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<?php
if ( ! class_exists( 'GFForms' ) ) {
die();
}
class GFFormDisplay {
public static $submission = array();
public static $init_scripts = array();
public static $hooks_js_printed = false;
public static $sidebar_has_widget = false;
public static $submission_initiated_by = '';
public static $processed = array();
const ON_PAGE_RENDER = 1;
const ON_CONDITIONAL_LOGIC = 2;
const SUBMISSION_INITIATED_BY_WEBFORM = 1;
const SUBMISSION_INITIATED_BY_API = 2;
const SUBMISSION_INITIATED_BY_API_VALIDATION = 3;
/**
* Starting point for the form submission process. Handles the following tasks: Form validation, save for later logic, entry creation, notification and confirmation.
*
* @since unknown
* @since 2.6.4 Added the $initiated_by param.
*
* @param int $form_id The form ID being submitted.
* @param int $initiated_by What process initiated the form submission. Possible options are self::SUBMISSION_INITIATED_BY_WEBFORM = 1 or self::SUBMISSION_INITIATED_BY_API = 2.
*/
public static function process_form( $form_id, $initiated_by = self::SUBMISSION_INITIATED_BY_API ) {
GFCommon::timer_start( __METHOD__ );
GFCommon::log_debug( "GFFormDisplay::process_form(): Starting to process form (#{$form_id}) submission." );
self::$submission_initiated_by = $initiated_by;
$form = GFAPI::get_form( $form_id );
$gform_pre_process_args = array( 'gform_pre_process', $form_id );
if ( gf_has_filter( $gform_pre_process_args ) ) {
GFCommon::log_debug( __METHOD__ . '(): Executing functions hooked to gform_pre_process.' );
/**
* Filter the form before GF begins to process the submission.
*
* @param array $form The Form Object
*/
$filtered_form = gf_apply_filters( array( 'gform_pre_process', $form['id'] ), $form );
if ( $filtered_form !== null ) {
$form = $filtered_form;
}
GFCommon::log_debug( __METHOD__ . '(): Completed gform_pre_process.' );
}
// Set files that have been uploaded to temp folder
$files = GFFormsModel::set_uploaded_files( $form_id );
//reading form metadata
$form = self::maybe_add_review_page( $form );
if ( ! rgar( $form, 'is_active' ) ) {
GFCommon::log_debug( __METHOD__ . '(): Aborting. Form is inactive.' );
return;
}
if ( rgar( $form, 'is_trash' ) ) {
GFCommon::log_debug( __METHOD__ . '(): Aborting. Form has been trashed.' );
return;
}
if ( GFCommon::form_requires_login( $form ) ) {
if ( ! is_user_logged_in() ) {
GFCommon::log_debug( __METHOD__ . '(): Aborting. User is not logged in.' );
return;
}
// Bypass nonce check for requests coming from the REST API
$is_rest_request = defined( 'REST_REQUEST' ) && REST_REQUEST;
if ( ! $is_rest_request ) {
check_admin_referer( 'gform_submit_' . $form_id, '_gform_submit_nonce_' . $form_id );
}
}
$lead = array();
$field_values = RGForms::post( 'gform_field_values' );
$confirmation_message = '';
$source_page_number = self::get_source_page( $form_id );
$page_number = $source_page_number;
$target_page = self::get_target_page( $form, $page_number, $field_values );
GFCommon::log_debug( "GFFormDisplay::process_form(): Source page number: {$source_page_number}. Target page number: {$target_page}." );
$saving_for_later = rgpost( 'gform_save' ) ? true : false;
$is_valid = true;
$failed_validation_page = $page_number;
//don't validate when going to previous page or saving for later
if ( ! $saving_for_later && ( empty( $target_page ) || $target_page >= $page_number ) ) {
$is_valid = self::validate( $form, $field_values, $page_number, $failed_validation_page );
}
$log_is_valid = $is_valid ? 'Yes' : 'No';
GFCommon::log_debug( __METHOD__ . "(): After validation. Is submission valid? {$log_is_valid}." );
// Upload files to temp folder when going to the next page or when submitting the form and it failed validation
if ( $target_page > $page_number || $target_page == 0 ) {
if ( ! empty( $_FILES ) && ! $saving_for_later ) {
// When saving, ignore files with single file upload fields as they have not been validated.
GFCommon::log_debug( 'GFFormDisplay::process_form(): Uploading files...' );
// Uploading files to temporary folder.
$files = self::upload_files( $form, $files );
RGFormsModel::$uploaded_files[ $form_id ] = $files;
}
}
// Load target page if it did not fail validation or if going to the previous page
if ( ! $saving_for_later && $is_valid ) {
$page_number = $target_page;
} else {
$page_number = $failed_validation_page;
}
$confirmation = '';
if ( ( $is_valid && $page_number == 0 ) || $saving_for_later ) {
// Make sure submit button isn't hidden by conditional logic.
if ( GFFormsModel::is_submit_button_hidden( $form ) && ! $saving_for_later ) {
// Ignore submission.
return;
}
$ajax = isset( $_POST['gform_ajax'] );
/**
* Adds support for aborting submission, displaying the confirmation page/text to the user. This filter is useful for Spam Filters that want to abort submissions that flagged as spam.
*
* @since 2.7
*
* @see https://docs.gravityforms.com/gform_abort_submission_with_confirmation/
*
* @param bool $do_abort The value being filtered. True to abort submission and display the confirmation. False to continue with submission. Defaults to false.
* @param array $form The current form object.
*/
$abort_with_confirmation = gf_apply_filters( array( 'gform_abort_submission_with_confirmation', $form['id'] ), false, $form );
if ( $abort_with_confirmation ) {
GFCommon::log_debug( 'GFFormDisplay::process_form(): Aborting early via gform_abort_submission_with_confirmation filter.' );
// Display confirmation but doesn't process the form. Useful for spam filters.
$confirmation = self::handle_confirmation( $form, $lead, $ajax );
$is_valid = false;
} elseif ( ! $saving_for_later ) {
GFCommon::log_debug( 'GFFormDisplay::process_form(): Submission is valid. Moving forward.' );
$gform_pre_submission_args = array( 'gform_pre_submission', $form_id );
if ( gf_has_action( $gform_pre_submission_args ) ) {
GFCommon::log_debug( __METHOD__ . '(): Executing functions hooked to gform_pre_submission.' );
/**
* Fires before form submission is handled
*
* Typically used to modify values before the submission is processed.
*
* @since 1.0
*
* @param array $form The Form object
*/
gf_do_action( $gform_pre_submission_args, $form );
GFCommon::log_debug( __METHOD__ . '(): Completed gform_pre_submission.' );
}
$gform_pre_submission_filter_args = array( 'gform_pre_submission_filter', $form_id );
if ( gf_has_filter( $gform_pre_submission_filter_args ) ) {
GFCommon::log_debug( __METHOD__ . '(): Executing functions hooked to gform_pre_submission_filter.' );
/**
* Allows the form object to be modified before the entry is saved.
*
* @since Unknown.
*
* @param array $form The form currently being processed.
*/
$form = gf_apply_filters( $gform_pre_submission_filter_args, $form );
GFCommon::log_debug( __METHOD__ . '(): Completed gform_pre_submission_filter.' );
}
$confirmation = self::handle_submission( $form, $lead, $ajax );
$gform_after_submission_args = array( 'gform_after_submission', $form_id );
if ( gf_has_action( $gform_after_submission_args ) ) {
GFCommon::log_debug( __METHOD__ . '(): Executing functions hooked to gform_after_submission.' );
/**
* Allows additional actions to be performed after successful form submission.
*
* @since 1.6
*
* @param array $lead The Entry object.
* @param array $form The Form object.
*/
gf_do_action( $gform_after_submission_args, $lead, $form );
GFCommon::log_debug( __METHOD__ . '(): Completed gform_after_submission.' );
}
} elseif ( $saving_for_later ) {
GFCommon::log_debug( 'GFFormDisplay::process_form(): Saving for later.' );
$lead = GFFormsModel::get_current_lead();
$form = self::update_confirmation( $form, $lead, 'form_saved' );
$confirmation = rgar( $form['confirmation'], 'message' );
$nl2br = rgar( $form['confirmation'], 'disableAutoformat' ) ? false : true;
$confirmation = GFCommon::replace_variables( $confirmation, $form, $lead, false, true, $nl2br );
$form_unique_id = GFFormsModel::get_form_unique_id( $form_id );
$ip = rgars( $form, 'personalData/preventIP' ) ? '' : GFFormsModel::get_ip();
$source_url = GFFormsModel::get_current_page_url();
$source_url = esc_url_raw( $source_url );
$resume_token = rgpost( 'gform_resume_token' );
$resume_token = sanitize_key( $resume_token );
$resume_token = GFFormsModel::save_draft_submission( $form, $lead, $field_values, $page_number, $files, $form_unique_id, $ip, $source_url, $resume_token );
$notifications_to_send = GFCommon::get_notifications_to_send( 'form_saved', $form, $lead );
$log_notification_event = empty( $notifications_to_send ) ? 'No notifications to process' : 'Processing notifications';
GFCommon::log_debug( "GFFormDisplay::process_form(): {$log_notification_event} for form_saved event." );
foreach ( $notifications_to_send as $notification ) {
if ( isset( $notification['isActive'] ) && ! $notification['isActive'] ) {
GFCommon::log_debug( "GFFormDisplay::process_form(): Notification is inactive, not processing notification (#{$notification['id']} - {$notification['name']})." );
continue;
}
$notification['message'] = self::replace_save_variables( $notification['message'], $form, $resume_token );
GFCommon::send_notification( $notification, $form, $lead );
}
self::set_submission_if_null( $form_id, 'saved_for_later', true );
self::set_submission_if_null( $form_id, 'resume_token', $resume_token );
GFCommon::log_debug( 'GFFormDisplay::process_form(): Saved incomplete submission.' );
}
/**
* Allows the confirmation redirect header to be suppressed. Required by GFAPI::submit_form().
*
* @since 2.3
*
* @param bool $suppress_redirect
*/
$suppress_redirect = apply_filters( 'gform_suppress_confirmation_redirect', false );
if ( is_array( $confirmation ) && isset( $confirmation['redirect'] ) && ! $suppress_redirect ) {
header( "Location: {$confirmation["redirect"]}" );
$gform_post_submission_args = array( 'gform_post_submission', $form_id );
if ( gf_has_action( $gform_post_submission_args ) ) {
GFCommon::log_debug( __METHOD__ . '(): Executing functions hooked to gform_post_submission.' );
/**
* Allows additional actions to be performed after form submission when the confirmation is a redirect.
*
* @param array $lead The Entry object.
* @param array $form The Form object.
*/
gf_do_action( $gform_post_submission_args, $lead, $form );
GFCommon::log_debug( __METHOD__ . '(): Completed gform_post_submission.' );
}
GFCommon::log_debug( __METHOD__ . sprintf( '(): Processing completed in %F seconds.', GFCommon::timer_end( __METHOD__ ) ) );
exit;
}
}
if ( ! isset( self::$submission[ $form_id ] ) ) {
self::$submission[ $form_id ] = array();
}
self::set_submission_if_null( $form_id, 'is_valid', $is_valid );
self::set_submission_if_null( $form_id, 'form', $form );
self::set_submission_if_null( $form_id, 'lead', $lead );
self::set_submission_if_null( $form_id, 'confirmation_message', $confirmation );
self::set_submission_if_null( $form_id, 'page_number', $page_number );
self::set_submission_if_null( $form_id, 'source_page_number', $source_page_number );
$gform_post_process_args = array( 'gform_post_process', $form_id );
if ( gf_has_action( $gform_post_process_args ) ) {
GFCommon::log_debug( __METHOD__ . '(): Executing functions hooked to gform_post_process.' );
/**
* Fires after the form processing is completed. Form processing happens when submitting a page on a multi-page form (i.e. going to the "Next" or "Previous" page), or
* when submitting a single page form.
*
* @param array $form The Form Object
* @param int $page_number In a multi-page form, this variable contains the current page number.
* @param int $source_page_number In a multi-page form, this parameters contains the number of the page that the submission came from.
* For example, when clicking "Next" on page 1, this parameter will be set to 1. When clicking "Previous" on page 2, this parameter will be set to 2.
*/
gf_do_action( $gform_post_process_args, $form, $page_number, $source_page_number );
GFCommon::log_debug( __METHOD__ . '(): Completed gform_post_process.' );
}
GFCommon::log_debug( __METHOD__ . sprintf( '(): Processing completed in %F seconds.', GFCommon::timer_end( __METHOD__ ) ) );
}
/**
* Get form object and insert review page, if necessary.
*
* @since 2.1.1.25 Added $partial_entry parameter.
* @since 1.9.15
*
* @param array $form The current Form object.
* @param array $partial_entry The partial entry from the resumed incomplete submission. Defaults to an empty array.
*
* @return array The form object.
*/
public static function maybe_add_review_page( $form, $partial_entry = array() ) {
/* Setup default review page parameters. */
$review_page = array(
'content' => '',
'cssClass' => '',
'is_enabled' => false,
'nextButton' => array(
'type' => 'text',
'text' => __( 'Review Form', 'gravityforms' ),
'imageUrl' => '',
'imageAlt' => '',
),
'previousButton' => array(
'type' => 'text',
'text' => __( 'Previous', 'gravityforms' ),
'imageUrl' => '',
'imageAlt' => '',
),
);
$gform_review_page_args = array( 'gform_review_page', rgar( $form, 'id' ) );
if ( gf_has_filter( $gform_review_page_args ) ) {
if ( empty( $partial_entry ) ) {
// Prepare partial entry for review page.
$partial_entry = GFFormsModel::get_current_lead();
}
/**
* GFFormsModel::create_lead() caches the field value and conditional logic visibility which can create
* issues when 3rd parties use hooks later in the process to modify the form. Let's flush the cache avoid
* any weirdness.
*/
GFCache::flush();
GFCommon::log_debug( __METHOD__ . '(): Executing functions hooked to gform_review_page.' );
/**
* A filter for setting up the review page.
*
* @since 2.4.5
*
* @param array $review_page The review page parameters
* @param array $form The current form object
* @param array|false $partial_entry The partial entry for the form or false on initial form display.
*/
$review_page = gf_apply_filters( $gform_review_page_args, $review_page, $form, $partial_entry );
GFCommon::log_debug( __METHOD__ . '(): Completed gform_review_page.' );
if ( ! rgempty( 'button_text', $review_page ) ) {
$review_page['nextButton']['text'] = $review_page['button_text'];
}
}
if ( rgar( $review_page, 'is_enabled' ) ) {
$form = self::insert_review_page( $form, $review_page );
}
return $form;
}
private static function set_submission_if_null( $form_id, $key, $val ) {
if ( ! isset( self::$submission[ $form_id ][ $key ] ) ) {
self::$submission[ $form_id ][ $key ] = $val;
}
}
private static function upload_files( $form, $files ) {
$form_upload_path = GFFormsModel::get_upload_path( $form['id'] );
GFCommon::log_debug( "GFFormDisplay::upload_files(): Upload path {$form_upload_path}" );
//Creating temp folder if it does not exist
$target_path = $form_upload_path . '/tmp/';
if ( ! is_dir( $target_path ) && wp_mkdir_p( $target_path ) ) {
GFCommon::recursive_add_index_file( $target_path );
}
foreach ( $form['fields'] as $field ) {
$input_name = "input_{$field->id}";
//skip fields that are not file upload fields or that don't have a file to be uploaded or that have failed validation
$input_type = RGFormsModel::get_input_type( $field );
if ( ! in_array( $input_type, array( 'fileupload', 'post_image' ) ) || $field->multipleFiles ) {
continue;
}
/*if ( $field->failed_validation || empty( $_FILES[ $input_name ]['name'] ) ) {
GFCommon::log_debug( "GFFormDisplay::upload_files(): Skipping field: {$field->label}({$field->id} - {$field->type})." );
continue;
}*/
if ( $field->failed_validation ) {
GFCommon::log_debug( "GFFormDisplay::upload_files(): Skipping field because it failed validation: {$field->label}({$field->id} - {$field->type})." );
continue;
}
if ( empty( $_FILES[ $input_name ]['name'] ) ) {
GFCommon::log_debug( "GFFormDisplay::upload_files(): Skipping field because a file could not be found: {$field->label}({$field->id} - {$field->type})." );
continue;
}
$file_name = $_FILES[ $input_name ]['name'];
if ( GFCommon::file_name_has_disallowed_extension( $file_name ) ) {
GFCommon::log_debug( __METHOD__ . "(): Illegal file extension: {$file_name}" );
continue;
}
$allowed_extensions = ! empty( $field->allowedExtensions ) ? GFCommon::clean_extensions( explode( ',', strtolower( $field->allowedExtensions ) ) ) : array();
if ( ! empty( $allowed_extensions ) ) {
if ( ! GFCommon::match_file_extension( $file_name, $allowed_extensions ) ) {
GFCommon::log_debug( __METHOD__ . "(): The uploaded file type is not allowed: {$file_name}" );
continue;
}
}
/**
* Allows the disabling of file upload whitelisting
*
* @param bool false Set to 'true' to disable whitelisting. Defaults to 'false'.
*/
$whitelisting_disabled = apply_filters( 'gform_file_upload_whitelisting_disabled', false );
if ( empty( $allowed_extensions ) && ! $whitelisting_disabled ) {
// Whitelist the file type
$valid_file_name = GFCommon::check_type_and_ext( $_FILES[ $input_name ], $file_name );
if ( is_wp_error( $valid_file_name ) ) {
GFCommon::log_debug( __METHOD__ . "(): The uploaded file type is not allowed: {$file_name}" );
continue;
}
}
$file_info = RGFormsModel::get_temp_filename( $form['id'], $input_name );
GFCommon::log_debug( 'GFFormDisplay::upload_files(): Temp file info: ' . print_r( $file_info, true ) );
if ( $file_info && move_uploaded_file( $_FILES[ $input_name ]['tmp_name'], $target_path . $file_info['temp_filename'] ) ) {
GFFormsModel::set_permissions( $target_path . $file_info['temp_filename'] );
$files[ $input_name ] = $file_info['uploaded_filename'];
GFCommon::log_debug( "GFFormDisplay::upload_files(): File uploaded successfully: {$file_info['uploaded_filename']}" );
} else {
GFCommon::log_error( "GFFormDisplay::upload_files(): File could not be uploaded: tmp_name: {$_FILES[ $input_name ]['tmp_name']} - target location: " . $target_path . $file_info['temp_filename'] );
}
}
return $files;
}
public static function get_state( $form, $field_values ) {
$fields = array();
foreach ( $form['fields'] as $field ) {
/* @var GF_Field $field */
if ( $field->is_state_validation_supported() ) {
$value = RGFormsModel::get_field_value( $field, $field_values, false );
$value = $field->get_value_default_if_empty( $value );
switch ( $field->get_input_type() ) {
case 'calculation' :
case 'singleproduct' :
case 'hiddenproduct' :
$price = ! is_array( $value ) || empty( $value[ $field->id . '.2' ] ) ? $field->basePrice : $value[ $field->id . '.2' ];
if ( empty( $price ) ) {
$price = 0;
}
$price = GFCommon::to_number( $price );
$product_name = ! is_array( $value ) || empty( $value[ $field->id . '.1' ] ) ? $field->label : $value[ $field->id . '.1' ];
$fields[ $field->id . '.1' ] = wp_hash( GFFormsModel::maybe_trim_input( $product_name, $form['id'], $field ) );
$fields[ $field->id . '.2' ] = wp_hash( GFFormsModel::maybe_trim_input( $price, $form['id'], $field ) );
break;
case 'singleshipping' :
$price = ! empty( $value ) ? $value : $field->basePrice;
$price = ! empty( $price ) ? GFCommon::to_number( $price ) : 0;
$fields[ $field->id ] = wp_hash( GFFormsModel::maybe_trim_input( $price, $form['id'], $field ) );
break;
case 'radio' :
case 'select' :
$fields[ $field->id ] = array();
foreach ( $field->choices as $choice ) {
$field_value = ! empty( $choice['value'] ) || $field->enableChoiceValue ? $choice['value'] : $choice['text'];
if ( $field->enablePrice ) {
$price = rgempty( 'price', $choice ) ? 0 : GFCommon::to_number( rgar( $choice, 'price' ) );
$field_value .= '|' . $price;
}
$fields[ $field->id ][] = wp_hash( GFFormsModel::maybe_trim_input( $field_value, $form['id'], $field ) );
}
break;
case 'checkbox' :
$index = 1;
foreach ( $field->choices as $choice ) {
$field_value = ! empty( $choice['value'] ) || $field->enableChoiceValue ? $choice['value'] : $choice['text'];
if ( $field->enablePrice ) {
$price = rgempty( 'price', $choice ) ? 0 : GFCommon::to_number( rgar( $choice, 'price' ) );
$field_value .= '|' . $price;
}
if ( $index % 10 == 0 ) { //hack to skip numbers ending in 0. so that 5.1 doesn't conflict with 5.10
$index ++;
}
$fields[ $field->id . '.' . $index ++ ] = wp_hash( GFFormsModel::maybe_trim_input( $field_value, $form['id'], $field ) );
}
break;
case 'consent':
$text = $field->checkboxLabel;
$description = GFFormsModel::get_latest_form_revisions_id( $form['id'] );
$fields[ $field->id . '.1' ] = wp_hash( 1 );
$fields[ $field->id . '.2' ] = wp_hash( GFFormsModel::maybe_trim_input( $text, $form['id'], $field ) );
$fields[ $field->id . '.3' ] = wp_hash( GFFormsModel::maybe_trim_input( $description, $form['id'], $field ) );
break;
}
}
}
$hash = json_encode( $fields );
$checksum = wp_hash( crc32( $hash ) );
return base64_encode( json_encode( array( $hash, $checksum ) ) );
}
/**
* Determine if form has any pages.
*
* @access private
*
* @param array $form The form object
*
* @return bool If form object has any pages
*/
private static function has_pages( $form ) {
return GFCommon::has_pages( $form );
}
private static function has_character_counter( $form ) {
if ( ! is_array( $form['fields'] ) ) {
return false;
}
foreach ( $form['fields'] as $field ) {
if ( $field->maxLength && ! $field->inputMask ) {
return true;
}
}
return false;
}
private static function has_placeholder( $form ) {
if ( ! is_array( $form['fields'] ) ) {
return false;
}
foreach ( $form['fields'] as $field ) {
if ( $field->placeholder != '' ) {
return true;
}
if ( is_array( $field->inputs ) ) {
foreach ( $field->inputs as $input ) {
if ( rgar( $input, 'placeholder' ) != '' ) {
return true;
}
}
}
}
return false;
}
private static function has_enhanced_dropdown( $form ) {
if ( ! is_array( $form['fields'] ) ) {
return false;
}
foreach ( $form['fields'] as $field ) {
if ( in_array( RGFormsModel::get_input_type( $field ), array( 'select', 'multiselect' ) ) && $field->enableEnhancedUI ) {
return true;
}
}
return false;
}
private static function has_password_strength( $form ) {
if ( ! is_array( $form['fields'] ) ) {
return false;
}
foreach ( $form['fields'] as $field ) {
if ( $field->type == 'password' && $field->passwordStrengthEnabled ) {
return true;
}
}
return false;
}
/**
* Determines if form has a Password field with the Password Visibility Toggle enabled.
*
* @since 2.4.15
*
* @param array $form Form object.
*
* @return bool
*/
private static function has_password_visibility( $form ) {
if ( ! is_array( $form['fields'] ) ) {
return false;
}
foreach ( $form['fields'] as $field ) {
if ( $field->type == 'password' && $field->passwordVisibilityEnabled ) {
return true;
}
}
return false;
}
private static function has_other_choice( $form ) {
if ( ! is_array( $form['fields'] ) ) {
return false;
}
foreach ( $form['fields'] as $field ) {
if ( $field->type == 'radio' && $field->enableOtherChoice ) {
return true;
}
}
return false;
}
public static function get_target_page( $form, $current_page, $field_values ) {
$page_number = RGForms::post( "gform_target_page_number_{$form['id']}" );
$page_number = ! is_numeric( $page_number ) ? 1 : $page_number;
// cast to an integer since page numbers can only be whole numbers
$page_number = absint( $page_number );
$direction = $page_number >= $current_page ? 1 : - 1;
//Finding next page that is not hidden by conditional logic
while ( RGFormsModel::is_page_hidden( $form, $page_number, $field_values ) ) {
$page_number += $direction;
}
//If all following pages are hidden, submit the form
if ( $page_number > self::get_max_page_number( $form ) ) {
$page_number = 0;
}
/**
* Modify the target page.
*
* @since 2.1.2.13
*
* @see https://docs.gravityforms.com/gform_target_page/
*
* @param int $page_number The target page number.
* @param array $form The current form object.
* @param int $current_page The page that was submitted.
* @param array $field_values Dynamic population values that were provided when loading the form.
*/
return gf_apply_filters( array( 'gform_target_page', $form['id'] ), $page_number, $form, $current_page, $field_values );
}
public static function get_source_page( $form_id ) {
$page_number = RGForms::post( "gform_source_page_number_{$form_id}" );
return ! is_numeric( $page_number ) ? 1 : $page_number;
}
public static function set_current_page( $form_id, $page_number ) {
self::$submission[ $form_id ]['page_number'] = $page_number;
}
public static function get_current_page( $form_id ) {
$page_number = isset( self::$submission[ $form_id ] ) ? intval( self::$submission[ $form_id ]['page_number'] ) : 1;
return $page_number;
}
private static function is_page_active( $form_id, $page_number ) {
return intval( self::get_current_page( $form_id ) ) == intval( $page_number );
}
/**
* Determine if the last page for the current form object is being submitted or rendered (depending on the provided $mode).
*
* @param array $form A Gravity Forms form object.
* @param string $mode Mode to check for: 'submit' or 'render'
*
* @return boolean
*/
public static function is_last_page( $form, $mode = 'submit' ) {
$page_number = self::get_source_page( $form['id'] );
$field_values = GFForms::post( 'gform_field_values' );
$target_page = self::get_target_page( $form, $page_number, $field_values );
if ( $mode == 'render' ) {
$is_valid = rgars( self::$submission, "{$form['id']}/is_valid" );
$is_last_page = $is_valid && $target_page == self::get_max_page_number( $form );
} else {
$is_last_page = (string) $target_page === '0';
}
return $is_last_page;
}
/**
* Returns the entry limit date range for the given period.
*
* @since unknown
* @since 2.4.15 Updated the day period to use the local time.
*
* @param string $period The eriod for the entry limit.
*
* @return array
*/
private static function get_limit_period_dates( $period ) {
if ( empty( $period ) ) {
return array( 'start_date' => null, 'end_date' => null );
}
switch ( $period ) {
case 'day':
return array(
'start_date' => current_time( 'Y-m-d' ),
'end_date' => current_time( 'Y-m-d 23:59:59' ),
);
break;
case 'week':
return array(
'start_date' => gmdate( 'Y-m-d', strtotime( 'Monday this week' ) ),
'end_date' => gmdate( 'Y-m-d 23:59:59', strtotime( 'Sunday this week' ) ),
);
break;
case 'month':
$month_start = gmdate( 'Y-m-1');
return array(
'start_date' => $month_start,
'end_date' => gmdate( 'Y-m-d H:i:s', strtotime( "{$month_start} +1 month -1 second" ) ),
);
break;
case 'year':
return array(
'start_date' => gmdate( 'Y-1-1' ),
'end_date' => gmdate( 'Y-12-31 23:59:59' ),
);
break;
}
}
/**
* Get the slug for the form's theme
*
* @since 2.7
*
* @param $form
*
* @return string The theme slug
*/
public static function get_form_theme_slug( $form ) {
$form = (array) $form;
// If form is legacy, return that early to avoid calculating orbital styles.
if ( GFCommon::is_legacy_markup_enabled( $form ) ) {
$slug = 'legacy';
} elseif ( GFCommon::is_preview() ) {
return 'gravity-theme';
} else {
$instance = rgar( $form, 'page_instance', 0 );
$all_blocks = apply_filters( 'gform_form_block_attribute_values', array() );
$block_settings = rgars( $all_blocks, rgar( $form, 'id', 0 ) . '/' . $instance, array() );
// If a theme is selected for this block or shortcode, return that.
if ( isset( $block_settings['theme'] ) ) {
$slug = $block_settings['theme'];
} elseif( rgar( $form, 'theme' ) ) {
$slug = $form['theme'];
}
}
// allow using the short version in shortcodes.
if ( !empty( $slug ) && $slug == 'gravity' ) {
$slug = 'gravity-theme';
}
if ( empty( $slug ) || ! in_array( $slug, array( 'legacy', 'gravity-theme', 'orbital' ) ) ) {
$slug = get_option( 'rg_gforms_default_theme', 'gravity-theme' );
}
/**
* Allow users to filter the theme slug returned for a given form.
*
* @since 2.7
*
* @param string $slug The current theme slug for the form.
* @param array $form The form object being processed.
*
* @return string
*/
return apply_filters( 'gform_form_theme_slug', $slug, $form );
}
/**
* Fire the post render events for a form instance when the form is visible on the page.
*
* @since 2.8.4
*
* @param $form_id
* @param $current_page
*
* @return string
*/
public static function post_render_script( $form_id, $current_page = 'current_page' ) {
$post_render_script = '
jQuery(document).trigger("gform_pre_post_render", [{ formId: "' . $form_id . '", currentPage: "' . $current_page . '", abort: function() { this.preventDefault(); } }]);
if (event.defaultPrevented) {
return;
}
const gformWrapperDiv = document.getElementById( "gform_wrapper_' . $form_id . '" );
if ( gformWrapperDiv ) {
const visibilitySpan = document.createElement( "span" );
visibilitySpan.id = "gform_visibility_test_' . $form_id . '";
gformWrapperDiv.insertAdjacentElement( "afterend", visibilitySpan );
}
const visibilityTestDiv = document.getElementById( "gform_visibility_test_' . $form_id . '" );
let postRenderFired = false;
function triggerPostRender() {
if ( postRenderFired ) {
return;
}
postRenderFired = true;
jQuery( document ).trigger( \'gform_post_render\', [' . $form_id . ', ' . $current_page . '] );
gform.utils.trigger( { event: \'gform/postRender\', native: false, data: { formId: ' . $form_id . ', currentPage: ' . $current_page . ' } } );
if ( visibilityTestDiv ) {
visibilityTestDiv.parentNode.removeChild( visibilityTestDiv );
}
}
function debounce( func, wait, immediate ) {
var timeout;
return function() {
var context = this, args = arguments;
var later = function() {
timeout = null;
if ( !immediate ) func.apply( context, args );
};
var callNow = immediate && !timeout;
clearTimeout( timeout );
timeout = setTimeout( later, wait );
if ( callNow ) func.apply( context, args );
};
}
const debouncedTriggerPostRender = debounce( function() {
triggerPostRender();
}, 200 );
if ( visibilityTestDiv && visibilityTestDiv.offsetParent === null ) {
const observer = new MutationObserver( ( mutations ) => {
mutations.forEach( ( mutation ) => {
if ( mutation.type === \'attributes\' && visibilityTestDiv.offsetParent !== null ) {
debouncedTriggerPostRender();
observer.disconnect();
}
});
});
observer.observe( document.body, {
attributes: true,
childList: false,
subtree: true,
attributeFilter: [ \'style\', \'class\' ],
});
} else {
triggerPostRender();
}
';
$post_render_script = gf_apply_filters( array( 'gform_post_render_script', $form_id ), $post_render_script, $form_id, $current_page );
return str_replace( [ "\t", "\n", "\r" ], '', $post_render_script );
}
/**
* Get a form for display.
*
* @since unknown
* @since 2.7.15 Added the $form_theme and $style_settings parameters.
*
* @param int $form_id The id of the form.
* @param bool $display_title Whether to display the form title.
* @param bool $display_description Whether to display the form description.
* @param bool $force_display Whether to force the form to display even if it is inactive.
* @param array $field_values Array of field values.
* @param bool $ajax Whether ajax is enabled.
* @param int $tabindex Tabindex for the form.
* @param string $form_theme Form theme slug.
* @param string $style_settings JSON-encoded style settings. Passing false will bypass the gform_default_styles filter.
*
* @return mixed|string|WP_Error
*/
public static function get_form( $form_id, $display_title = true, $display_description = true, $force_display = false, $field_values = null, $ajax = false, $tabindex = 0, $form_theme = null, $style_settings = null ) {
GFCommon::timer_start( __METHOD__ );
/**
* Provides the ability to modify the options used to display the form
*
* @param array An array of Form Arguments when adding it to a page/post (Like the ID, Title, AJAX or not, etc)
*/
$form_args = apply_filters( 'gform_form_args', compact( 'form_id', 'display_title', 'display_description', 'force_display', 'field_values', 'ajax', 'tabindex' ) );
if ( empty( $form_args['form_id'] ) ) {
return self::get_form_not_found_html( $form_id, $ajax );
}
extract( $form_args );
//looking up form id by form name
if ( ! is_numeric( $form_id ) ) {
$form_title = $form_id;
$form_id = GFFormsModel::get_form_id( $form_title );
if ( $form_id === 0 ) {
return self::get_form_not_found_html( $form_title, $ajax );
}
}
$form = GFAPI::get_form( $form_id );
if ( ! $form ) {
return self::get_form_not_found_html( $form_id, $ajax );
}
if ( ! isset( self::$processed[ $form_id ] ) ) {
self::$processed[ $form_id ] = 0;
}
$form['page_instance'] = self::$processed[ $form_id ];
self::$processed[ $form_id ]++;
$action = remove_query_arg( 'gf_token' );
if ( rgpost( 'gform_send_resume_link' ) == $form_id ) {
$save_email_confirmation = self::handle_save_email_confirmation( $form, $ajax );
if ( is_wp_error( $save_email_confirmation ) ) { // Failed email validation
$resume_token = rgpost( 'gform_resume_token' );
$resume_token = sanitize_key( $resume_token );
$incomplete_submission_info = GFFormsModel::get_draft_submission_values( $resume_token );
if ( $incomplete_submission_info['form_id'] == $form_id ) {
$submission_details_json = $incomplete_submission_info['submission'];
$submission_details = json_decode( $submission_details_json, true );
$partial_entry = $submission_details['partial_entry'];
$form = self::update_confirmation( $form, $partial_entry, 'form_saved' );
$confirmation_message = rgar( $form['confirmation'], 'message' );
$nl2br = rgar( $form['confirmation'], 'disableAutoformat' ) ? false : true;
$confirmation_message = GFCommon::replace_variables( $confirmation_message, $form, $partial_entry, false, true, $nl2br );
return self::handle_save_confirmation( $form, $resume_token, $confirmation_message, $ajax );
}
} else {
return $save_email_confirmation;
}
}
$is_postback = false;
$is_valid = true;
$confirmation_message = '';
//If form was submitted, read variables set during form submission procedure
$submission_info = isset( self::$submission[ $form_id ] ) ? self::$submission[ $form_id ] : false;
if ( rgar( $submission_info, 'saved_for_later' ) == true ) {
$resume_token = $submission_info['resume_token'];
$confirmation_message = rgar( $submission_info, 'confirmation_message' );
return self::handle_save_confirmation( $form, $resume_token, $confirmation_message, $ajax );
}
$partial_entry = $submitted_values = $review_page_done = false;
if ( isset( $_GET['gf_token'] ) ) {
$incomplete_submission_info = GFFormsModel::get_draft_submission_values( $_GET['gf_token'] );
if ( rgar( $incomplete_submission_info, 'form_id' ) == $form_id ) {
$submission_details_json = $incomplete_submission_info['submission'];
$submission_details = json_decode( $submission_details_json, true );
$partial_entry = $submission_details['partial_entry'];
$submitted_values = $submission_details['submitted_values'];
$field_values = $submission_details['field_values'];
GFFormsModel::$unique_ids[ $form_id ] = $submission_details['gform_unique_id'];
GFFormsModel::$uploaded_files[ $form_id ] = $submission_details['files'];
self::set_submission_if_null( $form_id, 'resuming_incomplete_submission', true );
self::set_submission_if_null( $form_id, 'form_id', $form_id );
$form = self::maybe_add_review_page( $form, $partial_entry );
$review_page_done = true;
$max_page_number = self::get_max_page_number( $form );
$page_number = $submission_details['page_number'];
if ( $page_number > 1 && $max_page_number > 0 && $page_number > $max_page_number ) {
$page_number = $max_page_number;
}
self::set_submission_if_null( $form_id, 'page_number', $page_number );
}
}
if ( ! $review_page_done && $form !== false ) {
$form = self::maybe_add_review_page( $form );
}
if ( ! is_array( $partial_entry ) ) {
/**
* A filter that allows disabling of the form view counter
*
* @param int $form_id The Form ID to filter when disabling the form view counter
* @param bool Default set to false (view counter enabled), can be set to true to disable the counter
*/
$view_counter_disabled = gf_apply_filters( array( 'gform_disable_view_counter', $form_id ), false );
if ( $submission_info ) {
if ( $submission_info['form'] ) {
$submission_info['form']['page_instance'] = rgar( $form, 'page_instance', 0 );
}
$is_postback = true;
$is_valid = rgar( $submission_info, 'is_valid' ) || rgar( $submission_info, 'is_confirmation' );
$form = $submission_info['form'];
$lead = $submission_info['lead'];
$confirmation_message = rgget( 'confirmation_message', $submission_info );
if ( $is_valid && ! RGForms::get( 'is_confirmation', $submission_info ) ) {
if ( $submission_info['page_number'] == 0 ) {
/**
* Fired after form submission
*
* @param array $lead The Entry object
* @param array $form The Form object
*/
gf_do_action( array( 'gform_post_submission', $form['id'] ), $lead, $form );
} else {
/**
* Fired after the page changes on a multi-page form
*
* @param array $form The Form object
* @param int $submission_info['source_page_number'] The page that was submitted
* @param int $submission_info['page_number'] The page that the user is being sent to
*/
gf_do_action( array( 'gform_post_paging', $form['id'] ), $form, $submission_info['source_page_number'], $submission_info['page_number'] );
}
}
} elseif ( ! current_user_can( 'administrator' ) && ! $view_counter_disabled ) {
RGFormsModel::insert_form_view( $form_id );
}
}
if ( null !== $form_theme ) {
$form['theme'] = $form_theme;
}
$form['styles'] = self::get_form_styles( $style_settings );
//Fired right before the form rendering process. Allow users to manipulate the form object before it gets displayed in the front end
$form = gf_apply_filters( array( 'gform_pre_render', $form_id ), $form, $ajax, $field_values );
if ( empty( $form ) ) {
return self::get_form_not_found_html( $form_id, $ajax );
}
$has_pages = self::has_pages( $form );
//calling tab index filter
GFCommon::$tab_index = gf_apply_filters( array( 'gform_tabindex', $form_id ), $tabindex, $form );
//Don't display inactive forms
if ( ! $force_display && ! $is_postback ) {
$form_info = RGFormsModel::get_form( $form_id );
if ( empty( $form_info ) || ! $form_info->is_active ) {
return '';
}
// If form requires login, check if user is logged in
if ( GFCommon::form_requires_login( $form ) ) {
if ( ! is_user_logged_in() ) {
return empty( $form['requireLoginMessage'] ) ? '<p>' . esc_html__( 'Sorry. You must be logged in to view this form.', 'gravityforms' ) . '</p>' : '<p>' . GFCommon::gform_do_shortcode( $form['requireLoginMessage'] ) . '</p>';
}
}
}
// show the form regardless of the following validations when force display is set to true
if ( ! $force_display || $is_postback ) {
$form_schedule_validation = self::validate_form_schedule( $form );
// if form schedule validation fails AND this is not a postback, display the validation error
// if form schedule validation fails AND this is a postback, make sure is not a valid submission (enables display of confirmation message)
if ( $form_schedule_validation && ! $is_postback ) {
return $form_schedule_validation;
} elseif ( $form_schedule_validation && $is_postback && ! $is_valid ) {
return self::get_ajax_postback_html( $form_schedule_validation );
}
$entry_limit_validation = self::validate_entry_limit( $form );
// refer to form schedule condition notes above
if ( $entry_limit_validation && ! $is_postback ) {
return $entry_limit_validation;
} elseif ( $entry_limit_validation && $is_postback && ! $is_valid ) {
return self::get_ajax_postback_html( $entry_limit_validation );
}
}
$form_string = '';
//When called via a template, this will enqueue the proper scripts
//When called via a shortcode, this will be ignored (too late to enqueue), but the scripts will be enqueued via the enqueue_scripts event
self::enqueue_form_scripts( $form, $ajax );
$is_form_editor = GFCommon::is_form_editor();
$is_entry_detail = GFCommon::is_entry_detail();
$is_admin = $is_form_editor || $is_entry_detail;
if ( empty( $confirmation_message ) ) {
$wrapper_css_class = GFCommon::get_browser_class() . ' gform_wrapper';
if ( ! $is_valid ) {
$wrapper_css_class .= ' gform_validation_error';
}
$form_css_class = esc_attr( rgar( $form, 'cssClass' ) );
//Hiding entire form if conditional logic is on to prevent 'hidden' fields from blinking. Form will be set to visible in the conditional_logic.php after the rules have been applied.
$style = ( self::has_conditional_logic( $form ) && rgar( rgget( 'attributes' ), 'formPreview' ) !== 'true' ) ? "style='display:none'" : '';
// Split form CSS class by spaces and apply wrapper to each.
$custom_wrapper_css_class = '';
if ( ! empty( $form_css_class ) ) {
// Separate the CSS classes.
$form_css_classes = explode( ' ', $form_css_class );
$form_css_classes = array_filter( $form_css_classes );
// Append _wrapper to each class.
foreach ( $form_css_classes as &$wrapper_class ) {
$wrapper_class .= '_wrapper';
}
// Merge back into a string.
$custom_wrapper_css_class = ' ' . implode( ' ', $form_css_classes );
}
$page_instance = isset( $form['page_instance'] ) ? "data-form-index='{$form['page_instance']}'" : null;
$form_theme = GFFormDisplay::get_form_theme_slug( $form );
$form_string .= "
<div class='{$wrapper_css_class}{$custom_wrapper_css_class}' data-form-theme='{$form_theme}' {$page_instance} id='gform_wrapper_$form_id' " . $style . '>';
/**
* Allows markup to be added directly after the opening form wrapper.
*
* @since 2.7
*
* @param string $markup The current string to append.
* @param array $form The form being displayed.
*
* @return string
*/
$form_string .= gf_apply_filters( array( 'gform_form_after_open', $form_id ), '', $form );
$anchor = self::get_anchor( $form, $ajax );
$form_string .= $anchor['tag'];
$action .= $anchor['id'];
$target = $ajax ? "target='gform_ajax_frame_{$form_id}'" : '';
$form_css_class = ! empty( $form['cssClass'] ) ? "class='{$form_css_class}'" : '';
if ( $is_postback && ! $is_valid ) {
$show_summary = rgar( $form, 'validationSummary', false );
// Generate validation heading message and errors list markup, append to form string.
$form_string .= self::get_validation_errors_markup( $form, $submitted_values, $show_summary );
}
$required_indicator_type = rgar( $form, 'requiredIndicator', 'text' );
$display_required_legend = GFCommon::has_required_field( $form ) && ! GFCommon::is_legacy_markup_enabled( $form ) && 'text' !== $required_indicator_type;
if ( ( $display_title || $display_description ) || $display_required_legend ) {
$gform_title_open = GFCommon::is_legacy_markup_enabled( $form ) ? '<h3 class="gform_title">' : '<h2 class="gform_title">';
$gform_title_close = GFCommon::is_legacy_markup_enabled( $form ) ? '</h3>' : '</h2>';
$form_string .= "
<div class='gform_heading'>";
if ( $display_title ) {
$form_string .= "
{$gform_title_open}" . rgar( $form, 'title' ) . $gform_title_close;
}
if ( $display_description ) {
$form_string .= "
<p class='gform_description'>" . rgar( $form, 'description' ) . '</p>';
}
if ( $display_required_legend ) {
/**
* Modify the legend displayed at the bottom of the form header which explains how required fields are indicated.
*
* @since 2.5
*
* @param string $message The required indicator legend.
* @param array $form The current Form.
*/
$required_legend = gf_apply_filters(
array( 'gform_required_legend', $form['id'] ),
/* Translators: the text or symbol that indicates a field is required */
sprintf( esc_html__( '"%s" indicates required fields', 'gravityforms' ), GFFormsModel::get_required_indicator( $form_id ) ),
$form
);
$form_string .= "
<p class='gform_required_legend'>{$required_legend}</p>";
}
$form_string .= '
</div>';
}
$action = esc_url( $action );
$form_string .= gf_apply_filters( array( 'gform_form_tag', $form_id ), "<form method='post' enctype='multipart/form-data' {$target} id='gform_{$form_id}' {$form_css_class} action='{$action}' data-formid='{$form_id}' novalidate>", $form );
// If Save and Continue token was provided but expired/invalid, display error message.
if ( isset( $_GET['gf_token'] ) && ! is_array( $incomplete_submission_info ) ) {
/**
* Modify the error message displayed when an expired/invalid Save and Continue link is used.
*
* @since 2.4
*
* @param string $message Save & Continue expired/invalid link error message.
* @param array $form The current Form object.
*/
$savecontinue_expired_message = gf_apply_filters( array(
'gform_savecontinue_expired_message',
$form['id'],
), esc_html__( 'Save and Continue link used is expired or invalid.', 'gravityforms' ), $form );
// If message is not empty, add to form string.
if ( ! empty( $savecontinue_expired_message ) ) {
$form_string .= sprintf(
'<div class="validation_error gform_validation_error">%s</div>',
$savecontinue_expired_message
);
}
}
/* If the form was submitted, has multiple pages and is invalid, set the current page to the first page with an invalid field. */
if ( $has_pages && $is_postback && ! $is_valid ) {
self::set_current_page( $form_id, GFFormDisplay::get_first_page_with_error( $form ) );
}
$current_page = self::get_current_page( $form_id );
if ( $has_pages && ! $is_admin ) {
$pagination_type = rgars( $form, 'pagination/type' );
if ( $pagination_type == 'percentage' ) {
$form_string .= self::get_progress_bar( $form, $current_page, $confirmation_message );
} else if ( $pagination_type == 'steps' ) {
$form_string .= self::get_progress_steps( $form, $current_page );
}
}
$form_string .= "
<div class='gform-body gform_body'>";
//add first page if this form has any page fields
if ( $has_pages ) {
$style = self::is_page_active( $form_id, 1 ) ? '' : "style='display:none;'";
$class = ' ' . rgar( $form, 'firstPageCssClass', '' );
$class = esc_attr( $class );
$form_string .= "<div id='gform_page_{$form_id}_1' class='gform_page{$class}' data-js='page-field-id-1' {$style}>
<div class='gform_page_fields'>";
}
$tag = GFCommon::is_legacy_markup_enabled( $form ) ? 'ul' : 'div';
$form_string .= "<{$tag} id='gform_fields_{$form_id}' class='" . GFCommon::get_ul_classes( $form ) . "'>";
if ( is_array( $form['fields'] ) ) {
// Add honeypot field if Honeypot is enabled.
$honeypot_handler = GFForms::get_service_container()->get( Gravity_Forms\Gravity_Forms\Honeypot\GF_Honeypot_Service_Provider::GF_HONEYPOT_HANDLER );
$form = $honeypot_handler->maybe_add_honeypot_field( $form );
foreach ( $form['fields'] as $field ) {
$field->set_context_property( 'rendering_form', true );
/* @var GF_Field $field */
$field->conditionalLogicFields = self::get_conditional_logic_fields( $form, $field->id );
if ( is_array( $submitted_values ) ) {
$field_value = rgar( $submitted_values, $field->id );
if ( $field->type === 'consent'
&& ( $field_value[ $field->id . '.3' ] != GFFormsModel::get_latest_form_revisions_id( $form['id'] )
|| $field_value[ $field->id . '.2' ] != $field->checkboxLabel ) ) {
$field_value = GFFormsModel::get_field_value( $field, $field_values );
}
} else {
$field_value = GFFormsModel::get_field_value( $field, $field_values );
}
$form_string .= self::get_field( $field, $field_value, false, $form, $field_values );
$form_string .= self::get_row_spacer( $field, $form );
}
}
$form_string .= "</{$tag}>";
if ( $has_pages ) {
$last_page_button = rgar( $form, 'lastPageButton', array() );
$previous_button_alt = rgar( $last_page_button, 'imageAlt', __( 'Previous Page', 'gravityforms' ) );
$previous_button = self::get_form_button( $form['id'], "gform_previous_button_{$form['id']}", $last_page_button, __( 'Previous', 'gravityforms' ), 'gform_previous_button gform-theme-button gform-theme-button--secondary', $previous_button_alt, self::get_current_page( $form_id ) - 1 );
/**
* Filter through the form previous button when paged
*
* @param int $form_id The Form ID to filter through
* @param string $previous_button The HTML rendered button (rendered with the form ID and the function get_form_button)
* @param array $form The Form object to filter through
*/
$previous_button = gf_apply_filters( array( 'gform_previous_button', $form_id ), $previous_button, $form );
$form_string .= '</div>' . self::gform_footer( $form, 'gform_page_footer ' . rgar( $form, 'labelPlacement', 'before' ), $ajax, $field_values, $previous_button, $display_title, $display_description, $tabindex, $form_theme, $style_settings ) . '
</div>'; //closes gform_page
}
$form_string .= '</div>'; //closes gform_body
//suppress form footer for multi-page forms (footer will be included on the last page
$label_placement = rgar( $form, 'labelPlacement', 'before' );
if ( ! $has_pages ) {
$form_string .= self::gform_footer( $form, 'gform_footer ' . $label_placement, $ajax, $field_values, '', $display_title, $display_description, $tabindex, $form_theme, $style_settings );
}
$form_string .= '
</form>
</div>';
if ( $ajax && $is_postback ) {
global $wp_scripts;
$form_string = self::get_ajax_postback_html( $form_string );
}
/**
* Allows users to disable the spinner on non-ajax forms.
*
* @since 2.7
*
* @param bool $show Whether to show the spinner on non-ajax-forms.
*
* @return bool
*/
$always_show_spinner = gf_apply_filters( array( 'gform_always_show_spinner', $form_id ), true );
$should_show_spinner = $ajax || $always_show_spinner;
if ( $should_show_spinner ) {
$default_spinner = GFCommon::get_base_url() . '/images/spinner.svg';
$spinner_url = gf_apply_filters( array( 'gform_ajax_spinner_url', $form_id ), $default_spinner, $form );
$theme_slug = self::get_form_theme_slug( $form );
$is_legacy = $default_spinner !== $spinner_url || in_array( $theme_slug, array( 'gravity-theme', 'legacy' ) );
$scroll_position = array( 'default' => '', 'confirmation' => '' );
if ( $anchor['scroll'] !== false ) {
$scroll_position['default'] = is_numeric( $anchor['scroll'] ) ? 'jQuery(document).scrollTop(' . intval( $anchor['scroll'] ) . ');' : "jQuery(document).scrollTop(jQuery('#gform_wrapper_{$form_id}').offset().top - mt);";
$scroll_position['confirmation'] = is_numeric( $anchor['scroll'] ) ? 'jQuery(document).scrollTop(' . intval( $anchor['scroll'] ) . ');' : "jQuery(document).scrollTop(jQuery('{$anchor['id']}').offset().top - mt);";
}
// Accessibility enhancements to properly handle the iframe title and content.
$iframe_content = esc_html__( 'This iframe contains the logic required to handle Ajax powered Gravity Forms.', 'gravityforms' );
$iframe_title = " title='{$iframe_content}'";
if ( defined( 'GF_DEBUG' ) && GF_DEBUG ) {
// In debug mode, display the iframe with the text content.
$iframe_style = 'display:block;width:600px;height:300px;border:1px solid #eee;';
} else {
// Hide the iframe and the content is not needed when not in debug mode.
$iframe_style = 'display:none;width:0px;height:0px;';
$iframe_content = '';
}
if ( ! $ajax || ! $is_postback ) {
$form_scripts_body =
'gform.initializeOnLoaded( function() {' .
"gformInitSpinner( {$form_id}, '{$spinner_url}', " . ( $is_legacy ? 'true' : 'false' ) . " );" .
"jQuery('#gform_ajax_frame_{$form_id}').on('load',function(){" .
"var contents = jQuery(this).contents().find('*').html();" .
"var is_postback = contents.indexOf('GF_AJAX_POSTBACK') >= 0;" .
'if(!is_postback){return;}' .
"var form_content = jQuery(this).contents().find('#gform_wrapper_{$form_id}');" .
"var is_confirmation = jQuery(this).contents().find('#gform_confirmation_wrapper_{$form_id}').length > 0;" .
"var is_redirect = contents.indexOf('gformRedirect(){') >= 0;" .
'var is_form = form_content.length > 0 && ! is_redirect && ! is_confirmation;' .
"var mt = parseInt(jQuery('html').css('margin-top'), 10) + parseInt(jQuery('body').css('margin-top'), 10) + 100;" .
'if(is_form){' .
"jQuery('#gform_wrapper_{$form_id}').html(form_content.html());" .
"if(form_content.hasClass('gform_validation_error')){jQuery('#gform_wrapper_{$form_id}').addClass('gform_validation_error');} else {jQuery('#gform_wrapper_{$form_id}').removeClass('gform_validation_error');}" .
"setTimeout( function() { /* delay the scroll by 50 milliseconds to fix a bug in chrome */ {$scroll_position['default']} }, 50 );" .
"if(window['gformInitDatepicker']) {gformInitDatepicker();}" .
"if(window['gformInitPriceFields']) {gformInitPriceFields();}" .
"var current_page = jQuery('#gform_source_page_number_{$form_id}').val();" .
"gformInitSpinner( {$form_id}, '{$spinner_url}', " . ( $is_legacy ? 'true' : 'false' ) . " );" .
"jQuery(document).trigger('gform_page_loaded', [{$form_id}, current_page]);" .
"window['gf_submitting_{$form_id}'] = false;" .
'}' .
'else if(!is_redirect){' .
"var confirmation_content = jQuery(this).contents().find('.GF_AJAX_POSTBACK').html();" .
'if(!confirmation_content){' .
'confirmation_content = contents;' .
'}' .
'setTimeout(function(){' .
"jQuery('#gform_wrapper_{$form_id}').replaceWith(confirmation_content);" .
"{$scroll_position['confirmation']}" .
"jQuery(document).trigger('gform_confirmation_loaded', [{$form_id}]);" .
"window['gf_submitting_{$form_id}'] = false;" .
"wp.a11y.speak(jQuery('#gform_confirmation_message_{$form_id}').text());" .
'}, 50);' .
'}' .
'else{' .
"jQuery('#gform_{$form_id}').append(contents);" .
"if(window['gformRedirect']) {gformRedirect();}" .
'}' .
self::post_render_script( $form_id ) .
'} );' .
'} );';
$form_scripts = GFCommon::get_inline_script_tag( $form_scripts_body );
if ( $ajax ) {
$form_string .= "
<iframe style='{$iframe_style}' src='about:blank' name='gform_ajax_frame_{$form_id}' id='gform_ajax_frame_{$form_id}'" . $iframe_title . ">" . $iframe_content . "</iframe>
{$form_scripts}";
} else {
$form_string .= $form_scripts;
}
}
}
$is_first_load = ! $is_postback;
if ( ( ! $ajax || $is_first_load ) ) {
self::register_form_init_scripts( $form, $field_values, $ajax );
// We can't init in footer on AJAX calls, as those actions never get called.
$init_in_footer = ! ( defined('DOING_AJAX') && DOING_AJAX );
/**
* Allows init scripts to be outputted in either the header or footer.
*
* @since unknown
* @since 2.5.3 Defaults to ( ! DOING_AJAX )
*
* @param bool Whether to output init scripts in the footer. Defaults to ( ! DOING_AJAX ).
*/
if ( apply_filters( 'gform_init_scripts_footer', $init_in_footer ) ) {
$callback = array( new GF_Late_Static_Binding( array( 'form_id' => $form['id'] ) ), 'GFFormDisplay_footer_init_scripts' );
add_action( 'wp_footer', $callback, 999 );
add_action( 'admin_print_footer_scripts', $callback, 999 );
add_action( 'gform_preview_footer', $callback );
} else {
$form_string .= self::get_form_init_scripts( $form );
$init_script_body = 'gform.initializeOnLoaded( function() {' .
self::post_render_script( $form_id, $current_page ) .
'} );';
$form_string .= GFCommon::get_inline_script_tag( $init_script_body );
}
}
$form_string = gf_apply_filters( array( 'gform_get_form_filter', $form_id ), $form_string, $form );
if ( isset( $_GET['gform_debug'] ) || GFCommon::is_preview() ) {
GFCommon::log_debug( __METHOD__ . sprintf( '(): Preparing form (#%d) markup completed in %F seconds.', $form_id, GFCommon::timer_end( __METHOD__ ) ) );
}
return $form_string;
} else {
$progress_confirmation = '';
//check admin setting for whether the progress bar should start at zero
$start_at_zero = rgars( $form, 'pagination/display_progressbar_on_confirmation' );
/**
* Filters whether the progress bar should start at zero.
*
* Change the progress bar on multi-page forms to start at zero percent.
* By default, the progress bar starts as if your first step has been completed.
*
* @since 1.6.3
*
* @param string $start_at_zero Admin setting for progress bar.
* @param array $form The current form object.
*/
$start_at_zero = apply_filters( 'gform_progressbar_start_at_zero', $start_at_zero, $form );
$confirmation_type = rgars( $form, 'confirmation/type' );
$pagination_type = rgars( $form, 'pagination/type' );
//show progress bar on confirmation
if ( $start_at_zero && $has_pages && ! $is_admin && isset( $form['confirmation'] ) && ( $form['confirmation']['type'] == 'message' && $form['pagination']['type'] == 'percentage' ) ) {
$progress_confirmation = self::get_progress_bar( $form, 0, $confirmation_message );
if ( $ajax ) {
$progress_confirmation = self::get_ajax_postback_html( $progress_confirmation );
}
} else {
//return regular confirmation message
if ( $ajax ) {
$progress_confirmation = self::get_ajax_postback_html( $confirmation_message );
} else {
$progress_confirmation = $confirmation_message;
}
}
/**
* Filters the form confirmation text.
*
* This filter allows the form confirmation text to be programmatically changed before it is rendered to the page.
*
* @since 2.5.15
*
* @param string $progress_confirmation Confirmation text to be filtered.
* @param array $form The current form object
*/
$progress_confirmation = gf_apply_filters( array( 'gform_get_form_confirmation_filter', $form_id ), $progress_confirmation, $form );
GFCommon::log_debug( __METHOD__ . sprintf( '(): Preparing form (#%d) confirmation completed in %F seconds.', $form_id, GFCommon::timer_end( __METHOD__ ) ) );
return $progress_confirmation;
}
}
public static function footer_init_scripts( $form_id ) {
global $_init_forms;
$form = RGFormsModel::get_form_meta( $form_id );
$form_string = self::get_form_init_scripts( $form );
$current_page = self::get_current_page( $form_id );
$footer_script_body = 'gform.initializeOnLoaded( function() {' . self::post_render_script( $form_id, $current_page ) . '} );';
$form_string .= GFCommon::get_inline_script_tag( $footer_script_body );
/**
* A filter to allow modification of scripts that fire in the footer
*
* @param int $form_id The Form ID to filter through
* @param string $form_string Get the form scripts in a string
* @param array $form The Form object to filter through
* @param int $current_page The Current form page ID (If paging is enabled)
*/
$form_string = gf_apply_filters( array( 'gform_footer_init_scripts_filter', $form_id ), $form_string, $form, $current_page );
if ( ! isset( $_init_forms[ $form_id ] ) ) {
echo $form_string;
if ( ! is_array( $_init_forms ) ) {
$_init_forms = array();
}
$_init_forms[ $form_id ] = true;
}
}
public static function add_init_script( $form_id, $script_name, $location, $script ) {
$key = $script_name . '_' . $location;
if ( ! isset( self::$init_scripts[ $form_id ] ) ) {
self::$init_scripts[ $form_id ] = array();
}
//add script if it hasn't been added before
if ( ! array_key_exists( $key, self::$init_scripts[ $form_id ] ) ) {
self::$init_scripts[ $form_id ][ $key ] = array( 'location' => $location, 'script' => $script );
}
}
public static function get_form_button( $form_id, $button_input_id, $button, $default_text, $class, $alt, $target_page_number, $onclick = '' ) {
$is_form_editor = GFCommon::is_form_editor();
$tabindex = GFCommon::get_tabindex();
$input_type = ( rgar( $button, 'type' ) === 'link' ) ? 'button' : 'submit';
$do_submit = "jQuery(\"#gform_{$form_id}\").trigger(\"submit\",[true]);";
if( $is_form_editor ) {
$onclick = '';
} else {
if ( ! empty( $target_page_number ) ) {
$onclick = "onclick='jQuery(\"#gform_target_page_number_{$form_id}\").val(\"{$target_page_number}\"); {$onclick} {$do_submit} ' onkeypress='if( event.keyCode == 13 ){ jQuery(\"#gform_target_page_number_{$form_id}\").val(\"{$target_page_number}\"); {$onclick} {$do_submit} } '";
$input_type = 'button';
} else {
// prevent multiple form submissions when button is pressed multiple times
$set_submitting = "if( !jQuery(\"#gform_{$form_id}\")[0].checkValidity || jQuery(\"#gform_{$form_id}\")[0].checkValidity()){window[\"gf_submitting_{$form_id}\"]=true;}";
$onclick_submit = $button['type'] == 'link' ? $do_submit : '';
$onclick = "onclick='if(window[\"gf_submitting_{$form_id}\"]){return false;} {$set_submitting} {$onclick} {$onclick_submit}' onkeypress='if( event.keyCode == 13 ){ if(window[\"gf_submitting_{$form_id}\"]){return false;} {$set_submitting} {$onclick} {$do_submit} }'";
}
}
if ( rgar( $button, 'type' ) == 'text' || rgar( $button, 'type' ) == 'link' || empty( $button['imageUrl'] ) ) {
$button_text = ! empty( $button['text'] ) ? $button['text'] : $default_text;
if ( rgar( $button, 'type' ) == 'link' ) {
if ( GFCommon::is_legacy_markup_enabled( $form_id ) ) {
$tag = 'a';
$target = 'href="javascript:void(0);"';
$icon = '';
} else {
$tag = 'button';
$class .= GFFormDisplay::get_submit_button_class( $button, $form_id );
$target = '';
$icon = '<svg aria-hidden="true" focusable="false" width="16" height="16" fill="none" xmlns="http://www.w3.org/2000/svg"><path fill-rule="evenodd" clip-rule="evenodd" d="M0 8a4 4 0 004 4h3v3a1 1 0 102 0v-3h3a4 4 0 100-8 4 4 0 10-8 0 4 4 0 00-4 4zm9 4H7V7.414L5.707 8.707a1 1 0 01-1.414-1.414l3-3a1 1 0 011.414 0l3 3a1 1 0 01-1.414 1.414L9 7.414V12z" fill="#6B7280"/></svg>';
}
$button_input = "<{$tag} type='{$input_type}' {$target} id='{$button_input_id}_link' class='{$class}' {$tabindex} {$onclick}>{$icon} {$button_text}</{$tag}>";
} else {
$class .= GFFormDisplay::get_submit_button_class( $button, $form_id );
$button_input = "<input type='{$input_type}' id='{$button_input_id}' class='{$class}' value='" . esc_attr( $button_text ) . "' {$tabindex} {$onclick} />";
}
} else {
$imageUrl = esc_url( $button['imageUrl'] );
$class .= GFFormDisplay::get_submit_button_class( $button, $form_id );
$class .= ' gform_image_button';
$button_input = "<input type='image' src='{$imageUrl}' id='{$button_input_id}' class='{$class}' alt='{$alt}' {$tabindex} {$onclick} />";
}
return $button_input;
}
/**
* Get the CSS class for the submit button.
*
* @since 2.6
*
* @param array $button The button attributes.
* @param integer $form_id The ID of the form.
*
* @return string The CSS class(es) for this button.
*/
public static function get_submit_button_class( $button, $form_id ) {
$class = ( GFCommon::is_form_editor() ) ? '' : ' button';
$class .= rgar( $button, 'width' ) && 'full' == $button['width'] ? ' gform-button--width-full' : '';
// if the button is at the bottom, and if it has width, add a width class.
if ( rgar( $button, 'location' ) && 'bottom' == $button['location'] && rgar( $button, 'layoutGridColumnSpan' ) && 12 !== $button['layoutGridColumnSpan'] ) {
$form = GFAPI::get_form( $form_id );
$submit = new GF_Field_Submit();
$class .= ' ' . $submit->get_css_grid_class( $form );
}
return $class;
}
public static function gform_footer( $form, $class, $ajax, $field_values, $previous_button, $display_title, $display_description, $tabindex = 1, $theme = null, $style_settings = null ) {
$form_id = absint( $form['id'] );
$footer = "
<div class='" . esc_attr( $class ) . "'>";
$button = rgar( $form, 'button', array( 'type' => 'link' ) );
if ( rgar( $form['button'], 'location' ) && 'inline' == $form['button']['location'] ) {
$button_input = '';
} else {
$button_input = self::get_form_button( $form['id'], "gform_submit_button_{$form['id']}", $button, __( 'Submit', 'gravityforms' ), 'gform_button', __( 'Submit', 'gravityforms' ), 0 );
$button_input = gf_apply_filters( array( 'gform_submit_button', $form_id ), $button_input, $form );
}
$save_button = rgars( $form, 'save/enabled' ) ? self::get_form_button( $form_id, "gform_save_{$form_id}_footer", $form['save']['button'], rgars( $form, 'save/button/text' ), 'gform_save_link gform-theme-button gform-theme-button--secondary', rgars( $form, 'save/button/text' ), 0, "jQuery(\"#gform_save_{$form_id}\").val(1);" ) : '';
/**
* Filters the save and continue link allowing the tag to be customized
*
* @since 2.0.7.7
*
* @param string $save_button The string containing the save and continue link markup.
* @param array $form The Form object associated with the link.
*/
$save_button = apply_filters( 'gform_savecontinue_link', $save_button, $form );
$save_button = apply_filters( "gform_savecontinue_link_{$form_id}", $save_button, $form );
$footer .= $previous_button . ' ' . $button_input . ' ' . $save_button;
$tabindex = (int) $tabindex;
$theme = $theme ? "&theme={$theme}" : '';
// Make sure style settings are valid JSON.
if ( ! empty( $style_settings ) ) {
$valid_json = json_decode( $style_settings );
if ( null !== $valid_json ) {
$style_settings .= "&styles={$style_settings}";
}
}
if ( $ajax ) {
$footer .= "<input type='hidden' name='gform_ajax' value='" . esc_attr( "form_id={$form_id}&title={$display_title}&description={$display_description}&tabindex={$tabindex}{$theme}{$style_settings}" ) . "' />";
}
$current_page = self::get_current_page( $form_id );
$next_page = $current_page + 1;
$next_page = $next_page > self::get_max_page_number( $form ) ? 0 : $next_page;
$field_values_str = is_array( $field_values ) ? http_build_query( $field_values ) : $field_values;
$files_input = '';
if ( GFCommon::has_multifile_fileupload_field( $form ) || ! empty( RGFormsModel::$uploaded_files[ $form_id ] ) ) {
$files = ! empty( RGFormsModel::$uploaded_files[ $form_id ] ) ? json_encode( RGFormsModel::$uploaded_files[ $form_id ], JSON_UNESCAPED_UNICODE ) : '';
$files_input = "<input type='hidden' name='gform_uploaded_files' id='gform_uploaded_files_{$form_id}' value='" . str_replace( "'", ''', $files ) . "' />";
}
$save_inputs = '';
if ( rgars( $form, 'save/enabled' ) ) {
$resume_token = isset( $_POST['gform_resume_token'] ) ? $_POST['gform_resume_token'] : rgget( 'gf_token' );
$resume_token = sanitize_key( $resume_token );
$save_inputs = "<input type='hidden' class='gform_hidden' name='gform_save' id='gform_save_{$form_id}' value='' />
<input type='hidden' class='gform_hidden' name='gform_resume_token' id='gform_resume_token_{$form_id}' value='{$resume_token}' />";
}
if ( GFCommon::form_requires_login( $form ) ) {
$footer .= wp_nonce_field( 'gform_submit_' . $form_id, '_gform_submit_nonce_' . $form_id, true, false );
}
$unique_id = isset( self::$submission[ $form_id ] ) && rgar( self::$submission[ $form_id ], 'resuming_incomplete_submission' ) == true ? rgar( GFFormsModel::$unique_ids, $form_id ) : GFFormsModel::get_form_unique_id( $form_id );
$footer .= "
<input type='hidden' class='gform_hidden' name='is_submit_{$form_id}' value='1' />
<input type='hidden' class='gform_hidden' name='gform_submit' value='{$form_id}' />
{$save_inputs}
<input type='hidden' class='gform_hidden' name='gform_unique_id' value='" . esc_attr( $unique_id ) . "' />
<input type='hidden' class='gform_hidden' name='state_{$form_id}' value='" . self::get_state( $form, $field_values ) . "' />
<input type='hidden' class='gform_hidden' name='gform_target_page_number_{$form_id}' id='gform_target_page_number_{$form_id}' value='" . esc_attr( $next_page ) . "' />
<input type='hidden' class='gform_hidden' name='gform_source_page_number_{$form_id}' id='gform_source_page_number_{$form_id}' value='" . esc_attr( $current_page ) . "' />
<input type='hidden' name='gform_field_values' value='" . esc_attr( $field_values_str ) . "' />
{$files_input}
</div>";
return $footer;
}
public static function get_max_page_number( $form ) {
$page_number = 0;
foreach ( $form['fields'] as $field ) {
if ( $field->type == 'page' ) {
$page_number ++;
}
}
return $page_number == 0 ? 0 : $page_number + 1;
}
public static function get_first_page_with_error( $form ) {
$page = self::get_current_page( $form['id'] );
foreach ( $form['fields'] as $field ) {
if ( $field->failed_validation ) {
$page = $field->pageNumber;
break;
}
}
return $page;
}
/**
* Get the maximum field ID for the current form.
*
* @since unknown
* @since 1.9.14 Updated to public access.
* @since 2.4.15 Updated to use GFFormsModel::get_next_field_id().
*
* @param array $form The current form object.
*
* @return int
*/
public static function get_max_field_id( $form ) {
if ( ! empty( $form['fields'] ) ) {
$max = GFFormsModel::get_next_field_id( $form['fields'] ) - 1;
} else {
$max = 0;
}
return $max;
}
/**
* Used to determine the required validation result.
*
* @param GF_Field $field
* @param int $form_id
*
* @return bool
*/
public static function is_empty( $field, $form_id = 0 ) {
if ( empty( $_POST[ 'is_submit_' . $field->formId ] ) ) {
return true;
}
return $field->is_value_submission_empty( $form_id );
}
/**
* Triggers saving or updating of the entry, spam eval, post creation, sending of notifications, and then returns the confirmation to be used for the current submission.
*
* @since unknown
* @since 2.7 Updated the $form param to pass by reference.
*
* @param array $form The form being processed.
* @param array $lead The entry being saved.
* @param bool $ajax Indicates if ajax is enabled for the form.
*
* @return string|array
*/
public static function handle_submission( &$form, &$lead, $ajax = false ) {
$form_id = absint( rgar( $form, 'id' ) );
$lead_id = gf_apply_filters( array( 'gform_entry_id_pre_save_lead', $form_id ), null, $form );
if ( ! empty( $lead_id ) ) {
GFCommon::log_debug( __METHOD__ . '(): The gform_entry_id_pre_save_lead filter was used to set the entry ID to ' . var_export( $lead_id, true ) );
if ( empty( $lead ) ) {
$lead = array();
}
$lead['id'] = $lead_id;
}
// Passwords are not saved to the database but should be available during the submission process.
GF_Field_Password::stash_passwords( $form );
//creating entry in DB
RGFormsModel::save_lead( $form, $lead );
$lead = GFFormsModel::set_entry_meta( $lead, $form );
$is_spam = GFCommon::is_spam_entry( $lead, $form );
if ( $is_spam ) {
// Marking entry as spam.
GFFormsModel::update_entry_property( $lead['id'], 'status', 'spam', false, true );
$lead['status'] = 'spam';
// Creating entry note.
self::create_spam_entry_note( $lead['id'], $form['id'] );
}
// Passwords are not saved to the database but should be available during the submission process.
$lead = GF_Field_Password::hydrate_passwords( $lead );
if ( has_action( 'gform_entry_created' ) ) {
GFCommon::log_debug( __METHOD__ . '(): Executing functions hooked to gform_entry_created.' );
/**
* Fired after an entry is created.
*
* @since 1.6.2
*
* @param array $lead The Entry object.
* @param array $form The Form object.
*/
do_action( 'gform_entry_created', $lead, $form );
GFCommon::log_debug( __METHOD__ . '(): Completed gform_entry_created.' );
}
$gform_entry_post_save_args = array( 'gform_entry_post_save', $form_id );
if ( gf_has_filter( $gform_entry_post_save_args ) ) {
GFCommon::log_debug( __METHOD__ . '(): Executing functions hooked to gform_entry_post_save.' );
/**
* Allows filtering of the entry after it has been saved to the database.
*
* @since Unknown.
*
* @param array $lead The entry that was saved to the database.
* @param array $form The form currently being processed.
*/
$lead = gf_apply_filters( $gform_entry_post_save_args, $lead, $form );
GFCommon::log_debug( __METHOD__ . '(): Completed gform_entry_post_save.' );
}
gf_feed_processor()->save()->dispatch();
RGFormsModel::set_current_lead( $lead );
if ( ! $is_spam ) {
GFCommon::create_post( $form, $lead );
//send notifications
GFCommon::send_form_submission_notifications( $form, $lead );
}
self::clean_up_files( $form );
// remove incomplete submission and purge expired
if ( rgars( $form, 'save/enabled' ) ) {
GFFormsModel::delete_draft_submission( rgpost( 'gform_resume_token' ) );
GFFormsModel::purge_expired_draft_submissions();
}
if ( has_action( 'gform_pre_handle_confirmation' ) ) {
GFCommon::log_debug( __METHOD__ . '(): Executing functions hooked to gform_pre_handle_confirmation.' );
/**
* Fires during submission before the confirmation is processed.
*
* @since 2.3.3.10
*
* @param array $lead The entry array.
* @param array $form The Form array.
*/
do_action( 'gform_pre_handle_confirmation', $lead, $form );
GFCommon::log_debug( __METHOD__ . '(): Completed gform_pre_handle_confirmation.' );
}
if ( has_filter( 'gform_entry_pre_handle_confirmation' ) ) {
GFCommon::log_debug( __METHOD__ . '(): Executing functions hooked to gform_entry_pre_handle_confirmation.' );
/**
* Allows the entry to be modified before the confirmation is processed.
*
* @since 2.3.4.2
*
* @param array $lead The entry array.
* @param array $form The Form array.
*/
$lead = apply_filters( 'gform_entry_pre_handle_confirmation', $lead, $form );
GFCommon::log_debug( __METHOD__ . '(): Completed gform_entry_pre_handle_confirmation.' );
}
//display confirmation message or redirect to confirmation page
return self::handle_confirmation( $form, $lead, $ajax );
}
/**
* Creates an entry note with the spam reason and spam filter information in it.
*
* @since 2.7
*
* @param int $entry_id Submitted entry id.
* @param int $form_id Submitted form id.
*/
private static function create_spam_entry_note( $entry_id, $form_id ) {
$spam_filter = rgars( self::$submission, "{$form_id}/spam_filter" );
if ( empty( $spam_filter ) ) {
return;
}
$filter_name = ! rgempty( 'filter', $spam_filter ) ? $spam_filter['filter'] : __( 'Spam Filter', 'gravityforms' );
$note = __( 'This entry has been flagged as spam.', 'gravityforms' );
if ( ! rgempty( 'reason', $spam_filter ) ) {
// translators: Variable is a complete sentence containing the reason the entry was marked as spam.
$note .= ' ' . sprintf( __( 'Reason: %s', 'gravityforms' ), $spam_filter['reason'] );
}
GFAPI::add_note( $entry_id, 0, $filter_name, $note );
}
public static function clean_up_files( $form ) {
$unique_form_id = rgpost( 'gform_unique_id' );
if ( ! ctype_alnum( $unique_form_id ) ) {
return false;
}
$target_path = RGFormsModel::get_upload_path( $form['id'] ) . '/tmp/';
$filename = $unique_form_id . '_input_*';
$files = GFCommon::glob( $filename, $target_path );
if ( is_array( $files ) ) {
array_map( 'unlink', $files );
}
// clean up files from abandoned submissions older than 48 hours (30 days if Save and Continue is enabled)
$files = GFCommon::glob( '*', $target_path );
if ( is_array( $files ) ) {
$seconds_in_day = 24 * 60 * 60;
$save_enabled = rgars( $form, 'save/enabled' );
$expiration_days = $save_enabled ? 30 : 2;
/**
* Filter lifetime in days of temporary files.
*
* @since 2.1.3.5
*
* @param int $expiration_days The number of days temporary files should remain in the uploads directory. Default is 2 or 30 if save and continue is enabled.
* @param array $form The form currently being processed.
*/
$expiration_days = apply_filters( 'gform_temp_file_expiration_days', $expiration_days, $form );
if ( $save_enabled ) {
/**
* Filter lifetime in days of an incomplete form submission
*
* @since 2.1.3.5
*
* @param int $expiration_days The number of days temporary files should remain in the uploads directory.
*/
$expiration_days = apply_filters( 'gform_incomplete_submissions_expiration_days', $expiration_days );
}
$lifespan = $expiration_days * $seconds_in_day;
foreach ( $files as $file ) {
if ( is_file( $file ) && time() - filemtime( $file ) >= $lifespan ) {
unlink( $file );
}
}
}
}
/**
* Prepares the confirmation message or redirect to be used by the current submission.
*
* @since 2.1.1.11 Refactored to use GFFormDisplay::get_confirmation_message().
* @since 2.5 Updated to use GFFormDisplay::get_confirmation_url().
* @since 2.7 Updated the $form param to pass by reference.
*
* @param array $form The Form Object.
* @param array $entry The Entry Object.
* @param bool $ajax If AJAX is being used. Defaults to false.
* @param array $aux_data Additional data to use when building the confirmation message. Defaults to empty array.
*
* @return string|array
*/
public static function handle_confirmation( &$form, $entry, $ajax = false, $aux_data = array() ) {
$form = self::update_confirmation( $form, $entry );
GFCommon::log_debug( sprintf( '%s(): Preparing confirmation (#%s - %s).', __METHOD__, rgar( $form['confirmation'], 'id' ), rgar( $form['confirmation'], 'name' ) ) );
if ( rgar( $form['confirmation'], 'type' ) == 'message' ) {
$confirmation = self::get_confirmation_message( $form['confirmation'], $form, $entry, $aux_data );
} else {
$confirmation = array( 'redirect' => self::get_confirmation_url( $form['confirmation'], $form, $entry ) );
}
$form_id = absint( $form['id'] );
$filter = array( 'gform_confirmation', $form_id );
if ( gf_has_filters( $filter ) ) {
GFCommon::log_debug( __METHOD__ . '(): Executing functions hooked to gform_confirmation.' );
/**
* Allows the form confirmation to be overridden.
*
* @since unknown
*
* @param string|array $confirmation The confirmation message or an array when performing a redirect.
* @param array $form The form which was submitted.
* @param array $entry The entry created from the form submission.
* @param bool $ajax Indicates if ajax is enabled for the current form.
*/
$confirmation = gf_apply_filters( $filter, $confirmation, $form, $entry, $ajax );
GFCommon::log_debug( __METHOD__ . '(): Completed gform_confirmation.' );
}
if ( is_array( $confirmation ) && ! empty( $confirmation['redirect'] ) ) {
$suppress_redirect = false;
/**
* Allows the confirmation redirect header to be suppressed. Required by GFAPI::submit_form().
*
* @since 2.3
*
* @param bool $suppress_redirect Indicates if the redirect header should be suppressed.
*/
$suppress_redirect = apply_filters( 'gform_suppress_confirmation_redirect', $suppress_redirect );
if ( ( headers_sent() || $ajax ) && ! $suppress_redirect ) {
// Using client side redirect for AJAX forms or if headers have already been sent.
$confirmation = self::get_js_redirect_confirmation( $confirmation['redirect'], $ajax );
}
} elseif ( is_string( $confirmation ) && ! empty( $confirmation ) ) {
$confirmation = GFCommon::gform_do_shortcode( $confirmation );
} else {
$confirmation = null;
}
if ( empty( $confirmation ) ) {
GFCommon::log_debug( __METHOD__ . '(): Invalid confirmation; using default text instead.' );
$form['confirmation'] = GFFormsModel::get_default_confirmation();
$confirmation = self::get_confirmation_message( $form['confirmation'], $form, $entry );
}
GFCommon::log_debug( __METHOD__ . '(): Confirmation to be used => ' . print_r( $confirmation, true ) );
return $confirmation;
}
/**
* Returns the redirect URL for the current submission.
*
* @since 2.5
*
* @param array $confirmation The confirmation properties.
* @param array $form The form which was submitted.
* @param array $entry The entry created from the form submission.
*
* @return string
*/
public static function get_confirmation_url( $confirmation, $form, $entry ) {
if ( ! empty( $confirmation['pageId'] ) && $confirmation['type'] === 'page' ) {
$url = get_permalink( $confirmation['pageId'] );
if ( empty( $url ) ) {
GFCommon::log_debug( sprintf( '%s(): Selected page (%s) is invalid.', __METHOD__, $confirmation['pageId'] ) );
return '';
}
} else {
$url = rgar( $confirmation, 'url' );
if ( ! empty( $url ) ) {
$url = trim( GFCommon::replace_variables( $url, $form, $entry, false, false, true, 'text' ) );
}
if ( empty( $url ) ) {
GFCommon::log_debug( __METHOD__ . '(): URL is empty.' );
return '';
}
}
$url_info = parse_url( $url );
$query_string = rgar( $url_info, 'query' );
$dynamic_query = GFCommon::replace_variables( trim( $confirmation['queryString'] ), $form, $entry, true, false, false, 'text' );
$dynamic_query = str_replace( array( "\r", "\n" ), '', $dynamic_query );
$query_string .= rgempty( 'query', $url_info ) || empty( $dynamic_query ) ? $dynamic_query : '&' . $dynamic_query;
if ( ! empty( $url_info['fragment'] ) ) {
$query_string .= '#' . rgar( $url_info, 'fragment' );
}
$url = isset( $url_info['scheme'] ) ? $url_info['scheme'] : 'http';
$url .= '://' . rgar( $url_info, 'host' );
if ( ! empty( $url_info['port'] ) ) {
$url .= ':' . rgar( $url_info, 'port' );
}
$url .= rgar( $url_info, 'path' );
if ( ! empty( $query_string ) ) {
$url .= "?{$query_string}";
}
return $url;
}
/**
* Gets the confirmation message to be displayed.
*
* @since 2.1.1.11
* @access public
*
* @param array $confirmation The Confirmation Object.
* @param array $form The Form Object.
* @param array $entry The Entry Object.
* @param array $aux_data Additional data to be passed to GFCommon::replace_variables().
*
* @return string The confirmation message.
*/
public static function get_confirmation_message( $confirmation, $form, $entry, $aux_data = array() ) {
$ajax = isset( $_POST['gform_ajax'] );
$anchor = self::get_anchor( $form, $ajax );
$anchor = $anchor['tag'];
$nl2br = rgar( $confirmation, 'disableAutoformat' ) ? false : true;
$css_class = esc_attr( rgar( $form, 'cssClass' ) );
$message = GFCommon::replace_variables( $confirmation['message'], $form, $entry, false, true, $nl2br, 'html', $aux_data );
$message = self::maybe_sanitize_confirmation_message( $message );
$message = empty( $confirmation['message'] ) ? "{$anchor} " : "{$anchor}<div id='gform_confirmation_wrapper_{$form['id']}' class='gform_confirmation_wrapper {$css_class}'><div id='gform_confirmation_message_{$form['id']}' class='gform_confirmation_message_{$form['id']} gform_confirmation_message'>" . $message . '</div></div>';
return $message;
}
/**
* Sanitizes a confirmation message.
*
* @since 2.0.0
* @param $confirmation_message
*
* @return string
*/
private static function maybe_sanitize_confirmation_message( $confirmation_message ) {
return GFCommon::maybe_sanitize_confirmation_message( $confirmation_message );
}
private static function get_js_redirect_confirmation( $url, $ajax ) {
// JSON_HEX_TAG is available on PHP >= 5.3. It will prevent payloads such as <!--<script> from causing an error on redirection.
$url = defined( 'JSON_HEX_TAG' ) ? json_encode( $url, JSON_HEX_TAG ) : json_encode( $url );
$script_body = "function gformRedirect(){document.location.href={$url};}";
if ( ! $ajax ) {
$script_body .= 'gformRedirect();';
}
return GFCommon::get_inline_script_tag( $script_body );
}
public static function send_emails( $form, $lead ) {
_deprecated_function( 'send_emails', '1.7', 'GFCommon::send_form_submission_notifications' );
GFCommon::send_form_submission_notifications( $form, $lead );
}
/**
* Returns the context for the current submission.
*
* @since 2.6.4
*
* @return string
*/
public static function get_submission_context() {
switch ( self::$submission_initiated_by ) {
case self::SUBMISSION_INITIATED_BY_WEBFORM:
return 'form-submit';
case self::SUBMISSION_INITIATED_BY_API_VALIDATION:
return 'api-validate';
}
return 'api-submit';
}
/**
* Determines if the current form submission is valid.
*
* @since unknown
* @since 2.4.19 Updated to use GFFormDisplay::is_field_validation_supported().
*
* @param array $form The form being processed.
* @param array $field_values The dynamic population parameter names and values.
* @param int $page_number The current page number.
* @param int $failed_validation_page The page number which has failed validation.
*
* @return bool
*/
public static function validate( &$form, $field_values, $page_number = 0, &$failed_validation_page = 0 ) {
$form_id = absint( rgar( $form, 'id' ) );
GFCommon::log_debug( __METHOD__ . "(): Starting for form #{$form_id}." );
$gform_pre_validation_args = array( 'gform_pre_validation', $form_id );
if ( gf_has_filter( $gform_pre_validation_args ) ) {
GFCommon::log_debug( __METHOD__ . '(): Executing functions hooked to gform_pre_validation.' );
/**
* Allows the form to be modified before the submission is validated.
*
* @since 1.7
* @since 1.9 Added the form specific version.
*
* @param array $form The form for the submission to be validated.
*/
$form = gf_apply_filters( $gform_pre_validation_args, $form );
GFCommon::log_debug( __METHOD__ . '(): Completed gform_pre_validation.' );
}
GFCommon::log_debug( __METHOD__ . '(): Checking restrictions.' );
// validate form schedule
if ( self::validate_form_schedule( $form ) ) {
return false;
}
// validate entry limit
if ( self::validate_entry_limit( $form ) ) {
return false;
}
// make sure database isn't being upgraded now and submissions are blocked
if ( gf_upgrade()->get_submissions_block() ) {
GFCommon::log_debug( __METHOD__ . '(): Aborting. Database upgrade in progress.' );
return false;
}
// Prevent tampering with the submitted form
if ( empty( $_POST[ 'is_submit_' . $form_id ] ) ) {
GFCommon::log_debug( __METHOD__ . "(): Aborting. The is_submit_{$form_id} input is empty." );
return false;
}
$context = self::get_submission_context();
$is_valid = true;
$is_last_page = self::get_target_page( $form, $page_number, $field_values ) == '0';
GFCommon::log_debug( __METHOD__ . '(): Completed restrictions. Starting field validation.' );
GFCommon::timer_start( 'field-validation' );
foreach ( $form['fields'] as &$field ) {
/* @var GF_Field $field */
if ( ! self::is_field_validation_supported( $field ) ) {
continue;
}
// If a page number is specified, only validates fields that are on current page
$field_in_other_page = $page_number > 0 && $field->pageNumber != $page_number;
// validate fields with 'no duplicate' functionality when they are present on pages before the current page.
$validate_duplicate_feature = $field->noDuplicates && $page_number > 0 && $field->pageNumber <= $page_number;
if ( $field_in_other_page && ! $is_last_page && ! $validate_duplicate_feature ) {
continue;
}
//ignore validation if field is hidden
if ( RGFormsModel::is_field_hidden( $form, $field, $field_values ) ) {
$field->is_field_hidden = true;
continue;
}
self::validate_field( $field, $form, $context );
if ( $field->failed_validation ) {
$failed_validation_page = $field->pageNumber;
$is_valid = false;
}
}
if ( $is_valid && $is_last_page && self::is_form_empty( $form ) ) {
foreach ( $form['fields'] as &$field ) {
if ( ! self::is_field_validation_supported( $field ) ) {
continue;
}
$field->failed_validation = true;
$field->validation_message = esc_html__( 'At least one field must be filled out', 'gravityforms' );
$is_valid = false;
unset( $field->is_field_hidden );
}
}
GFCommon::log_debug( __METHOD__ . sprintf( '(): Field validation completed in %F seconds.', GFCommon::timer_end( 'field-validation' ) ) );
$gform_validation_args = array( 'gform_validation', $form_id );
if ( ! gf_has_filter( $gform_validation_args ) ) {
return $is_valid;
}
GFCommon::log_debug( __METHOD__ . '(): Executing functions hooked to gform_validation.' );
$validation_result = array(
'is_valid' => $is_valid,
'form' => $form,
'failed_validation_page' => $failed_validation_page,
);
/**
* Allows custom validation of the form.
*
* @since Unknown
* @since 2.6.4 Added the $context param.
*
* @param array $validation_result {
* An array containing the validation properties.
*
* @type bool $is_valid The validation result.
* @type array $form The form currently being validated.
* @type int $failed_validation_page The number of the page that failed validation or the current page if the form is valid.
* }
* @param string $context The context for the current submission. Possible values: form-submit, api-submit, api-validate.
*/
$validation_result = gf_apply_filters( $gform_validation_args, $validation_result, $context );
GFCommon::log_debug( __METHOD__ . '(): Completed gform_validation.' );
$is_valid = $validation_result['is_valid'];
$form = $validation_result['form'];
$failed_validation_page = $validation_result['failed_validation_page'];
return $is_valid;
}
/**
* Validates the submitted value of the given field.
*
* @since 2.7
*
* @param GF_Field $field The field currently being validated.
* @param array $form The form currently being validated.
* @param string $context The context for the current submission. Possible values: form-submit, api-submit, api-validate.
*
* @return array
*/
public static function validate_field( $field, $form, $context ) {
$value = GFFormsModel::get_field_value( $field );
if ( $field->isRequired && self::is_empty( $field, $form['id'] ) ) {
// Invalid when marked as required and there is no value.
$field->set_required_error( $value );
} elseif ( $field->noDuplicates && GFFormsModel::is_duplicate( $form['id'], $field, $value ) ) {
// Invalid when the value has been used by an existing entry and duplicate values aren't allowed.
$field->failed_validation = true;
switch ( $field->get_input_type() ) {
case 'date' :
$message = __( 'This date has already been taken. Please select a new date.', 'gravityforms' );
break;
default:
$message = is_array( $value ) ? __( 'This field requires a unique entry and the values you entered have already been used.', 'gravityforms' ) :
sprintf( __( "This field requires a unique entry and '%s' has already been used", 'gravityforms' ), $value );
break;
}
/**
* Allows the no duplicate validation message to be customized.
*
* @since 1.5
* @since 1.8.5 Added $field and $value params.
* @since 2.7 Moved from GFFormDisplay::validate().
*
* @param string $message The no duplicate validation message.
* @param array $form The form currently being validated.
* @param GF_Field $field The field currently being validated.
* @param mixed $value The value currently being validated.
*/
$field->validation_message = gf_apply_filters( array(
'gform_duplicate_message',
$form['id']
), $message, $form, $field, $value );
} elseif ( self::failed_state_validation( $form['id'], $field, $value ) ) {
// Invalid when the field or state input values have been tampered with.
$field->failed_validation = true;
$field->validation_message = in_array( $field->inputType, array(
'singleproduct',
'singleshipping',
'hiddenproduct',
'consent',
) ) ? __( 'Please enter a valid value.', 'gravityforms' ) : __( 'Invalid selection. Please select from the available choices.', 'gravityforms' );
} else {
// Running the field type specific validation.
$field->validate( $value, $form );
}
$result = array(
'is_valid' => ! $field->failed_validation,
'message' => $field->validation_message,
);
$result = self::validate_character_encoding( $result, $value, $field );
/**
* Allows custom validation of the field value.
*
* @since Unknown
* @since 2.6.4 Added the $context param.
* @since 2.7 Moved from GFFormDisplay::validate().
*
* @param array $result {
* An array containing the validation result properties.
*
* @type bool $is_valid The field validation result.
* @type array $message The field validation message.
* }
* @param mixed $value The field value currently being validated.
* @param array $form The form currently being validated.
* @param GF_Field $field The field currently being validated.
* @param string $context The context for the current submission. Possible values: form-submit, api-submit, api-validate.
*/
$result = gf_apply_filters( array( 'gform_field_validation', $form['id'], $field->id ), $result, $value, $form, $field, $context );
$field->failed_validation = ! rgar( $result, 'is_valid' );
$field->validation_message = rgar( $result, 'message' );
return $result;
}
/**
* Checks for valid character encoding in the submitted value of the given field.
*
* @since 2.7.14
*
* @param array $result {
* An array containing the validation result properties.
*
* @type bool $is_valid The field validation result.
* @type array $message The field validation message.
* }
* @param mixed $value The field value currently being validated.
* @param GF_Field $field The field currently being validated.
*
* @return array
*/
public static function validate_character_encoding( $result, $value, $field ) {
if ( GFCommon::is_empty_array( $value ) || ! in_array( $field->get_input_type(), array( 'textarea', 'text', 'post_title', 'post_content', 'address', 'name' ) ) || ! rgar( $result, 'is_valid' ) ) {
return $result;
}
$event = sprintf( '%d()', __METHOD__ );
GFCommon::timer_start( $event );
GFCommon::log_debug( __METHOD__ . "(): Starting invalid characters validation for field: {$field->label} ({$field->id} - {$field->type})" );
global $wpdb;
static $charset;
if ( is_null( $charset ) ) {
$charset = $wpdb->get_col_charset( GFFormsModel::get_entry_meta_table_name(), 'meta_value' );
GFCommon::log_debug( __METHOD__ . '(): gf_entry_meta meta_value charset = ' . print_r( $charset, true ) ); //phpcs:ignore
}
static $reflected = array();
if ( empty( $reflected ) ) {
GFCommon::log_debug( __METHOD__ . '(): reflecting methods' );
$to_reflect = array( 'check_ascii', 'strip_invalid_text' );
foreach ( $to_reflect as $name ) {
$reflected[ $name ] = new ReflectionMethod( $wpdb, $name );
$reflected[ $name ]->setAccessible( true );
}
}
if ( ! is_array( $value ) ) {
$value = array( $value );
}
$values = array_values( $value );
$is_ascii = true;
foreach ( $values as $field_value ) {
if ( empty( $field_value ) ) {
continue;
}
$is_ascii = $reflected['check_ascii']->invoke( $wpdb, $field_value );
if ( ! $is_ascii ) {
break;
}
}
if ( $is_ascii ) {
GFCommon::log_debug( __METHOD__ . sprintf( '(): Completed in %F seconds. Value is valid ascii', GFCommon::timer_end( $event ) ) );
return $result;
}
foreach ( $values as $field_value ) {
$data = array(
'value' => $field_value,
'charset' => $charset,
'ascii' => false,
'length' => false,
);
$log_value = json_encode( $field_value, JSON_INVALID_UTF8_SUBSTITUTE ); //phpcs:ignore
if ( ! $log_value ) {
$log_value = $field_value;
}
$data_check = $reflected['strip_invalid_text']->invoke( $wpdb, array( $data ) );
if ( ! is_wp_error( $data_check ) && $data_check[0]['value'] != $field_value ) {
$result['is_valid'] = false;
$result['message'] = esc_html__( 'The text entered contains invalid characters.', 'gravityforms' );
GFCommon::log_debug( __METHOD__ . '(): Value to validate = ' . $log_value );
GFCommon::log_debug( __METHOD__ . '(): Value contains invalid characters. Cleaned value = ' . json_encode( $data_check[0]['value'] ) ); //phpcs:ignore
break;
}
}
GFCommon::log_debug( __METHOD__ . sprintf( '(): Completed in %F seconds.', GFCommon::timer_end( $event ) ) );
return $result;
}
/**
* Determines if the supplied field is suitable for validation.
*
* @since 2.4.19
* @since 2.4.20 Added the second param.
*
* @param GF_Field $field The field being processed.
* @param bool $type_check_only Indicates if only the field type property should be evaluated.
*
* @return bool
*/
public static function is_field_validation_supported( $field, $type_check_only = false ) {
$is_valid_type = ! in_array( $field->type, array( 'html', 'page', 'section' ) );
if ( ! $is_valid_type || $type_check_only ) {
return $is_valid_type;
}
return ! ( $field->is_administrative() || $field->visibility === 'hidden' );
}
/**
* Determines if the current form submission is empty.
*
* @since unknown
* @since 2.4.19 Updated to use GFFormDisplay::is_field_validation_supported().
*
* @param array $form The form being processed.
*
* @return bool
*/
public static function is_form_empty( $form ) {
foreach ( $form['fields'] as $field ) {
if ( self::is_field_validation_supported( $field, true ) && ! $field->is_field_hidden && ! self::is_empty( $field, $form['id'] ) ) {
return false;
}
}
return true;
}
public static function failed_state_validation( $form_id, $field, $value ) {
global $_gf_state;
if ( ! $field->is_state_validation_supported() ) {
return false;
}
if ( ! isset( $_gf_state ) ) {
$state = json_decode( base64_decode( $_POST[ "state_{$form_id}" ] ), true );
if ( ! $state || ! is_array( $state ) || sizeof( $state ) != 2 ) {
return true;
}
//making sure state wasn't tampered with by validating checksum
$checksum = wp_hash( crc32( $state[0] ) );
if ( $checksum !== $state[1] ) {
return true;
}
$_gf_state = json_decode( $state[0], true );
}
if ( ! is_array( $value ) ) {
$value = array( $field->id => $value );
}
foreach ( $value as $key => $input_value ) {
$state = isset( $_gf_state[ $key ] ) ? $_gf_state[ $key ] : false;
//converting price to a number for single product fields and single shipping fields
if ( ( in_array( $field->inputType, array( 'singleproduct', 'hiddenproduct' ) ) && $key == $field->id . '.2' ) || $field->inputType == 'singleshipping' ) {
$input_value = GFCommon::to_number( $input_value );
}
$sanitized_input_value = wp_kses( $input_value, wp_kses_allowed_html( 'post' ) );
$hash = wp_hash( $input_value );
$sanitized_hash = wp_hash( $sanitized_input_value );
$fails_hash = strlen( $input_value ) > 0 && $state !== false && ( ( is_array( $state ) && ! in_array( $hash, $state ) ) || ( ! is_array( $state ) && $hash != $state ) );
$fails_sanitized_hash = strlen( $sanitized_input_value ) > 0 && $state !== false && ( ( is_array( $state ) && ! in_array( $sanitized_hash, $state ) ) || ( ! is_array( $state ) && $sanitized_hash != $state ) );
if ( $fails_hash && $fails_sanitized_hash ) {
return true;
}
}
return false;
}
/**
* Enqueues scripts/styles for forms embedded via blocks and shortcodes.
*
* @since unknown
* @since 2.4.18 Added support for blocks and the gform_post_enqueue_scripts hook.
*/
public static function enqueue_scripts() {
global $wp_query;
if ( ! isset( $wp_query->posts ) || ! is_array( $wp_query->posts ) ) {
return;
}
foreach ( $wp_query->posts as $post ) {
if ( ! $post instanceof WP_Post ) {
continue;
}
$found_forms = $found_blocks = array();
self::parse_forms( $post->post_content, $found_forms, $found_blocks );
if ( ! empty( $found_forms ) ) {
foreach ( $found_forms as $form_id => $attributes ) {
$form = GFAPI::get_form( $form_id );
$ajax = $attributes['ajax'];
$theme = $attributes['theme'];
if ( $form && $form['is_active'] && ! $form['is_trash'] ) {
self::enqueue_form_scripts( $form, $ajax, $theme );
}
}
/**
* Allows custom actions to be performed when scripts/styles are enqueued.
*
* @since 2.4.18
*
* @param array $found_forms An array of found forms using the form ID as the key to the ajax status.
* @param array $found_blocks An array of found GF blocks.
* @param WP_Post $post The post which was processed.
*/
do_action( 'gform_post_enqueue_scripts', $found_forms, $found_blocks, $post );
}
}
}
/**
* Parses the supplied post content for forms embedded via blocks and shortcodes.
*
* @since 2.4.18
*
* @param string $post_content The post content to be parsed.
* @param array $found_forms An array of found forms using the form ID as the key to the ajax status.
* @param array $found_blocks An array of found GF blocks.
*/
public static function parse_forms( $post_content, &$found_forms, &$found_blocks ) {
if ( empty( $post_content ) ) {
return;
}
self::parse_forms_from_shortcode( $post_content, $found_forms );
if ( ! function_exists( 'has_blocks' ) || ! has_blocks( $post_content ) ) {
return;
}
self::parse_forms_from_blocks( parse_blocks( $post_content ), $found_forms, $found_blocks );
}
/**
* Finds forms embedded in the supplied blocks.
*
* @since 2.4.18
*
* @param array $blocks The blocks found in the post content.
* @param array $found_forms An array of found forms using the form ID as the key to the ajax status.
* @param array $found_blocks An array of found GF blocks.
*/
public static function parse_forms_from_blocks( $blocks, &$found_forms, &$found_blocks ) {
if ( ! method_exists( 'GF_Blocks', 'get_all_types' ) ) {
return;
}
$block_types = GF_Blocks::get_all_types();
foreach ( $blocks as $block ) {
if ( empty( $block['blockName'] ) ) {
continue;
}
if ( $block['blockName'] === 'core/block' ) {
self::parse_forms_from_reusable_block( $block, $found_forms, $found_blocks );
continue;
}
if ( ! empty( $block['innerBlocks'] ) ) {
self::parse_forms_from_blocks( $block['innerBlocks'], $found_forms, $found_blocks );
continue;
}
$supported_type = in_array( $block['blockName'], $block_types, true );
if ( ! $supported_type || ( $supported_type && empty( $block['attrs']['formId'] ) ) ) {
continue;
}
$found_blocks[] = $block;
// Get the form ID and AJAX attributes.
$form_id = (int) $block['attrs']['formId'];
$ajax = isset( $block['attrs']['ajax'] ) ? (bool) $block['attrs']['ajax'] : false;
$theme = isset( $block['attrs']['theme'] ) ? $block['attrs']['theme'] : '';
if ( self::is_applicable_form( $form_id, $ajax, $found_forms ) ) {
$found_forms[ $form_id ]['ajax'] = $ajax;
$found_forms[ $form_id ]['theme'] = $theme;
}
}
}
/**
* Finds forms embedded in the supplied reusable block.
*
* @since 2.4.18
*
* @param array $block The block to be processed.
* @param array $found_forms An array of found forms using the form ID as the key to the ajax status.
* @param array $found_blocks An array of found GF blocks.
*/
public static function parse_forms_from_reusable_block( $block, &$found_forms, &$found_blocks ) {
if ( empty( $block['attrs']['ref'] ) ) {
return;
}
$reusable_block = get_post( $block['attrs']['ref'] );
if ( empty( $reusable_block ) || $reusable_block->post_type !== 'wp_block' ) {
return;
}
self::parse_forms( $reusable_block->post_content, $found_forms, $found_blocks );
}
/**
* Finds forms embedded in the supplied post content.
*
* @since 2.4.18
*
* @param string $post_content The post content to be processed.
* @param array $found_forms An array of found forms using the form ID as the key to the ajax status.
*/
public static function parse_forms_from_shortcode( $post_content, &$found_forms ) {
if ( empty( $post_content ) ) {
return;
}
if ( preg_match_all( '/\[gravityform[s]? +.*?((id=.+?)|(name=.+?))\]/is', $post_content, $matches, PREG_SET_ORDER ) ) {
foreach ( $matches as $match ) {
$attr = shortcode_parse_atts( $match[1] );
$form_id = rgar( $attr, 'id' );
if ( empty( $form_id ) && ! empty( $attr['name'] ) ) {
$form_id = $attr['name'];
}
if ( $form_id && ! is_numeric( $form_id ) ) {
$form_id = GFFormsModel::get_form_id( $form_id );
}
if ( empty( $form_id ) ) {
continue;
}
$form_id = (int) $form_id;
$ajax = isset( $attr['ajax'] ) && strtolower( substr( $attr['ajax'], 0, 4 ) ) == 'true';
$theme = isset( $attr['theme'] ) ? $attr['theme'] : '';
if ( self::is_applicable_form( $form_id, $ajax, $found_forms ) ) {
$found_forms[ $form_id ]['ajax'] = $ajax;
$found_forms[ $form_id ]['theme'] = $theme;
}
}
}
}
/**
* Determines if the supplied form ID should be added to the found forms array.
*
* @since 2.4.18
*
* @param int $form_id The form ID to be checked.
* @param bool $ajax Indicates if Ajax is enabled for the found form.
* @param array $found_forms An array of found forms using the form ID as the key to the ajax status.
*
* @return bool
*/
public static function is_applicable_form( $form_id, $ajax, $found_forms ) {
return ! isset( $found_forms[ $form_id ] ) || ( isset( $found_forms[ $form_id ] ) && true === $ajax && false === $found_forms[ $form_id ] );
}
/**
* Returns forms embedded in the supplied post content.
*
* @since unknown
* @since 2.4.18 Updated to use GFFormDisplay::parse_forms_from_shortcode().
*
* @param string $post_content The post content to be processed.
* @param bool $ajax Indicates if Ajax is enabled for at least one of the forms.
*
* @return array
*/
public static function get_embedded_forms( $post_content, &$ajax ) {
$found_forms = $forms = array();
self::parse_forms_from_shortcode( $post_content, $found_forms );
if ( empty( $found_forms ) ) {
return $forms;
}
foreach ( $found_forms as $form_id => $is_ajax ) {
$forms[] = GFAPI::get_form( $form_id );
if ( ! $ajax && $is_ajax ) {
$ajax = true;
}
}
return $forms;
}
/**
* Get the various enqueueable assets for a given form.
*
* @since 2.5
* @since 2.7 Added $theme parameter
*
* @param array $form An array representing the current Form object.
* @param string $theme The theme slug for the form.
*
* @return GF_Asset[]
*/
public static function get_form_enqueue_assets( $form, $theme = null ) {
$assets = array();
/**
* Allows users to disable all CSS files from being loaded on the Front End.
*
* @since 2.8
*
* @param boolean Whether to disable css.
*/
$disable_css = apply_filters( 'gform_disable_css', get_option( 'rg_gforms_disable_css' ) );
if ( ! $disable_css ) {
if ( GFCommon::is_legacy_markup_enabled( $form ) ) {
/**
* Allows users to disable legacy CSS files from being loaded on the Front End.
*
* @since 2.5-beta-rc-3
*
* @param boolean Whether to disable legacy css.
*/
$disable_legacy_css = apply_filters( 'gform_disable_form_legacy_css', false );
if ( ! $disable_legacy_css ) {
$assets[] = new GF_Style_Asset( 'gforms_reset_css' );
if ( self::has_datepicker_field( $form ) ) {
$assets[] = new GF_Style_Asset( 'gforms_datepicker_css' );
}
$assets[] = new GF_Style_Asset( 'gforms_formsmain_css' );
$assets[] = new GF_Style_Asset( 'gforms_ready_class_css' );
$assets[] = new GF_Style_Asset( 'gforms_browsers_css' );
if ( is_rtl() ) {
$assets[] = new GF_Style_Asset( 'gforms_rtl_css' );
}
}
} else {
$theme_slug = $theme ? $theme : self::get_form_theme_slug( $form );
if ( 'gravity-theme' == $theme_slug ) {
$assets[] = new GF_Style_Asset( 'gform_basic' );
/**
* Allows users to disable the main theme.css file from being loaded on the Front End.
*
* @since 2.5-beta-3
*
* @param boolean Whether to disable the theme css.
*/
$disable_theme_css = apply_filters( 'gform_disable_form_theme_css', false );
if ( ! $disable_theme_css ) {
$assets[] = new GF_Style_Asset( 'gform_theme' );
}
}
if ( 'orbital' == $theme_slug ) {
$assets[] = new GF_Style_Asset( 'gravity_forms_orbital_theme' );
$assets[] = new GF_Style_Asset( 'gravity_forms_theme_foundation' );
$assets[] = new GF_Style_Asset( 'gravity_forms_theme_framework' );
$assets[] = new GF_Style_Asset( 'gravity_forms_theme_reset' );
}
}
if ( self::has_password_visibility( $form ) ) {
$assets[] = new GF_Style_Asset( 'dashicons' );
}
}
$assets[] = new GF_Script_Asset( 'wp-a11y' );
$gf_main = new GF_Script_Asset( 'gform_gravityforms' );
if ( self::has_checkbox_field( $form, true ) ) {
$gf_main->add_localize_data( 'gf_field_checkbox', array(
'strings' => array(
'selected' => wp_strip_all_tags( __( 'All choices are selected.', 'gravityforms' ) ),
'deselected' => wp_strip_all_tags( __( 'All choices are unselected.', 'gravityforms' ) ),
),
) );
}
if ( self::has_fileupload_field( $form ) ) {
$gf_main->add_localize_data( 'gf_legacy', array( 'is_legacy' => GFCommon::is_legacy_markup_enabled( $form ) ) );
GFCommon::localize_gform_gravityforms_multifile();
if ( ! GFCommon::is_legacy_markup_enabled( $form ) ) {
$assets[] = new GF_Style_Asset( 'dashicons' );
}
}
$gf_main->add_localize_data( 'gf_global', GFCommon::gf_global( false, true ) );
$assets[] = $gf_main;
$has_logic = false;
add_filter( 'gform_gf_legacy_multi', function( $data ) use ( $form ) {
$data[ $form['id'] ] = GFCommon::is_legacy_markup_enabled( $form );
return $data;
}, 10, 1 );
if ( self::has_conditional_logic( $form ) ) {
$has_logic = true;
}
if ( self::has_page_conditional_logic( $form ) ) {
$assets[] = new GF_Script_Asset( 'gform_page_conditional_logic' );
$has_logic = true;
}
// Conditional logic script is required for any type of conditional logic (page or field-level). Enqueue it if true.
if ( $has_logic ) {
$gf_conditional_logic = new GF_Script_Asset( 'gform_conditional_logic' );
$gf_conditional_logic->add_localize_data( 'gf_legacy', array( 'is_legacy' => GFCommon::is_legacy_markup_enabled( $form ) ) );
$assets[] = $gf_conditional_logic;
}
if ( self::has_datepicker_field( $form ) ) {
$assets[] = new GF_Script_Asset( 'gform_datepicker_init' );
}
if ( self::has_recaptcha_field( $form ) ) {
$language = self::get_recaptcha_language( $form );
$assets[] = new GF_Script_Asset( 'gform_recaptcha', esc_url( sprintf( 'https://www.google.com/recaptcha/api.js?hl=%s&render=explicit', $language ) ) );
}
if ( self::has_password_strength( $form ) ) {
$assets[] = new GF_Script_Asset( 'gforms_zxcvbn', includes_url( '/js/zxcvbn.min.js' ) );
$assets[] = new GF_Script_Asset( 'password-strength-meter' );
}
if ( GFCommon::has_multifile_fileupload_field( $form ) ) {
$assets[] = new GF_Script_Asset( 'plupload-all' );
}
if ( self::has_enhanced_dropdown( $form ) || self::has_pages( $form ) ) {
$assets[] = new GF_Script_Asset( 'gform_json' );
}
if ( self::has_character_counter( $form ) ) {
$assets[] = new GF_Script_Asset( 'gform_textarea_counter' );
}
if ( self::has_input_mask( $form ) ) {
$assets[] = new GF_Script_Asset( 'gform_masked_input' );
}
if ( self::has_enhanced_dropdown( $form ) ) {
if ( wp_script_is( 'chosen', 'registered' ) ) {
$assets[] = new GF_Script_Asset( 'chosen' );
} else {
$assets[] = new GF_Script_Asset( 'gform_chosen' );
}
}
if ( self::has_placeholder( $form ) ) {
$assets[] = new GF_Script_Asset( 'gform_placeholder' );
}
// enqueue jQuery every time form is displayed to allow 'gform_post_render' js hook
// to be available to users even when GF is not using it
$assets[] = new GF_Script_Asset( 'jquery' );
return $assets;
}
/**
* Enqueue the required scripts for this form.
*
* @since 2.7 Added the $theme parameter
*
* @param array $form An array representing the current Form object.
* @param false $ajax Whether this is being requested via AJAX.
* @param string $theme The form theme slug.
*
* @return void
*/
public static function enqueue_form_scripts( $form, $ajax = false, $theme = null ) {
// adding pre enqueue scripts hook so that scripts can be added first if a need exists
/**
* Fires before any scripts are enqueued (form specific using the ID as well)
*
* @param array $form The Form Object
* @param bool $ajax Whether AJAX is on or off (True or False)
*/
gf_do_action( array( 'gform_pre_enqueue_scripts', $form['id'] ), $form, $ajax );
add_filter( 'script_loader_tag', array( 'GFFormDisplay', 'add_script_defer' ), 10, 2 );
$assets = self::get_form_enqueue_assets( $form, $theme );
foreach( $assets as $asset ) {
/**
* @var GF_Asset $asset
*/
$asset->enqueue_asset();
}
/**
* Fires after any scripts are enqueued (form specific using the ID as well)
*
* @param array $form The Form Object
* @param bool $ajax Whether AJAX is on or off (True or False)
*/
gf_do_action( array( 'gform_enqueue_scripts', $form['id'] ), $form, $ajax );
}
/**
* Add defer attribute to Gravity Forms scripts and any script dependent on a Gravity Forms script.
*
* @since 2.5
*
* @param string $tag The complete script markup that will be output.
* @param string $handle The handle of the current script.
*
* @return string
*/
public static function add_script_defer( $tag, $handle ) {
// If this is one of our scripts, let's defer it.
if( strpos( $handle, 'gform_' ) !== false && strpos( $tag, ' defer' ) === false ) {
$tag = str_replace( ' src', " defer='defer' src", $tag );
}
// Otherwise, let's hunt for scripts that have our scripts as dependencies of other scripts and defer those scripts too.
else {
global $wp_scripts;
$script = rgar( $wp_scripts->registered, $handle );
if ( $script && ! empty( $script->deps ) ) {
foreach( $script->deps as $dep_handle ) {
$tag = self::add_script_defer( $tag, $dep_handle );
}
}
}
return $tag;
}
private static $printed_scripts = array();
/**
* Print the required scripts for this form, since we're hooking in after enqueues have processed.
*
* @param array $form An array representing the current Form object.
* @param false $ajax Whether this is being requested via AJAX.
*
* @return void
*/
public static function print_form_scripts( $form, $ajax ) {
// adding pre print scripts hook so that scripts can be added first if a need exists
/**
* Fires before any scripts are printed (form specific using the ID as well)
*
* @since 2.5
*
* @param array $form The Form Object
* @param bool $ajax Whether AJAX is on or off (True or False)
*/
gf_do_action( array( 'gform_pre_print_scripts', $form['id'] ), $form, $ajax );
add_filter( 'script_loader_tag', array( 'GFFormDisplay', 'add_script_defer' ), 10, 2 );
$assets = self::get_form_enqueue_assets( $form );
foreach( $assets as $asset ) {
/**
* @var GF_Asset $asset
*/
$asset->print_asset();
}
/**
* Fires after any scripts are enqueued (form specific using the ID as well)
*
* @since 2.5
*
* @param array $form The Form Object
* @param bool $ajax Whether AJAX is on or off (True or False)
*/
gf_do_action( array( 'gform_print_scripts', $form['id'] ), $form, $ajax );
}
public static function has_conditional_logic( $form ) {
$has_conditional_logic = self::has_conditional_logic_legwork( $form );
/**
* A filter that runs through a form that has conditional logic
*
* @param bool $has_conditional_logic True or False if the user has conditional logic active in their current form settings
* @param array $form The Current form object
*/
return apply_filters( 'gform_has_conditional_logic', $has_conditional_logic, $form );
}
private static function has_conditional_logic_legwork( $form ) {
if ( empty( $form ) ) {
return false;
}
if ( isset( $form['button']['conditionalLogic'] ) ) {
return true;
}
if ( is_array( rgar( $form, 'fields' ) ) ) {
foreach ( rgar( $form, 'fields' ) as $field ) {
if ( isset( $field->fields ) && is_array( $field->fields ) && self::has_conditional_logic_legwork( array( 'fields' => $field->fields ) ) ) {
return true;
}
if ( ! empty( $field->conditionalLogic ) ) {
return true;
} else if ( isset( $field->nextButton ) && ! empty( $field->nextButton['conditionalLogic'] ) ) {
return true;
}
}
}
return false;
}
/**
* Determines if the form has page conditional logic.
*
* @since 2.5
*
* @param array $form Form object.
*
* @return bool
*/
public static function has_page_conditional_logic( $form ) {
if ( ! GFCommon::form_has_fields( $form ) ) {
return false;
}
foreach ( $form['fields'] as $field ) {
if ( $field->type === 'page' && ! empty( $field->conditionalLogic ) && is_array( $field->conditionalLogic ) ) {
return true;
}
}
return false;
}
/**
* Get init script and all necessary data for conditional logic.
*
* @todo: Replace much of the field value retrieval with a get_original_value() method in GF_Field class.
*
* @param $form
* @param array $field_values
*
* @return string
*/
private static function get_conditional_logic( $form, $field_values = array() ) {
$logics = '';
$dependents = '';
$fields_with_logic = array();
$default_values = array();
$field_dependents = array();
foreach ( $form['fields'] as $field ) {
/* @var GF_Field $field */
$field_deps = self::get_conditional_logic_fields( $form, $field->id );
$field_dependents[ $field->id ] = ! empty( $field_deps ) ? $field_deps : array();
//use section's logic if one exists
$section = RGFormsModel::get_section( $form, $field->id );
$section_logic = ! empty( $section ) ? $section->conditionalLogic : null;
$field_logic = $field->type != 'page' ? $field->conditionalLogic : null; //page break conditional logic will be handled during the next button click
$next_button_logic = ! empty( $field->nextButton ) && ! empty( $field->nextButton['conditionalLogic'] ) ? $field->nextButton['conditionalLogic'] : null;
if ( ! empty( $field_logic ) || ! empty( $next_button_logic ) ) {
$field_section_logic = array( 'field' => $field_logic, 'nextButton' => $next_button_logic, 'section' => $section_logic );
$logics .= $field->id . ': ' . GFCommon::json_encode( $field_section_logic ) . ',';
$fields_with_logic[] = $field->id;
$peers = $field->type == 'section' ? GFCommon::get_section_fields( $form, $field->id ) : array( $field );
$peer_ids = array();
foreach ( $peers as $peer ) {
$peer_ids[] = $peer->id;
}
$dependents .= $field->id . ': ' . GFCommon::json_encode( $peer_ids ) . ',';
}
//-- Saving default values so that they can be restored when toggling conditional logic ---
$field_val = '';
$input_type = $field->get_input_type();
$inputs = $field->get_entry_inputs();
//get parameter value if pre-populate is enabled
if ( $field->allowsPrepopulate ) {
if ( $input_type == 'checkbox' || $input_type == 'multiselect' ) {
$field_val = RGFormsModel::get_parameter_value( $field->inputName, $field_values, $field );
if ( ! is_array( $field_val ) ) {
$field_val = explode( ',', $field_val );
}
} elseif ( is_array( $inputs ) ) {
$field_val = array();
foreach ( $inputs as $input ) {
$field_val[ $input['id'] ] = RGFormsModel::get_parameter_value( rgar( $input, 'name' ), $field_values, $field );
}
} elseif ( $input_type == 'time' ) { // maintained for backwards compatibility. The Time field now has an inputs array.
$parameter_val = RGFormsModel::get_parameter_value( $field->inputName, $field_values, $field );
if ( ! empty( $parameter_val ) && ! is_array( $parameter_val ) && preg_match( '/^(\d*):(\d*) ?(.*)$/', $parameter_val, $matches ) ) {
$field_val = array();
$field_val[] = esc_attr( $matches[1] ); //hour
$field_val[] = esc_attr( $matches[2] ); //minute
$field_val[] = rgar( $matches, 3 ); //am or pm
}
} elseif ( $input_type == 'list' ) {
$parameter_val = RGFormsModel::get_parameter_value( $field->inputName, $field_values, $field );
$field_val = is_array( $parameter_val ) ? $parameter_val : explode( ',', str_replace( '|', ',', $parameter_val ) );
if ( is_array( rgar( $field_val, 0 ) ) ) {
$list_values = array();
foreach ( $field_val as $row ) {
$list_values = array_merge( $list_values, array_values( $row ) );
}
$field_val = $list_values;
}
} else {
$field_val = RGFormsModel::get_parameter_value( $field->inputName, $field_values, $field );
}
}
//use default value if pre-populated value is empty
$field_val = $field->get_value_default_if_empty( $field_val );
if ( is_array( $field->choices ) && $input_type != 'list' ) {
//radio buttons start at 0 and checkboxes start at 1
$choice_index = $input_type == 'radio' ? 0 : 1;
$is_pricing_field = GFCommon::is_pricing_field( $field->type );
foreach ( $field->choices as $choice ) {
if ( $input_type == 'checkbox' && ( $choice_index % 10 ) == 0 ){
$choice_index++;
}
$is_prepopulated = is_array( $field_val ) ? in_array( $choice['value'], $field_val ) : $choice['value'] == $field_val;
$is_choice_selected = rgar( $choice, 'isSelected' ) || $is_prepopulated;
if ( $is_choice_selected ) {
// Select
if ( $input_type == 'select' ) {
$price = GFCommon::to_number( rgar( $choice, 'price' ) ) == false ? 0 : GFCommon::to_number( rgar( $choice, 'price' ) );
$val = $is_pricing_field && $field->type != 'quantity' ? $choice['value'] . '|' . $price : $choice['value'];
$default_values[ $field->id ] = $val;
}
else {
if ( ! isset( $default_values[ $field->id ] ) ) {
$default_values[ $field->id ] = array();
}
// Multiselect
if ( $input_type == 'multiselect' ) {
$default_values[ $field->id ][] = $choice['value'];
}
// Checkboxes & Radio Buttons
else {
$default_values[ $field->id ][] = "choice_{$form['id']}_{$field->id}_{$choice_index}";
}
}
}
$choice_index ++;
}
} elseif ( ! rgblank( $field_val ) ) {
switch ( $input_type ) {
case 'date':
// for date fields; that are multi-input; and where the field value is a string
// (happens with prepop, default value will always be an array for multi-input date fields)
if ( is_array( $field->inputs ) && ( ! is_array( $field_val ) || ! isset( $field_val['m'] ) ) ) {
$format = empty( $field->dateFormat ) ? 'mdy' : esc_attr( $field->dateFormat );
$date_info = GFcommon::parse_date( $field_val, $format );
// converts date to array( 'm' => 1, 'd' => '13', 'y' => '1987' )
$field_val = $field->get_date_array_by_format( array( $date_info['month'], $date_info['day'], $date_info['year'] ) );
}
break;
case 'time':
if ( is_array( $field_val ) ) {
$ampm_key = key( array_slice( $field_val, - 1, 1, true ) );
$field_val[ $ampm_key ] = strtolower( $field_val[ $ampm_key ] );
}
break;
case 'address':
$state_input_id = sprintf( '%s.4', $field->id );
if ( isset( $field_val[ $state_input_id ] ) && ! $field_val[ $state_input_id ] ) {
$field_val[ $state_input_id ] = $field->defaultState;
}
$country_input_id = sprintf( '%s.6', $field->id );
if ( isset( $field_val[ $country_input_id ] ) && ! $field_val[ $country_input_id ] ) {
$field_val[ $country_input_id ] = $field->defaultCountry;
}
break;
}
$default_values[ $field->id ] = $field_val;
}
}
//adding form button conditional logic if enabled
if ( isset( $form['button']['conditionalLogic'] ) ) {
$logics .= '0: ' . GFCommon::json_encode( array( 'field' => $form['button']['conditionalLogic'], 'section' => null ) ) . ',';
$dependents .= '0: ' . GFCommon::json_encode( array( 0 ) ) . ',';
$fields_with_logic[] = 0;
}
if ( ! empty( $logics ) ) {
$logics = substr( $logics, 0, strlen( $logics ) - 1 );
} //removing last comma;
if ( ! empty( $dependents ) ) {
$dependents = substr( $dependents, 0, strlen( $dependents ) - 1 );
} //removing last comma;
$animation = rgar( $form, 'enableAnimation' ) ? '1' : '0';
global $wp_locale;
$number_format = $wp_locale->number_format['decimal_point'] == ',' ? 'decimal_comma' : 'decimal_dot';
$str = "if(window['jQuery']){" .
"if(!window['gf_form_conditional_logic'])" .
"window['gf_form_conditional_logic'] = new Array();" .
"window['gf_form_conditional_logic'][{$form['id']}] = { logic: { {$logics} }, dependents: { {$dependents} }, animation: {$animation}, defaults: " . json_encode( $default_values ) . ", fields: " . json_encode( $field_dependents ) . " }; " .
"if(!window['gf_number_format'])" .
"window['gf_number_format'] = '" . $number_format . "';" .
'jQuery(document).ready(function(){' .
"gform.utils.trigger({ event: 'gform/conditionalLogic/init/start', native: false, data: { formId: {$form['id']}, fields: null, isInit: true } });" .
"window['gformInitPriceFields']();" .
"gf_apply_rules({$form['id']}, " . json_encode( $fields_with_logic ) . ', true);' .
"jQuery('#gform_wrapper_{$form['id']}').show();" .
"jQuery(document).trigger('gform_post_conditional_logic', [{$form['id']}, null, true]);" .
"gform.utils.trigger({ event: 'gform/conditionalLogic/init/end', native: false, data: { formId: {$form['id']}, fields: null, isInit: true } });" .
'} );' .
'} ';
return $str;
}
/**
* Get conditional logic rules from page fields in a form.
*
* @since 2.5
*
* @param $form
*
* @return string
*/
private static function get_page_conditional_logic( $form ) {
$page_fields = array();
foreach ( $form['fields'] as $field ) {
if ( $field->type === 'page' ) {
$page_fields[] = array(
'fieldId' => $field->id,
'conditionalLogic' => $field->conditionalLogic,
'nextButton' => $field->nextButton,
);
}
}
$args = array(
'formId' => $form['id'],
'formButton' => $form['button'],
'pagination' => $form['pagination'],
'pages' => $page_fields,
);
return sprintf( '; new GFPageConditionalLogic( %s );', json_encode( $args ) );
}
/**
* Enqueue and retrieve all inline scripts that should be executed when the form is rendered.
* Use add_init_script() function to enqueue scripts.
*
* @param array $form
* @param array $field_values
* @param bool $is_ajax
*/
public static function register_form_init_scripts( $form, $field_values = array(), $is_ajax = false ) {
if ( rgars( $form, 'save/enabled' ) ) {
$save_script = "jQuery('#gform_save_{$form['id']}').val('');";
self::add_init_script( $form['id'], 'save', self::ON_PAGE_RENDER, $save_script );
}
// adding conditional logic script if conditional logic is configured for this form.
// get_conditional_logic also adds the chosen script for the enhanced dropdown option.
// if this form does not have conditional logic, add chosen script separately
if ( self::has_conditional_logic( $form ) ) {
self::add_init_script( $form['id'], 'number_formats', self::ON_PAGE_RENDER, self::get_number_formats_script( $form ) );
self::add_init_script( $form['id'], 'conditional_logic', self::ON_PAGE_RENDER, self::get_conditional_logic( $form, $field_values ) );
}
if ( self::has_page_conditional_logic( $form ) ) {
self::add_init_script( $form['id'], 'page_conditional_logic', self::ON_PAGE_RENDER, self::get_page_conditional_logic( $form ) );
}
//adding currency config if there are any product fields in the form
if ( self::has_price_field( $form ) ) {
self::add_init_script( $form['id'], 'number_formats', self::ON_PAGE_RENDER, self::get_number_formats_script( $form ) );
self::add_init_script( $form['id'], 'pricing', self::ON_PAGE_RENDER, self::get_pricing_init_script( $form ) );
}
if ( self::has_password_strength( $form ) ) {
$password_script = self::get_password_strength_init_script( $form );
self::add_init_script( $form['id'], 'password', self::ON_PAGE_RENDER, $password_script );
}
if ( self::has_enhanced_dropdown( $form ) ) {
$chosen_script = self::get_chosen_init_script( $form );
self::add_init_script( $form['id'], 'chosen', self::ON_PAGE_RENDER, $chosen_script );
self::add_init_script( $form['id'], 'chosen', self::ON_CONDITIONAL_LOGIC, $chosen_script );
}
if ( self::has_character_counter( $form ) ) {
self::add_init_script( $form['id'], 'character_counter', self::ON_PAGE_RENDER, self::get_counter_init_script( $form ) );
}
if ( self::has_input_mask( $form ) ) {
self::add_init_script( $form['id'], 'input_mask', self::ON_PAGE_RENDER, self::get_input_mask_init_script( $form ) );
}
if ( self::has_calculation_field( $form ) ) {
self::add_init_script( $form['id'], 'number_formats', self::ON_PAGE_RENDER, self::get_number_formats_script( $form ) );
self::add_init_script( $form['id'], 'calculation', self::ON_PAGE_RENDER, self::get_calculations_init_script( $form ) );
}
if ( self::has_currency_format_number_field( $form ) ) {
self::add_init_script( $form['id'], 'currency_format', self::ON_PAGE_RENDER, self::get_currency_format_init_script( $form ) );
}
if ( self::has_currency_copy_values_option( $form ) ) {
self::add_init_script( $form['id'], 'copy_values', self::ON_PAGE_RENDER, self::get_copy_values_init_script( $form ) );
}
if ( self::has_placeholder( $form ) ) {
self::add_init_script( $form['id'], 'placeholders', self::ON_PAGE_RENDER, self::get_placeholders_init_script( $form ) );
}
if ( isset( $form['fields'] ) && is_array( $form['fields'] ) ) {
foreach ( $form['fields'] as $field ) {
/* @var GF_Field $field */
if ( is_subclass_of( $field, 'GF_Field' ) ) {
$field->register_form_init_scripts( $form );
}
}
}
/**
* Fires when inline Gravity Forms scripts are enqueued
*
* Used to enqueue additional inline scripts
*
* @param array $form The Form object
* @param string $field_vale The current value of the selected field
* @param bool $is_ajax Returns true if using AJAX. Otherwise, false
*/
gf_do_action( array( 'gform_register_init_scripts', $form['id'] ), $form, $field_values, $is_ajax );
}
public static function get_form_init_scripts( $form ) {
$script_body = '';
if ( ! $form ) {
return $script_body;
}
/* rendering initialization scripts */
$init_scripts = rgar( self::$init_scripts, $form['id'] );
if ( ! empty( $init_scripts ) ) {
$script_body = isset( $gf_global_script ) ? $gf_global_script : '';
$script_body .=
"gform.initializeOnLoaded( function() { jQuery(document).on('gform_post_render', function(event, formId, currentPage){" .
"if(formId == {$form['id']}) {";
foreach ( $init_scripts as $init_script ) {
if ( $init_script['location'] == self::ON_PAGE_RENDER ) {
$script_body .= $init_script['script'];
}
}
$script_body .=
"} " . //keep the space. needed to prevent plugins from replacing }} with ]}
"} );" .
"jQuery(document).on('gform_post_conditional_logic', function(event, formId, fields, isInit){";
foreach ( $init_scripts as $init_script ) {
if ( $init_script['location'] == self::ON_CONDITIONAL_LOGIC ) {
$script_body .= $init_script['script'];
}
}
$script_body .= '} ) } );';
}
return GFCommon::get_inline_script_tag( $script_body );
}
public static function get_chosen_init_script( $form ) {
$chosen_fields = array();
foreach ( $form['fields'] as $field ) {
$input_type = GFFormsModel::get_input_type( $field );
if ( $field->enableEnhancedUI && in_array( $input_type, array( 'select', 'multiselect' ) ) ) {
$chosen_fields[] = "#input_{$form['id']}_{$field->id}";
}
}
return "gformInitChosenFields('" . implode( ',', $chosen_fields ) . "','" . esc_attr( gf_apply_filters( array( 'gform_dropdown_no_results_text', $form['id'] ), __( 'No results matched', 'gravityforms' ), $form['id'] ) ) . "');";
}
public static function get_currency_format_init_script( $form ) {
$currency_fields = array();
foreach ( $form['fields'] as $field ) {
if ( $field->numberFormat == 'currency' ) {
$currency_fields[] = "#input_{$form['id']}_{$field->id}";
}
}
return "gformInitCurrencyFormatFields('" . implode( ',', $currency_fields ) . "');";
}
public static function get_copy_values_init_script( $form ) {
$script = "jQuery('.copy_values_activated').on('click', function(){
var inputId = this.id.replace('_copy_values_activated', '');
jQuery('#' + inputId).toggle(!this.checked);
});";
return $script;
}
public static function get_placeholders_init_script( $form ) {
$script = "if(typeof Placeholders != 'undefined'){
Placeholders.enable();
}";
return $script;
}
public static function get_counter_init_script( $form ) {
$script = '';
/** @var GF_Field $field */
foreach ( $form['fields'] as $field ) {
$max_length = absint( $field->maxLength );
$input_id = "input_{$form['id']}_{$field->id}";
if ( ! empty( $max_length ) && ! $field->is_administrative() ) {
$rte_enabled = $field instanceof GF_Field_Textarea && $field->is_rich_edit_enabled();
$truncate = $rte_enabled ? 'false' : 'true';
$tinymce_style = $rte_enabled ? ' ginput_counter_tinymce' : '';
$error_style = $rte_enabled ? ' ginput_counter_error' : '';
$field_script =
"if(!jQuery('#{$input_id}+.ginput_counter').length){jQuery('#{$input_id}').textareaCount(" .
" {'maxCharacterSize': {$max_length}," .
" 'originalStyle': 'ginput_counter gfield_description{$tinymce_style}'," .
" 'truncate': {$truncate}," .
" 'errorStyle' : '{$error_style}'," .
" 'displayFormat' : '#input " . esc_js( __( 'of', 'gravityforms' ) ) . ' #max ' . esc_js( __( 'max characters', 'gravityforms' ) ) . "'" .
" });" . "jQuery('#{$input_id}').next('.ginput_counter').attr('aria-live','polite');}";
$script .= gf_apply_filters( array( 'gform_counter_script', $form['id'] ), $field_script, $form['id'], $input_id, $max_length, $field );
}
}
return $script;
}
public static function get_pricing_init_script( $form ) {
return "if(window[\"gformInitPriceFields\"]) jQuery(document).ready(function(){gformInitPriceFields();} );";
}
public static function get_password_strength_init_script( $form ) {
$field_script = "if(!window['gf_text']){window['gf_text'] = new Array();} window['gf_text']['password_blank'] = '" . esc_js( __( 'Strength indicator', 'gravityforms' ) ) . "'; window['gf_text']['password_mismatch'] = '" . esc_js( __( 'Mismatch', 'gravityforms' ) ) . "';window['gf_text']['password_unknown'] = '" . esc_js( __( 'Password strength unknown', 'gravityforms' ) ) . "';window['gf_text']['password_bad'] = '" . esc_js( __( 'Weak', 'gravityforms' ) ) . "'; window['gf_text']['password_short'] = '" . esc_js( __( 'Very weak', 'gravityforms' ) ) . "'; window['gf_text']['password_good'] = '" . esc_js( __( 'Medium', 'gravityforms' ) ) . "'; window['gf_text']['password_strong'] = '" . esc_js( __( 'Strong', 'gravityforms' ) ) . "';";
foreach ( $form['fields'] as $field ) {
if ( $field->type == 'password' && $field->passwordStrengthEnabled ) {
$field_id = "input_{$form['id']}_{$field->id}";
$field_script .= "gformShowPasswordStrength(\"$field_id\");";
}
}
return $field_script;
}
public static function get_input_mask_init_script( $form ) {
$script_str = '';
foreach ( $form['fields'] as $field ) {
if ( ! $field->inputMask || ! $field->inputMaskValue ) {
continue;
}
$mask = $field->inputMaskValue;
$script = "jQuery('#input_{$form['id']}_{$field->id}').mask('" . esc_js( $mask ) . "').bind('keypress', function(e){if(e.which == 13){jQuery(this).blur();} } );";
$script_str .= gf_apply_filters( array( 'gform_input_mask_script', $form['id'] ), $script, $form['id'], $field->id, $mask );
}
return $script_str;
}
public static function get_calculations_init_script( $form ) {
$formula_fields = array();
foreach ( $form['fields'] as $field ) {
if ( ! $field->enableCalculation || ! $field->calculationFormula ) {
continue;
}
$formula_fields[] = array( 'field_id' => $field->id, 'formula' => $field->calculationFormula, 'rounding' => $field->calculationRounding );
}
if ( empty( $formula_fields ) ) {
return '';
}
$script = 'if( typeof window.gf_global["gfcalc"] == "undefined" ) { window.gf_global["gfcalc"] = {}; } window.gf_global["gfcalc"][' . $form['id'] . '] = new GFCalc(' . $form['id'] . ', ' . GFCommon::json_encode( $formula_fields ) . ');';
return $script;
}
/**
* Generates a map of fields IDs and their corresponding number formats used by the GFCalc JS object for correctly
* converting field values to clean numbers.
*
* - Number fields have a 'numberFormat' setting (w/ UI).
* - Single-input product fields (i.e. 'singleproduct', 'calculation', 'price' and 'hiddenproduct') should default to
* the number format of the configured currency.
* - All other product fields will default to 'decimal_dot' for the number format.
* - All other fields will have no format (false) and inherit the format of the formula field when the formula is
* calculated.
*
* @param mixed $form
* @return string
*/
public static function get_number_formats_script( $form ) {
$number_formats = array();
$currency = RGCurrency::get_currency( GFCommon::get_currency() );
foreach ( $form['fields'] as $field ) {
// default format is false, fields with no format will inherit the format of the formula field when calculated
// price format is specified for product fields, value format is specified number fields; used in conditional
// logic to determine if field or rule value should be formatted
$price_format = false;
$value_format = false;
switch ( GFFormsModel::get_input_type( $field ) ) {
case 'number':
$value_format = $field->numberFormat ? $field->numberFormat : 'decimal_dot';
break;
case 'singleproduct':
case 'calculation':
case 'price':
case 'hiddenproduct':
case 'singleshipping':
$price_format = $currency['decimal_separator'] == ',' ? 'decimal_comma' : 'decimal_dot';
break;
default:
// we check above for all single-input product types, for all other products, assume decimal format
if ( in_array( $field->type, array( 'product', 'option', 'shipping' ) ) ) {
$price_format = 'decimal_dot';
}
}
$number_formats[ $field->id ] = array(
'price' => $price_format,
'value' => $value_format
);
}
return 'gf_global["number_formats"][' . $form['id'] . '] = ' . json_encode( $number_formats ) . ';';
}
private static function has_datepicker_field( $form ) {
if ( is_array( $form['fields'] ) ) {
foreach ( $form['fields'] as $field ) {
if ( isset( $field->fields ) && is_array( $field->fields ) ) {
return self::has_datepicker_field( array( 'fields' => $field->fields) );
}
if ( RGFormsModel::get_input_type( $field ) == 'date' && $field->dateType == 'datepicker' ) {
return true;
}
}
}
return false;
}
/**
* Determines if the supplied form has a Checkbox field.
*
* @since 2.3
* @access public
*
* @param array $form The current forms properties.
* @param bool $select_all_enabled Check if the "Select All" choices setting is enabled
*
* @return bool
*/
private static function has_checkbox_field( $form, $select_all_enabled = false ) {
if ( is_array( $form['fields'] ) ) {
foreach ( $form['fields'] as $field ) {
if ( $field->get_input_type() == 'checkbox' && ( ! $select_all_enabled || ( $select_all_enabled && $field->enableSelectAll ) ) ) {
return true;
}
}
}
return false;
}
/**
* Determines if the supplied form has a product field.
*
* @since 2.1.1.12 Updated to check the $field->type instead of the $field->inputType.
* @since Unknown
*
* @uses GFCommon::is_product_field()
*
* @param array $form The current forms properties.
*
* @return bool
*/
private static function has_price_field( $form ) {
if ( is_array( $form['fields'] ) ) {
foreach ( $form['fields'] as $field ) {
if ( GFCommon::is_product_field( $field->type ) ) {
return true;
}
}
}
return false;
}
private static function has_fileupload_field( $form ) {
if ( is_array( $form['fields'] ) ) {
foreach ( $form['fields'] as $field ) {
$input_type = RGFormsModel::get_input_type( $field );
if ( in_array( $input_type, array( 'fileupload', 'post_image' ) ) ) {
return true;
}
}
}
return false;
}
private static function has_currency_format_number_field( $form ) {
if ( is_array( $form['fields'] ) ) {
foreach ( $form['fields'] as $field ) {
$input_type = RGFormsModel::get_input_type( $field );
if ( $input_type == 'number' && $field->numberFormat == 'currency' ) {
return true;
}
}
}
return false;
}
private static function has_currency_copy_values_option( $form ) {
if ( is_array( $form['fields'] ) ) {
foreach ( $form['fields'] as $field ) {
if ( $field->enableCopyValuesOption == true ) {
return true;
}
}
}
return false;
}
/**
* Gets the language set for the recaptcha field on a form, defaults to english. Only one recaptcha field can be
* used per form.
*
* @since 2.5.6
*
* @param $form
*
* @return string
*/
private static function get_recaptcha_language( $form ) {
if ( is_array( $form['fields'] ) ) {
foreach ( $form['fields'] as $field ) {
if ( ( $field->type == 'captcha' || $field->inputType == 'captcha' ) && ! in_array( $field->captchaType, array( 'simple_captcha', 'math' ) ) ) {
return empty( $field->captchaLanguage ) ? 'en' : $field->captchaLanguage;
}
}
}
return 'en';
}
private static function has_recaptcha_field( $form ) {
if ( is_array( $form['fields'] ) ) {
foreach ( $form['fields'] as $field ) {
if ( ( $field->type == 'captcha' || $field->inputType == 'captcha' ) && ! in_array( $field->captchaType, array( 'simple_captcha', 'math' ) ) ) {
return true;
}
}
}
return false;
}
public static function has_input_mask( $form, $field = false ) {
if ( $field ) {
if ( self::has_field_input_mask( $field ) ) {
return true;
}
} else {
if ( ! is_array( $form['fields'] ) ) {
return false;
}
foreach ( $form['fields'] as $field ) {
if ( self::has_field_input_mask( $field ) ) {
return true;
}
}
}
return false;
}
/**
* Determines if the current field has an input mask.
*
* @param GF_Field $field The field to be checked.
*
* @return bool
*/
public static function has_field_input_mask( $field ) {
if ( $field->get_input_type() == 'phone' ) {
$phone_format = $field->get_phone_format();
if ( ! rgempty( 'mask', $phone_format ) ) {
return true;
}
}
if ( $field->inputMask && $field->inputMaskValue && ! $field->enablePasswordInput ) {
return true;
}
return false;
}
public static function has_calculation_field( $form ) {
if ( ! is_array( $form['fields'] ) ) {
return false;
}
foreach ( $form['fields'] as $field ) {
/* @var $field GF_Field */
if ( $field->has_calculation() ) {
return true;
}
}
return false;
}
/***
* Determines if this form will have support for JS merge tags
*
* @since 2.4
*
* @param array $form The current form object
*
* @return bool True if the form supports JS merge tags. False otherwise.
*/
public static function has_js_merge_tag( $form ){
/***
* Determines if javascript merge tags are supported. Defaults to false (not supported).
*
* @since 2.4
*
* @param bool $has_js_merge_tags Value to be filtered. Return true to add support for Javascript merge tags. Return false to disable it.
* @param array $form The current Form Object
*/
$has_js_merge_tags = gf_apply_filters( array( 'gform_has_js_merge_tag', $form['id'] ), false, $form );
return $has_js_merge_tags;
}
//Getting all fields that have a rule based on the specified field id
public static function get_conditional_logic_fields( $form, $fieldId ) {
$fields = array();
//adding submit button field if enabled
if ( isset( $form['button']['conditionalLogic'] ) ) {
$fields[] = 0;
}
foreach ( $form['fields'] as $field ) {
if ( $field->type != 'page' && ! empty( $field->conditionalLogic ) ) {
foreach ( $field->conditionalLogic['rules'] as $rule ) {
if ( intval( $rule['fieldId'] ) == $fieldId ) {
$fields[] = floatval( $field->id );
//if field is a section, add all fields in the section that have conditional logic (to support nesting)
if ( $field->type == 'section' ) {
$section_fields = GFCommon::get_section_fields( $form, $field->id );
foreach ( $section_fields as $section_field ) {
if ( ! empty( $section_field->conditionalLogic ) ) {
$fields[] = floatval( $section_field->id );
}
}
}
break;
}
}
}
//adding fields with next button logic
if ( ! empty( $field->nextButton['conditionalLogic'] ) ) {
foreach ( $field->nextButton['conditionalLogic']['rules'] as $rule ) {
if ( intval( $rule['fieldId'] ) == $fieldId && ! in_array( $fieldId, $fields ) ) {
$fields[] = floatval( $field->id );
break;
}
}
}
}
return $fields;
}
/**
* @param GF_Field $field
* @param string $value
* @param bool $force_frontend_label
* @param null $form
* @param null $field_values
*
* @return string|string[]|void
*/
public static function get_field( $field, $value = '', $force_frontend_label = false, $form = null, $field_values = null ) {
$is_form_editor = GFCommon::is_form_editor();
$is_entry_detail = GFCommon::is_entry_detail();
$is_admin = $is_form_editor || $is_entry_detail;
$custom_class = $is_admin ? esc_attr( $field->cssClass ) : esc_attr( self::convert_legacy_class( $form, $field->cssClass ) );
$form_id = (int) rgar( $form, 'id' );
if ( $field->type == 'page' ) {
if ( $is_entry_detail ) {
return; //ignore page breaks in the entry detail page
} else if ( ! $is_form_editor ) {
$previous_button_alt = rgempty( 'imageAlt', $field->previousButton ) ? __( 'Previous Page', 'gravityforms' ) : $field->previousButton['imageAlt'];
$previous_button = $field->pageNumber == 2 ? '' : self::get_form_button( $form_id, "gform_previous_button_{$form_id}_{$field->id}", $field->previousButton, __( 'Previous', 'gravityforms' ), 'gform_previous_button gform-theme-button gform-theme-button--secondary', $previous_button_alt, $field->pageNumber - 2 );
if ( ! empty( $previous_button ) ) {
$previous_button = gf_apply_filters( array( 'gform_previous_button', $form_id ), $previous_button, $form );
}
$next_button_alt = rgempty( 'imageAlt', $field->nextButton ) ? __( 'Next Page', 'gravityforms' ) : $field->nextButton['imageAlt'];
$next_button = self::get_form_button( $form_id, "gform_next_button_{$form_id}_{$field->id}", $field->nextButton, __( 'Next', 'gravityforms' ), 'gform_next_button gform-theme-button', $next_button_alt, $field->pageNumber );
$next_button = gf_apply_filters( array( 'gform_next_button', $form_id ), $next_button, $form );
$save_button = rgars( $form, 'save/enabled' ) ? self::get_form_button( $form_id, "gform_save_{$form_id}_{$field->pageNumber}", $form['save']['button'], rgars( $form, 'save/button/text' ), 'gform_save_link gform-theme-button gform-theme-button--secondary', rgars( $form, 'save/button/text' ), 0, "jQuery(\"#gform_save_{$form_id}\").val(1);" ) : '';
/**
* Filters the save and continue link allowing the tag to be customized
*
* @since 2.0.7.7
*
* @param string $save_button The string containing the save and continue link markup.
* @param array $form The Form object associated with the link.
*/
$save_button = apply_filters( 'gform_savecontinue_link', $save_button, $form );
$save_button = apply_filters( "gform_savecontinue_link_{$form_id}", $save_button, $form );
$style = self::is_page_active( $form_id, $field->pageNumber ) ? '' : "style='display:none;'";
$custom_class = ! empty( $custom_class ) ? " {$custom_class}" : '';
$tag = GFCommon::is_legacy_markup_enabled( $form ) ? 'ul' : 'div';
$label_placement = rgar( $form, 'labelPlacement', 'before' );
$html = "</{$tag}>
</div>
<div class='gform_page_footer {$label_placement}'>
{$previous_button} {$next_button} {$save_button}
</div>
</div>
<div id='gform_page_{$form['id']}_{$field->pageNumber}' class='gform_page{$custom_class}' data-js='page-field-id-{$field->id}' {$style}>
<div class='gform_page_fields'>
<{$tag} id='gform_fields_{$form['id']}_{$field->pageNumber}' class='" . GFCommon::get_ul_classes( $form ) . "'>";
return $html;
}
}
if ( ! $is_admin && $field->visibility == 'administrative' ) {
if ( $field->allowsPrepopulate ) {
$field->inputType = 'adminonly_hidden';
} else {
return;
}
}
$id = $field->id;
$input_type = GFFormsModel::get_input_type( $field );
$error_class = $field->failed_validation ? 'gfield_error' : '';
$admin_only_class = $field->visibility == 'administrative' ? 'field_admin_only' : ''; // maintain for backwards compat
$admin_hidden_class = ( $is_admin && $field->visibility == 'hidden' ) ? 'admin-hidden' : '';
$visibility_class = $is_admin ? 'gfield_visibility_visible' : sprintf( 'gfield_visibility_%s', ( $field->visibility ? $field->visibility : 'visible' ) );
$selectable_class = $is_admin ? 'selectable' : '';
$hidden_class = in_array( $input_type, array( 'hidden', 'hiddenproduct' ) ) ? 'gform_hidden' : '';
$choice_input_type_class = $field->type === 'checkbox' || $field->type === 'radio' || $field->type === 'consent' || ( isset( $field->inputType ) && ( $field->inputType === 'checkbox' || $field->inputType === 'radio' || $field->inputType === 'consent' ) ) ? 'gfield--type-choice' : '';
$field_input_type_class = isset( $field->inputType ) && ! empty( $field->inputType ) ? sprintf( 'gfield--input-type-%s', $field->inputType ) : '';
$field_specific_class = $field->get_field_css_class();
$section_class = $field->type == 'section' ? 'gsection' : '';
$page_class = $field->type == 'page' ? 'gpage' : '';
$html_block_class = $field->type == 'html' ? 'gfield_html' : '';
$html_formatted_class = $field->type == 'html' && ! $field->disableMargins ? 'gfield_html_formatted' : '';
$html_no_follows_desc_class = $field->type == 'html' && ! $is_admin && ! self::prev_field_has_description( $form, $field->id ) ? 'gfield_no_follows_desc' : '';
$calculation_class = $input_type == 'calculation' || ( $input_type == 'number' && $field->has_calculation() ) ? 'gfield_calculation' : '';
$product_suffix = "_{$form_id}_" . $field->productField;
$option_class = $field->type == 'option' ? "gfield_price gfield_price{$product_suffix} gfield_option{$product_suffix}" : '';
$quantity_class = $field->type == 'quantity' ? "gfield_price gfield_price{$product_suffix} gfield_quantity gfield_quantity{$product_suffix}" : '';
$total_class = $field->type == 'total' ? "gfield_price gfield_price{$product_suffix} gfield_total gfield_total{$product_suffix}" : '';
$shipping_class = $field->type == 'shipping' ? "gfield_price gfield_shipping gfield_shipping_{$form_id}" : '';
$product_class = $field->type == 'product' ? "gfield_price gfield_price_{$form_id}_{$field->id} gfield_product_{$form_id}_{$field->id}" : '';
$hidden_product_class = $input_type == 'hiddenproduct' ? 'gfield_hidden_product' : '';
$donation_class = $field->type == 'donation' ? "gfield_price gfield_price_{$form_id}_{$field->id} gfield_donation_{$form_id}_{$field->id}" : '';
$required_class = $field->isRequired ? 'gfield_contains_required' : '';
$creditcard_warning_class = $input_type == 'creditcard' && ! GFCommon::is_ssl() ? 'gfield_creditcard_warning' : '';
$submit_width_class = $field->type == 'submit' && $field->submitWidth == 'full' ? 'width-full' : '';
$form_sublabel_setting = rgempty( 'subLabelPlacement', $form ) ? 'below' : $form['subLabelPlacement'];
$sublabel_setting = ! isset( $field->subLabelPlacement ) || empty( $field->subLabelPlacement ) ? $form_sublabel_setting : $field->subLabelPlacement;
$sublabel_class = "field_sublabel_{$sublabel_setting}";
$has_description_class = ! empty( $field->description ) ? 'gfield--has-description' : 'gfield--no-description';
$form_description_setting = rgempty( 'descriptionPlacement', $form ) ? 'below' : $form['descriptionPlacement'];
$description_setting = ! isset( $field->descriptionPlacement ) || empty( $field->descriptionPlacement ) ? $form_description_setting : $field->descriptionPlacement;
$description_setting = $description_setting == 'above' && ( $field->labelPlacement == 'top_label' || $field->labelPlacement == 'hidden_label' || ( empty( $field->labelPlacement ) && $form[ 'labelPlacement' ] == 'top_label' ) ) ? 'above' : 'below';
$description_class = "field_description_{$description_setting}";
$form_validation_setting = rgempty( 'validationPlacement', $form ) ? 'below' : $form['validationPlacement'];
$validation_setting = ! isset( $field->validationPlacement ) || empty( $field->validationPlacement ) ? $form_validation_setting : $field->validationPlacement;
$validation_class = "field_validation_{$validation_setting}";
$field_setting_label_placement = $field->labelPlacement;
$label_placement = empty( $field_setting_label_placement ) ? '' : $field_setting_label_placement;
$span_class = $field->get_css_grid_class( $form );
$css_class = "gfield gfield--type-{$field->type} $choice_input_type_class $field_input_type_class $field_specific_class $selectable_class $span_class $error_class $section_class $admin_only_class $custom_class $hidden_class $html_block_class $html_formatted_class $html_no_follows_desc_class $option_class $quantity_class $product_class $total_class $donation_class $shipping_class $page_class $required_class $hidden_product_class $creditcard_warning_class $submit_width_class $calculation_class $sublabel_class $has_description_class $description_class $label_placement $validation_class $visibility_class $admin_hidden_class";
$css_class = preg_replace( '/\s+/', ' ', $css_class ); // removing extra spaces
/*
* This filter is applied twice because fields may either be using it to modify the collection of HTML classes
* by removing elements, or by providing their own custom HTML classes, as well. We want to capture any
* custom classes which are provided, but cannot guarantee that the $css_class string has been manipulated
* in a reliable way. As of 2.5, the $field_classes value is used by the Settings API to apply those classes
* to the settings sidebar panel while a field is active.
*/
$field_classes = gf_apply_filters( array( 'gform_field_css_class', $form_id ), '', $field, $form );
$css_class = gf_apply_filters( array( 'gform_field_css_class', $form_id ), trim( $css_class ), $field, $form );
$style = '';
$field_id = $is_admin || empty( $form ) ? "field_$id" : 'field_' . $form_id . "_$id";
$field_content = self::get_field_content( $field, $value, $force_frontend_label, $form_id, $form );
$css_class = esc_attr( $css_class );
$field_container = $field->get_field_container(
array(
'id' => $field_id,
'class' => $css_class,
'style' => $style,
'data-field-class' => trim( $field_classes ),
),
$form
);
/**
* Modify the markup used for the field container.
*
* @since 1.8.9
*
* @param string $field_container The field container markup. {FIELD_CONTENT} placeholder indicates where the markup for the field content should be located.
* @param GF_Field $field The Field currently being processed.
* @param array $form The Form currently being processed.
* @param string $css_class The CSS classes to be assigned to the container element.
* @param string $style Holds the conditional logic display style. Deprecated in 1.9.4.4.
* @param string $field_content The markup for the field content: label, description, inputs, etc.
*/
if ( rgar( $field, 'type' ) !== 'submit' ) {
$field_container = gf_apply_filters( array( 'gform_field_container', $form_id, $field->id ), $field_container, $field, $form, $css_class, $style, $field_content );
}
$field_markup = str_replace( '{FIELD_CONTENT}', $field_content, $field_container );
return $field_markup;
}
private static function prev_field_has_description( $form, $field_id ) {
if ( ! is_array( $form['fields'] ) ) {
return false;
}
$prev = null;
foreach ( $form['fields'] as $field ) {
if ( $field->id == $field_id ) {
return $prev != null && ! empty( $prev->description );
}
$prev = $field;
}
return false;
}
/**
* @param GF_Field $field
* @param string $value
* @param bool $force_frontend_label
* @param int $form_id
* @param null|array $form
*
* @return string
*/
public static function get_field_content( $field, $value = '', $force_frontend_label = false, $form_id = 0, $form = null ) {
$field_label = $field->get_field_label( $force_frontend_label, $value );
$admin_buttons = $field->get_admin_buttons();
$input_type = GFFormsModel::get_input_type( $field );
$is_form_editor = GFCommon::is_form_editor();
$is_entry_detail = GFCommon::is_entry_detail();
$is_admin = $is_form_editor || $is_entry_detail;
if ( $input_type == 'adminonly_hidden' ) {
$field_content = ! $is_admin ? '{FIELD}' : sprintf( "%s<label class='gfield_label gform-field-label' >%s</label>{FIELD}", $admin_buttons, esc_html( $field_label ) );
} else {
$field_content = $field->get_field_content( $value, $force_frontend_label, $form );
}
$value = $field->get_value_default_if_empty( $value );
$field_content = str_replace( '{FIELD}', GFCommon::get_field_input( $field, $value, 0, $form_id, $form ), $field_content );
$field_content = gf_apply_filters( array( 'gform_field_content', $form_id, $field->id ), $field_content, $field, $value, 0, $form_id );
$admin_compact_view_menu = $is_form_editor ? sprintf( "<div id='dropdown_field_%s' data-js='gform-compact-view-overflow-menu' class='gform-compact-view-overflow-menu'></div>", $field->id ) : '';
if( $is_form_editor ) {
$field_content = '<div class="gfield-admin-wrapper">' . $field_content . '</div>' . ( $field->type !== 'submit' ? $admin_compact_view_menu : '' );
}
return $field_content;
}
public static function get_progress_bar( $form, $page, $confirmation_message = '' ) {
$form_id = $form['id'];
$progress_complete = false;
$progress_bar = '';
$page_count = self::get_max_page_number( $form );
$current_page = $page;
$page_name = rgars( $form['pagination'], sprintf( 'pages/%d', $current_page - 1 ) );
$page_name = ! empty( $page_name ) ? ' - ' . $page_name : '';
$style = $form['pagination']['style'];
$color = $style == 'custom' ? " color:{$form['pagination']['color']};" : '';
$bgcolor = $style == 'custom' ? " background-color:{$form['pagination']['backgroundColor']};" : '';
if ( ! empty( $confirmation_message ) ) {
$progress_complete = true;
}
//check admin setting for whether the progress bar should start at zero
$start_at_zero = rgars( $form, 'pagination/display_progressbar_on_confirmation' );
//check for filter
$start_at_zero = apply_filters( 'gform_progressbar_start_at_zero', $start_at_zero, $form );
$progressbar_page_count = $start_at_zero ? $current_page - 1 : $current_page;
$percent = ! $progress_complete ? floor( ( ( $progressbar_page_count ) / $page_count ) * 100 ) . '%' : '100%';
$percent_number = ! $progress_complete ? floor( ( ( $progressbar_page_count ) / $page_count ) * 100 ) . '' : '100';
if ( $progress_complete ) {
$wrapper_css_class = GFCommon::get_browser_class() . ' gform_wrapper';
//add on surrounding wrapper class when confirmation page
$progress_bar = "<div class='{$wrapper_css_class}' id='gform_wrapper_$form_id' >";
$page_name = ! empty( $form['pagination']['progressbar_completion_text'] ) ? $form['pagination']['progressbar_completion_text'] : '';
}
$progress_bar_title_open = GFCommon::is_legacy_markup_enabled( $form ) ? '<h3 class="gf_progressbar_title">' : '<p class="gf_progressbar_title">';
$progress_bar_title_close = GFCommon::is_legacy_markup_enabled( $form ) ? '</h3>' : '</p>';
$progress_bar .= "
<div id='gf_progressbar_wrapper_{$form_id}' class='gf_progressbar_wrapper' data-start-at-zero='{$start_at_zero}'>
{$progress_bar_title_open}";
$progress_bar .= ! $progress_complete ? esc_html__( 'Step', 'gravityforms' ) . " <span class='gf_step_current_page'>{$current_page}</span> " . esc_html__( 'of', 'gravityforms' ) . " <span class='gf_step_page_count'>{$page_count}</span>{$page_name}" : "{$page_name}";
$progress_bar .= "
{$progress_bar_title_close}
<div class='gf_progressbar gf_progressbar_{$style}' aria-hidden='true'>
<div class='gf_progressbar_percentage percentbar_{$style} percentbar_{$percent_number}' style='width:{$percent};{$color}{$bgcolor}'><span>{$percent}</span></div>
</div></div>";
//close div for surrounding wrapper class when confirmation page
$progress_bar .= $progress_complete ? $confirmation_message . '</div>' : '';
/**
* Filter the mulit-page progress bar markup.
*
* @since 2.0
*
* @param string $progress_bar Progress bar markup as an HTML string.
* @param array $form Current form object.
* @param string $confirmation_message The confirmation message to be displayed on the confirmation page.
*
* @see https://docs.gravityforms.com/gform_progress_bar/
*/
$progress_bar = apply_filters( 'gform_progress_bar', $progress_bar, $form, $confirmation_message );
$progress_bar = apply_filters( "gform_progress_bar_{$form_id}", $progress_bar, $form, $confirmation_message );
return $progress_bar;
}
public static function get_progress_steps( $form, $page ) {
$progress_steps = "<div id='gf_page_steps_{$form['id']}' class='gf_page_steps'>";
$pages = isset( $form['pagination']['pages'] ) ? $form['pagination']['pages'] : array();
for ( $i = 0, $count = sizeof( $pages ); $i < $count; $i ++ ) {
$step_number = $i + 1;
$active_class = $step_number == $page ? ' gf_step_active' : '';
$first_class = $i == 0 ? ' gf_step_first' : '';
$last_class = $i + 1 == $count ? ' gf_step_last' : '';
$complete_class = $step_number < $page ? ' gf_step_completed' : '';
$previous_class = $step_number + 1 == $page ? ' gf_step_previous' : '';
$next_class = $step_number - 1 == $page ? ' gf_step_next' : '';
$pending_class = $step_number > $page ? ' gf_step_pending' : '';
$classes = 'gf_step' . $active_class . $first_class . $last_class . $complete_class . $previous_class . $next_class . $pending_class;
$classes = GFCommon::trim_all( $classes );
$progress_steps .= "<div id='gf_step_{$form['id']}_{$step_number}' class='{$classes}'><span class='gf_step_number'>{$step_number}</span><span class='gf_step_label'>{$pages[ $i ]}</span></div>";
}
$progress_steps .= "</div>";
/**
* Filter the multi-page progress steps markup.
*
* @since 2.0-beta-3
*
* @param string $progress_steps HTML string containing the progress steps markup.
* @param array $form The current form object.
* @param int $page The current page number.
*
* @see https://docs.gravityforms.com/gform_progress_steps/
*/
$progress_steps = apply_filters( 'gform_progress_steps', $progress_steps, $form, $page );
$progress_steps = apply_filters( "gform_progress_steps_{$form['id']}", $progress_steps, $form, $page );
return $progress_steps;
}
/**
* Validates the form's entry limit settings. Returns the entry limit message if entry limit exceeded.
*
* @param array $form current GF form object
*
* @return string|null If entry limit exceeded returns entry limit setting.
*/
public static function validate_entry_limit( $form ) {
if ( ! rgar( $form, 'limitEntries' ) ) {
return null;
}
$form_id = absint( rgar( $form, 'id' ) );
$period = rgar( $form, 'limitEntriesPeriod' );
$range = self::get_limit_period_dates( $period );
$search_criteria = array(
'status' => 'active',
'start_date' => $range['start_date'],
'end_date' => $range['end_date'],
);
/**
* Allows the search criteria for the entry limit validation to be customized.
*
* @since 2.7.1
*
* @param array $search_criteria An array containing the search criteria.
* @param array $form The form currently being validated.
*/
$search_criteria = gf_apply_filters( array(
'gform_search_criteria_entry_limit_validation',
$form_id
), $search_criteria, $form );
$entry_count = GFAPI::count_entries( $form_id, $search_criteria );
$limit = rgar( $form, 'limitEntriesCount' );
if ( $entry_count >= $limit ) {
$error = empty( $form['limitEntriesMessage'] ) ? "<div class='gf_submission_limit_message'><p>" . esc_html__( 'Sorry. This form is no longer accepting new submissions.', 'gravityforms' ) . '</p></div>' : '<p>' . GFCommon::gform_do_shortcode( $form['limitEntriesMessage'] ) . '</p>';
self::set_submission_if_null( $form_id, 'form_restriction_error', $error );
GFCommon::log_debug( __METHOD__ . sprintf( '(): Entry limit reached. Limit: %d; Count: %d.', $limit, $entry_count ) );
return $error;
}
return null;
}
public static function validate_form_schedule( $form ) {
//If form has a schedule, make sure it is within the configured start and end dates
if ( rgar( $form, 'scheduleForm' ) ) {
$local_time_start = sprintf( '%s %02d:%02d %s', $form['scheduleStart'], $form['scheduleStartHour'], $form['scheduleStartMinute'], $form['scheduleStartAmpm'] );
$local_time_end = sprintf( '%s %02d:%02d %s', $form['scheduleEnd'], $form['scheduleEndHour'], $form['scheduleEndMinute'], $form['scheduleEndAmpm'] );
$timestamp_start = strtotime( $local_time_start . ' +0000' );
$timestamp_end = strtotime( $local_time_end . ' +0000' );
$now = current_time( 'timestamp' );
if ( ! empty( $form['scheduleStart'] ) && $now < $timestamp_start ) {
$error = empty( $form['schedulePendingMessage'] ) ? '<p>' . esc_html__( 'This form is not yet available.', 'gravityforms' ) . '</p>' : '<p>' . GFCommon::gform_do_shortcode( $form['schedulePendingMessage'] ) . '</p>';
self::set_submission_if_null( $form['id'], 'form_restriction_error', $error );
GFCommon::log_debug( __METHOD__ . sprintf( '(): The form is not yet available. Scheduled for: %d; Now: %d.', $timestamp_start, $now ) );
return $error;
} elseif ( ! empty( $form['scheduleEnd'] ) && $now > $timestamp_end ) {
$error = empty( $form['scheduleMessage'] ) ? '<p>' . esc_html__( 'Sorry. This form is no longer available.', 'gravityforms' ) . '</p>' : '<p>' . GFCommon::gform_do_shortcode( $form['scheduleMessage'] ) . '</p>';
self::set_submission_if_null( $form['id'], 'form_restriction_error', $error );
GFCommon::log_debug( __METHOD__ . sprintf( '(): The form is no longer available. Ended: %d; Now: %d.', $timestamp_end, $now ) );
return $error;
}
}
}
/**
* Populates the form confirmation property with the confirmation to be used for the current submission.
*
* @since unknown
*
* @param array $form The form being processed.
* @param null|array $entry Null, the entry being processed, or an empty array when the submission fails honeypot validation.
* @param string $event The confirmation event or an empty string.
*
* @return array
*/
public static function update_confirmation( $form, $entry = null, $event = '' ) {
if ( ( is_array( $entry ) && ( empty( $entry ) || rgar( $entry, 'status' ) === 'spam' ) ) || empty( $form['confirmations'] ) || ! is_array( $form['confirmations'] ) ) {
$form['confirmation'] = GFFormsModel::get_default_confirmation();
return $form;
}
if ( ! empty( $event ) ) {
$confirmations = wp_filter_object_list( $form['confirmations'], array( 'event' => $event ) );
} else {
$confirmations = $form['confirmations'];
}
// if there is only one confirmation, don't bother with the conditional logic, just return it
// this is here mostly to avoid the semi-costly GFFormsModel::create_lead() function unless we really need it
if ( count( $confirmations ) <= 1 ) {
$form['confirmation'] = reset( $confirmations );
return $form;
}
if ( is_null( $entry ) ) {
$entry = GFFormsModel::create_lead( $form );
}
GFCommon::log_debug( __METHOD__ . '(): Evaluating conditional logic.' );
foreach ( $confirmations as $confirmation ) {
if ( rgar( $confirmation, 'event' ) != $event ) {
continue;
}
if ( rgar( $confirmation, 'isDefault' ) ) {
continue;
}
if ( isset( $confirmation['isActive'] ) && ! $confirmation['isActive'] ) {
GFCommon::log_debug( __METHOD__ . sprintf( '(): Confirmation (#%s - %s) is inactive.', rgar( $confirmation, 'id' ), rgar( $confirmation, 'name' ) ) );
continue;
}
$logic = rgar( $confirmation, 'conditionalLogic' );
if ( GFCommon::evaluate_conditional_logic( $logic, $form, $entry ) ) {
GFCommon::log_debug( __METHOD__ . sprintf( '(): Confirmation (#%s - %s) conditional logic matches.', rgar( $confirmation, 'id' ), rgar( $confirmation, 'name' ) ) );
$form['confirmation'] = $confirmation;
return $form;
}
GFCommon::log_debug( __METHOD__ . sprintf( '(): Confirmation (#%s - %s) conditional logic not met.', rgar( $confirmation, 'id' ), rgar( $confirmation, 'name' ) ) );
}
GFCommon::log_debug( __METHOD__ . '(): No conditional logic match found; using default.' );
$filtered_list = wp_filter_object_list( $form['confirmations'], array( 'isDefault' => true ) );
$form['confirmation'] = reset( $filtered_list );
return $form;
}
public static function process_send_resume_link() {
$form_id = rgpost( 'gform_send_resume_link' );
$form_id = absint( $form_id );
$email = rgpost( 'gform_resume_email' );
$resume_token = rgpost( 'gform_resume_token' );
$resume_token = sanitize_key( $resume_token );
if ( empty( $form_id ) || empty( $email ) || empty( $resume_token ) || ! GFCommon::is_valid_email( $email ) ) {
return;
}
$form = GFFormsModel::get_form_meta( $form_id );
if ( empty( $form ) ) {
return;
}
if ( GFCommon::form_requires_login( $form ) ) {
if ( ! is_user_logged_in() ) {
wp_die();
}
check_admin_referer( 'gform_send_resume_link', '_gform_send_resume_link_nonce' );
}
$draft_submission = GFFormsModel::get_draft_submission_values( $resume_token );
$submission = json_decode( $draft_submission['submission'], true );
$partial_entry = $submission['partial_entry'];
$notifications_to_send = GFCommon::get_notifications_to_send( 'form_save_email_requested', $form, $partial_entry );
$log_notification_event = empty( $notifications_to_send ) ? 'No notifications to process' : 'Processing notifications';
GFCommon::log_debug( "GFFormDisplay::process_send_resume_link(): {$log_notification_event} for form_save_email_requested event." );
foreach ( $notifications_to_send as $notification ) {
if ( isset( $notification['isActive'] ) && ! $notification['isActive'] ) {
GFCommon::log_debug( "GFFormDisplay::process_send_resume_link(): Notification is inactive, not processing notification (#{$notification['id']} - {$notification['name']})." );
continue;
}
if ( $notification['toType'] == 'hidden' ) {
$notification['to'] = $email;
}
$notification['message'] = self::replace_save_variables( $notification['message'], $form, $resume_token, $email );
GFCommon::send_notification( $notification, $form, $partial_entry );
}
GFFormsModel::add_email_to_draft_sumbmission( $resume_token, $email );
}
public static function replace_save_variables( $text, $form, $resume_token, $email = null ) {
$resume_token = sanitize_key( $resume_token );
$form_id = intval( $form['id'] );
/**
* Filters the 'Save and Continue' URL to be used with a partial entry submission.
*
* @since 1.9
*
* @param string $resume_url The URL to be used to resume the partial entry.
* @param array $form The Form Object.
* @param string $resume_token The token that is used within the URL.
* @param string $email The email address associated with the partial entry.
*/
$resume_url = apply_filters( 'gform_save_and_continue_resume_url', add_query_arg( array( 'gf_token' => $resume_token ), GFFormsModel::get_current_page_url() ), $form, $resume_token, $email );
$resume_url = esc_url( $resume_url );
$resume_link = "<a href=\"{$resume_url}\" class='resume_form_link'>{$resume_url}</a>";
$text = str_replace( '{save_link}', $resume_link, $text );
$text = str_replace( '{save_token}', $resume_token, $text );
$text = str_replace( '{save_url}', $resume_url, $text );
$email_esc = esc_attr( $email );
$text = str_replace( '{save_email}', $email_esc, $text );
$resume_submit_button_text = esc_html__( 'Send Link', 'gravityforms' );
$resume_email_validation_message = esc_html__( 'Please enter a valid email address.', 'gravityforms' );
$email_input_label = esc_html__( 'Email Address', 'gravityforms' );
$email_input_label_required = GFFormsModel::get_required_indicator( $form_id );
// The {save_email_input} accepts shortcode-style options button_text and validation_message. E.g.,
// {save_email_input: button_text="Send the link to my email address" validation_message="The link couldn't be sent because the email address is not valid."}
preg_match_all( '/\{save_email_input:(.*?)\}/', $text, $matches, PREG_SET_ORDER );
if ( is_array( $matches ) && isset( $matches[0] ) && isset( $matches[0][1] ) ) {
$options_string = isset( $matches[0][1] ) ? $matches[0][1] : '';
$options = shortcode_parse_atts( $options_string );
if ( isset( $options['button_text'] ) ) {
$resume_submit_button_text = $options['button_text'];
}
if ( isset( $options['validation_message'] ) ) {
$resume_email_validation_message = $options['validation_message'];
}
if ( ! empty( $options['placeholder'] ) ) {
$email_input_placeholder = esc_attr( $options['placeholder'] );
}
$full_tag = $matches[0][0];
$text = str_replace( $full_tag, '{save_email_input}', $text );
}
$action = esc_url( remove_query_arg( 'gf_token' ) );
$ajax = isset( $_POST['gform_ajax'] );
$anchor = self::get_anchor( $form, $ajax );
$action .= $anchor['id'];
$resume_token = esc_attr( $resume_token );
$form_is_invalid = ! is_null( $email ) && ! GFCommon::is_valid_email( $email );
$validation_output = $form_is_invalid ? sprintf( '<div class="gfield_description gfield_validation_message" id="email-validation-error" aria-live="assertive">%s</div>', $resume_email_validation_message ) : '';
$nonce_input = '';
if ( GFCommon::form_requires_login( $form ) ) {
$nonce_input = wp_nonce_field( 'gform_send_resume_link', '_gform_send_resume_link_nonce', true, false );
}
$target = $ajax ? "target='gform_ajax_frame_{$form_id}'" : '';
$ajax_fields = '';
if ( $ajax ) {
$ajax_fields = "<input type='hidden' name='gform_ajax' value='" . esc_attr( "form_id={$form_id}&title=1&description=1&tabindex=1" ) . "' />";
$ajax_fields .= "<input type='hidden' name='gform_field_values' value='' />";
// Adding inputs required by GFFormDisplay::is_submit_form_id_valid() to verify the Ajax submission should be processed.
$ajax_fields .= "<input type='hidden' class='gform_hidden' name='is_submit_{$form_id}' value='1' />";
$ajax_fields .= "<input type='hidden' class='gform_hidden' name='gform_submit' value='{$form_id}' />";
}
$ajax_submit = $ajax ? "onclick='jQuery(\"#gform_{$form_id}\").trigger(\"submit\",[true]);'" : '';
if ( GFCommon::is_legacy_markup_enabled( $form ) ) {
$resume_form = "<div class='form_saved_message_emailform'>
<form action='{$action}' method='POST' id='gform_{$form_id}' data-formid='{$form_id}' {$target}>
{$ajax_fields}
<label for='gform_resume_email' class='gform_resume_email_label gfield_label' aria-describedby='email-validation-error'>{$email_input_label}</label>
<input type='email' name='gform_resume_email' value='{$email_esc}' id='gform_resume_email' placeholder='{$email_input_label}' aria-describedby='email-validation-error'/>
<input type='hidden' name='gform_resume_token' value='{$resume_token}' />
<input type='hidden' name='gform_send_resume_link' value='{$form_id}' />
<input type='hidden' class='gform_hidden' name='is_submit_{$form_id}' value='1' />
<input type='hidden' class='gform_hidden' name='gform_submit' value='{$form_id}' />
<input type='submit' name='gform_send_resume_link_button' id='gform_send_resume_link_button_{$form_id}' value='{$resume_submit_button_text}' {$ajax_submit}/>
{$validation_output}
{$nonce_input}
</form>
</div>";
} else {
$resume_form = "<div class='form_saved_message_emailform'>
<form action='{$action}' method='POST' id='gform_{$form_id}' data-formid='{$form_id}' {$target}>
<div class='gform-body gform_body'>
<div id='gform_fields_{$form_id}' class='gform_fields top_label form_sublabel_below description_below'>
{$ajax_fields}
<div class='gfield gfield--type-email gfield--width-full field_sublabel_below field_description_below gfield_visibility_visible'>
<label for='gform_resume_email' class='gform_resume_email_label gfield_label gform-field-label'>{$email_input_label}{$email_input_label_required}</label>
<div class='ginput_container ginput_container_text'>
<input type='email' name='gform_resume_email' class='large' id='gform_resume_email' value='{$email_esc}' aria-describedby='email-validation-error' />
{$validation_output}
</div>
</div>
</div>
</div>
<div class='gform_footer top_label'>
<input type='hidden' name='gform_resume_token' value='{$resume_token}' />
<input type='hidden' name='gform_send_resume_link' value='{$form_id}' />
<input type='hidden' class='gform_hidden' name='is_submit_{$form_id}' value='1' />
<input type='hidden' class='gform_hidden' name='gform_submit' value='{$form_id}' />
<input type='submit' name='gform_send_resume_link_button' id='gform_send_resume_link_button_{$form_id}' value='{$resume_submit_button_text}' {$ajax_submit}/>
{$nonce_input}
</div>
</form>
</div>";
}
if ( ! $ajax ) {
/**
* Allows users to disable the spinner on non-ajax forms.
*
* @since 2.7
*
* @param bool $show Whether to show the spinner on non-ajax-forms.
*
* @return bool
*/
$always_show_spinner = gf_apply_filters( array( 'gform_always_show_spinner', $form_id ), true );
$default_spinner = GFCommon::get_base_url() . '/images/spinner.svg';
$spinner_url = gf_apply_filters( array( 'gform_ajax_spinner_url', $form_id ), $default_spinner, $form );
$theme_slug = self::get_form_theme_slug( $form );
$is_legacy = $default_spinner !== $spinner_url || in_array( $theme_slug, array( 'gravity-theme', 'legacy' ) );
$text .= '<script>gform.initializeOnLoaded( function() {' .
"gformInitSpinner( {$form_id}, '{$spinner_url}', " . ( $is_legacy ? 'true' : 'false' ) . " );" .
" });</script>";
}
$text = str_replace( '{save_email_input}', $resume_form, $text );
return $text;
}
public static function handle_save_email_confirmation( $form, $ajax ) {
$resume_email = $_POST['gform_resume_email'];
if ( ! GFCommon::is_valid_email( $resume_email ) ) {
GFCommon::log_debug( 'GFFormDisplay::handle_save_email_confirmation(): Invalid email address: ' . $resume_email );
return new WP_Error( 'invalid_email' );
}
$resume_token = $_POST['gform_resume_token'];
$submission_details = GFFormsModel::get_draft_submission_values( $resume_token );
$submission_json = $submission_details['submission'];
$submission = json_decode( $submission_json, true );
$entry = $submission['partial_entry'];
$form = self::update_confirmation( $form, $entry, 'form_save_email_sent' );
$css_class = esc_attr( rgar( $form, 'cssClass' ) );
$form_theme = "data-form-theme='" . GFFormDisplay::get_form_theme_slug( $form ) . "'";
$confirmation_message = rgar( $form['confirmation'], 'message' );
$confirmation = "<div id='gform_confirmation_wrapper_{$form['id']}' class='form_saved_message_sent gform_confirmation_wrapper {$css_class} gform_wrapper' role='alert' {$form_theme}>{$confirmation_message}</div>";
$nl2br = rgar( $form['confirmation'], 'disableAutoformat' ) ? false : true;
$save_email_confirmation = self::replace_save_variables( $confirmation, $form, $resume_token, $resume_email );
$save_email_confirmation = GFCommon::replace_variables( $save_email_confirmation, $form, $entry, false, true, $nl2br );
$save_email_confirmation = GFCommon::gform_do_shortcode( $save_email_confirmation );
$save_email_confirmation = self::maybe_sanitize_confirmation_message( $save_email_confirmation );
$anchor = self::get_anchor( $form, $ajax );
$save_email_confirmation = $anchor['tag'] . $save_email_confirmation;
if ( $ajax ) {
$save_email_confirmation = self::get_ajax_postback_html( $save_email_confirmation );
}
GFCommon::log_debug( 'GFFormDisplay::handle_save_email_confirmation(): Confirmation => ' . print_r( $save_email_confirmation, true ) );
/**
* Filters the form confirmation text.
*
* This filter allows the form confirmation text to be programmatically changed before it is rendered to the page.
*
* @since 2.7
*
* @param string $save_email_confirmation Confirmation text to be filtered.
* @param array $form The current form object
*/
return gf_apply_filters( array( 'gform_get_form_save_email_confirmation_filter', $form['id'] ), $save_email_confirmation, $form );
}
public static function handle_save_confirmation( $form, $resume_token, $confirmation_message, $ajax ) {
$resume_email = isset( $_POST['gform_resume_email'] ) ? $_POST['gform_resume_email'] : null;
$confirmation_message = self::maybe_sanitize_confirmation_message( $confirmation_message );
$confirmation_message = self::replace_save_variables( $confirmation_message, $form, $resume_token, $resume_email );
$confirmation_message = GFCommon::gform_do_shortcode( $confirmation_message );
$confirmation_message = "<div class='form_saved_message'>" . $confirmation_message . '</div>';
$anchor = self::get_anchor( $form, $ajax );
$confirmation_message = $anchor['tag'] . $confirmation_message;
$form_id = absint( $form['id'] );
$wrapper_css_class = GFCommon::get_browser_class() . ' gform_wrapper';
$page_instance = isset( $form['page_instance'] ) ? "data-form-index='{$form['page_instance']}'" : null;
$form_theme = "data-form-theme='" . GFFormDisplay::get_form_theme_slug( $form ) . "'";
$wrapper_open = "<div class='{$wrapper_css_class}' {$page_instance} {$form_theme} id='gform_wrapper_{$form_id}'>";
/**
* Allows markup to be added directly after the opening form wrapper.
*
* @since 2.7
*
* @param string $markup The current string to append.
* @param array $form The form being displayed.
*
* @return string
*/
$wrapper_open .= gf_apply_filters( array( 'gform_form_after_open', $form_id ), '', $form );
$confirmation_message = $wrapper_open . $confirmation_message . '</div>';
if ( $ajax ) {
$confirmation_message = self::get_ajax_postback_html( $confirmation_message );
}
GFCommon::log_debug( 'GFFormDisplay::handle_save_confirmation(): Confirmation => ' . print_r( $confirmation_message, true ) );
/**
* Filters the form save confirmation text.
*
* This filter allows the form save confirmation text to be programmatically changed before it is rendered to the page.
*
* @since 2.7
*
* @param string $confirmation_message Confirmation text to be filtered.
* @param array $form The current form object
*/
return gf_apply_filters( array( 'gform_get_form_save_confirmation_filter', $form_id ), $confirmation_message, $form );
}
/**
* Insert review page into form.
*
* @since Unknown
* @access public
*
* @param array $form The current Form object
* @param array $review_page The review page
*
* @return array $form
*/
public static function insert_review_page( $form, $review_page ) {
/* Get field ID and page number for new fields. */
$new_field_id = self::get_max_field_id( $form ) + 1;
$page_number = self::get_max_page_number( $form );
$page_number = $page_number == 0 ? 2 : $page_number+1;
/* Create new Page field for review page. */
$review_page_break = new GF_Field_Page();
$review_page_break->id = $new_field_id;
$review_page_break->pageNumber = $page_number;
$review_page_break->nextButton = rgar( $review_page, 'nextButton' );
$review_page_break->cssClass = 'gform_review_page ' . rgar( $review_page, 'cssClass', '' );
/* Add review page break field to form. */
$form['fields'][] = $review_page_break;
/* Create new HTML field for review page. */
$review_page_field = new GF_Field_HTML();
$review_page_field->id = ++$new_field_id;
$review_page_field->pageNumber = $page_number;
$review_page_field->content = rgar( $review_page, 'content' );
/* Add review page field to form. */
$form['fields'][] = $review_page_field;
/* Configure the last page previous button */
$form['lastPageButton'] = rgar( $review_page, 'previousButton' );
return $form;
}
/**
* Get the anchor config for the current form.
*
* @since 2.2.2.1
*
* @param array $form The current Form object.
* @param bool $ajax Indicates if AJAX is enabled for the current form.
*
* @return array
*/
public static function get_anchor( $form, $ajax ) {
$form_id = absint( $form['id'] );
$anchor = $ajax || self::has_pages( $form ) ? true : false;
/**
* Allow the anchor to be enabled/disabled or set to a scroll distance.
*
* @since 1.9.17.12 Added the $form parameter.
* @since Unknown
*
* @param bool|int $anchor Is the form anchor enabled? True when ajax enabled or when the form has multiple pages.
* @param array $form The current Form object.
*/
$anchor = gf_apply_filters( array( 'gform_confirmation_anchor', $form_id ), $anchor, $form );
return array(
'scroll' => $anchor,
'tag' => $anchor !== false ? "<div id='gf_{$form_id}' class='gform_anchor' tabindex='-1'></div>" : '',
'id' => $anchor !== false ? "#gf_{$form_id}" : ''
);
}
/**
* Validates the posted input values from the form footer are for the same form, that it exists, is active, and not trashed.
*
* @since 2.4.18
*
* @param null|int $ajax_form_id Null or the form ID parsed from the gform_ajax input value.
*
* @return bool|int False or the ID of the form being processed.
*/
public static function is_submit_form_id_valid( $ajax_form_id = null ) {
if ( empty( $_POST['gform_submit'] ) ) {
return false;
}
$form_id = absint( $_POST['gform_submit'] );
if ( $form_id === 0 || rgpost( 'is_submit_' . $form_id ) !== '1' ) {
return false;
}
if ( $ajax_form_id !== null && absint( $ajax_form_id ) !== $form_id ) {
return false;
}
$form_info = GFFormsModel::get_form( $form_id );
if ( ! $form_info || ! $form_info->is_active || $form_info->is_trash ) {
return false;
}
return $form_id;
}
/**
* Returns the HTML for the ajax postback.
*
* @since 2.4.18
*
* @param string $body_content The content to be included in the body of the ajax postback.
*
* @return string
*/
public static function get_ajax_postback_html( $body_content ) {
$ajax_iframe_content = "<!DOCTYPE html><html><head><meta charset='UTF-8' /></head><body class='GF_AJAX_POSTBACK'>" . $body_content . '</body></html>';
/**
* Allows the content of the iframe for the ajax postback to be overridden.
*
* @since unknown
*
* @param string $ajax_iframe_content The HTML to be returned for the ajax postback.
*/
return apply_filters( 'gform_ajax_iframe_content', $ajax_iframe_content );
}
/**
* Returns the HTML to be be output when the requested form is not found.
*
* @since 2.5.7 Added the $ajax argument.
* @since 2.4.18
*
* @param int|string $form_id The ID or Title of the form requested for display.
* @param bool $ajax Whether to return the html as part of the ajax postback html or on its own.
*
* @return string
*/
public static function get_form_not_found_html( $form_id, $ajax = false ) {
$form_not_found_message = '<p class="gform_not_found">' . esc_html__( 'Oops! We could not locate your form.', 'gravityforms' ) . '</p>';
/**
* Allows the HTML that is displayed when the requested form is not found to be overridden.
*
* @since 2.2.6
*
* @param string $form_not_found_message The default form not found message.
* @param int|string $form_id The ID or Title of the form requested for display.
*/
$form_not_found_message = apply_filters( 'gform_form_not_found_message', $form_not_found_message, $form_id );
return $ajax ? self::get_ajax_postback_html( $form_not_found_message ) : $form_not_found_message;
}
/**
* Generates the markup for the validation errors list that goes on top of the form.
*
* @since 2.5
*
* @param array $form Current form being displayed.
* @param array $values Submitted values.
* @param bool $show_summary Whether to show a summary of validation errors or just show the validation message.
*
* @return string Validation errors markup.
*/
public static function get_validation_errors_markup( $form, $values, $show_summary = false ) {
$error_messages_list = '';
$hide_summary_class = $show_summary ? '' : ' hide_summary';
if ( gf_upgrade()->get_submissions_block() ) {
$validation_message_markup = "<h2 class='gf_submission_limit_message'>" . esc_html__( 'Your form was not submitted. Please try again in a few minutes.', 'gravityforms' ) . '</h2>';
} else {
$validation_message_markup = "<h2 class='gform_submission_error{$hide_summary_class}'><span class='gform-icon gform-icon--circle-error'></span>" . esc_html__( 'There was a problem with your submission.', 'gravityforms' ) . ' ' . esc_html__( 'Please review the fields below.', 'gravityforms' ) . '</h2>';
// Generate validation errors summary if required.
if ( $show_summary ) {
$errors = self::get_validation_errors( $form, $values );
$error_messages_list = '<ol>';
foreach ( $errors as $error ) {
$separator = $error['field_label'] ? ': ' : '';
$error_messages_list .= '<li><a class="gform_validation_error_link" href="' . $error['field_selector'] . '">' . $error['field_label'] . $separator . $error['message'] . '</a></li>';
}
$error_messages_list .= '</ol>';
}
}
$validation_container_id = 'gform_' . $form['id'] . '_validation_container';
$validation_message_markup = gf_apply_filters( array( 'gform_validation_message', $form['id'] ), $validation_message_markup, $form );
// If validation message markup already has a list of errors after being filtered, remove our list.
if ( $show_summary && preg_match( '/<\s*ul[^>]*>(.*?)<\s*\/\s*ul>/', $validation_message_markup ) || preg_match( '/<\s*ol[^>]*>(.*?)<\s*\/\s*ol>/', $validation_message_markup ) ) {
$error_messages_list = '';
}
$wrapper_class = GFCommon::is_legacy_markup_enabled( $form ) ? 'gform_validation_errors validation_error' : 'gform_validation_errors';
$validation_errors_markup = sprintf(
'<div class="%s" id="%s" data-js="gform-focus-validation-error">%s%s</div>',
$wrapper_class,
$validation_container_id,
$validation_message_markup,
$error_messages_list
);
/**
* Filter validation errors markup.
*
* @since 2.5
*
* @param string $validation_errors_markup Validation errors markup.
* @param array $form The current form object.
*/
return gf_apply_filters( array( 'gform_form_validation_errors_markup', $form['id'] ), $validation_errors_markup, $form );
}
/**
* Gets a list of validation errors.
*
* @since 2.5
*
* @param array $form Current form being displayed.
* @param array $values Submitted values.
*
* @return array List of validation errors for each field, each item contains the error message and its corresponding field label and selector.
*/
public static function get_validation_errors( $form, $values ) {
$errors = array();
foreach ( $form['fields'] as $field ) {
/* @var GF_Field $field */
if ( ( $field->failed_validation && ! empty( $field->validation_message ) ) ) {
$errors[] = array(
'field_label' => $field->get_field_label( true, $values ),
'field_selector' => '#field_' . $form['id'] . '_' . $field->id,
'message' => $field->validation_message,
);
}
}
/**
* Filter validation errors array.
*
* @since 2.5
*
* @param array $errors List of validation errors.
* @param array $form The current form object.
*/
return gf_apply_filters( array( 'gform_form_validation_errors', $form['id'] ), $errors, $form );
}
/**
* Convert legacy ready class to the new equivalent.
*
* @since 2.5
*
* @param array $form The current form object.
* @param string $classes The class or classes to convert.
*
* @return string|void
*/
public static function convert_legacy_class( $form, $classes ) {
if ( GFCommon::is_legacy_markup_enabled( $form ) ) {
return $classes;
}
$upgraded_classes = array(
'gf_left_half' => 'gfield--width-half',
'gf_right_half' => 'gfield--width-half',
'gf_left_third' => 'gfield--width-third',
'gf_middle_third' => 'gfield--width-third',
'gf_right_third' => 'gfield--width-third',
'gf_first_quarter' => 'gfield--width-quarter',
'gf_second_quarter' => 'gfield--width-quarter',
'gf_third_quarter' => 'gfield--width-quarter',
'gf_fourth_quarter' => 'gfield--width-quarter',
);
$class_list = explode( ' ', $classes );
foreach ( $class_list as $class ) {
if ( array_key_exists( $class, $upgraded_classes ) ) {
$class_list[] = $upgraded_classes[ $class ];
}
}
$classes = implode( ' ', array_unique( $class_list ) );
return $classes;
}
/**
* Parse and validates styles from the gform_default_styles filter.
*
* @since 2.7.15
*
* @param mixed $styles Array or JSON string of styles.
*
* @return array|bool $styles
*/
public static function validate_form_styles( $styles ) {
if ( $styles === false ) {
return false;
}
if ( ! is_array( $styles ) ) {
$styles = json_decode( $styles, true );
}
if ( ! is_array( $styles ) ) {
return array();
}
$whitelist = array(
'theme',
'inputSize',
'inputBorderRadius',
'inputBorderColor',
'inputBackgroundColor',
'inputColor',
'inputPrimaryColor',
'labelFontSize',
'labelColor',
'descriptionFontSize',
'descriptionColor',
'buttonPrimaryBackgroundColor',
'buttonPrimaryColor',
);
foreach( $styles as $key => $value ) {
if ( ! in_array( $key, $whitelist ) ) {
unset( $styles[ $key ] );
}
}
return $styles;
}
/**
* Get the form styles from the form parameters and the global style filter.
*
* @since 2.7.15
*
* @param array|string $style_settings Array or JSON string of styles.
*
* @return array|false|string
*/
public static function get_form_styles( $style_settings ) {
$global_styles = self::validate_form_styles( apply_filters( 'gform_default_styles', false ) );
$form_styles = '';
if ( $style_settings === false ) {
// if $style_settings is false, ignore the gform_default_styles filter.
return false;
} else if ( ! empty( $style_settings ) ) {
// if we have style settings, merge them with the gform_default_styles filter.
if ( ! is_array( $style_settings ) ) {
$style_settings = json_decode( $style_settings, true );
}
if ( $global_styles !== null ) {
$style_settings = array_merge( is_array( $global_styles ) ? $global_styles : array(), is_array( $style_settings ) ? $style_settings : array() );
}
$form_styles = $style_settings;
} else if ( ! empty( $global_styles ) ) {
// if we don't have style settings, just use the filter.
$form_styles = $global_styles;
}
return $form_styles;
}
/**
* Get the spacer to add to the end of the row, if needed
*
* @since 2.8.2
*
* @param array $form The current form object.
* @param array $field The current field object.
*
* @return string
*/
public static function get_row_spacer( $field, $form ) {
$spacer = '';
if ( $field->layoutSpacerGridColumnSpan && ! GFCommon::is_legacy_markup_enabled( $form ) ) {
// check if this row needs a spacer
$span = intval( $field->layoutGridColumnSpan );
foreach ( $form['fields'] as $field2 ) {
if ( $field2->layoutGroupId == $field->layoutGroupId ) {
$span += intval( $field2->layoutGridColumnSpan );
}
}
if ( $span < 12 ) {
$spacer = sprintf( '<div data-fieldId="%s" class="spacer gfield" style="grid-column: span %d;" data-groupId="%s"></div>', $field->id, $field->layoutSpacerGridColumnSpan, $field->layoutGroupId );
}
}
return $spacer;
}
}
