= $page_number ) ) {
$is_valid = self::validate( $form, $field_values, $page_number, $failed_validation_page );
}
$log_is_valid = $is_valid ? 'Yes' : 'No';
GFCommon::log_debug( "GFFormDisplay::process_form(): After validation. Is submission valid? {$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 honeypot field if configured
if ( rgar( $form, 'enableHoneypot' ) ) {
$form['fields'][] = self::get_honeypot_field( $form );
}
$failed_honeypot = rgar( $form, 'enableHoneypot' ) && ! self::validate_honeypot( $form );
if ( $failed_honeypot ) {
GFCommon::log_debug( 'GFFormDisplay::process_form(): Failed Honeypot validation. Displaying confirmation and aborting.' );
//display confirmation but doesn't process the form when honeypot fails
$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.' );
$form = self::update_confirmation( $form );
//pre submission action
/**
* Fires before form submission is handled
*
* Typically used to modify values before the submission is processed.
*
* @param array $form The Form object
*/
gf_do_action( array( 'gform_pre_submission', $form['id'] ), $form );
//pre submission filter
$form = gf_apply_filters( array( 'gform_pre_submission_filter', $form_id ), $form );
//handle submission
$confirmation = self::handle_submission( $form, $lead, $ajax );
//after submission hook
if ( has_filter( 'gform_after_submission' ) || has_filter( "gform_after_submission_{$form['id']}" ) ) {
GFCommon::log_debug( __METHOD__ . '(): Executing functions hooked to gform_after_submission.' );
}
/**
* Fires after successful form submission
*
* Used to perform additional actions after submission
*
* @param array $lead The Entry object
* @param array $form The Form object
*/
gf_do_action( array( 'gform_after_submission', $form['id'] ), $lead, $form );
} 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"]}" );
/**
* Fires after submission, if the confirmation page includes a redirect
*
* Used to perform additional actions after submission
*
* @param array $lead The Entry object
* @param array $form The Form object
*/
gf_do_action( array( 'gform_post_submission', $form['id'] ), $lead, $form );
exit;
}
}
if ( ! isset( self::$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 );
/**
* 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( array( 'gform_post_process', $form['id'] ), $form, $page_number, $source_page_number );
}
/**
* 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. */
$review_page = array(
'content' => '',
'cssClass' => '',
'is_enabled' => false,
'nextButton' => array(
'type' => 'text',
'text' => __( 'Review Form', 'gravityforms' ),
'imageUrl' => '',
'imageAlt' => '',
),
'previousButton' => array(
'type' => 'text',
'text' => __( 'Previous', 'gravityforms' ),
'imageUrl' => '',
'imageAlt' => '',
),
);
if ( has_filter( 'gform_review_page' ) || has_filter( "gform_review_page_{$form['id']}" ) ) {
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();
/**
* A filter for setting up the review page
*
* @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( array( 'gform_review_page', $form['id'] ), $review_page, $form, $partial_entry );
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/';
wp_mkdir_p( $target_path );
GFCommon::recursive_add_index_file( $form_upload_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 ( GFCommon::is_product_field( $field->type ) || $field->type == 'donation' || $field->type === 'consent' ) {
$value = RGFormsModel::get_field_value( $field, $field_values, false );
$value = $field->get_value_default_if_empty( $value );
switch ( $field->inputType ) {
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;
$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( 'next Sunday' ) ),
);
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;
}
}
public static function get_form( $form_id, $display_title = true, $display_description = true, $force_display = false, $field_values = null, $ajax = false, $tabindex = 0 ) {
/**
* 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 );
}
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 );
}
}
$form = GFAPI::get_form( $form_id );
if ( ! $form ) {
return self::get_form_not_found_html( $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 ) {
$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 ( rgar( $form, 'enableHoneypot' ) ) {
$form['fields'][] = self::get_honeypot_field( $form );
}
//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 );
}
$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 ( rgar( $form, 'requireLogin' ) ) {
if ( ! is_user_logged_in() ) {
return empty( $form['requireLoginMessage'] ) ? '' . esc_html__( 'Sorry. You must be logged in to view this form.', 'gravityforms' ) . '
' : '' . GFCommon::gform_do_shortcode( $form['requireLoginMessage'] ) . '
';
}
}
}
// 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 ) ? "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 );
// 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 );
}
$form_string .= "
';
if ( $ajax && $is_postback ) {
global $wp_scripts;
$form_string = self::get_ajax_postback_html( $form_string );
}
if ( $ajax && ! $is_postback ) {
$spinner_url = gf_apply_filters( array( 'gform_ajax_spinner_url', $form_id ), GFCommon::get_base_url() . '/images/spinner.gif', $form );
$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 = '';
}
$form_string .= "
';
}
$is_first_load = ! $is_postback;
if ( ( ! $ajax || $is_first_load ) ) {
self::register_form_init_scripts( $form, $field_values, $ajax );
if ( apply_filters( 'gform_init_scripts_footer', false ) ) {
$callback = array( new GF_Late_Static_Binding( array( 'form_id' => $form['id'] ) ), 'GFFormDisplay_footer_init_scripts' );
add_action( 'wp_footer', $callback, 20 );
add_action( 'gform_preview_footer', $callback );
} else {
$form_string .= self::get_form_init_scripts( $form );
$form_string .= "';
}
}
return gf_apply_filters( array( 'gform_get_form_filter', $form_id ), $form_string, $form );
} 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' );
$start_at_zero = apply_filters( 'gform_progressbar_start_at_zero', $start_at_zero, $form );
//show progress bar on confirmation
if ( $start_at_zero && $has_pages && ! $is_admin && ( $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;
}
}
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 );
$form_string .= "';
/**
* 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 = '' ) {
$tabindex = GFCommon::get_tabindex();
$input_type = 'submit';
$do_submit = "jQuery(\"#gform_{$form_id}\").trigger(\"submit\",[true]);";
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
if ( GFFormsModel::is_html5_enabled() ) {
$set_submitting = "if( !jQuery(\"#gform_{$form_id}\")[0].checkValidity || jQuery(\"#gform_{$form_id}\")[0].checkValidity()){window[\"gf_submitting_{$form_id}\"]=true;}";
} else {
$set_submitting = "window[\"gf_submitting_{$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' ) {
$button_input = "{$button_text} ";
} else {
$class .= ' button';
$button_input = "";
$button_input = self::get_form_button( $form['id'], "gform_submit_button_{$form['id']}", $form['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', 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;
if ( $ajax ) {
$footer .= "
";
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;
}
/**
* Creates the honeypot field object for the given form.
*
* @since unknown
*
* @param array $form The form the honeypot field is to be created for.
*
* @return GF_Field
*/
private static function get_honeypot_field( $form ) {
$max_id = self::get_max_field_id( $form );
$labels = self::get_honeypot_labels();
$properties = array(
'type' => 'honeypot',
'label' => $labels[ rand( 0, 3 ) ],
'id' => $max_id + 1,
'cssClass' => 'gform_validation_container',
'description' => __( 'This field is for validation purposes and should be left unchanged.', 'gravityforms' ),
'formId' => absint( $form['id'] ),
);
return GF_Fields::create( $properties );
}
/**
* 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;
}
private static function get_honeypot_labels() {
$honeypot_labels = array( 'Name', 'Email', 'Phone', 'Comments' );
/**
* Allow the honeypot field labels to be overridden.
*
* @since 2.0.7.16
*
* @param array $honeypot_labels The honeypot field labels.
*/
return apply_filters( 'gform_honeypot_labels_pre_render', $honeypot_labels );
}
/**
* 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 );
}
private static function validate_honeypot( $form ) {
$honeypot_id = self::get_max_field_id( $form );
return rgempty( "input_{$honeypot_id}" );
}
public static function handle_submission( $form, &$lead, $ajax = false ){
$lead_id = gf_apply_filters( array( 'gform_entry_id_pre_save_lead', $form['id'] ), null, $form );
if ( ! empty( $lead_id ) ) {
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';
}
// Passwords are not saved to the database but should be available during the submission process.
$lead = GF_Field_Password::hydrate_passwords( $lead );
/**
* Fired after an entry is created
*
* @param array $lead The Entry object
* @param array $form The Form object
*/
do_action( 'gform_entry_created', $lead, $form );
$lead = gf_apply_filters( array( 'gform_entry_post_save', $form['id'] ), $lead, $form );
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();
}
/**
* 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 );
/**
* 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 );
//display confirmation message or redirect to confirmation page
return self::handle_confirmation( $form, $lead, $ajax );
}
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 );
}
}
}
}
/**
* Handles the actions that occur when a confirmation occurs.
*
* @since 2.1.1.11 Refactored to use GFFormDisplay::get_confirmation_message()
*
* @param array $form The Form Object.
* @param array $lead 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 array The Confirmation Object.
*/
public static function handle_confirmation( $form, $lead, $ajax = false, $aux_data = array() ) {
GFCommon::log_debug( 'GFFormDisplay::handle_confirmation(): Sending confirmation.' );
// Run the function to populate the legacy confirmation format to be safe.
$form = self::update_confirmation( $form, $lead );
$form_id = absint( $form['id'] );
$suppress_redirect = false;
if ( $form['confirmation']['type'] == 'message' ) {
$confirmation = self::get_confirmation_message( $form['confirmation'], $form, $lead, $aux_data );
} else {
if ( ! empty( $form['confirmation']['pageId'] ) ) {
$url = get_permalink( $form['confirmation']['pageId'] );
} else {
$url = GFCommon::replace_variables( trim( $form['confirmation']['url'] ), $form, $lead, false, false, true, 'text' );
}
$url_info = parse_url( $url );
$query_string = rgar( $url_info, 'query' );
$dynamic_query = GFCommon::replace_variables( trim( $form['confirmation']['queryString'] ), $form, $lead, 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}";
}
/**
* 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', $suppress_redirect );
if ( ( headers_sent() || $ajax ) && ! $suppress_redirect ) {
// Perform client side redirect for AJAX forms, of if headers have already been sent.
$confirmation = self::get_js_redirect_confirmation( $url, $ajax );
} else {
$confirmation = array( 'redirect' => $url );
}
}
if ( has_filter( 'gform_confirmation' ) || has_filter( "gform_confirmation_{$form['id']}" ) ) {
GFCommon::log_debug( __METHOD__ . '(): Executing functions hooked to gform_confirmation.' );
}
$confirmation = gf_apply_filters( array( 'gform_confirmation', $form['id'] ), $confirmation, $form, $lead, $ajax );
if ( ! is_array( $confirmation ) ) {
$confirmation = GFCommon::gform_do_shortcode( $confirmation ); //enabling shortcodes
} elseif ( ( headers_sent() || $ajax ) && ! $suppress_redirect ) {
//Perform client side redirect for AJAX forms, of if headers have already been sent
$confirmation = self::get_js_redirect_confirmation( $confirmation['redirect'], $ajax ); //redirecting via client side
}
GFCommon::log_debug( 'GFFormDisplay::handle_confirmation(): Confirmation => ' . print_r( $confirmation, true ) );
return $confirmation;
}
/**
* 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}';
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