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<?php |
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class GravityView_Ajax { |
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function __construct() { |
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//get field options |
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add_action( 'wp_ajax_gv_field_options', array( $this, 'get_field_options' ) ); |
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// get available fields |
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add_action( 'wp_ajax_gv_available_fields', array( $this, 'get_available_fields_html' ) ); |
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// get active areas |
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add_action( 'wp_ajax_gv_get_active_areas', array( $this, 'get_active_areas' ) ); |
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// get preset fields |
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add_action( 'wp_ajax_gv_get_preset_fields', array( $this, 'get_preset_fields_config' ) ); |
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// get preset fields |
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add_action( 'wp_ajax_gv_set_preset_form', array( $this, 'create_preset_form' ) ); |
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add_action( 'wp_ajax_gv_sortable_fields_form', array( $this, 'get_sortable_fields' ) ); |
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} |
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/** |
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* Handle exiting the script (for unit testing) |
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* |
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* @since 1.15 |
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* @param bool|false $mixed |
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* |
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* @return bool |
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*/ |
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private function _exit( $mixed = NULL ) { |
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/** |
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* Don't exit if we're running test suite. |
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* @since 1.15 |
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*/ |
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if( defined( 'DOING_GRAVITYVIEW_TESTS' ) && DOING_GRAVITYVIEW_TESTS ) { |
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return $mixed; |
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} |
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exit( $mixed ); |
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} |
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/** -------- AJAX ---------- */ |
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/** |
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* Verify the nonce. Exit if not verified. |
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* @return void |
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*/ |
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function check_ajax_nonce() { |
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if ( ! isset( $_POST['nonce'] ) || ! wp_verify_nonce( $_POST['nonce'], 'gravityview_ajaxviews' ) ) { |
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$this->_exit( false ); |
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} |
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} |
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/** |
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* AJAX action to get HTML markup for form(s) or template fields |
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* AJAX callback |
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* |
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* @access public |
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* @return array|void Terminate request, exit with JSON response or return HTML markup |
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*/ |
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function get_available_fields_html() { |
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$this->check_ajax_nonce(); |
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$context = rgpost( 'context' ); |
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// Return markup for a single or multiple contexts |
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if( $context ) { |
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$data = array( |
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esc_attr( $context ) => '' |
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); |
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} else { |
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$data = array( |
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'directory' => '', |
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'edit' => '', |
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'single' => '' |
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); |
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} |
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if ( is_array( rgpost( 'form_preset_ids' ) ) ) { |
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$form_ids = rgpost( 'form_preset_ids' ); |
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} else { |
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$this->_exit( false ); |
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return; // If inside unit tests, which don't exit, don't continue. |
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} |
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foreach ( $data as $context => $markup ) { |
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ob_start(); |
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do_action( 'gravityview_render_field_pickers', $context, $form_ids ); |
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$data[ $context ] = trim( ob_get_clean() ); |
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} |
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if ( defined( 'DOING_GRAVITYVIEW_TESTS' ) && DOING_GRAVITYVIEW_TESTS ) { |
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return $data; |
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} |
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wp_send_json_success( $data ); |
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} |
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/** |
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* Returns template active areas given a template ID |
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* AJAX callback |
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* |
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* @access public |
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* @return void |
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*/ |
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function get_active_areas() { |
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$this->check_ajax_nonce(); |
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if( empty( $_POST['template_id'] ) ) { |
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$this->_exit( false ); |
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} |
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ob_start(); |
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do_action( 'gravityview_render_directory_active_areas', $_POST['template_id'], 'directory', '', true ); |
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$response['directory'] = ob_get_clean(); |
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ob_start(); |
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do_action( 'gravityview_render_directory_active_areas', $_POST['template_id'], 'single', '', true ); |
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$response['single'] = ob_get_clean(); |
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$response = array_map( 'gravityview_strip_whitespace', $response ); |
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$this->_exit( json_encode( $response ) ); |
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} |
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/** |
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* Fill in active areas with preset configuration according to the template selected |
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* @return void |
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*/ |
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function get_preset_fields_config() { |
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$this->check_ajax_nonce(); |
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if( empty( $_POST['template_id'] ) ) { |
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$this->_exit( false ); |
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} |
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// get the fields xml config file for this specific preset |
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$preset_fields_path = apply_filters( 'gravityview_template_fieldsxml', array(), $_POST['template_id'] ); |
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// import fields |
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if( !empty( $preset_fields_path ) ) { |
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$presets = $this->import_fields( $preset_fields_path ); |
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} else { |
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$presets = array( 'widgets' => array(), 'fields' => array() ); |
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} |
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$template_id = esc_attr( $_POST['template_id'] ); |
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// template areas |
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$template_areas_directory = apply_filters( 'gravityview_template_active_areas', array(), $template_id, 'directory' ); |
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$template_areas_single = apply_filters( 'gravityview_template_active_areas', array(), $template_id, 'single' ); |
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// widget areas |
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$default_widget_areas = \GV\Widget::get_default_widget_areas(); |
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ob_start(); |
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do_action('gravityview_render_active_areas', $template_id, 'widget', 'header', $default_widget_areas, $presets['widgets'] ); |
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$response['header'] = ob_get_clean(); |
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ob_start(); |
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do_action('gravityview_render_active_areas', $template_id, 'widget', 'footer', $default_widget_areas, $presets['widgets'] ); |
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$response['footer'] = ob_get_clean(); |
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ob_start(); |
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do_action('gravityview_render_active_areas', $template_id, 'field', 'directory', $template_areas_directory, $presets['fields'] ); |
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$response['directory'] = ob_get_clean(); |
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ob_start(); |
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do_action('gravityview_render_active_areas', $template_id, 'field', 'single', $template_areas_single, $presets['fields'] ); |
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$response['single'] = ob_get_clean(); |
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$response = array_map( 'gravityview_strip_whitespace', $response ); |
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gravityview()->log->debug( '[get_preset_fields_config] AJAX Response', array( 'data' => $response ) ); |
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$this->_exit( json_encode( $response ) ); |
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} |
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/** |
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* Create the preset form requested before the View save |
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* |
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* @return void |
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*/ |
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function create_preset_form() { |
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$this->check_ajax_nonce(); |
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if( empty( $_POST['template_id'] ) ) { |
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gravityview()->log->error( 'Cannot create preset form; the template_id is empty.' ); |
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$this->_exit( false ); |
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} |
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// get the xml for this specific template_id |
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$preset_form_xml_path = apply_filters( 'gravityview_template_formxml', '', $_POST['template_id'] ); |
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// import form |
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$form = $this->import_form( $preset_form_xml_path ); |
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// get the form ID |
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if( false === $form ) { |
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// send error to user |
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gravityview()->log->error( 'Error importing form for template id: {template_id}', array( 'template_id' => (int) $_POST['template_id'] ) ); |
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$this->_exit( false ); |
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} |
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$this->_exit( '<option value="'.esc_attr( $form['id'] ).'" selected="selected">'.esc_html( $form['title'] ).'</option>' ); |
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} |
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/** |
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* Import Gravity Form XML or JSON |
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* |
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* @param string $xml_or_json_path Path to form XML or JSON file |
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* @return int|bool Imported form ID or false |
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*/ |
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function import_form( $xml_or_json_path = '' ) { |
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gravityview()->log->debug( '[import_form] Import Preset Form. (File) {path}', array( 'path' => $xml_or_json_path ) ); |
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if( empty( $xml_or_json_path ) || !class_exists('GFExport') || !file_exists( $xml_or_json_path ) ) { |
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gravityview()->log->error( 'Class GFExport or file not found. file: {path}', array( 'path' => $xml_or_json_path ) ); |
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return false; |
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} |
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// import form |
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$forms = ''; |
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$count = GFExport::import_file( $xml_or_json_path, $forms ); |
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gravityview()->log->debug( '[import_form] Importing form (Result) {count}', array( 'count' => $count ) ); |
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gravityview()->log->debug( '[import_form] Importing form (Form) ', array( 'data' => $forms ) ); |
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if( $count != 1 || empty( $forms[0]['id'] ) ) { |
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gravityview()->log->error( 'Form Import Failed!' ); |
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return false; |
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} |
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// import success - return form id |
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return $forms[0]; |
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} |
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/** |
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* Returns field options - called by ajax when dropping fields into active areas |
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* AJAX callback |
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* |
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* @access public |
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* @return void |
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*/ |
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function get_field_options() { |
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$this->check_ajax_nonce(); |
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if( empty( $_POST['template'] ) || empty( $_POST['area'] ) || empty( $_POST['field_id'] ) || empty( $_POST['field_type'] ) ) { |
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gravityview()->log->error( 'Required fields were not set in the $_POST request. ' ); |
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$this->_exit( false ); |
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} |
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// Fix apostrophes added by JSON response |
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$_post = array_map( 'stripslashes_deep', $_POST ); |
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// Sanitize |
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$_post = array_map( 'esc_attr', $_post ); |
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// The GF type of field: `product`, `name`, `creditcard`, `id`, `text` |
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$input_type = isset($_post['input_type']) ? esc_attr( $_post['input_type'] ) : NULL; |
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$context = isset($_post['context']) ? esc_attr( $_post['context'] ) : NULL; |
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$form_id = empty( $_post['form_id'] ) ? null : $_post['form_id']; |
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$response = GravityView_Render_Settings::render_field_options( $form_id, $_post['field_type'], $_post['template'], $_post['field_id'], $_post['field_label'], $_post['area'], $input_type, '', '', $context ); |
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$response = gravityview_strip_whitespace( $response ); |
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$this->_exit( $response ); |
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} |
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/** |
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* Given a View id, calculates the assigned form, and returns the form fields (only the sortable ones ) |
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* AJAX callback |
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* |
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* |
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* @access public |
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* @return void |
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*/ |
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function get_sortable_fields() { |
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$this->check_ajax_nonce(); |
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$form = ''; |
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// if form id is set, use it, else, get form from preset |
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if( !empty( $_POST['form_id'] ) ) { |
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$form = (int) $_POST['form_id']; |
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} |
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// get form from preset |
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elseif( !empty( $_POST['template_id'] ) ) { |
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$form = GravityView_Ajax::pre_get_form_fields( $_POST['template_id'] ); |
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} |
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$response = gravityview_get_sortable_fields( $form ); |
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$response = gravityview_strip_whitespace( $response ); |
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$this->_exit( $response ); |
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} |
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/** |
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* Get the the form fields for a preset (no form created yet) |
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* @param string $template_id Preset template |
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* |
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*/ |
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static function pre_get_form_fields( $template_id = '') { |
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if( empty( $template_id ) ) { |
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gravityview()->log->error( 'Template ID not set.' ); |
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return false; |
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} else { |
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$form_file = apply_filters( 'gravityview_template_formxml', '', $template_id ); |
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if( !file_exists( $form_file ) ) { |
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gravityview()->log->error( 'Importing Form Fields for preset [{template_id}]. File not found. file: {path}', array( 'template_id' => $template_id, 'path' => $form_file ) ); |
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return false; |
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} |
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} |
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// Load xml parser (from GravityForms) |
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if( class_exists( 'GFCommon' ) ) { |
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$xml_parser = GFCommon::get_base_path() . '/xml.php'; |
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} else { |
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$xml_parser = trailingslashit( WP_PLUGIN_DIR ) . 'gravityforms/xml.php'; |
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} |
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if( file_exists( $xml_parser ) ) { |
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require_once( $xml_parser ); |
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} else { |
344
|
|
|
gravityview()->log->debug( ' - Gravity Forms XML Parser not found {path}.', array( 'path' => $xml_parser ) ); |
345
|
|
|
return false; |
346
|
|
|
} |
347
|
|
|
|
348
|
|
|
// load file |
349
|
1 |
|
$xmlstr = file_get_contents( $form_file ); |
350
|
|
|
|
351
|
|
|
$options = array( |
352
|
1 |
|
"page" => array("unserialize_as_array" => true), |
353
|
|
|
"form"=> array("unserialize_as_array" => true), |
354
|
|
|
"field"=> array("unserialize_as_array" => true), |
355
|
|
|
"rule"=> array("unserialize_as_array" => true), |
356
|
|
|
"choice"=> array("unserialize_as_array" => true), |
357
|
|
|
"input"=> array("unserialize_as_array" => true), |
358
|
|
|
"routing_item"=> array("unserialize_as_array" => true), |
359
|
|
|
"creditCard"=> array("unserialize_as_array" => true), |
360
|
|
|
"routin"=> array("unserialize_as_array" => true), |
361
|
|
|
"confirmation" => array("unserialize_as_array" => true), |
362
|
|
|
"notification" => array("unserialize_as_array" => true) |
363
|
|
|
); |
364
|
|
|
|
365
|
1 |
|
$xml = new RGXML($options); |
366
|
1 |
|
$forms = $xml->unserialize($xmlstr); |
367
|
|
|
|
368
|
1 |
|
if( !$forms ) { |
369
|
|
|
gravityview()->log->error( 'Importing Form Fields for preset [{template_id}]. Error importing file. (File) {path}', array( 'template_id' => $template_id, 'path' => $form_file ) ); |
370
|
|
|
return false; |
371
|
|
|
} |
372
|
|
|
|
373
|
1 |
|
if( !empty( $forms[0] ) && is_array( $forms[0] ) ) { |
374
|
1 |
|
$form = $forms[0]; |
375
|
|
|
} |
376
|
|
|
|
377
|
1 |
|
if( empty( $form ) ) { |
378
|
|
|
gravityview()->log->error( '$form not set.', array( 'data' => $forms ) ); |
379
|
|
|
return false; |
380
|
|
|
} |
381
|
|
|
|
382
|
1 |
|
gravityview()->log->debug( '[pre_get_available_fields] Importing Form Fields for preset [{template_id}]. (Form)', array( 'template_id' => $template_id, 'data' => $form ) ); |
383
|
|
|
|
384
|
1 |
|
return $form; |
385
|
|
|
|
386
|
|
|
} |
387
|
|
|
|
388
|
|
|
|
389
|
|
|
/** |
390
|
|
|
* Import fields configuration from an exported WordPress View preset |
391
|
|
|
* @param string $file path to file |
392
|
|
|
* @return array Fields config array (unserialized) |
393
|
|
|
*/ |
394
|
|
|
function import_fields( $file ) { |
|
|
|
|
395
|
|
|
|
396
|
|
|
if( empty( $file ) || !file_exists( $file ) ) { |
397
|
|
|
gravityview()->log->error( 'Importing Preset Fields. File not found. (File) {path}', array( 'path' => $file ) ); |
398
|
|
|
return false; |
399
|
|
|
} |
400
|
|
|
|
401
|
|
|
if( !class_exists('WXR_Parser') ) { |
402
|
|
|
include_once GRAVITYVIEW_DIR . 'includes/lib/xml-parsers/parsers.php'; |
403
|
|
|
} |
404
|
|
|
|
405
|
|
|
$parser = new WXR_Parser(); |
406
|
|
|
$presets = $parser->parse( $file ); |
407
|
|
|
|
408
|
|
|
if(is_wp_error( $presets )) { |
409
|
|
|
gravityview()->log->error( 'Importing Preset Fields failed. Threw WP_Error.', array( 'data' => $presets ) ); |
410
|
|
|
return false; |
411
|
|
|
} |
412
|
|
|
|
413
|
|
|
if( empty( $presets['posts'][0]['postmeta'] ) && !is_array( $presets['posts'][0]['postmeta'] ) ) { |
414
|
|
|
gravityview()->log->error( 'Importing Preset Fields failed. Meta not found in file. {path}', array( 'path' => $file ) ); |
415
|
|
|
return false; |
416
|
|
|
} |
417
|
|
|
|
418
|
|
|
gravityview()->log->debug( '[import_fields] postmeta', array( 'data' => $presets['posts'][0]['postmeta'] ) ); |
419
|
|
|
|
420
|
|
|
$fields = $widgets = array(); |
421
|
|
|
foreach( $presets['posts'][0]['postmeta'] as $meta ) { |
422
|
|
|
switch ($meta['key']) { |
423
|
|
|
case '_gravityview_directory_fields': |
424
|
|
|
$fields = maybe_unserialize( $meta['value'] ); |
425
|
|
|
break; |
426
|
|
|
case '_gravityview_directory_widgets': |
427
|
|
|
$widgets = maybe_unserialize( $meta['value'] ); |
428
|
|
|
break; |
429
|
|
|
} |
430
|
|
|
} |
431
|
|
|
|
432
|
|
|
gravityview()->log->debug( '[import_fields] Imported Preset (Fields)', array( 'data' => $fields ) ); |
433
|
|
|
gravityview()->log->debug( '[import_fields] Imported Preset (Widgets)', array( 'data' => $widgets ) ); |
434
|
|
|
|
435
|
|
|
return array( |
436
|
|
|
'fields' => $fields, |
437
|
|
|
'widgets' => $widgets |
438
|
|
|
); |
439
|
|
|
} |
440
|
|
|
} |
441
|
|
|
|
442
|
|
|
new GravityView_Ajax; |
443
|
|
|
|
Adding explicit visibility (
private
,protected
, orpublic
) is generally recommend to communicate to other developers how, and from where this method is intended to be used.