class-edit-entry-render.php

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<?php
/**
 * GravityView Edit Entry - render frontend
 *
 * @package GravityView
 * @license GPL2+
 * @author GravityView <[email protected]>
 * @link http://gravityview.co
 * @copyright Copyright 2014, Katz Web Services, Inc.
 */

if ( ! defined( 'WPINC' ) ) {
 die;
}

class GravityView_Edit_Entry_Render {

 /**
 * @var GravityView_Edit_Entry
 */
 protected $loader;

 /**
 * @var string $nonce_key String used to generate unique nonce for the entry/form/view combination. Allows access to edit page.
 */
 static $nonce_key;

 /**
 * @since 1.9
 * @var string $nonce_field String used for check valid edit entry form submission. Allows saving edit form values.
 */
 private static $nonce_field = 'is_gv_edit_entry';

 /**
 * @since 1.9
 * @var bool Whether to allow save and continue functionality
 */
 private static $supports_save_and_continue = false;

 /**
 * Gravity Forms entry array
 *
 * @var array
 */
 public $entry;

 /**
 * The View.
 *
 * @var \GV\View.
 * @since develop
 */
 public $view;

 /**
 * Gravity Forms entry array (it won't get changed during this class lifecycle)
 * @since 1.17.2
 * @var array
 */
 private static $original_entry = array();

 /**
 * Gravity Forms form array (GravityView modifies the content through this class lifecycle)
 *
 * @var array
 */
 public $form;

 /**
 * Gravity Forms form array (it won't get changed during this class lifecycle)
 * @since 1.16.2.1
 * @var array
 */
 private static $original_form;

 /**
 * Gravity Forms form array after the form validation process
 * @since 1.13
 * @var array
 */
 public $form_after_validation = null;

 /**
 * Hold an array of GF field objects that have calculation rules
 * @var array
 */
 public $fields_with_calculation = array();

 /**
 * Gravity Forms form id
 *
 * @var int
 */
 public $form_id;

 /**
 * ID of the current view
 *
 * @var int
 */
 public $view_id;

 /**
 * ID of the current post. May also be ID of the current View.
 *
 * @since 2.0.13
 *
 * @var int
 */
 public $post_id;

 /**
 * Updated entry is valid (GF Validation object)
 *
 * @var array
 */
 public $is_valid = NULL;

 /**
 * Internal page button states.
 *
 * @var bool
 *
 * @since develop
 */
 public $show_previous_button;
 public $show_next_button;
 public $show_update_button;
 public $is_paged_submitted;

 function __construct( GravityView_Edit_Entry $loader ) {
 $this->loader = $loader;
 }

 function load() {

 /** @define "GRAVITYVIEW_DIR" "../../../" */
 include_once( GRAVITYVIEW_DIR .'includes/class-admin-approve-entries.php' );

 // Don't display an embedded form when editing an entry
 add_action( 'wp_head', array( $this, 'prevent_render_form' ) );
 add_action( 'wp_footer', array( $this, 'prevent_render_form' ) );

 // Stop Gravity Forms processing what is ours!
 add_action( 'wp', array( $this, 'prevent_maybe_process_form' ), 8 );
 add_action( 'admin_init', array( $this, 'prevent_maybe_process_form' ), 8 );

 add_filter( 'gravityview_is_edit_entry', array( $this, 'is_edit_entry') );

 add_action( 'gravityview_edit_entry', array( $this, 'init' ), 10, 4 );

 // Disable conditional logic if needed (since 1.9)
 add_filter( 'gform_has_conditional_logic', array( $this, 'manage_conditional_logic' ), 10, 2 );

 // Make sure GF doesn't validate max files (since 1.9)
 add_filter( 'gform_plupload_settings', array( $this, 'modify_fileupload_settings' ), 10, 3 );

 // Add fields expected by GFFormDisplay::validate()
 add_filter( 'gform_pre_validation', array( $this, 'gform_pre_validation') );

 // Fix multiselect value for GF 2.2
 add_filter( 'gravityview/edit_entry/field_value_multiselect', array( $this, 'fix_multiselect_value_serialization' ), 10, 3 );
 }

 /**
 * Don't show any forms embedded on a page when GravityView is in Edit Entry mode
 *
 * Adds a `__return_empty_string` filter on the Gravity Forms shortcode on the `wp_head` action
 * And then removes it on the `wp_footer` action
 *
 * @since 1.16.1
 *
 * @return void
 */
 public function prevent_render_form() {
 if( $this->is_edit_entry() ) {
 if( 'wp_head' === current_filter() ) {
 add_filter( 'gform_shortcode_form', '__return_empty_string' );
 } else {
 remove_filter( 'gform_shortcode_form', '__return_empty_string' );
 }
 }
 }

 /**
 * Because we're mimicking being a front-end Gravity Forms form while using a Gravity Forms
 * backend form, we need to prevent them from saving twice.
 * @return void
 */
 public function prevent_maybe_process_form() {

 if( ! $this->is_edit_entry_submission() ) {
 return;
 }

 gravityview()->log->debug( 'GravityView_Edit_Entry[prevent_maybe_process_form] Removing GFForms::maybe_process_form() action.' );

 remove_action( 'wp', array( 'RGForms', 'maybe_process_form'), 9 );
 remove_action( 'wp', array( 'GFForms', 'maybe_process_form'), 9 );

 remove_action( 'admin_init', array( 'GFForms', 'maybe_process_form'), 9 );
 remove_action( 'admin_init', array( 'RGForms', 'maybe_process_form'), 9 );
 }

 /**
 * Is the current page an Edit Entry page?
 * @return boolean
 */
 public function is_edit_entry() {

 $is_edit_entry =
 ( GravityView_frontend::is_single_entry() || gravityview()->request->is_entry() )
 && ( ! empty( $_GET['edit'] ) );

 return ( $is_edit_entry || $this->is_edit_entry_submission() );
 }

 /**
 * Is the current page an Edit Entry page?
 * @since 1.9
 * @return boolean
 */
 public function is_edit_entry_submission() {
 return !empty( $_POST[ self::$nonce_field ] );
 }

 /**
 * When Edit entry view is requested, set up key class variables
 *
 * @since 2.14.6 Added $view and $entry params
 *
 * @param \GV\View $view The View.
 * @param \GV\Entry $entry The Entry.
 *
 * @return void
 */
 private function setup_vars( $view, $entry ) {
 global $post;

 if ( $entry ) {
 self::$original_entry = $entry->as_entry();
 $this->entry = $entry->as_entry();
 } else {
 $gravityview_view = GravityView_View::getInstance();
 $entries = $gravityview_view->getEntries();
 self::$original_entry = $entries[0];
 $this->entry = $entries[0];
 }

 self::$original_form = GFAPI::get_form( $this->entry['form_id'] );
 $this->form = self::$original_form;

 $this->form_id = $this->entry['form_id'];

 $this->view_id = $view ? $view->ID : $gravityview_view->getViewId();

 $this->view = $view;

 $this->post_id = \GV\Utils::get( $post, 'ID', null );

 self::$nonce_key = GravityView_Edit_Entry::get_nonce_key( $this->view_id, $this->form_id, $this->entry['id'] );
 }

 /**
 * Load required files and trigger edit flow
 *
 * Run when the is_edit_entry returns true.
 *
 * @param \GravityView_View_Data $gv_data GravityView Data object
 * @param \GV\Entry $entry The Entry.
 * @param \GV\View $view The View.
 * @param \GV\Request $request The Request.
 *
 * @since develop Added $entry, $view, $request adhocs.
 *
 * @return void
 */
 public function init( $gv_data = null, $entry = null, $view = null, $request = null ) {

 require_once( GFCommon::get_base_path() . '/form_display.php' );
 require_once( GFCommon::get_base_path() . '/entry_detail.php' );

 $this->setup_vars( $view, $entry );

 if ( ! $gv_data ) {
 $gv_data = GravityView_View_Data::getInstance();
 }

 if ( $view && ! $gv_data->views->count() ) {
 $gv_data->views->add( $view );
 }

 // Multiple Views embedded, don't proceed if nonce fails
 if ( $gv_data->has_multiple_views() && ! $this->verify_nonce() ) {
 gravityview()->log->error( 'Nonce validation failed for the Edit Entry request; returning' );
 return;
 }

 // Sorry, you're not allowed here.
 if ( false === $this->user_can_edit_entry( true ) ) {
 gravityview()->log->error( 'User is not allowed to edit this entry; returning', array( 'data' => $this->entry ) );
 return;
 }

 $this->print_scripts();

 $this->process_save( $gv_data );

 $this->edit_entry_form();

 }


 /**
 * Force Gravity Forms to output scripts as if it were in the admin
 * @return void
 */
 private function print_scripts() {
 $gravityview_view = GravityView_View::getInstance();

 wp_register_script( 'gform_gravityforms', GFCommon::get_base_url().'/js/gravityforms.js', array( 'jquery', 'gform_json', 'gform_placeholder', 'sack', 'plupload-all', 'gravityview-fe-view' ) );

 GFFormDisplay::enqueue_form_scripts( $this->form ? $this->form : $gravityview_view->getForm(), false );

 wp_localize_script( 'gravityview-fe-view', 'gvGlobals', array( 'cookiepath' => COOKIEPATH ) );

 wp_enqueue_script( 'sack'); // Sack is required for images.
 wp_enqueue_script( 'gform_gravityforms');
 wp_enqueue_script( 'gravityview-fe-view');

 // File download/delete icons
 wp_enqueue_style( 'gform_admin_icons' );
 }


 /**
 * Process edit entry form save
 *
 * @param GravityView_View_Data $gv_data The View data.
 */
 private function process_save( $gv_data ) {

 if ( empty( $_POST ) || ! isset( $_POST['lid'] ) ) {
 return;
 }

 // Make sure the entry, view, and form IDs are all correct
 $valid = $this->verify_nonce();

 if ( !$valid ) {
 gravityview()->log->error( 'Nonce validation failed.' );
 return;
 }

 if ( $this->entry['id'] !== $_POST['lid'] ) {
 gravityview()->log->error( 'Entry ID did not match posted entry ID.' );
 return;
 }

 gravityview()->log->debug( '$_POSTed data (sanitized): ', array( 'data' => esc_html( print_r( $_POST, true ) ) ) );

 $this->process_save_process_files( $this->form_id );

 $this->validate();

 if( $this->is_valid ) {

 gravityview()->log->debug( 'Submission is valid.' );

 /**
 * @hack This step is needed to unset the adminOnly from form fields, to add the calculation fields
 */
 $form = $this->form_prepare_for_save();

 /**
 * @hack to avoid the capability validation of the method save_lead for GF 1.9+
 */
 unset( $_GET['page'] );

 add_filter( 'gform_use_post_value_for_conditional_logic_save_entry', '__return_true' );

 /**
 * @action `gravityview/edit_entry/before_update` Perform an action before the entry has been updated using Edit Entry
 * @since 2.1
 * @param array $form Gravity Forms form array
 * @param string $entry_id Numeric ID of the entry that is being updated
 * @param GravityView_Edit_Entry_Render $this This object
 * @param GravityView_View_Data $gv_data The View data
 */
 do_action( 'gravityview/edit_entry/before_update', $form, $this->entry['id'], $this, $gv_data );

 GFFormsModel::save_lead( $form, $this->entry );

 // Delete the values for hidden inputs
 $this->unset_hidden_field_values();

 // Process calculation fields
 $this->update_calculation_fields();

 // Handle hidden approval fields (or their absense)
 $this->preset_approval_fields();

 // Perform actions normally performed after updating a lead
 $this->after_update();

 /**
 * Must be AFTER after_update()!
 * @see https://github.com/gravityview/GravityView/issues/764
 */
 $this->maybe_update_post_fields( $form );

 /**
 * @action `gravityview/edit_entry/after_update` Perform an action after the entry has been updated using Edit Entry
 * @since 2.1 Added $gv_data parameter
 * @param array $form Gravity Forms form array
 * @param string $entry_id Numeric ID of the entry that was updated
 * @param GravityView_Edit_Entry_Render $this This object
 * @param GravityView_View_Data $gv_data The View data
 */
 do_action( 'gravityview/edit_entry/after_update', $this->form, $this->entry['id'], $this, $gv_data );

 } else {
 gravityview()->log->error( 'Submission is NOT valid.', array( 'entry' => $this->entry ) );
 }

 } // process_save

 /**
 * Delete the value of fields hidden by conditional logic when the entry is edited
 *
 * @uses GFFormsModel::update_lead_field_value()
 *
 * @since 1.17.4
 *
 * @return void
 */
 private function unset_hidden_field_values() {
 global $wpdb;

 /**
 * @filter `gravityview/edit_entry/unset_hidden_field_values` Whether to delete values of fields hidden by conditional logic
 * @since 1.22.2
 * @param bool $unset_hidden_field_values Default: true
 * @param GravityView_Edit_Entry_Render $this This object
 */
 $unset_hidden_field_values = apply_filters( 'gravityview/edit_entry/unset_hidden_field_values', true, $this );

 $this->unset_hidden_calculations = array();

 if ( ! $unset_hidden_field_values ) {
 return;
 }

 if ( version_compare( GravityView_GFFormsModel::get_database_version(), '2.3-dev-1', '>=' ) && method_exists( 'GFFormsModel', 'get_entry_meta_table_name' ) ) {
 $entry_meta_table = GFFormsModel::get_entry_meta_table_name();
 $current_fields = $wpdb->get_results( $wpdb->prepare( "SELECT * FROM $entry_meta_table WHERE entry_id=%d", $this->entry['id'] ) );
 } else {
 $lead_detail_table = GFFormsModel::get_lead_details_table_name();
 $current_fields = $wpdb->get_results( $wpdb->prepare( "SELECT * FROM $lead_detail_table WHERE lead_id=%d", $this->entry['id'] ) );
 }

 foreach ( $this->entry as $input_id => $field_value ) {

 if ( ! is_numeric( $input_id ) ) {
 continue;
 }

 if ( ! $field = RGFormsModel::get_field( $this->form, $input_id ) ) {
 continue;
 }

 // Reset fields that are or would be hidden
 if ( GFFormsModel::is_field_hidden( $this->form, $field, array(), $this->entry ) ) {

 $empty_value = $field->get_value_save_entry(
 is_array( $field->get_entry_inputs() ) ? array() : '',
 $this->form, '', $this->entry['id'], $this->entry
 );

 if ( $field->has_calculation() ) {
 $this->unset_hidden_calculations[] = $field->id; // Unset
 $empty_value = '';
 }

 $lead_detail_id = GFFormsModel::get_lead_detail_id( $current_fields, $input_id );

 GFFormsModel::update_lead_field_value( $this->form, $this->entry, $field, $lead_detail_id, $input_id, $empty_value );

 // Prevent the $_POST values of hidden fields from being used as default values when rendering the form
 // after submission
 $post_input_id = 'input_' . str_replace( '.', '_', $input_id );
 $_POST[ $post_input_id ] = '';
 }
 }
 }

 /**
 * Leverage `gravityview/approve_entries/update_unapproved_meta` to prevent
 * the missing/empty approval field to affect is_approved meta at all.
 *
 * Called before the Gravity Forms after_update triggers.
 *
 * @since 2.5
 *
 * @return void
 */
 private function preset_approval_fields() {
 $has_approved_field = false;

 foreach ( self::$original_form['fields'] as $field ) {
 if ( $field->gravityview_approved ) {
 $has_approved_field = true;
 break;
 }
 }

 if ( ! $has_approved_field ) {
 return;
 }

 $is_field_hidden = true;

 foreach ( $this->form['fields'] as $field ) {
 if ( $field->gravityview_approved ) {
 $is_field_hidden = false;
 break;
 }
 }

 if ( ! $is_field_hidden ) {
 return;
 }

 add_filter( 'gravityview/approve_entries/update_unapproved_meta', array( $this, 'prevent_update_unapproved_meta' ), 9, 3 );
 }

 /**
 * Done once from self::preset_approval_fields
 *
 * @since 2.5
 *
 * @return string UNAPPROVED unless something else is inside the entry.
 */
 public function prevent_update_unapproved_meta( $value, $form, $entry ) {

 remove_filter( 'gravityview/approve_entries/update_unapproved_meta', array( $this, 'prevent_update_unapproved_meta' ), 9 );

 if ( ! $value = gform_get_meta( $entry['id'], 'is_approved' ) ) {

 $value = GravityView_Entry_Approval_Status::UNAPPROVED;

 $value = apply_filters( 'gravityview/approve_entries/after_submission/default_status', $value );
 }

 return $value;
 }

 /**
 * Have GF handle file uploads
 *
 * Copy of code from GFFormDisplay::process_form()
 *
 * @param int $form_id
 */
 private function process_save_process_files( $form_id ) {

 //Loading files that have been uploaded to temp folder
 $files = GFCommon::json_decode( stripslashes( RGForms::post( 'gform_uploaded_files' ) ) );
 if ( ! is_array( $files ) ) {
 $files = array();
 }

 /**
 * Make sure the fileuploads are not overwritten if no such request was done.
 * @since 1.20.1
 */
 add_filter( "gform_save_field_value_$form_id", array( $this, 'save_field_value' ), 99, 5 );

 RGFormsModel::$uploaded_files[ $form_id ] = $files;
 }

 /**
 * Make sure the fileuploads are not overwritten if no such request was done.
 *
 * TO ONLY BE USED INTERNALLY; DO NOT DEVELOP ON; MAY BE REMOVED AT ANY TIME.
 *
 * @since 1.20.1
 *
 * @param string $value Field value
 * @param array $entry GF entry array
 * @param GF_Field_FileUpload $field
 * @param array $form GF form array
 * @param string $input_id ID of the input being saved
 *
 * @return string
 */
 public function save_field_value( $value = '', $entry = array(), $field = null, $form = array(), $input_id = '' ) {

 if ( ! $field || $field->type != 'fileupload' ) {
 return $value;
 }

 $input_name = 'input_' . str_replace( '.', '_', $input_id );

 if ( $field->multipleFiles ) {
 if ( empty( $value ) ) {
 return json_decode( \GV\Utils::get( $entry, $input_id, '' ), true );
 }
 return $value;
 }

 /** No file is being uploaded. */
 if ( empty( $_FILES[ $input_name ]['name'] ) ) {
 /** So return the original upload, with $value as backup (it can be empty during edit form rendering) */
 return rgar( $entry, $input_id, $value );
 }

 return $value;
 }

 /**
 * Remove max_files validation (done on gravityforms.js) to avoid conflicts with GravityView
 * Late validation done on self::custom_validation
 *
 * @param $plupload_init array Plupload settings
 * @param $form_id
 * @param $instance
 * @return mixed
 */
 public function modify_fileupload_settings( $plupload_init, $form_id, $instance ) {
 if( ! $this->is_edit_entry() ) {
 return $plupload_init;
 }

 $plupload_init['gf_vars']['max_files'] = 0;

 return $plupload_init;
 }


 /**
 * Set visibility to visible and convert field input key to string
 * @return array $form
 */
 private function form_prepare_for_save() {

 $form = $this->filter_conditional_logic( $this->form );

 /** @type GF_Field $field */
 foreach( $form['fields'] as $k => &$field ) {

 /**
 * Remove the fields with calculation formulas before save to avoid conflicts with GF logic
 * @since 1.16.3
 */
 if( $field->has_calculation() ) {
 unset( $form['fields'][ $k ] );
 }

 $field->adminOnly = false;

 if( isset( $field->inputs ) && is_array( $field->inputs ) ) {
 foreach( $field->inputs as $key => $input ) {
 $field->inputs[ $key ][ 'id' ] = (string)$input['id'];
 }
 }
 }

 $form['fields'] = array_values( $form['fields'] );

 return $form;
 }

 private function update_calculation_fields() {
 global $wpdb;

 $form = self::$original_form;
 $update = false;

 // get the most up to date entry values
 $entry = GFAPI::get_entry( $this->entry['id'] );

 if ( version_compare( GravityView_GFFormsModel::get_database_version(), '2.3-dev-1', '>=' ) && method_exists( 'GFFormsModel', 'get_entry_meta_table_name' ) ) {
 $entry_meta_table = GFFormsModel::get_entry_meta_table_name();
 $current_fields = $wpdb->get_results( $wpdb->prepare( "SELECT * FROM $entry_meta_table WHERE entry_id=%d", $entry['id'] ) );
 } else {
 $lead_detail_table = GFFormsModel::get_lead_details_table_name();
 $current_fields = $wpdb->get_results( $wpdb->prepare( "SELECT * FROM $lead_detail_table WHERE lead_id=%d", $entry['id'] ) );
 }


 if ( ! empty( $this->fields_with_calculation ) ) {
 $allowed_fields = $this->get_configured_edit_fields( $form, $this->view_id );
 $allowed_fields = wp_list_pluck( $allowed_fields, 'id' );

 foreach ( $this->fields_with_calculation as $field ) {

 if ( in_array( $field->id, $this->unset_hidden_calculations, true ) ) {
 continue;
 }

 $inputs = $field->get_entry_inputs();
 if ( is_array( $inputs ) ) {
 foreach ( $inputs as $input ) {
 list( $field_id, $input_id ) = rgexplode( '.', $input['id'], 2 );

 if ( 'product' === $field->type ) {
 $input_name = 'input_' . str_replace( '.', '_', $input['id'] );

 // Only allow quantity to be set if it's allowed to be edited
 if ( in_array( $field_id, $allowed_fields ) && $input_id == 3 ) {
 } else { // otherwise set to what it previously was
 $_POST[ $input_name ] = $entry[ $input['id'] ];
 }
 } else {
 // Set to what it previously was if it's not editable
 if ( ! in_array( $field_id, $allowed_fields ) ) {
 $_POST[ $input_name ] = $entry[ $input['id'] ];
 }
 }

 GFFormsModel::save_input( $form, $field, $entry, $current_fields, $input['id'] );
 }
 } else {
 // Set to what it previously was if it's not editable
 if ( ! in_array( $field->id, $allowed_fields ) ) {
 $_POST[ 'input_' . $field->id ] = $entry[ $field->id ];
 }
 GFFormsModel::save_input( $form, $field, $entry, $current_fields, $field->id );
 }
 }

 if ( method_exists( 'GFFormsModel', 'commit_batch_field_operations' ) ) {
 GFFormsModel::commit_batch_field_operations();
 }
 }
 }

 /**
 * Handle updating the Post Image field
 *
 * Sets a new Featured Image if configured in Gravity Forms; otherwise uploads/updates media
 *
 * @since 1.17
 *
 * @uses GFFormsModel::media_handle_upload
 * @uses set_post_thumbnail
 *
 * @param array $form GF Form array
 * @param GF_Field $field GF Field
 * @param string $field_id Numeric ID of the field
 * @param string $value
 * @param array $entry GF Entry currently being edited
 * @param int $post_id ID of the Post being edited
 *
 * @return mixed|string
 */
 private function update_post_image( $form, $field, $field_id, $value, $entry, $post_id ) {

 $input_name = 'input_' . $field_id;

 if ( !empty( $_FILES[ $input_name ]['name'] ) ) {

 // We have a new image

 $value = RGFormsModel::prepare_value( $form, $field, $value, $input_name, $entry['id'] );

 $ary = ! empty( $value ) ? explode( '|:|', $value ) : array();
 $ary = stripslashes_deep( $ary );
 $img_url = \GV\Utils::get( $ary, 0 );

 $img_title = count( $ary ) > 1 ? $ary[1] : '';
 $img_caption = count( $ary ) > 2 ? $ary[2] : '';
 $img_description = count( $ary ) > 3 ? $ary[3] : '';

 $image_meta = array(
 'post_excerpt' => $img_caption,
 'post_content' => $img_description,
 );

 //adding title only if it is not empty. It will default to the file name if it is not in the array
 if ( ! empty( $img_title ) ) {
 $image_meta['post_title'] = $img_title;
 }

 /**
 * todo: As soon as \GFFormsModel::media_handle_upload becomes a public method, move this call to \GFFormsModel::media_handle_upload and remove the hack from this class.
 * Note: the method became public in GF 1.9.17.7, but we don't require that version yet.
 */
 require_once GRAVITYVIEW_DIR . 'includes/class-gravityview-gfformsmodel.php';
 $media_id = GravityView_GFFormsModel::media_handle_upload( $img_url, $post_id, $image_meta );

 // is this field set as featured image?
 if ( $media_id && $field->postFeaturedImage ) {
 set_post_thumbnail( $post_id, $media_id );
 }

 } elseif ( ! empty( $_POST[ $input_name ] ) && is_array( $value ) ) {

 $img_url = stripslashes_deep( $_POST[ $input_name ] );
 $img_title = stripslashes_deep( \GV\Utils::_POST( $input_name . '_1' ) );
 $img_caption = stripslashes_deep( \GV\Utils::_POST( $input_name . '_4' ) );
 $img_description = stripslashes_deep( \GV\Utils::_POST( $input_name . '_7' ) );

 $value = ! empty( $img_url ) ? $img_url . "|:|" . $img_title . "|:|" . $img_caption . "|:|" . $img_description : '';

 if ( $field->postFeaturedImage ) {

 $image_meta = array(
 'ID' => get_post_thumbnail_id( $post_id ),
 'post_title' => $img_title,
 'post_excerpt' => $img_caption,
 'post_content' => $img_description,
 );

 // update image title, caption or description
 wp_update_post( $image_meta );
 }
 } else {

 // if we get here, image was removed or not set.
 $value = '';

 if ( $field->postFeaturedImage ) {
 delete_post_thumbnail( $post_id );
 }
 }

 return $value;
 }

 /**
 * Loop through the fields being edited and if they include Post fields, update the Entry's post object
 *
 * @param array $form Gravity Forms form
 *
 * @return void
 */
 private function maybe_update_post_fields( $form ) {

 if( empty( $this->entry['post_id'] ) ) {
 gravityview()->log->debug( 'This entry has no post fields. Continuing...' );
 return;
 }

 $post_id = $this->entry['post_id'];

 // Security check
 if( false === GVCommon::has_cap( 'edit_post', $post_id ) ) {
 gravityview()->log->error( 'The current user does not have the ability to edit Post #{post_id}', array( 'post_id' => $post_id ) );
 return;
 }

 $update_entry = false;

 $updated_post = $original_post = get_post( $post_id );

 foreach ( $this->entry as $field_id => $value ) {

 $field = RGFormsModel::get_field( $form, $field_id );

 if( ! $field ) {
 continue;
 }

 if( GFCommon::is_post_field( $field ) && 'post_category' !== $field->type ) {

 // Get the value of the field, including $_POSTed value
 $value = RGFormsModel::get_field_value( $field );

 // Use temporary entry variable, to make values available to fill_post_template() and update_post_image()
 $entry_tmp = $this->entry;
 $entry_tmp["{$field_id}"] = $value;

 switch( $field->type ) {

 case 'post_title':
 $post_title = $value;
 if ( \GV\Utils::get( $form, 'postTitleTemplateEnabled' ) ) {
 $post_title = $this->fill_post_template( $form['postTitleTemplate'], $form, $entry_tmp );
 }
 $updated_post->post_title = $post_title;
 $updated_post->post_name = $post_title;
 unset( $post_title );
 break;

 case 'post_content':
 $post_content = $value;
 if ( \GV\Utils::get( $form, 'postContentTemplateEnabled' ) ) {
 $post_content = $this->fill_post_template( $form['postContentTemplate'], $form, $entry_tmp, true );
 }
 $updated_post->post_content = $post_content;
 unset( $post_content );
 break;
 case 'post_excerpt':
 $updated_post->post_excerpt = $value;
 break;
 case 'post_tags':
 wp_set_post_tags( $post_id, $value, false );
 break;
 case 'post_category':
 break;
 case 'post_custom_field':
 if ( is_array( $value ) && ( floatval( $field_id ) !== floatval( $field->id ) ) ) {
 $value = $value[ $field_id ];
 }

 if( ! empty( $field->customFieldTemplateEnabled ) ) {
 $value = $this->fill_post_template( $field->customFieldTemplate, $form, $entry_tmp, true );
 }

 $value = $field->get_value_save_entry( $value, $form, '', $this->entry['id'], $this->entry );

 update_post_meta( $post_id, $field->postCustomFieldName, $value );
 break;

 case 'post_image':
 $value = $this->update_post_image( $form, $field, $field_id, $value, $this->entry, $post_id );
 break;

 }

 // update entry after
 $this->entry["{$field_id}"] = $value;

 $update_entry = true;

 unset( $entry_tmp );
 }

 }

 if( $update_entry ) {

 $return_entry = GFAPI::update_entry( $this->entry );

 if( is_wp_error( $return_entry ) ) {
 gravityview()->log->error( 'Updating the entry post fields failed', array( 'data' => array( '$this->entry' => $this->entry, '$return_entry' => $return_entry ) ) );
 } else {
 gravityview()->log->debug( 'Updating the entry post fields for post #{post_id} succeeded', array( 'post_id' => $post_id ) );
 }

 }

 $return_post = wp_update_post( $updated_post, true );

 if( is_wp_error( $return_post ) ) {
 $return_post->add_data( $updated_post, '$updated_post' );
 gravityview()->log->error( 'Updating the post content failed', array( 'data' => compact( 'updated_post', 'return_post' ) ) );
 } else {
 gravityview()->log->debug( 'Updating the post content for post #{post_id} succeeded', array( 'post_id' => $post_id, 'data' => $updated_post ) );
 }
 }

 /**
 * Convert a field content template into prepared output
 *
 * @uses GravityView_GFFormsModel::get_post_field_images()
 *
 * @since 1.17
 *
 * @param string $template The content template for the field
 * @param array $form Gravity Forms form
 * @param bool $do_shortcode Whether to process shortcode inside content. In GF, only run on Custom Field and Post Content fields
 *
 * @return string
 */
 private function fill_post_template( $template, $form, $entry, $do_shortcode = false ) {

 require_once GRAVITYVIEW_DIR . 'includes/class-gravityview-gfformsmodel.php';

 $post_images = GravityView_GFFormsModel::get_post_field_images( $form, $entry );

 //replacing post image variables
 $output = GFCommon::replace_variables_post_image( $template, $post_images, $entry );

 //replacing all other variables
 $output = GFCommon::replace_variables( $output, $form, $entry, false, false, false );

 // replace conditional shortcodes
 if( $do_shortcode ) {
 $output = do_shortcode( $output );
 }

 return $output;
 }


 /**
 * Perform actions normally performed after updating a lead
 *
 * @since 1.8
 *
 * @see GFEntryDetail::lead_detail_page()
 *
 * @return void
 */
 private function after_update() {

 do_action( 'gform_after_update_entry', self::$original_form, $this->entry['id'], self::$original_entry );
 do_action( "gform_after_update_entry_{$this->form['id']}", self::$original_form, $this->entry['id'], self::$original_entry );

 // Re-define the entry now that we've updated it.
 $entry = RGFormsModel::get_lead( $this->entry['id'] );

 $entry = GFFormsModel::set_entry_meta( $entry, self::$original_form );

 if ( version_compare( GFFormsModel::get_database_version(), '2.3-dev-1', '<' ) ) {
 // We need to clear the cache because Gravity Forms caches the field values, which
 // we have just updated.
 foreach ($this->form['fields'] as $key => $field) {
 GFFormsModel::refresh_lead_field_value( $entry['id'], $field->id );
 }
 }

 /**
 * Maybe process feeds.
 *
 * @since develop
 */
 if ( $allowed_feeds = $this->view->settings->get( 'edit_feeds', array() ) ) {
 $feeds = GFAPI::get_feeds( null, $entry['form_id'] );
 if ( ! is_wp_error( $feeds ) ) {
 $registered_feeds = array();
 foreach ( GFAddOn::get_registered_addons() as $registered_feed ) {
 if ( is_subclass_of( $registered_feed, 'GFFeedAddOn' ) ) {
 if ( method_exists( $registered_feed, 'get_instance' ) ) {
 $registered_feed = call_user_func( array( $registered_feed, 'get_instance' ) );
 $registered_feeds[ $registered_feed->get_slug() ] = $registered_feed;
 }
 }
 }
 foreach ( $feeds as $feed ) {
 if ( in_array( $feed['id'], $allowed_feeds ) ) {
 if ( $feed_object = \GV\Utils::get( $registered_feeds, $feed['addon_slug'] ) ) {
 $returned_entry = $feed_object->process_feed( $feed, $entry, self::$original_form );
 if ( is_array( $returned_entry ) && rgar( $returned_entry, 'id' ) ) {
 $entry = $returned_entry;
 }

 do_action( 'gform_post_process_feed', $feed, $entry, self::$original_form, $feed_object );
 $slug = $feed_object->get_slug();
 do_action( "gform_{$slug}_post_process_feed", $feed, $entry, self::$original_form, $feed_object );
 }
 }
 }
 }
 }

 $this->entry = $entry;
 }


 /**
 * Display the Edit Entry form
 *
 * @return void
 */
 public function edit_entry_form() {

 $view = \GV\View::by_id( $this->view_id );

 if( $view->settings->get( 'edit_locking' ) ) {
 $locking = new GravityView_Edit_Entry_Locking();
 $locking->maybe_lock_object( $this->entry['id'] );
 }

 ?>

 <div id="wpfooter"></div><!-- used for locking message -->

 <script>
 var ajaxurl = '<?php echo admin_url( 'admin-ajax.php', 'relative' ); ?>';
 </script>

 <div class="gv-edit-entry-wrapper"><?php

 $javascript = gravityview_ob_include( GravityView_Edit_Entry::$file .'/partials/inline-javascript.php', $this );

 /**
 * Fixes weird wpautop() issue
 * @see https://github.com/katzwebservices/GravityView/issues/451
 */
 echo gravityview_strip_whitespace( $javascript );

 ?><h2 class="gv-edit-entry-title">
 <span><?php

 /**
 * @filter `gravityview_edit_entry_title` Modify the edit entry title
 * @param string $edit_entry_title Modify the "Edit Entry" title
 * @param GravityView_Edit_Entry_Render $this This object
 */
 $edit_entry_title = apply_filters('gravityview_edit_entry_title', __('Edit Entry', 'gk-gravityview'), $this );

 echo esc_attr( $edit_entry_title );
 ?></span>
 </h2>

 <?php $this->maybe_print_message(); ?>

 <?php // The ID of the form needs to be `gform_{form_id}` for the pluploader ?>

 <form method="post" id="gform_<?php echo $this->form_id; ?>" enctype="multipart/form-data">

 <?php

 wp_nonce_field( self::$nonce_key, self::$nonce_key );

 wp_nonce_field( self::$nonce_field, self::$nonce_field, false );

 // Print the actual form HTML
 $this->render_edit_form();

 ?>
 </form>

 <script>
 gform.addFilter('gform_reset_pre_conditional_logic_field_action', function ( reset, formId, targetId, defaultValues, isInit ) {
 return false;
 });
 </script>

 </div>

 <?php
 }

 /**
 * Display success or error message if the form has been submitted
 *
 * @uses GVCommon::generate_notice
 *
 * @since 1.16.2.2
 *
 * @return void
 */
 private function maybe_print_message() {

 if ( \GV\Utils::_POST( 'action' ) !== 'update' ) {
 return;
 }

 /**
 * @filter `gravityview/features/paged-edit`
 * @since 2.5
 * @since 2.14 Added the $form argument
 * @param bool $enable_paged_edit Should paged editing be supported?
 * @param array $form The current form connected to the entry being edited
 */
 $enable_paged_edit = apply_filters( 'gravityview/features/paged-edit', false, $this->form );

 if ( GFCommon::has_pages( $this->form ) && $enable_paged_edit ) {
 $labels = array(
 'cancel' => __( 'Cancel', 'gk-gravityview' ),
 'submit' => __( 'Update', 'gk-gravityview' ),
 'next' => __( 'Next', 'gk-gravityview' ),
 'previous' => __( 'Previous', 'gk-gravityview' ),
 );

 /**
 * @filter `gravityview/edit_entry/button_labels` Modify the cancel/submit buttons' labels
 * @since 1.16.3
 * @param array $labels Default button labels associative array
 * @param array $form The Gravity Forms form
 * @param array $entry The Gravity Forms entry
 * @param int $view_id The current View ID
 */
 $labels = apply_filters( 'gravityview/edit_entry/button_labels', $labels, $this->form, $this->entry, $this->view_id );

 $this->is_paged_submitted = \GV\Utils::_POST( 'save' ) === $labels['submit'];
 }

 $back_link = remove_query_arg( array( 'page', 'view', 'edit', 'gvid' ) );

 if( ! $this->is_valid ){

 // Keeping this compatible with Gravity Forms.
 $validation_message = "<div class='validation_error'>" . __('There was a problem with your submission.', 'gk-gravityview') . " " . __('Errors have been highlighted below.', 'gk-gravityview') . "</div>";
 $message = apply_filters("gform_validation_message_{$this->form['id']}", apply_filters("gform_validation_message", $validation_message, $this->form), $this->form);

 echo GVCommon::generate_notice( $message , 'gv-error' );

 } elseif ( false === $this->is_paged_submitted ) {
 // Paged form that hasn't been submitted on the last page yet
 $entry_updated_message = sprintf( esc_attr__( 'Entry Updated.', 'gk-gravityview' ), '<a href="' . esc_url( $back_link ) . '">', '</a>' );

 /**
 * @filter `gravityview/edit_entry/page/success` Modify the edit entry success message on pages
 * @since develop
 * @param string $entry_updated_message Existing message
 * @param int $view_id View ID
 * @param array $entry Gravity Forms entry array
 */
 $message = apply_filters( 'gravityview/edit_entry/page/success', $entry_updated_message , $this->view_id, $this->entry );

 echo GVCommon::generate_notice( $message );
 } else {
 $view = \GV\View::by_id( $this->view_id );
 $edit_redirect = $view->settings->get( 'edit_redirect' );
 $edit_redirect_url = $view->settings->get( 'edit_redirect_url' );

 switch ( $edit_redirect ) {

 case '0':
 $redirect_url = $back_link;
 $entry_updated_message = sprintf( esc_attr_x('Entry Updated. %sReturning to Entry%s', 'Replacements are HTML', 'gk-gravityview'), '<a href="'. esc_url( $redirect_url ) .'">', '</a>' );
 break;

 case '1':
 $redirect_url = $directory_link = GravityView_API::directory_link();
 $entry_updated_message = sprintf( esc_attr_x('Entry Updated. %sReturning to %s%s', 'Replacement 1 is HTML. Replacement 2 is the title of the page where the user will be taken. Replacement 3 is HTML.','gk-gravityview'), '<a href="'. esc_url( $redirect_url ) . '">', esc_html( $view->post_title ), '</a>' );
 break;

 case '2':
 $redirect_url = $edit_redirect_url;
 $redirect_url = GFCommon::replace_variables( $redirect_url, $this->form, $this->entry, false, false, false, 'text' );
 $entry_updated_message = sprintf( esc_attr_x('Entry Updated. %sRedirecting to %s%s', 'Replacement 1 is HTML. Replacement 2 is the URL where the user will be taken. Replacement 3 is HTML.','gk-gravityview'), '<a href="'. esc_url( $redirect_url ) . '">', esc_html( $edit_redirect_url ), '</a>' );
 break;

 case '':
 default:
 $entry_updated_message = sprintf( esc_attr__('Entry Updated. %sReturn to Entry%s', 'gk-gravityview'), '<a href="'. esc_url( $back_link ) .'">', '</a>' );
 break;
 }

 if ( isset( $redirect_url ) ) {
 $entry_updated_message .= sprintf( '<script>window.location.href = %s;</script><noscript><meta http-equiv="refresh" content="0;URL=%s" /></noscript>', json_encode( $redirect_url ), esc_attr( $redirect_url ) );
 }

 /**
 * @filter `gravityview/edit_entry/success` Modify the edit entry success message (including the anchor link)
 *
 * @since 1.5.4
 *
 * @param string $entry_updated_message Existing message
 * @param int $view_id View ID
 * @param array $entry Gravity Forms entry array
 * @param string $back_link URL to return to the original entry. @since 1.6
 * @param string|null $redirect_url URL to return to after the update. @since 2.14.6
 */
 $message = apply_filters( 'gravityview/edit_entry/success', $entry_updated_message, $this->view_id, $this->entry, $back_link, isset( $redirect_url ) ? $redirect_url : null );

 echo GVCommon::generate_notice( $message );
 }
 }

 /**
 * Display the Edit Entry form in the original Gravity Forms format
 *
 * @since 1.9
 *
 * @return void
 */
 private function render_edit_form() {

 /**
 * @action `gravityview/edit-entry/render/before` Before rendering the Edit Entry form
 * @since 1.17
 * @param GravityView_Edit_Entry_Render $this
 */
 do_action( 'gravityview/edit-entry/render/before', $this );

 add_filter( 'gform_pre_render', array( $this, 'filter_modify_form_fields'), 5000, 3 );
 add_filter( 'gform_submit_button', array( $this, 'render_form_buttons') );
 add_filter( 'gform_next_button', array( $this, 'render_form_buttons' ) );
 add_filter( 'gform_previous_button', array( $this, 'render_form_buttons' ) );
 add_filter( 'gform_disable_view_counter', '__return_true' );

 add_filter( 'gform_field_input', array( $this, 'verify_user_can_edit_post' ), 5, 5 );
 add_filter( 'gform_field_input', array( $this, 'modify_edit_field_input' ), 10, 5 );

 // We need to remove the fake $_GET['page'] arg to avoid rendering form as if in admin.
 unset( $_GET['page'] );

 $this->show_next_button = false;
 $this->show_previous_button = false;

 // TODO: Verify multiple-page forms
 if ( GFCommon::has_pages( $this->form ) && apply_filters( 'gravityview/features/paged-edit', false ) ) {
 if ( intval( $page_number = \GV\Utils::_POST( 'gform_source_page_number_' . $this->form['id'], 0 ) ) ) {

 $labels = array(
 'cancel' => __( 'Cancel', 'gk-gravityview' ),
 'submit' => __( 'Update', 'gk-gravityview' ),
 'next' => __( 'Next', 'gk-gravityview' ),
 'previous' => __( 'Previous', 'gk-gravityview' ),
 );

 /**
 * @filter `gravityview/edit_entry/button_labels` Modify the cancel/submit buttons' labels
 * @since 1.16.3
 * @param array $labels Default button labels associative array
 * @param array $form The Gravity Forms form
 * @param array $entry The Gravity Forms entry
 * @param int $view_id The current View ID
 */
 $labels = apply_filters( 'gravityview/edit_entry/button_labels', $labels, $this->form, $this->entry, $this->view_id );

 GFFormDisplay::$submission[ $this->form['id'] ][ 'form' ] = $this->form;
 GFFormDisplay::$submission[ $this->form['id'] ][ 'is_valid' ] = true;

 if ( \GV\Utils::_POST( 'save' ) === $labels['next'] ) {
 $last_page = \GFFormDisplay::get_max_page_number( $this->form );

 while ( ++$page_number < $last_page && RGFormsModel::is_page_hidden( $this->form, $page_number, \GV\Utils::_POST( 'gform_field_values' ) ) ) {
 } // Advance to next visible page
 } elseif ( \GV\Utils::_POST( 'save' ) === $labels['previous'] ) {
 while ( --$page_number > 1 && RGFormsModel::is_page_hidden( $this->form, $page_number, \GV\Utils::_POST( 'gform_field_values' ) ) ) {
 } // Advance to next visible page
 }

 GFFormDisplay::$submission[ $this->form['id'] ]['page_number'] = $page_number;
 }

 if ( ( $page_number = intval( $page_number ) ) < 2 ) {
 $this->show_next_button = true; // First page
 }

 $last_page = \GFFormDisplay::get_max_page_number( $this->form );

 $has_more_pages = $page_number < $last_page;

 if ( $has_more_pages ) {
 $this->show_next_button = true; // Not the last page
 } else {
 $this->show_update_button = true; // The last page
 }

 if ( $page_number > 1 ) {
 $this->show_previous_button = true; // Not the first page
 }
 } else {
 $this->show_update_button = true;
 }

 ob_start(); // Prevent PHP warnings possibly caused by prefilling list fields for conditional logic

 $html = GFFormDisplay::get_form( $this->form['id'], false, false, true, $this->entry );

 ob_get_clean();

 remove_filter( 'gform_pre_render', array( $this, 'filter_modify_form_fields' ), 5000 );
 remove_filter( 'gform_submit_button', array( $this, 'render_form_buttons' ) );
 remove_filter( 'gform_next_button', array( $this, 'render_form_buttons' ) );
 remove_filter( 'gform_previous_button', array( $this, 'render_form_buttons' ) );
 remove_filter( 'gform_disable_view_counter', '__return_true' );
 remove_filter( 'gform_field_input', array( $this, 'verify_user_can_edit_post' ), 5 );
 remove_filter( 'gform_field_input', array( $this, 'modify_edit_field_input' ), 10 );

 echo $html;

 /**
 * @action `gravityview/edit-entry/render/after` After rendering the Edit Entry form
 * @since 1.17
 * @param GravityView_Edit_Entry_Render $this
 */
 do_action( 'gravityview/edit-entry/render/after', $this );
 }

 /**
 * Display the Update/Cancel/Delete buttons for the Edit Entry form
 * @since 1.8
 * @return string
 */
 public function render_form_buttons() {
 return gravityview_ob_include( GravityView_Edit_Entry::$file .'/partials/form-buttons.php', $this );
 }


 /**
 * Modify the form fields that are shown when using GFFormDisplay::get_form()
 *
 * By default, all fields will be shown. We only want the Edit Tab configured fields to be shown.
 *
 * @param array $form
 * @param boolean $ajax Whether in AJAX mode
 * @param array|string $field_values Passed parameters to the form
 *
 * @since 1.9
 *
 * @return array Modified form array
 */
 public function filter_modify_form_fields( $form, $ajax = false, $field_values = '' ) {

 if( $form['id'] != $this->form_id ) {
 return $form;
 }

 // In case we have validated the form, use it to inject the validation results into the form render
 if( isset( $this->form_after_validation ) && $this->form_after_validation['id'] === $form['id'] ) {
 $form = $this->form_after_validation;
 } else {
 $form['fields'] = $this->get_configured_edit_fields( $form, $this->view_id );
 }

 $form = $this->filter_conditional_logic( $form );

 $form = $this->prefill_conditional_logic( $form );

 // for now we don't support Save and Continue feature.
 if( ! self::$supports_save_and_continue ) {
 unset( $form['save'] );
 }

 $form = $this->unselect_default_values( $form );

 return $form;
 }

 /**
 * When displaying a field, check if it's a Post Field, and if so, make sure the post exists and current user has edit rights.
 *
 * @since 1.16.2.2
 *
 * @param string $field_content Always empty. Returning not-empty overrides the input.
 * @param GF_Field $field
 * @param string|array $value If array, it's a field with multiple inputs. If string, single input.
 * @param int $lead_id Lead ID. Always 0 for the `gform_field_input` filter.
 * @param int $form_id Form ID
 *
 * @return string If error, the error message. If no error, blank string (modify_edit_field_input() runs next)
 */
 public function verify_user_can_edit_post( $field_content = '', $field = null, $value = '', $lead_id = 0, $form_id = 0 ) {

 if( ! GFCommon::is_post_field( $field ) ) {
 return $field_content;
 }

 $message = null;

 // First, make sure they have the capability to edit the post.
 if( null === get_post( $this->entry['post_id'] ) ) {
 /**
 * @filter `gravityview/edit_entry/no_post_text` Modify the message when someone is editing an entry attached to a post that no longer exists
 * @param string $message The existing "This field is not editable; the post no longer exists." text
 */
 $message = apply_filters('gravityview/edit_entry/no_post_text', __('This field is not editable; the post no longer exists.', 'gk-gravityview' ) );
 } elseif( false === current_user_can( 'edit_post', $this->entry['post_id'] ) ) {
 /**
 * @filter `gravityview/edit_entry/unsupported_post_field_text` Modify the message when someone isn't able to edit a post
 * @param string $message The existing "You don't have permission..." text
 */
 $message = apply_filters('gravityview/edit_entry/unsupported_post_field_text', __('You don&rsquo;t have permission to edit this post.', 'gk-gravityview') );
 }

 if( $message ) {
 $field_content = sprintf('<div class="ginput_container ginput_container_' . $field->type . '">%s</div>', wpautop( $message ) );
 }

 return $field_content;
 }

 /**
 *
 * Fill-in the saved values into the form inputs
 *
 * @param string $field_content Always empty. Returning not-empty overrides the input.
 * @param GF_Field $field
 * @param string|array $value If array, it's a field with multiple inputs. If string, single input.
 * @param int $lead_id Lead ID. Always 0 for the `gform_field_input` filter.
 * @param int $form_id Form ID
 *
 * @return mixed
 */
 public function modify_edit_field_input( $field_content = '', $field = null, $value = '', $lead_id = 0, $form_id = 0 ) {

 $gv_field = GravityView_Fields::get_associated_field( $field );

 // If the form has been submitted, then we don't need to pre-fill the values,
 // Except for fileupload type and when a field input is overridden- run always!!
 if(
 ( $this->is_edit_entry_submission() && !in_array( $field->type, array( 'fileupload', 'post_image' ) ) )
 && false === ( $gv_field && is_callable( array( $gv_field, 'get_field_input' ) ) )
 && ! GFCommon::is_product_field( $field->type )
 || ! empty( $field_content )
 || in_array( $field->type, array( 'honeypot' ) )
 ) {
 return $field_content;
 }

 // SET SOME FIELD DEFAULTS TO PREVENT ISSUES
 $field->adminOnly = false; /** @see GFFormDisplay::get_counter_init_script() need to prevent adminOnly */

 $field_value = $this->get_field_value( $field );

 // Prevent any PHP warnings, like undefined index
 ob_start();

 $return = null;

 /** @var GravityView_Field $gv_field */
 if( $gv_field && is_callable( array( $gv_field, 'get_field_input' ) ) ) {
 $return = $gv_field->get_field_input( $this->form, $field_value, $this->entry, $field );
 } else {
 $return = $field->get_field_input( $this->form, $field_value, $this->entry );
 }

 // If there was output, it's an error
 $warnings = ob_get_clean();

 if( !empty( $warnings ) ) {
 gravityview()->log->error( '{warning}', array( 'warning' => $warnings, 'data' => $field_value ) );
 }

 return $return;
 }

 /**
 * Modify the value for the current field input
 *
 * @param GF_Field $field
 *
 * @return array|mixed|string
 */
 private function get_field_value( $field ) {

 /**
 * @filter `gravityview/edit_entry/pre_populate/override` Allow the pre-populated value to override saved value in Edit Entry form. By default, pre-populate mechanism only kicks on empty fields.
 * @param boolean True: override saved values; False: don't override (default)
 * @param $field GF_Field object Gravity Forms field object
 * @since 1.13
 */
 $override_saved_value = apply_filters( 'gravityview/edit_entry/pre_populate/override', false, $field );

 // We're dealing with multiple inputs (e.g. checkbox) but not time or date (as it doesn't store data in input IDs)
 if( isset( $field->inputs ) && is_array( $field->inputs ) && !in_array( $field->type, array( 'time', 'date' ) ) ) {

 $field_value = array();

 // only accept pre-populated values if the field doesn't have any choice selected.
 $allow_pre_populated = $field->allowsPrepopulate;

 foreach ( (array)$field->inputs as $input ) {

 $input_id = strval( $input['id'] );

 if ( isset( $this->entry[ $input_id ] ) && ! gv_empty( $this->entry[ $input_id ], false, false ) ) {
 $field_value[ $input_id ] = 'post_category' === $field->type ? GFCommon::format_post_category( $this->entry[ $input_id ], true ) : $this->entry[ $input_id ];
 $allow_pre_populated = false;
 }

 }

 $pre_value = $field->get_value_submission( array(), false );

 $field_value = ! $allow_pre_populated && ! ( $override_saved_value && !gv_empty( $pre_value, false, false ) ) ? $field_value : $pre_value;

 } else {

 $id = intval( $field->id );

 // get pre-populated value if exists
 $pre_value = $field->allowsPrepopulate ? GFFormsModel::get_parameter_value( $field->inputName, array(), $field ) : '';

 // saved field entry value (if empty, fallback to the pre-populated value, if exists)
 // or pre-populated value if not empty and set to override saved value
 $field_value = isset( $this->entry[ $id ] ) && ! gv_empty( $this->entry[ $id ], false, false ) && ! ( $override_saved_value && !gv_empty( $pre_value, false, false ) ) ? $this->entry[ $id ] : $pre_value;

 // in case field is post_category but inputType is select, multi-select or radio, convert value into array of category IDs.
 if ( 'post_category' === $field->type && !gv_empty( $field_value, false, false ) ) {
 $categories = array();
 foreach ( explode( ',', $field_value ) as $cat_string ) {
 $categories[] = GFCommon::format_post_category( $cat_string, true );
 }
 $field_value = 'multiselect' === $field->get_input_type() ? $categories : implode( '', $categories );
 }

 }

 // if value is empty get the default value if defined
 $field_value = $field->get_value_default_if_empty( $field_value );

 /**
 * @filter `gravityview/edit_entry/field_value` Change the value of an Edit Entry field, if needed
 * @since 1.11
 * @since 1.20 Added third param
 * @param mixed $field_value field value used to populate the input
 * @param object $field Gravity Forms field object ( Class GF_Field )
 * @param GravityView_Edit_Entry_Render $this Current object
 */
 $field_value = apply_filters( 'gravityview/edit_entry/field_value', $field_value, $field, $this );

 /**
 * @filter `gravityview/edit_entry/field_value_{field_type}` Change the value of an Edit Entry field for a specific field type
 * @since 1.17
 * @since 1.20 Added third param
 * @param mixed $field_value field value used to populate the input
 * @param GF_Field $field Gravity Forms field object
 * @param GravityView_Edit_Entry_Render $this Current object
 */
 $field_value = apply_filters( 'gravityview/edit_entry/field_value_' . $field->type , $field_value, $field, $this );

 return $field_value;
 }


 // ---- Entry validation

 /**
 * Add field keys that Gravity Forms expects.
 *
 * @see GFFormDisplay::validate()
 * @param array $form GF Form
 * @return array Modified GF Form
 */
 public function gform_pre_validation( $form ) {

 if( ! $this->verify_nonce() ) {
 return $form;
 }

 // Fix PHP warning regarding undefined index.
 foreach ( $form['fields'] as &$field) {

 // This is because we're doing admin form pretending to be front-end, so Gravity Forms
 // expects certain field array items to be set.
 foreach ( array( 'noDuplicates', 'adminOnly', 'inputType', 'isRequired', 'enablePrice', 'inputs', 'allowedExtensions' ) as $key ) {
 $field->{$key} = isset( $field->{$key} ) ? $field->{$key} : NULL;
 }

 switch( RGFormsModel::get_input_type( $field ) ) {

 /**
 * this whole fileupload hack is because in the admin, Gravity Forms simply doesn't update any fileupload field if it's empty, but it DOES in the frontend.
 *
 * What we have to do is set the value so that it doesn't get overwritten as empty on save and appears immediately in the Edit Entry screen again.
 *
 * @hack
 */
 case 'fileupload':

 // Set the previous value
 $entry = $this->get_entry();

 $input_name = 'input_'.$field->id;
 $form_id = $form['id'];

 $value = NULL;

 // Use the previous entry value as the default.
 if( isset( $entry[ $field->id ] ) ) {
 $value = $entry[ $field->id ];
 }

 // If this is a single upload file
 if( !empty( $_FILES[ $input_name ] ) && !empty( $_FILES[ $input_name ]['name'] ) ) {
 $file_path = GFFormsModel::get_file_upload_path( $form['id'], $_FILES[ $input_name ]['name'] );
 $value = $file_path['url'];

 } else {

 // Fix PHP warning on line 1498 of form_display.php for post_image fields
 // Fix PHP Notice: Undefined index: size in form_display.php on line 1511
 $_FILES[ $input_name ] = array('name' => '', 'size' => '' );

 }

 if ( \GV\Utils::get( $field, 'multipleFiles' ) ) {
 // If there are fresh uploads, process and merge them.
 // Otherwise, use the passed values, which should be json-encoded array of URLs
 if ( isset( GFFormsModel::$uploaded_files[ $form_id ][ $input_name ] ) ) {
 $value = empty( $value ) ? '[]' : $value;
 $value = stripslashes_deep( $value );
 $value = GFFormsModel::prepare_value( $form, $field, $value, $input_name, $entry['id'], array() );
 } else if ( GFCommon::is_json( $value ) ) {
 // Existing file; let GF derive the value from the `$_gf_uploaded_files` object (see `\GF_Field_FileUpload::get_multifile_value()`)
 global $_gf_uploaded_files;

 $_gf_uploaded_files[ $input_name ] = $value;
 }
 } else {
 // A file already exists when editing an entry
 // We set this to solve issue when file upload fields are required.
 GFFormsModel::$uploaded_files[ $form_id ][ $input_name ] = $value;
 }

 $this->entry[ $input_name ] = $value;
 $_POST[ $input_name ] = $value;

 break;

 case 'number':
 // Fix "undefined index" issue at line 1286 in form_display.php
 if( !isset( $_POST['input_'.$field->id ] ) ) {
 $_POST['input_'.$field->id ] = NULL;
 }
 break;
 }

 }

 return $form;
 }


 /**
 * Process validation for a edit entry submission
 *
 * Sets the `is_valid` object var
 *
 * @return void
 */
 private function validate() {

 /**
 * If using GF User Registration Add-on, remove the validation step, otherwise generates error when updating the entry
 * GF User Registration Add-on version > 3.x has a different class name
 * @since 1.16.2
 */
 if ( class_exists( 'GF_User_Registration' ) ) {
 remove_filter( 'gform_validation', array( GF_User_Registration::get_instance(), 'validate' ) );
 } else if ( class_exists( 'GFUser' ) ) {
 remove_filter( 'gform_validation', array( 'GFUser', 'user_registration_validation' ) );
 }


 /**
 * For some crazy reason, Gravity Forms doesn't validate Edit Entry form submissions.
 * You can enter whatever you want!
 * We try validating, and customize the results using `self::custom_validation()`
 */
 add_filter( 'gform_validation_'. $this->form_id, array( $this, 'custom_validation' ), 10, 4);

 // Needed by the validate funtion
 $failed_validation_page = NULL;
 $field_values = RGForms::post( 'gform_field_values' );

 // Prevent entry limit from running when editing an entry, also
 // prevent form scheduling from preventing editing
 unset( $this->form['limitEntries'], $this->form['scheduleForm'] );

 // Hide fields depending on Edit Entry settings
 $this->form['fields'] = $this->get_configured_edit_fields( $this->form, $this->view_id );

 $this->is_valid = GFFormDisplay::validate( $this->form, $field_values, 1, $failed_validation_page );

 remove_filter( 'gform_validation_'. $this->form_id, array( $this, 'custom_validation' ), 10 );
 }


 /**
 * Make validation work for Edit Entry
 *
 * Because we're calling the GFFormDisplay::validate() in an unusual way (as a front-end
 * form pretending to be a back-end form), validate() doesn't know we _can't_ edit post
 * fields. This goes through all the fields and if they're an invalid post field, we
 * set them as valid. If there are still issues, we'll return false.
 *
 * @param $validation_results {
 * @type bool $is_valid
 * @type array $form
 * @type int $failed_validation_page The page number which has failed validation.
 * }
 *
 * @return array
 */
 public function custom_validation( $validation_results ) {

 gravityview()->log->debug( 'GravityView_Edit_Entry[custom_validation] Validation results: ', array( 'data' => $validation_results ) );

 gravityview()->log->debug( 'GravityView_Edit_Entry[custom_validation] $_POSTed data (sanitized): ', array( 'data' => esc_html( print_r( $_POST, true ) ) ) );

 $gv_valid = true;

 foreach ( $validation_results['form']['fields'] as $key => &$field ) {
 $value = RGFormsModel::get_field_value( $field );
 $field_type = RGFormsModel::get_input_type( $field );
 $is_required = ! empty( $field->isRequired );
 $failed_validation = ! empty( $field->failed_validation );

 // Manually validate required fields as they can be skipped be skipped by GF's validation
 // This can happen when the field is considered "hidden" (see `GFFormDisplay::validate`) due to unmet conditional logic
 if ( $is_required && !$failed_validation && rgblank( $value ) ) {
 $field->failed_validation = true;
 $field->validation_message = esc_html__( 'This field is required.', 'gk-gravityview' );

 continue;
 }

 switch ( $field_type ) {
 case 'fileupload':
 case 'post_image':
 // Clear "this field is required" validation result when no files were uploaded but already exist on the server
 if ( $is_required && $failed_validation && ! empty( $value ) ) {
 $field->failed_validation = false;

 unset( $field->validation_message );
 }

 // Re-validate the field
 $field->validate( $field, $this->form );

 // Validate if multi-file upload reached max number of files [maxFiles] => 2
 if ( \GV\Utils::get( $field, 'maxFiles' ) && \GV\Utils::get( $field, 'multipleFiles' ) ) {
 $input_name = 'input_' . $field->id;
 //uploaded
 $file_names = isset( GFFormsModel::$uploaded_files[ $validation_results['form']['id'] ][ $input_name ] ) ? GFFormsModel::$uploaded_files[ $validation_results['form']['id'] ][ $input_name ] : array();

 //existent
 $entry = $this->get_entry();
 $value = null;
 if ( isset( $entry[ $field->id ] ) ) {
 $value = json_decode( $entry[ $field->id ], true );
 }

 // count uploaded files and existent entry files
 $count_files = ( is_array( $file_names ) ? count( $file_names ) : 0 ) +
 ( is_array( $value ) ? count( $value ) : 0 );

 if ( $count_files > $field->maxFiles ) {
 $field->validation_message = __( 'Maximum number of files reached', 'gk-gravityview' );
 $field->failed_validation = true;
 $gv_valid = false;

 // in case of error make sure the newest upload files are removed from the upload input
 GFFormsModel::$uploaded_files[ $validation_results['form']['id'] ] = null;
 }
 }

 break;
 }

 // This field has failed validation.
 if( !empty( $field->failed_validation ) ) {

 gravityview()->log->debug( 'GravityView_Edit_Entry[custom_validation] Field is invalid.', array( 'data' => array( 'field' => $field, 'value' => $value ) ) );

 switch ( $field_type ) {

 // Captchas don't need to be re-entered.
 case 'captcha':

 // Post Image fields aren't editable, so we un-fail them.
 case 'post_image':
 $field->failed_validation = false;
 unset( $field->validation_message );
 break;

 }

 // You can't continue inside a switch, so we do it after.
 if( empty( $field->failed_validation ) ) {
 continue;
 }

 // checks if the No Duplicates option is not validating entry against itself, since
 // we're editing a stored entry, it would also assume it's a duplicate.
 if( !empty( $field->noDuplicates ) ) {

 $entry = $this->get_entry();

 // If the value of the entry is the same as the stored value
 // Then we can assume it's not a duplicate, it's the same.
 if( !empty( $entry ) && $value == $entry[ $field->id ] ) {
 //if value submitted was not changed, then don't validate
 $field->failed_validation = false;

 unset( $field->validation_message );

 gravityview()->log->debug( 'GravityView_Edit_Entry[custom_validation] Field not a duplicate; it is the same entry.', array( 'data' => $entry ) );

 continue;
 }
 }

 // if here then probably we are facing the validation 'At least one field must be filled out'
 if( GFFormDisplay::is_empty( $field, $this->form_id ) && empty( $field->isRequired ) ) {
 unset( $field->validation_message );
 $field->failed_validation = false;
 continue;
 }

 $gv_valid = false;

 }

 }

 $validation_results['is_valid'] = $gv_valid;

 gravityview()->log->debug( 'GravityView_Edit_Entry[custom_validation] Validation results.', array( 'data' => $validation_results ) );

 // We'll need this result when rendering the form ( on GFFormDisplay::get_form )
 $this->form_after_validation = $validation_results['form'];

 return $validation_results;
 }


 /**
 * TODO: This seems to be hacky... we should remove it. Entry is set when updating the form using setup_vars()!
 * Get the current entry and set it if it's not yet set.
 * @return array Gravity Forms entry array
 */
 public function get_entry() {

 if( empty( $this->entry ) ) {
 // Get the database value of the entry that's being edited
 $this->entry = gravityview_get_entry( GravityView_frontend::is_single_entry() );
 }

 return $this->entry;
 }



 // --- Filters

 /**
 * Get the Edit Entry fields as configured in the View
 *
 * @since 1.8
 *
 * @param int $view_id
 *
 * @return array Array of fields that are configured in the Edit tab in the Admin
 */
 private function get_configured_edit_fields( $form, $view_id ) {

 // Get all fields for form
 if ( \GV\View::exists( $view_id ) ) {
 $view = \GV\View::by_id( $view_id );
 $properties = $view->fields ? $view->fields->as_configuration() : array();
 } else {
 $properties = null;
 }

 // If edit tab not yet configured, show all fields
 $edit_fields = !empty( $properties['edit_edit-fields'] ) ? $properties['edit_edit-fields'] : NULL;

 // Hide fields depending on admin settings
 $fields = $this->filter_fields( $form['fields'], $edit_fields );

 // If Edit Entry fields are configured, remove adminOnly field settings. Otherwise, don't.
 $fields = $this->filter_admin_only_fields( $fields, $edit_fields, $form, $view_id );

 /**
 * @filter `gravityview/edit_entry/form_fields` Modify the fields displayed in Edit Entry form
 * @since 1.17
 * @param GF_Field[] $fields Gravity Forms form fields
 * @param array|null $edit_fields Fields for the Edit Entry tab configured in the View Configuration
 * @param array $form GF Form array (`fields` key modified to have only fields configured to show in Edit Entry)
 * @param int $view_id View ID
 */
 $fields = apply_filters( 'gravityview/edit_entry/form_fields', $fields, $edit_fields, $form, $view_id );

 return $fields;
 }


 /**
 * Filter area fields based on specified conditions
 * - This filter removes the fields that have calculation configured
 * - Hides fields that are hidden, etc.
 *
 * @uses GravityView_Edit_Entry::user_can_edit_field() Check caps
 * @access private
 * @param GF_Field[] $fields
 * @param array $configured_fields
 * @since 1.5
 * @return array $fields
 */
 private function filter_fields( $fields, $configured_fields ) {

 if( empty( $fields ) || !is_array( $fields ) ) {
 return $fields;
 }

 $edit_fields = array();

 $field_type_blocklist = $this->loader->get_field_blocklist( $this->entry );

 if ( empty( $configured_fields ) && apply_filters( 'gravityview/features/paged-edit', false ) ) {
 $field_type_blocklist = array_diff( $field_type_blocklist, array( 'page' ) );
 }

 // First, remove blocklist or calculation fields
 foreach ( $fields as $key => $field ) {

 // Remove the fields that have calculation properties and keep them to be used later
 // @since 1.16.2
 if( $field->has_calculation() ) {
 $this->fields_with_calculation[] = $field;
 // don't remove the calculation fields on form render.
 }

 if( in_array( $field->type, $field_type_blocklist ) ) {
 unset( $fields[ $key ] );
 }
 }

 // The Edit tab has not been configured, so we return all fields by default.
 // But we do keep the hidden ones hidden please, for everyone :)
 if ( empty( $configured_fields ) ) {

 $out_fields = array();

 foreach ( $fields as &$field ) {

 /**
 * @filter `gravityview/edit_entry/render_hidden_field`
 * @see https://docs.gravityview.co/article/678-edit-entry-hidden-fields-field-visibility
 * @since 2.7
 * @param bool $render_hidden_field Whether to render this Hidden field in HTML. Default: true
 * @param GF_Field $field The field to possibly remove
 */
 $render_hidden_field = apply_filters( 'gravityview/edit_entry/render_hidden_field', true, $field );

 if ( 'hidden' === $field->type && ! $render_hidden_field ) {
 continue; // Don't include hidden fields in the output
 }

 if ( 'hidden' == $field->visibility ) {
 continue; // Never include when no fields are configured
 }

 $out_fields[] = $field;
 }

 return array_values( $out_fields );
 }

 // The edit tab has been configured, so we loop through to configured settings
 foreach ( $configured_fields as $configured_field ) {

 /** @var GF_Field $field */
 foreach ( $fields as $field ) {
 if( intval( $configured_field['id'] ) === intval( $field->id ) && $this->user_can_edit_field( $configured_field, false ) ) {
 $edit_fields[] = $this->merge_field_properties( $field, $configured_field );
 break;
 }

 }

 }

 return $edit_fields;

 }

 /**
 * Override GF Form field properties with the ones defined on the View
 * @param GF_Field $field GF Form field object
 * @param array $field_setting GV field options
 * @since 1.5
 * @return array|GF_Field
 */
 private function merge_field_properties( $field, $field_setting ) {

 $return_field = $field;

 if( empty( $field_setting['show_label'] ) ) {
 $return_field->label = '';
 } elseif ( !empty( $field_setting['custom_label'] ) ) {
 $return_field->label = $field_setting['custom_label'];
 }

 if( !empty( $field_setting['custom_class'] ) ) {
 $return_field->cssClass .= ' '. gravityview_sanitize_html_class( $field_setting['custom_class'] );
 }

 /**
 * Normalize page numbers - avoid conflicts with page validation
 * @since 1.6
 */
 $return_field->pageNumber = 1;

 return $return_field;

 }

 /**
 * Remove fields that shouldn't be visible based on the Gravity Forms adminOnly field property
 *
 * @since 1.9.1
 *
 * @param array|GF_Field[] $fields Gravity Forms form fields
 * @param array|null $edit_fields Fields for the Edit Entry tab configured in the View Configuration
 * @param array $form GF Form array
 * @param int $view_id View ID
 *
 * @return array Possibly modified form array
 */
 private function filter_admin_only_fields( $fields = array(), $edit_fields = null, $form = array(), $view_id = 0 ) {

 /**
 * @filter `gravityview/edit_entry/use_gf_admin_only_setting` When Edit tab isn't configured, should the Gravity Forms "Admin Only" field settings be used to control field display to non-admins? Default: true
 * If the Edit Entry tab is not configured, adminOnly fields will not be shown to non-administrators.
 * If the Edit Entry tab *is* configured, adminOnly fields will be shown to non-administrators, using the configured GV permissions
 * @since 1.9.1
 * @param boolean $use_gf_adminonly_setting True: Hide field if set to Admin Only in GF and the user is not an admin. False: show field based on GV permissions, ignoring GF permissions.
 * @param array $form GF Form array
 * @param int $view_id View ID
 */
 $use_gf_adminonly_setting = apply_filters( 'gravityview/edit_entry/use_gf_admin_only_setting', empty( $edit_fields ), $form, $view_id );

 if( $use_gf_adminonly_setting && false === GVCommon::has_cap( 'gravityforms_edit_entries', $this->entry['id'] ) ) {
 foreach( $fields as $k => $field ) {
 if( $field->adminOnly ) {
 unset( $fields[ $k ] );
 }
 }
 return array_values( $fields );
 }

 foreach( $fields as &$field ) {
 $field->adminOnly = false;
 }

 return $fields;
 }

 /**
 * Checkboxes and other checkbox-based controls should not
 * display default checks in edit mode.
 *
 * https://github.com/gravityview/GravityView/1149
 *
 * @since 2.1
 *
 * @param array $form Gravity Forms array object
 *
 * @return array $form, modified to default checkboxes, radios from showing up.
 */
 private function unselect_default_values( $form ) {

 foreach ( $form['fields'] as &$field ) {

 if ( empty( $field->choices ) ) {
 continue;
 }

 foreach ( $field->choices as &$choice ) {
 if ( \GV\Utils::get( $choice, 'isSelected' ) ) {
 $choice['isSelected'] = false;
 }
 }
 }

 return $form;
 }

 // --- Conditional Logic

 /**
 * Conditional logic isn't designed to work with forms that already have content. When switching input values,
 * the dependent fields will be blank.
 *
 * Note: This is because GF populates a JavaScript variable with the input values. This is tough to filter at the input level;
 * via the `gform_field_value` filter; it requires lots of legwork. Doing it at the form level is easier.
 *
 * @since 1.17.4
 *
 * @param array $form Gravity Forms array object
 *
 * @return array $form, modified to fix conditional
 */
 function prefill_conditional_logic( $form ) {

 if( ! GFFormDisplay::has_conditional_logic( $form ) ) {
 return $form;
 }

 // Have Conditional Logic pre-fill fields as if the data were default values
 /** @var GF_Field $field */
 foreach ( $form['fields'] as &$field ) {

 if( 'checkbox' === $field->type ) {
 foreach ( $field->get_entry_inputs() as $key => $input ) {
 $input_id = $input['id'];
 $choice = $field->choices[ $key ];
 $value = \GV\Utils::get( $this->entry, $input_id );
 $match = RGFormsModel::choice_value_match( $field, $choice, $value );
 if( $match ) {
 $field->choices[ $key ]['isSelected'] = true;
 }
 }
 } else {

 // We need to run through each field to set the default values
 foreach ( $this->entry as $field_id => $field_value ) {

 if( floatval( $field_id ) === floatval( $field->id ) ) {

 if( 'list' === $field->type ) {
 $list_rows = maybe_unserialize( $field_value );

 $list_field_value = array();
 foreach ( (array) $list_rows as $row ) {
 foreach ( (array) $row as $column ) {
 $list_field_value[] = $column;
 }
 }

 $field->defaultValue = serialize( $list_field_value );
 } else {
 $field->defaultValue = $field_value;
 }
 }
 }
 }
 }

 return $form;
 }

 /**
 * Remove the conditional logic rules from the form button and the form fields, if needed.
 *
 * @todo Merge with caller method
 * @since 1.9
 *
 * @param array $form Gravity Forms form
 * @return array Modified form, if not using Conditional Logic
 */
 private function filter_conditional_logic( $form ) {
 /**
 * Fields that are tied to a conditional logic field that is not present in the view
 * have to still be displayed, if the condition is met.
 *
 * @see https://github.com/gravityview/GravityView/issues/840
 * @since develop
 */
 $the_form = GFAPI::get_form( $form['id'] );
 $editable_ids = array();
 foreach ( $form['fields'] as $field ) {
 $editable_ids[] = $field['id']; // wp_list_pluck is destructive in this context
 }
 $remove_conditions_rule = array();
 foreach ( $the_form['fields'] as $field ) {
 if ( ! empty( $field->conditionalLogic ) && ! empty( $field->conditionalLogic['rules'] ) ) {
 foreach ( $field->conditionalLogic['rules'] as $i => $rule ) {
 if ( ! in_array( $rule['fieldId'], $editable_ids ) ) {
 /**
 * This conditional field is not editable in this View.
 * We need to remove the rule, but only if it matches.
 */
 if ( $_field = GFAPI::get_field( $the_form, $rule['fieldId'] ) ) {
 $value = $_field->get_value_export( $this->entry );
 } elseif ( isset( $this->entry[ $rule['fieldId'] ] ) ) {
 $value = $this->entry[ $rule['fieldId'] ];
 } else {
 $value = gform_get_meta( $this->entry['id'], $rule['fieldId'] );
 }

 $match = GFFormsModel::matches_operation( $value, $rule['value'], $rule['operator'] );

 if ( $match ) {
 $remove_conditions_rule[] = array( $field['id'], $i );
 }
 }
 }
 }
 }

 if ( $remove_conditions_rule ) {
 foreach ( $form['fields'] as &$field ) {
 foreach ( $remove_conditions_rule as $_remove_conditions_r ) {

 list( $rule_field_id, $rule_i ) = $_remove_conditions_r;

 if ( $field['id'] == $rule_field_id ) {
 unset( $field->conditionalLogic['rules'][ $rule_i ] );
 gravityview()->log->debug( 'Removed conditional rule #{rule} for field {field_id}', array( 'rule' => $rule_i, 'field_id' => $field['id'] ) );
 }
 }
 }
 }

 /** Normalize the indices... */
 $form['fields'] = array_values( $form['fields'] );

 /**
 * @filter `gravityview/edit_entry/conditional_logic` Should the Edit Entry form use Gravity Forms conditional logic showing/hiding of fields?
 * @since 1.9
 * @param bool $use_conditional_logic True: Gravity Forms will show/hide fields just like in the original form; False: conditional logic will be disabled and fields will be shown based on configuration. Default: true
 * @param array $form Gravity Forms form
 */
 $use_conditional_logic = apply_filters( 'gravityview/edit_entry/conditional_logic', true, $form );

 if( $use_conditional_logic ) {
 return $form;
 }

 foreach( $form['fields'] as &$field ) {
 /* @var GF_Field $field */
 $field->conditionalLogic = null;
 }

 unset( $form['button']['conditionalLogic'] );

 return $form;

 }

 /**
 * Disable the Gravity Forms conditional logic script and features on the Edit Entry screen
 *
 * @since 1.9
 *
 * @param $has_conditional_logic
 * @param $form
 * @return mixed
 */
 public function manage_conditional_logic( $has_conditional_logic, $form ) {

 if( ! $this->is_edit_entry() ) {
 return $has_conditional_logic;
 }

 /** @see GravityView_Edit_Entry_Render::filter_conditional_logic for filter documentation */
 return apply_filters( 'gravityview/edit_entry/conditional_logic', $has_conditional_logic, $form );
 }


 // --- User checks and nonces

 /**
 * Check if the user can edit the entry
 *
 * - Is the nonce valid?
 * - Does the user have the right caps for the entry
 * - Is the entry in the trash?
 *
 * @todo Move to GVCommon
 *
 * @param boolean $echo Show error messages in the form?
 * @return boolean True: can edit form. False: nope.
 */
 private function user_can_edit_entry( $echo = false ) {

 $error = NULL;

 /**
 * 1. Permalinks are turned off
 * 2. There are two entries embedded using oEmbed
 * 3. One of the entries has just been saved
 */
 if( !empty( $_POST['lid'] ) && !empty( $_GET['entry'] ) && ( $_POST['lid'] !== $_GET['entry'] ) ) {

 $error = true;

 }

 if( !empty( $_GET['entry'] ) && (string)$this->entry['id'] !== $_GET['entry'] ) {

 $error = true;

 } elseif( ! $this->verify_nonce() ) {

 /**
 * If the Entry is embedded, there may be two entries on the same page.
 * If that's the case, and one is being edited, the other should fail gracefully and not display an error.
 */
 if( GravityView_oEmbed::getInstance()->get_entry_id() ) {
 $error = true;
 } else {
 $error = __( 'The link to edit this entry is not valid; it may have expired.', 'gk-gravityview');
 }

 }

 if( ! GravityView_Edit_Entry::check_user_cap_edit_entry( $this->entry, $this->view ) ) {
 $error = __( 'You do not have permission to edit this entry.', 'gk-gravityview');
 }

 if( $this->entry['status'] === 'trash' ) {
 $error = __('You cannot edit the entry; it is in the trash.', 'gk-gravityview' );
 }

 // No errors; everything's fine here!
 if( empty( $error ) ) {
 return true;
 }

 if( $echo && $error !== true ) {

 $error = esc_html( $error );

 /**
 * @since 1.9
 */
 if ( ! empty( $this->entry ) ) {
 $error .= ' ' . gravityview_get_link( '#', _x('Go back.', 'Link shown when invalid Edit Entry link is clicked', 'gk-gravityview' ), array( 'onclick' => "window.history.go(-1); return false;" ) );
 }

 echo GVCommon::generate_notice( wpautop( $error ), 'gv-error error');
 }

 gravityview()->log->error( '{error}', array( 'error' => $error ) );

 return false;
 }


 /**
 * Check whether a field is editable by the current user, and optionally display an error message
 * @uses GravityView_Edit_Entry->check_user_cap_edit_field() Check user capabilities
 * @param array $field Field or field settings array
 * @param boolean $echo Whether to show error message telling user they aren't allowed
 * @return boolean True: user can edit the current field; False: nope, they can't.
 */
 private function user_can_edit_field( $field, $echo = false ) {

 $error = NULL;

 if( ! $this->check_user_cap_edit_field( $field ) ) {
 $error = __( 'You do not have permission to edit this field.', 'gk-gravityview');
 }

 // No errors; everything's fine here!
 if( empty( $error ) ) {
 return true;
 }

 if( $echo ) {
 echo GVCommon::generate_notice( wpautop( esc_html( $error ) ), 'gv-error error');
 }

 gravityview()->log->error( '{error}', array( 'error' => $error ) );

 return false;

 }


 /**
 * checks if user has permissions to edit a specific field
 *
 * Needs to be used combined with GravityView_Edit_Entry::user_can_edit_field for maximum security!!
 *
 * @param [type] $field [description]
 * @return bool
 */
 private function check_user_cap_edit_field( $field ) {

 // If they can edit any entries (as defined in Gravity Forms), we're good.
 if( GVCommon::has_cap( array( 'gravityforms_edit_entries', 'gravityview_edit_others_entries' ) ) ) {
 return true;
 }

 $field_cap = isset( $field['allow_edit_cap'] ) ? $field['allow_edit_cap'] : false;

 if( $field_cap ) {
 return GVCommon::has_cap( $field['allow_edit_cap'] );
 }

 return false;
 }


 /**
 * Is the current nonce valid for editing the entry?
 * @return boolean
 */
 public function verify_nonce() {

 // Verify form submitted for editing single
 if( $this->is_edit_entry_submission() ) {
 $valid = wp_verify_nonce( $_POST[ self::$nonce_field ], self::$nonce_field );
 }

 // Verify
 else if( ! $this->is_edit_entry() ) {
 $valid = false;
 }

 else {
 $valid = wp_verify_nonce( $_GET['edit'], self::$nonce_key );
 }

 /**
 * @filter `gravityview/edit_entry/verify_nonce` Override Edit Entry nonce validation. Return true to declare nonce valid.
 * @since 1.13
 * @param int|boolean $valid False if invalid; 1 or 2 when nonce was generated
 * @param string $nonce_field Key used when validating submissions. Default: is_gv_edit_entry
 */
 $valid = apply_filters( 'gravityview/edit_entry/verify_nonce', $valid, self::$nonce_field );

 return $valid;
 }


 /**
 * Multiselect in GF 2.2 became a json_encoded value. Fix it.
 *
 * As a hack for now we'll implode it back.
 */
 public function fix_multiselect_value_serialization( $field_value, $field, $_this ) {
 if ( empty ( $field->storageType ) || $field->storageType != 'json' ) {
 return $field_value;
 }

 $maybe_json = @json_decode( $field_value, true );

 if ( $maybe_json ) {
 return implode( ',', $maybe_json );
 }

 return $field_value;
 }

 /**
 * Returns labels for the action links on Edit Entry
 *
 * @since 2.10.4
 *
 * @return array `cancel`, `submit`, `next`, `previous` array keys with associated labels.
 */
 public function get_action_labels() {

 $labels = array(
 'cancel' => $this->view->settings->get( 'action_label_cancel', _x( 'Cancel', 'Shown when the user decides not to edit an entry', 'gk-gravityview' ) ),
 'submit' => $this->view->settings->get( 'action_label_update', _x( 'Update', 'Button to update an entry the user is editing', 'gk-gravityview' ) ),
 'next' => $this->view->settings->get( 'action_label_next', __( 'Next', 'Show the next page in a multi-page form', 'gk-gravityview' ) ),
 'previous' => $this->view->settings->get( 'action_label_previous', __( 'Previous', 'Show the previous page in a multi-page form', 'gk-gravityview' ) ),
 );

 /**
 * @filter `gravityview/edit_entry/button_labels` Modify the cancel/submit buttons' labels
 * @since 1.16.3
 * @param array $labels Default button labels associative array
 * @param array $form The Gravity Forms form
 * @param array $entry The Gravity Forms entry
 * @param int $view_id The current View ID
 */
 $labels = apply_filters( 'gravityview/edit_entry/button_labels', $labels, $this->form, $this->entry, $this->view_id );

 return (array) $labels;
 }

} //end class