GravityView_Edit_Entry_Render::render_edit_form() - Code Metrics - Inspection of "Add initial paged edits" - gravityview/GravityView - Measure and Improve Code Quality continuously with Scrutinizer

Completed
Push — develop ( f1ab0c...827450 )

by Gennady
created 2019-10-15 08:23 UTC
GravityView_Edit_Entry_Render::render_edit_form() B

↳ Parent: GravityView_Edit_Entry_Render
Complexity

Conditions	7
Paths	17
Size

Total Lines
Duplication

Lines	0
Ratio	0 %
Code Coverage

Tests	27
CRAP Score	7
Importance

Changes
Metric	Value
cc	7
nc	17
nop	0
dl	0
loc	76
ccs	27
cts	27
cp	1
crap	7
rs	7.5903
c	0
b	0
f	0
How to fix Long Method

<?php
/**
 * GravityView Edit Entry - render frontend
 *
 * @package   GravityView
 * @license   GPL2+
 * @author    Katz Web Services, Inc.
 * @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 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 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;

	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_filter( 'wp', 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 );
	}

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

		$is_edit_entry = GravityView_frontend::is_single_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 setup the vars
	 */
	private function setup_vars() {
        global $post;

		$gravityview_view = GravityView_View::getInstance();


		$entries = $gravityview_view->getEntries();
	    self::$original_entry = $entries[0];
	    $this->entry = $entries[0];

		self::$original_form = $gravityview_view->getForm();
		$this->form = $gravityview_view->getForm();
		$this->form_id = $this->entry['form_id'];
		$this->view_id = $gravityview_view->getViewId();
		$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();

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

		// 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->view = $view;

		$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( $gravityview_view->getForm(), false);

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

		// Sack is required for images
		wp_print_scripts( array( 'sack', 'gform_gravityforms', 'gravityview-fe-view' ) );
	}


	/**
	 * Process edit entry form save
	 *
	 * @param array $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'] );

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

			/**
			 * @hack to force Gravity Forms to use $read_value_from_post in GFFormsModel::save_lead()
			 * @since 1.17.2
			 */
			unset( $this->entry['date_created'] );

			/**
			 * @action `gravityview/edit_entry/before_update` Perform an action after the entry has been updated using Edit Entry
			 * @since develop
			 * @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();
			
			$this->entry['date_created'] = $date_created;

			// Process calculation fields
			$this->update_calculation_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();
class MyClass { }

$x = new MyClass();
$x->foo = true;

		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;
			}

		    $field = RGFormsModel::get_field( $this->form, $input_id );

		    // Reset fields that are hidden
		    // Don't pass $entry as fourth parameter; force using $_POST values to calculate conditional logic
		    if ( GFFormsModel::is_field_hidden( $this->form, $field, array(), NULL ) ) {

				$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 ] = '';
		    }
	    }
	}

	/**
	 * 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( $entry[ $input_id ], true );
			}
			return $value;
		}

		/** No file is being uploaded. */
		if ( empty( $_FILES[ $input_name ]['name'] ) ) {
			/** So return the original upload */
			return $entry[ $input_id ];
		}

		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 );

	    /** @var 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
			 * @var GF_Field $field
			 */
			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[ $input['id'] ];
function myFunction($a) {
    switch ($a) {
        case 'foo':
            $x = 1;
            break;

        case 'bar':
            $x = 2;
            break;
    }

    // $x is potentially undefined here.
    echo $x;
}
							}
						}

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

		?>

		<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', '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' ) {

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

			if( ! $this->is_valid ){


				// Keeping this compatible with Gravity Forms.
				$validation_message = "<div class='validation_error'>" . __('There was a problem with your submission.', 'gravityview') . " " . __('Errors have been highlighted below.', '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' );

			} 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', '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.','gravityview'), '<a href="'. esc_url( $redirect_url ) . '">', esc_html( $view->post_title ), '</a>' );
<?php

/**
 * @property int $x
 * @property int $y
 * @property string $text
 */
class MyLabel
{
    private $properties;

    private $allowedProperties = array('x', 'y', 'text');

    public function __get($name)
    {
        if (isset($properties[$name]) && in_array($name, $this->allowedProperties)) {
            return $properties[$name];
        } else {
            return null;
        }
    }

    public function __set($name, $value)
    {
        if (in_array($name, $this->allowedProperties)) {
            $properties[$name] = $value;
        } else {
            throw new \LogicException("Property $name is not defined.");
        }
    }

}
	                    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.','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', '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
				 */
				$message = apply_filters( 'gravityview/edit_entry/success', $entry_updated_message , $this->view_id, $this->entry, $back_link );

				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_target_page_number_' . $this->form['id'], 1 ) ) > 1 ) {
				GFFormDisplay::$submission[ $this->form['id'] ][ 'form' ] = $this->form;
				GFFormDisplay::$submission[ $this->form['id'] ][ 'is_valid' ] = true;
				GFFormDisplay::$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 = '' ) {


		// 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, $value, $lead_id = 0, $form_id ) {


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

        $message = null;

        // First, make sure they have the capability to edit the post.
        if( 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.', 'gravityview') );

        } elseif( 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.', '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, $value, $lead_id = 0, $form_id ) {


		$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 {

				        // 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  [type] $validation_results [description]

	 * @return [type]                     [description]

	 */
	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 );

			// Validate always
			switch ( $field_type ) {


				case 'fileupload' :
				case 'post_image':

				    // in case nothing is uploaded but there are already files saved
				    if( !empty( $field->failed_validation ) && !empty( $field->isRequired ) && !empty( $value ) ) {
				        $field->failed_validation = false;
				        unset( $field->validation_message );
				    }

				    // 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', 'gravityview' );
				            $field->failed_validation = 1;
				            $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->validation_message = 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_blacklist = $this->loader->get_field_blacklist( $this->entry );

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

		// First, remove blacklist 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_blacklist ) ) {
				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 ) {
				if ( 'hidden' === $field->type ) {
					continue; // A hidden field is just hidden
				}

				if ( 'hidden' == $field->visibility ) {
					continue; // Same
				}

				$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() ) {
0   == false // true
0   == null  // true
123 == false // false
123 == null  // false

// It is often better to use strict comparison
0 === false // false
0 === null  // false
				$error = true;
			} else {
				$error = __( 'The link to edit this entry is not valid; it may have expired.', 'gravityview');
			}

		}

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

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



} //end class

gravityview / GravityView

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GravityView_Edit_Entry_Render::render_edit_form() B

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