<?php 

if( ! defined( 'ABSPATH' ) ) exit; // Exit if accessed directly

if( ! class_exists('ACF_Admin_Field_Groups') ) :

class ACF_Admin_Field_Groups {
	
	/**
	 * Array of field groups availbale for sync.
	 *
	 * @since 5.9.0
	 * @var array
	 */
	public $sync = array();
	
	/**
	 * The current view (post_status).
	 *
	 * @since 5.9.0
	 * @var string
	 */
	public $view = '';
	
	/**
	 * Constructor.
	 *
	 * @date	5/03/2014
	 * @since	5.0.0
	 *
	 * @param	void
	 * @return	void
	 */
	public function __construct() {
		
		// Add hooks.
		add_action( 'load-edit.php',	array( $this, 'handle_redirection') );
		add_action( 'current_screen',	array( $this, 'current_screen' ) );
		
		// Handle post status change events.
		add_action( 'trashed_post',		array( $this, 'trashed_post') );
		add_action( 'untrashed_post',	array( $this, 'untrashed_post') );
		add_action( 'deleted_post',		array( $this, 'deleted_post') );
	}
	
	/**
	 * Returns the Field Groups admin URL. 
	 *
	 * @date	27/3/20
	 * @since	5.9.0
	 *
	 * @param	string $params Extra URL params.
	 * @return	string
	 */
	public function get_admin_url( $params = '' ) {
		return admin_url( "edit.php?post_type=acf-field-group{$params}" );
	}

	/**
	 * Returns the Field Groups admin URL taking into account the current view. 
	 *
	 * @date	27/3/20
	 * @since	5.9.0
	 *
	 * @param	string $params Extra URL params.
	 * @return	string
	 */
	public function get_current_admin_url( $params = '' ) {
		return $this->get_admin_url( ( $this->view ? '&post_status=' . $this->view : '' ) . $params );
	}
	
	/**
	 * Redirects users from ACF 4.0 admin page.
	 *
	 * @date	17/9/18
	 * @since	5.7.6
	 *
	 * @param	void
	 * @return	void
	 */
	public function handle_redirection() {
		if( isset($_GET['post_type']) && $_GET['post_type'] === 'acf' ) {
			wp_redirect( $this->get_admin_url() );
			exit;
		}
	}
	
	/**
	 * Constructor for the Field Groups admin page.
	 *
	 * @date	21/07/2014
	 * @since	5.0.0
	 *
	 * @param	void
	 * @return	void
	 */
	public function current_screen() {
		
		// Bail early if not Field Groups admin page.
		if( !acf_is_screen('edit-acf-field-group') ) {
			return;
		}
		
		// Get the current view.
		$this->view = isset( $_GET['post_status'] ) ? sanitize_text_field( $_GET['post_status'] ) : '';
		
		// Setup and check for custom actions..
		$this->setup_sync();
		$this->check_sync();
		$this->check_duplicate();
		
		// Modify publish post status text and order.
		global $wp_post_statuses;
		$wp_post_statuses['publish']->label_count = _n_noop( 'Active <span class="count">(%s)</span>', 'Active <span class="count">(%s)</span>', 'acf' );
		$wp_post_statuses['trash'] = acf_extract_var( $wp_post_statuses, 'trash' );
		
		// Add hooks.
		add_action( 'admin_enqueue_scripts',						array( $this, 'admin_enqueue_scripts') );
		add_action( 'admin_body_class', 							array( $this, 'admin_body_class' ) );
		add_filter( 'views_edit-acf-field-group',					array( $this, 'admin_table_views' ), 10, 1 );
		add_filter( 'manage_acf-field-group_posts_columns',			array( $this, 'admin_table_columns' ), 10, 1 );
		add_action( 'manage_acf-field-group_posts_custom_column',	array( $this, 'admin_table_columns_html' ), 10, 2 );
		add_filter( 'display_post_states',							array( $this, 'display_post_states' ), 10, 2 );
		add_filter( 'bulk_actions-edit-acf-field-group',			array( $this, 'admin_table_bulk_actions' ), 10, 1 );
		add_action( 'admin_footer',									array( $this, 'admin_footer' ), 1 );
		if( $this->view !== 'trash' ) {
			add_filter( 'page_row_actions',							array( $this, 'page_row_actions' ), 10, 2 );
		}

		// Add hooks for "sync" view.
		if( $this->view === 'sync' ) {
			add_action( 'admin_footer',								array( $this, 'admin_footer__sync' ), 1 );
		}
	}
	
	/**
	 * Sets up the field groups ready for sync.
	 *
	 * @date	17/4/20
	 * @since	5.9.0
	 *
	 * @param	void
	 * @return	void
	 */
	public function setup_sync() {
		
		// Review local json field groups.
		if( acf_get_local_json_files() ) {
			
			// Get all groups in a single cached query to check if sync is available.
			$all_field_groups = acf_get_field_groups();
			foreach( $all_field_groups as $field_group ) {
				
				// Extract vars.
				$local = acf_maybe_get( $field_group, 'local' );
				$modified = acf_maybe_get( $field_group, 'modified' );
				$private = acf_maybe_get( $field_group, 'private' );
				
				// Ignore if is private.
				if( $private ) {
					continue;
				
				// Ignore not local "json".
				} elseif( $local !== 'json' ) {
					continue;
				
				// Append to sync if not yet in database.	
				} elseif( !$field_group['ID'] ) {
					$this->sync[ $field_group['key'] ] = $field_group;
				
				// Append to sync if "json" modified time is newer than database.
				} elseif( $modified && $modified > get_post_modified_time('U', true, $field_group['ID']) ) {
					$this->sync[ $field_group['key'] ] = $field_group;
				}
			}
		}
	}
	
	/**
	 * Enqueues admin scripts.
	 *
	 * @date	18/4/20
	 * @since	5.9.0
	 *
	 * @param	void
	 * @return	void
	 */
	public function admin_enqueue_scripts() {
		acf_enqueue_script( 'acf' );
		
		// Localize text.
		acf_localize_text(array(
			'Review local JSON changes' => __( 'Review local JSON changes', 'acf' ),
			'Loading diff'              => __( 'Loading diff', 'acf' ),
			'Sync changes'              => __( 'Sync changes', 'acf' ),
		));
	}
	
	/**
	 * Modifies the admin body class.
	 *
	 * @date	18/4/20
	 * @since	5.9.0
	 *
	 * @param	string $classes Space-separated list of CSS classes.
	 * @return	string
	 */
	public function admin_body_class( $classes ) {
		$classes .= ' acf-admin-field-groups';
		if( $this->view ) {
			$classes .= " view-{$this->view}";
		}
		return $classes;
	}
	
	/**
	 * returns the disabled post state HTML.
	 *
	 * @date	17/4/20
	 * @since	5.9.0
	 *
	 * @param	void
	 * @return	string
	 */
	public function get_disabled_post_state() {
		return '<span class="dashicons dashicons-hidden"></span> ' . _x( 'Disabled', 'post status', 'acf' );
	}
	
	/**
	 * Adds the "disabled" post state for the admin table title.
	 *
	 * @date	1/4/20
	 * @since	5.9.0
	 *
	 * @param	array $post_states An array of post display states.
     * @param	WP_Post $post The current post object.
	 * @return	array
	 */
	public function display_post_states( $post_states, $post ) {
		if( $post->post_status === 'acf-disabled' ) {
			$post_states['acf-disabled'] = $this->get_disabled_post_state();
		}
		return $post_states;
	}
	
	/**
	 * Customizes the admin table columns.
	 *
	 * @date	1/4/20
	 * @since	5.9.0
	 *
	 * @param	array $columns The columns array.
	 * @return	array
	 */
	public function admin_table_columns( $_columns ) {
		$columns = array(
			'cb'	 			=> $_columns['cb'],
			'title' 			=> $_columns['title'],
			'acf-description'	=> __('Description', 'acf'),
			'acf-key'			=> __('Key', 'acf'),
			'acf-location' 		=> __('Location', 'acf'),
			'acf-count' 		=> __('Fields', 'acf'),
		);
		if( acf_get_local_json_files() ) {
			$columns['acf-json'] = __('Local JSON', 'acf');
		}
		return $columns;
	}
	
	/**
	 * Renders the admin table column HTML
	 *
	 * @date	1/4/20
	 * @since	5.9.0
	 *
	 * @param	string $column_name The name of the column to display.
	 * @param	int $post_id The current post ID.
	 * @return	void
	 */
	public function admin_table_columns_html( $column_name, $post_id ) {
		$field_group = acf_get_field_group( $post_id );
		if( $field_group ) {
			$this->render_admin_table_column( $column_name, $field_group );
		}
	}
	
	/**
	 * Renders a specific admin table column.
	 *
	 * @date	17/4/20
	 * @since	5.9.0
	 *
	 * @param	string $column_name The name of the column to display.
	 * @param	array $field_group The field group.
	 * @return	void
	 */
	public function render_admin_table_column( $column_name, $field_group ) {
		switch ( $column_name ) {
			
			// Key.
			case 'acf-key':
				echo esc_html( $field_group['key'] );
				break;
				
			// Description.
			case 'acf-description':
				if( $field_group['description'] ) {
					echo '<span class="acf-description">' . acf_esc_html( $field_group['description'] ) . '</span>';
				}
				break;
			
			// Location.
			case 'acf-location':
				$this->render_admin_table_column_locations( $field_group );
				break;
				
			// Count.
			case 'acf-count':
				echo esc_html( acf_get_field_count( $field_group ) );
				break;
			
			// Local JSON.
			case 'acf-json':
				$this->render_admin_table_column_local_status( $field_group );
				break;
		}
	}
	
	/**
	 * Displays a visual representation of the field group's locations.
	 *
	 * @date	1/4/20
	 * @since	5.9.0
	 *
	 * @param	array $field_group The field group.
	 * @return	void
	 */
	public function render_admin_table_column_locations( $field_group ) {
		$objects = array();
		
		// Loop over location rules and determine connected object types.
		if( $field_group['location'] ) {
			foreach( $field_group['location'] as $i => $rules ) {
				
				// Determine object types for each rule.
				foreach( $rules as $j => $rule ) {
					
					// Get location type and subtype for the current rule.
					$location = acf_get_location_rule( $rule['param'] );
					$location_object_type = '';
					$location_object_subtype = '';
					if( $location ) {
						$location_object_type = $location->get_object_type( $rule );
						$location_object_subtype = $location->get_object_subtype( $rule );
					}
					$rules[ $j ]['object_type'] = $location_object_type;
					$rules[ $j ]['object_subtype'] = $location_object_subtype;
				}
				
				// Now that each $rule conains object type data...
				$object_types = array_column( $rules, 'object_type' );
				$object_types = array_filter( $object_types );
				$object_types = array_values( $object_types );
				if( $object_types ) {
					$object_type = $object_types[0];
				} else {
					continue;
				}
				
				$object_subtypes = array_column( $rules, 'object_subtype' );
				$object_subtypes = array_filter( $object_subtypes );
				$object_subtypes = array_values( $object_subtypes );
				$object_subtypes = array_map('acf_array', $object_subtypes);
				if( count($object_subtypes) > 1 ) {
					$object_subtypes = call_user_func_array('array_intersect', $object_subtypes);
					$object_subtypes = array_values( $object_subtypes );
				} elseif( $object_subtypes ) {
					$object_subtypes = $object_subtypes[0];
				} else {
					$object_subtypes = array( '' );
				}
				
				// Append to objects.
				foreach( $object_subtypes as $object_subtype ) {
					$object = acf_get_object_type( $object_type, $object_subtype );
					if( $object ) {
						$objects[ $object->name ] = $object;
					}
				}
			}
		}
		
		// Reset keys.
		$objects = array_values( $objects );
		
		// Display.
		$html = '';
		if( $objects ) {
			$limit = 3;
			$total = count( $objects );
	
			// Icon.
			$html .= '<span class="dashicons ' . $objects[0]->icon . ($total > 1 ? ' acf-multi-dashicon' : '') . '"></span> ';
			
			// Labels.
			$labels = array_column( $objects, 'label' );
			$labels = array_slice( $labels, 0, 3 );
			$html .= implode(', ', $labels );
			
			// More.
			if( $total > $limit ) {
				$html .= ', ...';
			}
		} else {
			$html = '<span class="dashicons dashicons-businesswoman"></span> ' . __( 'Various', 'acf' );
		}
		
		// Filter.
		echo acf_esc_html( $html );
	}
	
	/**
	 * Returns a human readable file location.
	 *
	 * @date	17/4/20
	 * @since	5.9.0
	 *
	 * @param	string $file The full file path.
	 * @return	string
	 */
	public function get_human_readable_file_location( $file ) {
		
		// Generate friendly file path.
		$theme_path = get_stylesheet_directory();
		if( strpos($file, $theme_path) !== false ) {
			$rel_file = str_replace( $theme_path, '', $file );
			$located = sprintf( __('Located in theme: %s', 'acf'), $rel_file );
			
		} elseif( strpos($file, WP_PLUGIN_DIR) !== false ) {
			$rel_file = str_replace( WP_PLUGIN_DIR, '', $file );
			$located = sprintf( __('Located in plugin: %s', 'acf'), $rel_file );
		
		} else {
			$rel_file = str_replace( ABSPATH, '', $file );
			$located = sprintf( __('Located in: %s', 'acf'), $rel_file );
		}
		return $located;
	}
	
	/**
	 * Displays the local JSON status of a field group.
	 *
	 * @date	14/4/20
	 * @since	5.9.0
	 *
	 * @param	type $var Description. Default.
	 * @return	type Description.
	 */
	public function render_admin_table_column_local_status( $field_group ) {
		$json = acf_get_local_json_files();
		if( isset( $json[ $field_group['key'] ] ) ) {
			$file = $json[ $field_group['key'] ];
			if( isset($this->sync[ $field_group['key'] ]) ) {
				$url = $this->get_admin_url( '&acfsync=' . $field_group['key'] . '&_wpnonce=' . wp_create_nonce('bulk-posts') );
				echo '<strong>' . __( 'Sync available', 'acf' ) . '</strong>';
				if( $field_group['ID'] ) {
					echo '<div class="row-actions">
						<span class="sync"><a href="' . esc_url( $url ) . '">' . __( 'Sync', 'acf' ) . '</a> | </span>
						<span class="review"><a href="#" data-event="review-sync" data-id="' . esc_attr($field_group['ID']) . '" data-href="' . esc_url( $url ) . '">' . __( 'Review changes', 'acf' ) . '</a></span>
					</div>';
				} else {
					echo '<div class="row-actions">
						<span class="sync"><a href="' . esc_url( $url ) . '">' . __( 'Import', 'acf' ) . '</a></span>
					</div>';
				}
			} else {
				echo __( 'Saved', 'acf' );
			}
		} else {
			echo '<span class="acf-secondary-text">' . __( 'Awaiting save', 'acf' ) . '</span>';
		}
	}
	
	/**
	 * Customizes the page row actions visible on hover.
	 *
	 * @date	14/4/20
	 * @since	5.9.0
	 *
	 * @param	array $actions The array of actions HTML.
	 * @param	WP_Post $post The post.
	 * @return	array
	 */
	public function page_row_actions( $actions, $post ) {

		// Remove "Quick Edit" action.
		unset( $actions['inline'], $actions['inline hide-if-no-js'] );
		
		// Append "Duplicate" action.
		$duplicate_action_url = $this->get_admin_url( '&acfduplicate=' . $post->ID . '&_wpnonce=' . wp_create_nonce('bulk-posts') );
		$actions[ 'acfduplicate' ] = '<a href="' . esc_url( $duplicate_action_url ) . '" aria-label="' . esc_attr__( 'Duplicate this item', 'acf' ) . '">' . __( 'Duplicate', 'acf' ) . '</a>';
		
		// Return actions in custom order.
		$order = array( 'edit', 'acfduplicate', 'trash' );
		return array_merge( array_flip($order), $actions );
	}
	
	/**
	 * Modifies the admin table bulk actions dropdown.
	 *
	 * @date	15/4/20
	 * @since	5.9.0
	 *
	 * @param	array $actions The actions array.
	 * @return	array
	 */
	public function admin_table_bulk_actions( $actions ) {
		
		// Add "duplicate" action.
		if( $this->view !== 'sync' ) {
			$actions[ 'acfduplicate' ] = __( 'Duplicate', 'acf' );
		}
		
		// Add "Sync" action.
		if( $this->sync ) {
			if( $this->view === 'sync' ) {
				$actions = array();
			}
			$actions[ 'acfsync' ] = __( 'Sync changes', 'acf' );
		}
		return $actions;
	}
	
	/**
	 * Checks for the custom "duplicate" action.
	 *
	 * @date	15/4/20
	 * @since	5.9.0
	 *
	 * @param	void
	 * @return	void
	 */
	public function check_duplicate() {
		
		// Display notice on success redirect.
		if( isset($_GET['acfduplicatecomplete']) ) {
			$ids = array_map( 'intval', explode(',', $_GET['acfduplicatecomplete']) );
			
			// Generate text.
			$text = sprintf( 
				_n( 'Field group duplicated.', '%s field groups duplicated.', count($ids), 'acf' ),
				count($ids)
			);
			
			// Append links to text.
			$links = array();
			foreach( $ids as $id ) {
				$links[] = '<a href="' . get_edit_post_link( $id ) . '">' . get_the_title( $id ) . '</a>';
			}
			$text .= ' ' . implode( ', ', $links );
			
			// Add notice.
			acf_add_admin_notice( $text, 'success' );
			return;
		}
		
		// Find items to duplicate.
		$ids = array();
		if( isset($_GET['acfduplicate']) ) {
			$ids[] = intval( $_GET['acfduplicate'] );
		} elseif( isset($_GET['post'], $_GET['action2']) && $_GET['action2'] === 'acfduplicate' ) {
			$ids = array_map( 'intval', $_GET['post'] );
		}
		
		if( $ids ) {
			check_admin_referer('bulk-posts');
			
			// Duplicate field groups and generate array of new IDs.
			$new_ids = array();
			foreach( $ids as $id ) {
				$field_group = acf_duplicate_field_group( $id );
				$new_ids[] = $field_group['ID'];
			}
			
			// Redirect.
			wp_redirect( $this->get_admin_url( '&acfduplicatecomplete=' . implode(',', $new_ids) ) );
			exit;
		}
	}
	
	/**
	 * Checks for the custom "acfsync" action.
	 *
	 * @date	15/4/20
	 * @since	5.9.0
	 *
	 * @param	void
	 * @return	void
	 */
	public function check_sync() {
		
		// Display notice on success redirect.
		if( isset($_GET['acfsynccomplete']) ) {
			$ids = array_map( 'intval', explode(',', $_GET['acfsynccomplete']) );
			
			// Generate text.
			$text = sprintf( 
				_n( 'Field group synchronised.', '%s field groups synchronised.', count($ids), 'acf' ),
				count($ids)
			);
			
			// Append links to text.
			$links = array();
			foreach( $ids as $id ) {
				$links[] = '<a href="' . get_edit_post_link( $id ) . '">' . get_the_title( $id ) . '</a>';
			}
			$text .= ' ' . implode( ', ', $links );
			
			// Add notice.
			acf_add_admin_notice( $text, 'success' );
			return;
		}
		
		// Find items to sync.
		$keys = array();
		if( isset($_GET['acfsync']) ) {
			$keys[] = sanitize_text_field( $_GET['acfsync'] );
		} elseif( isset($_GET['post'], $_GET['action2']) && $_GET['action2'] === 'acfsync' ) {
			$keys = array_map( 'sanitize_text_field', $_GET['post'] );
		}
		
		if( $keys && $this->sync ) {
			check_admin_referer('bulk-posts');
			
			// Disabled "Local JSON" controller to prevent the .json file from being modified during import.
			acf_update_setting( 'json', false );
			
			// Sync field groups and generate array of new IDs.
			$files = acf_get_local_json_files();
			$new_ids = array();
			foreach( $this->sync as $key => $field_group ) {
				if( $field_group['key'] && in_array($field_group['key'], $keys) ) {
					// Import.
				} elseif( $field_group['ID'] && in_array($field_group['ID'], $keys) ) {
					// Import.
				} else {
					// Ignore.
					continue;
				}
				$local_field_group = json_decode( file_get_contents( $files[ $key ] ), true );
				$local_field_group['ID'] = $field_group['ID'];
				$result = acf_import_field_group( $local_field_group );
				$new_ids[] = $result['ID'];
			}
			
			// Redirect.
			wp_redirect( $this->get_current_admin_url( '&acfsynccomplete=' . implode(',', $new_ids) ) );
			exit;
		}
	}
	
	/**
	 * Customizes the admin table subnav.
	 *
	 * @date	17/4/20
	 * @since	5.9.0
	 *
	 * @param	array $views The available views.
	 * @return	array
	 */
	public function admin_table_views( $views ) {
		global $wp_list_table, $wp_query;
		
		// Count items.
		$count = count( $this->sync );
		
		// Append "sync" link to subnav.
		if( $count ) {
			$views['sync'] = sprintf(
				'<a %s href="%s">%s <span class="count">(%s)</span></a>',
				( $this->view === 'sync' ? 'class="current"' : '' ),
				esc_url( $this->get_admin_url( '&post_status=sync' ) ),
				esc_html( __('Sync available', 'acf') ),
				$count
			);
		}
		
		// Modify table pagination args to match JSON data.
		if( $this->view === 'sync' ) {
			$wp_list_table->set_pagination_args( array(
				'total_items' => $count,
				'total_pages' => 1,
				'per_page' => $count
			));
			$wp_query->post_count = 1; // At least one post is needed to render bulk drop-down.
		}
		return $views;
	}
	
	/**
	 * Prints scripts into the admin footer.
	 *
	 * @date	20/4/20
	 * @since	5.9.0
	 *
	 * @param	void
	 * @return	void
	 */
	function admin_footer() {
		?>
<script type="text/javascript">
(function($){

	// Displays a modal comparing local changes.
	function reviewSync( props ) {
		var modal = acf.newModal({
			title: acf.__('Review local JSON changes'),
			content: '<p class="acf-modal-feedback"><i class="acf-loading"></i> ' + acf.__('Loading diff') + '</p>',
			toolbar: '<a href="' + props.href + '" class="button button-primary button-sync-changes disabled">' + acf.__('Sync changes') + '</a>',
		});
		
		// Call AJAX.
		var xhr = $.ajax({
			url: acf.get('ajaxurl'),
			method: 'POST',
			dataType: 'json',
			data: acf.prepareForAjax({
				action:	'acf/ajax/local_json_diff',
				id: props.id
			})
		})
		.done(function( data, textStatus, jqXHR ) {
			modal.content( data.html );
			modal.$('.button-sync-changes').removeClass('disabled');
		})
		.fail(function( jqXHR, textStatus, errorThrown ) {
			if( error = acf.getXhrError(jqXHR) ) {
				modal.content( '<p class="acf-modal-feedback error">' + error + '</p>' );
			}
		});
	}
	
	// Add event listener.
	$(document).on('click', 'a[data-event="review-sync"]', function( e ){
		e.preventDefault();
		reviewSync( $(this).data() );
	});
})(jQuery);
</script>
		<?php
	}
	
	/**
	 * Customizes the admin table HTML when viewing "sync" post_status.
	 *
	 * @date	17/4/20
	 * @since	5.9.0
	 *
	 * @param	array $views The available views.
	 * @return	array
	 */
	public function admin_footer__sync() {
		global $wp_list_table;
		
		// Get table columns.
		$columns = $wp_list_table->get_columns();
		$hidden = get_hidden_columns( $wp_list_table->screen );
		?>
<div style="display: none;">
<table>
	<tbody id="acf-the-list">
	<?php 
	foreach( $this->sync as $k => $field_group ) {
		echo '<tr>';
		foreach( $columns as $column_name => $column_label ) {
			$el = 'td';
			if( $column_name === 'cb' ) {
				$el = 'th';
				$classes = 'check-column';
				$column_label = '';
			} elseif( $column_name === 'title' ) {
				$classes = "$column_name column-$column_name column-primary";
			} else {
				$classes = "$column_name column-$column_name";
			}
			if( in_array( $column_name, $hidden, true ) ) {
				$classes .= ' hidden';
			}
			echo "<$el class=\"$classes\" data-colname=\"$column_label\">";
			switch ( $column_name ) {
				
				// Checkbox.
				case 'cb':
					echo '<label for="cb-select-' . esc_attr( $k ) .'" class="screen-reader-text">' .esc_html( sprintf( __( 'Select %s', 'acf' ), $field_group['title'] ) ) . '</label>';
					echo '<input id="cb-select-' . esc_attr( $k ) .'" type="checkbox" value="'. esc_attr( $k ) .'" name="post[]">';
					break;
					
				// Title.
				case 'title':
					$post_state = '';
					if( !$field_group['active'] ) {
						$post_state = ' — <span class="post-state">' . $this->get_disabled_post_state() . '</span>';
					}
					echo '<strong><span class="row-title">' . esc_html( $field_group['title']) . '</span>' . $post_state . '</strong>';
					echo '<div class="row-actions"><span class="file acf-secondary-text">' . $this->get_human_readable_file_location( $field_group['local_file'] ) . '</span></div>';
					echo '<button type="button" class="toggle-row"><span class="screen-reader-text">Show more details</span></button>';
					break;
					
				// All other columns.
				default:
					$this->render_admin_table_column( $column_name, $field_group );
					break;
			}
			echo "</$el>";
		}
		echo '</tr>';
	}
	?>
	</tbody>
</table>
</div>
<script type="text/javascript">
(function($){
	$('#the-list').html( $('#acf-the-list').children() );
})(jQuery);
</script>
		<?php
	}
	
	/**
	 * Fires when trashing a field group post.
	 *
	 * @date	8/01/2014
	 * @since	5.0.0
	 *
	 * @param	int $post_id The post ID.
	 * @return	void
	 */
	public function trashed_post( $post_id ) {
		if( get_post_type($post_id) === 'acf-field-group' ) {
			acf_trash_field_group( $post_id );
		}
	}
	
	/**
	 * Fires when untrashing a field group post.
	 *
	 * @date	8/01/2014
	 * @since	5.0.0
	 *
	 * @param	int $post_id The post ID.
	 * @return	void
	 */
	public function untrashed_post( $post_id ) {
		if( get_post_type($post_id) === 'acf-field-group' ) {
			acf_untrash_field_group( $post_id );
		}
	}
	
	/**
	 * Fires when deleting a field group post.
	 *
	 * @date	8/01/2014
	 * @since	5.0.0
	 *
	 * @param	int $post_id The post ID.
	 * @return	void
	 */
	public function deleted_post( $post_id ) {
		if( get_post_type($post_id) === 'acf-field-group' ) {
			acf_delete_field_group( $post_id );
		}
	}	
}

// Instantiate.
acf_new_instance('ACF_Admin_Field_Groups');

endif; // class_exists check
