parent_options = self::$class_config; //Add ajax call add_action( 'wp_ajax_zg-item-ratings-zoom-get-image', array($this, 'get_zoom_image') ); //Init plugin add_action( 'current_screen', array($this, 'init_plugin') ); } /** * init_plugin * * Used By Action: 'current_screen' * * Detects current view and decides if plugin should be activated * * @access public * @author Ben Moody */ public function init_plugin() { //Confirm we are on an active admin view if( $this->is_active_view() && $this->is_attachment_view() ) { //Set plugin admin actions $this->set_admin_actions(); //Enqueue admin scripts add_action( 'admin_enqueue_scripts', array($this, 'enqueue_admin_scripts') ); } } /** * is_attachment_view * * Helper to detect is current admin view is one related to the media library * * @return bool $result * @access private * @author Ben Moody */ private function is_attachment_view() { //Init vars $screen = get_current_screen(); $result = FALSE; if( isset($screen) ) { //Is this an attachment screen (base:upload or post_type:attachment) if( ($screen->id === 'attachment') || ($screen->id === 'upload') ) { $result = TRUE; } } return $result; } /** * Helper to set all actions for plugin */ private function set_admin_actions() { //Loop options and init custom columns for each active view $this->init_custom_admin_columns(); } /** * Helper to enqueue all scripts/styles for admin views */ public function enqueue_admin_scripts() { //Init vars $js_inc_path = ZGITEMRATINGSZOOM__PLUGIN_URL . 'inc/js/'; $css_inc_path = ZGITEMRATINGSZOOM__PLUGIN_URL . 'inc/css/'; wp_enqueue_script( 'jquery' ); //Enqueue this plugin's script wp_register_script( 'zg-item-ratings-zoom', $js_inc_path . 'zg-item-ratings-zoom-script.js', array('jquery'), '1.0' ); wp_enqueue_script( 'zg-item-ratings-zoom' ); //Enqueue stylesheet for plugin wp_enqueue_style( 'zg-item-ratings-zoom', $css_inc_path . 'zg-item-ratings-zoom-style.css', array(), '1.0' ); //Localize ajax image load args wp_localize_script( 'zg-item-ratings-zoom', 'zgItemRatingZoomVars', array( 'ajax_url' => admin_url( 'admin-ajax.php' ), 'action' => 'zg-item-ratings-zoom-get-image', 'nonce' => wp_create_nonce( $this->ajax_nonce_key ) ) ); } /** * get_zoom_image * * CAlled by ajax action 'wp_ajax_zg-item-ratings-zoom-get-image' * * Gets attachement image img html required to display zoomed full size image * * @access public * @author Ben Moody */ public function get_zoom_image() { //Init vars $nonce = NULL; $post_ID = NULL; $image_src = NULL; $image_html = NULL; $result = FALSE; $data = array(); if( isset($_POST['zgItemRatingZoomNonce']) ) { $nonce = $_POST['zgItemRatingZoomNonce']; if ( ! wp_verify_nonce( $nonce, $this->ajax_nonce_key ) ) die(); //Check for post id in ajax request if( isset($_POST['zgItemRatingZooPostID']) ) { $post_ID = esc_attr( $_POST['zgItemRatingZooPostID'] ); //Try and get attachment image $image_src = wp_get_attachment_image_src( $post_ID, 'full', FALSE ); if( isset($image_src[0]) ) { $image_html = "

"; $result = TRUE; } } //Test result and echo value for ajax call if( $result !== FALSE ) { $data = array( 'imageHtml' => $image_html ); wp_send_json_success( $data ); } else { $result = array( 'imageHtml' => NULL ); wp_send_json_error( $data ); } } } /** * init_custom_admin_columns * * Loops all plugin config options and foreach one loops the * 'active_post_types' options calling the correct posts columns action * and filter based on the post type provided * * @var array $options * @access private * @author Ben Moody */ private function init_custom_admin_columns() { //Init vars $options = $this->parent_options; //Remove default 'icon' col as we will replace it add_filter( 'manage_media_columns', array($this, 'replace_icon_col') ); //Add content to our new zg-zoom-icon column add_action('manage_media_custom_column', array($this, 'customize_media_thumbnail_column'), 10, 2); } /** * replace_icon_col * * Called by 'manage_media_columns' * * Removes the default 'icon' columns and replaces it with our custom plugin icon column * * @access public * @author Ben Moody */ public function replace_icon_col( $columns ) { //Init vars $new_columns = array(); //Remove icon col from array unset( $columns['icon'] ); //Add our own 'icon' col foreach( $columns as $key => $title ) { $new_columns[$key] = $title; if( $key === 'cb' ) { //Add our column in after cb col $new_columns[$this->custom_icon_col_name] = ''; } } $columns = $new_columns; return $columns; } /** * customize_media_thumbnail_column * * Called by 'manage_media_custom_column' * * Builds the html for our new custom 'icon' column * * @access public * @author Ben Moody */ public function customize_media_thumbnail_column( $column_name, $post_ID ) { //Init vars $thumb = NULL; $full_size = NULL; $full_size_html = NULL; $output = NULL; //Detect our column if( $column_name === $this->custom_icon_col_name ) { $thumb = wp_get_attachment_image( $post_ID, array( 80, 60 ), true ); //Get full size image //$full_size = wp_get_attachment_image_src( $post_ID, 'full', false ); if( isset($full_size[0]) ) { //$full_size_html = "

"; } if( $thumb ) { $html = $this->get_rating_star_html( array( 'post_ID' => $post_ID ) ); ob_start(); ?>

parent_options; $rating_html = NULL; $output = "

{$name}
{$rating_html}

"; return $output; } }