plugin_locale = 'drawattention-fi'; $this->plugin_options_slug = 'drag-drop-featured-image'; $this->plugin_dirname = dirname(plugin_basename(__FILE__)); $this->plugin_directory = DrawAttention::get_plugin_url().'/public/includes/lib/drag-drop-featured-image/'; $this->selected_post_types = $this->get_option_post_types(); $this->selected_file_types = $this->get_option_file_types(); $this->selected_page_reload = $this->get_option_page_reload(); // Set WordPress version: $this->wordpress_version = substr(str_replace('.', '', $wp_version), 0, 2); } /** * Get selected post types. * @return array */ public function get_option_post_types(){ return array( 'da_image' ); } /** * Get selected file types. * @return array */ public function get_option_file_types(){ return array('jpg', 'jpeg', 'png', 'gif', 'webp'); } /** * Get page reload status. * @return boolean */ public function get_option_page_reload(){ return 0; } /** * Load plugin textdomain. */ public function load_textdomain(){ load_plugin_textdomain('drawattention-fi', false, dirname(plugin_basename(__FILE__)).'/languages/'); } /** * Print current post ID in header. */ public function print_header_post_id(){ global $post, $current_screen; if ($current_screen->base === 'post'){ echo ' '; } } /** * Toggle the metaboxes. */ public function toggle_meta_box_functionality(){ global $wp_meta_boxes; // Fetch selected post types: $selected = $this->get_option_post_types(); // Add theme support: add_theme_support('post-thumbnails', $selected); // Remove default meta box: foreach ($selected as $post_type){ add_post_type_support($post_type, 'thumbnail'); remove_meta_box('postimagediv', $post_type, 'side'); // needed for reported conflict with plugin: conditionally-display-featured-image-on-singular-pages if ( isset( $wp_meta_boxes[ $post_type ]['side']['low']['postimagediv'] ) && false === $wp_meta_boxes[ $post_type ]['side']['low']['postimagediv'] ) { unset ( $wp_meta_boxes[ $post_type ]['side']['low']['postimagediv'] ); } remove_meta_box('postimagediv', $post_type, 'normal'); remove_meta_box('postimagediv', $post_type, 'advanced'); } // Add the enhanced meta box: foreach ($selected as $post_type){ add_meta_box('drag_to_upload', __('Image'), array(&$this, 'updated_upload_meta_box'), $post_type, 'side', 'default'); } } /** * Handle script loading. * @param $hook */ public function handle_plugin_script_loading($hook){ // Globalize: global $post; // Get current post type: if (!is_null($post)){ $current_post_type = get_post_type($post->ID); } // Post edit screen: if ($hook == 'post.php' || $hook == 'post-new.php'){ if (in_array($current_post_type, $this->selected_post_types)){ // Stylesheets: wp_register_style('dgd_uploaderStyle', $this->plugin_directory.'assets/style/drag-drop-uploader.css', false); wp_enqueue_style('dgd_uploaderStyle'); // Scripts: wp_enqueue_script('plupload-all'); wp_register_script('dgd_uploaderScript', $this->plugin_directory.'assets/scripts/drag-drop-uploader.js', 'jquery'); wp_enqueue_script('dgd_uploaderScript'); // Localize JavaScript: wp_localize_script('dgd_uploaderScript', 'dgd_strings', array( 'panel' => array( 'title' => __('Set featured image'), 'button' => __('Set featured image') ) )); } } // Plugin options screen: if ($hook === 'settings_page_'.$this->plugin_options_slug){ // Stylesheets: wp_register_style('itoggle_style', $this->plugin_directory.'assets/style/engage.itoggle.css', false); wp_register_style('dgd_panelStyle', $this->plugin_directory.'assets/style/drag-to-feature.css', false); wp_enqueue_style('itoggle_style'); wp_enqueue_style('dgd_panelStyle'); // Scripts: wp_register_script('itoggle_script', $this->plugin_directory.'assets/scripts/engage.itoggle.1.7.min.js', 'jquery'); wp_register_script('dgd_panelScript', $this->plugin_directory.'assets/scripts/drag-to-feature.js', 'jquery'); wp_enqueue_script('itoggle_script'); wp_enqueue_script('dgd_panelScript'); } } /** * Render options page. */ public function render_options_page(){ require_once('assets/views/options.php'); } /** * Byte formatting function: * @param $bytes * @param int $precision * @return float */ public function format_bytes($bytes, $precision = 2) { $units = array('B', 'KB', 'MB', 'GB', 'TB'); $bytes = max($bytes, 0); $pow = floor(($bytes ? log($bytes) : 0) / log(1024)); $pow = min($pow, count($units) - 1); $bytes /= pow(1024, $pow); return round($bytes, $precision); } /** * Uploading functionality trigger. * (Most of the code comes from media.php and handlers.js) */ function updated_upload_meta_box(){ ?>

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'html5,silverlight,flash,html4', 'browse_button' => 'plupload-browse-button', 'container' => 'plupload-upload-ui', 'drop_element' => 'drag-drop-area', 'file_data_name' => 'async-upload', 'multiple_queues' => false, 'multi_selection' => false, 'max_file_size' => wp_max_upload_size().'b', 'url' => admin_url('admin-ajax.php'), 'flash_swf_url' => includes_url('js/plupload/plupload.flash.swf'), 'silverlight_xap_url' => includes_url('js/plupload/plupload.silverlight.xap'), 'filters' => array( array( 'title' => __('Allowed Files', $this->plugin_locale), 'extensions' => implode(',', $this->get_option_file_types()) ) ), 'multipart' => true, 'urlstream_upload' => true, // Additional parameters: 'multipart_params' => array( '_ajax_nonce' => wp_create_nonce('photo-upload'), 'action' => 'dgd_upload_featured_image', 'postID' => $post->ID ), ); // Apply filters to initiate plupload: $plupload_init = apply_filters('plupload_init', $plupload_init); ?> true, 'action' => 'dgd_upload_featured_image' )); // Fetch post ID: $post_id = $_POST['postID']; // Insert uploaded file as attachment: $attach_id = wp_insert_attachment(array( 'post_mime_type' => $status['type'], 'post_title' => preg_replace('/\.[^.]+$/', '', basename($file['name'])), 'post_content' => '', 'post_status' => 'inherit' ), $status['file'], $post_id); // Include the image handler library: require_once(ABSPATH . 'wp-admin/includes/image.php'); // Generate meta data and update attachment: $attach_data = wp_generate_attachment_metadata($attach_id, $status['file']); wp_update_attachment_metadata($attach_id, $attach_data); // Check for current meta (update / add): if ($prevValue = get_post_meta($post_id, '_thumbnail_id', true)){ update_post_meta($post_id, '_thumbnail_id', $attach_id, $prevValue); } else { add_post_meta($post_id, '_thumbnail_id', $attach_id); } // Get image sizes and correct thumb: $croppedImage = wp_get_attachment_image_src($attach_id, 'full'); $imageDetails = getimagesize($croppedImage[0]); // Create response array: $uploadResponse = array( 'image' => $croppedImage[0], 'width' => $imageDetails[0], 'height' => $imageDetails[1], 'postID' => $post_id ); // Return response and exit: die(json_encode($uploadResponse)); } /** * AJAX function: Set featured image. */ public function ajax_set_featured_image(){ $postID = isset($_POST['postID']) ? (int) $_POST['postID'] : false; $attachmentID = isset($_POST['attachmentID']) ? (int) $_POST['attachmentID'] : false; $dgd_set_featured_image_nonce = isset($_POST['nonce']) ? $_POST['nonce'] : false; if ($postID && $attachmentID ){ if( current_user_can( 'edit_post', $postID ) && wp_verify_nonce( $dgd_set_featured_image_nonce, "dgd_set_featured_image_nonce" ) ){ // Update / add post meta: if ($status = get_post_meta($postID, '_thumbnail_id', true)){ update_post_meta($postID, '_thumbnail_id', $attachmentID); } else { add_post_meta($postID, '_thumbnail_id', $attachmentID); } $response = array( 'response_code' => 200, 'response_content' => 'success' ); } else { $response = array( 'response_code' => 403, 'response_content' => __('Drag & Drop Feaured image: You do not have permission to edit this post!', $this->plugin_locale) ); } } else { $response = array( 'response_code' => 500, 'response_content' => __('Drag & Drop Feaured image: Unknown post och attachment ID, please try again!', $this->plugin_locale) ); } // Return response: die(json_encode($response)); } /** * AJAX function: Get featured image. */ public function ajax_get_featured_image(){ $postID = isset($_POST['post_id']) ? (int) $_POST['post_id'] : false; if ($postID){ $featured = wp_get_attachment_image_src(get_post_thumbnail_id($postID), 'full'); $response = array( 'response_code' => 200, 'response_content' => $featured[0] ); } else { $response = array( 'response_code' => 500, 'response_content' => __('Drag & Drop Feaured image: An error occured, please reload page!', $this->plugin_locale) ); } // Return response: die(json_encode($response)); } /** * Add body classes to the admin. * @param $classes * @return string */ public function modify_admin_body_class($classes){ if ($this->wordpress_version >= 38){ $classes .= ' wp38'; } return $classes; } }