/**
  * Render (echo) the "Media Library Assistant" subpage in the Settings section
  *
  * @since 0.1
  *
  * @return	void Echoes HTML markup for the Settings subpage
  */
 public static function mla_render_settings_page()
 {
     if (!current_user_can('manage_options')) {
         echo __('Media Library Assistant', 'media-library-assistant') . ' - ' . __('ERROR', 'media-library-assistant') . "</h2>\r\n";
         wp_die(__('You do not have permission to manage plugin settings.', 'media-library-assistant'));
     }
     /*
      * Load template array and initialize page-level values.
      */
     $development_version = MLA::MLA_DEVELOPMENT_VERSION;
     $development_version = !empty($development_version) ? ' (' . $development_version . ')' : '';
     self::$page_template_array = MLAData::mla_load_template('admin-display-settings-page.tpl');
     $current_tab_slug = isset($_REQUEST['mla_tab']) ? $_REQUEST['mla_tab'] : 'general';
     $current_tab = self::mla_get_options_tablist($current_tab_slug);
     $page_values = array('Support Our Work' => __('Support Our Work', 'media-library-assistant'), 'Donate' => __('Donate', 'media-library-assistant'), 'version' => 'v' . MLA::CURRENT_MLA_VERSION, 'development' => $development_version, 'messages' => '', 'tablist' => self::_compose_settings_tabs($current_tab_slug), 'tab_content' => '', 'Media Library Assistant' => __('Media Library Assistant', 'media-library-assistant'), 'Settings' => __('Settings', 'media-library-assistant'));
     /*
      * Compose tab content
      */
     if ($current_tab) {
         if (isset($current_tab['render'])) {
             $handler = $current_tab['render'];
             $page_content = call_user_func($handler);
         } else {
             $page_content = array('message' => __('ERROR', 'media-library-assistant') . ': ' . __('Cannot render content tab', 'media-library-assistant'), 'body' => '');
         }
     } else {
         $page_content = array('message' => __('ERROR', 'media-library-assistant') . ': ' . __('Unknown content tab', 'media-library-assistant'), 'body' => '');
     }
     if (!empty($page_content['message'])) {
         if (false !== strpos($page_content['message'], __('ERROR', 'media-library-assistant'))) {
             $messages_class = 'mla_errors';
         } else {
             $messages_class = 'mla_messages';
         }
         $page_values['messages'] = MLAData::mla_parse_template(self::$page_template_array['messages'], array('messages' => $page_content['message'], 'mla_messages_class' => $messages_class));
     }
     $page_values['tab_content'] = $page_content['body'];
     echo MLAData::mla_parse_template(self::$page_template_array['page'], $page_values);
 }
 /**
  * Render (echo) the "Media Library Assistant" subpage in the Settings section
  *
  * @since 0.1
  *
  * @return	void Echoes HTML markup for the Settings subpage
  */
 public static function mla_render_settings_page()
 {
     if (!current_user_can('manage_options')) {
         echo "Media Library Assistant - Error</h2>\r\n";
         wp_die(__('You do not have permission to manage plugin settings.'));
     }
     /*
      * Load template array and initialize page-level values.
      */
     self::$page_template_array = MLAData::mla_load_template(MLA_PLUGIN_PATH . 'tpls/admin-display-settings-page.tpl');
     $current_tab = isset($_REQUEST['mla_tab']) ? $_REQUEST['mla_tab'] : 'general';
     $page_values = array('settingsURL' => admin_url('options-general.php'), 'version' => 'v' . MLA::CURRENT_MLA_VERSION, 'donateURL' => MLA_PLUGIN_URL . 'images/DonateButton.jpg', 'messages' => '', 'tablist' => self::_compose_settings_tabs($current_tab), 'tab_content' => '');
     /*
      * Compose tab content
      */
     if (array_key_exists($current_tab, self::$mla_tablist)) {
         if (isset(self::$mla_tablist[$current_tab]['render'])) {
             $handler = self::$mla_tablist[$current_tab]['render'];
             $page_content = self::$handler();
         } else {
             $page_content = array('message' => 'ERROR: cannot render content tab', 'body' => '');
         }
     } else {
         $page_content = array('message' => 'ERROR: unknown content tab', 'body' => '');
     }
     if (!empty($page_content['message'])) {
         if (false !== strpos($page_content['message'], 'ERROR:')) {
             $messages_class = 'mla_errors';
         } else {
             $messages_class = 'mla_messages';
         }
         $page_values['messages'] = MLAData::mla_parse_template(self::$page_template_array['messages'], array('messages' => $page_content['message'], 'mla_messages_class' => $messages_class));
     }
     $page_values['tab_content'] = $page_content['body'];
     echo MLAData::mla_parse_template(self::$page_template_array['page'], $page_values);
 }