get_style_type(), array($view->base_table)); $default_row_plugin = key($row_plugins); if ($this->options['row_plugin'] == '') { $this->options['row_plugin'] = $default_row_plugin; } } /** * {@inheritdoc} */ public function uses_breadcrumb() { return FALSE; } /** * {@inheritdoc} */ public function get_style_type() { return 'feed'; } /** * Feeds do not go through the normal page theming mechanism. Instead, they * go through their own little theme function and then return NULL so that * Drupal believes that the page has already rendered itself...which it has. */ public function execute() { $output = $this->view->render(); if (!empty($this->view->build_info['denied'])) { return MENU_ACCESS_DENIED; } if (empty($output)) { return MENU_NOT_FOUND; } print $output; } /** * {@inheritdoc} */ public function preview() { if (!empty($this->view->live_preview)) { return '

' . check_plain($this->view->render()) . '

'; } return $this->view->render(); } /** * Instead of going through the standard views_view.tpl.php, delegate this * to the style handler. */ public function render() { return $this->view->style_plugin->render($this->view->result); } /** * {@inheritdoc} */ public function defaultable_sections($section = NULL) { if (in_array($section, array('style_options', 'style_plugin', 'row_options', 'row_plugin',))) { return FALSE; } $sections = parent::defaultable_sections($section); // Tell views our sitename_title option belongs in the title section. if ($section == 'title') { $sections[] = 'sitename_title'; } elseif (!$section) { $sections['title'][] = 'sitename_title'; } return $sections; } /** * {@inheritdoc} */ public function option_definition() { $options = parent::option_definition(); $options['displays'] = array('default' => array()); // Overrides for standard stuff. $options['style_plugin']['default'] = 'rss'; $options['style_options']['default'] = array('description' => ''); $options['sitename_title']['default'] = FALSE; $options['row_plugin']['default'] = ''; $options['defaults']['default']['style_plugin'] = FALSE; $options['defaults']['default']['style_options'] = FALSE; $options['defaults']['default']['row_plugin'] = FALSE; $options['defaults']['default']['row_options'] = FALSE; return $options; } /** * {@inheritdoc} */ public function options_summary(&$categories, &$options) { // It is very important to call the parent function here. parent::options_summary($categories, $options); // Since we're childing off the 'page' type, we'll still *call* our // category 'page' but let's override it so it says feed settings. $categories['page'] = array( 'title' => t('Feed settings'), 'column' => 'second', 'build' => array( '#weight' => -10, ), ); if ($this->get_option('sitename_title')) { $options['title']['value'] = t('Using the site name'); } // I don't think we want to give feeds menus directly. unset($options['menu']); $displays = array_filter($this->get_option('displays')); if (count($displays) > 1) { $attach_to = t('Multiple displays'); } elseif (count($displays) == 1) { $display = array_shift($displays); if (!empty($this->view->display[$display])) { $attach_to = check_plain($this->view->display[$display]->display_title); } } if (!isset($attach_to)) { $attach_to = t('None'); } $options['displays'] = array( 'category' => 'page', 'title' => t('Attach to'), 'value' => $attach_to, ); } /** * Provide the default form for setting options. */ public function options_form(&$form, &$form_state) { // It is very important to call the parent function here. parent::options_form($form, $form_state); switch ($form_state['section']) { case 'title': $title = $form['title']; // A little juggling to move the 'title' field beyond our checkbox. unset($form['title']); $form['sitename_title'] = array( '#type' => 'checkbox', '#title' => t('Use the site name for the title'), '#default_value' => $this->get_option('sitename_title'), ); $form['title'] = $title; $form['title']['#dependency'] = array('edit-sitename-title' => array(FALSE)); break; case 'displays': $form['#title'] .= t('Attach to'); $displays = array(); foreach ($this->view->display as $display_id => $display) { if (!empty($display->handler) && $display->handler->accept_attachments()) { $displays[$display_id] = $display->display_title; } } $form['displays'] = array( '#type' => 'checkboxes', '#description' => t('The feed icon will be available only to the selected displays.'), '#options' => $displays, '#default_value' => $this->get_option('displays'), ); break; case 'path': $form['path']['#description'] = t('This view will be displayed by visiting this path on your site. It is recommended that the path be something like "path/%/%/feed" or "path/%/%/rss.xml", putting one % in the path for each contextual filter you have defined in the view.'); break; } } /** * Perform any necessary changes to the form values prior to storage. * There is no need for this function to actually store the data. */ public function options_submit(&$form, &$form_state) { // It is very important to call the parent function here. parent::options_submit($form, $form_state); switch ($form_state['section']) { case 'title': $this->set_option('sitename_title', $form_state['values']['sitename_title']); break; case 'displays': $this->set_option($form_state['section'], $form_state['values'][$form_state['section']]); break; } } /** * Attach to another view. */ public function attach_to($display_id) { $displays = $this->get_option('displays'); if (empty($displays[$display_id])) { return; } // Defer to the feed style; it may put in meta information, and/or // attach a feed icon. $plugin = $this->get_plugin(); if ($plugin) { $clone = $this->view->clone_view(); $clone->set_display($this->display->id); $clone->build_title(); $plugin->attach_to($display_id, $this->get_path(), $clone->get_title()); // Clean up $clone->destroy(); unset($clone); } } /** * {@inheritdoc} */ public function uses_link_display() { return TRUE; } }