'; $output .= '' . $variables['title'] . ''; $output .= '

1. ' . implode($breadcrumb_separator . '
2. ', $breadcrumb) . $trailing_separator . '

'; $output .= ''; } } return $output; } /** * Override or insert variables into the html template. * * @param $variables * An array of variables to pass to the theme template. * @param $hook * The name of the template being rendered. This is usually "html", but can * also be "maintenance_page" since zen_preprocess_maintenance_page() calls * this function to have consistent variables. */ function zen_preprocess_html(&$variables, $hook) { // Add variables and paths needed for HTML5 and responsive support. $variables['base_path'] = base_path(); $variables['path_to_zen'] = drupal_get_path('theme', 'zen'); $html5_respond_meta = theme_get_setting('zen_html5_respond_meta'); $variables['add_respond_js'] = in_array('respond', $html5_respond_meta); $variables['add_html5_shim'] = in_array('html5', $html5_respond_meta); $variables['add_responsive_meta'] = in_array('meta', $html5_respond_meta); // If the user is silly and enables Zen as the theme, add some styles. if ($GLOBALS['theme'] == 'zen') { include_once './' . $variables['path_to_zen'] . '/zen-internals/template.zen.inc'; _zen_preprocess_html($variables, $hook); } // Attributes for html element. $variables['html_attributes_array'] = array( 'lang' => $variables['language']->language, 'dir' => $variables['language']->dir, ); // Classes for body element. Allows advanced theming based on context // (home page, node of certain type, etc.) if (!$variables['is_front'] && $hook == 'html') { // Add unique class for each page. $path = drupal_get_path_alias($_GET['q']); // Add unique class for each website section. list($section, ) = explode('/', $path, 2); $arg = explode('/', $_GET['q']); if ($arg[0] == 'node' && isset($arg[1])) { if ($arg[1] == 'add') { $section = 'node-add'; } elseif (isset($arg[2]) && is_numeric($arg[1]) && ($arg[2] == 'edit' || $arg[2] == 'delete')) { $section = 'node-' . $arg[2]; } } $variables['classes_array'][] = drupal_html_class('section-' . $section); } if (theme_get_setting('zen_wireframes')) { $variables['classes_array'][] = 'with-wireframes'; // Optionally add the wireframes style. } // Store the menu item since it has some useful information. if ($hook == 'html') { $variables['menu_item'] = menu_get_item(); if ($variables['menu_item']) { switch ($variables['menu_item']['page_callback']) { case 'views_page': // Is this a Views page? $variables['classes_array'][] = 'page-views'; break; case 'page_manager_page_execute': case 'page_manager_node_view': case 'page_manager_contact_site': // Is this a Panels page? $variables['classes_array'][] = 'page-panels'; break; } } } $variables['skip_link_anchor'] = theme_get_setting('zen_skip_link_anchor'); $variables['skip_link_text'] = theme_get_setting('zen_skip_link_text'); } /** * Override or insert variables into the html templates. * * @param $variables * An array of variables to pass to the theme template. * @param $hook * The name of the template being rendered ("html" in this case.) */ function zen_process_html(&$variables, $hook) { // Flatten out html_attributes. $variables['html_attributes'] = drupal_attributes($variables['html_attributes_array']); } /** * Override or insert variables in the html_tag theme function. */ function zen_process_html_tag(&$variables) { $tag = &$variables['element']; if ($tag['#tag'] == 'style' || $tag['#tag'] == 'script') { // Remove redundant type attribute and CDATA comments. unset($tag['#attributes']['type'], $tag['#value_prefix'], $tag['#value_suffix']); // Remove media="all" but leave others unaffected. if (isset($tag['#attributes']['media']) && $tag['#attributes']['media'] === 'all') { unset($tag['#attributes']['media']); } } } /** * Implement hook_html_head_alter(). */ function zen_html_head_alter(&$head) { // Simplify the meta tag for character encoding. $head['system_meta_content_type']['#attributes'] = array('charset' => str_replace('text/html; charset=', '', $head['system_meta_content_type']['#attributes']['content'])); } /** * Override or insert variables into the page template. * * @param $variables * An array of variables to pass to the theme template. * @param $hook * The name of the template being rendered ("page" in this case.) */ function zen_preprocess_page(&$variables, $hook) { // Find the title of the menu used by the secondary links. $secondary_links = variable_get('menu_secondary_links_source', 'user-menu'); if ($secondary_links) { $menus = function_exists('menu_get_menus') ? menu_get_menus() : menu_list_system_menus(); $variables['secondary_menu_heading'] = $menus[$secondary_links]; } else { $variables['secondary_menu_heading'] = ''; } } /** * Override or insert variables into the maintenance page template. * * @param $variables * An array of variables to pass to the theme template. * @param $hook * The name of the template being rendered ("maintenance_page" in this case.) */ function zen_preprocess_maintenance_page(&$variables, $hook) { zen_preprocess_html($variables, $hook); } /** * Override or insert variables into the maintenance page template. * * @param $variables * An array of variables to pass to the theme template. * @param $hook * The name of the template being rendered ("maintenance_page" in this case.) */ function zen_process_maintenance_page(&$variables, $hook) { zen_process_html($variables, $hook); // Ensure default regions get a variable. Theme authors often forget to remove // a deleted region's variable in maintenance-page.tpl. foreach (array('header', 'navigation', 'highlighted', 'help', 'content', 'sidebar_first', 'sidebar_second', 'footer', 'bottom') as $region) { if (!isset($variables[$region])) { $variables[$region] = ''; } } } /** * Override or insert variables into the node templates. * * @param $variables * An array of variables to pass to the theme template. * @param $hook * The name of the template being rendered ("node" in this case.) */ function zen_preprocess_node(&$variables, $hook) { // Add $unpublished variable. $variables['unpublished'] = (!$variables['status']) ? TRUE : FALSE; // Add pubdate to submitted variable. $variables['pubdate'] = '' . $variables['date'] . ''; if ($variables['display_submitted']) { $variables['submitted'] = t('Submitted by !username on !datetime', array('!username' => $variables['name'], '!datetime' => $variables['pubdate'])); } // Add a class for the view mode. if (!$variables['teaser']) { $variables['classes_array'][] = 'view-mode-' . $variables['view_mode']; } // Add a class to show node is authored by current user. if ($variables['uid'] && $variables['uid'] == $GLOBALS['user']->uid) { $variables['classes_array'][] = 'node-by-viewer'; } $variables['title_attributes_array']['class'][] = 'node-title'; } /** * Override or insert variables into the comment templates. * * @param $variables * An array of variables to pass to the theme template. * @param $hook * The name of the template being rendered ("comment" in this case.) */ function zen_preprocess_comment(&$variables, $hook) { // If comment subjects are disabled, don't display them. if (variable_get('comment_subject_field_' . $variables['node']->type, 1) == 0) { $variables['title'] = ''; } // Add pubdate to submitted variable. $variables['pubdate'] = '' . $variables['created'] . ''; $variables['submitted'] = t('!username replied on !datetime', array('!username' => $variables['author'], '!datetime' => $variables['pubdate'])); // Zebra striping. if ($variables['id'] == 1) { $variables['classes_array'][] = 'first'; } if ($variables['id'] == $variables['node']->comment_count) { $variables['classes_array'][] = 'last'; } $variables['classes_array'][] = $variables['zebra']; $variables['title_attributes_array']['class'][] = 'comment-title'; } /** * Preprocess variables for region.tpl.php * * @param $variables * An array of variables to pass to the theme template. * @param $hook * The name of the template being rendered ("region" in this case.) */ function zen_preprocess_region(&$variables, $hook) { // Sidebar regions get some extra classes and a common template suggestion. if (strpos($variables['region'], 'sidebar_') === 0) { $variables['classes_array'][] = 'column'; $variables['classes_array'][] = 'sidebar'; // Allow a region-specific template to override Zen's region--sidebar. array_unshift($variables['theme_hook_suggestions'], 'region__sidebar'); } // Use a template with no wrapper for the content region. elseif ($variables['region'] == 'content') { // Allow a region-specific template to override Zen's region--no-wrapper. array_unshift($variables['theme_hook_suggestions'], 'region__no_wrapper'); } } /** * Override or insert variables into the block templates. * * @param $variables * An array of variables to pass to the theme template. * @param $hook * The name of the template being rendered ("block" in this case.) */ function zen_preprocess_block(&$variables, $hook) { // Use a template with no wrapper for the page's main content. if ($variables['block_html_id'] == 'block-system-main') { $variables['theme_hook_suggestions'][] = 'block__no_wrapper'; } // Classes describing the position of the block within the region. if ($variables['block_id'] == 1) { $variables['classes_array'][] = 'first'; } // The last_in_region property is set in zen_page_alter(). if (isset($variables['block']->last_in_region)) { $variables['classes_array'][] = 'last'; } $variables['classes_array'][] = $variables['block_zebra']; $variables['title_attributes_array']['class'][] = 'block-title'; // Add Aria Roles via attributes. switch ($variables['block']->module) { case 'system': switch ($variables['block']->delta) { case 'main': // Note: the "main" role goes in the page.tpl, not here. break; case 'help': case 'powered-by': $variables['attributes_array']['role'] = 'complementary'; break; default: // Any other "system" block is a menu block. $variables['attributes_array']['role'] = 'navigation'; break; } break; case 'menu': case 'menu_block': case 'blog': case 'book': case 'comment': case 'forum': case 'shortcut': case 'statistics': $variables['attributes_array']['role'] = 'navigation'; break; case 'search': $variables['attributes_array']['role'] = 'search'; break; case 'help': case 'aggregator': case 'locale': case 'poll': case 'profile': $variables['attributes_array']['role'] = 'complementary'; break; case 'node': switch ($variables['block']->delta) { case 'syndicate': $variables['attributes_array']['role'] = 'complementary'; break; case 'recent': $variables['attributes_array']['role'] = 'navigation'; break; } break; case 'user': switch ($variables['block']->delta) { case 'login': $variables['attributes_array']['role'] = 'form'; break; case 'new': case 'online': $variables['attributes_array']['role'] = 'complementary'; break; } break; } } /** * Override or insert variables into the block templates. * * @param $variables * An array of variables to pass to the theme template. * @param $hook * The name of the template being rendered ("block" in this case.) */ function zen_process_block(&$variables, $hook) { // Drupal 7 should use a $title variable instead of $block->subject. $variables['title'] = $variables['block']->subject; } /** * Implements hook_page_alter(). * * Look for the last block in the region. This is impossible to determine from * within a preprocess_block function. * * @param $page * Nested array of renderable elements that make up the page. */ function zen_page_alter(&$page) { // Look in each visible region for blocks. foreach (system_region_list($GLOBALS['theme'], REGIONS_VISIBLE) as $region => $name) { if (!empty($page[$region])) { // Find the last block in the region. $blocks = array_reverse(element_children($page[$region])); while ($blocks && !isset($page[$region][$blocks[0]]['#block'])) { array_shift($blocks); } if ($blocks) { $page[$region][$blocks[0]]['#block']->last_in_region = TRUE; } } } } /** * Implements hook_form_BASE_FORM_ID_alter(). * * Prevent user-facing field styling from screwing up node edit forms by * renaming the classes on the node edit form's field wrappers. */ function zen_form_node_form_alter(&$form, &$form_state, $form_id) { // Remove if #1245218 is backported to D7 core. foreach (array_keys($form) as $item) { if (strpos($item, 'field_') === 0) { if (!empty($form[$item]['#attributes']['class'])) { foreach ($form[$item]['#attributes']['class'] as &$class) { if (strpos($class, 'field-type-') === 0 || strpos($class, 'field-name-') === 0) { // Make the class different from that used in theme_field(). $class = 'form-' . $class; } } } } } }