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template.php
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template.php
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<?php
/**
* Implements hook_theme().
*/
function cambridge_theme_theme($existing, $type, $theme, $path) {
return array(
'cambridge_theme_unstyled_list' => array(
'function' => 'cambridge_theme_unstyled_list',
'render element' => 'tree',
),
'cambridge_theme_horizontal_navigation' => array(
'function' => 'cambridge_theme_horizontal_navigation',
'render element' => 'tree',
),
'cambridge_theme_local_dropdown_menu' => array(
'function' => 'cambridge_theme_local_dropdown_menu',
'render element' => 'tree',
),
'cambridge_theme_left_navigation_structure' => array(
'function' => 'cambridge_theme_left_navigation_structure',
'render element' => 'element',
),
'cambridge_theme_left_navigation_splitter' => array(
'function' => 'cambridge_theme_left_navigation_splitter',
'render element' => 'element',
),
'cambridge_theme_left_navigation_breadcrumb' => array(
'function' => 'cambridge_theme_left_navigation_breadcrumb',
'render element' => 'element',
),
'cambridge_theme_left_navigation_navigation' => array(
'function' => 'cambridge_theme_left_navigation_navigation',
'render element' => 'element',
),
'cambridge_theme_left_navigation_children' => array(
'function' => 'cambridge_theme_left_navigation_children',
'render element' => 'element',
),
'cambridge_theme_menu_link__left_navigation_breadcrumb' => array(
'function' => 'cambridge_theme_menu_link__left_navigation_breadcrumb',
'render element' => 'element',
),
'cambridge_easy_breadcrumb' => array(
'function' => 'theme_cambridge_easy_breadcrumb',
'variables' => array(
'breadcrumb' => NULL,
'segments_quantity' => NULL,
'separator' => NULL,
),
),
);
}
/**
* Implements template_preprocess_html().
*/
function cambridge_theme_preprocess_html(&$variables) {
$variables['classes_array'][] = 'campl-theme-' . theme_get_setting('colour_scheme');
drupal_add_html_head(
array(
'#type' => 'html_tag',
'#tag' => 'meta',
'#attributes' => array(
'http-equiv' => 'X-UA-Compatible',
'content' => 'IE=edge',
),
'#weight' => -999, // Immediately after Content-Type.
),
'x_ua_compatible'
);
if (FALSE === module_exists('touch_icons')) {
drupal_add_html_head_link(
array(
'rel' => 'apple-touch-icon',
'href' => file_create_url(drupal_get_path('theme', 'cambridge_theme') . '/apple-touch-icon.png'),
'type' => 'image/png',
)
);
}
}
/**
* Implements theme_menu_local_tasks().
*/
function cambridge_theme_menu_local_tasks(&$variables) {
if (empty($variables['primary']) && empty($variables['secondary'])) {
return NULL;
}
$output = '<div class="campl-content-container campl-no-bottom-padding">';
if (!empty($variables['primary'])) {
$variables['primary']['#prefix'] = '<h2 class="element-invisible">' . t('Primary tabs') . '</h2>';
$variables['primary']['#prefix'] .= '<ul class="campl-nav campl-nav-tabs campl-unstyled-list">';
$variables['primary']['#suffix'] = '</ul>';
$output .= drupal_render($variables['primary']);
}
if (!empty($variables['secondary'])) {
$variables['secondary']['#prefix'] = '<h2 class="element-invisible">' . t('Secondary tabs') . '</h2>';
$variables['secondary']['#prefix'] .= '<ul class="campl-nav campl-nav-tabs campl-unstyled-list">';
$variables['secondary']['#suffix'] = '</ul>';
$output .= drupal_render($variables['secondary']);
}
$output .= '</div>';
return $output;
}
/**
* Implements theme_table().
*/
function cambridge_theme_table($variables) {
$variables['attributes']['class'][] = 'campl-table campl-table-bordered campl-table-striped campl-vertical-stacking-table';
return theme_table($variables);
}
/**
* Implements hook_js_alter().
*/
function cambridge_theme_js_alter(&$javascript) {
// Use the jQuery version provided with the house style.
$javascript['misc/jquery.js']['data'] = drupal_get_path('theme', 'cambridge_theme') . '/js/libs/jquery-min.js';
$javascript['misc/jquery.js']['version'] = '1.7.1';
}
/**
* Unstyled list theme wrapper.
*/
function cambridge_theme_unstyled_list($variables) {
return '<ul class="campl-unstyled-list">' . $variables['tree']['#children'] . '</ul>';
}
/**
* Horizontal navigation theme wrapper.
*/
function cambridge_theme_horizontal_navigation($variables) {
return '<div class="campl-wrap clearfix campl-local-navigation"><div class="campl-local-navigation-container"><ul class="campl-unstyled-list">' . $variables['tree']['#children'] . '</ul></div></div>';
}
/**
* Local dropdown menu theme wrapper.
*/
function cambridge_theme_local_dropdown_menu($variables) {
return '<ul class="campl-unstyled-list local-dropdown-menu">' . $variables['tree']['#children'] . '</ul>';
}
/**
* Left navigation menu block themer.
*/
function cambridge_theme_left_navigation_block($variables) {
return $variables['tree']['#children'];
}
/**
* Left navigation menu block link themer.
*/
function cambridge_theme_left_navigation_link($variables) {
$element = $variables['element'];
$sub_menu = '';
if ($element['#below']) {
$element['#attributes']['class'][] = 'campl-selected';
$sub_menu = '<ul class="campl-unstyled-list campl-vertical-breadcrumb-children">' .
drupal_render($element['#below']) . '</ul>';
}
$list_menu = '';
if ($element['#title'] != t('Home')) {
$output = l($element['#title'], $element['#href'], $element['#localized_options']);
$list_menu = '<li' . drupal_attributes($element['#attributes']) . ' >' . $output . $sub_menu . "</li>\n";
}
return $list_menu;
}
/**
* Implements template_preprocess_page().
*/
function cambridge_theme_preprocess_page(&$variables) {
if (arg(0) == 'taxonomy' && arg(1) == 'term' && is_numeric(arg(2))) {
// Taxonomy term listing page.
if (FALSE === empty($variables['page']['content']['system_main']['term_heading']['term']['#term']->description)) {
$variables['page']['content']['system_main']['term_heading']['#prefix'] = '<div class="campl-content-container campl-no-bottom-padding">' . $variables['page']['content']['system_main']['term_heading']['#prefix'];
$variables['page']['content']['system_main']['term_heading']['#suffix'] .= '<hr></div>';
}
if (isset($variables['page']['content']['system_main']['no_content'])) {
$variables['page']['content']['system_main']['no_content']['#prefix'] = '<div class="campl-content-container campl-no-top-padding">' . $variables['page']['content']['system_main']['no_content']['#prefix'];
$variables['page']['content']['system_main']['no_content']['#suffix'] .= '</div>';
}
}
}
/**
* Implements template_preprocess_block().
*/
function cambridge_theme_preprocess_block(&$variables) {
if (
$variables['block']->region === 'content'
&&
(
// it's not normal content
($variables['block']->module !== 'system' || $variables['block']->delta !== 'main')
||
// but it can be a form
isset($variables['elements']['#form_id'])
||
// or a user profile
(isset($variables['elements']['#theme']) && $variables['elements']['#theme'] === 'user_profile')
||
// or a default Drupal not found message
(
isset($variables['elements']['main']['#children'])
&&
$variables['elements']['main']['#children'] == t(
'The requested page "@path" could not be found.',
array('@path' => request_uri())
)
)
||
// or a default Drupal access denied message
(
isset($variables['elements']['main']['#children'])
&&
$variables['elements']['main']['#children'] == t('You are not authorized to access this page.')
)
||
// or an empty front page
isset($variables['elements']['default_message'])
)
&&
// it's not a view block
$variables['block']->module !== 'views'
) {
$variables['classes_array'][] = 'campl-content-container';
}
elseif ($variables['block']->region === 'sidebar' && $variables['block']->module !== 'views') {
$variables['content_attributes_array']['class'][] = 'campl-content-container';
}
elseif ($variables['block']->region === 'partnerships') {
$variables['classes_array'][] = 'campl-content-container campl-logo-container campl-bottom-padding';
$variables['title_attributes_array']['class'][] = 'campl-branding-title';
}
elseif (in_array($variables['block']->region, array('footer_1', 'footer_2', 'footer_3', 'footer_4'))) {
$variables['classes_array'][] = 'campl-content-container campl-navigation-list';
$variables['theme_hook_suggestions'][] = 'block__footer_x';
}
}
/**
* Implements hook_menu_block_tree_alter().
*/
function cambridge_theme_menu_block_tree_alter(&$tree, &$config) {
$block = block_load('menu_block', $config['delta']);
if ('left_navigation' === $block->region) {
// Force menu block configuration.
$config['level'] = 1;
$config['follow'] = 0;
$config['depth'] = 0;
$config['expanded'] = 1;
$config['sort'] = 1;
}
elseif ('horizontal_navigation' === $block->region) {
// Force menu block configuration.
$config['level'] = 1;
$config['follow'] = 0;
$config['depth'] = 0;
$config['expanded'] = 1;
$config['sort'] = 0;
// We need to add in extra 'Overview' menu items as parents aren't clickable/tapable, but there isn't a way to do
// this with arrays as it can have any number of levels. So they need to be turned into ArrayObjects and back again.
// (Ugly, but...)
require_once dirname(__FILE__) . '/includes/recursive_array_object.class.inc';
$tree = new RecursiveArrayObject($tree);
_cambridge_theme_add_horizontal_navigation_overview_items($tree);
$tree = $tree->getArrayCopy();
}
}
/**
* Add in extra 'Overview' menu items as parents aren't clickable/tapable.
*/
function _cambridge_theme_add_horizontal_navigation_overview_items($items) {
foreach ($items as $item) {
if (0 === count($item['below'])) {
continue;
}
_cambridge_theme_add_horizontal_navigation_overview_items($item['below']);
if ('<firstchild>' !== $item['link']['link_path']) {
$overview = array('link' => $item['link']->getArrayCopy(), 'below' => array());
$overview['link']['title'] .= ' overview';
$temp = $item['below']->getArrayCopy();
$temp = array('overview' => $overview) + $temp;
$item['below']->exchangeArray($temp);
}
}
}
/**
* Implements theme_status_messages().
*/
function cambridge_theme_status_messages($variables) {
$display = $variables['display'];
$output = '';
foreach (drupal_get_messages($display) as $type => $messages) {
switch ($type) {
case 'status':
$type = 'success';
$name = t('Success');
break;
case 'error':
$type = 'warning';
$name = t('Warning');
break;
case 'warning':
$type = 'Alert';
$name = t('Alert');
break;
default:
$type = 'info';
$name = t('Information');
}
foreach ($messages as $message) {
$output .= '<div class="campl-notifications-panel campl-' . $type . '-panel campl-notifications-container clearfix">';
$output .= '<div class="campl-column4">';
$output .= '<p class="campl-notifications-icon campl-' . $type . '-icon">' . $name . ':</p>';
$output .= '</div>';
$output .= '<div class="campl-column8">';
$output .= '<p>' . $message . "</p>";
$output .= "</div>";
$output .= "</div>";
}
}
return $output;
}
/**
* Implements theme_image().
*/
function cambridge_theme_image($variables) {
// Make sure class is added to all images.
$variables['attributes']['class'][] = 'campl-scale-with-grid';
return theme_image($variables);
}
/**
* Implements hook_block_view_alter().
*/
function cambridge_theme_block_view_alter(&$data, $block) {
if (in_array($block->region, array('footer_1', 'footer_2', 'footer_3', 'footer_4'))) {
// Add wrapper to blocks in the local footer column regions.
if (array_key_exists('content', $data) && is_array($data['content'])) {
if ($block->module === 'menu_block') {
$data['content']['#content']['#theme_wrappers'] = array('cambridge_theme_unstyled_list');
}
else {
$data['content']['#theme_wrappers'] = array('cambridge_theme_unstyled_list');
}
}
}
elseif ($block->module === 'menu_block' && $block->region === 'horizontal_navigation') {
// Forcibly disable the block title.
$data['subject'] = NULL;
$block->title = NULL;
// Add wrappers to the horizontal navigation regions.
$data['content']['#content']['#theme_wrappers'] = array('cambridge_theme_horizontal_navigation');
foreach ($data['content']['#content'] as $id => $item) {
if (isset($data['content']['#content'][$id]['#below']) && count($data['content']['#content'][$id]['#below'])) {
$data['content']['#content'][$id]['#below']['#theme_wrappers'] = array('cambridge_theme_local_dropdown_menu');
foreach ($data['content']['#content'][$id]['#below'] as $belowId => $below) {
if ('#' === substr($belowId, 0, 1)) {
continue;
}
if (count($data['content']['#content'][$id]['#below'][$belowId]['#below'])) {
$data['content']['#content'][$id]['#below'][$belowId]['#below']['#theme_wrappers'] = array('cambridge_theme_local_dropdown_menu');
}
}
}
}
// We need to add the campl-current-page class to the current page, but there isn't a way to do this with arrays as
// it can have any number of levels. So they need to be turned into ArrayObjects and back again. (Ugly, but...)
require_once dirname(__FILE__) . '/includes/recursive_array_object.class.inc';
$object = new RecursiveArrayObject($data['content']['#content']);
_cambridge_theme_find_active_horizontal_navigation($object);
$data['content']['#content'] = $object->getArrayCopy();
foreach ($data['content']['#content'] as $key => $item) {
if (FALSE === is_int($key)) {
continue;
}
if (in_array('active-trail', $item['#attributes']['class'])) {
$data['content']['#content'][$key]['#localized_options']['attributes']['class'][] = 'campl-selected';
}
}
}
elseif ($block->module === 'menu_block' && $block->region === 'left_navigation') {
if (FALSE === isset($data['content']['#content'])) {
return;
}
// Forcibly disable the block title.
$data['subject'] = NULL;
$block->title = NULL;
$content = $data['content']['#content'];
$active = NULL;
require_once dirname(__FILE__) . '/includes/recursive_array_object.class.inc';
foreach ($content as $key => $item) {
if (FALSE === is_int($key)) {
continue;
}
if (TRUE === in_array('active', $item['#attributes']['class'])) {
$active = new RecursiveArrayObject($content[$key]);
}
}
if (NULL === $active) {
foreach ($content as $key => $item) {
if (FALSE === is_int($key)) {
continue;
}
if (TRUE === in_array('active-trail', $item['#attributes']['class'])) {
$active = new RecursiveArrayObject($content[$key]);
// Sometimes the menu has an active-trail without an active item (eg Feeds module's log pages. Cycle through
// the items to make sure we have one. Not ideal, but the menu would break otherwise.
if (FALSE === _cambridge_theme_left_navigation_has_active_item($active)) {
// If we don't have an active item, don't try and change the menu.
$active = NULL;
}
break;
}
}
}
$breadcrumbs = array();
if (NULL === $active) {
// No active part, so just display the menu at the top level.
$navigation = array();
$siblings = $content;
foreach ($siblings as $key => $sibling) {
if (FALSE === is_int($key)) {
continue;
}
if ($sibling['#title'] == 'Home') {
$title = variable_get('site_name');
if (module_exists('context')) {
foreach (context_active_contexts() as $context) {
if (!empty($context->reactions['theme']['title'])) {
$title = $context->reactions['theme']['title'];
}
}
}
$breadcrumbs = array($key => $siblings[$key]) + $breadcrumbs;
$breadcrumbs[$key]['#title'] = $title;
}
}
// If there isn't a breadcrumb already (ie the top level doesn't have a 'Home' menu item), make one that points to
// the front page.
if (count($breadcrumbs) === 0) {
$breadcrumbs['foo'] = array(
'#theme' => array('menu_link'),
'#title' => variable_get('site_name'),
'#href' => '<front>',
'#attributes' => array(),
);
}
}
else {
$active['_siblings'] = new RecursiveArrayObject($content);
$navigation = array();
// See if the top level has a 'Home' menu item, and make it the first breadcrumb level if found.
foreach ($active['_siblings'] as $key => $sibling) {
if (FALSE === is_int($key)) {
continue;
}
if ($sibling['#title'] == 'Home') {
$title = variable_get('site_name');
// Use the context module's section title if enabled/used.
if (module_exists('context')) {
foreach (context_active_contexts() as $context) {
if (!empty($context->reactions['theme']['title'])) {
$title = $context->reactions['theme']['title'];
}
}
}
$breadcrumbs = array($key => $active['_siblings'][$key]->getArrayCopy()) + $breadcrumbs;
$breadcrumbs[$key]['#title'] = $title;
}
}
// If there isn't a breadcrumb already (ie the top level doesn't have a 'Home' menu item), make one that points to
// the front page.
if (count($breadcrumbs) === 0) {
$breadcrumbs['foo'] = array(
'#theme' => array('menu_link'),
'#title' => variable_get('site_name'),
'#href' => '<front>',
'#attributes' => array(),
);
}
// Break up the menu into the breadcrumb and navigation sections.
_cambridge_theme_left_navigation_break_up($active, $breadcrumbs, $navigation);
// Add in overview-style links when necessary.
$key = key($navigation);
if (count($navigation[$key]['#below']) > 0) {
if ('<firstchild>' !== $navigation[$key]['#original_link']['link_path']) {
$navigation[$key]['#below'] = $navigation + $navigation[$key]['#below'];
$navigation[$key]['#below'][$key]['#title'] .= ' overview';
}
$navigation[$key]['#attributes']['class'][] = 'campl-selected';
$navigation[$key]['#href'] = '<none>';
}
// We don't want to display grandchildren.
foreach ($navigation[$key]['#below'] as $childKey => $child) {
if (FALSE === is_int($childKey)) {
continue;
}
$navigation[$key]['#below'][$childKey]['#below'] = array();
if (in_array('active', $child['#attributes']['class'])) {
$navigation[$key]['#below'][$childKey]['#attributes']['class'][] = 'campl-selected';
}
}
// Pick out siblings.
$siblings = $navigation[$key]['_siblings'];
unset($siblings[$key]);
if ($navigation[$key]['#title'] == 'Home') {
$navigation = array();
}
}
foreach ($siblings as $key => $sibling) {
if (FALSE === is_int($key)) {
continue;
}
// We don't want to display children of the siblings.
$siblings[$key]['#below'] = array();
if ($sibling['#title'] == 'Home') {
unset($siblings[$key]);
}
}
// Construct the two menu parts.
$data['content']['#content'] = array();
$data['content']['#content']['#theme'] = array('cambridge_theme_left_navigation_structure');
$data['content']['#content']['#below']['breadcrumb']['#below'] = $breadcrumbs;
$data['content']['#content']['#below']['breadcrumb']['#below']['#theme_wrappers'] = array('cambridge_theme_left_navigation_breadcrumb');
$data['content']['#content']['#below']['breadcrumb']['#theme'] = array('cambridge_theme_left_navigation_splitter');
$data['content']['#content']['#below']['breadcrumb']['#href'] = '<front>';
$data['content']['#content']['#below']['breadcrumb']['#localized_options'] = array();
$data['content']['#content']['#below']['breadcrumb']['#attributes'] = array();
$data['content']['#content']['#below']['breadcrumb']['#bid'] = array('module' => 'menu_block', 'delta' => 2);
foreach ($data['content']['#content']['#below']['breadcrumb']['#below'] as $key => $value) {
if (FALSE === isset($data['content']['#content']['#below']['breadcrumb']['#below'][$key]['#theme'])) {
continue;
}
array_unshift(
$data['content']['#content']['#below']['breadcrumb']['#below'][$key]['#theme'],
'menu_link__left_navigation_breadcrumb'
);
}
$data['content']['#content']['#below']['navigation']['#below'] = array_merge($navigation, $siblings);
$data['content']['#content']['#below']['navigation']['#below']['#theme_wrappers'] = array('cambridge_theme_left_navigation_navigation');
$data['content']['#content']['#below']['navigation']['#theme'] = array('cambridge_theme_left_navigation_splitter');
$data['content']['#content']['#below']['navigation']['#href'] = '<front>';
$data['content']['#content']['#below']['navigation']['#localized_options'] = array();
$data['content']['#content']['#below']['navigation']['#attributes'] = array();
$data['content']['#content']['#below']['navigation']['#bid'] = array('module' => 'menu_block', 'delta' => 2);
foreach ($data['content']['#content']['#below']['navigation']['#below'] as $key => $value) {
if (FALSE === isset($data['content']['#content']['#below']['navigation']['#below'][$key]['#below']['#theme_wrappers'])) {
continue;
}
$data['content']['#content']['#below']['navigation']['#below'][$key]['#below']['#theme_wrappers'] = array(array('cambridge_theme_left_navigation_children'));
}
}
}
/**
* Add the campl-current-page class to the current page.
*/
function _cambridge_theme_find_active_horizontal_navigation($objects) {
foreach ($objects as $key => $object) {
if ('#' === substr($key, 0, 1)) {
continue;
}
$has_children = (is_array($object['#below']) || $object['#below'] instanceof Countable) && count($object['#below']);
if (in_array('active', (array) $object['#attributes']['class'])) {
$is_active = TRUE;
// If the item is an overview/firstchild link the parent item will appear as active, so take a look at the
// children to see if there's another active item.
if (TRUE === $has_children) {
foreach ($object['#below'] as $child) {
if (in_array('active', (array) $child['#attributes']['class'])) {
$is_active = FALSE;
break;
}
}
}
if (TRUE === $is_active) {
$object['#attributes']['class'][] = 'campl-current-page';
return TRUE;
}
}
if (TRUE === $has_children) {
if (TRUE === _cambridge_theme_find_active_horizontal_navigation($object['#below'])) {
return TRUE;
}
}
}
return FALSE;
}
/**
* Test whether the menu has an active item.
*/
function _cambridge_theme_left_navigation_has_active_item($item) {
if (in_array('active', $item['#attributes']['class']->getArrayCopy())) {
return TRUE;
}
foreach ($item['#below'] as $key => $child) {
if (FALSE === is_int($key)) {
continue;
}
if (TRUE === _cambridge_theme_left_navigation_has_active_item($child)) {
return TRUE;
}
}
return FALSE;
}
/**
* Break up the left-hand navigation into the breadcrumb and navigation sections.
*/
function _cambridge_theme_left_navigation_break_up($item, &$breadcrumbs, &$navigation) {
if (FALSE === $item instanceof RecursiveArrayObject) {
return;
}
if (
FALSE === in_array('active-trail', $item['#attributes']['class']->getArrayCopy())
&&
FALSE === in_array('active', $item['#attributes']['class']->getArrayCopy())
) {
return;
}
$child_is_active = FALSE;
foreach ($item['#below'] as $key => $child) {
if (FALSE === is_int($key)) {
continue;
}
$child['_siblings'] = $item['#below']->getArrayCopy();
if (TRUE === in_array('active', $child['#attributes']['class']->getArrayCopy())) {
$child_is_active = count($child['#below']) === 0;
break;
}
}
if (
$child_is_active
||
(
in_array('active', $item['#attributes']['class']->getArrayCopy())
&&
$item['#original_link']['link_path'] !== '<firstchild>'
)
) {
$navigation[$item['#original_link']['mlid']] = $item->getArrayCopy();
return;
}
$breadcrumbs[$item['#original_link']['mlid']] = $item->getArrayCopy();
$breadcrumbs[$item['#original_link']['mlid']]['#below'] = array();
foreach ($item['#below'] as $key => $child) {
if (FALSE === is_int($key)) {
continue;
}
_cambridge_theme_left_navigation_break_up($child, $breadcrumbs, $navigation);
}
}
/**
* Wrap the left navigation structure.
*/
function cambridge_theme_left_navigation_structure($variables) {
$output = drupal_render($variables['element']['#below']);
return '<div class="campl-tertiary-navigation-structure">' . $output . '</div>';
}
/**
* Wrap the left navigation parts.
*/
function cambridge_theme_left_navigation_splitter($variables) {
return drupal_render($variables['element']['#below']);
}
/**
* Wrap the left navigation breadcrumb.
*/
function cambridge_theme_left_navigation_breadcrumb($variables) {
return '<ul class="campl-unstyled-list campl-vertical-breadcrumb">' . $variables['element']['#children'] . '</ul>';
}
/**
* Implements theme_menu_link__left_navigation_breadcrumb().
*/
function cambridge_theme_menu_link__left_navigation_breadcrumb(array $variables) {
$element = $variables['element'];
$element['#localized_options']['html'] = TRUE;
$output = l(
$element['#title'] . '<span class="campl-vertical-breadcrumb-indicator"></span>',
$element['#href'],
$element['#localized_options']
);
return '<li' . drupal_attributes($element['#attributes']) . '>' . $output . '</li>';
}
/**
* Wrap the left navigation navigation.
*/
function cambridge_theme_left_navigation_navigation($variables) {
return '<ul class="campl-unstyled-list campl-vertical-breadcrumb-navigation">' . $variables['element']['#children'] . '</ul>';
}
/**
* Wrap the left navigation navigation children.
*/
function cambridge_theme_left_navigation_children($variables) {
return '<ul class="campl-unstyled-list campl-vertical-breadcrumb-children">' . $variables['element']['#children'] . '</ul>';
}
/**
* Implements theme_menu_link().
*/
function cambridge_theme_menu_link(array $variables) {
$element = $variables['element'];
$sub_menu = '';
if ($element['#below']) {
$sub_menu = drupal_render($element['#below']);
}
if ($element['#href'] === '<none>') {
$output = $element['#title'];
}
else {
$output = l($element['#title'], $element['#href'], $element['#localized_options']);
}
return '<li' . drupal_attributes($element['#attributes']) . '>' . $output . $sub_menu . "</li>\n";
}
/**
* Implements theme_pager().
*/
function cambridge_theme_pager($variables) {
global $pager_page_array, $pager_total;
$element = $variables['element'];
$parameters = $variables['parameters'];
$pager_current_index = $pager_page_array[$element];
$pager_current_index = $pager_current_index < 0 ? 0 : $pager_current_index;
$pager_total_pages = $pager_total[$element];
$pager_max_index = $pager_total_pages - 1;
if ($pager_total_pages <= 1) {
return '';
}
$li_previous = theme(
'pager_previous',
array('text' => 'previous', 'element' => $element, 'interval' => 1, 'parameters' => $parameters)
);
$li_first = theme(
'pager_first',
array('text' => 1, 'element' => $element, 'interval' => 1, 'parameters' => $parameters)
);
$li_last = theme(
'pager_last',
array('text' => $pager_total_pages, 'element' => $element, 'interval' => 1, 'parameters' => $parameters)
);
$li_next = theme(
'pager_next',
array('text' => 'next', 'element' => $element, 'interval' => 1, 'parameters' => $parameters)
);
if ($li_previous) {
$items[] = array('class' => array('campl-previous-li'), 'data' => $li_previous,);
}
if ($li_first) {
$items[] = array('data' => $li_first);
}
if ($pager_current_index == 2 && $pager_max_index > 2) {
// On the third page, add in page 2 to prevent "1 ... 3".
$items[] = array(
'data' => theme(
'pager_link',
array(
'text' => $pager_current_index,
'page_new' => array($pager_current_index - 1),
'element' => $element,
'parameters' => $parameters,
)
)
);
}
elseif ($pager_current_index == $pager_max_index && $pager_max_index == 3) {
// On the last page of four, add page 2 to prevent "1 ... 3 4".
$items[] = array(
'data' => theme(
'pager_link',
array(
'text' => $pager_current_index - 1,
'page_new' => array($pager_current_index - 2),
'element' => $element,
'parameters' => $parameters,
)
)
);
}
elseif ($pager_current_index > 1 && $pager_max_index > 2) {
$items[] = array('data' => '<span class="campl-elipsis">…</span>');
}
if (!$li_last && $pager_current_index > 1) {
// On the last page, try and add the penultimate.
$items[] = array(
'data' => theme(
'pager_link',
array(
'text' => $pager_current_index,
'page_new' => array($pager_current_index - 1),
'element' => $element,
'parameters' => $parameters,
)
)
);
}
$items[] = array('class' => array('campl-active'), 'data' => '<a>' . ($pager_current_index + 1) . '</a>');
if (!$li_previous && $pager_current_index < ($pager_max_index - 1)) {
// On the first page, try and add the second.
$items[] = array(
'data' => theme(
'pager_link',
array(
'text' => $pager_current_index + 2,
'page_new' => array($pager_current_index + 1),
'element' => $element,
'parameters' => $parameters,
)
)
);
}
if ($pager_current_index + 2 == $pager_max_index && $pager_max_index > 2) {
// Two away from the end, add in the penultimate page to prevent the likes of "5 6 ... 8".
$items[] = array(
'data' => theme(
'pager_link',
array(
'text' => $pager_current_index + 2,
'page_new' => array($pager_current_index + 1),
'element' => $element,
'parameters' => $parameters,
)
)
);
}
elseif (($pager_current_index == 0 && $pager_max_index == 3)) {
// On the first page of four, add in page 3 to prevent "1 2 ... 4".
$items[] = array(
'data' => theme(
'pager_link',
array(
'text' => $pager_current_index + 3,
'page_new' => array($pager_current_index + 2),
'element' => $element,
'parameters' => $parameters,
)
)
);
}
elseif (($pager_current_index + 1) < $pager_max_index && $pager_max_index > 2) {
$items[] = array('data' => '<span class="campl-elipsis">…</span>');
}
if ($li_last) {
$items[] = array('data' => $li_last);
}
if ($li_next) {
$items[] = array('class' => array('campl-next-li'), 'data' => $li_next);
}
$pagination = theme('item_list', array('items' => $items));
return '<div class="campl-pagination campl-pagination-centered">' . $pagination . '</div>';
}
/**
* Implements theme_pager_previous().
*/
function cambridge_theme_pager_previous($variables) {
$text = $variables['text'];
$element = $variables['element'];
$interval = $variables['interval'];
$parameters = $variables['parameters'];
global $pager_page_array;
if ($pager_page_array[$element] == 0) {