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template.php
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template.php
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<?php
// $Id$
/**
* Implementation of hook_theme().
*/
function rubik_theme() {
$items = array();
// theme('filter_form') for nicer filter forms.
$items['filter_form'] = array();
// theme('blocks') targeted override for content region.
$items['blocks_content'] = array();
// Content theming.
$items['help'] =
$items['node'] =
$items['comment'] = array(
'path' => drupal_get_path('theme', 'rubik') .'/templates',
'template' => 'object',
);
$items['node']['template'] = 'node';
// Help pages really need help. See preprocess_page().
$items['help_page'] = array(
'arguments' => array('content' => array()),
'path' => drupal_get_path('theme', 'rubik') .'/templates',
'template' => 'object',
);
// Form layout: simple.
$items['filter_admin_overview'] =
$items['user_admin_perm'] = array(
'arguments' => array('form' => array()),
'path' => drupal_get_path('theme', 'rubik') .'/templates',
'template' => 'form-simple',
'preprocess functions' => array(
'rubik_preprocess_form_buttons',
'rubik_preprocess_form_legacy'
),
);
// Form layout: default (2 column).
$items['block_add_block_form'] =
$items['block_admin_configure'] =
$items['comment_form'] =
$items['contact_admin_edit'] =
$items['contact_mail_page'] =
$items['contact_mail_user'] =
$items['filter_admin_format_form'] =
$items['forum_form'] =
$items['locale_languages_edit_form'] =
$items['locale_languages_configure_form'] =
$items['menu_edit_menu'] =
$items['menu_edit_item'] =
$items['node_type_form'] =
$items['path_admin_form'] =
$items['system_settings_form'] =
$items['system_themes_form'] =
$items['system_modules'] =
$items['system_actions_configure'] =
$items['taxonomy_form_term'] =
$items['taxonomy_form_vocabulary'] =
$items['user_pass'] =
$items['user_login'] =
$items['user_register'] =
$items['user_profile_form'] =
$items['user_admin_access_add_form'] = array(
'arguments' => array('form' => array()),
'path' => drupal_get_path('theme', 'rubik') .'/templates',
'template' => 'form-default',
'preprocess functions' => array(
'rubik_preprocess_form_buttons',
'rubik_preprocess_form_legacy',
'rubik_preprocess_form_filter',
),
);
// These forms require additional massaging.
$items['confirm_form'] = array(
'arguments' => array('form' => array()),
'path' => drupal_get_path('theme', 'rubik') .'/templates',
'template' => 'form-simple',
'preprocess functions' => array(
'rubik_preprocess_form_confirm'
),
);
$items['node_form'] = array(
'arguments' => array('form' => array()),
'path' => drupal_get_path('theme', 'rubik') .'/templates',
'template' => 'form-default',
'preprocess functions' => array(
'rubik_preprocess_form_filter',
'rubik_preprocess_form_buttons',
'rubik_preprocess_form_node',
),
);
return $items;
}
/**
* Preprocessor for theme('page').
*/
function rubik_preprocess_page(&$vars) {
// Show a warning if base theme is not present.
if (!function_exists('tao_theme') && user_access('administer site configuration')) {
drupal_set_message(t('The Rubik theme requires the !tao base theme in order to work properly.', array('!tao' => l('Tao', 'http://code.developmentseed.org/tao'))), 'warning');
}
// Split page content & content blocks.
$vars['content_region'] = theme('blocks_content', TRUE);
// Set a page icon class.
$vars['page_icon_class'] = ($item = menu_get_item()) ? _rubik_icon_classes($item['href']) : '';
// Add body class for theme.
$vars['attr']['class'] .= ' rubik';
// Body class for admin module.
$vars['attr']['class'] .= ' admin-static';
// Help pages. They really do need help.
if (strpos($_GET['q'], 'admin/help/') === 0) {
$vars['content'] = theme('help_page', $vars['content']);
}
// Display user account links.
$vars['user_links'] = _rubik_user_links();
// Help text toggler link.
$vars['help_toggler'] = l(t('Help'), $_GET['q'], array('attributes' => array('id' => 'help-toggler', 'class' => 'toggler'), 'fragment' => 'help-text'));
// Clear out help text if empty.
if (empty($vars['help']) || !(strip_tags($vars['help']))) {
$vars['help'] = '';
}
}
/**
* Preprocessor for theme('fieldset').
*/
function rubik_preprocess_fieldset(&$vars) {
if (!empty($vars['element']['#collapsible'])) {
$vars['title'] = "<span class='icon'></span>" . $vars['title'];
}
}
/**
* Attempts to render a non-template based form for template rendering.
*/
function rubik_preprocess_form_legacy(&$vars) {
if (isset($vars['form']['#theme']) && function_exists("theme_{$vars['form']['#theme']}")) {
$function = "theme_{$vars['form']['#theme']}";
$vars['form'] = array(
'#type' => 'markup',
'#value' => $function($vars['form'])
);
}
}
/**
* Preprocessor for handling form button for most forms.
*/
function rubik_preprocess_form_buttons(&$vars) {
if (!element_children($vars['buttons'])) {
if (isset($vars['form']['buttons'])) {
$vars['buttons'] = $vars['form']['buttons'];
unset($vars['form']['buttons']);
}
else {
$vars['buttons'] = array();
foreach (element_children($vars['form']) as $key) {
if (isset($vars['form'][$key]['#type']) && in_array($vars['form'][$key]['#type'], array('submit', 'button'))) {
$vars['buttons'][$key] = $vars['form'][$key];
unset($vars['form'][$key]);
}
}
}
}
}
/**
* Preprocessor for theme('confirm_form').
*/
function rubik_preprocess_form_confirm(&$vars) {
// Move the title from the page title (usually too big and unwieldy)
$title = filter_xss_admin(drupal_get_title());
$vars['form']['description']['#type'] = 'item';
$vars['form']['description']['#value'] = empty($vars['form']['description']['#value']) ?
"<strong>{$title}</strong>" :
"<strong>{$title}</strong><p>{$vars['form']['description']['#value']}</p>";
drupal_set_title(t('Please confirm'));
// Button setup
$vars['buttons'] = $vars['form']['actions'];
unset($vars['form']['actions']);
}
/**
* Preprocessor for theme('node_form').
*/
function rubik_preprocess_form_node(&$vars) {
$vars['sidebar'] = isset($vars['sidebar']) ? $vars['sidebar'] : array();
// Support nodeformcols if present.
if (module_exists('nodeformcols')) {
$map = array(
'nodeformcols_region_right' => 'sidebar',
'nodeformcols_region_footer' => 'footer',
'nodeformcols_region_main' => NULL,
);
foreach ($map as $region => $target) {
if (isset($vars['form'][$region])) {
if (isset($vars['form'][$region]['#prefix'], $vars['form'][$region]['#suffix'])) {
unset($vars['form'][$region]['#prefix']);
unset($vars['form'][$region]['#suffix']);
}
if (isset($vars['form'][$region]['buttons'], $vars['form'][$region]['buttons'])) {
$vars['buttons'] = $vars['form'][$region]['buttons'];
unset($vars['form'][$region]['buttons']);
}
if (isset($target)) {
$vars[$target] = $vars['form'][$region];
unset($vars['form'][$region]);
}
}
}
}
// Default to showing taxonomy in sidebar if nodeformcols is not present.
elseif (isset($vars['form']['taxonomy'])) {
$vars['sidebar']['taxonomy'] = $vars['form']['taxonomy'];
unset($vars['form']['taxonomy']);
}
}
/**
* Preprocessor for formatting input filter forms.
*/
function rubik_preprocess_form_filter(&$vars) {
if (!module_exists('wysiwyg')) {
_rubik_filter_form_alter($vars['form']);
}
}
/**
* Preprocessor for theme('form_element').
*/
function rubik_preprocess_form_element(&$vars) {
if (!empty($vars['element']['#rubik_filter_form'])) {
$vars['attr']['class'] .= ' form-item-filter';
}
}
/**
* Preprocessor for theme('help').
*/
function rubik_preprocess_help(&$vars) {
$vars['hook'] = 'help';
$vars['attr']['id'] = 'help-text';
$class = 'path-admin-help clear-block toggleable';
$vars['attr']['class'] = isset($vars['attr']['class']) ? "{$vars['attr']['class']} $class" : $class;
$help = menu_get_active_help();
if (($test = strip_tags($help)) && !empty($help)) {
// Thankfully this is static cached.
$vars['attr']['class'] .= menu_secondary_local_tasks() ? ' with-tabs' : '';
$vars['is_prose'] = TRUE;
$vars['layout'] = TRUE;
$vars['content'] = "<span class='icon'></span>" . $help;
// Link to help section.
$item = menu_get_item('admin/help');
if ($item && $item['path'] === 'admin/help' && $item['access']) {
$vars['links'] = l(t('More help topics'), 'admin/help');
}
}
}
/**
* Preprocessor for theme('help_page').
*/
function rubik_preprocess_help_page(&$vars) {
$vars['hook'] = 'help-page';
$vars['is_prose'] = TRUE;
$vars['layout'] = TRUE;
$vars['attr'] = array('class' => 'help-page clear-block');
// Truly hackish way to navigate help pages.
$module_info = module_rebuild_cache();
$modules = array();
foreach (module_implements('help', TRUE) as $module) {
if (module_invoke($module, 'help', "admin/help#$module", NULL)) {
$modules[$module] = $module_info[$module]->info['name'];
}
}
asort($modules);
$links = array();
foreach ($modules as $module => $name) {
$links[] = array('title' => $name, 'href' => "admin/help/{$module}");
}
$vars['links'] = theme('links', $links);
}
/**
* Preprocessor for theme('node').
*/
function rubik_preprocess_node(&$vars) {
$vars['layout'] = TRUE;
$vars['title'] = menu_get_object() === $vars['node'] ? '' : $vars['title'];
$vars['attr']['class'] .= ' clear-block';
// Clear out template file suggestions if we are the active theme.
// Other subthemes will need to manage template suggestions on their own.
global $theme_key;
if (in_array($theme_key, array('rubik', 'cube'), TRUE)) {
$vars['template_files'] = array();
}
}
/**
* Preprocessor for theme('comment').
*/
function rubik_preprocess_comment(&$vars) {
$vars['layout'] = TRUE;
$vars['attr']['class'] .= ' clear-block';
}
/**
* Preprocessor for theme('comment_wrapper').
*/
function rubik_preprocess_comment_wrapper(&$vars) {
$vars['hook'] = 'box';
$vars['title'] = t('Comments');
$vars['attr']['id'] = 'comments';
if (!isset($vars['attr']['class'])) {
$vars['attr']['class'] = ' clear-block';
}
else {
$vars['attr']['class'] .= ' clear-block';
}
}
/**
* Override of theme_blocks() for content region. Allows content blocks
* to be split away from page content in page template. See tao_blocks()
* for how this function is called.
*/
function rubik_blocks_content($doit = FALSE) {
static $blocks;
if (!isset($blocks)) {
$blocks = module_exists('context') && function_exists('context_blocks') ? context_blocks('content') : theme_blocks('content');
}
return $doit ? $blocks : '';
}
/**
* Override of theme('breadcrumb').
*/
function rubik_breadcrumb($breadcrumb, $prepend = TRUE) {
$output = '';
// Add current page onto the end.
if (!drupal_is_front_page()) {
$item = menu_get_item();
$end = end($breadcrumb);
if ($end && strip_tags($end) !== $item['title']) {
$breadcrumb[] = "<strong>". check_plain($item['title']) ."</strong>";
}
}
// Remove the home link.
foreach ($breadcrumb as $key => $link) {
if (strip_tags($link) === t('Home')) {
unset($breadcrumb[$key]);
break;
}
}
// Optional: Add the site name to the front of the stack.
if ($prepend) {
$site_name = empty($breadcrumb) ? "<strong>". check_plain(variable_get('site_name', '')) ."</strong>" : l(variable_get('site_name', ''), '<front>', array('purl' => array('disabled' => TRUE)));
array_unshift($breadcrumb, $site_name);
}
foreach ($breadcrumb as $link) {
$output .= "<span class='breadcrumb-link'>{$link}</span>";
}
return $output;
}
/**
* Display the list of available node types for node creation.
*/
function rubik_node_add_list($content) {
$output = "<ul class='admin-list'>";
if ($content) {
foreach ($content as $item) {
$item['title'] = "<span class='icon'></span>" . filter_xss_admin($item['title']);
if (isset($item['localized_options']['attributes']['class'])) {
$item['localized_options']['attributes']['class'] .= ' '. _rubik_icon_classes($item['href']);
}
else {
$item['localized_options']['attributes']['class'] = _rubik_icon_classes($item['href']);
}
$item['localized_options']['html'] = TRUE;
$output .= "<li>";
$output .= l($item['title'], $item['href'], $item['localized_options']);
$output .= '<div class="description">'. filter_xss_admin($item['description']) .'</div>';
$output .= "</li>";
}
}
$output .= "</ul>";
return $output;
}
/**
* Override of theme_admin_block_content().
*/
function rubik_admin_block_content($content, $get_runstate = FALSE) {
static $has_run = FALSE;
if ($get_runstate) {
return $has_run;
}
$has_run = TRUE;
$output = '';
if (!empty($content)) {
foreach ($content as $k => $item) {
$content[$k]['title'] = "<span class='icon'></span>" . filter_xss_admin($item['title']);
$content[$k]['localized_options']['html'] = TRUE;
if (!empty($content[$k]['localized_options']['attributes']['class'])) {
$content[$k]['localized_options']['attributes']['class'] .= _rubik_icon_classes($item['href']);
}
else {
$content[$k]['localized_options']['attributes']['class'] = _rubik_icon_classes($item['href']);
}
}
$output = system_admin_compact_mode() ? '<ul class="admin-list admin-list-compact">' : '<ul class="admin-list">';
foreach ($content as $item) {
$output .= '<li class="leaf">';
$output .= l($item['title'], $item['href'], $item['localized_options']);
if (!system_admin_compact_mode()) {
$output .= "<div class='description'>{$item['description']}</div>";
}
$output .= '</li>';
}
$output .= '</ul>';
}
return $output;
}
/**
* Override of theme('admin_menu_item_link').
*/
function rubik_admin_menu_item_link($link) {
$link['localized_options'] = empty($link['localized_options']) ? array() : $link['localized_options'];
$link['localized_options']['html'] = TRUE;
if (!isset($link['localized_options']['attributes']['class'])) {
$link['localized_options']['attributes']['class'] = _rubik_icon_classes($link['href']);
}
else {
$link['localized_options']['attributes']['class'] .= ' '. _rubik_icon_classes($link['href']);
}
$link['description'] = check_plain(truncate_utf8(strip_tags($link['description']), 150, TRUE, TRUE));
$link['description'] = "<span class='icon'></span>" . $link['description'];
$link['title'] .= !empty($link['description']) ? "<span class='menu-description'>{$link['description']}</span>" : '';
$link['title'] = filter_xss_admin($link['title']);
return l($link['title'], $link['href'], $link['localized_options']);
}
/**
* Override of theme('textfield').
*/
function rubik_textfield($element) {
if ($element['#size'] >= 30) {
$element['#size'] = '';
$element['#attributes']['class'] = isset($element['#attributes']['class']) ? "{$element['#attributes']['class']} fluid" : "fluid";
}
return theme_textfield($element);
}
/**
* Override of theme('password').
*/
function rubik_password($element) {
if ($element['#size'] >= 30 || $element['#maxlength'] >= 30) {
$element['#size'] = '';
$element['#attributes']['class'] = isset($element['#attributes']['class']) ? "{$element['#attributes']['class']} fluid" : "fluid";
}
return theme_password($element);
}
/**
* Override of theme('node_submitted').
*/
function rubik_node_submitted($node) {
return _rubik_submitted($node);
}
/**
* Override of theme('comment_submitted').
*/
function rubik_comment_submitted($comment) {
$vars = $comment;
$vars->created = $comment->timestamp;
return _rubik_submitted($comment);
}
/**
* Override of theme('filter_tips_more_info').
*/
function rubik_filter_tips_more_info() {
return '<div class="filter-help">'. l(t('Formatting help'), 'filter/tips', array('attributes' => array('target' => '_blank'))) .'</div>';
}
/**
* Theme a filter form element
*/
function rubik_filter_form($form) {
unset($form['#title']);
$select = !empty($form['#options']) ? theme('select', $form) : '';
$help = theme('filter_tips_more_info');
$output = "<div class='filter-options clear-block'>{$select}{$help}</div>";
return $output;
}
/**
* Helper function for cloning and drupal_render()'ing elements.
*/
function rubik_render_clone($elements) {
static $instance;
if (!isset($instance)) {
$instance = 1;
}
foreach (element_children($elements) as $key) {
if (isset($elements[$key]['#id'])) {
$elements[$key]['#id'] = "{$elements[$key]['#id']}-{$instance}";
}
}
$instance++;
return drupal_render($elements);
}
/**
* Helper function to submitted info theming functions.
*/
function _rubik_submitted($node) {
$byline = t('Posted by !username', array('!username' => theme('username', $node)));
$date = format_date($node->created, 'small');
return "<div class='byline'>{$byline}</div><div class='date'>$date</div>";
}
/**
* User/account related links.
*/
function _rubik_user_links() {
// Add user-specific links
global $user;
$user_links = array();
if (empty($user->uid)) {
$user_links['login'] = array('title' => t('Login'), 'href' => 'user');
// Do not display register link if registration is not allowed.
if (variable_get('user_register', 1)) {
$user_links['register'] = array('title' => t('Register'), 'href' => 'user/register');
}
}
else {
$user_links['account'] = array('title' => t('Hello @username', array('@username' => $user->name)), 'href' => 'user', 'html' => TRUE);
$user_links['logout'] = array('title' => t('Logout'), 'href' => "logout");
}
return $user_links;
}
/**
* Generate an icon class from a path.
*/
function _rubik_icon_classes($path) {
$classes = array();
$args = explode('/', $path);
if ($args[0] === 'admin' || (count($args) > 1 && $args[0] === 'node' && $args[1] === 'add')) {
while (count($args)) {
$classes[] = 'path-'. str_replace('/', '-', implode('/', $args));
array_pop($args);
}
return implode(' ', $classes);
}
return '';
}
/**
* Recurses through forms for input filter fieldsets and alters them.
*/
function _rubik_filter_form_alter(&$form) {
$found = FALSE;
foreach (element_children($form) as $id) {
// Filter form element found
if (is_array($form[$id]['#element_validate']) && in_array('filter_form_validate', $form[$id]['#element_validate'])) {
// Switch from radios to select.
$options = array();
$default_value = 0;
foreach (element_children($form[$id]) as $format) {
if (!empty($form[$id][$format]['#type']) && $form[$id][$format]['#type'] == 'radio') {
$default_value = empty($default_value) ? $form[$id][$format]['#default_value'] : $default_value;
$options[$format] = $form[$id][$format]['#title'];
}
unset($form[$id][$format]);
}
$form[$id]['#type'] = 'select';
$form[$id]['#options'] = $options;
$form[$id]['#value'] = $default_value;
$form[$id]['#default_value'] = $default_value;
$form[$id]['#theme'] = 'filter_form';
// We don't need a custom validator with selects
unset($form[$id]['#element_validate']);
$found = TRUE;
}
// Formatting guidelines element found
elseif ($id == 'format' && !empty($form[$id]['format']['guidelines'])) {
$form[$id]['#theme'] = 'filter_form';
$found = TRUE;
}
// Recurse down other elements
else {
_rubik_filter_form_alter($form[$id]);
}
}
// If filter elements found, adjust parent element.
if ($found) {
foreach (element_children($form) as $element) {
$form[$element]['#rubik_filter_form'] = TRUE;
}
$form = array(
'#type' => 'item',
'#weight' => isset($form['#weight']) ? $form['#weight'] : 0,
$form
);
}
}