by JohnAlbin: Fix node unpublished styling for IE.
[project/zen.git] / template.php
CommitLineData
0c91c6b4 1<?php
0c91c6b4 2/**
8c1acf80 3 * @file
0b1037f4 4 * Contains theme override functions and preprocess functions for the Zen theme.
7c5fa196 5 *
0b1037f4 6 * IMPORTANT WARNING: DO NOT MODIFY THIS FILE.
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7 *
8 * The base Zen theme is designed to be easily extended by its sub-themes. You
9 * shouldn't modify this or any of the CSS or PHP files in the root zen/ folder.
10 * See the online documentation for more information:
11 * http://drupal.org/node/193318
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12 */
13
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14// Auto-rebuild the theme registry during theme development.
15if (theme_get_setting('zen_rebuild_registry')) {
c37ef432 16 // Rebuild .info data.
e28f5335 17 system_rebuild_theme_data();
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18 // Rebuild theme registry.
19 drupal_theme_rebuild();
89804871 20}
7c5fa196 21
719059ea 22
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23/**
24 * Implements HOOK_theme().
52521ba9 25 */
4f5c1d0c 26function zen_theme(&$existing, $type, $theme, $path) {
fb2d48c9 27 include_once './' . drupal_get_path('theme', 'zen') . '/zen-internals/template.theme-registry.inc';
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28 return _zen_theme($existing, $type, $theme, $path);
29}
52521ba9 30
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31/**
32 * Return a themed breadcrumb trail.
7081db43 33 *
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34 * @param $variables
35 * - title: An optional string to be used as a navigational heading to give
36 * context for breadcrumb links to screen-reader users.
37 * - title_attributes_array: Array of HTML attributes for the title. It is
38 * flattened into a string within the theme function.
39 * - breadcrumb: An array containing the breadcrumb links.
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40 * @return
41 * A string containing the breadcrumb output.
7081db43 42 */
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43function zen_breadcrumb($variables) {
44 $breadcrumb = $variables['breadcrumb'];
d60c8c02 45 // Determine if we are to display the breadcrumb.
59794464 46 $show_breadcrumb = theme_get_setting('zen_breadcrumb');
52521ba9 47 if ($show_breadcrumb == 'yes' || $show_breadcrumb == 'admin' && arg(0) == 'admin') {
59794464 48
d60c8c02 49 // Optionally get rid of the homepage link.
59794464 50 $show_breadcrumb_home = theme_get_setting('zen_breadcrumb_home');
52521ba9 51 if (!$show_breadcrumb_home) {
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52 array_shift($breadcrumb);
53 }
59794464 54
d60c8c02 55 // Return the breadcrumb with separators.
52521ba9 56 if (!empty($breadcrumb)) {
59794464 57 $breadcrumb_separator = theme_get_setting('zen_breadcrumb_separator');
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58 $trailing_separator = $title = '';
59 if (theme_get_setting('zen_breadcrumb_title')) {
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60 $item = menu_get_item();
61 if (!empty($item['tab_parent'])) {
f134138f 62 // If we are on a non-default tab, use the tab's title.
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63 $title = check_plain($item['title']);
64 }
65 else {
66 $title = drupal_get_title();
67 }
68 if ($title) {
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69 $trailing_separator = $breadcrumb_separator;
70 }
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71 }
72 elseif (theme_get_setting('zen_breadcrumb_trailing')) {
73 $trailing_separator = $breadcrumb_separator;
74 }
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75
76 // Provide a navigational heading to give context for breadcrumb links to
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77 // screen-reader users.
78 if (empty($variables['title'])) {
79 $variables['title'] = t('You are here');
80 }
81 // Unless overridden by a preprocess function, make the heading invisible.
82 if (!isset($variables['title_attributes_array']['class'])) {
83 $variables['title_attributes_array']['class'][] = 'element-invisible';
84 }
85 $heading = '<h2' . drupal_attributes($variables['title_attributes_array']) . '>' . $variables['title'] . '</h2>';
95b795f9 86
3f537ac5 87 return '<div class="breadcrumb">' . $heading . implode($breadcrumb_separator, $breadcrumb) . $trailing_separator . $title . '</div>';
52521ba9 88 }
7c5fa196 89 }
d60c8c02 90 // Otherwise, return an empty string.
52521ba9 91 return '';
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92}
93
4f5c1d0c 94/**
da899813 95 * Duplicate of theme_menu_local_tasks() but adds clearfix to tabs.
4f5c1d0c 96 */
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97function zen_menu_local_tasks(&$variables) {
98 $output = '';
4f5c1d0c 99
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100 if ($primary = drupal_render($variables['primary'])) {
101 $output .= '<h2 class="element-invisible">' . t('Primary tabs') . '</h2>';
102 $output .= '<ul class="tabs primary clearfix">' . $primary . '</ul>';
4f5c1d0c 103 }
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104 if ($secondary = drupal_render($variables['secondary'])) {
105 $output .= '<h2 class="element-invisible">' . t('Secondary tabs') . '</h2>';
106 $output .= '<ul class="tabs secondary clearfix">' . $secondary . '</ul>';
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107 }
108
109 return $output;
110}
960bac1c 111
94f89279 112/**
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113 * Override or insert variables into theme_menu_local_task().
114 */
115function zen_preprocess_menu_local_task(&$variables) {
116 $link =& $variables['element']['#link'];
117
118 // If the link does not contain HTML already, check_plain() it now.
119 // After we set 'html'=TRUE the link will not be sanitized by l().
120 if (empty($link['localized_options']['html'])) {
121 $link['title'] = check_plain($link['title']);
122 }
123 $link['localized_options']['html'] = TRUE;
124 $link['title'] = '<span class="tab">' . $link['title'] . '</span>';
125}
126
127/**
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128 * Adds conditional CSS from the .info file.
129 *
130 * Copy of conditional_styles_preprocess_html().
131 */
132function zen_add_conditional_styles() {
133 // Make a list of base themes and the current theme.
134 $themes = $GLOBALS['base_theme_info'];
135 $themes[] = $GLOBALS['theme_info'];
136 foreach (array_keys($themes) as $key) {
137 $theme_path = dirname($themes[$key]->filename) . '/';
138 if (isset($themes[$key]->info['stylesheets-conditional'])) {
139 foreach (array_keys($themes[$key]->info['stylesheets-conditional']) as $condition) {
140 foreach (array_keys($themes[$key]->info['stylesheets-conditional'][$condition]) as $media) {
141 foreach ($themes[$key]->info['stylesheets-conditional'][$condition][$media] as $stylesheet) {
142 // Add each conditional stylesheet.
143 drupal_add_css(
144 $theme_path . $stylesheet,
145 array(
146 'group' => CSS_THEME,
147 'browsers' => array(
148 'IE' => $condition,
149 '!IE' => FALSE,
150 ),
151 'every_page' => TRUE,
152 )
153 );
154 }
155 }
156 }
157 }
158 }
159}
160
161/**
fa28a506 162 * Override or insert variables into the html template.
87695e28 163 *
b6e4708e 164 * @param $variables
0b1037f4 165 * An array of variables to pass to the theme template.
e6f4a124 166 * @param $hook
fa28a506 167 * The name of the template being rendered ("html" in this case.)
87695e28 168 */
b6e4708e 169function zen_preprocess_html(&$variables, $hook) {
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170 // If the user is silly and enables Zen as the theme, add some styles.
171 if ($GLOBALS['theme'] == 'zen') {
fb2d48c9 172 include_once './' . drupal_get_path('theme', 'zen') . '/zen-internals/template.zen.inc';
b6e4708e 173 _zen_preprocess_html($variables, $hook);
78d8d215 174 }
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175 elseif (!module_exists('conditional_styles')) {
176 zen_add_conditional_styles();
177 }
719059ea 178
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179 // Classes for body element. Allows advanced theming based on context
180 // (home page, node of certain type, etc.)
b6e4708e 181 if (!$variables['is_front']) {
363d1497 182 // Add unique class for each page.
9faf4798 183 $path = drupal_get_path_alias($_GET['q']);
363d1497 184 // Add unique class for each website section.
8357c010 185 list($section, ) = explode('/', $path, 2);
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186 if (arg(0) == 'node') {
187 if (arg(1) == 'add') {
363d1497 188 $section = 'node-add';
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189 }
190 elseif (is_numeric(arg(1)) && (arg(2) == 'edit' || arg(2) == 'delete')) {
363d1497 191 $section = 'node-' . arg(2);
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192 }
193 }
b6e4708e 194 $variables['classes_array'][] = drupal_html_class('section-' . $section);
960bac1c 195 }
2041a7c1 196 if (theme_get_setting('zen_wireframes')) {
b6e4708e 197 $variables['classes_array'][] = 'with-wireframes'; // Optionally add the wireframes style.
2041a7c1 198 }
711885f1 199 // Store the menu item since it has some useful information.
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200 $variables['menu_item'] = menu_get_item();
201 switch ($variables['menu_item']['page_callback']) {
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202 case 'views_page':
203 // Is this a Views page?
b6e4708e 204 $variables['classes_array'][] = 'page-views';
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205 break;
206 case 'page_manager_page_execute':
207 case 'page_manager_node_view':
208 case 'page_manager_contact_site':
209 // Is this a Panels page?
b6e4708e 210 $variables['classes_array'][] = 'page-panels';
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211 break;
212 }
e0a8f494 213}
7c5fa196 214
e0a8f494 215/**
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216 * Override or insert variables into the page template.
217 *
218 * @param $variables
219 * An array of variables to pass to the theme template.
220 * @param $hook
221 * The name of the template being rendered ("page" in this case.)
222 */
223function zen_preprocess_page(&$variables, $hook) {
224 // Find the title of the menu used by the secondary links.
225 $secondary_links = variable_get('menu_secondary_links_source', 'user-menu');
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226 if ($secondary_links) {
227 $menus = function_exists('menu_get_menus') ? menu_get_menus() : menu_list_system_menus();
228 $variables['secondary_menu_heading'] = $menus[$secondary_links];
229 }
230 else {
231 $variables['secondary_menu_heading'] = '';
232 }
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233}
234
235/**
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236 * Override or insert variables into the maintenance page template.
237 *
b6e4708e 238 * @param $variables
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239 * An array of variables to pass to the theme template.
240 * @param $hook
31c1fbc2 241 * The name of the template being rendered ("maintenance_page" in this case.)
3183d194 242 */
b6e4708e 243function zen_preprocess_maintenance_page(&$variables, $hook) {
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244 // If Zen is the maintenance theme, add some styles.
245 if ($GLOBALS['theme'] == 'zen') {
fb2d48c9 246 include_once './' . drupal_get_path('theme', 'zen') . '/zen-internals/template.zen.inc';
b6e4708e 247 _zen_preprocess_html($variables, $hook);
3183d194 248 }
3183d194 249 elseif (!module_exists('conditional_styles')) {
14844512 250 zen_add_conditional_styles();
3183d194 251 }
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252}
253
254/**
0b1037f4 255 * Override or insert variables into the node templates.
e0a8f494 256 *
b6e4708e 257 * @param $variables
0b1037f4 258 * An array of variables to pass to the theme template.
e6f4a124 259 * @param $hook
0b1037f4 260 * The name of the template being rendered ("node" in this case.)
e0a8f494 261 */
b6e4708e 262function zen_preprocess_node(&$variables, $hook) {
e7ce78eb 263 // Add $unpublished variable.
b6e4708e 264 $variables['unpublished'] = (!$variables['status']) ? TRUE : FALSE;
911d5130 265
e7ce78eb 266 // Add a class to show node is authored by current user.
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267 if ($variables['uid'] && $variables['uid'] == $GLOBALS['user']->uid) {
268 $variables['classes_array'][] = 'node-by-viewer';
c91ed8a5 269 }
4e316b5a 270
b6e4708e 271 $variables['title_attributes_array']['class'][] = 'node-title';
e0a8f494 272}
7c5fa196 273
e0a8f494 274/**
0b1037f4 275 * Override or insert variables into the comment templates.
e0a8f494 276 *
b6e4708e 277 * @param $variables
0b1037f4 278 * An array of variables to pass to the theme template.
e6f4a124 279 * @param $hook
0b1037f4 280 * The name of the template being rendered ("comment" in this case.)
e0a8f494 281 */
b6e4708e 282function zen_preprocess_comment(&$variables, $hook) {
e8e12945 283 // If comment subjects are disabled, don't display them.
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284 if (variable_get('comment_subject_field_' . $variables['node']->type, 1) == 0) {
285 $variables['title'] = '';
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286 }
287
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288 // Anonymous class is broken in core. See #1110650
289 if ($variables['comment']->uid == 0) {
290 $variables['classes_array'][] = 'comment-by-anonymous';
291 }
e8e12945 292 // Zebra striping.
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293 if ($variables['id'] == 1) {
294 $variables['classes_array'][] = 'first';
e8e12945 295 }
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296 if ($variables['id'] == $variables['node']->comment_count) {
297 $variables['classes_array'][] = 'last';
e8e12945 298 }
b6e4708e 299 $variables['classes_array'][] = $variables['zebra'];
e8e12945 300
b6e4708e 301 $variables['title_attributes_array']['class'][] = 'comment-title';
960bac1c 302}
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303
304/**
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305 * Preprocess variables for region.tpl.php
306 *
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307 * @param $variables
308 * An array of variables to pass to the theme template.
309 * @param $hook
310 * The name of the template being rendered ("region" in this case.)
94f89279 311 */
b6e4708e 312function zen_preprocess_region(&$variables, $hook) {
6b8155aa 313 // Sidebar regions get some extra classes and a common template suggestion.
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314 if (strpos($variables['region'], 'sidebar_') === 0) {
315 $variables['classes_array'][] = 'column';
316 $variables['classes_array'][] = 'sidebar';
317 $variables['theme_hook_suggestions'][] = 'region__sidebar';
6b8155aa 318 // Allow a region-specific template to override Zen's region--sidebar.
b6e4708e 319 $variables['theme_hook_suggestions'][] = 'region__' . $variables['region'];
995d309c 320 }
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321}
322
323/**
0b1037f4 324 * Override or insert variables into the block templates.
28511ba8 325 *
b6e4708e 326 * @param $variables
0b1037f4 327 * An array of variables to pass to the theme template.
e6f4a124 328 * @param $hook
0b1037f4 329 * The name of the template being rendered ("block" in this case.)
28511ba8 330 */
b6e4708e 331function zen_preprocess_block(&$variables, $hook) {
288001f7 332 // Classes describing the position of the block within the region.
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333 if ($variables['block_id'] == 1) {
334 $variables['classes_array'][] = 'first';
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335 }
336 // The last_in_region property is set in zen_page_alter().
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337 if (isset($variables['block']->last_in_region)) {
338 $variables['classes_array'][] = 'last';
288001f7 339 }
b6e4708e 340 $variables['classes_array'][] = $variables['block_zebra'];
4e316b5a 341
b6e4708e 342 $variables['title_attributes_array']['class'][] = 'block-title';
3183d194 343}
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344
345/**
346 * Override or insert variables into the block templates.
347 *
b6e4708e 348 * @param $variables
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349 * An array of variables to pass to the theme template.
350 * @param $hook
351 * The name of the template being rendered ("block" in this case.)
352 */
b6e4708e 353function zen_process_block(&$variables, $hook) {
a3f7ecae 354 // Drupal 7 should use a $title variable instead of $block->subject.
b6e4708e 355 $variables['title'] = $variables['block']->subject;
a3f7ecae 356}
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357
358/**
359 * Implements hook_page_alter().
360 *
361 * Look for the last block in the region. This is impossible to determine from
362 * within a preprocess_block function.
363 *
364 * @param $page
365 * Nested array of renderable elements that make up the page.
366 */
367function zen_page_alter(&$page) {
368 // Look in each visible region for blocks.
369 foreach (system_region_list($GLOBALS['theme'], REGIONS_VISIBLE) as $region => $name) {
370 if (!empty($page[$region])) {
371 // Find the last block in the region.
372 $blocks = array_reverse(element_children($page[$region]));
373 while ($blocks && !isset($page[$region][$blocks[0]]['#block'])) {
374 array_shift($blocks);
375 }
376 if ($blocks) {
377 $page[$region][$blocks[0]]['#block']->last_in_region = TRUE;
378 }
379 }
380 }
381}