Regenerate zen CSS.
[project/zen.git] / template.php
CommitLineData
0c91c6b4 1<?php
8c1acf80 2// $Id$
0c91c6b4
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3
4/**
8c1acf80 5 * @file
0b1037f4 6 * Contains theme override functions and preprocess functions for the Zen theme.
7c5fa196 7 *
0b1037f4 8 * IMPORTANT WARNING: DO NOT MODIFY THIS FILE.
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9 *
10 * The base Zen theme is designed to be easily extended by its sub-themes. You
11 * shouldn't modify this or any of the CSS or PHP files in the root zen/ folder.
12 * See the online documentation for more information:
13 * http://drupal.org/node/193318
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14 */
15
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16// Auto-rebuild the theme registry during theme development.
17if (theme_get_setting('zen_rebuild_registry')) {
18 drupal_rebuild_theme_registry();
19}
7c5fa196 20
719059ea 21
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22/**
23 * Implements HOOK_theme().
52521ba9 24 */
4f5c1d0c 25function zen_theme(&$existing, $type, $theme, $path) {
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26 if (!db_is_active()) {
27 return array();
28 }
007fb748 29 include_once './' . drupal_get_path('theme', 'zen') . '/zen-internals/template.theme-registry.inc';
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30 return _zen_theme($existing, $type, $theme, $path);
31}
52521ba9 32
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33/**
34 * Return a themed breadcrumb trail.
7081db43 35 *
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36 * @param $breadcrumb
37 * An array containing the breadcrumb links.
38 * @return
39 * A string containing the breadcrumb output.
7081db43 40 */
bdf1d868 41function zen_breadcrumb($breadcrumb) {
d60c8c02 42 // Determine if we are to display the breadcrumb.
59794464 43 $show_breadcrumb = theme_get_setting('zen_breadcrumb');
52521ba9 44 if ($show_breadcrumb == 'yes' || $show_breadcrumb == 'admin' && arg(0) == 'admin') {
59794464 45
d60c8c02 46 // Optionally get rid of the homepage link.
59794464 47 $show_breadcrumb_home = theme_get_setting('zen_breadcrumb_home');
52521ba9 48 if (!$show_breadcrumb_home) {
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49 array_shift($breadcrumb);
50 }
59794464 51
d60c8c02 52 // Return the breadcrumb with separators.
52521ba9 53 if (!empty($breadcrumb)) {
59794464 54 $breadcrumb_separator = theme_get_setting('zen_breadcrumb_separator');
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55 $trailing_separator = $title = '';
56 if (theme_get_setting('zen_breadcrumb_title')) {
57 $trailing_separator = $breadcrumb_separator;
101297cb 58 $title = drupal_get_title();
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59 }
60 elseif (theme_get_setting('zen_breadcrumb_trailing')) {
61 $trailing_separator = $breadcrumb_separator;
62 }
63 return '<div class="breadcrumb">' . implode($breadcrumb_separator, $breadcrumb) . "$trailing_separator$title</div>";
52521ba9 64 }
7c5fa196 65 }
d60c8c02 66 // Otherwise, return an empty string.
52521ba9 67 return '';
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68}
69
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70/**
71 * Implements theme_menu_item_link()
72 */
73function zen_menu_item_link($link) {
74 if (empty($link['localized_options'])) {
75 $link['localized_options'] = array();
76 }
77
78 // If an item is a LOCAL TASK, render it as a tab
79 if ($link['type'] & MENU_IS_LOCAL_TASK) {
80 $link['title'] = '<span class="tab">' . check_plain($link['title']) . '</span>';
81 $link['localized_options']['html'] = TRUE;
82 }
83
84 return l($link['title'], $link['href'], $link['localized_options']);
85}
86
87/**
88 * Duplicate of theme_menu_local_tasks() but adds clear-block to tabs.
89 */
90function zen_menu_local_tasks() {
91 $output = '';
92
93 if ($primary = menu_primary_local_tasks()) {
94 $output .= '<ul class="tabs primary clear-block">' . $primary . '</ul>';
95 }
96 if ($secondary = menu_secondary_local_tasks()) {
97 $output .= '<ul class="tabs secondary clear-block">' . $secondary . '</ul>';
98 }
99
100 return $output;
101}
960bac1c 102
7c5fa196 103
960bac1c 104/**
0b1037f4 105 * Override or insert variables into the page templates.
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106 *
107 * @param $vars
0b1037f4 108 * An array of variables to pass to the theme template.
e6f4a124 109 * @param $hook
0b1037f4 110 * The name of the template being rendered ("page" in this case.)
87695e28 111 */
fcf0b3cc 112function zen_preprocess_page(&$vars, $hook) {
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113 // If the user is silly and enables Zen as the theme, add some styles.
114 if ($GLOBALS['theme'] == 'zen') {
007fb748 115 include_once './' . drupal_get_path('theme', 'zen') . '/zen-internals/template.zen.inc';
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116 _zen_preprocess_page($vars, $hook);
117 }
719059ea 118 // Add conditional stylesheets.
78d8d215 119 elseif (!module_exists('conditional_styles')) {
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120 $vars['styles'] .= $vars['conditional_styles'] = variable_get('conditional_styles_' . $GLOBALS['theme'], '');
121 }
122
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123 // Classes for body element. Allows advanced theming based on context
124 // (home page, node of certain type, etc.)
ad0416cf 125 $classes = explode(' ', $vars['body_classes']);
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126 // Remove the mostly useless page-ARG0 class.
127 if ($index = array_search(preg_replace('![^abcdefghijklmnopqrstuvwxyz0-9-_]+!s', '', 'page-'. drupal_strtolower(arg(0))), $classes)) {
128 unset($classes[$index]);
129 }
e0a8f494 130 if (!$vars['is_front']) {
363d1497 131 // Add unique class for each page.
9faf4798 132 $path = drupal_get_path_alias($_GET['q']);
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133 $classes[] = zen_id_safe('page-' . $path);
134 // Add unique class for each website section.
8357c010 135 list($section, ) = explode('/', $path, 2);
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136 if (arg(0) == 'node') {
137 if (arg(1) == 'add') {
363d1497 138 $section = 'node-add';
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139 }
140 elseif (is_numeric(arg(1)) && (arg(2) == 'edit' || arg(2) == 'delete')) {
363d1497 141 $section = 'node-' . arg(2);
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142 }
143 }
363d1497 144 $classes[] = zen_id_safe('section-' . $section);
960bac1c 145 }
2041a7c1 146 if (theme_get_setting('zen_wireframes')) {
363d1497 147 $classes[] = 'with-wireframes'; // Optionally add the wireframes style.
2041a7c1 148 }
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149 // Add new sidebar classes in addition to Drupal core's sidebar-* classes.
150 // This provides some backwards compatibility with Zen 6.x-1.x themes.
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151 if ($vars['layout'] != 'both') {
152 $new_layout = ($vars['layout'] == 'left') ? 'first' : 'second';
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153 if (array_search('sidebar-' . $vars['layout'], $classes)) {
154 $classes[] = 'sidebar-' . $new_layout;
2f37f103 155 }
fdf6d8c0 156 // Replace core's $layout variable with our naming of sidebars.
2f37f103 157 $vars['layout'] = $new_layout;
536678ab 158 }
007cbfc2 159 $vars['body_classes_array'] = $classes;
363d1497 160 $vars['body_classes'] = implode(' ', $classes); // Concatenate with spaces.
e0a8f494 161}
7c5fa196 162
e0a8f494 163/**
0b1037f4 164 * Override or insert variables into the node templates.
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165 *
166 * @param $vars
0b1037f4 167 * An array of variables to pass to the theme template.
e6f4a124 168 * @param $hook
0b1037f4 169 * The name of the template being rendered ("node" in this case.)
e0a8f494 170 */
fcf0b3cc 171function zen_preprocess_node(&$vars, $hook) {
e0a8f494 172 // Special classes for nodes
23086957 173 $classes = array('node');
e0a8f494 174 if ($vars['sticky']) {
23086957 175 $classes[] = 'sticky';
e0a8f494 176 }
b457ba98 177 if (!$vars['status']) {
23086957 178 $classes[] = 'node-unpublished';
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179 $vars['unpublished'] = TRUE;
180 }
181 else {
182 $vars['unpublished'] = FALSE;
e0a8f494 183 }
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184 if ($vars['uid'] && $vars['uid'] == $GLOBALS['user']->uid) {
185 $classes[] = 'node-mine'; // Node is authored by current user.
7c5fa196 186 }
e0a8f494 187 if ($vars['teaser']) {
b457ba98 188 $classes[] = 'node-teaser'; // Node is displayed as teaser.
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189 }
190 // Class for node type: "node-type-page", "node-type-story", "node-type-my-custom-type", etc.
4d7d1dc8 191 $classes[] = zen_id_safe('node-type-' . $vars['type']);
1f314b47 192 $vars['classes_array'] = $classes;
23086957 193 $vars['classes'] = implode(' ', $classes); // Concatenate with spaces
e0a8f494 194}
7c5fa196 195
e0a8f494 196/**
0b1037f4 197 * Override or insert variables into the comment templates.
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198 *
199 * @param $vars
0b1037f4 200 * An array of variables to pass to the theme template.
e6f4a124 201 * @param $hook
0b1037f4 202 * The name of the template being rendered ("comment" in this case.)
e0a8f494 203 */
fcf0b3cc 204function zen_preprocess_comment(&$vars, $hook) {
007fb748 205 include_once './' . drupal_get_path('theme', 'zen') . '/zen-internals/template.comment.inc';
29ba6758 206 _zen_preprocess_comment($vars, $hook);
960bac1c 207}
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208
209/**
0b1037f4 210 * Override or insert variables into the block templates.
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211 *
212 * @param $vars
0b1037f4 213 * An array of variables to pass to the theme template.
e6f4a124 214 * @param $hook
0b1037f4 215 * The name of the template being rendered ("block" in this case.)
28511ba8 216 */
fcf0b3cc 217function zen_preprocess_block(&$vars, $hook) {
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218 $block = $vars['block'];
219
76772d59 220 // Special classes for blocks.
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221 $classes = array('block');
222 $classes[] = 'block-' . $block->module;
223 $classes[] = 'region-' . $vars['block_zebra'];
224 $classes[] = $vars['zebra'];
225 $classes[] = 'region-count-' . $vars['block_id'];
226 $classes[] = 'count-' . $vars['id'];
28511ba8 227
a0e81398 228 $vars['edit_links_array'] = array();
56ba2845 229 $vars['edit_links'] = '';
28511ba8 230 if (theme_get_setting('zen_block_editing') && user_access('administer blocks')) {
007fb748 231 include_once './' . drupal_get_path('theme', 'zen') . '/zen-internals/template.block-editing.inc';
a0e81398 232 zen_preprocess_block_editing($vars, $hook);
9c9b5bbc 233 $classes[] = 'with-block-editing';
28511ba8 234 }
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235
236 // Render block classes.
1f314b47 237 $vars['classes_array'] = $classes;
9c9b5bbc 238 $vars['classes'] = implode(' ', $classes);
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239}
240
241/**
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242 * Converts a string to a suitable html ID attribute.
243 *
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244 * http://www.w3.org/TR/html4/struct/global.html#h-7.5.2 specifies what makes a
245 * valid ID attribute in HTML. This function:
246 *
4f5c1d0c 247 * - Ensure an ID starts with an alpha character by optionally adding an 'id'.
4d7d1dc8 248 * - Replaces any character except alphanumeric characters with dashes.
7c5fa196 249 * - Converts entire string to lowercase.
7c5fa196 250 *
28511ba8 251 * @param $string
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252 * The string
253 * @return
254 * The converted string
255 */
4dd0f1bf 256function zen_id_safe($string) {
2bf29305 257 // Replace with dashes anything that isn't A-Z, numbers, dashes, or underscores.
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258 $string = strtolower(preg_replace('/[^a-zA-Z0-9-]+/', '-', $string));
259 // If the first character is not a-z, add 'id' in front.
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260 if (!ctype_lower($string{0})) { // Don't use ctype_alpha since its locale aware.
261 $string = 'id' . $string;
4dd0f1bf 262 }
2bf29305 263 return $string;
7c5fa196 264}