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annotate modules/block/block.admin.inc @ 7:fff6d4c8c043 6.3

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Drupal 6.3
author Franck Deroche <webmaster@defr.org>
date Tue, 23 Dec 2008 14:30:28 +0100
parents 165d43f946a8
children 8b6c45761e01
rev   line source
webmaster@1 1 <?php
webmaster@7 2 // $Id: block.admin.inc,v 1.14.2.2 2008/06/24 14:40:08 goba Exp $
webmaster@1 3
webmaster@1 4 /**
webmaster@1 5 * @file
webmaster@1 6 * Admin page callbacks for the block module.
webmaster@1 7 */
webmaster@1 8
webmaster@1 9 /**
webmaster@1 10 * Menu callback for admin/build/block.
webmaster@1 11 */
webmaster@1 12 function block_admin_display($theme = NULL) {
webmaster@1 13 global $custom_theme;
webmaster@1 14
webmaster@1 15 // If non-default theme configuration has been selected, set the custom theme.
webmaster@1 16 $custom_theme = isset($theme) ? $theme : variable_get('theme_default', 'garland');
webmaster@1 17
webmaster@1 18 // Fetch and sort blocks
webmaster@1 19 $blocks = _block_rehash();
webmaster@1 20 usort($blocks, '_block_compare');
webmaster@1 21
webmaster@1 22 return drupal_get_form('block_admin_display_form', $blocks, $theme);
webmaster@1 23 }
webmaster@1 24
webmaster@1 25 /**
webmaster@1 26 * Generate main blocks administration form.
webmaster@1 27 */
webmaster@1 28 function block_admin_display_form(&$form_state, $blocks, $theme = NULL) {
webmaster@1 29 global $theme_key, $custom_theme;
webmaster@1 30
webmaster@1 31 // Add CSS
webmaster@1 32 drupal_add_css(drupal_get_path('module', 'block') .'/block.css', 'module', 'all', FALSE);
webmaster@1 33
webmaster@1 34 // If non-default theme configuration has been selected, set the custom theme.
webmaster@1 35 $custom_theme = isset($theme) ? $theme : variable_get('theme_default', 'garland');
webmaster@1 36 init_theme();
webmaster@1 37
webmaster@1 38 $throttle = module_exists('throttle');
webmaster@1 39 $block_regions = system_region_list($theme_key) + array(BLOCK_REGION_NONE => '<'. t('none') .'>');
webmaster@1 40
webmaster@1 41 // Build form tree
webmaster@1 42 $form = array(
webmaster@1 43 '#action' => arg(3) ? url('admin/build/block/list/'. $theme_key) : url('admin/build/block'),
webmaster@1 44 '#tree' => TRUE,
webmaster@1 45 );
webmaster@1 46
webmaster@1 47 foreach ($blocks as $i => $block) {
webmaster@1 48 $key = $block['module'] .'_'. $block['delta'];
webmaster@1 49 $form[$key]['module'] = array(
webmaster@1 50 '#type' => 'value',
webmaster@1 51 '#value' => $block['module'],
webmaster@1 52 );
webmaster@1 53 $form[$key]['delta'] = array(
webmaster@1 54 '#type' => 'value',
webmaster@1 55 '#value' => $block['delta'],
webmaster@1 56 );
webmaster@1 57 $form[$key]['info'] = array(
webmaster@1 58 '#value' => check_plain($block['info'])
webmaster@1 59 );
webmaster@1 60 $form[$key]['theme'] = array(
webmaster@1 61 '#type' => 'hidden',
webmaster@1 62 '#value' => $theme_key
webmaster@1 63 );
webmaster@1 64 $form[$key]['weight'] = array(
webmaster@1 65 '#type' => 'weight',
webmaster@1 66 '#default_value' => $block['weight'],
webmaster@1 67 );
webmaster@1 68 $form[$key]['region'] = array(
webmaster@1 69 '#type' => 'select',
webmaster@1 70 '#default_value' => $block['region'],
webmaster@1 71 '#options' => $block_regions,
webmaster@1 72 );
webmaster@1 73
webmaster@1 74 if ($throttle) {
webmaster@1 75 $form[$key]['throttle'] = array('#type' => 'checkbox', '#default_value' => isset($block['throttle']) ? $block['throttle'] : FALSE);
webmaster@1 76 }
webmaster@1 77 $form[$key]['configure'] = array('#value' => l(t('configure'), 'admin/build/block/configure/'. $block['module'] .'/'. $block['delta']));
webmaster@1 78 if ($block['module'] == 'block') {
webmaster@1 79 $form[$key]['delete'] = array('#value' => l(t('delete'), 'admin/build/block/delete/'. $block['delta']));
webmaster@1 80 }
webmaster@1 81 }
webmaster@1 82
webmaster@1 83 $form['submit'] = array(
webmaster@1 84 '#type' => 'submit',
webmaster@1 85 '#value' => t('Save blocks'),
webmaster@1 86 );
webmaster@1 87
webmaster@1 88 return $form;
webmaster@1 89 }
webmaster@1 90
webmaster@1 91 /**
webmaster@1 92 * Process main blocks administration form submission.
webmaster@1 93 */
webmaster@1 94 function block_admin_display_form_submit($form, &$form_state) {
webmaster@1 95 foreach ($form_state['values'] as $block) {
webmaster@1 96 $block['status'] = $block['region'] != BLOCK_REGION_NONE;
webmaster@1 97 $block['region'] = $block['status'] ? $block['region'] : '';
webmaster@1 98 db_query("UPDATE {blocks} SET status = %d, weight = %d, region = '%s', throttle = %d WHERE module = '%s' AND delta = '%s' AND theme = '%s'", $block['status'], $block['weight'], $block['region'], isset($block['throttle']) ? $block['throttle'] : 0, $block['module'], $block['delta'], $block['theme']);
webmaster@1 99 }
webmaster@1 100 drupal_set_message(t('The block settings have been updated.'));
webmaster@1 101 cache_clear_all();
webmaster@1 102 }
webmaster@1 103
webmaster@1 104 /**
webmaster@1 105 * Helper function for sorting blocks on admin/build/block.
webmaster@1 106 *
webmaster@1 107 * Active blocks are sorted by region, then by weight.
webmaster@1 108 * Disabled blocks are sorted by name.
webmaster@1 109 */
webmaster@1 110 function _block_compare($a, $b) {
webmaster@1 111 global $theme_key;
webmaster@1 112 static $regions;
webmaster@1 113
webmaster@1 114 // We need the region list to correctly order by region.
webmaster@1 115 if (!isset($regions)) {
webmaster@1 116 $regions = array_flip(array_keys(system_region_list($theme_key)));
webmaster@1 117 $regions[BLOCK_REGION_NONE] = count($regions);
webmaster@1 118 }
webmaster@1 119
webmaster@1 120 // Separate enabled from disabled.
webmaster@1 121 $status = $b['status'] - $a['status'];
webmaster@1 122 if ($status) {
webmaster@1 123 return $status;
webmaster@1 124 }
webmaster@1 125 // Sort by region (in the order defined by theme .info file).
webmaster@3 126 if ((!empty($a['region']) && !empty($b['region'])) && ($place = ($regions[$a['region']] - $regions[$b['region']]))) {
webmaster@1 127 return $place;
webmaster@1 128 }
webmaster@1 129 // Sort by weight.
webmaster@1 130 $weight = $a['weight'] - $b['weight'];
webmaster@1 131 if ($weight) {
webmaster@1 132 return $weight;
webmaster@1 133 }
webmaster@1 134 // Sort by title.
webmaster@1 135 return strcmp($a['info'], $b['info']);
webmaster@1 136 }
webmaster@1 137
webmaster@1 138 /**
webmaster@1 139 * Menu callback; displays the block configuration form.
webmaster@1 140 */
webmaster@1 141 function block_admin_configure(&$form_state, $module = NULL, $delta = 0) {
webmaster@1 142
webmaster@1 143 $form['module'] = array('#type' => 'value', '#value' => $module);
webmaster@1 144 $form['delta'] = array('#type' => 'value', '#value' => $delta);
webmaster@1 145
webmaster@1 146 $edit = db_fetch_array(db_query("SELECT pages, visibility, custom, title FROM {blocks} WHERE module = '%s' AND delta = '%s'", $module, $delta));
webmaster@1 147
webmaster@1 148 $form['block_settings'] = array(
webmaster@1 149 '#type' => 'fieldset',
webmaster@1 150 '#title' => t('Block specific settings'),
webmaster@1 151 '#collapsible' => TRUE,
webmaster@1 152 );
webmaster@1 153 $form['block_settings']['title'] = array(
webmaster@1 154 '#type' => 'textfield',
webmaster@1 155 '#title' => t('Block title'),
webmaster@1 156 '#maxlength' => 64,
webmaster@1 157 '#description' => $module == 'block' ? t('The title of the block as shown to the user.') : t('Override the default title for the block. Use <em>&lt;none&gt;</em> to display no title, or leave blank to use the default block title.'),
webmaster@1 158 '#default_value' => $edit['title'],
webmaster@1 159 '#weight' => -18,
webmaster@1 160 );
webmaster@1 161
webmaster@1 162
webmaster@1 163 // Module-specific block configurations.
webmaster@1 164 if ($settings = module_invoke($module, 'block', 'configure', $delta)) {
webmaster@1 165 foreach ($settings as $k => $v) {
webmaster@1 166 $form['block_settings'][$k] = $v;
webmaster@1 167 }
webmaster@1 168 }
webmaster@1 169
webmaster@1 170 // Get the block subject for the page title.
webmaster@1 171 $info = module_invoke($module, 'block', 'list');
webmaster@1 172 if (isset($info[$delta])) {
webmaster@1 173 drupal_set_title(t("'%name' block", array('%name' => $info[$delta]['info'])));
webmaster@1 174 }
webmaster@1 175
webmaster@1 176 // Standard block configurations.
webmaster@1 177 $form['user_vis_settings'] = array(
webmaster@1 178 '#type' => 'fieldset',
webmaster@1 179 '#title' => t('User specific visibility settings'),
webmaster@1 180 '#collapsible' => TRUE,
webmaster@1 181 );
webmaster@1 182 $form['user_vis_settings']['custom'] = array(
webmaster@1 183 '#type' => 'radios',
webmaster@1 184 '#title' => t('Custom visibility settings'),
webmaster@1 185 '#options' => array(
webmaster@1 186 t('Users cannot control whether or not they see this block.'),
webmaster@1 187 t('Show this block by default, but let individual users hide it.'),
webmaster@1 188 t('Hide this block by default but let individual users show it.')
webmaster@1 189 ),
webmaster@1 190 '#description' => t('Allow individual users to customize the visibility of this block in their account settings.'),
webmaster@1 191 '#default_value' => $edit['custom'],
webmaster@1 192 );
webmaster@1 193
webmaster@1 194 // Role-based visibility settings
webmaster@1 195 $default_role_options = array();
webmaster@1 196 $result = db_query("SELECT rid FROM {blocks_roles} WHERE module = '%s' AND delta = '%s'", $module, $delta);
webmaster@1 197 while ($role = db_fetch_object($result)) {
webmaster@1 198 $default_role_options[] = $role->rid;
webmaster@1 199 }
webmaster@1 200 $result = db_query('SELECT rid, name FROM {role} ORDER BY name');
webmaster@1 201 $role_options = array();
webmaster@1 202 while ($role = db_fetch_object($result)) {
webmaster@1 203 $role_options[$role->rid] = $role->name;
webmaster@1 204 }
webmaster@1 205 $form['role_vis_settings'] = array(
webmaster@1 206 '#type' => 'fieldset',
webmaster@1 207 '#title' => t('Role specific visibility settings'),
webmaster@1 208 '#collapsible' => TRUE,
webmaster@1 209 );
webmaster@1 210 $form['role_vis_settings']['roles'] = array(
webmaster@1 211 '#type' => 'checkboxes',
webmaster@1 212 '#title' => t('Show block for specific roles'),
webmaster@1 213 '#default_value' => $default_role_options,
webmaster@1 214 '#options' => $role_options,
webmaster@1 215 '#description' => t('Show this block only for the selected role(s). If you select no roles, the block will be visible to all users.'),
webmaster@1 216 );
webmaster@1 217
webmaster@1 218 $form['page_vis_settings'] = array(
webmaster@1 219 '#type' => 'fieldset',
webmaster@1 220 '#title' => t('Page specific visibility settings'),
webmaster@1 221 '#collapsible' => TRUE,
webmaster@1 222 );
webmaster@1 223 $access = user_access('use PHP for block visibility');
webmaster@1 224
webmaster@1 225 if ($edit['visibility'] == 2 && !$access) {
webmaster@1 226 $form['page_vis_settings'] = array();
webmaster@1 227 $form['page_vis_settings']['visibility'] = array('#type' => 'value', '#value' => 2);
webmaster@1 228 $form['page_vis_settings']['pages'] = array('#type' => 'value', '#value' => $edit['pages']);
webmaster@1 229 }
webmaster@1 230 else {
webmaster@1 231 $options = array(t('Show on every page except the listed pages.'), t('Show on only the listed pages.'));
webmaster@1 232 $description = t("Enter one page per line as Drupal paths. The '*' character is a wildcard. Example paths are %blog for the blog page and %blog-wildcard for every personal blog. %front is the front page.", array('%blog' => 'blog', '%blog-wildcard' => 'blog/*', '%front' => '<front>'));
webmaster@1 233
webmaster@1 234 if ($access) {
webmaster@1 235 $options[] = t('Show if the following PHP code returns <code>TRUE</code> (PHP-mode, experts only).');
webmaster@1 236 $description .= ' '. t('If the PHP-mode is chosen, enter PHP code between %php. Note that executing incorrect PHP-code can break your Drupal site.', array('%php' => '<?php ?>'));
webmaster@1 237 }
webmaster@1 238 $form['page_vis_settings']['visibility'] = array(
webmaster@1 239 '#type' => 'radios',
webmaster@1 240 '#title' => t('Show block on specific pages'),
webmaster@1 241 '#options' => $options,
webmaster@1 242 '#default_value' => $edit['visibility'],
webmaster@1 243 );
webmaster@1 244 $form['page_vis_settings']['pages'] = array(
webmaster@1 245 '#type' => 'textarea',
webmaster@1 246 '#title' => t('Pages'),
webmaster@1 247 '#default_value' => $edit['pages'],
webmaster@1 248 '#description' => $description,
webmaster@1 249 );
webmaster@1 250 }
webmaster@1 251
webmaster@1 252 $form['submit'] = array(
webmaster@1 253 '#type' => 'submit',
webmaster@1 254 '#value' => t('Save block'),
webmaster@1 255 );
webmaster@1 256
webmaster@1 257 return $form;
webmaster@1 258 }
webmaster@1 259
webmaster@1 260 function block_admin_configure_validate($form, &$form_state) {
webmaster@1 261 if ($form_state['values']['module'] == 'block') {
webmaster@1 262 if (empty($form_state['values']['info']) || db_result(db_query("SELECT COUNT(*) FROM {boxes} WHERE bid != %d AND info = '%s'", $form_state['values']['delta'], $form_state['values']['info']))) {
webmaster@1 263 form_set_error('info', t('Please ensure that each block description is unique.'));
webmaster@1 264 }
webmaster@1 265 }
webmaster@1 266 }
webmaster@1 267
webmaster@1 268 function block_admin_configure_submit($form, &$form_state) {
webmaster@1 269 if (!form_get_errors()) {
webmaster@1 270 db_query("UPDATE {blocks} SET visibility = %d, pages = '%s', custom = %d, title = '%s' WHERE module = '%s' AND delta = '%s'", $form_state['values']['visibility'], trim($form_state['values']['pages']), $form_state['values']['custom'], $form_state['values']['title'], $form_state['values']['module'], $form_state['values']['delta']);
webmaster@1 271 db_query("DELETE FROM {blocks_roles} WHERE module = '%s' AND delta = '%s'", $form_state['values']['module'], $form_state['values']['delta']);
webmaster@1 272 foreach (array_filter($form_state['values']['roles']) as $rid) {
webmaster@1 273 db_query("INSERT INTO {blocks_roles} (rid, module, delta) VALUES (%d, '%s', '%s')", $rid, $form_state['values']['module'], $form_state['values']['delta']);
webmaster@1 274 }
webmaster@1 275 module_invoke($form_state['values']['module'], 'block', 'save', $form_state['values']['delta'], $form_state['values']);
webmaster@1 276 drupal_set_message(t('The block configuration has been saved.'));
webmaster@1 277 cache_clear_all();
webmaster@1 278 $form_state['redirect'] = 'admin/build/block';
webmaster@1 279 return;
webmaster@1 280 }
webmaster@1 281 }
webmaster@1 282
webmaster@1 283 /**
webmaster@1 284 * Menu callback: display the custom block addition form.
webmaster@1 285 */
webmaster@1 286 function block_add_block_form(&$form_state) {
webmaster@1 287 return block_admin_configure($form_state, 'block', NULL);
webmaster@1 288 }
webmaster@1 289
webmaster@1 290 function block_add_block_form_validate($form, &$form_state) {
webmaster@1 291 if (empty($form_state['values']['info']) || db_result(db_query("SELECT COUNT(*) FROM {boxes} WHERE info = '%s'", $form_state['values']['info']))) {
webmaster@1 292 form_set_error('info', t('Please ensure that each block description is unique.'));
webmaster@1 293 }
webmaster@1 294 }
webmaster@1 295
webmaster@1 296 /**
webmaster@1 297 * Save the new custom block.
webmaster@1 298 */
webmaster@1 299 function block_add_block_form_submit($form, &$form_state) {
webmaster@1 300 db_query("INSERT INTO {boxes} (body, info, format) VALUES ('%s', '%s', %d)", $form_state['values']['body'], $form_state['values']['info'], $form_state['values']['format']);
webmaster@1 301 $delta = db_last_insert_id('boxes', 'bid');
webmaster@1 302
webmaster@1 303 foreach (list_themes() as $key => $theme) {
webmaster@1 304 if ($theme->status) {
webmaster@1 305 db_query("INSERT INTO {blocks} (visibility, pages, custom, title, module, theme, status, weight, delta, cache) VALUES(%d, '%s', %d, '%s', '%s', '%s', %d, %d, %d, %d)", $form_state['values']['visibility'], trim($form_state['values']['pages']), $form_state['values']['custom'], $form_state['values']['title'], $form_state['values']['module'], $theme->name, 0, 0, $delta, BLOCK_NO_CACHE);
webmaster@1 306 }
webmaster@1 307 }
webmaster@1 308
webmaster@1 309 foreach (array_filter($form_state['values']['roles']) as $rid) {
webmaster@1 310 db_query("INSERT INTO {blocks_roles} (rid, module, delta) VALUES (%d, '%s', '%s')", $rid, $form_state['values']['module'], $delta);
webmaster@1 311 }
webmaster@1 312
webmaster@1 313 drupal_set_message(t('The block has been created.'));
webmaster@1 314 cache_clear_all();
webmaster@1 315
webmaster@1 316 $form_state['redirect'] = 'admin/build/block';
webmaster@1 317 return;
webmaster@1 318 }
webmaster@1 319
webmaster@1 320 /**
webmaster@1 321 * Menu callback; confirm deletion of custom blocks.
webmaster@1 322 */
webmaster@1 323 function block_box_delete(&$form_state, $bid = 0) {
webmaster@1 324 $box = block_box_get($bid);
webmaster@7 325 $form['info'] = array('#type' => 'hidden', '#value' => $box['info']);
webmaster@1 326 $form['bid'] = array('#type' => 'hidden', '#value' => $bid);
webmaster@1 327
webmaster@1 328 return confirm_form($form, t('Are you sure you want to delete the block %name?', array('%name' => $box['info'])), 'admin/build/block', '', t('Delete'), t('Cancel'));
webmaster@1 329 }
webmaster@1 330
webmaster@1 331 /**
webmaster@1 332 * Deletion of custom blocks.
webmaster@1 333 */
webmaster@1 334 function block_box_delete_submit($form, &$form_state) {
webmaster@1 335 db_query('DELETE FROM {boxes} WHERE bid = %d', $form_state['values']['bid']);
webmaster@1 336 db_query("DELETE FROM {blocks} WHERE module = 'block' AND delta = %d", $form_state['values']['bid']);
webmaster@1 337 drupal_set_message(t('The block %name has been removed.', array('%name' => $form_state['values']['info'])));
webmaster@1 338 cache_clear_all();
webmaster@1 339 $form_state['redirect'] = 'admin/build/block';
webmaster@1 340 return;
webmaster@1 341 }
webmaster@1 342
webmaster@1 343 /**
webmaster@1 344 * Process variables for block-admin-display.tpl.php.
webmaster@1 345 *
webmaster@1 346 * The $variables array contains the following arguments:
webmaster@1 347 * - $form
webmaster@1 348 *
webmaster@1 349 * @see block-admin-display.tpl.php
webmaster@1 350 * @see theme_block_admin_display()
webmaster@1 351 */
webmaster@1 352 function template_preprocess_block_admin_display_form(&$variables) {
webmaster@1 353 global $theme_key;
webmaster@1 354
webmaster@1 355 $block_regions = system_region_list($theme_key);
webmaster@1 356 $variables['throttle'] = module_exists('throttle');
webmaster@1 357 $variables['block_regions'] = $block_regions + array(BLOCK_REGION_NONE => t('Disabled'));
webmaster@1 358
webmaster@1 359 foreach ($block_regions as $key => $value) {
webmaster@1 360 // Highlight regions on page to provide visual reference.
webmaster@1 361 drupal_set_content($key, '<div class="block-region">'. $value .'</div>');
webmaster@1 362 // Initialize an empty array for the region.
webmaster@1 363 $variables['block_listing'][$key] = array();
webmaster@1 364 }
webmaster@1 365
webmaster@1 366 // Initialize disabled blocks array.
webmaster@1 367 $variables['block_listing'][BLOCK_REGION_NONE] = array();
webmaster@1 368
webmaster@1 369 // Set up to track previous region in loop.
webmaster@1 370 $last_region = '';
webmaster@1 371 foreach (element_children($variables['form']) as $i) {
webmaster@1 372 $block = &$variables['form'][$i];
webmaster@1 373
webmaster@1 374 // Only take form elements that are blocks.
webmaster@1 375 if (isset($block['info'])) {
webmaster@1 376 // Fetch region for current block.
webmaster@1 377 $region = $block['region']['#default_value'];
webmaster@1 378
webmaster@1 379 // Set special classes needed for table drag and drop.
webmaster@1 380 $variables['form'][$i]['region']['#attributes']['class'] = 'block-region-select block-region-'. $region;
webmaster@1 381 $variables['form'][$i]['weight']['#attributes']['class'] = 'block-weight block-weight-'. $region;
webmaster@1 382
webmaster@1 383 $variables['block_listing'][$region][$i]->row_class = isset($block['#attributes']['class']) ? $block['#attributes']['class'] : '';
webmaster@1 384 $variables['block_listing'][$region][$i]->block_modified = isset($block['#attributes']['class']) && strpos($block['#attributes']['class'], 'block-modified') !== FALSE ? TRUE : FALSE;
webmaster@1 385 $variables['block_listing'][$region][$i]->block_title = drupal_render($block['info']);
webmaster@1 386 $variables['block_listing'][$region][$i]->region_select = drupal_render($block['region']) . drupal_render($block['theme']);
webmaster@1 387 $variables['block_listing'][$region][$i]->weight_select = drupal_render($block['weight']);
webmaster@1 388 $variables['block_listing'][$region][$i]->throttle_check = $variables['throttle'] ? drupal_render($block['throttle']) : '';
webmaster@1 389 $variables['block_listing'][$region][$i]->configure_link = drupal_render($block['configure']);
webmaster@1 390 $variables['block_listing'][$region][$i]->delete_link = !empty($block['delete']) ? drupal_render($block['delete']) : '';
webmaster@1 391 $variables['block_listing'][$region][$i]->printed = FALSE;
webmaster@1 392
webmaster@1 393 $last_region = $region;
webmaster@1 394 }
webmaster@1 395 }
webmaster@1 396
webmaster@1 397 $variables['form_submit'] = drupal_render($variables['form']);
webmaster@1 398 }