system.module 54 KB
Newer Older
Dries's avatar
 
Dries committed
1
<?php
2
// $Id$
Dries's avatar
 
Dries committed
3

Dries's avatar
   
Dries committed
4
5
6
7
8
/**
 * @file
 * Configuration system that lets administrators modify the workings of the site.
 */

Dries's avatar
   
Dries committed
9
10
11
12
/**
 * Implementation of hook_help().
 */
function system_help($section) {
13
  switch ($section) {
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
    case 'admin/help#system':
      $output = '<p>'. t('The system module provides system-wide defaults such as running jobs at a particular time, and storing web pages to improve efficiency.   The ability to run scheduled jobs makes administering the web site more usable, as administrators do not have to manually start jobs.   The storing of web pages, or caching, allows the site to efficiently re-use web pages and improve web site performance.  The settings module provides control over preferences, behaviours including visual and operational settings.') .'</p>';
      $output .= '<p>'. t('Some modules require regularly scheduled actions, such as cleaning up logfiles. Cron, which stands for chronograph, is a periodic command scheduler executing commands at intervals specified in seconds. It can be used to control the execution of daily, weekly and monthly jobs (or anything with a period measured in seconds). The aggregator module periodically updates feeds using cron.  Ping periodically notifies services of new content on your site.  Search periodically indexes the content on your site.   Automating tasks is one of the best ways to keep a system running smoothly, and if most of your administration does not require your direct involvement, cron is an ideal solution.') .'</p>';
      $output .= '<p>'. t('There is a caching mechanism which stores dynamically generated web pages in a database. By caching a web page, the system module does not have to create the page each time someone wants to view it, instead it takes only one SQL query to display it, reducing response time and the server\'s load. Only pages requested by <em>anonymous</em> users are cached. In order to reduce server load and save bandwidth, the system module stores and sends cached pages compressed.') .'</p>';
      $output .= t('<p>You can</p>
<ul>
<li>activate your cron job on the cron page <a href="%file-cron">cron.php</a>.</li>
<li>read how to <a href="%external-http-drupal-org-node-23714">configure cron jobs</a>.</li>
<li>administer cache settings in <a href="%admin-settings">administer &gt;&gt; settings</a>.</li>
</ul>
', array('%file-cron' => 'cron.php', '%external-http-drupal-org-node-23714' => 'http://drupal.org/node/23714', '%admin-settings' => url('admin/settings')));
      $output .= '<p>'. t('For more information please read the configuration and customization handbook <a href="%system">System page</a>.', array('%system' => 'http://www.drupal.org/handbook/modules/system/')) .'</p>';
      return $output;
    case 'admin/modules#description':
      return t('Handles general site configuration for administrators.');
29
30
    case 'admin':
      return t('<p>Welcome to the administration section. Below are the most recent system events.</p>');
31
    case 'admin/settings':
32
      return t('<p>General configuration options for your site. Set up the name of the site, e-mail address used in mail-outs, clean URL options, caching, etc.</p>');
Dries's avatar
   
Dries committed
33
    case 'admin/themes':
34
      return t('<p>Select which themes are available to your users and specify the default theme. To configure site-wide display settings, click the "configure" task above. Alternately, to override these settings in a specific theme, click the "configure" link for the corresponding theme.  Note that different themes may have different regions available for rendering content like blocks.  If you want consistency in what your users see, you may wish to enable only one theme.</p>');
Dries's avatar
   
Dries committed
35
    case 'admin/themes/settings':
36
      return t('<p>These options control the default display settings for your entire site, across all themes. Unless they have been overridden by a specific theme, these settings will be used.</p>');
Dries's avatar
   
Dries committed
37
    case 'admin/themes/settings/'. arg(3):
38
39
      $reference = explode('.', arg(3), 2);
      $theme = array_pop($reference);
40
      return t('<p>These options control the display settings for the <code>%template</code> theme. When your site is displayed using this theme, these settings will be used. By clicking "Reset to defaults," you can choose to use the <a href="%global">global settings</a> for this theme.</p>', array('%template' => $theme, '%global' => url('admin/themes/settings')));
Dries's avatar
   
Dries committed
41
    case 'admin/modules':
42
      return t('<p>Modules are plugins for Drupal that extend its core functionality. Here you can select which modules are enabled. Click on the name of the module in the navigation menu for their individual configuration pages. Once a module is enabled, new <a href="%permissions">permissions</a> might be made available. Modules can automatically be temporarily disabled to reduce server load when your site becomes extremely busy by enabling the throttle.module and checking throttle. The auto-throttle functionality must be enabled on the <a href="%throttle">throttle configuration page</a> after having enabled the throttle module.</p>', array('%permissions' => url('admin/access/permissions'), '%throttle' => url('admin/settings/throttle')));
43
  }
Dries's avatar
   
Dries committed
44
45
}

Dries's avatar
   
Dries committed
46
47
48
/**
 * Implementation of hook_perm().
 */
Dries's avatar
 
Dries committed
49
function system_perm() {
50
  return array('administer site configuration', 'access administration pages', 'select different theme');
Dries's avatar
   
Dries committed
51
52
}

53
54
55
56
57
/**
 * Implementation of hook_elements().
 */
function system_elements() {
  // Top level form
58
  $type['form'] = array('#method' => 'post', '#action' => request_uri());
59
60

  // Inputs
61
  $type['checkbox'] = array('#input' => TRUE, '#return_value' => 1);
62
63
  $type['submit'] = array('#input' => TRUE, '#name' => 'op', '#button_type' => 'submit', '#form_submitted' => TRUE);
  $type['button'] = array('#input' => TRUE, '#name' => 'op', '#button_type' => 'submit', '#form_submitted' => FALSE);
64
65
66
  $type['textfield'] = array('#input' => TRUE, '#size' => 60, '#maxlength' => 128, '#autocomplete_path' => FALSE);
  $type['password'] = array('#input' => TRUE, '#size' => 30, '#maxlength' => 64);
  $type['textarea'] = array('#input' => TRUE, '#cols' => 60, '#rows' => 5);
67
68
69
70
71
72
73
  $type['radios'] = array('#input' => TRUE, '#process' => 'expand_radios');
  $type['radio'] = array('#input' => TRUE);
  $type['checkboxes'] = array('#input' => TRUE, '#process' => 'expand_checkboxes', '#tree' => TRUE);
  $type['select'] = array('#input' => TRUE);
  $type['weight'] = array('#input' => TRUE, '#delta' => 10);
  $type['date'] = array('#input' => TRUE, '#process' => 'expand_date');
  $type['file'] = array('#input' => TRUE, '#size' => 60);
74
75
76

  // Form structure
  $type['item'] = array();
77
78
79
80
  $type['hidden'] = array('#input' => TRUE);
  $type['value'] = array('#input' => TRUE);
  $type['markup'] = array('#prefix' => '', '#suffix' => '');
  $type['fieldset'] = array('#collapsible' => FALSE, '#collapsed' => FALSE);
81
82
83
  return $type;
}

Dries's avatar
   
Dries committed
84
/**
Dries's avatar
   
Dries committed
85
 * Implementation of hook_menu().
Dries's avatar
   
Dries committed
86
 */
Dries's avatar
   
Dries committed
87
function system_menu($may_cache) {
Dries's avatar
   
Dries committed
88
  $items = array();
Dries's avatar
   
Dries committed
89

Dries's avatar
   
Dries committed
90
91
92
93
94
95
  if ($may_cache) {
    $items[] = array('path' => 'system/files', 'title' => t('file download'),
      'callback' => 'file_download',
      'access' => TRUE,
      'type' => MENU_CALLBACK);

96
97
98
99
100
101
    // Clean URL tester
    $items[] = array('path' => 'system/test',
      'callback' => 'system_test',
      'access' => TRUE,
      'type' => MENU_CALLBACK);

Dries's avatar
   
Dries committed
102
103
    $access = user_access('administer site configuration');

104
105
    $items[] = array('path' => 'admin', 'title' => t('administer'),
      'access' => user_access('access administration pages'),
Dries's avatar
   
Dries committed
106
      'callback' => 'watchdog_overview',
107
108
      'weight' => 9);

Dries's avatar
   
Dries committed
109
110
111
112
    // Themes:
    $items[] = array('path' => 'admin/themes', 'title' => t('themes'),
      'callback' => 'system_themes', 'access' => $access);

Dries's avatar
   
Dries committed
113
    $items[] = array('path' => 'admin/themes/select', 'title' => t('list'),
Dries's avatar
   
Dries committed
114
115
116
117
118
119
120
121
122
123
124
125
126
      'callback' => 'system_themes', 'access' => $access,
      'type' => MENU_DEFAULT_LOCAL_TASK, 'weight' => -1);

    $items[] = array('path' => 'admin/themes/settings', 'title' => t('configure'),
      'callback' => 'system_theme_settings', 'access' => $access,
      'type' => MENU_LOCAL_TASK);

    // Theme configuration subtabs
    $items[] = array('path' => 'admin/themes/settings/global', 'title' => t('global settings'),
      'callback' => 'system_theme_settings', 'access' => $access,
      'type' => MENU_DEFAULT_LOCAL_TASK, 'weight' => -1);

    foreach (list_themes() as $theme) {
Dries's avatar
   
Dries committed
127
       $items[] = array('path' => 'admin/themes/settings/'. $theme->name, 'title' => $theme->name,
128
       'callback' => 'system_theme_settings', 'callback arguments' => array($theme->name), 'access' => $access,
Dries's avatar
   
Dries committed
129
130
131
132
133
134
135
136
137
138
       'type' => MENU_LOCAL_TASK);
    }

    // Modules:
    $items[] = array('path' => 'admin/settings', 'title' => t('settings'),
      'callback' => 'system_site_settings', 'access' => $access);
    foreach (module_list() as $name) {
      if (module_hook($name, 'settings')) {
        $items[] = array('path' => 'admin/settings/'. $name, 'title' => t($name));
      }
Dries's avatar
   
Dries committed
139
    }
Dries's avatar
   
Dries committed
140
141
    $items[] = array('path' => 'admin/modules', 'title' => t('modules'),
      'callback' => 'system_modules', 'access' => $access);
Dries's avatar
   
Dries committed
142
  }
Dries's avatar
   
Dries committed
143
144

  return $items;
Dries's avatar
 
Dries committed
145
146
}

147
148
149
150
/**
 * Menu callback: dummy clean URL tester.
 */
function system_test() {
151
152
  variable_set('clean_url_ok', 1);
  exit;
153
154
}

Dries's avatar
   
Dries committed
155
156
157
158
159
/**
 * Implementation of hook_user().
 *
 * Allows users to individually set their theme and time zone.
 */
160
161
function system_user($type, $edit, &$user, $category = NULL) {
  if ($type == 'form' && $category == 'account') {
162
163
    if (user_access('select different theme')) {
      $themes = list_themes();
Dries's avatar
   
Dries committed
164

165
166
      if (count($themes) > 1) {
        ksort($themes);
Dries's avatar
   
Dries committed
167

168
169
170
171
172
173
174
        // Reset to follow site default theme if user selects the site default
        if ($key == variable_get('theme_default', 'bluemarine')) {
          $key = '';
          if ($edit['theme'] == variable_get('theme_default', 'bluemarine')) {
            $edit['theme'] = '';
          }
        }
Dries's avatar
   
Dries committed
175

176
177
178
179
180
181
        $form['themes'] = array(
          '#type' => 'fieldset', '#title' => t('Theme configuration'), '#description' => t('Selecting a different theme will change the look and feel of the site.'), '#weight' => 2, '#collapsible' => TRUE, '#theme' => 'system_user');

        foreach ($themes as $info) {
          $info->screenshot = dirname($info->filename) . '/screenshot.png';
          $screenshot = file_exists($info->screenshot) ? theme('image', $info->screenshot, t('Screenshot for %theme theme', array('%theme' => $info->name)), '', array('class' => 'screenshot'), false) : t('no screenshot');
182

183
184
185
186
187
188
189
190
         $form['themes'][$info->name]['screenshot'] = array('#type' => 'markup', '#value' => $screenshot);
          $form['themes'][$info->name]['description'] = array('#type' => 'item', '#title' => $info->name,  '#value' => dirname($info->filename));
          $options[$info->name] = '';
        }

        $form['themes']['theme'] = array('#type' => 'radios', '#options' => $options, '#default_value' => $edit['theme'] ? $edit['theme'] : variable_get('theme_default', 'bluemarine'));
      }
    }
191

192
    if (variable_get('configurable_timezones', 1)) {
Steven Wittens's avatar
Steven Wittens committed
193
      $zones = _system_zonelist();
194
      $form['locale'] = array('#type'=>'item', '#title' => t('Locale settings'), '#weight' => 6);
195
      $form['locale']['timezone'] = array(
196
        '#type' => 'select', '#title' => t('Time zone'), '#default_value' => strlen($edit['timezone']) ? $edit['timezone'] : variable_get('date_default_timezone', 0),
197
        '#options' => $zones, '#description' => t('Select your current local time. Dates and times throughout this site will be displayed using this time zone.')
198
      );
Dries's avatar
   
Dries committed
199
    }
200
    return $form;
Dries's avatar
   
Dries committed
201
  }
Dries's avatar
   
Dries committed
202
203
}

204
205
206
207
208
209
210
211
212
213
214
function theme_system_user($form) {
  foreach (element_children($form) as $key) {
    $row = array();
    if (is_array($form[$key]['description'])) {
      $row[] = form_render($form[$key]['screenshot']);
      $row[] = form_render($form[$key]['description']);
      $row[] = form_render($form['theme'][$key]);
    }
    $rows[] = $row;
  }

215
  $header = array(t('Screenshot'), t('Name'), t('Selected'));
216
217
218
219
  $output = theme('table', $header, $rows);
  return $output;
}

Steven Wittens's avatar
Steven Wittens committed
220
221
222
223
224
225
226
227
228
229
230
function _system_zonelist() {
  $timestamp = time();
  $zonelist = array(-11, -10, -9.5, -9, -8, -7, -6, -5, -4, -3.5, -3, -2, -1, 0, 1, 2, 3, 3.5, 4, 5, 5.5, 5.75, 6, 6.5, 7, 8, 9, 9.5, 10, 10.5, 11, 11.5, 12, 12.75, 13, 14);
  $zones = array();
  foreach ($zonelist as $offset) {
    $zone = $offset * 3600;
    $zones[$zone] = format_date($timestamp, 'custom', variable_get('date_format_long', 'l, F j, Y - H:i') . ' O', $zone);
  }
  return $zones;
}

Dries's avatar
   
Dries committed
231
function system_view_general() {
232
  // General settings:
233
  $form['general'] = array(
234
235
    '#type' => 'fieldset', '#title' => t('General settings'),
    '#collapsible' => TRUE, '#collapsed' => TRUE
236
237
  );
  $form['general']['site_name'] = array(
238
239
    '#type' => 'textfield', '#title' => t('Name'), '#default_value' => variable_get('site_name', 'drupal'),
    '#description' => t('The name of this web site.')
240
241
  );
  $form['general']['site_mail'] = array(
242
    '#type' => 'textfield', '#title' => t('E-mail address'), '#default_value' => variable_get('site_mail', ini_get('sendmail_from')),
243
    '#description' => t('A valid e-mail address for this website, used by the auto-mailer during registration, new password requests, notifications, etc.')
244
245
  );
  $form['general']['site_slogan'] = array(
246
    '#type' => 'textfield', '#title' => t('Slogan'), '#default_value' => variable_get('site_slogan', ''),
247
    '#description' => t('The slogan of this website. Some themes display a slogan when available.')
248
249
250
  );

  $form['general']['site_mission'] = array(
251
    '#type' => 'textarea', '#title' => t('Mission'), '#default_value' => variable_get('site_mission', ''),
252
    '#description' => t('Your site\'s mission statement or focus.')
253
254
  );
  $form['general']['site_footer'] = array(
255
    '#type' => 'textarea', '#title' => t('Footer message'), '#default_value' => variable_get('site_footer', ''),
256
    '#description' => t('This text will be displayed at the bottom of each page.  Useful for adding a copyright notice to your pages.')
257
258
  );
  $form['general']['anonymous'] = array(
259
260
    '#type' => 'textfield', '#title' => t('Anonymous user'), '#default_value' => variable_get('anonymous', 'Anonymous'),
    '#description' => t('The name used to indicate anonymous users.')
261
262
  );
  $form['general']['site_frontpage'] = array(
263
264
    '#type' => 'textfield', '#title' => t('Default front page'), '#default_value' => variable_get('site_frontpage', 'node'),
    '#description' => t('The home page displays content from this relative URL.  If you are not using clean URLs, specify the part after "?q=".  If unsure, specify "node".')
265
  );
266

267
  // We check for clean URL support using an image on the client side.
268
  $form['general']['clean_url'] = array(
269
270
    '#type' => 'radios', '#title' => t('Clean URLs'), '#default_value' => variable_get('clean_url', 0), '#options' => array(t('Disabled'), t('Enabled')),
    '#description' => t('This option makes Drupal emit clean URLs (i.e. without <code>?q=</code> in the URL). You\'ll need <code>ModRewrite</code> support for this to work. See the <code>.htaccess</code> file in Drupal\'s top-level directory for more information.')
271
272
  );

273
274
275
  variable_set('clean_url_ok', 0);
  global $base_url;
  // We will use a random URL so there is no way a proxy or a browser could cache the "no such image" answer.
276
  $form['general']['clean_url_test'] = array('#type' => 'markup', '#value' => '<img style="position: relative; left: -1000em;" src="'. $base_url. '/system/test/'. user_password(20) .'.png" alt="" />');
Dries's avatar
   
Dries committed
277

278
  // Error handling:
279

280
  $form['errors'] = array( '#type' => 'fieldset', '#title' =>t('Error handling'), '#collapsible' => TRUE, '#collapsed' => TRUE );
281
  $form['errors']['site_403'] = array(
282
283
    '#type' => 'textfield', '#title' => t('Default 403 (access denied) page'), '#default_value' => variable_get('site_403', ''),
    '#description' => t('This page is displayed when the requested document is denied to the current user.  If you are not using clean URLs, specify the part after "?q=". If unsure, specify nothing.')
284
285
286
  );

  $form['errors']['site_404'] = array(
287
288
    '#type' => 'textfield', '#title' => t('Default 404 (not found) page'), '#default_value' =>  variable_get('site_404', ''),
    '#description' => t('This page is displayed when no other content matches the requested document.  If you are not using clean URLs, specify the part after "?q=". If unsure, specify nothing.')
289
290
291
  );

  $form['errors']['error_level'] = array(
292
293
294
    '#type' => 'select', '#title' => t('Error reporting'), '#default_value' => variable_get('error_level', 1),
    '#options' => array(t('Write errors to the log'), t('Write errors to the log and to the screen')),
    '#description' =>  t('Where Drupal, PHP and SQL errors are logged. On a production server it is recommended that errors are only written to the error log. On a test server it can be helpful to write logs to the screen.')
295
296
  );

Dries's avatar
   
Dries committed
297
298
  $period = drupal_map_assoc(array(3600, 10800, 21600, 32400, 43200, 86400, 172800, 259200, 604800, 1209600, 2419200), 'format_interval');
  $period['1000000000'] = t('Never');
299
  $form['errors']['watchdog_clear'] = array(
300
301
    '#type' => 'select', '#title' => t('Discard log entries older than'), '#default_value' => variable_get('watchdog_clear', 604800), '#options' => $period,
    '#description' => t('The time log entries should be kept.  Older entries will be automatically discarded.  Requires crontab.')
302
  );
Dries's avatar
   
Dries committed
303

Dries's avatar
 
Dries committed
304

305
  // Caching:
306
  $form['cache'] = array('#type' => 'fieldset', '#title' => t('Cache settings'), '#collapsible' => TRUE, '#collapsed' => TRUE);
307
308

  $form['cache']['cache']  = array(
309
310
311
    '#type' => 'radios',  '#title' => t('Page cache'), '#default_value' => variable_get('cache', CACHE_DISABLED),
    '#options' => array(CACHE_DISABLED => t('Disabled'), CACHE_ENABLED => t('Enabled')),
    '#description' => t("Drupal has a caching mechanism which stores dynamically generated web pages in a database.  By caching a web page, Drupal does not have to create the page each time someone wants to view it, instead it takes only one SQL query to display it, reducing response time and the server's load.  Only pages requested by \"anonymous\" users are cached.  In order to reduce server load and save bandwidth, Drupal stores and sends compressed cached pages.")
312
313
  );

314
315
  $period = drupal_map_assoc(array(0, 60, 180, 300, 600, 900, 1800, 2700, 3600, 10800, 21600, 32400, 43200, 86400), 'format_interval');
  $period[0] = t('none');
316
  $form['cache']['cache_lifetime'] = array(
317
318
    '#type' => 'select', '#title' => t('Minimum cache lifetime'), '#default_value' => variable_get('cache_lifetime', 0), '#options' => $period,
    '#description' => t('Enabling the cache will offer a sufficient performance boost for most low-traffic and medium-traffic sites.  On high-traffic sites it can become necessary to enforce a minimum cache lifetime.  The minimum cache lifetime is the minimum amount of time that will go by before the cache is emptied and recreated.  A larger minimum cache lifetime offers better performance, but users will not see new content for a longer period of time.')
319
  );
Dries's avatar
   
Dries committed
320

Dries's avatar
   
Dries committed
321

322
  // File system:
323
  $form['files'] = array('#type' => 'fieldset', '#title' => t('File system settings'), '#collapsible' => TRUE, '#collapsed' => TRUE);
324
325

  $form['files']['file_directory_path'] = array(
326
327
328
329
330
    '#type' => 'textfield',
    '#title' => t('File system path'),
    '#default_value' => file_directory_path(),
    '#maxlength' => 255,
    '#description' => t('A file system path where the files will be stored. This directory has to exist and be writable by Drupal. If the download method is set to public this directory has to be relative to Drupal installation directory, and be accessible over the web. When download method is set to private this directory should not be accessible over the web. Changing this location after the site has been in use will cause problems so only change this setting on an existing site if you know what you are doing.'),
331
    '#after_build' => 'system_check_directory',
332
333
  );

334
  $form['files']['file_directory_temp'] = array(
335
336
337
338
339
    '#type' => 'textfield',
    '#title' => t('Temporary directory'),
    '#default_value' => file_directory_temp(),
    '#maxlength' => 255,
    '#description' => t('Location where uploaded files will be kept during previews. Relative paths will be resolved relative to the Drupal installation directory.'),
340
    '#after_build' => 'system_check_directory',
341
342
343
  );

  $form['files']['file_downloads'] = array(
344
345
346
    '#type' => 'radios', '#title' => t('Download method'), '#default_value' => variable_get('file_downloads', FILE_DOWNLOADS_PUBLIC),
    '#options' => array(FILE_DOWNLOADS_PUBLIC => t('Public - files are available using http directly.'), FILE_DOWNLOADS_PRIVATE => t('Private - files are transferred by Drupal.')),
    '#description' => t('If you want any sort of access control on the downloading of files, this needs to be set to <em>private</em>. You can change this at any time, however all download URLs will change and there may be unexpected problems so it is not recommended.')
347
  );
Dries's avatar
   
Dries committed
348

349
  /*
350
  // Image handling:
351
  $group = array();
352
353
  $toolkits_available = image_get_available_toolkits();
  if (count($toolkits_available) > 1) {
354
    $group['image_toolkit'] = array(
355
356
      '#type' => 'radios', '#title' => t('Select an image processing toolkit'),
      '#default_value' => variable_get('image_toolkit', image_get_toolkit()), '#options' => $toolkits_available
357
    );
358
  }
359
360
  $group['toolkit'] = image_toolkit_invoke('settings');
  if (is_array($group)) {
361
    $form['image'] = array('#type' => 'fieldset', '#title' => t('Image handling'), '#collapsible' => TRUE, '#collapsed' => true);
362
    $form['image'] = array_merge($form['image'], $group);
363
  }
364
  */
365

366
  // Feed settings
367
  $form['feed'] = array('#type' => 'fieldset', '#title' => t('RSS feed settings'), '#collapsible' => TRUE, '#collapsed' => TRUE);
368
  $form['feed']['feed_default_items'] = array(
369
370
371
    '#type' => 'select', '#title' => t('Number of items per feed'), '#default_value' => variable_get('feed_default_items', 10),
    '#options' => drupal_map_assoc(array(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 15, 20, 25, 30)),
    '#description' => t('The default number of items to include in a feed.')
372
373
  );
  $form['feed']['feed_item_length'] = array(
374
375
376
    '#type' => 'select', '#title' => t('Display of XML feed items'), '#default_value' => variable_get('feed_item_length','teaser'),
    '#options' => array('title' => t('Titles only'), 'teaser' => t('Titles plus teaser'), 'fulltext' => t('Full text')),
    '#description' => t('Global setting for the length of XML feed items that are output by default.')
377
  );
378

379
  // Date settings:
Steven Wittens's avatar
Steven Wittens committed
380
  $zones = _system_zonelist();
381

382
  // Date settings: possible date formats
Dries's avatar
   
Dries committed
383
  $dateshort = array('Y-m-d H:i','m/d/Y - H:i', 'd/m/Y - H:i', 'Y/m/d - H:i',
Dries's avatar
   
Dries committed
384
385
386
           'm/d/Y - g:ia', 'd/m/Y - g:ia', 'Y/m/d - g:ia',
           'M j Y - H:i', 'j M Y - H:i', 'Y M j - H:i',
           'M j Y - g:ia', 'j M Y - g:ia', 'Y M j - g:ia');
Dries's avatar
   
Dries committed
387
388
  $datemedium = array('D, Y-m-d H:i', 'D, m/d/Y - H:i', 'D, d/m/Y - H:i',
          'D, Y/m/d - H:i', 'F j, Y - H:i', 'j F, Y - H:i', 'Y, F j - H:i',
Dries's avatar
   
Dries committed
389
          'D, m/d/Y - g:ia', 'D, d/m/Y - g:ia', 'D, Y/m/d - g:ia',
390
          'F j, Y - g:ia', 'j F Y - g:ia', 'Y, F j - g:ia');
Dries's avatar
   
Dries committed
391
  $datelong = array('l, F j, Y - H:i', 'l, j F, Y - H:i', 'l, Y,  F j - H:i',
392
        'l, F j, Y - g:ia', 'l, j F Y - g:ia', 'l, Y,  F j - g:ia');
Dries's avatar
   
Dries committed
393

394
  // Date settings: construct choices for user
Dries's avatar
   
Dries committed
395
  foreach ($dateshort as $f) {
Dries's avatar
   
Dries committed
396
    $dateshortchoices[$f] = format_date(time(), 'custom', $f);
Dries's avatar
   
Dries committed
397
398
  }
  foreach ($datemedium as $f) {
Dries's avatar
   
Dries committed
399
    $datemediumchoices[$f] = format_date(time(), 'custom', $f);
Dries's avatar
   
Dries committed
400
401
  }
  foreach ($datelong as $f) {
Dries's avatar
   
Dries committed
402
    $datelongchoices[$f] = format_date(time(), 'custom', $f);
Dries's avatar
   
Dries committed
403
404
  }

405
  $form['dates'] = array('#type' => 'fieldset', '#title' => t('Date settings'), '#collapsible' => TRUE, '#collapsed' => TRUE);
406
  $form['dates']['date_default_timezone'] = array(
407
408
    '#type' => 'select', '#title' => t('Default time zone'), '#default_value' => variable_get('date_default_timezone', 0),
    '#options' => $zones, '#description' => t('Select the default site time zone.')
409
410
411
  );

  $form['dates']['configurable_timezones'] = array(
412
413
    '#type' => 'radios', '#title' => t('Configurable time zones'), '#default_value' => variable_get('configurable_timezones', 1), '#options' => array(t('Disabled'), t('Enabled')),
    '#description' => t('Enable or disable user-configurable time zones.  When enabled, users can set their own time zone and dates will be updated accordingly.')
414
415
416
  );

  $form['dates']['date_format_short'] = array(
417
418
    '#type' => 'select', '#title' => t('Short date format'), '#default_value' => variable_get('date_format_short', $dateshort[0]),
    '#options' => $dateshortchoices,  '#description' => t('The short format of date display.')
419
420
421
  );

  $form['dates']['date_format_medium'] = array(
422
423
    '#type' => 'select', '#title' => t('Medium date format'), '#default_value' => variable_get('date_format_medium', $datemedium[0]),
    '#options' => $datemediumchoices, '#description' => t('The medium sized date display.')
424
425
426
  );

  $form['dates']['date_format_long'] = array(
427
428
    '#type' => 'select', '#title' => t('Long date format'), '#default_value' => variable_get('date_format_long', $datelong[0]),
    '#options' => $datelongchoices, '#description' => t('Longer date format used for detailed display.')
429
430
431
  );

  $form['dates']['date_first_day'] = array(
432
433
434
    '#type' => 'select', '#title' => t('First day of week'), '#default_value' => variable_get('date_first_day', 0),
    '#options' => array(0 => t('Sunday'), 1 => t('Monday'), 2 => t('Tuesday'), 3 => t('Wednesday'), 4 => t('Thursday'), 5 => t('Friday'), 6 => t('Saturday')),
    '#description' => t('The first day of the week for calendar views.')
435
  );
Dries's avatar
   
Dries committed
436

Dries's avatar
 
Dries committed
437

438
439
  // Site offline/maintenance settings
  $form['site_status'] = array(
440
441
442
443
    '#type' => 'fieldset',
    '#title' => t('Site maintenance'),
    '#collapsible' => TRUE,
    '#collapsed' => TRUE);
444
445

  $form['site_status']['site_offline'] = array(
446
447
448
449
450
    '#type' => 'radios',
    '#title' => t('Site status'),
    '#default_value' => variable_get('site_offline', 0),
    '#options' => array(t('Online'), t('Offline')),
    '#description' => t('When set to "Online", all visitors will be able to browse your site normally. When set to "Offline", only users with the "administer site configuration" permission will be able to access your site to perform maintenance, all other visitors will see the site offline message configured below.')
451
452
453
  );

  $form['site_status']['site_offline_message'] = array(
454
455
456
457
    '#type' => 'textarea',
    '#title' => t('Site offline message'),
    '#default_value' => variable_get('site_offline_message', t('%site is currently under maintenance. We should be back shortly. Thank you for your patience.', array('%site' => variable_get('site_name', t('This drupal site'))))),
    '#description' => t('Message to show visitors when site is offline.')
458
459
  );

460
  // String handling: report status and errors.
461
  $form['strings'] = array('#type' => 'fieldset', '#title' => t('String handling'), '#collapsible' => TRUE, '#collapsed' => TRUE);
462
  $form['strings'] = array_merge($form['strings'], unicode_settings());
463

464
  return $form;
Dries's avatar
   
Dries committed
465
466
}

467
468
469
470
471
472
473
474
475
476
/**
 * Checks the existence of the directory specified in $form_element. This
 * function is called from the system_view_general form to check both the
 * file_directory_path and file_directory_temp directories. If validation
 * fails, the form element is flagged with an error from within the
 * file_check_directory function.
 *
 * @param $form_element
 *   The form element containing the name of the directory to check.
 */
477
function system_check_directory($form_element) {
478
479
480
481
  file_check_directory($form_element['#value'], FILE_CREATE_DIRECTORY, $form_element['#parents'][0]);
  return $form_element;
}

Dries's avatar
   
Dries committed
482
483
484
485
/**
 * Retrieves the current status of an array of files in the system table.
 */
function system_get_files_database(&$files, $type) {
Dries's avatar
   
Dries committed
486
  // Extract current files from database.
Dries's avatar
Dries committed
487
  $result = db_query("SELECT name, type, status, throttle FROM {system} WHERE type = '%s'", $type);
Dries's avatar
   
Dries committed
488
  while ($file = db_fetch_object($result)) {
489
    if (isset($files[$file->name]) && is_object($files[$file->name])) {
Dries's avatar
   
Dries committed
490
      foreach ($file as $key => $value) {
491
        if (!isset($files[$file->name]) || !isset($files[$file->name]->$key)) {
Dries's avatar
Dries committed
492
493
          $files[$file->name]->$key = $value;
        }
Dries's avatar
   
Dries committed
494
      }
495
    }
Dries's avatar
 
Dries committed
496
  }
Dries's avatar
   
Dries committed
497
}
Dries's avatar
 
Dries committed
498

Dries's avatar
   
Dries committed
499
500
501
/**
 * Collect data about all currently available themes
 */
Dries's avatar
Dries committed
502
503
504
505
function system_theme_data() {
  // Find themes
  $themes = system_listing('\.theme$', 'themes');

Dries's avatar
   
Dries committed
506
  // Find theme engines
Dries's avatar
Dries committed
507
508
509
510
511
512
513
514
515
  $engines = system_listing('\.engine$', 'themes/engines');

  // can't iterate over array itself as it uses a copy of the array items
  foreach (array_keys($themes) as $key) {
    drupal_get_filename('theme', $themes[$key]->name, $themes[$key]->filename);
    drupal_load('theme', $themes[$key]->name);
    $themes[$key]->owner = $themes[$key]->filename;
    $themes[$key]->prefix = $key;
  }
Dries's avatar
   
Dries committed
516

Dries's avatar
Dries committed
517
518
  // Remove all theme engines from the system table
  db_query("DELETE FROM {system} WHERE type = 'theme_engine'");
Dries's avatar
   
Dries committed
519
520

  foreach ($engines as $engine) {
Dries's avatar
   
Dries committed
521
    // Insert theme engine into system table
Dries's avatar
Dries committed
522
523
524
525
    drupal_get_filename('theme_engine', $engine->name, $engine->filename);
    drupal_load('theme_engine', $engine->name);
    db_query("INSERT INTO {system} (name, type, filename, status, throttle, bootstrap) VALUES ('%s', '%s', '%s', %d, %d, %d)", $engine->name, 'theme_engine', $engine->filename, 1, 0, 0);

Dries's avatar
   
Dries committed
526
    // Add templates to the site listing
Dries's avatar
Dries committed
527
    foreach (call_user_func($engine->name . '_templates') as $template) {
528
529
      // Do not double-insert templates with theme files in their directory,
      // but do register their engine data.
Dries's avatar
   
Dries committed
530
      if (array_key_exists($template->name, $themes)) {
531
532
533
534
535
536
537
538
539
540
541
        $themes[$template->name]->template = TRUE;
        $themes[$template->name]->owner = $engine->filename;
        $themes[$template->name]->prefix = $engine->name;
      }
      else {
        $template->template = TRUE;
        $template->name = basename(dirname($template->filename));
        $template->owner = $engine->filename;
        $template->prefix = $engine->name;

        $themes[$template->name] = $template;
Dries's avatar
   
Dries committed
542
      }
Dries's avatar
   
Dries committed
543
544
545
546
    }
  }

  // Find styles in each theme's directory.
Dries's avatar
Dries committed
547
548
  foreach ($themes as $theme) {
    foreach (file_scan_directory(dirname($theme->filename), 'style.css$') as $style) {
Dries's avatar
   
Dries committed
549
      $style->style = TRUE;
550
      $style->template = isset($theme->template) ? $theme->template : FALSE;
Dries's avatar
   
Dries committed
551
552
553
554
555
556
      $style->name = basename(dirname($style->filename));
      $style->owner = $theme->filename;
      $style->prefix = $theme->template ? $theme->prefix : $theme->name;
      // do not double-insert styles with theme files in their directory
      if (array_key_exists($style->name, $themes)) {
        continue;
Dries's avatar
   
Dries committed
557
      }
Dries's avatar
   
Dries committed
558
      $themes[$style->name] = $style;
Dries's avatar
   
Dries committed
559
    }
Dries's avatar
   
Dries committed
560
  }
Dries's avatar
   
Dries committed
561
562

  // Extract current files from database.
Dries's avatar
Dries committed
563
564
565
  system_get_files_database($themes, 'theme');

  db_query("DELETE FROM {system} WHERE type = 'theme'");
Dries's avatar
   
Dries committed
566

Dries's avatar
Dries committed
567
568
569
570
571
572
573
  foreach ($themes as $theme) {
    db_query("INSERT INTO {system} (name, description, type, filename, status, throttle, bootstrap) VALUES ('%s', '%s', '%s', '%s', %d, %d, %d)", $theme->name, $theme->owner, 'theme', $theme->filename, $theme->status, 0, 0);
  }

  return $themes;
}

574
575
576
/**
 * Get a list of available regions from a specified theme.
 *
577
 * @param $theme_key
578
579
580
581
 *   The name of a theme.
 * @return
 *   An array of regions in the form $region['name'] = 'description'.
 */
582
function system_region_list($theme_key) {
583
584
  static $list = array();

585
  if (!array_key_exists($theme_key, $list)) {
586

587
588
    $result = db_query("SELECT * FROM {system} WHERE type = 'theme' AND name = '%s'", $theme_key);
    $theme = db_fetch_object($result);
589

590
    if (strpos($theme->filename, '.css')) {
591
      // File is a style, which can't have its own regions; use its theme instead.
592
593
      $list[$theme_key] = system_region_list(basename(dirname($theme->description)));
      return $list[$theme_key];
594
    }
595
    if (file_exists($file = dirname($theme->filename) .'/' . $theme_key . '.theme')) {
596
    include_once "./$file";
597
598
    }

599
600
    $regions = function_exists($theme_key . '_regions') ? call_user_func($theme_key . '_regions') : array();
    if (strpos($theme->description, '.engine')) {
601
      // File is a template; include its engine's regions.
602
    include_once './' . $theme->description;
603
      $theme_engine = basename($theme->description, '.engine');
604
605
606
607
      $engine_regions = function_exists($theme_engine . '_regions') ? call_user_func($theme_engine . '_regions') : array();
      $regions = array_merge($engine_regions, $regions);
    }

608
    $list[$theme_key] = $regions;
609
610
  }

611
  return $list[$theme_key];
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
}

/**
 * Get the name of the default region for a given theme.
 *
 * @param $theme
 *   The name of a theme.
 * @return
 *   A string that is the region name.
 */
function system_default_region($theme) {
  $regions = array_keys(system_region_list($theme));
  return $regions[0];
}

Dries's avatar
Dries committed
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
/**
 * Returns an array of files objects of the given type from both the
 * site-wide directory (i.e. modules/) and site-specific directory
 * (i.e. sites/somesite/modules/).  The returned array will be keyed
 * using the key specified (name, basename, filename).  Using name or
 * basename will cause site-specific files to shadow files in the
 * default directories.  That is, if a file with the same name appears
 * in both location, only the site-specific version will be included.
 *
 * @param $mask
 *   The regular expression of the files to find.
 * @param $directory
 *   The subdirectory name in which the files are found.  For example,
 *   'modules' will search in both modules/ and
 *   sites/somesite/modules/.
 * @param $key
 *   The key to be passed to file_scan_directory().
644
645
 * @param $min_depth
 *   Minimum depth of directories to return files from.
Dries's avatar
Dries committed
646
647
648
649
 *
 * @return
 *   An array of file objects of the specified type.
 */
650
function system_listing($mask, $directory, $key = 'name', $min_depth = 1) {
Dries's avatar
Dries committed
651
652
653
654
655
656
657
658
659
660
  $config = conf_init();
  $searchdir = array($directory);
  $files = array();

  if (file_exists("$config/$directory")) {
    $searchdir[] = "$config/$directory";
  }

  // Get current list of items
  foreach ($searchdir as $dir) {
661
    $files = array_merge($files, file_scan_directory($dir, $mask, array('.', '..', 'CVS'), 0, TRUE, $key, $min_depth));
Dries's avatar
Dries committed
662
663
664
  }

  return $files;
Dries's avatar
   
Dries committed
665
666
667
}

/**
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
 * Assign an initial, default set of blocks for a theme.
 *
 * This function is called the first time a new theme is enabled.  The new theme
 * gets a copy of the default theme's blocks, with the difference that if a
 * particular region isn't available in the new theme, the block is assigned
 * to the new theme's default region.
 *
 * @param $theme
 *   The name of a theme.
 */
function system_initialize_theme_blocks($theme) {
  // Initialize theme's blocks if none already registered.
  if (!(db_num_rows(db_query("SELECT module FROM {blocks} WHERE theme = '%s'", $theme)))) {
    $default_theme = variable_get('theme_default', 'bluemarine');
    $regions = system_region_list($theme);
    $result = db_query("SELECT * FROM {blocks} WHERE theme = '%s'", $default_theme);
    while($block = db_fetch_array($result)) {
      // If the region isn't supported by the theme, assign the block to the theme's default region.
      if (!array_key_exists($block['region'], $regions)) {
        $block['region'] = system_default_region($theme);
      }
      db_query("INSERT INTO {blocks} (module, delta, theme, status, weight, region, visibility, pages, custom, throttle) VALUES ('%s', '%s', '%s', %d, %d, '%s', %d, '%s', %d, %d)",
          $block['module'], $block['delta'], $theme, $block['status'], $block['weight'], $block['region'], $block['visibility'], $block['pages'], $block['custom'], $block['throttle']);
    }
  }
}

// Add the submit / reset buttons and run drupal_get_form()
function system_settings_form($form_id, $form) {
697
698
  $form['buttons']['submit'] = array('#type' => 'submit', '#value' => t('Save configuration') );
  $form['buttons']['reset'] = array('#type' => 'submit', '#value' => t('Reset to defaults') );
699

700
  if (!empty($_POST) && form_get_errors()) {
701
    drupal_set_message(t('The settings have not been saved because of the errors.'), 'error');
702
703
  }

704
705
706
  return drupal_get_form($form_id, $form, 'system_settings_form');
}

707
function system_theme_settings_submit($form_id, $values) {
Steven Wittens's avatar
Steven Wittens committed
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
  $op = isset($_POST['op']) ? $_POST['op'] : '';
  $key = $values['var'];

  if ($op == t('Reset to defaults')) {
    variable_del($key);
  }
  else {
    variable_set($key, $values);
  }
  if ($op == t('Reset to defaults')) {
    drupal_set_message(t('The configuration options have been reset to their default values.'));
  }
  else {
    drupal_set_message(t('The configuration options have been saved.'));
  }
}

725
726
727
/**
 * Execute the system_settings_form.
 *
728
729
730
 * If you want node type configure style handling of your checkboxes,
 * add an array_filter value to your form.
 *
731
 */
732
function system_settings_form_submit($form_id, $values) {
733
734
735
736
737
738
739
  $op = isset($_POST['op']) ? $_POST['op'] : '';

  foreach ($values as $key => $value) {
    if ($op == t('Reset to defaults')) {
      variable_del($key);
    }
    else {
740
      if (is_array($value) && isset($values['array_filter'])) {
741
742
743
744
745
746
747
        $value = array_keys(array_filter($value));
      }
      variable_set($key, $value);
    }
  }
  if ($op == t('Reset to defaults')) {
    drupal_set_message(t('The configuration options have been reset to their default values.'));
748
749
  }
  else {
750
751
752
753
754
755
    drupal_set_message(t('The configuration options have been saved.'));
  }
}

/**
 * Do the clean url validation, changing the form property if it doesn't work.
Dries's avatar
   
Dries committed
756
 */
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
function system_settings_validate($form_id, &$form) {
 #TODO .. fix here.
 if ($edit['clean_url'] && !variable_get('clean_url_ok', 0)) {
   drupal_set_message(t('It appears your host is not configured correctly for Clean URLs. Please check for <code>ModRewrite</code> support with your administrator.'), 'error');
   $edit['clean_url'] = 0;
 }

}




/**
 * Menu callback; displays a listing of all themes.
 */
function system_themes() {
Dries's avatar
Dries committed
773
  $themes = system_theme_data();
Dries's avatar
   
Dries committed
774
775
  ksort($themes);

Dries's avatar
   
Dries committed
776
  foreach ($themes as $info) {
Dries's avatar
Dries committed
777
    $info->screenshot = dirname($info->filename) . '/screenshot.png';
778
    $screenshot = file_exists($info->screenshot) ? theme('image', $info->screenshot, t('Screenshot for %theme theme', array('%theme' => $info->name)), '', array('class' => 'screenshot'), false) : t('no screenshot');
Dries's avatar
   
Dries committed
779

780
781
    $form[$info->name]['screenshot'] = array('#type' => 'markup', '#value' => $screenshot);
    $form[$info->name]['description'] = array('#type' => 'item', '#title' => $info->name,  '#value' => dirname($info->filename));
782
783
784
785
    $options[$info->name] = '';
    if ($info->status) {
      $status[] = $info->name;
    }
786
    if ($info->status && (function_exists($info->prefix . '_settings') || function_exists($info->prefix . '_features'))) {
787
      $form[$info->name]['operations'] = array('#type' => 'markup', '#value' => l(t('configure'), 'admin/themes/settings/' . $info->name) );
Dries's avatar
   
Dries committed
788
789
    }
    else {
790
791
792
793
794
      // Dummy element for form_render. Cleaner than adding a check in the theme function.
      $form[$info->name]['operations'] = array();
    }
  }

795
796
797
798
  $form['status'] = array('#type' => 'checkboxes', '#options' => $options, '#default_value' => $status);
  $form['theme_default'] = array('#type' => 'radios', '#options' => $options, '#default_value' => variable_get('theme_default', 'bluemarine'));
  $form['buttons']['submit'] = array('#type' => 'submit', '#value' => t('Save configuration') );
  $form['buttons']['reset'] = array('#type' => 'submit', '#value' => t('Reset to defaults') );
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813

  return drupal_get_form('system_themes', $form);
}

function theme_system_themes($form) {
  foreach (element_children($form) as $key) {
    $row = array();
    if (is_array($form[$key]['description'])) {
      $row[] = form_render($form[$key]['screenshot']);
      $row[] = form_render($form[$key]['description']);
      $row[] = array('data' => form_render($form['status'][$key]), 'align' => 'center');
      if ($form['theme_default']) {
        $row[] = array('data' => form_render($form['theme_default'][$key]), 'align' => 'center');
        $row[] = array('data' => form_render($form[$key]['operations']), 'align' => 'center');
      }
Dries's avatar
   
Dries committed
814
815
816
817
818
    }
    $rows[] = $row;
  }

  $header = array(t('Screenshot'), t('Name'), t('Enabled'), t('Default'), t('Operations'));
819
820
  $output = theme('table', $header, $rows);
  $output .= form_render($form);
Dries's avatar
   
Dries committed
821
822
823
  return $output;
}

824

825
function system_themes_submit($form_id, $values) {
826
827
828
829
830
831

  db_query("UPDATE {system} SET status = 0 WHERE type = 'theme'");

  if ($_POST['op'] == t('Save configuration')) {
    if (is_array($values['status'])) {
      foreach ($values['status'] as $key => $choice) {
832
833
        // Always enable the default theme, despite its status checkbox being checked:
        if ($choice || $values['theme_default'] == $key) {
834
835
836
837
          // If theme status is being set to 1 from 0, initialize block data for this theme if necessary.
          if (db_num_rows(db_query("SELECT status FROM {system} WHERE type = 'theme' AND name = '%s' AND status = 0", $key))) {
            system_initialize_theme_blocks($key);
          }
838
839
840
841
          db_query("UPDATE {system} SET status = 1 WHERE type = 'theme' and name = '%s'", $key);
        }
      }
    }
842
    variable_set('theme_default', $values['theme_default']);
843
844
845
846
847
  }
  else {
    variable_del('theme_default');
  }

848
  menu_rebuild();
849
850
851
852
  drupal_set_message(t('The configuration options have been saved.'));
  drupal_goto('admin/themes');
}

Dries's avatar
   
Dries committed
853
/**
854
 * Menu callback; displays a listing of all modules.
Dries's avatar
   
Dries committed
855
 */
856
function system_modules() {
Dries's avatar
   
Dries committed
857
  // Get current list of modules
858
  $files = system_listing('\.module$', 'modules', 'name', 0);
Dries's avatar
   
Dries committed
859
860
861
862
863
864

  // Extract current files from database.
  system_get_files_database($files, 'module');

  ksort($files);

Dries's avatar
   
Dries committed
865
  foreach ($files as $filename => $file) {
Dries's avatar
Dries committed
866
867
868
869
    drupal_get_filename('module', $file->name, $file->filename);
    drupal_load('module', $file->name);

    $file->description = module_invoke($file->name, 'help', 'admin/modules#description');
Dries's avatar
   
Dries committed
870

871
872
    $form['name'][$file->name] = array('#value' => $file->name);
    $form['description'][$file->name] = array('#value' => $file->description);
873
874
875
876
877
878
879
880
    $options[$file->name] = '';
    if ($file->status) {
      $status[] = $file->name;
    }
    if ($file->throttle) {
      $throttle[] = $file->name;
    }

Dries's avatar
   
Dries committed
881
882
883
884
885
886
    // log the critical hooks implemented by this module
    $bootstrap = 0;
    foreach (bootstrap_hooks() as $hook) {
      if (module_hook($file->name, $hook)) {
        $bootstrap = 1;
        break;
Dries's avatar
   
Dries committed
887
      }
888
889
    }

Dries's avatar
   
Dries committed
890
    // Update the contents of the system table:
Dries's avatar
Dries committed
891
892
    db_query("DELETE FROM {system} WHERE name = '%s' AND type = '%s'", $file->name, 'module');
    db_query("INSERT INTO {system} (name, description, type, filename, status, throttle, bootstrap) VALUES ('%s', '%s', '%s', '%s', %d, %d, %d)", $file->name, $file->description, 'module', $file->filename, $file->status, $file->throttle, $bootstrap);
893
  }
Dries's avatar
   
Dries committed
894

Dries's avatar
   
Dries committed
895

896
897
  // Handle status checkboxes, including overriding the generated
  // checkboxes for required modules.
898
  $form['status'] = array('#type' => 'checkboxes', '#default_value' => $status, '#options' => $options);
899
900
  $required = array('block', 'filter', 'system', 'user', 'watchdog');
  foreach ($required as $require) {
901
    $form['status'][$require] = array('#type' => 'hidden', '#value' => 1, '#suffix' => t('required'));
902
  }
Dries's avatar
Dries committed
903

904
905
906
907
  /**
   * Handle throttle checkboxes, including overriding the generated checkboxes for required modules.
   */
  if (module_exist('throttle')) {
908
    $form['throttle'] = array('#type' => 'checkboxes', '#default_value' => $throttle, '#options' => $options);
909
910
    $throttle_required = array_merge($required, array('throttle'));
    foreach ($throttle_required as $require) {
911
      $form['throttle'][$require] = array('#type' => 'hidden', '#value' => 1, '#suffix' => t('required'));
912
    }
913
  }
914

915
  $form['buttons']['submit'] = array('#type' => 'submit', '#value' => t('Save configuration'));
916

917
  return drupal_get_form('system_modules', $form);
918
}
919
920
921
922
923
924
925
926
927
928

function theme_system_modules($form) {
  foreach (element_children($form['name']) as $key) {
    $row = array();
    $row[] = form_render($form['name'][$key]);
    $row[] = form_render($form['description'][$key]);
    $row[] = array('data' => form_render($form['status'][$key]), 'align' => 'center');

    if (module_exist('throttle')) {
      $row[] = array('data' => form_render($form['throttle'][$key]), 'align' => 'center');
929
    }
930
    $rows[] = $row;
931
  }
932

933
934
935
936
  $header = array(t('Name'), t('Description'), t('Enabled'));
  if (module_exist('throttle')) {
    $header[] = t('Throttle');
  }
937

938
939
940
  $output = theme('table', $header, $rows);
  $output .= form_render($form);
  return $output;
941
942
}

Dries's avatar
   
Dries committed
943

944
function system_modules_submit($form_id, $edit) {
945
  db_query("UPDATE {system} SET status = 0, throttle = 0 WHERE type = 'module'");
946
947
948

  foreach ($edit['status'] as $key => $choice) {
    if ($choice) {
949
      db_query("UPDATE {system} SET status = 1 WHERE type = 'module' AND name = '%s'", $key);
950
951
    }
  }
952
953
954
955
956

  if (is_array($edit['throttle'])) {
    foreach ($edit['throttle'] as $key => $choice) {
      if ($choice) {
        db_query("UPDATE {system} SET throttle = 1 WHERE type = 'module' and name = '%s'", $key);
Dries's avatar
   
Dries committed
957
      }
Dries's avatar
   
Dries committed
958
    }
959
960
  }

961
962
963
  menu_rebuild();
  drupal_set_message(t('The configuration options have been saved.'));
  drupal_goto('admin/modules');
Dries's avatar
   
Dries committed