defr/drupal/core: modules/system/system.module annotate

annotate modules/system/system.module @ 5:2427550111ae 6.2

Drupal 6.2

author	Franck Deroche <webmaster@defr.org>
date	Tue, 23 Dec 2008 14:30:08 +0100
parents	165d43f946a8
children	fff6d4c8c043

rev	line source
webmaster@1	1 <?php
webmaster@5	2 // $Id: system.module,v 1.585.2.11 2008/04/09 21:11:49 goba Exp $
webmaster@1	3
webmaster@1	4 /**
webmaster@1	5 * @file
webmaster@1	6 * Configuration system that lets administrators modify the workings of the site.
webmaster@1	7 */
webmaster@1	8
webmaster@1	9 /**
webmaster@1	10 * The current system version.
webmaster@1	11 */
webmaster@5	12 define('VERSION', '6.2');
webmaster@1	13
webmaster@1	14 /**
webmaster@1	15 * Core API compatibility.
webmaster@1	16 */
webmaster@1	17 define('DRUPAL_CORE_COMPATIBILITY', '6.x');
webmaster@1	18
webmaster@1	19 /**
webmaster@1	20 * Minimum supported version of PHP.
webmaster@1	21 */
webmaster@1	22 define('DRUPAL_MINIMUM_PHP', '4.3.5');
webmaster@1	23
webmaster@1	24 /**
webmaster@1	25 * Minimum recommended value of PHP memory_limit.
webmaster@1	26 */
webmaster@1	27 define('DRUPAL_MINIMUM_PHP_MEMORY_LIMIT', '16M');
webmaster@1	28
webmaster@1	29 /**
webmaster@1	30 * Minimum supported version of MySQL, if it is used.
webmaster@1	31 */
webmaster@1	32 define('DRUPAL_MINIMUM_MYSQL', '4.1.1');
webmaster@1	33
webmaster@1	34 /**
webmaster@1	35 * Minimum supported version of PostgreSQL, if it is used.
webmaster@1	36 */
webmaster@1	37 define('DRUPAL_MINIMUM_PGSQL', '7.4');
webmaster@1	38
webmaster@1	39 /**
webmaster@1	40 * Maximum age of temporary files in seconds.
webmaster@1	41 */
webmaster@1	42 define('DRUPAL_MAXIMUM_TEMP_FILE_AGE', 1440);
webmaster@1	43
webmaster@1	44 /**
webmaster@1	45 * Implementation of hook_help().
webmaster@1	46 */
webmaster@1	47 function system_help($path, $arg) {
webmaster@1	48 global $base_url;
webmaster@1	49
webmaster@1	50 switch ($path) {
webmaster@1	51 case 'admin/help#system':
webmaster@1	52 $output = '<p>'. t('The system module is at the foundation of your Drupal website, and provides basic but extensible functionality for use by other modules and themes. Some integral elements of Drupal are contained in and managed by the system module, including caching, enabling or disabling of modules and themes, preparing and displaying the administrative page, and configuring fundamental site settings. A number of key system maintenance operations are also part of the system module.') .'</p>';
webmaster@1	53 $output .= '<p>'. t('The system module provides:') .'</p>';
webmaster@1	54 $output .= '<ul><li>'. t('support for enabling and disabling <a href="@modules">modules</a>. Drupal comes packaged with a number of core modules; each module provides a discrete set of features and may be enabled depending on the needs of your site. A wide array of additional modules contributed by members of the Drupal community are available for download at the <a href="@drupal-modules">Drupal.org module page</a>.', array('@modules' => url('admin/build/modules'), '@drupal-modules' => 'http://drupal.org/project/modules')) .'</li>';
webmaster@1	55 $output .= '<li>'. t('support for enabling and disabling <a href="@themes">themes</a>, which determine the design and presentation of your site. Drupal comes packaged with several core themes and additional contributed themes are available at the <a href="@drupal-themes">Drupal.org theme page</a>.', array('@themes' => url('admin/build/themes'), '@drupal-themes' => 'http://drupal.org/project/themes')) .'</li>';
webmaster@1	56 $output .= '<li>'. t('a robust <a href="@cache-settings">caching system</a> that allows the efficient re-use of previously-constructed web pages and web page components. Drupal stores the pages requested by anonymous users in a compressed format; depending on your site configuration and the amount of your web traffic tied to anonymous visitors, Drupal\'s caching system may significantly increase the speed of your site.', array('@cache-settings' => url('admin/settings/performance'))) .'</li>';
webmaster@1	57 $output .= '<li>'. t('a set of routine administrative operations that rely on a correctly-configured <a href="@cron">cron maintenance task</a> to run automatically. A number of other modules, including the feed aggregator, ping module and search also rely on <a href="@cron">cron maintenance tasks</a>. For more information, see the online handbook entry for <a href="@handbook">configuring cron jobs</a>.', array('@cron' => url('admin/reports/status'), '@handbook' => 'http://drupal.org/cron')) .'</li>';
webmaster@1	58 $output .= '<li>'. t('basic configuration options for your site, including <a href="@date-settings">date and time settings</a>, <a href="@file-system">file system settings</a>, <a href="@clean-url">clean URL support</a>, <a href="@site-info">site name and other information</a>, and a <a href="@site-maintenance">site maintenance</a> function for taking your site temporarily off-line.', array('@date-settings' => url('admin/settings/date-time'), '@file-system' => url('admin/settings/file-system'), '@clean-url' => url('admin/settings/clean-urls'), '@site-info' => url('admin/settings/site-information'), '@site-maintenance' => url('admin/settings/site-maintenance'))) .'</li></ul>';
webmaster@1	59 $output .= '<p>'. t('For more information, see the online handbook entry for <a href="@system">System module</a>.', array('@system' => 'http://drupal.org/handbook/modules/system/')) .'</p>';
webmaster@1	60 return $output;
webmaster@1	61 case 'admin':
webmaster@1	62 return '<p>'. t('Welcome to the administration section. Here you may control how your site functions.') .'</p>';
webmaster@1	63 case 'admin/by-module':
webmaster@1	64 return '<p>'. t('This page shows you all available administration tasks for each module.') .'</p>';
webmaster@1	65 case 'admin/build/themes':
webmaster@1	66 $output = '<p>'. t('Select which themes are available to your users and specify the default theme. To configure site-wide display settings, click the "configure" task above. Alternatively, to override these settings in a specific theme, click the "configure" link for that theme. Note that different themes may have different regions available for displaying content; for consistency in presentation, you may wish to enable only one theme.') .'</p>';
webmaster@1	67 $output .= '<p>'. t('To change the appearance of your site, a number of <a href="@themes">contributed themes</a> are available.', array('@themes' => 'http://drupal.org/project/themes')) .'</p>';
webmaster@1	68 return $output;
webmaster@1	69 case 'admin/build/themes/settings/'. $arg[4]:
webmaster@1	70 $reference = explode('.', $arg[4], 2);
webmaster@1	71 $theme = array_pop($reference);
webmaster@1	72 return '<p>'. t('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.', array('%template' => $theme, '@global' => url('admin/build/themes/settings'))) .'</p>';
webmaster@1	73 case 'admin/build/themes/settings':
webmaster@1	74 return '<p>'. t('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>';
webmaster@1	75 case 'admin/build/modules':
webmaster@1	76 $output = '<p>'. t('Modules are plugins that extend Drupal\'s core functionality. Enable modules by selecting the <em>Enabled</em> checkboxes below and clicking the <em>Save configuration</em> button. Once a module is enabled, new <a href="@permissions">permissions</a> may be available. To reduce server load, modules with their <em>Throttle</em> checkbox selected are temporarily disabled when your site becomes extremely busy. (Note that the <em>Throttle</em> checkbox is only available if the Throttle module is enabled.)', array('@permissions' => url('admin/user/permissions')));
webmaster@1	77 if (module_exists('throttle')) {
webmaster@1	78 $output .= ' '. t('The auto-throttle functionality must be enabled on the <a href="@throttle">throttle configuration page</a> after having enabled the throttle module.', array('@throttle' => url('admin/settings/throttle')));
webmaster@1	79 }
webmaster@1	80 $output .= '</p>';
webmaster@1	81 $output .= '<p>'. t('It is important that <a href="@update-php">update.php</a> is run every time a module is updated to a newer version.', array('@update-php' => $base_url .'/update.php')) .'</p>';
webmaster@1	82 $output .= '<p>'. t('You can find all administration tasks belonging to a particular module on the <a href="@by-module">administration by module page</a>.', array('@by-module' => url('admin/by-module'))) .'</p>';
webmaster@1	83 $output .= '<p>'. t('To extend the functionality of your site, a number of <a href="@modules">contributed modules</a> are available.', array('@modules' => 'http://drupal.org/project/modules')) .'</p>';
webmaster@1	84 return $output;
webmaster@1	85 case 'admin/build/modules/uninstall':
webmaster@1	86 return '<p>'. t('The uninstall process removes all data related to a module. To uninstall a module, you must first disable it. Not all modules support this feature.') .'</p>';
webmaster@1	87 case 'admin/build/block/configure':
webmaster@1	88 if ($arg[4] == 'system' && $arg[5] == 0) {
webmaster@1	89 return '<p>'. t('The <em>Powered by Drupal</em> block is an optional link to the home page of the Drupal project. While there is absolutely no requirement that sites feature this link, it may be used to show support for Drupal.') .'</p>';
webmaster@1	90 }
webmaster@1	91 break;
webmaster@1	92 case 'admin/settings/actions':
webmaster@1	93 case 'admin/settings/actions/manage':
webmaster@1	94 $output = '<p>'. t('Actions are individual tasks that the system can do, such as unpublishing a piece of content or banning a user. Modules, such as the trigger module, can fire these actions when certain system events happen; for example, when a new post is added or when a user logs in. Modules may also provide additional actions.') .'</p>';
webmaster@1	95 $output .= '<p>'. t('There are two types of actions: simple and advanced. Simple actions do not require any additional configuration, and are listed here automatically. Advanced actions can do more than simple actions; for example, send an e-mail to a specified address, or check for certain words within a piece of content. These actions need to be created and configured first before they may be used. To create an advanced action, select the action from the drop-down below and click the <em>Create</em> button.') .'</p>';
webmaster@1	96 if (module_exists('trigger')) {
webmaster@1	97 $output .= '<p>'. t('You may proceed to the <a href="@url">Triggers</a> page to assign these actions to system events.', array('@url' => url('admin/build/trigger'))) .'</p>';
webmaster@1	98 }
webmaster@1	99 return $output;
webmaster@1	100 case 'admin/settings/actions/configure':
webmaster@1	101 return t('An advanced action offers additional configuration options which may be filled out below. Changing the <em>Description</em> field is recommended, in order to better identify the precise action taking place. This description will be displayed in modules such as the trigger module when assigning actions to system events, so it is best if it is as descriptive as possible (for example, "Send e-mail to Moderation Team" rather than simply "Send e-mail").');
webmaster@1	102 case 'admin/reports/status':
webmaster@1	103 return '<p>'. t("Here you can find a short overview of your site's parameters as well as any problems detected with your installation. It may be useful to copy and paste this information into support requests filed on drupal.org's support forums and project issue queues.") .'</p>';
webmaster@1	104 }
webmaster@1	105 }
webmaster@1	106
webmaster@1	107 /**
webmaster@1	108 * Implementation of hook_theme().
webmaster@1	109 */
webmaster@1	110 function system_theme() {
webmaster@1	111 return array_merge(drupal_common_theme(), array(
webmaster@1	112 'system_theme_select_form' => array(
webmaster@1	113 'arguments' => array('form' => NULL),
webmaster@1	114 'file' => 'system.admin.inc',
webmaster@1	115 ),
webmaster@1	116 'system_themes_form' => array(
webmaster@1	117 'arguments' => array('form' => NULL),
webmaster@1	118 'file' => 'system.admin.inc',
webmaster@1	119 ),
webmaster@1	120 'system_modules' => array(
webmaster@1	121 'arguments' => array('form' => NULL),
webmaster@1	122 'file' => 'system.admin.inc',
webmaster@1	123 ),
webmaster@1	124 'system_modules_uninstall' => array(
webmaster@1	125 'arguments' => array('form' => NULL),
webmaster@1	126 'file' => 'system.admin.inc',
webmaster@1	127 ),
webmaster@1	128 'status_report' => array(
webmaster@1	129 'arguments' => array('requirements' => NULL),
webmaster@1	130 'file' => 'system.admin.inc',
webmaster@1	131 ),
webmaster@1	132 'admin_page' => array(
webmaster@1	133 'arguments' => array('blocks' => NULL),
webmaster@1	134 'file' => 'system.admin.inc',
webmaster@1	135 ),
webmaster@1	136 'admin_block' => array(
webmaster@1	137 'arguments' => array('block' => NULL),
webmaster@1	138 'file' => 'system.admin.inc',
webmaster@1	139 ),
webmaster@1	140 'admin_block_content' => array(
webmaster@1	141 'arguments' => array('content' => NULL),
webmaster@1	142 'file' => 'system.admin.inc',
webmaster@1	143 ),
webmaster@1	144 'system_admin_by_module' => array(
webmaster@1	145 'arguments' => array('menu_items' => NULL),
webmaster@1	146 'file' => 'system.admin.inc',
webmaster@1	147 ),
webmaster@1	148 'system_powered_by' => array(
webmaster@1	149 'arguments' => array('image_path' => NULL),
webmaster@1	150 ),
webmaster@1	151 ));
webmaster@1	152 }
webmaster@1	153
webmaster@1	154 /**
webmaster@1	155 * Implementation of hook_perm().
webmaster@1	156 */
webmaster@1	157 function system_perm() {
webmaster@1	158 return array('administer site configuration', 'access administration pages', 'administer actions', 'access site reports', 'select different theme', 'administer files');
webmaster@1	159 }
webmaster@1	160
webmaster@1	161 /**
webmaster@1	162 * Implementation of hook_elements().
webmaster@1	163 */
webmaster@1	164 function system_elements() {
webmaster@1	165 // Top level form
webmaster@1	166 $type['form'] = array('#method' => 'post', '#action' => request_uri());
webmaster@1	167
webmaster@1	168 // Inputs
webmaster@1	169 $type['submit'] = array('#input' => TRUE, '#name' => 'op', '#button_type' => 'submit', '#executes_submit_callback' => TRUE, '#process' => array('form_expand_ahah'));
webmaster@1	170 $type['button'] = array('#input' => TRUE, '#name' => 'op', '#button_type' => 'submit', '#executes_submit_callback' => FALSE, '#process' => array('form_expand_ahah'));
webmaster@1	171 $type['image_button'] = array('#input' => TRUE, '#button_type' => 'submit', '#executes_submit_callback' => TRUE, '#process' => array('form_expand_ahah'), '#return_value' => TRUE, '#has_garbage_value' => TRUE, '#src' => NULL);
webmaster@1	172 $type['textfield'] = array('#input' => TRUE, '#size' => 60, '#maxlength' => 128, '#autocomplete_path' => FALSE, '#process' => array('form_expand_ahah'));
webmaster@1	173 $type['password'] = array('#input' => TRUE, '#size' => 60, '#maxlength' => 128, '#process' => array('form_expand_ahah'));
webmaster@1	174 $type['password_confirm'] = array('#input' => TRUE, '#process' => array('expand_password_confirm'));
webmaster@1	175 $type['textarea'] = array('#input' => TRUE, '#cols' => 60, '#rows' => 5, '#resizable' => TRUE, '#process' => array('form_expand_ahah'));
webmaster@1	176 $type['radios'] = array('#input' => TRUE, '#process' => array('expand_radios'));
webmaster@1	177 $type['radio'] = array('#input' => TRUE, '#default_value' => NULL, '#process' => array('form_expand_ahah'));
webmaster@1	178 $type['checkboxes'] = array('#input' => TRUE, '#process' => array('expand_checkboxes'), '#tree' => TRUE);
webmaster@1	179 $type['checkbox'] = array('#input' => TRUE, '#return_value' => 1, '#process' => array('form_expand_ahah'));
webmaster@1	180 $type['select'] = array('#input' => TRUE, '#size' => 0, '#multiple' => FALSE, '#process' => array('form_expand_ahah'));
webmaster@1	181 $type['weight'] = array('#input' => TRUE, '#delta' => 10, '#default_value' => 0, '#process' => array('process_weight', 'form_expand_ahah'));
webmaster@1	182 $type['date'] = array('#input' => TRUE, '#process' => array('expand_date'), '#element_validate' => array('date_validate'));
webmaster@1	183 $type['file'] = array('#input' => TRUE, '#size' => 60);
webmaster@1	184
webmaster@1	185 // Form structure
webmaster@1	186 $type['item'] = array('#value' => '');
webmaster@1	187 $type['hidden'] = array('#input' => TRUE, '#process' => array('form_expand_ahah'));
webmaster@1	188 $type['value'] = array('#input' => TRUE);
webmaster@1	189 $type['markup'] = array('#prefix' => '', '#suffix' => '');
webmaster@1	190 $type['fieldset'] = array('#collapsible' => FALSE, '#collapsed' => FALSE, '#value' => NULL, '#process' => array('form_expand_ahah'));
webmaster@1	191 $type['token'] = array('#input' => TRUE);
webmaster@1	192 return $type;
webmaster@1	193 }
webmaster@1	194
webmaster@1	195 /**
webmaster@1	196 * Implementation of hook_menu().
webmaster@1	197 */
webmaster@1	198 function system_menu() {
webmaster@1	199 $items['system/files'] = array(
webmaster@1	200 'title' => 'File download',
webmaster@1	201 'page callback' => 'file_download',
webmaster@1	202 'access callback' => TRUE,
webmaster@1	203 'type' => MENU_CALLBACK,
webmaster@1	204 );
webmaster@1	205 $items['admin'] = array(
webmaster@1	206 'title' => 'Administer',
webmaster@1	207 'access arguments' => array('access administration pages'),
webmaster@1	208 'page callback' => 'system_main_admin_page',
webmaster@1	209 'weight' => 9,
webmaster@1	210 'file' => 'system.admin.inc',
webmaster@1	211 );
webmaster@1	212 $items['admin/compact'] = array(
webmaster@1	213 'title' => 'Compact mode',
webmaster@1	214 'page callback' => 'system_admin_compact_page',
webmaster@5	215 'access arguments' => array('access administration pages'),
webmaster@1	216 'type' => MENU_CALLBACK,
webmaster@1	217 'file' => 'system.admin.inc',
webmaster@1	218 );
webmaster@1	219 $items['admin/by-task'] = array(
webmaster@1	220 'title' => 'By task',
webmaster@1	221 'page callback' => 'system_main_admin_page',
webmaster@5	222 'access arguments' => array('access administration pages'),
webmaster@1	223 'file' => 'system.admin.inc',
webmaster@1	224 'type' => MENU_DEFAULT_LOCAL_TASK,
webmaster@1	225 );
webmaster@1	226 $items['admin/by-module'] = array(
webmaster@1	227 'title' => 'By module',
webmaster@1	228 'page callback' => 'system_admin_by_module',
webmaster@5	229 'access arguments' => array('access administration pages'),
webmaster@1	230 'file' => 'system.admin.inc',
webmaster@1	231 'type' => MENU_LOCAL_TASK,
webmaster@1	232 'weight' => 2,
webmaster@1	233 );
webmaster@1	234 $items['admin/content'] = array(
webmaster@1	235 'title' => 'Content management',
webmaster@1	236 'description' => "Manage your site's content.",
webmaster@1	237 'position' => 'left',
webmaster@1	238 'weight' => -10,
webmaster@1	239 'page callback' => 'system_admin_menu_block_page',
webmaster@5	240 'access arguments' => array('access administration pages'),
webmaster@1	241 'file' => 'system.admin.inc',
webmaster@1	242 );
webmaster@1	243
webmaster@1	244 // menu items that are basically just menu blocks
webmaster@1	245 $items['admin/settings'] = array(
webmaster@1	246 'title' => 'Site configuration',
webmaster@1	247 'description' => 'Adjust basic site configuration options.',
webmaster@1	248 'position' => 'right',
webmaster@1	249 'weight' => -5,
webmaster@1	250 'page callback' => 'system_settings_overview',
webmaster@5	251 'access arguments' => array('access administration pages'),
webmaster@1	252 'file' => 'system.admin.inc',
webmaster@1	253 );
webmaster@1	254 $items['admin/build'] = array(
webmaster@1	255 'title' => 'Site building',
webmaster@1	256 'description' => 'Control how your site looks and feels.',
webmaster@1	257 'position' => 'right',
webmaster@1	258 'weight' => -10,
webmaster@1	259 'page callback' => 'system_admin_menu_block_page',
webmaster@5	260 'access arguments' => array('access administration pages'),
webmaster@1	261 'file' => 'system.admin.inc',
webmaster@1	262 );
webmaster@1	263 $items['admin/settings/admin'] = array(
webmaster@1	264 'title' => 'Administration theme',
webmaster@1	265 'description' => 'Settings for how your administrative pages should look.',
webmaster@1	266 'position' => 'left',
webmaster@1	267 'page callback' => 'drupal_get_form',
webmaster@1	268 'page arguments' => array('system_admin_theme_settings'),
webmaster@1	269 'access arguments' => array('administer site configuration'),
webmaster@1	270 'block callback' => 'system_admin_theme_settings',
webmaster@1	271 'file' => 'system.admin.inc',
webmaster@1	272 );
webmaster@1	273 // Themes:
webmaster@1	274 $items['admin/build/themes'] = array(
webmaster@1	275 'title' => 'Themes',
webmaster@1	276 'description' => 'Change which theme your site uses or allows users to set.',
webmaster@1	277 'page callback' => 'drupal_get_form',
webmaster@1	278 'page arguments' => array('system_themes_form', NULL),
webmaster@1	279 'access arguments' => array('administer site configuration'),
webmaster@1	280 'file' => 'system.admin.inc',
webmaster@1	281 );
webmaster@1	282 $items['admin/build/themes/select'] = array(
webmaster@1	283 'title' => 'List',
webmaster@1	284 'description' => 'Select the default theme.',
webmaster@1	285 'type' => MENU_DEFAULT_LOCAL_TASK,
webmaster@1	286 'weight' => -1,
webmaster@1	287 );
webmaster@1	288 $items['admin/build/themes/settings'] = array(
webmaster@1	289 'title' => 'Configure',
webmaster@1	290 'page arguments' => array('system_theme_settings'),
webmaster@5	291 'access arguments' => array('administer site configuration'),
webmaster@1	292 'type' => MENU_LOCAL_TASK,
webmaster@1	293 );
webmaster@1	294 // Theme configuration subtabs
webmaster@1	295 $items['admin/build/themes/settings/global'] = array(
webmaster@1	296 'title' => 'Global settings',
webmaster@1	297 'type' => MENU_DEFAULT_LOCAL_TASK,
webmaster@1	298 'weight' => -1,
webmaster@1	299 );
webmaster@1	300
webmaster@1	301 foreach (list_themes() as $theme) {
webmaster@1	302 $items['admin/build/themes/settings/'. $theme->name] = array(
webmaster@1	303 'title' => $theme->info['name'],
webmaster@1	304 'page arguments' => array('system_theme_settings', $theme->name),
webmaster@1	305 'type' => MENU_LOCAL_TASK,
webmaster@1	306 'access callback' => '_system_themes_access',
webmaster@1	307 'access arguments' => array($theme),
webmaster@1	308 );
webmaster@1	309 }
webmaster@1	310
webmaster@1	311 // Modules:
webmaster@1	312 $items['admin/build/modules'] = array(
webmaster@1	313 'title' => 'Modules',
webmaster@1	314 'description' => 'Enable or disable add-on modules for your site.',
webmaster@1	315 'page callback' => 'drupal_get_form',
webmaster@1	316 'page arguments' => array('system_modules'),
webmaster@1	317 'access arguments' => array('administer site configuration'),
webmaster@1	318 'file' => 'system.admin.inc',
webmaster@1	319 );
webmaster@1	320 $items['admin/build/modules/list'] = array(
webmaster@1	321 'title' => 'List',
webmaster@1	322 'type' => MENU_DEFAULT_LOCAL_TASK,
webmaster@1	323 );
webmaster@1	324 $items['admin/build/modules/list/confirm'] = array(
webmaster@1	325 'title' => 'List',
webmaster@5	326 'access arguments' => array('administer site configuration'),
webmaster@1	327 'type' => MENU_CALLBACK,
webmaster@1	328 );
webmaster@1	329 $items['admin/build/modules/uninstall'] = array(
webmaster@1	330 'title' => 'Uninstall',
webmaster@1	331 'page arguments' => array('system_modules_uninstall'),
webmaster@5	332 'access arguments' => array('administer site configuration'),
webmaster@1	333 'type' => MENU_LOCAL_TASK,
webmaster@1	334 );
webmaster@1	335 $items['admin/build/modules/uninstall/confirm'] = array(
webmaster@1	336 'title' => 'Uninstall',
webmaster@5	337 'access arguments' => array('administer site configuration'),
webmaster@1	338 'type' => MENU_CALLBACK,
webmaster@1	339 );
webmaster@1	340
webmaster@1	341 // Actions:
webmaster@1	342 $items['admin/settings/actions'] = array(
webmaster@1	343 'title' => 'Actions',
webmaster@1	344 'description' => 'Manage the actions defined for your site.',
webmaster@1	345 'access arguments' => array('administer actions'),
webmaster@1	346 'page callback' => 'system_actions_manage'
webmaster@1	347 );
webmaster@1	348 $items['admin/settings/actions/manage'] = array(
webmaster@1	349 'title' => 'Manage actions',
webmaster@1	350 'description' => 'Manage the actions defined for your site.',
webmaster@1	351 'page callback' => 'system_actions_manage',
webmaster@1	352 'type' => MENU_DEFAULT_LOCAL_TASK,
webmaster@1	353 'weight' => -2,
webmaster@1	354 );
webmaster@1	355 $items['admin/settings/actions/configure'] = array(
webmaster@1	356 'title' => 'Configure an advanced action',
webmaster@1	357 'page callback' => 'drupal_get_form',
webmaster@1	358 'page arguments' => array('system_actions_configure'),
webmaster@5	359 'access arguments' => array('administer actions'),
webmaster@1	360 'type' => MENU_CALLBACK,
webmaster@1	361 );
webmaster@1	362 $items['admin/settings/actions/delete/%actions'] = array(
webmaster@1	363 'title' => 'Delete action',
webmaster@1	364 'description' => 'Delete an action.',
webmaster@1	365 'page callback' => 'drupal_get_form',
webmaster@1	366 'page arguments' => array('system_actions_delete_form', 4),
webmaster@5	367 'access arguments' => array('administer actions'),
webmaster@1	368 'type' => MENU_CALLBACK,
webmaster@1	369 );
webmaster@1	370 $items['admin/settings/actions/orphan'] = array(
webmaster@1	371 'title' => 'Remove orphans',
webmaster@1	372 'page callback' => 'system_actions_remove_orphans',
webmaster@5	373 'access arguments' => array('administer actions'),
webmaster@1	374 'type' => MENU_CALLBACK,
webmaster@1	375 );
webmaster@1	376
webmaster@1	377 // Settings:
webmaster@1	378 $items['admin/settings/site-information'] = array(
webmaster@1	379 'title' => 'Site information',
webmaster@1	380 'description' => 'Change basic site information, such as the site name, slogan, e-mail address, mission, front page and more.',
webmaster@1	381 'page callback' => 'drupal_get_form',
webmaster@1	382 'page arguments' => array('system_site_information_settings'),
webmaster@1	383 'access arguments' => array('administer site configuration'),
webmaster@1	384 'file' => 'system.admin.inc',
webmaster@1	385 );
webmaster@1	386 $items['admin/settings/error-reporting'] = array(
webmaster@1	387 'title' => 'Error reporting',
webmaster@1	388 'description' => 'Control how Drupal deals with errors including 403/404 errors as well as PHP error reporting.',
webmaster@1	389 'page callback' => 'drupal_get_form',
webmaster@1	390 'page arguments' => array('system_error_reporting_settings'),
webmaster@1	391 'access arguments' => array('administer site configuration'),
webmaster@1	392 'file' => 'system.admin.inc',
webmaster@1	393 );
webmaster@1	394 $items['admin/settings/logging'] = array(
webmaster@1	395 'title' => 'Logging and alerts',
webmaster@1	396 'description' => "Settings for logging and alerts modules. Various modules can route Drupal's system events to different destination, such as syslog, database, email, ...etc.",
webmaster@1	397 'page callback' => 'system_logging_overview',
webmaster@1	398 'access arguments' => array('administer site configuration'),
webmaster@1	399 'file' => 'system.admin.inc',
webmaster@1	400 );
webmaster@1	401 $items['admin/settings/performance'] = array(
webmaster@1	402 'title' => 'Performance',
webmaster@1	403 'description' => 'Enable or disable page caching for anonymous users and set CSS and JS bandwidth optimization options.',
webmaster@1	404 'page callback' => 'drupal_get_form',
webmaster@1	405 'page arguments' => array('system_performance_settings'),
webmaster@1	406 'access arguments' => array('administer site configuration'),
webmaster@1	407 'file' => 'system.admin.inc',
webmaster@1	408 );
webmaster@1	409 $items['admin/settings/file-system'] = array(
webmaster@1	410 'title' => 'File system',
webmaster@1	411 'description' => 'Tell Drupal where to store uploaded files and how they are accessed.',
webmaster@1	412 'page callback' => 'drupal_get_form',
webmaster@1	413 'page arguments' => array('system_file_system_settings'),
webmaster@1	414 'access arguments' => array('administer site configuration'),
webmaster@1	415 'file' => 'system.admin.inc',
webmaster@1	416 );
webmaster@1	417 $items['admin/settings/image-toolkit'] = array(
webmaster@1	418 'title' => 'Image toolkit',
webmaster@1	419 'description' => 'Choose which image toolkit to use if you have installed optional toolkits.',
webmaster@1	420 'page callback' => 'drupal_get_form',
webmaster@1	421 'page arguments' => array('system_image_toolkit_settings'),
webmaster@1	422 'access arguments' => array('administer site configuration'),
webmaster@1	423 'file' => 'system.admin.inc',
webmaster@1	424 );
webmaster@1	425 $items['admin/content/rss-publishing'] = array(
webmaster@1	426 'title' => 'RSS publishing',
webmaster@1	427 'description' => 'Configure the number of items per feed and whether feeds should be titles/teasers/full-text.',
webmaster@1	428 'page callback' => 'drupal_get_form',
webmaster@1	429 'page arguments' => array('system_rss_feeds_settings'),
webmaster@1	430 'access arguments' => array('administer site configuration'),
webmaster@1	431 'file' => 'system.admin.inc',
webmaster@1	432 );
webmaster@1	433 $items['admin/settings/date-time'] = array(
webmaster@1	434 'title' => 'Date and time',
webmaster@1	435 'description' => "Settings for how Drupal displays date and time, as well as the system's default timezone.",
webmaster@1	436 'page callback' => 'drupal_get_form',
webmaster@1	437 'page arguments' => array('system_date_time_settings'),
webmaster@1	438 'access arguments' => array('administer site configuration'),
webmaster@1	439 'file' => 'system.admin.inc',
webmaster@1	440 );
webmaster@1	441 $items['admin/settings/date-time/lookup'] = array(
webmaster@1	442 'title' => 'Date and time lookup',
webmaster@1	443 'type' => MENU_CALLBACK,
webmaster@1	444 'page callback' => 'system_date_time_lookup',
webmaster@5	445 'access arguments' => array('administer site configuration'),
webmaster@1	446 'file' => 'system.admin.inc',
webmaster@1	447 );
webmaster@1	448 $items['admin/settings/site-maintenance'] = array(
webmaster@1	449 'title' => 'Site maintenance',
webmaster@1	450 'description' => 'Take the site off-line for maintenance or bring it back online.',
webmaster@1	451 'page callback' => 'drupal_get_form',
webmaster@1	452 'page arguments' => array('system_site_maintenance_settings'),
webmaster@1	453 'access arguments' => array('administer site configuration'),
webmaster@1	454 'file' => 'system.admin.inc',
webmaster@1	455 );
webmaster@1	456 $items['admin/settings/clean-urls'] = array(
webmaster@1	457 'title' => 'Clean URLs',
webmaster@1	458 'description' => 'Enable or disable clean URLs for your site.',
webmaster@1	459 'page callback' => 'drupal_get_form',
webmaster@1	460 'page arguments' => array('system_clean_url_settings'),
webmaster@1	461 'access arguments' => array('administer site configuration'),
webmaster@1	462 'file' => 'system.admin.inc',
webmaster@1	463 );
webmaster@1	464 $items['admin/settings/clean-urls/check'] = array(
webmaster@1	465 'title' => 'Clean URL check',
webmaster@1	466 'page callback' => 'drupal_json',
webmaster@1	467 'page arguments' => array(array('status' => TRUE)),
webmaster@1	468 'access callback' => TRUE,
webmaster@1	469 'type' => MENU_CALLBACK,
webmaster@1	470 );
webmaster@1	471 // Menu handler to test that drupal_http_request() works locally.
webmaster@1	472 // @see system_check_http_request()
webmaster@1	473 $items['admin/reports/request-test'] = array(
webmaster@1	474 'title' => 'Request test',
webmaster@1	475 'page callback' => 'printf',
webmaster@1	476 'page arguments' => array('request test'),
webmaster@1	477 'access callback' => TRUE,
webmaster@1	478 'type' => MENU_CALLBACK,
webmaster@1	479 );
webmaster@1	480
webmaster@1	481 // Reports:
webmaster@1	482 $items['admin/reports'] = array(
webmaster@1	483 'title' => 'Reports',
webmaster@1	484 'description' => 'View reports from system logs and other status information.',
webmaster@1	485 'page callback' => 'system_admin_menu_block_page',
webmaster@1	486 'access arguments' => array('access site reports'),
webmaster@1	487 'weight' => 5,
webmaster@1	488 'position' => 'left',
webmaster@1	489 'file' => 'system.admin.inc',
webmaster@1	490 );
webmaster@1	491 $items['admin/reports/status'] = array(
webmaster@1	492 'title' => 'Status report',
webmaster@1	493 'description' => "Get a status report about your site's operation and any detected problems.",
webmaster@1	494 'page callback' => 'system_status',
webmaster@1	495 'weight' => 10,
webmaster@1	496 'access arguments' => array('administer site configuration'),
webmaster@1	497 'file' => 'system.admin.inc',
webmaster@1	498 );
webmaster@1	499 $items['admin/reports/status/run-cron'] = array(
webmaster@1	500 'title' => 'Run cron',
webmaster@1	501 'page callback' => 'system_run_cron',
webmaster@5	502 'access arguments' => array('administer site configuration'),
webmaster@1	503 'type' => MENU_CALLBACK,
webmaster@1	504 'file' => 'system.admin.inc',
webmaster@1	505 );
webmaster@1	506 $items['admin/reports/status/php'] = array(
webmaster@1	507 'title' => 'PHP',
webmaster@1	508 'page callback' => 'system_php',
webmaster@5	509 'access arguments' => array('administer site configuration'),
webmaster@1	510 'type' => MENU_CALLBACK,
webmaster@1	511 'file' => 'system.admin.inc',
webmaster@1	512 );
webmaster@1	513 $items['admin/reports/status/sql'] = array(
webmaster@1	514 'title' => 'SQL',
webmaster@1	515 'page callback' => 'system_sql',
webmaster@5	516 'access arguments' => array('administer site configuration'),
webmaster@1	517 'type' => MENU_CALLBACK,
webmaster@1	518 'file' => 'system.admin.inc',
webmaster@1	519 );
webmaster@1	520 // Default page for batch operations
webmaster@1	521 $items['batch'] = array(
webmaster@1	522 'page callback' => 'system_batch_page',
webmaster@1	523 'access callback' => TRUE,
webmaster@1	524 'type' => MENU_CALLBACK,
webmaster@1	525 'file' => 'system.admin.inc',
webmaster@1	526 );
webmaster@1	527 return $items;
webmaster@1	528 }
webmaster@1	529
webmaster@1	530 /**
webmaster@1	531 * Menu item access callback - only admin or enabled themes can be accessed.
webmaster@1	532 */
webmaster@1	533 function _system_themes_access($theme) {
webmaster@1	534 return user_access('administer site configuration') && ($theme->status \|\| $theme->name == variable_get('admin_theme', '0'));
webmaster@1	535 }
webmaster@1	536
webmaster@1	537 /**
webmaster@1	538 * Implementation of hook_init().
webmaster@1	539 */
webmaster@1	540 function system_init() {
webmaster@1	541 // Use the administrative theme if the user is looking at a page in the admin/* path.
webmaster@1	542 if (arg(0) == 'admin' \|\| (variable_get('node_admin_theme', '0') && arg(0) == 'node' && (arg(1) == 'add' \|\| arg(2) == 'edit'))) {
webmaster@1	543 global $custom_theme;
webmaster@1	544 $custom_theme = variable_get('admin_theme', '0');
webmaster@1	545 drupal_add_css(drupal_get_path('module', 'system') .'/admin.css', 'module');
webmaster@1	546 }
webmaster@1	547
webmaster@1	548 // Add the CSS for this module.
webmaster@1	549 drupal_add_css(drupal_get_path('module', 'system') .'/defaults.css', 'module');
webmaster@1	550 drupal_add_css(drupal_get_path('module', 'system') .'/system.css', 'module');
webmaster@1	551 drupal_add_css(drupal_get_path('module', 'system') .'/system-menus.css', 'module');
webmaster@1	552 }
webmaster@1	553
webmaster@1	554 /**
webmaster@1	555 * Implementation of hook_user().
webmaster@1	556 *
webmaster@1	557 * Allows users to individually set their theme and time zone.
webmaster@1	558 */
webmaster@1	559 function system_user($type, $edit, &$user, $category = NULL) {
webmaster@1	560 if ($type == 'form' && $category == 'account') {
webmaster@1	561 $form['theme_select'] = system_theme_select_form(t('Selecting a different theme will change the look and feel of the site.'), isset($edit['theme']) ? $edit['theme'] : NULL, 2);
webmaster@1	562
webmaster@1	563 if (variable_get('configurable_timezones', 1)) {
webmaster@1	564 $zones = _system_zonelist();
webmaster@1	565 $form['timezone'] = array(
webmaster@1	566 '#type' => 'fieldset',
webmaster@1	567 '#title' => t('Locale settings'),
webmaster@1	568 '#weight' => 6,
webmaster@1	569 '#collapsible' => TRUE,
webmaster@1	570 );
webmaster@1	571 $form['timezone']['timezone'] = array(
webmaster@1	572 '#type' => 'select',
webmaster@1	573 '#title' => t('Time zone'),
webmaster@1	574 '#default_value' => strlen($edit['timezone']) ? $edit['timezone'] : variable_get('date_default_timezone', 0),
webmaster@1	575 '#options' => $zones,
webmaster@1	576 '#description' => t('Select your current local time. Dates and times throughout this site will be displayed using this time zone.'),
webmaster@1	577 );
webmaster@1	578 }
webmaster@1	579
webmaster@1	580 return $form;
webmaster@1	581 }
webmaster@1	582 }
webmaster@1	583
webmaster@1	584 /**
webmaster@1	585 * Implementation of hook_block().
webmaster@1	586 *
webmaster@1	587 * Generate a block with a promotional link to Drupal.org.
webmaster@1	588 */
webmaster@1	589 function system_block($op = 'list', $delta = 0, $edit = NULL) {
webmaster@1	590 switch ($op) {
webmaster@1	591 case 'list':
webmaster@1	592 $blocks[0] = array(
webmaster@1	593 'info' => t('Powered by Drupal'),
webmaster@1	594 'weight' => '10',
webmaster@1	595 // Not worth caching.
webmaster@1	596 'cache' => BLOCK_NO_CACHE,
webmaster@1	597 );
webmaster@1	598 return $blocks;
webmaster@1	599 case 'configure':
webmaster@1	600 // Compile a list of fields to show
webmaster@1	601 $form['wrapper']['color'] = array(
webmaster@1	602 '#type' => 'select',
webmaster@1	603 '#title' => t('Badge color'),
webmaster@1	604 '#default_value' => variable_get('drupal_badge_color', 'powered-blue'),
webmaster@1	605 '#options' => array('powered-black' => t('Black'), 'powered-blue' => t('Blue'), 'powered-gray' => t('Gray')),
webmaster@1	606 );
webmaster@1	607 $form['wrapper']['size'] = array(
webmaster@1	608 '#type' => 'select',
webmaster@1	609 '#title' => t('Badge size'),
webmaster@1	610 '#default_value' => variable_get('drupal_badge_size', '80x15'),
webmaster@1	611 '#options' => array('80x15' => t('Small'), '88x31' => t('Medium'), '135x42' => t('Large')),
webmaster@1	612 );
webmaster@1	613 return $form;
webmaster@1	614 case 'save':
webmaster@1	615 variable_set('drupal_badge_color', $edit['color']);
webmaster@1	616 variable_set('drupal_badge_size', $edit['size']);
webmaster@1	617 break;
webmaster@1	618 case 'view':
webmaster@1	619 $image_path = 'misc/'. variable_get('drupal_badge_color', 'powered-blue') .'-'. variable_get('drupal_badge_size', '80x15') .'.png';
webmaster@1	620 $block['subject'] = NULL; // Don't display a title
webmaster@1	621 $block['content'] = theme('system_powered_by', $image_path);
webmaster@1	622 return $block;
webmaster@1	623 }
webmaster@1	624 }
webmaster@1	625
webmaster@1	626 /**
webmaster@1	627 * Provide a single block on the administration overview page.
webmaster@1	628 *
webmaster@1	629 * @param $item
webmaster@1	630 * The menu item to be displayed.
webmaster@1	631 */
webmaster@1	632 function system_admin_menu_block($item) {
webmaster@1	633 $content = array();
webmaster@1	634 if (!isset($item['mlid'])) {
webmaster@1	635 $item += db_fetch_array(db_query("SELECT mlid, menu_name FROM {menu_links} ml WHERE ml.router_path = '%s' AND module = 'system'", $item['path']));
webmaster@1	636 }
webmaster@1	637 $result = db_query("
webmaster@1	638 SELECT m.load_functions, m.to_arg_functions, m.access_callback, m.access_arguments, m.page_callback, m.page_arguments, m.title, m.title_callback, m.title_arguments, m.type, m.description, ml.*
webmaster@1	639 FROM {menu_links} ml
webmaster@1	640 LEFT JOIN {menu_router} m ON ml.router_path = m.path
webmaster@1	641 WHERE ml.plid = %d AND ml.menu_name = '%s' AND hidden = 0", $item['mlid'], $item['menu_name']);
webmaster@1	642 while ($item = db_fetch_array($result)) {
webmaster@1	643 _menu_link_translate($item);
webmaster@1	644 if (!$item['access']) {
webmaster@1	645 continue;
webmaster@1	646 }
webmaster@1	647 // The link 'description' either derived from the hook_menu 'description' or
webmaster@1	648 // entered by the user via menu module is saved as the title attribute.
webmaster@1	649 if (!empty($item['localized_options']['attributes']['title'])) {
webmaster@1	650 $item['description'] = $item['localized_options']['attributes']['title'];
webmaster@1	651 }
webmaster@1	652 // Prepare for sorting as in function _menu_tree_check_access().
webmaster@1	653 // The weight is offset so it is always positive, with a uniform 5-digits.
webmaster@1	654 $content[(50000 + $item['weight']) .' '. $item['title'] .' '. $item['mlid']] = $item;
webmaster@1	655 }
webmaster@1	656 ksort($content);
webmaster@1	657 return $content;
webmaster@1	658 }
webmaster@1	659
webmaster@1	660 /**
webmaster@1	661 * Process admin theme form submissions.
webmaster@1	662 */
webmaster@1	663 function system_admin_theme_submit($form, &$form_state) {
webmaster@1	664 // If we're changing themes, make sure the theme has its blocks initialized.
webmaster@1	665 if ($form_state['values']['admin_theme'] && $form_state['values']['admin_theme'] != variable_get('admin_theme', '0')) {
webmaster@1	666 $result = db_result(db_query("SELECT COUNT(*) FROM {blocks} WHERE theme = '%s'", $form_state['values']['admin_theme']));
webmaster@1	667 if (!$result) {
webmaster@1	668 system_initialize_theme_blocks($form_state['values']['admin_theme']);
webmaster@1	669 }
webmaster@1	670 }
webmaster@1	671 }
webmaster@1	672
webmaster@1	673 /**
webmaster@1	674 * Returns a fieldset containing the theme select form.
webmaster@1	675 *
webmaster@1	676 * @param $description
webmaster@1	677 * description of the fieldset
webmaster@1	678 * @param $default_value
webmaster@1	679 * default value of theme radios
webmaster@1	680 * @param $weight
webmaster@1	681 * weight of the fieldset
webmaster@1	682 * @return
webmaster@1	683 * a form array
webmaster@1	684 */
webmaster@1	685 function system_theme_select_form($description = '', $default_value = '', $weight = 0) {
webmaster@1	686 if (user_access('select different theme')) {
webmaster@1	687 $enabled = array();
webmaster@1	688 $themes = list_themes();
webmaster@1	689
webmaster@1	690 foreach ($themes as $theme) {
webmaster@1	691 if ($theme->status) {
webmaster@1	692 $enabled[] = $theme;
webmaster@1	693 }
webmaster@1	694 }
webmaster@1	695
webmaster@1	696 if (count($enabled) > 1) {
webmaster@1	697 ksort($enabled);
webmaster@1	698
webmaster@1	699 $form['themes'] = array(
webmaster@1	700 '#type' => 'fieldset',
webmaster@1	701 '#title' => t('Theme configuration'),
webmaster@1	702 '#description' => $description,
webmaster@1	703 '#collapsible' => TRUE,
webmaster@1	704 '#theme' => 'system_theme_select_form'
webmaster@1	705 );
webmaster@1	706
webmaster@1	707 foreach ($enabled as $info) {
webmaster@1	708 // For the default theme, revert to an empty string so the user's theme updates when the site theme is changed.
webmaster@1	709 $info->key = $info->name == variable_get('theme_default', 'garland') ? '' : $info->name;
webmaster@1	710
webmaster@1	711 $screenshot = NULL;
webmaster@1	712 $theme_key = $info->name;
webmaster@1	713 while ($theme_key) {
webmaster@1	714 if (file_exists($themes[$theme_key]->info['screenshot'])) {
webmaster@1	715 $screenshot = $themes[$theme_key]->info['screenshot'];
webmaster@1	716 break;
webmaster@1	717 }
webmaster@1	718 $theme_key = isset($themes[$theme_key]->info['base theme']) ? $themes[$theme_key]->info['base theme'] : NULL;
webmaster@1	719 }
webmaster@1	720
webmaster@1	721 $screenshot = $screenshot ? theme('image', $screenshot, t('Screenshot for %theme theme', array('%theme' => $info->name)), '', array('class' => 'screenshot'), FALSE) : t('no screenshot');
webmaster@1	722
webmaster@1	723 $form['themes'][$info->key]['screenshot'] = array('#value' => $screenshot);
webmaster@1	724 $form['themes'][$info->key]['description'] = array('#type' => 'item', '#title' => $info->name, '#value' => dirname($info->filename) . ($info->name == variable_get('theme_default', 'garland') ? '<br /> <em>'. t('(site default theme)') .'</em>' : ''));
webmaster@1	725 $options[$info->key] = '';
webmaster@1	726 }
webmaster@1	727
webmaster@1	728 $form['themes']['theme'] = array('#type' => 'radios', '#options' => $options, '#default_value' => $default_value ? $default_value : '');
webmaster@1	729 $form['#weight'] = $weight;
webmaster@1	730 return $form;
webmaster@1	731 }
webmaster@1	732 }
webmaster@1	733 }
webmaster@1	734
webmaster@1	735 /**
webmaster@1	736 * Checks the existence of the directory specified in $form_element. This
webmaster@1	737 * function is called from the system_settings form to check both the
webmaster@1	738 * file_directory_path and file_directory_temp directories. If validation
webmaster@1	739 * fails, the form element is flagged with an error from within the
webmaster@1	740 * file_check_directory function.
webmaster@1	741 *
webmaster@1	742 * @param $form_element
webmaster@1	743 * The form element containing the name of the directory to check.
webmaster@1	744 */
webmaster@1	745 function system_check_directory($form_element) {
webmaster@1	746 file_check_directory($form_element['#value'], FILE_CREATE_DIRECTORY, $form_element['#parents'][0]);
webmaster@1	747 return $form_element;
webmaster@1	748 }
webmaster@1	749
webmaster@1	750 /**
webmaster@1	751 * Retrieves the current status of an array of files in the system table.
webmaster@1	752 *
webmaster@1	753 * @param $files
webmaster@1	754 * An array of files to check.
webmaster@1	755 * @param $type
webmaster@1	756 * The type of the files.
webmaster@1	757 */
webmaster@1	758 function system_get_files_database(&$files, $type) {
webmaster@1	759 // Extract current files from database.
webmaster@1	760 $result = db_query("SELECT filename, name, type, status, throttle, schema_version FROM {system} WHERE type = '%s'", $type);
webmaster@1	761 while ($file = db_fetch_object($result)) {
webmaster@1	762 if (isset($files[$file->name]) && is_object($files[$file->name])) {
webmaster@1	763 $file->old_filename = $file->filename;
webmaster@1	764 foreach ($file as $key => $value) {
webmaster@1	765 if (!isset($files[$file->name]) \|\| !isset($files[$file->name]->$key)) {
webmaster@1	766 $files[$file->name]->$key = $value;
webmaster@1	767 }
webmaster@1	768 }
webmaster@1	769 }
webmaster@1	770 }
webmaster@1	771 }
webmaster@1	772
webmaster@1	773 /**
webmaster@1	774 * Prepare defaults for themes.
webmaster@1	775 *
webmaster@1	776 * @return
webmaster@1	777 * An array of default themes settings.
webmaster@1	778 */
webmaster@1	779 function system_theme_default() {
webmaster@1	780 return array(
webmaster@1	781 'regions' => array(
webmaster@1	782 'left' => 'Left sidebar',
webmaster@1	783 'right' => 'Right sidebar',
webmaster@1	784 'content' => 'Content',
webmaster@1	785 'header' => 'Header',
webmaster@1	786 'footer' => 'Footer',
webmaster@1	787 ),
webmaster@1	788 'description' => '',
webmaster@1	789 'features' => array(
webmaster@1	790 'comment_user_picture',
webmaster@1	791 'favicon',
webmaster@1	792 'mission',
webmaster@1	793 'logo',
webmaster@1	794 'name',
webmaster@1	795 'node_user_picture',
webmaster@1	796 'search',
webmaster@1	797 'slogan',
webmaster@1	798 'primary_links',
webmaster@1	799 'secondary_links',
webmaster@1	800 ),
webmaster@1	801 'stylesheets' => array(
webmaster@1	802 'all' => array('style.css')
webmaster@1	803 ),
webmaster@1	804 'scripts' => array('script.js'),
webmaster@1	805 'screenshot' => 'screenshot.png',
webmaster@1	806 'php' => DRUPAL_MINIMUM_PHP,
webmaster@1	807 );
webmaster@1	808 }
webmaster@1	809
webmaster@1	810 /**
webmaster@1	811 * Collect data about all currently available themes.
webmaster@1	812 *
webmaster@1	813 * @return
webmaster@1	814 * Array of all available themes and their data.
webmaster@1	815 */
webmaster@1	816 function system_theme_data() {
webmaster@1	817 // Scan the installation theme .info files and their engines.
webmaster@1	818 $themes = _system_theme_data();
webmaster@1	819
webmaster@1	820 // Extract current files from database.
webmaster@1	821 system_get_files_database($themes, 'theme');
webmaster@1	822
webmaster@1	823 db_query("DELETE FROM {system} WHERE type = 'theme'");
webmaster@1	824
webmaster@1	825 foreach ($themes as $theme) {
webmaster@1	826 if (!isset($theme->owner)) {
webmaster@1	827 $theme->owner = '';
webmaster@1	828 }
webmaster@1	829
webmaster@1	830 db_query("INSERT INTO {system} (name, owner, info, type, filename, status, throttle, bootstrap) VALUES ('%s', '%s', '%s', '%s', '%s', %d, %d, %d)", $theme->name, $theme->owner, serialize($theme->info), 'theme', $theme->filename, isset($theme->status) ? $theme->status : 0, 0, 0);
webmaster@1	831 }
webmaster@1	832
webmaster@1	833 return $themes;
webmaster@1	834 }
webmaster@1	835
webmaster@1	836 /**
webmaster@1	837 * Helper function to scan and collect theme .info data and their engines.
webmaster@1	838 *
webmaster@1	839 * @return
webmaster@1	840 * An associative array of themes information.
webmaster@1	841 */
webmaster@1	842 function _system_theme_data() {
webmaster@1	843 static $themes_info = array();
webmaster@1	844
webmaster@1	845 if (empty($theme_info)) {
webmaster@1	846 // Find themes
webmaster@1	847 $themes = drupal_system_listing('\.info$', 'themes');
webmaster@1	848 // Find theme engines
webmaster@1	849 $engines = drupal_system_listing('\.engine$', 'themes/engines');
webmaster@1	850
webmaster@1	851 $defaults = system_theme_default();
webmaster@1	852
webmaster@1	853 $sub_themes = array();
webmaster@1	854 // Read info files for each theme
webmaster@1	855 foreach ($themes as $key => $theme) {
webmaster@1	856 $themes[$key]->info = drupal_parse_info_file($theme->filename) + $defaults;
webmaster@1	857
webmaster@1	858 // Invoke hook_system_info_alter() to give installed modules a chance to
webmaster@1	859 // modify the data in the .info files if necessary.
webmaster@1	860 drupal_alter('system_info', $themes[$key]->info, $themes[$key]);
webmaster@1	861
webmaster@1	862 if (!empty($themes[$key]->info['base theme'])) {
webmaster@1	863 $sub_themes[] = $key;
webmaster@1	864 }
webmaster@1	865 if (empty($themes[$key]->info['engine'])) {
webmaster@1	866 $filename = dirname($themes[$key]->filename) .'/'. $themes[$key]->name .'.theme';
webmaster@1	867 if (file_exists($filename)) {
webmaster@1	868 $themes[$key]->owner = $filename;
webmaster@1	869 $themes[$key]->prefix = $key;
webmaster@1	870 }
webmaster@1	871 }
webmaster@1	872 else {
webmaster@1	873 $engine = $themes[$key]->info['engine'];
webmaster@1	874 if (isset($engines[$engine])) {
webmaster@1	875 $themes[$key]->owner = $engines[$engine]->filename;
webmaster@1	876 $themes[$key]->prefix = $engines[$engine]->name;
webmaster@1	877 $themes[$key]->template = TRUE;
webmaster@1	878 }
webmaster@1	879 }
webmaster@1	880
webmaster@1	881 // Give the stylesheets proper path information.
webmaster@1	882 $pathed_stylesheets = array();
webmaster@1	883 foreach ($themes[$key]->info['stylesheets'] as $media => $stylesheets) {
webmaster@1	884 foreach ($stylesheets as $stylesheet) {
webmaster@1	885 $pathed_stylesheets[$media][$stylesheet] = dirname($themes[$key]->filename) .'/'. $stylesheet;
webmaster@1	886 }
webmaster@1	887 }
webmaster@1	888 $themes[$key]->info['stylesheets'] = $pathed_stylesheets;
webmaster@1	889
webmaster@1	890 // Give the scripts proper path information.
webmaster@1	891 $scripts = array();
webmaster@1	892 foreach ($themes[$key]->info['scripts'] as $script) {
webmaster@1	893 $scripts[$script] = dirname($themes[$key]->filename) .'/'. $script;
webmaster@1	894 }
webmaster@1	895 $themes[$key]->info['scripts'] = $scripts;
webmaster@1	896 // Give the screenshot proper path information.
webmaster@1	897 if (!empty($themes[$key]->info['screenshot'])) {
webmaster@1	898 $themes[$key]->info['screenshot'] = dirname($themes[$key]->filename) .'/'. $themes[$key]->info['screenshot'];
webmaster@1	899 }
webmaster@1	900 }
webmaster@1	901
webmaster@1	902 // Now that we've established all our master themes, go back and fill in
webmaster@1	903 // data for subthemes.
webmaster@1	904 foreach ($sub_themes as $key) {
webmaster@1	905 $base_key = system_find_base_theme($themes, $key);
webmaster@1	906 if (!$base_key) {
webmaster@1	907 continue;
webmaster@1	908 }
webmaster@1	909 // Copy the 'owner' and 'engine' over if the top level theme uses a
webmaster@1	910 // theme engine.
webmaster@1	911 if (isset($themes[$base_key]->owner)) {
webmaster@1	912 if (isset($themes[$base_key]->info['engine'])) {
webmaster@1	913 $themes[$key]->info['engine'] = $themes[$base_key]->info['engine'];
webmaster@1	914 $themes[$key]->owner = $themes[$base_key]->owner;
webmaster@1	915 $themes[$key]->prefix = $themes[$base_key]->prefix;
webmaster@1	916 }
webmaster@1	917 else {
webmaster@1	918 $themes[$key]->prefix = $key;
webmaster@1	919 }
webmaster@1	920 }
webmaster@1	921 }
webmaster@1	922
webmaster@1	923 $themes_info = $themes;
webmaster@1	924 }
webmaster@1	925
webmaster@1	926 return $themes_info;
webmaster@1	927 }
webmaster@1	928
webmaster@1	929 /**
webmaster@1	930 * Recursive function to find the top level base theme. Themes can inherit
webmaster@1	931 * templates and function implementations from earlier themes.
webmaster@1	932 *
webmaster@1	933 * @param $themes
webmaster@1	934 * An array of available themes.
webmaster@1	935 * @param $key
webmaster@1	936 * The name of the theme whose base we are looking for.
webmaster@1	937 * @param $used_keys
webmaster@1	938 * A recursion parameter preventing endless loops.
webmaster@1	939 * @return
webmaster@1	940 * Returns the top level parent that has no ancestor or returns NULL if there isn't a valid parent.
webmaster@1	941 */
webmaster@1	942 function system_find_base_theme($themes, $key, $used_keys = array()) {
webmaster@1	943 $base_key = $themes[$key]->info['base theme'];
webmaster@1	944 // Does the base theme exist?
webmaster@1	945 if (!isset($themes[$base_key])) {
webmaster@1	946 return NULL;
webmaster@1	947 }
webmaster@1	948
webmaster@1	949 // Is the base theme itself a child of another theme?
webmaster@1	950 if (isset($themes[$base_key]->info['base theme'])) {
webmaster@1	951 // Prevent loops.
webmaster@1	952 if (!empty($used_keys[$base_key])) {
webmaster@1	953 return NULL;
webmaster@1	954 }
webmaster@1	955 $used_keys[$base_key] = TRUE;
webmaster@1	956 return system_find_base_theme($themes, $base_key, $used_keys);
webmaster@1	957 }
webmaster@1	958 // If we get here, then this is our parent theme.
webmaster@1	959 return $base_key;
webmaster@1	960 }
webmaster@1	961
webmaster@1	962 /**
webmaster@1	963 * Get a list of available regions from a specified theme.
webmaster@1	964 *
webmaster@1	965 * @param $theme_key
webmaster@1	966 * The name of a theme.
webmaster@1	967 * @return
webmaster@1	968 * An array of regions in the form $region['name'] = 'description'.
webmaster@1	969 */
webmaster@1	970 function system_region_list($theme_key) {
webmaster@1	971 static $list = array();
webmaster@1	972
webmaster@1	973 if (!array_key_exists($theme_key, $list)) {
webmaster@1	974 $info = unserialize(db_result(db_query("SELECT info FROM {system} WHERE type = 'theme' AND name = '%s'", $theme_key)));
webmaster@1	975 $list[$theme_key] = array_map('t', $info['regions']);
webmaster@1	976 }
webmaster@1	977
webmaster@1	978 return $list[$theme_key];
webmaster@1	979 }
webmaster@1	980
webmaster@1	981 /**
webmaster@1	982 * Get the name of the default region for a given theme.
webmaster@1	983 *
webmaster@1	984 * @param $theme
webmaster@1	985 * The name of a theme.
webmaster@1	986 * @return
webmaster@1	987 * A string that is the region name.
webmaster@1	988 */
webmaster@1	989 function system_default_region($theme) {
webmaster@1	990 $regions = array_keys(system_region_list($theme));
webmaster@1	991 return isset($regions[0]) ? $regions[0] : '';
webmaster@1	992 }
webmaster@1	993
webmaster@1	994 /**
webmaster@1	995 * Assign an initial, default set of blocks for a theme.
webmaster@1	996 *
webmaster@1	997 * This function is called the first time a new theme is enabled. The new theme
webmaster@1	998 * gets a copy of the default theme's blocks, with the difference that if a
webmaster@1	999 * particular region isn't available in the new theme, the block is assigned
webmaster@1	1000 * to the new theme's default region.
webmaster@1	1001 *
webmaster@1	1002 * @param $theme
webmaster@1	1003 * The name of a theme.
webmaster@1	1004 */
webmaster@1	1005 function system_initialize_theme_blocks($theme) {
webmaster@1	1006 // Initialize theme's blocks if none already registered.
webmaster@1	1007 if (!(db_result(db_query("SELECT COUNT(*) FROM {blocks} WHERE theme = '%s'", $theme)))) {
webmaster@1	1008 $default_theme = variable_get('theme_default', 'garland');
webmaster@1	1009 $regions = system_region_list($theme);
webmaster@1	1010 $result = db_query("SELECT * FROM {blocks} WHERE theme = '%s'", $default_theme);
webmaster@1	1011 while ($block = db_fetch_array($result)) {
webmaster@1	1012 // If the region isn't supported by the theme, assign the block to the theme's default region.
webmaster@1	1013 if (!array_key_exists($block['region'], $regions)) {
webmaster@1	1014 $block['region'] = system_default_region($theme);
webmaster@1	1015 }
webmaster@1	1016 db_query("INSERT INTO {blocks} (module, delta, theme, status, weight, region, visibility, pages, custom, throttle, cache) VALUES ('%s', '%s', '%s', %d, %d, '%s', %d, '%s', %d, %d, %d)",
webmaster@1	1017 $block['module'], $block['delta'], $theme, $block['status'], $block['weight'], $block['region'], $block['visibility'], $block['pages'], $block['custom'], $block['throttle'], $block['cache']);
webmaster@1	1018 }
webmaster@1	1019 }
webmaster@1	1020 }
webmaster@1	1021
webmaster@1	1022 /**
webmaster@1	1023 * Add default buttons to a form and set its prefix.
webmaster@1	1024 *
webmaster@1	1025 * @ingroup forms
webmaster@1	1026 * @see system_settings_form_submit()
webmaster@1	1027 * @param $form
webmaster@1	1028 * An associative array containing the structure of the form.
webmaster@1	1029 * @return
webmaster@1	1030 * The form structure.
webmaster@1	1031 */
webmaster@1	1032 function system_settings_form($form) {
webmaster@1	1033 $form['buttons']['submit'] = array('#type' => 'submit', '#value' => t('Save configuration') );
webmaster@1	1034 $form['buttons']['reset'] = array('#type' => 'submit', '#value' => t('Reset to defaults') );
webmaster@1	1035
webmaster@1	1036 if (!empty($_POST) && form_get_errors()) {
webmaster@1	1037 drupal_set_message(t('The settings have not been saved because of the errors.'), 'error');
webmaster@1	1038 }
webmaster@1	1039 $form['#submit'][] = 'system_settings_form_submit';
webmaster@1	1040 $form['#theme'] = 'system_settings_form';
webmaster@1	1041 return $form;
webmaster@1	1042 }
webmaster@1	1043
webmaster@1	1044 /**
webmaster@1	1045 * Execute the system_settings_form.
webmaster@1	1046 *
webmaster@1	1047 * If you want node type configure style handling of your checkboxes,
webmaster@1	1048 * add an array_filter value to your form.
webmaster@1	1049 */
webmaster@1	1050 function system_settings_form_submit($form, &$form_state) {
webmaster@1	1051 $op = isset($form_state['values']['op']) ? $form_state['values']['op'] : '';
webmaster@1	1052
webmaster@1	1053 // Exclude unnecessary elements.
webmaster@1	1054 unset($form_state['values']['submit'], $form_state['values']['reset'], $form_state['values']['form_id'], $form_state['values']['op'], $form_state['values']['form_token'], $form_state['values']['form_build_id']);
webmaster@1	1055
webmaster@1	1056 foreach ($form_state['values'] as $key => $value) {
webmaster@1	1057 if ($op == t('Reset to defaults')) {
webmaster@1	1058 variable_del($key);
webmaster@1	1059 }
webmaster@1	1060 else {
webmaster@1	1061 if (is_array($value) && isset($form_state['values']['array_filter'])) {
webmaster@1	1062 $value = array_keys(array_filter($value));
webmaster@1	1063 }
webmaster@1	1064 variable_set($key, $value);
webmaster@1	1065 }
webmaster@1	1066 }
webmaster@1	1067 if ($op == t('Reset to defaults')) {
webmaster@1	1068 drupal_set_message(t('The configuration options have been reset to their default values.'));
webmaster@1	1069 }
webmaster@1	1070 else {
webmaster@1	1071 drupal_set_message(t('The configuration options have been saved.'));
webmaster@1	1072 }
webmaster@1	1073
webmaster@1	1074 cache_clear_all();
webmaster@1	1075 drupal_rebuild_theme_registry();
webmaster@1	1076 }
webmaster@1	1077
webmaster@1	1078 /**
webmaster@1	1079 * Helper function to sort requirements.
webmaster@1	1080 */
webmaster@1	1081 function _system_sort_requirements($a, $b) {
webmaster@1	1082 if (!isset($a['weight'])) {
webmaster@1	1083 if (!isset($b['weight'])) {
webmaster@1	1084 return strcmp($a['title'], $b['title']);
webmaster@1	1085 }
webmaster@1	1086 return -$b['weight'];
webmaster@1	1087 }
webmaster@1	1088 return isset($b['weight']) ? $a['weight'] - $b['weight'] : $a['weight'];
webmaster@1	1089 }
webmaster@1	1090
webmaster@1	1091 /**
webmaster@1	1092 * Implementation of hook_node_type().
webmaster@1	1093 *
webmaster@1	1094 * Updates theme settings after a node type change.
webmaster@1	1095 */
webmaster@1	1096 function system_node_type($op, $info) {
webmaster@1	1097 if ($op == 'update' && !empty($info->old_type) && $info->type != $info->old_type) {
webmaster@1	1098 $old = 'toggle_node_info_'. $info->old_type;
webmaster@1	1099 $new = 'toggle_node_info_'. $info->type;
webmaster@1	1100
webmaster@1	1101 $theme_settings = variable_get('theme_settings', array());
webmaster@1	1102 if (isset($theme_settings[$old])) {
webmaster@1	1103 $theme_settings[$new] = $theme_settings[$old];
webmaster@1	1104 unset($theme_settings[$old]);
webmaster@1	1105 variable_set('theme_settings', $theme_settings);
webmaster@1	1106 }
webmaster@1	1107 }
webmaster@1	1108 }
webmaster@1	1109
webmaster@1	1110 /**
webmaster@1	1111 * Output a confirmation form
webmaster@1	1112 *
webmaster@1	1113 * This function returns a complete form for confirming an action. A link is
webmaster@1	1114 * offered to go back to the item that is being changed in case the user changes
webmaster@1	1115 * his/her mind.
webmaster@1	1116 *
webmaster@1	1117 * If the submit handler for this form is invoked, the user successfully
webmaster@1	1118 * confirmed the action. You should never directly inspect $_POST to see if an
webmaster@1	1119 * action was confirmed.
webmaster@1	1120 *
webmaster@1	1121 * @ingroup forms
webmaster@1	1122 * @param $form
webmaster@1	1123 * Additional elements to inject into the form, for example hidden elements.
webmaster@1	1124 * @param $question
webmaster@1	1125 * The question to ask the user (e.g. "Are you sure you want to delete the
webmaster@1	1126 * block <em>foo</em>?").
webmaster@1	1127 * @param $path
webmaster@1	1128 * The page to go to if the user denies the action.
webmaster@1	1129 * Can be either a drupal path, or an array with the keys 'path', 'query', 'fragment'.
webmaster@1	1130 * @param $description
webmaster@1	1131 * Additional text to display (defaults to "This action cannot be undone.").
webmaster@1	1132 * @param $yes
webmaster@1	1133 * A caption for the button which confirms the action (e.g. "Delete",
webmaster@1	1134 * "Replace", ...).
webmaster@1	1135 * @param $no
webmaster@1	1136 * A caption for the link which denies the action (e.g. "Cancel").
webmaster@1	1137 * @param $name
webmaster@1	1138 * The internal name used to refer to the confirmation item.
webmaster@1	1139 * @return
webmaster@1	1140 * The form.
webmaster@1	1141 */
webmaster@1	1142 function confirm_form($form, $question, $path, $description = NULL, $yes = NULL, $no = NULL, $name = 'confirm') {
webmaster@1	1143 $description = isset($description) ? $description : t('This action cannot be undone.');
webmaster@1	1144
webmaster@1	1145 // Prepare cancel link
webmaster@1	1146 $query = $fragment = NULL;
webmaster@1	1147 if (is_array($path)) {
webmaster@1	1148 $query = isset($path['query']) ? $path['query'] : NULL;
webmaster@1	1149 $fragment = isset($path['fragment']) ? $path['fragment'] : NULL;
webmaster@1	1150 $path = isset($path['path']) ? $path['path'] : NULL;
webmaster@1	1151 }
webmaster@1	1152 $cancel = l($no ? $no : t('Cancel'), $path, array('query' => $query, 'fragment' => $fragment));
webmaster@1	1153
webmaster@1	1154 drupal_set_title($question);
webmaster@1	1155
webmaster@1	1156 // Confirm form fails duplication check, as the form values rarely change -- so skip it.
webmaster@1	1157 $form['#skip_duplicate_check'] = TRUE;
webmaster@1	1158
webmaster@1	1159 $form['#attributes'] = array('class' => 'confirmation');
webmaster@1	1160 $form['description'] = array('#value' => $description);
webmaster@1	1161 $form[$name] = array('#type' => 'hidden', '#value' => 1);
webmaster@1	1162
webmaster@1	1163 $form['actions'] = array('#prefix' => '<div class="container-inline">', '#suffix' => '</div>');
webmaster@1	1164 $form['actions']['submit'] = array('#type' => 'submit', '#value' => $yes ? $yes : t('Confirm'));
webmaster@1	1165 $form['actions']['cancel'] = array('#value' => $cancel);
webmaster@1	1166 $form['#theme'] = 'confirm_form';
webmaster@1	1167 return $form;
webmaster@1	1168 }
webmaster@1	1169
webmaster@1	1170 /**
webmaster@1	1171 * Determine if a user is in compact mode.
webmaster@1	1172 */
webmaster@1	1173 function system_admin_compact_mode() {
webmaster@1	1174 global $user;
webmaster@1	1175 return (isset($user->admin_compact_mode)) ? $user->admin_compact_mode : variable_get('admin_compact_mode', FALSE);
webmaster@1	1176 }
webmaster@1	1177
webmaster@1	1178 /**
webmaster@1	1179 * Generate a list of tasks offered by a specified module.
webmaster@1	1180 *
webmaster@1	1181 * @param $module
webmaster@1	1182 * Module name.
webmaster@1	1183 * @return
webmaster@1	1184 * An array of task links.
webmaster@1	1185 */
webmaster@1	1186 function system_get_module_admin_tasks($module) {
webmaster@1	1187 static $items;
webmaster@1	1188
webmaster@1	1189 $admin_access = user_access('administer permissions');
webmaster@1	1190 $admin_tasks = array();
webmaster@1	1191
webmaster@1	1192 if (!isset($items)) {
webmaster@1	1193 $result = db_query("
webmaster@1	1194 SELECT m.load_functions, m.to_arg_functions, m.access_callback, m.access_arguments, m.page_callback, m.page_arguments, m.title, m.title_callback, m.title_arguments, m.type, ml.*
webmaster@1	1195 FROM {menu_links} ml INNER JOIN {menu_router} m ON ml.router_path = m.path WHERE ml.link_path LIKE 'admin/%' AND hidden >= 0 AND module = 'system' AND m.number_parts > 2");
webmaster@1	1196 $items = array();
webmaster@1	1197 while ($item = db_fetch_array($result)) {
webmaster@1	1198 _menu_link_translate($item);
webmaster@1	1199 if ($item['access']) {
webmaster@1	1200 $items[$item['router_path']] = $item;
webmaster@1	1201 }
webmaster@1	1202 }
webmaster@1	1203 }
webmaster@1	1204 $admin_tasks = array();
webmaster@1	1205 $admin_task_count = 0;
webmaster@1	1206 // Check for permissions.
webmaster@1	1207 if (module_hook($module, 'perm') && $admin_access) {
webmaster@1	1208 $admin_tasks[-1] = l(t('Configure permissions'), 'admin/user/permissions', array('fragment' => 'module-'. $module));
webmaster@1	1209 }
webmaster@1	1210
webmaster@1	1211 // Check for menu items that are admin links.
webmaster@1	1212 if ($menu = module_invoke($module, 'menu')) {
webmaster@1	1213 foreach (array_keys($menu) as $path) {
webmaster@1	1214 if (isset($items[$path])) {
webmaster@1	1215 $admin_tasks[$items[$path]['title'] . $admin_task_count ++] = l($items[$path]['title'], $path);
webmaster@1	1216 }
webmaster@1	1217 }
webmaster@1	1218 }
webmaster@1	1219
webmaster@1	1220 return $admin_tasks;
webmaster@1	1221 }
webmaster@1	1222
webmaster@1	1223 /**
webmaster@1	1224 * Implementation of hook_cron().
webmaster@1	1225 *
webmaster@1	1226 * Remove older rows from flood and batch table. Remove old temporary files.
webmaster@1	1227 */
webmaster@1	1228 function system_cron() {
webmaster@1	1229 // Cleanup the flood.
webmaster@1	1230 db_query('DELETE FROM {flood} WHERE timestamp < %d', time() - 3600);
webmaster@1	1231 // Cleanup the batch table.
webmaster@1	1232 db_query('DELETE FROM {batch} WHERE timestamp < %d', time() - 864000);
webmaster@1	1233
webmaster@1	1234 // Remove temporary files that are older than DRUPAL_MAXIMUM_TEMP_FILE_AGE.
webmaster@1	1235 $result = db_query('SELECT * FROM {files} WHERE status = %d and timestamp < %d', FILE_STATUS_TEMPORARY, time() - DRUPAL_MAXIMUM_TEMP_FILE_AGE);
webmaster@1	1236 while ($file = db_fetch_object($result)) {
webmaster@1	1237 if (file_exists($file->filepath)) {
webmaster@1	1238 // If files that exist cannot be deleted, continue so the database remains
webmaster@1	1239 // consistent.
webmaster@1	1240 if (!file_delete($file->filepath)) {
webmaster@1	1241 watchdog('file system', 'Could not delete temporary file "%path" during garbage collection', array('%path' => $file->filepath), 'error');
webmaster@1	1242 continue;
webmaster@1	1243 }
webmaster@1	1244 }
webmaster@1	1245 db_query('DELETE FROM {files} WHERE fid = %d', $file->fid);
webmaster@1	1246 }
webmaster@5	1247 $core = array('cache', 'cache_block', 'cache_filter', 'cache_page', 'cache_form', 'cache_menu');
webmaster@5	1248 $cache_tables = array_merge(module_invoke_all('flush_caches'), $core);
webmaster@5	1249 foreach ($cache_tables as $table) {
webmaster@5	1250 cache_clear_all(NULL, $table);
webmaster@5	1251 }
webmaster@1	1252 }
webmaster@1	1253
webmaster@1	1254 /**
webmaster@1	1255 * Implementation of hook_hook_info().
webmaster@1	1256 */
webmaster@1	1257 function system_hook_info() {
webmaster@1	1258 return array(
webmaster@1	1259 'system' => array(
webmaster@1	1260 'cron' => array(
webmaster@1	1261 'run' => array(
webmaster@1	1262 'runs when' => t('When cron runs'),
webmaster@1	1263 ),
webmaster@1	1264 ),
webmaster@1	1265 ),
webmaster@1	1266 );
webmaster@1	1267 }
webmaster@1	1268
webmaster@1	1269 /**
webmaster@1	1270 * Implementation of hook_action_info().
webmaster@1	1271 */
webmaster@1	1272 function system_action_info() {
webmaster@1	1273 return array(
webmaster@1	1274 'system_message_action' => array(
webmaster@1	1275 'type' => 'system',
webmaster@1	1276 'description' => t('Display a message to the user'),
webmaster@1	1277 'configurable' => TRUE,
webmaster@1	1278 'hooks' => array(
webmaster@1	1279 'nodeapi' => array('view', 'insert', 'update', 'delete'),
webmaster@1	1280 'comment' => array('view', 'insert', 'update', 'delete'),
webmaster@1	1281 'user' => array('view', 'insert', 'update', 'delete', 'login'),
webmaster@1	1282 'taxonomy' => array('insert', 'update', 'delete'),
webmaster@1	1283 ),
webmaster@1	1284 ),
webmaster@1	1285 'system_send_email_action' => array(
webmaster@1	1286 'description' => t('Send e-mail'),
webmaster@1	1287 'type' => 'system',
webmaster@1	1288 'configurable' => TRUE,
webmaster@1	1289 'hooks' => array(
webmaster@1	1290 'nodeapi' => array('view', 'insert', 'update', 'delete'),
webmaster@1	1291 'comment' => array('view', 'insert', 'update', 'delete'),
webmaster@1	1292 'user' => array('view', 'insert', 'update', 'delete', 'login'),
webmaster@1	1293 'taxonomy' => array('insert', 'update', 'delete'),
webmaster@1	1294 )
webmaster@1	1295 ),
webmaster@1	1296 'system_goto_action' => array(
webmaster@1	1297 'description' => t('Redirect to URL'),
webmaster@1	1298 'type' => 'system',
webmaster@1	1299 'configurable' => TRUE,
webmaster@1	1300 'hooks' => array(
webmaster@1	1301 'nodeapi' => array('view', 'insert', 'update', 'delete'),
webmaster@1	1302 'comment' => array('view', 'insert', 'update', 'delete'),
webmaster@1	1303 'user' => array('view', 'insert', 'update', 'delete', 'login'),
webmaster@1	1304 )
webmaster@1	1305 )
webmaster@1	1306 );
webmaster@1	1307 }
webmaster@1	1308
webmaster@1	1309 /**
webmaster@1	1310 * Menu callback. Display an overview of available and configured actions.
webmaster@1	1311 */
webmaster@1	1312 function system_actions_manage() {
webmaster@1	1313 $output = '';
webmaster@1	1314 $actions = actions_list();
webmaster@1	1315 actions_synchronize($actions);
webmaster@1	1316 $actions_map = actions_actions_map($actions);
webmaster@1	1317 $options = array(t('Choose an advanced action'));
webmaster@1	1318 $unconfigurable = array();
webmaster@1	1319
webmaster@1	1320 foreach ($actions_map as $key => $array) {
webmaster@1	1321 if ($array['configurable']) {
webmaster@1	1322 $options[$key] = $array['description'] .'...';
webmaster@1	1323 }
webmaster@1	1324 else {
webmaster@1	1325 $unconfigurable[] = $array;
webmaster@1	1326 }
webmaster@1	1327 }
webmaster@1	1328
webmaster@1	1329 $row = array();
webmaster@1	1330 $instances_present = db_fetch_object(db_query("SELECT aid FROM {actions} WHERE parameters != ''"));
webmaster@1	1331 $header = array(
webmaster@1	1332 array('data' => t('Action type'), 'field' => 'type'),
webmaster@1	1333 array('data' => t('Description'), 'field' => 'description'),
webmaster@1	1334 array('data' => $instances_present ? t('Operations') : '', 'colspan' => '2')
webmaster@1	1335 );
webmaster@1	1336 $sql = 'SELECT * FROM {actions}';
webmaster@1	1337 $result = pager_query($sql . tablesort_sql($header), 50);
webmaster@1	1338 while ($action = db_fetch_object($result)) {
webmaster@1	1339 $row[] = array(
webmaster@1	1340 array('data' => $action->type),
webmaster@1	1341 array('data' => $action->description),
webmaster@1	1342 array('data' => $action->parameters ? l(t('configure'), "admin/settings/actions/configure/$action->aid") : ''),
webmaster@1	1343 array('data' => $action->parameters ? l(t('delete'), "admin/settings/actions/delete/$action->aid") : '')
webmaster@1	1344 );
webmaster@1	1345 }
webmaster@1	1346
webmaster@1	1347 if ($row) {
webmaster@1	1348 $pager = theme('pager', NULL, 50, 0);
webmaster@1	1349 if (!empty($pager)) {
webmaster@1	1350 $row[] = array(array('data' => $pager, 'colspan' => '3'));
webmaster@1	1351 }
webmaster@1	1352 $output .= '<h3>'. t('Actions available to Drupal:') .'</h3>';
webmaster@1	1353 $output .= theme('table', $header, $row);
webmaster@1	1354 }
webmaster@1	1355
webmaster@1	1356 if ($actions_map) {
webmaster@1	1357 $output .= drupal_get_form('system_actions_manage_form', $options);
webmaster@1	1358 }
webmaster@1	1359
webmaster@1	1360 return $output;
webmaster@1	1361 }
webmaster@1	1362
webmaster@1	1363 /**
webmaster@1	1364 * Define the form for the actions overview page.
webmaster@1	1365 *
webmaster@1	1366 * @see system_actions_manage_form_submit()
webmaster@1	1367 * @ingroup forms
webmaster@1	1368 * @param $form_state
webmaster@1	1369 * An associative array containing the current state of the form; not used.
webmaster@1	1370 * @param $options
webmaster@1	1371 * An array of configurable actions.
webmaster@1	1372 * @return
webmaster@1	1373 * Form definition.
webmaster@1	1374 */
webmaster@1	1375 function system_actions_manage_form($form_state, $options = array()) {
webmaster@1	1376 $form['parent'] = array(
webmaster@1	1377 '#type' => 'fieldset',
webmaster@1	1378 '#title' => t('Make a new advanced action available'),
webmaster@1	1379 '#prefix' => '<div class="container-inline">',
webmaster@1	1380 '#suffix' => '</div>',
webmaster@1	1381 );
webmaster@1	1382 $form['parent']['action'] = array(
webmaster@1	1383 '#type' => 'select',
webmaster@1	1384 '#default_value' => '',
webmaster@1	1385 '#options' => $options,
webmaster@1	1386 '#description' => '',
webmaster@1	1387 );
webmaster@1	1388 $form['parent']['buttons']['submit'] = array(
webmaster@1	1389 '#type' => 'submit',
webmaster@1	1390 '#value' => t('Create'),
webmaster@1	1391 );
webmaster@1	1392 return $form;
webmaster@1	1393 }
webmaster@1	1394
webmaster@1	1395 /**
webmaster@1	1396 * Process system_actions_manage form submissions.
webmaster@1	1397 */
webmaster@1	1398 function system_actions_manage_form_submit($form, &$form_state) {
webmaster@1	1399 if ($form_state['values']['action']) {
webmaster@1	1400 $form_state['redirect'] = 'admin/settings/actions/configure/'. $form_state['values']['action'];
webmaster@1	1401 }
webmaster@1	1402 }
webmaster@1	1403
webmaster@1	1404 /**
webmaster@1	1405 * Menu callback. Create the form for configuration of a single action.
webmaster@1	1406 *
webmaster@1	1407 * We provide the "Description" field. The rest of the form
webmaster@1	1408 * is provided by the action. We then provide the Save button.
webmaster@1	1409 * Because we are combining unknown form elements with the action
webmaster@1	1410 * configuration form, we use actions_ prefix on our elements.
webmaster@1	1411 *
webmaster@1	1412 * @see system_actions_configure_validate()
webmaster@1	1413 * @see system_actions_configure_submit()
webmaster@1	1414 * @param $action
webmaster@1	1415 * md5 hash of action ID or an integer. If it's an md5 hash, we
webmaster@1	1416 * are creating a new instance. If it's an integer, we're editing
webmaster@1	1417 * an existing instance.
webmaster@1	1418 * @return
webmaster@1	1419 * Form definition.
webmaster@1	1420 */
webmaster@1	1421 function system_actions_configure($form_state, $action = NULL) {
webmaster@1	1422 if ($action === NULL) {
webmaster@1	1423 drupal_goto('admin/settings/actions');
webmaster@1	1424 }
webmaster@1	1425
webmaster@1	1426 $actions_map = actions_actions_map(actions_list());
webmaster@1	1427 $edit = array();
webmaster@1	1428
webmaster@1	1429 // Numeric action denotes saved instance of a configurable action;
webmaster@1	1430 // else we are creating a new action instance.
webmaster@1	1431 if (is_numeric($action)) {
webmaster@1	1432 $aid = $action;
webmaster@1	1433 // Load stored parameter values from database.
webmaster@1	1434 $data = db_fetch_object(db_query("SELECT * FROM {actions} WHERE aid = %d", intval($aid)));
webmaster@1	1435 $edit['actions_description'] = $data->description;
webmaster@1	1436 $edit['actions_type'] = $data->type;
webmaster@1	1437 $function = $data->callback;
webmaster@1	1438 $action = md5($data->callback);
webmaster@1	1439 $params = unserialize($data->parameters);
webmaster@1	1440 if ($params) {
webmaster@1	1441 foreach ($params as $name => $val) {
webmaster@1	1442 $edit[$name] = $val;
webmaster@1	1443 }
webmaster@1	1444 }
webmaster@1	1445 }
webmaster@1	1446 else {
webmaster@1	1447 $function = $actions_map[$action]['callback'];
webmaster@1	1448 $edit['actions_description'] = $actions_map[$action]['description'];
webmaster@1	1449 $edit['actions_type'] = $actions_map[$action]['type'];
webmaster@1	1450 }
webmaster@1	1451
webmaster@1	1452 $form['actions_description'] = array(
webmaster@1	1453 '#type' => 'textfield',
webmaster@1	1454 '#title' => t('Description'),
webmaster@1	1455 '#default_value' => $edit['actions_description'],
webmaster@1	1456 '#maxlength' => '255',
webmaster@1	1457 '#description' => t('A unique description for this advanced action. This description will be displayed in the interface of modules that integrate with actions, such as Trigger module.'),
webmaster@1	1458 '#weight' => -10
webmaster@1	1459 );
webmaster@1	1460 $action_form = $function .'_form';
webmaster@1	1461 $form = array_merge($form, $action_form($edit));
webmaster@1	1462 $form['actions_type'] = array(
webmaster@1	1463 '#type' => 'value',
webmaster@1	1464 '#value' => $edit['actions_type'],
webmaster@1	1465 );
webmaster@1	1466 $form['actions_action'] = array(
webmaster@1	1467 '#type' => 'hidden',
webmaster@1	1468 '#value' => $action,
webmaster@1	1469 );
webmaster@1	1470 // $aid is set when configuring an existing action instance.
webmaster@1	1471 if (isset($aid)) {
webmaster@1	1472 $form['actions_aid'] = array(
webmaster@1	1473 '#type' => 'hidden',
webmaster@1	1474 '#value' => $aid,
webmaster@1	1475 );
webmaster@1	1476 }
webmaster@1	1477 $form['actions_configured'] = array(
webmaster@1	1478 '#type' => 'hidden',
webmaster@1	1479 '#value' => '1',
webmaster@1	1480 );
webmaster@1	1481 $form['buttons']['submit'] = array(
webmaster@1	1482 '#type' => 'submit',
webmaster@1	1483 '#value' => t('Save'),
webmaster@1	1484 '#weight' => 13
webmaster@1	1485 );
webmaster@1	1486
webmaster@1	1487 return $form;
webmaster@1	1488 }
webmaster@1	1489
webmaster@1	1490 /**
webmaster@1	1491 * Validate system_actions_configure form submissions.
webmaster@1	1492 */
webmaster@1	1493 function system_actions_configure_validate($form, $form_state) {
webmaster@1	1494 $function = actions_function_lookup($form_state['values']['actions_action']) .'_validate';
webmaster@1	1495 // Hand off validation to the action.
webmaster@1	1496 if (function_exists($function)) {
webmaster@1	1497 $function($form, $form_state);
webmaster@1	1498 }
webmaster@1	1499 }
webmaster@1	1500
webmaster@1	1501 /**
webmaster@1	1502 * Process system_actions_configure form submissions.
webmaster@1	1503 */
webmaster@1	1504 function system_actions_configure_submit($form, &$form_state) {
webmaster@1	1505 $function = actions_function_lookup($form_state['values']['actions_action']);
webmaster@1	1506 $submit_function = $function .'_submit';
webmaster@1	1507
webmaster@1	1508 // Action will return keyed array of values to store.
webmaster@1	1509 $params = $submit_function($form, $form_state);
webmaster@1	1510 $aid = isset($form_state['values']['actions_aid']) ? $form_state['values']['actions_aid'] : NULL;
webmaster@1	1511
webmaster@1	1512 actions_save($function, $form_state['values']['actions_type'], $params, $form_state['values']['actions_description'], $aid);
webmaster@1	1513 drupal_set_message(t('The action has been successfully saved.'));
webmaster@1	1514
webmaster@1	1515 $form_state['redirect'] = 'admin/settings/actions/manage';
webmaster@1	1516 }
webmaster@1	1517
webmaster@1	1518 /**
webmaster@1	1519 * Create the form for confirmation of deleting an action.
webmaster@1	1520 *
webmaster@1	1521 * @ingroup forms
webmaster@1	1522 * @see system_actions_delete_form_submit()
webmaster@1	1523 */
webmaster@1	1524 function system_actions_delete_form($form_state, $action) {
webmaster@1	1525
webmaster@1	1526 $form['aid'] = array(
webmaster@1	1527 '#type' => 'hidden',
webmaster@1	1528 '#value' => $action->aid,
webmaster@1	1529 );
webmaster@1	1530 return confirm_form($form,
webmaster@1	1531 t('Are you sure you want to delete the action %action?', array('%action' => $action->description)),
webmaster@1	1532 'admin/settings/actions/manage',
webmaster@1	1533 t('This cannot be undone.'),
webmaster@1	1534 t('Delete'), t('Cancel')
webmaster@1	1535 );
webmaster@1	1536 }
webmaster@1	1537
webmaster@1	1538 /**
webmaster@1	1539 * Process system_actions_delete form submissions.
webmaster@1	1540 *
webmaster@1	1541 * Post-deletion operations for action deletion.
webmaster@1	1542 */
webmaster@1	1543 function system_actions_delete_form_submit($form, &$form_state) {
webmaster@1	1544 $aid = $form_state['values']['aid'];
webmaster@1	1545 $action = actions_load($aid);
webmaster@1	1546 actions_delete($aid);
webmaster@1	1547 $description = check_plain($action->description);
webmaster@1	1548 watchdog('user', 'Deleted action %aid (%action)', array('%aid' => $aid, '%action' => $description));
webmaster@1	1549 drupal_set_message(t('Action %action was deleted', array('%action' => $description)));
webmaster@1	1550 $form_state['redirect'] = 'admin/settings/actions/manage';
webmaster@1	1551 }
webmaster@1	1552
webmaster@1	1553 /**
webmaster@1	1554 * Post-deletion operations for deleting action orphans.
webmaster@1	1555 *
webmaster@1	1556 * @param $orphaned
webmaster@1	1557 * An array of orphaned actions.
webmaster@1	1558 */
webmaster@1	1559 function system_action_delete_orphans_post($orphaned) {
webmaster@1	1560 foreach ($orphaned as $callback) {
webmaster@1	1561 drupal_set_message(t("Deleted orphaned action (%action).", array('%action' => $callback)));
webmaster@1	1562 }
webmaster@1	1563 }
webmaster@1	1564
webmaster@1	1565 /**
webmaster@1	1566 * Remove actions that are in the database but not supported by any enabled module.
webmaster@1	1567 */
webmaster@1	1568 function system_actions_remove_orphans() {
webmaster@1	1569 actions_synchronize(actions_list(), TRUE);
webmaster@1	1570 drupal_goto('admin/settings/actions/manage');
webmaster@1	1571 }
webmaster@1	1572
webmaster@1	1573 /**
webmaster@1	1574 * Return a form definition so the Send email action can be configured.
webmaster@1	1575 *
webmaster@1	1576 * @see system_send_email_action_validate()
webmaster@1	1577 * @see system_send_email_action_submit()
webmaster@1	1578 * @param $context
webmaster@1	1579 * Default values (if we are editing an existing action instance).
webmaster@1	1580 * @return
webmaster@1	1581 * Form definition.
webmaster@1	1582 */
webmaster@1	1583 function system_send_email_action_form($context) {
webmaster@1	1584 // Set default values for form.
webmaster@1	1585 if (!isset($context['recipient'])) {
webmaster@1	1586 $context['recipient'] = '';
webmaster@1	1587 }
webmaster@1	1588 if (!isset($context['subject'])) {
webmaster@1	1589 $context['subject'] = '';
webmaster@1	1590 }
webmaster@1	1591 if (!isset($context['message'])) {
webmaster@1	1592 $context['message'] = '';
webmaster@1	1593 }
webmaster@1	1594
webmaster@1	1595 $form['recipient'] = array(
webmaster@1	1596 '#type' => 'textfield',
webmaster@1	1597 '#title' => t('Recipient'),
webmaster@1	1598 '#default_value' => $context['recipient'],
webmaster@1	1599 '#maxlength' => '254',
webmaster@1	1600 '#description' => t('The email address to which the message should be sent OR enter %author if you would like to send an e-mail to the author of the original post.', array('%author' => '%author')),
webmaster@1	1601 );
webmaster@1	1602 $form['subject'] = array(
webmaster@1	1603 '#type' => 'textfield',
webmaster@1	1604 '#title' => t('Subject'),
webmaster@1	1605 '#default_value' => $context['subject'],
webmaster@1	1606 '#maxlength' => '254',
webmaster@1	1607 '#description' => t('The subject of the message.'),
webmaster@1	1608 );
webmaster@1	1609 $form['message'] = array(
webmaster@1	1610 '#type' => 'textarea',
webmaster@1	1611 '#title' => t('Message'),
webmaster@1	1612 '#default_value' => $context['message'],
webmaster@1	1613 '#cols' => '80',
webmaster@1	1614 '#rows' => '20',
webmaster@1	1615 '#description' => t('The message that should be sent. You may include the following variables: %site_name, %username, %node_url, %node_type, %title, %teaser, %body. Not all variables will be available in all contexts.'),
webmaster@1	1616 );
webmaster@1	1617 return $form;
webmaster@1	1618 }
webmaster@1	1619
webmaster@1	1620 /**
webmaster@1	1621 * Validate system_send_email_action form submissions.
webmaster@1	1622 */
webmaster@1	1623 function system_send_email_action_validate($form, $form_state) {
webmaster@1	1624 $form_values = $form_state['values'];
webmaster@1	1625 // Validate the configuration form.
webmaster@1	1626 if (!valid_email_address($form_values['recipient']) && $form_values['recipient'] != '%author') {
webmaster@1	1627 // We want the literal %author placeholder to be emphasized in the error message.
webmaster@1	1628 form_set_error('recipient', t('Please enter a valid email address or %author.', array('%author' => '%author')));
webmaster@1	1629 }
webmaster@1	1630 }
webmaster@1	1631
webmaster@1	1632 /**
webmaster@1	1633 * Process system_send_email_action form submissions.
webmaster@1	1634 */
webmaster@1	1635 function system_send_email_action_submit($form, $form_state) {
webmaster@1	1636 $form_values = $form_state['values'];
webmaster@1	1637 // Process the HTML form to store configuration. The keyed array that
webmaster@1	1638 // we return will be serialized to the database.
webmaster@1	1639 $params = array(
webmaster@1	1640 'recipient' => $form_values['recipient'],
webmaster@1	1641 'subject' => $form_values['subject'],
webmaster@1	1642 'message' => $form_values['message'],
webmaster@1	1643 );
webmaster@1	1644 return $params;
webmaster@1	1645 }
webmaster@1	1646
webmaster@1	1647 /**
webmaster@1	1648 * Implementation of a configurable Drupal action. Sends an email.
webmaster@1	1649 */
webmaster@1	1650 function system_send_email_action($object, $context) {
webmaster@1	1651 global $user;
webmaster@1	1652
webmaster@1	1653 switch ($context['hook']) {
webmaster@1	1654 case 'nodeapi':
webmaster@1	1655 // Because this is not an action of type 'node' the node
webmaster@1	1656 // will not be passed as $object, but it will still be available
webmaster@1	1657 // in $context.
webmaster@1	1658 $node = $context['node'];
webmaster@1	1659 break;
webmaster@1	1660 // The comment hook provides nid, in $context.
webmaster@1	1661 case 'comment':
webmaster@1	1662 $comment = $context['comment'];
webmaster@1	1663 $node = node_load($comment->nid);
webmaster@1	1664 break;
webmaster@1	1665 case 'user':
webmaster@1	1666 // Because this is not an action of type 'user' the user
webmaster@1	1667 // object is not passed as $object, but it will still be available
webmaster@1	1668 // in $context.
webmaster@1	1669 $account = $context['account'];
webmaster@1	1670 if (isset($context['node'])) {
webmaster@1	1671 $node = $context['node'];
webmaster@1	1672 }
webmaster@1	1673 elseif ($context['recipient'] == '%author') {
webmaster@1	1674 // If we don't have a node, we don't have a node author.
webmaster@1	1675 watchdog('error', 'Cannot use %author token in this context.');
webmaster@1	1676 return;
webmaster@1	1677 }
webmaster@1	1678 break;
webmaster@1	1679 default:
webmaster@1	1680 // We are being called directly.
webmaster@1	1681 $node = $object;
webmaster@1	1682 }
webmaster@1	1683
webmaster@1	1684 $recipient = $context['recipient'];
webmaster@1	1685
webmaster@1	1686 if (isset($node)) {
webmaster@1	1687 if (!isset($account)) {
webmaster@1	1688 $account = user_load(array('uid' => $node->uid));
webmaster@1	1689 }
webmaster@1	1690 if ($recipient == '%author') {
webmaster@1	1691 $recipient = $account->mail;
webmaster@1	1692 }
webmaster@1	1693 }
webmaster@1	1694
webmaster@1	1695 if (!isset($account)) {
webmaster@1	1696 $account = $user;
webmaster@1	1697
webmaster@1	1698 }
webmaster@1	1699 $language = user_preferred_language($account);
webmaster@1	1700 $params = array('account' => $account, 'object' => $object, 'context' => $context);
webmaster@1	1701 if (isset($node)) {
webmaster@1	1702 $params['node'] = $node;
webmaster@1	1703 }
webmaster@1	1704
webmaster@1	1705 if (drupal_mail('system', 'action_send_email', $recipient, $language, $params)) {
webmaster@1	1706 watchdog('action', 'Sent email to %recipient', array('%recipient' => $recipient));
webmaster@1	1707 }
webmaster@1	1708 else {
webmaster@1	1709 watchdog('error', 'Unable to send email to %recipient', array('%recipient' => $recipient));
webmaster@1	1710 }
webmaster@1	1711 }
webmaster@1	1712
webmaster@1	1713 /**
webmaster@1	1714 * Implementation of hook_mail().
webmaster@1	1715 */
webmaster@1	1716 function system_mail($key, &$message, $params) {
webmaster@1	1717 $account = $params['account'];
webmaster@1	1718 $context = $params['context'];
webmaster@1	1719 $variables = array(
webmaster@1	1720 '%site_name' => variable_get('site_name', 'Drupal'),
webmaster@1	1721 '%username' => $account->name,
webmaster@1	1722 );
webmaster@1	1723 if ($context['hook'] == 'taxonomy') {
webmaster@1	1724 $object = $params['object'];
webmaster@1	1725 $vocabulary = taxonomy_vocabulary_load($object->vid);
webmaster@1	1726 $variables += array(
webmaster@1	1727 '%term_name' => $object->name,
webmaster@1	1728 '%term_description' => $object->description,
webmaster@1	1729 '%term_id' => $object->tid,
webmaster@1	1730 '%vocabulary_name' => $vocabulary->name,
webmaster@1	1731 '%vocabulary_description' => $vocabulary->description,
webmaster@1	1732 '%vocabulary_id' => $vocabulary->vid,
webmaster@1	1733 );
webmaster@1	1734 }
webmaster@1	1735
webmaster@1	1736 // Node-based variable translation is only available if we have a node.
webmaster@1	1737 if (isset($params['node'])) {
webmaster@1	1738 $node = $params['node'];
webmaster@1	1739 $variables += array(
webmaster@1	1740 '%uid' => $node->uid,
webmaster@1	1741 '%node_url' => url('node/'. $node->nid, array('absolute' => TRUE)),
webmaster@1	1742 '%node_type' => node_get_types('name', $node),
webmaster@1	1743 '%title' => $node->title,
webmaster@1	1744 '%teaser' => $node->teaser,
webmaster@1	1745 '%body' => $node->body,
webmaster@1	1746 );
webmaster@1	1747 }
webmaster@1	1748 $subject = strtr($context['subject'], $variables);
webmaster@1	1749 $body = strtr($context['message'], $variables);
webmaster@1	1750 $message['subject'] .= str_replace(array("\r", "\n"), '', $subject);
webmaster@1	1751 $message['body'][] = drupal_html_to_text($body);
webmaster@1	1752 }
webmaster@1	1753
webmaster@1	1754 function system_message_action_form($context) {
webmaster@1	1755 $form['message'] = array(
webmaster@1	1756 '#type' => 'textarea',
webmaster@1	1757 '#title' => t('Message'),
webmaster@1	1758 '#default_value' => isset($context['message']) ? $context['message'] : '',
webmaster@1	1759 '#required' => TRUE,
webmaster@1	1760 '#rows' => '8',
webmaster@1	1761 '#description' => t('The message to be displayed to the current user. You may include the following variables: %site_name, %username, %node_url, %node_type, %title, %teaser, %body. Not all variables will be available in all contexts.'),
webmaster@1	1762 );
webmaster@1	1763 return $form;
webmaster@1	1764 }
webmaster@1	1765
webmaster@1	1766 function system_message_action_submit($form, $form_state) {
webmaster@1	1767 return array('message' => $form_state['values']['message']);
webmaster@1	1768 }
webmaster@1	1769
webmaster@1	1770 /**
webmaster@1	1771 * A configurable Drupal action. Sends a message to the current user's screen.
webmaster@1	1772 */
webmaster@1	1773 function system_message_action(&$object, $context = array()) {
webmaster@1	1774 global $user;
webmaster@1	1775 $variables = array(
webmaster@1	1776 '%site_name' => variable_get('site_name', 'Drupal'),
webmaster@1	1777 '%username' => $user->name ? $user->name : variable_get('anonymous', t('Anonymous')),
webmaster@1	1778 );
webmaster@1	1779
webmaster@1	1780 // This action can be called in any context, but if placeholders
webmaster@1	1781 // are used a node object must be present to be the source
webmaster@1	1782 // of substituted text.
webmaster@1	1783 switch ($context['hook']) {
webmaster@1	1784 case 'nodeapi':
webmaster@1	1785 // Because this is not an action of type 'node' the node
webmaster@1	1786 // will not be passed as $object, but it will still be available
webmaster@1	1787 // in $context.
webmaster@1	1788 $node = $context['node'];
webmaster@1	1789 break;
webmaster@1	1790 // The comment hook also provides the node, in context.
webmaster@1	1791 case 'comment':
webmaster@1	1792 $comment = $context['comment'];
webmaster@1	1793 $node = node_load($comment->nid);
webmaster@1	1794 break;
webmaster@1	1795 case 'taxonomy':
webmaster@1	1796 $vocabulary = taxonomy_vocabulary_load($object->vid);
webmaster@1	1797 $variables = array_merge($variables, array(
webmaster@1	1798 '%term_name' => $object->name,
webmaster@1	1799 '%term_description' => $object->description,
webmaster@1	1800 '%term_id' => $object->tid,
webmaster@1	1801 '%vocabulary_name' => $vocabulary->name,
webmaster@1	1802 '%vocabulary_description' => $vocabulary->description,
webmaster@1	1803 '%vocabulary_id' => $vocabulary->vid,
webmaster@1	1804 )
webmaster@1	1805 );
webmaster@1	1806 break;
webmaster@1	1807 default:
webmaster@1	1808 // We are being called directly.
webmaster@1	1809 $node = $object;
webmaster@1	1810 }
webmaster@1	1811
webmaster@1	1812 if (isset($node) && is_object($node)) {
webmaster@1	1813 $variables = array_merge($variables, array(
webmaster@1	1814 '%uid' => $node->uid,
webmaster@1	1815 '%node_url' => url('node/'. $node->nid, array('absolute' => TRUE)),
webmaster@1	1816 '%node_type' => check_plain(node_get_types('name', $node)),
webmaster@1	1817 '%title' => filter_xss($node->title),
webmaster@1	1818 '%teaser' => filter_xss($node->teaser),
webmaster@1	1819 '%body' => filter_xss($node->body),
webmaster@1	1820 )
webmaster@1	1821 );
webmaster@1	1822 }
webmaster@1	1823 $context['message'] = strtr($context['message'], $variables);
webmaster@1	1824 drupal_set_message($context['message']);
webmaster@1	1825 }
webmaster@1	1826
webmaster@1	1827 /**
webmaster@1	1828 * Implementation of a configurable Drupal action. Redirect user to a URL.
webmaster@1	1829 */
webmaster@1	1830 function system_goto_action_form($context) {
webmaster@1	1831 $form['url'] = array(
webmaster@1	1832 '#type' => 'textfield',
webmaster@1	1833 '#title' => t('URL'),
webmaster@1	1834 '#description' => t('The URL to which the user should be redirected. This can be an internal URL like node/1234 or an external URL like http://drupal.org.'),
webmaster@1	1835 '#default_value' => isset($context['url']) ? $context['url'] : '',
webmaster@1	1836 '#required' => TRUE,
webmaster@1	1837 );
webmaster@1	1838 return $form;
webmaster@1	1839 }
webmaster@1	1840
webmaster@1	1841 function system_goto_action_submit($form, $form_state) {
webmaster@1	1842 return array(
webmaster@1	1843 'url' => $form_state['values']['url']
webmaster@1	1844 );
webmaster@1	1845 }
webmaster@1	1846
webmaster@1	1847 function system_goto_action($object, $context) {
webmaster@1	1848 drupal_goto($context['url']);
webmaster@1	1849 }
webmaster@1	1850
webmaster@1	1851 /**
webmaster@1	1852 * Generate an array of time zones and their local time&date.
webmaster@1	1853 */
webmaster@1	1854 function _system_zonelist() {
webmaster@1	1855 $timestamp = time();
webmaster@1	1856 $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);
webmaster@1	1857 $zones = array();
webmaster@1	1858 foreach ($zonelist as $offset) {
webmaster@1	1859 $zone = $offset * 3600;
webmaster@1	1860 $zones[$zone] = format_date($timestamp, 'custom', variable_get('date_format_long', 'l, F j, Y - H:i') .' O', $zone);
webmaster@1	1861 }
webmaster@1	1862 return $zones;
webmaster@1	1863 }
webmaster@1	1864
webmaster@1	1865 /**
webmaster@1	1866 * Checks whether the server is capable of issuing HTTP requests.
webmaster@1	1867 *
webmaster@1	1868 * The function sets the drupal_http_request_fail system variable to TRUE if
webmaster@1	1869 * drupal_http_request() does not work and then the system status report page
webmaster@1	1870 * will contain an error.
webmaster@1	1871 *
webmaster@1	1872 * @return
webmaster@1	1873 * Whether the admin/reports/request-test page can be requested via HTTP
webmaster@1	1874 * and contains the same output as if called via the menu system.
webmaster@1	1875 */
webmaster@1	1876 function system_check_http_request() {
webmaster@1	1877 // Check whether we can do any request at all. First get the results for
webmaster@1	1878 // a very simple page which has access TRUE set via the menu system. Then,
webmaster@1	1879 // try to drupal_http_request() the same page and compare.
webmaster@1	1880 ob_start();
webmaster@1	1881 $path = 'admin/reports/request-test';
webmaster@1	1882 menu_execute_active_handler($path);
webmaster@1	1883 $nothing = ob_get_contents();
webmaster@1	1884 ob_end_clean();
webmaster@1	1885 $result = drupal_http_request(url($path, array('absolute' => TRUE)));
webmaster@1	1886 $works = isset($result->data) && $result->data == $nothing;
webmaster@1	1887 variable_set('drupal_http_request_fails', !$works);
webmaster@1	1888 return $works;
webmaster@1	1889 }
webmaster@1	1890
webmaster@1	1891 /**
webmaster@1	1892 * Format the Powered by Drupal text.
webmaster@1	1893 *
webmaster@1	1894 * @ingroup themeable
webmaster@1	1895 */
webmaster@1	1896 function theme_system_powered_by($image_path) {
webmaster@1	1897 $image = theme('image', $image_path, t('Powered by Drupal, an open source content management system'), t('Powered by Drupal, an open source content management system'));
webmaster@1	1898 return l($image, 'http://drupal.org', array('html' => TRUE, 'absolute' => TRUE, 'external' => TRUE));
webmaster@1	1899 }

Mercurial > defr > drupal > core

annotate modules/system/system.module @ 5:2427550111ae 6.2