system.module
<?php
define('VERSION', '4.7.12-dev');
function system_help($section) {
global $base_url;
switch ($section) {
case 'admin/help#system':
$output = '<p>'. t('The system module provides system-wide defaults such as running jobs at a particular time, and storing web pages to improve efficiency. The ability to run scheduled jobs makes administering the web site more usable, as administrators do not have to manually start jobs. The storing of web pages, or caching, allows the site to efficiently re-use web pages and improve web site performance. The settings module provides control over preferences, behaviours including visual and operational settings.') .'</p>';
$output .= '<p>'. t('Some modules require regularly scheduled actions, such as cleaning up logfiles. Cron, which stands for chronograph, is a periodic command scheduler executing commands at intervals specified in seconds. It can be used to control the execution of daily, weekly and monthly jobs (or anything with a period measured in seconds). The aggregator module periodically updates feeds using cron. Ping periodically notifies services of new content on your site. Search periodically indexes the content on your site. Automating tasks is one of the best ways to keep a system running smoothly, and if most of your administration does not require your direct involvement, cron is an ideal solution.') .'</p>';
$output .= '<p>'. t('There is a caching mechanism which stores dynamically generated web pages in a database. By caching a web page, the system module does not have to create the page each time someone wants to view it, instead it takes only one SQL query to display it, reducing response time and the server\'s load. Only pages requested by <em>anonymous</em> users are cached. In order to reduce server load and save bandwidth, the system module stores and sends cached pages compressed.') .'</p>';
$output .= t('<p>You can</p>
<ul>
<li>activate your cron job on the cron page <a href="%file-cron">cron.php</a>.</li>
<li>read how to <a href="%external-http-drupal-org-cron">configure cron jobs</a>.</li>
<li>administer cache settings in <a href="%admin-settings">administer >> settings</a>.</li>
</ul>
', array('%file-cron' => 'cron.php', '%external-http-drupal-org-cron' => 'http://drupal.org/cron', '%admin-settings' => url('admin/settings')));
$output .= '<p>'. t('For more information please read the configuration and customization handbook <a href="%system">System page</a>.', array('%system' => 'http://drupal.org/handbook/modules/system/')) .'</p>';
return $output;
case 'admin/modules#description':
return t('Handles general site configuration for administrators.');
case 'admin':
return t('<p>Welcome to the administration section. Below are the most recent system events.</p>');
case 'admin/settings':
return t('<p>General configuration options for your site. Set up the name of the site, e-mail address used in mail-outs, clean URL options, caching, etc.</p>');
case 'admin/themes':
return t('<p>Select which themes are available to your users and specify the default theme. To configure site-wide display settings, click the "configure" task above. Alternately, to override these settings in a specific theme, click the "configure" link for the corresponding theme. Note that different themes may have different regions available for rendering content like blocks. If you want consistency in what your users see, you may wish to enable only one theme.</p>');
case 'admin/themes/settings':
return t('<p>These options control the default display settings for your entire site, across all themes. Unless they have been overridden by a specific theme, these settings will be used.</p>');
case 'admin/themes/settings/'. arg(3):
$reference = explode('.', arg(3), 2);
$theme = array_pop($reference);
return t('<p>These options control the display settings for the <code>%template</code> theme. When your site is displayed using this theme, these settings will be used. By clicking "Reset to defaults," you can choose to use the <a href="%global">global settings</a> for this theme.</p>', array('%template' => check_plain($theme), '%global' => url('admin/themes/settings')));
case 'admin/modules':
return t('<p>Modules are plugins for Drupal that extend its core functionality. Here you can select which modules are enabled. Click on the name of the module in the navigation menu for their individual configuration pages. Once a module is enabled, new <a href="%permissions">permissions</a> might be made available. Modules can automatically be temporarily disabled to reduce server load when your site becomes extremely busy by enabling the throttle.module and checking throttle. The auto-throttle functionality must be enabled on the <a href="%throttle">throttle configuration page</a> after having enabled the throttle module.</p>
<p>It is important that <a href="%update-php">update.php</a> is run every time a module is updated to a newer version.</p>', array('%permissions' => url('admin/access/permissions'), '%throttle' => url('admin/settings/throttle'), '%update-php' => $base_url .'/update.php'));
}
}
function system_perm() {
return array('administer site configuration', 'access administration pages', 'select different theme');
}
function system_elements() {
$type['form'] = array('#method' => 'post', '#action' => request_uri());
$type['checkbox'] = array('#input' => TRUE, '#return_value' => 1);
$type['submit'] = array('#input' => TRUE, '#name' => 'op', '#button_type' => 'submit', '#executes_submit_callback' => TRUE);
$type['button'] = array('#input' => TRUE, '#name' => 'op', '#button_type' => 'submit', '#executes_submit_callback' => FALSE);
$type['textfield'] = array('#input' => TRUE, '#size' => 60, '#maxlength' => 128, '#autocomplete_path' => FALSE);
$type['password'] = array('#input' => TRUE, '#size' => 30);
$type['password_confirm'] = array('#input' => TRUE, '#process' => array('expand_password_confirm' => array()));
$type['textarea'] = array('#input' => TRUE, '#cols' => 60, '#rows' => 5);
$type['radios'] = array('#input' => TRUE, '#process' => array('expand_radios' => array()));
$type['radio'] = array('#input' => TRUE);
$type['checkboxes'] = array('#input' => TRUE, '#process' => array('expand_checkboxes' => array()), '#tree' => TRUE);
$type['select'] = array('#input' => TRUE);
$type['weight'] = array('#input' => TRUE, '#delta' => 10, '#default_value' => 0);
$type['date'] = array('#input' => TRUE, '#process' => array('expand_date' => array()), '#validate' => array('date_validate' => array()));
$type['file'] = array('#input' => TRUE, '#size' => 60);
$type['item'] = array();
$type['hidden'] = array('#input' => TRUE);
$type['value'] = array('#input' => TRUE);
$type['markup'] = array('#prefix' => '', '#suffix' => '');
$type['fieldset'] = array('#collapsible' => FALSE, '#collapsed' => FALSE);
$type['token'] = array('#input'=> TRUE);
return $type;
}
function system_menu($may_cache) {
$items = array();
if ($may_cache) {
$items[] = array('path' => 'system/files', 'title' => t('file download'),
'callback' => 'file_download',
'access' => TRUE,
'type' => MENU_CALLBACK);
$access = user_access('administer site configuration');
$items[] = array('path' => 'admin', 'title' => t('administer'),
'access' => user_access('access administration pages'),
'callback' => 'watchdog_overview',
'weight' => 9);
$items[] = array('path' => 'admin/themes', 'title' => t('themes'),
'callback' => 'system_themes', 'access' => $access);
$items[] = array('path' => 'admin/themes/select', 'title' => t('list'),
'callback' => 'system_themes', 'access' => $access,
'type' => MENU_DEFAULT_LOCAL_TASK, 'weight' => -1);
$items[] = array('path' => 'admin/themes/settings', 'title' => t('configure'),
'callback' => 'system_theme_settings', 'access' => $access,
'type' => MENU_LOCAL_TASK);
$items[] = array('path' => 'admin/themes/settings/global', 'title' => t('global settings'),
'callback' => 'system_theme_settings', 'access' => $access,
'type' => MENU_DEFAULT_LOCAL_TASK, 'weight' => -1);
foreach (list_themes() as $theme) {
if ($theme->status) {
$items[] = array('path' => 'admin/themes/settings/'. $theme->name, 'title' => $theme->name,
'callback' => 'system_theme_settings', 'callback arguments' => array($theme->name), 'access' => $access,
'type' => MENU_LOCAL_TASK);
}
}
$items[] = array('path' => 'admin/settings', 'title' => t('settings'),
'callback' => 'system_site_settings', 'access' => $access);
foreach (module_list() as $name) {
if (module_hook($name, 'settings')) {
$items[] = array('path' => 'admin/settings/'. $name, 'title' => t($name));
}
}
$items[] = array('path' => 'admin/modules', 'title' => t('modules'),
'callback' => 'system_modules', 'access' => $access);
}
return $items;
}
function system_user($type, $edit, &$user, $category = NULL) {
if ($type == 'form' && $category == 'account') {
$form['theme_select'] = system_theme_select_form(t('Selecting a different theme will change the look and feel of the site.'), $edit['theme'], 2);
if (variable_get('configurable_timezones', 1)) {
$zones = _system_zonelist();
$form['timezone'] = array('#type'=>'fieldset', '#title' => t('Locale settings'), '#weight' => 6);
$form['timezone']['timezone'] = array(
'#type' => 'select', '#title' => t('Time zone'), '#default_value' => strlen($edit['timezone']) ? $edit['timezone'] : variable_get('date_default_timezone', 0),
'#options' => $zones, '#description' => t('Select your current local time. Dates and times throughout this site will be displayed using this time zone.')
);
}
return $form;
}
}
function system_theme_select_form($description = '', $default_value = '', $weight = 0) {
if (user_access('select different theme')) {
foreach (list_themes() as $theme) {
if ($theme->status) {
$enabled[] = $theme;
}
}
if (count($enabled) > 1) {
ksort($enabled);
$form['themes'] = array(
'#type' => 'fieldset',
'#title' => t('Theme configuration'),
'#description' => $description,
'#collapsible' => TRUE,
'#theme' => 'system_theme_select_form'
);
foreach ($enabled as $info) {
$info->key = $info->name == variable_get('theme_default', 'bluemarine') ? '' : $info->name;
$info->screenshot = dirname($info->filename) . '/screenshot.png';
$screenshot = file_exists($info->screenshot) ? theme('image', $info->screenshot, t('Screenshot for %theme theme', array('%theme' => $info->name)), '', array('class' => 'screenshot'), false) : t('no screenshot');
$form['themes'][$info->key]['screenshot'] = array('#type' => 'markup', '#value' => $screenshot);
$form['themes'][$info->key]['description'] = array('#type' => 'item', '#title' => $info->name, '#value' => dirname($info->filename) . ($info->name == variable_get('theme_default', 'bluemarine') ? t('<br /> <em>(site default theme)</em>') : ''));
$options[$info->key] = '';
}
$form['themes']['theme'] = array('#type' => 'radios', '#options' => $options, '#default_value' => $default_value ? $default_value : '');
$form['#weight'] = $weight;
return $form;
}
}
}
function theme_system_theme_select_form($form) {
foreach (element_children($form) as $key) {
$row = array();
if (is_array($form[$key]['description'])) {
$row[] = form_render($form[$key]['screenshot']);
$row[] = form_render($form[$key]['description']);
$row[] = form_render($form['theme'][$key]);
}
$rows[] = $row;
}
$header = array(t('Screenshot'), t('Name'), t('Selected'));
$output = theme('table', $header, $rows);
return $output;
}
function _system_zonelist() {
$timestamp = time();
$zonelist = array(-11, -10, -9.5, -9, -8, -7, -6, -5, -4, -3.5, -3, -2, -1, 0, 1, 2, 3, 3.5, 4, 5, 5.5, 5.75, 6, 6.5, 7, 8, 9, 9.5, 10, 10.5, 11, 11.5, 12, 12.75, 13, 14);
$zones = array();
foreach ($zonelist as $offset) {
$zone = $offset * 3600;
$zones[$zone] = format_date($timestamp, 'custom', variable_get('date_format_long', 'l, F j, Y - H:i') . ' O', $zone);
}
return $zones;
}
function system_view_general() {
$form['general'] = array(
'#type' => 'fieldset', '#title' => t('General settings'),
'#collapsible' => TRUE, '#collapsed' => TRUE
);
$form['general']['site_name'] = array(
'#type' => 'textfield', '#title' => t('Name'), '#default_value' => variable_get('site_name', 'drupal'),
'#description' => t('The name of this web site.'), '#required' => TRUE
);
$form['general']['site_mail'] = array(
'#type' => 'textfield', '#title' => t('E-mail address'), '#default_value' => variable_get('site_mail', ini_get('sendmail_from')),
'#description' => t('A valid e-mail address for this website, used by the auto-mailer during registration, new password requests, notifications, etc.')
);
$form['general']['site_slogan'] = array(
'#type' => 'textfield', '#title' => t('Slogan'), '#default_value' => variable_get('site_slogan', ''),
'#description' => t('The slogan of this website. Some themes display a slogan when available.')
);
$form['general']['site_mission'] = array(
'#type' => 'textarea', '#title' => t('Mission'), '#default_value' => variable_get('site_mission', ''),
'#description' => t('Your site\'s mission statement or focus.')
);
$form['general']['site_footer'] = array(
'#type' => 'textarea', '#title' => t('Footer message'), '#default_value' => variable_get('site_footer', ''),
'#description' => t('This text will be displayed at the bottom of each page. Useful for adding a copyright notice to your pages.')
);
$form['general']['anonymous'] = array(
'#type' => 'textfield', '#title' => t('Anonymous user'), '#default_value' => variable_get('anonymous', 'Anonymous'),
'#description' => t('The name used to indicate anonymous users.')
);
$form['general']['site_frontpage'] = array(
'#type' => 'textfield', '#title' => t('Default front page'), '#default_value' => variable_get('site_frontpage', 'node'),
'#description' => t('The home page displays content from this relative URL. Use an existing system path, for example: node/28, forum/1, taxonomy/term/1+2. If unsure, specify "node".')
);
$form['general']['clean_url'] = array(
'#type' => 'radios',
'#title' => t('Clean URLs'),
'#default_value' => variable_get('clean_url', 0),
'#options' => array(t('Disabled'), t('Enabled')),
'#description' => t('This option makes Drupal emit "clean" URLs (i.e. without <code>?q=</code> in the URL.)'),
);
if (!variable_get('clean_url', 0)) {
if (strpos(request_uri(), '?q=') !== FALSE) {
$form['general']['clean_url']['#description'] .= t(' Before enabling clean URLs, you must perform a test to determine if your server is properly configured. If you are able to see this page again after clicking the "Run the clean URL test" link, the test has succeeded and the radio buttons above will be available. If instead you are directed to a "Page not found" error, you will need to change the configuration of your server. The <a href="%handbook">handbook page on Clean URLs</a> has additional troubleshooting information. %run-test', array('%handbook' => 'http://drupal.org/node/15365', '%run-test' => '<a href ="'. base_path() . 'admin/settings">'. t('Run the clean URL test') .'</a>'));
$form['general']['clean_url']['#attributes'] = array('disabled' => 'disabled');
}
else {
$form['general']['clean_url']['#description'] .= t(' You have successfully demonstrated that clean URLs work on your server. You are welcome to enable/disable them as you wish.');
$form['general']['#collapsed'] = FALSE;
}
}
$form['errors'] = array( '#type' => 'fieldset', '#title' =>t('Error handling'), '#collapsible' => TRUE, '#collapsed' => TRUE );
$form['errors']['site_403'] = array(
'#type' => 'textfield', '#title' => t('Default 403 (access denied) page'), '#default_value' => variable_get('site_403', ''),
'#description' => t('This page is displayed when the requested document is denied to the current user. Use an existing system path, for example: node/28, forum/1, taxonomy/term/1+2. If unsure, specify nothing.')
);
$form['errors']['site_404'] = array(
'#type' => 'textfield', '#title' => t('Default 404 (not found) page'), '#default_value' => variable_get('site_404', ''),
'#description' => t('This page is displayed when no other content matches the requested document. Use an existing system path, for example: node/28, forum/1, taxonomy/term/1+2. If unsure, specify nothing.')
);
$form['errors']['error_level'] = array(
'#type' => 'select', '#title' => t('Error reporting'), '#default_value' => variable_get('error_level', 1),
'#options' => array(t('Write errors to the log'), t('Write errors to the log and to the screen')),
'#description' => t('Where Drupal, PHP and SQL errors are logged. On a production server it is recommended that errors are only written to the error log. On a test server it can be helpful to write logs to the screen.')
);
$period = drupal_map_assoc(array(3600, 10800, 21600, 32400, 43200, 86400, 172800, 259200, 604800, 1209600, 2419200), 'format_interval');
$period['1000000000'] = t('Never');
$form['errors']['watchdog_clear'] = array(
'#type' => 'select', '#title' => t('Discard log entries older than'), '#default_value' => variable_get('watchdog_clear', 604800), '#options' => $period,
'#description' => t('The time log entries should be kept. Older entries will be automatically discarded. Requires crontab.')
);
$form['cache'] = array('#type' => 'fieldset', '#title' => t('Cache settings'), '#collapsible' => TRUE, '#collapsed' => TRUE);
$form['cache']['cache'] = array(
'#type' => 'radios', '#title' => t('Page cache'), '#default_value' => variable_get('cache', CACHE_DISABLED),
'#options' => array(CACHE_DISABLED => t('Disabled'), CACHE_ENABLED => t('Enabled')),
'#description' => t("Drupal has a caching mechanism which stores dynamically generated web pages in a database. By caching a web page, Drupal does not have to create the page each time someone wants to view it, instead it takes only one SQL query to display it, reducing response time and the server's load. Only pages requested by \"anonymous\" users are cached. In order to reduce server load and save bandwidth, Drupal stores and sends compressed cached pages.")
);
$period = drupal_map_assoc(array(0, 60, 180, 300, 600, 900, 1800, 2700, 3600, 10800, 21600, 32400, 43200, 86400), 'format_interval');
$period[0] = t('none');
$form['cache']['cache_lifetime'] = array(
'#type' => 'select', '#title' => t('Minimum cache lifetime'), '#default_value' => variable_get('cache_lifetime', 0), '#options' => $period,
'#description' => t('Enabling the cache will offer a sufficient performance boost for most low-traffic and medium-traffic sites. On high-traffic sites it can become necessary to enforce a minimum cache lifetime. The minimum cache lifetime is the minimum amount of time that will go by before the cache is emptied and recreated. A larger minimum cache lifetime offers better performance, but users will not see new content for a longer period of time.')
);
$form['files'] = array('#type' => 'fieldset', '#title' => t('File system settings'), '#collapsible' => TRUE, '#collapsed' => TRUE);
$form['files']['file_directory_path'] = array(
'#type' => 'textfield',
'#title' => t('File system path'),
'#default_value' => file_directory_path(),
'#maxlength' => 255,
'#description' => t('A file system path where the files will be stored. This directory has to exist and be writable by Drupal. If the download method is set to public this directory has to be relative to Drupal installation directory, and be accessible over the web. When download method is set to private this directory should not be accessible over the web. Changing this location after the site has been in use will cause problems so only change this setting on an existing site if you know what you are doing.'),
'#after_build' => array('system_check_directory'),
);
$form['files']['file_directory_temp'] = array(
'#type' => 'textfield',
'#title' => t('Temporary directory'),
'#default_value' => file_directory_temp(),
'#maxlength' => 255,
'#description' => t('Location where uploaded files will be kept during previews. Relative paths will be resolved relative to the Drupal installation directory.'),
'#after_build' => array('system_check_directory'),
);
$form['files']['file_downloads'] = array(
'#type' => 'radios', '#title' => t('Download method'), '#default_value' => variable_get('file_downloads', FILE_DOWNLOADS_PUBLIC),
'#options' => array(FILE_DOWNLOADS_PUBLIC => t('Public - files are available using http directly.'), FILE_DOWNLOADS_PRIVATE => t('Private - files are transferred by Drupal.')),
'#description' => t('If you want any sort of access control on the downloading of files, this needs to be set to <em>private</em>. You can change this at any time, however all download URLs will change and there may be unexpected problems so it is not recommended.')
);
$toolkits_available = image_get_available_toolkits();
if (count($toolkits_available) > 1) {
$form['image'] = array('#type' => 'fieldset', '#title' => t('Image handling'), '#collapsible' => TRUE, '#collapsed' => true);
$form['image']['image_toolkit'] = array(
'#type' => 'radios', '#title' => t('Select an image processing toolkit'),
'#default_value' => variable_get('image_toolkit', image_get_toolkit()), '#options' => $toolkits_available,
'#validate' => array('image_toolkit_validate' => array('image_toolkit', 'image_toolkit')),
);
$form['image']['settings'] = image_toolkit_invoke('settings');
}
$form['feed'] = array('#type' => 'fieldset', '#title' => t('RSS feed settings'), '#collapsible' => TRUE, '#collapsed' => TRUE);
$form['feed']['feed_default_items'] = array(
'#type' => 'select', '#title' => t('Number of items per feed'), '#default_value' => variable_get('feed_default_items', 10),
'#options' => drupal_map_assoc(array(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 15, 20, 25, 30)),
'#description' => t('The default number of items to include in a feed.')
);
$form['feed']['feed_item_length'] = array(
'#type' => 'select', '#title' => t('Display of XML feed items'), '#default_value' => variable_get('feed_item_length','teaser'),
'#options' => array('title' => t('Titles only'), 'teaser' => t('Titles plus teaser'), 'fulltext' => t('Full text')),
'#description' => t('Global setting for the length of XML feed items that are output by default.')
);
$zones = _system_zonelist();
$dateshort = array('Y-m-d H:i','m/d/Y - H:i', 'd/m/Y - H:i', 'Y/m/d - H:i',
'd.m.Y - H:i', 'm/d/Y - g:ia', 'd/m/Y - g:ia', 'Y/m/d - g:ia',
'M j Y - H:i', 'j M Y - H:i', 'Y M j - H:i',
'M j Y - g:ia', 'j M Y - g:ia', 'Y M j - g:ia');
$datemedium = array('D, Y-m-d H:i', 'D, m/d/Y - H:i', 'D, d/m/Y - H:i',
'D, Y/m/d - H:i', 'F j, Y - H:i', 'j F, Y - H:i', 'Y, F j - H:i',
'D, m/d/Y - g:ia', 'D, d/m/Y - g:ia', 'D, Y/m/d - g:ia',
'F j, Y - g:ia', 'j F Y - g:ia', 'Y, F j - g:ia', 'j. F Y - G:i');
$datelong = array('l, F j, Y - H:i', 'l, j F, Y - H:i', 'l, Y, F j - H:i',
'l, F j, Y - g:ia', 'l, j F Y - g:ia', 'l, Y, F j - g:ia', 'l, j. F Y - G:i');
foreach ($dateshort as $f) {
$dateshortchoices[$f] = format_date(time(), 'custom', $f);
}
foreach ($datemedium as $f) {
$datemediumchoices[$f] = format_date(time(), 'custom', $f);
}
foreach ($datelong as $f) {
$datelongchoices[$f] = format_date(time(), 'custom', $f);
}
$form['dates'] = array('#type' => 'fieldset', '#title' => t('Date settings'), '#collapsible' => TRUE, '#collapsed' => TRUE);
$form['dates']['date_default_timezone'] = array(
'#type' => 'select', '#title' => t('Default time zone'), '#default_value' => variable_get('date_default_timezone', 0),
'#options' => $zones, '#description' => t('Select the default site time zone.')
);
$form['dates']['configurable_timezones'] = array(
'#type' => 'radios', '#title' => t('Configurable time zones'), '#default_value' => variable_get('configurable_timezones', 1), '#options' => array(t('Disabled'), t('Enabled')),
'#description' => t('Enable or disable user-configurable time zones. When enabled, users can set their own time zone and dates will be updated accordingly.')
);
$form['dates']['date_format_short'] = array(
'#type' => 'select', '#title' => t('Short date format'), '#default_value' => variable_get('date_format_short', $dateshort[0]),
'#options' => $dateshortchoices, '#description' => t('The short format of date display.')
);
$form['dates']['date_format_medium'] = array(
'#type' => 'select', '#title' => t('Medium date format'), '#default_value' => variable_get('date_format_medium', $datemedium[0]),
'#options' => $datemediumchoices, '#description' => t('The medium sized date display.')
);
$form['dates']['date_format_long'] = array(
'#type' => 'select', '#title' => t('Long date format'), '#default_value' => variable_get('date_format_long', $datelong[0]),
'#options' => $datelongchoices, '#description' => t('Longer date format used for detailed display.')
);
$form['dates']['date_first_day'] = array(
'#type' => 'select', '#title' => t('First day of week'), '#default_value' => variable_get('date_first_day', 0),
'#options' => array(0 => t('Sunday'), 1 => t('Monday'), 2 => t('Tuesday'), 3 => t('Wednesday'), 4 => t('Thursday'), 5 => t('Friday'), 6 => t('Saturday')),
'#description' => t('The first day of the week for calendar views.')
);
$form['site_status'] = array(
'#type' => 'fieldset',
'#title' => t('Site maintenance'),
'#collapsible' => TRUE,
'#collapsed' => TRUE);
$form['site_status']['site_offline'] = array(
'#type' => 'radios',
'#title' => t('Site status'),
'#default_value' => variable_get('site_offline', 0),
'#options' => array(t('Online'), t('Off-line')),
'#description' => t('When set to "Online", all visitors will be able to browse your site normally. When set to "Off-line", only users with the "administer site configuration" permission will be able to access your site to perform maintenance; all other visitors will see the site off-line message configured below. Authorized users can log in during "Off-line" mode directly via the <a href="%user-login">user login</a> page.', array('%user-login' => url('user'))),
);
$form['site_status']['site_offline_message'] = array(
'#type' => 'textarea',
'#title' => t('Site off-line message'),
'#default_value' => variable_get('site_offline_message', t('%site is currently under maintenance. We should be back shortly. Thank you for your patience.', array('%site' => variable_get('site_name', t('This Drupal site'))))),
'#description' => t('Message to show visitors when the site is in off-line mode.')
);
$form['strings'] = array('#type' => 'fieldset', '#title' => t('String handling'), '#collapsible' => TRUE, '#collapsed' => TRUE);
$form['strings'] = array_merge($form['strings'], unicode_settings());
$form['cron'] = array('#type' => 'fieldset', '#title' => t('Cron jobs'), '#collapsible' => TRUE, '#collapsed' => TRUE);
$form['cron'] = array_merge($form['cron'], system_cron_settings());
if (function_exists('db_check_setup') && empty($_POST)) {
db_check_setup();
}
return $form;
}
function system_check_directory($form_element) {
file_check_directory($form_element['#value'], FILE_CREATE_DIRECTORY, $form_element['#parents'][0]);
return $form_element;
}
function system_cron_settings() {
$cron_last = variable_get('cron_last', NULL);
if (is_numeric($cron_last)) {
$status = t('Cron is running. The last cron job ran %time ago.', array('%time' => format_interval(time() - $cron_last)));
}
else {
$status = t('Cron has not run. It appears cron jobs have not been setup on your system. Please check the help pages for <a href="%url">configuring cron jobs</a>.', array('%url' => 'http://drupal.org/cron'));
}
$form['settings'] = array('#type' => 'item', '#value' => $status);
return $form;
}
function system_get_files_database(&$files, $type) {
$result = db_query("SELECT filename, name, type, status, throttle, schema_version FROM {system} WHERE type = '%s'", $type);
while ($file = db_fetch_object($result)) {
if (isset($files[$file->name]) && is_object($files[$file->name])) {
$file->old_filename = $file->filename;
foreach ($file as $key => $value) {
if (!isset($files[$file->name]) || !isset($files[$file->name]->$key)) {
$files[$file->name]->$key = $value;
}
}
}
}
}
function system_theme_data() {
$themes = system_listing('\.theme$', 'themes');
$engines = system_listing('\.engine$', 'themes/engines');
foreach (array_keys($themes) as $key) {
drupal_get_filename('theme', $themes[$key]->name, $themes[$key]->filename);
drupal_load('theme', $themes[$key]->name);
$themes[$key]->owner = $themes[$key]->filename;
$themes[$key]->prefix = $key;
}
db_query("DELETE FROM {system} WHERE type = 'theme_engine'");
foreach ($engines as $engine) {
drupal_get_filename('theme_engine', $engine->name, $engine->filename);
drupal_load('theme_engine', $engine->name);
db_query("INSERT INTO {system} (name, type, filename, status, throttle, bootstrap) VALUES ('%s', '%s', '%s', %d, %d, %d)", $engine->name, 'theme_engine', $engine->filename, 1, 0, 0);
foreach (call_user_func($engine->name . '_templates') as $template) {
if (array_key_exists($template->name, $themes)) {
$themes[$template->name]->template = TRUE;
$themes[$template->name]->owner = $engine->filename;
$themes[$template->name]->prefix = $engine->name;
}
else {
$template->template = TRUE;
$template->name = basename(dirname($template->filename));
$template->owner = $engine->filename;
$template->prefix = $engine->name;
$themes[$template->name] = $template;
}
}
}
foreach ($themes as $theme) {
foreach (file_scan_directory(dirname($theme->filename), 'style.css$') as $style) {
$style->style = TRUE;
$style->template = isset($theme->template) ? $theme->template : FALSE;
$style->name = basename(dirname($style->filename));
$style->owner = $theme->filename;
$style->prefix = $theme->template ? $theme->prefix : $theme->name;
if (array_key_exists($style->name, $themes)) {
continue;
}
$themes[$style->name] = $style;
}
}
system_get_files_database($themes, 'theme');
db_query("DELETE FROM {system} WHERE type = 'theme'");
foreach ($themes as $theme) {
db_query("INSERT INTO {system} (name, description, type, filename, status, throttle, bootstrap) VALUES ('%s', '%s', '%s', '%s', %d, %d, %d)", $theme->name, $theme->owner, 'theme', $theme->filename, $theme->status, 0, 0);
}
return $themes;
}
function system_region_list($theme_key) {
static $list = array();
if (!array_key_exists($theme_key, $list)) {
$theme = db_fetch_object(db_query("SELECT * FROM {system} WHERE type = 'theme' AND name = '%s'", $theme_key));
if (strpos($theme->filename, '.css')) {
return system_region_list(basename(dirname($theme->description)));
}
if (file_exists($file = dirname($theme->filename) .'/' . $theme_key . '.theme')) {
include_once "./$file";
}
$regions = array();
if (function_exists($theme_key . '_regions')) {
$regions = call_user_func($theme_key . '_regions');
}
else if (strpos($theme->description, '.engine')) {
include_once './' . $theme->description;
$theme_engine = basename($theme->description, '.engine');
$regions = function_exists($theme_engine . '_regions') ? call_user_func($theme_engine . '_regions') : array();
}
$list[$theme_key] = $regions;
}
return $list[$theme_key];
}
function system_default_region($theme) {
$regions = array_keys(system_region_list($theme));
return $regions[0];
}
function system_listing($mask, $directory, $key = 'name', $min_depth = 1) {
$config = conf_path();
$searchdir = array($directory);
$files = array();
if (file_exists("$config/$directory")) {
$searchdir[] = "$config/$directory";
}
foreach ($searchdir as $dir) {
$files = array_merge($files, file_scan_directory($dir, $mask, array('.', '..', 'CVS'), 0, TRUE, $key, $min_depth));
}
return $files;
}
function system_initialize_theme_blocks($theme) {
if (!(db_num_rows(db_query("SELECT module FROM {blocks} WHERE theme = '%s'", $theme)))) {
$default_theme = variable_get('theme_default', 'bluemarine');
$regions = system_region_list($theme);
$result = db_query("SELECT * FROM {blocks} WHERE theme = '%s'", $default_theme);
while($block = db_fetch_array($result)) {
if (!array_key_exists($block['region'], $regions)) {
$block['region'] = system_default_region($theme);
}
db_query("INSERT INTO {blocks} (module, delta, theme, status, weight, region, visibility, pages, custom, throttle) VALUES ('%s', '%s', '%s', %d, %d, '%s', %d, '%s', %d, %d)",
$block['module'], $block['delta'], $theme, $block['status'], $block['weight'], $block['region'], $block['visibility'], $block['pages'], $block['custom'], $block['throttle']);
}
}
}
function system_settings_form($form_id, $form) {
$form['buttons']['submit'] = array('#type' => 'submit', '#value' => t('Save configuration') );
$form['buttons']['reset'] = array('#type' => 'submit', '#value' => t('Reset to defaults') );
if (!empty($_POST) && form_get_errors()) {
drupal_set_message(t('The settings have not been saved because of the errors.'), 'error');
}
return drupal_get_form($form_id, $form, 'system_settings_form');
}
function system_theme_settings_submit($form_id, $values) {
$op = isset($_POST['op']) ? $_POST['op'] : '';
$key = $values['var'];
unset($values['var'], $values['submit'], $values['reset'], $values['form_id'], $values['op'], $values['form_token']);
if ($op == t('Reset to defaults')) {
variable_del($key);
drupal_set_message(t('The configuration options have been reset to their default values.'));
}
else {
variable_set($key, $values);
drupal_set_message(t('The configuration options have been saved.'));
}
}
function system_settings_form_submit($form_id, $values) {
$op = isset($_POST['op']) ? $_POST['op'] : '';
unset($values['submit'], $values['reset'], $values['form_id'], $values['form_token']);
foreach ($values as $key => $value) {
if ($op == t('Reset to defaults')) {
variable_del($key);
}
else {
if (is_array($value) && isset($values['array_filter'])) {
$value = array_keys(array_filter($value));
}
variable_set($key, $value);
}
}
if ($op == t('Reset to defaults')) {
drupal_set_message(t('The configuration options have been reset to their default values.'));
}
else {
drupal_set_message(t('The configuration options have been saved.'));
}
menu_rebuild();
}
function system_themes() {
$themes = system_theme_data();
ksort($themes);
foreach ($themes as $info) {
$info->screenshot = dirname($info->filename) . '/screenshot.png';
$screenshot = file_exists($info->screenshot) ? theme('image', $info->screenshot, t('Screenshot for %theme theme', array('%theme' => $info->name)), '', array('class' => 'screenshot'), false) : t('no screenshot');
$form[$info->name]['screenshot'] = array('#type' => 'markup', '#value' => $screenshot);
$form[$info->name]['description'] = array('#type' => 'item', '#title' => $info->name, '#value' => dirname($info->filename));
$options[$info->name] = '';
if ($info->status) {
$status[] = $info->name;
}
if ($info->status && (function_exists($info->prefix . '_settings') || function_exists($info->prefix . '_features'))) {
$form[$info->name]['operations'] = array('#type' => 'markup', '#value' => l(t('configure'), 'admin/themes/settings/' . $info->name) );
}
else {
$form[$info->name]['operations'] = array();
}
}
$form['status'] = array('#type' => 'checkboxes', '#options' => $options, '#default_value' => $status);
$form['theme_default'] = array('#type' => 'radios', '#options' => $options, '#default_value' => variable_get('theme_default', 'bluemarine'));
$form['buttons']['submit'] = array('#type' => 'submit', '#value' => t('Save configuration') );
$form['buttons']['reset'] = array('#type' => 'submit', '#value' => t('Reset to defaults') );
return drupal_get_form('system_themes', $form);
}
function theme_system_themes($form) {
foreach (element_children($form) as $key) {
$row = array();
if (is_array($form[$key]['description'])) {
$row[] = form_render($form[$key]['screenshot']);
$row[] = form_render($form[$key]['description']);
$row[] = array('data' => form_render($form['status'][$key]), 'align' => 'center');
if ($form['theme_default']) {
$row[] = array('data' => form_render($form['theme_default'][$key]), 'align' => 'center');
$row[] = array('data' => form_render($form[$key]['operations']), 'align' => 'center');
}
}
$rows[] = $row;
}
$header = array(t('Screenshot'), t('Name'), t('Enabled'), t('Default'), t('Operations'));
$output = theme('table', $header, $rows);
$output .= form_render($form);
return $output;
}
function system_themes_submit($form_id, $values) {
db_query("UPDATE {system} SET status = 0 WHERE type = 'theme'");
if ($_POST['op'] == t('Save configuration')) {
if (is_array($values['status'])) {
foreach ($values['status'] as $key => $choice) {
if ($choice || $values['theme_default'] == $key) {
if (db_num_rows(db_query("SELECT status FROM {system} WHERE type = 'theme' AND name = '%s' AND status = 0", $key))) {
system_initialize_theme_blocks($key);
}
db_query("UPDATE {system} SET status = 1 WHERE type = 'theme' and name = '%s'", $key);
}
}
}
variable_set('theme_default', $values['theme_default']);
}
else {
variable_del('theme_default');
db_query("UPDATE {system} SET status = 1 WHERE type = 'theme' AND name = 'bluemarine'");
}
menu_rebuild();
drupal_set_message(t('The configuration options have been saved.'));
return 'admin/themes';
}
function system_modules() {
$files = system_listing('\.module$', 'modules', 'name', 0);
system_get_files_database($files, 'module');
ksort($files);
foreach ($files as $filename => $file) {
drupal_get_filename('module', $file->name, $file->filename);
drupal_load('module', $file->name);
$file->description = module_invoke($file->name, 'help', 'admin/modules#description');
$form['name'][$file->name] = array('#value' => $file->name);
$form['description'][$file->name] = array('#value' => $file->description);
$options[$file->name] = '';
if ($file->status) {
$status[] = $file->name;
}
if ($file->throttle) {
$throttle[] = $file->name;
}
$bootstrap = 0;
foreach (bootstrap_hooks() as $hook) {
if (module_hook($file->name, $hook)) {
$bootstrap = 1;
break;
}
}
if (isset($file->status) || (isset($file->old_filename) && $file->old_filename != $file->filename)) {
db_query("UPDATE {system} SET description = '%s', name = '%s', bootstrap = %d, filename = '%s' WHERE filename = '%s'", $file->description, $file->name, $bootstrap, $file->filename, $file->old_filename);
}
else {
db_query("INSERT INTO {system} (name, description, type, filename, status, throttle, bootstrap) VALUES ('%s', '%s', '%s', '%s', %d, %d, %d)", $file->name, $file->description, 'module', $file->filename, $file->status, $file->throttle, $bootstrap);
}
}
$form['status'] = array('#type' => 'checkboxes', '#default_value' => $status, '#options' => $options);
$required = array('block', 'filter', 'node', 'system', 'user', 'watchdog');
foreach ($required as $require) {
$form['status'][$require] = array('#type' => 'hidden', '#value' => 1, '#suffix' => t('required'));
}
if (module_exist('throttle')) {
$form['throttle'] = array('#type' => 'checkboxes', '#default_value' => $throttle, '#options' => $options);
$throttle_required = array_merge($required, array('throttle'));
foreach ($throttle_required as $require) {
$form['throttle'][$require] = array('#type' => 'hidden', '#value' => 0, '#suffix' => t('required'));
}
}
$form['buttons']['submit'] = array('#type' => 'submit', '#value' => t('Save configuration'));
return drupal_get_form('system_modules', $form);
}
function theme_system_modules($form) {
foreach (element_children($form['name']) as $key) {
$row = array();
$row[] = form_render($form['name'][$key]);
$row[] = form_render($form['description'][$key]);
$row[] = array('data' => form_render($form['status'][$key]), 'align' => 'center');
if (module_exist('throttle')) {
$row[] = array('data' => form_render($form['throttle'][$key]), 'align' => 'center');
}
$rows[] = $row;
}
$header = array(t('Name'), t('Description'), t('Enabled'));
if (module_exist('throttle')) {
$header[] = t('Throttle');
}
$output = theme('table', $header, $rows);
$output .= form_render($form);
return $output;
}
function system_modules_submit($form_id, $edit) {
db_query("UPDATE {system} SET status = 0, throttle = 0 WHERE type = 'module'");
$new_modules = array();
foreach ($edit['status'] as $key => $choice) {
if ($choice) {
db_query("UPDATE {system} SET status = 1 WHERE type = 'module' AND name = '%s'", $key);
if (!module_exist($key)) {
$new_modules[] = $key;
}
}
}
if (is_array($edit['throttle'])) {
foreach ($edit['throttle'] as $key => $choice) {
if ($choice) {
db_query("UPDATE {system} SET throttle = 1 WHERE type = 'module' and name = '%s'", $key);
}
}
}
module_list(TRUE, FALSE);
include_once './includes/install.inc';
foreach ($new_modules as $module) {
$versions = drupal_get_schema_versions($module);
if (drupal_get_installed_schema_version($module) == SCHEMA_UNINSTALLED) {
drupal_set_installed_schema_version($module, $versions ? max($versions) : SCHEMA_INSTALLED);
module_invoke($module, 'install');
}
}
menu_rebuild();
drupal_set_message(t('The configuration options have been saved.'));
return 'admin/modules';
}
function system_site_settings($module = NULL) {
if ($module) {
$form = module_invoke($module, 'settings');
}
else {
$form = system_view_general();
$module = 'system';
}
return system_settings_form($module . '_settings_form', $form);
}
function system_theme_settings($key = '') {
$directory_path = file_directory_path();
file_check_directory($directory_path, FILE_CREATE_DIRECTORY, 'file_directory_path');
if ($key) {
$settings = theme_get_settings($key);
$var = str_replace('/', '_', 'theme_'. $key .'_settings');
$themes = system_theme_data();
$features = function_exists($themes[$key]->prefix . '_features') ? call_user_func($themes[$key]->prefix . '_features') : array();
}
else {
$settings = theme_get_settings('');
$var = 'theme_settings';
}
$form['var'] = array('#type' => 'hidden', '#value' => $var);
if ($file = file_check_upload('logo_upload')) {
if ($info = image_get_info($file->filepath)) {
$parts = pathinfo($file->filename);
$filename = ($key) ? str_replace('/', '_', $key) . '_logo.' . $parts['extension'] : 'logo.' . $parts['extension'];
if ($file = file_save_upload('logo_upload', $filename, 1)) {
$_POST['edit']['default_logo'] = 0;
$_POST['edit']['logo_path'] = $file->filepath;
$_POST['edit']['toggle_logo'] = 1;
}
}
else {
form_set_error('file_upload', t('Only JPEG, PNG and GIF images are allowed to be used as logos.'));
}
}
if ($file = file_check_upload('favicon_upload')) {
$parts = pathinfo($file->filename);
$filename = ($key) ? str_replace('/', '_', $key) . '_favicon.' . $parts['extension'] : 'favicon.' . $parts['extension'];
if ($file = file_save_upload('favicon_upload', $filename, 1)) {
$_POST['edit']['default_favicon'] = 0;
$_POST['edit']['favicon_path'] = $file->filepath;
$_POST['edit']['toggle_favicon'] = 1;
}
}
$toggles = array(
'toggle_logo' => t('Logo'),
'toggle_name' => t('Site name'),
'toggle_slogan' => t('Site slogan'),
'toggle_mission' => t('Mission statement'),
'toggle_node_user_picture' => t('User pictures in posts'),
'toggle_comment_user_picture' => t('User pictures in comments'),
'toggle_search' => t('Search box'),
'toggle_favicon' => t('Shortcut icon')
);
$disabled = array();
if (!variable_get('user_pictures', 0)) {
$disabled['toggle_node_user_picture'] = true;
$disabled['toggle_comment_user_picture'] = true;
}
if (!module_exist('search')) {
$disabled['toggle_search'] = true;
}
$form['theme_settings'] = array(
'#type' => 'fieldset',
'#title' => t('Toggle display'),
'#description' => t('Enable or disable the display of certain page elements.'),
);
foreach ($toggles as $name => $title) {
if ((!$key) || in_array($name, $features)) {
$form['theme_settings'][$name] = array('#type' => 'checkbox', '#title' => $title, '#default_value' => $settings[$name]);
if (isset($disabled[$name])) {
$form['theme_settings'][$name]['#attributes'] = array('disabled' => 'disabled');
}
}
}
if (!$key) {
$form['theme_settings'] += array(
'#prefix' => '<div class="theme-settings-left">',
'#suffix' => '</div>',
);
$node_types = module_invoke('node', 'get_types');
if ($node_types) {
$form['node_info'] = array(
'#type' => 'fieldset',
'#title' => t('Display post information on'),
'#description' => t('Enable or disable the <em>submitted by Username on date</em> text when displaying posts of the following type.'),
'#prefix' => '<div class="theme-settings-right">',
'#suffix' => '</div>',
);
foreach ($node_types as $type => $name) {
$form['node_info']["toggle_node_info_$type"] = array('#type' => 'checkbox', '#title' => $name, '#default_value' => $settings["toggle_node_info_$type"]);
}
}
}
if ((!$key) || in_array('toggle_logo', $features)) {
$form['logo'] = array(
'#type' => 'fieldset',
'#title' => t('Logo image settings'),
'#description' => t('If toggled on, the following logo will be displayed.'),
'#attributes' => array('class' => 'theme-settings-bottom'),
);
$form['logo']["default_logo"] = array(
'#type' => 'checkbox',
'#title' => t('Use the default logo'),
'#default_value' => $settings['default_logo'],
'#tree' => FALSE,
'#description' => t('Check here if you want the theme to use the logo supplied with it.')
);
$form['logo']['logo_path'] = array(
'#type' => 'textfield',
'#title' => t('Path to custom logo'),
'#default_value' => $settings['logo_path'],
'#description' => t('The path to the file you would like to use as your logo file instead of the default logo.'));
$form['logo']['logo_upload'] = array(
'#type' => 'file',
'#title' => t('Upload logo image'),
'#maxlength' => 40,
'#description' => t("If you don't have direct file access to the server, use this field to upload your logo.")
);
}
if ((!$key) || in_array('toggle_favicon', $features)) {
$form['favicon'] = array('#type' => 'fieldset', '#title' => t('Shortcut icon settings'));
$form['favicon']['text'] = array('#value' => t('Your shortcut icon or \'favicon\' is displayed in the address bar and bookmarks of most browsers.'));
$form['favicon']['default_favicon'] = array(
'#type' => 'checkbox',
'#title' => t('Use the default shortcut icon.'),
'#default_value' => $settings['default_favicon'],
'#description' => t('Check here if you want the theme to use the default shortcut icon.')
);
$form['favicon']['favicon_path'] = array(
'#type' => 'textfield',
'#title' => t('Path to custom icon'),
'#default_value' => $settings['favicon_path'],
'#description' => t('The path to the image file you would like to use as your custom shortcut icon.')
);
$form['favicon']['favicon_upload'] = array(
'#type' => 'file',
'#title' => t('Upload icon image'),
'#description' => t("If you don't have direct file access to the server, use this field to upload your shortcut icon.")
);
}
if ($key) {
$function = $themes[$key]->prefix .'_settings';
if (function_exists($function)) {
if ($themes[$key]->template) {
$form['specific'] = array('#type' => 'fieldset', '#title' => t('Engine-specific settings'), '#description' => t('These settings only exist for all the templates and styles based on the %engine theme engine.', array('%engine' => $themes[$key]->prefix)));
}
else {
$form['specific'] = array('#type' => 'fieldset', '#title' => t('Theme-specific settings'), '#description' => t('These settings only exist for the %theme theme and all the styles based on it.', array('%theme' => $themes[$key]->prefix)));
}
$group = $function();
$form['specific'] = array_merge($form['specific'], (is_array($group) ? $group : array()));
}
}
$form['#attributes'] = array('enctype' => 'multipart/form-data');
return system_settings_form('system_theme_settings', $form);
}
function confirm_form($form_id, $form, $question, $path, $description = NULL, $yes = NULL, $no = NULL, $name = 'confirm') {
$description = ($description) ? $description : t('This action cannot be undone.');
drupal_set_title($question);
$form['#attributes'] = array('class' => 'confirmation');
$form['description'] = array('#value' => $description);
$form[$name] = array('#type' => 'hidden', '#value' => 1);
$form['actions'] = array('#prefix' => '<div class="container-inline">', '#suffix' => '</div>');
$form['actions']['submit'] = array('#type' => 'submit', '#value' => $yes ? $yes : t('Confirm'));
$form['actions']['cancel'] = array('#value' => l($no ? $no : t('Cancel'), $path));
return drupal_get_form($form_id, $form, 'confirm_form');
}
