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function user_access
cis7 user.module | user_access($string, $account = NULL) |
cle7 user.module | user_access($string, $account = NULL) |
elmsmedia7 user.module | user_access($string, $account = NULL) |
icor7 user.module | user_access($string, $account = NULL) |
meedjum_blog7 user.module | user_access($string, $account = NULL) |
mooc7 user.module | user_access($string, $account = NULL) |
Determine whether the user has a given privilege.
Parameters
$string: The permission, such as "administer nodes", being checked for.
$account: (optional) The account to check, if not given use currently logged in user.
Return value
Boolean TRUE if the current user has the requested permission.
All permission checks in Drupal should go through this function. This way, we guarantee consistent behavior, and ensure that the superuser can perform all actions.
464 calls to user_access()
- accessibility_content_field_attach_view_alter in sites/
all/ modules/ ulmus/ accessibility/ modules/ accessibility_content/ accessibility_content.module - Implements hook_field_attach_view_alter().
- accessibility_content_init in sites/
all/ modules/ ulmus/ accessibility/ modules/ accessibility_content/ accessibility_content.inc - accessibility_reporting_field_attach_view_alter in sites/
all/ modules/ ulmus/ accessibility/ modules/ accessibility_reporting/ accessibility_reporting.module - Implements hook_field_attach_view_alter().
- accessibility_test_access in sites/
all/ modules/ ulmus/ accessibility/ accessibility.module - Access callback for accessibility test entities.
- accessibility_theming_page_build in sites/
all/ modules/ ulmus/ accessibility/ modules/ accessibility_theming/ accessibility_theming.module - Implements hook_init().
39 string references to 'user_access'
- advanced_help_menu_alter in sites/
all/ modules/ ulmus/ advanced_help/ advanced_help.module - Implements hook_menu_alter().
- context_ui_menu in sites/
all/ modules/ ulmus/ context/ context_ui/ context_ui.module - Implementation of hook_menu().
- data_node_menu in sites/
all/ modules/ local_contrib/ data/ data_node/ data_node.module - Implements hook_menu().
- date_popup_menu in sites/
all/ modules/ ulmus/ date/ date_popup/ date_popup.module - Implements hook_menu().
- devel_drupal_goto_alter in sites/
all/ modules/ ulmus/ devel/ devel.module - Implements hook_drupal_goto_alter().
File
- modules/
user/ user.module, line 794 - Enables the user registration and login system.
Code
function user_access($string, $account = NULL) {
global $user;
if (!isset($account)) {
$account = $user;
}
// User #1 has all privileges:
if ($account->uid == 1) {
return TRUE;
}
// To reduce the number of SQL queries, we cache the user's permissions
// in a static variable.
// Use the advanced drupal_static() pattern, since this is called very often.
static $drupal_static_fast;
if (!isset($drupal_static_fast)) {
$drupal_static_fast['perm'] = &drupal_static(__FUNCTION__);
}
$perm = &$drupal_static_fast['perm'];
if (!isset($perm[$account->uid])) {
$role_permissions = user_role_permissions($account->roles);
$perms = array();
foreach ($role_permissions as $one_role) {
$perms += $one_role;
}
$perm[$account->uid] = $perms;
}
return isset($perm[$account->uid][$string]);
}