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Introduce WP_User::for_blog() and current_user_can_for_blog() to avoid calls to WP_User::_init_caps(). fixes #11781

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git-svn-id: https://develop.svn.wordpress.org/trunk@12796 602fd350-edb4-49c9-b593-d223f7449a82
This commit is contained in:
Ryan Boren
2010-01-22 17:27:28 +00:00
parent ffd8c38ae1
commit 57577592b6
3 changed files with 51 additions and 4 deletions
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wp-includes/capabilities.php
+47
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@@ -755,6 +755,23 @@ class WP_User {
return 'level_' . $level;
}
/**
* Set the blog to operate on. Defaults to the current blog.
*
* @since 3.0
*
* @param int $blog_id Optional Blog ID, defaults to current blog.
*/
function for_blog( $blog_id = '' ) {
global $wpdb;
if ( !empty($blog_id) ) {
$cap_key = $wpdb->get_blog_prefix( $blog_id );
$cap_key. 'capabilities';
} else {
$cap_key = '';
}
$this->_init_caps($cap_key);
}
}
/**
@@ -1017,6 +1034,36 @@ function current_user_can( $capability ) {
return call_user_func_array( array( &$current_user, 'has_cap' ), $args );
}
/**
* Whether current user has a capability or role for a given blog.
*
* @since 2.0.0
*
* @param int $blog_id Blog ID
* @param string $capability Capability or role name.
* @return bool
*/
function current_user_can_for_blog( $blog_id, $capability ) {
$current_user = wp_get_current_user();
if ( is_multisite() && is_super_admin() )
return true;
if ( empty( $current_user ) )
return false;
// Create new object to avoid stomping the global current_user.
$user = new WP_User( $current_user->id) ;
// Set the blog id. @todo add blog id arg to WP_User constructor?
$user->for_blog( $blog_id );
$args = array_slice( func_get_args(), 2 );
$args = array_merge( array( $capability ), $args );
return call_user_func_array( array( &$user, 'has_cap' ), $args );
}
/**
* Whether author of supplied post has capability or role.
*