danielebarchiesi@0: <?php
danielebarchiesi@0: 
danielebarchiesi@0: /**
danielebarchiesi@0:  * @file
danielebarchiesi@0:  *
danielebarchiesi@0:  * Plugin to provide an argument handler for a username
danielebarchiesi@0:  */
danielebarchiesi@0: 
danielebarchiesi@0: /**
danielebarchiesi@0:  * Plugins are described by creating a $plugin array which will be used
danielebarchiesi@0:  * by the system that includes this file.
danielebarchiesi@0:  */
danielebarchiesi@0: $plugin = array(
danielebarchiesi@0:   'title' => t("User: name"),
danielebarchiesi@0:   // keyword to use for %substitution
danielebarchiesi@0:   'keyword' => 'user',
danielebarchiesi@0:   'description' => t('Creates a user context from a user name.'),
danielebarchiesi@0:   'context' => 'ctools_argument_user_name_context',
danielebarchiesi@0:   'placeholder form' => array(
danielebarchiesi@0:     '#type' => 'textfield',
danielebarchiesi@0:     '#description' => t('Enter the username of a user for this argument'),
danielebarchiesi@0:   ),
danielebarchiesi@0: );
danielebarchiesi@0: 
danielebarchiesi@0: /**
danielebarchiesi@0:  * Discover if this argument gives us the user we crave.
danielebarchiesi@0:  */
danielebarchiesi@0: function ctools_argument_user_name_context($arg = NULL, $conf = NULL, $empty = FALSE) {
danielebarchiesi@0:   // If unset it wants a generic, unfilled context.
danielebarchiesi@0:   if ($empty) {
danielebarchiesi@0:     return ctools_context_create_empty('user');
danielebarchiesi@0:   }
danielebarchiesi@0: 
danielebarchiesi@0:   // We can accept either a node object or a pure nid.
danielebarchiesi@0:   if (is_object($arg)) {
danielebarchiesi@0:     return ctools_context_create('user', $arg);
danielebarchiesi@0:   }
danielebarchiesi@0: 
danielebarchiesi@0:   $account = user_load_by_name($arg);
danielebarchiesi@0:   if (!$account) {
danielebarchiesi@0:     return NULL;
danielebarchiesi@0:   }
danielebarchiesi@0:   return ctools_context_create('user', $account);
danielebarchiesi@0: }
danielebarchiesi@0: 
danielebarchiesi@0: 
danielebarchiesi@0: