user_name.inc

<?php


/**
 * @file
 * Plugin to provide an argument handler for a username.
 */

/**
 * Plugins are described by creating a $plugin array which will be used
 * by the system that includes this file.
 */
$plugin = array(
    'title' => t("User: name"),
    // Keyword to use for %substitution.
'keyword' => 'user',
    'description' => t('Creates a user context from a user name.'),
    'context' => 'ctools_argument_user_name_context',
    'placeholder form' => array(
        '#type' => 'textfield',
        '#description' => t('Enter the username of a user for this argument'),
    ),
);

/**
 * Discover if this argument gives us the user we crave.
 */
function ctools_argument_user_name_context($arg = NULL, $conf = NULL, $empty = FALSE) {
    // If unset it wants a generic, unfilled context.
    if ($empty) {
        return ctools_context_create_empty('user');
    }
    // We can accept either a node object or a pure nid.
    if (is_object($arg)) {
        return ctools_context_create('user', $arg);
    }
    $account = user_load_by_name($arg);
    if (!$account) {
        return NULL;
    }
    return ctools_context_create('user', $account);
}