user_from_node.inc

<?php


/**
 * @file
 * Plugin to provide an relationship handler for node from user.
 */

/**
 * Plugins are described by creating a $plugin array which will be used
 * by the system that includes this file.
 */
$plugin = array(
    'title' => t('Node author'),
    'keyword' => 'user',
    'description' => t('Creates the author of a node as a user context.'),
    'required context' => new ctools_context_required(t('Node'), 'node'),
    'context' => 'ctools_user_from_node_context',
    'no ui' => TRUE,
);

/**
 * Return a new context based on an existing context.
 */
function ctools_user_from_node_context($context, $conf) {
    // If unset it wants a generic, unfilled context, which is just NULL.
    if (empty($context->data) || !isset($context->data->uid)) {
        return ctools_context_create_empty('user', NULL);
    }
    if (isset($context->data->uid)) {
        // Load the user that is the author of the node.
        $uid = $context->data->uid;
        $account = user_load($uid);
        // Send it to ctools.
        return ctools_context_create('user', $account);
    }
}