function ctools_context_handler_render_handler

Render a task handler.

File

includes/context-task-handler.inc, line 98

Code

function ctools_context_handler_render_handler($task, $subtask, $handler, $contexts, $args, $page = TRUE) {
    $function = page_manager_get_renderer($handler);
    if (!$function) {
        return NULL;
    }
    if ($page) {
        if ($subtask) {
            $task_name = page_manager_make_task_name($task['name'], $subtask['name']);
        }
        else {
            $task_name = $task['name'];
        }
        page_manager_get_current_page(array(
            'name' => $task_name,
            'task' => $task,
            'subtask' => $subtask,
            'contexts' => $contexts,
            'arguments' => $args,
            'handler' => $handler,
        ));
    }
    $info = $function($handler, $contexts, $args);
    if (!$info) {
        return NULL;
    }
    $context = array(
        'args' => $args,
        'contexts' => $contexts,
        'task' => $task,
        'subtask' => $subtask,
        'handler' => $handler,
    );
    drupal_alter('ctools_render', $info, $page, $context);
    // If we don't own the page, let the caller deal with rendering.
    if (!$page) {
        return $info;
    }
    if (!empty($info['response code']) && $info['response code'] != 200) {
        switch ($info['response code']) {
            case 403:
                return MENU_ACCESS_DENIED;
            case 404:
                return MENU_NOT_FOUND;
            case 410:
                drupal_add_http_header('Status', '410 Gone');
                drupal_exit();
                break;
            case 301:
            case 302:
            case 303:
            case 304:
            case 305:
            case 307:
                $info += array(
                    'query' => array(),
                    'fragment' => '',
                );
                $options = array(
                    'query' => $info['query'],
                    'fragment' => $info['fragment'],
                );
                drupal_goto($info['destination'], $options, $info['response code']);
        }
    }
    $plugin = page_manager_get_task_handler($handler->handler);
    if (module_exists('contextual') && user_access('access contextual links') && isset($handler->task)) {
        // Provide a contextual link to edit this, if we can:
        $callback = isset($plugin['contextual link']) ? $plugin['contextual link'] : 'ctools_task_handler_default_contextual_link';
        if ($callback && function_exists($callback)) {
            $links = $callback($handler, $plugin, $contexts, $args);
        }
        if (!empty($links) && is_array($links)) {
            $build = array(
                '#theme_wrappers' => array(
                    'container',
                ),
                '#attributes' => array(
                    'class' => array(
                        'contextual-links-region',
                    ),
                ),
            );
            if (!is_array($info['content'])) {
                $build['content']['#markup'] = $info['content'];
            }
            else {
                $build['content'] = $info['content'];
            }
            $build['contextual_links'] = array(
                '#prefix' => '<div class="contextual-links-wrapper">',
                '#suffix' => '</div>',
                '#theme' => 'links__contextual',
                '#links' => $links,
                '#attributes' => array(
                    'class' => array(
                        'contextual-links',
                    ),
                ),
                '#attached' => array(
                    'library' => array(
                        array(
                            'contextual',
                            'contextual-links',
                        ),
                    ),
                ),
            );
            $info['content'] = $build;
        }
    }
    foreach (ctools_context_handler_get_task_arguments($task, $subtask) as $id => $argument) {
        $plugin = ctools_get_argument($argument['name']);
        $cid = ctools_context_id($argument, 'argument');
        if (!empty($contexts[$cid]) && ($function = ctools_plugin_get_function($plugin, 'breadcrumb'))) {
            $function($argument['settings'], $contexts[$cid]);
        }
    }
    if (isset($info['title'])) {
        drupal_set_title($info['title'], PASS_THROUGH);
    }
    // Only directly output if $page was set to true.
    if (!empty($info['no_blocks'])) {
        ctools_set_no_blocks(FALSE);
    }
    return $info['content'];
}