diff --git a/plugins/page_manager/tasks/nodedraft.inc b/plugins/page_manager/tasks/nodedraft.inc new file mode 100644 index 0000000..26a5fc3 --- /dev/null +++ b/plugins/page_manager/tasks/nodedraft.inc @@ -0,0 +1,133 @@ + 'page', + + 'title' => t('Node Draft'), + 'admin title' => t('The draft page for moderated nodes.'), + 'admin description' => t('When enabled, this overrides the default node view at node/%node/draft'), + 'admin path' => 'node/%node/draft', + + // Menu hooks so that we can alter the node/%node menu entry to point to us. + 'hook menu alter' => 'workbench_moderation_nodedraft_menu_alter', + + // This is task uses 'context' handlers and must implement these to give the + // handler data it needs. + 'handler type' => 'context', + 'get arguments' => 'workbench_moderation_nodedraft_get_arguments', + 'get context placeholders' => 'workbench_moderation_nodedraft_get_contexts', + + // Allow this to be enabled or disabled: + 'disabled' => variable_get('workbench_moderation_nodedraft_disabled', TRUE), + 'enable callback' => 'workbench_moderation_nodedraft_enable', + ); +} + +/** + * Callback defined by workbench_moderation_nodedraft_page_manager_tasks(). + * + * Alter menu item so that admin/workbench comes here. + */ +function workbench_moderation_nodedraft_menu_alter(&$items, $task) { + + if (variable_get('workbench_moderation_nodedraft_disabled', TRUE)) { + return; + } + + $callback = $items['node/%node/draft']['page callback']; + // Override the node edit handler for our purpose. + if ($callback == 'workbench_moderation_node_view_draft' || variable_get('page_manager_override_anyway', FALSE)) { + $items['node/%node/draft']['page callback'] = 'workbench_moderation_nodedraft'; + $items['node/%node/draft']['file path'] = $task['path']; + $items['node/%node/draft']['file'] = $task['file']; + } + + else { + //variable_set('workbench_moderation_nodedraft_disabled', TRUE); + if (!empty($GLOBALS['page_manager_enabling_workbench'])) { + drupal_set_message(t('Page manager module is unable to enable Workbench Moderation Draft Node because some other module already has overridden with %callback.', array('%callback' => $callback)), 'warning'); + } + return; + } +} + +/** + * Entry point for our overridden My Workbench. + * + * This function asks its assigned handlers who, if anyone, would like + * to run with it. If no one does, it passes through to the main node draft page. + */ +function workbench_moderation_nodedraft($node) { + // Load my task plugin + $task = page_manager_get_task('nodedraft'); + + // Get the most recent revision to pass to the task handler. + $current_node = workbench_moderation_node_current_load($node); + + // Load the node into a context. + ctools_include('context'); + ctools_include('context-task-handler'); + $contexts = ctools_context_handler_get_task_contexts($task, '', array($current_node)); + + $output = ctools_context_handler_render($task, '', $contexts, array($current_node->nid)); + if ($output !== FALSE) { + return $output; + } + + module_load_include('inc', 'workbench_moderation', 'workbench_moderation.node'); + $function = 'workbench_moderation_node_view_draft'; + foreach (module_implements('page_manager_override') as $module) { + $call = $module . '_page_manager_override'; + if (($rc = $call('workbench')) && function_exists($rc)) { + $function = $rc; + break; + } + } + + // Otherwise, fall back. + return $function($node); +} + +/** + * Callback to enable/disable the page from the UI. + */ +function workbench_moderation_nodedraft_enable($cache, $status) { + variable_set('workbench_moderation_nodedraft_disabled', $status); + // Set a global flag so that the menu routine knows it needs + // to set a message if enabling cannot be done. + if (!$status) { + $GLOBALS['page_manager_enabling_workbench'] = TRUE; + } +} + +/** + * Callback to get arguments provided by this task handler. + * + * Since this is the node view and there is no UI on the arguments, we + * create dummy arguments that contain the needed data. + */ +function workbench_moderation_nodedraft_get_arguments($task, $subtask_id) { + return array( + array( + 'keyword' => 'node', + 'identifier' => t('Node draft being viewed'), + 'id' => 1, + 'name' => 'entity_id:node', + 'settings' => array(), + ), + ); +} + +/** + * Callback to get context placeholders provided by this handler. + */ +function workbench_moderation_nodedraft_get_contexts($task, $subtask_id) { + return ctools_context_get_placeholders_from_argument(page_manager_node_view_get_arguments($task, $subtask_id)); +} diff --git a/workbench_moderation.module b/workbench_moderation.module index fceff91..54ea47f 100644 --- a/workbench_moderation.module +++ b/workbench_moderation.module @@ -1789,3 +1789,23 @@ function workbench_moderation_workbench_block() { return $output; } + +/** + * Implements hook_ctools_plugin_directory() to let the system know + * where our task and task_handler plugins are. + */ +function workbench_moderation_ctools_plugin_directory($owner, $plugin_type) { + if ($owner == 'page_manager') { + return 'plugins/page_manager/' . $plugin_type; + } +} + +/** + * Implements hook_ctools_plugin_api(). + */ +function workbench_moderation_ctools_plugin_api($module, $api) { + + if ($module == 'page_manager' && $api == 'pages_default') { + return array('version' => 1); + } +} diff --git a/workbench_moderation.node.inc b/workbench_moderation.node.inc index a9435bc..03782a4 100644 --- a/workbench_moderation.node.inc +++ b/workbench_moderation.node.inc @@ -30,8 +30,17 @@ function workbench_moderation_node_current_view($node) { * A fully themed node page. */ function workbench_moderation_node_view_draft($node) { + + $router_item = menu_get_item('node/' . $node->nid); + if ($router_item['include_file']) { + require_once DRUPAL_ROOT . '/' . $router_item['include_file']; + } + $current_node = workbench_moderation_node_current_load($node); - return node_page_view($current_node); + // Call whatever function is assigned to the main node path but pass the + // current node as an argument. This approach allows for the reuse of of Panel + // definition acting on node/%node. + return $router_item['page_callback']($current_node); } /**