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<?php
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// $Id: publishcontent.module,v 1.7 2009/02/24 00:44:57 malaussene Exp $
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/**
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* @file
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* Add button to publish or unpublish a node,
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* with access control based on the node type
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*/
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/**
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* Implementation of hook_menu().
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*
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* @see publishcontent_install()
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*/
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function publishcontent_menu($may_cache) {
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$items = array();
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if (!$may_cache && arg(0) == 'node' && is_numeric(arg(1))) {
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$node = node_load(arg(1));
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if ($node->nid) {
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$items[] = array(
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'path' => 'node/'. arg(1) .'/publish',
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'title' => t('Publish'),
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'callback' => 'publishcontent_toggle_status',
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'callback arguments' => array($node),
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'access' => !$node->status && _publishcontent_publish_access($node),
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'weight' => 5,
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'type' => MENU_LOCAL_TASK,
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);
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$items[] = array(
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'path' => 'node/'. arg(1) .'/unpublish',
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'title' => t('Unpublish'),
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'callback' => 'publishcontent_toggle_status',
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'callback arguments' => array($node),
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'access' => $node->status && _publishcontent_unpublish_access($node),
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'weight' => 5,
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'type' => MENU_LOCAL_TASK,
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);
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// force the access to the node
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if (!user_access('administer nodes')) {
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$items[] = array(
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'path' => 'node/'. arg(1),
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'title' => t('View'),
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'callback' => 'node_page_view',
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'callback arguments' => array($node),
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'access' => _publishcontent_view_access($node),
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'type' => MENU_CALLBACK,
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);
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}
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}
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}
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return $items;
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}
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function _publishcontent_view_access($node) {
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return user_access(' publish *all* content') ||
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user_access('unpublish *all* content') ||
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user_access(' publish '. check_plain($node->type) .' content') ||
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user_access('unpublish '. check_plain($node->type) .' content') ||
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node_access('view', $node);
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}
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function _publishcontent_publish_access($node) {
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global $user;
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return !$node->status && (user_access(' publish *all* content') ||
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(user_access(' publish own '. check_plain($node->type) .' content', $user) || $user->uid == $node->uid) ||
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user_access(' publish '. check_plain($node->type) .' content'));
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}
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function _publishcontent_unpublish_access($node) {
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global $user;
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return $node->status && (user_access('unpublish *all* content') ||
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(user_access('unpublish own '. check_plain($node->type) .' content', $user) || $user->uid == $node->uid) ||
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user_access('unpublish '. check_plain($node->type) .' content'));
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}
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/**
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* Implementation of hook_perm().
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*
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* @note: the 2 extra spaces is a hack: Drupal 5-6 user permissions page set
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* 'publish *all* content' auto-magically when 'unpublish *all* content'
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* is set.
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*/
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function publishcontent_perm() {
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$perms = array(
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' publish *all* content',
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'unpublish *all* content',
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);
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foreach (node_get_types() as $type) {
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if ($type->module == 'node') {
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$perms[] = ' publish '. check_plain($type->type) .' content';
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$perms[] = ' publish own '. check_plain($type->type) .' content';
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$perms[] = 'unpublish '. check_plain($type->type) .' content';
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$perms[] = 'unpublish own '. check_plain($type->type) .' content';
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}
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}
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return $perms;
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}
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function _publishcontent_get_message($nid, $title, $status) {
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return t($status ? '"@title" [@nid] has been published'
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: '"@title" [@nid] has been unpublished',
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array('@title' => $title, '@nid' => $nid));
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}
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/**
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* @param $node a node object
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*/
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function publishcontent_toggle_status($node) {
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$node->status = !$node->status;
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node_save($node);
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drupal_set_message(_publishcontent_get_message($node->nid, $node->title, $node->status));
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drupal_goto('node/'. $node->nid);
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}
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/**
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* Implementation of hook_simpletest().
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*/
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function publishcontent_simpletest() {
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$dir = drupal_get_path('module', 'publishcontent') .'/tests';
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$tests = file_scan_directory($dir, '\.test$');
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return array_keys($tests);
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}
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/**
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* Implementation of hook_views_tables_alter().
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* implements a a link to un/publish for views
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*/
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function publishcontent_views_tables_alter(&$tables) {
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$tables['node']['fields']['publish'] = array(
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'name' => t('Node: Publish link'),
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'handler' => array(
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'publishcontent_views_handler_node_publish_destination' => t('Return To View'),
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'publishcontent_views_handler_node_publish' => t('Return to Node')
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),
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'notafield' => TRUE,
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'addlfields' => array('type', 'uid', 'status'),
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'help' => t('Display a link to publish the node.'),
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);
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}
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/**
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* display a link to publish a node
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*/
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function publishcontent_views_handler_node_publish($fieldinfo, $fielddata, $value, $data, $destination = NULL) {
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// try to build a fake node object
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$data->type = $data->node_type;
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$data->uid = $data->node_uid;
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$data->status = $data->node_status;
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if (($data->status && _publishcontent_unpublish_access($data)) ||
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(!$data->status && _publishcontent_publish_access($data))) {
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return l(t($data->status ? 'Unpublish' : 'Publish'),
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"node/$data->nid/". ($data->status ? 'unpublish' : 'publish'),
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NULL, $destination);
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}
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}
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/**
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* display a link to edit a node with a destination return
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*/
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function publishcontent_views_handler_node_publish_destination($fieldinfo, $fielddata, $value, $data) {
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return publishcontent_views_handler_node_publish($fieldinfo, $fielddata, $value, $data, drupal_get_destination());
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}
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