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<?php
/**
* @file
* Dummy module implementing node access related hooks to test API interaction
* with the Node module. This module restricts view permission to those with
* a special 'node test view' permission.
*/
/**
* Implements hook_node_grants().
*/
function node_access_test_node_grants($account, $op) {
$grants = array();
if ($op == 'view' && user_access('node test view', $account)) {
$grants['node_access_test'] = array(888);
}
if ($op == 'view' && $account->uid == variable_get('node_test_node_access_all_uid', 0)) {
$grants['node_access_all'] = array(0);
}
return $grants;
}
/**
* Implements hook_node_access_records().
*/
function node_access_test_node_access_records($node) {
$grants = array();
$grants[] = array(
'realm' => 'node_access_test',
'gid' => 888,
'grant_view' => 1,
'grant_update' => 0,
'grant_delete' => 0,
'priority' => 999,
);
return $grants;
}
/**
* Implements hook_permission().
*
* Sets up permissions for this module.
*/
function node_access_test_permission() {
return array('node test view' => array('title' => 'View content'));
}
/**
* Implements hook_menu().
*
* Sets up a page that lists nodes.
*/
function node_access_test_menu() {
$items = array();
$items['node_access_test_page'] = array(
'title' => 'Node access test',
'page callback' => 'node_access_test_page',
'access arguments' => array('access content'),
'type' => MENU_SUGGESTED_ITEM,
);
$items['node_access_entity_test_page'] = array(
'title' => 'Node access test',
'page callback' => 'node_access_entity_test_page',
'access arguments' => array('access content'),
'type' => MENU_SUGGESTED_ITEM,
);
return $items;
}
/**
* Page callback for node access test page.
*
* Page should say "No nodes" if there are no nodes, and "Yes, # nodes" (with
* the number filled in) if there were nodes the user could access. Also, the
* database query is shown, and a list of the node IDs, for debugging purposes.
* And if there is a query exception, the page says "Exception" and gives the
* error.
*/
function node_access_test_page() {
$output = '';
try {
$query = db_select('node', 'mytab')
->fields('mytab');
$query->addTag('node_access');
$result = $query->execute()->fetchAll();
if (count($result)) {
$output .= '<p>Yes, ' . count($result) . ' nodes</p>';
$output .= '<ul>';
foreach ($result as $item) {
$output .= '<li>' . $item->nid . '</li>';
}
$output .= '</ul>';
}
else {
$output .= '<p>No nodes</p>';
}
$output .= '<p>' . ((string) $query ) . '</p>';
}
catch (Exception $e) {
$output = '<p>Exception</p>';
$output .= '<p>' . $e->getMessage() . '</p>';
}
return $output;
}
/**
* Page callback for node access entity test page.
*
* Page should say "No nodes" if there are no nodes, and "Yes, # nodes" (with
* the number filled in) if there were nodes the user could access. Also, the
* database query is shown, and a list of the node IDs, for debugging purposes.
* And if there is a query exception, the page says "Exception" and gives the
* error.
*/
function node_access_entity_test_page() {
$output = '';
try {
$query = new EntityFieldQuery;
$result = $query->fieldCondition('body', 'value', 'A', 'STARTS_WITH')->execute();
if (!empty($result['node'])) {
$output .= '<p>Yes, ' . count($result['node']) . ' nodes</p>';
$output .= '<ul>';
foreach ($result['node'] as $nid => $v) {
$output .= '<li>' . $nid . '</li>';
}
$output .= '</ul>';
}
else {
$output .= '<p>No nodes</p>';
}
}
catch (Exception $e) {
$output = '<p>Exception</p>';
$output .= '<p>' . $e->getMessage() . '</p>';
}
return $output;
}
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