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<?php
/**
* @file
* A dummy module for testing node related hooks.
*
* This is a dummy module that implements node related hooks to test API
* interaction with the Node module.
*/
/**
* Implements hook_node_load().
*/
function node_test_node_load($nodes, $types) {
// Add properties to each loaded node which record the parameters that were
// passed in to this function, so the tests can check that (a) this hook was
// called, and (b) the parameters were what we expected them to be.
$nids = array_keys($nodes);
ksort($nids);
sort($types);
foreach ($nodes as $node) {
$node->node_test_loaded_nids = $nids;
$node->node_test_loaded_types = $types;
}
}
/**
* Implements hook_node_view().
*/
function node_test_node_view($node, $view_mode) {
if ($view_mode == 'rss') {
// Add RSS elements and namespaces when building the RSS feed.
$node->rss_elements[] = array(
'key' => 'testElement',
'value' => t('Value of testElement RSS element for node !nid.', array('!nid' => $node->nid)),
);
$node->rss_namespaces['xmlns:drupaltest'] = 'http://example.com/test-namespace';
// Add content that should be displayed only in the RSS feed.
$node->content['extra_feed_content'] = array(
'#markup' => '<p>' . t('Extra data that should appear only in the RSS feed for node !nid.', array('!nid' => $node->nid)) . '</p>',
'#weight' => 10,
);
}
if ($view_mode != 'rss') {
// Add content that should NOT be displayed in the RSS feed.
$node->content['extra_non_feed_content'] = array(
'#markup' => '<p>' . t('Extra data that should appear everywhere except the RSS feed for node !nid.', array('!nid' => $node->nid)) . '</p>',
);
}
}
/**
* Implements hook_node_grants().
*/
function node_test_node_grants($account, $op) {
// Give everyone full grants so we don't break other node tests.
// Our node access tests asserts three realms of access.
// See testGrantAlter().
return array(
'test_article_realm' => array(1),
'test_page_realm' => array(1),
'test_alter_realm' => array(2),
);
}
/**
* Implements hook_node_access_records().
*/
function node_test_node_access_records($node) {
// Return nothing when testing for empty responses.
if (!empty($node->disable_node_access)) {
return;
}
$grants = array();
if ($node->type == 'article') {
// Create grant in arbitrary article_realm for article nodes.
$grants[] = array(
'realm' => 'test_article_realm',
'gid' => 1,
'grant_view' => 1,
'grant_update' => 0,
'grant_delete' => 0,
'priority' => 0,
);
}
elseif ($node->type == 'page') {
// Create grant in arbitrary page_realm for page nodes.
$grants[] = array(
'realm' => 'test_page_realm',
'gid' => 1,
'grant_view' => 1,
'grant_update' => 0,
'grant_delete' => 0,
'priority' => 0,
);
}
return $grants;
}
/**
* Implements hook_node_access_records_alter().
*/
function node_test_node_access_records_alter(&$grants, $node) {
if (!empty($grants)) {
foreach ($grants as $key => $grant) {
// Alter grant from test_page_realm to test_alter_realm and modify the gid.
if ($grant['realm'] == 'test_page_realm' && $node->promote) {
$grants[$key]['realm'] = 'test_alter_realm';
$grants[$key]['gid'] = 2;
}
}
}
}
/**
* Implements hook_node_grants_alter().
*/
function node_test_node_grants_alter(&$grants, $account, $op) {
// Return an empty array of grants to prove that we can alter by reference.
$grants = array();
}
/**
* Implements hook_node_presave().
*/
function node_test_node_presave($node) {
if ($node->title == 'testing_node_presave') {
// Sun, 19 Nov 1978 05:00:00 GMT
$node->created = 280299600;
// Drupal 1.0 release.
$node->changed = 979534800;
}
// Determine changes.
if (!empty($node->original) && $node->original->title == 'test_changes') {
if ($node->original->title != $node->title) {
$node->title .= '_presave';
}
}
}
/**
* Implements hook_node_update().
*/
function node_test_node_update($node) {
// Determine changes on update.
if (!empty($node->original) && $node->original->title == 'test_changes') {
if ($node->original->title != $node->title) {
$node->title .= '_update';
}
}
}
/**
* Implements hook_entity_view_mode_alter().
*/
function node_test_entity_view_mode_alter(&$view_mode, $context) {
// Only alter the view mode if we are on the test callback.
if ($change_view_mode = variable_get('node_test_change_view_mode', '')) {
$view_mode = $change_view_mode;
}
}
/**
* Implements hook_node_insert().
*
* This tests saving a node on node insert.
*
* @see NodeSaveTest::testNodeSaveOnInsert()
*/
function node_test_node_insert($node) {
// Set the node title to the node ID and save.
if ($node->title == 'new') {
$node->title = 'Node '. $node->nid;
// Remove the is_new flag, so that the node is updated and not inserted
// again.
unset($node->is_new);
node_save($node);
}
}
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