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