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* The core module that allows content to be submitted to the site.
*
* Modules and scripts may programmatically submit nodes using the usual form
* API pattern.
use Symfony\Component\HttpFoundation\Response;
use Drupal\Core\Database\Query\AlterableInterface;
use Drupal\Core\Database\Query\SelectExtender;
use Drupal\Core\Database\Query\SelectInterface;
use Drupal\node\Node;
use Drupal\Core\File\File;
use Drupal\entity\EntityInterface;
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/**
* Denotes that the node is not published.
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*/
const NODE_NOT_PUBLISHED = 0;
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/**
* Denotes that the node is published.
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*/
const NODE_PUBLISHED = 1;
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/**
* Denotes that the node is not promoted to the front page.
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*/
const NODE_NOT_PROMOTED = 0;
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/**
* Denotes that the node is promoted to the front page.
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*/
const NODE_PROMOTED = 1;
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/**
* Denotes that the node is not sticky at the top of the page.
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*/
const NODE_NOT_STICKY = 0;
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/**
* Denotes that the node is sticky at the top of the page.
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*/
const NODE_STICKY = 1;
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* Denotes the time cutoff for nodes marked as read.
* Nodes changed before this time are always marked as read. Nodes changed after
* this time may be marked new, updated, or read, depending on their state for
* the current user. Defaults to 30 days ago.
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define('NODE_NEW_LIMIT', REQUEST_TIME - 30 * 24 * 60 * 60);
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/**
* Denotes that access is allowed for a node.
*
* Modules should return this value from hook_node_access() to allow access to a
* node.
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*/
const NODE_ACCESS_ALLOW = 'allow';
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/**
* Denotes that access is denied for a node.
*
* Modules should return this value from hook_node_access() to deny access to a
* node.
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*/
const NODE_ACCESS_DENY = 'deny';
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/**
* Denotes that access is unaffected for a node.
*
* Modules should return this value from hook_node_access() to indicate no
* effect on node access.
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*/
const NODE_ACCESS_IGNORE = NULL;
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/**
* Implements hook_rebuild().
*/
function node_rebuild() {
node_types_rebuild();
}
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* Implements hook_help().
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function node_help($path, $arg) {
// Remind site administrators about the {node_access} table being flagged
// for rebuild. We don't need to issue the message on the confirm form, or
// while the rebuild is being processed.
if ($path != 'admin/reports/status/rebuild' && $path != 'batch' && strpos($path, '#') === FALSE
&& user_access('access administration pages') && node_access_needs_rebuild()) {
if ($path == 'admin/reports/status') {
$message = t('The content access permissions need to be rebuilt.');
}
else {
$message = t('The content access permissions need to be rebuilt. <a href="@node_access_rebuild">Rebuild permissions</a>.', array('@node_access_rebuild' => url('admin/reports/status/rebuild')));
}
drupal_set_message($message, 'error');
}
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switch ($path) {
$output = '';
$output .= '<h3>' . t('About') . '</h3>';
$output .= '<p>' . t('The Node module manages the creation, editing, deletion, settings, and display of the main site content. Content items managed by the Node module are typically displayed as pages on your site, and include a title, some meta-data (author, creation time, content type, etc.), and optional fields containing text or other data (fields are managed by the <a href="@field">Field module</a>). For more information, see the online handbook entry for <a href="@node">Node module</a>.', array('@node' => 'http://drupal.org/documentation/modules/node', '@field' => url('admin/help/field'))) . '</p>';
$output .= '<h3>' . t('Uses') . '</h3>';
$output .= '<dl>';
$output .= '<dt>' . t('Creating content') . '</dt>';
$output .= '<dd>' . t('When new content is created, the Node module records basic information about the content, including the author, date of creation, and the <a href="@content-type">Content type</a>. It also manages the <em>publishing options</em>, which define whether or not the content is published, promoted to the front page of the site, and/or sticky at the top of content lists. Default settings can be configured for each <a href="@content-type">type of content</a> on your site.', array('@content-type' => url('admin/structure/types'))) . '</dd>';
$output .= '<dt>' . t('Creating custom content types') . '</dt>';
$output .= '<dd>' . t('The Node module gives users with the <em>Administer content types</em> permission the ability to <a href="@content-new">create new content types</a> in addition to the default ones already configured. Creating custom content types allows you the flexibility to add <a href="@field">fields</a> and configure default settings that suit the differing needs of various site content.', array('@content-new' => url('admin/structure/types/add'), '@field' => url('admin/help/field'))) . '</dd>';
$output .= '<dt>' . t('Administering content') . '</dt>';
$output .= '<dd>' . t('The <a href="@content">Content administration page</a> allows you to review and bulk manage your site content.', array('@content' => url('admin/content'))) . '</dd>';
$output .= '<dt>' . t('Creating revisions') . '</dt>';
$output .= '<dd>' . t('The Node module also enables you to create multiple versions of any content, and revert to older versions using the <em>Revision information</em> settings.') . '</dd>';
$output .= '<dt>' . t('User permissions') . '</dt>';
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$output .= '<dd>' . t('The Node module makes a number of permissions available for each content type, which can be set by role on the <a href="@permissions">permissions page</a>.', array('@permissions' => url('admin/people/permissions', array('fragment' => 'module-node')))) . '</dd>';
return $output;
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case 'admin/structure/types/add':
return '<p>' . t('Individual content types can have different fields, behaviors, and permissions assigned to them.') . '</p>';
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case 'admin/structure/types/manage/%/display':
return '<p>' . t('Content items can be displayed using different view modes: Teaser, Full content, Print, RSS, etc. <em>Teaser</em> is a short format that is typically used in lists of multiple content items. <em>Full content</em> is typically used when the content is displayed on its own page.') . '</p>' .
'<p>' . t('Here, you can define which fields are shown and hidden when %type content is displayed in each view mode, and define how the fields are displayed in each view mode.', array('%type' => node_type_get_name($arg[4]))) . '</p>';
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case 'node/%/revisions':
return '<p>' . t('Revisions allow you to track differences between multiple versions of your content, and revert back to older versions.') . '</p>';
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case 'node/%/edit':
$node = node_load($arg[1]);
$type = node_type_load($node->type);
return (!empty($type->help) ? '<p>' . filter_xss_admin($type->help) . '</p>' : '');
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if ($arg[0] == 'node' && $arg[1] == 'add' && $arg[2]) {
$type = node_type_load($arg[2]);
return (!empty($type->help) ? '<p>' . filter_xss_admin($type->help) . '</p>' : '');
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}
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/**
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* Implements hook_theme().
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*/
function node_theme() {
return array(
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'node' => array(
'render element' => 'elements',
'template' => 'node',
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),
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'node_search_admin' => array(
'render element' => 'form',
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),
'node_add_list' => array(
'variables' => array('content' => NULL),
'file' => 'node.pages.inc',
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),
'node_preview' => array(
'variables' => array('node' => NULL),
'file' => 'node.pages.inc',
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),
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'node_admin_overview' => array(
'variables' => array('name' => NULL, 'type' => NULL),
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),
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'node_recent_block' => array(
'variables' => array('nodes' => NULL),
),
'node_recent_content' => array(
'variables' => array('node' => NULL),
),
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);
}
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* Implements hook_cron().
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function node_cron() {
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db_delete('history')
->condition('timestamp', NODE_NEW_LIMIT, '<')
->execute();
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}
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* Implements hook_entity_info().
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function node_entity_info() {
'label' => t('Node'),
'entity class' => 'Drupal\node\Node',
'controller class' => 'Drupal\node\NodeStorageController',
'form controller class' => array(
'default' => 'Drupal\node\NodeFormController',
),
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'base table' => 'node',
'revision table' => 'node_revision',
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'uri callback' => 'node_uri',
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'fieldable' => TRUE,
'entity keys' => array(
'id' => 'nid',
'revision' => 'vid',
'bundle' => 'type',
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'label' => 'title',
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'uuid' => 'uuid',
),
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'bundle keys' => array(
'bundle' => 'type',
),
'bundles' => array(),
'view modes' => array(
'full' => array(
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'label' => t('Full content'),
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'custom settings' => FALSE,
),
'teaser' => array(
'label' => t('Teaser'),
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'custom settings' => TRUE,
),
'rss' => array(
'label' => t('RSS'),
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'custom settings' => FALSE,
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// Add a translation handler for fields if the language module is enabled.
if (module_exists('language')) {
$return['node']['translation']['node'] = TRUE;
}
// Search integration is provided by node.module, so search-related
// view modes for nodes are defined here and not in search.module.
if (module_exists('search')) {
$return['node']['view modes'] += array(
'search_index' => array(
'label' => t('Search index'),
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'custom settings' => FALSE,
),
'search_result' => array(
'label' => t('Search result'),
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'custom settings' => FALSE,
),
);
}
// Bundles must provide a human readable name so we can create help and error
// messages, and the path to attach Field admin pages to.
node_type_cache_reset();
foreach (node_type_get_names() as $type => $name) {
$return['node']['bundles'][$type] = array(
'label' => $name,
'admin' => array(
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'path' => 'admin/structure/types/manage/%node_type',
'real path' => 'admin/structure/types/manage/' . $type,
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'bundle argument' => 4,
'access arguments' => array('administer content types'),
),
);
}
return $return;
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/**
* Implements hook_field_display_ENTITY_TYPE_alter().
*/
function node_field_display_node_alter(&$display, $context) {
// Hide field labels in search index.
if ($context['view_mode'] == 'search_index') {
$display['label'] = 'hidden';
}
}
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/**
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* Entity uri callback.
*
* @param Drupal\node\Node $node
* A node entity.
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*/
function node_uri(Node $node) {
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return array(
'path' => 'node/' . $node->nid,
);
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}
/**
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* Implements hook_admin_paths().
*/
function node_admin_paths() {
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if (variable_get('node_admin_theme')) {
$paths = array(
'node/*/edit' => TRUE,
'node/*/delete' => TRUE,
'node/*/revisions' => TRUE,
'node/*/revisions/*/revert' => TRUE,
'node/*/revisions/*/delete' => TRUE,
'node/add' => TRUE,
'node/add/*' => TRUE,
);
return $paths;
}
}
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* Gathers a listing of links to nodes.
* A database result object from a query to fetch node entities. If your
* query joins the {node_comment_statistics} table so that the comment_count
* field is available, a title attribute will be added to show the number of
* comments.
* (optional) A heading for the resulting list.
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* A renderable array containing a list of linked node titles fetched from
* $result, or FALSE if there are no rows in $result.
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$items = array();
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$num_rows = FALSE;
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foreach ($result as $node) {
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// Do not use $node->label() here, because $node comes from the database.
$items[] = l($node->title, 'node/' . $node->nid, !empty($node->comment_count) ? array('attributes' => array('title' => format_plural($node->comment_count, '1 comment', '@count comments'))) : array());
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$num_rows = TRUE;
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return $num_rows ? array('#theme' => 'item_list__node', '#items' => $items, '#title' => $title) : FALSE;
* Updates the 'last viewed' timestamp of the specified node for current user.
* @param Drupal\node\Node $node
* A node entity.
function node_tag_new(Node $node) {
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db_merge('history')
->key(array(
'uid' => $user->uid,
'nid' => $node->nid,
))
->fields(array('timestamp' => REQUEST_TIME))
->execute();
* Retrieves the timestamp for the current user's last view of a specified node.
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$history = &drupal_static(__FUNCTION__, array());
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$history[$nid] = db_query("SELECT timestamp FROM {history} WHERE uid = :uid AND nid = :nid", array(':uid' => $user->uid, ':nid' => $nid))->fetchObject();
return (isset($history[$nid]->timestamp) ? $history[$nid]->timestamp : 0);
* Decides on the type of marker to be displayed for a given node.
* @param $nid
* Node ID whose history supplies the "last viewed" timestamp.
* @param $timestamp
* Time which is compared against node's "last viewed" timestamp.
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* @return
* One of the MARK constants.
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function node_mark($nid, $timestamp) {
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$cache = &drupal_static(__FUNCTION__, array());
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if (!$user->uid) {
return MARK_READ;
}
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$cache[$nid] = node_last_viewed($nid);
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if ($cache[$nid] == 0 && $timestamp > NODE_NEW_LIMIT) {
return MARK_NEW;
}
elseif ($timestamp > $cache[$nid] && $timestamp > NODE_NEW_LIMIT) {
return MARK_UPDATED;
}
return MARK_READ;
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/**
* Extracts the type name.
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*
* @param Drupal\node\Node|string $node
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* Either a string or object, containing the node type information.
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*
* @return
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* Node type of the passed-in data.
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*/
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function _node_extract_type($node) {
return is_object($node) ? $node->type : $node;
}
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/**
* Returns a list of all the available node types.
*
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* This list can include types that are queued for addition or deletion.
* See _node_types_build() for details.
*
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* @return
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* An array of node types, as objects, keyed by the type.
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*
* @see node_type_load()
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*/
function node_type_get_types() {
return _node_types_build()->types;
}
/**
* Returns the node type base of the passed node or node type string.
*
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* The base indicates which module implements this node type and is used to
* execute node-type-specific hooks. For types defined in the user interface
* and managed by node.module, the base is 'node_content'.
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*
* @param Drupal\node\Node|string $node
* A node entity or string that indicates the node type to return.
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*
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* @return
* The node type base or FALSE if the node type is not found.
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*
* @see node_invoke()
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*/
function node_type_get_base($node) {
$type = _node_extract_type($node);
$types = _node_types_build()->types;
return isset($types[$type]) && isset($types[$type]->base) ? $types[$type]->base : FALSE;
}
/**
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* Returns a list of available node type names.
*
* This list can include types that are queued for addition or deletion.
* See _node_types_build() for details.
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*
* @return
* An array of node type names, keyed by the type.
*/
function node_type_get_names() {
return _node_types_build()->names;
}
/**
* Returns the node type name of the passed node or node type string.
*
* @param Drupal\node\Node|string $node
* A node entity or string that indicates the node type to return.
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*
* @return
* The node type name or FALSE if the node type is not found.
*/
function node_type_get_name($node) {
$type = _node_extract_type($node);
$types = _node_types_build()->names;
return isset($types[$type]) ? $types[$type] : FALSE;
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}
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/**
* Title callback: Returns the sanitized node type name.
*
* @param $node_type
* The node type object.
*
* @return
* The node type name that is safe for printing.
*/
function node_type_get_clean_name($node_type) {
return check_plain($node_type->name);
}
/**
* Description callback: Returns the node type description.
*
* @param $node_type
* The node type object.
*
* @return
* The node type description.
*/
function node_type_get_description($node_type) {
return $node_type->description;
}
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/**
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* Updates the database cache of node types.
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*
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* All new module-defined node types are saved to the database via a call to
* node_type_save(), and obsolete ones are deleted via a call to
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* node_type_delete(). See _node_types_build() for an explanation of the new
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* and obsolete types.
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*/
function node_types_rebuild() {
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_node_types_build(TRUE);
}
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/**
* Menu argument loader: Loads a node type by string.
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*
* @param $name
* The machine name of a node type to load.
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*
* @return
* A node type object or FALSE if $name does not exist.
*/
function node_type_load($name) {
$types = _node_types_build()->types;
return isset($types[$name]) ? $types[$name] : FALSE;
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}
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* Saves a node type to the database.
*
* @param $info
* The node type to save, as an object.
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* Status flag indicating outcome of the operation.
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function node_type_save($info) {
$existing_type = !empty($info->old_type) ? $info->old_type : $info->type;
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$is_existing = (bool) db_query_range('SELECT 1 FROM {node_type} WHERE type = :type', 0, 1, array(':type' => $existing_type))->fetchField();
$type = node_type_set_defaults($info);
$fields = array(
'type' => (string) $type->type,
'name' => (string) $type->name,
'base' => (string) $type->base,
'has_title' => (int) $type->has_title,
'title_label' => (string) $type->title_label,
'description' => (string) $type->description,
'help' => (string) $type->help,
'custom' => (int) $type->custom,
'modified' => (int) $type->modified,
'locked' => (int) $type->locked,
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'disabled' => (int) $type->disabled,
'module' => $type->module,
);
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if ($is_existing) {
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db_update('node_type')
->fields($fields)
->condition('type', $existing_type)
->execute();
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field_attach_rename_bundle('node', $type->old_type, $type->type);
module_invoke_all('node_type_update', $type);
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$status = SAVED_UPDATED;
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}
else {
$fields['orig_type'] = (string) $type->orig_type;
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db_insert('node_type')
->fields($fields)
->execute();
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field_attach_create_bundle('node', $type->type);
module_invoke_all('node_type_insert', $type);
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$status = SAVED_NEW;
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}
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// Clear the node type cache.
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return $status;
}
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/**
* Adds the default body field to a node type.
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*
* @param $type
* A node type object.
* @param $label
* (optional) The label for the body instance.
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*
* @return
* Body field instance.
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*/
function node_add_body_field($type, $label = 'Body') {
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// Add or remove the body field, as needed.
$field = field_info_field('body');
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$instance = field_info_instance('node', 'body', $type->type);
if (empty($field)) {
$field = array(
'field_name' => 'body',
'type' => 'text_with_summary',
'entity_types' => array('node'),
);
$field = field_create_field($field);
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}
if (empty($instance)) {
$instance = array(
'field_name' => 'body',
'entity_type' => 'node',
'bundle' => $type->type,
'label' => $label,
'widget' => array('type' => 'text_textarea_with_summary'),
'settings' => array('display_summary' => TRUE),
'display' => array(
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'default' => array(
'label' => 'hidden',
'type' => 'text_default',
),
'teaser' => array(
'label' => 'hidden',
'type' => 'text_summary_or_trimmed',
),
),
);
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$instance = field_create_instance($instance);
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}
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return $instance;
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/**
* Implements hook_field_extra_fields().
*/
function node_field_extra_fields() {
$extra = array();
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$module_language_enabled = module_exists('language');
$description = t('Node module element');
foreach (node_type_get_types() as $bundle) {
if ($bundle->has_title) {
$extra['node'][$bundle->type]['form']['title'] = array(
'label' => $bundle->title_label,
'description' => $description,
'weight' => -5,
);
}
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// Add also the 'language' select if Language module is enabled and the
// bundle has multilingual support.
// Visibility of the ordering of the language selector is the same as on the node/add form,
// i.e. node_type_language_hidden_TYPE variable
if ($module_language_enabled && !variable_get('node_type_language_hidden_' . $bundle->type, TRUE)) {
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$extra['node'][$bundle->type]['form']['language'] = array(
'label' => t('Language'),
'description' => $description,
'weight' => 0,
);
}
}
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}
/**
* Get the default language for a node type.
*
* @param string $node_type
* The type of node.
*
* @return string
* The language code of the node type's default langcode.
*/
function node_type_get_default_langcode($node_type) {
$default_value = variable_get('node_type_language_default_' . $node_type, 'site_default');
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$language_interface = language(LANGUAGE_TYPE_INTERFACE);
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if ($default_value == LANGUAGE_NOT_SPECIFIED) {
return LANGUAGE_NOT_SPECIFIED;
}
switch ($default_value) {
case 'site_default':
$default_value = language_default()->langcode;
break;
case 'current_interface':
$default_value = $language_interface->langcode;
break;
case 'authors_default':
global $user;
if (!empty($user->preferred_langcode)) {
$default_value = $user->preferred_langcode;
}
else {
$default_value = $language_interface->langcode;
}
break;
}
return $default_value;
}
/**
* Deletes a node type from the database.
*
* @param $name
* The machine name of the node type to delete.
*/
function node_type_delete($name) {
$type = node_type_load($name);
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db_delete('node_type')
->condition('type', $name)
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->execute();
field_attach_delete_bundle('node', $name);
module_invoke_all('node_type_delete', $type);
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// Clear the node type cache.
}
/**
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* Updates all nodes of one type to be of another type.
*
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* The current node type of the nodes.
* @param $type
* The new node type of the nodes.
*
* @return
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* The number of nodes whose node type field was modified.
*/
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function node_type_update_nodes($old_type, $type) {
return db_update('node')
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->fields(array('type' => $type))
->condition('type', $old_type)
->execute();
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* Builds and returns the list of available node types.
*
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* The list of types is built by invoking hook_node_info() on all modules and
* comparing this information with the node types in the {node_type} table.
* These two information sources are not synchronized during module installation
* until node_types_rebuild() is called.
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* @param $rebuild
* TRUE to rebuild node types. Equivalent to calling node_types_rebuild().
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* @return
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* An object with two properties:
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* - names: Associative array of the names of node types, keyed by the type.
* - types: Associative array of node type objects, keyed by the type.
* Both of these arrays will include new types that have been defined by
* hook_node_info() implementations but not yet saved in the {node_type}
* table. These are indicated in the type object by $type->is_new being set
* to the value 1. These arrays will also include obsolete types: types that
* were previously defined by modules that have now been disabled, or for
* whatever reason are no longer being defined in hook_node_info()
* implementations, but are still in the database. These are indicated in the
* type object by $type->disabled being set to TRUE.
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function _node_types_build($rebuild = FALSE) {
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$cid = 'node_types:' . language(LANGUAGE_TYPE_INTERFACE)->langcode;
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if (!$rebuild) {
$_node_types = &drupal_static(__FUNCTION__);
if (isset($_node_types)) {
return $_node_types;
}
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if ($cache = cache()->get($cid)) {
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return $_node_types;
}
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}
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$_node_types = (object) array('types' => array(), 'names' => array());
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foreach (module_implements('node_info') as $module) {
$info_array = module_invoke($module, 'node_info');
foreach ($info_array as $type => $info) {
$info['type'] = $type;
$_node_types->types[$type] = node_type_set_defaults($info);
$_node_types->types[$type]->module = $module;
$_node_types->names[$type] = $info['name'];
}
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}
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$query = db_select('node_type', 'nt')
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->addTag('translatable')
->addTag('node_type_access')
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->fields('nt')
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->orderBy('nt.type', 'ASC');
if (!$rebuild) {
$query->condition('disabled', 0);
}
foreach ($query->execute() as $type_object) {
$type_db = $type_object->type;
// Original disabled value.
$disabled = $type_object->disabled;
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// Check for node types from disabled modules and mark their types for removal.
// Types defined by the node module in the database (rather than by a separate
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// module using hook_node_info) have a base value of 'node_content'. The isset()
// check prevents errors on old (pre-Drupal 7) databases.
if (isset($type_object->base) && $type_object->base != 'node_content' && empty($_node_types->types[$type_db])) {
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$type_object->disabled = TRUE;
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}
if (isset($_node_types->types[$type_db])) {
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$type_object->disabled = FALSE;
}
if (!isset($_node_types->types[$type_db]) || $type_object->modified) {
$_node_types->types[$type_db] = $type_object;
$_node_types->names[$type_db] = $type_object->name;
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if ($type_db != $type_object->orig_type) {
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unset($_node_types->types[$type_object->orig_type]);
unset($_node_types->names[$type_object->orig_type]);
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}
}
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$_node_types->types[$type_db]->disabled = $type_object->disabled;
$_node_types->types[$type_db]->disabled_changed = $disabled != $type_object->disabled;
}
if ($rebuild) {
foreach ($_node_types->types as $type => $type_object) {
if (!empty($type_object->is_new) || !empty($type_object->disabled_changed)) {
node_type_save($type_object);
}
}
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}
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asort($_node_types->names);
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cache()->set($cid, $_node_types);
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return $_node_types;
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}
/**
* Clears the node type cache.
*/
function node_type_cache_reset() {
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cache()->deletePrefix('node_types:');
drupal_static_reset('_node_types_build');
}
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/**
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* Sets the default values for a node type.
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* The defaults are appropriate for a type defined through hook_node_info(),
* since 'custom' is TRUE for types defined in the user interface, and FALSE
* for types defined by modules. (The 'custom' flag prevents types from being
* deleted through the user interface.) Also, the default for 'locked' is TRUE,
* which prevents users from changing the machine name of the type.
*
* @param $info
* (optional) An object or array containing values to override the defaults.
* See hook_node_info() for details on what the array elements mean.
*
* @return
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* A node type object, with missing values in $info set to their defaults.
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*/
function node_type_set_defaults($info = array()) {
$info = (array) $info;
$new_type = $info + array(
'type' => '',
'name' => '',
'base' => '',
'description' => '',
'help' => '',
'custom' => 0,
'modified' => 0,
'locked' => 1,
'disabled' => 0,
'is_new' => 1,
'has_title' => 1,
'title_label' => 'Title',
);
$new_type = (object) $new_type;
// If the type has no title, set an empty label.
if (!$new_type->has_title) {
$new_type->title_label = '';
}
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if (empty($new_type->module)) {
$new_type->module = $new_type->base == 'node_content' ? 'node' : '';
}
$new_type->orig_type = isset($info['type']) ? $info['type'] : '';
return $new_type;
/**
* Implements hook_rdf_mapping().
*/
function node_rdf_mapping() {
return array(
array(
'type' => 'node',
'bundle' => RDF_DEFAULT_BUNDLE,
'mapping' => array(
'rdftype' => array('sioc:Item', 'foaf:Document'),
'predicates' => array('dc:title'),
),
'created' => array(
'predicates' => array('dc:date', 'dc:created'),
'datatype' => 'xsd:dateTime',
'callback' => 'date_iso8601',
),
'changed' => array(
'predicates' => array('dc:modified'),
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'datatype' => 'xsd:dateTime',
'callback' => 'date_iso8601',
),
'predicates' => array('content:encoded'),
),
'predicates' => array('sioc:has_creator'),
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'type' => 'rel',
),
'predicates' => array('foaf:name'),
),
'comment_count' => array(
'predicates' => array('sioc:num_replies'),
'datatype' => 'xsd:integer',
),
'last_activity' => array(
'predicates' => array('sioc:last_activity_date'),
'datatype' => 'xsd:dateTime',
'callback' => 'date_iso8601',
),
),
),
);
}
* Determines whether a node hook exists.
* @param Drupal\node\Node|string $node
* A node entity or a string containing the node type.
* TRUE if the $hook exists in the node type of $node.
function node_hook($node, $hook) {
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$base = node_type_get_base($node);
return module_hook($base, $hook);
* Invokes a node hook.
* @param Drupal\node\Node|string $node
* A node entity or a string containing the node type.
* @param $hook
* A string containing the name of the hook.
* @param $a2, $a3, $a4
* Arguments to pass on to the hook, after the $node argument.
function node_invoke($node, $hook, $a2 = NULL, $a3 = NULL, $a4 = NULL) {
if (node_hook($node, $hook)) {
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$base = node_type_get_base($node);
$function = $base . '_' . $hook;
* Loads node entities from the database.
*
* This function should be used whenever you need to load more than one node
* from the database. Nodes are loaded into memory and will not require
* database access if loaded again during the same page request.
* @param array $nids
* (optional) An array of entity IDs. If omitted, all entities are loaded.
* @param bool $reset
* (optional) Whether to reset the internal node_load() cache.
* @return array
* An array of node entities indexed by nid.
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*
* @see entity_load_multiple()