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<?php
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/**
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* @file
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* Provide per node access control
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*/
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/**
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* Implements hook_help().
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*
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* @param string $path
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* @param $arg
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*
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* @return string|NULL
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*/
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function nodeaccess_help($path, $arg) {
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switch ($path) {
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case 'node/%/grant':
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return t("You can set grants for individual users. Enter a name or a
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partial name in the box and click Search or press return. You must check
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the 'Keep?' checkbox if you want to keep the user for granting. Note
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that user grants are in addition to those coming from roles.");
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}
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}
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/**
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* Implements hook_menu().
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*
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* @return array
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*/
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function nodeaccess_menu() {
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$items = array();
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$items['admin/config/people/nodeaccess'] = array(
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'title' => 'Nodeaccess',
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'description' => 'Change default settings for the Nodeaccess module.',
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'page callback' => 'nodeaccess_admin',
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'file' => 'nodeaccess.admin.inc',
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'access arguments' => array('administer nodeaccess'),
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);
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$items['node/%node/grant'] = array(
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'title' => 'Grant',
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'page callback' => 'nodeaccess_grant_tab',
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'page arguments' => array(1),
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'access callback' => 'nodeaccess_access',
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'access arguments' => array('grant', 1),
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'weight' => 5,
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'type' => MENU_LOCAL_TASK,
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);
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return $items;
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}
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/**
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* Implements hook_admin_paths().
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*
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* @return array
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*/
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function nodeaccess_admin_paths() {
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$paths = array(
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'node/*/grant' => TRUE,
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'admin/config/people/nodeaccess' => TRUE,
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);
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return $paths;
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}
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/**
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* Implements hook_permission().
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*
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* @return array
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*/
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function nodeaccess_permission() {
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return array(
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'administer nodeaccess' => array(
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'title' => t('Administer Nodeaccess'),
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),
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'grant node permissions' => array(
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'title' => t('Grant Node Permissions'),
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),
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'grant editable node permissions' => array(
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'title' => t('Grant node edit permissions'),
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),
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'grant deletable node permissions' => array(
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'title' => t('Grant node delete permissions'),
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),
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'grant own node permissions' => array(
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'title' => t('Grant own node permissions'),
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),
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);
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}
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/**
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* Implements hook_node_access().
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*
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* @param $node
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* @param $op
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* @param $account
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*
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* @return string
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*/
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function nodeaccess_node_access($node, $op, $account) {
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switch ($op) {
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case 'update':
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case 'delete':
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if (!isset($account->uid)) {
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global $user;
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$account = $user;
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}
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// If the node belongs to a deleted user.
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if ($account->uid == 0 && $node->uid == 0) {
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$grants = nodeaccess_get_grants($node);
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// We check if the role has particular access to this node.
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// If anonymous has rights to this node, we allow them.
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if ((!empty($grants['rid'][DRUPAL_ANONYMOUS_RID]['grant_update']) && $op == 'update') ||
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(!empty($grants['rid'][DRUPAL_ANONYMOUS_RID]['grant_delete']) && $op == 'delete')) {
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return NODE_ACCESS_ALLOW;
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}
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return NODE_ACCESS_DENY;
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}
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break;
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}
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}
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/**
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* Determine access to Grant tab.
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*
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* @param $op
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* @param $node
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* @param $account
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*
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* @return bool
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* Whether the user has access to the grant tab.
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*/
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function nodeaccess_access($op, $node, $account = NULL) {
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global $user;
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if (!$node) {
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return FALSE;
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}
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// Apparently D7 no longer defaults to admin getting anything?
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if (user_access('administer nodeaccess')) {
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return TRUE;
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}
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// If no user object is supplied, the access check is for the current user.
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if (empty($account)) {
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$account = $user;
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}
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$allowed_types = variable_get('nodeaccess-types', array());
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if ($op == 'grant') {
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if ($node->nid && isset($allowed_types[$node->type]) && !empty($allowed_types[$node->type]) &&
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(user_access('grant node permissions', $account) ||
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(user_access('grant editable node permissions', $account) && node_access('update', $node, $account)) ||
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(user_access('grant deletable node permissions', $account) && node_access('delete', $node, $account)) ||
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(user_access('grant own node permissions', $account) && ($account->uid == $node->uid)))) {
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return TRUE;
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}
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}
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return FALSE;
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}
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/**
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* Implements hook_theme().
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*
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* @param $existing
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* @param $type
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* @param $theme
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* @param $path
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*
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* @return array
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*/
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function nodeaccess_theme($existing, $type, $theme, $path) {
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return array(
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'nodeaccess_admin_form_roles' => array(
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'render element' => 'form',
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),
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'nodeaccess_admin_form_types' => array(
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'render element' => 'form',
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),
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'nodeaccess_grants_form' => array(
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'render element' => 'form',
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),
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);
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}
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/**
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* Menu callback. Draws the grant tab.
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*
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* @param Object $node
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*
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* @return array
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* Form array.
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*/
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function nodeaccess_grant_tab($node) {
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return drupal_get_form('nodeaccess_grants_form', $node);
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}
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/**
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* Menu callback. Draws the grant tab.
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*
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* @param $form
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* @param $form_state
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* @param $node
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*
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* @return mixed
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*/
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function nodeaccess_grants_form($form, &$form_state, $node) {
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$form_values = $form_state['values'];
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if (!$form_values) {
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$form_values = array();
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$grants = nodeaccess_get_grants($node);
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$form_values['rid'] = isset($grants['rid']) ? $grants['rid'] : array();
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$form_values['uid'] = isset($grants['uid']) ? $grants['uid'] : array();
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}
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elseif ($form_values['keys']) {
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$name = preg_replace('!\*+!', '%', $form_values['keys']);
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$uid = array_keys($form_values['uid']);
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$query = db_select('users', 'u')
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->fields('u', array('uid', 'name'))
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->condition('name', $name, "LIKE");
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if (isset($form_values['uid']) && count($form_values['uid'])) {
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$query->condition('uid', $uid, 'NOT IN');
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}
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243
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$result = $query->execute();
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while ($account = $result->fetch()) {
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$form_values['uid'][$account->uid] = array(
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'name' => $account->name,
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'keep' => 1,
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'grant_view' => isset($form_values['rid'][DRUPAL_AUTHENTICATED_RID]['grant_view']) ?
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$form_values['rid'][DRUPAL_AUTHENTICATED_RID]['grant_view'] : 0,
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'grant_update' => isset($form_values['rid'][DRUPAL_AUTHENTICATED_RID]['grant_update']) ?
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$form_values['rid'][DRUPAL_AUTHENTICATED_RID]['grant_update'] : 0,
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252
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'grant_delete' => isset($form_values['rid'][DRUPAL_AUTHENTICATED_RID]['grant_delete']) ?
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$form_values['rid'][DRUPAL_AUTHENTICATED_RID]['grant_delete'] : 0,
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254
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);
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255
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}
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256
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}
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257
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258
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if (!isset($form_values['rid'])) {
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259
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$form_values['rid'] = array();
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260
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}
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261
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262
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if (!isset($form_values['uid'])) {
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263
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$form_values['uid'] = array();
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264
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}
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265
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266
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$roles = $form_values['rid'];
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267
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$users = $form_values['uid'];
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268
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269
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$form['nid'] = array(
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270
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'#type' => 'hidden',
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271
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'#value' => $node->nid,
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);
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273
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274
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$allowed_roles = variable_get('nodeaccess-roles', array());
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275
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$allowed_grants = variable_get('nodeaccess-grants', array());
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276
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// If $preserve is TRUE, the fields the user is not allowed to view or
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277
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// edit are included in the form as hidden fields to preserve them.
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278
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$preserve = variable_get('nodeaccess-preserve', 1);
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279
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// Roles table.
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280
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if (is_array($roles)) {
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281
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$form['rid'] = array('#tree' => TRUE);
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282
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foreach ($roles as $key => $field) {
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283
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if (isset($allowed_roles[$key]) && $allowed_roles[$key]) {
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284
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$form['rid'][$key]['name'] = array(
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285
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'#type' => 'hidden',
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286
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'#value' => $field['name'],
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287
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);
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288
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if ($allowed_grants['view']) {
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289
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$form['rid'][$key]['grant_view'] = array(
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290
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'#type' => 'checkbox',
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291
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'#default_value' => $field['grant_view'],
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292
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);
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293
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}
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294
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elseif ($preserve) {
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295
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$form['rid'][$key]['grant_view'] = array(
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296
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'#type' => 'hidden',
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297
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'#value' => $field['grant_view'],
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298
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);
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299
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}
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300
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if ($allowed_grants['edit']) {
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301
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$form['rid'][$key]['grant_update'] = array(
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302
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'#type' => 'checkbox',
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303
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'#default_value' => $field['grant_update'],
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304
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);
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305
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}
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306
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elseif ($preserve) {
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307
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$form['rid'][$key]['grant_update'] = array(
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308
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'#type' => 'hidden',
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309
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'#value' => $field['grant_update'],
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310
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);
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311
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}
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312
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if ($allowed_grants['delete']) {
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313
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$form['rid'][$key]['grant_delete'] = array(
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314
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'#type' => 'checkbox',
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315
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'#default_value' => $field['grant_delete'],
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316
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);
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317
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}
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318
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elseif ($preserve) {
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319
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$form['rid'][$key]['grant_delete'] = array(
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|
320
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'#type' => 'hidden',
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321
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'#value' => $field['grant_delete'],
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322
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);
|
|
323
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}
|
|
324
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}
|
|
325
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elseif ($preserve) {
|
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326
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$form['rid'][$key]['name'] = array(
|
|
327
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'#type' => 'hidden',
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|
328
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'#value' => $field['name'],
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329
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);
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330
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$form['rid'][$key]['grant_view'] = array(
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331
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'#type' => 'hidden',
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|
332
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'#value' => $field['grant_view'],
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333
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);
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334
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$form['rid'][$key]['grant_update'] = array(
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|
335
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'#type' => 'hidden',
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336
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'#value' => $field['grant_update'],
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337
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);
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338
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$form['rid'][$key]['grant_delete'] = array(
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|
339
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'#type' => 'hidden',
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340
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'#value' => $field['grant_delete'],
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341
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);
|
|
342
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}
|
|
343
|
}
|
|
344
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}
|
|
345
|
|
|
346
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// Users table.
|
|
347
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if (is_array($users)) {
|
|
348
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$form['uid'] = array('#tree' => TRUE);
|
|
349
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foreach ($users as $key => $field) {
|
|
350
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$form['uid'][$key]['name'] = array(
|
|
351
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'#type' => 'hidden',
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|
352
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'#value' => $field['name'],
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353
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);
|
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354
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$form['uid'][$key]['keep'] = array(
|
|
355
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'#type' => 'checkbox',
|
|
356
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'#default_value' => $field['keep'],
|
|
357
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);
|
|
358
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if ($allowed_grants['view']) {
|
|
359
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$form['uid'][$key]['grant_view'] = array(
|
|
360
|
'#type' => 'checkbox',
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|
361
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'#default_value' => $field['grant_view'],
|
|
362
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);
|
|
363
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}
|
|
364
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elseif ($preserve) {
|
|
365
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$form['uid'][$key]['grant_view'] = array(
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366
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'#type' => 'hidden',
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|
367
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'#value' => $field['grant_view'],
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368
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);
|
|
369
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}
|
|
370
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if ($allowed_grants['edit']) {
|
|
371
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$form['uid'][$key]['grant_update'] = array(
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|
372
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'#type' => 'checkbox',
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373
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'#default_value' => $field['grant_update'],
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374
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);
|
|
375
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}
|
|
376
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elseif ($preserve) {
|
|
377
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$form['uid'][$key]['grant_update'] = array(
|
|
378
|
'#type' => 'hidden',
|
|
379
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'#value' => $field['grant_update'],
|
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380
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);
|
|
381
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}
|
|
382
|
if ($allowed_grants['delete']) {
|
|
383
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$form['uid'][$key]['grant_delete'] = array(
|
|
384
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'#type' => 'checkbox',
|
|
385
|
'#default_value' => $field['grant_delete'],
|
|
386
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);
|
|
387
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}
|
|
388
|
elseif ($preserve) {
|
|
389
|
$form['uid'][$key]['grant_delete'] = array(
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|
390
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'#type' => 'hidden',
|
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391
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'#value' => $field['grant_delete'],
|
|
392
|
);
|
|
393
|
}
|
|
394
|
}
|
|
395
|
}
|
|
396
|
|
|
397
|
// Autocomplete returns errors if users don't have access to profiles.
|
|
398
|
if (user_access('access user profiles')) {
|
|
399
|
$form['keys'] = array(
|
|
400
|
'#type' => 'textfield',
|
|
401
|
'#default_value' => isset($form_values['keys']) ? $form_values['keys'] : '',
|
|
402
|
'#size' => 40,
|
|
403
|
'#autocomplete_path' => 'user/autocomplete',
|
|
404
|
);
|
|
405
|
}
|
|
406
|
else {
|
|
407
|
$form['keys'] = array(
|
|
408
|
'#type' => 'textfield',
|
|
409
|
'#default_value' => isset($form_values['keys'])? $form_values['keys'] : '',
|
|
410
|
'#size' => 40,
|
|
411
|
);
|
|
412
|
}
|
|
413
|
|
|
414
|
$form['search'] = array(
|
|
415
|
'#type' => 'submit',
|
|
416
|
'#value' => t('Search'),
|
|
417
|
);
|
|
418
|
|
|
419
|
$form['submit'] = array(
|
|
420
|
'#type' => 'submit',
|
|
421
|
'#value' => t('Save Grants'),
|
|
422
|
);
|
|
423
|
|
|
424
|
return $form;
|
|
425
|
}
|
|
426
|
|
|
427
|
|
|
428
|
/**
|
|
429
|
* Validate function for nodeaccess_grants_form.
|
|
430
|
*
|
|
431
|
* @param array $form
|
|
432
|
* @param array &$form_state
|
|
433
|
*/
|
|
434
|
function nodeaccess_grants_form_validate($form, &$form_state) {
|
|
435
|
$form_values = &$form_state['values'];
|
|
436
|
|
|
437
|
// Delete unkept users.
|
|
438
|
if (isset($form_values['uid']) && is_array($form_values['uid'])) {
|
|
439
|
foreach ($form_values['uid'] as $uid => $row) {
|
|
440
|
if (!$row['keep']) {
|
|
441
|
unset($form_values['uid'][$uid]);
|
|
442
|
}
|
|
443
|
}
|
|
444
|
}
|
|
445
|
|
|
446
|
if (!isset($form_values['uid'])) {
|
|
447
|
unset($form_values['uid']);
|
|
448
|
}
|
|
449
|
}
|
|
450
|
|
|
451
|
/**
|
|
452
|
* Submit function for nodeaccess_grants_form.
|
|
453
|
*
|
|
454
|
* @param array $form
|
|
455
|
* @param array &$form_state
|
|
456
|
*/
|
|
457
|
function nodeaccess_grants_form_submit($form, &$form_state) {
|
|
458
|
|
|
459
|
if ($form_state['clicked_button']['#id'] == 'edit-search') {
|
|
460
|
$form_state['rebuild'] = TRUE;
|
|
461
|
$form_state['storage']['values'] = $form_state['values'];
|
|
462
|
}
|
|
463
|
else {
|
|
464
|
unset($form_state['rebuild']);
|
|
465
|
_nodeaccess_grants_form_submit($form, $form_state);
|
|
466
|
drupal_set_message(t('Grants saved.'));
|
|
467
|
}
|
|
468
|
}
|
|
469
|
|
|
470
|
|
|
471
|
/**
|
|
472
|
* Private function to submit the per-node grants table.
|
|
473
|
*
|
|
474
|
* @param array $form
|
|
475
|
* @param array &$form_state
|
|
476
|
*/
|
|
477
|
function _nodeaccess_grants_form_submit($form, &$form_state) {
|
|
478
|
$form_values = &$form_state['values'];
|
|
479
|
|
|
480
|
$grants = array();
|
|
481
|
$nid = $form_values['nid'];
|
|
482
|
$node = node_load($nid);
|
|
483
|
|
|
484
|
foreach (array('uid', 'rid') as $type) {
|
|
485
|
$realm = 'nodeaccess_' . $type;
|
|
486
|
|
|
487
|
if (isset($form_values[$type]) && is_array($form_values[$type])) {
|
|
488
|
foreach ($form_values[$type] as $gid => $line) {
|
|
489
|
$grant = array(
|
|
490
|
'gid' => $gid,
|
|
491
|
'realm' => $realm,
|
|
492
|
'grant_view' => empty($line['grant_view']) ? 0 : 1,
|
|
493
|
'grant_update' => empty($line['grant_update']) ? 0 : 1,
|
|
494
|
'grant_delete' => empty($line['grant_delete']) ? 0 : 1,
|
|
495
|
);
|
|
496
|
$grants[] = $grant;
|
|
497
|
}
|
|
498
|
}
|
|
499
|
}
|
|
500
|
nodeaccess_set_grants($node, $grants);
|
|
501
|
}
|
|
502
|
|
|
503
|
/**
|
|
504
|
* Theme function for nodeaccess_grants_form.
|
|
505
|
*
|
|
506
|
* @param array $vars
|
|
507
|
*
|
|
508
|
* @return string
|
|
509
|
*/
|
|
510
|
function theme_nodeaccess_grants_form($vars) {
|
|
511
|
$output = '';
|
|
512
|
|
|
513
|
$form = $vars['form'];
|
|
514
|
$rows = array();
|
|
515
|
$allowed_roles = variable_get('nodeaccess-roles', array());
|
|
516
|
$allowed_grants = variable_get('nodeaccess-grants', array());
|
|
517
|
// Retrieve role names for columns.
|
|
518
|
$role_names = user_roles();
|
|
519
|
$role_aliases = nodeaccess_get_role_aliases();
|
|
520
|
|
|
521
|
// Replace names with aliases.
|
|
522
|
foreach ($role_names as $rid => $name) {
|
|
523
|
if (isset($role_aliases[$rid]['alias'])) {
|
|
524
|
$role_names[$rid] = $role_aliases[$rid]['alias'];
|
|
525
|
}
|
|
526
|
}
|
|
527
|
|
|
528
|
// Roles table.
|
|
529
|
$roles = element_children($form['rid']);
|
|
530
|
|
|
531
|
if (count($roles) && count($allowed_roles)) {
|
|
532
|
$header = array();
|
|
533
|
$header[] = t('Role');
|
|
534
|
|
|
535
|
if ($allowed_grants['view']) {
|
|
536
|
$header[] = t('View');
|
|
537
|
}
|
|
538
|
|
|
539
|
if ($allowed_grants['edit']) {
|
|
540
|
$header[] = t('Edit');
|
|
541
|
}
|
|
542
|
|
|
543
|
if ($allowed_grants['delete']) {
|
|
544
|
$header[] = t('Delete');
|
|
545
|
}
|
|
546
|
|
|
547
|
foreach ($roles as $key) {
|
|
548
|
|
|
549
|
if (isset($allowed_roles[$key]) && $allowed_roles[$key]) {
|
|
550
|
$row = array();
|
|
551
|
$row[] = $role_names[$key] . drupal_render($form['rid'][$key]['name']);
|
|
552
|
|
|
553
|
if ($allowed_grants['view']) {
|
|
554
|
$row[] = drupal_render($form['rid'][$key]['grant_view']);
|
|
555
|
}
|
|
556
|
|
|
557
|
if ($allowed_grants['edit']) {
|
|
558
|
$row[] = drupal_render($form['rid'][$key]['grant_update']);
|
|
559
|
}
|
|
560
|
|
|
561
|
if ($allowed_grants['delete']) {
|
|
562
|
$row[] = drupal_render($form['rid'][$key]['grant_delete']);
|
|
563
|
}
|
|
564
|
$rows[] = $row;
|
|
565
|
}
|
|
566
|
}
|
|
567
|
$output .= theme('table', array('header' => $header, 'rows' => $rows));
|
|
568
|
}
|
|
569
|
|
|
570
|
// Search form.
|
|
571
|
$output .= '<p><div class="search-form">';
|
|
572
|
$output .= '<strong>' . t('Enter names to search for users:') . '</strong>';
|
|
573
|
$output .= '<div class="container-inline">';
|
|
574
|
$output .= drupal_render($form['keys']);
|
|
575
|
$output .= drupal_render($form['search']);
|
|
576
|
$output .= '</div></div></p>';
|
|
577
|
|
|
578
|
// Users table.
|
|
579
|
unset($rows);
|
|
580
|
$users = element_children($form['uid']);
|
|
581
|
|
|
582
|
if (count($users) > 0) {
|
|
583
|
$header = array();
|
|
584
|
$rows = array();
|
|
585
|
$header[] = t('User');
|
|
586
|
$header[] = t('Keep?');
|
|
587
|
if ($allowed_grants['view']) {
|
|
588
|
$header[] = t('View');
|
|
589
|
}
|
|
590
|
if ($allowed_grants['edit']) {
|
|
591
|
$header[] = t('Edit');
|
|
592
|
}
|
|
593
|
if ($allowed_grants['delete']) {
|
|
594
|
$header[] = t('Delete');
|
|
595
|
}
|
|
596
|
foreach ($users as $key) {
|
|
597
|
$row = array();
|
|
598
|
$row[] = $form['uid'][$key]['name']['#value'];
|
|
599
|
$row[] = drupal_render($form['uid'][$key]['keep']);
|
|
600
|
if ($allowed_grants['view']) {
|
|
601
|
$row[] = drupal_render($form['uid'][$key]['grant_view']);
|
|
602
|
}
|
|
603
|
if ($allowed_grants['edit']) {
|
|
604
|
$row[] = drupal_render($form['uid'][$key]['grant_update']);
|
|
605
|
}
|
|
606
|
if ($allowed_grants['delete']) {
|
|
607
|
$row[] = drupal_render($form['uid'][$key]['grant_delete']);
|
|
608
|
}
|
|
609
|
$rows[] = $row;
|
|
610
|
}
|
|
611
|
$output .= theme('table', array('header' => $header, 'rows' => $rows));
|
|
612
|
}
|
|
613
|
|
|
614
|
$output .= drupal_render_children($form);
|
|
615
|
|
|
616
|
return $output;
|
|
617
|
}
|
|
618
|
|
|
619
|
|
|
620
|
/**
|
|
621
|
* Implements hook_node_grants().
|
|
622
|
*
|
|
623
|
* @param Object $account
|
|
624
|
* @parap string $op
|
|
625
|
*
|
|
626
|
* @return array
|
|
627
|
*/
|
|
628
|
function nodeaccess_node_grants($account, $op) {
|
|
629
|
$roles = is_array($account->roles) ? array_keys($account->roles) : array(-1);
|
|
630
|
return array(
|
|
631
|
'nodeaccess_rid' => $roles,
|
|
632
|
'nodeaccess_uid' => array($account->uid),
|
|
633
|
'nodeaccess_author' => array($account->uid),
|
|
634
|
);
|
|
635
|
}
|
|
636
|
|
|
637
|
/**
|
|
638
|
* Implements hook_node_update().
|
|
639
|
*
|
|
640
|
* @param Object $node
|
|
641
|
*/
|
|
642
|
function nodeaccess_node_update($node) {
|
|
643
|
if (module_exists('user_reference')) {
|
|
644
|
$fields = variable_get('nodeaccess_' . $node->type . '_user_reference', array());
|
|
645
|
foreach (array_keys($fields) as $field_name) {
|
|
646
|
if (isset($node->$field_name)) {
|
|
647
|
$old_node = node_load($node->nid);
|
|
648
|
// Delete the old user as it's changed.
|
|
649
|
if ($node->$field_name != $old_node->$field_name) {
|
|
650
|
nodeaccess_delete_user_reference($old_node);
|
|
651
|
nodeaccess_insert_user_reference($node);
|
|
652
|
}
|
|
653
|
break;
|
|
654
|
}
|
|
655
|
}
|
|
656
|
}
|
|
657
|
// Done, author permissions are not written into nodeaccess.
|
|
658
|
}
|
|
659
|
|
|
660
|
/**
|
|
661
|
* Implements hook_node_delete().
|
|
662
|
*
|
|
663
|
* @param Object $node
|
|
664
|
*/
|
|
665
|
function nodeaccess_node_delete($node) {
|
|
666
|
// Deleting node, delete related permissions.
|
|
667
|
nodeaccess_delete_grants($node);
|
|
668
|
}
|
|
669
|
|
|
670
|
/**
|
|
671
|
* Implements hook_node_access_records().
|
|
672
|
*
|
|
673
|
* @param Object $node
|
|
674
|
*
|
|
675
|
* @return array|NULL
|
|
676
|
*/
|
|
677
|
function nodeaccess_node_access_records($node) {
|
|
678
|
if (nodeaccess_disabling() || !$node->status) {
|
|
679
|
return NULL;
|
|
680
|
}
|
|
681
|
|
|
682
|
// Need to find out if node has own grants or whether to use defaults.
|
|
683
|
$default = variable_get('nodeaccess_' . $node->type, array());
|
|
684
|
|
|
685
|
// Setup default keys that are required by node_access_write_grants().
|
|
686
|
$grant_defaults = array(
|
|
687
|
'gid' => 0,
|
|
688
|
'realm' => 'nodeaccess_rid',
|
|
689
|
'grant_view' => 0,
|
|
690
|
'grant_update' => 0,
|
|
691
|
'grant_delete' => 0,
|
|
692
|
'priority' => variable_get('nodeaccess-priority', 0),
|
|
693
|
);
|
|
694
|
|
|
695
|
$query = db_select('nodeaccess', 'n')
|
|
696
|
->fields('n', array('gid', 'realm', 'grant_view', 'grant_update', 'grant_delete'))
|
|
697
|
->condition('nid', $node->nid, '=');
|
|
698
|
$result = $query->execute();
|
|
699
|
if (!$result->rowCount()) {
|
|
700
|
// Node has no own grants, use defaults.
|
|
701
|
$grants = $default;
|
|
702
|
}
|
|
703
|
else {
|
|
704
|
// Node has own grants, use them.
|
|
705
|
$grants = array();
|
|
706
|
while ($row = $result->fetchAssoc()) {
|
|
707
|
$grants[] = $row;
|
|
708
|
}
|
|
709
|
}
|
|
710
|
|
|
711
|
// Apply author grants.
|
|
712
|
$author_prefs = variable_get('nodeaccess_authors', array());
|
|
713
|
// Array is pre-populated with grant values.
|
|
714
|
$grant = $author_prefs[$node->type];
|
|
715
|
$grant['gid'] = $node->uid;
|
|
716
|
$grant['realm'] = 'nodeaccess_author';
|
|
717
|
// Include author grant even with all values FALSE, it may be
|
|
718
|
// needed to overwrite an older value.
|
|
719
|
$grants[] = $grant;
|
|
720
|
|
|
721
|
foreach ($grants as $id => $grant) {
|
|
722
|
// Merge missing default grant keys.
|
|
723
|
$grants[$id] = $grants[$id] + $grant_defaults;
|
|
724
|
}
|
|
725
|
|
|
726
|
return $grants;
|
|
727
|
}
|
|
728
|
|
|
729
|
|
|
730
|
/**
|
|
731
|
* Mark module to be in process of disabling.
|
|
732
|
*
|
|
733
|
* Prevents entries being saved to node_access while module is being disabled.
|
|
734
|
*
|
|
735
|
* @param mixed $set
|
|
736
|
* A boolean set or NULL to not change status.
|
|
737
|
*
|
|
738
|
* @return bool
|
|
739
|
*/
|
|
740
|
function nodeaccess_disabling($set = NULL) {
|
|
741
|
static $disabling = FALSE;
|
|
742
|
|
|
743
|
if ($set !== NULL) {
|
|
744
|
$disabling = $set;
|
|
745
|
}
|
|
746
|
|
|
747
|
return $disabling;
|
|
748
|
}
|
|
749
|
|
|
750
|
|
|
751
|
/**
|
|
752
|
* Implements hook_node_type_delete().
|
|
753
|
*
|
|
754
|
* @param Object $info
|
|
755
|
*/
|
|
756
|
function nodeaccess_node_type_delete($info) {
|
|
757
|
// Node type is being deleted, delete its preferences.
|
|
758
|
variable_del('nodeaccess_' . $info->type);
|
|
759
|
$author_prefs = variable_get('nodeaccess_authors', array());
|
|
760
|
unset($author_prefs[$info->type]);
|
|
761
|
variable_set('nodeaccess_authors', $author_prefs);
|
|
762
|
}
|
|
763
|
|
|
764
|
|
|
765
|
/**
|
|
766
|
* Implements hook_node_type_update().
|
|
767
|
*
|
|
768
|
* @param Object $info
|
|
769
|
*/
|
|
770
|
function nodeaccess_node_type_update($info) {
|
|
771
|
// Node type has changed, move preferences to new type.
|
|
772
|
if (!empty($info->old_type) && $info->old_type != $info->type) {
|
|
773
|
$setting = variable_get('nodeaccess_' . $info->old_type, array());
|
|
774
|
variable_del('nodeaccess_' . $info->old_type);
|
|
775
|
variable_set('nodeaccess_' . $info->type, $setting);
|
|
776
|
$author_prefs = variable_get('nodeaccess_authors', array());
|
|
777
|
$author_prefs[$info->type] = array(
|
|
778
|
'grant_view' => $author_prefs[$info->old_type]['grant_view'],
|
|
779
|
'grant_update' => $author_prefs[$info->old_type]['grant_update'],
|
|
780
|
'grant_delete' => $author_prefs[$info->old_type]['grant_delete'],
|
|
781
|
);
|
|
782
|
unset($author_prefs[$info->old_type]);
|
|
783
|
variable_set('nodeaccess_authors', $author_prefs);
|
|
784
|
}
|
|
785
|
}
|
|
786
|
|
|
787
|
|
|
788
|
/**
|
|
789
|
* Implements hook_node_type_insert().
|
|
790
|
*
|
|
791
|
* @param Object $info
|
|
792
|
*/
|
|
793
|
function nodeaccess_node_type_insert($info) {
|
|
794
|
// New node type, default to whatever is set for access content permission.
|
|
795
|
$role_perms = user_role_permissions(array(1 => 1, 2 => 2));
|
|
796
|
$role_perms[DRUPAL_ANONYMOUS_RID]['access content'] = isset($role_perms[1]['access content']) ?
|
|
797
|
intval($role_perms[1]['access content']) : 0;
|
|
798
|
$role_perms[DRUPAL_AUTHENTICATED_RID]['access content'] = isset($role_perms[2]['access content']) ?
|
|
799
|
intval($role_perms[2]['access content']) : 0;
|
|
800
|
$grants[] = array(
|
|
801
|
'gid' => DRUPAL_ANONYMOUS_RID,
|
|
802
|
'realm' => 'nodeaccess_rid',
|
|
803
|
'grant_view' => $role_perms[DRUPAL_ANONYMOUS_RID]['access content'],
|
|
804
|
'grant_update' => 0,
|
|
805
|
'grant_delete' => 0,
|
|
806
|
);
|
|
807
|
$grants[] = array(
|
|
808
|
'gid' => DRUPAL_AUTHENTICATED_RID,
|
|
809
|
'realm' => 'nodeaccess_rid',
|
|
810
|
'grant_view' => $role_perms[DRUPAL_AUTHENTICATED_RID]['access content'],
|
|
811
|
'grant_update' => 0,
|
|
812
|
'grant_delete' => 0,
|
|
813
|
);
|
|
814
|
variable_set('nodeaccess_' . $info->type, $grants);
|
|
815
|
|
|
816
|
// Add permissions for author.
|
|
817
|
$author_prefs = variable_get('nodeaccess_authors', array());
|
|
818
|
$author_prefs[$info->type] = array(
|
|
819
|
'grant_view' => 0,
|
|
820
|
'grant_update' => 0,
|
|
821
|
'grant_delete' => 0,
|
|
822
|
);
|
|
823
|
|
|
824
|
variable_set('nodeaccess_authors', $author_prefs);
|
|
825
|
node_access_needs_rebuild(TRUE);
|
|
826
|
}
|
|
827
|
|
|
828
|
|
|
829
|
/**
|
|
830
|
* Retrieve role aliases.
|
|
831
|
*
|
|
832
|
* @return array
|
|
833
|
* Role aliases indexed by rid.
|
|
834
|
*/
|
|
835
|
function nodeaccess_get_role_aliases() {
|
|
836
|
$aliases = array();
|
|
837
|
$query = db_select('role', 'r');
|
|
838
|
$query->join('nodeaccess_role_alias', 'a', 'r.rid = a.rid');
|
|
839
|
$query->fields('r', array('rid', 'name'));
|
|
840
|
$query->addField('a', 'name', 'alias');
|
|
841
|
$query->addField('a', 'weight');
|
|
842
|
$query->orderBy('a.weight');
|
|
843
|
$query->orderBy('r.weight');
|
|
844
|
$query->orderBy('a.name');
|
|
845
|
$query->orderBy('r.name');
|
|
846
|
$result = $query->execute();
|
|
847
|
while($a = $result->fetch()) {
|
|
848
|
$aliases[$a->rid]['name'] = $a->name;
|
|
849
|
$aliases[$a->rid]['alias'] = $a->alias;
|
|
850
|
$aliases[$a->rid]['weight'] = $a->weight;
|
|
851
|
}
|
|
852
|
return $aliases;
|
|
853
|
}
|
|
854
|
|
|
855
|
/**
|
|
856
|
* Save a role alias.
|
|
857
|
*
|
|
858
|
* @param array $edit
|
|
859
|
* An array of aliases to save, indexed by rid.
|
|
860
|
*/
|
|
861
|
function nodeaccess_save_role_aliases($edit) {
|
|
862
|
db_delete('nodeaccess_role_alias')->execute();
|
|
863
|
if (is_array($edit)) {
|
|
864
|
foreach ($edit as $key => $value) {
|
|
865
|
db_insert('nodeaccess_role_alias')->fields(array(
|
|
866
|
'rid' => $key,
|
|
867
|
'name' => $value['name'],
|
|
868
|
'weight' => $value['weight'],
|
|
869
|
))->execute();
|
|
870
|
}
|
|
871
|
}
|
|
872
|
return;
|
|
873
|
}
|
|
874
|
|
|
875
|
/**
|
|
876
|
* Insert userreference grants from a node.
|
|
877
|
*
|
|
878
|
* @param Object $node
|
|
879
|
*/
|
|
880
|
function nodeaccess_insert_user_reference($node) {
|
|
881
|
$form_values = nodeaccess_get_grants($node);
|
|
882
|
// Now, append or overwrite the uid with what was specified in the user
|
|
883
|
// reference field.
|
|
884
|
$fields = variable_get('nodeaccess_' . $node->type . '_user_reference', array());
|
|
885
|
foreach ($fields as $field_name => $field) {
|
|
886
|
$user_uids = field_get_items('node', $node, $field_name);
|
|
887
|
$user_references = user_load_multiple($user_uids);
|
|
888
|
// Add each of the referenced users a form value.
|
|
889
|
foreach ($user_references as $user) {
|
|
890
|
$form_values['uid'][$user->uid] = array(
|
|
891
|
'name' => $user->name,
|
|
892
|
'keep' => 1,
|
|
893
|
'grant_view' => $field['grant_view'],
|
|
894
|
'grant_update' => $field['grant_update'],
|
|
895
|
'grant_delete' => $field['grant_delete'],
|
|
896
|
);
|
|
897
|
}
|
|
898
|
}
|
|
899
|
// Only do the changes if there are users to save.
|
|
900
|
if (count($form_values['uid']) > 0) {
|
|
901
|
$form_values['nid'] = $node->nid;
|
|
902
|
$form_state = array('values' => $form_values);
|
|
903
|
_nodeaccess_grants_form_submit(NULL, $form_state);
|
|
904
|
}
|
|
905
|
}
|
|
906
|
|
|
907
|
/**
|
|
908
|
* Delete all userreference user grants from a node.
|
|
909
|
*
|
|
910
|
* @param Object $node
|
|
911
|
*/
|
|
912
|
function nodeaccess_delete_user_reference($node) {
|
|
913
|
$form_values = nodeaccess_get_grants($node);
|
|
914
|
// Now, append or overwrite the uid with what was specified in the user
|
|
915
|
// reference field.
|
|
916
|
$fields = variable_get('nodeaccess_' . $node->type . '_user_reference', array());
|
|
917
|
foreach ($fields as $field_name => $field) {
|
|
918
|
$user_uids = field_get_items('node', $node, $field_name);
|
|
919
|
$user_references = user_load_multiple($user_uids);
|
|
920
|
foreach ($user_references as $user) {
|
|
921
|
unset($form_values['uid'][$user->uid]);
|
|
922
|
}
|
|
923
|
}
|
|
924
|
$form_values['nid'] = $node->nid;
|
|
925
|
$form_state = array('values' => $form_values);
|
|
926
|
|
|
927
|
_nodeaccess_grants_form_submit(NULL, $form_state);
|
|
928
|
}
|
|
929
|
|
|
930
|
/**
|
|
931
|
* Return the grants applied to a node object used for Grant form.
|
|
932
|
*
|
|
933
|
* @param Object $node
|
|
934
|
*
|
|
935
|
* @return array
|
|
936
|
* An array of grants with keys 'rid' for roles and 'uid' for users.
|
|
937
|
*/
|
|
938
|
function nodeaccess_get_grants($node) {
|
|
939
|
$grants = array();
|
|
940
|
|
|
941
|
// Load grants by roles.
|
|
942
|
$query = db_select('nodeaccess', 'na');
|
|
943
|
$query->join('role', 'r', 'r.rid = na.gid');
|
|
944
|
$query->join('nodeaccess_role_alias', 'nra', 'nra.rid = r.rid');
|
|
945
|
$query->fields('r', array('rid', 'name'));
|
|
946
|
$query->fields('na', array('grant_view', 'grant_update', 'grant_delete'));
|
|
947
|
$query->condition('na.realm', 'nodeaccess_rid', '=');
|
|
948
|
$query->condition('na.nid', $node->nid, '=');
|
|
949
|
$query->orderBy('nra.weight');
|
|
950
|
$query->orderBy('nra.name');
|
|
951
|
$result = $query->execute();
|
|
952
|
|
|
953
|
while ($grant = $result->fetch()) {
|
|
954
|
if ($grant->name) {
|
|
955
|
$grants['rid'][$grant->rid] = array(
|
|
956
|
'name' => $grant->name,
|
|
957
|
'grant_view' => (bool) $grant->grant_view,
|
|
958
|
'grant_update' => (bool) $grant->grant_update,
|
|
959
|
'grant_delete' => (bool) $grant->grant_delete,
|
|
960
|
);
|
|
961
|
}
|
|
962
|
}
|
|
963
|
// Load grants by users
|
|
964
|
$query = db_select('node_access', 'na');
|
|
965
|
$query->join('users', 'u', 'u.uid = na.gid');
|
|
966
|
$query->fields('u', array('uid', 'name'));
|
|
967
|
$query->fields('na', array('grant_view', 'grant_update', 'grant_delete'));
|
|
968
|
$query->condition('na.nid', $node->nid, '=');
|
|
969
|
$query->condition('na.realm', 'nodeaccess_uid', '=');
|
|
970
|
$query->orderBy('name');
|
|
971
|
$result = $query->execute();
|
|
972
|
|
|
973
|
while ($account = $result->fetch()) {
|
|
974
|
$grants['uid'][$account->uid] = array(
|
|
975
|
'name' => $account->name,
|
|
976
|
'keep' => TRUE,
|
|
977
|
'grant_view' => (bool) $account->grant_view,
|
|
978
|
'grant_update' => (bool) $account->grant_update,
|
|
979
|
'grant_delete' => (bool) $account->grant_delete,
|
|
980
|
);
|
|
981
|
}
|
|
982
|
return $grants;
|
|
983
|
}
|
|
984
|
|
|
985
|
/**
|
|
986
|
* Set all grants for a node to nodeaccess table and acquire them.
|
|
987
|
*
|
|
988
|
* @param $node
|
|
989
|
* node object the grants are being applied to.
|
|
990
|
* @param array $grants
|
|
991
|
* array of grants as defined (@see nodeaccess_save_grant).
|
|
992
|
*/
|
|
993
|
function nodeaccess_set_grants($node, $grants = array()) {
|
|
994
|
// Allow other modules to edit all grants for array.
|
|
995
|
drupal_alter('nodeaccess_grants', $grants, $node);
|
|
996
|
|
|
997
|
nodeaccess_delete_grants($node);
|
|
998
|
|
|
999
|
if (count($grants)) {
|
|
1000
|
foreach ($grants as $grant) {
|
|
1001
|
// Allow other modules to edit single grants.
|
|
1002
|
drupal_alter('nodeaccess_grant', $grant, $node);
|
|
1003
|
nodeaccess_save_grant($node, $grant);
|
|
1004
|
}
|
|
1005
|
}
|
|
1006
|
|
|
1007
|
node_access_acquire_grants($node);
|
|
1008
|
}
|
|
1009
|
|
|
1010
|
|
|
1011
|
/**
|
|
1012
|
* Delete all grants from nodeaccess table for this node.
|
|
1013
|
*
|
|
1014
|
* @param $node
|
|
1015
|
* node object whose grants are being revoked.
|
|
1016
|
*/
|
|
1017
|
function nodeaccess_delete_grants($node) {
|
|
1018
|
try {
|
|
1019
|
db_delete('nodeaccess')
|
|
1020
|
->condition('nid', $node->nid)
|
|
1021
|
->execute();
|
|
1022
|
|
|
1023
|
node_access_acquire_grants($node);
|
|
1024
|
}
|
|
1025
|
catch (Exception $e) {
|
|
1026
|
drupal_set_message(t("Database error has occurred while clearing nodeaccess table."), 'error');
|
|
1027
|
watchdog('nodeaccess', 'Database error: @message.', array('@message' => $e->getMessage()), WATCHDOG_ERROR);
|
|
1028
|
}
|
|
1029
|
}
|
|
1030
|
|
|
1031
|
/**
|
|
1032
|
* Revoke all custom grants from nodeaccess table for this node. Essentially
|
|
1033
|
* reset the grants to their default state (by node type).
|
|
1034
|
*
|
|
1035
|
* @param $node
|
|
1036
|
* node object whose grants are being revoked.
|
|
1037
|
*/
|
|
1038
|
function nodeaccess_revoke_grants($node) {
|
|
1039
|
nodeaccess_delete_grants($node);
|
|
1040
|
node_access_acquire_grants($node);
|
|
1041
|
}
|
|
1042
|
|
|
1043
|
/**
|
|
1044
|
* Save the grant settings/options for the node.
|
|
1045
|
*
|
|
1046
|
* @param $node
|
|
1047
|
* node object the grant is being applied to.
|
|
1048
|
* @param array $grant
|
|
1049
|
* array(
|
|
1050
|
* 'gid' => (int) gid for realm,
|
|
1051
|
* 'realm' => (string) what realm the access grant belongs to (ex: nodeaccess_rid).
|
|
1052
|
* 'grant_view' => (int) view access being granted,
|
|
1053
|
* 'grant_update' => (int) update access being granted,
|
|
1054
|
* 'grant_delete' => (int) delete access being granted,
|
|
1055
|
* )
|
|
1056
|
*/
|
|
1057
|
function nodeaccess_save_grant($node, $grant) {
|
|
1058
|
// Save role and user grants to our own table.
|
|
1059
|
try {
|
|
1060
|
db_insert('nodeaccess')
|
|
1061
|
->fields(array(
|
|
1062
|
'nid' => $node->nid,
|
|
1063
|
'gid' => $grant['gid'],
|
|
1064
|
'realm' => $grant['realm'],
|
|
1065
|
'grant_view' => (int) $grant['grant_view'],
|
|
1066
|
'grant_update' => (int) $grant['grant_update'],
|
|
1067
|
'grant_delete' => (int) $grant['grant_delete'],
|
|
1068
|
))
|
|
1069
|
->execute();
|
|
1070
|
}
|
|
1071
|
catch (Exception $e) {
|
|
1072
|
drupal_set_message(t("Database error has occurred while saving to nodeaccess table."), 'error');
|
|
1073
|
watchdog('nodeaccess', 'Database error: @message.', array('@message' => $e->getMessage()), WATCHDOG_ERROR);
|
|
1074
|
}
|
|
1075
|
}
|
|
1076
|
|
|
1077
|
/**
|
|
1078
|
* Add the grant tab to the specified node type.
|
|
1079
|
*
|
|
1080
|
* @param string $type
|
|
1081
|
* The node type we are adding the grant tab for.
|
|
1082
|
*/
|
|
1083
|
function nodeaccess_add_type_grant($type) {
|
|
1084
|
$grants = variable_get('nodeaccess-types', array());
|
|
1085
|
$grants[$type] = TRUE;
|
|
1086
|
|
|
1087
|
nodeaccess_set_type_grants($grants);
|
|
1088
|
}
|
|
1089
|
|
|
1090
|
/**
|
|
1091
|
* Delete the grant tab for specified node type.
|
|
1092
|
*
|
|
1093
|
* @param string $type
|
|
1094
|
* The node type we are removing the grant tab from.
|
|
1095
|
*/
|
|
1096
|
function nodeaccess_delete_type_grant($type) {
|
|
1097
|
$grants = variable_get('nodeaccess-types', array());
|
|
1098
|
|
|
1099
|
if (isset($grants[$type])) {
|
|
1100
|
unset($grants[$type]);
|
|
1101
|
}
|
|
1102
|
|
|
1103
|
nodeaccess_set_type_grants($grants);
|
|
1104
|
}
|
|
1105
|
|
|
1106
|
/**
|
|
1107
|
* Set the grant tab settings for all node types.
|
|
1108
|
*
|
|
1109
|
* @param array $types
|
|
1110
|
* The types that will have the grant tab appear.
|
|
1111
|
*
|
|
1112
|
*/
|
|
1113
|
function nodeaccess_set_type_grants($types = array()) {
|
|
1114
|
if (!is_array($types)) {
|
|
1115
|
return;
|
|
1116
|
}
|
|
1117
|
|
|
1118
|
variable_set('nodeaccess-types', $types);
|
|
1119
|
node_access_needs_rebuild(TRUE);
|
|
1120
|
}
|
