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<?php
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/**
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* @file
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* Allows user account and profile attributes to be automatically populated
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* using tokens. Provides basic tokens for attributes returned by an LDAP
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* server.
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*/
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/**
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* Implements hook_menu().
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*/
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function cas_ldap_menu() {
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$items['admin/config/people/cas/attributes/ldap'] = array(
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'title' => 'LDAP Tokens',
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'description' => 'Get a list of all available LDAP Tokens',
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'page callback' => 'cas_ldap_list',
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'access arguments' => array('administer cas'),
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'file' => 'cas_ldap.admin.inc',
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'type' => MENU_LOCAL_TASK,
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'weight' => -8,
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);
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return $items;
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}
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/**
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* Administrative settings form.
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*/
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function cas_ldap_form_cas_attributes_admin_settings_alter(&$form, &$form_state, $form_id) {
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$form['cas_attributes_ldap'] = array(
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'#type' => 'fieldset',
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'#title' => 'LDAP',
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'#weight' => -8,
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);
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$ldap_servers = ldap_servers_get_servers(NULL, 'enabled');
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$options = array();
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if ($ldap_servers) {
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foreach ($ldap_servers as $sid => $ldap_server) {
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$options[$sid] = $ldap_server->name;
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}
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}
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$form['cas_attributes_ldap']['cas_attributes_ldap_server'] = array(
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'#type' => 'select',
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'#title' => t('Server'),
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'#default_value' => variable_get('cas_attributes_ldap_server', NULL),
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'#options' => $options,
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'#empty_option' => t('- Select a LDAP server -'),
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'#description' => t('The LDAP server to query for LDAP attributes. <a href="@url">Configure servers</a>.', array('@url' => url('admin/config/people/ldap/servers'))),
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);
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}
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/**
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* Returns an array containing LDAP attributes for the specified user.
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*
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* @param $name
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*/
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function cas_ldap_attributes($name) {
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$attributes = &drupal_static(__FUNCTION__, array());
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if (!isset($attributes[$name])) {
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$attributes[$name] = _cas_ldap_attributes($name);
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}
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return $attributes[$name];
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}
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/**
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* Look up the user attributes for the specified user.
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*/
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function _cas_ldap_attributes($name) {
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$cas_attr_ldap_server = variable_get('cas_attributes_ldap_server', NULL);
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if (empty($cas_attr_ldap_server)) {
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// No CAS server configured.
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return array();
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}
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$ldap_server = ldap_servers_get_servers($cas_attr_ldap_server, 'enabled', TRUE);
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if (empty($ldap_server)) {
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// We cannot load the server.
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return;
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}
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// Connect to the server and perform the lookup.
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$ldap_server->connect();
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$ldap_server->bind();
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$result = $ldap_server->user_lookup($name);
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return $result['attr'];
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}
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