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<?php
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/**
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* @file
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* Token module integration.
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*/
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/**
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* Implements hook_token_info_alter().
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*/
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function cas_attributes_token_info_alter(&$data) {
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if (function_exists('cas_phpcas_attributes')) {
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$data['tokens']['cas']['attribute'] = array(
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'name' => t('Attribute'),
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'description' => t('A CAS attribute of the user. (Only available if user is logged into CAS). Always stored as an array token (thus supporting multivalue attributes); therefore be sure to remember to specify which array member you want (for instance, to get the first value: [cas:attribute:?:first]). <a href="@url">Available tokens</a>.', array('@url' => url('admin/config/people/cas/attributes/cas'))),
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'dynamic' => TRUE,
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);
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}
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}
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/**
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* Implements hook_tokens().
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*/
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function cas_attributes_tokens($type, $tokens, array $data = array(), array $options = array()) {
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$sanitize = !empty($options['sanitize']);
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$replacements = array();
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if ($type == 'cas' && !empty($data['cas'])) {
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$cas = $data['cas'];
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// Provide [cas:attribute:?] dynamic tokens.
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if ($attribute_tokens = token_find_with_prefix($tokens, 'attribute')) {
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$attribute = array_change_key_case(cas_phpcas_attributes($cas));
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foreach ($attribute_tokens as $name => $original) {
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// If there are no options specified have it return all values.
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if (strpos($name, ':') === FALSE) {
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$name .= ':join';
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}
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// Break out the token into attributes and the options for them.
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list($name, $token) = explode(':', $name, 2);
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$name = drupal_strtolower($name);
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if (isset($attribute[$name])) {
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$value = $attribute[$name];
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if (!is_array($value)) {
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$value = array($value);
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}
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$replacements += token_generate('array', array($token => $original), array('array' => $value), $options);
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}
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elseif ($name == '?') {
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$keys = array_keys($attribute);
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if ($sanitize) {
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$keys = array_map('check_plain', $keys);
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}
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$replacements[$original] = t('Available attributes: %keys', array('%keys' => implode(', ', $keys)));
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}
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}
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}
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}
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return $replacements;
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}
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