diff options
Diffstat (limited to 'modules/openid/openid.inc')
| -rw-r--r-- | modules/openid/openid.inc | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/modules/openid/openid.inc b/modules/openid/openid.inc index 72e931718..a19f483c7 100644 --- a/modules/openid/openid.inc +++ b/modules/openid/openid.inc @@ -665,3 +665,35 @@ function openid_extract_namespace($response, $extension_namespace, $fallback_pre return $output; } + +/** + * Extracts values from an OpenID AX Response. + * + * The values can be returned in two forms: + * - only openid.ax.value.<alias> (for single-valued answers) + * - both openid.ax.count.<alias> and openid.ax.value.<alias>.<count> (for both + * single and multiple-valued answers) + * + * @param $values + * An array as returned by openid_extract_namespace(..., OPENID_NS_AX). + * @param $aliases + * An array of aliases used in the fetch request. + * @return + * An array of values. + * @see http://openid.net/specs/openid-attribute-exchange-1_0.html#fetch_response + */ +function openid_extract_ax_values($values, $aliases) { + $output = array(); + foreach ($aliases as $alias) { + if (isset($values['count.' . $alias])) { + for ($i = 1; $i <= $values['count.' . $alias]; $i++) { + $output[] = $values['value.' . $alias . '.' . $i]; + } + } + elseif (isset($values['value.' . $alias])) { + $output[] = $values['value.' . $alias]; + } + } + return $output; +} + |