/**
* Converts a matching route array into a url string. Composes the string url using the template
* used to create the route.
*
* @param array $params The params to convert to a string url.
* @return string Composed route string.
*/
protected function _writeUrl($params) {
if (isset($params['prefix'])) {
$prefixed = $params['prefix'] . '_';
}
if (isset($prefixed, $params['action']) && strpos($params['action'], $prefixed) === 0) {
$params['action'] = substr($params['action'], strlen($prefixed) * -1);
unset($params['prefix']);
}
if (is_array($params['pass'])) {
$params['pass'] = implode('/', array_map('rawurlencode', $params['pass']));
}
$namedConfig = Router::namedConfig();
$separator = $namedConfig['separator'];
if (!empty($params['named']) && is_array($params['named'])) {
$named = array();
foreach ($params['named'] as $key => $value) {
if (is_array($value)) {
$flat = Hash::flatten($value, '][');
foreach ($flat as $namedKey => $namedValue) {
$named[] = $key . "[$namedKey]" . $separator . rawurlencode($namedValue);
}
} else {
$named[] = $key . $separator . rawurlencode($value);
}
}
$params['pass'] = $params['pass'] . '/' . implode('/', $named);
}
$out = $this->template;
$search = $replace = array();
foreach ($this->keys as $key) {
$string = null;
if (isset($params[$key])) {
$string = $params[$key];
} elseif (strpos($out, $key) != strlen($out) - strlen($key)) {
$key .= '/';
}
$search[] = ':' . $key;
$replace[] = $string;
}
$out = str_replace($search, $replace, $out);
if (strpos($this->template, '*')) {
$out = str_replace('*', $params['pass'], $out);
}
$out = str_replace('//', '/', $out);
return $out;
}