/**
* Encode the given data in the format
*
* @param array $data resulting data that needs to
* be encoded in the given format
* @param boolean $humanReadable set to TRUE when restler
* is not running in production mode.
* Formatter has to make the encoded
* output more human readable
*
* @throws \Exception
* @return string encoded string
*/
public function encode($data, $humanReadable = false)
{
if (!is_readable(static::$viewPath)) {
throw new \Exception('The views directory `' . self::$viewPath . '` should exist with read permission.');
}
static::$data['basePath'] = dirname($_SERVER['SCRIPT_NAME']);
static::$data['baseUrl'] = $this->restler->getBaseUrl();
static::$data['currentPath'] = $this->restler->url;
try {
$exception = $this->restler->exception;
$success = is_null($exception);
$error = $success ? null : $exception->getMessage();
$data = array('response' => static::$convertResponseToArray ? Object::toArray($data) : $data, 'stages' => $this->restler->getEvents(), 'success' => $success, 'error' => $error);
$info = $data['api'] = $this->restler->apiMethodInfo;
$metadata = Util::nestedValue($this->restler, 'apiMethodInfo', 'metadata');
$view = $success ? 'view' : 'errorView';
$value = false;
if (static::$parseViewMetadata && isset($metadata[$view])) {
if (is_array($metadata[$view])) {
self::$view = $metadata[$view]['description'];
$value = Util::nestedValue($metadata[$view], 'properties', 'value');
} else {
self::$view = $metadata[$view];
}
} elseif (!self::$view) {
$file = static::$viewPath . '/' . $this->restler->url . '.' . static::getViewExtension();
self::$view = static::$useSmartViews && is_readable($file) ? $this->restler->url : static::$errorView;
}
if (isset($metadata['param']) && (!$value || 0 === strpos($value, 'request'))) {
$params = $metadata['param'];
foreach ($params as $index => &$param) {
$index = intval($index);
if (is_numeric($index)) {
$param['value'] = $this->restler->apiMethodInfo->parameters[$index];
}
}
$data['request']['parameters'] = $params;
}
if ($value) {
$data = Util::nestedValue($data, explode('.', $value));
}
$data += static::$data;
if (false === ($i = strrpos(self::$view, '.'))) {
$template = self::$template;
} else {
self::$template = $template = substr(self::$view, $i + 1);
self::$view = substr(self::$view, 0, $i);
}
if (!static::$cacheDirectory) {
static::$cacheDirectory = Defaults::$cacheDirectory . DIRECTORY_SEPARATOR . $template;
if (!file_exists(static::$cacheDirectory)) {
if (!mkdir(static::$cacheDirectory, 0770, true)) {
throw new RestException(500, 'Unable to create cache directory `' . static::$cacheDirectory . '`');
}
}
}
if (method_exists($class = get_called_class(), $template)) {
if ($template == 'blade') {
$this->checkDependency('Illuminate\\View\\View');
} elseif ($template == 'twig') {
$this->checkDependency('Twig_Environment');
} elseif ($template == 'mustache' || $template == 'handlebar') {
$this->checkDependency('Mustache_Engine');
}
return call_user_func("{$class}::{$template}", $data, $humanReadable);
}
throw new RestException(500, "Unsupported template system `{$template}`");
} catch (Exception $e) {
static::$parseViewMetadata = false;
$this->reset();
throw $e;
}
}
