/**
* Set an curl_exec wrapper function($ch, $method, $url, $options)
*
* @param $call
*/
public static function exec($call)
{
if (is_object($call) && $call instanceof ExecInterface) {
ParseCurl::$exec = $call;
} elseif (is_callable($call)) {
ParseCurl::$exec = $call;
}
}
/**
* Called by ParseCurl
*
* @param $ch
* @param $method
* @param $url
* @param $options
*
* @return mixed
*/
public function exec($ch, $method, $url, $options)
{
$self = $this;
// set curl progress options
curl_setopt($ch, CURLOPT_NOPROGRESS, 0);
curl_setopt($ch, CURLOPT_PROGRESSFUNCTION, function ($download_size, $downloaded, $upload_size, $uploaded) use($ch, $url, $method, $options, $self) {
// call $this->progress
$self->progress($ch, $url, $method, $options, $download_size, $downloaded, $upload_size, $uploaded);
});
// call chained curl_exec
return ParseCurl::curl_exec($ch, $method, $url, $options, $this->exec);
}
/**
* Exec method called by ParseCurl
*
* @param $ch
* @param $method
* @param $url
* @param $options
*
* @return mixed
*/
public function exec($ch, $method, $url, $options)
{
// Single object requests without additional parameters in query string
if (!parse_url($url, PHP_URL_QUERY) && preg_match(':^/[0-9]+/classes/([^/]+)/([^/]+)$:', $path = parse_url($url, PHP_URL_PATH), $m)) {
$cacheKey = $this->getCacheKey($className = $m[1], $objectId = $m[2]);
// fetch a single object already in local storage
if ($method == 'GET' && $this->cacheStorage->get($cacheKey)) {
// restore curl_getinfo, curl_errno and curl_error
ParseCurl::curl_setinfo_array($ch, $this->cacheStorage->get($cacheKey)['infos']);
ParseCurl::curl_errno_set($ch, $this->cacheStorage->get($cacheKey)['errno']);
ParseCurl::curl_error_set($ch, $this->cacheStorage->get($cacheKey)['error']);
// return stored request result
return $this->cacheStorage->get($cacheKey)['response'];
} elseif ($method == 'GET') {
// get chained curl_exec response
$response = ParseCurl::curl_exec($ch, $method, $url, $options, $this->chainExecHandler);
if (curl_errno($ch)) {
throw new ParseException(curl_error($ch), curl_errno($ch));
}
$contentType = curl_getinfo($ch, CURLINFO_CONTENT_TYPE);
if (strpos($contentType, 'text/html') !== false) {
throw new ParseException('Bad Request', -1);
}
// not in storage, fetch and store
$this->cacheStorage->set($cacheKey, array('errno' => $errno = ParseCurl::curl_errno($ch), 'error' => $error = ParseCurl::curl_error($ch), 'infos' => $infos = ParseCurl::curl_getinfo($ch), 'response' => $response));
// return request result
return $response;
} elseif ($this->stor($cacheKey)) {
// any other methods like POST, PUT, DELETE ... invalidate storage
$this->cacheStorage->remove($cacheKey);
}
} elseif ($method == 'GET' && $this->cacheListObjects && preg_match(':^/[0-9]+/classes/([^/]+)$:', $path = parse_url($url, PHP_URL_PATH), $m)) {
$className = $m[1];
// get chained curl_exec response
$response = ParseCurl::curl_exec($ch, $method, $url, $options, $this->chainExecHandler);
if (curl_errno($ch)) {
throw new ParseException(curl_error($ch), curl_errno($ch));
}
$contentType = curl_getinfo($ch, CURLINFO_CONTENT_TYPE);
if (strpos($contentType, 'text/html') !== false) {
throw new ParseException('Bad Request', -1);
}
$decoded = json_decode($response, true);
if (isset($decoded['error'])) {
throw new ParseException($decoded['error'], isset($decoded['code']) ? $decoded['code'] : 0);
}
if (array_key_exists('results', $decoded)) {
foreach ($decoded['results'] as $result) {
if (array_key_exists('objectId', $result)) {
$this->cacheStorage->set($this->getCacheKey($className, $result['objectId']), array('errno' => $errno = ParseCurl::curl_errno($ch), 'error' => $error = ParseCurl::curl_error($ch), 'infos' => $infos = ParseCurl::curl_getinfo($ch), 'response' => json_encode($result)));
}
}
}
// return request result
return $response;
}
// Call chained curl_exec
return ParseCurl::curl_exec($ch, $method, $url, $options, $this->chainExecHandler);
}