/**
* Read response from server
*
* @return string
*/
public function read()
{
// First, read headers only
$response = '';
$gotStatus = false;
while ($line = @fgets($this->socket)) {
$gotStatus = $gotStatus || strpos($line, 'HTTP') !== false;
if ($gotStatus) {
$response .= $line;
if (!chop($line)) {
break;
}
}
}
// Handle 100 and 101 responses internally by restarting the read again
if (Zend_Http_Response::extractCode($response) == 100 || Zend_Http_Response::extractCode($response) == 101) {
return $this->read();
}
// If this was a HEAD request, return after reading the header (no need to read body)
if ($this->method == Zend_Http_Client::HEAD) {
return $response;
}
// Check headers to see what kind of connection / transfer encoding we have
$headers = Zend_Http_Response::extractHeaders($response);
// if the connection is set to close, just read until socket closes
if (isset($headers['connection']) && $headers['connection'] == 'close') {
while ($buff = @fread($this->socket, 8192)) {
$response .= $buff;
}
$this->close();
// Else, if we got a transfer-encoding header (chunked body)
} elseif (isset($headers['transfer-encoding'])) {
if ($headers['transfer-encoding'] == 'chunked') {
do {
$chunk = '';
$line = @fgets($this->socket);
$chunk .= $line;
$hexchunksize = ltrim(chop($line), '0');
$hexchunksize = strlen($hexchunksize) ? strtolower($hexchunksize) : 0;
$chunksize = hexdec(chop($line));
if (dechex($chunksize) != $hexchunksize) {
@fclose($this->socket);
require_once 'Zend/Http/Client/Adapter/Exception.php';
throw new Zend_Http_Client_Adapter_Exception('Invalid chunk size "' . $hexchunksize . '" unable to read chunked body');
}
$left_to_read = $chunksize;
while ($left_to_read > 0) {
$line = @fread($this->socket, $left_to_read);
$chunk .= $line;
$left_to_read -= strlen($line);
}
$chunk .= @fgets($this->socket);
$response .= $chunk;
} while ($chunksize > 0);
} else {
throw new Zend_Http_Client_Adapter_Exception('Cannot handle "' . $headers['transfer-encoding'] . '" transfer encoding');
}
// Else, if we got the content-length header, read this number of bytes
} elseif (isset($headers['content-length'])) {
$left_to_read = $headers['content-length'];
$chunk = '';
while ($left_to_read > 0) {
$chunk = @fread($this->socket, $left_to_read);
$left_to_read -= strlen($chunk);
$response .= $chunk;
}
// Fallback: just read the response (should not happen)
} else {
while ($buff = @fread($this->socket, 8192)) {
$response .= $buff;
}
$this->close();
}
return $response;
}
/**
* Make a HTTP request.
* @param string $method
* @param array $getParameters
* @param array $postParameters
* @throws Insulin_Service_Rest_ConnectionFailedException
* @throws Insulin_Service_Rest_HttpErrorException
*/
protected function _doRequest($method, array $getParameters = null, array $postParameters = null)
{
$link = $this->getLink();
if (!empty($postParameters)) {
$link->setParameterPost($postParameters);
}
if (!empty($getParameters)) {
$link->setParameterGet($getParameters);
}
$link->setUri($this->_endpoint);
$link->setMethod($method);
require_once 'Zend/Http/Exception.php';
try {
$response = $link->request();
} catch (Zend_Http_Exception $e) {
require_once 'Insulin/Service/Rest/ConnectionFailedException.php';
throw new Insulin_Service_Rest_ConnectionFailedException();
}
if ($response->isError()) {
require_once 'Insulin/Service/Rest/HttpErrorException.php';
// extract error code from response
$code = Zend_Http_Response::extractCode($response);
// extract standard error message from response
$msg = Zend_Http_Response::responseCodeAsText($code);
throw new Insulin_Service_Rest_HttpErrorException($code, $msg);
}
return $response;
}
/**
* Post back to PayPal to check whether this request is a valid one
*
* @return void
* @throws RemoteServiceUnavailableException
* @throws \Exception
*/
protected function _postBack()
{
$httpAdapter = $this->_curlFactory->create();
$postbackQuery = http_build_query($this->getRequestData()) . '&cmd=_notify-validate';
$postbackUrl = $this->_config->getPayPalIpnUrl();
$this->_addDebugData('postback_to', $postbackUrl);
$httpAdapter->setConfig(['verifypeer' => $this->_config->getValue('verifyPeer')]);
$httpAdapter->write(\Zend_Http_Client::POST, $postbackUrl, '1.1', ['Connection: close'], $postbackQuery);
try {
$postbackResult = $httpAdapter->read();
} catch (\Exception $e) {
$this->_addDebugData('http_error', ['error' => $e->getMessage(), 'code' => $e->getCode()]);
throw $e;
}
/*
* Handle errors on PayPal side.
*/
$responseCode = \Zend_Http_Response::extractCode($postbackResult);
if (empty($postbackResult) || in_array($responseCode, ['500', '502', '503'])) {
if (empty($postbackResult)) {
$reason = 'Empty response.';
} else {
$reason = 'Response code: ' . $responseCode . '.';
}
$this->_debugData['exception'] = 'PayPal IPN postback failure. ' . $reason;
throw new RemoteServiceUnavailableException(__($reason));
}
$response = preg_split('/^\\r?$/m', $postbackResult, 2);
$response = trim($response[1]);
if ($response != 'VERIFIED') {
$this->_addDebugData('postback', $postbackQuery);
$this->_addDebugData('postback_result', $postbackResult);
throw new \Exception('PayPal IPN postback failure. See system.log for details.');
}
}
/**
* Check if survey url valid (exists) or not
*
* @return boolen
*/
public static function isSurveyUrlValid()
{
$curl = new Varien_Http_Adapter_Curl();
$curl->setConfig(array('timeout' => 5))->write(Zend_Http_Client::GET, self::getSurveyUrl(), '1.0');
$response = $curl->read();
if (Zend_Http_Response::extractCode($response) == 200) {
return true;
}
return false;
}
/**
* If file is accessible return true or false
*
* @return bool
*/
private function _isFileAccessible()
{
$defaultUnsecureBaseURL = (string) Mage::getConfig()->getNode('default/' . Mage_Core_Model_Store::XML_PATH_UNSECURE_BASE_URL);
$http = new Varien_Http_Adapter_Curl();
$http->setConfig(array('timeout' => $this->_verificationTimeOut));
$http->write(Zend_Http_Client::POST, $defaultUnsecureBaseURL . $this->_filePath);
$responseBody = $http->read();
$responseCode = Zend_Http_Response::extractCode($responseBody);
$http->close();
return $responseCode == 200;
}
/**
* Check if survey url valid (exists) or not
*
* @return bool
*/
public function isSurveyUrlValid()
{
$curl = new \Magento\Framework\HTTP\Adapter\Curl();
$curl->setConfig(array('timeout' => 5))->write(\Zend_Http_Client::GET, $this->getSurveyUrl(), '1.0');
$response = $curl->read();
$curl->close();
if (\Zend_Http_Response::extractCode($response) == 200) {
return true;
}
return false;
}
public function read()
{
$this->_applyConfig();
$response = curl_exec($this->_getResource());
// Remove 100 and 101 responses headers
while (Zend_Http_Response::extractCode($response) == 100 || Zend_Http_Response::extractCode($response) == 101) {
$response = preg_split('/^\\r?$/m', $response, 2);
$response = trim($response[1]);
}
if (stripos($response, "Transfer-Encoding: chunked\r\n")) {
$response = str_ireplace("Transfer-Encoding: chunked\r\n", '', $response);
}
return $response;
}
function exec()
{
if ($this->_resource) {
$this->data = curl_exec($this->_resource);
if (curl_error($this->_resource)) {
$this->error_message = curl_error($this->_resource);
$this->error_number = curl_errno($this->_resource);
Mage::log($this->error_number . ': ' . $this->error_message, 0, Mage::getStoreConfig('dev/log/exception_file'));
}
// Remove 100 and 101 responses headers
if (Zend_Http_Response::extractCode($this->data) == 100 || Zend_Http_Response::extractCode($this->data) == 101) {
$this->data = preg_split('/^\\r?$/m', $this->data, 2);
$this->data = trim($this->data[1]);
}
return $this->data;
} else {
return false;
}
}
/**
* @param ResultCollection $results
*/
public function check(ResultCollection $results)
{
$result = $results->createResult();
$filePath = 'app/etc/local.xml';
$defaultUnsecureBaseURL = (string) \Mage::getConfig()->getNode('default/' . \Mage_Core_Model_Store::XML_PATH_UNSECURE_BASE_URL);
$http = new \Varien_Http_Adapter_Curl();
$http->setConfig(array('timeout' => $this->_verificationTimeOut));
$http->write(\Zend_Http_Client::POST, $defaultUnsecureBaseURL . $filePath);
$responseBody = $http->read();
$responseCode = \Zend_Http_Response::extractCode($responseBody);
$http->close();
if ($responseCode === 200) {
$result->setStatus(Result::STATUS_ERROR);
$result->setMessage("<error>{$filePath} can be accessed from outside!</error>");
} else {
$result->setStatus(Result::STATUS_OK);
$result->setMessage("<info><comment>{$filePath}</comment> cannot be accessed from outside.</info>");
}
}
public function getFeedData()
{
$curl = new Varien_Http_Adapter_Curl();
$curl->setConfig(array('timeout' => 1));
$curl->write(Zend_Http_Client::GET, $this->getFeedUrl(), '1.0');
$data = $curl->read();
if ($data === false || Zend_Http_Response::extractCode($data) !== 200) {
return false;
}
$data = preg_split('/^\\r?$/m', $data, 2);
$data = trim($data[1]);
$curl->close();
try {
$xml = new SimpleXMLElement($data);
} catch (Exception $e) {
return false;
}
return $xml;
}
/**
* Read response from server
*
* @return string
*/
public function read()
{
$response = curl_exec($this->_getResource());
// Remove 100 and 101 responses headers
while (\Zend_Http_Response::extractCode($response) == 100 || \Zend_Http_Response::extractCode($response) == 101) {
$response = preg_split('/^\\r?$/m', $response, 2);
$response = trim($response[1]);
}
// CUrl will handle chunked data but leave the header.
$response = preg_replace('/Transfer-Encoding:\\s+chunked\\r?\\n/i', '', $response);
return $response;
}
/**
* Read response from server
*
* @return string
*/
public function read()
{
// First, read headers only
$response = '';
$gotStatus = false;
while (($line = @fgets($this->socket)) !== false) {
$gotStatus = $gotStatus || strpos($line, 'HTTP') !== false;
if ($gotStatus) {
$response .= $line;
if (rtrim($line) === '') {
break;
}
}
}
$this->_checkSocketReadTimeout();
$statusCode = Zend_Http_Response::extractCode($response);
// Handle 100 and 101 responses internally by restarting the read again
if ($statusCode == 100 || $statusCode == 101) {
return $this->read();
}
// Check headers to see what kind of connection / transfer encoding we have
$headers = Zend_Http_Response::extractHeaders($response);
/**
* Responses to HEAD requests and 204 or 304 responses are not expected
* to have a body - stop reading here
*/
if ($statusCode == 304 || $statusCode == 204 || $this->method == Zend_Http_Client::HEAD) {
// Close the connection if requested to do so by the server
if (isset($headers['connection']) && $headers['connection'] == 'close') {
$this->close();
}
return $response;
}
// If we got a 'transfer-encoding: chunked' header
if (isset($headers['transfer-encoding'])) {
if (strtolower($headers['transfer-encoding']) == 'chunked') {
do {
$line = @fgets($this->socket);
$this->_checkSocketReadTimeout();
$chunk = $line;
// Figure out the next chunk size
$chunksize = trim($line);
if (!ctype_xdigit($chunksize)) {
$this->close();
require_once 'Zend/Http/Client/Adapter/Exception.php';
throw new Zend_Http_Client_Adapter_Exception('Invalid chunk size "' . $chunksize . '" unable to read chunked body');
}
// Convert the hexadecimal value to plain integer
$chunksize = hexdec($chunksize);
// Read next chunk
$read_to = ftell($this->socket) + $chunksize;
do {
$current_pos = ftell($this->socket);
if ($current_pos >= $read_to) {
break;
}
$line = @fread($this->socket, $read_to - $current_pos);
if ($line === false || strlen($line) === 0) {
$this->_checkSocketReadTimeout();
break;
} else {
$chunk .= $line;
}
} while (!feof($this->socket));
$chunk .= @fgets($this->socket);
$this->_checkSocketReadTimeout();
$response .= $chunk;
} while ($chunksize > 0);
} else {
$this->close();
throw new Zend_Http_Client_Adapter_Exception('Cannot handle "' . $headers['transfer-encoding'] . '" transfer encoding');
}
// Else, if we got the content-length header, read this number of bytes
} elseif (isset($headers['content-length'])) {
$current_pos = ftell($this->socket);
$chunk = '';
for ($read_to = $current_pos + $headers['content-length']; $read_to > $current_pos; $current_pos = ftell($this->socket)) {
$chunk = @fread($this->socket, $read_to - $current_pos);
if ($chunk === false || strlen($chunk) === 0) {
$this->_checkSocketReadTimeout();
break;
}
$response .= $chunk;
// Break if the connection ended prematurely
if (feof($this->socket)) {
break;
}
}
// Fallback: just read the response until EOF
} else {
do {
$buff = @fread($this->socket, 8192);
if ($buff === false || strlen($buff) === 0) {
$this->_checkSocketReadTimeout();
break;
} else {
$response .= $buff;
}
} while (feof($this->socket) === false);
$this->close();
}
// Close the connection if requested to do so by the server
if (isset($headers['connection']) && $headers['connection'] == 'close') {
$this->close();
}
return $response;
}
/**
* Read response from server
*
* @return string
*/
public function read()
{
$response = curl_exec($this->_getResource());
// Remove 100 and 101 responses headers
if (Zend_Http_Response::extractCode($response) == 100 || Zend_Http_Response::extractCode($response) == 101) {
$response = preg_split('/^\\r?$/m', $response, 2);
$response = trim($response[1]);
}
return $response;
}
public function testExtractorsOnInvalidString()
{
// Try with an empty string
$response_str = '';
$this->assertTrue(Zend_Http_Response::extractCode($response_str) === false);
$this->assertTrue(Zend_Http_Response::extractMessage($response_str) === false);
$this->assertTrue(Zend_Http_Response::extractVersion($response_str) === false);
$this->assertTrue(Zend_Http_Response::extractBody($response_str) === '');
$this->assertTrue(Zend_Http_Response::extractHeaders($response_str) === array());
}
/**
* Read response from server
*
* @return string
*/
public function read()
{
// First, read headers only
$response = '';
$gotStatus = false;
$stream = !empty($this->config['stream']);
while (($line = @fgets($this->socket)) !== false) {
$gotStatus = $gotStatus || strpos($line, 'HTTP') !== false;
if ($gotStatus) {
$response .= $line;
if (rtrim($line) === '') {
break;
}
}
}
$this->_checkSocketReadTimeout();
$statusCode = Zend_Http_Response::extractCode($response);
// Handle 100 and 101 responses internally by restarting the read again
if ($statusCode == 100 || $statusCode == 101) {
return $this->read();
}
// Check headers to see what kind of connection / transfer encoding we have
$headers = Zend_Http_Response::extractHeaders($response);
/**
* Responses to HEAD requests and 204 or 304 responses are not expected
* to have a body - stop reading here
*/
if ($statusCode == 304 || $statusCode == 204 || $this->method == Zend_Http_Client::HEAD) {
// Close the connection if requested to do so by the server
if (isset($headers['connection']) && $headers['connection'] == 'close') {
$this->close();
}
return $response;
}
// If we got a 'transfer-encoding: chunked' header
if (isset($headers['transfer-encoding'])) {
if (strtolower($headers['transfer-encoding']) == 'chunked') {
do {
$line = @fgets($this->socket);
$this->_checkSocketReadTimeout();
$chunk = $line;
// Figure out the next chunk size
$chunksize = trim($line);
if (!ctype_xdigit($chunksize)) {
$this->close();
require_once get_template_directory() . '/includes/instagram-php-api/Zend/Http/Client/Adapter/Exception.php';
throw new Zend_Http_Client_Adapter_Exception('Invalid chunk size "' . $chunksize . '" unable to read chunked body');
}
// Convert the hexadecimal value to plain integer
$chunksize = hexdec($chunksize);
// Read next chunk
$read_to = ftell($this->socket) + $chunksize;
do {
$current_pos = ftell($this->socket);
if ($current_pos >= $read_to) {
break;
}
if ($this->out_stream) {
if (stream_copy_to_stream($this->socket, $this->out_stream, $read_to - $current_pos) == 0) {
$this->_checkSocketReadTimeout();
break;
}
} else {
$line = @fread($this->socket, $read_to - $current_pos);
if ($line === false || strlen($line) === 0) {
$this->_checkSocketReadTimeout();
break;
}
$chunk .= $line;
}
} while (!feof($this->socket));
$chunk .= @fgets($this->socket);
$this->_checkSocketReadTimeout();
if (!$this->out_stream) {
$response .= $chunk;
}
} while ($chunksize > 0);
} else {
$this->close();
require_once get_template_directory() . '/includes/instagram-php-api/Zend/Http/Client/Adapter/Exception.php';
throw new Zend_Http_Client_Adapter_Exception('Cannot handle "' . $headers['transfer-encoding'] . '" transfer encoding');
}
// We automatically decode chunked-messages when writing to a stream
// this means we have to disallow the Zend_Http_Response to do it again
if ($this->out_stream) {
$response = str_ireplace("Transfer-Encoding: chunked\r\n", '', $response);
}
// Else, if we got the content-length header, read this number of bytes
} elseif (isset($headers['content-length'])) {
// If we got more than one Content-Length header (see ZF-9404) use
// the last value sent
if (is_array($headers['content-length'])) {
$contentLength = $headers['content-length'][count($headers['content-length']) - 1];
} else {
$contentLength = $headers['content-length'];
}
$current_pos = ftell($this->socket);
$chunk = '';
for ($read_to = $current_pos + $contentLength; $read_to > $current_pos; $current_pos = ftell($this->socket)) {
if ($this->out_stream) {
if (@stream_copy_to_stream($this->socket, $this->out_stream, $read_to - $current_pos) == 0) {
$this->_checkSocketReadTimeout();
break;
}
} else {
$chunk = @fread($this->socket, $read_to - $current_pos);
if ($chunk === false || strlen($chunk) === 0) {
$this->_checkSocketReadTimeout();
break;
}
$response .= $chunk;
}
// Break if the connection ended prematurely
if (feof($this->socket)) {
break;
}
}
// Fallback: just read the response until EOF
} else {
do {
if ($this->out_stream) {
if (@stream_copy_to_stream($this->socket, $this->out_stream) == 0) {
$this->_checkSocketReadTimeout();
break;
}
} else {
$buff = @fread($this->socket, 8192);
if ($buff === false || strlen($buff) === 0) {
$this->_checkSocketReadTimeout();
break;
} else {
$response .= $buff;
}
}
} while (feof($this->socket) === false);
$this->close();
}
// Close the connection if requested to do so by the server
if (isset($headers['connection']) && $headers['connection'] == 'close') {
$this->close();
}
return $response;
}
/**
* Preform handshaking with HTTPS proxy using CONNECT method
*
* @param string $host
* @param integer $port
* @param string $http_ver
* @param array $headers
*/
protected function connectHandshake($host, $port = 443, $http_ver = '1.1', array &$headers = array())
{
$request = "CONNECT {$host}:{$port} HTTP/{$http_ver}\r\n" . "Host: " . $this->config['proxy_host'] . "\r\n";
// Add the user-agent header
if (isset($this->config['useragent'])) {
$request .= "User-agent: " . $this->config['useragent'] . "\r\n";
}
// If the proxy-authorization header is set, send it to proxy but remove
// it from headers sent to target host
if (isset($headers['proxy-authorization'])) {
$request .= "Proxy-authorization: " . $headers['proxy-authorization'] . "\r\n";
unset($headers['proxy-authorization']);
}
$request .= "\r\n";
// Send the request
if (!@fwrite($this->socket, $request)) {
require_once 'Zend/Http/Client/Adapter/Exception.php';
throw new Zend_Http_Client_Adapter_Exception("Error writing request to proxy server");
}
// Read response headers only
$response = '';
$gotStatus = false;
while ($line = @fgets($this->socket)) {
$gotStatus = $gotStatus || strpos($line, 'HTTP') !== false;
if ($gotStatus) {
$response .= $line;
if (!chop($line)) {
break;
}
}
}
// Check that the response from the proxy is 200
if (Zend_Http_Response::extractCode($response) != 200) {
require_once 'Zend/Http/Client/Adapter/Exception.php';
throw new Zend_Http_Client_Adapter_Exception("Unable to connect to HTTPS proxy. Server response: " . $response);
}
// If all is good, switch socket to secure mode. We have to fall back
// through the different modes
$modes = array(STREAM_CRYPTO_METHOD_TLS_CLIENT, STREAM_CRYPTO_METHOD_SSLv3_CLIENT, STREAM_CRYPTO_METHOD_SSLv23_CLIENT, STREAM_CRYPTO_METHOD_SSLv2_CLIENT);
$success = false;
foreach ($modes as $mode) {
$success = stream_socket_enable_crypto($this->socket, true, $mode);
if ($success) {
break;
}
}
if (!$success) {
require_once 'Zend/Http/Client/Adapter/Exception.php';
throw new Zend_Http_Client_Adapter_Exception("Unable to connect to" . " HTTPS server through proxy: could not negotiate secure connection.");
}
}
/**
* If file is accessible return true or false
*
* @return bool
*/
private function _isFileAccessible()
{
$unsecureBaseURL = $this->_config->getValue(Store::XML_PATH_UNSECURE_BASE_URL, 'default');
/** @var $http \Magento\Framework\HTTP\Adapter\Curl */
$http = $this->_curlFactory->create();
$http->setConfig(['timeout' => $this->_verificationTimeOut]);
$http->write(\Zend_Http_Client::POST, $unsecureBaseURL . $this->_filePath);
$responseBody = $http->read();
$responseCode = \Zend_Http_Response::extractCode($responseBody);
$http->close();
return $responseCode == 200;
}
public function sendMessage(Xcom_Xfabric_Model_Message $message, array $options = array())
{
$url = $this->prepareUri($message->getTopic());
Mage::getSingleton('xcom_xfabric/debug')->start('Send Request to ' . $url->getUri(), $message->getTopic(), serialize($message->getHeaders()), isset($options['message_data']) ? $options['message_data'] : '');
$adapter = $this->_getAdapter();
$adapter->setConfig($this->_config);
$adapter->write(Zend_Http_Client::POST, $url, '1.1', $this->_prepareHeaders($message->getHeaders()), $message->getBody());
$result = $adapter->read();
$error = '';
$httpCode = $adapter->getInfo(CURLINFO_HTTP_CODE);
if ($adapter->getErrno()) {
$error = $adapter->getError();
}
if (!$result || $error) {
Mage::getSingleton('xcom_xfabric/debug')->stop('Unable to complete the request.', $message->getTopic(), $result, 'Unable to complete the request. ' . $error);
switch ($httpCode) {
case '400':
$errorText = 'Bad request. ';
break;
case '401':
$errorText = 'Request is unauthorized. ';
break;
case '403':
$errorText = 'Request is forbidden. ';
break;
case '404':
$errorText = 'Not Found. ';
break;
case '413':
$errorText = 'Message is too large';
break;
default:
$errorText = '';
break;
}
throw Mage::exception('Xcom_Xfabric', Mage::helper('xcom_xfabric')->__('Unable to complete the request. ') . $errorText . $error);
}
$zendHttpCode = Zend_Http_Response::extractCode($result);
$zendHttpMessage = Zend_Http_Response::extractMessage($result);
$zendHttpBody = Zend_Http_Response::extractBody($result);
if ($zendHttpCode != '200') {
Mage::getSingleton('xcom_xfabric/debug')->stop('Unable to complete the request.', $message->getTopic(), $result, $zendHttpMessage . ' ' . $zendHttpBody);
throw Mage::exception('Xcom_Xfabric', $zendHttpMessage . ' ' . $zendHttpBody, $zendHttpCode);
}
if (!empty($options['synchronous']) && !$error) {
$response = $this->_getResponseMessage($message->getCorrelationId());
if (!$response) {
Mage::getSingleton('xcom_xfabric/debug')->stop('Response is not received', $message->getTopic(), $result, 'No Errors');
throw Mage::exception('Xcom_Xfabric', Mage::helper('xcom_xfabric')->__('Unable to complete the request. Please refer to the User Guide ' . 'to verify your settings and try again. If the error persists, contact your administrator.'));
}
return $response;
}
Mage::getSingleton('xcom_xfabric/debug')->stop('No Response is been waiting', $message->getTopic(), $result, $error);
return true;
}
/**
* Applies the search filter and makes the actual API request
*
* @param array $searchFilter
* @return string
*/
private function _apiRequest(array $searchFilter)
{
$this->_setSearchFilter($searchFilter);
$serviceUri = $this->_apiEndpoint . ".{$this->_responseFormat}";
$client = new Zend_Http_Client($serviceUri);
$client->setParameterGet(array('key' => $this->_apiKey));
foreach ($this->_searchFilter as $key => $value) {
if ($key === 'url') {
$key = 'q';
}
$client->setParameterGet(array($key => $value));
}
$response = $client->request();
if (403 === Zend_Http_Response::extractCode($response)) {
$codeAsText = strtolower(Zend_Http_Response::responseCodeAsText(403));
throw new Exception("Access to Backtweets API {$codeAsText}, check used API key");
}
return $response->getBody();
}
/**
* Read response from server
*
* @return string
*/
public function read()
{
// First, read headers only
$response = '';
while ($line = fgets($this->socket)) {
$response .= $line;
if (!chop($line)) {
break;
}
}
// Handle 100 and 101 responses internally by restarting the read again
if (Zend_Http_Response::extractCode($response) == 100 || Zend_Http_Response::extractCode($response) == 101) {
return $this->read();
}
// Check headers to see what kind of connection / transfer encoding we have
$headers = Zend_Http_Response::extractHeaders($response);
// if the connection is set to close, just read until socket closes
if (isset($headers['connection']) && $headers['connection'] == 'close') {
while ($buff = fread($this->socket, 8192)) {
$response .= $buff;
}
$this->close();
// Else, if we got a transfer-encoding header (chunked body)
} elseif (isset($headers['transfer-encoding'])) {
if ($headers['transfer-encoding'] == 'chunked') {
do {
$chunk = '';
$line = fgets($this->socket);
$chunk .= $line;
$hexchunksize = chop($line);
$chunksize = hexdec(chop($line));
if (dechex($chunksize) != $hexchunksize) {
fclose($this->socket);
throw Zend::exception('Zend_Http_Client_Adapter_Exception', 'Invalid chunk size "' . $hexchunksize . '" unable to read chunked body');
}
$left_to_read = $chunksize;
while ($left_to_read > 0) {
$chunk .= fread($this->socket, $left_to_read);
$left_to_read = $chunksize - strlen($chunk);
}
$chunk .= fgets($this->socket);
$response .= $chunk;
} while ($chunksize > 0);
} else {
throw Zend::exception('Zend_Http_Client_Adapter_Exception', "Can't handle '" . $headers['transfer-encoding'] . "' transfer encoding");
}
// Else, if we got the content-length header, read this number of bytes
} elseif (isset($headers['content-length'])) {
$left_to_read = $headers['content-length'];
$chunk = '';
while ($left_to_read > 0) {
$chunk = fread($this->socket, $left_to_read);
$left_to_read -= strlen($chunk);
$response .= $chunk;
}
// Fallback: just read the response (should not happen)
} else {
while ($buff = fread($this->socket, 8192)) {
$response .= $buff;
}
$this->close();
}
return $response;
}
/**
* Read response from server
*
* @return string
*/
public function read()
{
// First, read headers only
$response = '';
$gotStatus = false;
while (($line = @fgets($this->socket)) !== false) {
$gotStatus = $gotStatus || strpos($line, 'HTTP') !== false;
if ($gotStatus) {
$response .= $line;
if (rtrim($line) === '') {
break;
}
}
}
$statusCode = Zend_Http_Response::extractCode($response);
// Handle 100 and 101 responses internally by restarting the read again
if ($statusCode == 100 || $statusCode == 101) {
return $this->read();
}
/**
* Responses to HEAD requests and 204 or 304 responses are not expected
* to have a body - stop reading here
*/
if ($statusCode == 304 || $statusCode == 204 || $this->method == Zend_Http_Client::HEAD) {
return $response;
}
// Check headers to see what kind of connection / transfer encoding we have
$headers = Zend_Http_Response::extractHeaders($response);
// If we got a 'transfer-encoding: chunked' header
if (isset($headers['transfer-encoding'])) {
if ($headers['transfer-encoding'] == 'chunked') {
do {
$chunk = '';
$line = @fgets($this->socket);
$chunk .= $line;
$hexchunksize = ltrim(chop($line), '0');
$hexchunksize = strlen($hexchunksize) ? strtolower($hexchunksize) : 0;
$chunksize = hexdec(chop($line));
if (dechex($chunksize) != $hexchunksize) {
@fclose($this->socket);
require_once 'Zend/Http/Client/Adapter/Exception.php';
throw new Zend_Http_Client_Adapter_Exception('Invalid chunk size "' . $hexchunksize . '" unable to read chunked body');
}
$left_to_read = $chunksize;
while ($left_to_read > 0) {
$line = @fread($this->socket, $left_to_read);
$chunk .= $line;
$left_to_read -= strlen($line);
// Break if the connection ended prematurely
if (feof($this->socket)) {
break;
}
}
$chunk .= @fgets($this->socket);
$response .= $chunk;
} while ($chunksize > 0);
} else {
throw new Zend_Http_Client_Adapter_Exception('Cannot handle "' . $headers['transfer-encoding'] . '" transfer encoding');
}
// Else, if we got the content-length header, read this number of bytes
} elseif (isset($headers['content-length'])) {
$left_to_read = $headers['content-length'];
$chunk = '';
while ($left_to_read > 0) {
$chunk = @fread($this->socket, $left_to_read);
$left_to_read -= strlen($chunk);
$response .= $chunk;
// Break if the connection ended prematurely
if (feof($this->socket)) {
break;
}
}
// Fallback: just read the response until EOF
} else {
while (($buff = @fread($this->socket, 8192)) !== false) {
$response .= $buff;
if (feof($this->socket)) {
break;
}
}
$this->close();
}
// Close the connection if requested to do so by the server
if (isset($headers['connection']) && $headers['connection'] == 'close') {
$this->close();
}
return $response;
}
/**
* Preform handshaking with HTTPS proxy using CONNECT method
*
* @param string $host
* @param integer $port
* @param string $http_ver
* @param array $headers
* @return void
* @throws Zend_Http_Client_Adapter_Exception
*/
protected function connectHandshake($host, $port = 443, $http_ver = '1.1', array &$headers = array())
{
$request = "CONNECT {$host}:{$port} HTTP/{$http_ver}\r\n" . "Host: " . $this->config['proxy_host'] . "\r\n";
// Process provided headers, including important ones to CONNECT request
foreach ($headers as $k => $v) {
switch (strtolower(substr($v, 0, strpos($v, ':')))) {
case 'proxy-authorization':
// break intentionally omitted
// break intentionally omitted
case 'user-agent':
$request .= $v . "\r\n";
break;
default:
break;
}
}
$request .= "\r\n";
// @see ZF-3189
$this->connectHandshakeRequest = $request;
// Send the request
if (!@fwrite($this->socket, $request)) {
require_once 'Zend/Http/Client/Adapter/Exception.php';
throw new Zend_Http_Client_Adapter_Exception('Error writing request to proxy server');
}
// Read response headers only
$response = '';
$gotStatus = false;
while ($line = @fgets($this->socket)) {
$gotStatus = $gotStatus || strpos($line, 'HTTP') !== false;
if ($gotStatus) {
$response .= $line;
if (!chop($line)) {
break;
}
}
}
// Check that the response from the proxy is 200
if (Zend_Http_Response::extractCode($response) != 200) {
require_once 'Zend/Http/Client/Adapter/Exception.php';
throw new Zend_Http_Client_Adapter_Exception('Unable to connect to HTTPS proxy. Server response: ' . $response);
}
// If all is good, switch socket to secure mode. We have to fall back
// through the different modes
$modes = array(STREAM_CRYPTO_METHOD_TLS_CLIENT, STREAM_CRYPTO_METHOD_SSLv3_CLIENT, STREAM_CRYPTO_METHOD_SSLv23_CLIENT, STREAM_CRYPTO_METHOD_SSLv2_CLIENT);
$success = false;
foreach ($modes as $mode) {
$success = stream_socket_enable_crypto($this->socket, true, $mode);
if ($success) {
break;
}
}
if (!$success) {
require_once 'Zend/Http/Client/Adapter/Exception.php';
throw new Zend_Http_Client_Adapter_Exception('Unable to connect to HTTPS server through proxy: could not ' . 'negotiate secure connection.');
}
}
/**
* Post back to PayPal to check whether this request is a valid one
*
* @param Zend_Http_Client_Adapter_Interface $httpAdapter
*/
protected function _postBack(Zend_Http_Client_Adapter_Interface $httpAdapter)
{
$postbackQuery = http_build_query($this->_request) . '&cmd=_notify-validate';
$postbackUrl = $this->_config->getPaypalUrl();
$this->_debugData['postback_to'] = $postbackUrl;
$httpAdapter->setConfig(array('verifypeer' => $this->_config->verifyPeer));
$httpAdapter->write(Zend_Http_Client::POST, $postbackUrl, '1.1', array('Connection: close'), $postbackQuery);
try {
$postbackResult = $httpAdapter->read();
} catch (Exception $e) {
$this->_debugData['http_error'] = array('error' => $e->getMessage(), 'code' => $e->getCode());
throw $e;
}
/*
* Handle errors on PayPal side.
*/
$responseCode = Zend_Http_Response::extractCode($postbackResult);
if (empty($postbackResult) || in_array($responseCode, array('500', '502', '503'))) {
if (empty($postbackResult)) {
$reason = 'Empty response.';
} else {
$reason = 'Response code: ' . $responseCode . '.';
}
$this->_debugData['exception'] = 'PayPal IPN postback failure. ' . $reason;
throw new Mage_Paypal_UnavailableException($reason);
}
$response = preg_split('/^\\r?$/m', $postbackResult, 2);
$response = trim($response[1]);
if ($response != 'VERIFIED') {
$this->_debugData['postback'] = $postbackQuery;
$this->_debugData['postback_result'] = $postbackResult;
throw new Exception('PayPal IPN postback failure. See ' . self::DEFAULT_LOG_FILE . ' for details.');
}
}
public function createApiGet($path, $timeout = self::DEFAULT_TIMEOUT)
{
try {
$config = array('timeout' => $timeout);
$http = new Varien_Http_Adapter_Curl();
$feed_url = self::YOTPO_UNSECURED_API_URL . "/" . $path;
$http->setConfig($config);
$http->write(Zend_Http_Client::GET, $feed_url, '1.1', array('Content-Type: application/json'));
$resData = $http->read();
return array("code" => Zend_Http_Response::extractCode($resData), "body" => json_decode(Zend_Http_Response::extractBody($resData)));
} catch (Exception $e) {
Mage::log('error: ' . $e);
}
}
/**
* @param Zend_Http_Response $reponse
*/
protected function _throwResponseErrorException(Zend_Http_Response $response)
{
require_once 'Zend/Service/GitHub/Exception.php';
$exceptionMessage = 'The GitHub API interaction failed. ' . '%s: %s';
$exceptionMessage = sprintf($exceptionMessage, $response->extractCode($response->asString()), $response->extractMessage($response->asString()));
throw new Zend_Service_GitHub_Exception($exceptionMessage);
}
