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<?php
namespace Nextend\Framework;
use Exception;
use JHttp;
use Nextend\Framework\Misc\Base64;
use Nextend\Framework\Misc\HttpClient;
use Nextend\Framework\Notification\Notification;
use Nextend\Framework\Platform\Platform;
use Nextend\Framework\Url\Url;
use Nextend\Framework\View\Html;
use Nextend\SmartSlider3\Application\ApplicationSmartSlider3;
use WP_HTTP_Proxy;
class Api {
private static $api = 'https://api.nextendweb.com/v1/';
public static function getApiUrl() {
return self::$api;
}
public static function api($posts, $returnUrl = false) {
$api = self::getApiUrl();
$posts_default = array(
'platform' => Platform::getName()
);
$posts = $posts + $posts_default;
if ($returnUrl) {
return $api . '?' . http_build_query($posts, '', '&');
}
if (!isset($data)) {
if (function_exists('curl_init') && function_exists('curl_exec') && Settings::get('curl', 1)) {
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $api);
curl_setopt($ch, CURLOPT_POSTFIELDS, http_build_query($posts, '', '&'));
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 20);
curl_setopt($ch, CURLOPT_TIMEOUT, 30);
curl_setopt($ch, CURLOPT_USERAGENT, 'Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; .NET CLR 1.0.3705; .NET CLR 1.1.4322)');
curl_setopt($ch, CURLOPT_REFERER, $_SERVER['REQUEST_URI']);
$proxy = new WP_HTTP_Proxy();
if ($proxy->is_enabled() && $proxy->send_through_proxy($api)) {
curl_setopt($ch, CURLOPT_PROXYTYPE, CURLPROXY_HTTP);
curl_setopt($ch, CURLOPT_PROXY, $proxy->host());
curl_setopt($ch, CURLOPT_PROXYPORT, $proxy->port());
if ($proxy->use_authentication()) {
curl_setopt($ch, CURLOPT_PROXYAUTH, CURLAUTH_ANY);
curl_setopt($ch, CURLOPT_PROXYUSERPWD, $proxy->authentication());
}
}
if (Settings::get('curl-clean-proxy', 0)) {
curl_setopt($ch, CURLOPT_PROXY, '');
}
$data = curl_exec($ch);
$errorNumber = curl_errno($ch);
if ($errorNumber == 60 || $errorNumber == 77) {
curl_setopt($ch, CURLOPT_CAINFO, HttpClient::getCacertPath());
$data = curl_exec($ch);
}
$contentType = curl_getinfo($ch, CURLINFO_CONTENT_TYPE);
$error = curl_error($ch);
$curlErrorNumber = curl_errno($ch);
curl_close($ch);
if ($curlErrorNumber) {
$href = ApplicationSmartSlider3::getInstance()
->getApplicationTypeAdmin()
->getUrlHelpCurl();
Notification::error(Html::tag('a', array(
'href' => $href . '#support-form'
), n2_('Debug error')));
Notification::error($curlErrorNumber . $error);
return array(
'status' => 'ERROR_HANDLED'
);
}
} else {
$opts = array(
'http' => array(
'method' => 'POST',
'header' => 'Content-type: application/x-www-form-urlencoded',
'content' => http_build_query($posts, '', '&')
)
);
$context = stream_context_create($opts);
$data = file_get_contents($api, false, $context);
if ($data === false) {
Notification::error(n2_('CURL disabled in your php.ini configuration. Please enable it!'));
return array(
'status' => 'ERROR_HANDLED'
);
}
$headers = self::parseHeaders($http_response_header);
if ($headers['status'] != '200') {
Notification::error(n2_('Unable to contact with the licensing server, please try again later!'));
return array(
'status' => 'ERROR_HANDLED'
);
}
if (isset($headers['content-type'])) {
$contentType = $headers['content-type'];
}
}
}
switch ($contentType) {
case 'text/html; charset=UTF-8':
Notification::error(sprintf('Unexpected response from the API.<br>Contact us (support@nextendweb.com) with the following log:') . '<br><textarea style="width: 100%;height:200px;font-size:8px;">' . Base64::encode($data) . '</textarea>');
return array(
'status' => 'ERROR_HANDLED'
);
break;
case 'application/json':
return json_decode($data, true);
}
return $data;
}
private static function parseHeaders(array $headers, $header = null) {
$output = array();
if ('HTTP' === substr($headers[0], 0, 4)) {
list(, $output['status'], $output['status_text']) = explode(' ', $headers[0]);
unset($headers[0]);
}
foreach ($headers as $v) {
$h = preg_split('/:\s*/', $v);
if (count($h) >= 2) {
$output[strtolower($h[0])] = $h[1];
}
}
if (null !== $header) {
if (isset($output[strtolower($header)])) {
return $output[strtolower($header)];
}
return null;
}
return $output;
}
}
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