first commit

administrator/components/com_akeebabackup/engine/Postproc/ProxyAware.php

@@ -0,0 +1,80 @@
+<?php
+/**
+ * Akeeba Engine
+ *
+ * @package   akeebaengine
+ * @copyright Copyright (c)2006-2022 Nicholas K. Dionysopoulos / Akeeba Ltd
+ * @license   GNU General Public License version 3, or later
+ */
+
+namespace Akeeba\Engine\Postproc;
+
+use Akeeba\Engine\Platform;
+
+trait ProxyAware
+{
+	/**
+	 * Apply the platform proxy configuration to the cURL resource.
+	 *
+	 * @param   resource  $ch  The cURL resource, returned by curl_init();
+	 */
+	protected function applyProxySettingsToCurl($ch)
+	{
+		if (defined('AKEEBA_NO_PROXY_AWARE'))
+		{
+			return;
+		}
+
+		$proxySettings = Platform::getInstance()->getProxySettings();
+
+		if (!$proxySettings['enabled'])
+		{
+			return;
+		}
+
+		curl_setopt($ch, CURLOPT_PROXY, $proxySettings['host'] . ':' . $proxySettings['port']);
+
+		if (empty($proxySettings['user']))
+		{
+			return;
+		}
+
+		curl_setopt($ch, CURLOPT_PROXYUSERPWD, $proxySettings['user'] . ':' . $proxySettings['pass']);
+	}
+
+	protected function getProxyStreamContext()
+	{
+		if (defined('AKEEBA_NO_PROXY_AWARE'))
+		{
+			return [];
+		}
+
+		$ret           = [];
+		$proxySettings = Platform::getInstance()->getProxySettings();
+
+		if (!$proxySettings['enabled'])
+		{
+			return $ret;
+		}
+
+		$ret['http'] = [
+			'proxy'           => $proxySettings['host'] . ':' . $proxySettings['port'],
+			'request_fulluri' => true,
+		];
+		$ret['ftp']  = [
+			'proxy'           => $proxySettings['host'] . ':' . $proxySettings['port'],
+			// So, request_fulluri isn't documented for the FTP transport but seems to be required...?!
+			'request_fulluri' => true,
+		];
+
+		if (empty($proxySettings['user']))
+		{
+			return $ret;
+		}
+
+		$ret['http']['header'] = ['Proxy-Authorization: Basic ' . base64_encode($proxySettings['user'] . ':' . $proxySettings['pass'])];
+		$ret['ftp']['header'] = ['Proxy-Authorization: Basic ' . base64_encode($proxySettings['user'] . ':' . $proxySettings['pass'])];
+
+		return $ret;
+	}
+}