first commit

modules/payu/tools/sdk/OpenPayU/Oauth/Cache/OauthCacheFile.php

@@ -0,0 +1,40 @@
+<?php
+
+class OauthCacheFile implements OauthCacheInterface
+{
+    private $directory;
+
+    /**
+     * @param string $directory
+     * @throws OpenPayU_Exception_Configuration
+     */
+    public function __construct($directory = null)
+    {
+        if ($directory === null) {
+            $directory = dirname(__FILE__).'/../../../Cache';
+        }
+
+        if (!is_dir($directory) || !is_writable($directory)) {
+            throw new OpenPayU_Exception_Configuration('Cache directory [' . $directory . '] not exist or not writable.');
+        }
+
+        $this->directory = $directory . (substr($directory, -1) != '/' ? '/' : '');
+    }
+
+    public function get($key)
+    {
+        $cache = @file_get_contents($this->directory . md5($key));
+        return $cache === false ? null : unserialize($cache);
+    }
+
+    public function set($key, $value)
+    {
+        return @file_put_contents($this->directory . md5($key), serialize($value));
+    }
+
+    public function invalidate($key)
+    {
+        return @unlink($this->directory . md5($key));
+    }
+
+}

modules/payu/tools/sdk/OpenPayU/Oauth/Cache/OauthCacheInterface.php

@@ -0,0 +1,26 @@
+<?php
+
+
+interface OauthCacheInterface
+{
+
+    /**
+     * @param string $key
+     * @return null | object
+     */
+    public function get($key);
+
+    /**
+     * @param string $key
+     * @param object $value
+     * @return bool
+     */
+    public function set($key, $value);
+
+    /**
+     * @param string $key
+     * @return bool
+     */
+    public function invalidate($key);
+
+}

modules/payu/tools/sdk/OpenPayU/Oauth/Cache/OauthCacheMemcached.php

@@ -0,0 +1,43 @@
+<?php
+
+class OauthCacheMemcached implements OauthCacheInterface
+{
+    private $memcached;
+
+    /**
+     * @param string $host
+     * @param int $port
+     * @param int $weight
+     * @throws OpenPayU_Exception_Configuration
+     */
+    public function __construct($host = 'localhost', $port = 11211, $weight = 0)
+    {
+        if (!class_exists('Memcached')) {
+            throw new OpenPayU_Exception_Configuration('PHP Memcached extension not installed.');
+        }
+
+        $this->memcached = new Memcached('PayU');
+        $this->memcached->addServer($host, $port, $weight);
+        $stats = $this->memcached->getStats();
+        if ($stats[$host . ':' . $port]['pid'] == -1) {
+            throw new OpenPayU_Exception_Configuration('Problem with connection to memcached server [host=' . $host . '] [port=' . $port . '] [weight=' . $weight . ']');
+        }
+    }
+
+    public function get($key)
+    {
+        $cache = $this->memcached->get($key);
+        return $cache === false ? null : unserialize($cache);
+    }
+
+    public function set($key, $value)
+    {
+        return $this->memcached->set($key, serialize($value));
+    }
+
+    public function invalidate($key)
+    {
+        return $this->memcached->delete($key);
+    }
+
+}