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[yaffs-website] / vendor / easyrdf / easyrdf / lib / EasyRdf / Http.php

diff --git a/vendor/easyrdf/easyrdf/lib/EasyRdf/Http.php b/vendor/easyrdf/easyrdf/lib/EasyRdf/Http.php
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+<?php
+
+/**
+ * EasyRdf
+ *
+ * LICENSE
+ *
+ * Copyright (c) 2009-2013 Nicholas J Humfrey.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ * 3. The name of the author 'Nicholas J Humfrey" may be used to endorse or
+ *    promote products derived from this software without specific prior
+ *    written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ * @package    EasyRdf
+ * @copyright  Copyright (c) 2009-2013 Nicholas J Humfrey
+ * @license    http://www.opensource.org/licenses/bsd-license.php
+ */
+
+
+/**
+ * Static class to set the HTTP client used by EasyRdf
+ *
+ * @package    EasyRdf
+ * @copyright  Copyright (c) 2009-2013 Nicholas J Humfrey
+ * @license    http://www.opensource.org/licenses/bsd-license.php
+ */
+class EasyRdf_Http
+{
+    /** The default HTTP Client object */
+    private static $defaultHttpClient = null;
+
+    /** Set the HTTP Client object used to fetch RDF data
+     *
+     * @param  EasyRdf_Http_Client|Zend_Http_Client $httpClient The new HTTP client object
+     * @return EasyRdf_Http_Client|Zend_Http_Client The new HTTP client object
+     */
+    public static function setDefaultHttpClient($httpClient)
+    {
+        if (!is_object($httpClient) or
+            !($httpClient instanceof Zend_Http_Client or
+              $httpClient instanceof EasyRdf_Http_Client)) {
+            throw new InvalidArgumentException(
+                "\$httpClient should be an object of class Zend_Http_Client or EasyRdf_Http_Client"
+            );
+        }
+        return self::$defaultHttpClient = $httpClient;
+    }
+
+    /** Get the HTTP Client object used to fetch RDF data
+     *
+     * If no HTTP Client has previously been set, then a new
+     * default (EasyRdf_Http_Client) client will be created.
+     *
+     * @return EasyRdf_Http_Client|Zend_Http_Client The HTTP client object
+     */
+    public static function getDefaultHttpClient()
+    {
+        if (!isset(self::$defaultHttpClient)) {
+            self::$defaultHttpClient = new EasyRdf_Http_Client();
+        }
+        return self::$defaultHttpClient;
+    }
+}