web/lib/Zend/Feed/Entry/Abstract.php
changeset 64 162c1de6545a
parent 19 1c2f13fd785c
child 68 ecaf28ffe26e
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/web/lib/Zend/Feed/Entry/Abstract.php	Fri Mar 11 15:05:35 2011 +0100
@@ -0,0 +1,124 @@
+<?php
+
+/**
+ * Zend Framework
+ *
+ * LICENSE
+ *
+ * This source file is subject to the new BSD license that is bundled
+ * with this package in the file LICENSE.txt.
+ * It is also available through the world-wide-web at this URL:
+ * http://framework.zend.com/license/new-bsd
+ * If you did not receive a copy of the license and are unable to
+ * obtain it through the world-wide-web, please send an email
+ * to license@zend.com so we can send you a copy immediately.
+ *
+ * @category   Zend
+ * @package    Zend_Feed
+ * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id: Abstract.php 20096 2010-01-06 02:05:09Z bkarwin $
+ */
+
+
+/**
+ * @see Zend_Feed
+ */
+require_once 'Zend/Feed.php';
+
+/**
+ * @see Zend_Feed_Element
+ */
+require_once 'Zend/Feed/Element.php';
+
+
+/**
+ * Zend_Feed_Entry_Abstract represents a single entry in an Atom or RSS
+ * feed.
+ *
+ * @category   Zend
+ * @package    Zend_Feed
+ * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ */
+abstract class Zend_Feed_Entry_Abstract extends Zend_Feed_Element
+{
+    /**
+     * Root XML element for entries. Subclasses must define this to a
+     * non-null value.
+     *
+     * @var string
+     */
+    protected $_rootElement;
+
+    /**
+     * Root namespace for entries. Subclasses may define this to a
+     * non-null value.
+     *
+     * @var string
+     */
+    protected $_rootNamespace = null;
+
+
+    /**
+     * Zend_Feed_Entry_Abstract constructor
+     *
+     * The Zend_Feed_Entry_Abstract constructor takes the URI of the feed the entry
+     * is part of, and optionally an XML construct (usually a
+     * SimpleXMLElement, but it can be an XML string or a DOMNode as
+     * well) that contains the contents of the entry.
+     *
+     * @param  string $uri
+     * @param  SimpleXMLElement|DOMNode|string  $element
+     * @return void
+     * @throws Zend_Feed_Exception
+     */
+    public function __construct($uri = null, $element = null)
+    {
+        if (!($element instanceof DOMElement)) {
+            if ($element) {
+                // Load the feed as an XML DOMDocument object
+                @ini_set('track_errors', 1);
+                $doc = new DOMDocument();
+                $status = @$doc->loadXML($element);
+                @ini_restore('track_errors');
+
+                if (!$status) {
+                    // prevent the class to generate an undefined variable notice (ZF-2590)
+                    if (!isset($php_errormsg)) {
+                        if (function_exists('xdebug_is_enabled')) {
+                            $php_errormsg = '(error message not available, when XDebug is running)';
+                        } else {
+                            $php_errormsg = '(error message not available)';
+                        }
+                    }
+
+                    /**
+                     * @see Zend_Feed_Exception
+                     */
+                    require_once 'Zend/Feed/Exception.php';
+                    throw new Zend_Feed_Exception("DOMDocument cannot parse XML: $php_errormsg");
+                }
+
+                $element = $doc->getElementsByTagName($this->_rootElement)->item(0);
+                if (!$element) {
+                    /**
+                     * @see Zend_Feed_Exception
+                     */
+                    require_once 'Zend/Feed/Exception.php';
+                    throw new Zend_Feed_Exception('No root <' . $this->_rootElement . '> element found, cannot parse feed.');
+                }
+            } else {
+                $doc = new DOMDocument('1.0', 'utf-8');
+                if ($this->_rootNamespace !== null) {
+                    $element = $doc->createElementNS(Zend_Feed::lookupNamespace($this->_rootNamespace), $this->_rootElement);
+                } else {
+                    $element = $doc->createElement($this->_rootElement);
+                }
+            }
+        }
+
+        parent::__construct($element);
+    }
+
+}