1 files changed, 109 insertions, 0 deletions
diff --git a/3rdparty/ZendFeed/Writer/Extension/Atom/Renderer/Feed.php b/3rdparty/ZendFeed/Writer/Extension/Atom/Renderer/Feed.php
new file mode 100644
index 000000000..f79025958
--- /dev/null
+++ b/3rdparty/ZendFeed/Writer/Extension/Atom/Renderer/Feed.php
@@ -0,0 +1,109 @@
+<?php
+/**
+ * Zend Framework (http://framework.zend.com/)
+ *
+ * @link      http://github.com/zendframework/zf2 for the canonical source repository
+ * @copyright Copyright (c) 2005-2014 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license   http://framework.zend.com/license/new-bsd New BSD License
+ */
+
+namespace Zend\Feed\Writer\Extension\Atom\Renderer;
+
+use DOMDocument;
+use DOMElement;
+use Zend\Feed\Writer\Extension;
+
+/**
+*/
+class Feed extends Extension\AbstractRenderer
+{
+
+    /**
+     * Set to TRUE if a rendering method actually renders something. This
+     * is used to prevent premature appending of a XML namespace declaration
+     * until an element which requires it is actually appended.
+     *
+     * @var bool
+     */
+    protected $called = false;
+
+    /**
+     * Render feed
+     *
+     * @return void
+     */
+    public function render()
+    {
+        /**
+         * RSS 2.0 only. Used mainly to include Atom links and
+         * Pubsubhubbub Hub endpoint URIs under the Atom namespace
+         */
+        if (strtolower($this->getType()) == 'atom') {
+            return;
+        }
+        $this->_setFeedLinks($this->dom, $this->base);
+        $this->_setHubs($this->dom, $this->base);
+        if ($this->called) {
+            $this->_appendNamespaces();
+        }
+    }
+
+    /**
+     * Append namespaces to root element of feed
+     *
+     * @return void
+     */
+    protected function _appendNamespaces()
+    {
+        $this->getRootElement()->setAttribute('xmlns:atom',
+            'http://www.w3.org/2005/Atom');
+    }
+
+    /**
+     * Set feed link elements
+     *
+     * @param  DOMDocument $dom
+     * @param  DOMElement $root
+     * @return void
+     */
+    protected function _setFeedLinks(DOMDocument $dom, DOMElement $root)
+    {
+        $flinks = $this->getDataContainer()->getFeedLinks();
+        if (!$flinks || empty($flinks)) {
+            return;
+        }
+        foreach ($flinks as $type => $href) {
+            if (strtolower($type) == $this->getType()) { // issue 2605
+                $mime  = 'application/' . strtolower($type) . '+xml';
+                $flink = $dom->createElement('atom:link');
+                $root->appendChild($flink);
+                $flink->setAttribute('rel', 'self');
+                $flink->setAttribute('type', $mime);
+                $flink->setAttribute('href', $href);
+            }
+        }
+        $this->called = true;
+    }
+
+    /**
+     * Set PuSH hubs
+     *
+     * @param  DOMDocument $dom
+     * @param  DOMElement $root
+     * @return void
+     */
+    protected function _setHubs(DOMDocument $dom, DOMElement $root)
+    {
+        $hubs = $this->getDataContainer()->getHubs();
+        if (!$hubs || empty($hubs)) {
+            return;
+        }
+        foreach ($hubs as $hubUrl) {
+            $hub = $dom->createElement('atom:link');
+            $hub->setAttribute('rel', 'hub');
+            $hub->setAttribute('href', $hubUrl);
+            $root->appendChild($hub);
+        }
+        $this->called = true;
+    }
+}