add composer's vendor directory

vendor/fguillot/picofeed/lib/PicoFeed/Syndication/Rss20Helper.php

@@ -0,0 +1,115 @@
+<?php
+
+namespace PicoFeed\Syndication;
+
+use DateTime;
+use DOMDocument;
+use DOMElement;
+
+/**
+ * Class Rss20Helper
+ *
+ * @package PicoFeed\Syndication
+ * @author  Frederic Guillot
+ */
+class Rss20Helper
+{
+    /**
+     * @var DOMDocument
+     */
+    protected $document;
+
+    /**
+     * Constructor
+     *
+     * @param DOMDocument $document
+     */
+    public function __construct(DOMDocument $document)
+    {
+        $this->document = $document;
+    }
+
+    /**
+     * Build node
+     *
+     * @access public
+     * @param  DOMElement $element
+     * @param  string     $tag
+     * @param  string     $value
+     * @return AtomHelper
+     */
+    public function buildNode(DOMElement $element, $tag, $value)
+    {
+        $node = $this->document->createElement($tag);
+        $node->appendChild($this->document->createTextNode($value));
+        $element->appendChild($node);
+        return $this;
+    }
+
+    /**
+     * Build title
+     *
+     * @access public
+     * @param  DOMElement $element
+     * @param  string     $title
+     * @return AtomHelper
+     */
+    public function buildTitle(DOMElement $element, $title)
+    {
+        return $this->buildNode($element, 'title', $title);
+    }
+
+    /**
+     * Build date element
+     *
+     * @access public
+     * @param  DOMElement $element
+     * @param  DateTime   $date
+     * @param  string     $type
+     * @return AtomHelper
+     */
+    public function buildDate(DOMElement $element, DateTime $date, $type = 'pubDate')
+    {
+        return $this->buildNode($element, $type, $date->format(DateTime::RSS));
+    }
+
+    /**
+     * Build link element
+     *
+     * @access public
+     * @param  DOMElement $element
+     * @param  string     $url
+     * @return AtomHelper
+     */
+    public function buildLink(DOMElement $element, $url)
+    {
+        return $this->buildNode($element, 'link', $url);
+    }
+
+    /**
+     * Build author element
+     *
+     * @access public
+     * @param  DOMElement $element
+     * @param  string     $tag
+     * @param  string     $authorName
+     * @param  string     $authorEmail
+     * @return AtomHelper
+     */
+    public function buildAuthor(DOMElement $element, $tag, $authorName, $authorEmail)
+    {
+        if (!empty($authorName)) {
+            $value = '';
+
+            if (!empty($authorEmail)) {
+                $value .= $authorEmail.' ('.$authorName.')';
+            } else {
+                $value = $authorName;
+            }
+
+            $this->buildNode($element, $tag, $value);
+        }
+
+        return $this;
+    }
+}