add composer's vendor directory

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

@@ -0,0 +1,139 @@
+<?php
+
+namespace PicoFeed\Syndication;
+
+use DateTime;
+use DOMDocument;
+use DOMElement;
+
+/**
+ * Class AtomHelper
+ *
+ * @package PicoFeed\Syndication
+ * @author  Frederic Guillot
+ */
+class AtomHelper
+{
+    /**
+     * @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 id
+     *
+     * @access public
+     * @param  DOMElement $element
+     * @param  string     $id
+     * @return AtomHelper
+     */
+    public function buildId(DOMElement $element, $id)
+    {
+        return $this->buildNode($element, 'id', $id);
+    }
+
+    /**
+     * Build date element
+     *
+     * @access public
+     * @param  DOMElement $element
+     * @param  DateTime   $date
+     * @param  string     $type
+     * @return AtomHelper
+     */
+    public function buildDate(DOMElement $element, DateTime $date, $type = 'updated')
+    {
+        return $this->buildNode($element, $type, $date->format(DateTime::ATOM));
+    }
+
+    /**
+     * Build link element
+     *
+     * @access public
+     * @param  DOMElement $element
+     * @param  string     $url
+     * @param  string     $rel
+     * @param  string     $type
+     * @return AtomHelper
+     */
+    public function buildLink(DOMElement $element, $url, $rel = 'alternate', $type = 'text/html')
+    {
+        $node = $this->document->createElement('link');
+        $node->setAttribute('rel', $rel);
+        $node->setAttribute('type', $type);
+        $node->setAttribute('href', $url);
+        $element->appendChild($node);
+
+        return $this;
+    }
+
+    /**
+     * Build author element
+     *
+     * @access public
+     * @param  DOMElement $element
+     * @param  string     $authorName
+     * @param  string     $authorEmail
+     * @param  string     $authorUrl
+     * @return AtomHelper
+     */
+    public function buildAuthor(DOMElement $element, $authorName, $authorEmail, $authorUrl)
+    {
+        if (!empty($authorName)) {
+            $author = $this->document->createElement('author');
+            $this->buildNode($author, 'name', $authorName);
+
+            if (!empty($authorEmail)) {
+                $this->buildNode($author, 'email', $authorEmail);
+            }
+
+            if (!empty($authorUrl)) {
+                $this->buildNode($author, 'uri', $authorUrl);
+            }
+
+            $element->appendChild($author);
+        }
+
+        return $this;
+    }
+}