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