AbstractAtom.php in Zircon Profile 8.0

Namespace

Zend\Feed\Writer\Renderer\Feed\Atom

File

vendor/zendframework/zend-feed/src/Writer/Renderer/Feed/Atom/AbstractAtom.php

<?php

/**
 * Zend Framework (http://framework.zend.com/)
 *
 * @link      http://github.com/zendframework/zf2 for the canonical source repository
 * @copyright Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
 * @license   http://framework.zend.com/license/new-bsd New BSD License
 */
namespace Zend\Feed\Writer\Renderer\Feed\Atom;

use Datetime;
use DOMDocument;
use DOMElement;
use Zend\Feed;
use Zend\Feed\Writer\Version;
class AbstractAtom extends Feed\Writer\Renderer\AbstractRenderer {

  /**
   * Constructor
   *
   * @param  \Zend\Feed\Writer\Feed $container
   */
  public function __construct($container) {
    parent::__construct($container);
  }

  /**
   * Set feed language
   *
   * @param  DOMDocument $dom
   * @param  DOMElement $root
   * @return void
   */
  protected function _setLanguage(DOMDocument $dom, DOMElement $root) {
    if ($this
      ->getDataContainer()
      ->getLanguage()) {
      $root
        ->setAttribute('xml:lang', $this
        ->getDataContainer()
        ->getLanguage());
    }
  }

  /**
   * Set feed title
   *
   * @param  DOMDocument $dom
   * @param  DOMElement $root
   * @return void
   * @throws Feed\Exception\InvalidArgumentException
   */
  protected function _setTitle(DOMDocument $dom, DOMElement $root) {
    if (!$this
      ->getDataContainer()
      ->getTitle()) {
      $message = 'Atom 1.0 feed elements MUST contain exactly one' . ' atom:title element but a title has not been set';
      $exception = new Feed\Exception\InvalidArgumentException($message);
      if (!$this->ignoreExceptions) {
        throw $exception;
      }
      else {
        $this->exceptions[] = $exception;
        return;
      }
    }
    $title = $dom
      ->createElement('title');
    $root
      ->appendChild($title);
    $title
      ->setAttribute('type', 'text');
    $text = $dom
      ->createTextNode($this
      ->getDataContainer()
      ->getTitle());
    $title
      ->appendChild($text);
  }

  /**
   * Set feed description
   *
   * @param  DOMDocument $dom
   * @param  DOMElement $root
   * @return void
   */
  protected function _setDescription(DOMDocument $dom, DOMElement $root) {
    if (!$this
      ->getDataContainer()
      ->getDescription()) {
      return;
    }
    $subtitle = $dom
      ->createElement('subtitle');
    $root
      ->appendChild($subtitle);
    $subtitle
      ->setAttribute('type', 'text');
    $text = $dom
      ->createTextNode($this
      ->getDataContainer()
      ->getDescription());
    $subtitle
      ->appendChild($text);
  }

  /**
   * Set date feed was last modified
   *
   * @param  DOMDocument $dom
   * @param  DOMElement $root
   * @return void
   * @throws Feed\Exception\InvalidArgumentException
   */
  protected function _setDateModified(DOMDocument $dom, DOMElement $root) {
    if (!$this
      ->getDataContainer()
      ->getDateModified()) {
      $message = 'Atom 1.0 feed elements MUST contain exactly one' . ' atom:updated element but a modification date has not been set';
      $exception = new Feed\Exception\InvalidArgumentException($message);
      if (!$this->ignoreExceptions) {
        throw $exception;
      }
      else {
        $this->exceptions[] = $exception;
        return;
      }
    }
    $updated = $dom
      ->createElement('updated');
    $root
      ->appendChild($updated);
    $text = $dom
      ->createTextNode($this
      ->getDataContainer()
      ->getDateModified()
      ->format(DateTime::ATOM));
    $updated
      ->appendChild($text);
  }

  /**
   * Set feed generator string
   *
   * @param  DOMDocument $dom
   * @param  DOMElement $root
   * @return void
   */
  protected function _setGenerator(DOMDocument $dom, DOMElement $root) {
    if (!$this
      ->getDataContainer()
      ->getGenerator()) {
      $this
        ->getDataContainer()
        ->setGenerator('Zend_Feed_Writer', Version::VERSION, 'http://framework.zend.com');
    }
    $gdata = $this
      ->getDataContainer()
      ->getGenerator();
    $generator = $dom
      ->createElement('generator');
    $root
      ->appendChild($generator);
    $text = $dom
      ->createTextNode($gdata['name']);
    $generator
      ->appendChild($text);
    if (array_key_exists('uri', $gdata)) {
      $generator
        ->setAttribute('uri', $gdata['uri']);
    }
    if (array_key_exists('version', $gdata)) {
      $generator
        ->setAttribute('version', $gdata['version']);
    }
  }

  /**
   * Set link to feed
   *
   * @param  DOMDocument $dom
   * @param  DOMElement $root
   * @return void
   */
  protected function _setLink(DOMDocument $dom, DOMElement $root) {
    if (!$this
      ->getDataContainer()
      ->getLink()) {
      return;
    }
    $link = $dom
      ->createElement('link');
    $root
      ->appendChild($link);
    $link
      ->setAttribute('rel', 'alternate');
    $link
      ->setAttribute('type', 'text/html');
    $link
      ->setAttribute('href', $this
      ->getDataContainer()
      ->getLink());
  }

  /**
   * Set feed links
   *
   * @param  DOMDocument $dom
   * @param  DOMElement $root
   * @return void
   * @throws Feed\Exception\InvalidArgumentException
   */
  protected function _setFeedLinks(DOMDocument $dom, DOMElement $root) {
    $flinks = $this
      ->getDataContainer()
      ->getFeedLinks();
    if (!$flinks || !array_key_exists('atom', $flinks)) {
      $message = 'Atom 1.0 feed elements SHOULD contain one atom:link ' . 'element with a rel attribute value of "self".  This is the ' . 'preferred URI for retrieving Atom Feed Documents representing ' . 'this Atom feed but a feed link has not been set';
      $exception = new Feed\Exception\InvalidArgumentException($message);
      if (!$this->ignoreExceptions) {
        throw $exception;
      }
      else {
        $this->exceptions[] = $exception;
        return;
      }
    }
    foreach ($flinks as $type => $href) {
      $mime = 'application/' . strtolower($type) . '+xml';
      $flink = $dom
        ->createElement('link');
      $root
        ->appendChild($flink);
      $flink
        ->setAttribute('rel', 'self');
      $flink
        ->setAttribute('type', $mime);
      $flink
        ->setAttribute('href', $href);
    }
  }

  /**
   * Set feed authors
   *
   * @param  DOMDocument $dom
   * @param  DOMElement $root
   * @return void
   */
  protected function _setAuthors(DOMDocument $dom, DOMElement $root) {
    $authors = $this->container
      ->getAuthors();
    if (!$authors || empty($authors)) {

      /**
       * Technically we should defer an exception until we can check
       * that all entries contain an author. If any entry is missing
       * an author, then a missing feed author element is invalid
       */
      return;
    }
    foreach ($authors as $data) {
      $author = $this->dom
        ->createElement('author');
      $name = $this->dom
        ->createElement('name');
      $author
        ->appendChild($name);
      $root
        ->appendChild($author);
      $text = $dom
        ->createTextNode($data['name']);
      $name
        ->appendChild($text);
      if (array_key_exists('email', $data)) {
        $email = $this->dom
          ->createElement('email');
        $author
          ->appendChild($email);
        $text = $dom
          ->createTextNode($data['email']);
        $email
          ->appendChild($text);
      }
      if (array_key_exists('uri', $data)) {
        $uri = $this->dom
          ->createElement('uri');
        $author
          ->appendChild($uri);
        $text = $dom
          ->createTextNode($data['uri']);
        $uri
          ->appendChild($text);
      }
    }
  }

  /**
   * Set feed identifier
   *
   * @param  DOMDocument $dom
   * @param  DOMElement $root
   * @return void
   * @throws Feed\Exception\InvalidArgumentException
   */
  protected function _setId(DOMDocument $dom, DOMElement $root) {
    if (!$this
      ->getDataContainer()
      ->getId() && !$this
      ->getDataContainer()
      ->getLink()) {
      $message = 'Atom 1.0 feed elements MUST contain exactly one ' . 'atom:id element, or as an alternative, we can use the same ' . 'value as atom:link however neither a suitable link nor an ' . 'id have been set';
      $exception = new Feed\Exception\InvalidArgumentException($message);
      if (!$this->ignoreExceptions) {
        throw $exception;
      }
      else {
        $this->exceptions[] = $exception;
        return;
      }
    }
    if (!$this
      ->getDataContainer()
      ->getId()) {
      $this
        ->getDataContainer()
        ->setId($this
        ->getDataContainer()
        ->getLink());
    }
    $id = $dom
      ->createElement('id');
    $root
      ->appendChild($id);
    $text = $dom
      ->createTextNode($this
      ->getDataContainer()
      ->getId());
    $id
      ->appendChild($text);
  }

  /**
   * Set feed copyright
   *
   * @param  DOMDocument $dom
   * @param  DOMElement $root
   * @return void
   */
  protected function _setCopyright(DOMDocument $dom, DOMElement $root) {
    $copyright = $this
      ->getDataContainer()
      ->getCopyright();
    if (!$copyright) {
      return;
    }
    $copy = $dom
      ->createElement('rights');
    $root
      ->appendChild($copy);
    $text = $dom
      ->createTextNode($copyright);
    $copy
      ->appendChild($text);
  }

  /**
   * Set feed level logo (image)
   *
   * @param  DOMDocument $dom
   * @param  DOMElement $root
   * @return void
   */
  protected function _setImage(DOMDocument $dom, DOMElement $root) {
    $image = $this
      ->getDataContainer()
      ->getImage();
    if (!$image) {
      return;
    }
    $img = $dom
      ->createElement('logo');
    $root
      ->appendChild($img);
    $text = $dom
      ->createTextNode($image['uri']);
    $img
      ->appendChild($text);
  }

  /**
   * Set date feed was created
   *
   * @param  DOMDocument $dom
   * @param  DOMElement $root
   * @return void
   */
  protected function _setDateCreated(DOMDocument $dom, DOMElement $root) {
    if (!$this
      ->getDataContainer()
      ->getDateCreated()) {
      return;
    }
    if (!$this
      ->getDataContainer()
      ->getDateModified()) {
      $this
        ->getDataContainer()
        ->setDateModified($this
        ->getDataContainer()
        ->getDateCreated());
    }
  }

  /**
   * Set base URL to feed links
   *
   * @param  DOMDocument $dom
   * @param  DOMElement $root
   * @return void
   */
  protected function _setBaseUrl(DOMDocument $dom, DOMElement $root) {
    $baseUrl = $this
      ->getDataContainer()
      ->getBaseUrl();
    if (!$baseUrl) {
      return;
    }
    $root
      ->setAttribute('xml:base', $baseUrl);
  }

  /**
   * Set hubs to which this feed pushes
   *
   * @param  DOMDocument $dom
   * @param  DOMElement $root
   * @return void
   */
  protected function _setHubs(DOMDocument $dom, DOMElement $root) {
    $hubs = $this
      ->getDataContainer()
      ->getHubs();
    if (!$hubs) {
      return;
    }
    foreach ($hubs as $hubUrl) {
      $hub = $dom
        ->createElement('link');
      $hub
        ->setAttribute('rel', 'hub');
      $hub
        ->setAttribute('href', $hubUrl);
      $root
        ->appendChild($hub);
    }
  }

  /**
   * Set feed categories
   *
   * @param  DOMDocument $dom
   * @param  DOMElement $root
   * @return void
   */
  protected function _setCategories(DOMDocument $dom, DOMElement $root) {
    $categories = $this
      ->getDataContainer()
      ->getCategories();
    if (!$categories) {
      return;
    }
    foreach ($categories as $cat) {
      $category = $dom
        ->createElement('category');
      $category
        ->setAttribute('term', $cat['term']);
      if (isset($cat['label'])) {
        $category
          ->setAttribute('label', $cat['label']);
      }
      else {
        $category
          ->setAttribute('label', $cat['term']);
      }
      if (isset($cat['scheme'])) {
        $category
          ->setAttribute('scheme', $cat['scheme']);
      }
      $root
        ->appendChild($category);
    }
  }

}

Classes

Name	Description
AbstractAtom