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SitemapPage.php
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SitemapPage.php
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<?php
namespace Concrete\Core\Page\Sitemap\Element;
use Concrete\Core\Error\UserMessageException;
use Concrete\Core\Page\Page;
use Concrete\Core\Url\UrlInterface;
use DateTime;
use SimpleXMLElement;
class SitemapPage extends SitemapElement
{
/**
* Change frequency: always (pagess change each time they are accessed).
*
* @var string
*/
const CHANGEFREQUENCY_ALWAYS = 'always';
/**
* Change frequency: hourly.
*
* @var string
*/
const CHANGEFREQUENCY_HOURLY = 'hourly';
/**
* Change frequency: daily.
*
* @var string
*/
const CHANGEFREQUENCY_DAILY = 'daily';
/**
* Change frequency: weekly.
*
* @var string
*/
const CHANGEFREQUENCY_WEEKLY = 'weekly';
/**
* Change frequency: monthly.
*
* @var string
*/
const CHANGEFREQUENCY_MONTHLY = 'monthly';
/**
* Change frequency: yearly.
*
* @var string
*/
const CHANGEFREQUENCY_YEARLY = 'yearly';
/**
* Change frequency: never (should be used to describe archived URLs).
*
* @var string
*/
const CHANGEFREQUENCY_NEVER = 'never';
/**
* The page.
*
* @var \Concrete\Core\Page\Page
*/
protected $page;
/**
* The URL of the page.
*
* @var \Concrete\Core\Url\UrlInterface
*/
protected $url;
/**
* The last modification date/time.
*
* @var \DateTime|null
*/
protected $lastModifiedAt;
/**
* The page change frequency (one of the SitemapPage::CHANGEFREQUENCY_... constants, or an empty string in unavailable).
*
* @var string
*/
protected $changeFrequency;
/**
* The page priority.
*
* @var string
*/
protected $priority;
/**
* The pages in alternative languages mapped to this page.
*
* @var \Concrete\Core\Page\Sitemap\Element\SitemapPageAlternativeLanguage[]
*/
protected $alternativeLanguages = [];
/**
* Should this page be skipped?
*
* @var bool
*/
protected $skip = false;
/**
* @param Page $page the page
* @param UrlInterface $url the URL of the page
* @param \DateTime|null $lastModifiedAt the last modification date/time
* @param string $changeFrequency the page change frequency (one of the SitemapPage::CHANGEFREQUENCY_... constants, or an empty string in unavailable)
* @param string $priority the page priority
*/
public function __construct(Page $page, UrlInterface $url, DateTime $lastModifiedAt = null, $changeFrequency = '', $priority = '')
{
$this->page = $page;
$this->setUrl($url);
$this->setLastModifiedAt($lastModifiedAt);
$this->setChangeFrequency($changeFrequency);
$this->setPriority($priority);
}
/**
* Get the page.
*
* @return \Concrete\Core\Page\Page
*/
public function getPage()
{
return $this->page;
}
/**
* Get the URL of the page.
*
* @return \Concrete\Core\Url\UrlInterface
*/
public function getUrl()
{
return $this->url;
}
/**
* Set the URL of the page.
*
* @param \Concrete\Core\Url\UrlInterface $url
*
* @return $this
*/
public function setUrl(UrlInterface $url)
{
$this->url = $url;
return $this;
}
/**
* Get the last modification date/time.
*
* @return \DateTime|null
*/
public function getLastModifiedAt()
{
return $this->lastModifiedAt;
}
/**
* Set the last modification date/time.
*
* @param \DateTime|null $lastModifiedAt
*
* @return $this
*/
public function setLastModifiedAt(DateTime $lastModifiedAt = null)
{
$this->lastModifiedAt = $lastModifiedAt;
return $this;
}
/**
* Get the page change frequency (one of the SitemapPage::CHANGEFREQUENCY_... constants, or an empty string in unavailable).
*
* @return string
*/
public function getChangeFrequency()
{
return $this->changeFrequency;
}
/**
* Set the page change frequency.
*
* @param string $changeFrequency one of the SitemapPage::CHANGEFREQUENCY_... constants, or an empty string in unavailable
*
* @return $this
*/
public function setChangeFrequency($changeFrequency)
{
$this->changeFrequency = (string) $changeFrequency;
return $this;
}
/**
* Get the page priority.
*
* @return string
*/
public function getPriority()
{
return $this->priority;
}
/**
* Set the page priority.
*
* @param string $priority
*
* @return $this
*/
public function setPriority($priority)
{
$this->priority = (string) $priority;
return $this;
}
/**
* Get the pages in alternative languages mapped to this page.
*
* @return \Concrete\Core\Page\Sitemap\Element\SitemapPageAlternativeLanguage[]
*/
public function getAlternativeLanguages()
{
return $this->alternativeLanguages;
}
/**
* Add a page in an alternative language that's mapped to this page.
*
* @param \Concrete\Core\Page\Sitemap\Element\SitemapPageAlternativeLanguage $alternative
*
* @return $this
*/
public function addAlternativeLanguage(SitemapPageAlternativeLanguage $alternative)
{
$this->alternativeLanguages[] = $alternative;
return $this;
}
/**
* Should this page be skipped?
*
* @return bool
*/
public function isSkip()
{
return $this->skip;
}
/**
* Should this page be skipped?
*
* @param bool $skip
*
* @return $this
*/
public function setSkip($skip)
{
$this->skip = (bool) $skip;
return $this;
}
/**
* {@inheritdoc}
*
* @see \Concrete\Core\Page\Sitemap\Element\SitemapElement::toXmlLines()
*/
public function toXmlLines($indenter = ' ')
{
if ($this->isSkip()) {
$result = null;
} else {
if ($indenter) {
$prefix = $indenter;
$prefix2 = $indenter . $indenter;
} else {
$prefix = '';
$prefix = '';
}
$loc = h((string) $this->getUrl());
$result = [
"{$prefix}<url>",
"{$prefix2}<loc>{$loc}</loc>",
];
$lastModifiedAt = $this->getLastModifiedAt();
if ($lastModifiedAt !== null) {
$lastModifiedAt = $lastModifiedAt->format(DateTime::ATOM);
$result[] = "{$prefix2}<lastmod>{$lastModifiedAt}</lastmod>";
}
$changeFrequency = $this->getChangeFrequency();
if ($changeFrequency !== '') {
$result[] = "{$prefix2}<changefreq>{$changeFrequency}</changefreq>";
}
$priority = $this->getPriority();
if ($priority !== '') {
$result[] = "{$prefix2}<priority>{$priority}</priority>";
}
foreach ($this->getAlternativeLanguages() as $alternativeLanguage) {
$result = array_merge($result, $alternativeLanguage->toXmlLines($indenter));
}
$result[] = "{$prefix}</url>";
}
return $result;
}
/**
* {@inheritdoc}
*
* @see \Concrete\Core\Page\Sitemap\Element\SitemapElement::toXmlElement()
*/
public function toXmlElement(SimpleXMLElement $parentElement = null)
{
if ($parentElement === null) {
throw new UserMessageException(t('The sitemap XML page should not be the first element.'));
}
$result = $parentElement->addChild('url');
$result->addChild('loc', (string) $this->getUrl());
$lastModifiedAt = $this->getLastModifiedAt();
if ($lastModifiedAt !== null) {
$result->addChild('lastmod', $lastModifiedAt->format(DateTime::ATOM));
}
$changeFrequency = $this->getChangeFrequency();
if ($changeFrequency !== '') {
$result->addChild('changefreq', $changeFrequency);
}
$priority = $this->getPriority();
if ($priority !== '') {
$result->addChild('priority', $priority);
}
foreach ($this->getAlternativeLanguages() as $alternativeLanguage) {
$alternativeLanguage->toXmlElement($result);
}
return $result;
}
}