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<?php |
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namespace dokuwiki\Sitemap; |
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/** |
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* An item of a sitemap. |
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* |
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* @author Michael Hamann |
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*/ |
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class Item { |
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public $url; |
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public $lastmod; |
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public $changefreq; |
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public $priority; |
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/** |
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* Create a new item. |
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* |
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* @param string $url The url of the item |
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* @param int $lastmod Timestamp of the last modification |
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* @param string $changefreq How frequently the item is likely to change. |
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* Valid values: always, hourly, daily, weekly, monthly, yearly, never. |
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* @param $priority float|string The priority of the item relative to other URLs on your site. |
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* Valid values range from 0.0 to 1.0. |
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*/ |
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public function __construct($url, $lastmod, $changefreq = null, $priority = null) { |
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$this->url = $url; |
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$this->lastmod = $lastmod; |
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$this->changefreq = $changefreq; |
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$this->priority = $priority; |
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} |
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/** |
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* Helper function for creating an item for a wikipage id. |
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* |
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* @param string $id A wikipage id. |
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* @param string $changefreq How frequently the item is likely to change. |
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* Valid values: always, hourly, daily, weekly, monthly, yearly, never. |
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* @param float|string $priority The priority of the item relative to other URLs on your site. |
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* Valid values range from 0.0 to 1.0. |
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* @return Item The sitemap item. |
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*/ |
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public static function createFromID($id, $changefreq = null, $priority = null) { |
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$id = trim($id); |
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$date = @filemtime(wikiFN($id)); |
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if(!$date) return null; |
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return new Item(wl($id, '', true), $date, $changefreq, $priority); |
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} |
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/** |
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* Get the XML representation of the sitemap item. |
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* |
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* @return string The XML representation. |
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*/ |
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public function toXML() { |
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$result = ' <url>'.NL |
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.' <loc>'.hsc($this->url).'</loc>'.NL |
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.' <lastmod>'.date_iso8601($this->lastmod).'</lastmod>'.NL; |
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if ($this->changefreq !== null) |
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$result .= ' <changefreq>'.hsc($this->changefreq).'</changefreq>'.NL; |
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if ($this->priority !== null) |
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$result .= ' <priority>'.hsc($this->priority).'</priority>'.NL; |
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$result .= ' </url>'.NL; |
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return $result; |
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} |
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} |
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