57 lines
1.1 KiB
PHP
57 lines
1.1 KiB
PHP
<?php
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abstract class FeedItem_Common extends FeedItem {
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protected $elem;
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protected $xpath;
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protected $doc;
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function __construct($elem, $doc, $xpath) {
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$this->elem = $elem;
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$this->xpath = $xpath;
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$this->doc = $doc;
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$source = $elem->getElementsByTagName("source")->item(0);
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// we don't need <source> element
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if ($source)
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$elem->removeChild($source);
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}
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function get_author() {
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$author = $this->elem->getElementsByTagName("author")->item(0);
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if ($author) {
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$name = $author->getElementsByTagName("name")->item(0);
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if ($name) return $name->nodeValue;
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$email = $author->getElementsByTagName("email")->item(0);
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if ($email) return $email->nodeValue;
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if ($author->nodeValue)
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return $author->nodeValue;
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}
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$author = $this->xpath->query("dc:creator", $this->elem)->item(0);
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if ($author) {
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return $author->nodeValue;
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}
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}
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// todo
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function get_comments_url() {
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}
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function get_comments_count() {
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$comments = $this->xpath->query("slash:comments", $this->elem)->item(0);
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if ($comments) {
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return $comments->nodeValue;
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}
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}
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}
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?>
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