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<?php |
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require_once(ABSPATH . WPINC . '/class-feed.php'); |
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|
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class FeedWordPress_Content_Type_Sniffer extends SimplePie_Content_Type_Sniffer { |
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/** |
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* Get the Content-Type of the specified file |
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* |
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* @access public |
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* @return string Filtered content type |
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*/ |
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function get_type () { |
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$contentType = null; |
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$charset = null; |
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if (isset($this->file->headers['content-type'])) : |
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if (!is_array($this->file->headers['content-type'])) : |
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$this->file->headers['content-type'] = array($this->file->headers['content-type']); |
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endif; |
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|
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foreach ($this->file->headers['content-type'] as $type) : |
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$parts = array_map('trim', split(";", $type, 2)); |
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if (isset($parts[1])) : |
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$type = $parts[0]; |
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$charset = $parts[1]; |
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endif; |
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|
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if (preg_match( |
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'!(application|text)/((atom|rss|rdf)\+)?xml!', |
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$type, |
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$ref |
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)) : |
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$contentType = $ref[0]; |
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endif; |
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endforeach; |
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|
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$outHeader = array(); |
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if (!is_null($contentType)) : |
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$outHeader[] = $contentType; |
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else : |
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$outHeader[] = 'text/xml'; // Generic |
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endif; |
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if (!is_null($charset)) : |
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$outHeader[] = $charset; |
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endif; |
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|
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$this->file->headers['content-type'] = implode("; ", $outHeader); |
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else : |
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// The default SimplePie behavior seems to be to return |
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// text/plain if it can't find a Content-Type header. |
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// The default SimplePie behavior sucks. Particularly |
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// since SimplePie gets so draconian about Content-Type. |
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// And since the WP SimplePie seems to drop Content-Type |
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// from cached copies for some unfortunate reason. |
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$this->file->headers['content-type'] = 'text/xml'; // Generic |
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endif; |
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return parent::get_type(); |
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} /* FeedWordPress_Content_Type_Sniffer::get_type() */ |
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} /* class FeedWordPress_Content_Type_Sniffer */ |
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