Posted By

ginoplusio on 12/29/09

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url

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Last Edited at 12/29/09 11:58am

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PHP tiny url encode and decode functions

/ Published in: PHP

The first function make short urls.
The second function decode a short url with CURL. It gets the http header of the short url page. If the header contains a "Location:" header, then it's a redirect, and the decoded url is the url in the "Location" header string, here is the code:

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function doShortURL($url) {
	$short_url= file_get_contents('http://tinyurl.com/api-create.php?url=' . urlencode( $url ) );
	return $short_url;
}
 
 
function doShortURLDecode($url) {
	$ch = @curl_init($url);
	@curl_setopt($ch, CURLOPT_HEADER, TRUE);
	@curl_setopt($ch, CURLOPT_NOBODY, TRUE);
	@curl_setopt($ch, CURLOPT_FOLLOWLOCATION, FALSE);
	@curl_setopt($ch, CURLOPT_RETURNTRANSFER, TRUE);
	$response = @curl_exec($ch);
	preg_match('/Location: (.*)\n/', $response, $a);
	if (!isset($a[1])) return $url;
	return $a[1];
}