131 lines
3.8 KiB
PHP
131 lines
3.8 KiB
PHP
<?php
|
|
/*
|
|
* Laconica - a distributed open-source microblogging tool
|
|
* Copyright (C) 2008, Controlez-Vous, Inc.
|
|
*
|
|
* This program is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU Affero General Public License as published by
|
|
* the Free Software Foundation, either version 3 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU Affero General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Affero General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
if (!defined('LACONICA')) { exit(1); }
|
|
|
|
class ShortUrlApi
|
|
{
|
|
protected $service_url;
|
|
|
|
function __construct($service_url)
|
|
{
|
|
$this->service_url = $service_url;
|
|
}
|
|
|
|
function shorten($url)
|
|
{
|
|
if ($this->is_long($url)) return $this->shorten_imp($url);
|
|
return $url;
|
|
}
|
|
|
|
protected function shorten_imp($url) {
|
|
return "To Override";
|
|
}
|
|
|
|
private function is_long($url) {
|
|
return strlen($url) >= common_config('site', 'shorturllength');
|
|
}
|
|
|
|
protected function http_post($data) {
|
|
$ch = curl_init();
|
|
curl_setopt($ch, CURLOPT_URL, $this->service_url);
|
|
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
|
|
curl_setopt($ch, CURLOPT_POST, 1);
|
|
curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
|
|
$response = curl_exec($ch);
|
|
$code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
|
|
curl_close($ch);
|
|
if (($code < 200) || ($code >= 400)) return false;
|
|
return $response;
|
|
}
|
|
|
|
protected function http_get($url) {
|
|
$encoded_url = urlencode($url);
|
|
return file_get_contents("{$this->service_url}$encoded_url");
|
|
}
|
|
|
|
protected function tidy($response) {
|
|
$response = str_replace(' ', ' ', $response);
|
|
$config = array('output-xhtml' => true);
|
|
$tidy = new tidy;
|
|
$tidy->parseString($response, $config, 'utf8');
|
|
$tidy->cleanRepair();
|
|
return (string)$tidy;
|
|
}
|
|
}
|
|
|
|
class LilUrl extends ShortUrlApi
|
|
{
|
|
function __construct()
|
|
{
|
|
parent::__construct('http://ur1.ca/');
|
|
}
|
|
|
|
protected function shorten_imp($url) {
|
|
$data['longurl'] = $url;
|
|
$response = $this->http_post($data);
|
|
if (!$response) return $url;
|
|
$y = @simplexml_load_string($response);
|
|
if (!isset($y->body)) return $url;
|
|
$x = $y->body->p[0]->a->attributes();
|
|
if (isset($x['href'])) return $x['href'];
|
|
return $url;
|
|
}
|
|
}
|
|
|
|
|
|
class PtitUrl extends ShortUrlApi
|
|
{
|
|
function __construct()
|
|
{
|
|
parent::__construct('http://ptiturl.com/?creer=oui&action=Reduire&url=');
|
|
}
|
|
|
|
protected function shorten_imp($url) {
|
|
$response = $this->http_get($url);
|
|
if (!$response) return $url;
|
|
$response = $this->tidy($response);
|
|
$y = @simplexml_load_string($response);
|
|
if (!isset($y->body)) return $url;
|
|
$xml = $y->body->center->table->tr->td->pre->a->attributes();
|
|
if (isset($xml['href'])) return $xml['href'];
|
|
return $url;
|
|
}
|
|
}
|
|
|
|
class TightUrl extends ShortUrlApi
|
|
{
|
|
function __construct()
|
|
{
|
|
parent::__construct('http://2tu.us/?save=y&url=');
|
|
}
|
|
|
|
protected function shorten_imp($url) {
|
|
$response = $this->http_get($url);
|
|
if (!$response) return $url;
|
|
$response = $this->tidy($response);
|
|
$y = @simplexml_load_string($response);
|
|
if (!isset($y->body)) return $url;
|
|
$xml = $y->body->p[0]->code[0]->a->attributes();
|
|
if (isset($xml['href'])) return $xml['href'];
|
|
return $url;
|
|
}
|
|
}
|
|
|