125 lines
2.3 KiB
PHP
125 lines
2.3 KiB
PHP
<?php
|
|
|
|
require_once('library/HTML5/Parser.php');
|
|
require_once('library/HTMLPurifier.auto.php');
|
|
|
|
function parse_url_content(&$a) {
|
|
|
|
logger('parse_url: ' . $_GET['url']);
|
|
|
|
$url = trim(hex2bin($_GET['url']));
|
|
|
|
logger('parse_url: ' . $url);
|
|
|
|
$text = null;
|
|
|
|
$template = "<br /><a href=\"%s\" >%s</a>%s<br />";
|
|
|
|
|
|
$arr = array('url' => $url, 'text' => '');
|
|
|
|
call_hooks('parse_link', $arr);
|
|
|
|
if(strlen($arr['text'])) {
|
|
echo $arr['text'];
|
|
killme();
|
|
}
|
|
|
|
if($url) {
|
|
$s = fetch_url($url);
|
|
} else {
|
|
echo '';
|
|
killme();
|
|
}
|
|
|
|
logger('parse_url: data: ' . $s, LOGGER_DATA);
|
|
|
|
if(! $s) {
|
|
echo sprintf($template,$url,$url,'');
|
|
killme();
|
|
}
|
|
|
|
if(strpos($s,'<title>')) {
|
|
$title = substr($s,strpos($s,'<title>')+7,64);
|
|
if(strpos($title,'<') !== false)
|
|
$title = strip_tags(substr($title,0,strpos($title,'<')));
|
|
}
|
|
|
|
$config = HTMLPurifier_Config::createDefault();
|
|
$config->set('Cache.DefinitionImpl', null);
|
|
|
|
$purifier = new HTMLPurifier($config);
|
|
$s = $purifier->purify($s);
|
|
|
|
// logger('parse_url: purified: ' . $s, LOGGER_DATA);
|
|
|
|
$dom = @HTML5_Parser::parse($s);
|
|
|
|
if(! $dom) {
|
|
echo sprintf($template,$url,$url,'');
|
|
killme();
|
|
}
|
|
|
|
$items = $dom->getElementsByTagName('title');
|
|
|
|
if($items) {
|
|
foreach($items as $item) {
|
|
$title = trim($item->textContent);
|
|
break;
|
|
}
|
|
}
|
|
|
|
$divs = $dom->getElementsByTagName('div');
|
|
if($divs) {
|
|
foreach($divs as $div) {
|
|
$class = $div->getAttribute('class');
|
|
if($class && (stristr($class,'article') || stristr($class,'content'))) {
|
|
$items = $div->getElementsByTagName('p');
|
|
if($items) {
|
|
foreach($items as $item) {
|
|
$text = $item->textContent;
|
|
if(stristr($text,'<script')) {
|
|
$text = '';
|
|
continue;
|
|
}
|
|
$text = strip_tags($text);
|
|
if(strlen($text) < 100) {
|
|
$text = '';
|
|
continue;
|
|
}
|
|
$text = substr($text,0,250) . '...' ;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
if($text)
|
|
break;
|
|
}
|
|
}
|
|
|
|
if(! $text) {
|
|
$items = $dom->getElementsByTagName('p');
|
|
if($items) {
|
|
foreach($items as $item) {
|
|
$text = $item->textContent;
|
|
if(stristr($text,'<script'))
|
|
continue;
|
|
$text = strip_tags($text);
|
|
if(strlen($text) < 100) {
|
|
$text = '';
|
|
continue;
|
|
}
|
|
$text = substr($text,0,250) . '...' ;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
if(strlen($text)) {
|
|
$text = '<br /><br />' . $text;
|
|
}
|
|
|
|
echo sprintf($template,$url,($title) ? $title : $url,$text);
|
|
killme();
|
|
}
|