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friendica
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Merge pull request #1280 from annando/1501-too-large-file-in-redirection 

Memory problems because of too large files
This commit is contained in:
Tobias Diekershoff 2015-01-04 20:56:49 +01:00
parent d9f28b9b1c 47129c01f8
commit a774d72d97
2 changed files with 48 additions and 14 deletions
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38
include/network.php
View File

@ -1159,13 +1159,8 @@ function original_url($url, $depth=1, $fetchbody = false) {
$siteinfo = array();
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_HEADER, 1);
if ($fetchbody)
curl_setopt($ch, CURLOPT_NOBODY, 0);
else
curl_setopt($ch, CURLOPT_NOBODY, 1);
curl_setopt($ch, CURLOPT_HEADER, 1);
curl_setopt($ch, CURLOPT_NOBODY, 1);
curl_setopt($ch, CURLOPT_TIMEOUT, 10);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_USERAGENT, $a->get_useragent());
@ -1183,16 +1178,33 @@ function original_url($url, $depth=1, $fetchbody = false) {
return(original_url($curl_info['location'], ++$depth, $fetchbody));
}
$pos = strpos($header, "\r\n\r\n");
// Check for redirects in the meta elements of the body if there are no redirects in the header.
if (!$fetchbody)
return(original_url($url, ++$depth, true));
if ($pos)
$body = trim(substr($header, $pos));
else
$body = $header;
// if the file is too large then exit
if ($curl_info["download_content_length"] > 1000000)
return($url);
// if it isn't a HTML file then exit
if (($curl_info["content_type"] != "") AND !strstr(strtolower($curl_info["content_type"]),"html"))
return($url);
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_HEADER, 0);
curl_setopt($ch, CURLOPT_NOBODY, 0);
curl_setopt($ch, CURLOPT_TIMEOUT, 10);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_USERAGENT, $a->get_useragent());
$body = curl_exec($ch);
curl_close($ch);
if (trim($body) == "")
return(original_url($url, ++$depth, true));
return($url);
// Check for redirect in meta elements
$doc = new DOMDocument();
@$doc->loadHTML($body);

24
mod/parse_url.php
View File

@ -73,7 +73,7 @@ function parseurl_getsiteinfo($url, $no_guessing = false, $do_oembed = true, $co
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_HEADER, 1);
curl_setopt($ch, CURLOPT_NOBODY, 0);
curl_setopt($ch, CURLOPT_NOBODY, 1);
curl_setopt($ch, CURLOPT_TIMEOUT, 3);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
//curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);
@ -93,6 +93,28 @@ function parseurl_getsiteinfo($url, $no_guessing = false, $do_oembed = true, $co
return($siteinfo);
}
// if the file is too large then exit
if ($curl_info["download_content_length"] > 1000000)
return($siteinfo);
// if it isn't a HTML file then exit
if (($curl_info["content_type"] != "") AND !strstr(strtolower($curl_info["content_type"]),"html"))
return($siteinfo);
// Now fetch the body as well
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_HEADER, 1);
curl_setopt($ch, CURLOPT_NOBODY, 0);
curl_setopt($ch, CURLOPT_TIMEOUT, 10);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_USERAGENT, $a->get_useragent());
$header = curl_exec($ch);
$curl_info = @curl_getinfo($ch);
$http_code = $curl_info['http_code'];
curl_close($ch);
if ($do_oembed) {
require_once("include/oembed.php");