From e2b0054be49b513a63b3870fcc65f45f30b5b338 Mon Sep 17 00:00:00 2001 From: Andrew Dolgov Date: Tue, 19 Mar 2013 01:10:02 +0400 Subject: [PATCH] experimental patch to enable compatibility with php safe_mode --- include/functions.php | 54 ++++++++++++++++++++++++++++++++++++-- include/sanity_check.php | 4 +-- plugins/af_unburn/init.php | 53 +++++++++++++++++++++++++++++++++++-- 3 files changed, 105 insertions(+), 6 deletions(-) diff --git a/include/functions.php b/include/functions.php index 2120a96b9..435ce24b4 100644 --- a/include/functions.php +++ b/include/functions.php @@ -286,11 +286,12 @@ global $fetch_last_error; if (function_exists('curl_init') && !ini_get("open_basedir")) { - $ch = curl_init($url); + //$ch = curl_init($url); + $ch = curl_init(geturl($url)); curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, $timeout ? $timeout : 15); curl_setopt($ch, CURLOPT_TIMEOUT, $timeout ? $timeout : 45); - curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true); + //curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true); curl_setopt($ch, CURLOPT_MAXREDIRS, 20); curl_setopt($ch, CURLOPT_BINARYTRANSFER, true); curl_setopt($ch, CURLOPT_RETURNTRANSFER, true); @@ -3906,6 +3907,55 @@ function implements_interface($class, $interface) { return in_array($interface, class_implements($class)); } + + function geturl($url){ + + (function_exists('curl_init')) ? '' : die('cURL Must be installed for geturl function to work. Ask your host to enable it or uncomment extension=php_curl.dll in php.ini'); + + $curl = curl_init(); + $header[0] = "Accept: text/xml,application/xml,application/xhtml+xml,"; + $header[0] .= "text/html;q=0.9,text/plain;q=0.8,image/png,*/*;q=0.5"; + $header[] = "Cache-Control: max-age=0"; + $header[] = "Connection: keep-alive"; + $header[] = "Keep-Alive: 300"; + $header[] = "Accept-Charset: ISO-8859-1,utf-8;q=0.7,*;q=0.7"; + $header[] = "Accept-Language: en-us,en;q=0.5"; + $header[] = "Pragma: "; + + curl_setopt($curl, CURLOPT_URL, $url); + curl_setopt($curl, CURLOPT_USERAGENT, 'Mozilla/5.0 (Windows NT 5.1; rv:5.0) Gecko/20100101 Firefox/5.0 Firefox/5.0'); + curl_setopt($curl, CURLOPT_HTTPHEADER, $header); + curl_setopt($curl, CURLOPT_HEADER, true); + curl_setopt($curl, CURLOPT_REFERER, $url); + curl_setopt($curl, CURLOPT_ENCODING, 'gzip,deflate'); + curl_setopt($curl, CURLOPT_AUTOREFERER, true); + curl_setopt($curl, CURLOPT_RETURNTRANSFER, true); + //curl_setopt($curl, CURLOPT_FOLLOWLOCATION, true); //CURLOPT_FOLLOWLOCATION Disabled... + curl_setopt($curl, CURLOPT_TIMEOUT, 60); + + $html = curl_exec($curl); + + $status = curl_getinfo($curl); + curl_close($curl); + + if($status['http_code']!=200){ + if($status['http_code'] == 301 || $status['http_code'] == 302) { + list($header) = explode("\r\n\r\n", $html, 2); + $matches = array(); + preg_match("/(Location:|URI:)[^(\n)]*/", $header, $matches); + $url = trim(str_replace($matches[1],"",$matches[0])); + $url_parsed = parse_url($url); + return (isset($url_parsed))? geturl($url, $referer):''; + } + $oline=''; + foreach($status as $key=>$eline){$oline.='['.$key.']'.$eline.' ';} + $line =$oline." \r\n ".$url."\r\n-----------------\r\n"; + $handle = @fopen('./curl.error.log', 'a'); + fwrite($handle, $line); + return FALSE; + } + return $url; + } function get_minified_js($files) { require_once 'lib/jshrink/Minifier.php'; diff --git a/include/sanity_check.php b/include/sanity_check.php index 4925486a3..0373196b3 100644 --- a/include/sanity_check.php +++ b/include/sanity_check.php @@ -125,9 +125,9 @@ array_push($errors, "PHP support for iconv is required to handle multiple charsets."); } - if (ini_get("safe_mode")) { + /* if (ini_get("safe_mode")) { array_push($errors, "PHP safe mode setting is not supported."); - } + } */ if ((PUBSUBHUBBUB_HUB || PUBSUBHUBBUB_ENABLED) && !function_exists("curl_init")) { array_push($errors, "PHP support for CURL is required for PubSubHubbub."); diff --git a/plugins/af_unburn/init.php b/plugins/af_unburn/init.php index b68796fb4..a0c51c97e 100644 --- a/plugins/af_unburn/init.php +++ b/plugins/af_unburn/init.php @@ -29,11 +29,11 @@ class Af_Unburn extends Plugin { if (strpos($article["plugin_data"], "unburn,$owner_uid:") === FALSE) { - $ch = curl_init($article["link"]); + $ch = curl_init(geturl($article["link"])); curl_setopt($ch, CURLOPT_TIMEOUT, 5); curl_setopt($ch, CURLOPT_RETURNTRANSFER, true); curl_setopt($ch, CURLOPT_HEADER, true); - curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true); + //curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true); curl_setopt($ch, CURLOPT_USERAGENT, SELF_USER_AGENT); $contents = @curl_exec($ch); @@ -74,5 +74,54 @@ class Af_Unburn extends Plugin { return $article; } + + function geturl($url){ + + (function_exists('curl_init')) ? '' : die('cURL Must be installed for geturl function to work. Ask your host to enable it or uncomment extension=php_curl.dll in php.ini'); + + $curl = curl_init(); + $header[0] = "Accept: text/xml,application/xml,application/xhtml+xml,"; + $header[0] .= "text/html;q=0.9,text/plain;q=0.8,image/png,*/*;q=0.5"; + $header[] = "Cache-Control: max-age=0"; + $header[] = "Connection: keep-alive"; + $header[] = "Keep-Alive: 300"; + $header[] = "Accept-Charset: ISO-8859-1,utf-8;q=0.7,*;q=0.7"; + $header[] = "Accept-Language: en-us,en;q=0.5"; + $header[] = "Pragma: "; + + curl_setopt($curl, CURLOPT_URL, $url); + curl_setopt($curl, CURLOPT_USERAGENT, 'Mozilla/5.0 (Windows NT 5.1; rv:5.0) Gecko/20100101 Firefox/5.0 Firefox/5.0'); + curl_setopt($curl, CURLOPT_HTTPHEADER, $header); + curl_setopt($curl, CURLOPT_HEADER, true); + curl_setopt($curl, CURLOPT_REFERER, $url); + curl_setopt($curl, CURLOPT_ENCODING, 'gzip,deflate'); + curl_setopt($curl, CURLOPT_AUTOREFERER, true); + curl_setopt($curl, CURLOPT_RETURNTRANSFER, true); + //curl_setopt($curl, CURLOPT_FOLLOWLOCATION, true); //CURLOPT_FOLLOWLOCATION Disabled... + curl_setopt($curl, CURLOPT_TIMEOUT, 60); + + $html = curl_exec($curl); + + $status = curl_getinfo($curl); + curl_close($curl); + + if($status['http_code']!=200){ + if($status['http_code'] == 301 || $status['http_code'] == 302) { + list($header) = explode("\r\n\r\n", $html, 2); + $matches = array(); + preg_match("/(Location:|URI:)[^(\n)]*/", $header, $matches); + $url = trim(str_replace($matches[1],"",$matches[0])); + $url_parsed = parse_url($url); + return (isset($url_parsed))? geturl($url, $referer):''; + } + $oline=''; + foreach($status as $key=>$eline){$oline.='['.$key.']'.$eline.' ';} + $line =$oline." \r\n ".$url."\r\n-----------------\r\n"; + $handle = @fopen('./curl.error.log', 'a'); + fwrite($handle, $line); + return FALSE; + } + return $url; + } } ?>