<?php
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class webscan360_http {
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var $method;
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var $post;
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var $header;
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var $ContentType;
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function __construct() {
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$this->method = '';
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$this->cookie = '';
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$this->post = '';
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$this->header = '';
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$this->errno = 0;
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$this->errstr = '';
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$this->ContentType='';
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}
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function http_request($url , $postdata = array()){
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if(function_exists('curl_init')) {
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$return = $this->webscan_curl($url , $postdata);
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}else{
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$return = $this->webscan_fsockopen($url , $postdata);
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}
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return $return;
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}
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function webscan_curl($url , $postdata = array()){
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$ch = curl_init();
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curl_setopt($ch, CURLOPT_URL, $url);
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curl_setopt($ch, CURLOPT_HEADER, 0);
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curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
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curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 5);
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curl_setopt($ch, CURLOPT_TIMEOUT, 15);
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curl_setopt($ch, CURLOPT_POST, 1);
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curl_setopt($ch, CURLOPT_POSTFIELDS, $postdata);
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$response = curl_exec($ch);
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$httpcode = curl_getinfo($ch,CURLINFO_HTTP_CODE);
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curl_close($ch);
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return array('httpcode'=>$httpcode,'response'=>$response);
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}
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function webscan_fsockopen($url, $data = array(), $referer = '', $limit = 0, $timeout = 15, $block = TRUE) {
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$this->method = 'POST';
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$this->ContentType = "Content-Type: application/x-www-form-urlencoded\r\n";
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if($data) {
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$post = '';
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foreach($data as $k=>$v) {
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$post .= $k.'='.rawurlencode($v).'&';
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}
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$this->post .= substr($post, 0, -1);
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}
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return $this->fsockopen_base($url, $referer, $limit, $timeout, $block);
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}
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function fsockopen_base($url, $referer = '', $limit = 0, $timeout = 30, $block = TRUE) {
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$matches = parse_url($url);
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$host = $matches['host'];
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$path = $matches['path'] ? $matches['path'].($matches['query'] ? '?'.$matches['query'] : '') : '/';
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$port = $matches['port'] ? $matches['port'] : 80;
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if($referer == '') $referer = URL;
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$out = "$this->method $path HTTP/1.1\r\n";
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$out .= "Accept: */*\r\n";
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$out .= "Referer: $referer\r\n";
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$out .= "Accept-Language: zh-cn\r\n";
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$out .= "User-Agent: ".$_SERVER['HTTP_USER_AGENT']."\r\n";
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$out .= "Host: $host\r\n";
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if($this->method == 'POST') {
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$out .= $this->ContentType;
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$out .= "Content-Length: ".strlen($this->post)."\r\n";
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$out .= "Cache-Control: no-cache\r\n";
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$out .= "Connection: Close\r\n\r\n";
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$out .= $this->post;
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} else {
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$out .= "Connection: Close\r\n\r\n";
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}
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if($timeout > ini_get('max_execution_time')) @set_time_limit($timeout);
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$fp = @fsockopen($host, $port, $errno, $errstr, $timeout);
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$this->post = '';
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if(!$fp) {
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return false;
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} else {
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stream_set_blocking($fp, $block);
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stream_set_timeout($fp, $timeout);
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fwrite($fp, $out);
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$this->data = '';
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$status = stream_get_meta_data($fp);
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if(!$status['timed_out']) {
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$maxsize = min($limit, 1024000);
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if($maxsize == 0) $maxsize = 1024000;
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$start = false;
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while(!feof($fp)) {
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if($start) {
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$line = fread($fp, $maxsize);
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if(strlen($this->data) > $maxsize) break;
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$this->data .= $line;
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} else {
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$line = fgets($fp);
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$this->header .= $line;
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if($line == "\r\n" || $line == "\n") $start = true;
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}
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}
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}
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fclose($fp);
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if(!empty($this->header)){
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$header_info=preg_replace("/\r\n\r\n.*\$/",'',$this->header);
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$headers=explode("\r\n",$header_info);
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$httpcode = substr($headers[0], 9, 3);
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}
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$response = $this->data;
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return array('httpcode'=>$httpcode,'response'=>$response);
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}
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}
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}
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