本文实例讲述了PHP使用socket发送HTTP请求的方法。分享给大家供大家参考,具体如下:
socket方式:
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$socket = socket_create(AF_INET, SOCK_STREAM, SOL_TCP); //socket_set_option($socket, SOL_SOCKET, SO_SNDTIMEO, array("sec"=>20, "usec"=>0)); socket_connect( $socket , 'www.baidu.com' , 80); //里面的换行代表 \r\n 注意拷贝的代码后面可能有空格 $http = <<<eof GET / HTTP/1.0 Accept: */* User-Agent: Lowell-Agent Host: www.baidu.com Connection: Close eof; socket_write( $socket , $http , strlen ( $http )); while ( $str = socket_read( $socket , 1024)) { echo $str ; } socket_close( $socket ); |
fsockopen方式:
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$fp = fsockopen ( "www.baidu.com" , 80, $errno , $errstr , 30); if (! $fp ) { echo "$errstr ($errno)<br />\n" ; } else { $out = "GET / HTTP/1.1\r\n" ; $out .= "Host: www.baidu.com\r\n" ; $out .= "Connection: Close\r\n\r\n" ; fwrite( $fp , $http ); while (! feof ( $fp )) { echo fgets ( $fp , 128); } fclose( $fp ); } |
原始socket方式:
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$fp = stream_socket_client( "tcp://www.baidu.com:80" , $errno , $errstr , 30); if (! $fp ) { echo "$errstr ($errno)<br />\n" ; } else { $http = <<<eof GET / HTTP/1.0 Accept: */* User-Agent: Lowell-Agent Host: www.baidu.com Connection: Close eof; fwrite( $fp , $http ); while (! feof ( $fp )) { echo fgets ( $fp , 1024); } fclose( $fp ); } |
stream 方式(get):
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$http = <<<eof Host: www.baidu.com User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:27.0) Gecko/20100101 Firefox/27.0 Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8 Accept-Language: zh-cn,zh;q=0.8,en-us;q=0.5,en;q=0.3 Cookie: BAIDUID=79D98B1AD8436C57B967E111E484F1CD:FG=1; BDUSS=lF-UFFOanFPVG92NmF4U3NiTEoxOFh4YVBCTnZaMUtoTUNhZmxrWThwN25IaUJVQVFBQUFBJCQAAAAAAAAAAAEAAADzo1gKc2lxaW5pYW8AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAOeR-FPnkfhTU; BAIDUPSID=79D98B1AD8436C57B967E111E484F1CD; BD_UPN=13314352; BD_HOME=1; H_PS_PSSID=10047_1435_10874_10212_10501_10496_10753_10796_10219_10355_10666_10597_10095_10658_10442_10700_10460_10360_10618; sug=3; sugstore=0; ORIGIN=2; bdime=0 Connection: keep-alive Cache-Control: max-age=0 eof; $hdrs = array ( 'http' => array ( 'header' => $http , 'timeout' =>1, //超时 秒 'method' => 'GET' , //默认方式 'protocol_version' => '1.1' , //默认为 1.0 ), ); //参数格式参考 http://php.net/manual/zh/context.http.php //curl方式的格式可以参考; http://php.net/manual/zh/context.curl.php $context = stream_context_create( $hdrs ); echo file_get_contents ( 'http://www.baidu.com' , 0, $context ); |
stream 方式 post:
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$postdata = http_build_query( array ( 'act' => 'save' , 'id' =>387171)); $http = <<<eof Host: www.baidu.com User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:27.0) Gecko/20100101 Firefox/27.0 Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8 Accept-Language: zh-cn,zh;q=0.8,en-us;q=0.5,en;q=0.3 Content-Type: application/x-www-form-urlencoded; charset=UTF-8 Cookie: BAIDUID=79D98B1AD8436C57B967E111E484F1CD:FG=1; BDUSS=lF-UFFOanFPVG92NmF4U3NiTEoxOFh4YVBCTnZaMUtoTUNhZmxrWThwN25IaUJVQVFBQUFBJCQAAAAAAAAAAAEAAADzo1gKc2lxaW5pYW8AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAOeR-FPnkfhTU; BAIDUPSID=79D98B1AD8436C57B967E111E484F1CD; BD_UPN=13314352; BD_HOME=1; H_PS_PSSID=10047_1435_10874_10212_10501_10496_10753_10796_10219_10355_10666_10597_10095_10658_10442_10700_10460_10360_10618; sug=3; sugstore=0; ORIGIN=2; bdime=0 Connection: keep-alive Cache-Control: max-age=0 eof; #注意post方式需要增加Content-Type $hdrs = array ( 'http' => array ( 'header' => $http , 'timeout' =>1, //超时 秒 'method' => 'POST' , 'content' => $postdata , 'protocol_version' => '1.1' , //默认为 1.0 ), ); //参数格式参考 http://php.net/manual/zh/context.http.php //curl方式的格式可以参考; http://php.net/manual/zh/context.curl.php $context = stream_context_create( $hdrs ); echo file_get_contents ( 'http://test.cm/song.php' , 0, $context ); |
注意:http1.1 中必须包含 Host 头, 而 http1.0中则可以没有
希望本文所述对大家PHP程序设计有所帮助。