PHP中用CURL实现GET和POST请求
CURL 发送 GET 请求
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 | function curl_get_request( $url , $data =null){ if ( is_array ( $data )){ $data = http_build_query( $data ); } $ch = curl_init(); curl_setopt( $ch , CURLOPT_URL, $url ); curl_setopt( $ch , CURLOPT_HEADER, false); //不返回头部信息 if ( $data !=null){ curl_setopt( $ch , CURLOPT_POSTFIELDS, $data ); } curl_setopt( $ch , CURLOPT_RETURNTRANSFER,1); //结果是否显示出来,1不显示,0显示 //判断是否https if ( strpos ( $url , 'https://' )!==false){ curl_setopt( $ch , CURLOPT_SSL_VERIFYPEER, false); curl_setopt( $ch , CURLOPT_SSL_VERIFYHOST, false); $UserAgent = 'Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.0; SLCC1; .NET CLR 2.0.50727; .NET CLR 3.0.04506; .NET CLR 3.5.21022; .NET CLR 1.0.3705; .NET CLR 1.1.4322)' ; curl_setopt( $ch , CURLOPT_USERAGENT, $UserAgent ); //设置Agent } $data = curl_exec( $ch ); curl_close( $ch ); if ( $data === FALSE) { $data = "curl Error:" .curl_error( $ch ); } return $data ; } |
CURL 发送 POST 请求
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 | function curl_post_request( $url , $data =null){ if ( is_array ( $data )){ $data = http_build_query( $data ); } $ch = curl_init(); curl_setopt( $ch , CURLOPT_URL, $url ); curl_setopt( $ch , CURLOPT_HEADER, false); //不返回头部信息 curl_setopt( $ch , CURLOPT_POST, 1); if ( $data !=null){ curl_setopt( $ch , CURLOPT_POSTFIELDS, $data ); } curl_setopt( $ch , CURLOPT_RETURNTRANSFER,1); //结果是否显示出来,1不显示,0显示 //判断是否https if ( strpos ( $url , 'https://' )!==false){ curl_setopt( $ch , CURLOPT_SSL_VERIFYPEER, false); curl_setopt( $ch , CURLOPT_SSL_VERIFYHOST, false); $UserAgent = 'Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.0; SLCC1; .NET CLR 2.0.50727; .NET CLR 3.0.04506; .NET CLR 3.5.21022; .NET CLR 1.0.3705; .NET CLR 1.1.4322)' ; curl_setopt( $ch , CURLOPT_USERAGENT, $UserAgent ); } $data = curl_exec( $ch ); curl_close( $ch ); if ( $data === FALSE) { $data = "curl Error:" .curl_error( $ch ); } return $data ; } |
封装GET和POST请求
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 | function curl_request( $url , $data =null, $method = "GET" ){ if ( is_array ( $data )){ $data = http_build_query( $data ); } $ch = curl_init(); curl_setopt( $ch , CURLOPT_URL, $url ); curl_setopt( $ch , CURLOPT_HEADER, false); //不返回头部信息 if ( strtolower ( $method )!= 'get' ){ curl_setopt( $ch , CURLOPT_POST, 1); } if ( $data !=null){ curl_setopt( $ch , CURLOPT_POSTFIELDS, $data ); } curl_setopt( $ch , CURLOPT_RETURNTRANSFER,1); //结果是否显示出来,1不显示,0显示 //判断是否https if ( strpos ( $url , 'https://' )!==false){ curl_setopt( $ch , CURLOPT_SSL_VERIFYPEER, false); curl_setopt( $ch , CURLOPT_SSL_VERIFYHOST, false); $UserAgent = 'Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.0; SLCC1; .NET CLR 2.0.50727; .NET CLR 3.0.04506; .NET CLR 3.5.21022; .NET CLR 1.0.3705; .NET CLR 1.1.4322)' ; curl_setopt( $ch , CURLOPT_USERAGENT, $UserAgent ); } $data = curl_exec( $ch ); curl_close( $ch ); if ( $data === FALSE) { $data = "curl Error:" .curl_error( $ch ); } return $data ; } |
CURL 使用 COOKIE 实现模拟用户登录爬取信息
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 | //$cookie cookie文件链接 function curl_request( $url , $data =null, $cookie = '' , $method = 'GET' ){ if ( is_array ( $data )){ $data = http_build_query( $data ); } $ch = curl_init(); curl_setopt( $ch , CURLOPT_URL, $url ); curl_setopt( $ch , CURLOPT_HEADER, false); if ( $method != 'GET' ){ curl_setopt( $ch , CURLOPT_POST, 1); } if ( $data !=null){ curl_setopt( $ch , CURLOPT_POSTFIELDS, $data ); } curl_setopt( $ch , CURLOPT_RETURNTRANSFER,1); //结果是否显示出来,1不显示,0显示 //判断是否https if ( strpos ( $url , 'https://' )!==false){ curl_setopt( $ch , CURLOPT_SSL_VERIFYPEER, false); curl_setopt( $ch , CURLOPT_SSL_VERIFYHOST, false); $UserAgent = 'Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.0; SLCC1; .NET CLR 2.0.50727; .NET CLR 3.0.04506; .NET CLR 3.5.21022; .NET CLR 1.0.3705; .NET CLR 1.1.4322)' ; curl_setopt( $ch , CURLOPT_USERAGENT, $UserAgent ); } $cookie_file = file_get_contents ( $cookie ); curl_setopt( $ch , CURLOPT_COOKIE, $cookie_file ); $data = curl_exec( $ch ); if ( $data === FALSE) { $data = "curl Error:" .curl_error( $ch ); } curl_close( $ch ); return $data ; } |
CURL加请求header参数
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 | function curl_get_request( $url , $data =null, $header =null){ if ( is_array ( $data )){ $data = http_build_query( $data ); } $ch = curl_init(); curl_setopt( $ch , CURLOPT_URL, $url ); curl_setopt( $ch , CURLOPT_HEADER, false); //不返回头部信息 if ( $data !=null){ curl_setopt( $ch , CURLOPT_POSTFIELDS, $data ); } curl_setopt( $ch , CURLOPT_RETURNTRANSFER,1); //结果是否显示出来,1不显示,0显示 //判断是否https if ( strpos ( $url , 'https://' )!==false){ curl_setopt( $ch , CURLOPT_SSL_VERIFYPEER, false); curl_setopt( $ch , CURLOPT_SSL_VERIFYHOST, false); $UserAgent = 'Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.0; SLCC1; .NET CLR 2.0.50727; .NET CLR 3.0.04506; .NET CLR 3.5.21022; .NET CLR 1.0.3705; .NET CLR 1.1.4322)' ; curl_setopt( $ch , CURLOPT_USERAGENT, $UserAgent ); //设置Agent } if ( $header !=null){ /** $header = array( 'api-key:'.$key, 'authorization:'.$authorization, ); **/ curl_setopt( $ch , CURLOPT_HTTPHEADER, $header ); } $data = curl_exec( $ch ); curl_close( $ch ); if ( $data === FALSE) { $data = "curl Error:" .curl_error( $ch ); } return $data ; } |
CURL 发送JSON数据
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 | function curl_get_request( $url , $data =null){ if ( is_array ( $data )){ $data = json_encode( $data ); } $ch = curl_init(); curl_setopt( $ch , CURLOPT_URL, $url ); curl_setopt( $ch , CURLOPT_HEADER, false); //不返回头部信息 if ( $data !=null){ curl_setopt( $ch , CURLOPT_POSTFIELDS, $data ); } curl_setopt( $ch , CURLOPT_RETURNTRANSFER,1); //结果是否显示出来,1不显示,0显示 //判断是否https if ( strpos ( $url , 'https://' )!==false){ curl_setopt( $ch , CURLOPT_SSL_VERIFYPEER, false); curl_setopt( $ch , CURLOPT_SSL_VERIFYHOST, false); $UserAgent = 'Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.0; SLCC1; .NET CLR 2.0.50727; .NET CLR 3.0.04506; .NET CLR 3.5.21022; .NET CLR 1.0.3705; .NET CLR 1.1.4322)' ; curl_setopt( $ch , CURLOPT_USERAGENT, $UserAgent ); //设置Agent } curl_setopt( $ch , CURLOPT_HTTPHEADER, array ( 'Content-Type: application/json; charset=utf-8' , 'Content-Length:' . strlen ( $data )) ); $data = curl_exec( $ch ); curl_close( $ch ); if ( $data === FALSE) { $data = "curl Error:" .curl_error( $ch ); } return $data ; } |
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