PHP HTTP请求类，支持GET,POST,Multipart/form-data

HttpRequest.class.php

<?php/** HttpRequest class, HTTP请求类，支持GET,POST,Multipart/form-data*   Date:   2013-09-25*   Author: fdipzone*   Ver:    1.0**   Func:*   public  setConfig     设置连接参数*   public  setFormdata   设置表单数据*   public  setFiledata   设置文件数据*   public  send          发送数据*   private connect       创建连接*   private disconnect    断开连接*   private sendGet       get 方式,处理发送的数据,不会处理文件数据*   private sendPost      post 方式,处理发送的数据*   private sendMultipart multipart 方式,处理发送的数据,发送文件推荐使用此方式*/class HttpRequest{ // class start    private $_ip = '';    private $_host = '';    private $_url = '';    private $_port = '';    private $_errno = '';    private $_errstr = '';    private $_timeout = 15;    private $_fp = null;        private $_formdata = array();    private $_filedata = array();    // 设置连接参数    public function setConfig($config){        $this->_ip = isset($config['ip'])? $config['ip'] : '';        $this->_host = isset($config['host'])? $config['host'] : '';        $this->_url = isset($config['url'])? $config['url'] : '';        $this->_port = isset($config['port'])? $config['port'] : '';        $this->_errno = isset($config['errno'])? $config['errno'] : '';        $this->_errstr = isset($config['errstr'])? $config['errstr'] : '';        $this->_timeout = isset($confg['timeout'])? $confg['timeout'] : 15;        // 如没有设置ip，则用host代替        if($this->_ip==''){            $this->_ip = $this->_host;        }    }    // 设置表单数据    public function setFormData($formdata=array()){        $this->_formdata = $formdata;    }    // 设置文件数据    public function setFileData($filedata=array()){        $this->_filedata = $filedata;    }    // 发送数据    public function send($type='get'){        $type = strtolower($type);        // 检查发送类型        if(!in_array($type, array('get','post','multipart'))){            return false;        }        // 检查连接        if($this->connect()){            switch($type){                case 'get':                    $out = $this->sendGet();                    break;                case 'post':                    $out = $this->sendPost();                    break;                case 'multipart':                    $out = $this->sendMultipart();                    break;            }            // 空数据            if(!$out){                return false;            }            // 发送数据            fputs($this->_fp, $out);            // 读取返回数据            $response = '';            while($row = fread($this->_fp, 4096)){                $response .= $row;            }            // 断开连接            $this->disconnect();            $pos = strpos($response, "\r\n\r\n");            $response = substr($response, $pos+4);            return $response;        }else{            return false;        }    }    // 创建连接    private function connect(){        $this->_fp = fsockopen($this->_ip, $this->_port, $this->_errno, $this->_errstr, $this->_timeout);        if(!$this->_fp){            return false;        }        return true;    }    // 断开连接    private function disconnect(){        if($this->_fp!=null){            fclose($this->_fp);            $this->_fp = null;        }    }    // get 方式,处理发送的数据,不会处理文件数据    private function sendGet(){        // 检查是否空数据        if(!$this->_formdata){            return false;        }        // 处理url        $url = $this->_url.'?'.http_build_query($this->_formdata);                $out = "GET ".$url." http/1.1\r\n";        $out .= "host: ".$this->_host."\r\n";        $out .= "connection: close\r\n\r\n";        return $out;    }    // post 方式,处理发送的数据    private function sendPost(){        // 检查是否空数据        if(!$this->_formdata && !$this->_filedata){            return false;        }        // form data        $data = $this->_formdata? $this->_formdata : array();        // file data        if($this->_filedata){            foreach($this->_filedata as $filedata){                if(file_exists($filedata['path'])){                    $data[$filedata['name']] = file_get_contents($filedata['path']);                }            }        }        if(!$data){            return false;        }        $data = http_build_query($data);        $out = "POST ".$this->_url." http/1.1\r\n";        $out .= "host: ".$this->_host."\r\n";        $out .= "content-type: application/x-www-form-urlencoded\r\n";        $out .= "content-length: ".strlen($data)."\r\n";        $out .= "connection: close\r\n\r\n";        $out .= $data;        return $out;    }    // multipart 方式,处理发送的数据,发送文件推荐使用此方式    private function sendMultipart(){        // 检查是否空数据        if(!$this->_formdata && !$this->_filedata){            return false;        }        // 设置分割标识        srand((double)microtime()*1000000);        $boundary = '---------------------------'.substr(md5(rand(0,32000)),0,10);        $data = '--'.$boundary."\r\n";        // form data        $formdata = '';        foreach($this->_formdata as $key=>$val){            $formdata .= "content-disposition: form-data; name=\"".$key."\"\r\n";            $formdata .= "content-type: text/plain\r\n\r\n";            if(is_array($val)){                $formdata .= json_encode($val)."\r\n"; // 数组使用json encode后方便处理            }else{                $formdata .= rawurlencode($val)."\r\n";            }            $formdata .= '--'.$boundary."\r\n";        }        // file data        $filedata = '';        foreach($this->_filedata as $val){            if(file_exists($val['path'])){                $filedata .= "content-disposition: form-data; name=\"".$val['name']."\"; filename=\"".$val['filename']."\"\r\n";                $filedata .= "content-type: ".mime_content_type($val['path'])."\r\n\r\n";                $filedata .= implode('', file($val['path']))."\r\n";                $filedata .= '--'.$boundary."\r\n";            }        }        if(!$formdata && !$filedata){            return false;        }        $data .= $formdata.$filedata."--\r\n\r\n";        $out = "POST ".$this->_url." http/1.1\r\n";        $out .= "host: ".$this->_host."\r\n";        $out .= "content-type: multipart/form-data; boundary=".$boundary."\r\n";        $out .= "content-length: ".strlen($data)."\r\n";        $out .= "connection: close\r\n\r\n";        $out .= $data;        return $out;    }} // class end?>

demo

<?phprequire('HttpRequest.class.php');$config = array(            'ip' => 'demo.fdipzone.com', // 如空则用host代替            'host' => 'demo.fdipzone.com',            'port' => 80,            'errno' => '',            'errstr' => '',            'timeout' => 30,            'url' => '/getapi.php',            //'url' => '/postapi.php',            //'url' => '/multipart.php');$formdata = array(    'name' => 'fdipzone',    'gender' => 'man');$filedata = array(    array(        'name' => 'photo',        'filename' => 'photo.jpg',        'path' => 'photo.jpg'    ));$obj = new HttpRequest();$obj->setConfig($config);$obj->setFormData($formdata);$obj->setFileData($filedata);$result = $obj->send('get');//$result = $obj->send('post');//$result = $obj->send('multipart');echo '<pre>';print_r($result);echo '</pre>';?>

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