<?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 
 
?>

<?php 
require(\'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>\'; 
 
?>