PHP封装curl的调用接口及常用函数详解

<?php	/**	 * @desc 封装curl的调用接口，post的请求方式	 */	function doCurlPostRequest($url, $requestString, $timeout = 5) { 		if($url == "" || $requestString == "" || $timeout <= 0){			return false;		}		 $con = curl_init((string)$url);	 curl_setopt($con, CURLOPT_HEADER, false);	 curl_setopt($con, CURLOPT_POSTFIELDS, $requestString);	 curl_setopt($con, CURLOPT_POST, true);	 curl_setopt($con, CURLOPT_RETURNTRANSFER,true);	 curl_setopt($con, CURLOPT_TIMEOUT, (int)$timeout);		curl_setopt($con, CURLOPT_SSL_VERIFYPEER, false);		curl_setopt($con, CURLOPT_SSL_VERIFYHOST, false);	 return curl_exec($con);	}		/**	 * @desc 封装curl的调用接口，post的请求方式	 */	function doCurlPostsslRequest($url, $requestString,$pemfile, $timeout = 5) { 		if($url == "" || $requestString == "" || $timeout <= 0){			return false;		}				echo $pemfile;		 $con = curl_init((string)$url);	 curl_setopt($con, CURLOPT_HEADER, false);	 curl_setopt($con, CURLOPT_POSTFIELDS, $requestString);	 curl_setopt($con, CURLOPT_POST, true);	 curl_setopt($con, CURLOPT_RETURNTRANSFER,true);	 curl_setopt($con, CURLOPT_TIMEOUT, (int)$timeout);		curl_setopt($con, CURLOPT_SSL_VERIFYPEER, 1);		curl_setopt($con, CURLOPT_SSL_VERIFYHOST, 2);		//curl_setopt($ch, CURLOPT_SSLCERT, $pemfile); 		//curl_setopt($ch, CURLOPT_SSLCERTTYPE, 'PEM');		curl_setopt($con, CURLOPT_CAINFO, $pemfile);	 return curl_exec($con);	} 	/**	 * @desc 封装curl的调用接口，post Json数据的请求方式	 */	function doCurlPostJsonReq($url, $requestString, $timeout = 25){		if($url == "" || $requestString == "" || $timeout <= 0){			return false;		}	 $con = curl_init((string)$url);	 curl_setopt($con, CURLOPT_HEADER, false);	 curl_setopt($con, CURLOPT_POSTFIELDS, $requestString);	 curl_setopt($con, CURLOPT_POST, true);	 curl_setopt($con, CURLOPT_RETURNTRANSFER,true);	 curl_setopt($con, CURLOPT_TIMEOUT, (int)$timeout);			curl_setopt($con, CURLOPT_HTTPHEADER, array(			'Content-Type: application/json',			'Content-Length: ' . strlen($data_string))		);	 return curl_exec($con);	}	/**	 * @desc 封装curl的调用接口，post form数据的请求方式	 */	function doCurlPostFormReq($url, $requestString, $timeout = 25){		if($url == "" || $requestString == "" || $timeout <= 0){			return false;		}	 $con = curl_init((string)$url);	 curl_setopt($con, CURLOPT_HEADER, false);	 curl_setopt($con, CURLOPT_POSTFIELDS, $requestString);	 curl_setopt($con, CURLOPT_POST, true);	 curl_setopt($con, CURLOPT_RETURNTRANSFER,true);	 curl_setopt($con, CURLOPT_TIMEOUT, (int)$timeout);			curl_setopt($con, CURLOPT_HTTPHEADER, array(			'Content-Type: application/x-www-form-urlencoded')		);	 return curl_exec($con);	}	/**	 * @desc 封装curl的调用接口，get的请求方式	 */	function doCurlGetRequest($url, $data = array(), $timeout = 10) {		if($url == "" || $timeout <= 0){			return false;		}		if($data != array()) {			$url = $url . '?' . http_build_query($data);		}		Log::write("发送URL[".$url."]");		$con = curl_init((string)$url);		curl_setopt($con, CURLOPT_HEADER, false);		curl_setopt($con, CURLOPT_RETURNTRANSFER,true);		curl_setopt($con, CURLOPT_TIMEOUT, (int)$timeout);		curl_setopt($con, CURLOPT_SSL_VERIFYPEER, false);		curl_setopt($con, CURLOPT_SSL_VERIFYHOST, false);		return curl_exec($con);	}	/**	 *截取字符串，中文无乱码	*/	function msubstr($str, $start=0, $length=0,$suffix=false,$charset="utf-8"){	 if(mb_strlen($str,"UTF8") >= $length){	  $next_str = "…";	 }else{	  $next_str = "";	 }	 if(function_exists("mb_substr")){	  if($suffix)	   // return mb_substr($str, $start, $length, $charset)."…";	   return mb_substr($str, $start, $length, $charset).$next_str;	  else	   return mb_substr($str, $start, $length, $charset);	 }elseif(function_exists('iconv_substr')) {	  if($suffix)	   // return iconv_substr($str,$start,$length,$charset)."…";	   return iconv_substr($str,$start,$length,$charset).$next_str;	  else	   return iconv_substr($str,$start,$length,$charset);	 }	 $re['utf-8'] = "/[x01-x7f]|[xc2-xdf][x80-xbf]|[xe0-xef][x80-xbf]{2}|[xf0-xff][x80-xbf]{3}/";	 $re['gb2312'] = "/[x01-x7f]|[xb0-xf7][xa0-xfe]/";	 $re['gbk'] = "/[x01-x7f]|[x81-xfe][x40-xfe]/";	 $re['big5'] = "/[x01-x7f]|[x81-xfe]([x40-x7e]|xa1-xfe])/";	 preg_match_all($re[$charset], $str, $match);	 $slice = join("",array_slice($match[0], $start, $length));	  if($suffix) return $slice."…";	 if(!$suffix) return $slice;	 return $slice;	}	/**	 *用户名*隐藏	 *$str = "如来神掌";	 *echo cut_str($str, 1, 0).'**'.cut_str($str, 1, -1);	 *输出：如**掌	*/	function cut_str($string, $sublen, $start = 0, $code = 'UTF-8')	{	 if($code == 'UTF-8')	 {	  $pa = "/[/x01-/x7f]|[/xc2-/xdf][/x80-/xbf]|/xe0[/xa0-/xbf][/x80-/xbf]|[/xe1-/xef][/x80-/xbf][/x80-/xbf]|/xf0[/x90-/xbf][/x80-/xbf][/x80-/xbf]|[/xf1-/xf7][/x80-/xbf][/x80-/xbf][/x80-/xbf]/";	  preg_match_all($pa, $string, $t_string);	  if(count($t_string[0]) - $start > $sublen) return join('', array_slice($t_string[0], $start, $sublen));	  return join('', array_slice($t_string[0], $start, $sublen));	 }	 else	 {	  $start = $start*2;	  $sublen = $sublen*2;	  $strlen = strlen($string);	  $tmpstr = '';	  for($i=0; $i< $strlen; $i++)	  {	   if($i>=$start && $i< ($start+$sublen))	   {	    if(ord(substr($string, $i, 1))>129)	    {	     $tmpstr.= substr($string, $i, 2);	    }	    else	    {	     $tmpstr.= substr($string, $i, 1);	    }	   }	   if(ord(substr($string, $i, 1))>129) $i++;	  }	  //if(strlen($tmpstr)< $strlen ) $tmpstr.= "...";	  return $tmpstr;	 }	}	/*	*解决json_encode转换中文的问题，在php5.4下json_encode本身解决的这个问题	*/	function unescapedUnicode($match)	{		return mb_convert_encoding(pack('H*', $match[1]), 'UTF-8', 'UCS-2BE');	}	/**	*截取手机号	*demo:13112345678	*return:131****5678	*/	function hidtel($phone){	 $IsWhat = preg_match('/(0[0-9]{2,3}[-]?[2-9][0-9]{6,7}[-]?[0-9]?)/i',$phone); //固定电话	 if($IsWhat == 1){	  return preg_replace('/(0[0-9]{2,3}[-]?[2-9])[0-9]{3,4}([0-9]{3}[-]?[0-9]?)/i','$1****$2',$phone);	 }else{	  return preg_replace('/(1[358]{1}[0-9])[0-9]{4}([0-9]{4})/i','$1****$2',$phone);	 }	}	//获取IP	function getIp()	{		if (isset($_SERVER)){			if (isset($_SERVER["HTTP_X_FORWARDED_FOR"])){				$realip = $_SERVER["HTTP_X_FORWARDED_FOR"];			} else if (isset($_SERVER["HTTP_CLIENT_IP"])) {				$realip = $_SERVER["HTTP_CLIENT_IP"];			} else {				$realip = $_SERVER["REMOTE_ADDR"];			}		} else {			if (getenv("HTTP_X_FORWARDED_FOR")){				$realip = getenv("HTTP_X_FORWARDED_FOR");			} else if (getenv("HTTP_CLIENT_IP")) {				$realip = getenv("HTTP_CLIENT_IP");			} else {				$realip = getenv("REMOTE_ADDR");			}		}			return $realip;	}	//把汉字转换为数字	function getUnicodeFromOneUTF8($word)	{		//获取其字符的内部数组表示，所以本文件应用utf-8编码! 		//$word = iconv("gb2312", "utf-8", $word);		if (is_array($word)) 			$arr = $word; 		else 			$arr = str_split($word); 		//此时，$arr应类似array(228, 189, 160) 		//定义一个空字符串存储 		$bin_str = ''; 		//转成数字再转成二进制字符串，最后联合起来。 		foreach ($arr as $value) 			$bin_str .= decbin(ord($value)); 		//此时，$bin_str应类似111001001011110110100000		//正则截取 		$bin_str = preg_replace('/^.{4}(.{4}).{2}(.{6}).{2}(.{6})$/','$1$2$3', $bin_str);		//此时， $bin_str应类似0100111101100000,如果是汉字"你"		return bindec($bin_str); 		//返回类似20320， 汉字"你" 		//return dechex(bindec($bin_str)); 		//如想返回十六进制4f60，用这句