<?php
// +----------------------------------------------------------------------
// | ThinkPHP [ WE CAN DO IT JUST THINK ]
// +----------------------------------------------------------------------
// | Copyright (c) 2006-2016 http://thinkphp.cn All rights reserved.
// +----------------------------------------------------------------------
// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
// +----------------------------------------------------------------------
// | Author: 流年 <liu21st@gmail.com>
// +----------------------------------------------------------------------

// 应用公共文件
/*
*   用户是否登录
*/
function is_login($type){
	$user = session($type.'_auth');
	if (empty($user)) {
		return false;
	}
	return $user;
}

function is_admin(){
	$user = is_login('admin');
	$role_id = $user['role']['id'];
	if ($role_id == 1) {
		return true;
	}
	return false;
}

/**
*	获取本站token
*/
function getlocaltoken($name){
	$where['name'] = $name;
	$user = $User->where($where)->find();
	if (!$user) {
		return false;
	}

	$time = $this->request->time();
	$token_expire = $user['token_expire'];
	if (!empty($token_expire)) {
		list($token,$expire) = explode('|', $token_expire);
		if ($time < $expire) {
			return $token;
		}
	}

	$token = md5(guid());
	$expire = $this->request->time() + 7200;
	$user->token = $token .'|'.$expire;
	$user->save();

	return $token;
}

/**
* 是否是微信浏览器
* @return bool
*/
function isWxClient(){
	return strpos($_SERVER['HTTP_USER_AGENT'], 'MicroMessenger') !== false;
}

/**
* 判断是否支付宝内置浏览器访问
* @return bool
*/
function isAliClient(){
	return strpos($_SERVER['HTTP_USER_AGENT'], 'Alipay') !== false;
}

/**
*	远程获取数据
*/
function curl($url, $data = '',$headers = [],$timeout = 60,$issplit = false) {
	$ch = curl_init();
	curl_setopt($ch, CURLOPT_URL,$url);
	curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
	@curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);
	curl_setopt($ch, CURLOPT_HEADER, 0);
	@curl_setopt($ch, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_0);

	if ($data) {
		curl_setopt($ch, CURLOPT_POST, 1);
		curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
	}

	curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, $timeout);
	curl_setopt($ch, CURLOPT_TIMEOUT, $timeout);
	curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
	curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 0);
	curl_setopt($ch, CURLOPT_SSLVERSION, 1);

	curl_setopt($ch, CURLOPT_USERAGENT, "Mozilla/5.0 (Windows NT 6.1; WOW64; rv:9.0.1) Gecko/20100101 Firefox/9.0.1");
	if (!empty($headers) && is_array($headers)) {
		curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);
	}
	ob_start();
	$res = curl_exec($ch);
	$headersize =  curl_getinfo($ch, CURLINFO_HEADER_SIZE);
	$header = substr($res, 0, $headersize);
	$body = substr($res, $headersize);
	ob_end_clean();
	curl_close($ch);
	unset($ch);

	if ($issplit) {
		return ['header'=>$header,'body'=>$body];
	}
	return $res;
}

/**
*       获取随机数
*/
function random($length, $numeric = FALSE) {
	$seed = base_convert(md5(microtime() . $_SERVER['DOCUMENT_ROOT']), 16, $numeric ? 10 : 35);
	$seed = $numeric ? (str_replace('0', '', $seed) . '012340567890') : ($seed . 'zZ' . strtoupper($seed));
	if ($numeric) {
		$hash = '';
	} else {
		$hash = chr(rand(1, 26) + rand(0, 1) * 32 + 64);
		$length--;
	}
	$max = strlen($seed) - 1;
	for ($i = 0; $i < $length; $i++) {
		$hash .= $seed{mt_rand(0, $max)};
	}
	$hash=strtoupper($hash);
	return $hash;
}

function getNonceStr($length = 32) {
	$chars = "abcdefghijklmnopqrstuvwxyz0123456789";  
	$str ="";
	for ( $i = 0; $i < $length; $i++ )  {  
		$str .= substr($chars, mt_rand(0, strlen($chars)-1), 1);  
	} 
	return $str;
}

/*生成全球唯一标识*/
function guid($fix=true){
	$left=$fix?chr(123):'';
	$right=$fix?chr(125):'';
	if (function_exists('com_create_guid')){
		$uuid=com_create_guid();
		if(!$fix){
			$uuid=substr($uuid,1,-1);
		}
		return $uuid;
	}else{
		mt_srand((double)microtime()*10000);
		$charid = strtoupper(md5(uniqid(rand(), true)));
		$hyphen = chr(45);
		$uuid = $left
		.substr($charid, 0, 8).$hyphen
		.substr($charid, 8, 4).$hyphen
		.substr($charid,12, 4).$hyphen
		.substr($charid,16, 4).$hyphen
		.substr($charid,20,12)
		.$right;
		return $uuid;
	}
} 

//生成二维码
function createqrcode($data,$level = 'L',$size=4){
	$name = md5($data);
	vendor("phpqrcode.phpqrcode");
	$relativePath =  'uploads'.DS.date('Ymd',request()->time());
	$absolutePath = ROOT_PATH.'public'.DS. $relativePath;
	$file = $absolutePath.DS.$name.".png";
	if (!is_file($file)) {
		is_dir($absolutePath)?'':mkdir($absolutePath, 0755, true);
		$object = new \QRcode();
		$object->png($data,$file, 'L',6); 
	}
	return  request()->domain(). DS.$relativePath.DS.$name.".png";
}

//redis连接
function redis_connect(){
	vendor("Predis.autoload");
	$redis = new \Predis\Client(array(
		'scheme' => 'tcp',
		'host'   => '127.0.0.1',
		'port'   => 6379,
	));
	$password =  \think\Config::get('redis.password');
	if (!empty($password)) {
		$redis->auth($password);  
	}
	return $redis;
}

/**
*   自增长单号
*/
function aino($prefix='',$format='Ymd',$length=3){;
	$redis = redis_connect();
	$date = empty($format)?'':date($format);
	$key = $prefix.$date;
	$no = $redis->incr($key);
	if ($no == 1) {
		$redis->expireat($key,strtotime($date) + 86400);
	}

	$no = str_pad($no,$length,"0",STR_PAD_LEFT);
	$no = $key.$no;
	return $no;
}

/**
*   获取文件路径
*/
function getfileurl($id){
	$File = model('File');
	$file = $File->where(['id'=>$id])->find();
	return DS. 'public' . DS . 'uploads' .DS .$file['name'];
}


/**
*   获取配置信息
*/
function cnf($key,$value = null){
	if (is_null($value) && is_string($key)) {
		$value = model('Config')->where(['key'=>$key])->value("value");
		$value = json_decode($value,true); 
		return $value;
	} else {
		$value = json_encode($value,JSON_UNESCAPED_UNICODE);
		return model('Config')->where(['key'=>$key])->update(["value"=>$value]);
	}
}

/**
 * 字符串截取，支持中文和其他编码
 * @static
 * @access public
 * @param string $str 需要转换的字符串
 * @param string $start 开始位置
 * @param string $length 截取长度
 * @param string $charset 编码格式
 * @param string $suffix 截断显示字符
 * @return string
 */
function msubstr($str, $start=0, $length, $charset="utf-8", $suffix=true) {
	if(function_exists("mb_substr"))
		$slice = mb_substr($str, $start, $length, $charset);
	elseif(function_exists('iconv_substr')) {
		$slice = iconv_substr($str,$start,$length,$charset);
		if(false === $slice) {
			$slice = '';
		}
	}else{
		$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));
	}
	return $suffix ? $slice.'...' : $slice;
}

function amount_format($amount){
	$amount = trim($amount);
	return sprintf("%.2f",substr(sprintf("%.3f", $amount), 0, -1)); 
}

function sendtomobile($mobile,$content,$ajax = true){

}

function sendtoemail($email,$content,$ajax = true){
	$sms_cnf = cnf('sms');
	$email_cnf = $sms_cnf['mobile'];

	require_once VENDOR_PATH.'PHPMailer/src/Exception.php';
	require_once VENDOR_PATH.'PHPMailer/src/PHPMailer.php';
	require_once VENDOR_PATH.'PHPMailer/src/SMTP.php';

    $mail = new \PHPMailer\PHPMailer\PHPMailer(true); //实例化
    try {
    	$sms_cnf = cnf('sms');
    	$email_cnf = $sms_cnf['email'];

    	$mail->isSMTP();
    	$mail->CharSet = "UTF-8";
    	$mail->Host = $email_cnf['smtp']; 
    	$mail->Port = 465;
    	$mail->SMTPAuth = true;  
    	$mail->SMTPSecure = "ssl";   
    	$mail->CharSet = "UTF-8"; 
    	$mail->Encoding = "base64"; 
    	$mail->Username = $email_cnf['account'];  
    	$mail->Password =  $email_cnf['password']; 

    	$mail->From = $email_cnf['account']; 
    	$mail->FromName = $email_cnf['from']; 

    	$mail->AddAddress($email, "Hello");
    	$mail->IsHTML(true); 
    	$mail->Subject = '【'.$email_cnf['from'].'】';
    	$mail->Body = $content; 

    	$mail->Send();
    	if ($ajax) {
    		output(0,'发送成功');
    	}
    	return true;
    }catch (\PHPMailer\PHPMailer\Exception $e) {
    	output(1,'发送失败1');
    }
}

function output($code,$msg,$data = [],$count = 0,$pages = 1){
	try {
	      // 返回JSON数据格式到客户端 包含状态信息
		$count = $count == 0?count($data):$count;
		$data = json_encode(['code'=>$code,'msg'=>$msg,'data'=>$data,'count'=>$count,'pages'=>$pages], JSON_UNESCAPED_UNICODE);
		if ($data === false) {
			throw new \InvalidArgumentException(json_last_error_msg());
		}

		header('Content-type: application/json');
		echo $data;exit();
	} catch (\Exception $e) {
		if ($e->getPrevious()) {
			throw $e->getPrevious();
		}
		throw $e;
	}
}

function oplog($position,$user_id){
	$request = request();
	$Log = model('Log');
	$Log->user_id = $user_id;
	$Log->action = $request->module() . '/' . $request->controller() . '/' . $request->action();
	$Log->params = $request->param();
	$Log->position = $position;
	$Log->save();
}

function common_curl($url, $param, $dataType = 0, $header = [])
{
    $headers = [
        "Content-type:application/json;charset=utf-8",
        "Accept:*/*",
        "Connection:close",
        "User-Agent:DSMall/6.1.0;PHP-Curl",
    ];


    //dataType 1是 x-www-form形式   0是默认的json形式
    if ($dataType == 1) {
        $post_data = http_build_query($param);//重点
        $curl      = curl_init();
        curl_setopt($curl, CURLOPT_URL, $url);
//        curl_setopt($curl, CURLOPT_HEADER, 0);//不抓取头部信息。只返回数据
        curl_setopt($curl, CURLOPT_TIMEOUT, (int)10);//超时设置
        curl_setopt($curl, CURLOPT_HTTPHEADER, $headers);
        curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);//1表示不返回bool值
        curl_setopt($curl, CURLOPT_POST, 1);
        curl_setopt($curl, CURLOPT_HTTPHEADER, ['Content-Type: application/x-www-form-urlencoded']);//重点
        curl_setopt($curl, CURLOPT_POSTFIELDS, $post_data);
//        curl_setopt(curl,CURLOPTHTTPHEADER,$header);
        $result = curl_exec($curl);
        curl_close($curl);
        $result = json_decode($result, 1);
        return $result;
    } else {
        $ch = curl_init($url);
        curl_setopt($ch, CURLOPT_HEADER, 0);
        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0);
        curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 0);

        curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($ch, CURLOPT_POST, 1);
        curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode($param));
        $result = curl_exec($ch);
        if (curl_errno($ch)) $result = curl_error($ch);
        curl_close($ch);
        $result = json_decode($result, 1);
        return $result;
    }
}