<?php 
require_once("../conn.php");
include_once("./getFacilityNo.php");
include_once("./getComboNo.php");
ini_set ( 'date.timezone' , 'Asia/Taipei' );  
if(isset($_POST["contractno"]) && $_POST["contractno"] != "") {
    try{
<<<<<<< HEAD
        $created_at = date('Y-m-d H:i:s');
=======

>>>>>>> f6b04618 (1106)
        $contractno = !empty($_POST['contractno'])? $_POST['contractno'] : null;
        $total_price = !empty($_POST['total_price']) ? $_POST['total_price'] : null;
        $vat = !empty($_POST['vat']) ? $_POST['vat'] : null;
        $mtype = !empty($_POST['mtype']) ? $_POST['mtype'] :null;
        $opendoor = !empty($_POST['opendoor']) ? $_POST['opendoor']: null;
        $phone = !empty($_POST['phone']) ? $_POST['phone'] : null;
        $email = !empty($_POST['email']) ? $_POST['email'] : null;
        $mworker = !empty($_POST['mworker']) ? $_POST['mworker'] : null;
        $mcycle = !empty($_POST['mcycle']) ? $_POST['mcycle'] : null;
        $salesman = !empty($_POST['salesman']) ?$_POST['salesman'] : null;
        $contract_begin_date = !empty($_POST['contract_begin_date']) ? $_POST['contract_begin_date'] : null;
        $contract_end_date = !empty($_POST['contract_end_date']) ? $_POST['contract_end_date'] : null;
        $address = !empty($_POST['address']) ? $_POST['address'] : null;
        $area = !empty($_POST['area']) ? $_POST['area'] : null;
        $customer = !empty($_POST['customer']) ? $_POST['customer'] : null;
        $partyA = !empty($_POST['partyA']) ? $_POST['partyA'] : null;
        $partyAaddress = !empty($_POST['partyAaddress']) ? $_POST['partyAaddress'] : null;
        $partyAphone = !empty($_POST['partyAphone']) ? $_POST['partyAphone'] : null;
        $partyAemail = !empty($_POST['partyAemail']) ? $_POST['partyAemail'] : null;
        $user_id = !empty($_POST['user_id']) ? $_POST['user_id'] : null;
        $user_name = !empty($_POST['user_name']) ? $_POST['user_name'] : null;
        $spec = !empty($_POST['spec']) ? $_POST['spec'] : null;
        $weight = !empty($_POST['weight']) ? $_POST['weight'] : null;
        $numberofpassenger = !empty($_POST['numberofpassenger']) ? $_POST['numberofpassenger'] : null;
        $numberofstop = !empty($_POST['numberofstop']) ? $_POST['numberofstop'] : null;
        $numberoffloor = !empty($_POST['numberoffloor']) ? $_POST['numberoffloor'] : null;
        $speed = !empty($_POST['speed']) ? $_POST['speed'] : null;
        $takecertificatedate = !empty($_POST['takecertificatedate']) ? $_POST['takecertificatedate'] : null;
        $maintainance = !empty($_POST['maintainance']) ? $_POST['maintainance'] : null;
        $licensedate = !empty($_POST['licensedate']) ? $_POST['licensedate'] : null;
        $latitude = !empty($_POST['latitude']) ? $_POST['latitude'] : null;
        $longitude = !empty($_POST['longitude']) ? $_POST['longitude'] : null;
        $num = !empty($_POST['num']) ? $_POST['num'] : null;
<<<<<<< HEAD
        $files = !empty($_FILES['files']) ? $_FILES['files'] : null;
   
        // validate
        $fail_arr = [];
        if($contractno === '') return $fail_arr[] = '合約號為必填';
            
       if($total_price == '')  $fail_arr[] = '合約總價為必填';
       if($vat == '')  $fail_arr[] = '統一編號為必填';
       if($mtype == '')  $fail_arr[] = '維修型態為必填';
       if($opendoor == '')  $fail_arr[] = '開門方式為必填';
       if($phone == '')  $fail_arr[] = '客戶電話為必填';
       if($email == '')  $fail_arr[] = 'Email為必填';
       if($mworker == '')  $fail_arr[] = '保養員為必填';
       if($mcycle == '')  $fail_arr[] = '保養頻率為必填';
       if($salesman == '')  $fail_arr[] = '營業員為必填';
       if($contract_begin_date == '')  $fail_arr[] = '合約開始時間為必填';
       if($contract_end_date == '')  $fail_arr[] = '合約結束時間為必填';
       if($address == '')  $fail_arr[] = '地址為必填';
       if($area == '')  $fail_arr[] = '區域為必填';
       if($customer == '')  $fail_arr[] = '客戶為必填';
       if($partyA == '')  $fail_arr[] = '甲方為必填';
       if($partyAaddress == '')  $fail_arr[] = '甲方地址為必填';
       if($partyAphone == '')  $fail_arr[] = '甲方電話為必填';
       if($partyAemail == '')  $fail_arr[] = '甲方Email為必填';
       if($spec == '')  $fail_arr[] = '規格為必填';
       if($weight == '')  $fail_arr[] = '重量為必填';
       if($numberofpassenger == '')  $fail_arr[] = '乘客人數為必填';
       if($numberofstop == '')  $fail_arr[] = '停留站數為必填';
       if($numberoffloor == '')  $fail_arr[] = '停留樓層為必填';
       if($speed == '')  $fail_arr[] = '速度為必填';
       if($takecertificatedate == '')  $fail_arr[] = '取標日期為必填';
       if($maintainance == '')  $fail_arr[] = '保養為必填';
       if($licensedate == '')  $fail_arr[] = '營業員為必填';
       if($latitude == '')  $fail_arr[] = '緯度為必填';
       if($longitude == '')  $fail_arr[] = '經度為必填';
       if($num == '')  $fail_arr[] = '數量為必填'; 
       if(count($fail_arr) > 0) {
         header("HTTP/1.1 422 Unprocessable Entity");
         echo json_encode($fail_arr);
          exit();
       }
       
=======
        
        $files = !empty($_FILES['files']) ? $_FILES['files'] : null;

>>>>>>> f6b04618 (1106)
        //create account table
        $accounttype = "A";
        $accountid = $vat;
        $pwd = "123";
        $name = $partyA;
        $tel = $phone ?? '';
        $repairerid = $mworker;
        $creater = $user_id;
        $create_at = date('Y-m-d H:i:s');
        
        $conn->beginTransaction();
     
        $sql_str = "INSERT INTO account (accounttype, accountid, pwd, name, tel, address, email, repairerid, creater, create_at) VALUES (:accounttype, :accountid, :pwd, :name, :tel, :address, :email, :repairerid, :creater, :create_at)";
        $stmt = $conn -> prepare($sql_str);
        $stmt -> bindParam(':accounttype' ,$accounttype);
        $stmt -> bindParam(':accountid' ,$accountid);
        $stmt -> bindParam(':pwd' ,$pwd);
        $stmt -> bindParam(':name' ,$name);
        $stmt -> bindParam(':tel' ,$tel);
        $stmt -> bindParam(':address' ,$address);
        $stmt -> bindParam(':email' ,$email);
        $stmt -> bindParam(':repairerid' ,$repairerid);
        $stmt -> bindParam(':creater' ,$creater);
        $stmt -> bindParam(':create_at' ,$create_at);
        $stmt -> execute();

        //create contract table

        $contracttype = $mtype;
        $company = $partyA;
        $taxid = $vat;
        $tel = $phone;
        $promiser = $partyA;
        $contractperson = $partyA;
        
        $contractaddress = $address;
        $contracttel = $phone;
        $contractemail = $email;
        $contract_employee = $salesman;
        $start_date = $contract_begin_date;
        $end_date = $contract_end_date;

        $sql_str = "INSERT INTO contract (contracttype, contractno, company, taxid, address, tel, promiser, contractperson, contractaddress, contracttel, contractemail, contract_employee, start_date, end_date, creater, create_at) VALUES (:contracttype, :contractno, :company, :taxid, :address, :tel, :promiser, :contractperson, :contractaddress, :contracttel, :contractemail, :contract_employee, :start_date, :end_date, :creater, :create_at)";
        $stmt = $conn -> prepare($sql_str);
        $stmt -> bindParam(':contracttype' ,$contracttype);
        $stmt -> bindParam(':contractno' ,$contractno);
        $stmt -> bindParam(':company' ,$company);
        $stmt -> bindParam(':taxid' ,$taxid);
        $stmt -> bindParam(':address' ,$address);
        $stmt -> bindParam(':tel' ,$tel);
        $stmt -> bindParam(':promiser' ,$promiser);
        $stmt -> bindParam(':contractperson' ,$contractperson);
        $stmt -> bindParam(':contractaddress' ,$contractaddress);
        $stmt -> bindParam(':contracttel' ,$contracttel);
        $stmt -> bindParam(':contractemail' ,$contractemail);
        $stmt -> bindParam(':contract_employee' ,$contract_employee);
        $stmt -> bindParam(':start_date' ,$start_date);
        $stmt -> bindParam(':end_date' ,$end_date);
        $stmt -> bindParam(':creater' ,$creater);
        $stmt -> bindParam(':create_at' ,$create_at);
        $stmt -> execute();

        //create facility table
        $createFacilityNo = new CreateFacilityNo();
        $dailyNecessities = [
            'MAE100'=>'X',
            'MAM200'=>'W',
            'MAH100'=>'H',
            'MAQ100'=>'Z',
            'MAF100'=>'F',
            'MAZ100'=>'B',
        ];
        $sql_str = "SELECT accountid, name FROM account WHERE accountid = :accountid";
        $stmt = $conn->prepare($sql_str);
        $stmt->bindParam(':accountid',$mworker);
        $stmt->execute();
        $worker = $stmt->fetch(PDO::FETCH_ASSOC);

        $facilityno = $createFacilityNo->makeBFacilityNo("T", $dailyNecessities[$spec], (int)$num);
        $define = "B";
        $customerid = $vat;
        $opentype = $opendoor;
        $repairtype = "A";
        $facility_kind = $spec;
        $maintainance = "E";
        $repairerid = $mworker;
        $repairername = $worker['name'];
<<<<<<< HEAD
=======

        foreach($facilityno as $fno){

            $sql_str = "INSERT INTO facility (contractno, define, facilityno, latitude, longitude, customerid, weight, numberofpassenger, numberofstop, numberoffloor, opentype, speed, repairtype, maintainance, facility_kind, address, repairerid, repairername, creater, create_at, area, takecertificatedate, licensedate)
                        VALUES (:contractno, :define, :facilityno, :latitude, :longitude, :customerid, :weight, :numberofpassenger, :numberofstop, :numberoffloor, :opentype, :speed, :repairtype, :maintainance, :facility_kind, :address, :repairerid, :repairername, :creater, :create_at, :area, :takecertificatedate, :licensedate)";
            $stmt = $conn -> prepare($sql_str);
            $stmt -> bindParam(':contractno' ,$contractno);
            $stmt -> bindParam(':define' ,$define);
            $stmt -> bindParam(':facilityno' ,$fno);
            $stmt -> bindParam(':latitude' ,$latitude);
            $stmt -> bindParam(':longitude' ,$longitude);
            $stmt -> bindParam(':customerid' ,$customerid);
            $stmt -> bindParam(':weight' ,$weight);
            $stmt -> bindParam(':numberofpassenger' ,$numberofpassenger);
            $stmt -> bindParam(':numberofstop' ,$numberofstop);
            $stmt -> bindParam(':numberoffloor' ,$numberoffloor);
            $stmt -> bindParam(':opentype' ,$opentype);
            $stmt -> bindParam(':speed' ,$speed);
            $stmt -> bindParam(':repairtype' ,$repairtype);
            $stmt -> bindParam(':maintainance' ,$maintainance);
            $stmt -> bindParam(':facility_kind' ,$facility_kind);
            $stmt -> bindParam(':address' ,$address);
            $stmt -> bindParam(':repairerid' ,$repairerid);
            $stmt -> bindParam(':repairername' ,$repairername);
            $stmt -> bindParam(':creater' ,$creater);
            $stmt -> bindParam(':create_at' ,$create_at);
            $stmt -> bindParam(':area' ,$area);
            $stmt -> bindParam(':takecertificatedate' ,$takecertificatedate);
            $stmt -> bindParam(':licensedate' ,$licensedate);
        
            $result = $stmt -> execute();
        }

        //create schedule table
        $comboMo = new CreateComboNo();
        
        $sql_str = 'INSERT INTO schedule (contractno, facilityno, combono, repairerid, repairername, duedate, creater, create_at) VALUES (:contractno, :facilityno, :combono, :repairerid, :repairername, :duedate, :creater, :create_at)';
        $stmt = $conn -> prepare($sql_str);
        $stmt -> bindParam(':contractno' ,$contractno);
        $stmt -> bindParam(':facilityno' ,$facilityno);
        $stmt -> bindParam(':combono' ,$combono);
        $stmt -> bindParam(':repairerid' ,$repairerid);
        $stmt -> bindParam(':repairername' ,$repairername);
        $stmt -> bindParam(':duedate' ,$duedate);
        $stmt -> bindParam(':creater' ,$creater);
        $stmt -> bindParam(':create_at' ,$create_at);
        $result = $stmt -> execute();
>>>>>>> f6b04618 (1106)

        foreach($facilityno as $fno){

            $sql_str = "INSERT INTO facility (contractno, define, facilityno, latitude, longitude, customerid, weight, numberofpassenger, numberofstop, numberoffloor, opentype, speed, repairtype, maintainance, facility_kind, address, repairerid, repairername, creater, create_at, area, takecertificatedate, licensedate)
                        VALUES (:contractno, :define, :facilityno, :latitude, :longitude, :customerid, :weight, :numberofpassenger, :numberofstop, :numberoffloor, :opentype, :speed, :repairtype, :maintainance, :facility_kind, :address, :repairerid, :repairername, :creater, :create_at, :area, :takecertificatedate, :licensedate)";
            $stmt = $conn -> prepare($sql_str);
            $stmt -> bindParam(':contractno' ,$contractno);
            $stmt -> bindParam(':define' ,$define);
            $stmt -> bindParam(':facilityno' ,$fno);
            $stmt -> bindParam(':latitude' ,$latitude);
            $stmt -> bindParam(':longitude' ,$longitude);
            $stmt -> bindParam(':customerid' ,$customerid);
            $stmt -> bindParam(':weight' ,$weight);
            $stmt -> bindParam(':numberofpassenger' ,$numberofpassenger);
            $stmt -> bindParam(':numberofstop' ,$numberofstop);
            $stmt -> bindParam(':numberoffloor' ,$numberoffloor);
            $stmt -> bindParam(':opentype' ,$opentype);
            $stmt -> bindParam(':speed' ,$speed);
            $stmt -> bindParam(':repairtype' ,$repairtype);
            $stmt -> bindParam(':maintainance' ,$maintainance);
            $stmt -> bindParam(':facility_kind' ,$facility_kind);
            $stmt -> bindParam(':address' ,$address);
            $stmt -> bindParam(':repairerid' ,$repairerid);
            $stmt -> bindParam(':repairername' ,$repairername);
            $stmt -> bindParam(':creater' ,$creater);
            $stmt -> bindParam(':create_at' ,$create_at);
            $stmt -> bindParam(':area' ,$area);
            $stmt -> bindParam(':takecertificatedate' ,$takecertificatedate);
            $stmt -> bindParam(':licensedate' ,$licensedateeeee);
        
            $result = $stmt -> execute();
        }

        //create schedule table
      
        $comboNo = new CreateComboNo($mcycle, $contract_begin_date, $contract_end_date);
        $comboArr =  json_decode($comboNo->getComboNo(), true);
        foreach($facilityno as $no){
            foreach($comboArr as $combo){
                $sql_str = 'INSERT INTO schedule (contractno, facilityno, combono, repairerid, repairername, duedate, creater, create_at) VALUES (:contractno, :facilityno, :combono, :repairerid, :repairername, :duedate, :creater, :create_at)';
                $stmt = $conn -> prepare($sql_str);
                $stmt -> bindParam(':contractno' ,$contractno);
                $stmt -> bindParam(':facilityno' ,$no);
                $stmt -> bindParam(':combono' ,$combo[0]);
                $stmt -> bindParam(':repairerid' ,$repairerid);
                $stmt -> bindParam(':repairername' ,$repairername);
                $stmt -> bindParam(':duedate' ,$combo[1]);
                $stmt -> bindParam(':creater' ,$creater);
                $stmt -> bindParam(':create_at' ,$create_at);
                $result = $stmt -> execute();
            }
        }
        // create contract_b_signed_back table
        $contract_type = $mtype;
        $company = $customer;
        $customer_no = $vat;
        $salesperson = $salesman;
        $customer_phone = $phone;
        $customer_email = $email;
        $repairman = $mworker;
        $cycle = $mcycle;
        $contact_person = $partyA;
        $contact_address = $partyAaddress;
        $contact_phone = $partyAphone;
        $contract_email = $partyAemail;
        $elevators_number = $num;
        $bonus = 1000;
        $max_bonus = 2000;

        $englisharr = range('a', 'z');
        $file = $_FILES['files'];      
        $file_name = $file['name'];           
        $file_type = $file['type'];             
        $tmp_name = $file['tmp_name'];           
        $file_size = $file['size'];              
        $error = $file['error']; 
        $newfiles = [];
        foreach( $files as $file ){
            $i = 0;  //新陣列的索引編號
            foreach( $file as $key => $val ){
                $newfiles[$i]['name']     = $files['name'][$key];
                $newfiles[$i]['type']     = $files['type'][$key];
                $newfiles[$i]['tmp_name'] = $files['tmp_name'][$key];
                $newfiles[$i]['error']    = $files['error'][$key];
                $newfiles[$i]['size']     = $files['size'][$key];
                $i++;
            } //foreach 第2層 end
        } 
        echo json_encode($newfiles);
        $max_size  = 4096*4096;                     //設定允許上傳檔案容量的最大值(1M)
        $allow_ext = array('jpeg', 'jpg', 'png','JPG','JPEG','PNG','GIF');   //設定允許上傳檔案的類型
        $path      = '../images/contracts/';
        if (!file_exists($path)) { mkdir($path); }
        $msg_result = '';  //負責接收所有檔案檢測後的回傳訊息
        $datetime = (string)date('YmdHis');
        $files_id = 'c' . $datetime;
        foreach( $newfiles as $key => $file ){
            $randNum = rand(1000,9999);
            $randEnglish = $englisharr[rand(0,25)];
            $file_name = 'c' . (string)date('YmdHis') . $randNum . $randEnglish . $randNum.$file['name'];
            $msg = upload_chk( $file,$path, $max_size, $allow_ext,  $file_name );
            if($msg==1){ 
                $msg = '檔案傳送成功！';
                $sql_str = "INSERT INTO contract_back_files (files_id, file_name, file_mime, file_size, created_at, created_by) VALUES (:files_id, :file_name, :file_mime, :file_size, :created_at, :created_by)";
                $stmt = $conn -> prepare($sql_str);
                $stmt -> bindParam(':files_id' ,$files_id);
                $stmt -> bindParam(':file_name' ,$file_name);
                $stmt -> bindParam(':file_mime' ,$file['type']);
                $stmt -> bindParam(':file_size' ,$file['size']);
                $stmt -> bindParam(':created_at' ,$created_at);
                $stmt -> bindParam(':created_by' ,$user_id);
                $stmt ->execute();
             }
            $msg_result .= '第' . ($key+1) . '個上傳檔案的結果：' . $msg . '<br/>';
            $src_name = $path.$file['name'];
            if( file_exists($src_name) ){
                //副檔名
                $extname  = pathinfo($src_name, PATHINFO_EXTENSION);  
                //主檔名
                $basename = basename($src_name, '.'.$extname);        
            }
            
        }
        $sql_str = "INSERT INTO contract_b_signed_back (contract_no, contract_type, company, customer_no, salesperson, contract_start_date, contract_end_date, total_price, opendoor, customer_phone, customer_email, repairman, cycle, contact_person, contact_address, contact_phone, contact_email, takecertificatedate, license_date, elevators_number, spec, weight, speed, numberofpassenger, numberofstop, numberoffloor, latitude, longitude, area, address, files_id, bonus, max_bonus, created_at, created_by) 
                VALUES (:contract_no, :contract_type, :company, :customer_no, :salesperson, :contract_start_date, :contract_end_date, :total_price, :opendoor, :customer_phone, :customer_email, :repairman, :cycle, :contact_person, :contact_address, :contact_phone, :contact_email, :takecertificatedate, :license_date, :elevators_number, :spec, :weight, :speed, :numberofpassenger, :numberofstop, :numberoffloor, :latitude, :longitude, :area, :address, :files_id, :bonus, :max_bonus, :created_at, :created_by)";
        $stmt = $conn -> prepare($sql_str);
        $stmt -> bindParam(":contract_no",$contractno);
        $stmt -> bindParam(":contract_type",$contract_type);
        $stmt -> bindParam(":company",$company);
        $stmt -> bindParam(":customer_no",$customer_no);
        $stmt -> bindParam(":salesperson",$salesperson);
        $stmt -> bindParam(":contract_start_date",$contract_begin_date);
        $stmt -> bindParam(":contract_end_date",$contract_end_date);
        $stmt -> bindParam(":total_price",$total_price);
        $stmt -> bindParam(":opendoor",$opendoor);
        $stmt -> bindParam(":customer_phone",$customer_phone);
        $stmt -> bindParam(":customer_email",$customer_email);
        $stmt -> bindParam(":repairman",$repairman);
        $stmt -> bindParam(":cycle",$cycle);
        $stmt -> bindParam(":contact_person",$contact_person);
        $stmt -> bindParam(":contact_address",$contact_address);
        $stmt -> bindParam(":contact_phone",$contact_phone);
        $stmt -> bindParam(":contact_email",$contact_email);
        $stmt -> bindParam(":takecertificatedate",$takecertificatedate);
        $stmt -> bindParam(":license_date",$license_date);
        $stmt -> bindParam(":elevators_number",$elevators_number);
        $stmt -> bindParam(":spec",$spec);
        $stmt -> bindParam(":weight",$weight);
        $stmt -> bindParam(":speed",$speed);
        $stmt -> bindParam(":numberofpassenger",$numberofpassenger);
        $stmt -> bindParam(":numberofstop",$numberofstop);
        $stmt -> bindParam(":numberoffloor",$numberoffloor);
        $stmt -> bindParam(":latitude",$latitude);
        $stmt -> bindParam(":longitude",$longitude);
        $stmt -> bindParam(":area",$area);
        $stmt -> bindParam(":address",$address);
        $stmt -> bindParam(":files_id",$files_id);
        $stmt -> bindParam(":bonus",$bonus);
        $stmt -> bindParam(":max_bonus",$max_bonus);
        $stmt -> bindParam(":created_at", $created_at);
        $stmt -> bindParam(":created_by",$user_id);
        
        $stmt -> execute();
        
        header('Content-Type: application/json');
        $jsonData = json_encode($files);

        $conn->commit();
    }catch(PDOException $e){
        $r = $conn->rollback();
        echo $r;
        die('Error!:'.$e->getMessage());
    }
}

function upload_chk( $file, $path, $max_size, $allow_ext, $file_name ){

    $source_file_name = $file['name'];         //上傳檔案的原來檔案名稱
    $file_type        = $file['type'];         //上傳檔案的類型(副檔名)
    $tmp_name         = $file['tmp_name'];     //上傳到暫存空間的路徑/檔名
    $file_size        = $file['size'];         //上傳檔案的檔案大小(容量)
    $error            = $file['error'];        //上傳工作傳回的錯誤訊息編號
    $msg = ''; //負責記錄回傳的訊息
   
    //1.判斷錯誤編號只有為0時表示沒有錯誤發生，才表示上傳成功 =================
    if( $error == 0 ){  
   
      //取得檔案延伸的副檔名, 以下函數可以取得檔案延伸的副檔名
      //pathinfo(上傳檔案的原來檔案名稱, PATHINFO_EXTENSION) 
      $ext = pathinfo($source_file_name, PATHINFO_EXTENSION);
      $ext = strtolower($ext);  //將延伸的副檔名轉小寫
   
      //2.判斷上傳檔案的大小 ====================================
      if( $file_size > $max_size ){
        //當目前檔案容量超過容量限制時, 以下準備顯示的資訊
        if( $max_size >= 4096*4096 ){ 
          $max_size /= (4096*4096);
          $max_size .= 'M';
        }elseif( $max_size >= 4096 ){
          $max_size /= 4096;
          $max_size .= 'K';
        }
        $msg ='上傳檔案過大，請選擇容量小於 '.$max_size.' 的檔案';
   
      //3.判斷檔案類型 ===========================================
      //in_array($ext, $allow_ext) 判斷 $ext變數的值 是否在 $allow_ext 這個陣列變數中
      }elseif( !in_array( $ext, $allow_ext ) ){
        $allow_str = ''; //準備將允許檔案類型的陣列內容, 組合成字串
        foreach( $allow_ext as $key=>$value ){
          //if的縮寫語法：條件?成立執行的工作:不成立執行的工作;
          $key==0? $allow_str.= $value : $allow_str.=', '.$value;
        }
        $msg = '檔案類型不符合，請選擇 '.$allow_str.' 檔案';
   
      //4.以上條件都沒問題的話, 則進行最後else中的工作===============
      }else{
        //搬移檔案 move_uploaded_file(要搬移的檔案, 目的地位置及目的檔案名稱), 成功傳回true(1)
        $msg = @move_uploaded_file($tmp_name, $path.$file_name);
      }
    }else{
      //這裡表示上傳有錯誤, 匹配錯誤編號顯示對應的訊息 ======================================
      switch ($error) {
        case 1:  $msg = '上傳檔案超過 upload_max_filesize 容量最大值';  break;
        case 2:  $msg = '上傳檔案超過 post_max_size 總容量最大值';  break;
        case 3:  $msg = '檔案只有部份被上傳';  break;
        case 4:  $msg = '沒有檔案被上傳';  break;
        case 6:  $msg = '找不到主機端暫存檔案的目錄位置';  break;
        case 7:  $msg = '檔案寫入失敗';  break;
        case 8:  $msg = '上傳檔案被PHP程式中斷，表示主機端系統錯誤';  break;
      }
    } //if( $error == 0 ){ ..... end
   
    return $msg;  //回傳$msg的結果
  }// function end