unit LimitCondition;

interface

uses
  Classes, SysUtils, RealICQClient, RealICQModel;

type
  TLimitCondition = class
  private
    class function GetFileSizeByMB(AFileName: string): Int64;
    class function GetFileSizeByKB(AFileName: string): Int64;

  public
    class function GreaterThanFaceMaxSize(AFacePath: string; var AError: string): Boolean;
    class function GreaterThanOfflineFileMaxSize(AFileName: string; var AError: string; ARealICQClient: TRealICQClient): Boolean;
    class function FirstLoginComfirm: Boolean; static;
    /// <summary>
    /// 登录用户的用户信息完整性检测
    /// </summary>
    /// <param name="AUser">当前登录用户</param>
    /// <returns>是否完整</returns>
    class function UserInfoCheck(AUser: TRealICQUser): Boolean;
  end;

implementation

uses
  LoggerImport, ConditionConfig, PerlRegEx, Forms, Dialogs, MainFrm;

{ TLimitCondition }

class function TLimitCondition.GetFileSizeByKB(AFileName: string): Int64;
var
  AFileStream: TFileStream;
begin
  try
    AFileStream := TFileStream.Create(AFileName, fmOpenRead or fmShareDenyNone);
    Result := AFileStream.Size div 1024;
  except
    on E: Exception do
    begin
      Error('检查文件“'+AFileName+'”发生错误：' + E.Message, 'TLimitCondition.GetFileSizeByKB');
      Result := -1;
      AFileStream.Free;
    end;
  end;
  AFileStream.Free;
end;

class function TLimitCondition.GetFileSizeByMB(AFileName: string): Int64;
begin
  Result := GetFileSizeByKB(AFileName);
  if Result <> -1 then
    Result := Result div 1024;
end;

class function TLimitCondition.GreaterThanFaceMaxSize(AFacePath: string; var AError: string): Boolean;
var
  AFileSize:int64;
begin
  AFileSize := GetFileSizeByMB(AFacePath);
  Result := (AFileSize = -1) or (AFileSize > TConditionConfig.GetConfig.FaceSize);
  if Result then
    AError := '对不起，发送的图片中有超过' + IntToStr(TConditionConfig.GetConfig.FaceSize) + 'M ！';
end;

class function TLimitCondition.GreaterThanOfflineFileMaxSize(AFileName: string;
  var AError: string; ARealICQClient: TRealICQClient): Boolean;
var
  AFileSize:int64;
begin
  if ARealICQClient.OfflineFileSize <= 0 then
    Result := False;
  
  AFileSize := GetFileSizeByMB(AFileName);
  Result := (AFileSize = -1) or (AFileSize > ARealICQClient.OfflineFileSize);
  if Result then
    AError := '对不起，发送离线文件不能超过' + IntToStr(ARealICQClient.OfflineFileSize) + 'M ！';
end;

class function TLimitCondition.FirstLoginComfirm: Boolean;
var
  FilePath: String;
  UserLoginName: String;
begin
  Result := TConditionConfig.GetConfig.FirstLoginConfirm and MainForm.RealICQClient.FirstLogin
end;

class function TLimitCondition.UserInfoCheck(AUser: TRealICQUser): Boolean;
var
  StrCheckResult: string;
  Reg: TPerlRegEx;
begin
  Result := True;
  if not TConditionConfig.GetConfig.UserInfoCheck then
    Exit;
    
  if AUser = nil then
  begin
    Result := False;
    Exit;
  end;
  
  if AUser.Duty = '' then
  begin
    StrCheckResult := StrCheckResult + '职务：没有填写' + #13;
    Result := False;
  end;

//  if AUser.Company = '' then
//  begin
//    StrCheckResult := StrCheckResult + '单位：没有填写' + #13;
//    Result := False;
//  end;

  if AUser.Branch = '' then
  begin
    StrCheckResult := StrCheckResult + '处室：没有填写' + #13;
    Result := False;
  end;

  Reg := TPerlRegEx.Create;
  try
    Reg.RegEx := '^1\d{10}';
    Reg.Subject := AUser.Mobile;
    if (AUser.Mobile = '') or (not Reg.Match) then
    begin
      StrCheckResult := StrCheckResult + '手机号码：没有填写或是无效手机号码' + #13;
      Result := False;
    end;

    Reg.RegEx := '\d{6}';
    Reg.Subject := AUser.ShortMobile;
    if (AUser.ShortMobile = '') or (not Reg.Match) then
    begin
      StrCheckResult := StrCheckResult + '手机短号：没有填写或是无效手机号码，无（请填写6个1）' + #13;
      Result := False;
    end;

    Reg.RegEx := '^0\d{2,3}-?\d{7,8}';
    Reg.Subject := AUser.Tel;
    if (AUser.Tel = '') or (not Reg.Match) then
    begin
      StrCheckResult := StrCheckResult + '办公电话：没有填写或是无效的办公电话号码' + #13;
      Result := False;
    end;

//    Reg.RegEx := '^(\w-*\.*)+@(\w-?)+(\.\w{2,})+';
//    Reg.Subject := AUser.Email;
//    if (AUser.Email = '') or (not Reg.Match) then
//    begin
//      StrCheckResult := StrCheckResult + '电子邮箱：没有填写或是无效的电子邮箱地址' + #13;
//      Result := False;
//    end;
  
    if not Result then
    begin
      StrCheckResult := StrCheckResult + '请完整填写以上用户信息，谢谢';
      ShowMessage(StrCheckResult);
    end;
  finally
    Reg.Free;
  end;
end;

end.