/// shared DDD Infrastructure: generic emailing service // - this unit is a part of the freeware Synopse mORMot framework, // licensed under a MPL/GPL/LGPL tri-license; version 1.18 unit dddInfraEmailer; { This file is part of Synopse mORMot framework. Synopse mORMot framework. Copyright (C) 2022 Arnaud Bouchez Synopse Informatique - https://synopse.info *** BEGIN LICENSE BLOCK ***** Version: MPL 1.1/GPL 2.0/LGPL 2.1 The contents of this file are subject to the Mozilla Public License Version 1.1 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.mozilla.org/MPL Software distributed under the License is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License for the specific language governing rights and limitations under the License. The Original Code is Synopse mORMot framework. The Initial Developer of the Original Code is Arnaud Bouchez. Portions created by the Initial Developer are Copyright (C) 2022 the Initial Developer. All Rights Reserved. Contributor(s): Alternatively, the contents of this file may be used under the terms of either the GNU General Public License Version 2 or later (the "GPL"), or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), in which case the provisions of the GPL or the LGPL are applicable instead of those above. If you wish to allow use of your version of this file only under the terms of either the GPL or the LGPL, and not to allow others to use your version of this file under the terms of the MPL, indicate your decision by deleting the provisions above and replace them with the notice and other provisions required by the GPL or the LGPL. If you do not delete the provisions above, a recipient may use your version of this file under the terms of any one of the MPL, the GPL or the LGPL. ***** END LICENSE BLOCK ***** } {$I Synopse.inc} // define HASINLINE CPU32 CPU64 OWNNORMTOUPPER interface uses {$ifdef MSWINDOWS} Windows, // for fSafe.Lock/Unlock inlining {$endif} {$ifdef KYLIX3} Types, LibC, {$endif} SysUtils, Classes, SynCommons, SynLog, SynTests, SynCrtSock, SynMustache, SynTable, SyncObjs, mORMot, mORMotDDD, dddDomUserTypes, dddDomUserInterfaces, dddInfraEmail; // for TDDDEmailServiceAbstract { ****************** Email Sending Service } type /// used to inject the exact SMTP process to TDDDEmailerDaemon ISMTPServerConnection = interface(IInvokable) ['{00479813-4CAB-4563-BD51-AB6606BC7BEE}'] /// this method should send the email, returning an error message on issue // - if no header is supplied, it will expect one UTF-8 encoded text message function SendEmail(const aRecipient: TRawUTF8DynArray; const aSender,aSubject,aHeader,aBody: RawUTF8): RawUTF8; end; /// abstract class used to resolve ISMTPServerConnection // - see TSMTPServerSocket for actual implementation TSMTPServer = class(TInterfaceResolverForSingleInterface) protected fAddress: RawUTF8; fPort: cardinal; fLogin: RawUTF8; fPassword: RawUTF8; function CreateInstance: TInterfacedObject; override; public /// initialize the class with the supplied parameters constructor Create(aImplementation: TInterfacedObjectClass; const aAddress: RawUTF8; aPort: cardinal; const aLogin,aPassword: RawUTF8); overload; /// initialize the class with the parameters of another TSMTPServer instance // - in fact, TSMTPServer could be used as parameter storage of its needed // published properties, e.g. in a TApplicationSettingsAbstract sub-class constructor Create(aImplementation: TInterfacedObjectClass; aParameters: TSMTPServer); overload; /// will fill some default values in the properties, if none is set // - i.e. 'dummy:dummy@localhost:25' procedure SetDefaultValuesIfVoid; published property Address: RawUTF8 read fAddress write fAddress; property Port: cardinal read fPort write fPort; property Login: RawUTF8 read fLogin write fLogin; property Password: RawUTF8 read fPassword write fPassword; end; /// implements an abstract ISMTPServerConnection class TSMTPServerSocketConnectionAbstract = class(TInterfacedObject,ISMTPServerConnection) protected fOwner: TSMTPServer; public constructor Create(aOwner: TSMTPServer); virtual; function SendEmail(const aRecipient: TRawUTF8DynArray; const aSender,aSubject,aHeader,aBody: RawUTF8): RawUTF8; virtual; abstract; end; TSMTPServerSocketConnectionAbstractClass = class of TSMTPServerSocketConnectionAbstract; /// implements ISMTPServerConnection using SynCrtSock's low-level SMTP access TSMTPServerSocketConnection = class(TSMTPServerSocketConnectionAbstract) protected fSocket: TCrtSocket; procedure Expect(const Answer: RawByteString); procedure Exec(const Command, Answer: RawByteString); public constructor Create(aOwner: TSMTPServer); override; destructor Destroy; override; function SendEmail(const aRecipient: TRawUTF8DynArray; const aSender,aSubject,aHeader,aBody: RawUTF8): RawUTF8; override; end; TSQLRecordEmailer = class; TSQLRecordEmailerClass = class of TSQLRecordEmailer; TDDDEmailerDaemon = class; /// statistics about a TDDDEmailerDaemon instance // - in addition to a standard TSynMonitor, will maintain the connection count TDDDEmailerDaemonStats = class(TSynMonitorWithSize) protected fConnection: cardinal; procedure LockedSum(another: TSynMonitor); override; public /// will increase the connection count procedure NewConnection; published /// the connection count property Connection: cardinal read fConnection; end; /// thread processing a SMTP connection TDDDEmailerDaemonProcess = class(TDDDMonitoredDaemonProcessRest) protected fSMTPConnection: ISMTPServerConnection; // all the low-level process will take place in those overriden methods function ExecuteRetrievePendingAndSetProcessing: boolean; override; function ExecuteProcessAndSetResult: QWord; override; procedure ExecuteIdle; override; end; /// daemon used to send emails via SMTP // - it will maintain a list of action in a TSQLRecordEmailer ORM storage TDDDEmailerDaemon = class(TDDDMonitoredDaemon,IDomUserEmailer) protected fRestClass: TSQLRecordEmailerClass; fSMTPServer: TSMTPServer; public constructor Create(aRest: TSQLRest); overload; override; constructor Create(aRest: TSQLRest; aSMTPServer: TSMTPServer; aConnectionPool: integer=1); reintroduce; overload; /// this is the main entry point of this service // - here the supplied message body is already fully encoded, as // expected by SMTP (i.e. as one text message, or multi-part encoded) // - if no header is supplied, it will expect one UTF-8 encoded text message function SendEmail(const aRecipients: TRawUTF8DynArray; const aSender,aSubject,aHeaders,aBody: RawUTF8): TCQRSResult; published /// the associated class TSQLRecordEmailer used for status persistence // - any class inheriting from TSQLRecordEmailer in the Rest.Model // will be recognized by TDDDEmailerDaemon to store its information property RestClass: TSQLRecordEmailerClass read fRestClass; /// the associated class used as actual SMTP client property SMTPServer: TSMTPServer read fSMTPServer write fSMTPServer; end; /// state machine used during email validation process TSQLRecordEmailerState = (esPending, esSending, esSent, esFailed); /// ORM class for email validation process // - we do not create a whole domain here, just an ORM persistence layer TSQLRecordEmailer = class(TSQLRecordTimed) private fSender: RawUTF8; fRecipients: TRawUTF8DynArray; fSubject: RawUTF8; fHeaders: RawUTF8; fErrorMsg: RawUTF8; fSendTime: TTimeLog; fMessageCompressed: TByteDynArray; // will be transmitted as Base64 JSON fState: TSQLRecordEmailerState; public // will create an index on State+ID class procedure InitializeTable(Server: TSQLRestServer; const FieldName: RawUTF8; Options: TSQLInitializeTableOptions); override; published property Sender: RawUTF8 read fSender write fSender; property Recipients: TRawUTF8DynArray read fRecipients write fRecipients; property Subject: RawUTF8 read fSubject write fSubject; property Headers: RawUTF8 read fHeaders write fHeaders; property State: TSQLRecordEmailerState read fState write fState; property MessageCompressed: TByteDynArray read fMessageCompressed write fMessageCompressed; property SendTime: TTimeLog read fSendTime write fSendTime; property ErrorMsg: RawUTF8 read fErrorMsg write fErrorMsg; end; { ****************** Mustache-Based Templating Service } type /// abstract Mustache-Based templating TDDDTemplateAbstract = class(TCQRSService,IDomUserTemplate) protected fPartials: TSynMustachePartials; fHelpers: TSynMustacheHelpers; fOnTranslate: TOnStringTranslate; fCache: TSynCache; function RetrieveTemplate(const aTemplateName: RawUTF8; out aTemplate, aType: RawUTF8): boolean; virtual; abstract; public destructor Destroy; override; function ComputeMessage(const aContext: variant; const aTemplateName: RawUTF8): RawUTF8; property Partials: TSynMustachePartials read fPartials write fPartials; property Helpers: TSynMustacheHelpers read fHelpers write fHelpers; property OnTranslate: TOnStringTranslate read fOnTranslate write fOnTranslate; end; /// Mustache-Based templating from a local folder TDDDTemplateFromFolder = class(TDDDTemplateAbstract) protected fFolder: TFileName; fMemoryCacheSize: integer; function RetrieveTemplate(const aTemplateName: RawUTF8; out aTemplate, aType: RawUTF8): boolean; override; procedure SetFolder(const Value: TFileName); virtual; procedure SetMemoryCacheSize(const Value: integer); public constructor Create(const aTemplateFolder: TFileName; aMemoryCacheSize: integer=1024*2048); reintroduce; published property Folder: TFileName read fFolder write SetFolder; property MemoryCacheSize: integer read fMemoryCacheSize write SetMemoryCacheSize; end; /// you can call this function within a TSynTestCase class to validate // the email validation via a full regression set // - could be used as such: // !procedure TTestCrossCuttingFeatures.Emailer; // !begin // TSQLRestServerDB is injected to avoid any dependency to mORMotSQLite3 // ! TestDddInfraEmailer(TSQLRestServerDB,self); // !end; procedure TestDddInfraEmailer(serverClass: TSQLRestServerClass; test: TSynTestCase); implementation { ****************** Email Sending Service } { TSMTPServer } function TSMTPServer.CreateInstance: TInterfacedObject; begin result := TSMTPServerSocketConnectionAbstractClass(fImplementation.ItemClass). Create(self); end; constructor TSMTPServer.Create(aImplementation: TInterfacedObjectClass; const aAddress: RawUTF8; aPort: cardinal; const aLogin, aPassword: RawUTF8); begin inherited Create(TypeInfo(ISMTPServerConnection),aImplementation); fAddress := aAddress; fPort := aPort; fLogin := aLogin; fPassword := aPassword; end; constructor TSMTPServer.Create(aImplementation: TInterfacedObjectClass; aParameters: TSMTPServer); begin if (aParameters=nil) or (aImplementation=nil) then raise EDDDEmail.CreateUTF8('%.Create(nil)',[self]); Create(aImplementation, aParameters.Address,aParameters.Port,aParameters.Login,aParameters.Password); end; procedure TSMTPServer.SetDefaultValuesIfVoid; begin if Address='' then Address := 'localhost'; if Port=0 then begin Port := 25; if Login='' then Login := 'dummy'; if Password='' then Password := 'dummy'; end; end; { TSMTPServerSocketConnectionAbstract } constructor TSMTPServerSocketConnectionAbstract.Create( aOwner: TSMTPServer); begin fOwner := aOwner; end; { TSMTPServerSocketConnection } {$I+} // low-level communication with readln/writeln should raise exception constructor TSMTPServerSocketConnection.Create( aOwner: TSMTPServer); begin inherited Create(aOwner); fSocket := TCrtSocket.Open(fOwner.Address,UInt32ToUtf8(fOwner.Port)); fSocket.CreateSockIn; // we use SockIn and SockOut here fSocket.CreateSockOut(64*1024); Expect('220'); if (fOwner.Login<>'') and (fOwner.Password<>'') then begin Exec('EHLO '+fOwner.Address,'25'); Exec('AUTH LOGIN','334'); Exec(BinToBase64(fOwner.Login),'334'); Exec(BinToBase64(fOwner.Password),'235'); end else Exec('HELO '+fOwner.Address,'25'); end; procedure TSMTPServerSocketConnection.Expect(const Answer: RawByteString); var Res: RawByteString; begin repeat readln(fSocket.SockIn^,Res); until (Length(Res)<4)or(Res[4]<>'-'); if not IdemPChar(pointer(Res),pointer(Answer)) then raise ECrtSocket.CreateFmt('returned [%s], expecting [%s]',[Res,Answer]); end; procedure TSMTPServerSocketConnection.Exec(const Command, Answer: RawByteString); begin writeln(fSocket.SockOut^,Command); Expect(Answer) end; function TSMTPServerSocketConnection.SendEmail( const aRecipient: TRawUTF8DynArray; const aSender,aSubject,aHeader,aBody: RawUTF8): RawUTF8; var rcpt,toList,head: RawUTF8; i: integer; begin if (aRecipient=nil) or (aSender='') or (aBody='') then result := FormatUTF8('Invalid parameters for %.SendEmail(%:%,%)', [self,fOwner.Address,fOwner.Port,aSender]) else try writeln(fSocket.SockOut^,'MAIL FROM:<',aSender,'>'); Expect('250'); toList := 'To: '; for i := 0 to high(aRecipient) do begin rcpt := aRecipient[i]; if PosExChar('<',rcpt)=0 then rcpt := '<'+rcpt+'>'; Exec('RCPT TO:'+rcpt,'25'); toList := toList+rcpt+', '; end; Exec('DATA','354'); write(fSocket.SockOut^,'From: ',aSender,#13#10'Subject: '); if aSubject='' then writeln(fSocket.SockOut^,'Information') else if IsAnsiCompatible(PAnsiChar(pointer(aSubject))) then writeln(fSocket.SockOut^,aSubject) else writeln(fSocket.SockOut^,'=?utf-8?B?',BinToBase64(aSubject)); writeln(fSocket.SockOut^,toList); head := Trim(aHeader); if head='' then // default format is simple UTF-8 text message head := 'Content-Type: text/plain; charset=utf-8'#13#10+ 'Content-Transfer-Encoding: 8bit'; writeln(fSocket.SockOut^,head); writeln(fSocket.SockOut^,#13#10,aBody,#13#10'.'); Expect('25'); result := ''; // for success except on E: Exception do result := FormatUTF8('%.SendEmail(%:%) server failure % [%]', [self,fOwner.Address,fOwner.Port,E,E.Message]); end; end; {$I-} destructor TSMTPServerSocketConnection.Destroy; begin try if fSocket<>nil then begin writeln(fSocket.SockOut^,'QUIT'); ioresult; // ignore any error within writeln() since we are after $I- end; finally FreeAndNil(fSocket); inherited Destroy; end; end; { TSQLRecordEmailer } class procedure TSQLRecordEmailer.InitializeTable(Server: TSQLRestServer; const FieldName: RawUTF8; Options: TSQLInitializeTableOptions); begin inherited; if (FieldName='') or IdemPropNameU(FieldName,'State') then Server.CreateSQLMultiIndex(self,['State','ID'],false); end; { TDDDEmailerDaemonProcess } const EMAILERSTAT_CONNECTIONCOUNT = 0; function TDDDEmailerDaemonProcess.ExecuteRetrievePendingAndSetProcessing: boolean; begin fPendingTask := (fDaemon as TDDDEmailerDaemon).RestClass.Create( fDaemon.Rest,'State=? order by RowID',[ord(esPending)]); if fPendingTask.ID=0 then begin result := false; // no more fPendingTask tasks exit; end; with fPendingTask as TSQLRecordEmailer do begin State := esSending; SendTime := TimeLogNowUTC; end; result := fDaemon.Rest.Update(fPendingTask,'State,SendTime'); end; function TDDDEmailerDaemonProcess.ExecuteProcessAndSetResult: QWord; var body: RawByteString; pendingEmail: TSQLRecordEmailer; begin pendingEmail := fPendingTask as TSQLRecordEmailer; body := SynLZDecompress(pendingEmail.MessageCompressed); result := length(body); fMonitoring.AddSize(length(body)); if fSMTPConnection=nil then begin // re-use the same connection fDaemon.Resolve([ISMTPServerConnection],[@fSMTPConnection]); (fMonitoring as TDDDEmailerDaemonStats).NewConnection; end; pendingEmail.ErrorMsg := fSMTPConnection.SendEmail( pendingEmail.Recipients,pendingEmail.Sender,pendingEmail.Subject, pendingEmail.Headers,body); if pendingEmail.ErrorMsg='' then pendingEmail.State := esSent else pendingEmail.State := esFailed; fDaemon.Rest.Update(pendingEmail,'State,ErrorMsg'); // always write end; procedure TDDDEmailerDaemonProcess.ExecuteIdle; begin fSMTPConnection := nil; // release ISMTPServerConnection instance end; { TDDDEmailerDaemon } constructor TDDDEmailerDaemon.Create(aRest: TSQLRest); begin fResolver := fSMTPServer; // do it before aRest.Services is set inherited Create(aRest); fRestClass := Rest.Model.AddTableInherited(TSQLRecordEmailer); RestClass.AddFilterNotVoidText(['MessageCompressed']); fProcessClass := TDDDEmailerDaemonProcess; fProcessMonitoringClass := TDDDEmailerDaemonStats; fProcessIdleDelay := 1000; // checking for pending emails every second end; constructor TDDDEmailerDaemon.Create(aRest: TSQLRest; aSMTPServer: TSMTPServer; aConnectionPool: integer); begin if not Assigned(aSMTPServer) then raise ECQRSException.CreateUTF8('%.Create(SMTPServer=nil)',[self]); fProcessThreadCount := aConnectionPool; fSMTPServer := aSMTPServer; Create(aRest); end; function TDDDEmailerDaemon.SendEmail(const aRecipients: TRawUTF8DynArray; const aSender,aSubject,aHeaders,aBody: RawUTF8): TCQRSResult; var Email: TSQLRecordEmailer; msg: string; begin { result := CheckRecipients(aRecipient); if result<>cqrsSuccess then exit; } Email := RestClass.Create; try Email.Recipients := aRecipients; Email.Sender := aSender; Email.Subject := aSubject; Email.Headers := aHeaders; {$ifdef WITHLOG} Rest.LogClass.Enter('SendEmail %',[Email],self); {$endif} Email.MessageCompressed := SynLZCompressToBytes(aBody); CqrsBeginMethod(qaNone,result); if not Email.FilterAndValidate(Rest,msg) then CqrsSetResultString(cqrsDDDValidationFailed,msg,result) else if Rest.Add(Email,true)=0 then CqrsSetResult(cqrsDataLayerError,result) else CqrsSetResult(cqrsSuccess,result); finally Email.Free; end; end; { ****************** Mustache-Based Templating Service } { TDDDTemplateAbstract } function TDDDTemplateAbstract.ComputeMessage(const aContext: variant; const aTemplateName: RawUTF8): RawUTF8; var template,templateType: RawUTF8; escapeInvert: boolean; begin result := ''; if not RetrieveTemplate(aTemplateName,template,templateType) then exit; escapeInvert := false; if (PosEx('html',templateType)<0) and (PosEx('xml',templateType)<0) then escapeInvert := true; // may be JSON or plain TEXT // TODO: compute multi-part message with optional text reduction of the html result := TSynMustache.Parse(template).Render(aContext, Partials,Helpers,OnTranslate,escapeInvert); end; destructor TDDDTemplateAbstract.Destroy; begin fPartials.Free; fCache.Free; inherited; end; { TDDDTemplateFromFolder } constructor TDDDTemplateFromFolder.Create( const aTemplateFolder: TFileName; aMemoryCacheSize: integer); begin inherited Create; if aTemplateFolder='' then fFolder := IncludeTrailingPathDelimiter(GetCurrentDir) else begin fFolder := IncludeTrailingPathDelimiter(ExpandFileName(aTemplateFolder)); if not DirectoryExists(Folder) then raise ESynMustache.CreateUTF8('%.Create(%) is not a valid folder',[self,Folder]); end; fMemoryCacheSize := aMemoryCacheSize; end; function TDDDTemplateFromFolder.RetrieveTemplate( const aTemplateName: RawUTF8; out aTemplate, aType: RawUTF8): boolean; var age: integer; ageInCache: PtrInt; filename: TFileName; begin result := false; if (aTemplateName='') or (PosEx('..',aTemplateName)>0) or (aTemplateName[2]=':') then exit; // for security reasons filename := fFolder+UTF8ToString(Trim(aTemplateName)); {$WARN SYMBOL_DEPRECATED OFF} // we don't need full precision, just some value age := FileAge(filename); {$WARN SYMBOL_DEPRECATED ON} if age<=0 then exit; fSafe.Lock; try if fCache=nil then fCache := TSynCache.Create(MemoryCacheSize); aTemplate := fCache.Find(aTemplateName,@ageInCache); if (aTemplate='') or (ageInCache<>age) then begin aTemplate := AnyTextFileToRawUTF8(filename,true); if (aTemplate<>'') or (ageInCache<>0) then begin fCache.Add(aTemplate,age); result := true; end; end else result := true; // from cache finally fSafe.UnLock; end; aType := GetMimeContentType(pointer(aTemplate),length(aTemplate),filename); end; procedure TDDDTemplateFromFolder.SetFolder(const Value: TFileName); begin fSafe.Lock; try fFolder := Value; fCache.Reset; finally fSafe.UnLock; end; end; procedure TDDDTemplateFromFolder.SetMemoryCacheSize( const Value: integer); begin fSafe.Lock; try fMemoryCacheSize := Value; FreeAndNil(fCache); finally fSafe.UnLock; end; end; { TDDDEmailerDaemonStats } procedure TDDDEmailerDaemonStats.NewConnection; begin fSafe^.Lock; try inc(fConnection); finally fSafe^.UnLock; end; end; procedure TDDDEmailerDaemonStats.LockedSum(another: TSynMonitor); begin inherited LockedSum(another); if another.InheritsFrom(TDDDEmailerDaemonStats) then inc(fConnection,TDDDEmailerDaemonStats(another).Connection); end; procedure TestDddInfraEmailer(serverClass: TSQLRestServerClass; test: TSynTestCase); var Rest: TSQLRestServer; daemon: TDDDEmailerDaemon; daemonLocal: IUnknown; smtpMock: TInterfaceMockSpy; service: TDDDEmailValidationService; valid: TSQLRecordEmailValidation; template: TDomUserEmailTemplate; email: TSQLRecordEmailer; info: variant; call: TSQLRestURIParams; start: Int64; begin // generate test ORM file for DDD persistence TDDDRepositoryRestFactory.ComputeSQLRecord([ TDDDEmailerDaemonStats,TSQLRestServerMonitor]); // we test here up to the raw SMTP socket layer Rest := serverClass.CreateWithOwnModel([]); try template := TDomUserEmailTemplate.Create; smtpMock := TInterfaceMockSpy.Create(ISMTPServerConnection,test); smtpMock.ExpectsCount('SendEmail',qoGreaterThanOrEqualTo,1); daemon := TDDDEmailerDaemon.CreateInjected(Rest,[],[smtpMock],[]); daemonLocal := daemon; // ensure daemon won't be released when resolved service := TDDDEmailValidationService.CreateInjected(Rest,[], [TInterfaceStub.Create(IDomUserTemplate). Returns('ComputeMessage',['body'])], [daemon]); with test do try Rest.CreateMissingTables; // after Rest.Model has been completed service.SetURIForServer(Rest,'http://validationserver/root', 'http://officialwebsite/success&logon=%','valid'); Check(Rest.TableRowCount(TSQLRecordEmailValidation)=0); Check(Rest.TableRowCount(TSQLRecordEmailer)=0); Check(not service.IsEmailValidated('toto','toto@toto.com')); template.FileName := 'any'; template.Subject := 'Please Validate Your Email'; Check(service.StartEmailValidation(template,'toto','toto@toto .com')=cqrsDDDValidationFailed); Check(service.StartEmailValidation(template,' ','toto@toto.com')=cqrsDDDValidationFailed); Check(service.StartEmailValidation(template,'toto','toto@toto.com')=cqrsSuccess); info := service.LastErrorInfo; Check(VariantToUTF8(info)='{"Msg":"Validation email sent"}'); Check(not service.IsEmailValidated('toto','toto@toto.com')); Check(Rest.TableRowCount(TSQLRecordEmailValidation)=1); Check(Rest.TableRowCount(TSQLRecordEmailer)=1); valid := TSQLRecordEmailValidation.Create(Rest,1); Check(valid.Logon='toto'); Check(valid.RequestTime<>0); Check(valid.ValidationTime=0); valid.Free; email := TSQLRecordEmailer.Create(Rest,1); Check((length(email.Recipients)=1) and (email.Recipients[0]='toto@toto.com')); Check(email.SendTime=0); Check(SynLZDecompress(email.MessageCompressed)='body'); email.Free; Check(daemon.RetrieveState(info)=cqrsSuccess); Check(info.stats.taskcount=0); Check(info.stats.connection=0); daemon.ProcessIdleDelay := 1; // speed up tests Check(daemon.Start=cqrsSuccess); Check(daemon.RetrieveState(info)=cqrsSuccess); start := GetTickCount64; repeat Sleep(1); email := TSQLRecordEmailer.Create(Rest,1); Check((length(email.Recipients)=1) and (email.Recipients[0]='toto@toto.com')); if email.SendTime<>0 then break; FreeAndNil(email); until GetTickCount64-start>5000; if CheckFailed((email<>nil)and(email.SendTime<>0), 'Emailer thread sent message to toto@toto.com') then exit; Check(SynLZDecompress(email.MessageCompressed)='body'); email.Free; Check(daemon.RetrieveState(info)=cqrsSuccess); Check(info.stats.taskcount=1); Check(info.stats.connection=1); Check(not service.IsEmailValidated('toto','toto@toto.com'),'no click yet'); call.Url := service.ComputeURIForReply('titi','toto@toto.com'); Check(IdemPChar(pointer(call.Url),'HTTP://VALIDATIONSERVER/ROOT/VALID/')); delete(call.Url,1,24); Check(IdemPChar(pointer(call.Url),'ROOT/VALID/'),'deleted host in URI'); call.Method := 'GET'; Rest.URI(call); Check(call.OutStatus=HTTP_BADREQUEST,'wrong link'); call.Url := service.ComputeURIForReply('toto','toto@toto.com'); delete(call.Url,1,24); call.Method := 'GET'; Rest.URI(call); Check(call.OutStatus=HTTP_TEMPORARYREDIRECT,'emulated click on link'); Check(call.OutHead='Location: http://officialwebsite/success&logon=toto'); Check(service.IsEmailValidated('toto','toto@toto.com'),'after click'); Check(daemon.Stop(info)=cqrsSuccess); Check(service.StartEmailValidation(template,'toto','toto@toto.com')=cqrsSuccess); info := service.LastErrorInfo; Check(VariantToUTF8(info)='{"Msg":"Already validated"}'); Check(service.StartEmailValidation(template,'toto','toto2@toto.com')=cqrsSuccess); info := service.LastErrorInfo; Check(VariantToUTF8(info)='{"Msg":"Validation email sent"}'); Check(Rest.TableRowCount(TSQLRecordEmailValidation)=1); Check(Rest.TableRowCount(TSQLRecordEmailer)=2); Check(daemon.Start=cqrsSuccess); start := GetTickCount64; repeat Sleep(1); email := TSQLRecordEmailer.Create(Rest,2); Check((length(email.Recipients)=1) and (email.Recipients[0]='toto2@toto.com')); Check(email.Subject='Please Validate Your Email'); if email.SendTime<>0 then break; FreeAndNil(email); until GetTickCount64-start>5000; if CheckFailed((email<>nil)and(email.SendTime<>0), 'Emailer thread sent message to toto2@toto.com') then exit; Check(SynLZDecompress(email.MessageCompressed)='body'); email.Free; sleep(10); Check(daemon.Stop(info)=cqrsSuccess); Check(info.working=0); smtpMock.Verify('SendEmail',qoEqualTo,2); finally service.Free; template.Free; end; info := Rest.Stats.ComputeDetails; test.Check(info.ServiceMethod=2,'called root/valid twice'); test.Check(info.Errors=1,'root/valid titi'); test.Check(info.Success=1,'root/valid toto'); call.Url := 'root/stat?withall=true'; Rest.URI(call); test.Check(PosEx('{"valid":{',call.OutBody)>0,'stats for root/valid'); FileFromString(JSONReformat(call.OutBody),'stats.json'); finally Rest.Free; end; end; initialization TInterfaceFactory.RegisterInterfaces([TypeInfo(ISMTPServerConnection)]); end.