| 38 |
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|
| 39 |
|
TIBLocalDBSupport = class(TCustomIBLocalDBSupport) |
| 40 |
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private |
| 41 |
– |
FTargetVersionNo: integer; |
| 41 |
|
procedure DoDowngrade(Data: PtrInt); |
| 42 |
< |
procedure HandleDoUpgrade(Sender: TObject); |
| 42 |
> |
procedure HandleGetDBVersionNo(Sender: TObject; var VersionNo: integer); |
| 43 |
> |
procedure HandleUpgradeStepCompleted(Sender: TObject); |
| 44 |
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protected |
| 45 |
|
function AllowInitialisation: boolean; override; |
| 46 |
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function AllowRestore: boolean; override; |
| 47 |
< |
function CreateNewDatabase(DBName:string; DBParams: TStrings; DBArchive: string): boolean; override; |
| 47 |
> |
function InternalCreateNewDatabase(DBName: string; DBParams: TStrings; |
| 48 |
> |
DBArchive: string): boolean; override; |
| 49 |
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procedure Downgrade(DBArchive: string); override; |
| 50 |
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function RestoreDatabaseFromArchive(DBName:string; DBParams: TStrings; aFilename: string): boolean; override; |
| 51 |
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function RunUpgradeDatabase(TargetVersionNo: integer): boolean; override; |
| 70 |
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implementation |
| 71 |
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|
| 72 |
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uses IBXUpgradeDatabaseDlg, IBXCreateDatabaseDlg, IBXSaveDatabaseDlg, IBServices, |
| 73 |
< |
IBXUpgradeConfFile, Registry; |
| 73 |
> |
Registry, IBXCreateDatabaseFromSQLDlgUnit; |
| 74 |
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|
| 75 |
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resourcestring |
| 76 |
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sDowngradePrompt = 'Database Version %d found but Version %d expected. If you have '+ |
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'All data in the current database will be lost!'; |
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sReplaceInitial = 'This action will replace the current database with an initial database. '+ |
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'All data in the current database will be lost!'; |
| 84 |
– |
sUpdateMsg = 'Applying Update from %s'; |
| 85 |
– |
sUpdateStarted = '%s Update Started'; |
| 86 |
– |
sUpdateEnded = '%s Update Completed'; |
| 87 |
– |
sUpdateFailed = 'Update Failed - %s'; |
| 85 |
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|
| 86 |
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{ TIBLocalDBSupport } |
| 87 |
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|
| 92 |
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DowngradeDone; |
| 93 |
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end; |
| 94 |
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|
| 95 |
< |
procedure TIBLocalDBSupport.HandleDoUpgrade(Sender: TObject); |
| 96 |
< |
var UpdateAvailable: boolean; |
| 97 |
< |
UpgradeInfo: TUpgradeInfo; |
| 98 |
< |
DBArchive: string; |
| 99 |
< |
LastVersionNo: integer; |
| 100 |
< |
begin |
| 101 |
< |
with (Sender as TUpgradeDatabaseDlg) do |
| 102 |
< |
repeat |
| 103 |
< |
if CurrentDBVersionNo >= FTargetVersionNo then break; |
| 107 |
< |
LastVersionNo := CurrentDBVersionNo; |
| 108 |
< |
UpdateAvailable := UpgradeConf.GetUpgradeInfo(CurrentDBVersionNo+1,UpgradeInfo); |
| 109 |
< |
if UpdateAvailable then |
| 110 |
< |
begin |
| 111 |
< |
if UpgradeInfo.BackupDB then |
| 112 |
< |
begin |
| 113 |
< |
DBArchive := ChangeFileExt(ActiveDatabasePathName,''); |
| 114 |
< |
DBArchive := DBArchive + '.' + IntToStr(CurrentDBVersionNo) + '.gbk'; |
| 115 |
< |
SaveDatabase(DBArchive); |
| 116 |
< |
end; |
| 117 |
< |
Add2Log(UpgradeInfo.UserMessage); |
| 118 |
< |
Status.Caption := UpgradeInfo.UserMessage; |
| 119 |
< |
Application.ProcessMessages; |
| 120 |
< |
Add2Log(Format(sUpdateMsg,[UpgradeInfo.UpdateSQLFile])); |
| 121 |
< |
Add2Log(Format(sUpdateStarted,[DateTimeToStr(Now)])); |
| 122 |
< |
if not IBXScript.PerformUpdate(UpgradeInfo.UpdateSQLFile,true) then |
| 123 |
< |
begin |
| 124 |
< |
Add2Log(Format(sUpdateFailed,[DateTimeToStr(Now)])); |
| 125 |
< |
SuccessfulCompletion := false; |
| 126 |
< |
break; |
| 127 |
< |
end; |
| 128 |
< |
Add2Log(Format(sUpdateEnded,[DateTimeToStr(Now)])); |
| 129 |
< |
UpdateVersionNo; |
| 130 |
< |
end; |
| 131 |
< |
until not UpdateAvailable or (LastVersionNo = CurrentDBVersionNo); |
| 95 |
> |
procedure TIBLocalDBSupport.HandleGetDBVersionNo(Sender: TObject; |
| 96 |
> |
var VersionNo: integer); |
| 97 |
> |
begin |
| 98 |
> |
VersionNo := CurrentDBVersionNo; |
| 99 |
> |
end; |
| 100 |
> |
|
| 101 |
> |
procedure TIBLocalDBSupport.HandleUpgradeStepCompleted(Sender: TObject); |
| 102 |
> |
begin |
| 103 |
> |
UpdateVersionNo; |
| 104 |
|
end; |
| 105 |
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|
| 106 |
|
function TIBLocalDBSupport.AllowInitialisation: boolean; |
| 115 |
|
(MessageDlg(sReplaceBackup,mtWarning,[mbOK,mbCancel],0) = mrOK); |
| 116 |
|
end; |
| 117 |
|
|
| 118 |
< |
function TIBLocalDBSupport.CreateNewDatabase(DBName: string; |
| 118 |
> |
function TIBLocalDBSupport.InternalCreateNewDatabase(DBName: string; |
| 119 |
|
DBParams: TStrings; DBArchive: string): boolean; |
| 120 |
+ |
var Ext: string; |
| 121 |
|
begin |
| 122 |
|
CreateDir(ExtractFileDir(DBName)); |
| 123 |
< |
with TCreateDatabaseDlg.Create(Application) do |
| 124 |
< |
try |
| 125 |
< |
SetDBParams(IBRestoreService1,DBParams); |
| 126 |
< |
IBRestoreService1.BackupFile.Clear; |
| 127 |
< |
IBRestoreService1.DatabaseName.Clear; |
| 128 |
< |
IBRestoreService1.Options := [CreateNewDB]; |
| 129 |
< |
IBRestoreService1.BackupFile.Add(DBArchive); |
| 130 |
< |
IBRestoreService1.DatabaseName.Add(DBName); |
| 131 |
< |
Result := ShowModal = mrOK; |
| 132 |
< |
finally |
| 133 |
< |
Free |
| 161 |
< |
end; |
| 123 |
> |
Ext := AnsiUpperCase(ExtractFileExt(DBArchive)); |
| 124 |
> |
if Ext = '.GBK' then |
| 125 |
> |
Result := IBXCreateDatabaseDlg.CreateNewDatabase(DBName,DBParams,DBArchive) |
| 126 |
> |
else |
| 127 |
> |
if Ext = '.SQL' then |
| 128 |
> |
begin |
| 129 |
> |
Database.DatabaseName := DBName; |
| 130 |
> |
Result := IBXCreateDatabaseFromSQLDlgUnit.CreateNewDatabase(Database,DBArchive) |
| 131 |
> |
end |
| 132 |
> |
else |
| 133 |
> |
raise Exception.CreateFmt('Archive file (%s) has an unknown extension',[DBArchive]); |
| 134 |
|
end; |
| 135 |
|
|
| 136 |
|
procedure TIBLocalDBSupport.Downgrade(DBArchive: string); |
| 147 |
|
function TIBLocalDBSupport.RestoreDatabaseFromArchive(DBName: string; |
| 148 |
|
DBParams: TStrings; aFilename: string): boolean; |
| 149 |
|
begin |
| 150 |
< |
with TCreateDatabaseDlg.Create(Application) do |
| 179 |
< |
try |
| 180 |
< |
if (aFilename = '') or not FileExists(aFileName) then |
| 181 |
< |
begin |
| 182 |
< |
OpenDialog1.InitialDir := GetUserDir; |
| 183 |
< |
if OpenDialog1.Execute then |
| 184 |
< |
aFilename := OpenDialog1.FileName |
| 185 |
< |
else |
| 186 |
< |
Exit; |
| 187 |
< |
end; |
| 188 |
< |
SetDBParams(IBRestoreService1,DBParams); |
| 189 |
< |
IBRestoreService1.BackupFile.Clear; |
| 190 |
< |
IBRestoreService1.DatabaseName.Clear; |
| 191 |
< |
IBRestoreService1.Options := [replace]; |
| 192 |
< |
IBRestoreService1.BackupFile.Add(aFilename); |
| 193 |
< |
IBRestoreService1.DatabaseName.Add(DBName); |
| 194 |
< |
Result := ShowModal = mrOK; |
| 195 |
< |
finally |
| 196 |
< |
Free |
| 197 |
< |
end; |
| 150 |
> |
Result := IBXCreateDatabaseDlg.RestoreDatabaseFromArchive(DBName,DBParams,aFileName); |
| 151 |
|
end; |
| 152 |
|
|
| 153 |
|
function TIBLocalDBSupport.RunUpgradeDatabase(TargetVersionNo: integer |
| 154 |
|
): boolean; |
| 155 |
|
begin |
| 156 |
< |
FTargetVersionNo := TargetVersionNo; |
| 157 |
< |
with TUpgradeDatabaseDlg.Create(Application) do |
| 158 |
< |
try |
| 206 |
< |
IBXScript.Database := Database; |
| 207 |
< |
UpdateTransaction.DefaultDatabase := Database; |
| 208 |
< |
OnDoUpgrade := @HandleDoUpgrade; |
| 209 |
< |
IBXScript.GetParamValue := @HandleGetParamValue; |
| 210 |
< |
Result := ShowModal = mrOK; |
| 211 |
< |
finally |
| 212 |
< |
Free |
| 213 |
< |
end; |
| 156 |
> |
Result := IBXUpgradeDatabaseDlg.RunUpgradeDatabase(Database,UpgradeConf, |
| 157 |
> |
ChangeFileExt(ActiveDatabasePathName,''), |
| 158 |
> |
TargetVersionNo,@HandleGetDBVersionNo, @HandleUpgradeStepCompleted); |
| 159 |
|
end; |
| 160 |
|
|
| 216 |
– |
{$IFDEF WINDOWS} |
| 217 |
– |
const |
| 218 |
– |
rgShellFolders = 'Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders'; |
| 219 |
– |
rgPersonal = 'Personal'; |
| 220 |
– |
{$ENDIF} |
| 221 |
– |
|
| 161 |
|
function TIBLocalDBSupport.SaveDatabaseToArchive(DBName: string; |
| 162 |
|
DBParams: TStrings; aFilename: string): boolean; |
| 163 |
|
begin |
| 164 |
< |
with TSaveDatabaseDlg.Create(Application) do |
| 226 |
< |
try |
| 227 |
< |
if aFilename = '' then |
| 228 |
< |
begin |
| 229 |
< |
SaveDialog1.InitialDir := GetUserDir; |
| 230 |
< |
{$IFDEF WINDOWS} |
| 231 |
< |
with TRegistry.Create do |
| 232 |
< |
try |
| 233 |
< |
if OpenKey(rgShellFolders,false) then |
| 234 |
< |
begin |
| 235 |
< |
SaveDialog1.InitialDir := ReadString(rgPersonal) |
| 236 |
< |
end; |
| 237 |
< |
finally |
| 238 |
< |
Free |
| 239 |
< |
end; |
| 240 |
< |
{$ENDIF} |
| 241 |
< |
if SaveDialog1.Execute then |
| 242 |
< |
aFilename := SaveDialog1.FileName |
| 243 |
< |
else |
| 244 |
< |
Exit; |
| 245 |
< |
end; |
| 246 |
< |
SetDBParams(IBBackupService1,DBParams); |
| 247 |
< |
IBBackupService1.BackupFile.Clear; |
| 248 |
< |
IBBackupService1.DatabaseName := DBName; |
| 249 |
< |
IBBackupService1.BackupFile.Add(aFilename); |
| 250 |
< |
Result := ShowModal = mrOK |
| 251 |
< |
finally |
| 252 |
< |
Free |
| 253 |
< |
end; |
| 164 |
> |
Result := IBXSaveDatabaseDlg.SaveDatabaseToArchive(DBName,DBParams,aFileName); |
| 165 |
|
end; |
| 166 |
|
|
| 167 |
|
end. |
