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Main.pas
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unit Main;
{
Inno Setup
Copyright (C) 1997-2015 Jordan Russell
Portions by Martijn Laan
For conditions of distribution and use, see LICENSE.TXT.
Background form
}
interface
{$I VERSION.INC}
uses
Windows, SysUtils, Messages, Classes, Graphics, Controls, Forms, Dialogs,
SetupForm, StdCtrls, Struct, DebugStruct, Int64Em, CmnFunc, CmnFunc2,
SetupTypes, ScriptRunner, BidiUtils, RestartManager;
type
TMainForm = class(TSetupForm)
procedure FormResize(Sender: TObject);
procedure FormCloseQuery(Sender: TObject; var CanClose: Boolean);
procedure FormPaint(Sender: TObject);
procedure FormKeyDown(Sender: TObject; var Key: Word;
Shift: TShiftState);
private
{ Private declarations }
IsMinimized, HideWizard: Boolean;
function MainWindowHook(var Message: TMessage): Boolean;
procedure UpdateWizardFormVisibility;
procedure WMSysCommand(var Message: TWMSysCommand); message WM_SYSCOMMAND;
procedure WMEraseBkgnd(var Message: TWMEraseBkgnd); message WM_ERASEBKGND;
procedure WMGetDlgCode(var Message: TWMGetDlgCode); message WM_GETDLGCODE;
procedure WMShowWindow(var Message: TWMShowWindow); message WM_SHOWWINDOW;
public
{ Public declarations }
CurStep: TSetupStep;
constructor Create(AOwner: TComponent); override;
destructor Destroy; override;
procedure Finish(const FromPreparingPage: Boolean);
procedure InitializeWizard;
function Install: Boolean;
procedure SetStep(const AStep: TSetupStep; const HandleExceptions: Boolean);
class procedure ShowException(Sender: TObject; E: Exception);
class procedure ShowExceptionMsg(const S: String);
procedure ShowAboutBox;
end;
TEntryType = (seLanguage, seCustomMessage, sePermission, seType, seComponent,
seTask, seDir, seFile, seFileLocation, seIcon, seIni, seRegistry,
seInstallDelete, seUninstallDelete, seRun, seUninstallRun);
const
EntryStrings: array[TEntryType] of Integer = (SetupLanguageEntryStrings,
SetupCustomMessageEntryStrings, SetupPermissionEntryStrings,
SetupTypeEntryStrings, SetupComponentEntryStrings, SetupTaskEntryStrings,
SetupDirEntryStrings, SetupFileEntryStrings, SetupFileLocationEntryStrings,
SetupIconEntryStrings, SetupIniEntryStrings, SetupRegistryEntryStrings,
SetupDeleteEntryStrings, SetupDeleteEntryStrings, SetupRunEntryStrings,
SetupRunEntryStrings);
EntryAnsiStrings: array[TEntryType] of Integer = (SetupLanguageEntryAnsiStrings,
SetupCustomMessageEntryAnsiStrings, SetupPermissionEntryAnsiStrings,
SetupTypeEntryAnsiStrings, SetupComponentEntryAnsiStrings, SetupTaskEntryAnsiStrings,
SetupDirEntryAnsiStrings, SetupFileEntryAnsiStrings, SetupFileLocationEntryAnsiStrings,
SetupIconEntryAnsiStrings, SetupIniEntryAnsiStrings, SetupRegistryEntryAnsiStrings,
SetupDeleteEntryAnsiStrings, SetupDeleteEntryAnsiStrings, SetupRunEntryAnsiStrings,
SetupRunEntryAnsiStrings);
{ Exit codes that are assigned to the SetupExitCode variable.
Note: SetupLdr also returns exit codes with the same numbers. }
ecInitializationError = 1; { Setup failed to initialize. }
ecCancelledBeforeInstall = 2; { User clicked Cancel before the actual
installation started. }
ecNextStepError = 3; { A fatal exception occurred while moving to
the next step. }
ecInstallationError = 4; { A fatal exception occurred during
installation. }
ecInstallationCancelled = 5; { User clicked Cancel during installation,
or clicked Abort at an Abort-Retry-Ignore
dialog. }
ecKilledByDebugger = 6; { User killed the Setup process from within
the debugger. }
ecPrepareToInstallFailed = 7; { Stopped on Preparing to Install page;
restart not needed. }
ecPrepareToInstallFailedRestartNeeded = 8;
{ Stopped on Preparing to Install page;
restart needed. }
var
MainForm: TMainForm;
{ Variables for command line parameters }
SetupLdrMode: Boolean;
SetupLdrOriginalFilename: String;
SetupLdrOffset0, SetupLdrOffset1: Longint;
SetupNotifyWndPresent: Boolean;
SetupNotifyWnd: HWND;
InitLang: String;
InitDir, InitProgramGroup: String;
InitLoadInf, InitSaveInf: String;
InitNoIcons, InitSilent, InitVerySilent, InitNoRestart, InitCloseApplications,
InitNoCloseApplications, InitForceCloseApplications, InitNoForceCloseApplications,
InitRestartApplications, InitNoRestartApplications, InitNoCancel: Boolean;
InitSetupType: String;
InitComponents, InitTasks: TStringList;
InitComponentsSpecified: Boolean;
InitDeselectAllTasks: Boolean;
InitPassword: String;
InitRestartExitCode: Integer;
InitSuppressMsgBoxes: Boolean;
DetachedUninstMsgFile: Boolean;
{ Debugger }
OriginalEntryIndexes: array[TEntryType] of TList;
{ 'Constants' }
SourceDir, TempInstallDir, WinDir, WinSystemDir, WinSysWow64Dir, SystemDrive,
ProgramFiles32Dir, CommonFiles32Dir, ProgramFiles64Dir, CommonFiles64Dir,
ProgramFilesUserDir, CommonFilesUserDir, CmdFilename, SysUserInfoName,
SysUserInfoOrg, UninstallExeFilename: String;
{ Uninstall 'constants' }
UninstallExpandedAppId, UninstallExpandedApp, UninstallExpandedGroup,
UninstallExpandedGroupName, UninstallExpandedLanguage: String;
UninstallSilent: Boolean;
{ Variables read in from the SETUP.0 file }
SetupHeader: TSetupHeader;
LangOptions: TSetupLanguageEntry;
Entries: array[TEntryType] of TList;
WizardImage: TBitmap;
WizardSmallImage: TBitmap;
CloseApplicationsFilterList: TStringList;
{ User options }
ActiveLanguage: Integer = -1;
ActiveLicenseText, ActiveInfoBeforeText, ActiveInfoAfterText: AnsiString;
WizardUserInfoName, WizardUserInfoOrg, WizardUserInfoSerial, WizardDirValue, WizardGroupValue: String;
WizardNoIcons, WizardPreparingYesRadio: Boolean;
WizardSetupType: PSetupTypeEntry;
WizardComponents, WizardDeselectedComponents, WizardTasks, WizardDeselectedTasks: TStringList;
NeedToAbortInstall: Boolean;
{ Check/BeforeInstall/AfterInstall 'contants' }
CheckOrInstallCurrentFilename, CheckOrInstallCurrentSourceFilename: String;
{ RestartManager API state.
Note: the handle and key might change while running, see TWizardForm.QueryRestartManager. }
RmSessionStarted, RmFoundApplications, RmDoRestart: Boolean;
RmSessionHandle: DWORD;
RmSessionKey: array[0..CCH_RM_SESSION_KEY] of WideChar;
{ Other }
ShowLanguageDialog: Boolean;
InstallMode: (imNormal, imSilent, imVerySilent);
HasIcons, IsNT, IsWin64, Is64BitInstallMode, IsAdmin, IsPowerUserOrAdmin,
NeedPassword, NeedSerial, NeedsRestart, RestartSystem,
IsUninstaller, AllowUninstallerShutdown, AcceptedQueryEndSessionInProgress: Boolean;
InstallDefaultDisableFsRedir, ScriptFuncDisableFsRedir: Boolean;
InstallDefaultRegView: TRegView = rvDefault;
HasCustomType, HasComponents, HasTasks: Boolean;
ProcessorArchitecture: TSetupProcessorArchitecture = paUnknown;
WindowsVersion: Cardinal;
NTServicePackLevel: Word;
WindowsProductType: Byte;
WindowsSuiteMask: Word;
MinimumSpace: Integer64;
DeleteFilesAfterInstallList, DeleteDirsAfterInstallList: TStringList;
ExpandedAppName, ExpandedAppVerName, ExpandedAppCopyright, ExpandedAppMutex: String;
DisableCodeConsts: Integer;
SetupExitCode: Integer;
CreatedIcon: Boolean;
RestartInitiatedByThisProcess: Boolean;
{$IFDEF IS_D12}
TaskbarButtonHidden: Boolean;
{$ENDIF}
CodeRunner: TScriptRunner;
function CodeRunnerOnDebug(const Position: LongInt;
var ContinueStepOver: Boolean): Boolean;
function CodeRunnerOnDebugIntermediate(const Position: LongInt;
var ContinueStepOver: Boolean): Boolean;
procedure CodeRunnerOnDllImport(var DllName: String; var ForceDelayLoad: Boolean);
procedure CodeRunnerOnException(const Exception: AnsiString; const Position: LongInt);
procedure CreateTempInstallDir;
procedure DebugNotifyEntry(EntryType: TEntryType; Number: Integer);
procedure DeinitSetup(const AllowCustomSetupExitCode: Boolean);
function ExitSetupMsgBox: Boolean;
function ExpandConst(const S: String): String;
function ExpandConstEx(const S: String; const CustomConsts: array of String): String;
function ExpandConstEx2(const S: String; const CustomConsts: array of String;
const DoExpandIndividualConst: Boolean): String;
function ExpandConstIfPrefixed(const S: String): String;
function GetCustomMessageValue(const AName: String; var AValue: String): Boolean;
function GetRealShellFolder(const Common: Boolean; const ID: TShellFolderID;
ReadOnly: Boolean): String;
function GetShellFolder(Common: Boolean; const ID: TShellFolderID;
ReadOnly: Boolean): String;
function GetShellFolderByCSIDL(Folder: Integer; const Create: Boolean): String;
function GetUninstallRegKeyBaseName(const ExpandedAppId: String): String;
function GetPreviousData(const ExpandedAppID, ValueName, DefaultValueData: String): String;
procedure Initialize64BitInstallMode(const A64Bit: Boolean);
procedure InitializeCommonVars;
procedure InitializeSetup;
procedure InitMainNonSHFolderConsts;
function InstallOnThisVersion(const MinVersion: TSetupVersionData;
const OnlyBelowVersion: TSetupVersionData): TInstallOnThisVersionResult;
function IsRecurseableDirectory(const FindData: TWin32FindData): Boolean;
procedure LoadSHFolderDLL;
function LoggedAppMessageBox(const Text, Caption: PChar; const Flags: Longint;
const Suppressible: Boolean; const Default: Integer): Integer;
function LoggedMsgBox(const Text, Caption: String; const Typ: TMsgBoxType;
const Buttons: Cardinal; const Suppressible: Boolean; const Default: Integer): Integer;
procedure LogWindowsVersion;
procedure NotifyAfterInstallEntry(const AfterInstall: String);
procedure NotifyAfterInstallFileEntry(const FileEntry: PSetupFileEntry);
procedure NotifyBeforeInstallEntry(const BeforeInstall: String);
procedure NotifyBeforeInstallFileEntry(const FileEntry: PSetupFileEntry);
function PreviousInstallCompleted(const WizardComponents, WizardTasks: TStringList): Boolean;
function CodeRegisterExtraCloseApplicationsResource(const DisableFsRedir: Boolean; const AFilename: String): Boolean;
procedure RegisterResourcesWithRestartManager(const WizardComponents, WizardTasks: TStringList);
procedure RemoveTempInstallDir;
procedure SaveResourceToTempFile(const ResName, Filename: String);
procedure SetActiveLanguage(const I: Integer);
procedure SetTaskbarButtonVisibility(const AVisible: Boolean);
function ShouldDisableFsRedirForFileEntry(const FileEntry: PSetupFileEntry): Boolean;
function ShouldDisableFsRedirForRunEntry(const RunEntry: PSetupRunEntry): Boolean;
function EvalDirectiveCheck(const Expression: String): Boolean;
function ShouldProcessEntry(const WizardComponents, WizardTasks: TStringList;
const Components, Tasks, Languages, Check: String): Boolean;
function ShouldProcessFileEntry(const WizardComponents, WizardTasks: TStringList;
const FileEntry: PSetupFileEntry; const IgnoreCheck: Boolean): Boolean;
function ShouldProcessIconEntry(const WizardComponents, WizardTasks: TStringList;
const WizardNoIcons: Boolean; const IconEntry: PSetupIconEntry): Boolean;
function ShouldProcessRunEntry(const WizardComponents, WizardTasks: TStringList;
const RunEntry: PSetupRunEntry): Boolean;
function TestPassword(const Password: String): Boolean;
procedure UnloadSHFolderDLL;
function WindowsVersionAtLeast(const AMajor, AMinor: Byte): Boolean;
implementation
uses
ShellAPI, ShlObj,
Msgs, MsgIDs, Install, InstFunc, InstFnc2, RedirFunc, PathFunc,
Compress, CompressZlib, bzlib, LZMADecomp, ArcFour, SetupEnt, SelLangForm,
Wizard, DebugClient, VerInfo, Extract, FileClass, Logging, MD5, SHA1,
{$IFNDEF Delphi3orHigher} OLE2, {$ELSE} ActiveX, {$ENDIF}
SimpleExpression, Helper, SpawnClient, SpawnServer, LibFusion, BitmapImage;
{$R *.DFM}
var
ShellFolders: array[Boolean, TShellFolderID] of String;
ShellFoldersRead: array[Boolean, TShellFolderID] of Boolean;
SHFolderDLLHandle: HMODULE;
SHGetFolderPathFunc: function(hwndOwner: HWND; nFolder: Integer;
hToken: THandle; dwFlags: DWORD; pszPath: PChar): HRESULT; stdcall;
SHGetKnownFolderPathFunc: function(const rfid: TGUID; dwFlags: DWORD; hToken: THandle;
var ppszPath: PWideChar): HRESULT; stdcall;
DecompressorDLLHandle: HMODULE;
DecryptDLLHandle: HMODULE;
type
TDummyClass = class
public
class function ExpandCheckOrInstallConstant(Sender: TSimpleExpression;
const Constant: String): String;
class function EvalInstallIdentifier(Sender: TSimpleExpression;
const Name: String; const Parameters: array of const): Boolean;
class function EvalComponentOrTaskIdentifier(Sender: TSimpleExpression;
const Name: String; const Parameters: array of const): Boolean;
class function EvalLanguageIdentifier(Sender: TSimpleExpression;
const Name: String; const Parameters: array of const): Boolean;
class function EvalCheckIdentifier(Sender: TSimpleExpression;
const Name: String; const Parameters: array of const): Boolean;
end;
{ Misc. functions }
function WindowsVersionAtLeast(const AMajor, AMinor: Byte): Boolean;
begin
Result := (WindowsVersion >= Cardinal((AMajor shl 24) or (AMinor shl 16)));
end;
function GetUninstallRegKeyBaseName(const ExpandedAppId: String): String;
{$IFDEF UNICODE}
var
UseAnsiCRC32: Boolean;
S: AnsiString;
I: Integer;
{$ENDIF}
begin
{ Set uninstall registry key base name }
Result := ExpandedAppId;
{ Uninstall registry keys can only be up to 63 characters, otherwise Win95
ignores them. Limit to 57 since Setup will add _isXXX to the end later. }
if Length(Result) > 57 then begin
{ Only keep the first 48 characters, then add an tilde and the CRC
of the original string (to make the trimmed string unique). The
resulting string is 57 characters long. On Unicode, only do this if we
can get a CRC32 compatible with ANSI versions, else there's no point
in shortening since Unicode doesn't run on Win95. }
{$IFDEF UNICODE}
UseAnsiCRC32 := True;
for I := 1 to Length(Result) do begin
if Ord(Result[I]) > 126 then begin
UseAnsiCRC32 := False;
Break;
end;
end;
if UseAnsiCRC32 then begin
S := AnsiString(Result);
FmtStr(Result, '%.48s~%.8x', [Result, GetCRC32(S[1], Length(S)*SizeOf(S[1]))]);
end;
{$ELSE}
FmtStr(Result, '%.48s~%.8x', [Result, GetCRC32(Result[1], Length(Result)*SizeOf(Result[1]))]);
{$ENDIF}
end;
end;
{ Based on FindPreviousData in Wizard.pas }
function GetPreviousData(const ExpandedAppID, ValueName, DefaultValueData: String): String;
const
RootKeys: array[0..1] of HKEY = (HKEY_CURRENT_USER, HKEY_LOCAL_MACHINE);
var
I: Integer;
H: HKEY;
UninstallRegKeyBaseName: String;
begin
Result := DefaultValueData;
if ExpandedAppId <> '' then begin
UninstallRegKeyBaseName := GetUninstallRegKeyBaseName(ExpandedAppId);
for I := 0 to 1 do begin
if RegOpenKeyExView(InstallDefaultRegView, RootKeys[I],
PChar(Format('%s\%s_is1', [NEWREGSTR_PATH_UNINSTALL, UninstallRegKeyBaseName])),
0, KEY_QUERY_VALUE, H) = ERROR_SUCCESS then begin
try
RegQueryStringValue (H, PChar(ValueName), Result);
finally
RegCloseKey (H);
end;
Break;
end;
end;
end;
end;
function TestPassword(const Password: String): Boolean;
var
Context: TSHA1Context;
Hash: TSHA1Digest;
begin
SHA1Init(Context);
SHA1Update(Context, PAnsiChar('PasswordCheckHash')^, Length('PasswordCheckHash'));
SHA1Update(Context, SetupHeader.PasswordSalt, SizeOf(SetupHeader.PasswordSalt));
SHA1Update(Context, Pointer(Password)^, Length(Password)*SizeOf(Password[1]));
Hash := SHA1Final(Context);
Result := SHA1DigestsEqual(Hash, SetupHeader.PasswordHash);
end;
class function TDummyClass.ExpandCheckOrInstallConstant(Sender: TSimpleExpression;
const Constant: String): String;
begin
Result := ExpandConst(Constant);
end;
class function TDummyClass.EvalInstallIdentifier(Sender: TSimpleExpression;
const Name: String; const Parameters: array of const): Boolean;
begin
CodeRunner.RunProcedure(AnsiString(Name), Parameters, True);
Result := True; { Result doesn't matter }
end;
procedure NotifyInstallEntry(const Install: String);
procedure EvalInstall(const Expression: String);
var
SimpleExpression: TSimpleExpression;
begin
try
SimpleExpression := TSimpleExpression.Create;
try
SimpleExpression.Expression := Expression;
SimpleExpression.OnEvalIdentifier := TDummyClass.EvalInstallIdentifier;
SimpleExpression.OnExpandConstant := TDummyClass.ExpandCheckOrInstallConstant;
SimpleExpression.ParametersAllowed := True;
SimpleExpression.SingleIdentifierMode := True;
SimpleExpression.Eval;
finally
SimpleExpression.Free;
end;
except
InternalError(Format('Expression error ''%s''', [GetExceptMessage]));
end;
end;
begin
if Install <> '' then begin
try
if CodeRunner = nil then
InternalError('"BeforeInstall" or "AfterInstall" parameter with no CodeRunner');
EvalInstall(Install);
except
{ Don't allow exceptions raised by Before/AfterInstall functions to be propagated out }
Application.HandleException(nil);
end;
end;
end;
procedure NotifyBeforeInstallEntry(const BeforeInstall: String);
begin
NotifyInstallEntry(BeforeInstall);
end;
procedure NotifyBeforeInstallFileEntry(const FileEntry: PSetupFileEntry);
begin
CheckOrInstallCurrentFilename := FileEntry.DestName;
CheckOrInstallCurrentSourceFilename := FileEntry.SourceFilename;
NotifyInstallEntry(FileEntry.BeforeInstall);
CheckOrInstallCurrentFilename := '';
CheckOrInstallCurrentSourceFilename := '';
end;
procedure NotifyAfterInstallEntry(const AfterInstall: String);
begin
NotifyInstallEntry(AfterInstall);
end;
procedure NotifyAfterInstallFileEntry(const FileEntry: PSetupFileEntry);
begin
CheckOrInstallCurrentFilename := FileEntry.DestName;
CheckOrInstallCurrentSourceFilename := FileEntry.SourceFilename;
NotifyInstallEntry(FileEntry.AfterInstall);
CheckOrInstallCurrentFilename := '';
CheckOrInstallCurrentSourceFilename := '';
end;
class function TDummyClass.EvalComponentOrTaskIdentifier(Sender: TSimpleExpression;
const Name: String; const Parameters: array of const): Boolean;
var
WizardItems: TStringList;
begin
WizardItems := TStringList(Sender.Tag);
Result := ListContains(WizardItems, Name);
end;
class function TDummyClass.EvalLanguageIdentifier(Sender: TSimpleExpression;
const Name: String; const Parameters: array of const): Boolean;
begin
Result := CompareText(PSetupLanguageEntry(Entries[seLanguage][ActiveLanguage]).Name, Name) = 0;
end;
class function TDummyClass.EvalCheckIdentifier(Sender: TSimpleExpression;
const Name: String; const Parameters: array of const): Boolean;
begin
Result := CodeRunner.RunBooleanFunction(AnsiString(Name), Parameters, True, False);
end;
function EvalCheck(const Expression: String): Boolean;
var
SimpleExpression: TSimpleExpression;
begin
try
SimpleExpression := TSimpleExpression.Create;
try
SimpleExpression.Lazy := True;
SimpleExpression.Expression := Expression;
SimpleExpression.OnEvalIdentifier := TDummyClass.EvalCheckIdentifier;
SimpleExpression.OnExpandConstant := TDummyClass.ExpandCheckOrInstallConstant;
SimpleExpression.ParametersAllowed := True;
SimpleExpression.SilentOrAllowed := False;
SimpleExpression.SingleIdentifierMode := False;
Result := SimpleExpression.Eval;
finally
SimpleExpression.Free;
end;
except
InternalError(Format('Expression error ''%s''', [GetExceptMessage]));
Result := False;
end;
end;
function EvalDirectiveCheck(const Expression: String): Boolean;
begin
if not TryStrToBoolean(Expression, Result) then
Result := EvalCheck(Expression);
end;
function ShouldProcessEntry(const WizardComponents, WizardTasks: TStringList;
const Components, Tasks, Languages, Check: String): Boolean;
function EvalExpression(const Expression: String;
OnEvalIdentifier: TSimpleExpressionOnEvalIdentifier; Tag: LongInt): Boolean;
var
SimpleExpression: TSimpleExpression;
begin
try
SimpleExpression := TSimpleExpression.Create;
try
SimpleExpression.Lazy := True;
SimpleExpression.Expression := Expression;
SimpleExpression.OnEvalIdentifier := OnEvalIdentifier;
SimpleExpression.ParametersAllowed := False;
SimpleExpression.SilentOrAllowed := True;
SimpleExpression.SingleIdentifierMode := False;
SimpleExpression.Tag := Tag;
Result := SimpleExpression.Eval;
finally
SimpleExpression.Free;
end;
except
InternalError(Format('Expression error ''%s''', [GetExceptMessage]));
Result := False;
end;
end;
var
ProcessComponent, ProcessTask, ProcessLanguage: Boolean;
begin
if (Components <> '') or (Tasks <> '') or (Languages <> '') or (Check <> '') then begin
if (Components <> '') and (WizardComponents <> nil) then
ProcessComponent := EvalExpression(Components, TDummyClass.EvalComponentOrTaskIdentifier, LongInt(WizardComponents))
else
ProcessComponent := True;
if (Tasks <> '') and (WizardTasks <> nil) then
ProcessTask := EvalExpression(Tasks, TDummyClass.EvalComponentOrTaskIdentifier, LongInt(WizardTasks))
else
ProcessTask := True;
if Languages <> '' then
ProcessLanguage := EvalExpression(Languages, TDummyClass.EvalLanguageIdentifier, 0)
else
ProcessLanguage := True;
Result := ProcessComponent and ProcessTask and ProcessLanguage;
if Result and (Check <> '') then begin
try
if CodeRunner = nil then
InternalError('"Check" parameter with no CodeRunner');
Result := EvalCheck(Check);
except
{ Don't allow exceptions raised by Check functions to be propagated out }
Application.HandleException(nil);
Result := False;
end;
end;
end else
Result := True;
end;
function ShouldProcessFileEntry(const WizardComponents, WizardTasks: TStringList;
const FileEntry: PSetupFileEntry; const IgnoreCheck: Boolean): Boolean;
begin
if foDontCopy in FileEntry.Options then begin
Result := False;
Exit;
end;
CheckOrInstallCurrentFilename := FileEntry.DestName;
CheckOrInstallCurrentSourceFilename := FileEntry.SourceFilename;
if IgnoreCheck then
Result := ShouldProcessEntry(WizardComponents, WizardTasks, FileEntry.Components, FileEntry.Tasks, FileEntry.Languages, '')
else
Result := ShouldProcessEntry(WizardComponents, WizardTasks, FileEntry.Components, FileEntry.Tasks, FileEntry.Languages, FileEntry.Check);
CheckOrInstallCurrentFilename := '';
CheckOrInstallCurrentSourceFilename := '';
end;
function ShouldProcessRunEntry(const WizardComponents, WizardTasks: TStringList;
const RunEntry: PSetupRunEntry): Boolean;
begin
if (InstallMode <> imNormal) and (roSkipIfSilent in RunEntry.Options) then
Result := False
else if (InstallMode = imNormal) and (roSkipIfNotSilent in RunEntry.Options) then
Result := False
else
Result := ShouldProcessEntry(WizardComponents, WizardTasks, RunEntry.Components, RunEntry.Tasks, RunEntry.Languages, RunEntry.Check);
end;
function ShouldProcessIconEntry(const WizardComponents, WizardTasks: TStringList;
const WizardNoIcons: Boolean; const IconEntry: PSetupIconEntry): Boolean;
begin
if WizardNoIcons and (IconEntry.Tasks = '') and
(Copy(IconEntry.IconName, 1, 8) = '{group}\') then
Result := False
else
Result := ShouldProcessEntry(WizardComponents, WizardTasks, IconEntry.Components, IconEntry.Tasks, IconEntry.Languages, IconEntry.Check);
end;
function ShouldDisableFsRedirForFileEntry(const FileEntry: PSetupFileEntry): Boolean;
begin
Result := InstallDefaultDisableFsRedir;
if fo32Bit in FileEntry.Options then
Result := False;
if fo64Bit in FileEntry.Options then begin
if not IsWin64 then
InternalError('Cannot install files to 64-bit locations on this version of Windows');
Result := True;
end;
end;
function SlashesToBackslashes(const S: String): String;
var
I: Integer;
begin
Result := S;
for I := 1 to Length(Result) do
if Result[I] = '/' then
Result[I] := '\';
end;
procedure LoadInf(const FileName: String; var WantToSuppressMsgBoxes: Boolean);
const
Section = 'Setup';
var
S: String;
begin
//saved infs
InitLang := GetIniString(Section, 'Lang', InitLang, FileName);
InitDir := GetIniString(Section, 'Dir', InitDir, FileName);
InitProgramGroup := GetIniString(Section, 'Group', InitProgramGroup, FileName);
InitNoIcons := GetIniBool(Section, 'NoIcons', InitNoIcons, FileName);
InitSetupType := GetIniString(Section, 'SetupType', InitSetupType, FileName);
S := GetIniString(Section, 'Components', '$', FileName);
if S <> '$' then begin
InitComponentsSpecified := True;
SetStringsFromCommaString(InitComponents, SlashesToBackslashes(S));
end;
S := GetIniString(Section, 'Tasks', '$', FileName);
if S <> '$' then begin
InitDeselectAllTasks := True;
SetStringsFromCommaString(InitTasks, SlashesToBackslashes(S));
end;
//non saved infs (=non user settable)
InitSilent := GetIniBool(Section, 'Silent', InitSilent, FileName);
InitVerySilent := GetIniBool(Section, 'VerySilent', InitVerySilent, FileName);
InitNoRestart := GetIniBool(Section, 'NoRestart', InitNoRestart, FileName);
InitCloseApplications := GetIniBool(Section, 'CloseApplications', InitCloseApplications, FileName);
InitNoCloseApplications := GetIniBool(Section, 'NoCloseApplications', InitNoCloseApplications, FileName);
InitForceCloseApplications := GetIniBool(Section, 'ForceCloseApplications', InitForceCloseApplications, FileName);
InitNoForceCloseApplications := GetIniBool(Section, 'NoForceCloseApplications', InitNoForceCloseApplications, FileName);
InitRestartApplications := GetIniBool(Section, 'RestartApplications', InitRestartApplications, FileName);
InitNoRestartApplications := GetIniBool(Section, 'NoRestartApplications', InitNoRestartApplications, FileName);
InitNoCancel := GetIniBool(Section, 'NoCancel', InitNoCancel, FileName);
InitPassword := GetIniString(Section, 'Password', InitPassword, FileName);
InitRestartExitCode := GetIniInt(Section, 'RestartExitCode', InitRestartExitCode, 0, 0, FileName);
WantToSuppressMsgBoxes := GetIniBool(Section, 'SuppressMsgBoxes', WantToSuppressMsgBoxes, FileName);
InitSaveInf := GetIniString(Section, 'SaveInf', InitSaveInf, FileName);
end;
procedure SaveInf(const FileName: String);
const
Section = 'Setup';
begin
SetIniString(Section, 'Lang',
PSetupLanguageEntry(Entries[seLanguage][ActiveLanguage]).Name, FileName);
SetIniString(Section, 'Dir', WizardDirValue, FileName);
SetIniString(Section, 'Group', WizardGroupValue, FileName);
SetIniBool(Section, 'NoIcons', WizardNoIcons, FileName);
if WizardSetupType <> nil then begin
SetIniString(Section, 'SetupType', WizardSetupType.Name, FileName);
SetIniString(Section, 'Components', StringsToCommaString(WizardComponents), FileName);
end
else begin
DeleteIniEntry(Section, 'SetupType', FileName);
DeleteIniEntry(Section, 'Components', FileName);
end;
SetIniString(Section, 'Tasks', StringsToCommaString(WizardTasks), FileName);
end;
function GetCustomMessageValue(const AName: String; var AValue: String): Boolean;
var
I: Integer;
begin
Result := False;
for I := 0 to Entries[seCustomMessage].Count-1 do begin
with PSetupCustomMessageEntry(Entries[seCustomMessage][I])^ do begin
if (CompareText(Name, AName) = 0) and
((LangIndex = -1) or (LangIndex = ActiveLanguage)) then begin
Result := True;
AValue := Value;
{ don't stop looping, last item counts }
end;
end;
end;
end;
function ExpandIndividualConst(const Cnst: String;
const CustomConsts: array of String): String;
{ Cnst must be the name of a single constant, without the braces.
For example: app
IsPath is set to True if the result is a path which needs special trailing-
backslash handling. }
procedure NoUninstallConstError(const C: String);
begin
InternalError(Format('Cannot evaluate "%s" constant during Uninstall', [C]));
end;
function ExpandEnvConst(C: String): String;
var
I: Integer;
VarName, Default: String;
begin
Delete(C, 1, 1);
I := ConstPos('|', C); { check for 'default' value }
if I = 0 then
I := Length(C)+1;
VarName := Copy(C, 1, I-1);
Default := Copy(C, I+1, Maxint);
Result := '';
if ConvertConstPercentStr(VarName) and ConvertConstPercentStr(Default) then begin
Result := GetEnv(ExpandConstEx(VarName, CustomConsts));
if Result = '' then
Result := ExpandConstEx(Default, CustomConsts);
end;
end;
function ExpandRegConst(C: String): String;
{ Expands a registry-value constant in the form:
reg:HKxx\SubkeyName,ValueName|DefaultValue }
type
TKeyNameConst = packed record
KeyName: String;
KeyConst: HKEY;
end;
const
KeyNameConsts: array[0..4] of TKeyNameConst = (
(KeyName: 'HKCR'; KeyConst: HKEY_CLASSES_ROOT),
(KeyName: 'HKCU'; KeyConst: HKEY_CURRENT_USER),
(KeyName: 'HKLM'; KeyConst: HKEY_LOCAL_MACHINE),
(KeyName: 'HKU'; KeyConst: HKEY_USERS),
(KeyName: 'HKCC'; KeyConst: HKEY_CURRENT_CONFIG));
var
Z, Subkey, Value, Default: String;
I, J, L: Integer;
RegView: TRegView;
RootKey: HKEY;
K: HKEY;
begin
Delete(C, 1, 4); { skip past 'reg:' }
I := ConstPos('\', C);
if I <> 0 then begin
Z := Copy(C, 1, I-1);
if Z <> '' then begin
RegView := InstallDefaultRegView;
L := Length(Z);
if L >= 2 then begin
{ Check for '32' or '64' suffix }
if (Z[L-1] = '3') and (Z[L] = '2') then begin
RegView := rv32Bit;
SetLength(Z, L-2);
end
else if (Z[L-1] = '6') and (Z[L] = '4') then begin
if not IsWin64 then
InternalError('Cannot access a 64-bit key in a "reg" constant on this version of Windows');
RegView := rv64Bit;
SetLength(Z, L-2);
end;
end;
RootKey := 0;
for J := Low(KeyNameConsts) to High(KeyNameConsts) do
if CompareText(KeyNameConsts[J].KeyName, Z) = 0 then begin
RootKey := KeyNameConsts[J].KeyConst;
Break;
end;
if RootKey <> 0 then begin
Z := Copy(C, I+1, Maxint);
I := ConstPos('|', Z); { check for a 'default' data }
if I = 0 then
I := Length(Z)+1;
Default := Copy(Z, I+1, Maxint);
SetLength(Z, I-1);
I := ConstPos(',', Z); { comma separates subkey and value }
if I <> 0 then begin
Subkey := Copy(Z, 1, I-1);
Value := Copy(Z, I+1, Maxint);
if ConvertConstPercentStr(Subkey) and ConvertConstPercentStr(Value) and
ConvertConstPercentStr(Default) then begin
Result := ExpandConstEx(Default, CustomConsts);
if RegOpenKeyExView(RegView, RootKey,
PChar(ExpandConstEx(Subkey, CustomConsts)),
0, KEY_QUERY_VALUE, K) = ERROR_SUCCESS then begin
RegQueryStringValue(K, PChar(ExpandConstEx(Value, CustomConsts)),
Result);
RegCloseKey(K);
end;
Exit;
end;
end;
end;
end;
end;
{ it will only reach here if there was a parsing error }
InternalError('Failed to parse "reg" constant');
end;
function ExpandIniConst(C: String): String;
{ Expands an INI-value constant in the form:
filename,section,key|defaultvalue }
var
Z, Filename, Section, Key, Default: String;
I: Integer;
begin
Delete(C, 1, 4); { skip past 'ini:' }
I := ConstPos(',', C);
if I <> 0 then begin
Z := Copy(C, 1, I-1);
if Z <> '' then begin
Filename := Z;
Z := Copy(C, I+1, Maxint);
I := ConstPos('|', Z); { check for a 'default' data }
if I = 0 then
I := Length(Z)+1;
Default := Copy(Z, I+1, Maxint);
SetLength(Z, I-1);
I := ConstPos(',', Z); { comma separates section and key }
if I <> 0 then begin
Section := Copy(Z, 1, I-1);
Key := Copy(Z, I+1, Maxint);
if ConvertConstPercentStr(Filename) and ConvertConstPercentStr(Section) and ConvertConstPercentStr(Key) and
ConvertConstPercentStr(Default) then begin
Filename := ExpandConstEx(Filename, CustomConsts);
Section := ExpandConstEx(Section, CustomConsts);
Key := ExpandConstEx(Key, CustomConsts);
Default := ExpandConstEx(Default, CustomConsts);
Result := GetIniString(Section, Key, Default, Filename);
Exit;
end;
end;
end;
end;
{ it will only reach here if there was a parsing error }
InternalError('Failed to parse "ini" constant');
end;
function ExpandParamConst(C: String): String;
{ Expands an commandline-parameter-value constant in the form:
parametername|defaultvalue }
function GetParamString(const Param, Default: String): String;
var
I, PCount: Integer;
Z: String;
begin
PCount := NewParamCount();
for I := 1 to PCount do begin
Z := NewParamStr(I);
if StrLIComp(PChar(Z), PChar('/'+Param+'='), Length(Param)+2) = 0 then begin
Delete(Z, 1, Length(Param)+2);
Result := Z;
Exit;
end;
end;
Result := Default;
end;
var
Z, Param, Default: String;
I: Integer;
begin
Delete(C, 1, 6); { skip past 'param:' }
Z := C;
I := ConstPos('|', Z); { check for a 'default' data }
if I = 0 then
I := Length(Z)+1;
Default := Copy(Z, I+1, Maxint);
SetLength(Z, I-1);
Param := Z;
if ConvertConstPercentStr(Param) and ConvertConstPercentStr(Default) then begin
Param := ExpandConstEx(Param, CustomConsts);
Default := ExpandConstEx(Default, CustomConsts);
Result := GetParamString(Param, Default);
Exit;
end;
{ it will only reach here if there was a parsing error }
InternalError('Failed to parse "param" constant');
end;
function ExpandCodeConst(C: String): String;
{ Expands an Pascal-script-value constant in the form:
parametername|defaultvalue }
function GetCodeString(const ScriptFunc, Default: String): String;
begin
if (CodeRunner <> nil) then
Result := CodeRunner.RunStringFunction(AnsiString(ScriptFunc), [Default], True, Default)
else begin
InternalError('"code" constant with no CodeRunner');
Result := '';
end;
end;
var
Z, ScriptFunc, Default: String;
I: Integer;
begin
if DisableCodeConsts <> 0 then
raise Exception.Create('Cannot evaluate "code" constant because of possible side effects');
Delete(C, 1, 5); { skip past 'code:' }
Z := C;
I := ConstPos('|', Z); { check for a 'default' data }
if I = 0 then
I := Length(Z)+1;
Default := Copy(Z, I+1, Maxint);
SetLength(Z, I-1);
ScriptFunc := Z;
if ConvertConstPercentStr(ScriptFunc) and ConvertConstPercentStr(Default) then begin
Default := ExpandConstEx(Default, CustomConsts);
Result := GetCodeString(ScriptFunc, Default);
Exit;
end;
{ it will only reach here if there was a parsing error }
InternalError('Failed to parse "code" constant');
end;
function ExpandDriveConst(C: String): String;
begin
Delete(C, 1, 6); { skip past 'drive:' }
if ConvertConstPercentStr(C) then begin
Result := PathExtractDrive(ExpandConstEx(C, CustomConsts));
Exit;
end;
{ it will only reach here if there was a parsing error }
InternalError('Failed to parse "drive" constant');
end;
function ExpandCustomMessageConst(C: String): String;
var
I, ArgCount: Integer;
MsgName: String;
ArgValues: array[0..8] of String; { %1 through %9 }
begin
Delete(C, 1, 3); { skip past 'cm:' }
I := ConstPos(',', C);
if I = 0 then
MsgName := C
else
MsgName := Copy(C, 1, I-1);
{ Prepare arguments. Excess arguments are ignored. }
ArgCount := 0;
while (I > 0) and (ArgCount <= High(ArgValues)) do begin
Delete(C, 1, I);
I := ConstPos(',', C);
if I = 0 then
ArgValues[ArgCount] := C
else
ArgValues[ArgCount] := Copy(C, 1, I-1);
if not ConvertConstPercentStr(ArgValues[ArgCount]) then
InternalError('Failed to parse "cm" constant');
ArgValues[ArgCount] := ExpandConstEx(ArgValues[ArgCount], CustomConsts);
Inc(ArgCount);
end;
{ Look up the message value }
if not GetCustomMessageValue(MsgName, Result) then
InternalError(Format('Unknown custom message name "%s" in "cm" constant', [MsgName]));
{ Expand the message }
Result := FmtMessage(PChar(Result), Slice(ArgValues, ArgCount));
end;
const
FolderConsts: array[Boolean, TShellFolderID] of String =
(('userdesktop', 'userstartmenu', 'userprograms', 'userstartup',
'sendto', 'fonts', 'userappdata', 'userdocs', 'usertemplates',
'userfavorites', 'localappdata'),
('commondesktop', 'commonstartmenu', 'commonprograms', 'commonstartup',
'sendto', 'fonts', 'commonappdata', 'commondocs', 'commontemplates',
'commonfavorites', 'localappdata'));
NoUninstallConsts: array[0..6] of String =
('src', 'srcexe', 'userinfoname', 'userinfoorg', 'userinfoserial', 'hwnd',
'wizardhwnd');
var
Z: String;
B: Boolean;
SF: TShellFolderID;
K: Integer;
begin
if IsUninstaller then
for K := Low(NoUninstallConsts) to High(NoUninstallConsts) do
if NoUninstallConsts[K] = Cnst then
NoUninstallConstError(NoUninstallConsts[K]);
if Cnst = '\' then Result := '\'
else if Cnst = 'app' then begin
if IsUninstaller then begin
if UninstallExpandedApp = '' then
InternalError('An attempt was made to expand the "app" constant but Setup didn''t create the "app" dir');
Result := UninstallExpandedApp;
end else begin