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JvProgramVersionCheck.pas
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JvProgramVersionCheck.pas
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{-----------------------------------------------------------------------------
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/MPL-1.1.html
Software distributed under the License is distributed on an "AS IS" basis,
WITHOUT WARRANTY OF ANY KIND, either expressed or implied. See the License for
the specific language governing rights and limitations under the License.
The Original Code is: JvProgramVersionCheck.PAS, released on 2004-12-16.
The Initial Developer of the Original Code is Jens Fudickar [jens dott fudickar att oratool dott com]
Contributor : Ed Blanchard
All Rights Reserved.
You may retrieve the latest version of this file at the Project JEDI's JVCL home page,
located at http://jvcl.delphi-jedi.org
Known Issues:
-----------------------------------------------------------------------------}
// $Id$
unit JvProgramVersionCheck;
{$I jvcl.inc}
interface
uses
{$IFDEF UNITVERSIONING}
JclUnitVersioning,
{$ENDIF UNITVERSIONING}
Classes,
{$IFDEF USE_3RDPARTY_INDY}
IdHTTP, IdFTP,
{$ENDIF USE_3RDPARTY_INDY}
{$IFDEF USE_3RDPARTY_ICS}
{$IFDEF DELPHI7_UP}
OverbyteIcsHttpProt, OverbyteIcsFtpCli,
{$ELSE}
HttpProt, FtpCli,
{$ENDIF DELPHI7_UP}
{$ENDIF USE_3RDPARTY_ICS}
JvPropertyStore, JvAppStorage, JvAppIniStorage, JvAppXMLStorage,
JvParameterList, JvThread, JvThreadDialog, SysUtils;
type
{ Type of release of a Program Version }
TJvProgramReleaseType = (prtProduction, prtBeta, prtAlpha);
TJvRemoteVersionOperation = (rvoIgnore, rvoCopy, rvoCopyInstall);
{ List class to collect and sort version infos }
TJvProgramVersionsStringList = class(TStringList)
public
procedure Sort; override;
end;
{ Class to collect all informations about a program version
These informations will be stored in the ini-file on the remote site}
TJvProgramVersionInfo = class(TJvCustomPropertyStore)
private
FDownloadPasswordRequired: Boolean;
FLocalInstallerParams: string;
FVersionDescription: TStringList;
FProgramSize: Integer;
FProgramVersion: string;
FProgramLocationPath: string;
FProgramLocationFileName: string;
FProgramReleaseType: TJvProgramReleaseType;
FProgramReleaseDate: TDateTime;
function GetVersionDescription: TStrings;
procedure SetVersionDescription(Value: TStrings);
protected
procedure StoreXMLProperties; override;
public
constructor Create(AOwner: TComponent); override;
destructor Destroy; override;
procedure Assign(Source: TPersistent); override;
procedure Clear; override;
function EditIntf_GetObjectHint: string; override;
function EditIntf_GetPropertyHint(const PropertyName: string): string; override;
//IJvPropertyEditorHandler = interface
function EditIntf_GetVisibleObjectName: string; override;
{ Combination of ProgramVersion and ReleaseType }
function ProgramVersionReleaseType: string;
function ProgramSizeString: string;
function ProgramVersionInfo: string;
published
//1 Flag to define whether a password is required for the download or not
property DownloadPasswordRequired: Boolean read FDownloadPasswordRequired write FDownloadPasswordRequired default False;
{ List of parameters for the execution of the installer file }
property LocalInstallerParams: string read FLocalInstallerParams write FLocalInstallerParams;
{ Path where the installer of the version could be found. This could be
a absolute path or a relative path to the location of the version list file }
property ProgramLocationPath: string read FProgramLocationPath write FProgramLocationPath;
{ File name of the installer file }
property ProgramLocationFileName: string read FProgramLocationFileName write FProgramLocationFileName;
{ Program version in the format <main>.<sub>.<release>.<build>
This property is compared with the fileversion properties of the current
application. }
property ProgramVersion: string read FProgramVersion write FProgramVersion;
{ This is a description field which could be shown in the update dialog via
the version info button }
property VersionDescription: TStrings read GetVersionDescription write SetVersionDescription;
{ Release type of the version.
In the update dialog there are only the highest version numbers for each type
visible. The type must be higher then AllowedReleaseType property of the
TJvProgramVersionCheck component }
property ProgramReleaseType: TJvProgramReleaseType read FProgramReleaseType write FProgramReleaseType;
{ Size of the installer in bytes }
property ProgramSize: Integer read FProgramSize write FProgramSize;
{ Date of Release }
property ProgramReleaseDate: TDateTime read FProgramReleaseDate write FProgramReleaseDate;
end;
TJvProgramVersionInfoReleaseArray = array[TJvProgramReleaseType] of TJvProgramVersionInfo;
{ List of all Program version stored in a remote file via TJvAppStorage }
TJvProgramVersionHistory = class(TJvCustomPropertyListStore)
private
FCurrentProductionVersion: string;
FCurrentBetaVersion: string;
FCurrentAlphaVersion: string;
FCurrentProgramVersion: TJvProgramVersionInfoReleaseArray;
protected
function CreateObject: TPersistent; override;
function CreateItemList: TStringList; override;
function GetProgramVersion(Index: Integer): TJvProgramVersionInfo;
function GetCurrentProgramVersion(Index: TJvProgramReleaseType): TJvProgramVersionInfo;
function SearchCurrentProgramVersion(AProgramReleaseType: TJvProgramReleaseType): TJvProgramVersionInfo;
function GetCurrentProductionProgramVersion: string;
function GetCurrentBetaProgramVersion: string;
function GetCurrentAlphaProgramVersion: string;
property ProgramVersion[Index: Integer]: TJvProgramVersionInfo read GetProgramVersion;
public
constructor Create(AOwner: TComponent); override;
procedure LoadData; override;
procedure RecalculateCurrentProgramVersions;
function AllowedCurrentProgramVersion(AAllowedReleaseType: TJvProgramReleaseType): TJvProgramVersionInfo;
procedure Assign(Source: TPersistent); override;
function EditIntf_GetObjectHint: string; override;
function EditIntf_GetPropertyHint(const PropertyName: string): string; override;
function EditIntf_GetVisibleObjectName: string; override;
function GetVersionsDescription(const AFromVersion, AToVersion: string): string;
property CurrentProgramVersion[Index: TJvProgramReleaseType]: TJvProgramVersionInfo read GetCurrentProgramVersion;
published
//1 Auto calculated version number of the highest production version
property CurrentProductionProgramVersion: string read GetCurrentProductionProgramVersion write FCurrentProductionVersion;
//1 Auto calculated version number of the highest beta version
property CurrentBetaProgramVersion: string read GetCurrentBetaProgramVersion write FCurrentBetaVersion;
//1 Auto calculated version number of the highest alpha version
property CurrentAlphaProgramVersion: string read GetCurrentAlphaProgramVersion write FCurrentAlphaVersion;
end;
{ Base class for all location
A Location is the class which defines where the remote files could be found and
manages all communications to these files. }
TJvCustomProgramVersionLocation = class(TJvCustomPropertyStore)
private
FDownloadError: string;
FDownloadStatus: string;
FDownloadThreaded: Boolean;
protected
function LoadFileFromRemoteInt(const ARemotePath, ARemoteFileName, ALocalPath, ALocalFileName: string;
ABaseThread: TJvBaseThread): string; virtual;
procedure SetDownloadError(const Value: string); virtual;
property DownloadStatus: string read FDownloadStatus write FDownloadStatus;
property DownloadThreaded: Boolean read FDownloadThreaded write FDownloadThreaded default False;
public
constructor Create(AOwner: TComponent); override;
function LoadFileFromRemote(const ARemotePath, ARemoteFileName, ALocalPath, ALocalFileName: string;
ABaseThread: TJvBaseThread): string; virtual;
function LoadInstallerFileFromRemote(const ARemotePath, ARemoteFileName, ALocalPath, ALocalFileName: string;
ABaseThread: TJvBaseThread): string; virtual;
function LoadVersionInfoFromRemote(const ALocalDirectory, ALocalVersionInfoFileName: string;
ABaseThread: TJvBaseThread): string; virtual;
property DownloadError: string read FDownloadError write SetDownloadError;
end;
{ Base class for all file based Locations like Network, FTP and HTTP }
TJvCustomProgramVersionFileBasedLocation = class(TJvCustomProgramVersionLocation)
private
FVersionInfoLocationPathList: TStringList;
FVersionInfoFileName: string;
FValidLocationPath: string;
function GetVersionInfoLocationPathList: TStrings;
procedure SetVersionInfoLocationPathList(Value: TStrings);
{ If the location has a list of possible pathes, this property contains
the path where the last valid download has happend}
property ValidLocationPath: string read FValidLocationPath;
{ List of locations-path where the remote files could be found
The application loops throuh all path from the top }
property VersionInfoLocationPathList: TStrings read GetVersionInfoLocationPathList
write SetVersionInfoLocationPathList;
{ Name of the VersionInfofile at the remote location }
property VersionInfoFileName: string read FVersionInfoFileName write FVersionInfoFileName;
public
constructor Create(AOwner: TComponent); override;
destructor Destroy; override;
function LoadVersionInfoFromRemote(const ALocalDirectory,
ALocalVersionInfoFileName: string; ABaseThread: TJvBaseThread): string; override;
function LoadInstallerFileFromRemote(const ARemotePath, ARemoteFileName,
ALocalPath, ALocalFileName: string; ABaseThread: TJvBaseThread): string; override;
end;
{ Location Class for Local Network Location }
{$IFDEF RTL230_UP}
[ComponentPlatformsAttribute(pidWin32 or pidWin64)]
{$ENDIF RTL230_UP}
TJvProgramVersionNetworkLocation = class(TJvCustomProgramVersionFileBasedLocation)
protected
function LoadFileFromRemoteInt(const ARemotePath, ARemoteFileName, ALocalPath, ALocalFileName: string;
ABaseThread: TJvBaseThread): string; override;
public
property ValidLocationPath;
published
property VersionInfoLocationPathList;
property VersionInfoFileName;
end;
{ Class for Proxy Settings for FTP and HTTP locations }
TJvProgramVersionProxySettings = class(TPersistent)
private
FServer: string;
FPort: Integer;
FUserName: string;
FPassword: string;
public
constructor Create;
published
property Server: string read FServer write FServer;
property Port: Integer read FPort write FPort default 80;
property UserName: string read FUserName write FUserName;
property Password: string read FPassword write FPassword;
end;
{ Base class for all Internet locations }
TJvCustomProgramVersionInternetLocation = class(TJvCustomProgramVersionFileBasedLocation)
private
FProxySettings: TJvProgramVersionProxySettings;
FPasswordRequired: Boolean;
FUserName: string;
FPassword: string;
FPort: Integer;
protected
property ProxySettings: TJvProgramVersionProxySettings read FProxySettings;
property UserName: string read FUserName write FUserName;
property Password: string read FPassword write FPassword;
property PasswordRequired: Boolean read FPasswordRequired write FPasswordRequired default False;
property Port: Integer read FPort write FPort default 80;
public
constructor Create(AOwner: TComponent); override;
destructor Destroy; override;
end;
TJvProgramVersionHTTPLocation = class;
TJvLoadFileFromRemoteHTTPEvent = function(AProgramVersionLocation: TJvProgramVersionHTTPLocation;
const ARemotePath, ARemoteFileName, ALocalPath, ALocalFileName: string): string of object;
{ Simple HTTP location class with no http logic.
The logic must be implemented manually in the OnLoadFileFromRemote event }
{$IFDEF RTL230_UP}
[ComponentPlatformsAttribute(pidWin32 or pidWin64)]
{$ENDIF RTL230_UP}
TJvProgramVersionHTTPLocation = class(TJvCustomProgramVersionInternetLocation)
private
FOnLoadFileFromRemote: TJvLoadFileFromRemoteHTTPEvent;
protected
function LoadFileFromRemoteInt(const ARemotePath, ARemoteFileName, ALocalPath, ALocalFileName: string;
ABaseThread: TJvBaseThread): string; override;
public
property ValidLocationPath;
published
property OnLoadFileFromRemote: TJvLoadFileFromRemoteHTTPEvent read FOnLoadFileFromRemote write FOnLoadFileFromRemote;
property ProxySettings;
property UserName;
property Password;
property PasswordRequired;
property Port;
property VersionInfoLocationPathList;
property VersionInfoFileName;
end;
{$IFDEF USE_3RDPARTY_INDY}
{$IFDEF RTL230_UP}
[ComponentPlatformsAttribute(pidWin32 or pidWin64)]
{$ENDIF RTL230_UP}
TJvProgramVersionHTTPLocationIndy = class(TJvProgramVersionHTTPLocation)
private
FIdHttp: TIdHttp;
protected
function LoadFileFromRemoteInt(const ARemotePath, ARemoteFileName, ALocalPath, ALocalFileName: string;
ABaseThread: TJvBaseThread): string; override;
function LoadFileFromRemoteIndy(const ARemotePath, ARemoteFileName, ALocalPath, ALocalFileName: string;
ABaseThread: TJvBaseThread): string;
public
constructor Create(AOwner: TComponent); override;
destructor Destroy; override;
public
property ValidLocationPath;
published
property ProxySettings;
property UserName;
property Password;
property PasswordRequired;
property Port;
property VersionInfoLocationPathList;
property VersionInfoFileName;
end;
{$ENDIF USE_3RDPARTY_INDY}
{$IFDEF USE_3RDPARTY_ICS}
{$IFDEF RTL230_UP}
[ComponentPlatformsAttribute(pidWin32 or pidWin64)]
{$ENDIF RTL230_UP}
TJvProgramVersionHTTPLocationICS = class(TJvProgramVersionHTTPLocation)
private
FHttpCli: THttpCli;
protected
function LoadFileFromRemoteInt(const ARemotePath, ARemoteFileName, ALocalPath, ALocalFileName: string;
ABaseThread: TJvBaseThread): string; override;
function LoadFileFromRemoteIcs(const ARemotePath, ARemoteFileName, ALocalPath, ALocalFileName: string;
ABaseThread: TJvBaseThread): string;
public
constructor Create(AOwner: TComponent); override;
destructor Destroy; override;
public
property ValidLocationPath;
published
property ProxySettings;
property UserName;
property Password;
property PasswordRequired;
property Port;
property VersionInfoLocationPathList;
property VersionInfoFileName;
end;
{$ENDIF USE_3RDPARTY_ICS}
TJvProgramVersionFTPLocation = class;
TJvLoadFileFromRemoteFTPEvent = function(AProgramVersionLocation: TJvProgramVersionFTPLocation;
const ARemotePath, ARemoteFileName, ALocalPath, ALocalFileName: string): string of object;
{ Simple FTP location class with no http logic.
The logic must be implemented manually in the OnLoadFileFromRemote event }
{$IFDEF RTL230_UP}
[ComponentPlatformsAttribute(pidWin32 or pidWin64)]
{$ENDIF RTL230_UP}
TJvProgramVersionFTPLocation = class(TJvCustomProgramVersionInternetLocation)
private
FOnLoadFileFromRemote: TJvLoadFileFromRemoteFTPEvent;
protected
function LoadFileFromRemoteInt(const ARemotePath, ARemoteFileName, ALocalPath, ALocalFileName: string;
ABaseThread: TJvBaseThread): string; override;
published
property OnLoadFileFromRemote: TJvLoadFileFromRemoteFTPEvent read FOnLoadFileFromRemote write FOnLoadFileFromRemote;
property ProxySettings;
end;
{$IFDEF USE_3RDPARTY_INDY}
TJvProgramVersionFTPLocationIndy = class(TJvProgramVersionFTPLocation)
private
FIdFtp: TIdFtp;
protected
function LoadFileFromRemoteInt(const ARemotePath, ARemoteFileName, ALocalPath, ALocalFileName: string;
ABaseThread: TJvBaseThread): string; override;
function LoadFileFromRemoteIndy(const ARemotePath, ARemoteFileName, ALocalPath, ALocalFileName: string;
ABaseThread: TJvBaseThread): string;
public
constructor Create(AOwner: TComponent); override;
destructor Destroy; override;
public
property ValidLocationPath;
published
property ProxySettings;
property UserName;
property Password;
property PasswordRequired;
property Port;
property VersionInfoLocationPathList;
property VersionInfoFileName;
end;
{$ENDIF USE_3RDPARTY_INDY}
{$IFDEF USE_3RDPARTY_ICS}
TJvProgramVersionFTPLocationICS = class(TJvProgramVersionFTPLocation)
private
FFtpClient: TFtpClient;
protected
function LoadFileFromRemoteInt(const ARemotePath, ARemoteFileName, ALocalPath, ALocalFileName: string;
ABaseThread: TJvBaseThread): string; override;
function LoadFileFromRemoteIcs(const ARemotePath, ARemoteFileName, ALocalPath, ALocalFileName: string;
ABaseThread: TJvBaseThread): string;
public
constructor Create(AOwner: TComponent); override;
destructor Destroy; override;
public
property ValidLocationPath;
published
property ProxySettings;
property UserName;
property Password;
property PasswordRequired;
property Port;
property VersionInfoLocationPathList;
property VersionInfoFileName;
end;
{$ENDIF USE_3RDPARTY_ICS}
TJvProgramVersionDatabaseLocation = class;
TJvLoadFileFromRemoteDatabaseEvent = function(AProgramVersionLocation: TJvProgramVersionDatabaseLocation;
const ARemotePath, ARemoteFileName, ALocalPath, ALocalFileName: string): string of object;
{ Simple Database location class with no http logic.
The logic must be implemented manually in the OnLoadFileFromRemote event }
{$IFDEF RTL230_UP}
[ComponentPlatformsAttribute(pidWin32 or pidWin64)]
{$ENDIF RTL230_UP}
TJvProgramVersionDatabaseLocation = class(TJvCustomProgramVersionLocation)
private
FServerName: string;
FUserName: string;
FPassword: string;
FSelectStatementVersion: string;
FOnLoadFileFromRemote: TJvLoadFileFromRemoteDatabaseEvent;
protected
function LoadFileFromRemoteInt(const ARemotePath, ARemoteFileName, ALocalPath, ALocalFileName: string;
ABaseThread: TJvBaseThread): string; override;
public
function LoadVersionInfoFromRemote(const ALocalDirectory, ALocalVersionInfoFileName: string;
ABaseThread: TJvBaseThread): string; override;
published
property ServerName: string read FServerName write FServerName;
property UserName: string read FUserName write FUserName;
property Password: string read FPassword write FPassword;
property SelectStatementVersion: string read FSelectStatementVersion write FSelectStatementVersion;
property OnLoadFileFromRemote: TJvLoadFileFromRemoteDatabaseEvent read FOnLoadFileFromRemote write FOnLoadFileFromRemote;
end;
{ Location Type for the TJvProgramVersionCheck class}
TJvProgramVersionLocationType = (pvltNetwork, pvltDatabase, pvltFTP, pvltHTTP);
{Set of TJvProgramVersionLocationTypes}
TJvProgramVersionLocationTypes = set of TJvProgramVersionLocationType;
{ Type for User Customizing options to the JvProgramVersionCheck
The settings of the Programversioncheck are stored via JvAppStorage. With
these types could be defined which settings are stored and restored and so
customisable by the end user}
TJvProgramVersionUserOption = (uoCheckFrequency, uoLocalDirectory,
uoAllowedReleaseType, uoLocationType, uoLocationNetwork,
uoLocationHTTP, uoLocationFTP, uoLocationDatabase);
{ set of TJvProgramVersionUserOption }
TJvProgramVersionUserOptions = set of TJvProgramVersionUserOption;
TjvProgramVersionHistoryFileFormat = (hffIni, hffXML);
TJvProgramVersionHistoryAppStorageOptions = class(TPersistent)
private
FFileFormat: TjvProgramVersionHistoryFileFormat;
FINIOptions: TJvAppIniStorageOptions;
FXMLOptions: TJvAppXMLStorageOptions;
procedure SetINIOptions(const Value: TJvAppIniStorageOptions);
procedure SetXMLOptions(const Value: TJvAppXMLStorageOptions);
public
constructor Create;
destructor Destroy; override;
published
property FileFormat: TjvProgramVersionHistoryFileFormat read FFileFormat write FFileFormat default hffIni;
property INIOptions: TJvAppIniStorageOptions read FINIOptions write SetINIOptions;
property XMLOptions: TJvAppXMLStorageOptions read FXMLOptions write SetXMLOptions;
end;
{$IFDEF RTL230_UP}
[ComponentPlatformsAttribute(pidWin32 or pidWin64)]
{$ENDIF RTL230_UP}
TJvProgramVersionCheck = class(TJvCustomPropertyStore)
private
FAllowedReleaseType: TJvProgramReleaseType;
FCheckFrequency: Integer;
FExecuteDownloadInstallFileName: string;
FExecuteOperation: TJvRemoteVersionOperation;
FExecuteVersionInfo: TJvProgramVersionInfo;
FLastCheck: TDateTime;
FLocalDirectory: string;
FLocalInstallerFileName: string;
FLocalVersionInfoFileName: string;
FLocationDatabase: TJvProgramVersionDatabaseLocation;
FLocationFTP: TJvProgramVersionFTPLocation;
FLocationHTTP: TJvProgramVersionHTTPLocation;
FLocationNetwork: TJvProgramVersionNetworkLocation;
FLocationType: TJvProgramVersionLocationType;
FRemoteProgramVersionHistory: TJvProgramVersionHistory;
FThread: TJvThread;
FThreadDialog: TJvThreadAnimateDialog;
FThreadExceptionMessage : String;
FThreadExceptionClass: ExceptClass;
FThreadExceptionAddr: Pointer;
FUserOptions: TJvProgramVersionUserOptions;
FVersionHistoryFileOptions: TJvProgramVersionHistoryAppStorageOptions;
function CreateVersionHistoryAppstorage(aFileFormat: TjvProgramVersionHistoryFileFormat): TJvCustomAppMemoryFileStorage;
function GetDownloadError: string;
function GetSelectedLocation: TJvCustomProgramVersionLocation;
procedure SetLocationDatabase(const Value: TJvProgramVersionDatabaseLocation);
procedure SetLocationFTP(const Value: TJvProgramVersionFTPLocation);
procedure SetLocationHTTP(const Value: TJvProgramVersionHTTPLocation);
procedure SetLocationNetwork(const Value: TJvProgramVersionNetworkLocation);
procedure SetVersionHistoryFileOptions(const Value: TJvProgramVersionHistoryAppStorageOptions);
protected
procedure CheckLocalDirectory;
function CurrentApplicationName: string;
function CurrentFileVersion: string;
procedure DownloadThreadOnException(Sender: TObject; E: Exception; EAddr: Pointer);
procedure DownloadThreadOnExecute(Sender: TObject; Params: Pointer);
procedure DownloadThreadOnFinishAll(Sender: TObject);
function GetAllowedRemoteProgramVersion: string;
function GetAllowedRemoteProgramVersionReleaseType: string;
function GetLocationTypesSupported: TJvProgramVersionLocationTypes;
function IsRemoteProgramVersionReleaseTypeNewer(AReleaseType: TJvProgramReleaseType): Boolean;
procedure LoadData; override;
function LoadRemoteInstallerFile(const ALocalDirectory, ALocalInstallerFileName: string;
AProgramVersionInfo: TJvProgramVersionInfo; ABaseThread: TJvBaseThread): string;
function LoadRemoteVersionInfoFile(const ALocalDirectory: string; const ALocalVersionInfoFileName: string): string;
procedure Notification(AComponent: TComponent; Operation: TOperation); override;
procedure SetThreadInfo(const Info: string);
procedure SetUserOptions(Value: TJvProgramVersionUserOptions);
procedure StoreData; override;
procedure VersionInfoButtonClick(const ParameterList: TJvParameterList; const Parameter: TJvBaseParameter);
public
constructor Create(AOwner: TComponent); override;
destructor Destroy; override;
procedure DownloadInstallerFromRemote;
procedure Execute;
function GetRemoteVersionOperation(var ReleaseType: TJvProgramReleaseType): TJvRemoteVersionOperation;
function IsRemoteProgramVersionNewer: Boolean;
function LoadRemoteVersionHistoryFromFile(aFileFormat: TjvProgramVersionHistoryFileFormat; const aFileName: string): Boolean;
procedure ShowProgramVersionsDescription(const AFromVersion, AToVersion: string);
function StoreRemoteVersionHistoryToFile(aFileFormat: TjvProgramVersionHistoryFileFormat; const aFilename: string): Boolean;
property DownloadError: string read GetDownloadError;
property LastCheck: TDateTime read FLastCheck write FLastCheck;
property LocationTypesSupported: TJvProgramVersionLocationTypes read GetLocationTypesSupported;
property RemoteProgramVersionHistory: TJvProgramVersionHistory read FRemoteProgramVersionHistory write FRemoteProgramVersionHistory;
property SelectedLocation: TJvCustomProgramVersionLocation read GetSelectedLocation;
property Thread: TJvThread read FThread;
property ThreadDialog: TJvThreadAnimateDialog read FThreadDialog;
published
{ Defines which release types will be shown in the update dialog }
property AllowedReleaseType: TJvProgramReleaseType read FAllowedReleaseType write FAllowedReleaseType default prtProduction;
property AppStorage;
property AppStoragePath;
{ Defines how often the check for a new version is executed (in days) }
property CheckFrequency: Integer read FCheckFrequency write FCheckFrequency;
{ Defines the local directory where the remote files where stored }
property LocalDirectory: string read FLocalDirectory write FLocalDirectory;
{ Defines the local name of the program installer. If it is empty the name
of the remote file is used }
property LocalInstallerFileName: string read FLocalInstallerFileName write FLocalInstallerFileName;
{ Defines the name of the local version info file. If it is empty the name
of the remote file is used }
property LocalVersionInfoFileName: string read FLocalVersionInfoFileName write FLocalVersionInfoFileName;
{ Database Location }
property LocationDatabase: TJvProgramVersionDatabaseLocation read FLocationDatabase write SetLocationDatabase;
{ FTP Location }
property LocationFTP: TJvProgramVersionFTPLocation read FLocationFTP write SetLocationFTP;
{ HTTP Location }
property LocationHTTP: TJvProgramVersionHTTPLocation read FLocationHTTP write SetLocationHTTP;
{ Network Location }
property LocationNetwork: TJvProgramVersionNetworkLocation read FLocationNetwork write SetLocationNetwork;
{ Defines location which is used for the version check,
only assigned locations are supported }
property LocationType: TJvProgramVersionLocationType read FLocationType write FLocationType;
{Defines which options of the component are stored/restored via AppStorage }
property UserOptions: TJvProgramVersionUserOptions read FUserOptions write SetUserOptions
default [uoCheckFrequency, uoLocalDirectory, uoAllowedReleaseType,
uoLocationType, uoLocationNetwork, uoLocationHTTP, uoLocationFTP, uoLocationDatabase];
property VersionHistoryFileOptions: TJvProgramVersionHistoryAppStorageOptions
read FVersionHistoryFileOptions write SetVersionHistoryFileOptions;
end;
{$IFDEF UNITVERSIONING}
const
UnitVersioning: TUnitVersionInfo = (
RCSfile: '$URL$';
Revision: '$Revision$';
Date: '$Date$';
LogPath: 'JVCL\run'
);
{$ENDIF UNITVERSIONING}
implementation
uses
Dialogs, Controls, ComCtrls, StdCtrls, Forms,
{$IFDEF USE_3RDPARTY_INDY}
IdURI,
{$ENDIF USE_3RDPARTY_INDY}
JclBase, JclFileUtils, JclShell,
JvDSADialogs, JvParameterListParameter, JvResources, Windows, Messages, JvJVCLUtils;
const
SParamNameVersionButtonInfo = 'VersionButtonInfo';
SParamNameMemo = 'Memo';
SParamNameNewVersionLabel = 'New Version Label';
SParamNameGroupBox = 'GroupBox';
SParamNameOperation = 'Operation';
SParamNameRadioButton = 'RadioButton';
SAppStorageDefaultSection = 'Version';
SProgramVersion = 'Program Version ';
SLastCheck = 'LastCheck';
//=== Common Functions =======================================================
function CompareVersionNumbers(AVersion1, AVersion2: string): Integer;
var
N1, N2: Integer;
function GetNextNumber(var Version: string): Integer;
var
P: Integer;
S: string;
begin
P := Pos('.', Version);
if P > 0 then
begin
S := Copy(Version, 1, P - 1);
Version := Copy(Version, P + 1, Length(Version) - P);
end
else
begin
S := Version;
Version := '';
end;
if S = '' then
Result := -1
else
try
Result := StrToInt(S);
except
Result := -1;
end;
end;
begin
Result := 0;
repeat
N1 := GetNextNumber(AVersion1);
N2 := GetNextNumber(AVersion2);
if N2 > N1 then
begin
Result := 1;
Exit;
end
else
if N2 < N1 then
begin
Result := -1;
Exit;
end
until (AVersion1 = '') and (AVersion2 = '');
end;
//=== { TJvProgramVersionsStringList } =======================================
function VersionNumberSortCompare(List: TStringList; Index1, Index2: Integer): Integer;
var
Info1, Info2: TJvProgramVersionInfo;
begin
Info1 := TJvProgramVersionInfo(List.Objects[Index1]);
Info2 := TJvProgramVersionInfo(List.Objects[Index2]);
Result := CompareVersionNumbers(Info1.ProgramVersion, Info2.ProgramVersion);
end;
procedure TJvProgramVersionsStringList.Sort;
begin
CustomSort(VersionNumberSortCompare);
end;
function TJvProgramVersionCheck.CreateVersionHistoryAppstorage(aFileFormat: TjvProgramVersionHistoryFileFormat):
TJvCustomAppMemoryFileStorage;
begin
if aFileFormat = hffIni then
begin
Result := TJvCustomAppMemoryFileStorage(TJvAppIniFileStorage.Create(Self));
TJvAppIniFileStorage(Result).DefaultSection := SAppStorageDefaultSection;
Result.StorageOptions.Assign(VersionHistoryFileOptions.INIOptions);
end
else
begin
Result := TJvCustomAppMemoryFileStorage(TJvAppXMLFileStorage.Create(Self));
Result.StorageOptions.Assign(VersionHistoryFileOptions.XMLOptions);
end;
Result.Location := flCustom;
Result.ReadOnly := True;
Result.AutoReload := True;
end;
//=== { TJvProgramVersionInfo } ==============================================
constructor TJvProgramVersionInfo.Create(AOwner: TComponent);
begin
inherited Create(AOwner);
FVersionDescription := TStringList.Create;
IgnoreLastLoadTime := True;
FDownloadPasswordRequired := False;
end;
destructor TJvProgramVersionInfo.Destroy;
begin
FreeAndNil(FVersionDescription);
inherited Destroy;
end;
procedure TJvProgramVersionInfo.Assign(Source: TPersistent);
begin
if (Source = Self) then
Exit;
if Source is TJvProgramVersionInfo then
begin
DownloadPasswordRequired := TJvProgramVersionInfo (Source).DownloadPasswordRequired;
LocalInstallerParams := TJvProgramVersionInfo (Source).LocalInstallerParams;
VersionDescription := TJvProgramVersionInfo (Source).VersionDescription;
ProgramSize := TJvProgramVersionInfo (Source).ProgramSize;
ProgramVersion := TJvProgramVersionInfo (Source).ProgramVersion;
ProgramLocationPath := TJvProgramVersionInfo (Source).ProgramLocationPath;
ProgramLocationFileName := TJvProgramVersionInfo (Source).ProgramLocationFileName;
ProgramReleaseType := TJvProgramVersionInfo (Source).ProgramReleaseType;
ProgramReleaseDate := TJvProgramVersionInfo (Source).ProgramReleaseDate;
end
else
inherited assign(Source);
end;
function TJvProgramVersionInfo.GetVersionDescription: TStrings;
begin
Result := FVersionDescription;
end;
procedure TJvProgramVersionInfo.SetVersionDescription(Value: TStrings);
begin
FVersionDescription.Assign(Value);
end;
procedure TJvProgramVersionInfo.Clear;
begin
if Assigned(FVersionDescription) then
FVersionDescription.Clear;
FProgramVersion := '';
FProgramReleaseType := prtProduction;
end;
function TJvProgramVersionInfo.EditIntf_GetObjectHint: string;
begin
Result := RSProgramVersionInfo_ObjectHint;
end;
function TJvProgramVersionInfo.EditIntf_GetPropertyHint(const PropertyName:
string): string;
begin
Result := '';
if PropertyName = 'DownloadPasswordRequired' then
Result := RSProgramVersionInfo_PropertyHint_DownloadPassword
else if PropertyName = 'LocalInstallerParams' then
Result := RSProgramVersionInfo_PropertyHint_LocalInstallerParams
else if PropertyName = 'ProgramLocationPath' then
Result := RSProgramVersionInfo_PropertyHint_ProgramLocationPath
else if PropertyName = 'ProgramLocationFileName' then
Result := RSProgramVersionInfo_PropertyHint_ProgramLocationFileName
else if PropertyName = 'ProgramVersion' then
Result := RSProgramVersionInfo_PropertyHint_ProgramVersion
else if PropertyName = 'VersionDescription' then
Result := RSProgramVersionInfo_PropertyHint_VersionDescription
else if PropertyName = 'ProgramReleaseType' then
Result := RSProgramVersionInfo_PropertyHint_ProgramReleaseType
else if PropertyName = 'ProgramSize' then
Result := RSProgramVersionInfo_PropertyHint_ProgramSize
else if PropertyName = 'ProgramReleaseDate' then
Result := RSProgramVersionInfo_PropertyHint_ProgramReleaseDate
else
Result := '';
end;
function TJvProgramVersionInfo.EditIntf_GetVisibleObjectName: string;
begin
Result := ProgramVersionInfo;
end;
function TJvProgramVersionInfo.ProgramVersionReleaseType: string;
begin
case ProgramReleaseType of
prtBeta:
Result := Trim(ProgramVersion + ' ' + RsPVCReleaseTypeBeta);
prtAlpha:
Result := Trim(ProgramVersion + ' ' + RsPVCReleaseTypeAlpha);
else
Result := Trim(ProgramVersion + ' ' + RsPVCReleaseTypeProduction);
end;
end;
function TJvProgramVersionInfo.ProgramSizeString: string;
begin
if ProgramSize <= 0 then
Result := ''
else
if ProgramSize >= 1024 * 1024 * 1024 then
Result := Format(RsPVSiceGB, [ProgramSize / 1024 / 1024 / 1024])
else
if ProgramSize >= 1024 * 1024 then
Result := Format(RsPVSiceMB, [ProgramSize / 1024 / 1024])
else
if ProgramSize >= 1024 then
Result := Format(RsPVSiceKB, [ProgramSize / 1024])
else
Result := Format(RsPVSiceB, [ProgramSize])
end;
function TJvProgramVersionInfo.ProgramVersionInfo: string;
begin
Result := ProgramVersionReleaseType;
if ProgramSize > 0 then
Result := Result + ' (' + ProgramSizeString + ')';
end;
procedure TJvProgramVersionInfo.StoreXMLProperties;
begin
AppStorage.SetXMLProperty(AppStoragePath, 'Version', ProgramVersionReleaseType);
Inherited;
end;
//=== { TJvProgramVersionHistory } ===========================================
constructor TJvProgramVersionHistory.Create(AOwner: TComponent);
begin
inherited Create(AOwner);
DeleteBeforeStore := True;
ItemName := SProgramVersion;
IgnoreLastLoadTime := True;
IgnoreProperties.Add('Duplicates');
IgnoreProperties.Add('Sorted');
end;
procedure TJvProgramVersionHistory.RecalculateCurrentProgramVersions;
var
I: TJvProgramReleaseType;
begin
Items.Sort;
for I := Low(TJvProgramReleaseType) to High(TJvProgramReleaseType) do
FCurrentProgramVersion[I] := SearchCurrentProgramVersion(I);
end;
procedure TJvProgramVersionHistory.LoadData;
begin
inherited LoadData;
RecalculateCurrentProgramVersions;
end;
function TJvProgramVersionHistory.AllowedCurrentProgramVersion(
AAllowedReleaseType: TJvProgramReleaseType): TJvProgramVersionInfo;
var
I: TJvProgramReleaseType;
begin
Result := nil;
I := Low(TJvProgramReleaseType);
while I <= AAllowedReleaseType do
begin
if Result = nil then
Result := CurrentProgramVersion[I]
else
if Assigned(CurrentProgramVersion[I]) and
(CompareVersionNumbers(Result.ProgramVersion, CurrentProgramVersion[I].ProgramVersion) > 0) then
Result := CurrentProgramVersion[I];
Inc(I);
end;
end;
procedure TJvProgramVersionHistory.Assign(Source: TPersistent);
var
i: Integer;
VersionInfo: TJvProgramVersionInfo;
begin
if (Source = Self) then
Exit;
if Source is TJvProgramVersionHistory then
begin
clear;
CurrentBetaProgramVersion := TJvProgramVersionHistory(Source).CurrentBetaProgramVersion;
CurrentAlphaProgramVersion := TJvProgramVersionHistory(Source).CurrentAlphaProgramVersion;
for i := 0 to TJvProgramVersionHistory(Source).count - 1 do
begin
VersionInfo := TJvProgramVersionInfo(TJvProgramVersionInfo(TJvProgramVersionHistory(Source).Items.Objects[i]).Clone(Owner));
Items.AddObject(VersionInfo.ProgramVersion, VersionInfo);
end;
Items.Sort;
end
else
inherited assign(Source);
end;
function TJvProgramVersionHistory.GetProgramVersion(Index: Integer): TJvProgramVersionInfo;
begin
if Assigned(Objects[Index]) and (Objects[Index] is TJvProgramVersionInfo) then
Result := TJvProgramVersionInfo(Objects[Index])
else
Result := nil;
end;
function TJvProgramVersionHistory.SearchCurrentProgramVersion(
AProgramReleaseType: TJvProgramReleaseType): TJvProgramVersionInfo;
var
I: Integer;
begin
Result := nil;
for I := 0 to Count - 1 do
if Assigned(ProgramVersion[I]) then
if ProgramVersion[I].ProgramReleaseType = AProgramReleaseType then
if Result = nil then
Result := ProgramVersion[I]
else
if CompareVersionNumbers(Result.ProgramVersion, ProgramVersion[I].ProgramVersion) = 1 then
Result := ProgramVersion[I];
end;
function TJvProgramVersionHistory.GetCurrentProgramVersion(Index: TJvProgramReleaseType): TJvProgramVersionInfo;
begin
Result := FCurrentProgramVersion[Index];
end;
function TJvProgramVersionHistory.CreateObject: TPersistent;
begin
Result := TJvProgramVersionInfo.Create(Self);
end;
function TJvProgramVersionHistory.CreateItemList: TStringList;
begin
Result := TJvProgramVersionsStringList.Create;
end;
function TJvProgramVersionHistory.EditIntf_GetObjectHint: string;
begin
Result := RSProgramVersionHistory_ObjectHint;
end;
function TJvProgramVersionHistory.EditIntf_GetPropertyHint(const PropertyName:
string): string;
begin
Result := '';
if PropertyName = 'CurrentProductionProgramVersion' then
Result := RSProgramVersionHistory_PropertyHint_Production
else if PropertyName = 'CurrentBetaProgramVersion' then
Result := RSProgramVersionHistory_PropertyHint_beta
else if PropertyName = 'CurrentAlphaProgramVersion' then
Result := RSProgramVersionHistory_PropertyHint_alpha
else
Result := Inherited EditIntf_GetPropertyHint(PropertyName);
end;
function TJvProgramVersionHistory.EditIntf_GetVisibleObjectName: string;
begin
Result := RSProgramVersionHistory;
end;
function TJvProgramVersionHistory.GetCurrentProductionProgramVersion: string;
begin
if Assigned(CurrentProgramVersion[prtProduction]) then
Result := CurrentProgramVersion[prtProduction].ProgramVersion
else
Result := '';
end;
function TJvProgramVersionHistory.GetCurrentBetaProgramVersion: string;
begin
if Assigned(CurrentProgramVersion[prtBeta]) then
Result := CurrentProgramVersion[prtBeta].ProgramVersion
else
Result := '';
end;
function TJvProgramVersionHistory.GetCurrentAlphaProgramVersion: string;
begin
if Assigned(CurrentProgramVersion[prtAlpha]) then
Result := CurrentProgramVersion[prtAlpha].ProgramVersion
else
Result := '';
end;
function TJvProgramVersionHistory.GetVersionsDescription(const AFromVersion, AToVersion: string): string;
var
I: Integer;
begin
Result := '';
for I := 0 to Count - 1 do
if (CompareVersionNumbers(AFromVersion, ProgramVersion[I].ProgramVersion) >= 0) and
(CompareVersionNumbers(AToVersion, ProgramVersion[I].ProgramVersion) <= 0) then
begin
Result := Result + ProgramVersion[I].ProgramVersionReleaseType;
if ProgramVersion[I].ProgramReleaseDate > 0 then
Result := Result + ' - ' + DateTimeToStr(ProgramVersion[I].ProgramReleaseDate);
if ProgramVersion[I].VersionDescription.Count > 0 then
Result := Result + NativeLineBreak + ProgramVersion[I].VersionDescription.Text;