CodeSnip Old Code (SVN)

{
 * UpdateIni.ps
 *
 * Pascal script for use in [Code] Section of CodeSnip's Install.iss.
 *
 * Creates per-user and application-wide ini files in correct data folders. Can
 * also create the ini files from the information stored in the single ini file
 * used in versions of CodeSnip prior to version 1.9.
 *
 * $Rev$
 * $Date$
 *
 * ***** BEGIN LICENSE BLOCK *****
 *
 * Version: MPL 1.1
 *
 * 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 UpdateIni.ps.
 *
 * The Initial Developer of the Original Code is Peter Johnson
 * (http://www.delphidabbler.com/).
 *
 * Portions created by the Initial Developer are Copyright (C) 2007-2010 Peter
 * Johnson. All Rights Reserved.
 *
 * Contributors:
 *    NONE
 *
 * ***** END LICENSE BLOCK *****
}


function OriginalIniFileName: string;
  {Gets fully specified file name of original style, solitary, config file.
    @return Ini file name.
  }
begin
  Result := AddBackslash(gUserAppDataDir) + 'CodeSnip.ini';
end;

function CommonIniFileName: string;
  {Gets fully specified file name of current application wide config file.
    @return Ini file name.
  }
begin
  Result := AddBackslash(gCommonAppDataDir) + 'Common.ini';
end;

function OldUserIniFileName: string;
  {Gets fully specified file name of original per user config file.
    @return Ini file name.
  }
begin
  Result := AddBackslash(gUserAppDataDir) + 'User.ini';
end;

function V3UserIniFileName: string;
  {Gets fully specified file name of version 3's per user config file.
    @return Ini file name.
  }
begin
  Result := AddBackslash(gUserAppDataDir) + 'User.3.ini';
end;

function UserIniFileName: string;
  {Gets fully specified file name of current per user config file.
    @return Ini file name.
  }
begin
  Result := AddBackslash(gUserAppDataDir) + 'User.4.ini';
end;

procedure CopyAnsiToUnicodeIniFile(OldFileName, NewFileName: string);
  {Reads an ANSI .ini file, coverts content to Unicode and writes that to a
  UTF-16LE encoded Unicode .ini file. Requires Unicode Inno Setup.
    @param OldFileName [in] Name of ANSI .ini file.
    @param NewFileName [in] Name of Unicode .ini file.
  }
var
  Lines: TArrayOfString;  // lines of text read from ANSI .ini file
begin
  // reads an ANSI file and converts contents to Unicode, using system default
  // encoding
  LoadStringsFromFile(OldFileName, Lines);
  // writes string array to UTF-16LE file
  WriteStringsToUnicodeFile(NewFileName, Lines);
end;

procedure CreateUnicodeIniFile(FileName: string);
  {Create a new empty UTF-16LE encoding .ini file. Used to ensure the ini file
  writing routines write in Unicode. This works because built in Inno Setup
  ini function call Windows API WritePrivateProfileString which only writes
  Unicode if the file it is writing to is detected as Unicode. If not it writes
  ANSI text.
    @param FileName [in] Name of new .ini file.
  }
var
  NulLines: TArrayOfString;   // dummy empty string array
begin
  SetLength(NulLines, 0);
  WriteStringsToUnicodeFile(FileName, NulLines);
end;

procedure StampIniFiles;
  {Updates both config files with correct version information. This records ini
  file versions and version number of program being installed.
  }
begin
  // Flag ini file versions
  if not FileExists(UserIniFileName) then
    CreateUnicodeIniFile(UserIniFileName);
  SetIniInt('IniFile', 'Version', 7, UserIniFileName);
  if not FileExists(CommonIniFileName) then
    CreateUnicodeIniFile(CommonIniFileName);
  SetIniInt('IniFile', 'Version', 5, CommonIniFileName);
  // Record application version in common ini file
  SetIniString(
    'Application',
    'Version',
    ExpandConstant('{#AppVersion}'),
    CommonIniFileName
  );
end;

procedure CreateIniFilesFromOldStyle;
  {Creates new style per user and common config files from content of single,
  old style config file used before CodeSnip v1.9.
  }
var
  I: Integer; // loops thru all highlight elements
begin
  // Create per-user settings file:
  // Copy file
  CopyAnsiToUnicodeIniFile(OriginalIniFileName, UserIniFileName);
  // Delete unwanted sections:
  // - Application section now in common ini file
  // - Source code output format: format lost when updating from CodeSnip pre
  //   1.7 since section was SourceOutput, but format preserved from v1.7 since
  //   current Prefs:SourceCode section used
  // - Highlighting style is deliberately lost since CodeSnip v3 has new default
  //   style and main display uses style, therefore sections HiliteOutput
  //   (pre v1.7.5) and Prefs:Hiliter (v1.7 and later) deleted
  DeleteIniSection('Application', UserIniFileName);
  DeleteIniSection('SourceOutput', UserIniFileName);
  DeleteIniSection('HiliteOutput', UserIniFileName);
  for I := 0 to 11 do
    DeleteIniSection('HiliteOutput:Elem' + IntToStr(I), UserIniFileName);
  DeleteIniSection('Prefs:Hiliter', UserIniFileName);
  // Main window's overview tabs have changed in v3: so we reset to 0 (default)
  SetIniInt('MainWindow', 'OverviewTab', 0, UserIniFileName);

  // Create common (application specific) settings file
  // Copy file
  CopyAnsiToUnicodeIniFile(OriginalIniFileName, CommonIniFileName);
  // Delete unwanted sections
  // following sections belong in per-user file
  DeleteIniSection('Cmp:D2', CommonIniFileName);
  DeleteIniSection('Cmp:D3', CommonIniFileName);
  DeleteIniSection('Cmp:D4', CommonIniFileName);
  DeleteIniSection('Cmp:D5', CommonIniFileName);
  DeleteIniSection('Cmp:D6', CommonIniFileName);
  DeleteIniSection('Cmp:D7', CommonIniFileName);
  DeleteIniSection('Cmp:D2005w32', CommonIniFileName);
  DeleteIniSection('Cmp:D2006w32', CommonIniFileName);
  DeleteIniSection('Cmp:D2007', CommonIniFileName);
  DeleteIniSection('Cmp:FPC', CommonIniFileName);
  DeleteIniSection('FindCompiler', CommonIniFileName);
  DeleteIniSection('FindText', CommonIniFileName);
  DeleteIniSection('FindXRefs', CommonIniFileName);
  DeleteIniSection('MainWindow', CommonIniFileName);
  DeleteIniSection('Prefs:General', CommonIniFileName);
  DeleteIniSection('Prefs:Printing', CommonIniFileName);
  DeleteIniSection('Prefs:SourceCode', CommonIniFileName);
  DeleteIniSection('Prefs:Hiliter', CommonIniFileName);
  // following sections may occur when updating from CodeSnip v1.7.5 or earlier
  DeleteIniSection('SourceOutput', CommonIniFileName);
  DeleteIniSection('HiliteOutput', CommonIniFileName);
  for I := 0 to 11 do
    DeleteIniSection('HiliteOutput:Elem' + IntToStr(I), CommonIniFileName);
end;

procedure CopyOldUserIniFile;
  {Copies original per user config file to current location.
  }
begin
  // Copy the file
  CopyAnsiToUnicodeIniFile(OldUserIniFileName, UserIniFileName);
  // Delete highlighter preferences: not to be brought forward from old versions
  DeleteIniSection('Prefs:Hiliter', UserIniFileName);
  // Main window's overview tabs have changed in v3: so we reset to 0 (default)
  SetIniInt('MainWindow', 'OverviewTab', 0, UserIniFileName);
end;

procedure CopyV3UserIniFile;
  {Copies version 3's per user config file to current location.
  }
begin
  // Copy the file
  CopyAnsiToUnicodeIniFile(V3UserIniFileName, UserIniFileName);
end;

procedure CreateDefaultCodeGenEntries;
  {Adds Prefs:CodeGen section along with default data.
  }
begin
  if not FileExists(UserIniFileName) then
    CreateUnicodeIniFile(UserIniFileName);
  SetIniInt('Prefs:CodeGen', 'SwitchOffWarnings', 0, UserIniFileName);
  SetIniInt('Prefs:CodeGen', 'WarningCount', 8, UserIniFileName);
  SetIniString(
    'Prefs:CodeGen', 'Warning0.Symbol', 'UNSAFE_TYPE', UserIniFileName
  );
  SetIniString(
    'Prefs:CodeGen', 'Warning0.MinCompiler', '15.00', UserIniFileName
  );
  SetIniString(
    'Prefs:CodeGen', 'Warning1.Symbol', 'UNSAFE_CAST', UserIniFileName
  );
  SetIniString(
    'Prefs:CodeGen', 'Warning1.MinCompiler', '15.00', UserIniFileName
  );
  SetIniString(
    'Prefs:CodeGen', 'Warning2.Symbol', 'UNSAFE_CODE', UserIniFileName
  );
  SetIniString(
    'Prefs:CodeGen', 'Warning2.MinCompiler', '15.00', UserIniFileName
  );
  SetIniString(
    'Prefs:CodeGen', 'Warning3.Symbol', 'SYMBOL_PLATFORM', UserIniFileName
  );
  SetIniString(
    'Prefs:CodeGen', 'Warning3.MinCompiler', '14.00', UserIniFileName
  );
  SetIniString(
    'Prefs:CodeGen', 'Warning4.Symbol', 'SYMBOL_DEPRECATED', UserIniFileName
  );
  SetIniString(
    'Prefs:CodeGen', 'Warning4.MinCompiler', '14.00', UserIniFileName
  );
  SetIniString(
    'Prefs:CodeGen', 'Warning5.Symbol', 'SYMBOL_LIBRARY', UserIniFileName
  );
  SetIniString(
    'Prefs:CodeGen', 'Warning5.MinCompiler', '14.00', UserIniFileName
  );
  SetIniString(
    'Prefs:CodeGen', 'Warning6.Symbol', 'IMPLICIT_STRING_CAST', UserIniFileName
  );
  SetIniString(
    'Prefs:CodeGen', 'Warning6.MinCompiler', '20.00', UserIniFileName
  );
  SetIniString(
    'Prefs:CodeGen', 'Warning7.Symbol', 'EXPLICIT_STRING_CAST', UserIniFileName
  );
  SetIniString(
    'Prefs:CodeGen', 'Warning7.MinCompiler', '20.00', UserIniFileName
  );
end;

procedure DeleteProxyPassword;
  {Deletes proxy password entry.
  }
begin
  if not FileExists(UserIniFileName) then
    CreateUnicodeIniFile(UserIniFileName);
  SetIniString('ProxyServer', 'Password', '', UserIniFileName);
end;