bonsaiInstaller.simba

{_____________________________________________________________________}
{=====================================================================}
{¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯}
{  bonsaiInstaller.simba                                              }
{  Written by: bonsai                                                 }
{  Date Last Modified: 2014/09                                        }
{_____________________________________________________________________}
{=====================================================================}
{¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯}
program bonsaiInstaller;
{¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯}
const   
   blBitmapCodeUrl = 'http://pastebin.com/raw/RwkfJn1C';
   blBreakCodeUrl = 'http://pastebin.com/raw/=XPiz7BJ5';
   blColorizerCodeUrl = 'http://pastebin.com/raw/kxU0Dcvn';
   blCombatCodeUrl = 'http://pastebin.com/raw/wuYUh3i8';
   blMiscCodeUrl = 'http://pastebin.com/raw/PCmzxGRT';
   blNpcCodeUrl = 'http://pastebin.com/raw/9kYFFLAU';
   blTrackerCodeUrl = 'http://pastebin.com/raw/Fm7xWtHe';
   blUpdaterCodeUrl = 'http://pastebin.com/raw/UM7XpgZQ';
   fighterUrl = 'http://pastebin.com/raw/wR7FhHib';
{¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯}  
type
   Tupdater = record
      wereUpdatesPerformed : boolean;
   end;
{¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯}
var
   updater: Tupdater;
{¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯}
   
procedure Tupdater.die(s: string);
begin
   writeln('*******************************************************');
   writeln('***** FATAL ERROR: ', s);   
   writeln('*******************************************************');
   terminateScript();
end;

procedure Tupdater.header(s: string);
begin
   writeln('-------------------------------------------------------');
   writeln('-- ', s);
end;

procedure Tupdater.msg(s: string);
begin
   writeln('--     ', s);
end;

function Tupdater.rename(oldName: string; newName: string; delIfExists: boolean = true): boolean;
var
   inFile, outFile, fsize: integer;
   s: string;
begin
   if (FileExists(newName)) then
   begin
      if (not delIfExists) then
         self.die('File already exists, could not rename ' + oldName + ' to ' + newName);
         
      self.msg('removing file ' + newName);
      result := DeleteFile(newName);
      if (not result) then
         self.die('Error deleting ' + newName);
   end;
   
   inFile := OpenFile(oldName, false);
   if (inFile = -1) then
      self.die('Error opening ' + oldName + ' for reading.');
      
   outfile := RewriteFile(newName, false);
   if (outFile = -1) then
      self.die('Error opening ' + newName + ' for writing.');

   fsize := FileSize(inFile);
   
   result := ReadFileString(inFile, s, fsize);
   if (not result) then
      self.die('Error reading from ' + oldName);
      
   result := WriteFileString(outFile, s);
   if (not result) then
      self.die('Error writing to ' + newName);
      
   CloseFile(inFile);
   CloseFile(outFile);
   result := true;
end;

function Tupdater.createIncludeFolder(dname: string): boolean
begin
   self.header('Checking for ' + dname + ' include folder:');
   if (DirectoryExists(includePath + dname)) then
   begin
      self.msg('include folder already exists, no change made');
      result := true;
   end
   else
   begin
      result := CreateDirectory(includePath + dname);
      if (result) then
         self.msg('created include folder ' + includePath + dname)
      else
         self.die('Could not create directory ' + includePath + dname);
   end;
end;

function Tupdater.download(fname: string; url: string; isLib: boolean = false): boolean;
var
   fullPath, contents: string;
   outFile: integer;
begin
   self.header('Installing latest ' + fname);
   if (isLib) then
      fullPath := includePath + 'bonsai\' + fname
   else
      fullPath := appPath + 'Scripts\' + fname;
  
   if (FileExists(fullPath)) then
   begin
      self.msg('file ' + fullPath + ' already exists, renaming to .bak');
      self.rename(fullPath, fullPath + '.bak');
   end;
   
   contents := GetPage(url);
   
   if (contents = '') then
      self.die('Could not load new script contents from ' + url);
      
   outfile := RewriteFile(fullPath, false);
   if (outFile = -1) then
      self.die('Error opening ' + fullPath + ' for writing.');
      
   if (WriteFileString(outFile, contents)) then
      self.msg('Script ' + fullPath + ' has been updated')
   else
      self.die('Error writing new contents to ' + fullPath);
      
   CloseFile(outFile);
   result := true;
end;

begin
   updater.header('Installing bonsaiFighter');   
   updater.createIncludeFolder('bonsai');
   updater.createIncludeFolder('bonsai\colors');

   updater.download('blBitmap.simba', blBitmapCodeUrl, true);
   updater.download('blBreak.simba', blBreakCodeUrl, true);
   updater.download('blColorizer.simba', blColorizerCodeUrl, true);
   updater.download('blCombat.simba', blCombatCodeUrl, true);
   updater.download('blMisc.simba', blMiscCodeUrl, true);
   updater.download('blNpc.simba', blNpcCodeUrl, true);
   updater.download('blTracker.simba', blTrackerCodeUrl, true);
   updater.download('blUpdater.simba', blUpdaterCodeUrl, true);
   updater.download('bonsaiFighter.simba', fighterUrl, false);

   updater.header('Install Completed');
   writeln('-------------------------------------------------------');

   // self destruct on the way out
   if (FileExists(appPath + 'Scripts\bonsaiInstaller.simba')) then
      DeleteFile(appPath + 'Scripts\bonsaiInstaller.simba');
end.