flickr.lib.logging.pas

// Copyright (c) 2015, Jordi Corbilla
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// - Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
// - Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
// - Neither the name of this library nor the names of its contributors may be
// used to endorse or promote products derived from this software without
// specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.

unit flickr.lib.logging;

interface

type
  TLogger = class(TObject)
    class procedure LogFile(s: string);
    class procedure LogDebug(s: string);
  end;

implementation

uses
  SysUtils, Windows;

class procedure TLogger.LogFile(s: string);
var
  LogFile: TextFile;
begin
  AssignFile(LogFile, ExtractFilePath(ParamStr(0)) + 'Flickr.log.txt');
  try
    if FileExists(ExtractFilePath(ParamStr(0)) + 'Flickr.log.txt') then
      Append(LogFile)
    else
      Rewrite(LogFile);
    WRITELN(LogFile, Format('%s %s', [DateTimeToStr(Now), s]));
    CloseFile(LogFile);
  except
  end;
end;

class procedure TLogger.LogDebug(s: string);
begin
  OutputDebugString(PChar(Format('%s %s', [DateTimeToStr(Now), s])));
end;

end.