/**

 * WinPR: Windows Portable Runtime

 * WinPR Logger

 *

 * Copyright 2013 Marc-Andre Moreau <marcandre.moreau@gmail.com>

 *

 * Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

#include <winpr/config.h>

#include "Appender.h"

void WLog_Appender_Free(wLog* log, wLogAppender* appender)

{

  if (!appender)

    return;

  if (appender->Layout)

  {

    WLog_Layout_Free(log, appender->Layout);

    appender->Layout = NULL;

  }

  DeleteCriticalSection(&appender->lock);

  appender->Free(appender);

}

wLogAppender* WLog_GetLogAppender(wLog* log)

{

  if (!log)

    return NULL;

  if (!log->Appender)

    return WLog_GetLogAppender(log->Parent);

  return log->Appender;

}

BOOL WLog_OpenAppender(wLog* log)

{

  int status = 0;

  wLogAppender* appender = NULL;

  appender = WLog_GetLogAppender(log);

  if (!appender)

    return FALSE;

  if (!appender->Open)

    return TRUE;

  if (!appender->active)

  {

    status = appender->Open(log, appender);

    appender->active = TRUE;

  }

  return status;

}

BOOL WLog_CloseAppender(wLog* log)

{

  int status = 0;

  wLogAppender* appender = NULL;

  appender = WLog_GetLogAppender(log);

  if (!appender)

    return FALSE;

  if (!appender->Close)

    return TRUE;

  if (appender->active)

  {

    status = appender->Close(log, appender);

    appender->active = FALSE;

  }

  return status;

}

static wLogAppender* WLog_Appender_New(wLog* log, DWORD logAppenderType)

{

  wLogAppender* appender = NULL;

  if (!log)

    return NULL;

  switch (logAppenderType)

  {

    case WLOG_APPENDER_CONSOLE:

      appender = WLog_ConsoleAppender_New(log);

      break;

    case WLOG_APPENDER_FILE:

      appender = WLog_FileAppender_New(log);

      break;

    case WLOG_APPENDER_BINARY:

      appender = WLog_BinaryAppender_New(log);

      break;

    case WLOG_APPENDER_CALLBACK:

      appender = WLog_CallbackAppender_New(log);

      break;

#ifdef WINPR_HAVE_SYSLOG_H

    case WLOG_APPENDER_SYSLOG:

      appender = WLog_SyslogAppender_New(log);

      break;

#endif

#ifdef WINPR_HAVE_JOURNALD_H

    case WLOG_APPENDER_JOURNALD:

      appender = WLog_JournaldAppender_New(log);

      break;

#endif

    case WLOG_APPENDER_UDP:

      appender = (wLogAppender*)WLog_UdpAppender_New(log);

      break;

    default:

      fprintf(stderr, "%s: unknown handler type %" PRIu32 "\n", __func__, logAppenderType);

      appender = NULL;

      break;

  }

  if (!appender)

    appender = (wLogAppender*)WLog_ConsoleAppender_New(log);

  if (!appender)

    return NULL;

  if (!(appender->Layout = WLog_Layout_New(log)))

  {

    WLog_Appender_Free(log, appender);

    return NULL;

  }

  InitializeCriticalSectionAndSpinCount(&appender->lock, 4000);

  return appender;

}

BOOL WLog_SetLogAppenderType(wLog* log, DWORD logAppenderType)

{

  if (!log)

    return FALSE;

  if (log->Appender)

  {

    WLog_Appender_Free(log, log->Appender);

    log->Appender = NULL;

  }

  log->Appender = WLog_Appender_New(log, logAppenderType);

  return log->Appender != NULL;

}

BOOL WLog_ConfigureAppender(wLogAppender* appender, const char* setting, void* value)

{

  /* Just check the settings string is not empty */

  if (!appender || !setting || (strnlen(setting, 2) == 0))

    return FALSE;

  if (appender->Set)

    return appender->Set(appender, setting, value);

  else

    return FALSE;

}