rainmeter-studio/Library/Export.cpp

/*
  Copyright (C) 2011 Birunthan Mohanathas, Peter Souza

  This program is free software; you can redistribute it and/or
  modify it under the terms of the GNU General Public License
  as published by the Free Software Foundation; either version 2
  of the License, or (at your option) any later version.

  This program is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  GNU General Public License for more details.

  You should have received a copy of the GNU General Public License
  along with this program; if not, write to the Free Software
  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
*/

#include "StdAfx.h"
#include "Rainmeter.h"
#include "Export.h"
#include "MeterWindow.h"
#include "Measure.h"
#include "MeasurePlugin.h"

extern CRainmeter* Rainmeter;

static std::wstring g_Buffer;

BOOL LSLog(int nLevel, LPCWSTR unused, LPCWSTR pszMessage)
{
	// Ignore LOG_DEBUG messages from plugins unless in debug mode
	if (nLevel != LOG_DEBUG || Rainmeter->GetDebug())
	{
		Log(nLevel, pszMessage);
	}

	return TRUE;
}

LPCWSTR RmReadString(void* rm, LPCWSTR option, LPCWSTR defValue, BOOL replaceMeasures)
{
	CMeasurePlugin* measure = (CMeasurePlugin*)rm;
	CConfigParser& parser = measure->GetMeterWindow()->GetParser();
	return parser.ReadString(measure->GetName(), option, defValue, (bool)replaceMeasures).c_str();
}

double RmReadFormula(void* rm, LPCWSTR option, double defValue)
{
	CMeasurePlugin* measure = (CMeasurePlugin*)rm;
	CConfigParser& parser = measure->GetMeterWindow()->GetParser();
	return parser.ReadFormula(measure->GetName(), option, defValue);
}

LPCWSTR RmPathToAbsolute(void* rm, LPCWSTR relativePath)
{
	CMeasurePlugin* measure = (CMeasurePlugin*)rm;
	g_Buffer = relativePath;
	measure->GetMeterWindow()->MakePathAbsolute(g_Buffer);
	return g_Buffer.c_str();
}

void* RmGet(void* rm, int type)
{
	CMeasurePlugin* measure = (CMeasurePlugin*)rm;

	switch (type)
	{
	case RMG_MEASURENAME:
		{
			return (void*)measure->GetName();
		}

	case RMG_SKIN:
		{
			return (void*)measure->GetMeterWindow();
		}

	case RMG_SETTINGSFILE:
		{
			g_Buffer = Rainmeter->GetSettingsPath();
			g_Buffer += L"Plugins.ini";
			return (void*)g_Buffer.c_str();
		}
	}

	return NULL;
}

void RmExecute(void* skin, LPCWSTR command)
{
	CMeterWindow* mw = (CMeterWindow*)skin;

	// Fake WM_COPYDATA message to deliver bang
	COPYDATASTRUCT cds;
	cds.cbData = 1;
	cds.dwData = 1;
	cds.lpData = (void*)command;
	mw->OnCopyData(WM_COPYDATA, NULL, (LPARAM)&cds);
}

// Deprecated!
LPCWSTR ReadConfigString(LPCWSTR section, LPCWSTR option, LPCWSTR defValue)
{
	// NULL checking
	if (section == NULL)  section  = L"";
	if (option == NULL)   option   = L"";
	if (defValue == NULL) defValue = L"";

	CConfigParser* parser = Rainmeter->GetCurrentParser();
	if (parser)
	{
		return parser->ReadString(section, option, defValue, false).c_str();
	}

	return defValue;
}

// Deprecated!
LPCWSTR PluginBridge(LPCWSTR _sCommand, LPCWSTR _sData)
{
	if (Rainmeter)
	{
		if (_sCommand == NULL || *_sCommand == L'\0')
		{
			return L"noop";
		}

		if (_sData == NULL) _sData = L"";

		std::wstring sCommand = _sCommand;
		std::transform(sCommand.begin(), sCommand.end(), sCommand.begin(), ::towlower);

		// Command       GetConfig
		// Data          unquoted full path and filename given to the plugin on initialize
		//               (note: this is CaSe-SeNsItIvE!)
		// Execution     none
		// Result        the config name if found or a blank string if not
		if (sCommand == L"getconfig")
		{
			// returns the config name, lookup by INI file

			CMeterWindow *meterWindow = Rainmeter->GetMeterWindowByINI(_sData);
			if (meterWindow)
			{
				g_Buffer = L"\"";
				g_Buffer += meterWindow->GetSkinName();
				g_Buffer += L"\"";
				return g_Buffer.c_str();
			}

			return L"";
		}

		// Command       GetWindow
		// Data          [the config name]
		// Execution     none
		// Result        the HWND to the specified config window if found, 'error' otherwise
		if (sCommand == L"getwindow")
		{
			std::vector<std::wstring> subStrings = CRainmeter::ParseString(_sData);

			if (subStrings.size() >= 1)
			{
				const std::wstring& config = subStrings[0];

				CMeterWindow *meterWindow = Rainmeter->GetMeterWindow(config);
				if (meterWindow)
				{
					WCHAR buf1[64];
					_snwprintf_s(buf1, _TRUNCATE, L"%lu", PtrToUlong(meterWindow->GetWindow()));
					g_Buffer = buf1;
					return g_Buffer.c_str();
				}
			}
			return L"error";
		}

		// Command       GetVariable
		// Data          [the config name]
		// Execution     none
		// Result        the value of the variable
		if (sCommand == L"getvariable")
		{
			std::vector<std::wstring> subStrings = CRainmeter::ParseString(_sData);

			if (subStrings.size() >= 2)
			{
				const std::wstring& config = subStrings[0];

				CMeterWindow *meterWindow = Rainmeter->GetMeterWindow(config);
				if (meterWindow)
				{
					const std::wstring& variable = subStrings[1];
					std::wstring result_from_parser;

					if (meterWindow->GetParser().GetVariable(variable, result_from_parser))
					{
						g_Buffer = result_from_parser;
						return g_Buffer.c_str();
					}
				}
			}

			return L"";
		}

		// Command       SetVariable
		// Data          [the config name] [variable data]
		// Execution     the indicated variable is updated
		// Result        'success' if the config was found, 'error' otherwise
		if (sCommand == L"setvariable")
		{
			std::vector<std::wstring> subStrings = CRainmeter::ParseString(_sData);

			if (subStrings.size() >= 2)
			{
				const std::wstring& config = subStrings[0];
				std::wstring arguments;

				for (size_t i = 1, isize = subStrings.size(); i < isize; ++i)
				{
					if (i != 1) arguments += L" ";
					arguments += subStrings[i];
				}

				CMeterWindow *meterWindow = Rainmeter->GetMeterWindow(config);
				if (meterWindow)
				{
					meterWindow->RunBang(BANG_SETVARIABLE, arguments.c_str());
					return L"success";
				}
			}
			return L"error";
		}

		return L"noop";
	}

	return L"error:no rainmeter!";
}