#include "global.h"
#include "GotoURL.h"
#include <windows.h>
#include <shellapi.h>

/* This is called from the crash handler; don't use RegistryAccess, since it's
 * not crash-conditions safe. */
static LONG GetRegKey( HKEY key, RString subkey, LPTSTR retdata )
{
	HKEY hKey;
    LONG iRet = RegOpenKeyEx( key, subkey, 0, KEY_QUERY_VALUE, &hKey );

    if( iRet != ERROR_SUCCESS )
		return iRet;

	long iDataSize = MAX_PATH;
	char data[MAX_PATH];
	RegQueryValue( hKey, "emulation", data, &iDataSize );
	strcpy( retdata, data );
	RegCloseKey( hKey );

    return ERROR_SUCCESS;
}


bool GotoURL( RString sUrl )
{
	// First try ShellExecute()
	int iRet = (int) ShellExecute( NULL, "open", sUrl, NULL, NULL, SW_SHOWDEFAULT );

	// If it failed, get the .htm regkey and lookup the program
	if( iRet > 32 )
		return true;

	char key[2*MAX_PATH];
	if( GetRegKey(HKEY_CLASSES_ROOT, ".htm", key) != ERROR_SUCCESS )
		return false;

	strcpy( key, "\\shell\\open\\command" );

	if( GetRegKey(HKEY_CLASSES_ROOT, key, key) != ERROR_SUCCESS )
		return false;

	char *szPos = strstr( key, "\"%1\"" );
	if( szPos == NULL )
	{
		// No quotes found.  Check for %1 without quotes
		szPos = strstr( key, "%1" );
		if( szPos == NULL )                   
			szPos = key+lstrlen(key)-1; // No parameter.
		else
			*szPos = '\0';                 // Remove the parameter
	}
	else
		*szPos = '\0';                       // Remove the parameter

	strcat( szPos, " " );
	strcat( szPos, sUrl );

	return WinExec( key, SW_SHOWDEFAULT ) > 32;
}

/*
 * (c) 2002-2004 Chris Danford
 * All rights reserved.
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, and/or sell copies of the Software, and to permit persons to
 * whom the Software is furnished to do so, provided that the above
 * copyright notice(s) and this permission notice appear in all copies of
 * the Software and that both the above copyright notice(s) and this
 * permission notice appear in supporting documentation.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF
 * THIRD PARTY RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR HOLDERS
 * INCLUDED IN THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL INDIRECT
 * OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
 * OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
 * OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
 * PERFORMANCE OF THIS SOFTWARE.
 */
