CWE-ou-minkata/MOULOpenSourceClientPlugin/Plasma20/Sources/Plasma/NucleusLib/pnUtils/Private/pnUtPath.cpp

/*==LICENSE==*

CyanWorlds.com Engine - MMOG client, server and tools
Copyright (C) 2011 Cyan Worlds, Inc.

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 3 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, see <http://www.gnu.org/licenses/>.

Additional permissions under GNU GPL version 3 section 7

If you modify this Program, or any covered work, by linking or
combining it with any of RAD Game Tools Bink SDK, Autodesk 3ds Max SDK,
NVIDIA PhysX SDK, Microsoft DirectX SDK, OpenSSL library, Independent
JPEG Group JPEG library, Microsoft Windows Media SDK, or Apple QuickTime SDK
(or a modified version of those libraries),
containing parts covered by the terms of the Bink SDK EULA, 3ds Max EULA,
PhysX SDK EULA, DirectX SDK EULA, OpenSSL and SSLeay licenses, IJG
JPEG Library README, Windows Media SDK EULA, or QuickTime SDK EULA, the
licensors of this Program grant you additional
permission to convey the resulting work. Corresponding Source for a
non-source form of such a combination shall include the source code for
the parts of OpenSSL and IJG JPEG Library used as well as that of the covered
work.

You can contact Cyan Worlds, Inc. by email legal@cyan.com
 or by snail mail at:
      Cyan Worlds, Inc.
      14617 N Newport Hwy
      Mead, WA   99021

*==LICENSE==*/
/*****************************************************************************
*
*   $/Plasma20/Sources/Plasma/NucleusLib/pnUtils/Private/pnUtPath.cpp
*   
***/

#include "../Pch.h"
#pragma hdrstop


/****************************************************************************
*
*   Exported functions
*
***/

//===========================================================================
void PathGetProgramDirectory (
    wchar       *dst,
    unsigned     dstChars
) {
    ASSERT(dst);
    ASSERT(dstChars);

    PathGetProgramName(dst, dstChars);
    PathRemoveFilename(dst, dst, dstChars);
}

//===========================================================================
void PathAddFilename (
    wchar       *dst, 
    const wchar  src[], 
    const wchar  fname[],
    unsigned     dstChars
) {
    ASSERT(dst);
    ASSERT(dstChars);

    wchar temp[MAX_PATH];
    if (dst == src) {
        StrCopy(temp, src, arrsize(temp));
        src = temp;
    }
    else if (dst == fname) {
        StrCopy(temp, fname, arrsize(temp));
        fname = temp;
    }

    PathMakePath(dst, dstChars, 0, src, fname, 0);
}

//===========================================================================
void PathRemoveFilename (
    wchar       *dst, 
    const wchar  src[], 
    unsigned     dstChars
) {
    ASSERT(dst);
    ASSERT(src);
    ASSERT(dstChars);

    wchar drive[MAX_DRIVE];
    wchar dir[MAX_DIR];
    PathSplitPath(src, drive, dir, 0, 0);
    PathMakePath(dst, dstChars, drive, dir, 0, 0);
}

//===========================================================================
void PathRemoveExtension (
    wchar       *dst, 
    const wchar  src[], 
    unsigned     dstChars
) {
    ASSERT(dst);
    ASSERT(src);
    ASSERT(dstChars);

    wchar drive[MAX_DRIVE];
    wchar dir[MAX_DIR];
    wchar fname[MAX_FNAME];
    PathSplitPath(src, drive, dir, fname, 0);
    PathMakePath(dst, dstChars, drive, dir, fname, 0);
}

//===========================================================================
void PathSetExtension (
    wchar       *dst, 
    const wchar  src[],
    const wchar  ext[],
    unsigned     dstChars
) {
    ASSERT(dst);
    ASSERT(src);
    ASSERT(dst != ext);
    ASSERT(dstChars);

    wchar drive[MAX_DRIVE];
    wchar dir[MAX_DIR];
    wchar fname[MAX_FNAME];
    PathSplitPath(src, drive, dir, fname, 0);
    PathMakePath(dst, dstChars, drive, dir, fname, ext);
}

//===========================================================================
void PathAddExtension (
    wchar       *dst, 
    const wchar  src[],
    const wchar  ext[],
    unsigned     dstChars
) {
    ASSERT(dst);
    ASSERT(src);
    ASSERT(dst != ext);
    ASSERT(dstChars);

    wchar drive[MAX_DRIVE];
    wchar dir[MAX_DIR];
    wchar fname[MAX_FNAME];
    wchar oldext[MAX_EXT];
    PathSplitPath(src, drive, dir, fname, oldext);
    PathMakePath(
        dst, 
        dstChars,
        drive, 
        dir, 
        fname, 
        oldext[0] ? oldext : ext
    );
}

//===========================================================================
void PathRemoveDirectory (
    wchar       *dst, 
    const wchar  src[], 
    unsigned     dstChars
) {
    ASSERT(dst);
    ASSERT(src);
    ASSERT(dstChars);

    wchar fname[MAX_FNAME];
    wchar ext[MAX_EXT];
    PathSplitPath(src, 0, 0, fname, ext);
    PathMakePath(dst, dstChars, 0, 0, fname, ext);
}


/*****************************************************************************
*
*   Email formatting functions
*
***/

//============================================================================
void PathSplitEmail (
	const wchar	emailAddr[],
	wchar *		user,
	unsigned	userChars,
	wchar *		domain,
	unsigned	domainChars,
	wchar *		tld,
	unsigned	tldChars,
	wchar *		subDomains,
	unsigned	subDomainChars,
	unsigned	subDomainCount
) {
	ASSERT(emailAddr);
	
	#define SUB_DOMAIN(i) subDomains[(i) * subDomainChars]

	// null-terminate all output parameters
	if (userChars) {
		ASSERT(user);
		user[0] = 0;
	}
	if (domainChars) {
		ASSERT(domain);
		domain[0] = 0;
	}
	if (tldChars) {
		ASSERT(tld);
		tld[0] = 0;
	}
	if (subDomainChars || subDomainCount) {
		ASSERT(subDomains);
		for (unsigned i = 0; i < subDomainCount; ++i)
			SUB_DOMAIN(i) = 0;
	}

	// bail now if email address is zero-length
	unsigned len = StrLen(emailAddr);
	if (!len)
		return;

	// copy email address so we can tokenize it
	wchar * tmp = ALLOCA(wchar, len + 1);
	StrCopy(tmp, emailAddr, len + 1);
	const wchar * work = tmp;

	// parse user	
	wchar token[MAX_PATH];
	if (!StrTokenize(&work, token, arrsize(token), L"@"))
		return;

	// copy user to output parameter
	if (userChars)
		StrCopy(user, token, userChars);

	// skip past the '@' symbol
	if (!*work++)
		return;
	
	// parse all domains
	ARRAY(wchar *) arr;
	while (StrTokenize(&work, token, arrsize(token), L".")) {
		unsigned toklen = StrLen(token);
		wchar * str = ALLOCA(wchar, toklen + 1);
		StrCopy(str, token, toklen + 1);
		arr.Add(str);
	}

	// copy domains to output parameters
	unsigned index = 0;
	if (arr.Count() > 2) {
		// all domains except for the last two are sub-domains
		for (index = 0; index < arr.Count() - 2; ++index) {
			if (index < subDomainCount)
				if (subDomains)
					StrCopy(&SUB_DOMAIN(index), arr[index], subDomainChars);
		}
	}
	if (arr.Count() > 1) {
		// second to last domain is the primary domain
		if (domain)
			StrCopy(domain, arr[index], domainChars);
		// last comes the top level domain
		++index;
		if (tld)
			StrCopy(tld, arr[index], tldChars);
	}
	else if (arr.Count() == 1) {
		// if only one domain, return it as a sub-domain
		if (index < subDomainCount)
			if (subDomains)
				StrCopy(&SUB_DOMAIN(index), arr[index], subDomainChars);
	}
	
	#undef SUB_DOMAIN
}