/*
Miranda NG SmileyAdd Plugin
Copyright (C) 2012 - 2015 Miranda NG project (http://miranda-ng.org)
Copyright (C) 2005 - 2011 Boris Krasnovskiy All Rights Reserved
Copyright (C) 2003 - 2004 Rein-Peter de Boer

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 version 2
of the License.

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/>.
*/

#include "general.h"

SmileyPackListType g_SmileyPacks;
SmileyCategoryListType g_SmileyCategories;

//
// SmileyType
//


SmileyType::SmileyType(void)
{
	m_SmileyIcon = NULL;
	m_xepimg = NULL;
	m_flags = 0;
	m_index = 0;
	m_size.cx = 0;
	m_size.cy = 0;  
}

SmileyType::~SmileyType() 
{
	if (m_xepimg) m_xepimg->Release();
	m_xepimg = NULL;

	if (m_SmileyIcon != NULL) DestroyIcon(m_SmileyIcon);
	m_SmileyIcon = NULL;
}


HICON SmileyType::GetIcon(void)
{ 
	if (m_SmileyIcon == NULL)
	{
		ImageBase* img = CreateCachedImage();
		if (!img) return NULL;
		img->SelectFrame(m_index);
		m_SmileyIcon = img->GetIcon();
		img->Release();
	}
	return m_SmileyIcon;
}


HICON SmileyType::GetIconDup(void) 
{ 
	ImageBase* img = CreateCachedImage();
	img->SelectFrame(m_index);
	HICON hIcon = img->GetIcon();
	img->Release();
	return hIcon;
}


bool SmileyType::LoadFromImage(IStream* pStream)
{
	if (m_xepimg) m_xepimg->Release();

	CMString name;
	m_xepimg = new ImageType(0, name, pStream);

	return true;
}


bool SmileyType::LoadFromResource(const CMString& file, const int index)
{
	m_index = index;
	m_filepath = file;

	return true;
}


void SmileyType::GetSize(SIZE& size)
{
	if (m_size.cy == 0)
	{
		ImageBase* img = CreateCachedImage();
		if (img)
		{
			img->GetSize(m_size);
			img->Release();
		}
	}
	size = m_size;
}


ImageBase* SmileyType::CreateCachedImage(void)
{
	if (m_xepimg)
	{
		m_xepimg->AddRef();
		return m_xepimg;
	}
	return AddCacheImage(m_filepath, m_index);
}


void SmileyType::SetImList(HIMAGELIST hImLst, long i)
{
	if (m_xepimg) m_xepimg->Release(); 
	m_xepimg = new ImageListItemType(0, hImLst, i);
}


HBITMAP SmileyType::GetBitmap(COLORREF bkgClr, int sizeX, int sizeY)
{
	ImageBase* img = CreateCachedImage();
	if (!img) return NULL;
	img->SelectFrame(m_index);
	HBITMAP hBmp = img->GetBitmap(bkgClr, sizeX, sizeY);
	img->Release();

	return hBmp;
}


//
// SmileyPackType
//

SmileyPackType::SmileyPackType()
{
	m_hSmList = NULL;
	errorFound = false;
}

SmileyType* SmileyPackType::GetSmiley(unsigned index) 
{ 
	return (index < (unsigned)m_SmileyList.getCount()) ? &m_SmileyList[index] : NULL;
}


static DWORD_PTR ConvertServiceParam(MCONTACT hContact, const TCHAR *param)
{
	DWORD_PTR ret;
	if (param == NULL)
		ret = 0;
	else if (mir_tstrcmpi(_T("hContact"), param) == 0)
		ret = (DWORD_PTR)hContact;
	else if (_istdigit(*param))
		ret = _ttoi(param);
	else
		ret = (DWORD_PTR)param;

	return ret;
}


void SmileyType::CallSmileyService(MCONTACT hContact)
{
	_TPattern * srvsplit = _TPattern::compile(_T("(.*)\\|(.*)\\|(.*)"));
	_TMatcher * m0 = srvsplit->createTMatcher(GetTriggerText());
	m0->findFirstMatch();

	CMString name = m0->getGroup(1);
	CMString par1 = m0->getGroup(2);
	CMString par2 = m0->getGroup(3);

	delete m0;
	delete srvsplit;

	char str[MAXMODULELABELLENGTH];
	const char *proto = "";

	if (name[0] == '/')
	{
		proto = (const char*)GetContactProto(hContact);
		if (proto == NULL) return;
	}
	mir_snprintf(str, "%s%s", proto, T2A_SM(name.c_str()));
	CallService(str,
		ConvertServiceParam(hContact, par1.c_str()), 
		ConvertServiceParam(hContact, par2.c_str()));
}



SmileyPackType::~SmileyPackType()
{
	if (m_hSmList != NULL) ImageList_Destroy(m_hSmList);
}

static const TCHAR urlRegEx[] = 
	_T("(?:ftp|https|http|file|aim|webcal|irc|msnim|xmpp|gopher|mailto|news|nntp|telnet|wais|prospero)://?[\\w.?%:/$+;]*");
static const TCHAR pathRegEx[] = _T("[\\s\"][a-zA-Z]:[\\\\/][\\w.\\-\\\\/]*");
static const TCHAR timeRegEx[] = _T("\\d{1,2}:\\d{2}:\\d{2}|\\d{1,2}:\\d{2}");

void SmileyPackType::AddTriggersToSmileyLookup(void)
{
	_TPattern * p = _TPattern::compile(_T("\\s+"));
	{
		CMString emptystr;
		m_SmileyLookup.insert(new SmileyLookup(urlRegEx, true, -1, emptystr));
		m_SmileyLookup.insert(new SmileyLookup(pathRegEx, true, -1, emptystr));
		m_SmileyLookup.insert(new SmileyLookup(timeRegEx, true, -1, emptystr));
	}

	for (int dist = 0; dist < m_SmileyList.getCount(); dist++) {
		if (m_SmileyList[dist].IsRegEx()) {
			SmileyLookup* dats = new SmileyLookup(m_SmileyList[dist].GetTriggerText(), true, dist, GetFilename());
			if (dats->IsValid())
				m_SmileyLookup.insert(dats);
			else 
				errorFound = true;
			if (m_SmileyList[dist].m_InsertText.IsEmpty())
				m_SmileyList[dist].m_InsertText = m_SmileyList[dist].m_ToolText;
		}
		else if (!m_SmileyList[dist].IsService()) {
			bool first = true;
			int li = 0;
			_TMatcher * m0 = p->createTMatcher(m_SmileyList[dist].GetTriggerText());
			while (m0->findNextMatch())
			{	
				int stind = m0->getStartingIndex();
				if (li != stind) {
					CMString out;
					ReplaceAllSpecials(m0->getString().Mid(li, stind - li), out);
					SmileyLookup *dats = new SmileyLookup(out, false, dist, GetFilename()); 
					if (dats->IsValid()) {
						m_SmileyLookup.insert(dats);
						if (first) {
							m_SmileyList[dist].m_InsertText = out;
							first = false;
						}
					}
				}
				li = m0->getEndingIndex();
			}

			int stind = (int)m0->getString().GetLength();
			if (li < stind) {
				CMString out;
				ReplaceAllSpecials(m0->getString().Mid(li, stind - li), out);
				SmileyLookup *dats = new SmileyLookup(out, false, dist, GetFilename()); 
				if (dats->IsValid()) {
					m_SmileyLookup.insert(dats);
					if (first) {
						m_SmileyList[dist].m_InsertText = out;
						first = false;
					}
				}
				else
					delete dats;
			}
			delete m0;
		}
	}
	delete p;
}

void SmileyPackType::ReplaceAllSpecials(const CMString& Input, CMString& Output)
{
	Output = _TPattern::replace(_T("%%_{1,2}%%"), Input, _T(" "));
	Output = _TPattern::replace(_T("%%''%%"), Output, _T("\""));
}

void SmileyPackType::Clear(void)
{
	m_SmileyList.destroy();
	m_SmileyLookup.destroy();
	if (m_hSmList != NULL) { ImageList_Destroy(m_hSmList); m_hSmList = NULL; }
	m_Filename.Empty();
	m_Name.Empty();
	m_Date.Empty();
	m_Version.Empty();
	m_Author.Empty();
	m_VisibleCount = 0;
	m_ButtonSmiley.Empty();
	errorFound = false;
}

bool SmileyPackType::LoadSmileyFile(const CMString& filename, const CMString& packname, bool onlyInfo, bool noerr)
{
	Clear();

	if (filename.IsEmpty()) {
		m_Name = _T("Nothing loaded");
		return false;
	}

	CMString modpath;
	pathToAbsolute(filename, modpath);

	// Load xep file
	int fh = _topen(modpath.c_str(), _O_BINARY | _O_RDONLY);
	if (fh == -1) {
		if (!noerr) {
			static const TCHAR errmsg[] = LPGENT("Smiley pack %s for category \"%s\" not found.\nSelect correct smiley pack in the Options -> Customize -> Smileys.");
			TCHAR msgtxt[1024];
			mir_sntprintf(msgtxt, _countof(msgtxt), TranslateTS(errmsg), modpath.c_str(), packname);
			ReportError(msgtxt);
		}

		m_Name = _T("Nothing loaded");
		return false;
	}

	m_Filename = filename;

	// Find file size
	const long flen = _filelength(fh);

	// Allocate file buffer
	char* buf = new char[flen + sizeof(wchar_t)];

	// Read xep file in
	int len = _read(fh, buf, flen);
	*(wchar_t*)(buf+len) = 0;

	// Close file
	_close(fh);

	CMString tbuf;

	if (len>2 && *(wchar_t*)buf == 0xfeff)
		tbuf = W2T_SM((wchar_t*)buf+1);
	else if (len>3 && buf[0]=='\xef' && buf[1]=='\xbb' && buf[2]=='\xbf')
		tbuf = W2T_SM(A2W_SM(buf+3, CP_UTF8));
	else
		tbuf = A2T_SM(buf);

	delete[] buf;

	bool res;
	if (filename.Find(_T(".xep")) == -1) 
		res = LoadSmileyFileMSL(tbuf, onlyInfo, modpath);
	else
		res = LoadSmileyFileXEP(tbuf, onlyInfo, modpath);

	if (errorFound)
		ReportError(TranslateT("There were problems loading smiley pack (it should be corrected).\nSee network log for details."));

	return res;
}

bool SmileyPackType::LoadSmileyFileMSL(CMString& tbuf, bool onlyInfo, CMString& modpath) 
{
	_TPattern * pathsplit = _TPattern::compile(_T("(.*\\\\)(.*)\\.|$"));
	_TMatcher * m0 = pathsplit->createTMatcher(modpath);

	m0->findFirstMatch();
	const CMString pathstr = m0->getGroup(1);
	const CMString packstr = m0->getGroup(2);

	delete m0;
	delete pathsplit;

	_TPattern * otherf = _TPattern::compile(
		_T("^\\s*(Name|Author|Date|Version|ButtonSmiley)\\s*=\\s*\"(.*)\""),
		_TPattern::MULTILINE_MATCHING);

	m0 = otherf->createTMatcher(tbuf);

	while (m0->findNextMatch())
	{
		if (m0->getGroup(1) == _T("Name")) m_Name = m0->getGroup(2);
		if (m0->getGroup(1) == _T("Author")) m_Author = m0->getGroup(2);
		if (m0->getGroup(1) == _T("Date")) m_Date = m0->getGroup(2);
		if (m0->getGroup(1) == _T("Version")) m_Version = m0->getGroup(2);
		if (m0->getGroup(1) == _T("ButtonSmiley")) m_ButtonSmiley = m0->getGroup(2);
	}
	delete m0;
	delete otherf;

	if (!onlyInfo) {
		selec.x = 0;
		selec.y = 0;
		win.x   = 0;
		win.y   = 0;
		{
			_TPattern *pat = _TPattern::compile(
				_T("^\\s*(Selection|Window)Size\\s*=\\s*(\\d+)\\s*,\\s*(\\d+)"),
				_TPattern::MULTILINE_MATCHING);
			_TMatcher *m0 = pat->createTMatcher(tbuf);
			while (m0->findNextMatch()) {
				POINT tpt;
				tpt.x = _ttol(m0->getGroup(2).c_str());
				tpt.y = _ttol(m0->getGroup(3).c_str());

				if (m0->getGroup(1) == _T("Selection"))
					selec = tpt;
				else if (m0->getGroup(1) == _T("Window"))
					win = tpt;
			}
			delete m0;
			delete pat;
		}

		_TPattern * smiley = _TPattern::compile(
			_T("^\\s*Smiley(\\*)?\\s*=")	// Is Hidden
			_T("(?:\\s*\"(.*)\")")			// Smiley file name
			_T("(?:[\\s,]+(\\-?\\d+))")		// Icon resource id
			_T("(?:[\\s,]+(R|S)?\"(.*?)\")")	// Trigger text
			_T("(?:[\\s,]+\"(.*?)\")?")		// Tooltip or insert text
			_T("(?:[\\s,]+\"(.*?)\")?"),		// Tooltip text
			_TPattern::MULTILINE_MATCHING);

		_TMatcher * m0 = smiley->createTMatcher(tbuf);
		SmileyVectorType hiddenSmileys;

		unsigned smnum = 0;
		while (m0->findNextMatch()) {
			CMString resname = m0->getGroup(2);
			if (resname.Find(_T("http://")) != -1) {
				if (GetSmileyFile(resname, packstr))
					continue;
			}
			else if (!resname.IsEmpty())
				resname.Insert(0, pathstr);

			SmileyType *dat = new SmileyType;

			const int iconIndex = _ttol(m0->getGroup(3).c_str());

			dat->SetHidden(m0->getStartingIndex(1) >= 0);
			if (m0->getStartingIndex(4) >= 0) {
				dat->SetRegEx(m0->getGroup(4) == _T("R"));
				dat->SetService(m0->getGroup(4) == _T("S"));
			}
			dat->m_TriggerText = m0->getGroup(5);
			if (dat->IsRegEx()) {
				if (m0->getStartingIndex(6) >= 0)
					ReplaceAllSpecials(m0->getGroup(6), dat->m_InsertText);

				if (m0->getStartingIndex(7) >= 0)
					ReplaceAllSpecials(m0->getGroup(7), dat->m_ToolText);
				else
					dat->m_ToolText = dat->m_InsertText;
			}
			else {
				if (m0->getStartingIndex(6) >= 0)
					ReplaceAllSpecials(m0->getGroup(6), dat->m_ToolText);
				else
					ReplaceAllSpecials(dat->m_TriggerText, dat->m_ToolText);
			}

			bool noerr;
			if (resname.IsEmpty()) {
				dat->SetHidden(true);
				dat->SetText(true);
				noerr = true;
			}
			else noerr = dat->LoadFromResource(resname, iconIndex);

			if (dat->IsHidden())
				hiddenSmileys.insert(dat);
			else
				m_SmileyList.insert(dat);

			if (!noerr) {
				static const TCHAR errmsg[] = LPGENT("Smiley #%u in file %s for smiley pack %s not found."); 
				TCHAR msgtxt[1024];
				mir_sntprintf(msgtxt, _countof(msgtxt), TranslateTS(errmsg), smnum, resname.c_str(), modpath.c_str());
				CallService(MS_NETLIB_LOG, (WPARAM)hNetlibUser, _T2A(msgtxt));
				errorFound = true;
			}
			smnum++;
		}
		delete m0;
		delete smiley;

		m_VisibleCount = m_SmileyList.getCount();

		m_SmileyList.splice(hiddenSmileys);

		AddTriggersToSmileyLookup();
	}

	return true;
}


static void DecodeHTML(CMString& str)
{
	if (str.Find('&') != -1) {
		str = _TPattern::replace(CMString(_T("&lt;")), str, CMString(_T("<")));
		str = _TPattern::replace(CMString(_T("&gt;")), str, CMString(_T(">")));
	}
}


static IStream* DecodeBase64Data(const char* pData)
{
	unsigned dataLen;
	ptrA data((char*)mir_base64_decode(pData, &dataLen));
	if (data == NULL)
		return NULL;

	// Read image list
	HGLOBAL hBuffer = GlobalAlloc(GMEM_MOVEABLE, dataLen);
	if (!hBuffer)
		return NULL;

	void *dst = GlobalLock(hBuffer);
	memcpy(dst, data, dataLen);
	GlobalUnlock(hBuffer);

	IStream *pStream = NULL;
	CreateStreamOnHGlobal(hBuffer, TRUE, &pStream);
	return pStream;
}


bool SmileyPackType::LoadSmileyFileXEP(CMString& tbuf, bool onlyInfo, CMString& )
{
	_TMatcher *m0, *m1, *m2;

	_TPattern * dbname_re = _TPattern::compile(_T("<DataBaseName>\\s*\"(.*?)\"\\s*</DataBaseName>"),
		_TPattern::MULTILINE_MATCHING);
	_TPattern * author_re = _TPattern::compile(_T("<PackageAuthor>\\s*\"(.*?)\"\\s*</PackageAuthor>"),
		_TPattern::MULTILINE_MATCHING);
	_TPattern * settings_re = _TPattern::compile(_T("<settings>(.*?)</settings>"),
		_TPattern::MULTILINE_MATCHING | _TPattern::DOT_MATCHES_ALL);

	m0 = settings_re->createTMatcher(tbuf);
	if (m0->findFirstMatch())
	{
		CMString settings = m0->getGroup(1);

		m1 = author_re->createTMatcher(settings);
		if (m1->findFirstMatch())
		{
			m_Author = m1->getGroup(1);
			DecodeHTML(m_Author);
		}
		delete m1;

		m1 = dbname_re->createTMatcher(settings);
		if (m1->findFirstMatch())
		{
			m_Name = m1->getGroup(1);
			DecodeHTML(m_Name);
		}
		delete m1;
	}
	delete m0;

	delete dbname_re;
	delete author_re;
	delete settings_re;

	if (!onlyInfo)
	{
		_TPattern * record_re = _TPattern::compile(_T("<record.*?ImageIndex=\"(.*?)\".*?>(?:\\s*\"(.*?)\")?(.*?)</record>"),
			_TPattern::MULTILINE_MATCHING | _TPattern::DOT_MATCHES_ALL);
		_TPattern * expression_re = _TPattern::compile(_T("<Expression>\\s*\"(.*?)\"\\s*</Expression>"),
			_TPattern::MULTILINE_MATCHING);
		_TPattern * pastetext_re = _TPattern::compile(_T("<PasteText>\\s*\"(.*?)\"\\s*</PasteText>"),
			_TPattern::MULTILINE_MATCHING);
		_TPattern * images_re = _TPattern::compile(_T("<images>(.*?)</images>"),
			_TPattern::MULTILINE_MATCHING | _TPattern::DOT_MATCHES_ALL);
		_TPattern * image_re = _TPattern::compile(_T("<Image>(.*?)</Image>"),
			_TPattern::MULTILINE_MATCHING | _TPattern::DOT_MATCHES_ALL);
		_TPattern * imagedt_re = _TPattern::compile(_T("<!\\[CDATA\\[(.*?)\\]\\]>"),
			_TPattern::MULTILINE_MATCHING );

		m0 = images_re->createTMatcher(tbuf);
		if (m0->findFirstMatch())
		{
			CMString images = m0->getGroup(1);

			m1 = imagedt_re->createTMatcher(images);
			if (m1->findFirstMatch())
			{
				IStream* pStream = DecodeBase64Data(T2A_SM(m1->getGroup(1).c_str()));
				if (pStream != NULL)
				{
					if (m_hSmList != NULL) ImageList_Destroy(m_hSmList);
					m_hSmList = ImageList_Read(pStream);
					pStream->Release();
				}
			}
			delete m1;
		}
		delete m0;

		m0 = record_re->createTMatcher(tbuf);
		while (m0->findNextMatch())
		{
			SmileyType *dat =  new SmileyType;

			dat->SetRegEx(true);
			dat->SetImList(m_hSmList, _ttol(m0->getGroup(1).c_str()));
			dat->m_ToolText = m0->getGroup(2);
			DecodeHTML(dat->m_ToolText);

			CMString rec = m0->getGroup(3);

			m1 = expression_re->createTMatcher(rec);
			if (m1->findFirstMatch())
			{
				dat->m_TriggerText = m1->getGroup(1);
				DecodeHTML(dat->m_TriggerText);
			}
			delete m1;

			m1 = pastetext_re->createTMatcher(rec);
			if (m1->findFirstMatch())
			{
				dat->m_InsertText = m1->getGroup(1);
				DecodeHTML(dat->m_InsertText);
			}
			delete m1;
			dat->SetHidden(dat->m_InsertText.IsEmpty());

			m1 = image_re->createTMatcher(rec);
			if (m1->findFirstMatch())
			{
				CMString images = m1->getGroup(1);

				m2 = imagedt_re->createTMatcher(images);
				if (m2->findFirstMatch())
				{
					IStream* pStream = DecodeBase64Data(T2A_SM(m2->getGroup(1).c_str()));
					if (pStream != NULL)
					{
						dat->LoadFromImage(pStream);
						pStream->Release();
					}
				}
				delete m2;
			}
			delete m1;

			m_SmileyList.insert(dat);
		}
		delete m0;

		delete record_re;
		delete expression_re;
		delete pastetext_re;
		delete images_re;
		delete image_re;
		delete imagedt_re;
	}

	m_VisibleCount = m_SmileyList.getCount();

	AddTriggersToSmileyLookup();

	selec.x = 0;
	selec.y = 0;
	win.x   = 0;
	win.y   = 0;

	return true;
}


//
// SmileyPackListType
//


bool SmileyPackListType::AddSmileyPack(CMString& filename, CMString& packname)
{
	bool res = true;
	if (GetSmileyPack(filename) == NULL)
	{  //not exist yet, so add
		SmileyPackType *smileyPack = new SmileyPackType;

		res = smileyPack->LoadSmileyFile(filename, packname, FALSE);
		if (res)
			m_SmileyPacks.insert(smileyPack);
		else
			delete smileyPack;
	}
	return res;
}


SmileyPackType* SmileyPackListType::GetSmileyPack(CMString& filename)
{
	CMString modpath;
	pathToAbsolute(filename, modpath);

	for (int i=0; i < m_SmileyPacks.getCount(); i++) {
		CMString modpath1;
		pathToAbsolute(m_SmileyPacks[i].GetFilename(), modpath1);
		if (mir_tstrcmpi(modpath.c_str(), modpath1.c_str()) == 0) return &m_SmileyPacks[i];
	}
	return NULL;
}

void SmileyPackListType::ClearAndFreeAll()
{
	m_SmileyPacks.destroy();
}


//
// SmileyCategoryType
//


SmileyCategoryType::SmileyCategoryType(SmileyPackListType* pSPS, const CMString& name, 
	const CMString& displayName, 
	const CMString& defaultFilename, SmcType typ)
{ 
	m_pSmileyPackStore = pSPS; 
	type = typ; 
	m_Name = name; 
	m_DisplayName = displayName;
	visible = true;

	opt.ReadPackFileName(m_Filename, m_Name, defaultFilename);
}


void SmileyCategoryType::Load(void)
{
	bool visiblecat = opt.UsePhysProto ? !IsAcc() : !IsPhysProto();
	bool visible = opt.UseOneForAll ? !IsProto() : visiblecat;

	if (visible && !m_Filename.IsEmpty()){
		bool loaded = m_pSmileyPackStore->AddSmileyPack(m_Filename, m_DisplayName);
		if (!loaded){
			ClearFilename();
			SaveSettings();
		}
	}
}


SmileyPackType* SmileyCategoryType::GetSmileyPack(void) 
{ 
	return m_pSmileyPackStore->GetSmileyPack(m_Filename); 
}


void SmileyCategoryType::SaveSettings(void)
{ 
	opt.WritePackFileName(m_Filename, m_Name); 
}

//
// SmileyCategoryListType
//

void SmileyCategoryListType::ClearAndLoadAll(void)
{
	m_pSmileyPackStore->ClearAndFreeAll();

	for (int i=0; i < m_SmileyCategories.getCount(); i++)
		m_SmileyCategories[i].Load();
}


SmileyCategoryType* SmileyCategoryListType::GetSmileyCategory(const CMString& name)
{
	for (int i=0; i < m_SmileyCategories.getCount(); i++)
		if (name.CompareNoCase(m_SmileyCategories[i].GetName()) == 0)
			return &m_SmileyCategories[i];

	return NULL;
}


SmileyCategoryType* SmileyCategoryListType::GetSmileyCategory(unsigned index)
{
	return index < (unsigned)m_SmileyCategories.getCount() ? &m_SmileyCategories[index] : NULL;
}


SmileyPackType* SmileyCategoryListType::GetSmileyPack(CMString& categoryname) 
{
	SmileyCategoryType* smc = GetSmileyCategory(categoryname);
	return smc != NULL ? smc->GetSmileyPack() : NULL; 
}


void SmileyCategoryListType::SaveSettings(void)
{
	CMString catstr;
	for (int i=0; i < m_SmileyCategories.getCount(); i++) {
		m_SmileyCategories[i].SaveSettings();
		if (m_SmileyCategories[i].IsCustom()) {
			if (!catstr.IsEmpty()) catstr += '#';
			catstr += m_SmileyCategories[i].GetName();
		}
	}
	opt.WriteCustomCategories(catstr);
}


void SmileyCategoryListType::AddAndLoad(const CMString& name, const CMString& displayName)
{
	if (GetSmileyCategory(name) != NULL)
		return;

	AddCategory(name, displayName, smcExt);
	// Load only if other smileys have been loaded already
	if (m_SmileyCategories.getCount() > 1)
		m_SmileyCategories[m_SmileyCategories.getCount()-1].Load();
}


void SmileyCategoryListType::AddCategory(const CMString& name, const CMString& displayName, 
	SmcType typ, const CMString& defaultFilename)
{
	if (GetSmileyCategory(name) == NULL)
		m_SmileyCategories.insert(new SmileyCategoryType(m_pSmileyPackStore, name, 
		displayName, defaultFilename, typ));
}


bool SmileyCategoryListType::DeleteCustomCategory(int index)
{
	if (index < m_SmileyCategories.getCount()) {
		if (m_SmileyCategories[index].IsCustom()) {
			m_SmileyCategories.remove(index);
			return true;
		}
	}
	return false;
}

void SmileyCategoryListType::AddAccountAsCategory(PROTOACCOUNT *acc, const CMString& defaultFile)
{
	if (Proto_IsAccountEnabled(acc) && acc->szProtoName && IsSmileyProto(acc->szModuleName))
	{
		CMString displayName(acc->tszAccountName ? acc->tszAccountName : A2T_SM(acc->szModuleName));
		CMString PhysProtoName, paths;
		DBVARIANT dbv;
		
		if (db_get_ts(NULL, acc->szModuleName, "AM_BaseProto", &dbv) == 0){
			PhysProtoName = _T("AllProto");
			PhysProtoName += dbv.ptszVal;
			db_free(&dbv);		
		}

		if (!PhysProtoName.IsEmpty())
			paths = g_SmileyCategories.GetSmileyCategory(PhysProtoName) ? g_SmileyCategories.GetSmileyCategory(PhysProtoName)->GetFilename() : _T("");
		
		if (paths.IsEmpty()){
			const char* packnam = acc->szProtoName;
			if (mir_strcmp(packnam, "JABBER") == 0)
				packnam = "JGMail";
			else if (strstr(packnam, "SIP") != NULL)
				packnam = "MSN";

			char path[MAX_PATH];
			mir_snprintf(path, _countof(path), "Smileys\\nova\\%s.msl", packnam);

			paths = A2T_SM(path); 
			CMString patha;
			pathToAbsolute(paths, patha);

			if (_taccess(patha.c_str(), 0) != 0)
				paths = defaultFile;
		}

		CMString tname(A2T_SM(acc->szModuleName));
		AddCategory(tname, displayName, acc->bIsVirtual ? smcVirtualProto : smcProto, paths);
	}
}

void SmileyCategoryListType::AddProtoAsCategory(char *acc, const CMString& defaultFile)
{
	if (acc == NULL)
		return;
	
	const char* packnam = acc;
	if (mir_strcmp(packnam, "JABBER") == 0)
		packnam = "JGMail";
	else if (strstr(packnam, "SIP") != NULL)
		packnam = "MSN";

	char path[MAX_PATH];
	mir_snprintf(path, _countof(path), "Smileys\\nova\\%s.msl", packnam);

	CMString paths = A2T_SM(path), patha;
	pathToAbsolute(paths, patha);

	if (_taccess(patha.c_str(), 0) != 0)
		paths = defaultFile;
	CMString dName(acc), displayName;
	displayName.AppendFormat(TranslateT("%s global smiley pack"), dName.GetBuffer());
	CMString tname("AllProto");
	tname += A2T_SM(acc);
	AddCategory(tname, displayName, smcPhysProto, paths);
}

void SmileyCategoryListType::DeleteAccountAsCategory(PROTOACCOUNT *acc)
{
	CMString tname(A2T_SM(acc->szModuleName));

	for (MCONTACT hContact = db_find_first(); hContact; hContact = db_find_next(hContact)) {
		char* proto = GetContactProto(hContact);
		if (proto == NULL)
			continue;

		DBVARIANT dbv;
		if (!db_get_ts(hContact, proto, "Transport", &dbv)) {
			bool found = (tname.CompareNoCase(dbv.ptszVal) == 0);
			db_free(&dbv);
			if (found)
				return;
		}
	}

	for (int i=0; i < m_SmileyCategories.getCount(); i++) {
		if (tname.CompareNoCase(m_SmileyCategories[i].GetName()) == 0) {
			m_SmileyCategories.remove(i);
			break;
		}
	}
}

void SmileyCategoryListType::AddContactTransportAsCategory(MCONTACT hContact, const CMString& defaultFile)
{
	char* proto = GetContactProto(hContact);
	if (proto == NULL) return;

	DBVARIANT dbv;
	if (!db_get_ts(hContact, proto, "Transport", &dbv)) {
		if (dbv.ptszVal[0] == '\0') {
			db_free(&dbv);
			return;
		}
		char* trsp = mir_strdup(T2A_SM(dbv.ptszVal));
		_strlwr(trsp);

		const char *packname = NULL;
		if (strstr(trsp, "msn") != NULL)
			packname  = "msn";
		else if (strstr(trsp, "icq") != NULL)
			packname  = "icq";
		else if (strstr(trsp, "yahoo") != NULL)
			packname  = "yahoo";
		else if (strstr(trsp, "aim") != NULL)
			packname  = "aim";
		else if (strstr(trsp, "lcs") != NULL)
			packname  = "msn";

		mir_free(trsp);

		CMString displayName = dbv.ptszVal;
		if (packname != NULL) {
			char path[MAX_PATH];
			mir_snprintf(path, _countof(path), "Smileys\\nova\\%s.msl", packname);

			CMString paths = A2T_SM(path), patha; 
			pathToAbsolute(paths, patha);

			if (_taccess(patha.c_str(), 0) != 0) 
				paths = defaultFile;

			AddCategory(displayName, displayName, smcTransportProto, paths); 
		}
		else AddCategory(displayName, displayName, smcTransportProto, defaultFile);

		db_free(&dbv);
	}
}

void SmileyCategoryListType::AddAllProtocolsAsCategory(void)
{
	CMString displayName = TranslateT("Standard");
	CMString tname = _T("Standard");
	AddCategory(tname, displayName, smcStd);

	const CMString& defaultFile = GetSmileyCategory(tname)->GetFilename();

	unsigned lpcp = Langpack_GetDefaultCodePage();

	PROTOCOLDESCRIPTOR **proto;
	int protoCount = 0;
	Proto_EnumProtocols(&protoCount, &proto);

	for (int i = 0; i < protoCount; i++){
		PROTOCOLDESCRIPTOR* pd = proto[i];
		if (pd->type == PROTOTYPE_PROTOCOL && pd->cbSize == sizeof(*pd))
			AddProtoAsCategory(pd->szName, defaultFile);	
	}

	PROTOACCOUNT **accList;	
	Proto_EnumAccounts(&protoCount, &accList);
	for (int i = 0; i < protoCount; i++)
		AddAccountAsCategory(accList[i], defaultFile);

	for (MCONTACT hContact = db_find_first(); hContact; hContact = db_find_next(hContact))
		AddContactTransportAsCategory(hContact, defaultFile);

	CMString cats;
	opt.ReadCustomCategories(cats);

	int cppv = 0; 
	for (;;) {
		int cp = cats.Find('#', cppv);
		if (cp == -1)
			break;
			
		displayName = cats.Mid(cppv, cp - cppv);
		AddCategory(displayName, displayName, smcCustom, defaultFile);
		cppv = cp + 1;
	}

	if (cppv != cats.GetLength()) {
		displayName = cats.Mid(cppv, cats.GetLength() - cppv);
		AddCategory(displayName, displayName, smcCustom, defaultFile);
	}
}


SmileyLookup::SmileyLookup(const CMString& str, const bool regexs, const int ind, const CMString& smpt)
{
	TCHAR msgtxt[1024];

	m_ind = ind;
	if (regexs) {
		static const CMString testString(_T("Test String"));
		m_pattern = _TPattern::compile(str);
		m_valid = m_pattern != NULL;
		if (m_valid) {
			_TMatcher* matcher = m_pattern->createTMatcher(testString);
			m_valid &= (!matcher->findFirstMatch() ||
				matcher->getStartingIndex() != matcher->getEndingIndex());
			if (!m_valid) {
				static const TCHAR errmsg[] = LPGENT("Regular expression \"%s\" in smiley pack \"%s\" could produce \"empty matches\".");
				mir_sntprintf(msgtxt, _countof(msgtxt), TranslateTS(errmsg), str.c_str(), smpt.c_str());
			}
			delete matcher;
		}
		else {
			static const TCHAR errmsg[] = LPGENT("Regular expression \"%s\" in smiley pack \"%s\" malformed.") ;
			mir_sntprintf(msgtxt, _countof(msgtxt), TranslateTS(errmsg), str.c_str(), smpt.c_str());
		}

		if (!m_valid)
			CallService(MS_NETLIB_LOG, (WPARAM)hNetlibUser, _T2A(msgtxt));
	} 
	else {
		m_text = str;
		m_pattern = NULL;
		m_valid = !str.IsEmpty();
	}
}


SmileyLookup::~SmileyLookup()
{
	delete m_pattern;
}


void SmileyLookup::Find(const CMString& str, SmileyLocVecType& smlcur, bool firstOnly) const
{
	if (!m_valid) return;

	if (m_text.IsEmpty()) {
		_TMatcher* matcher = m_pattern->createTMatcher(str);
		while( matcher->findNextMatch()) {
			int st = matcher->getStartingIndex();
			int sz = matcher->getEndingIndex() - st;
			if (sz != 0) {
				smlcur.insert(new SmileyLocType(st, sz));
				if (firstOnly && m_ind != -1)
					return;
			}
		}
		delete matcher;
	}
	else {
		const TCHAR* pos = str.c_str();
		while( (pos = _tcsstr(pos, m_text.c_str())) != NULL ) {
			smlcur.insert(new SmileyLocType(pos - str.c_str(), m_text.GetLength()));
			pos += m_text.GetLength();
			if (firstOnly && m_ind != -1)
				return;
		}
	}
}