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/*
Miranda SmileyAdd Plugin
Copyright (C) 2008 - 2011 Boris Krasnovskiy All Rights Reserved

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 "customsmiley.h"

SmileyPackCListType g_SmileyPackCStore;


bool SmileyPackCListType::AddSmileyPack(HANDLE hContact, TCHAR* dir)
{
	bool res = true;
	if (GetSmileyPack(hContact) == NULL)
	{
		SmileyPackCType *smileyPack = new SmileyPackCType;

		res = smileyPack->LoadSmileyDir(dir);
		if (res)
		{
			smileyPack->SetId(hContact);
			m_SmileyPacks.insert(smileyPack);
		}
		else
			delete smileyPack;
	}
	return res;
}


bool SmileyPackCListType::AddSmiley(HANDLE hContact, TCHAR* path)
{
	SmileyPackCType* smpack = GetSmileyPack(hContact);
	if (smpack == NULL)
	{  
		smpack = new SmileyPackCType;

		smpack->SetId(hContact);
		m_SmileyPacks.insert(smpack);
	}
	return smpack->LoadSmiley(path);
}


SmileyPackCType* SmileyPackCListType::GetSmileyPack(HANDLE id)
{
	for (int i = 0; i < m_SmileyPacks.getCount(); i++)
	{
		if (m_SmileyPacks[i].GetId() == id) return &m_SmileyPacks[i];
	}
	return NULL;
}


SmileyCType::SmileyCType(const bkstring& fullpath, const TCHAR* filepath)
{
	LoadFromResource(fullpath, 0); 
	CreateTriggerText(T2A_SM(filepath));
}

bool SmileyCType::CreateTriggerText(char* text)
{
	UrlDecode(text);

	int len = (int)strlen(text);
	if (len == 0) return false;

	int reslen = Netlib_GetBase64DecodedBufferSize(len)+1;
	char* res = (char*)alloca(reslen);

	NETLIBBASE64 nlb = { text, len, ( PBYTE )res, reslen };
	if (!CallService(MS_NETLIB_BASE64DECODE, 0, LPARAM( &nlb ))) return false;
	res[nlb.cbDecoded] = 0; 

	TCHAR *txt = mir_utf8decodeT(res);

	if (txt == NULL) return false;

	m_TriggerText = txt;
	mir_free(txt);

	return true;
}


//
// SmileyPackCType
//

bool SmileyPackCType::LoadSmileyDir(TCHAR* dir)
{
	bkstring dirs = dir;
	dirs += _T("\\*.*");

	_tfinddata_t c_file;
	INT_PTR hFile = _tfindfirst((TCHAR*)dirs.c_str(), &c_file);
	if (hFile > -1L)
	{
		do {
			if (c_file.name[0] != '.')
			{
				bkstring fullpath = dir;
				fullpath = fullpath + _T("\\") + c_file.name;
				TCHAR* div = _tcsrchr(c_file.name, '.');
				if (div)
				{
					*div = 0;
					SmileyCType *smlc = new SmileyCType(fullpath, c_file.name);
					if (smlc->GetTriggerText().empty())
						delete smlc;
					else
						m_SmileyList.insert(smlc);
				}
			}
		} while( _tfindnext( hFile, &c_file ) == 0 );
		_findclose( hFile );
		AddTriggersToSmileyLookup();
		return true;
	}
	return false;
}


bool SmileyPackCType::LoadSmiley(TCHAR* path)
{
	bkstring dirs = path;
	bkstring::size_type slash = dirs.find_last_of('\\');
	bkstring::size_type dot = dirs.find_last_of('.');

	bkstring name = dirs.substr(slash+1, dot - slash - 1); 

	for (int i=0; i < m_SmileyList.getCount(); i++)
	{
		if (m_SmileyList[i].GetTriggerText() == name)
		{
			m_SmileyList[i].LoadFromResource(dirs, 0);
			return true; 
		}
	}

	m_SmileyList.insert(new SmileyCType(dirs, (TCHAR*)name.c_str()));

	bkstring empty;
	m_SmileyLookup.insert(new SmileyLookup(
		m_SmileyList[m_SmileyList.getCount()-1].GetTriggerText(), false, m_SmileyList.getCount()-1, empty));

	return true;
}


void SmileyPackCType::AddTriggersToSmileyLookup(void)
{
	bkstring empty;
	for (int dist=0; dist<m_SmileyList.getCount(); dist++)
	{
		SmileyLookup *dats = new SmileyLookup(m_SmileyList[dist].GetTriggerText(), false, dist, empty); 
		m_SmileyLookup.insert(dats);
	}
}