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/*
Avatar History Plugin
---------
This plugin uses the event provided by Avatar Service to
automatically back up contacts' avatars when they change.
Copyright (C) 2006 Matthew Wild - Email: mwild1@gmail.com
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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include "stdafx.h"
bool ProtocolEnabled(const char *proto)
{
if (proto == NULL)
return FALSE;
char setting[256];
mir_snprintf(setting, "%sEnabled", proto);
return 0 != db_get_b(NULL, MODULE_NAME, setting, true);
}
bool ContactEnabled(MCONTACT hContact, char *setting, int def)
{
if (hContact == NULL)
return false;
char *proto = GetContactProto(hContact);
if (!ProtocolEnabled(proto))
return false;
BYTE globpref = db_get_b(NULL, MODULE_NAME, setting, def);
BYTE userpref = db_get_b(hContact, MODULE_NAME, setting, BST_INDETERMINATE);
return (globpref && userpref == BST_INDETERMINATE) || userpref == BST_CHECKED;
}
// Returns true if the unicode buffer only contains 7-bit characters.
BOOL IsUnicodeAscii(const WCHAR * pBuffer, int nSize)
{
for (int nIndex = 0; nIndex < nSize; nIndex++)
if (pBuffer[nIndex] > 0x7F)
return FALSE;
return TRUE;
}
void ConvertToFilename(wchar_t *str, size_t size)
{
for(size_t i = 0; i < size && str[i] != '\0'; i++) {
switch(str[i]) {
case '/':
case '\\':
case ':':
case '*':
case '?':
case '"':
case '<':
case '>':
case '|':
str[i] = '_';
}
}
}
wchar_t* GetExtension(wchar_t *file)
{
if (file == NULL) return L"";
wchar_t *ext = wcsrchr(file, '.');
if (ext != NULL)
ext++;
else
ext = L"";
return ext;
}
wchar_t* GetHistoryFolder(wchar_t *fn)
{
if (fn == NULL) return NULL;
FoldersGetCustomPathT(hFolder, fn, MAX_PATH, basedir);
CreateDirectoryTreeT(fn);
return fn;
}
wchar_t* GetProtocolFolder(wchar_t *fn, char *proto)
{
GetHistoryFolder(fn);
if (proto == NULL)
proto = Translate("Unknown Protocol");
mir_sntprintf(fn, MAX_PATH, L"%s\\%S", fn, proto);
CreateDirectoryTreeT(fn);
return fn;
}
wchar_t* GetContactFolder(wchar_t *fn, MCONTACT hContact)
{
char *proto = GetContactProto(hContact);
GetProtocolFolder(fn, proto);
wchar_t uin[MAX_PATH];
ptrT id(Contact_GetInfo(CNF_UNIQUEID, hContact, proto));
wcsncpy_s(uin, (id == NULL) ? TranslateT("Unknown UIN") : id, _TRUNCATE);
ConvertToFilename(uin, MAX_PATH); //added so that weather id's like "yw/CI0000" work
mir_sntprintf(fn, MAX_PATH, L"%s\\%s", fn, uin);
CreateDirectoryTreeT(fn);
#ifdef DBGPOPUPS
wchar_t log[1024];
mir_sntprintf(log, L"Path: %s\nProto: %S\nUIN: %s", fn, proto, uin);
ShowPopup(hContact, L"AVH Debug: GetContactFolder", log);
#endif
return fn;
}
wchar_t* GetOldStyleAvatarName(wchar_t *fn, MCONTACT hContact)
{
GetContactFolder(fn, hContact);
SYSTEMTIME curtime;
GetLocalTime(&curtime);
mir_sntprintf(fn, MAX_PATH,
L"%s\\%04d-%02d-%02d %02dh%02dm%02ds", fn,
curtime.wYear, curtime.wMonth, curtime.wDay,
curtime.wHour, curtime.wMinute, curtime.wSecond);
ShowDebugPopup(hContact,TranslateT("AVH Debug: GetOldStyleAvatarName"),fn);
return fn;
}
void CreateOldStyleShortcut(MCONTACT hContact, wchar_t *history_filename)
{
wchar_t shortcut[MAX_PATH] = L"";
GetOldStyleAvatarName(shortcut, hContact);
mir_sntprintf(shortcut, L"%s.%s.lnk", shortcut,
GetExtension(history_filename));
if (!CreateShortcut(history_filename, shortcut))
{
ShowPopup(hContact, TranslateT("Avatar History: Unable to create shortcut"), shortcut);
}
else
{
ShowDebugPopup(hContact, TranslateT("AVH Debug: Shortcut created successfully"), shortcut);
}
}
BOOL CopyImageFile(wchar_t *old_file, wchar_t *new_file)
{
wchar_t *ext = GetExtension(old_file);
mir_sntprintf(new_file, MAX_PATH, L"%s.%s", new_file, ext);
return !CopyFile(old_file, new_file, TRUE);
}
wchar_t * GetCachedAvatar(char *proto, wchar_t *hash)
{
wchar_t *ret = NULL;
wchar_t file[1024] = L"";
wchar_t search[1024] = L"";
if (opts.log_keep_same_folder)
GetHistoryFolder(file);
else
GetProtocolFolder(file, proto);
mir_sntprintf(search, L"%s\\%s.*", file, hash);
WIN32_FIND_DATA finddata;
HANDLE hFind = FindFirstFile(search, &finddata);
if (hFind == INVALID_HANDLE_VALUE)
return NULL;
do
{
size_t len = mir_tstrlen(finddata.cFileName);
if (len > 4
&& (!mir_tstrcmpi(&finddata.cFileName[len-4], L".png")
|| !mir_tstrcmpi(&finddata.cFileName[len-4], L".bmp")
|| !mir_tstrcmpi(&finddata.cFileName[len-4], L".gif")
|| !mir_tstrcmpi(&finddata.cFileName[len-4], L".jpg")
|| !mir_tstrcmpi(&finddata.cFileName[len-5], L".jpeg")))
{
mir_sntprintf(file, L"%s\\%s", file, finddata.cFileName);
ret = mir_tstrdup(file);
break;
}
} while(FindNextFile(hFind, &finddata));
FindClose(hFind);
return ret;
}
BOOL CreateShortcut(wchar_t *file, wchar_t *shortcut)
{
IShellLink *psl = NULL;
HRESULT hr = CoCreateInstance(CLSID_ShellLink, NULL, CLSCTX_INPROC_SERVER, IID_IShellLink, (void **) &psl);
if (SUCCEEDED(hr)) {
psl->SetPath(file);
IPersistFile *ppf = NULL;
hr = psl->QueryInterface(IID_IPersistFile, (void **) &ppf);
if (SUCCEEDED(hr)) {
hr = ppf->Save(shortcut, TRUE);
ppf->Release();
}
psl->Release();
}
return SUCCEEDED(hr);
}
BOOL ResolveShortcut(wchar_t *shortcut, wchar_t *file)
{
IShellLink* psl = NULL;
HRESULT hr = CoCreateInstance(CLSID_ShellLink, NULL, CLSCTX_INPROC_SERVER, IID_IShellLink, (void **) &psl);
if (SUCCEEDED(hr)) {
IPersistFile* ppf = NULL;
hr = psl->QueryInterface(IID_IPersistFile, (void **) &ppf);
if (SUCCEEDED(hr)) {
hr = ppf->Load(shortcut, STGM_READ);
if (SUCCEEDED(hr)) {
hr = psl->Resolve(NULL, SLR_UPDATE);
if (SUCCEEDED(hr)) {
WIN32_FIND_DATA wfd;
hr = psl->GetPath(file, MAX_PATH, &wfd, SLGP_RAWPATH);
}
}
ppf->Release();
}
psl->Release();
}
return SUCCEEDED(hr);
}
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