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/*
Import plugin for Miranda NG
Copyright (ñ) 2012-15 Miranda NG project (http://miranda-ng.org)
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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include "import.h"
/////////////////////////////////////////////////////////////////////////////////////////
// Creates a group with a specified name in the
// Miranda contact list.
// If contact is specified adds it to group
// ------------------------------------------------
// Returns 1 if successful and 0 when it fails.
int CreateGroup(const TCHAR *group, MCONTACT hContact)
{
if (group == NULL)
return 0;
size_t cbName = mir_tstrlen(group);
TCHAR *tszGrpName = (TCHAR*)_alloca((cbName + 2)*sizeof(TCHAR));
tszGrpName[0] = 1 | GROUPF_EXPANDED;
mir_tstrcpy(tszGrpName + 1, group);
// Check for duplicate & find unused id
char groupIdStr[11];
for (int groupId = 0;; groupId++) {
itoa(groupId, groupIdStr, 10);
ptrT tszDbGroup(db_get_tsa(NULL, "CListGroups", groupIdStr));
if (tszDbGroup == NULL)
break;
if (!mir_tstrcmp((TCHAR*)tszDbGroup+1, tszGrpName+1)) {
if (hContact)
db_set_ts(hContact, "CList", "Group", tszGrpName + 1);
else
AddMessage(LPGENT("Skipping duplicate group %s."), tszGrpName + 1);
return 0;
}
}
db_set_ts(NULL, "CListGroups", groupIdStr, tszGrpName);
if (hContact)
db_set_ts(hContact, "CList", "Group", tszGrpName + 1);
return 1;
}
static bool IsEqualEvent(const DBEVENTINFO &ev1, const DBEVENTINFO &ev2)
{
return (ev1.timestamp == ev2.timestamp &&
ev1.eventType == ev2.eventType &&
ev1.cbBlob == ev2.cbBlob &&
(ev1.flags & DBEF_SENT) == (ev2.flags & DBEF_SENT));
}
// Returns TRUE if the event already exist in the database
bool IsDuplicateEvent(MCONTACT hContact, DBEVENTINFO dbei)
{
static DWORD dwPreviousTimeStamp = -1;
static MCONTACT hPreviousContact = INVALID_CONTACT_ID;
static MEVENT hPreviousDbEvent = NULL;
// get last event
MEVENT hExistingDbEvent = db_event_last(hContact);
if (hExistingDbEvent == NULL)
return FALSE;
DBEVENTINFO dbeiExisting = { sizeof(dbeiExisting) };
db_event_get(hExistingDbEvent, &dbeiExisting);
DWORD dwEventTimeStamp = dbeiExisting.timestamp;
// compare with last timestamp
if (dbei.timestamp > dwEventTimeStamp) {
// remember event
hPreviousDbEvent = hExistingDbEvent;
dwPreviousTimeStamp = dwEventTimeStamp;
return FALSE;
}
if (hContact != hPreviousContact) {
hPreviousContact = hContact;
// remember event
hPreviousDbEvent = hExistingDbEvent;
dwPreviousTimeStamp = dwEventTimeStamp;
// get first event
if (!(hExistingDbEvent = db_event_first(hContact)))
return FALSE;
memset(&dbeiExisting, 0, sizeof(dbeiExisting));
dbeiExisting.cbSize = sizeof(dbeiExisting);
db_event_get(hExistingDbEvent, &dbeiExisting);
dwEventTimeStamp = dbeiExisting.timestamp;
// compare with first timestamp
if (dbei.timestamp <= dwEventTimeStamp) {
// remember event
dwPreviousTimeStamp = dwEventTimeStamp;
hPreviousDbEvent = hExistingDbEvent;
if (dbei.timestamp != dwEventTimeStamp)
return FALSE;
}
}
// check for equal timestamps
if (dbei.timestamp == dwPreviousTimeStamp) {
memset(&dbeiExisting, 0, sizeof(dbeiExisting));
dbeiExisting.cbSize = sizeof(dbeiExisting);
db_event_get(hPreviousDbEvent, &dbeiExisting);
if (IsEqualEvent(dbei, dbeiExisting))
return TRUE;
// find event with another timestamp
hExistingDbEvent = db_event_next(hContact, hPreviousDbEvent);
while (hExistingDbEvent != NULL) {
memset(&dbeiExisting, 0, sizeof(dbeiExisting));
dbeiExisting.cbSize = sizeof(dbeiExisting);
db_event_get(hExistingDbEvent, &dbeiExisting);
if (dbeiExisting.timestamp != dwPreviousTimeStamp) {
// use found event
hPreviousDbEvent = hExistingDbEvent;
dwPreviousTimeStamp = dbeiExisting.timestamp;
break;
}
hPreviousDbEvent = hExistingDbEvent;
hExistingDbEvent = db_event_next(hContact, hExistingDbEvent);
}
}
hExistingDbEvent = hPreviousDbEvent;
if (dbei.timestamp <= dwPreviousTimeStamp) {
// look back
while (hExistingDbEvent != NULL) {
memset(&dbeiExisting, 0, sizeof(dbeiExisting));
dbeiExisting.cbSize = sizeof(dbeiExisting);
db_event_get(hExistingDbEvent, &dbeiExisting);
if (dbei.timestamp > dbeiExisting.timestamp) {
// remember event
hPreviousDbEvent = hExistingDbEvent;
dwPreviousTimeStamp = dbeiExisting.timestamp;
return FALSE;
}
// Compare event with import candidate
if (IsEqualEvent(dbei, dbeiExisting)) {
// remember event
hPreviousDbEvent = hExistingDbEvent;
dwPreviousTimeStamp = dbeiExisting.timestamp;
return TRUE;
}
// Get previous event in chain
hExistingDbEvent = db_event_prev(hContact, hExistingDbEvent);
}
}
else {
// look forward
while (hExistingDbEvent != NULL) {
memset(&dbeiExisting, 0, sizeof(dbeiExisting));
dbeiExisting.cbSize = sizeof(dbeiExisting);
db_event_get(hExistingDbEvent, &dbeiExisting);
if (dbei.timestamp < dbeiExisting.timestamp) {
// remember event
hPreviousDbEvent = hExistingDbEvent;
dwPreviousTimeStamp = dbeiExisting.timestamp;
return FALSE;
}
// Compare event with import candidate
if (IsEqualEvent(dbei, dbeiExisting)) {
// remember event
hPreviousDbEvent = hExistingDbEvent;
dwPreviousTimeStamp = dbeiExisting.timestamp;
return TRUE;
}
// Get next event in chain
hExistingDbEvent = db_event_next(hContact, hExistingDbEvent);
}
}
// reset last event
hPreviousContact = INVALID_CONTACT_ID;
return FALSE;
}
/////////////////////////////////////////////////////////////////////////////////////////
// icons
static IconItem iconList[] =
{
{ LPGEN("Import..."), "import_main", IDI_IMPORT }
};
HICON GetIcon(int iIconId, bool size)
{
for (int i = 0; i < _countof(iconList); i++)
if (iconList[i].defIconID == iIconId)
return IcoLib_GetIconByHandle(iconList[i].hIcolib, size);
return NULL;
}
HANDLE GetIconHandle(int iIconId)
{
for (int i = 0; i < _countof(iconList); i++)
if (iconList[i].defIconID == iIconId)
return iconList[i].hIcolib;
return NULL;
}
void RegisterIcons()
{
Icon_Register(hInst, "Import", iconList, _countof(iconList));
}
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