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/*
Copyright (C) 2012 Mataes
This is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with this file; see the file license.txt. If
not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
*/
#include "stdafx.h"
// check if Feed is currently updating
bool ThreadRunning;
UPDATELIST *UpdateListHead = nullptr;
UPDATELIST *UpdateListTail = nullptr;
// main auto-update timer
void CALLBACK timerProc(HWND, UINT, UINT_PTR, DWORD)
{
// only run if it is not current updating and the auto update option is enabled
if (!ThreadRunning && !Miranda_IsTerminated()) {
bool HaveUpdates = FALSE;
for (auto &hContact : Contacts(MODULENAME)) {
if (db_get_dw(hContact, MODULENAME, "UpdateTime", DEFAULT_UPDATE_TIME)) {
double diff = difftime(time(0), (time_t)db_get_dw(hContact, MODULENAME, "LastCheck", 0));
if (db_get_b(NULL, MODULENAME, "AutoUpdate", 1) != 0 && diff >= db_get_dw(hContact, MODULENAME, "UpdateTime", DEFAULT_UPDATE_TIME) * 60) {
UpdateListAdd(hContact);
HaveUpdates = TRUE;
}
}
}
if (!ThreadRunning && HaveUpdates)
mir_forkthread(UpdateThreadProc);
}
}
// temporary timer for first run
// when this is run, it kill the old startup timer and create the permenant one above
void CALLBACK timerProc2(HWND, UINT, UINT_PTR, DWORD)
{
KillTimer(nullptr, timerId);
ThreadRunning = FALSE;
if (db_get_b(NULL, MODULENAME, "AutoUpdate", 1) && !Miranda_IsTerminated()) {
if (db_get_b(NULL, MODULENAME, "StartupRetrieve", 1))
CheckAllFeeds(0, 1);
timerId = SetTimer(nullptr, 0, 30000, (TIMERPROC)timerProc);
}
}
void UpdateListAdd(MCONTACT hContact)
{
UPDATELIST *newItem = (UPDATELIST*)mir_alloc(sizeof(UPDATELIST));
newItem->hContact = hContact;
newItem->next = nullptr;
WaitForSingleObject(hUpdateMutex, INFINITE);
if (UpdateListTail == nullptr)
UpdateListHead = newItem;
else UpdateListTail->next = newItem;
UpdateListTail = newItem;
ReleaseMutex(hUpdateMutex);
}
MCONTACT UpdateGetFirst()
{
MCONTACT hContact = NULL;
WaitForSingleObject(hUpdateMutex, INFINITE);
if (UpdateListHead != nullptr) {
UPDATELIST* Item = UpdateListHead;
hContact = Item->hContact;
UpdateListHead = Item->next;
mir_free(Item);
if (UpdateListHead == nullptr)
UpdateListTail = nullptr;
}
ReleaseMutex(hUpdateMutex);
return hContact;
}
void DestroyUpdateList(void)
{
WaitForSingleObject(hUpdateMutex, INFINITE);
// free the list one by one
UPDATELIST *temp = UpdateListHead;
while (temp != nullptr) {
UpdateListHead = temp->next;
mir_free(temp);
temp = UpdateListHead;
}
// make sure the entire list is clear
UpdateListTail = nullptr;
ReleaseMutex(hUpdateMutex);
}
void UpdateThreadProc(void *AvatarCheck)
{
WaitForSingleObject(hUpdateMutex, INFINITE);
if (ThreadRunning) {
ReleaseMutex(hUpdateMutex);
return;
}
ThreadRunning = TRUE; // prevent 2 instance of this thread running
ReleaseMutex(hUpdateMutex);
CoInitializeEx(nullptr, COINIT_APARTMENTTHREADED);
// update news by getting the first station from the queue until the queue is empty
while (UpdateListHead != nullptr && !Miranda_IsTerminated()) {
if (AvatarCheck != nullptr)
CheckCurrentFeedAvatar(UpdateGetFirst());
else
CheckCurrentFeed(UpdateGetFirst());
}
// exit the update thread
ThreadRunning = FALSE;
CoUninitialize();
}
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