UpdateChecker::UpdateChecker(QWidget * parent, UpdateCheckerData * data) : QObject(parent)
, net_manager(0)
, d(0)
{
d = data;
check_url = "http://updates.smplayer.info/version_info";
user_agent = "SMPlayer";
connect(this, SIGNAL(newVersionFound(const QString &)),
this, SLOT(reportNewVersionAvailable(const QString &)));
connect(this, SIGNAL(noNewVersionFound(const QString &)),
this, SLOT(reportNoNewVersionFound(const QString &)));
connect(this, SIGNAL(errorOcurred(int, QString)), this, SLOT(reportError(int, QString)));
net_manager = new QNetworkAccessManager(this);
QDate now = QDate::currentDate();
//now = now.addDays(27);
int days = QDateTime(d->last_checked).daysTo(QDateTime(now));
qDebug("UpdateChecker::UpdateChecker: enabled: %d", d->enabled);
qDebug("UpdateChecker::UpdateChecker: days_to_check: %d", d->days_to_check);
qDebug("UpdateChecker::UpdateChecker: days since last check: %d", days);
if ((!d->enabled) || (days < d->days_to_check)) return;
QNetworkRequest req(check_url);
req.setRawHeader("User-Agent", user_agent);
QNetworkReply *reply = net_manager->get(req);
connect(reply, SIGNAL(finished()), this, SLOT(gotReply()));
}
void Kommunikator::handleIncoming(QVariant json) {
QVariantMap m = json.toMap();
// TODO dans le futur il faudra gérer le fait que le serveur puisse lui aussi
// initier des communications.
if(!m.contains("seq")) {
emit invalidMessage(json);
return;
}
if(m["action"].toString() == "error") {
emit gotError(m["seq"].toInt(), m["code"].toInt(), m["name"].toString());
return;
}
emit gotReply(m["seq"].toInt(), json);
}
// returns true and sets g_errno on error, otherwise, blocks and returns false
bool Msg20::getSummary ( Msg20Request *req ) {
// reset ourselves in case recycled
reset();
// consider it "launched"
m_launched = true;
// save it
m_requestDocId = req->m_docId;
m_state = req->m_state;
m_callback = req->m_callback;
m_callback2 = NULL;
// does this ever happen?
if ( g_hostdb.getNumHosts() <= 0 ) {
log("build: hosts2.conf is not in working directory, or "
"contains no valid hosts.");
g_errno = EBADENGINEER;
return true;
}
if ( req->m_docId < 0 && ! req->ptr_ubuf ) {
log("msg20: docid<0 and no url for msg20::getsummary");
g_errno = EBADREQUEST;
return true;
}
// get groupId from docId, if positive
uint32_t shardNum;
if ( req->m_docId >= 0 )
shardNum = g_hostdb.getShardNumFromDocId(req->m_docId);
else {
int64_t pdocId = Titledb::getProbableDocId(req->ptr_ubuf);
shardNum = getShardNumFromDocId(pdocId);
}
// we might be getting inlinks for a spider request
// so make sure timeout is inifinite for that...
const int32_t timeout = (req->m_niceness==0)
? multicast_msg20_summary_timeout
: multicast_infinite_send_timeout;
// get our group
int32_t allNumHosts = g_hostdb.getNumHostsPerShard();
Host *allHosts = g_hostdb.getShard ( shardNum );
// put all alive hosts in this array
Host *cand[32];
int64_t nc = 0;
for ( int32_t i = 0 ; i < allNumHosts ; i++ ) {
// get that host
Host *hh = &allHosts[i];
// skip if dead
if ( g_hostdb.isDead(hh) ) continue;
// Respect no-spider, no-query directives from hosts.conf
if ( !req->m_getLinkInfo && ! hh->m_queryEnabled ) continue;
if ( req->m_getLinkInfo && ! hh->m_spiderEnabled ) continue;
// add it if alive
cand[nc++] = hh;
}
// if none alive, make them all candidates then
bool allDead = (nc == 0);
for ( int32_t i = 0 ; allDead && i < allNumHosts ; i++ ) {
// NEVER add a noquery host to the candidate list, even
// if the query host is dead
if ( ! allHosts[i].m_queryEnabled ) continue;
cand[nc++] = &allHosts[i];
}
if ( nc == 0 ) {
log("msg20: error sending mcast: no queryable hosts "
"availble to handle summary generation");
g_errno = EBADENGINEER;
m_gotReply = true;
return true;
}
// route based on docid region, not parity, because we want to hit
// the urldb page cache as much as possible
int64_t sectionWidth =((128LL*1024*1024)/nc)+1;
int64_t probDocId = req->m_docId;
// i think reference pages just pass in a url to get the summary
if ( probDocId < 0 && req->size_ubuf )
probDocId = Titledb::getProbableDocId ( req->ptr_ubuf );
if ( probDocId < 0 ) {
log("query: Got bad docid/url combo.");
probDocId = 0;
}
// we mod by 1MB since tied scores resort to sorting by docid
// so we don't want to overload the host responsible for the lowest
// range of docids. CAUTION: do this for msg22 too!
// in this way we should still ensure a pretty good biased urldb
// cache...
// . TODO: fix the urldb cache preload logic
int32_t hostNum = (probDocId % (128LL*1024*1024)) / sectionWidth;
if ( hostNum < 0 ) hostNum = 0; // watch out for negative docids
if ( hostNum >= nc ) { g_process.shutdownAbort(true); }
int32_t firstHostId = cand [ hostNum ]->m_hostId ;
m_requestSize = 0;
m_request = req->serialize ( &m_requestSize );
// . it sets g_errno on error and returns NULL
// . we MUST call gotReply() here to set m_gotReply
// otherwise Msg40.cpp can end up looping forever
// calling Msg40::launchMsg20s()
if ( ! m_request ) { gotReply(NULL); return true; }
// . otherwise, multicast to a host in group "groupId"
// . returns false and sets g_errno on error
// . use a pre-allocated buffer to hold the reply
// . TMPBUFSIZE is how much a UdpSlot can hold w/o allocating
if (!m_mcast.send(m_request, m_requestSize, msg_type_20, false, shardNum, false, probDocId, this, NULL, gotReplyWrapper20, timeout, req->m_niceness, firstHostId, false)) {
// sendto() sometimes returns "Network is down" so i guess
// we just had an "error reply".
log("msg20: error sending mcast %s",mstrerror(g_errno));
m_gotReply = true;
return true;
}
// we are officially "in progress"
m_inProgress = true;
// we blocked
return false;
}
// returns true and sets g_errno on error, otherwise, blocks and returns false
bool Msg20::getSummary ( Msg20Request *req ) {
// reset ourselves in case recycled
reset();
// consider it "launched"
m_launched = true;
// save it
m_requestDocId = req->m_docId;
m_state = req->m_state;
m_callback = req->m_callback;
m_callback2 = req->m_callback2;
m_expected = req->m_expected;
m_eventId = req->m_eventId;
// clear this
//m_eventIdBits.clear();
// set this
//if ( req->m_eventId ) m_eventIdBits.addEventId(req->m_eventId);
Hostdb *hostdb = req->m_hostdb;
// ensure hostdb has a host in it
if ( ! hostdb ) hostdb = &g_hostdb;
// does this ever happen?
if ( hostdb->getNumHosts() <= 0 ) {
log("build: hosts2.conf is not in working directory, or "
"contains no valid hosts.");
g_errno = EBADENGINEER;
return true;
}
// do not re-route to twins if accessing an external network
if ( hostdb != &g_hostdb ) req->m_expected = false;
// get groupId from docId, if positive
unsigned long shardNum;
if ( req->m_docId >= 0 )
shardNum = hostdb->getShardNumFromDocId(req->m_docId);
else {
long long pdocId = g_titledb.getProbableDocId(req->ptr_ubuf);
shardNum = getShardNumFromDocId(pdocId);
}
// we might be getting inlinks for a spider request
// so make sure timeout is inifinite for that...
long timeout = 9999999; // 10 million seconds, basically inf.
if ( req->m_niceness == 0 ) timeout = 20;
// get our group
long allNumHosts = hostdb->getNumHostsPerShard();
Host *allHosts = hostdb->getShard ( shardNum );//getGroup(groupId );
// put all alive hosts in this array
Host *cand[32];
long long nc = 0;
for ( long i = 0 ; i < allNumHosts ; i++ ) {
// get that host
Host *hh = &allHosts[i];
// skip if dead
if ( g_hostdb.isDead(hh) ) continue;
// add it if alive
cand[nc++] = hh;
}
// if none alive, make them all candidates then
bool allDead = (nc == 0);
for ( long i = 0 ; allDead && i < allNumHosts ; i++ )
cand[nc++] = &allHosts[i];
// route based on docid region, not parity, because we want to hit
// the urldb page cache as much as possible
long long sectionWidth =((128LL*1024*1024)/nc)+1;//(DOCID_MASK/nc)+1LL;
long long probDocId = req->m_docId;
// i think reference pages just pass in a url to get the summary
if ( probDocId < 0 && req->size_ubuf )
probDocId = g_titledb.getProbableDocId ( req->ptr_ubuf );
if ( probDocId < 0 ) {
log("query: Got bad docid/url combo.");
probDocId = 0;
}
// we mod by 1MB since tied scores resort to sorting by docid
// so we don't want to overload the host responsible for the lowest
// range of docids. CAUTION: do this for msg22 too!
// in this way we should still ensure a pretty good biased urldb
// cache...
// . TODO: fix the urldb cache preload logic
long hostNum = (probDocId % (128LL*1024*1024)) / sectionWidth;
if ( hostNum < 0 ) hostNum = 0; // watch out for negative docids
if ( hostNum >= nc ) { char *xx = NULL; *xx = 0; }
long firstHostId = cand [ hostNum ]->m_hostId ;
// . make buffer m_request to hold the request
// . tries to use m_requestBuf[] if it is big enough to hold it
// . allocs a new buf if MAX_MSG20_REQUEST_SIZE is too small
// . serializes the request into m_request
// . sets m_requestSize to the size of the serialized request
m_requestSize = 0;
m_request = req->serialize ( &m_requestSize, m_requestBuf ,
MAX_MSG20_REQUEST_SIZE );
// . it sets g_errno on error and returns NULL
// . we MUST call gotReply() here to set m_gotReply
// otherwise Msg40.cpp can end up looping forever
// calling Msg40::launchMsg20s()
if ( ! m_request ) { gotReply(NULL); return true; }
// . otherwise, multicast to a host in group "groupId"
// . returns false and sets g_errno on error
// . use a pre-allocated buffer to hold the reply
// . TMPBUFSIZE is how much a UdpSlot can hold w/o allocating
if ( ! m_mcast.send ( m_request ,
m_requestSize ,
0x20 , // msgType 0x20
false , // m_mcast own m_request?
shardNum , // send to group (groupKey)
false , // send to whole group?
probDocId , // key is lower bits of docId
this , // state data
NULL , // state data
gotReplyWrapper20 ,
timeout , // 60 second time out
req->m_niceness ,
false , // real time?
firstHostId , // first hostid
NULL,//m_replyBuf ,
0,//MSG20_MAX_REPLY_SIZE,//m_replyMaxSize
false , // free reply buf?
false , // do disk load balancing?
-1 , // max cache age
0 , // cacheKey
0 , // bogus rdbId
-1 , // minRecSizes(unknownRDsize)
true , // sendToSelf
true , // retry forever
hostdb )) {
// sendto() sometimes returns "Network is down" so i guess
// we just had an "error reply".
log("msg20: error sending mcast %s",mstrerror(g_errno));
m_gotReply = true;
return true;
}
// we are officially "in progress"
m_inProgress = true;
// we blocked
return false;
}
