void DBUpdateThreadWorker::updateFeed (channels_container_t channels, QString url)
{
auto feedId = SB_->FindFeed (url);
if (feedId == static_cast<decltype (feedId)> (-1))
{
qWarning () << Q_FUNC_INFO
<< "skipping"
<< url
<< "cause seems like it's not in storage yet";
return;
}
const auto& feedSettings = GetFeedSettings (feedId);
const auto ipc = feedSettings.NumItems_;
const auto days = feedSettings.ItemAge_;
for (const auto& channel : channels)
{
Channel_ptr ourChannel;
try
{
const auto ourChannelID = SB_->FindChannel (channel->Title_,
channel->Link_, feedId);
ourChannel = SB_->GetChannel (ourChannelID, feedId);
}
catch (const StorageBackend::ChannelNotFoundError&)
{
AddChannel (channel, feedSettings);
continue;
}
const auto& channelPart = GetItemMapChannelPart (ourChannel);
int newItems = 0;
int updatedItems = 0;
for (const auto& item : channel->Items_)
{
Item_ptr ourItem;
try
{
const auto ourItemID = SB_->FindItem (item->Title_, item->Link_,
ourChannel->ChannelID_);
ourItem = SB_->GetItem (ourItemID);
}
catch (const StorageBackend::ItemNotFoundError&)
{
if (AddItem (item, ourChannel, channelPart, feedSettings))
++newItems;
continue;
}
if (UpdateItem (item, ourItem))
++updatedItems;
}
SB_->TrimChannel (ourChannel->ChannelID_, days, ipc);
NotifyUpdates (newItems, updatedItems, channel);
}
}
void DBUpdateThreadWorker::updateFeed (channels_container_t channels, QString url)
{
auto feedId = SB_->FindFeed (url);
if (feedId == static_cast<decltype (feedId)> (-1))
{
qWarning () << Q_FUNC_INFO
<< "skipping"
<< url
<< "cause seems like it's not in storage yet";
return;
}
const auto& feedSettings = GetFeedSettings (feedId);
const auto ipc = feedSettings.NumItems_;
const auto days = feedSettings.ItemAge_;
for (const auto& channel : channels)
{
Channel_ptr ourChannel;
try
{
const auto ourChannelID = SB_->FindChannel (channel->Title_,
channel->Link_, feedId);
ourChannel = SB_->GetChannel (ourChannelID, feedId);
}
catch (const StorageBackend::ChannelNotFoundError&)
{
AddChannel (channel, feedSettings);
continue;
}
int newItems = 0;
int updatedItems = 0;
for (const auto& item : channel->Items_)
{
auto mkLazy = [] (auto&& f) { return Util::MakeLazyF<boost::optional<IDType_t>> (f); };
const auto& ourItemID = Util::Msum ({
mkLazy ([&] { return SB_->FindItem (item->Title_, item->Link_, ourChannel->ChannelID_); }),
mkLazy ([&] { return SB_->FindItemByLink (item->Link_, ourChannel->ChannelID_); }),
mkLazy ([&]
{
if (!item->Link_.isEmpty ())
return boost::optional<IDType_t> {};
return SB_->FindItemByTitle (item->Title_, ourChannel->ChannelID_);
})
}) ();
if (ourItemID)
{
const auto& ourItem = SB_->GetItem (*ourItemID);
if (UpdateItem (item, ourItem))
++updatedItems;
}
else if (AddItem (item, ourChannel, feedSettings))
++newItems;
}
SB_->TrimChannel (ourChannel->ChannelID_, days, ipc);
NotifyUpdates (newItems, updatedItems, channel);
}
}
