void LLTeleportHistoryStorage::addItem(const std::string title, const LLVector3d& global_pos, const LLDate& date)
{
LLTeleportHistoryPersistentItem item(title, global_pos, date);
slurl_list_t::iterator item_iter = std::find_if(mItems.begin(), mItems.end(),
boost::bind(&LLTeleportHistoryStorage::compareByTitleAndGlobalPos, this, _1, item));
// If there is such item already, remove it, since new item is more recent
S32 removed_index = -1;
if (item_iter != mItems.end())
{
removed_index = item_iter - mItems.begin();
mItems.erase(item_iter);
}
mItems.push_back(item);
// Check whether sorting is needed
if (mItems.size() > 1)
{
item_iter = mItems.end();
item_iter--;
item_iter--;
// If second to last item is more recent than last, then resort items
if (item_iter->mDate > item.mDate)
{
removed_index = -1;
std::sort(mItems.begin(), mItems.end(), LLSortItemsByDate());
}
}
mHistoryChangedSignal(removed_index);
}
void LLTeleportHistoryStorage::load()
{
// build filename for each user
std::string resolved_filename = gDirUtilp->getExpandedFilename(LL_PATH_PER_SL_ACCOUNT, mFilename);
// open the history file for reading
llifstream file(resolved_filename);
if (!file.is_open())
{
llwarns << "can't load teleport history from file \"" << mFilename << "\"" << llendl;
return;
}
// remove current entries before we load over them
mItems.clear();
// the parser's destructor is protected so we cannot create in the stack.
LLPointer<LLSDParser> parser = new LLSDNotationParser();
std::string line;
while (std::getline(file, line))
{
LLSD s_item;
std::istringstream iss(line);
if (parser->parse(iss, s_item, line.length()) == LLSDParser::PARSE_FAILURE)
{
llinfos << "Parsing saved teleport history failed" << llendl;
break;
}
mItems.push_back(s_item);
}
file.close();
std::sort(mItems.begin(), mItems.end(), LLSortItemsByDate());
mHistoryChangedSignal(-1);
}
void LLTeleportHistoryStorage::purgeItems()
{
mItems.clear();
mHistoryChangedSignal(-1);
}
void LLTeleportHistory::onHistoryChanged()
{
mHistoryChangedSignal();
}