void AvatarService::fetchImageFromServer(const QString& email)
{
if (get_avatar_req_) {
if (email == get_avatar_req_->email()) {
return;
}
queue_->enqueue(email);
return;
}
if (!seafApplet->accountManager()->hasAccount())
return;
const Account& account = seafApplet->accountManager()->accounts().front();
qint64 mtime = 0;
if (autoupdate_db_) {
char *zql = sqlite3_mprintf("SELECT timestamp FROM Avatar "
"WHERE filename = %Q",
avatarPathForEmail(account, email).toUtf8().data());
sqlite_foreach_selected_row(autoupdate_db_, zql, loadTimeStampCB, &mtime);
sqlite3_free(zql);
}
get_avatar_req_ = new GetAvatarRequest(account, email, mtime, devicePixelRatio() * kAvatarSize);
connect(get_avatar_req_, SIGNAL(success(const QImage&)),
this, SLOT(onGetAvatarSuccess(const QImage&)));
connect(get_avatar_req_, SIGNAL(failed(const ApiError&)),
this, SLOT(onGetAvatarFailed(const ApiError&)));
get_avatar_req_->send();
}
void AvatarService::onGetAvatarSuccess(const QImage& img)
{
if (!get_avatar_req_) {
return;
}
const QString email = get_avatar_req_->email();
// if no change? early return
if (img.isNull()) {
get_avatar_req_->deleteLater();
get_avatar_req_ = NULL;
queue_->clearWait(email);
return;
}
image_ = img;
cache_[email] = img;
// save image to avatars/ folder
QString path = avatarPathForEmail(get_avatar_req_->account(), email);
if (!img.save(path, "PNG")) {
qWarning("Unable to save new avatar file %s", path.toUtf8().data());
}
// update cache db
if (autoupdate_db_) {
QString mtime = QString::number(get_avatar_req_->mtime());
char *zql = sqlite3_mprintf(
"REPLACE INTO Avatar(filename, timestamp, url, username) "
"VALUES (%Q, %Q, %Q, %Q)",
path.toUtf8().data(),
mtime.toUtf8().data(),
get_avatar_req_->account().serverUrl.toEncoded().data(),
get_avatar_req_->account().username.toUtf8().data());
sqlite_query_exec(autoupdate_db_, zql);
sqlite3_free(zql);
}
emit avatarUpdated(email, img);
get_avatar_req_->deleteLater();
get_avatar_req_ = NULL;
queue_->clearWait(email);
}
QString AvatarService::getAvatarFilePath(const QString& email)
{
const Account& account = seafApplet->accountManager()->accounts().front();
return avatarPathForEmail(account, email);
}