Use new JSON parser/generator.

Qt4: Use QJson (http://qjson.sourceforge.net).
Qt5: Use native Qt JSON API.
This commit is contained in:
Vladimir Golovnev (Glassez) 2014-06-04 10:11:38 +04:00
parent f9c3719d12
commit 9f310318c2
5 changed files with 214 additions and 151 deletions

View file

@ -29,12 +29,11 @@
*/
#include "btjson.h"
#include "jsondict.h"
#include "jsonlist.h"
#include "misc.h"
#include "fs_utils.h"
#include "qbtsession.h"
#include "torrentpersistentdata.h"
#include "jsonutils.h"
#if QT_VERSION >= QT_VERSION_CHECK(4, 7, 0)
#include <QElapsedTimer>
@ -49,20 +48,20 @@ using namespace libtorrent;
static QElapsedTimer cacheTimer; \
static bool initialized = false; \
if (initialized && !cacheTimer.hasExpired(DUR)) \
return VAR.toString(); \
return json::toJson(VAR); \
initialized = true; \
cacheTimer.start(); \
VAR.clear()
VAR = VARTYPE()
#define CACHED_VARIABLE_FOR_HASH(VARTYPE, VAR, DUR, HASH) \
static VARTYPE VAR; \
static QString prev_hash; \
static QElapsedTimer cacheTimer; \
if (prev_hash == HASH && !cacheTimer.hasExpired(DUR)) \
return VAR.toString(); \
return json::toJson(VAR); \
prev_hash = HASH; \
cacheTimer.start(); \
VAR.clear()
VAR = VARTYPE()
#else
// We don't support caching for Qt < 4.7 at the moment
@ -122,31 +121,31 @@ static const char KEY_FILE_IS_SEED[] = "is_seed";
static const char KEY_TRANSFER_DLSPEED[] = "dl_info";
static const char KEY_TRANSFER_UPSPEED[] = "up_info";
static JsonDict toJson(const QTorrentHandle& h)
static QVariantMap toMap(const QTorrentHandle& h)
{
libtorrent::torrent_status status = h.status(torrent_handle::query_accurate_download_counters);
JsonDict ret;
ret.add(KEY_TORRENT_HASH, h.hash());
ret.add(KEY_TORRENT_NAME, h.name());
ret.add(KEY_TORRENT_SIZE, misc::friendlyUnit(status.total_wanted)); // FIXME: Should pass as Number, not formatted String (for sorting).
ret.add(KEY_TORRENT_PROGRESS, (double)h.progress(status));
ret.add(KEY_TORRENT_DLSPEED, misc::friendlyUnit(status.download_payload_rate, true)); // FIXME: Should be passed as a Number
ret.add(KEY_TORRENT_UPSPEED, misc::friendlyUnit(status.upload_payload_rate, true)); // FIXME: Should be passed as a Number
QVariantMap ret;
ret[KEY_TORRENT_HASH] = h.hash();
ret[KEY_TORRENT_NAME] = h.name();
ret[KEY_TORRENT_SIZE] = misc::friendlyUnit(h.actual_size()); // FIXME: Should pass as Number, not formatted String (for sorting).
ret[KEY_TORRENT_PROGRESS] = (double)h.progress(status);
ret[KEY_TORRENT_DLSPEED] = misc::friendlyUnit(status.download_payload_rate, true); // FIXME: Should be passed as a Number
ret[KEY_TORRENT_UPSPEED] = misc::friendlyUnit(status.upload_payload_rate, true); // FIXME: Should be passed as a Number
if (QBtSession::instance()->isQueueingEnabled() && h.queue_position() >= 0)
ret.add(KEY_TORRENT_PRIORITY, QString::number(h.queue_position()));
ret[KEY_TORRENT_PRIORITY] = QString::number(h.queue_position());
else
ret.add(KEY_TORRENT_PRIORITY, "*");
ret[KEY_TORRENT_PRIORITY] = "*";
QString seeds = QString::number(status.num_seeds);
if (status.num_complete > 0)
seeds += " ("+QString::number(status.num_complete)+")";
ret.add(KEY_TORRENT_SEEDS, seeds);
ret[KEY_TORRENT_SEEDS] = seeds;
QString leechs = QString::number(status.num_peers - status.num_seeds);
if (status.num_incomplete > 0)
leechs += " ("+QString::number(status.num_incomplete)+")";
ret.add(KEY_TORRENT_LEECHS, leechs);
ret[KEY_TORRENT_LEECHS] = leechs;
const qreal ratio = QBtSession::instance()->getRealRatio(status);
ret.add(KEY_TORRENT_RATIO, (ratio > 100.) ? QString::fromUtf8("") : misc::accurateDoubleToString(ratio, 1));
ret[KEY_TORRENT_RATIO] = (ratio > 100.) ? QString::fromUtf8("") : misc::accurateDoubleToString(ratio, 1);
QString eta;
QString state;
if (h.is_paused(status)) {
@ -179,8 +178,8 @@ static JsonDict toJson(const QTorrentHandle& h)
}
}
}
ret.add(KEY_TORRENT_ETA, eta.isEmpty() ? QString::fromUtf8("") : eta);
ret.add(KEY_TORRENT_STATE, state);
ret[KEY_TORRENT_ETA] = eta.isEmpty() ? QString::fromUtf8("") : eta;
ret[KEY_TORRENT_STATE] = state;
return ret;
}
@ -203,16 +202,16 @@ static JsonDict toJson(const QTorrentHandle& h)
* - "eta": Torrent ETA
* - "state": Torrent state
*/
QString btjson::getTorrents()
QByteArray btjson::getTorrents()
{
CACHED_VARIABLE(JsonList, torrent_list, CACHE_DURATION_MS);
CACHED_VARIABLE(QVariantList, torrent_list, CACHE_DURATION_MS);
std::vector<torrent_handle> torrents = QBtSession::instance()->getTorrents();
std::vector<torrent_handle>::const_iterator it = torrents.begin();
std::vector<torrent_handle>::const_iterator end = torrents.end();
for( ; it != end; ++it) {
torrent_list.append(toJson(QTorrentHandle(*it)));
torrent_list.append(toMap(QTorrentHandle(*it)));
}
return torrent_list.toString();
return json::toJson(torrent_list);
}
/**
@ -225,9 +224,9 @@ QString btjson::getTorrents()
* - "num_peers": Tracker peer count
* - "msg": Tracker message (last)
*/
QString btjson::getTrackersForTorrent(const QString& hash)
QByteArray btjson::getTrackersForTorrent(const QString& hash)
{
CACHED_VARIABLE_FOR_HASH(JsonList, tracker_list, CACHE_DURATION_MS, hash);
CACHED_VARIABLE_FOR_HASH(QVariantList, tracker_list, CACHE_DURATION_MS, hash);
try {
QTorrentHandle h = QBtSession::instance()->getTorrentHandle(hash);
QHash<QString, TrackerInfos> trackers_data = QBtSession::instance()->getTrackersInfo(hash);
@ -235,9 +234,9 @@ QString btjson::getTrackersForTorrent(const QString& hash)
std::vector<announce_entry>::const_iterator it = vect_trackers.begin();
std::vector<announce_entry>::const_iterator end = vect_trackers.end();
for (; it != end; ++it) {
JsonDict tracker_dict;
QVariantMap tracker_dict;
const QString tracker_url = misc::toQString(it->url);
tracker_dict.add(KEY_TRACKER_URL, tracker_url);
tracker_dict[KEY_TRACKER_URL] = tracker_url;
const TrackerInfos data = trackers_data.value(tracker_url, TrackerInfos(tracker_url));
QString status;
if (it->verified)
@ -248,18 +247,18 @@ QString btjson::getTrackersForTorrent(const QString& hash)
else
status = it->fails > 0 ? tr("Not working") : tr("Not contacted yet");
}
tracker_dict.add(KEY_TRACKER_STATUS, status);
tracker_dict.add(KEY_TRACKER_PEERS, QString::number(trackers_data.value(tracker_url, TrackerInfos(tracker_url)).num_peers));
tracker_dict.add(KEY_TRACKER_MSG, data.last_message.trimmed());
tracker_dict[KEY_TRACKER_STATUS] = status;
tracker_dict[KEY_TRACKER_PEERS] = QString::number(trackers_data.value(tracker_url, TrackerInfos(tracker_url)).num_peers);
tracker_dict[KEY_TRACKER_MSG] = data.last_message.trimmed();
tracker_list.append(tracker_dict);
}
} catch(const std::exception& e) {
qWarning() << Q_FUNC_INFO << "Invalid torrent: " << e.what();
return QString();
return QByteArray();
}
return tracker_list.toString();
return json::toJson(tracker_list);
}
/**
@ -280,43 +279,42 @@ QString btjson::getTrackersForTorrent(const QString& hash)
* - "nb_connections": Torrent connection count
* - "share_ratio": Torrent share ratio
*/
QString btjson::getPropertiesForTorrent(const QString& hash)
QByteArray btjson::getPropertiesForTorrent(const QString& hash)
{
CACHED_VARIABLE_FOR_HASH(JsonDict, data, CACHE_DURATION_MS, hash);
CACHED_VARIABLE_FOR_HASH(QVariantMap, data, CACHE_DURATION_MS, hash);
try {
QTorrentHandle h = QBtSession::instance()->getTorrentHandle(hash);
libtorrent::torrent_status status = h.status(torrent_handle::query_accurate_download_counters);
if (!status.has_metadata)
return QString();
return QByteArray();
// Save path
QString save_path = fsutils::toNativePath(TorrentPersistentData::getSavePath(hash));
if (save_path.isEmpty())
save_path = fsutils::toNativePath(h.save_path());
data.add(KEY_PROP_SAVE_PATH, save_path);
data.add(KEY_PROP_CREATION_DATE, h.creation_date());
data.add(KEY_PROP_PIECE_SIZE, misc::friendlyUnit(h.piece_length()));
data.add(KEY_PROP_COMMENT, h.comment());
data.add(KEY_PROP_WASTED, misc::friendlyUnit(status.total_failed_bytes + status.total_redundant_bytes));
data.add(KEY_PROP_UPLOADED, QString(misc::friendlyUnit(status.all_time_upload) + " (" + misc::friendlyUnit(status.total_payload_upload) + " " + tr("this session") + ")"));
data.add(KEY_PROP_DOWNLOADED, QString(misc::friendlyUnit(status.all_time_download) + " (" + misc::friendlyUnit(status.total_payload_download) + " " + tr("this session") + ")"));
data.add(KEY_PROP_UP_LIMIT, h.upload_limit() <= 0 ? QString::fromUtf8("") : misc::friendlyUnit(h.upload_limit(), true));
data.add(KEY_PROP_DL_LIMIT, h.download_limit() <= 0 ? QString::fromUtf8("") : misc::friendlyUnit(h.download_limit(), true));
data[KEY_PROP_SAVE_PATH] = save_path;
data[KEY_PROP_CREATION_DATE] = h.creation_date();
data[KEY_PROP_PIECE_SIZE] = misc::friendlyUnit(h.piece_length());
data[KEY_PROP_COMMENT] = h.comment();
data[KEY_PROP_WASTED] = misc::friendlyUnit(status.total_failed_bytes + status.total_redundant_bytes);
data[KEY_PROP_UPLOADED] = QString(misc::friendlyUnit(status.all_time_upload) + " (" + misc::friendlyUnit(status.total_payload_upload) + " " + tr("this session") + ")");
data[KEY_PROP_DOWNLOADED] = QString(misc::friendlyUnit(status.all_time_download) + " (" + misc::friendlyUnit(status.total_payload_download) + " " + tr("this session") + ")");
data[KEY_PROP_UP_LIMIT] = h.upload_limit() <= 0 ? QString::fromUtf8("") : misc::friendlyUnit(h.upload_limit(), true);
data[KEY_PROP_DL_LIMIT] = h.download_limit() <= 0 ? QString::fromUtf8("") : misc::friendlyUnit(h.download_limit(), true);
QString elapsed_txt = misc::userFriendlyDuration(status.active_time);
if (h.is_seed(status))
elapsed_txt += " ("+tr("Seeded for %1", "e.g. Seeded for 3m10s").arg(misc::userFriendlyDuration(status.seeding_time))+")";
data.add(KEY_PROP_TIME_ELAPSED, elapsed_txt);
data.add(KEY_PROP_CONNECT_COUNT, QString(QString::number(status.num_connections) + " (" + tr("%1 max", "e.g. 10 max").arg(QString::number(status.connections_limit)) + ")"));
data[KEY_PROP_TIME_ELAPSED] = elapsed_txt;
data[KEY_PROP_CONNECT_COUNT] = QString(QString::number(status.num_connections) + " (" + tr("%1 max", "e.g. 10 max").arg(QString::number(status.connections_limit)) + ")");
const qreal ratio = QBtSession::instance()->getRealRatio(status);
data.add(KEY_PROP_RATIO, ratio > 100. ? QString::fromUtf8("") : misc::accurateDoubleToString(ratio, 1));
data[KEY_PROP_RATIO] = ratio > 100. ? QString::fromUtf8("") : misc::accurateDoubleToString(ratio, 1);
} catch(const std::exception& e) {
qWarning() << Q_FUNC_INFO << "Invalid torrent: " << e.what();
return QString();
return QByteArray();
}
return data.toString();
return json::toJson(data);
}
/**
@ -330,38 +328,38 @@ QString btjson::getPropertiesForTorrent(const QString& hash)
* - "priority": File priority
* - "is_seed": Flag indicating if torrent is seeding/complete
*/
QString btjson::getFilesForTorrent(const QString& hash)
QByteArray btjson::getFilesForTorrent(const QString& hash)
{
CACHED_VARIABLE_FOR_HASH(JsonList, file_list, CACHE_DURATION_MS, hash);
CACHED_VARIABLE_FOR_HASH(QVariantList, file_list, CACHE_DURATION_MS, hash);
try {
QTorrentHandle h = QBtSession::instance()->getTorrentHandle(hash);
if (!h.has_metadata())
return QString();
return QByteArray();
const std::vector<int> priorities = h.file_priorities();
std::vector<size_type> fp;
h.file_progress(fp);
for (int i = 0; i < h.num_files(); ++i) {
JsonDict file_dict;
QVariantMap file_dict;
QString fileName = h.filename_at(i);
if (fileName.endsWith(".!qB", Qt::CaseInsensitive))
fileName.chop(4);
file_dict.add(KEY_FILE_NAME, fsutils::toNativePath(fileName));
file_dict[KEY_FILE_NAME] = fsutils::toNativePath(fileName);
const size_type size = h.filesize_at(i);
file_dict.add(KEY_FILE_SIZE, misc::friendlyUnit(size));
file_dict.add(KEY_FILE_PROGRESS, (size > 0) ? (fp[i] / (double) size) : 1.);
file_dict.add(KEY_FILE_PRIORITY, priorities[i]);
file_dict[KEY_FILE_SIZE] = misc::friendlyUnit(size);
file_dict[KEY_FILE_PROGRESS] = (size > 0) ? (fp[i] / (double) size) : 1.;
file_dict[KEY_FILE_PRIORITY] = priorities[i];
if (i == 0)
file_dict.add(KEY_FILE_IS_SEED, h.is_seed());
file_dict[KEY_FILE_IS_SEED] = h.is_seed();
file_list.append(file_dict);
}
} catch (const std::exception& e) {
qWarning() << Q_FUNC_INFO << "Invalid torrent: " << e.what();
return QString();
return QByteArray();
}
return file_list.toString();
return json::toJson(file_list);
}
/**
@ -372,11 +370,11 @@ QString btjson::getFilesForTorrent(const QString& hash)
* - "dl_info": Global download info
* - "up_info": Global upload info
*/
QString btjson::getTransferInfo()
QByteArray btjson::getTransferInfo()
{
CACHED_VARIABLE(JsonDict, info, CACHE_DURATION_MS);
CACHED_VARIABLE(QVariantMap, info, CACHE_DURATION_MS);
session_status sessionStatus = QBtSession::instance()->getSessionStatus();
info.add(KEY_TRANSFER_DLSPEED, tr("D: %1/s - T: %2", "Download speed: x KiB/s - Transferred: x MiB").arg(misc::friendlyUnit(sessionStatus.payload_download_rate)).arg(misc::friendlyUnit(sessionStatus.total_payload_download)));
info.add(KEY_TRANSFER_UPSPEED, tr("U: %1/s - T: %2", "Upload speed: x KiB/s - Transferred: x MiB").arg(misc::friendlyUnit(sessionStatus.payload_upload_rate)).arg(misc::friendlyUnit(sessionStatus.total_payload_upload)));
return info.toString();
info[KEY_TRANSFER_DLSPEED] = tr("D: %1/s - T: %2", "Download speed: x KiB/s - Transferred: x MiB").arg(misc::friendlyUnit(sessionStatus.payload_download_rate)).arg(misc::friendlyUnit(sessionStatus.total_payload_download));
info[KEY_TRANSFER_UPSPEED] = tr("U: %1/s - T: %2", "Upload speed: x KiB/s - Transferred: x MiB").arg(misc::friendlyUnit(sessionStatus.payload_upload_rate)).arg(misc::friendlyUnit(sessionStatus.total_payload_upload));
return json::toJson(info);
}