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Move helpers to their own file

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Atlante45 2016-09-14 13:25:37 -07:00
parent eaca3b672f
commit e5d54fc6bc
4 changed files with 323 additions and 307 deletions
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37
libraries/script-engine/src/ScriptEngines.cpp
View file

@ -283,43 +283,6 @@ void ScriptEngines::loadScripts() {
// loads all saved scripts
Settings settings;
// START of backward compatibility code
// This following if statement is only meant to update the settings file still using the old setting key.
// If you read that comment and it has been more than a couple months since it was merged,
// then by all means, feel free to remove it.
if (!settings.childGroups().contains(SETTINGS_KEY)) {
qWarning() << "Detected old script settings config, loading from previous location";
const QString oldKey = "Settings";
// Load old scripts array from settings
int size = settings.beginReadArray(oldKey);
for (int i = 0; i < size; ++i) {
settings.setArrayIndex(i);
QString string = settings.value("script").toString();
if (!string.isEmpty()) {
loadScript(string);
}
}
settings.endArray();
// Cleanup old scripts array from settings
settings.beginWriteArray(oldKey);
for (int i = 0; i < size; ++i) {
settings.setArrayIndex(i);
settings.remove("");
}
settings.endArray();
settings.beginGroup(oldKey);
settings.remove("size");
settings.endGroup();
return;
}
// END of backward compatibility code
int size = settings.beginReadArray(SETTINGS_KEY);
for (int i = 0; i < size; ++i) {
settings.setArrayIndex(i);

284
libraries/shared/src/SettingHelpers.cpp Normal file
View file

@ -0,0 +1,284 @@
//
// SettingHelpers.cpp
// libraries/shared/src
//
// Created by Clement on 9/13/16.
// Copyright 2016 High Fidelity, Inc.
//
// Distributed under the Apache License, Version 2.0.
// See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
//
#include "SettingHelpers.h"
#include <QDataStream>
#include <QDebug>
#include <QJsonDocument>
#include <QJsonObject>
#include <QPoint>
#include <QRect>
#include <QSettings>
#include <QSize>
#include <QStringList>
QSettings::SettingsMap jsonDocumentToVariantMap(const QJsonDocument& document);
QJsonDocument variantMapToJsonDocument(const QSettings::SettingsMap& map);
bool readJSONFile(QIODevice& device, QSettings::SettingsMap& map) {
QJsonParseError jsonParseError;
auto bytesRead = device.readAll();
auto document = QJsonDocument::fromJson(bytesRead, &jsonParseError);
if (jsonParseError.error != QJsonParseError::NoError) {
qDebug() << "Error parsing QSettings file:" << jsonParseError.errorString();
return false;
}
map = jsonDocumentToVariantMap(document);
return true;
}
bool writeJSONFile(QIODevice& device, const QSettings::SettingsMap& map) {
auto document = variantMapToJsonDocument(map);
auto jsonByteArray = document.toJson(QJsonDocument::Indented);
auto bytesWritten = device.write(jsonByteArray);
return bytesWritten == jsonByteArray.size();
}
void loadOldINIFile(QSettings& settings) {
QSettings::setDefaultFormat(QSettings::IniFormat);
QSettings iniSettings;
if (!iniSettings.allKeys().isEmpty()) {
qDebug() << "No data in json settings file, trying to load old ini settings file.";
for (auto key : iniSettings.allKeys()) {
auto variant = iniSettings.value(key);
if (variant.type() == QVariant::String) {
auto string = variant.toString();
if (string == "true") {
variant = true;
} else if (string == "false") {
variant = false;
} else {
bool ok;
double value = string.toDouble(&ok);
if (ok) {
variant = value;
}
}
}
settings.setValue(key, variant);
}
qDebug() << "Loaded" << settings.allKeys().size() << "keys from ini settings file.";
}
QSettings::setDefaultFormat(JSON_FORMAT);
}
QStringList splitArgs(const QString& string, int idx) {
int length = string.length();
Q_ASSERT(length > 0);
Q_ASSERT(string.at(idx) == QLatin1Char('('));
Q_ASSERT(string.at(length - 1) == QLatin1Char(')'));
QStringList result;
QString item;
for (++idx; idx < length; ++idx) {
QChar c = string.at(idx);
if (c == QLatin1Char(')')) {
Q_ASSERT(idx == length - 1);
result.append(item);
} else if (c == QLatin1Char(' ')) {
result.append(item);
item.clear();
} else {
item.append(c);
}
}
return result;
}
QJsonDocument variantMapToJsonDocument(const QSettings::SettingsMap& map) {
qDebug() << Q_FUNC_INFO << map.size() << "in map";
QJsonObject object;
for (auto it = map.cbegin(); it != map.cend(); ++it) {
auto& key = it.key();
auto& variant = it.value();
auto variantType = variant.type();
// Switch some types so they are readable/modifiable in the json file
if (variantType == QVariant(1.0f).type()) { // float
variantType = QVariant::Double;
}
if (variantType == QVariant((quint16)0).type()) { // uint16
variantType = QVariant::UInt;
}
switch (variantType) {
case QVariant::Map:
case QVariant::List:
case QVariant::Hash: {
qCritical() << "Unsupported variant type" << variant.typeName();
Q_ASSERT(false);
break;
}
case QVariant::Invalid:
object.insert(key, QJsonValue());
break;
case QVariant::LongLong:
case QVariant::ULongLong:
case QVariant::Int:
case QVariant::UInt:
case QVariant::Bool:
case QVariant::Double:
object.insert(key, QJsonValue::fromVariant(variant));
break;
case QVariant::String: {
QString result = variant.toString();
if (result.startsWith(QLatin1Char('@'))) {
result.prepend(QLatin1Char('@'));
}
object.insert(key, result);
break;
}
case QVariant::ByteArray: {
QByteArray a = variant.toByteArray();
QString result = QLatin1String("@ByteArray(");
result += QString::fromLatin1(a.constData(), a.size());
result += QLatin1Char(')');
object.insert(key, result);
break;
}
case QVariant::Rect: {
QRect r = qvariant_cast<QRect>(variant);
QString result = QLatin1String("@Rect(");
result += QString::number(r.x());
result += QLatin1Char(' ');
result += QString::number(r.y());
result += QLatin1Char(' ');
result += QString::number(r.width());
result += QLatin1Char(' ');
result += QString::number(r.height());
result += QLatin1Char(')');
object.insert(key, result);
break;
}
case QVariant::Size: {
QSize s = qvariant_cast<QSize>(variant);
QString result = QLatin1String("@Size(");
result += QString::number(s.width());
result += QLatin1Char(' ');
result += QString::number(s.height());
result += QLatin1Char(')');
object.insert(key, result);
break;
}
case QVariant::Point: {
QPoint p = qvariant_cast<QPoint>(variant);
QString result = QLatin1String("@Point(");
result += QString::number(p.x());
result += QLatin1Char(' ');
result += QString::number(p.y());
result += QLatin1Char(')');
object.insert(key, result);
break;
}
default: {
QByteArray array;
{
QDataStream stream(&array, QIODevice::WriteOnly);
stream.setVersion(QDataStream::Qt_4_0);
stream << variant;
}
QString result = QLatin1String("@Variant(");
result += QString::fromLatin1(array.constData(), array.size());
result += QLatin1Char(')');
object.insert(key, result);
break;
}
}
}
qDebug() << Q_FUNC_INFO << object.size() << "in json";
return QJsonDocument(object);
}
QSettings::SettingsMap jsonDocumentToVariantMap(const QJsonDocument& document) {
if (!document.isObject()) {
qWarning() << "Settings file does not contain a JSON object";
return QSettings::SettingsMap();
}
auto object = document.object();
qDebug() << Q_FUNC_INFO << object.size() << "in json";
QSettings::SettingsMap map;
for (auto it = object.begin(); it != object.end(); ++it) {
QVariant result;
if (!it->isString()) {
result = it->toVariant();
} else {
auto string = it->toString();
if (string.startsWith(QLatin1String("@@"))) {
result = QVariant(string.mid(1));
} else if (string.startsWith(QLatin1Char('@'))) {
if (string.endsWith(QLatin1Char(')'))) {
if (string.startsWith(QLatin1String("@ByteArray("))) {
result = QVariant(string.toLatin1().mid(11, string.size() - 12));
} else if (string.startsWith(QLatin1String("@Variant("))) {
QByteArray a(string.toLatin1().mid(9));
QDataStream stream(&a, QIODevice::ReadOnly);
stream.setVersion(QDataStream::Qt_4_0);
stream >> result;
} else if (string.startsWith(QLatin1String("@Rect("))) {
QStringList args = splitArgs(string, 5);
if (args.size() == 4) {
result = QRect(args[0].toInt(), args[1].toInt(),
args[2].toInt(), args[3].toInt());
}
} else if (string.startsWith(QLatin1String("@Size("))) {
QStringList args = splitArgs(string, 5);
if (args.size() == 2) {
result = QSize(args[0].toInt(), args[1].toInt());
}
} else if (string.startsWith(QLatin1String("@Point("))) {
QStringList args = splitArgs(string, 6);
if (args.size() == 2) {
result = QPoint(args[0].toInt(), args[1].toInt());
}
}
}
}
}
map.insert(it.key(), result);
}
qDebug() << Q_FUNC_INFO << map.size() << "in map";
return map;
}

35
libraries/shared/src/SettingHelpers.h Normal file
View file

@ -0,0 +1,35 @@
//
// SettingHelpers.h
// libraries/shared/src
//
// Created by Clement on 9/13/16.
// Copyright 2016 High Fidelity, Inc.
//
// Distributed under the Apache License, Version 2.0.
// See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
//
#ifndef hifi_SettingHelpers_h
#define hifi_SettingHelpers_h
#include <QSettings>
#include <QJsonDocument>
#include <QJsonObject>
#include <QRect>
#include <QSize>
#include <QPoint>
#include <QDataStream>
#include <QStringList>
bool readJSONFile(QIODevice& device, QSettings::SettingsMap& map);
bool writeJSONFile(QIODevice& device, const QSettings::SettingsMap& map);
static const auto JSON_FORMAT = QSettings::registerFormat("json", readJSONFile, writeJSONFile);
void loadOldINIFile(QSettings& settings);
#endif // hifi_SettingHelpers_h

274
libraries/shared/src/SettingInterface.cpp
View file

@ -17,245 +17,11 @@
#include <QThread>
#include "PathUtils.h"
#include "SettingHelpers.h"
#include "SettingManager.h"
#include "SharedLogging.h"
#include <QSettings>
#include <QJsonDocument>
#include <QJsonObject>
#include <QRect>
#include <QSize>
#include <QPoint>
#include <QDataStream>
#include <QStringList>
QStringList splitArgs(const QString& string, int idx) {
int length = string.length();
Q_ASSERT(length > 0);
Q_ASSERT(string.at(idx) == QLatin1Char('('));
Q_ASSERT(string.at(length - 1) == QLatin1Char(')'));
QStringList result;
QString item;
for (++idx; idx < length; ++idx) {
QChar c = string.at(idx);
if (c == QLatin1Char(')')) {
Q_ASSERT(idx == length - 1);
result.append(item);
} else if (c == QLatin1Char(' ')) {
result.append(item);
item.clear();
} else {
item.append(c);
}
}
return result;
}
QJsonDocument variantMapToJsonDocument(const QSettings::SettingsMap& map) {
qDebug() << Q_FUNC_INFO << map.size() << "in map";
QJsonObject object;
for (auto it = map.cbegin(); it != map.cend(); ++it) {
auto& key = it.key();
auto& variant = it.value();
auto variantType = variant.type();
// Switch some types so they are readable/modifiable in the json file
if (variantType == QVariant(1.0f).type()) { // float
variantType = QVariant::Double;
}
if (variantType == QVariant((quint16)0).type()) { // uint16
variantType = QVariant::UInt;
}
switch (variantType) {
case QVariant::Map:
case QVariant::List:
case QVariant::Hash: {
qCritical() << "Unsupported variant type" << variant.typeName();
Q_ASSERT(false);
break;
}
case QVariant::Invalid:
object.insert(key, QJsonValue());
break;
case QVariant::LongLong:
case QVariant::ULongLong:
case QVariant::Int:
case QVariant::UInt:
case QVariant::Bool:
case QVariant::Double:
object.insert(key, QJsonValue::fromVariant(variant));
break;
case QVariant::String: {
QString result = variant.toString();
if (result.startsWith(QLatin1Char('@'))) {
result.prepend(QLatin1Char('@'));
}
object.insert(key, result);
break;
}
case QVariant::ByteArray: {
QByteArray a = variant.toByteArray();
QString result = QLatin1String("@ByteArray(");
result += QString::fromLatin1(a.constData(), a.size());
result += QLatin1Char(')');
object.insert(key, result);
break;
}
case QVariant::Rect: {
QRect r = qvariant_cast<QRect>(variant);
QString result = QLatin1String("@Rect(");
result += QString::number(r.x());
result += QLatin1Char(' ');
result += QString::number(r.y());
result += QLatin1Char(' ');
result += QString::number(r.width());
result += QLatin1Char(' ');
result += QString::number(r.height());
result += QLatin1Char(')');
object.insert(key, result);
break;
}
case QVariant::Size: {
QSize s = qvariant_cast<QSize>(variant);
QString result = QLatin1String("@Size(");
result += QString::number(s.width());
result += QLatin1Char(' ');
result += QString::number(s.height());
result += QLatin1Char(')');
object.insert(key, result);
break;
}
case QVariant::Point: {
QPoint p = qvariant_cast<QPoint>(variant);
QString result = QLatin1String("@Point(");
result += QString::number(p.x());
result += QLatin1Char(' ');
result += QString::number(p.y());
result += QLatin1Char(')');
object.insert(key, result);
break;
}
default: {
QByteArray array;
{
QDataStream stream(&array, QIODevice::WriteOnly);
stream.setVersion(QDataStream::Qt_4_0);
stream << variant;
}
QString result = QLatin1String("@Variant(");
result += QString::fromLatin1(array.constData(), array.size());
result += QLatin1Char(')');
object.insert(key, result);
break;
}
}
}
qDebug() << Q_FUNC_INFO << object.size() << "in json";
return QJsonDocument(object);
}
QSettings::SettingsMap jsonDocumentToVariantMap(const QJsonDocument& document) {
if (!document.isObject()) {
qWarning() << "Settings file does not contain a JSON object";
return QSettings::SettingsMap();
}
auto object = document.object();
qDebug() << Q_FUNC_INFO << object.size() << "in json";
QSettings::SettingsMap map;
for (auto it = object.begin(); it != object.end(); ++it) {
QVariant result;
if (!it->isString()) {
result = it->toVariant();
} else {
auto string = it->toString();
if (string.startsWith(QLatin1String("@@"))) {
result = QVariant(string.mid(1));
} else if (string.startsWith(QLatin1Char('@'))) {
if (string.endsWith(QLatin1Char(')'))) {
if (string.startsWith(QLatin1String("@ByteArray("))) {
result = QVariant(string.toLatin1().mid(11, string.size() - 12));
} else if (string.startsWith(QLatin1String("@Variant("))) {
QByteArray a(string.toLatin1().mid(9));
QDataStream stream(&a, QIODevice::ReadOnly);
stream.setVersion(QDataStream::Qt_4_0);
stream >> result;
} else if (string.startsWith(QLatin1String("@Rect("))) {
QStringList args = splitArgs(string, 5);
if (args.size() == 4) {
result = QRect(args[0].toInt(), args[1].toInt(),
args[2].toInt(), args[3].toInt());
}
} else if (string.startsWith(QLatin1String("@Size("))) {
QStringList args = splitArgs(string, 5);
if (args.size() == 2) {
result = QSize(args[0].toInt(), args[1].toInt());
}
} else if (string.startsWith(QLatin1String("@Point("))) {
QStringList args = splitArgs(string, 6);
if (args.size() == 2) {
result = QPoint(args[0].toInt(), args[1].toInt());
}
}
}
}
}
map.insert(it.key(), result);
}
qDebug() << Q_FUNC_INFO << map.size() << "in map";
return map;
}
bool readJSONFile(QIODevice& device, QSettings::SettingsMap& map) {
QJsonParseError jsonParseError;
auto bytesRead = device.readAll();
auto document = QJsonDocument::fromJson(bytesRead, &jsonParseError);
if (jsonParseError.error != QJsonParseError::NoError) {
qDebug() << "Error parsing QSettings file:" << jsonParseError.errorString();
return false;
}
map = jsonDocumentToVariantMap(document);
return true;
}
bool writeJSONFile(QIODevice& device, const QSettings::SettingsMap& map) {
auto document = variantMapToJsonDocument(map);
auto jsonByteArray = document.toJson(QJsonDocument::Indented);
auto bytesWritten = device.write(jsonByteArray);
return bytesWritten == jsonByteArray.size();
}
const auto jsonFormat = QSettings::registerFormat("json", readJSONFile, writeJSONFile);
namespace Setting {
static QSharedPointer<Manager> globalManager;
@ -279,45 +45,13 @@ namespace Setting {
// Sets up the settings private instance. Should only be run once at startup. preInit() must be run beforehand,
void init() {
// Set settings format
QSettings::setDefaultFormat(jsonFormat);
QSettings::setDefaultFormat(JSON_FORMAT);
QSettings settings;
if (settings.allKeys().size() == 0) {
QSettings::setDefaultFormat(QSettings::IniFormat);
QSettings iniSettings;
if (iniSettings.allKeys().size()) {
qDebug() << "No data in json settings file, trying to load old ini settings file.";
for (auto key : iniSettings.allKeys()) {
auto variant = iniSettings.value(key);
if (variant.type() == QVariant::String) {
auto string = variant.toString();
if (string == "true") {
variant = true;
} else if (string == "false") {
variant = false;
} else {
bool ok;
double value = string.toDouble(&ok);
if (ok) {
variant = value;
}
}
}
settings.setValue(key, variant);
}
qDebug() << "Loaded" << settings.allKeys().size() << "keys from ini settings file.";
}
QSettings::setDefaultFormat(jsonFormat);
if (settings.allKeys().isEmpty()) {
loadOldINIFile(settings);
}
qDebug() << "First run:" << settings.contains("firstRun") << settings.value("firstRun", true);
// Delete Interface.ini.lock file if it exists, otherwise Interface freezes.
QString settingsLockFilename = settings.fileName() + ".lock";
QFile settingsLockFile(settingsLockFilename);