418 lines
12 KiB
C++
418 lines
12 KiB
C++
/*****************************************************************************
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* gta5view Grand Theft Auto V Profile Viewer
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* Copyright (C) 2016 Syping
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*****************************************************************************/
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#include "QJsonDocument.h"
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#include "QJsonObject.h"
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#include "QJsonArray.h"
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#include "QJsonParser.h"
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#include <QtCore/QStringList>
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#include <QtCore/QByteArray>
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#include <QtCore/QTextStream>
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#include <QtCore/QTextCodec>
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#include <QtCore/QtCore>
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#if QT_VERSION < 0x050000
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//------------------------------------------------------------------------------
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// Name: QJsonDocument
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//------------------------------------------------------------------------------
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QJsonDocument::QJsonDocument() : root_(0) {
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}
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//------------------------------------------------------------------------------
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// Name: QJsonDocument
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//------------------------------------------------------------------------------
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QJsonDocument::QJsonDocument(const QJsonObject &object) : root_(0) {
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setObject(object);
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}
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//------------------------------------------------------------------------------
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// Name: QJsonDocument
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//------------------------------------------------------------------------------
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QJsonDocument::QJsonDocument(const QJsonArray &array) : root_(0) {
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setArray(array);
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}
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//------------------------------------------------------------------------------
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// Name: QJsonDocument
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//------------------------------------------------------------------------------
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QJsonDocument::QJsonDocument(const QJsonDocument &other) : root_(0) {
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if(other.root_) {
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root_ = other.root_->clone();
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}
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}
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//------------------------------------------------------------------------------
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// Name: ~QJsonDocument
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//------------------------------------------------------------------------------
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QJsonDocument::~QJsonDocument() {
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delete root_;
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}
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//------------------------------------------------------------------------------
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// Name: operator=
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//------------------------------------------------------------------------------
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QJsonDocument &QJsonDocument::operator=(const QJsonDocument &other) {
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QJsonDocument(other).swap(*this);
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return *this;
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}
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//------------------------------------------------------------------------------
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// Name: operator!=
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//------------------------------------------------------------------------------
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bool QJsonDocument::operator!=(const QJsonDocument &other) const {
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return !(*this == other);
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}
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//------------------------------------------------------------------------------
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// Name: operator==
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//------------------------------------------------------------------------------
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bool QJsonDocument::operator==(const QJsonDocument &other) const {
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if(isArray() && other.isArray()) {
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return array() == other.array();
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}
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if(isObject() && other.isObject()) {
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return object() == other.object();
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}
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if(isEmpty() && other.isEmpty()) {
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return true;
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}
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if(isNull() && other.isNull()) {
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return true;
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}
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return false;
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}
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//------------------------------------------------------------------------------
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// Name: isArray
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//------------------------------------------------------------------------------
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bool QJsonDocument::isArray() const {
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return root_ && root_->toArray();
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}
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//------------------------------------------------------------------------------
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// Name: isEmpty
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//------------------------------------------------------------------------------
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bool QJsonDocument::isEmpty() const {
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// TODO(eteran): figure out the rules here that Qt5 uses
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// it *looks* like they define empty as being NULL
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// which is obviously different than this
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return !root_;
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}
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//------------------------------------------------------------------------------
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// Name: isNull
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//------------------------------------------------------------------------------
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bool QJsonDocument::isNull() const {
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return !root_;
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}
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//------------------------------------------------------------------------------
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// Name: isObject
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//------------------------------------------------------------------------------
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bool QJsonDocument::isObject() const {
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return root_ && root_->toObject();
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}
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//------------------------------------------------------------------------------
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// Name: setArray
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//------------------------------------------------------------------------------
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void QJsonDocument::setArray(const QJsonArray &array) {
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setRoot(array);
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}
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//------------------------------------------------------------------------------
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// Name: setObject
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//------------------------------------------------------------------------------
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void QJsonDocument::setObject(const QJsonObject &object) {
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setRoot(object);
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}
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//------------------------------------------------------------------------------
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// Name: setRoot
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//------------------------------------------------------------------------------
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void QJsonDocument::setRoot(const QJsonRoot &root) {
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delete root_;
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root_ = root.clone();
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}
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//------------------------------------------------------------------------------
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// Name: toBinaryData
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//------------------------------------------------------------------------------
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QByteArray QJsonDocument::toBinaryData() const {
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QByteArray r;
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// TODO(eteran): implement this
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return r;
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}
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//------------------------------------------------------------------------------
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// Name: escapeString
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//------------------------------------------------------------------------------
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QString QJsonDocument::escapeString(const QString &s) const {
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QString r;
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Q_FOREACH(QChar ch, s) {
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switch(ch.toLatin1()) {
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case '\"': r.append("\\\""); break;
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case '\\': r.append("\\\\"); break;
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#if 0
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case '/': r.append("\\/"); break;
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#endif
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case '\b': r.append("\\b"); break;
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case '\f': r.append("\\f"); break;
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case '\n': r.append("\\n"); break;
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case '\r': r.append("\\r"); break;
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case '\t': r.append("\\t"); break;
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default:
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r += ch;
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break;
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}
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}
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return r;
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}
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//------------------------------------------------------------------------------
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// Name: toJson
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//------------------------------------------------------------------------------
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QString QJsonDocument::toJson(const QJsonValue &v, JsonFormat format) const {
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QString b;
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QTextStream ss(&b, QIODevice::WriteOnly | QIODevice::Text);
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switch(v.type()) {
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case QJsonValue::Null:
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ss << "null";
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break;
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case QJsonValue::Bool:
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ss << (v.toBool() ? "true" : "false");
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break;
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case QJsonValue::Double:
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{
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double d = v.toDouble ();
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if (qIsFinite(d)) {
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// +2 to format to ensure the expected precision
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ss << QByteArray::number(d, 'g', 15 + 2); // ::digits10 is 15
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} else {
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ss << "null"; // +INF || -INF || NaN (see RFC4627#section2.4)
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}
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}
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break;
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case QJsonValue::String:
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ss << '"' << escapeString(v.toString()) << '"';
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break;
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case QJsonValue::Array:
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{
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const QJsonArray a = v.toArray();
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ss << "[";
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if(!a.empty()) {
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QJsonArray::const_iterator it = a.begin();
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QJsonArray::const_iterator e = a.end();
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ss << toJson(*it++, format);
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for(;it != e; ++it) {
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ss << ',';
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ss << toJson(*it, format);
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}
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}
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ss << "]";
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}
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break;
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case QJsonValue::Object:
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{
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const QJsonObject o = v.toObject();
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ss << "{";
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if(!o.empty()) {
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QJsonObject::const_iterator it = o.begin();
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QJsonObject::const_iterator e = o.end();
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ss << '"' << escapeString(it.key()) << "\": " << toJson(it.value(), format);
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++it;
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for(;it != e; ++it) {
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ss << ',';
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ss << '"' << escapeString(it.key()) << "\": " << toJson(it.value(), format);
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}
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}
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ss << "}";
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}
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break;
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case QJsonValue::Undefined:
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Q_ASSERT(0);
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break;
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}
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return b;
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}
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//------------------------------------------------------------------------------
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// Name: toJson
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//------------------------------------------------------------------------------
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QByteArray QJsonDocument::toJson(JsonFormat format) const {
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Q_UNUSED(format);
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if(isArray()) {
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QString s = toJson(array(), format);
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return s.toUtf8();
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}
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if(isObject()) {
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QString s = toJson(object(), format);
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return s.toUtf8();
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}
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return QByteArray();
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}
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//------------------------------------------------------------------------------
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// Name: toVariant
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//------------------------------------------------------------------------------
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QVariant QJsonDocument::toVariant() const {
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if(!isEmpty()) {
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if(QJsonObject *const object = root_->toObject()) {
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return object->toVariantMap();
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}
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if(QJsonArray *const array = root_->toArray()) {
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return array->toVariantList();
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}
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}
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return QVariant();
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}
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//------------------------------------------------------------------------------
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// Name: array
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//------------------------------------------------------------------------------
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QJsonArray QJsonDocument::array() const {
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if(!isEmpty()) {
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if(QJsonArray *const array = root_->toArray()) {
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return *array;
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}
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}
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return QJsonArray();
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}
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//------------------------------------------------------------------------------
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// Name: object
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//------------------------------------------------------------------------------
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QJsonObject QJsonDocument::object() const {
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if(!isEmpty()) {
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if(QJsonObject *const object = root_->toObject()) {
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return *object;
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}
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}
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return QJsonObject();
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}
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//------------------------------------------------------------------------------
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// Name: rawData
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//------------------------------------------------------------------------------
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const char *QJsonDocument::rawData(int *size) const {
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Q_UNUSED(size);
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// TODO(eteran): implement this
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return 0;
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}
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//------------------------------------------------------------------------------
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// Name: fromBinaryData
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//------------------------------------------------------------------------------
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QJsonDocument QJsonDocument::fromBinaryData(const QByteArray &data, DataValidation validation) {
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Q_UNUSED(data);
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Q_UNUSED(validation);
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QJsonDocument doc;
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// TODO(eteran): implement this
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return doc;
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}
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//------------------------------------------------------------------------------
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// Name: fromJson
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//------------------------------------------------------------------------------
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QJsonDocument QJsonDocument::fromJson(const QByteArray &json, QJsonParseError *error) {
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QJsonDocument doc;
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const char *const begin = json.constData();
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const char *const end = begin + json.size();
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QJsonParser parser(begin, end);
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doc.root_ = parser.parse();
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if(error) {
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*error = parser.state();
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}
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return doc;
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}
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//------------------------------------------------------------------------------
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// Name: fromRawData
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//------------------------------------------------------------------------------
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QJsonDocument QJsonDocument::fromRawData(const char *data, int size, DataValidation validation) {
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// data has to be aligned to a 4 byte boundary.
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Q_ASSERT(!(reinterpret_cast<quintptr>(data) % 3));
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return fromBinaryData(QByteArray::fromRawData(data, size), validation);
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}
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//------------------------------------------------------------------------------
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// Name: fromVariant
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//------------------------------------------------------------------------------
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QJsonDocument QJsonDocument::fromVariant(const QVariant &variant) {
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QJsonDocument doc;
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if (variant.type() == QVariant::Map) {
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doc.setObject(QJsonObject::fromVariantMap(variant.toMap()));
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} else if (variant.type() == QVariant::Hash) {
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doc.setObject(QJsonObject::fromVariantHash(variant.toHash()));
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} else if (variant.type() == QVariant::List) {
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doc.setArray(QJsonArray::fromVariantList(variant.toList()));
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} else if (variant.type() == QVariant::StringList) {
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doc.setArray(QJsonArray::fromStringList(variant.toStringList()));
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}
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return doc;
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}
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//------------------------------------------------------------------------------
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// Name: swap
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//------------------------------------------------------------------------------
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void QJsonDocument::swap(QJsonDocument &other) {
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qSwap(root_, other.root_);
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}
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#endif
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