3 This file is part of Minitube.
4 Copyright 2009, Flavio Tordini <flavio.tordini@gmail.com>
6 Minitube is free software: you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation, either version 3 of the License, or
9 (at your option) any later version.
11 Minitube is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with Minitube. If not, see <http://www.gnu.org/licenses/>.
21 #include "jsfunctions.h"
22 #include "constants.h"
25 #include <QJSValueIterator>
27 JsFunctions *JsFunctions::instance() {
28 static JsFunctions *i = new JsFunctions(QLatin1String(Constants::WEBSITE) + "-ws/functions.js");
32 JsFunctions::JsFunctions(const QString &url, QObject *parent)
33 : QObject(parent), url(url), engine(nullptr) {
36 if (file.open(QIODevice::ReadOnly | QIODevice::Text))
37 parseJs(QString::fromUtf8(file.readAll()));
39 qWarning() << "Cannot open" << file.errorString() << file.fileName();
41 bool stale = info.size() == 0 || info.lastModified().toTime_t() <
42 QDateTime::currentDateTime().toTime_t() - 1800;
46 QFile resFile(QLatin1String(":/") + jsFilename());
47 resFile.open(QIODevice::ReadOnly | QIODevice::Text);
48 parseJs(QString::fromUtf8(resFile.readAll()));
54 void JsFunctions::parseJs(const QString &js) {
55 // qDebug() << "Js Parsing" << js;
56 if (js.isEmpty()) return;
57 if (engine) delete engine;
58 engine = new QJSEngine(this);
63 QString JsFunctions::jsFilename() {
64 return QFileInfo(url).fileName();
67 QString JsFunctions::jsDir() {
68 return QStandardPaths::writableLocation(QStandardPaths::DataLocation);
71 QString JsFunctions::jsPath() {
72 return jsDir() + QLatin1String("/") + jsFilename();
75 void JsFunctions::loadJs() {
76 qDebug() << "Js Loading" << url;
79 q.addQueryItem("v", Constants::VERSION);
81 QObject *reply = Http::instance().get(url);
82 connect(reply, SIGNAL(data(QByteArray)), SLOT(gotJs(QByteArray)));
83 connect(reply, SIGNAL(error(QString)), SLOT(errorJs(QString)));
86 void JsFunctions::gotJs(const QByteArray &bytes) {
87 if (bytes.isEmpty()) {
88 qWarning() << "Got empty js";
91 QDir().mkpath(jsDir());
93 if (!file.open(QIODevice::WriteOnly)) {
94 qWarning() << "Cannot write" << file.errorString() << file.fileName();
97 QDataStream stream(&file);
98 stream.writeRawData(bytes.constData(), bytes.size());
99 parseJs(QString::fromUtf8(bytes));
102 void JsFunctions::errorJs(const QString &message) {
103 qWarning() << message;
106 QJSValue JsFunctions::evaluate(const QString &js) {
107 if (!engine) return QString();
108 QJSValue value = engine->evaluate(js);
109 if (value.isUndefined()) qWarning() << "Undefined result for" << js;
110 if (value.isError()) qWarning() << "Error in" << js << value.toString();
115 QString JsFunctions::string(const QString &js) {
116 return evaluate(js).toString();
119 QStringList JsFunctions::stringArray(const QString &js) {
121 QJSValue array = evaluate(js);
122 if (!array.isArray()) return items;
123 QJSValueIterator it(array);
124 while (it.hasNext()) {
126 QJSValue value = it.value();
127 if (!value.isString()) continue;
128 items << value.toString();
133 QString JsFunctions::decryptSignature(const QString &s) {
134 return string("decryptSignature('" + s + "')");
137 QString JsFunctions::decryptAgeSignature(const QString &s) {
138 return string("decryptAgeSignature('" + s + "')");
141 QString JsFunctions::videoIdRE() {
142 return string("videoIdRE()");
145 QString JsFunctions::videoTokenRE() {
146 return string("videoTokenRE()");
149 QString JsFunctions::videoInfoFmtMapRE() {
150 return string("videoInfoFmtMapRE()");
153 QString JsFunctions::webPageFmtMapRE() {
154 return string("webPageFmtMapRE()");
157 QString JsFunctions::ageGateRE() {
158 return string("ageGateRE()");
161 QString JsFunctions::jsPlayerRE() {
162 return string("jsPlayerRE()");
165 QString JsFunctions::signatureFunctionNameRE() {
166 return string("signatureFunctionNameRE()");
169 QStringList JsFunctions::signatureFunctionNameREs() {
170 return stringArray("signatureFunctionNameREs()");
173 QStringList JsFunctions::apiKeys() {
174 return stringArray("apiKeys()");