1 /**************************************************************************
2 * Otter Browser: Web browser controlled by the user, not vice-versa.
3 * Copyright (C) 2013 - 2019 Michal Dutkiewicz aka Emdek <michal@emdek.pl>
4 * Copyright (C) 2014 Piotr Wójcik <chocimier@tlen.pl>
5 *
6 * This program 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.
10 *
11 * This program 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.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program. If not, see <http://www.gnu.org/licenses/>.
18 *
19 **************************************************************************/
20 
21 #ifndef OTTER_NETWORKMANAGERFACTORY_H
22 #define OTTER_NETWORKMANAGERFACTORY_H
23 
24 #include "ItemModel.h"
25 
26 #include <QtCore/QCoreApplication>
27 #include <QtNetwork/QAuthenticator>
28 #include <QtNetwork/QNetworkReply>
29 #include <QtNetwork/QSslCipher>
30 
31 namespace Otter
32 {
33 
34 struct ProxyDefinition final
35 {
36 	enum ProxyType
37 	{
38 		NoProxy = 0,
39 		SystemProxy,
40 		ManualProxy,
41 		AutomaticProxy
42 	};
43 
44 	enum ProtocolType
45 	{
46 		AnyProtocol = 0,
47 		HttpProtocol,
48 		HttpsProtocol,
49 		FtpProtocol,
50 		SocksProtocol
51 	};
52 
53 	struct ProxyServer final
54 	{
55 		QString hostName;
56 		quint16 port = 8080;
57 
ProxyServerfinal::final58 		explicit ProxyServer(const QString &hostNameValue, quint16 portValue)
59 		{
60 			hostName = hostNameValue;
61 			port = portValue;
62 		}
63 
ProxyServerfinal::final64 		ProxyServer()
65 		{
66 		}
67 	};
68 
69 	QString identifier;
70 	QString title;
71 	QString path;
72 	QStringList children;
73 	QStringList exceptions;
74 	QHash<ProtocolType, ProxyServer> servers;
75 	ProxyType type = SystemProxy;
76 	bool isFolder = false;
77 	bool usesSystemAuthentication = false;
78 
getTitlefinal79 	QString getTitle() const
80 	{
81 		if (title.isEmpty())
82 		{
83 			if (identifier == QLatin1String("noProxy"))
84 			{
85 				return QCoreApplication::translate("proxies", "No Proxy");
86 			}
87 
88 			if (identifier == QLatin1String("system"))
89 			{
90 				return QCoreApplication::translate("proxies", "System Configuration");
91 			}
92 		}
93 
94 		return (title.isEmpty() ? QCoreApplication::translate("proxies", "(Untitled)") : title);
95 	}
96 
isValidfinal97 	bool isValid() const
98 	{
99 		return !identifier.isEmpty();
100 	}
101 };
102 
103 struct UserAgentDefinition final
104 {
105 	QString identifier;
106 	QString name;
107 	QString title;
108 	QString value;
109 	QStringList children;
110 	bool isFolder = false;
111 
getTitlefinal112 	QString getTitle() const
113 	{
114 		if (title.isEmpty())
115 		{
116 			if (identifier == QLatin1String("default"))
117 			{
118 				return QCoreApplication::translate("userAgents", "Default User Agent");
119 			}
120 
121 			if (!name.isEmpty())
122 			{
123 				return QCoreApplication::translate("userAgents", "Mask as {name}").replace(QLatin1String("{name}"), QString(name).replace(QLatin1Char('&'), QLatin1String("&&")));
124 			}
125 		}
126 
127 		return (title.isEmpty() ? QCoreApplication::translate("userAgents", "(Untitled)") : title);
128 	}
129 
isValidfinal130 	bool isValid() const
131 	{
132 		return !identifier.isEmpty();
133 	}
134 };
135 
136 class CookieJar;
137 class NetworkCache;
138 class NetworkManager;
139 class NetworkManagerFactory;
140 class NetworkProxyFactory;
141 
142 class ProxiesModel final : public ItemModel
143 {
144 public:
145 	enum ItemRole
146 	{
147 		TitleRole = ItemModel::TitleRole,
148 		IdentifierRole = ItemModel::UserRole
149 	};
150 
151 	explicit ProxiesModel(const QString &selectedProxy, bool isEditor, QObject *parent = nullptr);
152 
153 protected:
154 	void populateProxies(const QStringList &proxies, QStandardItem *parent, const QString &selectedProxy);
155 
156 private:
157 	bool m_isEditor;
158 };
159 
160 class UserAgentsModel final : public ItemModel
161 {
162 public:
163 	enum ItemRole
164 	{
165 		TitleRole = ItemModel::TitleRole,
166 		IdentifierRole = ItemModel::UserRole,
167 		UserAgentRole
168 	};
169 
170 	explicit UserAgentsModel(const QString &selectedUserAgent, bool isEditor, QObject *parent = nullptr);
171 
172 protected:
173 	void populateUserAgents(const QStringList &userAgents, QStandardItem *parent, const QString &selectedUserAgent);
174 
175 private:
176 	bool m_isEditor;
177 };
178 
179 class NetworkManagerFactory final : public QObject
180 {
181 	Q_OBJECT
182 	Q_ENUMS(DoNotTrackPolicy)
183 
184 public:
185 	enum DoNotTrackPolicy
186 	{
187 		SkipTrackPolicy = 0,
188 		AllowToTrackPolicy,
189 		DoNotAllowToTrackPolicy
190 	};
191 
192 	static void createInstance();
193 	static void initialize();
194 	static void clearCookies(int period = 0);
195 	static void clearCache(int period = 0);
196 	static void loadProxies();
197 	static void loadUserAgents();
198 	static void notifyAuthenticated(QAuthenticator *authenticator, bool wasAccepted);
199 	static NetworkManagerFactory* getInstance();
200 	static NetworkManager* getNetworkManager(bool isPrivate = false);
201 	static NetworkCache* getCache();
202 	static CookieJar* getCookieJar();
203 	static QNetworkReply* createRequest(const QUrl &url, QNetworkAccessManager::Operation operation = QNetworkAccessManager::GetOperation, bool isPrivate = false, QIODevice *outgoingData = nullptr);
204 	static QString getAcceptLanguage();
205 	static QString getUserAgent();
206 	static QStringList getProxies();
207 	static QStringList getUserAgents();
208 	static QList<QSslCipher> getDefaultCiphers();
209 	static ProxyDefinition getProxy(const QString &identifier);
210 	static UserAgentDefinition getUserAgent(const QString &identifier);
211 	static DoNotTrackPolicy getDoNotTrackPolicy();
212 	static bool canSendReferrer();
213 	static bool isWorkingOffline();
214 	static bool usesSystemProxyAuthentication();
215 	bool event(QEvent *event) override;
216 
217 protected:
218 	explicit NetworkManagerFactory(QObject *parent = nullptr);
219 
220 	static void readProxy(const QJsonValue &value, ProxyDefinition *parent);
221 	static void readUserAgent(const QJsonValue &value, UserAgentDefinition *parent);
222 	static void updateProxiesOption();
223 	static void updateUserAgentsOption();
224 
225 protected slots:
226 	void handleOptionChanged(int identifier, const QVariant &value);
227 
228 private:
229 	static NetworkManagerFactory *m_instance;
230 	static NetworkManager *m_privateNetworkManager;
231 	static NetworkManager *m_standardNetworkManager;
232 	static NetworkProxyFactory *m_proxyFactory;
233 	static NetworkCache *m_cache;
234 	static CookieJar *m_cookieJar;
235 	static QString m_acceptLanguage;
236 	static QMap<QString, ProxyDefinition> m_proxies;
237 	static QMap<QString, UserAgentDefinition> m_userAgents;
238 	static QList<QSslCipher> m_defaultCiphers;
239 	static DoNotTrackPolicy m_doNotTrackPolicy;
240 	static bool m_canSendReferrer;
241 	static bool m_isInitialized;
242 	static bool m_isWorkingOffline;
243 
244 signals:
245 	void authenticated(QAuthenticator *authenticator, bool wasAccepted);
246 	void onlineStateChanged(bool isOnline);
247 
248 friend class NetworkManager;
249 };
250 
251 }
252 
253 #endif
254