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Delta Between Two Patch Sets: include/AdblockPlus/JsEngine.h

Issue 5598762307158016: Issue 1550 - Get rid of V8ValueHolder.h (Closed)
Left Patch Set: update Created June 11, 2015, 1:02 p.m.
Right Patch Set: rebase Created May 20, 2016, 3:20 p.m.
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1 /* 1 /*
2 * This file is part of Adblock Plus <https://adblockplus.org/>, 2 * This file is part of Adblock Plus <https://adblockplus.org/>,
3 * Copyright (C) 2006-2015 Eyeo GmbH 3 * Copyright (C) 2006-2016 Eyeo GmbH
4 * 4 *
5 * Adblock Plus is free software: you can redistribute it and/or modify 5 * Adblock Plus is free software: you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License version 3 as 6 * it under the terms of the GNU General Public License version 3 as
7 * published by the Free Software Foundation. 7 * published by the Free Software Foundation.
8 * 8 *
9 * Adblock Plus is distributed in the hope that it will be useful, 9 * Adblock Plus is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details. 12 * GNU General Public License for more details.
13 * 13 *
14 * You should have received a copy of the GNU General Public License 14 * You should have received a copy of the GNU General Public License
15 * along with Adblock Plus. If not, see <http://www.gnu.org/licenses/>. 15 * along with Adblock Plus. If not, see <http://www.gnu.org/licenses/>.
16 */ 16 */
17 17
18 #ifndef ADBLOCK_PLUS_JS_ENGINE_H 18 #ifndef ADBLOCK_PLUS_JS_ENGINE_H
19 #define ADBLOCK_PLUS_JS_ENGINE_H 19 #define ADBLOCK_PLUS_JS_ENGINE_H
20 20
21 #include <functional>
21 #include <map> 22 #include <map>
22 #include <stdexcept> 23 #include <stdexcept>
23 #include <stdint.h> 24 #include <stdint.h>
24 #include <string> 25 #include <string>
25 #include <AdblockPlus/AppInfo.h> 26 #include <AdblockPlus/AppInfo.h>
26 #include <AdblockPlus/tr1_functional.h>
27 #include <AdblockPlus/LogSystem.h> 27 #include <AdblockPlus/LogSystem.h>
28 #include <AdblockPlus/FileSystem.h> 28 #include <AdblockPlus/FileSystem.h>
29 #include <AdblockPlus/JsValue.h> 29 #include <AdblockPlus/JsValue.h>
30 #include <AdblockPlus/WebRequest.h> 30 #include <AdblockPlus/WebRequest.h>
31
32 #include "tr1_memory.h"
33 31
34 namespace v8 32 namespace v8
35 { 33 {
36 class Arguments; 34 class Arguments;
37 class Isolate; 35 class Isolate;
38 class Value; 36 class Value;
39 class Context; 37 class Context;
40 template<class T> class Handle; 38 template<class T> class Handle;
41 typedef Handle<Value>(*InvocationCallback)(const Arguments &args); 39 typedef Handle<Value>(*InvocationCallback)(const Arguments &args);
42 } 40 }
43 41
44 namespace AdblockPlus 42 namespace AdblockPlus
45 { 43 {
46 class JsEngine; 44 class JsEngine;
47 45
48 /** 46 /**
49 * Shared smart pointer to a `JsEngine` instance. 47 * Shared smart pointer to a `JsEngine` instance.
50 */ 48 */
51 typedef std::tr1::shared_ptr<JsEngine> JsEnginePtr; 49 typedef std::shared_ptr<JsEngine> JsEnginePtr;
52
53 /**
54 * Scope based isolate manager. Creates a new isolate instance on
55 * constructing and disposes it on destructing.
56 */
57 class ScopedV8Isolate
58 {
59 public:
60 ScopedV8Isolate();
61 ~ScopedV8Isolate();
62 protected:
63 v8::Isolate* isolate;
64 };
65 50
66 /** 51 /**
67 * JavaScript engine used by `FilterEngine`, wraps v8. 52 * JavaScript engine used by `FilterEngine`, wraps v8.
68 *
69 * It's inherited from ScopedV8Isolate to have isolate disposed only after
70 * disposing of all objects which are using it.
71 */ 53 */
72 class JsEngine : public std::tr1::enable_shared_from_this<JsEngine>, protected ScopedV8Isolate 54 class JsEngine : public std::enable_shared_from_this<JsEngine>
73 { 55 {
74 friend class JsValue; 56 friend class JsValue;
75 friend class JsContext; 57 friend class JsContext;
58
76 public: 59 public:
77 /** 60 /**
78 * Event callback function. 61 * Event callback function.
79 */ 62 */
80 typedef std::tr1::function<void(JsValueList& params)> EventCallback; 63 typedef std::function<void(JsValueList& params)> EventCallback;
81 64
82 /** 65 /**
83 * Maps events to callback functions. 66 * Maps events to callback functions.
84 */ 67 */
85 typedef std::map<std::string, EventCallback> EventMap; 68 typedef std::map<std::string, EventCallback> EventMap;
86 69
87 /** 70 /**
88 * Creates a new JavaScript engine instance. 71 * Creates a new JavaScript engine instance.
89 * @param appInfo Information about the app. 72 * @param appInfo Information about the app.
90 * @return New `JsEngine` instance. 73 * @return New `JsEngine` instance.
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218 201
219 /** 202 /**
220 * Sets the `LogSystem` implementation used for logging (e.g. to handle 203 * Sets the `LogSystem` implementation used for logging (e.g. to handle
221 * `console.log()` calls from JavaScript). 204 * `console.log()` calls from JavaScript).
222 * Setting this is optional, the engine will use a `DefaultLogSystem` 205 * Setting this is optional, the engine will use a `DefaultLogSystem`
223 * instance by default, which might be sufficient. 206 * instance by default, which might be sufficient.
224 * @param The `LogSystem` instance to use. 207 * @param The `LogSystem` instance to use.
225 */ 208 */
226 void SetLogSystem(LogSystemPtr val); 209 void SetLogSystem(LogSystemPtr val);
227 210
211 /**
212 * Sets a global property that can be accessed by all the scripts.
213 * @param name Name of the property to set.
214 * @param value Value of the property to set.
215 */
216 void SetGlobalProperty(const std::string& name, AdblockPlus::JsValuePtr valu e);
217
228 private: 218 private:
229 JsEngine(); 219 JsEngine();
220
230 FileSystemPtr fileSystem; 221 FileSystemPtr fileSystem;
231 WebRequestPtr webRequest; 222 WebRequestPtr webRequest;
232 LogSystemPtr logSystem; 223 LogSystemPtr logSystem;
224 v8::Isolate* isolate;
233 std::unique_ptr<v8::Persistent<v8::Context>> context; 225 std::unique_ptr<v8::Persistent<v8::Context>> context;
234 EventMap eventCallbacks; 226 EventMap eventCallbacks;
227 JsValuePtr globalJsObject;
235 }; 228 };
236 } 229 }
237 230
238 #endif 231 #endif
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