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Issue 9271056: ABP/Android V8 integration code (Closed)
Patch Set: ABP/Android V8 integration code Created Feb. 1, 2013, 8:40 a.m.
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1 /*
2 * This file is part of the Adblock Plus,
3 * Copyright (C) 2006-2012 Eyeo GmbH
4 *
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
7 * published by the Free Software Foundation.
8 *
9 * Adblock Plus is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
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/>.
16 */
17
18 #include <string>
19 #include "debug.h"
20 #include "ops.h"
21 #include "wrap.h"
22
23 v8::Handle<v8::Value> loadImpl(const v8::Arguments& args)
24 {
25 D(D_WARN, "load()");
26 v8::HandleScope handle_scope;
27
28 JNIEnv* jniEnv = NULL;
29 if (globalJvm->AttachCurrentThread(&jniEnv, NULL) != 0)
30 return v8::ThrowException(v8::String::New("Failed to get JNI environment"));
31
32 if (args.Length() < 1)
33 return v8::ThrowException(v8::String::New("File name expected"));
34
35 v8::String::Utf8Value str(args[0]);
36 if (!*str)
37 return v8::ThrowException(v8::String::New("File name isn't a string"));
38
39 jstring jstr = jniEnv->NewStringUTF(*str);
40
41 jstring result;
42 jclass cls = jniEnv->GetObjectClass(jniCallback);
43 jmethodID mid = jniEnv->GetMethodID(cls, "readJSFile", "(Ljava/lang/String;)Lj ava/lang/String;");
44 if (mid)
45 result = (jstring) jniEnv->CallObjectMethod(jniCallback, mid, jstr);
46 jniEnv->DeleteLocalRef(jstr);
47
48 /*
49 const char* src = jniEnv->GetStringUTFChars(result, 0);
50 v8::Handle<v8::String> source = v8::String::New(src, jniEnv->GetStringLength(r esult));
51 jniEnv->ReleaseStringUTFChars(result, src);
52 */
53 v8::Handle<v8::String> source = v8::Handle<v8::String>::Cast(wrapJavaObject(jn iEnv, result));
54 v8::Handle<v8::Script> script = v8::Script::Compile(source, args[0]);
55 if (!script.IsEmpty())
56 script->Run();
57
58 return v8::Undefined();
59 }
60
61 v8::Handle<v8::Value> setStatusImpl(const v8::Arguments& args)
62 {
63 D(D_WARN, "setStatus()");
64 v8::HandleScope handle_scope;
65
66 JNIEnv* jniEnv = NULL;
67 if (globalJvm->AttachCurrentThread(&jniEnv, NULL) != 0)
68 return v8::ThrowException(v8::String::New("Failed to get JNI environment"));
69
70 if (args.Length() < 2)
71 return v8::ThrowException(v8::String::New("Not enough parameters"));
72
73 if (!args[0]->IsString())
74 return v8::ThrowException(v8::String::New("Parameter 0 must be a string"));
75 if (!args[1]->IsNumber())
76 return v8::ThrowException(v8::String::New("Parameter 1 must be a number"));
77
78 v8::String::Utf8Value str(args[0]);
79 if (!*str)
80 return v8::ThrowException(v8::String::New("Parameter cannot be converted to string"));
81 jstring jstr = jniEnv->NewStringUTF(*str);
82
83 jlong jnum = (v8::Handle<v8::Integer>::Cast(args[1]))->Value();
84
85 static jclass cls = jniEnv->GetObjectClass(jniCallback);
86 static jmethodID mid = jniEnv->GetMethodID(cls, "setStatus", "(Ljava/lang/Stri ng;J)V");
87 if (mid)
88 jniEnv->CallVoidMethod(jniCallback, mid, jstr, jnum);
89 jniEnv->DeleteLocalRef(jstr);
90
91 return v8::Undefined();
92 }
93
94 v8::Handle<v8::Value> canAutoupdateImpl(const v8::Arguments& args)
95 {
96 D(D_WARN, "canAutoupdate()");
97 v8::HandleScope handle_scope;
98
99 JNIEnv* jniEnv = NULL;
100 if (globalJvm->AttachCurrentThread(&jniEnv, NULL) != 0)
101 return v8::ThrowException(v8::String::New("Failed to get JNI environment"));
102
103 jboolean result;
104 jclass cls = jniEnv->GetObjectClass(jniCallback);
105 jmethodID mid = jniEnv->GetMethodID(cls, "canAutoupdate", "()Z");
106 if (mid)
107 result = jniEnv->CallBooleanMethod(jniCallback, mid);
108 return wrapJavaObject(jniEnv, NewBoolean(jniEnv, result));
109 }
110
111 v8::Handle<v8::Value> showToastImpl(const v8::Arguments& args)
112 {
113 D(D_WARN, "showToast()");
114 v8::HandleScope handle_scope;
115
116 JNIEnv* jniEnv = NULL;
117 if (globalJvm->AttachCurrentThread(&jniEnv, NULL) != 0)
118 return v8::ThrowException(v8::String::New("Failed to get JNI environment"));
119
120 if (args.Length() < 1)
121 return v8::ThrowException(v8::String::New("String expected"));
122
123 v8::String::Utf8Value str(args[0]);
124 if (!*str)
125 return v8::ThrowException(v8::String::New("Parameter cannot be converted t o string"));
126
127 jstring jstr = jniEnv->NewStringUTF(*str);
128
129 static jclass cls = jniEnv->GetObjectClass(jniCallback);
130 static jmethodID mid = jniEnv->GetMethodID(cls, "showToast", "(Ljava/lang/Stri ng;)V");
131 if (mid)
132 jniEnv->CallVoidMethod(jniCallback, mid, jstr);
133 jniEnv->DeleteLocalRef(jstr);
134
135 return v8::Undefined();
136 }
137
138 v8::Handle<v8::Value> printImpl(const v8::Arguments& args)
139 {
140 D(D_WARN, "print()");
141 bool first = true;
142 std::string msg = "";
143 for (int i = 0; i < args.Length(); i++)
144 {
145 v8::HandleScope handle_scope;
146 if (first)
147 first = false;
148 else
149 msg += " ";
150 v8::String::Utf8Value str(args[i]);
151 if (!*str)
152 return v8::ThrowException(v8::String::New("Parameter cannot be converted t o string"));
153 msg += *str;
154 }
155
156 return v8::Undefined();
157 }
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