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1 // Copyright 2014 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #include "config.h" | |
6 #include "bindings/v8/PrivateScriptRunner.h" | |
7 | |
8 #include "bindings/v8/V8Binding.h" | |
9 #include "bindings/v8/V8PerContextData.h" | |
10 #include "bindings/v8/V8ScriptRunner.h" | |
11 #include "core/PrivateScriptSources.h" | |
12 | |
13 namespace WebCore { | |
14 | |
15 static v8::Handle<v8::Value> compilePrivateScript(v8::Isolate* isolate, String c
lassName) | |
16 { | |
17 size_t index; | |
18 // |kPrivateScriptSources| is defined in V8PrivateScriptSources.h, which is
auto-generated | |
19 // by make_private_script.py. | |
20 for (index = 0; index < WTF_ARRAY_LENGTH(kPrivateScriptSources); index++) { | |
21 if (className == kPrivateScriptSources[index].name) | |
22 break; | |
23 } | |
24 RELEASE_ASSERT(index != WTF_ARRAY_LENGTH(kPrivateScriptSources)); | |
25 String source(reinterpret_cast<const char*>(kPrivateScriptSources[index].sou
rce), kPrivateScriptSources[index].size); | |
26 return V8ScriptRunner::compileAndRunInternalScript(v8String(isolate, source)
, isolate); | |
27 } | |
28 | |
29 v8::Handle<v8::Value> PrivateScriptRunner::run(ScriptState* scriptState, String
className, String functionName, v8::Handle<v8::Value> receiver, int argc, v8::Ha
ndle<v8::Value> argv[]) | |
30 { | |
31 ASSERT(scriptState->perContextData()); | |
32 ASSERT(scriptState->executionContext()); | |
33 v8::Isolate* isolate = scriptState->isolate(); | |
34 v8::Handle<v8::Value> compiledClass = scriptState->perContextData()->compile
dPrivateScript(className); | |
35 if (compiledClass.IsEmpty()) { | |
36 v8::Handle<v8::Value> installedClasses = scriptState->perContextData()->
compiledPrivateScript("PrivateScriptRunner"); | |
37 if (installedClasses.IsEmpty()) { | |
38 installedClasses = compilePrivateScript(isolate, "PrivateScriptRunne
r"); | |
39 scriptState->perContextData()->setCompiledPrivateScript("PrivateScri
ptRunner", installedClasses); | |
40 } | |
41 RELEASE_ASSERT(!installedClasses.IsEmpty()); | |
42 RELEASE_ASSERT(installedClasses->IsObject()); | |
43 | |
44 compilePrivateScript(isolate, className); | |
45 compiledClass = v8::Handle<v8::Object>::Cast(installedClasses)->Get(v8St
ring(isolate, className)); | |
46 RELEASE_ASSERT(!compiledClass.IsEmpty()); | |
47 RELEASE_ASSERT(compiledClass->IsObject()); | |
48 scriptState->perContextData()->setCompiledPrivateScript(className, compi
ledClass); | |
49 } | |
50 | |
51 v8::Handle<v8::Value> function = v8::Handle<v8::Object>::Cast(compiledClass)
->Get(v8String(isolate, functionName)); | |
52 RELEASE_ASSERT(!function.IsEmpty()); | |
53 RELEASE_ASSERT(function->IsFunction()); | |
54 | |
55 return V8ScriptRunner::callFunction(v8::Handle<v8::Function>::Cast(function)
, scriptState->executionContext(), receiver, argc, argv, isolate); | |
56 } | |
57 | |
58 } // namespace WebCore | |
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