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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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