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| 1 /* | 1 /* |
| 2 * Copyright (C) 2007-2009 Google Inc. All rights reserved. | 2 * Copyright (C) 2007-2009 Google Inc. All rights reserved. |
| 3 * | 3 * |
| 4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
| 5 * modification, are permitted provided that the following conditions are | 5 * modification, are permitted provided that the following conditions are |
| 6 * met: | 6 * met: |
| 7 * | 7 * |
| 8 * * Redistributions of source code must retain the above copyright | 8 * * Redistributions of source code must retain the above copyright |
| 9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
| 10 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
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| 44 #include "core/workers/WorkerGlobalScope.h" | 44 #include "core/workers/WorkerGlobalScope.h" |
| 45 #include "core/workers/WorkerThread.h" | 45 #include "core/workers/WorkerThread.h" |
| 46 #include "platform/instrumentation/tracing/TraceEvent.h" | 46 #include "platform/instrumentation/tracing/TraceEvent.h" |
| 47 | 47 |
| 48 namespace blink { | 48 namespace blink { |
| 49 | 49 |
| 50 ScheduledAction* ScheduledAction::Create(ScriptState* script_state, | 50 ScheduledAction* ScheduledAction::Create(ScriptState* script_state, |
| 51 ExecutionContext* target, | 51 ExecutionContext* target, |
| 52 const ScriptValue& handler, | 52 const ScriptValue& handler, |
| 53 const Vector<ScriptValue>& arguments) { | 53 const Vector<ScriptValue>& arguments) { |
| 54 ASSERT(handler.IsFunction()); | 54 DCHECK(handler.IsFunction()); |
| 55 if (!script_state->World().IsWorkerWorld()) { | 55 if (!script_state->World().IsWorkerWorld()) { |
| 56 if (!BindingSecurity::ShouldAllowAccessToFrame( | 56 if (!BindingSecurity::ShouldAllowAccessToFrame( |
| 57 EnteredDOMWindow(script_state->GetIsolate()), | 57 EnteredDOMWindow(script_state->GetIsolate()), |
| 58 ToDocument(target)->GetFrame(), | 58 ToDocument(target)->GetFrame(), |
| 59 BindingSecurity::ErrorReportOption::kDoNotReport)) { | 59 BindingSecurity::ErrorReportOption::kDoNotReport)) { |
| 60 UseCounter::Count(target, UseCounter::kScheduledActionIgnored); | 60 UseCounter::Count(target, UseCounter::kScheduledActionIgnored); |
| 61 return new ScheduledAction(script_state); | 61 return new ScheduledAction(script_state); |
| 62 } | 62 } |
| 63 } | 63 } |
| 64 return new ScheduledAction(script_state, handler, arguments); | 64 return new ScheduledAction(script_state, handler, arguments); |
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| 113 Execute(ToWorkerGlobalScope(context)); | 113 Execute(ToWorkerGlobalScope(context)); |
| 114 } | 114 } |
| 115 } | 115 } |
| 116 | 116 |
| 117 ScheduledAction::ScheduledAction(ScriptState* script_state, | 117 ScheduledAction::ScheduledAction(ScriptState* script_state, |
| 118 const ScriptValue& function, | 118 const ScriptValue& function, |
| 119 const Vector<ScriptValue>& arguments) | 119 const Vector<ScriptValue>& arguments) |
| 120 : script_state_(script_state), | 120 : script_state_(script_state), |
| 121 info_(script_state->GetIsolate()), | 121 info_(script_state->GetIsolate()), |
| 122 code_(String(), KURL(), TextPosition::BelowRangePosition()) { | 122 code_(String(), KURL(), TextPosition::BelowRangePosition()) { |
| 123 ASSERT(function.IsFunction()); | 123 DCHECK(function.IsFunction()); |
| 124 function_.Set(script_state->GetIsolate(), | 124 function_.Set(script_state->GetIsolate(), |
| 125 v8::Local<v8::Function>::Cast(function.V8Value())); | 125 v8::Local<v8::Function>::Cast(function.V8Value())); |
| 126 info_.ReserveCapacity(arguments.size()); | 126 info_.ReserveCapacity(arguments.size()); |
| 127 for (const ScriptValue& argument : arguments) | 127 for (const ScriptValue& argument : arguments) |
| 128 info_.Append(argument.V8Value()); | 128 info_.Append(argument.V8Value()); |
| 129 } | 129 } |
| 130 | 130 |
| 131 ScheduledAction::ScheduledAction(ScriptState* script_state, const String& code) | 131 ScheduledAction::ScheduledAction(ScriptState* script_state, const String& code) |
| 132 : script_state_(script_state), | 132 : script_state_(script_state), |
| 133 info_(script_state->GetIsolate()), | 133 info_(script_state->GetIsolate()), |
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| 167 << ": executing from source"; | 167 << ": executing from source"; |
| 168 frame->Script().ExecuteScriptAndReturnValue(script_state_->GetContext(), | 168 frame->Script().ExecuteScriptAndReturnValue(script_state_->GetContext(), |
| 169 ScriptSourceCode(code_)); | 169 ScriptSourceCode(code_)); |
| 170 } | 170 } |
| 171 | 171 |
| 172 // The frame might be invalid at this point because JavaScript could have | 172 // The frame might be invalid at this point because JavaScript could have |
| 173 // released it. | 173 // released it. |
| 174 } | 174 } |
| 175 | 175 |
| 176 void ScheduledAction::Execute(WorkerGlobalScope* worker) { | 176 void ScheduledAction::Execute(WorkerGlobalScope* worker) { |
| 177 ASSERT(worker->GetThread()->IsCurrentThread()); | 177 DCHECK(worker->GetThread()->IsCurrentThread()); |
| 178 | 178 |
| 179 if (!script_state_->ContextIsValid()) { | 179 if (!script_state_->ContextIsValid()) { |
| 180 DVLOG(1) << "ScheduledAction::execute " << this << ": context is empty"; | 180 DVLOG(1) << "ScheduledAction::execute " << this << ": context is empty"; |
| 181 return; | 181 return; |
| 182 } | 182 } |
| 183 | 183 |
| 184 if (!function_.IsEmpty()) { | 184 if (!function_.IsEmpty()) { |
| 185 ScriptState::Scope scope(script_state_.Get()); | 185 ScriptState::Scope scope(script_state_.Get()); |
| 186 v8::Local<v8::Function> function = | 186 v8::Local<v8::Function> function = |
| 187 function_.NewLocal(script_state_->GetIsolate()); | 187 function_.NewLocal(script_state_->GetIsolate()); |
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| 203 } | 203 } |
| 204 | 204 |
| 205 void ScheduledAction::CreateLocalHandlesForArgs( | 205 void ScheduledAction::CreateLocalHandlesForArgs( |
| 206 Vector<v8::Local<v8::Value>>* handles) { | 206 Vector<v8::Local<v8::Value>>* handles) { |
| 207 handles->ReserveCapacity(info_.Size()); | 207 handles->ReserveCapacity(info_.Size()); |
| 208 for (size_t i = 0; i < info_.Size(); ++i) | 208 for (size_t i = 0; i < info_.Size(); ++i) |
| 209 handles->push_back(info_.Get(i)); | 209 handles->push_back(info_.Get(i)); |
| 210 } | 210 } |
| 211 | 211 |
| 212 } // namespace blink | 212 } // namespace blink |
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