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1 // Copyright 2017 The Chromium Authors. All rights reserved. | 1 // Copyright 2017 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "core/workers/ThreadedWorklet.h" | 5 #include "core/workers/ThreadedWorklet.h" |
6 | 6 |
7 #include "bindings/core/v8/ScriptSourceCode.h" | 7 #include "bindings/core/v8/ScriptSourceCode.h" |
8 #include "bindings/core/v8/V8BindingForCore.h" | 8 #include "bindings/core/v8/V8BindingForCore.h" |
9 #include "core/dom/DOMException.h" | 9 #include "core/dom/DOMException.h" |
10 #include "core/dom/Document.h" | 10 #include "core/dom/Document.h" |
11 #include "core/dom/ExceptionCode.h" | 11 #include "core/dom/ExceptionCode.h" |
12 #include "core/frame/LocalFrame.h" | 12 #include "core/frame/LocalFrame.h" |
13 #include "core/workers/WorkletGlobalScopeProxy.h" | 13 #include "core/workers/WorkletGlobalScopeProxy.h" |
14 #include "platform/wtf/WTF.h" | 14 #include "platform/wtf/WTF.h" |
15 | 15 |
16 namespace blink { | 16 namespace blink { |
17 | 17 |
18 ThreadedWorklet::ThreadedWorklet(LocalFrame* frame) : Worklet(frame) {} | 18 ThreadedWorklet::ThreadedWorklet(LocalFrame* frame) |
| 19 : Worklet(frame), frame_(frame) {} |
19 | 20 |
20 ScriptPromise ThreadedWorklet::addModule(ScriptState* script_state, | 21 void ThreadedWorklet::FetchAndInvokeScript(const KURL& module_url_record, |
21 const String& url) { | 22 ScriptPromiseResolver* resolver) { |
22 DCHECK(IsMainThread()); | 23 DCHECK(IsMainThread()); |
23 if (!GetExecutionContext()) { | 24 if (!GetExecutionContext()) |
24 return ScriptPromise::RejectWithDOMException( | 25 return; |
25 script_state, DOMException::Create(kInvalidStateError, | |
26 "This frame is already detached")); | |
27 } | |
28 | |
29 KURL script_url = GetExecutionContext()->CompleteURL(url); | |
30 if (!script_url.IsValid()) { | |
31 return ScriptPromise::RejectWithDOMException( | |
32 script_state, DOMException::Create( | |
33 kSyntaxError, "'" + url + "' is not a valid URL.")); | |
34 } | |
35 | 26 |
36 if (!IsInitialized()) | 27 if (!IsInitialized()) |
37 Initialize(); | 28 Initialize(); |
38 | 29 |
39 ScriptPromiseResolver* resolver = ScriptPromiseResolver::Create(script_state); | |
40 ScriptPromise promise = resolver->Promise(); | |
41 | |
42 WorkletScriptLoader* script_loader = | 30 WorkletScriptLoader* script_loader = |
43 WorkletScriptLoader::Create(frame_->GetDocument()->Fetcher(), this); | 31 WorkletScriptLoader::Create(frame_->GetDocument()->Fetcher(), this); |
44 loader_to_resolver_map_.Set(script_loader, resolver); | 32 loader_to_resolver_map_.Set(script_loader, resolver); |
45 script_loader->FetchScript(script_url); | 33 script_loader->FetchScript(module_url_record); |
46 return promise; | |
47 } | 34 } |
48 | 35 |
49 void ThreadedWorklet::NotifyWorkletScriptLoadingFinished( | 36 void ThreadedWorklet::NotifyWorkletScriptLoadingFinished( |
50 WorkletScriptLoader* script_loader, | 37 WorkletScriptLoader* script_loader, |
51 const ScriptSourceCode& source_code) { | 38 const ScriptSourceCode& source_code) { |
52 DCHECK(IsMainThread()); | 39 DCHECK(IsMainThread()); |
53 ScriptPromiseResolver* resolver = loader_to_resolver_map_.at(script_loader); | 40 ScriptPromiseResolver* resolver = loader_to_resolver_map_.at(script_loader); |
54 loader_to_resolver_map_.erase(script_loader); | 41 loader_to_resolver_map_.erase(script_loader); |
55 | 42 |
56 if (!script_loader->WasScriptLoadSuccessful()) { | 43 if (!script_loader->WasScriptLoadSuccessful()) { |
57 resolver->Reject(DOMException::Create(kNetworkError)); | 44 resolver->Reject(DOMException::Create(kNetworkError)); |
58 return; | 45 return; |
59 } | 46 } |
60 | 47 |
61 GetWorkletGlobalScopeProxy()->EvaluateScript(source_code); | 48 GetWorkletGlobalScopeProxy()->EvaluateScript(source_code); |
62 resolver->Resolve(); | 49 resolver->Resolve(); |
63 } | 50 } |
64 | 51 |
65 void ThreadedWorklet::ContextDestroyed(ExecutionContext* execution_context) { | 52 void ThreadedWorklet::ContextDestroyed(ExecutionContext* execution_context) { |
66 DCHECK(IsMainThread()); | 53 DCHECK(IsMainThread()); |
67 for (const auto& script_loader : loader_to_resolver_map_.Keys()) | 54 for (const auto& script_loader : loader_to_resolver_map_.Keys()) |
68 script_loader->Cancel(); | 55 script_loader->Cancel(); |
69 loader_to_resolver_map_.clear(); | 56 loader_to_resolver_map_.clear(); |
70 if (IsInitialized()) | 57 if (IsInitialized()) |
71 GetWorkletGlobalScopeProxy()->TerminateWorkletGlobalScope(); | 58 GetWorkletGlobalScopeProxy()->TerminateWorkletGlobalScope(); |
72 Worklet::ContextDestroyed(execution_context); | 59 frame_ = nullptr; |
73 } | 60 } |
74 | 61 |
75 DEFINE_TRACE(ThreadedWorklet) { | 62 DEFINE_TRACE(ThreadedWorklet) { |
| 63 visitor->Trace(frame_); |
76 visitor->Trace(loader_to_resolver_map_); | 64 visitor->Trace(loader_to_resolver_map_); |
77 Worklet::Trace(visitor); | 65 Worklet::Trace(visitor); |
78 } | 66 } |
79 | 67 |
80 } // namespace blink | 68 } // namespace blink |
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