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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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 "chrome/renderer/external_extension.h" | 5 #include "chrome/renderer/external_extension.h" |
6 | 6 |
7 #include <stdint.h> | 7 #include <stdint.h> |
8 | 8 |
9 #include "base/macros.h" | 9 #include "base/macros.h" |
10 #include "chrome/common/render_messages.h" | 10 #include "chrome/common/search_provider.mojom.h" |
11 #include "chrome/common/search_provider.h" | 11 #include "content/public/renderer/render_thread.h" |
12 #include "content/public/renderer/render_view.h" | 12 #include "services/shell/public/cpp/interface_provider.h" |
13 #include "third_party/WebKit/public/web/WebDocument.h" | 13 #include "third_party/WebKit/public/web/WebDocument.h" |
14 #include "third_party/WebKit/public/web/WebLocalFrame.h" | 14 #include "third_party/WebKit/public/web/WebLocalFrame.h" |
15 #include "third_party/WebKit/public/web/WebView.h" | |
16 #include "v8/include/v8.h" | 15 #include "v8/include/v8.h" |
17 | 16 |
18 using blink::WebLocalFrame; | 17 using blink::WebLocalFrame; |
19 using blink::WebView; | 18 using blink::WebView; |
20 using content::RenderView; | |
21 | 19 |
22 namespace extensions_v8 { | 20 namespace extensions_v8 { |
23 | 21 |
24 namespace { | 22 namespace { |
25 | 23 |
26 const char* const kSearchProviderApi = | 24 const char* const kSearchProviderApi = |
27 "var external;" | 25 "var external;" |
28 "if (!external)" | 26 "if (!external)" |
29 " external = {};" | 27 " external = {};" |
30 "external.IsSearchProviderInstalled = function(name) {" | 28 "external.IsSearchProviderInstalled = function(name) {" |
31 " native function NativeIsSearchProviderInstalled();" | 29 " native function NativeIsSearchProviderInstalled();" |
32 " return NativeIsSearchProviderInstalled(name);" | 30 " return NativeIsSearchProviderInstalled(name);" |
33 "};"; | 31 "};"; |
34 | 32 |
35 const char kExternalExtensionName[] = "v8/External"; | 33 const char kExternalExtensionName[] = "v8/External"; |
36 | 34 |
37 } // namespace | 35 } // namespace |
38 | 36 |
39 class ExternalExtensionWrapper : public v8::Extension { | 37 class ExternalExtensionWrapper : public v8::Extension { |
40 public: | 38 public: |
41 ExternalExtensionWrapper(); | 39 ExternalExtensionWrapper(); |
42 | 40 |
43 // Allows v8's javascript code to call the native functions defined | 41 // Allows v8's javascript code to call the native functions defined |
44 // in this class for window.external. | 42 // in this class for window.external. |
45 v8::Local<v8::FunctionTemplate> GetNativeFunctionTemplate( | 43 v8::Local<v8::FunctionTemplate> GetNativeFunctionTemplate( |
46 v8::Isolate* isolate, | 44 v8::Isolate* isolate, |
47 v8::Local<v8::String> name) override; | 45 v8::Local<v8::String> name) override; |
48 | 46 |
49 // Helper function to find the RenderView. May return NULL. | |
50 static RenderView* GetRenderView(); | |
51 | |
52 // Implementation of window.external.IsSearchProviderInstalled. | 47 // Implementation of window.external.IsSearchProviderInstalled. |
53 static void IsSearchProviderInstalled( | 48 static void IsSearchProviderInstalled( |
54 const v8::FunctionCallbackInfo<v8::Value>& args); | 49 const v8::FunctionCallbackInfo<v8::Value>& args); |
55 | 50 |
56 private: | 51 private: |
57 DISALLOW_COPY_AND_ASSIGN(ExternalExtensionWrapper); | 52 DISALLOW_COPY_AND_ASSIGN(ExternalExtensionWrapper); |
58 }; | 53 }; |
59 | 54 |
60 ExternalExtensionWrapper::ExternalExtensionWrapper() | 55 ExternalExtensionWrapper::ExternalExtensionWrapper() |
61 : v8::Extension(kExternalExtensionName, kSearchProviderApi) { | 56 : v8::Extension(kExternalExtensionName, kSearchProviderApi) { |
62 } | 57 } |
63 | 58 |
64 v8::Local<v8::FunctionTemplate> | 59 v8::Local<v8::FunctionTemplate> |
65 ExternalExtensionWrapper::GetNativeFunctionTemplate( | 60 ExternalExtensionWrapper::GetNativeFunctionTemplate( |
66 v8::Isolate* isolate, | 61 v8::Isolate* isolate, |
67 v8::Local<v8::String> name) { | 62 v8::Local<v8::String> name) { |
68 if (name->Equals(v8::String::NewFromUtf8( | 63 if (name->Equals(v8::String::NewFromUtf8( |
69 isolate, "NativeIsSearchProviderInstalled"))) { | 64 isolate, "NativeIsSearchProviderInstalled"))) { |
70 return v8::FunctionTemplate::New(isolate, IsSearchProviderInstalled); | 65 return v8::FunctionTemplate::New(isolate, IsSearchProviderInstalled); |
71 } | 66 } |
72 | 67 |
73 return v8::Local<v8::FunctionTemplate>(); | 68 return v8::Local<v8::FunctionTemplate>(); |
74 } | 69 } |
75 | 70 |
76 // static | 71 // static |
77 RenderView* ExternalExtensionWrapper::GetRenderView() { | |
78 WebLocalFrame* webframe = WebLocalFrame::frameForCurrentContext(); | |
79 DCHECK(webframe) << "There should be an active frame since we just got " | |
80 "a native function called."; | |
81 if (!webframe) | |
82 return NULL; | |
83 | |
84 WebView* webview = webframe->view(); | |
85 if (!webview) | |
86 return NULL; // can happen during closing | |
87 | |
88 return RenderView::FromWebView(webview); | |
89 } | |
90 | |
91 // static | |
92 void ExternalExtensionWrapper::IsSearchProviderInstalled( | 72 void ExternalExtensionWrapper::IsSearchProviderInstalled( |
93 const v8::FunctionCallbackInfo<v8::Value>& args) { | 73 const v8::FunctionCallbackInfo<v8::Value>& args) { |
94 if (!args.Length() || !args[0]->IsString()) | 74 if (!args.Length() || !args[0]->IsString()) |
95 return; | 75 return; |
96 | 76 |
97 v8::String::Utf8Value utf8name(args[0]); | 77 v8::String::Utf8Value utf8name(args[0]); |
98 if (!utf8name.length()) | 78 if (!utf8name.length()) |
99 return; | 79 return; |
100 | 80 |
101 std::string name(*utf8name); | 81 std::string name(*utf8name); |
102 RenderView* render_view = GetRenderView(); | |
103 if (!render_view) | |
104 return; | |
105 | 82 |
106 WebLocalFrame* webframe = WebLocalFrame::frameForCurrentContext(); | 83 WebLocalFrame* webframe = WebLocalFrame::frameForCurrentContext(); |
107 if (!webframe) | 84 if (!webframe) |
108 return; | 85 return; |
109 | 86 |
110 search_provider::InstallState install = search_provider::DENIED; | 87 chrome::mojom::InstallState install = chrome::mojom::InstallState::DENIED; |
111 GURL inquiry_url = GURL(webframe->document().url()).Resolve(name); | 88 GURL inquiry_url = GURL(webframe->document().url()).Resolve(name); |
112 if (!inquiry_url.is_empty()) { | 89 if (!inquiry_url.is_empty()) { |
113 webframe->didCallIsSearchProviderInstalled(); | 90 webframe->didCallIsSearchProviderInstalled(); |
114 render_view->Send(new ChromeViewHostMsg_GetSearchProviderInstallState( | 91 chrome::mojom::SearchProviderInstallStatePtr search_provider_service; |
115 render_view->GetRoutingID(), webframe->document().url(), inquiry_url, | 92 content::RenderThread::Get()->GetRemoteInterfaces()->GetInterface( |
116 &install)); | 93 mojo::GetProxy(&search_provider_service)); |
| 94 if (!search_provider_service->GetInstallState(webframe->document().url(), |
| 95 inquiry_url, &install)) { |
| 96 DLOG(ERROR) << "Can't fetch search provider install state"; |
| 97 } |
117 } | 98 } |
118 | 99 |
119 if (install == search_provider::DENIED) { | 100 if (install == chrome::mojom::InstallState::DENIED) { |
120 // FIXME: throw access denied exception. | 101 // FIXME: throw access denied exception. |
121 v8::Isolate* isolate = args.GetIsolate(); | 102 v8::Isolate* isolate = args.GetIsolate(); |
122 isolate->ThrowException(v8::Exception::Error(v8::String::Empty(isolate))); | 103 isolate->ThrowException(v8::Exception::Error(v8::String::Empty(isolate))); |
123 return; | 104 return; |
124 } | 105 } |
125 args.GetReturnValue().Set(static_cast<int32_t>(install)); | 106 args.GetReturnValue().Set(static_cast<int32_t>(install)); |
126 } | 107 } |
127 | 108 |
128 v8::Extension* ExternalExtension::Get() { | 109 v8::Extension* ExternalExtension::Get() { |
129 return new ExternalExtensionWrapper(); | 110 return new ExternalExtensionWrapper(); |
130 } | 111 } |
131 | 112 |
132 } // namespace extensions_v8 | 113 } // namespace extensions_v8 |
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