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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 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 #ifndef EXTENSIONS_RENDERER_BINDINGS_API_REQUEST_HANDLER_H_ | 5 #ifndef EXTENSIONS_RENDERER_BINDINGS_API_REQUEST_HANDLER_H_ |
6 #define EXTENSIONS_RENDERER_BINDINGS_API_REQUEST_HANDLER_H_ | 6 #define EXTENSIONS_RENDERER_BINDINGS_API_REQUEST_HANDLER_H_ |
7 | 7 |
8 #include <map> | 8 #include <map> |
9 #include <memory> | 9 #include <memory> |
10 #include <set> | 10 #include <set> |
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78 // with the given |response| arguments. | 78 // with the given |response| arguments. |
79 // Invalid ids are ignored. | 79 // Invalid ids are ignored. |
80 void CompleteRequest(int request_id, | 80 void CompleteRequest(int request_id, |
81 const base::ListValue& response, | 81 const base::ListValue& response, |
82 const std::string& error); | 82 const std::string& error); |
83 | 83 |
84 // Invalidates any requests that are associated with |context|. | 84 // Invalidates any requests that are associated with |context|. |
85 void InvalidateContext(v8::Local<v8::Context> context); | 85 void InvalidateContext(v8::Local<v8::Context> context); |
86 | 86 |
87 APILastError* last_error() { return &last_error_; } | 87 APILastError* last_error() { return &last_error_; } |
| 88 int last_sent_request_id() const { return last_sent_request_id_; } |
88 | 89 |
89 std::set<int> GetPendingRequestIdsForTesting() const; | 90 std::set<int> GetPendingRequestIdsForTesting() const; |
90 | 91 |
91 private: | 92 private: |
92 struct PendingRequest { | 93 struct PendingRequest { |
93 PendingRequest(v8::Isolate* isolate, | 94 PendingRequest(v8::Isolate* isolate, |
94 v8::Local<v8::Function> callback, | 95 v8::Local<v8::Function> callback, |
95 v8::Local<v8::Context> context, | 96 v8::Local<v8::Context> context, |
96 const std::vector<v8::Local<v8::Value>>& callback_args); | 97 const std::vector<v8::Local<v8::Value>>& callback_args); |
97 ~PendingRequest(); | 98 ~PendingRequest(); |
98 PendingRequest(PendingRequest&&); | 99 PendingRequest(PendingRequest&&); |
99 PendingRequest& operator=(PendingRequest&&); | 100 PendingRequest& operator=(PendingRequest&&); |
100 | 101 |
101 v8::Isolate* isolate; | 102 v8::Isolate* isolate; |
102 v8::Global<v8::Context> context; | 103 v8::Global<v8::Context> context; |
103 v8::Global<v8::Function> callback; | 104 v8::Global<v8::Function> callback; |
104 std::vector<v8::Global<v8::Value>> callback_arguments; | 105 std::vector<v8::Global<v8::Value>> callback_arguments; |
105 blink::WebUserGestureToken user_gesture_token; | 106 blink::WebUserGestureToken user_gesture_token; |
106 }; | 107 }; |
107 | 108 |
108 // The next available request identifier. | 109 // The next available request identifier. |
109 int next_request_id_ = 0; | 110 int next_request_id_ = 0; |
110 | 111 |
| 112 // The id of the last request we sent to the browser. This can be used as a |
| 113 // flag for whether or not a request was sent (if the last_sent_request_id_ |
| 114 // changes). |
| 115 int last_sent_request_id_ = -1; |
| 116 |
111 // A map of all pending requests. | 117 // A map of all pending requests. |
112 std::map<int, PendingRequest> pending_requests_; | 118 std::map<int, PendingRequest> pending_requests_; |
113 | 119 |
114 SendRequestMethod send_request_; | 120 SendRequestMethod send_request_; |
115 | 121 |
116 // The method to call into a JS with specific arguments. We curry this in | 122 // The method to call into a JS with specific arguments. We curry this in |
117 // because the manner we want to do this is a unittest (e.g. | 123 // because the manner we want to do this is a unittest (e.g. |
118 // v8::Function::Call) can be significantly different than in production | 124 // v8::Function::Call) can be significantly different than in production |
119 // (where we have to deal with e.g. blocking javascript). | 125 // (where we have to deal with e.g. blocking javascript). |
120 CallJSFunction call_js_; | 126 CallJSFunction call_js_; |
121 | 127 |
122 APILastError last_error_; | 128 APILastError last_error_; |
123 | 129 |
124 DISALLOW_COPY_AND_ASSIGN(APIRequestHandler); | 130 DISALLOW_COPY_AND_ASSIGN(APIRequestHandler); |
125 }; | 131 }; |
126 | 132 |
127 } // namespace extensions | 133 } // namespace extensions |
128 | 134 |
129 #endif // EXTENSIONS_RENDERER_BINDINGS_API_REQUEST_HANDLER_H_ | 135 #endif // EXTENSIONS_RENDERER_BINDINGS_API_REQUEST_HANDLER_H_ |
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