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1 // Copyright 2013 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 #ifndef CHROME_BROWSER_CHROMEOS_EXTENSIONS_FILE_SYSTEM_PROVIDER_PROVIDER_FUNCTIO N_H_ | |
6 #define CHROME_BROWSER_CHROMEOS_EXTENSIONS_FILE_SYSTEM_PROVIDER_PROVIDER_FUNCTIO N_H_ | |
7 #include <string> | |
8 | |
9 #include "base/files/file.h" | |
10 #include "base/memory/scoped_ptr.h" | |
11 #include "base/values.h" | |
hashimoto
2014/05/01 09:20:12
nit: "class DictionaryValue;" is enough?
mtomasz
2014/05/02 01:26:22
Done.
| |
12 #include "chrome/browser/extensions/chrome_extension_function.h" | |
13 #include "chrome/common/extensions/api/file_system_provider.h" | |
14 | |
15 namespace chromeos { | |
16 namespace file_system_provider { | |
17 class RequestValue; | |
18 } // file_system_provider | |
19 } // chromeos | |
20 | |
21 namespace extensions { | |
22 | |
23 // Error names from | |
24 // http://www.w3.org/TR/file-system-api/#errors-and-exceptions | |
25 extern const char kNotFoundErrorName[]; | |
26 extern const char kSecurityErrorName[]; | |
27 | |
28 // Error messages. | |
29 extern const char kEmptyNameErrorMessage[]; | |
30 extern const char kMountFailedErrorMessage[]; | |
31 extern const char kUnmountFailedErrorMessage[]; | |
32 extern const char kResponseFailedErrorMessage[]; | |
33 | |
34 // Creates a dictionary, which looks like a DOMError. The returned dictionary | |
35 // will be converted to a real DOMError object in | |
36 // file_system_provier_custom_bindings.js. | |
37 base::DictionaryValue* CreateError(const std::string& name, | |
38 const std::string& message); | |
39 | |
40 // Converts ProviderError to base::File::Error. This could be redundant, if it | |
41 // was possible to create DOMError instances in Javascript easily. | |
42 base::File::Error ProviderErrorToFileError( | |
43 api::file_system_provider::ProviderError error); | |
44 | |
45 class FileSystemProviderInternalFunction : public ChromeSyncExtensionFunction { | |
hashimoto
2014/05/01 09:20:12
Please add a class comment.
mtomasz
2014/05/02 01:26:22
Done.
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46 public: | |
47 FileSystemProviderInternalFunction(); | |
48 | |
49 protected: | |
50 virtual ~FileSystemProviderInternalFunction() {} | |
51 | |
52 // Rejects the request. If failed, then sets an error and returns false. The | |
53 // caller should also return false in such case. | |
hashimoto
2014/05/01 09:20:12
Since there are many parties (provider extension,
mtomasz
2014/05/02 01:26:22
I reworked the code to make it simpler. Now the me
| |
54 bool RejectRequest(base::File::Error error); | |
55 | |
56 // Fulfills the request. If failed, then sets an error and returns false. The | |
57 // caller should also return false then. | |
hashimoto
2014/05/01 09:20:12
ditto.
Also, please briefly describe what |value|
mtomasz
2014/05/02 01:26:22
Done.
| |
58 bool FulfillRequest( | |
59 scoped_ptr<chromeos::file_system_provider::RequestValue> value, | |
60 bool has_next); | |
61 | |
62 bool is_valid() { return is_valid_; } | |
hashimoto
2014/05/01 09:20:12
Please add a comment about what "valid" means.
mtomasz
2014/05/02 01:26:22
Removed.
| |
63 | |
64 // ChromeSyncExtensionFunction overrides. | |
65 virtual bool RunImpl() OVERRIDE; | |
66 | |
67 private: | |
68 // Parses the function args in order to acquire the file system id and the | |
69 // request id. Also, checks if the arguments are correct, and if there is a | |
70 // valid corresponding provided file system. On error, returns false. | |
71 bool Parse(); | |
72 | |
73 // Sets an error message in case of a failure. | |
74 void SetErrorMessage(const std::string& name, const std::string& message); | |
75 | |
76 int file_system_id_; | |
77 int request_id_; | |
78 bool is_valid_; | |
79 }; | |
80 | |
81 } // namespace extensions | |
82 | |
83 #endif // CHROME_BROWSER_CHROMEOS_EXTENSIONS_FILE_SYSTEM_PROVIDER_PROVIDER_FUNC TION_H_ | |
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