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1 // Copyright 2013 The Chromium Authors. All rights reserved. | 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 | 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 // Custom binding for the fileSystemProvider API. | 5 // Custom binding for the fileSystemProvider API. |
6 | 6 |
7 var binding = require('binding').Binding.create('fileSystemProvider'); | 7 var binding = require('binding').Binding.create('fileSystemProvider'); |
8 var fileSystemProviderInternal = | 8 var fileSystemProviderInternal = |
9 require('binding').Binding.create('fileSystemProviderInternal').generate(); | 9 require('binding').Binding.create('fileSystemProviderInternal').generate(); |
10 var eventBindings = require('event_bindings'); | 10 var eventBindings = require('event_bindings'); |
11 var fileSystemNatives = requireNative('file_system_natives'); | 11 var fileSystemNatives = requireNative('file_system_natives'); |
12 var GetDOMError = fileSystemNatives.GetDOMError; | 12 var GetDOMError = fileSystemNatives.GetDOMError; |
13 | 13 |
| 14 /** |
| 15 * Annotates a date with its serialized value. |
| 16 * @param {Date} date Input date. |
| 17 * @return {Date} Date with an extra <code>value</code> attribute. |
| 18 */ |
| 19 function annotateDate(date) { |
| 20 // Copy in case the input date is frozen. |
| 21 var result = new Date(date.getTime()); |
| 22 result.value = result.toString(); |
| 23 return result; |
| 24 } |
| 25 |
| 26 /** |
| 27 * Annotates an entry metadata by serializing its modifiedTime value. |
| 28 * @param {EntryMetadata} metadata Input metadata. |
| 29 * @return {EntryMetadata} metadata Annotated metadata, which can be passed |
| 30 * back to the C++ layer. |
| 31 */ |
| 32 function annotateMetadata(metadata) { |
| 33 var result = { |
| 34 isDirectory: metadata.isDirectory, |
| 35 name: metadata.name, |
| 36 size: metadata.size, |
| 37 modificationTime: annotateDate(metadata.modificationTime) |
| 38 }; |
| 39 return result; |
| 40 } |
| 41 |
14 binding.registerCustomHook(function(bindingsAPI) { | 42 binding.registerCustomHook(function(bindingsAPI) { |
15 var apiFunctions = bindingsAPI.apiFunctions; | 43 var apiFunctions = bindingsAPI.apiFunctions; |
16 | 44 |
17 apiFunctions.setUpdateArgumentsPostValidate( | 45 apiFunctions.setUpdateArgumentsPostValidate( |
18 'mount', | 46 'mount', |
19 function(displayName, successCallback, errorCallback) { | 47 function(displayName, successCallback, errorCallback) { |
20 // Piggyback the error callback onto the success callback, | 48 // Piggyback the error callback onto the success callback, |
21 // so we can use the error callback later. | 49 // so we can use the error callback later. |
22 successCallback.errorCallback_ = errorCallback; | 50 successCallback.errorCallback_ = errorCallback; |
23 return [displayName, successCallback]; | 51 return [displayName, successCallback]; |
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97 dispatch([fileSystemId, onSuccessCallback, onErrorCallback]); | 125 dispatch([fileSystemId, onSuccessCallback, onErrorCallback]); |
98 }); | 126 }); |
99 | 127 |
100 eventBindings.registerArgumentMassager( | 128 eventBindings.registerArgumentMassager( |
101 'fileSystemProvider.onGetMetadataRequested', | 129 'fileSystemProvider.onGetMetadataRequested', |
102 function(args, dispatch) { | 130 function(args, dispatch) { |
103 var fileSystemId = args[0]; | 131 var fileSystemId = args[0]; |
104 var requestId = args[1]; | 132 var requestId = args[1]; |
105 var entryPath = args[2]; | 133 var entryPath = args[2]; |
106 var onSuccessCallback = function(metadata) { | 134 var onSuccessCallback = function(metadata) { |
107 // Serialize the Date as a string. | |
108 metadata.modificationTime.value = metadata.modificationTime.toString(); | |
109 fileSystemProviderInternal.getMetadataRequestedSuccess( | 135 fileSystemProviderInternal.getMetadataRequestedSuccess( |
110 fileSystemId, requestId, metadata); | 136 fileSystemId, requestId, annotateMetadata(metadata)); |
111 }; | 137 }; |
112 var onErrorCallback = function(error) { | 138 var onErrorCallback = function(error) { |
113 fileSystemProviderInternal.getMetadataRequestedError( | 139 fileSystemProviderInternal.getMetadataRequestedError( |
114 fileSystemId, requestId, error); | 140 fileSystemId, requestId, error); |
115 } | 141 } |
116 dispatch([fileSystemId, entryPath, onSuccessCallback, onErrorCallback]); | 142 dispatch([fileSystemId, entryPath, onSuccessCallback, onErrorCallback]); |
117 }); | 143 }); |
118 | 144 |
| 145 eventBindings.registerArgumentMassager( |
| 146 'fileSystemProvider.onReadDirectoryRequested', |
| 147 function(args, dispatch) { |
| 148 var fileSystemId = args[0]; |
| 149 var requestId = args[1]; |
| 150 var directoryPath = args[2]; |
| 151 var onSuccessCallback = function(entries, hasNext) { |
| 152 var annotatedEntries = entries.map(annotateMetadata); |
| 153 fileSystemProviderInternal.readDirectoryRequestedSuccess( |
| 154 fileSystemId, requestId, annotatedEntries, hasNext); |
| 155 }; |
| 156 var onErrorCallback = function(error) { |
| 157 fileSystemProviderInternal.readDirectoryRequestedError( |
| 158 fileSystemId, requestId, error); |
| 159 } |
| 160 dispatch([ |
| 161 fileSystemId, directoryPath, onSuccessCallback, onErrorCallback]); |
| 162 }); |
| 163 |
119 exports.binding = binding.generate(); | 164 exports.binding = binding.generate(); |
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