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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 | |
3 // found in the LICENSE file. | |
4 | |
5 #include "webkit/browser/fileapi/file_system_quota_client.h" | |
6 | |
7 #include <algorithm> | |
8 #include <set> | |
9 | |
10 #include "base/bind.h" | |
11 #include "base/file_util.h" | |
12 #include "base/files/file_path.h" | |
13 #include "base/location.h" | |
14 #include "base/logging.h" | |
15 #include "base/memory/scoped_ptr.h" | |
16 #include "base/sequenced_task_runner.h" | |
17 #include "base/single_thread_task_runner.h" | |
18 #include "base/task_runner_util.h" | |
19 #include "net/base/net_util.h" | |
20 #include "url/gurl.h" | |
21 #include "webkit/browser/fileapi/file_system_context.h" | |
22 #include "webkit/browser/fileapi/file_system_quota_util.h" | |
23 #include "webkit/browser/fileapi/file_system_usage_cache.h" | |
24 #include "webkit/browser/fileapi/sandbox_file_system_backend.h" | |
25 #include "webkit/common/fileapi/file_system_util.h" | |
26 | |
27 using quota::StorageType; | |
28 | |
29 namespace fileapi { | |
30 | |
31 namespace { | |
32 | |
33 void GetOriginsForTypeOnFileTaskRunner( | |
34 FileSystemContext* context, | |
35 StorageType storage_type, | |
36 std::set<GURL>* origins_ptr) { | |
37 FileSystemType type = QuotaStorageTypeToFileSystemType(storage_type); | |
38 DCHECK(type != kFileSystemTypeUnknown); | |
39 | |
40 FileSystemQuotaUtil* quota_util = context->GetQuotaUtil(type); | |
41 if (!quota_util) | |
42 return; | |
43 quota_util->GetOriginsForTypeOnFileTaskRunner(type, origins_ptr); | |
44 } | |
45 | |
46 void GetOriginsForHostOnFileTaskRunner( | |
47 FileSystemContext* context, | |
48 StorageType storage_type, | |
49 const std::string& host, | |
50 std::set<GURL>* origins_ptr) { | |
51 FileSystemType type = QuotaStorageTypeToFileSystemType(storage_type); | |
52 DCHECK(type != kFileSystemTypeUnknown); | |
53 | |
54 FileSystemQuotaUtil* quota_util = context->GetQuotaUtil(type); | |
55 if (!quota_util) | |
56 return; | |
57 quota_util->GetOriginsForHostOnFileTaskRunner(type, host, origins_ptr); | |
58 } | |
59 | |
60 void DidGetOrigins( | |
61 const quota::QuotaClient::GetOriginsCallback& callback, | |
62 std::set<GURL>* origins_ptr) { | |
63 callback.Run(*origins_ptr); | |
64 } | |
65 | |
66 quota::QuotaStatusCode DeleteOriginOnFileTaskRunner( | |
67 FileSystemContext* context, | |
68 const GURL& origin, | |
69 FileSystemType type) { | |
70 FileSystemBackend* provider = context->GetFileSystemBackend(type); | |
71 if (!provider || !provider->GetQuotaUtil()) | |
72 return quota::kQuotaErrorNotSupported; | |
73 base::File::Error result = | |
74 provider->GetQuotaUtil()->DeleteOriginDataOnFileTaskRunner( | |
75 context, context->quota_manager_proxy(), origin, type); | |
76 if (result == base::File::FILE_OK) | |
77 return quota::kQuotaStatusOk; | |
78 return quota::kQuotaErrorInvalidModification; | |
79 } | |
80 | |
81 } // namespace | |
82 | |
83 FileSystemQuotaClient::FileSystemQuotaClient( | |
84 FileSystemContext* file_system_context, | |
85 bool is_incognito) | |
86 : file_system_context_(file_system_context), | |
87 is_incognito_(is_incognito) { | |
88 } | |
89 | |
90 FileSystemQuotaClient::~FileSystemQuotaClient() {} | |
91 | |
92 quota::QuotaClient::ID FileSystemQuotaClient::id() const { | |
93 return quota::QuotaClient::kFileSystem; | |
94 } | |
95 | |
96 void FileSystemQuotaClient::OnQuotaManagerDestroyed() { | |
97 delete this; | |
98 } | |
99 | |
100 void FileSystemQuotaClient::GetOriginUsage( | |
101 const GURL& origin_url, | |
102 StorageType storage_type, | |
103 const GetUsageCallback& callback) { | |
104 DCHECK(!callback.is_null()); | |
105 | |
106 if (is_incognito_) { | |
107 // We don't support FileSystem in incognito mode yet. | |
108 callback.Run(0); | |
109 return; | |
110 } | |
111 | |
112 FileSystemType type = QuotaStorageTypeToFileSystemType(storage_type); | |
113 DCHECK(type != kFileSystemTypeUnknown); | |
114 | |
115 FileSystemQuotaUtil* quota_util = file_system_context_->GetQuotaUtil(type); | |
116 if (!quota_util) { | |
117 callback.Run(0); | |
118 return; | |
119 } | |
120 | |
121 base::PostTaskAndReplyWithResult( | |
122 file_task_runner(), | |
123 FROM_HERE, | |
124 // It is safe to pass Unretained(quota_util) since context owns it. | |
125 base::Bind(&FileSystemQuotaUtil::GetOriginUsageOnFileTaskRunner, | |
126 base::Unretained(quota_util), | |
127 file_system_context_, | |
128 origin_url, | |
129 type), | |
130 callback); | |
131 } | |
132 | |
133 void FileSystemQuotaClient::GetOriginsForType( | |
134 StorageType storage_type, | |
135 const GetOriginsCallback& callback) { | |
136 DCHECK(!callback.is_null()); | |
137 | |
138 if (is_incognito_) { | |
139 // We don't support FileSystem in incognito mode yet. | |
140 std::set<GURL> origins; | |
141 callback.Run(origins); | |
142 return; | |
143 } | |
144 | |
145 std::set<GURL>* origins_ptr = new std::set<GURL>(); | |
146 file_task_runner()->PostTaskAndReply( | |
147 FROM_HERE, | |
148 base::Bind(&GetOriginsForTypeOnFileTaskRunner, | |
149 file_system_context_, | |
150 storage_type, | |
151 base::Unretained(origins_ptr)), | |
152 base::Bind(&DidGetOrigins, | |
153 callback, | |
154 base::Owned(origins_ptr))); | |
155 } | |
156 | |
157 void FileSystemQuotaClient::GetOriginsForHost( | |
158 StorageType storage_type, | |
159 const std::string& host, | |
160 const GetOriginsCallback& callback) { | |
161 DCHECK(!callback.is_null()); | |
162 | |
163 if (is_incognito_) { | |
164 // We don't support FileSystem in incognito mode yet. | |
165 std::set<GURL> origins; | |
166 callback.Run(origins); | |
167 return; | |
168 } | |
169 | |
170 std::set<GURL>* origins_ptr = new std::set<GURL>(); | |
171 file_task_runner()->PostTaskAndReply( | |
172 FROM_HERE, | |
173 base::Bind(&GetOriginsForHostOnFileTaskRunner, | |
174 file_system_context_, | |
175 storage_type, | |
176 host, | |
177 base::Unretained(origins_ptr)), | |
178 base::Bind(&DidGetOrigins, | |
179 callback, | |
180 base::Owned(origins_ptr))); | |
181 } | |
182 | |
183 void FileSystemQuotaClient::DeleteOriginData( | |
184 const GURL& origin, | |
185 StorageType type, | |
186 const DeletionCallback& callback) { | |
187 FileSystemType fs_type = QuotaStorageTypeToFileSystemType(type); | |
188 DCHECK(fs_type != kFileSystemTypeUnknown); | |
189 | |
190 base::PostTaskAndReplyWithResult( | |
191 file_task_runner(), | |
192 FROM_HERE, | |
193 base::Bind(&DeleteOriginOnFileTaskRunner, | |
194 file_system_context_, | |
195 origin, | |
196 fs_type), | |
197 callback); | |
198 } | |
199 | |
200 bool FileSystemQuotaClient::DoesSupport(quota::StorageType storage_type) const { | |
201 FileSystemType type = QuotaStorageTypeToFileSystemType(storage_type); | |
202 DCHECK(type != kFileSystemTypeUnknown); | |
203 return file_system_context_->IsSandboxFileSystem(type); | |
204 } | |
205 | |
206 base::SequencedTaskRunner* FileSystemQuotaClient::file_task_runner() const { | |
207 return file_system_context_->default_file_task_runner(); | |
208 } | |
209 | |
210 } // namespace fileapi | |
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