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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/files/file_path.h" | |
12 #include "base/files/file_util.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 storage::StorageType; | |
28 | |
29 namespace storage { | |
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(const storage::QuotaClient::GetOriginsCallback& callback, | |
61 std::set<GURL>* origins_ptr) { | |
62 callback.Run(*origins_ptr); | |
63 } | |
64 | |
65 storage::QuotaStatusCode DeleteOriginOnFileTaskRunner( | |
66 FileSystemContext* context, | |
67 const GURL& origin, | |
68 FileSystemType type) { | |
69 FileSystemBackend* provider = context->GetFileSystemBackend(type); | |
70 if (!provider || !provider->GetQuotaUtil()) | |
71 return storage::kQuotaErrorNotSupported; | |
72 base::File::Error result = | |
73 provider->GetQuotaUtil()->DeleteOriginDataOnFileTaskRunner( | |
74 context, context->quota_manager_proxy(), origin, type); | |
75 if (result == base::File::FILE_OK) | |
76 return storage::kQuotaStatusOk; | |
77 return storage::kQuotaErrorInvalidModification; | |
78 } | |
79 | |
80 } // namespace | |
81 | |
82 FileSystemQuotaClient::FileSystemQuotaClient( | |
83 FileSystemContext* file_system_context, | |
84 bool is_incognito) | |
85 : file_system_context_(file_system_context), | |
86 is_incognito_(is_incognito) { | |
87 } | |
88 | |
89 FileSystemQuotaClient::~FileSystemQuotaClient() {} | |
90 | |
91 storage::QuotaClient::ID FileSystemQuotaClient::id() const { | |
92 return storage::QuotaClient::kFileSystem; | |
93 } | |
94 | |
95 void FileSystemQuotaClient::OnQuotaManagerDestroyed() { | |
96 delete this; | |
97 } | |
98 | |
99 void FileSystemQuotaClient::GetOriginUsage( | |
100 const GURL& origin_url, | |
101 StorageType storage_type, | |
102 const GetUsageCallback& callback) { | |
103 DCHECK(!callback.is_null()); | |
104 | |
105 if (is_incognito_) { | |
106 // We don't support FileSystem in incognito mode yet. | |
107 callback.Run(0); | |
108 return; | |
109 } | |
110 | |
111 FileSystemType type = QuotaStorageTypeToFileSystemType(storage_type); | |
112 DCHECK(type != kFileSystemTypeUnknown); | |
113 | |
114 FileSystemQuotaUtil* quota_util = file_system_context_->GetQuotaUtil(type); | |
115 if (!quota_util) { | |
116 callback.Run(0); | |
117 return; | |
118 } | |
119 | |
120 base::PostTaskAndReplyWithResult( | |
121 file_task_runner(), | |
122 FROM_HERE, | |
123 // It is safe to pass Unretained(quota_util) since context owns it. | |
124 base::Bind(&FileSystemQuotaUtil::GetOriginUsageOnFileTaskRunner, | |
125 base::Unretained(quota_util), | |
126 file_system_context_, | |
127 origin_url, | |
128 type), | |
129 callback); | |
130 } | |
131 | |
132 void FileSystemQuotaClient::GetOriginsForType( | |
133 StorageType storage_type, | |
134 const GetOriginsCallback& callback) { | |
135 DCHECK(!callback.is_null()); | |
136 | |
137 if (is_incognito_) { | |
138 // We don't support FileSystem in incognito mode yet. | |
139 std::set<GURL> origins; | |
140 callback.Run(origins); | |
141 return; | |
142 } | |
143 | |
144 std::set<GURL>* origins_ptr = new std::set<GURL>(); | |
145 file_task_runner()->PostTaskAndReply( | |
146 FROM_HERE, | |
147 base::Bind(&GetOriginsForTypeOnFileTaskRunner, | |
148 file_system_context_, | |
149 storage_type, | |
150 base::Unretained(origins_ptr)), | |
151 base::Bind(&DidGetOrigins, | |
152 callback, | |
153 base::Owned(origins_ptr))); | |
154 } | |
155 | |
156 void FileSystemQuotaClient::GetOriginsForHost( | |
157 StorageType storage_type, | |
158 const std::string& host, | |
159 const GetOriginsCallback& callback) { | |
160 DCHECK(!callback.is_null()); | |
161 | |
162 if (is_incognito_) { | |
163 // We don't support FileSystem in incognito mode yet. | |
164 std::set<GURL> origins; | |
165 callback.Run(origins); | |
166 return; | |
167 } | |
168 | |
169 std::set<GURL>* origins_ptr = new std::set<GURL>(); | |
170 file_task_runner()->PostTaskAndReply( | |
171 FROM_HERE, | |
172 base::Bind(&GetOriginsForHostOnFileTaskRunner, | |
173 file_system_context_, | |
174 storage_type, | |
175 host, | |
176 base::Unretained(origins_ptr)), | |
177 base::Bind(&DidGetOrigins, | |
178 callback, | |
179 base::Owned(origins_ptr))); | |
180 } | |
181 | |
182 void FileSystemQuotaClient::DeleteOriginData( | |
183 const GURL& origin, | |
184 StorageType type, | |
185 const DeletionCallback& callback) { | |
186 FileSystemType fs_type = QuotaStorageTypeToFileSystemType(type); | |
187 DCHECK(fs_type != kFileSystemTypeUnknown); | |
188 | |
189 base::PostTaskAndReplyWithResult( | |
190 file_task_runner(), | |
191 FROM_HERE, | |
192 base::Bind(&DeleteOriginOnFileTaskRunner, | |
193 file_system_context_, | |
194 origin, | |
195 fs_type), | |
196 callback); | |
197 } | |
198 | |
199 bool FileSystemQuotaClient::DoesSupport( | |
200 storage::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 storage | |
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