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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/database/database_quota_client.h" | |
6 | |
7 #include <vector> | |
8 | |
9 #include "base/bind.h" | |
10 #include "base/bind_helpers.h" | |
11 #include "base/location.h" | |
12 #include "base/memory/scoped_ptr.h" | |
13 #include "base/message_loop/message_loop_proxy.h" | |
14 #include "base/task_runner_util.h" | |
15 #include "net/base/net_errors.h" | |
16 #include "net/base/net_util.h" | |
17 #include "webkit/browser/database/database_tracker.h" | |
18 #include "webkit/browser/database/database_util.h" | |
19 #include "webkit/common/database/database_identifier.h" | |
20 | |
21 using storage::QuotaClient; | |
22 | |
23 namespace storage { | |
24 | |
25 namespace { | |
26 | |
27 int64 GetOriginUsageOnDBThread( | |
28 DatabaseTracker* db_tracker, | |
29 const GURL& origin_url) { | |
30 OriginInfo info; | |
31 if (db_tracker->GetOriginInfo(storage::GetIdentifierFromOrigin(origin_url), | |
32 &info)) | |
33 return info.TotalSize(); | |
34 return 0; | |
35 } | |
36 | |
37 void GetOriginsOnDBThread( | |
38 DatabaseTracker* db_tracker, | |
39 std::set<GURL>* origins_ptr) { | |
40 std::vector<std::string> origin_identifiers; | |
41 if (db_tracker->GetAllOriginIdentifiers(&origin_identifiers)) { | |
42 for (std::vector<std::string>::const_iterator iter = | |
43 origin_identifiers.begin(); | |
44 iter != origin_identifiers.end(); ++iter) { | |
45 GURL origin = storage::GetOriginFromIdentifier(*iter); | |
46 origins_ptr->insert(origin); | |
47 } | |
48 } | |
49 } | |
50 | |
51 void GetOriginsForHostOnDBThread( | |
52 DatabaseTracker* db_tracker, | |
53 std::set<GURL>* origins_ptr, | |
54 const std::string& host) { | |
55 std::vector<std::string> origin_identifiers; | |
56 if (db_tracker->GetAllOriginIdentifiers(&origin_identifiers)) { | |
57 for (std::vector<std::string>::const_iterator iter = | |
58 origin_identifiers.begin(); | |
59 iter != origin_identifiers.end(); ++iter) { | |
60 GURL origin = storage::GetOriginFromIdentifier(*iter); | |
61 if (host == net::GetHostOrSpecFromURL(origin)) | |
62 origins_ptr->insert(origin); | |
63 } | |
64 } | |
65 } | |
66 | |
67 void DidGetOrigins( | |
68 const QuotaClient::GetOriginsCallback& callback, | |
69 std::set<GURL>* origins_ptr) { | |
70 callback.Run(*origins_ptr); | |
71 } | |
72 | |
73 void DidDeleteOriginData( | |
74 base::SingleThreadTaskRunner* original_task_runner, | |
75 const QuotaClient::DeletionCallback& callback, | |
76 int result) { | |
77 if (result == net::ERR_IO_PENDING) { | |
78 // The callback will be invoked via | |
79 // DatabaseTracker::ScheduleDatabasesForDeletion. | |
80 return; | |
81 } | |
82 | |
83 storage::QuotaStatusCode status; | |
84 if (result == net::OK) | |
85 status = storage::kQuotaStatusOk; | |
86 else | |
87 status = storage::kQuotaStatusUnknown; | |
88 | |
89 if (original_task_runner->BelongsToCurrentThread()) | |
90 callback.Run(status); | |
91 else | |
92 original_task_runner->PostTask(FROM_HERE, base::Bind(callback, status)); | |
93 } | |
94 | |
95 } // namespace | |
96 | |
97 DatabaseQuotaClient::DatabaseQuotaClient( | |
98 base::MessageLoopProxy* db_tracker_thread, | |
99 DatabaseTracker* db_tracker) | |
100 : db_tracker_thread_(db_tracker_thread), db_tracker_(db_tracker) { | |
101 } | |
102 | |
103 DatabaseQuotaClient::~DatabaseQuotaClient() { | |
104 if (db_tracker_thread_.get() && | |
105 !db_tracker_thread_->RunsTasksOnCurrentThread() && db_tracker_.get()) { | |
106 DatabaseTracker* tracker = db_tracker_.get(); | |
107 tracker->AddRef(); | |
108 db_tracker_ = NULL; | |
109 if (!db_tracker_thread_->ReleaseSoon(FROM_HERE, tracker)) | |
110 tracker->Release(); | |
111 } | |
112 } | |
113 | |
114 QuotaClient::ID DatabaseQuotaClient::id() const { | |
115 return kDatabase; | |
116 } | |
117 | |
118 void DatabaseQuotaClient::OnQuotaManagerDestroyed() { | |
119 delete this; | |
120 } | |
121 | |
122 void DatabaseQuotaClient::GetOriginUsage(const GURL& origin_url, | |
123 storage::StorageType type, | |
124 const GetUsageCallback& callback) { | |
125 DCHECK(!callback.is_null()); | |
126 DCHECK(db_tracker_.get()); | |
127 | |
128 // All databases are in the temp namespace for now. | |
129 if (type != storage::kStorageTypeTemporary) { | |
130 callback.Run(0); | |
131 return; | |
132 } | |
133 | |
134 base::PostTaskAndReplyWithResult( | |
135 db_tracker_thread_.get(), | |
136 FROM_HERE, | |
137 base::Bind(&GetOriginUsageOnDBThread, db_tracker_, origin_url), | |
138 callback); | |
139 } | |
140 | |
141 void DatabaseQuotaClient::GetOriginsForType( | |
142 storage::StorageType type, | |
143 const GetOriginsCallback& callback) { | |
144 DCHECK(!callback.is_null()); | |
145 DCHECK(db_tracker_.get()); | |
146 | |
147 // All databases are in the temp namespace for now. | |
148 if (type != storage::kStorageTypeTemporary) { | |
149 callback.Run(std::set<GURL>()); | |
150 return; | |
151 } | |
152 | |
153 std::set<GURL>* origins_ptr = new std::set<GURL>(); | |
154 db_tracker_thread_->PostTaskAndReply( | |
155 FROM_HERE, | |
156 base::Bind(&GetOriginsOnDBThread, | |
157 db_tracker_, | |
158 base::Unretained(origins_ptr)), | |
159 base::Bind(&DidGetOrigins, | |
160 callback, | |
161 base::Owned(origins_ptr))); | |
162 } | |
163 | |
164 void DatabaseQuotaClient::GetOriginsForHost( | |
165 storage::StorageType type, | |
166 const std::string& host, | |
167 const GetOriginsCallback& callback) { | |
168 DCHECK(!callback.is_null()); | |
169 DCHECK(db_tracker_.get()); | |
170 | |
171 // All databases are in the temp namespace for now. | |
172 if (type != storage::kStorageTypeTemporary) { | |
173 callback.Run(std::set<GURL>()); | |
174 return; | |
175 } | |
176 | |
177 std::set<GURL>* origins_ptr = new std::set<GURL>(); | |
178 db_tracker_thread_->PostTaskAndReply( | |
179 FROM_HERE, | |
180 base::Bind(&GetOriginsForHostOnDBThread, | |
181 db_tracker_, | |
182 base::Unretained(origins_ptr), | |
183 host), | |
184 base::Bind(&DidGetOrigins, | |
185 callback, | |
186 base::Owned(origins_ptr))); | |
187 } | |
188 | |
189 void DatabaseQuotaClient::DeleteOriginData(const GURL& origin, | |
190 storage::StorageType type, | |
191 const DeletionCallback& callback) { | |
192 DCHECK(!callback.is_null()); | |
193 DCHECK(db_tracker_.get()); | |
194 | |
195 // All databases are in the temp namespace for now, so nothing to delete. | |
196 if (type != storage::kStorageTypeTemporary) { | |
197 callback.Run(storage::kQuotaStatusOk); | |
198 return; | |
199 } | |
200 | |
201 base::Callback<void(int)> delete_callback = | |
202 base::Bind(&DidDeleteOriginData, | |
203 base::MessageLoopProxy::current(), | |
204 callback); | |
205 | |
206 PostTaskAndReplyWithResult( | |
207 db_tracker_thread_.get(), | |
208 FROM_HERE, | |
209 base::Bind(&DatabaseTracker::DeleteDataForOrigin, | |
210 db_tracker_, | |
211 storage::GetIdentifierFromOrigin(origin), | |
212 delete_callback), | |
213 delete_callback); | |
214 } | |
215 | |
216 bool DatabaseQuotaClient::DoesSupport(storage::StorageType type) const { | |
217 return type == storage::kStorageTypeTemporary; | |
218 } | |
219 | |
220 } // namespace storage | |
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