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| 1 // Copyright 2015 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 "content/browser/notifications/platform_notification_context.h" | |
| 6 | |
| 7 #include "base/threading/sequenced_worker_pool.h" | |
| 8 #include "content/browser/notifications/notification_database.h" | |
| 9 #include "content/browser/notifications/notification_database_data.h" | |
| 10 #include "content/public/browser/browser_thread.h" | |
| 11 | |
| 12 namespace content { | |
| 13 | |
| 14 // Name of the directory in the user's profile directory where the notification | |
| 15 // database files should be stored. | |
| 16 const base::FilePath::CharType kPlatformNotificationsDirectory[] = | |
| 17 FILE_PATH_LITERAL("Platform Notifications"); | |
| 18 | |
| 19 PlatformNotificationContext::PlatformNotificationContext( | |
| 20 const base::FilePath& path) | |
| 21 : path_(path) { | |
| 22 } | |
| 23 | |
| 24 PlatformNotificationContext::~PlatformNotificationContext() { | |
| 25 // If the database has been initialized, it must be deleted on the task runner | |
| 26 // thread as closing it may cause file I/O. | |
| 27 if (database_) { | |
| 28 DCHECK(task_runner_); | |
| 29 task_runner_->DeleteSoon(FROM_HERE, database_.release()); | |
| 30 } | |
| 31 } | |
| 32 | |
| 33 void PlatformNotificationContext::ReadNotificationData( | |
| 34 int64_t notification_id, | |
| 35 const GURL& origin, | |
| 36 const ReadResultCallback& callback) { | |
| 37 DCHECK_CURRENTLY_ON(BrowserThread::IO); | |
| 38 LazyInitialize( | |
| 39 base::Bind(&PlatformNotificationContext::DoReadNotificationData, | |
| 40 this, notification_id, origin, callback), | |
| 41 base::Bind(callback, false /* success */, NotificationDatabaseData())); | |
| 42 } | |
| 43 | |
| 44 void PlatformNotificationContext::DoReadNotificationData( | |
| 45 int64_t notification_id, | |
| 46 const GURL& origin, | |
| 47 const ReadResultCallback& callback) { | |
| 48 DCHECK(task_runner_->RunsTasksOnCurrentThread()); | |
| 49 | |
| 50 NotificationDatabaseData database_data; | |
| 51 NotificationDatabase::Status status = | |
| 52 database_->ReadNotificationData(notification_id, | |
| 53 origin, | |
| 54 &database_data); | |
| 55 | |
| 56 if (status == NotificationDatabase::STATUS_OK) { | |
| 57 BrowserThread::PostTask(BrowserThread::IO, | |
| 58 FROM_HERE, | |
| 59 base::Bind(callback, | |
| 60 true /* success */, | |
| 61 database_data)); | |
| 62 return; | |
| 63 } | |
| 64 | |
| 65 // TODO(peter): Record UMA on |status| for reading from the database. | |
| 66 // TODO(peter): Do the DeleteAndStartOver dance for STATUS_ERROR_CORRUPTED. | |
| 67 | |
| 68 BrowserThread::PostTask( | |
| 69 BrowserThread::IO, | |
| 70 FROM_HERE, | |
| 71 base::Bind(callback, false /* success */, NotificationDatabaseData())); | |
| 72 } | |
| 73 | |
| 74 void PlatformNotificationContext::WriteNotificationData( | |
| 75 const GURL& origin, | |
| 76 const NotificationDatabaseData& database_data, | |
| 77 const WriteResultCallback& callback) { | |
| 78 DCHECK_CURRENTLY_ON(BrowserThread::IO); | |
| 79 LazyInitialize( | |
| 80 base::Bind(&PlatformNotificationContext::DoWriteNotificationData, | |
| 81 this, origin, database_data, callback), | |
| 82 base::Bind(callback, false /* success */, 0 /* notification_id */)); | |
| 83 } | |
| 84 | |
| 85 void PlatformNotificationContext::DoWriteNotificationData( | |
| 86 const GURL& origin, | |
| 87 const NotificationDatabaseData& database_data, | |
| 88 const WriteResultCallback& callback) { | |
| 89 DCHECK(task_runner_->RunsTasksOnCurrentThread()); | |
| 90 | |
| 91 int64_t notification_id = 0; | |
| 92 NotificationDatabase::Status status = | |
| 93 database_->WriteNotificationData(origin, | |
| 94 database_data, | |
| 95 ¬ification_id); | |
| 96 | |
| 97 DCHECK_GT(notification_id, 0); | |
| 98 | |
| 99 if (status == NotificationDatabase::STATUS_OK) { | |
| 100 BrowserThread::PostTask(BrowserThread::IO, | |
| 101 FROM_HERE, | |
| 102 base::Bind(callback, | |
| 103 true /* success */, | |
| 104 notification_id)); | |
| 105 return; | |
| 106 } | |
| 107 | |
| 108 // TODO(peter): Record UMA on |status| for reading from the database. | |
| 109 // TODO(peter): Do the DeleteAndStartOver dance for STATUS_ERROR_CORRUPTED. | |
| 110 | |
| 111 BrowserThread::PostTask( | |
| 112 BrowserThread::IO, | |
| 113 FROM_HERE, | |
| 114 base::Bind(callback, false /* success */, 0 /* notification_id */)); | |
| 115 } | |
| 116 | |
| 117 void PlatformNotificationContext::DeleteNotificationData( | |
| 118 int64_t notification_id, | |
| 119 const GURL& origin, | |
| 120 const DeleteResultCallback& callback) { | |
| 121 DCHECK_CURRENTLY_ON(BrowserThread::IO); | |
| 122 LazyInitialize( | |
| 123 base::Bind(&PlatformNotificationContext::DoDeleteNotificationData, | |
| 124 this, notification_id, origin, callback), | |
| 125 base::Bind(callback, false /* success */)); | |
| 126 } | |
| 127 | |
| 128 void PlatformNotificationContext::DoDeleteNotificationData( | |
| 129 int64_t notification_id, | |
| 130 const GURL& origin, | |
| 131 const DeleteResultCallback& callback) { | |
| 132 DCHECK(task_runner_->RunsTasksOnCurrentThread()); | |
| 133 | |
| 134 NotificationDatabase::Status status = | |
| 135 database_->DeleteNotificationData(notification_id, origin); | |
| 136 | |
| 137 const bool success = status == NotificationDatabase::STATUS_OK; | |
| 138 | |
| 139 // TODO(peter): Record UMA on |status| for reading from the database. | |
| 140 // TODO(peter): Do the DeleteAndStartOver dance for STATUS_ERROR_CORRUPTED. | |
| 141 | |
| 142 BrowserThread::PostTask(BrowserThread::IO, | |
| 143 FROM_HERE, | |
| 144 base::Bind(callback, success)); | |
| 145 } | |
| 146 | |
| 147 void PlatformNotificationContext::LazyInitialize( | |
| 148 const base::Closure& success_closure, | |
| 149 const base::Closure& failure_closure) { | |
| 150 DCHECK_CURRENTLY_ON(BrowserThread::IO); | |
| 151 | |
| 152 if (!task_runner_) { | |
| 153 base::SequencedWorkerPool* pool = BrowserThread::GetBlockingPool(); | |
| 154 base::SequencedWorkerPool::SequenceToken token = pool->GetSequenceToken(); | |
| 155 | |
| 156 task_runner_ = pool->GetSequencedTaskRunner(token); | |
| 157 } | |
| 158 | |
| 159 task_runner_->PostTask( | |
| 160 FROM_HERE, | |
| 161 base::Bind(&PlatformNotificationContext::OpenDatabase, | |
| 162 this, success_closure, failure_closure)); | |
| 163 } | |
| 164 | |
| 165 void PlatformNotificationContext::OpenDatabase( | |
| 166 const base::Closure& success_closure, | |
| 167 const base::Closure& failure_closure) { | |
| 168 DCHECK(task_runner_->RunsTasksOnCurrentThread()); | |
| 169 | |
| 170 if (database_) { | |
| 171 success_closure.Run(); | |
| 172 return; | |
| 173 } | |
| 174 | |
| 175 database_.reset(new NotificationDatabase(GetDatabasePath())); | |
| 176 | |
| 177 // TODO(peter): Record UMA on |status| for opening the database. | |
| 178 // TODO(peter): Do the DeleteAndStartOver dance for STATUS_ERROR_CORRUPTED. | |
| 179 | |
| 180 NotificationDatabase::Status status = | |
| 181 database_->Open(true /* create_if_missing */); | |
| 182 | |
| 183 if (status == NotificationDatabase::STATUS_OK) { | |
| 184 success_closure.Run(); | |
| 185 return; | |
| 186 } | |
| 187 | |
| 188 // TODO(peter): Properly handle failures when opening the database. | |
| 189 database_.reset(); | |
| 190 | |
| 191 BrowserThread::PostTask(BrowserThread::IO, FROM_HERE, failure_closure); | |
| 192 } | |
| 193 | |
| 194 base::FilePath PlatformNotificationContext::GetDatabasePath() const { | |
| 195 if (path_.empty()) | |
| 196 return path_; | |
| 197 | |
| 198 return path_.Append(kPlatformNotificationsDirectory); | |
| 199 } | |
| 200 | |
| 201 void PlatformNotificationContext::SetTaskRunnerForTesting( | |
| 202 const scoped_refptr<base::SequencedTaskRunner>& task_runner) { | |
| 203 task_runner_ = task_runner; | |
| 204 } | |
| 205 | |
| 206 } // namespace content | |
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Chromium Code Reviews
Issue 1010833002:
Expose bits of the Web Notification database in the //content API. (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@n-db-DeleteInContext