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| 1 // Copyright 2014 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 "chrome/browser/local_discovery/storage/privet_filesystem_operations.h" | |
| 6 | |
| 7 #include "chrome/browser/local_discovery/storage/privet_filesystem_constants.h" | |
| 8 | |
| 9 namespace local_discovery { | |
| 10 | |
| 11 PrivetFileSystemOperationFactory::PrivetFileSystemOperationFactory( | |
| 12 content::BrowserContext* browser_context) | |
| 13 : browser_context_(browser_context), weak_factory_(this) {} | |
| 14 | |
| 15 PrivetFileSystemOperationFactory::~PrivetFileSystemOperationFactory() { | |
| 16 DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI)); | |
| 17 RemoveAllOperations(); | |
| 18 } | |
| 19 | |
| 20 void PrivetFileSystemOperationFactory::GetFileInfo( | |
| 21 const storage::FileSystemURL& url, | |
| 22 const storage::AsyncFileUtil::GetFileInfoCallback& callback) { | |
| 23 DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI)); | |
| 24 PrivetFileSystemAsyncOperation* operation = | |
| 25 new PrivetFileSystemDetailsOperation( | |
| 26 url.path(), browser_context_, this, &attribute_cache_, callback); | |
| 27 async_operations_.insert(operation); | |
| 28 operation->Start(); | |
| 29 } | |
| 30 | |
| 31 void PrivetFileSystemOperationFactory::ReadDirectory( | |
| 32 const storage::FileSystemURL& url, | |
| 33 const storage::AsyncFileUtil::ReadDirectoryCallback& callback) { | |
| 34 DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI)); | |
| 35 PrivetFileSystemAsyncOperation* operation = new PrivetFileSystemListOperation( | |
| 36 url.path(), browser_context_, this, &attribute_cache_, callback); | |
| 37 async_operations_.insert(operation); | |
| 38 operation->Start(); | |
| 39 } | |
| 40 | |
| 41 void PrivetFileSystemOperationFactory::RemoveOperation( | |
| 42 PrivetFileSystemAsyncOperation* operation) { | |
| 43 DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI)); | |
| 44 async_operations_.erase(operation); | |
| 45 delete operation; | |
| 46 } | |
| 47 | |
| 48 void PrivetFileSystemOperationFactory::RemoveAllOperations() { | |
| 49 DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI)); | |
| 50 STLDeleteElements(&async_operations_); | |
| 51 } | |
| 52 | |
| 53 PrivetFileSystemAsyncOperationUtil::PrivetFileSystemAsyncOperationUtil( | |
| 54 const base::FilePath& full_path, | |
| 55 content::BrowserContext* browser_context, | |
| 56 Delegate* delegate) | |
| 57 : parsed_path_(full_path), | |
| 58 browser_context_(browser_context), | |
| 59 delegate_(delegate), | |
| 60 weak_factory_(this) { | |
| 61 DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI)); | |
| 62 } | |
| 63 | |
| 64 PrivetFileSystemAsyncOperationUtil::~PrivetFileSystemAsyncOperationUtil() { | |
| 65 DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI)); | |
| 66 } | |
| 67 | |
| 68 void PrivetFileSystemAsyncOperationUtil::Start() { | |
| 69 DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI)); | |
| 70 request_context_ = browser_context_->GetRequestContext(); | |
| 71 service_discovery_client_ = ServiceDiscoverySharedClient::GetInstance(); | |
| 72 privet_device_resolver_.reset(new PrivetDeviceResolver( | |
| 73 service_discovery_client_.get(), | |
| 74 parsed_path_.service_name, | |
| 75 base::Bind( | |
| 76 &PrivetFileSystemAsyncOperationUtil::OnGotDeviceDescription, | |
| 77 base::Unretained(this)))); | |
| 78 privet_device_resolver_->Start(); | |
| 79 } | |
| 80 | |
| 81 void PrivetFileSystemAsyncOperationUtil::OnGotDeviceDescription( | |
| 82 bool success, const DeviceDescription& device_description) { | |
| 83 DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI)); | |
| 84 if (!success) { | |
| 85 delegate_->PrivetFileSystemResolved(NULL, parsed_path_.path); | |
| 86 return; | |
| 87 } | |
| 88 | |
| 89 privet_async_factory_ = PrivetHTTPAsynchronousFactory::CreateInstance( | |
| 90 service_discovery_client_.get(), request_context_.get()); | |
| 91 privet_http_resolution_ = privet_async_factory_->CreatePrivetHTTP( | |
| 92 parsed_path_.service_name, | |
| 93 device_description.address, | |
| 94 base::Bind(&PrivetFileSystemAsyncOperationUtil::OnGotPrivetHTTP, | |
| 95 base::Unretained(this))); | |
| 96 privet_http_resolution_->Start(); | |
| 97 } | |
| 98 | |
| 99 void PrivetFileSystemAsyncOperationUtil::OnGotPrivetHTTP( | |
| 100 scoped_ptr<PrivetHTTPClient> privet_http_client) { | |
| 101 DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI)); | |
| 102 privet_client_ = PrivetV1HTTPClient::CreateDefault(privet_http_client.Pass()); | |
| 103 delegate_->PrivetFileSystemResolved(privet_client_.get(), | |
| 104 parsed_path_.path); | |
| 105 } | |
| 106 | |
| 107 PrivetFileSystemListOperation::PrivetFileSystemListOperation( | |
| 108 const base::FilePath& full_path, | |
| 109 content::BrowserContext* browser_context, | |
| 110 PrivetFileSystemAsyncOperationContainer* container, | |
| 111 PrivetFileSystemAttributeCache* attribute_cache, | |
| 112 const storage::AsyncFileUtil::ReadDirectoryCallback& callback) | |
| 113 : core_(full_path, browser_context, this), | |
| 114 full_path_(full_path), | |
| 115 container_(container), | |
| 116 attribute_cache_(attribute_cache), | |
| 117 callback_(callback) { | |
| 118 DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI)); | |
| 119 } | |
| 120 | |
| 121 PrivetFileSystemListOperation::~PrivetFileSystemListOperation() { | |
| 122 DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI)); | |
| 123 } | |
| 124 | |
| 125 void PrivetFileSystemListOperation::Start() { | |
| 126 DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI)); | |
| 127 core_.Start(); | |
| 128 } | |
| 129 | |
| 130 void PrivetFileSystemListOperation::PrivetFileSystemResolved( | |
| 131 PrivetV1HTTPClient* http_client, | |
| 132 const std::string& path) { | |
| 133 DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI)); | |
| 134 if (!http_client) { | |
| 135 SignalError(); | |
| 136 return; | |
| 137 } | |
| 138 | |
| 139 list_operation_ = http_client->CreateStorageListOperation( | |
| 140 path, | |
| 141 base::Bind(&PrivetFileSystemListOperation::OnStorageListResult, | |
| 142 base::Unretained(this))); | |
| 143 list_operation_->Start(); | |
| 144 } | |
| 145 | |
| 146 void PrivetFileSystemListOperation::OnStorageListResult( | |
| 147 const base::DictionaryValue* value) { | |
| 148 DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI)); | |
| 149 list_operation_.reset(); | |
| 150 | |
| 151 if (!value) { | |
| 152 SignalError(); | |
| 153 return; | |
| 154 } | |
| 155 | |
| 156 attribute_cache_->AddFileInfoFromJSON(full_path_, value); | |
| 157 | |
| 158 storage::AsyncFileUtil::EntryList entry_list; | |
| 159 | |
| 160 const base::ListValue* entries; | |
| 161 if (!value->GetList(kPrivetListEntries, &entries)) { | |
| 162 SignalError(); | |
| 163 return; | |
| 164 } | |
| 165 | |
| 166 for (size_t i = 0; i < entries->GetSize(); i++) { | |
| 167 const base::DictionaryValue* entry_value; | |
| 168 if (!entries->GetDictionary(i, &entry_value)) { | |
| 169 SignalError(); | |
| 170 return; | |
| 171 } | |
| 172 | |
| 173 std::string name; | |
| 174 std::string type; | |
| 175 int size = 0; | |
| 176 | |
| 177 entry_value->GetString(kPrivetListKeyName, &name); | |
| 178 entry_value->GetString(kPrivetListKeyType, &type); | |
| 179 entry_value->GetInteger(kPrivetListKeySize, &size); | |
| 180 | |
| 181 storage::DirectoryEntry entry(name, | |
| 182 (type == kPrivetListTypeDir) | |
| 183 ? storage::DirectoryEntry::DIRECTORY | |
| 184 : storage::DirectoryEntry::FILE, | |
| 185 size, | |
| 186 base::Time() /* TODO(noamsml) */); | |
| 187 | |
| 188 entry_list.push_back(entry); | |
| 189 } | |
| 190 | |
| 191 TriggerCallbackAndDestroy(base::File::FILE_OK, entry_list, false); | |
| 192 } | |
| 193 | |
| 194 void PrivetFileSystemListOperation::SignalError() { | |
| 195 DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI)); | |
| 196 TriggerCallbackAndDestroy(base::File::FILE_ERROR_FAILED, | |
| 197 storage::AsyncFileUtil::EntryList(), | |
| 198 false); | |
| 199 } | |
| 200 | |
| 201 void PrivetFileSystemListOperation::TriggerCallbackAndDestroy( | |
| 202 base::File::Error result, | |
| 203 const storage::AsyncFileUtil::EntryList& file_list, | |
| 204 bool has_more) { | |
| 205 DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI)); | |
| 206 content::BrowserThread::PostTask( | |
| 207 content::BrowserThread::IO, | |
| 208 FROM_HERE, | |
| 209 base::Bind(callback_, result, file_list, has_more)); | |
| 210 container_->RemoveOperation(this); | |
| 211 } | |
| 212 | |
| 213 PrivetFileSystemDetailsOperation::PrivetFileSystemDetailsOperation( | |
| 214 const base::FilePath& full_path, | |
| 215 content::BrowserContext* browser_context, | |
| 216 PrivetFileSystemAsyncOperationContainer* container, | |
| 217 PrivetFileSystemAttributeCache* attribute_cache, | |
| 218 const storage::AsyncFileUtil::GetFileInfoCallback& callback) | |
| 219 : core_(full_path, browser_context, this), | |
| 220 full_path_(full_path), | |
| 221 container_(container), | |
| 222 attribute_cache_(attribute_cache), | |
| 223 callback_(callback) { | |
| 224 DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI)); | |
| 225 } | |
| 226 | |
| 227 PrivetFileSystemDetailsOperation::~PrivetFileSystemDetailsOperation() { | |
| 228 DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI)); | |
| 229 } | |
| 230 | |
| 231 void PrivetFileSystemDetailsOperation::Start() { | |
| 232 DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI)); | |
| 233 const base::File::Info* info = attribute_cache_->GetFileInfo(full_path_); | |
| 234 if (info) { | |
| 235 TriggerCallbackAndDestroy(base::File::FILE_OK, *info); | |
| 236 return; | |
| 237 } | |
| 238 | |
| 239 core_.Start(); | |
| 240 } | |
| 241 | |
| 242 void PrivetFileSystemDetailsOperation::PrivetFileSystemResolved( | |
| 243 PrivetV1HTTPClient* http_client, | |
| 244 const std::string& path) { | |
| 245 DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI)); | |
| 246 if (!http_client) { | |
| 247 SignalError(); | |
| 248 return; | |
| 249 } | |
| 250 | |
| 251 list_operation_ = http_client->CreateStorageListOperation( | |
| 252 path, | |
| 253 base::Bind(&PrivetFileSystemDetailsOperation::OnStorageListResult, | |
| 254 base::Unretained(this))); | |
| 255 list_operation_->Start(); | |
| 256 } | |
| 257 | |
| 258 void PrivetFileSystemDetailsOperation::OnStorageListResult( | |
| 259 const base::DictionaryValue* value) { | |
| 260 DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI)); | |
| 261 list_operation_.reset(); | |
| 262 | |
| 263 attribute_cache_->AddFileInfoFromJSON(full_path_, value); | |
| 264 const base::File::Info* info = attribute_cache_->GetFileInfo(full_path_); | |
| 265 | |
| 266 if (info) { | |
| 267 TriggerCallbackAndDestroy(base::File::FILE_OK, *info); | |
| 268 } else { | |
| 269 SignalError(); | |
| 270 } | |
| 271 } | |
| 272 | |
| 273 void PrivetFileSystemDetailsOperation::SignalError() { | |
| 274 DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI)); | |
| 275 TriggerCallbackAndDestroy(base::File::FILE_ERROR_FAILED, base::File::Info()); | |
| 276 } | |
| 277 | |
| 278 void PrivetFileSystemDetailsOperation::TriggerCallbackAndDestroy( | |
| 279 base::File::Error result, | |
| 280 const base::File::Info& info) { | |
| 281 DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI)); | |
| 282 content::BrowserThread::PostTask(content::BrowserThread::IO, | |
| 283 FROM_HERE, | |
| 284 base::Bind(callback_, result, info)); | |
| 285 container_->RemoveOperation(this); | |
| 286 } | |
| 287 | |
| 288 } // namespace local_discovery | |
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