src/FCnt_DownloadManagerImpl.cpp

   1 //
   2 // Open Service Platform
   3 // Copyright (c) 2012 Samsung Electronics Co., Ltd.
   4 //
   5 // Licensed under the Apache License, Version 2.0 (the License);
   6 // you may not use this file except in compliance with the License.
   7 // You may obtain a copy of the License at
   8 //
   9 //     http://www.apache.org/licenses/LICENSE-2.0
  10 //
  11 // Unless required by applicable law or agreed to in writing, software
  12 // distributed under the License is distributed on an "AS IS" BASIS,
  13 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14 // See the License for the specific language governing permissions and
  15 // limitations under the License.
  16 //
  17
  18 /**
  19  * @file        FCnt_DownloadManagerImpl.cpp
  20  * @brief       This is the implementation file for the _DownloadManagerImpl class.
  21  *
  22  */
  23
  24 #include <errno.h>
  25 #include <unistd.h>
  26 #include <cstdlib>
  27 #include <pthread.h>
  28 #include <unique_ptr.h>
  29
  30 #include <download.h>
  31
  32 #include <FBaseSysLog.h>
  33 #include <FBase_StringConverter.h>
  34 #include <FBaseInteger.h>
  35 #include <FBaseRtIEventArg.h>
  36 #include <FBaseColIMap.h>
  37 #include <FApp_AppInfo.h>
  38
  39 #include <FCntDownloadRequest.h>
  40 #include <FCntIDownloadListener.h>
  41
  42 #include <FCnt_DownloadRequestImpl.h>
  43 #include "FCnt_DownloadManagerImpl.h"
  44
  45 using namespace std;
  46
  47 using namespace Tizen::Base;
  48 using namespace Tizen::Base::Runtime;
  49 using namespace Tizen::Base::Collection;
  50
  51 namespace Tizen { namespace Content
  52 {
  53
  54 static const int STATE_NONE = 0;
  55 static const int STATE_QUEUED = 1;
  56 static const int STATE_DOWNLOADING = 2;
  57 static const int STATE_PAUSED = 3;
  58 static const int STATE_CANCELLED = 4;
  59 static const int STATE_COMPLETED = 5;
  60 static const int STATE_FAILED = 6;
  61
  62
  63 static const int SLP_STATE_NONE = 0;
  64 static const int SLP_STATE_READY = 1;
  65 static const int SLP_STATE_QUEUED = 2;
  66 static const int SLP_STATE_DOWNLOADING = 3;
  67 static const int SLP_STATE_PAUSED = 4;
  68 static const int SLP_STATE_COMPLETED = 5;
  69 static const int SLP_STATE_FAILED = 6;
  70 static const int SLP_STATE_CANCELLED = 7;
  71
  72 _DownloadManagerImpl* _DownloadManagerImpl::__pInstance = null;
  73
  74 class _DownloadEventArg
  75         : public IEventArg
  76 {
  77 public:
  78         _DownloadEventArg()
  79                 : __id(-1)
  80                 , __state(STATE_NONE)
  81                 , __result(-1)
  82                 , __received(-1)
  83                 , __total(-1)
  84         {
  85         }
  86         RequestId __id;
  87         int __state;
  88         String __path;
  89         result __result;
  90         String __errorCode;
  91         unsigned long long __received;
  92         unsigned long long __total;
  93 };
  94
  95 class _DownloadEvent
  96         : public Event
  97 {
  98 protected:
  99         virtual void FireImpl(IEventListener& listener, const IEventArg& arg)
 100         {
 101                 IDownloadListener* pListener = dynamic_cast<IDownloadListener*> (&listener);
 102                 if (pListener != null)
 103                 {
 104                         const _DownloadEventArg* pArg = dynamic_cast<const _DownloadEventArg*>(&arg);
 105                         if (pArg != null)
 106                         {
 107                                 switch(pArg->__state)
 108                                 {
 109                                         case STATE_NONE:
 110                                         case STATE_QUEUED:
 111                                                 break;
 112
 113                                         case STATE_DOWNLOADING:
 114                                                 pListener->OnDownloadInProgress(pArg->__id, pArg->__received, pArg->__total);
 115                                                 break;
 116
 117                                         case STATE_PAUSED:
 118                                                 pListener->OnDownloadPaused(pArg->__id);
 119                                                 break;
 120
 121                                         case STATE_COMPLETED:
 122                                                 pListener->OnDownloadCompleted(pArg->__id, pArg->__path);
 123                                                 break;
 124
 125                                         case STATE_FAILED:
 126                                                 pListener->OnDownloadFailed(pArg->__id, pArg->__result, pArg->__errorCode);
 127                                                 break;
 128
 129                                         case STATE_CANCELLED:
 130                                                 pListener->OnDownloadCanceled(pArg->__id);
 131                                                 break;
 132
 133                                         default:
 134                                                 break;
 135                                 }
 136                         }
 137                 }
 138         }
 139 };
 140
 141 static void
 142 OnStateChanged(int download_id, download_state_e state, void* data)
 143 {
 144         SysLog(NID_CNT, "OnStateChanged, id = %d, state = %d", download_id, state);
 145
 146         RequestId reqId = (long)download_id;
 147
 148         _DownloadManagerImpl* pDMImpl = (_DownloadManagerImpl*)data;
 149
 150         if (!data || !pDMImpl->__pEvent)
 151         {
 152                 return;
 153         }
 154
 155         switch(state)
 156         {
 157                 case SLP_STATE_NONE:
 158                 case SLP_STATE_QUEUED:
 159                 case SLP_STATE_DOWNLOADING:
 160                         break;
 161
 162                 case SLP_STATE_PAUSED:
 163                 {
 164                         _DownloadEventArg* pEventArg = new (std::nothrow) _DownloadEventArg();
 165                         pEventArg->__id = reqId;
 166                         pEventArg->__state = STATE_PAUSED;
 167
 168                         pDMImpl->__pEvent->Fire(*pEventArg);
 169
 170                         break;
 171                 }
 172
 173                 case SLP_STATE_COMPLETED:
 174                 {
 175                         _DownloadEventArg* pEventArg = new (std::nothrow) _DownloadEventArg();
 176                         pEventArg->__id = reqId;
 177                         pEventArg->__state = STATE_COMPLETED;
 178
 179                         char* path = null;
 180                         download_get_downloaded_file_path(download_id, &path);
 181                         pEventArg->__path = path;
 182
 183                         delete[] path;
 184
 185                         pDMImpl->__pEvent->Fire(*pEventArg);
 186
 187                         // Remove the resource from url_download
 188                         pDMImpl->DestroyResources(reqId);
 189
 190                         break;
 191                 }
 192
 193                 case SLP_STATE_FAILED:
 194                 {
 195                         _DownloadEventArg* pEventArg = new (std::nothrow) _DownloadEventArg();
 196                         pEventArg->__id = reqId;
 197                         pEventArg->__state = STATE_FAILED;
 198
 199                         download_error_e error;
 200                         download_get_error(download_id, &error);
 201                         pEventArg->__result = pDMImpl->ConvertToResult(error);
 202
 203                         int http_status = 0;
 204                         download_get_http_status(download_id, &http_status);
 205                         pEventArg->__errorCode = Integer::ToString(http_status);
 206
 207                         pDMImpl->__pEvent->Fire(*pEventArg);
 208
 209                         // Comment out due to resume the failed request
 210                         //pDMImpl->DestroyResources(reqId);
 211
 212                         break;
 213                 }
 214
 215                 case SLP_STATE_CANCELLED:
 216                 {
 217                         _DownloadEventArg* pEventArg = new (std::nothrow) _DownloadEventArg();
 218                         pEventArg->__id = reqId;
 219                         pEventArg->__state = STATE_CANCELLED;
 220
 221                         pDMImpl->__pEvent->Fire(*pEventArg);
 222
 223                         // Remove the resource from url_download
 224                         pDMImpl->DestroyResources(reqId);
 225
 226                         break;
 227                 }
 228
 229                 default:
 230                         break;
 231         }
 232
 233 }
 234
 235 static void
 236 OnProgress(int download_id, unsigned long long received, void* data)
 237 {
 238         RequestId reqId = (long)download_id;
 239
 240         _DownloadManagerImpl* pDMImpl = (_DownloadManagerImpl*)data;
 241
 242         if (data && pDMImpl->__pEvent)
 243         {
 244                 _DownloadEventArg* pEventArg = new (std::nothrow) _DownloadEventArg();
 245                 pEventArg->__id = reqId;
 246                 pEventArg->__state = STATE_DOWNLOADING;
 247                 pEventArg->__received = received;
 248
 249                 unsigned long long total = 0;
 250                 download_get_content_size(download_id, &total);
 251                 pEventArg->__total = total;
 252
 253                 SysLog(NID_CNT, "OnProgress, id = %d, received = %lld, total = %lld", download_id, received, total);
 254
 255                 pDMImpl->__pEvent->Fire(*pEventArg);
 256         }
 257 }
 258
 259
 260 _DownloadManagerImpl::_DownloadManagerImpl(void)
 261         : __pEvent(null)
 262 {
 263 }
 264
 265 _DownloadManagerImpl::~_DownloadManagerImpl(void)
 266 {
 267         if (__pEvent)
 268         {
 269                 delete __pEvent;
 270         }
 271 }
 272
 273 result
 274 _DownloadManagerImpl::Construct(void)
 275 {
 276         result r = E_SUCCESS;
 277
 278         r = __handleMap.Construct(100, 0);
 279         SysTryReturnResult(NID_IO, r == E_SUCCESS, r, "Failed to initialize a download manager.");
 280
 281         return E_SUCCESS;
 282 }
 283
 284 void
 285 _DownloadManagerImpl::InitSingleton(void)
 286 {
 287         unique_ptr<_DownloadManagerImpl> pImpl(new (std::nothrow) _DownloadManagerImpl);
 288         SysTryReturnVoidResult(NID_CNT, pImpl != null, E_OUT_OF_MEMORY, "[E_OUT_OF_MEMORY] The memory is insufficient.");
 289
 290         result r = pImpl->Construct();
 291         SysTryReturnVoidResult(NID_CNT, r == E_SUCCESS, E_SYSTEM, "[E_SYSTEM] Failed to initialize download manager.");
 292
 293         __pInstance = pImpl.release();
 294
 295         std::atexit(DestroySingleton);
 296 }
 297
 298 void
 299 _DownloadManagerImpl::DestroySingleton(void)
 300 {
 301         delete __pInstance;
 302 }
 303
 304 _DownloadManagerImpl*
 305 _DownloadManagerImpl::GetInstance(void)
 306 {
 307         static pthread_once_t onceBlock = PTHREAD_ONCE_INIT;
 308         if (__pInstance == null)
 309         {
 310                 ClearLastResult();
 311
 312                 pthread_once(&onceBlock, InitSingleton);
 313                 result r = GetLastResult();
 314                 if(IsFailed(r))
 315                 {
 316                         onceBlock = PTHREAD_ONCE_INIT;
 317                 }
 318         }
 319
 320         return __pInstance;
 321 }
 322
 323 result
 324 _DownloadManagerImpl::Start(const DownloadRequest& request, RequestId& reqId)
 325 {
 326         SysLog(NID_CNT, "Start a download from Url = %ls, Path = %ls", request.GetUrl().GetPointer(), request.GetDirectoryPath().GetPointer());
 327
 328         result r = E_SUCCESS;
 329
 330         int ret = 0;
 331         int download_id = 0;
 332
 333         String url = request.GetUrl();
 334         String dirPath = request.GetDirectoryPath();
 335         String fileName = request.GetFileName();
 336         NetworkType networkType = (NetworkType)request.GetNetworkType();
 337
 338         SysTryReturnResult(NID_CNT, !url.IsEmpty(), E_INVALID_ARG, "The url of the download request is empty.");
 339
 340         // Create a download id
 341         ret = download_create(&download_id);
 342         SysTryReturnResult(NID_CNT, ret >= 0, E_SYSTEM, "The internal system service is not available. %d", ret);
 343
 344         // Set the url
 345         unique_ptr<char[]> pUrl(_StringConverter::CopyToCharArrayN(url));
 346
 347         ret = download_set_url(download_id, pUrl.get());
 348         SysTryReturnResult(NID_CNT, ret >= 0, E_SYSTEM, "The internal system service is not available. %d", ret);
 349
 350         //Set network type
 351         if (networkType == NETWORK_ALL)
 352         {
 353                 ret = download_set_network_type(download_id, (download_network_type_e)DOWNLOAD_NETWORK_ALL);
 354         }
 355         else
 356         {
 357                 ret = download_set_network_type(download_id, (download_network_type_e)networkType);
 358         }
 359         SysTryReturnResult(NID_CNT, ret >= 0, E_SYSTEM, "The internal system service is not available. %d", ret);
 360
 361         //Set notification
 362         ret = download_set_notification(download_id, request.IsNotificationEnabled());
 363         SysTryReturnResult(NID_CNT, ret >= 0, E_SYSTEM, "The internal system service is not available. %d", ret);
 364
 365         //Set notification extra data
 366         std::unique_ptr<IMapEnumerator> pMapEnum(const_cast< IMap* >(request.GetNotificationExtraData())->GetMapEnumeratorN());
 367         while (pMapEnum->MoveNext() == E_SUCCESS)
 368         {
 369                 String* pMapKey = dynamic_cast<String*>(pMapEnum->GetKey());
 370                 unique_ptr<char[]> pKey(_StringConverter::CopyToCharArrayN(*pMapKey));
 371                 String* pMapValue = dynamic_cast<String*>(pMapEnum->GetValue());
 372                 const char* pValue = _StringConverter::CopyToCharArrayN(*pMapValue);
 373
 374                 ret = download_add_notification_extra_param(download_id, pKey.get(), &pValue, 1);
 375                 delete[] pValue;
 376                 SysTryReturnResult(NID_CNT, ret >= 0, E_SYSTEM, "The internal system service is not available. %d", ret);
 377         }
 378
 379         //Add http headers
 380         IMap* pRequestHeader = _DownloadRequestImpl::GetInstance(&request)->GetRequestHeader();
 381         std::unique_ptr<IMapEnumerator> pMapEnume(const_cast< IMap* >(pRequestHeader)->GetMapEnumeratorN());
 382         while (pMapEnume->MoveNext() == E_SUCCESS)
 383         {
 384                 String* pMapKey = dynamic_cast<String*>(pMapEnume->GetKey());
 385                 unique_ptr<char[]> pKey(_StringConverter::CopyToCharArrayN(*pMapKey));
 386                 String* pMapValue = dynamic_cast<String*>(pMapEnume->GetValue());
 387                 unique_ptr<char[]> pValue(_StringConverter::CopyToCharArrayN(*pMapValue));
 388
 389                 ret = download_add_http_header_field(download_id, pKey.get(), pValue.get());
 390                 SysTryReturnResult(NID_CNT, ret >= 0, E_SYSTEM, "The internal system service is not available. %d", ret);
 391         }
 392
 393         // Check the download path
 394         if (!dirPath.IsEmpty())
 395         {
 396                 unique_ptr<char[]> pStr(_StringConverter::CopyToCharArrayN(dirPath));
 397
 398                 ret = access(pStr.get(), F_OK);
 399                 if (ret == 0)
 400                 {
 401                         ret = access(pStr.get(), W_OK);
 402                         SysTryReturnResult(NID_CNT, ret == 0, E_ILLEGAL_ACCESS, "Access to the requested path is denied due to insufficient permission.");
 403                 }
 404
 405                 ret = download_set_destination(download_id, pStr.get());
 406                 SysTryReturnResult(NID_CNT, ret >= 0, E_SYSTEM, "The internal system service is not available. %d", ret);
 407         }
 408
 409         // Set the file name
 410         if (!fileName.IsEmpty())
 411         {
 412                 unique_ptr<char[]> pStr(_StringConverter::CopyToCharArrayN(fileName));
 413
 414                 ret = download_set_file_name(download_id, pStr.get());
 415                 SysTryReturnResult(NID_CNT, ret >= 0, E_SYSTEM, "The internal system service is not available. %d", ret);
 416         }
 417
 418         // Set the callback functions
 419         r = RegisterCallback((long)download_id);
 420         SysTryReturnResult(NID_CNT, r == E_SUCCESS, E_SYSTEM, "The internal system service is not available.");
 421
 422         // Start the download request
 423         ret = download_start(download_id);
 424         SysTryCatch(NID_CNT, ret != DOWNLOAD_ERROR_INVALID_PARAMETER, r = E_INVALID_ARG, E_INVALID_ARG, "[E_INVALID_ARG] The argument is not valid");
 425         SysTryCatch(NID_CNT, ret >= 0, r = E_SYSTEM, E_SYSTEM, "[E_SYSTEM] The internal system service is not available. %d", ret);
 426
 427         // Set a request Id
 428         reqId = (long)download_id;
 429
 430         // Add a request Id to the handle map
 431         __handleMap.Add(reqId, new DownloadRequest(request));
 432
 433         return E_SUCCESS;
 434
 435 CATCH:
 436         UnregisterCallback((long)download_id);
 437
 438         return r;
 439 }
 440
 441 result
 442 _DownloadManagerImpl::Pause(RequestId reqId)
 443 {
 444         result r = E_SUCCESS;
 445
 446         int ret = 0;
 447         int state = STATE_NONE;
 448
 449         // Pause the download request
 450         ret = download_pause((int)reqId);
 451         SysTryReturnResult(NID_CNT, ret != DOWNLOAD_ERROR_INVALID_PARAMETER, E_INVALID_ARG, "There is no download request for the request.");
 452         SysTryReturnResult(NID_CNT, ret != DOWNLOAD_ERROR_ID_NOT_FOUND, E_INVALID_ARG, "The request ID is not valid.");
 453         SysTryReturnResult(NID_CNT, ret != DOWNLOAD_ERROR_INVALID_STATE, E_INVALID_OPERATION, "The current download state is not downloading.");
 454         SysTryReturnResult(NID_CNT, ret >= 0, E_SYSTEM, "The internal system service is not available. %d", ret);
 455
 456         return E_SUCCESS;
 457 }
 458
 459 result
 460 _DownloadManagerImpl::Resume(RequestId reqId)
 461 {
 462         result r = E_SUCCESS;
 463
 464         int ret = 0;
 465         int state = STATE_NONE;
 466
 467         // Resume the download request
 468         ret = download_start((int)reqId);
 469         SysTryReturnResult(NID_CNT, ret != DOWNLOAD_ERROR_INVALID_PARAMETER, E_INVALID_ARG, "There is no download request for the request.");
 470         SysTryReturnResult(NID_CNT, ret != DOWNLOAD_ERROR_ID_NOT_FOUND, E_INVALID_ARG, "The request ID is not valid.");
 471         SysTryReturnResult(NID_CNT, ret != DOWNLOAD_ERROR_INVALID_STATE, E_INVALID_OPERATION, "The current download state is not paused or has failed.");
 472         SysTryReturnResult(NID_CNT, ret >= 0, E_SYSTEM, "The internal system service is not available. %d", ret);
 473
 474         return E_SUCCESS;
 475 }
 476
 477 result
 478 _DownloadManagerImpl::Cancel(RequestId reqId)
 479 {
 480         int ret = 0;
 481         int state = STATE_NONE;
 482
 483         // Stop the download request
 484         ret = download_cancel((int)reqId);
 485         SysTryReturnResult(NID_CNT, ret != DOWNLOAD_ERROR_INVALID_PARAMETER, E_INVALID_ARG, "There is no download request for the request.");
 486         SysTryReturnResult(NID_CNT, ret != DOWNLOAD_ERROR_ID_NOT_FOUND, E_INVALID_ARG, "The request ID is not valid.");
 487         SysTryReturnResult(NID_CNT, ret >= 0, E_SYSTEM, "The internal system service is not available. %d", ret);
 488
 489         return E_SUCCESS;
 490 }
 491
 492 DownloadRequest*
 493 _DownloadManagerImpl::GetDownloadRequestN(RequestId reqId)
 494 {
 495         result r = E_SUCCESS;
 496         DownloadRequest* pRequest = null;
 497
 498         r = __handleMap.GetValue(reqId, pRequest);
 499         SysTryReturn(NID_CNT, r == E_SUCCESS, null, E_INVALID_ARG, "[E_INVALID_ARG] There is no download request for the request ID.");
 500
 501         pRequest = new (std::nothrow) DownloadRequest(*pRequest);
 502         SysTryReturn(NID_CNT, pRequest != null, null, E_OUT_OF_MEMORY, "[E_OUT_OF_MEMORY]");
 503
 504         SetLastResult(E_SUCCESS);
 505         return pRequest;
 506 }
 507
 508 result
 509 _DownloadManagerImpl::GetMimeType(RequestId reqId, String& mimeType)
 510 {
 511         result r = E_SUCCESS;
 512         int ret = 0;
 513
 514         char* pStr = null;
 515         DownloadRequest* pRequest = null;
 516
 517         // Check the request is valid
 518         pRequest = GetDownloadRequestN(reqId);
 519         if(pRequest == null)
 520         {
 521                 r = GetLastResult();
 522                 SysPropagate(NID_CNT, r);
 523                 return r;
 524         }
 525
 526         delete pRequest;
 527
 528         ret = download_get_mime_type((int)reqId, &pStr);
 529         SysTryReturnResult(NID_CNT, ret != DOWNLOAD_ERROR_INVALID_STATE, E_INVALID_OPERATION, "The current download state is not downloading or paused.");
 530         SysTryReturnResult(NID_CNT, ret >= 0, E_SYSTEM, "The internal system service is not available. %d", ret);
 531
 532         mimeType = pStr;
 533         delete[] pStr;
 534
 535         return E_SUCCESS;
 536 }
 537
 538 int
 539 _DownloadManagerImpl::GetState(RequestId reqId) const
 540 {
 541         int ret = 0;
 542
 543         download_state_e download_state = (download_state_e)SLP_STATE_NONE;
 544         int state = STATE_NONE;
 545
 546         ret = download_get_state((int)reqId, &download_state);
 547         SysTryReturn(NID_CNT, ret != DOWNLOAD_ERROR_ID_NOT_FOUND, STATE_NONE, E_INVALID_ARG, "[E_INVALID_ARG] The request ID is not valid.");
 548         SysTryReturn(NID_CNT, ret >= 0, STATE_NONE, E_SYSTEM, "[E_SYSTEM] The internal system service is not available. %d", ret);
 549
 550         switch(download_state)
 551         {
 552                 case SLP_STATE_NONE:
 553                         state = STATE_NONE;
 554                         break;
 555
 556                 case SLP_STATE_READY:
 557                         state = STATE_QUEUED;
 558                         break;
 559
 560                 case SLP_STATE_QUEUED:
 561                         state = STATE_QUEUED;
 562                         break;
 563
 564                 case SLP_STATE_DOWNLOADING:
 565                         state = STATE_DOWNLOADING;
 566                         break;
 567
 568                 case SLP_STATE_PAUSED:
 569                         state = STATE_PAUSED;
 570                         break;
 571
 572                 case SLP_STATE_COMPLETED:
 573                         state = STATE_COMPLETED;
 574                         break;
 575
 576                 case SLP_STATE_CANCELLED:
 577                         state = STATE_CANCELLED;
 578                         break;
 579
 580                 case SLP_STATE_FAILED:
 581                         state = STATE_FAILED;
 582                         break;
 583
 584                 default:
 585                         state = STATE_NONE;
 586                         break;
 587         }
 588
 589         SysLog(NID_CNT, "download_state = %d, state = %d", download_state, state);
 590
 591         return state;
 592 }
 593
 594 result
 595 _DownloadManagerImpl::GetProgress(RequestId reqId, int& progress)
 596 {
 597         return E_SUCCESS;
 598 }
 599
 600 result
 601 _DownloadManagerImpl::SetAllowedNetwork(unsigned long flags)
 602 {
 603         return E_SUCCESS;
 604 }
 605
 606 void
 607 _DownloadManagerImpl::SetDownloadListener(IDownloadListener* pListener)
 608 {
 609         if (pListener != null)
 610         {
 611                 _DownloadEvent* pEvent = new (std::nothrow) _DownloadEvent();
 612                 SysTryReturnVoidResult(NID_IO, pEvent != null, E_OUT_OF_MEMORY, "The memory is insufficient.");
 613
 614                 pEvent->AddListener(*pListener);
 615
 616                 __pEvent = pEvent;
 617         }
 618         else
 619         {
 620                 if (__pEvent != null)
 621                 {
 622                         delete __pEvent;
 623                 }
 624
 625                 __pEvent = null;
 626         }
 627 }
 628
 629 void
 630 _DownloadManagerImpl::DestroyResources(RequestId reqId)
 631 {
 632         int ret = 0;
 633         result r = E_SUCCESS;
 634         DownloadRequest* pRequest = null;
 635
 636         // Cancel the callback
 637         UnregisterCallback(reqId);
 638
 639         // Remove the resource from url_download
 640         ret = download_destroy((int)reqId);
 641         SysTryLog(NID_CNT, ret >= 0, "url_download_destory fails %d", ret);
 642
 643         // Remove DownloadRequest from __handleMap
 644         r = __handleMap.GetValue(reqId, pRequest);
 645         SysTryLog(NID_CNT, r == E_SUCCESS, "[%s]", GetErrorMessage(r));
 646
 647         r = __handleMap.Remove(reqId);
 648         SysTryLog(NID_CNT, r == E_SUCCESS, "[%s]", GetErrorMessage(r));
 649
 650         delete pRequest;
 651 }
 652
 653 result
 654 _DownloadManagerImpl::RegisterCallback(RequestId reqId)
 655 {
 656         int ret = 0;
 657
 658         ret = download_set_state_changed_cb(reqId, OnStateChanged, this);
 659         SysTryCatch(NID_CNT, ret >= 0, , E_SYSTEM, "[E_SYSTEM] Fails to set state_changed_cb: %d, id = %d", ret, reqId);
 660
 661         ret = download_set_progress_cb(reqId, OnProgress, this);
 662         SysTryCatch(NID_CNT, ret >= 0, , E_SYSTEM, "[E_SYSTEM] Fails to set progress_cb: %d, id = %d", ret, reqId);
 663
 664         return E_SUCCESS;
 665
 666 CATCH:
 667         UnregisterCallback(reqId);
 668
 669         return E_SYSTEM;
 670 }
 671
 672 void
 673 _DownloadManagerImpl::UnregisterCallback(RequestId reqId)
 674 {
 675         int ret = 0;
 676
 677         ret = download_unset_state_changed_cb(reqId);
 678         SysTryLog(NID_CNT, ret >= 0, "download_unset_state_changed_cb fails %d, id = %d", ret, reqId);
 679
 680         ret = download_unset_progress_cb(reqId);
 681         SysTryLog(NID_CNT, ret >= 0, "download_unset_progress_cb fails %d, id = %d", ret, reqId);
 682 }
 683
 684 result
 685 _DownloadManagerImpl::ConvertToResult(int error)
 686 {
 687         result r = E_SUCCESS;
 688         download_error_e download_error = (download_error_e)error;
 689
 690         SysLog(NID_CNT, "Download error = %d", download_error);
 691
 692         switch(download_error)
 693         {
 694                 case DOWNLOAD_ERROR_NONE:
 695                         r = E_SUCCESS;
 696                         break;
 697
 698                 case DOWNLOAD_ERROR_OUT_OF_MEMORY:
 699                         r = E_OUT_OF_MEMORY;
 700                         break;
 701
 702                 case DOWNLOAD_ERROR_IO_ERROR:
 703                         r = E_SYSTEM;
 704                         break;
 705
 706                 case DOWNLOAD_ERROR_INVALID_URL:
 707                         r = E_INVALID_URL;
 708                         break;
 709
 710                 case DOWNLOAD_ERROR_ID_NOT_FOUND:
 711                         r = E_INVALID_ARG;
 712                         break;
 713
 714                 case DOWNLOAD_ERROR_CONNECTION_FAILED:
 715                 case DOWNLOAD_ERROR_NETWORK_UNREACHABLE:
 716                         r = E_CONNECTION_FAILED;
 717                         break;
 718
 719                 case DOWNLOAD_ERROR_CONNECTION_TIMED_OUT:
 720                         r = E_TIMEOUT;
 721                         break;
 722
 723                 case DOWNLOAD_ERROR_TOO_MANY_DOWNLOADS:
 724                         r = E_MAX_EXCEEDED;
 725                         break;
 726
 727                 case DOWNLOAD_ERROR_NO_SPACE:
 728                         r = E_STORAGE_FULL;
 729                         break;
 730
 731                 case DOWNLOAD_ERROR_QUEUE_FULL:
 732
 733                 //case URL_DOWNLOAD_ERROR_INVALID_STATE:
 734                 //case URL_DOWNLOAD_ERROR_INVALID_PARAMETER:
 735                 //case URL_DOWNLOAD_ERROR_INVALID_DESTINATION:
 736                 //case URL_DOWNLOAD_ERROR_ALREADY_COMPLETED:
 737                 default:
 738                         r = E_SYSTEM;
 739         }
 740
 741         return r;
 742 }
 743
 744 } } // Tizen::Content