src/KnownFile.cpp

   1 //
   2 // This file is part of the aMule Project.
   3 //
   4 // Parts of this file are based on work from pan One (http://home-3.tiscali.nl/~meost/pms/)
   5 //
   6 // Copyright (c) 2003-2008 aMule Team ( admin@amule.org / http://www.amule.org )
   7 // Copyright (c) 2002-2008 Merkur ( devs@emule-project.net / http://www.emule-project.net )
   8 //
   9 // Any parts of this program derived from the xMule, lMule or eMule project,
  10 // or contributed by third-party developers are copyrighted by their
  11 // respective authors.
  12 //
  13 // This program is free software; you can redistribute it and/or modify
  14 // it under the terms of the GNU General Public License as published by
  15 // the Free Software Foundation; either version 2 of the License, or
  16 // (at your option) any later version.
  17 //
  18 // This program is distributed in the hope that it will be useful,
  19 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  20 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  21 // GNU General Public License for more details.
  22 //
  23 // You should have received a copy of the GNU General Public License
  24 // along with this program; if not, write to the Free Software
  25 // Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301, USA
  26 //
  27
  28
  29 #include "KnownFile.h"          // Do_not_auto_remove
  30
  31
  32 #include <protocol/kad/Constants.h>
  33 #include <protocol/ed2k/Client2Client/TCP.h>
  34 #include <protocol/Protocols.h>
  35 #include <tags/FileTags.h>
  36
  37
  38 #include <wx/config.h>
  39
  40
  41 #include "MemFile.h"            // Needed for CMemFile
  42 #include "updownclient.h"       // Needed for CUpDownClient
  43 #include "Packet.h"             // Needed for CPacket
  44 #include "Preferences.h"        // Needed for CPreferences
  45 #include "KnownFileList.h"      // Needed for CKnownFileList
  46 #include "amule.h"              // Needed for theApp
  47 #include "PartFile.h"           // Needed for SavePartFile
  48 #include "ClientList.h"         // Needed for clientlist (buddy support)
  49 #include "Logger.h"
  50 #include "ScopedPtr.h"          // Needed for CScopedArray and CScopedPtr
  51 #include "GuiEvents.h"          // Needed for Notify_*
  52 #include "SearchFile.h"         // Needed for CSearchFile
  53 #include "FileArea.h"           // Needed for CFileArea
  54 #include "FileAutoClose.h"      // Needed for CFileAutoClose
  55
  56 #include "CryptoPP_Inc.h"       // Needed for MD4
  57
  58 #include <common/Format.h>
  59
  60 CFileStatistic::CFileStatistic() :
  61         requested(0),
  62         transferred(0),
  63         accepted(0),
  64         alltimerequested(0),
  65         alltimetransferred(0),
  66         alltimeaccepted(0)
  67 {
  68 }
  69
  70 #ifndef CLIENT_GUI
  71
  72 void CFileStatistic::AddRequest(){
  73         requested++;
  74         alltimerequested++;
  75         theApp->knownfiles->requested++;
  76         theApp->sharedfiles->UpdateItem(fileParent);
  77 }
  78
  79 void CFileStatistic::AddAccepted(){
  80         accepted++;
  81         alltimeaccepted++;
  82         theApp->knownfiles->accepted++;
  83         theApp->sharedfiles->UpdateItem(fileParent);
  84 }
  85
  86 void CFileStatistic::AddTransferred(uint64 bytes){
  87         transferred += bytes;
  88         alltimetransferred += bytes;
  89         theApp->knownfiles->transferred += bytes;
  90         theApp->sharedfiles->UpdateItem(fileParent);
  91 }
  92
  93 #endif // CLIENT_GUI
  94
  95
  96 /* Abstract File (base class)*/
  97
  98 CAbstractFile::CAbstractFile()
  99 :
 100 m_iRating(0),
 101 m_hasComment(false),
 102 m_iUserRating(0),
 103 m_nFileSize(0)
 104 {
 105 }
 106
 107
 108 CAbstractFile::CAbstractFile(const CAbstractFile& other)
 109 :
 110 m_abyFileHash(other.m_abyFileHash),
 111 m_strComment(other.m_strComment),
 112 m_iRating(other.m_iRating),
 113 m_hasComment(other.m_hasComment),
 114 m_iUserRating(other.m_iUserRating),
 115 m_taglist(other.m_taglist),
 116 m_nFileSize(other.m_nFileSize),
 117 m_fileName(other.m_fileName)
 118 {
 119 /* // TODO: Currently it's not safe to duplicate the entries, but isn't needed either.
 120         CKadEntryPtrList::const_iterator it = other.m_kadNotes.begin();
 121         for (; it != other.m_kadNotes.end(); ++it) {
 122                 m_kadNotes.push_back(new Kademlia::CEntry(**it));
 123         }
 124 */
 125 }
 126
 127
 128 void CAbstractFile::SetFileName(const CPath& fileName)
 129 {
 130         m_fileName = fileName;
 131 }
 132
 133 uint32 CAbstractFile::GetIntTagValue(uint8 tagname) const
 134 {
 135         ArrayOfCTag::const_iterator it = m_taglist.begin();
 136         for (; it != m_taglist.end(); ++it){
 137                 if (((*it).GetNameID() == tagname) && (*it).IsInt()) {
 138                         return (*it).GetInt();
 139                 }
 140         }
 141         return 0;
 142 }
 143
 144 bool CAbstractFile::GetIntTagValue(uint8 tagname, uint32& ruValue) const
 145 {
 146         ArrayOfCTag::const_iterator it = m_taglist.begin();
 147         for (; it != m_taglist.end(); ++it){
 148                 if (((*it).GetNameID() == tagname) && (*it).IsInt()){
 149                         ruValue = (*it).GetInt();
 150                         return true;
 151                 }
 152         }
 153         return false;
 154 }
 155
 156 uint32 CAbstractFile::GetIntTagValue(const wxString& tagname) const
 157 {
 158         ArrayOfCTag::const_iterator it = m_taglist.begin();
 159         for (; it != m_taglist.end(); ++it){
 160                 if ((*it).IsInt() && ((*it).GetName() == tagname)) {
 161                         return (*it).GetInt();
 162                 }
 163         }
 164         return 0;
 165 }
 166
 167 const wxString& CAbstractFile::GetStrTagValue(uint8 tagname) const
 168 {
 169         ArrayOfCTag::const_iterator it = m_taglist.begin();
 170         for (; it != m_taglist.end(); ++it){
 171                 if ((*it).GetNameID() == tagname && (*it).IsStr()) {
 172                         return (*it).GetStr();
 173                 }
 174         }
 175         return EmptyString;
 176 }
 177
 178 const wxString& CAbstractFile::GetStrTagValue(const wxString& tagname) const
 179 {
 180         ArrayOfCTag::const_iterator it = m_taglist.begin();
 181         for (; it != m_taglist.end(); ++it){
 182                 if ((*it).IsStr() && ((*it).GetName() == tagname)) {
 183                         return (*it).GetStr();
 184                 }
 185         }
 186         return EmptyString;
 187 }
 188
 189 const CTag *CAbstractFile::GetTag(uint8 tagname, uint8 tagtype) const
 190 {
 191         ArrayOfCTag::const_iterator it = m_taglist.begin();
 192         for (; it != m_taglist.end(); ++it){
 193                 if ((*it).GetNameID() == tagname && (*it).GetType() == tagtype) {
 194                         return &(*it);
 195                 }
 196         }
 197         return NULL;
 198 }
 199
 200 const CTag *CAbstractFile::GetTag(const wxString& tagname, uint8 tagtype) const
 201 {
 202         ArrayOfCTag::const_iterator it = m_taglist.begin();
 203         for (; it != m_taglist.end(); ++it){
 204                 if ((*it).GetType() == tagtype && (*it).GetName() == tagname) {
 205                         return &(*it);
 206                 }
 207         }
 208         return NULL;
 209 }
 210
 211 const CTag *CAbstractFile::GetTag(uint8 tagname) const
 212 {
 213         ArrayOfCTag::const_iterator it = m_taglist.begin();
 214         for (; it != m_taglist.end(); ++it){
 215                 if ((*it).GetNameID() == tagname) {
 216                         return &(*it);
 217                 }
 218         }
 219         return NULL;
 220 }
 221
 222 const CTag *CAbstractFile::GetTag(const wxString& tagname) const
 223 {
 224         ArrayOfCTag::const_iterator it = m_taglist.begin();
 225         for (; it != m_taglist.end(); ++it){
 226                 if ((*it).GetName() == tagname) {
 227                         return &(*it);
 228                 }
 229         }
 230         return NULL;
 231 }
 232
 233 void CAbstractFile::AddTagUnique(const CTag &rTag)
 234 {
 235         ArrayOfCTag::iterator it = m_taglist.begin();
 236         for (; it != m_taglist.end(); ++it) {
 237                 if ( ( ((*it).GetNameID() != 0 &&
 238                         (*it).GetNameID() == rTag.GetNameID()) ||
 239                        (!(*it).GetName().IsEmpty() &&
 240                         !rTag.GetName().IsEmpty() &&
 241                         (*it).GetName() == rTag.GetName()) ) &&
 242                      (*it).GetType() == rTag.GetType()){
 243                         m_taglist.erase(it);
 244                         m_taglist.insert(it, rTag);
 245                         return;
 246                 }
 247         }
 248         m_taglist.push_back(rTag);
 249 }
 250
 251 #ifndef CLIENT_GUI
 252 void CAbstractFile::AddNote(Kademlia::CEntry *pEntry)
 253 {
 254         CKadEntryPtrList::iterator it = m_kadNotes.begin();
 255         for (; it != m_kadNotes.end(); ++it) {
 256                 Kademlia::CEntry* entry = *it;
 257                 if(entry->m_uIP == pEntry->m_uIP || entry->m_uSourceID == pEntry->m_uSourceID) {
 258                         delete pEntry;
 259                         return;
 260                 }
 261         }
 262         m_kadNotes.push_front(pEntry);
 263 }
 264 #else
 265 void CAbstractFile::AddNote(Kademlia::CEntry *)
 266 {
 267 }
 268 #endif
 269
 270
 271 /* Known File */
 272
 273 CKnownFile::CKnownFile()
 274 {
 275         Init();
 276 }
 277
 278 CKnownFile::CKnownFile(uint32 ecid) : CECID(ecid)
 279 {
 280         Init();
 281 }
 282
 283
 284 //#warning Experimental: Construct a CKnownFile from a CSearchFile
 285 CKnownFile::CKnownFile(const CSearchFile &searchFile)
 286 :
 287 // This will copy the file hash
 288 CAbstractFile(static_cast<const CAbstractFile &>(searchFile))
 289 {
 290         Init();
 291
 292         // Use CKnownFile::SetFileName()
 293         SetFileName(searchFile.GetFileName());
 294
 295         // Use CKnownFile::SetFileSize()
 296         SetFileSize(searchFile.GetFileSize());
 297 }
 298
 299
 300 void CKnownFile::Init()
 301 {
 302         m_showSources = false;
 303         m_nCompleteSourcesTime = time(NULL);
 304         m_nCompleteSourcesCount = 0;
 305         m_nCompleteSourcesCountLo = 0;
 306         m_nCompleteSourcesCountHi = 0;
 307         m_bCommentLoaded = false;
 308         m_iPartCount = 0;
 309         m_iED2KPartCount = 0;
 310         m_iED2KPartHashCount = 0;
 311         m_PublishedED2K = false;
 312         kadFileSearchID = 0;
 313         m_lastPublishTimeKadSrc = 0;
 314         m_lastPublishTimeKadNotes = 0;
 315         m_lastBuddyIP = 0;
 316         m_lastDateChanged = 0;
 317         m_bAutoUpPriority = thePrefs::GetNewAutoUp();
 318         m_iUpPriority = ( m_bAutoUpPriority ) ? PR_HIGH : PR_NORMAL;
 319
 320         statistic.fileParent = this;
 321
 322 #ifndef CLIENT_GUI
 323         m_pAICHHashSet = new CAICHHashSet(this);
 324 #endif
 325 }
 326
 327
 328 void CKnownFile::SetFileSize(uint64 nFileSize)
 329 {
 330         CAbstractFile::SetFileSize(nFileSize);
 331 #ifndef CLIENT_GUI
 332         m_pAICHHashSet->SetFileSize(nFileSize);
 333 #endif
 334
 335         // Examples of parthashs, hashsets and filehashs for different filesizes
 336         // according the ed2k protocol
 337         //----------------------------------------------------------------------
 338         //
 339         //File size: 3 bytes
 340         //File hash: 2D55E87D0E21F49B9AD25F98531F3724
 341         //Nr. hashs: 0
 342         //
 343         //
 344         //File size: 1*PARTSIZE
 345         //File hash: A72CA8DF7F07154E217C236C89C17619
 346         //Nr. hashs: 2
 347         //Hash[  0]: 4891ED2E5C9C49F442145A3A5F608299
 348         //Hash[  1]: 31D6CFE0D16AE931B73C59D7E0C089C0   *special part hash*
 349         //
 350         //
 351         //File size: 1*PARTSIZE + 1 byte
 352         //File hash: 2F620AE9D462CBB6A59FE8401D2B3D23
 353         //Nr. hashs: 2
 354         //Hash[  0]: 121795F0BEDE02DDC7C5426D0995F53F
 355         //Hash[  1]: C329E527945B8FE75B3C5E8826755747
 356         //
 357         //
 358         //File size: 2*PARTSIZE
 359         //File hash: A54C5E562D5E03CA7D77961EB9A745A4
 360         //Nr. hashs: 3
 361         //Hash[  0]: B3F5CE2A06BF403BFB9BFFF68BDDC4D9
 362         //Hash[  1]: 509AA30C9EA8FC136B1159DF2F35B8A9
 363         //Hash[  2]: 31D6CFE0D16AE931B73C59D7E0C089C0   *special part hash*
 364         //
 365         //
 366         //File size: 3*PARTSIZE
 367         //File hash: 5E249B96F9A46A18FC2489B005BF2667
 368         //Nr. hashs: 4
 369         //Hash[  0]: 5319896A2ECAD43BF17E2E3575278E72
 370         //Hash[  1]: D86EF157D5E49C5ED502EDC15BB5F82B
 371         //Hash[  2]: 10F2D5B1FCB95C0840519C58D708480F
 372         //Hash[  3]: 31D6CFE0D16AE931B73C59D7E0C089C0   *special part hash*
 373         //
 374         //
 375         //File size: 3*PARTSIZE + 1 byte
 376         //File hash: 797ED552F34380CAFF8C958207E40355
 377         //Nr. hashs: 4
 378         //Hash[  0]: FC7FD02CCD6987DCF1421F4C0AF94FB8
 379         //Hash[  1]: 2FE466AF8A7C06DA3365317B75A5ACFE
 380         //Hash[  2]: 873D3BF52629F7C1527C6E8E473C1C30
 381         //Hash[  3]: BCE50BEE7877BB07BB6FDA56BFE142FB
 382         //
 383
 384         // File size       Data parts      ED2K parts      ED2K part hashs
 385         // ---------------------------------------------------------------
 386         // 1..PARTSIZE-1   1               1               0(!)
 387         // PARTSIZE        1               2(!)            2(!)
 388         // PARTSIZE+1      2               2               2
 389         // PARTSIZE*2      2               3(!)            3(!)
 390         // PARTSIZE*2+1    3               3               3
 391
 392         if (nFileSize == 0){
 393                 //wxFAIL; // Kry - Why commented out by lemonfan? it can never be 0
 394                 m_iPartCount = 0;
 395                 m_iED2KPartCount = 0;
 396                 m_iED2KPartHashCount = 0;
 397                 m_sizeLastPart = 0;
 398                 return;
 399         }
 400
 401         // nr. of data parts
 402         m_iPartCount = nFileSize / PARTSIZE + 1;
 403         // size of last part
 404         m_sizeLastPart = nFileSize % PARTSIZE;
 405         // file with size of n * PARTSIZE
 406         if (m_sizeLastPart == 0) {
 407                 m_sizeLastPart = PARTSIZE;
 408                 m_iPartCount--;
 409         }
 410
 411         // nr. of parts to be used with OP_FILESTATUS
 412         m_iED2KPartCount = nFileSize / PARTSIZE + 1;
 413
 414         // nr. of parts to be used with OP_HASHSETANSWER
 415         m_iED2KPartHashCount = nFileSize / PARTSIZE;
 416         if (m_iED2KPartHashCount != 0) {
 417                 m_iED2KPartHashCount += 1;
 418         }
 419 }
 420
 421
 422 void CKnownFile::AddUploadingClient(CUpDownClient* client)
 423 {
 424         m_ClientUploadList.insert(client);
 425
 426         SourceItemType type = UNAVAILABLE_SOURCE;
 427         switch (client->GetUploadState()) {
 428                 case US_UPLOADING:
 429                 case US_ONUPLOADQUEUE:
 430                         type = AVAILABLE_SOURCE;
 431                         break;
 432                 default: {
 433                         // Any other state is UNAVAILABLE_SOURCE by default.
 434                 }
 435         }
 436
 437         Notify_SharedCtrlAddClient(this, client, type);
 438
 439         UpdateAutoUpPriority();
 440 }
 441
 442
 443 void CKnownFile::RemoveUploadingClient(CUpDownClient* client)
 444 {
 445         if (m_ClientUploadList.erase(client)) {
 446                 Notify_SharedCtrlRemoveClient(this, client);
 447                 UpdateAutoUpPriority();
 448         }
 449 }
 450
 451
 452 #ifdef CLIENT_GUI
 453
 454 CKnownFile::CKnownFile(CEC_SharedFile_Tag *tag) : CECID(tag->ID())
 455 {
 456         Init();
 457
 458         m_abyFileHash = tag->FileHash();
 459         SetFileSize(tag->SizeFull());
 460         m_AvailPartFrequency.insert(m_AvailPartFrequency.end(), m_iPartCount, 0);
 461         m_queuedCount = 0;
 462 }
 463
 464 CKnownFile::~CKnownFile()
 465 {
 466 }
 467
 468 void CKnownFile::UpdateAutoUpPriority()
 469 {
 470 }
 471
 472
 473 #else // ! CLIENT_GUI
 474
 475 CKnownFile::~CKnownFile()
 476 {
 477         SourceSet::iterator it = m_ClientUploadList.begin();
 478         for ( ; it != m_ClientUploadList.end(); ++it ) {
 479                 (*it)->ClearUploadFileID();
 480         }
 481
 482         delete m_pAICHHashSet;
 483 }
 484
 485
 486 void CKnownFile::SetFilePath(const CPath& filePath)
 487 {
 488         m_filePath = filePath;
 489 }
 490
 491
 492 // needed for memfiles. its probably better to switch everything to CFile...
 493 bool CKnownFile::LoadHashsetFromFile(const CFileDataIO* file, bool checkhash)
 494 {
 495         CMD4Hash checkid = file->ReadHash();
 496
 497         uint16 parts = file->ReadUInt16();
 498         for (uint16 i = 0; i < parts; ++i){
 499                 CMD4Hash cur_hash = file->ReadHash();
 500                 m_hashlist.push_back(cur_hash);
 501         }
 502
 503         // SLUGFILLER: SafeHash - always check for valid m_hashlist
 504         if (!checkhash){
 505                 m_abyFileHash = checkid;
 506                 if (parts <= 1) {       // nothing to check
 507                         return true;
 508                 }
 509         } else {
 510                 if ( m_abyFileHash != checkid ) {
 511                         return false;   // wrong file?
 512                 } else {
 513                         if (parts != GetED2KPartHashCount()) {
 514                                 return false;
 515                         }
 516                 }
 517         }
 518         // SLUGFILLER: SafeHash
 519
 520         // trust noone ;-)
 521         // lol, useless comment but made me lmao
 522         // wtf you guys are weird.
 523
 524         if (!m_hashlist.empty()) {
 525                 CreateHashFromHashlist(m_hashlist, &checkid);
 526         }
 527
 528         if ( m_abyFileHash == checkid ) {
 529                 return true;
 530         } else {
 531                 m_hashlist.clear();
 532                 return false;
 533         }
 534 }
 535
 536
 537 bool CKnownFile::LoadTagsFromFile(const CFileDataIO* file)
 538 {
 539         uint32 tagcount = file->ReadUInt32();
 540         for (uint32 j = 0; j != tagcount; ++j) {
 541                 CTag newtag(*file, true);
 542                 switch(newtag.GetNameID()){
 543                         case FT_FILENAME:
 544                                 if (GetFileName().IsOk()) {
 545                                         // Unlike eMule, we actually prefer the second
 546                                         // filename tag, since we use it to specify the
 547                                         // 'universial' filename (see CPath::ToUniv).
 548                                         CPath path = CPath::FromUniv(newtag.GetStr());
 549
 550                                         // May be invalid, if from older versions where
 551                                         // unicoded filenames be saved as empty-strings.
 552                                         if (path.IsOk()) {
 553                                                 SetFileName(path);
 554                                         }
 555                                 } else {
 556                                         SetFileName(CPath(newtag.GetStr()));
 557                                 }
 558                                 break;
 559
 560                         case FT_FILESIZE:
 561                                 SetFileSize(newtag.GetInt());
 562                                 m_AvailPartFrequency.clear();
 563                                 m_AvailPartFrequency.insert(
 564                                         m_AvailPartFrequency.begin(),
 565                                         GetPartCount(), 0);
 566                                 break;
 567
 568                         case FT_ATTRANSFERRED:
 569                                 statistic.alltimetransferred += newtag.GetInt();
 570                                 break;
 571
 572                         case FT_ATTRANSFERREDHI:
 573                                 statistic.alltimetransferred =
 574                                         (((uint64)newtag.GetInt()) << 32) +
 575                                         ((uint64)statistic.alltimetransferred);
 576                                 break;
 577
 578                         case FT_ATREQUESTED:
 579                                 statistic.alltimerequested = newtag.GetInt();
 580                                 break;
 581
 582                         case FT_ATACCEPTED:
 583                                 statistic.alltimeaccepted = newtag.GetInt();
 584                                 break;
 585
 586                         case FT_ULPRIORITY:
 587                                 m_iUpPriority = newtag.GetInt();
 588                                 if( m_iUpPriority == PR_AUTO ){
 589                                         m_iUpPriority = PR_HIGH;
 590                                         m_bAutoUpPriority = true;
 591                                 } else {
 592                                         if (    m_iUpPriority != PR_VERYLOW &&
 593                                                 m_iUpPriority != PR_LOW &&
 594                                                 m_iUpPriority != PR_NORMAL &&
 595                                                 m_iUpPriority != PR_HIGH &&
 596                                                 m_iUpPriority != PR_VERYHIGH &&
 597                                                 m_iUpPriority != PR_POWERSHARE) {
 598                                                 m_iUpPriority = PR_NORMAL;
 599                                         }
 600
 601                                         m_bAutoUpPriority = false;
 602                                 }
 603                                 break;
 604
 605                         case FT_PERMISSIONS:
 606                                 // Ignore it, it's not used anymore.
 607                                 break;
 608
 609                         case FT_AICH_HASH: {
 610                                 CAICHHash hash;
 611                                 bool hashSizeOk =
 612                                         hash.DecodeBase32(newtag.GetStr()) == CAICHHash::GetHashSize();
 613                                 wxASSERT(hashSizeOk);
 614                                 if (hashSizeOk) {
 615                                         m_pAICHHashSet->SetMasterHash(hash, AICH_HASHSETCOMPLETE);
 616                                 }
 617                                 break;
 618                         }
 619
 620                         case FT_KADLASTPUBLISHSRC:
 621                                 SetLastPublishTimeKadSrc( newtag.GetInt(), 0 );
 622
 623                                 if(GetLastPublishTimeKadSrc() > (uint32)time(NULL)+KADEMLIAREPUBLISHTIMES) {
 624                                         //There may be a posibility of an older client that saved a random number here.. This will check for that..
 625                                         SetLastPublishTimeKadSrc(0, 0);
 626                                 }
 627                                 break;
 628
 629                         case FT_KADLASTPUBLISHNOTES:
 630                                 SetLastPublishTimeKadNotes( newtag.GetInt() );
 631                                 break;
 632
 633                         case FT_KADLASTPUBLISHKEY:
 634                                 // Just purge it
 635                                 wxASSERT( newtag.IsInt() );
 636                                 break;
 637
 638                         default:
 639                                 // Store them here and write them back on saving.
 640                                 m_taglist.push_back(newtag);
 641                 }
 642         }
 643
 644         return true;
 645 }
 646
 647
 648 bool CKnownFile::LoadDateFromFile(const CFileDataIO* file)
 649 {
 650         m_lastDateChanged = file->ReadUInt32();
 651
 652         return true;
 653 }
 654
 655
 656 bool CKnownFile::LoadFromFile(const CFileDataIO* file)
 657 {
 658         // SLUGFILLER: SafeHash - load first, verify later
 659         bool ret1 = LoadDateFromFile(file);
 660         bool ret2 = LoadHashsetFromFile(file,false);
 661         bool ret3 = LoadTagsFromFile(file);
 662         UpdatePartsInfo();
 663         // Final hash-count verification, needs to be done after the tags are loaded.
 664         return ret1 && ret2 && ret3 && GetED2KPartHashCount()==GetHashCount();
 665         // SLUGFILLER: SafeHash
 666 }
 667
 668
 669 bool CKnownFile::WriteToFile(CFileDataIO* file)
 670 {
 671         wxCHECK(!IsPartFile(), false);
 672
 673         // date
 674         file->WriteUInt32(m_lastDateChanged);
 675         // hashset
 676         file->WriteHash(m_abyFileHash);
 677
 678         uint16 parts = m_hashlist.size();
 679         file->WriteUInt16(parts);
 680
 681         for (int i = 0; i < parts; ++i)
 682                 file->WriteHash(m_hashlist[i]);
 683
 684         //tags
 685         const int iFixedTags = 8;
 686         uint32 tagcount = iFixedTags;
 687         if (HasProperAICHHashSet()) {
 688                 tagcount++;
 689         }
 690         // Float meta tags are currently not written. All older eMule versions < 0.28a have
 691         // a bug in the meta tag reading+writing code. To achive maximum backward
 692         // compatibility for met files with older eMule versions we just don't write float
 693         // tags. This is OK, because we (eMule) do not use float tags. The only float tags
 694         // we may have to handle is the '# Sent' tag from the Hybrid, which is pretty
 695         // useless but may be received from us via the servers.
 696         //
 697         // The code for writing the float tags SHOULD BE ENABLED in SOME MONTHS (after most
 698         // people are using the newer eMule versions which do not write broken float tags).
 699         for (size_t j = 0; j < m_taglist.size(); ++j){
 700                 if (m_taglist[j].IsInt() || m_taglist[j].IsStr()) {
 701                         ++tagcount;
 702                 }
 703         }
 704
 705         if (m_lastPublishTimeKadSrc) {
 706                 ++tagcount;
 707         }
 708
 709         if (m_lastPublishTimeKadNotes){
 710                 ++tagcount;
 711         }
 712
 713         // standard tags
 714
 715         file->WriteUInt32(tagcount);
 716
 717         // We still save the unicoded filename, for backwards
 718         // compatibility with pre-2.2 and other clients.
 719         CTagString nametag_unicode(FT_FILENAME, GetFileName().GetRaw());
 720         // We write it with BOM to kep eMule compatibility
 721         nametag_unicode.WriteTagToFile(file,utf8strOptBOM);
 722
 723         // The non-unicoded filename is written in an 'universial'
 724         // format, which allows us to identify files, even if the
 725         // system locale changes.
 726         CTagString nametag(FT_FILENAME, CPath::ToUniv(GetFileName()));
 727         nametag.WriteTagToFile(file);
 728
 729         CTagIntSized sizetag(FT_FILESIZE, GetFileSize(), IsLargeFile() ? 64 : 32);
 730         sizetag.WriteTagToFile(file);
 731
 732         // statistic
 733         uint32 tran;
 734         tran=statistic.alltimetransferred & 0xFFFFFFFF;
 735         CTagInt32 attag1(FT_ATTRANSFERRED, tran);
 736         attag1.WriteTagToFile(file);
 737
 738         tran=statistic.alltimetransferred>>32;
 739         CTagInt32 attag4(FT_ATTRANSFERREDHI, tran);
 740         attag4.WriteTagToFile(file);
 741
 742         CTagInt32 attag2(FT_ATREQUESTED, statistic.GetAllTimeRequests());
 743         attag2.WriteTagToFile(file);
 744
 745         CTagInt32 attag3(FT_ATACCEPTED, statistic.GetAllTimeAccepts());
 746         attag3.WriteTagToFile(file);
 747
 748         // priority N permission
 749         CTagInt32 priotag(FT_ULPRIORITY, IsAutoUpPriority() ? PR_AUTO : m_iUpPriority);
 750         priotag.WriteTagToFile(file);
 751
 752         //AICH Filehash
 753         if (HasProperAICHHashSet()) {
 754                 CTagString aichtag(FT_AICH_HASH, m_pAICHHashSet->GetMasterHash().GetString());
 755                 aichtag.WriteTagToFile(file);
 756         }
 757
 758         // Kad sources
 759         if (m_lastPublishTimeKadSrc){
 760                 CTagInt32 kadLastPubSrc(FT_KADLASTPUBLISHSRC, m_lastPublishTimeKadSrc);
 761                 kadLastPubSrc.WriteTagToFile(file);
 762         }
 763
 764         // Kad notes
 765         if (m_lastPublishTimeKadNotes){
 766                 CTagInt32 kadLastPubNotes(FT_KADLASTPUBLISHNOTES, m_lastPublishTimeKadNotes);
 767                 kadLastPubNotes.WriteTagToFile(file);
 768         }
 769
 770         //other tags
 771         for (size_t j = 0; j < m_taglist.size(); ++j){
 772                 if (m_taglist[j].IsInt() || m_taglist[j].IsStr()) {
 773                         m_taglist[j].WriteTagToFile(file);
 774                 }
 775         }
 776         return true;
 777 }
 778
 779
 780 void CKnownFile::CreateHashFromHashlist(const ArrayOfCMD4Hash& hashes, CMD4Hash* Output)
 781 {
 782         wxCHECK_RET(hashes.size(), wxT("No input to hash from in CreateHashFromHashlist"));
 783
 784         std::vector<byte> buffer(hashes.size() * MD4HASH_LENGTH);
 785         std::vector<byte>::iterator it = buffer.begin();
 786
 787         for (size_t i = 0; i < hashes.size(); ++i) {
 788                 it = STLCopy_n(hashes[i].GetHash(), MD4HASH_LENGTH, it);
 789         }
 790
 791         CreateHashFromInput(&buffer[0], buffer.size(), Output, NULL);
 792 }
 793
 794
 795 void CKnownFile::CreateHashFromFile(CFileAutoClose& file, uint64 offset, uint32 Length, CMD4Hash* Output, CAICHHashTree* pShaHashOut)
 796 {
 797         wxCHECK_RET(Length, wxT("No input to hash from in CreateHashFromFile"));
 798
 799         CFileArea area;
 800         area.ReadAt(file, offset, Length);
 801
 802         CreateHashFromInput(area.GetBuffer(), Length, Output, pShaHashOut);
 803         area.CheckError();
 804 }
 805
 806
 807 void CKnownFile::CreateHashFromInput(const byte* input, uint32 Length, CMD4Hash* Output, CAICHHashTree* pShaHashOut )
 808 {
 809         wxASSERT_MSG(Output || pShaHashOut, wxT("Nothing to do in CreateHashFromInput"));
 810         wxCHECK_RET(input, wxT("No input to hash from in CreateHashFromInput"));
 811         wxASSERT(Length <= PARTSIZE); // We never hash more than one PARTSIZE
 812
 813         CMemFile data(input, Length);
 814
 815         uint32 Required = Length;
 816         byte   X[64*128];
 817
 818         uint32  posCurrentEMBlock = 0;
 819         uint32  nIACHPos = 0;
 820         CScopedPtr<CAICHHashAlgo> pHashAlg(CAICHHashSet::GetNewHashAlgo());
 821
 822         // This is all AICH.
 823         while (Required >= 64) {
 824                 uint32 len = Required / 64;
 825                 if (len > sizeof(X)/(64 * sizeof(X[0]))) {
 826                         len = sizeof(X)/(64 * sizeof(X[0]));
 827                 }
 828
 829                 data.Read(&X, len * 64);
 830
 831                 // SHA hash needs 180KB blocks
 832                 if (pShaHashOut) {
 833                         if (nIACHPos + len*64 >= EMBLOCKSIZE) {
 834                                 uint32 nToComplete = EMBLOCKSIZE - nIACHPos;
 835                                 pHashAlg->Add(X, nToComplete);
 836                                 wxASSERT( nIACHPos + nToComplete == EMBLOCKSIZE );
 837                                 pShaHashOut->SetBlockHash(EMBLOCKSIZE, posCurrentEMBlock, pHashAlg.get());
 838                                 posCurrentEMBlock += EMBLOCKSIZE;
 839                                 pHashAlg->Reset();
 840                                 pHashAlg->Add(X+nToComplete,(len*64) - nToComplete);
 841                                 nIACHPos = (len*64) - nToComplete;
 842                         }
 843                         else{
 844                                 pHashAlg->Add(X, len*64);
 845                                 nIACHPos += len*64;
 846                         }
 847                 }
 848
 849                 Required -= len*64;
 850         }
 851         // bytes to read
 852         Required = Length % 64;
 853         if (Required != 0){
 854                 data.Read(&X,Required);
 855
 856                 if (pShaHashOut != NULL){
 857                         if (nIACHPos + Required >= EMBLOCKSIZE){
 858                                 uint32 nToComplete = EMBLOCKSIZE - nIACHPos;
 859                                 pHashAlg->Add(X, nToComplete);
 860                                 wxASSERT( nIACHPos + nToComplete == EMBLOCKSIZE );
 861                                 pShaHashOut->SetBlockHash(EMBLOCKSIZE, posCurrentEMBlock, pHashAlg.get());
 862                                 posCurrentEMBlock += EMBLOCKSIZE;
 863                                 pHashAlg->Reset();
 864                                 pHashAlg->Add(X+nToComplete, Required - nToComplete);
 865                                 nIACHPos = Required - nToComplete;
 866                         }
 867                         else{
 868                                 pHashAlg->Add(X, Required);
 869                                 nIACHPos += Required;
 870                         }
 871                 }
 872         }
 873         if (pShaHashOut != NULL){
 874                 if(nIACHPos > 0){
 875                         pShaHashOut->SetBlockHash(nIACHPos, posCurrentEMBlock, pHashAlg.get());
 876                         posCurrentEMBlock += nIACHPos;
 877                 }
 878                 wxASSERT( posCurrentEMBlock == Length );
 879                 wxCHECK2( pShaHashOut->ReCalculateHash(pHashAlg.get(), false), );
 880         }
 881
 882         if (Output != NULL){
 883                 #ifdef __WEAK_CRYPTO__
 884                         CryptoPP::Weak::MD4 md4_hasher;
 885                 #else
 886                         CryptoPP::MD4 md4_hasher;
 887                 #endif
 888                  md4_hasher.CalculateDigest(Output->GetHash(), input, Length);
 889         }
 890 }
 891
 892
 893 const CMD4Hash& CKnownFile::GetPartHash(uint16 part) const {
 894         wxASSERT( part < m_hashlist.size() );
 895
 896         return m_hashlist[part];
 897 }
 898
 899 CPacket* CKnownFile::CreateSrcInfoPacket(const CUpDownClient* forClient, uint8 byRequestedVersion, uint16 nRequestedOptions)
 900 {
 901         // Kad reviewed
 902
 903         if (m_ClientUploadList.empty()) {
 904                 return NULL;
 905         }
 906
 907         if ((((CKnownFile*)forClient->GetRequestFile() != this)
 908                 && ((CKnownFile*)forClient->GetUploadFile() != this)) || forClient->GetUploadFileID() != GetFileHash()) {
 909                 wxString file1 = _("Unknown");
 910                 if (forClient->GetRequestFile() && forClient->GetRequestFile()->GetFileName().IsOk()) {
 911                         file1 = forClient->GetRequestFile()->GetFileName().GetPrintable();
 912                 } else if (forClient->GetUploadFile() && forClient->GetUploadFile()->GetFileName().IsOk()) {
 913                         file1 = forClient->GetUploadFile()->GetFileName().GetPrintable();
 914                 }
 915                 wxString file2 = _("Unknown");
 916                 if (GetFileName().IsOk()) {
 917                         file2 = GetFileName().GetPrintable();
 918                 }
 919                 AddDebugLogLineM(false, logKnownFiles, wxT("File missmatch on source packet (K) Sending: ") + file1 + wxT("  From: ") + file2);
 920                 return NULL;
 921         }
 922
 923         const BitVector& rcvstatus = forClient->GetUpPartStatus();
 924         bool SupportsUploadChunksState = !rcvstatus.empty();
 925         //wxASSERT(rcvstatus.size() == GetPartCount()); // Obviously!
 926         if (rcvstatus.size() != GetPartCount()) {
 927                 // Yuck. Same file but different part count? Seriously fucked up.
 928                 AddDebugLogLineM(false, logKnownFiles, CFormat(wxT("Impossible situation: different partcounts for the same known file: %i (client) and %i (file)")) % rcvstatus.size() % GetPartCount());
 929                 return NULL;
 930         }
 931
 932         CMemFile data(1024);
 933
 934         uint8 byUsedVersion;
 935         bool bIsSX2Packet;
 936         if (forClient->SupportsSourceExchange2() && byRequestedVersion > 0){
 937                 // the client uses SourceExchange2 and requested the highest version he knows
 938                 // and we send the highest version we know, but of course not higher than his request
 939                 byUsedVersion = std::min(byRequestedVersion, (uint8)SOURCEEXCHANGE2_VERSION);
 940                 bIsSX2Packet = true;
 941                 data.WriteUInt8(byUsedVersion);
 942
 943                 // we don't support any special SX2 options yet, reserved for later use
 944                 if (nRequestedOptions != 0) {
 945                         AddDebugLogLineM(false, logKnownFiles, CFormat(wxT("Client requested unknown options for SourceExchange2: %u")) % nRequestedOptions);
 946                 }
 947         } else {
 948                 byUsedVersion = forClient->GetSourceExchange1Version();
 949                 bIsSX2Packet = false;
 950                 if (forClient->SupportsSourceExchange2()) {
 951                         AddDebugLogLineM(false, logKnownFiles, wxT("Client which announced to support SX2 sent SX1 packet instead"));
 952                 }
 953         }
 954
 955         uint16 nCount = 0;
 956
 957         data.WriteHash(forClient->GetUploadFileID());
 958         data.WriteUInt16(nCount);
 959         uint32 cDbgNoSrc = 0;
 960
 961         SourceSet::iterator it = m_ClientUploadList.begin();
 962         for ( ; it != m_ClientUploadList.end(); it++ ) {
 963                 const CUpDownClient *cur_src = *it;
 964
 965                 if (    cur_src->HasLowID() ||
 966                         cur_src == forClient ||
 967                         !(      cur_src->GetUploadState() == US_UPLOADING ||
 968                                 cur_src->GetUploadState() == US_ONUPLOADQUEUE)) {
 969                         continue;
 970                 }
 971
 972                 bool bNeeded = false;
 973
 974                 if ( SupportsUploadChunksState ) {
 975                         const BitVector& srcstatus = cur_src->GetUpPartStatus();
 976                         if ( !srcstatus.empty() ) {
 977                                 //wxASSERT(srcstatus.size() == GetPartCount()); // Obviously!
 978                                 if (srcstatus.size() != GetPartCount()) {
 979                                         continue;
 980                                 }
 981                                 if ( cur_src->GetUpPartCount() == forClient->GetUpPartCount() ) {
 982                                         for (int x = 0; x < GetPartCount(); x++ ) {
 983                                                 if ( srcstatus.get(x) && !rcvstatus.get(x) ) {
 984                                                         // We know the receiving client needs
 985                                                         // a chunk from this client.
 986                                                         bNeeded = true;
 987                                                         break;
 988                                                 }
 989                                         }
 990                                 }
 991                         } else {
 992                                 cDbgNoSrc++;
 993                                 // This client doesn't support upload chunk status.
 994                                 // So just send it and hope for the best.
 995                                 bNeeded = true;
 996                         }
 997                 } else {
 998                         // remote client does not support upload chunk status,
 999                         // search sources which have at least one complete part
1000                         // we could even sort the list of sources by available
1001                         // chunks to return as much sources as possible which
1002                         // have the most available chunks. but this could be
1003                         // a noticeable performance problem.
1004                         const BitVector& srcstatus = cur_src->GetUpPartStatus();
1005                         if ( !srcstatus.empty() ) {
1006                                 //wxASSERT(srcstatus.size() == GetPartCount());
1007                                 if (srcstatus.size() != GetPartCount()) {
1008                                         continue;
1009                                 }
1010                                 for (int x = 0; x < GetPartCount(); x++ ) {
1011                                         if ( srcstatus.get(x) ) {
1012                                                 // this client has at least one chunk
1013                                                 bNeeded = true;
1014                                                 break;
1015                                         }
1016                                 }
1017                         } else {
1018                                 // This client doesn't support upload chunk status.
1019                                 // So just send it and hope for the best.
1020                                 bNeeded = true;
1021                         }
1022                 }
1023
1024                 if ( bNeeded ) {
1025                         nCount++;
1026                         uint32 dwID;
1027                         if(byUsedVersion >= 3) {
1028                                 dwID = cur_src->GetUserIDHybrid();
1029                         } else {
1030                                 dwID = cur_src->GetIP();
1031                         }
1032                         data.WriteUInt32(dwID);
1033                         data.WriteUInt16(cur_src->GetUserPort());
1034                         data.WriteUInt32(cur_src->GetServerIP());
1035                         data.WriteUInt16(cur_src->GetServerPort());
1036
1037                         if (byUsedVersion >= 2) {
1038                             data.WriteHash(cur_src->GetUserHash());
1039                         }
1040
1041                         if (byUsedVersion >= 4){
1042                                 // CryptSettings - SourceExchange V4
1043                                 // 5 Reserved (!)
1044                                 // 1 CryptLayer Required
1045                                 // 1 CryptLayer Requested
1046                                 // 1 CryptLayer Supported
1047                                 const uint8 uSupportsCryptLayer = cur_src->SupportsCryptLayer() ? 1 : 0;
1048                                 const uint8 uRequestsCryptLayer = cur_src->RequestsCryptLayer() ? 1 : 0;
1049                                 const uint8 uRequiresCryptLayer = cur_src->RequiresCryptLayer() ? 1 : 0;
1050                                 const uint8 byCryptOptions = (uRequiresCryptLayer << 2) | (uRequestsCryptLayer << 1) | (uSupportsCryptLayer << 0);
1051                                 data.WriteUInt8(byCryptOptions);
1052                         }
1053
1054                         if (nCount > 500) {
1055                                 break;
1056                         }
1057                 }
1058         }
1059
1060         if (!nCount) {
1061                 return 0;
1062         }
1063
1064         data.Seek(bIsSX2Packet ? 17 : 16, wxFromStart);
1065         data.WriteUInt16(nCount);
1066
1067         CPacket* result = new CPacket(data, OP_EMULEPROT, bIsSX2Packet ? OP_ANSWERSOURCES2 : OP_ANSWERSOURCES);
1068
1069         if ( result->GetPacketSize() > 354 ) {
1070                 result->PackPacket();
1071         }
1072
1073         return result;
1074 }
1075
1076
1077 // Updates priority of file if autopriority is activated
1078 void CKnownFile::UpdateAutoUpPriority()
1079 {
1080         if (IsAutoUpPriority()) {
1081                 uint32 queued = GetQueuedCount();
1082                 uint8 priority = PR_NORMAL;
1083
1084                 if (queued > 20) {
1085                         priority = PR_LOW;
1086                 } else if (queued > 1) {
1087                         priority = PR_NORMAL;
1088                 } else {
1089                         priority = PR_HIGH;
1090                 }
1091
1092                 if (GetUpPriority() != priority) {
1093                         SetUpPriority(priority, false);
1094                         Notify_SharedFilesUpdateItem(this);
1095                 }
1096         }
1097 }
1098
1099 void CKnownFile::SetFileComment(const wxString& strNewComment)
1100 {
1101         if (m_strComment != strNewComment) {
1102                 SetLastPublishTimeKadNotes(0);
1103                 wxString strCfgPath = wxT("/") + m_abyFileHash.Encode() + wxT("/");
1104
1105                 wxConfigBase* cfg = wxConfigBase::Get();
1106                 cfg->Write( strCfgPath + wxT("Comment"), strNewComment);
1107
1108                 m_strComment = strNewComment;
1109
1110                 SourceSet::iterator it = m_ClientUploadList.begin();
1111                 for ( ; it != m_ClientUploadList.end(); it++ ) {
1112                         (*it)->SetCommentDirty();
1113                 }
1114         }
1115 }
1116
1117
1118 // For File rate
1119 void CKnownFile::SetFileRating(int8 iNewRating)
1120 {
1121         if (m_iRating != iNewRating) {
1122                 SetLastPublishTimeKadNotes(0);
1123                 wxString strCfgPath = wxT("/") + m_abyFileHash.Encode() + wxT("/");
1124                 wxConfigBase* cfg = wxConfigBase::Get();
1125                 cfg->Write( strCfgPath + wxT("Rate"), (int)iNewRating);
1126                 m_iRating = iNewRating;
1127
1128                 SourceSet::iterator it = m_ClientUploadList.begin();
1129                 for ( ; it != m_ClientUploadList.end(); it++ ) {
1130                         (*it)->SetCommentDirty();
1131                 }
1132         }
1133 }
1134
1135
1136 void CKnownFile::SetUpPriority(uint8 iNewUpPriority, bool m_bsave){
1137         m_iUpPriority = iNewUpPriority;
1138         if( IsPartFile() && m_bsave ) {
1139                 ((CPartFile*)this)->SavePartFile();
1140         }
1141 }
1142
1143 void CKnownFile::SetPublishedED2K(bool val){
1144         m_PublishedED2K = val;
1145         Notify_SharedFilesUpdateItem(this);
1146 }
1147
1148 bool CKnownFile::PublishNotes()
1149 {
1150         if(m_lastPublishTimeKadNotes > (uint32)time(NULL)) {
1151                 return false;
1152         }
1153
1154         if(!GetFileComment().IsEmpty()) {
1155                 m_lastPublishTimeKadNotes = (uint32)time(NULL)+KADEMLIAREPUBLISHTIMEN;
1156                 return true;
1157         }
1158
1159         if(GetFileRating() != 0) {
1160                 m_lastPublishTimeKadNotes = (uint32)time(NULL)+KADEMLIAREPUBLISHTIMEN;
1161                 return true;
1162         }
1163
1164         return false;
1165 }
1166
1167 bool CKnownFile::PublishSrc()
1168 {
1169         uint32 lastBuddyIP = 0;
1170
1171         if( theApp->IsFirewalled() ) {
1172                 CUpDownClient* buddy = theApp->clientlist->GetBuddy();
1173                 if( buddy ) {
1174                         lastBuddyIP = theApp->clientlist->GetBuddy()->GetIP();
1175                         if( lastBuddyIP != m_lastBuddyIP ) {
1176                                 SetLastPublishTimeKadSrc( (uint32)time(NULL)+KADEMLIAREPUBLISHTIMES, lastBuddyIP );
1177                                 return true;
1178                         }
1179                 } else {
1180                         return false;
1181                 }
1182         }
1183
1184         if(m_lastPublishTimeKadSrc > (uint32)time(NULL)) {
1185                 return false;
1186         }
1187
1188         SetLastPublishTimeKadSrc((uint32)time(NULL)+KADEMLIAREPUBLISHTIMES,lastBuddyIP);
1189         return true;
1190
1191 }
1192
1193 void CKnownFile::UpdatePartsInfo()
1194 {
1195         // Cache part count
1196         uint16 partcount = GetPartCount();
1197         bool flag = (time(NULL) - m_nCompleteSourcesTime > 0);
1198
1199         // Ensure the frequency-list is ready
1200         if ( m_AvailPartFrequency.size() != GetPartCount() ) {
1201                 m_AvailPartFrequency.clear();
1202                 m_AvailPartFrequency.insert(m_AvailPartFrequency.begin(), GetPartCount(), 0);
1203         }
1204
1205         if (flag) {
1206                 ArrayOfUInts16 count;
1207                 count.reserve(m_ClientUploadList.size());
1208
1209                 SourceSet::iterator it = m_ClientUploadList.begin();
1210                 for ( ; it != m_ClientUploadList.end(); it++ ) {
1211                         if ( !(*it)->GetUpPartStatus().empty() && (*it)->GetUpPartCount() == partcount ) {
1212                                 count.push_back((*it)->GetUpCompleteSourcesCount());
1213                         }
1214                 }
1215
1216                 m_nCompleteSourcesCount = m_nCompleteSourcesCountLo = m_nCompleteSourcesCountHi = 0;
1217
1218                 if( partcount > 0) {
1219                         m_nCompleteSourcesCount = m_AvailPartFrequency[0];
1220                 }
1221                 for (uint16 i = 1; i < partcount; ++i) {
1222                         if( m_nCompleteSourcesCount > m_AvailPartFrequency[i]) {
1223                                 m_nCompleteSourcesCount = m_AvailPartFrequency[i];
1224                         }
1225                 }
1226                 count.push_back(m_nCompleteSourcesCount);
1227
1228                 int32 n = count.size();
1229                 if (n > 0) {
1230                         std::sort(count.begin(), count.end(), std::less<uint16>());
1231
1232                         // calculate range
1233                         int i = n >> 1;                 // (n / 2)
1234                         int j = (n * 3) >> 2;   // (n * 3) / 4
1235                         int k = (n * 7) >> 3;   // (n * 7) / 8
1236
1237                         // For complete files, trust the people your uploading to more...
1238
1239                         // For low guess and normal guess count
1240                         //      - If we see more sources then the guessed low and
1241                         //      normal, use what we see.
1242                         //      - If we see less sources then the guessed low,
1243                         //      adjust network accounts for 100%, we account for
1244                         //      0% with what we see and make sure we are still
1245                         //      above the normal.
1246                         // For high guess
1247                         //      Adjust 100% network and 0% what we see.
1248                         if (n < 20) {
1249                                 if ( count[i] < m_nCompleteSourcesCount ) {
1250                                         m_nCompleteSourcesCountLo = m_nCompleteSourcesCount;
1251                                 } else {
1252                                         m_nCompleteSourcesCountLo = count[i];
1253                                 }
1254                                 m_nCompleteSourcesCount= m_nCompleteSourcesCountLo;
1255                                 m_nCompleteSourcesCountHi = count[j];
1256                                 if( m_nCompleteSourcesCountHi < m_nCompleteSourcesCount ) {
1257                                         m_nCompleteSourcesCountHi = m_nCompleteSourcesCount;
1258                                 }
1259                         } else {
1260                         // Many sources..
1261                         // For low guess
1262                         //      Use what we see.
1263                         // For normal guess
1264                         //      Adjust network accounts for 100%, we account for
1265                         //      0% with what we see and make sure we are still above the low.
1266                         // For high guess
1267                         //      Adjust network accounts for 100%, we account for 0%
1268                         //      with what we see and make sure we are still above the normal.
1269
1270                                 m_nCompleteSourcesCountLo = m_nCompleteSourcesCount;
1271                                 m_nCompleteSourcesCount = count[j];
1272                                 if( m_nCompleteSourcesCount < m_nCompleteSourcesCountLo ) {
1273                                         m_nCompleteSourcesCount = m_nCompleteSourcesCountLo;
1274                                 }
1275                                 m_nCompleteSourcesCountHi= count[k];
1276                                 if( m_nCompleteSourcesCountHi < m_nCompleteSourcesCount ) {
1277                                         m_nCompleteSourcesCountHi = m_nCompleteSourcesCount;
1278                                 }
1279                         }
1280                 }
1281                 m_nCompleteSourcesTime = time(NULL) + (60);
1282         }
1283
1284         Notify_SharedFilesUpdateItem(this);
1285 }
1286
1287
1288 void CKnownFile::UpdateUpPartsFrequency( CUpDownClient* client, bool increment )
1289 {
1290         if ( m_AvailPartFrequency.size() != GetPartCount() ) {
1291                 m_AvailPartFrequency.clear();
1292                 m_AvailPartFrequency.insert(m_AvailPartFrequency.begin(), GetPartCount(), 0);
1293                 if ( !increment ) {
1294                         return;
1295                 }
1296         }
1297
1298         const BitVector& freq = client->GetUpPartStatus();
1299         unsigned int size = freq.size();
1300         if ( size != m_AvailPartFrequency.size() ) {
1301                 return;
1302         }
1303
1304         if ( increment ) {
1305                 for ( unsigned int i = 0; i < size; ++i ) {
1306                         if ( freq.get(i) ) {
1307                                 m_AvailPartFrequency[i]++;
1308                         }
1309                 }
1310         } else {
1311                 for ( unsigned int i = 0; i < size; ++i ) {
1312                         if ( freq.get(i) ) {
1313                                 m_AvailPartFrequency[i]--;
1314                         }
1315                 }
1316         }
1317 }
1318
1319 void CKnownFile::ClearPriority() {
1320         if ( !m_bAutoUpPriority ) return;
1321         m_iUpPriority = ( m_bAutoUpPriority ) ? PR_HIGH : PR_NORMAL;
1322         UpdateAutoUpPriority();
1323 }
1324
1325 void GuessAndRemoveExt(CPath& name)
1326 {
1327         wxString ext = name.GetExt();
1328
1329         // Remove common two-part extensions, such as "tar.gz"
1330         if (ext == wxT("gz") || ext == wxT("bz2")) {
1331                 name = name.RemoveExt();
1332                 if (name.GetExt() == wxT("tar")) {
1333                         name = name.RemoveExt();
1334                 }
1335         // might be an extension if length == 3
1336         // and also remove some common non-three-character extensions
1337         } else if (ext.Length() == 3  ||
1338                    ext == wxT("7z")   ||
1339                    ext == wxT("rm")   ||
1340                    ext == wxT("jpeg") ||
1341                    ext == wxT("mpeg")
1342                    ) {
1343                 name = name.RemoveExt();
1344         }
1345 }
1346
1347 void CKnownFile::SetFileName(const CPath& filename)
1348 {
1349         CAbstractFile::SetFileName(filename);
1350         wordlist.clear();
1351         // Don't publish extension. That'd kill the node indexing e.g. "avi".
1352         CPath tmpName = GetFileName();
1353         GuessAndRemoveExt(tmpName);
1354         Kademlia::CSearchManager::GetWords(tmpName.GetPrintable(), &wordlist);
1355 }
1356
1357 #endif // CLIENT_GUI
1358
1359 //For File Comment //
1360 void CKnownFile::LoadComment()
1361 {
1362         #ifndef CLIENT_GUI
1363         wxString strCfgPath = wxT("/") + m_abyFileHash.Encode() + wxT("/");
1364
1365         wxConfigBase* cfg = wxConfigBase::Get();
1366
1367         m_strComment = cfg->Read( strCfgPath + wxT("Comment"), wxEmptyString);
1368         m_iRating = cfg->Read( strCfgPath + wxT("Rate"), 0l);
1369         m_bCommentLoaded = true;
1370
1371         #else
1372         m_strComment.Clear();
1373         m_bCommentLoaded = true;
1374         m_iRating =0;
1375         #endif
1376
1377 }
1378
1379
1380 wxString CKnownFile::GetAICHMasterHash() const
1381 {
1382 #ifdef CLIENT_GUI
1383         return m_AICHMasterHash;
1384 #else
1385         if (HasProperAICHHashSet()) {
1386                 return m_pAICHHashSet->GetMasterHash().GetString();
1387         }
1388
1389         return wxEmptyString;
1390 #endif
1391 }
1392
1393
1394 bool CKnownFile::HasProperAICHHashSet() const
1395 {
1396 #ifdef CLIENT_GUI
1397         return m_AICHMasterHash.Length() != 0;
1398 #else
1399         return m_pAICHHashSet->HasValidMasterHash() &&
1400                 (m_pAICHHashSet->GetStatus() == AICH_HASHSETCOMPLETE ||
1401                  m_pAICHHashSet->GetStatus() == AICH_VERIFIED);
1402 #endif
1403 }
1404
1405 wxString CKnownFile::GetFeedback() const
1406 {
1407         return    wxString(_("File name")) + wxT(": ") + GetFileName().GetPrintable() + wxT("\n")
1408                 + _("File size") + wxT(": ") + CastItoXBytes(GetFileSize()) + wxT("\n")
1409                 + _("Share ratio") + wxString::Format(wxT(": %.2f%%\n"), (((double)statistic.GetAllTimeTransferred() / (double)GetFileSize()) * 100.0))
1410                 + _("Uploaded") + wxT(": ") + CastItoXBytes(statistic.GetTransferred()) + wxT(" (") + CastItoXBytes(statistic.GetAllTimeTransferred()) + wxT(")\n")
1411                 + _("Requested") + CFormat(wxT(": %u (%u)\n")) % statistic.GetRequests() % statistic.GetAllTimeRequests()
1412                 + _("Accepted") + CFormat(wxT(": %u (%u)\n")) % statistic.GetAccepts() % statistic.GetAllTimeAccepts()
1413                 + _("On Queue") + CFormat(wxT(": %u\n")) % GetQueuedCount()
1414                 + _("Complete sources") + CFormat(wxT(": %u\n")) % m_nCompleteSourcesCount;
1415 }
1416
1417 // File_checked_for_headers