source/carddav2/carddav2.cpp

   1 // CardDAV2.cpp - CardDAV v2 class
   2 //
   3 // (c) 2012-2016 Xestia Software Development.
   4 //
   5 // This file is part of Xestia Address Book.
   6 //
   7 // Xestia Address Book is free software: you can redistribute it and/or modify
   8 // it under the terms of the GNU General Public License as published by the
   9 // Free Software Foundation, version 3 of the license.
  10 //
  11 // Xestia Address Book is distributed in the hope that it will be useful,
  12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  14 // GNU General Public License for more details.
  15 //
  16 // You should have received a copy of the GNU General Public License along
  17 // with Xestia Address Book. If not, see <http://www.gnu.org/licenses/>
  18
  19 #include "carddav2.h"
  20
  21 #include <iostream>
  22
  23 using namespace std;
  24
  25 CardDAV2::CardDAV2(string ServerAddress, int ServerPort, string ServerUser, string ServerPass, bool ServerSSL){
  26
  27         this->ServerAddress = ServerAddress;
  28         this->ServerPort = ServerPort;
  29         this->ServerUser = ServerUser;
  30         this->ServerPass = ServerPass;
  31         this->ServerSSL = ServerSSL;
  32
  33         TestMode = true;
  34         this->SetupConnectionObject();
  35
  36 }
  37
  38 CardDAV2::CardDAV2(string ServerAddress, int ServerPort, string ServerUser, string ServerPass, bool ServerSSL, string ServerPrefix, string ServerAccount){
  39
  40         this->ServerAddress = ServerAddress;
  41         this->ServerPort = ServerPort;
  42         this->ServerUser = ServerUser;
  43         this->ServerPass = ServerPass;
  44         this->ServerSSL = ServerSSL;
  45         this->ServerPrefix = ServerPrefix;
  46         this->ServerAccount = ServerAccount;
  47
  48
  49         TestMode = false;
  50         this->SetupConnectionObject();
  51
  52 }
  53
  54 size_t CardDAV2::WritebackFunc(char *ptr, size_t size, size_t nmemb, void *stream){
  55
  56         return static_cast<CardDAV2PassObject*>(stream)->CardDAV2Object->WritebackFuncImplementation(ptr, size, nmemb, stream);
  57
  58 }
  59
  60 size_t CardDAV2::WritebackFuncImplementation(char *ptr, size_t size, size_t nmemb, void *stream){
  61
  62         // Writeback function for the CardDAV object.
  63
  64         CardDAV2PassObject *data = static_cast<CardDAV2PassObject*>(stream);
  65         data->DataSetting->append(ptr);
  66
  67         // Get the SSL engine pointer and trust if required on certain operating systems.
  68
  69         if (data->ServerUsingSSL == true) {
  70
  71 #if defined(__APPLE__)
  72
  73                 const struct curl_tlssessioninfo *TLSInfo;
  74                 CURLcode TLSCode;
  75                 TLSCode = curl_easy_getinfo(data->ConnectionSessionObject, CURLINFO_TLS_SSL_PTR, &TLSInfo);
  76
  77                 SecTrustRef CertificateData;
  78
  79                 if (TLSInfo->internals != nullptr && TLSCode == CURLE_OK) {
  80                         SSLCopyPeerTrust((SSLContext*)TLSInfo->internals, &CertificateData);
  81                         data->SSLContext = CertificateData;
  82                 }
  83
  84 #elif defined(__WIN32__)
  85
  86                 const struct curl_tlssessioninfo *TLSInfo;
  87                 CURLcode TLSCode;
  88                 TLSCode = curl_easy_getinfo(data->ConnectionSessionObject, CURLINFO_TLS_SSL_PTR, &TLSInfo);
  89
  90                 if (TLSInfo->internals != nullptr && TLSCode == CURLE_OK) {
  91
  92                         // Free the previous certificate data.
  93
  94                         //CertFreeCertificateContext(CertificateData);
  95
  96                         PCCERT_CONTEXT CertificateData;
  97
  98                         PCtxtHandle SSLHandle = (PCtxtHandle)TLSInfo->internals;
  99                         SECURITY_STATUS GetData = QueryContextAttributes(SSLHandle, SECPKG_ATTR_REMOTE_CERT_CONTEXT, &CertificateData);
 100
 101                         data->SSLContext = CertificateData;
 102
 103                 }
 104
 105 #endif
 106
 107         }
 108
 109         return size * nmemb;
 110
 111 }
 112
 113 void CardDAV2::SetCertificateData() {
 114
 115 }
 116
 117 CardDAV2::~CardDAV2(){
 118
 119         curl_easy_cleanup(ConnectionSession);
 120         ConnectionSession = nullptr;
 121
 122         if (HeaderList != nullptr){
 123                 curl_slist_free_all(HeaderList);
 124                 HeaderList = nullptr;
 125         }
 126
 127 #if defined(__WIN32__)
 128
 129         if (CertificateData != nullptr) {
 130
 131                 CertFreeCertificateContext(CertificateData);
 132
 133         }
 134
 135 #endif
 136
 137 }
 138
 139 #if defined(__APPLE__)
 140
 141 SecTrustRef CardDAV2::BuildSSLCollection(){
 142
 143         return CertificateData;
 144
 145 }
 146
 147 #elif defined(__WIN32__)
 148
 149 PCCERT_CONTEXT CardDAV2::BuildSSLCollection(){
 150
 151         return CertificateData;
 152
 153 }
 154
 155 #else
 156
 157 SSLCertCollectionString CardDAV2::BuildSSLCollection(){
 158
 159         // Build and return the SSL collection.
 160
 161         SSLCertCollectionString SSLCertInfo;
 162
 163         // Grab the certificate data.
 164
 165         union {
 166                 struct curl_slist *certdata;
 167                 struct curl_certinfo *certinfo;
 168         } certptr;
 169
 170         certptr.certdata = NULL;
 171
 172         curl_easy_getinfo(ConnectionSession, CURLINFO_CERTINFO, &certptr.certinfo);
 173
 174         std::string CertPropName;
 175         std::string CertPropValue;
 176
 177         for (int i = 0; i < certptr.certinfo->num_of_certs; i++){
 178
 179                 struct curl_slist *slist;
 180                 SSLCertDataString SSLCertDataInc;
 181
 182                 for (slist = certptr.certinfo->certinfo[i]; slist; slist = slist->next){
 183
 184                         // Using wxStringTokenizer from wxWidgets.
 185
 186                         wxStringTokenizer CertDataInc(wxString::FromUTF8(slist->data), ":");
 187
 188                         // Get first token as the property name.
 189
 190                         CertPropName = CertDataInc.GetNextToken().ToStdString();
 191
 192                         // Get remaining tokens as the property value.
 193
 194                         while(CertDataInc.HasMoreTokens()){
 195
 196                                 CertPropValue.append(CertDataInc.GetNextToken());
 197
 198                         }
 199
 200                         SSLCertDataInc.CertData.insert(std::make_pair(CertPropName, CertPropValue));
 201                         CertPropName.clear();
 202                         CertPropValue.clear();
 203
 204                 }
 205
 206                 SSLCertInfo.SSLCollection.insert(std::make_pair(i, SSLCertDataInc));
 207
 208         }
 209
 210         return SSLCertInfo;
 211
 212 }
 213
 214 #endif
 215
 216 void CardDAV2::BypassSSLVerification(bool EnableBypass) {
 217         EnableSSLBypass = EnableBypass;
 218         SSLSelfSigned = EnableBypass;
 219 }
 220
 221 void CardDAV2::SetupConnectionObject(){
 222         ConnectionSession = curl_easy_init();
 223 }
 224
 225 bool CardDAV2::IsTaskCompleted(){
 226         return false;
 227 }
 228
 229 COConnectResult CardDAV2::Connect(bool DoAuthentication){
 230
 231         ServerSSL ? SetupDefaultParametersSSL(DoAuthentication) : SetupDefaultParametersNonSSL(DoAuthentication);
 232         ResetResults();
 233
 234         COConnectResult ConnectResult = COCONNECT_UNITTESTFAIL;
 235         string ServerAddressURL = BuildURL("/principals/");
 236
 237         curl_easy_setopt(ConnectionSession, CURLOPT_URL, ServerAddressURL.c_str());
 238
 239         if (TestMode == true){
 240                 SessionResult = curl_easy_perform(ConnectionSession);
 241         } else {
 242                 SessionResult = curl_easy_perform(ConnectionSession);
 243         }
 244
 245         switch(SessionResult){
 246                 case CURLE_OK:
 247                 case CURLE_HTTP_RETURNED_ERROR:
 248                         SSLStatus = true;
 249                         SSLVerified = COSSL_VERIFIED;
 250                         ConnectResult = COCONNECT_OK;
 251                         break;
 252                 case CURLE_SSL_CACERT:
 253                 case CURLE_SSL_CONNECT_ERROR:
 254                         SSLStatus = true;
 255                         ConnectResult = COCONNECT_OK;
 256                         SSLVerified = COSSL_UNABLETOVERIFY;
 257                         break;
 258                 default:
 259                         ConnectResult = COCONNECT_INVALID;
 260                         break;
 261         };
 262
 263         // Set the certificate data (if required).
 264
 265 #if defined(__APPLE__)
 266
 267         if (ServerSSL) {
 268
 269                 CertificateData = PageHeaderObject.SSLContext;
 270
 271         }
 272
 273 #elif defined(__WIN32__)
 274
 275         if (ServerSSL) {
 276
 277                 CertificateData = PageHeaderObject.SSLContext;
 278
 279         }
 280
 281 #endif
 282
 283         // Check if an error occured before continuing.
 284
 285         // Check if authentication was successful.
 286
 287         long SessionResponseCode = 0;
 288
 289         curl_easy_getinfo(ConnectionSession, CURLINFO_RESPONSE_CODE, &SessionResponseCode);
 290
 291         if (DoAuthentication == true){
 292
 293                 // Get the HTTP status code (Should be 200 and not 403).
 294                 // Return error otherwise.
 295
 296                 if (SessionResponseCode == 200){
 297                         ConnectResult = COCONNECT_OK;
 298                         AuthPassed = true;
 299                         ValidResponse = true;
 300                 } else if (SessionResponseCode == 401){
 301                         ConnectResult = COCONNECT_AUTHFAIL;
 302                         AuthPassed = false;
 303                         ValidResponse = true;
 304                 } else if (SessionResponseCode >= 200) {
 305                         ConnectResult = COCONNECT_INVALID;
 306                         AuthPassed = false;
 307                         ValidResponse = true;
 308                 } else {
 309                         ConnectResult = COCONNECT_INVALID;
 310                         AuthPassed = false;
 311                         ValidResponse = false;
 312                 }
 313
 314         } else {
 315
 316                 ValidResponse = true;
 317
 318         }
 319
 320         // Check the header to see if CardDAV is supported.
 321
 322         vector<string> DAVHeaderValues = GetDAVHeader();
 323
 324         for (vector<string>::iterator DAVHeaderValuesIter = DAVHeaderValues.begin();
 325                 DAVHeaderValuesIter != DAVHeaderValues.end(); DAVHeaderValuesIter++){
 326
 327                 if ((*DAVHeaderValuesIter) == "addressbook"){
 328                         CanProcess = true;
 329                         break;
 330                 }
 331
 332         }
 333
 334         return ConnectResult;
 335
 336 }
 337
 338 COServerResponse CardDAV2::GetDefaultPrefix(string *ServerPrefix){
 339
 340         // Check if authentication was successful, otherwise don't do anything.
 341
 342         COServerResponse ServerResponse;
 343
 344         if (AuthPassed == false){
 345                 ServerResponse.RequestResult = COREQUEST_ERROR_NOTCONNECTED;
 346                 ServerResponse.EntityTag = "";
 347                 ServerResponse.SessionCode = 0;
 348                 ServerResponse.ResultCode = 0;
 349                 ServerResponse.ResultMessage = "";
 350                 return ServerResponse;
 351         }
 352
 353         ServerSSL ? SetupDefaultParametersSSL(true) : SetupDefaultParametersNonSSL(true);
 354         ResetResults();
 355
 356         // Need to do three requests:
 357
 358         // 1. Get the current user principal URI.
 359         // 2. Get the address book home URI.
 360         // 3. Get the default address book URI.
 361
 362         // Setup the first query finding out where the principal URL is.
 363
 364         const char* CurrentUserPrincipalXMLQuery = "<?xml version=\"1.0\" encoding=\"utf-8\" ?>\n"
 365                 "<D:propfind xmlns:D=\"DAV:\">\n"
 366                 " <D:prop>"
 367                 "  <D:current-user-principal/>\n"
 368                 " </D:prop>"
 369                 "</D:propfind>";
 370
 371         // Setup the second query finding out where the address book home URL is.
 372
 373         const char* AddressBookHomeXMLQuery = "<?xml version=\"1.0\" encoding=\"utf-8\" ?>\n"
 374         "<D:propfind xmlns:D=\"DAV:\""
 375         "  xmlns:C=\"urn:ietf:params:xml:ns:carddav\">\n"
 376         "  <D:prop>\n"
 377         "    <C:addressbook-home-set/>\n"
 378         "  </D:prop>\n"
 379         "</D:propfind>";
 380
 381         // Setup the third query finding out where the default address book URL is.
 382
 383         const char* DefaultAddressBookXMLQuery = "<?xml version=\"1.0\" encoding=\"utf-8\" ?>\n"
 384         "<D:propfind xmlns:D=\"DAV:\""
 385         "  xmlns:C=\"urn:ietf:params:xml:ns:carddav\">\n"
 386         "  <D:prop>\n"
 387         "    <C:default-addressbook-URL/>\n"
 388         "  </D:prop>\n"
 389         "</D:propfind>";
 390
 391         string ServerAddressURL = BuildURL("/principals/");
 392         curl_easy_setopt(ConnectionSession, CURLOPT_URL, ServerAddressURL.c_str());
 393         curl_easy_setopt(ConnectionSession, CURLOPT_CUSTOMREQUEST, "PROPFIND");
 394         curl_easy_setopt(ConnectionSession, CURLOPT_POSTFIELDS, CurrentUserPrincipalXMLQuery);
 395         curl_easy_setopt(ConnectionSession, CURLOPT_POSTFIELDSIZE, strlen(CurrentUserPrincipalXMLQuery));
 396
 397         if (TestMode == true){
 398                 SessionResult = curl_easy_perform(ConnectionSession);
 399         } else {
 400
 401         }
 402
 403         switch(SessionResult){
 404                 case CURLE_OK:
 405                         SSLStatus = true;
 406                         SSLVerified = COSSL_VERIFIED;
 407                         break;
 408                 case CURLE_SSL_CACERT:
 409                 case CURLE_SSL_CONNECT_ERROR:
 410                         SSLStatus = true;
 411                         SSLVerified = COSSL_UNABLETOVERIFY;
 412                         break;
 413                 default:
 414                         break;
 415         };
 416
 417         long SessionResponseCode = 0;
 418
 419         curl_easy_getinfo(ConnectionSession, CURLINFO_RESPONSE_CODE, &SessionResponseCode);
 420
 421         if (SessionResponseCode == 200 || SessionResponseCode == 207){
 422                 AuthPassed = true;
 423                 ValidResponse = true;
 424         } else if (SessionResponseCode == 403){
 425                 AuthPassed = false;
 426                 ValidResponse = true;
 427         } else if (SessionResponseCode >= 400) {
 428                 AuthPassed = false;
 429                 ValidResponse = true;
 430         } else {
 431                 AuthPassed = false;
 432                 ValidResponse = false;
 433         }
 434
 435         if (ValidResponse == false && AuthPassed == false){
 436                 ServerResponse.RequestResult = COREQUEST_ERROR_SERVER;
 437                 ServerResponse.EntityTag = "";
 438                 ServerResponse.SessionCode = SessionResult;
 439                 ServerResponse.ResultCode = SessionResponseCode;
 440                 ServerResponse.ResultMessage = "";
 441                 return ServerResponse;
 442         }
 443
 444         // Process the first response.
 445
 446         string UserPrincipalURI = GetUserPrincipalURI();
 447
 448         // Cleanup and reset for the second connection.
 449
 450         ServerSSL ? SetupDefaultParametersSSL(true) : SetupDefaultParametersNonSSL(true);
 451         ResetResults();
 452
 453         ServerAddressURL = BuildURL(UserPrincipalURI);
 454         curl_easy_setopt(ConnectionSession, CURLOPT_URL, ServerAddressURL.c_str());
 455         curl_easy_setopt(ConnectionSession, CURLOPT_CUSTOMREQUEST, "PROPFIND");
 456         curl_easy_setopt(ConnectionSession, CURLOPT_POSTFIELDS, AddressBookHomeXMLQuery);
 457         curl_easy_setopt(ConnectionSession, CURLOPT_POSTFIELDSIZE, strlen(AddressBookHomeXMLQuery));
 458
 459         if (TestMode == true){
 460                 SessionResult = curl_easy_perform(ConnectionSession);
 461         } else {
 462
 463         }
 464
 465         switch(SessionResult){
 466                 case CURLE_OK:
 467                         SSLStatus = true;
 468                         SSLVerified = COSSL_VERIFIED;
 469                         break;
 470                 case CURLE_SSL_CACERT:
 471                 case CURLE_SSL_CONNECT_ERROR:
 472                         SSLStatus = true;
 473                         SSLVerified = COSSL_UNABLETOVERIFY;
 474                         break;
 475                 default:
 476                         break;
 477         };
 478
 479         SessionResponseCode = 0;
 480
 481         curl_easy_getinfo(ConnectionSession, CURLINFO_RESPONSE_CODE, &SessionResponseCode);
 482
 483         if (SessionResponseCode == 200 || SessionResponseCode == 207){
 484                 AuthPassed = true;
 485                 ValidResponse = true;
 486         } else if (SessionResponseCode == 403){
 487                 AuthPassed = false;
 488                 ValidResponse = true;
 489         } else if (SessionResponseCode >= 400) {
 490                 AuthPassed = false;
 491                 ValidResponse = true;
 492         } else {
 493                 AuthPassed = false;
 494                 ValidResponse = false;
 495         }
 496
 497         if (ValidResponse == false && AuthPassed == false){
 498                 ServerResponse.RequestResult = COREQUEST_ERROR_SERVER;
 499                 ServerResponse.EntityTag = "";
 500                 ServerResponse.SessionCode = SessionResult;
 501                 ServerResponse.ResultCode = SessionResponseCode;
 502                 ServerResponse.ResultMessage = "";
 503                 return ServerResponse;
 504         }
 505
 506         // Process the second response.
 507
 508         string AddressBookHomeURI = GetAddressBookHomeURI();
 509
 510         // Cleanup and reset for the second connection.
 511
 512         ServerSSL ? SetupDefaultParametersSSL(true) : SetupDefaultParametersNonSSL(true);
 513         ResetResults();
 514
 515         ServerAddressURL = BuildURL(AddressBookHomeURI);
 516         curl_easy_setopt(ConnectionSession, CURLOPT_URL, ServerAddressURL.c_str());
 517         curl_easy_setopt(ConnectionSession, CURLOPT_CUSTOMREQUEST, "PROPFIND");
 518         curl_easy_setopt(ConnectionSession, CURLOPT_POSTFIELDS, DefaultAddressBookXMLQuery);
 519         curl_easy_setopt(ConnectionSession, CURLOPT_POSTFIELDSIZE, strlen(DefaultAddressBookXMLQuery));
 520
 521         if (TestMode == true){
 522                 SessionResult = curl_easy_perform(ConnectionSession);
 523         } else {
 524
 525         }
 526
 527         switch(SessionResult){
 528                 case CURLE_OK:
 529                         SSLStatus = true;
 530                         SSLVerified = COSSL_VERIFIED;
 531                         break;
 532                 case CURLE_SSL_CACERT:
 533                 case CURLE_SSL_CONNECT_ERROR:
 534                         SSLStatus = true;
 535                         SSLVerified = COSSL_UNABLETOVERIFY;
 536                         break;
 537                 default:
 538                         break;
 539         };
 540
 541         SessionResponseCode = 0;
 542
 543         curl_easy_getinfo(ConnectionSession, CURLINFO_RESPONSE_CODE, &SessionResponseCode);
 544
 545         if (SessionResponseCode == 200 || SessionResponseCode == 207){
 546                 AuthPassed = true;
 547                 ValidResponse = true;
 548         } else if (SessionResponseCode == 403){
 549                 AuthPassed = false;
 550                 ValidResponse = true;
 551         } else if (SessionResponseCode >= 200) {
 552                 AuthPassed = false;
 553                 ValidResponse = true;
 554         } else {
 555                 AuthPassed = false;
 556                 ValidResponse = false;
 557         }
 558
 559         if (ValidResponse == false || AuthPassed == false){
 560                 ServerResponse.RequestResult = COREQUEST_ERROR_SERVER;
 561                 ServerResponse.EntityTag = "";
 562                 ServerResponse.SessionCode = SessionResult;
 563                 ServerResponse.ResultCode = SessionResponseCode;
 564                 ServerResponse.ResultMessage = "";
 565                 return ServerResponse;
 566         }
 567
 568         // Process the second response.
 569
 570         (*ServerPrefix) = GetDefaultAddressBookURI();
 571
 572         CanProcess = true;
 573
 574         ServerResponse.RequestResult = COREQUEST_OK;
 575         ServerResponse.EntityTag = "";
 576         ServerResponse.SessionCode = SessionResult;
 577         ServerResponse.ResultCode = SessionResponseCode;
 578         ServerResponse.ResultMessage = SessionErrorBuffer;
 579         return ServerResponse;
 580
 581 }
 582
 583 std::string CardDAV2::GetUserPrincipalURI(){
 584
 585         xmlDocPtr xmlCardDAVDoc;
 586         xmlCardDAVDoc = xmlReadMemory(PageData.c_str(), (int)PageData.size(), "noname.xml", NULL, 0);
 587         string UserPrincipalURI = "";
 588
 589         xmlNodePtr nodeLevel1;
 590         xmlNodePtr nodeLevel2;
 591         xmlNodePtr nodeLevel3;
 592         xmlNodePtr nodeLevel4;
 593         xmlNodePtr nodeLevel5;
 594         xmlNodePtr nodeLevel6;
 595         xmlNodePtr nodeLevel7;
 596
 597         for (nodeLevel1 = xmlCardDAVDoc->children;
 598                 nodeLevel1 != NULL;
 599                 nodeLevel1 = nodeLevel1->next)
 600         {
 601
 602                 for (nodeLevel2 = nodeLevel1->children;
 603                         nodeLevel2 != NULL;
 604                         nodeLevel2 = nodeLevel2->next)
 605                 {
 606
 607
 608                         for (nodeLevel3 = nodeLevel2->children;
 609                         nodeLevel3 != NULL;
 610                         nodeLevel3 = nodeLevel3->next)
 611                         {
 612
 613                                 for (nodeLevel4 = nodeLevel3->children;
 614                                 nodeLevel4 != NULL;
 615                                 nodeLevel4 = nodeLevel4->next)
 616                                 {
 617
 618                                         for (nodeLevel5 = nodeLevel4->children;
 619                                         nodeLevel5 != NULL;
 620                                         nodeLevel5 = nodeLevel5->next)
 621                                         {
 622
 623                                                 for (nodeLevel6 = nodeLevel5->children;
 624                                                 nodeLevel6 != NULL;
 625                                                 nodeLevel6 = nodeLevel6->next)
 626                                                 {
 627
 628                                                         if (!xmlStrcmp(nodeLevel6->name, (const xmlChar *)"href") ||
 629                                                         !xmlStrcmp(nodeLevel6->name, (const xmlChar *)"d:href") ||
 630                                                         !xmlStrcmp(nodeLevel6->name, (const xmlChar *)"D:href")
 631                                                         ){
 632
 633                                                                 // Found the <href> part so extract the principal URL address.
 634
 635                                                                 for (nodeLevel7 = nodeLevel6->children;
 636                                                                 nodeLevel7 != NULL;
 637                                                                 nodeLevel7 = nodeLevel7->next)
 638                                                                 {
 639
 640                                                                         UserPrincipalURI = ((const char*)nodeLevel7->content);
 641
 642                                                                 }
 643
 644                                                         }
 645
 646                                                 }
 647
 648                                         }
 649
 650                                 }
 651
 652                         }
 653
 654                 }
 655
 656         }
 657
 658         xmlFreeDoc(xmlCardDAVDoc);
 659
 660         return UserPrincipalURI;
 661
 662 }
 663
 664 std::string CardDAV2::GetAddressBookHomeURI(){
 665
 666         xmlDocPtr xmlCardDAVDoc;
 667         xmlCardDAVDoc = xmlReadMemory(PageData.c_str(), (int)PageData.size(), "noname.xml", NULL, 0);
 668         string AddressBookHomeURI = "";
 669
 670         xmlNodePtr nodeLevel1;
 671         xmlNodePtr nodeLevel2;
 672         xmlNodePtr nodeLevel3;
 673         xmlNodePtr nodeLevel4;
 674         xmlNodePtr nodeLevel5;
 675         xmlNodePtr nodeLevel6;
 676         xmlNodePtr nodeLevel7;
 677
 678         for (nodeLevel1 = xmlCardDAVDoc->children;
 679                 nodeLevel1 != NULL;
 680                 nodeLevel1 = nodeLevel1->next)
 681         {
 682
 683                 for (nodeLevel2 = nodeLevel1->children;
 684                         nodeLevel2 != NULL;
 685                         nodeLevel2 = nodeLevel2->next)
 686                 {
 687
 688
 689                         for (nodeLevel3 = nodeLevel2->children;
 690                         nodeLevel3 != NULL;
 691                         nodeLevel3 = nodeLevel3->next)
 692                         {
 693
 694                                 for (nodeLevel4 = nodeLevel3->children;
 695                                 nodeLevel4 != NULL;
 696                                 nodeLevel4 = nodeLevel4->next)
 697                                 {
 698
 699                                         for (nodeLevel5 = nodeLevel4->children;
 700                                         nodeLevel5 != NULL;
 701                                         nodeLevel5 = nodeLevel5->next)
 702                                         {
 703
 704                                                 for (nodeLevel6 = nodeLevel5->children;
 705                                                 nodeLevel6 != NULL;
 706                                                 nodeLevel6 = nodeLevel6->next)
 707                                                 {
 708
 709                                                         if (!xmlStrcmp(nodeLevel6->name, (const xmlChar *)"href") ||
 710                                                         !xmlStrcmp(nodeLevel6->name, (const xmlChar *)"d:href") ||
 711                                                         !xmlStrcmp(nodeLevel6->name, (const xmlChar *)"D:href")
 712                                                         ){
 713
 714                                                                 // Found the <href> part so extract the principal URL address.
 715
 716                                                                 for (nodeLevel7 = nodeLevel6->children;
 717                                                                 nodeLevel7 != NULL;
 718                                                                 nodeLevel7 = nodeLevel7->next)
 719                                                                 {
 720
 721                                                                         AddressBookHomeURI = ((const char*)nodeLevel7->content);
 722
 723                                                                 }
 724
 725                                                         }
 726
 727                                                 }
 728
 729                                         }
 730
 731                                 }
 732
 733                         }
 734
 735                 }
 736
 737         }
 738
 739         xmlFreeDoc(xmlCardDAVDoc);
 740
 741         return AddressBookHomeURI;
 742
 743 }
 744
 745 std::string CardDAV2::GetDefaultAddressBookURI(){
 746
 747         xmlDocPtr xmlCardDAVDoc;
 748         xmlCardDAVDoc = xmlReadMemory(PageData.c_str(), (int)PageData.size(), "noname.xml", NULL, 0);
 749         string DefaultAddressBookURI = "";
 750
 751         xmlNodePtr nodeLevel1;
 752         xmlNodePtr nodeLevel2;
 753         xmlNodePtr nodeLevel3;
 754         xmlNodePtr nodeLevel4;
 755         xmlNodePtr nodeLevel5;
 756         xmlNodePtr nodeLevel6;
 757         xmlNodePtr nodeLevel7;
 758
 759         for (nodeLevel1 = xmlCardDAVDoc->children;
 760                 nodeLevel1 != NULL;
 761                 nodeLevel1 = nodeLevel1->next)
 762         {
 763
 764                 for (nodeLevel2 = nodeLevel1->children;
 765                         nodeLevel2 != NULL;
 766                         nodeLevel2 = nodeLevel2->next)
 767                 {
 768
 769
 770                         for (nodeLevel3 = nodeLevel2->children;
 771                         nodeLevel3 != NULL;
 772                         nodeLevel3 = nodeLevel3->next)
 773                         {
 774
 775                                 for (nodeLevel4 = nodeLevel3->children;
 776                                 nodeLevel4 != NULL;
 777                                 nodeLevel4 = nodeLevel4->next)
 778                                 {
 779
 780                                         for (nodeLevel5 = nodeLevel4->children;
 781                                         nodeLevel5 != NULL;
 782                                         nodeLevel5 = nodeLevel5->next)
 783                                         {
 784
 785                                                 for (nodeLevel6 = nodeLevel5->children;
 786                                                 nodeLevel6 != NULL;
 787                                                 nodeLevel6 = nodeLevel6->next)
 788                                                 {
 789
 790                                                         if (!xmlStrcmp(nodeLevel6->name, (const xmlChar *)"href") ||
 791                                                         !xmlStrcmp(nodeLevel6->name, (const xmlChar *)"d:href") ||
 792                                                         !xmlStrcmp(nodeLevel6->name, (const xmlChar *)"D:href")
 793                                                         ){
 794
 795                                                                 // Found the <href> part so extract the principal URL address.
 796
 797                                                                 for (nodeLevel7 = nodeLevel6->children;
 798                                                                 nodeLevel7 != NULL;
 799                                                                 nodeLevel7 = nodeLevel7->next)
 800                                                                 {
 801
 802                                                                         DefaultAddressBookURI = ((const char*)nodeLevel7->content);
 803
 804                                                                 }
 805
 806                                                         }
 807
 808                                                 }
 809
 810                                         }
 811
 812                                 }
 813
 814                         }
 815
 816                 }
 817
 818         }
 819
 820         xmlFreeDoc(xmlCardDAVDoc);
 821
 822         return DefaultAddressBookURI;
 823
 824 }
 825
 826 COServerResponse CardDAV2::AddContact(std::string Location, std::string Data){
 827
 828         // Check if authentication was successful, otherwise don't do anything.
 829
 830         COServerResponse ServerResponse;
 831
 832         if (AuthPassed == false){
 833                 ServerResponse.RequestResult = COREQUEST_ERROR_NOTCONNECTED;
 834                 ServerResponse.EntityTag = "";
 835                 ServerResponse.SessionCode = 0;
 836                 ServerResponse.ResultCode = 0;
 837                 ServerResponse.ResultMessage = "";
 838                 return ServerResponse;
 839         }
 840
 841         ServerSSL ? SetupDefaultParametersSSL(true) : SetupDefaultParametersNonSSL(true);
 842         ResetResults();
 843
 844         string ServerAddressURL = BuildURL(ServerPrefix + Location);
 845         curl_easy_setopt(ConnectionSession, CURLOPT_URL, ServerAddressURL.c_str());
 846         curl_easy_setopt(ConnectionSession, CURLOPT_CUSTOMREQUEST, "PUT");
 847         curl_easy_setopt(ConnectionSession, CURLOPT_POSTFIELDS, Data.c_str());
 848         curl_easy_setopt(ConnectionSession, CURLOPT_POSTFIELDSIZE, strlen(Data.c_str()));
 849
 850         HeaderList = curl_slist_append(HeaderList, "Content-Type: text/vcard; charset=utf-8");
 851
 852         curl_easy_setopt(ConnectionSession, CURLOPT_HTTPHEADER, HeaderList);
 853
 854         if (TestMode == true){
 855                 SessionResult = curl_easy_perform(ConnectionSession);
 856         } else {
 857                 SessionResult = curl_easy_perform(ConnectionSession);
 858         }
 859
 860         switch(SessionResult){
 861                 case CURLE_OK:
 862                         SSLStatus = true;
 863                         SSLVerified = COSSL_VERIFIED;
 864                         break;
 865                 case CURLE_SSL_CACERT:
 866                 case CURLE_SSL_CONNECT_ERROR:
 867                         SSLStatus = true;
 868                         SSLVerified = COSSL_UNABLETOVERIFY;
 869                         break;
 870                 default:
 871                         break;
 872         };
 873
 874         long SessionResponseCode = 0;
 875
 876         curl_easy_getinfo(ConnectionSession, CURLINFO_RESPONSE_CODE, &SessionResponseCode);
 877
 878         if (SessionResponseCode == 200 || SessionResponseCode == 201 || SessionResponseCode == 204){
 879                 AuthPassed = true;
 880                 ValidResponse = true;
 881         } else if (SessionResponseCode == 403){
 882                 AuthPassed = false;
 883                 ValidResponse = true;
 884         } else if (SessionResponseCode >= 400){
 885                 AuthPassed = false;
 886                 ValidResponse = true;
 887         } else {
 888                 AuthPassed = false;
 889                 ValidResponse = false;
 890         }
 891
 892         if (ValidResponse == false || AuthPassed == false){
 893                 ServerResponse.RequestResult = COREQUEST_ERROR_SERVER;
 894                 ServerResponse.EntityTag = "";
 895                 ServerResponse.SessionCode = SessionResult;
 896                 ServerResponse.ResultCode = SessionResponseCode;
 897                 ServerResponse.ResultMessage = "";
 898                 return ServerResponse;
 899         }
 900
 901         CanProcess = true;
 902
 903         ServerResponse.RequestResult = COREQUEST_OK;
 904         ServerResponse.EntityTag = "";
 905         ServerResponse.SessionCode = SessionResult;
 906         ServerResponse.ResultCode = SessionResponseCode;
 907         ServerResponse.ResultMessage = SessionErrorBuffer;
 908         return ServerResponse;
 909
 910 }
 911
 912 COServerResponse CardDAV2::EditContact(std::string Location, std::string Data){
 913
 914         // Check if authentication was successful, otherwise don't do anything.
 915
 916         COServerResponse ServerResponse;
 917
 918         if (AuthPassed == false){
 919                 ServerResponse.RequestResult = COREQUEST_ERROR_NOTCONNECTED;
 920                 ServerResponse.EntityTag = "";
 921                 ServerResponse.SessionCode = 0;
 922                 ServerResponse.ResultCode = 0;
 923                 ServerResponse.ResultMessage = "";
 924                 return ServerResponse;
 925         }
 926
 927         ServerSSL ? SetupDefaultParametersSSL(true) : SetupDefaultParametersNonSSL(true);
 928         ResetResults();
 929
 930         string ServerAddressURL = BuildURL(ServerPrefix + Location);
 931         curl_easy_setopt(ConnectionSession, CURLOPT_URL, ServerAddressURL.c_str());
 932         curl_easy_setopt(ConnectionSession, CURLOPT_CUSTOMREQUEST, "PUT");
 933         curl_easy_setopt(ConnectionSession, CURLOPT_POSTFIELDS, Data.c_str());
 934         curl_easy_setopt(ConnectionSession, CURLOPT_POSTFIELDSIZE, strlen(Data.c_str()));
 935
 936         HeaderList = curl_slist_append(HeaderList, "Content-Type: text/vcard; charset=utf-8");
 937
 938         curl_easy_setopt(ConnectionSession, CURLOPT_HTTPHEADER, HeaderList);
 939
 940         if (TestMode == true){
 941                 SessionResult = curl_easy_perform(ConnectionSession);
 942         } else {
 943                 SessionResult = curl_easy_perform(ConnectionSession);
 944         }
 945
 946         switch(SessionResult){
 947                 case CURLE_OK:
 948                         SSLStatus = true;
 949                         SSLVerified = COSSL_VERIFIED;
 950                         break;
 951                 case CURLE_SSL_CACERT:
 952                 case CURLE_SSL_CONNECT_ERROR:
 953                         SSLStatus = true;
 954                         SSLVerified = COSSL_UNABLETOVERIFY;
 955                         break;
 956                 default:
 957                         break;
 958         };
 959
 960         long SessionResponseCode = 0;
 961
 962         curl_easy_getinfo(ConnectionSession, CURLINFO_RESPONSE_CODE, &SessionResponseCode);
 963
 964         if (SessionResponseCode == 200 || SessionResponseCode == 201 || SessionResponseCode == 204){
 965                 AuthPassed = true;
 966                 ValidResponse = true;
 967         } else if (SessionResponseCode == 403){
 968                 AuthPassed = false;
 969                 ValidResponse = true;
 970         } else if (SessionResponseCode >= 400){
 971                 AuthPassed = false;
 972                 ValidResponse = true;
 973         } else {
 974                 AuthPassed = false;
 975                 ValidResponse = false;
 976         }
 977
 978         if (ValidResponse == false || AuthPassed == false){
 979                 ServerResponse.RequestResult = COREQUEST_ERROR_SERVER;
 980                 ServerResponse.EntityTag = "";
 981                 ServerResponse.SessionCode = SessionResult;
 982                 ServerResponse.ResultCode = SessionResponseCode;
 983                 ServerResponse.ResultMessage = "";
 984                 return ServerResponse;
 985         }
 986
 987         CanProcess = true;
 988
 989         ServerResponse.RequestResult = COREQUEST_OK;
 990         ServerResponse.EntityTag = "";
 991         ServerResponse.SessionCode = SessionResult;
 992         ServerResponse.ResultCode = SessionResponseCode;
 993         ServerResponse.ResultMessage = SessionErrorBuffer;
 994         return ServerResponse;
 995
 996 }
 997
 998 COServerResponse CardDAV2::DeleteContact(std::string Location){
 999
1000         // Check if authentication was successful, otherwise don't do anything.
1001
1002         COServerResponse ServerResponse;
1003
1004         if (AuthPassed == false){
1005                 ServerResponse.RequestResult = COREQUEST_ERROR_NOTCONNECTED;
1006                 ServerResponse.EntityTag = "";
1007                 ServerResponse.SessionCode = 0;
1008                 ServerResponse.ResultCode = 0;
1009                 ServerResponse.ResultMessage = "";
1010                 return ServerResponse;
1011         }
1012
1013         ServerSSL ? SetupDefaultParametersSSL(true) : SetupDefaultParametersNonSSL(true);
1014         ResetResults();
1015
1016         string ServerAddressURL = BuildURL(ServerPrefix + Location);
1017         curl_easy_setopt(ConnectionSession, CURLOPT_URL, ServerAddressURL.c_str());
1018         curl_easy_setopt(ConnectionSession, CURLOPT_CUSTOMREQUEST, "DELETE");
1019
1020         if (TestMode == true){
1021                 SessionResult = curl_easy_perform(ConnectionSession);
1022         } else {
1023                 SessionResult = curl_easy_perform(ConnectionSession);
1024         }
1025
1026         switch(SessionResult){
1027                 case CURLE_OK:
1028                         SSLStatus = true;
1029                         SSLVerified = COSSL_VERIFIED;
1030                         break;
1031                 case CURLE_SSL_CACERT:
1032                 case CURLE_SSL_CONNECT_ERROR:
1033                         SSLStatus = true;
1034                         SSLVerified = COSSL_UNABLETOVERIFY;
1035                         break;
1036                 default:
1037                         break;
1038         };
1039
1040         long SessionResponseCode = 0;
1041
1042         curl_easy_getinfo(ConnectionSession, CURLINFO_RESPONSE_CODE, &SessionResponseCode);
1043
1044         if (SessionResponseCode == 200 || SessionResponseCode == 202 || SessionResponseCode == 204){
1045                 AuthPassed = true;
1046                 ValidResponse = true;
1047         } else if (SessionResponseCode == 403){
1048                 AuthPassed = false;
1049                 ValidResponse = true;
1050         } else if (SessionResponseCode >= 400){
1051                 AuthPassed = false;
1052                 ValidResponse = true;
1053         } else {
1054                 AuthPassed = false;
1055                 ValidResponse = false;
1056         }
1057
1058         if (ValidResponse == false || AuthPassed == false){
1059                 ServerResponse.RequestResult = COREQUEST_ERROR_SERVER;
1060                 ServerResponse.EntityTag = "";
1061                 ServerResponse.SessionCode = SessionResult;
1062                 ServerResponse.ResultCode = SessionResponseCode;
1063                 ServerResponse.ResultMessage = "";
1064                 return ServerResponse;
1065         }
1066
1067         CanProcess = true;
1068
1069         ServerResponse.RequestResult = COREQUEST_OK;
1070         ServerResponse.EntityTag = "";
1071         ServerResponse.SessionCode = SessionResult;
1072         ServerResponse.ResultCode = SessionResponseCode;
1073         ServerResponse.ResultMessage = SessionErrorBuffer;
1074         return ServerResponse;
1075
1076 }
1077
1078 COServerResponse CardDAV2::GetServerEntityTagValue(std::string Location){
1079
1080         // Check if authentication was successful, otherwise don't do anything.
1081
1082         COServerResponse ServerResponse;
1083
1084         if (AuthPassed == false){
1085                 ServerResponse.RequestResult = COREQUEST_ERROR_NOTCONNECTED;
1086                 ServerResponse.EntityTag = "";
1087                 ServerResponse.SessionCode = 0;
1088                 ServerResponse.ResultCode = 0;
1089                 ServerResponse.ResultMessage = "";
1090                 return ServerResponse;
1091         }
1092
1093         ServerSSL ? SetupDefaultParametersSSL(true) : SetupDefaultParametersNonSSL(true);
1094         ResetResults();
1095
1096         static const char* GetETagQuery =
1097         "<?xml version=\"1.0\" encoding=\"utf-8\" ?>"
1098         "<C:addressbook-query xmlns:D=\"DAV:\""
1099         "       xmlns:C=\"urn:ietf:params:xml:ns:carddav\">"
1100         "<D:prop><D:getetag/>"
1101         "</D:prop>"
1102         "<C:filter/>"
1103         "</C:addressbook-query>";
1104
1105         string ServerAddressURL = BuildURL(ServerPrefix + Location);
1106         curl_easy_setopt(ConnectionSession, CURLOPT_URL, ServerAddressURL.c_str());
1107         curl_easy_setopt(ConnectionSession, CURLOPT_CUSTOMREQUEST, "REPORT");
1108         curl_easy_setopt(ConnectionSession, CURLOPT_POSTFIELDS, GetETagQuery);
1109         curl_easy_setopt(ConnectionSession, CURLOPT_POSTFIELDSIZE, strlen(GetETagQuery));
1110
1111         if (TestMode == true){
1112                 SessionResult = curl_easy_perform(ConnectionSession);
1113         } else {
1114                 SessionResult = curl_easy_perform(ConnectionSession);
1115         }
1116
1117         switch(SessionResult){
1118                 case CURLE_OK:
1119                         SSLStatus = true;
1120                         SSLVerified = COSSL_VERIFIED;
1121                         break;
1122                 case CURLE_SSL_CACERT:
1123                 case CURLE_SSL_CONNECT_ERROR:
1124                         SSLStatus = true;
1125                         SSLVerified = COSSL_UNABLETOVERIFY;
1126                         break;
1127                 default:
1128                         break;
1129         };
1130
1131         long SessionResponseCode = 0;
1132
1133         curl_easy_getinfo(ConnectionSession, CURLINFO_RESPONSE_CODE, &SessionResponseCode);
1134
1135         if (SessionResponseCode == 207){
1136                 AuthPassed = true;
1137                 ValidResponse = true;
1138         } else if (SessionResponseCode == 403){
1139                 AuthPassed = false;
1140                 ValidResponse = true;
1141         } else if (SessionResponseCode >= 400){
1142                 AuthPassed = false;
1143                 ValidResponse = true;
1144         } else {
1145                 AuthPassed = false;
1146                 ValidResponse = false;
1147         }
1148
1149         if (ValidResponse == false || AuthPassed == false){
1150                 ServerResponse.RequestResult = COREQUEST_ERROR_SERVER;
1151                 ServerResponse.EntityTag = "";
1152                 ServerResponse.SessionCode = SessionResult;
1153                 ServerResponse.ResultCode = SessionResponseCode;
1154                 ServerResponse.ResultMessage = "";
1155                 return ServerResponse;
1156         }
1157
1158         CanProcess = true;
1159
1160         ServerResponse.RequestResult = COREQUEST_OK;
1161         ServerResponse.EntityTag = GetETagValue();
1162         ServerResponse.SessionCode = SessionResult;
1163         ServerResponse.ResultCode = SessionResponseCode;
1164         ServerResponse.ResultMessage = SessionErrorBuffer;
1165
1166         return ServerResponse;
1167
1168 }
1169
1170 COServerResponse CardDAV2::GetContact(std::string Location, std::string *ContactData){
1171
1172         // Check if authentication was successful, otherwise don't do anything.
1173
1174         COServerResponse ServerResponse;
1175
1176         if (AuthPassed == false){
1177                 ServerResponse.RequestResult = COREQUEST_ERROR_NOTCONNECTED;
1178                 ServerResponse.EntityTag = "";
1179                 ServerResponse.SessionCode = 0;
1180                 ServerResponse.ResultCode = 0;
1181                 ServerResponse.ResultMessage = "";
1182                 return ServerResponse;
1183         }
1184
1185         ServerSSL ? SetupDefaultParametersSSL(true) : SetupDefaultParametersNonSSL(true);
1186         ResetResults();
1187
1188         string ServerAddressURL = BuildURL(ServerPrefix + Location);
1189         curl_easy_setopt(ConnectionSession, CURLOPT_URL, ServerAddressURL.c_str());
1190         curl_easy_setopt(ConnectionSession, CURLOPT_CUSTOMREQUEST, "GET");
1191
1192         if (TestMode == true){
1193                 SessionResult = curl_easy_perform(ConnectionSession);
1194         } else {
1195                 SessionResult = curl_easy_perform(ConnectionSession);
1196         }
1197
1198         switch(SessionResult){
1199                 case CURLE_OK:
1200                         SSLStatus = true;
1201                         SSLVerified = COSSL_VERIFIED;
1202                         break;
1203                 case CURLE_SSL_CACERT:
1204                 case CURLE_SSL_CONNECT_ERROR:
1205                         SSLStatus = true;
1206                         SSLVerified = COSSL_UNABLETOVERIFY;
1207                         break;
1208                 default:
1209                         break;
1210         };
1211
1212         long SessionResponseCode = 0;
1213
1214         curl_easy_getinfo(ConnectionSession, CURLINFO_RESPONSE_CODE, &SessionResponseCode);
1215
1216         if (SessionResponseCode == 200){
1217                 AuthPassed = true;
1218                 ValidResponse = true;
1219         } else if (SessionResponseCode == 403){
1220                 AuthPassed = false;
1221                 ValidResponse = true;
1222         } else if (SessionResponseCode >= 400){
1223                 AuthPassed = false;
1224                 ValidResponse = true;
1225         } else {
1226                 AuthPassed = false;
1227                 ValidResponse = false;
1228         }
1229
1230         if (ValidResponse == false && AuthPassed == false){
1231                 ServerResponse.RequestResult = COREQUEST_ERROR_SERVER;
1232                 ServerResponse.EntityTag = "";
1233                 ServerResponse.SessionCode = SessionResult;
1234                 ServerResponse.ResultCode = SessionResponseCode;
1235                 ServerResponse.ResultMessage = "";
1236                 return ServerResponse;
1237         }
1238
1239         CanProcess = true;
1240
1241         ServerResponse.RequestResult = COREQUEST_OK;
1242         ServerResponse.EntityTag = "";
1243         ServerResponse.SessionCode = SessionResult;
1244         ServerResponse.ResultCode = SessionResponseCode;
1245         ServerResponse.ResultMessage = SessionErrorBuffer;
1246
1247         (*ContactData) = PageData;
1248
1249         return ServerResponse;
1250
1251 }
1252
1253 COContactList CardDAV2::GetContactList(std::string SyncToken){
1254
1255         COContactList ServerContactList;
1256
1257         // Check if authentication was successful, otherwise don't do anything.
1258
1259         if (AuthPassed == false){
1260                 ServerContactList.ServerResponse.RequestResult = COREQUEST_ERROR_NOTCONNECTED;
1261                 ServerContactList.ServerResponse.EntityTag = "";
1262                 ServerContactList.ServerResponse.SessionCode = 0;
1263                 ServerContactList.ServerResponse.ResultCode = 0;
1264                 ServerContactList.ServerResponse.ResultMessage = "";
1265                 return ServerContactList;
1266         }
1267
1268         ServerSSL ? SetupDefaultParametersSSL(true) : SetupDefaultParametersNonSSL(true);
1269         ResetResults();
1270
1271         std::string SyncData;
1272
1273         // TODO: Copy old code from CardDAV class as needed.
1274
1275         if (SyncToken.size() > 0){
1276
1277                 SyncData = "<?xml version=\"1.0\" encoding=\"utf-8\" ?>\n"
1278                 "<D:sync-collection xmlns:D=\"DAV:\"\n"
1279                 " xmlns:C=\"urn:ietf:params:xml:ns:carddav\">\n"
1280                 "<D:sync-token>";
1281                 SyncData.append(SyncToken);
1282                 SyncData.append("</D:sync-token>\n"
1283                 "<D:sync-level>1</D:sync-level>\n"
1284                 "<D:prop>\n"
1285                 "       <D:getetag/>\n"
1286                 "</D:prop>\n"
1287                 "</D:sync-collection>");
1288
1289         } else {
1290
1291                 SyncData = "<?xml version=\"1.0\" encoding=\"utf-8\" ?>\n"
1292                 "<D:sync-collection xmlns:D=\"DAV:\"\n"
1293                 " xmlns:C=\"urn:ietf:params:xml:ns:carddav\">\n"
1294                 "<D:sync-level>1</D:sync-level>\n"
1295                 "<D:prop>\n"
1296                 "       <D:getetag/>\n"
1297                 "</D:prop>\n"
1298                 "</D:sync-collection>";
1299
1300         }
1301
1302         string ServerAddressURL = BuildURL(ServerPrefix);
1303
1304         curl_easy_setopt(ConnectionSession, CURLOPT_URL, ServerAddressURL.c_str());
1305         curl_easy_setopt(ConnectionSession, CURLOPT_POSTFIELDS, SyncData.c_str());
1306         curl_easy_setopt(ConnectionSession, CURLOPT_POSTFIELDSIZE, strlen(SyncData.c_str()));
1307         curl_easy_setopt(ConnectionSession, CURLOPT_CUSTOMREQUEST, "REPORT");
1308
1309         HeaderList = curl_slist_append(HeaderList, "Content-Type: application/xml; charset=utf-8");
1310         HeaderList = curl_slist_append(HeaderList, "Depth: 1");
1311
1312         curl_easy_setopt(ConnectionSession, CURLOPT_HTTPHEADER, HeaderList);
1313
1314         if (TestMode == true){
1315                 SessionResult = curl_easy_perform(ConnectionSession);
1316         } else {
1317                 SessionResult = curl_easy_perform(ConnectionSession);
1318         }
1319
1320         switch(SessionResult){
1321                 case CURLE_OK:
1322                         SSLStatus = true;
1323                         SSLVerified = COSSL_VERIFIED;
1324                         break;
1325                 case CURLE_SSL_CACERT:
1326                 case CURLE_SSL_CONNECT_ERROR:
1327                         SSLStatus = true;
1328                         SSLVerified = COSSL_UNABLETOVERIFY;
1329                         break;
1330                 default:
1331                         break;
1332         };
1333
1334         long SessionResponseCode = 0;
1335
1336         curl_easy_getinfo(ConnectionSession, CURLINFO_RESPONSE_CODE, &SessionResponseCode);
1337
1338         if (SessionResponseCode == 207){
1339                 AuthPassed = true;
1340                 ValidResponse = true;
1341         } else if (SessionResponseCode == 403){
1342                 AuthPassed = false;
1343                 ValidResponse = true;
1344         } else if (SessionResponseCode >= 400){
1345                 AuthPassed = false;
1346                 ValidResponse = true;
1347         } else {
1348                 AuthPassed = false;
1349                 ValidResponse = false;
1350         }
1351
1352         if (ValidResponse == false || AuthPassed == false){
1353                 ServerContactList.ServerResponse.RequestResult = COREQUEST_ERROR_SERVER;
1354                 ServerContactList.ServerResponse.EntityTag = "";
1355                 ServerContactList.ServerResponse.SessionCode = SessionResult;
1356                 ServerContactList.ServerResponse.ResultCode = SessionResponseCode;
1357                 ServerContactList.ServerResponse.ResultMessage = "";
1358                 return ServerContactList;
1359         }
1360
1361         CanProcess = true;
1362
1363         ProcessContactData(&ServerContactList);
1364
1365         ServerContactList.ServerResponse.RequestResult = COREQUEST_OK;
1366         ServerContactList.ServerResponse.EntityTag = "";
1367         ServerContactList.ServerResponse.SessionCode = SessionResult;
1368         ServerContactList.ServerResponse.ResultCode = SessionResponseCode;
1369         ServerContactList.ServerResponse.ResultMessage = SessionErrorBuffer;
1370
1371         return ServerContactList;
1372
1373 }
1374
1375 bool CardDAV2::CanDoProcessing(){
1376         return CanProcess;
1377 }
1378
1379 bool CardDAV2::CanDoSSL(){
1380         return SSLStatus;
1381 }
1382
1383 COSSLVerified CardDAV2::SSLVerify(){
1384         return SSLVerified;
1385 }
1386
1387 bool CardDAV2::AbleToLogin(){
1388         return AuthPassed;
1389 }
1390
1391 bool CardDAV2::HasValidResponse(){
1392         return ValidResponse;
1393 }
1394
1395 bool CardDAV2::IsSelfSigned(){
1396         return SSLSelfSigned;
1397 }
1398
1399 void CardDAV2::SetupDefaultParametersNonSSL(bool DoAuthentication){
1400
1401         std::string ServerAddress = "";
1402
1403         string ServerAddressURL = "http://" + ServerAddress + ":" + to_string(ServerPort) + "/";
1404         string UsernamePassword = ServerUser + ":" + ServerPass;
1405
1406         PageDataObject.CardDAV2Object = this;
1407         PageDataObject.ConnectionSessionObject = ConnectionSession;
1408         PageDataObject.DataSetting = &PageData;
1409         PageDataObject.ServerUsingSSL = false;
1410
1411         PageHeaderObject.CardDAV2Object = this;
1412         PageHeaderObject.ConnectionSessionObject = ConnectionSession;
1413         PageHeaderObject.DataSetting = &PageHeader;
1414         PageHeaderObject.ServerUsingSSL = false;
1415
1416         curl_easy_setopt(ConnectionSession, CURLOPT_URL, ServerAddress.c_str());
1417         curl_easy_setopt(ConnectionSession, CURLOPT_NOPROGRESS, 0L);
1418         curl_easy_setopt(ConnectionSession, CURLOPT_HTTPAUTH, CURLAUTH_DIGEST|CURLAUTH_BASIC);
1419         curl_easy_setopt(ConnectionSession, CURLOPT_TIMEOUT, 60);
1420         curl_easy_setopt(ConnectionSession, CURLOPT_FAILONERROR, true);
1421         curl_easy_setopt(ConnectionSession, CURLOPT_USERAGENT, XSDAB_USERAGENT);
1422         curl_easy_setopt(ConnectionSession, CURLOPT_WRITEFUNCTION, CardDAV2::WritebackFunc);
1423         curl_easy_setopt(ConnectionSession, CURLOPT_WRITEDATA, &PageDataObject);
1424         curl_easy_setopt(ConnectionSession, CURLOPT_WRITEHEADER, &PageHeaderObject);
1425         curl_easy_setopt(ConnectionSession, CURLOPT_NOSIGNAL, 1L);
1426         curl_easy_setopt(ConnectionSession, CURLOPT_CUSTOMREQUEST, "GET");
1427         curl_easy_setopt(ConnectionSession, CURLOPT_HTTPHEADER, nullptr);
1428         curl_easy_setopt(ConnectionSession, CURLOPT_POSTFIELDS, nullptr);
1429         curl_easy_setopt(ConnectionSession, CURLOPT_POSTFIELDSIZE, 0L);
1430
1431         if (DoAuthentication == true){
1432                 curl_easy_setopt(ConnectionSession, CURLOPT_USERPWD, UsernamePassword.c_str());
1433         } else {
1434                 curl_easy_setopt(ConnectionSession, CURLOPT_USERPWD, NULL);
1435         }
1436
1437 }
1438
1439 void CardDAV2::SetupDefaultParametersSSL(bool DoAuthentication){
1440
1441         // Setup the default parameters.
1442
1443         string ServerAddressURL = "https://" + ServerAddress + ":" + to_string(ServerPort) + "/";
1444         string UsernamePassword = ServerUser + ":" + ServerPass;
1445
1446         PageDataObject.CardDAV2Object = this;
1447         PageDataObject.ConnectionSessionObject = ConnectionSession;
1448         PageDataObject.DataSetting = &PageData;
1449         PageDataObject.ServerUsingSSL = true;
1450
1451         PageHeaderObject.CardDAV2Object = this;
1452         PageHeaderObject.ConnectionSessionObject = ConnectionSession;
1453         PageHeaderObject.DataSetting = &PageHeader;
1454         PageHeaderObject.ServerUsingSSL = true;
1455
1456         curl_easy_setopt(ConnectionSession, CURLOPT_URL, ServerAddressURL.c_str());
1457         curl_easy_setopt(ConnectionSession, CURLOPT_NOPROGRESS, 1L);
1458         curl_easy_setopt(ConnectionSession, CURLOPT_HTTPAUTH, CURLAUTH_DIGEST|CURLAUTH_BASIC);
1459         curl_easy_setopt(ConnectionSession, CURLOPT_TIMEOUT, 60);
1460         curl_easy_setopt(ConnectionSession, CURLOPT_FAILONERROR, 0L);
1461         curl_easy_setopt(ConnectionSession, CURLOPT_USERAGENT, XSDAB_USERAGENT);
1462         curl_easy_setopt(ConnectionSession, CURLOPT_WRITEFUNCTION, CardDAV2::WritebackFunc);
1463         curl_easy_setopt(ConnectionSession, CURLOPT_WRITEDATA, &PageDataObject);
1464         curl_easy_setopt(ConnectionSession, CURLOPT_WRITEHEADER, &PageHeaderObject);
1465         curl_easy_setopt(ConnectionSession, CURLOPT_ERRORBUFFER, SessionErrorBuffer);
1466         curl_easy_setopt(ConnectionSession, CURLOPT_NOSIGNAL, 1L);
1467         curl_easy_setopt(ConnectionSession, CURLOPT_CERTINFO, 1L);
1468         curl_easy_setopt(ConnectionSession, CURLOPT_VERBOSE, 2L);
1469         curl_easy_setopt(ConnectionSession, CURLOPT_CUSTOMREQUEST, "GET");
1470         curl_easy_setopt(ConnectionSession, CURLOPT_HTTPHEADER, nullptr);
1471         curl_easy_setopt(ConnectionSession, CURLOPT_POSTFIELDS, nullptr);
1472         curl_easy_setopt(ConnectionSession, CURLOPT_POSTFIELDSIZE, 0L);
1473
1474         if (DoAuthentication == true){
1475                 curl_easy_setopt(ConnectionSession, CURLOPT_USERPWD, UsernamePassword.c_str());
1476         } else {
1477                 curl_easy_setopt(ConnectionSession, CURLOPT_USERPWD, NULL);
1478         }
1479
1480         if (EnableSSLBypass == true){
1481                 curl_easy_setopt(ConnectionSession, CURLOPT_SSL_VERIFYHOST, 0L);
1482                 curl_easy_setopt(ConnectionSession, CURLOPT_SSL_VERIFYPEER, 0L);
1483                 curl_easy_setopt(ConnectionSession, CURLOPT_SSL_VERIFYSTATUS, 0L);
1484         } else {
1485                 curl_easy_setopt(ConnectionSession, CURLOPT_SSL_VERIFYHOST, 2L);
1486                 curl_easy_setopt(ConnectionSession, CURLOPT_SSL_VERIFYPEER, 1L);
1487                 curl_easy_setopt(ConnectionSession, CURLOPT_SSL_VERIFYSTATUS, 1L);
1488         }
1489
1490 #if !defined(__APPLE__) || defined(__WIN32__)
1491
1492         if (TestMode == false && ServerAccount.size() > 0){
1493
1494                 // Check if the server certificate file exists.
1495
1496                 string CertificateFilename = GetAccountDir(ServerAccount, true);
1497
1498                 if (wxFile::Exists(CertificateFilename)){
1499
1500                         curl_easy_setopt(ConnectionSession, CURLOPT_CAINFO, CertificateFilename.c_str());
1501
1502                 }
1503
1504         }
1505
1506 #endif
1507
1508 }
1509
1510 string CardDAV2::BuildURL(string URI){
1511
1512         string ServerAddressURL;
1513
1514         if (SSLStatus == true){
1515                 ServerAddressURL = "https://" + ServerAddress + ":" + to_string(ServerPort) + URI;
1516         } else {
1517                 ServerAddressURL = "https://" + ServerAddress + ":" + to_string(ServerPort) + URI;
1518         }
1519
1520         return ServerAddressURL;
1521
1522 }
1523
1524 string CardDAV2::GetErrorMessage(){
1525
1526         ErrorMessage = SessionErrorBuffer;
1527         return ErrorMessage;
1528
1529 }
1530
1531 void CardDAV2::ResetResults(){
1532
1533         SSLStatus = false;
1534         COSSLVerified SSLVerified = COSSL_NORESULT;
1535         ValidResponse = false;
1536         AuthPassed = false;
1537         CanProcess = false;
1538         SSLSelfSigned = false;
1539         TaskCompleted = false;
1540         ErrorMessage = "";
1541         SessionErrorBuffer[0] = '\0';
1542         SessionResult = CURLE_OK;
1543         PageData = "";
1544         PageHeader = "";
1545         if (HeaderList != nullptr){
1546                 curl_slist_free_all(HeaderList);
1547                 HeaderList = nullptr;
1548         }
1549
1550 }
1551
1552 string CardDAV2::GetETagValue(){
1553
1554         xmlDocPtr xmlCardDAVDoc;
1555
1556         xmlCardDAVDoc = xmlReadMemory(PageData.c_str(), (int)PageData.size(), "noname.xml", NULL, 0);
1557
1558         xmlNodePtr nodeLevel1;
1559         xmlNodePtr nodeLevel2;
1560         xmlNodePtr nodeLevel3;
1561         xmlNodePtr nodeLevel4;
1562         xmlNodePtr nodeLevel5;
1563         xmlNodePtr nodeLevel6;
1564
1565         //std::map<wxString,wxString> xmlDataMap;
1566
1567         std::string DataFilename;
1568         std::string ETagData;
1569
1570         std::string xmlStringSafe;
1571         std::string ETagValue;
1572
1573         // Tranverse through the catacombs of the response to get our ETag for the file.
1574
1575         for (nodeLevel1 = xmlCardDAVDoc->children;
1576                 nodeLevel1 != NULL;
1577                 nodeLevel1 = nodeLevel1->next)
1578         {
1579
1580                 bool HREFFound = FALSE;
1581                 bool ETagFound = FALSE;
1582
1583                 for (nodeLevel2 = nodeLevel1->children;
1584                         nodeLevel2 != NULL;
1585                         nodeLevel2 = nodeLevel2->next)
1586                 {
1587
1588                         for (nodeLevel3 = nodeLevel2->children;
1589                         nodeLevel3 != NULL;
1590                         nodeLevel3 = nodeLevel3->next)
1591                         {
1592
1593                                 if (!xmlStrcmp(nodeLevel3->name, (const xmlChar *)"href") ||
1594                                 !xmlStrcmp(nodeLevel3->name, (const xmlChar *)"d:href") ||
1595                                 !xmlStrcmp(nodeLevel3->name, (const xmlChar *)"D:href")
1596                                 ){
1597
1598                                         // Get the filename.
1599
1600                                         for (nodeLevel4 = nodeLevel3->children;
1601                                         nodeLevel4 != NULL;
1602                                         nodeLevel4 = nodeLevel4->next)
1603                                         {
1604
1605                                                 if (!xmlStrcmp(nodeLevel4->name, (const xmlChar *)"text") ||
1606                                                 !xmlStrcmp(nodeLevel4->name, (const xmlChar *)"d:text") ||
1607                                                 !xmlStrcmp(nodeLevel4->name, (const xmlChar *)"D:text")
1608                                                 ){
1609
1610                                                         DataFilename = wxString::FromUTF8((const char*)nodeLevel4->content);
1611                                                         wxStringTokenizer wSTDFilename(DataFilename, wxT("/"));
1612
1613                                                         while (wSTDFilename.HasMoreTokens()){
1614
1615                                                                 DataFilename = wSTDFilename.GetNextToken().ToStdString();
1616
1617                                                         }
1618
1619                                                         HREFFound = TRUE;
1620
1621                                                 }
1622
1623
1624
1625                                         }
1626
1627                                 } else {
1628
1629                                         for (nodeLevel4 = nodeLevel3->children;
1630                                         nodeLevel4 != NULL;
1631                                         nodeLevel4 = nodeLevel4->next)
1632                                         {
1633
1634                                                         for (nodeLevel5 = nodeLevel4->children;
1635                                                         nodeLevel5 != NULL;
1636                                                         nodeLevel5 = nodeLevel5->next)
1637                                                         {
1638
1639                                                                 if (!xmlStrcmp(nodeLevel5->name, (const xmlChar *)"getetag") ||
1640                                                                 !xmlStrcmp(nodeLevel5->name, (const xmlChar *)"d:getetag") ||
1641                                                                 !xmlStrcmp(nodeLevel5->name, (const xmlChar *)"D:getetag")
1642                                                                 ){
1643
1644                                                                         for (nodeLevel6 = nodeLevel5->children;
1645                                                                         nodeLevel6 != NULL;
1646                                                                         nodeLevel6 = nodeLevel6->next)
1647                                                                         {
1648
1649                                                                                 // Strip the quotes from the ETag.
1650
1651                                                                                 ETagData = (const char*)nodeLevel6->content;
1652                                                                                 if (ETagData[0] == '"' && ETagData[(ETagData.size() - 1)] == '"'){
1653
1654                                                                                         ETagData.erase(0, 1);
1655                                                                                         ETagData.erase((ETagData.size() - 1));
1656
1657                                                                                 }
1658
1659                                                                                 ETagFound = TRUE;
1660
1661                                                                         }
1662
1663                                                                 }
1664
1665                                                         }
1666
1667                                         }
1668
1669                                 }
1670
1671                         }
1672
1673                 }
1674
1675                 if (HREFFound == TRUE && ETagFound == TRUE){
1676
1677                         // Add to the map data.
1678
1679                         ETagValue = ETagData;
1680
1681                         HREFFound = FALSE;
1682                         ETagFound = FALSE;
1683                         break;
1684
1685                 }
1686
1687
1688         }
1689
1690         xmlFreeDoc(xmlCardDAVDoc);
1691
1692         return ETagValue;
1693
1694 }
1695
1696 string CardDAV2::GetETagHeader(){
1697
1698         // Go through each of the lines looking for the
1699         // 'DAV:' section.
1700
1701         string HeaderName;
1702         string HeaderValue;
1703         bool FastForward = false;
1704
1705         for (int HeaderSeek = 0; HeaderSeek < PageHeader.size(); HeaderSeek++){
1706
1707                 if (FastForward == true){
1708
1709                         if (PageHeader[HeaderSeek] == '\n'){
1710                                 FastForward = false;
1711                         }
1712
1713                         continue;
1714
1715                 }
1716
1717                 try {
1718                         PageHeader.substr(HeaderSeek, 5) == "ETag:";
1719                 }
1720
1721                 catch (const out_of_range &oor){
1722                         break;
1723                 }
1724
1725                 if (PageHeader.substr(HeaderSeek, 5) == "ETag:"){
1726
1727                         int CharacterSeek = 5;
1728
1729                         while ((HeaderSeek + CharacterSeek) < PageHeader.size()){
1730
1731                                 if (PageHeader.substr((HeaderSeek + CharacterSeek), 2) == "\r\n"){
1732                                         break;
1733                                 }
1734
1735                                 HeaderValue += PageHeader.substr((HeaderSeek + CharacterSeek), 1);
1736                                 CharacterSeek++;
1737                         }
1738
1739                         break;
1740
1741                 } else {
1742
1743                         FastForward = true;
1744                         continue;
1745
1746                 }
1747
1748                 if (PageHeader[HeaderSeek] == '\n'){
1749                         HeaderName = "";
1750                 }
1751
1752                 //HeaderName += PageHeader.substr(HeaderSeek, 1);
1753
1754         }
1755
1756         // Check for quotation marks at the start and end and strip
1757         // them out.
1758
1759         if (HeaderValue.size() >= 2){
1760
1761                 if (HeaderValue[0] == '"'){
1762                         HeaderValue.erase((HeaderValue.size() - 1));
1763                         HeaderValue.erase(0);
1764                 }
1765
1766         }
1767
1768         return HeaderValue;
1769
1770 }
1771
1772 vector<string> CardDAV2::GetDAVHeader(){
1773
1774         // Go through each of the lines looking for the
1775         // 'DAV:' section.
1776
1777         string HeaderName;
1778         string HeaderValue;
1779         bool FastForward = false;
1780         vector<string> DAVHeaderList;
1781
1782         for (int HeaderSeek = 0; HeaderSeek < PageHeader.size(); HeaderSeek++){
1783
1784                 if (FastForward == true){
1785
1786                         if (PageHeader[HeaderSeek] == '\n'){
1787                                 FastForward = false;
1788                         }
1789
1790                         continue;
1791
1792                 }
1793
1794                 try {
1795                         PageHeader.substr(HeaderSeek, 4) == "DAV:";
1796                 }
1797
1798                 catch (const out_of_range &oor){
1799                         break;
1800                 }
1801
1802                 if (PageHeader.substr(HeaderSeek, 4) == "DAV:"){
1803
1804                         int CharacterSeek = 5;
1805
1806                         while ((HeaderSeek + CharacterSeek) < PageHeader.size()){
1807
1808                                 if (PageHeader.substr((HeaderSeek + CharacterSeek), 2) == "\r\n"){
1809                                         break;
1810                                 }
1811
1812                                 HeaderValue += PageHeader.substr((HeaderSeek + CharacterSeek), 1);
1813                                 CharacterSeek++;
1814                         }
1815
1816                         break;
1817
1818                 } else {
1819
1820                         FastForward = true;
1821                         continue;
1822
1823                 }
1824
1825                 if (PageHeader[HeaderSeek] == '\n'){
1826                         HeaderName = "";
1827                 }
1828
1829                 //HeaderName += PageHeader.substr(HeaderSeek, 1);
1830
1831         }
1832
1833         // Split the header data.
1834
1835         std::string DAVHeaderValue;
1836
1837         for (int HeaderSeek = 0; HeaderSeek < HeaderValue.size(); HeaderSeek++){
1838
1839                 if (HeaderValue.substr(HeaderSeek, 1) == ","){
1840                         DAVHeaderList.push_back(DAVHeaderValue);
1841                         DAVHeaderValue = "";
1842                         HeaderSeek++;
1843                         continue;
1844                 }
1845
1846                 DAVHeaderValue += HeaderValue[HeaderSeek];
1847
1848         }
1849
1850         if (DAVHeaderValue.size() > 0){
1851
1852                 DAVHeaderList.push_back(DAVHeaderValue);
1853
1854         }
1855
1856         return DAVHeaderList;
1857
1858 }
1859
1860 void CardDAV2::ProcessContactData(COContactList *ContactList){
1861
1862         xmlDocPtr xmlCardDAVDoc;
1863         xmlCardDAVDoc = xmlReadMemory(PageData.c_str(), (int)PageData.size(), "noname.xml", NULL, 0);
1864
1865         xmlNodePtr MultiStatusNode;
1866         xmlNodePtr ResponseNode;
1867         xmlNodePtr ResponseDataNode;
1868         xmlNodePtr PropStatNode;
1869         xmlNodePtr ValueNode;
1870         xmlNodePtr ETagNode;
1871         xmlNodePtr StatusNode;
1872
1873         std::string HREFValue;
1874         std::string ETagValue;
1875         std::string StatusValue;
1876         std::string SyncValue;
1877
1878         // Go through the document!
1879
1880         MultiStatusNode = xmlCardDAVDoc->children;
1881
1882         if (MultiStatusNode == nullptr){
1883                 return;
1884         }
1885
1886         bool SyncTokenFound = false;
1887
1888         // Tranverse through the catacombs of the response to get our ETag for the file and
1889         // the server syncronisation token.
1890
1891         for (ResponseNode = MultiStatusNode->children;
1892                 ResponseNode != nullptr;
1893                 ResponseNode = ResponseNode->next){
1894
1895                 // Check if tag is response or sync-token.
1896
1897                 if (!xmlStrcmp(ResponseNode->name, (const xmlChar *)"response") ||
1898                 !xmlStrcmp(ResponseNode->name, (const xmlChar *)"d:response") ||
1899                 !xmlStrcmp(ResponseNode->name, (const xmlChar *)"D:response")){
1900
1901                         COContactStatus ContactStatus = COCS_UNKNOWN;
1902
1903                         for (ResponseDataNode = ResponseNode->children;
1904                                 ResponseDataNode != nullptr;
1905                                 ResponseDataNode = ResponseDataNode->next){
1906
1907                                 if (!xmlStrcmp(ResponseDataNode->name, (const xmlChar *)"href") ||
1908                                 !xmlStrcmp(ResponseDataNode->name, (const xmlChar *)"d:href") ||
1909                                 !xmlStrcmp(ResponseDataNode->name, (const xmlChar *)"D:href")){
1910
1911                                         HREFValue = (const char*)ResponseDataNode->children->content;
1912
1913                                         // Get the filename after the last forward slash.
1914
1915                                         int LastSlash = 0;
1916
1917                                         for (int HREFValueSeek = 0; HREFValueSeek < HREFValue.size(); HREFValueSeek++){
1918
1919                                                 if (HREFValue[HREFValueSeek] == '/'){
1920
1921                                                         LastSlash = HREFValueSeek;
1922
1923                                                 }
1924
1925                                         }
1926
1927                                         HREFValue = HREFValue.substr((LastSlash + 1));
1928
1929                                 } else if (!xmlStrcmp(ResponseDataNode->name, (const xmlChar *)"propstat") ||
1930                                 !xmlStrcmp(ResponseDataNode->name, (const xmlChar *)"d:propstat") ||
1931                                 !xmlStrcmp(ResponseDataNode->name, (const xmlChar *)"D:propstat")){
1932
1933                                         for (PropStatNode = ResponseDataNode->children;
1934                                                 PropStatNode != nullptr;
1935                                                 PropStatNode = PropStatNode->next){
1936
1937                                                 if (!xmlStrcmp(PropStatNode->name, (const xmlChar *)"prop") ||
1938                                                         !xmlStrcmp(PropStatNode->name, (const xmlChar *)"d:prop") ||
1939                                                         !xmlStrcmp(PropStatNode->name, (const xmlChar *)"D:prop")){
1940
1941                                                         for (ETagNode = PropStatNode->children;
1942                                                                 ETagNode != nullptr;
1943                                                                 ETagNode = ETagNode->next){
1944
1945                                                                         if (!xmlStrcmp(ETagNode->name, (const xmlChar *)"getetag") ||
1946                                                                         !xmlStrcmp(ETagNode->name, (const xmlChar *)"getetag") ||
1947                                                                         !xmlStrcmp(ETagNode->name, (const xmlChar *)"getetag")){
1948
1949                                                                                 ETagValue = (const char*)ETagNode->children->content;
1950
1951                                                                                 if (ETagValue.size() > 2 && ETagValue.substr(0,1) == "\""){
1952                                                                                         ETagValue.erase((ETagValue.size() - 1),1);
1953                                                                                         ETagValue.erase(0,1);
1954                                                                                 }
1955
1956                                                                         }
1957
1958
1959                                                         }
1960
1961                                                 } else if (!xmlStrcmp(PropStatNode->name, (const xmlChar *)"status") ||
1962                                                         !xmlStrcmp(PropStatNode->name, (const xmlChar *)"d:status") ||
1963                                                         !xmlStrcmp(PropStatNode->name, (const xmlChar *)"D:status")){
1964
1965                                                         StatusValue = (const char*)PropStatNode->children->content;
1966
1967                                                         if (StatusValue == "HTTP/1.1 200 OK"){
1968
1969                                                                 ContactStatus = COCS_UPDATED;
1970
1971                                                         } else if (StatusValue == "HTTP/1.1 404 Not Found"){
1972
1973                                                                 ContactStatus = COCS_DELETED;
1974
1975                                                         } else {
1976
1977                                                                 ContactStatus = COCS_UNKNOWN;
1978
1979                                                         }
1980
1981                                                 }
1982
1983                                         }
1984
1985                                 }
1986
1987                         }
1988
1989                         COContactData ContactInformation;
1990
1991                         ContactInformation.Location = HREFValue;
1992                         ContactInformation.Data = ETagValue;
1993                         ContactInformation.Status = ContactStatus;
1994
1995                         HREFValue.clear();
1996                         ETagValue.clear();
1997                         StatusValue.clear();
1998
1999                         ContactList->ListData.push_back(ContactInformation);
2000
2001                 } else if (!xmlStrcmp(ResponseNode->name, (const xmlChar *)"sync-token") ||
2002                         !xmlStrcmp(ResponseNode->name, (const xmlChar *)"d:sync-token") ||
2003                         !xmlStrcmp(ResponseNode->name, (const xmlChar *)"D:sync-token")){
2004
2005                         SyncValue = (const char*)ResponseNode->children->content;
2006
2007                 }
2008
2009         }
2010
2011         ContactList->SyncToken = SyncValue;
2012
2013         xmlFreeDoc(xmlCardDAVDoc);
2014
2015         return;
2016
2017 }