src/ldif.cc

   1 ///
   2 /// \file       ldif.cc
   3 ///             Routines for reading and writing LDAP LDIF data.
   4 ///
   5
   6 /*
   7     Copyright (C) 2005-2007, Net Direct Inc. (http://www.netdirect.ca/)
   8
   9     This program is free software; you can redistribute it and/or modify
  10     it under the terms of the GNU General Public License as published by
  11     the Free Software Foundation; either version 2 of the License, or
  12     (at your option) any later version.
  13
  14     This program is distributed in the hope that it will be useful,
  15     but WITHOUT ANY WARRANTY; without even the implied warranty of
  16     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  17
  18     See the GNU General Public License in the COPYING file at the
  19     root directory of this project for more details.
  20 */
  21
  22 #include "ldif.h"
  23 #include "record.h"
  24 #include "base64.h"
  25 #include <stdexcept>
  26 #include <iostream>
  27 #include <iomanip>
  28
  29 #define __DEBUG_MODE__
  30 #include "debug.h"
  31
  32 namespace Barry {
  33
  34 const ContactLdif::NameToFunc ContactLdif::FieldMap[] = {
  35         { "Email", "Email address",
  36                 &ContactLdif::Email, &ContactLdif::SetEmail },
  37         { "Phone", "Phone number",
  38                 &ContactLdif::Phone, &ContactLdif::SetPhone },
  39         { "Fax", "Fax number",
  40                 &ContactLdif::Fax, &ContactLdif::SetFax },
  41         { "WorkPhone", "Work phone number",
  42                 &ContactLdif::WorkPhone, &ContactLdif::SetWorkPhone },
  43         { "HomePhone", "Home phone number",
  44                 &ContactLdif::HomePhone, &ContactLdif::SetHomePhone },
  45         { "MobilePhone", "Mobile phone number",
  46                 &ContactLdif::MobilePhone, &ContactLdif::SetMobilePhone },
  47         { "Pager", "Pager number",
  48                 &ContactLdif::Pager, &ContactLdif::SetPager },
  49         { "PIN", "PIN",
  50                 &ContactLdif::PIN, &ContactLdif::SetPIN },
  51         { "FirstName", "First name",
  52                 &ContactLdif::FirstName, &ContactLdif::SetFirstName },
  53         { "LastName", "Last name",
  54                 &ContactLdif::LastName, &ContactLdif::SetLastName },
  55         { "Company", "Company name",
  56                 &ContactLdif::Company, &ContactLdif::SetCompany },
  57         { "DefaultCommunicationsMethod", "Default communications method",
  58                 &ContactLdif::DefaultCommunicationsMethod, &ContactLdif::SetDefaultCommunicationsMethod },
  59         { "Address1", "Address, line 1",
  60                 &ContactLdif::Address1, &ContactLdif::SetAddress1 },
  61         { "Address2", "Address, line 2",
  62                 &ContactLdif::Address2, &ContactLdif::SetAddress2 },
  63         { "Address3", "Address, line 3",
  64                 &ContactLdif::Address3, &ContactLdif::SetAddress3 },
  65         { "City", "City",
  66                 &ContactLdif::City, &ContactLdif::SetCity },
  67         { "Province", "Province / State",
  68                 &ContactLdif::Province, &ContactLdif::SetProvince },
  69         { "PostalCode", "Postal / ZIP code",
  70                 &ContactLdif::PostalCode, &ContactLdif::SetPostalCode },
  71         { "Country", "Country",
  72                 &ContactLdif::Country, &ContactLdif::SetCountry },
  73         { "Title", "Title",
  74                 &ContactLdif::Title, &ContactLdif::SetTitle },
  75         { "PublicKey", "Public key",
  76                 &ContactLdif::PublicKey, &ContactLdif::SetPublicKey },
  77         { "Notes", "Notes",
  78                 &ContactLdif::Notes, &ContactLdif::SetNotes },
  79         { "PostalAddress", "Mailing address (includes address lines, city, province, country, and postal code)",
  80                 &ContactLdif::PostalAddress, &ContactLdif::SetPostalAddress },
  81         { "FullName", "First + Last names",
  82                 &ContactLdif::FullName, &ContactLdif::SetFullName },
  83         { "FQDN", "Fully qualified domain name",
  84                 &ContactLdif::FQDN, &ContactLdif::SetFQDN },
  85         { 0, 0, 0 }
  86 };
  87
  88
  89 bool ContactLdif::LdifAttribute::operator<(const LdifAttribute &other) const
  90 {
  91         // the dn attribute always comes first in LDIF output
  92         if( name == "dn" ) {
  93                 if( other.name == "dn" )
  94                         return false;   // both dn, so equal
  95                 return true;
  96         }
  97         else if( other.name == "dn" )
  98                 return false;
  99
 100         return (order < other.order && name != other.name) ||
 101                 (order == other.order && name < other.name);
 102 }
 103
 104 bool ContactLdif::LdifAttribute::operator==(const LdifAttribute &other) const
 105 {
 106         return name == other.name;
 107 }
 108
 109
 110 ///////////////////////////////////////////////////////////////////////////////
 111 // ContactLdif class
 112
 113 ContactLdif::ContactLdif(const std::string &baseDN)
 114         : m_baseDN(baseDN)
 115 {
 116         // setup some sane defaults
 117         Map("mail", &ContactLdif::Email, &ContactLdif::SetEmail);
 118         Map("facsimileTelephoneNumber", &ContactLdif::Fax, &ContactLdif::SetFax);
 119         Map("telephoneNumber", &ContactLdif::WorkPhone, &ContactLdif::SetWorkPhone);
 120         Map("homePhone", &ContactLdif::HomePhone, &ContactLdif::SetHomePhone);
 121         Map("mobile", &ContactLdif::MobilePhone, &ContactLdif::SetMobilePhone);
 122         Map("pager", &ContactLdif::Pager, &ContactLdif::SetPager);
 123         Map("l", &ContactLdif::City, &ContactLdif::SetCity);
 124         Map("st", &ContactLdif::Province, &ContactLdif::SetProvince);
 125         Map("postalCode", &ContactLdif::PostalCode, &ContactLdif::SetPostalCode);
 126         Map("o", &ContactLdif::Company, &ContactLdif::SetCompany);
 127         Map("c", &ContactLdif::Country, &ContactLdif::SetCountry);
 128         SetObjectClass("c", "country");
 129
 130         Map("title", &ContactLdif::Title, &ContactLdif::SetTitle);
 131         Map("dn", &ContactLdif::FQDN, &ContactLdif::SetFQDN);
 132         Map("displayName", &ContactLdif::FullName, &ContactLdif::SetFullName);
 133         Map("cn", &ContactLdif::FullName, &ContactLdif::SetFullName);
 134         Map("sn", &ContactLdif::LastName, &ContactLdif::SetLastName);
 135         Map("givenName", &ContactLdif::FirstName, &ContactLdif::SetFirstName);
 136         Map("street", &ContactLdif::Address1, &ContactLdif::SetAddress1);
 137         Map("postalAddress", &ContactLdif::PostalAddress, &ContactLdif::SetPostalAddress);
 138         Map("note", &ContactLdif::Notes, &ContactLdif::SetNotes);
 139
 140         // add heuristics hooks
 141         Hook("cn", &m_cn);
 142         Hook("displayName", &m_displayName);
 143         Hook("sn", &m_sn);
 144         Hook("givenName", &m_givenName);
 145
 146         // set default DN attribute
 147         SetDNAttr("cn");
 148 }
 149
 150 ContactLdif::~ContactLdif()
 151 {
 152 }
 153
 154 void ContactLdif::DoWrite(Barry::Contact &con,
 155                           const std::string &attr,
 156                           const std::string &data)
 157 {
 158         // valid?
 159         if( attr.size() == 0 || data.size() == 0 )
 160                 return;
 161
 162         // now have attr/data pair, check hooks:
 163         HookMapType::iterator hook = m_hookMap.find(attr);
 164         if( hook != m_hookMap.end() ) {
 165                 *(hook->second) = data;
 166         }
 167
 168         // run according to map
 169         AccessMapType::iterator acc = m_map.find(attr);
 170         if( acc != m_map.end() ) {
 171                 (this->*(acc->second.write))(con, data);
 172         }
 173 }
 174
 175 void ContactLdif::Hook(const std::string &ldifname, std::string *var)
 176 {
 177         m_hookMap[ldifname] = var;
 178 }
 179
 180 const ContactLdif::NameToFunc*
 181 ContactLdif::GetField(const std::string &fieldname) const
 182 {
 183         for( const NameToFunc *n = FieldMap; n->name; n++ ) {
 184                 if( fieldname == n->name )
 185                         return n;
 186         }
 187         return 0;
 188 }
 189
 190 std::string ContactLdif::GetFieldReadName(GetFunctionType read) const
 191 {
 192         for( const NameToFunc *n = FieldMap; n->name; n++ ) {
 193                 if( read == n->read )
 194                         return n->name;
 195         }
 196         return "<unknown>";
 197 }
 198
 199 std::string ContactLdif::GetFieldWriteName(SetFunctionType write) const
 200 {
 201         for( const NameToFunc *n = FieldMap; n->name; n++ ) {
 202                 if( write == n->write )
 203                         return n->name;
 204         }
 205         return "<unknown>";
 206 }
 207
 208 bool ContactLdif::Map(const LdifAttribute &ldifname,
 209                       const std::string &readField,
 210                       const std::string &writeField)
 211 {
 212         const NameToFunc *read = GetField(readField);
 213         const NameToFunc *write = GetField(writeField);
 214         if( !read || !write )
 215                 return false;
 216         Map(ldifname, read->read, write->write);
 217         return true;
 218 }
 219
 220 void ContactLdif::Map(const LdifAttribute &ldifname,
 221                       GetFunctionType read,
 222                       SetFunctionType write)
 223 {
 224         m_map[ldifname] = AccessPair(read, write);
 225 }
 226
 227 void ContactLdif::Unmap(const LdifAttribute &ldifname)
 228 {
 229         m_map.erase(ldifname);
 230 }
 231
 232 //
 233 // SetDNAttr
 234 //
 235 /// Sets the LDIF attribute name to use when constructing the FQDN.
 236 /// The FQDN field will take this name, and combine it with the
 237 /// baseDN from the constructor to produce a FQDN for the record.
 238 ///
 239 bool ContactLdif::SetDNAttr(const LdifAttribute &name)
 240 {
 241         // try to find the attribute in the map
 242         AccessMapType::iterator i = m_map.find(name);
 243         if( i == m_map.end() )
 244                 return false;
 245
 246         m_dnAttr = name;
 247         return true;
 248 }
 249
 250 bool ContactLdif::SetObjectClass(const LdifAttribute &name,
 251                                  const std::string &objectClass)
 252 {
 253         AccessMapType::iterator i = m_map.find(name);
 254         if( i == m_map.end() )
 255                 return false;
 256
 257         LdifAttribute key = i->first;
 258         AccessPair pair = i->second;
 259         m_map.erase(key);
 260         key.objectClass = objectClass;
 261         m_map[key] = pair;
 262         return true;
 263 }
 264
 265 bool ContactLdif::SetObjectOrder(const LdifAttribute &name, int order)
 266 {
 267         AccessMapType::iterator i = m_map.find(name);
 268         if( i == m_map.end() )
 269                 return false;
 270
 271         LdifAttribute key = i->first;
 272         AccessPair pair = i->second;
 273         m_map.erase(key);
 274         key.order = order;
 275         m_map[key] = pair;
 276         return true;
 277 }
 278
 279
 280 std::string ContactLdif::Email(const Barry::Contact &con) const
 281 {
 282         return con.Email;
 283 }
 284
 285 std::string ContactLdif::Phone(const Barry::Contact &con) const
 286 {
 287         return con.Phone;
 288 }
 289
 290 std::string ContactLdif::Fax(const Barry::Contact &con) const
 291 {
 292         return con.Fax;
 293 }
 294
 295 std::string ContactLdif::WorkPhone(const Barry::Contact &con) const
 296 {
 297         return con.WorkPhone;
 298 }
 299
 300 std::string ContactLdif::HomePhone(const Barry::Contact &con) const
 301 {
 302         return con.HomePhone;
 303 }
 304
 305 std::string ContactLdif::MobilePhone(const Barry::Contact &con) const
 306 {
 307         return con.MobilePhone;
 308 }
 309
 310 std::string ContactLdif::Pager(const Barry::Contact &con) const
 311 {
 312         return con.Pager;
 313 }
 314
 315 std::string ContactLdif::PIN(const Barry::Contact &con) const
 316 {
 317         return con.PIN;
 318 }
 319
 320 std::string ContactLdif::FirstName(const Barry::Contact &con) const
 321 {
 322         return con.FirstName;
 323 }
 324
 325 std::string ContactLdif::LastName(const Barry::Contact &con) const
 326 {
 327         return con.LastName;
 328 }
 329
 330 std::string ContactLdif::Company(const Barry::Contact &con) const
 331 {
 332         return con.Company;
 333 }
 334
 335 std::string ContactLdif::DefaultCommunicationsMethod(const Barry::Contact &con) const
 336 {
 337         return con.DefaultCommunicationsMethod;
 338 }
 339
 340 std::string ContactLdif::Address1(const Barry::Contact &con) const
 341 {
 342         return con.Address1;
 343 }
 344
 345 std::string ContactLdif::Address2(const Barry::Contact &con) const
 346 {
 347         return con.Address2;
 348 }
 349
 350 std::string ContactLdif::Address3(const Barry::Contact &con) const
 351 {
 352         return con.Address3;
 353 }
 354
 355 std::string ContactLdif::City(const Barry::Contact &con) const
 356 {
 357         return con.City;
 358 }
 359
 360 std::string ContactLdif::Province(const Barry::Contact &con) const
 361 {
 362         return con.Province;
 363 }
 364
 365 std::string ContactLdif::PostalCode(const Barry::Contact &con) const
 366 {
 367         return con.PostalCode;
 368 }
 369
 370 std::string ContactLdif::Country(const Barry::Contact &con) const
 371 {
 372         return con.Country;
 373 }
 374
 375 std::string ContactLdif::Title(const Barry::Contact &con) const
 376 {
 377         return con.Title;
 378 }
 379
 380 std::string ContactLdif::PublicKey(const Barry::Contact &con) const
 381 {
 382         return con.PublicKey;
 383 }
 384
 385 std::string ContactLdif::Notes(const Barry::Contact &con) const
 386 {
 387         return con.Notes;
 388 }
 389
 390 std::string ContactLdif::PostalAddress(const Barry::Contact &con) const
 391 {
 392         return con.GetPostalAddress();
 393 }
 394
 395 std::string ContactLdif::FullName(const Barry::Contact &con) const
 396 {
 397         std::string Full = con.FirstName;
 398         if( Full.size() && con.LastName.size() )
 399                 Full += " ";
 400         Full += con.LastName;
 401         return Full;
 402 }
 403
 404 std::string ContactLdif::FQDN(const Barry::Contact &con) const
 405 {
 406         std::string FQDN = m_dnAttr.name;
 407         FQDN += "=";
 408
 409         AccessMapType::const_iterator i = m_map.find(m_dnAttr);
 410         if( i != m_map.end() ) {
 411                 FQDN += (this->*(i->second.read))(con);
 412         }
 413         else {
 414                 FQDN += "unknown";
 415         }
 416
 417         FQDN += ",";
 418         FQDN += m_baseDN;
 419         return FQDN;
 420 }
 421
 422 void ContactLdif::SetEmail(Barry::Contact &con, const std::string &val) const
 423 {
 424         con.Email = val;
 425 }
 426
 427 void ContactLdif::SetPhone(Barry::Contact &con, const std::string &val) const
 428 {
 429         con.Phone = val;
 430 }
 431
 432 void ContactLdif::SetFax(Barry::Contact &con, const std::string &val) const
 433 {
 434         con.Fax = val;
 435 }
 436
 437 void ContactLdif::SetWorkPhone(Barry::Contact &con, const std::string &val) const
 438 {
 439         con.WorkPhone = val;
 440 }
 441
 442 void ContactLdif::SetHomePhone(Barry::Contact &con, const std::string &val) const
 443 {
 444         con.HomePhone = val;
 445 }
 446
 447 void ContactLdif::SetMobilePhone(Barry::Contact &con, const std::string &val) const
 448 {
 449         con.MobilePhone = val;
 450 }
 451
 452 void ContactLdif::SetPager(Barry::Contact &con, const std::string &val) const
 453 {
 454         con.Pager = val;
 455 }
 456
 457 void ContactLdif::SetPIN(Barry::Contact &con, const std::string &val) const
 458 {
 459         con.PIN = val;
 460 }
 461
 462 void ContactLdif::SetFirstName(Barry::Contact &con, const std::string &val) const
 463 {
 464         con.FirstName = val;
 465 }
 466
 467 void ContactLdif::SetLastName(Barry::Contact &con, const std::string &val) const
 468 {
 469         con.LastName = val;
 470 }
 471
 472 void ContactLdif::SetCompany(Barry::Contact &con, const std::string &val) const
 473 {
 474         con.Company = val;
 475 }
 476
 477 void ContactLdif::SetDefaultCommunicationsMethod(Barry::Contact &con, const std::string &val) const
 478 {
 479         con.DefaultCommunicationsMethod = val;
 480 }
 481
 482 void ContactLdif::SetAddress1(Barry::Contact &con, const std::string &val) const
 483 {
 484         con.Address1 = val;
 485 }
 486
 487 void ContactLdif::SetAddress2(Barry::Contact &con, const std::string &val) const
 488 {
 489         con.Address2 = val;
 490 }
 491
 492 void ContactLdif::SetAddress3(Barry::Contact &con, const std::string &val) const
 493 {
 494         con.Address3 = val;
 495 }
 496
 497 void ContactLdif::SetCity(Barry::Contact &con, const std::string &val) const
 498 {
 499         con.City = val;
 500 }
 501
 502 void ContactLdif::SetProvince(Barry::Contact &con, const std::string &val) const
 503 {
 504         con.Province = val;
 505 }
 506
 507 void ContactLdif::SetPostalCode(Barry::Contact &con, const std::string &val) const
 508 {
 509         con.PostalCode = val;
 510 }
 511
 512 void ContactLdif::SetCountry(Barry::Contact &con, const std::string &val) const
 513 {
 514         con.Country = val;
 515 }
 516
 517 void ContactLdif::SetTitle(Barry::Contact &con, const std::string &val) const
 518 {
 519         con.Title = val;
 520 }
 521
 522 void ContactLdif::SetPublicKey(Barry::Contact &con, const std::string &val) const
 523 {
 524         con.PublicKey = val;
 525 }
 526
 527 void ContactLdif::SetNotes(Barry::Contact &con, const std::string &val) const
 528 {
 529         con.Notes = val;
 530 }
 531
 532 void ContactLdif::SetPostalAddress(Barry::Contact &con, const std::string &val) const
 533 {
 534         // fixme;
 535 //      throw std::runtime_error("SetPostalAddress() not implemented");
 536 //      std::cout << "SetPostalAddress() not implemented: " << val << std::endl;
 537 }
 538
 539 void ContactLdif::SetFullName(Barry::Contact &con, const std::string &val) const
 540 {
 541         std::string first, last;
 542         Contact::SplitName(val, first, last);
 543         con.FirstName = first;
 544         con.LastName = last;
 545 }
 546
 547 void ContactLdif::SetFQDN(Barry::Contact &con, const std::string &val) const
 548 {
 549         throw std::runtime_error("not implemented");
 550 }
 551
 552
 553 void ContactLdif::ClearHeuristics()
 554 {
 555         m_cn.clear();
 556         m_displayName.clear();
 557         m_sn.clear();
 558         m_givenName.clear();
 559 }
 560
 561 bool ContactLdif::RunHeuristics(Barry::Contact &con)
 562 {
 563         // start fresh
 564         con.LastName.clear();
 565         con.FirstName.clear();
 566
 567         // find the best match for name... prefer sn/givenName if available
 568         if( m_sn.size() ) {
 569                 con.LastName = m_sn;
 570         }
 571         if( m_givenName.size() ) {
 572                 con.FirstName = m_givenName;
 573         }
 574
 575         if( !con.LastName.size() || !con.FirstName.size() ) {
 576                 std::string first, last;
 577
 578                 // still don't have a complete name, check cn first
 579                 if( m_cn.size() ) {
 580                         Contact::SplitName(m_cn, first, last);
 581                         if( !con.LastName.size() && last.size() )
 582                                 con.LastName = last;
 583                         if( !con.FirstName.size() && first.size() )
 584                                 con.FirstName = first;
 585                 }
 586
 587                 // displayName is last chance
 588                 if( m_displayName.size() ) {
 589                         Contact::SplitName(m_displayName, first, last);
 590                         if( !con.LastName.size() && last.size() )
 591                                 con.LastName = last;
 592                         if( !con.FirstName.size() && first.size() )
 593                                 con.FirstName = first;
 594                 }
 595         }
 596
 597         return con.LastName.size() && con.FirstName.size();
 598 }
 599
 600
 601 //
 602 // DumpLdif
 603 //
 604 /// Output contact data to os in LDAP LDIF format.
 605 ///
 606 void ContactLdif::DumpLdif(std::ostream &os,
 607                        const Barry::Contact &con) const
 608 {
 609         std::ios::fmtflags oldflags = os.setf(std::ios::left);
 610         char fill = os.fill(' ');
 611
 612         if( FirstName(con).size() == 0 && LastName(con).size() == 0 )
 613                 return;                 // nothing to do
 614
 615         os << "# Contact 0x" << std::hex << con.GetID() << ", "
 616                 << FullName(con) << "\n";
 617
 618         // cycle through the map
 619         for(    AccessMapType::const_iterator b = m_map.begin();
 620                 b != m_map.end();
 621                 ++b )
 622         {
 623                 // print only fields with data
 624                 const std::string field = (this->*(b->second.read))(con);
 625                 if( field.size() ) {
 626                         os << b->first.name << MakeLdifData(field) << "\n";
 627                         if( b->first.objectClass.size() )
 628                                 os << "objectClass: " << b->first.objectClass << "\n";
 629                 }
 630         }
 631
 632         os << "objectClass: inetOrgPerson\n";
 633
 634         // last line must be empty
 635         os << "\n";
 636
 637         // cleanup the stream
 638         os.flags(oldflags);
 639         os.fill(fill);
 640 }
 641
 642 bool ContactLdif::ReadLdif(std::istream &is, Barry::Contact &con)
 643 {
 644         std::string line;
 645
 646         // start fresh
 647         con.Clear();
 648         ClearHeuristics();
 649
 650         // search for beginning dn: line
 651         bool found = false;
 652         while( std::getline(is, line) ) {
 653                 if( strncmp(line.c_str(), "dn: ", 4) == 0 ) {
 654                         found = true;
 655                         break;
 656                 }
 657         }
 658         if( !found )
 659                 return false;
 660
 661         // storage for various name styles
 662         std::string coded, decode, attr, data;
 663         bool b64field = false;
 664
 665         // read ldif lines until empty line is found
 666         while( getline(is, line) && line.size() ) {
 667
 668                 if( b64field ) {
 669                         // processing a base64 encoded field
 670                         if( line[0] == ' ' ) {
 671                                 coded += "\n";
 672                                 coded += line;
 673                                 continue;
 674                         }
 675                         else {
 676                                 // end of base64 block... ignore errors,
 677                                 // and attempt to save everything decodable...
 678                                 // the LDAP server sometimes returns incomplete
 679                                 // base64 encoding, but otherwise the data is fine
 680                                 base64_decode(coded, decode);
 681                                 DoWrite(con, attr, decode);
 682                                 coded.clear();
 683                                 b64field = false;
 684                         }
 685                         // fall through to process new line
 686                 }
 687
 688
 689                 // split into attribute / data
 690                 std::string::size_type delim = line.find(':'), dstart;
 691                 if( delim == std::string::npos )
 692                         continue;
 693
 694                 attr.assign(line, 0, delim);
 695                 dstart = delim + 1;
 696                 while( line[dstart] == ' ' || line[dstart] == ':' )
 697                         dstart++;
 698                 data = line.substr(dstart);
 699
 700                 // is this data base64 encoded?
 701                 if( line[delim + 1] == ':' ) {
 702                         coded = data;
 703                         b64field = true;
 704                         continue;
 705                 }
 706
 707                 DoWrite(con, attr, data);
 708         }
 709
 710         if( b64field ) {
 711                 // clean up base64 decoding... ignore errors, see above comment
 712                 base64_decode(coded, decode);
 713                 DoWrite(con, attr, decode);
 714                 coded.clear();
 715                 b64field = false;
 716         }
 717
 718         return RunHeuristics(con);
 719 }
 720
 721 void ContactLdif::DumpMap(std::ostream &os) const
 722 {
 723         std::ios::fmtflags oldflags = os.setf(std::ios::left);
 724         char fill = os.fill(' ');
 725
 726         os << "ContactLdif Mapping:\n";
 727
 728         // cycle through the map
 729         for(    AccessMapType::const_iterator b = m_map.begin();
 730                 b != m_map.end();
 731                 ++b )
 732         {
 733                 os << "   " << std::left << std::setw(20) << b->first.name
 734                    << "->  " << GetFieldReadName(b->second.read)
 735                    << " / " << GetFieldWriteName(b->second.write) << "\n";
 736
 737                 // find read/write names
 738
 739                 if( b->first.objectClass.size() ) {
 740                         os << "   " << std::setw(20) << " "
 741                            << "objectClass: " << b->first.objectClass << "\n";
 742                 }
 743         }
 744
 745         os << "   >>> DN attribute: " << m_dnAttr.name << "\n";
 746
 747         // cleanup the stream
 748         os.flags(oldflags);
 749         os.fill(fill);
 750 }
 751
 752 std::string ContactLdif::MakeLdifData(const std::string &str)
 753 {
 754         std::string data = ":";
 755
 756         if( NeedsEncoding(str) ) {
 757                 std::string b64;
 758                 base64_encode(str, b64);
 759
 760                 data += ": ";
 761                 data += b64;
 762         }
 763         else {
 764                 data += " ";
 765                 data += str;
 766         }
 767
 768         return data;
 769 }
 770
 771 //
 772 // RFC 2849
 773 //
 774 // Must not contain:
 775 //      0x00 (NUL), 0x0a (LF), 0x0d (CR), or anything greater than 0x7f
 776 //
 777 // First char must meet above criteria, plus must not be:
 778 //      0x20 (SPACE), 0x3a (colon), 0x3c ('<')
 779 //
 780 bool ContactLdif::NeedsEncoding(const std::string &str)
 781 {
 782         for( std::string::size_type i = 0; i < str.size(); i++ ) {
 783                 unsigned char c = str[i];
 784
 785                 switch( c )
 786                 {
 787                 case 0x00:
 788                 case 0x0a:
 789                 case 0x0d:
 790                         return true;
 791
 792                 case 0x20:
 793                 case 0x3a:
 794                 case 0x3c:
 795                         if( i == 0 )
 796                                 return true;
 797                 }
 798
 799                 if( c > 0x7f )
 800                         return true;
 801         }
 802         return false;
 803 }
 804
 805 } // namespace Barry
 806