webcit/auth.c

   1 /*
   2  * $Id$
   3  *
   4  * WebcitAuth; Handles authentication of users to a Citadel server.
   5  */
   6
   7 #include "webcit.h"
   8 #include "webserver.h"
   9 #include <ctype.h>
  10
  11
  12 void display_reg(int during_login);
  13
  14 /*
  15  * Access level definitions.  This is initialized from a function rather than a
  16  * static array so that the strings may be localized.
  17  */
  18 char *axdefs[7];
  19
  20 void initialize_axdefs(void) {
  21         axdefs[0] = _("Deleted");       /* an erased user */
  22         axdefs[1] = _("New User");      /* a new user */
  23         axdefs[2] = _("Problem User");  /* a trouble maker */
  24         axdefs[3] = _("Local User");    /* user with normal privileges */
  25         axdefs[4] = _("Network User");  /* a user that may access network resources */
  26         axdefs[5] = _("Preferred User");/* a moderator */
  27         axdefs[6] = _("Aide");          /* chief */
  28 }
  29
  30
  31
  32
  33 /*
  34  * Display the login screen
  35  * mesg = the error message if last attempt failed.
  36  */
  37 void display_login(void)
  38 {
  39         begin_burst();
  40         output_headers(1, 0, 0, 0, 1, 0);
  41         do_template("login", NULL);
  42         end_burst();
  43 }
  44
  45
  46
  47
  48 /*
  49  * Display the openid-enabled login screen
  50  * mesg = the error message if last attempt failed.
  51  */
  52 void display_openid_login(char *mesg)
  53 {
  54   begin_burst();
  55   output_headers(1, 0, 0, 0, 1, 0);
  56   do_template("openid_login", NULL);
  57   end_burst();
  58 }
  59
  60
  61 void display_openid_name_request(const StrBuf *claimed_id, const StrBuf *username)
  62 {
  63         StrBuf *Buf = NULL;
  64
  65         output_headers(1, 1, 2, 0, 0, 0);
  66         wprintf("<div id=\"login_screen\">\n");
  67
  68         Buf = NewStrBufPlain(NULL, StrLength(claimed_id));
  69         StrEscAppend(Buf, claimed_id, NULL, 0, 0);
  70         svprintf(HKEY("VERIFIED"), WCS_STRING, _("Your OpenID <tt>%s</tt> was successfully verified."),
  71                  ChrPtr(Buf));
  72         SVPutBuf("CLAIMED_ID", Buf, 0);
  73
  74
  75         if (StrLength(username) > 0) {
  76                         Buf = NewStrBufPlain(NULL, StrLength(username));
  77                         StrEscAppend(Buf, claimed_id, NULL, 0, 0);
  78                         svprintf(HKEY("REASON"), WCS_STRING,
  79                                  _("However, the user name '%s' conflicts with an existing user."),
  80                                  ChrPtr(Buf));
  81                         FreeStrBuf(&Buf);
  82         }
  83         else {
  84                 svput("REASON", WCS_STRING, "");
  85         }
  86
  87         svput("ACTION_REQUESTED", WCS_STRING, _("Please specify the user name you would like to use."));
  88
  89         svput("USERNAME_BOX", WCS_STRING, _("User name:"));
  90         svput("NEWUSER_BUTTON", WCS_STRING, _("New User"));
  91         svput("EXIT_BUTTON", WCS_STRING, _("Exit"));
  92
  93         svprintf(HKEY("BOXTITLE"), WCS_STRING, _("%s - powered by <a href=\"http://www.citadel.org\">Citadel</a>"),
  94                  ChrPtr(serv_info.serv_humannode));
  95
  96         do_template("openid_manual_create", NULL);
  97         wDumpContent(2);
  98 }
  99
 100
 101
 102 /* Initialize the session
 103  *
 104  * This function needs to get called whenever the session changes from
 105  * not-logged-in to logged-in, either by an explicit login by the user or
 106  * by a timed-out session automatically re-establishing with a little help
 107  * from the browser cookie.  Either way, we need to load access controls and
 108  * preferences from the server.
 109  *
 110  * user                 the username
 111  * pass                 his password
 112  * serv_response        The parameters returned from a Citadel USER or NEWU command
 113  */
 114 void become_logged_in(const StrBuf *user, const StrBuf *pass, StrBuf *serv_response)
 115 {
 116         wcsession *WCC = WC;
 117         char buf[SIZ];
 118         StrBuf *FloorDiv;
 119
 120         WC->logged_in = 1;
 121
 122         if (WCC->wc_fullname == NULL)
 123                 WCC->wc_fullname = NewStrBufPlain(NULL, StrLength(serv_response));
 124         StrBufExtract_token(WCC->wc_fullname, serv_response, 0, '|');
 125         StrBufCutLeft(WCC->wc_fullname, 4 );
 126
 127         if (WCC->wc_username == NULL)
 128                 WCC->wc_username = NewStrBufDup(user);
 129         else {
 130                 FlushStrBuf(WCC->wc_username);
 131                 StrBufAppendBuf(WCC->wc_username, user, 0);
 132         }
 133
 134         if (WCC->wc_password == NULL)
 135                 WCC->wc_password = NewStrBufDup(pass);
 136         else {
 137                 FlushStrBuf(WCC->wc_password);
 138                 StrBufAppendBuf(WCC->wc_password, pass, 0);
 139         }
 140
 141         WCC->axlevel = StrBufExtract_int(serv_response, 1, '|');
 142         if (WCC->axlevel >= 6) { /* TODO: make this a define, else it might trick us later */
 143                 WCC->is_aide = 1;
 144         }
 145
 146         load_preferences();
 147
 148         serv_puts("CHEK");
 149         serv_getln(buf, sizeof buf);
 150         if (buf[0] == '2') {
 151                 WC->new_mail = extract_int(&buf[4], 0);
 152                 WC->need_regi = extract_int(&buf[4], 1);
 153                 WC->need_vali = extract_int(&buf[4], 2);
 154                 extract_token(WC->cs_inet_email, &buf[4], 3, '|', sizeof WC->cs_inet_email);
 155         }
 156
 157         get_preference("floordiv_expanded", &FloorDiv);
 158         WC->floordiv_expanded = FloorDiv;
 159 }
 160
 161
 162 /*
 163  * Perform authentication using a user name and password
 164  */
 165 void do_login(void)
 166 {
 167         wcsession *WCC = WC;
 168         StrBuf *Buf;
 169
 170         if (havebstr("language")) {
 171                 set_selected_language(bstr("language"));
 172                 go_selected_language();
 173         }
 174
 175         if (havebstr("exit_action")) {
 176                 do_logout();
 177                 return;
 178         }
 179         Buf = NewStrBuf();
 180         if (havebstr("login_action")) {
 181                 serv_printf("USER %s", bstr("name"));
 182                 StrBuf_ServGetln(Buf);
 183                 if (GetServerStatus(Buf, NULL) == 3) {
 184                         serv_printf("PASS %s", bstr("pass"));
 185                         StrBuf_ServGetln(Buf);
 186                         if (GetServerStatus(Buf, NULL) == 2) {
 187                                 become_logged_in(sbstr("name"), sbstr("pass"), Buf);
 188                         } else {
 189                                 snprintf(WCC->ImportantMessage,
 190                                          sizeof (WCC->ImportantMessage),
 191                                          "%s",
 192                                          &(ChrPtr(Buf))[4]);
 193                                 display_login();
 194                                 FreeStrBuf(&Buf);
 195                                 return;
 196                         }
 197                 } else {
 198                         snprintf(WCC->ImportantMessage,
 199                                  sizeof (WCC->ImportantMessage),
 200                                  "%s",
 201                                  &(ChrPtr(Buf))[4]);
 202                         display_login();
 203                         FreeStrBuf(&Buf);
 204                         return;
 205                 }
 206         }
 207         if (havebstr("newuser_action")) {
 208                 if (!havebstr("pass")) {
 209                         snprintf(WCC->ImportantMessage,
 210                                  sizeof (WCC->ImportantMessage),
 211                                  "%s",
 212                                  _("Blank passwords are not allowed."));
 213                         display_login();
 214                         FreeStrBuf(&Buf);
 215                         return;
 216                 }
 217                 serv_printf("NEWU %s", bstr("name"));
 218                 StrBuf_ServGetln(Buf);
 219                 if (GetServerStatus(Buf, NULL) == 2) {
 220                         become_logged_in(sbstr("name"), sbstr("pass"), Buf);
 221                         serv_printf("SETP %s", bstr("pass"));
 222                         StrBuf_ServGetln(Buf); /* Don't care? */
 223                 } else {
 224                         snprintf(WCC->ImportantMessage,
 225                                  sizeof (WCC->ImportantMessage),
 226                                  "%s",
 227                                  &(ChrPtr(Buf))[4]);
 228                         display_login();
 229                         FreeStrBuf(&Buf);
 230                         return;
 231                 }
 232         }
 233         if (WCC->logged_in) {
 234                 set_preference("language", NewStrBufPlain(bstr("language"), -1), 1);
 235                 if (WCC->need_regi) {
 236                         display_reg(1);
 237                 } else if (WCC->need_vali) {
 238                         validate();
 239                 } else {
 240                         do_welcome();
 241                 }
 242         } else {
 243                 snprintf(WCC->ImportantMessage,
 244                          sizeof (WCC->ImportantMessage),
 245                          "%s",
 246                          _("Your password was not accepted."));
 247                 display_login();
 248         }
 249         FreeStrBuf(&Buf);
 250 }
 251
 252 /*
 253  * Try to create an account manually after an OpenID was verified
 254  */
 255 void openid_manual_create(void)
 256 {
 257         StrBuf *Buf;
 258
 259         if (havebstr("exit_action")) {
 260                 do_logout();
 261                 return;
 262         }
 263
 264         if (havebstr("newuser_action")) {
 265                 Buf = NewStrBuf();
 266                 serv_printf("OIDC %s", bstr("name"));
 267                 StrBuf_ServGetln(Buf);
 268                 if (GetServerStatus(Buf, NULL) == 2) {
 269                         StrBuf *gpass;
 270
 271                         gpass = NewStrBuf();
 272                         serv_puts("SETP GENERATE_RANDOM_PASSWORD");
 273                         StrBuf_ServGetln(gpass);
 274                         StrBufCutLeft(gpass, 4);
 275                         become_logged_in(sbstr("name"), gpass, Buf);
 276                         FreeStrBuf(&gpass);
 277                 }
 278                 FreeStrBuf(&Buf);
 279         }
 280
 281         if (WC->logged_in) {
 282                 if (WC->need_regi) {
 283                         display_reg(1);
 284                 } else if (WC->need_vali) {
 285                         validate();
 286                 } else {
 287                         do_welcome();
 288                 }
 289         } else {
 290                 display_openid_name_request(sbstr("openid_url"), sbstr("name"));
 291         }
 292
 293 }
 294
 295
 296 /*
 297  * Perform authentication using OpenID
 298  * assemble the checkid_setup request and then redirect to the user's identity provider
 299  */
 300 void do_openid_login(void)
 301 {
 302         wcsession *WCC = WC;
 303         char buf[4096];
 304
 305         if (havebstr("language")) {
 306                 set_selected_language(bstr("language"));
 307                 go_selected_language();
 308         }
 309
 310         if (havebstr("exit_action")) {
 311                 do_logout();
 312                 return;
 313         }
 314         if (havebstr("login_action")) {
 315                 snprintf(buf, sizeof buf,
 316                         "OIDS %s|%s://%s/finalize_openid_login|%s://%s",
 317                         bstr("openid_url"),
 318                          (is_https ? "https" : "http"), ChrPtr(WCC->http_host),
 319                          (is_https ? "https" : "http"), ChrPtr(WCC->http_host)
 320                 );
 321
 322                 serv_puts(buf);
 323                 serv_getln(buf, sizeof buf);
 324                 if (buf[0] == '2') {
 325                         lprintf(CTDL_DEBUG, "OpenID server contacted; redirecting to %s\n", &buf[4]);
 326                         http_redirect(&buf[4]);
 327                         return;
 328                 }
 329                 else {
 330                         display_openid_login(&buf[4]);
 331                         return;
 332                 }
 333         }
 334
 335         /* If we get to this point then something failed. */
 336         display_openid_login(_("Your password was not accepted."));
 337 }
 338
 339 /*
 340  * Complete the authentication using OpenID
 341  * This function handles the positive or negative assertion from the user's Identity Provider
 342  */
 343 void finalize_openid_login(void)
 344 {
 345         StrBuf *Buf;
 346         wcsession *WCC = WC;
 347         int already_logged_in = (WCC->logged_in) ;
 348         int linecount = 0;
 349         StrBuf *result = NULL;
 350         StrBuf *username = NULL;
 351         StrBuf *password = NULL;
 352         StrBuf *logged_in_response = NULL;
 353         StrBuf *claimed_id = NULL;
 354
 355         lprintf(9, "finalize_openid_login() started\n");
 356         if (havebstr("openid.mode")) {
 357                 lprintf(9, "finalize_openid_login() openid.mode = %s\n", bstr("openid.mode"));
 358                 if (!strcasecmp(bstr("openid.mode"), "id_res")) {
 359                         Buf = NewStrBuf();
 360                         serv_puts("OIDF");
 361                         StrBuf_ServGetln(Buf);
 362                         if (GetServerStatus(Buf, NULL) == 8) {
 363                                 urlcontent *u;
 364                                 void *U;
 365                                 long HKLen;
 366                                 const char *HKey;
 367                                 HashPos *Cursor;
 368
 369                                 Cursor = GetNewHashPos (WCC->urlstrings, 0);
 370                                 while (GetNextHashPos(WCC->urlstrings, Cursor, &HKLen, &HKey, &U)) {
 371                                         u = (urlcontent*) U;
 372                                         if (!strncasecmp(u->url_key, "openid.", 7)) {
 373                                                 serv_printf("%s|%s", &u->url_key[7], ChrPtr(u->url_data));
 374                                         }
 375                                 }
 376
 377                                 serv_puts("000");
 378
 379                                 linecount = 0;
 380                                 while (StrBuf_ServGetln(Buf),
 381                                        (StrLength(Buf)==3) &&
 382                                        !strcmp(ChrPtr(Buf), "000"))
 383                                 {
 384                                         if (linecount == 0) result = NewStrBufDup(Buf);
 385                                         if (!strcasecmp(ChrPtr(result), "authenticate")) {
 386                                                 if (linecount == 1) {
 387                                                         username = NewStrBufDup(Buf);
 388                                                 }
 389                                                 else if (linecount == 2) {
 390                                                         password = NewStrBufDup(Buf);
 391                                                 }
 392                                                 else if (linecount == 3) {
 393                                                         logged_in_response = NewStrBufDup(Buf);
 394                                                 }
 395                                         }
 396                                         else if (!strcasecmp(ChrPtr(result), "verify_only")) {
 397                                                 if (linecount == 1) {
 398                                                         claimed_id = NewStrBufDup(Buf);
 399                                                 }
 400                                                 if (linecount == 2) {
 401                                                         username = NewStrBufDup(Buf);
 402                                                 }
 403                                         }
 404                                         ++linecount;
 405                                 }
 406                         }
 407                         FreeStrBuf(&Buf);
 408                 }
 409         }
 410
 411         /* If we were already logged in, this was an attempt to associate an OpenID account */
 412         if (already_logged_in) {
 413                 display_openids();
 414                 FreeStrBuf(&result);
 415                 FreeStrBuf(&username);
 416                 FreeStrBuf(&password);
 417                 FreeStrBuf(&claimed_id);
 418                 FreeStrBuf(&logged_in_response);
 419                 return;
 420         }
 421
 422         /* If this operation logged us in, either by connecting with an existing account or by
 423          * auto-creating one using Simple Registration Extension, we're already on our way.
 424          */
 425         if (!strcasecmp(ChrPtr(result), "authenticate")) {
 426                 lprintf(9, "finalize_openid_login() attempting to become_logged_in()\n");
 427                 become_logged_in(username, password, logged_in_response);
 428         }
 429
 430         /* The specified OpenID was verified but the desired user name was either not specified via SRI
 431          * or conflicts with an existing user.  Either way the user will need to specify a new name.
 432          */
 433
 434         else if (!strcasecmp(ChrPtr(result), "verify_only")) {
 435                 display_openid_name_request(claimed_id, username);
 436         }
 437
 438         /* Did we manage to log in?  If so, continue with the normal flow... */
 439         if (WC->logged_in) {
 440                 if (WC->need_regi) {
 441                         display_reg(1);
 442                 } else {
 443                         do_welcome();
 444                 }
 445         } else {
 446                 display_openid_login(_("Your password was not accepted."));
 447         }
 448
 449         FreeStrBuf(&result);
 450         FreeStrBuf(&username);
 451         FreeStrBuf(&password);
 452         FreeStrBuf(&claimed_id);
 453         FreeStrBuf(&logged_in_response);
 454 }
 455
 456
 457 /*
 458  * Display a welcome screen to the user.
 459  *
 460  * If this is the first time login, and the web based setup is enabled,
 461  * lead the user through the setup routines
 462  */
 463 void do_welcome(void)
 464 {
 465         StrBuf *Buf;
 466 #ifdef XXX_NOT_FINISHED_YET_XXX
 467         FILE *fp;
 468         int i;
 469
 470         /**
 471          * See if we have to run the first-time setup wizard
 472          */
 473         if (WC->is_aide) {
 474                 if (!setup_wizard) {
 475                         int len;
 476                         sprintf(wizard_filename, "setupwiz.%s.%s",
 477                                 ctdlhost, ctdlport);
 478                         len = strlen(wizard_filename);
 479                         for (i=0; i<len; ++i) {
 480                                 if (    (wizard_filename[i]==' ')
 481                                         || (wizard_filename[i] == '/')
 482                                 ) {
 483                                         wizard_filename[i] = '_';
 484                                 }
 485                         }
 486
 487                         fp = fopen(wizard_filename, "r");
 488                         if (fp != NULL) {
 489                                 fgets(buf, sizeof buf, fp);
 490                                 buf[strlen(buf)-1] = 0;
 491                                 fclose(fp);
 492                                 if (atoi(buf) == serv_info.serv_rev_level) {
 493                                         setup_wizard = 1; /**< already run */
 494                                 }
 495                         }
 496                 }
 497
 498                 if (!setup_wizard) {
 499                         http_redirect("setup_wizard");
 500                 }
 501         }
 502 #endif
 503
 504         /*
 505          * Go to the user's preferred start page
 506          */
 507         if (!get_preference("startpage", &Buf)) {
 508                 Buf = NewStrBuf ();
 509                 StrBufPrintf(Buf, "dotskip&room=_BASEROOM_");
 510                 set_preference("startpage", Buf, 1);
 511         }
 512         if (ChrPtr(Buf)[0] == '/') {
 513                 StrBufCutLeft(Buf, 1);
 514         }
 515         if (StrLength(Buf) == 0)
 516                 StrBufAppendBufPlain(Buf, "dotgoto?room=_BASEROOM_", -1, 0);
 517         http_redirect(ChrPtr(Buf));
 518 }
 519
 520
 521 /*
 522  * Disconnect from the Citadel server, and end this WebCit session
 523  */
 524 void end_webcit_session(void) {
 525
 526         serv_puts("QUIT");
 527         WC->killthis = 1;
 528         /* close() of citadel socket will be done by do_housekeeping() */
 529 }
 530
 531 /*
 532  * execute the logout
 533  */
 534 void do_logout(void)
 535 {
 536         char buf[SIZ];
 537
 538         FlushStrBuf(WC->wc_username);
 539         FlushStrBuf(WC->wc_password);
 540         FlushStrBuf(WC->wc_roomname);
 541         FlushStrBuf(WC->wc_fullname);
 542
 543         /* FIXME: this is to suppress the iconbar displaying, because we aren't
 544            actually logged out yet */
 545         WC->logged_in = 0;
 546
 547         /** Calling output_headers() this way causes the cookies to be un-set */
 548         output_headers(1, 1, 0, 1, 0, 0);
 549
 550         wprintf("<div id=\"logout_screen\">");
 551         wprintf("<div class=\"box\">");
 552         wprintf("<div class=\"boxlabel\">");
 553         wprintf(_("Log off"));
 554         wprintf("</div><div class=\"boxcontent\">");
 555         serv_puts("MESG goodbye");
 556         serv_getln(buf, sizeof buf);
 557
 558         if (WC->serv_sock >= 0) {
 559                 if (buf[0] == '1') {
 560                         fmout("CENTER");
 561                 } else {
 562                         wprintf("Goodbye\n");
 563                 }
 564         }
 565         else {
 566                 wprintf(_("This program was unable to connect or stay "
 567                         "connected to the Citadel server.  Please report "
 568                         "this problem to your system administrator.")
 569                 );
 570                 wprintf("<a href=\"http://www.citadel.org/doku.php/"
 571                         "faq:mastering_your_os:net#netstat\">%s</a>",
 572                         _("Read More..."));
 573         }
 574
 575         wprintf("<hr /><div class=\"buttons\"> "
 576                 "<span class=\"button_link\"><a href=\".\">");
 577         wprintf(_("Log in again"));
 578         wprintf("</a></span>&nbsp;&nbsp;&nbsp;<span class=\"button_link\">"
 579                 "<a href=\"javascript:window.close();\">");
 580         wprintf(_("Close window"));
 581         wprintf("</a></span></div></div></div></div>\n");
 582         wDumpContent(2);
 583         end_webcit_session();
 584 }
 585
 586
 587 /*
 588  * validate new users
 589  */
 590 void validate(void)
 591 {
 592         char cmd[SIZ];
 593         char user[SIZ];
 594         char buf[SIZ];
 595         int a;
 596
 597         output_headers(1, 1, 2, 0, 0, 0);
 598         wprintf("<div id=\"banner\">\n");
 599         wprintf("<h1>");
 600         wprintf(_("Validate new users"));
 601         wprintf("</h1>");
 602         wprintf("</div>\n");
 603
 604         wprintf("<div id=\"content\" class=\"service\">\n");
 605
 606         /* If the user just submitted a validation, process it... */
 607         safestrncpy(buf, bstr("user"), sizeof buf);
 608         if (!IsEmptyStr(buf)) {
 609                 if (havebstr("axlevel")) {
 610                         serv_printf("VALI %s|%s", buf, bstr("axlevel"));
 611                         serv_getln(buf, sizeof buf);
 612                         if (buf[0] != '2') {
 613                                 wprintf("<b>%s</b><br>\n", &buf[4]);
 614                         }
 615                 }
 616         }
 617
 618         /* Now see if any more users require validation. */
 619         serv_puts("GNUR");
 620         serv_getln(buf, sizeof buf);
 621         if (buf[0] == '2') {
 622                 wprintf("<b>");
 623                 wprintf(_("No users require validation at this time."));
 624                 wprintf("</b><br>\n");
 625                 wDumpContent(1);
 626                 return;
 627         }
 628         if (buf[0] != '3') {
 629                 wprintf("<b>%s</b><br>\n", &buf[4]);
 630                 wDumpContent(1);
 631                 return;
 632         }
 633
 634         wprintf("<div class=\"fix_scrollbar_bug\">"
 635                 "<table class=\"auth_validate\"><tr><td>\n");
 636         wprintf("<div id=\"validate\">");
 637
 638         safestrncpy(user, &buf[4], sizeof user);
 639         serv_printf("GREG %s", user);
 640         serv_getln(cmd, sizeof cmd);
 641         if (cmd[0] == '1') {
 642                 a = 0;
 643                 do {
 644                         serv_getln(buf, sizeof buf);
 645                         ++a;
 646                         if (a == 1)
 647                                 wprintf("#%s<br><H1>%s</H1>",
 648                                         buf, &cmd[4]);
 649                         if (a == 2) {
 650                                 char *pch;
 651                                 int haveChar = 0;
 652                                 int haveNum = 0;
 653                                 int haveOther = 0;
 654                                 int count = 0;
 655                                 pch = buf;
 656                                 while (!IsEmptyStr(pch))
 657                                 {
 658                                         if (isdigit(*pch))
 659                                                 haveNum = 1;
 660                                         else if (isalpha(*pch))
 661                                                 haveChar = 1;
 662                                         else
 663                                                 haveOther = 1;
 664                                         pch ++;
 665                                 }
 666                                 count = pch - buf;
 667                                 if (count > 7)
 668                                         count = 0;
 669                                 switch (count){
 670                                 case 0:
 671                                         pch = _("very weak");
 672                                         break;
 673                                 case 1:
 674                                         pch = _("weak");
 675                                         break;
 676                                 case 2:
 677                                         pch = _("ok");
 678                                         break;
 679                                 case 3:
 680                                 default:
 681                                         pch = _("strong");
 682                                 }
 683
 684                                 wprintf("PW: %s<br>\n", pch);
 685                         }
 686                         if (a == 3)
 687                                 wprintf("%s<br>\n", buf);
 688                         if (a == 4)
 689                                 wprintf("%s<br>\n", buf);
 690                         if (a == 5)
 691                                 wprintf("%s, ", buf);
 692                         if (a == 6)
 693                                 wprintf("%s ", buf);
 694                         if (a == 7)
 695                                 wprintf("%s<br>\n", buf);
 696                         if (a == 8)
 697                                 wprintf("%s<br>\n", buf);
 698                         if (a == 9)
 699                                 wprintf(_("Current access level: %d (%s)\n"),
 700                                         atoi(buf), axdefs[atoi(buf)]);
 701                 } while (strcmp(buf, "000"));
 702         } else {
 703                 wprintf("<H1>%s</H1>%s<br />\n", user, &cmd[4]);
 704         }
 705
 706         wprintf("<hr />");
 707         wprintf(_("Select access level for this user:"));
 708         wprintf("<br />\n");
 709         for (a = 0; a <= 6; ++a) {
 710                 wprintf("<a href=\"validate?nonce=%d?user=", WC->nonce);
 711                 urlescputs(user);
 712                 wprintf("&axlevel=%d\">%s</A>&nbsp;&nbsp;&nbsp;\n",
 713                         a, axdefs[a]);
 714         }
 715         wprintf("<br />\n");
 716
 717         wprintf("</div>\n");
 718         wprintf("</td></tr></table></div>\n");
 719         wDumpContent(1);
 720 }
 721
 722
 723
 724 /*
 725  * Display form for registration.
 726  *
 727  * (Set during_login to 1 if this registration is being performed during
 728  * new user login and will require chaining to the proper screen.)
 729  */
 730 void display_reg(int during_login)
 731 {
 732         long vcard_msgnum;
 733
 734         if (goto_config_room() != 0) {
 735                 if (during_login) do_welcome();
 736                 else display_main_menu();
 737                 return;
 738         }
 739
 740         vcard_msgnum = locate_user_vcard_in_this_room();
 741         if (vcard_msgnum < 0L) {
 742                 if (during_login) do_welcome();
 743                 else display_main_menu();
 744                 return;
 745         }
 746
 747         if (during_login) {
 748                 do_edit_vcard(vcard_msgnum, "1", "do_welcome", USERCONFIGROOM);
 749         }
 750         else {
 751                 do_edit_vcard(vcard_msgnum, "1", "display_main_menu", USERCONFIGROOM);
 752         }
 753
 754 }
 755
 756
 757
 758
 759 /*
 760  * display form for changing your password
 761  */
 762 void display_changepw(void)
 763 {
 764         WCTemplputParams SubTP;
 765         char buf[SIZ];
 766         StrBuf *Buf;
 767         output_headers(1, 1, 1, 0, 0, 0);
 768
 769         Buf = NewStrBufPlain(_("Change your password"), -1);
 770         memset(&SubTP, 0, sizeof(WCTemplputParams));
 771         SubTP.Filter.ContextType = CTX_STRBUF;
 772         SubTP.Context = Buf;
 773         DoTemplate(HKEY("beginbox"), NULL, &SubTP);
 774
 775         FreeStrBuf(&Buf);
 776
 777         if (!IsEmptyStr(WC->ImportantMessage)) {
 778                 wprintf("<span class=\"errormsg\">"
 779                         "%s</span><br />\n", WC->ImportantMessage);
 780                 safestrncpy(WC->ImportantMessage, "", sizeof WC->ImportantMessage);
 781         }
 782
 783         serv_puts("MESG changepw");
 784         serv_getln(buf, sizeof buf);
 785         if (buf[0] == '1') {
 786                 fmout("CENTER");
 787         }
 788
 789         wprintf("<form name=\"changepwform\" action=\"changepw\" method=\"post\">\n");
 790         wprintf("<input type=\"hidden\" name=\"nonce\" value=\"%d\">\n", WC->nonce);
 791         wprintf("<table class=\"altern\" ");
 792         wprintf("<tr class=\"even\"><td>");
 793         wprintf(_("Enter new password:"));
 794         wprintf("</td><td>");
 795         wprintf("<input type=\"password\" name=\"newpass1\" value=\"\" maxlength=\"20\"></td></tr>\n");
 796         wprintf("<tr class=\"odd\"><td>");
 797         wprintf(_("Enter it again to confirm:"));
 798         wprintf("</td><td>");
 799         wprintf("<input type=\"password\" name=\"newpass2\" value=\"\" maxlength=\"20\"></td></tr>\n");
 800         wprintf("</table>\n");
 801
 802         wprintf("<div class=\"buttons\">\n");
 803         wprintf("<input type=\"submit\" name=\"change_action\" value=\"%s\">", _("Change password"));
 804         wprintf("&nbsp;");
 805         wprintf("<input type=\"submit\" name=\"cancel_action\" value=\"%s\">\n", _("Cancel"));
 806         wprintf("</div>\n");
 807         wprintf("</form>\n");
 808
 809         do_template("endbox", NULL);
 810         wDumpContent(1);
 811 }
 812
 813 /*
 814  * change password
 815  * if passwords match, propagate it to citserver.
 816  */
 817 void changepw(void)
 818 {
 819         char buf[SIZ];
 820         char newpass1[32], newpass2[32];
 821
 822         if (!havebstr("change_action")) {
 823                 safestrncpy(WC->ImportantMessage,
 824                         _("Cancelled.  Password was not changed."),
 825                         sizeof WC->ImportantMessage);
 826                 display_main_menu();
 827                 return;
 828         }
 829
 830         safestrncpy(newpass1, bstr("newpass1"), sizeof newpass1);
 831         safestrncpy(newpass2, bstr("newpass2"), sizeof newpass2);
 832
 833         if (strcasecmp(newpass1, newpass2)) {
 834                 safestrncpy(WC->ImportantMessage,
 835                         _("They don't match.  Password was not changed."),
 836                         sizeof WC->ImportantMessage);
 837                 display_changepw();
 838                 return;
 839         }
 840
 841         if (IsEmptyStr(newpass1)) {
 842                 safestrncpy(WC->ImportantMessage,
 843                         _("Blank passwords are not allowed."),
 844                         sizeof WC->ImportantMessage);
 845                 display_changepw();
 846                 return;
 847         }
 848
 849         serv_printf("SETP %s", newpass1);
 850         serv_getln(buf, sizeof buf);
 851         sprintf(WC->ImportantMessage, "%s", &buf[4]);
 852         if (buf[0] == '2') {
 853                 if (WC->wc_password == NULL)
 854                         WC->wc_password = NewStrBufPlain(buf, -1);
 855                 else {
 856                         FlushStrBuf(WC->wc_password);
 857                         StrBufAppendBufPlain(WC->wc_password,  buf, -1, 0);
 858                 }
 859                 display_main_menu();
 860         }
 861         else {
 862                 display_changepw();
 863         }
 864 }
 865
 866 int ConditionalAide(StrBuf *Target, WCTemplputParams *TP)
 867 {
 868         return (WC->is_aide == 0);
 869 }
 870
 871 int ConditionalRoomAide(StrBuf *Target, WCTemplputParams *TP)
 872 {
 873         return (WC->is_room_aide == 0);
 874 }
 875
 876 int ConditionalIsLoggedIn(StrBuf *Target, WCTemplputParams *TP) {
 877   return (WC->logged_in == 0);
 878 }
 879 int ConditionalRoomAcessDelete(StrBuf *Target, WCTemplputParams *TP)
 880 {
 881         wcsession *WCC = WC;
 882         return ( (WCC->is_room_aide) || (WCC->is_mailbox) || (WCC->room_flags2 & QR2_COLLABDEL) );
 883 }
 884
 885
 886
 887 void _display_openid_login(void) {display_openid_login(NULL);}
 888 void _display_reg(void) {display_reg(0);}
 889
 890
 891 void
 892 InitModule_AUTH
 893 (void)
 894 {
 895         WebcitAddUrlHandler(HKEY("do_welcome"), do_welcome, ANONYMOUS);
 896         WebcitAddUrlHandler(HKEY("login"), do_login, ANONYMOUS);
 897         WebcitAddUrlHandler(HKEY("display_openid_login"), _display_openid_login, ANONYMOUS);
 898         WebcitAddUrlHandler(HKEY("openid_login"), do_openid_login, ANONYMOUS);
 899         WebcitAddUrlHandler(HKEY("finalize_openid_login"), finalize_openid_login, ANONYMOUS);
 900         WebcitAddUrlHandler(HKEY("openid_manual_create"), openid_manual_create, ANONYMOUS);
 901         WebcitAddUrlHandler(HKEY("do_logout"), do_logout, 0);
 902         WebcitAddUrlHandler(HKEY("validate"), validate, 0);
 903         WebcitAddUrlHandler(HKEY("display_reg"), _display_reg, 0);
 904         WebcitAddUrlHandler(HKEY("display_changepw"), display_changepw, 0);
 905         WebcitAddUrlHandler(HKEY("changepw"), changepw, 0);
 906         WebcitAddUrlHandler(HKEY("termquit"), do_logout, 0);
 907
 908         RegisterConditional(HKEY("COND:AIDE"), 2, ConditionalAide, CTX_NONE);
 909         RegisterConditional(HKEY("COND:ROOMAIDE"), 2, ConditionalRoomAide, CTX_NONE);
 910         RegisterConditional(HKEY("COND:ACCESS:DELETE"), 2, ConditionalRoomAcessDelete, CTX_NONE);
 911         RegisterConditional(HKEY("COND:LOGGEDIN"), 2, ConditionalIsLoggedIn, CTX_NONE);
 912
 913         return ;
 914 }