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         if (havebstr("openid.mode")) {
 356                 if (!strcasecmp(bstr("openid.mode"), "id_res")) {
 357                         Buf = NewStrBuf();
 358                         serv_puts("OIDF");
 359                         StrBuf_ServGetln(Buf);
 360                         if (GetServerStatus(Buf, NULL) == 8) {
 361                                 urlcontent *u;
 362                                 void *U;
 363                                 long HKLen;
 364                                 const char *HKey;
 365                                 HashPos *Cursor;
 366
 367                                 Cursor = GetNewHashPos (WCC->urlstrings, 0);
 368                                 while (GetNextHashPos(WCC->urlstrings, Cursor, &HKLen, &HKey, &U)) {
 369                                         u = (urlcontent*) U;
 370                                         if (!strncasecmp(u->url_key, "openid.", 7)) {
 371                                                 serv_printf("%s|%s", &u->url_key[7], ChrPtr(u->url_data));
 372                                         }
 373                                 }
 374
 375                                 serv_puts("000");
 376
 377                                 linecount = 0;
 378                                 while (StrBuf_ServGetln(Buf),
 379                                        (StrLength(Buf)==3) &&
 380                                        !strcmp(ChrPtr(Buf), "000"))
 381                                 {
 382                                         if (linecount == 0) result = NewStrBufDup(Buf);
 383                                         if (!strcasecmp(ChrPtr(result), "authenticate")) {
 384                                                 if (linecount == 1) {
 385                                                         username = NewStrBufDup(Buf);
 386                                                 }
 387                                                 else if (linecount == 2) {
 388                                                         password = NewStrBufDup(Buf);
 389                                                 }
 390                                                 else if (linecount == 3) {
 391                                                         logged_in_response = NewStrBufDup(Buf);
 392                                                 }
 393                                         }
 394                                         else if (!strcasecmp(ChrPtr(result), "verify_only")) {
 395                                                 if (linecount == 1) {
 396                                                         claimed_id = NewStrBufDup(Buf);
 397                                                 }
 398                                                 if (linecount == 2) {
 399                                                         username = NewStrBufDup(Buf);
 400                                                 }
 401                                         }
 402                                         ++linecount;
 403                                 }
 404                         }
 405                         FreeStrBuf(&Buf);
 406                 }
 407         }
 408
 409         /* If we were already logged in, this was an attempt to associate an OpenID account */
 410         if (already_logged_in) {
 411                 display_openids();
 412                 FreeStrBuf(&result);
 413                 FreeStrBuf(&username);
 414                 FreeStrBuf(&password);
 415                 FreeStrBuf(&claimed_id);
 416                 FreeStrBuf(&logged_in_response);
 417                 return;
 418         }
 419
 420         /* If this operation logged us in, either by connecting with an existing account or by
 421          * auto-creating one using Simple Registration Extension, we're already on our way.
 422          */
 423         if (!strcasecmp(ChrPtr(result), "authenticate")) {
 424                 become_logged_in(username, password, logged_in_response);
 425         }
 426
 427         /* The specified OpenID was verified but the desired user name was either not specified via SRI
 428          * or conflicts with an existing user.  Either way the user will need to specify a new name.
 429          */
 430
 431         else if (!strcasecmp(ChrPtr(result), "verify_only")) {
 432                 display_openid_name_request(claimed_id, username);
 433         }
 434
 435         /* Did we manage to log in?  If so, continue with the normal flow... */
 436         if (WC->logged_in) {
 437                 if (WC->need_regi) {
 438                         display_reg(1);
 439                 } else {
 440                         do_welcome();
 441                 }
 442         } else {
 443                 display_openid_login(_("Your password was not accepted."));
 444         }
 445
 446         FreeStrBuf(&result);
 447         FreeStrBuf(&username);
 448         FreeStrBuf(&password);
 449         FreeStrBuf(&claimed_id);
 450         FreeStrBuf(&logged_in_response);
 451 }
 452
 453
 454 /*
 455  * Display a welcome screen to the user.
 456  *
 457  * If this is the first time login, and the web based setup is enabled,
 458  * lead the user through the setup routines
 459  */
 460 void do_welcome(void)
 461 {
 462         StrBuf *Buf;
 463 #ifdef XXX_NOT_FINISHED_YET_XXX
 464         FILE *fp;
 465         int i;
 466
 467         /**
 468          * See if we have to run the first-time setup wizard
 469          */
 470         if (WC->is_aide) {
 471                 if (!setup_wizard) {
 472                         int len;
 473                         sprintf(wizard_filename, "setupwiz.%s.%s",
 474                                 ctdlhost, ctdlport);
 475                         len = strlen(wizard_filename);
 476                         for (i=0; i<len; ++i) {
 477                                 if (    (wizard_filename[i]==' ')
 478                                         || (wizard_filename[i] == '/')
 479                                 ) {
 480                                         wizard_filename[i] = '_';
 481                                 }
 482                         }
 483
 484                         fp = fopen(wizard_filename, "r");
 485                         if (fp != NULL) {
 486                                 fgets(buf, sizeof buf, fp);
 487                                 buf[strlen(buf)-1] = 0;
 488                                 fclose(fp);
 489                                 if (atoi(buf) == serv_info.serv_rev_level) {
 490                                         setup_wizard = 1; /**< already run */
 491                                 }
 492                         }
 493                 }
 494
 495                 if (!setup_wizard) {
 496                         http_redirect("setup_wizard");
 497                 }
 498         }
 499 #endif
 500
 501         /*
 502          * Go to the user's preferred start page
 503          */
 504         if (!get_preference("startpage", &Buf)) {
 505                 Buf = NewStrBuf ();
 506                 StrBufPrintf(Buf, "dotskip&room=_BASEROOM_");
 507                 set_preference("startpage", Buf, 1);
 508         }
 509         if (ChrPtr(Buf)[0] == '/') {
 510                 StrBufCutLeft(Buf, 1);
 511         }
 512         if (StrLength(Buf) == 0)
 513                 StrBufAppendBufPlain(Buf, "dotgoto?room=_BASEROOM_", -1, 0);
 514         http_redirect(ChrPtr(Buf));
 515 }
 516
 517
 518 /*
 519  * Disconnect from the Citadel server, and end this WebCit session
 520  */
 521 void end_webcit_session(void) {
 522
 523         serv_puts("QUIT");
 524         WC->killthis = 1;
 525         /* close() of citadel socket will be done by do_housekeeping() */
 526 }
 527
 528 /*
 529  * execute the logout
 530  */
 531 void do_logout(void)
 532 {
 533         char buf[SIZ];
 534
 535         FlushStrBuf(WC->wc_username);
 536         FlushStrBuf(WC->wc_password);
 537         FlushStrBuf(WC->wc_roomname);
 538         FlushStrBuf(WC->wc_fullname);
 539
 540         /* FIXME: this is to suppress the iconbar displaying, because we aren't
 541            actually logged out yet */
 542         WC->logged_in = 0;
 543
 544         /** Calling output_headers() this way causes the cookies to be un-set */
 545         output_headers(1, 1, 0, 1, 0, 0);
 546
 547         wprintf("<div id=\"logout_screen\">");
 548         wprintf("<div class=\"box\">");
 549         wprintf("<div class=\"boxlabel\">");
 550         wprintf(_("Log off"));
 551         wprintf("</div><div class=\"boxcontent\">");
 552         serv_puts("MESG goodbye");
 553         serv_getln(buf, sizeof buf);
 554
 555         if (WC->serv_sock >= 0) {
 556                 if (buf[0] == '1') {
 557                         fmout("CENTER");
 558                 } else {
 559                         wprintf("Goodbye\n");
 560                 }
 561         }
 562         else {
 563                 wprintf(_("This program was unable to connect or stay "
 564                         "connected to the Citadel server.  Please report "
 565                         "this problem to your system administrator.")
 566                 );
 567                 wprintf("<a href=\"http://www.citadel.org/doku.php/"
 568                         "faq:mastering_your_os:net#netstat\">%s</a>",
 569                         _("Read More..."));
 570         }
 571
 572         wprintf("<hr /><div class=\"buttons\"> "
 573                 "<span class=\"button_link\"><a href=\".\">");
 574         wprintf(_("Log in again"));
 575         wprintf("</a></span>&nbsp;&nbsp;&nbsp;<span class=\"button_link\">"
 576                 "<a href=\"javascript:window.close();\">");
 577         wprintf(_("Close window"));
 578         wprintf("</a></span></div></div></div></div>\n");
 579         wDumpContent(2);
 580         end_webcit_session();
 581 }
 582
 583
 584 /*
 585  * validate new users
 586  */
 587 void validate(void)
 588 {
 589         char cmd[SIZ];
 590         char user[SIZ];
 591         char buf[SIZ];
 592         int a;
 593
 594         output_headers(1, 1, 2, 0, 0, 0);
 595         wprintf("<div id=\"banner\">\n");
 596         wprintf("<h1>");
 597         wprintf(_("Validate new users"));
 598         wprintf("</h1>");
 599         wprintf("</div>\n");
 600
 601         wprintf("<div id=\"content\" class=\"service\">\n");
 602
 603         /* If the user just submitted a validation, process it... */
 604         safestrncpy(buf, bstr("user"), sizeof buf);
 605         if (!IsEmptyStr(buf)) {
 606                 if (havebstr("axlevel")) {
 607                         serv_printf("VALI %s|%s", buf, bstr("axlevel"));
 608                         serv_getln(buf, sizeof buf);
 609                         if (buf[0] != '2') {
 610                                 wprintf("<b>%s</b><br>\n", &buf[4]);
 611                         }
 612                 }
 613         }
 614
 615         /* Now see if any more users require validation. */
 616         serv_puts("GNUR");
 617         serv_getln(buf, sizeof buf);
 618         if (buf[0] == '2') {
 619                 wprintf("<b>");
 620                 wprintf(_("No users require validation at this time."));
 621                 wprintf("</b><br>\n");
 622                 wDumpContent(1);
 623                 return;
 624         }
 625         if (buf[0] != '3') {
 626                 wprintf("<b>%s</b><br>\n", &buf[4]);
 627                 wDumpContent(1);
 628                 return;
 629         }
 630
 631         wprintf("<div class=\"fix_scrollbar_bug\">"
 632                 "<table class=\"auth_validate\"><tr><td>\n");
 633         wprintf("<div id=\"validate\">");
 634
 635         safestrncpy(user, &buf[4], sizeof user);
 636         serv_printf("GREG %s", user);
 637         serv_getln(cmd, sizeof cmd);
 638         if (cmd[0] == '1') {
 639                 a = 0;
 640                 do {
 641                         serv_getln(buf, sizeof buf);
 642                         ++a;
 643                         if (a == 1)
 644                                 wprintf("#%s<br><H1>%s</H1>",
 645                                         buf, &cmd[4]);
 646                         if (a == 2) {
 647                                 char *pch;
 648                                 int haveChar = 0;
 649                                 int haveNum = 0;
 650                                 int haveOther = 0;
 651                                 int count = 0;
 652                                 pch = buf;
 653                                 while (!IsEmptyStr(pch))
 654                                 {
 655                                         if (isdigit(*pch))
 656                                                 haveNum = 1;
 657                                         else if (isalpha(*pch))
 658                                                 haveChar = 1;
 659                                         else
 660                                                 haveOther = 1;
 661                                         pch ++;
 662                                 }
 663                                 count = pch - buf;
 664                                 if (count > 7)
 665                                         count = 0;
 666                                 switch (count){
 667                                 case 0:
 668                                         pch = _("very weak");
 669                                         break;
 670                                 case 1:
 671                                         pch = _("weak");
 672                                         break;
 673                                 case 2:
 674                                         pch = _("ok");
 675                                         break;
 676                                 case 3:
 677                                 default:
 678                                         pch = _("strong");
 679                                 }
 680
 681                                 wprintf("PW: %s<br>\n", pch);
 682                         }
 683                         if (a == 3)
 684                                 wprintf("%s<br>\n", buf);
 685                         if (a == 4)
 686                                 wprintf("%s<br>\n", buf);
 687                         if (a == 5)
 688                                 wprintf("%s, ", buf);
 689                         if (a == 6)
 690                                 wprintf("%s ", buf);
 691                         if (a == 7)
 692                                 wprintf("%s<br>\n", buf);
 693                         if (a == 8)
 694                                 wprintf("%s<br>\n", buf);
 695                         if (a == 9)
 696                                 wprintf(_("Current access level: %d (%s)\n"),
 697                                         atoi(buf), axdefs[atoi(buf)]);
 698                 } while (strcmp(buf, "000"));
 699         } else {
 700                 wprintf("<H1>%s</H1>%s<br />\n", user, &cmd[4]);
 701         }
 702
 703         wprintf("<hr />");
 704         wprintf(_("Select access level for this user:"));
 705         wprintf("<br />\n");
 706         for (a = 0; a <= 6; ++a) {
 707                 wprintf("<a href=\"validate?nonce=%d?user=", WC->nonce);
 708                 urlescputs(user);
 709                 wprintf("&axlevel=%d\">%s</A>&nbsp;&nbsp;&nbsp;\n",
 710                         a, axdefs[a]);
 711         }
 712         wprintf("<br />\n");
 713
 714         wprintf("</div>\n");
 715         wprintf("</td></tr></table></div>\n");
 716         wDumpContent(1);
 717 }
 718
 719
 720
 721 /*
 722  * Display form for registration.
 723  *
 724  * (Set during_login to 1 if this registration is being performed during
 725  * new user login and will require chaining to the proper screen.)
 726  */
 727 void display_reg(int during_login)
 728 {
 729         long vcard_msgnum;
 730
 731         if (goto_config_room() != 0) {
 732                 if (during_login) do_welcome();
 733                 else display_main_menu();
 734                 return;
 735         }
 736
 737         vcard_msgnum = locate_user_vcard_in_this_room();
 738         if (vcard_msgnum < 0L) {
 739                 if (during_login) do_welcome();
 740                 else display_main_menu();
 741                 return;
 742         }
 743
 744         if (during_login) {
 745                 do_edit_vcard(vcard_msgnum, "1", "do_welcome", USERCONFIGROOM);
 746         }
 747         else {
 748                 do_edit_vcard(vcard_msgnum, "1", "display_main_menu", USERCONFIGROOM);
 749         }
 750
 751 }
 752
 753
 754
 755
 756 /*
 757  * display form for changing your password
 758  */
 759 void display_changepw(void)
 760 {
 761         WCTemplputParams SubTP;
 762         char buf[SIZ];
 763         StrBuf *Buf;
 764         output_headers(1, 1, 1, 0, 0, 0);
 765
 766         Buf = NewStrBufPlain(_("Change your password"), -1);
 767         memset(&SubTP, 0, sizeof(WCTemplputParams));
 768         SubTP.Filter.ContextType = CTX_STRBUF;
 769         SubTP.Context = Buf;
 770         DoTemplate(HKEY("beginbox"), NULL, &SubTP);
 771
 772         FreeStrBuf(&Buf);
 773
 774         if (!IsEmptyStr(WC->ImportantMessage)) {
 775                 wprintf("<span class=\"errormsg\">"
 776                         "%s</span><br />\n", WC->ImportantMessage);
 777                 safestrncpy(WC->ImportantMessage, "", sizeof WC->ImportantMessage);
 778         }
 779
 780         serv_puts("MESG changepw");
 781         serv_getln(buf, sizeof buf);
 782         if (buf[0] == '1') {
 783                 fmout("CENTER");
 784         }
 785
 786         wprintf("<form name=\"changepwform\" action=\"changepw\" method=\"post\">\n");
 787         wprintf("<input type=\"hidden\" name=\"nonce\" value=\"%d\">\n", WC->nonce);
 788         wprintf("<table class=\"altern\" ");
 789         wprintf("<tr class=\"even\"><td>");
 790         wprintf(_("Enter new password:"));
 791         wprintf("</td><td>");
 792         wprintf("<input type=\"password\" name=\"newpass1\" value=\"\" maxlength=\"20\"></td></tr>\n");
 793         wprintf("<tr class=\"odd\"><td>");
 794         wprintf(_("Enter it again to confirm:"));
 795         wprintf("</td><td>");
 796         wprintf("<input type=\"password\" name=\"newpass2\" value=\"\" maxlength=\"20\"></td></tr>\n");
 797         wprintf("</table>\n");
 798
 799         wprintf("<div class=\"buttons\">\n");
 800         wprintf("<input type=\"submit\" name=\"change_action\" value=\"%s\">", _("Change password"));
 801         wprintf("&nbsp;");
 802         wprintf("<input type=\"submit\" name=\"cancel_action\" value=\"%s\">\n", _("Cancel"));
 803         wprintf("</div>\n");
 804         wprintf("</form>\n");
 805
 806         do_template("endbox", NULL);
 807         wDumpContent(1);
 808 }
 809
 810 /*
 811  * change password
 812  * if passwords match, propagate it to citserver.
 813  */
 814 void changepw(void)
 815 {
 816         char buf[SIZ];
 817         char newpass1[32], newpass2[32];
 818
 819         if (!havebstr("change_action")) {
 820                 safestrncpy(WC->ImportantMessage,
 821                         _("Cancelled.  Password was not changed."),
 822                         sizeof WC->ImportantMessage);
 823                 display_main_menu();
 824                 return;
 825         }
 826
 827         safestrncpy(newpass1, bstr("newpass1"), sizeof newpass1);
 828         safestrncpy(newpass2, bstr("newpass2"), sizeof newpass2);
 829
 830         if (strcasecmp(newpass1, newpass2)) {
 831                 safestrncpy(WC->ImportantMessage,
 832                         _("They don't match.  Password was not changed."),
 833                         sizeof WC->ImportantMessage);
 834                 display_changepw();
 835                 return;
 836         }
 837
 838         if (IsEmptyStr(newpass1)) {
 839                 safestrncpy(WC->ImportantMessage,
 840                         _("Blank passwords are not allowed."),
 841                         sizeof WC->ImportantMessage);
 842                 display_changepw();
 843                 return;
 844         }
 845
 846         serv_printf("SETP %s", newpass1);
 847         serv_getln(buf, sizeof buf);
 848         sprintf(WC->ImportantMessage, "%s", &buf[4]);
 849         if (buf[0] == '2') {
 850                 if (WC->wc_password == NULL)
 851                         WC->wc_password = NewStrBufPlain(buf, -1);
 852                 else {
 853                         FlushStrBuf(WC->wc_password);
 854                         StrBufAppendBufPlain(WC->wc_password,  buf, -1, 0);
 855                 }
 856                 display_main_menu();
 857         }
 858         else {
 859                 display_changepw();
 860         }
 861 }
 862
 863 int ConditionalAide(StrBuf *Target, WCTemplputParams *TP)
 864 {
 865         return (WC->is_aide == 0);
 866 }
 867
 868 int ConditionalRoomAide(StrBuf *Target, WCTemplputParams *TP)
 869 {
 870         return (WC->is_room_aide == 0);
 871 }
 872
 873 int ConditionalIsLoggedIn(StrBuf *Target, WCTemplputParams *TP) {
 874   return (WC->logged_in == 0);
 875 }
 876 int ConditionalRoomAcessDelete(StrBuf *Target, WCTemplputParams *TP)
 877 {
 878         wcsession *WCC = WC;
 879         return ( (WCC->is_room_aide) || (WCC->is_mailbox) || (WCC->room_flags2 & QR2_COLLABDEL) );
 880 }
 881
 882
 883
 884 void _display_openid_login(void) {display_openid_login(NULL);}
 885 void _display_reg(void) {display_reg(0);}
 886
 887
 888 void
 889 InitModule_AUTH
 890 (void)
 891 {
 892         WebcitAddUrlHandler(HKEY("do_welcome"), do_welcome, ANONYMOUS);
 893         WebcitAddUrlHandler(HKEY("login"), do_login, ANONYMOUS);
 894         WebcitAddUrlHandler(HKEY("display_openid_login"), _display_openid_login, ANONYMOUS);
 895         WebcitAddUrlHandler(HKEY("openid_login"), do_openid_login, ANONYMOUS);
 896         WebcitAddUrlHandler(HKEY("finalize_openid_login"), finalize_openid_login, ANONYMOUS);
 897         WebcitAddUrlHandler(HKEY("openid_manual_create"), openid_manual_create, ANONYMOUS);
 898         WebcitAddUrlHandler(HKEY("do_logout"), do_logout, 0);
 899         WebcitAddUrlHandler(HKEY("validate"), validate, 0);
 900         WebcitAddUrlHandler(HKEY("display_reg"), _display_reg, 0);
 901         WebcitAddUrlHandler(HKEY("display_changepw"), display_changepw, 0);
 902         WebcitAddUrlHandler(HKEY("changepw"), changepw, 0);
 903         WebcitAddUrlHandler(HKEY("termquit"), do_logout, 0);
 904
 905         RegisterConditional(HKEY("COND:AIDE"), 2, ConditionalAide, CTX_NONE);
 906         RegisterConditional(HKEY("COND:ROOMAIDE"), 2, ConditionalRoomAide, CTX_NONE);
 907         RegisterConditional(HKEY("COND:ACCESS:DELETE"), 2, ConditionalRoomAcessDelete, CTX_NONE);
 908         RegisterConditional(HKEY("COND:LOGGEDIN"), 2, ConditionalIsLoggedIn, CTX_NONE);
 909
 910         return ;
 911 }