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