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
  10 /*
  11  * Access level definitions.  This is initialized from a function rather than a
  12  * static array so that the strings may be localized.
  13  */
  14 char *axdefs[7];
  15
  16 void initialize_axdefs(void) {
  17         axdefs[0] = _("Deleted");       /* an erased user */
  18         axdefs[1] = _("New User");      /* a new user */
  19         axdefs[2] = _("Problem User");  /* a trouble maker */
  20         axdefs[3] = _("Local User");    /* user with normal privileges */
  21         axdefs[4] = _("Network User");  /* a user that may access network resources */
  22         axdefs[5] = _("Preferred User");/* a moderator */
  23         axdefs[6] = _("Aide");          /* chief */
  24 }
  25
  26
  27
  28
  29 /*
  30  * Display the login screen
  31  * mesg = the error message if last attempt failed.
  32  */
  33 void display_login(char *mesg)
  34 {
  35         char buf[SIZ];
  36
  37         output_headers(1, 1, 2, 0, 0, 0);
  38         wprintf("<div id=\"login_screen\">\n");
  39
  40         if (mesg != NULL) if (!IsEmptyStr(mesg)) {
  41                         stresc(buf, SIZ,  mesg, 0, 0);
  42                         svprintf(HKEY("MESG"), WCS_STRING, "%s", buf);
  43         }
  44
  45         svprintf(HKEY("LOGIN_INSTRUCTIONS"), WCS_STRING,
  46                 _("<ul>"
  47                 "<li><b>If you already have an account on %s</b>, "
  48                 "enter your user name and password and click &quot;Login.&quot; "
  49                 "<li><b>If you are a new user</b>, enter the name and password "
  50                 "you wish to use, "
  51                 "and click &quot;New User.&quot; "
  52                 "<li>Please log off properly when finished. "
  53                 "<li>You must use a browser that supports <i>frames</i> and "
  54                 "<i>cookies</i>. "
  55                 "<li>Also keep in mind that if your browser is "
  56                 "configured to block pop-up windows, you will not be able "
  57                 "to receive any instant messages.<br />"
  58                 "</ul>"),
  59                 serv_info.serv_humannode
  60         );
  61
  62         svput("USERNAME_BOX", WCS_STRING, _("User name:"));
  63         svput("PASSWORD_BOX", WCS_STRING, _("Password:"));
  64         svput("LANGUAGE_BOX", WCS_STRING, _("Language:"));
  65         svput("LOGIN_BUTTON", WCS_STRING, _("Login"));
  66         svput("NEWUSER_BUTTON", WCS_STRING, _("New User"));
  67         svput("EXIT_BUTTON", WCS_STRING, _("Exit"));
  68         svput("HELLO", WCS_SERVCMD, "MESG hello");
  69         svprintf(HKEY("BOXTITLE"), WCS_STRING, _("%s - powered by <a href=\"http://www.citadel.org\">Citadel</a>"),
  70                 serv_info.serv_humannode);
  71         svcallback("DO_LANGUAGE_BOX", offer_languages);
  72         if (serv_info.serv_newuser_disabled) {
  73                 svput("NEWUSER_BUTTON_PRE", WCS_STRING, "<div style=\"display:none;\">");
  74                 svput("NEWUSER_BUTTON_POST", WCS_STRING, "</div>");
  75         }
  76         else {
  77                 svput("NEWUSER_BUTTON_PRE", WCS_STRING, "");
  78                 svput("NEWUSER_BUTTON_POST", WCS_STRING, "");
  79         }
  80
  81 #ifdef TECH_PREVIEW
  82                 svprintf(HKEY("OFFER_OPENID_LOGIN"), WCS_STRING,
  83                         "<div align=center>"
  84                         "<a href=\"display_openid_login\">"
  85                         "<img src=\"static/openid-small.gif\" border=0 valign=middle>"
  86                         "%s</a>"
  87                         "</div>"
  88                         ,
  89                         "Log in using OpenID"
  90                 );
  91 #else
  92                 svput("OFFER_OPENID_LOGIN", WCS_STRING, "");
  93 #endif
  94
  95         do_template("login");
  96
  97         wDumpContent(2);
  98 }
  99
 100
 101
 102
 103 /*
 104  * Display the openid-enabled login screen
 105  * mesg = the error message if last attempt failed.
 106  */
 107 void display_openid_login(char *mesg)
 108 {
 109         char buf[SIZ];
 110
 111         output_headers(1, 1, 2, 0, 0, 0);
 112         wprintf("<div id=\"login_screen\">\n");
 113
 114         if (mesg != NULL) if (!IsEmptyStr(mesg)) {
 115                         stresc(buf, SIZ,  mesg, 0, 0);
 116                         svprintf(HKEY("MESG"), WCS_STRING, "%s", buf);
 117         }
 118
 119         svprintf(HKEY("LOGIN_INSTRUCTIONS"), WCS_STRING,
 120                 _("<ul>"
 121                 "<li>Enter your OpenID URL and click &quot;Login&quot;."
 122                 "<li>Please log off properly when finished. "
 123                 "<li>You must use a browser that supports <i>frames</i> and "
 124                 "<i>cookies</i>. "
 125                 "<li>Also keep in mind that if your browser is "
 126                 "configured to block pop-up windows, you will not be able "
 127                 "to receive any instant messages.<br />"
 128                 "</ul>")
 129         );
 130
 131         svput("OPENID_BOX", WCS_STRING, _("OpenID URL:"));
 132         svput("LANGUAGE_BOX", WCS_STRING, _("Language:"));
 133         svput("LOGIN_BUTTON", WCS_STRING, _("Login"));
 134         svput("EXIT_BUTTON", WCS_STRING, _("Exit"));
 135         svput("HELLO", WCS_SERVCMD, "MESG hello");
 136         svprintf(HKEY("BOXTITLE"), WCS_STRING, _("%s - powered by <a href=\"http://www.citadel.org\">Citadel</a>"),
 137                 serv_info.serv_humannode);
 138         svcallback("DO_LANGUAGE_BOX", offer_languages);
 139
 140         svprintf(HKEY("OFFER_CONVENTIONAL_LOGIN"), WCS_STRING,
 141                 "<div align=center>"
 142                 "<a href=\"display_login\">"
 143                 "%s</a>"
 144                 "</div>"
 145                 ,
 146                 "Log in using a user name and password"
 147         );
 148
 149         do_template("openid_login");
 150         wDumpContent(2);
 151 }
 152
 153
 154
 155
 156 /* Initialize the session
 157  *
 158  * This function needs to get called whenever the session changes from
 159  * not-logged-in to logged-in, either by an explicit login by the user or
 160  * by a timed-out session automatically re-establishing with a little help
 161  * from the browser cookie.  Either way, we need to load access controls and
 162  * preferences from the server.
 163  *
 164  * user                 the username
 165  * pass                 his password
 166  * serv_response        The parameters returned from a Citadel USER or NEWU command
 167  */
 168 void become_logged_in(char *user, char *pass, char *serv_response)
 169 {
 170         char buf[SIZ];
 171
 172         WC->logged_in = 1;
 173         extract_token(WC->wc_fullname, &serv_response[4], 0, '|', sizeof WC->wc_fullname);
 174         safestrncpy(WC->wc_username, user, sizeof WC->wc_username);
 175         safestrncpy(WC->wc_password, pass, sizeof WC->wc_password);
 176         WC->axlevel = extract_int(&serv_response[4], 1);
 177         if (WC->axlevel >= 6) {
 178                 WC->is_aide = 1;
 179         }
 180
 181         load_preferences();
 182
 183         serv_puts("CHEK");
 184         serv_getln(buf, sizeof buf);
 185         if (buf[0] == '2') {
 186                 WC->new_mail = extract_int(&buf[4], 0);
 187                 WC->need_regi = extract_int(&buf[4], 1);
 188                 WC->need_vali = extract_int(&buf[4], 2);
 189                 extract_token(WC->cs_inet_email, &buf[4], 3, '|', sizeof WC->cs_inet_email);
 190         }
 191
 192         get_preference("current_iconbar", buf, sizeof buf);
 193         WC->current_iconbar = atoi(buf);
 194
 195         get_preference("floordiv_expanded", WC->floordiv_expanded, sizeof WC->floordiv_expanded);
 196 }
 197
 198
 199 /*
 200  * Perform authentication using a user name and password
 201  */
 202 void do_login(void)
 203 {
 204         char buf[SIZ];
 205
 206         if (havebstr("language")) {
 207                 set_selected_language(bstr("language"));
 208                 go_selected_language();
 209         }
 210
 211         if (havebstr("exit_action")) {
 212                 do_logout();
 213                 return;
 214         }
 215         if (havebstr("login_action")) {
 216                 serv_printf("USER %s", bstr("name"));
 217                 serv_getln(buf, sizeof buf);
 218                 if (buf[0] == '3') {
 219                         serv_printf("PASS %s", bstr("pass"));
 220                         serv_getln(buf, sizeof buf);
 221                         if (buf[0] == '2') {
 222                                 become_logged_in(bstr("name"),
 223                                                  bstr("pass"), buf);
 224                         } else {
 225                                 display_login(&buf[4]);
 226                                 return;
 227                         }
 228                 } else {
 229                         display_login(&buf[4]);
 230                         return;
 231                 }
 232         }
 233         if (havebstr("newuser_action")) {
 234                 if (!havebstr("pass")) {
 235                         display_login(_("Blank passwords are not allowed."));
 236                         return;
 237                 }
 238                 serv_printf("NEWU %s", bstr("name"));
 239                 serv_getln(buf, sizeof buf);
 240                 if (buf[0] == '2') {
 241                         become_logged_in(bstr("name"), bstr("pass"), buf);
 242                         serv_printf("SETP %s", bstr("pass"));
 243                         serv_getln(buf, sizeof buf);
 244                 } else {
 245                         display_login(&buf[4]);
 246                         return;
 247                 }
 248         }
 249         if (WC->logged_in) {
 250                 if (WC->need_regi) {
 251                         display_reg(1);
 252                 } else {
 253                         do_welcome();
 254                 }
 255         } else {
 256                 display_login(_("Your password was not accepted."));
 257         }
 258
 259 }
 260
 261
 262 /*
 263  * Perform authentication using OpenID
 264  * assemble the checkid_setup request and then redirect to the user's identity provider
 265  */
 266 void do_openid_login(void)
 267 {
 268         char buf[4096];
 269
 270         if (havebstr("language")) {
 271                 set_selected_language(bstr("language"));
 272                 go_selected_language();
 273         }
 274
 275         if (havebstr("exit_action")) {
 276                 do_logout();
 277                 return;
 278         }
 279         if (havebstr("login_action")) {
 280                 snprintf(buf, sizeof buf,
 281                         "OIDS %s|%s://%s/finalize_openid_login|%s://%s",
 282                         bstr("openid_url"),
 283                         (is_https ? "https" : "http"), WC->http_host,
 284                         (is_https ? "https" : "http"), WC->http_host
 285                 );
 286
 287                 serv_puts(buf);
 288                 serv_getln(buf, sizeof buf);
 289                 if (buf[0] == '2') {
 290                         lprintf(CTDL_DEBUG, "OpenID server contacted; redirecting to %s\n", &buf[4]);
 291                         http_redirect(&buf[4]);
 292                         return;
 293                 }
 294                 else {
 295                         display_openid_login(&buf[4]);
 296                         return;
 297                 }
 298         }
 299
 300         /* If we get to this point then something failed. */
 301         display_openid_login(_("Your password was not accepted."));
 302 }
 303
 304 /*
 305  * Complete the authentication using OpenID
 306  * This function handles the positive or negative assertion from the user's Identity Provider
 307  */
 308 void finalize_openid_login(void)
 309 {
 310         char buf[1024];
 311         struct wcsession *WCC = WC;
 312
 313         if (havebstr("openid.mode")) {
 314                 if (!strcasecmp(bstr("openid.mode"), "id_res")) {
 315
 316 // openid.mode = [6]  id_res
 317 // openid.identity = [50]  http://uncensored.citadel.org/~ajc/MyID.config.php
 318 // openid.assoc_handle = [26]  6ekac3ju181tgepk7v4h9r7ui7
 319 // openid.return_to = [42]  http://jemcaterers.net/finish_openid_login
 320 // openid.sreg.nickname = [17]  IGnatius T Foobar
 321 // openid.sreg.email = [26]  ajc@uncensored.citadel.org
 322 // openid.sreg.fullname = [10]  Art Cancro
 323 // openid.sreg.postcode = [5]  10549
 324 // openid.sreg.country = [2]  US
 325 // openid.signed = [102]  mode,identity,assoc_handle,return_to,sreg.nickname,sreg.email,sreg.fullname,sreg.postcode,sreg.country
 326 // openid.sig = [28]  vixxxU4MAqWfxxxxCfrHv3TxxxhEw=
 327
 328                         // FIXME id accepted but the code isn't finished
 329                         serv_printf("OIDF %s",
 330                                 bstr("openid.assoc_handle")
 331                         );
 332                         serv_getln(buf, sizeof buf);
 333
 334                         if (buf[0] == '8') {
 335
 336
 337                                 urlcontent *u;
 338                                 void *U;
 339                                 long HKLen;
 340                                 char *HKey;
 341                                 HashPos *Cursor;
 342
 343                                 Cursor = GetNewHashPos ();
 344                                 while (GetNextHashPos(WCC->urlstrings, Cursor, &HKLen, &HKey, &U)) {
 345                                         u = (urlcontent*) U;
 346                                         if (!strncasecmp(u->url_key, "openid.", 7)) {
 347                                                 serv_printf("%s|%s", &u->url_key[7], u->url_data);
 348                                         }
 349                                 }
 350
 351                                 serv_puts("000");
 352
 353                                 while (serv_getln(buf, sizeof buf), strcmp(buf, "000")) {
 354                                         // FIXME
 355                                 }
 356                         }
 357                         else {
 358                                 display_openid_login(&buf[4]);
 359                                 return;
 360                         }
 361
 362                 }
 363         }
 364
 365         if (WC->logged_in) {
 366                 if (WC->need_regi) {
 367                         display_reg(1);
 368                 } else {
 369                         do_welcome();
 370                 }
 371         } else {
 372                 display_openid_login(_("Your password was not accepted."));
 373         }
 374
 375 }
 376
 377
 378
 379
 380
 381
 382
 383
 384 /*
 385  * display the user a welcome screen.
 386  *
 387  * if this is the first time login, and the web based setup is enabled,
 388  * lead the user through the setup routines
 389  */
 390 void do_welcome(void)
 391 {
 392         char buf[SIZ];
 393 #ifdef XXX_NOT_FINISHED_YET_XXX
 394         FILE *fp;
 395         int i;
 396
 397         /**
 398          * See if we have to run the first-time setup wizard
 399          */
 400         if (WC->is_aide) {
 401                 if (!setup_wizard) {
 402                         int len;
 403                         sprintf(wizard_filename, "setupwiz.%s.%s",
 404                                 ctdlhost, ctdlport);
 405                         len = strlen(wizard_filename);
 406                         for (i=0; i<len; ++i) {
 407                                 if (    (wizard_filename[i]==' ')
 408                                         || (wizard_filename[i] == '/')
 409                                 ) {
 410                                         wizard_filename[i] = '_';
 411                                 }
 412                         }
 413
 414                         fp = fopen(wizard_filename, "r");
 415                         if (fp != NULL) {
 416                                 fgets(buf, sizeof buf, fp);
 417                                 buf[strlen(buf)-1] = 0;
 418                                 fclose(fp);
 419                                 if (atoi(buf) == serv_info.serv_rev_level) {
 420                                         setup_wizard = 1; /**< already run */
 421                                 }
 422                         }
 423                 }
 424
 425                 if (!setup_wizard) {
 426                         http_redirect("setup_wizard");
 427                 }
 428         }
 429 #endif
 430
 431         /*
 432          * Go to the user's preferred start page
 433          */
 434         get_preference("startpage", buf, sizeof buf);
 435         if (IsEmptyStr(buf)) {
 436                 safestrncpy(buf, "dotskip&room=_BASEROOM_", sizeof buf);
 437                 set_preference("startpage", buf, 1);
 438         }
 439         if (buf[0] == '/') {
 440                 strcpy(buf, &buf[1]);
 441         }
 442         http_redirect(buf);
 443 }
 444
 445
 446 /*
 447  * Disconnect from the Citadel server, and end this WebCit session
 448  */
 449 void end_webcit_session(void) {
 450         char buf[256];
 451
 452         if (WC->logged_in) {
 453                 sprintf(buf, "%d", WC->current_iconbar);
 454                 set_preference("current_iconbar", buf, 0);
 455                 set_preference("floordiv_expanded", WC->floordiv_expanded, 1);
 456         }
 457
 458         serv_puts("QUIT");
 459         WC->killthis = 1;
 460         /* close() of citadel socket will be done by do_housekeeping() */
 461 }
 462
 463 /*
 464  * execute the logout
 465  */
 466 void do_logout(void)
 467 {
 468         char buf[SIZ];
 469
 470         safestrncpy(WC->wc_username, "", sizeof WC->wc_username);
 471         safestrncpy(WC->wc_password, "", sizeof WC->wc_password);
 472         safestrncpy(WC->wc_roomname, "", sizeof WC->wc_roomname);
 473         safestrncpy(WC->wc_fullname, "", sizeof WC->wc_fullname);
 474
 475         /** Calling output_headers() this way causes the cookies to be un-set */
 476         output_headers(1, 1, 0, 1, 0, 0);
 477
 478         wprintf("<div id=\"logout_screen\">");
 479         wprintf("<div class=\"box\">");
 480         wprintf("<div class=\"boxlabel\">");
 481         wprintf(_("Log off"));
 482         wprintf("</div><div class=\"boxcontent\">");
 483         serv_puts("MESG goodbye");
 484         serv_getln(buf, sizeof buf);
 485
 486         if (WC->serv_sock >= 0) {
 487                 if (buf[0] == '1') {
 488                         fmout("CENTER");
 489                 } else {
 490                         wprintf("Goodbye\n");
 491                 }
 492         }
 493         else {
 494                 wprintf(_("This program was unable to connect or stay "
 495                         "connected to the Citadel server.  Please report "
 496                         "this problem to your system administrator.")
 497                 );
 498                 wprintf("<a href=\"http://www.citadel.org/doku.php/"
 499                         "faq:mastering_your_os:net#netstat\">%s</a>",
 500                         _("Read More..."));
 501         }
 502
 503         wprintf("<hr /><div class=\"buttons\"> "
 504                 "<span class=\"button_link\"><a href=\".\">");
 505         wprintf(_("Log in again"));
 506         wprintf("</a></span>&nbsp;&nbsp;&nbsp;<span class=\"button_link\">"
 507                 "<a href=\"javascript:window.close();\">");
 508         wprintf(_("Close window"));
 509         wprintf("</a></span></div></div></div></div>\n");
 510         wDumpContent(2);
 511         end_webcit_session();
 512 }
 513
 514
 515 /*
 516  * validate new users
 517  */
 518 void validate(void)
 519 {
 520         char cmd[SIZ];
 521         char user[SIZ];
 522         char buf[SIZ];
 523         int a;
 524
 525         output_headers(1, 1, 2, 0, 0, 0);
 526         wprintf("<div id=\"banner\">\n");
 527         wprintf("<h1>");
 528         wprintf(_("Validate new users"));
 529         wprintf("</h1>");
 530         wprintf("</div>\n");
 531
 532         wprintf("<div id=\"content\" class=\"service\">\n");
 533
 534         /* If the user just submitted a validation, process it... */
 535         safestrncpy(buf, bstr("user"), sizeof buf);
 536         if (!IsEmptyStr(buf)) {
 537                 if (havebstr("axlevel")) {
 538                         serv_printf("VALI %s|%s", buf, bstr("axlevel"));
 539                         serv_getln(buf, sizeof buf);
 540                         if (buf[0] != '2') {
 541                                 wprintf("<b>%s</b><br />\n", &buf[4]);
 542                         }
 543                 }
 544         }
 545
 546         /* Now see if any more users require validation. */
 547         serv_puts("GNUR");
 548         serv_getln(buf, sizeof buf);
 549         if (buf[0] == '2') {
 550                 wprintf("<b>");
 551                 wprintf(_("No users require validation at this time."));
 552                 wprintf("</b><br />\n");
 553                 wDumpContent(1);
 554                 return;
 555         }
 556         if (buf[0] != '3') {
 557                 wprintf("<b>%s</b><br />\n", &buf[4]);
 558                 wDumpContent(1);
 559                 return;
 560         }
 561
 562         wprintf("<div class=\"fix_scrollbar_bug\">"
 563                 "<table class=\"auth_validate\"><tr><td>\n");
 564         wprintf("<center>");
 565
 566         safestrncpy(user, &buf[4], sizeof user);
 567         serv_printf("GREG %s", user);
 568         serv_getln(cmd, sizeof cmd);
 569         if (cmd[0] == '1') {
 570                 a = 0;
 571                 do {
 572                         serv_getln(buf, sizeof buf);
 573                         ++a;
 574                         if (a == 1)
 575                                 wprintf("#%s<br /><H1>%s</H1>",
 576                                         buf, &cmd[4]);
 577                         if (a == 2)
 578                                 wprintf("PW: %s<br />\n", buf);
 579                         if (a == 3)
 580                                 wprintf("%s<br />\n", buf);
 581                         if (a == 4)
 582                                 wprintf("%s<br />\n", buf);
 583                         if (a == 5)
 584                                 wprintf("%s, ", buf);
 585                         if (a == 6)
 586                                 wprintf("%s ", buf);
 587                         if (a == 7)
 588                                 wprintf("%s<br />\n", buf);
 589                         if (a == 8)
 590                                 wprintf("%s<br />\n", buf);
 591                         if (a == 9)
 592                                 wprintf(_("Current access level: %d (%s)\n"),
 593                                         atoi(buf), axdefs[atoi(buf)]);
 594                 } while (strcmp(buf, "000"));
 595         } else {
 596                 wprintf("<H1>%s</H1>%s<br />\n", user, &cmd[4]);
 597         }
 598
 599         wprintf("<hr />");
 600         wprintf(_("Select access level for this user:"));
 601         wprintf("<br />\n");
 602         for (a = 0; a <= 6; ++a) {
 603                 wprintf("<a href=\"validate?nonce=%ld?user=", WC->nonce);
 604                 urlescputs(user);
 605                 wprintf("&axlevel=%d\">%s</A>&nbsp;&nbsp;&nbsp;\n",
 606                         a, axdefs[a]);
 607         }
 608         wprintf("<br />\n");
 609
 610         wprintf("</CENTER>\n");
 611         wprintf("</td></tr></table></div>\n");
 612         wDumpContent(1);
 613 }
 614
 615
 616
 617 /*
 618  * Display form for registration.
 619  *
 620  * (Set during_login to 1 if this registration is being performed during
 621  * new user login and will require chaining to the proper screen.)
 622  */
 623 void display_reg(int during_login)
 624 {
 625         long vcard_msgnum;
 626
 627         if (goto_config_room() != 0) {
 628                 if (during_login) do_welcome();
 629                 else display_main_menu();
 630                 return;
 631         }
 632
 633         vcard_msgnum = locate_user_vcard(WC->wc_fullname, -1);
 634         if (vcard_msgnum < 0L) {
 635                 if (during_login) do_welcome();
 636                 else display_main_menu();
 637                 return;
 638         }
 639
 640         if (during_login) {
 641                 do_edit_vcard(vcard_msgnum, "1", "do_welcome", USERCONFIGROOM);
 642         }
 643         else {
 644                 do_edit_vcard(vcard_msgnum, "1", "display_main_menu", USERCONFIGROOM);
 645         }
 646
 647 }
 648
 649
 650
 651
 652 /*
 653  * display form for changing your password
 654  */
 655 void display_changepw(void)
 656 {
 657         char buf[SIZ];
 658
 659         output_headers(1, 1, 1, 0, 0, 0);
 660
 661         svput("BOXTITLE", WCS_STRING, _("Change your password"));
 662         do_template("beginbox");
 663
 664         if (!IsEmptyStr(WC->ImportantMessage)) {
 665                 wprintf("<span class=\"errormsg\">"
 666                         "%s</span><br />\n", WC->ImportantMessage);
 667                 safestrncpy(WC->ImportantMessage, "", sizeof WC->ImportantMessage);
 668         }
 669
 670         serv_puts("MESG changepw");
 671         serv_getln(buf, sizeof buf);
 672         if (buf[0] == '1') {
 673                 fmout("CENTER");
 674         }
 675
 676         wprintf("<form name=\"changepwform\" action=\"changepw\" method=\"post\">\n");
 677         wprintf("<input type=\"hidden\" name=\"nonce\" value=\"%ld\">\n", WC->nonce);
 678         wprintf("<table class=\"altern\" ");
 679         wprintf("<tr class=\"even\"><td>");
 680         wprintf(_("Enter new password:"));
 681         wprintf("</td><td>");
 682         wprintf("<input type=\"password\" name=\"newpass1\" value=\"\" maxlength=\"20\"></td></tr>\n");
 683         wprintf("<tr class=\"odd\"><td>");
 684         wprintf(_("Enter it again to confirm:"));
 685         wprintf("</td><td>");
 686         wprintf("<input type=\"password\" name=\"newpass2\" value=\"\" maxlength=\"20\"></td></tr>\n");
 687         wprintf("</table>\n");
 688
 689         wprintf("<div class=\"buttons\">\n");
 690         wprintf("<input type=\"submit\" name=\"change_action\" value=\"%s\">", _("Change password"));
 691         wprintf("&nbsp;");
 692         wprintf("<input type=\"submit\" name=\"cancel_action\" value=\"%s\">\n", _("Cancel"));
 693         wprintf("</div>\n");
 694         wprintf("</form>\n");
 695
 696         do_template("endbox");
 697         wDumpContent(1);
 698 }
 699
 700 /*
 701  * change password
 702  * if passwords match, propagate it to citserver.
 703  */
 704 void changepw(void)
 705 {
 706         char buf[SIZ];
 707         char newpass1[32], newpass2[32];
 708
 709         if (!havebstr("change_action")) {
 710                 safestrncpy(WC->ImportantMessage,
 711                         _("Cancelled.  Password was not changed."),
 712                         sizeof WC->ImportantMessage);
 713                 display_main_menu();
 714                 return;
 715         }
 716
 717         safestrncpy(newpass1, bstr("newpass1"), sizeof newpass1);
 718         safestrncpy(newpass2, bstr("newpass2"), sizeof newpass2);
 719
 720         if (strcasecmp(newpass1, newpass2)) {
 721                 safestrncpy(WC->ImportantMessage,
 722                         _("They don't match.  Password was not changed."),
 723                         sizeof WC->ImportantMessage);
 724                 display_changepw();
 725                 return;
 726         }
 727
 728         if (IsEmptyStr(newpass1)) {
 729                 safestrncpy(WC->ImportantMessage,
 730                         _("Blank passwords are not allowed."),
 731                         sizeof WC->ImportantMessage);
 732                 display_changepw();
 733                 return;
 734         }
 735
 736         serv_printf("SETP %s", newpass1);
 737         serv_getln(buf, sizeof buf);
 738         sprintf(WC->ImportantMessage, "%s", &buf[4]);
 739         if (buf[0] == '2') {
 740                 safestrncpy(WC->wc_password, buf, sizeof WC->wc_password);
 741                 display_main_menu();
 742         }
 743         else {
 744                 display_changepw();
 745         }
 746 }
 747
 748
 749
 750 void InitModule_AUTH(void)
 751 {
 752         WebcitAddUrlHandler(HKEY("do_welcome"), do_welcome, 0);
 753         return ;
 754 }