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 if (WC->need_vali) {
 253                         validate();
 254                 } else {
 255                         do_welcome();
 256                 }
 257         } else {
 258                 display_login(_("Your password was not accepted."));
 259         }
 260
 261 }
 262
 263
 264 /*
 265  * Perform authentication using OpenID
 266  * assemble the checkid_setup request and then redirect to the user's identity provider
 267  */
 268 void do_openid_login(void)
 269 {
 270         char buf[4096];
 271
 272         if (havebstr("language")) {
 273                 set_selected_language(bstr("language"));
 274                 go_selected_language();
 275         }
 276
 277         if (havebstr("exit_action")) {
 278                 do_logout();
 279                 return;
 280         }
 281         if (havebstr("login_action")) {
 282                 snprintf(buf, sizeof buf,
 283                         "OIDS %s|%s://%s/finalize_openid_login|%s://%s",
 284                         bstr("openid_url"),
 285                         (is_https ? "https" : "http"), WC->http_host,
 286                         (is_https ? "https" : "http"), WC->http_host
 287                 );
 288
 289                 serv_puts(buf);
 290                 serv_getln(buf, sizeof buf);
 291                 if (buf[0] == '2') {
 292                         lprintf(CTDL_DEBUG, "OpenID server contacted; redirecting to %s\n", &buf[4]);
 293                         http_redirect(&buf[4]);
 294                         return;
 295                 }
 296                 else {
 297                         display_openid_login(&buf[4]);
 298                         return;
 299                 }
 300         }
 301
 302         /* If we get to this point then something failed. */
 303         display_openid_login(_("Your password was not accepted."));
 304 }
 305
 306 /*
 307  * Complete the authentication using OpenID
 308  * This function handles the positive or negative assertion from the user's Identity Provider
 309  */
 310 void finalize_openid_login(void)
 311 {
 312         char buf[1024];
 313         struct wcsession *WCC = WC;
 314         int already_logged_in = (WCC->logged_in) ;
 315
 316         if (havebstr("openid.mode")) {
 317                 if (!strcasecmp(bstr("openid.mode"), "id_res")) {
 318
 319                         // FIXME id accepted but the code isn't finished
 320                         serv_puts("OIDF");
 321                         serv_getln(buf, sizeof buf);
 322
 323                         if (buf[0] == '8') {
 324                                 urlcontent *u;
 325                                 void *U;
 326                                 long HKLen;
 327                                 char *HKey;
 328                                 HashPos *Cursor;
 329
 330                                 Cursor = GetNewHashPos ();
 331                                 while (GetNextHashPos(WCC->urlstrings, Cursor, &HKLen, &HKey, &U)) {
 332                                         u = (urlcontent*) U;
 333                                         if (!strncasecmp(u->url_key, "openid.", 7)) {
 334                                                 serv_printf("%s|%s", &u->url_key[7], u->url_data);
 335                                         }
 336                                 }
 337
 338                                 serv_puts("000");
 339
 340                                 while (serv_getln(buf, sizeof buf), strcmp(buf, "000")) {
 341                                         // FIXME
 342                                 }
 343                         }
 344                 }
 345         }
 346
 347         /* If we were already logged in, this was an attempt to associate an OpenID account */
 348         if (already_logged_in) {
 349                 display_openids();
 350                 return;
 351         }
 352
 353         /* Otherwise the user is probably attempting to log in using OpenID */
 354         if (WC->logged_in) {
 355                 if (WC->need_regi) {
 356                         display_reg(1);
 357                 } else {
 358                         do_welcome();
 359                 }
 360         } else {
 361                 display_openid_login(_("Your password was not accepted."));
 362         }
 363
 364 }
 365
 366
 367 /*
 368  * Display a welcome screen to the user.
 369  *
 370  * If this is the first time login, and the web based setup is enabled,
 371  * lead the user through the setup routines
 372  */
 373 void do_welcome(void)
 374 {
 375         char buf[SIZ];
 376 #ifdef XXX_NOT_FINISHED_YET_XXX
 377         FILE *fp;
 378         int i;
 379
 380         /**
 381          * See if we have to run the first-time setup wizard
 382          */
 383         if (WC->is_aide) {
 384                 if (!setup_wizard) {
 385                         int len;
 386                         sprintf(wizard_filename, "setupwiz.%s.%s",
 387                                 ctdlhost, ctdlport);
 388                         len = strlen(wizard_filename);
 389                         for (i=0; i<len; ++i) {
 390                                 if (    (wizard_filename[i]==' ')
 391                                         || (wizard_filename[i] == '/')
 392                                 ) {
 393                                         wizard_filename[i] = '_';
 394                                 }
 395                         }
 396
 397                         fp = fopen(wizard_filename, "r");
 398                         if (fp != NULL) {
 399                                 fgets(buf, sizeof buf, fp);
 400                                 buf[strlen(buf)-1] = 0;
 401                                 fclose(fp);
 402                                 if (atoi(buf) == serv_info.serv_rev_level) {
 403                                         setup_wizard = 1; /**< already run */
 404                                 }
 405                         }
 406                 }
 407
 408                 if (!setup_wizard) {
 409                         http_redirect("setup_wizard");
 410                 }
 411         }
 412 #endif
 413
 414         /*
 415          * Go to the user's preferred start page
 416          */
 417         get_preference("startpage", buf, sizeof buf);
 418         if (IsEmptyStr(buf)) {
 419                 safestrncpy(buf, "dotskip&room=_BASEROOM_", sizeof buf);
 420                 set_preference("startpage", buf, 1);
 421         }
 422         if (buf[0] == '/') {
 423                 strcpy(buf, &buf[1]);
 424         }
 425         http_redirect(buf);
 426 }
 427
 428
 429 /*
 430  * Disconnect from the Citadel server, and end this WebCit session
 431  */
 432 void end_webcit_session(void) {
 433         char buf[256];
 434
 435         if (WC->logged_in) {
 436                 sprintf(buf, "%d", WC->current_iconbar);
 437                 set_preference("current_iconbar", buf, 0);
 438                 set_preference("floordiv_expanded", WC->floordiv_expanded, 1);
 439         }
 440
 441         serv_puts("QUIT");
 442         WC->killthis = 1;
 443         /* close() of citadel socket will be done by do_housekeeping() */
 444 }
 445
 446 /*
 447  * execute the logout
 448  */
 449 void do_logout(void)
 450 {
 451         char buf[SIZ];
 452
 453         safestrncpy(WC->wc_username, "", sizeof WC->wc_username);
 454         safestrncpy(WC->wc_password, "", sizeof WC->wc_password);
 455         safestrncpy(WC->wc_roomname, "", sizeof WC->wc_roomname);
 456         safestrncpy(WC->wc_fullname, "", sizeof WC->wc_fullname);
 457
 458         /** Calling output_headers() this way causes the cookies to be un-set */
 459         output_headers(1, 1, 0, 1, 0, 0);
 460
 461         wprintf("<div id=\"logout_screen\">");
 462         wprintf("<div class=\"box\">");
 463         wprintf("<div class=\"boxlabel\">");
 464         wprintf(_("Log off"));
 465         wprintf("</div><div class=\"boxcontent\">");
 466         serv_puts("MESG goodbye");
 467         serv_getln(buf, sizeof buf);
 468
 469         if (WC->serv_sock >= 0) {
 470                 if (buf[0] == '1') {
 471                         fmout("CENTER");
 472                 } else {
 473                         wprintf("Goodbye\n");
 474                 }
 475         }
 476         else {
 477                 wprintf(_("This program was unable to connect or stay "
 478                         "connected to the Citadel server.  Please report "
 479                         "this problem to your system administrator.")
 480                 );
 481                 wprintf("<a href=\"http://www.citadel.org/doku.php/"
 482                         "faq:mastering_your_os:net#netstat\">%s</a>",
 483                         _("Read More..."));
 484         }
 485
 486         wprintf("<hr /><div class=\"buttons\"> "
 487                 "<span class=\"button_link\"><a href=\".\">");
 488         wprintf(_("Log in again"));
 489         wprintf("</a></span>&nbsp;&nbsp;&nbsp;<span class=\"button_link\">"
 490                 "<a href=\"javascript:window.close();\">");
 491         wprintf(_("Close window"));
 492         wprintf("</a></span></div></div></div></div>\n");
 493         wDumpContent(2);
 494         end_webcit_session();
 495 }
 496
 497
 498 /*
 499  * validate new users
 500  */
 501 void validate(void)
 502 {
 503         char cmd[SIZ];
 504         char user[SIZ];
 505         char buf[SIZ];
 506         int a;
 507
 508         output_headers(1, 1, 2, 0, 0, 0);
 509         wprintf("<div id=\"banner\">\n");
 510         wprintf("<h1>");
 511         wprintf(_("Validate new users"));
 512         wprintf("</h1>");
 513         wprintf("</div>\n");
 514
 515         wprintf("<div id=\"content\" class=\"service\">\n");
 516
 517         /* If the user just submitted a validation, process it... */
 518         safestrncpy(buf, bstr("user"), sizeof buf);
 519         if (!IsEmptyStr(buf)) {
 520                 if (havebstr("axlevel")) {
 521                         serv_printf("VALI %s|%s", buf, bstr("axlevel"));
 522                         serv_getln(buf, sizeof buf);
 523                         if (buf[0] != '2') {
 524                                 wprintf("<b>%s</b><br />\n", &buf[4]);
 525                         }
 526                 }
 527         }
 528
 529         /* Now see if any more users require validation. */
 530         serv_puts("GNUR");
 531         serv_getln(buf, sizeof buf);
 532         if (buf[0] == '2') {
 533                 wprintf("<b>");
 534                 wprintf(_("No users require validation at this time."));
 535                 wprintf("</b><br />\n");
 536                 wDumpContent(1);
 537                 return;
 538         }
 539         if (buf[0] != '3') {
 540                 wprintf("<b>%s</b><br />\n", &buf[4]);
 541                 wDumpContent(1);
 542                 return;
 543         }
 544
 545         wprintf("<div class=\"fix_scrollbar_bug\">"
 546                 "<table class=\"auth_validate\"><tr><td>\n");
 547         wprintf("<center>");
 548
 549         safestrncpy(user, &buf[4], sizeof user);
 550         serv_printf("GREG %s", user);
 551         serv_getln(cmd, sizeof cmd);
 552         if (cmd[0] == '1') {
 553                 a = 0;
 554                 do {
 555                         serv_getln(buf, sizeof buf);
 556                         ++a;
 557                         if (a == 1)
 558                                 wprintf("#%s<br /><H1>%s</H1>",
 559                                         buf, &cmd[4]);
 560                         if (a == 2)
 561                                 wprintf("PW: %s<br />\n", buf);
 562                         if (a == 3)
 563                                 wprintf("%s<br />\n", buf);
 564                         if (a == 4)
 565                                 wprintf("%s<br />\n", buf);
 566                         if (a == 5)
 567                                 wprintf("%s, ", buf);
 568                         if (a == 6)
 569                                 wprintf("%s ", buf);
 570                         if (a == 7)
 571                                 wprintf("%s<br />\n", buf);
 572                         if (a == 8)
 573                                 wprintf("%s<br />\n", buf);
 574                         if (a == 9)
 575                                 wprintf(_("Current access level: %d (%s)\n"),
 576                                         atoi(buf), axdefs[atoi(buf)]);
 577                 } while (strcmp(buf, "000"));
 578         } else {
 579                 wprintf("<H1>%s</H1>%s<br />\n", user, &cmd[4]);
 580         }
 581
 582         wprintf("<hr />");
 583         wprintf(_("Select access level for this user:"));
 584         wprintf("<br />\n");
 585         for (a = 0; a <= 6; ++a) {
 586                 wprintf("<a href=\"validate?nonce=%ld?user=", WC->nonce);
 587                 urlescputs(user);
 588                 wprintf("&axlevel=%d\">%s</A>&nbsp;&nbsp;&nbsp;\n",
 589                         a, axdefs[a]);
 590         }
 591         wprintf("<br />\n");
 592
 593         wprintf("</CENTER>\n");
 594         wprintf("</td></tr></table></div>\n");
 595         wDumpContent(1);
 596 }
 597
 598
 599
 600 /*
 601  * Display form for registration.
 602  *
 603  * (Set during_login to 1 if this registration is being performed during
 604  * new user login and will require chaining to the proper screen.)
 605  */
 606 void display_reg(int during_login)
 607 {
 608         long vcard_msgnum;
 609
 610         if (goto_config_room() != 0) {
 611                 if (during_login) do_welcome();
 612                 else display_main_menu();
 613                 return;
 614         }
 615
 616         vcard_msgnum = locate_user_vcard(WC->wc_fullname, -1);
 617         if (vcard_msgnum < 0L) {
 618                 if (during_login) do_welcome();
 619                 else display_main_menu();
 620                 return;
 621         }
 622
 623         if (during_login) {
 624                 do_edit_vcard(vcard_msgnum, "1", "do_welcome", USERCONFIGROOM);
 625         }
 626         else {
 627                 do_edit_vcard(vcard_msgnum, "1", "display_main_menu", USERCONFIGROOM);
 628         }
 629
 630 }
 631
 632
 633
 634
 635 /*
 636  * display form for changing your password
 637  */
 638 void display_changepw(void)
 639 {
 640         char buf[SIZ];
 641
 642         output_headers(1, 1, 1, 0, 0, 0);
 643
 644         svput("BOXTITLE", WCS_STRING, _("Change your password"));
 645         do_template("beginbox");
 646
 647         if (!IsEmptyStr(WC->ImportantMessage)) {
 648                 wprintf("<span class=\"errormsg\">"
 649                         "%s</span><br />\n", WC->ImportantMessage);
 650                 safestrncpy(WC->ImportantMessage, "", sizeof WC->ImportantMessage);
 651         }
 652
 653         serv_puts("MESG changepw");
 654         serv_getln(buf, sizeof buf);
 655         if (buf[0] == '1') {
 656                 fmout("CENTER");
 657         }
 658
 659         wprintf("<form name=\"changepwform\" action=\"changepw\" method=\"post\">\n");
 660         wprintf("<input type=\"hidden\" name=\"nonce\" value=\"%ld\">\n", WC->nonce);
 661         wprintf("<table class=\"altern\" ");
 662         wprintf("<tr class=\"even\"><td>");
 663         wprintf(_("Enter new password:"));
 664         wprintf("</td><td>");
 665         wprintf("<input type=\"password\" name=\"newpass1\" value=\"\" maxlength=\"20\"></td></tr>\n");
 666         wprintf("<tr class=\"odd\"><td>");
 667         wprintf(_("Enter it again to confirm:"));
 668         wprintf("</td><td>");
 669         wprintf("<input type=\"password\" name=\"newpass2\" value=\"\" maxlength=\"20\"></td></tr>\n");
 670         wprintf("</table>\n");
 671
 672         wprintf("<div class=\"buttons\">\n");
 673         wprintf("<input type=\"submit\" name=\"change_action\" value=\"%s\">", _("Change password"));
 674         wprintf("&nbsp;");
 675         wprintf("<input type=\"submit\" name=\"cancel_action\" value=\"%s\">\n", _("Cancel"));
 676         wprintf("</div>\n");
 677         wprintf("</form>\n");
 678
 679         do_template("endbox");
 680         wDumpContent(1);
 681 }
 682
 683 /*
 684  * change password
 685  * if passwords match, propagate it to citserver.
 686  */
 687 void changepw(void)
 688 {
 689         char buf[SIZ];
 690         char newpass1[32], newpass2[32];
 691
 692         if (!havebstr("change_action")) {
 693                 safestrncpy(WC->ImportantMessage,
 694                         _("Cancelled.  Password was not changed."),
 695                         sizeof WC->ImportantMessage);
 696                 display_main_menu();
 697                 return;
 698         }
 699
 700         safestrncpy(newpass1, bstr("newpass1"), sizeof newpass1);
 701         safestrncpy(newpass2, bstr("newpass2"), sizeof newpass2);
 702
 703         if (strcasecmp(newpass1, newpass2)) {
 704                 safestrncpy(WC->ImportantMessage,
 705                         _("They don't match.  Password was not changed."),
 706                         sizeof WC->ImportantMessage);
 707                 display_changepw();
 708                 return;
 709         }
 710
 711         if (IsEmptyStr(newpass1)) {
 712                 safestrncpy(WC->ImportantMessage,
 713                         _("Blank passwords are not allowed."),
 714                         sizeof WC->ImportantMessage);
 715                 display_changepw();
 716                 return;
 717         }
 718
 719         serv_printf("SETP %s", newpass1);
 720         serv_getln(buf, sizeof buf);
 721         sprintf(WC->ImportantMessage, "%s", &buf[4]);
 722         if (buf[0] == '2') {
 723                 safestrncpy(WC->wc_password, buf, sizeof WC->wc_password);
 724                 display_main_menu();
 725         }
 726         else {
 727                 display_changepw();
 728         }
 729 }
 730
 731
 732
 733 void InitModule_AUTH(void)
 734 {
 735         WebcitAddUrlHandler(HKEY("do_welcome"), do_welcome, 0);
 736         return ;
 737 }