4 * Handles authentication of users to a Citadel server.
15 #include <sys/types.h>
17 #include <sys/socket.h>
20 #include <netinet/in.h>
42 * Display the login screen
44 void display_login(char *mesg)
48 output_headers(1, 1, 2, 0, 0, 0, 0);
49 wprintf("<div style=\"position:absolute; top:20px; left:20px; right:20px\">\n");
51 if (mesg != NULL) if (strlen(mesg) > 0) {
52 stresc(buf, mesg, 0, 0);
53 svprintf("mesg", WCS_STRING, "%s", buf);
56 svprintf("hello", WCS_SERVCMD, "MESG hello");
57 svprintf("BOXTITLE", WCS_STRING, "%s - powered by Citadel",
58 serv_info.serv_humannode);
69 * This function needs to get called whenever the session changes from
70 * not-logged-in to logged-in, either by an explicit login by the user or
71 * by a timed-out session automatically re-establishing with a little help
72 * from the browser cookie. Either way, we need to load access controls and
73 * preferences from the server.
75 void become_logged_in(char *user, char *pass, char *serv_response)
80 extract(WC->wc_username, &serv_response[4], 0);
81 strcpy(WC->wc_password, pass);
82 WC->axlevel = extract_int(&serv_response[4], 1);
83 if (WC->axlevel >= 6) {
92 WC->new_mail = extract_int(&buf[4], 0);
93 WC->need_regi = extract_int(&buf[4], 1);
94 WC->need_vali = extract_int(&buf[4], 2);
95 extract(WC->cs_inet_email, &buf[4], 3);
104 if (!strcasecmp(bstr("action"), "Exit")) {
108 if (!strcasecmp(bstr("action"), "Login")) {
109 serv_printf("USER %s", bstr("name"));
112 serv_printf("PASS %s", bstr("pass"));
115 become_logged_in(bstr("name"),
118 display_login(&buf[4]);
122 display_login(&buf[4]);
126 if (!strcasecmp(bstr("action"), "New User")) {
127 if (strlen(bstr("pass")) == 0) {
128 display_login("Blank passwords are not allowed.");
131 serv_printf("NEWU %s", bstr("name"));
134 become_logged_in(bstr("name"), bstr("pass"), buf);
135 serv_printf("SETP %s", bstr("pass"));
138 display_login(&buf[4]);
149 display_login("Your password was not accepted.");
154 void do_welcome(void)
161 * See if we have to run the first-time setup wizard
165 sprintf(wizard_filename, "setupwiz.%s.%s",
167 for (i=0; i<strlen(wizard_filename); ++i) {
168 if ( (wizard_filename[i]==' ')
169 || (wizard_filename[i] == '/')
171 wizard_filename[i] = '_';
175 fp = fopen(wizard_filename, "r");
177 fgets(buf, sizeof buf, fp);
178 buf[strlen(buf)-1] = 0;
180 if (atoi(buf) == serv_info.serv_rev_level) {
181 setup_wizard = 1; /* already run */
187 http_redirect("/setup_wizard");
192 * Go to the user's preferred start page
194 get_preference("startpage", buf);
195 if (strlen(buf)==0) {
196 strcpy(buf, "/dotskip&room=_BASEROOM_");
197 set_preference("startpage", buf);
204 * Disconnect from the Citadel server, and end this WebCit session
206 void end_webcit_session(void) {
209 /* close() of citadel socket will be done by do_housekeeping() */
217 strcpy(WC->wc_username, "");
218 strcpy(WC->wc_password, "");
219 strcpy(WC->wc_roomname, "");
221 /* Calling output_headers() this way causes the cookies to be un-set */
222 output_headers(1, 1, 0, 1, 0, 0, 0);
225 serv_puts("MESG goodbye");
228 if (WC->serv_sock >= 0) {
230 fmout(NULL, "CENTER");
232 wprintf("Goodbye\n");
236 wprintf("This program was unable to connect or stay "
237 "connected to the Citadel server. Please report "
238 "this problem to your system administrator."
242 wprintf("<hr /><a href=\"/\">Log in again</A> "
243 "<a href=\"javascript:window.close();\">Close window</A>"
246 end_webcit_session();
260 output_headers(1, 1, 2, 0, 0, 0, 0);
261 wprintf("<div id=\"banner\">\n"
262 "<TABLE WIDTH=100%% BORDER=0 BGCOLOR=\"#444455\"><TR><TD>"
263 "<SPAN CLASS=\"titlebar\">Validate new users</SPAN>"
264 "</TD></TR></TABLE>\n"
265 "</div>\n<div id=\"content\">\n"
268 strcpy(buf, bstr("user"));
270 if (strlen(bstr("axlevel")) > 0) {
271 serv_printf("VALI %s|%s", buf, bstr("axlevel"));
274 wprintf("<b>%s</b><br />\n", &buf[4]);
281 wprintf("<b>%s</b><br />\n", &buf[4]);
286 wprintf("<div id=\"fix_scrollbar_bug\">"
287 "<table border=0 width=100%% bgcolor=\"#ffffff\"><tr><td>\n");
290 strcpy(user, &buf[4]);
291 serv_printf("GREG %s", user);
299 wprintf("User #%s<br /><H1>%s</H1>",
302 wprintf("PW: %s<br />\n", buf);
304 wprintf("%s<br />\n", buf);
306 wprintf("%s<br />\n", buf);
308 wprintf("%s, ", buf);
312 wprintf("%s<br />\n", buf);
314 wprintf("%s<br />\n", buf);
316 wprintf("Current access level: %d (%s)\n",
317 atoi(buf), axdefs[atoi(buf)]);
318 } while (strcmp(buf, "000"));
320 wprintf("<H1>%s</H1>%s<br />\n", user, &cmd[4]);
323 wprintf("<hr />Select access level for this user:<br />\n");
324 for (a = 0; a <= 6; ++a) {
325 wprintf("<A HREF=\"/validate&user=");
327 wprintf("&axlevel=%d\">%s</A> \n",
332 wprintf("</CENTER>\n");
333 wprintf("</td></tr></table></div>\n");
340 * Display form for registration.
341 * (Set during_login to 1 if this registration is being performed during
342 * new user login and will require chaining to the proper screen.)
344 void display_reg(int during_login)
348 if (goto_config_room() != 0) {
349 if (during_login) do_welcome();
350 else display_main_menu();
354 vcard_msgnum = locate_user_vcard(WC->wc_username, -1);
355 if (vcard_msgnum < 0L) {
356 if (during_login) do_welcome();
357 else display_main_menu();
362 do_edit_vcard(vcard_msgnum, "1", "/do_welcome");
365 do_edit_vcard(vcard_msgnum, "1", "/display_main_menu");
374 * display form for changing your password
376 void display_changepw(void)
380 output_headers(1, 1, 2, 0, 0, 0, 0);
381 wprintf("<div id=\"banner\">\n"
382 "<TABLE WIDTH=100%% BORDER=0 BGCOLOR=\"#444455\"><TR><TD>"
383 "<SPAN CLASS=\"titlebar\">Change your password</SPAN>"
384 "</TD></TR></TABLE>\n"
385 "</div>\n<div id=\"content\">\n"
388 if (strlen(WC->ImportantMessage) > 0) {
389 do_template("beginbox_nt");
390 wprintf("<SPAN CLASS=\"errormsg\">"
391 "%s</SPAN><br />\n", WC->ImportantMessage);
392 do_template("endbox");
393 strcpy(WC->ImportantMessage, "");
396 wprintf("<div id=\"fix_scrollbar_bug\">"
397 "<table border=0 width=100%% bgcolor=\"#ffffff\"><tr><td>\n");
399 wprintf("<CENTER><br />");
400 serv_puts("MESG changepw");
403 fmout(NULL, "CENTER");
406 wprintf("<form name=\"changepwform\" action=\"changepw\" method=\"post\">\n");
408 "<table border=\"0\" cellspacing=\"5\" cellpadding=\"5\" "
409 "BGCOLOR=\"#EEEEEE\">"
410 "<TR><TD>Enter new password:</TD>\n");
411 wprintf("<TD><INPUT TYPE=\"password\" NAME=\"newpass1\" VALUE=\"\" MAXLENGTH=\"20\"></TD></TR>\n");
412 wprintf("<TR><TD>Enter it again to confirm:</TD>\n");
413 wprintf("<TD><INPUT TYPE=\"password\" NAME=\"newpass2\" VALUE=\"\" MAXLENGTH=\"20\"></TD></TR>\n");
415 wprintf("</TABLE><br />\n");
416 wprintf("<INPUT type=\"submit\" name=\"action\" value=\"Change\">"
418 "<INPUT type=\"submit\" name=\"action\" value=\"Cancel\">\n");
419 wprintf("</form></center>\n");
420 wprintf("</td></tr></table></div>\n");
430 char newpass1[32], newpass2[32];
432 if (strcmp(bstr("action"), "Change")) {
433 strcpy(WC->ImportantMessage,
434 "Cancelled. Password was not changed.");
439 strcpy(newpass1, bstr("newpass1"));
440 strcpy(newpass2, bstr("newpass2"));
442 if (strcasecmp(newpass1, newpass2)) {
443 strcpy(WC->ImportantMessage,
444 "They don't match. Password was not changed.");
449 if (strlen(newpass1) == 0) {
450 strcpy(WC->ImportantMessage,
451 "Blank passwords are not allowed.");
456 serv_printf("SETP %s", newpass1);
458 sprintf(WC->ImportantMessage, "%s", &buf[4]);
460 safestrncpy(WC->wc_password, buf, sizeof WC->wc_password);