/*
* $Id$
*
- * Handles authentication of users to a Citadel server.
- *
+ * WebcitAuth; Handles authentication of users to a Citadel server.
*/
#include "webcit.h"
+#include "webserver.h"
-char *axdefs[7];
+/*
+ * Access level definitions. This is initialized from a function rather than a
+ * static array so that the strings may be localized.
+ */
+char *axdefs[7];
void initialize_axdefs(void) {
- axdefs[0] = _("Deleted");
- axdefs[1] = _("New User");
- axdefs[2] = _("Problem User");
- axdefs[3] = _("Local User");
- axdefs[4] = _("Network User");
- axdefs[5] = _("Preferred User");
- axdefs[6] = _("Aide");
+ axdefs[0] = _("Deleted"); /* an erased user */
+ axdefs[1] = _("New User"); /* a new user */
+ axdefs[2] = _("Problem User"); /* a trouble maker */
+ axdefs[3] = _("Local User"); /* user with normal privileges */
+ axdefs[4] = _("Network User"); /* a user that may access network resources */
+ axdefs[5] = _("Preferred User");/* a moderator */
+ axdefs[6] = _("Aide"); /* chief */
}
-/*
+
+
+/*
* Display the login screen
+ * mesg = the error message if last attempt failed.
*/
void display_login(char *mesg)
{
char buf[SIZ];
output_headers(1, 1, 2, 0, 0, 0);
- wprintf("<div style=\"position:absolute; top:20px; left:20px; right:20px\">\n");
+ wprintf("<div id=\"login_screen\">\n");
- if (mesg != NULL) if (strlen(mesg) > 0) {
- stresc(buf, mesg, 0, 0);
- svprintf("mesg", WCS_STRING, "%s", buf);
+ if (mesg != NULL) if (!IsEmptyStr(mesg)) {
+ stresc(buf, SIZ, mesg, 0, 0);
+ svprintf(HKEY("MESG"), WCS_STRING, "%s", buf);
}
- svprintf("LOGIN_INSTRUCTIONS", WCS_STRING,
+ svprintf(HKEY("LOGIN_INSTRUCTIONS"), WCS_STRING,
_("<ul>"
"<li><b>If you already have an account on %s</b>, "
"enter your user name and password and click "Login." "
serv_info.serv_humannode
);
- svprintf("USERNAME_BOX", WCS_STRING, "%s", _("User name:"));
- svprintf("PASSWORD_BOX", WCS_STRING, "%s", _("Password:"));
- svprintf("LOGIN_BUTTON", WCS_STRING, "%s", _("Login"));
- svprintf("NEWUSER_BUTTON", WCS_STRING, "%s", _("New User"));
- svprintf("EXIT_BUTTON", WCS_STRING, "%s", _("Exit"));
- svprintf("hello", WCS_SERVCMD, "MESG hello");
- svprintf("BOXTITLE", WCS_STRING, _("%s - powered by Citadel"),
+ svput("USERNAME_BOX", WCS_STRING, _("User name:"));
+ svput("PASSWORD_BOX", WCS_STRING, _("Password:"));
+ svput("LANGUAGE_BOX", WCS_STRING, _("Language:"));
+ svput("LOGIN_BUTTON", WCS_STRING, _("Login"));
+ svput("NEWUSER_BUTTON", WCS_STRING, _("New User"));
+ svput("EXIT_BUTTON", WCS_STRING, _("Exit"));
+ svput("HELLO", WCS_SERVCMD, "MESG hello");
+ svprintf(HKEY("BOXTITLE"), WCS_STRING, _("%s - powered by <a href=\"http://www.citadel.org\">Citadel</a>"),
serv_info.serv_humannode);
+ svcallback("DO_LANGUAGE_BOX", offer_languages);
+ if (serv_info.serv_newuser_disabled) {
+ svput("NEWUSER_BUTTON_PRE", WCS_STRING, "<div style=\"display:none;\">");
+ svput("NEWUSER_BUTTON_POST", WCS_STRING, "</div>");
+ }
+ else {
+ svput("NEWUSER_BUTTON_PRE", WCS_STRING, "");
+ svput("NEWUSER_BUTTON_POST", WCS_STRING, "");
+ }
+
+ if (serv_info.serv_supports_openid) {
+ svprintf(HKEY("OFFER_OPENID_LOGIN"), WCS_STRING,
+ "<div align=center>"
+ "<a href=\"display_openid_login\">"
+ "<img src=\"static/openid-small.gif\" border=0 valign=middle>"
+ "%s</a>"
+ "</div>"
+ ,
+ "Log in using OpenID"
+ );
+ }
+ else {
+ svput("OFFER_OPENID_LOGIN", WCS_STRING, "");
+ }
do_template("login");
-/*
+/*
+ * Display the openid-enabled login screen
+ * mesg = the error message if last attempt failed.
+ */
+void display_openid_login(char *mesg)
+{
+ char buf[SIZ];
+
+ output_headers(1, 1, 2, 0, 0, 0);
+ wprintf("<div id=\"login_screen\">\n");
+
+ if (mesg != NULL) if (!IsEmptyStr(mesg)) {
+ stresc(buf, SIZ, mesg, 0, 0);
+ svprintf(HKEY("MESG"), WCS_STRING, "%s", buf);
+ }
+
+ svprintf(HKEY("LOGIN_INSTRUCTIONS"), WCS_STRING,
+ _("<ul>"
+ "<li>Enter your OpenID URL and click "Login"."
+ "<li>Please log off properly when finished. "
+ "<li>You must use a browser that supports <i>frames</i> and "
+ "<i>cookies</i>. "
+ "<li>Also keep in mind that if your browser is "
+ "configured to block pop-up windows, you will not be able "
+ "to receive any instant messages.<br />"
+ "</ul>")
+ );
+
+ svput("OPENID_BOX", WCS_STRING, _("OpenID URL:"));
+ svput("LANGUAGE_BOX", WCS_STRING, _("Language:"));
+ svput("LOGIN_BUTTON", WCS_STRING, _("Login"));
+ svput("EXIT_BUTTON", WCS_STRING, _("Exit"));
+ svput("HELLO", WCS_SERVCMD, "MESG hello");
+ svprintf(HKEY("BOXTITLE"), WCS_STRING, _("%s - powered by <a href=\"http://www.citadel.org\">Citadel</a>"),
+ serv_info.serv_humannode);
+ svcallback("DO_LANGUAGE_BOX", offer_languages);
+
+ svprintf(HKEY("OFFER_CONVENTIONAL_LOGIN"), WCS_STRING,
+ "<div align=center>"
+ "<a href=\"display_login\">"
+ "%s</a>"
+ "</div>"
+ ,
+ "Log in using a user name and password"
+ );
+
+ do_template("openid_login");
+ wDumpContent(2);
+}
+
+
+
+
+/* Initialize the session
+ *
* This function needs to get called whenever the session changes from
* not-logged-in to logged-in, either by an explicit login by the user or
* by a timed-out session automatically re-establishing with a little help
* from the browser cookie. Either way, we need to load access controls and
* preferences from the server.
+ *
+ * user the username
+ * pass his password
+ * serv_response The parameters returned from a Citadel USER or NEWU command
*/
void become_logged_in(char *user, char *pass, char *serv_response)
{
char buf[SIZ];
WC->logged_in = 1;
- extract_token(WC->wc_username, &serv_response[4], 0, '|', sizeof WC->wc_username);
+ extract_token(WC->wc_fullname, &serv_response[4], 0, '|', sizeof WC->wc_fullname);
+ safestrncpy(WC->wc_username, user, sizeof WC->wc_username);
safestrncpy(WC->wc_password, pass, sizeof WC->wc_password);
WC->axlevel = extract_int(&serv_response[4], 1);
if (WC->axlevel >= 6) {
}
+/*
+ * Perform authentication using a user name and password
+ */
void do_login(void)
{
char buf[SIZ];
- if (strlen(bstr("exit_action")) > 0) {
+ if (havebstr("language")) {
+ set_selected_language(bstr("language"));
+ go_selected_language();
+ }
+
+ if (havebstr("exit_action")) {
do_logout();
return;
}
- if (strlen(bstr("login_action")) > 0) {
+ if (havebstr("login_action")) {
serv_printf("USER %s", bstr("name"));
serv_getln(buf, sizeof buf);
if (buf[0] == '3') {
return;
}
}
- if (strlen(bstr("newuser_action")) > 0) {
- if (strlen(bstr("pass")) == 0) {
+ if (havebstr("newuser_action")) {
+ if (!havebstr("pass")) {
display_login(_("Blank passwords are not allowed."));
return;
}
if (WC->logged_in) {
if (WC->need_regi) {
display_reg(1);
+ } else if (WC->need_vali) {
+ validate();
} else {
do_welcome();
}
}
+
+/*
+ * Perform authentication using OpenID
+ * assemble the checkid_setup request and then redirect to the user's identity provider
+ */
+void do_openid_login(void)
+{
+ char buf[4096];
+
+ if (havebstr("language")) {
+ set_selected_language(bstr("language"));
+ go_selected_language();
+ }
+
+ if (havebstr("exit_action")) {
+ do_logout();
+ return;
+ }
+ if (havebstr("login_action")) {
+ snprintf(buf, sizeof buf,
+ "OIDS %s|%s://%s/finalize_openid_login|%s://%s",
+ bstr("openid_url"),
+ (is_https ? "https" : "http"), WC->http_host,
+ (is_https ? "https" : "http"), WC->http_host
+ );
+
+ serv_puts(buf);
+ serv_getln(buf, sizeof buf);
+ if (buf[0] == '2') {
+ lprintf(CTDL_DEBUG, "OpenID server contacted; redirecting to %s\n", &buf[4]);
+ http_redirect(&buf[4]);
+ return;
+ }
+ else {
+ display_openid_login(&buf[4]);
+ return;
+ }
+ }
+
+ /* If we get to this point then something failed. */
+ display_openid_login(_("Your password was not accepted."));
+}
+
+/*
+ * Complete the authentication using OpenID
+ * This function handles the positive or negative assertion from the user's Identity Provider
+ */
+void finalize_openid_login(void)
+{
+ char buf[1024];
+ struct wcsession *WCC = WC;
+ int already_logged_in = (WCC->logged_in) ;
+ int linecount = 0;
+ char result[128] = "";
+ char username[128] = "";
+ char password[128] = "";
+
+ if (havebstr("openid.mode")) {
+ if (!strcasecmp(bstr("openid.mode"), "id_res")) {
+
+ serv_puts("OIDF");
+ serv_getln(buf, sizeof buf);
+
+ if (buf[0] == '8') {
+ urlcontent *u;
+ void *U;
+ long HKLen;
+ char *HKey;
+ HashPos *Cursor;
+
+ Cursor = GetNewHashPos ();
+ while (GetNextHashPos(WCC->urlstrings, Cursor, &HKLen, &HKey, &U)) {
+ u = (urlcontent*) U;
+ if (!strncasecmp(u->url_key, "openid.", 7)) {
+ serv_printf("%s|%s", &u->url_key[7], u->url_data);
+ }
+ }
+
+ serv_puts("000");
+
+ linecount = 0;
+ while (serv_getln(buf, sizeof buf), strcmp(buf, "000")) {
+ if (linecount == 0) safestrncpy(result, buf, sizeof result);
+ if (!strcasecmp(result, "authenticate")) {
+ if (linecount == 1) {
+ safestrncpy(username, buf, sizeof username);
+ }
+ else if (linecount == 2) {
+ safestrncpy(password, buf, sizeof password);
+ }
+ }
+ ++linecount;
+ }
+ }
+ }
+ }
+
+ /* If we were already logged in, this was an attempt to associate an OpenID account */
+ if (already_logged_in) {
+ display_openids();
+ return;
+ }
+
+ /* Was the claimed ID associated with an existing account? Then log in that account now. */
+ if (!strcasecmp(result, "authenticate")) {
+ serv_printf("USER %s", username);
+ serv_getln(buf, sizeof buf);
+ if (buf[0] == '3') {
+ serv_printf("PASS %s", password);
+ serv_getln(buf, sizeof buf);
+ if (buf[0] == '2') {
+ become_logged_in(username, password, buf);
+ }
+ }
+ }
+
+ /* FIXME -- right here we have to put the code to log in a new user */
+
+ /* Did we manage to log in? If so, continue with the normal flow... */
+ if (WC->logged_in) {
+ if (WC->need_regi) {
+ display_reg(1);
+ } else {
+ do_welcome();
+ }
+ } else {
+ display_openid_login(_("Your password was not accepted."));
+ }
+
+}
+
+
+/*
+ * Display a welcome screen to the user.
+ *
+ * If this is the first time login, and the web based setup is enabled,
+ * lead the user through the setup routines
+ */
void do_welcome(void)
{
char buf[SIZ];
FILE *fp;
int i;
- /*
+ /**
* See if we have to run the first-time setup wizard
*/
if (WC->is_aide) {
if (!setup_wizard) {
+ int len;
sprintf(wizard_filename, "setupwiz.%s.%s",
ctdlhost, ctdlport);
- for (i=0; i<strlen(wizard_filename); ++i) {
+ len = strlen(wizard_filename);
+ for (i=0; i<len; ++i) {
if ( (wizard_filename[i]==' ')
|| (wizard_filename[i] == '/')
) {
buf[strlen(buf)-1] = 0;
fclose(fp);
if (atoi(buf) == serv_info.serv_rev_level) {
- setup_wizard = 1; /* already run */
+ setup_wizard = 1; /**< already run */
}
}
}
* Go to the user's preferred start page
*/
get_preference("startpage", buf, sizeof buf);
- if (strlen(buf)==0) {
+ if (IsEmptyStr(buf)) {
safestrncpy(buf, "dotskip&room=_BASEROOM_", sizeof buf);
set_preference("startpage", buf, 1);
}
/* close() of citadel socket will be done by do_housekeeping() */
}
-
+/*
+ * execute the logout
+ */
void do_logout(void)
{
char buf[SIZ];
safestrncpy(WC->wc_username, "", sizeof WC->wc_username);
safestrncpy(WC->wc_password, "", sizeof WC->wc_password);
safestrncpy(WC->wc_roomname, "", sizeof WC->wc_roomname);
+ safestrncpy(WC->wc_fullname, "", sizeof WC->wc_fullname);
- /* Calling output_headers() this way causes the cookies to be un-set */
+ /** Calling output_headers() this way causes the cookies to be un-set */
output_headers(1, 1, 0, 1, 0, 0);
- wprintf("<center>");
+ wprintf("<div id=\"logout_screen\">");
+ wprintf("<div class=\"box\">");
+ wprintf("<div class=\"boxlabel\">");
+ wprintf(_("Log off"));
+ wprintf("</div><div class=\"boxcontent\">");
serv_puts("MESG goodbye");
serv_getln(buf, sizeof buf);
"connected to the Citadel server. Please report "
"this problem to your system administrator.")
);
+ wprintf("<a href=\"http://www.citadel.org/doku.php/"
+ "faq:mastering_your_os:net#netstat\">%s</a>",
+ _("Read More..."));
}
- wprintf("<hr /><a href=\".\">Log in again</A> "
+ wprintf("<hr /><div class=\"buttons\"> "
+ "<span class=\"button_link\"><a href=\".\">");
+ wprintf(_("Log in again"));
+ wprintf("</a></span> <span class=\"button_link\">"
"<a href=\"javascript:window.close();\">");
wprintf(_("Close window"));
- wprintf("</a></center>\n");
+ wprintf("</a></span></div></div></div></div>\n");
wDumpContent(2);
end_webcit_session();
}
-/*
+/*
* validate new users
*/
void validate(void)
int a;
output_headers(1, 1, 2, 0, 0, 0);
- wprintf("<div id=\"banner\">\n"
- "<TABLE WIDTH=100%% BORDER=0 BGCOLOR=\"#444455\"><TR><TD>"
- "<SPAN CLASS=\"titlebar\">");
+ wprintf("<div id=\"banner\">\n");
+ wprintf("<h1>");
wprintf(_("Validate new users"));
- wprintf("</SPAN></TD></TR></TABLE>\n</div>\n<div id=\"content\">\n");
+ wprintf("</h1>");
+ wprintf("</div>\n");
+
+ wprintf("<div id=\"content\" class=\"service\">\n");
+ /* If the user just submitted a validation, process it... */
safestrncpy(buf, bstr("user"), sizeof buf);
- if (strlen(buf) > 0)
- if (strlen(bstr("axlevel")) > 0) {
+ if (!IsEmptyStr(buf)) {
+ if (havebstr("axlevel")) {
serv_printf("VALI %s|%s", buf, bstr("axlevel"));
serv_getln(buf, sizeof buf);
if (buf[0] != '2') {
wprintf("<b>%s</b><br />\n", &buf[4]);
}
}
+ }
+
+ /* Now see if any more users require validation. */
serv_puts("GNUR");
serv_getln(buf, sizeof buf);
-
+ if (buf[0] == '2') {
+ wprintf("<b>");
+ wprintf(_("No users require validation at this time."));
+ wprintf("</b><br />\n");
+ wDumpContent(1);
+ return;
+ }
if (buf[0] != '3') {
wprintf("<b>%s</b><br />\n", &buf[4]);
wDumpContent(1);
return;
}
- wprintf("<div id=\"fix_scrollbar_bug\">"
- "<table border=0 width=100%% bgcolor=\"#ffffff\"><tr><td>\n");
+ wprintf("<div class=\"fix_scrollbar_bug\">"
+ "<table class=\"auth_validate\"><tr><td>\n");
wprintf("<center>");
safestrncpy(user, &buf[4], sizeof user);
serv_getln(buf, sizeof buf);
++a;
if (a == 1)
- wprintf("User #%s<br /><H1>%s</H1>",
+ wprintf("#%s<br /><H1>%s</H1>",
buf, &cmd[4]);
if (a == 2)
wprintf("PW: %s<br />\n", buf);
wprintf(_("Select access level for this user:"));
wprintf("<br />\n");
for (a = 0; a <= 6; ++a) {
- wprintf("<a href=\"validate&user=");
+ wprintf("<a href=\"validate?nonce=%ld?user=", WC->nonce);
urlescputs(user);
wprintf("&axlevel=%d\">%s</A> \n",
a, axdefs[a]);
-/*
+/*
* Display form for registration.
+ *
* (Set during_login to 1 if this registration is being performed during
* new user login and will require chaining to the proper screen.)
*/
return;
}
- vcard_msgnum = locate_user_vcard(WC->wc_username, -1);
+ vcard_msgnum = locate_user_vcard(WC->wc_fullname, -1);
if (vcard_msgnum < 0L) {
if (during_login) do_welcome();
else display_main_menu();
}
if (during_login) {
- do_edit_vcard(vcard_msgnum, "1", "do_welcome");
+ do_edit_vcard(vcard_msgnum, "1", "do_welcome", USERCONFIGROOM);
}
else {
- do_edit_vcard(vcard_msgnum, "1", "display_main_menu");
+ do_edit_vcard(vcard_msgnum, "1", "display_main_menu", USERCONFIGROOM);
}
}
-/*
+/*
* display form for changing your password
*/
void display_changepw(void)
{
char buf[SIZ];
- output_headers(1, 1, 2, 0, 0, 0);
- wprintf("<div id=\"banner\">\n"
- "<TABLE WIDTH=100%% BORDER=0 BGCOLOR=\"#444455\"><TR><TD>"
- "<SPAN CLASS=\"titlebar\">");
- wprintf(_("Change your password"));
- wprintf("</SPAN>"
- "</TD></TR></TABLE>\n"
- "</div>\n<div id=\"content\">\n"
- );
+ output_headers(1, 1, 1, 0, 0, 0);
+
+ svput("BOXTITLE", WCS_STRING, _("Change your password"));
+ do_template("beginbox");
- if (strlen(WC->ImportantMessage) > 0) {
- do_template("beginbox_nt");
- wprintf("<SPAN CLASS=\"errormsg\">"
- "%s</SPAN><br />\n", WC->ImportantMessage);
- do_template("endbox");
+ if (!IsEmptyStr(WC->ImportantMessage)) {
+ wprintf("<span class=\"errormsg\">"
+ "%s</span><br />\n", WC->ImportantMessage);
safestrncpy(WC->ImportantMessage, "", sizeof WC->ImportantMessage);
}
- wprintf("<div id=\"fix_scrollbar_bug\">"
- "<table border=0 width=100%% bgcolor=\"#ffffff\"><tr><td>\n");
-
- wprintf("<CENTER><br />");
serv_puts("MESG changepw");
serv_getln(buf, sizeof buf);
if (buf[0] == '1') {
}
wprintf("<form name=\"changepwform\" action=\"changepw\" method=\"post\">\n");
- wprintf("<CENTER>"
- "<table border=\"0\" cellspacing=\"5\" cellpadding=\"5\" "
- "BGCOLOR=\"#EEEEEE\">"
- "<TR><TD>");
+ wprintf("<input type=\"hidden\" name=\"nonce\" value=\"%ld\">\n", WC->nonce);
+ wprintf("<table class=\"altern\" ");
+ wprintf("<tr class=\"even\"><td>");
wprintf(_("Enter new password:"));
- wprintf("</TD>\n");
- wprintf("<TD><INPUT TYPE=\"password\" NAME=\"newpass1\" VALUE=\"\" MAXLENGTH=\"20\"></TD></TR>\n");
- wprintf("<TR><TD>");
+ wprintf("</td><td>");
+ wprintf("<input type=\"password\" name=\"newpass1\" value=\"\" maxlength=\"20\"></td></tr>\n");
+ wprintf("<tr class=\"odd\"><td>");
wprintf(_("Enter it again to confirm:"));
- wprintf("</TD>\n");
- wprintf("<TD><INPUT TYPE=\"password\" NAME=\"newpass2\" VALUE=\"\" MAXLENGTH=\"20\"></TD></TR>\n");
+ wprintf("</td><td>");
+ wprintf("<input type=\"password\" name=\"newpass2\" value=\"\" maxlength=\"20\"></td></tr>\n");
+ wprintf("</table>\n");
- wprintf("</TABLE><br />\n");
- wprintf("<INPUT type=\"submit\" name=\"change_action\" value=\"%s\">", _("Change password"));
+ wprintf("<div class=\"buttons\">\n");
+ wprintf("<input type=\"submit\" name=\"change_action\" value=\"%s\">", _("Change password"));
wprintf(" ");
- wprintf("<INPUT type=\"submit\" name=\"cancel_action\" value=\"%s\">\n", _("Cancel"));
- wprintf("</form></center>\n");
- wprintf("</td></tr></table></div>\n");
+ wprintf("<input type=\"submit\" name=\"cancel_action\" value=\"%s\">\n", _("Cancel"));
+ wprintf("</div>\n");
+ wprintf("</form>\n");
+
+ do_template("endbox");
wDumpContent(1);
}
/*
* change password
+ * if passwords match, propagate it to citserver.
*/
void changepw(void)
{
char buf[SIZ];
char newpass1[32], newpass2[32];
- if (strlen(bstr("change_action")) == 0) {
+ if (!havebstr("change_action")) {
safestrncpy(WC->ImportantMessage,
_("Cancelled. Password was not changed."),
sizeof WC->ImportantMessage);
return;
}
- if (strlen(newpass1) == 0) {
+ if (IsEmptyStr(newpass1)) {
safestrncpy(WC->ImportantMessage,
_("Blank passwords are not allowed."),
sizeof WC->ImportantMessage);
display_changepw();
}
}
+
+
+
+void InitModule_AUTH(void)
+{
+ WebcitAddUrlHandler(HKEY("do_welcome"), do_welcome, 0);
+ return ;
+}