+++ /dev/null
-<?PHP
-
-// $Id$
-//
-// Implements various Citadel server commands.
-//
-// Copyright (c) 2003 by Art Cancro <ajc@uncensored.citadel.org>
-// This program is released under the terms of the GNU General Public License.
-
-
-//
-// serv_gets() -- generic function to read one line of text from the server
-//
-function serv_gets() {
- global $clientsocket;
-
- $buf = fgets($clientsocket, 4096); // Read line
- $buf = substr($buf, 0, (strlen($buf)-1) ); // strip trailing LF
- return $buf;
-}
-
-
-//
-// serv_puts() -- generic function to write one line of text to the server
-//
-function serv_puts($buf) {
- global $clientsocket;
-
- fwrite($clientsocket, $buf . "\n", (strlen($buf)+1) );
-}
-
-
-
-//
-// Identify ourselves to the Citadel server (do this once after connection)
-//
-function ctdl_iden() {
- global $clientsocket;
-
- // Identify client and hostname
- serv_puts("IDEN 0|8|001|PHP web client|" . $_SERVER['REMOTE_ADDR'] );
- $buf = serv_gets();
-
- // Also express our message format preferences
- serv_puts("MSGP text/html|text/plain");
- $buf = serv_gets();
-}
-
-
-
-//
-// login_existing_user() -- attempt to login using a supplied username/password
-// Returns an array with two variables:
-// 0. TRUE or FALSE to determine success or failure
-// 1. String error message (if relevant)
-//
-function login_existing_user($user, $pass) {
- global $clientsocket;
-
- serv_puts("USER " . $user);
- $resp = serv_gets();
- if (substr($resp, 0, 1) != "3") {
- return array(FALSE, substr($resp, 4));
- }
-
- serv_puts("PASS " . $pass);
- $resp = serv_gets();
- if (substr($resp, 0, 1) != "2") {
- return array(FALSE, substr($resp, 4));
- }
-
- $_SESSION["username"] = $user;
- $_SESSION["password"] = $pass;
- become_logged_in(substr($resp, 4));
-
- return array(TRUE, "Login successful. Have fun.");
-}
-
-
-//
-// create_new_user() -- attempt to create a new user
-// using a supplied username/password
-// Returns an array with two variables:
-// 0. TRUE or FALSE to determine success or failure
-// 1. String error message (if relevant)
-//
-function create_new_user($user, $pass) {
- global $clientsocket;
-
- serv_puts("NEWU " . $user);
- $resp = serv_gets();
- if (substr($resp, 0, 1) != "2") {
- return array(FALSE, substr($resp, 4));
- }
-
- serv_puts("SETP " . $pass);
- $resp = serv_gets();
- if (substr($resp, 0, 1) != "2") {
- return array(FALSE, substr($resp, 4));
- }
-
- $_SESSION["username"] = $user;
- $_SESSION["password"] = $pass;
- become_logged_in(substr($resp, 4));
-
- return array(TRUE, "Login successful. Have fun.");
-}
-
-
-//
-// Code common to both existing-user and new-user logins
-//
-function become_logged_in($server_parms) {
- $_SESSION["logged_in"] = 1;
-
- $tok = strtok($server_parms, "|");
- if ($tok) $thisline["username"] = $tok;
-
- $tok = strtok("|");
- if ($tok) $thisline["axlevel"] = $tok;
-
- $tok = strtok("|");
- if ($tok) $thisline["calls"] = $tok;
-
- $tok = strtok("|");
- if ($tok) $thisline["posts"] = $tok;
-
- $tok = strtok("|");
- if ($tok) $thisline["userflags"] = $tok;
-
- $tok = strtok("|");
- if ($tok) $thisline["usernum"] = $tok;
-
- $tok = strtok("|");
- if ($tok) $thisline["lastcall"] = $tok;
-
- ctdl_goto("_BASEROOM_");
-}
-
-
-
-//
-// Learn all sorts of interesting things about the Citadel server to
-// which we are connected.
-//
-function ctdl_get_serv_info() {
- serv_puts("INFO");
- $buf = serv_gets();
- if (substr($buf, 0, 1) == "1") {
- $i = 0;
- do {
- $buf = serv_gets();
- if ($i == 1) $_SESSION["serv_nodename"] = $buf;
- if ($i == 2) $_SESSION["serv_humannode"] = $buf;
- if ($i == 3) $_SESSION["serv_fqdn"] = $buf;
- if ($i == 4) $_SESSION["serv_software"] = $buf;
- if ($i == 6) $_SESSION["serv_city"] = $buf;
- if ($i == 7) $_SESSION["serv_sysadmin"] = $buf;
- $i = $i + 1;
- } while (strcasecmp($buf, "000"));
- }
-
-}
-
-
-//
-// Display a system banner. (Returns completed HTML.)
-// (This is probably temporary because it outputs more or less finalized
-// markup. For now it's just usable.)
-//
-function ctdl_mesg($msgname) {
- global $clientsocket;
-
- $msgtext = "<DIV ALIGN=CENTER>\n";
-
- serv_puts("MESG " . $msgname);
- $response = serv_gets();
-
- if (substr($response, 0, 1) == "1") {
- while (strcmp($buf = serv_gets(), "000")) {
- $msgtext .= "<TT>" . htmlspecialchars($buf)
- . "</TT><BR>\n" ;
- }
- }
- else {
- $msgtext .= "<B><I>" . substr($response, 4) . "</I></B><BR>\n";
- }
-
- $msgtext .= "</DIV>\n";
- return($msgtext);
-}
-
-
-//
-// Fetch the list of users currently logged in.
-//
-function ctdl_rwho() {
- global $clientsocket;
-
- serv_puts("RWHO");
- $response = serv_gets();
-
- if (substr($response, 0, 1) != "1") {
- return array(0, NULL);
- }
-
- $all_lines = array();
- $num_lines = 0;
-
- while (strcmp($buf = serv_gets(), "000")) {
-
- $thisline = array();
-
- $tok = strtok($buf, "|");
- if ($tok) $thisline["session"] = $tok;
-
- $tok = strtok("|");
- if ($tok) $thisline["user"] = $tok;
-
- $tok = strtok("|");
- if ($tok) $thisline["room"] = $tok;
-
- $tok = strtok("|");
- if ($tok) $thisline["host"] = $tok;
-
- $tok = strtok("|");
- if ($tok) $thisline["client"] = $tok;
-
- // IGnore the rest of the fields for now.
-
- $num_lines = array_push($all_lines, $thisline);
- }
-
- return array($num_lines, $all_lines);
-
-}
-
-
-//
-// Goto a room.
-//
-function ctdl_goto($to_where) {
-
- serv_puts("GOTO " . $to_where);
- $response = serv_gets();
-
- if (substr($response, 0, 1) == "2") {
- $_SESSION["room"] = strtok(substr($response, 4), "|");
- return array(TRUE, substr($response, 0, 3));
- }
-
- else {
- return array(FALSE, substr($response, 0, 3));
- }
-
-}
-
-
-
-//
-// Fetch the list of known rooms.
-//
-function ctdl_knrooms() {
- global $clientsocket;
-
- serv_puts("LKRA");
- $response = serv_gets();
-
- if (substr($response, 0, 1) != "1") {
- return array(0, NULL);
- }
-
- $all_lines = array();
- $num_lines = 0;
-
- while (strcmp($buf = serv_gets(), "000")) {
-
- $thisline = array();
-
- $tok = strtok($buf, "|");
- if ($tok) $thisline["name"] = $tok;
-
- $tok = strtok("|");
- if ($tok) $thisline["flags"] = $tok;
-
- $tok = strtok("|");
- if ($tok) $thisline["floor"] = $tok;
-
- $tok = strtok("|");
- if ($tok) $thisline["order"] = $tok;
-
- $tok = strtok("|");
- if ($tok) $thisline["flags2"] = $tok;
-
- $tok = strtok("|");
- if ($tok) $thisline["access"] = $tok;
-
- if ($thisline["access"] & 8) {
- $thisline["hasnewmsgs"] = TRUE;
- }
- else {
- $thisline["hasnewmsgs"] = FALSE;
- }
-
- $num_lines = array_push($all_lines, $thisline);
- }
-
- return array($num_lines, $all_lines);
-
-}
-
-
-//
-// Fetch the list of messages in this room.
-// Returns: count, response, message array
-//
-function ctdl_msgs($mode, $count) {
- global $clientsocket;
-
- serv_puts("MSGS " . $mode . "|" . $count);
- $response = serv_gets();
-
- if (substr($response, 0, 1) != "1") {
- return array(0, substr($response, 4), NULL);
- }
-
- $msgs = array();
- $num_msgs = 0;
-
- while (strcmp($buf = serv_gets(), "000")) {
- $num_msgs = array_push($msgs, $buf);
- }
-
- return array($num_msgs, substr($response, 4), $msgs);
-}
-
-
-?>
projects / citadel.git / blobdiff