* improved but still wrong

[citadel.git] / ctdlphp / ctdlprotocol.php

diff --git a/ctdlphp/ctdlprotocol.php b/ctdlphp/ctdlprotocol.php
index a15686f3529ed4b6718579e610ea10a8620e4c20..a104d03bbbaea174efe626da4d3d6e8723baf1d2 100644 (file)
--- a/ctdlphp/ctdlprotocol.php
+++ b/ctdlphp/ctdlprotocol.php
@@ -6,7 +6,6 @@
 //
 // Copyright (c) 2003 by Art Cancro <ajc@uncensored.citadel.org>
 // This program is released under the terms of the GNU General Public License.
-//
 
 
 //
@@ -28,18 +27,50 @@ function serv_puts($buf) {
        global $clientsocket;
        
        fwrite($clientsocket, $buf . "\n", (strlen($buf)+1) );
+       fflush($clientsocket);
+}
+
+
+// 
+// text_to_server() -- sends a block of text to the server.  Assumes that
+//                     the server just sent back a SEND_LISTING response code
+//                     and is now expecting a 000-terminated series of lines.
+//                     Set 'convert_to_html' to TRUE to convert the block of
+//                     text to HTML along the way.
+//
+function text_to_server($thetext, $convert_to_html) {
+
+
+       $this_line = strtok($thetext, "\n");
+
+       while ($this_line) {
+               $this_line = trim($this_line, "\n\r");
+               if ($this_line == "000") $this_line = "-000" ;
+               serv_puts($this_line);
+               $this_line = strtok("\n");
+       }
+
+       serv_puts("000");
+       serv_puts("ECHO echo test.");           // FIXME
+       echo "Echo test: " . serv_gets() . "<BR>\n" ;
+
 }
 
 
 
 //
-// Identify this client, and the hostname where the user is, to Citadel.
+// 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();
 }
 
 
@@ -108,6 +139,28 @@ function create_new_user($user, $pass) {
 //
 function become_logged_in($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_");
 }
 
@@ -284,5 +337,101 @@ function ctdl_knrooms() {
 }
 
 
+//
+// 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), $msgs);
+}
+
+
+// Load a message from the server.
+function ctdl_fetch_message($msgnum) {
+       global $clientsocket;
+
+       serv_puts("MSG4 " . $msgnum);
+       $response = serv_gets();
+
+       if (substr($response, 0, 1) != "1") {
+               return array(FALSE, substr($response, 4), NULL);
+       }
+
+       $fields = array();
+       while (strcmp($buf = serv_gets(), "000")) {
+               if (substr($buf, 0, 4) == "text") {
+                       // We're in the text body.  New loop here.
+                       $fields["text"] = ctdl_msg4_from_server();
+                       return array(TRUE, substr($response, 4), $fields);
+               }
+               else {
+                       $fields[substr($buf, 0, 4)] = substr($buf, 5);
+               }
+       }
+
+       // Message terminated prematurely (no text body)
+       return array(FALSE, substr($response, 4), $fields);
+}
+
+// Support function for ctdl_fetch_message().  This handles the text body
+// portion of the message, converting various formats to HTML as
+// appropriate.
+function ctdl_msg4_from_server() {
+
+       $txt = "";
+       $msgformat = "text/plain";
+       $in_body = FALSE;
+
+       $previous_line = "";
+       while (strcmp($buf = serv_gets(), "000")) {
+               if ($in_body == FALSE) {
+                       if (strlen($buf) == 0) {
+                               $in_body = TRUE;
+                       }
+                       else {
+                               if (!strncasecmp($buf, "content-type: ", 14)) {
+                                       $msgformat = substr($buf, 14);
+                               }
+                       }
+               }
+               else {
+                       if (!strcasecmp($msgformat, "text/html")) {
+                               $txt .= $buf;
+                       }
+                       else if (!strcasecmp($msgformat, "text/plain")) {
+                               $txt .= "<TT>" . htmlspecialchars($buf) . "</TT><BR>\n" ;
+                       }
+                       else if (!strcasecmp($msgformat, "text/x-citadel-variformat")) {
+                               if (substr($previous_line, 0, 1) == " ") {
+                                       $txt .= "<BR>\n" ;
+                               }
+                               $txt .= htmlspecialchars($buf);
+                       }
+                       else {
+                               $txt .= htmlspecialchars($buf);
+                       }
+                       $previous_line = $buf;
+               }
+       }
+
+       return($txt);
+}
+
 
 ?>