X-Git-Url: http://cgit.sxemacs.org/?p=riece;a=blobdiff_plain;f=lisp%2Friece-server.el;h=c189ae463f150e13bb93cd3adc8b1e79fcc2cb4a;hp=b4b1729bb2ea8ea267fca3cfb20d4257e7c43f38;hb=9fef09b977aaf04b431355dac2b4978af0e39f7e;hpb=9f9d9d361effbeb34ec1d3c1152e1949f609e00d

diff --git a/lisp/riece-server.el b/lisp/riece-server.el
index b4b1729..c189ae4 100644
--- a/lisp/riece-server.el
+++ b/lisp/riece-server.el
@@ -1,4 +1,4 @@
-;;; riece-server.el --- functions to open and close servers
+;;; riece-server.el --- functions to open and close servers -*- lexical-binding: t -*-
 ;; Copyright (C) 1998-2003 Daiki Ueno
 
 ;; Author: Daiki Ueno <ueno@unixuser.org>
@@ -19,8 +19,8 @@
 
 ;; You should have received a copy of the GNU General Public License
 ;; along with GNU Emacs; see the file COPYING.  If not, write to the
-;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-;; Boston, MA 02111-1307, USA.
+;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+;; Boston, MA 02110-1301, USA.
 
 ;;; Code:
 
@@ -29,15 +29,18 @@
 (require 'riece-coding)			;riece-default-coding-system
 (require 'riece-identity)
 (require 'riece-compat)
+(require 'riece-cache)
+(require 'riece-debug)
 
 (eval-and-compile
   (defvar riece-server-keyword-map
     '((:host)
       (:service 6667)
       (:nickname riece-nickname)
+      (:realname riece-realname)
       (:username riece-username)
       (:password)
-      (:function #'open-network-stream)
+      (:function riece-default-open-connection-function)
       (:coding riece-default-coding-system))
     "Mapping from keywords to default values.
 All keywords that can be used must be listed here."))
@@ -72,7 +75,7 @@ the `riece-server-keyword-map' variable."
 	  plist)
       (setq plist (cons `(:host ,host) plist))
       (unless (equal service "")
-	(setq plist (cons `(:service ,(string-to-int service)) plist)))
+	(setq plist (cons `(:service ,(string-to-number service)) plist)))
       (unless (equal password "")
 	(setq plist (cons `(:password ,(substring password 1)) plist)))
       (apply #'nconc plist))))
@@ -93,7 +96,7 @@ the `riece-server-keyword-map' variable."
     (format "IRC<%s>" server-name)))
 
 (defun riece-server-process (server-name)
-  (get-process (riece-server-process-name server-name)))
+  (cdr (assoc server-name riece-server-process-alist)))
 
 (defmacro riece-with-server-buffer (server-name &rest body)
   `(let ((process (riece-server-process ,server-name)))
@@ -103,74 +106,144 @@ the `riece-server-keyword-map' variable."
        (error "Server closed"))))
 
 (put 'riece-with-server-buffer 'lisp-indent-function 1)
+(put 'riece-with-server-buffer 'edebug-form-spec '(form body))
+
+(defun riece-make-queue ()
+  "Make a queue object."
+  (vector nil nil))
+
+(defun riece-queue-enqueue (queue object)
+  "Add OBJECT to the end of QUEUE."
+  (if (aref queue 1)
+      (let ((last (list object)))
+	(nconc (aref queue 1) last)
+	(aset queue 1 last))
+    (aset queue 0 (list object))
+    (aset queue 1 (aref queue 0))))
+
+(defun riece-queue-dequeue (queue)
+  "Remove an object from the beginning of QUEUE."
+  (unless (aref queue 0)
+    (error "Empty queue"))
+  (prog1 (car (aref queue 0))
+    (unless (aset queue 0 (cdr (aref queue 0)))
+      (aset queue 1 nil))))
+
+(defun riece-queue-empty (queue)
+  "Return t if QUEUE is empty."
+  (null (aref queue 0)))
+
+;; stolen (and renamed) from time-date.el.
+(defun riece-seconds-to-time (seconds)
+  "Convert SECONDS (a floating point number) to a time value."
+  (list (floor seconds 65536)
+	(floor (mod seconds 65536))
+	(floor (* (- seconds (ffloor seconds)) 1000000))))
+
+;; stolen (and renamed) from time-date.el.
+(defun riece-time-less-p (t1 t2)
+  "Say whether time value T1 is less than time value T2."
+  (or (< (car t1) (car t2))
+      (and (= (car t1) (car t2))
+	   (< (nth 1 t1) (nth 1 t2)))))
+
+;; stolen (and renamed) from time-date.el.
+(defun riece-time-since (time)
+  "Return the time elapsed since TIME."
+  (let* ((current (current-time))
+	 (rest (when (< (nth 1 current) (nth 1 time))
+		 (expt 2 16))))
+    (list (- (+ (car current) (if rest -1 0)) (car time))
+	  (- (+ (or rest 0) (nth 1 current)) (nth 1 time)))))
+
+(defun riece-flush-send-queue (process)
+  (with-current-buffer (process-buffer process)
+    (let ((length 0)
+	  string)
+      (if (riece-time-less-p (riece-seconds-to-time riece-send-delay)
+			     (riece-time-since riece-last-send-time))
+	  (setq riece-send-size 0))
+      (while (and (not (riece-queue-empty riece-send-queue))
+		  (<= riece-send-size riece-max-send-size))
+	(setq string (riece-queue-dequeue riece-send-queue)
+	      length (length string))
+	(if (> length riece-max-send-size)
+	    (message "Long message (%d > %d)" length riece-max-send-size)
+	  (setq riece-send-size (+ riece-send-size length))
+	  (when (<= riece-send-size riece-max-send-size)
+	    (process-send-string process string)
+	    (setq riece-last-send-time (current-time)))))
+      (unless (riece-queue-empty riece-send-queue)
+	(riece-run-at-time riece-send-delay nil
+			   (lambda (process)
+			     (if (riece-server-process-opened process)
+				 (riece-flush-send-queue process)))
+			   process)))))
 
 (defun riece-process-send-string (process string)
   (with-current-buffer (process-buffer process)
-    (process-send-string process (riece-encode-coding-string string))))
+    (riece-queue-enqueue riece-send-queue string))
+  (riece-flush-send-queue process))
 
-(defun riece-send-string (string)
-  (let* ((server-name
-	  (or riece-overriding-server-name
+(defun riece-current-server-name ()
+  (or riece-overriding-server-name
 					;already in the server buffer
-	      (if (local-variable-p 'riece-server-name (current-buffer))
-		  riece-server-name
-		(if riece-current-channel
-		    (riece-identity-server riece-current-channel)
-		  (if (riece-server-opened "")
-		      "")))))
+      (if (local-variable-p 'riece-server-name (current-buffer))
+	  riece-server-name
+	(if riece-current-channel
+	    (riece-identity-server riece-current-channel)
+	  (if (riece-server-opened "")
+	      "")))))
+
+(defun riece-send-string (string &optional identity)
+  (let* ((server-name (if identity
+			  (riece-identity-server identity)
+			(riece-current-server-name)))
 	 (process (riece-server-process server-name)))
     (unless process
       (error "%s" (substitute-command-keys
 		   "Type \\[riece-command-open-server] to open server.")))
-    (riece-process-send-string process string)))
+    (riece-process-send-string
+     process
+     (with-current-buffer (process-buffer process)
+       (if identity
+	   (riece-encode-coding-string-for-identity string identity)
+	 (riece-encode-coding-string string))))))
 
 (defun riece-open-server (server server-name)
-  (riece-server-keyword-bind server
-    (let (selective-display
-	  (coding-system-for-read 'binary)
-	  (coding-system-for-write 'binary)
-	  process)
-      (if (equal server-name "")
-	  (message "Connecting to IRC server...")
-	(message "Connecting to %s..." server-name))
-      (setq process
-	    (funcall function (riece-server-process-name server-name)
-		     (concat " *IRC*" server-name)
-		     host service))
-      (if (equal server-name "")
-	  (message "Connecting to IRC server...done")
-	(message "Connecting to %s...done" server-name))
-      (riece-reset-process-buffer process)
-      (with-current-buffer (process-buffer process)
-	(setq riece-server-name server-name))
-      (set-process-sentinel process 'riece-sentinel)
-      (set-process-filter process 'riece-filter)
-      (if (equal server-name "")
-	  (message "Logging in to IRC server...")
-	(message "Logging in to %s..." server-name))
-      (if riece-reconnect-with-password	;password incorrect or not set.
-	  (unwind-protect
-	      (setq password (riece-read-passwd "Password: "))
-	    (setq riece-reconnect-with-password nil)))
-      (if password
-	  (riece-process-send-string process
-				     (format "PASS %s\r\n" password)))
-      (riece-process-send-string process
-				 (format "USER %s * * :%s\r\n"
-					 (user-real-login-name)
-					 (or username
-					     "No information given")))
-      (riece-process-send-string process (format "NICK %s\r\n" nickname))
+  (let ((protocol (or (plist-get server :protocol)
+		      riece-protocol))
+	function
+	process)
+    (condition-case nil
+	(require (intern (concat "riece-" (symbol-name protocol))))
+      (error))
+    (setq function (intern-soft (concat "riece-"
+					(symbol-name protocol)
+					"-open-server")))
+    (unless function
+      (error "\"%S\" is not supported" protocol))
+    (setq process (riece-funcall-ignore-errors (symbol-name function)
+					       function server server-name))
+    (when process
       (with-current-buffer (process-buffer process)
-	(setq riece-last-nickname riece-real-nickname
-	      riece-nick-accepted 'sent
-	      riece-coding-system coding))
-      (setq riece-process-list
-	    (cons process riece-process-list)))))
+	(make-local-variable 'riece-protocol)
+	(setq riece-protocol protocol))
+      (setq riece-server-process-alist
+	    (cons (cons server-name process)
+		  riece-server-process-alist)))))
+
+(defun riece-quit-server-process (process &optional message)
+  (let ((function (intern-soft
+		   (concat "riece-"
+			   (with-current-buffer (process-buffer process)
+			     (symbol-name riece-protocol))
+			   "-quit-server-process"))))
+    (if function
+	(funcall function process message))))
 
 (defun riece-reset-process-buffer (process)
-  (save-excursion
-    (set-buffer (process-buffer process))
+  (with-current-buffer (process-buffer process)
     (if (fboundp 'set-buffer-multibyte)
 	(set-buffer-multibyte nil))
     (kill-all-local-variables)
@@ -187,41 +260,56 @@ the `riece-server-keyword-map' variable."
     (make-local-variable 'riece-server-name)
     (make-local-variable 'riece-read-point)
     (setq riece-read-point (point-min))
-    (make-local-variable 'riece-obarray)
-    (setq riece-obarray (make-vector riece-obarray-size 0))
+    (make-local-variable 'riece-filter-running)
+    (make-local-variable 'riece-send-queue)
+    (setq riece-send-queue (riece-make-queue))
+    (make-local-variable 'riece-send-size)
+    (setq riece-send-size 0)
+    (make-local-variable 'riece-last-send-time)
+    (setq riece-last-send-time '(0 0 0))
+    (make-local-variable 'riece-user-obarray)
+    (setq riece-user-obarray (make-vector riece-user-obarray-size 0))
+    (make-local-variable 'riece-channel-obarray)
+    (setq riece-channel-obarray (make-vector riece-channel-obarray-size 0))
     (make-local-variable 'riece-coding-system)
+    (make-local-variable 'riece-channel-cache)
+    (setq riece-channel-cache (riece-make-cache riece-channel-cache-max-size))
+    (make-local-variable 'riece-user-cache)
+    (setq riece-user-cache (riece-make-cache riece-user-cache-max-size))
     (buffer-disable-undo)
     (erase-buffer)))
 
-(eval-when-compile
-  (autoload 'riece-exit "riece"))
 (defun riece-close-server-process (process)
-  (if riece-debug
-      (delete-process process)
-    (kill-buffer (process-buffer process)))
-  (setq riece-process-list (delq process riece-process-list))
-  ;; If no server process is available, exit.
-  (unless riece-process-list
-    (riece-exit)))
+  (with-current-buffer (process-buffer process)
+    (run-hooks 'riece-after-close-hook))
+  (kill-buffer (process-buffer process))
+  (setq riece-server-process-alist
+	(delq (rassq process riece-server-process-alist)
+	      riece-server-process-alist)))
+
+(defun riece-server-process-opened (process)
+  (not (null (memq (process-status process) '(open run)))))
 
 (defun riece-server-opened (&optional server-name)
-  (let ((process-list riece-process-list))
-    (catch 'found
-      (while process-list
-	(if (memq (process-status (car process-list)) '(open run))
-	    (throw 'found t))
-	(setq process-list (cdr process-list))))))
+  (if server-name
+      (let ((process (riece-server-process server-name)))
+	(and process
+	     (riece-server-process-opened process)))
+    (let ((alist riece-server-process-alist))
+      (catch 'found
+	(while alist
+	  (if (riece-server-process-opened (cdr (car alist)))
+	      (throw 'found t))
+	  (setq alist (cdr alist)))))))
 
-(defun riece-quit-server-process (process &optional message)
-  (run-at-time riece-quit-timeout nil
-	       (lambda (process)
-		 (if (memq process riece-process-list)
-		     (riece-close-server-process process)))
-	       process)
-  (riece-process-send-string process
-			     (if message
-				 (format "QUIT :%s\r\n" message)
-			       "QUIT\r\n")))
+(defun riece-server-properties (server-name)
+  "Return a list of properties associated with SERVER-NAME."
+  (if (equal server-name "")
+      riece-server
+    (let ((entry (assoc server-name riece-server-alist)))
+      (unless entry
+	(error "No such server"))
+      (cdr entry))))
 
 (provide 'riece-server)