X-Git-Url: https://thelambdalab.xyz/gitweb/index.cgi?a=blobdiff_plain;f=murk.el;h=e15bc8497ae476c88fd0cd7dbf19419cf8051e4d;hb=5d44f825451c39c26e010eb5bd889469005117d7;hp=6f6fdc054e494336785a00f5fc8b88ef418a0e6f;hpb=f804b7fc5edcfd10f9d930c73d78de87c625d195;p=lurk.git

diff --git a/murk.el b/murk.el
index 6f6fdc0..e15bc84 100644
--- a/murk.el
+++ b/murk.el
@@ -32,6 +32,8 @@
 
 (provide 'murk)
 
+(require 'cl-lib)
+
 
 ;;; Customizations
 
@@ -48,12 +50,16 @@
   :type '(string))
 
 (defcustom murk-networks
-  '(("debug" "localhost" 6667 :notls)
+  '(("debug" "localhost" 6697)
     ("libera" "irc.libera.chat" 6697)
-    ("tilde" "tilde.chat" 6697))
+    ("tilde" "tilde.chat" 6697)
+    ("freenode" "chat.freenode.net" 6697))
   "IRC networks."
   :type '(alist :key-type string))
 
+(defcustom murk-show-joins nil
+  "Set to non-nil to be notified of joins, parts and quits.")
+
 (defcustom murk-display-header t
   "If non-nil, use buffer header to display current host and channel."
   :type '(boolean))
@@ -277,14 +283,14 @@ portion of the source component of the message, as mURK doesn't use this.")
        nil))))
 
 
-;;; Contexts and Servers
+;;; Contexts
 ;;
 
-;; A context is a list (server name ...) where name is a string
-;; representing either a channel name or nick, and server is a symbol
-;; identifying the server.
+;; A context is a list (server channel users) identifying the server
+;; and channel.  The tail of the list contains the nicks of users
+;; present in the channel.
 ;;
-;; Each server has a special context (server nil) used for messages
+;; Each server has a special context (server) used for messages
 ;; to/from the server itself.
 
 (defvar murk-contexts nil
@@ -292,7 +298,7 @@ portion of the source component of the message, as mURK doesn't use this.")
 The head of this list is always the current context.")
 
 (defun murk-current-context ()
-  "Returns the current context."
+  "Return the current context."
   (if murk-contexts
       (car murk-contexts)
     nil))
@@ -307,8 +313,10 @@ The head of this list is always the current context.")
                 (seq-take c2 2)))))
 
 (defun murk-context-server (ctx) (elt ctx 0))
-(defun murk-context-name (ctx) (elt ctx 1))
-(defun murk-context-users (ctx) (seq-drop ctx 2))
+(defun murk-context-channel (ctx) (elt ctx 1))
+(defun murk-context-users (ctx) (elt ctx 2))
+(defun murk-set-context-users (ctx users)
+  (setcar (cddr ctx) users))
 (defun murk-server-context-p (ctx) (not (cdr ctx)))
 
 (defun murk-add-context (ctx)
@@ -329,16 +337,16 @@ The head of this list is always the current context.")
 (defun murk-context->string (ctx)
    (if (murk-server-context-p ctx)
        (concat "[" (murk-context-server ctx) "]")
-     (concat (murk-context-name ctx) "@"
+     (concat (murk-context-channel ctx) "@"
              (murk-context-server ctx))))
 
 (defun murk-get-context (server &optional name)
   (if name
-      (assoc server murk-contexts)
-    (let ((test-ctx (list server name)))
-      (seq-find (lambda (ctx)
-                  (equal (seq-take ctx 2) test-ctx))
-                murk-contexts))))
+      (let ((test-ctx (list server name)))
+        (seq-find (lambda (ctx)
+                    (equal (seq-take ctx 2) test-ctx))
+                  murk-contexts))
+    (car (member (list server) murk-contexts))))
 
 (defun murk-cycle-contexts (&optional reverse)
   (setq murk-contexts
@@ -349,6 +357,28 @@ The head of this list is always the current context.")
                (seq-take murk-contexts nminus1)))
           (append (cdr murk-contexts) (list (car murk-contexts))))))
 
+(defun murk-add-context-users (ctx users)
+  (murk-set-context-users
+   ctx
+   (cl-union users (murk-context-users ctx))))
+
+(defun murk-del-context-user (ctx user)
+  (murk-set-context-users
+   ctx
+   (delete user (murk-context-users ctx))))
+
+(defun murk-del-server-user (server user)
+  (dolist (ctx murk-contexts)
+    (if (equal (murk-context-server ctx) server)
+        (murk-del-context-user ctx user))))
+
+(defun murk-rename-server-user (server old-nick new-nick)
+  (dolist (ctx murk-contexts)
+    (when (and (equal (murk-context-server ctx) server)
+               (member old-nick (murk-context-users ctx)))
+      (murk-del-context-user ctx old-nick)
+      (murk-add-context-users ctx (list new-nick)))))
+
 ;;; Buffer
 ;;
 
@@ -404,7 +434,7 @@ The head of this list is always the current context.")
                                 "Server"
                               (concat
                                "Channel: "
-                               (murk-context-name ctx)
+                               (murk-context-channel ctx)
                                " ("
                                (number-to-string
                                 (length (murk-context-users ctx)))
@@ -486,6 +516,15 @@ The head of this list is always the current context.")
        (concat (murk-context->string context) " <" from ">"))
      text)))
 
+(defun murk-display-action (server from to action-text)
+  (let ((context (if (string-prefix-p "#" to)
+                     (murk-get-context server to)
+                   (murk-get-context server))))
+    (murk-display-string
+     context
+     (concat (murk-context->string context) " *")
+     from " " action-text)))
+
 (defun murk-display-notice (context &rest notices)
   (murk-display-string
    context
@@ -594,13 +633,47 @@ The head of this list is always the current context.")
 
       ("PONG")
 
-      ("001"
+      ("001" ; RPL_WELCOME
        (let* ((params (murk-msg-params msg))
               (nick (elt params 0))
               (text (string-join (seq-drop params 1) " ")))
          (murk-set-connection-nick server nick)
          (murk-display-notice nil text)))
 
+      ("353" ; NAMEREPLY
+       (let* ((params (murk-msg-params msg))
+              (channel (elt params 2))
+              (names (split-string (elt params 3)))
+              (ctx (murk-get-context server channel)))
+         (if ctx
+             (murk-add-context-users ctx names)
+           (murk-display-notice nil "Users in " channel
+                                ": " (string-join names " ")))))
+
+      ("366" ; ENDOFNAMES
+       (let* ((params (murk-msg-params msg))
+              (channel (elt params 1))
+              (ctx (murk-get-context server channel)))
+         (if ctx
+             (murk-display-notice
+              ctx
+              (murk--as-string (length (murk-context-users ctx)))
+              " users in " channel)
+           (murk-display-notice nil "End of " channel " names list."))))
+
+      ("331" ; RPL_NOTOPIC
+       (let* ((params (murk-msg-params msg))
+              (channel (elt params 1))
+              (ctx (murk-get-context server channel)))
+         (murk-display-notice ctx "No topic set.")))
+
+      ("332" ; RPL_TOPIC
+       (let* ((params (murk-msg-params msg))
+              (channel (elt params 1))
+              (topic (elt params 2))
+              (ctx (murk-get-context server channel)))
+         (murk-display-notice ctx "Topic: " topic)))
+
       ((rx (= 3 (any digit)))
        (murk-display-notice nil (mapconcat 'identity (cdr (murk-msg-params msg)) " ")))
 
@@ -608,11 +681,20 @@ The head of this list is always the current context.")
             (guard (equal (murk-connection-nick server)
                           (murk-msg-src msg))))
        (let ((channel (car (murk-msg-params msg))))
-         (murk-add-context (list server channel))
+         (murk-add-context (list server channel nil))
          (murk-display-notice (murk-current-context)
                               "Joining channel " channel " on " server)
          (murk-render-prompt)))
 
+      ("JOIN"
+       (let* ((channel (car (murk-msg-params msg)))
+              (nick (murk-msg-src msg))
+              (ctx (murk-get-context server channel)))
+         (murk-add-context-users ctx (list nick))
+         (if murk-show-joins
+             (murk-display-notice ctx nick " joined channel " channel
+                                  " on " server))))
+
       ((and "PART"
             (guard (equal (murk-connection-nick server)
                           (murk-msg-src msg))))
@@ -621,10 +703,42 @@ The head of this list is always the current context.")
          (murk-remove-context (list server channel))
          (murk-render-prompt)))
 
+      ("PART"
+       (let* ((channel (car (murk-msg-params msg)))
+              (nick (murk-msg-src msg))
+              (ctx (murk-get-context server channel)))
+         (murk-del-context-user ctx nick)
+         (if murk-show-joins
+             (murk-display-notice ctx nick " left channel " channel
+                                  " on " server))))
+
+      ((and "NICK"
+            (guard (equal (murk-connection-nick server)
+                          (murk-msg-src msg))))
+       (let ((new-nick (car (murk-msg-params msg)))
+             (old-nick (murk-connection-nick server)))
+         (murk-set-connection-nick server new-nick)
+         (murk-rename-server-user server old-nick new-nick)
+         (murk-display-notice nil "Nick set to " new-nick " on " server)))
+
+      ("NICK"
+       (let ((old-nick (murk-msg-src msg))
+             (new-nick (car (murk-msg-params msg))))
+         (murk-display-notice nil old-nick " is now known as " new-nick
+                              " on " server)
+         (murk-rename-server-user server old-nick new-nick)))
+
+      ("TOPIC"
+       (let ((channel (car (murk-msg-params msg)))
+             (nick (murk-msg-src msg))
+             (topic (cadr (murk-msg-params msg))))
+         (murk-display-notice (murk-get-context server channel)
+                              nick " set the topic: " topic)))
+
       ("QUIT"
        (let ((nick (murk-msg-src msg))
              (reason (mapconcat 'identity (murk-msg-params msg) " ")))
-         (murk-del-user nick)
+         (murk-del-server-user server nick)
          (if murk-show-joins
              (murk-display-notice nil nick " quit: " reason))))
 
@@ -657,7 +771,7 @@ The head of this list is always the current context.")
                                  " on " server " (no response sent)"))
 
            ((rx (: "\01ACTION " (let action-text (* (not "\01"))) "\01"))
-            (murk-display-action from to action-text))
+            (murk-display-action server from to action-text))
 
            (_
             (murk-display-message server from to text)))))
@@ -671,13 +785,18 @@ The head of this list is always the current context.")
 (defvar murk-command-table
   '(("DEBUG" "Toggle debug mode on/off." murk-command-debug murk-boolean-completions)
     ("HEADER" "Toggle display of header." murk-command-header murk-boolean-completions)
+    ("SHOWJOINS" "Toggles display of joins/parts." murk-command-showjoins murk-boolean-completions)
     ("NETWORKS" "List known IRC networks." murk-command-networks)
     ("CONNECT" "Connect to an IRC network." murk-command-connect murk-network-completions)
     ("QUIT" "Disconnect from current network." murk-command-quit)
     ("JOIN" "Join one or more channels." murk-command-join)
     ("PART" "Leave channel." murk-command-part murk-context-completions)
     ("NICK" "Change nick." murk-command-nick)
+    ("LIST" "Display details of one or more channels." murk-command-list)
+    ("TOPIC" "Set/query topic for current channel." murk-command-topic)
+    ("USERS" "List nicks of users in current context." murk-command-users)
     ("MSG" "Send private message to user." murk-command-msg murk-nick-completions)
+    ("ME" "Display action." murk-command-me)
     ("CLEAR" "Clear buffer text." murk-command-clear murk-context-completions)
     ("HELP" "Display help on client commands." murk-command-help murk-help-completions))
   "Table of commands explicitly supported by murk.")
@@ -722,11 +841,15 @@ The head of this list is always the current context.")
     (setq-local header-line-format nil)
     (murk-display-notice nil "Header disabled.")))
 
-(defun murk-command-clear (params)
-  (if (not params)
-      (murk-clear-buffer)
-    (dolist (context params)
-      (murk-clear-context context))))
+(defun murk-command-showjoins (params)
+  (setq murk-show-joins 
+        (if params
+            (if (equal (upcase (car params)) "ON")
+                t
+              nil)
+          (not murk-show-joins)))
+  (murk-display-notice nil "Joins/parts will now be "
+                       (if murk-show-joins "shown" "hidden") "."))
 
 (defun murk-command-connect (params)
   (if params
@@ -764,11 +887,46 @@ The head of this list is always the current context.")
   (let* ((server (murk-context-server (murk-current-context)))
          (channel (if params
                       (car params)
-                    (murk-context-name (murk-current-context)))))
+                    (murk-context-channel (murk-current-context)))))
     (if channel
         (murk-send-msg server (murk-msg nil nil "PART" channel))
       (murk-display-error "No current channel to leave"))))
 
+(defun murk-command-nick (params)
+  (if params
+      (let ((new-nick (string-join params " "))
+            (ctx (murk-current-context)))
+        (if ctx
+            (murk-send-msg (murk-context-server ctx)
+                           (murk-msg nil nil "NICK" new-nick))
+          (murk-display-error "No current connection")))
+    (murk-display-notice nil "Usage: /nick <new-nick>")))
+
+(defun murk-command-list (params)
+  (let ((ctx (murk-current-context)))
+    (if ctx
+        (if (not params)
+            (murk-display-notice nil "This command can generate lots of output. Use `/LIST -yes' if you really want this, or `/LIST <channel_regexp>' to reduce the output.")
+          (let ((server (murk-context-server ctx)))
+            (if (equal (upcase (car params)) "-YES")
+                (murk-send-msg server (murk-msg nil nil "LIST"))
+              (murk-send-msg server (murk-msg nil nil "LIST"
+                                              (car params))))))
+      (murk-display-error "No current connection"))))
+
+(defun murk-command-topic (params)
+  (let ((ctx (murk-current-context)))
+    (if (and ctx (not (murk-server-context-p ctx)))
+        (let ((server (murk-context-server ctx))
+              (channel (murk-context-channel ctx)))
+          (if params
+              (murk-send-msg server
+                             (murk-msg nil nil "TOPIC" channel
+                                       (string-join params " ")))
+            (murk-send-msg server
+                           (murk-msg nil nil "TOPIC" channel))))
+      (murk-display-notice nil "No current channel."))))
+
 (defun murk-command-msg (params)
   (let ((server (murk-context-server (murk-current-context))))
     (if (and params (>= (length params) 2))
@@ -780,6 +938,33 @@ The head of this list is always the current context.")
                                 to text))
       (murk-display-notice nil "Usage: /msg <nick> <message>"))))
 
+(defun murk-command-me (params)
+  (let* ((ctx (murk-current-context))
+         (server (murk-context-server ctx)))
+    (if (and ctx (not (murk-server-context-p ctx)))
+        (if params
+            (let* ((channel (murk-context-channel ctx))
+                   (my-nick (murk-connection-nick server))
+                   (action (string-join params " "))
+                   (ctcp-text (concat "\01ACTION " action "\01")))
+              (murk-send-msg server
+                             (murk-msg nil nil "PRIVMSG"
+                                       (list channel ctcp-text)))
+              (murk-display-action server my-nick channel action))
+          (murk-display-notice nil "Usage: /me <action>"))
+      (murk-display-notice nil "No current channel."))))
+
+(defun murk-command-users (_params)
+  (let ((ctx (murk-current-context)))
+    (if (and ctx (not (murk-server-context-p ctx)))
+        (let ((channel (murk-context-channel ctx))
+              (server (murk-context-server ctx))
+              (users (murk-context-users ctx)))
+          (murk-display-notice ctx "Users in " channel " on " server ":")
+          (murk-display-notice ctx (string-join users " ")))
+      (murk-display-notice nil "No current channel."))))
+
+
 ;;; Command entering
 ;;
 
@@ -802,17 +987,18 @@ The head of this list is always the current context.")
         (_
          (murk-display-error "Badly formed command")))
     (unless (string-empty-p string)
-      (if (murk-current-context)
-          (let ((server (murk-context-server (murk-current-context))))
-            (murk-send-msg server
-                           (murk-msg nil nil "PRIVMSG"
-                                     (murk-context-name (murk-current-context))
-                                     string))
-            (murk-display-message server
-                                  (murk-connection-nick server)
-                                  (murk-context->string (murk-current-context))
-                                  string))
-        (murk-display-error "No current context")))))
+      (let ((ctx (murk-current-context)))
+        (if ctx
+            (if (not (murk-server-context-p ctx))
+                (let ((server (murk-context-server ctx))
+                      (channel (murk-context-channel ctx)))
+                  (murk-send-msg server
+                                 (murk-msg nil nil "PRIVMSG" channel string))
+                  (murk-display-message server
+                                        (murk-connection-nick server)
+                                        channel string))
+              (murk-display-error "No current channel"))
+          (murk-display-error "No current context"))))))
 
 
 ;;; Command history
@@ -858,6 +1044,16 @@ The head of this list is always the current context.")
   (interactive)
   (murk-history-cycle +1))
 
+(defun murk-cycle-contexts-forward ()
+  (interactive)
+  (murk-cycle-contexts)
+  (murk-render-prompt))
+
+(defun murk-cycle-contexts-reverse ()
+  (interactive)
+  (murk-cycle-contexts t)
+  (murk-render-prompt))
+
 (defun murk-complete-input ()
   (interactive)
   (let ((completion-ignore-case t))
@@ -882,7 +1078,7 @@ The head of this list is always the current context.")
                              (re-search-backward " " murk-input-marker t)))
                 (start (if space-idx (+ 1 space-idx) murk-input-marker)))
            (unless (string-prefix-p "/" (buffer-substring start end))
-             (let* ((users (murk-get-context-users (murk-current-context)))
+             (let* ((users (murk-context-users (murk-current-context)))
                     (users-no@ (mapcar
                                 (lambda (u) (car (split-string u "@" t)))
                                 users)))
@@ -898,6 +1094,7 @@ The head of this list is always the current context.")
     (define-key map (kbd "<C-up>") 'murk-history-prev)
     (define-key map (kbd "<C-down>") 'murk-history-next)
     (define-key map (kbd "<C-tab>") 'murk-cycle-contexts-forward)
+    (define-key map (kbd "<C-S-iso-lefttab>") 'murk-cycle-contexts-reverse)
     (define-key map (kbd "<C-S-tab>") 'murk-cycle-contexts-reverse)
     (when (fboundp 'evil-define-key*)
       (evil-define-key* 'motion map