;;; lurk.el --- Little Unibuffer iRc Klient -*- lexical-binding:t -*-
-;; Copyright (C) 2021 Tim Vaughan
+;; Copyright (C) 2021--2024 plugd
-;; Author: Tim Vaughan <timv@ughan.xyz>
+;; Author: plugd <plugd@thelambdalab.xyz>
;; Created: 14 June 2021
-;; Version: 1.0
-;; Keywords: network
+;; Version: 2.0
;; Homepage: http://thelambdalab.xyz/lurk
-;; Package-Requires: ((emacs "26"))
+;; Keywords: comm
+;; Package-Requires: ((emacs "26.1"))
;; This file is not part of GNU Emacs.
;;; Commentary:
+;; A very simple IRC client which uses only a single buffer.
+
;;; Code:
(provide 'lurk)
+(require 'cl-lib)
+
;;; Customizations
-;;
(defgroup lurk nil
- "Little Unibuffer iRc Klient."
+ "Multinetwork Unibuffer iRc Klient"
:group 'network)
-(defcustom lurk-nick "plugd"
- "Default nick.")
+(defcustom lurk-default-nick "plugd"
+ "Default nick."
+ :type '(string))
(defcustom lurk-default-quit-msg "Bye"
- "Default quit message when none supplied.")
+ "Default quit message when none supplied."
+ :type '(string))
(defcustom lurk-networks
- '(("libera" "irc.libera.chat" 6697))
- "IRC networks.")
-
-(defcustom lurk-allow-ipv6 nil
- "Set to non-nil to allow use of IPv6.")
+ '(("libera" "irc.libera.chat" 6697)
+ ("tilde" "tilde.chat" 6697)
+ ("sdf" "irc.sdf.org" 6697))
+ "IRC networks."
+ :type '(alist :key-type string))
(defcustom lurk-show-joins nil
"Set to non-nil to be notified of joins, parts and quits.")
(defcustom lurk-display-header t
- "If non-nil, use buffer header to display information on current host and channel.")
+ "If non-nil, use buffer header to display current host and channel."
+ :type '(boolean))
+
+(defcustom lurk-autoreply-table nil
+ "Table of autoreply messages.
+
+Each autoreply is a list of two elements: (matcher reply)
+
+Here matcher is a list:
+
+(network src cmd params ...)
+
+and reply is another list:
+
+ (cmd params ...)
+
+Each entry in the matcher list is a regular expression tested against the
+corresponding values in the incomming message. Entries can be nil,
+in which case they match anything."
+ :type '(list (list) (list)))
+
;;; Faces
;;
(defface lurk-text
'((t :inherit default))
- "Face used for Lurk text.")
+ "Face used for lurk text.")
(defface lurk-prompt
'((t :inherit font-lock-keyword-face))
(defface lurk-faded
'((t :inherit shadow))
- "Face used for faded Lurk text.")
+ "Face used for faded lurk text.")
(defface lurk-timestamp
'((t :inherit shadow))
(defface lurk-error
'((t :inherit error))
- "Face used for Lurk error text.")
+ "Face used for lurk error text.")
(defface lurk-notice
'((t :inherit warning))
- "Face used for Lurk notice text.")
+ "Face used for lurk notice text.")
+
;;; Global variables
;;
-(defvar lurk-version "Lurk v0.1"
+(defvar lurk-version "Lurk v0.0"
"Value of this string is used in response to CTCP version queries.")
(defvar lurk-notice-prefix "-!-")
-
(defvar lurk-error-prefix "!!!")
-
(defvar lurk-prompt-string ">")
(defvar lurk-debug nil
nil))
-;;; Network process
+;;; Network processes
;;
-(defvar lurk-response "")
+(defvar lurk-connection-table nil
+ "An alist associating networks to connection information.
+This includes the process and the response string.")
-(defun lurk-filter (proc string)
- (dolist (line (split-string (concat lurk-response string) "\n"))
- (if (string-suffix-p "\r" line)
- (lurk-eval-msg-string (string-trim line))
- (setq lurk-response line))))
+(defun lurk-connection-process (network)
+ (elt (assoc network lurk-connection-table) 1))
-(defun lurk-sentinel (proc string)
- (unless (equal "open" (string-trim string))
- (lurk-display-error "Disconnected from server.")
- (clrhash lurk-contexts)
- (lurk-set-current-context nil)
- (lurk-render-prompt)
- (cancel-timer lurk-ping-timer)))
+(defun lurk-connection-nick (network)
+ (elt (assoc network lurk-connection-table) 2))
+
+(defun lurk-set-connection-nick (network nick)
+ (setf (elt (assoc network lurk-connection-table) 2) nick))
+
+(defun lurk-connection-response (network)
+ (elt (assoc network lurk-connection-table) 3))
+
+(defun lurk-set-connection-response (network string)
+ (setf (elt (assoc network lurk-connection-table) 3) string))
+
+(defun lurk-connection-new (network process nick)
+ (add-to-list 'lurk-connection-table
+ (list network process nick "")))
+
+(defun lurk-connection-remove (network)
+ (setq lurk-connection-table
+ (seq-remove (lambda (row) (equal (car row) network))
+ lurk-connection-table)))
+
+(defun lurk-make-network-filter (network)
+ (lambda (_proc string)
+ (dolist (line (split-string (concat (lurk-connection-response network) string)
+ "\n"))
+ (if (string-suffix-p "\r" line)
+ (lurk-eval-msg-string network (string-trim line))
+ (lurk-set-connection-response network line)))))
+
+(defun lurk-make-network-sentinel (network)
+ (lambda (_proc string)
+ (unless (equal "open" (string-trim string))
+ (lurk-display-error "Disconnected from network.")
+ (lurk-connection-remove network)
+ (lurk-remove-network-contexts network)
+ (lurk-highlight-current-context)
+ (lurk-render-prompt))))
(defun lurk-start-process (network)
(let* ((row (assoc network lurk-networks))
(host (elt row 1))
(port (elt row 2))
(flags (seq-drop row 3)))
- (make-network-process :name "lurk"
+ (make-network-process :name (concat "lurk-" network)
:host host
:service port
- :family (if lurk-allow-ipv6 nil 'ipv4)
- :filter #'lurk-filter
- :sentinel #'lurk-sentinel
+ :family nil
+ :filter (lurk-make-network-filter network)
+ :sentinel (lurk-make-network-sentinel network)
:nowait nil
:tls-parameters (if (memq :notls flags)
nil
:hostname host)))
:buffer "*lurk*")))
-(defvar lurk-ping-timer nil)
(defvar lurk-ping-period 60)
-(defun lurk-ping-function ()
- (lurk-send-msg (lurk-msg nil nil "PING" (car (process-contact (get-process "lurk")))))
- (setq lurk-ping-timer (run-with-timer lurk-ping-period nil #'lurk-ping-function)))
+;; IDEA: Have a single ping timer which pings all connected hosts
(defun lurk-connect (network)
- (if (get-process "lurk")
- (lurk-display-error "Already connected. Disconnect first.")
+ (if (assoc network lurk-connection-table)
+ (lurk-display-error "Already connected to this network")
(if (not (assoc network lurk-networks))
(lurk-display-error "Network '" network "' is unknown.")
- (clrhash lurk-contexts)
- (lurk-set-current-context nil)
- (lurk-start-process network)
- (lurk-send-msg (lurk-msg nil nil "USER" lurk-nick 0 "*" lurk-nick))
- (lurk-send-msg (lurk-msg nil nil "NICK" lurk-nick))
- (setq lurk-ping-timer (run-with-timer lurk-ping-period nil #'lurk-ping-function)))))
-
-(defun lurk-connected-p ()
- (let ((proc (get-process "lurk")))
- (and proc (eq (process-status proc) 'open))))
-
-(defun lurk-send-msg (msg)
+ (let ((proc (lurk-start-process network)))
+ (lurk-connection-new network proc lurk-default-nick))
+ (lurk-send-msg network (lurk-msg nil nil "USER" lurk-default-nick 0 "*" lurk-default-nick))
+ (lurk-send-msg network (lurk-msg nil nil "NICK" lurk-default-nick))
+ (lurk-add-context (list network))
+ (lurk-highlight-current-context)
+ (lurk-render-prompt))))
+
+(defun lurk-send-msg (network msg)
(if lurk-debug
(lurk-display-string nil nil (lurk-msg->string msg)))
- (let ((proc (get-process "lurk")))
+ (let ((proc (lurk-connection-process network)))
(if (and proc (eq (process-status proc) 'open))
(process-send-string proc (concat (lurk-msg->string msg) "\r\n"))
- (lurk-display-error "No server connection established.")
- (error "No server connection established"))))
+ (lurk-display-error "No network connection established"))))
-;;; Server messages
+;;; network messages
;;
(defun lurk-msg (tags src cmd &rest params)
(opt (group (+ not-newline))))
"Regex used to parse IRC messages.
Note that this regex is incomplete. Noteably, we discard the non-nick
-portion of the source component of the message, as LURK doesn't use this.")
+portion of the source component of the message, as lurk doesn't use this.")
(defun lurk-string->msg (string)
(if (string-match lurk-msg-regex string)
(params-str (match-string 4 string))
(params
(if params-str
- (let* ((idx (cl-search ":" params-str))
+ (let* ((idx (seq-position params-str ?:))
(l (split-string (string-trim (substring params-str 0 idx))))
(r (if idx (list (substring params-str (+ 1 idx))) nil)))
(append l r))
nil)))
(apply #'lurk-msg (append (list tags src cmd) params)))
- (error "Failed to parse string " string)))
+ (error "Failed to parse string %s" string)))
(defun lurk-msg->string (msg)
(let ((tags (lurk-msg-tags msg))
;;; Contexts
;;
-(defvar lurk-current-context nil)
-(defvar lurk-contexts (make-hash-table :test #'equal))
-
-(defun lurk-add-context (name)
- (puthash name nil lurk-contexts))
-
-(defun lurk-del-context (name)
- (remhash name lurk-contexts))
-
-(defun lurk-get-context-users (name)
- (gethash name lurk-contexts))
-
-(defun lurk-context-known-p (name)
- (not (eq (gethash name lurk-contexts 0) 0)))
-
-(defun lurk-add-context-users (context users)
- (puthash context
- (cl-union users
- (gethash context lurk-contexts))
- lurk-contexts))
-
-(defun lurk-del-context-user (context user)
- (puthash context
- (remove user (gethash context lurk-contexts))
- lurk-contexts))
-
-(defun lurk-del-user (user)
- (dolist (context (lurk-get-context-list))
- (lurk-del-context-user context user)))
-
-(defun lurk-rename-user (old-nick new-nick)
- (dolist (context (lurk-get-context-list))
- (lurk-del-context-user context old-nick)
- (lurk-add-context-users context (list new-nick))))
-
-(defun lurk-get-context-type (name)
- (cond
- ((string-prefix-p "#" name) 'channel)
- ((string-match-p (rx (or "." "localhost")) name) 'host)
- (t 'nick)))
-
-(defun lurk-get-context-list ()
- (let ((res nil))
- (maphash (lambda (key val)
- (cl-pushnew key res))
- lurk-contexts)
- res))
-
-(defun lurk-get-next-context (&optional prev)
- (if lurk-current-context
- (let* ((context-list (if prev
- (reverse (lurk-get-context-list))
- (lurk-get-context-list)))
- (context-list* (member lurk-current-context context-list)))
- (if (> (length context-list*) 1)
- (cadr context-list*)
- (car context-list)))
+;; A context is a list (network channel) identifying the network
+;; and channel. The tail of the list contains the nicks of users
+;; present in the channel.
+;;
+;; Each network has a special context (network) used for messages
+;; to/from the network itself.
+
+(defvar lurk-contexts nil
+ "List of currently-available contexts.
+The head of this list is always the current context.")
+
+(defun lurk-current-context ()
+ "Return the current context."
+ (if lurk-contexts
+ (car lurk-contexts)
nil))
-(defun lurk-set-current-context (context)
- (setq lurk-current-context context)
- (lurk-highlight-context context)
- (lurk-render-prompt)
- (if lurk-zoomed
- (lurk-zoom-in lurk-current-context)))
+(defun lurk-contexts-equal (c1 c2)
+ (if (lurk-network-context-p c1)
+ (and (lurk-network-context-p c2)
+ (equal (lurk-context-network c1)
+ (lurk-context-network c2)))
+ (and (not (lurk-network-context-p c2))
+ (equal (seq-take c1 2)
+ (seq-take c2 2)))))
+
+(defun lurk-context-network (ctx)
+ (elt ctx 0))
+
+(defun lurk-context-channel (ctx)
+ (elt ctx 1))
+
+(defun lurk-network-context-p (ctx)
+ (not (cdr ctx)))
+
+(defun lurk-add-context (ctx)
+ (add-to-list 'lurk-contexts ctx))
+
+(defun lurk-remove-context (ctx)
+ (setq lurk-contexts
+ (seq-remove
+ (lambda (this-ctx)
+ (lurk-contexts-equal this-ctx ctx))
+ lurk-contexts)))
+
+(defun lurk-remove-network-contexts (network)
+ (setq lurk-contexts
+ (seq-remove (lambda (row) (equal (car row) network))
+ lurk-contexts)))
+
+(defun lurk-context->string (ctx)
+ (concat
+ (if (lurk-network-context-p ctx)
+ ""
+ (concat (lurk-context-channel ctx) "@"))
+ (lurk-context-network ctx)))
+
+(defun lurk-string->context (string)
+ (if (not (string-prefix-p "#" string))
+ (lurk-get-context string)
+ (let* ((parts (string-split string "@"))
+ (channel (elt parts 0))
+ (network (elt parts 1)))
+ (lurk-get-context network channel))))
+
+(defun lurk-get-context (network &optional channel)
+ (if (and channel (string-prefix-p "#" channel))
+ (let ((test-ctx (list network channel)))
+ (seq-find (lambda (ctx)
+ (equal (seq-take ctx 2) test-ctx))
+ lurk-contexts))
+ (car (member (list network) lurk-contexts))))
+
+(defun lurk-cycle-contexts (&optional reverse)
+ (setq lurk-contexts
+ (if reverse
+ (let ((nminus1 (- (length lurk-contexts) 1)))
+ (cons
+ (elt lurk-contexts nminus1)
+ (seq-take lurk-contexts nminus1)))
+ (append (cdr lurk-contexts) (list (car lurk-contexts))))))
+
+(defun lurk-switch-to-context (ctx)
+ (setq lurk-contexts
+ (let* ((new-head (memq ctx lurk-contexts))
+ (new-tail (take (- (length lurk-contexts)
+ (length new-head))
+ lurk-contexts)))
+ (append new-head new-tail))))
+
+
+;;; Context users
+;;
+
+(defvar lurk-context-users nil
+ "Association list between channel contexts and users.")
+
+(defun lurk-get-context-users (ctx)
+ (cdr (assoc ctx lurk-context-users)))
+
+(defun lurk-set-context-users (ctx users)
+ (setq lurk-context-users
+ (cons (cons ctx users) (assoc-delete-all ctx lurk-context-users))))
+
+(defun lurk-add-context-users (ctx users)
+ (lurk-set-context-users
+ ctx
+ (cl-union users (lurk-get-context-users ctx))))
+
+(defun lurk-del-context-user (ctx user)
+ (lurk-set-context-users
+ ctx
+ (delete user (lurk-get-context-users ctx))))
-(defun lurk-cycle-contexts (&optional rev)
- (if lurk-current-context
- (lurk-set-current-context (lurk-get-next-context rev))
- (lurk-display-error "No channels joined.")))
+(defun lurk-del-all-context-users (ctx)
+ (lurk-set-context-users ctx nil))
+
+(defun lurk-del-network-user (network user)
+ (dolist (ctx lurk-contexts)
+ (if (and (equal (lurk-context-network ctx) network)
+ (not (lurk-network-context-p ctx)))
+ (lurk-del-context-user ctx user))))
+
+(defun lurk-del-all-network-users (network)
+ (dolist (ctx lurk-contexts)
+ (if (and (equal (lurk-context-network ctx) network)
+ (not (lurk-network-context-p ctx)))
+ (lurk-del-all-context-users ctx))))
+
+(defun lurk-rename-network-user (network old-nick new-nick)
+ (dolist (ctx lurk-contexts)
+ (when (and (equal (lurk-context-network ctx) network)
+ (member old-nick (lurk-get-context-users ctx)))
+ (lurk-del-context-user ctx old-nick)
+ (lurk-add-context-users ctx (list new-nick)))))
;;; Buffer
;;
+(defvar lurk-prompt-marker nil
+ "Marker for prompt position in lurk buffer.")
+
+(defvar lurk-input-marker nil
+ "Marker for prompt position in lurk buffer.")
+
(defun lurk-render-prompt ()
(with-current-buffer "*lurk*"
(let ((update-point (= lurk-input-marker (point)))
(delete-region lurk-prompt-marker lurk-input-marker)
(goto-char lurk-prompt-marker)
(insert
- (propertize (if lurk-current-context
- lurk-current-context
- "")
+ (propertize (let ((ctx (lurk-current-context)))
+ (if ctx
+ (lurk-context->string ctx)
+ ""))
'face 'lurk-context
'read-only t)
(propertize lurk-prompt-string
(if (car v)
(set-window-point (cadr v) lurk-input-marker))))))
-(defvar lurk-prompt-marker nil
- "Marker for prompt position in LURK buffer.")
-
-(defvar lurk-input-marker nil
- "Marker for prompt position in LURK buffer.")
-
(defun lurk-setup-header ()
(with-current-buffer "*lurk*"
(setq-local header-line-format
'((:eval
- (let ((proc (get-process "lurk")))
- (if proc
- (concat
- "Host: " (car (process-contact proc))
- ", Context: "
- (if lurk-current-context
+ (let* ((ctx (lurk-current-context)))
+ (if ctx
+ (let ((network (lurk-context-network ctx)))
+ (concat
+ "Network: " network ", "
+ (if (lurk-network-context-p ctx)
+ "network"
(concat
- lurk-current-context
+ "Channel: "
+ (lurk-context-channel ctx)
" ("
(number-to-string
- (length (lurk-get-context-users lurk-current-context)))
- " users)")
- "Server"))
- "No connection")))
- (:eval
- (if lurk-zoomed " [ZOOMED]" ""))))))
+ (length (lurk-get-context-users ctx)))
+ ")"))))
+ "No connection")))))))
(defun lurk-setup-buffer ()
(with-current-buffer (get-buffer-create "*lurk*")
(set-marker lurk-input-marker (point-max))
(setq lurk-input-marker (point-max-marker)))
(goto-char (point-max))
+ (lurk-highlight-current-context)
(lurk-render-prompt)
(if lurk-display-header
(lurk-setup-header))))
(let ((inhibit-read-only t))
(delete-region (point-min) lurk-prompt-marker))))
+
;;; Output formatting and highlighting
;;
"List of seen contexts and associated face lists.")
(defun lurk-get-context-facelist (context)
- (let ((facelist (gethash context lurk-context-facelists)))
+ (let* ((facelist (gethash context lurk-context-facelists)))
(unless facelist
(setq facelist (list 'lurk-text))
(puthash context facelist lurk-context-facelists))
(fill-region (point-min) (point-max) nil t)
(buffer-string))))
-(defun lurk--start-of-final-line ()
- (with-current-buffer "*lurk*"
- (save-excursion
- (goto-char (point-max))
- (line-beginning-position))))
-
-(defun lurk-scroll-windows-to-last-line ()
- (with-current-buffer "*lurk*"
- (dolist (window (get-buffer-window-list))
- (if (>= (window-point window) (lurk--start-of-final-line))
- (with-selected-window window
- (recenter -1))))))
-
-(defun lurk-make-context-button (context &optional label)
- (with-temp-buffer
- (insert-text-button (or label context)
- 'action #'lurk--context-button-action
- 'follow-link t
- 'help-echo "Switch context.")
- (buffer-string)))
-
-(defun lurk--context-button-action (button)
- (let ((context (button-get button 'context)))
- (if (eq lurk-current-context context)
- (lurk-toggle-zoom)
- (lurk-set-current-context context))))
-
(defun lurk-display-string (context prefix &rest strings)
(with-current-buffer "*lurk*"
(save-excursion
(old-pos (marker-position lurk-prompt-marker))
(padded-timestamp (concat (format-time-string "%H:%M ")))
(padded-prefix (if prefix (concat prefix " ") ""))
- (context-atom (if context (intern context) nil)))
+ (context-atom (if context
+ (intern (lurk-context->string context))
+ nil))
+ (context-face (lurk-get-context-facelist context)))
(insert-before-markers
(lurk--fill-strings
80
'invisible context-atom)
(lurk-add-formatting
(propertize (concat (apply #'lurk-buttonify-urls strings) "\n")
- 'face (lurk-get-context-facelist context)
+ 'face context-face
'read-only t
'context context
'invisible context-atom)))))))
(lurk-scroll-windows-to-last-line))
-(defun lurk-display-message (from to text)
- (let ((context (if (eq 'channel (lurk-get-context-type to))
- to
- (if (equal to lurk-nick) from to))))
+(defun lurk-click-context (button)
+ (lurk-switch-to-context (button-get button 'context))
+ (lurk-highlight-current-context)
+ (lurk-render-prompt)
+ (if lurk-zoomed
+ (lurk-zoom-in (lurk-current-context))))
+
+(defun lurk-make-context-button (context &optional string)
+ (with-temp-buffer
+ (let ((label (or string (lurk-context->string context))))
+ (insert-text-button label
+ 'action #'lurk-click-context
+ 'context context
+ 'follow-link t
+ 'help-echo "Switch context"))
+ (buffer-string)))
+
+(defun lurk-display-message (network from to text)
+ (let ((context (if (string-prefix-p "#" to)
+ (lurk-get-context network to)
+ (lurk-get-context network))))
(lurk-display-string
context
(propertize
- (pcase (lurk-get-context-type to)
- ('channel (concat
- (lurk-make-context-button to)
- " <" from ">"))
- ('nick (lurk-make-context-button context (concat "[" from " -> " to "]")))
- (_
- (error "Unsupported context type")))
+ (if (lurk-network-context-p context)
+ (concat "[" from "->" to "]")
+ (concat
+ (lurk-make-context-button context)
+ " <" from ">"))
'face (lurk-get-context-facelist context))
text)))
-(defun lurk-display-action (from to action-text)
- (let ((context (if (eq 'channel (lurk-get-context-type to))
- to
- (if (equal to lurk-nick) from to))))
+(defun lurk-display-action (network from to action-text)
+ (let ((context (if (string-prefix-p "#" to)
+ (lurk-get-context network to)
+ (lurk-get-context network))))
(lurk-display-string
context
(propertize
- (concat (lurk-make-context-button context) " * " from)
+ (concat (lurk-context->string context) " *")
'face (lurk-get-context-facelist context))
- action-text)))
+ from " " action-text)))
(defun lurk-display-notice (context &rest notices)
(lurk-display-string
(propertize lurk-error-prefix 'face 'lurk-error)
(apply #'concat messages)))
-(defun lurk-highlight-context (context)
- (maphash
- (lambda (this-context facelist)
- (if (equal this-context context)
- (setcar facelist 'lurk-text)
- (setcar facelist 'lurk-faded)))
- lurk-context-facelists)
+(defun lurk-highlight-current-context ()
+ (with-current-buffer "*lurk*"
+ (maphash
+ (lambda (this-context facelist)
+ (if (equal this-context (lurk-current-context))
+ (setcar facelist 'lurk-text)
+ (setcar facelist 'lurk-faded)))
+ lurk-context-facelists))
(force-window-update "*lurk*"))
(defun lurk-zoom-in (context)
(maphash
(lambda (this-context _)
(when this-context
- (let ((this-context-atom (intern this-context)))
+ (let ((this-context-atom
+ (intern (lurk-context->string this-context))))
(if (equal this-context context)
(remove-from-invisibility-spec this-context-atom)
(add-to-invisibility-spec this-context-atom)))))
(with-current-buffer "*lurk*"
(maphash
(lambda (this-context _)
- (let ((this-context-atom (if this-context (intern this-context) nil)))
+ (let ((this-context-atom
+ (if this-context
+ (intern (lurk-context->string this-context))
+ nil)))
(remove-from-invisibility-spec this-context-atom)))
lurk-context-facelists)
(force-window-update "*lurk*"))
(lurk-scroll-windows-to-last-line))
-(defun lurk-clear-context (context)
+(defun lurk--start-of-final-line ()
(with-current-buffer "*lurk*"
(save-excursion
- (goto-char (point-min))
- (let ((inhibit-read-only t)
- (match nil))
- (while (setq match (text-property-search-forward 'context context t))
- (delete-region (prop-match-beginning match)
- (prop-match-end match)))))))
+ (goto-char (point-max))
+ (line-beginning-position))))
+
+(defun lurk-scroll-windows-to-last-line ()
+ (with-current-buffer "*lurk*"
+ (dolist (window (get-buffer-window-list))
+ (if (>= (window-point window) (lurk--start-of-final-line))
+ (with-selected-window window
+ (recenter -1))))))
(defconst lurk-url-regex
(rx (:
(strikethrough nil)
(prev-point (point)))
(while (re-search-forward (rx (or (any "\x02\x1D\x1F\x1E\x0F")
- (: "\x03" (+ digit) (opt "," (* digit)))))
+ (: "\x03" (* digit) (opt "," (* digit)))))
nil t)
(let ((beg (+ (match-beginning 0) 1)))
(if bold
;;; Message evaluation
;;
-(defun lurk-eval-msg-string (string)
+(defun lurk-eval-msg-string (network string)
(if lurk-debug
(lurk-display-string nil nil string))
(let* ((msg (lurk-string->msg string)))
- (lurk-process-autoreplies msg)
+ (lurk-process-autoreplies network msg)
(pcase (lurk-msg-cmd msg)
("PING"
- (lurk-send-msg
+ (lurk-send-msg network
(lurk-msg nil nil "PONG" (lurk-msg-params msg))))
("PONG")
- ("001"
+ ("001" ; RPL_WELCOME
(let* ((params (lurk-msg-params msg))
(nick (elt params 0))
(text (string-join (seq-drop params 1) " ")))
- (setq lurk-nick nick)
- (lurk-display-notice nil text)))
+ (lurk-set-connection-nick network nick)
+ (lurk-display-notice (lurk-get-context network) text))
+ (let* ((row (assoc network lurk-networks))
+ (channels (if (memq :channels row)
+ (cdr (memq :channels row))
+ nil)))
+ (dolist (channel channels)
+ (lurk-command-join (list channel)))))
("353" ; NAMEREPLY
(let* ((params (lurk-msg-params msg))
(channel (elt params 2))
- (names (split-string (elt params 3))))
- (if (lurk-context-known-p channel)
- (lurk-add-context-users channel names)
- (lurk-display-notice nil "Users in " channel ": " (string-join names " ")))))
+ (names (split-string (elt params 3)))
+ (ctx (lurk-get-context network channel)))
+ (if ctx
+ (lurk-add-context-users ctx names)
+ (lurk-display-notice ctx "Users in " channel
+ ": " (string-join names " ")))))
("366" ; ENDOFNAMES
(let* ((params (lurk-msg-params msg))
- (channel (elt params 1)))
- (if (lurk-context-known-p channel)
+ (channel (elt params 1))
+ (ctx (lurk-get-context network channel)))
+ (if ctx
(lurk-display-notice
- channel
- (lurk--as-string (length (lurk-get-context-users channel)))
+ ctx
+ (lurk--as-string (length (lurk-get-context-users ctx)))
" users in " channel)
- (lurk-display-notice nil "End of " channel " names list."))))
+ (lurk-display-notice (lurk-get-context network)
+ "End of " channel " names list."))))
- ("331"
+ ("331" ; RPL_NOTOPIC
(let* ((params (lurk-msg-params msg))
- (channel (elt params 1)))
- (lurk-display-notice
- channel
- "No topic set.")))
+ (channel (elt params 1))
+ (ctx (lurk-get-context network channel)))
+ (lurk-display-notice ctx "No topic set.")))
- ("332"
+ ("332" ; RPL_TOPIC
(let* ((params (lurk-msg-params msg))
(channel (elt params 1))
- (topic (elt params 2)))
- (lurk-display-notice channel "Topic: " topic)))
-
- ("333") ; Avoid displaying these
+ (topic (elt params 2))
+ (ctx (lurk-get-context network channel)))
+ (lurk-display-notice ctx "Topic: " topic)))
((rx (= 3 (any digit)))
- (lurk-display-notice nil (mapconcat 'identity (cdr (lurk-msg-params msg)) " ")))
+ (lurk-display-notice (lurk-get-context network)
+ (mapconcat 'identity (cdr (lurk-msg-params msg)) " ")))
((and "JOIN"
- (guard (equal lurk-nick (lurk-msg-src msg))))
- (let ((channel (car (lurk-msg-params msg))))
- (lurk-add-context channel)
- (lurk-set-current-context channel)
- (lurk-display-notice channel "Joining channel " channel)
+ (guard (equal (lurk-connection-nick network)
+ (lurk-msg-src msg))))
+ (let* ((channel (car (lurk-msg-params msg)))
+ (context (list network channel)))
+ (lurk-add-context context)
+ (lurk-del-all-context-users context)
+ (lurk-display-notice (lurk-current-context)
+ "Joining channel " channel " on " network)
+ (lurk-highlight-current-context)
(lurk-render-prompt)))
("JOIN"
- (let ((channel (car (lurk-msg-params msg)))
- (nick (lurk-msg-src msg)))
- (lurk-add-context-users channel (list nick))
+ (let* ((channel (car (lurk-msg-params msg)))
+ (nick (lurk-msg-src msg))
+ (ctx (lurk-get-context network channel)))
+ (lurk-add-context-users ctx (list nick))
(if lurk-show-joins
- (lurk-display-notice channel nick " joined channel " channel))))
+ (lurk-display-notice ctx nick " joined channel " channel
+ " on " network))))
((and "PART"
- (guard (equal lurk-nick (lurk-msg-src msg))))
- (let ((channel (car (lurk-msg-params msg))))
- (lurk-display-notice channel "Left channel " channel)
- (lurk-del-context channel)
- (if (equal channel lurk-current-context)
- (lurk-set-current-context (lurk-get-next-context)))
+ (guard (equal (lurk-connection-nick network)
+ (lurk-msg-src msg))))
+ (let* ((channel (car (lurk-msg-params msg)))
+ (context (list network channel)))
+ (lurk-display-notice context "Left channel " channel)
+ (lurk-remove-context context)
+ (lurk-del-all-context-users context)
+ (lurk-highlight-current-context)
(lurk-render-prompt)))
("PART"
- (let ((channel (car (lurk-msg-params msg)))
- (nick (lurk-msg-src msg)))
- (lurk-del-context-user channel nick)
+ (let* ((channel (car (lurk-msg-params msg)))
+ (nick (lurk-msg-src msg))
+ (ctx (lurk-get-context network channel)))
+ (lurk-del-context-user ctx nick)
(if lurk-show-joins
- (lurk-display-notice channel nick " left channel " channel))))
-
- ((and "KICK")
- (let ((kicker-nick (lurk-msg-src msg))
- (channel (car (lurk-msg-params msg)))
- (nick (cadr (lurk-msg-params msg)))
- (reason (caddr (lurk-msg-params msg))))
- (if (equal nick lurk-nick)
- (progn
- (lurk-display-notice channel kicker-nick " kicked you from " channel ": " reason)
- (lurk-del-context channel)
- (if (equal channel lurk-current-context)
- (lurk-set-current-context (lurk-get-next-context)))
- (lurk-render-prompt))
- (lurk-del-context-user channel nick)
- (lurk-display-notice channel kicker-nick " kicked " nick " from " channel ": " reason))))
-
- ("QUIT"
- (let ((nick (lurk-msg-src msg))
- (reason (mapconcat 'identity (lurk-msg-params msg) " ")))
- (lurk-del-user nick)
- (if lurk-show-joins
- (lurk-display-notice nil nick " quit: " reason))))
+ (lurk-display-notice ctx nick " left channel " channel
+ " on " network))))
((and "NICK"
- (guard (equal lurk-nick (lurk-msg-src msg))))
- (setq lurk-nick (car (lurk-msg-params msg)))
- (lurk-display-notice nil "Set nick to " lurk-nick))
+ (guard (equal (lurk-connection-nick network)
+ (lurk-msg-src msg))))
+ (let ((new-nick (car (lurk-msg-params msg)))
+ (old-nick (lurk-connection-nick network)))
+ (lurk-set-connection-nick network new-nick)
+ (lurk-rename-network-user network old-nick new-nick)
+ (lurk-display-notice (lurk-get-context network)
+ "Nick set to " new-nick " on " network)))
("NICK"
(let ((old-nick (lurk-msg-src msg))
(new-nick (car (lurk-msg-params msg))))
- (lurk-display-notice nil old-nick " is now known as " new-nick)
- (lurk-rename-user old-nick new-nick)))
+ (lurk-display-notice (lurk-get-context network)
+ old-nick " is now known as " new-nick
+ " on " network)
+ (lurk-rename-network-user network old-nick new-nick)))
+
+ ("TOPIC"
+ (let ((channel (car (lurk-msg-params msg)))
+ (nick (lurk-msg-src msg))
+ (topic (cadr (lurk-msg-params msg))))
+ (lurk-display-notice (lurk-get-context network channel)
+ nick " set the topic: " topic)))
+
+ ("QUIT"
+ (let ((nick (lurk-msg-src msg))
+ (reason (mapconcat 'identity (lurk-msg-params msg) " ")))
+ (lurk-del-network-user network nick)
+ (if lurk-show-joins
+ (lurk-display-notice (lurk-get-context network)
+ nick " on " network " has quit: " reason))))
("NOTICE"
(let ((nick (lurk-msg-src msg))
((rx (: "\01VERSION "
(let version (* (not "\01")))
"\01"))
- (lurk-display-notice nil "CTCP version reply from " nick ": " version))
+ (lurk-display-notice (lurk-get-context network)
+ "CTCP version reply from " nick ": " version))
(_
- (lurk-display-notice nil text)))))
+ (lurk-display-notice (lurk-get-context network channel) text)))))
("PRIVMSG"
(let* ((from (lurk-msg-src msg))
(pcase text
("\01VERSION\01"
(let ((version-string (concat lurk-version " - running on GNU Emacs " emacs-version)))
- (lurk-send-msg (lurk-msg nil nil "NOTICE"
+ (lurk-send-msg network
+ (lurk-msg nil nil "NOTICE"
(list from (concat "\01VERSION "
version-string
"\01")))))
- (lurk-display-notice nil "CTCP version request received from " from))
+ (lurk-display-notice (lurk-get-context network)
+ "CTCP version request received from "
+ from " on " network))
((rx (let ping (: "\01PING " (* (not "\01")) "\01")))
- (lurk-send-msg (lurk-msg nil nil "NOTICE" (list from ping)))
- (lurk-display-notice from "CTCP ping received from " from))
+ (lurk-send-msg network (lurk-msg nil nil "NOTICE" (list from ping)))
+ (lurk-display-notice (lurk-get-context network)
+ "CTCP ping received from " from " on " network))
("\01USERINFO\01"
- (lurk-display-notice from "CTCP userinfo request from " from " (no response sent)"))
+ (lurk-display-notice (lurk-get-context network)
+ "CTCP userinfo request from " from
+ " on " network " (no response sent)"))
+
+ ("\01CLIENTINFO\01"
+ (lurk-display-notice (lurk-get-context network)
+ "CTCP clientinfo request from " from
+ " on " network " (no response sent)"))
((rx (: "\01ACTION " (let action-text (* (not "\01"))) "\01"))
- (lurk-display-action from to action-text))
+ (lurk-display-action network from to action-text))
(_
- (lurk-display-message from to text)))))
+ (lurk-display-message network from to text)))))
+
(_
- (lurk-display-notice nil (lurk-msg->string msg))))))
+ (lurk-display-notice (lurk-get-context network)
+ (lurk-msg->string msg))))))
;;; User-defined responses
-
-
-(defvar lurk-autoreply-table nil
- "Table of autoreply messages.
-
-Each autoreply is a list of two elements: (matcher reply)
-
-Here matcher is a list:
-
-(network src cmd params ...)
-
-and reply is another list:
-
- (cmd params ...)
-
-Each entry in the matcher list is a regular expression tested against the
-corresponding values in the incomming message. Entries can be nil,
-in which case they match anything.")
+;;
(defun lurk--lists-equal (l1 l2)
(if (and l1 l2)
nil)
t))
-(defun lurk-process-autoreply (msg autoreply)
+(defun lurk-process-autoreply (network msg autoreply)
(let ((matcher (car autoreply))
(reply (cadr autoreply)))
- (let ((network (car matcher)))
- (when (and (or (not network)
- (and (get-process "lurk")
- (equal (car (process-contact (get-process "lurk")))
- (cadr (assoc network lurk-networks)))))
+ (let ((target-network (car matcher)))
+ (when (and (or (not target-network)
+ (and (equal network target-network)))
(lurk--lists-equal (cdr matcher)
(append (list (lurk-msg-src msg)
(lurk-msg-cmd msg))
(lurk-msg-params msg))))
- (lurk-send-msg
+ (lurk-send-msg network
(lurk-msg nil nil (car reply) (cdr reply)))))))
-(defun lurk-process-autoreplies (msg)
+(defun lurk-process-autoreplies (network msg)
(mapc
(lambda (autoreply)
- (lurk-process-autoreply msg autoreply))
+ (lurk-process-autoreply network msg autoreply))
lurk-autoreply-table))
(defvar lurk-command-table
'(("DEBUG" "Toggle debug mode on/off." lurk-command-debug lurk-boolean-completions)
("HEADER" "Toggle display of header." lurk-command-header lurk-boolean-completions)
- ("CONNECT" "Connect to an IRC network." lurk-command-connect lurk-network-completions)
+ ("SHOWJOINS" "Toggles display of joins/parts." lurk-command-showjoins lurk-boolean-completions)
("NETWORKS" "List known IRC networks." lurk-command-networks)
- ("JOIN" "Join one or more channels." lurk-command-join)
- ("TOPIC" "Set topic for current channel." lurk-command-topic)
- ("ME" "Display action." lurk-command-me)
- ("VERSION" "Request version of another user's client via CTCP." lurk-command-version lurk-nick-completions)
- ("PART" "Leave channel." lurk-command-part lurk-context-completions)
+ ("CONNECT" "Connect to an IRC network." lurk-command-connect lurk-network-completions)
("QUIT" "Disconnect from current network." lurk-command-quit)
+ ("JOIN" "Join one or more channels." lurk-command-join)
+ ("PART" "Leave channel." lurk-command-part lurk-channel-completions)
+ ("SWITCHCONTEXT" "Switch current context" lurk-command-switch-context lurk-context-completions)
("NICK" "Change nick." lurk-command-nick)
("LIST" "Display details of one or more channels." lurk-command-list)
- ("WHOIS" "Ask server for details of nick." nil lurk-nick-completions)
- ("USERS" "List nicks of users in current context." lurk-command-users)
+ ("TOPIC" "Set/query topic for current channel." lurk-command-topic)
+ ("USERS" "List nicks of users in current channel." lurk-command-users)
("MSG" "Send private message to user." lurk-command-msg lurk-nick-completions)
+ ("ME" "Display action." lurk-command-me)
+ ("VERSION" "Request version of another user's client via CTCP." lurk-command-version lurk-nick-completions)
("CLEAR" "Clear buffer text." lurk-command-clear lurk-context-completions)
("HELP" "Display help on client commands." lurk-command-help lurk-help-completions))
- "Table of commands explicitly supported by Lurk.")
+ "Table of commands explicitly supported by lurk.")
(defun lurk-boolean-completions ()
'("on" "off"))
(defun lurk-network-completions ()
(mapcar (lambda (row) (car row)) lurk-networks))
-(defun lurk-nick-completions ()
- (lurk-get-context-users lurk-current-context))
-
-(defun lurk-context-completions ()
- (lurk-get-context-list))
-
(defun lurk-help-completions ()
(mapcar (lambda (row) (car row)) lurk-command-table))
+(defun lurk-channel-completions ()
+ (mapcar (lambda (ctx)
+ (lurk-context->string ctx))
+ (seq-filter (lambda (ctx)
+ (not (lurk-network-context-p ctx)))
+ lurk-contexts)))
+
+(defun lurk-context-completions ()
+ (mapcar (lambda (ctx) (lurk-context->string ctx)) lurk-contexts))
+
(defun lurk-command-help (params)
(if params
(let* ((cmd-str (upcase (car params)))
(setq-local header-line-format nil)
(lurk-display-notice nil "Header disabled.")))
+(defun lurk-command-showjoins (params)
+ (setq lurk-show-joins
+ (if params
+ (if (equal (upcase (car params)) "ON")
+ t
+ nil)
+ (not lurk-show-joins)))
+ (lurk-display-notice nil "Joins/parts will now be "
+ (if lurk-show-joins "shown" "hidden") "."))
+
(defun lurk-command-connect (params)
(if params
(let ((network (car params)))
(lurk-connect network))
(lurk-display-notice nil "Usage: /connect <network>")))
-(defun lurk-command-networks (params)
+(defun lurk-command-networks (_params)
(lurk-display-notice nil "Currently-known networks:")
(dolist (row lurk-networks)
- (seq-let (network server port &rest others) row
+ (seq-let (network network port &rest _others) row
(lurk-display-notice nil "\t" network
- " [" server
+ " [" network
" " (number-to-string port) "]")))
(lurk-display-notice nil "(Modify the `lurk-networks' variable to add more.)"))
+(defun lurk-command-quit (params)
+ (let ((ctx (lurk-current-context)))
+ (if (not ctx)
+ (lurk-display-error "No current network")
+ (let ((quit-msg (if params (string-join params " ") lurk-default-quit-msg)))
+ (lurk-send-msg
+ (lurk-context-network ctx)
+ (lurk-msg nil nil "QUIT" quit-msg))))))
+
(defun lurk-command-join (params)
(if params
- (dolist (channel params)
- (lurk-send-msg (lurk-msg nil nil "JOIN" channel)))
+ (let ((network (lurk-context-network (lurk-current-context))))
+ (dolist (channel params)
+ (lurk-send-msg network (lurk-msg nil nil "JOIN" channel))))
(lurk-display-notice nil "Usage: /join channel [channel2 ...]")))
(defun lurk-command-part (params)
- (let ((channel (if params (car params) lurk-current-context)))
- (if channel
- (lurk-send-msg (lurk-msg nil nil "PART" channel))
- (lurk-display-error "No current channel to leave."))))
-
-(defun lurk-command-version (params)
- (if params
- (let ((nick (car params)))
- (lurk-send-msg (lurk-msg nil nil "PRIVMSG"
- (list nick "\01VERSION\01")))
- (lurk-display-notice nil "CTCP version request sent to " nick))
- (lurk-display-notice nil "Usage: /version <nick>")))
-
-(defun lurk-command-quit (params)
- (let ((quit-msg (if params (string-join params " ") lurk-default-quit-msg)))
- (lurk-send-msg (lurk-msg nil nil "QUIT" quit-msg))))
+ (let ((ctx (cond
+ ((not params) (lurk-current-context))
+ ((seq-contains (car params) "@") (lurk-string->context (car params)))
+ (t (list (lurk-context-network (lurk-current-context)) (car params))))))
+ (let ((network (lurk-context-network ctx))
+ (channel (lurk-context-channel ctx)))
+ (if channel
+ (lurk-send-msg network (lurk-msg nil nil "PART" channel))
+ (lurk-display-error "Specify which channel to leave")))))
+
+(defun lurk-command-switch-context (params)
+ (if (not params)
+ (lurk-display-notice nil "Usage: /switchcontext #channel@network")
+ (let ((ctx (lurk-string->context (car params))))
+ (lurk-switch-to-context ctx)
+ (lurk-highlight-current-context)
+ (lurk-render-prompt)
+ (if lurk-zoomed
+ (lurk-zoom-in (lurk-current-context))))))
(defun lurk-command-nick (params)
- (let ((new-nick (if params (string-join params " ") nil)))
- (if new-nick
- (if (lurk-connected-p)
- (lurk-send-msg (lurk-msg nil nil "NICK" new-nick))
- (setq lurk-nick new-nick)
- (lurk-display-notice nil "Set default nick to '" lurk-nick "'."))
- (lurk-display-notice nil "Current nick: " lurk-nick))))
-
-(defun lurk-command-me (params)
- (if lurk-current-context
- (if params
- (let* ((action (string-join params " "))
- (ctcp-text (concat "\01ACTION " action "\01")))
- (lurk-send-msg (lurk-msg nil nil "PRIVMSG"
- (list lurk-current-context ctcp-text)))
- (lurk-display-action lurk-nick lurk-current-context action))
- (lurk-display-notice nil "Usage: /me <action>"))
- (lurk-display-notice nil "No current channel.")))
+ (if params
+ (let ((new-nick (string-join params " "))
+ (ctx (lurk-current-context)))
+ (if ctx
+ (lurk-send-msg (lurk-context-network ctx)
+ (lurk-msg nil nil "NICK" new-nick))
+ (lurk-display-error "No current connection")))
+ (lurk-display-notice nil "Usage: /nick <new-nick>")))
(defun lurk-command-list (params)
- (if (not params)
- (lurk-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.")
- (if (equal (upcase (car params)) "-YES")
- (lurk-send-msg (lurk-msg nil nil "LIST"))
- (lurk-send-msg (lurk-msg nil nil "LIST" (car params))))))
+ (let ((ctx (lurk-current-context)))
+ (if ctx
+ (if (not params)
+ (lurk-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 ((network (lurk-context-network ctx)))
+ (if (equal (upcase (car params)) "-YES")
+ (lurk-send-msg network (lurk-msg nil nil "LIST"))
+ (lurk-send-msg network (lurk-msg nil nil "LIST"
+ (car params))))))
+ (lurk-display-error "No current connection"))))
(defun lurk-command-topic (params)
- (if lurk-current-context
- (if params
- (lurk-send-msg (lurk-msg nil nil "TOPIC" lurk-current-context (string-join params " ")))
- (lurk-display-notice nil "Usage: /topic <new topic>"))
- (lurk-display-notice nil "No current channel.")))
+ (let ((ctx (lurk-current-context)))
+ (if (and ctx (not (lurk-network-context-p ctx)))
+ (let ((network (lurk-context-network ctx))
+ (channel (lurk-context-channel ctx)))
+ (if params
+ (lurk-send-msg network
+ (lurk-msg nil nil "TOPIC" channel
+ (string-join params " ")))
+ (lurk-send-msg network
+ (lurk-msg nil nil "TOPIC" channel))))
+ (lurk-display-notice nil "No current channel."))))
(defun lurk-command-msg (params)
- (if (and params (>= (length params) 2))
- (let ((to (car params))
- (text (string-join (cdr params) " ")))
- (lurk-send-msg (lurk-msg nil nil "PRIVMSG" to text))
- (lurk-display-message lurk-nick to text))
- (lurk-display-notice nil "Usage: /msg <nick> <message>")))
-
-(defun lurk-command-clear (params)
- (if (not params)
- (lurk-clear-buffer)
- (dolist (context params)
- (lurk-clear-context context))))
+ (let ((network (lurk-context-network (lurk-current-context))))
+ (if (and params (>= (length params) 2))
+ (let ((to (car params))
+ (text (string-join (cdr params) " ")))
+ (lurk-send-msg network (lurk-msg nil nil "PRIVMSG" to text))
+ (lurk-display-message network
+ (lurk-connection-nick network)
+ to text))
+ (lurk-display-notice nil "Usage: /msg <nick> <message>"))))
+
+(defun lurk-command-me (params)
+ (let* ((ctx (lurk-current-context))
+ (network (lurk-context-network ctx)))
+ (if (and ctx (not (lurk-network-context-p ctx)))
+ (if params
+ (let* ((channel (lurk-context-channel ctx))
+ (my-nick (lurk-connection-nick network))
+ (action (string-join params " "))
+ (ctcp-text (concat "\01ACTION " action "\01")))
+ (lurk-send-msg network
+ (lurk-msg nil nil "PRIVMSG"
+ (list channel ctcp-text)))
+ (lurk-display-action network my-nick channel action))
+ (lurk-display-notice nil "Usage: /me <action>"))
+ (lurk-display-notice nil "No current channel."))))
+
+(defun lurk-command-version (params)
+ (let ((ctx (lurk-current-context)))
+ (if ctx
+ (if params
+ (let ((network (lurk-context-network ctx))
+ (nick (car params)))
+ (lurk-send-msg network
+ (lurk-msg nil nil "PRIVMSG"
+ (list nick "\01VERSION\01")))
+ (lurk-display-notice ctx "CTCP version request sent to "
+ nick " on " network))
+ (lurk-display-notice ctx "Usage: /version <nick>"))
+ (lurk-display-notice nil "No current channel."))))
+
+(defun lurk-command-users (_params)
+ (let ((ctx (lurk-current-context)))
+ (if (and ctx (not (lurk-network-context-p ctx)))
+ (let ((channel (lurk-context-channel ctx))
+ (network (lurk-context-network ctx))
+ (users (lurk-get-context-users ctx)))
+ (lurk-display-notice ctx "Users in " channel " on " network ":")
+ (lurk-display-notice ctx (string-join users " ")))
+ (lurk-display-notice nil "No current channel."))))
-(defun lurk-command-users (params)
- (if lurk-current-context
- (progn
- (lurk-display-notice lurk-current-context "Users in " lurk-current-context ":")
- (lurk-display-notice
- lurk-current-context
- (string-join (lurk-get-context-users lurk-current-context) " ")))
- (lurk-display-notice nil "No current channel.")))
;;; Command entering
;;
nil)))
(if (and command-row (elt command-row 2))
(funcall (elt command-row 2) params)
- (lurk-send-msg (lurk-msg nil nil (upcase cmd-str) params)))))
+ (lurk-send-msg
+ (lurk-context-network (lurk-current-context))
+ (lurk-msg nil nil (upcase cmd-str) params)))))
(_
- (lurk-display-error "Badly formed command.")))
+ (lurk-display-error "Badly formed command")))
(unless (string-empty-p string)
- (if lurk-current-context
- (progn
- (lurk-send-msg (lurk-msg nil nil "PRIVMSG"
- lurk-current-context
- string))
- (lurk-display-message lurk-nick lurk-current-context string))
- (lurk-display-error "No current context.")))))
+ (let ((ctx (lurk-current-context)))
+ (if ctx
+ (if (not (lurk-network-context-p ctx))
+ (let ((network (lurk-context-network ctx))
+ (channel (lurk-context-channel ctx)))
+ (lurk-send-msg network
+ (lurk-msg nil nil "PRIVMSG" channel string))
+ (lurk-display-message network
+ (lurk-connection-nick network)
+ channel string))
+ (lurk-display-error "No current channel"))
+ (lurk-display-error "No current context"))))))
;;; Command history
(insert (elt lurk-history lurk-history-index)))))
-;;; Interactive functions
+;;; Interactive commands
;;
+(defun lurk-enter ()
+ "Enter current contents of line after prompt."
+ (interactive)
+ (with-current-buffer "*lurk*"
+ (let ((line (buffer-substring lurk-input-marker (point-max))))
+ (push line lurk-history)
+ (setq lurk-history-index nil)
+ (let ((inhibit-read-only t))
+ (delete-region lurk-input-marker (point-max)))
+ (lurk-enter-string line))))
+
+(defun lurk-history-next ()
+ (interactive)
+ (lurk-history-cycle -1))
+
+(defun lurk-history-prev ()
+ (interactive)
+ (lurk-history-cycle +1))
+
(defun lurk-cycle-contexts-forward ()
(interactive)
- (lurk-cycle-contexts))
+ (lurk-cycle-contexts)
+ (lurk-highlight-current-context)
+ (lurk-render-prompt)
+ (if lurk-zoomed
+ (lurk-zoom-in (lurk-current-context))))
(defun lurk-cycle-contexts-reverse ()
(interactive)
- (lurk-cycle-contexts t))
+ (lurk-cycle-contexts t)
+ (lurk-highlight-current-context)
+ (lurk-render-prompt)
+ (if lurk-zoomed
+ (lurk-zoom-in (lurk-current-context))))
(defvar lurk-zoomed nil
"Keeps track of zoom status.")
(interactive)
(if lurk-zoomed
(lurk-zoom-out)
- (lurk-zoom-in lurk-current-context))
+ (lurk-zoom-in (lurk-current-context)))
(setq lurk-zoomed (not lurk-zoomed)))
-(defun lurk-history-next ()
- (interactive)
- (lurk-history-cycle -1))
-
-(defun lurk-history-prev ()
- (interactive)
- (lurk-history-cycle +1))
(defun lurk-complete-input ()
(interactive)
(re-search-backward " " lurk-input-marker t)))
(start (if space-idx (+ 1 space-idx) lurk-input-marker)))
(unless (string-prefix-p "/" (buffer-substring start end))
- (let* ((users (lurk-get-context-users lurk-current-context))
+ (let* ((users (lurk-get-context-users (lurk-current-context)))
(users-no@ (mapcar
(lambda (u) (car (split-string u "@" t)))
users)))
(completion-in-region start end users-no@)))))))))
-(defun lurk-enter ()
- "Enter current contents of line after prompt."
- (interactive)
- (with-current-buffer "*lurk*"
- (let ((line (buffer-substring lurk-input-marker (point-max))))
- (push line lurk-history)
- (setq lurk-history-index nil)
- (let ((inhibit-read-only t))
- (delete-region lurk-input-marker (point-max)))
- (lurk-enter-string line))))
-
-
;;; Mode
;;
(define-key map (kbd "RET") 'lurk-enter)
(define-key map (kbd "TAB") 'lurk-complete-input)
(define-key map (kbd "C-c C-z") 'lurk-toggle-zoom)
- (define-key map (kbd "<C-tab>") 'lurk-cycle-contexts-forward)
- (define-key map (kbd "<C-S-tab>") 'lurk-cycle-contexts-reverse)
(define-key map (kbd "<C-up>") 'lurk-history-prev)
(define-key map (kbd "<C-down>") 'lurk-history-next)
+ (define-key map (kbd "<C-tab>") 'lurk-cycle-contexts-forward)
+ (define-key map (kbd "<C-S-iso-lefttab>") 'lurk-cycle-contexts-reverse)
+ (define-key map (kbd "<C-S-tab>") 'lurk-cycle-contexts-reverse)
(when (fboundp 'evil-define-key*)
(evil-define-key* 'motion map
(kbd "TAB") 'lurk-complete-input))
map))
(define-derived-mode lurk-mode text-mode "lurk"
- "Major mode for LURK.")
+ "Major mode for lurk.")
(when (fboundp 'evil-set-initial-state)
(evil-set-initial-state 'lurk-mode 'insert))
-
;;; Main start procedure
;;
-(defun lurk (&optional network)
- "Start lurk or just switch to the lurk buffer if one already exists.
-Also connect to NETWORK if non-nil."
+;;;###autoload
+(defun lurk ()
+ "Start lurk or just switch to the lurk buffer if one already exists."
(interactive)
(if (get-buffer "*lurk*")
(switch-to-buffer "*lurk*")
(switch-to-buffer "*lurk*")
(lurk-mode)
- (lurk-setup-buffer)
- (if network
- (lurk-command-connect (list network))))
- "Started LURK.")
-
+ (lurk-setup-buffer))
+ "Started lurk.")
;;; lurk.el ends here
+++ /dev/null
-;;; murk.el --- Multinetwork Unibuffer iRc Klient -*- lexical-binding:t -*-
-
-;; Copyright (C) 2024 plugd
-
-;; Author: plugd <plugd@thelambdalab.xyz>
-;; Created: 11 May 2024
-;; Version: 0.0
-;; Homepage: http://thelambdalab.xyz/murk
-;; Keywords: comm
-;; Package-Requires: ((emacs "26.1"))
-
-;; This file is not part of GNU Emacs.
-
-;; This program is free software: you can redistribute it and/or modify
-;; it under the terms of the GNU General Public License as published by
-;; the Free Software Foundation, either version 3 of the License, or
-;; (at your option) any later version.
-
-;; This program is distributed in the hope that it will be useful,
-;; but WITHOUT ANY WARRANTY; without even the implied warranty of
-;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-;; GNU General Public License for more details.
-
-;; You should have received a copy of the GNU General Public License
-;; along with this file. If not, see <http://www.gnu.org/licenses/>.
-
-;;; Commentary:
-
-;; A very simple IRC client which uses only a single buffer.
-
-;;; Code:
-
-(provide 'murk)
-
-(require 'cl-lib)
-
-
-;;; Customizations
-
-(defgroup murk nil
- "Multinetwork Unibuffer iRc Klient"
- :group 'network)
-
-(defcustom murk-default-nick "plugd"
- "Default nick."
- :type '(string))
-
-(defcustom murk-default-quit-msg "Bye"
- "Default quit message when none supplied."
- :type '(string))
-
-(defcustom murk-networks
- '(("debug" "localhost" 6697)
- ("libera" "irc.libera.chat" 6697)
- ("tilde" "tilde.chat" 6697)
- ("sdf" "irc.sdf.org" 6697)
- ("freenode" "chat.freenode.net" 6697)
- ("mbr" "mbrserver.com" 6667 :notls))
- "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))
-
-(defcustom murk-autoreply-table nil
- "Table of autoreply messages.
-
-Each autoreply is a list of two elements: (matcher reply)
-
-Here matcher is a list:
-
-(network src cmd params ...)
-
-and reply is another list:
-
- (cmd params ...)
-
-Each entry in the matcher list is a regular expression tested against the
-corresponding values in the incomming message. Entries can be nil,
-in which case they match anything."
- :type '(list (list) (list)))
-
-
-;;; Faces
-;;
-
-(defface murk-text
- '((t :inherit default))
- "Face used for murk text.")
-
-(defface murk-prompt
- '((t :inherit font-lock-keyword-face))
- "Face used for the prompt.")
-
-(defface murk-context
- '((t :inherit murk-context))
- "Face used for the context name in the prompt.")
-
-(defface murk-faded
- '((t :inherit shadow))
- "Face used for faded murk text.")
-
-(defface murk-timestamp
- '((t :inherit shadow))
- "Face used for timestamps.")
-
-(defface murk-error
- '((t :inherit error))
- "Face used for murk error text.")
-
-(defface murk-notice
- '((t :inherit warning))
- "Face used for murk notice text.")
-
-
-;;; Global variables
-;;
-
-(defvar murk-version "Murk v0.0"
- "Value of this string is used in response to CTCP version queries.")
-
-(defvar murk-notice-prefix "-!-")
-(defvar murk-error-prefix "!!!")
-(defvar murk-prompt-string ">")
-
-(defvar murk-debug nil
- "If non-nil, enable debug mode.")
-
-
-;;; Utility procedures
-;;
-
-(defun murk--filtered-join (&rest args)
- (string-join (seq-filter (lambda (el) el) args) " "))
-
-(defun murk--as-string (obj)
- (if obj
- (with-output-to-string (princ obj))
- nil))
-
-
-;;; Network processes
-;;
-
-(defvar murk-connection-table nil
- "An alist associating networks to connection information.
-This includes the process and the response string.")
-
-(defun murk-connection-process (network)
- (elt (assoc network murk-connection-table) 1))
-
-(defun murk-connection-nick (network)
- (elt (assoc network murk-connection-table) 2))
-
-(defun murk-set-connection-nick (network nick)
- (setf (elt (assoc network murk-connection-table) 2) nick))
-
-(defun murk-connection-response (network)
- (elt (assoc network murk-connection-table) 3))
-
-(defun murk-set-connection-response (network string)
- (setf (elt (assoc network murk-connection-table) 3) string))
-
-(defun murk-connection-new (network process nick)
- (add-to-list 'murk-connection-table
- (list network process nick "")))
-
-(defun murk-connection-remove (network)
- (setq murk-connection-table
- (seq-remove (lambda (row) (equal (car row) network))
- murk-connection-table)))
-
-(defun murk-make-network-filter (network)
- (lambda (_proc string)
- (dolist (line (split-string (concat (murk-connection-response network) string)
- "\n"))
- (if (string-suffix-p "\r" line)
- (murk-eval-msg-string network (string-trim line))
- (murk-set-connection-response network line)))))
-
-(defun murk-make-network-sentinel (network)
- (lambda (_proc string)
- (unless (equal "open" (string-trim string))
- (murk-display-error "Disconnected from network.")
- (murk-connection-remove network)
- (murk-remove-network-contexts network)
- (murk-highlight-current-context)
- (murk-render-prompt))))
-
-(defun murk-start-process (network)
- (let* ((row (assoc network murk-networks))
- (host (elt row 1))
- (port (elt row 2))
- (flags (seq-drop row 3)))
- (make-network-process :name (concat "murk-" network)
- :host host
- :service port
- :family nil
- :filter (murk-make-network-filter network)
- :sentinel (murk-make-network-sentinel network)
- :nowait nil
- :tls-parameters (if (memq :notls flags)
- nil
- (cons 'gnutls-x509pki
- (gnutls-boot-parameters
- :type 'gnutls-x509pki
- :hostname host)))
- :buffer "*murk*")))
-
-(defvar murk-ping-period 60)
-
-;; IDEA: Have a single ping timer which pings all connected hosts
-
-(defun murk-connect (network)
- (if (assoc network murk-connection-table)
- (murk-display-error "Already connected to this network")
- (if (not (assoc network murk-networks))
- (murk-display-error "Network '" network "' is unknown.")
- (let ((proc (murk-start-process network)))
- (murk-connection-new network proc murk-default-nick))
- (murk-send-msg network (murk-msg nil nil "USER" murk-default-nick 0 "*" murk-default-nick))
- (murk-send-msg network (murk-msg nil nil "NICK" murk-default-nick))
- (murk-add-context (list network))
- (murk-highlight-current-context)
- (murk-render-prompt))))
-
-(defun murk-send-msg (network msg)
- (if murk-debug
- (murk-display-string nil nil (murk-msg->string msg)))
- (let ((proc (murk-connection-process network)))
- (if (and proc (eq (process-status proc) 'open))
- (process-send-string proc (concat (murk-msg->string msg) "\r\n"))
- (murk-display-error "No network connection established"))))
-
-
-;;; network messages
-;;
-
-(defun murk-msg (tags src cmd &rest params)
- (list (murk--as-string tags)
- (murk--as-string src)
- (upcase (murk--as-string cmd))
- (mapcar #'murk--as-string
- (if (and params (listp (elt params 0)))
- (elt params 0)
- params))))
-
-(defun murk-msg-tags (msg) (elt msg 0))
-(defun murk-msg-src (msg) (elt msg 1))
-(defun murk-msg-cmd (msg) (elt msg 2))
-(defun murk-msg-params (msg) (elt msg 3))
-(defun murk-msg-trail (msg)
- (let ((params (murk-msg-params msg)))
- (if params
- (elt params (- (length params) 1)))))
-
-(defvar murk-msg-regex
- (rx
- (opt (: "@" (group (* (not (or "\n" "\r" ";" " ")))))
- (* whitespace))
- (opt (: ":" (: (group (* (not (any space "!" "@"))))
- (* (not (any space)))))
- (* whitespace))
- (group (: (* (not whitespace))))
- (* whitespace)
- (opt (group (+ not-newline))))
- "Regex used to parse IRC messages.
-Note that this regex is incomplete. Noteably, we discard the non-nick
-portion of the source component of the message, as mURK doesn't use this.")
-
-(defun murk-string->msg (string)
- (if (string-match murk-msg-regex string)
- (let* ((tags (match-string 1 string))
- (src (match-string 2 string))
- (cmd (upcase (match-string 3 string)))
- (params-str (match-string 4 string))
- (params
- (if params-str
- (let* ((idx (seq-position params-str ?:))
- (l (split-string (string-trim (substring params-str 0 idx))))
- (r (if idx (list (substring params-str (+ 1 idx))) nil)))
- (append l r))
- nil)))
- (apply #'murk-msg (append (list tags src cmd) params)))
- (error "Failed to parse string %s" string)))
-
-(defun murk-msg->string (msg)
- (let ((tags (murk-msg-tags msg))
- (src (murk-msg-src msg))
- (cmd (murk-msg-cmd msg))
- (params (murk-msg-params msg)))
- (murk--filtered-join
- (if tags (concat "@" tags) nil)
- (if src (concat ":" src) nil)
- cmd
- (if (> (length params) 1)
- (string-join (seq-take params (- (length params) 1)) " ")
- nil)
- (if (> (length params) 0)
- (concat ":" (elt params (- (length params) 1)))
- nil))))
-
-
-;;; Contexts
-;;
-
-;; A context is a list (network channel) identifying the network
-;; and channel. The tail of the list contains the nicks of users
-;; present in the channel.
-;;
-;; Each network has a special context (network) used for messages
-;; to/from the network itself.
-
-(defvar murk-contexts nil
- "List of currently-available contexts.
-The head of this list is always the current context.")
-
-(defun murk-current-context ()
- "Return the current context."
- (if murk-contexts
- (car murk-contexts)
- nil))
-
-(defun murk-contexts-equal (c1 c2)
- (if (murk-network-context-p c1)
- (and (murk-network-context-p c2)
- (equal (murk-context-network c1)
- (murk-context-network c2)))
- (and (not (murk-network-context-p c2))
- (equal (seq-take c1 2)
- (seq-take c2 2)))))
-
-(defun murk-context-network (ctx)
- (elt ctx 0))
-
-(defun murk-context-channel (ctx)
- (elt ctx 1))
-
-(defun murk-network-context-p (ctx)
- (not (cdr ctx)))
-
-(defun murk-add-context (ctx)
- (add-to-list 'murk-contexts ctx))
-
-(defun murk-remove-context (ctx)
- (setq murk-contexts
- (seq-remove
- (lambda (this-ctx)
- (murk-contexts-equal this-ctx ctx))
- murk-contexts)))
-
-(defun murk-remove-network-contexts (network)
- (setq murk-contexts
- (seq-remove (lambda (row) (equal (car row) network))
- murk-contexts)))
-
-(defun murk-context->string (ctx)
- (concat
- (if (murk-network-context-p ctx)
- ""
- (concat (murk-context-channel ctx) "@"))
- (murk-context-network ctx)))
-
-(defun murk-string->context (string)
- (if (not (string-prefix-p "#" string))
- (murk-get-context string)
- (let* ((parts (string-split string "@"))
- (channel (elt parts 0))
- (network (elt parts 1)))
- (murk-get-context network channel))))
-
-(defun murk-get-context (network &optional channel)
- (if (and channel (string-prefix-p "#" channel))
- (let ((test-ctx (list network channel)))
- (seq-find (lambda (ctx)
- (equal (seq-take ctx 2) test-ctx))
- murk-contexts))
- (car (member (list network) murk-contexts))))
-
-(defun murk-cycle-contexts (&optional reverse)
- (setq murk-contexts
- (if reverse
- (let ((nminus1 (- (length murk-contexts) 1)))
- (cons
- (elt murk-contexts nminus1)
- (seq-take murk-contexts nminus1)))
- (append (cdr murk-contexts) (list (car murk-contexts))))))
-
-(defun murk-switch-to-context (ctx)
- (setq murk-contexts
- (let* ((new-head (memq ctx murk-contexts))
- (new-tail (take (- (length murk-contexts)
- (length new-head))
- murk-contexts)))
- (append new-head new-tail))))
-
-;;; Context users
-;;
-
-(defvar murk-context-users nil
- "Association list between channel contexts and users.")
-
-(defun murk-get-context-users (ctx)
- (cdr (assoc ctx murk-context-users)))
-
-(defun murk-set-context-users (ctx users)
- (setq murk-context-users
- (cons (cons ctx users) (assoc-delete-all ctx murk-context-users))))
-
-(defun murk-add-context-users (ctx users)
- (murk-set-context-users
- ctx
- (cl-union users (murk-get-context-users ctx))))
-
-(defun murk-del-context-user (ctx user)
- (murk-set-context-users
- ctx
- (delete user (murk-get-context-users ctx))))
-
-(defun murk-del-all-context-users (ctx)
- (murk-set-context-users ctx nil))
-
-(defun murk-del-network-user (network user)
- (dolist (ctx murk-contexts)
- (if (and (equal (murk-context-network ctx) network)
- (not (murk-network-context-p ctx)))
- (murk-del-context-user ctx user))))
-
-(defun murk-del-all-network-users (network)
- (dolist (ctx murk-contexts)
- (if (and (equal (murk-context-network ctx) network)
- (not (murk-network-context-p ctx)))
- (murk-del-all-context-users ctx))))
-
-(defun murk-rename-network-user (network old-nick new-nick)
- (dolist (ctx murk-contexts)
- (when (and (equal (murk-context-network ctx) network)
- (member old-nick (murk-get-context-users ctx)))
- (murk-del-context-user ctx old-nick)
- (murk-add-context-users ctx (list new-nick)))))
-
-
-;;; Buffer
-;;
-
-(defvar murk-prompt-marker nil
- "Marker for prompt position in murk buffer.")
-
-(defvar murk-input-marker nil
- "Marker for prompt position in murk buffer.")
-
-(defun murk-render-prompt ()
- (with-current-buffer "*murk*"
- (let ((update-point (= murk-input-marker (point)))
- (update-window-points (mapcar (lambda (w)
- (list (= (window-point w) murk-input-marker)
- w))
- (get-buffer-window-list nil nil t))))
- (save-excursion
- (set-marker-insertion-type murk-prompt-marker nil)
- (set-marker-insertion-type murk-input-marker t)
- (let ((inhibit-read-only t))
- (delete-region murk-prompt-marker murk-input-marker)
- (goto-char murk-prompt-marker)
- (insert
- (propertize (let ((ctx (murk-current-context)))
- (if ctx
- (murk-context->string ctx)
- ""))
- 'face 'murk-context
- 'read-only t)
- (propertize murk-prompt-string
- 'face 'murk-prompt
- 'read-only t)
- (propertize " " ; Need this to be separate to mark it as rear-nonsticky
- 'read-only t
- 'rear-nonsticky t)))
- (set-marker-insertion-type murk-input-marker nil))
- (if update-point
- (goto-char murk-input-marker))
- (dolist (v update-window-points)
- (if (car v)
- (set-window-point (cadr v) murk-input-marker))))))
-
-(defun murk-setup-header ()
- (with-current-buffer "*murk*"
- (setq-local header-line-format
- '((:eval
- (let* ((ctx (murk-current-context)))
- (if ctx
- (let ((network (murk-context-network ctx)))
- (concat
- "Network: " network ", "
- (if (murk-network-context-p ctx)
- "network"
- (concat
- "Channel: "
- (murk-context-channel ctx)
- " ("
- (number-to-string
- (length (murk-get-context-users ctx)))
- ")"))))
- "No connection")))))))
-
-(defun murk-setup-buffer ()
- (with-current-buffer (get-buffer-create "*murk*")
- (setq-local scroll-conservatively 1)
- (setq-local buffer-invisibility-spec nil)
- (if (markerp murk-prompt-marker)
- (set-marker murk-prompt-marker (point-max))
- (setq murk-prompt-marker (point-max-marker)))
- (if (markerp murk-input-marker)
- (set-marker murk-input-marker (point-max))
- (setq murk-input-marker (point-max-marker)))
- (goto-char (point-max))
- (murk-highlight-current-context)
- (murk-render-prompt)
- (if murk-display-header
- (murk-setup-header))))
-
-(defun murk-clear-buffer ()
- "Completely erase all non-prompt and non-input text from murk buffer."
- (with-current-buffer "*murk*"
- (let ((inhibit-read-only t))
- (delete-region (point-min) murk-prompt-marker))))
-
-
-;;; Output formatting and highlighting
-;;
-
-;; Idea: the face text property can be a list of faces, applied in
-;; order. By assigning each context a unique list and keeping track
-;; of these in a hash table, we can easily switch the face
-;; corresponding to a particular context by modifying the elements of
-;; this list.
-;;
-;; More subtly, we make only the cdrs of this list shared among
-;; all text of a given context, allowing the cars to be different
-;; and for different elements of the context-specific text to have
-;; different styling.
-
-;; Additionally, we allow selective hiding of contexts via
-;; the buffer-invisibility-spec.
-
-(defvar murk-context-facelists (make-hash-table :test 'equal)
- "List of seen contexts and associated face lists.")
-
-(defun murk-get-context-facelist (context)
- (let* ((facelist (gethash context murk-context-facelists)))
- (unless facelist
- (setq facelist (list 'murk-text))
- (puthash context facelist murk-context-facelists))
- facelist))
-
-(defun murk--fill-strings (col indent &rest strings)
- (with-temp-buffer
- (setq buffer-invisibility-spec nil)
- (let ((fill-column col)
- (adaptive-fill-regexp (rx-to-string `(= ,indent anychar))))
- (apply #'insert strings)
- (fill-region (point-min) (point-max) nil t)
- (buffer-string))))
-
-(defun murk-display-string (context prefix &rest strings)
- (with-current-buffer "*murk*"
- (save-excursion
- (goto-char murk-prompt-marker)
- (let* ((inhibit-read-only t)
- (old-pos (marker-position murk-prompt-marker))
- (padded-timestamp (concat (format-time-string "%H:%M ")))
- (padded-prefix (if prefix (concat prefix " ") ""))
- (context-atom (if context
- (intern (murk-context->string context))
- nil))
- (context-face (murk-get-context-facelist context)))
- (insert-before-markers
- (murk--fill-strings
- 80
- (+ (length padded-timestamp)
- (length padded-prefix))
- (propertize padded-timestamp
- 'face 'murk-timestamp
- 'read-only t
- 'context context
- 'invisible context-atom)
- (propertize padded-prefix
- 'read-only t
- 'context context
- 'invisible context-atom)
- (murk-add-formatting
- (propertize (concat (apply #'murk-buttonify-urls strings) "\n")
- 'face context-face
- 'read-only t
- 'context context
- 'invisible context-atom)))))))
- (murk-scroll-windows-to-last-line))
-
-(defun murk-click-context (button)
- (murk-switch-to-context (button-get button 'context))
- (murk-highlight-current-context)
- (murk-render-prompt)
- (if murk-zoomed
- (murk-zoom-in (murk-current-context))))
-
-(defun murk-make-context-button (context &optional string)
- (with-temp-buffer
- (let ((label (or string (murk-context->string context))))
- (insert-text-button label
- 'action #'murk-click-context
- 'context context
- 'follow-link t
- 'help-echo "Switch context"))
- (buffer-string)))
-
-(defun murk-display-message (network from to text)
- (let ((context (if (string-prefix-p "#" to)
- (murk-get-context network to)
- (murk-get-context network))))
- (murk-display-string
- context
- (propertize
- (if (murk-network-context-p context)
- (concat "[" from "->" to "]")
- (concat
- (murk-make-context-button context)
- " <" from ">"))
- 'face (murk-get-context-facelist context))
- text)))
-
-(defun murk-display-action (network from to action-text)
- (let ((context (if (string-prefix-p "#" to)
- (murk-get-context network to)
- (murk-get-context network))))
- (murk-display-string
- context
- (propertize
- (concat (murk-context->string context) " *")
- 'face (murk-get-context-facelist context))
- from " " action-text)))
-
-(defun murk-display-notice (context &rest notices)
- (murk-display-string
- context
- (propertize murk-notice-prefix 'face 'murk-notice)
- (apply #'concat notices)))
-
-(defun murk-display-error (&rest messages)
- (murk-display-string
- nil
- (propertize murk-error-prefix 'face 'murk-error)
- (apply #'concat messages)))
-
-(defun murk-highlight-current-context ()
- (with-current-buffer "*murk*"
- (maphash
- (lambda (this-context facelist)
- (if (equal this-context (murk-current-context))
- (setcar facelist 'murk-text)
- (setcar facelist 'murk-faded)))
- murk-context-facelists))
- (force-window-update "*murk*"))
-
-(defun murk-zoom-in (context)
- (with-current-buffer "*murk*"
- (maphash
- (lambda (this-context _)
- (when this-context
- (let ((this-context-atom
- (intern (murk-context->string this-context))))
- (if (equal this-context context)
- (remove-from-invisibility-spec this-context-atom)
- (add-to-invisibility-spec this-context-atom)))))
- murk-context-facelists)
- (force-window-update "*murk*"))
- (murk-scroll-windows-to-last-line))
-
-(defun murk-zoom-out ()
- (with-current-buffer "*murk*"
- (maphash
- (lambda (this-context _)
- (let ((this-context-atom
- (if this-context
- (intern (murk-context->string this-context))
- nil)))
- (remove-from-invisibility-spec this-context-atom)))
- murk-context-facelists)
- (force-window-update "*murk*"))
- (murk-scroll-windows-to-last-line))
-
-(defun murk--start-of-final-line ()
- (with-current-buffer "*murk*"
- (save-excursion
- (goto-char (point-max))
- (line-beginning-position))))
-
-(defun murk-scroll-windows-to-last-line ()
- (with-current-buffer "*murk*"
- (dolist (window (get-buffer-window-list))
- (if (>= (window-point window) (murk--start-of-final-line))
- (with-selected-window window
- (recenter -1))))))
-
-(defconst murk-url-regex
- (rx (:
- (group (+ alpha))
- "://"
- (group (or (+ (any alnum "." "-"))
- (+ (any alnum ":"))))
- (opt (group (: ":" (+ digit))))
- (opt (group (: "/"
- (opt
- (* (any alnum "-/.,#:%=&_?~@+"))
- (any alnum "-/#:%=&_~@+")))))))
- "Imperfect regex used to find URLs in plain text.")
-
-(defun murk-click-url (button)
- (browse-url (button-get button 'url)))
-
-(defun murk-buttonify-urls (&rest strings)
- "Turn substrings which look like urls in STRING into clickable buttons."
- (with-temp-buffer
- (apply #'insert strings)
- (goto-char (point-min))
- (while (re-search-forward murk-url-regex nil t)
- (let ((url (match-string 0)))
- (make-text-button (match-beginning 0)
- (match-end 0)
- 'action #'murk-click-url
- 'url url
- 'follow-link t
- 'face 'button
- 'help-echo "Open URL in browser.")))
- (buffer-string)))
-
-(defun murk-add-formatting (string)
- (with-temp-buffer
- (insert string)
- (goto-char (point-min))
- (let ((bold nil)
- (italics nil)
- (underline nil)
- (strikethrough nil)
- (prev-point (point)))
- (while (re-search-forward (rx (or (any "\x02\x1D\x1F\x1E\x0F")
- (: "\x03" (* digit) (opt "," (* digit)))))
- nil t)
- (let ((beg (+ (match-beginning 0) 1)))
- (if bold
- (add-face-text-property prev-point beg '(:weight bold)))
- (if italics
- (add-face-text-property prev-point beg '(:slant italic)))
- (if underline
- (add-face-text-property prev-point beg '(:underline t)))
- (if strikethrough
- (add-face-text-property prev-point beg '(:strike-through t)))
- (pcase (match-string 0)
- ("\x02" (setq bold (not bold)))
- ("\x1D" (setq italics (not italics)))
- ("\x1F" (setq underline (not underline)))
- ("\x1E" (setq strikethrough (not strikethrough)))
- ("\x0F" ; Reset
- (setq bold nil)
- (setq italics nil)
- (setq underline nil)
- (setq strikethrough nil))
- (_))
- (delete-region (match-beginning 0) (match-end 0))
- (setq prev-point (point)))))
- (buffer-string)))
-
-
-;;; Message evaluation
-;;
-
-(defun murk-eval-msg-string (network string)
- (if murk-debug
- (murk-display-string nil nil string))
- (let* ((msg (murk-string->msg string)))
- (murk-process-autoreplies network msg)
- (pcase (murk-msg-cmd msg)
- ("PING"
- (murk-send-msg network
- (murk-msg nil nil "PONG" (murk-msg-params msg))))
-
- ("PONG")
-
- ("001" ; RPL_WELCOME
- (let* ((params (murk-msg-params msg))
- (nick (elt params 0))
- (text (string-join (seq-drop params 1) " ")))
- (murk-set-connection-nick network nick)
- (murk-display-notice (murk-get-context network) text))
- (let* ((row (assoc network murk-networks))
- (channels (if (memq :channels row)
- (cdr (memq :channels row))
- nil)))
- (dolist (channel channels)
- (murk-command-join (list channel)))))
-
- ("353" ; NAMEREPLY
- (let* ((params (murk-msg-params msg))
- (channel (elt params 2))
- (names (split-string (elt params 3)))
- (ctx (murk-get-context network channel)))
- (if ctx
- (murk-add-context-users ctx names)
- (murk-display-notice ctx "Users in " channel
- ": " (string-join names " ")))))
-
- ("366" ; ENDOFNAMES
- (let* ((params (murk-msg-params msg))
- (channel (elt params 1))
- (ctx (murk-get-context network channel)))
- (if ctx
- (murk-display-notice
- ctx
- (murk--as-string (length (murk-get-context-users ctx)))
- " users in " channel)
- (murk-display-notice (murk-get-context network)
- "End of " channel " names list."))))
-
- ("331" ; RPL_NOTOPIC
- (let* ((params (murk-msg-params msg))
- (channel (elt params 1))
- (ctx (murk-get-context network 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 network channel)))
- (murk-display-notice ctx "Topic: " topic)))
-
- ((rx (= 3 (any digit)))
- (murk-display-notice (murk-get-context network)
- (mapconcat 'identity (cdr (murk-msg-params msg)) " ")))
-
- ((and "JOIN"
- (guard (equal (murk-connection-nick network)
- (murk-msg-src msg))))
- (let* ((channel (car (murk-msg-params msg)))
- (context (list network channel)))
- (murk-add-context context)
- (murk-del-all-context-users context)
- (murk-display-notice (murk-current-context)
- "Joining channel " channel " on " network)
- (murk-highlight-current-context)
- (murk-render-prompt)))
-
- ("JOIN"
- (let* ((channel (car (murk-msg-params msg)))
- (nick (murk-msg-src msg))
- (ctx (murk-get-context network channel)))
- (murk-add-context-users ctx (list nick))
- (if murk-show-joins
- (murk-display-notice ctx nick " joined channel " channel
- " on " network))))
-
- ((and "PART"
- (guard (equal (murk-connection-nick network)
- (murk-msg-src msg))))
- (let* ((channel (car (murk-msg-params msg)))
- (context (list network channel)))
- (murk-display-notice context "Left channel " channel)
- (murk-remove-context context)
- (murk-del-all-context-users context)
- (murk-highlight-current-context)
- (murk-render-prompt)))
-
- ("PART"
- (let* ((channel (car (murk-msg-params msg)))
- (nick (murk-msg-src msg))
- (ctx (murk-get-context network channel)))
- (murk-del-context-user ctx nick)
- (if murk-show-joins
- (murk-display-notice ctx nick " left channel " channel
- " on " network))))
-
- ((and "NICK"
- (guard (equal (murk-connection-nick network)
- (murk-msg-src msg))))
- (let ((new-nick (car (murk-msg-params msg)))
- (old-nick (murk-connection-nick network)))
- (murk-set-connection-nick network new-nick)
- (murk-rename-network-user network old-nick new-nick)
- (murk-display-notice (murk-get-context network)
- "Nick set to " new-nick " on " network)))
-
- ("NICK"
- (let ((old-nick (murk-msg-src msg))
- (new-nick (car (murk-msg-params msg))))
- (murk-display-notice (murk-get-context network)
- old-nick " is now known as " new-nick
- " on " network)
- (murk-rename-network-user network 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 network channel)
- nick " set the topic: " topic)))
-
- ("QUIT"
- (let ((nick (murk-msg-src msg))
- (reason (mapconcat 'identity (murk-msg-params msg) " ")))
- (murk-del-network-user network nick)
- (if murk-show-joins
- (murk-display-notice (murk-get-context network)
- nick " on " network " has quit: " reason))))
-
- ("NOTICE"
- (let ((nick (murk-msg-src msg))
- (channel (car (murk-msg-params msg)))
- (text (cadr (murk-msg-params msg))))
- (pcase text
- ((rx (: "\01VERSION "
- (let version (* (not "\01")))
- "\01"))
- (murk-display-notice (murk-get-context network)
- "CTCP version reply from " nick ": " version))
- (_
- (murk-display-notice (murk-get-context network channel) text)))))
-
- ("PRIVMSG"
- (let* ((from (murk-msg-src msg))
- (params (murk-msg-params msg))
- (to (car params))
- (text (cadr params)))
- (pcase text
- ("\01VERSION\01"
- (let ((version-string (concat murk-version " - running on GNU Emacs " emacs-version)))
- (murk-send-msg network
- (murk-msg nil nil "NOTICE"
- (list from (concat "\01VERSION "
- version-string
- "\01")))))
- (murk-display-notice (murk-get-context network)
- "CTCP version request received from "
- from " on " network))
-
- ((rx (let ping (: "\01PING " (* (not "\01")) "\01")))
- (murk-send-msg network (murk-msg nil nil "NOTICE" (list from ping)))
- (murk-display-notice (murk-get-context network)
- "CTCP ping received from " from " on " network))
-
- ("\01USERINFO\01"
- (murk-display-notice (murk-get-context network)
- "CTCP userinfo request from " from
- " on " network " (no response sent)"))
-
- ("\01CLIENTINFO\01"
- (murk-display-notice (murk-get-context network)
- "CTCP clientinfo request from " from
- " on " network " (no response sent)"))
-
- ((rx (: "\01ACTION " (let action-text (* (not "\01"))) "\01"))
- (murk-display-action network from to action-text))
-
- (_
- (murk-display-message network from to text)))))
-
- (_
- (murk-display-notice (murk-get-context network)
- (murk-msg->string msg))))))
-
-
-;;; User-defined responses
-;;
-
-(defun murk--lists-equal (l1 l2)
- (if (and l1 l2)
- (if (or (not (and (car l1) (car l2)))
- (string-match (car l1) (car l2)))
- (murk--lists-equal (cdr l1) (cdr l2))
- nil)
- t))
-
-(defun murk-process-autoreply (network msg autoreply)
- (let ((matcher (car autoreply))
- (reply (cadr autoreply)))
- (let ((target-network (car matcher)))
- (when (and (or (not target-network)
- (and (equal network target-network)))
- (murk--lists-equal (cdr matcher)
- (append (list (murk-msg-src msg)
- (murk-msg-cmd msg))
- (murk-msg-params msg))))
- (murk-send-msg network
- (murk-msg nil nil (car reply) (cdr reply)))))))
-
-(defun murk-process-autoreplies (network msg)
- (mapc
- (lambda (autoreply)
- (murk-process-autoreply network msg autoreply))
- murk-autoreply-table))
-
-
-;;; Commands
-;;
-
-(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-channel-completions)
- ("SWITCHCONTEXT" "Switch current context" murk-command-switch-context 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 channel." murk-command-users)
- ("MSG" "Send private message to user." murk-command-msg murk-nick-completions)
- ("ME" "Display action." murk-command-me)
- ("VERSION" "Request version of another user's client via CTCP." murk-command-version murk-nick-completions)
- ("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.")
-
-(defun murk-boolean-completions ()
- '("on" "off"))
-
-(defun murk-network-completions ()
- (mapcar (lambda (row) (car row)) murk-networks))
-
-(defun murk-help-completions ()
- (mapcar (lambda (row) (car row)) murk-command-table))
-
-(defun murk-channel-completions ()
- (mapcar (lambda (ctx)
- (murk-context->string ctx))
- (seq-filter (lambda (ctx)
- (not (murk-network-context-p ctx)))
- murk-contexts)))
-
-(defun murk-context-completions ()
- (mapcar (lambda (ctx) (murk-context->string ctx)) murk-contexts))
-
-(defun murk-command-help (params)
- (if params
- (let* ((cmd-str (upcase (car params)))
- (row (assoc cmd-str murk-command-table #'equal)))
- (if row
- (progn
- (murk-display-notice nil "Help for \x02" cmd-str "\x02:")
- (murk-display-notice nil " " (elt row 1)))
- (murk-display-notice nil "No such (client-interpreted) command.")))
- (murk-display-notice nil "Client-interpreted commands:")
- (dolist (row murk-command-table)
- (murk-display-notice nil " \x02" (elt row 0) "\x02: " (elt row 1)))
- (murk-display-notice nil "Use /HELP COMMAND to display information about a specific command.")))
-
-(defun murk-command-debug (params)
- (setq murk-debug
- (if params
- (if (equal (upcase (car params)) "ON")
- t
- nil)
- (not murk-debug)))
- (murk-display-notice nil "Debug mode now " (if murk-debug "on" "off") "."))
-
-(defun murk-command-header (params)
- (if
- (if params
- (equal (upcase (car params)) "ON")
- (not header-line-format))
- (progn
- (murk-setup-header)
- (murk-display-notice nil "Header enabled."))
- (setq-local header-line-format nil)
- (murk-display-notice nil "Header disabled.")))
-
-(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
- (let ((network (car params)))
- (murk-display-notice nil "Attempting to connect to " network "...")
- (murk-connect network))
- (murk-display-notice nil "Usage: /connect <network>")))
-
-(defun murk-command-networks (_params)
- (murk-display-notice nil "Currently-known networks:")
- (dolist (row murk-networks)
- (seq-let (network network port &rest _others) row
- (murk-display-notice nil "\t" network
- " [" network
- " " (number-to-string port) "]")))
- (murk-display-notice nil "(Modify the `murk-networks' variable to add more.)"))
-
-(defun murk-command-quit (params)
- (let ((ctx (murk-current-context)))
- (if (not ctx)
- (murk-display-error "No current network")
- (let ((quit-msg (if params (string-join params " ") murk-default-quit-msg)))
- (murk-send-msg
- (murk-context-network ctx)
- (murk-msg nil nil "QUIT" quit-msg))))))
-
-(defun murk-command-join (params)
- (if params
- (let ((network (murk-context-network (murk-current-context))))
- (dolist (channel params)
- (murk-send-msg network (murk-msg nil nil "JOIN" channel))))
- (murk-display-notice nil "Usage: /join channel [channel2 ...]")))
-
-(defun murk-command-part (params)
- (let ((ctx (cond
- ((not params) (murk-current-context))
- ((seq-contains (car params) "@") (murk-string->context (car params)))
- (t (list (murk-context-network (murk-current-context)) (car params))))))
- (let ((network (murk-context-network ctx))
- (channel (murk-context-channel ctx)))
- (if channel
- (murk-send-msg network (murk-msg nil nil "PART" channel))
- (murk-display-error "Specify which channel to leave")))))
-
-(defun murk-command-switch-context (params)
- (if (not params)
- (murk-display-notice nil "Usage: /switchcontext #channel@network")
- (let ((ctx (murk-string->context (car params))))
- (murk-switch-to-context ctx)
- (murk-highlight-current-context)
- (murk-render-prompt)
- (if murk-zoomed
- (murk-zoom-in (murk-current-context))))))
-
-(defun murk-command-nick (params)
- (if params
- (let ((new-nick (string-join params " "))
- (ctx (murk-current-context)))
- (if ctx
- (murk-send-msg (murk-context-network 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 ((network (murk-context-network ctx)))
- (if (equal (upcase (car params)) "-YES")
- (murk-send-msg network (murk-msg nil nil "LIST"))
- (murk-send-msg network (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-network-context-p ctx)))
- (let ((network (murk-context-network ctx))
- (channel (murk-context-channel ctx)))
- (if params
- (murk-send-msg network
- (murk-msg nil nil "TOPIC" channel
- (string-join params " ")))
- (murk-send-msg network
- (murk-msg nil nil "TOPIC" channel))))
- (murk-display-notice nil "No current channel."))))
-
-(defun murk-command-msg (params)
- (let ((network (murk-context-network (murk-current-context))))
- (if (and params (>= (length params) 2))
- (let ((to (car params))
- (text (string-join (cdr params) " ")))
- (murk-send-msg network (murk-msg nil nil "PRIVMSG" to text))
- (murk-display-message network
- (murk-connection-nick network)
- to text))
- (murk-display-notice nil "Usage: /msg <nick> <message>"))))
-
-(defun murk-command-me (params)
- (let* ((ctx (murk-current-context))
- (network (murk-context-network ctx)))
- (if (and ctx (not (murk-network-context-p ctx)))
- (if params
- (let* ((channel (murk-context-channel ctx))
- (my-nick (murk-connection-nick network))
- (action (string-join params " "))
- (ctcp-text (concat "\01ACTION " action "\01")))
- (murk-send-msg network
- (murk-msg nil nil "PRIVMSG"
- (list channel ctcp-text)))
- (murk-display-action network my-nick channel action))
- (murk-display-notice nil "Usage: /me <action>"))
- (murk-display-notice nil "No current channel."))))
-
-(defun murk-command-version (params)
- (let ((ctx (murk-current-context)))
- (if ctx
- (if params
- (let ((network (murk-context-network ctx))
- (nick (car params)))
- (murk-send-msg network
- (murk-msg nil nil "PRIVMSG"
- (list nick "\01VERSION\01")))
- (murk-display-notice ctx "CTCP version request sent to "
- nick " on " network))
- (murk-display-notice ctx "Usage: /version <nick>"))
- (murk-display-notice nil "No current channel."))))
-
-(defun murk-command-users (_params)
- (let ((ctx (murk-current-context)))
- (if (and ctx (not (murk-network-context-p ctx)))
- (let ((channel (murk-context-channel ctx))
- (network (murk-context-network ctx))
- (users (murk-get-context-users ctx)))
- (murk-display-notice ctx "Users in " channel " on " network ":")
- (murk-display-notice ctx (string-join users " ")))
- (murk-display-notice nil "No current channel."))))
-
-
-;;; Command entering
-;;
-
-(defun murk-enter-string (string)
- (if (string-prefix-p "/" string)
- (pcase string
- ((rx (: "/" (let cmd-str (+ (not whitespace)))
- (opt (+ whitespace)
- (let params-str (+ anychar))
- string-end)))
- (let ((command-row (assoc (upcase cmd-str) murk-command-table #'equal))
- (params (if params-str
- (split-string params-str nil t)
- nil)))
- (if (and command-row (elt command-row 2))
- (funcall (elt command-row 2) params)
- (murk-send-msg
- (murk-context-network (murk-current-context))
- (murk-msg nil nil (upcase cmd-str) params)))))
- (_
- (murk-display-error "Badly formed command")))
- (unless (string-empty-p string)
- (let ((ctx (murk-current-context)))
- (if ctx
- (if (not (murk-network-context-p ctx))
- (let ((network (murk-context-network ctx))
- (channel (murk-context-channel ctx)))
- (murk-send-msg network
- (murk-msg nil nil "PRIVMSG" channel string))
- (murk-display-message network
- (murk-connection-nick network)
- channel string))
- (murk-display-error "No current channel"))
- (murk-display-error "No current context"))))))
-
-
-;;; Command history
-;;
-
-(defvar murk-history nil
- "Commands and messages sent in current session.")
-
-(defvar murk-history-index nil)
-
-(defun murk-history-cycle (delta)
- (when murk-history
- (with-current-buffer "*murk*"
- (if murk-history-index
- (setq murk-history-index
- (max 0
- (min (- (length murk-history) 1)
- (+ delta murk-history-index))))
- (setq murk-history-index 0))
- (delete-region murk-input-marker (point-max))
- (insert (elt murk-history murk-history-index)))))
-
-
-;;; Interactive commands
-;;
-
-(defun murk-enter ()
- "Enter current contents of line after prompt."
- (interactive)
- (with-current-buffer "*murk*"
- (let ((line (buffer-substring murk-input-marker (point-max))))
- (push line murk-history)
- (setq murk-history-index nil)
- (let ((inhibit-read-only t))
- (delete-region murk-input-marker (point-max)))
- (murk-enter-string line))))
-
-(defun murk-history-next ()
- (interactive)
- (murk-history-cycle -1))
-
-(defun murk-history-prev ()
- (interactive)
- (murk-history-cycle +1))
-
-(defun murk-cycle-contexts-forward ()
- (interactive)
- (murk-cycle-contexts)
- (murk-highlight-current-context)
- (murk-render-prompt)
- (if murk-zoomed
- (murk-zoom-in (murk-current-context))))
-
-(defun murk-cycle-contexts-reverse ()
- (interactive)
- (murk-cycle-contexts t)
- (murk-highlight-current-context)
- (murk-render-prompt)
- (if murk-zoomed
- (murk-zoom-in (murk-current-context))))
-
-(defvar murk-zoomed nil
- "Keeps track of zoom status.")
-
-(defun murk-toggle-zoom ()
- (interactive)
- (if murk-zoomed
- (murk-zoom-out)
- (murk-zoom-in (murk-current-context)))
- (setq murk-zoomed (not murk-zoomed)))
-
-
-(defun murk-complete-input ()
- (interactive)
- (let ((completion-ignore-case t))
- (when (>= (point) murk-input-marker)
- (pcase (buffer-substring murk-input-marker (point))
- ((rx (: "/" (let cmd-str (+ (not whitespace))) (+ " ") (* (not whitespace)) string-end))
- (let ((space-idx (save-excursion
- (re-search-backward " " murk-input-marker t)))
- (table-row (assoc (upcase cmd-str) murk-command-table #'equal)))
- (if (and table-row (elt table-row 3))
- (let* ((completions-nospace (funcall (elt table-row 3)))
- (completions (mapcar (lambda (el) (concat el " ")) completions-nospace)))
- (completion-in-region (+ 1 space-idx) (point) completions)))))
- ((rx (: "/" (* (not whitespace)) string-end))
- (message (buffer-substring murk-input-marker (point)))
- (completion-in-region murk-input-marker (point)
- (mapcar (lambda (row) (concat "/" (car row) " "))
- murk-command-table)))
- (_
- (let* ((end (max murk-input-marker (point)))
- (space-idx (save-excursion
- (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)))
- (users-no@ (mapcar
- (lambda (u) (car (split-string u "@" t)))
- users)))
- (completion-in-region start end users-no@)))))))))
-
-;;; Mode
-;;
-
-(defvar murk-mode-map
- (let ((map (make-sparse-keymap)))
- (define-key map (kbd "RET") 'murk-enter)
- (define-key map (kbd "TAB") 'murk-complete-input)
- (define-key map (kbd "C-c C-z") 'murk-toggle-zoom)
- (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
- (kbd "TAB") 'murk-complete-input))
- map))
-
-(define-derived-mode murk-mode text-mode "murk"
- "Major mode for murk.")
-
-(when (fboundp 'evil-set-initial-state)
- (evil-set-initial-state 'murk-mode 'insert))
-
-;;; Main start procedure
-;;
-
-;;;###autoload
-(defun murk ()
- "Start murk or just switch to the murk buffer if one already exists."
- (interactive)
- (if (get-buffer "*murk*")
- (switch-to-buffer "*murk*")
- (switch-to-buffer "*murk*")
- (murk-mode)
- (murk-setup-buffer))
- "Started murk.")
-
-;;; murk.el ends here
The Lambda Lab / projects / lurk.git / commitdiff