X-Git-Url: https://thelambdalab.xyz/gitweb/index.cgi?a=blobdiff_plain;f=lurk.el;h=b22ca8514a860349ae41112939a0c475aadd057d;hb=28b4ff917a9d70cc7cfec9e4773a05d512df158a;hp=e519f46c6893c9e5277ab0a5f92f1eecd4e63311;hpb=196c35ccc896c9c166619ef6baee88dcbb02727d;p=lurk.git diff --git a/lurk.el b/lurk.el index e519f46..b22ca85 100644 --- a/lurk.el +++ b/lurk.el @@ -1,4 +1,4 @@ -;;; lurk.el --- Little Unified iRc Klient -*- lexical-binding:t -*- +;;; lurk.el --- Little Uni-buffer iRc Klient -*- lexical-binding:t -*- ;; Copyright (C) 2021 Tim Vaughan @@ -35,52 +35,48 @@ ;; (defgroup lurk nil - "Little Unified iRc Klient." + "Little Uni-buffer iRc Klient." :group 'network) (defcustom lurk-nick "plugd" "Default nick.") -(defcustom lurk-full-name "plugd" - "Default full name.") -(defcustom lurk-user-name "plugd" - "Default user name.") + +(defcustom lurk-default-quit-msg "Bye" + "Default quit message when none supplied.") (defcustom lurk-networks '(("libera" "irc.libera.chat" 6697) ("freenode" "chat.freenode.net" 6697) + ("tilde" "tilde.chat" 6697) + ("mbr" "mbrserver.com" 6667 :notls) ("local" "localhost" 6697)) "IRC networks.") (defcustom lurk-allow-ipv6 nil "Set to non-nil to allow use of IPv6.") +(defcustom lurk-show-joins nil + "Set to non-nil to be notified of joins, parts and quits.") + ;;; Faces ;; (defface lurk-text - '((t :inherit font-lock-preprocessor-face)) + '((t :inherit default)) "Face used for Lurk text.") -(defface lurk-your-nick - '((t :inherit font-lock-constant-face)) - "Face used for highlighting your nick.") - (defface lurk-prompt - '((t :inherit org-level-2)) + '((t :inherit org-priority)) "Face used for the prompt.") (defface lurk-context - '((t :inherit org-list-dt)) + '((t :inherit org-tag)) "Face used for the context name in the prompt.") (defface lurk-faded - '((t :inherit font-lock-preprocessor-face)) + '((t :inherit org-agenda-dimmed-todo-face)) "Face used for faded Lurk text.") -(defface lurk-bold - '((t :inherit font-lock-function-name-face)) - "Face used for bold Lurk text.") - (defface lurk-error '((t :inherit font-lock-regexp-grouping-construct)) "Face used for Lurk error text.") @@ -90,22 +86,15 @@ (defvar lurk-version "Lurk v0.1") -(defvar lurk-notice-prefix - (concat - (propertize - "-" 'face 'lurk-faded) - (propertize - "!" 'face 'lurk-bold) - (propertize - "-" 'face 'lurk-faded))) - -(defvar lurk-error-prefix - (propertize "!!!" 'face 'lurk-error)) +(defvar lurk-notice-prefix "-!-") +(defvar lurk-error-prefix "!!!") (defvar lurk-prompt-string (propertize "> " 'face 'lurk-prompt)) +(defvar lurk-debug nil + "If non-nil, enable debug mode.") ;;; Network process ;; @@ -122,7 +111,7 @@ (unless (equal "open" (string-trim string)) (lurk-display-error "Disconnected from server.") (clrhash lurk-contexts) - (setq lurk-current-context nil) + (lurk-set-current-context nil) (lurk-render-prompt) (cancel-timer lurk-ping-timer))) @@ -159,14 +148,19 @@ (if (not (assoc network lurk-networks)) (lurk-display-error "Network '" network "' is unknown.") (clrhash lurk-contexts) - (setq lurk-current-context nil) + (lurk-set-current-context nil) (lurk-start-process network) - (lurk-send-msg (lurk-msg nil nil "USER" lurk-user-name 0 "*" lurk-full-name)) + (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) + (if lurk-debug + (lurk-display-string nil (lurk-msg->string msg))) (let ((proc (get-process "lurk"))) (if (and proc (eq (process-status proc) 'open)) (process-send-string proc (concat (lurk-msg->string msg) "\r\n")) @@ -280,6 +274,11 @@ portion of the source component of the message, as LURK doesn't use this.") (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) @@ -304,40 +303,23 @@ portion of the source component of the message, as LURK doesn't use this.") (car context-list))) nil)) +(defun lurk-set-current-context (context) + (setq lurk-current-context context) + (lurk-highlight-context context) + (if lurk-zoomed + (lurk-zoom-in lurk-current-context))) + (defun lurk-cycle-contexts (&optional rev) (if lurk-current-context (progn - (setq lurk-current-context (lurk-get-next-context rev)) + (lurk-set-current-context (lurk-get-next-context rev)) (lurk-render-prompt)) (lurk-display-error "No channels joined."))) -(defun lurk-cycle-contexts-forward () - (interactive) - (lurk-cycle-contexts)) - -(defun lurk-cycle-contexts-reverse () - (interactive) - (lurk-cycle-contexts t)) - ;;; Buffer ;; -(defun lurk-display-string (&rest strings) - (with-current-buffer (get-buffer-create "*lurk*") - (save-excursion - (goto-char lurk-prompt-marker) - (let ((inhibit-read-only t) - (old-pos (marker-position lurk-prompt-marker)) - (adaptive-fill-regexp (rx (= 6 anychar)))) - (insert-before-markers - (propertize (concat (format-time-string "%H:%M") " ") - 'face 'lurk-text - 'read-only t) - (propertize (concat (apply #'concat strings) "\n") - 'read-only t)) - (fill-region old-pos lurk-prompt-marker))))) - (defun lurk-render-prompt () (with-current-buffer "*lurk*" (let ((update-point (= lurk-input-marker (point))) @@ -377,6 +359,7 @@ portion of the source component of the message, as LURK doesn't use this.") (defun lurk-setup-buffer () (with-current-buffer (get-buffer-create "*lurk*") (setq-local scroll-conservatively 1) + (setq-local buffer-invisibility-spec nil) (if (markerp lurk-prompt-marker) (set-marker lurk-prompt-marker (point-max)) (setq lurk-prompt-marker (point-max-marker))) @@ -387,61 +370,157 @@ portion of the source component of the message, as LURK doesn't use this.") (lurk-render-prompt))) -;;; Output formatting +;;; Output formatting and highlighting ;; +;; Partially-implemented 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 lurk-context-facelists (make-hash-table :test 'equal) + "List of seen contexts and associated face lists.") + +(defun lurk-get-context-facelist (context) + (let ((facelist (gethash context lurk-context-facelists))) + (unless facelist + (setq facelist (list 'lurk-text)) + (puthash context facelist lurk-context-facelists)) + facelist)) + +(defun lurk-display-string (context &rest strings) + (with-current-buffer (get-buffer-create "*lurk*") + (save-excursion + (goto-char lurk-prompt-marker) + (let ((inhibit-read-only t) + (old-pos (marker-position lurk-prompt-marker)) + (adaptive-fill-regexp (rx (= 6 anychar))) + (fill-column 80) + (context-atom (if context (intern context) nil))) + (insert-before-markers + (propertize (concat (format-time-string "%H:%M") " ") + 'face (lurk-get-context-facelist context) + 'read-only t + 'context context + 'invisible context-atom) + (propertize (concat (lurk-buttonify-urls (apply #'concat strings)) "\n") + 'face (lurk-get-context-facelist context) + 'read-only t + 'context context + 'invisible context-atom)) + (fill-region old-pos lurk-prompt-marker nil t))))) + (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)))) (lurk-display-string - (propertize - (pcase (lurk-get-context-type to) - ('channel (concat to " <" from "> " text)) - ('nick (concat "[" from " -> " to "] " text)) - (_ - (error "Unsupported context type"))) - 'face 'lurk-text - 'help-echo (concat "Context: " context) - 'context context)))) + context + (pcase (lurk-get-context-type to) + ('channel (concat to " <" from "> ")) + ('nick (concat "[" from " -> " to "] ")) + (_ + (error "Unsupported context type"))) + 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)))) + (lurk-display-string + context + "* " from " " action-text))) + (defun lurk-display-notice (context &rest notices) (lurk-display-string - (propertize - (concat lurk-notice-prefix " " (apply #'concat notices)) - 'help-echo (concat "Context: " (or context "none")) - 'context context))) + context + lurk-notice-prefix " " + (apply #'concat notices))) (defun lurk-display-error (&rest messages) (lurk-display-string - (concat lurk-error-prefix " " - (propertize (apply #'concat messages) - 'face 'lurk-error)))) + nil + lurk-error-prefix " " + (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) + (force-window-update "*lurk*")) + +(defun lurk-zoom-in (context) (with-current-buffer "*lurk*" - (let* ((pos lurk-prompt-marker) - (nextpos (previous-single-property-change pos 'context)) - (inhibit-read-only t)) - (while (> pos nextpos) - (let ((thiscontext (get-text-property nextpos 'context))) - (if thiscontext - (if (equal context thiscontext) - (add-text-properties nextpos pos - '(face (foreground-color . "green"))) - (add-text-properties nextpos pos - '(face (foreground-color . "blue")))) - (add-text-properties nextpos pos - '(face lurk-text))) - thiscontext - (setq pos nextpos) - (setq nextpos (previous-single-property-change pos 'context nil 1))))))) + (maphash + (lambda (this-context _) + (when this-context + (let ((this-context-atom (intern this-context))) + (if (equal this-context context) + (remove-from-invisibility-spec this-context-atom) + (add-to-invisibility-spec this-context-atom))))) + lurk-context-facelists) + (force-window-update "*lurk*"))) + +(defun lurk-zoom-out () + (with-current-buffer "*lurk*" + (maphash + (lambda (this-context _) + (let ((this-context-atom (if this-context (intern this-context) nil))) + (remove-from-invisibility-spec this-context-atom))) + lurk-context-facelists) + (force-window-update "*lurk*"))) + +(defconst lurk-url-regex + (rx (: + (group (+ alpha)) + "://" + (group (or (+ (any alnum "." "-")) + (+ (any alnum ":")))) + (opt (group (: ":" (+ digit)))) + (opt (group (: "/" + (opt + (* (any alnum ",.-~/@|:%#=&_")) + (+ (any alnum "-~/@|:%#=&"))))))))) + +(defun lurk-click-url (button) + (browse-url (button-get button 'url))) + +(defun lurk-buttonify-urls (string) + "Turn substrings which look like urls in STRING into clickable buttons." + (with-temp-buffer + (insert string) + (goto-char (point-min)) + (while (re-search-forward lurk-url-regex nil t) + (let ((url (match-string 0))) + (make-text-button (match-beginning 0) + (match-end 0) + 'action #'lurk-click-url + 'url url + 'follow-link t + 'face 'button + 'help-echo "Open URL in browser."))) + (buffer-string))) + ;;; Message evaluation ;; (defun lurk-eval-msg-string (string) - ;; (lurk-display-string string) + (if lurk-debug + (lurk-display-string nil string)) (let* ((msg (lurk-string->msg string))) (pcase (lurk-msg-cmd msg) ("PING" @@ -452,6 +531,13 @@ portion of the source component of the message, as LURK doesn't use this.") ("PONG") ;; (lurk-display-notice nil "ping-pong (client initiated)")) + ("001" + (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))) + ("353" ; NAMEREPLY (let* ((params (lurk-msg-params msg)) (channel (elt params 2)) @@ -466,6 +552,21 @@ portion of the source component of the message, as LURK doesn't use this.") (lurk--as-string (length (lurk-get-context-users channel))) " users in " channel))) + ("331" + (let* ((params (lurk-msg-params msg)) + (channel (elt params 1))) + (lurk-display-notice + channel + "No topic set."))) + + ("332" + (let* ((params (lurk-msg-params msg)) + (channel (elt params 1)) + (topic (elt params 2))) + (lurk-display-notice channel "Topic: " topic))) + + ("333") ; Avoid displaying these + ((rx (= 3 (any digit))) (lurk-display-notice nil (mapconcat 'identity (cdr (lurk-msg-params msg)) " "))) @@ -473,7 +574,7 @@ portion of the source component of the message, as LURK doesn't use this.") (guard (equal lurk-nick (lurk-msg-src msg)))) (let ((channel (car (lurk-msg-params msg)))) (lurk-add-context channel) - (setq lurk-current-context channel) + (lurk-set-current-context channel) (lurk-display-notice channel "Joining channel " channel) (lurk-render-prompt))) @@ -481,7 +582,8 @@ portion of the source component of the message, as LURK doesn't use this.") (let ((channel (car (lurk-msg-params msg))) (nick (lurk-msg-src msg))) (lurk-add-context-users channel (list nick)) - (lurk-display-notice channel nick " joined channel " channel))) + (if lurk-show-joins + (lurk-display-notice channel nick " joined channel " channel)))) ((and "PART" (guard (equal lurk-nick (lurk-msg-src msg)))) @@ -489,20 +591,22 @@ portion of the source component of the message, as LURK doesn't use this.") (lurk-display-notice channel "Left channel " channel) (lurk-del-context channel) (if (equal channel lurk-current-context) - (setq lurk-current-context (lurk-get-next-context))) + (lurk-set-current-context (lurk-get-next-context))) (lurk-render-prompt))) ("PART" (let ((channel (car (lurk-msg-params msg))) (nick (lurk-msg-src msg))) (lurk-del-context-user channel nick) - (lurk-display-notice channel nick " left channel " channel))) + (if lurk-show-joins + (lurk-display-notice channel nick " left channel " channel)))) ("QUIT" (let ((nick (lurk-msg-src msg)) (reason (mapconcat 'identity (lurk-msg-params msg) " "))) (lurk-del-user nick) - (lurk-display-notice nil nick " quit: " reason))) + (if lurk-show-joins + (lurk-display-notice nil nick " quit: " reason)))) ((and "NICK" (guard (equal lurk-nick (lurk-msg-src msg)))) @@ -512,8 +616,8 @@ portion of the source component of the message, as LURK doesn't use this.") ("NICK" (let ((old-nick (lurk-msg-src msg)) (new-nick (car (lurk-msg-params msg)))) - (lurk-display-notice nil nick " is now known as " new-nick) - (lurk-rename-user nick new-nick))) + (lurk-display-notice nil old-nick " is now known as " new-nick) + (lurk-rename-user old-nick new-nick))) ("NOTICE" (let ((nick (lurk-msg-src msg)) @@ -543,15 +647,18 @@ portion of the source component of the message, as LURK doesn't use this.") ((rx (let ping (: "\01PING " (* (not "\01")) "\01"))) (lurk-send-msg (lurk-msg nil nil "NOTICE" (list from ping))) - (lurk-display-notice "CTCP ping received from " from)) + (lurk-display-notice from "CTCP ping received from " from)) ("\01USERINFO\01" - (lurk-display-notice "CTCP userinfo request from " from " (no response sent)")) + (lurk-display-notice from "CTCP userinfo request from " from " (no response sent)")) + + ((rx (: "\01ACTION " (let action-text (* (not "\01"))) "\01")) + (lurk-display-action from to action-text)) (_ (lurk-display-message from to text))))) (_ - (lurk-display-string (lurk-msg->string msg)))))) + (lurk-display-notice nil (lurk-msg->string msg)))))) ;;; Command entering @@ -560,6 +667,10 @@ portion of the source component of the message, as LURK doesn't use this.") (defun lurk-enter-string (string) (if (string-prefix-p "/" string) (pcase (substring string 1) + ((rx "DEBUG") + (setq lurk-debug (not lurk-debug)) + (lurk-display-notice nil "Debug mode now " (if lurk-debug "on" "off") ".")) + ((rx (: "CONNECT " (let network (* not-newline)))) (lurk-display-notice nil "Attempting to connect to " network "...") (lurk-connect network)) @@ -568,12 +679,12 @@ portion of the source component of the message, as LURK doesn't use this.") (lurk-send-msg (lurk-msg nil nil "TOPIC" lurk-current-context new-topic))) ((rx (: "ME " (let action (* not-newline)))) - (lurk-send-msg (lurk-msg nil nil "PRIVMSG" - (list lurk-current-context - (concat "\01ACTION " action "\01")))) - (lurk-display-action lurk-nick action)) + (let ((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))) - ((rx (: "VERSION" " " (let nick (* (not whitespace))))) + ((rx (: "VERSION" " " (let nick (+ (not whitespace))))) (lurk-send-msg (lurk-msg nil nil "PRIVMSG" (list nick "\01VERSION\01"))) (lurk-display-notice nil "CTCP version request sent to " nick)) @@ -585,6 +696,25 @@ portion of the source component of the message, as LURK doesn't use this.") lurk-current-context))) (lurk-display-error "No current channel to leave."))) + ((rx "QUIT" (opt (: " " (let quit-msg (* not-newline))))) + (lurk-send-msg (lurk-msg nil nil "QUIT" + (or quit-msg lurk-default-quit-msg)))) + + ((rx (: "NICK" (* whitespace) string-end)) + (lurk-display-notice nil "Current nick: " lurk-nick)) + + ((rx (: "NICK" (+ whitespace) (let nick (+ (not whitespace))))) + (if (lurk-connected-p) + (lurk-send-msg (lurk-msg nil nil "NICK" nick)) + (setq lurk-nick nick) + (lurk-display-notice nil "Set default nick to '" nick "'"))) + + ((rx "LIST") + (lurk-display-notice nil "This command can generate lots of output. Use `LIST -yes' if you're sure.")) + + ((rx (: "LIST" (+ whitespace) "-YES")) + (lurk-send-msg (lurk-msg nil nil "LIST"))) + ((rx "MSG " (let to (* (not whitespace))) " " @@ -612,11 +742,42 @@ portion of the source component of the message, as LURK doesn't use this.") "Enter current contents of line after prompt." (interactive) (with-current-buffer "*lurk*" - (lurk-enter-string - (buffer-substring lurk-input-marker (point-max))) - (let ((inhibit-read-only t)) - (delete-region lurk-input-marker (point-max))))) + (let ((line (buffer-substring lurk-input-marker (point-max)))) + (let ((inhibit-read-only t)) + (delete-region lurk-input-marker (point-max))) + (lurk-enter-string line)))) + + +;;; Interactive functions +;; +(defun lurk-cycle-contexts-forward () + (interactive) + (lurk-cycle-contexts)) + +(defun lurk-cycle-contexts-reverse () + (interactive) + (lurk-cycle-contexts t)) + +(defvar lurk-zoomed nil + "Keeps track of zoom status.") + +(defun lurk-toggle-zoom () + (interactive) + (if lurk-zoomed + (lurk-zoom-out) + (lurk-zoom-in lurk-current-context)) + (setq lurk-zoomed (not lurk-zoomed))) + +(defun lurk-complete-nick () + (interactive) + (when (and (>= (point) lurk-input-marker) lurk-current-context) + (let* ((end (max lurk-input-marker (point))) + (space-idx (save-excursion + (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)) + (completion-in-region start end (lurk-get-context-users lurk-current-context)))))) ;;; Mode ;; @@ -624,6 +785,8 @@ portion of the source component of the message, as LURK doesn't use this.") (defvar lurk-mode-map (let ((map (make-sparse-keymap))) (define-key map (kbd "RET") 'lurk-enter) + (define-key map (kbd "") 'lurk-complete-nick) + (define-key map (kbd "C-c C-z") 'lurk-toggle-zoom) (define-key map (kbd "") 'lurk-cycle-contexts-forward) (define-key map (kbd "") 'lurk-cycle-contexts-reverse) map)) @@ -642,11 +805,10 @@ portion of the source component of the message, as LURK doesn't use this.") (interactive) (if (get-buffer "*lurk*") (switch-to-buffer "*lurk*") - (switch-to-buffer "*lurk*")) - (lurk-mode) - (lurk-setup-buffer) + (switch-to-buffer "*lurk*") + (lurk-mode) + (lurk-setup-buffer)) "Started LURK.") - ;;; lurk.el ends here