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;; -*- lexical-binding: t -*-
;;; browse-url and afio
(defun jao-w3m-find-url (url)
(let* ((url (w3m-canonicalize-url url))
(fn `(lambda (b)
(with-current-buffer b
(string= ,url (w3m-canonicalize-url w3m-current-url))))))
(when-let (b (seq-find fn (w3m-list-buffers)))
(pop-to-buffer b))))
(defun jao-w3m-browse-url (url &rest r)
(jao-afio-goto-www)
(select-window (frame-first-window))
(unless (jao-w3m-find-url url)
(w3m-goto-url-new-session url)))
(defun jao-w3m-download (arg)
(interactive "P")
(jao-download (w3m-anchor) arg))
(setq jao-afio-use-w3m t)
(setq jao-browse-url-function 'jao-w3m-browse-url)
;;; multipart html renderer
(defun jao-w3m-html-renderer (handle)
(let ((w3m-message-silent t)
(w3m-fill-column 120)
(mm-w3m-safe-url-regexp nil)
(mm-inline-text-html-with-w3m-keymap t))
(condition-case e
(mm-inline-text-html-render-with-w3m handle)
(error (message "Error rendering page with w3m: %s" e)
(delete-region (point) (point-max))
(let ((shr-use-fonts nil))
(mm-shr handle))))))
(setq mm-text-html-renderer 'jao-w3m-html-renderer)
;;; notmuch integration
(defvar-local jao-notmuch--showing-images nil)
(defun jao-notmuch--setup-w3m-images (&optional activate)
(setq-local w3m-ignored-image-url-regexp
(unless jao-notmuch--showing-images
notmuch-show-text/html-blocked-images))
(when activate
(setq-local scroll-margin 0)
(w3m-toggle-inline-images (if jao-notmuch--showing-images t 'turnoff))))
(defun jao-notmuch--w3m-toggle-images ()
(save-window-excursion
(when (or (derived-mode-p 'notmuch-show-mode)
(jao-notmuch-goto-message-buffer nil t))
(goto-char (point-min))
(when (re-search-forward "^\\[ text/html " nil t)
(when (looking-at-p "(hidden)")
(notmuch-show-toggle-part-invisibility))
(forward-line 1)
(setq jao-notmuch--showing-images (not jao-notmuch--showing-images))
(jao-notmuch--setup-w3m-images t)))))
(add-hook 'notmuch-show-mode-hook #'jao-notmuch--setup-w3m-images)
;;; org integration
(defun jao-w3m-get-link ()
(let ((wb (w3m-alive-p)))
(when wb
(let ((url (with-current-buffer wb w3m-current-url))
(title (w3m-buffer-title wb)))
(cons url title)))))
(defun jao-insert-w3m-link ()
(interactive)
(let ((link (jao-w3m-get-link)))
(when link (insert "[[" (car link) "][" (cdr link) "]]"))))
(with-eval-after-load "org"
(require 'ol-w3m nil t)
(define-key org-mode-map "\C-cW" 'jao-insert-w3m-link))
;;; capture page
(defun jao-w3m-capture-page ()
(interactive)
(let* ((title (w3m-current-title))
(url w3m-current-url)
(html (y-or-n-p "Save as HTML (y) or PS (n)? "))
(basename (concat (read-string "File name: ")
(if html ".html" ".ps")))
(name (expand-file-name basename jao-sink-dir)))
(if html
(progn
(w3m-view-source)
(write-region (point-min) (point-max) name nil nil nil t)
(w3m-view-source))
(progn
(split-window-horizontally 85)
(w3m-redisplay-this-page)
(ps-print-buffer name)
(delete-other-windows)
(w3m-redisplay-this-page)))
(kill-new (format "[[doc:%s][%s]] ([[%s][original]])"
basename title url))))
;;; consult narrowing
(with-eval-after-load "w3m-util"
(with-eval-after-load "consult"
(defvar jao-consult-w3m-buffer-history nil)
(defun jao-www--item (b)
(with-current-buffer b
(propertize (or w3m-current-title (buffer-name))
'buffer b
'url (or w3m-current-url (buffer-name)))))
(defvar jao-consult-w3m-source
(list :name "www buffer"
:category 'www-buffer
:hidden t
:narrow (cons ?w "www")
:annotate (lambda (b) (when b (get-text-property 0 'url b)))
:history 'jao-consult-w3m-buffer-history
:items (lambda ()
(seq-map #'jao-www--item
(seq-filter #'jao-www--buffer-p (buffer-list))))
:action (lambda (b)
(jao-afio-goto-www)
(switch-to-buffer (get-text-property 0 'buffer b)))))
(jao-consult-add-buffer-source 'jao-consult-w3m-source)))
;;; package
(use-package w3m
:ensure t
:demand t
:custom ((w3m-key-binding 'info)
(w3m-display-mode 'dual-pane))
:init
(setq w3m-add-user-agent nil
w3m-confirm-leaving-secure-page nil
w3m-cookie-accept-bad-cookies t
w3m-cookie-accept-domains '(".github.com"
".librarything.com"
".goodreads.com"
".sr.ht"
".gnu.org"
".codeberg.org"
"codeberg.org"
".bookshop.org"
".reddit.com")
w3m-cookie-reject-domains '(".")
w3m-default-display-inline-images nil
w3m-default-save-directory "~/doc/sink"
w3m-do-cleanup-temp-files nil
w3m-external-view-temp-directory "/tmp"
w3m-fill-column 110
w3m-goto-article-function 'jao-w3m-browse-url
w3m-form-input-textarea-buffer-lines 40
w3m-history-minimize-in-new-session t
w3m-history-reuse-history-elements nil
w3m-init-file nil
w3m-image-no-idle-timer t
w3m-make-new-session t
w3m-profile-directory "~/.w3m"
w3m-redisplay-pages-automatically-p nil
w3m-resize-images t
w3m-safe-url-regexp nil
w3m-search-default-engine "duckduckgo" ; "google-en"
w3m-select-buffer-horizontal-window nil
w3m-select-buffer-window-ratio '(20 . 40)
w3m-session-load-last-sessions t
w3m-session-load-crashed-sessions 'ask
w3m-show-graphic-icons-in-header-line nil
w3m-show-graphic-icons-in-mode-line nil
w3m-toggle-inline-images-permanently nil
w3m-use-tab nil
w3m-use-tab-line nil
w3m-use-title-buffer-name t
w3m-use-cookies t
w3m-use-filter nil
w3m-use-favicon nil
w3m-use-header-line nil
w3m-use-refresh nil
w3m-use-symbol t)
:config
:bind (:map w3m-mode-map
(("+" . w3m-zoom-in-image)
("-" . w3m-zoom-out-image)
("C-c C-@" . tracking-next-buffer)
("C-c C-SPC" . tracking-next-buffer)
("C-c C-b" . nil)
("C-l" . nil)
("C-c c" . jao-w3m-capture-page)
("b" . w3m-view-previous-page)
("B" . w3m-view-next-page)
("c" . w3m-print-this-url)
("d" . jao-w3m-download)
("D" . w3m-download)
("f" . w3m-lnum-follow)
("v" . jao-view-video)
("q" . w3m-delete-buffer)
("w" . org-w3m-copy-for-org-mode)
("x" . jao-rss-subscribe)
("y" . w3m-print-current-url))))
;;; textsec
;; the way in which w3m constructs ALT text for links to images confuses
;; makes it suspicious under textsec link check.
(with-eval-after-load "textsec"
(advice-add 'textsec-link-suspicious-p :override #'ignore))
;;; .
(provide 'jao-custom-w3m)
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