;;; eww.el --- Emacs Web Wowser -*- lexical-binding:t -*-
-;; Copyright (C) 2013-2015 Free Software Foundation, Inc.
+;; Copyright (C) 2013-2016 Free Software Foundation, Inc.
;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
;; Keywords: html
(setq url (concat url "/"))))
(setq url (concat eww-search-prefix
(replace-regexp-in-string " " "+" url))))))
- (if (eq major-mode 'eww-mode)
- (when (or (plist-get eww-data :url)
- (plist-get eww-data :dom))
- (eww-save-history))
- (eww-setup-buffer)
- (plist-put eww-data :url url)
- (plist-put eww-data :title "")
- (eww-update-header-line-format)
- (let ((inhibit-read-only t))
- (insert (format "Loading %s..." url))
- (goto-char (point-min))))
+ (pop-to-buffer-same-window
+ (if (eq major-mode 'eww-mode)
+ (current-buffer)
+ (get-buffer-create "*eww*")))
+ (eww-setup-buffer)
+ (plist-put eww-data :url url)
+ (plist-put eww-data :title "")
+ (eww-update-header-line-format)
+ (let ((inhibit-read-only t))
+ (insert (format "Loading %s..." url))
+ (goto-char (point-min)))
(url-retrieve url 'eww-render
(list url nil (current-buffer))))
(let* ((headers (eww-parse-headers))
(content-type
(mail-header-parse-content-type
- (or (cdr (assoc "content-type" headers))
- "text/plain")))
+ (if (zerop (length (cdr (assoc "content-type" headers))))
+ "text/plain"
+ (cdr (assoc "content-type" headers)))))
(charset (intern
(downcase
(or (cdr (assq 'charset (cdr content-type)))
(condition-case nil
(decode-coding-region (point) (point-max) encode)
(coding-system-error nil))
+ (save-excursion
+ ;; Remove CRLF before parsing.
+ (while (re-search-forward "\r$" nil t)
+ (replace-match "" t t)))
(libxml-parse-html-region (point) (point-max))))))
(source (and (null document)
(buffer-substring (point) (point-max)))))
(with-current-buffer buffer
+ (setq bidi-paragraph-direction 'left-to-right)
(plist-put eww-data :source source)
(plist-put eww-data :dom document)
(let ((inhibit-read-only t)
(inhibit-modification-hooks t)
(shr-target-id (url-target (url-generic-parse-url url)))
(shr-external-rendering-functions
- '((title . eww-tag-title)
- (form . eww-tag-form)
- (input . eww-tag-input)
- (textarea . eww-tag-textarea)
- (select . eww-tag-select)
- (link . eww-tag-link)
- (a . eww-tag-a))))
+ (append
+ '((title . eww-tag-title)
+ (form . eww-tag-form)
+ (input . eww-tag-input)
+ (textarea . eww-tag-textarea)
+ (select . eww-tag-select)
+ (link . eww-tag-link)
+ (meta . eww-tag-meta)
+ (a . eww-tag-a)))))
(erase-buffer)
(shr-insert-document document)
(cond
where
(plist-put eww-data (cdr where) href))))
+(defvar eww-redirect-level 1)
+
+(defun eww-tag-meta (dom)
+ (when (and (cl-equalp (dom-attr dom 'http-equiv) "refresh")
+ (< eww-redirect-level 5))
+ (when-let (refresh (dom-attr dom 'content))
+ (when (or (string-match "^\\([0-9]+\\) *;.*url=\"\\([^\"]+\\)\"" refresh)
+ (string-match "^\\([0-9]+\\) *;.*url=\\([^ ]+\\)" refresh))
+ (let ((timeout (match-string 1 refresh))
+ (url (match-string 2 refresh))
+ (eww-redirect-level (1+ eww-redirect-level)))
+ (if (equal timeout "0")
+ (eww (shr-expand-url url))
+ (eww-tag-a
+ (dom-node 'a `((href . ,(shr-expand-url url)))
+ (format "Auto refresh in %s second%s disabled"
+ timeout
+ (if (equal timeout "1")
+ ""
+ "s"))))))))))
+
(defun eww-tag-link (dom)
(eww-handle-link dom)
(shr-generic dom))
(declare-function mailcap-view-mime "mailcap" (type))
(defun eww-display-pdf ()
(let ((data (buffer-substring (point) (point-max))))
- (switch-to-buffer (get-buffer-create "*eww pdf*"))
+ (pop-to-buffer-same-window (get-buffer-create "*eww pdf*"))
(let ((coding-system-for-write 'raw-text)
(inhibit-read-only t))
(erase-buffer)
(goto-char (point-min)))
(defun eww-setup-buffer ()
- (switch-to-buffer (get-buffer-create "*eww*"))
+ (when (or (plist-get eww-data :url)
+ (plist-get eww-data :dom))
+ (eww-save-history))
(let ((inhibit-read-only t))
(remove-overlays)
(erase-buffer))
+ (setq bidi-paragraph-direction 'left-to-right)
(unless (eq major-mode 'eww-mode)
(eww-mode)))
(html-mode))))
(view-buffer buf)))
+(defun eww-toggle-paragraph-direction ()
+ "Cycle the paragraph direction between left-to-right, right-to-left and auto."
+ (interactive)
+ (setq bidi-paragraph-direction
+ (cond ((eq bidi-paragraph-direction 'left-to-right)
+ nil)
+ ((eq bidi-paragraph-direction 'right-to-left)
+ 'left-to-right)
+ (t
+ 'right-to-left)))
+ (message "The paragraph direction is now %s"
+ (if (null bidi-paragraph-direction)
+ "automatic"
+ bidi-paragraph-direction)))
+
(defun eww-readable ()
"View the main \"readable\" parts of the current web page.
This command uses heuristics to find the parts of the web page that
(condition-case nil
(decode-coding-region (point-min) (point-max) 'utf-8)
(coding-system-error nil))
- (libxml-parse-html-region (point-min) (point-max)))))
+ (libxml-parse-html-region (point-min) (point-max))))
+ (base (plist-get eww-data :url)))
(eww-score-readability dom)
(eww-save-history)
(eww-display-html nil nil
- (eww-highest-readability dom)
+ (list 'base (list (cons 'href base))
+ (eww-highest-readability dom))
nil (current-buffer))
(dolist (elem '(:source :url :title :next :previous :up))
(plist-put eww-data elem (plist-get old-data elem)))
(define-key map "E" 'eww-set-character-encoding)
(define-key map "S" 'eww-list-buffers)
(define-key map "F" 'eww-toggle-fonts)
+ (define-key map "D" 'eww-toggle-paragraph-direction)
(define-key map "b" 'eww-add-bookmark)
(define-key map "B" 'eww-list-bookmarks)
["Add bookmark" eww-add-bookmark t]
["List bookmarks" eww-list-bookmarks t]
["List cookies" url-cookie-list t]
- ["Character Encoding" eww-set-character-encoding]))
+ ["Character Encoding" eww-set-character-encoding]
+ ["Toggle Paragraph Direction" eww-toggle-paragraph-direction]))
map))
(defvar eww-tool-bar-map
;;;###autoload
(defun eww-browse-url (url &optional new-window)
- (cond (new-window
- (switch-to-buffer (generate-new-buffer "*eww*"))
- (eww-mode)))
+ (when new-window
+ (pop-to-buffer-same-window (generate-new-buffer "*eww*"))
+ (eww-mode))
(eww url))
(defun eww-back-url ()
(let ((eww-form (list (cons :method (dom-attr dom 'method))
(cons :action (dom-attr dom 'action))))
(start (point)))
+ (insert "\n")
(shr-ensure-paragraph)
(shr-generic dom)
(unless (bolp)
(1- end)))))
(let* ((form (get-text-property pos 'eww-form))
(properties (text-properties-at pos))
+ (buffer-undo-list t)
(inhibit-read-only t)
(length (- end beg replace-length))
(type (plist-get form :type)))
(1- (line-end-position))
(eww-end-of-field)))
(while (and (> length 0)
- (eql (following-char) ? ))
+ (eql (char-after (1- (point))) ? ))
(delete-region (1- (point)) (point))
(cl-decf length))))
((< length 0)
;; Add padding.
(save-excursion
- (goto-char (1- end))
+ (goto-char end)
(goto-char
(if (equal type "textarea")
(1- (line-end-position))
(1+ (eww-end-of-field))))
(let ((start (point)))
- (insert (make-string (abs length) ? ))
+ (insert (make-string (abs length) ? ))
(set-text-properties start (point) properties))
(goto-char (1- end)))))
(set-text-properties (plist-get form :start) (plist-get form :end)
(when (equal type "password")
;; Display passwords as asterisks.
(let ((start (eww-beginning-of-field)))
- (put-text-property start (+ start (length value))
- 'display (make-string (length value) ?*)))))))))
+ (put-text-property
+ start (+ start (length value))
+ 'display (make-string (length value) ?*)))))))))
(defun eww-tag-textarea (dom)
(let ((start (point))
(nconc eww-form (list
(list 'hidden
:name name
- :value (dom-attr dom 'value)))))))
+ :value (or (dom-attr dom 'value) "")))))))
(t
(eww-form-text dom)))
(unless (= start (point))
- (put-text-property start (1+ start) 'help-echo "Input field"))))
+ (put-text-property start (1+ start) 'help-echo "Input field")
+ ;; Mark this as an element we can TAB to.
+ (put-text-property start (1+ start) 'shr-url dom))))
(defun eww-tag-select (dom)
(shr-ensure-paragraph)
(eww-update-field display))))
(defun eww-update-field (string &optional offset)
- (if (not offset) (setq offset 0))
+ (unless offset
+ (setq offset 0))
(let ((properties (text-properties-at (point)))
(start (+ (eww-beginning-of-field) offset))
(current-end (1+ (eww-end-of-field)))
- (new-end (1+ (+ (eww-beginning-of-field) (length string)))))
+ (new-end (+ (eww-beginning-of-field) (length string)))
+ (inhibit-read-only t))
(delete-region start current-end)
(forward-char offset)
(insert string
(make-string (- (- (+ new-end offset) start) (length string)) ? ))
- (if (= 0 offset) (set-text-properties start new-end properties))
+ (when (= 0 offset)
+ (set-text-properties start new-end properties))
start))
(defun eww-toggle-checkbox ()
(car (detect-coding-string binary))))))
(encodes (find-coding-systems-string decoded)))
(if (or (equal encodes '(undecided))
- (memq (or file-name-coding-system
- default-file-name-coding-system)
+ (memq (coding-system-base (or file-name-coding-system
+ default-file-name-coding-system))
encodes))
decoded
;; If we can't encode the decoded file name (due to language
string)))
(defun eww-make-unique-file-name (file directory)
- (cond
- ((zerop (length file))
- (setq file "!"))
- ((string-match "\\`[.]" file)
- (setq file (concat "!" file))))
- (let ((count 1))
- (while (file-exists-p (expand-file-name file directory))
- (setq file
- (if (string-match "\\`\\(.*\\)\\([.][^.]+\\)" file)
- (format "%s(%d)%s" (match-string 1 file)
- count (match-string 2 file))
- (format "%s(%d)" file count)))
- (setq count (1+ count)))
- (expand-file-name file directory)))
+ (cond
+ ((zerop (length file))
+ (setq file "!"))
+ ((string-match "\\`[.]" file)
+ (setq file (concat "!" file))))
+ (let ((count 1)
+ (stem file)
+ (suffix ""))
+ (when (string-match "\\`\\(.*\\)\\([.][^.]+\\)" file)
+ (setq stem (match-string 1 file)
+ suffix (match-string 2)))
+ (while (file-exists-p (expand-file-name file directory))
+ (setq file (format "%s(%d)%s" stem count suffix))
+ (setq count (1+ count)))
+ (expand-file-name file directory)))
(defun eww-set-character-encoding (charset)
"Set character encoding to CHARSET.
(defun eww-toggle-fonts ()
"Toggle whether to use monospaced or font-enabled layouts."
(interactive)
- (message "Fonts are now %s"
- (if (setq shr-use-fonts (not shr-use-fonts))
- "on"
- "off"))
- (eww-reload))
+ (setq shr-use-fonts (not shr-use-fonts))
+ (eww-reload)
+ (message "Proportional fonts are now %s"
+ (if shr-use-fonts "on" "off")))
;;; Bookmarks code
(defun eww-list-bookmarks ()
"Display the bookmarks."
(interactive)
- (eww-bookmark-prepare)
- (pop-to-buffer "*eww bookmarks*"))
+ (pop-to-buffer "*eww bookmarks*")
+ (eww-bookmark-prepare))
(defun eww-bookmark-prepare ()
(eww-read-bookmarks)
(let ((buffer eww-current-buffer))
(quit-window)
(when buffer
- (switch-to-buffer buffer)))
+ (pop-to-buffer-same-window buffer)))
(eww-restore-history history)))
(defvar eww-history-mode-map
(unless buffer
(error "No buffer on current line"))
(quit-window)
- (switch-to-buffer buffer)))
+ (pop-to-buffer-same-window buffer)))
(defun eww-buffer-show ()
"Display buffer under point in eww buffer list."
(unless buffer
(error "No buffer on current line"))
(other-window -1)
- (switch-to-buffer buffer)
+ (pop-to-buffer-same-window buffer)
(other-window 1)))
(defun eww-buffer-show-next ()