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266c63b5 AK |
1 | ;;; eww.el --- Emacs Web Wowser |
2 | ||
3 | ;; Copyright (C) 2013 Free Software Foundation, Inc. | |
4 | ||
5 | ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org> | |
6 | ;; Keywords: html | |
7 | ||
8 | ;; This file is part of GNU Emacs. | |
9 | ||
10 | ;; GNU Emacs is free software: you can redistribute it and/or modify | |
11 | ;; it under the terms of the GNU General Public License as published by | |
12 | ;; the Free Software Foundation, either version 3 of the License, or | |
13 | ;; (at your option) any later version. | |
14 | ||
15 | ;; GNU Emacs is distributed in the hope that it will be useful, | |
16 | ;; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
18 | ;; GNU General Public License for more details. | |
19 | ||
20 | ;; You should have received a copy of the GNU General Public License | |
21 | ;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. | |
22 | ||
23 | ;;; Commentary: | |
24 | ||
25 | ;;; Code: | |
26 | ||
27 | (eval-when-compile (require 'cl)) | |
7545bd25 | 28 | (require 'format-spec) |
266c63b5 AK |
29 | (require 'shr) |
30 | (require 'url) | |
2644071e | 31 | (require 'mm-url) |
266c63b5 | 32 | |
c74cb344 G |
33 | (defgroup eww nil |
34 | "Emacs Web Wowser" | |
35 | :version "24.4" | |
36 | :group 'hypermedia | |
37 | :prefix "eww-") | |
38 | ||
39 | (defcustom eww-header-line-format "%t: %u" | |
40 | "Header line format. | |
41 | - %t is replaced by the title. | |
42 | - %u is replaced by the URL." | |
a3ca09b9 IK |
43 | :version "24.4" |
44 | :group 'eww | |
45 | :type 'string) | |
46 | ||
47 | (defcustom eww-search-prefix "https://duckduckgo.com/html/?q=" | |
48 | "Prefix URL to search engine" | |
49 | :version "24.4" | |
c74cb344 G |
50 | :group 'eww |
51 | :type 'string) | |
52 | ||
bfbc93a1 IK |
53 | (defcustom eww-download-path "~/Downloads/" |
54 | "Path where files will downloaded." | |
55 | :version "24.4" | |
56 | :group 'eww | |
57 | :type 'string) | |
58 | ||
970ad972 G |
59 | (defface eww-form-submit |
60 | '((((type x w32 ns) (class color)) ; Like default mode line | |
61 | :box (:line-width 2 :style released-button) | |
62 | :background "#808080" :foreground "black")) | |
63 | "Face for eww buffer buttons." | |
64 | :version "24.4" | |
65 | :group 'eww) | |
66 | ||
67 | (defface eww-form-checkbox | |
68 | '((((type x w32 ns) (class color)) ; Like default mode line | |
69 | :box (:line-width 2 :style released-button) | |
70 | :background "lightgrey" :foreground "black")) | |
71 | "Face for eww buffer buttons." | |
72 | :version "24.4" | |
73 | :group 'eww) | |
74 | ||
75 | (defface eww-form-select | |
be2aa135 LMI |
76 | '((((type x w32 ns) (class color)) ; Like default mode line |
77 | :box (:line-width 2 :style released-button) | |
78 | :background "lightgrey" :foreground "black")) | |
79 | "Face for eww buffer buttons." | |
80 | :version "24.4" | |
81 | :group 'eww) | |
82 | ||
970ad972 G |
83 | (defface eww-form-text |
84 | '((t (:background "#505050" | |
85 | :foreground "white" | |
86 | :box (:line-width 1)))) | |
87 | "Face for eww text inputs." | |
88 | :version "24.4" | |
89 | :group 'eww) | |
90 | ||
266c63b5 | 91 | (defvar eww-current-url nil) |
ab6dea82 | 92 | (defvar eww-current-dom nil) |
c74cb344 G |
93 | (defvar eww-current-title "" |
94 | "Title of current page.") | |
266c63b5 | 95 | (defvar eww-history nil) |
d3f0f918 | 96 | (defvar eww-history-position 0) |
266c63b5 | 97 | |
924d6997 G |
98 | (defvar eww-next-url nil) |
99 | (defvar eww-previous-url nil) | |
100 | (defvar eww-up-url nil) | |
970ad972 G |
101 | (defvar eww-home-url nil) |
102 | (defvar eww-start-url nil) | |
103 | (defvar eww-contents-url nil) | |
924d6997 | 104 | |
604ede6c TZ |
105 | (defvar eww-local-regex "localhost" |
106 | "When this regex is found in the URL, it's not a keyword but an address.") | |
107 | ||
d583b36b | 108 | ;;;###autoload |
266c63b5 | 109 | (defun eww (url) |
a3ca09b9 IK |
110 | "Fetch URL and render the page. |
111 | If the input doesn't look like an URL or a domain name, the | |
112 | word(s) will be searched for via `eww-search-prefix'." | |
113 | (interactive "sEnter URL or keywords: ") | |
604ede6c TZ |
114 | (cond ((string-match-p "\\`file:" url)) |
115 | (t | |
116 | (if (and (= (length (split-string url)) 1) | |
117 | (or (> (length (split-string url "\\.")) 1) | |
118 | (string-match eww-local-regex url))) | |
119 | (progn | |
120 | (unless (string-match-p "\\`[a-zA-Z][-a-zA-Z0-9+.]*://" url) | |
121 | (setq url (concat "http://" url))) | |
122 | ;; some site don't redirect final / | |
123 | (when (string= (url-filename (url-generic-parse-url url)) "") | |
124 | (setq url (concat url "/")))) | |
125 | (setq url (concat eww-search-prefix | |
126 | (replace-regexp-in-string " " "+" url)))))) | |
266c63b5 AK |
127 | (url-retrieve url 'eww-render (list url))) |
128 | ||
924d6997 G |
129 | ;;;###autoload |
130 | (defun eww-open-file (file) | |
131 | "Render a file using EWW." | |
132 | (interactive "fFile: ") | |
133 | (eww (concat "file://" (expand-file-name file)))) | |
134 | ||
266c63b5 | 135 | (defun eww-render (status url &optional point) |
c74cb344 G |
136 | (let ((redirect (plist-get status :redirect))) |
137 | (when redirect | |
138 | (setq url redirect))) | |
924d6997 G |
139 | (set (make-local-variable 'eww-next-url) nil) |
140 | (set (make-local-variable 'eww-previous-url) nil) | |
141 | (set (make-local-variable 'eww-up-url) nil) | |
970ad972 G |
142 | (set (make-local-variable 'eww-home-url) nil) |
143 | (set (make-local-variable 'eww-start-url) nil) | |
144 | (set (make-local-variable 'eww-contents-url) nil) | |
266c63b5 | 145 | (let* ((headers (eww-parse-headers)) |
c74cb344 G |
146 | (shr-target-id |
147 | (and (string-match "#\\(.*\\)" url) | |
148 | (match-string 1 url))) | |
266c63b5 AK |
149 | (content-type |
150 | (mail-header-parse-content-type | |
151 | (or (cdr (assoc "content-type" headers)) | |
152 | "text/plain"))) | |
153 | (charset (intern | |
154 | (downcase | |
155 | (or (cdr (assq 'charset (cdr content-type))) | |
d652f4d0 G |
156 | (eww-detect-charset (equal (car content-type) |
157 | "text/html")) | |
266c63b5 AK |
158 | "utf8")))) |
159 | (data-buffer (current-buffer))) | |
160 | (unwind-protect | |
161 | (progn | |
162 | (cond | |
163 | ((equal (car content-type) "text/html") | |
164 | (eww-display-html charset url)) | |
165 | ((string-match "^image/" (car content-type)) | |
166 | (eww-display-image)) | |
167 | (t | |
fde38d49 | 168 | (eww-display-raw))) |
62ad85e6 GM |
169 | (setq eww-current-url url |
170 | eww-history-position 0) | |
171 | (eww-update-header-line-format) | |
c74cb344 G |
172 | (cond |
173 | (point | |
174 | (goto-char point)) | |
175 | (shr-target-id | |
176 | (let ((point (next-single-property-change | |
177 | (point-min) 'shr-target-id))) | |
178 | (when point | |
179 | (goto-char (1+ point))))))) | |
266c63b5 AK |
180 | (kill-buffer data-buffer)))) |
181 | ||
182 | (defun eww-parse-headers () | |
183 | (let ((headers nil)) | |
d652f4d0 | 184 | (goto-char (point-min)) |
266c63b5 AK |
185 | (while (and (not (eobp)) |
186 | (not (eolp))) | |
187 | (when (looking-at "\\([^:]+\\): *\\(.*\\)") | |
188 | (push (cons (downcase (match-string 1)) | |
189 | (match-string 2)) | |
190 | headers)) | |
191 | (forward-line 1)) | |
192 | (unless (eobp) | |
193 | (forward-line 1)) | |
194 | headers)) | |
195 | ||
db5a34ca KY |
196 | (defun eww-detect-charset (html-p) |
197 | (let ((case-fold-search t) | |
198 | (pt (point))) | |
199 | (or (and html-p | |
200 | (re-search-forward | |
b89fc156 | 201 | "<meta[\t\n\r ]+[^>]*charset=\"?\\([^\t\n\r \"/>]+\\)[\\\"'.*]" nil t) |
db5a34ca KY |
202 | (goto-char pt) |
203 | (match-string 1)) | |
204 | (and (looking-at | |
205 | "[\t\n\r ]*<\\?xml[\t\n\r ]+[^>]*encoding=\"\\([^\"]+\\)") | |
206 | (match-string 1))))) | |
207 | ||
5148da15 GM |
208 | (declare-function libxml-parse-html-region "xml.c" |
209 | (start end &optional base-url)) | |
210 | ||
266c63b5 | 211 | (defun eww-display-html (charset url) |
5148da15 GM |
212 | (or (fboundp 'libxml-parse-html-region) |
213 | (error "This function requires Emacs to be compiled with libxml2")) | |
266c63b5 | 214 | (unless (eq charset 'utf8) |
3e41a054 LMI |
215 | (condition-case nil |
216 | (decode-coding-region (point) (point-max) charset) | |
217 | (coding-system-error nil))) | |
266c63b5 AK |
218 | (let ((document |
219 | (list | |
220 | 'base (list (cons 'href url)) | |
221 | (libxml-parse-html-region (point) (point-max))))) | |
222 | (eww-setup-buffer) | |
ab6dea82 | 223 | (setq eww-current-dom document) |
2644071e | 224 | (let ((inhibit-read-only t) |
970ad972 | 225 | (after-change-functions nil) |
c74cb344 | 226 | (shr-width nil) |
2644071e | 227 | (shr-external-rendering-functions |
c74cb344 G |
228 | '((title . eww-tag-title) |
229 | (form . eww-tag-form) | |
2644071e | 230 | (input . eww-tag-input) |
c74cb344 G |
231 | (textarea . eww-tag-textarea) |
232 | (body . eww-tag-body) | |
924d6997 G |
233 | (select . eww-tag-select) |
234 | (link . eww-tag-link) | |
235 | (a . eww-tag-a)))) | |
970ad972 | 236 | (shr-insert-document document)) |
266c63b5 AK |
237 | (goto-char (point-min)))) |
238 | ||
924d6997 G |
239 | (defun eww-handle-link (cont) |
240 | (let* ((rel (assq :rel cont)) | |
241 | (href (assq :href cont)) | |
970ad972 G |
242 | (where (assoc |
243 | ;; The text associated with :rel is case-insensitive. | |
244 | (if rel (downcase (cdr rel))) | |
924d6997 | 245 | '(("next" . eww-next-url) |
970ad972 G |
246 | ;; Texinfo uses "previous", but HTML specifies |
247 | ;; "prev", so recognize both. | |
924d6997 | 248 | ("previous" . eww-previous-url) |
970ad972 G |
249 | ("prev" . eww-previous-url) |
250 | ;; HTML specifies "start" but also "contents", | |
251 | ;; and Gtk seems to use "home". Recognize | |
252 | ;; them all; but store them in different | |
253 | ;; variables so that we can readily choose the | |
254 | ;; "best" one. | |
255 | ("start" . eww-start-url) | |
256 | ("home" . eww-home-url) | |
257 | ("contents" . eww-contents-url) | |
924d6997 G |
258 | ("up" . eww-up-url))))) |
259 | (and href | |
260 | where | |
261 | (set (cdr where) (cdr href))))) | |
262 | ||
263 | (defun eww-tag-link (cont) | |
264 | (eww-handle-link cont) | |
265 | (shr-generic cont)) | |
266 | ||
267 | (defun eww-tag-a (cont) | |
268 | (eww-handle-link cont) | |
269 | (shr-tag-a cont)) | |
270 | ||
c74cb344 G |
271 | (defun eww-update-header-line-format () |
272 | (if eww-header-line-format | |
d80a808f LMI |
273 | (setq header-line-format |
274 | (replace-regexp-in-string | |
275 | "%" "%%" | |
62ad85e6 GM |
276 | ;; FIXME? Title can be blank. Default to, eg, last component |
277 | ;; of url? | |
d80a808f LMI |
278 | (format-spec eww-header-line-format |
279 | `((?u . ,eww-current-url) | |
280 | (?t . ,eww-current-title))))) | |
c74cb344 G |
281 | (setq header-line-format nil))) |
282 | ||
283 | (defun eww-tag-title (cont) | |
284 | (setq eww-current-title "") | |
285 | (dolist (sub cont) | |
286 | (when (eq (car sub) 'text) | |
287 | (setq eww-current-title (concat eww-current-title (cdr sub))))) | |
288 | (eww-update-header-line-format)) | |
289 | ||
290 | (defun eww-tag-body (cont) | |
291 | (let* ((start (point)) | |
292 | (fgcolor (cdr (or (assq :fgcolor cont) | |
293 | (assq :text cont)))) | |
294 | (bgcolor (cdr (assq :bgcolor cont))) | |
295 | (shr-stylesheet (list (cons 'color fgcolor) | |
296 | (cons 'background-color bgcolor)))) | |
297 | (shr-generic cont) | |
298 | (eww-colorize-region start (point) fgcolor bgcolor))) | |
299 | ||
300 | (defun eww-colorize-region (start end fg &optional bg) | |
301 | (when (or fg bg) | |
302 | (let ((new-colors (shr-color-check fg bg))) | |
303 | (when new-colors | |
304 | (when fg | |
544d4594 | 305 | (add-face-text-property start end |
970ad972 G |
306 | (list :foreground (cadr new-colors)) |
307 | t)) | |
c74cb344 | 308 | (when bg |
544d4594 | 309 | (add-face-text-property start end |
970ad972 G |
310 | (list :background (car new-colors)) |
311 | t)))))) | |
c74cb344 | 312 | |
fde38d49 | 313 | (defun eww-display-raw () |
266c63b5 AK |
314 | (let ((data (buffer-substring (point) (point-max)))) |
315 | (eww-setup-buffer) | |
316 | (let ((inhibit-read-only t)) | |
317 | (insert data)) | |
318 | (goto-char (point-min)))) | |
319 | ||
320 | (defun eww-display-image () | |
21c58ae2 | 321 | (let ((data (shr-parse-image-data))) |
266c63b5 AK |
322 | (eww-setup-buffer) |
323 | (let ((inhibit-read-only t)) | |
324 | (shr-put-image data nil)) | |
325 | (goto-char (point-min)))) | |
326 | ||
327 | (defun eww-setup-buffer () | |
997798bf | 328 | (switch-to-buffer (get-buffer-create "*eww*")) |
266c63b5 | 329 | (let ((inhibit-read-only t)) |
8308f184 | 330 | (remove-overlays) |
266c63b5 | 331 | (erase-buffer)) |
8308f184 LMI |
332 | (unless (eq major-mode 'eww-mode) |
333 | (eww-mode))) | |
266c63b5 AK |
334 | |
335 | (defvar eww-mode-map | |
336 | (let ((map (make-sparse-keymap))) | |
337 | (suppress-keymap map) | |
338 | (define-key map "q" 'eww-quit) | |
f22255bd | 339 | (define-key map "g" 'eww-reload) |
7304e4dd LMI |
340 | (define-key map [tab] 'shr-next-link) |
341 | (define-key map [backtab] 'shr-previous-link) | |
266c63b5 AK |
342 | (define-key map [delete] 'scroll-down-command) |
343 | (define-key map "\177" 'scroll-down-command) | |
344 | (define-key map " " 'scroll-up-command) | |
924d6997 | 345 | (define-key map "l" 'eww-back-url) |
d3f0f918 | 346 | (define-key map "f" 'eww-forward-url) |
924d6997 | 347 | (define-key map "n" 'eww-next-url) |
266c63b5 | 348 | (define-key map "p" 'eww-previous-url) |
924d6997 G |
349 | (define-key map "u" 'eww-up-url) |
350 | (define-key map "t" 'eww-top-url) | |
16f74f10 | 351 | (define-key map "&" 'eww-browse-with-external-browser) |
bfbc93a1 | 352 | (define-key map "d" 'eww-download) |
16f74f10 | 353 | (define-key map "w" 'eww-copy-page-url) |
23a75d7f LMI |
354 | (define-key map "C" 'url-cookie-list) |
355 | ||
2b4f0506 LMI |
356 | (define-key map "b" 'eww-add-bookmark) |
357 | (define-key map "B" 'eww-list-bookmarks) | |
358 | (define-key map [(meta n)] 'eww-next-bookmark) | |
359 | (define-key map [(meta p)] 'eww-previous-bookmark) | |
360 | ||
23a75d7f | 361 | (easy-menu-define nil map "" |
6ee877c7 | 362 | '("Eww" |
23a75d7f LMI |
363 | ["Quit" eww-quit t] |
364 | ["Reload" eww-reload t] | |
365 | ["Back to previous page" eww-back-url | |
366 | :active (not (zerop (length eww-history)))] | |
367 | ["Forward to next page" eww-forward-url | |
368 | :active (not (zerop eww-history-position))] | |
369 | ["Browse with external browser" eww-browse-with-external-browser t] | |
370 | ["Download" eww-download t] | |
371 | ["Copy page URL" eww-copy-page-url t] | |
2b4f0506 LMI |
372 | ["Add bookmark" eww-add-bookmark t] |
373 | ["List bookmarks" eww-copy-page-url t] | |
23a75d7f | 374 | ["List cookies" url-cookie-list t])) |
266c63b5 AK |
375 | map)) |
376 | ||
d652f4d0 | 377 | (define-derived-mode eww-mode nil "eww" |
266c63b5 AK |
378 | "Mode for browsing the web. |
379 | ||
380 | \\{eww-mode-map}" | |
62ad85e6 | 381 | ;; FIXME? This seems a strange default. |
266c63b5 | 382 | (set (make-local-variable 'eww-current-url) 'author) |
ab6dea82 | 383 | (set (make-local-variable 'eww-current-dom) nil) |
970ad972 G |
384 | (set (make-local-variable 'browse-url-browser-function) 'eww-browse-url) |
385 | (set (make-local-variable 'after-change-functions) 'eww-process-text-input) | |
8308f184 LMI |
386 | (set (make-local-variable 'eww-history) nil) |
387 | (set (make-local-variable 'eww-history-position) 0) | |
843571cb | 388 | (buffer-disable-undo) |
970ad972 G |
389 | ;;(setq buffer-read-only t) |
390 | ) | |
266c63b5 | 391 | |
d3f0f918 | 392 | (defun eww-save-history () |
8308f184 | 393 | (push (list :url eww-current-url |
2b4f0506 | 394 | :title eww-current-title |
8308f184 | 395 | :point (point) |
ab6dea82 | 396 | :dom eww-current-dom |
8308f184 LMI |
397 | :text (buffer-string)) |
398 | eww-history)) | |
d3f0f918 | 399 | |
75dbaf9d | 400 | ;;;###autoload |
6c42fc3e | 401 | (defun eww-browse-url (url &optional _new-window) |
970ad972 G |
402 | (when (and (equal major-mode 'eww-mode) |
403 | eww-current-url) | |
d3f0f918 | 404 | (eww-save-history)) |
5c3087e9 | 405 | (eww url)) |
266c63b5 AK |
406 | |
407 | (defun eww-quit () | |
408 | "Exit the Emacs Web Wowser." | |
409 | (interactive) | |
e47112ee TZ |
410 | (if (y-or-n-p "quit eww? ") |
411 | (progn | |
412 | (setq eww-history nil) | |
413 | (kill-buffer (current-buffer))))) | |
266c63b5 | 414 | |
924d6997 | 415 | (defun eww-back-url () |
266c63b5 AK |
416 | "Go to the previously displayed page." |
417 | (interactive) | |
d3f0f918 | 418 | (when (>= eww-history-position (length eww-history)) |
266c63b5 | 419 | (error "No previous page")) |
8308f184 LMI |
420 | (eww-save-history) |
421 | (setq eww-history-position (+ eww-history-position 2)) | |
422 | (eww-restore-history (elt eww-history (1- eww-history-position)))) | |
d3f0f918 LMI |
423 | |
424 | (defun eww-forward-url () | |
425 | "Go to the next displayed page." | |
426 | (interactive) | |
427 | (when (zerop eww-history-position) | |
428 | (error "No next page")) | |
8308f184 LMI |
429 | (eww-save-history) |
430 | (eww-restore-history (elt eww-history (1- eww-history-position)))) | |
d3f0f918 LMI |
431 | |
432 | (defun eww-restore-history (elem) | |
433 | (let ((inhibit-read-only t)) | |
e82b0991 | 434 | (erase-buffer) |
d3f0f918 | 435 | (insert (plist-get elem :text)) |
ab6dea82 | 436 | (setq eww-current-dom (plist-get elem :dom)) |
d3f0f918 | 437 | (goto-char (plist-get elem :point)) |
2b4f0506 | 438 | (setq eww-current-url (plist-get elem :url) |
3e9876de LMI |
439 | eww-current-title (plist-get elem :title)) |
440 | (eww-update-header-line-format))) | |
266c63b5 | 441 | |
924d6997 G |
442 | (defun eww-next-url () |
443 | "Go to the page marked `next'. | |
444 | A page is marked `next' if rel=\"next\" appears in a <link> | |
445 | or <a> tag." | |
446 | (interactive) | |
447 | (if eww-next-url | |
448 | (eww-browse-url (shr-expand-url eww-next-url eww-current-url)) | |
449 | (error "No `next' on this page"))) | |
450 | ||
451 | (defun eww-previous-url () | |
452 | "Go to the page marked `previous'. | |
453 | A page is marked `previous' if rel=\"previous\" appears in a <link> | |
454 | or <a> tag." | |
455 | (interactive) | |
456 | (if eww-previous-url | |
457 | (eww-browse-url (shr-expand-url eww-previous-url eww-current-url)) | |
458 | (error "No `previous' on this page"))) | |
459 | ||
460 | (defun eww-up-url () | |
461 | "Go to the page marked `up'. | |
462 | A page is marked `up' if rel=\"up\" appears in a <link> | |
463 | or <a> tag." | |
464 | (interactive) | |
465 | (if eww-up-url | |
466 | (eww-browse-url (shr-expand-url eww-up-url eww-current-url)) | |
467 | (error "No `up' on this page"))) | |
468 | ||
469 | (defun eww-top-url () | |
470 | "Go to the page marked `top'. | |
970ad972 G |
471 | A page is marked `top' if rel=\"start\", rel=\"home\", or rel=\"contents\" |
472 | appears in a <link> or <a> tag." | |
924d6997 | 473 | (interactive) |
970ad972 G |
474 | (let ((best-url (or eww-start-url |
475 | eww-contents-url | |
476 | eww-home-url))) | |
477 | (if best-url | |
478 | (eww-browse-url (shr-expand-url best-url eww-current-url)) | |
479 | (error "No `top' for this page")))) | |
924d6997 | 480 | |
f22255bd LMI |
481 | (defun eww-reload () |
482 | "Reload the current page." | |
483 | (interactive) | |
484 | (url-retrieve eww-current-url 'eww-render | |
485 | (list eww-current-url (point)))) | |
486 | ||
2644071e LMI |
487 | ;; Form support. |
488 | ||
489 | (defvar eww-form nil) | |
490 | ||
970ad972 G |
491 | (defvar eww-submit-map |
492 | (let ((map (make-sparse-keymap))) | |
493 | (define-key map "\r" 'eww-submit) | |
e854cfc7 | 494 | (define-key map [(control c) (control c)] 'eww-submit) |
970ad972 G |
495 | map)) |
496 | ||
497 | (defvar eww-checkbox-map | |
498 | (let ((map (make-sparse-keymap))) | |
499 | (define-key map [space] 'eww-toggle-checkbox) | |
500 | (define-key map "\r" 'eww-toggle-checkbox) | |
e854cfc7 | 501 | (define-key map [(control c) (control c)] 'eww-submit) |
970ad972 G |
502 | map)) |
503 | ||
504 | (defvar eww-text-map | |
505 | (let ((map (make-keymap))) | |
506 | (set-keymap-parent map text-mode-map) | |
507 | (define-key map "\r" 'eww-submit) | |
508 | (define-key map [(control a)] 'eww-beginning-of-text) | |
e854cfc7 | 509 | (define-key map [(control c) (control c)] 'eww-submit) |
970ad972 G |
510 | (define-key map [(control e)] 'eww-end-of-text) |
511 | (define-key map [tab] 'shr-next-link) | |
512 | (define-key map [backtab] 'shr-previous-link) | |
513 | map)) | |
514 | ||
515 | (defvar eww-textarea-map | |
516 | (let ((map (make-keymap))) | |
517 | (set-keymap-parent map text-mode-map) | |
518 | (define-key map "\r" 'forward-line) | |
e854cfc7 | 519 | (define-key map [(control c) (control c)] 'eww-submit) |
970ad972 G |
520 | (define-key map [tab] 'shr-next-link) |
521 | (define-key map [backtab] 'shr-previous-link) | |
522 | map)) | |
523 | ||
524 | (defvar eww-select-map | |
525 | (let ((map (make-sparse-keymap))) | |
526 | (define-key map "\r" 'eww-change-select) | |
e854cfc7 | 527 | (define-key map [(control c) (control c)] 'eww-submit) |
970ad972 G |
528 | map)) |
529 | ||
530 | (defun eww-beginning-of-text () | |
531 | "Move to the start of the input field." | |
532 | (interactive) | |
533 | (goto-char (eww-beginning-of-field))) | |
534 | ||
535 | (defun eww-end-of-text () | |
536 | "Move to the end of the text in the input field." | |
537 | (interactive) | |
538 | (goto-char (eww-end-of-field)) | |
539 | (let ((start (eww-beginning-of-field))) | |
540 | (while (and (equal (following-char) ? ) | |
541 | (> (point) start)) | |
542 | (forward-char -1)) | |
543 | (when (> (point) start) | |
544 | (forward-char 1)))) | |
545 | ||
546 | (defun eww-beginning-of-field () | |
547 | (cond | |
548 | ((bobp) | |
549 | (point)) | |
550 | ((not (eq (get-text-property (point) 'eww-form) | |
551 | (get-text-property (1- (point)) 'eww-form))) | |
552 | (point)) | |
553 | (t | |
554 | (previous-single-property-change | |
555 | (point) 'eww-form nil (point-min))))) | |
556 | ||
557 | (defun eww-end-of-field () | |
558 | (1- (next-single-property-change | |
559 | (point) 'eww-form nil (point-max)))) | |
560 | ||
2644071e LMI |
561 | (defun eww-tag-form (cont) |
562 | (let ((eww-form | |
563 | (list (assq :method cont) | |
564 | (assq :action cont))) | |
565 | (start (point))) | |
566 | (shr-ensure-paragraph) | |
567 | (shr-generic cont) | |
3d95242e LMI |
568 | (unless (bolp) |
569 | (insert "\n")) | |
570 | (insert "\n") | |
001b9fbe LMI |
571 | (when (> (point) start) |
572 | (put-text-property start (1+ start) | |
573 | 'eww-form eww-form)))) | |
2644071e | 574 | |
970ad972 G |
575 | (defun eww-form-submit (cont) |
576 | (let ((start (point)) | |
577 | (value (cdr (assq :value cont)))) | |
578 | (setq value | |
579 | (if (zerop (length value)) | |
580 | "Submit" | |
581 | value)) | |
582 | (insert value) | |
583 | (add-face-text-property start (point) 'eww-form-submit) | |
584 | (put-text-property start (point) 'eww-form | |
585 | (list :eww-form eww-form | |
586 | :value value | |
587 | :type "submit" | |
588 | :name (cdr (assq :name cont)))) | |
589 | (put-text-property start (point) 'keymap eww-submit-map) | |
590 | (insert " "))) | |
591 | ||
592 | (defun eww-form-checkbox (cont) | |
593 | (let ((start (point))) | |
594 | (if (cdr (assq :checked cont)) | |
595 | (insert "[X]") | |
596 | (insert "[ ]")) | |
597 | (add-face-text-property start (point) 'eww-form-checkbox) | |
598 | (put-text-property start (point) 'eww-form | |
599 | (list :eww-form eww-form | |
600 | :value (cdr (assq :value cont)) | |
601 | :type (downcase (cdr (assq :type cont))) | |
602 | :checked (cdr (assq :checked cont)) | |
603 | :name (cdr (assq :name cont)))) | |
604 | (put-text-property start (point) 'keymap eww-checkbox-map) | |
605 | (insert " "))) | |
606 | ||
607 | (defun eww-form-text (cont) | |
608 | (let ((start (point)) | |
609 | (type (downcase (or (cdr (assq :type cont)) | |
610 | "text"))) | |
611 | (value (or (cdr (assq :value cont)) "")) | |
612 | (width (string-to-number | |
613 | (or (cdr (assq :size cont)) | |
614 | "40")))) | |
615 | (insert value) | |
616 | (when (< (length value) width) | |
617 | (insert (make-string (- width (length value)) ? ))) | |
618 | (put-text-property start (point) 'face 'eww-form-text) | |
619 | (put-text-property start (point) 'local-map eww-text-map) | |
620 | (put-text-property start (point) 'inhibit-read-only t) | |
621 | (put-text-property start (point) 'eww-form | |
622 | (list :eww-form eww-form | |
623 | :value value | |
624 | :type type | |
625 | :name (cdr (assq :name cont)))) | |
626 | (insert " "))) | |
627 | ||
628 | (defun eww-process-text-input (beg end length) | |
dfbc66e3 | 629 | (let* ((form (get-text-property (min (1+ end) (point-max)) 'eww-form)) |
970ad972 G |
630 | (properties (text-properties-at end)) |
631 | (type (plist-get form :type))) | |
632 | (when (and form | |
633 | (member type '("text" "password" "textarea"))) | |
634 | (cond | |
635 | ((zerop length) | |
636 | ;; Delete some space at the end. | |
637 | (save-excursion | |
638 | (goto-char | |
639 | (if (equal type "textarea") | |
640 | (1- (line-end-position)) | |
641 | (eww-end-of-field))) | |
642 | (let ((new (- end beg))) | |
643 | (while (and (> new 0) | |
644 | (eql (following-char) ? )) | |
645 | (delete-region (point) (1+ (point))) | |
646 | (setq new (1- new)))) | |
647 | (set-text-properties beg end properties))) | |
648 | ((> length 0) | |
649 | ;; Add padding. | |
650 | (save-excursion | |
651 | (goto-char | |
652 | (if (equal type "textarea") | |
653 | (1- (line-end-position)) | |
654 | (eww-end-of-field))) | |
655 | (let ((start (point))) | |
656 | (insert (make-string length ? )) | |
657 | (set-text-properties start (point) properties))))) | |
658 | (let ((value (buffer-substring-no-properties | |
659 | (eww-beginning-of-field) | |
660 | (eww-end-of-field)))) | |
661 | (when (string-match " +\\'" value) | |
662 | (setq value (substring value 0 (match-beginning 0)))) | |
663 | (plist-put form :value value) | |
664 | (when (equal type "password") | |
665 | ;; Display passwords as asterisks. | |
666 | (let ((start (eww-beginning-of-field))) | |
667 | (put-text-property start (+ start (length value)) | |
668 | 'display (make-string (length value) ?*)))))))) | |
9ddf23f0 | 669 | |
c74cb344 | 670 | (defun eww-tag-textarea (cont) |
970ad972 G |
671 | (let ((start (point)) |
672 | (value (or (cdr (assq :value cont)) "")) | |
673 | (lines (string-to-number | |
674 | (or (cdr (assq :rows cont)) | |
675 | "10"))) | |
676 | (width (string-to-number | |
677 | (or (cdr (assq :cols cont)) | |
678 | "10"))) | |
679 | end) | |
680 | (shr-ensure-newline) | |
681 | (insert value) | |
682 | (shr-ensure-newline) | |
683 | (when (< (count-lines start (point)) lines) | |
684 | (dotimes (i (- lines (count-lines start (point)))) | |
685 | (insert "\n"))) | |
686 | (setq end (point-marker)) | |
687 | (goto-char start) | |
688 | (while (< (point) end) | |
689 | (end-of-line) | |
690 | (let ((pad (- width (- (point) (line-beginning-position))))) | |
691 | (when (> pad 0) | |
692 | (insert (make-string pad ? )))) | |
693 | (add-face-text-property (line-beginning-position) | |
694 | (point) 'eww-form-text) | |
695 | (put-text-property (line-beginning-position) (point) | |
696 | 'local-map eww-textarea-map) | |
697 | (forward-line 1)) | |
698 | (put-text-property start (point) 'eww-form | |
699 | (list :eww-form eww-form | |
700 | :value value | |
701 | :type "textarea" | |
702 | :name (cdr (assq :name cont)))))) | |
703 | ||
704 | (defun eww-tag-input (cont) | |
705 | (let ((type (downcase (or (cdr (assq :type cont)) | |
706 | "text"))) | |
707 | (start (point))) | |
708 | (cond | |
709 | ((or (equal type "checkbox") | |
710 | (equal type "radio")) | |
711 | (eww-form-checkbox cont)) | |
712 | ((equal type "submit") | |
713 | (eww-form-submit cont)) | |
714 | ((equal type "hidden") | |
715 | (let ((form eww-form) | |
716 | (name (cdr (assq :name cont)))) | |
717 | ;; Don't add <input type=hidden> elements repeatedly. | |
718 | (while (and form | |
719 | (or (not (consp (car form))) | |
720 | (not (eq (caar form) 'hidden)) | |
721 | (not (equal (plist-get (cdr (car form)) :name) | |
722 | name)))) | |
723 | (setq form (cdr form))) | |
724 | (unless form | |
725 | (nconc eww-form (list | |
726 | (list 'hidden | |
727 | :name name | |
728 | :value (cdr (assq :value cont)))))))) | |
729 | (t | |
730 | (eww-form-text cont))) | |
731 | (unless (= start (point)) | |
732 | (put-text-property start (1+ start) 'help-echo "Input field")))) | |
c74cb344 | 733 | |
9ddf23f0 LMI |
734 | (defun eww-tag-select (cont) |
735 | (shr-ensure-paragraph) | |
970ad972 | 736 | (let ((menu (list :name (cdr (assq :name cont)) |
9ddf23f0 LMI |
737 | :eww-form eww-form)) |
738 | (options nil) | |
970ad972 G |
739 | (start (point)) |
740 | (max 0)) | |
9ddf23f0 LMI |
741 | (dolist (elem cont) |
742 | (when (eq (car elem) 'option) | |
743 | (when (cdr (assq :selected (cdr elem))) | |
744 | (nconc menu (list :value | |
745 | (cdr (assq :value (cdr elem)))))) | |
970ad972 G |
746 | (let ((display (or (cdr (assq 'text (cdr elem))) ""))) |
747 | (setq max (max max (length display))) | |
748 | (push (list 'item | |
749 | :value (cdr (assq :value (cdr elem))) | |
750 | :display display) | |
751 | options)))) | |
be2aa135 | 752 | (when options |
970ad972 | 753 | (setq options (nreverse options)) |
be2aa135 | 754 | ;; If we have no selected values, default to the first value. |
970ad972 | 755 | (unless (plist-get menu :value) |
be2aa135 LMI |
756 | (nconc menu (list :value (nth 2 (car options))))) |
757 | (nconc menu options) | |
970ad972 G |
758 | (let ((selected (eww-select-display menu))) |
759 | (insert selected | |
760 | (make-string (- max (length selected)) ? ))) | |
761 | (put-text-property start (point) 'eww-form menu) | |
762 | (add-face-text-property start (point) 'eww-form-select) | |
763 | (put-text-property start (point) 'keymap eww-select-map) | |
be2aa135 | 764 | (shr-ensure-paragraph)))) |
2644071e | 765 | |
970ad972 G |
766 | (defun eww-select-display (select) |
767 | (let ((value (plist-get select :value)) | |
768 | display) | |
769 | (dolist (elem select) | |
770 | (when (and (consp elem) | |
771 | (eq (car elem) 'item) | |
772 | (equal value (plist-get (cdr elem) :value))) | |
773 | (setq display (plist-get (cdr elem) :display)))) | |
774 | display)) | |
775 | ||
776 | (defun eww-change-select () | |
777 | "Change the value of the select drop-down menu under point." | |
778 | (interactive) | |
779 | (let* ((input (get-text-property (point) 'eww-form)) | |
970ad972 G |
780 | (completion-ignore-case t) |
781 | (options | |
782 | (delq nil | |
783 | (mapcar (lambda (elem) | |
784 | (and (consp elem) | |
785 | (eq (car elem) 'item) | |
786 | (cons (plist-get (cdr elem) :display) | |
787 | (plist-get (cdr elem) :value)))) | |
788 | input))) | |
789 | (display | |
790 | (completing-read "Change value: " options nil 'require-match)) | |
791 | (inhibit-read-only t)) | |
792 | (plist-put input :value (cdr (assoc-string display options t))) | |
793 | (goto-char | |
794 | (eww-update-field display)))) | |
795 | ||
796 | (defun eww-update-field (string) | |
797 | (let ((properties (text-properties-at (point))) | |
798 | (start (eww-beginning-of-field)) | |
799 | (end (1+ (eww-end-of-field)))) | |
800 | (delete-region start end) | |
801 | (insert string | |
802 | (make-string (- (- end start) (length string)) ? )) | |
803 | (set-text-properties start end properties) | |
804 | start)) | |
805 | ||
806 | (defun eww-toggle-checkbox () | |
807 | "Toggle the value of the checkbox under point." | |
808 | (interactive) | |
809 | (let* ((input (get-text-property (point) 'eww-form)) | |
810 | (type (plist-get input :type))) | |
811 | (if (equal type "checkbox") | |
812 | (goto-char | |
813 | (1+ | |
814 | (if (plist-get input :checked) | |
815 | (progn | |
816 | (plist-put input :checked nil) | |
817 | (eww-update-field "[ ]")) | |
818 | (plist-put input :checked t) | |
819 | (eww-update-field "[X]")))) | |
820 | ;; Radio button. Switch all other buttons off. | |
821 | (let ((name (plist-get input :name))) | |
822 | (save-excursion | |
823 | (dolist (elem (eww-inputs (plist-get input :eww-form))) | |
824 | (when (equal (plist-get (cdr elem) :name) name) | |
825 | (goto-char (car elem)) | |
826 | (if (not (eq (cdr elem) input)) | |
827 | (progn | |
828 | (plist-put input :checked nil) | |
829 | (eww-update-field "[ ]")) | |
830 | (plist-put input :checked t) | |
831 | (eww-update-field "[X]"))))) | |
832 | (forward-char 1))))) | |
833 | ||
834 | (defun eww-inputs (form) | |
835 | (let ((start (point-min)) | |
836 | (inputs nil)) | |
837 | (while (and start | |
838 | (< start (point-max))) | |
839 | (when (or (get-text-property start 'eww-form) | |
840 | (setq start (next-single-property-change start 'eww-form))) | |
841 | (when (eq (plist-get (get-text-property start 'eww-form) :eww-form) | |
842 | form) | |
843 | (push (cons start (get-text-property start 'eww-form)) | |
844 | inputs)) | |
845 | (setq start (next-single-property-change start 'eww-form)))) | |
846 | (nreverse inputs))) | |
847 | ||
848 | (defun eww-input-value (input) | |
849 | (let ((type (plist-get input :type)) | |
850 | (value (plist-get input :value))) | |
851 | (cond | |
852 | ((equal type "textarea") | |
853 | (with-temp-buffer | |
854 | (insert value) | |
855 | (goto-char (point-min)) | |
856 | (while (re-search-forward "^ +\n\\| +$" nil t) | |
857 | (replace-match "" t t)) | |
858 | (buffer-string))) | |
859 | (t | |
860 | (if (string-match " +\\'" value) | |
861 | (substring value 0 (match-beginning 0)) | |
862 | value))))) | |
863 | ||
864 | (defun eww-submit () | |
865 | "Submit the current form." | |
866 | (interactive) | |
867 | (let* ((this-input (get-text-property (point) 'eww-form)) | |
868 | (form (plist-get this-input :eww-form)) | |
869 | values next-submit) | |
870 | (dolist (elem (sort (eww-inputs form) | |
871 | (lambda (o1 o2) | |
872 | (< (car o1) (car o2))))) | |
873 | (let* ((input (cdr elem)) | |
874 | (input-start (car elem)) | |
875 | (name (plist-get input :name))) | |
876 | (when name | |
877 | (cond | |
878 | ((member (plist-get input :type) '("checkbox" "radio")) | |
879 | (when (plist-get input :checked) | |
880 | (push (cons name (plist-get input :value)) | |
881 | values))) | |
882 | ((equal (plist-get input :type) "submit") | |
883 | ;; We want the values from buttons if we hit a button if | |
884 | ;; we hit enter on it, or if it's the first button after | |
885 | ;; the field we did hit return on. | |
886 | (when (or (eq input this-input) | |
887 | (and (not (eq input this-input)) | |
888 | (null next-submit) | |
889 | (> input-start (point)))) | |
890 | (setq next-submit t) | |
891 | (push (cons name (plist-get input :value)) | |
892 | values))) | |
893 | (t | |
894 | (push (cons name (eww-input-value input)) | |
895 | values)))))) | |
f22255bd LMI |
896 | (dolist (elem form) |
897 | (when (and (consp elem) | |
898 | (eq (car elem) 'hidden)) | |
899 | (push (cons (plist-get (cdr elem) :name) | |
900 | (plist-get (cdr elem) :value)) | |
901 | values))) | |
c74cb344 G |
902 | (if (and (stringp (cdr (assq :method form))) |
903 | (equal (downcase (cdr (assq :method form))) "post")) | |
904 | (let ((url-request-method "POST") | |
905 | (url-request-extra-headers | |
906 | '(("Content-Type" . "application/x-www-form-urlencoded"))) | |
907 | (url-request-data (mm-url-encode-www-form-urlencoded values))) | |
908 | (eww-browse-url (shr-expand-url (cdr (assq :action form)) | |
909 | eww-current-url))) | |
910 | (eww-browse-url | |
911 | (concat | |
912 | (if (cdr (assq :action form)) | |
913 | (shr-expand-url (cdr (assq :action form)) | |
914 | eww-current-url) | |
915 | eww-current-url) | |
916 | "?" | |
917 | (mm-url-encode-www-form-urlencoded values)))))) | |
2644071e | 918 | |
f865b474 IK |
919 | (defun eww-browse-with-external-browser () |
920 | "Browse the current URL with an external browser. | |
0ebd92a3 | 921 | The browser to used is specified by the `shr-external-browser' variable." |
f865b474 | 922 | (interactive) |
0ebd92a3 | 923 | (funcall shr-external-browser eww-current-url)) |
f865b474 | 924 | |
16f74f10 | 925 | (defun eww-copy-page-url () |
b89fc156 | 926 | (interactive) |
16f74f10 | 927 | (message "%s" eww-current-url) |
b89fc156 | 928 | (kill-new eww-current-url)) |
16f74f10 | 929 | |
bfbc93a1 IK |
930 | (defun eww-download () |
931 | "Download URL under point to `eww-download-directory'." | |
932 | (interactive) | |
933 | (let ((url (get-text-property (point) 'shr-url))) | |
934 | (if (not url) | |
935 | (message "No URL under point") | |
936 | (url-retrieve url 'eww-download-callback (list url))))) | |
937 | ||
938 | (defun eww-download-callback (status url) | |
939 | (unless (plist-get status :error) | |
940 | (let* ((obj (url-generic-parse-url url)) | |
941 | (path (car (url-path-and-query obj))) | |
942 | (file (eww-make-unique-file-name (file-name-nondirectory path) | |
943 | eww-download-path))) | |
944 | (write-file file) | |
945 | (message "Saved %s" file)))) | |
946 | ||
947 | (defun eww-make-unique-file-name (file directory) | |
948 | (cond | |
949 | ((zerop (length file)) | |
950 | (setq file "!")) | |
951 | ((string-match "\\`[.]" file) | |
952 | (setq file (concat "!" file)))) | |
fde38d49 | 953 | (let ((count 1)) |
bfbc93a1 IK |
954 | (while (file-exists-p (expand-file-name file directory)) |
955 | (setq file | |
956 | (if (string-match "\\`\\(.*\\)\\([.][^.]+\\)" file) | |
957 | (format "%s(%d)%s" (match-string 1 file) | |
958 | count (match-string 2 file)) | |
959 | (format "%s(%d)" file count))) | |
960 | (setq count (1+ count))) | |
961 | (expand-file-name file directory))) | |
962 | ||
2b4f0506 LMI |
963 | ;;; Bookmarks code |
964 | ||
965 | (defvar eww-bookmarks nil) | |
966 | ||
967 | (defun eww-add-bookmark () | |
968 | "Add the current page to the bookmarks." | |
969 | (interactive) | |
970 | (eww-read-bookmarks) | |
971 | (dolist (bookmark eww-bookmarks) | |
972 | (when (equal eww-current-url | |
973 | (plist-get bookmark :url)) | |
974 | (error "Already bookmarked"))) | |
e47112ee TZ |
975 | (if (y-or-n-p "bookmark this page? ") |
976 | (progn | |
977 | (let ((title (replace-regexp-in-string "[\n\t\r]" " " eww-current-title))) | |
978 | (setq title (replace-regexp-in-string "\\` +\\| +\\'" "" title)) | |
979 | (push (list :url eww-current-url | |
980 | :title title | |
981 | :time (current-time-string)) | |
982 | eww-bookmarks)) | |
983 | (eww-write-bookmarks) | |
984 | (message "Bookmarked %s (%s)" eww-current-url eww-current-title)))) | |
2b4f0506 LMI |
985 | |
986 | (defun eww-write-bookmarks () | |
987 | (with-temp-file (expand-file-name "eww-bookmarks" user-emacs-directory) | |
988 | (insert ";; Auto-generated file; don't edit\n") | |
989 | (pp eww-bookmarks (current-buffer)))) | |
990 | ||
991 | (defun eww-read-bookmarks () | |
99906aa0 LL |
992 | (let ((file (expand-file-name "eww-bookmarks" user-emacs-directory))) |
993 | (setq eww-bookmarks | |
994 | (unless (zerop (or (nth 7 (file-attributes file)) 0)) | |
995 | (with-temp-buffer | |
996 | (insert-file-contents file) | |
997 | (read (current-buffer))))))) | |
2b4f0506 LMI |
998 | |
999 | (defun eww-list-bookmarks () | |
1000 | "Display the bookmarks." | |
1001 | (interactive) | |
1002 | (eww-bookmark-prepare) | |
1003 | (pop-to-buffer "*eww bookmarks*")) | |
1004 | ||
1005 | (defun eww-bookmark-prepare () | |
1006 | (eww-read-bookmarks) | |
1007 | (when (null eww-bookmarks) | |
1008 | (error "No bookmarks are defined")) | |
1009 | (set-buffer (get-buffer-create "*eww bookmarks*")) | |
1010 | (eww-bookmark-mode) | |
1011 | (let ((format "%-40s %s") | |
1012 | (inhibit-read-only t) | |
1013 | start url) | |
1014 | (erase-buffer) | |
1015 | (setq header-line-format (concat " " (format format "URL" "Title"))) | |
1016 | (dolist (bookmark eww-bookmarks) | |
1017 | (setq start (point)) | |
1018 | (setq url (plist-get bookmark :url)) | |
1019 | (when (> (length url) 40) | |
1020 | (setq url (substring url 0 40))) | |
1021 | (insert (format format url | |
1022 | (plist-get bookmark :title)) | |
1023 | "\n") | |
1024 | (put-text-property start (1+ start) 'eww-bookmark bookmark)) | |
1025 | (goto-char (point-min)))) | |
1026 | ||
1027 | (defvar eww-bookmark-kill-ring nil) | |
1028 | ||
1029 | (defun eww-bookmark-kill () | |
1030 | "Kill the current bookmark." | |
1031 | (interactive) | |
1032 | (let* ((start (line-beginning-position)) | |
1033 | (bookmark (get-text-property start 'eww-bookmark)) | |
1034 | (inhibit-read-only t)) | |
1035 | (unless bookmark | |
1036 | (error "No bookmark on the current line")) | |
1037 | (forward-line 1) | |
1038 | (push (buffer-substring start (point)) eww-bookmark-kill-ring) | |
1039 | (delete-region start (point)) | |
1040 | (setq eww-bookmarks (delq bookmark eww-bookmarks)) | |
1041 | (eww-write-bookmarks))) | |
1042 | ||
1043 | (defun eww-bookmark-yank () | |
1044 | "Yank a previously killed bookmark to the current line." | |
1045 | (interactive) | |
1046 | (unless eww-bookmark-kill-ring | |
1047 | (error "No previously killed bookmark")) | |
1048 | (beginning-of-line) | |
1049 | (let ((inhibit-read-only t) | |
1050 | (start (point)) | |
1051 | bookmark) | |
1052 | (insert (pop eww-bookmark-kill-ring)) | |
1053 | (setq bookmark (get-text-property start 'eww-bookmark)) | |
1054 | (if (= start (point-min)) | |
1055 | (push bookmark eww-bookmarks) | |
1056 | (let ((line (count-lines start (point)))) | |
1057 | (setcdr (nthcdr (1- line) eww-bookmarks) | |
1058 | (cons bookmark (nthcdr line eww-bookmarks))))) | |
1059 | (eww-write-bookmarks))) | |
1060 | ||
1061 | (defun eww-bookmark-quit () | |
1062 | "Kill the current buffer." | |
1063 | (interactive) | |
1064 | (kill-buffer (current-buffer))) | |
1065 | ||
1066 | (defun eww-bookmark-browse () | |
1067 | "Browse the bookmark under point in eww." | |
1068 | (interactive) | |
1069 | (let ((bookmark (get-text-property (line-beginning-position) 'eww-bookmark))) | |
1070 | (unless bookmark | |
1071 | (error "No bookmark on the current line")) | |
47fd571b LMI |
1072 | ;; We wish to leave this window, but if it's the only window here, |
1073 | ;; just let it remain. | |
1074 | (ignore-errors | |
1075 | (delete-window)) | |
e47112ee | 1076 | (eww-browse-url (plist-get bookmark :url)))) |
2b4f0506 LMI |
1077 | |
1078 | (defun eww-next-bookmark () | |
1079 | "Go to the next bookmark in the list." | |
1080 | (interactive) | |
1081 | (let ((first nil) | |
1082 | bookmark) | |
1083 | (unless (get-buffer "*eww bookmarks*") | |
1084 | (setq first t) | |
1085 | (eww-bookmark-prepare)) | |
1086 | (with-current-buffer (get-buffer "*eww bookmarks*") | |
1087 | (when (and (not first) | |
1088 | (not (eobp))) | |
1089 | (forward-line 1)) | |
1090 | (setq bookmark (get-text-property (line-beginning-position) | |
1091 | 'eww-bookmark)) | |
1092 | (unless bookmark | |
1093 | (error "No next bookmark"))) | |
1094 | (eww-browse-url (plist-get bookmark :url)))) | |
1095 | ||
1096 | (defun eww-previous-bookmark () | |
1097 | "Go to the previous bookmark in the list." | |
1098 | (interactive) | |
1099 | (let ((first nil) | |
1100 | bookmark) | |
1101 | (unless (get-buffer "*eww bookmarks*") | |
1102 | (setq first t) | |
1103 | (eww-bookmark-prepare)) | |
1104 | (with-current-buffer (get-buffer "*eww bookmarks*") | |
1105 | (if first | |
1106 | (goto-char (point-max)) | |
1107 | (beginning-of-line)) | |
1108 | ;; On the final line. | |
1109 | (when (eolp) | |
1110 | (forward-line -1)) | |
1111 | (if (bobp) | |
1112 | (error "No previous bookmark") | |
1113 | (forward-line -1)) | |
1114 | (setq bookmark (get-text-property (line-beginning-position) | |
1115 | 'eww-bookmark))) | |
1116 | (eww-browse-url (plist-get bookmark :url)))) | |
1117 | ||
1118 | (defvar eww-bookmark-mode-map | |
1119 | (let ((map (make-sparse-keymap))) | |
1120 | (suppress-keymap map) | |
1121 | (define-key map "q" 'eww-bookmark-quit) | |
1122 | (define-key map [(control k)] 'eww-bookmark-kill) | |
1123 | (define-key map [(control y)] 'eww-bookmark-yank) | |
1124 | (define-key map "\r" 'eww-bookmark-browse) | |
1125 | map)) | |
1126 | ||
1127 | (define-derived-mode eww-bookmark-mode nil "eww bookmarks" | |
1128 | "Mode for listing bookmarks. | |
1129 | ||
1130 | \\{eww-bookmark-mode-map}" | |
1131 | (buffer-disable-undo) | |
1132 | (setq buffer-read-only t | |
1133 | truncate-lines t)) | |
1134 | ||
266c63b5 AK |
1135 | (provide 'eww) |
1136 | ||
1137 | ;;; eww.el ends here |