1 ;;; newsticker.el --- A Newsticker for Emacs.
3 ;; Copyright (C) 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
5 ;; This file is part of GNU Emacs.
7 ;; Author: Ulf Jasper <ulf.jasper@web.de>
8 ;; Filename: newsticker.el
9 ;; URL: http://www.nongnu.org/newsticker
10 ;; Created: 17. June 2003
11 ;; Keywords: News, RSS, Atom
12 ;; Time-stamp: "1. November 2005, 21:16:53 (ulf)"
14 ;; ======================================================================
16 ;; This program is free software; you can redistribute it and/or modify
17 ;; it under the terms of the GNU General Public License as published by
18 ;; the Free Software Foundation; either version 2 of the License, or (at
19 ;; your option) any later version.
21 ;; This program is distributed in the hope that it will be useful, but
22 ;; WITHOUT ANY WARRANTY; without even the implied warranty of
23 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
24 ;; General Public License for more details.
26 ;; You should have received a copy of the GNU General Public License
27 ;; along with this program; if not, write to the Free Software Foundation,
28 ;; Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
30 (defconst newsticker-version
"1.9" "Version number of newsticker.el.")
32 ;; ======================================================================
38 ;; Newsticker provides a newsticker for Emacs. A newsticker is a thing
39 ;; that asynchronously retrieves headlines from a list of news sites,
40 ;; prepares these headlines for reading, and allows for loading the
41 ;; corresponding articles in a web browser.
43 ;; Headlines consist of a title and (possibly) a small description. They
44 ;; are contained in "RSS" (RDF Site Summary) or "Atom" files. Newsticker
45 ;; should work with the following RSS formats:
47 ;; (see http://backend.userland.com/rss091 or
48 ;; http://my.netscape.com/publish/formats/rss-spec-0.91.html)
50 ;; (see http://backend.userland.com/rss092)
52 ;; (see http://purl.org/rss/1.0/spec)
54 ;; (see http://blogs.law.harvard.edu/tech/rss)
55 ;; as well as the following Atom formats:
58 ;; (see http://www.ietf.org/internet-drafts/draft-ietf-atompub-format-11.txt)
59 ;; That makes Newsticker.el an "Atom aggregator, "RSS reader", "RSS
60 ;; aggregator", and "Feed Reader".
62 ;; Newsticker provides several commands for reading headlines, navigating
63 ;; through them, marking them as read/unread, hiding old headlines
64 ;; etc. Headlines can be displayed as plain text or as rendered HTML.
66 ;; Headlines can be displayed in the echo area, either scrolling like
67 ;; messages in a stock-quote ticker, or just changing.
69 ;; Newsticker allows for automatic processing of headlines by providing
70 ;; hooks and (sample) functions for automatically downloading images and
71 ;; enclosed files (as delivered by podcasts, e.g.).
75 ;; Newsticker can be used with GNU Emacs version 21.1 or later as well as
76 ;; XEmacs. It requires an XML-parser (`xml.el') which is part of GNU
77 ;; Emacs. If you are using XEmacs you want to get the `net-utils' package
78 ;; which contains `xml.el' for XEmacs.
80 ;; Newsticker requires a program which can retrieve files via http and
81 ;; prints them to stdout. By default Newsticker will use wget for this
87 ;; If you are using Newsticker as part of GNU Emacs there is no need to
88 ;; perform any installation steps in order to use Newsticker. Otherwise
89 ;; place Newsticker in a directory where Emacs can find it. Add the
90 ;; following line to your Emacs startup file (`~/.emacs').
91 ;; (add-to-list 'load-path "/path/to/newsticker/")
92 ;; (autoload 'newsticker-start "newsticker" "Emacs Newsticker" t)
93 ;; (autoload 'newsticker-show-news "newsticker" "Emacs Newsticker" t)
95 ;; If you are using `imenu', which allows for navigating with the help of a
96 ;; menu, you should add the following to your Emacs startup file
98 ;; (add-hook 'newsticker-mode-hook 'imenu-add-menubar-index)
104 ;; The command newsticker-show-news will display all available headlines in
105 ;; a special buffer, called `*newsticker*'. It will also start the
106 ;; asynchronous download of headlines. The modeline in the `*newsticker*'
107 ;; buffer informs whenever new headlines have arrived. Clicking
108 ;; mouse-button 2 or pressing RET in this buffer on a headline will call
109 ;; browse-url to load the corresponding news story in your favourite web
112 ;; The scrolling, or flashing of headlines in the echo area, can be started
113 ;; with the command newsticker-start-ticker. It can be stopped with
114 ;; newsticker-stop-ticker.
116 ;; If you just want to start the periodic download of headlines use the
117 ;; command newsticker-start. Calling newsticker-stop will stop the
118 ;; periodic download, but will call newsticker-stop-ticker as well.
122 ;; All Newsticker options are customizable, i.e. they can be changed with
123 ;; Emacs customization methods: Call the command customize-group and enter
124 ;; `newsticker' for the customization group.
126 ;; All Newsticker options have reasonable default values, so that in most
127 ;; cases it is not necessary to customize settings before starting
128 ;; Newsticker for the first time.
130 ;; Newsticker options are organized in the following groups.
132 ;; * newsticker-feed contains options that define which news
133 ;; feeds are retrieved and how this is done.
134 ;; o newsticker-url-list defines the list of headlines which are
136 ;; o newsticker-retrieval-interval defines how often headlines are
138 ;; * newsticker-headline-processing contains options that define how the
139 ;; retrieved headlines are processed.
140 ;; o newsticker-keep-obsolete-items decides whether unread headlines that
141 ;; have been removed from the feed are kept in the Newsticker cache.
142 ;; * newsticker-layout contains options that define how the buffer for
143 ;; reading news headlines is formatted.
144 ;; o newsticker-item-format defines how the title of a headline is
146 ;; * newsticker-ticker contains options that define how headlines are shown
148 ;; o newsticker-display-interval and newsticker-scroll-smoothly define
149 ;; how headlines are shown in the echo area.
150 ;; * newsticker-hooks contains options for hooking other Emacs commands to
151 ;; newsticker functions.
152 ;; o newsticker-new-item-functions allows for automatic processing of
153 ;; headlines. See `newsticker-download-images', and
154 ;; `newsticker-download-enclosures' for sample functions.
155 ;; * newsticker-miscellaneous contains other Newsticker options.
157 ;; Please have a look at the customization buffers for the complete list of
162 ;; This newsticker is designed do its job silently in the background
163 ;; without disturbing you. However, it is probably impossible to prevent
164 ;; such a tool from slightly attenuating your Editor's responsiveness every
167 ;; Byte-compiling newsticker.el is recommended.
169 ;; ======================================================================
173 ;; * Rewrote feed parsing part. Newsticker now supports RSS 0.91,
174 ;; 0.92, 1.0, 2.0 as well as Atom 0.3 and 1.0 -- thanks to Thien-Thi
176 ;; * Changed auto-marking mechanism: Replaced variable
177 ;; `newsticker-auto-mark-filter' with new variable
178 ;; `newsticker-auto-mark-filter-list', which allows for looking not
179 ;; only at the title but also at the description of a headline.
180 ;; * Call `newsticker--ticker-text-setup' only after all pending
181 ;; downloads processes have finished.
182 ;; * Improved handling of coding systems.
183 ;; * Added magic autoload comments.
185 ;; - `hide-entry' was hiding too much when called for the last
187 ;; - update mode-line and menu-bar when necessary,
188 ;; - repaired `newsticker--imenu-goto',
189 ;; - other minor things.
192 ;; * Added commands `newsticker-show-extra' and `newsticker-hide-extra'
193 ;; to show and hide extra RSS elements, bound to "sx" and "hx"
194 ;; resp. Changed default value of `newsticker-show-all-rss-elements'
196 ;; * mode-line: Introduced special mode-line-format for newsticker.
197 ;; * Get feed logos only once every 24 h.
198 ;; * Default faces changed.
202 ;; * Tool-bar support: most important commands can be called from
204 ;; * Auto-Narrowing introduced: *newsticker* buffer can be narrowed to
205 ;; a single item (bound to key `xi') or a single feed (bound to
207 ;; * Enclosure support: enclosed items are shown (see
208 ;; `newsticker-enclosure-face') and can be (automatically) downloaded
209 ;; (see below). For those of you who read "podcasts".
210 ;; * Added variable `newsticker-auto-mark-filter' for automatically
211 ;; marking items as immortal or old.
212 ;; * Added hook variable `newsticker-new-item-functions' for handling
213 ;; new items. Added sample functions `newsticker-download-images',
214 ;; and `newsticker-download-enclosures'.
215 ;; * Added hook variable `newsticker-select-item-hook' which is run
216 ;; after `newsticker-(next|previous)-(new-)?-item'.
217 ;; * Added hook variable `newsticker-select-feed-hook' which is run
218 ;; after `newsticker-(next|previous)-feed'.
219 ;; * Added hook variable `newsticker-buffer-change-hook' which is run
220 ;; after the contents or visibility of the newsticker buffer has
221 ;; changed, e.g. after `newsticker-buffer-update' or
222 ;; `newsticker-show-feed-desc'.
223 ;; * Added command `newsticker-handle-url' for interactively launching
224 ;; arbitrary programs for URLs, bound to `C-RET'.
225 ;; * URLs in extra elements are clickable.
226 ;; * Better support for w3, added command
227 ;; `newsticker-w3m-show-inline-images' for displaying all inline
229 ;; * Insert an artificial headline which notifies about failed
231 ;; * Use pubDate element (RSS 2.0) instead of retrieval time when
233 ;; * Customizable options grouped.
234 ;; * Bugfixes: `newsticker--imenu-create-index'; strip whitespace
235 ;; from links; apply coding-system to extra-elements; time-comparison
236 ;; for obsolete items; and others which I have forgotten.
237 ;; * Workaround for another bug in xml-parse-region -- thanks to
238 ;; anonymous for sending patch.
239 ;; * Renamed invisible buffers ` *wget-newsticker-<feed>*' to
240 ;; ` *newsticker-wget-<feed>*'.
241 ;; * Tested with GNU Emacs versions 21.3 and 22.0 and XEmacs
244 ;; 1.6 * Support for (some) optional RSS elements: guid, dc:date. See
245 ;; `newsticker-show-all-rss-elements' `newsticker-extra-face'.
246 ;; * Better support for w3m -- `newsticker-default-face' is obsolete
247 ;; now, removed `newsticker-w3m-toggle-inline-image'.
248 ;; * Added `newsticker-desc-comp-max' -- comparison of item
249 ;; descriptions can take quite some time.
250 ;; * Added `newsticker--buffer-make-item-completely-visible' to
251 ;; ensure that the current item is fully visible.
252 ;; * Allow for non-positive retrieval-interval, which make newsticker
253 ;; get news only once.
254 ;; * Use :set for customizable variables.
255 ;; * Added `newsticker-buffer-force-update', bound to key `U'.
256 ;; * Added concept of obsolete items, see
257 ;; `newsticker-keep-obsolete-items', `newsticker-obsolete-item-face',
258 ;; `newsticker-obsolete-item-max-age'.
259 ;; * Added `newsticker-add-url'.
261 ;; * Save pre-formatted titles => even better performance!!
262 ;; * `newsticker-*-new-item' wraps at beginning/end of buffer.
263 ;; * Always sort obsolete items to end of item list.
265 ;; - newsticker-hide-entry,
266 ;; - changes of feed-titles led to duplicate feed items,
267 ;; - faces for rendered HTML texts,
268 ;; - length of ticker-text (for "exotic"/multibyte texts),
269 ;; Thanks to Hiroshi Maruyama.
270 ;; - suppress items with empty title and description
271 ;; - newsticker-sort-method was ignored!
272 ;; - prevent call of fill-region on HTML-rendered descriptions.
274 ;; 1.5 * Rewrote the visibility stuff. newsticker does not inherit
275 ;; outline anymore. Now you have complete freedom for
276 ;; `newsticker-*-format'.
277 ;; * Save pre-formatted descriptions => incredible performance boost!!
278 ;; * Introduced `newsticker-(start|stop)-ticker'.
279 ;; * Introduced statistics for heading-format and
280 ;; `newsticker-statistics-face'.
281 ;; * Introduced `newsticker-enable-logo-manipulations'.
282 ;; * Compare link of items (as well as title and desc).
283 ;; * Added `newsticker-start-hook' and `newsticker-stop-hook', thanks
285 ;; * Bugfixes -- thanks to Ryan Yeske, Jari Aalto, Bruce Ingalls.
286 ;; * Tested with Emacs 21.3.50, 21.3.1, 21.2, 21.1; XEmacs 21.4.15
288 ;; 1.4 * Enabled HTML rendering, added `newsticker-html-renderer' to
289 ;; choose a HTML rendering engine, thanks to Greg Scott for testing
290 ;; * New Outline handling using text properties instead of "**"
292 ;; * Added possibility to mark single item as old (bound to key
293 ;; `o' (`newsticker-mark-item-at-point-as-read').
294 ;; * Added possibility to mark single item as immortal (bound to key
295 ;; `i' (`newsticker-mark-item-at-point-as-immortal').
296 ;; * Added possibility to display feed logos.
297 ;; * Added `newsticker-heading-format', `newsticker-item-format'.
298 ;; * Added `newsticker-date-format'.
299 ;; * Added `newsticker-justification'.
300 ;; * Added `newsticker-automatically-mark-visited-items-as-old'.
301 ;; * Added `newsticker-w3m-toggle-inline-image' which calls
302 ;; `w3m-toggle-inline-image' if `newsticker-html-renderer' is
303 ;; `w3m-region'. Exists for convenience only (bound to key
306 ;; 1.3 * Compare title AND desc to check whether item is old, except
308 ;; * Mark as not-up-to-date only after new items have arrived.
309 ;; * Added XEmacs compatibility code, tested with XEmacs 21.4.13.
310 ;; * Tested with Emacs 21.3.50 and Emacs 21.2.something.
311 ;; * Bugfix: Apply coding-systems to feed title and description,
312 ;; thanks to OHASHI Akira
313 ;; * Bugfix: xml-parser-workaround did not work for japanese texts,
314 ;; thanks to OHASHI Akira
315 ;; * Kill wget-buffers unless newsticker-debug is not nil.
316 ;; * Bugfix: xml-parser-workaround for "DOCTYPE rdf:RDF"
318 ;; 1.2 Peter S Galbraith <psg@debian.org>
319 ;; * Added `newsticker-url-list-defaults', splitting the URLs into
320 ;; a customizable selection list, and a user add-on list.
321 ;; * Minor checkdoc fixes.
323 ;; 1.1 * Introduced optional feed-specific wget-arguments.
324 ;; * Keep order of feeds as given in `newsticker-url-list' in
325 ;; *newsticker* buffer.
326 ;; * Ignore unsupported coding systems.
328 ;; 1.0 * Introduced feed-specific retrieval-timers.
329 ;; * Removed dependency on 'cl (cddddr).
330 ;; * Thanks to Kevin Rodgers and T.V. Raman for their help.
331 ;; * Use utf-8 for reading and writing cache data.
332 ;; * Reported to work with Emacs 21.3.50.
334 ;; 0.99 * Minor tweaks.
335 ;; * Tested with Emacs 21.3.2
337 ;; 0.98 * Check exit status of wget processes. Keep cache data if
338 ;; something went wrong. Throw error when old wget-processes
339 ;; are hanging around.
340 ;; * Introduced newsticker-specific faces.
341 ;; * Added `newsticker-show-descriptions-of-new-items'.
342 ;; * Added `newsticker-hide-old-items-in-newsticker-buffer'.
343 ;; * Added `newsticker-(hide|show)-old-items'.
345 ;; 0.97 * Minor tweaks.
347 ;; 0.96 * Added caching.
348 ;; * newsticker-mode inherits outline-mode.
349 ;; * newsticker-mode supports imenu.
350 ;; * Easy buffer-navigation with newsticker-mode's keymap.
351 ;; * Some bugs fixed.
352 ;; * Thanks to Moritz Epple for documentation tips.
354 ;; 0.95 * Added newsticker-mode -- Thanks to T.V. Raman.
355 ;; * Catch xml-parser errors -- Thanks to T.V. Raman.
356 ;; * Remove stupid newlines in titles (headlines) -- Thanks to
359 ;; 0.94 * Added clickerability and description for channel headings.
360 ;; * Made it work for (at least some) rss 0.9<something> feeds.
362 ;; 0.93 * Added some more sites.
363 ;; * Do not flood the *Messages* buffer.
364 ;; * First attempt at handling coding systems.
366 ;; 0.92 * Added `newsticker-wget-name'.
367 ;; * Try to display message only if minibuffer and echo area are
368 ;; not in use already.
369 ;; * Dirty workaround for newer versions of xml.el: Remove
370 ;; whitespace in rdf.
371 ;; * Tested with Emacs 21.3.2 and CVS-snapshot of 2003-06-21.
373 ;; 0.91 * First bugfix: *newsticker* is read-only.
375 ;; 0.9 * First release.
376 ;; * Tested with Emacs 21.3.2 and wget 1.8.2.
378 ;; ======================================================================
381 ;; * Image handling for XEmacs (create-image does not exist)
383 ;; ======================================================================
390 (defvar tool-bar-map
)
392 (defvar w3m-minor-mode-map
)
394 ;; ======================================================================
395 ;;; Newsticker status
396 ;; ======================================================================
398 (defvar newsticker--retrieval-timer-list nil
399 "List of timers for news retrieval.
400 This is an alist, each element consisting of (feed-name . timer).")
402 (defvar newsticker--display-timer nil
403 "Timer for newsticker display.")
406 (defun newsticker-running-p ()
407 "Check whether newsticker is running.
408 Return t if newsticker is running, nil otherwise. Newsticker is
409 considered to be running if the newsticker timer list is not empty."
410 (> (length newsticker--retrieval-timer-list
) 0))
413 (defun newsticker-ticker-running-p ()
414 "Check whether newsticker's actual ticker is running.
415 Return t if ticker is running, nil otherwise. Newsticker is
416 considered to be running if the newsticker timer list is not
418 (timerp newsticker--display-timer
))
420 ;; ======================================================================
422 ;; ======================================================================
423 (defgroup newsticker nil
424 "Aggregator for RSS and Atom feeds."
425 :group
'applications
)
427 (defconst newsticker--raw-url-list-defaults
429 "http://export.cnet.com/export/feeds/news/rss/1,11176,,00.xml")
430 ("Debian Security Advisories"
431 "http://www.debian.org/security/dsa.en.rdf")
432 ("Debian Security Advisories - Long format"
433 "http://www.debian.org/security/dsa-long.en.rdf")
435 "http://www.emacswiki.org/cgi-bin/wiki.pl?action=rss"
439 "http://freshmeat.net/backend/fm.rdf")
441 "http://www.kuro5hin.org/backend.rdf")
442 ("LWN (Linux Weekly News)"
443 "http://lwn.net/headlines/rss")
445 "http://newsforge.com/index.rss")
446 ("NY Times: Technology"
447 "http://partners.userland.com/nytRss/technology.xml")
449 "http://partners.userland.com/nytRss/nytHomepage.xml")
451 "http://www.quotationspage.com/data/qotd.rss"
455 "http://www.theregister.co.uk/tonys/slashdot.rdf")
457 "http://slashdot.org/index.rss"
459 3600) ;/. will ban you if under 3600 seconds!
461 "http://www.wired.com/news_drop/netcenter/netcenter.rdf")
462 ("Heise News (german)"
463 "http://www.heise.de/newsticker/heise.rdf")
464 ("Tagesschau (german)"
465 "http://www.tagesschau.de/newsticker.rdf"
468 ("Telepolis (german)"
469 "http://www.heise.de/tp/news.rdf"))
470 "Default URL list in raw form.
471 This list is fed into defcustom via `newsticker--splicer'.")
473 (defun newsticker--splicer (item)
474 "Convert ITEM for splicing into `newsticker-url-list-defaults'."
475 (let ((result (list 'list
:tag
(nth 0 item
) (list 'const
(nth 0 item
))))
476 (element (cdr item
)))
478 (setq result
(append result
(list (list 'const
(car element
)))))
479 (setq element
(cdr element
)))
482 ;; ======================================================================
484 ;; ======================================================================
485 (defun newsticker--set-customvar (symbol value
)
486 "Set newsticker-variable SYMBOL value to VALUE.
488 Calls all actions which are necessary in order to make the new
489 value effective. Changing `newsticker-url-list', for example,
490 will re-start the retrieval-timers."
491 (unless (condition-case nil
492 (eq (symbol-value symbol
) value
)
495 (cond ((eq symbol
'newsticker-sort-method
)
496 (when (fboundp 'newsticker--cache-sort
)
497 (message "Applying new sort method...")
498 (newsticker--cache-sort)
499 (newsticker--buffer-set-uptodate nil
)
500 (message "Applying new sort method...done")))
501 ((memq symbol
'(newsticker-url-list-defaults
503 newsticker-retrieval-interval
))
504 (when (and (fboundp 'newsticker-running-p
)
505 (newsticker-running-p))
506 (message "Restarting newsticker")
509 ((eq symbol
'newsticker-display-interval
)
510 (when (and (fboundp 'newsticker-running-p
)
511 (newsticker-running-p))
512 (message "Restarting ticker")
513 (newsticker-stop-ticker)
514 (newsticker-start-ticker)
516 ((memq symbol
'(newsticker-hide-old-items-in-echo-area
517 newsticker-hide-obsolete-items-in-echo-area
518 newsticker-hide-immortal-items-in-echo-area
))
519 (when (and (fboundp 'newsticker-running-p
)
520 (newsticker-running-p))
521 (message "Restarting newsticker")
522 (newsticker-stop-ticker)
523 (newsticker--ticker-text-setup)
524 (newsticker-start-ticker)
526 ((memq symbol
'(newsticker-hide-old-items-in-newsticker-buffer
527 newsticker-show-descriptions-of-new-items
))
528 (when (fboundp 'newsticker--buffer-set-uptodate
)
529 (newsticker--buffer-set-uptodate nil
)))
530 ((memq symbol
'(newsticker-heading-format
531 newsticker-item-format
532 newsticker-desc-format
533 newsticker-date-format
534 newsticker-statistics-format
535 newsticker-justification
536 newsticker-use-full-width
537 newsticker-html-renderer
539 newsticker-new-item-face
540 newsticker-old-item-face
541 newsticker-immortal-item-face
542 newsticker-obsolete-item-face
544 newsticker-statistics-face
545 ;;newsticker-default-face
547 (when (fboundp 'newsticker--forget-preformatted
)
548 (newsticker--forget-preformatted)))
550 (error "Ooops %s" symbol
)))))
552 ;; customization group feed
553 (defgroup newsticker-feed nil
554 "Settings for news feeds."
557 (defcustom newsticker-url-list-defaults
559 "http://www.emacswiki.org/cgi-bin/wiki.pl?action=rss"
562 "A customizable list of news feeds to select from.
563 These were mostly extracted from the Radio Community Server at
564 http://subhonker6.userland.com/rcsPublic/rssHotlist.
566 You may add other entries in `newsticker-url-list'."
567 :type
`(set ,@(mapcar `newsticker--splicer
568 newsticker--raw-url-list-defaults
))
569 :set
'newsticker--set-customvar
570 :group
'newsticker-feed
)
572 (defcustom newsticker-url-list nil
573 "The news feeds which you like to watch.
575 This alist will be used in addition to selection made customizing
576 `newsticker-url-list-defaults'.
578 This is an alist. Each element consists of two items: a LABEL and a URL,
579 optionally followed by a START-TIME, INTERVAL specifier and WGET-ARGUMENTS.
581 The LABEL gives the name of the news feed. It can be an arbitrary string.
583 The URL gives the location of the news feed. It must point to a valid
584 RSS or Atom file. The file is retrieved by calling wget, or whatever you
585 specify as `newsticker-wget-name'.
587 The START-TIME can be either a string, or nil. If it is a string it
588 specifies a fixed time at which this feed shall be retrieved for the
589 first time. (Examples: \"11:00pm\", \"23:00\".) If it is nil (or
590 unspecified), this feed will be retrieved immediately after calling
593 The INTERVAL specifies the time between retrievals for this feed. If it
594 is nil (or unspecified) the default interval value as set in
595 `newsticker-retrieval-interval' is used.
597 \(newsticker.el calls `run-at-time'. The newsticker-parameters START-TIME
598 and INTERVAL correspond to the `run-at-time'-parameters TIME and REPEAT.)
600 WGET-ARGUMENTS specifies arguments for wget (see `newsticker-wget-name')
601 which apply for this feed only, overriding the value of
602 `newsticker-wget-arguments'."
603 :type
'(repeat (list :tag
"News feed"
604 (string :tag
"Label")
607 (const :tag
"Default" nil
)
608 (string :tag
"Fixed Time"))
609 (choice :tag
"Interval"
610 (const :tag
"Default" nil
)
611 (const :tag
"Hourly" 3600)
612 (const :tag
"Daily" 86400)
613 (const :tag
"Weekly" 604800)
614 (integer :tag
"Interval"))
615 (choice :tag
"Wget Arguments"
616 (const :tag
"Default arguments" nil
)
617 (repeat :tag
"Special arguments" string
))))
618 :set
'newsticker--set-customvar
619 :group
'newsticker-feed
)
621 (defcustom newsticker-wget-name
623 "Name of the program which is called to retrieve news from the web.
624 The canonical choice is wget but you may take any other program which is
625 able to return the contents of a news feed file on stdout."
627 :group
'newsticker-feed
)
629 (defcustom newsticker-wget-arguments
631 "Arguments which are passed to wget.
632 There is probably no reason to change the default settings, unless you
633 are living behind a firewall."
634 :type
'(repeat (string :tag
"Argument"))
635 :group
'newsticker-feed
)
637 (defcustom newsticker-retrieval-interval
639 "Time interval for retrieving new news items (seconds).
640 If this value is not positive (i.e. less than or equal to 0)
641 items are retrieved only once!
642 Please note that some feeds, e.g. Slashdot, will ban you if you
643 make it less than 1800 seconds (30 minutes)!"
644 :type
'(choice :tag
"Interval"
645 (const :tag
"No automatic retrieval" 0)
646 (const :tag
"Hourly" 3600)
647 (const :tag
"Daily" 86400)
648 (const :tag
"Weekly" 604800)
649 (integer :tag
"Interval"))
650 :set
'newsticker--set-customvar
651 :group
'newsticker-feed
)
653 (defcustom newsticker-desc-comp-max
655 "Relevant length of headline descriptions.
656 This value gives the maximum number of characters which will be
657 taken into account when newsticker compares two headline
660 :group
'newsticker-feed
)
662 ;; customization group behaviour
663 (defgroup newsticker-headline-processing nil
664 "Settings for the automatic processing of headlines."
667 (defcustom newsticker-automatically-mark-items-as-old
669 "Decides whether to automatically mark items as old.
670 If t a new item is considered as new only after its first retrieval. As
671 soon as it is retrieved a second time, it becomes old. If not t all
672 items stay new until you mark them as old. This is done in the
673 *newsticker* buffer."
675 :group
'newsticker-headline-processing
)
677 (defcustom newsticker-automatically-mark-visited-items-as-old
679 "Decides whether to automatically mark visited items as old.
680 If t an item is marked as old as soon as the associated link is
681 visited, i.e. after pressing RET or mouse2 on the item's
685 :group
'newsticker-headline-processing
)
687 (defcustom newsticker-keep-obsolete-items
689 "Decides whether to keep unread items which have been removed from feed.
690 If t a new item, which has been removed from the feed, is kept in
691 the cache until it is marked as read."
693 :group
'newsticker-headline-processing
)
695 (defcustom newsticker-obsolete-item-max-age
697 "Maximal age of obsolete items, in seconds.
698 Obsolete items which are older than this value will be silently
699 deleted at the next retrieval."
701 :group
'newsticker-headline-processing
)
703 (defcustom newsticker-auto-mark-filter-list
705 "A list of filters for automatically marking headlines.
707 This is an alist of the form (FEED-NAME PATTERN-LIST). I.e. each
708 element consists of a FEED-NAME a PATTERN-LIST. Each element of
709 the pattern-list has the form (AGE TITLE-OR-DESCRIPTION REGEXP).
710 AGE must be one of the symbols 'old or 'immortal.
711 TITLE-OR-DESCRIPTION must be on of the symbols 'title,
712 'description, or 'all. REGEXP is a regular expression, i.e. a
715 This filter is checked after a new headline has been retrieved.
716 If FEED-NAME matches the name of the corresponding news feed, the
717 pattern-list is checked: The new headline will be marked as AGE
718 if REGEXP matches the headline's TITLE-OR-DESCRIPTION.
720 If, for example, `newsticker-auto-mark-filter-list' looks like
721 \((slashdot ('old 'title \"^Forget me!$\") ('immortal 'title \"Read me\")
722 \('immortal 'all \"important\"))))
724 then all articles from slashdot are marked as old if they have
725 the title \"Forget me!\". All articles with a title containing
726 the string \"Read me\" are marked as immortal. All articles which
727 contain the string \"important\" in their title or their
728 description are marked as immortal."
729 :type
'(repeat (list :tag
"Auto mark filter"
730 (string :tag
"Feed name")
732 (list :tag
"Filter element"
734 :tag
"Auto-assigned age"
735 (const :tag
"Old" old
)
736 (const :tag
"Immortal" immortal
))
738 :tag
"Title/Description"
739 (const :tag
"Title" title
)
740 (const :tag
"Description" description
)
741 (const :tag
"All" all
))
742 (string :tag
"Regexp")))))
743 :group
'newsticker-headline-processing
)
745 ;; customization group layout
746 (defgroup newsticker-layout nil
747 "Settings for layout of the feed reader."
750 (defcustom newsticker-sort-method
751 'sort-by-original-order
752 "Sort method for news items.
753 The following sort methods are available:
754 * `sort-by-original-order' keeps the order in which the items
755 appear in the headline file (please note that for immortal items,
756 which have been removed from the news feed, there is no original
758 * `sort-by-time' looks at the time at which an item has been seen
759 the first time. The most recent item is put at top,
760 * `sort-by-title' will put the items in an alphabetical order."
762 (const :tag
"Keep original order" sort-by-original-order
)
763 (const :tag
"Sort by time" sort-by-time
)
764 (const :tag
"Sort by title" sort-by-title
))
765 :set
'newsticker--set-customvar
766 :group
'newsticker-layout
)
768 (defcustom newsticker-hide-old-items-in-newsticker-buffer
770 "Decides whether to automatically hide old items in the *newsticker* buffer.
771 If set to t old items will be completely folded and only new
772 items will show up in the *newsticker* buffer. Otherwise old as
773 well as new items will be visible."
775 :set
'newsticker--set-customvar
776 :group
'newsticker-layout
)
778 (defcustom newsticker-show-descriptions-of-new-items
780 "Whether to automatically show descriptions of new items in *newsticker*.
781 If set to t old items will be folded and new items will be
782 unfolded. Otherwise old as well as new items will be folded."
784 :set
'newsticker--set-customvar
785 :group
'newsticker-layout
)
787 (defcustom newsticker-heading-format
790 "Format string for feed headings.
791 The following printf-like specifiers can be used:
792 %d The date the feed was retrieved. See `newsticker-date-format'.
793 %l The logo (image) of the feed. Most news feeds provide a small
794 image as logo. Newsticker can display them, if Emacs can --
795 see `image-types' for a list of supported image types.
796 %L The logo (image) of the feed. If the logo is not available
797 the title of the feed is used.
798 %s The statistical data of the feed. See `newsticker-statistics-format'.
799 %t The title of the feed, i.e. its name."
801 :set
'newsticker--set-customvar
802 :group
'newsticker-layout
)
804 (defcustom newsticker-item-format
806 "Format string for news item headlines.
807 The following printf-like specifiers can be used:
808 %d The date the item was (first) retrieved. See `newsticker-date-format'.
809 %l The logo (image) of the feed. Most news feeds provide a small
810 image as logo. Newsticker can display them, if Emacs can --
811 see `image-types' for a list of supported image types.
812 %L The logo (image) of the feed. If the logo is not available
813 the title of the feed is used.
814 %t The title of the item."
816 :set
'newsticker--set-customvar
817 :group
'newsticker-layout
)
819 (defcustom newsticker-desc-format
821 "Format string for news descriptions (contents).
822 The following printf-like specifiers can be used:
823 %c The contents (description) of the item.
824 %d The date the item was (first) retrieved. See
825 `newsticker-date-format'."
827 :set
'newsticker--set-customvar
828 :group
'newsticker-layout
)
830 (defcustom newsticker-date-format
832 "Format for the date part in item and feed lines.
833 See `format-time-string' for a list of valid specifiers."
835 :set
'newsticker--set-customvar
836 :group
'newsticker-layout
)
838 (defcustom newsticker-statistics-format
839 "[%n + %i + %o + %O = %a]"
840 "Format for the statistics part in feed lines.
841 The following printf-like specifiers can be used:
842 %a The number of all items in the feed.
843 %i The number of immortal items in the feed.
844 %n The number of new items in the feed.
845 %o The number of old items in the feed.
846 %O The number of obsolete items in the feed."
848 :set
'newsticker--set-customvar
849 :group
'newsticker-layout
)
851 (defcustom newsticker-show-all-news-elements
853 "Show all news elements."
855 ;;:set 'newsticker--set-customvar
856 :group
'newsticker-layout
)
858 ;; image related things
859 (defcustom newsticker-enable-logo-manipulations
861 "If non-nil newsticker manipulates logo images.
862 This enables the following image properties: heuristic mask for all
863 logos, and laplace-conversion for images without new items."
865 :group
'newsticker-layout
)
869 (defcustom newsticker-justification
871 "How to fill item descriptions.
872 If non-nil newsticker calls `fill-region' to wrap long lines in
873 item descriptions. However, if an item description contains HTML
874 text and `newsticker-html-renderer' is non-nil, filling is not
876 :type
'(choice :tag
"Justification"
877 (const :tag
"No filling" nil
)
878 (const :tag
"Left" left
)
879 (const :tag
"Right" right
)
880 (const :tag
"Center" center
)
881 (const :tag
"Full" full
))
882 :set
'newsticker--set-customvar
883 :group
'newsticker-layout
)
885 (defcustom newsticker-use-full-width
887 "Decides whether to use the full window width when filling.
888 If non-nil newsticker sets `fill-column' so that the whole
889 window is used when filling. See also `newsticker-justification'."
891 :set
'newsticker--set-customvar
892 :group
'newsticker-layout
)
894 (defcustom newsticker-html-renderer
896 "Function for rendering HTML contents.
897 If non-nil, newsticker.el will call this function whenever it finds
898 HTML-like tags in item descriptions. Possible functions are, for
899 example, `w3m-region', `w3-region', and (if you have htmlr.el installed)
900 `newsticker-htmlr-render'.
902 In order to make sure that the HTML renderer is loaded when you
903 run newsticker, you should add one of the following statements to
904 your .emacs. If you use w3m,
906 (autoload 'w3m-region \"w3m\"
907 \"Render region in current buffer and replace with result.\" t)
916 :type
'(choice :tag
"Function"
917 (const :tag
"None" nil
)
918 (const :tag
"w3" w3-region
)
919 (const :tag
"w3m" w3m-region
)
920 (const :tag
"htmlr" newsticker-htmlr-render
))
921 :set
'newsticker--set-customvar
922 :group
'newsticker-layout
)
926 (defgroup newsticker-faces nil
927 "Settings for the faces of the feed reader."
928 :group
'newsticker-layout
)
930 (defface newsticker-feed-face
931 '((((class color
) (background dark
))
932 (:family
"helvetica" :bold t
:height
1.2 :foreground
"misty rose"))
933 (((class color
) (background light
))
934 (:family
"helvetica" :bold t
:height
1.2 :foreground
"black")))
935 "Face for news feeds."
936 :group
'newsticker-faces
)
938 (defface newsticker-new-item-face
939 '((((class color
) (background dark
))
940 (:family
"helvetica" :bold t
))
941 (((class color
) (background light
))
942 (:family
"helvetica" :bold t
)))
943 "Face for news items."
944 :group
'newsticker-faces
)
946 (defface newsticker-old-item-face
947 '((((class color
) (background dark
))
948 (:family
"helvetica" :bold t
:foreground
"orange3"))
949 (((class color
) (background light
))
950 (:family
"helvetica" :bold t
:foreground
"red4")))
951 "Face for old news items."
952 :group
'newsticker-faces
)
954 (defface newsticker-immortal-item-face
955 '((((class color
) (background dark
))
956 (:family
"helvetica" :bold t
:italic t
:foreground
"orange"))
957 (((class color
) (background light
))
958 (:family
"helvetica" :bold t
:italic t
:foreground
"blue")))
959 "Face for immortal news items."
960 :group
'newsticker-faces
)
962 (defface newsticker-obsolete-item-face
963 '((((class color
) (background dark
))
964 (:family
"helvetica" :bold t
:strike-through t
))
965 (((class color
) (background light
))
966 (:family
"helvetica" :bold t
:strike-through t
)))
967 "Face for old news items."
968 :group
'newsticker-faces
)
970 (defface newsticker-date-face
971 '((((class color
) (background dark
))
972 (:family
"helvetica" :italic t
:height
0.8))
973 (((class color
) (background light
))
974 (:family
"helvetica" :italic t
:height
0.8)))
975 "Face for newsticker dates."
976 :group
'newsticker-faces
)
978 (defface newsticker-statistics-face
979 '((((class color
) (background dark
))
980 (:family
"helvetica" :italic t
:height
0.8))
981 (((class color
) (background light
))
982 (:family
"helvetica" :italic t
:height
0.8)))
983 "Face for newsticker dates."
984 :group
'newsticker-faces
)
986 (defface newsticker-enclosure-face
987 '((((class color
) (background dark
))
988 (:bold t
:background
"orange"))
989 (((class color
) (background light
))
990 (:bold t
:background
"orange")))
991 "Face for enclosed elements."
992 :group
'newsticker-faces
)
994 (defface newsticker-extra-face
995 '((((class color
) (background dark
))
996 (:italic t
:foreground
"gray50" :height
0.8))
997 (((class color
) (background light
))
998 (:italic t
:foreground
"gray50" :height
0.8)))
999 "Face for newsticker dates."
1000 :group
'newsticker-faces
)
1002 ;; (defface newsticker-default-face
1003 ;; '((((class color) (background dark))
1004 ;; (:inherit default))
1005 ;; (((class color) (background light))
1006 ;; (:inherit default)))
1007 ;; "Face for the description of news items."
1008 ;; ;;:set 'newsticker--set-customvar
1009 ;; :group 'newsticker-faces)
1012 ;; customization group ticker
1013 (defgroup newsticker-ticker nil
1014 "Settings for the headline ticker."
1017 (defcustom newsticker-display-interval
1019 "Time interval for displaying news items in the echo area (seconds).
1020 If equal or less than 0 no messages are shown in the echo area. For
1021 smooth display (see `newsticker-scroll-smoothly') a value of 0.3 seems
1022 reasonable. For non-smooth display a value of 10 is a good starting
1025 :set
'newsticker--set-customvar
1026 :group
'newsticker-ticker
)
1028 (defcustom newsticker-scroll-smoothly
1030 "Decides whether to flash or scroll news items.
1031 If t the news headlines are scrolled (more-or-less) smoothly in the echo
1032 area. If nil one headline after another is displayed in the echo area.
1033 The variable `newsticker-display-interval' determines how fast this
1034 display moves/changes and whether headlines are shown in the echo area
1035 at all. If you change `newsticker-scroll-smoothly' you should also change
1036 `newsticker-display-interval'."
1038 :group
'newsticker-ticker
)
1040 (defcustom newsticker-hide-immortal-items-in-echo-area
1042 "Decides whether to show immortal/non-expiring news items in the ticker.
1043 If t the echo area will not show immortal items. See also
1044 `newsticker-hide-old-items-in-echo-area'."
1046 :set
'newsticker--set-customvar
1047 :group
'newsticker-ticker
)
1049 (defcustom newsticker-hide-old-items-in-echo-area
1051 "Decides whether to show only the newest news items in the ticker.
1052 If t the echo area will show only new items, i.e. only items which have
1053 been added between the last two retrievals."
1055 :set
'newsticker--set-customvar
1056 :group
'newsticker-ticker
)
1058 (defcustom newsticker-hide-obsolete-items-in-echo-area
1060 "Decides whether to show obsolete items items in the ticker.
1061 If t the echo area will not show obsolete items. See also
1062 `newsticker-hide-old-items-in-echo-area'."
1064 :set
'newsticker--set-customvar
1065 :group
'newsticker-ticker
)
1067 (defgroup newsticker-hooks nil
1068 "Settings for newsticker hooks."
1071 (defcustom newsticker-start-hook
1073 "Hook run when starting newsticker.
1074 This hook is run at the very end of `newsticker-start'."
1075 :options
'(newsticker-start-ticker)
1077 :group
'newsticker-hooks
)
1079 (defcustom newsticker-stop-hook
1081 "Hook run when stopping newsticker.
1082 This hook is run at the very end of `newsticker-stop'."
1085 :group
'newsticker-hooks
)
1087 (defcustom newsticker-new-item-functions
1089 "List of functions run after a new headline has been retrieved.
1090 Each function is called with the following three arguments:
1091 FEED the name of the corresponding news feed,
1092 TITLE the title of the headline,
1093 DESC the decoded description of the headline.
1095 See `newsticker-download-images', and
1096 `newsticker-download-enclosures' for sample functions.
1098 Please note that these functions are called only once for a
1099 headline after it has been retrieved for the first time."
1101 :options
'(newsticker-download-images
1102 newsticker-download-enclosures
)
1103 :group
'newsticker-hooks
)
1105 (defcustom newsticker-select-item-hook
1106 'newsticker--buffer-make-item-completely-visible
1107 "List of functions run after a headline has been selected.
1108 Each function is called after one of `newsticker-next-item',
1109 `newsticker-next-new-item', `newsticker-previous-item',
1110 `newsticker-previous-new-item' has been called.
1112 The default value 'newsticker--buffer-make-item-completely-visible
1113 assures that the current item is always completely visible."
1115 :options
'(newsticker--buffer-make-item-completely-visible)
1116 :group
'newsticker-hooks
)
1118 (defcustom newsticker-select-feed-hook
1119 'newsticker--buffer-make-item-completely-visible
1120 "List of functions run after a feed has been selected.
1121 Each function is called after one of `newsticker-next-feed', and
1122 `newsticker-previous-feed' has been called.
1124 The default value 'newsticker--buffer-make-item-completely-visible
1125 assures that the current feed is completely visible."
1127 :options
'(newsticker--buffer-make-item-completely-visible)
1128 :group
'newsticker-hooks
)
1130 (defcustom newsticker-buffer-change-hook
1131 'newsticker-w3m-show-inline-images
1132 "List of functions run after the newsticker buffer has been updated.
1133 Each function is called after `newsticker-buffer-update' has been called.
1135 The default value '`newsticker-w3m-show-inline-images' loads inline
1138 :group
'newsticker-hooks
)
1140 (defcustom newsticker-narrow-hook
1141 'newsticker-w3m-show-inline-images
1142 "List of functions run after narrowing in newsticker buffer has changed.
1143 Each function is called after
1144 `newsticker-toggle-auto-narrow-to-feed' or
1145 `newsticker-toggle-auto-narrow-to-item' has been called.
1147 The default value '`newsticker-w3m-show-inline-images' loads inline
1150 :group
'newsticker-hooks
)
1152 (defgroup newsticker-miscellaneous nil
1153 "Miscellaneous newsticker settings."
1156 (defcustom newsticker-cache-filename
1157 "~/.newsticker-cache"
1158 "Name of the newsticker cache file."
1160 :group
'newsticker-miscellaneous
)
1162 (defcustom newsticker-imagecache-dirname
1163 "~/.newsticker-images"
1164 "Name of the directory where newsticker stores cached images."
1166 :group
'newsticker-miscellaneous
)
1169 (defcustom newsticker-debug
1171 "Enables some features needed for debugging newsticker.el.
1173 If set to t newsticker.el will print lots of debugging messages, and the
1174 buffers *newsticker-wget-<feed>* will not be closed."
1176 ;;:set 'newsticker--set-customvar
1177 :group
'newsticker-miscellaneous
)
1179 ;; ======================================================================
1180 ;;; Compatibility section, XEmacs, Emacs
1181 ;; ======================================================================
1182 (unless (fboundp 'time-add
)
1183 (require 'time-date
);;FIXME
1184 (defun time-add (t1 t2
)
1185 (seconds-to-time (+ (time-to-seconds t1
) (time-to-seconds t2
)))))
1187 (unless (fboundp 'match-string-no-properties
)
1188 (defalias 'match-string-no-properties
'match-string
))
1190 (unless (fboundp 'replace-regexp-in-string
)
1191 (defun replace-regexp-in-string (re rp st
)
1192 (save-match-data ;; apparently XEmacs needs save-match-data
1193 (replace-in-string st re rp
))))
1195 ;; copied from subr.el
1196 (unless (fboundp 'add-to-invisibility-spec
)
1197 (defun add-to-invisibility-spec (arg)
1198 "Add elements to `buffer-invisibility-spec'.
1199 See documentation for `buffer-invisibility-spec' for the kind of elements
1201 (if (eq buffer-invisibility-spec t
)
1202 (setq buffer-invisibility-spec
(list t
)))
1203 (setq buffer-invisibility-spec
1204 (cons arg buffer-invisibility-spec
))))
1206 ;; copied from subr.el
1207 (unless (fboundp 'remove-from-invisibility-spec
)
1208 (defun remove-from-invisibility-spec (arg)
1209 "Remove elements from `buffer-invisibility-spec'."
1210 (if (consp buffer-invisibility-spec
)
1211 (setq buffer-invisibility-spec
1212 (delete arg buffer-invisibility-spec
)))))
1214 ;; ======================================================================
1215 ;;; Internal variables
1216 ;; ======================================================================
1217 (defvar newsticker--item-list nil
1218 "List of newsticker items.")
1219 (defvar newsticker--item-position
0
1220 "Actual position in list of newsticker items.")
1221 (defvar newsticker--prev-message
"There was no previous message yet!"
1222 "Last message that the newsticker displayed.")
1223 (defvar newsticker--scrollable-text
""
1224 "The text which is scrolled smoothly in the echo area.")
1225 (defvar newsticker--buffer-uptodate-p nil
1226 "Tells whether the newsticker buffer is up to date.")
1227 (defvar newsticker--latest-update-time
(current-time)
1228 "The time at which the latest news arrived.")
1229 (defvar newsticker--process-ids nil
1230 "List of PIDs of active newsticker processes.")
1232 (defvar newsticker--cache nil
"Cached newsticker data.
1233 This is a list of the form
1236 (title description link time age index preformatted-contents
1240 (title description link time age index preformatted-contents
1245 where LABEL is a symbol. TITLE, DESCRIPTION, and LINK are
1246 strings. TIME is a time value as returned by `current-time'.
1247 AGE is a symbol: 'new, 'old, 'immortal, and 'obsolete denote
1248 ordinary news items, whereas 'feed denotes an item which is not a
1249 headline but describes the feed itself. INDEX denotes the
1250 original position of the item -- used for restoring the original
1251 order. PREFORMATTED-CONTENTS and PREFORMATTED-TITLE hold the
1252 formatted contents of the item's description and title. This
1253 speeds things up if HTML rendering is used, which is rather
1256 (defvar newsticker--auto-narrow-to-feed nil
1257 "Automatically narrow to current news feed.
1258 If non-nil only the items of the current news feed are visible.")
1260 (defvar newsticker--auto-narrow-to-item nil
1261 "Automatically narrow to current news item.
1262 If non-nil only the current headline is visible.")
1264 (defconst newsticker--error-headline
1265 "[COULD NOT DOWNLOAD HEADLINES!]"
1266 "Title of error headline which will be inserted if news retrieval fails.")
1268 ;; ======================================================================
1270 ;; ======================================================================
1271 (defconst newsticker--next-item-image
1272 (if (fboundp 'create-image
)
1273 (create-image "/* XPM */
1274 static char * next_xpm[] = {
1344 "Image for the next item button."))
1346 (defconst newsticker--previous-item-image
1347 (if (fboundp 'create-image
)
1348 (create-image "/* XPM */
1349 static char * previous_xpm[] = {
1416 "Image for the previous item button."))
1418 (defconst newsticker--previous-feed-image
1419 (if (fboundp 'create-image
)
1420 (create-image "/* XPM */
1421 static char * prev_feed_xpm[] = {
1485 \" .:. .!!<>,'%. \",
1486 \" .&. .~[}>{*=-. \",
1487 \" .$. .|1,2/%@. \",
1501 "Image for the previous feed button."))
1503 (defconst newsticker--next-feed-image
1504 (if (fboundp 'create-image
)
1505 (create-image "/* XPM */
1506 static char * next_feed_xpm[] = {
1575 \" .%:<[}||. .). \",
1576 \" .&*=12'3~. .-. \",
1577 \" .$45=6<7. .@. \",
1591 "Image for the next feed button."))
1593 (defconst newsticker--mark-read-image
1594 (if (fboundp 'create-image
)
1595 (create-image "/* XPM */
1596 static char * mark_read_xpm[] = {
1668 "Image for the next feed button."))
1670 (defconst newsticker--mark-immortal-image
1671 (if (fboundp 'create-image
)
1672 (create-image "/* XPM */
1673 static char * mark_immortal_xpm[] = {
1772 \" $ @ % & * * = - + + \",
1773 \" @ ; > , ' ) ' ! * - ~ @ \",
1774 \" @ { > ! ] ^ / / ( ' * ; _ : \",
1775 \" < _ ; [ ) / } | } / ] , 1 2 3 4 \",
1776 \" 5 6 7 , ] 8 9 9 9 } ^ ! = ~ 0 a \",
1777 \" b c 6 - , ] 8 9 9 9 } ^ ! % ~ 0 d 5 \",
1778 \" : e _ ; * ) / 8 } } / ] , 1 2 3 f 5 \",
1779 \" : g h { = i j ^ / ^ ] ! * ; k e l m \",
1780 \" : f n o ; > , ' ) ' ! * - 2 0 p q r \",
1781 \" : s g 0 6 ; % > * * = - ~ h t l u r \",
1782 \" v u w x y k ~ z A z B o C D E F G b \",
1783 \" 5 H I J e 0 h K h C c x L M N . \",
1784 \" 4 O P q Q d g x g J L R H S T < \",
1785 \" @ T U P F q V q M H N W X + \",
1786 \" @ Y T O W G G W O X Y @ \",
1787 \" 4 Z ` Y Y Y .` 4 4 \",
1794 "Image for the next feed button."))
1797 (defconst newsticker--narrow-image
1798 (if (fboundp 'create-image
)
1799 (create-image "/* XPM */
1800 static char * narrow_xpm[] = {
1853 \" .................. \",
1854 \" .+@#$%&*=*-;>,')!. \",
1855 \" .................. \",
1858 \" .................. \",
1859 \" .~{]^/(___:<[}|12. \",
1860 \" .................. \",
1863 \" .................. \",
1864 \" .!3@45>666789'0ab. \",
1865 \" .................. \",
1868 \" .................. \",
1869 \" .cccdefghhgficccc. \",
1870 \" .................. \",
1876 "Image for the next feed button."))
1878 (defconst newsticker--get-all-image
1879 (if (fboundp 'create-image
)
1880 (create-image "/* XPM */
1881 static char * get_all_xpm[] = {
1957 \" ................... \",
1958 \" .+@#$%&*=*&-;>,')!. \",
1959 \" ................... \",
1961 \" ................... \",
1962 \" .~{]^/(___:<[}|123. \",
1963 \" ................... \",
1965 \" ................... \",
1966 \" .45678909abcdefg. \",
1967 \" .h5icj7jklmeno. \",
1968 \" .pq5drrmshft. \",
1979 "Image for the next feed button."))
1982 (defconst newsticker--update-image
1983 (if (fboundp 'create-image
)
1984 (create-image "/* XPM */
1985 static char * update_xpm[] = {
2050 "Image for the update button."))
2052 (defconst newsticker--browse-image
2053 (if (fboundp 'create-image
)
2054 (create-image "/* XPM */
2055 static char * visit_xpm[] = {
2104 \" .++.%%%#&.++. \",
2105 \" .++.$%%%#*=.++. \",
2106 \" .++.-@;##$*>,.++. \",
2107 \" .++.')!&@@*=~{].++. \",
2108 \" .++.^{~>---)/(_:<.++. \",
2109 \" .++.^[,~/~'(_}|.++. \",
2110 \" .++.]_1[12^:|.++. \",
2111 \" .++.:}33:45.++. \",
2112 \" .++.<5567.++. \",
2122 "Image for the browse button."))
2125 (defvar newsticker-tool-bar-map
2126 (if (featurep 'xemacs
)
2128 (let ((tool-bar-map (make-sparse-keymap)))
2129 (define-key tool-bar-map
[newsticker-sep-1
]
2130 (list 'menu-item
"--double-line"))
2131 (define-key tool-bar-map
[newsticker-browse-url
]
2132 (list 'menu-item
"newsticker-browse-url" 'newsticker-browse-url
2134 :help
"Browse URL for item at point"
2135 :image newsticker--browse-image
))
2136 (define-key tool-bar-map
[newsticker-buffer-force-update
]
2137 (list 'menu-item
"newsticker-buffer-force-update"
2138 'newsticker-buffer-force-update
2140 :help
"Update newsticker buffer"
2141 :image newsticker--update-image
2142 :enable
'(not newsticker--buffer-uptodate-p
)))
2143 (define-key tool-bar-map
[newsticker-get-all-news
]
2144 (list 'menu-item
"newsticker-get-all-news" 'newsticker-get-all-news
2146 :help
"Get news for all feeds"
2147 :image newsticker--get-all-image
))
2148 (define-key tool-bar-map
[newsticker-mark-item-at-point-as-read
]
2149 (list 'menu-item
"newsticker-mark-item-at-point-as-read"
2150 'newsticker-mark-item-at-point-as-read
2152 :image newsticker--mark-read-image
2153 :help
"Mark current item as read"
2154 :enable
'(newsticker-item-not-old-p)))
2155 (define-key tool-bar-map
[newsticker-mark-item-at-point-as-immortal
]
2156 (list 'menu-item
"newsticker-mark-item-at-point-as-immortal"
2157 'newsticker-mark-item-at-point-as-immortal
2159 :image newsticker--mark-immortal-image
2160 :help
"Mark current item as immortal"
2161 :enable
'(newsticker-item-not-immortal-p)))
2162 (define-key tool-bar-map
[newsticker-toggle-auto-narrow-to-feed
]
2163 (list 'menu-item
"newsticker-toggle-auto-narrow-to-feed"
2164 'newsticker-toggle-auto-narrow-to-feed
2166 :help
"Toggle visibility of other feeds"
2167 :image newsticker--narrow-image
))
2168 (define-key tool-bar-map
[newsticker-next-feed
]
2169 (list 'menu-item
"newsticker-next-feed" 'newsticker-next-feed
2171 :help
"Go to next feed"
2172 :image newsticker--next-feed-image
2173 :enable
'(newsticker-next-feed-available-p)))
2174 (define-key tool-bar-map
[newsticker-next-item
]
2175 (list 'menu-item
"newsticker-next-item" 'newsticker-next-item
2177 :help
"Go to next item"
2178 :image newsticker--next-item-image
2179 :enable
'(newsticker-next-item-available-p)))
2180 (define-key tool-bar-map
[newsticker-previous-item
]
2181 (list 'menu-item
"newsticker-previous-item" 'newsticker-previous-item
2183 :help
"Go to previous item"
2184 :image newsticker--previous-item-image
2185 :enable
'(newsticker-previous-item-available-p)))
2186 (define-key tool-bar-map
[newsticker-previous-feed
]
2187 (list 'menu-item
"newsticker-previous-feed" 'newsticker-previous-feed
2189 :help
"Go to previous feed"
2190 :image newsticker--previous-feed-image
2191 :enable
'(newsticker-previous-feed-available-p)))
2192 ;; standard icons / actions
2193 (tool-bar-add-item "close"
2194 'newsticker-close-buffer
2195 'newsticker-close-buffer
2196 :help
"Close newsticker buffer")
2197 (tool-bar-add-item "preferences"
2198 'newsticker-customize
2199 'newsticker-customize
2200 :help
"Customize newsticker")
2203 ;; ======================================================================
2205 ;; ======================================================================
2207 (define-derived-mode newsticker-mode fundamental-mode
2209 "Viewing news feeds in Emacs."
2210 (set (make-local-variable 'tool-bar-map
) newsticker-tool-bar-map
)
2211 (set (make-local-variable 'imenu-sort-function
) nil
)
2212 (set (make-local-variable 'scroll-conservatively
) 999)
2213 (setq imenu-create-index-function
'newsticker--imenu-create-index
)
2214 (setq imenu-default-goto-function
'newsticker--imenu-goto
)
2215 (setq buffer-read-only t
)
2216 (auto-fill-mode -
1) ;; turn auto-fill off!
2217 (font-lock-mode -
1) ;; turn off font-lock!!
2218 (set (make-local-variable 'font-lock-defaults
) nil
)
2219 (set (make-local-variable 'line-move-ignore-invisible
) t
)
2220 (setq mode-line-format
2222 'mode-line-mule-info
2224 'mode-line-frame-identification
2226 '(newsticker--buffer-uptodate-p
2230 '(:eval
(format "[%d]" (length newsticker--process-ids
)))
2232 '(:eval
(newsticker--buffer-get-feed-title-at-point))
2234 '(:eval
(newsticker--buffer-get-item-title-at-point))
2236 (unless newsticker-show-all-news-elements
2237 (add-to-invisibility-spec 'extra
))
2238 (newsticker--buffer-set-uptodate nil
))
2240 ;; refine its mode-map
2241 (define-key newsticker-mode-map
"sO" 'newsticker-show-old-items
)
2242 (define-key newsticker-mode-map
"hO" 'newsticker-hide-old-items
)
2243 (define-key newsticker-mode-map
"sa" 'newsticker-show-all-desc
)
2244 (define-key newsticker-mode-map
"ha" 'newsticker-hide-all-desc
)
2245 (define-key newsticker-mode-map
"sf" 'newsticker-show-feed-desc
)
2246 (define-key newsticker-mode-map
"hf" 'newsticker-hide-feed-desc
)
2247 (define-key newsticker-mode-map
"so" 'newsticker-show-old-item-desc
)
2248 (define-key newsticker-mode-map
"ho" 'newsticker-hide-old-item-desc
)
2249 (define-key newsticker-mode-map
"sn" 'newsticker-show-new-item-desc
)
2250 (define-key newsticker-mode-map
"hn" 'newsticker-hide-new-item-desc
)
2251 (define-key newsticker-mode-map
"se" 'newsticker-show-entry
)
2252 (define-key newsticker-mode-map
"he" 'newsticker-hide-entry
)
2253 (define-key newsticker-mode-map
"sx" 'newsticker-show-extra
)
2254 (define-key newsticker-mode-map
"hx" 'newsticker-hide-extra
)
2256 (define-key newsticker-mode-map
" " 'scroll-up
)
2257 (define-key newsticker-mode-map
"q" 'newsticker-close-buffer
)
2258 (define-key newsticker-mode-map
"p" 'newsticker-previous-item
)
2259 (define-key newsticker-mode-map
"P" 'newsticker-previous-new-item
)
2260 (define-key newsticker-mode-map
"F" 'newsticker-previous-feed
)
2261 (define-key newsticker-mode-map
"\t" 'newsticker-next-item
)
2262 (define-key newsticker-mode-map
"n" 'newsticker-next-item
)
2263 (define-key newsticker-mode-map
"N" 'newsticker-next-new-item
)
2264 (define-key newsticker-mode-map
"f" 'newsticker-next-feed
)
2265 (define-key newsticker-mode-map
"M" 'newsticker-mark-all-items-as-read
)
2266 (define-key newsticker-mode-map
"m"
2267 'newsticker-mark-all-items-at-point-as-read
)
2268 (define-key newsticker-mode-map
"o"
2269 'newsticker-mark-item-at-point-as-read
)
2270 (define-key newsticker-mode-map
"G" 'newsticker-get-all-news
)
2271 (define-key newsticker-mode-map
"g" 'newsticker-get-news-at-point
)
2272 (define-key newsticker-mode-map
"u" 'newsticker-buffer-update
)
2273 (define-key newsticker-mode-map
"U" 'newsticker-buffer-force-update
)
2274 (define-key newsticker-mode-map
"a" 'newsticker-add-url
)
2276 (define-key newsticker-mode-map
"i"
2277 'newsticker-mark-item-at-point-as-immortal
)
2279 (define-key newsticker-mode-map
"xf"
2280 'newsticker-toggle-auto-narrow-to-feed
)
2281 (define-key newsticker-mode-map
"xi"
2282 'newsticker-toggle-auto-narrow-to-item
)
2284 ;; maps for the clickable portions
2285 (defvar newsticker--url-keymap
(make-sparse-keymap)
2286 "Key map for click-able headings in the newsticker buffer.")
2287 (define-key newsticker--url-keymap
[mouse-2
]
2288 'newsticker-mouse-browse-url
)
2289 (define-key newsticker--url-keymap
"\n"
2290 'newsticker-browse-url
)
2291 (define-key newsticker--url-keymap
"\C-m"
2292 'newsticker-browse-url
)
2293 (define-key newsticker--url-keymap
[(control return
)]
2294 'newsticker-handle-url
)
2297 (defvar newsticker-menu
(make-sparse-keymap "Newsticker"))
2299 (define-key newsticker-menu
[newsticker-browse-url
]
2300 '("Browse URL for item at point" . newsticker-browse-url
))
2301 (define-key newsticker-menu
[newsticker-separator-1
]
2303 (define-key newsticker-menu
[newsticker-buffer-update
]
2304 '("Update buffer" . newsticker-buffer-update
))
2305 (define-key newsticker-menu
[newsticker-separator-2
]
2307 (define-key newsticker-menu
[newsticker-get-all-news
]
2308 '("Get news from all feeds" . newsticker-get-all-news
))
2309 (define-key newsticker-menu
[newsticker-get-news-at-point
]
2310 '("Get news from feed at point" . newsticker-get-news-at-point
))
2311 (define-key newsticker-menu
[newsticker-separator-3
]
2313 (define-key newsticker-menu
[newsticker-mark-all-items-as-read
]
2314 '("Mark all items as read" . newsticker-mark-all-items-as-read
))
2315 (define-key newsticker-menu
[newsticker-mark-all-items-at-point-as-read
]
2316 '("Mark all items in feed at point as read" .
2317 newsticker-mark-all-items-at-point-as-read
))
2318 (define-key newsticker-menu
[newsticker-mark-item-at-point-as-read
]
2319 '("Mark item at point as read" .
2320 newsticker-mark-item-at-point-as-read
))
2321 (define-key newsticker-menu
[newsticker-mark-item-at-point-as-immortal
]
2322 '("Toggle immortality for item at point" .
2323 newsticker-mark-item-at-point-as-immortal
))
2324 (define-key newsticker-menu
[newsticker-separator-4
]
2326 (define-key newsticker-menu
[newsticker-hide-old-items
]
2327 '("Hide old items" . newsticker-hide-old-items
))
2328 (define-key newsticker-menu
[newsticker-show-old-items
]
2329 '("Show old items" . newsticker-show-old-items
))
2330 (define-key newsticker-menu
[newsticker-next-item
]
2331 '("Go to next item" . newsticker-next-item
))
2332 (define-key newsticker-menu
[newsticker-previous-item
]
2333 '("Go to previous item" . newsticker-previous-item
))
2335 ;; bind menu to mouse
2336 (define-key newsticker-mode-map
[down-mouse-3
] newsticker-menu
)
2337 ;; Put menu in menu-bar
2338 (define-key newsticker-mode-map
[menu-bar Newsticker
]
2339 (cons "Newsticker" newsticker-menu
))
2342 ;; ======================================================================
2344 ;; ======================================================================
2345 (defsubst newsticker--title
(item)
2346 "Return title of ITEM."
2348 (defsubst newsticker--desc
(item)
2349 "Return description of ITEM."
2351 (defsubst newsticker--link
(item)
2352 "Return link of ITEM."
2354 (defsubst newsticker--time
(item)
2355 "Return time of ITEM."
2357 (defsubst newsticker--age
(item)
2358 "Return age of ITEM."
2360 (defsubst newsticker--pos
(item)
2361 "Return position/index of ITEM."
2363 (defsubst newsticker--preformatted-contents
(item)
2364 "Return pre-formatted text of ITEM."
2366 (defsubst newsticker--preformatted-title
(item)
2367 "Return pre-formatted title of ITEM."
2369 (defsubst newsticker--extra
(item)
2370 "Return extra attributes of ITEM."
2372 (defsubst newsticker--guid
(item)
2373 "Return guid of ITEM."
2374 (let ((guid (assoc 'guid
(newsticker--extra item
))))
2377 (car (xml-node-children guid
)))))
2378 (defsubst newsticker--enclosure
(item)
2379 "Return enclosure element of ITEM in the form \(...FIXME...\) or nil."
2380 (let ((enclosure (assoc 'enclosure
(newsticker--extra item
))))
2382 (xml-node-attributes enclosure
))))
2384 ;; ======================================================================
2386 ;; ======================================================================
2389 (defun newsticker-start (&optional do-not-complain-if-running
)
2390 "Start the newsticker.
2391 Start the timers for display and retrieval. If the newsticker, i.e. the
2392 timers, are running already a warning message is printed unless
2393 DO-NOT-COMPLAIN-IF-RUNNING is not nil.
2394 Run `newsticker-start-hook' if newsticker was not running already."
2396 (let ((running (newsticker-running-p)))
2397 ;; read old cache if it exists and newsticker is not running
2399 (let* ((coding-system-for-read 'utf-8
)
2400 (buf (find-file-noselect newsticker-cache-filename
)))
2403 (goto-char (point-min))
2405 (setq newsticker--cache
(read buf
))
2407 (message "Error while reading newsticker cache file!")
2408 (setq newsticker--cache nil
))))))
2409 ;; start retrieval timers -- for sake of simplicity we will start
2410 ;; one timer for each feed
2411 (mapc (lambda (item)
2412 (let* ((feed-name (car item
))
2413 (start-time (nth 2 item
))
2414 (interval (or (nth 3 item
)
2415 newsticker-retrieval-interval
))
2416 (timer (assoc (car item
)
2417 newsticker--retrieval-timer-list
)))
2419 (or do-not-complain-if-running
2420 (message "Timer for %s is running already!"
2422 (newsticker--debug-msg "Starting timer for %s: %s, %d"
2423 feed-name start-time interval
)
2424 ;; do not repeat retrieval if interval not positive
2426 (setq interval nil
))
2427 ;; Suddenly XEmacs doesn't like start-time 0
2428 (if (or (not start-time
)
2429 (and (numberp start-time
) (= start-time
0)))
2430 (setq start-time
1))
2431 ;; (message "start-time %s" start-time)
2432 (setq timer
(run-at-time start-time interval
2433 'newsticker-get-news feed-name
))
2435 (add-to-list 'newsticker--retrieval-timer-list
2436 (cons feed-name timer
))))))
2437 (append newsticker-url-list-defaults newsticker-url-list
))
2439 (run-hooks 'newsticker-start-hook
)
2440 (message "Newsticker started!"))))
2443 (defun newsticker-start-ticker ()
2444 "Start newsticker's ticker (but not the news retrieval).
2445 Start display timer for the actual ticker if wanted and not
2448 (if (and (> newsticker-display-interval
0)
2449 (not newsticker--display-timer
))
2450 (setq newsticker--display-timer
2451 (run-at-time newsticker-display-interval
2452 newsticker-display-interval
2453 'newsticker--display-tick
))))
2455 (defun newsticker-stop ()
2456 "Stop the newsticker and the newsticker-ticker.
2457 Cancel the timers for display and retrieval. Run `newsticker-stop-hook'
2458 if newsticker has been running."
2460 (newsticker--cache-update t
)
2461 (newsticker-stop-ticker)
2462 (when (newsticker-running-p)
2463 (mapc (lambda (name-and-timer)
2464 (cancel-timer (cdr name-and-timer
)))
2465 newsticker--retrieval-timer-list
)
2466 (setq newsticker--retrieval-timer-list nil
)
2467 (run-hooks 'newsticker-stop-hook
)
2468 (message "Newsticker stopped!")))
2470 (defun newsticker-stop-ticker ()
2471 "Stop newsticker's ticker (but not the news retrieval)."
2473 (when newsticker--display-timer
2474 (cancel-timer newsticker--display-timer
)
2475 (setq newsticker--display-timer nil
)))
2477 ;; the functions we need for retrieval and display
2479 (defun newsticker-show-news ()
2480 "Switch to newsticker buffer. You may want to bind this to a key."
2482 (newsticker-start t
) ;; will start only if not running
2483 (newsticker-buffer-update)
2484 (switch-to-buffer "*newsticker*"))
2486 (defun newsticker-buffer-force-update ()
2487 "Update the newsticker buffer, even if not necessary."
2489 (newsticker-buffer-update t
))
2491 (defun newsticker-buffer-update (&optional force
)
2492 "Update the *newsticker* buffer.
2493 Unless FORCE is t this is done only if necessary, i.e. when the
2494 *newsticker* buffer is not up-to-date."
2496 ;; bring cache data into proper order....
2497 (newsticker--cache-sort)
2500 (let ((buf (get-buffer "*newsticker*")))
2502 (switch-to-buffer buf
)
2503 (switch-to-buffer (get-buffer-create "*newsticker*"))
2504 (newsticker--buffer-set-uptodate nil
)))
2506 (not newsticker--buffer-uptodate-p
))
2507 (message "Preparing newsticker buffer...")
2508 (setq buffer-undo-list t
)
2509 (let ((inhibit-read-only t
))
2510 (set-buffer-modified-p nil
)
2513 ;; Emacs 21.3.50 does not care if we turn off auto-fill in the
2514 ;; definition of newsticker-mode, so we do it here (again)
2517 (set-buffer-file-coding-system 'utf-8
)
2519 (if newsticker-use-full-width
2520 (set (make-local-variable 'fill-column
) (1- (window-width))))
2521 (newsticker--buffer-insert-all-items)
2523 ;; FIXME: needed for methods buffer in ecb
2524 ;; (set-visited-file-name "*newsticker*")
2526 (set-buffer-modified-p nil
)
2527 (newsticker-hide-all-desc)
2528 (if newsticker-hide-old-items-in-newsticker-buffer
2529 (newsticker-hide-old-items))
2530 (if newsticker-show-descriptions-of-new-items
2531 (newsticker-show-new-item-desc))
2534 (newsticker--buffer-set-uptodate t
)
2535 (run-hooks 'newsticker-buffer-change-hook
)))
2537 (defun newsticker-get-all-news ()
2538 "Launch retrieval of news from all configured newsticker sites.
2539 This does NOT start the retrieval timers."
2541 ;; launch retrieval of news
2542 (mapc (lambda (item)
2543 (newsticker-get-news (car item
)))
2544 (append newsticker-url-list-defaults newsticker-url-list
)))
2546 (defun newsticker-get-news-at-point ()
2547 "Launch retrieval of news for the feed point is in.
2548 This does NOT start the retrieval timers."
2550 ;; launch retrieval of news
2551 (let ((feed (get-text-property (point) 'feed
)))
2553 (newsticker--debug-msg "Getting news for %s" (symbol-name feed
))
2554 (newsticker-get-news (symbol-name feed
)))))
2556 (defun newsticker-add-url (url name
)
2557 "Add given URL under given NAME to `newsticker-url-list'.
2558 If URL is nil it is searched at point."
2561 (read-string "URL: "
2567 (if (> (point) (+ (point-min) 100))
2572 "http://[-a-zA-Z0-9&/_.]*"
2573 (if (< (point) (- (point-max) 200))
2577 (buffer-substring-no-properties (match-beginning 0)
2579 (read-string "Name: ")))
2580 (add-to-list 'newsticker-url-list
(list name url nil nil nil
) t
)
2581 (customize-variable 'newsticker-url-list
))
2583 (defun newsticker-w3m-show-inline-images ()
2584 "Show inline images in visible text ranges.
2585 In-line images in invisible text ranges are hidden. This function
2586 calls `w3m-toggle-inline-image'. It works only if
2587 `newsticker-html-renderer' is set to `w3m-region'."
2589 (if (eq newsticker-html-renderer
'w3m-region
)
2590 (let ((inhibit-read-only t
))
2594 (goto-char (point-min))
2595 (let ((pos (point)))
2597 (setq pos
(next-single-property-change pos
'w3m-image
))
2600 (when (get-text-property pos
'w3m-image
)
2601 (let ((invis (newsticker--lists-intersect-p
2602 (get-text-property (1- (point))
2604 buffer-invisibility-spec
)))
2607 pos
(next-single-property-change pos
2609 (w3m-toggle-inline-image t
))))))))))))
2611 ;; ======================================================================
2613 ;; ======================================================================
2614 (defun newsticker-close-buffer ()
2615 "Close the newsticker buffer."
2617 (newsticker--cache-update t
)
2620 (defun newsticker-next-new-item (&optional do-not-wrap-at-eob
)
2621 "Go to next new news item.
2622 If no new item is found behind point, search is continued at
2623 beginning of buffer unless optional argument DO-NOT-WRAP-AT-EOB
2629 (unless (newsticker--buffer-goto '(item) 'new
)
2630 ;; found nothing -- wrap
2631 (unless do-not-wrap-at-eob
2632 (goto-char (point-min))
2633 (newsticker-next-new-item t
))
2634 (setq go-ahead nil
))
2635 (unless (newsticker--lists-intersect-p
2636 (get-text-property (point) 'invisible
)
2637 buffer-invisibility-spec
)
2638 ;; this item is invisible -- continue search
2639 (setq go-ahead nil
))))
2640 (run-hooks 'newsticker-select-item-hook
)
2643 (defun newsticker-previous-new-item (&optional do-not-wrap-at-bob
)
2644 "Go to previous new news item.
2645 If no new item is found before point, search is continued at
2646 beginning of buffer unless optional argument DO-NOT-WRAP-AT-BOB
2652 (unless (newsticker--buffer-goto '(item) 'new t
)
2653 (unless do-not-wrap-at-bob
2654 (goto-char (point-max))
2655 (newsticker--buffer-goto '(item) 'new t
)))
2656 (unless (newsticker--lists-intersect-p
2657 (get-text-property (point) 'invisible
)
2658 buffer-invisibility-spec
)
2659 (setq go-ahead nil
))))
2660 (run-hooks 'newsticker-select-item-hook
)
2663 (defun newsticker-next-item (&optional do-not-wrap-at-eob
)
2664 "Go to next news item.
2665 Return new buffer position.
2666 If no item is found below point, search is continued at beginning
2667 of buffer unless optional argument DO-NOT-WRAP-AT-EOB is
2672 (search-list '(item)))
2673 (if newsticker--auto-narrow-to-item
2674 (setq search-list
'(item feed
)))
2676 (unless (newsticker--buffer-goto search-list
)
2677 ;; found nothing -- wrap
2678 (unless do-not-wrap-at-eob
2679 (goto-char (point-min)))
2680 (setq go-ahead nil
))
2681 (unless (newsticker--lists-intersect-p
2682 (get-text-property (point) 'invisible
)
2683 buffer-invisibility-spec
)
2684 (setq go-ahead nil
))))
2685 (run-hooks 'newsticker-select-item-hook
)
2686 (force-mode-line-update)
2689 (defun newsticker-previous-item (&optional do-not-wrap-at-bob
)
2690 "Go to previous news item.
2691 Return new buffer position.
2692 If no item is found before point, search is continued at
2693 beginning of buffer unless optional argument DO-NOT-WRAP-AT-BOB
2698 (search-list '(item)))
2699 (if newsticker--auto-narrow-to-item
2700 (setq search-list
'(item feed
)))
2702 (unless do-not-wrap-at-bob
2703 (goto-char (point-max))))
2705 (if (newsticker--buffer-goto search-list nil t
)
2706 (unless (newsticker--lists-intersect-p
2707 (get-text-property (point) 'invisible
)
2708 buffer-invisibility-spec
)
2709 (setq go-ahead nil
))
2710 (goto-char (point-min))
2711 (setq go-ahead nil
))))
2712 (run-hooks 'newsticker-select-item-hook
)
2713 (force-mode-line-update)
2716 (defun newsticker-next-feed ()
2717 "Go to next news feed.
2718 Return new buffer position."
2721 (newsticker--buffer-goto '(feed))
2722 (run-hooks 'newsticker-select-feed-hook
)
2723 (force-mode-line-update)
2726 (defun newsticker-previous-feed ()
2727 "Go to previous news feed.
2728 Return new buffer position."
2731 (newsticker--buffer-goto '(feed) nil t
)
2732 (run-hooks 'newsticker-select-feed-hook
)
2733 (force-mode-line-update)
2736 (defun newsticker-mark-all-items-at-point-as-read ()
2737 "Mark all items as read and clear ticker contents."
2739 (when (or newsticker--buffer-uptodate-p
2741 "Buffer is not up to date -- really mark items as read? "))
2742 (let ((feed (get-text-property (point) 'feed
))
2745 (message "Marking all items as read for %s" (symbol-name feed
))
2746 (newsticker--cache-replace-age newsticker--cache feed
'new
'old
)
2747 (newsticker--cache-replace-age newsticker--cache feed
'obsolete
2749 (newsticker--cache-update)
2750 (newsticker--buffer-set-uptodate nil
)
2751 (newsticker--ticker-text-setup)
2752 (newsticker-buffer-update)
2753 ;; go back to where we came frome
2756 (newsticker--buffer-goto '(feed) nil t
)))))
2758 (defun newsticker-mark-item-at-point-as-read (&optional respect-immortality
)
2759 "Mark item at point as read.
2760 If optional argument RESPECT-IMMORTALITY is not nil immortal items do
2763 (when (or newsticker--buffer-uptodate-p
2765 "Buffer is not up to date -- really mark this item as read? "))
2766 (let ((feed (get-text-property (point) 'feed
))
2770 (newsticker--buffer-beginning-of-item)
2771 (let ((inhibit-read-only t
)
2772 (age (get-text-property (point) 'nt-age
))
2773 (title (get-text-property (point) 'nt-title
))
2774 (guid (get-text-property (point) 'nt-guid
))
2775 (nt-desc (get-text-property (point) 'nt-desc
))
2776 (pos (save-excursion (newsticker--buffer-end-of-item))))
2777 (when (or (eq age
'new
)
2779 (and (eq age
'immortal
)
2780 (not respect-immortality
)))
2782 (setq item
(newsticker--cache-contains newsticker--cache
2787 (setcar (nthcdr 4 item
) 'old
)
2788 (newsticker--do-forget-preformatted item
))
2790 (if (or (and (eq age
'new
)
2791 newsticker-hide-immortal-items-in-echo-area
)
2792 (and (memq age
'(old immortal
))
2794 (eq newsticker-hide-old-items-in-newsticker-buffer
2795 newsticker-hide-immortal-items-in-echo-area
))))
2796 (newsticker--ticker-text-remove feed title
))
2801 (put-text-property (point) pos
'nt-age
'old
)
2802 (newsticker--buffer-set-faces (point) pos
)))
2803 (set-buffer-modified-p nil
))))
2805 (newsticker-next-item t
)))))
2807 (defun newsticker-mark-item-at-point-as-immortal ()
2808 "Mark item at point as read."
2810 (when (or newsticker--buffer-uptodate-p
2812 "Buffer is not up to date -- really mark this item as read? "))
2813 (let ((feed (get-text-property (point) 'feed
))
2817 (newsticker--buffer-beginning-of-item)
2818 (let ((inhibit-read-only t
)
2819 (oldage (get-text-property (point) 'nt-age
))
2820 (title (get-text-property (point) 'nt-title
))
2821 (guid (get-text-property (point) 'nt-guid
))
2822 (pos (save-excursion (newsticker--buffer-end-of-item))))
2823 (let ((newage 'immortal
))
2824 (if (eq oldage
'immortal
)
2826 (setq item
(newsticker--cache-contains newsticker--cache
2827 feed title nil nil nil
2831 (setcar (nthcdr 4 item
) newage
)
2832 (newsticker--do-forget-preformatted item
))
2833 (if (or (and (eq newage
'immortal
)
2834 newsticker-hide-immortal-items-in-echo-area
)
2835 (and (eq newage
'obsolete
)
2836 newsticker-hide-obsolete-items-in-echo-area
)
2837 (and (eq oldage
'immortal
)
2839 (eq newsticker-hide-old-items-in-newsticker-buffer
2840 newsticker-hide-immortal-items-in-echo-area
))))
2841 (newsticker--ticker-text-remove feed title
)
2842 (newsticker--ticker-text-setup))
2846 (put-text-property (point) pos
'nt-age newage
)
2847 (if (eq newage
'immortal
)
2848 (put-text-property (point) pos
'nt-age
'immortal
)
2849 (put-text-property (point) pos
'nt-age
'old
))
2850 (newsticker--buffer-set-faces (point) pos
))))))
2852 (newsticker-next-item t
))))))
2854 (defun newsticker-mark-all-items-as-read ()
2855 "Mark all items as read and clear ticker contents."
2857 (when (or newsticker--buffer-uptodate-p
2859 "Buffer is not up to date -- really mark items as read? "))
2860 (newsticker--cache-replace-age newsticker--cache
'any
'new
'old
)
2861 (newsticker--buffer-set-uptodate nil
)
2862 (newsticker--ticker-text-setup)
2863 (newsticker--cache-update)
2864 (newsticker-buffer-update)))
2866 (defun newsticker-hide-extra ()
2867 "Hide the extra elements of items."
2869 (newsticker--buffer-hideshow 'extra nil
)
2870 (newsticker--buffer-redraw))
2872 (defun newsticker-show-extra ()
2873 "Show the extra elements of items."
2875 (newsticker--buffer-hideshow 'extra t
)
2876 (newsticker--buffer-redraw))
2878 (defun newsticker-hide-old-item-desc ()
2879 "Hide the description of old items."
2881 (newsticker--buffer-hideshow 'desc-old nil
)
2882 (newsticker--buffer-redraw))
2884 (defun newsticker-show-old-item-desc ()
2885 "Show the description of old items."
2887 (newsticker--buffer-hideshow 'item-old t
)
2888 (newsticker--buffer-hideshow 'desc-old t
)
2889 (newsticker--buffer-redraw))
2891 (defun newsticker-hide-new-item-desc ()
2892 "Hide the description of new items."
2894 (newsticker--buffer-hideshow 'desc-new nil
)
2895 (newsticker--buffer-hideshow 'desc-immortal nil
)
2896 (newsticker--buffer-hideshow 'desc-obsolete nil
)
2897 (newsticker--buffer-redraw))
2899 (defun newsticker-show-new-item-desc ()
2900 "Show the description of new items."
2902 (newsticker--buffer-hideshow 'desc-new t
)
2903 (newsticker--buffer-hideshow 'desc-immortal t
)
2904 (newsticker--buffer-hideshow 'desc-obsolete t
)
2905 (newsticker--buffer-redraw))
2907 (defun newsticker-hide-feed-desc ()
2908 "Hide the description of feeds."
2910 (newsticker--buffer-hideshow 'desc-feed nil
)
2911 (newsticker--buffer-redraw))
2913 (defun newsticker-show-feed-desc ()
2914 "Show the description of old items."
2916 (newsticker--buffer-hideshow 'desc-feed t
)
2917 (newsticker--buffer-redraw))
2919 (defun newsticker-hide-all-desc ()
2920 "Hide the descriptions of feeds and all items."
2922 (newsticker--buffer-hideshow 'desc-feed nil
)
2923 (newsticker--buffer-hideshow 'desc-immortal nil
)
2924 (newsticker--buffer-hideshow 'desc-obsolete nil
)
2925 (newsticker--buffer-hideshow 'desc-new nil
)
2926 (newsticker--buffer-hideshow 'desc-old nil
)
2927 (newsticker--buffer-redraw))
2929 (defun newsticker-show-all-desc ()
2930 "Show the descriptions of feeds and all items."
2932 (newsticker--buffer-hideshow 'desc-feed t
)
2933 (newsticker--buffer-hideshow 'desc-immortal t
)
2934 (newsticker--buffer-hideshow 'desc-obsolete t
)
2935 (newsticker--buffer-hideshow 'desc-new t
)
2936 (newsticker--buffer-hideshow 'desc-old t
)
2937 (newsticker--buffer-redraw))
2939 (defun newsticker-hide-old-items ()
2942 (newsticker--buffer-hideshow 'desc-old nil
)
2943 (newsticker--buffer-hideshow 'item-old nil
)
2944 (newsticker--buffer-redraw))
2946 (defun newsticker-show-old-items ()
2949 (newsticker--buffer-hideshow 'item-old t
)
2950 (newsticker--buffer-redraw))
2952 (defun newsticker-hide-entry ()
2953 "Hide description of entry at point."
2957 (inhibit-read-only t
)
2958 inv-prop org-inv-prop
2960 (newsticker--buffer-beginning-of-item)
2961 (newsticker--buffer-goto '(desc))
2962 (setq pos1
(max (point-min) (1- (point))))
2963 (newsticker--buffer-goto '(extra feed item nil
))
2964 (setq pos2
(max (point-min) (1- (point))))
2965 (setq inv-prop
(get-text-property pos1
'invisible
))
2966 (setq org-inv-prop
(get-text-property pos1
'org-invisible
))
2967 (cond ((eq inv-prop t
)
2970 ((eq org-inv-prop nil
)
2971 (add-text-properties pos1 pos2
2973 'org-invisible inv-prop
)))
2976 (add-text-properties pos1 pos2
2977 (list 'invisible org-inv-prop
))
2978 (remove-text-properties pos1 pos2
'(org-invisible))))))
2979 (newsticker--buffer-redraw))
2981 (defun newsticker-show-entry ()
2982 "Show description of entry at point."
2986 (inhibit-read-only t
)
2987 inv-prop org-inv-prop
2989 (newsticker--buffer-beginning-of-item)
2990 (newsticker--buffer-goto '(desc))
2991 (setq pos1
(max (point-min) (1- (point))))
2992 (newsticker--buffer-goto '(extra feed item
))
2993 (setq pos2
(max (point-min) (1- (point))))
2994 (setq inv-prop
(get-text-property pos1
'invisible
))
2995 (setq org-inv-prop
(get-text-property pos1
'org-invisible
))
2996 (cond ((eq org-inv-prop nil
)
2997 (add-text-properties pos1 pos2
2998 (list 'invisible nil
2999 'org-invisible inv-prop
)))
3002 (add-text-properties pos1 pos2
3003 (list 'invisible org-inv-prop
))
3004 (remove-text-properties pos1 pos2
'(org-invisible))))))
3005 (newsticker--buffer-redraw))
3007 (defun newsticker-toggle-auto-narrow-to-feed ()
3008 "Toggle narrowing to current news feed.
3009 If auto-narrowing is active, only news item of the current feed
3012 (newsticker-set-auto-narrow-to-feed
3013 (not newsticker--auto-narrow-to-feed
)))
3015 (defun newsticker-set-auto-narrow-to-feed (value)
3016 "Turn narrowing to current news feed on or off.
3017 If VALUE is nil, auto-narrowing is turned off, otherwise it is turned on."
3019 (setq newsticker--auto-narrow-to-item nil
)
3020 (setq newsticker--auto-narrow-to-feed value
)
3022 (newsticker--buffer-make-item-completely-visible)
3023 (run-hooks 'newsticker-narrow-hook
))
3025 (defun newsticker-toggle-auto-narrow-to-item ()
3026 "Toggle narrowing to current news item.
3027 If auto-narrowing is active, only one item of the current feed
3030 (newsticker-set-auto-narrow-to-item
3031 (not newsticker--auto-narrow-to-item
)))
3033 (defun newsticker-set-auto-narrow-to-item (value)
3034 "Turn narrowing to current news item on or off.
3035 If VALUE is nil, auto-narrowing is turned off, otherwise it is turned on."
3037 (setq newsticker--auto-narrow-to-feed nil
)
3038 (setq newsticker--auto-narrow-to-item value
)
3040 (newsticker--buffer-make-item-completely-visible)
3041 (run-hooks 'newsticker-narrow-hook
))
3043 (defun newsticker-customize ()
3044 "Open the newsticker customization group."
3046 (customize-group "newsticker"))
3048 (defun newsticker-next-feed-available-p ()
3049 "Return t if position is before last feed, nil otherwise."
3052 (newsticker--buffer-goto '(feed))
3053 (not (= p
(point))))))
3055 (defun newsticker-previous-feed-available-p ()
3056 "Return t if position is behind first feed, nil otherwise."
3059 (newsticker--buffer-goto '(feed) nil t
)
3060 (not (= p
(point))))))
3062 (defun newsticker-next-item-available-p ()
3063 "Return t if position is before last feed, nil otherwise."
3066 (while (< (point) (point-max))
3067 (unless (newsticker--buffer-goto '(item))
3068 (throw 'result nil
))
3069 (unless (newsticker--lists-intersect-p
3070 (get-text-property (point) 'invisible
)
3071 buffer-invisibility-spec
)
3072 (throw 'result t
))))))
3074 (defun newsticker-previous-item-available-p ()
3075 "Return t if position is behind first item, nil otherwise."
3078 (while (> (point) (point-min))
3079 (unless (newsticker--buffer-goto '(item) nil t
)
3080 (throw 'result nil
))
3081 (unless (newsticker--lists-intersect-p
3082 (get-text-property (point) 'invisible
)
3083 buffer-invisibility-spec
)
3084 (throw 'result t
))))))
3086 (defun newsticker-item-not-old-p ()
3087 "Return t if there is an item at point which is not old, nil otherwise."
3088 (when (get-text-property (point) 'feed
)
3090 (newsticker--buffer-beginning-of-item)
3091 (let ((age (get-text-property (point) 'nt-age
)))
3092 (and (memq age
'(new immortal obsolete
)) t
)))))
3094 (defun newsticker-item-not-immortal-p ()
3095 "Return t if there is an item at point which is not immortal, nil otherwise."
3096 (when (get-text-property (point) 'feed
)
3098 (newsticker--buffer-beginning-of-item)
3099 (let ((age (get-text-property (point) 'nt-age
)))
3100 (and (memq age
'(new old obsolete
)) t
)))))
3102 ;; ======================================================================
3104 ;; ======================================================================
3105 (defun newsticker-get-news (feed-name)
3106 "Get news from the site FEED-NAME and load feed logo.
3107 FEED-NAME must be a string which occurs as the label (i.e. the first element)
3108 in an element of `newsticker-url-list' or `newsticker-url-list-defaults'."
3109 (newsticker--debug-msg "%s: Getting news for %s"
3110 (format-time-string "%A, %H:%M" (current-time))
3112 (let* ((buffername (concat " *newsticker-wget-" feed-name
"*"))
3113 (item (or (assoc feed-name newsticker-url-list
)
3114 (assoc feed-name newsticker-url-list-defaults
)
3116 "Cannot get news for %s: Check newsticker-url-list"
3119 (wget-arguments (or (car (cdr (cdr (cdr (cdr item
)))))
3120 newsticker-wget-arguments
)))
3122 (set-buffer (get-buffer-create buffername
))
3124 ;; throw an error if there is an old wget-process around
3125 (if (get-process feed-name
)
3126 (error "Another wget-process is running for %s" feed-name
))
3128 (let* ((args (append wget-arguments
(list url
)))
3129 (proc (apply 'start-process feed-name buffername
3130 newsticker-wget-name args
)))
3131 (set-process-coding-system proc
'no-conversion
'no-conversion
)
3132 (set-process-sentinel proc
'newsticker--sentinel
)
3133 (setq newsticker--process-ids
(cons (process-id proc
)
3134 newsticker--process-ids
))
3135 (force-mode-line-update)))))
3137 (defun newsticker-mouse-browse-url (event)
3138 "Call `browse-url' for the link of the item at which the EVENT occurred."
3141 (switch-to-buffer (window-buffer (posn-window (event-end event
))))
3142 (let ((url (get-text-property (posn-point (event-end event
))
3147 (goto-char (posn-point (event-end event
)))
3148 (if newsticker-automatically-mark-visited-items-as-old
3149 (newsticker-mark-item-at-point-as-read t
)))))))
3151 (defun newsticker-browse-url ()
3152 "Call `browse-url' for the link of the item at point."
3154 (let ((url (get-text-property (point) 'nt-link
)))
3157 (if newsticker-automatically-mark-visited-items-as-old
3158 (newsticker-mark-item-at-point-as-read t
)))))
3160 (defvar newsticker-open-url-history
3161 '("wget" "xmms" "realplay")
3164 (defun newsticker-handle-url ()
3165 "Ask for a program to open the link of the item at point."
3167 (let ((url (get-text-property (point) 'nt-link
)))
3169 (let ((prog (read-string "Open url with: " nil
3170 'newsticker-open-url-history
)))
3172 (message "%s %s" prog url
)
3173 (start-process prog prog prog url
)
3174 (if newsticker-automatically-mark-visited-items-as-old
3175 (newsticker-mark-item-at-point-as-read t
)))))))
3177 (defun newsticker--sentinel (process event
)
3178 "Sentinel for extracting news titles from an RDF buffer.
3179 Argument PROCESS is the process which has just changed its state.
3180 Argument EVENT tells what has happened to the process."
3181 (let* ((p-status (process-status process
))
3182 (exit-status (process-exit-status process
))
3183 (time (current-time))
3184 (name (process-name process
))
3185 (name-symbol (intern name
))
3186 (something-was-added nil
))
3187 ;; catch known errors (zombie processes, rubbish-xml etc.
3188 ;; if an error occurs the news feed is not updated!
3190 (unless (and (eq p-status
'exit
)
3192 (setq newsticker--cache
3193 (newsticker--cache-add
3196 newsticker--error-headline
3198 (concat "%s: Newsticker could not retrieve news from %s.\n"
3199 "Return status: `%s'\n"
3201 (format-time-string "%A, %H:%M" (current-time))
3202 name event
(process-command process
))
3207 (message "%s: Error while retrieving news from %s"
3208 (format-time-string "%A, %H:%M" (current-time))
3209 (process-name process
))
3211 (let* ((coding-system 'utf-8
)
3213 (save-current-buffer
3214 (set-buffer (process-buffer process
))
3215 ;; a very very dirty workaround to overcome the
3216 ;; problems with the newest (20030621) xml.el:
3217 ;; remove all unnecessary whitespace
3218 (goto-char (point-min))
3219 (while (re-search-forward ">[ \t\r\n]+<" nil t
)
3220 (replace-match "><" nil t
))
3221 ;; and another brutal workaround (20031105)! For some
3222 ;; reason the xml parser does not like the colon in the
3223 ;; doctype name "rdf:RDF"
3224 (goto-char (point-min))
3225 (if (re-search-forward "<!DOCTYPE[ \t\n]+rdf:RDF" nil t
)
3226 (replace-match "<!DOCTYPE rdfColonRDF" nil t
))
3227 ;; finally.... ~##^°!!!!!
3228 (goto-char (point-min))
3229 (while (search-forward "\r\n" nil t
)
3230 (replace-match "\n" nil t
))
3231 ;; still more brutal workarounds (20040309)! The xml
3232 ;; parser does not like doctype rss
3233 (goto-char (point-min))
3234 (if (re-search-forward "<!DOCTYPE[ \t\n]+rss[ \t\n]*>" nil t
)
3235 (replace-match "" nil t
))
3236 ;; And another one (20050618)! (Fixed in GNU Emacs 22.0.50.18)
3237 ;; Remove comments to avoid this xml-parsing bug:
3238 ;; "XML files can have only one toplevel tag"
3239 (goto-char (point-min))
3240 (while (search-forward "<!--" nil t
)
3241 (let ((start (match-beginning 0)))
3242 (unless (search-forward "-->" nil t
)
3243 (error "Can't find end of comment"))
3244 (delete-region start
(point))))
3245 ;; And another one (20050702)! If description is HTML
3246 ;; encoded and starts with a `<', wrap the whole
3247 ;; description in a CDATA expression. This happened for
3248 ;; http://www.thefreedictionary.com/_/WoD/rss.aspx?type=quote
3249 (goto-char (point-min))
3250 (while (re-search-forward
3251 "<description>\\(<img.*?\\)</description>" nil t
)
3253 "<description><![CDATA[ \\1 ]]></description>"))
3255 (set-buffer-modified-p nil
)
3256 ;; check coding system
3257 (goto-char (point-min))
3258 (if (re-search-forward "encoding=\"\\([^\"]+\\)\""
3260 (setq coding-system
(intern (downcase (match-string 1))))
3263 (check-coding-system coding-system
)
3264 (coding-system-error
3266 "newsticker.el: ignoring coding system %s for %s"
3269 ;; Decode if possible
3271 (decode-coding-region (point-min) (point-max)
3273 (condition-case errordata
3274 ;; The xml parser might fail
3275 ;; or the xml might be bugged
3276 (xml-parse-region (point-min) (point-max))
3277 (error (message "Could not parse %s: %s"
3278 (buffer-name) (cadr errordata
))
3279 (throw 'oops nil
)))))
3280 (topnode (car node-list
))
3281 (channelnode (car (xml-get-children topnode
'channel
)))
3283 ;; mark all items as obsolete
3284 (newsticker--cache-replace-age newsticker--cache
3287 (newsticker--cache-replace-age newsticker--cache
3290 (newsticker--cache-replace-age newsticker--cache
3292 'feed
'obsolete-old
)
3294 ;; check Atom/RSS version and call corresponding parser
3295 (condition-case error-data
3298 ((and (eq 'rss
(xml-node-name topnode
))
3299 (string= "0.91" (xml-get-attribute topnode
'version
)))
3300 (setq imageurl
(newsticker--get-logo-url-rss-0.91 topnode
))
3301 (newsticker--parse-rss-0.91 name time topnode
))
3303 ((and (eq 'rss
(xml-node-name topnode
))
3304 (string= "0.92" (xml-get-attribute topnode
'version
)))
3305 (setq imageurl
(newsticker--get-logo-url-rss-0.92 topnode
))
3306 (newsticker--parse-rss-0.92 name time topnode
))
3308 ((eq 'rdf
:RDF
(xml-node-name topnode
))
3309 (setq imageurl
(newsticker--get-logo-url-rss-1.0 topnode
))
3310 (newsticker--parse-rss-1.0 name time topnode
))
3312 ((and (eq 'rss
(xml-node-name topnode
))
3313 (string= "2.0" (xml-get-attribute topnode
'version
)))
3314 (setq imageurl
(newsticker--get-logo-url-rss-2.0 topnode
))
3315 (newsticker--parse-rss-2.0 name time topnode
))
3317 ((and (eq 'feed
(xml-node-name topnode
))
3318 (string= "http://purl.org/atom/ns#"
3319 (xml-get-attribute topnode
'xmlns
)))
3320 (setq imageurl
(newsticker--get-logo-url-atom-0.3 topnode
))
3321 (newsticker--parse-atom-0.3 name time topnode
))
3323 ((and (eq 'feed
(xml-node-name topnode
))
3324 (string= "http://www.w3.org/2005/Atom"
3325 (xml-get-attribute topnode
'xmlns
)))
3326 (setq imageurl
(newsticker--get-logo-url-atom-1.0 topnode
))
3327 (newsticker--parse-atom-1.0 name time topnode
))
3328 ;; unknown feed type
3330 (newsticker--debug-msg "Feed type unknown: %s: %s"
3331 (xml-node-name topnode
) name
)
3333 (setq something-was-added t
))
3334 (xerror (message "sentinelerror in %s: %s" name error-data
)))
3336 ;; Remove those old items from cache which have been removed from
3338 (newsticker--cache-replace-age newsticker--cache
3339 name-symbol
'obsolete-old
'deleteme
)
3340 (newsticker--cache-remove newsticker--cache name-symbol
3342 ;; Remove those new items from cache which have been removed from
3343 ;; the feed. Or keep them as `obsolete'
3344 (if (not newsticker-keep-obsolete-items
)
3345 (newsticker--cache-remove newsticker--cache
3346 name-symbol
'obsolete-new
)
3347 (setq newsticker--cache
3348 (newsticker--cache-mark-expired
3349 newsticker--cache name-symbol
'obsolete
'obsolete-expired
3350 newsticker-obsolete-item-max-age
))
3351 (newsticker--cache-remove newsticker--cache
3352 name-symbol
'obsolete-expired
)
3353 (newsticker--cache-replace-age newsticker--cache
3354 name-symbol
'obsolete-new
3356 (newsticker--update-process-ids)
3357 ;; setup scrollable text
3358 (when (= 0 (length newsticker--process-ids
))
3359 (newsticker--ticker-text-setup))
3360 (setq newsticker--latest-update-time
(current-time))
3361 (when something-was-added
3362 ;; FIXME: should we care about removed items as well?
3363 (newsticker--cache-update)
3364 (newsticker--buffer-set-uptodate nil
))
3365 ;; kill the process buffer if wanted
3366 (unless newsticker-debug
3367 (kill-buffer (process-buffer process
)))
3368 ;; launch retrieval of image
3370 (string-match "%l" newsticker-heading-format
))
3371 (newsticker--image-get name imageurl
))))))
3373 (defun newsticker--get-logo-url-atom-1.0
(node)
3374 "Return logo URL from atom 1.0 data in NODE."
3375 (car (xml-node-children
3376 (car (xml-get-children node
'logo
)))))
3378 (defun newsticker--get-logo-url-atom-0.3
(node)
3379 "Return logo URL from atom 0.3 data in NODE."
3380 (car (xml-node-children
3381 (car (xml-get-children (car (xml-get-children node
'image
)) 'url
)))))
3383 (defun newsticker--get-logo-url-rss-2.0
(node)
3384 "Return logo URL from RSS 2.0 data in NODE."
3385 (car (xml-node-children
3386 (car (xml-get-children
3387 (car (xml-get-children
3388 (car (xml-get-children node
'channel
)) 'image
)) 'url
)))))
3390 (defun newsticker--get-logo-url-rss-1.0
(node)
3391 "Return logo URL from RSS 1.0 data in NODE."
3392 (car (xml-node-children
3393 (car (xml-get-children (car (xml-get-children node
'image
)) 'url
)))))
3395 (defun newsticker--get-logo-url-rss-0.92
(node)
3396 "Return logo URL from RSS 0.92 data in NODE."
3397 (car (xml-node-children
3398 (car (xml-get-children (car (xml-get-children node
'image
)) 'url
)))))
3400 (defun newsticker--get-logo-url-rss-0.91
(node)
3401 "Return logo URL from RSS 0.91 data in NODE."
3402 (car (xml-node-children
3403 (car (xml-get-children (car (xml-get-children node
'image
)) 'url
)))))
3405 (defun newsticker--parse-atom-0.3
(name time topnode
)
3406 "Parse Atom 0.3 data.
3407 Return value as well as arguments NAME, TIME, and TOPNODE are the
3408 same as in `newsticker--parse-atom-1.0'."
3409 (newsticker--debug-msg "Parsing Atom 0.3 feed %s" name
)
3410 (let (new-feed new-item
)
3411 (setq new-feed
(newsticker--parse-generic-feed
3414 (car (xml-node-children
3415 (car (xml-get-children topnode
'title
))))
3417 (car (xml-node-children
3418 (car (xml-get-children topnode
'content
))))
3421 (car (xml-get-children topnode
'link
)) 'href
)
3423 (xml-node-children topnode
)))
3424 (setq new-item
(newsticker--parse-generic-items
3425 name time
(xml-get-children topnode
'entry
)
3428 (car (xml-node-children
3429 (car (xml-get-children node
'title
)))))
3432 (or (car (xml-node-children
3433 (car (xml-get-children node
'content
))))
3434 (car (xml-node-children
3435 (car (xml-get-children node
'summary
))))))
3439 (car (xml-get-children node
'link
)) 'href
))
3442 (newsticker--decode-rfc822-date
3443 (car (xml-node-children
3444 (car (xml-get-children node
'modified
))))))
3447 (let ((tguid (assoc 'guid
(xml-node-children node
))))
3450 (car (xml-node-children tguid
)))))
3453 (xml-node-children node
))))
3454 (or new-item new-feed
)))
3456 (defun newsticker--parse-atom-1.0
(name time topnode
)
3457 "Parse Atom 1.0 data.
3458 Argument NAME gives the name of a news feed. TIME gives the
3459 system time at which the data have been retrieved. TOPNODE
3460 contains the feed data as returned by the xml parser.
3462 For the Atom 1.0 specification see
3463 http://www.atompub.org/2005/08/17/draft-ietf-atompub-format-11.html"
3464 (newsticker--debug-msg "Parsing Atom 1.0 feed %s" name
)
3465 (let (new-feed new-item
)
3466 (setq new-feed
(newsticker--parse-generic-feed
3469 (car (xml-node-children
3470 (car (xml-get-children topnode
'title
))))
3472 (car (xml-node-children
3473 (car (xml-get-children topnode
'subtitle
))))
3475 (car (xml-node-children
3476 (car (xml-get-children topnode
'link
))))
3478 (xml-node-children topnode
)))
3479 (setq new-item
(newsticker--parse-generic-items
3480 name time
(xml-get-children topnode
'entry
)
3483 (car (xml-node-children
3484 (car (xml-get-children node
'title
)))))
3487 (or (car (xml-node-children
3488 (car (xml-get-children node
'content
))))
3489 (car (xml-node-children
3490 (car (xml-get-children node
'summary
))))))
3493 (car (xml-node-children
3494 (car (xml-get-children node
'link
)))))
3497 (newsticker--decode-iso8601-date
3498 (or (car (xml-node-children
3499 (car (xml-get-children node
'updated
))))
3500 (car (xml-node-children
3501 (car (xml-get-children node
'published
)))))))
3504 (car (xml-node-children
3505 (car (xml-get-children node
'id
)))))
3508 (xml-node-children node
))))
3509 (or new-item new-feed
)))
3511 (defun newsticker--parse-rss-0.91
(name time topnode
)
3512 "Parse RSS 0.91 data.
3513 Return value as well as arguments NAME, TIME, and TOPNODE are the
3514 same as in `newsticker--parse-atom-1.0'.
3516 For the RSS 0.91 specification see http://backend.userland.com/rss091 or
3517 http://my.netscape.com/publish/formats/rss-spec-0.91.html."
3518 (newsticker--debug-msg "Parsing RSS 0.91 feed %s" name
)
3519 (let* ((channelnode (car (xml-get-children topnode
'channel
)))
3520 (pub-date (newsticker--decode-rfc822-date
3521 (car (xml-node-children
3522 (car (xml-get-children channelnode
'pubDate
))))))
3523 is-new-feed has-new-items
)
3524 (setq is-new-feed
(newsticker--parse-generic-feed
3527 (car (xml-node-children
3528 (car (xml-get-children channelnode
'title
))))
3530 (car (xml-node-children
3531 (car (xml-get-children channelnode
3534 (car (xml-node-children
3535 (car (xml-get-children channelnode
'link
))))
3537 (xml-node-children channelnode
)))
3538 (setq has-new-items
(newsticker--parse-generic-items
3539 name time
(xml-get-children channelnode
'item
)
3542 (car (xml-node-children
3543 (car (xml-get-children node
'title
)))))
3546 (car (xml-node-children
3547 (car (xml-get-children node
'description
)))))
3550 (car (xml-node-children
3551 (car (xml-get-children node
'link
)))))
3560 (xml-node-children node
))))
3561 (or has-new-items is-new-feed
)))
3563 (defun newsticker--parse-rss-0.92
(name time topnode
)
3564 "Parse RSS 0.92 data.
3565 Return value as well as arguments NAME, TIME, and TOPNODE are the
3566 same as in `newsticker--parse-atom-1.0'.
3568 For the RSS 0.92 specification see http://backend.userland.com/rss092."
3569 (newsticker--debug-msg "Parsing RSS 0.92 feed %s" name
)
3570 (let* ((channelnode (car (xml-get-children topnode
'channel
)))
3571 (pub-date (newsticker--decode-rfc822-date
3572 (car (xml-node-children
3573 (car (xml-get-children channelnode
'pubDate
))))))
3574 is-new-feed has-new-items
)
3575 (setq is-new-feed
(newsticker--parse-generic-feed
3578 (car (xml-node-children
3579 (car (xml-get-children channelnode
'title
))))
3581 (car (xml-node-children
3582 (car (xml-get-children channelnode
3585 (car (xml-node-children
3586 (car (xml-get-children channelnode
'link
))))
3588 (xml-node-children channelnode
)))
3589 (setq has-new-items
(newsticker--parse-generic-items
3590 name time
(xml-get-children channelnode
'item
)
3593 (car (xml-node-children
3594 (car (xml-get-children node
'title
)))))
3597 (car (xml-node-children
3598 (car (xml-get-children node
'description
)))))
3601 (car (xml-node-children
3602 (car (xml-get-children node
'link
)))))
3611 (xml-node-children node
))))
3612 (or has-new-items is-new-feed
)))
3614 (defun newsticker--parse-rss-1.0
(name time topnode
)
3615 "Parse RSS 1.0 data.
3616 Return value as well as arguments NAME, TIME, and TOPNODE are the
3617 same as in `newsticker--parse-atom-1.0'.
3619 For the RSS 1.0 specification see http://web.resource.org/rss/1.0/spec."
3620 (newsticker--debug-msg "Parsing RSS 1.0 feed %s" name
)
3621 (let* ((channelnode (car (xml-get-children topnode
'channel
)))
3622 is-new-feed has-new-items
)
3623 (setq is-new-feed
(newsticker--parse-generic-feed
3626 (car (xml-node-children
3627 (car (xml-get-children channelnode
'title
))))
3629 (car (xml-node-children
3630 (car (xml-get-children channelnode
3633 (car (xml-node-children
3634 (car (xml-get-children channelnode
'link
))))
3636 (xml-node-children channelnode
)))
3637 (setq has-new-items
(newsticker--parse-generic-items
3638 name time
(xml-get-children topnode
'item
)
3641 (car (xml-node-children
3642 (car (xml-get-children node
'title
)))))
3645 (car (xml-node-children
3646 (car (xml-get-children node
3650 (car (xml-node-children
3651 (car (xml-get-children node
'link
)))))
3654 (newsticker--decode-iso8601-date
3655 (car (xml-node-children
3656 (car (xml-get-children node
'dc
:date
))))))
3662 (xml-node-children node
))))
3663 (or has-new-items is-new-feed
)))
3665 (defun newsticker--parse-rss-2.0
(name time topnode
)
3666 "Parse RSS 2.0 data.
3667 Return value as well as arguments NAME, TIME, and TOPNODE are the
3668 same as in `newsticker--parse-atom-1.0'.
3670 For the RSS 2.0 specification see http://blogs.law.harvard.edu/tech/rss."
3671 (newsticker--debug-msg "Parsing RSS 2.0 feed %s" name
)
3672 (let* ((channelnode (car (xml-get-children topnode
'channel
)))
3673 is-new-feed has-new-items
)
3674 (setq is-new-feed
(newsticker--parse-generic-feed
3677 (car (xml-node-children
3678 (car (xml-get-children channelnode
'title
))))
3680 (car (xml-node-children
3681 (car (xml-get-children channelnode
3684 (car (xml-node-children
3685 (car (xml-get-children channelnode
'link
))))
3687 (xml-node-children channelnode
)))
3688 (setq has-new-items
(newsticker--parse-generic-items
3689 name time
(xml-get-children channelnode
'item
)
3692 (car (xml-node-children
3693 (car (xml-get-children node
'title
)))))
3696 (or (car (xml-node-children
3697 (car (xml-get-children node
3698 'content
:encoded
))))
3699 (car (xml-node-children
3700 (car (xml-get-children node
3704 (car (xml-node-children
3705 (car (xml-get-children node
'link
)))))
3708 (newsticker--decode-rfc822-date
3709 (car (xml-node-children
3710 (car (xml-get-children node
'pubDate
))))))
3713 (let* ((tguid (assoc 'guid
3714 (xml-node-children node
))))
3717 (car (xml-node-children tguid
)))))
3720 (xml-node-children node
))))
3721 (or has-new-items is-new-feed
)))
3723 (defun newsticker--parse-generic-feed (name time title desc link
3725 "Parse generic news feed data.
3726 Argument NAME gives the name of a news feed. TIME gives the
3727 system time at which the data have been retrieved.
3729 The arguments TITLE, DESC, LINK, and EXTRA-ELEMENTS give the feed's title,
3730 description, link, and extra elements resp."
3731 (let ((title (or title
"[untitled]"))
3735 (something-was-added nil
))
3736 ;; decode numeric entities
3737 (setq title
(newsticker--decode-numeric-entities title
))
3738 (setq desc
(newsticker--decode-numeric-entities desc
))
3739 (setq link
(newsticker--decode-numeric-entities link
))
3740 ;; remove whitespace from title, desc, and link
3741 (setq title
(newsticker--remove-whitespace title
))
3742 (setq desc
(newsticker--remove-whitespace desc
))
3743 (setq link
(newsticker--remove-whitespace link
))
3745 ;; handle the feed itself
3746 (unless (newsticker--cache-contains newsticker--cache
3749 (setq something-was-added t
))
3750 (setq newsticker--cache
3751 (newsticker--cache-add newsticker--cache
(intern name
)
3752 title desc link time
'feed position
3753 extra-elements
'feed time
))
3754 something-was-added
))
3756 (defun newsticker--parse-generic-items (name time itemlist
3760 "Parse generic news feed data.
3761 Argument NAME gives the name of a news feed. TIME gives the
3762 system time at which the data have been retrieved. ITEMLIST
3763 contains the news items returned by the xml parser.
3765 The arguments TITLE-FN, DESC-FN, LINK-FN, TIME-FN, GUID-FN, and
3766 EXTRA-FN give functions for extracting title, description, link,
3767 time, guid, and extra-elements resp. They are called with one
3768 argument, which is one of the items in ITEMLIST."
3769 (let (title desc link
3772 (something-was-added nil
))
3773 ;; gather all items for this feed
3774 (mapc (lambda (node)
3775 (setq position
(1+ position
))
3776 (setq title
(or (funcall title-fn node
) "[untitled]"))
3777 (setq desc
(funcall desc-fn node
))
3778 (setq link
(or (funcall link-fn node
) ""))
3779 (setq time
(or (funcall time-fn node
) time
))
3780 ;; It happened that the title or description
3781 ;; contained evil HTML code that confused the
3782 ;; xml parser. Therefore:
3783 (unless (stringp title
)
3784 (setq title
(prin1-to-string title
)))
3785 (unless (or (stringp desc
) (not desc
))
3786 (setq desc
(prin1-to-string desc
)))
3787 ;; ignore items with empty title AND empty desc
3788 (when (or (> (length title
) 0)
3789 (> (length desc
) 0))
3790 ;; decode numeric entities
3791 (setq title
(newsticker--decode-numeric-entities title
))
3793 (setq desc
(newsticker--decode-numeric-entities desc
)))
3794 (setq link
(newsticker--decode-numeric-entities link
))
3795 ;; remove whitespace from title, desc, and link
3796 (setq title
(newsticker--remove-whitespace title
))
3797 (setq desc
(newsticker--remove-whitespace desc
))
3798 (setq link
(newsticker--remove-whitespace link
))
3799 ;; add data to cache
3800 ;; do we have this item already?
3801 (let* ((guid (funcall guid-fn node
)))
3802 ;;(message "guid=%s" guid)
3804 (newsticker--cache-contains newsticker--cache
3806 desc link nil guid
)))
3807 ;; add this item, or mark it as old, or do nothing
3812 (let ((prev-age (newsticker--age old-item
)))
3814 newsticker-automatically-mark-items-as-old
3815 (if (eq prev-age
'obsolete-old
)
3818 (if (eq prev-age
'immortal
)
3819 (setq age2
'immortal
)))
3820 ;; item was not there
3822 (setq something-was-added t
))
3823 (setq newsticker--cache
3824 (newsticker--cache-add
3825 newsticker--cache
(intern name
) title desc link
3826 time age1 position
(funcall extra-fn node
)
3829 (let ((item (newsticker--cache-contains
3830 newsticker--cache
(intern name
) title
3832 (if newsticker-auto-mark-filter-list
3833 (newsticker--run-auto-mark-filter name item
))
3835 'newsticker-new-item-functions name item
))))))
3837 something-was-added
))
3839 (defun newsticker--display-tick ()
3840 "Called from the display timer.
3841 This function calls a display function, according to the variable
3842 `newsticker-scroll-smoothly'."
3843 (if newsticker-scroll-smoothly
3844 (newsticker--display-scroll)
3845 (newsticker--display-jump)))
3847 (defsubst newsticker--echo-area-clean-p
()
3848 "Check whether somebody is using the echo area / minibuffer.
3849 Return t if echo area and minibuffer are unused."
3850 (not (or (active-minibuffer-window)
3851 (and (current-message)
3852 (not (string= (current-message)
3853 newsticker--prev-message
))))))
3855 (defun newsticker--display-jump ()
3856 "Called from the display timer.
3857 This function displays the next ticker item in the echo area, unless
3858 there is another message displayed or the minibuffer is active."
3859 (let ((message-log-max nil
));; prevents message text from being logged
3860 (when (newsticker--echo-area-clean-p)
3861 (setq newsticker--item-position
(1+ newsticker--item-position
))
3862 (when (>= newsticker--item-position
(length newsticker--item-list
))
3863 (setq newsticker--item-position
0))
3864 (setq newsticker--prev-message
3865 (nth newsticker--item-position newsticker--item-list
))
3866 (message "%s" newsticker--prev-message
))))
3868 (defun newsticker--display-scroll ()
3869 "Called from the display timer.
3870 This function scrolls the ticker items in the echo area, unless
3871 there is another message displayed or the minibuffer is active."
3872 (when (newsticker--echo-area-clean-p)
3873 (let* ((width (- (frame-width) 1))
3874 (message-log-max nil
);; prevents message text from being logged
3875 (i newsticker--item-position
)
3877 (s-text newsticker--scrollable-text
)
3878 (l (length s-text
)))
3879 ;; don't show anything if there is nothing to show
3880 (unless (< (length s-text
) 1)
3881 ;; repeat the ticker string if it is shorter than frame width
3882 (while (< (length s-text
) width
)
3883 (setq s-text
(concat s-text s-text
)))
3884 ;; get the width of the printed string
3885 (setq l
(length s-text
))
3886 (cond ((< i
(- l width
))
3887 (setq subtext
(substring s-text i
(+ i width
))))
3889 (setq subtext
(concat
3890 (substring s-text i l
)
3891 (substring s-text
0 (- width
(- l i
)))))))
3892 ;; Take care of multibyte strings, for which (string-width) is
3893 ;; larger than (length).
3894 ;; Actually, such strings may be smaller than (frame-width)
3895 ;; because return values of (string-width) are too large:
3896 ;; (string-width "<japanese character>") => 2
3897 (let ((t-width (1- (length subtext
))))
3898 (while (> (string-width subtext
) width
)
3899 (setq subtext
(substring subtext
0 t-width
))
3900 (setq t-width
(1- t-width
))))
3901 ;; show the ticker text and save current position
3902 (message "%s" subtext
)
3903 (setq newsticker--prev-message subtext
)
3904 (setq newsticker--item-position
(1+ i
))
3905 (when (>= newsticker--item-position l
)
3906 (setq newsticker--item-position
0))))))
3908 ;; ======================================================================
3910 ;; ======================================================================
3911 (defun newsticker--decode-numeric-entities (string)
3912 "Decode SGML numeric entities by their respective utf characters.
3913 This function replaces numeric entities in the input STRING and
3914 returns the modified string. For example \"*\" gets replaced
3916 (if (and string
(stringp string
))
3918 (while (string-match "&#\\([0-9]+\\);" string start
)
3920 (setq string
(replace-match
3921 (string (read (substring string
3926 (setq start
(1+ (match-beginning 0))))
3930 (defun newsticker--remove-whitespace (string)
3931 "Remove leading and trailing whitespace from STRING."
3932 ;; we must have ...+ but not ...* in the regexps otherwise xemacs loops
3934 (when (and string
(stringp string
))
3935 (replace-regexp-in-string
3937 (replace-regexp-in-string "^[ \t\r\n]+" "" string
))))
3939 (defun newsticker--do-forget-preformatted (item)
3940 "Forget pre-formatted data for ITEM.
3941 Remove the pre-formatted from `newsticker--cache'."
3943 (setcar (nthcdr 7 item
) nil
))
3945 (setcar (nthcdr 6 item
) nil
)))
3947 (defun newsticker--forget-preformatted ()
3948 "Forget all cached pre-formatted data.
3949 Remove the pre-formatted from `newsticker--cache'."
3950 (mapc (lambda (feed)
3951 (mapc 'newsticker--do-forget-preformatted
3954 (newsticker--buffer-set-uptodate nil
))
3956 (defun newsticker--debug-msg (string &rest args
)
3957 "Print newsticker debug messages.
3958 This function calls `message' with arguments STRING and ARGS, if
3959 `newsticker-debug' is non-nil."
3960 (and newsticker-debug
3961 ;;(not (active-minibuffer-window))
3962 ;;(not (current-message))
3963 (apply 'message string args
)))
3965 (defun newsticker--decode-iso8601-date (iso8601-string)
3966 "Return ISO8601-STRING in format like `decode-time'.
3967 Converts from ISO-8601 to Emacs representation.
3969 2004-09-17T05:09:49+00:00
3970 2004-09-17T05:09+00:00
3979 "\\([0-9]\\{4\\}\\)"
3980 "\\(-\\([0-9]\\{2\\}\\)"
3981 "\\(-\\([0-9]\\{2\\}\\)"
3983 "\\([0-9]\\{2\\}\\):\\([0-9]\\{2\\}\\)"
3984 "\\(:\\([0-9]\\{2\\}\\)\\)?"
3985 "\\(\\([-+Z]\\)\\(\\([0-9]\\{2\\}\\):\\([0-9]\\{2\\}\\)\\)?\\)?"
3988 (let ((year (read (match-string 1 iso8601-string
)))
3989 (month (read (match-string 3 iso8601-string
)))
3990 (day (read (match-string 5 iso8601-string
)))
3991 (hour (read (or (match-string 7 iso8601-string
)
3993 (minute (read (or (match-string 8 iso8601-string
)
3995 ;;(second (read (or (match-string 10 iso8601-string)
3997 (sign (match-string 12 iso8601-string
))
3998 (offset-hour (read (or (match-string 14 iso8601-string
)
4000 (offset-minute (read (or (match-string 15 iso8601-string
)
4003 (cond ((string= sign
"+")
4004 (setq hour
(- hour offset-hour
))
4005 (setq minute
(- minute offset-minute
)))
4007 (setq hour
(+ hour offset-hour
))
4008 (setq minute
(+ minute offset-minute
))))
4009 ;; if UTC subtract current-time-zone offset
4010 ;;(setq second (+ (car (current-time-zone)) second)))
4013 (encode-time second minute hour day month year t
)
4015 (message "Cannot decode \"%s\"" iso8601-string
)
4019 (defun newsticker--decode-rfc822-date (rfc822-string)
4020 "Return RFC822-STRING in format like `decode-time'.
4021 Converts from RFC822 to Emacs representation.
4023 Sat, 07 Sep 2002 00:00:01 GMT
4024 07 Sep 2002 00:00:01 GMT
4026 (if (and rfc822-string
(stringp rfc822-string
))
4031 "\\(\\(Mon\\|Tue\\|Wed\\|Thu\\|Fri\\|Sat\\|Sun\\)\\s-*,?\\)?\\s-*"
4033 "\\([0-9]\\{1,2\\}\\)\\s-+"
4035 "\\(Jan\\|Feb\\|Mar\\|Apr\\|May\\|Jun\\|Jul\\|Aug\\|"
4036 "Sep\\|Oct\\|Nov\\|Dec\\)\\s-+"
4038 "\\([0-9]\\{2,4\\}\\)"
4039 ;; time may be missing
4042 "\\([0-9]\\{2\\}\\)"
4044 ":\\([0-9]\\{2\\}\\)"
4046 "\\(:\\([0-9]\\{2\\}\\)\\)?"
4051 (let ((day (read (match-string 3 rfc822-string
)))
4052 (month-name (match-string 4 rfc822-string
))
4054 (year (read (match-string 5 rfc822-string
)))
4055 (hour (read (or (match-string 7 rfc822-string
) "0")))
4056 (minute (read (or (match-string 8 rfc822-string
) "0")))
4057 (second (read (or (match-string 10 rfc822-string
) "0")))
4058 ;;(zone (match-string 11 rfc822-string))
4060 (condition-case error-data
4063 (if (string= month-name m
)
4066 '("Jan" "Feb" "Mar" "Apr" "May" "Jun" "Jul" "Aug"
4067 "Sep" "Oct" "Nov" "Dec"))
4068 (encode-time second minute hour day month year t
))
4070 (message "Cannot decode \"%s\": %s %s" rfc822-string
4071 (car error-data
) (cdr error-data
))
4075 (defun newsticker--lists-intersect-p (list1 list2
)
4076 "Return t if LIST1 and LIST2 share elements."
4079 (if (memq elt list2
)
4084 (defun newsticker--update-process-ids ()
4085 "Update list of ids of active newsticker processes.
4086 Checks list of active processes against list of newsticker processes."
4087 (let ((active-procs (process-list))
4089 (mapc (lambda (proc)
4090 (let ((id (process-id proc
)))
4091 (if (memq id newsticker--process-ids
)
4092 (setq new-list
(cons id new-list
)))))
4094 (setq newsticker--process-ids new-list
))
4095 (force-mode-line-update))
4097 ;; ======================================================================
4099 ;; ======================================================================
4100 (defun newsticker--image-get (feed-name url
)
4101 "Get image of the news site FEED-NAME from URL.
4102 If the image has been downloaded in the last 24h do nothing."
4103 (let ((image-name (concat newsticker-imagecache-dirname
"/"
4105 (if (and (file-exists-p image-name
)
4106 (time-less-p (current-time)
4107 (time-add (nth 5 (file-attributes image-name
))
4108 (seconds-to-time 86400))))
4109 (newsticker--debug-msg "%s: Getting image for %s skipped"
4110 (format-time-string "%A, %H:%M" (current-time))
4113 (newsticker--debug-msg "%s: Getting image for %s"
4114 (format-time-string "%A, %H:%M" (current-time))
4116 (let* ((buffername (concat " *newsticker-wget-image-" feed-name
"*"))
4117 (item (or (assoc feed-name newsticker-url-list
)
4118 (assoc feed-name newsticker-url-list-defaults
)
4120 "Cannot get news for %s: Check newsticker-url-list"
4122 (wget-arguments (or (car (cdr (cdr (cdr (cdr item
)))))
4123 newsticker-wget-arguments
)))
4125 (set-buffer (get-buffer-create buffername
))
4127 ;; throw an error if there is an old wget-process around
4128 (if (get-process feed-name
)
4129 (error "Another wget-process is running for image %s"
4132 (let* ((args (append wget-arguments
(list url
)))
4133 (proc (apply 'start-process feed-name buffername
4134 newsticker-wget-name args
)))
4135 (set-process-coding-system proc
'no-conversion
'no-conversion
)
4136 (set-process-sentinel proc
'newsticker--image-sentinel
)))))))
4138 (defun newsticker--image-sentinel (process event
)
4139 "Sentinel for image-retrieving PROCESS caused by EVENT."
4140 (let* ((p-status (process-status process
))
4141 (exit-status (process-exit-status process
))
4142 (feed-name (process-name process
)))
4143 ;; catch known errors (zombie processes, rubbish-xml, etc.)
4144 ;; if an error occurs the news feed is not updated!
4146 (unless (and (eq p-status
'exit
)
4148 (message "%s: Error while retrieving image from %s"
4149 (format-time-string "%A, %H:%M" (current-time))
4154 (set-buffer (process-buffer process
))
4155 (setq image-name
(concat newsticker-imagecache-dirname
"/"
4157 (set-buffer-file-coding-system 'no-conversion
)
4158 ;; make sure the cache dir exists
4159 (unless (file-directory-p newsticker-imagecache-dirname
)
4160 (make-directory newsticker-imagecache-dirname
))
4161 ;; write and close buffer
4162 (let ((require-final-newline nil
)
4163 (backup-inhibited t
)
4164 (coding-system-for-write 'no-conversion
))
4165 (write-region nil nil image-name nil
'quiet
))
4166 (set-buffer-modified-p nil
)
4167 (kill-buffer (current-buffer)))))))
4169 (defun newsticker--image-read (feed-name-symbol disabled
)
4170 "Read the cached image for FEED-NAME-SYMBOL from disk.
4171 If DISABLED is non-nil the image will be converted to a disabled look
4172 \(unless `newsticker-enable-logo-manipulations' is not t\).
4174 (let ((image-name (concat newsticker-imagecache-dirname
"/"
4175 (symbol-name feed-name-symbol
)))
4177 (when (file-exists-p image-name
)
4178 (condition-case error-data
4179 (setq img
(create-image
4181 :conversion
(and newsticker-enable-logo-manipulations
4184 :mask
(and newsticker-enable-logo-manipulations
4188 (message "Error: cannot create image for %s: %s"
4189 feed-name-symbol error-data
))))
4192 ;; ======================================================================
4194 ;; ======================================================================
4195 (defun newsticker--imenu-create-index ()
4196 "Scan newsticker buffer and return an index for imenu."
4198 (goto-char (point-min))
4199 (let ((index-alist nil
)
4203 (let ((type (get-text-property (point) 'nt-type
))
4204 (title (get-text-property (point) 'nt-title
)))
4205 (cond ((eq type
'feed
)
4206 ;; we're on a feed heading
4209 (nconc index-alist
(list feed-list
))
4210 (setq index-alist
(list feed-list
))))
4211 (setq feed-list
(list title
)))
4214 (list (cons title
(point)))))))
4215 (setq go-ahead
(newsticker--buffer-goto '(item feed
))))
4217 (nconc index-alist
(list feed-list
))
4218 (setq index-alist
(list feed-list
)))
4221 (defun newsticker--imenu-goto (name pos
&rest args
)
4222 "Go to item NAME at position POS and show item.
4226 (newsticker--buffer-goto '(desc extra feed item
))
4227 (let* ((inhibit-read-only t
)
4228 (pos1 (max (point-min) (1- pos
)))
4229 (pos2 (max pos1
(1- (point))))
4230 (inv-prop (get-text-property pos
'invisible
))
4231 (org-inv-prop (get-text-property pos
'org-invisible
)))
4232 (when (eq org-inv-prop nil
)
4233 (add-text-properties pos1 pos2
(list 'invisible nil
4234 'org-invisible inv-prop
))))
4236 (newsticker-show-entry))
4238 ;; ======================================================================
4240 ;; ======================================================================
4241 (defun newsticker--buffer-set-uptodate (value)
4242 "Set the uptodate-status of the newsticker buffer to VALUE.
4243 The mode-line is changed accordingly."
4244 (setq newsticker--buffer-uptodate-p value
)
4245 (let ((b (get-buffer "*newsticker*")))
4250 (setq mode-name
"Newsticker -- up to date -- ")
4251 (setq mode-name
"Newsticker -- NEED UPDATE -- ")))
4252 (force-mode-line-update 0))))
4254 (defun newsticker--buffer-redraw ()
4255 "Sometimes (CVS) Emacs forgets to update the window..."
4256 (if (fboundp 'force-window-update
)
4257 (force-window-update (current-buffer))
4258 (redraw-frame (selected-frame)))
4259 (run-hooks 'newsticker-buffer-change-hook
)
4262 (defun newsticker--buffer-insert-all-items ()
4263 "Insert all cached newsticker items into the current buffer.
4264 Keeps order of feeds as given in `newsticker-url-list' and
4265 `newsticker-url-list-defaults'."
4266 (goto-char (point-min))
4267 (mapc (lambda (url-item)
4268 (let* ((feed-name (car url-item
))
4269 (feed-name-symbol (intern feed-name
))
4270 (feed (assoc feed-name-symbol newsticker--cache
))
4274 ;; insert the feed description
4275 (mapc (lambda (item)
4276 (when (eq (newsticker--age item
) 'feed
)
4277 (newsticker--buffer-insert-item item
4281 (mapc (lambda (item)
4282 (if (memq (newsticker--age item
) '(new immortal old
4284 (newsticker--buffer-insert-item item
4287 (put-text-property pos
(point) 'feed
(car feed
))
4289 ;; insert empty line between feeds
4292 (put-text-property p
(point) 'hard t
)))))
4293 (append newsticker-url-list newsticker-url-list-defaults
))
4295 (newsticker--buffer-set-faces (point-min) (point-max))
4296 (newsticker--buffer-set-invisibility (point-min) (point-max))
4297 (goto-char (point-min)))
4299 (defun newsticker--buffer-insert-item (item &optional feed-name-symbol
)
4300 "Insert a news item in the current buffer.
4301 Insert a formatted representation of the ITEM. The optional parameter
4302 FEED-NAME-SYMBOL determines how the item is formatted and whether the
4303 item-retrieval time is added as well."
4305 (if (eq (newsticker--age item
) 'feed
)
4306 (newsticker--buffer-do-insert-text item
'feed feed-name-symbol
)
4307 (newsticker--buffer-do-insert-text item
'item feed-name-symbol
))
4308 ;; insert the description
4309 (newsticker--buffer-do-insert-text item
'desc feed-name-symbol
))
4311 (defun newsticker--buffer-do-insert-text (item type feed-name-symbol
)
4312 "Actually insert contents of news item, format it, render it and all that.
4313 ITEM is a news item, TYPE tells which part of the item shall be inserted,
4314 FEED-NAME-SYMBOL tells to which feed this item belongs."
4315 (let* ((pos (point))
4316 (format newsticker-desc-format
)
4317 (pos-date-start nil
)
4319 (pos-stat-start nil
)
4321 (pos-text-start nil
)
4323 (pos-extra-start nil
)
4325 (pos-enclosure-start nil
)
4326 (pos-enclosure-end nil
)
4327 (age (newsticker--age item
))
4328 (preformatted-contents (newsticker--preformatted-contents item
))
4329 (preformatted-title (newsticker--preformatted-title item
)))
4330 (cond ((and preformatted-contents
4331 (not (eq (aref preformatted-contents
0) ?
\n));; we must
4335 (insert preformatted-contents
))
4336 ((and preformatted-title
4337 (not (eq (aref preformatted-title
0) ?
\n));; we must NOT have a
4340 (insert preformatted-title
))
4342 ;; item was not formatted before.
4345 (setq format newsticker-item-format
)
4347 (setq format newsticker-heading-format
)))
4349 (while (> (length format
) 0)
4350 (let ((prefix (if (> (length format
) 1)
4351 (substring format
0 2)
4353 (cond ((string= "%c" prefix
)
4355 (when (newsticker--desc item
)
4356 (setq pos-text-start
(point-marker))
4357 (insert (newsticker--desc item
))
4358 (setq pos-text-end
(point-marker)))
4359 (setq format
(substring format
2)))
4360 ((string= "%d" prefix
)
4362 (setq pos-date-start
(point-marker))
4363 (if (newsticker--time item
)
4364 (insert (format-time-string newsticker-date-format
4365 (newsticker--time item
))))
4366 (setq pos-date-end
(point-marker))
4367 (setq format
(substring format
2)))
4368 ((string= "%l" prefix
)
4370 (let ((disabled (cond ((eq (newsticker--age item
) 'feed
)
4371 (= (newsticker--stat-num-items
4372 feed-name-symbol
'new
) 0))
4374 (not (eq (newsticker--age item
)
4376 (let ((img (newsticker--image-read feed-name-symbol
4379 (newsticker--insert-image img
(car item
)))))
4380 (setq format
(substring format
2)))
4381 ((string= "%L" prefix
)
4383 (let ((disabled (cond ((eq (newsticker--age item
) 'feed
)
4384 (= (newsticker--stat-num-items
4385 feed-name-symbol
'new
) 0))
4387 (not (eq (newsticker--age item
)
4389 (let ((img (newsticker--image-read feed-name-symbol
4392 (newsticker--insert-image img
(car item
))
4394 (setq pos-text-start
(point-marker))
4395 (if (eq (newsticker--age item
) 'feed
)
4396 (insert (newsticker--title item
))
4397 ;; FIXME: This is not the "real" title!
4398 (insert (format "%s"
4399 (car (newsticker--cache-get-feed
4400 feed-name-symbol
)))))
4401 (setq pos-text-end
(point-marker))))))
4402 (setq format
(substring format
2)))
4403 ((string= "%s" prefix
)
4405 (setq pos-stat-start
(point-marker))
4406 (if (eq (newsticker--age item
) 'feed
)
4407 (insert (newsticker--buffer-statistics
4409 (setq pos-stat-end
(point-marker))
4410 (setq format
(substring format
2)))
4411 ((string= "%t" prefix
)
4414 (setq pos-text-start
(point-marker))
4416 (setq pos-text-end
(point-marker)))
4417 (setq format
(substring format
2)))
4418 ((string-match "%." prefix
)
4419 ;; unknown specifier!
4421 (setq format
(substring format
2)))
4422 ((string-match "^\\([^%]*\\)\\(.*\\)" format
) ;; FIXME!
4425 (insert (substring format
4426 (match-beginning 1) (match-end 1)))
4427 ;; in case that the format string contained newlines
4428 (put-text-property p
(point) 'hard t
))
4429 (setq format
(substring format
(match-beginning 2)))))))
4431 ;; decode HTML if possible...
4432 (let ((is-rendered-HTML nil
))
4433 (when (and newsticker-html-renderer pos-text-start pos-text-end
)
4434 (condition-case error-data
4436 ;; check whether it is necessary to call html renderer
4437 ;; (regexp inspired by htmlr.el)
4438 (goto-char pos-text-start
)
4439 (when (re-search-forward
4440 "</?[A-Za-z1-6]*\\|&#?[A-Za-z0-9]+;" pos-text-end t
)
4441 ;; (message "%s" (newsticker--title item))
4442 (let ((w3m-fill-column (if newsticker-use-full-width
4444 (w3-maximum-line-length
4445 (if newsticker-use-full-width nil fill-column
)))
4447 (funcall newsticker-html-renderer pos-text-start
4449 (cond ((eq newsticker-html-renderer
'w3m-region
)
4450 (add-text-properties pos
(point-max)
4452 w3m-minor-mode-map
)))
4453 ((eq newsticker-html-renderer
'w3-region
)
4454 (add-text-properties pos
(point-max)
4455 (list 'keymap w3-mode-map
))))
4456 (setq is-rendered-HTML t
)))
4458 (message "Error: HTML rendering failed: %s, %s"
4459 (car error-data
) (cdr error-data
)))))
4460 ;; After html rendering there might be chunks of blank
4461 ;; characters between rendered text and date, statistics or
4462 ;; whatever. Remove it
4463 (when (and (eq type
'item
) is-rendered-HTML
)
4465 (while (re-search-forward "[ \t]*\n[ \t]*" nil t
)
4466 (replace-match " " nil nil
))
4467 (goto-char (point-max)))
4468 (when (and newsticker-justification
4470 (not is-rendered-HTML
))
4472 (let ((use-hard-newlines t
))
4473 (fill-region pos
(point-max) newsticker-justification
))
4476 ;; remove leading and trailing newlines
4478 (unless (= 0 (skip-chars-forward " \t\r\n"))
4479 (delete-region pos
(point)))
4480 (goto-char (point-max))
4481 (let ((end (point)))
4482 (unless (= 0 (skip-chars-backward " \t\r\n" (1+ pos
)))
4483 (delete-region (point) end
)))
4484 (goto-char (point-max))
4486 (unless nil
;;(eq pos (point))
4488 (put-text-property (1- (point)) (point) 'hard t
))
4490 ;; insert enclosure element
4491 (when (eq type
'desc
)
4492 (setq pos-enclosure-start
(point))
4493 (newsticker--buffer-insert-enclosure item
)
4494 (setq pos-enclosure-end
(point)))
4496 ;; show extra elements
4497 (when (eq type
'desc
)
4498 (goto-char (point-max))
4499 (setq pos-extra-start
(point))
4500 (newsticker--buffer-print-extra-elements item
)
4501 (setq pos-extra-end
(point)))
4504 (when (memq type
'(feed item
))
4505 (add-text-properties pos
(1- (point))
4506 (list 'mouse-face
'highlight
4507 'nt-link
(newsticker--link item
)
4509 (format "mouse-2: visit item (%s)"
4510 (newsticker--link item
))
4511 'keymap newsticker--url-keymap
))
4512 (add-text-properties pos
(point)
4513 (list 'nt-title
(newsticker--title item
)
4514 'nt-desc
(newsticker--desc item
))))
4516 (add-text-properties pos
(point)
4520 'nt-guid
(newsticker--guid item
)))
4521 (when (and pos-date-start pos-date-end
)
4522 (put-text-property pos-date-start pos-date-end
'nt-face
'date
))
4523 (when (and pos-stat-start pos-stat-end
)
4524 (put-text-property pos-stat-start pos-stat-end
'nt-face
'stat
))
4525 (when (and pos-extra-start pos-extra-end
)
4526 (put-text-property pos-extra-start pos-extra-end
4528 (put-text-property pos-extra-start pos-extra-end
4530 (when (and pos-enclosure-start pos-enclosure-end
4531 (> pos-enclosure-end pos-enclosure-start
))
4532 (put-text-property pos-enclosure-start
(1- pos-enclosure-end
)
4533 'nt-face
'enclosure
))
4536 ;;(unless (memq type '(feed item))
4537 ;;(set-left-margin pos (1- (point)) 1))
4539 ;; save rendered stuff
4540 (cond ((eq type
'desc
)
4541 ;; preformatted contents
4542 (newsticker--cache-set-preformatted-contents
4543 item
(buffer-substring pos
(point))))
4545 ;; preformatted title
4546 (newsticker--cache-set-preformatted-title
4547 item
(buffer-substring pos
(point)))))))))
4549 (defun newsticker--buffer-print-extra-elements (item)
4550 "Insert extra-elements of ITEM in a pretty form into the current buffer."
4551 (let ((ignored-elements '(items link title description
4553 dc
:subject dc
:date item guid
4555 (left-column-width 1))
4556 (mapc (lambda (extra-element)
4557 (unless (memq (car extra-element
) ignored-elements
)
4558 (setq left-column-width
(max left-column-width
4559 (length (symbol-name
4560 (car extra-element
)))))))
4561 (newsticker--extra item
))
4562 (mapc (lambda (extra-element)
4563 (unless (memq (car extra-element
) ignored-elements
)
4564 (newsticker--buffer-do-print-extra-element extra-element
4565 left-column-width
)))
4566 (newsticker--extra item
))))
4568 (defun newsticker--buffer-do-print-extra-element (extra-element width
)
4569 "Actually print an EXTRA-ELEMENT using the given WIDTH."
4570 (let ((name (symbol-name (car extra-element
))))
4571 (insert (format "%s: " name
))
4572 (insert (make-string (- width
(length name
)) ?
)))
4573 (let (;;(attributes (cadr extra-element)) ;FIXME!!!!
4574 (contents (cddr extra-element
)))
4575 (cond ((listp contents
)
4577 (if (and (stringp i
)
4578 (string-match "^http://.*" i
))
4579 (let ((pos (point)))
4580 (insert i
" ") ; avoid self-reference from the
4582 (add-text-properties
4584 (list 'mouse-face
'highlight
4587 (format "mouse-2: visit (%s)" i
)
4588 'keymap newsticker--url-keymap
)))
4589 (insert (format "%s" i
))))
4592 (insert (format "%s" contents
))))
4595 (defun newsticker--buffer-insert-enclosure (item)
4596 "Insert enclosure element of a news ITEM into the current buffer."
4597 (let ((enclosure (newsticker--enclosure item
))
4600 (let ((url (cdr (assoc 'url enclosure
)))
4601 (length (string-to-number (cdr (assoc 'length enclosure
))))
4602 (type (cdr (assoc 'type enclosure
))))
4603 (cond ((> length
1048576)
4604 (insert (format "Enclosed file (%s, %1.2f MBytes)" type
4605 (/ length
1048576))))
4607 (insert (format "Enclosed file (%s, %1.2f KBytes)" type
4609 (add-text-properties beg
(point)
4610 (list 'mouse-face
'highlight
4613 "mouse-2: visit (%s)" url
)
4614 'keymap newsticker--url-keymap
4619 (defun newsticker--buffer-statistics (feed-name-symbol)
4620 "Return a statistic string for the feed given by FEED-NAME-SYMBOL.
4621 See `newsticker-statistics-format'."
4622 (let ((case-fold-search nil
))
4623 (replace-regexp-in-string
4625 (format "%d" (newsticker--stat-num-items feed-name-symbol
))
4626 (replace-regexp-in-string
4628 (format "%d" (newsticker--stat-num-items feed-name-symbol
'immortal
))
4629 (replace-regexp-in-string
4631 (format "%d" (newsticker--stat-num-items feed-name-symbol
'new
))
4632 (replace-regexp-in-string
4634 (format "%d" (newsticker--stat-num-items feed-name-symbol
'old
))
4635 (replace-regexp-in-string
4637 (format "%d" (newsticker--stat-num-items feed-name-symbol
'obsolete
))
4638 newsticker-statistics-format
)))))))
4640 (defun newsticker--buffer-set-faces (start end
)
4641 "Add face properties according to mark property.
4642 Scans the buffer between START and END."
4644 ;;(put-text-property start end 'face 'newsticker-default-face)
4648 (nt-face (get-text-property start
'nt-face
))
4649 (nt-age (get-text-property start
'nt-age
)))
4651 (setq pos2
(next-single-property-change (point) 'nt-face
))
4652 (newsticker--set-face-properties pos1 pos2 nt-face nt-age
)
4653 (setq nt-face
(get-text-property pos2
'nt-face
))
4655 (while (and (setq pos2
(next-single-property-change pos1
'nt-face
))
4658 (newsticker--set-face-properties pos1 pos2 nt-face nt-age
)
4659 (setq nt-face
(get-text-property pos2
'nt-face
))
4660 (setq nt-age
(get-text-property pos2
'nt-age
))
4661 (setq pos1 pos2
)))))
4663 (defun newsticker--buffer-set-invisibility (start end
)
4664 "Add invisibility properties according to nt-type property.
4665 Scans the buffer between START and END. Sets the 'invisible
4666 property to '(<nt-type>-<nt-age> <nt-type> <nt-age>)."
4668 ;; reset invisibility settings
4669 (put-text-property start end
'invisible nil
)
4674 (nt-type (get-text-property start
'nt-type
))
4675 (nt-age (get-text-property start
'nt-age
)))
4677 (setq pos2
(next-single-property-change (point) 'nt-type
))
4678 (put-text-property (max (point-min) pos1
) (1- pos2
)
4683 (if (eq nt-type
'extra
) 'desc nt-type
))
4685 (symbol-name nt-age
)))
4688 (setq nt-type
(get-text-property pos2
'nt-type
))
4690 (while (and (setq pos2
(next-single-property-change pos1
'nt-type
))
4693 ;; must shift one char to the left in order to handle inivisible
4694 ;; newlines, motion in invisible text areas and all that correctly
4695 (put-text-property (1- pos1
) (1- pos2
)
4700 (if (eq nt-type
'extra
) 'desc nt-type
))
4702 (symbol-name nt-age
)))
4705 (setq nt-type
(get-text-property pos2
'nt-type
))
4706 (setq nt-age
(get-text-property pos2
'nt-age
))
4707 (setq pos1 pos2
)))))
4709 (defun newsticker--set-face-properties (pos1 pos2 nt-face age
)
4710 "Set the face for the text between the positions POS1 and POS2.
4711 The face is chosen according the values of NT-FACE and AGE."
4712 (let ((face (cond ((eq nt-face
'feed
)
4713 'newsticker-feed-face
)
4715 (cond ((eq age
'new
)
4716 'newsticker-new-item-face
)
4718 'newsticker-old-item-face
)
4720 'newsticker-immortal-item-face
)
4722 'newsticker-obsolete-item-face
)))
4724 'newsticker-date-face
)
4726 'newsticker-statistics-face
)
4727 ((eq nt-face
'extra
)
4728 'newsticker-extra-face
)
4729 ((eq nt-face
'enclosure
)
4730 'newsticker-enclosure-face
))))
4732 (put-text-property pos1
(max pos1 pos2
) 'face face
))))
4734 (defun newsticker--insert-image (img string
)
4735 "Insert IMG with STRING at point.
4736 This is a work-around for a strange behavior of Emacs versions before
4737 21.3.50. Images inserted with `insert-image' vanished after doing
4739 ;; This should work:
4740 ;;(insert-image img string)
4741 ;; but it does not. Therefore we do this, which should be equivalent!
4742 (let ((pos (point)))
4745 (add-text-properties pos
(point) (list 'display img
))))
4747 ;; ======================================================================
4749 ;; ======================================================================
4750 (defun newsticker-htmlr-render (pos1 pos2
) ;
4751 "Replacement for `htmlr-render'.
4752 Renders the HTML code in the region POS1 to POS2 using htmlr."
4753 (let ((str (buffer-substring-no-properties pos1 pos2
)))
4754 (delete-region pos1 pos2
)
4758 (goto-char (point-min))
4759 ;; begin original htmlr-render
4761 ;; something omitted here...
4762 (while (< (point) (point-max))
4764 ;; end original htmlr-render
4765 (newsticker--remove-whitespace (buffer-string))))))
4767 ;; ======================================================================
4768 ;;; Functions working on the *newsticker* buffer
4769 ;; ======================================================================
4770 (defun newsticker--buffer-make-item-completely-visible ()
4771 "Scroll buffer until current item is completely visible."
4772 (switch-to-buffer (get-buffer-create "*newsticker*"))
4773 (when newsticker--auto-narrow-to-feed
4774 (let* ((min (or (save-excursion (newsticker--buffer-beginning-of-feed))
4776 (max (or (save-excursion (newsticker--buffer-end-of-feed))
4778 (narrow-to-region min max
)))
4779 (when newsticker--auto-narrow-to-item
4780 (let* ((min (or (save-excursion (newsticker--buffer-beginning-of-item))
4782 (max (or (save-excursion (newsticker--buffer-end-of-item))
4784 (narrow-to-region min max
)))
4786 ;; do not count lines and stuff because that does not work when images
4787 ;; are displayed. Do it the simple way:
4789 (newsticker--buffer-end-of-item)
4790 (unless (pos-visible-in-window-p)
4792 (unless (pos-visible-in-window-p)
4795 (defun newsticker--buffer-get-feed-title-at-point ()
4796 "Return feed symbol of headline at point."
4797 (format "%s" (or (get-text-property (point) 'feed
) " ")))
4799 (defun newsticker--buffer-get-item-title-at-point ()
4800 "Return feed symbol of headline at point."
4801 (format "%s" (or (get-text-property (point) 'nt-title
) " ")))
4803 (defun newsticker--buffer-goto (types &optional age backwards
)
4804 "Search next occurrence of TYPES in current buffer.
4805 TYPES is a list of symbols. If TYPES is found point is moved, if
4806 not point is left unchanged. If optional parameter AGE is not
4807 nil, the type AND the age must match. If BACKWARDS is t, search
4809 (let ((pos (save-excursion
4813 (let ((tpos (point)))
4816 (if (eq tpos
(point-min))
4818 (or (previous-single-property-change
4821 (next-single-property-change
4823 (and (memq (get-text-property tpos
'nt-type
) types
)
4825 (eq (get-text-property tpos
'nt-age
) age
))
4826 (throw 'found tpos
)))))))))
4831 (defun newsticker--buffer-hideshow (mark-age onoff
)
4832 "Hide or show items of type MARK-AGE.
4833 If ONOFF is nil the item is hidden, otherwise it is shown."
4835 (remove-from-invisibility-spec mark-age
)
4836 (add-to-invisibility-spec mark-age
)))
4838 (defun newsticker--buffer-beginning-of-item ()
4839 "Move point to the beginning of the item at point.
4840 Return new position."
4843 (let ((type (get-text-property (point) 'nt-type
))
4844 (typebefore (get-text-property (1- (point)) 'nt-type
)))
4845 (if (and (memq type
'(item feed
))
4846 (not (eq type typebefore
)))
4848 (newsticker--buffer-goto '(item feed
) nil t
)
4851 (defun newsticker--buffer-beginning-of-feed ()
4852 "Move point to the beginning of the feed at point.
4853 Return new position."
4856 (let ((type (get-text-property (point) 'nt-type
))
4857 (typebefore (get-text-property (1- (point)) 'nt-type
)))
4858 (if (and (memq type
'(feed))
4859 (not (eq type typebefore
)))
4861 (newsticker--buffer-goto '(feed) nil t
)
4864 (defun newsticker--buffer-end-of-item ()
4865 "Move point to the end of the item at point.
4866 Take care: end of item is at the end of its last line!"
4867 (when (newsticker--buffer-goto '(item feed nil
))
4870 (defun newsticker--buffer-end-of-feed ()
4871 "Move point to the end of the last item of the feed at point.
4872 Take care: end of item is at the end of its last line!"
4873 (when (newsticker--buffer-goto '(feed nil
))
4877 ;; ======================================================================
4878 ;;; manipulation of ticker text
4879 ;; ======================================================================
4880 (defun newsticker--ticker-text-setup ()
4881 "Build the ticker text which is scrolled or flashed in the echo area."
4882 ;; reset scrollable text
4883 (setq newsticker--scrollable-text
"")
4884 (setq newsticker--item-list nil
)
4885 (setq newsticker--item-position
0)
4886 ;; build scrollable text from cache data
4887 (let ((have-something nil
))
4890 (let ((feed-name (symbol-name (car feed
))))
4891 (let ((num-new (newsticker--stat-num-items (car feed
) 'new
))
4892 (num-old (newsticker--stat-num-items (car feed
) 'old
))
4893 (num-imm (newsticker--stat-num-items (car feed
) 'immortal
))
4894 (num-obs (newsticker--stat-num-items (car feed
) 'obsolete
)))
4895 (when (or (> num-new
0)
4897 (not newsticker-hide-old-items-in-echo-area
))
4899 (not newsticker-hide-immortal-items-in-echo-area
))
4901 (not newsticker-hide-obsolete-items-in-echo-area
)))
4902 (setq have-something t
)
4905 (let ((title (replace-regexp-in-string
4907 (newsticker--title item
)))
4908 (age (newsticker--age item
)))
4909 (unless (string= title newsticker--error-headline
)
4913 (not newsticker-hide-old-items-in-echo-area
))
4914 (and (eq age
'obsolete
)
4916 newsticker-hide-obsolete-items-in-echo-area
))
4917 (and (eq age
'immortal
)
4919 newsticker-hide-immortal-items-in-echo-area
)))
4920 (setq title
(newsticker--remove-whitespace title
))
4921 ;; add to flash list
4922 (add-to-list 'newsticker--item-list
4923 (concat feed-name
": " title
) t
)
4924 ;; and to the scrollable text
4925 (setq newsticker--scrollable-text
4926 (concat newsticker--scrollable-text
4927 " " feed-name
": " title
" +++"))))))
4930 (when have-something
4931 (setq newsticker--scrollable-text
4933 (format-time-string "%A, %H:%M"
4934 newsticker--latest-update-time
)
4935 " ++++++" newsticker--scrollable-text
)))))
4937 (defun newsticker--ticker-text-remove (feed title
)
4938 "Remove the item of FEED with TITLE from the ticker text."
4939 ;; reset scrollable text
4940 (setq newsticker--item-position
0)
4941 (let ((feed-name (symbol-name feed
))
4942 (t-title (replace-regexp-in-string "[\r\n]+" " " title
)))
4943 ;; remove from flash list
4944 (setq newsticker--item-list
(remove (concat feed-name
": " t-title
)
4945 newsticker--item-list
))
4946 ;; and from the scrollable text
4947 (setq newsticker--scrollable-text
4948 (replace-regexp-in-string
4949 (regexp-quote (concat " " feed-name
": " t-title
" +++"))
4951 newsticker--scrollable-text
))
4952 (if (string-match (concat "^\\+\\+\\+ [A-Z][a-z]+, "
4953 "[012]?[0-9]:[0-9][0-9] \\+\\+\\+\\+\\+\\+$")
4954 newsticker--scrollable-text
)
4955 (setq newsticker--scrollable-text
""))))
4957 ;; ======================================================================
4958 ;;; manipulation of cached data
4959 ;; ======================================================================
4960 (defun newsticker--cache-set-preformatted-contents (item contents
)
4961 "Set preformatted contents of ITEM to CONTENTS."
4963 (setcar (nthcdr 6 item
) contents
)
4964 (setcdr (nthcdr 5 item
) (list contents
))))
4966 (defun newsticker--cache-set-preformatted-title (item title
)
4967 "Set preformatted title of ITEM to TITLE."
4969 (setcar (nthcdr 7 item
) title
)
4970 (setcdr (nthcdr 6 item
) title
)))
4972 (defun newsticker--cache-replace-age (data feed old-age new-age
)
4973 "Mark all items in DATA in FEED which carry age OLD-AGE with NEW-AGE.
4974 If FEED is 'any it applies to all feeds. If OLD-AGE is 'any,
4975 all marks are replaced by NEW-AGE. Removes all pre-formatted contents."
4976 (mapc (lambda (a-feed)
4977 (when (or (eq feed
'any
)
4978 (eq (car a-feed
) feed
))
4979 (let ((items (cdr a-feed
)))
4980 (mapc (lambda (item)
4981 (when (or (eq old-age
'any
)
4982 (eq (newsticker--age item
) old-age
))
4983 (setcar (nthcdr 4 item
) new-age
)
4984 (newsticker--do-forget-preformatted item
)))
4989 (defun newsticker--cache-mark-expired (data feed old-age new-age time
)
4990 "Mark all expired entries.
4991 This function sets the age entries in DATA in the feed FEED. If
4992 an item's age is OLD-AGE it is set to NEW-AGE if the item is
4996 (when (or (eq feed
'any
)
4997 (eq (car a-feed
) feed
))
4998 (let ((items (cdr a-feed
)))
5001 (when (eq (newsticker--age item
) old-age
)
5002 (let ((exp-time (time-add (newsticker--time item
)
5003 (seconds-to-time time
))))
5004 (when (time-less-p exp-time
(current-time))
5005 (newsticker--debug-msg
5006 "Item `%s' from %s has expired on %s"
5007 (newsticker--title item
)
5008 (format-time-string "%Y-%02m-%d, %H:%M"
5009 (newsticker--time item
))
5010 (format-time-string "%Y-%02m-%d, %H:%M" exp-time
))
5011 (setcar (nthcdr 4 item
) new-age
)))))
5016 (defun newsticker--cache-contains (data feed title desc link age
5018 "Check DATA whether FEED contains an item with the given properties.
5019 This function returns the contained item or nil if it is not
5021 The properties which are checked are TITLE, DESC, LINK, AGE, and
5022 GUID. In general all properties must match in order to return a
5023 certain item, except for the following cases.
5025 If AGE equals 'feed the TITLE, DESCription and LINK do not
5026 matter. If DESC is nil it is ignored as well. If
5027 `newsticker-desc-comp-max' is non-nil, only the first
5028 `newsticker-desc-comp-max' characters of DESC are taken into
5031 If GUID is non-nil it is sufficient to match this value, and the
5032 other properties are ignored."
5035 (when (and desc newsticker-desc-comp-max
5036 (> (length desc
) newsticker-desc-comp-max
))
5037 (setq desc
(substring desc
0 newsticker-desc-comp-max
)))
5040 (when (eq (car this-feed
) feed
)
5041 (mapc (lambda (anitem)
5043 ;; global unique id can match
5045 (string= guid
(newsticker--guid anitem
)))
5046 ;; or title, desc, etc.
5048 ;;(or (not (eq age 'feed))
5049 ;; (eq (newsticker--age anitem) 'feed))
5050 (string= (newsticker--title anitem
)
5053 (string= (newsticker--link anitem
)
5056 (if (and desc newsticker-desc-comp-max
5057 (> (length (newsticker--desc anitem
))
5058 newsticker-desc-comp-max
))
5060 (newsticker--desc anitem
)
5061 0 newsticker-desc-comp-max
)
5063 (string= (newsticker--desc anitem
)
5065 (throw 'found anitem
)))
5071 (defun newsticker--cache-add (data feed-name-symbol title desc link time age
5072 position extra-elements
5073 &optional updated-age updated-time
5074 preformatted-contents
5076 "Add another item to cache data.
5077 Add to DATA in the FEED-NAME-SYMBOL an item with TITLE, DESC,
5078 LINK, TIME, AGE, POSITION, and EXTRA-ELEMENTS. If this item is
5079 contained already, its mark is set to UPDATED-AGE, its time is
5080 set to UPDATED-TIME, and its pre-formatted contents is set to
5081 PREFORMATTED-CONTENTS and PREFORMATTED-TITLE. Returns the age
5082 which the item got."
5083 (let ((item (newsticker--cache-contains data feed-name-symbol title
5086 ;; does exist already -- change age, update time and position
5089 (setcar (nthcdr 5 item
) position
)
5090 (setcdr (nthcdr 4 item
) (list position
)))
5091 (setcar (nthcdr 4 item
) updated-age
)
5093 (setcar (nthcdr 3 item
) updated-time
))
5094 ;; replace cached pre-formatted contents
5095 (newsticker--cache-set-preformatted-contents
5096 item preformatted-contents
)
5097 (newsticker--cache-set-preformatted-title
5098 item preformatted-title
))
5099 ;; did not exist or age equals 'feed-name-symbol
5101 (mapc (lambda (this-feed)
5102 (when (eq (car this-feed
) feed-name-symbol
)
5103 (setcdr this-feed
(nconc (cdr this-feed
)
5104 (list (list title desc link
5106 preformatted-contents
5109 (throw 'found this-feed
)))
5111 ;; the feed is not contained
5112 (add-to-list 'data
(list feed-name-symbol
5113 (list title desc link time age position
5114 preformatted-contents
5120 (defun newsticker--cache-remove (data feed-symbol age
)
5121 "Remove all entries from DATA in the feed FEED-SYMBOL with AGE.
5122 FEED-SYMBOL may be 'any. Entries from old feeds, which are no longer in
5123 `newsticker-url-list' or `newsticker-url-list-defaults', are removed as
5129 (if (or (assoc (symbol-name (car feed
)) newsticker-url-list
)
5130 (assoc (symbol-name (car feed
)) newsticker-url-list-defaults
))
5131 ;; feed is still valid=active
5132 ;; (message "Keeping feed %s" (car feed))
5133 (if (or (eq feed-symbol
'any
)
5134 (eq feed-symbol
(car feed
)))
5135 (let* ((item-pos (cdr feed
))
5136 (item (car item-pos
))
5139 ;;(message "%s" (car item))
5140 (if (eq age
(newsticker--age item
))
5143 ;;(message "Removing item %s" (car item))
5145 (setcdr prev-pos
(cdr item-pos
))
5146 (setcdr feed
(cdr item-pos
))))
5147 ;;(message "Keeping item %s" (car item))
5148 (setq prev-pos item-pos
))
5149 (setq item-pos
(cdr item-pos
))
5150 (setq item
(car item-pos
)))))
5151 ;; feed is not active anymore
5152 ;; (message "Removing feed %s" (car feed))
5154 (setcdr last-pos
(cdr pos
))
5155 (setq data
(cdr pos
))))
5157 (setq pos
(cdr pos
))
5158 (setq feed
(car pos
)))))
5160 ;; ======================================================================
5162 ;; ======================================================================
5163 (defun newsticker--cache-item-compare-by-time (item1 item2
)
5164 "Compare two news items ITEM1 and ITEM2 by comparing their time values."
5166 (let ((age1 (newsticker--age item1
))
5167 (age2 (newsticker--age item2
)))
5168 (if (not (eq age1 age2
))
5169 (cond ((eq age1
'obsolete
)
5170 (throw 'result nil
))
5171 ((eq age2
'obsolete
)
5172 (throw 'result t
)))))
5173 (let* ((time1 (newsticker--time item1
))
5174 (time2 (newsticker--time item2
)))
5175 (cond ((< (nth 0 time1
) (nth 0 time2
))
5177 ((> (nth 0 time1
) (nth 0 time2
))
5179 ((< (nth 1 time1
) (nth 1 time2
))
5181 ((> (nth 1 time1
) (nth 1 time2
))
5183 ((< (or (nth 2 time1
) 0) (or (nth 2 time2
) 0))
5185 ((> (or (nth 2 time1
) 0) (or (nth 2 time2
) 0))
5190 (defun newsticker--cache-item-compare-by-title (item1 item2
)
5191 "Compare ITEM1 and ITEM2 by comparing their titles."
5193 (let ((age1 (newsticker--age item1
))
5194 (age2 (newsticker--age item2
)))
5195 (if (not (eq age1 age2
))
5196 (cond ((eq age1
'obsolete
)
5197 (throw 'result nil
))
5198 ((eq age2
'obsolete
)
5199 (throw 'result t
)))))
5200 (string< (newsticker--title item1
) (newsticker--title item2
))))
5202 (defun newsticker--cache-item-compare-by-position (item1 item2
)
5203 "Compare ITEM1 and ITEM2 by comparing their original positions."
5205 (let ((age1 (newsticker--age item1
))
5206 (age2 (newsticker--age item2
)))
5207 (if (not (eq age1 age2
))
5208 (cond ((eq age1
'obsolete
)
5209 (throw 'result nil
))
5210 ((eq age2
'obsolete
)
5211 (throw 'result t
)))))
5212 (< (or (newsticker--pos item1
) 0) (or (newsticker--pos item2
) 0))))
5214 (defun newsticker--cache-sort ()
5215 "Sort the newsticker cache data."
5216 (let ((sort-fun (cond ((eq newsticker-sort-method
'sort-by-time
)
5217 'newsticker--cache-item-compare-by-time
)
5218 ((eq newsticker-sort-method
'sort-by-title
)
5219 'newsticker--cache-item-compare-by-title
)
5220 ((eq newsticker-sort-method
'sort-by-original-order
)
5221 'newsticker--cache-item-compare-by-position
))))
5222 (mapc (lambda (feed-list)
5223 (setcdr feed-list
(sort (cdr feed-list
)
5225 newsticker--cache
)))
5227 (defun newsticker--cache-update (&optional save
)
5228 "Update newsticker cache file.
5229 If optional argument SAVE is not nil the cache file is saved to disk."
5231 (let ((coding-system-for-write 'utf-8
)
5232 (buf (find-file-noselect newsticker-cache-filename
)))
5235 (setq buffer-undo-list t
)
5237 (insert ";; -*- coding: utf-8 -*-\n")
5238 (insert (prin1-to-string newsticker--cache
))
5242 (defun newsticker--cache-get-feed (feed)
5243 "Return the cached data for the feed FEED.
5245 (assoc feed newsticker--cache
))
5247 ;; ======================================================================
5249 ;; ======================================================================
5250 (defun newsticker--stat-num-items (feed &optional age
)
5251 "Return number of items in the given FEED which have the given AGE.
5252 If AGE is nil, the total number of items is returned."
5253 (let ((items (cdr (newsticker--cache-get-feed feed
)))
5257 (if (eq (newsticker--age (car items
)) age
)
5258 (setq num
(1+ num
)))
5259 (if (memq (newsticker--age (car items
)) '(new old immortal obsolete
))
5260 (setq num
(1+ num
))))
5261 (setq items
(cdr items
)))
5264 ;; ======================================================================
5266 ;; ======================================================================
5267 (defun newsticker-opml-export ()
5268 "OPML subscription export.
5269 Export subscriptions to a buffer in OPML Format."
5271 (with-current-buffer (get-buffer-create "*OPML Export*")
5272 (set-buffer-file-coding-system 'utf-8
)
5274 "<?xml version=\"1.0\" encoding=\"utf-8\"?>\n"
5275 "<!-- OPML generated by Emacs newsticker.el -->\n"
5276 "<opml version=\"1.0\">\n"
5278 " <title>mySubscriptions</title>\n"
5279 " <dateCreated>" (format-time-string "%a, %d %b %Y %T %z")
5281 " <ownerEmail>" user-mail-address
"</ownerEmail>\n"
5282 " <ownerName>" (user-full-name) "</ownerName>\n"
5286 (insert " <outline text=\"")
5287 (insert (newsticker--title sub
))
5288 (insert "\" xmlUrl=\"")
5291 (append newsticker-url-list newsticker-url-list-defaults
))
5292 (insert " </body>\n</opml>\n"))
5293 (pop-to-buffer "*OPML Export*")
5294 (when (fboundp 'sgml-mode
)
5297 (defun newsticker-opml-import (filename)
5298 "Import OPML data from FILENAME."
5299 (interactive "fOPML file: ")
5300 (set-buffer (find-file-noselect filename
))
5301 (goto-char (point-min))
5302 (let* ((node-list (xml-parse-region (point-min) (point-max)))
5303 (body (car (xml-get-children (car node-list
) 'body
)))
5304 (outlines (xml-get-children body
'outline
)))
5305 (mapc (lambda (outline)
5306 (let ((name (xml-get-attribute outline
'text
))
5307 (url (xml-get-attribute outline
'xmlUrl
)))
5308 (add-to-list 'newsticker-url-list
5309 (list name url nil nil nil
) t
)))
5311 (customize-variable 'newsticker-url-list
))
5313 ;; ======================================================================
5315 ;; ======================================================================
5316 (defun newsticker--run-auto-mark-filter (feed item
)
5317 "Automatically mark an item as old or immortal.
5318 This function checks the variable `newsticker-auto-mark-filter-list'
5319 for an entry that matches FEED and ITEM."
5320 (let ((case-fold-search t
))
5321 (mapc (lambda (filter)
5322 (let ((filter-feed (car filter
))
5323 (pattern-list (cadr filter
)))
5324 (when (string-match filter-feed feed
)
5325 (newsticker--do-run-auto-mark-filter item pattern-list
))))
5326 newsticker-auto-mark-filter-list
)))
5328 (defun newsticker--do-run-auto-mark-filter (item list
)
5329 "Actually compare ITEM against the pattern-LIST
5330 \(from `newsticker-auto-mark-filter-list')."
5331 (mapc (lambda (pattern)
5332 (let ((age (nth 0 pattern
))
5333 (place (nth 1 pattern
))
5334 (regexp (nth 2 pattern
))
5335 (title (newsticker--title item
))
5336 (desc (newsticker--desc item
)))
5337 (when (or (eq place
'title
) (eq place
'all
))
5338 (when (and title
(string-match regexp title
))
5339 (newsticker--debug-msg "Auto-marking as %s: `%s'"
5340 age
(newsticker--title item
))
5341 (setcar (nthcdr 4 item
) age
)))
5342 (when (or (eq place
'description
) (eq place
'all
))
5343 (when (and desc
(string-match regexp desc
))
5344 (newsticker--debug-msg "Auto-marking as %s: `%s'"
5345 age
(newsticker--title item
))
5346 (setcar (nthcdr 4 item
) age
)))))
5350 ;; ======================================================================
5352 ;; ======================================================================
5353 (defun newsticker-new-item-functions-sample (feed item
)
5354 "Demonstrate the use of the `newsticker-new-item-functions' hook.
5355 This function just prints out the values of the FEED and title of the ITEM."
5356 (message (concat "newsticker-new-item-functions-sample: feed=`%s', "
5358 feed
(newsticker--title item
)))
5360 (defun newsticker-download-images (feed item
)
5361 "Download the first image.
5362 If FEED equals \"imagefeed\" download the first image URL found
5363 in the description=contents of ITEM to the directory
5364 \"~/tmp/newsticker/FEED/TITLE\" where TITLE is the title of the item."
5365 (when (string= feed
"imagefeed")
5366 (let ((title (newsticker--title item
))
5367 (desc (newsticker--desc item
)))
5368 (when (string-match "<img src=\"\\(http://[^ \"]+\\)\"" desc
)
5369 (let ((url (substring desc
(match-beginning 1) (match-end 1)))
5370 (temp-dir (concat "~/tmp/newsticker/" feed
"/" title
))
5371 (org-dir default-directory
))
5372 (unless (file-directory-p temp-dir
)
5373 (make-directory temp-dir t
))
5375 (message "Getting image %s" url
)
5376 (apply 'start-process
"wget-image"
5377 " *newsticker-wget-download-images*"
5378 newsticker-wget-name
5382 (defun newsticker-download-enclosures (feed item
)
5383 "In all FEEDs download the enclosed object of the news ITEM.
5384 The object is saved to the directory \"~/tmp/newsticker/FEED/TITLE\", which
5385 is created if it does not exist. TITLE is the title of the news
5386 item. Argument FEED is ignored.
5387 This function is suited for adding it to `newsticker-new-item-functions'."
5388 (let ((title (newsticker--title item
))
5389 (enclosure (newsticker--enclosure item
)))
5391 (let ((url (cdr (assoc 'url enclosure
)))
5392 (temp-dir (concat "~/tmp/newsticker/" feed
"/" title
))
5393 (org-dir default-directory
))
5394 (unless (file-directory-p temp-dir
)
5395 (make-directory temp-dir t
))
5397 (message "Getting enclosure %s" url
)
5398 (apply 'start-process
"wget-enclosure"
5399 " *newsticker-wget-download-enclosures*"
5400 newsticker-wget-name
5405 (provide 'newsticker
)
5407 ;; arch-tag: ab761dfa-67bc-4207-bc64-4307271dc381
5408 ;;; newsticker.el ends here