[Top][All Lists]
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Emacs-diffs] Changes to newsticker-plainview.el
|
From: |
Ulf Jasper |
|
Subject: |
[Emacs-diffs] Changes to newsticker-plainview.el |
|
Date: |
Fri, 13 Jun 2008 17:08:26 +0000 |
CVSROOT: /sources/emacs
Module name: emacs
Changes by: Ulf Jasper <u11> 08/06/13 17:08:25
Index: newsticker-plainview.el
===================================================================
RCS file: newsticker-plainview.el
diff -N newsticker-plainview.el
--- newsticker-plainview.el 12 Jun 2008 05:49:27 -0000 1.6
+++ /dev/null 1 Jan 1970 00:00:00 -0000
@@ -1,1830 +0,0 @@
-;;; newsticker-plainview.el --- Single buffer frontend for newsticker.
-
-;; Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008
-;; Free Software Foundation, Inc.
-
-;; Author: Ulf Jasper <address@hidden>
-;; Filename: newsticker-plainview.el
-;; URL: http://www.nongnu.org/newsticker
-;; Time-stamp: "8. Juni 2008, 20:39:46 (ulf)"
-
-;; ======================================================================
-
-;; This file is part of GNU Emacs.
-
-;; GNU Emacs is free software: you can redistribute it and/or modify
-;; it under the terms of the GNU General Public License as published by
-;; the Free Software Foundation, either version 3 of the License, or
-;; (at your option) any later version.
-
-;; GNU Emacs is distributed in the hope that it will be useful,
-;; but WITHOUT ANY WARRANTY; without even the implied warranty of
-;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-;; GNU General Public License for more details.
-
-;; You should have received a copy of the GNU General Public License
-;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
-
-;; ======================================================================
-;;; Commentary:
-
-;; See newsticker.el
-
-;; ======================================================================
-;;; Code:
-
-(require 'newsticker-ticker)
-(require 'newsticker-reader)
-(require 'derived)
-(require 'xml)
-
-;; Silence warnings
-(defvar w3-mode-map)
-(defvar w3m-minor-mode-map)
-
-;; ======================================================================
-;;; Customization
-;; ======================================================================
-(defgroup newsticker-plainview nil
- "Settings for the simple plain view reader.
-See also `newsticker-plainview-hooks'."
- :group 'newsticker-reader)
-
-
-(defun newsticker--set-customvar-buffer (symbol value)
- "Set newsticker-variable SYMBOL value to VALUE.
-Calls all actions which are necessary in order to make the new
-value effective."
- (if (or (not (boundp symbol))
- (equal (symbol-value symbol) value))
- (set symbol value)
- ;; something must have changed
- (set symbol value)
- (newsticker--buffer-set-uptodate nil)))
-
-(defun newsticker--set-customvar-sorting (symbol value)
- "Set newsticker-variable SYMBOL value to VALUE.
-Calls all actions which are necessary in order to make the new
-value effective."
- (if (or (not (boundp symbol))
- (equal (symbol-value symbol) value))
- (set symbol value)
- ;; something must have changed
- (set symbol value)
- (message "Applying new sort method...")
- (when (fboundp 'newsticker--cache-sort) (newsticker--cache-sort))
- (when (fboundp 'newsticker--buffer-set-uptodate)
- (newsticker--buffer-set-uptodate nil))
- (message "Applying new sort method...done")))
-
-(defcustom newsticker-sort-method
- 'sort-by-original-order
- "Sort method for news items.
-The following sort methods are available:
-* `sort-by-original-order' keeps the order in which the items
- appear in the headline file (please note that for immortal items,
- which have been removed from the news feed, there is no original
- order),
-* `sort-by-time' looks at the time at which an item has been seen
- the first time. The most recent item is put at top,
-* `sort-by-title' will put the items in an alphabetical order."
- :type '(choice
- (const :tag "Keep original order" sort-by-original-order)
- (const :tag "Sort by time" sort-by-time)
- (const :tag "Sort by title" sort-by-title))
- :set 'newsticker--set-customvar-sorting
- :group 'newsticker-plainview)
-
-(defcustom newsticker-heading-format
- "%l
-%t %d %s"
- "Format string for feed headings.
-The following printf-like specifiers can be used:
-%d The date the feed was retrieved. See `newsticker-date-format'.
-%l The logo (image) of the feed. Most news feeds provide a small
- image as logo. Newsticker can display them, if Emacs can --
- see `image-types' for a list of supported image types.
-%L The logo (image) of the feed. If the logo is not available
- the title of the feed is used.
-%s The statistical data of the feed. See `newsticker-statistics-format'.
-%t The title of the feed, i.e. its name."
- :type 'string
- :set 'newsticker--set-customvar-formatting
- :group 'newsticker-plainview)
-
-(defcustom newsticker-item-format
- "%t %d"
- "Format string for news item headlines.
-The following printf-like specifiers can be used:
-%d The date the item was (first) retrieved. See `newsticker-date-format'.
-%l The logo (image) of the feed. Most news feeds provide a small
- image as logo. Newsticker can display them, if Emacs can --
- see `image-types' for a list of supported image types.
-%L The logo (image) of the feed. If the logo is not available
- the title of the feed is used.
-%t The title of the item."
- :type 'string
- :set 'newsticker--set-customvar-formatting
- :group 'newsticker-plainview)
-
-(defcustom newsticker-desc-format
- "%d %c"
- "Format string for news descriptions (contents).
-The following printf-like specifiers can be used:
-%c The contents (description) of the item.
-%d The date the item was (first) retrieved. See
- `newsticker-date-format'."
- :type 'string
- :set 'newsticker--set-customvar-formatting
- :group 'newsticker-plainview)
-
-(defcustom newsticker-statistics-format
- "[%n + %i + %o + %O = %a]"
- "Format for the statistics part in feed lines.
-The following printf-like specifiers can be used:
-%a The number of all items in the feed.
-%i The number of immortal items in the feed.
-%n The number of new items in the feed.
-%o The number of old items in the feed.
-%O The number of obsolete items in the feed."
- :type 'string
- :set 'newsticker--set-customvar-formatting
- :group 'newsticker-plainview)
-
-
-;; ======================================================================
-;; faces
-(defgroup newsticker-faces nil
- "Settings for the faces of the feed reader."
- :group 'newsticker-plainview)
-
-(defface newsticker-feed-face
- '((((class color) (background dark))
- (:family "helvetica" :bold t :height 1.2 :foreground "misty rose"))
- (((class color) (background light))
- (:family "helvetica" :bold t :height 1.2 :foreground "black")))
- "Face for news feeds."
- :group 'newsticker-faces)
-
-(defface newsticker-new-item-face
- '((((class color) (background dark))
- (:family "helvetica" :bold t))
- (((class color) (background light))
- (:family "helvetica" :bold t)))
- "Face for new news items."
- :group 'newsticker-faces)
-
-(defface newsticker-old-item-face
- '((((class color) (background dark))
- (:family "helvetica" :bold t :foreground "orange3"))
- (((class color) (background light))
- (:family "helvetica" :bold t :foreground "red4")))
- "Face for old news items."
- :group 'newsticker-faces)
-
-(defface newsticker-immortal-item-face
- '((((class color) (background dark))
- (:family "helvetica" :bold t :italic t :foreground "orange"))
- (((class color) (background light))
- (:family "helvetica" :bold t :italic t :foreground "blue")))
- "Face for immortal news items."
- :group 'newsticker-faces)
-
-(defface newsticker-obsolete-item-face
- '((((class color) (background dark))
- (:family "helvetica" :bold t :strike-through t))
- (((class color) (background light))
- (:family "helvetica" :bold t :strike-through t)))
- "Face for old news items."
- :group 'newsticker-faces)
-
-(defface newsticker-date-face
- '((((class color) (background dark))
- (:family "helvetica" :italic t :height 0.8))
- (((class color) (background light))
- (:family "helvetica" :italic t :height 0.8)))
- "Face for newsticker dates."
- :group 'newsticker-faces)
-
-(defface newsticker-statistics-face
- '((((class color) (background dark))
- (:family "helvetica" :italic t :height 0.8))
- (((class color) (background light))
- (:family "helvetica" :italic t :height 0.8)))
- "Face for newsticker dates."
- :group 'newsticker-faces)
-
-(defface newsticker-enclosure-face
- '((((class color) (background dark))
- (:bold t :background "orange"))
- (((class color) (background light))
- (:bold t :background "orange")))
- "Face for enclosed elements."
- :group 'newsticker-faces)
-
-(defface newsticker-extra-face
- '((((class color) (background dark))
- (:italic t :foreground "gray50" :height 0.8))
- (((class color) (background light))
- (:italic t :foreground "gray50" :height 0.8)))
- "Face for newsticker dates."
- :group 'newsticker-faces)
-
-(defface newsticker-default-face
- '((((class color) (background dark))
- (:inherit default))
- (((class color) (background light))
- (:inherit default)))
- "Face for the description of news items."
- ;;:set 'newsticker--set-customvar
- :group 'newsticker-faces)
-
-(defcustom newsticker-hide-old-items-in-newsticker-buffer
- nil
- "Decides whether to automatically hide old items in the *newsticker* buffer.
-If set to t old items will be completely folded and only new
-items will show up in the *newsticker* buffer. Otherwise old as
-well as new items will be visible."
- :type 'boolean
- :set 'newsticker--set-customvar-buffer
- :group 'newsticker-plainview)
-
-(defcustom newsticker-show-descriptions-of-new-items
- t
- "Whether to automatically show descriptions of new items in *newsticker*.
-If set to t old items will be folded and new items will be
-unfolded. Otherwise old as well as new items will be folded."
- :type 'boolean
- :set 'newsticker--set-customvar-buffer
- :group 'newsticker-plainview)
-
-(defcustom newsticker-show-all-news-elements
- nil
- "Show all news elements."
- :type 'boolean
- ;;:set 'newsticker--set-customvar
- :group 'newsticker-plainview)
-
-;; ======================================================================
-;; hooks
-(defgroup newsticker-plainview-hooks nil
- "Settings for newsticker hooks which apply to plainview only."
- :group 'newsticker-hooks)
-
-(defcustom newsticker-select-item-hook
- 'newsticker--buffer-make-item-completely-visible
- "List of functions run after a headline has been selected.
-Each function is called after one of `newsticker-next-item',
-`newsticker-next-new-item', `newsticker-previous-item',
-`newsticker-previous-new-item' has been called.
-
-The default value 'newsticker--buffer-make-item-completely-visible
-assures that the current item is always completely visible."
- :type 'hook
- :options '(newsticker--buffer-make-item-completely-visible)
- :group 'newsticker-plainview-hooks)
-
-(defcustom newsticker-select-feed-hook
- 'newsticker--buffer-make-item-completely-visible
- "List of functions run after a feed has been selected.
-Each function is called after one of `newsticker-next-feed', and
-`newsticker-previous-feed' has been called.
-
-The default value 'newsticker--buffer-make-item-completely-visible
-assures that the current feed is completely visible."
- :type 'hook
- :options '(newsticker--buffer-make-item-completely-visible)
- :group 'newsticker-plainview-hooks)
-
-(defcustom newsticker-buffer-change-hook
- 'newsticker-w3m-show-inline-images
- "List of functions run after the newsticker buffer has been updated.
-Each function is called after `newsticker-buffer-update' has been called.
-
-The default value '`newsticker-w3m-show-inline-images' loads inline
-images."
- :type 'hook
- :group 'newsticker-plainview-hooks)
-
-(defcustom newsticker-narrow-hook
- 'newsticker-w3m-show-inline-images
- "List of functions run after narrowing in newsticker buffer has changed.
-Each function is called after
-`newsticker-toggle-auto-narrow-to-feed' or
-`newsticker-toggle-auto-narrow-to-item' has been called.
-
-The default value '`newsticker-w3m-show-inline-images' loads inline
-images."
- :type 'hook
- :group 'newsticker-plainview-hooks)
-
-;; ======================================================================
-;;; Toolbar
-;; ======================================================================
-
-(defvar newsticker--plainview-tool-bar-map
- (if (featurep 'xemacs)
- nil
- (if (boundp 'tool-bar-map)
- (let ((tool-bar-map (make-sparse-keymap)))
- (define-key tool-bar-map [newsticker-sep-1]
- (list 'menu-item "--double-line"))
- (define-key tool-bar-map [newsticker-browse-url]
- (list 'menu-item "newsticker-browse-url" 'newsticker-browse-url
- :visible t
- :help "Browse URL for item at point"
- :image newsticker--browse-image))
- (define-key tool-bar-map [newsticker-buffer-force-update]
- (list 'menu-item "newsticker-buffer-force-update"
- 'newsticker-buffer-force-update
- :visible t
- :help "Update newsticker buffer"
- :image newsticker--update-image
- :enable '(not newsticker--buffer-uptodate-p)))
- (define-key tool-bar-map [newsticker-get-all-news]
- (list 'menu-item "newsticker-get-all-news" 'newsticker-get-all-news
- :visible t
- :help "Get news for all feeds"
- :image newsticker--get-all-image))
- (define-key tool-bar-map [newsticker-mark-item-at-point-as-read]
- (list 'menu-item "newsticker-mark-item-at-point-as-read"
- 'newsticker-mark-item-at-point-as-read
- :visible t
- :image newsticker--mark-read-image
- :help "Mark current item as read"
- :enable '(newsticker-item-not-old-p)))
- (define-key tool-bar-map [newsticker-mark-item-at-point-as-immortal]
- (list 'menu-item "newsticker-mark-item-at-point-as-immortal"
- 'newsticker-mark-item-at-point-as-immortal
- :visible t
- :image newsticker--mark-immortal-image
- :help "Mark current item as immortal"
- :enable '(newsticker-item-not-immortal-p)))
- (define-key tool-bar-map [newsticker-toggle-auto-narrow-to-feed]
- (list 'menu-item "newsticker-toggle-auto-narrow-to-feed"
- 'newsticker-toggle-auto-narrow-to-feed
- :visible t
- :help "Toggle visibility of other feeds"
- :image newsticker--narrow-image))
- (define-key tool-bar-map [newsticker-next-feed]
- (list 'menu-item "newsticker-next-feed" 'newsticker-next-feed
- :visible t
- :help "Go to next feed"
- :image newsticker--next-feed-image
- :enable '(newsticker-next-feed-available-p)))
- (define-key tool-bar-map [newsticker-next-item]
- (list 'menu-item "newsticker-next-item" 'newsticker-next-item
- :visible t
- :help "Go to next item"
- :image newsticker--next-item-image
- :enable '(newsticker-next-item-available-p)))
- (define-key tool-bar-map [newsticker-previous-item]
- (list 'menu-item "newsticker-previous-item"
'newsticker-previous-item
- :visible t
- :help "Go to previous item"
- :image newsticker--previous-item-image
- :enable '(newsticker-previous-item-available-p)))
- (define-key tool-bar-map [newsticker-previous-feed]
- (list 'menu-item "newsticker-previous-feed"
'newsticker-previous-feed
- :visible t
- :help "Go to previous feed"
- :image newsticker--previous-feed-image
- :enable '(newsticker-previous-feed-available-p)))
- ;; standard icons / actions
- (tool-bar-add-item "close"
- 'newsticker-close-buffer
- 'newsticker-close-buffer
- :help "Close newsticker buffer")
- (tool-bar-add-item "preferences"
- 'newsticker-customize
- 'newsticker-customize
- :help "Customize newsticker")
- tool-bar-map))))
-
-;; ======================================================================
-;;; Newsticker mode
-;; ======================================================================
-
-(define-derived-mode newsticker-mode fundamental-mode
- "NewsTicker"
- "Viewing news feeds in Emacs."
- (if (boundp 'tool-bar-map)
- (set (make-local-variable 'tool-bar-map)
- newsticker--plainview-tool-bar-map))
- (set (make-local-variable 'imenu-sort-function) nil)
- (set (make-local-variable 'scroll-conservatively) 999)
- (setq imenu-create-index-function 'newsticker--imenu-create-index)
- (setq imenu-default-goto-function 'newsticker--imenu-goto)
- (setq buffer-read-only t)
- (auto-fill-mode -1) ;; turn auto-fill off!
- (font-lock-mode -1) ;; turn off font-lock!!
- (set (make-local-variable 'font-lock-defaults) nil)
- (set (make-local-variable 'line-move-ignore-invisible) t)
- (setq mode-line-format
- (list "-"
- 'mode-line-mule-info
- 'mode-line-modified
- 'mode-line-frame-identification
- " Newsticker ("
- '(newsticker--buffer-uptodate-p
- "up to date"
- "NEED UPDATE")
- ") "
- '(:eval (format "[%d]" (length newsticker--process-ids)))
- " -- "
- '(:eval (newsticker--buffer-get-feed-title-at-point))
- ": "
- '(:eval (newsticker--buffer-get-item-title-at-point))
- " %-"))
- (add-to-invisibility-spec 't)
- (unless newsticker-show-all-news-elements
- (add-to-invisibility-spec 'extra))
- (newsticker--buffer-set-uptodate nil))
-
-;; refine its mode-map
-(define-key newsticker-mode-map "sO" 'newsticker-show-old-items)
-(define-key newsticker-mode-map "hO" 'newsticker-hide-old-items)
-(define-key newsticker-mode-map "sa" 'newsticker-show-all-desc)
-(define-key newsticker-mode-map "ha" 'newsticker-hide-all-desc)
-(define-key newsticker-mode-map "sf" 'newsticker-show-feed-desc)
-(define-key newsticker-mode-map "hf" 'newsticker-hide-feed-desc)
-(define-key newsticker-mode-map "so" 'newsticker-show-old-item-desc)
-(define-key newsticker-mode-map "ho" 'newsticker-hide-old-item-desc)
-(define-key newsticker-mode-map "sn" 'newsticker-show-new-item-desc)
-(define-key newsticker-mode-map "hn" 'newsticker-hide-new-item-desc)
-(define-key newsticker-mode-map "se" 'newsticker-show-entry)
-(define-key newsticker-mode-map "he" 'newsticker-hide-entry)
-(define-key newsticker-mode-map "sx" 'newsticker-show-extra)
-(define-key newsticker-mode-map "hx" 'newsticker-hide-extra)
-
-(define-key newsticker-mode-map " " 'scroll-up)
-(define-key newsticker-mode-map "q" 'newsticker-close-buffer)
-(define-key newsticker-mode-map "p" 'newsticker-previous-item)
-(define-key newsticker-mode-map "P" 'newsticker-previous-new-item)
-(define-key newsticker-mode-map "F" 'newsticker-previous-feed)
-(define-key newsticker-mode-map "\t" 'newsticker-next-item)
-(define-key newsticker-mode-map "n" 'newsticker-next-item)
-(define-key newsticker-mode-map "N" 'newsticker-next-new-item)
-(define-key newsticker-mode-map "f" 'newsticker-next-feed)
-(define-key newsticker-mode-map "M" 'newsticker-mark-all-items-as-read)
-(define-key newsticker-mode-map "m"
- 'newsticker-mark-all-items-at-point-as-read-and-redraw)
-(define-key newsticker-mode-map "o"
- 'newsticker-mark-item-at-point-as-read)
-(define-key newsticker-mode-map "O"
- 'newsticker-mark-all-items-at-point-as-read)
-(define-key newsticker-mode-map "G" 'newsticker-get-all-news)
-(define-key newsticker-mode-map "g" 'newsticker-get-news-at-point)
-(define-key newsticker-mode-map "u" 'newsticker-buffer-update)
-(define-key newsticker-mode-map "U" 'newsticker-buffer-force-update)
-(define-key newsticker-mode-map "a" 'newsticker-add-url)
-
-(define-key newsticker-mode-map "i"
- 'newsticker-mark-item-at-point-as-immortal)
-
-(define-key newsticker-mode-map "xf"
- 'newsticker-toggle-auto-narrow-to-feed)
-(define-key newsticker-mode-map "xi"
- 'newsticker-toggle-auto-narrow-to-item)
-
-;; maps for the clickable portions
-(defvar newsticker--url-keymap (make-sparse-keymap)
- "Key map for click-able headings in the newsticker buffer.")
-(define-key newsticker--url-keymap [mouse-1]
- 'newsticker-mouse-browse-url)
-(define-key newsticker--url-keymap [mouse-2]
- 'newsticker-mouse-browse-url)
-(define-key newsticker--url-keymap "\n"
- 'newsticker-browse-url)
-(define-key newsticker--url-keymap "\C-m"
- 'newsticker-browse-url)
-(define-key newsticker--url-keymap [(control return)]
- 'newsticker-handle-url)
-
-;; newsticker menu
-(defvar newsticker-menu (make-sparse-keymap "Newsticker"))
-
-(define-key newsticker-menu [newsticker-browse-url]
- '("Browse URL for item at point" . newsticker-browse-url))
-(define-key newsticker-menu [newsticker-separator-1]
- '("--"))
-(define-key newsticker-menu [newsticker-buffer-update]
- '("Update buffer" . newsticker-buffer-update))
-(define-key newsticker-menu [newsticker-separator-2]
- '("--"))
-(define-key newsticker-menu [newsticker-get-all-news]
- '("Get news from all feeds" . newsticker-get-all-news))
-(define-key newsticker-menu [newsticker-get-news-at-point]
- '("Get news from feed at point" . newsticker-get-news-at-point))
-(define-key newsticker-menu [newsticker-separator-3]
- '("--"))
-(define-key newsticker-menu [newsticker-mark-all-items-as-read]
- '("Mark all items as read" . newsticker-mark-all-items-as-read))
-(define-key newsticker-menu [newsticker-mark-all-items-at-point-as-read]
- '("Mark all items in feed at point as read" .
- newsticker-mark-all-items-at-point-as-read))
-(define-key newsticker-menu [newsticker-mark-item-at-point-as-read]
- '("Mark item at point as read" .
- newsticker-mark-item-at-point-as-read))
-(define-key newsticker-menu [newsticker-mark-item-at-point-as-immortal]
- '("Toggle immortality for item at point" .
- newsticker-mark-item-at-point-as-immortal))
-(define-key newsticker-menu [newsticker-separator-4]
- '("--"))
-(define-key newsticker-menu [newsticker-toggle-auto-narrow-to-item]
- '("Narrow to single item" . newsticker-toggle-auto-narrow-to-item))
-(define-key newsticker-menu [newsticker-toggle-auto-narrow-to-feed]
- '("Narrow to single news feed" . newsticker-toggle-auto-narrow-to-feed))
-(define-key newsticker-menu [newsticker-hide-old-items]
- '("Hide old items" . newsticker-hide-old-items))
-(define-key newsticker-menu [newsticker-show-old-items]
- '("Show old items" . newsticker-show-old-items))
-(define-key newsticker-menu [newsticker-next-item]
- '("Go to next item" . newsticker-next-item))
-(define-key newsticker-menu [newsticker-previous-item]
- '("Go to previous item" . newsticker-previous-item))
-
-;; bind menu to mouse
-(define-key newsticker-mode-map [down-mouse-3] newsticker-menu)
-;; Put menu in menu-bar
-(define-key newsticker-mode-map [menu-bar Newsticker]
- (cons "Newsticker" newsticker-menu))
-
-
-;; ======================================================================
-;;; User fun
-;; ======================================================================
-;;;###autoload
-(defun newsticker-plainview ()
- "Start newsticker plainview."
- (interactive)
- (newsticker-buffer-update t)
- (switch-to-buffer "*newsticker*"))
-
-(defun newsticker-buffer-force-update ()
- "Update the newsticker buffer, even if not necessary."
- (interactive)
- (newsticker-buffer-update t))
-
-(defun newsticker-buffer-update (&optional force)
- "Update the *newsticker* buffer.
-Unless FORCE is t this is done only if necessary, i.e. when the
-*newsticker* buffer is not up-to-date."
- (interactive)
- ;; bring cache data into proper order....
- (newsticker--cache-sort)
- ;; fill buffer
- (save-excursion
- (let ((buf (get-buffer "*newsticker*")))
- (if buf
- (switch-to-buffer buf)
- (switch-to-buffer (get-buffer-create "*newsticker*"))
- (newsticker--buffer-set-uptodate nil)))
- (when (or force
- (not newsticker--buffer-uptodate-p))
- (message "Preparing newsticker buffer...")
- (setq buffer-undo-list t)
- (let ((inhibit-read-only t))
- (set-buffer-modified-p nil)
- (erase-buffer)
- (newsticker-mode)
- ;; Emacs 21.3.50 does not care if we turn off auto-fill in the
- ;; definition of newsticker-mode, so we do it here (again)
- (auto-fill-mode -1)
-
- (set-buffer-file-coding-system 'utf-8)
-
- (if newsticker-use-full-width
- (set (make-local-variable 'fill-column) (1- (window-width))))
- (newsticker--buffer-insert-all-items)
-
- ;; FIXME: needed for methods buffer in ecb
- ;; (set-visited-file-name "*newsticker*")
-
- (set-buffer-modified-p nil)
- (newsticker-hide-all-desc)
- (if newsticker-hide-old-items-in-newsticker-buffer
- (newsticker-hide-old-items))
- (if newsticker-show-descriptions-of-new-items
- (newsticker-show-new-item-desc))
- )
- (message ""))
- (newsticker--buffer-set-uptodate t)
- (run-hooks 'newsticker-buffer-change-hook)))
-
-(defun newsticker-get-news-at-point ()
- "Launch retrieval of news for the feed point is in.
-This does NOT start the retrieval timers."
- (interactive)
- ;; launch retrieval of news
- (let ((feed (get-text-property (point) 'feed)))
- (when feed
- (newsticker--debug-msg "Getting news for %s" (symbol-name feed))
- (newsticker-get-news (symbol-name feed)))))
-
-(declare-function w3m-toggle-inline-image "ext:w3m" (&optional force no-cache))
-
-(defun newsticker-w3m-show-inline-images ()
- "Show inline images in visible text ranges.
-In-line images in invisible text ranges are hidden. This function
-calls `w3m-toggle-inline-image'. It works only if
-`newsticker-html-renderer' is set to `w3m-region'."
- (interactive)
- (if (eq newsticker-html-renderer 'w3m-region)
- (let ((inhibit-read-only t))
- (save-excursion
- (save-restriction
- (widen)
- (goto-char (point-min))
- (let ((pos (point)))
- (while pos
- (setq pos (next-single-property-change pos 'w3m-image))
- (when pos
- (goto-char pos)
- (when (get-text-property pos 'w3m-image)
- (let ((invis (newsticker--lists-intersect-p
- (get-text-property (1- (point))
- 'invisible)
- buffer-invisibility-spec)))
- (unless (car (get-text-property (1- (point))
- 'display))
- (unless invis
- (w3m-toggle-inline-image t)))))))))))))
-
-;; ======================================================================
-;;; Keymap stuff
-;; ======================================================================
-(defun newsticker-close-buffer ()
- "Close the newsticker buffer."
- (interactive)
- (newsticker--cache-update t)
- (bury-buffer))
-
-(defun newsticker-next-new-item (&optional do-not-wrap-at-eob)
- "Go to next new news item.
-If no new item is found behind point, search is continued at
-beginning of buffer unless optional argument DO-NOT-WRAP-AT-EOB
-is non-nil."
- (interactive)
- (widen)
- (let ((go-ahead t))
- (while go-ahead
- (unless (newsticker--buffer-goto '(item) 'new)
- ;; found nothing -- wrap
- (unless do-not-wrap-at-eob
- (goto-char (point-min))
- (newsticker-next-new-item t))
- (setq go-ahead nil))
- (unless (newsticker--lists-intersect-p
- (get-text-property (point) 'invisible)
- buffer-invisibility-spec)
- ;; this item is invisible -- continue search
- (setq go-ahead nil))))
- (run-hooks 'newsticker-select-item-hook)
- (point))
-
-(defun newsticker-previous-new-item (&optional do-not-wrap-at-bob)
- "Go to previous new news item.
-If no new item is found before point, search is continued at
-beginning of buffer unless optional argument DO-NOT-WRAP-AT-BOB
-is non-nil."
- (interactive)
- (widen)
- (let ((go-ahead t))
- (while go-ahead
- (unless (newsticker--buffer-goto '(item) 'new t)
- (unless do-not-wrap-at-bob
- (goto-char (point-max))
- (newsticker--buffer-goto '(item) 'new t)))
- (unless (newsticker--lists-intersect-p
- (get-text-property (point) 'invisible)
- buffer-invisibility-spec)
- (setq go-ahead nil))))
- (run-hooks 'newsticker-select-item-hook)
- (point))
-
-(defun newsticker-next-item (&optional do-not-wrap-at-eob)
- "Go to next news item.
-Return new buffer position.
-If no item is found below point, search is continued at beginning
-of buffer unless optional argument DO-NOT-WRAP-AT-EOB is
-non-nil."
- (interactive)
- (widen)
- (let ((go-ahead t)
- (search-list '(item)))
- (if newsticker--auto-narrow-to-item
- (setq search-list '(item feed)))
- (while go-ahead
- (unless (newsticker--buffer-goto search-list)
- ;; found nothing -- wrap
- (unless do-not-wrap-at-eob
- (goto-char (point-min)))
- (setq go-ahead nil))
- (unless (newsticker--lists-intersect-p
- (get-text-property (point) 'invisible)
- buffer-invisibility-spec)
- (setq go-ahead nil))))
- (run-hooks 'newsticker-select-item-hook)
- (force-mode-line-update)
- (point))
-
-(defun newsticker-next-item-same-feed ()
- "Go to next news item in the same feed.
-Return new buffer position. If no item is found below point or if
-auto-narrow-to-item is enabled, nil is returned."
- (interactive)
- (if newsticker--auto-narrow-to-item
- nil
- (let ((go-ahead t)
- (current-pos (point))
- (end-of-feed (save-excursion (newsticker--buffer-end-of-feed))))
- (while go-ahead
- (unless (newsticker--buffer-goto '(item))
- (setq go-ahead nil))
- (unless (newsticker--lists-intersect-p
- (get-text-property (point) 'invisible)
- buffer-invisibility-spec)
- (setq go-ahead nil)))
- (if (and (> (point) current-pos)
- (< (point) end-of-feed))
- (point)
- (goto-char current-pos)
- nil))))
-
-(defun newsticker-previous-item (&optional do-not-wrap-at-bob)
- "Go to previous news item.
-Return new buffer position.
-If no item is found before point, search is continued at
-beginning of buffer unless optional argument DO-NOT-WRAP-AT-BOB
-is non-nil."
- (interactive)
- (widen)
- (let ((go-ahead t)
- (search-list '(item)))
- (if newsticker--auto-narrow-to-item
- (setq search-list '(item feed)))
- (when (bobp)
- (unless do-not-wrap-at-bob
- (goto-char (point-max))))
- (while go-ahead
- (if (newsticker--buffer-goto search-list nil t)
- (unless (newsticker--lists-intersect-p
- (get-text-property (point) 'invisible)
- buffer-invisibility-spec)
- (setq go-ahead nil))
- (goto-char (point-min))
- (setq go-ahead nil))))
- (run-hooks 'newsticker-select-item-hook)
- (force-mode-line-update)
- (point))
-
-(defun newsticker-next-feed ()
- "Go to next news feed.
-Return new buffer position."
- (interactive)
- (widen)
- (newsticker--buffer-goto '(feed))
- (run-hooks 'newsticker-select-feed-hook)
- (force-mode-line-update)
- (point))
-
-(defun newsticker-previous-feed ()
- "Go to previous news feed.
-Return new buffer position."
- (interactive)
- (widen)
- (newsticker--buffer-goto '(feed) nil t)
- (run-hooks 'newsticker-select-feed-hook)
- (force-mode-line-update)
- (point))
-
-(defun newsticker-mark-all-items-at-point-as-read-and-redraw ()
- "Mark all items as read and clear ticker contents."
- (interactive)
- (when (or newsticker--buffer-uptodate-p
- (y-or-n-p
- "Buffer is not up to date -- really mark items as read? "))
- (newsticker-mark-all-items-of-feed-as-read
- (get-text-property (point) 'feed))))
-
-(defun newsticker-mark-all-items-of-feed-as-read (feed)
- "Mark all items of FEED as read, clear ticker, and redraw buffer."
- (when feed
- (let ((pos (point)))
- (message "Marking all items as read for %s" (symbol-name feed))
- (newsticker--cache-replace-age newsticker--cache feed 'new 'old)
- (newsticker--cache-replace-age newsticker--cache feed 'obsolete
- 'old)
- (newsticker--cache-update)
- (newsticker--buffer-set-uptodate nil)
- (newsticker--ticker-text-setup)
- (newsticker-buffer-update)
- ;; go back to where we came frome
- (goto-char pos)
- (end-of-line)
- (newsticker--buffer-goto '(feed) nil t))))
-
-(defun newsticker-mark-all-items-at-point-as-read ()
- "Mark all items as read and clear ticker contents."
- (interactive)
- (when (or newsticker--buffer-uptodate-p
- (y-or-n-p
- "Buffer is not up to date -- really mark items as read? "))
- (newsticker--do-mark-item-at-point-as-read t)
- (while (newsticker-next-item-same-feed)
- (newsticker--do-mark-item-at-point-as-read t))
- (newsticker-next-item t)))
-
-(defun newsticker-mark-item-at-point-as-read (&optional respect-immortality)
- "Mark item at point as read and move to next item.
-If optional argument RESPECT-IMMORTALITY is not nil immortal items do
-not get changed."
- (interactive)
- (when (or newsticker--buffer-uptodate-p
- (y-or-n-p
- "Buffer is not up to date -- really mark this item as read? "))
- (newsticker--do-mark-item-at-point-as-read respect-immortality)
- ;; move forward
- (newsticker-next-item t)))
-
-(defun newsticker--do-mark-item-at-point-as-read (&optional
respect-immortality)
- "Mark item at point as read.
-If optional argument RESPECT-IMMORTALITY is not nil immortal items do
-not get changed."
- (let ((feed (get-text-property (point) 'feed)))
- (when feed
- (save-excursion
- (newsticker--buffer-beginning-of-item)
- (let ((inhibit-read-only t)
- (age (get-text-property (point) 'nt-age))
- (title (get-text-property (point) 'nt-title))
- (guid (get-text-property (point) 'nt-guid))
- (nt-desc (get-text-property (point) 'nt-desc))
- (pos (save-excursion (newsticker--buffer-end-of-item)))
- item)
- (when (or (eq age 'new)
- (eq age 'obsolete)
- (and (eq age 'immortal)
- (not respect-immortality)))
- ;; find item
- (setq item (newsticker--cache-contains newsticker--cache
- feed title nt-desc
- nil nil guid))
- ;; mark as old
- (when item
- (setcar (nthcdr 4 item) 'old)
- (newsticker--do-forget-preformatted item))
- ;; clean up ticker
- (if (or (and (eq age 'new)
- newsticker-hide-immortal-items-in-echo-area)
- (and (memq age '(old immortal))
- (not
- (eq newsticker-hide-old-items-in-newsticker-buffer
- newsticker-hide-immortal-items-in-echo-area))))
- (newsticker--ticker-text-remove feed title))
- ;; set faces etc.
- (save-excursion
- (save-restriction
- (widen)
- (put-text-property (point) pos 'nt-age 'old)
- (newsticker--buffer-set-faces (point) pos)))
- (set-buffer-modified-p nil)))))))
-
-(defun newsticker-mark-item-at-point-as-immortal ()
- "Mark item at point as read."
- (interactive)
- (when (or newsticker--buffer-uptodate-p
- (y-or-n-p
- "Buffer is not up to date -- really mark this item as read? "))
- (let ((feed (get-text-property (point) 'feed))
- (item nil))
- (when feed
- (save-excursion
- (newsticker--buffer-beginning-of-item)
- (let ((inhibit-read-only t)
- (oldage (get-text-property (point) 'nt-age))
- (title (get-text-property (point) 'nt-title))
- (guid (get-text-property (point) 'nt-guid))
- (pos (save-excursion (newsticker--buffer-end-of-item))))
- (let ((newage 'immortal))
- (if (eq oldage 'immortal)
- (setq newage 'old))
- (setq item (newsticker--cache-contains newsticker--cache
- feed title nil nil nil
- guid))
- ;; change age
- (when item
- (setcar (nthcdr 4 item) newage)
- (newsticker--do-forget-preformatted item))
- (if (or (and (eq newage 'immortal)
- newsticker-hide-immortal-items-in-echo-area)
- (and (eq newage 'obsolete)
- newsticker-hide-obsolete-items-in-echo-area)
- (and (eq oldage 'immortal)
- (not
- (eq newsticker-hide-old-items-in-newsticker-buffer
- newsticker-hide-immortal-items-in-echo-area))))
- (newsticker--ticker-text-remove feed title)
- (newsticker--ticker-text-setup))
- (save-excursion
- (save-restriction
- (widen)
- (put-text-property (point) pos 'nt-age newage)
- (if (eq newage 'immortal)
- (put-text-property (point) pos 'nt-age 'immortal)
- (put-text-property (point) pos 'nt-age 'old))
- (newsticker--buffer-set-faces (point) pos))))))
- (if item
- (newsticker-next-item t))))))
-
-(defun newsticker-mark-all-items-as-read ()
- "Mark all items as read and clear ticker contents."
- (interactive)
- (when (or newsticker--buffer-uptodate-p
- (y-or-n-p
- "Buffer is not up to date -- really mark items as read? "))
- (newsticker--cache-replace-age newsticker--cache 'any 'new 'old)
- (newsticker--buffer-set-uptodate nil)
- (newsticker--ticker-text-setup)
- (newsticker--cache-update)
- (newsticker-buffer-update)))
-
-(defun newsticker-hide-extra ()
- "Hide the extra elements of items."
- (interactive)
- (newsticker--buffer-hideshow 'extra nil)
- (newsticker--buffer-redraw))
-
-(defun newsticker-show-extra ()
- "Show the extra elements of items."
- (interactive)
- (newsticker--buffer-hideshow 'extra t)
- (newsticker--buffer-redraw))
-
-(defun newsticker-hide-old-item-desc ()
- "Hide the description of old items."
- (interactive)
- (newsticker--buffer-hideshow 'desc-old nil)
- (newsticker--buffer-redraw))
-
-(defun newsticker-show-old-item-desc ()
- "Show the description of old items."
- (interactive)
- (newsticker--buffer-hideshow 'item-old t)
- (newsticker--buffer-hideshow 'desc-old t)
- (newsticker--buffer-redraw))
-
-(defun newsticker-hide-new-item-desc ()
- "Hide the description of new items."
- (interactive)
- (newsticker--buffer-hideshow 'desc-new nil)
- (newsticker--buffer-hideshow 'desc-immortal nil)
- (newsticker--buffer-hideshow 'desc-obsolete nil)
- (newsticker--buffer-redraw))
-
-(defun newsticker-show-new-item-desc ()
- "Show the description of new items."
- (interactive)
- (newsticker--buffer-hideshow 'desc-new t)
- (newsticker--buffer-hideshow 'desc-immortal t)
- (newsticker--buffer-hideshow 'desc-obsolete t)
- (newsticker--buffer-redraw))
-
-(defun newsticker-hide-feed-desc ()
- "Hide the description of feeds."
- (interactive)
- (newsticker--buffer-hideshow 'desc-feed nil)
- (newsticker--buffer-redraw))
-
-(defun newsticker-show-feed-desc ()
- "Show the description of old items."
- (interactive)
- (newsticker--buffer-hideshow 'desc-feed t)
- (newsticker--buffer-redraw))
-
-(defun newsticker-hide-all-desc ()
- "Hide the descriptions of feeds and all items."
- (interactive)
- (newsticker--buffer-hideshow 'desc-feed nil)
- (newsticker--buffer-hideshow 'desc-immortal nil)
- (newsticker--buffer-hideshow 'desc-obsolete nil)
- (newsticker--buffer-hideshow 'desc-new nil)
- (newsticker--buffer-hideshow 'desc-old nil)
- (newsticker--buffer-redraw))
-
-(defun newsticker-show-all-desc ()
- "Show the descriptions of feeds and all items."
- (interactive)
- (newsticker--buffer-hideshow 'desc-feed t)
- (newsticker--buffer-hideshow 'desc-immortal t)
- (newsticker--buffer-hideshow 'desc-obsolete t)
- (newsticker--buffer-hideshow 'desc-new t)
- (newsticker--buffer-hideshow 'desc-old t)
- (newsticker--buffer-redraw))
-
-(defun newsticker-hide-old-items ()
- "Hide old items."
- (interactive)
- (newsticker--buffer-hideshow 'desc-old nil)
- (newsticker--buffer-hideshow 'item-old nil)
- (newsticker--buffer-redraw))
-
-(defun newsticker-show-old-items ()
- "Show old items."
- (interactive)
- (newsticker--buffer-hideshow 'item-old t)
- (newsticker--buffer-redraw))
-
-(defun newsticker-hide-entry ()
- "Hide description of entry at point."
- (interactive)
- (save-excursion
- (let* (pos1 pos2
- (inhibit-read-only t)
- inv-prop org-inv-prop
- is-invisible)
- (newsticker--buffer-beginning-of-item)
- (newsticker--buffer-goto '(desc))
- (setq pos1 (max (point-min) (1- (point))))
- (newsticker--buffer-goto '(extra feed item nil))
- (setq pos2 (max (point-min) (1- (point))))
- (setq inv-prop (get-text-property pos1 'invisible))
- (setq org-inv-prop (get-text-property pos1 'org-invisible))
- (cond ((eq inv-prop t)
- ;; do nothing
- )
- ((eq org-inv-prop nil)
- (add-text-properties pos1 pos2
- (list 'invisible (list t)
- 'org-invisible inv-prop)))
- (t
- ;; toggle
- (add-text-properties pos1 pos2
- (list 'invisible org-inv-prop))
- (remove-text-properties pos1 pos2 '(org-invisible))))))
- (newsticker--buffer-redraw))
-
-(defun newsticker-show-entry ()
- "Show description of entry at point."
- (interactive)
- (save-excursion
- (let* (pos1 pos2
- (inhibit-read-only t)
- inv-prop org-inv-prop
- is-invisible)
- (newsticker--buffer-beginning-of-item)
- (newsticker--buffer-goto '(desc))
- (setq pos1 (max (point-min) (1- (point))))
- (newsticker--buffer-goto '(extra feed item))
- (setq pos2 (max (point-min) (1- (point))))
- (setq inv-prop (get-text-property pos1 'invisible))
- (setq org-inv-prop (get-text-property pos1 'org-invisible))
- (cond ((eq org-inv-prop nil)
- (add-text-properties pos1 pos2
- (list 'invisible nil
- 'org-invisible inv-prop)))
- (t
- ;; toggle
- (add-text-properties pos1 pos2
- (list 'invisible org-inv-prop))
- (remove-text-properties pos1 pos2 '(org-invisible))))))
- (newsticker--buffer-redraw))
-
-(defun newsticker-toggle-auto-narrow-to-feed ()
- "Toggle narrowing to current news feed.
-If auto-narrowing is active, only news item of the current feed
-are visible."
- (interactive)
- (newsticker-set-auto-narrow-to-feed
- (not newsticker--auto-narrow-to-feed)))
-
-(defun newsticker-set-auto-narrow-to-feed (value)
- "Turn narrowing to current news feed on or off.
-If VALUE is nil, auto-narrowing is turned off, otherwise it is turned on."
- (interactive)
- (setq newsticker--auto-narrow-to-item nil)
- (setq newsticker--auto-narrow-to-feed value)
- (widen)
- (newsticker--buffer-make-item-completely-visible)
- (run-hooks 'newsticker-narrow-hook))
-
-(defun newsticker-toggle-auto-narrow-to-item ()
- "Toggle narrowing to current news item.
-If auto-narrowing is active, only one item of the current feed
-is visible."
- (interactive)
- (newsticker-set-auto-narrow-to-item
- (not newsticker--auto-narrow-to-item)))
-
-(defun newsticker-set-auto-narrow-to-item (value)
- "Turn narrowing to current news item on or off.
-If VALUE is nil, auto-narrowing is turned off, otherwise it is turned on."
- (interactive)
- (setq newsticker--auto-narrow-to-feed nil)
- (setq newsticker--auto-narrow-to-item value)
- (widen)
- (newsticker--buffer-make-item-completely-visible)
- (run-hooks 'newsticker-narrow-hook))
-
-(defun newsticker-next-feed-available-p ()
- "Return t if position is before last feed, nil otherwise."
- (save-excursion
- (let ((p (point)))
- (newsticker--buffer-goto '(feed))
- (not (= p (point))))))
-
-(defun newsticker-previous-feed-available-p ()
- "Return t if position is behind first feed, nil otherwise."
- (save-excursion
- (let ((p (point)))
- (newsticker--buffer-goto '(feed) nil t)
- (not (= p (point))))))
-
-(defun newsticker-next-item-available-p ()
- "Return t if position is before last feed, nil otherwise."
- (save-excursion
- (catch 'result
- (while (< (point) (point-max))
- (unless (newsticker--buffer-goto '(item))
- (throw 'result nil))
- (unless (newsticker--lists-intersect-p
- (get-text-property (point) 'invisible)
- buffer-invisibility-spec)
- (throw 'result t))))))
-
-(defun newsticker-previous-item-available-p ()
- "Return t if position is behind first item, nil otherwise."
- (save-excursion
- (catch 'result
- (while (> (point) (point-min))
- (unless (newsticker--buffer-goto '(item) nil t)
- (throw 'result nil))
- (unless (newsticker--lists-intersect-p
- (get-text-property (point) 'invisible)
- buffer-invisibility-spec)
- (throw 'result t))))))
-
-(defun newsticker-item-not-old-p ()
- "Return t if there is an item at point which is not old, nil otherwise."
- (when (get-text-property (point) 'feed)
- (save-excursion
- (newsticker--buffer-beginning-of-item)
- (let ((age (get-text-property (point) 'nt-age)))
- (and (memq age '(new immortal obsolete)) t)))))
-
-(defun newsticker-item-not-immortal-p ()
- "Return t if there is an item at point which is not immortal, nil otherwise."
- (when (get-text-property (point) 'feed)
- (save-excursion
- (newsticker--buffer-beginning-of-item)
- (let ((age (get-text-property (point) 'nt-age)))
- (and (memq age '(new old obsolete)) t)))))
-
-;; ======================================================================
-;;; Imenu stuff
-;; ======================================================================
-(defun newsticker--imenu-create-index ()
- "Scan newsticker buffer and return an index for imenu."
- (save-excursion
- (goto-char (point-min))
- (let ((index-alist nil)
- (feed-list nil)
- (go-ahead t))
- (while go-ahead
- (let ((type (get-text-property (point) 'nt-type))
- (title (get-text-property (point) 'nt-title)))
- (cond ((eq type 'feed)
- ;; we're on a feed heading
- (when feed-list
- (if index-alist
- (nconc index-alist (list feed-list))
- (setq index-alist (list feed-list))))
- (setq feed-list (list title)))
- (t
- (nconc feed-list
- (list (cons title (point)))))))
- (setq go-ahead (newsticker--buffer-goto '(item feed))))
- (if index-alist
- (nconc index-alist (list feed-list))
- (setq index-alist (list feed-list)))
- index-alist)))
-
-(defun newsticker--imenu-goto (name pos &rest args)
- "Go to item NAME at position POS and show item.
-ARGS are ignored."
- (goto-char pos)
- ;; show headline
- (newsticker--buffer-goto '(desc extra feed item))
- (let* ((inhibit-read-only t)
- (pos1 (max (point-min) (1- pos)))
- (pos2 (max pos1 (1- (point))))
- (inv-prop (get-text-property pos 'invisible))
- (org-inv-prop (get-text-property pos 'org-invisible)))
- (when (eq org-inv-prop nil)
- (add-text-properties pos1 pos2 (list 'invisible nil
- 'org-invisible inv-prop))))
- ;; show desc
- (newsticker-show-entry))
-
-;; ======================================================================
-;;; Buffer stuff
-;; ======================================================================
-(defun newsticker--buffer-set-uptodate (value)
- "Set the uptodate-status of the newsticker buffer to VALUE.
-The mode-line is changed accordingly."
- (setq newsticker--buffer-uptodate-p value)
- (let ((b (get-buffer "*newsticker*")))
- (when b
- (save-excursion
- (set-buffer b)
- (if value
- (setq mode-name "Newsticker -- up to date -- ")
- (setq mode-name "Newsticker -- NEED UPDATE -- ")))
- (force-mode-line-update 0))))
-
-(defun newsticker--buffer-redraw ()
- "Redraw the newsticker window."
- (if (fboundp 'force-window-update)
- (force-window-update (current-buffer))
- (redraw-frame (selected-frame)))
- (run-hooks 'newsticker-buffer-change-hook)
- (sit-for 0))
-
-(defun newsticker--buffer-insert-all-items ()
- "Insert all cached newsticker items into the current buffer.
-Keeps order of feeds as given in `newsticker-url-list' and
-`newsticker-url-list-defaults'."
- (goto-char (point-min))
- (mapc (lambda (url-item)
- (let* ((feed-name (car url-item))
- (feed-name-symbol (intern feed-name))
- (feed (assoc feed-name-symbol newsticker--cache))
- (items (cdr feed))
- (pos (point)))
- (when feed
- ;; insert the feed description
- (mapc (lambda (item)
- (when (eq (newsticker--age item) 'feed)
- (newsticker--buffer-insert-item item
- feed-name-symbol)))
- items)
- ;;insert the items
- (mapc (lambda (item)
- (if (memq (newsticker--age item) '(new immortal old
- obsolete))
- (newsticker--buffer-insert-item item
- feed-name-symbol)))
- items)
- (put-text-property pos (point) 'feed (car feed))
-
- ;; insert empty line between feeds
- (let ((p (point)))
- (insert "\n")
- (put-text-property p (point) 'hard t)))))
- (append newsticker-url-list newsticker-url-list-defaults))
-
- (newsticker--buffer-set-faces (point-min) (point-max))
- (newsticker--buffer-set-invisibility (point-min) (point-max))
- (goto-char (point-min)))
-
-(defun newsticker--buffer-insert-item (item &optional feed-name-symbol)
- "Insert a news item in the current buffer.
-Insert a formatted representation of the ITEM. The optional parameter
-FEED-NAME-SYMBOL determines how the item is formatted and whether the
-item-retrieval time is added as well."
- ;; insert headline
- (if (eq (newsticker--age item) 'feed)
- (newsticker--buffer-do-insert-text item 'feed feed-name-symbol)
- (newsticker--buffer-do-insert-text item 'item feed-name-symbol))
- ;; insert the description
- (newsticker--buffer-do-insert-text item 'desc feed-name-symbol))
-
-(defun newsticker--buffer-do-insert-text (item type feed-name-symbol)
- "Actually insert contents of news item, format it, render it and all that.
-ITEM is a news item, TYPE tells which part of the item shall be inserted,
-FEED-NAME-SYMBOL tells to which feed this item belongs."
- (let* ((pos (point))
- (format newsticker-desc-format)
- (pos-date-start nil)
- (pos-date-end nil)
- (pos-stat-start nil)
- (pos-stat-end nil)
- (pos-text-start nil)
- (pos-text-end nil)
- (pos-extra-start nil)
- (pos-extra-end nil)
- (pos-enclosure-start nil)
- (pos-enclosure-end nil)
- (age (newsticker--age item))
- (preformatted-contents (newsticker--preformatted-contents item))
- (preformatted-title (newsticker--preformatted-title item)))
- (cond ((and preformatted-contents
- (not (eq (aref preformatted-contents 0) ?\n));; we must
- ;; NOT have a line
- ;; break!
- (eq type 'desc))
- (insert preformatted-contents))
- ((and preformatted-title
- (not (eq (aref preformatted-title 0) ?\n));; we must NOT have a
- ;; line break!
- (eq type 'item))
- (insert preformatted-title))
- (t
- ;; item was not formatted before.
- ;; Let's go.
- (if (eq type 'item)
- (setq format newsticker-item-format)
- (if (eq type 'feed)
- (setq format newsticker-heading-format)))
-
- (while (> (length format) 0)
- (let ((prefix (if (> (length format) 1)
- (substring format 0 2)
- "")))
- (cond ((string= "%c" prefix)
- ;; contents
- (when (newsticker--desc item)
- (setq pos-text-start (point-marker))
- (insert (newsticker--desc item))
- (setq pos-text-end (point-marker)))
- (setq format (substring format 2)))
- ((string= "%d" prefix)
- ;; date
- (setq pos-date-start (point-marker))
- (if (newsticker--time item)
- (insert (format-time-string newsticker-date-format
- (newsticker--time
item))))
- (setq pos-date-end (point-marker))
- (setq format (substring format 2)))
- ((string= "%l" prefix)
- ;; logo
- (let ((disabled (cond ((eq (newsticker--age item) 'feed)
- (= (newsticker--stat-num-items
- feed-name-symbol 'new) 0))
- (t
- (not (eq (newsticker--age item)
- 'new))))))
- (let ((img (newsticker--image-read feed-name-symbol
- disabled)))
- (when img
- (newsticker--insert-image img (car item)))))
- (setq format (substring format 2)))
- ((string= "%L" prefix)
- ;; logo or title
- (let ((disabled (cond ((eq (newsticker--age item) 'feed)
- (= (newsticker--stat-num-items
- feed-name-symbol 'new) 0))
- (t
- (not (eq (newsticker--age item)
- 'new))))))
- (let ((img (newsticker--image-read feed-name-symbol
- disabled)))
- (if img
- (newsticker--insert-image img (car item))
- (when (car item)
- (setq pos-text-start (point-marker))
- (if (eq (newsticker--age item) 'feed)
- (insert (newsticker--title item))
- ;; FIXME: This is not the "real" title!
- (insert (format "%s"
- (car (newsticker--cache-get-feed
- feed-name-symbol)))))
- (setq pos-text-end (point-marker))))))
- (setq format (substring format 2)))
- ((string= "%s" prefix)
- ;; statistics
- (setq pos-stat-start (point-marker))
- (if (eq (newsticker--age item) 'feed)
- (insert (newsticker--buffer-statistics
- feed-name-symbol)))
- (setq pos-stat-end (point-marker))
- (setq format (substring format 2)))
- ((string= "%t" prefix)
- ;; title
- (when (car item)
- (setq pos-text-start (point-marker))
- (insert (car item))
- (setq pos-text-end (point-marker)))
- (setq format (substring format 2)))
- ((string-match "%." prefix)
- ;; unknown specifier!
- (insert prefix)
- (setq format (substring format 2)))
- ((string-match "^\\([^%]*\\)\\(.*\\)" format) ;; FIXME!
- ;; everything else
- (let ((p (point)))
- (insert (substring format
- (match-beginning 1) (match-end 1)))
- ;; in case that the format string contained newlines
- (put-text-property p (point) 'hard t))
- (setq format (substring format (match-beginning 2)))))))
-
- ;; decode HTML if possible...
- (let ((is-rendered-HTML nil))
- (when (and newsticker-html-renderer pos-text-start pos-text-end)
- (condition-case error-data
- (save-excursion
- ;; check whether it is necessary to call html renderer
- ;; (regexp inspired by htmlr.el)
- (goto-char pos-text-start)
- (when (re-search-forward
- "</?[A-Za-z1-6]*\\|&#?[A-Za-z0-9]+;" pos-text-end
t)
- ;; (message "%s" (newsticker--title item))
- (let ((w3m-fill-column (if newsticker-use-full-width
- -1 fill-column))
- (w3-maximum-line-length
- (if newsticker-use-full-width nil fill-column)))
- (save-excursion
- (funcall newsticker-html-renderer pos-text-start
- pos-text-end)))
- (cond ((eq newsticker-html-renderer 'w3m-region)
- (add-text-properties pos (point-max)
- (list 'keymap
- w3m-minor-mode-map)))
- ((eq newsticker-html-renderer 'w3-region)
- (add-text-properties pos (point-max)
- (list 'keymap
w3-mode-map))))
- (setq is-rendered-HTML t)))
- (error
- (message "Error: HTML rendering failed: %s, %s"
- (car error-data) (cdr error-data)))))
- ;; After html rendering there might be chunks of blank
- ;; characters between rendered text and date, statistics or
- ;; whatever. Remove it
- (when (and (eq type 'item) is-rendered-HTML)
- (goto-char pos)
- (while (re-search-forward "[ \t]*\n[ \t]*" nil t)
- (replace-match " " nil nil))
- (goto-char (point-max)))
- (when (and newsticker-justification
- (memq type '(item desc))
- (not is-rendered-HTML))
- (condition-case nil
- (let ((use-hard-newlines t))
- (fill-region pos (point-max) newsticker-justification))
- (error nil))))
-
- ;; remove leading and trailing newlines
- (goto-char pos)
- (unless (= 0 (skip-chars-forward " \t\r\n"))
- (delete-region pos (point)))
- (goto-char (point-max))
- (let ((end (point)))
- (unless (= 0 (skip-chars-backward " \t\r\n" (1+ pos)))
- (delete-region (point) end)))
- (goto-char (point-max))
- ;; closing newline
- (unless nil ;;(eq pos (point))
- (insert "\n")
- (put-text-property (1- (point)) (point) 'hard t))
-
- ;; insert enclosure element
- (when (eq type 'desc)
- (setq pos-enclosure-start (point))
- (newsticker--insert-enclosure item newsticker--url-keymap)
- (setq pos-enclosure-end (point)))
-
- ;; show extra elements
- (when (eq type 'desc)
- (goto-char (point-max))
- (setq pos-extra-start (point))
- (newsticker--print-extra-elements item newsticker--url-keymap)
- (setq pos-extra-end (point)))
-
- ;; text properties
- (when (memq type '(feed item))
- (add-text-properties pos (1- (point))
- (list 'mouse-face 'highlight
- 'nt-link (newsticker--link item)
- 'help-echo
- (format "mouse-2: visit item (%s)"
- (newsticker--link item))
- 'keymap newsticker--url-keymap))
- (add-text-properties pos (point)
- (list 'nt-title (newsticker--title item)
- 'nt-desc (newsticker--desc item))))
-
- (add-text-properties pos (point)
- (list 'nt-type type
- 'nt-face type
- 'nt-age age
- 'nt-guid (newsticker--guid item)))
- (when (and pos-date-start pos-date-end)
- (put-text-property pos-date-start pos-date-end 'nt-face 'date))
- (when (and pos-stat-start pos-stat-end)
- (put-text-property pos-stat-start pos-stat-end 'nt-face 'stat))
- (when (and pos-extra-start pos-extra-end)
- (put-text-property pos-extra-start pos-extra-end
- 'nt-face 'extra)
- (put-text-property pos-extra-start pos-extra-end
- 'nt-type 'extra))
- (when (and pos-enclosure-start pos-enclosure-end
- (> pos-enclosure-end pos-enclosure-start))
- (put-text-property pos-enclosure-start (1- pos-enclosure-end)
- 'nt-face 'enclosure))
-
- ;; left margin
- ;;(unless (memq type '(feed item))
- ;;(set-left-margin pos (1- (point)) 1))
-
- ;; save rendered stuff
- (cond ((eq type 'desc)
- ;; preformatted contents
- (newsticker--cache-set-preformatted-contents
- item (buffer-substring pos (point))))
- ((eq type 'item)
- ;; preformatted title
- (newsticker--cache-set-preformatted-title
- item (buffer-substring pos (point)))))))))
-
-(defun newsticker--buffer-statistics (feed-name-symbol)
- "Return a statistic string for the feed given by FEED-NAME-SYMBOL.
-See `newsticker-statistics-format'."
- (let ((case-fold-search nil))
- (replace-regexp-in-string
- "%a"
- (format "%d" (newsticker--stat-num-items feed-name-symbol))
- (replace-regexp-in-string
- "%i"
- (format "%d" (newsticker--stat-num-items feed-name-symbol 'immortal))
- (replace-regexp-in-string
- "%n"
- (format "%d" (newsticker--stat-num-items feed-name-symbol 'new))
- (replace-regexp-in-string
- "%o"
- (format "%d" (newsticker--stat-num-items feed-name-symbol 'old))
- (replace-regexp-in-string
- "%O"
- (format "%d" (newsticker--stat-num-items feed-name-symbol 'obsolete))
- newsticker-statistics-format)))))))
-
-(defun newsticker--buffer-set-faces (start end)
- "Add face properties according to mark property.
-Scans the buffer between START and END."
- (save-excursion
- (put-text-property start end 'face 'newsticker-default-face)
- (goto-char start)
- (let ((pos1 start)
- (pos2 1)
- (nt-face (get-text-property start 'nt-face))
- (nt-age (get-text-property start 'nt-age)))
- (when nt-face
- (setq pos2 (next-single-property-change (point) 'nt-face))
- (newsticker--set-face-properties pos1 pos2 nt-face nt-age)
- (setq nt-face (get-text-property pos2 'nt-face))
- (setq pos1 pos2))
- (while (and (setq pos2 (next-single-property-change pos1 'nt-face))
- (<= pos2 end)
- (> pos2 pos1))
- (newsticker--set-face-properties pos1 pos2 nt-face nt-age)
- (setq nt-face (get-text-property pos2 'nt-face))
- (setq nt-age (get-text-property pos2 'nt-age))
- (setq pos1 pos2)))))
-
-(defun newsticker--buffer-set-invisibility (start end)
- "Add invisibility properties according to nt-type property.
-Scans the buffer between START and END. Sets the 'invisible
-property to '(<nt-type>-<nt-age> <nt-type> <nt-age>)."
- (save-excursion
- ;; reset invisibility settings
- (put-text-property start end 'invisible nil)
- ;; let's go
- (goto-char start)
- (let ((pos1 start)
- (pos2 1)
- (nt-type (get-text-property start 'nt-type))
- (nt-age (get-text-property start 'nt-age)))
- (when nt-type
- (setq pos2 (next-single-property-change (point) 'nt-type))
- (put-text-property (max (point-min) pos1) (1- pos2)
- 'invisible
- (list (intern
- (concat
- (symbol-name
- (if (eq nt-type 'extra) 'desc nt-type))
- "-"
- (symbol-name nt-age)))
- nt-type
- nt-age))
- (setq nt-type (get-text-property pos2 'nt-type))
- (setq pos1 pos2))
- (while (and (setq pos2 (next-single-property-change pos1 'nt-type))
- (<= pos2 end)
- (> pos2 pos1))
- ;; must shift one char to the left in order to handle inivisible
- ;; newlines, motion in invisible text areas and all that correctly
- (put-text-property (1- pos1) (1- pos2)
- 'invisible
- (list (intern
- (concat
- (symbol-name
- (if (eq nt-type 'extra) 'desc nt-type))
- "-"
- (symbol-name nt-age)))
- nt-type
- nt-age))
- (setq nt-type (get-text-property pos2 'nt-type))
- (setq nt-age (get-text-property pos2 'nt-age))
- (setq pos1 pos2)))))
-
-(defun newsticker--set-face-properties (pos1 pos2 nt-face age)
- "Set the face for the text between the positions POS1 and POS2.
-The face is chosen according the values of NT-FACE and AGE."
- (let ((face (cond ((eq nt-face 'feed)
- 'newsticker-feed-face)
- ((eq nt-face 'item)
- (cond ((eq age 'new)
- 'newsticker-new-item-face)
- ((eq age 'old)
- 'newsticker-old-item-face)
- ((eq age 'immortal)
- 'newsticker-immortal-item-face)
- ((eq age 'obsolete)
- 'newsticker-obsolete-item-face)))
- ((eq nt-face 'date)
- 'newsticker-date-face)
- ((eq nt-face 'stat)
- 'newsticker-statistics-face)
- ((eq nt-face 'extra)
- 'newsticker-extra-face)
- ((eq nt-face 'enclosure)
- 'newsticker-enclosure-face))))
- (when face
- (put-text-property pos1 (max pos1 pos2) 'face face))))
-
-;; ======================================================================
-;;; Functions working on the *newsticker* buffer
-;; ======================================================================
-(defun newsticker--buffer-make-item-completely-visible ()
- "Scroll buffer until current item is completely visible."
- (when newsticker--auto-narrow-to-feed
- (let* ((min (or (save-excursion (newsticker--buffer-beginning-of-feed))
- (point-min)))
- (max (or (save-excursion (newsticker--buffer-end-of-feed))
- (point-max))))
- (narrow-to-region min max)))
- (when newsticker--auto-narrow-to-item
- (let* ((min (or (save-excursion (newsticker--buffer-beginning-of-item))
- (point-min)))
- (max (or (save-excursion (newsticker--buffer-end-of-item))
- (point-max))))
- (narrow-to-region min max)))
- (sit-for 0)
- ;; do not count lines and stuff because that does not work when images
- ;; are displayed. Do it the simple way:
- (save-excursion
- (newsticker--buffer-end-of-item)
- (unless (pos-visible-in-window-p)
- (recenter -1)))
- (unless (pos-visible-in-window-p)
- (recenter 0)))
-
-(defun newsticker--buffer-get-feed-title-at-point ()
- "Return feed symbol of headline at point."
- (format "%s" (or (get-text-property (point) 'feed) " ")))
-
-(defun newsticker--buffer-get-item-title-at-point ()
- "Return feed symbol of headline at point."
- (format "%s" (or (get-text-property (point) 'nt-title) " ")))
-
-(defun newsticker--buffer-goto (types &optional age backwards)
- "Search next occurrence of TYPES in current buffer.
-TYPES is a list of symbols. If TYPES is found point is moved, if
-not point is left unchanged. If optional parameter AGE is not
-nil, the type AND the age must match. If BACKWARDS is t, search
-backwards."
- (let ((pos (save-excursion
- (save-restriction
- (widen)
- (catch 'found
- (let ((tpos (point)))
- (while (setq tpos
- (if backwards
- (if (eq tpos (point-min))
- nil
- (or (previous-single-property-change
- tpos 'nt-type)
- (point-min)))
- (next-single-property-change
- tpos 'nt-type)))
- (and (memq (get-text-property tpos 'nt-type) types)
- (or (not age)
- (eq (get-text-property tpos 'nt-age) age))
- (throw 'found tpos)))))))))
- (when pos
- (goto-char pos))
- pos))
-
-(defun newsticker--buffer-hideshow (mark-age onoff)
- "Hide or show items of type MARK-AGE.
-If ONOFF is nil the item is hidden, otherwise it is shown."
- (if onoff
- (remove-from-invisibility-spec mark-age)
- (add-to-invisibility-spec mark-age)))
-
-(defun newsticker--buffer-beginning-of-item ()
- "Move point to the beginning of the item at point.
-Return new position."
- (if (bobp)
- (point)
- (let ((type (get-text-property (point) 'nt-type))
- (typebefore (get-text-property (1- (point)) 'nt-type)))
- (if (and (memq type '(item feed))
- (not (eq type typebefore)))
- (point)
- (newsticker--buffer-goto '(item feed) nil t)
- (point)))))
-
-(defun newsticker--buffer-beginning-of-feed ()
- "Move point to the beginning of the feed at point.
-Return new position."
- (if (bobp)
- (point)
- (let ((type (get-text-property (point) 'nt-type))
- (typebefore (get-text-property (1- (point)) 'nt-type)))
- (if (and (memq type '(feed))
- (not (eq type typebefore)))
- (point)
- (newsticker--buffer-goto '(feed) nil t)
- (point)))))
-
-(defun newsticker--buffer-end-of-item ()
- "Move point to the end of the item at point.
-Take care: end of item is at the end of its last line!"
- (when (newsticker--buffer-goto '(item feed nil))
- (point)))
-
-(defun newsticker--buffer-end-of-feed ()
- "Move point to the end of the last item of the feed at point.
-Take care: end of item is at the end of its last line!"
- (when (newsticker--buffer-goto '(feed nil))
- (backward-char 1)
- (point)))
-
-;; ======================================================================
-;;; misc
-;; ======================================================================
-
-(defun newsticker-mouse-browse-url (event)
- "Call `browse-url' for the link of the item at which the EVENT occurred."
- (interactive "e")
- (save-excursion
- (switch-to-buffer (window-buffer (posn-window (event-end event))))
- (let ((url (get-text-property (posn-point (event-end event))
- 'nt-link)))
- (when url
- (browse-url url)
- (save-excursion
- (goto-char (posn-point (event-end event)))
- (if newsticker-automatically-mark-visited-items-as-old
- (newsticker-mark-item-at-point-as-read t)))))))
-
-(defun newsticker-browse-url ()
- "Call `browse-url' for the link of the item at point."
- (interactive)
- (let ((url (get-text-property (point) 'nt-link)))
- (when url
- (browse-url url)
- (if newsticker-automatically-mark-visited-items-as-old
- (newsticker-mark-item-at-point-as-read t)))))
-
-(defvar newsticker-open-url-history
- '("wget" "xmms" "realplay")
- "...")
-
-(defun newsticker-handle-url ()
- "Ask for a program to open the link of the item at point."
- (interactive)
- (let ((url (get-text-property (point) 'nt-link)))
- (when url
- (let ((prog (read-string "Open url with: " nil
- 'newsticker-open-url-history)))
- (when prog
- (message "%s %s" prog url)
- (start-process prog prog prog url)
- (if newsticker-automatically-mark-visited-items-as-old
- (newsticker-mark-item-at-point-as-read t)))))))
-
-
-;; ======================================================================
-;;; Misc
-;; ======================================================================
-
-(defun newsticker--cache-sort ()
- "Sort the newsticker cache data."
- (let ((sort-fun (cond ((eq newsticker-sort-method 'sort-by-time)
- 'newsticker--cache-item-compare-by-time)
- ((eq newsticker-sort-method 'sort-by-title)
- 'newsticker--cache-item-compare-by-title)
- ((eq newsticker-sort-method 'sort-by-original-order)
- 'newsticker--cache-item-compare-by-position))))
- (mapc (lambda (feed-list)
- (setcdr feed-list (sort (cdr feed-list)
- sort-fun)))
- newsticker--cache)))
-
-(provide 'newsticker-plainview)
-
-;; arch-tag: 4e48b683-d48b-48dd-a13e-fe45baf41184
-;;; newsticker-plainview.el ends here