;;; nnrss.el --- interfacing with RSS
-;; Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007,
-;; 2008, 2009, 2010 Free Software Foundation, Inc.
+;; Copyright (C) 2001-2013 Free Software Foundation, Inc.
;; Author: Shenghuo Zhu <zsh@cs.rochester.edu>
;; Keywords: RSS
;;; Code:
-;; For Emacs < 22.2.
+;; For Emacs <22.2 and XEmacs.
(eval-and-compile
(unless (fboundp 'declare-function) (defmacro declare-function (&rest r))))
the car is what the data specify as the encoding. Or, the car is used
for decoding when the cdr that the data specify is not available.")
-(defvar nnrss-wash-html-in-text-plain-parts nil
- "*Non-nil means render text in text/plain parts as HTML.
-The function specified by the `mm-text-html-renderer' variable will be
-used to render text. If it is nil, text will simply be folded.")
-
(nnoo-define-basics nnrss)
;;; Interface functions
(deffoo nnrss-close-group (group &optional server)
t)
-(defvar mm-text-html-renderer)
-(defvar mm-text-html-washer-alist)
-
(deffoo nnrss-request-article (article &optional group server buffer)
(setq group (nnrss-decode-group-name group))
(when (stringp article)
(when text
(insert text)
(goto-char body)
- (if (and nnrss-wash-html-in-text-plain-parts
- (progn
- (require 'mm-view)
- (setq fn (or (cdr (assq mm-text-html-renderer
- mm-text-html-washer-alist))
- mm-text-html-renderer))))
- (progn
- (narrow-to-region body (point-max))
- (if (functionp fn)
- (funcall fn)
- (apply (car fn) (cdr fn)))
- (widen)
- (goto-char body)
- (re-search-forward "[^\t\n ]" nil t)
- (beginning-of-line)
- (delete-region body (point))
- (goto-char (point-max))
- (skip-chars-backward "\t\n ")
- (end-of-line)
- (delete-region (point) (point-max))
- (insert "\n"))
- (while (re-search-forward "\n+" nil t)
- (replace-match " "))
- (goto-char body)
- ;; See `nnrss-check-group', which inserts "<br /><br />".
- (when (search-forward "<br /><br />" nil t)
- (if (eobp)
- (replace-match "\n")
- (replace-match "\n\n")))
- (unless (eobp)
- (let ((fill-column (default-value 'fill-column))
- (window (get-buffer-window nntp-server-buffer)))
- (when window
- (setq fill-column
- (max 1 (/ (* (window-width window) 7) 8))))
- (fill-region (point) (point-max))
- (goto-char (point-max))
- ;; XEmacs version of `fill-region' inserts newline.
- (unless (bolp)
- (insert "\n")))))
+ (while (re-search-forward "\n+" nil t)
+ (replace-match " "))
+ (goto-char body)
+ ;; See `nnrss-check-group', which inserts "<br /><br />".
+ (when (search-forward "<br /><br />" nil t)
+ (if (eobp)
+ (replace-match "\n")
+ (replace-match "\n\n")))
+ (unless (eobp)
+ (let ((fill-column (default-value 'fill-column))
+ (window (get-buffer-window nntp-server-buffer)))
+ (when window
+ (setq fill-column
+ (max 1 (/ (* (window-width window) 7) 8))))
+ (fill-region (point) (point-max))
+ (goto-char (point-max))
+ ;; XEmacs version of `fill-region' inserts newline.
+ (unless (bolp)
+ (insert "\n"))))
(when (or link enclosure)
(insert "\n")))
(when link
(deffoo nnrss-retrieve-groups (groups &optional server)
(dolist (group groups)
+ (setq group (nnrss-decode-group-name group))
(nnrss-possibly-change-group group server)
(nnrss-check-group group server))
(with-current-buffer nntp-server-buffer
(erase-buffer)
(dolist (group groups)
- (let ((elem (assoc group nnrss-server-data)))
+ (let ((elem (assoc (gnus-group-decoded-name group) nnrss-server-data)))
(insert (format "%S %s 1 y\n" group (or (cadr elem) 0)))))
'active))
rss-offsite-in rdf-offsite-in xml-offsite-in)))
(defun nnrss-discover-feed (url)
- "Given a page, find an RSS feed using Mark Pilgrim's
-`ultra-liberal rss locator' (URL `http://diveintomark.org/2002/08/15.html')."
-
+ "Given a page, find an RSS feed.
+Use Mark Pilgrim's `ultra-liberal rss locator'."
(let ((parsed-page (nnrss-fetch url)))
-
-;; 1. if this url is the rss, use it.
+ ;; 1. if this url is the rss, use it.
(if (nnrss-rss-p parsed-page)
(let ((rss-ns (nnrss-get-namespace-prefix parsed-page "http://purl.org/rss/1.0/")))
(nnrss-rss-title-description rss-ns parsed-page url))
-;; 2. look for the <link rel="alternate"
-;; type="application/rss+xml" and use that if it is there.
+ ;; 2. look for the <link rel="alternate"
+ ;; type="application/rss+xml" and use that if it is there.
(let ((links (nnrss-get-rsslinks parsed-page)))
(if links
(let* ((xml (nnrss-fetch
(cdr (assoc 'href (cadar links)))))
- (rss-ns (nnrss-get-namespace-prefix xml "http://purl.org/rss/1.0/")))
- (nnrss-rss-title-description rss-ns xml (cdr (assoc 'href (cadar links)))))
-
-;; 3. look for links on the site in the following order:
-;; - onsite links ending in .rss, .rdf, or .xml
-;; - onsite links containing any of the above
-;; - offsite links ending in .rss, .rdf, or .xml
-;; - offsite links containing any of the above
+ (rss-ns (nnrss-get-namespace-prefix
+ xml "http://purl.org/rss/1.0/")))
+ (nnrss-rss-title-description
+ rss-ns xml (cdr (assoc 'href (cadar links)))))
+
+ ;; 3. look for links on the site in the following order:
+ ;; - onsite links ending in .rss, .rdf, or .xml
+ ;; - onsite links containing any of the above
+ ;; - offsite links ending in .rss, .rdf, or .xml
+ ;; - offsite links containing any of the above
(let* ((base-uri (progn (string-match ".*://[^/]+/?" url)
(match-string 0 url)))
(hrefs (nnrss-order-hrefs
(setq rss-link (nnrss-rss-title-description
rss-ns href-data (car hrefs))))
(setq hrefs (cdr hrefs)))))
- (if rss-link rss-link
-
-;; 4. check syndic8
+ (if rss-link
+ rss-link
+ ;; 4. check syndic8
(nnrss-find-rss-via-syndic8 url))))))))
(defun nnrss-find-rss-via-syndic8 (url)
projects / gnus / blobdiff