X-Git-Url: https://cgit.sxemacs.org/?a=blobdiff_plain;f=lisp%2Fnnrss.el;h=f40568729bf0773e8a175c9e421b1266bf1ea95e;hb=fcd89a641641bfe3c42540e31bb9bfbce5708ff6;hp=f1ca668ca59ad7c583f5e60c70df144d4f8d78a8;hpb=6d76f8f8ec8043645e17886e38b299e1ead4acb0;p=gnus diff --git a/lisp/nnrss.el b/lisp/nnrss.el index f1ca668ca..f40568729 100644 --- a/lisp/nnrss.el +++ b/lisp/nnrss.el @@ -1,6 +1,7 @@ ;;; nnrss.el --- interfacing with RSS -;; Copyright (C) 2001, 2002, 2003, 2004, 2005 Free Software Foundation, Inc. +;; Copyright (C) 2001, 2002, 2003, 2004, 2005, +;; 2006 Free Software Foundation, Inc. ;; Author: Shenghuo Zhu ;; Keywords: RSS @@ -87,9 +88,14 @@ ARTICLE is the article number of the current headline.") (defvar nnrss-compatible-encoding-alist '((iso-8859-1 . windows-1252)) "Alist of encodings and those supersets. The cdr of each element is used to decode data if it is available when -the car is what the data specify as the encoding. Or, the car is used +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 @@ -169,6 +175,10 @@ for decoding when the cdr that the data specify is not available.") (deffoo nnrss-close-group (group &optional server) t) +(eval-when-compile + (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) @@ -191,10 +201,7 @@ for decoding when the cdr that the data specify is not available.") (if (nth 5 e) (insert "Date: " (nnrss-format-string (nth 5 e)) "\n")) (let ((header (buffer-string)) - (text (if (nth 6 e) - (mapconcat 'identity - (delete "" (split-string (nth 6 e) "\n+")) - " "))) + (text (nth 6 e)) (link (nth 2 e)) (enclosure (nth 7 e)) (comments (nth 8 e)) @@ -205,7 +212,7 @@ for decoding when the cdr that the data specify is not available.") (cons '("Newsgroups" . utf-8) rfc2047-header-encoding-alist) rfc2047-header-encoding-alist)) - rfc2047-encode-encoded-words body) + rfc2047-encode-encoded-words body fn) (when (or text link enclosure comments) (insert "\n") (insert "<#multipart type=alternative>\n" @@ -214,23 +221,46 @@ for decoding when the cdr that the data specify is not available.") (when text (insert text) (goto-char body) - ;; See `nnrss-check-group', which inserts "

". - (if (search-forward "

" nil t) + (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 "

". + (when (search-forward "

" nil t) (if (eobp) (replace-match "\n") - (replace-match "\n\n") - (let ((fill-column default-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-column' inserts newline. - (unless (bolp) - (insert "\n")))) - (goto-char (point-max)) - (insert "\n")) + (replace-match "\n\n"))) + (unless (eobp) + (let ((fill-column default-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 @@ -380,7 +410,11 @@ otherwise return nil." ;; FIXME: shouldn't binding `coding-system-for-read' be moved ;; to `mm-url-insert'? (let ((coding-system-for-read 'binary)) - (mm-url-insert url))) + (condition-case err + (mm-url-insert url) + (error (if (or debug-on-quit debug-on-error) + (signal (car err) (cdr err)) + (message "nnrss: Failed to fetch %s" url)))))) (nnheader-remove-cr-followed-by-lf) ;; Decode text according to the encoding attribute. (when (setq cs (nnrss-get-encoding)) @@ -431,6 +465,74 @@ nnrss: %s: Not valid XML %s and w3-parse doesn't work %s" (unless (assoc (car elem) nnrss-group-alist) (insert (prin1-to-string (car elem)) " 0 1 y\n"))))) +(eval-and-compile (autoload 'timezone-parse-date "timezone")) + +(defun nnrss-normalize-date (date) + "Return a date string of DATE in the RFC822 style. +This function handles the ISO 8601 date format described in +, and also the RFC822 style +which RSS 2.0 allows." + (let (case-fold-search vector year month day time zone cts) + (cond ((null date)) + ;; RFC822 + ((string-match " [0-9]+ " date) + (setq vector (timezone-parse-date date) + year (string-to-number (aref vector 0))) + (when (>= year 1969) + (setq month (string-to-number (aref vector 1)) + day (string-to-number (aref vector 2))) + (unless (>= (length (setq time (aref vector 3))) 3) + (setq time "00:00:00")) + (when (and (setq zone (aref vector 4)) + (not (string-match "\\`[A-Z+-]" zone))) + (setq zone nil)))) + ;; ISO 8601 + ((string-match + (eval-when-compile + (concat + ;; 1. year + "\\(199[0-9]\\|20[0-9][0-9]\\)" + "\\(?:-" + ;; 2. month + "\\([01][0-9]\\)" + "\\(?:-" + ;; 3. day + "\\([0-3][0-9]\\)" + "\\)?\\)?\\(?:T" + ;; 4. hh:mm + "\\([012][0-9]:[0-5][0-9]\\)" + "\\(?:" + ;; 5. :ss + "\\(:[0-5][0-9]\\)" + "\\(?:\\.[0-9]+\\)?\\)?\\)?" + ;; 6+7,8,9. zone + "\\(?:\\(?:\\([+-][012][0-9]\\):\\([0-5][0-9]\\)\\)" + "\\|\\([+-][012][0-9][0-5][0-9]\\)" + "\\|\\(Z\\)\\)?")) + date) + (setq year (string-to-number (match-string 1 date)) + month (string-to-number (or (match-string 2 date) "1")) + day (string-to-number (or (match-string 3 date) "1")) + time (if (match-beginning 5) + (substring date (match-beginning 4) (match-end 5)) + (concat (or (match-string 4 date) "00:00") ":00")) + zone (cond ((match-beginning 6) + (concat (match-string 6 date) + (match-string 7 date))) + ((match-beginning 9) ;; Z + "+0000") + (t ;; nil if zone is not provided. + (match-string 8 date)))))) + (if month + (progn + (setq cts (current-time-string (encode-time 0 0 0 day month year))) + (format "%s, %02d %s %04d %s%s" + (substring cts 0 3) day (substring cts 4 7) year time + (if zone + (concat " " zone) + ""))) + (message-make-date)))) + ;;; data functions (defun nnrss-read-server-data (server) @@ -516,7 +618,11 @@ nnrss: %s: Not valid XML %s and w3-parse doesn't work %s" (defun nnrss-insert-w3 (url) (mm-with-unibyte-current-buffer - (mm-url-insert url))) + (condition-case err + (mm-url-insert url) + (error (if (or debug-on-quit debug-on-error) + (signal (car err) (cdr err)) + (message "nnrss: Failed to fetch %s" url)))))) (defun nnrss-decode-entities-string (string) (if string @@ -599,9 +705,9 @@ nnrss: %s: Not valid XML %s and w3-parse doesn't work %s" (setq author (or (nnrss-node-text rss-ns 'author item) (nnrss-node-text dc-ns 'creator item) (nnrss-node-text dc-ns 'contributor item))) - (setq date (or (nnrss-node-text dc-ns 'date item) - (nnrss-node-text rss-ns 'pubDate item) - (message-make-date))) + (setq date (nnrss-normalize-date + (or (nnrss-node-text dc-ns 'date item) + (nnrss-node-text rss-ns 'pubDate item)))) (setq comments (nnrss-node-text rss-ns 'comments item)) (when (setq enclosure (cadr (assq (intern (concat rss-ns "enclosure")) item))) (let ((url (cdr (assq 'url enclosure))) @@ -651,14 +757,29 @@ nnrss: %s: Not valid XML %s and w3-parse doesn't work %s" "OPML subscriptions import. Read the file and attempt to subscribe to each Feed in the file." (interactive "fImport file: ") - (mapcar - (lambda (node) (gnus-group-make-rss-group - (cdr (assq 'xmlUrl (cadr node))))) + (mapc + (lambda (node) + (let ((xmlurl (cdr (assq 'xmlUrl (cadr node))))) + (when (and xmlurl + (not (string-match "\\`[\t ]*\\'" xmlurl)) + (prog1 + (y-or-n-p (format "Subscribe to %s " xmlurl)) + (message ""))) + (condition-case err + (progn + (gnus-group-make-rss-group xmlurl) + (forward-line 1)) + (error + (message + "Failed to subscribe to %s (%s); type any key to continue: " + xmlurl + (error-message-string err)) + (let ((echo-keystrokes 0)) + (read-char))))))) (nnrss-find-el 'outline - (progn - (find-file opml-file) - (xml-parse-region (point-min) - (point-max)))))) + (mm-with-multibyte-buffer + (insert-file-contents opml-file) + (xml-parse-region (point-min) (point-max)))))) (defun nnrss-opml-export () "OPML subscription export.