+(defun gnus-article-treat-unfold-headers ()
+ "Unfold folded message headers.
+Only the headers that fit into the current window width will be
+unfolded."
+ (interactive)
+ (gnus-with-article-headers
+ (let (length)
+ (while (not (eobp))
+ (save-restriction
+ (mail-header-narrow-to-field)
+ (let ((header (buffer-substring (point-min) (point-max))))
+ (with-temp-buffer
+ (insert header)
+ (goto-char (point-min))
+ (while (re-search-forward "\n[\t ]" nil t)
+ (replace-match " " t t)))
+ (setq length (- (point-max) (point-min) 1)))
+ (when (< length (window-width))
+ (while (re-search-forward "\n[\t ]" nil t)
+ (replace-match " " t t)))
+ (goto-char (point-max)))))))
+
+(defun gnus-article-treat-fold-headers ()
+ "Fold message headers."
+ (interactive)
+ (gnus-with-article-headers
+ (while (not (eobp))
+ (save-restriction
+ (mail-header-narrow-to-field)
+ (mail-header-fold-field)
+ (goto-char (point-max))))))
+
+(defun gnus-treat-smiley ()
+ "Toggle display of textual emoticons (\"smileys\") as small graphical icons."
+ (interactive)
+ (unless (featurep 'xemacs)
+ (when (and (>= emacs-major-version 21)
+ (not gnus-article-should-use-smiley-mule)
+ gnus-article-smiley-mule-loaded-p)
+ (load "smiley" nil t)
+ (setq gnus-article-smiley-mule-loaded-p nil))
+ (when (and gnus-article-should-use-smiley-mule
+ (not gnus-article-smiley-mule-loaded-p))
+ (load "smiley-mule" nil t)
+ (setq gnus-article-smiley-mule-loaded-p t)))
+ (gnus-with-article-buffer
+ (if (memq 'smiley gnus-article-wash-types)
+ (gnus-delete-images 'smiley)
+ (article-goto-body)
+ (let ((images (smiley-region (point) (point-max))))
+ (when images
+ (gnus-add-wash-type 'smiley)
+ (dolist (image images)
+ (gnus-add-image 'smiley image)))))))
+
+(defun gnus-article-remove-images ()
+ "Remove all images from the article buffer."
+ (interactive)
+ (gnus-with-article-buffer
+ (dolist (elem gnus-article-image-alist)
+ (gnus-delete-images (car elem)))))
+
+(defun gnus-article-treat-fold-newsgroups ()
+ "Unfold folded message headers.
+Only the headers that fit into the current window width will be
+unfolded."
+ (interactive)
+ (gnus-with-article-headers
+ (while (gnus-article-goto-header "newsgroups\\|followup-to")
+ (save-restriction
+ (mail-header-narrow-to-field)
+ (while (re-search-forward ", *" nil t)
+ (replace-match ", " t t))
+ (mail-header-fold-field)
+ (goto-char (point-max))))))
+
+(defun gnus-article-treat-body-boundary ()
+ "Place a boundary line at the end of the headers."
+ (interactive)
+ (when (and gnus-body-boundary-delimiter
+ (> (length gnus-body-boundary-delimiter) 0))
+ (gnus-with-article-headers
+ (goto-char (point-max))
+ (let ((start (point)))
+ (insert "X-Boundary: ")
+ (gnus-add-text-properties start (point) '(invisible t intangible t))
+ (insert (let (str)
+ (while (>= (1- (window-width)) (length str))
+ (setq str (concat str gnus-body-boundary-delimiter)))
+ (substring str 0 (1- (window-width))))
+ "\n")
+ (gnus-add-text-properties start (point) '(gnus-decoration 'header))))))
+