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- ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
- ;;; Copyright (c) 1993, 1994, 1995 by William M. Perry (wmperry@spry.com)
- ;;;
- ;;; This file is not part of GNU Emacs, but the same permissions apply.
- ;;;
- ;;; 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 2, 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; see the file COPYING. If not, write to
- ;;; the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
- ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-
- ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
- ;;; Structure for hotlists
- ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
- ;;; (
- ;;; ("name of item1" . "http://foo.bar.com/") ;; A single item in hotlist
- ;;; ("name of item2" . ( ;; A sublist
- ;;; ("name of item3" . "http://www.ack.com/")
- ;;; ))
- ;;; ) ; end of hotlist
- ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-
- ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
- ;;; Hotlist Handling Code
- ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
- (defun w3-read-html-bookmarks (fname)
- "Import an HTML file into the Emacs-w3 format."
- (interactive "fBookmark file: ")
- (if (not (file-readable-p fname))
- (error "Can not read %s..." fname))
- (save-excursion
- (set-buffer (get-buffer-create " *bookmark-work*"))
- (erase-buffer)
- (mm-insert-file-contents fname)
- (let ((parse (w3-preparse-buffer (current-buffer) t))
- (booklist nil))
- booklist)))
-
- (defun w3-draw-air-hotlist-as-html (hotlist-data)
- ;; Draw an AIR-Mosaic style hotlist as HTML.
- (set-buffer (get-buffer-create url-working-buffer))
- (erase-buffer)
- (insert "<html>\n\t<head>\n\t\t"
- "<title> Hotlist </title>\n\t</head>\n"
- "\t<body>\n\t\t<div1>\n\t\t\t<h1>Hotlist data"
- "</h1>\n\t\t\t<ul>\n")
- (w3-draw-air-sublist hotlist-data)
- (insert "\t\t\t</ul>\n\t\t</div1>\n\t</body>\n</html>\n"))
-
- (defun w3-draw-air-sublist (data)
- ;; Draw a sublist of an AIR Mosaic style hotlist
- (let ((ttl (car data)))
- (setq data (cdr (cdr data)))
- (insert "<ul>\n"
- " <li> " ttl "\n"
- " <ul>\n")
- (while data
- (cond
- ((and (listp (car data)) (null (nth 1 (car data))))
- (w3-draw-air-sublist (car data)))
- ((listp (car data))
- (insert " <li> <a href=\""
- (nth 1 (car data)) "\">"
- (nth 0 (car data)) "</a></li>\n"))
- (t 'undefined))
- (setq data (cdr data)))
- (insert " </ul>\n"
- " </li>\n"
- "</ul>\n")))
-
- (defun w3-parse-air-hotlist (&optional fname)
- ;; Read in an AIR-Mosaic style hotlist and parse it.
- (if (not fname) (setq fname w3-hotlist-file))
- (setq w3-hotlist nil)
- (if (not (and (file-exists-p fname) (file-readable-p fname)))
- (message "%s does not exist!" fname)
- (save-excursion
- (set-buffer (get-buffer-create " *w3-temp*"))
- (erase-buffer)
- (mm-insert-file-contents fname)
- (goto-char (point-min))
- (if (not (looking-at "^Hotlist\r*$"))
- (error "%s is not in hotlist format!" fname))
- (url-replace-regexp "^[ \t]*{[ \t\r]*$" "(")
- (url-replace-regexp "^[ \t]*}[ \t\r]*$" ")")
- (url-replace-regexp "^Hotlist\r*$" "(")
- (url-replace-regexp "^[ \t]*\\(Sublist\\|Item\\)[ \t\r]*$"
- ")(")
- (goto-char (point-min))
- (catch 'ack
- (while (not (eobp))
- (beginning-of-line)
- (if (not (looking-at "^[ \t]*[()]+[ \t\r]*$"))
- (progn
- (skip-chars-forward " \t\r")
- (insert "\"")
- (end-of-line)
- (skip-chars-backward " \t\r")
- (insert "\"")))
- (condition-case ()
- (next-line 1)
- (error (throw 'ack t)))))
- (goto-char (point-max))
- (insert "\n)")
- (let ((dat nil))
- (goto-char (point-min))
- (condition-case ()
- (setq dat (read (current-buffer)))
- (error nil))
- dat))))
-
- (defun w3-hotlist-apropos (regexp)
- "Show hotlist entries matching REGEXP."
- (interactive "sW3 Hotlist Apropos (regexp): ")
- (or w3-setup-done (w3-do-setup))
- (let ((save-buf (get-buffer "Hotlist")) ; avoid killing this
- (w3-hotlist
- (apply
- 'nconc
- (mapcar
- (function
- (lambda (entry)
- (if (or (string-match regexp (car entry))
- (string-match regexp (car (cdr entry))))
- (list entry))))
- w3-hotlist))))
- (if (not w3-hotlist)
- (message "No w3-hotlist entries match \"%s\"" regexp)
- (and save-buf (save-excursion
- (set-buffer save-buf)
- (rename-buffer (concat "Hotlist during " regexp))))
- (unwind-protect
- (progn
- (w3-show-hotlist)
- (rename-buffer (concat "Hotlist \"" regexp "\""))
- (setq url-current-file (concat "hotlist/" regexp)))
- (and save-buf (save-excursion
- (set-buffer save-buf)
- (rename-buffer "Hotlist")))
- ))))
-
- (defun w3-hotlist-refresh ()
- "Reload the default hotlist file into memory"
- (interactive)
- (w3-parse-hotlist)
- (if (fboundp 'w3-add-hotlist-menu) (w3-add-hotlist-menu)))
-
- (defun w3-delete-from-alist (x alist)
- ;; Remove X from ALIST, return new alist
- (if (eq (assoc x alist) (car alist)) (cdr alist)
- (delq (assoc x alist) alist)))
-
- (defun w3-hotlist-delete ()
- "Deletes a document from your hotlist file"
- (interactive)
- (save-excursion
- (if (not w3-hotlist) (message "No hotlist in memory!")
- (if (not (file-exists-p w3-hotlist-file))
- (message "Hotlist file %s does not exist." w3-hotlist-file)
- (let* ((completion-ignore-case t)
- (title (car (assoc (completing-read "Delete Document: "
- w3-hotlist nil t)
- w3-hotlist)))
- (case-fold-search nil)
- (buffer (get-buffer-create " *HOTW3*")))
- (and (string= title "") (error "No document specified."))
- (set-buffer buffer)
- (erase-buffer)
- (mm-insert-file-contents w3-hotlist-file)
- (goto-char (point-min))
- (if (re-search-forward (concat "^" (regexp-quote title) "\r*$")
- nil t)
- (progn
- (previous-line 1)
- (beginning-of-line)
- (delete-region (point) (progn (forward-line 2) (point)))
- (write-file w3-hotlist-file)
- (setq w3-hotlist (w3-delete-from-alist title w3-hotlist))
- (kill-buffer (current-buffer)))
- (message "%s was not found in %s" title w3-hotlist-file))))))
- (and (fboundp 'w3-add-hotlist-menu) (funcall 'w3-add-hotlist-menu)))
-
- (defun w3-hotlist-rename-entry (title)
- "Rename a hotlist item"
- (interactive (list (let ((completion-ignore-case t))
- (completing-read "Rename entry: " w3-hotlist nil t))))
- (cond ; Do the error handling first
- ((string= title "") (error "No document specified!"))
- ((not w3-hotlist) (error "No hotlist in memory!"))
- ((not (file-exists-p (expand-file-name w3-hotlist-file)))
- (error "Hotlist file %s does not exist." w3-hotlist-file))
- ((not (file-readable-p (expand-file-name w3-hotlist-file)))
- (error "Hotlist file %s exists, but is unreadable." w3-hotlist-file)))
- (save-excursion
- (let ((obj (assoc title w3-hotlist))
- (used (mapcar 'car w3-hotlist))
- (buff (get-buffer-create " *HOTW3*"))
- (new nil)
- )
- (while (or (null new) (member new used))
- (setq new (read-string "New name: ")))
- (set-buffer buff)
- (erase-buffer)
- (mm-insert-file-contents (expand-file-name w3-hotlist-file))
- (goto-char (point-min))
- (if (re-search-forward (regexp-quote title) nil t)
- (progn
- (previous-line 1)
- (beginning-of-line)
- (delete-region (point) (progn (forward-line 2) (point)))
- (w3-insert (format "%s %s\n%s\n" (nth 1 obj) (current-time-string)
- new))
- (setq w3-hotlist (cons (list new (nth 1 obj))
- (w3-delete-from-alist title w3-hotlist)))
- (write-file w3-hotlist-file)
- (kill-buffer (current-buffer))
- (if (and w3-running-FSF19 (not (eq 'tty (device-type))))
- (progn
- (delete-menu-item '("Go"))
- (w3-build-FSF19-menu))))
- (message "%s was not found in %s" title w3-hotlist-file))))
- (and (fboundp 'w3-add-hotlist-menu) (funcall 'w3-add-hotlist-menu)))
-
- (defun w3-hotlist-append (fname)
- "Append a hotlist to the one in memory"
- (interactive "fAppend hotlist file: ")
- (let ((x w3-hotlist))
- (w3-parse-hotlist fname)
- (setq w3-hotlist (nconc x w3-hotlist))
- (and (fboundp 'w3-add-hotlist-menu) (funcall 'w3-add-hotlist-menu))))
-
- (defun w3-parse-hotlist (&optional fname)
- "Read in the hotlist specified by FNAME"
- (if (not fname) (setq fname w3-hotlist-file))
- (setq w3-hotlist nil)
- (if (not (file-exists-p fname))
- (message "%s does not exist!" fname)
- (let* ((old-buffer (current-buffer))
- (buffer (get-buffer-create " *HOTW3*"))
- cur-link
- cur-alias)
- (set-buffer buffer)
- (erase-buffer)
- (mm-insert-file-contents fname)
- (goto-char (point-min))
- (while (re-search-forward "^\n" nil t) (replace-match ""))
- (goto-line 3)
- (while (not (eobp))
- (re-search-forward "^[^ ]*" nil t)
- (setq cur-link (buffer-substring (match-beginning 0) (match-end 0)))
- (setq cur-alias (buffer-substring (progn
- (forward-line 1)
- (beginning-of-line)
- (point))
- (progn
- (end-of-line)
- (point))))
- (if (not (equal cur-alias ""))
- (setq w3-hotlist (cons (list cur-alias cur-link) w3-hotlist))))
- (kill-buffer buffer)
- (and (fboundp 'w3-add-hotlist-menu) (funcall 'w3-add-hotlist-menu))
- (set-buffer old-buffer))))
-
- ;;;###autoload
- (defun w3-use-hotlist ()
- "Possibly go to a link in your W3/Mosaic hotlist.
- This is part of the emacs World Wide Web browser. It will prompt for
- one of the items in your 'hotlist'. A hotlist is a list of often
- visited or interesting items you have found on the World Wide Web."
- (interactive)
- (if (not w3-setup-done) (w3-do-setup))
- (if (not w3-hotlist) (message "No hotlist in memory!")
- (let* ((completion-ignore-case t)
- (url (car (cdr (assoc
- (completing-read "Goto Document: " w3-hotlist nil t)
- w3-hotlist)))))
- (if (string= "" url) (error "No document specified!"))
- (w3-fetch url))))
-
- (defun w3-hotlist-add-document-at-point (pref-arg)
- "Add the document pointed to by the hyperlink under point to the hotlist."
- (interactive "P")
- (let ((url (w3-view-this-url t))
- (title "nil"))
- (or url (error "No link under point."))
- (setq title (nth 3 (w3-zone-data (w3-zone-at (point)))))
- (w3-hotlist-add-document pref-arg title url)
- (and (fboundp 'w3-add-hotlist-menu) (funcall 'w3-add-hotlist-menu))))
-
- (defun w3-hotlist-add-document (pref-arg &optional the-title the-url)
- "Add this documents url to the hotlist"
- (interactive "P")
- (save-excursion
- (let* ((buffer (get-buffer-create " *HOTW3*"))
- (title (or the-title
- (and pref-arg (read-string "Title: "))
- (buffer-name)))
- (url (or the-url (url-view-url t))))
- (if (rassoc (list url) w3-hotlist)
- (error "That item already in hotlist, use w3-hotlist-rename-entry."))
- (set-buffer buffer)
- (erase-buffer)
- (setq w3-hotlist (cons (list title url) w3-hotlist)
- url (url-unhex-string url))
- (if (not (file-exists-p w3-hotlist-file))
- (progn
- (message "Creating hotlist file %s" w3-hotlist-file)
- (w3-insert "ncsa-xmosaic-hotlist-format-1\nDefault\n\n")
- (backward-char 1))
- (progn
- (mm-insert-file-contents w3-hotlist-file)
- (goto-char (point-max))
- (backward-char 1)))
- (w3-insert "\n" (url-hexify-string url) " " (current-time-string)
- "\n" title)
- (write-file w3-hotlist-file)
- (kill-buffer (current-buffer))))
- (and (fboundp 'w3-add-hotlist-menu) (funcall 'w3-add-hotlist-menu)))
-
- (provide 'w3-hot)
-