"Face used for info records.")
(defcustom elopher-image-face '(foreground-color . "green")
"Face used for image records.")
+(defcustom elopher-search-face '(foreground-color . "orange")
+ "Face used for image records.")
(defcustom elopher-unknown-face '(foreground-color . "red")
"Face used for unknown record types.")
'action #'elopher-click-link
'follow-link t
'help-echo help-string))
+ ((or ?g ?p ?I) (elopher-insert-margin "im")
+ (insert-text-button display-string
+ 'face elopher-image-face
+ 'elopher-node (elopher-make-node elopher-current-node
+ address
+ #'elopher-get-image-node)
+ 'action #'elopher-click-link
+ 'follow-link t
+ 'help-echo help-string))
+ (?7 (elopher-insert-margin "?")
+ (insert-text-button display-string
+ 'face elopher-search-face
+ 'elopher-node (elopher-make-node elopher-current-node
+ address
+ #'elopher-get-search-node)
+ 'action #'elopher-click-link
+ 'follow-link t
+ 'help-echo help-string))
(?.) ; Occurs at end of index, can safely ignore.
(tp (elopher-insert-margin (concat (char-to-string tp) "?"))
(insert (propertize display-string
(defvar elopher-selector-string)
-(defun elopher-get-selector (address after)
+(defun elopher-get-selector (address after &optional binary)
+ "Retrieve selector specified by ADDRESS and store it in the
+string elopher-selector-string, then execute AFTER as the
+sentinal function."
(setq elopher-selector-string "")
(let ((p (get-process "elopher-process")))
(if p (delete-process p)))
(insert content))
(elopher-restore-pos))
(if address
- (elopher-get-selector address
- (lambda (proc event)
- (let ((inhibit-read-only t))
- (elopher-insert-index elopher-selector-string))
- (elopher-restore-pos)
- (elopher-set-node-content elopher-current-node
- (buffer-string))))
+ (progn
+ (let ((inhibit-read-only t))
+ (insert "LOADING DIRECTORY..."))
+ (elopher-get-selector address
+ (lambda (proc event)
+ (let ((inhibit-read-only t))
+ (erase-buffer)
+ (elopher-insert-index elopher-selector-string))
+ (elopher-restore-pos)
+ (elopher-set-node-content elopher-current-node
+ (buffer-string)))))
(progn
(let ((inhibit-read-only t))
(elopher-insert-index elopher-start-index))
(let ((inhibit-read-only t))
(insert content))
(elopher-restore-pos))
- (elopher-get-selector address
- (lambda (proc event)
- (let ((inhibit-read-only t))
- (insert (elopher-strip-CRs elopher-selector-string)))
- (elopher-restore-pos)
- (elopher-set-node-content elopher-current-node
- (buffer-string)))))))
-
-;;; Navigation methods
+ (progn
+ (let ((inhibit-read-only t))
+ (insert "LOADING TEXT..."))
+ (elopher-get-selector address
+ (lambda (proc event)
+ (let ((inhibit-read-only t))
+ (erase-buffer)
+ (insert (elopher-strip-CRs elopher-selector-string)))
+ (elopher-restore-pos)
+ (elopher-set-node-content elopher-current-node
+ (buffer-string))))))))
+
+;; Image retrieval
+
+(defun elopher-get-image-node ()
+ (let ((content (elopher-node-content elopher-current-node))
+ (address (elopher-node-address elopher-current-node)))
+ (if content
+ (progn
+ (let ((inhibit-read-only t))
+ (insert-image content))
+ (setq cursor-type nil)
+ (elopher-restore-pos))
+ (progn
+ (let ((inhibit-read-only t))
+ (insert "LOADING IMAGE..."))
+ (elopher-get-selector address
+ (lambda (proc event)
+ (let ((image (create-image
+ (string-as-unibyte elopher-selector-string)
+ nil t))
+ (inhibit-read-only t))
+ (erase-buffer)
+ (insert-image image)
+ (setq cursor-type nil)
+ (elopher-restore-pos)
+ (elopher-set-node-content elopher-current-node image))))))))
+
+;; Search retrieval
+
+(defun elopher-get-search-node ()
+ (let* ((content (elopher-node-content elopher-current-node))
+ (address (elopher-node-address elopher-current-node))
+ (search-address (elopher-make-address (concat (elopher-address-selector address)
+ "\t"
+ (read-from-minibuffer "Query: "))
+ (elopher-address-host address)
+ (elopher-address-port address))))
+ (let ((inhibit-read-only t))
+ (insert "LOADING RESULTS..."))
+ (elopher-get-selector search-address
+ (lambda (proc event)
+ (let ((inhibit-read-only t))
+ (erase-buffer)
+ (elopher-insert-index elopher-selector-string))
+ (elopher-restore-pos)
+ (elopher-set-node-content elopher-current-node
+ (buffer-string))))))
+
+
+;;; Navigation procedures
;;
(defun elopher-next-link ()
(elopher-visit-parent-node)
(message "No previous site.")))
-;;; Main start procedure
-;;
-(defun elopher ()
- "Start elopher with default landing page."
- (interactive)
- (setq elopher-current-node nil)
- (let ((start-node (elopher-make-node nil nil #'elopher-get-index-node)))
- (elopher-visit-node start-node)))
-
;;; Mode and keymap
;;
"Major mode for elopher, an elisp gopher client.")
+;;; Main start procedure
+;;
+(defun elopher ()
+ "Start elopher with default landing page."
+ (interactive)
+ (setq elopher-current-node nil)
+ (let ((start-node (elopher-make-node nil nil #'elopher-get-index-node)))
+ (elopher-visit-node start-node)))
+
;;; elopher.el ends here