(insert " "))
(insert (make-string elpher-margin-width ?\s))))
-(defun elpher-page-button-help (page)
- "Return a string containing the help text for a button corresponding to PAGE."
- (let ((address (elpher-page-address page)))
- (format "mouse-1, RET: open '%s'" (if (elpher-address-special-p address)
- address
- (elpher-address-to-url address)))))
+(defun elpher--page-button-help (_window buffer pos)
+ "Function called by Emacs to generate mouse-over text.
+The arguments specify the BUFFER and the POS within the buffer of the item
+for which help is required. The function returns the help to be
+displayed. The _WINDOW argument is currently unused."
+ (with-current-buffer buffer
+ (let ((button (button-at pos)))
+ (when button
+ (let* ((page (button-get button 'elpher-page))
+ (address (elpher-page-address page)))
+ (format "mouse-1, RET: open '%s'" (if (elpher-address-special-p address)
+ address
+ (url-recreate-url address))))))))
(defun elpher-insert-index-record (display-string &optional address)
"Function to insert an index record into the current buffer.
'elpher-page page
'action #'elpher-click-link
'follow-link t
- 'help-echo (elpher-page-button-help page)))
+ 'help-echo #'elpher--page-button-help))
(pcase type
('nil ;; Information
(elpher-insert-margin)
'elpher-page page
'action #'elpher-click-link
'follow-link t
- 'help-echo (elpher-page-button-help page)
+ 'help-echo #'elpher--page-button-help
'face 'button)))
(buffer-string)))
(error "Cannot establish gemini connection: GnuTLS not available")
(unless (< (elpher-address-port address) 65536)
(error "Cannot establish gemini connection: port number > 65536"))
+ (defvar gnutls-verify-error)
(condition-case nil
(let* ((kill-buffer-query-functions nil)
(gnutls-verify-error nil) ; We use the NSM for verification
'elpher-page page
'action #'elpher-click-link
'follow-link t
- 'help-echo (elpher-page-button-help page)))
+ 'help-echo #'elpher--page-button-help))
(insert (propertize display-string 'face 'elpher-unknown)))
(insert "\n"))))
;; Finger page connection
(defun elpher-get-finger-page (renderer &optional force-ipv4)
- "Opens a finger connection to the current page address and renders it using RENDERER."
+ "Opens a finger connection to the current page address.
+The result is rendered using RENDERER. When the optional argument
+FORCE-IPV4 is non-nil, the IPv4 address returned by a DNS lookup will
+be used explicitly in making the connection."
(let* ((address (elpher-page-address elpher-current-page))
(content (elpher-get-cached-content address)))
(if (and content (funcall renderer nil))
(cons string selector-string-parts))))
(set-process-sentinel proc
(lambda (_proc event)
- (condition-case the-error
+ (condition-case _the-error
(cond
((string-prefix-p "deleted" event))
((string-prefix-p "open" event)