;; Author: Tim Vaughan <tgvaughan@gmail.com>
;; Created: 11 April 2019
-;; Version: 2.1.0
+;; Version: 2.3.0
;; Keywords: comm gopher
;; Homepage: https://github.com/tgvaughan/elpher
;; Package-Requires: ((emacs "26"))
;;; Global constants
;;
-(defconst elpher-version "2.1.0"
+(defconst elpher-version "2.3.0"
"Current version of elpher.")
(defconst elpher-margin-width 6
(let ((data (match-data))) ; Prevent parsing clobbering match data
(unwind-protect
(let ((url (url-generic-parse-url url-string)))
- (setf (url-fullness url) t)
- (setf (url-filename url)
- (url-unhex-string (url-filename url)))
- (unless (url-type url)
- (setf (url-type url) "gopher"))
- (when (or (equal "gopher" (url-type url))
- (equal "gophers" (url-type url)))
+ (unless (and (not (url-fullness url)) (url-type url))
+ (setf (url-fullness url) t)
+ (setf (url-filename url)
+ (url-unhex-string (url-filename url)))
+ (unless (url-type url)
+ (setf (url-type url) "gopher"))
+ (when (or (equal "gopher" (url-type url))
+ (equal "gophers" (url-type url)))
;; Gopher defaults
(unless (url-host url)
(setf (url-host url) (url-filename url))
(when (or (equal (url-filename url) "")
(equal (url-filename url) "/"))
(setf (url-filename url) "/1")))
+ (when (equal "gemini" (url-type url))
+ ;; Gemini defaults
+ (if (equal (url-filename url) "")
+ (setf (url-filename url) "/"))))
url)
(set-match-data data))))
(defun elpher-address-port (address)
"Retrieve port from ADDRESS object."
- (url-port address))
+ (if (symbolp address)
+ nil)
+ (if (> (url-port address) 0)
+ (url-port address)
+ (or (and (or (equal (url-type address) "gopher")
+ (equal (url-type address) "gophers"))
+ 70)
+ (and (equal (url-type address) "gemini")
+ 1965))))
(defun elpher-address-special-p (address)
"Return non-nil if ADDRESS object is special (e.g. start page, bookmarks page)."
(defun elpher-update-header ()
"If `elpher-use-header' is true, display current node info in window header."
(if elpher-use-header
- (setq header-line-format (elpher-node-display-string elpher-current-node))))
+ (let* ((display-string (elpher-node-display-string elpher-current-node))
+ (address (elpher-node-address elpher-current-node))
+ (url-string (if (elpher-address-special-p address)
+ ""
+ (concat " - " (elpher-address-to-url address) ""))))
+ (setq header-line-format (list display-string url-string)))))
(defmacro elpher-with-clean-buffer (&rest args)
"Evaluate ARGS with a clean *elpher* buffer as current."
(proc (open-network-stream "elpher-process"
nil
(elpher-address-host address)
- (if (> (elpher-address-port address) 0)
- (elpher-address-port address)
- 70)
+ (elpher-address-port address)
:type (if elpher-use-tls 'tls 'plain))))
(set-process-coding-system proc 'binary)
(set-process-filter proc
(proc (open-network-stream "elpher-process"
nil
(elpher-address-host address)
- (if (> (elpher-address-port address) 0)
- (elpher-address-port address)
- 1965)
+ (elpher-address-port address)
:type 'tls)))
- (set-process-coding-system proc 'binary)
- (set-process-filter proc
- (lambda (_proc string)
- (setq elpher-gemini-response
- (concat elpher-gemini-response string))))
- (set-process-sentinel proc after)
- (process-send-string proc
- (concat (elpher-address-to-url address) "\r\n")))))
-
+ (if (not (processp proc))
+ (error "Error initiating network connection.")
+ (set-process-coding-system proc 'binary)
+ (set-process-filter proc
+ (lambda (_proc string)
+ (setq elpher-gemini-response
+ (concat elpher-gemini-response string))))
+ (set-process-sentinel proc after)
+ (process-send-string proc
+ (concat (elpher-address-to-url address) "\r\n"))))))
(defun elpher-process-gemini-response (renderer)
"Process the gemini response and pass the result to RENDERER.
renderer)
(elpher-restore-pos))))))
(?4 ; Temporary failure
- (error "Gemini server reports TEMPORARY FAILURE for this request"))
+ (error "Gemini server reports TEMPORARY FAILURE for this request: %S"
+ response-header))
(?5 ; Permanent failure
- (error "Gemini server reports PERMANENT FAILURE for this request"))
+ (error "Gemini server reports PERMANENT FAILURE for this request: %S"
+ response-header))
(?6 ; Client certificate required
(error "Gemini server requires client certificate (unsupported at this time)"))
(_other
- (error "Gemini server responded with unknown response code %S"
- response-code))))
+ (error "Gemini server responded with unknown response: %S"
+ response-header))))
(error
(elpher-network-error (elpher-node-address elpher-current-node) the-error))))
(let ((address (url-generic-parse-url url)))
(unless (and (url-type address) (not (url-fullness address))) ;avoid mangling mailto: urls
(setf (url-fullness address) t)
- (unless (url-host address) ;if there is an explicit host, filenames are explicit
+ (unless (url-host address) ;if there is an explicit host, filenames are absolute
(setf (url-host address) (url-host (elpher-node-address elpher-current-node)))
(unless (string-prefix-p "/" (url-filename address)) ;deal with relative links
(setf (url-filename address)