;; Full instructions can be found in the Elpher info manual.
;; Elpher is under active development. Any suggestions for
-;; improvements are welcome, and can be made on the official
-;; project page, gopher://thelambdalab.xyz/elpher, or via the
+;; improvements are welcome, and can be made on the official project
+;; page, gopher://thelambdalab.xyz/1/projects/elpher, or via the
;; project mailing list at https://lists.sr.ht/~michel-slm/elpher.
;;; Code:
(lambda (s)
(let ((_xterm-color-render nil))
(xterm-color-filter s)))
- 'ansi-color-filter-apply)
+ #'ansi-color-filter-apply)
"A function to filter out ANSI escape sequences.")
(defalias 'elpher-color-apply
(if (fboundp 'xterm-color-filter)
- 'xterm-color-filter
- 'ansi-color-apply)
+ #'xterm-color-filter
+ #'ansi-color-apply)
"A function to apply ANSI escape sequences.")
;;; Global constants
;;
(eval-when-compile
- (defvar bookmark-make-record-function)
+ (declare-function ansi-color-filter-apply "ansi-color")
+ (declare-function ansi-color-apply "ansi-color")
(declare-function bookmark-store "bookmark")
(declare-function org-link-store-props "ol")
(declare-function org-link-set-parameters "ol")
- (defvar thing-at-point-uri-schemes)
- (defvar mu4e~view-beginning-of-url-regexp))
+ (defvar ansi-color-context)
+ (defvar bookmark-make-record-function)
+ (defvar mu4e~view-beginning-of-url-regexp)
+ (defvar thing-at-point-uri-schemes))
;;; Customization group
"Create an ADDRESS object corresponding to the given special address symbol TYPE."
type)
-(defun elpher-make-start-page ()
- "Create the start page."
- (elpher-make-page "Elpher Start Page"
- (elpher-make-special-address 'start)))
-
(defun elpher-address-to-url (address)
"Get string representation of ADDRESS, or nil if ADDRESS is special."
(if (elpher-address-special-p address)
"Create a page with DISPLAY-STRING and ADDRESS."
(list display-string address))
+(defun elpher-make-start-page ()
+ "Create the start page."
+ (elpher-make-page "Elpher Start Page"
+ (elpher-make-special-address 'start)))
+
(defun elpher-page-display-string (page)
"Retrieve the display string corresponding to PAGE."
(elt page 0))
(unless (eq major-mode 'elpher-mode)
;; avoid resetting buffer-local variables
(elpher-mode))
- (let ((inhibit-read-only t))
+ (let ((inhibit-read-only t)
+ (ansi-color-context nil)) ;; clean ansi interpreter state
(setq-local network-security-level
(default-value 'network-security-level))
(erase-buffer)
(if (timerp elpher-network-timer)
(cancel-timer elpher-network-timer)))
+(defun elpher-make-network-timer (thunk)
+ "Creates a timer to run the THUNK after `elpher-connection-timeout' seconds.
+This is just a wraper around `run-at-time' which additionally sets the
+buffer-local variable `elpher-network-timer' to allow
+`elpher-process-cleanup' to also clear the timer."
+ (let ((timer (run-at-time elpher-connection-timeout nil thunk)))
+ (setq-local elpher-network-timer timer)
+ timer))
+
(defun elpher-get-host-response (address default-port query-string response-processor
&optional use-tls force-ipv4)
"Generic function for retrieving data from ADDRESS.
:hostname host
:keylist
(elpher-get-current-keylist address)))
- (proc (if socks (socks-open-network-stream "elpher-process" nil host service)
- (make-network-process :name "elpher-process"
- :host host
- :family (and force-ipv4 'ipv4)
- :service service
- :buffer nil
- :nowait t
- :tls-parameters
- (and use-tls
- (cons 'gnutls-x509pki
- (apply #'gnutls-boot-parameters
- gnutls-params))))))
- (timer (run-at-time elpher-connection-timeout nil
+ (timer (elpher-make-network-timer
(lambda ()
(elpher-process-cleanup)
(cond
response-processor
nil force-ipv4))
(t
- (elpher-network-error address "Connection time-out.")))))))
+ (elpher-network-error address "Connection time-out."))))))
+ (proc (if socks (socks-open-network-stream "elpher-process" nil host service)
+ (make-network-process :name "elpher-process"
+ :host host
+ :family (and force-ipv4 'ipv4)
+ :service service
+ :buffer nil
+ :nowait t
+ :tls-parameters
+ (and use-tls
+ (cons 'gnutls-x509pki
+ (apply #'gnutls-boot-parameters
+ gnutls-params)))))))
(setq elpher-network-timer timer)
(set-process-coding-system proc 'binary 'binary)
(set-process-query-on-exit-flag proc nil)
(if use-tls (apply #'gnutls-negotiate :process proc gnutls-params))
(funcall (process-sentinel proc) proc "open\n")))
(error
+ (elpher-process-cleanup)
(error "Error initiating connection to server")))))
(insert (propertize display-string 'face 'elpher-unknown)))
(insert "\n"))))
-;; buffer-local
(defvar elpher--gemini-page-headings nil
"List of headings on the page.")
"(Bookmarks from legacy elpher-bookmarks files will be automatically imported.)\n"
'face 'shadow))
(insert "\n"
- "For Elpher release news or to leave feedback, visit:\n")
+ "The gopher home of the Elpher project is here:\n")
(elpher-insert-index-record "The Elpher Project Page"
(elpher-make-gopher-address ?1
"/projects/elpher/"
"thelambdalab.xyz"
70))
- (insert "\n"
- "** Refer to the ")
(let ((help-string "RET,mouse-1: Open Elpher info manual (if available)"))
- (insert-text-button "Elpher info manual"
+ (insert "\n"
+ "The following info documentation is available:\n"
+ " - ")
+ (insert-text-button "Elpher Manual"
'face 'link
'action (lambda (_)
(interactive)
(info "(elpher)"))
'follow-link t
- 'help-echo help-string))
- (insert " for the full documentation. **\n")
+ 'help-echo help-string)
+ (insert "\n - ")
+ (insert-text-button "Changes introduced by the latest release"
+ 'face 'link
+ 'action (lambda (_)
+ (interactive)
+ (info "(elpher)News"))
+ 'follow-link t
+ 'help-echo help-string))
+ (insert "\n")
(insert (propertize
- (concat " (This should be available if you have installed Elpher using\n"
- " MELPA. Otherwise you will have to install the manual yourself.)\n")
+ (concat " (These documents should be available if you have installed Elpher \n"
+ " using MELPA. Otherwise you may have to install the manual yourself.)\n")
'face 'shadow))
(elpher-restore-pos)))
;;;###autoload
(defun elpher-bookmark-jump (bookmark)
- "Go to a particular BOOKMARK."
- (let* ((url (cdr (assq 'location bookmark))))
- (elpher-go url)))
+ "Handler used to open a bookmark using elpher.
+The argument BOOKMARK is a bookmark record passed to the function.
+This handler is responsible for loading the bookmark in some buffer,
+then making that buffer the current buffer. It should not switch
+to the buffer."
+ (let* ((url (cdr (assq 'location bookmark)))
+ (cleaned-url (string-trim url))
+ (address (elpher-address-from-url cleaned-url))
+ (page (elpher-make-page cleaned-url address)))
+ (elpher-with-clean-buffer
+ (elpher-visit-page page))
+ (set-buffer (get-buffer elpher-buffer-name))
+ nil))
(defun elpher-bookmark-link ()
"Bookmark the link at point.
(setq-local elpher-history nil)
(setq-local elpher-buffer-name (buffer-name))
(setq-local bookmark-make-record-function #'elpher-bookmark-make-record)
- (setq-local imenu-create-index-function (lambda () elpher--gemini-page-headings)))
+ (setq-local imenu-create-index-function (lambda () elpher--gemini-page-headings))
+ (setq-local xterm-color-preserve-properties t))
(when (fboundp 'evil-set-initial-state)
(evil-set-initial-state 'elpher-mode 'motion))