X-Git-Url: https://thelambdalab.xyz/gitweb/index.cgi?p=elpher.git;a=blobdiff_plain;f=elpher.el;h=ef20de034e71f891beccc6fea904db443244f512;hp=4e69967583a530950555e4c248a5c80d5c98c0ea;hb=3d2817e533e03d2d0eb9e0dd5d573083127bc055;hpb=ce5cd208ce378fd4fd286f5c701e206d3208d9f3 diff --git a/elpher.el b/elpher.el index 4e69967..ef20de0 100644 --- a/elpher.el +++ b/elpher.el @@ -82,25 +82,6 @@ (require 'gnutls) (require 'socks) -;;; ANSI colors or XTerm colors - -(or (require 'xterm-color nil t) - (require 'ansi-color)) - -(defalias 'elpher-color-filter-apply - (if (fboundp 'xterm-color-filter) - (lambda (s) - (let ((_xterm-color-render nil)) - (xterm-color-filter s))) - #'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) - "A function to apply ANSI escape sequences.") - ;;; Global constants ;; @@ -647,6 +628,57 @@ away CRs and any terminating period." (elpher-decode (replace-regexp-in-string "\n\\.\n$" "\n" (replace-regexp-in-string "\r" "" string)))) +;;; Buttonify urls + +(defconst elpher-url-regex + "\\([a-zA-Z]+\\)://\\([a-zA-Z0-9.-]*[a-zA-Z0-9-]\\|\\[[a-zA-Z0-9:]+\\]\\)\\(:[0-9]+\\)?\\(/\\([0-9a-zA-Z_~?/@|:.%#=&-]*[0-9a-zA-Z_~?/@|#-]\\)?\\)?" + "Regexp used to locate and buttonify URLs in text files loaded by elpher.") + +(defun elpher-buttonify-urls (string) + "Turn substrings which look like urls in STRING into clickable buttons." + (with-temp-buffer + (insert string) + (goto-char (point-min)) + (while (re-search-forward elpher-url-regex nil t) + (let ((page (elpher-make-page (substring-no-properties (match-string 0)) + (elpher-address-from-url (match-string 0))))) + (make-text-button (match-beginning 0) + (match-end 0) + 'elpher-page page + 'action #'elpher-click-link + 'follow-link t + 'help-echo #'elpher--page-button-help + 'face 'button))) + (buffer-string))) + +;;; ANSI colors or XTerm colors (application and filtering) + +(or (require 'xterm-color nil t) + (require 'ansi-color)) + +(defalias 'elpher-color-filter-apply + (if (fboundp 'xterm-color-filter) + (lambda (s) + (let ((_xterm-color-render nil)) + (xterm-color-filter s))) + #'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) + "A function to apply ANSI escape sequences.") + +;;; Processing text for display + +(defun elpher-process-text-for-display (string) + "Perform any desired processing of STRING prior to display as text. +Currently includes buttonifying URLs and processing ANSI escape codes." + (elpher-buttonify-urls (if elpher-filter-ansi-from-text + (elpher-color-filter-apply string) + (elpher-color-apply string)))) + ;;; Network error reporting ;; @@ -1072,34 +1104,6 @@ If ADDRESS is not supplied or nil the record is rendered as an ;; Text rendering -(defconst elpher-url-regex - "\\([a-zA-Z]+\\)://\\([a-zA-Z0-9.-]*[a-zA-Z0-9-]\\|\\[[a-zA-Z0-9:]+\\]\\)\\(:[0-9]+\\)?\\(/\\([0-9a-zA-Z_~?/@|:.%#=&-]*[0-9a-zA-Z_~?/@|#-]\\)?\\)?" - "Regexp used to locate and buttonify URLs in text files loaded by elpher.") - -(defun elpher-buttonify-urls (string) - "Turn substrings which look like urls in STRING into clickable buttons." - (with-temp-buffer - (insert string) - (goto-char (point-min)) - (while (re-search-forward elpher-url-regex nil t) - (let ((page (elpher-make-page (substring-no-properties (match-string 0)) - (elpher-address-from-url (match-string 0))))) - (make-text-button (match-beginning 0) - (match-end 0) - 'elpher-page page - 'action #'elpher-click-link - 'follow-link t - 'help-echo #'elpher--page-button-help - 'face 'button))) - (buffer-string))) - -(defun elpher-process-text-for-display (string) - "Perform any desired processing of STRING prior to display as text. -Currently includes buttonifying URLs and processing ANSI escape codes." - (elpher-buttonify-urls (if elpher-filter-ansi-from-text - (elpher-color-filter-apply string) - (elpher-color-apply string)))) - (defun elpher-render-text (data &optional _mime-type-string) "Render DATA as text. MIME-TYPE-STRING is unused." (elpher-with-clean-buffer @@ -1798,9 +1802,19 @@ record for the current elpher page." ;;;###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. @@ -2240,7 +2254,8 @@ functions which initialize the client, namely (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))