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scimax-elfeed.el
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scimax-elfeed.el
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;;; scimax-elfeed.el --- scimax configuration for elfeed
;;; Commentary:
;; This just sets up elfeed for scimax. It sets some default feeds and
;; categories, and some new org-mode integration and keybindings.
(require 'elfeed)
;;; Code:
(cl-loop for feed in '(("http://planetpython.org/rss20.xml" python)
("http://planet.scipy.org/rss20.xml" python)
("http://planet.emacsen.org/atom.xml" emacs)
;; Stackoverflow questions on emacs
("http://emacs.stackexchange.com/feeds" emacs))
do
(add-to-list 'elfeed-feeds feed t))
(defface python-elfeed-entry
'((t :background "Darkseagreen1"))
"Marks a python Elfeed entry."
:group 'scimax-elfeed)
(defface emacs-elfeed-entry
'((t :background "Lightblue1"))
"Marks a python Elfeed entry."
:group 'scimax-elfeed)
(push '(python python-elfeed-entry)
elfeed-search-face-alist)
(push '(emacs emacs-elfeed-entry)
elfeed-search-face-alist)
(setq elfeed-search-title-max-width 150)
(setq elfeed-search-trailing-width 30)
;; A snippet for periodic update for feeds (3 mins since Emacs start, then every
;; half hour)
(run-at-time 180 1800 (lambda () (unless elfeed-waiting (elfeed-update))))
(defun email-elfeed-entry ()
"Capture the elfeed entry and put it in an email."
(interactive)
(let* ((title (elfeed-entry-title elfeed-show-entry))
(url (elfeed-entry-link elfeed-show-entry))
(content (elfeed-entry-content elfeed-show-entry))
(entry-id (elfeed-entry-id elfeed-show-entry))
(entry-link (elfeed-entry-link elfeed-show-entry))
(entry-id-str (concat (car entry-id)
"|"
(cdr entry-id)
"|"
url)))
(compose-mail)
(message-goto-subject)
(insert title)
(message-goto-body)
(insert (format "You may find this interesting:
%s\n\n" url))
(insert (elfeed-deref content))
(message-goto-body)
(while (re-search-forward "<br>" nil t)
(replace-match "\n\n"))
(message-goto-body)
(while (re-search-forward "<.*?>" nil t)
(replace-match ""))
(message-goto-body)
(fill-region (point) (point-max))
(message-goto-to)
(ivy-contacts nil)))
(defun doi-utils-add-entry-from-elfeed-entry ()
"Add elfeed entry to bibtex."
(interactive)
(require 'org-ref)
(let* ((title (elfeed-entry-title elfeed-show-entry))
(url (elfeed-entry-link elfeed-show-entry))
(content (elfeed-deref (elfeed-entry-content elfeed-show-entry)))
(entry-id (elfeed-entry-id elfeed-show-entry))
(entry-link (elfeed-entry-link elfeed-show-entry))
(entry-id-str (concat (car entry-id)
"|"
(cdr entry-id)
"|"
url)))
(if (string-match "DOI: \\(.*\\)$" content)
(doi-add-bibtex-entry (match-string 1 content)
(ido-completing-read
"Bibfile: "
(append (f-entries "." (lambda (f)
(and (not (string-match "#" f))
(f-ext? f "bib"))))
org-ref-default-bibliography)))
(let ((dois (org-ref-url-scrape-dois url)))
(cond
;; One doi found. Assume it is what we want.
((= 1 (length dois))
(doi-utils-add-bibtex-entry-from-doi
(car dois)
(ido-completing-read
"Bibfile: "
(append (f-entries "." (lambda (f)
(and (not (string-match "#" f))
(f-ext? f "bib"))))
org-ref-default-bibliography)))
action)
;; Multiple DOIs found
((> (length dois) 1)
(ivy-read "Select a DOI" (let ((dois '()))
(with-current-buffer (url-retrieve-synchronously url)
(loop for doi-pattern in org-ref-doi-regexps
do
(goto-char (point-min))
(while (re-search-forward doi-pattern nil t)
(pushnew
;; Cut off the doi, sometimes
;; false matches are long.
(cons (format "%40s | %s"
(substring
(match-string 1)
0 (min
(length (match-string 1))
40))
doi-pattern)
(match-string 1))
dois
:test #'equal)))
(reverse dois)))
:action
(lambda (candidate)
(let ((bibfile (completing-read
"Bibfile: "
(append (f-entries "." (lambda (f)
(and (not (string-match "#" f))
(f-ext? f "bib"))))
org-ref-default-bibliography))))
(doi-utils-add-bibtex-entry-from-doi
(cdr candidate)
bibfile)
;; this removes two blank lines before each entry.
(bibtex-beginning-of-entry)
(delete-char -2))))))))))
(define-key elfeed-show-mode-map (kbd "e") 'email-elfeed-entry)
(define-key elfeed-show-mode-map (kbd "c") (lambda () (interactive) (org-capture nil "e")))
(define-key elfeed-show-mode-map (kbd "d") 'doi-utils-add-entry-from-elfeed-entry)
;; help me alternate fingers in marking entries as read
(define-key elfeed-search-mode-map (kbd "f") 'elfeed-search-untag-all-unread)
(define-key elfeed-search-mode-map (kbd "j") 'elfeed-search-untag-all-unread)
(define-key elfeed-search-mode-map (kbd "o") 'elfeed-search-show-entry)
;; * store links to elfeed entries
;; These are copied from org-elfeed
(defun org-elfeed-open (path)
"Open an elfeed link to PATH."
(cond
((string-match "^entry-id:\\(.+\\)" path)
(let* ((entry-id-str (substring-no-properties (match-string 1 path)))
(parts (split-string entry-id-str "|"))
(feed-id-str (car parts))
(entry-part-str (cadr parts))
(entry-id (cons feed-id-str entry-part-str))
(entry (elfeed-db-get-entry entry-id)))
(elfeed-show-entry entry)))
(t (error "%s %s" "elfeed: Unrecognised link type - " path))))
(defun org-elfeed-store-link ()
"Store a link to an elfeed entry."
(interactive)
(cond
((eq major-mode 'elfeed-show-mode)
(let* ((title (elfeed-entry-title elfeed-show-entry))
(url (elfeed-entry-link elfeed-show-entry))
(entry-id (elfeed-entry-id elfeed-show-entry))
(entry-id-str (concat (car entry-id)
"|"
(cdr entry-id)
"|"
url))
(org-link (concat "elfeed:entry-id:" entry-id-str)))
(org-link-store-props
:description title
:type "elfeed"
:link org-link
:url url
:entry-id entry-id)
org-link))
(t nil)))
(org-link-set-parameters
"elfeed"
:follow 'org-elfeed-open
:store 'org-elfeed-store-link)
(provide 'scimax-elfeed)
;;; scimax-elfeed.el ends here