+++ /dev/null
-
-;;; doi-utils.el --- get bibtex entries and pdfs from a DOI
-
-;; Copyright(C) 2014 John Kitchin
-
-;; Author: John Kitchin <jkitchin@andrew.cmu.edu>
-;; This file is not currently part of GNU Emacs.
-
-;; This program is free software; you can redistribute it and/or
-;; modify it under the terms of the GNU General Public License as
-;; published by the Free Software Foundation; either version 2, or (at
-;; your option) any later version.
-
-;; This program is distributed in the hope that it will be useful, but
-;; WITHOUT ANY WARRANTY; without even the implied warranty of
-;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-;; General Public License for more details.
-
-;; You should have received a copy of the GNU General Public License
-;; along with this program ; see the file COPYING. If not, write to
-;; the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-;; Boston, MA 02111-1307, USA.
-
-;;; Commentary:
-;;
-;; Lisp code to generate and update bibtex entries from a DOI, and to
-;; download pdfs from publisher websites from a DOI.
-;;
-;; Package-Requires: ((org-ref))
-
-(require 'json)
-
-(defvar *doi-utils-waiting* t
- "stores waiting state for url retrieval.")
-
-(defvar *doi-utils-redirect* nil
- "stores redirect url from a callback function")
-
-(defun doi-utils-redirect-callback (&optional status)
- "callback for url-retrieve to set the redirect"
- (when (plist-get status :error)
- (signal (car (plist-get status :error)) (cdr(plist-get status :error))))
- (when (plist-get status :redirect) ; is nil if there none
- (message "redirects = %s" (plist-get status :redirect))
- (message "*doi-utils-redirect* set to %s"
- (setq *doi-utils-redirect* (plist-get status :redirect))))
- ;; we have done our job, so we are not waiting any more.
- (setq *doi-utils-waiting* nil))
-
-(defun doi-utils-get-redirect (doi)
- "get redirect url from dx.doi.org/doi"
- ;; we are going to wait until the url-retrieve is done
- (setq *doi-utils-waiting* t)
- ;; start with no redirect. it will be set in the callback.
- (setq *doi-utils-redirect* nil)
- (url-retrieve
- (format "http://dx.doi.org/%s" doi)
- 'doi-utils-redirect-callback)
- ; I suspect we need to wait here for the asynchronous process to
- ; finish. we loop and sleep until the callback says it is done via
- ; `*doi-utils-waiting*'. this works as far as i can tell. Before I
- ; had to run this a few times to get it to work, which i suspect
- ; just gave the first one enough time to finish.
- (while *doi-utils-waiting* (sleep-for 0.1)))
-
-(defvar doi-utils-pdf-url-functions nil
- "list of functions that return a url to a pdf from a redirect url. Each function takes one argument, the redirect url. The function must return a pdf-url, or nil.")
-
-(defun aps-pdf-url (*doi-utils-redirect*)
- (when (string-match "^http://journals.aps.org" *doi-utils-redirect*)
- (replace-regexp-in-string "/abstract/" "/pdf/" *doi-utils-redirect*)))
-
-(defun science-pdf-url (*doi-utils-redirect*)
- (when (string-match "^http://www.sciencemag.org" *doi-utils-redirect*)
- (concat *doi-utils-redirect* ".full.pdf")))
-
-(defun nature-pdf-url (*doi-utils-redirect*)
- (when (string-match "^http://www.nature.com" *doi-utils-redirect*)
- (let ((result *doi-utils-redirect*))
- (setq result (replace-regexp-in-string "/full/" "/pdf/" result))
- (replace-regexp-in-string "\.html$" "\.pdf" result))))
-
-(defun doi-utils-get-wiley-pdf-url (redirect-url)
- "wileyscience direct hides the pdf url in html. we get it out here"
- (setq *doi-utils-waiting* t)
- (url-retrieve redirect-url
- (lambda (status)
- (beginning-of-buffer)
- (re-search-forward "<iframe id=\"pdfDocument\" src=\"\\([^\"]*\\)\"" nil)
- (setq *doi-utils-pdf-url* (match-string 1)
- *doi-utils-waiting* nil)))
- (while *doi-utils-waiting* (sleep-for 0.1))
- *doi-utils-pdf-url*)
-
-(defun wiley-pdf-url (*doi-utils-redirect*)
- (when (string-match "^http://onlinelibrary.wiley.com" *doi-utils-redirect*)
- (doi-utils-get-wiley-pdf-url (replace-regexp-in-string "/abstract" "/pdf" *doi-utils-redirect*))
- *doi-utils-pdf-url*))
-
-(defun springer-pdf-url (*doi-utils-redirect*)
- (when (string-match "^http://link.springer.com" *doi-utils-redirect*)
- (replace-regexp-in-string "/article/" "/content/pdf/" (concat *doi-utils-redirect* ".pdf"))))
-
-(defun acs-pdf-url (*doi-utils-redirect*)
- (when (string-match "^http://pubs.acs.org" *doi-utils-redirect*)
- (replace-regexp-in-string "/abs/" "/pdf/" *doi-utils-redirect*)))
-
-(defun iop-pdf-url (*doi-utils-redirect*)
- (when (string-match "^http://iopscience.iop.org" *doi-utils-redirect*)
- (let ((tail (replace-regexp-in-string "^http://iopscience.iop.org" "" *doi-utils-redirect*)))
- (concat "http://iopscience.iop.org" tail "/pdf" (replace-regexp-in-string "/" "_" tail) ".pdf"))))
-
-(defun jstor-pdf-url (*doi-utils-redirect*)
- (when (string-match "^http://www.jstor.org" *doi-utils-redirect*)
- (concat (replace-regexp-in-string "/stable/" "/stable/pdfplus/" *doi-utils-redirect*) ".pdf")))
-
-(defun aip-pdf-url (*doi-utils-redirect*)
- (when (string-match "^http://scitation.aip.org" *doi-utils-redirect*)
- ;; get stuff after content
- (let (p1 p2 s p3)
- (setq p2 (replace-regexp-in-string "^http://scitation.aip.org/" "" *doi-utils-redirect*))
- (setq s (split-string p2 "/"))
- (setq p1 (mapconcat 'identity (-remove-at-indices '(0 6) s) "/"))
- (setq p3 (concat "/" (nth 0 s) (nth 1 s) "/" (nth 2 s) "/" (nth 3 s)))
- (format "http://scitation.aip.org/deliver/fulltext/%s.pdf?itemId=/%s&mimeType=pdf&containerItemId=%s"
- p1 p2 p3))))
-
-(defun tandfonline-pdf-url (*doi-utils-redirect*)
- (when (string-match "^http://www.tandfonline.com" *doi-utils-redirect*)
- (replace-regexp-in-string "/abs/\\|/full/" "/pdf/" *doi-utils-redirect*)))
-
-(defun ecs-pdf-url (*doi-utils-redirect*)
- (when (string-match "^http://jes.ecsdl.org" *doi-utils-redirect*)
- (replace-regexp-in-string "\.abstract$" ".full.pdf" *doi-utils-redirect*)))
-
-(defun ecst-pdf-url (*doi-utils-redirect*)
- (when (string-match "^http://ecst.ecsdl.org" *doi-utils-redirect*)
- (concat *doi-utils-redirect* ".full.pdf")))
-
-(defun rsc-pdf-url (*doi-utils-redirect*)
- (when (string-match "^http://pubs.rsc.org" *doi-utils-redirect*)
- (let ((url (downcase *doi-utils-redirect*)))
- (setq url (replace-regexp-in-string "articlelanding" "articlepdf" url))
- url)))
-
-(defvar *doi-utils-pdf-url* nil
- "stores url to pdf download from a callback function")
-
-(defun doi-utils-get-science-direct-pdf-url (redirect-url)
- "science direct hides the pdf url in html. we get it out here"
- (setq *doi-utils-waiting* t)
- (url-retrieve redirect-url
- (lambda (status)
- (beginning-of-buffer)
- (re-search-forward "pdfurl=\"\\([^\"]*\\)\"" nil t)
- (setq *doi-utils-pdf-url* (match-string 1)
- *doi-utils-waiting* nil)))
- (while *doi-utils-waiting* (sleep-for 0.1))
- *doi-utils-pdf-url*)
-
-
-(defun science-direct-pdf-url (*doi-utils-redirect*)
- (when (string-match "^http://www.sciencedirect.com" *doi-utils-redirect*)
- (doi-utils-get-science-direct-pdf-url *doi-utils-redirect*)
- *doi-utils-pdf-url*))
-
-;; sometimes I get
-;; http://linkinghub.elsevier.com/retrieve/pii/S0927025609004558
-;; which actually redirect to
-;; http://www.sciencedirect.com/science/article/pii/S0927025609004558
-(defun linkinghub-elsevier-pdf-url (*doi-utils-redirect*)
- (when (string-match "^http://linkinghub.elsevier.com/retrieve" *doi-utils-redirect*)
- (let ((second-redirect (replace-regexp-in-string
- "http://linkinghub.elsevier.com/retrieve"
- "http://www.sciencedirect.com/science/article"
- *doi-utils-redirect*)))
- (message "getting pdf url from %s" second-redirect)
- ;(doi-utils-get-science-direct-pdf-url second-redirect)
- *doi-utils-pdf-url*)))
-
-(defun pnas-pdf-url (*doi-utils-redirect*)
- (when (string-match "^http://www.pnas.org" *doi-utils-redirect*)
- (concat *doi-utils-redirect* ".full.pdf?with-ds=yes")))
-
-(setq doi-utils-pdf-url-functions
- (list
- 'aps-pdf-url
- 'science-pdf-url
- 'nature-pdf-url
- 'wiley-pdf-url
- 'springer-pdf-url
- 'acs-pdf-url
- 'iop-pdf-url
- 'jstor-pdf-url
- 'aip-pdf-url
- 'science-direct-pdf-url
- 'linkinghub-elsevier-pdf-url
- 'tandfonline-pdf-url
- 'ecs-pdf-url
- 'ecst-pdf-url
- 'rsc-pdf-url
- 'pnas-pdf-url))
-
-(defun doi-utils-get-pdf-url (doi)
- "returns a url to a pdf for the doi if one can be
-calculated. Loops through the functions in `doi-utils-pdf-url-functions'
-until one is found"
- (doi-utils-get-redirect doi)
-
- (unless *doi-utils-redirect*
- (error "No redirect found for %s" doi))
- (message "applying functions")
- (catch 'pdf-url
- (dolist (func doi-utils-pdf-url-functions)
- (message "calling %s" func)
- (let ((this-pdf-url (funcall func *doi-utils-redirect*)))
-(message "t: %s" this-pdf-url)
- (when this-pdf-url
- (message "found pdf url: %s" this-pdf-url)
- (throw 'pdf-url this-pdf-url))))))
-
-(defun doi-utils-get-bibtex-entry-pdf ()
- "download pdf for entry at point if the pdf does not already
-exist locally. The entry must have a doi. The pdf will be saved
-to `org-ref-pdf-directory', by the name %s.pdf where %s is the
-bibtex label. Files will not be overwritten. The pdf will be
-checked to make sure it is a pdf, and not some html failure
-page. you must have permission to access the pdf. We open the pdf
-at the end."
- (interactive)
- (save-excursion
- (bibtex-beginning-of-entry)
- (let (;; get doi, removing http://dx.doi.org/ if it is there.
- (doi (replace-regexp-in-string
- "http://dx.doi.org/" ""
- (bibtex-autokey-get-field "doi")))
- (key)
- (pdf-url)
- (pdf-file)
- (content))
- ;; get the key and build pdf filename.
- (re-search-forward bibtex-entry-maybe-empty-head)
- (setq key (match-string bibtex-key-in-head))
- (setq pdf-file (concat org-ref-pdf-directory key ".pdf"))
-
- ;; now get file if needed.
- (when (and doi (not (file-exists-p pdf-file)))
- (setq pdf-url (doi-utils-get-pdf-url doi))
- (if pdf-url
- (progn
- (url-copy-file pdf-url pdf-file)
- ;; now check if we got a pdf
- (with-temp-buffer
- (insert-file-contents pdf-file)
- ;; PDFS start with %PDF-1.x as the first few characters.
- (if (not (string= (buffer-substring 1 6) "%PDF-"))
- (progn
- (message "%s" (buffer-string))
- (delete-file pdf-file))
- (message "%s saved" pdf-file)))
-
- (when (file-exists-p pdf-file)
- (org-open-file pdf-file)))
- (message "No pdf-url found for %s at %s" doi *doi-utils-redirect* ))
- pdf-file))))
-
-(defun doi-utils-get-json-metadata (doi)
- (let ((url-request-method "GET")
- (url-mime-accept-string "application/citeproc+json")
- (json-object-type 'plist))
- (with-current-buffer
- (url-retrieve-synchronously
- (concat "http://dx.doi.org/" doi))
- (json-read-from-string (buffer-substring url-http-end-of-headers (point-max))))))
-
-(defun doi-utils-expand-template (s)
- "expand a template containing %{} with the eval of its contents"
- (replace-regexp-in-string "%{\\([^}]+\\)}"
- (lambda (arg)
- (let ((sexp (substring arg 2 -1)))
- (format "%s" (eval (read sexp))))) s))
-
-(defun doi-utils-doi-to-bibtex-string (doi)
- "return a bibtex entry as a string for the doi. Only articles are currently supported"
- (let (type
- results
- author
- title
- journal
- year
- volume
- number
- pages
- month
- url
- json-data)
- (setq results (doi-utils-get-json-metadata doi)
- json-data (format "%s" results)
- type (plist-get results :type)
- author (mapconcat (lambda (x) (concat (plist-get x :given) " " (plist-get x :family)))
- (plist-get results :author) " and ")
- title (plist-get results :title)
- journal (plist-get results :container-title)
- volume (plist-get results :volume)
- issue (plist-get results :issue)
- year (elt (elt (plist-get (plist-get results :issued) :date-parts) 0) 0)
- pages (plist-get results :page)
- doi (plist-get results :DOI)
- url (plist-get results :URL))
- (cond
- ((string= type "journal-article")
- (doi-utils-expand-template "@article{,
- author = {%{author}},
- title = {%{title}},
- journal = {%{journal}},
- year = {%{year}},
- volume = {%{volume}},
- number = {%{issue}},
- pages = {%{pages}},
- doi = {%{doi}},
- url = {%{url}},
-}"))
- (t (message-box "%s not supported yet." type)))))
-
-(defun doi-utils-insert-bibtex-entry-from-doi (doi)
- "insert bibtex entry from a doi. Also cleans entry using
-org-ref, and tries to download the corresponding pdf."
- (interactive "sDOI: ")
- (insert (doi-utils-doi-to-bibtex-string doi))
- (backward-char)
- (if (bibtex-key-in-head nil)
- (org-ref-clean-bibtex-entry t)
- (org-ref-clean-bibtex-entry))
- ;; try to get pdf
- (doi-utils-get-bibtex-entry-pdf)
- (save-selected-window
- (org-ref-open-bibtex-notes)))
-
-(defun doi-utils-add-bibtex-entry-from-doi (doi)
- "add entry to end of first entry in `org-ref-default-bibliography'."
- (interactive "sDOI: ")
- (find-file (car org-ref-default-bibliography))
- (end-of-buffer)
- (insert "\n\n")
- (doi-utils-insert-bibtex-entry-from-doi doi))
-
-(defun doi-utils-add-bibtex-entry-from-region (start end)
- "add entry assuming region is a doi to end of first entry in `org-ref-default-bibliography'."
- (interactive "r")
- (let ((doi (buffer-substring start end)))
- (find-file (car org-ref-default-bibliography))
- (end-of-buffer)
- (insert "\n")
- (doi-utils-insert-bibtex-entry-from-doi doi)))
-
-(defun bibtex-set-field (field value)
- "set field to value in bibtex file. create field if it does not exist"
- (interactive "sfield: \nsvalue: ")
- (bibtex-beginning-of-entry)
- (let ((found))
- (if (setq found (bibtex-search-forward-field field t))
- ;; we found a field
- (progn
- (goto-char (car (cdr found)))
- (when value
- (bibtex-kill-field)
- (bibtex-make-field field)
- (backward-char)
- (insert value)))
- ;; make a new field
- (message "new field being made")
- (bibtex-beginning-of-entry)
- (forward-line) (beginning-of-line)
- (bibtex-next-field nil)
- (forward-char)
- (bibtex-make-field field)
- (backward-char)
- (insert value))))
-
-(defun plist-get-keys (plist)
- "return keys in a plist"
- (loop
- for key in results by #'cddr collect key))
-
-(defun doi-utils-update-bibtex-entry-from-doi (doi)
- "update fields in a bibtex entry from the doi. Every field will be updated, so previous changes will be lost."
- (interactive (list
- (or (replace-regexp-in-string "http://dx.doi.org/" "" (bibtex-autokey-get-field "doi"))
- (read-string "DOI: "))))
- (let* ((results (doi-utils-get-json-metadata doi))
- (type (plist-get results :type))
- (author (mapconcat
- (lambda (x) (concat (plist-get x :given)
- " " (plist-get x :family)))
- (plist-get results :author) " and "))
- (title (plist-get results :title))
- (journal (plist-get results :container-title))
- (year (format "%s"
- (elt
- (elt
- (plist-get
- (plist-get results :issued) :date-parts) 0) 0)))
- (volume (plist-get results :volume))
- (number (or (plist-get results :issue) ""))
- (pages (or (plist-get results :page) ""))
- (url (or (plist-get results :URL) ""))
- (doi (plist-get results :DOI)))
-
- ;; map the json fields to bibtex fields. The code each field is mapped to is evaluated.
- (setq mapping '((:author . (bibtex-set-field "author" author))
- (:title . (bibtex-set-field "title" title))
- (:container-title . (bibtex-set-field "journal" journal))
- (:issued . (bibtex-set-field "year" year))
- (:volume . (bibtex-set-field "volume" volume))
- (:issue . (bibtex-set-field "number" number))
- (:page . (bibtex-set-field "pages" pages))
- (:DOI . (bibtex-set-field "doi" doi))
- (:URL . (bibtex-set-field "url" url))))
-
- ;; now we have code to run for each entry. we map over them and evaluate the code
- (mapcar
- (lambda (key)
- (eval (cdr (assoc key mapping))))
- (plist-get-keys results)))
-
- ; reclean entry, but keep key if it exists.
- (if (bibtex-key-in-head)
- (org-ref-clean-bibtex-entry t)
- (org-ref-clean-bibtex-entry)))
-
-(provide 'doi-utils)
+++ /dev/null
-
-;;; org-show.el --- Summary
-;; Copyright(C) 2014 John Kitchin
-
-;; Author: John Kitchin <jkitchin@andrew.cmu.edu>
-;; Contributions from Sacha Chua.
-;; This file is not currently part of GNU Emacs.
-
-;; This program is free software; you can redistribute it and/or
-;; modify it under the terms of the GNU General Public License as
-;; published by the Free Software Foundation; either version 2, or (at
-;; your option) any later version.
-
-;; This program is distributed in the hope that it will be useful, but
-;; WITHOUT ANY WARRANTY; without even the implied warranty of
-;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-;; General Public License for more details.
-
-;; You should have received a copy of the GNU General Public License
-;; along with this program ; see the file COPYING. If not, write to
-;; the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-;; Boston, MA 02111-1307, USA.
-
-;;; Commentary:
-;; A simple mode for presenting org-files as slide-shows
-
-(defvar org-show-presentation-file nil "File containing the presentation.")
-(defvar org-show-slide-tag "slide" "Tag that marks slides.")
-(defvar org-show-slide-tag-regexp (concat ":" (regexp-quote org-show-slide-tag) ":"))
-(defvar org-show-latex-scale 4.0 "scale for latex preview")
-
-(defvar org-show-original-latex-scale
- (plist-get org-format-latex-options :scale)
- "Original scale for latex preview, so we can reset it.")
-
-(defvar org-show-text-scale 4 "scale for text in presentation")
-(defvar org-show-current-slide-number 1 "holds current slide number")
-
-(defvar org-show-mogrify-p (executable-find "mogrify"))
-
-(defvar org-show-tags-column -60 "column position to move tags to in slide mode")
-(defvar org-show-original-tags-column org-tags-column "Save value so we can change back to it")
-
-(when org-show-mogrify-p (require 'eimp))
-
-(require 'easymenu)
-
-(defvar org-show-mode-map
- (let ((map (make-sparse-keymap)))
- (define-key map [next] 'org-show-next-slide)
- (define-key map [prior] 'org-show-previous-slide)
-
- (define-key map [f5] 'org-show-start-slideshow)
- (define-key map [f6] 'org-show-execute-slide)
- (define-key map (kbd "C--") 'org-show-decrease-text-size)
- (define-key map (kbd "C-=") 'org-show-increase-text-size)
- (define-key map (kbd "\e\eg") 'org-show-goto-slide)
- (define-key map (kbd "\e\et") 'org-show-toc)
- (define-key map (kbd "\e\eq") 'org-show-stop-slideshow)
- map)
- "Keymap for org-show-mode.")
-
-(easy-menu-define my-menu org-show-mode-map "My own menu"
- '("org-show"
- ["Start slide show" org-show-start-slideshow t]
- ["Next slide" org-show-next-slide t]
- ["Previous slide" org-show-previous-slide t]
- ["Open this slide" org-show-open-slide t]
- ["Goto slide" org-show-goto-slide t]
- ["Table of contents" org-show-toc t]
- ["Stop slide show" org-show-stop-slideshow t]
-))
-
-
-(define-minor-mode org-show-mode
- "Minor mode for org-show
-
-\\{org-show-mode-map}"
- :lighter " org-show"
- :global t
- :keymap org-show-mode-map)
-
-(defvar org-show-temp-images '() "list of temporary images")
-
-(defun org-show-execute-slide ()
- "Process slide at point.
- If it contains an Emacs Lisp source block, evaluate it.
- If it contains an image, view it in a split buffer
- Else, focus on that buffer.
- Hide all drawers."
- (interactive)
- (setq org-show-presentation-file (expand-file-name (buffer-name)))
- (delete-other-windows)
-
- ;; make sure nothing is folded. This seems to be necessary to
- ;; prevent an error on narrowing then trying to make latex fragments
- ;; I think.
- (org-cycle '(64))
-
- (org-narrow-to-subtree)
- (visual-line-mode 1)
- (let ((heading-text (nth 4 (org-heading-components)))
- (org-format-latex-options (plist-put org-format-latex-options :scale org-show-latex-scale)))
-
- (set-frame-name (format "%-180s%15s%s" heading-text "slide " (cdr (assoc heading-text org-show-slide-titles))))
-
- ;; preview equations in the current subtree
- (org-preview-latex-fragment '(4))
- (message "") ; clear minibuffer
- (cond
-
- ;; view images if there is one. WE only do this this for the first one.
- ((and (goto-char (point-min))
- (re-search-forward "\\[\\[\\(.*\\.\\(jpg\\|gif\\|png\\)\\)" nil t))
-
- (unless (file-exists-p "org-show-images")
- (make-directory "org-show-images"))
-
- (let* ((png-file (match-string 1))
- (temp-png (expand-file-name (concat "org-show-images/" (secure-hash 'sha1
- (with-temp-buffer
- (insert-file-contents png-file)
- (buffer-string))) ".png"))))
-
- (add-to-list 'org-show-temp-images temp-png)
- (unless (file-exists-p temp-png)
- (copy-file png-file temp-png t))
-
- (split-window-right)
-
- (other-window 1)
- (find-file temp-png)
- (when org-show-mogrify-p
- (eimp-fit-image-width-to-window nil)))
-
- (other-window 1) ; back to slide
- (goto-char (point-min))
- (text-scale-set org-show-text-scale)
- (org-display-inline-images)
- (org-cycle-hide-drawers t)
- (org-show-subtree))
-
- ;; find and execute source code blocks.
- ;; you can either have images, or code. Not both.
- ;; Only code blocks of type emacs-lisp-slide are used.
- ((and (goto-char (point-min))
- (re-search-forward "#\\+begin_src emacs-lisp-slide" nil t))
- (let ((info (org-babel-get-src-block-info)))
- (unwind-protect
- (eval (read (concat "(progn " (nth 1 info) ")"))))))
-
- ;; plain text slides
- (t
- (switch-to-buffer (current-buffer))
- (text-scale-set org-show-text-scale)
- (org-show-subtree)
- (org-cycle-hide-drawers t)
- (org-display-inline-images)
- (delete-other-windows)))))
-
-(defun org-show-next-slide ()
- "Goto next slide in presentation"
- (interactive)
- (find-file org-show-presentation-file)
- (widen)
- (if (<= (+ org-show-current-slide-number 1) (length org-show-slide-titles))
- (progn
- (setq org-show-current-slide-number (+ org-show-current-slide-number 1))
- (org-show-goto-slide org-show-current-slide-number))
- (org-show-goto-slide org-show-current-slide-number)
- (message "This is the end. My only friend the end. Jim Morrison.")))
-
-(defun org-show-previous-slide ()
- "Goto previous slide in the list"
- (interactive)
- (find-file org-show-presentation-file)
- (widen)
- (if (> (- org-show-current-slide-number 1) 0)
- (progn
- (setq org-show-current-slide-number (- org-show-current-slide-number 1))
- (org-show-goto-slide org-show-current-slide-number))
- (org-show-goto-slide org-show-current-slide-number)
- (message "Once upon a time...")))
-
-(defun org-show-open-slide ()
- "Start show at this slide"
- (setq org-show-presentation-file (expand-file-name (buffer-name)))
- (org-show-initialize)
- (let ((n (cdr (assoc (nth 4 (org-heading-components)) org-show-slide-titles))))
- (setq org-show-current-slide-number n)
- (org-show-goto-slide n)))
-
-(defvar org-show-slide-list '() "List of slide numbers and markers to each slide")
-(defvar org-show-slide-titles '() "List of titles and slide numbers for each slide")
-
-(defun org-show-initialize ()
- ;; make slide lists for future navigation. rerun this if you change slide order
- (setq org-show-slide-titles '()
- org-show-temp-images '()
- org-show-slide-list '())
-
- (let ((n 0))
- (org-map-entries
- (lambda ()
- (when (string-match-p ":slide:" (or (nth 5 (org-heading-components)) ""))
- (setq n (+ n 1))
-
- (add-to-list 'org-show-slide-titles
- (cons (nth 4 (org-heading-components)) n) t)
-
- (add-to-list 'org-show-slide-list
- (cons n (set-marker (make-marker) (point))) t))))))
-
-(defun org-show-start-slideshow ()
- "Start the slide show, at the beginning"
- (interactive)
-
- (setq org-show-presentation-file (expand-file-name (buffer-name)))
- (beginning-of-buffer)
- (setq org-tags-column org-show-tags-column)
- (org-set-tags-command '(4) t)
-
- (org-show-initialize)
- ;; hide slide tags
- (save-excursion
- (while (re-search-forward ":slide:" nil t)
- (overlay-put
- (make-overlay (match-beginning 0)(match-end 0))
- 'invisible 'slide)))
- (add-to-invisibility-spec 'slide)
- (beginning-of-buffer)
- (delete-other-windows)
- (org-show-mode 1)
- (setq org-show-current-slide-number 1)
- (org-show-goto-slide 1))
-
-(defun org-show-stop-slideshow ()
- (interactive)
- ;; make slide tag visible again
- (remove-from-invisibility-spec 'slide)
-
- ;; reset latex scale
- (plist-put org-format-latex-options :scale org-show-original-latex-scale)
-
- ;; clean up temp images
- (mapcar (lambda (x)
- (let ((bname (file-name-nondirectory x)))
- (when (get-buffer bname)
- (set-buffer bname)
- (save-buffer)
- (kill-buffer bname)))
-
- (when (file-exists-p x)
- (delete-file x)))
- org-show-temp-images)
- (setq org-show-temp-images '())
-
- ;; ;; clean up miscellaneous buffers
- (when (get-buffer "*Animation*") (kill-buffer "*Animation*"))
-
- (when org-show-presentation-file (find-file org-show-presentation-file))
- (widen)
- (text-scale-set 0)
- (delete-other-windows)
- (setq org-show-presentation-file nil)
- (setq org-show-current-slide-number 1)
- (set-frame-name (if (buffer-file-name)
- (abbreviate-file-name (buffer-file-name))))
- (setq org-tags-column org-show-original-tags-column)
- (org-set-tags-command '(4) t)
-
- (org-show-mode -1))
-
-(defalias 'stop 'org-show-stop-slideshow)
-
-(defun org-show-goto-slide (n)
- "Goto slide N"
- (interactive "nSlide number: ")
- (message "Going to slide %s" n)
- (find-file org-show-presentation-file)
- (setq org-show-current-slide-number n)
- (widen)
- (goto-char (cdr (assoc n org-show-slide-list)))
- (org-show-execute-slide))
-
-(defun org-show-toc ()
- (interactive)
- (let ((links) (c-b (buffer-name)) (n))
- (save-excursion
- (widen)
- (mapcar
- (lambda (x)
- (setq n (car x))
- (goto-char (cdr x))
- (add-to-list
- 'links
- (format " [[elisp:(progn (switch-to-buffer \"%s\")(goto-char %s)(org-show-execute-slide))][%2s %s]]\n\n"
- (marker-buffer (cdr x))
- (marker-position (cdr x))
- (car x)
- (nth 4 (org-heading-components))) t))
- org-show-slide-list))
-
- (switch-to-buffer "*List of Slides*")
- (org-mode)
- (erase-buffer)
-
- (insert (mapconcat 'identity links ""))
-
- ;(setq buffer-read-only t)
- (use-local-map (copy-keymap org-mode-map))
- (local-set-key "q" #'(lambda () (interactive) (kill-buffer)))))
-
-(require 'animate)
-
-(defun org-show-animate (strings)
- "Animate STRINGS in an *Animation* buffer"
- (switch-to-buffer (get-buffer-create
- (or animation-buffer-name
- "*Animation*")))
- (erase-buffer)
- (text-scale-set 6)
- (let* ((vpos (/ (- 20
- 1 ;; For the mode-line
- (1- (length strings))
- (length strings))
- 2))
- (width 43)
- hpos)
- (while strings
- (setq hpos (/ (- width (length (car strings))) 2))
- (when (> 0 hpos) (setq hpos 0))
- (when (> 0 vpos) (setq vpos 0))
- (animate-string (car strings) vpos hpos)
- (setq vpos (1+ vpos))
- (setq strings (cdr strings)))))
-
-(defun org-show-increase-text-size (&optional arg)
- "Increase text size. Bound to \\[org-show-increase-text-size].
-
-With prefix ARG, set `org-show-text-scale' so subsquent slides are the same text size."
- (interactive "P")
- (text-scale-increase 1.5)
- (when arg
- (setq org-show-text-scale (* org-show-text-scale 1.5))))
-
-(defun org-show-decrease-text-size (&optional arg)
- "Increase text size. Bound to \\[org-show-decrease-text-size].
-
-With prefix ARG, set `org-show-text-scale' so subsquent slides are the same text size."
- (interactive "P")
- (text-scale-decrease 1.5)
- (when arg
- (setq org-show-text-scale (/ org-show-text-scale 1.5)))
-)
-
-(provide 'org-show)