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https://github.com/fuxialexander/org-pdftools

A custom org link type for pdf-tools
https://github.com/fuxialexander/org-pdftools

emacs org-mode pdf-tools

Last synced: 5 months ago
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A custom org link type for pdf-tools

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README

        

#+TITLE: org-pdftools: a custom org link type for pdf-tools

This project was inspired by and built upon ~org-pdfview~ from @markus1189.
* Installation

You can now install ~org-pdftools~ and ~org-noter-pdftools~ from MELPA!

[[https://melpa.org/#/org-pdftools][file:https://melpa.org/packages/org-pdftools-badge.svg]]

[[https://melpa.org/#/org-pdftools][file:https://melpa.org/packages/org-noter-pdftools-badge.svg]]

Run ~M-x pdf-tools-install~ after installation of ~pdftools~ if you haven't done before.
#+BEGIN_SRC elisp
(use-package org-noter
:config
;; Your org-noter config ........
(require 'org-noter-pdftools))

(use-package org-pdftools
:hook (org-mode . org-pdftools-setup-link))

(use-package org-noter-pdftools
:after org-noter
:config
;; Add a function to ensure precise note is inserted
(defun org-noter-pdftools-insert-precise-note (&optional toggle-no-questions)
(interactive "P")
(org-noter--with-valid-session
(let ((org-noter-insert-note-no-questions (if toggle-no-questions
(not org-noter-insert-note-no-questions)
org-noter-insert-note-no-questions))
(org-pdftools-use-isearch-link t)
(org-pdftools-use-freepointer-annot t))
(org-noter-insert-note (org-noter--get-precise-info)))))

;; fix https://github.com/weirdNox/org-noter/pull/93/commits/f8349ae7575e599f375de1be6be2d0d5de4e6cbf
(defun org-noter-set-start-location (&optional arg)
"When opening a session with this document, go to the current location.
With a prefix ARG, remove start location."
(interactive "P")
(org-noter--with-valid-session
(let ((inhibit-read-only t)
(ast (org-noter--parse-root))
(location (org-noter--doc-approx-location (when (called-interactively-p 'any) 'interactive))))
(with-current-buffer (org-noter--session-notes-buffer session)
(org-with-wide-buffer
(goto-char (org-element-property :begin ast))
(if arg
(org-entry-delete nil org-noter-property-note-location)
(org-entry-put nil org-noter-property-note-location
(org-noter--pretty-print-location location))))))))
(with-eval-after-load 'pdf-annot
(add-hook 'pdf-annot-activate-handler-functions #'org-noter-pdftools-jump-to-note)))
#+END_SRC

* Latest release note
- Incorporated https://github.com/weirdNox/org-noter/pull/93/commits/f8349ae7575e599f375de1be6be2d0d5de4e6cbf in Usage README
- Added customizable variable ~org-pdftools-use-isearch-link~ and ~org-pdftools-use-freepointer-annot~ to control whether you will get prompt to create isearch/freepointer link if no existing annotations are found

* Usage
In order to link a specific page of a .pdf-file in an org-file, use the following syntax:
#+begin_example
[[pdf:~/file.pdf::3][Link to page 3]]
#+end_example

When browsing a pdftools-buffer you can use =org-store-link= (by default =C-c l=) to get a link to this location withing the pdf -- even while marking some content in the .pdf.
Then use =org-insert-link= (by default =C-c C-l=) to create a link to this page and this place on the page:
#+begin_example
[[pdf:~/file.pdf::5++0.00;;annot-5-0][file.pdf: Page 5; Quoting: some text]]
#+end_example

* Current features
The provided function includes:
- [X] (Sort-of) backward compatibility with org-pdfview: simply change the link prefix from
~pdfview:~ to ~pdf:~.
- [X] The reason this URL prefix change was proposed is that ~pdftools:~ links can
also point to ~pdf-occur~ searchs. Multi-file search is also supported.
- [X] There is also support for ~pdf-isearch~.
- [X] Beyond the original link implementation that stores only file path and page
number, now you can store the precise location of annotations.
- [X] If there are selected texts on the current PDF page, it will be ~marked-up~
using pdf-tools markup functions (by default, underline) automatically and the
corresponding annotation id is stored in the link.

- HTML exported link now have a "#page=n" postfix, which should make browsers like Chrome open the corresponding page.
- You can now customize the link description format using ~org-pdftools-get-desc-function~
- Added ~org-noter-pdftools-embed-org-note-to-pdf~, ~org-noter-pdftools-embed-all-org-note-to-pdf~ to copy one or all *org-noter annotation headings* (the ones with a ~annot-id~ and ~org-pdftools link~) to the corresponding PDF file.
- Added ~org-noter-pdftools-embed-org-buffer-to-pdf~ to copy the whole *org-noter* buffer to a annotation in the left upper corner of the first page in the PDF.
- Added ~org-noter-pdftools-jump-to-note~ config in the README.
- The prefix of pdftools link can now be customized using ~org-pdftools-link-prefix~, and the default is now set to "pdf"
- The ~org-pdftools-search-string-separator~ is now set to ~??~ to avoid org fontification problem
- You can now specify how the path of pdf is stored using two function:
- ~org-pdftools-path-generator~ takes ~buffer-file-name~ as an argument, and output a translated path. Default to ~abbreviate-file-name~
- ~org-pdftools-path-resolver~ takes a translated path as an argument and translate it back to absolute path. Default to ~expand-file-name~

* Integration with ~org-noter~
You can use the vanilla ~org-noter~ now.

- [X] Integrate with ~org-noter~, such that ~org-noter~ can remember the precise
location (in the resolution of the exact annotation).
- [X] Jump from a PDF annotation to a associated org-heading ~org-noter-sync-*~ and
~org-noter-jump-to-heading~.
- [X] Transform old org-noter notes to newer ones and sync with the corresponding
PDF. ~org-noter-convert-old-notes~
- [-] PDF annotation will have full and synced information with the associated
org-note. (Besides the note content, each annotate will record the IDs of the
corresponding org heading and potentially even it's parent org heading, such
that tree-rebuild is possible.)

* Planed features
This is the first step of a set of overhauls of Emacs PDF notetaking experience.
The features below are planned (either in this package or as PR to other
packages):
- [-] Optionally grab image/text excerpt from the PDF and insert below the
corresponding org-heading.
Please refer to ~pdf-view-extract-region-image~, not sure what's the best way
to integrate it.
- [ ] Link export with image/text-based excerpt from the PDF.
- [ ] (Long-term) Org <-> PDF Annotation converter.