Re: Highlight saved, rendered HTML document

[Julius Hamilton]

Thanks very much.
I'll read this over and let you know what I think.

Best regards,
Julius

On Wed, Jun 9, 2021, 21:51 Jean Louis <bugs@gnu.support> wrote:

> * Julius Hamilton <julkhami@gmail.com> [2021-06-09 21:06]:
> > Hello,
> >
> > I would like to be able to highlight webpages offline, for better reading
> > comprehension of them.
>
> Hypothes.is Annotate the web, with anyone, anywhere.
> https://web.hypothes.is/
>
> That may be one of best tools for annotation. It could be installed on
> your computer.
>
> More resources:
>
> Open Annotation · GitHub
> https://github.com/openannotation
>
> Home - Annotator - Annotating the Web
> http://annotatorjs.org/
>
> Different solution is to save the HTML page as PDF and use Emacs to
> annotate PDF (you said it works) or Evince PDF viewer to annotate it.
>
> There is different solution to convert HTML to text and then to
> annotate it by using:
>
> ;; Author: Bastian Bechtold
> ;; Maintainer: Bastian Bechtold
> ;; URL: https://github.com/bastibe/annotate.el
>
> Converting HTML to text is not hard, there are many tools to do that,
> including with Emacs.
>
> $ elinks --dump https://www.example.com > example.txt
>
> or
>
> $ pandoc -f html -t plain https://www.example.com
>
> > I recently discovered that for some reason, these tools do not work
> > for downloaded pages being viewed in a browser. Maybe it's because
> > they try to save the highlights in relation to each URL, and the
> > downloaded pages don't have URLs.
>
> Maybe this system could help?
>
> Home | CollectiveAccess
> https://collectiveaccess.org/
>
> You may install CollectiveAccess on your computer and annotate
> anything from WWWW. Demo:
>
> https://demo.collectiveaccess.org/index.php/system/auth/login?redirect=https%3A%2F%2Fdemo.collectiveaccess.org%2Findex.php%2FDashboard%2FIndex
>
> > I was wondering if anybody could recommend a way to highlight rendered
> HTML
> > pages in Emacs. I know Emacs provides annotation tools for PDFs in
> > pdf-tools mode, and highlighting plaintext in a certain highlighting
> mode.
> > It seems likely that it should be possible for HTML pages too.
> >
> > Just to be clear, I don't mean syntax highlighting HTML code, but rather
> > moving a cursor through a web document to highlight information of
> > interest.
>
> I could use annotate.el to annotate HTML that I have opened with
> eww-open-file and annotated with annotate-mode, but I could not save
> annotations. Now I am thinking it could be or should be possible to
> adapt it.
>
> Cc: to Ihor as he may know the solution.
>
> How annotate.el works you can see in the attached image, but I think
> that annotation is too short or somehow limited if it is straight in
> the text.
>
> Good and simple way to annotate documents would be either GNU
> Hyperbole or `eev' package, then I would take the approach of making
> buttons which I would highlight and be able to quickly jump to the
> annotation. Here is the example hyperlink to text annotation:
> "/home/admin/tmp/annotations.txt"
>
> Or hyperlink to specific line number:
> "/home/admin/tmp/annotations.txt:2"
>
> Or `eev' hyperlinks:
>
> (find-fline "~/tmp/annotations.txt")
>
> Or like this below that could annotate the paragraph and jump to
> annotations file searching for "lorem ipsum", or it could go to
> specific position, it implies that files are writeable.
>
> (find-fline "~/tmp/annotations.txt" "lorem ipsum")
>
> Lorem ipsum dolor sit amet, consectetur adipiscing elit. Donec a diam
> lectus. Sed sit amet ipsum mauris. Maecenas congue ligula ac quam
> viverra nec consectetur ante hendrerit. Donec et mollis
> dolor.
>
> I would take the programmatic approach to annotations on the higher
> level which would or could work with files but also buffers not
> related to files such as those values edited from a database. The
> approach would be similar to `eev' package and function `find-fline',
> so I would make it for read only files based on the line or query, for
> writeable files based on the query only (prone to fail if things are
> changed). A query or a line could even be highlighted later if mode is
> turned on, or it could become a button on the fly (Emacs package
> button.el) -- and data would be stored outside, in the database object
> that refers to the file. That approach makes it little more visual.
>
> Right now I am annotating any file, any object by using database
> meta-level attributes, so if there is a file there is description,
> internal description, text, report, author, tags, all such information
> pieces are separate from the file, thus not so specific to parts of
> the text as I simply not need it that defined. I have 14000 objects to
> PDFs by page number, that is not an annotation but is similar, as I
> can jump from description straight to PDF (or files of any
> kinds). This message I have already "annotated" and can further work
> on it, it is offline though it is online, jumping from annotation to
> offline or online version works too.
>
> --
> Jean
>
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> ⟦ (hyperscope 38467) ⟧
>