Re: Replace Str with HTML in Lua Filter

[Ken Dow <thekenshow-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>]

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Thanks John - copying & pasting the unicode from the HTML output into the 
Lua filter did the trick. Should've thought of that!

On Thursday, 29 August 2019 13:51:49 UTC-4, John MacFarlane wrote:
>
>
> Or better yet just use the unicode character (make sure your 
> lua filter is UTF-8 encoded): 
>
> s.text == '–' 
>
> Ken Dow <theke...-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org <javascript:>> writes: 
>
> > Thanks for the help (Sorry for the long delay - I didn't get notified of 
> > your post). 
> > 
> > I tried your suggestion and it works perfectly when searching for normal 
> > text (e.g., s.text == "Widget") but with s.text == "\8211", Pandoc 
> throws 
> > the following error: 
> > 
> > decimal escape too large near '"\5881' 
> > 
> > Single quotes (.e.g, s.text == '\8211') gives the same error. I tried 
> > "\\8211" in case the backslash needs to be escaped; no error but no 
> > replacement occurs. 
> > 
> > Finally, I tried the utf8.codes approach, referring to Material Icon 
> > codepoints doc for the value that should match, like so: 
> > 
> > function Str (s) 
> >   if utf8.codes(s.text) == 'e5c3' then 
> >     return pandoc.RawInline( 
> >       'html', 
> >       '<i class="material-icons">apps</i>' 
> >     ) 
> >   end 
> > end 
> > 
> > No error but no replacement. 
> > 
> > On Saturday, 10 August 2019 12:02:40 UTC-4, Albert Krewinkel wrote: 
> >> 
> >> Ken Dow writes: 
> >> 
> >> > My DOCX source document, which is being converted to HTML, uses some 
> >> Google 
> >> > Material fonts. What shows up in the AST are values like 
> >> > 
> >> > Str "\8211" 
> >> > 
> >> > I'd like to find and replace those to produce something like the 
> >> following 
> >> > HTML: 
> >> > 
> >> > <i class="material-icons">face</i> 
> >> > 
> >> > Is that possible and if so, how? 
> >> 
> >> The way to go here is via `RawInline` elements, e.g.: 
> >> 
> >>     function Str (s) 
> >>       if s.text == '–' then 
> >>         return pandoc.RawInline( 
> >>           'html', 
> >>           '<i class="material-icons">face</i>' 
> >>         ) 
> >>       end 
> >>     end 
> >> 
> >> Note matching on an exact string would fail if the character was 
> >> somewhere within a word (a typical would be em-dashes). One would have 
> >> to use the [utf8.codes] module to manually find and replace those 
> >> characters in that case. 
> >> 
> >> [utf8.codes](https://www.lua.org/manual/5.3/manual.html#pdf-utf8.codes) 
>
> >> 
> >> -- 
> >> Albert Krewinkel 
> >> GPG: 8eed e3e2 e8c5 6f18 81fe  e836 388d c0b2 1f63 1124 
> >> 
> > 
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>
>

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