- #!/usr/bin/env runhaskell
- import Text.Pandoc.JSON
- import Text.Pandoc.Walk
- import Text.Pandoc.Generic
- main = toJSONFilter go
- where go :: Pandoc -> Pandoc
- go = bottomUp exampleDivs . bottomUp (concatMap anchors)
- exampleDivs :: Block -> Block
- exampleDivs (Div (ident, ["example"], kvs)
- [ d@(Div (_,["examplenum"],_) _),
- d1@(Div (_,["column"],_) _),
- d2@(Div (_,["column"],_) _)
- ]) = Div (ident, ["example"], kvs)
- [ rawtex "\\begin{minipage}[t]{\\textwidth}\n{\\scriptsize "
- , d
- , rawtex "}\\vspace{-0.4em}\n"
- , rawtex "\\begin{minipage}[t]{0.49\\textwidth}\n\\definecolor{shadecolor}{gray}{0.85}\n\\begin{snugshade}\\small\n"
- , walk addBreaks d1
- , rawtex "\\end{snugshade}\n\\end{minipage}\n\\hfill\n\\begin{minipage}[t]{0.49\\textwidth}\n\\definecolor{shadecolor}{gray}{0.95}\n\\begin{snugshade}\\small\n"
- , walk addBreaks d2
- , rawtex "\\end{snugshade}\n\\end{minipage}\n\\end{minipage}"
- ]
- where rawtex = RawBlock (Format "latex")
- addBreaks (CodeBlock attrs code) = CodeBlock attrs $ addBreaks' code
- addBreaks x = x
- addBreaks' code =
- if length code > 49
- then take 49 code ++ ('\n':addBreaks' (drop 49 code))
- else code
- exampleDivs x = x
- anchors :: Inline -> [Inline]
- anchors (Link text ('@':lab,_)) =
- [RawInline (Format "latex") ("\\hyperdef{}{" ++ lab ++ "}{\\label{" ++ lab ++ "}}"), Strong text]
- anchors (Span ("",["number"],[]) xs) = [] -- remove sect numbers
- anchors x = [x]
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