diff options
Diffstat (limited to 'src/Text/Pandoc/Writers/ConTeXt.hs')
| -rw-r--r-- | src/Text/Pandoc/Writers/ConTeXt.hs | 179 |
1 files changed, 100 insertions, 79 deletions
diff --git a/src/Text/Pandoc/Writers/ConTeXt.hs b/src/Text/Pandoc/Writers/ConTeXt.hs index e2e240d33..a718daac8 100644 --- a/src/Text/Pandoc/Writers/ConTeXt.hs +++ b/src/Text/Pandoc/Writers/ConTeXt.hs @@ -35,16 +35,27 @@ import Data.List ( (\\), intersperse ) import Control.Monad.State import Text.PrettyPrint.HughesPJ hiding ( Str ) -type WriterState = Int -- number of next URL reference +data WriterState = + WriterState { stNextRef :: Int -- number of next URL reference + , stOrderedListLevel :: Int -- level of ordered list + , stOptions :: WriterOptions -- writer options + } + +orderedListStyles = cycle ["[n]","[a]", "[r]", "[g]"] -- | Convert Pandoc to ConTeXt. writeConTeXt :: WriterOptions -> Pandoc -> String -writeConTeXt options document = render $ - evalState (pandocToConTeXt options document) 1 +writeConTeXt options document = + let defaultWriterState = WriterState { stNextRef = 1 + , stOrderedListLevel = 0 + , stOptions = options + } + in render $ + evalState (pandocToConTeXt options document) defaultWriterState pandocToConTeXt :: WriterOptions -> Pandoc -> State WriterState Doc pandocToConTeXt options (Pandoc meta blocks) = do - main <- blockListToConTeXt options blocks + main <- blockListToConTeXt blocks let before = if null (writerIncludeBefore options) then empty else text $ writerIncludeBefore options @@ -70,7 +81,7 @@ contextHeader :: WriterOptions -- ^ Options, including ConTeXt header contextHeader options (Meta title authors date) = do titletext <- if null title then return empty - else inlineListToConTeXt options title + else inlineListToConTeXt title let authorstext = if null authors then "" else if length authors == 1 @@ -111,26 +122,35 @@ stringToConTeXt :: String -> String stringToConTeXt = concatMap escapeCharForConTeXt -- | Convert Pandoc block element to ConTeXt. -blockToConTeXt :: WriterOptions - -> Block +blockToConTeXt :: Block -> State WriterState Doc -blockToConTeXt opts Null = return empty -blockToConTeXt opts (Plain lst) = - wrapTeXIfNeeded opts False (inlineListToConTeXt opts) lst >>= return -blockToConTeXt opts (Para lst) = - wrapTeXIfNeeded opts False (inlineListToConTeXt opts) lst >>= return . (<> char '\n') -blockToConTeXt opts (BlockQuote lst) = do - contents <- blockListToConTeXt opts lst +blockToConTeXt Null = return empty +blockToConTeXt (Plain lst) = do + st <- get + let options = stOptions st + contents <- wrapTeXIfNeeded options False inlineListToConTeXt lst + return contents +blockToConTeXt (Para lst) = do + st <- get + let options = stOptions st + contents <- wrapTeXIfNeeded options False inlineListToConTeXt lst + return $ contents <> char '\n' +blockToConTeXt (BlockQuote lst) = do + contents <- blockListToConTeXt lst return $ text "\\startblockquote\n" $$ contents $$ text "\\stopblockquote" -blockToConTeXt opts (CodeBlock str) = +blockToConTeXt (CodeBlock str) = return $ text $ "\\starttyping\n" ++ str ++ "\n\\stoptyping\n" -- \n needed -- because \stoptyping can't have anything after it -blockToConTeXt opts (RawHtml str) = return empty -blockToConTeXt opts (BulletList lst) = do - contents <- mapM (listItemToConTeXt opts) lst - return $ text "\\startltxitem" $$ vcat contents $$ text "\\stopltxitem" -blockToConTeXt opts (OrderedList (start, style, delim) lst) = do - contents <- mapM (listItemToConTeXt opts) lst +blockToConTeXt (RawHtml str) = return empty +blockToConTeXt (BulletList lst) = do + contents <- mapM listItemToConTeXt lst + return $ text "\\startitemize" $$ vcat contents $$ text "\\stopitemize\n" +blockToConTeXt (OrderedList (start, style, delim) lst) = do + st <- get + let level = stOrderedListLevel st + put $ st {stOrderedListLevel = level + 1} + contents <- mapM listItemToConTeXt lst + put $ st {stOrderedListLevel = level} let start' = if start == 1 then "" else "start=" ++ show start let delim' = case delim of DefaultDelim -> "" @@ -148,7 +168,7 @@ blockToConTeXt opts (OrderedList (start, style, delim) lst) = do then "" else "[" ++ joinWithSep "," specs2Items ++ "]" let style' = case style of - DefaultStyle -> if null specs2 then "" else "[]" + DefaultStyle -> orderedListStyles !! level Decimal -> "[n]" LowerRoman -> "[r]" UpperRoman -> "[R]" @@ -157,17 +177,19 @@ blockToConTeXt opts (OrderedList (start, style, delim) lst) = do let specs = style' ++ specs2 return $ text ("\\startitemize" ++ specs) $$ vcat contents $$ text "\\stopitemize\n" -blockToConTeXt opts (DefinitionList lst) = - mapM (defListItemToConTeXt opts) lst >>= return . (<> char '\n') . vcat -blockToConTeXt opts HorizontalRule = return $ text "\\thinrule\n" -blockToConTeXt opts (Header level lst) = do - contents <- inlineListToConTeXt opts lst +blockToConTeXt (DefinitionList lst) = + mapM defListItemToConTeXt lst >>= return . (<> char '\n') . vcat +blockToConTeXt HorizontalRule = return $ text "\\thinrule\n" +blockToConTeXt (Header level lst) = do + contents <- inlineListToConTeXt lst + st <- get + let opts = stOptions st let base = if writerNumberSections opts then "section" else "subject" return $ if level >= 1 && level <= 5 then char '\\' <> text (concat (replicate (level - 1) "sub")) <> text base <> char '{' <> contents <> char '}' <> char '\n' else contents <> char '\n' -blockToConTeXt opts (Table caption aligns widths heads rows) = do +blockToConTeXt (Table caption aligns widths heads rows) = do let colWidths = map printDecimal widths let colDescriptor colWidth alignment = (case alignment of AlignLeft -> 'l' @@ -177,10 +199,10 @@ blockToConTeXt opts (Table caption aligns widths heads rows) = do "p(" ++ colWidth ++ "\\textwidth)|" let colDescriptors = "|" ++ (concat $ zipWith colDescriptor colWidths aligns) - headers <- tableRowToConTeXt opts heads - captionText <- inlineListToConTeXt opts caption + headers <- tableRowToConTeXt heads + captionText <- inlineListToConTeXt caption let captionText' = if null caption then text "none" else captionText - rows' <- mapM (tableRowToConTeXt opts) rows + rows' <- mapM tableRowToConTeXt rows return $ text "\\placetable[here]{" <> captionText' <> char '}' $$ text "\\starttable[" <> text colDescriptors <> char ']' $$ text "\\HL" $$ headers $$ text "\\HL" $$ @@ -189,31 +211,30 @@ blockToConTeXt opts (Table caption aligns widths heads rows) = do printDecimal :: Float -> String printDecimal = printf "%.2f" -tableRowToConTeXt opts cols = do - cols' <- mapM (blockListToConTeXt opts) cols +tableRowToConTeXt cols = do + cols' <- mapM blockListToConTeXt cols return $ (vcat (map (text "\\NC " <>) cols')) $$ text "\\NC\\AR" -listItemToConTeXt opts list = blockListToConTeXt opts list >>= +listItemToConTeXt list = blockListToConTeXt list >>= return . (text "\\item " $$) . (nest 2) -orderedListItemToConTeXt opts marker list = blockListToConTeXt opts list >>= +orderedListItemToConTeXt marker list = blockListToConTeXt list >>= return . (text ("\\sym{" ++ marker ++ "} ") $$) . (nest 2) -defListItemToConTeXt opts (term, def) = do - term' <- inlineListToConTeXt opts term - def' <- blockListToConTeXt opts def +defListItemToConTeXt (term, def) = do + term' <- inlineListToConTeXt term + def' <- blockListToConTeXt def return $ text "\\startdescr{" <> term' <> char '}' $$ def' $$ text "\\stopdescr" -- | Convert list of block elements to ConTeXt. -blockListToConTeXt :: WriterOptions -> [Block] -> State WriterState Doc -blockListToConTeXt opts lst = mapM (blockToConTeXt opts) lst >>= return . vcat +blockListToConTeXt :: [Block] -> State WriterState Doc +blockListToConTeXt lst = mapM blockToConTeXt lst >>= return . vcat -- | Convert list of inline elements to ConTeXt. -inlineListToConTeXt :: WriterOptions - -> [Inline] -- ^ Inlines to convert +inlineListToConTeXt :: [Inline] -- ^ Inlines to convert -> State WriterState Doc -inlineListToConTeXt opts lst = mapM (inlineToConTeXt opts) lst >>= return . hcat +inlineListToConTeXt lst = mapM inlineToConTeXt lst >>= return . hcat isQuoted :: Inline -> Bool isQuoted (Quoted _ _) = True @@ -221,55 +242,55 @@ isQuoted Apostrophe = True isQuoted _ = False -- | Convert inline element to ConTeXt -inlineToConTeXt :: WriterOptions - -> Inline -- ^ Inline to convert +inlineToConTeXt :: Inline -- ^ Inline to convert -> State WriterState Doc -inlineToConTeXt opts (Emph lst) = do - contents <- inlineListToConTeXt opts lst +inlineToConTeXt (Emph lst) = do + contents <- inlineListToConTeXt lst return $ text "{\\em " <> contents <> char '}' -inlineToConTeXt opts (Strong lst) = do - contents <- inlineListToConTeXt opts lst +inlineToConTeXt (Strong lst) = do + contents <- inlineListToConTeXt lst return $ text "{\\bf " <> contents <> char '}' -inlineToConTeXt opts (Strikeout lst) = do - contents <- inlineListToConTeXt opts lst +inlineToConTeXt (Strikeout lst) = do + contents <- inlineListToConTeXt lst return $ text "\\overstrikes{" <> contents <> char '}' -inlineToConTeXt opts (Superscript lst) = do - contents <- inlineListToConTeXt opts lst +inlineToConTeXt (Superscript lst) = do + contents <- inlineListToConTeXt lst return $ text "\\high{" <> contents <> char '}' -inlineToConTeXt opts (Subscript lst) = do - contents <- inlineListToConTeXt opts lst +inlineToConTeXt (Subscript lst) = do + contents <- inlineListToConTeXt lst return $ text "\\low{" <> contents <> char '}' -inlineToConTeXt opts (Code str) = return $ text $ "\\type{" ++ str ++ "}" -inlineToConTeXt opts (Quoted SingleQuote lst) = do - contents <- inlineListToConTeXt opts lst +inlineToConTeXt (Code str) = return $ text $ "\\type{" ++ str ++ "}" +inlineToConTeXt (Quoted SingleQuote lst) = do + contents <- inlineListToConTeXt lst return $ text "\\quote{" <> contents <> char '}' -inlineToConTeXt opts (Quoted DoubleQuote lst) = do - contents <- inlineListToConTeXt opts lst +inlineToConTeXt (Quoted DoubleQuote lst) = do + contents <- inlineListToConTeXt lst return $ text "\\quotation{" <> contents <> char '}' -inlineToConTeXt opts Apostrophe = return $ char '\'' -inlineToConTeXt opts EmDash = return $ text "---" -inlineToConTeXt opts EnDash = return $ text "--" -inlineToConTeXt opts Ellipses = return $ text "\\ldots{}" -inlineToConTeXt opts (Str str) = return $ text $ stringToConTeXt str -inlineToConTeXt opts (TeX str) = return $ text str -inlineToConTeXt opts (HtmlInline str) = return empty -inlineToConTeXt opts (LineBreak) = return $ text "\\crlf\n" -inlineToConTeXt opts Space = return $ char ' ' -inlineToConTeXt opts (Link [Code str] (src, tit)) = -- since ConTeXt has its own - inlineToConTeXt opts (Link [Str str] (src, tit)) -- way of printing links... -inlineToConTeXt opts (Link txt (src, _)) = do - next <- get - put (next + 1) +inlineToConTeXt Apostrophe = return $ char '\'' +inlineToConTeXt EmDash = return $ text "---" +inlineToConTeXt EnDash = return $ text "--" +inlineToConTeXt Ellipses = return $ text "\\ldots{}" +inlineToConTeXt (Str str) = return $ text $ stringToConTeXt str +inlineToConTeXt (TeX str) = return $ text str +inlineToConTeXt (HtmlInline str) = return empty +inlineToConTeXt (LineBreak) = return $ text "\\crlf\n" +inlineToConTeXt Space = return $ char ' ' +inlineToConTeXt (Link [Code str] (src, tit)) = -- since ConTeXt has its own + inlineToConTeXt (Link [Str str] (src, tit)) -- way of printing links... +inlineToConTeXt (Link txt (src, _)) = do + st <- get + let next = stNextRef st + put $ st {stNextRef = next + 1} let ref = show next - label <- inlineListToConTeXt opts txt + label <- inlineListToConTeXt txt return $ text "\\useurl[" <> text ref <> text "][" <> text src <> text "][][" <> label <> text "]\\from[" <> text ref <> char ']' -inlineToConTeXt opts (Image alternate (src, tit)) = do - alt <- inlineListToConTeXt opts alternate +inlineToConTeXt (Image alternate (src, tit)) = do + alt <- inlineListToConTeXt alternate return $ text "\\placefigure\n[]\n[fig:" <> alt <> text "]\n{" <> text tit <> text "}\n{\\externalfigure[" <> text src <> text "]}" -inlineToConTeXt opts (Note contents) = do - contents' <- blockListToConTeXt opts contents +inlineToConTeXt (Note contents) = do + contents' <- blockListToConTeXt contents return $ text " \\footnote{" <> text (stripTrailingNewlines $ render contents') <> char '}' |