diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/Main.hs | 1 | ||||
| -rw-r--r-- | src/Text/Pandoc.hs | 2 | ||||
| -rw-r--r-- | src/Text/Pandoc/Writers/ConTeXt.hs | 225 | ||||
| -rw-r--r-- | src/headers/ConTeXtHeader | 54 | ||||
| -rw-r--r-- | src/templates/DefaultHeaders.hs | 4 |
5 files changed, 286 insertions, 0 deletions
diff --git a/src/Main.hs b/src/Main.hs index 49cc33040..88870b6a4 100644 --- a/src/Main.hs +++ b/src/Main.hs @@ -72,6 +72,7 @@ writers = [("native" , (writeDoc, "")) ,("s5" , (writeS5String, defaultS5Header)) ,("docbook" , (writeDocbook, defaultDocbookHeader)) ,("latex" , (writeLaTeX, defaultLaTeXHeader)) + ,("context" , (writeConTeXt, defaultConTeXtHeader)) ,("man" , (writeMan, "")) ,("markdown" , (writeMarkdown, "")) ,("rst" , (writeRST, "")) diff --git a/src/Text/Pandoc.hs b/src/Text/Pandoc.hs index ad24eef4d..fe724987c 100644 --- a/src/Text/Pandoc.hs +++ b/src/Text/Pandoc.hs @@ -67,6 +67,7 @@ module Text.Pandoc , writeMarkdown , writeRST , writeLaTeX + , writeConTeXt , writeHtml , writeHtmlString , writeS5 @@ -92,6 +93,7 @@ import Text.Pandoc.Readers.HTML import Text.Pandoc.Writers.Markdown import Text.Pandoc.Writers.RST import Text.Pandoc.Writers.LaTeX +import Text.Pandoc.Writers.ConTeXt import Text.Pandoc.Writers.HTML import Text.Pandoc.Writers.S5 import Text.Pandoc.Writers.Docbook diff --git a/src/Text/Pandoc/Writers/ConTeXt.hs b/src/Text/Pandoc/Writers/ConTeXt.hs new file mode 100644 index 000000000..dec33c9e0 --- /dev/null +++ b/src/Text/Pandoc/Writers/ConTeXt.hs @@ -0,0 +1,225 @@ +{- +Copyright (C) 2007 John MacFarlane <jgm@berkeley.edu> + +This program is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2 of the License, or +(at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program; if not, write to the Free Software +Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA +-} + +{- | + Module : Text.Pandoc.Writers.ConTeXt + Copyright : Copyright (C) 2006-7 John MacFarlane + License : GNU GPL, version 2 or above + + Maintainer : John MacFarlane <jgm@berkeley.edu> + Stability : alpha + Portability : portable + +Conversion of 'Pandoc' format into ConTeXt. +-} +module Text.Pandoc.Writers.ConTeXt ( + writeConTeXt + ) where +import Text.Pandoc.Definition +import Text.Pandoc.Shared +import Text.Printf ( printf ) +import Data.List ( (\\), intersperse ) +import Control.Monad.State + +type WriterState = Int -- number of next URL reference + +-- | Convert Pandoc to ConTeXt. +writeConTeXt :: WriterOptions -> Pandoc -> String +writeConTeXt options document = + evalState (pandocToConTeXt options document) 1 + +pandocToConTeXt :: WriterOptions -> Pandoc -> State WriterState String +pandocToConTeXt options (Pandoc meta blocks) = do + main <- blockListToConTeXt blocks + let body = writerIncludeBefore options ++ main ++ writerIncludeAfter options + head <- if writerStandalone options + then contextHeader options meta + else return "" + let toc = if writerTableOfContents options + then "\\placecontent\n\n" + else "" + let foot = if writerStandalone options + then "\n\\stoptext\n" + else "" + return $ head ++ toc ++ body ++ foot + +-- | Insert bibliographic information into ConTeXt header. +contextHeader :: WriterOptions -- ^ Options, including ConTeXt header + -> Meta -- ^ Meta with bibliographic information + -> State WriterState String +contextHeader options (Meta title authors date) = do + titletext <- if null title + then return "" + else inlineListToConTeXt title + let authorstext = if null authors + then "" + else if length authors == 1 + then stringToConTeXt $ head authors + else stringToConTeXt $ (joinWithSep ", " $ + init authors) ++ " & " ++ last authors + let datetext = if date == "" + then "" + else stringToConTeXt date + let titleblock = "\\doctitle{" ++ titletext ++ "}\n\ + \ \\author{" ++ authorstext ++ "}\n\ + \ \\date{" ++ datetext ++ "}\n\n" + let setupheads = if (writerNumberSections options) + then "\\setupheads[sectionnumber=yes, style=\\bf]\n" + else "\\setupheads[sectionnumber=no, style=\\bf]\n" + let header = writerHeader options + return $ header ++ setupheads ++ titleblock ++ "\\starttext\n\\maketitle\n\n" + +-- escape things as needed for ConTeXt + +escapeCharForConTeXt :: Char -> String +escapeCharForConTeXt ch = + case ch of + '{' -> "\\letteropenbrace{}" + '}' -> "\\letterclosebrace{}" + '\\' -> "\\letterbackslash{}" + '$' -> "\\$" + '|' -> "\\letterbar{}" + '^' -> "\\letterhat{}" + '%' -> "\\%" + '~' -> "\\lettertilde{}" + '&' -> "\\&" + '#' -> "\\#" + '<' -> "\\letterless{}" + '>' -> "\\lettermore{}" + '_' -> "\\letterunderscore{}" + x -> [x] + +-- | Escape string for ConTeXt +stringToConTeXt :: String -> String +stringToConTeXt = concatMap escapeCharForConTeXt + +-- | Convert Pandoc block element to ConTeXt. +blockToConTeXt :: Block -> State WriterState String +blockToConTeXt Null = return "" +blockToConTeXt (Plain lst) = inlineListToConTeXt lst >>= (return . (++ "\n")) +blockToConTeXt (Para lst) = inlineListToConTeXt lst >>= (return . (++ "\n\n")) +blockToConTeXt (BlockQuote lst) = do + contents <- blockListToConTeXt lst + return $ "\\startnarrower\n" ++ contents ++ "\\stopnarrower\n\n" +blockToConTeXt (CodeBlock str) = + return $ "\\starttyping\n" ++ str ++ "\n\\stoptyping\n" +blockToConTeXt (RawHtml str) = return "" +blockToConTeXt (BulletList lst) = do + contents <- mapM listItemToConTeXt lst + return $ "\\startltxitem\n" ++ concat contents ++ "\\stopltxitem\n" +blockToConTeXt (OrderedList lst) = do + contents <- mapM listItemToConTeXt lst + return $ "\\startltxenum\n" ++ concat contents ++ "\\stopltxenum\n" +blockToConTeXt (DefinitionList lst) = + mapM defListItemToConTeXt lst >>= (return . (++ "\n") . concat) +blockToConTeXt HorizontalRule = return "\\thinrule\n\n" +blockToConTeXt (Header level lst) = do + contents <- inlineListToConTeXt lst + return $ if (level > 0) && (level <= 3) + then "\\" ++ (concat (replicate (level - 1) "sub")) ++ + "section{" ++ contents ++ "}\n\n" + else contents ++ "\n\n" +blockToConTeXt (Table caption aligns widths heads rows) = do + let colWidths = map printDecimal widths + let colDescriptor colWidth alignment = (case alignment of + AlignLeft -> 'l' + AlignRight -> 'r' + AlignCenter -> 'c' + AlignDefault -> 'l'): + "p(" ++ colWidth ++ "\\textwidth)|" + let colDescriptors = "|" ++ (concat $ + zipWith colDescriptor colWidths aligns) + headers <- tableRowToConTeXt heads + captionText <- inlineListToConTeXt caption + let captionText' = if null caption then "none" else captionText + rows' <- mapM tableRowToConTeXt rows + return $ "\\placetable[here]{" ++ captionText' ++ "}\n\\starttable[" ++ + colDescriptors ++ "]\n" ++ "\\HL\n" ++ headers ++ "\\HL\n" ++ + concat rows' ++ "\\HL\n\\stoptable\n\n" + +printDecimal :: Float -> String +printDecimal = printf "%.2f" + +tableRowToConTeXt cols = do + cols' <- mapM blockListToConTeXt cols + return $ "\\NC " ++ (concat $ intersperse "\\NC " cols') ++ "\\NC\\AR\n" + +listItemToConTeXt list = do + contents <- blockListToConTeXt list + return $ "\\item " ++ contents + +defListItemToConTeXt (term, def) = do + term' <- inlineListToConTeXt term + def' <- blockListToConTeXt def + return $ "\\startdescr{" ++ term' ++ "}\n" ++ + def' ++ "\n\\stopdescr\n" + +-- | Convert list of block elements to ConTeXt. +blockListToConTeXt :: [Block] -> State WriterState String +blockListToConTeXt lst = mapM blockToConTeXt lst >>= (return . concat) + +-- | Convert list of inline elements to ConTeXt. +inlineListToConTeXt :: [Inline] -- ^ Inlines to convert + -> State WriterState String +inlineListToConTeXt lst = mapM inlineToConTeXt lst >>= (return . concat) + +isQuoted :: Inline -> Bool +isQuoted (Quoted _ _) = True +isQuoted Apostrophe = True +isQuoted _ = False + +-- | Convert inline element to ConTeXt +inlineToConTeXt :: Inline -- ^ Inline to convert + -> State WriterState String +inlineToConTeXt (Emph lst) = do + contents <- inlineListToConTeXt lst + return $ "{\\em " ++ contents ++ "}" +inlineToConTeXt (Strong lst) = do + contents <- inlineListToConTeXt lst + return $ "{\\bf " ++ contents ++ "}" +inlineToConTeXt (Code str) = return $ "\\type{" ++ str ++ "}" +inlineToConTeXt (Quoted SingleQuote lst) = do + contents <- inlineListToConTeXt lst + return $ "\\quote{" ++ contents ++ "}" +inlineToConTeXt (Quoted DoubleQuote lst) = do + contents <- inlineListToConTeXt lst + return $ "\\quotation{" ++ contents ++ "}" +inlineToConTeXt Apostrophe = return "'" +inlineToConTeXt EmDash = return "---" +inlineToConTeXt EnDash = return "--" +inlineToConTeXt Ellipses = return "\\ldots{}" +inlineToConTeXt (Str str) = return $ stringToConTeXt str +inlineToConTeXt (TeX str) = return str +inlineToConTeXt (HtmlInline str) = return "" +inlineToConTeXt (LineBreak) = return "\\hfil\\break\n" +inlineToConTeXt Space = return " " +inlineToConTeXt (Link text (src, _)) = do + next <- get + put (next + 1) + let ref = show next + label <- inlineListToConTeXt text + return $ "\\useurl[" ++ ref ++ "][" ++ src ++ "][][" ++ label ++ + "]\\from[" ++ ref ++ "]" +inlineToConTeXt (Image alternate (src, tit)) = do + alt <- inlineListToConTeXt alternate + return $ "\\placefigure\n[]\n[fig:" ++ alt ++ "]\n{" ++ + tit ++ "}\n{\\externalfigure[" ++ src ++ "]}" +inlineToConTeXt (Note contents) = do + contents' <- blockListToConTeXt contents + return $ "\\footnote{" ++ contents' ++ "}" + diff --git a/src/headers/ConTeXtHeader b/src/headers/ConTeXtHeader new file mode 100644 index 000000000..7a27b38d8 --- /dev/null +++ b/src/headers/ConTeXtHeader @@ -0,0 +1,54 @@ +\enableregime[utf] % use UTF-8 + +\setupcolors[state=start] +\setupinteraction[state=start, color=middlered] % needed for hyperlinks + +\setuppapersize[letter][letter] % use letter paper +\setuplayout[width=6in, height=9.5in] % page layout +\setuppagenumbering[location={footer,center}, style=bold] % number pages +\setupbodyfont[11pt] % 11pt font +\setupwhitespace[medium] % inter-paragraph spacing + +\setuphead[section][style=\tfc] +\setuphead[subsection][style=\tfb] +\setuphead[subsubsection][style=\bf] + +% define title block commands +\unprotect +\def\doctitle#1{\gdef\@title{#1}} +\def\author#1{\gdef\@author{#1}} +\def\date#1{\gdef\@date{#1}} +\date{\currentdate} % Default to today unless specified otherwise. +\def\maketitle{% + \startalignment[center] + \blank[2*big] + {\tfd \@title} + \blank[3*medium] + {\tfa \@author} + \blank[2*medium] + {\tfa \@date} + \blank[3*medium] + \stopalignment} +\protect + +% define descr (for definition lists) +\definedescription[descr][ + headstyle=bold,style=normal,align=left,location=hanging, + width=broad,margin=1cm] + +% define ltxitem (for bulleted lists) +\defineitemgroup[ltxitem][levels=4] +\setupitemgroup[ltxitem][1][1] +\setupitemgroup[ltxitem][2][2] +\setupitemgroup[ltxitem][3][3] +\setupitemgroup[ltxitem][4][4,packed] + +% define ltxenum (for enumerated lists) +\defineitemgroup[ltxenum][levels=4] +\setupitemgroup[ltxenum][1][n] +\setupitemgroup[ltxenum][2][a] +\setupitemgroup[ltxenum][3][r] +\setupitemgroup[ltxenum][4][A,packed] + +\setupthinrules[width=15em] % width of horizontal rules + diff --git a/src/templates/DefaultHeaders.hs b/src/templates/DefaultHeaders.hs index 7aee8c945..d7815fb8a 100644 --- a/src/templates/DefaultHeaders.hs +++ b/src/templates/DefaultHeaders.hs @@ -1,6 +1,7 @@ -- | Default headers for Pandoc writers. module Text.Pandoc.Writers.DefaultHeaders ( defaultLaTeXHeader, + defaultConTeXtHeader, defaultDocbookHeader, defaultS5Header, defaultRTFHeader @@ -10,6 +11,9 @@ import Text.Pandoc.Writers.S5 defaultLaTeXHeader :: String defaultLaTeXHeader = "@LaTeXHeader@" +defaultConTeXtHeader :: String +defaultConTeXtHeader = "@ConTeXtHeader@" + defaultDocbookHeader :: String defaultDocbookHeader = "@DocbookHeader@" |