1132 lines
48 KiB
Haskell
1132 lines
48 KiB
Haskell
{-# LANGUAGE CPP #-}
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{-
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Copyright (C) 2006-2013 John MacFarlane <jgm@berkeley.edu>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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-}
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{- |
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Module : Main
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Copyright : Copyright (C) 2006-2013 John MacFarlane
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License : GNU GPL, version 2 or above
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Maintainer : John MacFarlane <jgm@berkeley@edu>
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Stability : alpha
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Portability : portable
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Parses command-line options and calls the appropriate readers and
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writers.
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-}
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module Main where
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import Text.Pandoc
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import Text.Pandoc.PDF (tex2pdf)
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import Text.Pandoc.Readers.LaTeX (handleIncludes)
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import Text.Pandoc.Shared ( tabFilter, readDataFileUTF8, safeRead,
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headerShift, normalize, err, warn )
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import Text.Pandoc.XML ( toEntities, fromEntities )
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import Text.Pandoc.SelfContained ( makeSelfContained )
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import Text.Highlighting.Kate ( languages, Style, tango, pygments,
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espresso, zenburn, kate, haddock, monochrome )
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import System.Environment ( getArgs, getProgName )
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import System.Exit ( exitWith, ExitCode (..) )
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import System.FilePath
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import System.Console.GetOpt
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import Data.Char ( toLower )
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import Data.List ( intercalate, isPrefixOf, sort )
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import System.Directory ( getAppUserDataDirectory, doesFileExist, findExecutable )
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import System.IO ( stdout )
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import System.IO.Error ( isDoesNotExistError )
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import qualified Control.Exception as E
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import Control.Exception.Extensible ( throwIO )
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import qualified Text.Pandoc.UTF8 as UTF8
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import qualified Text.CSL as CSL
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import Control.Monad (when, unless, liftM)
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import Network.HTTP (simpleHTTP, mkRequest, getResponseBody, RequestMethod(..))
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import Network.URI (parseURI, isURI, URI(..))
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import qualified Data.ByteString.Lazy as B
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import Text.CSL.Reference (Reference(..))
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copyrightMessage :: String
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copyrightMessage = "\nCopyright (C) 2006-2013 John MacFarlane\n" ++
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"Web: http://johnmacfarlane.net/pandoc\n" ++
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"This is free software; see the source for copying conditions. There is no\n" ++
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"warranty, not even for merchantability or fitness for a particular purpose."
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compileInfo :: String
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compileInfo =
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"\nCompiled with citeproc-hs " ++ VERSION_citeproc_hs ++ ", texmath " ++
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VERSION_texmath ++ ", highlighting-kate " ++ VERSION_highlighting_kate ++
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".\nSyntax highlighting is supported for the following languages:\n " ++
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wrapWords 4 78
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[map toLower l | l <- languages, l /= "Alert" && l /= "Alert_indent"]
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-- | Converts a list of strings into a single string with the items printed as
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-- comma separated words in lines with a maximum line length.
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wrapWords :: Int -> Int -> [String] -> String
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wrapWords indent c = wrap' (c - indent) (c - indent)
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where wrap' _ _ [] = ""
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wrap' cols remaining (x:xs) = if remaining == cols
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then x ++ wrap' cols (remaining - length x) xs
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else if (length x + 1) > remaining
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then ",\n" ++ replicate indent ' ' ++ x ++ wrap' cols (cols - length x) xs
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else ", " ++ x ++ wrap' cols (remaining - (length x + 2)) xs
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isTextFormat :: String -> Bool
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isTextFormat s = takeWhile (`notElem` "+-") s `notElem` ["odt","docx","epub","epub3"]
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-- | Data structure for command line options.
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data Opt = Opt
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{ optTabStop :: Int -- ^ Number of spaces per tab
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, optPreserveTabs :: Bool -- ^ Preserve tabs instead of converting to spaces
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, optStandalone :: Bool -- ^ Include header, footer
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, optReader :: String -- ^ Reader format
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, optWriter :: String -- ^ Writer format
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, optParseRaw :: Bool -- ^ Parse unconvertable HTML and TeX
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, optTableOfContents :: Bool -- ^ Include table of contents
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, optTransforms :: [Pandoc -> Pandoc] -- ^ Doc transforms to apply
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, optTemplate :: Maybe FilePath -- ^ Custom template
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, optVariables :: [(String,String)] -- ^ Template variables to set
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, optOutputFile :: String -- ^ Name of output file
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, optNumberSections :: Bool -- ^ Number sections in LaTeX
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, optNumberOffset :: [Int] -- ^ Starting number for sections
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, optSectionDivs :: Bool -- ^ Put sections in div tags in HTML
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, optIncremental :: Bool -- ^ Use incremental lists in Slidy/Slideous/S5
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, optSelfContained :: Bool -- ^ Make HTML accessible offline
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, optSmart :: Bool -- ^ Use smart typography
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, optOldDashes :: Bool -- ^ Parse dashes like pandoc <=1.8.2.1
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, optHtml5 :: Bool -- ^ Produce HTML5 in HTML
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, optHtmlQTags :: Bool -- ^ Use <q> tags in HTML
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, optHighlight :: Bool -- ^ Highlight source code
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, optHighlightStyle :: Style -- ^ Style to use for highlighted code
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, optChapters :: Bool -- ^ Use chapter for top-level sects
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, optHTMLMathMethod :: HTMLMathMethod -- ^ Method to print HTML math
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, optReferenceODT :: Maybe FilePath -- ^ Path of reference.odt
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, optReferenceDocx :: Maybe FilePath -- ^ Path of reference.docx
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, optEpubStylesheet :: Maybe String -- ^ EPUB stylesheet
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, optEpubMetadata :: String -- ^ EPUB metadata
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, optEpubFonts :: [FilePath] -- ^ EPUB fonts to embed
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, optEpubChapterLevel :: Int -- ^ Header level at which to split chapters
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, optTOCDepth :: Int -- ^ Number of levels to include in TOC
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, optDumpArgs :: Bool -- ^ Output command-line arguments
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, optIgnoreArgs :: Bool -- ^ Ignore command-line arguments
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, optReferenceLinks :: Bool -- ^ Use reference links in writing markdown, rst
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, optWrapText :: Bool -- ^ Wrap text
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, optColumns :: Int -- ^ Line length in characters
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, optPlugins :: [Pandoc -> IO Pandoc] -- ^ Plugins to apply
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, optEmailObfuscation :: ObfuscationMethod
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, optIdentifierPrefix :: String
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, optIndentedCodeClasses :: [String] -- ^ Default classes for indented code blocks
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, optDataDir :: Maybe FilePath
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, optCiteMethod :: CiteMethod -- ^ Method to output cites
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, optBibliography :: [String]
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, optCslFile :: Maybe FilePath
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, optAbbrevsFile :: Maybe FilePath
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, optListings :: Bool -- ^ Use listings package for code blocks
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, optLaTeXEngine :: String -- ^ Program to use for latex -> pdf
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, optSlideLevel :: Maybe Int -- ^ Header level that creates slides
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, optSetextHeaders :: Bool -- ^ Use atx headers for markdown level 1-2
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, optAscii :: Bool -- ^ Use ascii characters only in html
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, optTeXLigatures :: Bool -- ^ Use TeX ligatures for quotes/dashes
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, optDefaultImageExtension :: String -- ^ Default image extension
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}
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-- | Defaults for command-line options.
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defaultOpts :: Opt
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defaultOpts = Opt
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{ optTabStop = 4
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, optPreserveTabs = False
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, optStandalone = False
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, optReader = "" -- null for default reader
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, optWriter = "" -- null for default writer
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, optParseRaw = False
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, optTableOfContents = False
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, optTransforms = []
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, optTemplate = Nothing
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, optVariables = []
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, optOutputFile = "-" -- "-" means stdout
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, optNumberSections = False
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, optNumberOffset = [0,0,0,0,0,0]
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, optSectionDivs = False
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, optIncremental = False
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, optSelfContained = False
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, optSmart = False
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, optOldDashes = False
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, optHtml5 = False
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, optHtmlQTags = False
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, optHighlight = True
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, optHighlightStyle = pygments
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, optChapters = False
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, optHTMLMathMethod = PlainMath
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, optReferenceODT = Nothing
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, optReferenceDocx = Nothing
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, optEpubStylesheet = Nothing
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, optEpubMetadata = ""
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, optEpubFonts = []
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, optEpubChapterLevel = 1
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, optTOCDepth = 3
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, optDumpArgs = False
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, optIgnoreArgs = False
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, optReferenceLinks = False
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, optWrapText = True
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, optColumns = 72
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, optPlugins = []
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, optEmailObfuscation = JavascriptObfuscation
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, optIdentifierPrefix = ""
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, optIndentedCodeClasses = []
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, optDataDir = Nothing
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, optCiteMethod = Citeproc
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, optBibliography = []
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, optCslFile = Nothing
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, optAbbrevsFile = Nothing
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, optListings = False
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, optLaTeXEngine = "pdflatex"
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, optSlideLevel = Nothing
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, optSetextHeaders = True
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, optAscii = False
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, optTeXLigatures = True
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, optDefaultImageExtension = ""
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}
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-- | A list of functions, each transforming the options data structure
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-- in response to a command-line option.
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options :: [OptDescr (Opt -> IO Opt)]
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options =
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[ Option "fr" ["from","read"]
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(ReqArg
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(\arg opt -> return opt { optReader = map toLower arg })
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"FORMAT")
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""
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, Option "tw" ["to","write"]
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(ReqArg
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(\arg opt -> return opt { optWriter = map toLower arg })
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"FORMAT")
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""
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, Option "o" ["output"]
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(ReqArg
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(\arg opt -> return opt { optOutputFile = arg })
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"FILENAME")
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"" -- "Name of output file"
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, Option "" ["data-dir"]
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(ReqArg
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(\arg opt -> return opt { optDataDir = Just arg })
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"DIRECTORY") -- "Directory containing pandoc data files."
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""
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, Option "" ["strict"]
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(NoArg
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(\opt -> do
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err 59 $ "The --strict option has been removed.\n" ++
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"Use `markdown_strict' input or output format instead."
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return opt ))
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"" -- "Disable markdown syntax extensions"
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, Option "R" ["parse-raw"]
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(NoArg
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(\opt -> return opt { optParseRaw = True }))
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"" -- "Parse untranslatable HTML codes and LaTeX environments as raw"
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, Option "S" ["smart"]
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(NoArg
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(\opt -> return opt { optSmart = True }))
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"" -- "Use smart quotes, dashes, and ellipses"
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, Option "" ["old-dashes"]
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(NoArg
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(\opt -> return opt { optSmart = True
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, optOldDashes = True }))
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"" -- "Use smart quotes, dashes, and ellipses"
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, Option "" ["base-header-level"]
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(ReqArg
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(\arg opt ->
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case safeRead arg of
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Just t | t > 0 -> do
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let oldTransforms = optTransforms opt
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let shift = t - 1
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return opt{ optTransforms =
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headerShift shift : oldTransforms }
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_ -> err 19
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"base-header-level must be a number > 0")
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"NUMBER")
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"" -- "Headers base level"
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, Option "" ["indented-code-classes"]
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(ReqArg
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(\arg opt -> return opt { optIndentedCodeClasses = words $
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map (\c -> if c == ',' then ' ' else c) arg })
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"STRING")
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"" -- "Classes (whitespace- or comma-separated) to use for indented code-blocks"
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, Option "" ["normalize"]
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(NoArg
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(\opt -> return opt { optTransforms =
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normalize : optTransforms opt } ))
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"" -- "Normalize the Pandoc AST"
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, Option "p" ["preserve-tabs"]
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(NoArg
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(\opt -> return opt { optPreserveTabs = True }))
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"" -- "Preserve tabs instead of converting to spaces"
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, Option "" ["tab-stop"]
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(ReqArg
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(\arg opt ->
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case safeRead arg of
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Just t | t > 0 -> return opt { optTabStop = t }
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_ -> err 31
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"tab-stop must be a number greater than 0")
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"NUMBER")
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"" -- "Tab stop (default 4)"
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, Option "s" ["standalone"]
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(NoArg
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(\opt -> return opt { optStandalone = True }))
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"" -- "Include needed header and footer on output"
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, Option "" ["template"]
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(ReqArg
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(\arg opt -> do
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return opt{ optTemplate = Just arg,
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optStandalone = True })
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"FILENAME")
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"" -- "Use custom template"
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, Option "V" ["variable"]
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(ReqArg
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(\arg opt -> do
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let (key,val) = case break (`elem` ":=") arg of
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(k,_:v) -> (k,v)
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(k,_) -> (k,"true")
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return opt{ optVariables = (key,val) : optVariables opt })
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"KEY[:VALUE]")
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"" -- "Use custom template"
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, Option "D" ["print-default-template"]
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(ReqArg
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(\arg _ -> do
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templ <- getDefaultTemplate Nothing arg
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case templ of
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Right t -> UTF8.hPutStr stdout t
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Left e -> error $ show e
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exitWith ExitSuccess)
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"FORMAT")
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"" -- "Print default template for FORMAT"
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, Option "" ["print-sample-lua-writer"]
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(NoArg
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(\_ -> do
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sample <- readDataFileUTF8 Nothing "sample.lua"
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UTF8.hPutStr stdout sample
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exitWith ExitSuccess))
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"" -- "Print sample lua custom writer"
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, Option "" ["no-wrap"]
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(NoArg
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(\opt -> return opt { optWrapText = False }))
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"" -- "Do not wrap text in output"
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, Option "" ["columns"]
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(ReqArg
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(\arg opt ->
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case safeRead arg of
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Just t | t > 0 -> return opt { optColumns = t }
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_ -> err 33 $
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"columns must be a number greater than 0")
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"NUMBER")
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"" -- "Length of line in characters"
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, Option "" ["toc", "table-of-contents"]
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(NoArg
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(\opt -> return opt { optTableOfContents = True }))
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"" -- "Include table of contents"
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, Option "" ["toc-depth"]
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(ReqArg
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(\arg opt -> do
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case safeRead arg of
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Just t | t >= 1 && t <= 6 ->
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return opt { optTOCDepth = t,
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optTableOfContents = True }
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_ -> err 57 $
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"TOC level must be a number between 1 and 6")
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"NUMBER")
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"" -- "Number of levels to include in TOC"
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, Option "" ["no-highlight"]
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(NoArg
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(\opt -> return opt { optHighlight = False }))
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"" -- "Don't highlight source code"
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, Option "" ["highlight-style"]
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(ReqArg
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(\arg opt -> do
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newStyle <- case map toLower arg of
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"pygments" -> return pygments
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"tango" -> return tango
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"espresso" -> return espresso
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"zenburn" -> return zenburn
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"kate" -> return kate
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"monochrome" -> return monochrome
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"haddock" -> return haddock
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_ -> err 39 $
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"Unknown style :" ++ arg
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return opt{ optHighlightStyle = newStyle })
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"STYLE")
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"" -- "Style for highlighted code"
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, Option "H" ["include-in-header"]
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(ReqArg
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(\arg opt -> do
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text <- UTF8.readFile arg
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-- add new ones to end, so they're included in order specified
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let newvars = optVariables opt ++ [("header-includes",text)]
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return opt { optVariables = newvars,
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optStandalone = True })
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"FILENAME")
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"" -- "File to include at end of header (implies -s)"
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, Option "B" ["include-before-body"]
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(ReqArg
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(\arg opt -> do
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text <- UTF8.readFile arg
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-- add new ones to end, so they're included in order specified
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let newvars = optVariables opt ++ [("include-before",text)]
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return opt { optVariables = newvars,
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optStandalone = True })
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"FILENAME")
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"" -- "File to include before document body"
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, Option "A" ["include-after-body"]
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(ReqArg
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(\arg opt -> do
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text <- UTF8.readFile arg
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-- add new ones to end, so they're included in order specified
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let newvars = optVariables opt ++ [("include-after",text)]
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return opt { optVariables = newvars,
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optStandalone = True })
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"FILENAME")
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"" -- "File to include after document body"
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, Option "" ["self-contained"]
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(NoArg
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(\opt -> return opt { optSelfContained = True,
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optVariables = ("slidy-url","slidy") :
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optVariables opt,
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optStandalone = True }))
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"" -- "Make slide shows include all the needed js and css"
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, Option "" ["offline"]
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(NoArg
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(\opt -> do warn $ "--offline is deprecated. Use --self-contained instead."
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return opt { optSelfContained = True,
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optStandalone = True }))
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"" -- "Make slide shows include all the needed js and css"
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-- deprecated synonym for --self-contained
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, Option "5" ["html5"]
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|
(NoArg
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|
(\opt -> do
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warn $ "--html5 is deprecated. "
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++ "Use the html5 output format instead."
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return opt { optHtml5 = True }))
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"" -- "Produce HTML5 in HTML output"
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, Option "" ["html-q-tags"]
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(NoArg
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(\opt -> do
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return opt { optHtmlQTags = True }))
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"" -- "Use <q> tags for quotes in HTML"
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, Option "" ["ascii"]
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(NoArg
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(\opt -> return opt { optAscii = True }))
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"" -- "Use ascii characters only in HTML output"
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, Option "" ["reference-links"]
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(NoArg
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(\opt -> return opt { optReferenceLinks = True } ))
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"" -- "Use reference links in parsing HTML"
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, Option "" ["atx-headers"]
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(NoArg
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(\opt -> return opt { optSetextHeaders = False } ))
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"" -- "Use atx-style headers for markdown"
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, Option "" ["chapters"]
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(NoArg
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(\opt -> return opt { optChapters = True }))
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"" -- "Use chapter for top-level sections in LaTeX, DocBook"
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, Option "N" ["number-sections"]
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(NoArg
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(\opt -> return opt { optNumberSections = True }))
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"" -- "Number sections in LaTeX"
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, Option "" ["number-offset"]
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|
(ReqArg
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(\arg opt ->
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case safeRead ('[':arg ++ "]") of
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Just ns -> return opt { optNumberOffset = ns,
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optNumberSections = True }
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_ -> err 57 "could not parse number-offset")
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"NUMBERS")
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"" -- "Starting number for sections, subsections, etc."
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, Option "" ["no-tex-ligatures"]
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|
(NoArg
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(\opt -> return opt { optTeXLigatures = False }))
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|
"" -- "Don't use tex ligatures for quotes, dashes"
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, Option "" ["listings"]
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(NoArg
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(\opt -> return opt { optListings = True }))
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|
"" -- "Use listings package for LaTeX code blocks"
|
|
|
|
, Option "i" ["incremental"]
|
|
(NoArg
|
|
(\opt -> return opt { optIncremental = True }))
|
|
"" -- "Make list items display incrementally in Slidy/Slideous/S5"
|
|
|
|
, Option "" ["slide-level"]
|
|
(ReqArg
|
|
(\arg opt -> do
|
|
case safeRead arg of
|
|
Just t | t >= 1 && t <= 6 ->
|
|
return opt { optSlideLevel = Just t }
|
|
_ -> err 39 $
|
|
"slide level must be a number between 1 and 6")
|
|
"NUMBER")
|
|
"" -- "Force header level for slides"
|
|
|
|
, Option "" ["section-divs"]
|
|
(NoArg
|
|
(\opt -> return opt { optSectionDivs = True }))
|
|
"" -- "Put sections in div tags in HTML"
|
|
|
|
, Option "" ["default-image-extension"]
|
|
(ReqArg
|
|
(\arg opt -> return opt { optDefaultImageExtension = arg })
|
|
"extension")
|
|
"" -- "Default extension for extensionless images"
|
|
|
|
, Option "" ["email-obfuscation"]
|
|
(ReqArg
|
|
(\arg opt -> do
|
|
method <- case arg of
|
|
"references" -> return ReferenceObfuscation
|
|
"javascript" -> return JavascriptObfuscation
|
|
"none" -> return NoObfuscation
|
|
_ -> err 6
|
|
("Unknown obfuscation method: " ++ arg)
|
|
return opt { optEmailObfuscation = method })
|
|
"none|javascript|references")
|
|
"" -- "Method for obfuscating email in HTML"
|
|
|
|
, Option "" ["id-prefix"]
|
|
(ReqArg
|
|
(\arg opt -> return opt { optIdentifierPrefix = arg })
|
|
"STRING")
|
|
"" -- "Prefix to add to automatically generated HTML identifiers"
|
|
|
|
, Option "T" ["title-prefix"]
|
|
(ReqArg
|
|
(\arg opt -> do
|
|
let newvars = ("title-prefix", arg) : optVariables opt
|
|
return opt { optVariables = newvars,
|
|
optStandalone = True })
|
|
"STRING")
|
|
"" -- "String to prefix to HTML window title"
|
|
|
|
, Option "c" ["css"]
|
|
(ReqArg
|
|
(\arg opt -> do
|
|
-- add new link to end, so it is included in proper order
|
|
let newvars = optVariables opt ++ [("css",arg)]
|
|
return opt { optVariables = newvars,
|
|
optStandalone = True })
|
|
"URL")
|
|
"" -- "Link to CSS style sheet"
|
|
|
|
, Option "" ["reference-odt"]
|
|
(ReqArg
|
|
(\arg opt -> do
|
|
return opt { optReferenceODT = Just arg })
|
|
"FILENAME")
|
|
"" -- "Path of custom reference.odt"
|
|
|
|
, Option "" ["reference-docx"]
|
|
(ReqArg
|
|
(\arg opt -> do
|
|
return opt { optReferenceDocx = Just arg })
|
|
"FILENAME")
|
|
"" -- "Path of custom reference.docx"
|
|
|
|
, Option "" ["epub-stylesheet"]
|
|
(ReqArg
|
|
(\arg opt -> do
|
|
text <- UTF8.readFile arg
|
|
return opt { optEpubStylesheet = Just text })
|
|
"FILENAME")
|
|
"" -- "Path of epub.css"
|
|
|
|
, Option "" ["epub-cover-image"]
|
|
(ReqArg
|
|
(\arg opt ->
|
|
return opt { optVariables =
|
|
("epub-cover-image", arg) : optVariables opt })
|
|
"FILENAME")
|
|
"" -- "Path of epub cover image"
|
|
|
|
, Option "" ["epub-metadata"]
|
|
(ReqArg
|
|
(\arg opt -> do
|
|
text <- UTF8.readFile arg
|
|
return opt { optEpubMetadata = text })
|
|
"FILENAME")
|
|
"" -- "Path of epub metadata file"
|
|
|
|
, Option "" ["epub-embed-font"]
|
|
(ReqArg
|
|
(\arg opt -> do
|
|
return opt{ optEpubFonts = arg : optEpubFonts opt })
|
|
"FILE")
|
|
"" -- "Directory of fonts to embed"
|
|
|
|
, Option "" ["epub-chapter-level"]
|
|
(ReqArg
|
|
(\arg opt -> do
|
|
case safeRead arg of
|
|
Just t | t >= 1 && t <= 6 ->
|
|
return opt { optEpubChapterLevel = t }
|
|
_ -> err 59 $
|
|
"chapter level must be a number between 1 and 6")
|
|
"NUMBER")
|
|
"" -- "Header level at which to split chapters in EPUB"
|
|
|
|
, Option "" ["latex-engine"]
|
|
(ReqArg
|
|
(\arg opt -> do
|
|
let b = takeBaseName arg
|
|
if (b == "pdflatex" || b == "lualatex" || b == "xelatex")
|
|
then return opt { optLaTeXEngine = arg }
|
|
else err 45 "latex-engine must be pdflatex, lualatex, or xelatex.")
|
|
"PROGRAM")
|
|
"" -- "Name of latex program to use in generating PDF"
|
|
|
|
, Option "" ["bibliography"]
|
|
(ReqArg
|
|
(\arg opt -> return opt { optBibliography = (optBibliography opt) ++ [arg] })
|
|
"FILENAME")
|
|
""
|
|
|
|
, Option "" ["csl"]
|
|
(ReqArg
|
|
(\arg opt -> return opt { optCslFile = Just arg })
|
|
"FILENAME")
|
|
""
|
|
|
|
, Option "" ["citation-abbreviations"]
|
|
(ReqArg
|
|
(\arg opt -> return opt { optAbbrevsFile = Just arg })
|
|
"FILENAME")
|
|
""
|
|
|
|
, Option "" ["natbib"]
|
|
(NoArg
|
|
(\opt -> return opt { optCiteMethod = Natbib }))
|
|
"" -- "Use natbib cite commands in LaTeX output"
|
|
|
|
, Option "" ["biblatex"]
|
|
(NoArg
|
|
(\opt -> return opt { optCiteMethod = Biblatex }))
|
|
"" -- "Use biblatex cite commands in LaTeX output"
|
|
|
|
, Option "m" ["latexmathml", "asciimathml"]
|
|
(OptArg
|
|
(\arg opt ->
|
|
return opt { optHTMLMathMethod = LaTeXMathML arg })
|
|
"URL")
|
|
"" -- "Use LaTeXMathML script in html output"
|
|
|
|
, Option "" ["mathml"]
|
|
(OptArg
|
|
(\arg opt ->
|
|
return opt { optHTMLMathMethod = MathML arg })
|
|
"URL")
|
|
"" -- "Use mathml for HTML math"
|
|
|
|
, Option "" ["mimetex"]
|
|
(OptArg
|
|
(\arg opt -> do
|
|
let url' = case arg of
|
|
Just u -> u ++ "?"
|
|
Nothing -> "/cgi-bin/mimetex.cgi?"
|
|
return opt { optHTMLMathMethod = WebTeX url' })
|
|
"URL")
|
|
"" -- "Use mimetex for HTML math"
|
|
|
|
, Option "" ["webtex"]
|
|
(OptArg
|
|
(\arg opt -> do
|
|
let url' = case arg of
|
|
Just u -> u
|
|
Nothing -> "http://chart.apis.google.com/chart?cht=tx&chl="
|
|
return opt { optHTMLMathMethod = WebTeX url' })
|
|
"URL")
|
|
"" -- "Use web service for HTML math"
|
|
|
|
, Option "" ["jsmath"]
|
|
(OptArg
|
|
(\arg opt -> return opt { optHTMLMathMethod = JsMath arg})
|
|
"URL")
|
|
"" -- "Use jsMath for HTML math"
|
|
|
|
, Option "" ["mathjax"]
|
|
(OptArg
|
|
(\arg opt -> do
|
|
let url' = case arg of
|
|
Just u -> u
|
|
Nothing -> "http://cdn.mathjax.org/mathjax/latest/MathJax.js?config=TeX-AMS-MML_HTMLorMML"
|
|
return opt { optHTMLMathMethod = MathJax url'})
|
|
"URL")
|
|
"" -- "Use MathJax for HTML math"
|
|
|
|
, Option "" ["gladtex"]
|
|
(NoArg
|
|
(\opt -> return opt { optHTMLMathMethod = GladTeX }))
|
|
"" -- "Use gladtex for HTML math"
|
|
|
|
, Option "" ["dump-args"]
|
|
(NoArg
|
|
(\opt -> return opt { optDumpArgs = True }))
|
|
"" -- "Print output filename and arguments to stdout."
|
|
|
|
, Option "" ["ignore-args"]
|
|
(NoArg
|
|
(\opt -> return opt { optIgnoreArgs = True }))
|
|
"" -- "Ignore command-line arguments."
|
|
|
|
, Option "v" ["version"]
|
|
(NoArg
|
|
(\_ -> do
|
|
prg <- getProgName
|
|
defaultDatadir <- getAppUserDataDirectory "pandoc"
|
|
UTF8.hPutStrLn stdout (prg ++ " " ++ pandocVersion ++
|
|
compileInfo ++ "\nDefault user data directory: " ++
|
|
defaultDatadir ++ copyrightMessage)
|
|
exitWith ExitSuccess ))
|
|
"" -- "Print version"
|
|
|
|
, Option "h" ["help"]
|
|
(NoArg
|
|
(\_ -> do
|
|
prg <- getProgName
|
|
UTF8.hPutStr stdout (usageMessage prg options)
|
|
exitWith ExitSuccess ))
|
|
"" -- "Show help"
|
|
|
|
]
|
|
|
|
-- Returns usage message
|
|
usageMessage :: String -> [OptDescr (Opt -> IO Opt)] -> String
|
|
usageMessage programName = usageInfo
|
|
(programName ++ " [OPTIONS] [FILES]" ++ "\nInput formats: " ++
|
|
(wrapWords 16 78 $ readers'names) ++ "\nOutput formats: " ++
|
|
(wrapWords 16 78 $ writers'names) ++
|
|
'\n' : replicate 16 ' ' ++
|
|
"[*for pdf output, use latex or beamer and -o FILENAME.pdf]\nOptions:")
|
|
where
|
|
writers'names = sort $ "pdf*" : map fst writers
|
|
readers'names = sort $ map fst readers
|
|
|
|
-- Determine default reader based on source file extensions
|
|
defaultReaderName :: String -> [FilePath] -> String
|
|
defaultReaderName fallback [] = fallback
|
|
defaultReaderName fallback (x:xs) =
|
|
case takeExtension (map toLower x) of
|
|
".xhtml" -> "html"
|
|
".html" -> "html"
|
|
".htm" -> "html"
|
|
".tex" -> "latex"
|
|
".latex" -> "latex"
|
|
".ltx" -> "latex"
|
|
".rst" -> "rst"
|
|
".lhs" -> "markdown+lhs"
|
|
".db" -> "docbook"
|
|
".opml" -> "opml"
|
|
".wiki" -> "mediawiki"
|
|
".textile" -> "textile"
|
|
".native" -> "native"
|
|
".json" -> "json"
|
|
_ -> defaultReaderName fallback xs
|
|
|
|
-- Returns True if extension of first source is .lhs
|
|
lhsExtension :: [FilePath] -> Bool
|
|
lhsExtension (x:_) = takeExtension x == ".lhs"
|
|
lhsExtension _ = False
|
|
|
|
-- Determine default writer based on output file extension
|
|
defaultWriterName :: FilePath -> String
|
|
defaultWriterName "-" = "html" -- no output file
|
|
defaultWriterName x =
|
|
case takeExtension (map toLower x) of
|
|
"" -> "markdown" -- empty extension
|
|
".tex" -> "latex"
|
|
".latex" -> "latex"
|
|
".ltx" -> "latex"
|
|
".context" -> "context"
|
|
".ctx" -> "context"
|
|
".rtf" -> "rtf"
|
|
".rst" -> "rst"
|
|
".s5" -> "s5"
|
|
".native" -> "native"
|
|
".json" -> "json"
|
|
".txt" -> "markdown"
|
|
".text" -> "markdown"
|
|
".md" -> "markdown"
|
|
".markdown" -> "markdown"
|
|
".textile" -> "textile"
|
|
".lhs" -> "markdown+lhs"
|
|
".texi" -> "texinfo"
|
|
".texinfo" -> "texinfo"
|
|
".db" -> "docbook"
|
|
".odt" -> "odt"
|
|
".docx" -> "docx"
|
|
".epub" -> "epub"
|
|
".org" -> "org"
|
|
".asciidoc" -> "asciidoc"
|
|
".pdf" -> "latex"
|
|
".fb2" -> "fb2"
|
|
".opml" -> "opml"
|
|
['.',y] | y `elem` ['1'..'9'] -> "man"
|
|
_ -> "html"
|
|
|
|
main :: IO ()
|
|
main = do
|
|
|
|
rawArgs <- liftM (map UTF8.decodeArg) getArgs
|
|
prg <- getProgName
|
|
let compatMode = (prg == "hsmarkdown")
|
|
|
|
let (actions, args, errors) = if compatMode
|
|
then ([], rawArgs, [])
|
|
else getOpt Permute options rawArgs
|
|
|
|
unless (null errors) $
|
|
err 2 $ concat $ errors ++
|
|
["Try " ++ prg ++ " --help for more information."]
|
|
|
|
let defaultOpts' = if compatMode
|
|
then defaultOpts { optReader = "markdown_strict"
|
|
, optWriter = "html"
|
|
, optEmailObfuscation =
|
|
ReferenceObfuscation }
|
|
else defaultOpts
|
|
|
|
-- thread option data structure through all supplied option actions
|
|
opts <- foldl (>>=) (return defaultOpts') actions
|
|
|
|
let Opt { optTabStop = tabStop
|
|
, optPreserveTabs = preserveTabs
|
|
, optStandalone = standalone
|
|
, optReader = readerName
|
|
, optWriter = writerName
|
|
, optParseRaw = parseRaw
|
|
, optVariables = variables
|
|
, optTableOfContents = toc
|
|
, optTransforms = transforms
|
|
, optTemplate = templatePath
|
|
, optOutputFile = outputFile
|
|
, optNumberSections = numberSections
|
|
, optNumberOffset = numberFrom
|
|
, optSectionDivs = sectionDivs
|
|
, optIncremental = incremental
|
|
, optSelfContained = selfContained
|
|
, optSmart = smart
|
|
, optOldDashes = oldDashes
|
|
, optHtml5 = html5
|
|
, optHtmlQTags = htmlQTags
|
|
, optHighlight = highlight
|
|
, optHighlightStyle = highlightStyle
|
|
, optChapters = chapters
|
|
, optHTMLMathMethod = mathMethod
|
|
, optReferenceODT = referenceODT
|
|
, optReferenceDocx = referenceDocx
|
|
, optEpubStylesheet = epubStylesheet
|
|
, optEpubMetadata = epubMetadata
|
|
, optEpubFonts = epubFonts
|
|
, optEpubChapterLevel = epubChapterLevel
|
|
, optTOCDepth = epubTOCDepth
|
|
, optDumpArgs = dumpArgs
|
|
, optIgnoreArgs = ignoreArgs
|
|
, optReferenceLinks = referenceLinks
|
|
, optWrapText = wrap
|
|
, optColumns = columns
|
|
, optEmailObfuscation = obfuscationMethod
|
|
, optIdentifierPrefix = idPrefix
|
|
, optIndentedCodeClasses = codeBlockClasses
|
|
, optDataDir = mbDataDir
|
|
, optBibliography = reffiles
|
|
, optCslFile = mbCsl
|
|
, optAbbrevsFile = cslabbrevs
|
|
, optCiteMethod = citeMethod
|
|
, optListings = listings
|
|
, optLaTeXEngine = latexEngine
|
|
, optSlideLevel = slideLevel
|
|
, optSetextHeaders = setextHeaders
|
|
, optAscii = ascii
|
|
, optTeXLigatures = texLigatures
|
|
, optDefaultImageExtension = defaultImageExtension
|
|
} = opts
|
|
|
|
when dumpArgs $
|
|
do UTF8.hPutStrLn stdout outputFile
|
|
mapM_ (\arg -> UTF8.hPutStrLn stdout arg) args
|
|
exitWith ExitSuccess
|
|
|
|
let sources = if ignoreArgs then [] else args
|
|
|
|
datadir <- case mbDataDir of
|
|
Nothing -> E.catch
|
|
(liftM Just $ getAppUserDataDirectory "pandoc")
|
|
(\e -> let _ = (e :: E.SomeException)
|
|
in return Nothing)
|
|
Just _ -> return mbDataDir
|
|
|
|
-- assign reader and writer based on options and filenames
|
|
let readerName' = if null readerName
|
|
then let fallback = if any isURI sources
|
|
then "html"
|
|
else "markdown"
|
|
in defaultReaderName fallback sources
|
|
else readerName
|
|
|
|
let writerName' = if null writerName
|
|
then defaultWriterName outputFile
|
|
else writerName
|
|
|
|
let pdfOutput = map toLower (takeExtension outputFile) == ".pdf"
|
|
|
|
let laTeXOutput = "latex" `isPrefixOf` writerName' ||
|
|
"beamer" `isPrefixOf` writerName'
|
|
|
|
when pdfOutput $ do
|
|
-- make sure writer is latex or beamer
|
|
unless laTeXOutput $
|
|
err 47 $ "cannot produce pdf output with " ++ writerName' ++ " writer"
|
|
-- check for latex program
|
|
mbLatex <- findExecutable latexEngine
|
|
case mbLatex of
|
|
Nothing -> err 41 $
|
|
latexEngine ++ " not found. " ++
|
|
latexEngine ++ " is needed for pdf output."
|
|
Just _ -> return ()
|
|
|
|
reader <- case getReader readerName' of
|
|
Right r -> return r
|
|
Left e -> err 7 e
|
|
|
|
let standalone' = standalone || not (isTextFormat writerName') || pdfOutput
|
|
|
|
templ <- case templatePath of
|
|
_ | not standalone' -> return ""
|
|
Nothing -> do
|
|
deftemp <- getDefaultTemplate datadir writerName'
|
|
case deftemp of
|
|
Left e -> throwIO e
|
|
Right t -> return t
|
|
Just tp -> do
|
|
-- strip off extensions
|
|
let format = takeWhile (`notElem` "+-") writerName'
|
|
let tp' = case takeExtension tp of
|
|
"" -> tp <.> format
|
|
_ -> tp
|
|
E.catch (UTF8.readFile tp')
|
|
(\e -> if isDoesNotExistError e
|
|
then E.catch
|
|
(readDataFileUTF8 datadir
|
|
("templates" </> tp'))
|
|
(\e' -> let _ = (e' :: E.SomeException)
|
|
in throwIO e')
|
|
else throwIO e)
|
|
|
|
variables' <- case mathMethod of
|
|
LaTeXMathML Nothing -> do
|
|
s <- readDataFileUTF8 datadir
|
|
("LaTeXMathML.js")
|
|
return $ ("mathml-script", s) : variables
|
|
MathML Nothing -> do
|
|
s <- readDataFileUTF8 datadir
|
|
("MathMLinHTML.js")
|
|
return $ ("mathml-script", s) : variables
|
|
_ -> return variables
|
|
|
|
variables'' <- if "dzslides" `isPrefixOf` writerName'
|
|
then do
|
|
dztempl <- readDataFileUTF8 datadir
|
|
("dzslides" </> "template.html")
|
|
let dzcore = unlines $ dropWhile (not . isPrefixOf "<!-- {{{{ dzslides core")
|
|
$ lines dztempl
|
|
return $ ("dzslides-core", dzcore) : variables'
|
|
else return variables'
|
|
|
|
-- unescape reference ids, which may contain XML entities, so
|
|
-- that we can do lookups with regular string equality
|
|
let unescapeRefId ref = ref{ refId = fromEntities (refId ref) }
|
|
|
|
refs <- mapM (\f -> E.catch (CSL.readBiblioFile f)
|
|
(\e -> let _ = (e :: E.SomeException)
|
|
in err 23 $ "Error reading bibliography `" ++ f ++
|
|
"'" ++ "\n" ++ show e))
|
|
reffiles >>=
|
|
return . map unescapeRefId . concat
|
|
|
|
mbsty <- if citeMethod == Citeproc && not (null refs)
|
|
then do
|
|
csl <- CSL.parseCSL =<<
|
|
case mbCsl of
|
|
Nothing -> readDataFileUTF8 datadir
|
|
"default.csl"
|
|
Just cslfile -> do
|
|
exists <- doesFileExist cslfile
|
|
if exists
|
|
then UTF8.readFile cslfile
|
|
else do
|
|
csldir <- getAppUserDataDirectory "csl"
|
|
readDataFileUTF8 (Just csldir)
|
|
(replaceExtension cslfile "csl")
|
|
abbrevs <- maybe (return []) CSL.readJsonAbbrevFile cslabbrevs
|
|
return $ Just csl { CSL.styleAbbrevs = abbrevs }
|
|
else return Nothing
|
|
|
|
let sourceDir = case sources of
|
|
[] -> "."
|
|
(x:_) -> case parseURI x of
|
|
Just u
|
|
| uriScheme u `elem` ["http:","https:"] ->
|
|
show u{ uriPath = "", uriQuery = "", uriFragment = "" }
|
|
_ -> takeDirectory x
|
|
|
|
let readerOpts = def{ readerSmart = smart || (texLigatures &&
|
|
(laTeXOutput || "context" `isPrefixOf` writerName'))
|
|
, readerStandalone = standalone'
|
|
, readerParseRaw = parseRaw
|
|
, readerColumns = columns
|
|
, readerTabStop = tabStop
|
|
, readerOldDashes = oldDashes
|
|
, readerReferences = refs
|
|
, readerCitationStyle = mbsty
|
|
, readerIndentedCodeClasses = codeBlockClasses
|
|
, readerApplyMacros = not laTeXOutput
|
|
, readerDefaultImageExtension = defaultImageExtension
|
|
}
|
|
|
|
let writerOptions = def { writerStandalone = standalone',
|
|
writerTemplate = templ,
|
|
writerVariables = variables'',
|
|
writerTabStop = tabStop,
|
|
writerTableOfContents = toc,
|
|
writerHTMLMathMethod = mathMethod,
|
|
writerIncremental = incremental,
|
|
writerCiteMethod = citeMethod,
|
|
writerBiblioFiles = reffiles,
|
|
writerIgnoreNotes = False,
|
|
writerNumberSections = numberSections,
|
|
writerNumberOffset = numberFrom,
|
|
writerSectionDivs = sectionDivs,
|
|
writerReferenceLinks = referenceLinks,
|
|
writerWrapText = wrap,
|
|
writerColumns = columns,
|
|
writerEmailObfuscation = obfuscationMethod,
|
|
writerIdentifierPrefix = idPrefix,
|
|
writerSourceDirectory = sourceDir,
|
|
writerUserDataDir = datadir,
|
|
writerHtml5 = html5,
|
|
writerHtmlQTags = htmlQTags,
|
|
writerChapters = chapters,
|
|
writerListings = listings,
|
|
writerBeamer = False,
|
|
writerSlideLevel = slideLevel,
|
|
writerHighlight = highlight,
|
|
writerHighlightStyle = highlightStyle,
|
|
writerSetextHeaders = setextHeaders,
|
|
writerTeXLigatures = texLigatures,
|
|
writerEpubMetadata = epubMetadata,
|
|
writerEpubStylesheet = epubStylesheet,
|
|
writerEpubFonts = epubFonts,
|
|
writerEpubChapterLevel = epubChapterLevel,
|
|
writerTOCDepth = epubTOCDepth,
|
|
writerReferenceODT = referenceODT,
|
|
writerReferenceDocx = referenceDocx
|
|
}
|
|
|
|
when (not (isTextFormat writerName') && outputFile == "-") $
|
|
err 5 $ "Cannot write " ++ writerName' ++ " output to stdout.\n" ++
|
|
"Specify an output file using the -o option."
|
|
|
|
let readSources [] = mapM readSource ["-"]
|
|
readSources srcs = mapM readSource srcs
|
|
readSource "-" = UTF8.getContents
|
|
readSource src = case parseURI src of
|
|
Just u | uriScheme u `elem` ["http:","https:"] ->
|
|
readURI u
|
|
_ -> UTF8.readFile src
|
|
readURI uri = simpleHTTP (mkRequest GET uri) >>= getResponseBody >>=
|
|
return . UTF8.toStringLazy -- treat all as UTF8
|
|
|
|
let convertTabs = tabFilter (if preserveTabs then 0 else tabStop)
|
|
|
|
let handleIncludes' = if readerName' == "latex" || readerName' == "latex+lhs"
|
|
then handleIncludes
|
|
else return
|
|
|
|
doc <- readSources sources >>=
|
|
handleIncludes' . convertTabs . intercalate "\n" >>=
|
|
reader readerOpts
|
|
|
|
let doc0 = foldr ($) doc transforms
|
|
|
|
let writeBinary :: B.ByteString -> IO ()
|
|
writeBinary = B.writeFile (UTF8.encodePath outputFile)
|
|
|
|
let writerFn :: FilePath -> String -> IO ()
|
|
writerFn "-" = UTF8.putStr
|
|
writerFn f = UTF8.writeFile f
|
|
|
|
case getWriter writerName' of
|
|
Left e -> err 9 e
|
|
Right (IOStringWriter f) -> f writerOptions doc0 >>= writerFn outputFile
|
|
Right (IOByteStringWriter f) -> f writerOptions doc0 >>= writeBinary
|
|
Right (PureStringWriter f)
|
|
| pdfOutput -> do
|
|
res <- tex2pdf latexEngine $ f writerOptions doc0
|
|
case res of
|
|
Right pdf -> writeBinary pdf
|
|
Left err' -> err 43 $ UTF8.toStringLazy err'
|
|
| otherwise -> selfcontain (f writerOptions doc0 ++
|
|
['\n' | not standalone'])
|
|
>>= writerFn outputFile . handleEntities
|
|
where htmlFormat = writerName' `elem`
|
|
["html","html+lhs","html5","html5+lhs",
|
|
"s5","slidy","slideous","dzslides","revealjs"]
|
|
selfcontain = if selfContained && htmlFormat
|
|
then makeSelfContained datadir
|
|
else return
|
|
handleEntities = if htmlFormat && ascii
|
|
then toEntities
|
|
else id
|