{-# LANGUAGE CPP #-} {-# LANGUAGE DeriveDataTypeable #-} {-# LANGUAGE DeriveGeneric #-} {-# LANGUAGE NoImplicitPrelude #-} #ifdef DERIVE_JSON_VIA_TH {-# LANGUAGE TemplateHaskell #-} #endif {- | Module : Text.Pandoc.Options Copyright : Copyright (C) 2012-2019 John MacFarlane License : GNU GPL, version 2 or above Maintainer : John MacFarlane Stability : alpha Portability : portable Data structures and functions for representing parser and writer options. -} module Text.Pandoc.Options ( module Text.Pandoc.Extensions , ReaderOptions(..) , HTMLMathMethod (..) , CiteMethod (..) , ObfuscationMethod (..) , HTMLSlideVariant (..) , EPUBVersion (..) , WrapOption (..) , TopLevelDivision (..) , WriterOptions (..) , TrackChanges (..) , ReferenceLocation (..) , def , isEnabled ) where import Prelude import Data.Data (Data) import Data.Default import qualified Data.Set as Set import Data.Typeable (Typeable) import GHC.Generics (Generic) import Skylighting (SyntaxMap, defaultSyntaxMap) import Text.Pandoc.Extensions import Text.Pandoc.Highlighting (Style, pygments) import Text.DocTemplates (Template) #ifdef DERIVE_JSON_VIA_TH import Data.Aeson.TH (deriveJSON, defaultOptions) #else import Data.Aeson (FromJSON (..), ToJSON (..), defaultOptions, genericToEncoding) #endif class HasSyntaxExtensions a where getExtensions :: a -> Extensions data ReaderOptions = ReaderOptions{ readerExtensions :: Extensions -- ^ Syntax extensions , readerStandalone :: Bool -- ^ Standalone document with header , readerColumns :: Int -- ^ Number of columns in terminal , readerTabStop :: Int -- ^ Tab stop , readerIndentedCodeClasses :: [String] -- ^ Default classes for -- indented code blocks , readerAbbreviations :: Set.Set String -- ^ Strings to treat as abbreviations , readerDefaultImageExtension :: String -- ^ Default extension for images , readerTrackChanges :: TrackChanges -- ^ Track changes setting for docx , readerStripComments :: Bool -- ^ Strip HTML comments instead of parsing as raw HTML } deriving (Show, Read, Data, Typeable, Generic) instance HasSyntaxExtensions ReaderOptions where getExtensions opts = readerExtensions opts instance Default ReaderOptions where def = ReaderOptions{ readerExtensions = emptyExtensions , readerStandalone = False , readerColumns = 80 , readerTabStop = 4 , readerIndentedCodeClasses = [] , readerAbbreviations = defaultAbbrevs , readerDefaultImageExtension = "" , readerTrackChanges = AcceptChanges , readerStripComments = False } defaultAbbrevs :: Set.Set String defaultAbbrevs = Set.fromList [ "Mr.", "Mrs.", "Ms.", "Capt.", "Dr.", "Prof.", "Gen.", "Gov.", "e.g.", "i.e.", "Sgt.", "St.", "vol.", "vs.", "Sen.", "Rep.", "Pres.", "Hon.", "Rev.", "Ph.D.", "M.D.", "M.A.", "p.", "pp.", "ch.", "sec.", "cf.", "cp."] -- -- Writer options -- data EPUBVersion = EPUB2 | EPUB3 deriving (Eq, Show, Read, Data, Typeable, Generic) data HTMLMathMethod = PlainMath | WebTeX String -- url of TeX->image script. | GladTeX | MathML | MathJax String -- url of MathJax.js | KaTeX String -- url of KaTeX files deriving (Show, Read, Eq, Data, Typeable, Generic) data CiteMethod = Citeproc -- use citeproc to render them | Natbib -- output natbib cite commands | Biblatex -- output biblatex cite commands deriving (Show, Read, Eq, Data, Typeable, Generic) -- | Methods for obfuscating email addresses in HTML. data ObfuscationMethod = NoObfuscation | ReferenceObfuscation | JavascriptObfuscation deriving (Show, Read, Eq, Data, Typeable, Generic) -- | Varieties of HTML slide shows. data HTMLSlideVariant = S5Slides | SlidySlides | SlideousSlides | DZSlides | RevealJsSlides | NoSlides deriving (Show, Read, Eq, Data, Typeable, Generic) -- | Options for accepting or rejecting MS Word track-changes. data TrackChanges = AcceptChanges | RejectChanges | AllChanges deriving (Show, Read, Eq, Data, Typeable, Generic) -- | Options for wrapping text in the output. data WrapOption = WrapAuto -- ^ Automatically wrap to width | WrapNone -- ^ No non-semantic newlines | WrapPreserve -- ^ Preserve wrapping of input source deriving (Show, Read, Eq, Data, Typeable, Generic) -- | Options defining the type of top-level headers. data TopLevelDivision = TopLevelPart -- ^ Top-level headers become parts | TopLevelChapter -- ^ Top-level headers become chapters | TopLevelSection -- ^ Top-level headers become sections | TopLevelDefault -- ^ Top-level type is determined via -- heuristics deriving (Show, Read, Eq, Data, Typeable, Generic) -- | Locations for footnotes and references in markdown output data ReferenceLocation = EndOfBlock -- ^ End of block | EndOfSection -- ^ prior to next section header (or end of document) | EndOfDocument -- ^ at end of document deriving (Show, Read, Eq, Data, Typeable, Generic) -- | Options for writers data WriterOptions = WriterOptions { writerTemplate :: Maybe Template -- ^ Template to use , writerVariables :: [(String, String)] -- ^ Variables to set in template , writerTabStop :: Int -- ^ Tabstop for conversion btw spaces and tabs , writerTableOfContents :: Bool -- ^ Include table of contents , writerIncremental :: Bool -- ^ True if lists should be incremental , writerHTMLMathMethod :: HTMLMathMethod -- ^ How to print math in HTML , writerNumberSections :: Bool -- ^ Number sections in LaTeX , writerNumberOffset :: [Int] -- ^ Starting number for section, subsection, ... , writerSectionDivs :: Bool -- ^ Put sections in div tags in HTML , writerExtensions :: Extensions -- ^ Markdown extensions that can be used , writerReferenceLinks :: Bool -- ^ Use reference links in writing markdown, rst , writerDpi :: Int -- ^ Dpi for pixel to\/from inch\/cm conversions , writerWrapText :: WrapOption -- ^ Option for wrapping text , writerColumns :: Int -- ^ Characters in a line (for text wrapping) , writerEmailObfuscation :: ObfuscationMethod -- ^ How to obfuscate emails , writerIdentifierPrefix :: String -- ^ Prefix for section & note ids in HTML -- and for footnote marks in markdown , writerCiteMethod :: CiteMethod -- ^ How to print cites , writerHtmlQTags :: Bool -- ^ Use @@ tags for quotes in HTML , writerSlideLevel :: Maybe Int -- ^ Force header level of slides , writerTopLevelDivision :: TopLevelDivision -- ^ Type of top-level divisions , writerListings :: Bool -- ^ Use listings package for code , writerHighlightStyle :: Maybe Style -- ^ Style to use for highlighting -- (Nothing = no highlighting) , writerSetextHeaders :: Bool -- ^ Use setext headers for levels 1-2 in markdown , writerEpubSubdirectory :: String -- ^ Subdir for epub in OCF , writerEpubMetadata :: Maybe String -- ^ Metadata to include in EPUB , writerEpubFonts :: [FilePath] -- ^ Paths to fonts to embed , writerEpubChapterLevel :: Int -- ^ Header level for chapters (separate files) , writerTOCDepth :: Int -- ^ Number of levels to include in TOC , writerReferenceDoc :: Maybe FilePath -- ^ Path to reference document if specified , writerReferenceLocation :: ReferenceLocation -- ^ Location of footnotes and references for writing markdown , writerSyntaxMap :: SyntaxMap , writerPreferAscii :: Bool -- ^ Prefer ASCII representations of characters when possible } deriving (Show, Data, Typeable, Generic) instance Default WriterOptions where def = WriterOptions { writerTemplate = Nothing , writerVariables = [] , writerTabStop = 4 , writerTableOfContents = False , writerIncremental = False , writerHTMLMathMethod = PlainMath , writerNumberSections = False , writerNumberOffset = [0,0,0,0,0,0] , writerSectionDivs = False , writerExtensions = emptyExtensions , writerReferenceLinks = False , writerDpi = 96 , writerWrapText = WrapAuto , writerColumns = 72 , writerEmailObfuscation = NoObfuscation , writerIdentifierPrefix = "" , writerCiteMethod = Citeproc , writerHtmlQTags = False , writerSlideLevel = Nothing , writerTopLevelDivision = TopLevelDefault , writerListings = False , writerHighlightStyle = Just pygments , writerSetextHeaders = True , writerEpubSubdirectory = "EPUB" , writerEpubMetadata = Nothing , writerEpubFonts = [] , writerEpubChapterLevel = 1 , writerTOCDepth = 3 , writerReferenceDoc = Nothing , writerReferenceLocation = EndOfDocument , writerSyntaxMap = defaultSyntaxMap , writerPreferAscii = False } instance HasSyntaxExtensions WriterOptions where getExtensions opts = writerExtensions opts -- | Returns True if the given extension is enabled. isEnabled :: HasSyntaxExtensions a => Extension -> a -> Bool isEnabled ext opts = ext `extensionEnabled` getExtensions opts #ifdef DERIVE_JSON_VIA_TH $(deriveJSON defaultOptions ''ReaderOptions) $(deriveJSON defaultOptions ''HTMLMathMethod) $(deriveJSON defaultOptions ''CiteMethod) $(deriveJSON defaultOptions ''ObfuscationMethod) $(deriveJSON defaultOptions ''HTMLSlideVariant) $(deriveJSON defaultOptions ''TrackChanges) $(deriveJSON defaultOptions ''WrapOption) $(deriveJSON defaultOptions ''TopLevelDivision) $(deriveJSON defaultOptions ''ReferenceLocation) #else instance ToJSON CiteMethod where toEncoding = genericToEncoding defaultOptions instance FromJSON CiteMethod instance ToJSON ReaderOptions where toEncoding = genericToEncoding defaultOptions instance FromJSON ReaderOptions instance ToJSON ObfuscationMethod where toEncoding = genericToEncoding defaultOptions instance FromJSON ObfuscationMethod instance ToJSON WrapOption where toEncoding = genericToEncoding defaultOptions instance FromJSON WrapOption instance ToJSON HTMLMathMethod where toEncoding = genericToEncoding defaultOptions instance FromJSON HTMLMathMethod instance ToJSON HTMLSlideVariant where toEncoding = genericToEncoding defaultOptions instance FromJSON HTMLSlideVariant instance ToJSON TopLevelDivision where toEncoding = genericToEncoding defaultOptions instance FromJSON TopLevelDivision instance ToJSON ReferenceLocation where toEncoding = genericToEncoding defaultOptions instance FromJSON ReferenceLocation instance ToJSON TrackChanges where toEncoding = genericToEncoding defaultOptions instance FromJSON TrackChanges #endif