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-rw-r--r--src/Text/Pandoc/Readers/Org/Blocks.hs69
-rw-r--r--src/Text/Pandoc/Readers/Org/ExportSettings.hs8
-rw-r--r--src/Text/Pandoc/Readers/Org/Meta.hs181
-rw-r--r--src/Text/Pandoc/Readers/Org/ParserState.hs6
4 files changed, 195 insertions, 69 deletions
diff --git a/src/Text/Pandoc/Readers/Org/Blocks.hs b/src/Text/Pandoc/Readers/Org/Blocks.hs
index 6a8bb8b28..b1f56eed0 100644
--- a/src/Text/Pandoc/Readers/Org/Blocks.hs
+++ b/src/Text/Pandoc/Readers/Org/Blocks.hs
@@ -34,8 +34,8 @@ module Text.Pandoc.Readers.Org.Blocks
) where
import Text.Pandoc.Readers.Org.BlockStarts
-import Text.Pandoc.Readers.Org.ExportSettings ( exportSettings )
import Text.Pandoc.Readers.Org.Inlines
+import Text.Pandoc.Readers.Org.Meta ( metaExport, metaLine )
import Text.Pandoc.Readers.Org.ParserState
import Text.Pandoc.Readers.Org.Parsing
import Text.Pandoc.Readers.Org.Shared
@@ -52,9 +52,7 @@ import Text.Pandoc.Shared ( compactify', compactify'DL )
import Control.Monad ( foldM, guard, mzero, void )
import Data.Char ( isSpace, toLower, toUpper)
import Data.List ( foldl', intersperse, isPrefixOf )
-import qualified Data.Map as M
import Data.Maybe ( fromMaybe, isNothing )
-import Network.HTTP ( urlEncode )
--
-- Org headers
@@ -232,8 +230,8 @@ blockList = do
-- | Get the meta information safed in the state.
meta :: OrgParser Meta
meta = do
- st <- getState
- return $ runF (orgStateMeta st) st
+ meta' <- metaExport
+ runF meta' <$> getState
blocks :: OrgParser (F Blocks)
blocks = mconcat <$> manyTill block (void (lookAhead headerStart) <|> eof)
@@ -631,67 +629,9 @@ exampleCode = B.codeBlockWith ("", ["example"], [])
specialLine :: OrgParser (F Blocks)
specialLine = fmap return . try $ metaLine <|> commentLine
--- The order, in which blocks are tried, makes sure that we're not looking at
--- the beginning of a block, so we don't need to check for it
-metaLine :: OrgParser Blocks
-metaLine = mempty <$ metaLineStart <* (optionLine <|> declarationLine)
-
commentLine :: OrgParser Blocks
commentLine = commentLineStart *> anyLine *> pure mempty
-declarationLine :: OrgParser ()
-declarationLine = try $ do
- key <- metaKey
- value <- metaInlines
- updateState $ \st ->
- let meta' = B.setMeta key <$> value <*> pure nullMeta
- in st { orgStateMeta = orgStateMeta st <> meta' }
-
-metaInlines :: OrgParser (F MetaValue)
-metaInlines = fmap (MetaInlines . B.toList) <$> inlinesTillNewline
-
-metaKey :: OrgParser String
-metaKey = map toLower <$> many1 (noneOf ": \n\r")
- <* char ':'
- <* skipSpaces
-
-optionLine :: OrgParser ()
-optionLine = try $ do
- key <- metaKey
- case key of
- "link" -> parseLinkFormat >>= uncurry addLinkFormat
- "options" -> exportSettings
- _ -> mzero
-
-addLinkFormat :: String
- -> (String -> String)
- -> OrgParser ()
-addLinkFormat key formatter = updateState $ \s ->
- let fs = orgStateLinkFormatters s
- in s{ orgStateLinkFormatters = M.insert key formatter fs }
-
-parseLinkFormat :: OrgParser ((String, String -> String))
-parseLinkFormat = try $ do
- linkType <- (:) <$> letter <*> many (alphaNum <|> oneOf "-_") <* skipSpaces
- linkSubst <- parseFormat
- return (linkType, linkSubst)
-
--- | An ad-hoc, single-argument-only implementation of a printf-style format
--- parser.
-parseFormat :: OrgParser (String -> String)
-parseFormat = try $ do
- replacePlain <|> replaceUrl <|> justAppend
- where
- -- inefficient, but who cares
- replacePlain = try $ (\x -> concat . flip intersperse x)
- <$> sequence [tillSpecifier 's', rest]
- replaceUrl = try $ (\x -> concat . flip intersperse x . urlEncode)
- <$> sequence [tillSpecifier 'h', rest]
- justAppend = try $ (++) <$> rest
-
- rest = manyTill anyChar (eof <|> () <$ oneOf "\n\r")
- tillSpecifier c = manyTill (noneOf "\n\r") (try $ string ('%':c:""))
-
--
-- Tables
@@ -868,9 +808,6 @@ paraOrPlain = try $ do
*> return (B.para <$> ils))
<|> (return (B.plain <$> ils))
-inlinesTillNewline :: OrgParser (F Inlines)
-inlinesTillNewline = trimInlinesF . mconcat <$> manyTill inline newline
-
--
-- list blocks
diff --git a/src/Text/Pandoc/Readers/Org/ExportSettings.hs b/src/Text/Pandoc/Readers/Org/ExportSettings.hs
index b48acc9c4..283cfa998 100644
--- a/src/Text/Pandoc/Readers/Org/ExportSettings.hs
+++ b/src/Text/Pandoc/Readers/Org/ExportSettings.hs
@@ -54,13 +54,15 @@ exportSetting = choice
, ignoredSetting "<"
, ignoredSetting "\\n"
, archivedTreeSetting "arch" (\val es -> es { exportArchivedTrees = val })
- , ignoredSetting "author"
+ , booleanSetting "author" (\val es -> es { exportWithAuthor = val })
, ignoredSetting "c"
- , ignoredSetting "creator"
+ -- org-mode allows the special value `comment` for creator, which we'll
+ -- interpret as true as it doesn't make sense in the context of Pandoc.
+ , booleanSetting "creator" (\val es -> es { exportWithCreator = val })
, complementableListSetting "d" (\val es -> es { exportDrawers = val })
, ignoredSetting "date"
, ignoredSetting "e"
- , ignoredSetting "email"
+ , booleanSetting "email" (\val es -> es { exportWithEmail = val })
, ignoredSetting "f"
, integerSetting "H" (\val es -> es { exportHeadlineLevels = val })
, ignoredSetting "inline"
diff --git a/src/Text/Pandoc/Readers/Org/Meta.hs b/src/Text/Pandoc/Readers/Org/Meta.hs
new file mode 100644
index 000000000..11eb18e36
--- /dev/null
+++ b/src/Text/Pandoc/Readers/Org/Meta.hs
@@ -0,0 +1,181 @@
+{-# LANGUAGE FlexibleContexts #-}
+{-# LANGUAGE TupleSections #-}
+{-
+Copyright (C) 2014-2016 Albert Krewinkel <tarleb+pandoc@moltkeplatz.de>
+
+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.Readers.Org.Meta
+ Copyright : Copyright (C) 2014-2016 Albert Krewinkel
+ License : GNU GPL, version 2 or above
+
+ Maintainer : Albert Krewinkel <tarleb+pandoc@moltkeplatz.de>
+
+Parsers for Org-mode meta declarations.
+-}
+module Text.Pandoc.Readers.Org.Meta
+ ( metaLine
+ , metaExport
+ ) where
+
+import Text.Pandoc.Readers.Org.BlockStarts
+import Text.Pandoc.Readers.Org.ExportSettings ( exportSettings )
+import Text.Pandoc.Readers.Org.Inlines
+import Text.Pandoc.Readers.Org.ParserState
+import Text.Pandoc.Readers.Org.Parsing
+
+import qualified Text.Pandoc.Builder as B
+import Text.Pandoc.Builder ( Blocks, Inlines )
+import Text.Pandoc.Definition
+import Text.Pandoc.Compat.Monoid ((<>))
+
+import Control.Monad ( mzero )
+import Data.Char ( toLower )
+import Data.List ( intersperse )
+import qualified Data.Map as M
+import Network.HTTP ( urlEncode )
+
+-- | Returns the current meta, respecting export options.
+metaExport :: OrgParser (F Meta)
+metaExport = do
+ st <- getState
+ let settings = orgStateExportSettings st
+ return $ (if exportWithAuthor settings then id else removeMeta "author")
+ . (if exportWithCreator settings then id else removeMeta "creator")
+ . (if exportWithEmail settings then id else removeMeta "email")
+ <$> orgStateMeta st
+
+removeMeta :: String -> Meta -> Meta
+removeMeta key meta' =
+ let metaMap = unMeta meta'
+ in Meta $ M.delete key metaMap
+
+-- | Parse and handle a single line containing meta information
+-- The order, in which blocks are tried, makes sure that we're not looking at
+-- the beginning of a block, so we don't need to check for it
+metaLine :: OrgParser Blocks
+metaLine = mempty <$ metaLineStart <* (optionLine <|> declarationLine)
+
+declarationLine :: OrgParser ()
+declarationLine = try $ do
+ key <- map toLower <$> metaKey
+ (key', value) <- metaValue key
+ updateState $ \st ->
+ let meta' = B.setMeta key' <$> value <*> pure nullMeta
+ in st { orgStateMeta = meta' <> orgStateMeta st }
+
+metaKey :: OrgParser String
+metaKey = map toLower <$> many1 (noneOf ": \n\r")
+ <* char ':'
+ <* skipSpaces
+
+metaValue :: String -> OrgParser (String, (F MetaValue))
+metaValue key =
+ let inclKey = "header-includes"
+ in case key of
+ "author" -> (key,) <$> metaInlinesCommaSeparated
+ "title" -> (key,) <$> metaInlines
+ "date" -> (key,) <$> metaInlines
+ "header-includes" -> (key,) <$> accumulatingList key metaInlines
+ "latex_header" -> (inclKey,) <$>
+ accumulatingList inclKey (metaExportSnippet "latex")
+ "latex_class" -> ("documentclass",) <$> metaString
+ -- Org-mode expects class options to contain the surrounding brackets,
+ -- pandoc does not.
+ "latex_class_options" -> ("classoption",) <$>
+ metaModifiedString (filter (`notElem` "[]"))
+ "html_head" -> (inclKey,) <$>
+ accumulatingList inclKey (metaExportSnippet "html")
+ _ -> (key,) <$> metaString
+
+metaInlines :: OrgParser (F MetaValue)
+metaInlines = fmap (MetaInlines . B.toList) <$> inlinesTillNewline
+
+metaInlinesCommaSeparated :: OrgParser (F MetaValue)
+metaInlinesCommaSeparated = do
+ authStrs <- (many1 (noneOf ",\n")) `sepBy1` (char ',')
+ newline
+ authors <- mapM (parseFromString inlinesTillNewline . (++ "\n")) authStrs
+ let toMetaInlines = MetaInlines . B.toList
+ return $ MetaList . map toMetaInlines <$> sequence authors
+
+metaString :: OrgParser (F MetaValue)
+metaString = metaModifiedString id
+
+metaModifiedString :: (String -> String) -> OrgParser (F MetaValue)
+metaModifiedString f = return . MetaString . f <$> anyLine
+
+-- | Read an format specific meta definition
+metaExportSnippet :: String -> OrgParser (F MetaValue)
+metaExportSnippet format =
+ return . MetaInlines . B.toList . B.rawInline format <$> anyLine
+
+-- | Accumulate the result of the @parser@ in a list under @key@.
+accumulatingList :: String
+ -> OrgParser (F MetaValue)
+ -> OrgParser (F MetaValue)
+accumulatingList key p = do
+ value <- p
+ meta' <- orgStateMeta <$> getState
+ return $ (\m v -> MetaList (curList m ++ [v])) <$> meta' <*> value
+ where curList m = case lookupMeta key m of
+ Just (MetaList ms) -> ms
+ Just x -> [x]
+ _ -> []
+
+--
+-- export options
+--
+optionLine :: OrgParser ()
+optionLine = try $ do
+ key <- metaKey
+ case key of
+ "link" -> parseLinkFormat >>= uncurry addLinkFormat
+ "options" -> exportSettings
+ _ -> mzero
+
+addLinkFormat :: String
+ -> (String -> String)
+ -> OrgParser ()
+addLinkFormat key formatter = updateState $ \s ->
+ let fs = orgStateLinkFormatters s
+ in s{ orgStateLinkFormatters = M.insert key formatter fs }
+
+parseLinkFormat :: OrgParser ((String, String -> String))
+parseLinkFormat = try $ do
+ linkType <- (:) <$> letter <*> many (alphaNum <|> oneOf "-_") <* skipSpaces
+ linkSubst <- parseFormat
+ return (linkType, linkSubst)
+
+-- | An ad-hoc, single-argument-only implementation of a printf-style format
+-- parser.
+parseFormat :: OrgParser (String -> String)
+parseFormat = try $ do
+ replacePlain <|> replaceUrl <|> justAppend
+ where
+ -- inefficient, but who cares
+ replacePlain = try $ (\x -> concat . flip intersperse x)
+ <$> sequence [tillSpecifier 's', rest]
+ replaceUrl = try $ (\x -> concat . flip intersperse x . urlEncode)
+ <$> sequence [tillSpecifier 'h', rest]
+ justAppend = try $ (++) <$> rest
+
+ rest = manyTill anyChar (eof <|> () <$ oneOf "\n\r")
+ tillSpecifier c = manyTill (noneOf "\n\r") (try $ string ('%':c:""))
+
+inlinesTillNewline :: OrgParser (F Inlines)
+inlinesTillNewline = trimInlinesF . mconcat <$> manyTill inline newline
diff --git a/src/Text/Pandoc/Readers/Org/ParserState.hs b/src/Text/Pandoc/Readers/Org/ParserState.hs
index 48e7717cd..84dbe9d33 100644
--- a/src/Text/Pandoc/Readers/Org/ParserState.hs
+++ b/src/Text/Pandoc/Readers/Org/ParserState.hs
@@ -163,6 +163,9 @@ data ExportSettings = ExportSettings
, exportSmartQuotes :: Bool -- ^ Parse quotes smartly
, exportSpecialStrings :: Bool -- ^ Parse ellipses and dashes smartly
, exportSubSuperscripts :: Bool -- ^ TeX-like syntax for sub- and superscripts
+ , exportWithAuthor :: Bool -- ^ Include author in final meta-data
+ , exportWithCreator :: Bool -- ^ Include creator in final meta-data
+ , exportWithEmail :: Bool -- ^ Include email in final meta-data
}
instance Default ExportSettings where
@@ -177,6 +180,9 @@ defaultExportSettings = ExportSettings
, exportSmartQuotes = True
, exportSpecialStrings = True
, exportSubSuperscripts = True
+ , exportWithAuthor = True
+ , exportWithCreator = True
+ , exportWithEmail = True
}