aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--src/Text/Pandoc/Readers/Docx/OMath.hs572
-rw-r--r--src/Text/Pandoc/Readers/Docx/Parse.hs18
2 files changed, 54 insertions, 536 deletions
diff --git a/src/Text/Pandoc/Readers/Docx/OMath.hs b/src/Text/Pandoc/Readers/Docx/OMath.hs
index 210f715f9..62fc6286c 100644
--- a/src/Text/Pandoc/Readers/Docx/OMath.hs
+++ b/src/Text/Pandoc/Readers/Docx/OMath.hs
@@ -30,14 +30,19 @@ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
Types and functions for conversion of OMML into TeXMath.
-}
-module Text.Pandoc.Readers.Docx.OMath ( elemToExps
+module Text.Pandoc.Readers.Docx.OMath (readOMML
) where
import Text.XML.Light
import Data.Maybe (mapMaybe, fromMaybe)
import Data.List (intersperse)
import qualified Text.TeXMath.Types as TM
-import Control.Applicative ((<$>))
+
+readOMML :: Element -> Maybe [TM.Exp]
+readOMML element | isElem "m" "oMath" element =
+ Just $ concat $ mapMaybe (elemToExps') (elChildren element)
+readOMML _ = Nothing
+
isElem :: String -> String -> Element -> Bool
isElem prefix name element =
@@ -53,56 +58,11 @@ hasElemName prefix name qn =
qName qn == name &&
qp == prefix
-data OMath = OMath [OMathElem]
- deriving Show
-
-data OMathElem = Accent AccentStyle Base
- | Bar BarStyle Base
- | Box Base
- | BorderBox Base
- | Delimiter DelimStyle [Base]
- | EquationArray [Base]
- | Fraction [OMathElem] [OMathElem]
- | Function [OMathElem] Base
- | Group GroupStyle Base
- | LowerLimit Base [OMathElem]
- | UpperLimit Base [OMathElem]
- | Matrix [[Base]]
- | NAry NAryStyle [OMathElem] [OMathElem] Base
- | Phantom Base
- | Radical [OMathElem] Base
- | PreSubSuper [OMathElem] [OMathElem] Base
- | Sub Base [OMathElem]
- | SubSuper Base [OMathElem] [OMathElem]
- | Super Base [OMathElem]
- | OMathRun OMathRunStyle [OMathRunElem]
- deriving Show
-
data OMathRunElem = TextRun String
| LnBrk
| Tab
deriving Show
-data Base = Base [OMathElem]
- deriving Show
-
-data TopBottom = Top | Bottom
- deriving Show
-
-data AccentStyle = AccentStyle { accentChar :: Maybe Char }
- deriving Show
-
-data BarStyle = BarStyle { barPos :: TopBottom}
- deriving Show
-
-data NAryStyle = NAryStyle { nAryChar :: Maybe Char
- , nAryLimLoc :: LimLoc}
- deriving Show
-
-data OMathRunStyle = OMathRunStyle { oMathLit :: Bool
- , oMathRunTextStyle :: OMathRunTextStyle }
- deriving Show
-
data OMathRunTextStyle = NoStyle
| Normal
| Styled { oMathScript :: Maybe OMathTextScript
@@ -123,71 +83,29 @@ data OMathTextStyle = OPlain
| OBoldItalic
deriving (Show, Eq)
-defaultNAryStyle :: NAryStyle
-defaultNAryStyle = NAryStyle { nAryChar = Nothing -- integral, in practice
- , nAryLimLoc = SubSup }
-
-data LimLoc = SubSup | UnderOver deriving Show
-
-data DelimStyle = DelimStyle { delimBegChar :: Maybe Char
- , delimSepChar :: Maybe Char
- , delimEndChar :: Maybe Char}
- deriving Show
-
-defaultDelimStyle :: DelimStyle
-defaultDelimStyle = DelimStyle { delimBegChar = Nothing
- , delimSepChar = Nothing
- , delimEndChar = Nothing }
-
-data GroupStyle = GroupStyle { groupChr :: Maybe Char
- , groupPos :: Maybe TopBottom }
- deriving Show
-
-defaultGroupStyle :: GroupStyle
-defaultGroupStyle = GroupStyle {groupChr = Nothing, groupPos = Nothing}
+elemToBase :: Element -> Maybe TM.Exp
+elemToBase element | isElem "m" "e" element = do
+ bs <- elemToBases element
+ return $ case bs of
+ (e : []) -> e
+ exps -> TM.EGrouped exps
+elemToBase _ = Nothing
-elemToMath :: Element -> Maybe OMath
-elemToMath element | isElem "m" "oMath" element =
- Just $ OMath $ mapMaybe (elemToMathElem) (elChildren element)
-elemToMath _ = Nothing
+elemToBases :: Element -> Maybe [TM.Exp]
+elemToBases element | isElem "m" "e" element =
+ return $ concat $ mapMaybe elemToExps' (elChildren element)
+elemToBases _ = Nothing
-elemToBase :: Element -> Maybe Base
-elemToBase element | isElem "m" "e" element =
- Just $ Base $ mapMaybe (elemToMathElem) (elChildren element)
-elemToBase _ = Nothing
-- TODO: The right way to do this is to use the ampersand to break the
-- text lines into multiple columns. That's tricky, though, and this
-- will get us most of the way for the time being.
-filterAmpersand :: OMathElem -> OMathElem
-filterAmpersand (OMathRun mrPr elems) =
- let f (TextRun s) = TextRun $ filter ('&' /=) s
- f re = re
- in
- OMathRun mrPr (map f elems)
-filterAmpersand e = e
-
-elemToBaseNoAmpersand :: Element -> Maybe Base
-elemToBaseNoAmpersand element | isElem "m" "e" element =
- return $ Base $
- mapMaybe
- (\e -> (elemToMathElem e >>= (return . filterAmpersand)))
- (elChildren element)
-elemToBaseNoAmpersand _ = Nothing
-
-elemToOMathRunStyle :: Element -> OMathRunStyle
-elemToOMathRunStyle element =
- let lit =
- case
- filterChildName (hasElemName"m" "lit") element >>=
- findAttrBy (hasElemName"m" "val")
- of
- Just "on" -> True
- _ -> False
- in
- OMathRunStyle { oMathLit = lit
- , oMathRunTextStyle = (elemToOMathRunTextStyle element)
- }
+filterAmpersand :: TM.Exp -> TM.Exp
+filterAmpersand (TM.EIdentifier s) = TM.EIdentifier (filter ('&' /=) s)
+filterAmpersand (TM.EText tt s) = TM.EText tt (filter ('&' /=) s)
+filterAmpersand (TM.EStyled tt exps) = TM.EStyled tt (map filterAmpersand exps)
+filterAmpersand (TM.EGrouped exps) = TM.EGrouped (map filterAmpersand exps)
+filterAmpersand e = e
elemToOMathRunTextStyle :: Element -> OMathRunTextStyle
elemToOMathRunTextStyle element
@@ -198,7 +116,7 @@ elemToOMathRunTextStyle element
let scr =
case
filterChildName (hasElemName"m" "scr") mrPr >>=
- findAttrBy (hasElemName"m" "val")
+ findAttrBy (hasElemName"m" "val")
of
Just "roman" -> Just ORoman
Just "script" -> Just OScript
@@ -222,183 +140,10 @@ elemToOMathRunTextStyle element
Styled { oMathScript = scr, oMathStyle = sty }
| otherwise = NoStyle
-
-
-elemToNAryStyle :: Element -> NAryStyle
-elemToNAryStyle element
- | Just narypr <- filterChildName (hasElemName"m" "naryPr") element =
- let
- chr = filterChildName (hasElemName"m" "chr") narypr >>=
- findAttrBy (hasElemName"m" "val") >>=
- Just . head
- limLoc = filterChildName (hasElemName"m" "limLoc") narypr >>=
- findAttrBy (hasElemName"m" "val")
- limLoc' = case limLoc of
- Just "undOver" -> UnderOver
- Just "subSup" -> SubSup
- _ -> SubSup
- in
- NAryStyle { nAryChar = chr, nAryLimLoc = limLoc'}
-elemToNAryStyle _ = defaultNAryStyle
-
-elemToDelimStyle :: Element -> DelimStyle
-elemToDelimStyle element
- | Just dPr <- filterChildName (hasElemName"m" "dPr") element =
- let begChr = filterChildName (hasElemName"m" "begChr") dPr >>=
- findAttrBy (hasElemName"m" "val") >>=
- (\c -> if null c then (Just ' ') else (Just $ head c))
- sepChr = filterChildName (hasElemName"m" "sepChr") dPr >>=
- findAttrBy (hasElemName"m" "val") >>=
- (\c -> if null c then (Just ' ') else (Just $ head c))
- endChr = filterChildName (hasElemName"m" "endChr") dPr >>=
- findAttrBy (hasElemName"m" "val") >>=
- (\c -> if null c then (Just ' ') else (Just $ head c))
- in
- DelimStyle { delimBegChar = begChr
- , delimSepChar = sepChr
- , delimEndChar = endChr}
-elemToDelimStyle _ = defaultDelimStyle
-
-elemToGroupStyle :: Element -> GroupStyle
-elemToGroupStyle element
- | Just gPr <- filterChildName (hasElemName"m" "groupChrPr") element =
- let chr = filterChildName (hasElemName"m" "chr") gPr >>=
- findAttrBy (hasElemName"m" "val") >>=
- Just . head
- pos = filterChildName (hasElemName"m" "pos") gPr >>=
- findAttrBy (hasElemName"m" "val") >>=
- (\s -> Just $ if s == "top" then Top else Bottom)
- in
- GroupStyle { groupChr = chr, groupPos = pos }
-elemToGroupStyle _ = defaultGroupStyle
-
-elemToMathElem :: Element -> Maybe OMathElem
-elemToMathElem element | isElem "m" "acc" element = do
- let accChar =
- filterChildName (hasElemName"m" "accPr") element >>=
- filterChildName (hasElemName"m" "chr") >>=
- findAttrBy (hasElemName"m" "val") >>=
- Just . head
- accPr = AccentStyle { accentChar = accChar}
- base <- filterChildName (hasElemName"m" "e") element >>=
- elemToBase
- return $ Accent accPr base
-elemToMathElem element | isElem "m" "bar" element = do
- barPr <- filterChildName (hasElemName"m" "barPr") element >>=
- filterChildName (hasElemName"m" "pos") >>=
- findAttrBy (hasElemName"m" "val") >>=
- (\s ->
- Just $ BarStyle {
- barPos = (if s == "bot" then Bottom else Top)
- })
- base <- filterChildName (hasElemName"m" "e") element >>=
- elemToBase
- return $ Bar barPr base
-elemToMathElem element | isElem "m" "box" element =
- filterChildName (hasElemName"m" "e") element >>=
- elemToBase >>=
- (\b -> return $ Box b)
-elemToMathElem element | isElem "m" "borderBox" element =
- filterChildName (hasElemName"m" "e") element >>=
- elemToBase >>=
- (\b -> return $ BorderBox b)
-elemToMathElem element | isElem "m" "d" element =
- let style = elemToDelimStyle element
- in
- return $ Delimiter style $ mapMaybe (elemToBase) (elChildren element)
-elemToMathElem element | isElem "m" "eqArr" element =
- return $ EquationArray $ mapMaybe (elemToBaseNoAmpersand) (elChildren element)
-elemToMathElem element | isElem "m" "f" element = do
- num <- filterChildName (hasElemName"m" "num") element
- den <- filterChildName (hasElemName"m" "den") element
- let numElems = mapMaybe (elemToMathElem) (elChildren num)
- denElems = mapMaybe (elemToMathElem) (elChildren den)
- return $ Fraction numElems denElems
-elemToMathElem element | isElem "m" "func" element = do
- fName <- filterChildName (hasElemName"m" "fName") element
- base <- filterChildName (hasElemName"m" "e") element >>=
- elemToBase
- let fnElems = mapMaybe (elemToMathElem) (elChildren fName)
- return $ Function fnElems base
-elemToMathElem element | isElem "m" "groupChr" element =
- let style = elemToGroupStyle element
- in
- filterChildName (hasElemName"m" "e") element >>=
- elemToBase >>=
- (\b -> return $ Group style b)
-elemToMathElem element | isElem "m" "limLow" element = do
- base <- filterChildName (hasElemName"m" "e") element
- >>= elemToBase
- lim <- filterChildName (hasElemName"m" "lim") element
- let limElems = mapMaybe (elemToMathElem) (elChildren lim)
- return $ LowerLimit base limElems
-elemToMathElem element | isElem "m" "limUpp" element = do
- base <- filterChildName (hasElemName"m" "e") element
- >>= elemToBase
- lim <- filterChildName (hasElemName"m" "lim") element
- let limElems = mapMaybe (elemToMathElem) (elChildren lim)
- return $ UpperLimit base limElems
-elemToMathElem element | isElem "m" "m" element = do
- let rows = filterChildrenName (hasElemName"m" "mr") element
- let bases = mapMaybe (\mr -> mapM (elemToBase) (elChildren mr)) rows
- return $ Matrix bases
-elemToMathElem element | isElem "m" "nary" element = do
- let style = elemToNAryStyle element
- sub <- filterChildName (hasElemName"m" "sub") element >>=
- (\e -> return $ mapMaybe (elemToMathElem) (elChildren e))
- sup <- filterChildName (hasElemName"m" "sup") element >>=
- (\e -> return $ mapMaybe (elemToMathElem) (elChildren e))
- base <- filterChildName (hasElemName"m" "e") element >>=
- elemToBase
- return $ NAry style sub sup base
-elemToMathElem element | isElem "m" "rad" element = do
- deg <- filterChildName (hasElemName"m" "deg") element >>=
- (\e -> return $ mapMaybe (elemToMathElem) (elChildren e))
- base <- filterChildName (hasElemName"m" "e") element >>=
- elemToBase
- return $ Radical deg base
-elemToMathElem element | isElem "m" "phant" element = do
- base <- filterChildName (hasElemName"m" "e") element >>=
- elemToBase
- return $ Phantom base
-elemToMathElem element | isElem "m" "sPre" element = do
- sub <- filterChildName (hasElemName"m" "sub") element >>=
- (\e -> return $ mapMaybe (elemToMathElem) (elChildren e))
- sup <- filterChildName (hasElemName"m" "sup") element >>=
- (\e -> return $ mapMaybe (elemToMathElem) (elChildren e))
- base <- filterChildName (hasElemName"m" "e") element >>=
- elemToBase
- return $ PreSubSuper sub sup base
-elemToMathElem element | isElem "m" "sSub" element = do
- base <- filterChildName (hasElemName"m" "e") element >>=
- elemToBase
- sub <- filterChildName (hasElemName"m" "sub") element >>=
- (\e -> return $ mapMaybe (elemToMathElem) (elChildren e))
- return $ Sub base sub
-elemToMathElem element | isElem "m" "sSubSup" element = do
- base <- filterChildName (hasElemName"m" "e") element >>=
- elemToBase
- sub <- filterChildName (hasElemName"m" "sub") element >>=
- (\e -> return $ mapMaybe (elemToMathElem) (elChildren e))
- sup <- filterChildName (hasElemName"m" "sup") element >>=
- (\e -> return $ mapMaybe (elemToMathElem) (elChildren e))
- return $ SubSuper base sub sup
-elemToMathElem element | isElem "m" "sSup" element = do
- base <- filterChildName (hasElemName"m" "e") element >>=
- elemToBase
- sup <- filterChildName (hasElemName"m" "sup") element >>=
- (\e -> return $ mapMaybe (elemToMathElem) (elChildren e))
- return $ Super base sup
-elemToMathElem element | isElem "m" "r" element = do
- let mrPr = elemToOMathRunStyle element
- mrElems <- elemToOMathRunElems element
- return $ OMathRun mrPr mrElems
-elemToMathElem _ = Nothing
-
elemToOMathRunElem :: Element -> Maybe OMathRunElem
elemToOMathRunElem element
| isElem "w" "t" element
- || isElem "m" "t" element
+ || isElem "m" "t" element
|| isElem "w" "delText" element = Just $ TextRun $ strContent element
| isElem "w" "br" element = Just LnBrk
| isElem "w" "tab" element = Just Tab
@@ -421,149 +166,10 @@ oMathRunElemToString (Tab) = ['\t']
oMathRunElemsToString :: [OMathRunElem] -> String
oMathRunElemsToString = concatMap oMathRunElemToString
-oMathElemToString :: OMathElem -> String
-oMathElemToString (OMathRun _ oMathRunElems) =
- oMathRunElemsToString oMathRunElems
-oMathElemToString _ = ""
-
-
-oMathToExps :: OMath -> [TM.Exp]
-oMathToExps (OMath oMathElems) = concatMap oMathElemToExps oMathElems
-
-oMathElemToExps :: OMathElem -> [TM.Exp]
-oMathElemToExps (Accent style base) =
- let baseExp = baseToExp base
- chr = case accentChar style of
- Just c -> c
- Nothing -> '\180' -- default to acute.
- in
- [TM.EOver False baseExp (TM.ESymbol TM.Accent [chr])]
-oMathElemToExps(Bar style base) =
- let baseExp = baseToExp base
- in
- case barPos style of
- Top -> [TM.EOver False baseExp (TM.ESymbol TM.Accent "\175")]
- Bottom -> [TM.EUnder False baseExp (TM.ESymbol TM.Accent "\818")]
-oMathElemToExps (Box base) = [baseToExp base]
-oMathElemToExps (BorderBox base) =
- -- TODO: This should be "\\boxed" somehow
- [baseToExp base]
-oMathElemToExps (Delimiter dPr bases) =
- let baseExps = map baseToExp bases
- inDelimExps = map Right baseExps
- beg = fromMaybe '(' (delimBegChar dPr)
- end = fromMaybe ')' (delimEndChar dPr)
- sep = fromMaybe '|' (delimSepChar dPr)
- exps = intersperse (Left [sep]) inDelimExps
- in
- [TM.EDelimited [beg] [end] exps]
-oMathElemToExps (EquationArray bases) =
- let baseExps = map (\b -> [baseToExp' b]) bases
- in
- [TM.EArray [] baseExps]
-oMathElemToExps (Fraction num denom) =
- let numExp = TM.EGrouped $ concatMap oMathElemToExps num
- denExp = TM.EGrouped $ concatMap oMathElemToExps denom
- in
- [TM.EFraction TM.NormalFrac numExp denExp]
-oMathElemToExps (Function fname base) =
- -- We need a string for the fname, but omml gives it to us as a
- -- series of oMath elems. We're going to filter out the oMathRuns,
- -- which should work for us most of the time.
- let fnameString = concatMap oMathElemToString fname
- baseExp = baseToExp base
- in
- [TM.EMathOperator fnameString, baseExp]
-oMathElemToExps (Group style base)
- | Just Top <- groupPos style =
- let baseExp = baseToExp base
- chr = case groupChr style of
- Just c -> c
- Nothing -> '\65079' -- default to overbrace
- in
- [TM.EOver False baseExp (TM.ESymbol TM.Accent [chr])]
- | otherwise =
- let baseExp = baseToExp base
- chr = case groupChr style of
- Just c -> c
- Nothing -> '\65080' -- default to underbrace
- in
- [TM.EUnder False baseExp (TM.ESymbol TM.Accent [chr])]
-oMathElemToExps (LowerLimit base limElems) = do
- let baseExp = baseToExp base
- lim = TM.EGrouped $ concatMap oMathElemToExps limElems
- in
- [TM.EUnder True lim baseExp]
-oMathElemToExps (UpperLimit base limElems) =
- let baseExp = baseToExp base
- lim = TM.EGrouped $ concatMap oMathElemToExps limElems
- in
- [TM.EOver True lim baseExp]
-oMathElemToExps (Matrix bases) =
- let rows = map (map baseToExp') bases
- in
- [TM.EArray [TM.AlignCenter] rows]
-oMathElemToExps (NAry style sub sup base) =
- let
- subExps = concatMap oMathElemToExps sub
- supExps = concatMap oMathElemToExps sup
- baseExp = baseToExp base
- opChar = case nAryChar style of
- Just c -> c
- -- default to integral
- Nothing -> '\8747'
- in [ TM.ESubsup
- (TM.ESymbol TM.Op [opChar])
- (TM.EGrouped subExps)
- (TM.EGrouped supExps)
- , baseExp]
-oMathElemToExps (Phantom base) =
- [TM.EPhantom $ baseToExp base]
-oMathElemToExps (Radical degree base) =
- let degExps = concatMap oMathElemToExps degree
- baseExp = baseToExp base
- in
- case degExps of
- [] -> [TM.ESqrt baseExp]
- ds -> [TM.ERoot (TM.EGrouped ds) baseExp]
-oMathElemToExps (PreSubSuper sub sup base) =
- let subExps = concatMap oMathElemToExps sub
- supExps = concatMap oMathElemToExps sup
- baseExp = baseToExp base
- in [ TM.ESubsup
- (TM.EIdentifier "") (TM.EGrouped subExps) (TM.EGrouped supExps)
- , baseExp]
-oMathElemToExps (Sub base sub) =
- let baseExp = baseToExp base
- subExps = concatMap oMathElemToExps sub
- in
- [TM.ESub baseExp (TM.EGrouped subExps)]
-oMathElemToExps (SubSuper base sub sup) =
- let baseExp = baseToExp base
- subExps = concatMap oMathElemToExps sub
- supExps = concatMap oMathElemToExps sup
- in
- [TM.ESubsup baseExp (TM.EGrouped subExps) (TM.EGrouped supExps)]
-oMathElemToExps (Super base sup) =
- let baseExp = baseToExp base
- supExps = concatMap oMathElemToExps sup
- in
- [TM.ESuper baseExp (TM.EGrouped supExps)]
-oMathElemToExps (OMathRun sty elems)
- | NoStyle <- oMathRunTextStyle sty =
- [TM.EIdentifier $ oMathRunElemsToString elems]
- | Nothing <- oMathRunStyleToTextType sty =
- [TM.EIdentifier $ oMathRunElemsToString elems]
- | Just textType <- oMathRunStyleToTextType sty =
- if oMathLit sty
- then [TM.EText textType (oMathRunElemsToString elems)]
- else [TM.EStyled textType [TM.EIdentifier $ oMathRunElemsToString elems]]
-oMathElemToExps (OMathRun _ _) = []
-
oMathRunTextStyleToTextType :: OMathRunTextStyle -> Maybe TM.TextType
oMathRunTextStyleToTextType (Normal) = Just $ TM.TextNormal
oMathRunTextStyleToTextType (NoStyle) = Nothing
-oMathRunTextStyleToTextType (Styled scr sty)
+oMathRunTextStyleToTextType (Styled scr sty)
| Just OBold <- sty
, Just OSansSerif <- scr =
Just $ TM.TextSansSerifBold
@@ -598,70 +204,6 @@ oMathRunTextStyleToTextType (Styled scr sty)
| otherwise = Nothing
-oMathRunStyleToTextType :: OMathRunStyle -> Maybe TM.TextType
-oMathRunStyleToTextType mrPr
- | Normal <- oMathRunTextStyle mrPr =
- Just $ TM.TextNormal
- | Styled scr sty <- oMathRunTextStyle mrPr
- ,Just OBold <- sty
- , Just OSansSerif <- scr =
- Just $ TM.TextSansSerifBold
- | Styled scr sty <- oMathRunTextStyle mrPr
- , Just OBoldItalic <- sty
- , Just OSansSerif <- scr =
- Just $ TM.TextSansSerifBoldItalic
- | Styled scr sty <- oMathRunTextStyle mrPr
- , Just OBold <- sty
- , Just OScript <- scr =
- Just $ TM.TextBoldScript
- | Styled scr sty <- oMathRunTextStyle mrPr
- , Just OBold <- sty
- , Just OFraktur <- scr =
- Just $ TM.TextBoldFraktur
- | Styled scr sty <- oMathRunTextStyle mrPr
- , Just OItalic <- sty
- , Just OSansSerif <- scr =
- Just $ TM.TextSansSerifItalic
- | Styled _ sty <- oMathRunTextStyle mrPr
- , Just OBold <- sty =
- Just $ TM.TextBold
- | Styled _ sty <- oMathRunTextStyle mrPr
- , Just OItalic <- sty =
- Just $ TM.TextItalic
- | Styled scr _ <- oMathRunTextStyle mrPr
- , Just OMonospace <- scr =
- Just $ TM.TextMonospace
- | Styled scr _ <- oMathRunTextStyle mrPr
- , Just OSansSerif <- scr =
- Just $ TM.TextSansSerif
- | Styled scr _ <- oMathRunTextStyle mrPr
- , Just ODoubleStruck <- scr =
- Just $ TM.TextDoubleStruck
- | Styled scr _ <- oMathRunTextStyle mrPr
- , Just OScript <- scr =
- Just $ TM.TextDoubleStruck
- | Styled scr _ <- oMathRunTextStyle mrPr
- , Just OFraktur <- scr =
- Just $ TM.TextFraktur
- | Styled _ sty <- oMathRunTextStyle mrPr
- , Just OBoldItalic <- sty =
- Just $ TM.TextBoldItalic
- | otherwise = Nothing
-
-baseToExp :: Base -> TM.Exp
-baseToExp b = case baseToExp' b of
- (e : []) -> e
- exps -> TM.EGrouped exps
-
--- an ungrouped version of baseToExp
-baseToExp' :: Base -> [TM.Exp]
-baseToExp' (Base mathElems) =
- concatMap oMathElemToExps mathElems
-
-elemToExps :: Element -> Maybe [TM.Exp]
-elemToExps element = oMathToExps <$> (elemToMath element)
-
-
elemToExps' :: Element -> Maybe [TM.Exp]
elemToExps' element | isElem "m" "acc" element = do
let chr = filterChildName (hasElemName "m" "accPr") element >>=
@@ -672,35 +214,31 @@ elemToExps' element | isElem "m" "acc" element = do
Just c -> c
Nothing -> '\180' -- default to acute.
baseExp <- filterChildName (hasElemName "m" "e") element >>=
- elemToBase >>=
- (return . baseToExp)
+ elemToBase
return $ [TM.EOver False baseExp (TM.ESymbol TM.Accent [chr'])]
elemToExps' element | isElem "m" "bar" element = do
pos <- filterChildName (hasElemName "m" "barPr") element >>=
filterChildName (hasElemName "m" "pos") >>=
- findAttrBy (hasElemName "m" "val")
+ findAttrBy (hasElemName "m" "val")
baseExp <- filterChildName (hasElemName "m" "e") element >>=
- elemToBase >>=
- (return . baseToExp)
+ elemToBase
case pos of
"top" -> Just [TM.EOver False baseExp (TM.ESymbol TM.Accent "\175")]
"bot" -> Just [TM.EUnder False baseExp (TM.ESymbol TM.Accent "\818")]
_ -> Nothing
elemToExps' element | isElem "m" "box" element = do
baseExp <- filterChildName (hasElemName "m" "e") element >>=
- elemToBase >>=
- (return . baseToExp)
+ elemToBase
return [baseExp]
elemToExps' element | isElem "m" "borderBox" element = do
-- TODO: This needs to be "\\boxed" somehow.
baseExp <- filterChildName (hasElemName "m" "e") element >>=
- elemToBase >>=
- (return . baseToExp)
+ elemToBase
return [baseExp]
-elemToExps' element | isElem "m" "d" element =
+elemToExps' element | isElem "m" "d" element =
let baseExps = mapMaybe
- (\e -> (elemToBase e >>= (return . baseToExp)))
- (elChildren element)
+ elemToBase
+ (elChildren element)
inDelimExps = map Right baseExps
dPr = filterChildName (hasElemName "m" "dPr") element
begChr = dPr >>=
@@ -722,10 +260,10 @@ elemToExps' element | isElem "m" "d" element =
in
Just [TM.EDelimited [beg] [end] exps]
elemToExps' element | isElem "m" "eqArr" element =
- let bases = mapMaybe (elemToBaseNoAmpersand) (elChildren element)
- baseExps = map (\b -> [baseToExp' b]) bases
+ let expLst = mapMaybe elemToBases (elChildren element)
+ expLst' = map (\es -> [map filterAmpersand es]) expLst
in
- return [TM.EArray [] baseExps]
+ return [TM.EArray [] expLst']
elemToExps' element | isElem "m" "f" element = do
num <- filterChildName (hasElemName "m" "num") element
den <- filterChildName (hasElemName "m" "den") element
@@ -735,8 +273,7 @@ elemToExps' element | isElem "m" "f" element = do
elemToExps' element | isElem "m" "func" element = do
fName <- filterChildName (hasElemName "m" "fName") element
baseExp <- filterChildName (hasElemName "m" "e") element >>=
- elemToBase >>=
- (return . baseToExp)
+ elemToBase
-- We need a string for the fname, but omml gives it to us as a
-- series of oMath elems. We're going to filter out the oMathRuns,
-- which should work for us most of the time.
@@ -752,8 +289,7 @@ elemToExps' element | isElem "m" "groupChr" element = do
filterChildName (hasElemName "m" "pos") >>=
findAttrBy (hasElemName "m" "val")
baseExp <- filterChildName (hasElemName "m" "e") element >>=
- elemToBase >>=
- (return . baseToExp)
+ elemToBase
case pos of
Just "top" ->
let chr' = case chr of
@@ -771,7 +307,6 @@ elemToExps' element | isElem "m" "groupChr" element = do
elemToExps' element | isElem "m" "limLow" element = do
baseExp <- filterChildName (hasElemName "m" "e") element
>>= elemToBase
- >>= (return . baseToExp)
limExp <- filterChildName (hasElemName "m" "lim") element
>>= (\e -> Just $ concat $ mapMaybe (elemToExps') (elChildren e))
>>= (return . TM.EGrouped)
@@ -779,16 +314,15 @@ elemToExps' element | isElem "m" "limLow" element = do
elemToExps' element | isElem "m" "limUpp" element = do
baseExp <- filterChildName (hasElemName "m" "e") element
>>= elemToBase
- >>= (return . baseToExp)
limExp <- filterChildName (hasElemName "m" "lim") element
>>= (\e -> Just $ concat $ mapMaybe (elemToExps') (elChildren e))
>>= (return . TM.EGrouped)
return [TM.EOver True limExp baseExp]
-elemToExps' element | isElem "m" "m" element =
+elemToExps' element | isElem "m" "m" element =
let rows = filterChildrenName (hasElemName "m" "mr") element
rowExps = map
(\mr -> mapMaybe
- (\e -> (elemToBase e >>= return . baseToExp'))
+ elemToBases
(elChildren mr))
rows
in
@@ -809,8 +343,7 @@ elemToExps' element | isElem "m" "nary" element = do
supExps <- filterChildName (hasElemName "m" "sup") element >>=
(\e -> return $ concat $ mapMaybe (elemToExps') (elChildren e))
baseExp <- filterChildName (hasElemName "m" "e") element >>=
- elemToBase >>=
- (return . baseToExp)
+ elemToBase
case limLoc of
Just "undOvr" -> return [TM.EUnderover True
(TM.ESymbol TM.Op [opChr])
@@ -825,15 +358,13 @@ elemToExps' element | isElem "m" "nary" element = do
elemToExps' element | isElem "m" "phant" element = do
baseExp <- filterChildName (hasElemName "m" "e") element >>=
- elemToBase >>=
- (return . baseToExp)
+ elemToBase
return [TM.EPhantom baseExp]
elemToExps' element | isElem "m" "rad" element = do
degExps <- filterChildName (hasElemName "m" "deg") element >>=
(\e -> return $ concat $ mapMaybe (elemToExps') (elChildren e))
baseExp <- filterChildName (hasElemName "m" "e") element >>=
- elemToBase >>=
- (return . baseToExp)
+ elemToBase
return $ case degExps of
[] -> [TM.ESqrt baseExp]
ds -> [TM.ERoot (TM.EGrouped ds) baseExp]
@@ -843,8 +374,7 @@ elemToExps' element | isElem "m" "sPre" element = do
supExps <- filterChildName (hasElemName "m" "sup") element >>=
(\e -> return $ concat $ mapMaybe (elemToExps') (elChildren e))
baseExp <- filterChildName (hasElemName "m" "e") element >>=
- elemToBase >>=
- (return . baseToExp)
+ elemToBase
return [TM.ESubsup
(TM.EIdentifier "")
(TM.EGrouped subExps)
@@ -852,15 +382,13 @@ elemToExps' element | isElem "m" "sPre" element = do
, baseExp]
elemToExps' element | isElem "m" "sSub" element = do
baseExp <- filterChildName (hasElemName "m" "e") element >>=
- elemToBase >>=
- (return . baseToExp)
+ elemToBase
subExps <- filterChildName (hasElemName "m" "sub") element >>=
(\e -> return $ concat $ mapMaybe (elemToExps') (elChildren e))
return [TM.ESub baseExp (TM.EGrouped subExps)]
elemToExps' element | isElem "m" "sSubSup" element = do
baseExp <- filterChildName (hasElemName "m" "e") element >>=
- elemToBase >>=
- (return . baseToExp)
+ elemToBase
subExps <- filterChildName (hasElemName "m" "sub") element >>=
(\e -> return $ concat $ mapMaybe (elemToExps') (elChildren e))
supExps <- filterChildName (hasElemName "m" "sup") element >>=
@@ -868,8 +396,7 @@ elemToExps' element | isElem "m" "sSubSup" element = do
return [TM.ESubsup baseExp (TM.EGrouped subExps) (TM.EGrouped supExps)]
elemToExps' element | isElem "m" "sSup" element = do
baseExp <- filterChildName (hasElemName "m" "e") element >>=
- elemToBase >>=
- (return . baseToExp)
+ elemToBase
supExps <- filterChildName (hasElemName "m" "sup") element >>=
(\e -> return $ concat $ mapMaybe (elemToExps') (elChildren e))
return [TM.ESuper baseExp (TM.EGrouped supExps)]
@@ -890,6 +417,7 @@ elemToExps' element | isElem "m" "r" element = do
[TM.EStyled textType [TM.EIdentifier $ oMathRunElemsToString mrElems]]
elemToExps' _ = Nothing
+
expToString :: TM.Exp -> String
expToString (TM.ENumber s) = s
expToString (TM.EIdentifier s) = s
diff --git a/src/Text/Pandoc/Readers/Docx/Parse.hs b/src/Text/Pandoc/Readers/Docx/Parse.hs
index 56dd2c96d..8c9b4d672 100644
--- a/src/Text/Pandoc/Readers/Docx/Parse.hs
+++ b/src/Text/Pandoc/Readers/Docx/Parse.hs
@@ -61,7 +61,7 @@ import qualified Text.Pandoc.UTF8 as UTF8
import Control.Monad.Reader
import qualified Data.Map as M
import Text.Pandoc.Compat.Except
-import Text.Pandoc.Readers.Docx.OMath (elemToExps)
+import Text.Pandoc.Readers.Docx.OMath (readOMML)
import Text.TeXMath (Exp)
data ReaderEnv = ReaderEnv { envNotes :: Notes
@@ -475,7 +475,7 @@ elemToBodyPart ns element
| isElem ns "w" "p" element
, (c:_) <- findChildren (elemName ns "m" "oMathPara") element =
do
- expsLst <- mapD (\e -> (maybeToD $ elemToExps e)) (elChildren c)
+ expsLst <- mapD (\e -> (maybeToD $ readOMML e)) (elChildren c)
return $ OMathPara expsLst
elemToBodyPart ns element
| isElem ns "w" "p" element
@@ -574,8 +574,8 @@ elemToParPart ns element
Just target -> ExternalHyperLink target runs
Nothing -> ExternalHyperLink "" runs
elemToParPart ns element
- | isElem ns "m" "oMath" element =
- (maybeToD $ elemToExps element) >>= (return . PlainOMath)
+ | isElem ns "m" "oMath" element =
+ (maybeToD $ readOMML element) >>= (return . PlainOMath)
elemToParPart _ _ = throwError WrongElem
lookupFootnote :: String -> Notes -> Maybe Element
@@ -677,13 +677,3 @@ elemToRunElems ns element
|| isElem ns "m" "r" element =
mapD (elemToRunElem ns) (elChildren element)
elemToRunElems _ _ = throwError WrongElem
-
-
-
-
-
-
-
-
-
-