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Add necessary powerpoint functions to Class.

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This commit is contained in:
Jesse Rosenthal 2017-12-10 10:58:50 -05:00
parent 6cc673dbab
commit 8cd0ebe303
1 changed files with 64 additions and 0 deletions
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64
src/Text/Pandoc/Class.hs
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@ -674,6 +674,66 @@ getDefaultReferenceODT = do
Nothing -> foldr addEntryToArchive emptyArchive <$>
mapM pathToEntry paths
getDefaultReferencePptx :: PandocMonad m => m Archive
getDefaultReferencePptx = do
-- We're going to narrow this down substantially once we get it
-- working.
let paths = [ "[Content_Types].xml"
, "_rels/.rels"
, "docProps/app.xml"
, "docProps/core.xml"
, "ppt/_rels/presentation.xml.rels"
, "ppt/presProps.xml"
, "ppt/presentation.xml"
, "ppt/slideLayouts/_rels/slideLayout1.xml.rels"
, "ppt/slideLayouts/_rels/slideLayout10.xml.rels"
, "ppt/slideLayouts/_rels/slideLayout11.xml.rels"
, "ppt/slideLayouts/_rels/slideLayout2.xml.rels"
, "ppt/slideLayouts/_rels/slideLayout3.xml.rels"
, "ppt/slideLayouts/_rels/slideLayout4.xml.rels"
, "ppt/slideLayouts/_rels/slideLayout5.xml.rels"
, "ppt/slideLayouts/_rels/slideLayout6.xml.rels"
, "ppt/slideLayouts/_rels/slideLayout7.xml.rels"
, "ppt/slideLayouts/_rels/slideLayout8.xml.rels"
, "ppt/slideLayouts/_rels/slideLayout9.xml.rels"
, "ppt/slideLayouts/slideLayout1.xml"
, "ppt/slideLayouts/slideLayout10.xml"
, "ppt/slideLayouts/slideLayout11.xml"
, "ppt/slideLayouts/slideLayout2.xml"
, "ppt/slideLayouts/slideLayout3.xml"
, "ppt/slideLayouts/slideLayout4.xml"
, "ppt/slideLayouts/slideLayout5.xml"
, "ppt/slideLayouts/slideLayout6.xml"
, "ppt/slideLayouts/slideLayout7.xml"
, "ppt/slideLayouts/slideLayout8.xml"
, "ppt/slideLayouts/slideLayout9.xml"
, "ppt/slideMasters/_rels/slideMaster1.xml.rels"
, "ppt/slideMasters/slideMaster1.xml"
, "ppt/slides/_rels/slide1.xml.rels"
, "ppt/slides/slide1.xml"
, "ppt/tableStyles.xml"
, "ppt/theme/theme1.xml"
, "ppt/viewProps.xml"
]
let toLazy = BL.fromChunks . (:[])
let pathToEntry path = do
epochtime <- (floor . utcTimeToPOSIXSeconds) <$> getCurrentTime
contents <- toLazy <$> readDataFile ("pptx/" ++ path)
return $ toEntry path epochtime contents
datadir <- getUserDataDir
mbArchive <- case datadir of
Nothing -> return Nothing
Just d -> do
exists <- fileExists (d </> "reference.pptx")
if exists
then return (Just (d </> "reference.pptx"))
else return Nothing
case mbArchive of
Just arch -> toArchive <$> readFileLazy arch
Nothing -> foldr addEntryToArchive emptyArchive <$>
mapM pathToEntry paths
-- | Read file from user data directory or,
-- if not found there, from Cabal data directory.
readDataFile :: PandocMonad m => FilePath -> m B.ByteString
@ -691,6 +751,8 @@ readDataFile fname = do
readDefaultDataFile :: PandocMonad m => FilePath -> m B.ByteString
readDefaultDataFile "reference.docx" =
(B.concat . BL.toChunks . fromArchive) <$> getDefaultReferenceDocx
readDefaultDataFile "reference.pptx" =
(B.concat . BL.toChunks . fromArchive) <$> getDefaultReferencePptx
readDefaultDataFile "reference.odt" =
(B.concat . BL.toChunks . fromArchive) <$> getDefaultReferenceODT
readDefaultDataFile fname =
@ -806,6 +868,7 @@ data PureState = PureState { stStdGen :: StdGen
, stTime :: UTCTime
, stTimeZone :: TimeZone
, stReferenceDocx :: Archive
, stReferencePptx :: Archive
, stReferenceODT :: Archive
, stFiles :: FileTree
, stUserDataFiles :: FileTree
@ -820,6 +883,7 @@ instance Default PureState where
, stTime = posixSecondsToUTCTime 0
, stTimeZone = utc
, stReferenceDocx = emptyArchive
, stReferencePptx = emptyArchive
, stReferenceODT = emptyArchive
, stFiles = mempty
, stUserDataFiles = mempty