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-rw-r--r--src/Text/Pandoc/Lua/Module/MediaBag.hs8
1 files changed, 7 insertions, 1 deletions
diff --git a/src/Text/Pandoc/Lua/Module/MediaBag.hs b/src/Text/Pandoc/Lua/Module/MediaBag.hs
index 52aeaa1af..ce6303ec6 100644
--- a/src/Text/Pandoc/Lua/Module/MediaBag.hs
+++ b/src/Text/Pandoc/Lua/Module/MediaBag.hs
@@ -20,6 +20,7 @@ import Foreign.Lua (Lua, NumResults, Optional, liftIO)
import Text.Pandoc.Class (CommonState (..), fetchItem, putCommonState,
runIOorExplode, setMediaBag)
import Text.Pandoc.Lua.Marshaling ()
+import Text.Pandoc.Lua.Marshaling.MediaBag (pushIterator)
import Text.Pandoc.Lua.Util (addFunction)
import Text.Pandoc.MIME (MimeType)
@@ -34,6 +35,7 @@ pushModule :: Lua NumResults
pushModule = do
Lua.newtable
addFunction "insert" insertMediaFn
+ addFunction "items" items
addFunction "lookup" lookupMediaFn
addFunction "list" mediaDirectoryFn
addFunction "fetch" fetch
@@ -66,9 +68,13 @@ insertMediaFn fp optionalMime contents = do
modifyCommonState $ \st ->
let mb = MB.insertMedia fp (Lua.fromOptional optionalMime) contents
(stMediaBag st)
- in st { stMediaBag = mb}
+ in st { stMediaBag = mb }
return 0
+-- | Returns iterator values to be used with a Lua @for@ loop.
+items :: Lua NumResults
+items = stMediaBag <$> getCommonState >>= pushIterator
+
lookupMediaFn :: FilePath
-> Lua NumResults
lookupMediaFn fp = do