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--------------------------------------------------------------------------------
-- | This module provides an wrapper API around the file system which does some
-- caching.
module Hakyll.Core.Provider
( -- * Constructing resource providers
Internal.Provider
, newProvider
-- * Querying resource properties
, Internal.resourceList
, Internal.resourceExists
, Internal.resourceFilePath
, Internal.resourceModified
, Internal.resourceModificationTime
-- * Access to raw resource content
, Internal.resourceString
, Internal.resourceLBS
-- * Access to metadata and body content
, Internal.resourceMetadata
, Internal.resourceBody
) where
--------------------------------------------------------------------------------
import qualified Hakyll.Core.Provider.Internal as Internal
import qualified Hakyll.Core.Provider.MetadataCache as Internal
import Hakyll.Core.Store (Store)
--------------------------------------------------------------------------------
-- | Create a resource provider
newProvider :: Store -- ^ Store to use
-> (FilePath -> IO Bool) -- ^ Should we ignore this file?
-> FilePath -- ^ Search directory
-> IO Internal.Provider -- ^ Resulting provider
newProvider store ignore directory = do
-- Delete metadata cache where necessary
p <- Internal.newProvider store ignore directory
mapM_ (Internal.resourceInvalidateMetadataCache p) $
filter (Internal.resourceModified p) $ Internal.resourceList p
return p
|
