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{-|
Module : Gargantext.API.Public
Description :
Copyright : (c) CNRS, 2017-Present
License : AGPL + CECILL v3
Maintainer : team@gargantext.org
Stability : experimental
Portability : POSIX
-}
{-# LANGUAGE TypeOperators #-}
{-# LANGUAGE ScopedTypeVariables #-}
module Gargantext.API.Public
where
import Data.Set (Set)
import Control.Lens ((^?), (^.), _Just)
import Data.Maybe (catMaybes)
import Data.Text (Text)
import Data.List (replicate, null)
import Data.Aeson
import Data.Swagger hiding (title, url)
import GHC.Generics (Generic)
import Servant
import Test.QuickCheck (elements)
import Test.QuickCheck.Arbitrary
import qualified Data.List as List
import qualified Data.Map as Map
import qualified Data.Set as Set
import Gargantext.API.Prelude
import Gargantext.API.Node.File
import Gargantext.Database.Query.Table.Node.Error (HasNodeError(..))
import Gargantext.Database.Prelude
import Gargantext.Database.Admin.Types.Hyperdata
import Gargantext.Database.Admin.Types.Hyperdata.CorpusField
import Gargantext.Database.Admin.Types.Node
import Gargantext.Database.Query.Table.NodeNode (selectPublicNodes)
import Gargantext.Core.Utils.DateUtils (utc2year)
import Gargantext.Database.Schema.Node -- (NodePoly(..))
import Gargantext.Prelude
import qualified Gargantext.Utils.Aeson as GUA
------------------------------------------------------------------------
type API = API_Home
:<|> API_Node
api :: Text -> GargServer API
api baseUrl = (api_home baseUrl)
:<|> api_node
-------------------------------------------------------------------------
type API_Home = Summary " Public Home API"
:> Get '[JSON] [PublicData]
api_home :: Text -> GargServer API_Home
api_home baseUrl = catMaybes
<$> map (toPublicData baseUrl)
<$> filterPublicDatas
<$> selectPublic
-------------------------------------------------------------------------
type API_Node = Summary " Public Node API"
:> Capture "node" NodeId
:> "file" :> FileApi
api_node :: NodeId -> GargServer FileApi
api_node nId = do
pubNodes <- publicNodes
-- TODO optimize with SQL
case Set.member nId pubNodes of
False -> panic "Not allowed" -- TODO throwErr
True -> fileApi 0 nId
-------------------------------------------------------------------------
selectPublic :: HasNodeError err
=> Cmd err [( Node HyperdataFolder, Maybe Int)]
selectPublic = selectPublicNodes
-- For tests only
-- pure $ replicate 6 defaultPublicData
filterPublicDatas :: [(Node HyperdataFolder, Maybe Int)]
-> [(Node HyperdataFolder, [NodeId])]
filterPublicDatas datas =
map (\(n,mi) ->
let mi' = NodeId <$> mi in
( _node_id n, (n, maybe [] (:[]) mi' ))
) datas
& Map.fromListWith (\(n1,i1) (_n2,i2) -> (n1, i1 <> i2))
& Map.filter (not . null . snd)
& Map.elems
publicNodes :: HasNodeError err
=> Cmd err (Set NodeId)
publicNodes = do
candidates <- filterPublicDatas <$> selectPublicNodes
pure $ Set.fromList
$ List.concat
$ map (\(n, ns) -> (_node_id n) : ns) candidates
-- http://localhost:8008/api/v1.0/node/23543/file/download<Paste>
-- http://localhost:8000/images/Gargantextuel-212x300.jpg
toPublicData :: Text -> (Node HyperdataFolder, [NodeId]) -> Maybe PublicData
toPublicData base (n , mn) = do
title <- (hd ^? (_Just . hf_data . cf_title))
abstract <- (hd ^? (_Just . hf_data . cf_desc ))
img <- (Just $ url' mn) -- "images/Gargantextuel-212x300.jpg"
url <- (Just $ url' mn)
date <- Just (cs $ show $ utc2year (n^.node_date))
database <- (hd ^? (_Just . hf_data . cf_query))
author <- (hd ^? (_Just . hf_data . cf_authors))
pure $ PublicData { .. }
where
hd = head
$ filter (\(HyperdataField cd _ _) -> cd == JSON)
$ n^. (node_hyperdata . hc_fields)
url' :: [NodeId] -> Text
url' mn' = base
<> "/public/"
<> (cs $ show $ (maybe 0 unNodeId $ head mn'))
<> "/file/download"
data PublicData = PublicData
{ title :: Text
, abstract :: Text
, img :: Text
, url :: Text
, date :: Text
, database :: Text
, author :: Text
} | NoData { nodata:: Text}
deriving (Generic)
instance FromJSON PublicData where
parseJSON = genericParseJSON (defaultOptions { sumEncoding = GUA.defaultTaggedObject })
instance ToJSON PublicData where
toJSON = genericToJSON (defaultOptions { sumEncoding = GUA.defaultTaggedObject })
instance ToSchema PublicData
instance Arbitrary PublicData where
arbitrary = elements
$ replicate 6 defaultPublicData
defaultPublicData :: PublicData
defaultPublicData =
PublicData { title = "Title"
, abstract = foldl (<>) "" $ replicate 100 "abstract "
, img = "images/Gargantextuel-212x300.jpg"
, url = "https://.."
, date = "YY/MM/DD"
, database = "database"
, author = "Author" }