src/Gargantext/Text/Parsers/Isidore.hs

   1 {-# LANGUAGE NoImplicitPrelude   #-}
   2 {-# LANGUAGE ScopedTypeVariables #-}
   3 {-# LANGUAGE OverloadedStrings   #-}
   4
   5 module Gargantext.Text.Parsers.Isidore where
   6
   7 import Gargantext.Prelude
   8 import Database.HSparql.Connection
   9 import Database.HSparql.QueryGenerator
  10
  11 -- import Data.RDF hiding (triple)
  12 import Data.Text hiding (groupBy)
  13
  14 import Control.Lens hiding (contains)
  15 import Data.ByteString.Lazy (ByteString)
  16 import Prelude (String)
  17 import Network.Wreq
  18
  19 route :: EndPoint
  20 route = "https://isidore.science/sparql/"
  21
  22 selectQueryRaw' :: String -> String -> IO (Response ByteString)
  23 selectQueryRaw' uri q = getWith opts uri
  24   where
  25     opts = defaults & header "Accept" .~ ["application/sparql-results+xml"]
  26                     & header "User-Agent" .~ ["gargantext-hsparql-client"]
  27                     & param "query" .~ [Data.Text.pack q]
  28
  29 isidoreGet :: Text -> IO ByteString
  30 isidoreGet q = do
  31   let s = createSelectQuery $ simpleSelect q
  32   putStrLn s
  33   r <- selectQueryRaw' route s
  34   putStrLn $ show $ r ^. responseStatus
  35   pure $ r ^. responseBody
  36  -- res <- selectQuery route $ simpleSelect q
  37  -- pure res
  38
  39 simpleSelect :: Text -> Query SelectQuery
  40 simpleSelect q = do
  41   isidore <- prefix "isidore" (iriRef "http://www.rechercheisidore.fr/class")
  42   rdf     <- prefix "rdf"     (iriRef "http://www.w3.org/1999/02/22-rdf-syntax-ns#")
  43   dcterms <- prefix "dcterms" (iriRef "http://purl.org/dc/terms")
  44   dc      <- prefix "dc"      (iriRef "http://purl.org/dc")
  45
  46   doc      <- var
  47   title    <- var
  48   --date     <- var
  49   abstract <- var
  50   --source   <- var
  51
  52   triple_ doc (rdf .:. "type")      (isidore .:. "BibliographicalResource")
  53   triple_ doc (dcterms .:. "title")  title
  54   --triple doc (dcterms .:. "date")        date
  55   --triple doc (dcterms .:. "source")      source
  56   triple doc (dc      .:. "description") abstract
  57
  58   --filterExpr $ (.||.) (contains title q) (contains abstract q)
  59   filterExpr_ (contains title q) -- (contains abstract q)
  60   limit_ 3
  61
  62   selectVars [title]