src/Gargantext/Text/Parsers/Isidore.hs

   1 {-|
   2 Module      : Gargantext.Text.Parsers.Isidore
   3 Description : To query French Humanities publication database
   4 Copyright   : (c) CNRS, 2019-Present
   5 License     : AGPL + CECILL v3
   6 Maintainer  : team@gargantext.org
   7 Stability   : experimental
   8 Portability : POSIX
   9
  10 TODO:
  11 - put endpoint in configuration file
  12 - more flexible fields of research
  13 - type database name
  14 - use more ontologies to help building corpora
  15 -}
  16
  17
  18 {-# LANGUAGE NoImplicitPrelude   #-}
  19 {-# LANGUAGE ScopedTypeVariables #-}
  20 {-# LANGUAGE OverloadedStrings   #-}
  21
  22 module Gargantext.Text.Parsers.Isidore where
  23
  24 import Control.Lens hiding (contains)
  25 import Data.ByteString.Lazy (ByteString)
  26 import Data.RDF hiding (triple, Query)
  27 import Data.Text hiding (groupBy, map)
  28 import Database.HSparql.Connection
  29 import Database.HSparql.QueryGenerator
  30 import Gargantext.Database.Types.Node (HyperdataDocument(..))
  31 import Gargantext.Prelude
  32 import Gargantext.Core (Lang)
  33 import Network.Wreq
  34 import Prelude (String)
  35
  36 route :: EndPoint
  37 route = "https://isidore.science/sparql/"
  38
  39 selectQueryRaw' :: String -> String -> IO (Response ByteString)
  40 selectQueryRaw' uri q = getWith opts uri
  41   where
  42     opts = defaults & header "Accept"     .~ ["application/sparql-results+xml"]
  43                     & header "User-Agent" .~ ["gargantext-hsparql-client"]
  44                     & param  "query"      .~ [Data.Text.pack q]
  45
  46 isidoreGet :: Lang -> Text -> IO (Maybe [HyperdataDocument])
  47 isidoreGet l q = do
  48   bindingValues <- isidoreGet' q
  49   case bindingValues of
  50     Nothing -> pure Nothing
  51     Just dv -> pure $ Just $ map (bind2doc l) dv
  52
  53 isidoreGet' :: Text -> IO (Maybe [[BindingValue]])
  54 isidoreGet' q = do
  55   let s = createSelectQuery $ isidoreSelect q
  56   putStrLn s
  57   r <- selectQueryRaw' route s
  58   putStrLn $ show $ r ^. responseStatus
  59   pure $ structureContent $ r ^. responseBody
  60  -- res <- selectQuery route $ simpleSelect q
  61  -- pure res
  62
  63 isidoreSelect :: Text -> Query SelectQuery
  64 isidoreSelect q = do
  65   -- See Predefined Namespace Prefixes:
  66   -- https://isidore.science/sparql?nsdecl
  67   isidore <- prefix "isidore" (iriRef "http://www.rechercheisidore.fr/class/")
  68   rdf     <- prefix "rdf"     (iriRef "http://www.w3.org/1999/02/22-rdf-syntax-ns#")
  69   dcterms <- prefix "dcterms" (iriRef "http://purl.org/dc/terms/")
  70   dc      <- prefix "dc"      (iriRef "http://purl.org/dc/elements/1.1/")
  71   --iso     <- prefix "fra"        (iriRef "http://lexvo.org/id/iso639-3/")
  72   --ore     <- prefix "ore"    (iriRef "http://www.openarchives.org/ore/terms/")
  73   --bif     <- prefix "bif"    (iriRef "bif:")
  74
  75   link     <- var
  76   title    <- var
  77   date     <- var
  78   abstract <- var
  79   authors  <- var
  80   source   <- var
  81   langDoc  <- var
  82   publisher <- var
  83   --langFr   <- var
  84   --agg       <- var
  85
  86   triple_ link (rdf     .:. "type")     (isidore .:. "BibliographicalResource")
  87   triple_ link (dcterms .:. "title")    title
  88   triple_ link (dcterms .:. "date")     date
  89   triple_ link (dcterms .:. "creator")  authors
  90   triple_ link (dcterms .:. "language") langDoc
  91   triple_ link (dc      .:. "description") abstract
  92   --triple_ link (ore .:. "isAggregatedBy") agg
  93   --triple_ agg (dcterms .:. "title") title
  94
  95   optional_ $ triple_ link (dcterms .:. "source")      source
  96   optional_ $ triple_ link (dcterms .:. "publisher")   publisher
  97
  98   -- TODO FIX BUG with (.||.) operator
  99   --filterExpr $ (.||.) (contains title q) (contains title q)
 100   filterExpr_ (containsWith title q) -- (contains abstract q)
 101   --filterExpr (containsWith abstract q) -- (contains abstract q)
 102
 103   -- TODO FIX filter with lang
 104   --filterExpr $ langMatches title (str ("fra" :: Text))
 105   --filterExpr $ (.==.) lang (str ("http://lexvo.org/id/iso639-3/fra" :: Text))
 106
 107   orderNextDesc date
 108   limit_ 10
 109   distinct_
 110   selectVars [link, date, langDoc, authors, source, publisher, title, abstract]
 111
 112 -- | TODO : check if all cases are taken into account
 113 unbound :: Lang -> BindingValue -> Maybe Text
 114 unbound _ Unbound         = Nothing
 115 unbound _ (Bound (UNode x)) = Just x
 116 unbound _ (Bound (LNode (TypedL x _))) = Just x
 117 unbound _ (Bound (LNode (PlainL x)))   = Just x
 118 unbound l (Bound (LNode (PlainLL x l')))   = if l' == (toLower $ cs $ show l) then Just x else Nothing
 119 unbound _ _ = Nothing
 120
 121 bind2doc :: Lang -> [BindingValue] -> HyperdataDocument
 122 bind2doc l [ link, date, langDoc, authors, _source, publisher, title, abstract ] =
 123   HyperdataDocument (Just "Isidore")
 124                       Nothing
 125                       (unbound l link)
 126                       Nothing Nothing Nothing
 127                       (unbound l title)
 128                       (unbound l authors)
 129                       Nothing
 130                       (unbound l publisher)
 131                       (unbound l abstract)
 132                       (unbound l date)
 133                       Nothing Nothing Nothing Nothing Nothing Nothing
 134                       (unbound l langDoc)
 135
 136 bind2doc _ _  = undefined