final version

app/parafiasrem.hs

@@ -0,0 +1,41 @@
+{-# LANGUAGE Arrows, NoMonomorphismRestriction #-}
+import ShadowLibrary.Core
+
+import Text.XML.HXT.Core
+import Text.XML.HXT.XPath
+-- import Text.XML.HXT.Curl
+import Data.List
+import Data.List.Utils (replace)
+
+import Text.Regex.Posix
+import Text.Printf
+
+
+extractRecords = extractLinksWithText "//a[contains(@href, 'index.php?download')]"  -- pary adres-tytuł
+                 >>> second (arr $ replace "\r\n            " " ") -- czyścimy drugi element pary, czyli tytuł z niepotrzebnych białych znaków
+
+toShadowItem :: (String, String) -> ShadowItem
+toShadowItem (url, articleTitle) =
+  (defaultShadowItem url title) {
+    originalDate = Just date,
+    itype = "periodical",
+    format = Just "pdf",
+    finalUrl = url
+    }
+  where title = "Parafia Srem " ++ articleTitle
+        date = getDate url
+
+getDate url =
+  case url =~~ "/(19[0-9][0-9]|20[0-9][0-9])/" :: Maybe [[String]] of
+    Just [[_, year]] -> year
+    otherwise -> error $ "unexpected url: " ++ url
+
+
+main = do
+    let start = "https://sremfara.pl/miesiecznik_30.html"
+    let shadowLibrary = ShadowLibrary {logoUrl=Nothing,
+                                       lname="Parafia Srem",
+                                       abbrev="ParSre",
+                                       lLevel=0,
+                                       webpage=start}
+    extractItemsStartingFromUrl shadowLibrary start (extractRecords >>> arr toShadowItem)

shadow-library.cabal

@@ -71,6 +71,17 @@ executable jujitsu
                       , shadow-library
    default-language:    Haskell2010
 
+executable parafiasrem
+   hs-source-dirs:      app
+   main-is:             parafiasrem.hs
+   ghc-options:         -threaded -rtsopts -with-rtsopts=-N
+   build-depends:       base
+                      , hxt
+                      , hxt-xpath
+                      , MissingH
+                      , regex-posix
+                      , shadow-library
+   default-language:    Haskell2010
 
 source-repository head
   type:     git