38 lines
1.3 KiB
Haskell
38 lines
1.3 KiB
Haskell
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{-# LANGUAGE Arrows, NoMonomorphismRestriction #-}
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import ShadowLibrary.Core
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import Text.XML.HXT.Core
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import Text.XML.HXT.XPath
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import Data.List
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import Data.List.Utils (replace)
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import Text.Regex.Posix
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import Text.Printf
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extractRecords = extractLinksWithText "//a"
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>>> first (extractLinksWithText "//a[contains(@href,'.pdf')]")
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toShadowItem :: ((String, String), String) -> ShadowItem
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toShadowItem ((url, articleTitle), yearlyTitle) =
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(defaultShadowItem url title) {
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originalDate = extractMonthAndYear title,
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itype = "periodical",
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format = Just "pdf",
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finalUrl = url
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}
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where title = "Kosmos " ++ yearlyTitle ++ (replace ".pdf" "" articleTitle)
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extractMonthAndYear :: String -> Maybe String
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extractMonthAndYear n =
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case n =~~ ("(1[6789]|20)[0-9][0-9]" :: String) of
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Just year -> Just year
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otherwise -> Nothing
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main = do
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let start = "http://kosmos.icm.edu.pl/PDF/"
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let shadowLibrary = ShadowLibrary {logoUrl=Nothing,
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lname="kosmos.icm.edu",
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abbrev="Kos",
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lLevel=0,
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webpage=start}
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extractItemsStartingFromUrl shadowLibrary start (extractRecords >>> arr toShadowItem)
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