forked from filipg/twilight-library
50 lines
1.4 KiB
Haskell
50 lines
1.4 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 Text.XML.HXT.Curl
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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 "//li/a[contains(@href,'.pdf')]"
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toShadowItem :: (String, String) -> ShadowItem
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toShadowItem (url, articleTitle) =
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(defaultShadowItem url title) {
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originalDate = Just date,
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format = Just "pdf",
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finalUrl = url
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}
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where title = findText url
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date = getDate url
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findText url =
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case url =~~ "[0-9]{4}.*" :: Maybe String of
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Just year -> replace "%C5%82" "l" (replace "%20" " " (replace ".pdf" "" year))
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otherwise -> error $ "unexpected url: " ++ url
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getDate url =
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case url =~~ "[0-9]{4}[-.][0-9]{2}[-.][0-9]{2}|[0-9]{4}" :: Maybe String of
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Just year -> replace "." "-" year
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otherwise -> error $ "unexpected url: " ++ url
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main = do
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let start = "http://kolej-szyndzielnia.pl/kolej-gondolowa/"
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let shadowLibrary = ShadowLibrary {logoUrl=Nothing,
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lname="kolej_gondolowa",
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abbrev="kolej_gondolowa",
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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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