module MediaWiki.API.Query.Templates.Import where
import MediaWiki.API.Types
import MediaWiki.API.Utils
import MediaWiki.API.Query.Templates
import Text.XML.Light.Types
import Text.XML.Light.Proc ( strContent )
import Control.Monad
import Data.Maybe
stringXml :: String -> Either (String,[String]) TemplatesResponse
stringXml s = parseDoc xml s
xml :: Element -> Maybe TemplatesResponse
xml e = do
guard (elName e == nsName "api")
let es1 = children e
p <- pNode "query" es1
let es = children p
ps <- fmap (mapMaybe xmlPage) (fmap children $ pNode "pages" es)
let cont = pNode "query-continue" es1 >>= xmlContinue "templates" "tlcontinue"
return emptyTemplatesResponse{tlPages=ps,tlContinue=cont}
xmlPage :: Element -> Maybe (PageTitle, [PageTitle])
xmlPage e = do
guard (elName e == nsName "page")
let ns = fromMaybe "0" $ pAttr "ns" e
let tit = fromMaybe "" $ pAttr "title" e
let pid = pAttr "pageid" e
ps <- fmap (mapMaybe xmlT) (fmap children $ pNode "templates" (children e))
return (emptyPageTitle{pgNS=ns,pgTitle=tit,pgMbId=pid}, ps)
where
xmlT p = do
guard (elName p == nsName "tl")
let ns = fromMaybe "0" $ pAttr "ns" p
let tit = fromMaybe "" $ pAttr "title" p
let pid = pAttr "pageid" p
return emptyPageTitle{pgNS=ns,pgTitle=tit,pgMbId=pid}