module Rakka.Page
( PageName
, Page(..)
+ , UpdateInfo(..)
, LanguageTag
, LanguageName
+ , isRedirect
+ , isEntity
+
+ , pageName
+ , pageUpdateInfo
+
, encodePageName
, decodePageName
- , pageFileName'
+ , entityFileName'
, defaultFileName
, mkPageURI
data Page
= Redirection {
- redirName :: !PageName
- , redirDest :: !PageName
- , redirRevision :: RevNum
- , redirLastMod :: UTCTime
+ redirName :: !PageName
+ , redirDest :: !PageName
+ , redirRevision :: RevNum
+ , redirLastMod :: UTCTime
+ , redirUpdateInfo :: Maybe UpdateInfo
}
| Entity {
- pageName :: !PageName
- , pageType :: !MIMEType
- , pageLanguage :: !(Maybe LanguageTag)
- , pageFileName :: !(Maybe String)
- , pageIsTheme :: !Bool -- text/css 以外では無意味
- , pageIsFeed :: !Bool -- text/x-rakka 以外では無意味
- , pageIsLocked :: !Bool
- , pageIsBoring :: !Bool
- , pageIsBinary :: !Bool
- , pageRevision :: RevNum
- , pageLastMod :: UTCTime
- , pageSummary :: !(Maybe String)
- , pageOtherLang :: !(Map LanguageTag PageName)
- , pageContent :: !Lazy.ByteString
+ entityName :: !PageName
+ , entityType :: !MIMEType
+ , entityLanguage :: !(Maybe LanguageTag)
+ , entityFileName :: !(Maybe String)
+ , entityIsTheme :: !Bool -- text/css 以外では無意味
+ , entityIsFeed :: !Bool -- text/x-rakka 以外では無意味
+ , entityIsLocked :: !Bool
+ , entityIsBoring :: !Bool
+ , entityIsBinary :: !Bool
+ , entityRevision :: RevNum
+ , entityLastMod :: UTCTime
+ , entitySummary :: !(Maybe String)
+ , entityOtherLang :: !(Map LanguageTag PageName)
+ , entityContent :: !Lazy.ByteString
+ , entityUpdateInfo :: Maybe UpdateInfo
+ }
+ deriving (Show, Eq)
+
+
+data UpdateInfo
+ = UpdateInfo {
+ uiOldRevision :: !RevNum
+ , uiOldName :: !(Maybe PageName)
}
deriving (Show, Eq)
+isRedirect :: Page -> Bool
+isRedirect (Redirection _ _ _ _ _) = True
+isRedirect _ = False
+
+
+isEntity :: Page -> Bool
+isEntity (Entity _ _ _ _ _ _ _ _ _ _ _ _ _ _ _) = True
+isEntity _ = False
+
+
+pageName :: Page -> PageName
+pageName p
+ | isRedirect p = redirName p
+ | isEntity p = entityName p
+ | otherwise = fail "neither redirection nor entity"
+
+
+pageUpdateInfo :: Page -> Maybe UpdateInfo
+pageUpdateInfo p
+ | isRedirect p = redirUpdateInfo p
+ | isEntity p = entityUpdateInfo p
+ | otherwise = fail "neither redirection nor entity"
+
+
-- UTF-8 に encode してから 0x20 - 0x7E の範圍を除いて URI escape する。
encodePageName :: PageName -> FilePath
encodePageName = escapeURIString isSafeChar . encodeString . fixPageName
encodeFragment = escapeURIString isSafeChar . encodeString
-pageFileName' :: Page -> String
-pageFileName' page
- = fromMaybe (defaultFileName (pageType page) (pageName page)) (pageFileName page)
+entityFileName' :: Page -> String
+entityFileName' page
+ = fromMaybe (defaultFileName (entityType page) (entityName page)) (entityFileName page)
defaultFileName :: MIMEType -> PageName -> String
xmlizePage :: (ArrowXml a, ArrowChoice a, ArrowIO a) => a Page XmlTree
xmlizePage
= proc page
- -> do lastMod <- arrIO (utcToLocalZonedTime . pageLastMod) -< page
+ -> do lastMod <- arrIO (utcToLocalZonedTime . entityLastMod) -< page
( eelem "/"
+= ( eelem "page"
+= sattr "name" (pageName page)
- += sattr "type" (show $ pageType page)
- += ( case pageLanguage page of
+ += sattr "type" (show $ entityType page)
+ += ( case entityLanguage page of
Just x -> sattr "lang" x
Nothing -> none
)
- += ( case pageFileName page of
+ += ( case entityFileName page of
Just x -> sattr "fileName" x
Nothing -> none
)
- += ( case pageType page of
+ += ( case entityType page of
MIMEType "text" "css" _
- -> sattr "isTheme" (yesOrNo $ pageIsTheme page)
+ -> sattr "isTheme" (yesOrNo $ entityIsTheme page)
MIMEType "text" "x-rakka" _
- -> sattr "isFeed" (yesOrNo $ pageIsFeed page)
+ -> sattr "isFeed" (yesOrNo $ entityIsFeed page)
_
-> none
)
- += sattr "isLocked" (yesOrNo $ pageIsLocked page)
- += sattr "isBoring" (yesOrNo $ pageIsBoring page)
- += sattr "isBinary" (yesOrNo $ pageIsBinary page)
- += sattr "revision" (show $ pageRevision page)
+ += sattr "isLocked" (yesOrNo $ entityIsLocked page)
+ += sattr "isBoring" (yesOrNo $ entityIsBoring page)
+ += sattr "isBinary" (yesOrNo $ entityIsBinary page)
+ += sattr "revision" (show $ entityRevision page)
+= sattr "lastModified" (formatW3CDateTime lastMod)
- += ( case pageSummary page of
+ += ( case entitySummary page of
Just s -> eelem "summary" += txt s
Nothing -> none
)
- += ( if M.null (pageOtherLang page) then
+ += ( if M.null (entityOtherLang page) then
none
else
selem "otherLang"
[ eelem "link"
+= sattr "lang" lang
+= sattr "page" name
- | (lang, name) <- M.toList (pageOtherLang page) ]
+ | (lang, name) <- M.toList (entityOtherLang page) ]
)
- += ( if pageIsBinary page then
+ += ( if entityIsBinary page then
( eelem "binaryData"
- += txt (B64.encode $ L.unpack $ pageContent page)
+ += txt (B64.encode $ L.unpack $ entityContent page)
)
else
( eelem "textData"
- += txt (decode $ L.unpack $ pageContent page)
+ += txt (decode $ L.unpack $ entityContent page)
)
)
)) -<< ()
parseXmlizedPage :: (ArrowXml a, ArrowChoice a) => a (PageName, XmlTree) Page
parseXmlizedPage
= proc (name, tree)
- -> do redirect <- maybeA (getXPathTreesInDoc "/page/@redirect/text()" >>> getText) -< tree
+ -> do updateInfo <- maybeA parseUpdateInfo -< tree
+ redirect <- maybeA (getXPathTreesInDoc "/page/@redirect/text()" >>> getText) -< tree
case redirect of
Nothing -> parseEntity -< (name, tree)
Just dest -> returnA -< (Redirection {
- redirName = name
- , redirDest = dest
- , redirRevision = undefined
- , redirLastMod = undefined
+ redirName = name
+ , redirDest = dest
+ , redirRevision = undefined
+ , redirLastMod = undefined
+ , redirUpdateInfo = updateInfo
})
parseEntity :: (ArrowXml a, ArrowChoice a) => a (PageName, XmlTree) Page
parseEntity
= proc (name, tree)
- -> do mimeType <- (getXPathTreesInDoc "/page/@type/text()" >>> getText
+ -> do updateInfo <- maybeA parseUpdateInfo -< tree
+
+ mimeType <- (getXPathTreesInDoc "/page/@type/text()" >>> getText
>>> arr read) -< tree
lang <- maybeA (getXPathTreesInDoc "/page/@lang/text()" >>> getText) -< tree
_ -> error "one of textData or binaryData is required"
returnA -< Entity {
- pageName = name
- , pageType = mimeType
- , pageLanguage = lang
- , pageFileName = fileName
- , pageIsTheme = isTheme
- , pageIsFeed = isFeed
- , pageIsLocked = isLocked
- , pageIsBoring = isBoring
- , pageIsBinary = isBinary
- , pageRevision = undefined
- , pageLastMod = undefined
- , pageSummary = summary
- , pageOtherLang = M.fromList otherLang
- , pageContent = content
+ entityName = name
+ , entityType = mimeType
+ , entityLanguage = lang
+ , entityFileName = fileName
+ , entityIsTheme = isTheme
+ , entityIsFeed = isFeed
+ , entityIsLocked = isLocked
+ , entityIsBoring = isBoring
+ , entityIsBinary = isBinary
+ , entityRevision = undefined
+ , entityLastMod = undefined
+ , entitySummary = summary
+ , entityOtherLang = M.fromList otherLang
+ , entityContent = content
+ , entityUpdateInfo = updateInfo
}
+
+
+parseUpdateInfo :: (ArrowXml a, ArrowChoice a) => a XmlTree UpdateInfo
+parseUpdateInfo
+ = proc tree
+ -> do uInfo <- getXPathTreesInDoc "/*/updateInfo" -< tree
+ oldRev <- (getAttrValue0 "oldRevision" >>> arr read) -< uInfo
+ oldName <- maybeA (getXPathTrees "/move/@from/text()" >>> getText) -< uInfo
+ returnA -< UpdateInfo {
+ uiOldRevision = oldRev
+ , uiOldName = oldName
+ }
+
+
\ No newline at end of file
projects / Rakka.git / blobdiff