Contents Index

CGIMonad

Description

Definition of the monad underlying the CGI library.

Synopsis

newtype CGI a = CGI { unCGI :: (CGIAction a) } type CGIAction a = CGIState -> IO (a, CGIState) data CGIState = CGIState { inparm :: [PARAMETER] outparm :: [PARAMETER] stateID :: String mcount :: Int cgiInfo :: CGIInfo pageInfo :: PageInfo encoder :: (String -> String) cookieMap :: [(String, (Maybe String, Maybe String))] cookiesToSend :: [String] } data PageInfo = PageInfo { count :: Int nextaction :: (Element -> CGIAction ()) actionTable :: [(String, Element -> CGIAction ())] bindings :: (Maybe CGIParameters) enctype :: String inFrame :: Int allFields :: [(String, Bool)] faultyfields :: [(String, String)] } data CGIFieldName = CGIFieldName { fnMcount :: Int fnCount :: Int } wrapIO :: IO a -> CGIAction a lift :: IO a -> CGI a setAction :: (Element -> CGI ()) -> CGI () registerAction :: String -> (Element -> CGI ()) -> CGI () incFrame :: CGI Int resetFrame :: CGI () setEnctype :: String -> CGI () setFaulty :: [(String, String)] -> CGI () data PARAMETER = PAR_RESULT String | PAR_VALUES CGIParameters | PAR_MARK String | PAR_IGNORED nextName :: CGI CGIFieldName addField :: String -> Bool -> CGI ()

Documentation

newtype CGI a

Constructors CGI unCGI :: (CGIAction a) Instances Monad CGI

type CGIAction a = CGIState -> IO (a, CGIState)

data CGIState

Constructors CGIState inparm :: [PARAMETER] outparm :: [PARAMETER] stateID :: String mcount :: Int cgiInfo :: CGIInfo pageInfo :: PageInfo encoder :: (String -> String) cookieMap :: [(String, (Maybe String, Maybe String))] cookiesToSend :: [String]

data PageInfo

Constructors PageInfo count :: Int nextaction :: (Element -> CGIAction ()) actionTable :: [(String, Element -> CGIAction ())] bindings :: (Maybe CGIParameters) enctype :: String inFrame :: Int allFields :: [(String, Bool)] faultyfields :: [(String, String)]

data CGIFieldName

Constructors CGIFieldName fnMcount :: Int fnCount :: Int Instances Show CGIFieldName

wrapIO :: IO a -> CGIAction a

wrapper to transform IO computation to CGIAction

lift :: IO a -> CGI a

lift IO monad to CGI monad

setAction :: (Element -> CGI ()) -> CGI ()

registerAction :: String -> (Element -> CGI ()) -> CGI ()

incFrame :: CGI Int

resetFrame :: CGI ()

setEnctype :: String -> CGI ()

setFaulty :: [(String, String)] -> CGI ()

data PARAMETER

Constructors PAR_RESULT String result of an IO operation shown as a string PAR_VALUES CGIParameters record of a form input PAR_MARK String recorded stateID before the mark PAR_IGNORED Instances Show PARAMETER Read PARAMETER

nextName :: CGI CGIFieldName

addField :: String -> Bool -> CGI ()

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