Contents Index

Framework.Forms.Types

Description

HTML forms generation and validation.

Synopsis

data Form = Form { formName :: String formModel :: Model fFields :: [FormField] } data FormField = forall w . Widget w => Field { fName :: String fLabel :: String fWidget :: w fValidate :: FieldValidator } data HTMLForm = HTMLForm { visibleFields :: HTML hiddenFields :: HTML htmlFormName :: String formId :: String formAction :: String } data HTMLTag = Tag { tagName :: String tagAttrs :: [FormVar] tagContent :: HTML mayCollapse :: Bool } | Text String | Translatable String type HTML = [HTMLTag] class Widget w where type WContent w html :: w -> String -> String -> HTMLTag wRead :: String -> WContent w type FormProcessors = [Form -> FormController] type FormController = AController Form type HTMLProcessors = [HTML -> HTMLController] type HTMLController = AController HTML type FormValidator = HttpRequest -> Either [(String, String)] Model type FieldValidator = HttpRequest -> String -> String -> Either String String

Documentation

data Form

Constructors Form formName :: String formModel :: Model fFields :: [FormField] Instances Show Form

data FormField

Constructors forall w . Widget w => Field fName :: String fLabel :: String fWidget :: w fValidate :: FieldValidator Instances Show FormField

data HTMLForm

Constructors HTMLForm visibleFields :: HTML hiddenFields :: HTML htmlFormName :: String formId :: String formAction :: String

data HTMLTag

Constructors Tag tagName :: String tagAttrs :: [FormVar] tagContent :: HTML mayCollapse :: Bool May we collapse tag></tag> to <tag/ ? Text String Translatable String

type HTML = [HTMLTag]

class Widget w where

Types of this class represent HTML widgets Associated Types type WContent w Type of widget content; not used at the moment. Methods html :: w A widget -> String Widget's html "name" attribute -> String Value of widget -> HTMLTag Generate HTML for widget wRead :: String -> WContent w Read widget's value from string. Not used yet. Instances Widget Textarea Widget PasswordBox Widget Inputbox Widget TextCaptcha Widget TwoPasswordBoxes

type FormProcessors = [Form -> FormController]

Form plugin transforms a Form

type FormController = AController Form

type HTMLProcessors = [HTML -> HTMLController]

type HTMLController = AController HTML

type FormValidator = HttpRequest -> Either [(String, String)] Model

Form validator takes request and returns either list of erroneus filled field or filled Model

type FieldValidator = HttpRequest -> String -> String -> Either String String

Field validator takes field value and returns either error message or validated value

Produced by Haddock version 2.4.2