adamc@56: type int
adamc@56: type float
adamc@56: type string
adamc@91: 
adamc@119: type unit = {}
adamc@119: 
adamc@186: datatype bool = False | True
adamc@186: 
adamc@91: 
adamc@203: (** SQL *)
adamc@203: 
adamc@203: con sql_table :: {Type} -> Type
adamc@203: 
adamc@204: (*** Queries *)
adamc@204: 
adamc@204: con sql_query :: {{Type}} -> Type
adamc@209: con sql_exp :: {{Type}} -> Type -> Type
adamc@204: 
adamc@207: val sql_query : tables :: {({Type} * {Type})}
adamc@209:         -> {From : $(fold (fn nm => fn selected_unselected :: ({Type} * {Type}) => fn acc =>
adamc@207:                 [nm] ~ acc => selected_unselected.1 ~ selected_unselected.2 =>
adamc@209:                 [nm = sql_table (selected_unselected.1 ++ selected_unselected.2)] ++ acc) [] tables),
adamc@209:             Where : sql_exp (fold (fn nm => fn selected_unselected :: ({Type} * {Type}) => fn acc =>
adamc@209:                 [nm] ~ acc => selected_unselected.1 ~ selected_unselected.2 =>
adamc@209:                 [nm = selected_unselected.1 ++ selected_unselected.2] ++ acc) [] tables) bool}
adamc@207:         -> sql_query (fold (fn nm => fn selected_unselected :: ({Type} * {Type}) => fn acc => [nm] ~ acc =>
adamc@207:                 [nm = selected_unselected.1] ++ acc) [] tables)
adamc@204: 
adamc@216: class sql_type
adamc@209: val sql_bool : sql_type bool
adamc@209: val sql_int : sql_type int
adamc@209: val sql_float : sql_type float
adamc@209: val sql_string : sql_type string
adamc@209: 
adamc@209: val sql_inject : tables ::: {{Type}} -> t ::: Type -> t -> sql_type t -> sql_exp tables t
adamc@209: 
adamc@219: type sql_comparison
adamc@219: val sql_eq : sql_comparison
adamc@219: val sql_ne : sql_comparison
adamc@219: val sql_lt : sql_comparison
adamc@219: val sql_le : sql_comparison
adamc@219: val sql_gt : sql_comparison
adamc@219: val sql_ge : sql_comparison
adamc@219: val sql_comparison : sql_comparison
adamc@219:         -> tables ::: {{Type}} -> t ::: Type -> sql_exp tables t -> sql_exp tables t
adamc@219:         -> sql_type t -> sql_exp tables bool
adamc@203: 
adamc@203: (** XML *)
adamc@203: 
adamc@139: con tag :: {Type} -> {Unit} -> {Unit} -> {Type} -> {Type} -> Type
adamc@91: 
adamc@91: 
adamc@139: con xml :: {Unit} -> {Type} -> {Type} -> Type
adamc@141: val cdata : ctx ::: {Unit} -> use ::: {Type} -> string -> xml ctx use []
adamc@104: val tag : attrsGiven ::: {Type} -> attrsAbsent ::: {Type} -> attrsGiven ~ attrsAbsent
adamc@139:         -> ctxOuter ::: {Unit} -> ctxInner ::: {Unit}
adamc@139:         -> useOuter ::: {Type} -> useInner ::: {Type} -> useOuter ~ useInner
adamc@139:         -> bindOuter ::: {Type} -> bindInner ::: {Type} -> bindOuter ~ bindInner
adamc@104:         -> $attrsGiven
adamc@139:         -> tag (attrsGiven ++ attrsAbsent) ctxOuter ctxInner useOuter bindOuter
adamc@139:         -> xml ctxInner useInner bindInner
adamc@139:         -> xml ctxOuter (useOuter ++ useInner) (bindOuter ++ bindInner)
adamc@140: val join : ctx ::: {Unit} 
adamc@139:         -> use1 ::: {Type} -> bind1 ::: {Type} -> bind2 ::: {Type}
adamc@139:         -> use1 ~ bind1 -> bind1 ~ bind2
adamc@140:         -> xml ctx use1 bind1
adamc@140:         -> xml ctx (use1 ++ bind1) bind2
adamc@140:         -> xml ctx use1 (bind1 ++ bind2)
adamc@148: val useMore : ctx ::: {Unit} -> use1 ::: {Type} -> use2 ::: {Type} -> bind ::: {Type}
adamc@148:         -> use1 ~ use2
adamc@148:         -> xml ctx use1 bind
adamc@148:         -> xml ctx (use1 ++ use2) bind
adamc@91: 
adamc@110: con xhtml = xml [Html]
adamc@139: con page = xhtml [] []
adamc@110: 
adamc@204: (*** HTML details *)
adamc@204: 
adamc@140: con html = [Html]
adamc@140: con head = [Head]
adamc@140: con body = [Body]
adamc@141: con lform = [Body, LForm]
adamc@93: 
adamc@140: val head : unit -> tag [] html head [] []
adamc@140: val title : unit -> tag [] head [] [] []
adamc@110: 
adamc@140: val body : unit -> tag [] html body [] []
adamc@140: con bodyTag = fn attrs :: {Type} => ctx ::: {Unit} -> [Body] ~ ctx -> unit
adamc@140:         -> tag attrs ([Body] ++ ctx) ([Body] ++ ctx) [] []
adamc@141: con bodyTagStandalone = fn attrs :: {Type} => ctx ::: {Unit} -> [Body] ~ ctx -> unit
adamc@141:         -> tag attrs ([Body] ++ ctx) [] [] []
adamc@141: 
adamc@141: val br : bodyTagStandalone []
adamc@119: 
adamc@140: val p : bodyTag []
adamc@140: val b : bodyTag []
adamc@140: val i : bodyTag []
adamc@140: val font : bodyTag [Size = int, Face = string]
adamc@140: 
adamc@140: val h1 : bodyTag []
adamc@140: val li : bodyTag []
adamc@140: 
adamc@140: val a : bodyTag [Link = page]
adamc@140: 
adamc@141: val lform : ctx ::: {Unit} -> [Body] ~ ctx -> bind ::: {Type}
adamc@141:         -> xml lform [] bind
adamc@141:         -> xml ([Body] ++ ctx) [] []
adamc@153: con lformTag = fn ty :: Type => fn inner :: {Unit} => fn attrs :: {Type} =>
adamc@141:         ctx ::: {Unit} -> [LForm] ~ ctx
adamc@141:         -> nm :: Name -> unit
adamc@153:         -> tag attrs ([LForm] ++ ctx) inner [] [nm = ty]
adamc@153: val textbox : lformTag string [] []
adamc@155: val password : lformTag string [] []
adamc@153: val ltextarea : lformTag string [] []
adamc@153: 
adamc@190: val checkbox : lformTag bool [] []
adamc@190: 
adamc@153: con radio = [Body, Radio]
adamc@153: val radio : lformTag string radio []
adamc@153: val radioOption : unit -> tag [Value = string] radio [] [] []
adamc@142: 
adamc@154: con select = [Select]
adamc@154: val lselect : lformTag string select []
adamc@154: val loption : unit -> tag [Value = string] select [] [] []
adamc@154: 
adamc@142: val submit : ctx ::: {Unit} -> [LForm] ~ ctx
adamc@142:         -> use ::: {Type} -> unit
adamc@142:         -> tag [Action = $use -> page] ([LForm] ++ ctx) ([LForm] ++ ctx) use []