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Allow subqueries to reference aggregate-only columns of free tables; treat non-COUNT aggregate functions as possibly returning NULL
author Adam Chlipala <adam@chlipala.net>
date Sat, 15 Jan 2011 14:53:13 -0500
parents 65fbb250b875
children 5f4fee8a4dcd
rev   line source
adamc@56 1 type int
adamc@56 2 type float
adamc@56 3 type string
adamc@821 4 type char
adamc@436 5 type time
adamc@737 6 type blob
adamc@91 7
adamc@119 8 type unit = {}
adamc@119 9
adamc@186 10 datatype bool = False | True
adamc@186 11
adamc@288 12 datatype option t = None | Some of t
adamc@284 13
adamc@757 14 datatype list t = Nil | Cons of t * list t
adamc@757 15
adamc@91 16
adam@1287 17 (** Polymorphic variants *)
adam@1287 18
adam@1287 19 con variant :: {Type} -> Type
adam@1287 20 val make : nm :: Name -> t ::: Type -> ts ::: {Type} -> [[nm] ~ ts] => t -> variant ([nm = t] ++ ts)
adam@1287 21 val match : ts ::: {Type} -> t ::: Type -> variant ts -> $(map (fn t' => t' -> t) ts) -> t
adam@1287 22
adam@1287 23
adamc@256 24 (** Basic type classes *)
adamc@256 25
adamc@256 26 class eq
adamc@256 27 val eq : t ::: Type -> eq t -> t -> t -> bool
adamc@257 28 val ne : t ::: Type -> eq t -> t -> t -> bool
adamc@256 29 val eq_int : eq int
adamc@394 30 val eq_float : eq float
adamc@256 31 val eq_string : eq string
adamc@821 32 val eq_char : eq char
adamc@256 33 val eq_bool : eq bool
adamc@437 34 val eq_time : eq time
adamc@422 35 val mkEq : t ::: Type -> (t -> t -> bool) -> eq t
adamc@256 36
adamc@389 37 class num
adamc@417 38 val zero : t ::: Type -> num t -> t
adamc@389 39 val neg : t ::: Type -> num t -> t -> t
adamc@389 40 val plus : t ::: Type -> num t -> t -> t -> t
adamc@389 41 val minus : t ::: Type -> num t -> t -> t -> t
adamc@389 42 val times : t ::: Type -> num t -> t -> t -> t
adamc@775 43 val divide : t ::: Type -> num t -> t -> t -> t
adamc@389 44 val mod : t ::: Type -> num t -> t -> t -> t
adamc@389 45 val num_int : num int
adamc@390 46 val num_float : num float
adamc@389 47
adamc@391 48 class ord
adamc@391 49 val lt : t ::: Type -> ord t -> t -> t -> bool
adamc@391 50 val le : t ::: Type -> ord t -> t -> t -> bool
adamc@391 51 val gt : t ::: Type -> ord t -> t -> t -> bool
adamc@391 52 val ge : t ::: Type -> ord t -> t -> t -> bool
adamc@391 53 val ord_int : ord int
adamc@394 54 val ord_float : ord float
adamc@394 55 val ord_string : ord string
adamc@821 56 val ord_char : ord char
adamc@394 57 val ord_bool : ord bool
adamc@437 58 val ord_time : ord time
adamc@961 59 val mkOrd : t ::: Type -> {Lt : t -> t -> bool, Le : t -> t -> bool} -> ord t
adamc@391 60
adamc@256 61
adamc@1061 62 (** Character operations *)
adamc@1061 63
adamc@1061 64 val isalnum : char -> bool
adamc@1061 65 val isalpha : char -> bool
adamc@1061 66 val isblank : char -> bool
adamc@1061 67 val iscntrl : char -> bool
adamc@1061 68 val isdigit : char -> bool
adamc@1061 69 val isgraph : char -> bool
adamc@1061 70 val islower : char -> bool
adamc@1061 71 val isprint : char -> bool
adamc@1061 72 val ispunct : char -> bool
adamc@1061 73 val isspace : char -> bool
adamc@1061 74 val isupper : char -> bool
adamc@1061 75 val isxdigit : char -> bool
adamc@1061 76 val tolower : char -> char
adamc@1061 77 val toupper : char -> char
adamc@1128 78 val ord : char -> int
adamc@1128 79 val chr : int -> char
adamc@1061 80
adamc@283 81 (** String operations *)
adamc@283 82
adamc@828 83 val strlen : string -> int
adam@1388 84 val strlenGe : string -> int -> bool
adamc@283 85 val strcat : string -> string -> string
adamc@821 86 val strsub : string -> int -> char
adamc@821 87 val strsuffix : string -> int -> string
adamc@829 88 val strchr : string -> char -> option string
adamc@829 89 val strindex : string -> char -> option int
adam@1390 90 val strsindex : string -> string -> option int
adamc@1272 91 val strcspn : string -> string -> int
adamc@829 92 val substring : string -> int -> int -> string
adamc@1023 93 val str1 : char -> string
adamc@283 94
adamc@286 95 class show
adamc@286 96 val show : t ::: Type -> show t -> t -> string
adamc@286 97 val show_int : show int
adamc@286 98 val show_float : show float
adamc@286 99 val show_string : show string
adamc@821 100 val show_char : show char
adamc@286 101 val show_bool : show bool
adamc@436 102 val show_time : show time
adamc@452 103 val mkShow : t ::: Type -> (t -> string) -> show t
adamc@286 104
adamc@290 105 class read
adamc@290 106 val read : t ::: Type -> read t -> string -> option t
adamc@292 107 val readError : t ::: Type -> read t -> string -> t
adamc@292 108 (* [readError] calls [error] if the input is malformed. *)
adamc@290 109 val read_int : read int
adamc@290 110 val read_float : read float
adamc@290 111 val read_string : read string
adamc@821 112 val read_char : read char
adamc@290 113 val read_bool : read bool
adamc@436 114 val read_time : read time
adamc@777 115 val mkRead : t ::: Type -> (string -> t) -> (string -> option t) -> read t
adamc@288 116
adamc@283 117
adamc@564 118 (** * Monads *)
adamc@564 119
adamc@711 120 class monad :: (Type -> Type) -> Type
adamc@564 121 val return : m ::: (Type -> Type) -> t ::: Type
adamc@564 122 -> monad m
adamc@564 123 -> t -> m t
adamc@564 124 val bind : m ::: (Type -> Type) -> t1 ::: Type -> t2 ::: Type
adamc@564 125 -> monad m
adamc@564 126 -> m t1 -> (t1 -> m t2)
adamc@564 127 -> m t2
adamc@564 128
adamc@456 129 con transaction :: Type -> Type
adamc@564 130 val transaction_monad : monad transaction
adamc@456 131
adamc@565 132 con source :: Type -> Type
adamc@565 133 val source : t ::: Type -> t -> transaction (source t)
adamc@575 134 val set : t ::: Type -> source t -> t -> transaction unit
adamc@601 135 val get : t ::: Type -> source t -> transaction t
adamc@565 136
adamc@565 137 con signal :: Type -> Type
adamc@565 138 val signal_monad : monad signal
adamc@565 139 val signal : t ::: Type -> source t -> signal t
adamc@841 140 val current : t ::: Type -> signal t -> transaction t
adamc@456 141
adamc@456 142
adamc@1006 143 (** * Time *)
adamc@1006 144
adamc@1006 145 val now : transaction time
adamc@1050 146 val minTime : time
adam@1369 147 val addSeconds : time -> int -> time
adam@1359 148 val timef : string -> time -> string (* Uses strftime() format string *)
adam@1372 149 val readUtc : string -> option time
adamc@1006 150
adamc@1006 151
adam@1360 152 (** * Encryption *)
adam@1360 153
adam@1360 154 val crypt : string -> string -> string
adam@1360 155
adam@1360 156
adamc@456 157 (** HTTP operations *)
adamc@456 158
adamc@459 159 con http_cookie :: Type -> Type
adamc@459 160 val getCookie : t ::: Type -> http_cookie t -> transaction (option t)
adamc@1050 161 val setCookie : t ::: Type -> http_cookie t -> {Value : t,
adamc@1050 162 Expires : option time,
adamc@1050 163 Secure : bool} -> transaction unit
adamc@1050 164 val clearCookie : t ::: Type -> http_cookie t -> transaction unit
adamc@459 165
adamc@456 166
adamc@566 167 (** JavaScript-y gadgets *)
adamc@566 168
adamc@566 169 val alert : string -> transaction unit
adam@1290 170 val confirm : string -> transaction bool
adamc@694 171 val spawn : transaction unit -> transaction unit
adamc@695 172 val sleep : int -> transaction unit
adamc@566 173
adamc@908 174 val rpc : t ::: Type -> transaction t -> transaction t
adamc@908 175
adamc@566 176
adamc@678 177 (** Channels *)
adamc@678 178
adamc@678 179 con channel :: Type -> Type
adamc@678 180 val channel : t ::: Type -> transaction (channel t)
adamc@678 181 val send : t ::: Type -> channel t -> t -> transaction unit
adamc@678 182 val recv : t ::: Type -> channel t -> transaction t
adamc@678 183
adamc@682 184 type client
adamc@682 185 val self : transaction client
adamc@682 186
adamc@678 187
adamc@203 188 (** SQL *)
adamc@203 189
adamc@705 190 con sql_table :: {Type} -> {{Unit}} -> Type
adamc@753 191 con sql_view :: {Type} -> Type
adamc@753 192
adamc@753 193 class fieldsOf :: Type -> {Type} -> Type
adamc@753 194 val fieldsOf_table : fs ::: {Type} -> keys ::: {{Unit}}
adamc@753 195 -> fieldsOf (sql_table fs keys) fs
adamc@753 196 val fieldsOf_view : fs ::: {Type}
adamc@753 197 -> fieldsOf (sql_view fs) fs
adamc@203 198
adamc@704 199 (*** Constraints *)
adamc@704 200
adamc@707 201 (**** Primary keys *)
adamc@707 202
adamc@707 203 class sql_injectable_prim
adamc@707 204 val sql_bool : sql_injectable_prim bool
adamc@707 205 val sql_int : sql_injectable_prim int
adamc@707 206 val sql_float : sql_injectable_prim float
adamc@707 207 val sql_string : sql_injectable_prim string
adamc@1011 208 val sql_char : sql_injectable_prim char
adamc@707 209 val sql_time : sql_injectable_prim time
adamc@737 210 val sql_blob : sql_injectable_prim blob
adamc@707 211 val sql_channel : t ::: Type -> sql_injectable_prim (channel t)
adamc@707 212 val sql_client : sql_injectable_prim client
adamc@707 213
adamc@1104 214 con serialized :: Type -> Type
adamc@1104 215 val serialize : t ::: Type -> t -> serialized t
adamc@1104 216 val deserialize : t ::: Type -> serialized t -> t
adamc@1104 217 val sql_serialized : t ::: Type -> sql_injectable_prim (serialized t)
adamc@1104 218
adamc@707 219 con primary_key :: {Type} -> {{Unit}} -> Type
adamc@707 220 val no_primary_key : fs ::: {Type} -> primary_key fs []
adamc@707 221 val primary_key : rest ::: {Type} -> t ::: Type -> key1 :: Name -> keys :: {Type}
adamc@707 222 -> [[key1] ~ keys] => [[key1 = t] ++ keys ~ rest]
adamc@707 223 => $([key1 = sql_injectable_prim t] ++ map sql_injectable_prim keys)
adamc@707 224 -> primary_key ([key1 = t] ++ keys ++ rest)
adamc@707 225 [Pkey = [key1] ++ map (fn _ => ()) keys]
adamc@707 226
adamc@707 227 (**** Other constraints *)
adamc@707 228
adamc@705 229 con sql_constraints :: {Type} -> {{Unit}} -> Type
adamc@705 230 (* Arguments: column types, uniqueness implications of constraints *)
adamc@704 231
adamc@705 232 con sql_constraint :: {Type} -> {Unit} -> Type
adamc@704 233
adamc@705 234 val no_constraint : fs ::: {Type} -> sql_constraints fs []
adamc@705 235 val one_constraint : fs ::: {Type} -> unique ::: {Unit} -> name :: Name
adamc@705 236 -> sql_constraint fs unique
adamc@705 237 -> sql_constraints fs [name = unique]
adamc@705 238 val join_constraints : fs ::: {Type}
adamc@705 239 -> uniques1 ::: {{Unit}} -> uniques2 ::: {{Unit}} -> [uniques1 ~ uniques2]
adamc@705 240 => sql_constraints fs uniques1 -> sql_constraints fs uniques2
adamc@705 241 -> sql_constraints fs (uniques1 ++ uniques2)
adamc@705 242
adamc@709 243
adamc@705 244 val unique : rest ::: {Type} -> t ::: Type -> unique1 :: Name -> unique :: {Type}
adamc@705 245 -> [[unique1] ~ unique] => [[unique1 = t] ++ unique ~ rest]
adamc@705 246 => sql_constraint ([unique1 = t] ++ unique ++ rest) ([unique1] ++ map (fn _ => ()) unique)
adamc@704 247
adamc@712 248 class linkable :: Type -> Type -> Type
adamc@712 249 val linkable_same : t ::: Type -> linkable t t
adamc@712 250 val linkable_from_nullable : t ::: Type -> linkable (option t) t
adamc@712 251 val linkable_to_nullable : t ::: Type -> linkable t (option t)
adamc@712 252
adamc@709 253 con matching :: {Type} -> {Type} -> Type
adamc@709 254 val mat_nil : matching [] []
adamc@712 255 val mat_cons : t1 ::: Type -> rest1 ::: {Type} -> t2 ::: Type -> rest2 ::: {Type}
adamc@709 256 -> nm1 :: Name -> nm2 :: Name
adamc@709 257 -> [[nm1] ~ rest1] => [[nm2] ~ rest2]
adamc@712 258 => linkable t1 t2
adamc@712 259 -> matching rest1 rest2
adamc@712 260 -> matching ([nm1 = t1] ++ rest1) ([nm2 = t2] ++ rest2)
adamc@709 261
adamc@709 262 con propagation_mode :: {Type} -> Type
adamc@709 263 val restrict : fs ::: {Type} -> propagation_mode fs
adamc@709 264 val cascade : fs ::: {Type} -> propagation_mode fs
adamc@709 265 val no_action : fs ::: {Type} -> propagation_mode fs
adamc@709 266 val set_null : fs ::: {Type} -> propagation_mode (map option fs)
adamc@709 267
adamc@709 268
adamc@709 269 val foreign_key : mine1 ::: Name -> t ::: Type -> mine ::: {Type} -> munused ::: {Type}
adamc@709 270 -> foreign ::: {Type} -> funused ::: {Type}
adamc@709 271 -> nm ::: Name -> uniques ::: {{Unit}}
adamc@709 272 -> [[mine1] ~ mine] => [[mine1 = t] ++ mine ~ munused]
adamc@709 273 => [foreign ~ funused] => [[nm] ~ uniques]
adamc@709 274 => matching ([mine1 = t] ++ mine) foreign
adamc@709 275 -> sql_table (foreign ++ funused) ([nm = map (fn _ => ()) foreign] ++ uniques)
adamc@709 276 -> {OnDelete : propagation_mode ([mine1 = t] ++ mine),
adamc@709 277 OnUpdate : propagation_mode ([mine1 = t] ++ mine)}
adamc@709 278 -> sql_constraint ([mine1 = t] ++ mine ++ munused) []
adamc@709 279
adamc@714 280 con sql_exp :: {{Type}} -> {{Type}} -> {Type} -> Type -> Type
adamc@1072 281 val sql_exp_weaken : fs ::: {{Type}} -> agg ::: {{Type}} -> exps ::: {Type} -> t ::: Type
adamc@1072 282 -> fs' ::: {{Type}} -> agg' ::: {{Type}} -> exps' ::: {Type}
adamc@1072 283 -> [fs ~ fs'] => [agg ~ agg'] => [exps ~ exps'] =>
adamc@1072 284 sql_exp fs agg exps t
adamc@1072 285 -> sql_exp (fs ++ fs') (agg ++ agg') (exps ++ exps') t
adamc@714 286
adamc@714 287 val check : fs ::: {Type}
adamc@714 288 -> sql_exp [] [] fs bool
adamc@714 289 -> sql_constraint fs []
adamc@714 290
adamc@714 291
adamc@204 292 (*** Queries *)
adamc@204 293
adam@1394 294 con sql_query :: {{Type}} -> {{Type}} -> {{Type}} -> {Type} -> Type
adam@1394 295 con sql_query1 :: {{Type}} -> {{Type}} -> {{Type}} -> {{Type}} -> {Type} -> Type
adamc@204 296
adamc@223 297 con sql_subset :: {{Type}} -> {{Type}} -> Type
adamc@223 298 val sql_subset : keep_drop :: {({Type} * {Type})}
adamc@354 299 -> sql_subset
adamc@621 300 (map (fn fields :: ({Type} * {Type}) => fields.1 ++ fields.2) keep_drop)
adamc@621 301 (map (fn fields :: ({Type} * {Type}) => fields.1) keep_drop)
adamc@354 302 val sql_subset_all : tables :: {{Type}} -> sql_subset tables tables
adamc@1072 303 val sql_subset_concat : big1 ::: {{Type}} -> little1 ::: {{Type}}
adamc@1072 304 -> big2 ::: {{Type}} -> little2 ::: {{Type}}
adamc@1072 305 -> [big1 ~ big2] => [little1 ~ little2] =>
adamc@1072 306 sql_subset big1 little1
adamc@1072 307 -> sql_subset big2 little2
adamc@1072 308 -> sql_subset (big1 ++ big2) (little1 ++ little2)
adamc@223 309
adamc@1191 310 con sql_from_items :: {{Type}} -> {{Type}} -> Type
adamc@748 311
adamc@1195 312 val sql_from_nil : free ::: {{Type}} -> sql_from_items free []
adamc@1191 313 val sql_from_table : free ::: {{Type}} -> t ::: Type -> fs ::: {Type}
adamc@753 314 -> fieldsOf t fs -> name :: Name
adamc@1191 315 -> t -> sql_from_items free [name = fs]
adamc@1192 316 val sql_from_query : free ::: {{Type}} -> fs ::: {Type} -> name :: Name
adam@1394 317 -> sql_query free [] [] fs
adamc@1192 318 -> sql_from_items free [name = fs]
adamc@1191 319 val sql_from_comma : free ::: {{Type}} -> tabs1 ::: {{Type}} -> tabs2 ::: {{Type}}
adamc@748 320 -> [tabs1 ~ tabs2]
adamc@1191 321 => sql_from_items free tabs1 -> sql_from_items free tabs2
adamc@1191 322 -> sql_from_items free (tabs1 ++ tabs2)
adamc@1191 323 val sql_inner_join : free ::: {{Type}} -> tabs1 ::: {{Type}} -> tabs2 ::: {{Type}}
adamc@1191 324 -> [free ~ tabs1] => [free ~ tabs2] => [tabs1 ~ tabs2]
adamc@1191 325 => sql_from_items free tabs1 -> sql_from_items free tabs2
adamc@1191 326 -> sql_exp (free ++ tabs1 ++ tabs2) [] [] bool
adamc@1191 327 -> sql_from_items free (tabs1 ++ tabs2)
adamc@748 328
adamc@750 329 class nullify :: Type -> Type -> Type
adamc@750 330 val nullify_option : t ::: Type -> nullify (option t) (option t)
adamc@750 331 val nullify_prim : t ::: Type -> sql_injectable_prim t -> nullify t (option t)
adamc@750 332
adamc@1191 333 val sql_left_join : free ::: {{Type}} -> tabs1 ::: {{Type}} -> tabs2 ::: {{(Type * Type)}}
adamc@1191 334 -> [free ~ tabs1] => [free ~ tabs2] => [tabs1 ~ tabs2]
adamc@750 335 => $(map (fn r => $(map (fn p :: (Type * Type) => nullify p.1 p.2) r)) tabs2)
adamc@1191 336 -> sql_from_items free tabs1 -> sql_from_items free (map (map (fn p :: (Type * Type) => p.1)) tabs2)
adamc@1191 337 -> sql_exp (free ++ tabs1 ++ map (map (fn p :: (Type * Type) => p.1)) tabs2) [] [] bool
adamc@1191 338 -> sql_from_items free (tabs1 ++ map (map (fn p :: (Type * Type) => p.2)) tabs2)
adamc@750 339
adamc@1191 340 val sql_right_join : free ::: {{Type}} -> tabs1 ::: {{(Type * Type)}} -> tabs2 ::: {{Type}}
adamc@1191 341 -> [free ~ tabs1] => [free ~ tabs2] => [tabs1 ~ tabs2]
adamc@751 342 => $(map (fn r => $(map (fn p :: (Type * Type) => nullify p.1 p.2) r)) tabs1)
adamc@1191 343 -> sql_from_items free (map (map (fn p :: (Type * Type) => p.1)) tabs1) -> sql_from_items free tabs2
adamc@1191 344 -> sql_exp (free ++ map (map (fn p :: (Type * Type) => p.1)) tabs1 ++ tabs2) [] [] bool
adamc@1191 345 -> sql_from_items free (map (map (fn p :: (Type * Type) => p.2)) tabs1 ++ tabs2)
adamc@751 346
adamc@1191 347 val sql_full_join : free ::: {{Type}} -> tabs1 ::: {{(Type * Type)}} -> tabs2 ::: {{(Type * Type)}}
adamc@1191 348 -> [free ~ tabs1] => [free ~ tabs2] => [tabs1 ~ tabs2]
adamc@751 349 => $(map (fn r => $(map (fn p :: (Type * Type) => nullify p.1 p.2) r)) (tabs1 ++ tabs2))
adamc@1191 350 -> sql_from_items free (map (map (fn p :: (Type * Type) => p.1)) tabs1)
adamc@1191 351 -> sql_from_items free (map (map (fn p :: (Type * Type) => p.1)) tabs2)
adamc@1191 352 -> sql_exp (free ++ map (map (fn p :: (Type * Type) => p.1)) (tabs1 ++ tabs2)) [] [] bool
adamc@1191 353 -> sql_from_items free (map (map (fn p :: (Type * Type) => p.2)) (tabs1 ++ tabs2))
adamc@751 354
adamc@1191 355 val sql_query1 : free ::: {{Type}}
adam@1394 356 -> afree ::: {{Type}}
adamc@1191 357 -> tables ::: {{Type}}
adamc@354 358 -> grouped ::: {{Type}}
adamc@354 359 -> selectedFields ::: {{Type}}
adamc@354 360 -> selectedExps ::: {Type}
adamc@1070 361 -> empties :: {Unit}
adamc@1191 362 -> [free ~ tables]
adamc@1191 363 => [free ~ grouped]
adam@1394 364 => [afree ~ tables]
adamc@1191 365 => [empties ~ selectedFields]
adamc@1070 366 => {Distinct : bool,
adamc@1191 367 From : sql_from_items free tables,
adam@1394 368 Where : sql_exp (free ++ tables) afree [] bool,
adamc@748 369 GroupBy : sql_subset tables grouped,
adam@1394 370 Having : sql_exp (free ++ grouped) (afree ++ tables) [] bool,
adamc@1070 371 SelectFields : sql_subset grouped (map (fn _ => []) empties ++ selectedFields),
adam@1394 372 SelectExps : $(map (sql_exp (free ++ grouped) (afree ++ tables) [])
adamc@705 373 selectedExps) }
adam@1394 374 -> sql_query1 free afree tables selectedFields selectedExps
adamc@229 375
adamc@229 376 type sql_relop
adamc@229 377 val sql_union : sql_relop
adamc@229 378 val sql_intersect : sql_relop
adamc@229 379 val sql_except : sql_relop
adamc@1191 380 val sql_relop : free ::: {{Type}}
adam@1394 381 -> afree ::: {{Type}}
adamc@1191 382 -> tables1 ::: {{Type}}
adamc@354 383 -> tables2 ::: {{Type}}
adamc@354 384 -> selectedFields ::: {{Type}}
adamc@354 385 -> selectedExps ::: {Type}
adamc@354 386 -> sql_relop
adam@1394 387 -> sql_query1 free afree tables1 selectedFields selectedExps
adam@1394 388 -> sql_query1 free afree tables2 selectedFields selectedExps
adam@1394 389 -> sql_query1 free afree [] selectedFields selectedExps
adam@1394 390 val sql_forget_tables : free ::: {{Type}} -> afree ::: {{Type}} -> tables ::: {{Type}} -> selectedFields ::: {{Type}} -> selectedExps ::: {Type}
adam@1394 391 -> sql_query1 free afree tables selectedFields selectedExps
adam@1394 392 -> sql_query1 free afree [] selectedFields selectedExps
adamc@229 393
adamc@230 394 type sql_direction
adamc@230 395 val sql_asc : sql_direction
adamc@230 396 val sql_desc : sql_direction
adamc@230 397
adamc@234 398 con sql_order_by :: {{Type}} -> {Type} -> Type
adamc@234 399 val sql_order_by_Nil : tables ::: {{Type}} -> exps :: {Type} -> sql_order_by tables exps
adamc@234 400 val sql_order_by_Cons : tables ::: {{Type}} -> exps ::: {Type} -> t ::: Type
adamc@354 401 -> sql_exp tables [] exps t -> sql_direction
adamc@354 402 -> sql_order_by tables exps
adamc@354 403 -> sql_order_by tables exps
adamc@230 404
adamc@231 405 type sql_limit
adamc@231 406 val sql_no_limit : sql_limit
adamc@231 407 val sql_limit : int -> sql_limit
adamc@354 408
adamc@232 409 type sql_offset
adamc@232 410 val sql_no_offset : sql_offset
adamc@232 411 val sql_offset : int -> sql_offset
adamc@232 412
adamc@1191 413 val sql_query : free ::: {{Type}}
adam@1394 414 -> afree ::: {{Type}}
adamc@1191 415 -> tables ::: {{Type}}
adamc@354 416 -> selectedFields ::: {{Type}}
adamc@354 417 -> selectedExps ::: {Type}
adamc@1191 418 -> [free ~ tables]
adam@1394 419 => {Rows : sql_query1 free afree tables selectedFields selectedExps,
adamc@1191 420 OrderBy : sql_order_by (free ++ tables) selectedExps,
adamc@354 421 Limit : sql_limit,
adamc@354 422 Offset : sql_offset}
adam@1394 423 -> sql_query free afree selectedFields selectedExps
adamc@204 424
adamc@354 425 val sql_field : otherTabs ::: {{Type}} -> otherFields ::: {Type}
adamc@354 426 -> fieldType ::: Type -> agg ::: {{Type}}
adamc@354 427 -> exps ::: {Type}
adamc@354 428 -> tab :: Name -> field :: Name
adamc@354 429 -> sql_exp
adamc@354 430 ([tab = [field = fieldType] ++ otherFields] ++ otherTabs)
adamc@354 431 agg exps fieldType
adamc@234 432
adamc@354 433 val sql_exp : tabs ::: {{Type}} -> agg ::: {{Type}} -> t ::: Type -> rest ::: {Type}
adamc@354 434 -> nm :: Name
adamc@354 435 -> sql_exp tabs agg ([nm = t] ++ rest) t
adamc@209 436
adamc@221 437 class sql_injectable
adamc@676 438 val sql_prim : t ::: Type -> sql_injectable_prim t -> sql_injectable t
adamc@676 439 val sql_option_prim : t ::: Type -> sql_injectable_prim t -> sql_injectable (option t)
adamc@676 440
adamc@354 441 val sql_inject : tables ::: {{Type}} -> agg ::: {{Type}} -> exps ::: {Type}
adamc@354 442 -> t ::: Type
adamc@354 443 -> sql_injectable t -> t -> sql_exp tables agg exps t
adamc@209 444
adamc@470 445 val sql_is_null : tables ::: {{Type}} -> agg ::: {{Type}} -> exps ::: {Type}
adamc@470 446 -> t ::: Type
adamc@470 447 -> sql_exp tables agg exps (option t)
adamc@470 448 -> sql_exp tables agg exps bool
adamc@470 449
adamc@559 450 class sql_arith
adamc@559 451 val sql_int_arith : sql_arith int
adamc@559 452 val sql_float_arith : sql_arith float
adamc@559 453
adamc@220 454 con sql_unary :: Type -> Type -> Type
adamc@220 455 val sql_not : sql_unary bool bool
adamc@354 456 val sql_unary : tables ::: {{Type}} -> agg ::: {{Type}} -> exps ::: {Type}
adamc@354 457 -> arg ::: Type -> res ::: Type
adamc@354 458 -> sql_unary arg res -> sql_exp tables agg exps arg
adamc@354 459 -> sql_exp tables agg exps res
adamc@220 460
adamc@559 461 val sql_neg : t ::: Type -> sql_arith t -> sql_unary t t
adamc@559 462
adamc@220 463 con sql_binary :: Type -> Type -> Type -> Type
adamc@220 464 val sql_and : sql_binary bool bool bool
adamc@220 465 val sql_or : sql_binary bool bool bool
adamc@234 466 val sql_binary : tables ::: {{Type}} -> agg ::: {{Type}} -> exps ::: {Type}
adamc@354 467 -> arg1 ::: Type -> arg2 ::: Type -> res ::: Type
adamc@354 468 -> sql_binary arg1 arg2 res -> sql_exp tables agg exps arg1
adamc@354 469 -> sql_exp tables agg exps arg2
adamc@354 470 -> sql_exp tables agg exps res
adamc@220 471
adamc@559 472 val sql_plus : t ::: Type -> sql_arith t -> sql_binary t t t
adamc@559 473 val sql_minus : t ::: Type -> sql_arith t -> sql_binary t t t
adamc@559 474 val sql_times : t ::: Type -> sql_arith t -> sql_binary t t t
adamc@559 475 val sql_div : t ::: Type -> sql_arith t -> sql_binary t t t
adamc@559 476 val sql_mod : sql_binary int int int
adamc@559 477
adamc@559 478 val sql_eq : t ::: Type -> sql_binary t t bool
adamc@559 479 val sql_ne : t ::: Type -> sql_binary t t bool
adamc@559 480 val sql_lt : t ::: Type -> sql_binary t t bool
adamc@559 481 val sql_le : t ::: Type -> sql_binary t t bool
adamc@559 482 val sql_gt : t ::: Type -> sql_binary t t bool
adamc@559 483 val sql_ge : t ::: Type -> sql_binary t t bool
adamc@203 484
adamc@235 485 val sql_count : tables ::: {{Type}} -> agg ::: {{Type}} -> exps ::: {Type}
adamc@544 486 -> sql_exp tables agg exps int
adamc@235 487
adamc@1187 488 con sql_aggregate :: Type -> Type -> Type
adamc@354 489 val sql_aggregate : tables ::: {{Type}} -> agg ::: {{Type}} -> exps ::: {Type}
adamc@1187 490 -> dom ::: Type -> ran ::: Type
adamc@1187 491 -> sql_aggregate dom ran -> sql_exp agg agg exps dom
adamc@1187 492 -> sql_exp tables agg exps ran
adamc@1187 493
adamc@1187 494 val sql_count_col : t ::: Type -> sql_aggregate (option t) int
adamc@236 495
adamc@236 496 class sql_summable
adamc@236 497 val sql_summable_int : sql_summable int
adamc@236 498 val sql_summable_float : sql_summable float
adam@1357 499 val sql_summable_option : t ::: Type -> sql_summable t -> sql_summable (option t)
adam@1394 500 val sql_avg : t ::: Type -> nt ::: Type -> sql_summable t -> nullify t nt -> sql_aggregate t nt
adam@1394 501 val sql_sum : t ::: Type -> nt ::: Type -> sql_summable t -> nullify t nt -> sql_aggregate t nt
adamc@236 502
adamc@236 503 class sql_maxable
adamc@236 504 val sql_maxable_int : sql_maxable int
adamc@236 505 val sql_maxable_float : sql_maxable float
adamc@236 506 val sql_maxable_string : sql_maxable string
adamc@437 507 val sql_maxable_time : sql_maxable time
adam@1357 508 val sql_maxable_option : t ::: Type -> sql_maxable t -> sql_maxable (option t)
adam@1394 509 val sql_max : t ::: Type -> nt ::: Type -> sql_maxable t -> nullify t nt -> sql_aggregate t nt
adam@1394 510 val sql_min : t ::: Type -> nt ::: Type -> sql_maxable t -> nullify t nt -> sql_aggregate t nt
adamc@236 511
adamc@441 512 con sql_nfunc :: Type -> Type
adamc@441 513 val sql_nfunc : tables ::: {{Type}} -> agg ::: {{Type}} -> exps ::: {Type}
adamc@441 514 -> t ::: Type
adamc@441 515 -> sql_nfunc t -> sql_exp tables agg exps t
adamc@441 516 val sql_current_timestamp : sql_nfunc time
adamc@441 517
adamc@746 518 con sql_ufunc :: Type -> Type -> Type
adamc@746 519 val sql_ufunc : tables ::: {{Type}} -> agg ::: {{Type}} -> exps ::: {Type}
adamc@746 520 -> dom ::: Type -> ran ::: Type
adamc@746 521 -> sql_ufunc dom ran -> sql_exp tables agg exps dom
adamc@746 522 -> sql_exp tables agg exps ran
adamc@746 523 val sql_octet_length : sql_ufunc blob int
adamc@1207 524 val sql_known : t ::: Type -> sql_ufunc t bool
adamc@746 525
adamc@235 526
adamc@1081 527 val sql_nullable : tables ::: {{Type}} -> agg ::: {{Type}} -> exps ::: {Type} -> t ::: Type
adamc@1081 528 -> sql_injectable_prim t
adamc@1081 529 -> sql_exp tables agg exps t
adamc@1081 530 -> sql_exp tables agg exps (option t)
adamc@1081 531
adamc@1191 532 val sql_subquery : tables ::: {{Type}} -> agg ::: {{Type}} -> exps ::: {Type} -> nm ::: Name -> t ::: Type
adam@1394 533 -> sql_query tables agg [] [nm = t]
adamc@1191 534 -> sql_exp tables agg exps t
adamc@1191 535
adamc@243 536 (*** Executing queries *)
adamc@243 537
adamc@354 538 val query : tables ::: {{Type}} -> exps ::: {Type}
adamc@629 539 -> [tables ~ exps] =>
adamc@354 540 state ::: Type
adam@1394 541 -> sql_query [] [] tables exps
adamc@621 542 -> ($(exps ++ map (fn fields :: {Type} => $fields) tables)
adamc@354 543 -> state
adamc@354 544 -> transaction state)
adamc@354 545 -> state
adamc@354 546 -> transaction state
adamc@243 547
adamc@243 548
adamc@299 549 (*** Database mutators *)
adamc@299 550
adamc@299 551 type dml
adamc@299 552 val dml : dml -> transaction unit
adam@1293 553 val tryDml : dml -> transaction (option string)
adam@1293 554 (* Returns an error message on failure. *)
adamc@299 555
adamc@705 556 val insert : fields ::: {Type} -> uniques ::: {{Unit}}
adamc@705 557 -> sql_table fields uniques
adamc@621 558 -> $(map (fn t :: Type => sql_exp [] [] [] t) fields)
adamc@354 559 -> dml
adamc@299 560
adamc@705 561 val update : unchanged ::: {Type} -> uniques ::: {{Unit}} -> changed :: {Type} ->
adamc@629 562 [changed ~ unchanged] =>
adamc@621 563 $(map (fn t :: Type => sql_exp [T = changed ++ unchanged] [] [] t) changed)
adamc@705 564 -> sql_table (changed ++ unchanged) uniques
adamc@354 565 -> sql_exp [T = changed ++ unchanged] [] [] bool
adamc@354 566 -> dml
adamc@299 567
adamc@705 568 val delete : fields ::: {Type} -> uniques ::: {{Unit}}
adamc@705 569 -> sql_table fields uniques
adamc@354 570 -> sql_exp [T = fields] [] [] bool
adamc@354 571 -> dml
adamc@299 572
adamc@338 573 (*** Sequences *)
adamc@338 574
adamc@338 575 type sql_sequence
adamc@338 576 val nextval : sql_sequence -> transaction int
adamc@1073 577 val setval : sql_sequence -> int -> transaction unit
adamc@338 578
adamc@299 579
adamc@203 580 (** XML *)
adamc@203 581
adamc@721 582 type css_class
adam@1292 583 val classes : css_class -> css_class -> css_class
adam@1292 584 (* The equivalent of writing one class after the other, separated by a space, in
adam@1292 585 * an HTML 'class' attribute *)
adamc@718 586
adamc@720 587 con tag :: {Type} -> {Unit} -> {Unit} -> {Type} -> {Type} -> Type
adamc@91 588
adamc@720 589 con xml :: {Unit} -> {Type} -> {Type} -> Type
adamc@720 590 val cdata : ctx ::: {Unit} -> use ::: {Type} -> string -> xml ctx use []
adam@1358 591 val cdataChar : ctx ::: {Unit} -> use ::: {Type} -> char -> xml ctx use []
adamc@354 592 val tag : attrsGiven ::: {Type} -> attrsAbsent ::: {Type}
adamc@354 593 -> ctxOuter ::: {Unit} -> ctxInner ::: {Unit}
adamc@354 594 -> useOuter ::: {Type} -> useInner ::: {Type}
adamc@354 595 -> bindOuter ::: {Type} -> bindInner ::: {Type}
adamc@629 596 -> [attrsGiven ~ attrsAbsent] =>
adamc@629 597 [useOuter ~ useInner] =>
adamc@629 598 [bindOuter ~ bindInner] =>
adamc@721 599 option css_class
adamc@721 600 -> $attrsGiven
adamc@629 601 -> tag (attrsGiven ++ attrsAbsent)
adamc@720 602 ctxOuter ctxInner useOuter bindOuter
adamc@720 603 -> xml ctxInner useInner bindInner
adamc@720 604 -> xml ctxOuter (useOuter ++ useInner) (bindOuter ++ bindInner)
adamc@140 605 val join : ctx ::: {Unit}
adamc@720 606 -> use1 ::: {Type} -> bind1 ::: {Type} -> bind2 ::: {Type}
adamc@720 607 -> [use1 ~ bind1] => [bind1 ~ bind2] =>
adamc@720 608 xml ctx use1 bind1
adamc@720 609 -> xml ctx (use1 ++ bind1) bind2
adamc@720 610 -> xml ctx use1 (bind1 ++ bind2)
adamc@354 611 val useMore : ctx ::: {Unit} -> use1 ::: {Type} -> use2 ::: {Type}
adamc@720 612 -> bind ::: {Type}
adamc@629 613 -> [use1 ~ use2] =>
adamc@720 614 xml ctx use1 bind
adamc@720 615 -> xml ctx (use1 ++ use2) bind
adamc@91 616
adamc@110 617 con xhtml = xml [Html]
adamc@139 618 con page = xhtml [] []
adamc@720 619 con xbody = xml [Body] [] []
adamc@1277 620 con xtable = xml [Body, Table] [] []
adamc@720 621 con xtr = xml [Body, Tr] [] []
adamc@720 622 con xform = xml [Body, Form] [] []
adamc@110 623
adamc@718 624
adamc@204 625 (*** HTML details *)
adamc@204 626
adamc@140 627 con html = [Html]
adamc@140 628 con head = [Head]
adamc@140 629 con body = [Body]
adamc@361 630 con form = [Body, Form]
adamc@760 631 con subform = [Body, Subform]
adamc@332 632 con tabl = [Body, Table]
adamc@332 633 con tr = [Body, Tr]
adamc@93 634
adam@1370 635 type queryString
adam@1370 636 val show_queryString : show queryString
adam@1370 637
adamc@724 638 type url
adamc@1065 639 val show_url : show url
adamc@724 640 val bless : string -> url
adamc@770 641 val checkUrl : string -> option url
adamc@1085 642 val currentUrl : transaction url
adam@1386 643 val currentUrlHasPost : transaction bool
adamc@1065 644 val url : transaction page -> url
adam@1370 645 val effectfulUrl : (option queryString -> transaction page) -> url
adamc@1065 646 val redirect : t ::: Type -> url -> transaction t
adamc@724 647
adamc@847 648 val dyn : ctx ::: {Unit} -> use ::: {Type} -> bind ::: {Type} -> [ctx ~ body] => unit
adamc@847 649 -> tag [Signal = signal (xml (body ++ ctx) use bind)] (body ++ ctx) [] use bind
adamc@568 650
adamc@720 651 val head : unit -> tag [] html head [] []
adamc@720 652 val title : unit -> tag [] head [] [] []
adamc@1047 653 val link : unit -> tag [Id = string, Rel = string, Typ = string, Href = url, Media = string] head [] [] []
adamc@110 654
adamc@892 655 val body : unit -> tag [Onload = transaction unit, Onresize = transaction unit, Onunload = transaction unit]
adamc@892 656 html body [] []
adamc@354 657 con bodyTag = fn (attrs :: {Type}) =>
adamc@354 658 ctx ::: {Unit} ->
adamc@629 659 [[Body] ~ ctx] =>
adamc@720 660 unit -> tag attrs ([Body] ++ ctx) ([Body] ++ ctx) [] []
adamc@354 661 con bodyTagStandalone = fn (attrs :: {Type}) =>
adamc@354 662 ctx ::: {Unit}
adamc@629 663 -> [[Body] ~ ctx] =>
adamc@720 664 unit -> tag attrs ([Body] ++ ctx) [] [] []
adamc@141 665
adamc@1047 666 val br : bodyTagStandalone [Id = int]
adamc@119 667
adamc@892 668 con focusEvents = [Onblur = transaction unit, Onfocus = transaction unit]
adamc@892 669 con mouseEvents = [Onclick = transaction unit, Ondblclick = transaction unit,
adamc@892 670 Onmousedown = transaction unit, Onmousemove = transaction unit,
adamc@892 671 Onmouseout = transaction unit, Onmouseover = transaction unit,
adamc@894 672 Onmouseup = transaction unit]
adamc@895 673 con keyEvents = [Onkeydown = int -> transaction unit, Onkeypress = int -> transaction unit,
adamc@895 674 Onkeyup = int -> transaction unit]
adamc@895 675 (* Key arguments are character codes. *)
adamc@892 676 con resizeEvents = [Onresize = transaction unit]
adamc@691 677
adamc@892 678 con boxEvents = focusEvents ++ mouseEvents ++ keyEvents ++ resizeEvents
adamc@892 679 con tableEvents = focusEvents ++ mouseEvents ++ keyEvents
adamc@140 680
adam@1291 681 con boxAttrs = [Id = string, Title = string] ++ boxEvents
adam@1291 682 con tableAttrs = [Id = string, Title = string] ++ tableEvents
adamc@469 683
adamc@1047 684 val span : bodyTag boxAttrs
adamc@1047 685 val div : bodyTag boxAttrs
adamc@140 686
adamc@1047 687 val p : bodyTag boxAttrs
adamc@1047 688 val b : bodyTag boxAttrs
adamc@1047 689 val i : bodyTag boxAttrs
adamc@1047 690 val tt : bodyTag boxAttrs
adamc@410 691
adamc@1047 692 val h1 : bodyTag boxAttrs
adamc@1047 693 val h2 : bodyTag boxAttrs
adamc@1047 694 val h3 : bodyTag boxAttrs
adamc@1047 695 val h4 : bodyTag boxAttrs
adamc@1047 696 val h5 : bodyTag boxAttrs
adamc@1047 697 val h6 : bodyTag boxAttrs
adamc@717 698
adamc@1047 699 val li : bodyTag boxAttrs
adamc@1047 700 val ol : bodyTag boxAttrs
adamc@1047 701 val ul : bodyTag boxAttrs
adamc@140 702
adamc@1047 703 val hr : bodyTag boxAttrs
adamc@1047 704
adamc@1047 705 val a : bodyTag ([Link = transaction page, Href = url] ++ boxAttrs)
adamc@892 706
adamc@1129 707 val img : bodyTag ([Src = url, Width = int, Height = int,
adamc@1129 708 Onabort = transaction unit, Onerror = transaction unit,
adamc@1047 709 Onload = transaction unit] ++ boxAttrs)
adamc@892 710
adamc@720 711 val form : ctx ::: {Unit} -> bind ::: {Type}
adamc@1120 712 -> [[Body, Form, Table] ~ ctx] =>
adamc@1004 713 xml ([Body, Form] ++ ctx) [] bind
adamc@756 714 -> xml ([Body] ++ ctx) [] []
adamc@756 715
adamc@756 716 val subform : ctx ::: {Unit} -> use ::: {Type} -> bind ::: {Type}
adamc@756 717 -> [[Form] ~ ctx] =>
adamc@756 718 nm :: Name -> [[nm] ~ use] =>
adamc@1004 719 xml ([Form] ++ ctx) [] bind
adamc@756 720 -> xml ([Form] ++ ctx) use [nm = $bind]
adamc@758 721
adamc@758 722 val subforms : ctx ::: {Unit} -> use ::: {Type} -> bind ::: {Type}
adamc@1004 723 -> [[Form, Subform] ~ ctx] =>
adamc@758 724 nm :: Name -> [[nm] ~ use] =>
adamc@1004 725 xml ([Subform] ++ ctx) [Entry = $bind] []
adamc@758 726 -> xml ([Form] ++ ctx) use [nm = list ($bind)]
adamc@758 727
adamc@758 728 val entry : ctx ::: {Unit} -> bind ::: {Type}
adamc@1004 729 -> [[Subform, Form] ~ ctx] =>
adamc@1004 730 xml ([Form] ++ ctx) [] bind
adamc@758 731 -> xml ([Subform] ++ ctx) [Entry = $bind] []
adamc@758 732
adamc@361 733 con formTag = fn (ty :: Type) (inner :: {Unit}) (attrs :: {Type}) =>
adamc@354 734 ctx ::: {Unit}
adamc@629 735 -> [[Form] ~ ctx] =>
adamc@354 736 nm :: Name -> unit
adamc@720 737 -> tag attrs ([Form] ++ ctx) inner [] [nm = ty]
adamc@1047 738 val hidden : formTag string [] [Id = string, Value = string]
adamc@892 739 val textbox : formTag string [] ([Value = string, Size = int, Source = source string, Onchange = transaction unit,
adamc@1047 740 Ontext = transaction unit] ++ boxAttrs)
adamc@1047 741 val password : formTag string [] ([Value = string, Size = int] ++ boxAttrs)
adamc@892 742 val textarea : formTag string [] ([Rows = int, Cols = int, Onchange = transaction unit,
adamc@1047 743 Ontext = transaction unit] ++ boxAttrs)
adamc@153 744
adamc@1047 745 val checkbox : formTag bool [] ([Checked = bool] ++ boxAttrs)
adamc@190 746
adamc@737 747 type file
adamc@737 748 val fileName : file -> option string
adamc@740 749 val fileMimeType : file -> string
adamc@737 750 val fileData : file -> blob
adamc@737 751
adamc@1047 752 val upload : formTag file [] ([Value = string, Size = int] ++ boxAttrs)
adamc@737 753
adamc@741 754 type mimeType
adamc@741 755 val blessMime : string -> mimeType
adamc@770 756 val checkMime : string -> option mimeType
adamc@741 757 val returnBlob : t ::: Type -> blob -> mimeType -> transaction t
adamc@745 758 val blobSize : blob -> int
adamc@1119 759 val textBlob : string -> blob
adamc@741 760
adam@1347 761 type postBody
adam@1347 762 val postType : postBody -> string
adam@1347 763 val postData : postBody -> string
adam@1347 764
adamc@153 765 con radio = [Body, Radio]
adamc@1047 766 val radio : formTag string radio [Id = string]
adamc@1068 767 val radioOption : unit -> tag ([Value = string, Checked = bool] ++ boxAttrs) radio [] [] []
adamc@142 768
adamc@154 769 con select = [Select]
adamc@1047 770 val select : formTag string select ([Onchange = transaction unit] ++ boxAttrs)
adamc@720 771 val option : unit -> tag [Value = string, Selected = bool] select [] [] []
adamc@154 772
adamc@720 773 val submit : ctx ::: {Unit} -> use ::: {Type}
adamc@629 774 -> [[Form] ~ ctx] =>
adamc@354 775 unit
adamc@1047 776 -> tag ([Value = string, Action = $use -> transaction page] ++ boxAttrs)
adamc@720 777 ([Form] ++ ctx) ([Form] ++ ctx) use []
adamc@283 778
adamc@1047 779 val label : bodyTag ([For = string, Accesskey = string] ++ tableAttrs)
adamc@1047 780
adamc@1047 781
adamc@601 782 (*** AJAX-oriented widgets *)
adamc@601 783
adamc@797 784 con cformTag = fn (attrs :: {Type}) (inner :: {Unit}) =>
adamc@601 785 ctx ::: {Unit}
adamc@629 786 -> [[Body] ~ ctx] =>
adamc@797 787 unit -> tag attrs ([Body] ++ ctx) inner [] []
adamc@601 788
adamc@892 789 val ctextbox : cformTag ([Value = string, Size = int, Source = source string, Onchange = transaction unit,
adamc@1047 790 Ontext = transaction unit] ++ boxAttrs) []
adamc@1047 791 val button : cformTag ([Value = string] ++ boxAttrs) []
adamc@797 792
adamc@1047 793 val ccheckbox : cformTag ([Value = bool, Size = int, Source = source bool] ++ boxAttrs) []
adamc@817 794
adamc@797 795 con cselect = [Cselect]
adamc@1047 796 val cselect : cformTag ([Source = source string, Onchange = transaction unit] ++ boxAttrs) cselect
adamc@797 797 val coption : unit -> tag [Value = string, Selected = bool] cselect [] [] []
adamc@601 798
adamc@1099 799 val ctextarea : cformTag ([Value = string, Rows = int, Cols = int, Source = source string, Onchange = transaction unit,
adamc@1099 800 Ontext = transaction unit] ++ boxAttrs) []
adamc@1099 801
adamc@720 802 (*** Tables *)
adamc@720 803
adamc@892 804 val tabl : other ::: {Unit} -> [other ~ [Body, Table]] => unit
adamc@1047 805 -> tag ([Border = int] ++ boxAttrs)
adamc@892 806 ([Body] ++ other) ([Body, Table] ++ other) [] []
adamc@892 807 val tr : other ::: {Unit} -> [other ~ [Body, Table, Tr]] => unit
adamc@1047 808 -> tag tableAttrs
adamc@892 809 ([Body, Table] ++ other) ([Body, Tr] ++ other) [] []
adamc@892 810 val th : other ::: {Unit} -> [other ~ [Body, Tr]] => unit
adamc@1047 811 -> tag ([Colspan = int] ++ tableAttrs)
adamc@892 812 ([Body, Tr] ++ other) ([Body] ++ other) [] []
adamc@892 813 val td : other ::: {Unit} -> [other ~ [Body, Tr]] => unit
adamc@1047 814 -> tag ([Colspan = int] ++ tableAttrs)
adamc@892 815 ([Body, Tr] ++ other) ([Body] ++ other) [] []
adamc@720 816
adamc@283 817
adamc@283 818 (** Aborting *)
adamc@283 819
adamc@726 820 val error : t ::: Type -> xbody -> t
adamc@720 821
adamc@729 822 (* Client-side-only handlers: *)
adamc@726 823 val onError : (xbody -> transaction unit) -> transaction unit
adamc@728 824 val onFail : (string -> transaction unit) -> transaction unit
adamc@729 825 val onConnectFail : transaction unit -> transaction unit
adamc@729 826 val onDisconnect : transaction unit -> transaction unit
adamc@729 827 val onServerError : (string -> transaction unit) -> transaction unit
adamc@727 828
adamc@727 829 val show_xml : ctx ::: {Unit} -> use ::: {Type} -> bind ::: {Type} -> show (xml ctx use bind)
adamc@1075 830
adamc@1075 831
adamc@1075 832 (** Tasks *)
adamc@1075 833
adam@1348 834 con task_kind :: Type -> Type
adam@1348 835 val initialize : task_kind unit
adam@1348 836 val clientLeaves : task_kind client
adam@1349 837 val periodic : int -> task_kind unit
adamc@1120 838
adamc@1120 839
adamc@1199 840 (** Information flow security *)
adamc@1199 841
adamc@1199 842 type sql_policy
adamc@1199 843
adamc@1214 844 val sendClient : tables ::: {{Type}} -> exps ::: {Type}
adam@1394 845 -> [tables ~ exps] => sql_query [] [] tables exps
adamc@1214 846 -> sql_policy
adamc@1199 847
adamc@1229 848 val sendOwnIds : sql_sequence -> sql_policy
adamc@1229 849
adamc@1220 850 val mayInsert : fs ::: {Type} -> tables ::: {{Type}} -> [[New] ~ tables]
adam@1394 851 => sql_query [] [] ([New = fs] ++ tables) []
adamc@1220 852 -> sql_policy
adamc@1220 853
adamc@1221 854 val mayDelete : fs ::: {Type} -> tables ::: {{Type}} -> [[Old] ~ tables]
adam@1394 855 => sql_query [] [] ([Old = fs] ++ tables) []
adamc@1221 856 -> sql_policy
adamc@1221 857
adamc@1223 858 val mayUpdate : fs ::: {Type} -> tables ::: {{Type}} -> [[Old, New] ~ tables]
adam@1394 859 => sql_query [] [] ([Old = fs, New = fs] ++ tables) []
adamc@1223 860 -> sql_policy
adamc@1223 861
adamc@1240 862 val also : sql_policy -> sql_policy -> sql_policy
adamc@1199 863
adamc@1120 864 val debug : string -> transaction unit
adam@1389 865 val naughtyDebug : string -> int
adamc@1250 866
adamc@1250 867 val rand : transaction int