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annotate src/settings.sml @ 1787:69daa6d70299

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author Adam Chlipala <adam@chlipala.net>
date Sat, 21 Jul 2012 15:16:57 -0400
parents ffd7ed3bc0b7
children 2f8b8952fe27
rev   line source
adam@1478 1 (* Copyright (c) 2008-2011, Adam Chlipala
adamc@764 2 * All rights reserved.
adamc@764 3 *
adamc@764 4 * Redistribution and use in source and binary forms, with or without
adamc@764 5 * modification, are permitted provided that the following conditions are met:
adamc@764 6 *
adamc@764 7 * - Redistributions of source code must retain the above copyright notice,
adamc@764 8 * this list of conditions and the following disclaimer.
adamc@764 9 * - Redistributions in binary form must reproduce the above copyright notice,
adamc@764 10 * this list of conditions and the following disclaimer in the documentation
adamc@764 11 * and/or other materials provided with the distribution.
adamc@764 12 * - The names of contributors may not be used to endorse or promote products
adamc@764 13 * derived from this software without specific prior written permission.
adamc@764 14 *
adamc@764 15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
adamc@764 16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
adamc@764 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
adamc@764 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
rmbruijn@1597 19 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
adamc@764 20 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
adamc@764 21 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
adamc@764 22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
adamc@764 23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
adamc@764 24 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
adamc@764 25 * POSSIBILITY OF SUCH DAMAGE.
adamc@764 26 *)
adamc@764 27
adamc@764 28 structure Settings :> SETTINGS = struct
adamc@764 29
ezyang@1739 30 val configBin = ref Config.bin
ezyang@1739 31 val configLib = ref Config.lib
ezyang@1739 32 val configSrcLib = ref Config.srclib
ezyang@1739 33 val configInclude = ref Config.includ
ezyang@1739 34 val configSitelisp = ref Config.sitelisp
ezyang@1739 35
ezyang@1739 36 fun libUr () = OS.Path.joinDirFile {dir = !configSrcLib,
ezyang@1739 37 file = "ur"}
ezyang@1739 38 fun libC () = OS.Path.joinDirFile {dir = !configSrcLib,
ezyang@1739 39 file = "c"}
ezyang@1739 40 fun libJs () = OS.Path.joinDirFile {dir = !configSrcLib,
ezyang@1739 41 file = "js"}
ezyang@1739 42
ezyang@1739 43 fun libFile s = OS.Path.joinDirFile {dir = libUr (),
ezyang@1739 44 file = s}
ezyang@1739 45
adam@1637 46 val urlPrefixFull = ref "/"
adamc@764 47 val urlPrefix = ref "/"
adam@1370 48 val urlPrePrefix = ref ""
adamc@764 49 val timeout = ref 0
adamc@764 50 val headers = ref ([] : string list)
adamc@766 51 val scripts = ref ([] : string list)
adamc@764 52
adam@1637 53 fun getUrlPrefixFull () = !urlPrefixFull
adamc@764 54 fun getUrlPrefix () = !urlPrefix
adam@1370 55 fun getUrlPrePrefix () = !urlPrePrefix
adamc@764 56 fun setUrlPrefix p =
adam@1370 57 let
adam@1370 58 val prefix = if p = "" then
adam@1370 59 "/"
adam@1370 60 else if String.sub (p, size p - 1) <> #"/" then
adam@1370 61 p ^ "/"
adam@1370 62 else
adam@1370 63 p
adam@1370 64
adam@1470 65 fun findPrefix n =
adam@1470 66 let
adam@1470 67 val (befor, after) = Substring.splitl (fn ch => ch <> #"/") (Substring.extract (prefix, n, NONE))
adam@1470 68 in
adam@1470 69 if Substring.isEmpty after then
adam@1470 70 ("", prefix)
adam@1470 71 else
adam@1470 72 (String.substring (prefix, 0, n) ^ Substring.string befor, Substring.string after)
rmbruijn@1597 73 end
adam@1470 74
adam@1370 75 val (prepre, prefix) =
adam@1370 76 if String.isPrefix "http://" prefix then
adam@1470 77 findPrefix 7
adam@1470 78 else if String.isPrefix "https://" prefix then
adam@1470 79 findPrefix 8
adam@1370 80 else
adam@1370 81 ("", prefix)
adam@1370 82 in
adam@1637 83 urlPrefixFull := p;
adam@1370 84 urlPrePrefix := prepre;
adam@1370 85 urlPrefix := prefix
adam@1370 86 end
adamc@764 87
adamc@764 88 fun getTimeout () = !timeout
adamc@764 89 fun setTimeout n = timeout := n
adamc@764 90
adamc@764 91 fun getHeaders () = !headers
adamc@764 92 fun setHeaders ls = headers := ls
adamc@764 93
adamc@766 94 fun getScripts () = !scripts
adamc@766 95 fun setScripts ls = scripts := ls
adamc@766 96
adamc@765 97 type ffi = string * string
adamc@765 98
adamc@765 99 structure K = struct
adamc@765 100 type ord_key = ffi
adamc@765 101 fun compare ((m1, x1), (m2, x2)) =
adamc@765 102 Order.join (String.compare (m1, m2),
adamc@765 103 fn () => String.compare (x1, x2))
adamc@764 104 end
adamc@765 105
adamc@765 106 structure S = BinarySetFn(K)
adamc@765 107 structure M = BinaryMapFn(K)
adamc@765 108
adamc@765 109 fun basis x = S.addList (S.empty, map (fn x : string => ("Basis", x)) x)
adamc@765 110
adamc@765 111 val clientToServerBase = basis ["int",
adamc@765 112 "float",
adamc@765 113 "string",
adamc@765 114 "time",
adamc@765 115 "file",
adamc@765 116 "unit",
adamc@765 117 "option",
adamc@765 118 "list",
adam@1288 119 "bool",
adam@1288 120 "variant"]
adamc@765 121 val clientToServer = ref clientToServerBase
adamc@765 122 fun setClientToServer ls = clientToServer := S.addList (clientToServerBase, ls)
adamc@765 123 fun mayClientToServer x = S.member (!clientToServer, x)
adamc@765 124
adamc@779 125 val effectfulBase = basis ["dml",
adamc@779 126 "nextval",
adamc@1073 127 "setval",
adamc@779 128 "set_cookie",
adamc@1050 129 "clear_cookie",
adamc@765 130 "new_channel",
adamc@1200 131 "send",
adamc@1200 132 "htmlifyInt_w",
adamc@1200 133 "htmlifyFloat_w",
adamc@1200 134 "htmlifyString_w",
adamc@1200 135 "htmlifyBool_w",
adamc@1200 136 "htmlifyTime_w",
adamc@1200 137 "attrifyInt_w",
adamc@1200 138 "attrifyFloat_w",
adamc@1200 139 "attrifyString_w",
adamc@1200 140 "attrifyChar_w",
adamc@1200 141 "urlifyInt_w",
adamc@1200 142 "urlifyFloat_w",
adamc@1200 143 "urlifyString_w",
adamc@1200 144 "urlifyBool_w",
adamc@1200 145 "urlifyChannel_w"]
adamc@765 146
adamc@765 147 val effectful = ref effectfulBase
adamc@765 148 fun setEffectful ls = effectful := S.addList (effectfulBase, ls)
adamc@765 149 fun isEffectful x = S.member (!effectful, x)
adamc@765 150
adamc@1171 151 val benignBase = basis ["get_cookie",
adamc@1171 152 "new_client_source",
adamc@1171 153 "get_client_source",
adamc@1171 154 "set_client_source",
adamc@1171 155 "current",
adamc@1171 156 "alert",
adam@1290 157 "confirm",
adamc@1171 158 "onError",
adamc@1171 159 "onFail",
adamc@1171 160 "onConnectFail",
adamc@1171 161 "onDisconnect",
adamc@1171 162 "onServerError",
adam@1783 163 "mouseEvent",
adam@1783 164 "keyEvent",
adamc@1250 165 "debug",
adam@1422 166 "rand",
adam@1465 167 "now",
adam@1465 168 "getHeader",
adam@1555 169 "setHeader",
adam@1555 170 "spawn",
adam@1555 171 "onClick",
adam@1555 172 "onDblclick",
adam@1555 173 "onKeydown",
adam@1555 174 "onKeypress",
adam@1555 175 "onKeyup",
adam@1555 176 "onMousedown",
adam@1556 177 "onMouseup",
adam@1559 178 "preventDefault",
adam@1559 179 "stopPropagation",
adam@1785 180 "fresh",
adam@1785 181 "giveFocus"]
adamc@1171 182
adamc@1171 183 val benign = ref benignBase
adamc@1171 184 fun setBenignEffectful ls = benign := S.addList (benignBase, ls)
adamc@1171 185 fun isBenignEffectful x = S.member (!benign, x)
adamc@1171 186
adam@1595 187 val clientBase = basis ["get_client_source",
adamc@841 188 "current",
adamc@765 189 "alert",
adam@1290 190 "confirm",
adamc@765 191 "recv",
adamc@765 192 "sleep",
adamc@765 193 "spawn",
adamc@765 194 "onError",
adamc@765 195 "onFail",
adamc@765 196 "onConnectFail",
adamc@765 197 "onDisconnect",
adamc@895 198 "onServerError",
adam@1783 199 "mouseEvent",
adam@1783 200 "keyEvent",
adam@1555 201 "onClick",
adam@1555 202 "onDblclick",
adam@1555 203 "onKeydown",
adam@1555 204 "onKeypress",
adam@1555 205 "onKeyup",
adam@1555 206 "onMousedown",
adam@1559 207 "onMouseup",
adam@1559 208 "preventDefault",
adam@1785 209 "stopPropagation",
adam@1785 210 "giveFocus"]
adamc@765 211 val client = ref clientBase
adamc@765 212 fun setClientOnly ls = client := S.addList (clientBase, ls)
adamc@765 213 fun isClientOnly x = S.member (!client, x)
adamc@765 214
adamc@765 215 val serverBase = basis ["requestHeader",
adamc@765 216 "query",
adamc@765 217 "dml",
adamc@765 218 "nextval",
adamc@1073 219 "setval",
adamc@765 220 "channel",
adam@1787 221 "send",
adam@1787 222 "fieldName",
adam@1787 223 "fieldValue",
adam@1787 224 "remainingFields",
adam@1787 225 "firstFormField"]
adamc@765 226 val server = ref serverBase
adamc@765 227 fun setServerOnly ls = server := S.addList (serverBase, ls)
adamc@765 228 fun isServerOnly x = S.member (!server, x)
adamc@765 229
adamc@765 230 val basisM = foldl (fn ((k, v : string), m) => M.insert (m, ("Basis", k), v)) M.empty
adamc@765 231
adamc@765 232 val jsFuncsBase = basisM [("alert", "alert"),
adam@1599 233 ("stringToTime", "stringToTime"),
adam@1599 234 ("stringToTime_error", "stringToTime_error"),
adam@1609 235 ("timef", "strftime"),
adam@1290 236 ("confirm", "confrm"),
adamc@765 237 ("get_client_source", "sg"),
adamc@841 238 ("current", "scur"),
adamc@765 239 ("htmlifyBool", "bs"),
adamc@765 240 ("htmlifyFloat", "ts"),
adamc@765 241 ("htmlifyInt", "ts"),
adamc@765 242 ("htmlifyString", "eh"),
adamc@765 243 ("new_client_source", "sc"),
adamc@765 244 ("set_client_source", "sv"),
adamc@838 245 ("stringToFloat", "pflo"),
adamc@838 246 ("stringToInt", "pio"),
adamc@765 247 ("stringToFloat_error", "pfl"),
adamc@765 248 ("stringToInt_error", "pi"),
adamc@765 249 ("urlifyInt", "ts"),
adamc@765 250 ("urlifyFloat", "ts"),
adam@1360 251 ("urlifyTime", "ts"),
adamc@765 252 ("urlifyString", "uf"),
adamc@912 253 ("urlifyBool", "ub"),
adamc@765 254 ("recv", "rv"),
adamc@765 255 ("strcat", "cat"),
adamc@765 256 ("intToString", "ts"),
adamc@765 257 ("floatToString", "ts"),
adamc@821 258 ("charToString", "ts"),
adamc@765 259 ("onError", "onError"),
adamc@765 260 ("onFail", "onFail"),
adamc@765 261 ("onConnectFail", "onConnectFail"),
adamc@765 262 ("onDisconnect", "onDisconnect"),
adamc@798 263 ("onServerError", "onServerError"),
adamc@1108 264 ("attrifyString", "atr"),
adamc@798 265 ("attrifyInt", "ts"),
adamc@798 266 ("attrifyFloat", "ts"),
adamc@820 267 ("attrifyBool", "bs"),
adamc@821 268 ("boolToString", "ts"),
adamc@1057 269 ("str1", "id"),
adamc@821 270 ("strsub", "sub"),
adamc@828 271 ("strsuffix", "suf"),
adamc@829 272 ("strlen", "slen"),
adamc@829 273 ("strindex", "sidx"),
adamc@829 274 ("strchr", "schr"),
adamc@831 275 ("substring", "ssub"),
adamc@895 276 ("strcspn", "sspn"),
adam@1624 277 ("strlenGe", "strlenGe"),
adam@1783 278 ("mouseEvent", "uw_mouseEvent"),
adam@1783 279 ("keyEvent", "uw_keyEvent"),
adam@1404 280 ("minTime", "0"),
adamc@1061 281
adamc@1061 282 ("islower", "isLower"),
adamc@1061 283 ("isupper", "isUpper"),
adamc@1061 284 ("isalpha", "isAlpha"),
adamc@1061 285 ("isdigit", "isDigit"),
adamc@1061 286 ("isalnum", "isAlnum"),
adamc@1061 287 ("isblank", "isBlank"),
adamc@1061 288 ("isspace", "isSpace"),
adamc@1061 289 ("isxdigit", "isXdigit"),
adamc@1061 290 ("tolower", "toLower"),
adamc@1323 291 ("toupper", "toUpper"),
adamc@1323 292
adamc@1323 293 ("checkUrl", "checkUrl"),
adam@1366 294 ("bless", "bless"),
adam@1366 295
adam@1366 296 ("eq_time", "eq"),
adam@1366 297 ("lt_time", "lt"),
adam@1430 298 ("le_time", "le"),
adam@1430 299
adam@1625 300 ("debug", "uw_debug"),
adam@1625 301 ("naughtyDebug", "uw_debug"),
adam@1487 302
adam@1571 303 ("floatFromInt", "float"),
adam@1571 304 ("ceil", "ceil"),
adam@1571 305 ("trunc", "trunc"),
adam@1571 306 ("round", "round"),
adam@1571 307
adam@1487 308 ("now", "now"),
adam@1487 309 ("timeToString", "showTime"),
adam@1629 310 ("htmlifyTime", "showTimeHtml"),
adam@1514 311 ("toSeconds", "toSeconds"),
adam@1518 312 ("addSeconds", "addSeconds"),
adam@1555 313 ("diffInSeconds", "diffInSeconds"),
adam@1685 314 ("toMilliseconds", "toMilliseconds"),
adam@1685 315 ("diffInMilliseconds", "diffInMilliseconds"),
adam@1555 316
adam@1555 317 ("onClick", "uw_onClick"),
adam@1555 318 ("onDblclick", "uw_onDblclick"),
adam@1555 319 ("onKeydown", "uw_onKeydown"),
adam@1555 320 ("onKeypress", "uw_onKeypress"),
adam@1555 321 ("onKeyup", "uw_onKeyup"),
adam@1555 322 ("onMousedown", "uw_onMousedown"),
adam@1556 323 ("onMouseup", "uw_onMouseup"),
adam@1559 324 ("preventDefault", "uw_preventDefault"),
adam@1559 325 ("stopPropagation", "uw_stopPropagation"),
adam@1556 326
adam@1755 327 ("fresh", "fresh"),
adam@1755 328
adam@1755 329 ("atom", "atom"),
adam@1755 330 ("css_url", "css_url"),
adam@1785 331 ("property", "property"),
adam@1785 332 ("giveFocus", "giveFocus")]
adamc@765 333 val jsFuncs = ref jsFuncsBase
adamc@765 334 fun setJsFuncs ls = jsFuncs := foldl (fn ((k, v), m) => M.insert (m, k, v)) jsFuncsBase ls
adamc@765 335 fun jsFunc x = M.find (!jsFuncs, x)
adam@1433 336 fun allJsFuncs () = M.listItemsi (!jsFuncs)
adamc@765 337
adamc@768 338 datatype pattern_kind = Exact | Prefix
adamc@768 339 datatype action = Allow | Deny
adamc@768 340 type rule = { action : action, kind : pattern_kind, pattern : string }
adamc@768 341
adamc@768 342 datatype path_kind = Any | Url | Table | Sequence | View | Relation | Cookie | Style
adam@1752 343 type rewrite = { pkind : path_kind, kind : pattern_kind, from : string, to : string, hyphenate : bool }
adamc@768 344
adamc@768 345 val rewrites = ref ([] : rewrite list)
adamc@768 346
adamc@768 347 fun subsume (pk1, pk2) =
adamc@768 348 pk1 = pk2
adamc@768 349 orelse pk2 = Any
adamc@768 350 orelse pk2 = Relation andalso (pk1 = Table orelse pk1 = Sequence orelse pk1 = View)
adamc@768 351
adamc@768 352 fun setRewriteRules ls = rewrites := ls
adamc@768 353 fun rewrite pk s =
adamc@768 354 let
adamc@768 355 fun rew (ls : rewrite list) =
adamc@768 356 case ls of
adamc@768 357 [] => s
adamc@768 358 | rewr :: ls =>
adamc@768 359 let
adamc@768 360 fun match () =
adamc@768 361 case #kind rewr of
adamc@768 362 Exact => if #from rewr = s then
adamc@768 363 SOME (size s)
adamc@768 364 else
adamc@768 365 NONE
adamc@768 366 | Prefix => if String.isPrefix (#from rewr) s then
adamc@768 367 SOME (size (#from rewr))
adamc@768 368 else
adamc@768 369 NONE
adamc@768 370 in
adamc@768 371 if subsume (pk, #pkind rewr) then
adamc@768 372 case match () of
adamc@768 373 NONE => rew ls
adam@1752 374 | SOME suffixStart =>
adam@1752 375 let
adam@1752 376 val s = #to rewr ^ String.extract (s, suffixStart, NONE)
adam@1752 377 in
adam@1752 378 if #hyphenate rewr then
adam@1752 379 String.translate (fn #"_" => "-" | ch => str ch) s
adam@1752 380 else
adam@1752 381 s
adam@1752 382 end
adamc@768 383 else
adamc@768 384 rew ls
adamc@768 385 end
adamc@768 386 in
adamc@768 387 rew (!rewrites)
adamc@768 388 end
adamc@768 389
adamc@769 390 val url = ref ([] : rule list)
adamc@769 391 val mime = ref ([] : rule list)
adam@1465 392 val request = ref ([] : rule list)
adam@1465 393 val response = ref ([] : rule list)
adamc@769 394
adamc@769 395 fun setUrlRules ls = url := ls
adamc@769 396 fun setMimeRules ls = mime := ls
adam@1465 397 fun setRequestHeaderRules ls = request := ls
adam@1465 398 fun setResponseHeaderRules ls = response := ls
adamc@769 399
adamc@770 400 fun getUrlRules () = !url
adamc@770 401 fun getMimeRules () = !mime
adam@1465 402 fun getRequestHeaderRules () = !request
adam@1465 403 fun getResponseHeaderRules () = !response
adamc@770 404
adamc@769 405 fun check f rules s =
adamc@769 406 let
adamc@769 407 fun chk (ls : rule list) =
adamc@769 408 case ls of
adamc@769 409 [] => false
adamc@769 410 | rule :: ls =>
adamc@769 411 let
adamc@769 412 val matches =
adamc@769 413 case #kind rule of
adamc@769 414 Exact => #pattern rule = s
adamc@769 415 | Prefix => String.isPrefix (#pattern rule) s
adamc@769 416 in
adamc@769 417 if matches then
adamc@769 418 case #action rule of
adamc@769 419 Allow => true
adamc@769 420 | Deny => false
adamc@769 421 else
adamc@769 422 chk ls
adamc@769 423 end
adamc@769 424 in
adamc@769 425 f s andalso chk (!rules)
adamc@769 426 end
adamc@769 427
adamc@769 428 val checkUrl = check (fn _ => true) url
adam@1465 429
adam@1465 430 val validMime = CharVector.all (fn ch => Char.isAlphaNum ch orelse ch = #"/" orelse ch = #"-" orelse ch = #".")
adam@1465 431
adam@1465 432 val checkMime = check validMime mime
adam@1465 433 val checkRequestHeader = check validMime request
adam@1465 434 val checkResponseHeader = check validMime response
adamc@769 435
adamc@855 436
adamc@855 437 type protocol = {
adamc@855 438 name : string,
adamc@1096 439 compile : string,
adamc@1095 440 linkStatic : string,
adamc@1095 441 linkDynamic : string,
adamc@1164 442 persistent : bool,
adamc@1164 443 code : unit -> Print.PD.pp_desc
adamc@855 444 }
adamc@855 445 val protocols = ref ([] : protocol list)
adamc@855 446 fun addProtocol p = protocols := p :: !protocols
adamc@855 447 fun getProtocol s = List.find (fn p => #name p = s) (!protocols)
adamc@855 448
ezyang@1739 449 fun clibFile s = OS.Path.joinDirFile {dir = libC (),
adamc@855 450 file = s}
adamc@855 451
adamc@865 452 val curProto = ref {name = "",
adamc@1096 453 compile = "",
adamc@1095 454 linkStatic = "",
adamc@1095 455 linkDynamic = "",
adamc@1164 456 persistent = false,
adamc@1164 457 code = fn () => Print.box []}
adamc@856 458 fun setProtocol name =
adamc@856 459 case getProtocol name of
adamc@856 460 NONE => raise Fail ("Unknown protocol " ^ name)
adamc@856 461 | SOME p => curProto := p
adamc@855 462 fun currentProtocol () = !curProto
adamc@855 463
adamc@857 464 val debug = ref false
adamc@857 465 fun setDebug b = debug := b
adamc@857 466 fun getDebug () = !debug
adamc@857 467
adamc@867 468 datatype sql_type =
adamc@867 469 Int
adamc@867 470 | Float
adamc@867 471 | String
adamc@1011 472 | Char
adamc@867 473 | Bool
adamc@867 474 | Time
adamc@867 475 | Blob
adamc@867 476 | Channel
adamc@867 477 | Client
adamc@867 478 | Nullable of sql_type
adamc@867 479
adamc@873 480 fun p_sql_ctype t =
adamc@867 481 let
adamc@867 482 open Print.PD
adamc@867 483 open Print
adamc@867 484 in
adamc@867 485 case t of
adamc@870 486 Int => "uw_Basis_int"
adamc@870 487 | Float => "uw_Basis_float"
adamc@870 488 | String => "uw_Basis_string"
adamc@1011 489 | Char => "uw_Basis_char"
adamc@870 490 | Bool => "uw_Basis_bool"
adamc@870 491 | Time => "uw_Basis_time"
adamc@870 492 | Blob => "uw_Basis_blob"
adamc@870 493 | Channel => "uw_Basis_channel"
adamc@870 494 | Client => "uw_Basis_client"
adamc@870 495 | Nullable String => "uw_Basis_string"
adamc@873 496 | Nullable t => p_sql_ctype t ^ "*"
adamc@867 497 end
adamc@867 498
adamc@867 499 fun isBlob Blob = true
adamc@867 500 | isBlob (Nullable t) = isBlob t
adamc@867 501 | isBlob _ = false
adamc@867 502
adamc@870 503 fun isNotNull (Nullable _) = false
adamc@870 504 | isNotNull _ = true
adamc@870 505
adam@1293 506 datatype failure_mode = Error | None
adam@1293 507
adamc@866 508 type dbms = {
adamc@866 509 name : string,
adam@1682 510 randomFunction : string,
adamc@866 511 header : string,
adamc@866 512 link : string,
adamc@873 513 p_sql_type : sql_type -> string,
adamc@870 514 init : {dbstring : string,
adamc@870 515 prepared : (string * int) list,
adamc@870 516 tables : (string * (string * sql_type) list) list,
adamc@872 517 views : (string * (string * sql_type) list) list,
adamc@870 518 sequences : string list} -> Print.PD.pp_desc,
adamc@873 519 query : {loc : ErrorMsg.span, cols : sql_type list,
adamc@880 520 doCols : ({loc : ErrorMsg.span, wontLeakStrings : bool, col : int, typ : sql_type} -> Print.PD.pp_desc)
adamc@867 521 -> Print.PD.pp_desc}
adamc@867 522 -> Print.PD.pp_desc,
adamc@867 523 queryPrepared : {loc : ErrorMsg.span, id : int, query : string,
adamc@873 524 inputs : sql_type list, cols : sql_type list,
adamc@880 525 doCols : ({loc : ErrorMsg.span, wontLeakStrings : bool, col : int,
adamc@880 526 typ : sql_type} -> Print.PD.pp_desc)
adamc@879 527 -> Print.PD.pp_desc,
adamc@879 528 nested : bool}
adamc@868 529 -> Print.PD.pp_desc,
adam@1293 530 dml : ErrorMsg.span * failure_mode -> Print.PD.pp_desc,
adamc@868 531 dmlPrepared : {loc : ErrorMsg.span, id : int, dml : string,
adam@1293 532 inputs : sql_type list, mode : failure_mode} -> Print.PD.pp_desc,
adamc@878 533 nextval : {loc : ErrorMsg.span, seqName : string option, seqE : Print.PD.pp_desc} -> Print.PD.pp_desc,
adamc@874 534 nextvalPrepared : {loc : ErrorMsg.span, id : int, query : string} -> Print.PD.pp_desc,
adamc@1073 535 setval : {loc : ErrorMsg.span, seqE : Print.PD.pp_desc, count : Print.PD.pp_desc} -> Print.PD.pp_desc,
adamc@874 536 sqlifyString : string -> string,
adamc@874 537 p_cast : string * sql_type -> string,
adamc@874 538 p_blank : int * sql_type -> string,
adamc@877 539 supportsDeleteAs : bool,
adamc@886 540 supportsUpdateAs : bool,
adamc@877 541 createSequence : string -> string,
adamc@878 542 textKeysNeedLengths : bool,
adamc@879 543 supportsNextval : bool,
adamc@882 544 supportsNestedPrepared : bool,
adamc@890 545 sqlPrefix : string,
adamc@1014 546 supportsOctetLength : bool,
adamc@1014 547 trueString : string,
adamc@1196 548 falseString : string,
adamc@1196 549 onlyUnion : bool,
adam@1777 550 nestedRelops : bool,
adam@1778 551 windowFunctions: bool
adamc@866 552 }
adamc@866 553
adamc@866 554 val dbmses = ref ([] : dbms list)
adamc@866 555 val curDb = ref ({name = "",
adam@1682 556 randomFunction = "",
adamc@866 557 header = "",
adamc@866 558 link = "",
adamc@873 559 p_sql_type = fn _ => "",
adamc@867 560 init = fn _ => Print.box [],
adamc@867 561 query = fn _ => Print.box [],
adamc@868 562 queryPrepared = fn _ => Print.box [],
adamc@868 563 dml = fn _ => Print.box [],
adamc@869 564 dmlPrepared = fn _ => Print.box [],
adamc@869 565 nextval = fn _ => Print.box [],
adamc@874 566 nextvalPrepared = fn _ => Print.box [],
adamc@1073 567 setval = fn _ => Print.box [],
adamc@874 568 sqlifyString = fn s => s,
adamc@874 569 p_cast = fn _ => "",
adamc@874 570 p_blank = fn _ => "",
adamc@877 571 supportsDeleteAs = false,
adamc@886 572 supportsUpdateAs = false,
adamc@877 573 createSequence = fn _ => "",
adamc@878 574 textKeysNeedLengths = false,
adamc@879 575 supportsNextval = false,
adamc@882 576 supportsNestedPrepared = false,
adamc@890 577 sqlPrefix = "",
adamc@1014 578 supportsOctetLength = false,
adamc@1014 579 trueString = "",
adamc@1196 580 falseString = "",
adamc@1196 581 onlyUnion = false,
adam@1777 582 nestedRelops = false,
adam@1777 583 windowFunctions = false} : dbms)
adamc@866 584
adamc@866 585 fun addDbms v = dbmses := v :: !dbmses
adamc@866 586 fun setDbms s =
adamc@866 587 case List.find (fn db => #name db = s) (!dbmses) of
adamc@866 588 NONE => raise Fail ("Unknown DBMS " ^ s)
adamc@866 589 | SOME db => curDb := db
adamc@866 590 fun currentDbms () = !curDb
adamc@866 591
adamc@891 592 val dbstring = ref (NONE : string option)
adamc@891 593 fun setDbstring so = dbstring := so
adamc@891 594 fun getDbstring () = !dbstring
adamc@891 595
adamc@891 596 val exe = ref (NONE : string option)
adamc@891 597 fun setExe so = exe := so
adamc@891 598 fun getExe () = !exe
adamc@891 599
adamc@891 600 val sql = ref (NONE : string option)
adamc@891 601 fun setSql so = sql := so
adamc@891 602 fun getSql () = !sql
adamc@891 603
adamc@1016 604 val coreInline = ref 20
adamc@1016 605 fun setCoreInline n = coreInline := n
adamc@1016 606 fun getCoreInline () = !coreInline
adamc@1016 607
adam@1351 608 val monoInline = ref 100
adamc@1016 609 fun setMonoInline n = monoInline := n
adamc@1016 610 fun getMonoInline () = !monoInline
adamc@1016 611
adamc@1095 612 val staticLinking = ref false
adamc@1095 613 fun setStaticLinking b = staticLinking := b
adamc@1095 614 fun getStaticLinking () = !staticLinking
adamc@1095 615
adamc@1114 616 val deadlines = ref false
adamc@1114 617 fun setDeadlines b = deadlines := b
adamc@1114 618 fun getDeadlines () = !deadlines
adamc@1114 619
adamc@1164 620 val sigFile = ref (NONE : string option)
adamc@1164 621 fun setSigFile v = sigFile := v
adamc@1164 622 fun getSigFile () = !sigFile
adamc@1164 623
adamc@1183 624 structure SS = BinarySetFn(struct
adamc@1183 625 type ord_key = string
adamc@1183 626 val compare = String.compare
adamc@1183 627 end)
adamc@1183 628
adamc@1183 629 val safeGet = ref SS.empty
adamc@1183 630 fun setSafeGets ls = safeGet := SS.addList (SS.empty, ls)
adamc@1183 631 fun isSafeGet x = SS.member (!safeGet, x)
adamc@1183 632
adam@1294 633 val onError = ref (NONE : (string * string list * string) option)
adam@1294 634 fun setOnError x = onError := x
adam@1294 635 fun getOnError () = !onError
adam@1294 636
adam@1307 637 val limits = ["messages", "clients", "headers", "page", "heap", "script",
adam@1307 638 "inputs", "subinputs", "cleanup", "deltas", "transactionals",
adam@1308 639 "globals", "database", "time"]
adam@1307 640
adam@1307 641 val limitsList = ref ([] : (string * int) list)
adam@1307 642 fun addLimit (v as (name, _)) =
adam@1307 643 if List.exists (fn name' => name' = name) limits then
adam@1308 644 (limitsList := v :: !limitsList;
adam@1308 645 if name = "time" then
adam@1308 646 setDeadlines true
adam@1308 647 else
adam@1308 648 ())
adam@1307 649 else
adam@1307 650 raise Fail ("Unknown limit category '" ^ name ^ "'")
adam@1307 651 fun limits () = !limitsList
adam@1307 652
adam@1332 653 val minHeap = ref 0
adam@1332 654 fun setMinHeap n = if n >= 0 then minHeap := n else raise Fail "Trying to set negative minHeap"
adam@1332 655 fun getMinHeap () = !minHeap
adam@1332 656
adam@1393 657 structure SS = BinarySetFn(struct
adam@1393 658 type ord_key = string
adam@1393 659 val compare = String.compare
adam@1393 660 end)
adam@1393 661
adam@1393 662 val alwaysInline = ref SS.empty
adam@1393 663 fun addAlwaysInline s = alwaysInline := SS.add (!alwaysInline, s)
adam@1393 664 fun checkAlwaysInline s = SS.member (!alwaysInline, s)
adam@1393 665
adam@1478 666 val noXsrfProtection = ref SS.empty
adam@1478 667 fun addNoXsrfProtection s = noXsrfProtection := SS.add (!noXsrfProtection, s)
adam@1478 668 fun checkNoXsrfProtection s = SS.member (!noXsrfProtection, s)
adam@1478 669
adam@1629 670 val timeFormat = ref "%c"
adam@1629 671 fun setTimeFormat v = timeFormat := v
adam@1629 672 fun getTimeFormat () = !timeFormat
adam@1629 673
adamc@765 674 end