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Destructing local let, to the point where demo compiles
author Adam Chlipala <adamc@hcoop.net>
date Thu, 28 May 2009 12:07:05 -0400
parents 9f2555f06901
children 305bc0a431de
rev   line source
adamc@380 1 (* Copyright (c) 2008, Adam Chlipala
adamc@380 2 * All rights reserved.
adamc@380 3 *
adamc@380 4 * Redistribution and use in source and binary forms, with or without
adamc@380 5 * modification, are permitted provided that the following conditions are met:
adamc@380 6 *
adamc@380 7 * - Redistributions of source code must retain the above copyright notice,
adamc@380 8 * this list of conditions and the following disclaimer.
adamc@380 9 * - Redistributions in binary form must reproduce the above copyright notice,
adamc@380 10 * this list of conditions and the following disclaimer in the documentation
adamc@380 11 * and/or other materials provided with the distribution.
adamc@380 12 * - The names of contributors may not be used to endorse or promote products
adamc@380 13 * derived from this software without specific prior written permission.
adamc@380 14 *
adamc@380 15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
adamc@380 16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
adamc@380 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
adamc@380 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
adamc@380 19 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
adamc@380 20 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
adamc@380 21 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
adamc@380 22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
adamc@380 23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
adamc@380 24 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
adamc@380 25 * POSSIBILITY OF SUCH DAMAGE.
adamc@380 26 *)
adamc@380 27
adamc@380 28 structure Demo :> DEMO = struct
adamc@380 29
adamc@501 30 fun make {prefix, dirname, guided} =
adamc@380 31 let
adamc@380 32 val prose = OS.Path.joinDirFile {dir = dirname,
adamc@380 33 file = "prose"}
adamc@380 34 val inf = TextIO.openIn prose
adamc@380 35
adamc@380 36 val outDir = OS.Path.concat (dirname, "out")
adamc@380 37
adamc@380 38 val () = if OS.FileSys.access (outDir, []) then
adamc@380 39 ()
adamc@380 40 else
adamc@380 41 OS.FileSys.mkDir outDir
adamc@380 42
adamc@380 43 val fname = OS.Path.joinDirFile {dir = outDir,
adamc@380 44 file = "index.html"}
adamc@380 45
adamc@380 46 val out = TextIO.openOut fname
adamc@773 47 val () = (TextIO.output (out, "<frameset cols=\"15%,85%\">\n");
adamc@380 48 TextIO.output (out, "<frame src=\"demos.html\">\n");
adamc@380 49 TextIO.output (out, "<frame src=\"intro.html\" name=\"staging\">\n");
adamc@380 50 TextIO.output (out, "</frameset>\n");
adamc@380 51 TextIO.closeOut out)
adamc@380 52
adamc@380 53 val fname = OS.Path.joinDirFile {dir = outDir,
adamc@380 54 file = "demos.html"}
adamc@380 55
adamc@380 56 val demosOut = TextIO.openOut fname
adamc@381 57 val () = (TextIO.output (demosOut, "<html><body>\n\n");
adamc@380 58 TextIO.output (demosOut, "<li> <a target=\"staging\" href=\"intro.html\">Intro</a></li>\n\n"))
adamc@380 59
adamc@384 60 val fname = OS.Path.joinDirFile {dir = dirname,
adamc@384 61 file = "demo.urs"}
adamc@384 62 val ursOut = TextIO.openOut fname
adamc@384 63 val () = (TextIO.output (ursOut, "val main : unit -> transaction page\n");
adamc@384 64 TextIO.closeOut ursOut)
adamc@384 65
adamc@384 66 val fname = OS.Path.joinDirFile {dir = dirname,
adamc@384 67 file = "demo.ur"}
adamc@384 68 val urOut = TextIO.openOut fname
adamc@384 69 val () = TextIO.output (urOut, "fun main () = return <xml><body>\n")
adamc@384 70
adamc@380 71 fun mergeWith f (o1, o2) =
adamc@380 72 case (o1, o2) of
adamc@380 73 (NONE, _) => o2
adamc@380 74 | (_, NONE) => o1
adamc@380 75 | (SOME v1, SOME v2) => SOME (f (v1, v2))
adamc@380 76
adamc@380 77 fun combiner (combined : Compiler.job, urp : Compiler.job) = {
adamc@385 78 prefix = prefix,
adamc@380 79 database = mergeWith (fn (v1, v2) =>
adamc@380 80 if v1 = v2 then
adamc@380 81 v1
adamc@380 82 else
adamc@380 83 raise Fail "Different demos want to use different database strings")
adamc@380 84 (#database combined, #database urp),
adamc@380 85 sources = foldl (fn (file, files) =>
adamc@380 86 if List.exists (fn x => x = file) files then
adamc@380 87 files
adamc@380 88 else
adamc@380 89 files @ [file])
adamc@380 90 (#sources combined) (#sources urp),
adamc@380 91 exe = OS.Path.joinDirFile {dir = dirname,
adamc@380 92 file = "demo.exe"},
adamc@380 93 sql = SOME (OS.Path.joinDirFile {dir = dirname,
adamc@380 94 file = "demo.sql"}),
adamc@502 95 debug = false,
adamc@673 96 timeout = Int.max (#timeout combined, #timeout urp),
adamc@764 97 profile = false,
adamc@764 98 ffi = [],
adamc@764 99 link = [],
adamc@765 100 headers = [],
adamc@766 101 scripts = [],
adamc@765 102 clientToServer = [],
adamc@765 103 effectful = [],
adamc@765 104 clientOnly = [],
adamc@765 105 serverOnly = [],
adamc@768 106 jsFuncs = [],
adamc@774 107 rewrites = #rewrites combined @ #rewrites urp,
adamc@769 108 filterUrl = #filterUrl combined @ #filterUrl urp,
adamc@769 109 filterMime = #filterMime combined @ #filterMime urp
adamc@380 110 }
adamc@380 111
adamc@380 112 val parse = Compiler.run (Compiler.transform Compiler.parseUrp "Demo parseUrp")
adamc@380 113
adamc@380 114 fun capitalize "" = ""
adamc@380 115 | capitalize s = str (Char.toUpper (String.sub (s, 0)))
adamc@380 116 ^ String.extract (s, 1, NONE)
adamc@380 117
adamc@380 118 fun startUrp urp =
adamc@380 119 let
adamc@380 120 val base = OS.Path.base urp
adamc@380 121 val name = capitalize base
adamc@380 122
adamc@380 123 val () = (TextIO.output (demosOut, "<li> <a target=\"staging\" href=\"");
adamc@380 124 TextIO.output (demosOut, base);
adamc@380 125 TextIO.output (demosOut, ".html\">");
adamc@380 126 TextIO.output (demosOut, name);
adamc@380 127 TextIO.output (demosOut, "</a></li>\n"))
adamc@380 128
adamc@384 129 val () = (TextIO.output (urOut, " <li> <a link={");
adamc@384 130 TextIO.output (urOut, name);
adamc@384 131 TextIO.output (urOut, ".main ()}>");
adamc@384 132 TextIO.output (urOut, name);
adamc@384 133 TextIO.output (urOut, "</a></li>\n"))
adamc@384 134
adamc@380 135 val urp_file = OS.Path.joinDirFile {dir = dirname,
adamc@380 136 file = urp}
adamc@380 137
adamc@380 138 val out = OS.Path.joinBaseExt {base = base,
adamc@380 139 ext = SOME "html"}
adamc@380 140 val out = OS.Path.joinDirFile {dir = outDir,
adamc@380 141 file = out}
adamc@380 142 val out = TextIO.openOut out
adamc@380 143
adamc@501 144 val () = (TextIO.output (out, "<frameset rows=\"");
adamc@501 145 TextIO.output (out, if guided then
adamc@501 146 "*,100"
adamc@501 147 else
adamc@501 148 "50%,*");
adamc@501 149 TextIO.output (out, "\">\n");
adamc@380 150 TextIO.output (out, "<frame src=\"");
adamc@380 151 TextIO.output (out, prefix);
adamc@380 152 TextIO.output (out, "/");
adamc@380 153 TextIO.output (out, name);
adamc@380 154 TextIO.output (out, "/main\" name=\"showcase\">\n");
adamc@380 155 TextIO.output (out, "<frame src=\"");
adamc@380 156 TextIO.output (out, base);
adamc@380 157 TextIO.output (out, ".desc.html\">\n");
adamc@380 158 TextIO.output (out, "</frameset>\n");
adamc@380 159 TextIO.closeOut out)
adamc@380 160 val () = TextIO.closeOut out
adamc@380 161
adamc@380 162 val out = OS.Path.joinBaseExt {base = base,
adamc@380 163 ext = SOME "desc"}
adamc@380 164 val out = OS.Path.joinBaseExt {base = out,
adamc@380 165 ext = SOME "html"}
adamc@380 166 val out = TextIO.openOut (OS.Path.joinDirFile {dir = outDir,
adamc@380 167 file = out})
adamc@380 168 in
adamc@380 169 case parse (OS.Path.base urp_file) of
adamc@380 170 NONE => raise Fail ("Can't parse " ^ urp_file)
adamc@380 171 | SOME urpData =>
adamc@380 172 (TextIO.output (out, "<html><head>\n<title>");
adamc@380 173 TextIO.output (out, name);
adamc@380 174 TextIO.output (out, "</title>\n</head><body>\n\n<h1>");
adamc@380 175 TextIO.output (out, name);
adamc@380 176 TextIO.output (out, "</h1>\n\n<center>[ <a target=\"showcase\" href=\"");
adamc@382 177 TextIO.output (out, prefix);
adamc@382 178 TextIO.output (out, "/");
adamc@382 179 TextIO.output (out, name);
adamc@382 180 TextIO.output (out, "/main\">Application</a>");
adamc@382 181 TextIO.output (out, " | <a target=\"showcase\" href=\"");
adamc@380 182 TextIO.output (out, urp);
adamc@380 183 TextIO.output (out, ".html\"><tt>");
adamc@380 184 TextIO.output (out, urp);
adamc@380 185 TextIO.output (out, "</tt></a>");
adamc@380 186 app (fn file =>
adamc@380 187 let
adamc@380 188 fun ifEx s =
adamc@380 189 let
adamc@380 190 val src = OS.Path.joinBaseExt {base = file,
adamc@380 191 ext = SOME s}
adamc@380 192 val src' = OS.Path.file src
adamc@380 193 in
adamc@380 194 if OS.FileSys.access (src, []) then
adamc@380 195 (TextIO.output (out, " | <a target=\"showcase\" href=\"");
adamc@380 196 TextIO.output (out, src');
adamc@380 197 TextIO.output (out, ".html\"><tt>");
adamc@380 198 TextIO.output (out, src');
adamc@380 199 TextIO.output (out, "</tt></a>"))
adamc@380 200 else
adamc@380 201 ()
adamc@380 202 end
adamc@380 203 in
adamc@380 204 ifEx "urs";
adamc@380 205 ifEx "ur"
adamc@380 206 end) (#sources urpData);
adamc@380 207 TextIO.output (out, " ]</center>\n\n");
adamc@380 208
adamc@380 209 (urpData, out))
adamc@380 210 end
adamc@380 211
adamc@380 212 fun endUrp out =
adamc@380 213 (TextIO.output (out, "\n</body></html>\n");
adamc@380 214 TextIO.closeOut out)
adamc@380 215
adamc@380 216 fun readUrp (combined, out) =
adamc@380 217 let
adamc@380 218 fun finished () = endUrp out
adamc@380 219
adamc@380 220 fun readUrp' () =
adamc@380 221 case TextIO.inputLine inf of
adamc@384 222 NONE => (finished ();
adamc@384 223 combined)
adamc@380 224 | SOME line =>
adamc@380 225 if String.isSuffix ".urp\n" line then
adamc@380 226 let
adamc@380 227 val urp = String.substring (line, 0, size line - 1)
adamc@380 228 val (urpData, out) = startUrp urp
adamc@380 229 in
adamc@380 230 finished ();
adamc@380 231
adamc@380 232 readUrp (combiner (combined, urpData),
adamc@380 233 out)
adamc@380 234 end
adamc@380 235 else
adamc@380 236 (TextIO.output (out, line);
adamc@380 237 readUrp' ())
adamc@380 238 in
adamc@380 239 readUrp' ()
adamc@380 240 end
adamc@380 241
adamc@380 242 val indexFile = OS.Path.joinDirFile {dir = outDir,
adamc@380 243 file = "intro.html"}
adamc@380 244
adamc@380 245 val out = TextIO.openOut indexFile
adamc@380 246 val () = TextIO.output (out, "<html><head>\n<title>Ur/Web Demo</title>\n</head><body>\n\n")
adamc@380 247
adamc@380 248 fun readIndex () =
adamc@380 249 let
adamc@380 250 fun finished () = (TextIO.output (out, "\n</body></html>\n");
adamc@380 251 TextIO.closeOut out)
adamc@380 252 in
adamc@380 253 case TextIO.inputLine inf of
adamc@384 254 NONE => (finished ();
adamc@384 255 NONE)
adamc@380 256 | SOME line =>
adamc@380 257 if String.isSuffix ".urp\n" line then
adamc@380 258 let
adamc@380 259 val urp = String.substring (line, 0, size line - 1)
adamc@380 260 val (urpData, out) = startUrp urp
adamc@380 261 in
adamc@380 262 finished ();
adamc@380 263
adamc@384 264 SOME (readUrp (urpData,
adamc@384 265 out))
adamc@380 266 end
adamc@380 267 else
adamc@380 268 (TextIO.output (out, line);
adamc@380 269 readIndex ())
adamc@380 270 end
adamc@381 271
adamc@381 272 fun prettyPrint () =
adamc@381 273 let
adamc@381 274 val dir = Posix.FileSys.opendir dirname
adamc@381 275
adamc@381 276 fun loop () =
adamc@381 277 case Posix.FileSys.readdir dir of
adamc@381 278 NONE => Posix.FileSys.closedir dir
adamc@381 279 | SOME file =>
adamc@381 280 let
adamc@381 281 fun doit f =
adamc@381 282 f (OS.Path.joinDirFile {dir = dirname,
adamc@381 283 file = file},
adamc@382 284 OS.Path.mkAbsolute
adamc@382 285 {relativeTo = OS.FileSys.getDir (),
adamc@382 286 path = OS.Path.joinDirFile {dir = outDir,
adamc@382 287 file = OS.Path.joinBaseExt {base = file,
adamc@382 288 ext = SOME "html"}}})
adamc@382 289
adamc@382 290 fun highlight () =
adamc@382 291 doit (fn (src, html) =>
adamc@382 292 let
adamc@410 293 val dirty =
adamc@410 294 let
adamc@410 295 val srcSt = Posix.FileSys.stat src
adamc@410 296 val htmlSt = Posix.FileSys.stat html
adamc@410 297 in
adamc@410 298 Time.> (Posix.FileSys.ST.mtime srcSt,
adamc@410 299 Posix.FileSys.ST.mtime htmlSt)
adamc@410 300 end handle OS.SysErr _ => true
adamc@410 301
adamc@382 302 val cmd = "emacs --eval \"(progn "
adamc@382 303 ^ "(global-font-lock-mode t) "
adamc@382 304 ^ "(add-to-list 'load-path \\\""
adamc@382 305 ^ Config.sitelisp
adamc@382 306 ^ "/\\\") "
adamc@382 307 ^ "(load \\\"urweb-mode-startup\\\") "
adamc@382 308 ^ "(urweb-mode) "
adamc@382 309 ^ "(find-file \\\""
adamc@382 310 ^ src
adamc@382 311 ^ "\\\") "
adamc@382 312 ^ "(switch-to-buffer (htmlize-buffer)) "
adamc@382 313 ^ "(write-file \\\""
adamc@382 314 ^ html
adamc@382 315 ^ "\\\") "
adamc@382 316 ^ "(kill-emacs))\""
adamc@382 317 in
adamc@410 318 if dirty then
adamc@410 319 (print (">>> " ^ cmd ^ "\n");
adamc@410 320 ignore (OS.Process.system cmd))
adamc@410 321 else
adamc@410 322 ()
adamc@382 323 end)
adamc@381 324 in
adamc@384 325 if OS.Path.base file = "demo" then
adamc@384 326 ()
adamc@384 327 else case OS.Path.ext file of
adamc@384 328 SOME "urp" =>
adamc@384 329 doit (fn (src, html) =>
adamc@384 330 let
adamc@384 331 val inf = TextIO.openIn src
adamc@384 332 val out = TextIO.openOut html
adamc@381 333
adamc@384 334 fun loop () =
adamc@384 335 case TextIO.inputLine inf of
adamc@384 336 NONE => ()
adamc@384 337 | SOME line => (TextIO.output (out, line);
adamc@384 338 loop ())
adamc@384 339 in
adamc@384 340 TextIO.output (out, "<html><body>\n\n<pre>");
adamc@384 341 loop ();
adamc@384 342 TextIO.output (out, "</pre>\n\n</body></html>");
adamc@381 343
adamc@384 344 TextIO.closeIn inf;
adamc@384 345 TextIO.closeOut out
adamc@384 346 end)
adamc@384 347 | SOME "urs" => highlight ()
adamc@384 348 | SOME "ur" => highlight ()
adamc@384 349 | _ => ();
adamc@381 350 loop ()
adamc@381 351 end
adamc@381 352 in
adamc@381 353 loop ()
adamc@381 354 end
adamc@380 355 in
adamc@384 356 case readIndex () of
adamc@384 357 NONE => raise Fail "No demo applications!"
adamc@384 358 | SOME combined =>
adamc@384 359 let
adamc@384 360 val () = (TextIO.output (urOut, "</body></xml>\n");
adamc@384 361 TextIO.closeOut urOut)
adamc@384 362
adamc@384 363 val fname = OS.Path.joinDirFile {dir = dirname,
adamc@384 364 file = "demo.urp"}
adamc@384 365 val outf = TextIO.openOut fname
adamc@776 366
adamc@776 367 fun filters kind =
adamc@776 368 app (fn rule : Settings.rule =>
adamc@776 369 (TextIO.output (outf, case #action rule of
adamc@776 370 Settings.Allow => "allow"
adamc@776 371 | Settings.Deny => "deny");
adamc@776 372 TextIO.output (outf, " ");
adamc@776 373 TextIO.output (outf, kind);
adamc@776 374 TextIO.output (outf, " ");
adamc@776 375 TextIO.output (outf, #pattern rule);
adamc@776 376 case #kind rule of
adamc@776 377 Settings.Exact => ()
adamc@776 378 | Settings.Prefix => TextIO.output (outf, "*");
adamc@776 379 TextIO.output (outf, "\n")))
adamc@384 380 in
adamc@384 381 Option.app (fn db => (TextIO.output (outf, "database ");
adamc@384 382 TextIO.output (outf, db);
adamc@384 383 TextIO.output (outf, "\n")))
adamc@384 384 (#database combined);
adamc@384 385 TextIO.output (outf, "sql demo.sql\n");
adamc@385 386 TextIO.output (outf, "prefix ");
adamc@385 387 TextIO.output (outf, prefix);
adamc@385 388 TextIO.output (outf, "\n");
adamc@774 389 app (fn rule =>
adamc@774 390 (TextIO.output (outf, "rewrite ");
adamc@774 391 TextIO.output (outf, case #pkind rule of
adamc@774 392 Settings.Any => "any"
adamc@774 393 | Settings.Url => "url"
adamc@774 394 | Settings.Table => "table"
adamc@774 395 | Settings.Sequence => "sequence"
adamc@774 396 | Settings.View => "view"
adamc@774 397 | Settings.Relation => "relation"
adamc@774 398 | Settings.Cookie => "cookie"
adamc@774 399 | Settings.Style => "style");
adamc@774 400 TextIO.output (outf, " ");
adamc@774 401 TextIO.output (outf, #from rule);
adamc@774 402 case #kind rule of
adamc@774 403 Settings.Exact => ()
adamc@774 404 | Settings.Prefix => TextIO.output (outf, "*");
adamc@774 405 TextIO.output (outf, " ");
adamc@774 406 TextIO.output (outf, #to rule);
adamc@774 407 TextIO.output (outf, "\n"))) (#rewrites combined);
adamc@776 408 filters "url" (#filterUrl combined);
adamc@776 409 filters "mime" (#filterMime combined);
adamc@384 410 TextIO.output (outf, "\n");
adamc@384 411
adamc@384 412 app (fn s =>
adamc@384 413 let
adamc@384 414 val s = OS.Path.mkAbsolute {relativeTo = OS.FileSys.getDir (),
adamc@384 415 path = s}
adamc@384 416 in
adamc@384 417 TextIO.output (outf, s);
adamc@384 418 TextIO.output (outf, "\n")
adamc@384 419 end)
adamc@384 420 (#sources combined);
adamc@384 421 TextIO.output (outf, "\n");
adamc@384 422 TextIO.output (outf, "demo\n");
adamc@384 423
adamc@384 424 TextIO.closeOut outf;
adamc@384 425
adamc@384 426 Compiler.compile (OS.Path.base fname)
adamc@384 427 end;
adamc@380 428
adamc@381 429 TextIO.output (demosOut, "\n</body></html>\n");
adamc@381 430 TextIO.closeOut demosOut;
adamc@381 431
adamc@381 432 prettyPrint ()
adamc@380 433 end
adamc@380 434
adamc@380 435 end