dlls/jscript/global.c

   1 /*
   2  * Copyright 2008 Jacek Caban for CodeWeavers
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  17  */
  18
  19 #include "jscript.h"
  20 #include "engine.h"
  21
  22 #include "wine/debug.h"
  23
  24 WINE_DEFAULT_DEBUG_CHANNEL(jscript);
  25
  26 static const WCHAR NaNW[] = {'N','a','N',0};
  27 static const WCHAR InfinityW[] = {'I','n','f','i','n','i','t','y',0};
  28 static const WCHAR ArrayW[] = {'A','r','r','a','y',0};
  29 static const WCHAR BooleanW[] = {'B','o','o','l','e','a','n',0};
  30 static const WCHAR DateW[] = {'D','a','t','e',0};
  31 static const WCHAR FunctionW[] = {'F','u','n','c','t','i','o','n',0};
  32 static const WCHAR NumberW[] = {'N','u','m','b','e','r',0};
  33 static const WCHAR ObjectW[] = {'O','b','j','e','c','t',0};
  34 static const WCHAR StringW[] = {'S','t','r','i','n','g',0};
  35 static const WCHAR RegExpW[] = {'R','e','g','E','x','p',0};
  36 static const WCHAR ActiveXObjectW[] = {'A','c','t','i','v','e','X','O','b','j','e','c','t',0};
  37 static const WCHAR VBArrayW[] = {'V','B','A','r','r','a','y',0};
  38 static const WCHAR EnumeratorW[] = {'E','n','u','m','e','r','a','t','o','r',0};
  39 static const WCHAR escapeW[] = {'e','s','c','a','p','e',0};
  40 static const WCHAR evalW[] = {'e','v','a','l',0};
  41 static const WCHAR isNaNW[] = {'i','s','N','a','N',0};
  42 static const WCHAR isFiniteW[] = {'i','s','F','i','n','i','t','e',0};
  43 static const WCHAR parseIntW[] = {'p','a','r','s','e','I','n','t',0};
  44 static const WCHAR parseFloatW[] = {'p','a','r','s','e','F','l','o','a','t',0};
  45 static const WCHAR unescapeW[] = {'u','n','e','s','c','a','p','e',0};
  46 static const WCHAR GetObjectW[] = {'G','e','t','O','b','j','e','c','t',0};
  47 static const WCHAR ScriptEngineW[] = {'S','c','r','i','p','t','E','n','g','i','n','e',0};
  48 static const WCHAR ScriptEngineMajorVersionW[] =
  49     {'S','c','r','i','p','t','E','n','g','i','n','e','M','a','j','o','r','V','e','r','s','i','o','n',0};
  50 static const WCHAR ScriptEngineMinorVersionW[] =
  51     {'S','c','r','i','p','t','E','n','g','i','n','e','M','i','n','o','r','V','e','r','s','i','o','n',0};
  52 static const WCHAR ScriptEngineBuildVersionW[] =
  53     {'S','c','r','i','p','t','E','n','g','i','n','e','B','u','i','l','d','V','e','r','s','i','o','n',0};
  54 static const WCHAR CollectGarbageW[] = {'C','o','l','l','e','c','t','G','a','r','b','a','g','e',0};
  55 static const WCHAR MathW[] = {'M','a','t','h',0};
  56
  57 static HRESULT constructor_call(DispatchEx *constr, LCID lcid, WORD flags, DISPPARAMS *dp,
  58         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
  59 {
  60     if(flags != DISPATCH_PROPERTYGET)
  61         return jsdisp_call_value(constr, lcid, flags, dp, retv, ei, sp);
  62
  63     V_VT(retv) = VT_DISPATCH;
  64     V_DISPATCH(retv) = (IDispatch*)_IDispatchEx_(constr);
  65     IDispatchEx_AddRef(_IDispatchEx_(constr));
  66     return S_OK;
  67 }
  68
  69 static HRESULT JSGlobal_NaN(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
  70         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
  71 {
  72     FIXME("\n");
  73     return E_NOTIMPL;
  74 }
  75
  76 static HRESULT JSGlobal_Infinity(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
  77         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
  78 {
  79     FIXME("\n");
  80     return E_NOTIMPL;
  81 }
  82
  83 static HRESULT JSGlobal_Array(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
  84         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
  85 {
  86     TRACE("\n");
  87
  88     return constructor_call(dispex->ctx->array_constr, lcid, flags, dp, retv, ei, sp);
  89 }
  90
  91 static HRESULT JSGlobal_Boolean(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
  92         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
  93 {
  94     TRACE("\n");
  95
  96     return constructor_call(dispex->ctx->bool_constr, lcid, flags, dp, retv, ei, sp);
  97 }
  98
  99 static HRESULT JSGlobal_Date(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 100         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 101 {
 102     FIXME("\n");
 103     return E_NOTIMPL;
 104 }
 105
 106 static HRESULT JSGlobal_Function(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 107         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 108 {
 109     TRACE("\n");
 110
 111     return constructor_call(dispex->ctx->function_constr, lcid, flags, dp, retv, ei, sp);
 112 }
 113
 114 static HRESULT JSGlobal_Number(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 115         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 116 {
 117     TRACE("\n");
 118
 119     return constructor_call(dispex->ctx->number_constr, lcid, flags, dp, retv, ei, sp);
 120 }
 121
 122 static HRESULT JSGlobal_Object(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 123         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 124 {
 125     TRACE("\n");
 126
 127     return constructor_call(dispex->ctx->object_constr, lcid, flags, dp, retv, ei, sp);
 128 }
 129
 130 static HRESULT JSGlobal_String(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 131         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 132 {
 133     TRACE("\n");
 134
 135     return constructor_call(dispex->ctx->string_constr, lcid, flags, dp, retv, ei, sp);
 136 }
 137
 138 static HRESULT JSGlobal_RegExp(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 139         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 140 {
 141     TRACE("\n");
 142
 143     return constructor_call(dispex->ctx->regexp_constr, lcid, flags, dp, retv, ei, sp);
 144 }
 145
 146 static HRESULT JSGlobal_ActiveXObject(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 147         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 148 {
 149     FIXME("\n");
 150     return E_NOTIMPL;
 151 }
 152
 153 static HRESULT JSGlobal_VBArray(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 154         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 155 {
 156     FIXME("\n");
 157     return E_NOTIMPL;
 158 }
 159
 160 static HRESULT JSGlobal_Enumerator(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 161         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 162 {
 163     FIXME("\n");
 164     return E_NOTIMPL;
 165 }
 166
 167 static HRESULT JSGlobal_escape(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 168         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 169 {
 170     FIXME("\n");
 171     return E_NOTIMPL;
 172 }
 173
 174 /* ECMA-262 3rd Edition    15.1.2.1 */
 175 static HRESULT JSGlobal_eval(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 176         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 177 {
 178     parser_ctx_t *parser_ctx;
 179     VARIANT *arg;
 180     HRESULT hres;
 181
 182     TRACE("\n");
 183
 184     if(!arg_cnt(dp)) {
 185         if(retv)
 186             V_VT(retv) = VT_EMPTY;
 187         return S_OK;
 188     }
 189
 190     arg = get_arg(dp, 0);
 191     if(V_VT(arg) != VT_BSTR) {
 192         if(retv) {
 193             V_VT(retv) = VT_EMPTY;
 194             return VariantCopy(retv, arg);
 195         }
 196         return S_OK;
 197     }
 198
 199     if(!dispex->ctx->exec_ctx) {
 200         FIXME("No active exec_ctx\n");
 201         return E_UNEXPECTED;
 202     }
 203
 204     TRACE("parsing %s\n", debugstr_w(V_BSTR(arg)));
 205     hres = script_parse(dispex->ctx, V_BSTR(arg), &parser_ctx);
 206     if(FAILED(hres)) {
 207         FIXME("parse failed: %08x\n", hres);
 208         return hres;
 209     }
 210
 211     hres = exec_source(dispex->ctx->exec_ctx, parser_ctx, parser_ctx->source, ei, retv);
 212     parser_release(parser_ctx);
 213
 214     return hres;
 215 }
 216
 217 static HRESULT JSGlobal_isNaN(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 218         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 219 {
 220     FIXME("\n");
 221     return E_NOTIMPL;
 222 }
 223
 224 static HRESULT JSGlobal_isFinite(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 225         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 226 {
 227     FIXME("\n");
 228     return E_NOTIMPL;
 229 }
 230
 231 static HRESULT JSGlobal_parseInt(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 232         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 233 {
 234     return E_NOTIMPL;
 235 }
 236
 237 static HRESULT JSGlobal_parseFloat(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 238         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 239 {
 240     FIXME("\n");
 241     return E_NOTIMPL;
 242 }
 243
 244 static HRESULT JSGlobal_unescape(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 245         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 246 {
 247     FIXME("\n");
 248     return E_NOTIMPL;
 249 }
 250
 251 static HRESULT JSGlobal_GetObject(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 252         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 253 {
 254     FIXME("\n");
 255     return E_NOTIMPL;
 256 }
 257
 258 static HRESULT JSGlobal_ScriptEngine(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 259         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 260 {
 261     FIXME("\n");
 262     return E_NOTIMPL;
 263 }
 264
 265 static HRESULT JSGlobal_ScriptEngineMajorVersion(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 266         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 267 {
 268     FIXME("\n");
 269     return E_NOTIMPL;
 270 }
 271
 272 static HRESULT JSGlobal_ScriptEngineMinorVersion(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 273         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 274 {
 275     FIXME("\n");
 276     return E_NOTIMPL;
 277 }
 278
 279 static HRESULT JSGlobal_ScriptEngineBuildVersion(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 280         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 281 {
 282     FIXME("\n");
 283     return E_NOTIMPL;
 284 }
 285
 286 static HRESULT JSGlobal_CollectGarbage(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 287         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 288 {
 289     FIXME("\n");
 290     return E_NOTIMPL;
 291 }
 292
 293 static const builtin_prop_t JSGlobal_props[] = {
 294     {ActiveXObjectW,             JSGlobal_ActiveXObject,             PROPF_METHOD},
 295     {ArrayW,                     JSGlobal_Array,                     PROPF_CONSTR},
 296     {BooleanW,                   JSGlobal_Boolean,                   PROPF_CONSTR},
 297     {CollectGarbageW,            JSGlobal_CollectGarbage,            PROPF_METHOD},
 298     {DateW,                      JSGlobal_Date,                      PROPF_CONSTR},
 299     {EnumeratorW,                JSGlobal_Enumerator,                PROPF_METHOD},
 300     {FunctionW,                  JSGlobal_Function,                  PROPF_CONSTR},
 301     {GetObjectW,                 JSGlobal_GetObject,                 PROPF_METHOD},
 302     {InfinityW,                  JSGlobal_Infinity,                  0},
 303 /*  {MathW,                      JSGlobal_Math,                      0},  */
 304     {NaNW,                       JSGlobal_NaN,                       0},
 305     {NumberW,                    JSGlobal_Number,                    PROPF_CONSTR},
 306     {ObjectW,                    JSGlobal_Object,                    PROPF_CONSTR},
 307     {RegExpW,                    JSGlobal_RegExp,                    PROPF_CONSTR},
 308     {ScriptEngineW,              JSGlobal_ScriptEngine,              PROPF_METHOD},
 309     {ScriptEngineBuildVersionW,  JSGlobal_ScriptEngineBuildVersion,  PROPF_METHOD},
 310     {ScriptEngineMajorVersionW,  JSGlobal_ScriptEngineMajorVersion,  PROPF_METHOD},
 311     {ScriptEngineMinorVersionW,  JSGlobal_ScriptEngineMinorVersion,  PROPF_METHOD},
 312     {StringW,                    JSGlobal_String,                    PROPF_CONSTR},
 313     {VBArrayW,                   JSGlobal_VBArray,                   PROPF_METHOD},
 314     {escapeW,                    JSGlobal_escape,                    PROPF_METHOD},
 315     {evalW,                      JSGlobal_eval,                      PROPF_METHOD|1},
 316     {isFiniteW,                  JSGlobal_isFinite,                  PROPF_METHOD},
 317     {isNaNW,                     JSGlobal_isNaN,                     PROPF_METHOD},
 318     {parseFloatW,                JSGlobal_parseFloat,                PROPF_METHOD},
 319     {parseIntW,                  JSGlobal_parseInt,                  PROPF_METHOD|2},
 320     {unescapeW,                  JSGlobal_unescape,                  PROPF_METHOD}
 321 };
 322
 323 static const builtin_info_t JSGlobal_info = {
 324     JSCLASS_GLOBAL,
 325     {NULL, NULL, 0},
 326     sizeof(JSGlobal_props)/sizeof(*JSGlobal_props),
 327     JSGlobal_props,
 328     NULL,
 329     NULL
 330 };
 331
 332 static HRESULT init_constructors(script_ctx_t *ctx)
 333 {
 334     HRESULT hres;
 335
 336     hres = init_function_constr(ctx);
 337     if(FAILED(hres))
 338         return hres;
 339
 340     hres = create_array_constr(ctx, &ctx->array_constr);
 341     if(FAILED(hres))
 342         return hres;
 343
 344     hres = create_bool_constr(ctx, &ctx->bool_constr);
 345     if(FAILED(hres))
 346         return hres;
 347
 348     hres = create_number_constr(ctx, &ctx->number_constr);
 349     if(FAILED(hres))
 350         return hres;
 351
 352     hres = create_object_constr(ctx, &ctx->object_constr);
 353     if(FAILED(hres))
 354         return hres;
 355
 356     hres = create_object_constr(ctx, &ctx->regexp_constr);
 357     if(FAILED(hres))
 358         return hres;
 359
 360     hres = create_string_constr(ctx, &ctx->string_constr);
 361     if(FAILED(hres))
 362         return hres;
 363
 364     return S_OK;
 365 }
 366
 367 HRESULT init_global(script_ctx_t *ctx)
 368 {
 369     DispatchEx *math;
 370     VARIANT var;
 371     HRESULT hres;
 372
 373     if(ctx->global)
 374         return S_OK;
 375
 376     hres = init_constructors(ctx);
 377     if(FAILED(hres))
 378         return hres;
 379
 380     hres = create_dispex(ctx, &JSGlobal_info, NULL, &ctx->global);
 381     if(FAILED(hres))
 382         return hres;
 383
 384     hres = create_math(ctx, &math);
 385     if(FAILED(hres))
 386         return hres;
 387
 388     V_VT(&var) = VT_DISPATCH;
 389     V_DISPATCH(&var) = (IDispatch*)_IDispatchEx_(math);
 390     hres = jsdisp_propput_name(ctx->global, MathW, ctx->lcid, &var, NULL/*FIXME*/, NULL/*FIXME*/);
 391     jsdisp_release(math);
 392
 393     return hres;
 394 }