2 * Copyright 2008 Jacek Caban for CodeWeavers
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.
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.
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
21 #include "wine/debug.h"
23 WINE_DEFAULT_DEBUG_CHANNEL(jscript);
32 static const WCHAR lengthW[] = {'l','e','n','g','t','h',0};
33 static const WCHAR toStringW[] = {'t','o','S','t','r','i','n','g',0};
34 static const WCHAR valueOfW[] = {'v','a','l','u','e','O','f',0};
35 static const WCHAR anchorW[] = {'a','n','c','h','o','r',0};
36 static const WCHAR bigW[] = {'b','i','g',0};
37 static const WCHAR blinkW[] = {'b','l','i','n','k',0};
38 static const WCHAR boldW[] = {'b','o','l','d',0};
39 static const WCHAR charAtW[] = {'c','h','a','r','A','t',0};
40 static const WCHAR charCodeAtW[] = {'c','h','a','r','C','o','d','e','A','t',0};
41 static const WCHAR concatW[] = {'c','o','n','c','a','t',0};
42 static const WCHAR fixedW[] = {'f','i','x','e','d',0};
43 static const WCHAR fontcolorW[] = {'f','o','n','t','c','o','l','o','r',0};
44 static const WCHAR fontsizeW[] = {'f','o','n','t','s','i','z','e',0};
45 static const WCHAR indexOfW[] = {'i','n','d','e','x','O','f',0};
46 static const WCHAR italicsW[] = {'i','t','a','l','i','c','s',0};
47 static const WCHAR lastIndexOfW[] = {'l','a','s','t','I','n','d','e','x','O','f',0};
48 static const WCHAR linkW[] = {'l','i','n','k',0};
49 static const WCHAR matchW[] = {'m','a','t','c','h',0};
50 static const WCHAR replaceW[] = {'r','e','p','l','a','c','e',0};
51 static const WCHAR searchW[] = {'s','e','a','r','c','h',0};
52 static const WCHAR sliceW[] = {'s','l','i','c','e',0};
53 static const WCHAR smallW[] = {'s','m','a','l','l',0};
54 static const WCHAR splitW[] = {'s','p','l','i','t',0};
55 static const WCHAR strikeW[] = {'s','t','r','i','k','e',0};
56 static const WCHAR subW[] = {'s','u','b',0};
57 static const WCHAR substringW[] = {'s','u','b','s','t','r','i','n','g',0};
58 static const WCHAR substrW[] = {'s','u','b','s','t','r',0};
59 static const WCHAR supW[] = {'s','u','p',0};
60 static const WCHAR toLowerCaseW[] = {'t','o','L','o','w','e','r','C','a','s','e',0};
61 static const WCHAR toUpperCaseW[] = {'t','o','U','p','p','e','r','C','a','s','e',0};
62 static const WCHAR toLocaleLowerCaseW[] = {'t','o','L','o','c','a','l','e','L','o','w','e','r','C','a','s','e',0};
63 static const WCHAR toLocaleUpperCaseW[] = {'t','o','L','o','c','a','l','e','U','p','p','e','r','C','a','s','e',0};
64 static const WCHAR localeCompareW[] = {'l','o','c','a','l','e','C','o','m','p','a','r','e',0};
65 static const WCHAR fromCharCodeW[] = {'f','r','o','m','C','h','a','r','C','o','d','e',0};
67 static inline StringInstance *string_from_vdisp(vdisp_t *vdisp)
69 return (StringInstance*)vdisp->u.jsdisp;
72 static inline StringInstance *string_this(vdisp_t *jsthis)
74 return is_vclass(jsthis, JSCLASS_STRING) ? string_from_vdisp(jsthis) : NULL;
77 static HRESULT get_string_val(script_ctx_t *ctx, vdisp_t *jsthis, jsexcept_t *ei,
78 const WCHAR **str, DWORD *len, BSTR *val_str)
80 StringInstance *string;
84 if((string = string_this(jsthis))) {
86 *len = string->length;
91 V_VT(&this_var) = VT_DISPATCH;
92 V_DISPATCH(&this_var) = jsthis->u.disp;
93 hres = to_string(ctx, &this_var, ei, val_str);
98 *len = SysStringLen(*val_str);
102 static HRESULT String_length(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
103 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
105 TRACE("%p\n", jsthis);
108 case DISPATCH_PROPERTYGET: {
109 StringInstance *string = string_from_vdisp(jsthis);
112 V_I4(retv) = string->length;
116 FIXME("unimplemented flags %x\n", flags);
123 static HRESULT stringobj_to_string(vdisp_t *jsthis, VARIANT *retv)
125 StringInstance *string;
127 if(!(string = string_this(jsthis))) {
128 WARN("this is not a string object\n");
133 BSTR str = SysAllocString(string->str);
135 return E_OUTOFMEMORY;
137 V_VT(retv) = VT_BSTR;
143 /* ECMA-262 3rd Edition 15.5.4.2 */
144 static HRESULT String_toString(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
145 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
149 return stringobj_to_string(jsthis, retv);
152 /* ECMA-262 3rd Edition 15.5.4.2 */
153 static HRESULT String_valueOf(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
154 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
158 return stringobj_to_string(jsthis, retv);
161 static HRESULT do_attributeless_tag_format(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
162 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp, const WCHAR *tagname)
169 static const WCHAR tagfmt[] = {'<','%','s','>','%','s','<','/','%','s','>',0};
171 hres = get_string_val(ctx, jsthis, ei, &str, &length, &val_str);
176 BSTR ret = SysAllocStringLen(NULL, length + 2*strlenW(tagname) + 5);
178 SysFreeString(val_str);
179 return E_OUTOFMEMORY;
182 sprintfW(ret, tagfmt, tagname, str, tagname);
184 V_VT(retv) = VT_BSTR;
188 SysFreeString(val_str);
192 static HRESULT do_attribute_tag_format(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags,
193 DISPPARAMS *dp, VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp,
194 const WCHAR *tagname, const WCHAR *attr)
196 static const WCHAR tagfmtW[]
197 = {'<','%','s',' ','%','s','=','\"','%','s','\"','>','%','s','<','/','%','s','>',0};
198 static const WCHAR undefinedW[] = {'u','n','d','e','f','i','n','e','d',0};
200 StringInstance *string;
203 BSTR attr_value, val_str = NULL;
206 if(!(string = string_this(jsthis))) {
209 V_VT(&this) = VT_DISPATCH;
210 V_DISPATCH(&this) = jsthis->u.disp;
212 hres = to_string(ctx, &this, ei, &val_str);
217 length = SysStringLen(val_str);
221 length = string->length;
225 hres = to_string(ctx, get_arg(dp, 0), ei, &attr_value);
227 SysFreeString(val_str);
232 attr_value = SysAllocString(undefinedW);
234 SysFreeString(val_str);
235 return E_OUTOFMEMORY;
240 BSTR ret = SysAllocStringLen(NULL, length + 2*strlenW(tagname)
241 + strlenW(attr) + SysStringLen(attr_value) + 9);
243 SysFreeString(attr_value);
244 SysFreeString(val_str);
245 return E_OUTOFMEMORY;
248 sprintfW(ret, tagfmtW, tagname, attr, attr_value, str, tagname);
250 V_VT(retv) = VT_BSTR;
254 SysFreeString(attr_value);
255 SysFreeString(val_str);
259 static HRESULT String_anchor(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
260 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
262 static const WCHAR fontW[] = {'A',0};
263 static const WCHAR colorW[] = {'N','A','M','E',0};
265 return do_attribute_tag_format(ctx, jsthis, flags, dp, retv, ei, sp, fontW, colorW);
268 static HRESULT String_big(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
269 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
271 static const WCHAR bigtagW[] = {'B','I','G',0};
272 return do_attributeless_tag_format(ctx, jsthis, flags, dp, retv, ei, sp, bigtagW);
275 static HRESULT String_blink(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
276 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
278 static const WCHAR blinktagW[] = {'B','L','I','N','K',0};
279 return do_attributeless_tag_format(ctx, jsthis, flags, dp, retv, ei, sp, blinktagW);
282 static HRESULT String_bold(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
283 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
285 static const WCHAR boldtagW[] = {'B',0};
286 return do_attributeless_tag_format(ctx, jsthis, flags, dp, retv, ei, sp, boldtagW);
289 /* ECMA-262 3rd Edition 15.5.4.5 */
290 static HRESULT String_charAt(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
291 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
301 hres = get_string_val(ctx, jsthis, ei, &str, &length, &val_str);
308 hres = to_integer(ctx, get_arg(dp, 0), ei, &num);
310 SysFreeString(val_str);
314 if(V_VT(&num) == VT_I4) {
317 WARN("pos = %lf\n", V_R8(&num));
323 SysFreeString(val_str);
327 if(0 <= pos && pos < length)
328 ret = SysAllocStringLen(str+pos, 1);
330 ret = SysAllocStringLen(NULL, 0);
331 SysFreeString(val_str);
333 return E_OUTOFMEMORY;
336 V_VT(retv) = VT_BSTR;
341 /* ECMA-262 3rd Edition 15.5.4.5 */
342 static HRESULT String_charCodeAt(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
343 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
347 DWORD length, idx = 0;
352 hres = get_string_val(ctx, jsthis, ei, &str, &length, &val_str);
356 if(arg_cnt(dp) > 0) {
359 hres = to_integer(ctx, get_arg(dp, 0), ei, &v);
361 SysFreeString(val_str);
365 if(V_VT(&v) != VT_I4 || V_I4(&v) < 0 || V_I4(&v) >= length) {
366 if(retv) num_set_nan(&v);
367 SysFreeString(val_str);
376 V_I4(retv) = str[idx];
379 SysFreeString(val_str);
383 /* ECMA-262 3rd Edition 15.5.4.6 */
384 static HRESULT String_concat(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
385 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
387 BSTR *strs = NULL, ret = NULL;
388 DWORD len = 0, i, l, str_cnt;
395 str_cnt = arg_cnt(dp)+1;
396 strs = heap_alloc_zero(str_cnt * sizeof(BSTR));
398 return E_OUTOFMEMORY;
400 V_VT(&var) = VT_DISPATCH;
401 V_DISPATCH(&var) = jsthis->u.disp;
403 hres = to_string(ctx, &var, ei, strs);
404 if(SUCCEEDED(hres)) {
405 for(i=0; i < arg_cnt(dp); i++) {
406 hres = to_string(ctx, get_arg(dp, i), ei, strs+i+1);
412 if(SUCCEEDED(hres)) {
413 for(i=0; i < str_cnt; i++)
414 len += SysStringLen(strs[i]);
416 ptr = ret = SysAllocStringLen(NULL, len);
418 for(i=0; i < str_cnt; i++) {
419 l = SysStringLen(strs[i]);
420 memcpy(ptr, strs[i], l*sizeof(WCHAR));
425 for(i=0; i < str_cnt; i++)
426 SysFreeString(strs[i]);
433 V_VT(retv) = VT_BSTR;
441 static HRESULT String_fixed(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
442 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
444 static const WCHAR fixedtagW[] = {'T','T',0};
445 return do_attributeless_tag_format(ctx, jsthis, flags, dp, retv, ei, sp, fixedtagW);
448 static HRESULT String_fontcolor(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
449 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
451 static const WCHAR fontW[] = {'F','O','N','T',0};
452 static const WCHAR colorW[] = {'C','O','L','O','R',0};
454 return do_attribute_tag_format(ctx, jsthis, flags, dp, retv, ei, sp, fontW, colorW);
457 static HRESULT String_fontsize(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
458 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
460 static const WCHAR fontW[] = {'F','O','N','T',0};
461 static const WCHAR colorW[] = {'S','I','Z','E',0};
463 return do_attribute_tag_format(ctx, jsthis, flags, dp, retv, ei, sp, fontW, colorW);
466 static HRESULT String_indexOf(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
467 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
469 DWORD length, pos = 0;
471 BSTR search_str, val_str;
477 hres = get_string_val(ctx, jsthis, ei, &str, &length, &val_str);
486 SysFreeString(val_str);
490 hres = to_string(ctx, get_arg(dp,0), ei, &search_str);
492 SysFreeString(val_str);
496 if(arg_cnt(dp) >= 2) {
499 hres = to_integer(ctx, get_arg(dp,1), ei, &ival);
500 if(SUCCEEDED(hres)) {
501 if(V_VT(&ival) == VT_I4)
502 pos = V_VT(&ival) > 0 ? V_I4(&ival) : 0;
504 pos = V_R8(&ival) > 0.0 ? length : 0;
510 if(SUCCEEDED(hres)) {
513 ptr = strstrW(str+pos, search_str);
520 SysFreeString(search_str);
521 SysFreeString(val_str);
532 static HRESULT String_italics(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
533 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
535 static const WCHAR italicstagW[] = {'I',0};
536 return do_attributeless_tag_format(ctx, jsthis, flags, dp, retv, ei, sp, italicstagW);
539 /* ECMA-262 3rd Edition 15.5.4.8 */
540 static HRESULT String_lastIndexOf(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
541 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
543 BSTR search_str, val_str;
544 DWORD length, pos, search_len;
551 hres = get_string_val(ctx, jsthis, ei, &str, &length, &val_str);
560 SysFreeString(val_str);
564 hres = to_string(ctx, get_arg(dp,0), ei, &search_str);
566 SysFreeString(val_str);
570 search_len = SysStringLen(search_str);
572 if(arg_cnt(dp) >= 2) {
575 hres = to_integer(ctx, get_arg(dp,1), ei, &ival);
576 if(SUCCEEDED(hres)) {
577 if(V_VT(&ival) == VT_I4)
578 pos = V_VT(&ival) > 0 ? V_I4(&ival) : 0;
580 pos = V_R8(&ival) > 0.0 ? length : 0;
588 if(SUCCEEDED(hres) && length >= search_len) {
591 for(ptr = str+min(pos, length-search_len); ptr >= str; ptr--) {
592 if(!memcmp(ptr, search_str, search_len*sizeof(WCHAR))) {
599 SysFreeString(search_str);
600 SysFreeString(val_str);
611 static HRESULT String_link(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
612 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
614 static const WCHAR fontW[] = {'A',0};
615 static const WCHAR colorW[] = {'H','R','E','F',0};
617 return do_attribute_tag_format(ctx, jsthis, flags, dp, retv, ei, sp, fontW, colorW);
620 /* ECMA-262 3rd Edition 15.5.4.10 */
621 static HRESULT String_match(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
622 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
635 V_VT(retv) = VT_NULL;
641 arg_var = get_arg(dp, 0);
642 switch(V_VT(arg_var)) {
644 regexp = iface_to_jsdisp((IUnknown*)V_DISPATCH(arg_var));
646 if(is_class(regexp, JSCLASS_REGEXP))
648 jsdisp_release(regexp);
653 hres = to_string(ctx, arg_var, ei, &match_str);
657 hres = create_regexp(ctx, match_str, SysStringLen(match_str), 0, ®exp);
658 SysFreeString(match_str);
664 hres = get_string_val(ctx, jsthis, ei, &str, &length, &val_str);
665 if(SUCCEEDED(hres)) {
667 val_str = SysAllocStringLen(str, length);
669 hres = regexp_string_match(ctx, regexp, val_str, retv, ei);
671 hres = E_OUTOFMEMORY;
674 jsdisp_release(regexp);
675 SysFreeString(val_str);
685 static HRESULT strbuf_append(strbuf_t *buf, const WCHAR *str, DWORD len)
690 if(len + buf->len > buf->size) {
694 new_size = buf->size ? buf->size<<1 : 16;
695 if(new_size < buf->len+len)
696 new_size = buf->len+len;
698 new_buf = heap_realloc(buf->buf, new_size*sizeof(WCHAR));
700 new_buf = heap_alloc(new_size*sizeof(WCHAR));
702 return E_OUTOFMEMORY;
705 buf->size = new_size;
708 memcpy(buf->buf+buf->len, str, len*sizeof(WCHAR));
713 static HRESULT rep_call(script_ctx_t *ctx, jsdisp_t *func, const WCHAR *str, match_result_t *match,
714 match_result_t *parens, DWORD parens_cnt, BSTR *ret, jsexcept_t *ei, IServiceProvider *caller)
716 DISPPARAMS dp = {NULL, NULL, 0, 0};
717 VARIANTARG *args, *arg;
722 dp.cArgs = parens_cnt+3;
723 dp.rgvarg = args = heap_alloc_zero(sizeof(VARIANT)*dp.cArgs);
725 return E_OUTOFMEMORY;
727 arg = get_arg(&dp,0);
729 V_BSTR(arg) = SysAllocStringLen(match->str, match->len);
731 hres = E_OUTOFMEMORY;
733 if(SUCCEEDED(hres)) {
734 for(i=0; i < parens_cnt; i++) {
735 arg = get_arg(&dp,i+1);
737 V_BSTR(arg) = SysAllocStringLen(parens[i].str, parens[i].len);
739 hres = E_OUTOFMEMORY;
745 if(SUCCEEDED(hres)) {
746 arg = get_arg(&dp,parens_cnt+1);
748 V_I4(arg) = match->str - str;
750 arg = get_arg(&dp,parens_cnt+2);
752 V_BSTR(arg) = SysAllocString(str);
754 hres = E_OUTOFMEMORY;
758 hres = jsdisp_call_value(func, DISPATCH_METHOD, &dp, &var, ei, caller);
760 for(i=0; i < parens_cnt+3; i++) {
761 if(i != parens_cnt+1)
762 SysFreeString(V_BSTR(get_arg(&dp,i)));
769 hres = to_string(ctx, &var, ei, ret);
774 /* ECMA-262 3rd Edition 15.5.4.11 */
775 static HRESULT String_replace(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
776 VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
779 DWORD parens_cnt = 0, parens_size=0, rep_len=0, length;
780 BSTR rep_str = NULL, match_str = NULL, ret_str, val_str;
781 jsdisp_t *rep_func = NULL, *regexp = NULL;
782 match_result_t *parens = NULL, match = {NULL,0}, **parens_ptr = &parens;
783 strbuf_t ret = {NULL,0,0};
784 DWORD re_flags = REM_NO_CTX_UPDATE;
790 hres = get_string_val(ctx, jsthis, ei, &str, &length, &val_str);
797 val_str = SysAllocStringLen(str, length);
799 return E_OUTOFMEMORY;
802 V_VT(retv) = VT_BSTR;
803 V_BSTR(retv) = val_str;
808 arg_var = get_arg(dp, 0);
809 switch(V_VT(arg_var)) {
811 regexp = iface_to_jsdisp((IUnknown*)V_DISPATCH(arg_var));
813 if(is_class(regexp, JSCLASS_REGEXP)) {
816 jsdisp_release(regexp);
822 hres = to_string(ctx, arg_var, ei, &match_str);
824 SysFreeString(val_str);
829 if(arg_cnt(dp) >= 2) {
830 arg_var = get_arg(dp,1);
831 switch(V_VT(arg_var)) {
833 rep_func = iface_to_jsdisp((IUnknown*)V_DISPATCH(arg_var));
835 if(is_class(rep_func, JSCLASS_FUNCTION)) {
838 jsdisp_release(rep_func);
844 hres = to_string(ctx, arg_var, ei, &rep_str);
848 rep_len = SysStringLen(rep_str);
849 if(!strchrW(rep_str, '$'))
854 if(SUCCEEDED(hres)) {
855 const WCHAR *cp, *ecp;
861 hres = regexp_match_next(ctx, regexp, re_flags, str, length, &cp, parens_ptr,
862 &parens_size, &parens_cnt, &match);
863 re_flags |= REM_CHECK_GLOBAL;
865 if(hres == S_FALSE) {
872 match.str = strstrW(cp, match_str);
875 match.len = SysStringLen(match_str);
876 cp = match.str+match.len;
879 hres = strbuf_append(&ret, ecp, match.str-ecp);
880 ecp = match.str+match.len;
887 hres = rep_call(ctx, rep_func, str, &match, parens, parens_cnt, &cstr, ei, caller);
891 hres = strbuf_append(&ret, cstr, SysStringLen(cstr));
895 }else if(rep_str && regexp) {
896 const WCHAR *ptr = rep_str, *ptr2;
898 while((ptr2 = strchrW(ptr, '$'))) {
899 hres = strbuf_append(&ret, ptr, ptr2-ptr);
905 hres = strbuf_append(&ret, ptr2, 1);
909 hres = strbuf_append(&ret, match.str, match.len);
913 hres = strbuf_append(&ret, str, match.str-str);
917 hres = strbuf_append(&ret, ecp, (str+length)-ecp);
923 if(!isdigitW(ptr2[1])) {
924 hres = strbuf_append(&ret, ptr2, 1);
930 if(isdigitW(ptr2[2]) && idx*10 + (ptr2[2]-'0') <= parens_cnt) {
931 idx = idx*10 + (ptr[2]-'0');
933 }else if(idx && idx <= parens_cnt) {
936 hres = strbuf_append(&ret, ptr2, 1);
941 hres = strbuf_append(&ret, parens[idx-1].str, parens[idx-1].len);
950 hres = strbuf_append(&ret, ptr, (rep_str+rep_len)-ptr);
954 hres = strbuf_append(&ret, rep_str, rep_len);
958 static const WCHAR undefinedW[] = {'u','n','d','e','f','i','n','e','d'};
960 hres = strbuf_append(&ret, undefinedW, sizeof(undefinedW)/sizeof(WCHAR));
967 hres = strbuf_append(&ret, ecp, (str+length)-ecp);
971 jsdisp_release(rep_func);
972 SysFreeString(rep_str);
973 SysFreeString(match_str);
976 if(SUCCEEDED(hres) && match.str && regexp) {
978 val_str = SysAllocStringLen(str, length);
980 SysFreeString(ctx->last_match);
981 ctx->last_match = val_str;
983 ctx->last_match_index = match.str-str;
984 ctx->last_match_length = match.len;
986 hres = E_OUTOFMEMORY;
991 jsdisp_release(regexp);
992 SysFreeString(val_str);
994 if(SUCCEEDED(hres) && retv) {
995 ret_str = SysAllocStringLen(ret.buf, ret.len);
997 return E_OUTOFMEMORY;
999 V_VT(retv) = VT_BSTR;
1000 V_BSTR(retv) = ret_str;
1001 TRACE("= %s\n", debugstr_w(ret_str));
1008 static HRESULT String_search(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
1009 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
1011 jsdisp_t *regexp = NULL;
1012 const WCHAR *str, *cp;
1013 match_result_t match;
1021 hres = get_string_val(ctx, jsthis, ei, &str, &length, &val_str);
1027 V_VT(retv) = VT_NULL;
1028 SysFreeString(val_str);
1032 arg = get_arg(dp,0);
1033 if(V_VT(arg) == VT_DISPATCH) {
1034 regexp = iface_to_jsdisp((IUnknown*)V_DISPATCH(arg));
1036 if(!is_class(regexp, JSCLASS_REGEXP)) {
1037 jsdisp_release(regexp);
1044 hres = create_regexp_var(ctx, arg, NULL, ®exp);
1046 SysFreeString(val_str);
1052 hres = regexp_match_next(ctx, regexp, REM_RESET_INDEX, str, length, &cp, NULL, NULL, NULL, &match);
1053 SysFreeString(val_str);
1054 jsdisp_release(regexp);
1060 V_I4(retv) = hres == S_OK ? match.str-str : -1;
1065 /* ECMA-262 3rd Edition 15.5.4.13 */
1066 static HRESULT String_slice(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
1067 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
1078 hres = get_string_val(ctx, jsthis, ei, &str, &length, &val_str);
1083 hres = to_integer(ctx, get_arg(dp,0), ei, &v);
1085 SysFreeString(val_str);
1089 if(V_VT(&v) == VT_I4) {
1092 start = length + start;
1095 }else if(start > length) {
1099 start = V_R8(&v) < 0.0 ? 0 : length;
1105 if(arg_cnt(dp) >= 2) {
1106 hres = to_integer(ctx, get_arg(dp,1), ei, &v);
1108 SysFreeString(val_str);
1112 if(V_VT(&v) == VT_I4) {
1118 }else if(end > length) {
1122 end = V_R8(&v) < 0.0 ? 0 : length;
1132 BSTR retstr = SysAllocStringLen(str+start, end-start);
1134 SysFreeString(val_str);
1135 return E_OUTOFMEMORY;
1138 V_VT(retv) = VT_BSTR;
1139 V_BSTR(retv) = retstr;
1142 SysFreeString(val_str);
1146 static HRESULT String_small(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
1147 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
1149 static const WCHAR smalltagW[] = {'S','M','A','L','L',0};
1150 return do_attributeless_tag_format(ctx, jsthis, flags, dp, retv, ei, sp, smalltagW);
1153 static HRESULT String_split(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
1154 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
1156 match_result_t *match_result = NULL;
1157 DWORD length, match_cnt, i, match_len = 0;
1158 const WCHAR *str, *ptr, *ptr2;
1159 BOOL use_regexp = FALSE;
1162 BSTR val_str, match_str = NULL;
1167 if(arg_cnt(dp) != 1) {
1168 FIXME("unsupported args\n");
1172 hres = get_string_val(ctx, jsthis, ei, &str, &length, &val_str);
1176 arg = get_arg(dp, 0);
1181 regexp = iface_to_jsdisp((IUnknown*)V_DISPATCH(arg));
1183 if(is_class(regexp, JSCLASS_REGEXP)) {
1185 hres = regexp_match(ctx, regexp, str, length, TRUE, &match_result, &match_cnt);
1186 jsdisp_release(regexp);
1188 SysFreeString(val_str);
1193 jsdisp_release(regexp);
1197 hres = to_string(ctx, arg, ei, &match_str);
1199 SysFreeString(val_str);
1203 match_len = SysStringLen(match_str);
1205 SysFreeString(match_str);
1210 hres = create_array(ctx, 0, &array);
1212 if(SUCCEEDED(hres)) {
1218 ptr2 = match_result[i].str;
1219 }else if(match_str) {
1220 ptr2 = strstrW(ptr, match_str);
1229 V_VT(&var) = VT_BSTR;
1230 V_BSTR(&var) = SysAllocStringLen(ptr, ptr2-ptr);
1232 hres = E_OUTOFMEMORY;
1236 hres = jsdisp_propput_idx(array, i, &var, ei, sp);
1237 SysFreeString(V_BSTR(&var));
1242 ptr = match_result[i].str + match_result[i].len;
1244 ptr = ptr2 + match_len;
1250 if(SUCCEEDED(hres) && (match_str || use_regexp)) {
1251 DWORD len = (str+length) - ptr;
1253 if(len || match_str) {
1254 V_VT(&var) = VT_BSTR;
1255 V_BSTR(&var) = SysAllocStringLen(ptr, len);
1258 hres = jsdisp_propput_idx(array, i, &var, ei, sp);
1259 SysFreeString(V_BSTR(&var));
1261 hres = E_OUTOFMEMORY;
1266 SysFreeString(match_str);
1267 SysFreeString(val_str);
1268 heap_free(match_result);
1270 if(SUCCEEDED(hres) && retv)
1271 var_set_jsdisp(retv, array);
1273 jsdisp_release(array);
1278 static HRESULT String_strike(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
1279 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
1281 static const WCHAR striketagW[] = {'S','T','R','I','K','E',0};
1282 return do_attributeless_tag_format(ctx, jsthis, flags, dp, retv, ei, sp, striketagW);
1285 static HRESULT String_sub(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
1286 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
1288 static const WCHAR subtagW[] = {'S','U','B',0};
1289 return do_attributeless_tag_format(ctx, jsthis, flags, dp, retv, ei, sp, subtagW);
1292 /* ECMA-262 3rd Edition 15.5.4.15 */
1293 static HRESULT String_substring(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
1294 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
1305 hres = get_string_val(ctx, jsthis, ei, &str, &length, &val_str);
1309 if(arg_cnt(dp) >= 1) {
1310 hres = to_integer(ctx, get_arg(dp,0), ei, &v);
1312 SysFreeString(val_str);
1316 if(V_VT(&v) == VT_I4) {
1320 else if(start >= length)
1323 start = V_R8(&v) < 0.0 ? 0 : length;
1327 if(arg_cnt(dp) >= 2) {
1328 hres = to_integer(ctx, get_arg(dp,1), ei, &v);
1330 SysFreeString(val_str);
1334 if(V_VT(&v) == VT_I4) {
1338 else if(end > length)
1341 end = V_R8(&v) < 0.0 ? 0 : length;
1354 V_VT(retv) = VT_BSTR;
1355 V_BSTR(retv) = SysAllocStringLen(str+start, end-start);
1357 SysFreeString(val_str);
1358 return E_OUTOFMEMORY;
1361 SysFreeString(val_str);
1365 /* ECMA-262 3rd Edition B.2.3 */
1366 static HRESULT String_substr(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
1367 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
1378 hres = get_string_val(ctx, jsthis, ei, &str, &length, &val_str);
1382 if(arg_cnt(dp) >= 1) {
1383 hres = to_integer(ctx, get_arg(dp,0), ei, &v);
1385 SysFreeString(val_str);
1389 if(V_VT(&v) == VT_I4) {
1393 else if(start >= length)
1396 start = V_R8(&v) < 0.0 ? 0 : length;
1400 if(arg_cnt(dp) >= 2) {
1401 hres = to_integer(ctx, get_arg(dp,1), ei, &v);
1403 SysFreeString(val_str);
1407 if(V_VT(&v) == VT_I4) {
1411 else if(len > length-start)
1414 len = V_R8(&v) < 0.0 ? 0 : length-start;
1422 V_VT(retv) = VT_BSTR;
1423 V_BSTR(retv) = SysAllocStringLen(str+start, len);
1425 hres = E_OUTOFMEMORY;
1428 SysFreeString(val_str);
1432 static HRESULT String_sup(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
1433 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
1435 static const WCHAR suptagW[] = {'S','U','P',0};
1436 return do_attributeless_tag_format(ctx, jsthis, flags, dp, retv, ei, sp, suptagW);
1439 static HRESULT String_toLowerCase(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
1440 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
1449 hres = get_string_val(ctx, jsthis, ei, &str, &length, &val_str);
1455 val_str = SysAllocStringLen(str, length);
1457 return E_OUTOFMEMORY;
1462 V_VT(retv) = VT_BSTR;
1463 V_BSTR(retv) = val_str;
1465 else SysFreeString(val_str);
1469 static HRESULT String_toUpperCase(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
1470 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
1479 hres = get_string_val(ctx, jsthis, ei, &str, &length, &val_str);
1485 val_str = SysAllocStringLen(str, length);
1487 return E_OUTOFMEMORY;
1492 V_VT(retv) = VT_BSTR;
1493 V_BSTR(retv) = val_str;
1495 else SysFreeString(val_str);
1499 static HRESULT String_toLocaleLowerCase(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
1500 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
1506 static HRESULT String_toLocaleUpperCase(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
1507 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
1513 static HRESULT String_localeCompare(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
1514 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
1520 static HRESULT String_value(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
1521 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
1523 StringInstance *This = string_from_vdisp(jsthis);
1529 return throw_type_error(ctx, ei, JS_E_FUNCTION_EXPECTED, NULL);
1530 case DISPATCH_PROPERTYGET: {
1531 BSTR str = SysAllocString(This->str);
1533 return E_OUTOFMEMORY;
1535 V_VT(retv) = VT_BSTR;
1540 FIXME("flags %x\n", flags);
1547 static void String_destructor(jsdisp_t *dispex)
1549 StringInstance *This = (StringInstance*)dispex;
1551 heap_free(This->str);
1555 static const builtin_prop_t String_props[] = {
1556 {anchorW, String_anchor, PROPF_METHOD|1},
1557 {bigW, String_big, PROPF_METHOD},
1558 {blinkW, String_blink, PROPF_METHOD},
1559 {boldW, String_bold, PROPF_METHOD},
1560 {charAtW, String_charAt, PROPF_METHOD|1},
1561 {charCodeAtW, String_charCodeAt, PROPF_METHOD|1},
1562 {concatW, String_concat, PROPF_METHOD|1},
1563 {fixedW, String_fixed, PROPF_METHOD},
1564 {fontcolorW, String_fontcolor, PROPF_METHOD|1},
1565 {fontsizeW, String_fontsize, PROPF_METHOD|1},
1566 {indexOfW, String_indexOf, PROPF_METHOD|2},
1567 {italicsW, String_italics, PROPF_METHOD},
1568 {lastIndexOfW, String_lastIndexOf, PROPF_METHOD|2},
1569 {lengthW, String_length, 0},
1570 {linkW, String_link, PROPF_METHOD|1},
1571 {localeCompareW, String_localeCompare, PROPF_METHOD|1},
1572 {matchW, String_match, PROPF_METHOD|1},
1573 {replaceW, String_replace, PROPF_METHOD|1},
1574 {searchW, String_search, PROPF_METHOD},
1575 {sliceW, String_slice, PROPF_METHOD},
1576 {smallW, String_small, PROPF_METHOD},
1577 {splitW, String_split, PROPF_METHOD|2},
1578 {strikeW, String_strike, PROPF_METHOD},
1579 {subW, String_sub, PROPF_METHOD},
1580 {substrW, String_substr, PROPF_METHOD|2},
1581 {substringW, String_substring, PROPF_METHOD|2},
1582 {supW, String_sup, PROPF_METHOD},
1583 {toLocaleLowerCaseW, String_toLocaleLowerCase, PROPF_METHOD},
1584 {toLocaleUpperCaseW, String_toLocaleUpperCase, PROPF_METHOD},
1585 {toLowerCaseW, String_toLowerCase, PROPF_METHOD},
1586 {toStringW, String_toString, PROPF_METHOD},
1587 {toUpperCaseW, String_toUpperCase, PROPF_METHOD},
1588 {valueOfW, String_valueOf, PROPF_METHOD}
1591 static const builtin_info_t String_info = {
1593 {NULL, String_value, 0},
1594 sizeof(String_props)/sizeof(*String_props),
1600 /* ECMA-262 3rd Edition 15.5.3.2 */
1601 static HRESULT StringConstr_fromCharCode(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags,
1602 DISPPARAMS *dp, VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
1608 ret = SysAllocStringLen(NULL, arg_cnt(dp));
1610 return E_OUTOFMEMORY;
1612 for(i=0; i<arg_cnt(dp); i++) {
1613 hres = to_uint32(ctx, get_arg(dp, i), ei, &code);
1623 V_VT(retv) = VT_BSTR;
1626 else SysFreeString(ret);
1631 static HRESULT StringConstr_value(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
1632 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
1643 hres = to_string(ctx, get_arg(dp, 0), ei, &str);
1647 str = SysAllocStringLen(NULL, 0);
1649 return E_OUTOFMEMORY;
1652 V_VT(retv) = VT_BSTR;
1656 case DISPATCH_CONSTRUCT: {
1662 hres = to_string(ctx, get_arg(dp, 0), ei, &str);
1666 hres = create_string(ctx, str, SysStringLen(str), &ret);
1669 hres = create_string(ctx, NULL, 0, &ret);
1675 var_set_jsdisp(retv, ret);
1680 FIXME("unimplemented flags: %x\n", flags);
1687 static HRESULT string_alloc(script_ctx_t *ctx, jsdisp_t *object_prototype, StringInstance **ret)
1689 StringInstance *string;
1692 string = heap_alloc_zero(sizeof(StringInstance));
1694 return E_OUTOFMEMORY;
1696 if(object_prototype)
1697 hres = init_dispex(&string->dispex, ctx, &String_info, object_prototype);
1699 hres = init_dispex_from_constr(&string->dispex, ctx, &String_info, ctx->string_constr);
1709 static const builtin_prop_t StringConstr_props[] = {
1710 {fromCharCodeW, StringConstr_fromCharCode, PROPF_METHOD},
1713 static const builtin_info_t StringConstr_info = {
1715 {NULL, Function_value, 0},
1716 sizeof(StringConstr_props)/sizeof(*StringConstr_props),
1722 HRESULT create_string_constr(script_ctx_t *ctx, jsdisp_t *object_prototype, jsdisp_t **ret)
1724 StringInstance *string;
1727 static const WCHAR StringW[] = {'S','t','r','i','n','g',0};
1729 hres = string_alloc(ctx, object_prototype, &string);
1733 hres = create_builtin_function(ctx, StringConstr_value, StringW, &StringConstr_info,
1734 PROPF_CONSTR|1, &string->dispex, ret);
1736 jsdisp_release(&string->dispex);
1740 HRESULT create_string(script_ctx_t *ctx, const WCHAR *str, DWORD len, jsdisp_t **ret)
1742 StringInstance *string;
1745 hres = string_alloc(ctx, NULL, &string);
1752 string->length = len;
1753 string->str = heap_alloc((len+1)*sizeof(WCHAR));
1755 jsdisp_release(&string->dispex);
1756 return E_OUTOFMEMORY;
1759 memcpy(string->str, str, len*sizeof(WCHAR));
1760 string->str[len] = 0;
1762 *ret = &string->dispex;