1187 lines
30 KiB
C
1187 lines
30 KiB
C
/*
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* Copyright 2008 Jacek Caban for CodeWeavers
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include "config.h"
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#include "wine/port.h"
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#include <math.h>
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#include <assert.h>
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#include "jscript.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(jscript);
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typedef struct {
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jsdisp_t dispex;
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DWORD length;
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} ArrayInstance;
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static const WCHAR lengthW[] = {'l','e','n','g','t','h',0};
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static const WCHAR concatW[] = {'c','o','n','c','a','t',0};
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static const WCHAR joinW[] = {'j','o','i','n',0};
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static const WCHAR popW[] = {'p','o','p',0};
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static const WCHAR pushW[] = {'p','u','s','h',0};
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static const WCHAR reverseW[] = {'r','e','v','e','r','s','e',0};
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static const WCHAR shiftW[] = {'s','h','i','f','t',0};
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static const WCHAR sliceW[] = {'s','l','i','c','e',0};
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static const WCHAR sortW[] = {'s','o','r','t',0};
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static const WCHAR spliceW[] = {'s','p','l','i','c','e',0};
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static const WCHAR toStringW[] = {'t','o','S','t','r','i','n','g',0};
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static const WCHAR toLocaleStringW[] = {'t','o','L','o','c','a','l','e','S','t','r','i','n','g',0};
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static const WCHAR unshiftW[] = {'u','n','s','h','i','f','t',0};
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static const WCHAR default_separatorW[] = {',',0};
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static inline ArrayInstance *array_from_jsdisp(jsdisp_t *jsdisp)
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{
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return CONTAINING_RECORD(jsdisp, ArrayInstance, dispex);
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}
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static inline ArrayInstance *array_from_vdisp(vdisp_t *vdisp)
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{
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return array_from_jsdisp(vdisp->u.jsdisp);
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}
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static inline ArrayInstance *array_this(vdisp_t *jsthis)
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{
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return is_vclass(jsthis, JSCLASS_ARRAY) ? array_from_vdisp(jsthis) : NULL;
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}
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unsigned array_get_length(jsdisp_t *array)
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{
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assert(is_class(array, JSCLASS_ARRAY));
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return array_from_jsdisp(array)->length;
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}
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static HRESULT get_length(script_ctx_t *ctx, vdisp_t *vdisp, jsdisp_t **jsthis, DWORD *ret)
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{
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ArrayInstance *array;
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jsval_t val;
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HRESULT hres;
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array = array_this(vdisp);
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if(array) {
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*jsthis = &array->dispex;
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*ret = array->length;
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return S_OK;
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}
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if(!is_jsdisp(vdisp))
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return throw_type_error(ctx, JS_E_JSCRIPT_EXPECTED, NULL);
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hres = jsdisp_propget_name(vdisp->u.jsdisp, lengthW, &val);
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if(FAILED(hres))
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return hres;
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hres = to_uint32(ctx, val, ret);
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jsval_release(val);
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if(FAILED(hres))
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return hres;
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*jsthis = vdisp->u.jsdisp;
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return S_OK;
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}
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static HRESULT set_length(jsdisp_t *obj, DWORD length)
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{
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if(is_class(obj, JSCLASS_ARRAY)) {
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((ArrayInstance*)obj)->length = length;
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return S_OK;
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}
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return jsdisp_propput_name(obj, lengthW, jsval_number(length));
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}
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static WCHAR *idx_to_str(DWORD idx, WCHAR *ptr)
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{
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if(!idx) {
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*ptr = '0';
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return ptr;
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}
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while(idx) {
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*ptr-- = '0' + (idx%10);
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idx /= 10;
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}
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return ptr+1;
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}
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static HRESULT Array_get_length(script_ctx_t *ctx, jsdisp_t *jsthis, jsval_t *r)
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{
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TRACE("%p\n", jsthis);
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*r = jsval_number(array_from_jsdisp(jsthis)->length);
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return S_OK;
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}
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static HRESULT Array_set_length(script_ctx_t *ctx, jsdisp_t *jsthis, jsval_t value)
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{
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ArrayInstance *This = array_from_jsdisp(jsthis);
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DOUBLE len = -1;
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DWORD i;
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HRESULT hres;
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TRACE("%p %d\n", This, This->length);
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hres = to_number(ctx, value, &len);
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if(FAILED(hres))
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return hres;
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len = floor(len);
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if(len!=(DWORD)len)
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return throw_range_error(ctx, JS_E_INVALID_LENGTH, NULL);
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for(i=len; i < This->length; i++) {
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hres = jsdisp_delete_idx(&This->dispex, i);
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if(FAILED(hres))
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return hres;
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}
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This->length = len;
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return S_OK;
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}
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static HRESULT concat_array(jsdisp_t *array, ArrayInstance *obj, DWORD *len)
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{
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jsval_t val;
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DWORD i;
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HRESULT hres;
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for(i=0; i < obj->length; i++) {
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hres = jsdisp_get_idx(&obj->dispex, i, &val);
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if(hres == DISP_E_UNKNOWNNAME)
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continue;
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if(FAILED(hres))
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return hres;
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hres = jsdisp_propput_idx(array, *len+i, val);
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jsval_release(val);
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if(FAILED(hres))
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return hres;
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}
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*len += obj->length;
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return S_OK;
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}
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static HRESULT concat_obj(jsdisp_t *array, IDispatch *obj, DWORD *len)
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{
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jsdisp_t *jsobj;
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HRESULT hres;
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jsobj = iface_to_jsdisp(obj);
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if(jsobj) {
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if(is_class(jsobj, JSCLASS_ARRAY)) {
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hres = concat_array(array, (ArrayInstance*)jsobj, len);
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jsdisp_release(jsobj);
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return hres;
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}
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jsdisp_release(jsobj);
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}
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return jsdisp_propput_idx(array, (*len)++, jsval_disp(obj));
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}
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static HRESULT Array_concat(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
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jsval_t *r)
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{
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jsdisp_t *ret;
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DWORD len = 0;
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HRESULT hres;
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TRACE("\n");
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hres = create_array(ctx, 0, &ret);
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if(FAILED(hres))
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return hres;
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hres = concat_obj(ret, jsthis->u.disp, &len);
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if(SUCCEEDED(hres)) {
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DWORD i;
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for(i=0; i < argc; i++) {
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if(is_object_instance(argv[i]))
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hres = concat_obj(ret, get_object(argv[i]), &len);
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else
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hres = jsdisp_propput_idx(ret, len++, argv[i]);
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if(FAILED(hres))
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break;
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}
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}
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if(FAILED(hres))
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return hres;
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if(r)
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*r = jsval_obj(ret);
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else
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jsdisp_release(ret);
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return S_OK;
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}
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static HRESULT array_join(script_ctx_t *ctx, jsdisp_t *array, DWORD length, const WCHAR *sep,
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unsigned seplen, jsval_t *r)
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{
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jsstr_t **str_tab, *ret = NULL;
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jsval_t val;
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DWORD i;
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HRESULT hres = E_FAIL;
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if(!length) {
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if(r)
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*r = jsval_string(jsstr_empty());
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return S_OK;
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}
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str_tab = heap_alloc_zero(length * sizeof(*str_tab));
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if(!str_tab)
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return E_OUTOFMEMORY;
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for(i=0; i < length; i++) {
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hres = jsdisp_get_idx(array, i, &val);
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if(hres == DISP_E_UNKNOWNNAME) {
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hres = S_OK;
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continue;
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} else if(FAILED(hres))
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break;
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if(!is_undefined(val) && !is_null(val)) {
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hres = to_string(ctx, val, str_tab+i);
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jsval_release(val);
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if(FAILED(hres))
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break;
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}
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}
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if(SUCCEEDED(hres)) {
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DWORD len = 0;
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if(str_tab[0])
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len = jsstr_length(str_tab[0]);
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for(i=1; i < length; i++) {
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len += seplen;
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if(str_tab[i])
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len += jsstr_length(str_tab[i]);
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if(len > JSSTR_MAX_LENGTH) {
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hres = E_OUTOFMEMORY;
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break;
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}
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}
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if(SUCCEEDED(hres)) {
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WCHAR *ptr = NULL;
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ret = jsstr_alloc_buf(len, &ptr);
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if(ret) {
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if(str_tab[0])
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ptr += jsstr_flush(str_tab[0], ptr);
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for(i=1; i < length; i++) {
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if(seplen) {
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memcpy(ptr, sep, seplen*sizeof(WCHAR));
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ptr += seplen;
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}
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if(str_tab[i])
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ptr += jsstr_flush(str_tab[i], ptr);
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}
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}else {
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hres = E_OUTOFMEMORY;
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}
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}
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}
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for(i=0; i < length; i++) {
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if(str_tab[i])
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jsstr_release(str_tab[i]);
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}
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heap_free(str_tab);
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if(FAILED(hres))
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return hres;
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TRACE("= %s\n", debugstr_jsstr(ret));
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if(r)
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*r = jsval_string(ret);
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else
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jsstr_release(ret);
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return S_OK;
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}
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/* ECMA-262 3rd Edition 15.4.4.5 */
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static HRESULT Array_join(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, unsigned argc, jsval_t *argv,
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jsval_t *r)
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{
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jsdisp_t *jsthis;
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DWORD length;
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HRESULT hres;
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TRACE("\n");
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hres = get_length(ctx, vthis, &jsthis, &length);
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if(FAILED(hres))
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return hres;
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if(argc) {
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const WCHAR *sep;
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jsstr_t *sep_str;
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hres = to_flat_string(ctx, argv[0], &sep_str, &sep);
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if(FAILED(hres))
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return hres;
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hres = array_join(ctx, jsthis, length, sep, jsstr_length(sep_str), r);
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jsstr_release(sep_str);
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}else {
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hres = array_join(ctx, jsthis, length, default_separatorW, strlenW(default_separatorW), r);
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}
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return hres;
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}
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static HRESULT Array_pop(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, unsigned argc, jsval_t *argv,
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jsval_t *r)
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{
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jsdisp_t *jsthis;
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jsval_t val;
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DWORD length;
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HRESULT hres;
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TRACE("\n");
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hres = get_length(ctx, vthis, &jsthis, &length);
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if(FAILED(hres))
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return hres;
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if(!length) {
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hres = set_length(jsthis, 0);
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if(FAILED(hres))
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return hres;
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if(r)
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*r = jsval_undefined();
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return S_OK;
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}
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length--;
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hres = jsdisp_get_idx(jsthis, length, &val);
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if(SUCCEEDED(hres))
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hres = jsdisp_delete_idx(jsthis, length);
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else if(hres == DISP_E_UNKNOWNNAME)
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val = jsval_undefined();
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else
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return hres;
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if(SUCCEEDED(hres))
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hres = set_length(jsthis, length);
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if(FAILED(hres)) {
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jsval_release(val);
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return hres;
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}
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if(r)
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*r = val;
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else
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jsval_release(val);
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return hres;
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}
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/* ECMA-262 3rd Edition 15.4.4.7 */
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static HRESULT Array_push(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, unsigned argc, jsval_t *argv,
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jsval_t *r)
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{
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jsdisp_t *jsthis;
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DWORD length = 0;
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unsigned i;
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HRESULT hres;
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TRACE("\n");
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hres = get_length(ctx, vthis, &jsthis, &length);
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if(FAILED(hres))
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return hres;
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for(i=0; i < argc; i++) {
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hres = jsdisp_propput_idx(jsthis, length+i, argv[i]);
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if(FAILED(hres))
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return hres;
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}
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hres = set_length(jsthis, length+argc);
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if(FAILED(hres))
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return hres;
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if(r)
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*r = jsval_number(length+argc);
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return S_OK;
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}
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static HRESULT Array_reverse(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, unsigned argc, jsval_t *argv,
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jsval_t *r)
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{
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jsdisp_t *jsthis;
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DWORD length, k, l;
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jsval_t v1, v2;
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HRESULT hres1, hres2;
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TRACE("\n");
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hres1 = get_length(ctx, vthis, &jsthis, &length);
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if(FAILED(hres1))
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return hres1;
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for(k=0; k<length/2; k++) {
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l = length-k-1;
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hres1 = jsdisp_get_idx(jsthis, k, &v1);
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if(FAILED(hres1) && hres1!=DISP_E_UNKNOWNNAME)
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return hres1;
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hres2 = jsdisp_get_idx(jsthis, l, &v2);
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if(FAILED(hres2) && hres2!=DISP_E_UNKNOWNNAME) {
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jsval_release(v1);
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return hres2;
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}
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if(hres1 == DISP_E_UNKNOWNNAME)
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hres1 = jsdisp_delete_idx(jsthis, l);
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else
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hres1 = jsdisp_propput_idx(jsthis, l, v1);
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if(FAILED(hres1)) {
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jsval_release(v1);
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jsval_release(v2);
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return hres1;
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}
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if(hres2 == DISP_E_UNKNOWNNAME)
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hres2 = jsdisp_delete_idx(jsthis, k);
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else
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hres2 = jsdisp_propput_idx(jsthis, k, v2);
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if(FAILED(hres2)) {
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jsval_release(v2);
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return hres2;
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}
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}
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if(r)
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*r = jsval_obj(jsdisp_addref(jsthis));
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return S_OK;
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}
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/* ECMA-262 3rd Edition 15.4.4.9 */
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static HRESULT Array_shift(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, unsigned argc, jsval_t *argv,
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jsval_t *r)
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{
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jsdisp_t *jsthis;
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DWORD length = 0, i;
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jsval_t v, ret;
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HRESULT hres;
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TRACE("\n");
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hres = get_length(ctx, vthis, &jsthis, &length);
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if(FAILED(hres))
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return hres;
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|
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if(!length) {
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hres = set_length(jsthis, 0);
|
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if(FAILED(hres))
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return hres;
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|
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if(r)
|
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*r = jsval_undefined();
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return S_OK;
|
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}
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|
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hres = jsdisp_get_idx(jsthis, 0, &ret);
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if(hres == DISP_E_UNKNOWNNAME) {
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ret = jsval_undefined();
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hres = S_OK;
|
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}
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|
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for(i=1; SUCCEEDED(hres) && i<length; i++) {
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hres = jsdisp_get_idx(jsthis, i, &v);
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if(hres == DISP_E_UNKNOWNNAME)
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hres = jsdisp_delete_idx(jsthis, i-1);
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else if(SUCCEEDED(hres))
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hres = jsdisp_propput_idx(jsthis, i-1, v);
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}
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|
|
if(SUCCEEDED(hres)) {
|
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hres = jsdisp_delete_idx(jsthis, length-1);
|
|
if(SUCCEEDED(hres))
|
|
hres = set_length(jsthis, length-1);
|
|
}
|
|
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
if(r)
|
|
*r = ret;
|
|
else
|
|
jsval_release(ret);
|
|
return hres;
|
|
}
|
|
|
|
/* ECMA-262 3rd Edition 15.4.4.10 */
|
|
static HRESULT Array_slice(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, unsigned argc, jsval_t *argv, jsval_t *r)
|
|
{
|
|
jsdisp_t *arr, *jsthis;
|
|
DOUBLE range;
|
|
DWORD length, start, end, idx;
|
|
HRESULT hres;
|
|
|
|
TRACE("\n");
|
|
|
|
hres = get_length(ctx, vthis, &jsthis, &length);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
if(argc) {
|
|
hres = to_number(ctx, argv[0], &range);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
range = floor(range);
|
|
if(-range>length || isnan(range)) start = 0;
|
|
else if(range < 0) start = range+length;
|
|
else if(range <= length) start = range;
|
|
else start = length;
|
|
}
|
|
else start = 0;
|
|
|
|
if(argc > 1) {
|
|
hres = to_number(ctx, argv[1], &range);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
range = floor(range);
|
|
if(-range>length) end = 0;
|
|
else if(range < 0) end = range+length;
|
|
else if(range <= length) end = range;
|
|
else end = length;
|
|
}
|
|
else end = length;
|
|
|
|
hres = create_array(ctx, (end>start)?end-start:0, &arr);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
for(idx=start; idx<end; idx++) {
|
|
jsval_t v;
|
|
|
|
hres = jsdisp_get_idx(jsthis, idx, &v);
|
|
if(hres == DISP_E_UNKNOWNNAME)
|
|
continue;
|
|
|
|
if(SUCCEEDED(hres)) {
|
|
hres = jsdisp_propput_idx(arr, idx-start, v);
|
|
jsval_release(v);
|
|
}
|
|
|
|
if(FAILED(hres)) {
|
|
jsdisp_release(arr);
|
|
return hres;
|
|
}
|
|
}
|
|
|
|
if(r)
|
|
*r = jsval_obj(arr);
|
|
else
|
|
jsdisp_release(arr);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT sort_cmp(script_ctx_t *ctx, jsdisp_t *cmp_func, jsval_t v1, jsval_t v2, INT *cmp)
|
|
{
|
|
HRESULT hres;
|
|
|
|
if(cmp_func) {
|
|
jsval_t args[2] = {v1, v2};
|
|
jsval_t res;
|
|
double n;
|
|
|
|
hres = jsdisp_call_value(cmp_func, NULL, DISPATCH_METHOD, 2, args, &res);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
hres = to_number(ctx, res, &n);
|
|
jsval_release(res);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
if(n == 0)
|
|
*cmp = 0;
|
|
*cmp = n > 0.0 ? 1 : -1;
|
|
}else if(is_undefined(v1)) {
|
|
*cmp = is_undefined(v2) ? 0 : 1;
|
|
}else if(is_undefined(v2)) {
|
|
*cmp = -1;
|
|
}else if(is_number(v1) && is_number(v2)) {
|
|
double d = get_number(v1)-get_number(v2);
|
|
if(d > 0.0)
|
|
*cmp = 1;
|
|
else
|
|
*cmp = d < -0.0 ? -1 : 0;
|
|
}else {
|
|
jsstr_t *x, *y;
|
|
|
|
hres = to_string(ctx, v1, &x);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
hres = to_string(ctx, v2, &y);
|
|
if(SUCCEEDED(hres)) {
|
|
*cmp = jsstr_cmp(x, y);
|
|
jsstr_release(y);
|
|
}
|
|
jsstr_release(x);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
}
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
/* ECMA-262 3rd Edition 15.4.4.11 */
|
|
static HRESULT Array_sort(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, unsigned argc, jsval_t *argv,
|
|
jsval_t *r)
|
|
{
|
|
jsdisp_t *jsthis, *cmp_func = NULL;
|
|
jsval_t *vtab, **sorttab = NULL;
|
|
DWORD length;
|
|
DWORD i;
|
|
HRESULT hres = S_OK;
|
|
|
|
TRACE("\n");
|
|
|
|
hres = get_length(ctx, vthis, &jsthis, &length);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
if(argc > 1) {
|
|
WARN("invalid arg_cnt %d\n", argc);
|
|
return E_FAIL;
|
|
}
|
|
|
|
if(argc == 1) {
|
|
if(!is_object_instance(argv[0])) {
|
|
WARN("arg is not dispatch\n");
|
|
return E_FAIL;
|
|
}
|
|
|
|
cmp_func = iface_to_jsdisp(get_object(argv[0]));
|
|
if(!cmp_func || !is_class(cmp_func, JSCLASS_FUNCTION)) {
|
|
WARN("cmp_func is not a function\n");
|
|
if(cmp_func)
|
|
jsdisp_release(cmp_func);
|
|
return E_FAIL;
|
|
}
|
|
}
|
|
|
|
if(!length) {
|
|
if(cmp_func)
|
|
jsdisp_release(cmp_func);
|
|
if(r)
|
|
*r = jsval_obj(jsdisp_addref(jsthis));
|
|
return S_OK;
|
|
}
|
|
|
|
vtab = heap_alloc_zero(length * sizeof(*vtab));
|
|
if(vtab) {
|
|
for(i=0; i<length; i++) {
|
|
hres = jsdisp_get_idx(jsthis, i, vtab+i);
|
|
if(hres == DISP_E_UNKNOWNNAME) {
|
|
vtab[i] = jsval_undefined();
|
|
hres = S_OK;
|
|
} else if(FAILED(hres)) {
|
|
WARN("Could not get elem %d: %08x\n", i, hres);
|
|
break;
|
|
}
|
|
}
|
|
}else {
|
|
hres = E_OUTOFMEMORY;
|
|
}
|
|
|
|
if(SUCCEEDED(hres)) {
|
|
sorttab = heap_alloc(length*2*sizeof(*sorttab));
|
|
if(!sorttab)
|
|
hres = E_OUTOFMEMORY;
|
|
}
|
|
|
|
/* merge-sort */
|
|
if(SUCCEEDED(hres)) {
|
|
jsval_t *tmpv, **tmpbuf;
|
|
INT cmp;
|
|
|
|
tmpbuf = sorttab + length;
|
|
for(i=0; i < length; i++)
|
|
sorttab[i] = vtab+i;
|
|
|
|
for(i=0; i < length/2; i++) {
|
|
hres = sort_cmp(ctx, cmp_func, *sorttab[2*i+1], *sorttab[2*i], &cmp);
|
|
if(FAILED(hres))
|
|
break;
|
|
|
|
if(cmp < 0) {
|
|
tmpv = sorttab[2*i];
|
|
sorttab[2*i] = sorttab[2*i+1];
|
|
sorttab[2*i+1] = tmpv;
|
|
}
|
|
}
|
|
|
|
if(SUCCEEDED(hres)) {
|
|
DWORD k, a, b, bend;
|
|
|
|
for(k=2; k < length; k *= 2) {
|
|
for(i=0; i+k < length; i += 2*k) {
|
|
a = b = 0;
|
|
if(i+2*k <= length)
|
|
bend = k;
|
|
else
|
|
bend = length - (i+k);
|
|
|
|
memcpy(tmpbuf, sorttab+i, k*sizeof(jsval_t*));
|
|
|
|
while(a < k && b < bend) {
|
|
hres = sort_cmp(ctx, cmp_func, *tmpbuf[a], *sorttab[i+k+b], &cmp);
|
|
if(FAILED(hres))
|
|
break;
|
|
|
|
if(cmp < 0) {
|
|
sorttab[i+a+b] = tmpbuf[a];
|
|
a++;
|
|
}else {
|
|
sorttab[i+a+b] = sorttab[i+k+b];
|
|
b++;
|
|
}
|
|
}
|
|
|
|
if(FAILED(hres))
|
|
break;
|
|
|
|
if(a < k)
|
|
memcpy(sorttab+i+a+b, tmpbuf+a, (k-a)*sizeof(jsval_t*));
|
|
}
|
|
|
|
if(FAILED(hres))
|
|
break;
|
|
}
|
|
}
|
|
|
|
for(i=0; SUCCEEDED(hres) && i < length; i++)
|
|
hres = jsdisp_propput_idx(jsthis, i, *sorttab[i]);
|
|
}
|
|
|
|
if(vtab) {
|
|
for(i=0; i < length; i++)
|
|
jsval_release(vtab[i]);
|
|
heap_free(vtab);
|
|
}
|
|
heap_free(sorttab);
|
|
if(cmp_func)
|
|
jsdisp_release(cmp_func);
|
|
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
if(r)
|
|
*r = jsval_obj(jsdisp_addref(jsthis));
|
|
return S_OK;
|
|
}
|
|
|
|
/* ECMA-262 3rd Edition 15.4.4.12 */
|
|
static HRESULT Array_splice(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, unsigned argc, jsval_t *argv,
|
|
jsval_t *r)
|
|
{
|
|
DWORD length, start=0, delete_cnt=0, i, add_args = 0;
|
|
jsdisp_t *ret_array = NULL, *jsthis;
|
|
jsval_t val;
|
|
double d;
|
|
int n;
|
|
HRESULT hres = S_OK;
|
|
|
|
TRACE("\n");
|
|
|
|
hres = get_length(ctx, vthis, &jsthis, &length);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
if(argc) {
|
|
hres = to_integer(ctx, argv[0], &d);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
if(is_int32(d)) {
|
|
if((n = d) >= 0)
|
|
start = min(n, length);
|
|
else
|
|
start = -n > length ? 0 : length + n;
|
|
}else {
|
|
start = d < 0.0 ? 0 : length;
|
|
}
|
|
}
|
|
|
|
if(argc >= 2) {
|
|
hres = to_integer(ctx, argv[1], &d);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
if(is_int32(d)) {
|
|
if((n = d) > 0)
|
|
delete_cnt = min(n, length-start);
|
|
}else if(d > 0.0) {
|
|
delete_cnt = length-start;
|
|
}
|
|
|
|
add_args = argc-2;
|
|
}
|
|
|
|
if(r) {
|
|
hres = create_array(ctx, 0, &ret_array);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
for(i=0; SUCCEEDED(hres) && i < delete_cnt; i++) {
|
|
hres = jsdisp_get_idx(jsthis, start+i, &val);
|
|
if(hres == DISP_E_UNKNOWNNAME) {
|
|
hres = S_OK;
|
|
}else if(SUCCEEDED(hres)) {
|
|
hres = jsdisp_propput_idx(ret_array, i, val);
|
|
jsval_release(val);
|
|
}
|
|
}
|
|
|
|
if(SUCCEEDED(hres))
|
|
hres = jsdisp_propput_name(ret_array, lengthW, jsval_number(delete_cnt));
|
|
}
|
|
|
|
if(add_args < delete_cnt) {
|
|
for(i = start; SUCCEEDED(hres) && i < length-delete_cnt; i++) {
|
|
hres = jsdisp_get_idx(jsthis, i+delete_cnt, &val);
|
|
if(hres == DISP_E_UNKNOWNNAME) {
|
|
hres = jsdisp_delete_idx(jsthis, i+add_args);
|
|
}else if(SUCCEEDED(hres)) {
|
|
hres = jsdisp_propput_idx(jsthis, i+add_args, val);
|
|
jsval_release(val);
|
|
}
|
|
}
|
|
|
|
for(i=length; SUCCEEDED(hres) && i != length-delete_cnt+add_args; i--)
|
|
hres = jsdisp_delete_idx(jsthis, i-1);
|
|
}else if(add_args > delete_cnt) {
|
|
for(i=length-delete_cnt; SUCCEEDED(hres) && i != start; i--) {
|
|
hres = jsdisp_get_idx(jsthis, i+delete_cnt-1, &val);
|
|
if(hres == DISP_E_UNKNOWNNAME) {
|
|
hres = jsdisp_delete_idx(jsthis, i+add_args-1);
|
|
}else if(SUCCEEDED(hres)) {
|
|
hres = jsdisp_propput_idx(jsthis, i+add_args-1, val);
|
|
jsval_release(val);
|
|
}
|
|
}
|
|
}
|
|
|
|
for(i=0; SUCCEEDED(hres) && i < add_args; i++)
|
|
hres = jsdisp_propput_idx(jsthis, start+i, argv[i+2]);
|
|
|
|
if(SUCCEEDED(hres))
|
|
hres = jsdisp_propput_name(jsthis, lengthW, jsval_number(length-delete_cnt+add_args));
|
|
|
|
if(FAILED(hres)) {
|
|
if(ret_array)
|
|
jsdisp_release(ret_array);
|
|
return hres;
|
|
}
|
|
|
|
if(r)
|
|
*r = jsval_obj(ret_array);
|
|
return S_OK;
|
|
}
|
|
|
|
/* ECMA-262 3rd Edition 15.4.4.2 */
|
|
static HRESULT Array_toString(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
|
|
jsval_t *r)
|
|
{
|
|
ArrayInstance *array;
|
|
|
|
TRACE("\n");
|
|
|
|
array = array_this(jsthis);
|
|
if(!array)
|
|
return throw_type_error(ctx, JS_E_ARRAY_EXPECTED, NULL);
|
|
|
|
return array_join(ctx, &array->dispex, array->length, default_separatorW,
|
|
strlenW(default_separatorW), r);
|
|
}
|
|
|
|
static HRESULT Array_toLocaleString(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, unsigned argc, jsval_t *argv,
|
|
jsval_t *r)
|
|
{
|
|
FIXME("\n");
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
/* ECMA-262 3rd Edition 15.4.4.13 */
|
|
static HRESULT Array_unshift(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, unsigned argc, jsval_t *argv,
|
|
jsval_t *r)
|
|
{
|
|
jsdisp_t *jsthis;
|
|
WCHAR buf[14], *buf_end, *str;
|
|
DWORD i, length;
|
|
jsval_t val;
|
|
DISPID id;
|
|
HRESULT hres;
|
|
|
|
TRACE("\n");
|
|
|
|
hres = get_length(ctx, vthis, &jsthis, &length);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
if(argc) {
|
|
buf_end = buf + sizeof(buf)/sizeof(WCHAR)-1;
|
|
*buf_end-- = 0;
|
|
i = length;
|
|
|
|
while(i--) {
|
|
str = idx_to_str(i, buf_end);
|
|
|
|
hres = jsdisp_get_id(jsthis, str, 0, &id);
|
|
if(SUCCEEDED(hres)) {
|
|
hres = jsdisp_propget(jsthis, id, &val);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
hres = jsdisp_propput_idx(jsthis, i+argc, val);
|
|
jsval_release(val);
|
|
}else if(hres == DISP_E_UNKNOWNNAME) {
|
|
hres = IDispatchEx_DeleteMemberByDispID(vthis->u.dispex, id);
|
|
}
|
|
}
|
|
|
|
if(FAILED(hres))
|
|
return hres;
|
|
}
|
|
|
|
for(i=0; i<argc; i++) {
|
|
hres = jsdisp_propput_idx(jsthis, i, argv[i]);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
}
|
|
|
|
if(argc) {
|
|
length += argc;
|
|
hres = set_length(jsthis, length);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
}
|
|
|
|
if(r)
|
|
*r = ctx->version < 2 ? jsval_undefined() : jsval_number(length);
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT Array_get_value(script_ctx_t *ctx, jsdisp_t *jsthis, jsval_t *r)
|
|
{
|
|
ArrayInstance *array = array_from_jsdisp(jsthis);
|
|
|
|
TRACE("\n");
|
|
|
|
return array_join(ctx, &array->dispex, array->length, default_separatorW,
|
|
strlenW(default_separatorW), r);
|
|
}
|
|
|
|
static void Array_destructor(jsdisp_t *dispex)
|
|
{
|
|
heap_free(dispex);
|
|
}
|
|
|
|
static void Array_on_put(jsdisp_t *dispex, const WCHAR *name)
|
|
{
|
|
ArrayInstance *array = (ArrayInstance*)dispex;
|
|
const WCHAR *ptr = name;
|
|
DWORD id = 0;
|
|
|
|
if(!isdigitW(*ptr))
|
|
return;
|
|
|
|
while(*ptr && isdigitW(*ptr)) {
|
|
id = id*10 + (*ptr-'0');
|
|
ptr++;
|
|
}
|
|
|
|
if(*ptr)
|
|
return;
|
|
|
|
if(id >= array->length)
|
|
array->length = id+1;
|
|
}
|
|
|
|
static const builtin_prop_t Array_props[] = {
|
|
{concatW, Array_concat, PROPF_METHOD|1},
|
|
{joinW, Array_join, PROPF_METHOD|1},
|
|
{lengthW, NULL,0, Array_get_length, Array_set_length},
|
|
{popW, Array_pop, PROPF_METHOD},
|
|
{pushW, Array_push, PROPF_METHOD|1},
|
|
{reverseW, Array_reverse, PROPF_METHOD},
|
|
{shiftW, Array_shift, PROPF_METHOD},
|
|
{sliceW, Array_slice, PROPF_METHOD|2},
|
|
{sortW, Array_sort, PROPF_METHOD|1},
|
|
{spliceW, Array_splice, PROPF_METHOD|2},
|
|
{toLocaleStringW, Array_toLocaleString, PROPF_METHOD},
|
|
{toStringW, Array_toString, PROPF_METHOD},
|
|
{unshiftW, Array_unshift, PROPF_METHOD|1},
|
|
};
|
|
|
|
static const builtin_info_t Array_info = {
|
|
JSCLASS_ARRAY,
|
|
{NULL, NULL,0, Array_get_value},
|
|
sizeof(Array_props)/sizeof(*Array_props),
|
|
Array_props,
|
|
Array_destructor,
|
|
Array_on_put
|
|
};
|
|
|
|
static const builtin_prop_t ArrayInst_props[] = {
|
|
{lengthW, NULL,0, Array_get_length, Array_set_length}
|
|
};
|
|
|
|
static const builtin_info_t ArrayInst_info = {
|
|
JSCLASS_ARRAY,
|
|
{NULL, NULL,0, Array_get_value},
|
|
sizeof(ArrayInst_props)/sizeof(*ArrayInst_props),
|
|
ArrayInst_props,
|
|
Array_destructor,
|
|
Array_on_put
|
|
};
|
|
|
|
static HRESULT ArrayConstr_value(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, unsigned argc, jsval_t *argv,
|
|
jsval_t *r)
|
|
{
|
|
jsdisp_t *obj;
|
|
DWORD i;
|
|
HRESULT hres;
|
|
|
|
TRACE("\n");
|
|
|
|
switch(flags) {
|
|
case DISPATCH_METHOD:
|
|
case DISPATCH_CONSTRUCT: {
|
|
if(argc == 1 && is_number(argv[0])) {
|
|
double n = get_number(argv[0]);
|
|
|
|
if(n < 0 || !is_int32(n))
|
|
return throw_range_error(ctx, JS_E_INVALID_LENGTH, NULL);
|
|
|
|
hres = create_array(ctx, n, &obj);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
*r = jsval_obj(obj);
|
|
return S_OK;
|
|
}
|
|
|
|
hres = create_array(ctx, argc, &obj);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
for(i=0; i < argc; i++) {
|
|
hres = jsdisp_propput_idx(obj, i, argv[i]);
|
|
if(FAILED(hres))
|
|
break;
|
|
}
|
|
if(FAILED(hres)) {
|
|
jsdisp_release(obj);
|
|
return hres;
|
|
}
|
|
|
|
*r = jsval_obj(obj);
|
|
break;
|
|
}
|
|
default:
|
|
FIXME("unimplemented flags: %x\n", flags);
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT alloc_array(script_ctx_t *ctx, jsdisp_t *object_prototype, ArrayInstance **ret)
|
|
{
|
|
ArrayInstance *array;
|
|
HRESULT hres;
|
|
|
|
array = heap_alloc_zero(sizeof(ArrayInstance));
|
|
if(!array)
|
|
return E_OUTOFMEMORY;
|
|
|
|
if(object_prototype)
|
|
hres = init_dispex(&array->dispex, ctx, &Array_info, object_prototype);
|
|
else
|
|
hres = init_dispex_from_constr(&array->dispex, ctx, &ArrayInst_info, ctx->array_constr);
|
|
|
|
if(FAILED(hres)) {
|
|
heap_free(array);
|
|
return hres;
|
|
}
|
|
|
|
*ret = array;
|
|
return S_OK;
|
|
}
|
|
|
|
HRESULT create_array_constr(script_ctx_t *ctx, jsdisp_t *object_prototype, jsdisp_t **ret)
|
|
{
|
|
ArrayInstance *array;
|
|
HRESULT hres;
|
|
|
|
static const WCHAR ArrayW[] = {'A','r','r','a','y',0};
|
|
|
|
hres = alloc_array(ctx, object_prototype, &array);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
hres = create_builtin_constructor(ctx, ArrayConstr_value, ArrayW, NULL, PROPF_CONSTR|1, &array->dispex, ret);
|
|
|
|
jsdisp_release(&array->dispex);
|
|
return hres;
|
|
}
|
|
|
|
HRESULT create_array(script_ctx_t *ctx, DWORD length, jsdisp_t **ret)
|
|
{
|
|
ArrayInstance *array;
|
|
HRESULT hres;
|
|
|
|
hres = alloc_array(ctx, NULL, &array);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
array->length = length;
|
|
|
|
*ret = &array->dispex;
|
|
return S_OK;
|
|
}
|