static HRESULT array_to_args(script_ctx_t *ctx, jsdisp_t *arg_array, unsigned *argc, jsval_t **ret)
{
jsval_t *argv, val;
DWORD length, i;
HRESULT hres;
hres = jsdisp_propget_name(arg_array, lengthW, &val);
if(FAILED(hres))
return hres;
hres = to_uint32(ctx, val, &length);
jsval_release(val);
if(FAILED(hres))
return hres;
argv = heap_alloc(length * sizeof(*argv));
if(!argv)
return E_OUTOFMEMORY;
for(i=0; i<length; i++) {
hres = jsdisp_get_idx(arg_array, i, argv+i);
if(hres == DISP_E_UNKNOWNNAME) {
argv[i] = jsval_undefined();
}else if(FAILED(hres)) {
while(i--)
jsval_release(argv[i]);
heap_free(argv);
return hres;
}
}
*argc = length;
*ret = argv;
return S_OK;
}
static HRESULT Array_reverse(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, unsigned argc, jsval_t *argv,
jsval_t *r)
{
jsdisp_t *jsthis;
DWORD length, k, l;
jsval_t v1, v2;
HRESULT hres1, hres2;
TRACE("\n");
hres1 = get_length(ctx, vthis, &jsthis, &length);
if(FAILED(hres1))
return hres1;
for(k=0; k<length/2; k++) {
l = length-k-1;
hres1 = jsdisp_get_idx(jsthis, k, &v1);
if(FAILED(hres1) && hres1!=DISP_E_UNKNOWNNAME)
return hres1;
hres2 = jsdisp_get_idx(jsthis, l, &v2);
if(FAILED(hres2) && hres2!=DISP_E_UNKNOWNNAME) {
jsval_release(v1);
return hres2;
}
if(hres1 == DISP_E_UNKNOWNNAME)
hres1 = jsdisp_delete_idx(jsthis, l);
else
hres1 = jsdisp_propput_idx(jsthis, l, v1);
if(FAILED(hres1)) {
jsval_release(v1);
jsval_release(v2);
return hres1;
}
if(hres2 == DISP_E_UNKNOWNNAME)
hres2 = jsdisp_delete_idx(jsthis, k);
else
hres2 = jsdisp_propput_idx(jsthis, k, v2);
if(FAILED(hres2)) {
jsval_release(v2);
return hres2;
}
}
if(r)
*r = jsval_obj(jsdisp_addref(jsthis));
return S_OK;
}
static HRESULT Array_pop(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, unsigned argc, jsval_t *argv,
jsval_t *r)
{
jsdisp_t *jsthis;
jsval_t val;
DWORD length;
HRESULT hres;
TRACE("\n");
hres = get_length(ctx, vthis, &jsthis, &length);
if(FAILED(hres))
return hres;
if(!length) {
hres = set_length(jsthis, 0);
if(FAILED(hres))
return hres;
if(r)
*r = jsval_undefined();
return S_OK;
}
length--;
hres = jsdisp_get_idx(jsthis, length, &val);
if(SUCCEEDED(hres))
hres = jsdisp_delete_idx(jsthis, length);
else if(hres == DISP_E_UNKNOWNNAME) {
val = jsval_undefined();
hres = S_OK;
}else
return hres;
if(SUCCEEDED(hres))
hres = set_length(jsthis, length);
if(FAILED(hres)) {
jsval_release(val);
return hres;
}
if(r)
*r = val;
else
jsval_release(val);
return hres;
}
static HRESULT get_length(script_ctx_t *ctx, vdisp_t *vdisp, jsdisp_t **jsthis, DWORD *ret)
{
ArrayInstance *array;
jsval_t val;
HRESULT hres;
array = array_this(vdisp);
if(array) {
*jsthis = &array->dispex;
*ret = array->length;
return S_OK;
}
if(!is_jsdisp(vdisp))
return throw_type_error(ctx, JS_E_JSCRIPT_EXPECTED, NULL);
hres = jsdisp_propget_name(vdisp->u.jsdisp, lengthW, &val);
if(FAILED(hres))
return hres;
hres = to_uint32(ctx, val, ret);
jsval_release(val);
if(FAILED(hres))
return hres;
*jsthis = vdisp->u.jsdisp;
return S_OK;
}
/* ECMA-262 5.1 Edition 15.12.3 */
static HRESULT JSON_stringify(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv, jsval_t *r)
{
stringify_ctx_t stringify_ctx = {ctx, NULL,0,0, NULL,0,0, {0}};
HRESULT hres;
TRACE("\n");
if(argc >= 2 && is_object_instance(argv[1])) {
FIXME("Replacer %s not yet supported\n", debugstr_jsval(argv[1]));
return E_NOTIMPL;
}
if(argc >= 3) {
jsval_t space_val;
hres = maybe_to_primitive(ctx, argv[2], &space_val);
if(FAILED(hres))
return hres;
if(is_number(space_val)) {
double n = get_number(space_val);
if(n >= 1) {
int i, len;
if(n > 10)
n = 10;
len = floor(n);
for(i=0; i < len; i++)
stringify_ctx.gap[i] = ' ';
stringify_ctx.gap[len] = 0;
}
}else if(is_string(space_val)) {
jsstr_t *space_str = get_string(space_val);
size_t len = jsstr_length(space_str);
if(len > 10)
len = 10;
jsstr_extract(space_str, 0, len, stringify_ctx.gap);
}
jsval_release(space_val);
}
hres = stringify(&stringify_ctx, argv[0]);
if(SUCCEEDED(hres) && r) {
assert(!stringify_ctx.stack_top);
if(hres == S_OK) {
jsstr_t *ret = jsstr_alloc_len(stringify_ctx.buf, stringify_ctx.buf_len);
if(ret)
*r = jsval_string(ret);
else
hres = E_OUTOFMEMORY;
}else {
*r = jsval_undefined();
}
}
heap_free(stringify_ctx.buf);
heap_free(stringify_ctx.stack);
return hres;
}
static HRESULT invoke_constructor(script_ctx_t *ctx, FunctionInstance *function, unsigned argc, jsval_t *argv,
jsval_t *r)
{
jsdisp_t *this_obj;
jsval_t var;
HRESULT hres;
hres = create_object(ctx, &function->dispex, &this_obj);
if(FAILED(hres))
return hres;
hres = invoke_source(ctx, function, to_disp(this_obj), argc, argv, &var);
if(FAILED(hres)) {
jsdisp_release(this_obj);
return hres;
}
if(is_object_instance(var)) {
jsdisp_release(this_obj);
*r = var;
}else {
jsval_release(var);
*r = jsval_obj(this_obj);
}
return S_OK;
}
static HRESULT throw_error(script_ctx_t *ctx, HRESULT error, const WCHAR *str, jsdisp_t *constr)
{
WCHAR buf[1024], *pos = NULL;
jsdisp_t *err;
jsstr_t *msg;
HRESULT hres;
if(!is_jscript_error(error))
return error;
buf[0] = '\0';
LoadStringW(jscript_hinstance, HRESULT_CODE(error), buf, sizeof(buf)/sizeof(WCHAR));
if(str) pos = strchrW(buf, '|');
if(pos) {
int len = strlenW(str);
memmove(pos+len, pos+1, (strlenW(pos+1)+1)*sizeof(WCHAR));
memcpy(pos, str, len*sizeof(WCHAR));
}
WARN("%s\n", debugstr_w(buf));
msg = jsstr_alloc(buf);
if(!msg)
return E_OUTOFMEMORY;
hres = create_error(ctx, constr, error, msg, &err);
jsstr_release(msg);
if(FAILED(hres))
return hres;
jsval_release(ctx->ei.val);
ctx->ei.val = jsval_obj(err);
return error;
}
static inline HRESULT enumvar_get_next_item(EnumeratorInstance *This)
{
HRESULT hres;
VARIANT nextitem;
if (This->atend)
return S_OK;
/* dont leak pervious value */
jsval_release(This->item);
/* not at end ... get next item */
VariantInit(&nextitem);
hres = IEnumVARIANT_Next(This->enumvar, 1, &nextitem, NULL);
if (hres == S_OK)
{
hres = variant_to_jsval(&nextitem, &This->item);
VariantClear(&nextitem);
if (FAILED(hres))
{
WARN("failed to convert jsval to variant!");
This->item = jsval_undefined();
return hres;
}
}
else
{
This->item = jsval_undefined();
This->atend = TRUE;
}
return S_OK;
}
static HRESULT WINAPI JScriptParse_ParseScriptText(IActiveScriptParse *iface,
LPCOLESTR pstrCode, LPCOLESTR pstrItemName, IUnknown *punkContext,
LPCOLESTR pstrDelimiter, CTXARG_T dwSourceContextCookie, ULONG ulStartingLine,
DWORD dwFlags, VARIANT *pvarResult, EXCEPINFO *pexcepinfo)
{
JScript *This = impl_from_IActiveScriptParse(iface);
bytecode_t *code;
HRESULT hres;
TRACE("(%p)->(%s %s %p %s %s %u %x %p %p)\n", This, debugstr_w(pstrCode),
debugstr_w(pstrItemName), punkContext, debugstr_w(pstrDelimiter),
wine_dbgstr_longlong(dwSourceContextCookie), ulStartingLine, dwFlags, pvarResult, pexcepinfo);
if(This->thread_id != GetCurrentThreadId() || This->ctx->state == SCRIPTSTATE_CLOSED)
return E_UNEXPECTED;
hres = compile_script(This->ctx, pstrCode, NULL, pstrDelimiter, (dwFlags & SCRIPTTEXT_ISEXPRESSION) != 0,
This->is_encode, &code);
if(FAILED(hres))
return hres;
if(dwFlags & SCRIPTTEXT_ISEXPRESSION) {
jsval_t r;
IActiveScriptSite_OnEnterScript(This->site);
clear_ei(This->ctx);
hres = exec_source(This->ctx, EXEC_GLOBAL, code, &code->global_code, NULL, NULL, NULL, This->ctx->global, 0, NULL, &r);
if(SUCCEEDED(hres)) {
if(pvarResult)
hres = jsval_to_variant(r, pvarResult);
jsval_release(r);
}
IActiveScriptSite_OnLeaveScript(This->site);
return hres;
}
/*
* Although pvarResult is not really used without SCRIPTTEXT_ISEXPRESSION flag, if it's not NULL,
* script is executed immediately, even if it's not in started state yet.
*/
if(!pvarResult && !is_started(This->ctx)) {
if(This->queue_tail)
This->queue_tail = This->queue_tail->next = code;
else
This->queue_head = This->queue_tail = code;
return S_OK;
}
hres = exec_global_code(This, code);
release_bytecode(code);
if(FAILED(hres))
return hres;
if(pvarResult)
V_VT(pvarResult) = VT_EMPTY;
return S_OK;
}
/* 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 void Enumerator_destructor(jsdisp_t *dispex)
{
EnumeratorInstance *This = enumerator_from_jsdisp(dispex);
TRACE("\n");
jsval_release(This->item);
heap_free(dispex);
}
static HRESULT WINAPI JScriptParse_ParseScriptText(IActiveScriptParse *iface,
LPCOLESTR pstrCode, LPCOLESTR pstrItemName, IUnknown *punkContext,
LPCOLESTR pstrDelimiter, CTXARG_T dwSourceContextCookie, ULONG ulStartingLine,
DWORD dwFlags, VARIANT *pvarResult, EXCEPINFO *pexcepinfo)
{
JScript *This = impl_from_IActiveScriptParse(iface);
bytecode_t *code;
HRESULT hres;
TRACE("(%p)->(%s %s %p %s %s %u %x %p %p)\n", This, debugstr_w(pstrCode),
debugstr_w(pstrItemName), punkContext, debugstr_w(pstrDelimiter),
wine_dbgstr_longlong(dwSourceContextCookie), ulStartingLine, dwFlags, pvarResult, pexcepinfo);
if(This->thread_id != GetCurrentThreadId() || This->ctx->state == SCRIPTSTATE_CLOSED)
return E_UNEXPECTED;
hres = compile_script(This->ctx, pstrCode, NULL, pstrDelimiter, (dwFlags & SCRIPTTEXT_ISEXPRESSION) != 0,
This->is_encode, &code);
if(FAILED(hres))
return hres;
if(dwFlags & SCRIPTTEXT_ISEXPRESSION) {
exec_ctx_t *exec_ctx;
hres = create_exec_ctx(This->ctx, NULL, This->ctx->global, NULL, TRUE, &exec_ctx);
if(SUCCEEDED(hres)) {
jsval_t r;
IActiveScriptSite_OnEnterScript(This->site);
clear_ei(This->ctx);
hres = exec_source(exec_ctx, code, &code->global_code, TRUE, &r);
if(SUCCEEDED(hres)) {
hres = jsval_to_variant(r, pvarResult);
jsval_release(r);
}
exec_release(exec_ctx);
IActiveScriptSite_OnLeaveScript(This->site);
}
return hres;
}
if(!is_started(This->ctx)) {
if(This->queue_tail)
This->queue_tail = This->queue_tail->next = code;
else
This->queue_head = This->queue_tail = code;
return S_OK;
}
hres = exec_global_code(This, code);
release_bytecode(code);
return hres;
}
static void RegExp_destructor(jsdisp_t *dispex)
{
RegExpInstance *This = (RegExpInstance*)dispex;
if(This->jsregexp)
regexp_destroy(This->jsregexp);
jsval_release(This->last_index_val);
jsstr_release(This->str);
heap_free(This);
}
/* ECMA-262 3rd Edition 15.4.4.9 */
static HRESULT Array_shift(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, unsigned argc, jsval_t *argv,
jsval_t *r)
{
jsdisp_t *jsthis;
DWORD length = 0, i;
jsval_t v, ret;
HRESULT hres;
TRACE("\n");
hres = get_length(ctx, vthis, &jsthis, &length);
if(FAILED(hres))
return hres;
if(!length) {
hres = set_length(jsthis, 0);
if(FAILED(hres))
return hres;
}
if(!length) {
if(r)
*r = jsval_undefined();
return S_OK;
}
hres = jsdisp_get_idx(jsthis, 0, &ret);
if(hres == DISP_E_UNKNOWNNAME) {
ret = jsval_undefined();
hres = S_OK;
}
for(i=1; SUCCEEDED(hres) && i<length; i++) {
hres = jsdisp_get_idx(jsthis, i, &v);
if(hres == DISP_E_UNKNOWNNAME)
hres = jsdisp_delete_idx(jsthis, i-1);
else if(SUCCEEDED(hres))
hres = jsdisp_propput_idx(jsthis, i-1, v);
}
if(SUCCEEDED(hres)) {
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;
}
static HRESULT Array_indexOf(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, unsigned argc, jsval_t *argv,
jsval_t *r)
{
jsdisp_t *jsthis;
unsigned length, i, from = 0;
jsval_t search, value;
BOOL eq;
HRESULT hres;
TRACE("\n");
hres = get_length(ctx, vthis, &jsthis, &length);
if(FAILED(hres))
return hres;
if(!length) {
if(r) *r = jsval_number(-1);
return S_OK;
}
search = argc ? argv[0] : jsval_undefined();
if(argc > 1) {
double from_arg;
hres = to_integer(ctx, argv[1], &from_arg);
if(FAILED(hres))
return hres;
if(from_arg >= 0)
from = min(from_arg, length);
else
from = max(from_arg + length, 0);
}
for(i = from; i < length; i++) {
hres = jsdisp_get_idx(jsthis, i, &value);
if(hres == DISP_E_UNKNOWNNAME)
continue;
if(FAILED(hres))
return hres;
hres = jsval_strict_equal(value, search, &eq);
jsval_release(value);
if(FAILED(hres))
return hres;
if(eq) {
if(r) *r = jsval_number(i);
return S_OK;
}
}
if(r) *r = jsval_number(-1);
return S_OK;
}
static HRESULT VBArray_toArray(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, unsigned argc, jsval_t *argv,
jsval_t *r)
{
VBArrayInstance *vbarray;
jsdisp_t *array;
jsval_t val;
VARIANT *v;
int i, size = 1, ubound, lbound;
HRESULT hres;
TRACE("\n");
vbarray = vbarray_this(vthis);
if(!vbarray)
return throw_type_error(ctx, JS_E_VBARRAY_EXPECTED, NULL);
for(i=1; i<=SafeArrayGetDim(vbarray->safearray); i++) {
SafeArrayGetLBound(vbarray->safearray, i, &lbound);
SafeArrayGetUBound(vbarray->safearray, i, &ubound);
size *= ubound-lbound+1;
}
hres = SafeArrayAccessData(vbarray->safearray, (void**)&v);
if(FAILED(hres))
return hres;
hres = create_array(ctx, 0, &array);
if(FAILED(hres)) {
SafeArrayUnaccessData(vbarray->safearray);
return hres;
}
for(i=0; i<size; i++) {
hres = variant_to_jsval(v, &val);
if(SUCCEEDED(hres)) {
hres = jsdisp_propput_idx(array, i, val);
jsval_release(val);
}
if(FAILED(hres)) {
SafeArrayUnaccessData(vbarray->safearray);
jsdisp_release(array);
return hres;
}
v++;
}
SafeArrayUnaccessData(vbarray->safearray);
if(r)
*r = jsval_obj(array);
else
jsdisp_release(array);
return S_OK;
}
static HRESULT rep_call(script_ctx_t *ctx, jsdisp_t *func,
jsstr_t *jsstr, const WCHAR *str, match_state_t *match, jsstr_t **ret)
{
jsval_t *argv;
unsigned argc;
jsval_t val;
jsstr_t *tmp_str;
DWORD i;
HRESULT hres = S_OK;
argc = match->paren_count+3;
argv = heap_alloc_zero(sizeof(*argv)*argc);
if(!argv)
return E_OUTOFMEMORY;
tmp_str = jsstr_alloc_len(match->cp-match->match_len, match->match_len);
if(!tmp_str)
hres = E_OUTOFMEMORY;
argv[0] = jsval_string(tmp_str);
if(SUCCEEDED(hres)) {
for(i=0; i < match->paren_count; i++) {
if(match->parens[i].index != -1)
tmp_str = jsstr_substr(jsstr, match->parens[i].index, match->parens[i].length);
else
tmp_str = jsstr_empty();
if(!tmp_str) {
hres = E_OUTOFMEMORY;
break;
}
argv[i+1] = jsval_string(tmp_str);
}
}
if(SUCCEEDED(hres)) {
argv[match->paren_count+1] = jsval_number(match->cp-str - match->match_len);
argv[match->paren_count+2] = jsval_string(jsstr);
}
if(SUCCEEDED(hres))
hres = jsdisp_call_value(func, NULL, DISPATCH_METHOD, argc, argv, &val);
for(i=0; i <= match->paren_count; i++)
jsstr_release(get_string(argv[i]));
heap_free(argv);
if(FAILED(hres))
return hres;
hres = to_string(ctx, val, ret);
jsval_release(val);
return hres;
}
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];
jsval_t res;
double n;
args[0] = v1;
args[1] = v2;
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;
}
static HRESULT Array_forEach(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, unsigned argc, jsval_t *argv,
jsval_t *r)
{
jsval_t value, args[3], res;
jsdisp_t *jsthis;
unsigned length, i;
HRESULT hres;
TRACE("\n");
/* FIXME: Check IsCallable */
if(argc != 1 || !is_object_instance(argv[0])) {
FIXME("Unsupported arguments\n");
return E_NOTIMPL;
}
hres = get_length(ctx, vthis, &jsthis, &length);
if(FAILED(hres))
return hres;
for(i = 0; i < length; i++) {
hres = jsdisp_get_idx(jsthis, i, &value);
if(hres == DISP_E_UNKNOWNNAME)
continue;
if(FAILED(hres))
return hres;
args[0] = value;
args[1] = jsval_number(i);
args[2] = jsval_obj(jsthis);
hres = disp_call_value(ctx, get_object(argv[0]), NULL, DISPATCH_METHOD, ARRAY_SIZE(args), args, &res);
jsval_release(value);
if(FAILED(hres))
return hres;
jsval_release(res);
}
if(r) *r = jsval_undefined();
return S_OK;
}
static HRESULT Function_apply(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv, jsval_t *r)
{
FunctionInstance *function;
jsval_t *args = NULL;
unsigned i, cnt = 0;
IDispatch *this_obj = NULL;
HRESULT hres = S_OK;
TRACE("\n");
if(!(function = function_this(jsthis)))
return throw_type_error(ctx, JS_E_FUNCTION_EXPECTED, NULL);
if(argc) {
if(!is_undefined(argv[0]) && !is_null(argv[0])) {
hres = to_object(ctx, argv[0], &this_obj);
if(FAILED(hres))
return hres;
}
}
if(argc >= 2) {
jsdisp_t *arg_array = NULL;
if(is_object_instance(argv[1])) {
arg_array = iface_to_jsdisp((IUnknown*)get_object(argv[1]));
if(arg_array &&
(!is_class(arg_array, JSCLASS_ARRAY) && !is_class(arg_array, JSCLASS_ARGUMENTS) )) {
jsdisp_release(arg_array);
arg_array = NULL;
}
}
if(arg_array) {
hres = array_to_args(ctx, arg_array, &cnt, &args);
jsdisp_release(arg_array);
}else {
FIXME("throw TypeError\n");
hres = E_FAIL;
}
}
if(SUCCEEDED(hres))
hres = call_function(ctx, function, this_obj, cnt, args, r);
if(this_obj)
IDispatch_Release(this_obj);
for(i=0; i < cnt; i++)
jsval_release(args[i]);
heap_free(args);
return hres;
}
/* ECMA-262 5.1 Edition 15.12.2 */
static HRESULT JSON_parse(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv, jsval_t *r)
{
json_parse_ctx_t parse_ctx;
const WCHAR *buf;
jsstr_t *str;
jsval_t ret;
HRESULT hres;
if(argc != 1) {
FIXME("Unsupported args\n");
return E_INVALIDARG;
}
hres = to_flat_string(ctx, argv[0], &str, &buf);
if(FAILED(hres))
return hres;
TRACE("%s\n", debugstr_w(buf));
parse_ctx.ptr = buf;
parse_ctx.end = buf + jsstr_length(str);
parse_ctx.ctx = ctx;
hres = parse_json_value(&parse_ctx, &ret);
jsstr_release(str);
if(FAILED(hres))
return hres;
if(skip_spaces(&parse_ctx)) {
FIXME("syntax error\n");
jsval_release(ret);
return E_FAIL;
}
if(r)
*r = ret;
else
jsval_release(ret);
return S_OK;
}
void script_release(script_ctx_t *ctx)
{
if(--ctx->ref)
return;
jsval_release(ctx->acc);
clear_ei(ctx);
if(ctx->cc)
release_cc(ctx->cc);
heap_pool_free(&ctx->tmp_heap);
if(ctx->last_match)
jsstr_release(ctx->last_match);
assert(!ctx->stack_top);
heap_free(ctx->stack);
ctx->jscaller->ctx = NULL;
IServiceProvider_Release(&ctx->jscaller->IServiceProvider_iface);
heap_free(ctx);
}
/* ECMA-262 3rd Edition 9.8 */
HRESULT to_string(script_ctx_t *ctx, jsval_t val, jsstr_t **str)
{
const WCHAR undefinedW[] = {'u','n','d','e','f','i','n','e','d',0};
const WCHAR nullW[] = {'n','u','l','l',0};
const WCHAR trueW[] = {'t','r','u','e',0};
const WCHAR falseW[] = {'f','a','l','s','e',0};
switch(jsval_type(val)) {
case JSV_UNDEFINED:
*str = jsstr_alloc(undefinedW);
break;
case JSV_NULL:
*str = jsstr_alloc(nullW);
break;
case JSV_NUMBER:
return double_to_string(get_number(val), str);
case JSV_STRING:
*str = jsstr_addref(get_string(val));
break;
case JSV_OBJECT: {
jsval_t prim;
HRESULT hres;
hres = to_primitive(ctx, val, &prim, HINT_STRING);
if(FAILED(hres))
return hres;
hres = to_string(ctx, prim, str);
jsval_release(prim);
return hres;
}
case JSV_BOOL:
*str = jsstr_alloc(get_bool(val) ? trueW : falseW);
break;
default:
FIXME("unsupported %s\n", debugstr_jsval(val));
return E_NOTIMPL;
}
return *str ? S_OK : E_OUTOFMEMORY;
}
static HRESULT concat_array(jsdisp_t *array, ArrayInstance *obj, DWORD *len)
{
jsval_t val;
DWORD i;
HRESULT hres;
for(i=0; i < obj->length; i++) {
hres = jsdisp_get_idx(&obj->dispex, i, &val);
if(hres == DISP_E_UNKNOWNNAME)
continue;
if(FAILED(hres))
return hres;
hres = jsdisp_propput_idx(array, *len+i, val);
jsval_release(val);
if(FAILED(hres))
return hres;
}
*len += obj->length;
return S_OK;
}
/* ECMA-262 3rd Edition 9.3 */
HRESULT to_number(script_ctx_t *ctx, jsval_t val, double *ret)
{
switch(jsval_type(val)) {
case JSV_UNDEFINED:
*ret = NAN;
return S_OK;
case JSV_NULL:
*ret = 0;
return S_OK;
case JSV_NUMBER:
*ret = get_number(val);
return S_OK;
case JSV_STRING:
return str_to_number(get_string(val), ret);
case JSV_OBJECT: {
jsval_t prim;
HRESULT hres;
hres = to_primitive(ctx, val, &prim, HINT_NUMBER);
if(FAILED(hres))
return hres;
hres = to_number(ctx, prim, ret);
jsval_release(prim);
return hres;
}
case JSV_BOOL:
*ret = get_bool(val) ? 1 : 0;
return S_OK;
case JSV_VARIANT:
FIXME("unimplemented for variant %s\n", debugstr_variant(get_variant(val)));
return E_NOTIMPL;
};
assert(0);
return E_FAIL;
}
/* ECMA-262 5.1 Edition 15.12.3 (abstract operation Str) */
static HRESULT stringify(stringify_ctx_t *ctx, jsval_t val)
{
jsval_t value;
HRESULT hres;
if(is_object_instance(val) && get_object(val)) {
jsdisp_t *obj;
DISPID id;
obj = iface_to_jsdisp((IUnknown*)get_object(val));
if(!obj)
return S_FALSE;
hres = jsdisp_get_id(obj, toJSONW, 0, &id);
jsdisp_release(obj);
if(hres == S_OK)
FIXME("Use toJSON.\n");
}
/* FIXME: Support replacer replacer. */
hres = maybe_to_primitive(ctx->ctx, val, &value);
if(FAILED(hres))
return hres;
switch(jsval_type(value)) {
case JSV_NULL:
if(!append_string(ctx, nullW))
hres = E_OUTOFMEMORY;
break;
case JSV_BOOL:
if(!append_string(ctx, get_bool(value) ? trueW : falseW))
hres = E_OUTOFMEMORY;
break;
case JSV_STRING: {
jsstr_t *str = get_string(value);
const WCHAR *ptr = jsstr_flatten(str);
if(ptr)
hres = json_quote(ctx, ptr, jsstr_length(str));
else
hres = E_OUTOFMEMORY;
break;
}
case JSV_NUMBER: {
double n = get_number(value);
if(is_finite(n)) {
const WCHAR *ptr;
jsstr_t *str;
/* FIXME: Optimize. There is no need for jsstr_t here. */
hres = double_to_string(n, &str);
if(FAILED(hres))
break;
ptr = jsstr_flatten(str);
assert(ptr != NULL);
hres = ptr && !append_string_len(ctx, ptr, jsstr_length(str)) ? E_OUTOFMEMORY : S_OK;
jsstr_release(str);
}else {
if(!append_string(ctx, nullW))
hres = E_OUTOFMEMORY;
}
break;
}
case JSV_OBJECT: {
jsdisp_t *obj;
obj = iface_to_jsdisp((IUnknown*)get_object(value));
if(!obj) {
hres = S_FALSE;
break;
}
if(!is_callable(obj))
hres = is_class(obj, JSCLASS_ARRAY) ? stringify_array(ctx, obj) : stringify_object(ctx, obj);
else
hres = S_FALSE;
jsdisp_release(obj);
break;
}
case JSV_UNDEFINED:
hres = S_FALSE;
break;
case JSV_VARIANT:
FIXME("VARIANT\n");
hres = E_NOTIMPL;
break;
}
jsval_release(value);
return hres;
}
/* ECMA-262 5.1 Edition 15.12.3 (abstract operation JO) */
static HRESULT stringify_object(stringify_ctx_t *ctx, jsdisp_t *obj)
{
DISPID dispid = DISPID_STARTENUM;
jsval_t val = jsval_undefined();
unsigned prop_cnt = 0, i;
size_t stepback;
BSTR prop_name;
HRESULT hres;
if(is_on_stack(ctx, obj)) {
FIXME("Found a cycle\n");
return E_FAIL;
}
if(!stringify_push_obj(ctx, obj))
return E_OUTOFMEMORY;
if(!append_char(ctx, '{'))
return E_OUTOFMEMORY;
while((hres = IDispatchEx_GetNextDispID(&obj->IDispatchEx_iface, fdexEnumDefault, dispid, &dispid)) == S_OK) {
jsval_release(val);
hres = jsdisp_propget(obj, dispid, &val);
if(FAILED(hres))
return hres;
if(is_undefined(val))
continue;
stepback = ctx->buf_len;
if(prop_cnt && !append_char(ctx, ',')) {
hres = E_OUTOFMEMORY;
break;
}
if(*ctx->gap) {
if(!append_char(ctx, '\n')) {
hres = E_OUTOFMEMORY;
break;
}
for(i=0; i < ctx->stack_top; i++) {
if(!append_string(ctx, ctx->gap)) {
hres = E_OUTOFMEMORY;
break;
}
}
}
hres = IDispatchEx_GetMemberName(&obj->IDispatchEx_iface, dispid, &prop_name);
if(FAILED(hres))
break;
hres = json_quote(ctx, prop_name, SysStringLen(prop_name));
SysFreeString(prop_name);
if(FAILED(hres))
break;
if(!append_char(ctx, ':') || (*ctx->gap && !append_char(ctx, ' '))) {
hres = E_OUTOFMEMORY;
break;
}
hres = stringify(ctx, val);
if(FAILED(hres))
break;
if(hres == S_FALSE) {
ctx->buf_len = stepback;
continue;
}
prop_cnt++;
}
jsval_release(val);
if(FAILED(hres))
return hres;
if(prop_cnt && *ctx->gap) {
if(!append_char(ctx, '\n'))
return E_OUTOFMEMORY;
for(i=1; i < ctx->stack_top; i++) {
if(!append_string(ctx, ctx->gap)) {
hres = E_OUTOFMEMORY;
break;
}
}
}
if(!append_char(ctx, '}'))
return E_OUTOFMEMORY;
stringify_pop_obj(ctx);
return S_OK;
}
/* ECMA-262 5.1 Edition 15.12.1.2 */
static HRESULT parse_json_value(json_parse_ctx_t *ctx, jsval_t *r)
{
HRESULT hres;
switch(skip_spaces(ctx)) {
/* JSONNullLiteral */
case 'n':
if(!is_keyword(ctx, nullW))
break;
*r = jsval_null();
return S_OK;
/* JSONBooleanLiteral */
case 't':
if(!is_keyword(ctx, trueW))
break;
*r = jsval_bool(TRUE);
return S_OK;
case 'f':
if(!is_keyword(ctx, falseW))
break;
*r = jsval_bool(FALSE);
return S_OK;
/* JSONObject */
case '{': {
WCHAR *prop_name;
jsdisp_t *obj;
jsval_t val;
hres = create_object(ctx->ctx, NULL, &obj);
if(FAILED(hres))
return hres;
ctx->ptr++;
if(skip_spaces(ctx) == '}') {
ctx->ptr++;
*r = jsval_obj(obj);
return S_OK;
}
while(1) {
if(*ctx->ptr != '"')
break;
hres = parse_json_string(ctx, &prop_name);
if(FAILED(hres))
break;
if(skip_spaces(ctx) != ':') {
FIXME("missing ':'\n");
heap_free(prop_name);
break;
}
ctx->ptr++;
hres = parse_json_value(ctx, &val);
if(SUCCEEDED(hres)) {
hres = jsdisp_propput_name(obj, prop_name, val);
jsval_release(val);
}
heap_free(prop_name);
if(FAILED(hres))
break;
if(skip_spaces(ctx) == '}') {
ctx->ptr++;
*r = jsval_obj(obj);
return S_OK;
}
if(*ctx->ptr++ != ',') {
FIXME("expected ','\n");
break;
}
skip_spaces(ctx);
}
jsdisp_release(obj);
break;
}
/* JSONString */
case '"': {
WCHAR *string;
jsstr_t *str;
hres = parse_json_string(ctx, &string);
if(FAILED(hres))
return hres;
/* FIXME: avoid reallocation */
str = jsstr_alloc(string);
heap_free(string);
if(!str)
return E_OUTOFMEMORY;
*r = jsval_string(str);
return S_OK;
}
/* JSONArray */
case '[': {
jsdisp_t *array;
unsigned i = 0;
jsval_t val;
hres = create_array(ctx->ctx, 0, &array);
if(FAILED(hres))
return hres;
ctx->ptr++;
if(skip_spaces(ctx) == ']') {
ctx->ptr++;
*r = jsval_obj(array);
return S_OK;
}
while(1) {
hres = parse_json_value(ctx, &val);
if(FAILED(hres))
break;
hres = jsdisp_propput_idx(array, i, val);
jsval_release(val);
if(FAILED(hres))
break;
if(skip_spaces(ctx) == ']') {
ctx->ptr++;
*r = jsval_obj(array);
return S_OK;
}
if(*ctx->ptr != ',') {
FIXME("expected ','\n");
break;
}
ctx->ptr++;
i++;
}
jsdisp_release(array);
break;
}
/* JSONNumber */
default: {
int sign = 1;
double n;
if(*ctx->ptr == '-') {
sign = -1;
ctx->ptr++;
skip_spaces(ctx);
}
if(!isdigitW(*ctx->ptr))
break;
if(*ctx->ptr == '0') {
ctx->ptr++;
n = 0;
if(is_identifier_char(*ctx->ptr))
break;
}else {
hres = parse_decimal(&ctx->ptr, ctx->end, &n);
if(FAILED(hres))
return hres;
}
*r = jsval_number(sign*n);
return S_OK;
}
}
FIXME("Syntax error at %s\n", debugstr_w(ctx->ptr));
return E_FAIL;
}
/* 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 15.4.4.11 */
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((IUnknown*)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;
}
