HRESULT create_regexp(script_ctx_t *ctx, jsstr_t *src, DWORD flags, jsdisp_t **ret)
{
RegExpInstance *regexp;
HRESULT hres;
TRACE("%s %x\n", debugstr_jsstr(src), flags);
hres = alloc_regexp(ctx, NULL, ®exp);
if(FAILED(hres))
return hres;
regexp->str = jsstr_addref(src);
regexp->last_index_val = jsval_number(0);
regexp->jsregexp = regexp_new(ctx, &ctx->tmp_heap, regexp->str->str,
jsstr_length(regexp->str), flags, FALSE);
if(FAILED(hres)) {
WARN("regexp_new failed\n");
jsdisp_release(®exp->dispex);
return E_FAIL;
}
*ret = ®exp->dispex;
return S_OK;
}
static HRESULT String_idx_get(jsdisp_t *jsdisp, unsigned idx, jsval_t *r)
{
StringInstance *string = (StringInstance*)jsdisp;
jsstr_t *ret;
ret = jsstr_substr(string->str, idx, 1);
if(!ret)
return E_OUTOFMEMORY;
TRACE("%p[%u] = %s\n", string, idx, debugstr_jsstr(ret));
*r = jsval_string(ret);
return S_OK;
}
const char *debugstr_jsval(const jsval_t v)
{
switch(jsval_type(v)) {
case JSV_UNDEFINED:
return "undefined";
case JSV_NULL:
return "null";
case JSV_OBJECT:
return wine_dbg_sprintf("obj(%p)", get_object(v));
case JSV_STRING:
return wine_dbg_sprintf("str(%s)", debugstr_jsstr(get_string(v)));
case JSV_NUMBER:
return wine_dbg_sprintf("%lf", get_number(v));
case JSV_BOOL:
return get_bool(v) ? "true" : "false";
case JSV_VARIANT:
return debugstr_variant(get_variant(v));
}
assert(0);
return NULL;
}
static HRESULT array_join(script_ctx_t *ctx, jsdisp_t *array, DWORD length, const WCHAR *sep, jsval_t *r)
{
jsstr_t **str_tab, *ret;
jsval_t val;
DWORD i;
HRESULT hres = E_FAIL;
if(!length) {
if(r)
*r = jsval_string(jsstr_empty());
return S_OK;
}
str_tab = heap_alloc_zero(length * sizeof(*str_tab));
if(!str_tab)
return E_OUTOFMEMORY;
for(i=0; i < length; i++) {
hres = jsdisp_get_idx(array, i, &val);
if(hres == DISP_E_UNKNOWNNAME) {
hres = S_OK;
continue;
} else if(FAILED(hres))
break;
if(!is_undefined(val) && !is_null(val)) {
hres = to_string(ctx, val, str_tab+i);
jsval_release(val);
if(FAILED(hres))
break;
}
}
if(SUCCEEDED(hres)) {
DWORD seplen = 0, len = 0;
seplen = strlenW(sep);
if(str_tab[0])
len = jsstr_length(str_tab[0]);
for(i=1; i < length; i++) {
len += seplen;
if(str_tab[i])
len += jsstr_length(str_tab[i]);
if(len > JSSTR_MAX_LENGTH) {
hres = E_OUTOFMEMORY;
break;
}
}
if(SUCCEEDED(hres)) {
WCHAR *ptr = NULL;
ptr = jsstr_alloc_buf(len, &ret);
if(ptr) {
if(str_tab[0])
ptr += jsstr_flush(str_tab[0], ptr);
for(i=1; i < length; i++) {
if(seplen) {
memcpy(ptr, sep, seplen*sizeof(WCHAR));
ptr += seplen;
}
if(str_tab[i])
ptr += jsstr_flush(str_tab[i], ptr);
}
}else {
hres = E_OUTOFMEMORY;
}
}
}
for(i=0; i < length; i++) {
if(str_tab[i])
jsstr_release(str_tab[i]);
}
heap_free(str_tab);
if(FAILED(hres))
return hres;
TRACE("= %s\n", debugstr_jsstr(ret));
if(r)
*r = jsval_string(ret);
else
jsstr_release(ret);
return S_OK;
}
const char *debugstr_jsstr(jsstr_t *str)
{
return jsstr_is_inline(str) ? debugstr_wn(jsstr_as_inline(str)->buf, jsstr_length(str))
: jsstr_is_heap(str) ? debugstr_wn(jsstr_as_heap(str)->buf, jsstr_length(str))
: wine_dbg_sprintf("%s...", debugstr_jsstr(jsstr_as_rope(str)->left));
}
/* ECMA-262 3rd Edition 15.5.4.11 */
static HRESULT String_replace(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
jsval_t *r)
{
const WCHAR *str, *match_str = NULL, *rep_str = NULL;
jsstr_t *rep_jsstr, *match_jsstr, *jsstr;
jsdisp_t *rep_func = NULL, *regexp = NULL;
match_state_t *match = NULL, last_match = {0};
strbuf_t ret = {NULL,0,0};
DWORD re_flags = REM_NO_CTX_UPDATE|REM_ALLOC_RESULT;
DWORD rep_len=0;
HRESULT hres = S_OK;
TRACE("\n");
hres = get_string_flat_val(ctx, jsthis, &jsstr, &str);
if(FAILED(hres))
return hres;
if(!argc) {
if(r)
*r = jsval_string(jsstr);
else
jsstr_release(jsstr);
return S_OK;
}
if(is_object_instance(argv[0])) {
regexp = iface_to_jsdisp(get_object(argv[0]));
if(regexp && !is_class(regexp, JSCLASS_REGEXP)) {
jsdisp_release(regexp);
regexp = NULL;
}
}
if(!regexp) {
hres = to_flat_string(ctx, argv[0], &match_jsstr, &match_str);
if(FAILED(hres)) {
jsstr_release(jsstr);
return hres;
}
}
if(argc >= 2) {
if(is_object_instance(argv[1])) {
rep_func = iface_to_jsdisp(get_object(argv[1]));
if(rep_func && !is_class(rep_func, JSCLASS_FUNCTION)) {
jsdisp_release(rep_func);
rep_func = NULL;
}
}
if(!rep_func) {
hres = to_flat_string(ctx, argv[1], &rep_jsstr, &rep_str);
if(SUCCEEDED(hres))
rep_len = jsstr_length(rep_jsstr);
}
}
if(SUCCEEDED(hres)) {
const WCHAR *ecp = str;
while(1) {
if(regexp) {
hres = regexp_match_next(ctx, regexp, re_flags, jsstr, &match);
re_flags = (re_flags | REM_CHECK_GLOBAL) & (~REM_ALLOC_RESULT);
if(hres == S_FALSE) {
hres = S_OK;
break;
}
if(FAILED(hres))
break;
last_match.cp = match->cp;
last_match.match_len = match->match_len;
} else {
if(re_flags & REM_ALLOC_RESULT) {
re_flags &= ~REM_ALLOC_RESULT;
match = &last_match;
match->cp = str;
}
match->cp = strstrW(match->cp, match_str);
if(!match->cp)
break;
match->match_len = jsstr_length(match_jsstr);
match->cp += match->match_len;
}
hres = strbuf_append(&ret, ecp, match->cp-ecp-match->match_len);
ecp = match->cp;
if(FAILED(hres))
break;
if(rep_func) {
jsstr_t *cstr;
hres = rep_call(ctx, rep_func, jsstr, str, match, &cstr);
if(FAILED(hres))
break;
hres = strbuf_append_jsstr(&ret, cstr);
jsstr_release(cstr);
if(FAILED(hres))
break;
} else if(rep_str && regexp) {
const WCHAR *ptr = rep_str, *ptr2;
while((ptr2 = strchrW(ptr, '$'))) {
hres = strbuf_append(&ret, ptr, ptr2-ptr);
if(FAILED(hres))
break;
switch(ptr2[1]) {
case '$':
hres = strbuf_append(&ret, ptr2, 1);
ptr = ptr2+2;
break;
case '&':
hres = strbuf_append(&ret, match->cp-match->match_len, match->match_len);
ptr = ptr2+2;
break;
case '`':
hres = strbuf_append(&ret, str, match->cp-str-match->match_len);
ptr = ptr2+2;
break;
case '\'':
hres = strbuf_append(&ret, ecp, (str+jsstr_length(jsstr))-ecp);
ptr = ptr2+2;
break;
default: {
DWORD idx;
if(!isdigitW(ptr2[1])) {
hres = strbuf_append(&ret, ptr2, 1);
ptr = ptr2+1;
break;
}
idx = ptr2[1] - '0';
if(isdigitW(ptr2[2]) && idx*10 + (ptr2[2]-'0') <= match->paren_count) {
idx = idx*10 + (ptr[2]-'0');
ptr = ptr2+3;
} else if(idx && idx <= match->paren_count) {
ptr = ptr2+2;
} else {
hres = strbuf_append(&ret, ptr2, 1);
ptr = ptr2+1;
break;
}
if(match->parens[idx-1].index != -1)
hres = strbuf_append(&ret, str+match->parens[idx-1].index,
match->parens[idx-1].length);
}
}
if(FAILED(hres))
break;
}
if(SUCCEEDED(hres))
hres = strbuf_append(&ret, ptr, (rep_str+rep_len)-ptr);
if(FAILED(hres))
break;
} else if(rep_str) {
hres = strbuf_append(&ret, rep_str, rep_len);
if(FAILED(hres))
break;
} else {
static const WCHAR undefinedW[] = {'u','n','d','e','f','i','n','e','d'};
hres = strbuf_append(&ret, undefinedW, sizeof(undefinedW)/sizeof(WCHAR));
if(FAILED(hres))
break;
}
if(!regexp)
break;
else if(!match->match_len)
match->cp++;
}
if(SUCCEEDED(hres))
hres = strbuf_append(&ret, ecp, str+jsstr_length(jsstr)-ecp);
}
if(rep_func)
jsdisp_release(rep_func);
if(rep_str)
jsstr_release(rep_jsstr);
if(match_str)
jsstr_release(match_jsstr);
if(regexp)
heap_free(match);
if(SUCCEEDED(hres) && last_match.cp && regexp) {
jsstr_release(ctx->last_match);
ctx->last_match = jsstr_addref(jsstr);
ctx->last_match_index = last_match.cp-str-last_match.match_len;
ctx->last_match_length = last_match.match_len;
}
if(regexp)
jsdisp_release(regexp);
jsstr_release(jsstr);
if(SUCCEEDED(hres) && r) {
jsstr_t *ret_str;
ret_str = jsstr_alloc_len(ret.buf, ret.len);
if(!ret_str)
return E_OUTOFMEMORY;
TRACE("= %s\n", debugstr_jsstr(ret_str));
*r = jsval_string(ret_str);
}
heap_free(ret.buf);
return hres;
}
