bool TParserBase::RecodeToUtf8(Stroka& text)
{
if (Encoding == CODES_UNKNOWN) {
if (!IsStringASCII(~text, ~text + +text)) {
AddError(Substitute("Unknown encoding: \"$0\".", text));
return false;
}
} else if (Encoding == CODES_UTF8) {
if (!IsUtf(text)) {
AddError(Substitute("Invalid utf8: \"$0\".", text));
return false;
}
} else {
try {
CharToWide(text, RecodeBuffer, Encoding);
WideToUTF8(RecodeBuffer, text);
} catch (yexception&) {
AddError(Substitute("Cannot recode from $0 to utf8: \"$1\".", NameByCharset(Encoding), text));
return false;
}
}
return true;
}
std::string CommandLine::GetSwitchValueASCII(
const std::string& switch_string) const
{
StringType value = GetSwitchValueNative(switch_string);
if(!IsStringASCII(value))
{
LOG(WARNING) << "Value of --" << switch_string << " must be ASCII.";
return "";
}
return WideToASCII(value);
}
bool DictionaryValue::GetStringASCII(const std::string& path,
std::string* out_value) const
{
std::string out;
if(!GetString(path, &out))
{
return false;
}
if(!IsStringASCII(out))
{
NOTREACHED();
return false;
}
out_value->assign(out);
return true;
}
std::string UTF16ToASCII(const string16& utf16)
{
DCHECK(IsStringASCII(utf16)) << utf16;
return std::string(utf16.begin(), utf16.end());
}
std::string WideToASCII(const std::wstring& wide)
{
DCHECK(IsStringASCII(wide)) << wide;
return std::string(wide.begin(), wide.end());
}