Method ValidatePhoneList

libs/indexer/editable_map_object.cpp:545–592

static

// static
bool EditableMapObject::ValidatePhoneList(string const & phone)
{
  // BNF:
  // <digit>            ::= '0' | '1' | '2' | '3' | '4' | '5' | '6' | '7' | '8' | '9'
  // <available_char>   ::= ' ' | '+' | '-' | '(' | ')'
  // <delimeter>        ::= ',' | ';'
  // <phone>            ::= (<digit> | <available_chars>)+
  // <phone_list>       ::= '' | <phone> | <phone> <delimeter> <phone_list>

  if (phone.empty())
    return true;

  if (strings::CountChar(phone) > kMaximumOsmChars)
    return false;

  auto constexpr kMaxNumberLen = 15;
  auto constexpr kMinNumberLen = 5;

  if (phone.size() < kMinNumberLen)
    return false;

  auto curr = phone.begin();
  auto last = phone.begin();

  do
  {
    last = find_if(curr, phone.end(), [](string::value_type const & ch) { return ch == ',' || ch == ';'; });

    auto digitsCount = 0;
    string const symbols = "+-() ";
    for (; curr != last; ++curr)
    {
      if (!isdigit(*curr) && find(symbols.begin(), symbols.end(), *curr) == symbols.end())
        return false;

      if (isdigit(*curr))
        ++digitsCount;
    }

    if (digitsCount < kMinNumberLen || digitsCount > kMaxNumberLen)
      return false;

    curr = last;
  }
  while (last != phone.end() && ++curr != phone.end());

  return true;
}

// static
bool EditableMapObject::ValidateEmail(string const & email)