cpp/src/phonenumbers/regex_based_matcher.cc

   1 #include "phonenumbers/regex_based_matcher.h"
   2
   3 #include <memory>
   4 #include <string>
   5
   6 #include "phonenumbers/base/memory/scoped_ptr.h"
   7 #include "phonenumbers/phonemetadata.pb.h"
   8 #include "phonenumbers/regexp_adapter.h"
   9 #include "phonenumbers/regexp_cache.h"
  10 #include "phonenumbers/regexp_factory.h"
  11
  12 namespace i18n {
  13 namespace phonenumbers {
  14
  15 using std::string;
  16
  17 // Same implementations of AbstractRegExpFactory and RegExpCache in
  18 // PhoneNumberUtil (copy from phonenumberutil.cc).
  19 RegexBasedMatcher::RegexBasedMatcher()
  20     : regexp_factory_(new RegExpFactory()),
  21       regexp_cache_(new RegExpCache(*regexp_factory_, 128)) {}
  22
  23 RegexBasedMatcher::~RegexBasedMatcher() {}
  24
  25 bool RegexBasedMatcher::MatchesNationalNumber(
  26     const string& national_number, const PhoneNumberDesc& number_desc,
  27     bool allow_prefix_match) const {
  28   return Match(national_number, number_desc.national_number_pattern(),
  29                allow_prefix_match);
  30 }
  31
  32 bool RegexBasedMatcher::MatchesPossibleNumber(
  33     const string& national_number, const PhoneNumberDesc& number_desc) const {
  34   return Match(national_number, number_desc.possible_number_pattern(), false);
  35 }
  36
  37 bool RegexBasedMatcher::Match(const string& national_number,
  38                               const string& number_pattern,
  39                               bool allow_prefix_match) const {
  40   const RegExp& regexp(regexp_cache_->GetRegExp(number_pattern));
  41
  42   if (allow_prefix_match) {
  43     const scoped_ptr<RegExpInput> normalized_number_input(
  44         regexp_factory_->CreateInput(national_number));
  45     return regexp.Consume(normalized_number_input.get());
  46   } else {
  47     return regexp.FullMatch(national_number);
  48   }
  49 }
  50
  51 }  // namespace phonenumbers
  52 }  // namespace i18n