[rac] Validate an address.

third_party/libaddressinput/chromium/cpp/src/ruleset.cc

Index: third_party/libaddressinput/chromium/cpp/src/ruleset.cc
diff --git a/third_party/libaddressinput/chromium/cpp/src/ruleset.cc b/third_party/libaddressinput/chromium/cpp/src/ruleset.cc
index 9090279ca27399f6b7ae892ee56525359b75ab2f..72c1e1219de0cc4866759fb73af1e1b4b81c7ec9 100644
--- a/third_party/libaddressinput/chromium/cpp/src/ruleset.cc
+++ b/third_party/libaddressinput/chromium/cpp/src/ruleset.cc
@@ -14,6 +14,8 @@
 
 #include "ruleset.h"
 
+#include <libaddressinput/address_data.h>
+#include <libaddressinput/address_field.h>
 #include <libaddressinput/util/scoped_ptr.h>
 
 #include <cassert>
@@ -68,5 +70,28 @@ const Rule* Ruleset::GetLanguageCode(const std::string& language_code) const {
   return it == language_codes_.end() ? NULL : it->second;
 }
 
+std::map<AddressField, const Rule*> Ruleset::BuildRulesForAddress(

[Evan Stade, 2014/01/08 21:29:34]

I don't really understand the purpose for this function. Why can't
AddressValidator just iterate over the Ruleset? Why does it need this map?

Also, I feel like the Ruleset or Rule should know its field.

[please use gerrit instead, 2014/01/09 19:42:00]

Done.

+    const AddressData& address) const {
+  std::map<AddressField, const Rule*> result;
+  if (address.country_code.empty()) {
+    result.insert(std::make_pair(COUNTRY, &Rule::GetDefault()));
+    return result;
+  }
+
+  AddressField field = COUNTRY;
+  for (const Ruleset* ruleset = this;
+       ruleset != NULL && field <= DEPENDENT_LOCALITY;
+       ruleset = ruleset->GetSubRegion(address.GetField(field))) {
+    const Rule* language_specific =
+        ruleset->GetLanguageCode(address.language_code);
+    result.insert(std::make_pair(
+        field,
+        language_specific != NULL ? language_specific : &ruleset->rule()));
+    field = static_cast<AddressField>(field + 1);
+  }
+
+  return result;
+}
+
 }  // namespace addressinput
 }  // namespace i18n