Preserving first/middle/last names when an Autofill profile is submitted

components/autofill/core/browser/autofill_data_util.cc

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "components/autofill/core/browser/autofill_data_util.h"
 
 #include <vector>
 
 #include "base/strings/string_split.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
+#include "components/autofill/core/browser/field_types.h"
 
 namespace autofill {
 namespace data_util {
 
 namespace {
 const char* const name_prefixes[] = {
     "1lt",     "1st", "2lt", "2nd",    "3rd",  "admiral", "capt",
     "captain", "col", "cpt", "dr",     "gen",  "general", "lcdr",
     "lt",      "ltc", "ltg", "ltjg",   "maj",  "major",   "mg",
     "mr",      "mrs", "ms",  "pastor", "prof", "rep",     "reverend",
@@ skipping 99 matching lines @@
     parts.middle = name_tokens.back();
     name_tokens.pop_back();
   }
 
   // Remainder is given name.
   parts.given = base::JoinString(name_tokens, base::ASCIIToUTF16(" "));
 
   return parts;
 }
 
+bool ProfileMatchesFullName(const base::string16 full_name,
+                            const autofill::AutofillProfile& profile) {
+  const base::string16 kSpace = base::ASCIIToUTF16(" ");
+  const base::string16 kPeriodSpace = base::ASCIIToUTF16(". ");
+
+  // First Last
+  base::string16 candidate = profile.GetRawInfo(autofill::NAME_FIRST) + kSpace +
+                             profile.GetRawInfo(autofill::NAME_LAST);
+  if (!full_name.compare(candidate)) {
+    return true;
+  }
+
+  // First Middle Last
+  candidate = profile.GetRawInfo(autofill::NAME_FIRST) + kSpace +
+              profile.GetRawInfo(autofill::NAME_MIDDLE) + kSpace +
+              profile.GetRawInfo(autofill::NAME_LAST);
+  if (!full_name.compare(candidate)) {
+    return true;
+  }
+
+  // First M Last
+  candidate = profile.GetRawInfo(autofill::NAME_FIRST) + kSpace +
+              profile.GetRawInfo(autofill::NAME_MIDDLE_INITIAL) + kSpace +
+              profile.GetRawInfo(autofill::NAME_LAST);
+  if (!full_name.compare(candidate)) {
+    return true;
+  }
+
+  // First M. Last
+  candidate = profile.GetRawInfo(autofill::NAME_FIRST) + kSpace +
+              profile.GetRawInfo(autofill::NAME_MIDDLE_INITIAL) + kPeriodSpace +
+              profile.GetRawInfo(autofill::NAME_LAST);
+  if (!full_name.compare(candidate)) {
+    return true;
+  }
+
+  return false;
+}
+
 }  // namespace data_util
 }  // namespace autofill