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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "components/translate/core/browser/translate_prefs.h" | 5 #include "components/translate/core/browser/translate_prefs.h" |
6 | 6 |
7 #include <set> | 7 #include <set> |
8 | 8 |
9 #include "base/memory/ptr_util.h" | 9 #include "base/memory/ptr_util.h" |
10 #include "base/strings/string_split.h" | 10 #include "base/strings/string_split.h" |
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607 return confidence; | 607 return confidence; |
608 | 608 |
609 // Use a map to fold the probability of all the same normalized language | 609 // Use a map to fold the probability of all the same normalized language |
610 // code together. | 610 // code together. |
611 std::map<std::string, double> probability_map; | 611 std::map<std::string, double> probability_map; |
612 // Iterate through the preference. | 612 // Iterate through the preference. |
613 for (const auto& entry : *preference) { | 613 for (const auto& entry : *preference) { |
614 const base::DictionaryValue* item = nullptr; | 614 const base::DictionaryValue* item = nullptr; |
615 std::string language; | 615 std::string language; |
616 double probability = 0.0; | 616 double probability = 0.0; |
617 if (entry->GetAsDictionary(&item) && | 617 if (entry.GetAsDictionary(&item) && item->GetString(kLanguage, &language) && |
618 item->GetString(kLanguage, &language) && | |
619 item->GetDouble(kProbability, &probability)) { | 618 item->GetDouble(kProbability, &probability)) { |
620 // Normalize the the language code known and supported by | 619 // Normalize the the language code known and supported by |
621 // Translate. | 620 // Translate. |
622 translate::ToTranslateLanguageSynonym(&language); | 621 translate::ToTranslateLanguageSynonym(&language); |
623 // Discard if the normalized version is unsupported. | 622 // Discard if the normalized version is unsupported. |
624 if (TranslateDownloadManager::IsSupportedLanguage(language)) { | 623 if (TranslateDownloadManager::IsSupportedLanguage(language)) { |
625 probability_map[language] += probability; | 624 probability_map[language] += probability; |
626 } | 625 } |
627 } | 626 } |
628 } | 627 } |
629 for (const auto& it : probability_map) | 628 for (const auto& it : probability_map) |
630 out_value->push_back(it); | 629 out_value->push_back(it); |
631 std::sort(out_value->begin(), out_value->end(), | 630 std::sort(out_value->begin(), out_value->end(), |
632 [](const LanguageAndProbability& left, | 631 [](const LanguageAndProbability& left, |
633 const LanguageAndProbability& right) { | 632 const LanguageAndProbability& right) { |
634 return left.second > right.second; | 633 return left.second > right.second; |
635 }); | 634 }); |
636 return confidence; | 635 return confidence; |
637 } | 636 } |
638 | 637 |
639 } // namespace translate | 638 } // namespace translate |
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