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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_piece.h" | 10 #include "base/strings/string_piece.h" |
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609 return confidence; | 609 return confidence; |
610 | 610 |
611 // Use a map to fold the probability of all the same normalized language | 611 // Use a map to fold the probability of all the same normalized language |
612 // code together. | 612 // code together. |
613 std::map<std::string, double> probability_map; | 613 std::map<std::string, double> probability_map; |
614 // Iterate through the preference. | 614 // Iterate through the preference. |
615 for (const auto& entry : *preference) { | 615 for (const auto& entry : *preference) { |
616 const base::DictionaryValue* item = nullptr; | 616 const base::DictionaryValue* item = nullptr; |
617 std::string language; | 617 std::string language; |
618 double probability = 0.0; | 618 double probability = 0.0; |
619 if (entry->GetAsDictionary(&item) && | 619 if (entry.GetAsDictionary(&item) && item->GetString(kLanguage, &language) && |
620 item->GetString(kLanguage, &language) && | |
621 item->GetDouble(kProbability, &probability)) { | 620 item->GetDouble(kProbability, &probability)) { |
622 // Normalize the the language code known and supported by | 621 // Normalize the the language code known and supported by |
623 // Translate. | 622 // Translate. |
624 translate::ToTranslateLanguageSynonym(&language); | 623 translate::ToTranslateLanguageSynonym(&language); |
625 // Discard if the normalized version is unsupported. | 624 // Discard if the normalized version is unsupported. |
626 if (TranslateDownloadManager::IsSupportedLanguage(language)) { | 625 if (TranslateDownloadManager::IsSupportedLanguage(language)) { |
627 probability_map[language] += probability; | 626 probability_map[language] += probability; |
628 } | 627 } |
629 } | 628 } |
630 } | 629 } |
631 for (const auto& it : probability_map) | 630 for (const auto& it : probability_map) |
632 out_value->push_back(it); | 631 out_value->push_back(it); |
633 std::sort(out_value->begin(), out_value->end(), | 632 std::sort(out_value->begin(), out_value->end(), |
634 [](const LanguageAndProbability& left, | 633 [](const LanguageAndProbability& left, |
635 const LanguageAndProbability& right) { | 634 const LanguageAndProbability& right) { |
636 return left.second > right.second; | 635 return left.second > right.second; |
637 }); | 636 }); |
638 return confidence; | 637 return confidence; |
639 } | 638 } |
640 | 639 |
641 } // namespace translate | 640 } // namespace translate |
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