content/renderer/android/phone_number_detector.cc - Issue 2790893004: Delete Android content detectors.

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Issue 2790893004: Delete Android content detectors. (Closed)

Patch Set: Rebase Created 3 years, 8 months ago

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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.

2 // Use of this source code is governed by a BSD-style license that can be

3 // found in the LICENSE file.

4

5 #include "content/renderer/android/phone_number_detector.h"

6

7 #include <algorithm>

8

9 #include "base/strings/string_util.h"

10 #include "base/strings/utf_string_conversions.h"

11 #include "content/public/renderer/android_content_detection_prefixes.h"

12 #include "net/base/escape.h"

13 #include "third_party/libphonenumber/dist/cpp/src/phonenumbers/phonenumbermatch. h"

14 #include "third_party/libphonenumber/dist/cpp/src/phonenumbers/phonenumbermatche r.h"

15 #include "third_party/libphonenumber/dist/cpp/src/phonenumbers/region_code.h"

16 #include "third_party/libphonenumber/phonenumber_api.h"

17

18 using i18n::phonenumbers::PhoneNumberMatch;

19 using i18n::phonenumbers::PhoneNumberMatcher;

20 using i18n::phonenumbers::PhoneNumberUtil;

21 using i18n::phonenumbers::RegionCode;

22

23 namespace {

24

25 // Maximum number of characters to look around for phone number detection.

26 const size_t kMaximumTelephoneLength = 20;

27

28 } // anonymous namespace

29

30 namespace content {

31

32 PhoneNumberDetector::PhoneNumberDetector()

33 : region_code_(RegionCode::GetUnknown()) {

34 }

35

36 // Region should be empty or an ISO 3166-1 alpha-2 country code.

37 PhoneNumberDetector::PhoneNumberDetector(const std::string& region)

38 : region_code_(region.empty() ? RegionCode::GetUnknown()

39 : base::ToUpperASCII(region)) {

40 }

41

42 PhoneNumberDetector::~PhoneNumberDetector() {

43 }

44

45 size_t PhoneNumberDetector::GetMaximumContentLength() {

46 return kMaximumTelephoneLength;

47 }

48

49 GURL PhoneNumberDetector::GetIntentURL(const std::string& content_text) {

50 if (content_text.empty())

51 return GURL();

52

53 return GURL(kPhoneNumberPrefix +

54 net::EscapeQueryParamValue(content_text, true));

55 }

56

57 bool PhoneNumberDetector::FindContent(

58 const base::string16::const_iterator& begin,

59 const base::string16::const_iterator& end,

60 size_t* start_pos,

61 size_t* end_pos,

62 std::string* content_text) {

63 base::string16 utf16_input = base::string16(begin, end);

64 std::string utf8_input = base::UTF16ToUTF8(utf16_input);

65

66 PhoneNumberUtil* phone_util = PhoneNumberUtil::GetInstance();

67 if (phone_util->IsAlphaNumber(utf8_input))

68 phone_util->ConvertAlphaCharactersInNumber(&utf8_input);

69 PhoneNumberMatcher matcher(utf8_input, region_code_);

70 if (matcher.HasNext()) {

71 PhoneNumberMatch match;

72 matcher.Next(&match);

73 phone_util->FormatNumberForMobileDialing(match.number(), region_code_,

74 false, /* with_formatting */

75 content_text);

76

77 // If the number can't be dialed from the current region, the formatted

78 // string will be empty.

79 if (content_text->empty())

80 return false;

81

82 // Need to return start_pos and end_pos relative to a UTF16 encoding.

83 *start_pos =

84 base::UTF8ToUTF16(utf8_input.substr(0, match.start())).length();

85 end_pos = start_pos + base::UTF8ToUTF16(match.raw_string()).length();

86

87 return true;

88 }

89

90 return false;

91 }

92

93 } // namespace content

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