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1 // Copyright (c) 2011 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 "components/autofill/browser/autofill_field.h" | |
6 | |
7 #include "base/logging.h" | |
8 #include "base/sha1.h" | |
9 #include "base/strings/string_number_conversions.h" | |
10 #include "base/strings/utf_string_conversions.h" | |
11 | |
12 namespace { | |
13 | |
14 static std::string Hash32Bit(const std::string& str) { | |
15 std::string hash_bin = base::SHA1HashString(str); | |
16 DCHECK_EQ(20U, hash_bin.length()); | |
17 | |
18 uint32 hash32 = ((hash_bin[0] & 0xFF) << 24) | | |
19 ((hash_bin[1] & 0xFF) << 16) | | |
20 ((hash_bin[2] & 0xFF) << 8) | | |
21 (hash_bin[3] & 0xFF); | |
22 | |
23 return base::UintToString(hash32); | |
24 } | |
25 | |
26 } // namespace | |
27 | |
28 namespace autofill { | |
29 | |
30 AutofillField::AutofillField() | |
31 : server_type_(NO_SERVER_DATA), | |
32 heuristic_type_(UNKNOWN_TYPE), | |
33 phone_part_(IGNORED) { | |
34 } | |
35 | |
36 AutofillField::AutofillField(const FormFieldData& field, | |
37 const base::string16& unique_name) | |
38 : FormFieldData(field), | |
39 unique_name_(unique_name), | |
40 server_type_(NO_SERVER_DATA), | |
41 heuristic_type_(UNKNOWN_TYPE), | |
42 phone_part_(IGNORED) { | |
43 } | |
44 | |
45 AutofillField::~AutofillField() {} | |
46 | |
47 void AutofillField::set_heuristic_type(AutofillFieldType type) { | |
48 if (type >= 0 && type < MAX_VALID_FIELD_TYPE && | |
49 type != FIELD_WITH_DEFAULT_VALUE) { | |
50 heuristic_type_ = type; | |
51 } else { | |
52 NOTREACHED(); | |
53 // This case should not be reachable; but since this has potential | |
54 // implications on data uploaded to the server, better safe than sorry. | |
55 heuristic_type_ = UNKNOWN_TYPE; | |
56 } | |
57 } | |
58 | |
59 void AutofillField::set_server_type(AutofillFieldType type) { | |
60 // Chrome no longer supports fax numbers, but the server still does. | |
61 if (type >= PHONE_FAX_NUMBER && type <= PHONE_FAX_WHOLE_NUMBER) | |
62 return; | |
63 | |
64 server_type_ = type; | |
65 } | |
66 | |
67 AutofillFieldType AutofillField::type() const { | |
68 if (server_type_ != NO_SERVER_DATA) | |
69 return server_type_; | |
70 | |
71 return heuristic_type_; | |
72 } | |
73 | |
74 bool AutofillField::IsEmpty() const { | |
75 return value.empty(); | |
76 } | |
77 | |
78 std::string AutofillField::FieldSignature() const { | |
79 std::string field_name = UTF16ToUTF8(name); | |
80 std::string field_string = field_name + "&" + form_control_type; | |
81 return Hash32Bit(field_string); | |
82 } | |
83 | |
84 bool AutofillField::IsFieldFillable() const { | |
85 return type() != UNKNOWN_TYPE; | |
86 } | |
87 | |
88 } // namespace autofill | |
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