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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 #ifndef CHROME_BROWSER_AUTOFILL_PHONE_FIELD_H_
6 #define CHROME_BROWSER_AUTOFILL_PHONE_FIELD_H_
7 #pragma once
8 
9 #include <vector>
10 
11 #include "base/memory/scoped_ptr.h"
12 #include "chrome/browser/autofill/autofill_type.h"
13 #include "chrome/browser/autofill/form_field.h"
14 #include "chrome/browser/autofill/phone_number.h"
15 
16 class AutofillField;
17 
18 // A phone number in one of the following formats:
19 // - area code, prefix, suffix
20 // - area code, number
21 // - number
22 class PhoneField : public FormField {
23  public:
24   virtual ~PhoneField();
25 
26   static PhoneField* Parse(std::vector<AutofillField*>::const_iterator* iter,
27                            bool is_ecml);
28   static PhoneField* ParseECML(
29       std::vector<AutofillField*>::const_iterator* iter);
30 
31   virtual bool GetFieldInfo(FieldTypeMap* field_type_map) const;
32 
33  private:
34   PhoneField();
35 
36   enum PhoneType {
37     PHONE_TYPE_FIRST = 0,
38     HOME_PHONE = PHONE_TYPE_FIRST,
39     FAX_PHONE,
40 
41     // Must be last.
42     PHONE_TYPE_MAX,
43   };
44 
45   // Some field names are different for phone and fax.
46   string16 GetCountryRegex() const;
47   // This string includes all area code separators, including NoText.
48   string16 GetAreaRegex() const;
49   // Separator of the area code in the case fields are formatted without
50   // any text indicating what fields are (e.g. field1 "(" field2 ")" field3 "-"
51   // field4 means Country Code, Area Code, Prefix, Suffix)
52   string16 GetAreaNoTextRegex() const;
53   string16 GetPhoneRegex() const;
54   string16 GetPrefixSeparatorRegex() const;
55   string16 GetPrefixRegex() const;
56   string16 GetSuffixSeparatorRegex() const;
57   string16 GetSuffixRegex() const;
58   string16 GetExtensionRegex() const;
59 
60   // This is for easy description of the possible parsing paths of the phone
61   // fields.
62   enum RegexType {
63     REGEX_COUNTRY,
64     REGEX_AREA,
65     REGEX_AREA_NOTEXT,
66     REGEX_PHONE,
67     REGEX_PREFIX_SEPARATOR,
68     REGEX_PREFIX,
69     REGEX_SUFFIX_SEPARATOR,
70     REGEX_SUFFIX,
71     REGEX_EXTENSION,
72 
73     // Separates regexps in grammar.
74     REGEX_SEPARATOR,
75   };
76 
77   string16 GetRegExp(RegexType regex_id) const;
78 
79   // |field| - field to fill up on successful parsing.
80   // |iter| - in/out. Form field iterator, points to the first field that is
81   //   attempted to be parsed. If parsing successful, points to the first field
82   //   after parsed fields.
83   // |regular_phone| - true if the parsed phone is a HOME phone, false
84   //   otherwise.
85   static bool ParseInternal(PhoneField* field,
86                             std::vector<AutofillField*>::const_iterator* iter,
87                             bool regular_phone);
88 
89   void SetPhoneType(PhoneType phone_type);
90 
91   // Field types are different as well, so we create a temporary phone number,
92   // to get relevant field types.
93   scoped_ptr<PhoneNumber> number_;
94   PhoneType phone_type_;
95 
96 
97   // Parsed fields.
98   enum PhonePart {
99     FIELD_NONE = -1,
100     FIELD_COUNTRY_CODE,
101     FIELD_AREA_CODE,
102     FIELD_PHONE,
103     FIELD_SUFFIX,
104     FIELD_EXTENSION,
105 
106     FIELD_MAX,
107   };
108 
109   // FIELD_PHONE is always present; holds suffix if prefix is present.
110   // The rest could be NULL.
111   AutofillField* parsed_phone_fields_[FIELD_MAX];
112 
113   static struct Parser {
114     RegexType regex;       // Field matching reg-ex.
115     PhonePart phone_part;  // Index of the field.
116     int max_size;          // Max size of the field to match. 0 means any.
117   } phone_field_grammars_[];
118 
119   DISALLOW_COPY_AND_ASSIGN(PhoneField);
120 };
121 
122 #endif  // CHROME_BROWSER_AUTOFILL_PHONE_FIELD_H_
123