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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