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// Copyright (c) 2010 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_AUTOFILL_CREDIT_CARD_H_
#define CHROME_BROWSER_AUTOFILL_CREDIT_CARD_H_
#include <vector>
#include "base/string16.h"
#include "chrome/browser/autofill/form_group.h"
// A form group that stores credit card information.
class CreditCard : public FormGroup {
public:
CreditCard(const string16& label, int unique_id);
// For use in STL containers.
CreditCard(const CreditCard& card);
CreditCard();
// FormGroup implementation:
FormGroup* Clone() const;
virtual void GetPossibleFieldTypes(const string16& text,
FieldTypeSet* possible_types) const;
virtual void FindInfoMatches(const AutoFillType& type,
const string16& info,
std::vector<string16>* matched_text) const;
virtual string16 GetFieldText(const AutoFillType& type) const;
virtual string16 GetPreviewText(const AutoFillType& type) const;
virtual void SetInfo(const AutoFillType& type, const string16& value);
const string16& Label() const { return label_; }
// Credit card preview summary, for example: ******1234, Exp: 01/2020
string16 PreviewSummary() const;
const string16& billing_address() const { return billing_address_; }
const string16& shipping_address() const { return shipping_address_; }
int unique_id() const { return unique_id_; }
// The caller should verify that the corresponding AutoFillProfile exists. If
// the shipping address should be the same as the billing address, send in an
// empty string to set_shipping_address.
void set_billing_address(const string16& address) {
billing_address_ = address;
}
void set_shipping_address(const string16& address) {
shipping_address_ = address;
}
void set_unique_id(int id) { unique_id_ = id; }
// For use in STL containers.
void operator=(const CreditCard&);
// Used by tests.
bool operator==(const CreditCard& creditcard) const;
bool operator!=(const CreditCard& creditcard) const;
void set_label(const string16& label) { label_ = label; }
private:
// The month and year are zero if not present.
int Expiration4DigitYear() const { return expiration_year_; }
int Expiration2DigitYear() const { return expiration_year_ % 100; }
string16 ExpirationMonthAsString() const;
string16 Expiration4DigitYearAsString() const;
string16 Expiration2DigitYearAsString() const;
// Sets |expiration_month_| to the integer conversion of |text|.
void SetExpirationMonthFromString(const string16& text);
// Sets |expiration_year_| to the integer conversion of |text|.
void SetExpirationYearFromString(const string16& text);
const string16& number() const { return number_; }
const string16& name_on_card() const { return name_on_card_; }
const string16& type() const { return type_; }
const string16& verification_code() const { return verification_code_; }
const string16& last_four_digits() const { return last_four_digits_; }
int expiration_month() const { return expiration_month_; }
int expiration_year() const { return expiration_year_; }
void set_number(const string16& number) { number_ = number; }
void set_name_on_card(const string16& name_on_card) {
name_on_card_ = name_on_card;
}
void set_type(const string16& type) { type_ = type; }
void set_verification_code(const string16& verification_code) {
verification_code_ = verification_code;
}
void set_last_four_digits(const string16& last_four_digits) {
last_four_digits_ = last_four_digits;
}
// These setters verify that the month and year are within appropriate
// ranges.
void set_expiration_month(int expiration_month);
void set_expiration_year(int expiration_year);
// A helper function for FindInfoMatches that only handles matching the info
// with the requested field type.
bool FindInfoMatchesHelper(const AutoFillFieldType& field_type,
const string16& info,
string16* match) const;
// Returns true if |text| matches the name on the card. The comparison is
// case-insensitive.
bool IsNameOnCard(const string16& text) const;
// Uses the Luhn formula to validate the credit card number in |text|.
static bool IsCreditCardNumber(const string16& text);
// Returns true if |text| matches the expiration month of the card.
bool IsExpirationMonth(const string16& text) const;
// Returns true if |text| matches the CVV of the card. The comparison is
// case-insensitive.
bool IsVerificationCode(const string16& text) const;
// Returns true if the integer value of |text| matches the 2-digit expiration
// year.
bool Is2DigitExpirationYear(const string16& text) const;
// Returns true if the integer value of |text| matches the 4-digit expiration
// year.
bool Is4DigitExpirationYear(const string16& text) const;
// Returns true if |text| matches the type of the card. The comparison is
// case-insensitive.
bool IsCardType(const string16& text) const;
// Converts |date| to an integer form. Returns true if the conversion
// succeeded.
bool ConvertDate(const string16& date, int* num) const;
// The credit card values.
string16 number_; // The encrypted credit card number.
string16 name_on_card_; // The cardholder's name.
string16 type_; // The type of the card.
string16 verification_code_; // The CVV.
// Stores the last four digits of the credit card number.
string16 last_four_digits_;
// These members are zero if not present.
int expiration_month_;
int expiration_year_;
// This is the display name of the card set by the user, e.g., Amazon Visa.
string16 label_;
// The billing and shipping addresses. The are the labels of
// AutoFillProfiles that contain the corresponding address. If
// |shipping_address_| is empty, the billing address is used for the shipping
// address.
string16 billing_address_;
string16 shipping_address_;
// The unique ID of this profile.
int unique_id_;
};
// So we can compare CreditCards with EXPECT_EQ().
std::ostream& operator<<(std::ostream& os, const CreditCard& creditcard);
#endif // CHROME_BROWSER_AUTOFILL_CREDIT_CARD_H_
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