1 // Copyright (C) 2013 Google Inc.
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
7 // http://www.apache.org/licenses/LICENSE-2.0
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
15 #ifndef I18N_ADDRESSINPUT_LOCALIZATION_H_
16 #define I18N_ADDRESSINPUT_LOCALIZATION_H_
18 #include <libaddressinput/address_field.h>
19 #include <libaddressinput/address_problem.h>
20 #include <libaddressinput/util/basictypes.h>
25 namespace addressinput {
29 // The object to retrieve localized strings based on message IDs. It returns
30 // English by default. Sample usage:
31 // Localization localization;
32 // std::string best_language_tag;
33 // Process(BuildComponents("CA", localization, "en-US", &best_language_tag));
36 // Localization localization;
37 // localization.SetGetter(&MyStringGetter);
38 // std::string best_language_tag;
39 // Process(BuildComponents("CA", localization, "fr-CA", &best_language_tag));
42 // Initializes with English messages by default.
46 // Returns the localized string for |message_id|. Returns an empty string if
47 // there's no message with this identifier.
48 std::string GetString(int message_id) const;
50 // Returns the error message. If |enable_examples| is false, then the error
51 // message will not contain examples of valid input. If |enable_links| is
52 // false, then the error message will not contain HTML links. (Some error
53 // messages contain postal code examples or link to post office websites to
54 // look up the postal code for an address). Vector field values (e.g. for
55 // street address) should not be empty if problem is UNKNOWN_VALUE. The
56 // POSTAL_CODE field should only be used with MISSING_REQUIRED_FIELD,
57 // INVALID_FORMAT, and MISMATCHING_VALUE problem codes. All other fields
58 // should only be used with MISSING_REQUIRED_FIELD, UNKNOWN_VALUE, and
59 // USES_P_O_BOX problem codes.
60 std::string GetErrorMessage(const AddressData& address,
62 AddressProblem problem,
64 bool enable_links) const;
66 // Sets the string getter that takes a message identifier and returns the
67 // corresponding localized string. For example, in Chromium there is
68 // l10n_util::GetStringUTF8 which always returns strings in the current
69 // application locale.
70 void SetGetter(std::string (*getter)(int));
73 // Returns the error message where the address field is a postal code. Helper
74 // to |GetErrorMessage|. If |postal_code_example| is empty, then the error
75 // message will not contain examples of valid postal codes. If
76 // |post_service_url| is empty, then the error message will not contain a post
77 // service URL. The problem should only be one of MISSING_REQUIRED_FIELD,
78 // INVALID_FORMAT, or MISMATCHING_VALUE.
79 std::string GetErrorMessageForPostalCode(const AddressData& address,
80 AddressProblem problem,
81 bool uses_postal_code_as_label,
82 std::string postal_code_example,
83 std::string post_service_url) const;
86 std::string (*get_string_)(int);
88 DISALLOW_COPY_AND_ASSIGN(Localization);
91 } // namespace addressinput
94 #endif // I18N_ADDRESSINPUT_LOCALIZATION_H_