| // Copyright (c) 2012 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. |
| |
| #include "chrome/browser/character_encoding.h" |
| |
| #include "base/macros.h" |
| #include "third_party/icu/source/common/unicode/ucnv.h" |
| |
| namespace { |
| |
| // An array of all supported canonical encoding names. |
| const char* const kCanonicalEncodingNames[] = { |
| "Big5", |
| "EUC-JP", |
| "EUC-KR", |
| "gb18030", |
| "GBK", |
| "IBM866", |
| "ISO-2022-JP", |
| "ISO-8859-10", |
| "ISO-8859-13", |
| "ISO-8859-14", |
| "ISO-8859-15", |
| "ISO-8859-16", |
| "ISO-8859-2", |
| "ISO-8859-3", |
| "ISO-8859-4", |
| "ISO-8859-5", |
| "ISO-8859-6", |
| "ISO-8859-7", |
| "ISO-8859-8", |
| "ISO-8859-8-I", |
| "KOI8-R", |
| "KOI8-U", |
| "macintosh", |
| "Shift_JIS", |
| "UTF-16LE", |
| "UTF-8", |
| "windows-1250", |
| "windows-1251", |
| "windows-1252", |
| "windows-1253", |
| "windows-1254", |
| "windows-1255", |
| "windows-1256", |
| "windows-1257", |
| "windows-1258", |
| "windows-874" |
| }; |
| } // namespace |
| |
| std::string GetCanonicalEncodingNameByAliasName(const std::string& alias_name) { |
| for (size_t i = 0; i < arraysize(kCanonicalEncodingNames); ++i) { |
| if (alias_name == kCanonicalEncodingNames[i]) |
| return alias_name; |
| } |
| const char* standards[3] = { "HTML", "MIME", "IANA" }; |
| for (size_t i = 0; i < arraysize(standards); ++i) { |
| UErrorCode error_code = U_ZERO_ERROR; |
| const char* canonical_name = ucnv_getCanonicalName( |
| alias_name.c_str(), standards[i], &error_code); |
| if (U_SUCCESS(error_code) && canonical_name) |
| return canonical_name; |
| } |
| return std::string(); |
| } |