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97 lines
4.4 KiB
Plaintext
97 lines
4.4 KiB
Plaintext
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* vim:expandtab:shiftwidth=4:tabstop=4:
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*/
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Jungshik Shin <jshin@mailaps.org>.
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* Portions created by the Initial Developer are Copyright (C) 2002
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s:
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* Naoki Hotta <nhotta@netscape.com>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include "nsISupports.idl"
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[scriptable, uuid(249f52a3-2599-4b00-ba40-0481364831a2)]
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interface nsIUTF8ConverterService : nsISupports
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{
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/**
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* Ensure that |aString| is encoded in UTF-8. If not,
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* convert to UTF-8 assuming it's encoded in |aCharset|
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* and return the converted string in UTF-8.
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*
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* @param aString a string to ensure its UTF8ness
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* @param aCharset the charset to convert from if |aString| is not in UTF-8
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* @param aSkipCheck determines whether or not to skip 'ASCIIness' and
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* 'UTF8ness' check. Set this to PR_TRUE only if you suspect that
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* aString can be mistaken for ASCII / UTF-8 but is actually NOT
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* in ASCII / UTF-8 so that aString has to go through the conversion.
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* skipping ASCIIness/UTF8ness check.
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* The most common case is the input is in 7bit non-ASCII charsets
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* like ISO-2022-JP, HZ or UTF-7 (in its original form or
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* a modified form used in IMAP folder names).
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* @return the converted string in UTF-8.
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* @throws NS_ERROR_UCONV_NOCONV when there is no decoder for aCharset
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* or error code of nsIUnicodeDecoder in case of conversion failure
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*/
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AUTF8String convertStringToUTF8(in ACString aString,
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in string aCharset,
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in boolean aSkipCheck);
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/* XXX : To-be-added. convertStringFromUTF8 */
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/**
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* Ensure that |aSpec| (after URL-unescaping it) is encoded in UTF-8.
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* If not, convert it to UTF-8, assuming it's encoded in |aCharset|,
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* and return the result.
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*
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* <p>Make sure that all characters outside US-ASCII in your input spec
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* are url-escaped if your spec is not in UTF-8 (before url-escaping)
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* because the presence of non-ASCII characters is <strong>blindly</strong>
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* regarded as an indication that your input spec is in unescaped UTF-8
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* and it will be returned without further processing. No valid spec
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* going around in Mozilla code would break this assumption.
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*
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* <p>XXX The above may change in the future depending on the usage pattern.
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*
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* @param aSpec an url-escaped URI spec to ensure its UTF8ness
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* @param aCharset the charset to convert from if |aSpec| is not in UTF-8
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* @return the converted spec in UTF-8.
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* @throws NS_ERROR_UCONV_NOCONV when there is no decoder for aCharset
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* or error code of nsIUnicodeDecoder in case of conversion failure
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*/
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AUTF8String convertURISpecToUTF8(in ACString aSpec,
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in string aCharset);
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};
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