/** Ssets the locale context-wide based on a call to {@link JiveGlobals#getLocale()}. */ public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException, ServletException { final String pathInfo = ((HttpServletRequest) request).getPathInfo(); if (pathInfo == null) { // Note, putting the locale in the application at this point is a little overkill // (ie, every user who hits this filter will do this). Eventually, it might make // sense to just set the locale in the user's session and if that's done we might // want to honor a preference to get the user's locale based on request headers. // For now, this is just a convenient place to set the locale globally. Config.set(context, Config.FMT_LOCALE, JiveGlobals.getLocale()); } else { try { String[] parts = pathInfo.split("/"); String pluginName = parts[1]; ResourceBundle bundle = LocaleUtils.getPluginResourceBundle(pluginName); LocalizationContext ctx = new LocalizationContext(bundle, JiveGlobals.getLocale()); Config.set(request, Config.FMT_LOCALIZATION_CONTEXT, ctx); } catch (Exception e) { // Note, putting the locale in the application at this point is a little overkill // (ie, every user who hits this filter will do this). Eventually, it might make // sense to just set the locale in the user's session and if that's done we might // want to honor a preference to get the user's locale based on request headers. // For now, this is just a convenient place to set the locale globally. Config.set(context, Config.FMT_LOCALE, JiveGlobals.getLocale()); } } // Move along: chain.doFilter(request, response); }
/** * Reformats a string where lines that are longer than <tt>width</tt> are split apart at the * earliest wordbreak or at maxLength, whichever is sooner. If the width specified is less than 5 * or greater than the input Strings length the string will be returned as is. * * <p>Please note that this method can be lossy - trailing spaces on wrapped lines may be trimmed. * * @param input the String to reformat. * @param width the maximum length of any one line. * @return a new String with reformatted as needed. */ public static String wordWrap(String input, int width, Locale locale) { // protect ourselves if (input == null) { return ""; } else if (width < 5) { return input; } else if (width >= input.length()) { return input; } // default locale if (locale == null) { locale = JiveGlobals.getLocale(); } StringBuilder buf = new StringBuilder(input); boolean endOfLine = false; int lineStart = 0; for (int i = 0; i < buf.length(); i++) { if (buf.charAt(i) == '\n') { lineStart = i + 1; endOfLine = true; } // handle splitting at width character if (i > lineStart + width - 1) { if (!endOfLine) { int limit = i - lineStart - 1; BreakIterator breaks = BreakIterator.getLineInstance(locale); breaks.setText(buf.substring(lineStart, i)); int end = breaks.last(); // if the last character in the search string isn't a space, // we can't split on it (looks bad). Search for a previous // break character if (end == limit + 1) { if (!Character.isWhitespace(buf.charAt(lineStart + end))) { end = breaks.preceding(end - 1); } } // if the last character is a space, replace it with a \n if (end != BreakIterator.DONE && end == limit + 1) { buf.replace(lineStart + end, lineStart + end + 1, "\n"); lineStart = lineStart + end; } // otherwise, just insert a \n else if (end != BreakIterator.DONE && end != 0) { buf.insert(lineStart + end, '\n'); lineStart = lineStart + end + 1; } else { buf.insert(i, '\n'); lineStart = i + 1; } } else { buf.insert(i, '\n'); lineStart = i + 1; endOfLine = false; } } } return buf.toString(); }