/** * Copyright (C) 2010-2017 Structr GmbH * * This file is part of Structr <http://structr.org>. * * Structr is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as * published by the Free Software Foundation, either version 3 of the * License, or (at your option) any later version. * * Structr is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with Structr. If not, see <http://www.gnu.org/licenses/>. */ package org.structr.core.function; import org.apache.commons.lang3.StringUtils; import org.structr.common.error.FrameworkException; import org.structr.schema.action.ActionContext; import org.structr.schema.action.Function; /** * */ public class TitleizeFunction extends Function<Object, Object> { public static final String ERROR_MESSAGE_TITLEIZE = "Usage: ${titleize(string, separator}. (Default separator is \" \") Example: ${titleize(this.lowerCamelCaseString, \"_\")}"; @Override public String getName() { return "titleize()"; } @Override public Object apply(final ActionContext ctx, final Object caller, final Object[] sources) throws FrameworkException { if (sources == null || sources.length == 0 || (sources.length == 1 && sources[0] == null) || StringUtils.isBlank(sources[0].toString())) { return ""; } if (sources.length > 2) { logParameterError(caller, sources, ctx.isJavaScriptContext()); return usage(ctx.isJavaScriptContext()); } final String separator; if (sources.length == 1) { separator = " "; } else { separator = sources[1].toString(); } String[] in = StringUtils.split(sources[0].toString(), separator); String[] out = new String[in.length]; for (int i = 0; i < in.length; i++) { out[i] = StringUtils.capitalize(in[i]); } return StringUtils.join(out, " "); } @Override public String usage(boolean inJavaScriptContext) { return ERROR_MESSAGE_TITLEIZE; } @Override public String shortDescription() { return "Titleizes the given string"; } }