/**
* 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";
}
}