juick-www/src/main/java/com/mitchellbosecke/pebble/extension/filters/PrettyTimeFilter.java


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/*
 * Copyright (C) 2008-2017, Juick
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * This program 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 Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

package com.mitchellbosecke.pebble.extension.filters;

import com.juick.util.PrettyTimeFormatter;
import com.mitchellbosecke.pebble.extension.Filter;
import com.mitchellbosecke.pebble.template.EvaluationContext;

import java.util.Date;
import java.util.List;
import java.util.Locale;
import java.util.Map;

/**
 * Created by vitalyster on 04.05.2017.
 */
public class PrettyTimeFilter implements Filter {

    PrettyTimeFormatter formatter = new PrettyTimeFormatter();

    @Override
    public Object apply(Object input, Map<String, Object> args) {
        if (input instanceof Date) {
            EvaluationContext context = (EvaluationContext) args.get("_context");
            Locale locale = context.getLocale();
            return formatter.format(locale, (Date)input);
        }
        throw new IllegalArgumentException("invalid input");
    }

    @Override
    public List<String> getArgumentNames() {
        return null;
    }
}