com.chiorichan.factory.parsers.IncludesParser.java Source code

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Here is the source code for com.chiorichan.factory.parsers.IncludesParser.java

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/**
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * Copyright 2016 Chiori Greene a.k.a. Chiori-chan <me@chiorichan.com>
 * All Right Reserved.
 */
package com.chiorichan.factory.parsers;

import org.apache.commons.lang3.exception.ExceptionUtils;

import com.chiorichan.factory.ScriptingContext;
import com.chiorichan.factory.ScriptingFactory;
import com.chiorichan.factory.ScriptingResult;
import com.chiorichan.lang.ExceptionReport;
import com.chiorichan.lang.ScriptingException;
import com.chiorichan.logger.Log;
import com.chiorichan.site.Site;

/**
 * Using the {@link HTMLCommentParser} we attempt to parse the source for include comments, i.e., {@literal <!-- include(com.chiorichan.widget.menu) -->}
 */
public class IncludesParser extends HTMLCommentParser {
    ScriptingContext context;
    ScriptingFactory factory;
    Site site;

    public IncludesParser() {
        super("include");
    }

    @Override
    public String resolveMethod(String... args) throws Exception {
        if (args.length > 2)
            Log.get(factory).warning("EvalFactory: include() method only accepts one argument, ignored.");

        // TODO Prevent infinite loops!
        ScriptingResult result = factory
                .eval(ScriptingContext.fromAuto(context.site(), args[1]).request(context.request()));

        if (result.hasNonIgnorableExceptions())
            ExceptionReport.throwExceptions(result.getExceptions());
        else if (result.hasIgnorableExceptions()) {
            StringBuilder sb = new StringBuilder();
            for (ScriptingException e : result.getExceptions())
                sb.append(ExceptionUtils.getStackTrace(e) + "\n");
            return sb.toString();
        }

        return result.getString();
    }

    public String runParser(String source, Site site, ScriptingContext context, ScriptingFactory factory)
            throws Exception {
        this.site = site;
        this.factory = factory;
        this.context = context;

        return runParser(source);
    }
}