com.dubture.twig.core.model.TwigCallable.java Source code

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Here is the source code for com.dubture.twig.core.model.TwigCallable.java

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/*******************************************************************************
 * This file is part of the Twig eclipse plugin.
 * 
 * (c) Robert Gruendler <r.gruendler@gmail.com>
 * 
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 ******************************************************************************/
package com.dubture.twig.core.model;

import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;

import org.eclipse.dltk.ast.ASTNode;
import org.eclipse.dltk.core.IScriptProject;
import org.eclipse.dltk.internal.core.ModelElement;
import org.eclipse.php.internal.core.compiler.ast.nodes.FormalParameter;
import org.eclipse.php.internal.core.compiler.ast.nodes.PHPDocBlock;
import org.eclipse.php.internal.core.compiler.ast.nodes.Scalar;
import org.json.simple.JSONArray;
import org.json.simple.JSONObject;

@SuppressWarnings("restriction")
public abstract class TwigCallable extends TwigType {

    protected PHPDocBlock doc;
    protected JSONArray filterArguments = new JSONArray();
    protected Map<String, String> arguments = new HashMap<String, String>();
    protected IScriptProject _project;

    public TwigCallable(ModelElement parent, String name) {
        super(parent, name);

    }

    protected String getDocString() {

        if (description != null)
            return description;

        if (doc == null)
            return "";

        String longDesc = doc.getLongDescription() != null ? doc.getLongDescription() : "";
        String shortDesc = doc.getShortDescription() != null ? doc.getShortDescription() : "";

        description = longDesc + shortDesc;
        return description;

    }

    @SuppressWarnings("rawtypes")
    @Override
    public void setMetadata(JSONObject data) {

        phpClass = (String) data.get(PHPCLASS);
        description = (String) data.get(DOC);
        filterArguments = (JSONArray) data.get(ARGS);
        internalFunction = (String) data.get(INTERNAL);

        for (Object o : filterArguments) {

            JSONObject json = (JSONObject) o;

            if (json == null)
                continue;

            Iterator it = json.keySet().iterator();

            while (it.hasNext()) {

                String param = (String) it.next();
                String def = (String) json.get(param);
                arguments.put(param, def);

            }

        }

    }

    @SuppressWarnings({ "unchecked", "rawtypes" })
    public void addArgs(List arguments) {

        JSONArray args = new JSONArray();

        for (Object o : arguments) {

            FormalParameter param = (FormalParameter) o;

            if (param == null)
                continue;

            JSONObject arg = new JSONObject();
            ASTNode init = param.getInitialization();

            String defaultValue = init != null ? init.getClass().toString() : "";

            if (init instanceof Scalar) {
                Scalar scalar = (Scalar) init;
                defaultValue = scalar.getValue();

            }

            this.arguments.put(param.getName(), defaultValue);
            arg.put(param.getName(), defaultValue);
            args.add(arg);

        }

        filterArguments = args;

    }

    public Map<String, String> getArguments() {

        return arguments;

    }

    public void setScriptProject(IScriptProject scriptProject) {

        _project = scriptProject;

    }

    public IScriptProject getScriptProject() {
        return _project;
    }

    @SuppressWarnings("unchecked")
    @Override
    public String getMetadata() {

        JSONObject data = new JSONObject();
        data.put(PHPCLASS, phpClass);
        data.put(DOC, getDocString());
        data.put(ARGS, filterArguments);
        data.put(INTERNAL, internalFunction);

        return data.toString();
    }

    public void addDoc(PHPDocBlock doc) {

        this.doc = doc;

    }

}