se.altrusoft.alfplay.node.NodePossiblePropertiesGet.java Source code

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Here is the source code for se.altrusoft.alfplay.node.NodePossiblePropertiesGet.java

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/*
 *
 * Copyright (C) 2013 Altrusoft AB
 *
 * This file is part of Altrusoft Alfresco Play, ASAP
 *
 * ASAP is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * ASAP 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 Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with ASAP. If not, see <http://www.gnu.org/licenses/>.
 *
 */
package se.altrusoft.alfplay.node;

import java.io.IOException;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Map;
import java.util.Set;

import org.alfresco.service.cmr.dictionary.ClassDefinition;
import org.alfresco.service.cmr.dictionary.PropertyDefinition;
import org.alfresco.service.cmr.repository.NodeRef;
import org.alfresco.service.cmr.repository.NodeService;
import org.alfresco.service.cmr.repository.StoreRef;
import org.alfresco.service.namespace.QName;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import org.springframework.extensions.webscripts.AbstractWebScript;
import org.springframework.extensions.webscripts.WebScriptException;
import org.springframework.extensions.webscripts.WebScriptRequest;
import org.springframework.extensions.webscripts.WebScriptResponse;

import se.altrusoft.alfplay.repo.dictionary.DictionaryServiceExtras;

public class NodePossiblePropertiesGet extends AbstractWebScript {

    protected NodeService nodeService;

    protected DictionaryServiceExtras dictionaryServiceExtras;

    public void setNodeService(NodeService nodeService) {
        this.nodeService = nodeService;
    }

    public void setDictionaryServiceExtras(DictionaryServiceExtras dictionaryServiceExtras) {
        this.dictionaryServiceExtras = dictionaryServiceExtras;
    }

    @Override
    public void execute(WebScriptRequest req, WebScriptResponse res) throws IOException {
        res.setContentEncoding("UTF-8");

        Map<String, String> templateArgs = req.getServiceMatch().getTemplateVars();
        String nodeId = templateArgs.get("nodeId");
        if (nodeId == null)
            throw new WebScriptException("No nodeId provided");

        NodeRef nodeRef = new NodeRef(StoreRef.STORE_REF_WORKSPACE_SPACESSTORE, nodeId);
        if (!this.nodeService.exists(nodeRef))
            throw new WebScriptException("No such node: " + nodeId);

        QName nodeType = this.nodeService.getType(nodeRef);
        Set<QName> aspects = this.nodeService.getAspects(nodeRef);
        Collection<PropertyDefinition> props = new ArrayList<PropertyDefinition>();
        ClassDefinition nodeTypeDefiniton = this.dictionaryServiceExtras.getClassDefinition(nodeType);
        props.addAll(this.dictionaryServiceExtras.getPropertyDefinitions(nodeTypeDefiniton));

        for (QName aspect : aspects) {
            nodeTypeDefiniton = this.dictionaryServiceExtras.getClassDefinition(aspect);
            props.addAll(this.dictionaryServiceExtras.getPropertyDefinitions(nodeTypeDefiniton));
        }

        JSONObject jsonResult = new JSONObject();

        try {
            JSONArray jsonAspects = new JSONArray();
            for (QName aspect : aspects) {
                jsonAspects.put(this.dictionaryServiceExtras.getSimpleQName(aspect).toString());
            }
            JSONArray jsonProps = new JSONArray();
            for (PropertyDefinition prop : props) {
                JSONObject jsonProperty = new JSONObject();
                jsonProperty.put("name", this.dictionaryServiceExtras.getSimpleQName(prop.getName()).toString());
                jsonProperty.put("value", prop.getDataType());
                jsonProperty.put("defaultValue", prop.getDefaultValue());
                jsonProperty.put("isMandatory", prop.isMandatory());
                jsonProps.put(jsonProperty);
            }
            jsonResult.put("nodeId", nodeId);
            jsonResult.put("type", this.dictionaryServiceExtras.getSimpleQName(nodeType).toString());
            jsonResult.put("aspects", jsonAspects);
            jsonResult.put("properties", jsonProps);
            String jsonString = jsonResult.toString(4);
            res.getWriter().write(jsonString);
        }

        catch (JSONException e) {
            throw new WebScriptException("Unable to serialize JSON");
        }
    }

}