com.noterik.bart.fs.fscommand.CreatePresentationFromBookmark.java Source code

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Here is the source code for com.noterik.bart.fs.fscommand.CreatePresentationFromBookmark.java

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/* 
* CreatePresentationFromBookmark.java
* 
* Copyright (c) 2012 Noterik B.V.
* 
* This file is part of smithers, related to the Noterik Springfield project.
*
* Smithers 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.
*
* Smithers 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 Smithers.  If not, see <http://www.gnu.org/licenses/>.
*/
package com.noterik.bart.fs.fscommand;

import java.util.Iterator;
import java.util.List;

import org.apache.log4j.Logger;
import org.dom4j.Document;
import org.dom4j.Element;
import org.dom4j.Node;

import com.noterik.bart.fs.fsxml.FSXMLRequestHandler;
import com.noterik.springfield.tools.XMLHelper;
import com.noterik.springfield.tools.fs.FSXMLBuilder;
import com.noterik.springfield.tools.fs.URIParser;

public class CreatePresentationFromBookmark implements Command {
    /** Logger */
    private static Logger logger = Logger.getLogger(CreatePresentationFromBookmark.class);

    private String uri;
    private String xml;
    private String domainid;
    private String user;

    public String execute(String url, String xmlContent) {
        uri = url;
        xml = xmlContent;

        return handlePresentation();
    }

    private String handlePresentation() {
        //get collection where to put presentation in
        Document config = XMLHelper.asDocument(xml);
        String collectionUri = config.selectSingleNode("//collection") == null ? ""
                : config.selectSingleNode("//collection").getText();

        if (collectionUri.equals("")) {
            logger.error("no collection supplied");
            return FSXMLBuilder.getErrorMessage("500", "No collection supplied", "Please provide a collection",
                    "http://teamelements.noterik.com/team");
        }

        domainid = URIParser.getDomainIdFromUri(collectionUri);
        user = URIParser.getUserIdFromUri(collectionUri);

        if (domainid.equals("")) {
            logger.error("got no domain from uri");
            return FSXMLBuilder.getErrorMessage("500", "No domain found", "Please provide a collection with domain",
                    "http://teamelements.noterik.com/team");
        }
        if (user.equals("")) {
            logger.error("got no user from uri");
            return FSXMLBuilder.getErrorMessage("500", "No user found", "Please provide a collection with user",
                    "http://teamelements.noterik.com/team");
        }

        //get collection presentation
        Document collectionPresentation = FSXMLRequestHandler.instance().getNodeProperties(uri, false);
        String presentationUri = collectionPresentation.selectSingleNode("//presentation/@referid") == null ? ""
                : collectionPresentation.selectSingleNode("//presentation/@referid").getText();

        if (presentationUri.equals("")) {
            logger.error("no presentation refered");
            return FSXMLBuilder.getErrorMessage("500", "No presentation refered", "",
                    "http://teamelements.noterik.com/team");
        }

        Document presentation = FSXMLRequestHandler.instance().getNodeProperties(presentationUri, false);

        //remove statistics from original presentation
        Element statistics = (Element) presentation.selectSingleNode("//statistics");
        if (statistics != null) {
            statistics.detach();
        }

        StringBuffer presentationXml = new StringBuffer();

        // exception for first node
        Element root = presentation.getRootElement();
        Node first = root.selectSingleNode("//presentation");
        List<Node> children = first.selectNodes("child::*");
        for (Iterator<Node> iter = children.iterator(); iter.hasNext();) {
            Node node = iter.next();
            presentationXml.append(node.asXML());
        }
        String pXml = "<fsxml>" + presentationXml.toString() + "</fsxml>";
        String response = FSXMLRequestHandler.instance()
                .handlePOST("/domain/" + domainid + "/user/" + user + "/presentation", pXml);

        //response contains new presentation uri we have to refer to in collection
        Document resp = XMLHelper.asDocument(response);

        logger.debug("response = " + resp.asXML());
        String newPresentationUri = resp.selectSingleNode("//status[@id='400']/properties/uri") == null ? ""
                : resp.selectSingleNode("//status[@id='400']/properties/uri").getText();

        if (newPresentationUri.equals("")) {
            logger.error("could not create presentation");
            return FSXMLBuilder.getErrorMessage("500", "Could not create presentation", "Try again later",
                    "http://teamelements.noterik.com/team");
        }

        //refer new presentation in the collection
        String response2 = FSXMLRequestHandler.instance().handlePOST(collectionUri + "/presentation",
                "<fsxml><attributes><referid>" + newPresentationUri + "</referid></attributes></fsxml>");

        Document resp2 = XMLHelper.asDocument(response2);
        logger.debug("response 2 = " + resp2.asXML());

        String newCollectionPresentationUri = resp2.selectSingleNode("//status[@id='400']/properties/uri") == null
                ? ""
                : resp2.selectSingleNode("//status[@id='400']/properties/uri").getText();

        if (newCollectionPresentationUri.equals("")) {
            logger.error("could not create refer presentation in collection");
            return FSXMLBuilder.getErrorMessage("500", "Could not create presentation in collection",
                    "Try again later", "http://teamelements.noterik.com/team");
        }

        return resp2.asXML();
    }

    public ManualEntry man() {
        return null;
    }
}