com.zia.freshdocs.cmis.CMISParser06.java Source code

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Here is the source code for com.zia.freshdocs.cmis.CMISParser06.java

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/*******************************************************************************
 * The MIT License
 * 
 * Copyright (c) 2010 Zia Consulting, Inc
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 ******************************************************************************/
package com.zia.freshdocs.cmis;

import java.io.ByteArrayInputStream;
import java.io.InputStream;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;

import org.apache.commons.io.IOUtils;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.NodeList;

import android.util.Log;

import com.zia.freshdocs.model.NodeRef;

public class CMISParser06 extends CMISParserBase {

    @Override
    public NodeRef[] parseChildren(InputStream is) {
        NodeRef[] refs = new NodeRef[0];
        DocumentBuilder docBuilder = null;

        try {
            Pattern pattern = Pattern.compile("&(?![a-zA-Z0-9]+;)");
            Matcher matcher = pattern.matcher(IOUtils.toString(is));
            String sanitized = matcher.replaceAll("&");

            docBuilder = DocumentBuilderFactory.newInstance().newDocumentBuilder();
            Document doc = docBuilder.parse(new ByteArrayInputStream(sanitized.getBytes()));

            // Iterate over all the entry nodes and build NodeRefs
            NodeList nodes = doc.getElementsByTagName("entry");
            NodeList children = null;
            Element node = null;
            NodeRef nodeRef = null;
            int n = nodes.getLength();

            for (int i = 0; i < n; i++) {
                if (refs.length == 0) {
                    refs = new NodeRef[n];
                }

                node = (Element) nodes.item(i);
                children = node.getElementsByTagName("content");

                if (children.getLength() > 0) {
                    Element contentNode = (Element) children.item(0);
                    String content = null;
                    nodeRef = new NodeRef();

                    if (contentNode.hasAttribute("type")) {
                        nodeRef.setContentType(contentNode.getAttribute("type"));
                        content = contentNode.getAttribute("src");
                    } else {
                        content = contentNode.getFirstChild().getNodeValue();
                    }

                    nodeRef.setContent(content);

                    children = node.getElementsByTagName("title");
                    if (children.getLength() > 0) {
                        nodeRef.setName(children.item(0).getFirstChild().getNodeValue());
                    }

                    children = node.getElementsByTagName("updated");
                    if (children.getLength() > 0) {
                        nodeRef.setLastModificationDate(children.item(0).getFirstChild().getNodeValue());
                    }

                    children = node.getElementsByTagName("cmis:propertyString");
                    int nChildren = children.getLength();

                    if (nChildren > 0) {
                        for (int j = 0; j < nChildren; j++) {
                            Element child = (Element) children.item(j);

                            if (child.getAttribute("cmis:name").equals("BaseType")) {
                                NodeList valueNode = child.getElementsByTagName("cmis:value");
                                String baseType = valueNode.item(0).getFirstChild().getNodeValue();
                                nodeRef.setFolder(baseType.equals("folder"));
                            } else if (child.getAttribute("cmis:name").equals("LastModifiedBy")) {
                                NodeList valueNode = child.getElementsByTagName("cmis:value");
                                nodeRef.setLastModifiedBy(valueNode.item(0).getFirstChild().getNodeValue());
                            } else if (child.getAttribute("cmis:name").equals("VersionLabel")) {
                                NodeList valueNode = child.getElementsByTagName("cmis:value");
                                if (valueNode.getLength() > 0) {
                                    nodeRef.setVersion(valueNode.item(0).getFirstChild().getNodeValue());
                                }
                            }
                        }
                    }

                    children = node.getElementsByTagName("cmis:propertyInteger");
                    nChildren = children.getLength();

                    if (nChildren > 0) {
                        for (int j = 0; j < nChildren; j++) {
                            Element child = (Element) children.item(j);

                            if (child.getAttribute("cmis:name").equals("ContentStreamLength")) {
                                NodeList valueNode = child.getElementsByTagName("cmis:value");
                                nodeRef.setContentLength(
                                        Long.valueOf(valueNode.item(0).getFirstChild().getNodeValue()));
                                break;
                            }
                        }
                    }

                    refs[i] = nodeRef;
                }
            }
        } catch (Exception e) {
            Log.e(CMIS.class.getSimpleName(), "Error getting children", e);
        }

        return refs;
    }

}