mirror of
https://github.com/moparisthebest/davmail
synced 2024-08-13 16:53:51 -04:00
260 lines
11 KiB
Java
260 lines
11 KiB
Java
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/*
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* DavMail POP/IMAP/SMTP/CalDav/LDAP Exchange Gateway
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* Copyright (C) 2010 Mickael Guessant
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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package davmail.exchange.dav;
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import davmail.util.StringUtil;
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import org.apache.commons.httpclient.*;
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import org.apache.commons.httpclient.methods.EntityEnclosingMethod;
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import org.apache.commons.httpclient.methods.RequestEntity;
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import org.apache.jackrabbit.webdav.MultiStatusResponse;
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import org.apache.jackrabbit.webdav.property.DefaultDavProperty;
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import org.apache.jackrabbit.webdav.xml.Namespace;
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import org.apache.log4j.Logger;
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import javax.xml.stream.XMLInputFactory;
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import javax.xml.stream.XMLStreamConstants;
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import javax.xml.stream.XMLStreamException;
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import javax.xml.stream.XMLStreamReader;
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import java.io.*;
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import java.util.*;
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/**
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* Custom Exchange PROPPATCH method.
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* Supports extended property update with type.
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*/
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public class ExchangePropPatchMethod extends EntityEnclosingMethod {
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protected static final Logger logger = Logger.getLogger(ExchangePropPatchMethod.class);
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static final Namespace TYPE_NAMESPACE = Namespace.getNamespace("urn:schemas-microsoft-com:datatypes");
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final Set<PropertyValue> propertyValues;
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public ExchangePropPatchMethod(String path, Set<PropertyValue> propertyValues) {
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super(path);
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this.propertyValues = propertyValues;
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setRequestEntity(new RequestEntity() {
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byte[] content;
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public boolean isRepeatable() {
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return true;
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}
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public void writeRequest(OutputStream outputStream) throws IOException {
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if (content == null) {
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content = generateRequestContent();
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}
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outputStream.write(content);
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}
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public long getContentLength() {
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if (content == null) {
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content = generateRequestContent();
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}
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return content.length;
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}
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public String getContentType() {
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return "text/xml;charset=UTF-8";
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}
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});
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}
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public byte[] generateRequestContent() {
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try {
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// build namespace map
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int currentChar = 'e';
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final Map<Namespace, Integer> nameSpaceMap = new HashMap<Namespace, Integer>();
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final Set<PropertyValue> setPropertyValues = new HashSet<PropertyValue>();
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final Set<PropertyValue> deletePropertyValues = new HashSet<PropertyValue>();
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for (PropertyValue propertyValue : propertyValues) {
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// data type namespace
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if (!nameSpaceMap.containsKey(TYPE_NAMESPACE) && propertyValue.getType() != null) {
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nameSpaceMap.put(TYPE_NAMESPACE, currentChar++);
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}
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// property namespace
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Namespace namespace = propertyValue.getNamespace();
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if (!nameSpaceMap.containsKey(namespace)) {
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nameSpaceMap.put(namespace, currentChar++);
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}
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if (propertyValue.getValue() == null) {
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deletePropertyValues.add(propertyValue);
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} else {
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setPropertyValues.add(propertyValue);
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}
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}
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ByteArrayOutputStream baos = new ByteArrayOutputStream();
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OutputStreamWriter writer = new OutputStreamWriter(baos, "UTF-8");
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writer.write("<D:propertyupdate xmlns:D=\"DAV:\"");
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for (Map.Entry<Namespace, Integer> mapEntry : nameSpaceMap.entrySet()) {
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writer.write(" xmlns:");
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writer.write((char) mapEntry.getValue().intValue());
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writer.write("=\"");
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writer.write(mapEntry.getKey().getURI());
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writer.write("\"");
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}
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writer.write(">");
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if (!setPropertyValues.isEmpty()) {
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writer.write("<D:set><D:prop>");
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for (PropertyValue propertyValue : setPropertyValues) {
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PropertyType propertyType = propertyValue.getType();
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char nameSpaceChar = (char) nameSpaceMap.get(propertyValue.getNamespace()).intValue();
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writer.write('<');
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writer.write(nameSpaceChar);
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writer.write(':');
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writer.write(propertyValue.getName());
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if (propertyType != null) {
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writer.write(' ');
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writer.write(nameSpaceMap.get(TYPE_NAMESPACE));
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writer.write(":dt=\"");
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writer.write(propertyType.toString().toLowerCase());
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writer.write("\"");
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}
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writer.write('>');
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writer.write(StringUtil.xmlEncode(propertyValue.getValue()));
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writer.write("</");
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writer.write(nameSpaceChar);
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writer.write(':');
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writer.write(propertyValue.getName());
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writer.write('>');
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}
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writer.write("</D:prop></D:set>");
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}
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if (!deletePropertyValues.isEmpty()) {
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writer.write("<D:delete><D:prop>");
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for (PropertyValue propertyValue : deletePropertyValues) {
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char nameSpaceChar = (char) nameSpaceMap.get(propertyValue.getNamespace()).intValue();
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writer.write('<');
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writer.write(nameSpaceChar);
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writer.write(':');
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writer.write(propertyValue.getName());
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writer.write("/>");
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}
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writer.write("</D:prop></D:delete>");
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}
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writer.write("</D:propertyupdate>");
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writer.close();
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return baos.toByteArray();
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} catch (IOException e) {
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throw new RuntimeException(e);
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}
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}
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@Override
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public String getName() {
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return "PROPPATCH";
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}
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/**
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* Build a new XMLInputFactory.
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*
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* @return XML input factory
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*/
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public static XMLInputFactory getXmlInputFactory() {
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XMLInputFactory inputFactory = XMLInputFactory.newInstance();
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inputFactory.setProperty(XMLInputFactory.IS_COALESCING, Boolean.TRUE);
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inputFactory.setProperty(XMLInputFactory.IS_REPLACING_ENTITY_REFERENCES, Boolean.TRUE);
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return inputFactory;
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}
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protected boolean isStartTag(XMLStreamReader reader, String tagLocalName) {
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return (reader.getEventType() == XMLStreamConstants.START_ELEMENT) && (reader.getLocalName().equals(tagLocalName));
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}
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protected boolean isEndTag(XMLStreamReader reader, String tagLocalName) {
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return (reader.getEventType() == XMLStreamConstants.END_ELEMENT) && (reader.getLocalName().equals(tagLocalName));
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}
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List<MultiStatusResponse> responses;
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@Override
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protected void processResponseBody(HttpState httpState, HttpConnection httpConnection) {
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Header contentTypeHeader = getResponseHeader("Content-Type");
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if (contentTypeHeader != null && "text/xml".equals(contentTypeHeader.getValue())) {
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responses = new ArrayList<MultiStatusResponse>();
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XMLStreamReader reader;
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try {
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XMLInputFactory xmlInputFactory = getXmlInputFactory();
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reader = xmlInputFactory.createXMLStreamReader(new FilterInputStream(getResponseBodyAsStream()) {
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@Override
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public int read() throws IOException {
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return in.read();
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}
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});
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while (reader.hasNext()) {
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reader.next();
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if (isStartTag(reader, "response")) {
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handleResponse(reader);
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}
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}
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} catch (IOException e) {
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logger.error("Error while parsing soap response: " + e, e);
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} catch (XMLStreamException e) {
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logger.error("Error while parsing soap response: " + e, e);
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}
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}
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}
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protected void handleResponse(XMLStreamReader reader) throws XMLStreamException {
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MultiStatusResponse multiStatusResponse = null;
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int currentStatus = 0;
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while (reader.hasNext() && !isEndTag(reader, "response")) {
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int event = reader.next();
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if (event == XMLStreamConstants.START_ELEMENT) {
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String tagLocalName = reader.getLocalName();
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if ("href".equals(tagLocalName)) {
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multiStatusResponse = new MultiStatusResponse(reader.getElementText(), "");
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} else if ("status".equals(tagLocalName)) {
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if ("HTTP/1.1 200 OK".equals(reader.getElementText())) {
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currentStatus = HttpStatus.SC_OK;
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}
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} else if (tagLocalName.equals("prop")) {
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handleProperty(reader, currentStatus, multiStatusResponse);
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}
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}
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}
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}
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protected void handleProperty(XMLStreamReader reader, int currentStatus, MultiStatusResponse multiStatusResponse) throws XMLStreamException {
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while (reader.hasNext() && !isEndTag(reader, "prop")) {
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try {
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int event = reader.next();
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if (event == XMLStreamConstants.START_ELEMENT) {
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String tagLocalName = reader.getLocalName();
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Namespace namespace = Namespace.getNamespace(reader.getNamespaceURI());
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multiStatusResponse.add(new DefaultDavProperty(tagLocalName, reader.getElementText(), namespace));
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}
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} catch (XMLStreamException e) {
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// ignore, exchange invalid response
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logger.debug("Ignore invalid response tag name");
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}
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}
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}
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public List<MultiStatusResponse> getResponses() throws HttpException {
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if (responses == null) {
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throw new HttpException(getStatusLine().toString());
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}
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return responses;
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}
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}
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