+package org.argeo.app.servlet.odk;
+
+import java.io.IOException;
+import java.io.Writer;
+
+import javax.jcr.Node;
+import javax.jcr.NodeIterator;
+import javax.jcr.Property;
+import javax.jcr.Repository;
+import javax.jcr.RepositoryException;
+import javax.jcr.Session;
+import javax.jcr.query.Query;
+import javax.jcr.query.QueryResult;
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+import org.argeo.api.cms.CmsConstants;
+import org.argeo.api.cms.CmsLog;
+import org.argeo.app.api.EntityType;
+import org.argeo.app.odk.OrxListName;
+import org.argeo.app.odk.OrxManifestName;
+import org.argeo.cms.auth.RemoteAuthUtils;
+import org.argeo.cms.servlet.ServletHttpRequest;
+import org.argeo.jcr.Jcr;
+import org.argeo.jcr.JcrxApi;
+
+/** Lists available forms. */
+public class OdkFormListServlet extends HttpServlet {
+ private static final long serialVersionUID = 2706191315048423321L;
+ private final static CmsLog log = CmsLog.getLog(OdkFormListServlet.class);
+
+ private Repository repository;
+
+ @Override
+ protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
+ resp.setContentType("text/xml; charset=utf-8");
+ resp.setHeader("X-OpenRosa-Version", "1.0");
+ resp.setDateHeader("Date", System.currentTimeMillis());
+
+ String serverName = req.getServerName();
+ int serverPort = req.getServerPort();
+ String protocol = serverPort == 443 || req.isSecure() ? "https" : "http";
+
+ String pathInfo = req.getPathInfo();
+
+ Session session = RemoteAuthUtils.doAs(() -> Jcr.login(repository, CmsConstants.SYS_WORKSPACE),
+ new ServletHttpRequest(req));
+ Writer writer = resp.getWriter();
+ writer.append("<?xml version='1.0' encoding='UTF-8' ?>");
+ writer.append("<xforms xmlns=\"http://openrosa.org/xforms/xformsList\">");
+ try {
+
+ Query query;
+ if (pathInfo == null) {
+ query = session.getWorkspace().getQueryManager()
+ .createQuery("SELECT * FROM [" + OrxListName.xform.get() + "]", Query.JCR_SQL2);
+ } else {
+ query = session.getWorkspace().getQueryManager()
+ .createQuery(
+ "SELECT node FROM [" + OrxListName.xform.get()
+ + "] AS node WHERE ISDESCENDANTNODE (node, '" + pathInfo + "')",
+ Query.JCR_SQL2);
+ }
+ QueryResult queryResult = query.execute();
+
+ NodeIterator nit = queryResult.getNodes();
+ while (nit.hasNext()) {
+ StringBuilder sb = new StringBuilder();
+ Node node = nit.nextNode();
+ if (node.isNodeType(OrxListName.xform.get())) {
+ sb.append("<xform>");
+ sb.append("<formID>" + node.getProperty(OrxListName.formID.get()).getString() + "</formID>");
+ sb.append("<name>" + Jcr.getTitle(node) + "</name>");
+ sb.append("<version>" + node.getProperty(OrxListName.version.get()).getString() + "</version>");
+ sb.append("<hash>md5:" + JcrxApi.getChecksum(node, JcrxApi.MD5) + "</hash>");
+ if (node.hasProperty(Property.JCR_DESCRIPTION))
+ sb.append("<name>" + node.getProperty(Property.JCR_DESCRIPTION).getString() + "</name>");
+ sb.append("<downloadUrl>" + protocol + "://" + serverName
+ + (serverPort == 80 || serverPort == 443 ? "" : ":" + serverPort) + "/api/odk/form"
+ + node.getPath() + "</downloadUrl>");
+ if (node.hasNode(OrxManifestName.manifest.name())) {
+ sb.append("<manifestUrl>" + protocol + "://" + serverName
+ + (serverPort == 80 || serverPort == 443 ? "" : ":" + serverPort)
+ + "/api/odk/formManifest" + node.getNode(OrxManifestName.manifest.name()).getPath()
+ + "</manifestUrl>");
+ }
+ sb.append("</xform>");
+ } else if (node.isNodeType(EntityType.formSet.get())) {
+ sb.append("<xforms-group>");
+ sb.append("<groupId>" + node.getPath() + "</groupId>");
+ sb.append("<name>" + node.getProperty(Property.JCR_TITLE).getString() + "</name>");
+ sb.append("<listUrl>" + protocol + "://" + serverName
+ + (serverPort == 80 || serverPort == 443 ? "" : ":" + serverPort) + "/api/odk/formList"
+ + node.getPath() + "</listUrl>");
+ sb.append("</xforms-group>");
+ }
+ String str = sb.toString();
+ if (!str.equals("")) {
+ if (log.isDebugEnabled())
+ log.debug(str);
+ writer.append(str);
+ }
+ }
+ } catch (RepositoryException e) {
+ e.printStackTrace();
+ // TODO error message
+ // resp.sendError(500);
+ resp.sendError(503);
+ } finally {
+ Jcr.logout(session);
+ }
+ writer.append("</xforms>");
+ }
+
+ public void setRepository(Repository repository) {
+ this.repository = repository;
+ }
+
+}