-package org.argeo.support.odk.servlet;
-
-import java.io.IOException;
-import java.io.Writer;
-import java.util.Collections;
-import java.util.HashSet;
-import java.util.Set;
-
-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.apache.commons.logging.Log;
-import org.apache.commons.logging.LogFactory;
-import org.argeo.api.NodeConstants;
-import org.argeo.cms.servlet.ServletAuthUtils;
-import org.argeo.entity.EntityType;
-import org.argeo.jcr.Jcr;
-import org.argeo.jcr.JcrxApi;
-import org.argeo.support.odk.OdkForm;
-import org.argeo.support.odk.OrxListName;
-import org.argeo.support.odk.OrxManifestName;
-
-/** Lists available forms. */
-public class OdkFormListServlet extends HttpServlet {
- private static final long serialVersionUID = 2706191315048423321L;
- private final static Log log = LogFactory.getLog(OdkFormListServlet.class);
-
- private Set<OdkForm> odkForms = Collections.synchronizedSet(new HashSet<>());
-
-// private DateTimeFormatter versionFormatter = DateTimeFormatter.ofPattern("YYYY-MM-dd-HHmm")
-// .withZone(ZoneId.from(ZoneOffset.UTC));
-
- 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 = ServletAuthUtils.doAs(() -> Jcr.login(repository, NodeConstants.SYS_WORKSPACE), req);
-// session = NodeUtils.openDataAdminSession(repository, NodeConstants.SYS_WORKSPACE);
- Writer writer = resp.getWriter();
- writer.append("<?xml version='1.0' encoding='UTF-8' ?>");
- writer.append("<xforms xmlns=\"http://openrosa.org/xforms/xformsList\">");
- boolean oldApproach = false;
- if (!oldApproach) {
- try {
-
- Query query;
- if (pathInfo == null) {
-// query = session.getWorkspace().getQueryManager()
-// .createQuery("SELECT * FROM [nt:unstructured]", Query.JCR_SQL2);
- 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();
-// log.debug(session.getUserID());
-// log.debug(session.getWorkspace().getName());
-// NodeIterator nit = session.getRootNode().getNodes();
-// while (nit.hasNext()) {
-// log.debug(nit.nextNode());
-// }
- 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);
- }
-
- } else {
- for (OdkForm form : odkForms) {
- StringBuilder sb = new StringBuilder();
- sb.append("<xform>");
- sb.append("<formID>" + form.getFormId() + "</formID>");
- sb.append("<name>" + form.getName() + "</name>");
- sb.append("<version>" + form.getVersion() + "</version>");
- sb.append("<hash>" + form.getHash(null) + "</hash>");
- sb.append("<descriptionText>" + form.getDescription() + "</descriptionText>");
- sb.append("<downloadUrl>" + protocol + "://" + serverName
- + (serverPort == 80 || serverPort == 443 ? "" : ":" + serverPort) + "/api/odk/form/"
- + form.getFileName() + "</downloadUrl>");
- sb.append("</xform>");
- String str = sb.toString();
- if (log.isDebugEnabled())
- log.debug(str);
- writer.append(str);
- }
- }
- writer.append("</xforms>");
- }
-
- public void addForm(OdkForm odkForm) {
- odkForms.add(odkForm);
- }
-
- public void removeForm(OdkForm odkForm) {
- odkForms.remove(odkForm);
- }
-
- public void setRepository(Repository repository) {
- this.repository = repository;
- }
-
-}