Merge remote-tracking branch 'origin/unstable' into testing

[gpl/argeo-suite.git] / org.argeo.app.servlet.odk / src / org / argeo / app / servlet / odk / OdkFormListServlet.java

diff --git a/org.argeo.app.servlet.odk/src/org/argeo/app/servlet/odk/OdkFormListServlet.java b/org.argeo.app.servlet.odk/src/org/argeo/app/servlet/odk/OdkFormListServlet.java
new file mode 100644 (file)
index 0000000..21b3421
--- /dev/null
+++ b/org.argeo.app.servlet.odk/src/org/argeo/app/servlet/odk/OdkFormListServlet.java
@@ -0,0 +1,121 @@
+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;
+       }
+
+}