X-Git-Url: https://git.argeo.org/?a=blobdiff_plain;ds=sidebyside;f=knowledge%2Forg.argeo.support.odk%2Fsrc%2Forg%2Fargeo%2Fsupport%2Fodk%2Fservlet%2FOdkFormListServlet.java;fp=knowledge%2Forg.argeo.support.odk%2Fsrc%2Forg%2Fargeo%2Fsupport%2Fodk%2Fservlet%2FOdkFormListServlet.java;h=8398c7fa54769a3110aa6eaac54a7dbb7554b8a2;hb=6d2f48507e5fbe512dca68726c7ba8529764ae0b;hp=0000000000000000000000000000000000000000;hpb=73d79969590ba9a2578fbef60e4eb2800923e33d;p=gpl%2Fargeo-suite.git

diff --git a/knowledge/org.argeo.support.odk/src/org/argeo/support/odk/servlet/OdkFormListServlet.java b/knowledge/org.argeo.support.odk/src/org/argeo/support/odk/servlet/OdkFormListServlet.java
new file mode 100644
index 0000000..8398c7f
--- /dev/null
+++ b/knowledge/org.argeo.support.odk/src/org/argeo/support/odk/servlet/OdkFormListServlet.java
@@ -0,0 +1,66 @@
+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.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.support.odk.OdkForm;
+
+/** 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<>());
+
+	@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";
+
+		Writer writer = resp.getWriter();
+		writer.append("<?xml version='1.0' encoding='UTF-8' ?>");
+		writer.append("<xforms xmlns=\"http://openrosa.org/xforms/xformsList\">");
+		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.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);
+	}
+}