web.xml: add servlet for ExportQrCodeController

individual-exportQrCode.ftl: basic mockup for QR Export page
ExportQrCodeController: created
IndividualTemplateModel.java: prevent QR data from being generated twice, add URL for Export QR Code page

productMods/WEB-INF/web.xml

@@ -1414,6 +1414,16 @@
   </servlet-mapping>
   -->
 
+  <servlet>
+    <servlet-name>ExportQrCodeController</servlet-name>
+    <servlet-class>edu.cornell.mannlib.vitro.webapp.controller.ExportQrCodeController</servlet-class>
+  </servlet>
+  <servlet-mapping>
+    <servlet-name>ExportQrCodeController</servlet-name>
+    <url-pattern>/qrcode</url-pattern>
+  </servlet-mapping>
+
+    
   <!-- ============================== servlet-mappings ======================== -->
   <servlet-mapping>
     <servlet-name>fetch</servlet-name>

productMods/templates/freemarker/body/individual-exportQrCode.ftl

@@ -0,0 +1,38 @@
+<#-- $This file is distributed under the terms of the license in /doc/license.txt$ -->
+
+<#-- Page providing options for disseminating QR codes -->
+
+<#include "individual-qrCodeFoafPerson.ftl">
+
+<#assign qrCodeWidth = "150">
+
+<h2>Export QR Code</h2>
+<div>
+	<div style="float:left">
+		<#assign thumbUrl = individual.thumbUrl! "${urls.images}/placeholders/person.thumbnail.jpg" >
+		<img src="${thumbUrl}" />
+	</div>
+	<div style="float:left">
+		<h3>${individual.nameStatement.value}</h3>
+	</div>
+	<div style="clear:both" />
+</div>
+
+<div style="border:1px solid #cccccc">
+	<h4 style="padding-left:5px">VCard</h4>
+	<@qrCodeVCard qrCodeWidth="150" />
+	<textarea readonly="readonly" style="width:600px;height:120px">
+		&lt;img src="${getQrCodeUrlForVCard(qrCodeWidth)}" /&gt;<#t>
+	</textarea><#t>
+</div>
+
+<div style="border:1px solid #cccccc">
+	<h4 style="padding-left:5px">Hyperlink</h4>
+	<@qrCodeLink qrCodeWidth="150" />
+	<textarea readonly="readonly" style="width:600px;height:120px">
+		&lt;img src="${getQrCodeUrlForLink(qrCodeWidth)}" /&gt;<#t>
+	</textarea><#t>
+</div>
+
+
+

src/edu/cornell/mannlib/vitro/webapp/controller/ExportQrCodeController.java

@@ -0,0 +1,51 @@
+/* $This file is distributed under the terms of the license in /doc/license.txt$ */
+
+package edu.cornell.mannlib.vitro.webapp.controller; 
+
+import java.util.HashMap;
+import java.util.Map;
+
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+
+import edu.cornell.mannlib.vitro.webapp.beans.Individual;
+import edu.cornell.mannlib.vitro.webapp.controller.VitroRequest;
+import edu.cornell.mannlib.vitro.webapp.controller.freemarker.FreemarkerHttpServlet;
+import edu.cornell.mannlib.vitro.webapp.controller.freemarker.IndividualController;
+import edu.cornell.mannlib.vitro.webapp.controller.freemarker.responsevalues.ExceptionResponseValues;
+import edu.cornell.mannlib.vitro.webapp.controller.freemarker.responsevalues.ResponseValues;
+import edu.cornell.mannlib.vitro.webapp.controller.freemarker.responsevalues.TemplateResponseValues;
+import edu.cornell.mannlib.vitro.webapp.web.templatemodels.individual.IndividualTemplateModel;
+import freemarker.ext.beans.BeansWrapper;
+import freemarker.template.DefaultObjectWrapper;
+
+public class ExportQrCodeController extends FreemarkerHttpServlet {
+    
+    private static final long serialVersionUID = 1L;
+    private static final Log log = LogFactory.getLog(ExportQrCodeController.class);
+    private static final String TEMPLATE_DEFAULT = "individual-exportQrCode.ftl";
+
+    @Override
+    protected ResponseValues processRequest(VitroRequest vreq) {
+        try {
+            Individual individual = IndividualController.getIndividualFromRequest(vreq);
+            
+            DefaultObjectWrapper wrapper = new DefaultObjectWrapper();
+            wrapper.setExposureLevel(BeansWrapper.EXPOSE_SAFE);
+            
+            Map<String, Object> body = new HashMap<String, Object>();
+            body.put("individual", wrapper.wrap(new IndividualTemplateModel(individual, vreq)));
+            
+            return new TemplateResponseValues(TEMPLATE_DEFAULT, body);
+        } catch (Throwable e) {
+            log.error(e, e);
+            return new ExceptionResponseValues(e);
+        }
+    }
+
+    @Override
+    protected String getTitle(String siteName, VitroRequest vreq) {
+        return "Export QR Code for " + IndividualController.getIndividualFromRequest(vreq).getRdfsLabel();
+    }
+
+}

src/edu/cornell/mannlib/vitro/webapp/web/templatemodels/individual/IndividualTemplateModel.java

@@ -20,6 +20,7 @@ import edu.cornell.mannlib.vitro.webapp.dao.WebappDaoFactory;
 public class IndividualTemplateModel extends BaseIndividualTemplateModel {
 
     private static final Log log = LogFactory.getLog(IndividualTemplateModel.class);
+    private Map<String, String> qrData = null;
     
     public IndividualTemplateModel(Individual individual, VitroRequest vreq) {
         super(individual, vreq);
@@ -75,6 +76,12 @@ public class IndividualTemplateModel extends BaseIndividualTemplateModel {
 
 
     public Map<String, String> getQrData() {
+        if(qrData == null)
+            qrData = generateQrData();
+        return qrData;
+    }
+
+    private Map<String, String> generateQrData() {
         String core = "http://vivoweb.org/ontology/core#";
         String foaf = "http://xmlns.com/foaf/0.1/";
 
@@ -104,6 +111,10 @@ public class IndividualTemplateModel extends BaseIndividualTemplateModel {
         String externalUrl = tempUrl + profileUrl;
         qrData.put("externalUrl", externalUrl);
 
+        String individualUri = individual.getURI();
+        String contextPath = vreq.getContextPath();
+        qrData.put("exportQrCodeUrl", contextPath + "/qrcode?uri=" + UrlBuilder.urlEncode(individualUri));
+        
         return qrData;
     }
 }