Metacat

<%@page 

import="java.sql.ResultSet"%><%@page 

import="edu.ucsb.nceas.first.metacat.client.AssessmentQuery"%><%@page

import="edu.ucsb.nceas.utilities.OrderedMap"%><%@page 

import="au.com.bytecode.opencsv.CSVWriter"%><%@page 

import="java.util.*"%><%@page 

import="java.io.*"%><%

String[] docids = request.getParameterValues("docids");

String questionId = request.getParameter("questionId");

String qformat = request.getParameter("qformat");

if (docids != null && docids.length > 0) {

	List assessmentDocIds = Arrays.asList(docids);

	//the "columns" to extract from the metadata document (will be param soon)

	Map attributeMap = new OrderedMap();

	attributeMap.put("id", "//@packageId");

	attributeMap.put("title", "//assessment/title");

	attributeMap.put("duration", "//assessment/duration");

	attributeMap.put("badColumn", "//does/not/exist");

	attributeMap.put("item", "//assessmentItems/assessmentItem/assessmentItemId");

	//make a title

	String tableTitle = "Showing data for ";

	String fileName = "results-";

	for (int i=0; i<docids.length; i++) {

		tableTitle += docids[i];

		tableTitle +=", ";

		fileName += docids[i];

	}

	tableTitle = tableTitle.substring(0, tableTitle.length()-2);

	fileName += ".csv";

	//AssessmentQuery.testEcogrid("edml.4.5");

	ResultSet rs = null;

	if (questionId != null) {

		rs = AssessmentQuery.selectResponseData(assessmentDocIds, questionId, "=", new Integer(1));

	}

	else {

		rs = AssessmentQuery.selectMergedResponseData(assessmentDocIds, attributeMap);

	}

	if (rs == null) {

		return;

	}

	//get the results as csv file

	if (qformat != null && qformat.equalsIgnoreCase("csv")) {

		response.setContentType("text/csv");

		//response.setContentType("application/csv");

        response.setHeader("Content-Disposition", "attachment; filename=" + fileName);

		Writer writer = new OutputStreamWriter(response.getOutputStream());

		CSVWriter csv = new CSVWriter(writer, CSVWriter.DEFAULT_SEPARATOR, CSVWriter.NO_QUOTE_CHARACTER);

		csv.writeAll(rs, true);

		csv.flush();

		response.flushBuffer();

		rs.close();

		return;

	}

	int numColumns = rs.getMetaData().getColumnCount();

%>

<!-- <h3><%=tableTitle %></h3> -->

<table>

<!-- 

<tr>

	<th colspan="<%=numColumns %>"><%=tableTitle %></th>

</tr>

-->

<tr>

<% for (int i=1; i<=numColumns; i++) { %>

	<th><%=rs.getMetaData().getColumnName(i) %></th>

<% } %>

</tr>

<%

while (rs.next()) {

	//System.out.println("rs:" + rs.getInt(1));

%>

	<tr>

<% for (int i=1; i<=numColumns; i++) { %>

		<td><%=rs.getString(i) %></td>

<% } %>		

	</tr> 

<% 

} 

%>

</table>

<%

	//clean up

	if (rs != null) {

		rs.close();

	}	

}//end if docids

else {

%>

No items selected

<%}%>