source: vlo/branches/vlo-2.13-param/vlo_webapp/src/main/java/eu/clarin/cmdi/vlo/pages/HtmlFormCreator.java @ 2627

package eu.clarin.cmdi.vlo.pages;

import eu.clarin.cmdi.vlo.config.VloConfig;
import java.io.UnsupportedEncodingException;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import net.sf.json.JSONArray;
import net.sf.json.JSONObject;

/**
 * Little helper class that creates HTML forms as String
 * 
 * @author Thomas Eckart
 *
 */
public class HtmlFormCreator {
        /**
         * Creates an HTML form for the content search (FCS).
         * @param aggregationContextMap Mapping CQL endpoint -> List of resource IDs
         * @return HTML content search form as String
         * @throws UnsupportedEncodingException
         */
        public static String getContentSearchForm(Map<String, List<String>> aggregationContextMap) throws UnsupportedEncodingException {
                JSONObject aggregationJson = new JSONObject();
                Iterator<String> aggregationContextIter = aggregationContextMap.keySet().iterator();
                while(aggregationContextIter.hasNext()) {
                        String endpoint = aggregationContextIter.next();
                        JSONArray idArray = new JSONArray();
                        for(String id : aggregationContextMap.get(endpoint)) {
                                idArray.add(id);
                        }
                        aggregationJson.put(endpoint, idArray);
                }               
                
                String form = "<form method=\"post\" action=\""+VloConfig.get().getFederatedContentSearchUrl()+"\"> \n"
                                + "<fieldset style=\"border:0px;\"> \n"
                                + "\t  <label for=\"query\">CQL query:</label> \n"
                                + "\t <input id=\"query\" type=\"text\" name=\"query\" size=\"30\" /> \n"
                                + "\t <input type=\"hidden\" name=\"x-aggregation-context\" value=\'"+aggregationJson.toString(2)+"\' /> \n"
                                + "\t <input type=\"hidden\" name=\"operation\" value=\"searchRetrieve\" /> \n"
                                + "\t <input type=\"hidden\" name=\"version\" value=\"1.2\" /> \n"
                                + "\t <input type=\"submit\" value=\"Send query\" /> \n"
                                + "</fieldset> \n"
                                + "</form> \n";
                return form;    
        }
}