src/org/cacert/gigi/output/GroupSelector.java

   1 package org.cacert.gigi.output;
   2
   3 import java.io.PrintWriter;
   4 import java.util.Map;
   5
   6 import javax.servlet.http.HttpServletRequest;
   7
   8 import org.cacert.gigi.GigiApiException;
   9 import org.cacert.gigi.dbObjects.Group;
  10 import org.cacert.gigi.localisation.Language;
  11 import org.cacert.gigi.output.template.Outputable;
  12 import org.cacert.gigi.util.HTMLEncoder;
  13
  14 public class GroupSelector implements Outputable {
  15
  16     private final String name;
  17
  18     private Group value = null;
  19
  20     private final boolean bySupporter;
  21
  22     public GroupSelector(String name, boolean bySupporter) {
  23         this.name = HTMLEncoder.encodeHTML(name);
  24         this.bySupporter = bySupporter;
  25     }
  26
  27     public void update(HttpServletRequest r) throws GigiApiException {
  28         String vS = r.getParameter(name);
  29         if (vS == null) {
  30             throw new GigiApiException("No value for group.");
  31         }
  32         try {
  33             value = Group.getByString(vS);
  34         } catch (IllegalArgumentException e) {
  35             throw new GigiApiException("Invalid value for group.");
  36         }
  37     }
  38
  39     @Override
  40     public void output(PrintWriter out, Language l, Map<String, Object> vars) {
  41         out.println("<select name='" + name + "'>");
  42         for (Group g : Group.values()) {
  43             if (mayManage(g)) {
  44                 out.print("<option value='" + g.getDBName());
  45                 if (g.equals(value)) {
  46                     out.print(" selected");
  47                 }
  48                 out.println("'>");
  49                 g.getName().output(out, l, vars);
  50                 out.println("</option>");
  51             }
  52         }
  53         out.println("</select>");
  54     }
  55
  56     private boolean mayManage(Group g) {
  57         return (bySupporter && g.isManagedBySupport()) || ( !bySupporter && g.isManagedByUser());
  58     }
  59
  60     public Group getGroup() {
  61         return value;
  62     }
  63 }