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

   1 package org.cacert.gigi.output;
   2
   3 import java.io.PrintWriter;
   4 import java.text.SimpleDateFormat;
   5 import java.util.Arrays;
   6 import java.util.Calendar;
   7 import java.util.GregorianCalendar;
   8 import java.util.Map;
   9
  10 import javax.servlet.http.HttpServletRequest;
  11
  12 import org.cacert.gigi.Language;
  13
  14 public class DateSelector implements Outputable {
  15         String[] names;
  16
  17         public DateSelector(String day, String month, String year) {
  18                 this.names = new String[] { day, month, year };
  19         }
  20
  21         int day;
  22         int month;
  23         int year;
  24
  25         @Override
  26         public void output(PrintWriter out, Language l, Map<String, Object> vars) {
  27                 out.print("<nobr><select name=\"");
  28                 out.print(names[0]);
  29                 out.println("\">");
  30                 for (int i = 1; i <= 31; i++) {
  31                         out.print("<option");
  32                         if (i == day) {
  33                                 out.print(" selected=\"selected\"");
  34                         }
  35                         out.println(">" + i + "</option>");
  36                 }
  37                 out.println("</select>");
  38                 SimpleDateFormat sdf = new SimpleDateFormat("MMMM", l.getLocale());
  39                 out.print("<select name=\"");
  40                 out.print(names[1]);
  41                 out.println("\">");
  42                 Calendar c = sdf.getCalendar();
  43                 for (int i = 1; i <= 12; i++) {
  44                         c.set(Calendar.MONTH, i - 1);
  45                         out.print("<option value='" + i + "'");
  46                         if (i == month) {
  47                                 out.print(" selected=\"selected\"");
  48                         }
  49                         out.println(">" + sdf.format(c.getTime()) + " (" + i + ")</option>");
  50                 }
  51                 out.println("</select>");
  52                 out.print("<input type=\"text\" name=\"");
  53                 out.print(names[2]);
  54                 out.print("\" value=\"");
  55                 if (year != 0) {
  56                         out.print(year);
  57                 }
  58                 out.print("\" size=\"4\" autocomplete=\"off\"></nobr>");
  59         }
  60
  61         public void update(HttpServletRequest r) {
  62                 String dayS = r.getParameter(names[0]);
  63                 if (dayS != null) {
  64                         day = parseIntSafe(dayS);
  65                 }
  66
  67                 String monthS = r.getParameter(names[1]);
  68                 if (monthS != null) {
  69                         month = parseIntSafe(monthS);
  70                 }
  71
  72                 String yearS = r.getParameter(names[2]);
  73                 if (yearS != null) {
  74                         year = parseIntSafe(yearS);
  75                 }
  76         }
  77
  78         private int parseIntSafe(String dayS) {
  79                 try {
  80                         return Integer.parseInt(dayS);
  81                 } catch (NumberFormatException e) {
  82
  83                 }
  84                 return 0;
  85         }
  86
  87         public boolean isValid() {
  88                 if (!(1900 < year && 1 <= month && month <= 12 && 1 <= day && day <= 32)) {
  89                         return false;
  90                 }
  91                 return true; // TODO checkdate
  92         }
  93
  94         @Override
  95         public String toString() {
  96                 return "DateSelector [names=" + Arrays.toString(names) + ", day=" + day + ", month=" + month + ", year=" + year
  97                         + "]";
  98         }
  99
 100         public java.sql.Date getDate() {
 101                 Calendar gc = GregorianCalendar.getInstance();
 102                 gc.set(year, month - 1, day);
 103                 return new java.sql.Date(gc.getTime().getTime());
 104         }
 105
 106 }