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