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