Snippets Calendars Dates
Calendars Dates
Day Chooser
by: Edwin Groothuis
|
March 6, 2001
Version: 1.0
Type: Full Script
Category: Calendars/Dates
License: BSD License
Description: Easy to use interface to choose a day between two dates.
<?
//
// daychooser v1.0 by Edwin Groothuis (edwin@mavetju.org)
//
// If you didn't get this file via http://www.mavetju.org, please
// check there for the availability of newer versions.
//
// See LICENSE for distribution issues. If this file isn't in
// the distribution, please inform me about it.
//
$daymonths=array(0,31,28,31,30,31,30,31,31,30,31,30,31);
$monthnames=array("","Jan","Feb","Mar","Apr","May","Jun",
"Jul","Aug","Sep","Oct","Nov","Dec");
//
// evil constants, this is the begin of the time.
//
$yearbegin=1995;
$monthbegin=7;
$daybegin=12;
$now=date("Y n d");
$a=explode(" ",$now);
$yearnow=$a[0];
$monthnow=$a[1];
$daynow=$a[2];
$daygiven=$day;
$monthgiven=$month;
$yeargiven=$year;
if ($day=="" || $month=="" || year=="") {
$day=$daybegin;
$month=$monthbegin;
$year=$yearbegin;
}
// leap-year. did you have your Y2K today?
if ($yeargiven%4==0 && $yeargiven%100!=0 || $yeargiven%400==0)
$daymonths[2]=29;
printf(
"Information avaible from <b>%04d %s %d</b> to <b>%04d %s %d</b><br>\n",
$yearbegin,$monthnames[$monthbegin],$daybegin,
$yearnow,$monthnames[$monthnow],$daynow);
if ($daygiven!=0 && $monthgiven!=0 && $yeargiven!=0) {
printf("You have choosen: %d %s %d.<br>\n",
$yeargiven,$monthnames[$monthgiven],$daygiven);
}
// if nothing is given, only show the years
if ($yeargiven==0 && $monthgiven==0) {
echo "<ul>\n";
for ($year=$yearbegin;$year<=$yearnow;$year++) {
echo "<li><a href=\"$PHP_SELF?year=$year&month=0&day=0\">$year</a><br>\n";
}
echo "</ul>\n";
// if the only year is given, display years and months
} elseif ($yeargiven!=0 && $monthgiven==0) {
echo "<ul>\n";
for ($year=$yearbegin;$year<=$yearnow;$year++) {
echo "<li><a href=\"$PHP_SELF?year=$year&month=0&day=0\">$year</a><br>\n";
if ($year==$yeargiven) {
echo "<ul><li>\n";
for ($month=($year==$yearbegin?$monthbegin:1);
$month<=($year==$yearnow?$monthnow:12);
$month++) {
echo "<a href=\"$PHP_SELF?year=$year&month=$month&day=0\">$monthnames[$month]</a>\n";
}
echo "</li></ul>\n";
}
}
echo "</ul>\n";
// if the year and month are given, display years, months and days
} elseif ($yeargiven!=0 && $monthgiven!=0) {
echo "<ul>\n";
for ($year=$yearbegin;$year<=$yearnow;$year++) {
echo "<li><a href=\"$PHP_SELF?year=$year&month=0&day=0\">$year</a><br>\n";
if ($year==$yeargiven) {
echo "<ul><li>\n";
for ($month=($year==$yearbegin?$monthbegin:1);
$month<=($year==$yearnow?$monthnow:12);
$month++) {
echo "<a href=\"$PHP_SELF?year=$year&month=$month&day=0\">$monthnames[$month]</a>\n";
if ($month==$monthgiven) {
echo "<ul><li>\n";
for ($day=($year==$yearbegin&&$month==$monthbegin?$daybegin:1);
$day<=($year==$yearnow&&$month==$monthnow?$daynow:$daymonths[$month]);
$day++) {
echo "<a href=\"$PHP_SELF?year=$year&month=$month&day=$day\">$day</a> \n";
}
echo "</li></ul>\n";
}
}
echo "</li></ul>\n";
}
}
echo "</ul>\n";
}
?>
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