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Seawed/simple_Calendar.php

Created March 29, 2018 08:59
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simple calendar on PHP(without css and js).
Raw
simple_Calendar.php
<html>
<title>
Simple Calendar
</title>
<?php
If (!empty ($_GET['y']) or !empty($_GET['month'])) {
$dateYear=$_GET['y'];
$nowYear = $_GET['y'];
$nowYear2 = $_GET['y'];
$nowMonth = $_GET['month'];
$daysInMont = date('t', strtotime('01.' . $nowMonth . '.' . $nowYear));
$startDayInMonth = date('N', strtotime('01.' . $nowMonth . '.' . $nowYear));
$monthName = date('F', strtotime('01.' . $nowMonth . '.' . $nowYear));
$countDayInPrevousMonth = date('t', strtotime('01.' . ($nowMonth - 1) . '.' . $nowYear));
if ($startDayInMonth>2){
$needToWriteTd = $startDayInMonth-2;
}
} else {
$dateYear=date('Y');
$nowYear = date('Y');
$nowYear2 = date('Y');
$nowMonth = date('n');
$nowDay = date('j', strtotime('01.' . $nowMonth . '.' . $nowYear));
$monthName = date('F', strtotime('01.' . $nowMonth . '.' . $nowYear));
$daysInMont = date('t',strtotime('01.' . $nowMonth . '.' . $nowYear));
$startDayInMonth = date('N', strtotime('01.' . $nowMonth . '.' . $nowYear));
$countDayInPrevousMonth = date('t', strtotime('01.' . ($nowMonth - 1) . '.' . $nowYear));
if ($startDayInMonth>2){
$needToWriteTd = $startDayInMonth-2;
}
}
$tryDays = 0;
$nextDayInNextMonth=1;
if ($nowMonth == 1) {
$nowYear = $nowYear - 1;
} else if ($nowMonth == 12) {
$nowYear2 = $nowYear2 + 1;
}
?>
<body>
<?php
echo $monthName;
?>
<table>
<thead>
<tr>
<td> Mon </td>
<td> Tue </td>
<td> Wed </td>
<td> Thu </td>
<td> Fri </td>
<td> Sat </td>
<td> Sun </td>
</tr>
</thead>
<tbody>
<tr>
<?php
$prevMonthDay = $countDayInPrevousMonth - $needToWriteTd;
for (; $prevMonthDay <= $countDayInPrevousMonth; $prevMonthDay++) {
echo "<td>
<a href='?month=" . ($nowMonth == 1 ? 12 : $nowMonth - 1) . "&y="
.$nowYear . "'>" . $prevMonthDay . "</a>
</td>";
$tryDays++;
}
for ($day = 1; $day <= $daysInMont; $day++) {
if(($tryDays + $day)% 7 ==1){
echo'</tr><tr>';
}
echo "<td data-year='" . $dateYear . "' data-month='" . $nowMonth .
"'><div>$day</div></td>";
}
for (;($tryDays + $day) % 7 !==1;$day++){
echo "<td><a href='?month=" . ($nowMonth == 12 ? 1 :
$nowMonth
+ 1) . "&y=" .
$nowYear2 . "'>" . $nextDayInNextMonth . "</a></td>";
$nextDayInNextMonth++;
}
?>
</tr>
<tr>
<td> Mon </td>
<td> Tue </td>
<td> Wed </td>
<td> Thu </td>
<td> Fri </td>
<td> Sat </td>
<td> Sun </td>
</tr>
</tbody>
</table>
</body>
</html>
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