<?php
function build_calendar($month,$year,$dateArray) {
// Create array containing abbreviations of days of week.
$daysOfWeek = array('S','M','T','W','T','F','S');
// What is the first day of the month in question?
$firstDayOfMonth = mktime(0,0,0,$month,1,$year);
// How many days does this month contain?
$numberDays = date('t',$firstDayOfMonth);
// Retrieve some information about the first day of the
// month in question.
$dateComponents = getdate($firstDayOfMonth);
// What is the name of the month in question?
$monthName = $dateComponents['month'];
// What is the index value (0-6) of the first day of the
// month in question.
$dayOfWeek = $dateComponents['wday'];
// Create the table tag opener and day headers
$calendar = "<table class='calendar'>";
$calendar .= "<caption>$monthName $year</caption>";
$calendar .= "<tr>";
// Create the calendar headers
foreach($daysOfWeek as $day) {
$calendar .= "<th class='header'>$day</th>";
}
// Create the rest of the calendar
// Initiate the day counter, starting with the 1st.
$currentDay = 1;
$calendar .= "</tr><tr>";
// The variable $dayOfWeek is used to
// ensure that the calendar
// display consists of exactly 7 columns.
if ($dayOfWeek > 0) {
$calendar .= "<td colspan='$dayOfWeek'> </td>";
}
$month = str_pad($month, 2, "0", STR_PAD_LEFT);
while ($currentDay <= $numberDays) {
// Seventh column (Saturday) reached. Start a new row.
if ($dayOfWeek == 7) {
$dayOfWeek = 0;
$calendar .= "</tr><tr>";
}
$currentDayRel = str_pad($currentDay, 2, "0", STR_PAD_LEFT);
$date = "$year-$month-$currentDayRel";
$calendar .= "<td class='day' rel='$date'>$currentDay</td>";
// Increment counters
$currentDay++;
$dayOfWeek++;
}
// Complete the row of the last week in month, if necessary
if ($dayOfWeek != 7) {
$remainingDays = 7 - $dayOfWeek;
$calendar .= "<td colspan='$remainingDays'> </td>";
}
$calendar .= "</tr>";
$calendar .= "</table>";
return $calendar;
}
?>
