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<?php
$module = array();
class Calendar {
var $date;
function calendar($date) {
$this->date = $date;
}
function display() {
// Extract information from the given date:
$month = date("n", $this->date);
$year = date("Y", $this->date);
$day = date("d", $this->date);
// Extract first day of the month:
$first = date("w", mktime(0, 0, 0, $month, 1, $year));
// Extract last day of the month:
$last = date("t", mktime(0, 0, 0, $month, 1, $year));
// Calculate previous and next months dates:
$prev = mktime(0, 0, 0, $month - 1, $day, $year);
$next = mktime(0, 0, 0, $month + 1, $day, $year);
// Generate calendar header:
$output .= "\n<!-- calendar -->\n";
$output .= "<TABLE WIDTH=\"100%\" BORDER=\"1\" CELLSPACING=\"0\" CELLPADDING=\"1\">\n";
$output .= " <TR><TD ALIGN=\"center\" COLSPAN=\"7\"><SMALL><A HREF=\"index.php?date=$prev\"><</A> ". date("F Y", $this->date) ." <A HREF=\"index.php?date=$next\">></A></SMALL></TD></TR>\n";
$output .= " <TR><TD ALIGN=\"center\"><SMALL>S</SMALL></TD><TD ALIGN=\"center\"><SMALL>M</SMALL></TD><TD ALIGN=\"center\"><SMALL>T</SMALL></TD><TD ALIGN=\"center\"><SMALL>W</SMALL></TD><TD ALIGN=\"center\"><SMALL>T</SMALL></TD><TD ALIGN=\"center\"><SMALL>F</SMALL></TD><TD ALIGN=\"center\"><SMALL>S</SMALL></TD></TR>\n";
// Initialize temporary variables:
$nday = 1;
$sday = $first;
// Loop through all the days of the month:
while ($nday <= $last) {
// Set up blank days for first week of the month:
if ($first) {
$output .= " <TR><TD COLSPAN=\"$first\"> </TD>\n";
$first = 0;
}
// Start every week on a new line:
if ($sday == 0) $output .= " <TR>\n";
// Print one cell:
$date = mktime(23, 59, 59, $month, $nday, $year);
if ($nday == $day) $output .= " <TD ALIGN=\"center\"><SMALL><B>$nday</B></SMALL></TD>\n";
else if ($date > time()) $output .= " <TD ALIGN=\"center\"><SMALL>$nday</SMALL></TD>\n";
else $output .= " <TD ALIGN=\"center\"><SMALL><A HREF=\"index.php?date=$date\" STYLE=\"text-decoration: none;\">$nday</A></SMALL></TD>\n";
// Start every week on a new line:
if ($sday == 6) $output .= " </TR>\n";
// Update temporary variables:
$sday++;
$sday = $sday % 7;
$nday++;
}
// Complete the calendar:
if ($sday) {
$end = 7 - $sday;
$output .= " <TD COLSPAN=\"$end\"> </TD>\n </TR>\n";
}
$output .= "</TABLE>\n\n";
// Return calendar:
return $output;
}
}
?>
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