PHPでウィークリーカレンダー
週間表示形式のカレンダーを生成
PHP
/**
*
* PHPでウィークリーカレンダー
*
* @param int $year
* @param int $month
* @param int $day
* @return array
*/
function getCalendarWeekly($year, $month, $day)
{
// 先月
$first_week = 8 - date('w', mktime(0, 0, 0, $month, 1, $year));
if ($first_week >= $day) {
$before_days = date('w', mktime(0, 0, 0, $month, 1, $year)) - 1;
for ($i = $before_days; $i > 0; $i--){
$calendar[] = array(date('Y-m-d', mktime(0, 0, 0, $month, 1 - $i, $year)), 'last_month');
}
}
// 今月
$total = date('t', mktime(0, 0, 0, $month, 1, $year));
$this_week = date('w', mktime(0, 0, 0, $month, $day, $year));
if ($this_week == 0) {
$this_week = 7;
}
if ($day - $this_week + 1 > 1) {
$begin_day = $day - $this_week + 1;
} else {
$begin_day = 1;
}
if ($day + 7 - $this_week < $total) {
$end_day = $day + 7 - $this_week;
} else {
$end_day = $total;
}
for ($i = $begin_day; $i <= $end_day; $i++){
$calendar[] = array(sprintf('%s-%02d-%02d', $year, $month, $i), 'this_month');
}
// 来月
$last_week = $total + 1 - date('w', mktime(0, 0, 0, $month, $total, $year));
if ($last_week <= $day) {
$after_days = 8 - date('w', mktime(0, 0, 0, $month + 1, 1, $year));
for ($i = 0; $i < $after_days; $i++){
$calendar[] = array(date('Y-m-d', mktime(0, 0, 0, $month + 1, 1 + $i, $year)), 'next_month');
}
}
// 今日（指定日）
$today = sprintf('%s-%02d-%02d', $year, $month, $day);
// 先週の同じ曜日
$last_day = date('Y-m-d', mktime(0, 0, 0, $month, $day - 7, $year));
// 来週の同じ曜日
$next_day = date('Y-m-d', mktime(0, 0, 0, $month, $day + 7, $year));
return array($calendar, $today, $last_day, $next_day);
}
指定日が2013-01-15の場合は、2013-01-14～2013-01-20が配列にセットされる。
Array
(
[0] => Array
(
[0] => Array
(
[0] => 2013-01-14
[1] => this_month
)
[1] => Array
(
[0] => 2013-01-15
[1] => this_month
)
[2] => Array
(
[0] => 2013-01-16
[1] => this_month
)
[3] => Array
(
[0] => 2013-01-17
[1] => this_month
)
[4] => Array
(
[0] => 2013-01-18
[1] => this_month
)
[5] => Array
(
[0] => 2013-01-19
[1] => this_month
)
[6] => Array
(
[0] => 2013-01-20
[1] => this_month
)
)
[1] => 2013-01-15
[2] => 2013-01-08
[3] => 2013-01-22
)
Smarty
<table>
<caption>
<a href="/weekly/{$last_day}">＜</a>
<a href="/weekly/{$today}">{$today|date_format:'%Y/%m'}</a>
<a href="/weekly/{$next_day}">＞</a>
</caption>
<thead>
<tr>
<th>月</th>
<th>火</th>
<th>水</th>
<th>木</th>
<th>金</th>
<th>土</th>
<th>日</th>
</tr>
</thead>
<tbody>
<tr>
{foreach $calendar as $calendarKey => $calendarVal}
<td class="{$calendarVal[1]}{if $today == $calendarVal[0]} today{/if}"><a href="/weekly/{$calendarVal[0]}">{$calendarVal[0]|date_format:'%e'}</a></td>
{/foreach}
</tr>
</tbody>
</table>
＜をクリックすると先週のカレンダーを表示。
＞をクリックすると来週のカレンダーを表示。
サンプル
