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index.php
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index.php
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html" charset="UTF-8" />
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width,initial-scale1">
<title>トップページ - カレンダー</title>
</head>
<body>
<?php
//セッションスタート
session_start();
// ログイン状態のチェック
if (!isset($_SESSION["user"])) {
header("Location: login.php");
exit;
}
if ($_SESSION['user'] == 1){
header("Location: user/adduser.php");
exit;
}
?>
<p>ようこそ、<?=htmlspecialchars($_SESSION["UserName"], ENT_QUOTES); ?>さん</p>
<p> <a href="function.php">各種機能</a> <a href="logout.php">ログアウト</a></p>
<?php
//初期変数指定
$ym_now = date("Ym");
$year = substr($ym_now, 0, 4);
$month = substr($ym_now, 4, 2);
//アドレスから変数取得
if(isset($_GET['year'])) {
$year = $_GET['year'];
}
if(isset($_GET['month'])) {
$month = $_GET['month'];
}
//1～9月に01月となるのを対処
if($month < 10){
$month = $month%10;
}
/* cal関数
与えられたyearとmonthからその月のカレンダーを作成する */
function cal( $year, $month ){
print "$year 年 $month 月\n";
//カレンダー出力
print "<table border=\"1\" id=\"mainCal\">\n";
print "<tr><th>日</th><th>月</th><th>火</th><th>水</th><th>木</th><th>金</th><th>土</th></tr>\n";
$day = 1;
print "<tr>";
for( $i=0; $i < date("w", mktime(0, 0, 0, $month, $day, $year)); $i++){
print "<th></th>";
}
while (checkdate($month, $day, $year)) {
print "<td><a href=\"schedule.php?year=$year&month=$month&day=$day\">$day</a></td>";
if( date("w", mktime(0, 0, 0, $month, $day, $year)) == 6 ){
print "</tr>";
if ( checkdate($month, $day+7, $year) == false ){
print "<tr>";
}
}
$day++;
}
print "</table>\n";
}
/* selectMonth
月を切り替える */
function selectMonth($year,$month){
$ym_now = date("Ym");
$y = substr($ym_now, 0, 4)-1;
$m = substr($ym_now, 4, 2);
$html = "<Form name=\"selectMonth\"><SELECT name=\"year\">\n";
for($i=0; $i<3; $i++){
if ($y == $year){
$html .="<OPTION value=\"$y\" selected>$y</OPTION>\n";
}else{
$html .="<OPTION value=\"$y\">$y</OPTION>\n";
}
$y++;
}
$html .="</SELECT>年\n<SELECT name=\"month\">\n";
for($i=1; $i<=12; $i++){
if ($i == $month){
$html .="<OPTION value=\"$i\"selected>$i</OPTION>\n";
}else{
$html .="<OPTION value=\"$i\">$i</OPTION>\n";
}
}
$html .="</SELECT>月\n";
print $html;
print "<input type=\"button\" value=\"表示\" onclick=\"changePage();\"></Form>\n";
}
//実行
cal($year,$month);
selectMonth($year,$month);
?>
<script>
/* 月切り替えのボタンが押さえれたときの処理 */
function changePage(){
var year =document.selectMonth.year.value;
var month =document.selectMonth.month.value;
var link = "index.php?year="+year+"&month="+month;
window.location.href = link;
}
</script>
<p><a href="schedule_list.php">今日以降のスケジュール一覧</a><br>
<a href="schedule/addschedule.php">スケジュール追加</a>
</p>
</body>
</HTML>