//ajax请求
if (isset($_SERVER["HTTP_X_REQUESTED_WITH"]) && strtolower($_SERVER["HTTP_X_REQUESTED_WITH"]) == "xmlhttprequest") {
if ($ajaxMethod == 'showChart') {
$detail = MailStatistics::getLoginCountForHoursData($start_date, $end_date);
$list = array();
foreach ($detail as $item) {
$list['DAYS'][] = $item['MAIL_TIME'] . str_pad($item['HOURS'], 2, '0', STR_PAD_LEFT);
$list['NUMS'][] = $item['NUM'];
}
$res = array();
$res['list'] = $list;
$res = json_encode($res);
exit($res);
}
if ($ajaxMethod == 'showImg') {
$data = MailStatistics::getLoginCountForHours($start_date, $end_date, $width, $height);
$jpg = $data[0]['IMAGE'];
if (!empty($jpg)) {
$filename = 'LoginCountForHours.png';
$file = file_put_contents(ADMIN_BASE_RIMAGE . $filename, $jpg);
//打开文件准备写入
$imgurl = ADMIN_URL_RIMAGE . $filename . '?' . microtime(true);
$img = "<center><img src=\"{$imgurl}\"></center>";
} else {
$img = "图片加载失败";
}
$res = array();
$res['img'] = $img;
$res = json_encode($res);
exit($res);
}