TCExam文件代码注释分析（后台首页admin/code/index.php）

TCExam文件代码注释分析（后台首页admin/code/index.php）

<?php
require_once('../config/tce_config.php');
$pagelevel = K_AUTH_INDEX;
require_once('../../shared/code/tce_authorization.php');
require_once('tce_page_header.php');
echo '<div style="border:1px solid #f00; padding:5px; margin:10px; background-color:#DDEEFF;font-weight:bold; font-size:30px;">TCExam 在线考试系统-后台管理</div>'.K_NEWLINE;
/***********************start显示考试次数限制（剩余次数）信息*********************/
$limits = '';
if(K_REMAINING_TESTS !== false){    //如果开启了测试计数
    $limits .= '<tr';
    if (K_REMAINING_TESTS <= 0) {
        $limits .= ' style="text-align:right;background-color:#FFCCCC;" title="'.$l['w_over_limit'].'"';
    } else {
        $limits .= ' style="text-align:right;background-color:#CCFFCC;" title="'.$l['w_under_limit'].'"';
    }
    $limits .= '><td style="text-align:left;">'.$l['w_total'].'</td><td>&nbsp;</td><td>&nbsp;</td><td>'.K_REMAINING_TESTS.'</td></tr>';
}
$now = time();
$enddate = date(K_TIMESTAMP_FORMAT, $now);
if (K_MAX_TESTS_DAY !== false) {    //如果开启了：一天内允许最大的测试次数
    $startdate = date(K_TIMESTAMP_FORMAT, ($now - K_SECONDS_IN_DAY));
    $numtests = F_count_rows(K_TABLE_TESTUSER_STAT, 'WHERE tus_date>=\''.$startdate.'\' AND tus_date<=\''.$enddate.'\'');
    $limits .= '<tr';
    if ((K_MAX_TESTS_DAY - $numtests) <= 0) {
        $limits .= ' style="text-align:right;background-color:#FFCCCC;" title="'.$l['w_over_limit'].'"';
    } else {
        $limits .= ' style="text-align:right;background-color:#CCFFCC;" title="'.$l['w_under_limit'].'"';
    }
    $limits .= '><td style="text-align:left;">'.$l['w_day'].'</td><td>'.K_MAX_TESTS_DAY.'</td><td>'.$numtests.'</td><td><strong>'.(K_MAX_TESTS_DAY - $numtests).'</strong></td></tr>';
}
if (K_MAX_TESTS_MONTH !== false) {  //如果开启了：一月内允许最大的测试次数
    $startdate = date(K_TIMESTAMP_FORMAT, ($now - K_SECONDS_IN_MONTH));
    $numtests = F_count_rows(K_TABLE_TESTUSER_STAT, 'WHERE tus_date>=\''.$startdate.'\' AND tus_date<=\''.$enddate.'\'');
    $limits .= '<tr';
    if ((K_MAX_TESTS_MONTH - $numtests) <= 0) {
        $limits .= ' style="text-align:right;background-color:#FFCCCC;" title="'.$l['w_over_limit'].'"';
    } else {
        $limits .= ' style="text-align:right;background-color:#CCFFCC;" title="'.$l['w_under_limit'].'"';
    }
    $limits .= '><td style="text-align:left;">'.$l['w_month'].'</td><td>'.K_MAX_TESTS_MONTH.'</td><td>'.$numtests.'</td><td><strong>'.(K_MAX_TESTS_MONTH - $numtests).'</strong></td></tr>';
}
if (K_MAX_TESTS_YEAR !== false) {   //如果开启了：一年内允许最大的测试次数
    $startdate = date(K_TIMESTAMP_FORMAT, ($now - K_SECONDS_IN_YEAR));
    $numtests = F_count_rows(K_TABLE_TESTUSER_STAT, 'WHERE tus_date>=\''.$startdate.'\' AND tus_date<=\''.$enddate.'\'');
    $limits .= '<tr';
    if ((K_MAX_TESTS_YEAR - $numtests) <= 0) {
        $limits .= ' style="text-align:right;background-color:#FFCCCC;" title="'.$l['w_over_limit'].'"';
    } else {
        $limits .= ' style="text-align:right;background-color:#CCFFCC;" title="'.$l['w_under_limit'].'"';
    }
    $limits .= '><td style="text-align:left;">'.$l['w_year'].'</td><td>'.K_MAX_TESTS_YEAR.'</td><td>'.$numtests.'</td><td><strong>'.(K_MAX_TESTS_YEAR - $numtests).'</strong></td></tr>';
}
if (strlen($limits) > 0) {
    echo '<table style="border: 1px solid #808080;margin-left:auto; margin-right:auto;"><tr><th colspan="4" style="text-align:center;">'.$l['w_remaining_tests'].'</th></tr><tr style="background-color:#CCCCCC;"><th>'.$l['w_limit'].'</th><th>'.$l['w_max'].'</th><th>'.$l['w_executed'].'</th><th>'.$l['w_remaining'].'</th></tr>'.$limits.'</table><br />'.K_NEWLINE;
}
/****************end 显示考试次数限制信息********************/
echo $l['d_admin_index'];
require_once('tce_page_footer.php');