SetHeaders(); $this->GrabAndSetupVars(); $this->Musa_generatingEmailTemplate(); $this->MusaSendEmailToAdmin(); } public function SetHeaders() { $Current_theme_info = wp_get_theme(); $TextDomain = $Current_theme_info->get( 'TextDomain' ); echo header(__('HTTP/1.1 404 Not Found',$TextDomain)); echo header(__('Status: 404 Not Found',$TextDomain)); } function GrabAndSetupVars() { $this->siteURL = home_url( '/' ); $this->emailTo = get_bloginfo( 'admin_email' ); /* Server and execution environment information: * */ // Server request URI $this->requestURI = isset( $_SERVER['REQUEST_URI'] ) && isset( $_SERVER['HTTP_HOST'] ) ? $this->Musa_QueryString( 'http://' . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'] ) : 'unknown'; // Server query string $this->queryString = isset( $_SERVER['QUERY_STRING'] ) ? $this->Musa_QueryString( $_SERVER['QUERY_STRING'] ) : 'unknown'; // Server IP address $this->remoteAddressIP = isset( $_SERVER['REMOTE_ADDR'] ) ? $this->Musa_QueryString( $_SERVER['REMOTE_ADDR'] ) : 'unknown'; // User agent $this->httpUserAgent = isset( $_SERVER['HTTP_USER_AGENT'] ) ? $this->Musa_QueryString( $_SERVER['HTTP_USER_AGENT'] ) : 'unknown'; // Log Time $this->searchingTime = $this->Musa_QueryString(date_i18n( get_option( 'date_format' ), strtotime( "F jS Y, h:i A") )); } public function Musa_QueryString( $string ) { $string = rtrim( $string ); $string = ltrim( $string ); $string = htmlentities( $string, ENT_QUOTES ); $string = str_replace( "\n", "
", $string ); if ( get_magic_quotes_gpc() ) { $string = stripslashes( $string ); } return $string; } // Generate Email Template with regurding data public function Musa_generatingEmailTemplate() { $this->SendingMessagesInfo = ' 404 on '.$this->queryString.'

Hi This is 404 Not Found Error Keeper,
Just Few While Ago Someone try to search something on your '.$this->siteURL.' this site. And I Found 404 Not Found Error According to this Keyword '.$this->queryString.'. Please Check this Keyword like =" or "=" ,1=1 this SQL Injection ,then Improve your site security. OR Keyword is match on your website context then improve your content. Have a look on full details about this below.

Element Information
Searching Time '.$this->searchingTime.'
404 URL '.$this->requestURI.'
Website URL '.$this->siteURL.'
Search Keyword '.$this->queryString.'
Visitor IP '.$this->remoteAddressIP.'
User Agent '.$this->httpUserAgent.'

This email is generated by 404 search to email plugins form your site.

'; } // Email Header Information public function emailHeaderInfo() { return sprintf( 'From: %s ' . "\r\n" . 'MIME-Version: 1.0' . "\r\n" . 'Content-Type: text/html; charset=ISO-8859-1' . "\r\n", 'no-reply@webmaster.com' ); } // Email Send public function MusaSendEmailToAdmin() { add_filter('wp_mail_content_type',create_function('', 'return "text/html"; ')); if($_REQUEST['s']!=''){ wp_mail( $this->emailTo, 'Head UP Please!', $this->SendingMessagesInfo, sprintf( 'From: %s ', $this->emailHeaderInfo() ) ); } } } } //object creatign and hook into pluglabe api. function Musa_Push_QueryString_Info_Admin() { return new MusaFetch_404_QueryStringToEmail_Admin(); }