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/home/pharmacy/public_html/wp-content/plugins/sendpress/classes/class-sendpress-data.php
<?php
// Prevent loading this file directly
if ( !defined('SENDPRESS_VERSION') ) {
	header('HTTP/1.0 403 Forbidden');
	die;
}

class SendPress_Data extends SendPress_DB_Tables {


	static function devicetypes($value){
		$v = array('computer'=>1,'phone'=>2,'tablet'=>3);
		if(is_string($value)){
			return $v[$value];
		}
		if(is_int($value)){
			return array_search($value, $v);
		}
	}


	static function nonce(){
		return 'sendpress-is-awesome';
	}

	static function nonce_field(){
		wp_nonce_field( SendPress_Data::nonce() );
	}

	static function email_post_type(){
		return 'sp_newsletters';
	}

	static function template_post_type(){
		return 'sptemplates';
	}

	static function report_post_type(){
		return 'sp_report';
	}

	static function gmdate(){
		return gmdate('Y-m-d H:i:s');
	}

	/********************* BASE static functionS **************************/

	static function wpdbQuery($query, $type) {
		global $wpdb;
		$result = $wpdb->$type( $query );
		return $result;
	}

	static function wpdbQueryArray($query) {
		global $wpdb;
		$result = $wpdb->get_results( $query , ARRAY_N);
		return $result;
	}


	static function let_to_num( $v ) {

		$l   = substr( $v, -1 );
		$ret = substr( $v, 0, -1 );

		switch ( strtoupper( $l ) ) {
			case 'P':
				$ret *= 1024;
			case 'T':
				$ret *= 1024;
			case 'G':
				$ret *= 1024;
			case 'M':
				$ret *= 1024;
			case 'K':
				$ret *= 1024;
				break;
		}
		return $ret;
	}

	/********************* BASE static functionS **************************/

	/********************* QUEUE static functionS **************************/

	static function get_email_id_from_queue(){
		global $wpdb;
		$date = date_i18n('Y-m-d H:i:s');
		return $wpdb->get_results($wpdb->prepare("SELECT DISTINCT emailID FROM ". SendPress_Data::queue_table() ." WHERE success = 0 AND max_attempts != attempts AND inprocess = 0 and ( date_sent = '0000-00-00 00:00:00' or date_sent < %s ) ", $date));

	}

	static function get_single_email_from_queue( $override = false ){
		global $wpdb;
		$date = date_i18n('Y-m-d H:i:s', current_time( 'timestamp' ) );

		//SELECT id FROM wp_sendpress_queue WHERE success = 0 AND max_attempts != attempts AND inprocess = 0 and ( date_sent = '0000-00-00 00:00:00' or date_sent < '2015-03-04 20:24:04' )
		$list = $wpdb->get_results($wpdb->prepare("SELECT id FROM ". SendPress_Data::queue_table() ." WHERE success = 0 AND max_attempts != attempts AND inprocess = 0 and ( date_sent = '0000-00-00 00:00:00' or date_sent < %s ) LIMIT 50 ", $date));
		if(!empty($list)){

			$ele = array_rand($list);


			$info = $wpdb->get_row( $wpdb->prepare("SELECT * FROM ". SendPress_Data::queue_table() ." WHERE id = %d ", $list[$ele]->id ) );

			if( $info->success > 0 || $info->inprocess > 0 || $info->max_attempts <= $info->attempts ){
				return null;
			}

			return $info;
		}
		return null;

	}

	static function get_single_email_from_queue_by_id( $id ){
		global $wpdb;
		//$date = date_i18n('Y-m-d H:i:s', current_time( 'timestamp' ) );

		//SELECT id FROM wp_sendpress_queue WHERE success = 0 AND max_attempts != attempts AND inprocess = 0 and ( date_sent = '0000-00-00 00:00:00' or date_sent < '2015-03-04 20:24:04' )


			$info = $wpdb->get_row( $wpdb->prepare("SELECT * FROM ". SendPress_Data::queue_table() ." WHERE id = %d ", $id ) );

			if( $info->success > 0 || $info->inprocess > 0 || $info->max_attempts <= $info->attempts ){
				return null;
			}

			return $info;


	}

	static function remove_email_from_queue($id){
		global $wpdb;
		$table = self::queue_table();
		$wpdb->query( $wpdb->prepare("DELETE FROM $table WHERE id = %d", $id ) );
	}

	static function remove_from_queue($id){
		global $wpdb;
		$table = self::queue_table();
		$wpdb->query( $wpdb->prepare("UPDATE $table SET success = 86 WHERE emailID = %d", $id ) );
		//$wpdb->query( $wpdb->prepare("DELETE FROM $table WHERE emailID = %d", $id ) );
	}

	static function delete_queue_emails(){
		$table = self::queue_table();
		self::wpdbQuery("DELETE FROM $table WHERE success = 0 AND max_attempts > attempts", 'query');
	}

	static function delete_stuck_queue_emails(){
		$table = self::queue_table();
		self::wpdbQuery("DELETE FROM $table WHERE success = 0 AND max_attempts = attempts ", 'query');
	}

	static function queue_email_process($id){
		$table = self::queue_table();
		global $wpdb;
		$result = $wpdb->update( $table ,array('inprocess'=>'1','last_attempt'=>date('Y-m-d H:i:s')), array('id'=> $id) );

	}

	static function requeue_emails(){
		$table = self::queue_table();
		global $wpdb;
		$result = $wpdb->update( $table ,array('attempts'=>'0'), array('attempts'=> '1' ,'success'=>'0') );

	}

	static function requeue_email( $emailid ) {
		global $wpdb;

		$table = SendPress_Data::queue_table();

		$result = $wpdb->update( $table, array( 'attempts' => 0, 'inprocess' => 0 ), array( 'id' => $emailid ) );

	}

	static function emails_in_queue($id = false){
		global $wpdb;
		$table = self::queue_table();
		if($id == false){
			$query = "SELECT COUNT(*) FROM $table where success = 0";
			 $query.=" AND ( date_sent = '0000-00-00 00:00:00' or date_sent < '".date_i18n('Y-m-d H:i:s', current_time( 'timestamp' ) )."') ";

       		$list_id = SPNL()->validate->_int('listid');
	        if( $list_id > 0 ){
	           $wpdb->prepare(" AND listID = %d", $list_id );
	        }

	        $qs = SPNL()->validate->_string('qs');
	        if(!empty($qs)){
	          $query .=  $wpdb->prepare("AND to_email LIKE '%%s%'", $qs ) ;
			}

		} else {
			$query = $wpdb->prepare("SELECT COUNT(*) FROM $table where emailID = %d and success = 0", $id );
		}
		return $wpdb->get_var( $query );
	}

	static function emails_maxed_in_queue($id = false){
		global $wpdb;
		$table = self::queue_table();
		if($id == false){
			$query = "SELECT COUNT(*) FROM $table where success = 0";
			 $query.=" AND ( date_sent = '0000-00-00 00:00:00' or date_sent < '".date_i18n('Y-m-d H:i:s')."') ";

	        $list_id = SPNL()->validate->_int('listid');
	        if( $list_id > 0 ){
	           $wpdb->prepare(" AND listID = %d", $list_id );
	        }

	        $qs = SPNL()->validate->_string('qs');
	        if(!empty($qs)){
	          $query .=  $wpdb->prepare("AND to_email LIKE '%%s%'", $qs ) ;
			}

	        $query .= " AND max_attempts = attempts ";

		} else {
			$query = $wpdb->prepare("SELECT COUNT(*) FROM $table where emailID = %d and success = 0", $id );
		}
		return $wpdb->get_var( $query );
	}

	static function emails_active_in_queue($id = false){
		global $wpdb;
		$table = self::queue_table();
		if($id == false){
			$query = "SELECT COUNT(*) FROM $table where success = 0";
			$query.=" AND ( date_sent = '0000-00-00 00:00:00' or date_sent < '".date_i18n('Y-m-d H:i:s')."') ";

	       	 $list_id = SPNL()->validate->_int('listid');
	        if( $list_id > 0 ){
	           $wpdb->prepare(" AND listID = %d", $list_id );
	        }

	        $qs = SPNL()->validate->_string('qs');
	        if(!empty($qs)){
	          $query .=  $wpdb->prepare("AND to_email LIKE '%%s%'", $qs ) ;
			}

	        $query .= " AND max_attempts > attempts ";

		} else {
			$query = $wpdb->prepare("SELECT COUNT(*) FROM $table where emailID = %d and success = 0", $id );
		}
		return $wpdb->get_var( $query );
	}



	static function emails_stuck_in_queue($id = false){
		global $wpdb;
		$table = self::queue_table();
		$hour_ago = strtotime('-1 hour');
		$hour = date('Y-m-d H:i:s', $hour_ago);
		$query = "SELECT COUNT(*) FROM $table where success = 0 and (( inprocess = 1 and last_attempt < %s and last_attempt != '0000-00-00 00:00:00') or (max_attempts = attempts) ) ";
		return $wpdb->get_var( $wpdb->prepare($query,  $hour) );
	}



	static function get_lists_in_queue(){
		global $wpdb;
		$table = self::queue_table();
		$hour_ago = strtotime('-1 hour');
		$hour = date('Y-m-d H:i:s', $hour_ago);
		$query = "SELECT listID FROM $table where success = 0 group by listID ";
		$id=$wpdb->get_results( $query );
		$listdata = array();
		foreach ($id as $list) {
			$listdata[] = array('id'=>$list->listID,'title'=>get_the_title($list->listID));
		}


		return $listdata;
	}

	static function clean_queue_table(){
		global $wpdb;


		$hour_ago = strtotime('-1 hour');
		$hour = date('Y-m-d H:i:s', $hour_ago);
		$days_to_save = SendPress_Option::get('queue-history',7);
		$x_days_past = strtotime('-'.$days_to_save.' day');
		$day = date('Y-m-d H:i:s', $x_days_past);

		$table = self::queue_table();
		$query = $wpdb->prepare("DELETE FROM $table where last_attempt < %s and success = %d", $day, 1 );
		$wpdb->query( $query );
		$query = $wpdb->prepare("UPDATE $table set inprocess = 0 where last_attempt < %s and success = %d and inprocess = %d", $hour, 0 ,1 );
		$wpdb->query( $query );


	}

	static function emails_sent_in_queue($type = "hour" ){

		global $wpdb;

		if($type == "hour"){
			$hour_ago = strtotime('-1 hour');
			$time = date('Y-m-d H:i:s', $hour_ago);
		}
		if($type == "day"){
			$hour_ago = strtotime('-1 day');
			$time = date('Y-m-d H:i:s', $hour_ago);

		}
		$table = self::queue_table();
		if($type == "All"){

			$query = $wpdb->prepare("SELECT COUNT(*) FROM $table where success = %d", 1 );

			return $wpdb->get_var( $query );

		}

		$query = $wpdb->prepare("SELECT COUNT(*) FROM $table where last_attempt > %s and success = %d", $time, 1 );
		return $wpdb->get_var( $query );
	}

	static function emails_sent_in_queue_for_report($id = false){

		global $wpdb;

		if($id == false){
			return 0;
		}

		$table = self::queue_table();
		$query = $wpdb->prepare("SELECT COUNT(*) FROM $table where emailID = %d AND success >= %d", $id, 1 );

		return $wpdb->get_var( $query );
	}


	static function process_with_iron( $id ){
		global $wpdb;
		$table = self::queue_table();
		$query = $wpdb->prepare("SELECT id from $table where id = %d and inprocess = %d" , $id , 0 );
		$id = $wpdb->get_var($query);
		if(!isset($id)){
			return 0;
		}
		$result = $wpdb->update( $table ,array('inprocess'=>'1','last_attempt'=>date('Y-m-d H:i:s')), array('id'=> $id) );
		return $result;
	}


	static function fetch_queue_for_iron(){
		global $wpdb;
		$table = self::queue_table();

		$counter = SendPress_Option::get('last_queue_id');
		if($counter == false){
			$coutner = 0;
		} else {
				$query = $wpdb->prepare("SELECT id from $table where id = %d" , $counter+1);
				$id = $wpdb->get_var($query);
				if(!isset($id)){
					$counter= 0;
				}
		}

		$query = $wpdb->prepare("SELECT * FROM $table  WHERE id > %d LIMIT 10" , $counter);

		$data =  $wpdb->get_results( $query , ARRAY_A );

		$end = end($data);
		if($end['id']){
			SendPress_Option::set('last_queue_id', $end['id']);
		}
		return $data;


	}


	static function add_email_to_queue($values){
		global $wpdb;
		$table = SendPress_Data::queue_table();
		$messageid = SendPress_Data::unique_message_id();
		$values["messageID"] = $messageid;
		$values["max_attempts"] = 1;
		$values["date_published"] = date('Y-m-d H:i:s');
		$wpdb->insert( $table, $values);
		return $wpdb->insert_id;
	}

	static	function unique_message_id() {
		if ( isset($_SERVER['SERVER_NAME'] ) ) {
	      	$servername = $_SERVER['SERVER_NAME'];
	    } else {
	      	$servername = 'localhost.localdomain';
	    }
	    $uniq_id = md5(uniqid(time()));
	    $result = sprintf('%s@%s', $uniq_id, $servername);
	    return $result;
	}



	static function get_charset_types(){
		return array(
				"UTF-8",
				"UTF-7",
				"BIG5",
				"ISO-8859-1",
				"ISO-8859-2",
				"ISO-8859-3",
				"ISO-8859-4",
				"ISO-8859-5",
				"ISO-8859-6",
				"ISO-8859-7",
				"ISO-8859-8",
				"ISO-8859-9",
				"ISO-8859-10",
				"ISO-8859-13",
				"ISO-8859-14",
				"ISO-8859-15",
				"Windows-1251",
				"Windows-1252");

	}

	static function build_social($color = ''){
		$link = SendPress_Option::get('socialicons');
		$socialsize = SendPress_Option::get('socialsize','large');
		$px = '32px';
		switch($socialsize){
			case  'small':
				$px = '16px';
			break;
			case 'text':
				$px = 'text';
				break;


		}
		$output ='';
		$c = 1;
		if($color !== ''){
			$color = 'style="color: '.$color.';"';
		}
		if( is_array( $link ) && !empty($link) ) {
		ksort($link);
		foreach($link as $key => $url ){
				if (strpos($key, '-image') !== false) {
					continue;
				}


				if($px !== 'text'){
					$image_url = SENDPRESS_URL .'img/'. $px .'/'. $key .'.png';
					if( isset($link[$key . '-image'] )) {
						$image_url = $link[$key . '-image'];
					} 

					$output .= '<a href="'. $url .'" ><img class="sp-social" width="'.$px.'" src="'. $image_url .'" alt="'. $key .'" /></a> ';
				} else {
					if($c > 1){
						$output .= ' | ';
					}

					$output .= '<a href="'. $url .'" '.$color.'>'. $key .'</a>';
				}
				$c++;
			}
		}
			return $output;
	}

	static function social_icons(){
		return array(
    		'500px' => 'e.g. http://500px.com/username',
			'AddThis' => 'e.g. http://www.addthis.com',
			'AppNet' => 'e.g. http://app.net/username',
			'Behance' => 'e.g. http://www.behance.net/username',
			'Blogger' => 'e.g. http://username.blogspot.com',
			'Mail' => 'e.g. mailto:user@name.com',
			'Delicious' => 'e.g. http://delicious.com/username',
			'DeviantART' => 'e.g. http://username.deviantart.com/',
			'Digg' => 'e.g. http://digg.com/username',
			'Dopplr' => 'e.g. http://www.dopplr.com/traveller/username',
			'Dribbble' => 'e.g. http://dribbble.com/username',
			'Evernote' => 'e.g. http://www.evernote.com',
			'Facebook' => 'e.g. http://www.facebook.com/username',
			'Flickr' => 'e.g. http://www.flickr.com/photos/username',
			'Forrst' => 'e.g. http://forrst.me/username',
			'GitHub' => 'e.g. https://github.com/username',
			'Google+' => 'e.g. http://plus.google.com/userID',
			'Grooveshark' => 'e.g. http://grooveshark.com/username',
			'Instagram' => 'e.g. http://instagr.am/p/picID',
			'Lastfm' => 'e.g. http://www.last.fm/user/username',
			'LinkedIn' => 'e.g. http://www.linkedin.com/in/username',
			'MySpace' => 'e.g. http://www.myspace.com/userID',
			'Path' => 'e.g. https://path.com/p/picID',
			'PayPal' => 'e.g. mailto:email@address',
			'Picasa' => 'e.g. https://picasaweb.google.com/userID',
			'Pinterest' => 'e.g. http://pinterest.com/username',
			'Posterous' => 'e.g. http://username.posterous.com',
			'Reddit' => 'e.g. http://www.reddit.com/user/username',
			'RSS' => 'e.g. http://example.com/feed',
			'ShareThis' => 'e.g. http://sharethis.com',
			'Skype' => 'e.g. skype:username',
			'Soundcloud' => 'e.g. http://soundcloud.com/username',
			'Spotify' => 'e.g. http://open.spotify.com/user/username',
			'StumbleUpon' => 'e.g. http://www.stumbleupon.com/stumbler/username',
			'Tumblr' => 'e.g. http://username.tumblr.com',
			'Twitter' => 'e.g. http://twitter.com/username',
			'Viddler' => 'e.g. http://www.viddler.com/explore/username',
			'Vimeo' => 'e.g. http://vimeo.com/username',
			'Virb' => 'e.g. http://username.virb.com',
			'Windows' => 'e.g. http://www.apple.com',
			'WordPress' => 'e.g. http://username.wordpress.com',
			'YouTube' => 'e.g. http://www.youtube.com/user/username',
			'Zerply' => 'e.g. http://zerply.com/username'
    	);
	}

	static function get_encoding_types(){
		return array("8bit", "7bit", "binary", "base64",  "quoted-printable");
	}
	/********************* QUEUE static functionS **************************/

	/********************* POST NOTIFICATION static functionS ***************/

	static function get_post_notification_types(){
		return array("pn-instant" => "Instant", "pn-daily" => "Daily", "pn-weekly" => "Weekly");
	}

	/********************* POST NOTIFICATION static functionS ***************/

	/********************* REPORTS static functionS **************************/

   	//TO BE REMOVED
    static function update_report_sent_count( $id ) {
    	return;
    }

    static function get_last_report(){
    	$f = get_posts(array('post_type' => 'sp_report','posts_per_page'   => 1));
    	return isset($f[0]) ? $f[0] : '';
    }

    


 	/**
     * Get url's in the database by the report and url string
     *
     * @param mixed $id         the report id.
     * @param mixed $url_string the url string.
     *
     * @access public
     *
     * @return mixed Value.
     */

 	static function get_url_by_hash( $hash ) {
 		global $wpdb;
		$table = SendPress_Data::url_table();
		$result = $wpdb->get_row( $wpdb->prepare( "SELECT * FROM $table WHERE hash = %s" , $hash ) );
		return $result;
	}

	static function insert_url( $url , $hash ) {
		global $wpdb;
		$table = SendPress_Data::url_table();

		if( strpos( $url , '{sp-') != false && strpos( $url , '}' ) != false ) {
			$url = esc_url( $url );
		}

		$wpdb->insert(
			$table,
			array(
				'hash' => $hash,
				'url' => $url
			),
			array(
				'%s',
				'%s'
			)
		);

		return $wpdb->insert_id;
	}



	static function get_campaign_list(){
        global $wpdb;
        $r = $wpdb->get_results(  $wpdb->prepare( "
        SELECT pm.meta_value AS name, count(*) AS count  FROM {$wpdb->postmeta} pm
        LEFT JOIN {$wpdb->posts} p ON p.ID = pm.post_id
        WHERE pm.meta_key = '%s'
        AND pm.meta_value != '' 
        AND p.post_type = '%s'
        GROUP BY pm.meta_value
        ORDER BY pm.meta_value          
        ", 'google-campaign-name', 'sp_report')
        );
        return $r;
    }









	static function get_open_without_id($rid, $sid){
		global $wpdb;
		$table = SendPress_Data::subscriber_event_table();
		$result = $wpdb->query( $wpdb->prepare("SELECT * FROM $table WHERE reportID = %d AND subscriberID = %d AND type='open' ", $rid, $sid ) );
		return $result;
	}

	static function get_clicks_and_opens($rid){
		global $wpdb;
		$table = self::subscriber_event_table();
		$result = $wpdb->get_results($wpdb->prepare("SELECT COUNT(eventID) as count,date(eventdate) as day FROM $table WHERE reportID = %d GROUP BY date(eventdate) ORDER BY eventID DESC ;", $rid));
		return $result;
	}

	static function get_clicks_count($rid){
		global $wpdb;
		$table = self::subscriber_event_table();
		$result = $wpdb->get_results($wpdb->prepare("SELECT COUNT(eventID) as count,date(eventdate) as day FROM $table WHERE reportID = %d AND type = 'click' GROUP BY date(eventdate) ORDER BY eventID DESC ;", $rid));
		return $result;
	}

	static function get_opens_count($rid){
		global $wpdb;
		$table = self::subscriber_event_table();
		$result = $wpdb->get_results($wpdb->prepare("SELECT COUNT(eventID) as count,date(eventdate) as day FROM $table WHERE reportID = %d AND type = 'open' GROUP BY date(eventdate) ORDER BY eventID DESC ;", $rid));
		return $result;
	}

	static function get_opens($rid){
		global $wpdb;
		$table = SendPress_Data::subscriber_event_table();
		$result =  $wpdb->get_var( $wpdb->prepare("SELECT COUNT(*) FROM $table WHERE reportID = %d AND type = 'open'  ORDER BY eventID DESC", $rid));
		return $result;
	}


	static function get_open_total($rid){
		global $wpdb;
		$table = self::subscriber_event_table();
		$result = $wpdb->get_var($wpdb->prepare("SELECT COUNT(*) FROM $table WHERE reportID = %d AND type = 'open' GROUP BY subscriberID ;", $rid));
		if(empty($result)){
			return 0;
		}
		return $result;
	}

	static function get_opens_unique_count($rid){
		global $wpdb;
		$table = self::subscriber_event_table();
		$result = $wpdb->get_results($wpdb->prepare("SELECT COUNT(t.eventID) as count,date(t.eventdate) as day FROM  (Select eventdate,eventID FROM $table  WHERE  reportID = %d AND type = 'open' GROUP BY subscriberID) as t GROUP BY date(eventdate) ORDER BY eventID DESC ",$rid));

		return $result;
	}

	static function get_opens_unique_total($rid){
		global $wpdb;
		$table = SendPress_Data::subscriber_event_table();
		$result = $wpdb->get_var( $wpdb->prepare("SELECT COUNT( DISTINCT subscriberID ) FROM $table WHERE reportID = '%d' AND type = 'open'", $rid ) );
		return $result;
	}

	static function get_clicks_unique_total($rid){
		global $wpdb;
		$table = SendPress_Data::subscriber_event_table();
		$result = $wpdb->get_var( $wpdb->prepare("SELECT COUNT( DISTINCT subscriberID ) FROM $table WHERE reportID = '%d' AND type = 'click'", $rid ) );
		return $result;
	}

	static function get_clicks_unique_count($rid){
		global $wpdb;
		$table = self::subscriber_event_table();
		$result = $wpdb->get_results($wpdb->prepare("SELECT COUNT(t.eventID) as count,date(t.eventdate) as day FROM  (Select eventdate,eventID FROM $table  WHERE  reportID = %d AND type = 'click' GROUP BY subscriberID) as t GROUP BY date(eventdate) ORDER BY eventID DESC ",$rid));
		return $result;
	}

	static function get_click_total($rid){
		global $wpdb;
		$table = self::subscriber_event_table();
		$result = $wpdb->get_var($wpdb->prepare("SELECT COUNT(*) FROM $table WHERE reportID = %d AND type = 'click' GROUP BY subscriberID ;", $rid));
		if(empty($result)){
			return 0;
		}
		return $result;
	}

	static function get_clicks($rid){
		global $wpdb;
		$table = SendPress_Data::subscriber_event_table();
		$result =  $wpdb->get_var( $wpdb->prepare("SELECT COUNT(*) FROM $table WHERE reportID = '%d' AND type = 'click'  ORDER BY eventID DESC", $rid));
		return $result;
	}



	static function get_bounce_total($rid){
		global $wpdb;
		$table = self::subscriber_event_table();
		$result = $wpdb->get_var($wpdb->prepare("SELECT COUNT(*) FROM $table WHERE reportID = %d AND type = 'bounce' GROUP BY subscriberID ;", $rid));
		if(empty($result)){
			return 0;
		}
		return $result;
	}


	static function get_unsubscribed_total($rid){
		global $wpdb;
		$table = self::subscriber_event_table();
		$result = $wpdb->get_var($wpdb->prepare("SELECT COUNT(*) FROM $table WHERE reportID = %d AND type = 'unsubscribed' GROUP BY subscriberID ;", $rid));
		if(empty($result)){
			return 0;
		}
		return $result;
	}

	static function track_click( $sid, $rid, $lid, $ip , $device_type, $device ){
		global $wpdb;

		if(false == SendPress_Data::get_open_without_id($rid,$sid) ){
			SendPress_Data::track_open($sid, $rid, $ip, $device_type, $device );
		}

		$urlData = array(
			'eventdate'=>date('Y-m-d H:i:s'),
			'subscriberID' => SPNL()->validate->int( $sid ),
			'reportID' => SPNL()->validate->int( $rid ),
			'urlID'=> SPNL()->validate->int( $lid ),
			'ip'=>$ip,
			'devicetype'=> $device_type,
			'device'=> $device,
			'type'=>'click'
		);

		$wpdb->insert( SendPress_Data::subscriber_event_table(),  $urlData);
	}

	static function track_open( $sid, $rid, $ip = null , $device_type=null, $device=null ){
		global $wpdb;
		$wpdb->insert( SendPress_Data::subscriber_event_table() , array('reportID'=> $rid,'subscriberID'=>$sid,'eventdate'=>date('Y-m-d H:i:s'),'type'=>'open' ,'ip'=>$ip,'devicetype'=> $device_type,'device'=> $device));
	}

	static function get_subscriber_event_count_month($date, $type){
		global $wpdb;
		$table = SendPress_Data::subscriber_event_table();//SELECT * FROM table_name WHERE MONTH(date_column) = 4;
		$result = $wpdb->get_var($wpdb->prepare("SELECT COUNT(eventdate) as count FROM $table WHERE type = %s AND MONTH(eventdate) = %s", $type, $date));
		return $result;
	}
	//date_column between "2001-01-05" and "2001-01-10"
	static function get_subscriber_event_count_week($date1, $date2, $type){
		global $wpdb;
		$table = SendPress_Data::subscriber_event_table();
		$result = $wpdb->get_var($wpdb->prepare("SELECT COUNT(eventdate) as count FROM $table WHERE type = %s AND date(eventdate) BETWEEN %s AND %s ", $type , $date1, $date2 ));
		return $result;
	}

	static function get_subscriber_event_count_day($date, $type){
		global $wpdb;
		$table = SendPress_Data::subscriber_event_table();//SELECT * FROM table_name WHERE MONTH(date_column) = 4;
		$result = $wpdb->get_var($wpdb->prepare("SELECT COUNT(eventdate) as count FROM $table WHERE type = %s AND date(eventdate) = %s" , $type, $date));
		return $result;
	}


	static function get_subscriber_count($startdate, $enddate, $status = 2){
		global $wpdb;
		$table = SendPress_Data::list_subcribers_table();//SELECT * FROM table_name WHERE MONTH(date_column) = 4;
		$result = $wpdb->get_var($wpdb->prepare("select count(subscriberID) from $table where status = %d and updated >= %s and updated <= %s ",$status,$startdate,$enddate));
		return $result == null ? 0 : $result;
	}



	/********************* END REPORTS static functionS **************************/

	/************************* LIST static functionS ****************************/

	static function get_list_details($id){
		return get_post( $id  );
	}
	static function create_list($values){
		// Create post object
		  $my_post = array(
		     'post_title' => $values['name'],
		     'post_content' => '',
		     'post_status' => 'publish',
		     'post_type'=>'sendpress_list'
		  );

		// Insert the post into the database
  		$new_id = wp_insert_post( $my_post );
  		update_post_meta($new_id,'public',$values['public']);
		//add_post_meta($new_id,'last_send_date',$newlist->last_send_date);
		//add_post_meta($new_id,'legacy_id',$newlist->listID);
		//$this->upgrade_lists_new_id( $newlist->listID, $new_id);
		//	$table = $this->lists_table();


		//$result = $this->wpdbQuery("INSERT INTO $table (name, created, public) VALUES( '" .$values['name'] . "', '" . date('Y-m-d H:i:s') . "','" .$values['public'] . "')", 'query');

		return $new_id;
	}

	static function update_list($listID, $values){
		global $wpdb;

		//$table = $this->lists_table();

		//$result = $wpdb->update($table,$values, array('listID'=> $listID) );

		$my_post = array(
		    'post_title' => $values['name'],
		    'ID'=> $listID,
		);

		// Insert the post into the database
  		$new_id = wp_update_post( $my_post );
  		update_post_meta($new_id,'public',$values['public']);


		return $new_id;
	}

	static function get_lists($args = array(), $use_wpquery = true){

		$args = apply_filters('sendpress_get_lists', array_merge($args, array(
			'numberposts'     => -1,
	    	'orderby'         => 'post_title',
	    	'order'           => 'DESC'
	    )));

		//set the post type after filter so our function name always makes sense ;)
	    $args['post_type'] = 'sendpress_list';

		return ( $use_wpquery ) ? new WP_Query( $args ) : get_posts( $args );
	}

	/********************* END LIST FUNCTIONS ****************************/


	/********************* SUBSCRIBER static functionS **************************/

	static function remove_all_subscribers( $list_id = false ){
		if($list_id !== false && is_numeric( $list_id )){
			global $wpdb;
			$table = self::list_subcribers_table();
			$wpdb->query( $wpdb->prepare("DELETE FROM $table WHERE listID = %d", $list_id) );
		}
	}


	static function delete_all_subscribers(){
		global $wpdb;
			$wpdb->query(
					"DELETE FROM " .  SendPress_Data::subscriber_table() ." "
				);
			$wpdb->query(
					"DELETE FROM " .  SendPress_Data::list_subcribers_table() ." "
				);
			$wpdb->query(
				"DELETE FROM " .  SendPress_Data::subscriber_event_table() ." "
				);
	}

	static function delete_subscriber($subscriberID = false){
		if($subscriberID != false){
			global $wpdb;
			$wpdb->query(
				$wpdb->prepare(
					"DELETE FROM " .  SendPress_Data::subscriber_table() ." WHERE subscriberID = %d",
					$subscriberID )
				);
			$wpdb->query(
				$wpdb->prepare(
					"DELETE FROM " .  SendPress_Data::list_subcribers_table() ." WHERE subscriberID = %d",
					$subscriberID )
				);
			$wpdb->query(
				$wpdb->prepare(
					"DELETE FROM " .  SendPress_Data::subscriber_event_table() ." WHERE subscriberID = %d",
					$subscriberID )
				);
		}

	}

	static function sync_emails_to_list($listid, $emails){
		global $wpdb;

		$listid = SPNL()->validate->int( $listid );

		$query_get = "SELECT subscriberID FROM ". SendPress_Data::subscriber_table(). " WHERE email in ('".implode("','", $emails )."')";
		$data = $wpdb->get_results($query_get);

		$query_update_status ="INSERT IGNORE INTO ". SendPress_Data::list_subcribers_table(). "(subscriberID,listID,status,updated ) VALUES ";
		$total = count($data);
		$x = 0;
		if($total > 0){
			$good_ids =array();
			foreach ($data as $value) {
				$x++;
				$good_ids[] = $value->subscriberID;
				$query_update_status .= "( ".$value->subscriberID . "," . $listid . ",2,'" .date('Y-m-d H:i:s') . "') ";
				if($total > $x ){ $query_update_status .=",";}
			}
			$query_update_status .=" ON DUPLICATE KEY UPDATE status = IF (status = 8, 2, status) ;";
			$wpdb->query($query_update_status);

			/*
			$clean_list_query =  "DELETE FROM "	.SendPress_Data::list_subcribers_table(). " WHERE listID = ".$listid." AND subscriberID not in ('".implode("','", $good_ids)."')";
			$wpdb->query($clean_list_query);
			*/
		}
	}


	static function drop_active_subscribers_for_sync( $listid  = false ) {
		if( $listid != false ){
			$listid = SPNL()->validate->int( $listid );
			global $wpdb;
			$clean_list_query =  "DELETE FROM "	. SendPress_Data::list_subcribers_table() . " WHERE listID = ".$listid." AND status = 2";
			$wpdb->query($clean_list_query);

		}

	}

	static function update_subscribers_for_sync( $listid  = false ) {
		if( $listid != false ){
			$listid = SPNL()->validate->int( $listid );
			global $wpdb;
			$clean_list_query =  "UPDATE "	. SendPress_Data::list_subcribers_table() . " set status = 8 WHERE listID = ".$listid." AND status = 2";
			$wpdb->query($clean_list_query);

		}

	}

	static function update_subscriber_list_status_bulk( $listid  = false , $status_start = false, $status_end = false) {
		if( $listid != false ){
			$listid = SPNL()->validate->int( $listid );
			global $wpdb;
			$clean_list_query =  "UPDATE "	. SendPress_Data::list_subcribers_table() . " set status = %d WHERE listID = %d AND status = %d ";

			$q = $wpdb->prepare($clean_list_query, $status_start, $listid,  $status_end);
			$wpdb->query($q);

		}

	}



	static function update_subscriber($subscriberID, $values){
		$table = SendPress_Data::subscriber_table();
		global $wpdb;
		$result = $wpdb->update($table,$values, array('subscriberID'=> $subscriberID) );
	}
	
	static function update_subscriber_by_email($email, $values){
		$table = SendPress_Data::subscriber_table();
		global $wpdb;
		$key = SendPress_Data::random_code();
		//$id = SendPress_Data::get_subscriber_by_email($email);
		$q = "INSERT INTO $table (email,wp_user_id,identity_key,join_date,firstname,lastname) VALUES (%s,%d,%s,%s,%s,%s) ON DUPLICATE KEY UPDATE wp_user_id=%d,firstname=%s,lastname=%s ";
		$q = $wpdb->prepare($q,$email,$values['wp_user_id'],$key,date('Y-m-d H:i:s'),$values['firstname'],$values['lastname'],$values['wp_user_id'],$values['firstname'],$values['lastname'],$values['phonenumber'],$values['salutation']);
		$result = $wpdb->query($q);
		
		//$result = $wpdb->update($table, $values, array('email'=> $email) );
	}

	static function update_subscriber_by_wp_user($wp_user_id, $values){
		$table = SendPress_Data::subscriber_table();
		global $wpdb;
		$key = SendPress_Data::random_code();

		//Check by WordPress user ID
		//$current = $wpdb->get_var( $wpdb->prepare("SELECT subscriberID FROM $table WHERE wp_user_id = %d", $wp_user_id) );
		//if( $current !== null ){
		//	$wpdb->update($table , $values, array( 'subscriberID' => $current ) );
		//} else {
			//Check by Email
			$current_email = $wpdb->get_var( $wpdb->prepare("SELECT subscriberID FROM $table WHERE email = %s", $values['email']) );
			if( $current_email !== null ){
				$wpdb->update($table , array('firstname' => $values['firstname'] , 'lastname'=>$values['lastname'], 'wp_user_id'=> $wp_user_id ), array( 'subscriberID' => $current_email ) );
			} else {
                $current_sid = $wpdb->get_var( $wpdb->prepare("SELECT subscriberID FROM $table WHERE wp_user_id = %d", $wp_user_id) );
                if( $current_sid !== null ){
                    $wpdb->update($table , array('firstname' => $values['firstname'] , 'lastname'=>$values['lastname'], 'email'=> $values['email'] ), array( 'subscriberID' => $current_sid ) );
                } else {
                    //Add New
                    $q = "INSERT INTO $table (email,wp_user_id,identity_key,join_date,firstname,lastname) VALUES (%s,%d,%s,%s,%s,%s) ON DUPLICATE KEY UPDATE wp_user_id=%d,firstname=%s,lastname=%s ";
                    $q = $wpdb->prepare($q, $values['email'], $wp_user_id, $key, date('Y-m-d H:i:s'), $values['firstname'], $values['lastname'], $wp_user_id, $values['firstname'], $values['lastname']);
                    $result = $wpdb->query($q);
                }
			}
		//}
		//$result = $wpdb->update($table, $values, array('email'=> $email) );
	}

	static function update_subscriber_post_notification_schedule($listId, $schedule){
		global $wpdb;
		$subs_table = SendPress_Data::list_subcribers_table();
		$meta_table = SendPress_Data::subscriber_meta_table();

		//update meta values to the new value based on the schedule
		$updated = $wpdb->update($meta_table , array('meta_value' => $schedule), array( 'listID' => $listId, 'meta_key' => 'post_notifications' ) );

		//insert new meta values for users with a status of 1 AND on the post notifications list
		$q = $wpdb->prepare("insert into $meta_table (subscriberID, listID, meta_key, meta_value) select s.subscriberID, $listId, 'post_notifications', '$schedule' from $subs_table as s where s.listID = %d and s.status in (1,2) and s.subscriberID not in (select m.subscriberID from $meta_table as m)", $listId);
		$wpdb->query($q);
	}


	static function get_subcribers_by_meta($meta_key = false, $meta_value = false, $list_id= false){

		if($meta_key == false){
			return false;
		}

		global $wpdb;
		$meta_table = SendPress_Data::subscriber_meta_table();
		$subscriber_table = SendPress_Data::subscriber_table();
		$list_table = SendPress_Data::list_subcribers_table();
		if($list_id == false){
			$query = "SELECT t2.*,t1.* FROM $meta_table as t1, $subscriber_table as t2  WHERE (t1.subscriberID = t2.subscriberID) ";
		} else {
		$query = "SELECT t2.*,t1.meta_value,t1.listID FROM $meta_table as t1, $subscriber_table as t2 , $list_table as t3 WHERE (t1.subscriberID = t2.subscriberID) AND (t2.subscriberID = t3.subscriberID) ";
		}


		$query .= $wpdb->prepare(" AND t1.meta_key = %s", $meta_key );

		if($meta_value != false){
			$query .=  $wpdb->prepare(" AND t1.meta_value = %s", $meta_value);
		}

		if($list_id != false){
			$query .=  $wpdb->prepare(" AND t3.subscriberID = t1.subscriberID AND t3.listID = %d AND t3.status = 2 ", $list_id);
		}

		return $wpdb->get_results($query);


	}

	static function get_subscriber_meta($subscriber_id =false, $meta_key =false, $list_id = false, $multi = false){
		if($subscriber_id == false){
			return false;
		}

		global $wpdb;
		$meta_table = SendPress_Data::subscriber_meta_table();
		$subscriber_table = SendPress_Data::subscriber_table();
		$list_table = SendPress_Data::list_subcribers_table();
		if($meta_key == false){
			$query = $wpdb->prepare("SELECT meta_key,meta_value FROM $meta_table WHERE subscriberID = %s",$subscriber_id);
			if($list_id != false){
				$query .= $wpdb->prepare(" AND listID = %s ", $list_id );
			}
		} else {
			$query = $wpdb->prepare("SELECT meta_value FROM $meta_table WHERE subscriberID = %d AND meta_key = %s ",$subscriber_id, $meta_key);
			if($list_id != false){
				$query .= $wpdb->prepare(" AND listID = %s ", $list_id );
			}
			if($multi == false){
				$query .= " ORDER BY smeta_id DESC LIMIT 1";
				return $wpdb->get_var($query);
			} else {
				$query .= " ORDER BY smeta_id DESC ";
			}

		}

		return $wpdb->get_results($query);

	}
	static function add_subscriber_meta($subscriber_id,$meta_key,$meta_value,$list_id = false, $app_only = 0){

		global $wpdb;
		$meta_table = SendPress_Data::subscriber_meta_table();

		if($list_id == false){
			$list_id = 0;
		}

		return $wpdb->insert( $meta_table, array('subscriberID'=>$subscriber_id,'meta_key' => $meta_key , 'meta_value' => $meta_value ,'listID'=>$list_id));
	}

	static function update_subscriber_meta($subscriber_id,$meta_key,$meta_value,$list_id = false){
		global $wpdb;
		$lists = SendPress_Option::get('pro_notification_lists');
		$pnid = $lists['post_notifications']['id'];
		$app_only = 0;

		if($pnid !== $list_id && $meta_key === 'post_notifications'){
			return;
		}

		if($meta_key === 'post_notifications'){
			$app_only = 1;
		}

		$meta_table = SendPress_Data::subscriber_meta_table();
		$has_data = SendPress_Data::get_subscriber_meta( $subscriber_id, $meta_key, $list_id, true );
		if(empty($has_data)){
			return SendPress_Data::add_subscriber_meta( $subscriber_id, $meta_key, $meta_value, $list_id );
		} else {
			return $wpdb->update( $meta_table, array('meta_value'=>$meta_value), array('subscriberID'=>$subscriber_id,'meta_key' => $meta_key , 'meta_value' => $has_data[0]->meta_value) );
		}


	}

	static function delete_subscriber_meta($subscriber_id, $meta_key, $list_id){
		global $wpdb;

		$meta_table = SendPress_Data::subscriber_meta_table();
		$has_data = SendPress_Data::get_subscriber_meta( $subscriber_id, $meta_key, $list_id, true );
		if(empty($has_data)){
			$wpdb->query( $wpdb->prepare("DELETE FROM $table WHERE listID = %d AND subscriberID = %d AND meta_key = %d", $list_id, $subscriberID, $meta_key) );
		}
	}

	static function get_most_active_subscriber( $limit = 10 ){
		global $wpdb;
		$table  = SendPress_Data::subscriber_event_table();
		$query = "select count(subscriberID), subscriberID  from $table group by subscriberID order by count(subscriberID) DESC LIMIT $limit";
		return $wpdb->get_results( $query );
	}


	static function export_subscirbers($listID = false){
		global $wpdb;
		if($listID){
        	$query = "SELECT t1.*, t3.status FROM " .  SendPress_Data::subscriber_table() ." as t1,". SendPress_Data::list_subcribers_table()." as t2,". SendPress_Data::subscriber_status_table()." as t3 " ;


         	$query .= $wpdb->prepare(" WHERE (t1.subscriberID = t2.subscriberID) AND ( t3.statusid = t2.status ) AND (t2.listID =  %d)", $listID );
        } else {
            $query = "SELECT * FROM " .  SendPress_Data::subscriber_table();
        }

        return $wpdb->get_results( $query );
	}

	static function export_customfields(){

		//get custom fields
		$fields = SPNL()->load('Customfields')->get_all();

		$cf_list = "";
		foreach ($fields as $key => $field) {
			if(strlen($cf_list) > 0){
				$cf_list .= '|';
			}
			$cf_list .= $field['slug'];
		}
		
		global $wpdb;
		$query = "SELECT * FROM " .  SendPress_Data::subscriber_meta_table() . " as t1 ";
		$query .= $wpdb->prepare(" WHERE t1.meta_key REGEXP %s ", $cf_list );

		$results = $wpdb->get_results( $query );

		//format results by subscriber
		$data = array();
		foreach ($results as $key => $value) {
			if(!array_key_exists($value->subscriberID, $data)){
				$data[$value->subscriberID] = array();
			}

			//add to array of subscriber meta keys/values
			$data[$value->subscriberID][$value->meta_key] = $value->meta_value;

		}

		return $data;

	}



	static function get_subscriber($subscriberID, $listID = false){
		global $wpdb;
		if($listID){
        	$query = "SELECT t1.*, t3.status FROM " .  self::subscriber_table() ." as t1,". self::list_subcribers_table()." as t2,". self::subscriber_status_table()." as t3 " ;


            $query .= $wpdb->prepare(" WHERE (t1.subscriberID = t2.subscriberID) AND ( t3.statusid = t2.status ) AND (t2.listID =  %d AND t2.subscriberID = %d )", $listID, $subscriberID );
        } else {
            $query = $wpdb->prepare("SELECT * FROM " .  self::subscriber_table() ." WHERE subscriberID = %d ", $subscriberID);
        }

        return self::wpdbQuery($query, 'get_row');
	}

	static function get_active_subscribers_lists($list_ids = array() ){
		global $wpdb;
		$lists = implode(',', $list_ids);
		$query = "SELECT t1.subscriberID,t1.email, t3.status, t2.listid, count(*) FROM " .  SendPress_Data::subscriber_table() ." as t1,". SendPress_Data::list_subcribers_table()." as t2,". SendPress_Data::subscriber_status_table()." as t3 " ;

        $query .= " WHERE (t1.subscriberID = t2.subscriberID) AND ( t3.statusid = t2.status ) AND (t2.status = 2) AND (t2.listID in  ( ". $lists ."  )) GROUP BY t1.subscriberID  ";


        return $wpdb->get_results( $query );
	}

	static function get_active_subscribers_lists_with_id($list_ids = array() , $id = 0 ) {
		if(!empty($list_ids)){
			global $wpdb;
			$lists = implode(',', $list_ids);
			$id = SPNL()->validate->int( $id );
			$get = intval( SendPress_Option::get('queue-per-call' , 1000 ) );
			$query = "SELECT t1.subscriberID,t1.email, t3.status, t2.listid, count(*) FROM " .  SendPress_Data::subscriber_table() ." as t1,". SendPress_Data::list_subcribers_table()." as t2,". SendPress_Data::subscriber_status_table()." as t3 " ;

	        $query .= " WHERE (t1.subscriberID = t2.subscriberID) AND ( t3.statusid = t2.status ) AND (t2.status = 2) AND (t2.listID in  ( ". $lists ."  )) AND t1.subscriberID > ".$id." GROUP BY t1.subscriberID LIMIT " . $get;


	        return $wpdb->get_results( $query );
    	} else {
    		return $list_ids;
    	}
	}


	static function get_active_subscribers_count($list_ids = array() ){
		global $wpdb;
		$lists = implode(',', $list_ids);
		$query = "SELECT  t1.subscriberID FROM " .  SendPress_Data::subscriber_table() ." as t1,". SendPress_Data::list_subcribers_table()." as t2,". SendPress_Data::subscriber_status_table()." as t3 " ;

        $query .= " WHERE (t1.subscriberID = t2.subscriberID) AND ( t3.statusid = t2.status ) AND (t2.status = 2) AND (t2.listID in  ( ". $lists ."  )) GROUP BY t1.subscriberID  ";

        $x =$wpdb->get_results( $query );

        return count($x);
	}



	static function set_subscriber_status($listID, $subscriberID, $status = 0) {
		global $wpdb;
		$table = self::list_subcribers_table();
		$result = self::wpdbQuery( $wpdb->prepare("SELECT id FROM $table WHERE listID = %d AND subscriberID = %d ", $listID, $subscriberID ) , 'get_var');

		if($result == false){
			$result = self::wpdbQuery("INSERT INTO $table (listID, subscriberID, status, updated) VALUES( '" . $listID . "', '" . $subscriberID . "','".$status."','".date('Y-m-d H:i:s')."')", 'query');
		}
		return $result;
	}

	static function update_subscriber_status( $listID, $subscriberID ,$status, $event = true){
		$table = SendPress_Data::list_subcribers_table();

		$check = SendPress_Data::get_subscriber_list_status($listID, $subscriberID);

		if( $check == false ){
			SendPress_Data::set_subscriber_status($listID,$subscriberID,$status);
		} else {
			global $wpdb;
			$result = $wpdb->update($table,array('status'=>$status,'updated'=>date('Y-m-d H:i:s')), array('subscriberID'=> $subscriberID,'listID'=>$listID) );
		}

		if($event == true){
		//add event for notification tracking
		SendPress_Data::add_subscribe_event($subscriberID, $listID, $status);
		}
		return SendPress_Data::get_subscriber_list_status($listID, $subscriberID);
	}

	static function remove_subscriber_status( $list_id = false , $subscriberID = false){
		if($list_id !== false && is_numeric( $list_id ) && $subscriberID !== false){
			global $wpdb;
			$table = self::list_subcribers_table();
			$wpdb->query( $wpdb->prepare("DELETE FROM $table WHERE listID = %d AND subscriberID = %d ", $list_id, $subscriberID) );
		}
	}


	static function get_subscriber_list_status( $listID,$subscriberID ) {
		$table = SendPress_Data::list_subcribers_table();
		$result = SendPress_Data::wpdbQuery("SELECT t3.status,t2.updated,t3.statusid FROM ". SendPress_Data::list_subcribers_table()." as t2,". SendPress_Data::subscriber_status_table()." as t3 WHERE t2.subscriberID = $subscriberID AND t2.listID = $listID AND t2.status = t3.statusid ", 'get_row');
		return $result;
	}

	static function is_subsriber_on_list($lid,$sid){
		global $wpdb;
		$table = SendPress_Data::list_subcribers_table();
		$id = $wpdb->get_var( $wpdb->prepare("SELECT id FROM $table WHERE listID = %d AND subscriberID = %d ", $lid, $sid) );
		if($id > 0 ){
			return true;
		}
		return false;
	}

	static function is_subscriber_active_or_unconfirmed( $sid ){
		global $wpdb;
		$table = SendPress_Data::list_subcribers_table();
		$id = $wpdb->get_var( $wpdb->prepare("SELECT COUNT(*) FROM $table WHERE subscriberID = %d AND status <= 2 ", $sid) );

		if($id > 0 ){
			return true;
		}
		return false;
	}

	static function get_recent_subscribers($limit = 10){
		global $wpdb;
		$table = SendPress_Data::list_subcribers_table();
		$list = $wpdb->get_results( $wpdb->prepare("SELECT subscriberID,updated,listID FROM $table WHERE status = 2 order by updated DESC limit %d ", $limit) );
		return $list;

	}

	static function get_subscriber_events($sid){
		global $wpdb;
			$table  = SendPress_Data::subscriber_event_table();
			return $wpdb->get_results( $wpdb->prepare("SELECT * FROM $table WHERE subscriberID = %d order by eventID DESC", $sid) );

	}

	static function get_optin_events($limit = 10){
		global $wpdb;
		$table  = SendPress_Data::subscriber_event_table();
		return $wpdb->get_results( $wpdb->prepare("SELECT * FROM $table WHERE type = 'optin' order by eventID DESC LIMIT %d", $limit) );

	}



	static function get_subscribed_events($limit = 10){
		global $wpdb;
		$table  = SendPress_Data::subscriber_event_table();
		return $wpdb->get_results( $wpdb->prepare("SELECT * FROM $table WHERE type = 'subscribed' order by eventID DESC LIMIT %d", $limit) );

	}

	static function register_event( $event='unknown_event_type' , $sid = null , $rid = null  ){
		global $wpdb;

		$event_data = array(
			'eventdate'=>SendPress_Data::gmdate(),
			'subscriberID' => $sid,
			'reportID' => $rid,
			'type'=> $event
		);
		$wpdb->insert( SendPress_Data::subscriber_event_table(),  $event_data);

	}


	static function add_subscriber_event( $sid, $rid, $lid=null, $uid=null, $ip=null, $device_type=null, $device=null, $type='confirm' ){
		global $wpdb;

		$event_data = array(
			'eventdate'=>SendPress_Data::gmdate(),
			'subscriberID' => $sid,
			'reportID' => $rid,
			'listID'=>$lid,
			'urlID'=>$uid,
			'ip'=>$ip,
			'devicetype'=> $device_type,
			'device'=> $device,
			'type'=>$type
		);

		$wpdb->insert( SendPress_Data::subscriber_event_table(),  $event_data);
	}


	static  function get_bad_post_count(){
		global $wpdb;
		$result = $wpdb->get_var("select count(*) from ". $wpdb->posts ." where post_type='sptemplates' and post_name not in('sp-template-user-style','sp-template-default-style','sp-template-double-optin')");
		return $result;
	}


	static function delete_extra_posts(){
		global $wpdb;
		$wpdb->query("delete from ". $wpdb->posts ." where post_type='sptemplates' and post_name not in('sp-template-user-style','sp-template-default-style','sp-template-double-optin')");


	}

	static function delete_extra_settings_post(){

	}


	static function add_subscribe_event( $sid, $lid, $type ){
		global $wpdb;


		/*
		$event_type = 'unknown_event_type';
		if( is_numeric($type) ){

			if($type == 2){
				$event_type = 'subscribed';
			}elseif($type == 3){
				$event_type = 'unsubscribed';
			}elseif($type==4){
				$event_type = 'bounce';
			}elseif($type==1){
				$event_type = 'optin';
			}
		}

		$event_data = array(
			'eventdate'=>SendPress_Data::gmdate(),
			'subscriberID' => $sid,
			'listID'=>$lid,
			'type'=>$event_type
		);

		$wpdb->insert( SendPress_Data::subscriber_event_table(),  $event_data);

		*/

		//if instant, check if we need a notification and send one
		//SendPress_Notifications_Manager::send_instant_notification($event_data);
	}

	static function unsubscribe_from_list( $sid, $rid, $lid ) {
		global $wpdb;
		$stat = get_post_meta($rid, '_unsubscribe_count', true );
		if($stat ==''){
			$stat = 1;
		} else{
			$stat++;
		}
		update_post_meta($rid, '_unsubscribe_count', $stat );

		SPNL()->load("Subscribers_Tracker")->unsub( $rid , $sid );

		$wpdb->update( SendPress_Data::list_subcribers_table() , array('status'=> 3) , array('listID'=> $lid,'subscriberID'=>$sid ));
	}

	static function unsubscribe_from_all_lists( $sid ) {
		global $wpdb;
		$wpdb->update( SendPress_Data::list_subcribers_table() , array('status'=> 3) , array('subscriberID'=>$sid ));

		//set post notification status to none
		$lists = SendPress_Option::get('pro_notification_lists');
		$pnid = $lists['post_notifications']['id'];
		SendPress_Data::delete_subscriber_meta($sid,'post_notifications',$pnid);
	}


	static function get_subscriber_by_email( $email ){
		global $wpdb;
		$table = SendPress_Data::subscriber_table();
		$result = $wpdb->get_var( $wpdb->prepare("SELECT subscriberID FROM $table WHERE email = %s ", $email) );
		return $result;
	}

	static function add_subscriber($values){

		$table =  SendPress_Data::subscriber_table();
		$email = $values['email'];

		if(!isset($values['join_date'])){
			$values['join_date'] = SendPress_Data::gmdate();
		}
		if(!isset($values['identity_key'])){
			$values['identity_key'] =  SendPress_Data::random_code();
		}

		if( !filter_var($email, FILTER_VALIDATE_EMAIL) ){
			return false;
		}

		$result = SendPress_Data::get_subscriber_by_email($email);

		if(	$result ){ return $result; }
		global $wpdb;

		$result = $wpdb->insert($table,$values);
		//$result = $this->wpdbQuery("SELECT @lastid2 := LAST_INSERT_ID()",'query');
		return $wpdb->insert_id;
	}


	static function bounce_email($email){
		$id = SendPress_Data::get_subscriber_by_email($email);
		if($id !== false){
			$lists = SendPress_Data::get_lists_for_subscriber($id);
			foreach ($lists as $list) {
				if( $list->status == 2 ) {
					//$report_id = SendPress_Data::get_last_send( $id );
					SendPress_Data::update_subscriber_status($list->listID, $id, 4 , false);
					//( $sid, $rid, $uid, $ip , $device_type, $device, $type='confirm' )
					//( $sid, $rid, $lid=null, $uid=null, $ip=null, $device_type=null, $device=null, $type='confirm' )
					//SendPress_Data::add_subscriber_event( $id,$report_id,$list->listID,null ,null, null, null, 'bounce');
				}
			}

		}

	}


	static function bounce_subscriber_by_id($sid = false){
		if($sid !== false){
			$lists = SendPress_Data::get_lists_for_subscriber($sid);
			foreach ($lists as $list) {
				if( $list->status == 2 ) {
					SendPress_Data::update_subscriber_status($list->listID, $sid, 4 , false);
					//( $sid, $rid, $uid, $ip , $device_type, $device, $type='confirm' )
					//( $sid, $rid, $lid=null, $uid=null, $ip=null, $device_type=null, $device=null, $type='confirm' )
				}
			}

		}

	}

	static function get_last_send( $sid ){
		global $wpdb;
		$table = SendPress_Data::subscriber_event_table();//SELECT * FROM table_name WHERE MONTH(date_column) = 4;
		$result = $wpdb->get_var( $wpdb->prepare("SELECT reportID FROM $table WHERE type = 'send' AND subscriberID = %d ORDER BY eventdate DESC",$sid));
		return $result;

	}

	static function get_lists_for_subscriber( $value ) {
		global $wpdb;
		$table = SendPress_Data::list_subcribers_table();
		$result = $wpdb->get_results($wpdb->prepare("SELECT * FROM $table WHERE subscriberID = %d", $value));
		return $result;
	}
	static function get_list_ids_for_subscriber( $value ) {
		global $wpdb;
		$table = SendPress_Data::list_subcribers_table();
		$result = $wpdb->get_results($wpdb->prepare("SELECT listID FROM $table WHERE subscriberID = %d" , $value));
		return $result;
	}

	static function delete_list( $listID ) {
		global $wpdb;
		wp_delete_post( $listID, true );
		$table  = SendPress_Data::list_subcribers_table();
		$result = $wpdb->query( $wpdb->prepare("DELETE FROM $table WHERE listID = %d", $listID ) );

		return $result;
	}


	static function get_active_list_ids_for_subscriber( $value ) {
		global $wpdb;
		$table = SendPress_Data::list_subcribers_table();
		$result = $wpdb->get_results( $wpdb->prepare("SELECT listID FROM $table WHERE subscriberID = %d AND status = 2 ",$value  ));
		return $result;
	}


	static function subscribe_user_to_lists($userarray , $list_ids, $status=2,$custom=array()){
        $defaults = array(
            'firstname'           => '',
            'lastname'          => '',
            'email' => '',
            'phonenumber'            => '',
            'salutation'          => ''
        );
        $userarray = wp_parse_args( $userarray, $defaults );
        $success = false;
        $subscriberID = SendPress_Data::add_subscriber($userarray);
        if( false === $subscriberID ){
            return false;
        }

        $args = array(
            'post_type' => 'sendpress_list',
            'numberposts'  => -1,
            'offset'          => 0,
            'orderby'         => 'post_title',
            'order'           => 'DESC'
        );

        $lists = get_posts( $args );

        $listids = explode(',', $list_ids);

        $already_subscribed = false;

        foreach($lists as $list){
            if( in_array($list->ID, $listids) ){
                $current_status = SendPress_Data::get_subscriber_list_status( $list->ID, $subscriberID );
                SendPress_Error::log($current_status);
                if( empty($current_status) || ( isset($current_status->status) && $current_status->status < 2 ) ){
                    $success = SendPress_Data::update_subscriber_status($list->ID, $subscriberID, $status);
                } else {
                    $success = true;
                }
                if(isset($custom) && is_array($custom) && !empty($custom)){
                    foreach ($custom as $key => $value) {
                        SendPress_Data::update_subscriber_meta( $subscriberID, $key, $value, $list->ID );
                    }
                }

            }
        }

        if($success == false){
            return false;
        }

        return array('success'=> $success,'already'=> $already_subscribed);
    }





	static function subscribe_user($listid, $email, $first, $last, $status = 2, $custom = array(), $phonenumber='', $salutation='') {

		$success = false;
		$subscriberID = SendPress_Data::add_subscriber(array('firstname' => $first,'lastname' => $last,'email' => $email, 'phonenumber' => $phonenumber, 'salutation' => $salutation));

		//SendPress_Error::log($subscriberID);

		if( false === $subscriberID ){
			return false;
		}

		$args = array(
			'post_type' => 'sendpress_list',
			'numberposts'  => -1,
	    	'offset'          => 0,
	    	'orderby'         => 'post_title',
	    	'order'           => 'DESC'
	    	);

		$lists = get_posts( $args );

		$listids = explode(',', $listid);


		$already_subscribed = false;
		if( $status == 2 && SendPress_Option::is_double_optin() ) {
			$inlists = SendPress_Data::get_active_list_ids_for_subscriber( $subscriberID );

			//SendPress_Error::log($inlists);

			if( $inlists ){
				$already_subscribed = true;
			} else {
				$status = 1;
				SendPress_Manager::send_optin( $subscriberID, $listids, $lists);
			}
		}else{
			//send instant notification
			foreach ($listids as $key => $listid) {
				$event_data = array(
					'eventdate'=>SendPress_Data::gmdate(),
					'subscriberID' => $subscriberID,
					'listID'=>$listid,
					'type'=>'subscribed'
				);
				SendPress_Notifications_Manager::send_instant_notification($event_data);
			}

		}
		SendPress_Error::log('send list add');
		foreach($lists as $list){
			if( in_array($list->ID, $listids) ){
				$current_status = SendPress_Data::get_subscriber_list_status( $list->ID, $subscriberID );
				SendPress_Error::log($current_status);
				if( empty($current_status) || ( isset($current_status->status) && $current_status->status < 2 ) ){
					$success = SendPress_Data::update_subscriber_status($list->ID, $subscriberID, $status);
				} else {
					$success = true;
				}
				if(isset($custom) && is_array($custom) && !empty($custom)){
					foreach ($custom as $key => $value) {
						SendPress_Data::update_subscriber_meta( $subscriberID, $key, $value, $list->ID );
					}
				}

			}
		}

		if($success == false){
			return false;
		}

		return array('success'=> $success,'already'=> $already_subscribed);
	}

	/********* SCHEDULED SENDING ********/

	static function update_schedule_sending($postid, $emailid, $when_to_send, $title, $active){
		if($postid > 0){
			//new schedule, lets insert
			/*
			$q = "INSERT INTO $table (email,wp_user_id,identity_key,join_date,firstname,lastname) VALUES (%s,%d,%s,%s,%s,%s) ON DUPLICATE KEY UPDATE wp_user_id=%d,firstname=%s,lastname=%s";
			$q = $wpdb->prepare($q,$email,$values['wp_user_id'],$key,date('Y-m-d H:i:s'),$values['firstname'],$values['lastname'],$values['wp_user_id'],$values['firstname'],$values['lastname'],$values['phonenumber'],$values['salutation']);
			*/


			$q = "INSERT INTO $table (email_id,when_to_send,active,title) VALUES (%d,%s,%d,%s) ON DUPLICATE KEY UPDATE wp_user_id=%d,firstname=%s,lastname=%s";
			$q = $wpdb->prepare($q,$email,$values['wp_user_id'],$key,date('Y-m-d H:i:s'),$values['firstname'],$values['lastname'],$values['wp_user_id'],$values['firstname'],$values['lastname'],$values['phonenumber'],$values['salutation']);

		}else{
			//update the schedule

		}

		$result = $wpdb->query($q);

	}

	static function get_list_of_schedules(){
		global $wpdb;
		$table = @SPNL()->load("Schedules")->table_name;
		$result = $wpdb->get_results( $wpdb->prepare("SELECT * FROM $table",$value));
		return $result;
	}

	/****** END SCHEDULED SENDING *******/

	static function read_file_to_str($file){
		return file_get_contents($file);
	}

	static function import_csv_array($data, $map, $list){

		try{
		// echo '<pre>';
		// print_r($data);
		// echo '</pre>';

		// echo '<pre>';
		// print_r($map);
		// echo '</pre>';

		// echo '<pre>';
		// print_r($list);
		// echo '</pre>';

		// die();

		$custom_field_list = SendPress_Data::get_custom_fields_new();

		$custom_link_array = array();
		$base_count = 0;
		global $wpdb;
		//$wpdb->show_errors();

		if(SendPress_Option::get('import_update')){
            $query ="INSERT INTO ". SendPress_Data::subscriber_table(). "(email,firstname,lastname,join_date,registered_ip,phonenumber,salutation,identity_key) VALUES ";
        } else {
            $query ="INSERT IGNORE INTO ". SendPress_Data::subscriber_table(). "(email,firstname,lastname,join_date,registered_ip,phonenumber,salutation,identity_key) VALUES ";
      	}

		$total = count($data);
		$emails_added = array();
		$x = 0;
		
		foreach($data as $key_line => $line){
			$values ="";

			if( array_key_exists('email',$map)  ){
				$email = $line[$map['email']];

				if(is_email($email) && !in_array(esc_sql($email), $emails_added)){
					$values .= $wpdb->prepare(" %s ," , $email);
					//$values.="'".esc_sql($email,$wpdb->dbh)."',";
					$emails_added[] = esc_sql($email);
					if(array_key_exists('firstname',$map)){
						$values .= $wpdb->prepare(" %s ," , trim($line[$map['firstname']]));
						//$values.="'".esc_sql(trim($line[$map['firstname']]),$wpdb->dbh)."',";
					} else {
						$values .= "'',";
					}

					if(array_key_exists('lastname',$map)){
						$values .= $wpdb->prepare(" %s ," , trim($line[$map['lastname']]));
						//$values.="'".esc_sql(trim($line[$map['lastname']]),$wpdb->dbh)."',";
					} else {
						$values .= "'',";
					}

					$values .=  "'".date('Y-m-d H:i:s') ."',";

					if(array_key_exists('ip',$map)){
						$values .= $wpdb->prepare(" %s ," , trim($line[$map['ip']]));
					} else {
						$values .= "'',";
					}

					if(array_key_exists('phonenumber',$map)){
						$values .= $wpdb->prepare(" %s ," , trim($line[$map['phonenumber']]));
					} else {
						$values .= "'',";
					}

					if(array_key_exists('salutation',$map)){
						$values .= $wpdb->prepare(" %s ," , trim($line[$map['salutation']]));
						//$values.="'".esc_sql(trim($line[$map['salutation']]),$wpdb->dbh)."',";
					} else {
						$values .= "'',";
					}

					$values .= "'".SendPress_Data::random_code()."'";
					$values = preg_replace( "/\r|\n|\t|\x0B/", "", $values );
					$query .= " ($values) ";

					//add custom fields to array for updating
					$d = array();
					foreach ($custom_field_list as $key => $value) {
						
						if(array_key_exists($value['custom_field_key'],$map)){
							$d[$value['custom_field_key']] = $line[$map[$value['custom_field_key']]];
						}else{
							$d[$value['custom_field_key']] = '';
						}


					}

					$custom_link_array[$email] = $d;

				}


			}
			$x++;
			if($total > $x && $values != ""){ $query .=",";}

			

			//unset($data[$key_line]);
		}

		if(SendPress_Option::get('import_update')){
			$query .=" ON DUPLICATE KEY UPDATE firstname=VALUES(firstname), lastname=VALUES(lastname), salutation=VALUES(salutation), phonenumber=VALUES(phonenumber);";
		} else {
			$query .=";";
		}
		

		$d = $wpdb->query($query);
		if($d === false){
			/**
			error_log("=== ===");
			$wpdb->print_error();
			$str   = $wpdb->last_result;
			error_log( print_r($str, true));
			$str   = $wpdb->last_query;
			error_log( $str);
			error_log("=== === ===");
			error_log($query);
			error_log("===");
			**/
			return false;
		}
		
		$query_get = 'SELECT subscriberID FROM '. SendPress_Data::subscriber_table(). ' WHERE email in (\''.implode('\',\'', $emails_added).'\')';

		
		$sub_table_info = $wpdb->get_results($query_get);

		$txt = '';
		foreach ($sub_table_info as $value) {
			$txt .= $value->subscriberID . ',';
		}
		$txt .= '0';

		$current_status = "SELECT * FROM ". SendPress_Data::list_subcribers_table(). " WHERE subscriberID in (". $txt .") AND listID = " . $list ;


		$my_data_x = $wpdb->get_results($current_status, OBJECT_K);


		$query_update_status ="INSERT IGNORE INTO ". SendPress_Data::list_subcribers_table(). "(subscriberID,listID,status,updated ) VALUES ";

		$total = count($sub_table_info);
		$x = 0;
		$y = 0;
		if($total > 0){
			foreach ($sub_table_info as $value) {
				$x++;
				if( !isset( $my_data_x[ $value->subscriberID ]) ){
					$query_update_status .= "( ".$value->subscriberID . "," . $list . ",2,'" .date('Y-m-d H:i:s') . "') ";
					$y++;
					if($total > $x ){ $query_update_status .=",";}
				}
			}
			$query_update_status .=";";
			if($y > 0){
				$wpdb->query($query_update_status);
			}
		}

		//update custom fields

		// echo '<pre>';
		// print_r($custom_link_array);
		// echo '</pre>';

		// echo '<pre>';
		// print_r($map);
		// echo '</pre>';

		$query_get = 'SELECT subscriberID,email FROM '. SendPress_Data::subscriber_table(). ' WHERE email in (\''.implode('\',\'', $emails_added).'\')';

		$imported = $wpdb->get_results($query_get);

		$slugs = "";
		$s_count = 0;
		foreach ($custom_field_list as $key => $value) {
			if($s_count > 0){
				$slugs .= ',';
			}
			$slugs .= $value['custom_field_key'];
		}


			
		$meta_insert = "";
		$x = 0;
		foreach ($imported as $value) {
			$sub_id = $value->subscriberID;
			$email = $value->email;

			foreach ($custom_link_array as $key => $value) {
				
				

				if($key === $email){
					
					// echo '<pre>';
					// print_r($value);
					// echo '</pre>';

					foreach ($value as $meta_key => $meta_value) {
						if($x > 0 && $values != ""){ $meta_insert .=",";}

						$values ="";

						//subid
						$values.="'".esc_sql($sub_id,$wpdb->dbh)."',";

						//list_id
						$values.="'".esc_sql($list,$wpdb->dbh)."',";

						$values.="'".esc_sql($meta_key,$wpdb->dbh)."',";

						$values.="'".esc_sql($meta_value,$wpdb->dbh)."'";

						$meta_insert .= " ($values) ";

						$x++;

					}

					
				}

				
			}
		}

		if($meta_insert != ""){

			$meta_insert_x ="INSERT IGNORE INTO ". SendPress_Data::subscriber_meta_table(). "(subscriberID,listID,meta_key,meta_value) VALUES ";
			$meta_insert_x .= $meta_insert;
			$meta_insert_x .=";";
			$wpdb->query($meta_insert_x);
		}

		//echo $meta_insert;

		
		} catch (Exception $e){
			//error_log($e);
			return false;
		}
		return true;

	}

	static function csv_to_array($csv_file_content , $rows_to_read = 0 , $delimiter = ',' , $enclosure = '' ){
        $data = array();

        $csv_data_array = explode( "\n" , $csv_file_content );
        $i=1;
        foreach($csv_data_array as $csv_line){
            if($rows_to_read!=0 && $i> $rows_to_read) return $data;

            if(function_exists('str_getcsv')){
				$data[] = str_getcsv($csv_line, $delimiter,$enclosure);

            }else{
               $data[]= SendPress_Data::break_csv_apart($csv_line, $delimiter,$enclosure);
            }

            $i++;
        }

        return $data;
    }


	/*
	*
	*	Creates an array from a posted textarea
	*
	*	expects 3 fields or less: @sendpress.me, fname, lname
	*
	*/
	static function subscriber_csv_post_to_array($csv, $delimiter = ',', $enclosure = '"', $escape = '\\', $terminator = "\n") {
	    $r = array();
	    $rows = explode($terminator,trim($csv));
	    $names = array_shift($rows);
	    $names = explode(',', $names);
		$nc = count($names);

	    foreach ($rows as $row) {
	        if (trim($row)) {
	        	$needle = substr_count($row, ',');
	        	if($needle == false){
	        		$row .=',,';
	        	}
	        	if($needle == 1){
	        		$row .=',';
	        	}

	            $values = explode(',' , $row);
	            if (!$values) $values = array_fill(0,$nc,null);
	            $r[] = array_combine($names,$values);
	        }
	    }
	    return $r;
	}

    static function break_csv_apart($csv_line , $delimiter , $enclose , $preserve=false){
        $response = array();
        $n = 0;
        if(empty($enclose)){
            $response = explode($delimiter, $csv_line);
        }else{
            $dtx = explode($enclose, $csv_line);
            foreach($dtx as $item){
                if($n++%2){
                    array_push($response, array_pop($response) . ($preserve ? $enclose : '') . $item.( $preserve ? $enclose : ''));
                }else{
                    $del = explode($delimiter, $item);
                    array_push($response, array_pop($response) . array_shift($del));
                    $response = array_merge($response, $del);
                }
            }
        }

        return $response;
    }

	static function random_code() {
	    $now = time();
	    $random_code = substr( $now, strlen( $now ) - 3, 3 ) . substr( md5( uniqid( rand(), true ) ), 0, 8 ) . substr( md5( $now . rand() ), 0, 4);
	    return $random_code;
	}

	/**
	 * Gets all currently created subscriber status out of the DB
	 * @return array
	 */
	static function get_statuses( ) {
		global $wpdb;
		return $wpdb->get_results("SELECT * FROM " . SendPress_Data::subscriber_status_table() );
	}

	// COUNT DATA
	static function get_count_subscribers($listID = false, $status = 2) {
		global $wpdb;
		$table = SendPress_Data::list_subcribers_table();

		$query = "SELECT COUNT(t1.subscriberID) FROM " .  SendPress_Data::subscriber_table() ." as t1,". SendPress_Data::list_subcribers_table()." as t2,". SendPress_Data::subscriber_status_table()." as t3";


            $query .= " WHERE (t1.subscriberID = t2.subscriberID) AND (t2.status = t3.statusid ) AND (t2.status = %d) ";
            if($listID  !== false){
            	$query .= "AND (t2.listID =  %d)";
            } else {
            	 $query .= " ";
            }
          //  "SELECT COUNT(*) FROM $table WHERE listID = $listID AND status = $status"
		$count = $wpdb->get_var( $wpdb->prepare( $query, $status, $listID));
		return $count;
	}

	static function get_total_subscribers(){
		global $wpdb;
		$table = SendPress_Data::list_subcribers_table();
		$query = "SELECT DISTINCT subscriberID FROM " . $table . " WHERE status = 2";
		$count = $wpdb->get_results( $query );
		return count($count);
	}


 	static function bd_nice_number($n) {
        // first strip any formatting;
        $n = (0+str_replace(",","",$n));

        // is this a number?
        if(!is_numeric($n)) return false;

        // now filter it;
        if($n>1000000000000) return round(($n/1000000000000),1).' trillion';
        else if($n>1000000000) return round(($n/1000000000),1).' billion';
        else if($n>1000000) return round(($n/1000000),1).' million';
        else if($n>99999) return round(($n/1000),0).'K';

        return number_format($n);
    }



	/********************* END SUBSCRIBER static functionS **************************/

	/********************* TEMPLATE POST static functionS **************************/


	/**
	* Takes a key and looks up or creates a template post for storing data.
	*
	*
	* @param mixed $_token Description.
	*
	* @access public
	*
	* @return mixed Value.
	*/
	static function get_template_id_by_slug( $slug ) {
		global $wpdb;
		$_id = 0;
		$slug = strtolower( str_replace( ' ', '_', $slug ) );
		if ( $slug ) {
			// Tell the static function what to look for in a post.
			$_args = array('post_parent' => '0', 'post_type' => 'sptemplates', 'name' => 'sp-template-' . $slug, 'post_status' => 'draft', 'comment_status' => 'closed', 'ping_status' => 'closed' );



			 $querystr = "
			    SELECT $wpdb->posts.*
			    FROM $wpdb->posts
			    WHERE $wpdb->posts.post_name = 'sp-template-$slug'
			    ORDER BY $wpdb->posts.post_date DESC
			 ";

 			$_posts = $wpdb->get_results($querystr, OBJECT);
 			//print_r($_posts);
			// look in the database for a "silent" post that meets our criteria.
			//$_posts = get_posts( $_args );
			// If we've got a post, loop through and get it's ID.
			if ( count( $_posts ) ) {
				$_id = $_posts[0]->ID;
			} else {
				// If no post is present, insert one.
				// Prepare some additional data to go with the post insertion.
				$_words = explode( '_', $slug );
				$_title = join( ' ', $_words );
				$_title = ucwords( $_title );
				$_post_data = array( 'post_title' => $_title );
				$_post_data = array( 'post_name' => $_args['name'] );

				//$_post_data = array( 'post_name' => );
				$_post_data = array_merge( $_post_data, $_args );

				$_id = wp_insert_post( $_post_data );
			} // End IF Statement
		}
		return $_id;
	}

/**
	* Takes a key and looks up or creates a template post for storing data.
	*
	*
	* @param mixed $_token Description.
	*
	* @access public
	*
	* @return mixed Value.
	*/
	static function get_email_template( $slug, $templateinfo ) {
		global $wpdb;
		$_id = 0;
		$slug = strtolower( str_replace( ' ', '_', $slug ) );
		if ( $slug ) {
			// Tell the static function what to look for in a post.
			$_args = array('post_parent' => '0',  'post_content'  => json_encode($templateinfo), 'post_type' => 'sp_template', 'post_title' => $templateinfo['name'], 'post_name' => $slug, 'post_status' => $templateinfo['status'], 'comment_status' => 'closed', 'ping_status' => 'closed' );



			 $querystr = "
			    SELECT $wpdb->posts.*
			    FROM $wpdb->posts
			    WHERE $wpdb->posts.post_name = %s
			    ORDER BY $wpdb->posts.post_date DESC
			 ";
			$querystr = $wpdb->prepare($querystr, $slug);
			$_posts = $wpdb->get_results($querystr, OBJECT);
 			//print_r($_posts);
			// look in the database for a "silent" post that meets our criteria.
			//$_posts = get_posts( $_args );
			// If we've got a post, loop through and get it's ID.
			if ( count( $_posts ) ) {
				$_id = $_posts[0]->ID;
				//$_args['ID'] = $_id;
				//wp_update_post( $_args );

			} else {
				// If no post is present, insert one.
				// Prepare some additional data to go with the post insertion.

				//$_post_data = array( 'post_name' => );
				//$_post_data = array_merge( $_post_data, $_args );

				$_id = wp_insert_post( $_args );


                update_post_meta( $_id, '_guid',  $templateinfo['guid'] );

                if( $slug == 'antwort' ){
                    update_post_meta( $_id, '_footer_page', SendPress_Tag_Footer_Page::content() );
                }
                if( $slug == 'system-base' ){
                    update_post_meta( $_id, '_system_template', true );
                    $fcp = SendPress_Tag_Footer_Page::content( true );
                    update_post_meta( $_id, '_footer_page', $fcp   );
                }

                update_post_meta( $_id, '_header_content', SendPress_Tag_Header_Content::content() );
                update_post_meta( $_id, '_header_padding', 'pad-header' );

			} // End IF Statement
		}
		return $_id;
	}

	/**
	* Takes a key and looks up or creates a template post for storing data.
	*
	*
	* @param mixed $_token Description.
	*
	* @access public
	*
	* @return mixed Value.
	*/
	static function get_html_template_id_by_slug( $slug ) {
		global $wpdb;
		$_id = 0;
		$slug = strtolower( str_replace( ' ', '_', $slug ) );
		if ( $slug ) {
			// Tell the static function what to look for in a post.
			$_args = array('post_parent' => '0', 'post_type' => 'sptemplates', 'name' => 'sp-template-' . $slug, 'post_status' => 'pending', 'comment_status' => 'closed', 'ping_status' => 'closed' );



			 $querystr = "
			    SELECT $wpdb->posts.*
			    FROM $wpdb->posts
			    WHERE $wpdb->posts.post_name = 'sp-template-$slug'
			    ORDER BY $wpdb->posts.post_date DESC
			 ";

 			$_posts = $wpdb->get_results($querystr, OBJECT);
 			//print_r($_posts);
			// look in the database for a "silent" post that meets our criteria.
			//$_posts = get_posts( $_args );
			// If we've got a post, loop through and get it's ID.
			if ( count( $_posts ) ) {
				$_id = $_posts[0]->ID;
			} else {
				// If no post is present, insert one.
				// Prepare some additional data to go with the post insertion.
				$_words = explode( '_', $slug );
				$_title = join( ' ', $_words );
				$_title = ucwords( $_title );
				$_post_data = array( 'post_title' => $_title );
				$_post_data = array( 'post_name' => $_args['name'] );

				//$_post_data = array( 'post_name' => );
				$_post_data = array_merge( $_post_data, $_args );

				$_id = wp_insert_post( $_post_data );
			} // End IF Statement
		}
		return $_id;
	}

	/**
	* Takes a key and looks up or creates a template post for storing data.
	*
	*
	* @param mixed $_token Description.
	*
	* @access public
	*
	* @return mixed Value.
	*/
	static function get_template_by_slug( $slug ) {
		global $wpdb;
		$_id = 0;
		$slug = strtolower( str_replace( ' ', '_', $slug ) );
		if ( $slug ) {
			// Tell the static function what to look for in a post.
			$_args = array('post_parent' => '0', 'post_type' => 'sptemplates', 'name' => 'sp-template-' . $slug, 'post_status' => 'draft', 'comment_status' => 'closed', 'ping_status' => 'closed' );
			// look in the database for a "silent" post that meets our criteria.
			//$_posts = get_posts( $_args );
			 $querystr = "
			    SELECT $wpdb->posts.*
			    FROM $wpdb->posts
			    WHERE $wpdb->posts.post_name = 'sp-template-$slug'
			    ORDER BY $wpdb->posts.post_date DESC
			 ";

 			$_posts = $wpdb->get_results($querystr, OBJECT);
			// If we've got a post, loop through and get it's ID.
			if ( count( $_posts ) ) {
				$_id = $_posts[0]->ID;
			} else {
				// If no post is present, insert one.
				// Prepare some additional data to go with the post insertion.
				$_words = explode( '_', $slug );
				$_title = join( ' ', $_words );
				$_title = ucwords( $_title );
				$_post_data = array( 'post_title' => $_title );
				$_post_data = array( 'post_name' => $_args['name'] );

				//$_post_data = array( 'post_name' => );
				$_post_data = array_merge( $_post_data, $_args );

				$_id = wp_insert_post( $_post_data );
			} // End IF Statement
		}
		return get_post( $_id );
	}


	/********************* END TEMPLATE POST static functionS **************************/

	/********************* PUBLIC VIEW static functionS **************************/
	/**
	 * Get field class name
	 *
	 * @param string $type Field type
	 *
	 * @return bool|string Field class name OR false on failure
	 */
	static function get_public_view_class( $view = false){

		if($view !== false){
			$view = str_replace('-',' ',$view);
			$view  = ucwords( $view );
			$view = str_replace(' ','_',$view);
			$class = "SendPress_Public_View_{$view}";

			if ( class_exists( $class ) )
				return $class;
		}

		return "SendPress_Public_View";
	}

	/********************* END PUBLIC VIEW FUNCTIONS **************************/


	static function set_double_optin_content( ){
		$optin = self::get_template_by_slug('double-optin');
		$optin->post_content = self::optin_content();
		$optin->post_title = self::optin_title();
		delete_transient( 'sendpress_email_html_'. $optin->ID );
		wp_update_post( $optin );
	}

	static function optin_title(){
		return "Please respond to join the *|SITE:TITLE|* email list.";
	}

	static function optin_content(){
		return "Howdy.

		We're ready to send you emails from *|SITE:TITLE|*, but first we need you to confirm that this is what you really want.

		If you want *|SITE:TITLE|* content delivered by email, all you have to do is click the link below. Thanks!

		-----------------------------------------------------------
		CONFIRM BY VISITING THE LINK BELOW:

		*|SP:CONFIRMLINK|*

		Click the link above to give us permission to send you
		information.  It's fast and easy!  If you cannot click the
		full URL above, please copy and paste it into your web
		browser.

		-----------------------------------------------------------
		If you do not want to confirm, simply ignore this message.
		";
	}


	static function remove_all_templates(){
		global $wpdb;
		$wpdb->query("DELETE a,b,c FROM {$wpdb->posts} a LEFT JOIN {$wpdb->term_relationships} b ON (a.ID = b.object_id) LEFT JOIN {$wpdb->postmeta} c ON (a.ID = c.post_id) WHERE a.post_type = 'sp_template' AND a.post_title = 'Responsive Starter' " );
		$wpdb->query("DELETE a,b,c FROM {$wpdb->posts} a LEFT JOIN {$wpdb->term_relationships} b ON (a.ID = b.object_id) LEFT JOIN {$wpdb->postmeta} c ON (a.ID = c.post_id) WHERE a.post_type = 'sp_template' AND a.post_title = 'Responsive 1 Column' " );
		$wpdb->query("DELETE a,b,c FROM {$wpdb->posts} a LEFT JOIN {$wpdb->term_relationships} b ON (a.ID = b.object_id) LEFT JOIN {$wpdb->postmeta} c ON (a.ID = c.post_id) WHERE a.post_type = 'sp_template' AND a.post_title = '2 Column Top - Wide Bottom - Responsive' " );
	}


	static function remove_all_settings(){
		global $wpdb;
		$wpdb->query("DELETE a,b,c FROM {$wpdb->posts} a LEFT JOIN {$wpdb->term_relationships} b ON (a.ID = b.object_id) LEFT JOIN {$wpdb->postmeta} c ON (a.ID = c.post_id) WHERE a.post_type = 'sp_settings'" );

	}








	static function get_key(){
		$key = SendPress_Option::get('email_key');
		if($key == false){
			$key = sha1(microtime(true).mt_rand(10000,90000));
			SendPress_Option::set('email_key', $key);
		}
		return $key;
	}



	static function encrypt( $message ) {
		$message = json_encode($message);
		return SendPress_Data::urlsafeB64Encode($message);
	}

	static function decrypt($message) {


		$json = json_decode( SendPress_Data::urlsafeB64Decode(trim($message)) );

		//SendPress_Error::log(print_r($json,true));

		return $json;
	}



	/**
     * Decode a string with URL-safe Base64.
     *
     * @param string $input A Base64 encoded string
     *
     * @return string A decoded string
     */
    public static function urlsafeB64Decode($input)
    {
        $remainder = strlen($input) % 4;
        if ($remainder) {
            $padlen = 4 - $remainder;
            $input .= str_repeat('=', $padlen);
        }
        return base64_decode(strtr($input, '-_', '+/'));
    }

    /**
     * Encode a string with URL-safe Base64.
     *
     * @param string $input The string you want encoded
     *
     * @return string The base64 encode of what you passed in
     */
    public static function urlsafeB64Encode($input)
    {
        return str_replace('=', '', strtr(base64_encode($input), '+/', '-_'));
    }


	/********************* Widget Settings functionS **************************/

	static function signup_defaults($cleansp){
		$prefix = '_sp';
		if($cleansp){
			$prefix = '';
		}
		return array(
			$prefix."_setting_type" => "form",
			$prefix."_form_type" => "signup_widget",
			$prefix."_form_description" => "",
			$prefix."_collect_firstname" => false,
			$prefix."_collect_lastname" => false,
			$prefix."_collect_phonenumber" => false,
			$prefix."_collect_salutation" => false,
			$prefix."_display_labels_inside_fields" => 0,
			$prefix."_firstname_label" => "First Name",
			$prefix."_lastname_label" => "Last Name",
			$prefix."_phonenumber_label" => "Phone Number",
			$prefix."_salutation_label" => "Salutation",
			$prefix."_email_label" => "E-Mail",
			$prefix."_button_label" => "Submit",
			$prefix."_list_label" => "List Selection",
			$prefix."_lists_checked" => "Select Lists by default",
			$prefix."_thankyou_message" => "Check your inbox now to confirm your subscription.",
			$prefix."_thankyou_page" => ""
		);
	}

	static function manage_subscriptions_defaults($cleansp){
		$prefix = '_sp';
		if($cleansp){
			$prefix = '';
		}
		return array(
			$prefix."_setting_type" => "form",
			$prefix."_form_type" => "manage_subscriptions",
			$prefix."_form_description" => ""
		);
	}

	static function manage_custom_fields_defaults($cleansp){
		$prefix = '_sp';
		if($cleansp){
			$prefix = '';
		}
		return array(
			$prefix."_setting_type" => "custom_field",
			$prefix."_custom_field_type" => "input"
		);
	}

	static function get_default_settings_for_type($type = "", $cleansp = false){
		$defaults = array();
		switch($type){
			case "signup_widget":
				$defaults = SendPress_Data::signup_defaults($cleansp);
				break;
			case "manage_subscriptions":
				$defaults = SendPress_Data::manage_subscriptions_defaults($cleansp);
				break;
			case "custom_field":
				$defaults = SendPress_Data::manage_custom_fields_defaults($cleansp);
				break;
			default:
				$defaults = SendPress_Data::signup_defaults($cleansp);
				break;
		}
		return $defaults;
	}

	static function create_settings_post($title = 'Settings', $type = "", $copy_from = 0){
		$defaults = SendPress_data::get_default_settings_for_type($type);

		// Create post object
		$my_post = array(
			'post_title'    => $title,
			'post_status'   => 'draft',
			'post_type' 	=> 'sp_settings'
		);
		// Insert the post into the database
		$postid = wp_insert_post( $my_post );

		add_post_meta($postid, "_sp_settings_id", $postid, true);

		if( $copy_from > 0 ){
			$defaults = SendPress_Data::get_post_meta_object($copy_from, false);
		}

		foreach ($defaults as $key => $value) {
			add_post_meta($postid, $key, $value, true);
		}

		return $postid;
	}

	static function create_custom_field_post($values){
		// Create post object
		  $my_post = array(
		     'post_title' => $values['name'],
		     'post_content' => '',
		     'post_status' => 'publish',
		     'post_type'=> 'custom_field',
		     'post_name'=> 'input'
		  );
		//error_log($my_post);
		// Insert the post into the database
  		$new_id = wp_insert_post( $my_post );
  		update_post_meta($new_id,'public',$values['public']);

		return $new_id;
	}

	static function get_custom_fields_new(){
		$return = array();

		$fields = SPNL()->load('Customfields')->get_all();

		foreach ($fields as $key => $field) {
			array_push($return, array(
				'id'      				=> $field['id'],
				'custom_field_label'   	=> $field['label'],
				'custom_field_key' 		=> $field['slug']
			));
		}

		return $return;
	}

	static function get_custom_fields(){
		$return = array();

		
		if(defined('SENDPRESS_PRO_LOADED')){
			$args = array(
				'post_type' => 'sp_settings',
				'meta_query' => array(
					array(
						'key'     => '_sp_setting_type',
						'value'   => 'custom_field',
						'compare' => '=',
					)
				),
				'post_status' => 'draft'
			);
			$query = new WP_Query( $args );


			if ( $query->have_posts() ) {

				while ( $query->have_posts() ) {
					$query->the_post();
					$saved_post_id = get_the_ID();
					$custom_field_label = get_post_meta($saved_post_id, '_sp_custom_field_description', true);
					$custom_field_key = get_post_meta($saved_post_id, '_sp_custom_field_key', true);

					array_push($return, array(
						'id'      				=> $saved_post_id,
						'custom_field_label'   	=> $custom_field_label,
						'custom_field_key' 		=> $custom_field_key
					));
				}

			}
			wp_reset_postdata();
		}

		return $return;
	}

	static function create_default_form($type = 'signup'){
		//SendPress_Option::set('default-signup-widget-settings',null);

		$postid = SendPress_Option::get('default-'.$type.'-widget-settings');
		$hasPost = false;

		if ( !empty($postid) ) {
			$hasPost = true;
			$query = array();
			/*
			$query =  get_posts(array(
				'post_type'=>'sp_settings',
				'post_status'=>'any',
				'p'=>$postid
			));

			*/

			if( count($query) === 0 ){
				$hasPost = false;
				$xposts = get_posts(array(
					'post_type'=>'sp_settings',
					'post_status'=>'any',
					'orderby' => 'ID',
					'order' => 'ASC'
				));
				foreach ($xposts as $pchecks) {

					if($pchecks->post_title == 'Default Signup Settings'){
						$hasPost = true;
						SendPress_Option::set('default-signup-widget-settings',$pchecks->ID);
					}
					//Default Signup Settings
				}
			}
		}

		if(!$hasPost){
			switch($type){
				case 'signup':
					$postid = SendPress_Data::create_settings_post("Default Signup Settings", SendPress_Data::signup_defaults());
					SendPress_Option::set('default-'.$type.'-widget-settings',$postid);
					break;
			}
		}
	}

	static function get_post_meta_object($postid, $cleansp = true){

		$post_meta_keys = get_post_custom_keys($postid);
		if (empty($post_meta_keys)) return;

		$obj = array();

		foreach ($post_meta_keys as $meta_key) {
			$meta_values = get_post_custom_values($meta_key, $postid);
			foreach ($meta_values as $meta_value) {
				$meta_value = maybe_unserialize($meta_value);
				$obj[($cleansp) ? str_replace('_sp', '', $meta_key) : $meta_key] = $meta_value;
			}
		}

		//add post title to the array
		$obj['post_title'] = get_the_title($postid);

		return $obj;
	}

	static function update_post_meta_object($postid, $data){

		$options = SendPress_Data::get_post_meta_object($postid);

		foreach($options as $key => $value){
			if(array_key_exists($key, $data)){
				update_post_meta($postid, '_sp'.$key, $data[$key]);
			}else{
				update_post_meta($postid, '_sp'.$key, false);
			}
		}

		foreach($data as $key => $value){
			if(!array_key_exists($key, $options)){
				update_post_meta($postid, '_sp'.$key, $data[$key]);
			}
		}
	}

	static function delete_post_meta_object($postid, $data){

		$post_meta_keys = get_post_custom_keys($postid);

		foreach($post_meta_keys as $key => $value){
			delete_post_meta($postid, $value);
		}

		wp_delete_post( $postid, true );

	}

	static function get_forms_for_widget($type = 'signup_widget'){
		$query = get_posts(array(
				'post_type'=>'sp_settings',
				'post_status'=>'any',
				'meta_query'=>array(
					array(
							'key'     => '_sp_setting_type',
							'value'   => 'form',
							'compare' => '='
						),
						// array(
						// 	'key'     => '_sp_form_type',
						// 	'value'   => $type,
						// 	'compare' => '='
						// ),


				)
			));

		$default_signup = (object)array('ID'=>'signup', 'post_title'=>'Default Signup','post_type'=>'sp_settings');
		$default_manage = (object)array('ID'=>'manage', 'post_title'=>'Default Manage Subscriptions','post_type'=>'sp_settings');

		array_unshift(
			$query,
			$default_signup,
			$default_manage
		);

		return $query;
	}

	static function get_widget_form_types(){
		return array("signup_widget" => "Signup","manage_subscriptions" => "Manage Subscriptions");

	}

	static function get_system_email_types(){
		$system_emails = SendPress_Option::base_get('system-emails');
		$defaults = array("opt_in" => "Opt In","manage_subscriptions" => "Manage Subscriptions");

		//remove manage subscription for now so i can work on other things
		unset($defaults['manage_subscriptions']);


		return $defaults;

	}

	static function set_system_email_default($id, $type){



	}

	/********************* END Widget Settings functionS **************************/

	/*************************** Templating functions *****************************/

	public static function post_text_only(){
		return '<table width="100%" border="0" cellpadding="0" cellspacing="0" align="left" class="force-row"><tr><td class="col" valign="top" style="width:100%"><div><a href="{sp-post-link}">{sp-post-title}</a></div><div>{sp-author-template}</div><div>{sp-post-excerpt}</div><div><a href="{sp-post-link}">{sp-post-readmore}</a></div><br></td></tr></table>';
	}

	public static function post_img_left(){
		return '<table border=0 cellpadding=0 cellspacing=0 width=100%><tr><td width=100%><!--[if mso]><table border=0 cellpadding=0 cellspacing=0 width=100%><tr><td width=30% valign=top><![endif]--><table border=0 cellpadding=0 cellspacing=0 width={sp-post-img-col-width} align=left class=force-row><tr><td class=col style=width:100% valign=top><img class=image_fix src={sp-post-image} style=margin-bottom:10px width=100%></table><!--[if mso]><td width=70% valign=top><![endif]--><table border=0 cellpadding=0 cellspacing=0 width={sp-post-text-col-width} align=right class=force-row><tr><td class=col style=width:100% valign=top><div><a href={sp-post-link}>{sp-post-title}</a></div><div>{sp-author-template}</div><div>{sp-post-excerpt}</div><div class=post-readmore><a href={sp-post-link}><span>{sp-post-readmore}</span></a></div><br></table><!--[if mso]><![endif]--></table><br>';
	}

	public static function post_img_right(){
		return '<table border=0 cellpadding=0 cellspacing=0 width=100%><tr><td width=100%><!--[if mso]><table border=0 cellpadding=0 cellspacing=0 width=100%><tr><td width=30% valign=top><![endif]--><table border=0 cellpadding=0 cellspacing=0 width={sp-post-img-col-width} align=right class=force-row><tr><td class=col style=width:100% valign=top><img class=image_fix src={sp-post-image} style=margin-bottom:10px width=100%></table><!--[if mso]><td width=70% valign=top><![endif]--><table border=0 cellpadding=0 cellspacing=0 width={sp-post-text-col-width} align=left class=force-row><tr><td class=col style=width:100% valign=top><div><a href={sp-post-link}>{sp-post-title}</a></div><div>{sp-author-template}</div><div>{sp-post-excerpt}</div><div class=post-readmore><a href={sp-post-link}><span>{sp-post-readmore}</span></a></div><br></table><!--[if mso]><![endif]--></table><br>';
	}

	public static function two_column(){
		return '<table width="100%" border="0" cellpadding="0" cellspacing="0" align="left" class="force-row"><tr><td class="col" valign="top" style="width:45%">{sp-col-1}</td><td class="col" valign="top" style="width:10%"><!-- --></td><td class="col" valign="top" style="width:45%">{sp-col-2}</td></tr></table>';
	}

	public static function three_column(){
		return '<table width="100%" border="0" cellpadding="0" cellspacing="0" align="left" class="force-row"><tr><td class="col" valign="top" style="width:30%">{sp-col-1}</td><td class="col" valign="top" style="width:5%"><!-- --></td><td class="col" valign="top" style="width:30%">{sp-col-2}</td><td class="col" valign="top" style="width:5%"><!-- --></td><td class="col" valign="top" style="width:30%">{sp-col-3}</td></tr></table>';
	}

	/*************************** Templating functions *****************************/

	public static function manage_sub_content(){
		return "Howdy.

		Here is your link from *|SITE:TITLE|*.  Clicking the link will bring you to a personalized form so you can manage your subscriptions.

		-----------------------------------------------------------
		MANAGE YOUR SUBSCRIPTIONS BY VISITING THE LINK BELOW:

		{sp-manage-subscription-url}

		-----------------------------------------------------------
		If you do not want to manage your subscriptions, simply ignore this message.
		";
	}

	public static function get_sysemail_content($type){
		$ret = '';
		switch($type){
			case 'opt_in':
				$ret = SendPress_Data::optin_content();
			break;
			case 'manage_subscriptions':
				$ret = SendPress_Data::manage_sub_content();
			break;
		}
		return $ret;
	}

	static function get_optin_sys_emails(){
		$query = new WP_Query(
			array(
				'posts_per_page'=>-1,
				'post_type' => 'sp_newsletters',
				//'post_status' => array('sp-systememail'),
				'meta_query' => array(
				array(
					'key'     => '_system_email_type',
					'value'   => 'opt_in',
					'compare' => '=',
				),
			),
			)
		);

		wp_reset_postdata();
		return $query->posts;
	}

	static function get_manage_sys_emails(){
		$query = new WP_Query(
			array(
				'posts_per_page'=>-1,
				'post_type' => $_email_post_type,
				//'post_status' => array('sp-systememail'),
				'meta_query' => array(
				array(
					'key'     => '_system_email_type',
					'value'   => 'manage_subscriptions',
					'compare' => '=',
				),
			),
			)
		);
		wp_reset_postdata();
		return $query->posts;
	}

	static function get_list_sys_emails($type){

		switch($type){
			case 'opt_in':
				$ret = SendPress_Data::get_optin_sys_emails();
			break;
			case 'manage_subscriptions':
				$ret = SendPress_Data::get_manage_sys_emails();
			break;
		}

		return $ret;

	}

	static function ordinal($number) {
	    $ends = array('th','st','nd','rd','th','th','th','th','th','th');
	    if ((($number % 100) >= 11) && (($number%100) <= 13))
	        return $number. 'th';
	    else
	        return $number. $ends[$number % 10];
	}

	static function web_safe_fonts(){
		return array(
			'Georgia'=>'Georgia,serif',
			'Palatino'=>'"Palatino Linotype", "Book Antiqua", Palatino, serif,serif"',
			'Times New Roman'=>'"Times New Roman", Times, serif',
			'Arial'=>'Arial,sans-serif',
			'Helvetica'=>'Helvetica,sans-serif',
			'Arial Black'=>'"Arial Black", Gadget, sans-serif',
			//'Comic Sans MS'=>'"Comic Sans MS", cursive,sans-serif', //at Doug's request
			'Impact'=>'Impact, Charcoal,,sans-serif',
			'Lucida Sans Unicode'=>'"Lucida Sans Unicode", "Lucida Grande",sans-serif',
			'Tahoma'=>'Tahoma, Geneva,sans-serif',
			'Trebuchet MS'=>'"Trebuchet MS", Helvetica,sans-serif',
			'Verdana'=>'Verdana, Geneva,sans-serif',
			'Courier New'=>'"Courier New", Courier, monospace',
			'Lucida Console'=>'"Lucida Console", Monaco, monospace'
		);
	}

	static function upgrade_custom_fields(){
		global $wpdb;
		$custom_field_list = SendPress_Data::get_custom_fields();
		$old_slugs = "";
		$meta_table = SendPress_Data::subscriber_meta_table();

		foreach ($custom_field_list as $key => $value) {

			$data = array(
					"label"=>$value['custom_field_label'], 
					"slug"=>SendPress_Data::slugify($value['custom_field_label']),
					"old_slug"=>$value['custom_field_key']
				);

			$id = SPNL()->load('Customfields')->add($data);

			//update slug with ID
			$data['id'] = $id;
			$data['slug'] = SendPress_Data::slugify($value['custom_field_label'],$id);

			SPNL()->load('Customfields')->add($data);

			//finally, update
			$wpdb->update( $meta_table, array('meta_key'=>$data['slug']), array('meta_key' => $value['custom_field_key'] ) );
		}

	}

	static function custom_field_template(){

		$label = __('Label ', 'sendpress'); 

		$temp_id = SendPress_Data::GUID();

		return '<p><label class="custom-field-label" for="_salutation_label">'.$label.':</label><input type="text" class="widefat custom-field" data-field-id="temp-'.$temp_id.'" id="custom_field_label" name="custom_field_label" value="" style="width:300px;" /></p><div style="padding-left:60px; margin-bottom:20px;"><input class="allow_edits" type="checkbox" data-field-id="temp-'.$temp_id.'" id="custom_field_allow_edit" checked> Allow users to edit their data</div>';

		
	}

	static function GUID()
	{
	    if (function_exists('com_create_guid') === true)
	    {
	        return trim(com_create_guid(), '{}');
	    }

	    return sprintf('%04X%04X-%04X-%04X-%04X-%04X%04X%04X', mt_rand(0, 65535), mt_rand(0, 65535), mt_rand(0, 65535), mt_rand(16384, 20479), mt_rand(32768, 49151), mt_rand(0, 65535), mt_rand(0, 65535), mt_rand(0, 65535));
	}

	static public function slugify($text, $id=999)
	{
	  // replace non letter or digits by -
	  $text = preg_replace('~[^\pL\d]+~u', '-', $text);

	  // transliterate
	  $text = iconv('utf-8', 'us-ascii//TRANSLIT', $text);

	  // remove unwanted characters
	  $text = preg_replace('~[^-\w]+~', '', $text);

	  // trim
	  $text = trim($text, '-');

	  // remove duplicate -
	  $text = preg_replace('~-+~', '-', $text);

	  // lowercase
	  $text = strtolower($text);

	  if (empty($text)) {
	    return 'n-a';
	  }

	  return $text .'-'.$id;
	}

}