....................................../////.===Shadow-Here===./////................................................ > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < ------------------------------------------------------------------------------------------------------------------- /////////////////////////////////////////////////////////////////////////////////////////////////////////////////// RIFF¤ WEBPVP8 ˜ ðÑ *ôô>‘HŸK¥¤"§£±¨àð enü¹%½_F‘åè¿2ºQú³íªú`N¿­3ÿƒügµJžaÿ¯ÿ°~¼ÎùnúîÞÖô•òíôÁÉß®Sm¥Ü/ ‡ó˜f£Ùà<˜„xëJ¢Ù€SO3x<ªÔ©4¿+ç¶A`q@Ì“Úñè™ÍÿJÌ´ª-˜ÆtÊÛL]Ïq*‘Ý”ì#ŸÌÏãY]@ê`¿ /ªfkØB4·®£ó z—Üw¥Pxù–ÞLШKÇN¾AkÙTf½è'‰g gÆv›Øuh~ a˜Z— ïj*á¥t d£“uÒ ¨`K˜¹ßþ]b>˜]_ÏÔ6W—è2r4x•íÖ…"ƒÖNîä!¦å Ú}ýxGøÌ —@ ;ÆÚŠ=ɾ1ý8lªË¥ô ^yf®Œ¢u&2©nÙÇ›ñÂñŒ³ aPo['½»øFùà­+4ê“$!lövlüÞ=;N®3ð‚õ›DÉKòÞ>ÄÍ ¥ˆuߤ#ˆ$6ù™¥îŠ‡y’ÍB¼ çxÛ;X"WL£R÷͝*ó-¶Zu}º.s¸sšXqù–DþÿvªhüïwyŸ ¯é³lÀ:KCûÄ£Ëá\…­ ~—ýóî ¼ûûÜTÓüÇy…ŽÆvc»¾×U ñ¸žþоP÷¦ó:Ò¨¨5;Ð#&#ÖúñläÿÁœ GxÉ­/ñ‡áQðìYÉtÒwŽ¼GÔ´zàÒò ð*ëzƒ•4~H]Ø‹f ñÓÈñ`NåWçs'ÆÏW^ø¹!XžµmQ5ÃËoLœÎ: ÞËÍ¥J ù…î èo£ßPÎñ¶ž8.Œ]ʵ~5›ÙË-ù*8ÙÖß±~ ©¹rÓê‚j¶d¸{^Q'˜±Crß ÚH—#¥¥QlÀ×ëã‡DÜ«èî þ&Çæžî;ŽÏºò6ÒLÃXy&ZŒ'j‚¢Ù€IßÚù+–MGi‰*jE€‘JcÜ ÓÌ EÏÚj]o˜ Þr <¾U ûŪæÍ/šÝH¥˜b”¼ ÁñßX GP›ï2›4WŠÏà×£…íÓk†¦H·ÅíMh–*nó÷à]ÁjCº€b7<ب‹¨5車bp2:Á[UªM„QŒçiNMa#<5›áËó¸HýÊ"…×Éw¹¦ì2º–x<›»a±¸3Weü®FÝ⑱ö–î–³|LPÈ~çð~Çå‡|º kD¢µÏàÆAI %1À% ¹Ò – ”ϝS¦‰4&¶£°à Öý”û_Ò Áw°A«Å€?mÇÛgHÉ/8)á¾ÛìáöŽP í¨PŸNÙµº¦‡§Ùš"ÿ«>+ªÕ`Ê÷‡‚ß Õû˜þãÇ-PÍ.¾XV‘€ dÜ"þ4¹ ±Oú‘©t¥¦FªÄÃÄ•b‚znýu½—#cDs˜ÃiÑOˆñ×QO=*IAÊ,¶ŽZƒ;‡wøXè%EÐk:F±Ú” .Ѽ+Áu&Ç`."pÈÉw o&¿dE6‘’EqTuK@Ì¥ã™À(Êk(h‰,H}RÀIXÛš3µ1©_OqÚÒJAñ$ÊÙÜ;D3çŒ[þùœh¬Ã³™ö6ç†NY".Ú‰ï[ªŸŒ '²Ð öø_¨ÂÉ9u鶳ÒŠõTàîMØ#û¯gN‡bÙ놚X„ö …ÉeüÌ^J ‹€.œ$Æ)βÄeæW#óüßĺŸ€ ÀzwV 9oä»f4V*uB «Ë†¹ì¯žR霓æHXa=&“I4K;¯ç‹h×·"UŠ~<•â•ªVêª&ÍSÃÆÅ?ÔqÎ*mTM ˜›µwêd#[C¡©§‘D<©àb†–ÁœøvH/,í:¯( ²£|4-„Æövv„Yͼ™^Á$ˆ„¢Û[6yB.åH*V¨æ?$=˜Ñ€•î¦ñ·­(VlŸ‘ nÀt8W÷´Bûba?q9ú¶Xƒl«ÿ\ù¶’þòUÐj/õ¢Ìµ³g$ƒÎR!¸»|Oߍë’BhîÚÑ¢ñåŒJ„®„£2Ð3•ô02Nt…!£Í]Ïc½Qÿ?ˆ<&ÃA¾Ú,JˆijÌ#5yz„‰Î|ÊŽ5QÏ:‹ÐaóVÔxW—CpeÏzÐïíçôÿÅ_[hãsÐ_/ŽTÝ?BîˆííV$<¿i>²F¬_Eß¿ †bÊŒº­ÿ®Z H“C}”¬,Mp ý/Bá£w>˜YV°aƒúh+cŠ- r/[%|üUMHäQ°X»|û/@|°¥Ð !BÔ Ç¢Ä©š+Õì D«7ìN¶ŽðÔ " ƶ’ÖçtA‰Û×}{tþz­¾GÍ›k¹OEJR$ Â׃ «ëÁ"oÉôž$oUK(Ä)Ãz³Ê-‹êN[Ò3Œñbï8P 4ƒ×q¢bo|?<ÛX¬òÄÍ°L–±›(™ûG?ýË©ÚÄ–ÂDØÐ_Ç¡ô ¾–ÄÏø ×e8Ë©$ÄF¹Å‹ì[©óìl:F¾f´‹‹Xì²ï®\¬ôùƒ ÿat¥óèÒùHß0äe‚;ü×h:ÆWðHž=Ã8骣"kœ'Y?³}Tûè€>?0l›e1Lòñ„aæKÆw…hÖŠùW…ÈÆÄ0ši·›[pcwËþñiêíY/~-Á5˜!¿†A›™Mÿþ(±“t@â“ö2­´TG5yé]çå僳 .·ÍïçÝ7UÚ±Ð/Nè»,_Ï ùdj7\ï Wì4›„»c¸àešg#ÒÊ⥭áØo5‘?ÌdÝô¯ ¹kzsƒ=´#ëÉK›Ø´±-¥eW?‡çßtòTã…$Ý+qÿ±ƒ÷_3Ô¥í÷:æ–ž<·Ö‡‰Å¢ š‡%Ô—utÌÈìðžgÖÀz²À—ï÷Óîäõ{K'´È÷³yaÏÁjƒô}ž§®æÊydÕÈë5¯èˆõvÕ©ã*çD„ “z„Ó‡^^xÂ3M§A´JG‚öï 3W'ˆ.OvXè¡ÊÕª?5º7†˜(˜Ç¶#çê’¶!ÌdZK§æ 0fãaN]òY³RV ™î$®K2R¨`W!1Ôó\;Ý ýB%qæK•&ÓÈe9È0êI±žeŸß -ú@žQr¦ ö4»M¼Áè¹µmw 9 EÆE_°2ó„ŸXKWÁ×Hóì^´²GѝF©óäR†¦‰ç"V»eØ<3ùd3ÿÚ¤Žú“Gi" —‘_ÙËÎ~Üö¯¥½Î»üŸEÚŽåmÞþí ;ÞólËΦMzA"Âf(´òá;Éï(/7½ûñÌ­cïÕçлþÝz¾-ÍvÑ“pH­–ðÓj$¸Äû¤‚‘ãUBË-n“2åPkS5&‹Â|+g^œ®Ì͆d!OïäîU«c;{Û!ÅŽ«ëZ9Ókóˆ]¯ƒ›né `ÇÒ+tÆš (ØKá¾—=3œ®•vuMñg²\ï Ec€ 05±d™‡×iÇ×›UúvÌ¢£Èþ¡ÕØô¶ßÎA"ß±#Ö²ˆÊŸ¦*Ä~ij|àø.-¼'»Ú¥£h ofº¦‡VsR=N½„Î v˜Z*SÌ{=jÑB‹tê…;’HžH¯8–îDù8ñ¢|Q•bÛçš–‹m³“ê¨ åÏ^m¬Žãþ©ïêO‡½6] µÆ„Ooòü ²x}N¦Ë3ïé¿»€›HA˜m%çÞ/¿í7Fø“‹léUk)É°Œµ8Q8›:ÀŠeT*šõ~ôڝG6 ¢}`ùH­–”¡k ‰P1>š†®9z11!X wKfmÁ¦xÑ,N1Q”–æB¶M…ÒÃv6SMˆhU¬ÊPŽï‘öj=·CŒ¯u¹ƒVIЃsx4’ömÛýc塶7ßŠß 57^\wÒÐÆ k§h,Œý î«q^R½3]J¸ÇðN ‚çU¬ôº^Áì} ³f©Õœ§ˆã:FÄÈ‚é(€™?àýÓüè1Gô£¼éj‚OÅñ  #>×—ßtà 0G¥Åa뀐kßhc™À_ÉñÞ#±)GD" YîäË-ÿÙ̪ ¹™a¯´¢E\ÝÒö‚;™„ë]_ p8‰o¡ñ+^÷ 3‘'dT4œŽ ðVë½° :¬víÑ«£tßÚS-3¶“þ2 †üüʨòrš¹M{É_¤`Û¨0ìjœøJ‡:÷ÃáZ˜†@GP&œÑDGÏs¡þ¦þDGú‘1Yá9Ôþ¼ ûø…§÷8&–ÜÑnÄ_m®^üÆ`;ÉVÁJ£?â€-ßê}suÍ2sõA NÌúA磸‘îÿÚ»ƒìö·á¿±tÑÐ"Tÿü˜[@/äj¬€uüªìù¥Ý˜á8Ý´sõj 8@rˆð äþZÇD®ÿUÏ2ùôõrBzÆÏÞž>Ì™xœ“ wiÎ×7_… ¸ \#€MɁV¶¥üÕÿPÔ9Z‡ø§É8#H:ƒ5ÀÝå9ÍIŒ5åKÙŠ÷qÄ>1AÈøžj"µÂд/ªnÀ qªã}"iŸBå˜ÓÛŽ¦…&ݧ;G@—³b¯“•"´4í¨ôM¨åñC‹ïùÉó¯ÓsSH2Ý@ßáM‡ˆKÀªÛUeø/4\gnm¥‹ŸŒ qÄ b9ÞwÒNÏ_4Ég³ú=܆‚´ •â¥õeíþkjz>éÚyU«Íӝ݃6"8/ø{=Ô¢»G¥ äUw°W«,ô—¿ãㆅү¢³xŠUû™yŒ (øSópÐ 9\åTâ»—*oG$/×ÍT†Y¿1¤Þ¢_‡ ¼ „±ÍçèSaÓ 3ÛMÁBkxs‰’R/¡¤ˆÙçª(*õ„üXÌ´ƒ E§´¬EF"Ù”R/ÐNyÆÂ^°?™6¡œïJ·±$§?º>ÖüœcNÌù¯G ‹ñ2ŠBB„^·úìaz¨k:#¨Æ¨8LÎõލ£^§S&cŒÐU€ü(‡F±Š¼&P>8ÙÁ ‰ p5?0ÊƃZl¸aô š¼¡}gÿ¶zÆC²¹¬ÎÖG*HB¡O<º2#ñŒAƒ–¡B˜´É$¥›É:FÀÔx¾u?XÜÏÓvN©RS{2ʈãk9rmP¼Qq̳ è¼ÐFׄ^¡Öì fE“F4A…!ì/…¦Lƒ… … $%´¾yã@CI¬ á—3PþBÏNÿ<ý°4Ü ËÃ#ØÍ~âW«rEñw‹eùMMHß²`¬Öó½íf³:‹k˜¯÷}Z!ã¿<¥,\#öµÀ¯aÒNÆIé,Ћ–lŽ#Àæ9ÀÒS·I’½-Ïp Äz¤Š Â* ­íÄ9­< h>׍3ZkËU¹§˜ŒŠ±f­’¤º³Q ÏB?‹#µíÃ¥®@(Gs«†vI¥Mµ‹Á©e~2ú³ÁP4ìÕi‚²Ê^ö@-DþÓàlÜOÍ]n"µã:žpsŽ¢:! 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Current File : /home/t/h/i/thillelirn/sexo_tlse/wp-content/updraft/plugins-old/wordfence/lib//wfDB.php
<?php
class wfDB {
	public $errorMsg = false;
	
	public static function shared() {
		static $_shared = null;
		if ($_shared === null) {
			$_shared = new wfDB();
		}
		return $_shared;
	}
  
  /**
   * Returns the table prefix for the main site on multisites and the site itself on single site installations.
   *
   * @return string
   */
	public static function networkPrefix() {
		global $wpdb;
		return $wpdb->base_prefix;
	}
  
  /**
   * Returns the table with the site (single site installations) or network (multisite) prefix added.
   *
   * @param string $table
   * @param bool $applyCaseConversion Whether or not to convert the table case to what is actually in use.
   * @return string
   */
	public static function networkTable($table, $applyCaseConversion = true) {
		if (wfSchema::usingLowercase() && $applyCaseConversion) {
			$table = strtolower($table);
		}
		return self::networkPrefix() . $table;
	}
  
  /**
   * Returns the table prefix for the given blog ID. On single site installations, this will be equivalent to wfDB::networkPrefix().
   *
   * @param int $blogID
   * @return string
   */
	public static function blogPrefix($blogID) {
	  global $wpdb;
	  return $wpdb->get_blog_prefix($blogID);
	}
  
  /**
   * Returns the table with the site (single site installations) or blog-specific (multisite) prefix added.
   *
   * @param string $table
   * @param bool $applyCaseConversion Whether or not to convert the table case to what is actually in use.
   * @return string
   */
	public static function blogTable($table, $blogID, $applyCaseConversion = true) {
		if (wfSchema::usingLowercase() && $applyCaseConversion) {
			$table = strtolower($table);
		}
	  	return self::blogPrefix($blogID) . $table;
	}
	
	/**
	 * Converts the given value into a MySQL hex string. This is needed because WordPress will run an unnecessary `SHOW
	 * FULL COLUMNS` on every hit where we use non-ASCII data (e.g., packed binary-encoded IP addresses) in queries.
	 * 
	 * @param string $binary
	 * @return string
	 */
	public static function binaryValueToSQLHex($binary) {
		return sprintf("X'%s'", bin2hex($binary));
	}
	
	public function querySingle(){
		global $wpdb;
		if(func_num_args() > 1){
			$args = func_get_args();
			return $wpdb->get_var(call_user_func_array(array($wpdb, 'prepare'), $args));
		} else {
			return $wpdb->get_var(func_get_arg(0));
		}
	}
	public function querySingleRec(){ //queryInSprintfFormat, arg1, arg2, ... :: Returns a single assoc-array or null if nothing found.
		global $wpdb;
		if(func_num_args() > 1){
			$args = func_get_args();
			return $wpdb->get_row(call_user_func_array(array($wpdb, 'prepare'), $args), ARRAY_A);
		} else {
			return $wpdb->get_row(func_get_arg(0), ARRAY_A);
		}
	}
	public function queryWrite(){
		global $wpdb;
		if(func_num_args() > 1){
			$args = func_get_args();
			return $wpdb->query(call_user_func_array(array($wpdb, 'prepare'), $args));
		} else {
			return $wpdb->query(func_get_arg(0));
		}
	}
	public function queryWriteArray($query, $array) {
		global $wpdb;
		return $wpdb->query($wpdb->prepare($query, $array));
	}
	public function flush(){ //Clear cache
		global $wpdb;
		$wpdb->flush();
	}
	public function querySelect(){ //sprintfString, arguments :: always returns array() and will be empty if no results.
		global $wpdb;
		if(func_num_args() > 1){
			$args = func_get_args();
			return $wpdb->get_results(call_user_func_array(array($wpdb, 'prepare'), $args), ARRAY_A);
		} else {
			return $wpdb->get_results(func_get_arg(0), ARRAY_A);
		}
	}
	public function queryWriteIgnoreError(){ //sprintfString, arguments
		global $wpdb;
		$oldSuppress = $wpdb->suppress_errors(true);
		$args = func_get_args();
		call_user_func_array(array($this, 'queryWrite'), $args);
		$wpdb->suppress_errors($oldSuppress);
	}
	public function columnExists($table, $col){
		$table = wfDB::networkTable($table);
		$q = $this->querySelect("desc $table");
		foreach($q as $row){
			if($row['Field'] == $col){
				return true;
			}
		}
		return false;
	}
	public function dropColumn($table, $col){
		$table = wfDB::networkTable($table);
		$this->queryWrite("alter table $table drop column $col");
	}
	public function createKeyIfNotExists($table, $col, $keyName){
		$table = wfDB::networkTable($table);
		
		$exists = $this->querySingle(<<<SQL
SELECT TABLE_NAME FROM information_schema.TABLES
WHERE TABLE_SCHEMA=DATABASE()
AND TABLE_NAME='%s'
SQL
			, $table);
		$keyFound = false;
		if($exists){
			$q = $this->querySelect("show keys from $table");
			foreach($q as $row){
				if($row['Key_name'] == $keyName){
					$keyFound = true;
				}
			}
		}
		if(! $keyFound){
			$this->queryWrite("alter table $table add KEY $keyName($col)");
		}
	}
	public function getMaxAllowedPacketBytes(){
		$rec = $this->querySingleRec("show variables like 'max_allowed_packet'");
		return intval($rec['Value']);
	}
	public function getMaxLongDataSizeBytes() {
		$rec = $this->querySingleRec("show variables like 'max_long_data_size'");
		return $rec['Value'];
	}
	public function truncate($table){ //Ensures everything is deleted if user is using MySQL >= 5.1.16 and does not have "drop" privileges
		$this->queryWrite("truncate table $table");
		$this->queryWrite("delete from $table");
	}
	public function getLastError(){
		global $wpdb;
		return $wpdb->last_error;
	}
	public function realEscape($str){
		global $wpdb;
		return $wpdb->_real_escape($str);
	}
	public function insert($table, $columns, $rows, $updateOnDuplicate) {
		global $wpdb;
		$rowCount = count($rows);
		if ($rowCount === 0)
			return;
		$columnClause = implode(',', array_keys($columns));
		$valuesClause = ltrim(str_repeat(',(' . implode(',', $columns) . ')', $rowCount), ',');
		if ($updateOnDuplicate) {
			$duplicateClause = ' ON DUPLICATE KEY UPDATE ' . implode(',', array_map(function($column) {
				return "{$column} = VALUES({$column})";
			}, $updateOnDuplicate));
		}
		else {
			$duplicateClause = null;
		}
		$parameters = [];
		foreach ($rows as $row) {
			foreach ($row as $value) {
				$parameters[] = $value;
			}
		}
		$query = $wpdb->prepare("INSERT INTO {$table} ({$columnClause}) VALUES {$valuesClause}{$duplicateClause}", $parameters);
		$result = $wpdb->query($query);
		if ($result === false)
			throw new RuntimeException("Insert query failed: {$query}");
	}
	private static function getBindingType($value, $override = null) {
		if ($override !== null)
			return $override;
		if (is_int($value)) {
			return '%d';
		}
		else {
			return '%s';
		}
	}
	private static function buildWhereClause($conditions, $bindingOverrides, &$parameters) {
		$whereExpressions = [];
		foreach ($conditions as $column => $value) {
			$override = array_key_exists($column, $bindingOverrides) ? $bindingOverrides[$column] : null;
			if ($override === null) {
				$getBinding = [self::class, 'getBindingType'];
			}
			else {
				$getBinding = function($value) use ($override) { return $override; };
			}
			if (is_array($value)) {
				$whereExpressions[] = "{$column} IN (" . implode(',', array_map($getBinding, $value)) . ')';
				$parameters = array_merge($parameters, $value);
			}
			else {
				$whereExpressions[] = "{$column} = " . $getBinding($value);
				$parameters[] = $value;
			}
		}
		return implode(' AND ', $whereExpressions);
	}
	public function update($table, $set, $conditions, $bindingOverrides = []) {
		global $wpdb;
		$setExpressions = [];
		$parameters = [];
		foreach ($set as $column => $value) {
			if (is_array($value)) {
				$parameters[] = $value[1];
				$value = $value[0];
			}
			$setExpressions[] = "{$column} = {$value}";
		}
		$whereClause = self::buildWhereClause($conditions, $bindingOverrides, $parameters);
		$setClause = implode(',', $setExpressions);
		$query = $wpdb->prepare("UPDATE {$table} SET {$setClause} WHERE {$whereClause}", $parameters);
		$result = $wpdb->query($query);
		if ($result === false)
			throw new RuntimeException("UPDATE query failed: {$query}");
	}
	public function select($table, $columns, $conditions, $bindingOverrides = [], $limit = 500) {
		global $wpdb;
		$parameters = [];
		$selectClause = implode(',', $columns);
		$whereClause = Self::buildWhereClause($conditions, $bindingOverrides, $parameters);
		$limitClause = $limit === null ? '' : " LIMIT {$limit}";
		$query = $wpdb->prepare("SELECT {$selectClause} FROM {$table} WHERE {$whereClause}{$limitClause}", $parameters);
		if (count($columns) == 1) {
			$result = $wpdb->get_col($query);
		}
		else {
			$result = $wpdb->get_results($query, ARRAY_N);
		}
		if (!is_array($result))
			throw new RuntimeException("SELECT query failed: {$query}");
		return $result;
	}
	public function selectAll($table, $columns, $conditions, $bindingOverrides = []) {
		return $this->select($table, $columns, $conditions, $bindingOverrides, null);
	}
}

abstract class wfModel {

	private $data;
	private $db;
	private $dirty = false;

	/**
	 * Column name of the primary key field.
	 *
	 * @return string
	 */
	abstract public function getIDColumn();

	/**
	 * Table name.
	 *
	 * @return mixed
	 */
	abstract public function getTable();

	/**
	 * Checks if this is a valid column in the table before setting data on the model.
	 *
	 * @param string $column
	 * @return boolean
	 */
	abstract public function hasColumn($column);

	/**
	 * wfModel constructor.
	 * @param array|int|string $data
	 */
	public function __construct($data = array()) {
		if (is_array($data) || is_object($data)) {
			$this->setData($data);
		} else if (is_numeric($data)) {
			$this->fetchByID($data);
		}
	}

	public function fetchByID($id) {
		$id = absint($id);
		$data = $this->getDB()->get_row($this->getDB()->prepare('SELECT * FROM ' . $this->getTable() .
				' WHERE ' . $this->getIDColumn() . ' = %d', $id));
		if ($data) {
			$this->setData($data);
			return true;
		}
		return false;
	}

	/**
	 * @return bool
	 */
	public function save() {
		if (!$this->dirty) {
			return false;
		}
		$this->dirty = ($this->getPrimaryKey() ? $this->update() : $this->insert()) === false;
		return !$this->dirty;
	}

	/**
	 * @return false|int
	 */
	public function insert() {
		$data = $this->getData();
		unset($data[$this->getPrimaryKey()]);
		$rowsAffected = $this->getDB()->insert($this->getTable(), $data);
		$this->setPrimaryKey($this->getDB()->insert_id);
		return $rowsAffected;
	}

	/**
	 * @return false|int
	 */
	public function update() {
		return $this->getDB()->update($this->getTable(), $this->getData(), array(
			$this->getIDColumn() => $this->getPrimaryKey(),
		));
	}

	/**
	 * @param $name string
	 * @return mixed
	 */
	public function __get($name) {
		if (!$this->hasColumn($name)) {
			return null;
		}
		return array_key_exists($name, $this->data) ? $this->data[$name] : null;
	}

	/**
	 * @param $name string
	 * @param $value mixed
	 */
	public function __set($name, $value) {
		if (!$this->hasColumn($name)) {
			return;
		}
		$this->data[$name] = $value;
		$this->dirty = true;
	}

	/**
	 * @return array
	 */
	public function getData() {
		return $this->data;
	}

	/**
	 * @param array $data
	 * @param bool $flagDirty
	 */
	public function setData($data, $flagDirty = true) {
		$this->data = array();
		foreach ($data as $column => $value) {
			if ($this->hasColumn($column)) {
				$this->data[$column] = $value;
				$this->dirty = (bool) $flagDirty;
			}
		}
	}

	/**
	 * @return wpdb
	 */
	public function getDB() {
		if ($this->db === null) {
			global $wpdb;
			$this->db = $wpdb;
		}
		return $this->db;
	}

	/**
	 * @param wpdb $db
	 */
	public function setDB($db) {
		$this->db = $db;
	}

	/**
	 * @return int
	 */
	public function getPrimaryKey() {
		return $this->{$this->getIDColumn()};
	}

	/**
	 * @param int $value
	 */
	public function setPrimaryKey($value) {
		$this->{$this->getIDColumn()} = $value;
	}
}

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