diff --git a/diaspora/diaspora.php b/diaspora/diaspora.php
index 79cd236d7..490cd4d8b 100644
--- a/diaspora/diaspora.php
+++ b/diaspora/diaspora.php
@@ -51,7 +51,7 @@ function diaspora_queue_hook(&$a,&$b) {
 	$hostname = $a->get_hostname();
 
 	$qi = q("SELECT * FROM `queue` WHERE `network` = '%s'",
-		dbesc(NETWORK_DIASPORA2)
+		DBA::escape(NETWORK_DIASPORA2)
 	);
 	if(! count($qi))
 		return;
diff --git a/forumdirectory/forumdirectory.php b/forumdirectory/forumdirectory.php
index c71c4a388..d3e724c15 100644
--- a/forumdirectory/forumdirectory.php
+++ b/forumdirectory/forumdirectory.php
@@ -100,7 +100,7 @@ function forumdirectory_content(&$a)
 	if (strlen($search)) {
 		$sql_extra = " AND MATCH (`profile`.`name`, `user`.`nickname`, `pdesc`, `locality`,`region`,`country-name`,"
 			. "`gender`,`marital`,`sexual`,`about`,`romance`,`work`,`education`,`pub_keywords`,`prv_keywords` )"
-			. " AGAINST ('" . dbesc($search) . "' IN BOOLEAN MODE) ";
+			. " AGAINST ('" . DBA::escape($search) . "' IN BOOLEAN MODE) ";
 	}
 
 	$publish = Config::get('system', 'publish_all') ? '' : " AND `publish` = 1 ";
diff --git a/gravatar/gravatar.php b/gravatar/gravatar.php
index 7e5a918bc..00d8e5b32 100644
--- a/gravatar/gravatar.php
+++ b/gravatar/gravatar.php
@@ -5,9 +5,12 @@
  * Version: 1.1
  * Author: Klaus Weidenbach <http://friendica.dszdw.net/profile/klaus>
  */
+
+use Friendica\App;
 use Friendica\Core\Addon;
 use Friendica\Core\Config;
 use Friendica\Core\L10n;
+use Friendica\Database\DBA;
 
 /**
  * Installs the addon hook
@@ -29,7 +32,7 @@ function gravatar_uninstall() {
 	logger("unregistered gravatar in avatar_lookup hook");
 }
 
-function gravatar_load_config(\Friendica\App $a)
+function gravatar_load_config(App $a)
 {
 	$a->loadConfigFile(__DIR__. '/config/gravatar.ini.php');
 }
@@ -93,7 +96,7 @@ function gravatar_addon_admin (&$a, &$o) {
 
 	// Check if Libravatar is enabled and show warning
 	$r = q("SELECT * FROM `addon` WHERE `name` = '%s' and `installed` = 1",
-		dbesc('libravatar')
+		DBA::escape('libravatar')
 	);
 	if (count($r)) {
 		$o = '<h5>' .L10n::t('Information') .'</h5><p>' .L10n::t('Libravatar addon is installed, too. Please disable Libravatar addon or this Gravatar addon.<br>The Libravatar addon will fall back to Gravatar if nothing was found at Libravatar.') .'</p><br><br>';
diff --git a/jappixmini/jappixmini.php b/jappixmini/jappixmini.php
index 372193fbf..7b4a9cb64 100644
--- a/jappixmini/jappixmini.php
+++ b/jappixmini/jappixmini.php
@@ -67,6 +67,7 @@ use Friendica\Core\Addon;
 use Friendica\Core\Config;
 use Friendica\Core\L10n;
 use Friendica\Core\PConfig;
+use Friendica\Database\DBA;
 use Friendica\Model\User;
 use Friendica\Util\Network;
 
@@ -195,7 +196,7 @@ function jappixmini_init()
 
 	$role = $_REQUEST["role"];
 	if ($role == "pub") {
-		$r = q("SELECT * FROM `contact` WHERE LENGTH(`pubkey`) AND `dfrn-id`='%s' LIMIT 1", dbesc($dfrn_id));
+		$r = q("SELECT * FROM `contact` WHERE LENGTH(`pubkey`) AND `dfrn-id`='%s' LIMIT 1", DBA::escape($dfrn_id));
 		if (!count($r)) {
 			killme();
 		}
@@ -204,7 +205,7 @@ function jappixmini_init()
 		$decrypt_func = openssl_public_decrypt;
 		$key = $r[0]["pubkey"];
 	} else if ($role == "prv") {
-		$r = q("SELECT * FROM `contact` WHERE LENGTH(`prvkey`) AND `issued-id`='%s' LIMIT 1", dbesc($dfrn_id));
+		$r = q("SELECT * FROM `contact` WHERE LENGTH(`prvkey`) AND `issued-id`='%s' LIMIT 1", DBA::escape($dfrn_id));
 		if (!count($r)) {
 			killme();
 		}
@@ -524,7 +525,7 @@ function jappixmini_script(App $a)
 		$key = $row['k'];
 		$pos = strpos($key, ":");
 		$dfrn_id = substr($key, $pos + 1);
-		$r = q("SELECT `name` FROM `contact` WHERE `uid`=$uid AND (`dfrn-id`='%s' OR `issued-id`='%s')", dbesc($dfrn_id), dbesc($dfrn_id));
+		$r = q("SELECT `name` FROM `contact` WHERE `uid`=$uid AND (`dfrn-id`='%s' OR `issued-id`='%s')", DBA::escape($dfrn_id), DBA::escape($dfrn_id));
 		if (count($r))
 			$name = $r[0]["name"];
 
@@ -593,7 +594,7 @@ function jappixmini_cron(App $a, $d)
 
 		// for each user, go through list of contacts
 		$contacts = q("SELECT * FROM `contact` WHERE `uid`=%d AND ((LENGTH(`dfrn-id`) AND LENGTH(`pubkey`)) OR (LENGTH(`issued-id`) AND LENGTH(`prvkey`))) AND `network` = '%s'",
-			intval($uid), dbesc(NETWORK_DFRN));
+			intval($uid), DBA::escape(NETWORK_DFRN));
 		foreach ($contacts as $contact_row) {
 			$request = $contact_row["request"];
 			if (!$request) {
diff --git a/libravatar/libravatar.php b/libravatar/libravatar.php
index 14bc0358b..ee283f0c5 100644
--- a/libravatar/libravatar.php
+++ b/libravatar/libravatar.php
@@ -5,9 +5,12 @@
  * Version: 1.1
  * Author: Klaus Weidenbach <http://friendica.dszdw.net/profile/klaus>
  */
+
+use Friendica\App;
 use Friendica\Core\Addon;
 use Friendica\Core\Config;
 use Friendica\Core\L10n;
+use Friendica\Database\DBA;
 
 /**
  * Installs the addon hook
@@ -29,7 +32,7 @@ function libravatar_uninstall()
 	logger("unregistered libravatar in avatar_lookup hook");
 }
 
-function libravatar_load_config(\Friendica\App $a)
+function libravatar_load_config(App $a)
 {
 	$a->loadConfigFile(__DIR__. '/config/libravatar.ini.php');
 }
@@ -96,7 +99,7 @@ function libravatar_addon_admin(&$a, &$o)
 
 	// Libravatar falls back to gravatar, so show warning about gravatar addon if enabled
 	$r = q("SELECT * FROM `addon` WHERE `name` = '%s' and `installed` = 1",
-		dbesc('gravatar')
+		DBA::escape('gravatar')
 	);
 	if (count($r)) {
 		$o = '<h5>' .L10n::t('Information') .'</h5><p>' .L10n::t('Gravatar addon is installed. Please disable the Gravatar addon.<br>The Libravatar addon will fall back to Gravatar if nothing was found at Libravatar.') .'</p><br><br>';
diff --git a/mailstream/mailstream.php b/mailstream/mailstream.php
index 012416b81..8b3c6ede0 100644
--- a/mailstream/mailstream.php
+++ b/mailstream/mailstream.php
@@ -120,8 +120,8 @@ function mailstream_post_hook(&$a, &$item) {
 	$message_id = mailstream_generate_id($a, $item['uri']);
 	q("INSERT INTO `mailstream_item` (`uid`, `contact-id`, `uri`, `message-id`) " .
 		"VALUES (%d, '%s', '%s', '%s')", intval($item['uid']),
-		intval($item['contact-id']), dbesc($item['uri']), dbesc($message_id));
-	$r = q('SELECT * FROM `mailstream_item` WHERE `uid` = %d AND `contact-id` = %d AND `uri` = "%s"', intval($item['uid']), intval($item['contact-id']), dbesc($item['uri']));
+		intval($item['contact-id']), DBA::escape($item['uri']), DBA::escape($message_id));
+	$r = q('SELECT * FROM `mailstream_item` WHERE `uid` = %d AND `contact-id` = %d AND `uri` = "%s"', intval($item['uid']), intval($item['contact-id']), DBA::escape($item['uri']));
 	if (count($r) != 1) {
 		logger('mailstream_post_remote_hook: Unexpected number of items returned from mailstream_item', LOGGER_NORMAL);
 		return;
@@ -307,7 +307,7 @@ function mailstream_send($a, $message_id, $item, $user) {
 	// In case of failure, still set the item to completed.  Otherwise
 	// we'll just try to send it over and over again and it'll fail
 	// every time.
-	q('UPDATE `mailstream_item` SET `completed` = now() WHERE `message-id` = "%s"', dbesc($message_id));
+	q('UPDATE `mailstream_item` SET `completed` = now() WHERE `message-id` = "%s"', DBA::escape($message_id));
 }
 
 /**
diff --git a/public_server/public_server.php b/public_server/public_server.php
index 1fbd41b8c..19aca3a86 100644
--- a/public_server/public_server.php
+++ b/public_server/public_server.php
@@ -57,7 +57,7 @@ function public_server_cron($a, $b)
 	$r = q("SELECT * FROM `user` WHERE `account_expires_on` < UTC_TIMESTAMP() + INTERVAL 5 DAY AND
 		`account_expires_on` > '%s' AND
 		`expire_notification_sent` <= '%s'",
-		dbesc(NULL_DATE), dbesc(NULL_DATE));
+		DBA::escape(NULL_DATE), DBA::escape(NULL_DATE));
 
 	if (DBA::isResult($r)) {
 		foreach ($r as $rr) {
@@ -81,7 +81,7 @@ function public_server_cron($a, $b)
 	$nologin = Config::get('public_server', 'nologin', false);
 	if ($nologin) {
 		$r = q("SELECT `uid` FROM `user` WHERE NOT `account_expired` AND `login_date` <= '%s' AND `register_date` < UTC_TIMESTAMP() - INTERVAL %d DAY AND `account_expires_on` <= '%s'",
-			dbesc(NULL_DATE), intval($nologin), dbesc(NULL_DATE));
+			DBA::escape(NULL_DATE), intval($nologin), DBA::escape(NULL_DATE));
 		if (DBA::isResult($r)) {
 			foreach ($r as $rr) {
 				$fields = ['account_expires_on' => DateTimeFormat::utc('now +6 days')];
@@ -93,7 +93,7 @@ function public_server_cron($a, $b)
 	$flagusers = Config::get('public_server', 'flagusers', false);
 	if ($flagusers) {
 		$r = q("SELECT `uid` FROM `user` WHERE NOT `account_expired` AND `login_date` < UTC_TIMESTAMP() - INTERVAL %d DAY AND `account_expires_on` <= '%s' AND `page-flags` = 0",
-			intval($flagusers), dbesc(NULL_DATE));
+			intval($flagusers), DBA::escape(NULL_DATE));
 		if (DBA::isResult($r)) {
 			foreach ($r as $rr) {
 				$fields = ['account_expires_on' => DateTimeFormat::utc('now +6 days')];
@@ -106,7 +106,7 @@ function public_server_cron($a, $b)
 	$flagpostsexpire = Config::get('public_server', 'flagpostsexpire');
 	if ($flagposts && $flagpostsexpire) {
 		$r = q("SELECT `uid` FROM `user` WHERE NOT `account_expired` AND `login_date` < UTC_TIMESTAMP() - INTERVAL %d DAY AND `account_expires_on` <= '%s' and `expire` = 0 AND `page-flags` = 0",
-			intval($flagposts), dbesc(NULL_DATE));
+			intval($flagposts), DBA::escape(NULL_DATE));
 		if (DBA::isResult($r)) {
 			foreach ($r as $rr) {
 				DBA::update('user', ['expire' => $flagpostsexpire], ['uid' => $rr['uid']]);
diff --git a/pumpio/pumpio.php b/pumpio/pumpio.php
index 6a6cc606b..fb96d5b69 100644
--- a/pumpio/pumpio.php
+++ b/pumpio/pumpio.php
@@ -883,7 +883,7 @@ function pumpio_dounlike(App $a, $uid, $self, $post, $own_id)
 		$contactid = $self[0]['id'];
 	} else {
 		$r = q("SELECT * FROM `contact` WHERE `nurl` = '%s' AND `uid` = %d AND `blocked` = 0 AND `readonly` = 0 LIMIT 1",
-			dbesc(normalise_link($post->actor->url)),
+			DBA::escape(normalise_link($post->actor->url)),
 			intval($uid)
 		);
 
@@ -938,7 +938,7 @@ function pumpio_dolike(App $a, $uid, $self, $post, $own_id, $threadcompletion =
 		$post->actor->image->url = $self[0]['photo'];
 	} else {
 		$r = q("SELECT * FROM `contact` WHERE `nurl` = '%s' AND `uid` = %d AND `blocked` = 0 AND `readonly` = 0 LIMIT 1",
-			dbesc(normalise_link($post->actor->url)),
+			DBA::escape(normalise_link($post->actor->url)),
 			intval($uid)
 		);
 
@@ -1015,7 +1015,7 @@ function pumpio_get_contact($uid, $contact, $no_insert = false)
 	}
 
 	$r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `nurl` = '%s' LIMIT 1",
-		intval($uid), dbesc(normalise_link($contact->url)));
+		intval($uid), DBA::escape(normalise_link($contact->url)));
 
 	if (!DBA::isResult($r)) {
 		// create contact record
@@ -1024,26 +1024,26 @@ function pumpio_get_contact($uid, $contact, $no_insert = false)
 					`location`, `about`, `writable`, `blocked`, `readonly`, `pending` )
 				VALUES (%d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', %d, %d, '%s', '%s', %d, 0, 0, 0)",
 			intval($uid),
-			dbesc(DateTimeFormat::utcNow()),
-			dbesc($contact->url),
-			dbesc(normalise_link($contact->url)),
-			dbesc(str_replace("acct:", "", $contact->id)),
-			dbesc(''),
-			dbesc($contact->id), // What is it for?
-			dbesc('pump.io ' . $contact->id), // What is it for?
-			dbesc($contact->displayName),
-			dbesc($contact->preferredUsername),
-			dbesc($contact->image->url),
-			dbesc(NETWORK_PUMPIO),
+			DBA::escape(DateTimeFormat::utcNow()),
+			DBA::escape($contact->url),
+			DBA::escape(normalise_link($contact->url)),
+			DBA::escape(str_replace("acct:", "", $contact->id)),
+			DBA::escape(''),
+			DBA::escape($contact->id), // What is it for?
+			DBA::escape('pump.io ' . $contact->id), // What is it for?
+			DBA::escape($contact->displayName),
+			DBA::escape($contact->preferredUsername),
+			DBA::escape($contact->image->url),
+			DBA::escape(NETWORK_PUMPIO),
 			intval(CONTACT_IS_FRIEND),
 			intval(1),
-			dbesc($contact->location->displayName),
-			dbesc($contact->summary),
+			DBA::escape($contact->location->displayName),
+			DBA::escape($contact->summary),
 			intval(1)
 		);
 
 		$r = q("SELECT * FROM `contact` WHERE `nurl` = '%s' AND `uid` = %d LIMIT 1",
-			dbesc(normalise_link($contact->url)),
+			DBA::escape(normalise_link($contact->url)),
 			intval($uid)
 			);
 
@@ -1171,7 +1171,7 @@ function pumpio_dopost(App $a, $client, $uid, $self, $post, $own_id, $threadcomp
 		} elseif ($contact_id == 0) {
 			// Take an existing contact, the contact of the note or - as a fallback - the id of the user
 			$r = q("SELECT * FROM `contact` WHERE `nurl` = '%s' AND `uid` = %d AND `blocked` = 0 AND `readonly` = 0 LIMIT 1",
-				dbesc(normalise_link($post->actor->url)),
+				DBA::escape(normalise_link($post->actor->url)),
 				intval($uid)
 			);
 
@@ -1179,7 +1179,7 @@ function pumpio_dopost(App $a, $client, $uid, $self, $post, $own_id, $threadcomp
 				$contact_id = $r[0]['id'];
 			} else {
 				$r = q("SELECT * FROM `contact` WHERE `nurl` = '%s' AND `uid` = %d AND `blocked` = 0 AND `readonly` = 0 LIMIT 1",
-					dbesc(normalise_link($post->actor->url)),
+					DBA::escape(normalise_link($post->actor->url)),
 					intval($uid)
 				);
 
@@ -1304,7 +1304,7 @@ function pumpio_fetchinbox(App $a, $uid)
 			INNER JOIN `item` ON `item`.`id` = `thread`.`iid`
 			WHERE `thread`.`network` = '%s' AND `thread`.`uid` = %d AND `item`.`extid` != ''
 			ORDER BY `thread`.`commented` DESC LIMIT 10",
-				dbesc(NETWORK_PUMPIO),
+				DBA::escape(NETWORK_PUMPIO),
 				intval($uid)
 			);
 
@@ -1401,7 +1401,7 @@ function pumpio_getallusers(App &$a, $uid)
 function pumpio_queue_hook(App $a, array &$b)
 {
 	$qi = q("SELECT * FROM `queue` WHERE `network` = '%s'",
-		dbesc(NETWORK_PUMPIO)
+		DBA::escape(NETWORK_PUMPIO)
 	);
 
 	if (!DBA::isResult($qi)) {
@@ -1508,7 +1508,7 @@ function pumpio_getreceiver(App $a, array $b)
 			$r = q("SELECT `name`, `nick`, `url` FROM `contact` WHERE `id` = %d AND `uid` = %d AND `network` = '%s' AND `blocked` = 0 AND `readonly` = 0 LIMIT 1",
 				intval($cid),
 				intval($b["uid"]),
-				dbesc(NETWORK_PUMPIO)
+				DBA::escape(NETWORK_PUMPIO)
 				);
 
 			if (DBA::isResult($r)) {
@@ -1526,7 +1526,7 @@ function pumpio_getreceiver(App $a, array $b)
 				"FROM `group_member`, `contact` WHERE `group_member`.`gid` = %d ".
 				"AND `contact`.`id` = `group_member`.`contact-id` AND `contact`.`network` = '%s'",
 					intval($gid),
-					dbesc(NETWORK_PUMPIO)
+					DBA::escape(NETWORK_PUMPIO)
 				);
 
 			foreach ($r AS $row)
@@ -1551,7 +1551,7 @@ function pumpio_getreceiver(App $a, array $b)
 			$r = q("SELECT `name`, `nick`, `url` FROM `contact` WHERE `id` = %d AND `uid` = %d AND `network` = '%s' AND `blocked` = 0 AND `readonly` = 0 LIMIT 1",
 				intval($cid),
 				intval($b["uid"]),
-				dbesc(NETWORK_PUMPIO)
+				DBA::escape(NETWORK_PUMPIO)
 				);
 
 			if (DBA::isResult($r)) {
diff --git a/remote_permissions/remote_permissions.php b/remote_permissions/remote_permissions.php
index 94bdf5c11..a9f5b51ef 100644
--- a/remote_permissions/remote_permissions.php
+++ b/remote_permissions/remote_permissions.php
@@ -6,10 +6,12 @@
  * Author: Zach <https://f.shmuz.in/profile/techcity>
  *
  */
+
 use Friendica\Core\Addon;
 use Friendica\Core\Config;
 use Friendica\Core\L10n;
 use Friendica\Core\PConfig;
+use Friendica\Database\DBA;
 
 function remote_permissions_install() {
 	Addon::registerHook('lockview_content', 'addon/remote_permissions/remote_permissions.php', 'remote_permissions_content');
@@ -84,7 +86,7 @@ function remote_permissions_content($a, $item_copy) {
 		// The contact lives here. Get his/her user info
 		$nick = $r[0]['nick'];
 		$r = q("SELECT uid FROM user WHERE nickname = '%s' LIMIT 1",
-		       dbesc($nick)
+		       DBA::escape($nick)
 		);
 		if(! $r)
 			return;
@@ -104,15 +106,15 @@ function remote_permissions_content($a, $item_copy) {
 		if($item_copy['uri'] === $item_copy['parent-uri']) {
 			// Lockview for a top-level post
 			$r = q("SELECT allow_cid, allow_gid, deny_cid, deny_gid FROM item WHERE uri = '%s' AND type = 'wall' LIMIT 1",
-				   dbesc($item_copy['uri'])
+				   DBA::escape($item_copy['uri'])
 			);
 		}
 		else {
 			// Lockview for a comment
 			$r = q("SELECT allow_cid, allow_gid, deny_cid, deny_gid FROM item WHERE uri = '%s'
 			        AND parent = ( SELECT id FROM item WHERE uri = '%s' AND type = 'wall' ) LIMIT 1",
-				   dbesc($item_copy['uri']),
-				   dbesc($item_copy['parent-uri'])
+				   DBA::escape($item_copy['uri']),
+				   DBA::escape($item_copy['parent-uri'])
 			);
 		}
 		if($r) {
@@ -130,7 +132,7 @@ function remote_permissions_content($a, $item_copy) {
 
 			if(count($allowed_groups)) {
 				$r = q("SELECT DISTINCT `contact-id` FROM group_member WHERE gid IN ( %s )",
-					dbesc(implode(', ', $allowed_groups))
+					DBA::escape(implode(', ', $allowed_groups))
 				);
 				foreach($r as $rr)
 					$allow[] = $rr['contact-id'];
@@ -139,7 +141,7 @@ function remote_permissions_content($a, $item_copy) {
 
 			if(count($deny_groups)) {
 				$r = q("SELECT DISTINCT `contact-id` FROM group_member WHERE gid IN ( %s )",
-					dbesc(implode(', ', $deny_groups))
+					DBA::escape(implode(', ', $deny_groups))
 				);
 				foreach($r as $rr)
 					$deny[] = $rr['contact-id'];
@@ -149,7 +151,7 @@ function remote_permissions_content($a, $item_copy) {
 			if($allow)
 			{
 				$r = q("SELECT name FROM contact WHERE id IN ( %s )",
-					   dbesc(implode(', ', array_diff($allow, $deny)))
+					   DBA::escape(implode(', ', array_diff($allow, $deny)))
 				);
 				foreach($r as $rr)
 					$allow_names[] = $rr['name'];
@@ -162,8 +164,8 @@ function remote_permissions_content($a, $item_copy) {
 			// will have different URIs than the original. We can match the GUID for
 			// those
 			$r = q("SELECT `uid` FROM item WHERE uri = '%s' OR guid = '%s'",
-				   dbesc($item_copy['uri']),
-			       dbesc($item_copy['guid'])
+				   DBA::escape($item_copy['uri']),
+			       DBA::escape($item_copy['guid'])
 			);
 			if(! $r)
 				return;
@@ -173,7 +175,7 @@ function remote_permissions_content($a, $item_copy) {
 				$allow[] = $rr['uid'];
 
 			$r = q("SELECT username FROM user WHERE uid IN ( %s )",
-				dbesc(implode(', ', $allow))
+				DBA::escape(implode(', ', $allow))
 			);
 			if(! $r)
 				return;
diff --git a/statusnet/statusnet.php b/statusnet/statusnet.php
index c1701e088..58f4485e1 100644
--- a/statusnet/statusnet.php
+++ b/statusnet/statusnet.php
@@ -899,7 +899,7 @@ function statusnet_fetch_contact($uid, $contact, $create_user)
 		"location" => $contact->location, "about" => $contact->description,
 		"addr" => statusnet_address($contact), "generation" => 3]);
 
-	$r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `alias` = '%s' AND `network` = '%s'LIMIT 1", intval($uid), dbesc(normalise_link($contact->statusnet_profile_url)), dbesc(NETWORK_STATUSNET));
+	$r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `alias` = '%s' AND `network` = '%s'LIMIT 1", intval($uid), DBA::escape(normalise_link($contact->statusnet_profile_url)), DBA::escape(NETWORK_STATUSNET));
 
 	if (!DBA::isResult($r) && !$create_user) {
 		return 0;
@@ -917,28 +917,28 @@ function statusnet_fetch_contact($uid, $contact, $create_user)
 					`location`, `about`, `writable`, `blocked`, `readonly`, `pending` )
 					VALUES ( %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', %d, %d, '%s', '%s', %d, 0, 0, 0 ) ",
 			intval($uid),
-			dbesc(DateTimeFormat::utcNow()),
-			dbesc($contact->statusnet_profile_url),
-			dbesc(normalise_link($contact->statusnet_profile_url)),
-			dbesc(statusnet_address($contact)),
-			dbesc(normalise_link($contact->statusnet_profile_url)),
-			dbesc(''),
-			dbesc(''),
-			dbesc($contact->name),
-			dbesc($contact->screen_name),
-			dbesc($contact->profile_image_url),
-			dbesc(NETWORK_STATUSNET),
+			DBA::escape(DateTimeFormat::utcNow()),
+			DBA::escape($contact->statusnet_profile_url),
+			DBA::escape(normalise_link($contact->statusnet_profile_url)),
+			DBA::escape(statusnet_address($contact)),
+			DBA::escape(normalise_link($contact->statusnet_profile_url)),
+			DBA::escape(''),
+			DBA::escape(''),
+			DBA::escape($contact->name),
+			DBA::escape($contact->screen_name),
+			DBA::escape($contact->profile_image_url),
+			DBA::escape(NETWORK_STATUSNET),
 			intval(CONTACT_IS_FRIEND),
 			intval(1),
-			dbesc($contact->location),
-			dbesc($contact->description),
+			DBA::escape($contact->location),
+			DBA::escape($contact->description),
 			intval(1)
 		);
 
 		$r = q("SELECT * FROM `contact` WHERE `alias` = '%s' AND `uid` = %d AND `network` = '%s' LIMIT 1",
-			dbesc($contact->statusnet_profile_url),
+			DBA::escape($contact->statusnet_profile_url),
 			intval($uid),
-			dbesc(NETWORK_STATUSNET));
+			DBA::escape(NETWORK_STATUSNET));
 
 		if (!DBA::isResult($r)) {
 			return false;
@@ -955,10 +955,10 @@ function statusnet_fetch_contact($uid, $contact, $create_user)
 					`micro` = '%s',
 					`avatar-date` = '%s'
 				WHERE `id` = %d",
-			dbesc($photos[0]),
-			dbesc($photos[1]),
-			dbesc($photos[2]),
-			dbesc(DateTimeFormat::utcNow()),
+			DBA::escape($photos[0]),
+			DBA::escape($photos[1]),
+			DBA::escape($photos[2]),
+			DBA::escape(DateTimeFormat::utcNow()),
 			intval($contact_id)
 		);
 	} else {
@@ -986,19 +986,19 @@ function statusnet_fetch_contact($uid, $contact, $create_user)
 						`location` = '%s',
 						`about` = '%s'
 					WHERE `id` = %d",
-				dbesc($photos[0]),
-				dbesc($photos[1]),
-				dbesc($photos[2]),
-				dbesc(DateTimeFormat::utcNow()),
-				dbesc(DateTimeFormat::utcNow()),
-				dbesc(DateTimeFormat::utcNow()),
-				dbesc($contact->statusnet_profile_url),
-				dbesc(normalise_link($contact->statusnet_profile_url)),
-				dbesc(statusnet_address($contact)),
-				dbesc($contact->name),
-				dbesc($contact->screen_name),
-				dbesc($contact->location),
-				dbesc($contact->description),
+				DBA::escape($photos[0]),
+				DBA::escape($photos[1]),
+				DBA::escape($photos[2]),
+				DBA::escape(DateTimeFormat::utcNow()),
+				DBA::escape(DateTimeFormat::utcNow()),
+				DBA::escape(DateTimeFormat::utcNow()),
+				DBA::escape($contact->statusnet_profile_url),
+				DBA::escape(normalise_link($contact->statusnet_profile_url)),
+				DBA::escape(statusnet_address($contact)),
+				DBA::escape($contact->name),
+				DBA::escape($contact->screen_name),
+				DBA::escape($contact->location),
+				DBA::escape($contact->description),
 				intval($r[0]['id'])
 			);
 		}
@@ -1520,7 +1520,7 @@ function statusnet_fetch_own_contact(App $a, $uid)
 		$contact_id = statusnet_fetch_contact($uid, $user, true);
 	} else {
 		$r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `alias` = '%s' LIMIT 1",
-			intval($uid), dbesc($own_url));
+			intval($uid), DBA::escape($own_url));
 		if (DBA::isResult($r)) {
 			$contact_id = $r[0]["id"];
 		} else {
diff --git a/testdrive/testdrive.php b/testdrive/testdrive.php
index 8e71103f7..e67479df8 100644
--- a/testdrive/testdrive.php
+++ b/testdrive/testdrive.php
@@ -6,9 +6,11 @@
  * Author: Mike Macgirvin <http://macgirvin.com/profile/mike>
  */
 
+use Friendica\App;
 use Friendica\Core\Addon;
 use Friendica\Core\Config;
 use Friendica\Core\L10n;
+use Friendica\Database\DBA;
 use Friendica\Model\User;
 use Friendica\Util\DateTimeFormat;
 
@@ -33,7 +35,7 @@ function testdrive_uninstall() {
 
 }
 
-function testdrive_load_config(\Friendica\App $a)
+function testdrive_load_config(App $a)
 {
 	$a->loadConfigFile(__DIR__. '/config/testdrive.ini.php');
 }
@@ -51,7 +53,7 @@ function testdrive_register_account($a,$b) {
 		return;
 
 	$r = q("UPDATE user set account_expires_on = '%s' where uid = %d",
-		dbesc(DateTimeFormat::convert('now +' . $days . ' days')),
+		DBA::escape(DateTimeFormat::convert('now +' . $days . ' days')),
 		intval($uid)
 	);
 
@@ -79,7 +81,7 @@ function testdrive_cron($a,$b) {
 			]);
 
 			q("update user set expire_notification_sent = '%s' where uid = %d",
-				dbesc(DateTimeFormat::utcNow()),
+				DBA::escape(DateTimeFormat::utcNow()),
 				intval($rr['uid'])
 			);
 
diff --git a/twitter/twitter.php b/twitter/twitter.php
index 786b34743..591887057 100644
--- a/twitter/twitter.php
+++ b/twitter/twitter.php
@@ -142,7 +142,7 @@ function twitter_check_item_notification(App $a, &$notification_data)
 
 	$own_user = q("SELECT `url` FROM `contact` WHERE `uid` = %d AND `alias` = '%s' LIMIT 1",
 			intval($notification_data["uid"]),
-			dbesc("twitter::".$own_id)
+			DBA::escape("twitter::".$own_id)
 	);
 
 	if ($own_user) {
@@ -183,7 +183,7 @@ function twitter_follow(App $a, &$contact)
 	$r = q("SELECT name,nick,url,addr,batch,notify,poll,request,confirm,poco,photo,priority,network,alias,pubkey
 		FROM `contact` WHERE `uid` = %d AND `nick` = '%s'",
 				intval($uid),
-				dbesc($nickname));
+				DBA::escape($nickname));
 	if (DBA::isResult($r)) {
 		$contact["contact"] = $r[0];
 	}
@@ -922,7 +922,7 @@ function twitter_fetchtimeline(App $a, $uid)
 function twitter_queue_hook(App $a, &$b)
 {
 	$qi = q("SELECT * FROM `queue` WHERE `network` = '%s'",
-		dbesc(NETWORK_TWITTER)
+		DBA::escape(NETWORK_TWITTER)
 	);
 	if (!DBA::isResult($qi)) {
 		return;
@@ -1751,7 +1751,7 @@ function twitter_fetch_own_contact(App $a, $uid)
 	} else {
 		$r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `alias` = '%s' LIMIT 1",
 			intval($uid),
-			dbesc("twitter::" . $own_id));
+			DBA::escape("twitter::" . $own_id));
 		if (DBA::isResult($r)) {
 			$contact_id = $r[0]["id"];
 		} else {
diff --git a/widgets/widget_like.php b/widgets/widget_like.php
index 5f03c12eb..2e3879544 100644
--- a/widgets/widget_like.php
+++ b/widgets/widget_like.php
@@ -37,7 +37,7 @@ function like_widget_content(&$a, $conf){
 	// count likes
 	$r = q( $baseq . "AND `item`.`verb` = 'http://activitystrea.ms/schema/1.0/like'",
 			intval($conf['uid']),
-			dbesc($args[0])
+			DBA::escape($args[0])
 	);
 	$likes = $r[0]['c'];
 	$iid = $r[0]['id'];
@@ -45,7 +45,7 @@ function like_widget_content(&$a, $conf){
 	// count dislikes
 	$r = q( $baseq . "AND `item`.`verb` = 'http://purl.org/macgirvin/dfrn/1.0/dislike'",
 			intval($conf['uid']),
-			dbesc($args[0])
+			DBA::escape($args[0])
 	);
 	$dislikes = $r[0]['c'];
 
diff --git a/widgets/widgets.php b/widgets/widgets.php
index 1c7489f1c..deea77acc 100644
--- a/widgets/widgets.php
+++ b/widgets/widgets.php
@@ -5,21 +5,23 @@
  * Version: 1.0
  * Author: Fabio Comuni <http://kirgroup.com/profile/fabrix/>
  */
+
 use Friendica\Core\Addon;
 use Friendica\Core\L10n;
 use Friendica\Core\PConfig;
+use Friendica\Database\DBA;
 
 function widgets_install() {
 	Addon::registerHook('addon_settings', 'addon/widgets/widgets.php', 'widgets_settings');
 	Addon::registerHook('addon_settings_post', 'addon/widgets/widgets.php', 'widgets_settings_post');
 	logger("installed widgets");
 }
+
 function widgets_uninstall() {
 	Addon::unregisterHook('addon_settings', 'addon/widgets/widgets.php', 'widgets_settings');
 	Addon::unregisterHook('addon_settings_post', 'addon/widgets/widgets.php', 'widgets_settings_post');
 }
 
-
 function widgets_settings_post(){
 	if(! local_user())
 		return;
@@ -89,7 +91,7 @@ function widgets_content(&$a) {
 	}
 
 	$r = q("SELECT * FROM pconfig WHERE uid IN (SELECT uid FROM pconfig  WHERE v='%s')AND  cat='widgets'",
-			dbesc($_GET['k'])
+			DBA::escape($_GET['k'])
 		 );
 	if (!count($r)){
 		if($a->argv[2]=="cb"){header('HTTP/1.0 400 Bad Request'); killme();}