Fixed #20

Author: Rafael Grigorian

src/app/code/JetRails/Cloudflare/Controller/Adminhtml/Api/Caching/PurgeCache/Everything.php

@@ -23,7 +23,7 @@ class Everything extends Action {
 		 */
 		public function execute () {
 			$response = $this->_api->purgeEverything ();
-			if ( $response->success ) {
+			if ( isset ( $response->success ) && $response->success ) {
 				$response->messages = array_merge (
 					array (
 						"Successfully purged all assets. Please allow up to " .

src/app/code/JetRails/Cloudflare/Controller/Adminhtml/Api/Caching/PurgeCache/Individual.php

@@ -24,7 +24,7 @@ class Individual extends Action {
 		public function execute () {
 			$files = $this->_request->getParam ("files");
 			$response = $this->_api->purgeIndividual ( $files );
-			if ( $response->success ) {
+			if ( isset ( $response->success ) && $response->success ) {
 				$response->messages = array_merge (
 					array (
 						"Successfully purged assets. Please allow up to 30 " .

src/app/code/JetRails/Cloudflare/Model/Adminhtml/Api/Dns/CloudflareNameservers.php

@@ -32,7 +32,7 @@ class CloudflareNameservers extends Getter {
 		 */
 		public function getValue () {
 			$response = parent::getValue ();
-			if ( $response->success ) {
+			if ( isset ( $response->success ) && $response->success ) {
 				$response->result = $response->result->name_servers;
 			}
 			return $response;

src/app/code/JetRails/Cloudflare/Model/Adminhtml/Api/Firewall/UserAgentBlocking.php

@@ -116,10 +116,16 @@ public function usage () {
 			$endpoint = $this->getEndpoint ("firewall/ua_rules/usage");
 			$this->_requestModel->setType ( Request::REQUEST_GET );
 			$result = $this->_requestModel->resolve ( $endpoint );
-			$result = array_filter ( $result->result, function ( $i ) {
-				return $i->scope === "zone";
-			});
-			return $result [ 0 ];
+			if ( isset ( $result->result ) ) {
+				$result = array_filter ( $result->result, function ( $i ) {
+					return $i->scope === "zone";
+				});
+				return $result [ 0 ];
+			}
+			return [
+				"used" => 0,
+				"max" => 0
+			];
 		}
 
 	}

src/app/code/JetRails/Cloudflare/Model/Adminhtml/Api/Overview/Configuration.php

@@ -40,12 +40,12 @@ public function __construct (
 		public function validateAuth () {
 			$this->_request->setType ( Request::REQUEST_GET );
 			$response = $this->_request->resolve ("user/tokens/verify");
-			if ( !$response->success ) {
+			if ( !isset ( $response->success ) && $response->success ) {
 				return false;
 			}
 			$zone = $this->getZoneId ();
 			$response = $this->_request->resolve ("zones/$zone");
-			return $response->success;
+			return isset ( $response->success ) && $response->success;
 		}
 
 		/**

src/app/code/JetRails/Cloudflare/Model/Adminhtml/Api/Speed/Polish.php

@@ -60,7 +60,7 @@ public function change ( $value, $webp ) {
 			$this->_requestModel->setData ( array ( "value" => $value ) );
 			$response = $this->_requestModel->resolve ( $endpoint );
 			$zoneId = $this->_configurationModel->getZoneId ();
-			if ( $response->success && $value != "off" ) {
+			if ( isset ( $response->success ) && $response->success && $value != "off" ) {
 				$endpoint = sprintf ( "zones/%s/settings/webp", $zoneId );
 				$this->_requestModel->setType ( Request::REQUEST_PATCH );
 				$this->_requestModel->setData ( array (