* Fixed: WordPress 5.5 compatibility

* Fixed: Email log filtering
* Fixed: Pushover notifications
* New: Suggest solution for email delivery errors

1 files changed, 49 insertions, 6 deletions

diff --git a/Postman/Extensions/License/PostmanLicenseHandler.php b/Postman/Extensions/License/PostmanLicenseHandler.php
index b24aa14..e144951 100644
--- a/Postman/Extensions/License/PostmanLicenseHandler.php
+++ b/Postman/Extensions/License/PostmanLicenseHandler.php
@@ -7,6 +7,9 @@ if ( ! class_exists( 'PostmanLicenseHandler' ) ) :
 
 
 class PostmanLicenseHandler {
+
+	const DAYS_TO_ALERT = array( 30, 14, 7, 1);
+
     private $file;
     private $license;
     private $license_data;
@@ -81,7 +84,6 @@ class PostmanLicenseHandler {
 
 		add_action( 'init', array( $this, 'cron' ), 20 );
 
-		// Check that license is valid once per week
         add_action( 'admin_init', array( $this, 'validate_license' ) );
 
 		// Updater
@@ -241,9 +243,9 @@ class PostmanLicenseHandler {
 		set_site_transient( 'update_plugins', null );
 
 		// Decode license data
-		$license_data = json_decode( wp_remote_retrieve_body( $response ) );
+		$this->license_data = json_decode( wp_remote_retrieve_body( $response ) );
 
-		update_option( $this->item_shortname . '_license_active', $license_data );
+		update_option( $this->item_shortname . '_license_active', $this->license_data );
 		update_option( $this->item_shortname . '_license_key', $license );
 
 		$slug = plugin_basename($this->file);
@@ -307,7 +309,7 @@ class PostmanLicenseHandler {
         }
 
         // Decode the license data
-        $license_data = json_decode( wp_remote_retrieve_body( $response ) );
+		$this->license_data = json_decode( wp_remote_retrieve_body( $response ) );
 
         delete_option( $this->item_shortname . '_license_active' );
         delete_option( $this->item_shortname . '_license_key' );
@@ -323,6 +325,39 @@ class PostmanLicenseHandler {
 
             set_transient( $this->item_shortname . '_cron', true, rand( 12, 48 ) *  HOUR_IN_SECONDS );
         }
+
+        $license_data = $this->license_data;
+
+		$datetime1 = new DateTime();
+		$datetime2 = new DateTime( $license_data->expires );
+
+		foreach ( self::DAYS_TO_ALERT as $day_to_alert ) {
+
+	        $interval = $datetime1->diff($datetime2);
+	        if( $interval->days == $day_to_alert ){
+		        add_action( 'admin_notices', function () use ( $day_to_alert, $license_data ) {
+			        echo $this->item_name . ' is about to expire in ' . $day_to_alert . ' days: ' . $license_data->expires;
+		        });
+
+		        return;
+	        }
+
+	        if ( $interval->days == 0 ) {
+		        add_action( 'admin_notices', function () use ( $license_data ) {
+			        echo $this->item_name . ' license expire today at: ' . $license_data->expires;
+		        });
+
+		        return;
+	        }
+        }
+
+        if ( $license_data->activations_left == 0 ) {
+	        add_action( 'admin_notices', function () use ( $license_data ) {
+		        echo $this->item_name . ' has no activations';
+	        });
+
+	        return;
+        }
     }
 
 
@@ -357,10 +392,18 @@ class PostmanLicenseHandler {
 			return false;
 		}
 
-		$license_data = json_decode( wp_remote_retrieve_body( $response ) );
+		if ( wp_remote_retrieve_response_code( $response ) !== 200 ) {
+			return false;
+		}
+
+		$this->license_data = json_decode( wp_remote_retrieve_body( $response ) );
 
-		update_option( $this->item_shortname . '_license_active', $license_data );
+		update_option( $this->item_shortname . '_license_active', $this->license_data );
+
+	}
 
+	private function get_license_data() {
+		return get_option( $this->item_shortname . '_license_active' );
 	}