Transfering netmail via EMSI

app/Models/Address.php

@@ -53,7 +53,8 @@ class Address extends Model
 				return $this->hasMany(self::class,'hub_id','id');
 
 			case 'node':
-				return NULL;
+				// Nodes dont have children, but must return a relationship instance
+				return $this->hasOne(self::class,NULL,'void');
 
 			default:
 				throw new Exception('Unknown role: '.$this->role);
@@ -151,18 +152,24 @@ class Address extends Model
 
 	/**
 	 * Get netmail for this node (including it's children)
+	 *
+	 * @return Packet|null
 	 */
-	public function getNetmail(): Packet
+	public function getNetmail(): ?Packet
 	{
-		$o = new Packet($this);
+		if (($x=Netmail::whereIn('tftn_id',$this->children->pluck('id')->push($this->id)))->count()) {
+			$o = new Packet($this);
 
-		foreach (Netmail::whereIn('tftn_id',$this->children->pluck('id')->push($this->id))->get() as $oo) {
-			$o->addNetmail($oo->packet());
+			foreach ($x->get() as $oo) {
+				$o->addNetmail($oo->packet());
 
-			// @todo We need to mark the netmail as sent
+				// @todo We need to mark the netmail as sent
+			}
+
+			return $o;
 		}
 
-		return $o;
+		return NULL;
 	}
 
 	/**

app/Models/Netmail.php

@@ -21,7 +21,8 @@ class Netmail extends Model
 	{
 		return $this
 			->setConnection('pgsql')
-			->belongsTo(Address::class);
+			->belongsTo(Address::class)
+			->withTrashed();
 	}
 
 	public function tftn()
@@ -52,6 +53,8 @@ class Netmail extends Model
 	{
 		$o = new Message;
 
+		// @todo Dont bundle mail to nodes that have been disabled, or addresses that have been deleted
+
 		$o->header = [
 			'onode' => $this->fftn->node_id,
 			'dnode' => $this->tftn->node_id,
@@ -88,6 +91,9 @@ class Netmail extends Model
 		// @todo Point handling FMPT/TOPT
 		$o->intl = sprintf('%s %s',$this->tftn->ftn3d,$this->fftn->ftn3d);
 
+		// TZUTC
+		$o->kludge->put('tzutc',str_replace('+','',$this->created_at->getOffsetString('')));
+
 		return $o;
 	}
 }

app/Models/Setup.php

@@ -42,9 +42,21 @@ class Setup extends Model
 	public const PRODUCT_VERSION_MAJ	= 0;
 	public const PRODUCT_VERSION_MIN	= 0;
 
+	public const hexdigitslower			= '0123456789abcdef';
+
 	// Our non model attributes and values
 	private array $internal = [];
 
+	public static function product_id(int $c=self::PRODUCT_ID): string
+	{
+		$x = substr(static::hexdigitslower,($c&0xf000)>>12,1);
+		$x .= substr(static::hexdigitslower,($c&0x0f00)>>8,1);
+		$x .= substr(static::hexdigitslower,($c&0x00f0)>>4,1);
+		$x .= substr(static::hexdigitslower,($c&0x000f),1);
+
+		return $x;
+	}
+
 	/* RELATIONS */
 
 	public function system()