Add Zmodem/BINKP/EMSI

app/Models/Node.php

@@ -2,23 +2,30 @@
 
 namespace App\Models;
 
+use Exception;
 use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsToMany;
+
+use App\Traits\ScopeActive;
 
 class Node extends Model
 {
+	use ScopeActive;
+
 	protected $casts = [
 		'is_zc'=>'boolean',
 		'is_rc'=>'boolean',
 		'is_hub'=>'boolean',
 		'is_host'=>'boolean',
 	];
+
 	protected $fillable = ['zone_id','host_id','node_id','point_id'];
 
 	/* SCOPES */
 
 	public function scopeHost()
 	{
-
+		// @todo
 	}
 
 	/* RELATIONS */
@@ -26,7 +33,7 @@ class Node extends Model
 	/**
 	 * Node nodelist flags
 	 *
-	 * @return \Illuminate\Database\Eloquent\Relations\BelongsToMany
+	 * @return BelongsToMany
 	 */
 	public function flags()
 	{
@@ -48,7 +55,7 @@ class Node extends Model
 	public function getFTNAttribute()
 	{
 		return $this->zone_id
-			? sprintf('%s:%s/%s.%s',$this->zone->zone_id,$this->host_id,$this->node_id,$this->point_id)
+			? sprintf('%d:%d/%d.%d@%s',$this->zone->zone_id,$this->host_id,$this->node_id,$this->point_id,$this->zone->domain->name)
 			: '-';
 	}
 
@@ -63,7 +70,51 @@ class Node extends Model
 
 	/* METHODS */
 
-	public function hasFlag($relation,$model)
+	/**
+	 * Find a record in the DB for a node string, eg: 10:1/1.0
+	 *
+	 * @param string $ftn
+	 * @return Node|null
+	 * @throws Exception
+	 */
+	public static function findFTN(string $ftn): ?self
+	{
+		$matches = [];
+
+		// @todo domain can have more chars.
+		if (! preg_match('#^([0-9]+):([0-9]+)/([0-9]+)(.([0-9]+))?(@([a-z]{0,8}))?$#',strtolower($ftn),$matches))
+			throw new Exception('Invalid FTN: '.$ftn);
+
+		// Check our numbers are correct.
+		foreach ([1,2,3] as $i) {
+			if (! $matches[$i] || ($matches[$i] > 0xffff))
+				throw new Exception('Invalid FTN: '.$ftn);
+		}
+		if (isset($matches[5]) AND $matches[5] > 0xffff)
+			throw new Exception('Invalid FTN: '.$ftn);
+
+		return (new self)->active()
+			->select('nodes.*')
+			->where('zones.zone_id',$matches[1])
+			->where(function($query) use ($matches) {
+				$query->where('hub_id',$matches[2])
+					->orWhere('host_id',$matches[2]);
+			})
+			->join('zones',['zones.id'=>'nodes.zone_id'])
+			->join('domains',['domains.id'=>'zones.domain_id'])
+			->where('zones.active',TRUE)
+			->where('node_id',$matches[3])
+			->where('point_id',(isset($matches[5]) AND $matches[5]) ? $matches[5] : 0)
+			->when(isset($matches[7]),function($query) use ($matches) {
+				$query->where('domains.name',$matches[7]);
+			})
+			->when((! isset($matches[7]) OR ! $matches[7]),function($query) {
+				$query->where('domains.default',TRUE);
+			})
+			->single();
+	}
+
+	public function hasFlag($relation,$model): bool
 	{
 		return (bool) $this->{$relation}()
 			->wherePivot($model->getForeignKey(),$model->{$model->getKeyName()})