added installer

author/project/system/models/traits/status.php

@@ -0,0 +1,45 @@
+<?php
+
+declare(strict_types=1);
+
+namespace ${REPO_OWNER}\${REPO_NAME}\models\traits;
+
+// Built-in libraries
+use exception;
+
+/**
+ * Trait fo initialization of a status
+ *
+ * @package ${REPO_OWNER}\${REPO_NAME}\models\traits
+ *
+ * @author ${REPO_OWNER} < mail >
+ */
+trait status
+{
+	/**
+	 * Initialize of a status
+	 *
+	 * @param array &$errors Registry of errors
+	 *
+	 * @return ?bool Status, if they are found
+	 */
+	public function status(array &$errors = []): ?bool
+	{
+		try {
+			// Read from ArangoDB and exit (success)
+			return $this->document->active ?? false;
+		} catch (exception $e) {
+			// Write to the registry of errors
+			$errors[] = [
+				'text' => $e->getMessage(),
+				'file' => $e->getFile(),
+				'line' => $e->getLine(),
+				'stack' => $e->getTrace()
+			];
+		}
+
+		// Exit (fail)
+		return null;
+	}
+}
+