- First draft of current WIP

src/Adapter/MySQL.php

@@ -0,0 +1,77 @@
+<?php
+
+namespace Ulmus\Adapter;
+
+use Ulmus\Common\PdoObject;
+
+class MySQL implements AdapterInterface {
+
+    public string $hostname;
+    public string $database;
+    public string $username;
+    public string $password;
+    public string $charset;
+    public int $port;
+
+    public function __construct(
+        ?string $hostname = null,
+        ?string $database = null,
+        ?string $username = null,
+        ?string $password = null,
+        ?int $port = null,
+        ?string $charset = null
+    ) {
+        if ($hostname) {
+            $this->hostname = $hostname;
+        }
+
+        if ($database) {
+            $this->database = $database;
+        }
+
+        if ($port) {
+            $this->port = $port;
+        }
+
+        if ($username) {
+            $this->username = $username;
+        }
+
+        if ($password) {
+            $this->password = $password;
+        }
+
+        if ($charset) {
+            $this->charset = $charset;
+        }
+    }
+
+    public function connect() : PdoObject
+    {
+        try {
+            $obj = new PdoObject($this->buildDataSourceName(), $this->username, $this->password);
+        }
+        catch(PDOException $ex){
+            throw $ex;
+        }
+
+        return $obj;
+    }
+
+    public function buildDataSourceName() : string
+    {
+        $parts[] = "host={$this->hostname}";
+        $parts[] = "dbname={$this->database}";
+        $parts[] = "port={$this->port}";
+
+        if ( $this->socket ?? false ) {
+            $parts[] = "socket={$this->socket}";
+        }
+
+        if ( $this->charset ?? false ) {
+            $parts[] = "charset={$this->charset}";
+        }
+
+        return "mysql:" . implode(';', $parts);
+    }
+}