Initial commit

src/AuthTypes/Authenticable.php

@@ -0,0 +1,15 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Pdahal\Xmpp\AuthTypes;
+
+interface Authenticable
+{
+    /**
+     * Based on auth type, return the right format of credentials to be sent to the server.
+     */
+    public function encodedCredentials(): string;
+
+    public function getName(): string;
+}

src/AuthTypes/Authentication.php

@@ -0,0 +1,24 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Pdahal\Xmpp\AuthTypes;
+
+use Pdahal\Xmpp\Options;
+use Pdahal\Xmpp\Xml\Xml;
+
+abstract class Authentication implements Authenticable
+{
+    use Xml;
+
+    protected string $name;
+
+    public function __construct(protected Options $options)
+    {
+    }
+
+    public function getName(): string
+    {
+        return $this->name;
+    }
+}

src/AuthTypes/DigestMD5.php

@@ -0,0 +1,16 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Pdahal\Xmpp\AuthTypes;
+
+class DigestMD5 extends Authentication
+{
+    protected string $name = 'DIGEST-MD5';
+
+    public function encodedCredentials(): string
+    {
+        $credentials = "\x00{$this->options->getUsername()}\x00{$this->options->getPassword()}";
+        return self::quote(sha1($credentials));
+    }
+}

src/AuthTypes/Plain.php

@@ -0,0 +1,16 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Pdahal\Xmpp\AuthTypes;
+
+class Plain extends Authentication
+{
+    protected string $name = 'PLAIN';
+
+    public function encodedCredentials(): string
+    {
+        $credentials = "\x00{$this->options->getUsername()}\x00{$this->options->getPassword()}";
+        return self::quote(base64_encode($credentials));
+    }
+}