* switch to composer for qrcode and otp dependencies

* move most OTP-related stuff into userhelper
* remove old phpqrcode and otphp libraries

vendor/thecodingmachine/safe/lib/Exceptions/CurlException.php

@@ -0,0 +1,15 @@
+<?php
+
+
+namespace Safe\Exceptions;
+
+class CurlException extends \Exception implements SafeExceptionInterface
+{
+    /**
+     * @param resource $ch
+     */
+    public static function createFromCurlResource($ch): self
+    {
+        return new self(\curl_error($ch), \curl_errno($ch));
+    }
+}

vendor/thecodingmachine/safe/lib/Exceptions/JsonException.php

@@ -0,0 +1,12 @@
+<?php
+
+
+namespace Safe\Exceptions;
+
+class JsonException extends \Exception implements SafeExceptionInterface
+{
+    public static function createFromPhpError(): self
+    {
+        return new self(\json_last_error_msg(), \json_last_error());
+    }
+}

vendor/thecodingmachine/safe/lib/Exceptions/OpensslException.php

@@ -0,0 +1,12 @@
+<?php
+
+
+namespace Safe\Exceptions;
+
+class OpensslException extends \Exception implements SafeExceptionInterface
+{
+    public static function createFromPhpError(): self
+    {
+        return new self(\openssl_error_string() ?: '', 0);
+    }
+}

vendor/thecodingmachine/safe/lib/Exceptions/PcreException.php

@@ -0,0 +1,21 @@
+<?php
+
+
+namespace Safe\Exceptions;
+
+class PcreException extends \Exception implements SafeExceptionInterface
+{
+    public static function createFromPhpError(): self
+    {
+        $errorMap = [
+            PREG_INTERNAL_ERROR => 'PREG_INTERNAL_ERROR: Internal error',
+            PREG_BACKTRACK_LIMIT_ERROR => 'PREG_BACKTRACK_LIMIT_ERROR: Backtrack limit reached',
+            PREG_RECURSION_LIMIT_ERROR => 'PREG_RECURSION_LIMIT_ERROR: Recursion limit reached',
+            PREG_BAD_UTF8_ERROR => 'PREG_BAD_UTF8_ERROR: Invalid UTF8 character',
+            PREG_BAD_UTF8_OFFSET_ERROR => 'PREG_BAD_UTF8_OFFSET_ERROR',
+            PREG_JIT_STACKLIMIT_ERROR => 'PREG_JIT_STACKLIMIT_ERROR',
+        ];
+        $errMsg = $errorMap[preg_last_error()] ?? 'Unknown PCRE error: '.preg_last_error();
+        return new self($errMsg, \preg_last_error());
+    }
+}

vendor/thecodingmachine/safe/lib/Exceptions/SafeExceptionInterface.php

@@ -0,0 +1,9 @@
+<?php
+
+
+namespace Safe\Exceptions;
+
+interface SafeExceptionInterface extends \Throwable
+{
+
+}