Vendoring deprecated composer libs

libs/phpqrcode/lib/PHPQRCode/QRrs.php

@@ -0,0 +1,56 @@
+<?php
+/*
+ * PHP QR Code encoder
+ *
+ * Reed-Solomon error correction support
+ * 
+ * Copyright (C) 2002, 2003, 2004, 2006 Phil Karn, KA9Q
+ * (libfec is released under the GNU Lesser General Public License.)
+ *
+ * Based on libqrencode C library distributed under LGPL 2.1
+ * Copyright (C) 2006, 2007, 2008, 2009 Kentaro Fukuchi <fukuchi@megaui.net>
+ *
+ * PHP QR Code is distributed under LGPL 3
+ * Copyright (C) 2010 Dominik Dzienia <deltalab at poczta dot fm>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 3 of the License, or any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+namespace PHPQRCode;
+
+class QRrs {
+
+    public static $items = array();
+
+    //----------------------------------------------------------------------
+    public static function init_rs($symsize, $gfpoly, $fcr, $prim, $nroots, $pad)
+    {
+        foreach(self::$items as $rs) {
+            if($rs->pad != $pad)       continue;
+            if($rs->nroots != $nroots) continue;
+            if($rs->mm != $symsize)    continue;
+            if($rs->gfpoly != $gfpoly) continue;
+            if($rs->fcr != $fcr)       continue;
+            if($rs->prim != $prim)     continue;
+
+            return $rs;
+        }
+
+        $rs = QRrsItem::init_rs_char($symsize, $gfpoly, $fcr, $prim, $nroots, $pad);
+        array_unshift(self::$items, $rs);
+
+        return $rs;
+    }
+}