Method convertData

text-to-qr/lib/phpqrcode/qrinput.php:607–632

----------------------------------------------------------------------

()

        
        //----------------------------------------------------------------------
        public function convertData()
        {
            $ver = $this->estimateVersion();
            if($ver > $this->getVersion()) {
                $this->setVersion($ver);
            }

            for(;;) {
                $bits = $this->createBitStream();
                
                if($bits < 0) 
                    return -1;
                    
                $ver = QRspec::getMinimumVersion((int)(($bits + 7) / 8), $this->level);
                if($ver < 0) {
                    throw new Exception('WRONG VERSION');
                    return -1;
                } else if($ver > $this->getVersion()) {
                    $this->setVersion($ver);
                } else {
                    break;
                }
            }

            return 0;
        }
        
        //----------------------------------------------------------------------
        public function appendPaddingBit(&$bstream)