Баг при миграции

 
            while($item = $inDB->fetch_assoc($result)){
 
                $cfg = @unserialize($item['fieldsdata']);
                $config_yaml = ($cfg) ? cmsCore::arrayToYaml($cfg) : "---\n";
                $cfg_db = $inDB->escape_string($config_yaml);
                $inDB->query("UPDATE cms_uc_items SET fieldsdata='{$cfg_db}' WHERE id='{$item['id']}'");
 
            }
 

 
            while($item = $inDB->fetch_assoc($result)){
 
                $src = trim($item['fieldsdata']);
                $parse_error = false;
                $cfg = false;
 
                // Detect unserialize Error
                if ($src == serialize(false) || @unserialize($src) !== false) {
 
                    $cfg = @unserialize($src);
 
                } else { // unserialize failed. Try manual parse
 
                    $matches = array();
 
                    // fildsdata must be Array
                    if (0 != preg_match( '#^a:(\d+):\{(.*)\}$#ms', $src, $matches)) {
 
                        $count = intval( $matches[1] ); // Array size
                        $src = $matches[2];             // Array items
 
                        $pattern = '#^'.implode( '', array_fill( 0, $count , 'i:\d+;s:\d+:"(.*)";')).'$#ms';
                        $matches = array();
 
                        if (0 != preg_match( $pattern, $src, $matches )) {
                            array_shift( $matches );
                            $cfg = $matches;
                        } else {
                            $parse_error = 'Array fildsdata parse failed. arraysize:'.$count;
                        }
 
                    } else {
                        $parse_error = 'Unknown fieldsdata format';
                    }
 
                }
 
                if ($parse_error === false) {
 
                    $config_yaml = ($cfg) ? cmsCore::arrayToYaml($cfg) : "---\n";
                    $cfg_db = $inDB->escape_string($config_yaml);
                    $inDB->query("UPDATE cms_uc_items SET fieldsdata='{$cfg_db}' WHERE id='{$item['id']}'");
 
//                    echo "Item {$item['id']}: DONE. arraysize: ".count($cfg)." items<br>\n";
 
                } else {
                    // Short error message
                    echo "Item {$item['id']}: FAIL. ".$parse_error."<br>\n";
                    // Detailed error message
//                    echo "Item {$item['id']}: ".$parse_error." <span style='border-bottom:1px dashed black;cursor:pointer;' onclick='document.getElementById(\"uc_item_{$item['id']}\").style.display=\"block\"'>show</span><br>\n";
//                    echo "<div id='uc_item_{$item['id']}' style='display:none;margin:10px 0;'><textarea style='width:90%;height:10em;'>{$item['fieldsdata']}</textarea></div>\n";
                }
 
            }