Function isDragChannelAccepted

draganddrop.js:325–333

(dragChannel, dropChannel)

            }

            function isDragChannelAccepted(dragChannel, dropChannel) {
                if (dropChannel === '*') {
                    return true;
                }

                var channelMatchPattern = new RegExp('(\\s|[,])+(' + dragChannel + ')(\\s|[,])+', 'i');

                return channelMatchPattern.test(',' + dropChannel + ',');
            }

            function preventNativeDnD(e) {
                if(e.originalEvent) {