@nodecfdi/cfdi-cleaner
Version:
Librería para limpiar comprobantes fiscales digitales v3.3 y v4.0
40 lines (39 loc) • 1.63 kB
JavaScript
import { Mixin } from 'ts-mixer';
import XmlNamespaceMethods from '#src/mixins/xml_namespace_methods';
export default class RenameElementAddPrefix extends Mixin(XmlNamespaceMethods) {
clean(document) {
const rootElement = document.documentElement;
// Remove unused xmlns declarations
for (const namespaceNode of this.iterateNonReservedNamespaces(document)) {
// Remove xmlns only
if (namespaceNode.nodeName === 'xmlns') {
this.removeNamespaceNodeAttribute(namespaceNode);
}
// Remove namespace prefix
if (namespaceNode.ownerElement &&
namespaceNode.ownerElement !== rootElement &&
this.queryPrefix(namespaceNode.ownerElement) !== '') {
this.removeNamespaceNodeAttribute(namespaceNode);
}
}
}
queryPrefix(element) {
const namespace = element.namespaceURI;
/* istanbul ignore if -- For usage always is not null but for default ownerElement is posible null @preserve */
if (namespace === null) {
return '';
}
const document = element.ownerDocument;
for (const namespaceNode of this.iterateNonReservedNamespaces(document)) {
if (element !== namespaceNode.ownerElement) {
continue;
}
const prefix = namespaceNode.localName;
if (prefix && namespaceNode.nodeValue === namespace) {
return prefix;
}
}
/* istanbul ignore next -- Very difficult of test @preserve */
return '';
}
}