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This commit is contained in:
amitm02
2018-10-17 09:15:32 +03:00
parent 9d9dd62f00
commit 3f3fd05cb1
12 changed files with 94 additions and 147 deletions
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37
src/file/styles/external-styles-factory.ts
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@ -1,5 +1,5 @@
import * as fastXmlParser from "fast-xml-parser";
import { convertToXmlComponent, ImportedRootElementAttributes, parseOptions } from "file/xml-components";
import { convertToXmlComponent, ImportedRootElementAttributes, ImportedXmlComponent } from "file/xml-components";
import { Element as XMLElement, xml2js } from "xml-js";
import { Styles } from "./";
export class ExternalStylesFactory {
@ -25,25 +25,24 @@ export class ExternalStylesFactory {
* </w:styles>
* @param externalStyles context from styles.xml
*/
public newInstance(externalStyles: string): Styles {
const xmlStyles = fastXmlParser.parse(externalStyles, parseOptions)["w:styles"];
// create styles with attributes from the parsed xml
const importedStyle = new Styles(new ImportedRootElementAttributes(xmlStyles._attr));
public newInstance(xmlData: string): Styles {
const xmlObj = xml2js(xmlData, { compact: false }) as XMLElement;
// convert other elements (not styles definitions, but default styles and so on ...)
Object.keys(xmlStyles)
.filter((element) => element !== "_attr" && element !== "w:style")
.forEach((element) => {
const converted = convertToXmlComponent(element, xmlStyles[element]);
if (Array.isArray(converted)) {
converted.forEach((c) => importedStyle.push(c));
} else {
importedStyle.push(converted);
}
});
let stylesXmlElement: XMLElement | undefined;
for (const xmlElm of xmlObj.elements || []) {
if (xmlElm.name === "w:styles") {
stylesXmlElement = xmlElm;
}
}
if (stylesXmlElement === undefined) {
throw new Error("can not find styles element");
}
// convert the styles one by one
xmlStyles["w:style"].map((style) => convertToXmlComponent("w:style", style)).forEach(importedStyle.push.bind(importedStyle));
const importedStyle = new Styles(new ImportedRootElementAttributes(stylesXmlElement.attributes));
const stylesElements = stylesXmlElement.elements || [];
for (const childElm of stylesElements) {
importedStyle.push(convertToXmlComponent(childElm) as ImportedXmlComponent);
}
return importedStyle;
}
}