Add DOCX file

src/codecs/DOCX/index.ts

@@ -1,6 +1,66 @@
 import { read as readCFB, find, CFB$Container } from "cfb";
-import { WJSDoc } from "../../types";
+import { JSDOM } from "jsdom";
+import { WJSDoc, WJSPara } from "../../types";
+
+/* ECMA 17.3.1.22 p CT_P */
+function process_para(child: Node, root: WJSPara) {
+ switch(child.nodeType) {
+ case 1 /* ELEMENT_NODE */:
+ const element = (child as Element);
+ switch(element.tagName) {
+ case "w:r":
+ case "w:sdt":
+ case "w:sdtContent":
+ element.childNodes.forEach((child) => process_para(child, root));
+ break;
+ case "w:t": 
+ root.elts.push({t: "s", v: child.textContent}); break;
+ default: throw "unsupported node type " + child.nodeType;
+ }
+ break;
+ }
+};
+
+function process_body_elt(child: ChildNode, root: boolean = false): WJSPara|void {
+ const para: WJSPara = {elts : []};
+ switch(child.nodeType) {
+ case 1: /* ELEMENT_NODE */
+ const element = (child as Element);
+ switch(element.tagName) {
+ case "w:p":
+ element.childNodes.forEach((child) => process_para(child, para));
+ return para;
+ case "w:tbl":
+ case "w:customXML":
+ if(root) break;
+ default: throw `DOCX body unsupported ${element.tagName} element`
+ }
+ break;
+ }
+}
 
 export function parse_cfb(file: CFB$Container): WJSDoc {
- throw "DOCX not supported";
+ // Get content of document.xml
+ const buf = find(file, "/word/document.xml").content;
+
+ // Parse with JSDOM
+ const dom = new JSDOM((buf as Buffer).toString(), {contentType: "text/xml"});
+
+ const docx: WJSDoc = {p: []}
+
+ const rootelt = dom.window.document.children[0];
+
+ const bodyelt = rootelt.querySelector("w\\:document > w\\:body");
+
+ bodyelt.childNodes.forEach(child => {
+ const res = process_body_elt(child, true);
+ if(res) docx.p.push(res);
+ })
+
+ return docx;
+
+ // const paragraphs = dom.window.document.querySelectorAll("w\\:p");
+
+ // const para = parse_para(paragraphs);
+
 }