Creates a content control with a child content control. When you try to get the ooxml of the content control, the child content control is ignored.

Child Content Control ooxml bug.WORD.yaml

name: Child Content Control ooxml bug
description: >-
  Creates a content control with a child content control. When you try to get
  the ooxml of the content control, the child content control is ignored.
host: WORD
api_set: {}
script:
  content: |
    $("#setup").click(() => tryCatch(setup));
    $("#get-ooxml").click(() => tryCatch(getOoxml));
    $("#insert-ooxml").click(() => tryCatch(insertOoxml));
    $("#count").click(() => tryCatch(countContenControls));

    let parentContentControlOoxml = "";

    async function getOoxml() {
      $("#insert-ooxml").attr("disabled");
      await Word.run(async (context) => {
        const ccs = context.document.body.contentControls.getByTag("Parent");
        ccs.load();
        await context.sync();
        // Getting ooxml from Content Control does also not work.
        // const ooxml = ccs.items[0].getOoxml();
        const ooxml = ccs.items[0].getRange("Content").getOoxml();
        await context.sync();
        parentContentControlOoxml = ooxml.value;
        console.log(ooxml.value);
        $("#insert-ooxml").removeAttr("disabled");
      });
    }

    async function insertOoxml() {
      await Word.run(async (context) => {
        const p = context.document.body.paragraphs.getLast();
        p.insertOoxml(parentContentControlOoxml, "Replace");
        await context.sync();
      });
    }

    async function countContenControls() {
      await Word.run(async (context) => {
        const ccs = context.document.contentControls;
        ccs.load();
        await context.sync();
        $("#nrOfCCs").text(ccs.items.length);
      });
    }

    async function setup() {
      await Word.run(async (context) => {
        const body = context.document.body;
        body.clear();
        body.insertParagraph("", "Start").insertParagraph("", "After");
        await context.sync();

        const parentCC = body.paragraphs.getFirst().insertContentControl();
        parentCC.tag = "Parent";
        parentCC.color = "red";
        await context.sync();
        parentCC.insertParagraph("I am parent Content Control Text", "Start");
        const p = parentCC.paragraphs.getLast();
        const child = p.insertContentControl();
        child.color = "green";
        child.insertText("I am a child content control text", "Start");
        await context.sync();
      });
    }

    /** Default helper for invoking an action and handling errors. */
    async function tryCatch(callback) {
      try {
        await callback();
      } catch (error) {
        // Note: In a production add-in, you'd want to notify the user through your add-in's UI.
        console.error(error);
      }
    }
  language: typescript
template:
  content: "<section class=\"setup ms-font-m\">\n\t<ol>\n\t\t<li><b>Click Setup</b>: This will create a Content Control with a child Content Control in it.</li>\n\t\t<li><b>Click Get OOXML</b>: This will output the ooxml of the Content Control with the child in the console and\n\t\t\talso save it internally.</li>\n\t\t\t\t<li><b>Click Count</b>: Observe that you have 2 Content Control in the document.</li>\n\t\t<li><b>Click Insert OOXML</b>: This will insert the content of the Content Control into the last paragraph.</li>\n\t\t<li><b>Click Count</b>: Observe that the document has still 2 Content Controls althought we should have inserted the content of the Parent Content Control.</li>\n\t</ol>\n</section>\n\n<section class=\"setup ms-font-m\">\n\t<h3>Set up</h3>\n\t<button id=\"setup\" class=\"ms-Button\">\n      <span class=\"ms-Button-label\">Setup</span>\n  </button>\n\t<button id=\"count\" class=\"ms-Button\">\n\t\t      <span class=\"ms-Button-label\">Count ContenControls</span>\t\t\t\n\t </button>\n\t<p>Number of ContenControls: <span id=\"nrOfCCs\"></span></p>\n</section>\n\n<section class=\"setup ms-font-m\">\n\t<h3>Get OOXML From Parent Content Control</h3>\n\t<button id=\"get-ooxml\" class=\"ms-Button\">\n\t\t    <span class=\"ms-Button-label\">Get OOXML</span>\n\t\t  </button>\n</section>\n\n<section class=\"setup ms-font-m\">\n\t<h3>Insert OOXML to Other Content Control</h3>\n\t<button id=\"insert-ooxml\" class=\"ms-Button\" disabled>\n\t\t\t<span class=\"ms-Button-label\">Insert OOXML</span>\n\t</button>\n</section>"
  language: html
style:
  content: |-
    section.samples {
        margin-top: 20px;
    }

    section.samples .ms-Button, section.setup .ms-Button {
        display: block;
        margin-bottom: 5px;
        margin-left: 20px;
        min-width: 80px;
    }
  language: css
libraries: |-
  https://appsforoffice.microsoft.com/lib/1/hosted/office.js
  @types/office-js

  office-ui-fabric-js@1.4.0/dist/css/fabric.min.css
  office-ui-fabric-js@1.4.0/dist/css/fabric.components.min.css

  core-js@2.4.1/client/core.min.js
  @types/core-js

  jquery@3.1.1
  @types/jquery@3.3.1