sdk-doc-extractor.user.js

// ==UserScript==
// @id             sdk-doc-extractor@erikvold.com
// @name           SDK Docs Extractor
// @version        1.0.7
// @namespace      erikvold
// @author         Erik Vold
// @description    
// @include        file:///*/addon-sdk/doc/*
// @grant          GM_registerMenuCommand
// @grant          GM_safeHTMLParser
// @grant          GM_xpath
// @grant          GM_setClipboard
// @run-at         document-end
// ==/UserScript==

GM_registerMenuCommand(
  "Grab SDK Documentation HTML",
  function() {
    // remove table of contents
    let toc = document.getElementById('toc');
    toc && toc.parentNode.removeChild(toc);

    let searchResults = document.getElementById('search-results');
    searchResults && searchResults.parentNode.removeChild(searchResults);

    let contentDiv = document.getElementById('main-content-column');
    let HTML = contentDiv.innerHTML;
    let parsed = GM_safeHTMLParser(HTML, document.location);
    let classes = GM_xpath({
      paths: ["//*[@class]", "//*[@id]", "//*[@style]"],
      node: parsed.documentElement,
      all: true
    });
    classes.forEach(function(ele) {
      ele.removeAttribute('class');
      ele.removeAttribute('id');
      ele.removeAttribute('style');
    });

    let divs = parsed.documentElement.firstChild.getElementsByTagName('div');
    for (let ii = divs.length, i = 0; i < ii ; i++) {
      let div = divs[i];
      if (!div || !div.children.length)
        continue;

      let p = div.parentNode;
      if (!p)
        continue;

      for (let len = div.children.length, c = 0; c < len; c++) {
        p.insertBefore(div.children[0], div);
      }
      p.removeChild(div);
    }

    let pres = parsed.documentElement.firstChild.getElementsByTagName('pre');

    for (let ii = pres.length, i = 0; i < ii ; i++) {
      let pre = pres[i];
      if (!pre) continue;

      if (pre.children.length == 1 && pre.children[0].tagName == 'CODE') {
        let code = pre.children[0];
        pre.insertBefore(document.createTextNode(code.innerHTML), code);
        pre.removeChild(code);
        pre.setAttribute("class", "brush: js"); // HACK: assume js
      }
    }

    HTML = parsed.documentElement.firstChild.innerHTML.trim();
    alert(HTML);
    GM_setClipboard(HTML);
  }
);