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Artifact b783e9a848c381c2f925ca882b50bbc4e5fb3ad849909b5a656cd27c6876abfa:


/**
   A slight adaptation of fossil's legacy wysiwyg wiki editor which
   makes it usable with the newer editor's edit widget replacement
   API.

   Requires: window.fossil, fossil.dom.
*/
(function(F/*fossil object*/){
  'use strict';
  if(!F || !F.page || F.page.name!=='wikiedit') return;

  const D = F.dom;

  (function(){
    const head = document.head || document.querySelector('head'),
          styleTag = document.createElement('style'),
          styleCSS = `
.intLink { cursor: pointer; }
img.intLink { border: 0; }
#wysiwyg-container {
  max-width: calc(100% - 1em);
  display: flex;
  flex-direction: column;
}
#wysiwygBox {
  border: 1px #000000 solid;
  padding: 0 1em;
  overflow: auto;
  min-height: 20em;
}
#wysiwygEditMode label { cursor: pointer; }
#wysiwyg-toolbars {
  margin: 0 0 0.25em 0;
  display: flex;
  flex-wrap: wrap;
  flex-direction: row;
  align-items: flex-start;
}
#wysiwyg-toolbars > * {
  margin: 0 0.5em 0.25em 0;
  align-self: center;
}
#wysiwyg-toolBar1, #wysiwyg-toolBar2 {
}
#wysiwyg-toolBar1 > * { /* formatting buttons */
  margin: 0 0.2em 0.2em 0;
}
#wysiwyg-toolBar2 > * { /* icons */
  margin: 0 0.2em 0.2em 0;
  border: 1px solid rgba(127,127,127,0.3);
  align-self: end;
}
`;
    head.appendChild(styleTag);
    /* Adapted from https://stackoverflow.com/a/524721 */
    styleTag.type = 'text/css';
    D.append(styleTag, styleCSS);
  })();

  const outerContainer = D.attr(D.div(), 'id', 'wysiwyg-container');

  const toolbars = D.attr(D.div(), 'id', 'wysiwyg-toolbars');
  D.append(outerContainer, toolbars);

  var select, div;

  const toolbar1 = D.attr(D.div(), 'id', 'wysiwyg-toolBar1');

  const selectEditMode = select = D.attr(
    D.attr(D.select(), 'id', 'wysiwygEditMode'),
    'size',
    1
  );
  D.append(toolbar1, select);
  D.option(select, "0", "WYSIWYG");
  D.option(select, "1", "Raw HTML");
  select.selectedIndex = 0;

  
  div = toolbar1;
  D.append(toolbars, ' ', toolbar1);
  select = D.addClass(D.select(), 'format');
  select.dataset.format = "formatblock";
  D.append(div, select);
  D.option(select, '', '- formatting -');
  D.option(select, "h1", "Title 1 <h1>");
  D.option(select, "h2", "Title 2 <h2>");
  D.option(select, "h3", "Title 3 <h3>");
  D.option(select, "h4", "Title 4 <h4>");
  D.option(select, "h5", "Title 5 <h5>");
  D.option(select, "h6", "Subtitle <h6>");
  D.option(select, "p", "Paragraph <p>");
  D.option(select, "pre", "Preformatted <pre>");

  select = D.addClass(D.select(), 'format');
  select.dataset.format = "fontname";
  D.append(div, select);
  D.addClass(
    D.option(select, '', '- font -'),
    "heading"
  );
  D.option(select, 'Arial');
  D.option(select, 'Arial Black');
  D.option(select, 'Courier New');
  D.option(select, 'Times New Roman');

  select = D.addClass(D.select(), 'format');
  D.append(div, select);
  select.dataset.format = "fontsize";
  D.addClass(
    D.option(select, '', '- size -'),
    "heading"
  );
  D.option(select, "1", "Very small");
  D.option(select, "2", "A bit small");
  D.option(select, "3", "Normal");
  D.option(select, "4", "Medium-large");
  D.option(select, "5", "Big");
  D.option(select, "6", "Very big");
  D.option(select, "7", "Maximum");

  select = D.addClass(D.select(), 'format');
  D.append(div, select);
  select.dataset.format = 'forecolor';
  D.addClass(
    D.option(select, '', '- color -'),
    "heading"
  );
  D.option(select, "red", "Red");
  D.option(select, "blue", "Blue");
  D.option(select, "green", "Green");
  D.option(select, "black", "Black");
  D.option(select, "yellow", "Yellow");
  D.option(select, "cyan", "Cyan");
  D.option(select, "magenta", "Magenta");

  const toolbar2 = D.attr(D.div(), 'id', 'wysiwyg-toolBar2');
  D.append(toolbars, toolbar2);

  /**
     Inject the icons...

     mkbuiltins strips anything which looks like a C++-style comment,
     even if it's in a string literal, and thus the runs of "/"
     characters in the DOM element data attributes have been mangled
     to work around that: we simply use \u002f for every 2nd slash.
  */
  (function f(title,format,src){
    const img = D.img();
    D.append(toolbar2, ' ', img);
    D.addClass(img, 'intLink');
    D.attr(img, 'title', title);
    img.dataset.format = format;
    D.attr(img, 'src', 'string'===typeof src ? src : src.join(''));
    return f;
  })(
    'Undo', 'undo',
    ["data:image/gif;base64,R0lGODlhFgAWAOMKADljwliE33mOrpGjuYKl8aezxqPD+7",
     "/I19DV3NHa7P/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f",
     "/\u002f/\u002f/\u002f/yH5BAEKAA8ALAAAAAAWABYAAARR8MlJq704680",
     "7TkaYeJJBnES4EeUJvIGapWYAC0CsocQ7SDlWJkAkCA6ToMYWIARGQF3mRQVIEjkkSVLIbSfE",
     "whdRIH4fh/DZMICe3/C4nBQBADs="]
  )(
    'Redo','redo',
    ["data:image/gif;base64,R0lGODlhFgAWAMIHAB1ChDljwl9vj1iE34Kl8aPD+7/I1/",
     "/\u002f/yH5BAEKAAcALAAAAAAWABYAAANKeLrc/jDKSesyphi7SiEgsVXZEATDICqBVJjpqWZt9Na",
     "EDNbQK1wCQsxlYnxMAImhyDoFAElJasRRvAZVRqqQXUy7Cgx4TC6bswkAOw=="]
  )(
    "Remove formatting",
    "removeFormat",
    ["data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABYAAAAWCAYAAADEtGw7AA",
     "AABGdBTUEAALGPC/xhBQAAAAZiS0dEAP8A/wD/oL2nkwAAAAlwSFlzAAAOxAAADsQBlSsOGwA",
     "AAAd0SU1FB9oECQMCKPI8CIIAAAAIdEVYdENvbW1lbnQA9syWvwAAAuhJREFUOMtjYBgFxAB5",
     "01ZWBvVaL2nHnlmk6mXCJbF69zU+Hz/9fB5O1lx+bg45qhl8/fYr5it3XrP/YWTUvvvk3VeqG",
     "Xz70TvbJy8+Wv39+2/Hz19/mGwjZzuTYjALuoBv9jImaXHeyD3H7kU8fPj2ICML8z92dlbtMz",
     "deiG3fco7J08foH1kurkm3E9iw54YvKwuTuom+LPt/BgbWf3/\u002fsf37/1/c02cCG1lB8f/\u002ff95",
     "DZx74MTMzshhoSm6szrQ/a6Ir/Z2RkfEjBxuLYFpDiDi6Af/\u002f/2ckaHBp7+7wmavP5n76+P2C",
     "lrLIYl8H9W36auJCbCxM4szMTJac7Kza/\u002f/\u002fR3H1w2cfWAgafPbqs5g7D95++/P1B4+ECK8tA",
     "wMDw/1H7159+/7r7ZcvPz4fOHbzEwMDwx8GBgaGnNatfHZx8zqrJ+4VJBh5CQEGOySEua/v3n",
     "7hXmqI8WUGBgYGL3vVG7fuPK3i5GD9/fja7ZsMDAzMG/Ze52mZeSj4yu1XEq/ff7W5dvfVAS1",
     "lsXc4Db7z8C3r8p7Qjf/\u002f/2dnZGxlqJuyr3rPqQd/Hhyu7oSpYWScylDQsd3kzvnH738wMDzj",
     "5GBN1VIWW4c3KDon7VOvm7S3paB9u5qsU5/x5KUnlY+eexQbkLNsErK61+++VnAJcfkyMTIwf",
     "fj0QwZbJDKjcETs1Y8evyd48toz8y/ffzv/\u002fvPP4veffxpX77z6l5JewHPu8MqTDAwMDLzyrj",
     "b/mZm0JcT5Lj+89+Ybm6zz95oMh7s4XbygN3Sluq4Mj5K8iKMgP4f0/\u002f/\u002ffv77/\u002f8nLy+7MCc",
     "XmyYDAwODS9jM9tcvPypd35pne3ljdjvj26+H2dhYpuENikgfvQeXNmSl3tqepxXsqhXPyc66",
     "6s+fv1fMdKR3TK72zpix8nTc7bdfhfkEeVbC9KhbK/9iYWHiErbu6MWbY/7/\u002f8/4/\u002f9/pgOnH",
     "6jGVazvFDRtq2VgiBIZrUTIBgCk+ivHvuEKwAAAAABJRU5ErkJggg=="]
  )(
    "Bold",
    "bold",
    ["data:image/gif;base64,R0lGODlhFgAWAID/AMDAwAAAACH5BAEAAAAALAAAAAAWAB",
     "YAQAInhI+pa+H9mJy0LhdgtrxzDG5WGFVk6aXqyk6Y9kXvKKNuLbb6zgMFADs="]
  )(
    "Italic",
    "italic",
    ["data:image/gif;base64,R0lGODlhFgAWAKEDAAAAAF9vj5WIbf/\u002f/yH5BAEAAAMALA",
     "AAAAAWABYAAAIjnI+py+0Po5x0gXvruEKHrF2BB1YiCWgbMFIYpsbyTNd2UwAAOw=="]
  )(
    "Underline",
    "underline",
    ["data:image/gif;base64,R0lGODlhFgAWAKECAAAAAF9vj/\u002f/\u002f/\u002f/\u002fyH5BAEAAAIALA",
     "AAAAAWABYAAAIrlI+py+0Po5zUgAsEzvEeL4Ea15EiJJ5PSqJmuwKBEKgxVuXWtun+DwxCCgA",
     "7"]
  )(
    "Left align",
    "justifyleft",
    ["data:image/gif;base64,R0lGODlhFgAWAID/AMDAwAAAACH5BAEAAAAALAAAAAAWAB",
     "YAQAIghI+py+0Po5y02ouz3jL4D4JMGELkGYxo+qzl4nKyXAAAOw=="]
  )(
    "Center align",
    "justifycenter",
    ["data:image/gif;base64,R0lGODlhFgAWAID/AMDAwAAAACH5BAEAAAAALAAAAAAWAB",
     "YAQAIfhI+py+0Po5y02ouz3jL4D4JOGI7kaZ5Bqn4sycVbAQA7"]
  )(
    "Right align",
    "justifyright",
    ["data:image/gif;base64,R0lGODlhFgAWAID/AMDAwAAAACH5BAEAAAAALAAAAAAWAB",
     "YAQAIghI+py+0Po5y02ouz3jL4D4JQGDLkGYxouqzl43JyVgAAOw=="]
  )(
    "Numbered list",
    "insertorderedlist",
    ["data:image/gif;base64,R0lGODlhFgAWAMIGAAAAADljwliE35GjuaezxtHa7P/\u002f/\u002f",
     "/\u002f/yH5BAEAAAcALAAAAAAWABYAAAM2eLrc/jDKSespwjoRFvggCBUBoTFBeq6QIAysQnRHaEO",
     "zyaZ07Lu9lUBnC0UGQU1K52s6n5oEADs="]
  )(
    "Dotted list",
    "insertunorderedlist",
    ["data:image/gif;base64,R0lGODlhFgAWAMIGAAAAAB1ChF9vj1iE33mOrqezxv/\u002f/\u002f",
     "/\u002f/yH5BAEAAAcALAAAAAAWABYAAAMyeLrc/jDKSesppNhGRlBAKIZRERBbqm6YtnbfMY7lud6",
     "4UwiuKnigGQliQuWOyKQykgAAOw=="]
  )(
    "Quote",
    "formatblock",
    ["data:image/gif;base64,R0lGODlhFgAWAIQXAC1NqjFRjkBgmT9nqUJnsk9xrFJ7u2",
     "R9qmKBt1iGzHmOrm6Sz4OXw3Odz4Cl2ZSnw6KxyqO306K63bG70bTB0rDI3bvI4P",
     "/\u002f/\u002f/\u002f/\u002f/",
     "/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f",
     "/\u002f/\u002f/\u002fyH5BAEKAB8ALAAAAAAWABYAAAVP4CeOZGmeaKqubEs2Cekk",
     "ErvEI1zZuOgYFlakECEZFi0GgTGKEBATFmJAVXweVOoKEQgABB9IQDCmrLpjETrQQlhHjINrT",
     "q/b7/i8fp8PAQA7"]
  )(
    "Delete indentation",
    "outdent",
    ["data:image/gif;base64,R0lGODlhFgAWAMIHAAAAADljwliE35GjuaezxtDV3NHa7P",
     "/\u002f/yH5BAEAAAcALAAAAAAWABYAAAM2eLrc/jDKCQG9F2i7u8agQgyK1z2EIBil+TWqEMxhMcz",
     "sYVJ3e4ahk+sFnAgtxSQDqWw6n5cEADs="]
  )(
    "Add indentation",
    "indent",
    ["data:image/gif;base64,R0lGODlhFgAWAOMIAAAAADljwl9vj1iE35GjuaezxtDV3N",
     "Ha7P/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f/yH5BAEAAAgALAAAAAAWABYAAAQ7EMlJq704650",
     "B/x8gemMpgugwHJNZXodKsO5oqUOgo5KhBwWESyMQsCRDHu9VOyk5TM9zSpFSr9gsJwIAOw=="
    ]
  )(
    "Hyperlink",
    "createlink",
    ["data:image/gif;base64,R0lGODlhFgAWAOMKAB1ChDRLY19vj3mOrpGjuaezxrCztb",
     "/I19Ha7Pv8/f/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f/yH5BAEKAA8ALAAAAAAWABYAAARY8MlJq704682",
     "7/2BYIQVhHg9pEgVGIklyDEUBy/RlE4FQF4dCj2AQXAiJQDCWQCAEBwIioEMQBgSAFhDAGghG",
     "i9XgHAhMNoSZgJkJei33UESv2+/4vD4TAQA7"]
  )(
    "Cut",
    "cut",
    ["data:image/gif;base64,R0lGODlhFgAWAIQSAB1ChBFNsRJTySJYwjljwkxwl19vj1",
     "dusYODhl6MnHmOrpqbmpGjuaezxrCztcDCxL/I18rL1P/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f/",
     "/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f/\u002fyH5BAEAAB8ALAAAAAAWABYAAAVu4CeOZGmeaKqubDs6TNnE",
     "bGNApNG0kbGMi5trwcA9GArXh+FAfBAw5UexUDAQESkRsfhJPwaH4YsEGAAJGisRGAQY7UCC9",
     "ZAXBB+74LGCRxIEHwAHdWooDgGJcwpxDisQBQRjIgkDCVlfmZqbmiEAOw=="]
  )(
    "Copy",
    "copy",
    ["data:image/gif;base64,R0lGODlhFgAWAIQcAB1ChBFNsTRLYyJYwjljwl9vj1iE31",
     "iGzF6MnHWX9HOdz5GjuYCl2YKl8ZOt4qezxqK63aK/9KPD+7DI3b/I17LM/MrL1MLY9NHa7OP",
     "s++bx/Pv8/f/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f/yH5BAEAAB8ALAAAAAAWABYAAAWG4CeOZGmeaKqubOum1SQ/",
     "kPVOW749BeVSus2CgrCxHptLBbOQxCSNCCaF1GUqwQbBd0JGJAyGJJiobE+LnCaDcXAaEoxhQ",
     "ACgNw0FQx9kP+wmaRgYFBQNeAoGihCAJQsCkJAKOhgXEw8BLQYciooHf5o7EA+kC40qBKkAAA",
     "Grpy+wsbKzIiEAOw=="]
  )(
    "Paste",
    "paste",
    ["data:image/gif;base64,R0lGODlhFgAWAIQUAD04KTRLY2tXQF9vj414WZWIbXmOrp",
     "qbmpGjudClFaezxsa0cb/I1+3YitHa7PrkIPHvbuPs+/fvrvv8/f/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f/",
     "/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f/\u002f/\u002fyH5BAEAAB8ALAAAAAAWABYAAAWN4CeOZGmeaKqubGsusPvB",
     "SyFJjVDs6nJLB0khR4AkBCmfsCGBQAoCwjF5gwquVykSFbwZE+AwIBV0GhFog2EwIDchjwRiQ",
     "o9E2Fx4XD5R+B0DDAEnBXBhBhN2DgwDAQFjJYVhCQYRfgoIDGiQJAWTCQMRiwwMfgicnVcAAA",
     "MOaK+bLAOrtLUyt7i5uiUhADs="]
  );

  const oDoc = div = D.attr(D.div(), 'id', "wysiwygBox");
  D.attr(div, 'contenteditable', 'true');
  D.append(outerContainer, div);
  
  /* Initialize the document editor */
  function initDoc() {
    initEventHandlers();
    if (!isWysiwyg()) { setDocMode(true); }
  }

  function initEventHandlers() {
    //console.debug("initEventHandlers()");
    const handleDropDown = function() {
      formatDoc(this.dataset.format,this[this.selectedIndex].value);
      this.selectedIndex = 0;
    };
    
    const handleFormatButton = function() {
      var extra;
      switch (this.dataset.format) {
      case 'createlink':
        const sLnk = prompt('Target URL:','');
        if(sLnk) extra = sLnk;
        break;
      case 'formatblock':
        extra = 'blockquote';
        break;
      }
      formatDoc(this.dataset.format, extra);
    };

    selectEditMode.addEventListener('change',function() { 
      setDocMode(this.selectedIndex)
    },false);
    var i, controls = outerContainer.querySelectorAll('select.format');
    for(i = 0; i < controls.length; i++) {
      //console.debug("select.format",controls[i]);
      controls[i].addEventListener('change', handleDropDown, false);;
    }
    controls = outerContainer.querySelectorAll('.intLink');
    for(i = 0; i < controls.length; i++) {
      //console.debug("intLink",controls[i]);
      controls[i].addEventListener('click', handleFormatButton, false);
    }
  }

  /* Return true if the document editor is in WYSIWYG mode.  Return
  ** false if it is in Markup mode */
  function isWysiwyg() {
    return 0===selectEditMode.selectedIndex;
  }

  /* Invoke this routine prior to submitting the HTML content back
  ** to the server */
  /*function wysiwygSubmit() {
    if(oDoc.style.whiteSpace=="pre-wrap"){setDocMode(0);}
    document.getElementById("wysiwygValue").value=oDoc.innerHTML;
  }*/

  /* Run the editing command if in WYSIWYG mode */
  function formatDoc(sCmd, sValue) {
    if (isWysiwyg()){
      try {
        // First, try the W3C draft standard way, which has
        // been working on all non-IE browsers for a while.
        // It is also supported by IE11 and higher.
        document.execCommand("styleWithCSS", false, false);
      } catch (e) {
        try {
          // For IE9 or IE10, this should work.
          document.execCommand("useCSS", 0, true);
        } catch (e) {
          // OK, that apparently did not work, do nothing.
        }
      }
      document.execCommand(sCmd, false, sValue);
      oDoc.focus();
    }
  }

  /* Change the editing mode.  Convert to markup if the argument
  ** is true and wysiwyg if the argument is false. */
  function setDocMode(bToMarkup, content) {
    if(undefined===content){
      content = bToMarkup ? oDoc.innerHTML : oDoc.innerText;
    }
    if(!setDocMode.linebreak){
      setDocMode.linebreak = new RegExp("</p><p>","ig");
    }
    if(!setDocMode.toHide){
      setDocMode.toHide = toolbars.querySelectorAll(
        '#wysiwyg-toolBar1 > *:not(#wysiwygEditMode), '
          +'#wysiwyg-toolBar2');
    }
    if (bToMarkup) {
      /* WYSIWYG -> Markup */
      // Legacy did this: content=content.replace(setDocMode.linebreak,"</p>\n\n<p>")
      D.append(D.clearElement(oDoc), content)
      oDoc.style.whiteSpace = "pre-wrap";
      D.addClass(setDocMode.toHide, 'hidden');
    } else {
      /* Markup -> WYSIWYG */
      oDoc.innerHTML = content;
      oDoc.style.whiteSpace = "normal";
      D.removeClass(setDocMode.toHide, 'hidden');
    }
    oDoc.focus();
  }

  F.page.wysiwyg = {
    // only for debugging: oDoc: oDoc,
    init: function(){
      initDoc();
      /* Must not be called outside of an onPageLoad handler, else it
         can run before to the wikiedit app has been initialized. */
      const content = F.page.wikiContent() || '';
      var isDirty = false /* keep from stashing too often */;
      F.page.setContentMethods(
        function(){
          //selectEditMode.selectedIndex = 1;
          const rc = isWysiwyg() ? oDoc.innerHTML : oDoc.innerText;
          //setDocMode(selectEditMode.selectedIndex, rc);
          return rc;
        },
        function(content){
          //selectEditMode.selectedIndex = 1;
          //oDoc.innerText = content;
          isDirty = false;
          setDocMode(selectEditMode.selectedIndex, content);
        }
      );
      oDoc.addEventListener('blur', function(){
        if(isDirty) F.page.notifyOfChange();
      }, false);
      oDoc.addEventListener('input', function(){isDirty = true}, false);
      F.page.wikiContent(content)/*feed it back in to our widget*/;
      F.page.replaceEditorElement(outerContainer);
      F.message("Replaced wiki editor widget with legacy wysiwyg editor.");
    }
  };
})(window.fossil);