MediaWiki:Edittools.js

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// Code here is modified after [http://en.wikipedia.org/wiki/MediaWiki:Edittools.js Wikipedia],
//   written by [http://en.wikipedia.org/w/index.php?title=MediaWiki:Edittools.js&action=history these authors],
//   licensed under Creative commons (2009-07-16). Symbols are modified corresponding to updates in [[MediaWiki:Edittools]]
// <source lang="javascript">

if (typeof (EditTools_set_focus) === 'undefined') {
 var EditTools_set_focus = true;
}

if (typeof (EditTools_set_focus_initially) === 'undefined') {
 var EditTools_set_focus_initially = EditTools_set_focus;
}
var EditTools = {
  charinsert : {
     'Insert': ' – — ♀ ♂ ← ↔ → ↗ ⚥ ≤ ≥ ≠ ≈ ≡ ± · × ÷ − µ ‚+‘ „+“ ‘+’ “+” … ° ″ ′  Sign_on_talk_pages: ~~\~~  Cite_your_sources: <ref>+</ref>',
     'Wiki markup': '{\{+}}  {\{\{+}}}  |  [+]  [\[+]]  [\[Category:+]]  #REDIRECT.[\[+]]  &nbsp;  <s>+</s>  <sup>+</sup>  <sub>+</sub>  <code>+</code>  <pre>+</pre>  <blockquote>+</blockquote>  <ref.name="+"/>  {\{#tag:ref|+|group="nb"}}  {\{Reflist}}  <references/>  <includeonly>+</includeonly>  <noinclude>+</noinclude>  {\{DEFAULTSORT:+}}  <nowiki>+</nowiki>  <span.class="plainlinks">+</span>',
     'Symbols': '− — ♀ ♂ ⚥ ≤ ≥ ≠ ≈ ≡ ± · × ÷ − ∅ µ © ® ™ † |: ’ ‚+‘ „+“ »+« ›+‹ ‘+’ “+” «+» ‹+› |: … ° ″ ′ |: ¡ ¿ ← → ↑ ↓ ↔ ↕ ↗ |: ► ▪ • ● ♦ ♢ ¶ # ✔ ½ ⅓ ⅔ ¼ ¾ ⅛ ⅜ ⅝ ⅞ ∞ ‰ m² m³ |: ┌ ┬ ┐ └ ┴ ┘ │ ─ ├ ┼ ┤',
     'Math and logic:': '− × ÷ ⋅ ° ∗ ∘ ± ∓ ≤ ≥ ≠ ≡ ≅ ≜ ≝ ≐ ≃ ≈ ⊕ ⊗ ⇐ ⇔ ⇒ ∞ ← ↔ → ≪ ≫ ∝ √ ∤ ≀ ◅ ▻ ⋉ ⋊ ⋈ ∴ ∵ ↦ ¬ ∧ ∨ ⊻ ∀ ∃ ∈ ∉ ∋ ⊆ ⊈ ⊊ ⊂ ⊄ ⊇ ⊉ ⊋ ⊃ ⊅ ∪ ∩ ∑ ∏ ∐ ′ ∫ ∬ ∭ ∮ ∇ ∂ ∆ ∅ ℂ ℍ ℕ ℙ ℚ ℝ ℤ ℵ ⌊ ⌋ ⌈ ⌉ ⊤ ⊥ ⊢ ⊣ ⊧ □ ∠ ⟨ ⟩ {\{frac|+|}} &nbsp; &minus; <math>+</math> {\{math|+}}',
     'Latin': 'A a Á á À à  â Ä ä Ǎ ǎ Ă ă Ā ā à ã Å å Ą ą Æ æ Ǣ ǣ  B b  C c Ć ć Ċ ċ Ĉ ĉ Č č Ç ç  D d Ď ď Đ đ Ḍ ḍ Ð ð  E e É é È è Ė ė Ê ê Ë ë Ě ě Ĕ ĕ Ē ē Ẽ ẽ Ę ę Ɛ ɛ Ə ə  F f  G g Ġ ġ Ĝ ĝ Ğ ğ Ģ ģ  H h Ĥ ĥ Ħ ħ Ḥ ḥ  I i İ ı Í í Ì ì Î î Ï ï Ǐ ǐ Ĭ ĭ Ī ī Ĩ ĩ Į į  J j Ĵ ĵ  K k Ķ ķ  L l Ĺ ĺ Ŀ ŀ Ľ ľ Ļ ļ Ł ł Ḷ ḷ Ḹ ḹ  M m Ṃ ṃ  N n Ń ń Ň ň Ñ ñ Ņ ņ Ṇ ṇ Ŋ ŋ  O o Ó ó Ò ò Ô ô Ö ö Ǒ ǒ Ŏ ŏ Ō ō Õ õ Ǫ ǫ Ő ő Ø ø Œ œ  Ɔ ɔ  P p  Q q  R r Ŕ ŕ Ř ř Ŗ ŗ Ṛ ṛ Ṝ ṝ  S s Ś ś Ŝ ŝ Š š Ş ş Ṣ ṣ ß  T t Ť ť Ţ ţ Ṭ ṭ Þ þ  U u Ú ú Ù ù Û û Ü ü Ǔ ǔ Ŭ ŭ Ū ū Ũ ũ Ů ů Ų ų Ű ű Ǘ ǘ Ǜ ǜ Ǚ ǚ Ǖ ǖ  V v  W w Ŵ ŵ  X x  Y y Ý ý Ŷ ŷ Ÿ ÿ Ỹ ỹ Ȳ ȳ  Z z Ź ź Ż ż Ž ž  ß Ð ð Þ þ Ŋ ŋ Ə ə  {\{Unicode|+}}',
     'Greek': 'ΆάΈέΉήΊίΌόΎύΏώ  ΑαΒβΓγΔδ  ΕεΖζΗηΘθ  ΙιΚκΛλΜμ  ΝνΞξΟοΠπ  ΡρΣσςΤτΥυ  ΦφΧχΨψΩω  ᾼᾳᾴᾺὰᾲᾶᾷἈἀᾈᾀἉἁᾉᾁἌἄᾌᾄἊἂᾊᾂἎἆᾎᾆἍἅᾍᾅἋἃᾋᾃἏἇᾏᾇ  ῈὲἘἐἙἑἜἔἚἒἝἕἛἓ  ῌῃῄῊὴῂῆῇἨἠᾘᾐἩἡᾙᾑἬἤᾜᾔἪἢᾚᾒἮἦᾞᾖἭἥᾝᾕἫἣᾛᾓἯἧᾟᾗ  ῚὶῖἸἰἹἱἼἴἺἲἾἶἽἵἻἳἿἷ  ῸὸὈὀὉὁὌὄὊὂὍὅὋὃ  ῤῬῥ  ῪὺῦὐὙὑὔὒὖὝὕὛὓὟὗ  ῼῳῴῺὼῲῶῷὨὠᾨᾠὩὡᾩᾡὬὤᾬᾤὪὢᾪᾢὮὦᾮᾦὭὥᾭᾥὫὣᾫᾣὯὧᾯᾧ   {\{Polytonic|+}}',
     'Cyrillic': 'АаБбВвГг  ҐґЃѓДдЂђ  ЕеЁёЄєЖж  ЗзЅѕИиІі  ЇїЙйЈјКк  ЌќЛлЉљМм  НнЊњОоПп  РрСсТтЋћ  УуЎўФфХх  ЦцЧчЏџШш  ЩщЪъЫыЬь  ЭэЮюЯя ӘәӨөҒғҖҗ ҚқҜҝҢңҮү ҰұҲҳҸҹҺһ  ҔҕӢӣӮӯҘҙ  ҠҡҤҥҪҫӐӑ  ӒӓӔӕӖӗӰӱ  ӲӳӸӹӀ  ҞҟҦҧҨҩҬҭ  ҴҵҶҷҼҽҾҿ  ӁӂӃӄӇӈӋӌ  ӚӛӜӝӞӟӠӡ  ӤӥӦӧӪӫӴӵ  ́',
     'IPA': 'p b t d t̪ d̪ ʈɖcɟkɡqɢʡʔ  ɸβfvθðszʃʒɕʑʂʐçʝxɣχʁħʕʜʢhɦ  m ɱnn̪ɳɲŋɴ  β̞ ʋɹɻjɰ  ʙrʀɾɽ ɢ̆ ʡ̯  ll̪ɫɬɮɺɭʎ ʎ̯ ʟ ʟ̆  ʍwɥɧ  ɓɗʄɠʛ  ʘǀǃǂǁ  i y ɨʉɯu  ɪʏʊ  e øɘɵɤo  ə ɚ  ɛœɜɝɞʌɔ  æ ɐ  a ɶɑɒ  ʰʷʲˠˤⁿˡ  ˈˌːˑ ̪   {\{IPA|+}}',
  },

  charinsertDivider : "\240",

  extraCSS : '\
    #editpage-specialchars {\
      margin-top: 15px;\
      border-width: 1px;\
      border-style: solid;\
      border-color: #aaaaaa;\
      padding: 2px;\
    }\
    #editpage-specialchars a {\
    }\
    #editpage-specialchars a:hover {\
    }\
  ',

  appendExtraCSS : function () {
     appendCSS(EditTools.extraCSS);
  },


  cookieName : 'edittoolscharsubset',

  createEditTools : function (placeholder) {
     var box = document.createElement("div");
     box.id = "editpage-specialchars";
     box.title = 'Click on the character or tag to insert it into the edit window';

     //append user-defined sets
     if (window.charinsertCustom) {
      for (id1 in charinsertCustom) 
       if (EditTools.charinsert[id1]) {
         EditTools.charinsert[id1] += ' ' + charinsertCustom[id1];
       } else {
         EditTools.charinsert[id1] = charinsertCustom[id1];
       }
      // end for
     }
     //create drop-down select
     var prevSubset = 0, curSubset = 0;
     var sel = document.createElement('select'), id;
     for (id in EditTools.charinsert) {
      sel.options[sel.options.length] = new Option(id, id);
     }
     sel.selectedIndex = 0;
     sel.style.cssFloat = sel.style.styleFloat = 'left';
     sel.style.marginRight = '5px';
     sel.title = 'Choose character subset';
     sel.onchange = sel.onkeyup = selectSubset;
     box.appendChild(sel);

     //create "recall" switch
     if (window.editToolsRecall) {
       var recall = document.createElement('span');
       recall.appendChild(document.createTextNode('↕'));
       recall.onclick = function () {
        sel.selectedIndex = prevSubset;
        selectSubset();
       };
       with (recall.style) {
        cssFloat = styleFloat = 'left'; marginRight = '5px'; cursor = 'pointer';
       }
       box.appendChild(recall);
     }

     // load latest selection from cookies
     try {
        var cookieRe = new RegExp ("(?:^|;)\\s*" + EditTools.cookieName + "=(\\d+)\\s*(?:;|$)");
        var m = cookieRe.exec(document.cookie);
        if (m && m.length > 1 && parseInt(m[1]) < sel.options.length)
           sel.selectedIndex = parseInt(m[1]);
     } catch (err) { /* ignore */ }

     placeholder.parentNode.replaceChild(box, placeholder);
     selectSubset();
     return;

     function selectSubset () {
       //remember previous (for "recall" button)
       prevSubset = curSubset;
       curSubset = sel.selectedIndex;
       //save into cookies for persistence
       try {
         var expires = new Date ();
         expires.setTime( expires.getTime() + 30 * 24 * 60 * 60 * 1000 );  // + 30 days
         document.cookie = EditTools.cookieName + "=" + curSubset + ";path=/;expires=" + expires.toUTCString();
       } catch (err) { /* ignore */ }
       //hide other subsets
       var pp = box.getElementsByTagName('p') ;
       for (var i=0; i<pp.length; i++) {
         pp[i].style.display = 'none';
       };
       //show/create current subset
       var id = sel.options[curSubset].value;
       var p = document.getElementById(id);
       if (!p){
         p = document.createElement('p');
         p.id = id;
         // if (id == 'Arabic' || id == 'Hebrew'){ p.style.fontSize = '120%'; p.dir = 'rtl'; }
         EditTools.createTokens(p, EditTools.charinsert[id]);
         box.appendChild(p);
       }
       p.style.display = 'inline';
     }
  },

  createTokens : function (paragraph, str) {
    var tokens = str.split(' '), token, i, n;
    for (i = 0; i < tokens.length; i++) {
      token = tokens[i];
      n = token.indexOf('+');
      if (token == '' || token == '_')
         addText(EditTools.charinsertDivider + ' ');
      else if (token == '\n')
         paragraph.appendChild(document.createElement('br'));
      else if (token == '___')
         paragraph.appendChild(document.createElement('hr'));
      else if (token.charAt(token.length-1) == ':')  // : at the end means just text
         addBold(token);
      else if (n == 0) // +<tag>  ->   <tag>+</tag>
         addLink(token.substring(1), '</' + token.substring(2), token.substring(1));
      else if (n > 0) // <tag>+</tag>
         addLink(token.substring(0,n), token.substring(n+1));
      else if (token.length > 2 && token.charCodeAt(0) > 127) //a string of insertable characters
         for (var j=0; j < token.length; j++) addLink(token.charAt(j), '');
      else
         addLink(token, '');
     } // end for
     return;

     function addLink (tagOpen, tagClose, name) {
       var a = document.createElement('a');
       tagOpen = tagOpen.replace(/\./g,' ');
       tagClose = tagClose ? tagClose.replace(/_/g,' ') : '';
       name = name || tagOpen + tagClose;
       name = name.replace(/\\n/g,'');
       a.appendChild(document.createTextNode(name));
       a.href = "#";
       addHandler( a, 'click', new Function( "evt", "insertTags('" + tagOpen + "', '" + tagClose + "', ''); return killEvt( evt );" ) );
       paragraph.appendChild(a);
       addText(' ');
     }
     function addBold (text) {
       var b = document.createElement('b');
       b.appendChild(document.createTextNode(text.replace(/_/g,' ')));
       paragraph.appendChild(b);
       addText(' ');
     }
     function addText (txt) {
       paragraph.appendChild(document.createTextNode(txt));
     }
  },


  enableForAllFields : function () {
     if (typeof (insertTags) != 'function' || window.WikEdInsertTags) return;
     // insertTags from the site-wide /skins-1.5/common/edit.js just inserts in the first
     // textarea in the document. Evidently, that's not good if we have multiple textareas.
     // My first idea was to simply add a hidden textarea as the first one, and redefine
     // insertTags such that it copied first the last active textareas contents over to that hidden
     // field, set the cursor or selection there, let the standard insertTags do its thing, and
     // then copy the hidden field's text, cursor position and selection back to the currently
     // active field. Unfortunately, that is just as complex as simply copying the whole code
     // from wikibits to here and let it work on the right text field in the first place.
     var texts = document.getElementsByTagName ('textarea');
     for (var i = 0; i < texts.length; i++) {
       addHandler (texts[i], 'focus', EditTools.registerTextField);
     }
     // While we're at it, also enable it for input fields
     texts = document.getElementsByTagName ('input');
     for (var i = 0; i < texts.length; i++) {
       if (texts[i].type == 'text') addHandler (texts[i], 'focus', EditTools.registerTextField);
     }
     insertTags = EditTools.insertTags; // Redefine the global insertTags
  },

  last_active_textfield : null,

  registerTextField : function (evt) {
     var e = evt || window.event;
     var node = e.target || e.srcElement;
     if (!node) return;
     EditTools.last_active_textfield = node.id;
     return true;
  },

  getTextArea : function () {
     var txtarea = null;
     if (EditTools.last_active_textfield && EditTools.last_active_textfield != "") {
       txtarea = document.getElementById (EditTools.last_active_textfield);
     };
     if (!txtarea) {
       // Fallback option: old behaviour
       if (document.editform) {
         txtarea = document.editform.wpTextbox1;
       } else {
         // Some alternate form? Take the first one we can find
         txtarea = document.getElementsByTagName ('textarea');
         if (txtarea.length > 0) txtarea = txtarea[0]; else txtarea = null;
       }
     }
     return txtarea;
  },

  insertTags : function (tagOpen, tagClose, sampleText) {
     var txtarea = EditTools.getTextArea ();
     if (!txtarea) return;

     /* Usability initiative compatibility */
     if ( typeof $j != 'undefined' && typeof $j.fn.textSelection != 'undefined' ) {
          $j( txtarea ).textSelection(
          'encapsulateSelection', { 'pre': tagOpen, 'peri': sampleText, 'post': tagClose }
          );
          return;
     }


     var selText, isSample = false;

     function checkSelectedText () {
  if (!selText) {
     selText = sampleText; isSample = true;
  } else if (selText.charAt (selText.length - 1) == ' ') { // Exclude ending space char
     selText = selText.substring (0, selText.length - 1);
     tagClose += ' ';
  }
     }

     if (document.selection && document.selection.createRange) { // IE/Opera
  // Save window scroll position
  var winScroll = 0;
  if (document.documentElement && document.documentElement.scrollTop)
     winScroll = document.documentElement.scrollTop;
  else if (document.body)
     winScroll = document.body.scrollTop;
  // Get current selection
  txtarea.focus();
  var range = document.selection.createRange();
  selText = range.text;
  // Insert tags
  checkSelectedText ();
  range.text = tagOpen + selText + tagClose;
  // Mark sample text as selected
  if (isSample && range.moveStart) {
     if (window.opera) tagClose = tagClose.replace (/\n/g, "");
     range.moveStart( 'character', - tagClose.length - selText.length);
     range.moveEnd ('character', - tagClose.length);
  }
  range.select ();
  // Restore window scroll position
  if (document.documentElement && document.documentElement.scrollTop)
     document.documentElement.scrollTop = winScroll;
  else if (document.body)
     document.body.scrollTop = winScroll;
     } else if (txtarea.selectionStart || txtarea.selectionStart == '0') { // Mozilla
  // Save textarea scroll position
  var textScroll = txtarea.scrollTop;
  // Get current selection
  txtarea.focus();
  var startPos = txtarea.selectionStart;
  var endPos   = txtarea.selectionEnd;
  selText = txtarea.value.substring (startPos, endPos);
  // Insert tags
  checkSelectedText ();
  txtarea.value = txtarea.value.substring (0, startPos)
  + tagOpen + selText + tagClose
  + txtarea.value.substring (endPos);
  // Set new selection
  if (isSample) {
     txtarea.selectionStart = startPos + tagOpen.length;
     txtarea.selectionEnd = startPos + tagOpen.length + selText.length;
  } else {
     txtarea.selectionStart = startPos + tagOpen.length + selText.length + tagClose.length;
     txtarea.selectionEnd = txtarea.selectionStart;
  }
  // Restore textarea scroll position
  txtarea.scrollTop = textScroll;
     }
  }, // end insertTags

  setup : function () {
     var placeholder = document.getElementById("editpage-specialchars");
     if (!placeholder) return;  // has this already been run once?
     EditTools.appendExtraCSS ();
     EditTools.createEditTools (placeholder);
     EditTools.enableForAllFields ();
  }

}; // end EditTools

// Do not use addOnloadHook; it runs *before* the onload event fires. At that time, onclick or
// onfocus handlers may not yet be set up properly.
hookEvent ('load', EditTools.setup);

// </source>