src/redakcja/static/js/wiki/view_editor_wysiwyg.js

   1 (function($) {
   2
   3     /* Show theme to the user */
   4     function selectTheme(themeId){
   5         var selection = window.getSelection();
   6         selection.removeAllRanges();
   7
   8         var range = document.createRange();
   9         var s = $("[x-node='motyw'][theme-class='" + themeId + "']")[0];
  10         var e = $("[x-node='end'][theme-class='" + themeId + "']")[0];
  11
  12         if (s && e) {
  13             range.setStartAfter(s);
  14             range.setEndBefore(e);
  15             selection.addRange(range);
  16         }
  17     };
  18
  19     /* Verify insertion port for annotation or theme */
  20     function verifyTagInsertPoint(node){
  21         if (node.nodeType == Node.TEXT_NODE) {
  22             node = node.parentNode;
  23         }
  24
  25         if (node.nodeType != Node.ELEMENT_NODE) {
  26             return false;
  27         }
  28
  29         node = $(node);
  30         if (node.attr('id') == 'caret') {
  31             node = node.parent();
  32         }
  33         while (node.attr('x-pass-thru')) {
  34             node = node.parent();
  35         }
  36         var xtype = node.attr('x-node');
  37
  38         if (!xtype || (xtype.search(':') >= 0) ||
  39         xtype == 'motyw' ||
  40         xtype == 'begin' ||
  41         xtype == 'end') {
  42             return false;
  43         }
  44
  45         return true;
  46     }
  47
  48     function verifyThemeBoundaryPoint(node) {
  49         if (!verifyTagInsertPoint(node)) return false;
  50         node = $(node);
  51         // don't allow themes inside annotations
  52         if (node.closest('[x-node="pe"]').length > 0)
  53             return false;
  54
  55         return true;
  56     }
  57
  58     /* Convert HTML fragment to plaintext */
  59     var ANNOT_FORBIDDEN = ['pt', 'pa', 'pr', 'pe', 'ptrad', 'begin', 'end', 'motyw'];
  60
  61     function html2plainText(fragment){
  62         var text = "";
  63
  64         $(fragment.childNodes).each(function(){
  65             if (this.nodeType == Node.TEXT_NODE)
  66                 text += this.nodeValue;
  67             else {
  68                 if (this.nodeType == Node.ELEMENT_NODE &&
  69                         $.inArray($(this).attr('x-node'), ANNOT_FORBIDDEN) == -1) {
  70                     text += html2plainText(this);
  71                 }
  72             };
  73         });
  74
  75         return text;
  76     }
  77
  78
  79     /* Insert annotation using current selection */
  80     function addAnnotation(){
  81         var selection = window.getSelection();
  82         var n = selection.rangeCount;
  83
  84         if (selection.isCollapsed) {
  85             window.alert("Nie zaznaczono żadnego obszaru");
  86             return false;
  87         }
  88
  89         var range = selection.getRangeAt(n - 1);
  90
  91         if (!verifyTagInsertPoint(range.endContainer)) {
  92             window.alert("Nie można wstawić w to miejsce przypisu.");
  93             return false;
  94         }
  95
  96         text = '';
  97         for (let i = 0; i < n; ++ i) {
  98             let rangeI = selection.getRangeAt(i);
  99             if (verifyTagInsertPoint(rangeI.startContainer) &&
 100                 verifyTagInsertPoint(rangeI.endContainer)) {
 101                 text += html2plainText(rangeI.cloneContents());
 102             }
 103         }
 104         var tag = $('<span></span>');
 105         range.collapse(false);
 106         range.insertNode(tag[0]);
 107
 108         xml2html({
 109             xml: '<pe><slowo_obce>' + text + '</slowo_obce> --- </pe>',
 110             success: function(text){
 111                 var t = $(text);
 112                 tag.replaceWith(t);
 113                 openForEdit(t, trim=false);
 114             },
 115             error: function(){
 116                 tag.remove();
 117                 alert('Błąd przy dodawaniu przypisu:' + errors);
 118             }
 119         })
 120     }
 121
 122
 123
 124     /* Insert theme using current selection */
 125
 126     function addTheme(){
 127         var selection = window.getSelection();
 128         var n = selection.rangeCount;
 129
 130         if (n == 0) {
 131             window.alert("Nie zaznaczono żadnego obszaru");
 132             return false;
 133         }
 134
 135         // for now allow only 1 range
 136         if (n > 1) {
 137             window.alert("Zaznacz jeden obszar.");
 138             return false;
 139         }
 140
 141         // remember the selected range
 142         var range = selection.getRangeAt(0);
 143
 144         if ($(range.startContainer).is('.html-editarea') ||
 145         $(range.endContainer).is('.html-editarea')) {
 146             window.alert("Motywy można oznaczać tylko na tekście nie otwartym do edycji. \n Zamknij edytowany fragment i spróbuj ponownie.");
 147             return false;
 148         }
 149
 150         // verify if the start/end points make even sense -
 151         // they must be inside a x-node (otherwise they will be discarded)
 152         // and the x-node must be a main text
 153         if (!verifyThemeBoundaryPoint(range.startContainer)) {
 154             window.alert("Motyw nie może się zaczynać w tym miejscu.");
 155             return false;
 156         }
 157
 158         if (!verifyThemeBoundaryPoint(range.endContainer)) {
 159             window.alert("Motyw nie może się kończyć w tym miejscu.");
 160             return false;
 161         }
 162
 163         var date = (new Date()).getTime();
 164         var random = Math.floor(4000000000 * Math.random());
 165         var id = ('' + date) + '-' + ('' + random);
 166
 167         var createPoint = function(container, offset) {
 168             var offsetBetweenCommas = function(text, offset) {
 169                 if(text.length < 2 || offset < 1 || offset > text.length)
 170                     return false;
 171                 return text[offset-1] === ',' && text[offset] === ',';
 172             }
 173             var point = document.createRange();
 174             offset = offsetBetweenCommas(container.textContent, offset) ? offset - 1 : offset;
 175             point.setStart(container, offset);
 176             return point;
 177         }
 178
 179         var spoint = createPoint(range.startContainer, range.startOffset);
 180         var epoint = createPoint(range.endContainer, range.endOffset);
 181
 182         var mtag, btag, etag, errors;
 183
 184         // insert theme-ref
 185
 186         xml2html({
 187             xml: '<end id="e' + id + '" />',
 188             success: function(text){
 189                 etag = $('<span></span>');
 190                 epoint.insertNode(etag[0]);
 191                 etag.replaceWith(text);
 192                 xml2html({
 193                     xml: '<motyw id="m' + id + '"></motyw>',
 194                     success: function(text){
 195                         mtag = $('<span></span>');
 196                         spoint.insertNode(mtag[0]);
 197                         mtag.replaceWith(text);
 198                         xml2html({
 199                             xml: '<begin id="b' + id + '" />',
 200                             success: function(text){
 201                                 btag = $('<span></span>');
 202                                 spoint.insertNode(btag[0])
 203                                 btag.replaceWith(text);
 204                                 selection.removeAllRanges();
 205                                 openForEdit($('[x-node="motyw"][theme-class="' + id + '"]'));
 206                             }
 207                         });
 208                     }
 209                 });
 210             }
 211         });
 212     }
 213
 214     function addSymbol(caret) {
 215         let editArea;
 216
 217         if (caret) {
 218             editArea = $("textarea", caret.element)[0];
 219         } else {
 220             editArea = $('div.html-editarea textarea')[0];
 221         }
 222
 223         if(editArea) {
 224             var specialCharsContainer = $("<div id='specialCharsContainer'><a href='#' id='specialCharsClose'>Zamknij</a><table id='tableSpecialChars' style='width: 600px;'></table></div>");
 225
 226             var specialChars = [
 227                 ' ', 'Ą','ą','Ć','ć','Ę','ę','Ł','ł','Ń','ń','Ó','ó','Ś','ś','Ż','ż','Ź','ź','Á','á','À','à',
 228                 'Â','â','Ä','ä','Å','å','Ā','ā','Ă','ă','Ã','ã',
 229                 'Æ','æ','Ç','ç','Č','č','Ċ','ċ','Ď','ď','É','é','È','è',
 230                 'Ê','ê','Ë','ë','Ē','ē','Ě','ě','Ġ','ġ','Ħ','ħ','Í','í','Î','î',
 231                 'Ī','ī','Ĭ','ĭ','Ľ','ľ','Ñ','ñ','Ň','ň','Ó','ó','Ö','ö',
 232                 'Ô','ô','Ō','ō','Ǒ','ǒ','Œ','œ','Ø','ø','Ř','ř','Š',
 233                 'š','Ş','ş','Ť','ť','Ţ','ţ','Ű','ű','Ú','ú','Ù','ù',
 234                 'Ü','ü','Ů','ů','Ū','ū','Û','û','Ŭ','ŭ',
 235                 'Ý','ý','Ž','ž','ß','Ð','ð','Þ','þ','А','а','Б',
 236                 'б','В','в','Г','г','Д','д','Е','е','Ё','ё','Ж',
 237                 'ж','З','з','И','и','Й','й','К','к','Л','л','М',
 238                 'м','Н','н','О','о','П','п','Р','р','С','с',
 239                 'Т','т','У','у','Ф','ф','Х','х','Ц','ц','Ч',
 240                 'ч','Ш','ш','Щ','щ','Ъ','ъ','Ы','ы','Ь','ь','Э',
 241                 'э','Ю','ю','Я','я','ѓ','є','і','ї','ј','љ','њ',
 242                 'Ґ','ґ','Α','α','Β','β','Γ','γ','Δ','δ','Ε','ε',
 243                 'Ζ','ζ','Η','η','Θ','θ','Ι','ι','Κ','κ','Λ','λ','Μ',
 244                 'μ','Ν','ν','Ξ','ξ','Ο','ο','Π','π','Ρ','ρ','Σ','ς','σ',
 245                 'Τ','τ','Υ','υ','Φ','φ','Χ','χ','Ψ','ψ','Ω','ω','–',
 246                 '—','¡','¿','$','¢','£','€','©','®','°','¹','²','³',
 247                 '¼','½','¾','†','§','‰','•','←','↑','→','↓',
 248                 '„','”','„”','«','»','«»','»«','’','[',']','~','|','−','·',
 249                 '×','÷','≈','≠','±','≤','≥','∈',
 250
 251                 // Hebrew
 252                 '\u05d0', '\u05d1', '\u05d2', '\u05d3', '\u05d4', '\u05d5', '\u05d6', '\u05d7',
 253                 '\u05d8', '\u05d9', '\u05da', '\u05db', '\u05dc', '\u05dd', '\u05de', '\u05df',
 254                 '\u05e0', '\u05e1', '\u05e2', '\u05e3', '\u05e4', '\u05e5', '\u05e6', '\u05e7',
 255                 '\u05e8', '\u05e9', '\u05e0', '\u05ea',
 256
 257                 '\u0591', '\u0592', '\u0593', '\u0594', '\u0595', '\u0596', '\u0597',
 258                 '\u0598', '\u0599', '\u059a', '\u059b', '\u059c', '\u059d', '\u059e', '\u059f',
 259                 '\u05a0', '\u05a1', '\u05a2', '\u05a3', '\u05a4', '\u05a5', '\u05a6', '\u05a7',
 260                 '\u05a8', '\u05a9', '\u05aa', '\u05ab', '\u05ac', '\u05ad', '\u05ae', '\u05af',
 261                 '\u05b0', '\u05b1', '\u05b2', '\u05b3', '\u05b4', '\u05b5', '\u05b6', '\u05b7',
 262                 '\u05b8', '\u05b9', '\u05ba', '\u05bb', '\u05bc', '\u05bd', '\u05be', '\u05bf',
 263                 '\u05c0', '\u05c1', '\u05c2', '\u05c3', '\u05c4', '\u05c5', '\u05c6', '\u05c7',
 264
 265                 '\ufb1d', '\ufb1e', '\ufb1f',
 266                 '\ufb20', '\ufb21', '\ufb22', '\ufb23', '\ufb24', '\ufb25', '\ufb26', '\ufb27',
 267                 '\ufb28', '\ufb29', '\ufb2a', '\ufb2b', '\ufb2c', '\ufb2d', '\ufb2e', '\ufb2f',
 268                 '\ufb30', '\ufb31', '\ufb32', '\ufb33', '\ufb34', '\ufb35', '\ufb36',
 269                 '\ufb38', '\ufb39', '\ufb3a', '\ufb3b', '\ufb3c',           '\ufb3e',
 270                 '\ufb40', '\ufb41',           '\ufb43', '\ufb44',           '\ufb46', '\ufb47',
 271                 '\ufb48', '\ufb49', '\ufb4a', '\ufb4b', '\ufb4c', '\ufb4d', '\ufb4e', '\ufb4f',
 272             ]
 273             var tableContent = "<tr>";
 274
 275             for(var i in specialChars) {
 276                 if(i % 14 == 0 && i > 0) {
 277                     tableContent += "</tr><tr>";
 278                 }
 279                 tableContent += "<td><input type='button' class='specialBtn' value='"+specialChars[i]+"'/></td>";
 280             }
 281
 282             tableContent += "</tr>";
 283             $("body").append(specialCharsContainer);
 284
 285
 286              // localStorage for recently used characters - reading
 287              if (typeof(localStorage) != 'undefined') {
 288                  if (localStorage.getItem("recentSymbols")) {
 289                      var recent = localStorage.getItem("recentSymbols");
 290                      var recentArray = recent.split(";");
 291                      var recentRow = "";
 292                      for(var i in recentArray.reverse()) {
 293                         recentRow += "<td><input type='button' class='specialBtn recentSymbol' value='"+recentArray[i]+"'/></td>";
 294                      }
 295                      recentRow = "<tr>" + recentRow + "</tr>";
 296                  }
 297              }
 298             $("#tableSpecialChars").append(recentRow);
 299             $("#tableSpecialChars").append(tableContent);
 300
 301             /* events */
 302
 303             $('.specialBtn').click(function(){
 304                 var insertVal = $(this).val();
 305
 306                 // if we want to surround text with quotes
 307                 // not sure if just check if value has length == 2
 308
 309                 if (caret) {
 310                     caret.insertChar(insertVal);
 311                     caret.focus();
 312                 } else {
 313                     if (insertVal.length == 2) {
 314                         var startTag = insertVal[0];
 315                         var endTag = insertVal[1];
 316                         var textAreaOpened = editArea;
 317                         //IE support
 318                         if (document.selection) {
 319                             textAreaOpened.focus();
 320                             sel = document.selection.createRange();
 321                             sel.text = startTag + sel.text + endTag;
 322                         }
 323                         //MOZILLA/NETSCAPE support
 324                         else if (textAreaOpened.selectionStart || textAreaOpened.selectionStart == '0') {
 325                             var startPos = textAreaOpened.selectionStart;
 326                             var endPos = textAreaOpened.selectionEnd;
 327                             textAreaOpened.value = textAreaOpened.value.substring(0, startPos)
 328                                 + startTag + textAreaOpened.value.substring(startPos, endPos) + endTag + textAreaOpened.value.substring(endPos, textAreaOpened.value.length);
 329                         }
 330                     } else {
 331                         insertAtCaret(editArea, insertVal);
 332                     }
 333                 }
 334
 335                 // localStorage for recently used characters - saving
 336                 if (typeof(localStorage) != 'undefined') {
 337                     if (localStorage.getItem("recentSymbols")) {
 338                         var recent = localStorage.getItem("recentSymbols");
 339                         var recentArray = recent.split(";");
 340                         var valIndex = $.inArray(insertVal, recentArray);
 341                         //alert(valIndex);
 342                         if(valIndex == -1) {
 343                             // value not present in array yet
 344                             if(recentArray.length > 13){
 345                                 recentArray.shift();
 346                                 recentArray.push(insertVal);
 347                             } else {
 348                                 recentArray.push(insertVal);
 349                             }
 350                         } else  {
 351                             // value already in the array
 352                             for(var i = valIndex; i < recentArray.length; i++){
 353                                 recentArray[i] = recentArray[i+1];
 354                             }
 355                             recentArray[recentArray.length-1] = insertVal;
 356                         }
 357                         localStorage.setItem("recentSymbols", recentArray.join(";"));
 358                     } else {
 359                         localStorage.setItem("recentSymbols", insertVal);
 360                     }
 361                 }
 362                 $(specialCharsContainer).remove();
 363             });
 364             $('#specialCharsClose').click(function(){
 365                 $(specialCharsContainer).remove();
 366             });
 367
 368         } else {
 369             window.alert('Najedź na fragment tekstu, wybierz "Edytuj" i ustaw kursor na miejscu gdzie chcesz wstawić symbol.');
 370         }
 371     }
 372
 373     function insertAtCaret(txtarea,text) {
 374         /* http://www.scottklarr.com/topic/425/how-to-insert-text-into-a-textarea-where-the-cursor-is/ */
 375         var scrollPos = txtarea.scrollTop;
 376         var strPos = 0;
 377         var backStart = 0;
 378         var br = ((txtarea.selectionStart || txtarea.selectionStart == '0') ? "ff" : (document.selection ? "ie" : false ) );
 379         if (br == "ie") {
 380             txtarea.focus();
 381             var range = document.selection.createRange();
 382             range.moveStart ('character', -txtarea.value.length);
 383             strPos = backStart = range.text.length;
 384         } else if (br == "ff") {
 385             strPos = txtarea.selectionStart;
 386             backStart = txtarea.selectionEnd;
 387         }
 388         var front = (txtarea.value).substring(0,strPos);
 389         var back = (txtarea.value).substring(backStart,txtarea.value.length);
 390         txtarea.value=front+text+back;
 391         strPos = strPos + text.length;
 392         if (br == "ie") {
 393             txtarea.focus();
 394             var range = document.selection.createRange();
 395             range.moveStart ('character', -txtarea.value.length);
 396             range.moveStart ('character', strPos);
 397             range.moveEnd ('character', 0);
 398             range.select();
 399         } else if (br == "ff") {
 400             txtarea.selectionStart = strPos;
 401             txtarea.selectionEnd = strPos;
 402             txtarea.focus();
 403         }
 404         txtarea.scrollTop = scrollPos;
 405     }
 406
 407     /* open edition window for selected fragment */
 408     function openForEdit($origin, trim=true){
 409         var $box = null
 410
 411         // annotations overlay their sub box - not their own box //
 412         if ($origin.is(".annotation-inline-box")) {
 413             $box = $("*[x-annotation-box]", $origin);
 414         }
 415         else {
 416             $box = $origin;
 417         }
 418         var x = $box[0].offsetLeft;
 419         var y = $box[0].offsetTop;
 420
 421         var w = $box.outerWidth();
 422         var h = $box.innerHeight();
 423
 424         if ($origin.is(".annotation-inline-box")) {
 425             w = Math.max(w, 400);
 426             h = Math.max(h, 60);
 427             if($('.htmlview div').offset().left + $('.htmlview div').width() > ($('.vsplitbar').offset().left - 480)){
 428                 x = -(Math.max($origin.offset().left, $origin.width()));
 429             } else {
 430                 x = 100;
 431             }
 432         }
 433         if ($origin.is('.reference-inline-box')) {
 434             w = 400;
 435             h = 32;
 436             y -= 32;
 437             x = Math.min(
 438                 x,
 439                 $('.htmlview div').offset().left + $('.htmlview div').width() - 400
 440             );
 441         }
 442
 443         // start edition on this node
 444         var $overlay = $('<div class="html-editarea"><button class="accept-button">Zapisz</button><button class="delete-button">Usuń</button><button class="tytul-button akap-edit-button">tytuł dzieła</button><button class="wyroznienie-button akap-edit-button">wyróżnienie</button><button class="slowo-button akap-edit-button">słowo obce</button><button class="znak-button akap-edit-button">znak spec.</button><textarea></textarea></div>').css({
 445             position: 'absolute',
 446             height: h,
 447             left: x,
 448             top: y,
 449             width: w
 450         }).appendTo($box[0].offsetParent || $box.parent()).show();
 451
 452
 453         if ($origin.is('*[x-edit-no-format]')) {
 454             $('.akap-edit-button').remove();
 455         }
 456
 457         if ($origin.is('[x-node="motyw"]')) {
 458             $.themes.autocomplete($('textarea', $overlay));
 459         }
 460
 461         if ($origin.is('[x-node="motyw"]')){
 462             $('.delete-button', $overlay).click(function(){
 463                 if (window.confirm("Czy jesteś pewien, że chcesz usunąć ten motyw?")) {
 464                     $('[theme-class="' + $origin.attr('theme-class') + '"]').remove();
 465                     $overlay.remove();
 466                     $(document).unbind('click.blur-overlay');
 467                     return false;
 468                 };
 469             });
 470         }
 471         else if($box.is('*[x-annotation-box]') || $origin.is('*[x-edit-attribute]') || $origin.is('*[x-node="uwaga"]')) {
 472             let q;
 473             switch ($origin.attr('x-node')) {
 474             case 'uwaga':
 475                 q = 'tę uwagę';
 476                 break;
 477             case 'ref':
 478                 q = 'tę referencję';
 479                 break
 480             default:
 481                 q = 'ten przypis';
 482             }
 483             $('.delete-button', $overlay).click(function(){
 484                 if (window.confirm("Czy jesteś pewien, że chcesz usunąć " + q + "?")) {
 485                     $origin.remove();
 486                     $overlay.remove();
 487                     $(document).unbind('click.blur-overlay');
 488                     return false;
 489                 };
 490             });
 491         }
 492         else {
 493             $('.delete-button', $overlay).html("Anuluj");
 494             $('.delete-button', $overlay).click(function(){
 495                 if (window.confirm("Czy jesteś pewien, że chcesz anulować zmiany?")) {
 496                     $overlay.remove();
 497                     $(document).unbind('click.blur-overlay');
 498                     return false;
 499                 };
 500             });
 501         }
 502
 503
 504         var serializer = new XMLSerializer();
 505
 506         if($box.attr("x-edit-attribute")) {
 507             source = $('<span x-pass-thru="true"/>');
 508             source.text($box.attr("x-a-wl-" + $box.attr("x-edit-attribute")));
 509             source = source[0];
 510         } else {
 511             source = $box[0];
 512         }
 513
 514         html2text({
 515             element: source,
 516             stripOuter: true,
 517             success: function(text){
 518                 let ttext = text;
 519                 if (trim) {
 520                     ttext = ttext.trim();
 521                 }
 522                 $('textarea', $overlay).val(ttext);
 523
 524                 setTimeout(function(){
 525                     $('textarea', $overlay).elastic().focus();
 526                 }, 50);
 527
 528                 function save(argument){
 529                     var nodeName = $box.attr('x-node') || 'pe';
 530                     var insertedText = $('textarea', $overlay).val();
 531
 532                     if ($origin.is('[x-node="motyw"]')) {
 533                         insertedText = insertedText.replace(/,\s*$/, '');
 534                     }
 535
 536                     if($box.attr("x-edit-attribute")) {
 537                         xml = '<' + nodeName + ' ' + $box.attr("x-edit-attribute") + '="' + insertedText + '"/>';
 538                     } else {
 539                         xml = '<' + nodeName + '>' + insertedText + '</' + nodeName + '>';
 540                     }
 541
 542                     xml2html({
 543                         xml: xml,
 544                         success: function(element){
 545                             if (nodeName == 'out-of-flow-text') {
 546                                 $(element).children().insertAfter($origin);
 547                                 $origin.remove()
 548                             }
 549                             else if ($box.attr('x-edit-attribute')) {
 550                                 $(element).insertAfter($origin);
 551                                 $origin.remove();
 552                             }
 553                             else {
 554                                 $origin.html($(element).html());
 555                             }
 556                             $overlay.remove();
 557                             $.wiki.activePerspective().flush();
 558                         },
 559                         error: function(text){
 560                             alert('Błąd! ' + text);
 561                         }
 562                     })
 563
 564                     var msg = $("<div class='saveNotify'><p>Pamiętaj, żeby zapisać swoje zmiany.</p></div>");
 565                     $("#base").prepend(msg);
 566                     $('#base .saveNotify').fadeOut(3000, function(){
 567                         $(this).remove();
 568                     });
 569                 }
 570
 571                 $('.akap-edit-button', $overlay).click(function(){
 572                     var textAreaOpened = $('textarea', $overlay)[0];
 573                     var startTag = "";
 574                     var endTag = "";
 575                     var buttonName = this.innerHTML;
 576
 577                     if(buttonName == "słowo obce") {
 578                         startTag = "<slowo_obce>";
 579                         endTag = "</slowo_obce>";
 580                     } else if (buttonName == "wyróżnienie") {
 581                         startTag = "<wyroznienie>";
 582                         endTag = "</wyroznienie>";
 583                     } else if (buttonName == "tytuł dzieła") {
 584                         startTag = "<tytul_dziela>";
 585                         endTag = "</tytul_dziela>";
 586                     } else if(buttonName == "znak spec."){
 587                         addSymbol();
 588                         return false;
 589                     }
 590
 591                     var myField = textAreaOpened;
 592
 593                     //IE support
 594                     if (document.selection) {
 595                         textAreaOpened.focus();
 596                         sel = document.selection.createRange();
 597                         sel.text = startTag + sel.text + endTag;
 598                     }
 599                     //MOZILLA/NETSCAPE support
 600                     else if (textAreaOpened.selectionStart || textAreaOpened.selectionStart == '0') {
 601                         var startPos = textAreaOpened.selectionStart;
 602                         var endPos = textAreaOpened.selectionEnd;
 603                         textAreaOpened.value = textAreaOpened.value.substring(0, startPos)
 604                             + startTag + textAreaOpened.value.substring(startPos, endPos) + endTag + textAreaOpened.value.substring(endPos, textAreaOpened.value.length);
 605                     }
 606                 });
 607
 608                 $('.accept-button', $overlay).click(function(){
 609                     save();
 610                     $(document).unbind('click.blur-overlay');
 611                 });
 612
 613                 $(document).bind('click.blur-overlay', function(event){
 614                     if ($(event.target).closest('.html-editarea, #specialCharsContainer').length > 0) {
 615                         return;
 616                     }
 617                     save();
 618                     $(document).unbind('click.blur-overlay');
 619                 });
 620
 621             },
 622             error: function(text){
 623                 alert('Błąd! ' + text);
 624             }
 625         });
 626     }
 627
 628     function createUwagaBefore(before) {
 629         xml2html({
 630             xml: '<uwaga/>',
 631             success: function(element){
 632                 let $element = $(element);
 633                 $element.insertBefore(before);
 634                 openForEdit($element);
 635             }
 636         });
 637     }
 638
 639     class VisualPerspective extends $.wiki.Perspective {
 640         constructor(options) {
 641             super(options);
 642             let self = this;
 643             var element = $("#html-view");
 644             var button = $('<button class="edit-button active-block-button">Edytuj</button>');
 645             var uwagaButton = $('<button class="uwaga-button active-block-button">Uwaga</button>');
 646
 647             if (!CurrentDocument.readonly) {
 648
 649                 $('#html-view').bind('mousemove', function(event){
 650                     var editable = $(event.target).closest('*[x-editable]');
 651                     $('.active', element).not(editable).removeClass('active').children('.active-block-button').remove();
 652
 653                     if (!editable.hasClass('active')) {
 654                         editable.addClass('active').append(button);
 655                         if (!editable.is('[x-edit-attribute]') &&
 656                             !editable.is('.annotation-inline-box') &&
 657                             !editable.is('[x-edit-no-format]')
 658                            ) {
 659                             editable.append(uwagaButton);
 660                         }
 661                     }
 662                     if (editable.is('.annotation-inline-box')) {
 663                         $('*[x-annotation-box]', editable).css({
 664                         }).show();
 665                     }
 666                     if (editable.is('.reference-inline-box')) {
 667                         let preview = $('*[x-preview]', editable);
 668                         preview.show();
 669                         let link = $("a", preview);
 670                         let href = link.attr('href');
 671                         if (link.attr('title') == '?' && href.startsWith('https://www.wikidata.org/wiki/')) {
 672                             link.attr('title', '…');
 673                             let qid = href.split('/').reverse()[0];
 674                             $.ajax({
 675                                 url: 'https://www.wikidata.org/w/rest.php/wikibase/v1/entities/items/' + qid + '?_fields=labels',
 676                                 dataType: "json",
 677                                 success: function(data) {
 678                                     link.attr(
 679                                         'title',
 680                                         data['labels']['pl'] || data['labels']['en']
 681                                     );
 682                                 },
 683                             });
 684                         }
 685                     }
 686                 });
 687
 688                 self.caret = new Caret(element);
 689
 690                 $('#insert-reference-button').click(function(){
 691                     self.flush();
 692                     self.addReference();
 693                     return false;
 694                 });
 695
 696                 $('#insert-annotation-button').click(function(){
 697                     self.flush();
 698                     addAnnotation();
 699                     return false;
 700                 });
 701
 702                 $('#insert-theme-button').click(function(){
 703                     self.flush();
 704                     addTheme();
 705                     return false;
 706                 });
 707
 708                 $(".insert-inline-tag").click(function() {
 709                     self.flush();
 710                     self.insertInlineTag($(this).attr('data-tag'));
 711                     return false;
 712                 });
 713
 714                 $(".insert-char").click(function() {
 715                     self.flush();
 716                     addSymbol(caret=self.caret);
 717                     return false;
 718                 });
 719
 720                 $(document).on('click', '.edit-button', function(event){
 721                     self.flush();
 722                     event.preventDefault();
 723                     openForEdit($(this).parent());
 724                 });
 725
 726                 $(document).on('click', '.uwaga-button', function(event){
 727                     self.flush();
 728                     event.preventDefault();
 729                     createUwagaBefore($(this).parent());
 730                 });
 731             }
 732
 733             $(document).on('click', '[x-node="motyw"]', function(){
 734                 selectTheme($(this).attr('theme-class'));
 735             });
 736
 737             element.on('click', '.annotation', function(event) {
 738                 self.flush();
 739                 event.preventDefault();
 740                 event.redakcja_caret_ignore = true;
 741                 $('[x-annotation-box]', $(this).parent()).toggleClass('editing');
 742                 self.caret.detach();
 743             });
 744         }
 745
 746         onEnter(success, failure) {
 747             super.onEnter();
 748
 749             $.blockUI({
 750                 message: 'Uaktualnianie widoku...'
 751             });
 752
 753             function _finalize(callback){
 754                 $.unblockUI();
 755                 if (callback)
 756                     callback();
 757             }
 758
 759             let self = this;
 760             xml2html({
 761                 xml: this.doc.text,
 762                 base: this.doc.getBase(),
 763                 success: function(element){
 764
 765                     var htmlView = $('#html-view');
 766                     htmlView.html(element);
 767                     self.renumber();
 768                     if ('PropertiesPerspective' in $.wiki.perspectives)
 769                         $.wiki.perspectives.PropertiesPerspective.enable();
 770
 771                     _finalize(success);
 772                 },
 773                 error: function(text, source){
 774                     let err = '<p class="error">Wystąpił błąd:</p><p>'+text+'</p>';
 775                     if (source)
 776                         err += '<pre>'+source.replace(/&/g, '&amp;').replace(/</g, '&lt;')+'</pre>'
 777                     $('#html-view').html(err);
 778                     _finalize(failure);
 779                 }
 780             });
 781         }
 782
 783         flush() {
 784             let self = this;
 785             return new Promise((resolve, reject) => {
 786                 if ($('#html-view .error').length > 0) {
 787                     reject()
 788                 } else {
 789                     //return _finalize(failure);
 790                     html2text({
 791                         element: $('#html-view').get(0),
 792                         stripOuter: true,
 793                         success: (text) => {
 794                             self.doc.setText(text);
 795                             resolve();
 796                         },
 797                         error: (text) => {
 798                             reject(text);
 799                             //$('#source-editor').html('<p>Wystąpił błąd:</p><pre>' + text + '</pre>');
 800                         }
 801                     });
 802                 }
 803             });
 804         }
 805
 806         onExit(success, failure) {
 807             var self = this;
 808
 809             self.caret.detach();
 810
 811             if ('PropertiesPerspective' in $.wiki.perspectives)
 812                 $.wiki.perspectives.PropertiesPerspective.disable();
 813
 814             self.flush().then(() => {
 815                 success && success();
 816             }).catch((e) => {
 817                 // TODO report
 818                 console.log('REJECTED!', e);
 819                 failure && failure();
 820             });
 821         };
 822
 823         insertInlineTag(tag) {
 824             this.caret.detach();
 825             let self = this;
 826
 827             let selection = window.getSelection();
 828             var n = selection.rangeCount;
 829             if (n != 1 || selection.isCollapsed) {
 830                 window.alert("Nie zaznaczono obszaru");
 831                 return false
 832             }
 833             let range = selection.getRangeAt(0);
 834
 835             // Make sure that:
 836             // Both ends are in the same x-node container.
 837             // Both ends are set to text nodes.
 838             // TODO: That the container is a inline-text container.
 839             let commonNode = range.endContainer;
 840
 841             if (commonNode.nodeType == Node.TEXT_NODE) {
 842                 commonNode = commonNode.parentNode;
 843             }
 844             let node = range.startContainer;
 845             if (node.nodeType == Node.TEXT_NODE) {
 846                 node = node.parentNode;
 847             }
 848             if (node != commonNode) {
 849                 window.alert("Zły obszar.");
 850                 return false;
 851             }
 852
 853             let end;
 854             if (range.endContainer.nodeType == Node.TEXT_NODE) {
 855                 end = range.endContainer.splitText(range.endOffset);
 856             } else {
 857                 end = document.createTextNode('');
 858                 let cont = $(range.endContainer).contents();
 859                 if (range.endOffset < cont.length) {
 860                     range.endContainer.insertBefore(end, cont[range.endOffset])
 861                 } else {
 862                     range.endContainer.append(end);
 863                 }
 864             }
 865
 866             let current;
 867             if (range.startContainer.nodeType == Node.TEXT_NODE) {
 868                 current = range.startContainer.splitText(range.startOffset);
 869             } else {
 870                 current = document.createTextNode('');
 871                 let cont = $(range.startContainer).contents();
 872                 if (range.startOffset < cont.length) {
 873                     range.startContainer.insertBefore(current, cont[range.startOffset])
 874                 } else {
 875                     startNode.append(current);
 876                 }
 877             }
 878
 879             // We will construct a HTML element with the range selected.
 880             let div = $("<span x-pass-thru='true'>");
 881             while (current != end) {
 882                 n = current.nextSibling;
 883                 $(current).appendTo(div);
 884                 current = n;
 885             }
 886
 887             html2text({
 888                 element: div[0],
 889                 success: function(d) {
 890                     xml2html({
 891                         xml: d = '<' + tag + '>' + d + '</' + tag + '>',
 892                         success: function(html) {
 893                             // What if no end?
 894                             node.insertBefore($(html)[0], end);
 895                             self.flush();
 896                         }
 897                     });
 898                 },
 899                 error: function(a, b) {
 900                     console.log(a, b);
 901                 }
 902             });
 903         }
 904
 905         insertAtRange(range, elem) {
 906             let self = this;
 907             let $end = $(range.endContainer);
 908             if ($end.attr('id') == 'caret') {
 909                 self.caret.insert(elem);
 910             } else {
 911                 range.insertNode(elem[0]);
 912             }
 913         }
 914
 915         addReference() {
 916             let self = this;
 917             var selection = window.getSelection();
 918             var n = selection.rangeCount;
 919
 920             // TODO: if no selection, take caret position..
 921             if (n == 0) {
 922                 window.alert("Nie zaznaczono żadnego obszaru");
 923                 return false;
 924             }
 925
 926             var range = selection.getRangeAt(n - 1);
 927             if (!verifyTagInsertPoint(range.endContainer)) {
 928                 window.alert("Nie można wstawić w to miejsce referencji.");
 929                 return false;
 930             }
 931
 932             var tag = $('<span></span>');
 933
 934             range.collapse(false);
 935             self.insertAtRange(range, tag);
 936
 937             xml2html({
 938                 xml: '<ref href=""/>',
 939                 success: function(text){
 940                     var t = $(text);
 941                     tag.replaceWith(t);
 942                     openForEdit(t);
 943                 },
 944                 error: function(){
 945                     tag.remove();
 946                     alert('Błąd przy dodawaniu referncji:' + errors);
 947                 }
 948             })
 949         }
 950
 951         renumber() {
 952             let number = 0;
 953             $('#html-view *').each((i, e) => {
 954                 let $e = $(e);
 955                 if ($e.closest('[x-node="abstrakt"]').length) return;
 956                 if ($e.closest('[x-node="nota_red"]').length) return;
 957                 if ($e.closest('[x-annotation-box="true"]').length) return;
 958                 let node = $e.attr('x-node');
 959                 if (node == 'numeracja') {
 960                     number = 0;
 961                 } else if (['werset', 'akap', 'wers'].includes(node)) {
 962                     number ++;
 963                     $e.attr('x-number', number);
 964                 }
 965             })
 966         }
 967     }
 968
 969     $.wiki.VisualPerspective = VisualPerspective;
 970
 971 })(jQuery);