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 == 3) { // Text Node
  22             node = node.parentNode;
  23         }
  24
  25         if (node.nodeType != 1) {
  26             return false;
  27         }
  28
  29         node = $(node);
  30         var xtype = node.attr('x-node');
  31
  32         if (!xtype || (xtype.search(':') >= 0) ||
  33         xtype == 'motyw' ||
  34         xtype == 'begin' ||
  35         xtype == 'end') {
  36             return false;
  37         }
  38
  39         // don't allow themes inside annotations
  40         if (node.closest('[x-node="pe"]').length > 0)
  41             return false;
  42
  43         return true;
  44     }
  45
  46     /* Convert HTML fragment to plaintext */
  47     var ANNOT_FORBIDDEN = ['pt', 'pa', 'pr', 'pe', 'begin', 'end', 'motyw'];
  48
  49     function html2plainText(fragment){
  50         var text = "";
  51
  52         $(fragment.childNodes).each(function(){
  53             if (this.nodeType == 3) // textNode
  54                 text += this.nodeValue;
  55             else {
  56                 if (this.nodeType == 1 &&
  57                         $.inArray($(this).attr('x-node'), ANNOT_FORBIDDEN) == -1) {
  58                     text += html2plainText(this);
  59                 }
  60             };
  61         });
  62
  63         return text;
  64     }
  65
  66
  67     /* Insert annotation using current selection */
  68     function addAnnotation(){
  69         var selection = window.getSelection();
  70         var n = selection.rangeCount;
  71
  72         if (n == 0) {
  73             window.alert("Nie zaznaczono żadnego obszaru");
  74             return false;
  75         }
  76
  77         // for now allow only 1 range
  78         if (n > 1) {
  79             window.alert("Zaznacz jeden obszar");
  80             return false;
  81         }
  82
  83         // remember the selected range
  84         var range = selection.getRangeAt(0);
  85
  86         if (!verifyTagInsertPoint(range.endContainer)) {
  87             window.alert("Nie można wstawić w to miejsce przypisu.");
  88             return false;
  89         }
  90
  91         // BUG #273 - selected text can contain themes, which should be omitted from
  92         // defining term
  93         var text = html2plainText(range.cloneContents());
  94         var tag = $('<span></span>');
  95         range.collapse(false);
  96         range.insertNode(tag[0]);
  97
  98         xml2html({
  99             xml: '<pe><slowo_obce>' + text + '</slowo_obce> --- </pe>',
 100             success: function(text){
 101                 var t = $(text);
 102                 tag.replaceWith(t);
 103                 openForEdit(t);
 104             },
 105             error: function(){
 106                 tag.remove();
 107                 alert('Błąd przy dodawaniu przypisu:' + errors);
 108             }
 109         })
 110     }
 111
 112
 113     function addReference(){
 114         var selection = window.getSelection();
 115         var n = selection.rangeCount;
 116
 117         if (n == 0) {
 118             window.alert("Nie zaznaczono żadnego obszaru");
 119             return false;
 120         }
 121
 122         // for now allow only 1 range
 123         if (n > 1) {
 124             window.alert("Zaznacz jeden obszar");
 125             return false;
 126         }
 127
 128         // remember the selected range
 129         var range = selection.getRangeAt(0);
 130
 131         if (!verifyTagInsertPoint(range.endContainer)) {
 132             window.alert("Nie można wstawić w to miejsce przypisu.");
 133             return false;
 134         }
 135
 136         var tag = $('<span></span>');
 137         range.collapse(false);
 138         range.insertNode(tag[0]);
 139
 140         xml2html({
 141             xml: '<ref href=""/>',
 142             success: function(text){
 143                 var t = $(text);
 144                 tag.replaceWith(t);
 145                 openForEdit(t);
 146             },
 147             error: function(){
 148                 tag.remove();
 149                 alert('Błąd przy dodawaniu referncji:' + errors);
 150             }
 151         })
 152     }
 153
 154
 155
 156
 157     /* Insert theme using current selection */
 158
 159     function addTheme(){
 160         var selection = window.getSelection();
 161         var n = selection.rangeCount;
 162
 163         if (n == 0) {
 164             window.alert("Nie zaznaczono żadnego obszaru");
 165             return false;
 166         }
 167
 168         // for now allow only 1 range
 169         if (n > 1) {
 170             window.alert("Zaznacz jeden obszar.");
 171             return false;
 172         }
 173
 174
 175         // remember the selected range
 176         var range = selection.getRangeAt(0);
 177
 178
 179         if ($(range.startContainer).is('.html-editarea') ||
 180         $(range.endContainer).is('.html-editarea')) {
 181             window.alert("Motywy można oznaczać tylko na tekście nie otwartym do edycji. \n Zamknij edytowany fragment i spróbuj ponownie.");
 182             return false;
 183         }
 184
 185         // verify if the start/end points make even sense -
 186         // they must be inside a x-node (otherwise they will be discarded)
 187         // and the x-node must be a main text
 188         if (!verifyTagInsertPoint(range.startContainer)) {
 189             window.alert("Motyw nie może się zaczynać w tym miejscu.");
 190             return false;
 191         }
 192
 193         if (!verifyTagInsertPoint(range.endContainer)) {
 194             window.alert("Motyw nie może się kończyć w tym miejscu.");
 195             return false;
 196         }
 197
 198         var date = (new Date()).getTime();
 199         var random = Math.floor(4000000000 * Math.random());
 200         var id = ('' + date) + '-' + ('' + random);
 201
 202         var createPoint = function(container, offset) {
 203             var offsetBetweenCommas = function(text, offset) {
 204                 if(text.length < 2 || offset < 1 || offset > text.length)
 205                     return false;
 206                 return text[offset-1] === ',' && text[offset] === ',';
 207             }
 208             var point = document.createRange();
 209             offset = offsetBetweenCommas(container.textContent, offset) ? offset - 1 : offset;
 210             point.setStart(container, offset);
 211             return point;
 212         }
 213
 214         var spoint = createPoint(range.startContainer, range.startOffset);
 215         var epoint = createPoint(range.endContainer, range.endOffset);
 216
 217         var mtag, btag, etag, errors;
 218
 219         // insert theme-ref
 220
 221         xml2html({
 222             xml: '<end id="e' + id + '" />',
 223             success: function(text){
 224                 etag = $('<span></span>');
 225                 epoint.insertNode(etag[0]);
 226                 etag.replaceWith(text);
 227                 xml2html({
 228                     xml: '<motyw id="m' + id + '"></motyw>',
 229                     success: function(text){
 230                         mtag = $('<span></span>');
 231                         spoint.insertNode(mtag[0]);
 232                         mtag.replaceWith(text);
 233                         xml2html({
 234                             xml: '<begin id="b' + id + '" />',
 235                             success: function(text){
 236                                 btag = $('<span></span>');
 237                                 spoint.insertNode(btag[0])
 238                                 btag.replaceWith(text);
 239                                 selection.removeAllRanges();
 240                                 openForEdit($('[x-node="motyw"][theme-class="' + id + '"]'));
 241                             }
 242                         });
 243                     }
 244                 });
 245             }
 246         });
 247     }
 248
 249     function addSymbol(caret) {
 250         let editArea;
 251
 252         if (caret) {
 253             editArea = $("textarea", caret.element)[0];
 254         } else {
 255             editArea = $('div.html-editarea textarea')[0];
 256         }
 257
 258         if(editArea) {
 259             var specialCharsContainer = $("<div id='specialCharsContainer'><a href='#' id='specialCharsClose'>Zamknij</a><table id='tableSpecialChars' style='width: 600px;'></table></div>");
 260
 261             var specialChars = [' ', 'Ą','ą','Ć','ć','Ę','ę','Ł','ł','Ń','ń','Ó','ó','Ś','ś','Ż','ż','Ź','ź','Á','á','À','à',
 262             'Â','â','Ä','ä','Å','å','Ā','ā','Ă','ă','Ã','ã',
 263             'Æ','æ','Ç','ç','Č','č','Ċ','ċ','Ď','ď','É','é','È','è',
 264             'Ê','ê','Ë','ë','Ē','ē','Ě','ě','Ġ','ġ','Ħ','ħ','Í','í','Î','î',
 265             'Ī','ī','Ĭ','ĭ','Ľ','ľ','Ñ','ñ','Ň','ň','Ó','ó','Ö','ö',
 266             'Ô','ô','Ō','ō','Ǒ','ǒ','Œ','œ','Ø','ø','Ř','ř','Š',
 267             'š','Ş','ş','Ť','ť','Ţ','ţ','Ű','ű','Ú','ú','Ù','ù',
 268             'Ü','ü','Ů','ů','Ū','ū','Û','û','Ŭ','ŭ',
 269             'Ý','ý','Ž','ž','ß','Ð','ð','Þ','þ','А','а','Б',
 270             'б','В','в','Г','г','Д','д','Е','е','Ё','ё','Ж',
 271             'ж','З','з','И','и','Й','й','К','к','Л','л','М',
 272             'м','Н','н','О','о','П','п','Р','р','С','с',
 273             'Т','т','У','у','Ф','ф','Х','х','Ц','ц','Ч',
 274             'ч','Ш','ш','Щ','щ','Ъ','ъ','Ы','ы','Ь','ь','Э',
 275             'э','Ю','ю','Я','я','ѓ','є','і','ї','ј','љ','њ',
 276             'Ґ','ґ','Α','α','Β','β','Γ','γ','Δ','δ','Ε','ε',
 277             'Ζ','ζ','Η','η','Θ','θ','Ι','ι','Κ','κ','Λ','λ','Μ',
 278             'μ','Ν','ν','Ξ','ξ','Ο','ο','Π','π','Ρ','ρ','Σ','ς','σ',
 279             'Τ','τ','Υ','υ','Φ','φ','Χ','χ','Ψ','ψ','Ω','ω','–',
 280             '—','¡','¿','$','¢','£','€','©','®','°','¹','²','³',
 281             '¼','½','¾','†','§','‰','•','←','↑','→','↓',
 282             '„','”','„”','«','»','«»','»«','’','[',']','~','|','−','·',
 283             '×','÷','≈','≠','±','≤','≥','∈'];
 284             var tableContent = "<tr>";
 285
 286             for(var i in specialChars) {
 287                 if(i % 14 == 0 && i > 0) {
 288                     tableContent += "</tr><tr>";
 289                 }
 290                 tableContent += "<td><input type='button' class='specialBtn' value='"+specialChars[i]+"'/></td>";
 291             }
 292
 293             tableContent += "</tr>";
 294             $("body").append(specialCharsContainer);
 295
 296
 297              // localStorage for recently used characters - reading
 298              if (typeof(localStorage) != 'undefined') {
 299                  if (localStorage.getItem("recentSymbols")) {
 300                      var recent = localStorage.getItem("recentSymbols");
 301                      var recentArray = recent.split(";");
 302                      var recentRow = "";
 303                      for(var i in recentArray.reverse()) {
 304                         recentRow += "<td><input type='button' class='specialBtn recentSymbol' value='"+recentArray[i]+"'/></td>";
 305                      }
 306                      recentRow = "<tr>" + recentRow + "</tr>";
 307                  }
 308              }
 309             $("#tableSpecialChars").append(recentRow);
 310             $("#tableSpecialChars").append(tableContent);
 311
 312             /* events */
 313
 314             $('.specialBtn').click(function(){
 315                 var insertVal = $(this).val();
 316
 317                 // if we want to surround text with quotes
 318                 // not sure if just check if value has length == 2
 319
 320                 if (caret) {
 321                     caret.insertChar(insertVal);
 322                     caret.focus();
 323                 } else {
 324                     if (insertVal.length == 2) {
 325                         var startTag = insertVal[0];
 326                         var endTag = insertVal[1];
 327                         var textAreaOpened = editArea;
 328                         //IE support
 329                         if (document.selection) {
 330                             textAreaOpened.focus();
 331                             sel = document.selection.createRange();
 332                             sel.text = startTag + sel.text + endTag;
 333                         }
 334                         //MOZILLA/NETSCAPE support
 335                         else if (textAreaOpened.selectionStart || textAreaOpened.selectionStart == '0') {
 336                             var startPos = textAreaOpened.selectionStart;
 337                             var endPos = textAreaOpened.selectionEnd;
 338                             textAreaOpened.value = textAreaOpened.value.substring(0, startPos)
 339                                 + startTag + textAreaOpened.value.substring(startPos, endPos) + endTag + textAreaOpened.value.substring(endPos, textAreaOpened.value.length);
 340                         }
 341                     } else {
 342                         insertAtCaret(editArea, insertVal);
 343                     }
 344                 }
 345
 346                 // localStorage for recently used characters - saving
 347                 if (typeof(localStorage) != 'undefined') {
 348                     if (localStorage.getItem("recentSymbols")) {
 349                         var recent = localStorage.getItem("recentSymbols");
 350                         var recentArray = recent.split(";");
 351                         var valIndex = $.inArray(insertVal, recentArray);
 352                         //alert(valIndex);
 353                         if(valIndex == -1) {
 354                             // value not present in array yet
 355                             if(recentArray.length > 13){
 356                                 recentArray.shift();
 357                                 recentArray.push(insertVal);
 358                             } else {
 359                                 recentArray.push(insertVal);
 360                             }
 361                         } else  {
 362                             // value already in the array
 363                             for(var i = valIndex; i < recentArray.length; i++){
 364                                 recentArray[i] = recentArray[i+1];
 365                             }
 366                             recentArray[recentArray.length-1] = insertVal;
 367                         }
 368                         localStorage.setItem("recentSymbols", recentArray.join(";"));
 369                     } else {
 370                         localStorage.setItem("recentSymbols", insertVal);
 371                     }
 372                 }
 373                 $(specialCharsContainer).remove();
 374             });
 375             $('#specialCharsClose').click(function(){
 376                 $(specialCharsContainer).remove();
 377             });
 378
 379         } else {
 380             window.alert('Najedź na fragment tekstu, wybierz "Edytuj" i ustaw kursor na miejscu gdzie chcesz wstawić symbol.');
 381         }
 382     }
 383
 384     function insertAtCaret(txtarea,text) {
 385         /* http://www.scottklarr.com/topic/425/how-to-insert-text-into-a-textarea-where-the-cursor-is/ */
 386         var scrollPos = txtarea.scrollTop;
 387         var strPos = 0;
 388         var backStart = 0;
 389         var br = ((txtarea.selectionStart || txtarea.selectionStart == '0') ? "ff" : (document.selection ? "ie" : false ) );
 390         if (br == "ie") {
 391             txtarea.focus();
 392             var range = document.selection.createRange();
 393             range.moveStart ('character', -txtarea.value.length);
 394             strPos = backStart = range.text.length;
 395         } else if (br == "ff") {
 396             strPos = txtarea.selectionStart;
 397             backStart = txtarea.selectionEnd;
 398         }
 399         var front = (txtarea.value).substring(0,strPos);
 400         var back = (txtarea.value).substring(backStart,txtarea.value.length);
 401         txtarea.value=front+text+back;
 402         strPos = strPos + text.length;
 403         if (br == "ie") {
 404             txtarea.focus();
 405             var range = document.selection.createRange();
 406             range.moveStart ('character', -txtarea.value.length);
 407             range.moveStart ('character', strPos);
 408             range.moveEnd ('character', 0);
 409             range.select();
 410         } else if (br == "ff") {
 411             txtarea.selectionStart = strPos;
 412             txtarea.selectionEnd = strPos;
 413             txtarea.focus();
 414         }
 415         txtarea.scrollTop = scrollPos;
 416     }
 417
 418     /* open edition window for selected fragment */
 419     function openForEdit($origin){
 420         var $box = null
 421
 422         // annotations overlay their sub box - not their own box //
 423         if ($origin.is(".annotation-inline-box")) {
 424             $box = $("*[x-annotation-box]", $origin);
 425         }
 426         else {
 427             $box = $origin;
 428         }
 429         var x = $box[0].offsetLeft;
 430         var y = $box[0].offsetTop;
 431
 432         var w = $box.outerWidth();
 433         var h = $box.innerHeight();
 434
 435         if ($origin.is(".annotation-inline-box")) {
 436             w = Math.max(w, 400);
 437             h = Math.max(h, 60);
 438             if($('.htmlview div').offset().left + $('.htmlview div').width() > ($('.vsplitbar').offset().left - 480)){
 439                 x = -(Math.max($origin.offset().left, $origin.width()));
 440             } else {
 441                 x = 100;
 442             }
 443         }
 444         if ($origin.is('.reference-inline-box')) {
 445             w = 400;
 446             h = 32;
 447             y -= 32;
 448             x = Math.min(
 449                 x,
 450                 $('.htmlview div').offset().left + $('.htmlview div').width() - 400
 451             );
 452         }
 453
 454         // start edition on this node
 455         var $overlay = $('<div class="html-editarea"><button class="accept-button">Zapisz</button><button class="delete-button">Usuń</button><button class="tytul-button akap-edit-button">tytuł dzieła</button><button class="wyroznienie-button akap-edit-button">wyróżnienie</button><button class="slowo-button akap-edit-button">słowo obce</button><button class="znak-button akap-edit-button">znak spec.</button><textarea></textarea></div>').css({
 456             position: 'absolute',
 457             height: h,
 458             left: x,
 459             top: y,
 460             width: w
 461         }).appendTo($box[0].offsetParent || $box.parent()).show();
 462
 463
 464         if ($origin.is('*[x-edit-no-format]')) {
 465             $('.akap-edit-button').remove();
 466         }
 467
 468         if ($origin.is('[x-node="motyw"]')) {
 469             $.themes.autocomplete($('textarea', $overlay));
 470         }
 471
 472         if ($origin.is('[x-node="motyw"]')){
 473             $('.delete-button', $overlay).click(function(){
 474                 if (window.confirm("Czy jesteś pewien, że chcesz usunąć ten motyw?")) {
 475                     $('[theme-class="' + $origin.attr('theme-class') + '"]').remove();
 476                     $overlay.remove();
 477                     $(document).unbind('click.blur-overlay');
 478                     return false;
 479                 };
 480             });
 481         }
 482         else if($box.is('*[x-annotation-box]') || $origin.is('*[x-edit-attribute]')) {
 483             $('.delete-button', $overlay).click(function(){
 484                 if (window.confirm("Czy jesteś pewien, że chcesz usunąć ten przypis?")) {
 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("data-wlf-" + $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                 $('textarea', $overlay).val($.trim(text));
 519
 520                 setTimeout(function(){
 521                     $('textarea', $overlay).elastic().focus();
 522                 }, 50);
 523
 524                 function save(argument){
 525                     var nodeName = $box.attr('x-node') || 'pe';
 526                     var insertedText = $('textarea', $overlay).val();
 527
 528                     if ($origin.is('[x-node="motyw"]')) {
 529                         insertedText = insertedText.replace(/,\s*$/, '');
 530                     }
 531
 532                     if($box.attr("x-edit-attribute")) {
 533                         xml = '<' + nodeName + ' ' + $box.attr("x-edit-attribute") + '="' + insertedText + '"/>';
 534                     } else {
 535                         xml = '<' + nodeName + '>' + insertedText + '</' + nodeName + '>';
 536                     }
 537
 538
 539                     xml2html({
 540                         xml: xml,
 541                         success: function(element){
 542                             if (nodeName == 'out-of-flow-text') {
 543                                 $(element).children().insertAfter($origin);
 544                                 $origin.remove()
 545                             }
 546                             else if ($box.attr('x-edit-attribute')) {
 547                                 $(element).insertAfter($origin);
 548                                 $origin.remove();
 549                             }
 550                             else {
 551                                 $origin.html($(element).html());
 552                             }
 553                             $overlay.remove();
 554                         },
 555                         error: function(text){
 556                             alert('Błąd! ' + text);
 557                         }
 558                     })
 559
 560                     var msg = $("<div class='saveNotify'><p>Pamiętaj, żeby zapisać swoje zmiany.</p></div>");
 561                     $("#base").prepend(msg);
 562                     $('#base .saveNotify').fadeOut(3000, function(){
 563                         $(this).remove();
 564                     });
 565                 }
 566
 567                 $('.akap-edit-button', $overlay).click(function(){
 568                         var textAreaOpened = $('textarea', $overlay)[0];
 569                         var startTag = "";
 570                         var endTag = "";
 571                         var buttonName = this.innerHTML;
 572
 573                         if(buttonName == "słowo obce") {
 574                                 startTag = "<slowo_obce>";
 575                                 endTag = "</slowo_obce>";
 576                         } else if (buttonName == "wyróżnienie") {
 577                                 startTag = "<wyroznienie>";
 578                                 endTag = "</wyroznienie>";
 579                         } else if (buttonName == "tytuł dzieła") {
 580                                 startTag = "<tytul_dziela>";
 581                                 endTag = "</tytul_dziela>";
 582                         } else if(buttonName == "znak spec."){
 583                             addSymbol();
 584                             return false;
 585                         }
 586
 587                         var myField = textAreaOpened;
 588
 589                         //IE support
 590                         if (document.selection) {
 591                             textAreaOpened.focus();
 592                             sel = document.selection.createRange();
 593                             sel.text = startTag + sel.text + endTag;
 594                         }
 595                         //MOZILLA/NETSCAPE support
 596                         else if (textAreaOpened.selectionStart || textAreaOpened.selectionStart == '0') {
 597                             var startPos = textAreaOpened.selectionStart;
 598                             var endPos = textAreaOpened.selectionEnd;
 599                             textAreaOpened.value = textAreaOpened.value.substring(0, startPos)
 600                                   + startTag + textAreaOpened.value.substring(startPos, endPos) + endTag + textAreaOpened.value.substring(endPos, textAreaOpened.value.length);
 601                         }
 602                 });
 603
 604                 $('.accept-button', $overlay).click(function(){
 605                     save();
 606                     $(document).unbind('click.blur-overlay');
 607                 });
 608
 609                 $(document).bind('click.blur-overlay', function(event){
 610                     if ($(event.target).closest('.html-editarea, #specialCharsContainer').length > 0) {
 611                         return;
 612                     }
 613                     save();
 614                     $(document).unbind('click.blur-overlay');
 615                 });
 616
 617             },
 618             error: function(text){
 619                 alert('Błąd! ' + text);
 620             }
 621         });
 622     }
 623
 624
 625     function VisualPerspective(options){
 626         perspective = this;
 627
 628         var old_callback = options.callback;
 629
 630         options.callback = function(){
 631             var element = $("#html-view");
 632             var button = $('<button class="edit-button">Edytuj</button>');
 633
 634             if (!CurrentDocument.readonly) {
 635
 636                 $('#html-view').bind('mousemove', function(event){
 637                     var editable = $(event.target).closest('*[x-editable]');
 638                     $('.active', element).not(editable).removeClass('active').children('.edit-button').remove();
 639
 640                     if (!editable.hasClass('active')) {
 641                         editable.addClass('active').append(button);
 642                     }
 643                     if (editable.is('.annotation-inline-box')) {
 644                         $('*[x-annotation-box]', editable).css({
 645 //                            left: event.clientX - editable.offset().left + 5,
 646 //                            top: event.clientY - editable.offset().top + 5
 647                         }).show();
 648                     }
 649                     else {
 650 //                        $('*[x-annotation-box]').hide();
 651                     }
 652                 });
 653
 654                 perspective.caret = new Caret(element);
 655
 656                 $('#insert-reference-button').click(function(){
 657                     addReference();
 658                     return false;
 659                 });
 660
 661                 $('#insert-annotation-button').click(function(){
 662                     addAnnotation();
 663                     return false;
 664                 });
 665
 666                 $('#insert-theme-button').click(function(){
 667                     addTheme();
 668                     return false;
 669                 });
 670
 671
 672                 $(".insert-inline-tag").click(function() {
 673                     perspective.insertInlineTag($(this).attr('data-tag'));
 674                     return false;
 675                 });
 676
 677                 $(".insert-char").click(function() {
 678                     console.log('perspective', perspective);
 679                     addSymbol(caret=perspective.caret);
 680                     return false;
 681                 });
 682
 683                 $(document).on('click', '.edit-button', function(event){
 684                     event.preventDefault();
 685                     openForEdit($(this).parent());
 686                 });
 687
 688             }
 689
 690             $(document).on('click', '[x-node="motyw"]', function(){
 691                 selectTheme($(this).attr('theme-class'));
 692             });
 693
 694             element.on('click', '.annotation', function(event) {
 695                 event.preventDefault();
 696                 $('[x-annotation-box]', $(this).parent()).toggleClass('editing');
 697
 698             });
 699
 700             old_callback.call(this);
 701         };
 702
 703         $.wiki.Perspective.call(this, options);
 704     };
 705
 706     VisualPerspective.prototype = new $.wiki.Perspective();
 707
 708     VisualPerspective.prototype.onEnter = function(success, failure){
 709         $.wiki.Perspective.prototype.onEnter.call(this);
 710
 711         $.blockUI({
 712             message: 'Uaktualnianie widoku...'
 713         });
 714
 715         function _finalize(callback){
 716             $.unblockUI();
 717             if (callback)
 718                 callback();
 719         }
 720
 721         perspective = this;
 722         xml2html({
 723             xml: this.doc.text,
 724             base: this.doc.getBase(),
 725             success: function(element){
 726
 727                 var htmlView = $('#html-view');
 728                 htmlView.html(element);
 729
 730                 htmlView.find('*[x-node]').dblclick(function(e) {
 731                     if($(e.target).is('textarea'))
 732                         return;
 733                     var selection = window.getSelection();
 734                     selection.collapseToStart();
 735                     selection.modify('extend', 'forward', 'word');
 736                     e.stopPropagation();
 737                 });
 738                 _finalize(success);
 739             },
 740             error: function(text, source){
 741                 err = '<p class="error">Wystąpił błąd:</p><p>'+text+'</p>';
 742                 if (source)
 743                     err += '<pre>'+source.replace(/&/g, '&amp;').replace(/</g, '&lt;')+'</pre>'
 744                 $('#html-view').html(err);
 745                 _finalize(failure);
 746             }
 747         });
 748     };
 749
 750     VisualPerspective.prototype.onExit = function(success, failure){
 751         var self = this;
 752
 753         self.caret.detach();
 754
 755         $.blockUI({
 756             message: 'Zapisywanie widoku...'
 757         });
 758
 759         function _finalize(callback){
 760             $.unblockUI();
 761             if (callback)
 762                 callback();
 763         }
 764
 765         if ($('#html-view .error').length > 0)
 766             return _finalize(failure);
 767
 768         html2text({
 769             element: $('#html-view').get(0),
 770             stripOuter: true,
 771             success: function(text){
 772                 self.doc.setText(text);
 773                 _finalize(success);
 774             },
 775             error: function(text){
 776                 $('#source-editor').html('<p>Wystąpił błąd:</p><pre>' + text + '</pre>');
 777                 _finalize(failure);
 778             }
 779         });
 780     };
 781
 782     VisualPerspective.prototype.insertInlineTag = function(tag) {
 783         this.caret.detach();
 784
 785         let selection = window.getSelection();
 786         var n = selection.rangeCount;
 787         if (n != 1) {
 788             window.alert("Nie zaznaczono obszaru");
 789             return false
 790         }
 791         let range = selection.getRangeAt(0);
 792
 793         // Make sure that:
 794         // Both ends are in the same x-node container.
 795         // TODO: That the container is a inline-text container.
 796         let node = range.startContainer;
 797         if (node.nodeType == node.TEXT_NODE) {
 798             node = node.parentNode;
 799         }
 800         let endNode = range.endContainer;
 801         if (endNode.nodeType == endNode.TEXT_NODE) {
 802             endNode = endNode.parentNode;
 803         }
 804         if (node != endNode) {
 805             window.alert("Zły obszar.");
 806             return false;
 807         }
 808
 809         // We will construct a HTML element with the range selected.
 810         let div = $("<span x-pass-thru='true'>");
 811
 812         contents = $(node).contents();
 813         let startChildIndex = node == range.startContainer ? 0 : contents.index(range.startContainer);
 814         let endChildIndex = contents.index(range.endContainer);
 815
 816         current = range.startContainer;
 817         if (current.nodeType == current.TEXT_NODE) {
 818             current = current.splitText(range.startOffset);
 819         }
 820         while (current != range.endContainer) {
 821             n = current.nextSibling;
 822             $(current).appendTo(div);
 823             current = n;
 824         }
 825         if (current.nodeType == current.TEXT_NODE) {
 826             end = current.splitText(range.endOffset);
 827         }
 828         $(current).appendTo(div);
 829
 830         html2text({
 831             element: div[0],
 832             success: function(d) {
 833                 xml2html({
 834                     xml: d = '<' + tag + '>' + d + '</' + tag + '>',
 835                     success: function(html) {
 836                         // What if no end?
 837                         node.insertBefore($(html)[0], end);
 838                     }
 839                 });
 840             },
 841             error: function(a, b) {
 842                 console.log(a, b);
 843             }
 844         });
 845     };
 846
 847     $.wiki.VisualPerspective = VisualPerspective;
 848
 849 })(jQuery);