jquery.tagget.js

   1 /**
   2  * tagget: The Simple HTML Editor (jQuery Plugin)
   3  *
   4  * http://tagget.org/
   5  *
   6  * Licensed under the MIT license.
   7  * Copyright (c) 2009 tagget.org
   8  *
   9  * version 0.1.1
  10  */
  11 (function($) {
  12
  13     /* ---------- ---------- ---------- ---------- ---------- ---------- ---------- ---------- */
  14
  15         /**
  16          *
  17          * 入力補完候補を保持、取得するオブジェクト
  18          *
  19          */
  20         var Suggester = {
  21
  22                 keywords: {
  23
  24                         html: (function() {
  25
  26                                 // <head>内の要素
  27                                 var header = [
  28                                         '<?xml version="1.0" encoding="#{c}"?>\n',
  29                                         '<!DOCTYPE HTML PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">\n',
  30                                         '<!DOCTYPE HTML PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">\n',
  31                                         '<!DOCTYPE HTML PUBLIC "-//W3C//DTD XHTML 1.0 Frameset//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-frameset.dtd">\n',
  32                                         '<!DOCTYPE html>',
  33                                         '<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="ja" lang="ja">\n',
  34                                         '<link rel="stylesheet" type="text/css" href="#{c}" />\n',
  35                                         '<script type="text/javascript" src="#{c}"></script>\n',
  36                                         '<script type="text/javascript">\n#{c}\n</script>\n',
  37                                         '<style type="text/css">\n#{c}\n</style>\n',
  38
  39                                         '<meta http-equiv="Content-Type" content="text/html; charset=#{c}" />\n',
  40                                         '<meta http-equiv="Content-Style-Type" content="text/css" />\n',
  41                                         '<meta http-equiv="Content-Script-Type" content="text/javascript" />\n',
  42                                         '<meta name="ROBOTS" content="#{c}" />\n',
  43                                         '<meta name="description" content="#{c}" />\n',
  44                                         '<meta name="keywords" content="#{c}" />\n',
  45
  46                                         '<head>#{c}</head>\n',
  47                                         '<title>#{c}</title>\n',
  48                                         '<body>#{c}</body>\n',
  49
  50                                         '<link rel="alternate" type="application/atom+xml" title="#{c}" href="" />\n',
  51                                         '<link rel="alternate" type="application/rss+xml" title="#{c}" href="" />\n',
  52                                         '<link rel="EditURI" type="application/rsd+xml" title="#{c}" href="" />\n'
  53                                 ];
  54
  55                                 // <body>内の要素
  56                                 var body = [
  57                                         '<a>#{c}</a>',
  58                                         '<address>#{c}</address>',
  59                                         '<![CDATA[ #{c} ]]>',
  60                                         '<img src="#{c}" />',
  61                                         '<br />',
  62                                         '<div>#{c}</div>\n',
  63                                         '<span>#{c}</span>',
  64                                         '<p>#{c}</p>\n',
  65
  66                                         '<h1>#{c}</h1>\n',
  67                                         '<h2>#{c}</h2>\n',
  68                                         '<h3>#{c}</h3>\n',
  69                                         '<h4>#{c}</h4>\n',
  70                                         '<h5>#{c}</h5>\n',
  71                                         '<h6>#{c}</h6>\n',
  72
  73                                         '<ul>\n<li>#{c}</li>\n</ul>\n',
  74                                         '<ol>\n<li>#{c}</li>\n</ol>\n',
  75                                         '<li>#{c}</li>\n',
  76                                         '<dl>\n<dt>#{c}</dt>\n<dd></dd>\n</dl>\n',
  77                                         '<dt>#{c}</dt>\n',
  78                                         '<dt>#{c}</dd>\n',
  79
  80                                         '<table>\n#{c}\n</table>\n',
  81                                         '<tr>#{c}</tr>',
  82                                         '<th>#{c}</th>',
  83                                         '<td>#{c}</td>',
  84
  85                                         '<strong>#{c}</strong>',
  86                                         '<em>#{c}</em>',
  87
  88                                         '<form>\n#{c}\n</form>',
  89                                         '<fieldset>#{c}</fieldset>',
  90                                         '<input type="#{c}" />',
  91
  92                                         '<!--',
  93                                         '-->',
  94                                         '<!-- #{c} -->'
  95                                 ];
  96
  97                                 // 属性
  98                                 var attributes = [
  99                                         'href="#{c}"',
 100                                         'src="#{c}"',
 101                                         'cols="#{c}"',
 102                                         'rows="#{c}"',
 103                                         'id="#{c}"',
 104                                         'class="#{c}"',
 105                                         'style="#{c}"',
 106
 107                                         'colspan="#{c}"',
 108                                         'rowspan="#{c}"',
 109                                         'border="#{c}"',
 110
 111                                         'onload="#{c}"',
 112                                         'onclick="#{c}"',
 113                                         'onmouseover="#{c}"',
 114                                         'onmouseout="#{c}"',
 115                                         'ondblclick="#{c}"',
 116                                         'onsubmit="#{c}"',
 117
 118                                         'type="#{c}"',
 119                                         'value="#{c}"',
 120                                         'name="#{c}"',
 121                                         'action="#{c}"',
 122
 123                                         'xml:lang="#{c}"',
 124                                         'lang="#{c}',
 125                                         'xmlns="#{c}"'
 126                                 ];
 127
 128                                 // 属性値
 129                                 var values = [
 130                                         'UTF-8',
 131                                         'EUC-JP',
 132                                         'Shift-JIS',
 133                                         'text',
 134                                         'button',
 135                                         'submit',
 136                                         'reset',
 137                                         'ja',
 138                                         'http://www.w3.org/1999/xhtml'
 139                                 ];
 140
 141                                 return header.concat(body, attributes, values);
 142
 143                         })(),
 144
 145                         js: (function() {
 146
 147                                 var objs = [
 148                                         'function() { #{c} }',
 149                                         'if (#{c}) { }'
 150                                 ];
 151
 152                                 var libs = [
 153                                         'click(#{c});',
 154                                         'html(#{c});'
 155                                 ];
 156
 157                                 return objs.concat(libs);
 158
 159                         })(),
 160
 161                         css: (function() {
 162
 163                                 var props = [
 164                                         'margin: ',
 165                                         'margin-right: ',
 166                                         'margin-left: ',
 167                                         'margin-top: ',
 168                                         'margin-bottom: ',
 169
 170                                         'padding: ',
 171                                         'padding-right: ',
 172                                         'padding-left: ',
 173                                         'padding-top: ',
 174                                         'padding-bottom: ',
 175
 176                                         'border: ',
 177                                         'border-right: ',
 178                                         'border-left: ',
 179                                         'border-top: ',
 180                                         'border-bottom: ',
 181
 182                                         'background: ',
 183                                         'background-color: ',
 184                                         'background-repeat: ',
 185
 186                                         'float: ',
 187                                         'clear: '
 188                                 ];
 189
 190                                 var values = [
 191                                         'auto',
 192                                         'center',
 193                                         'right',
 194                                         'left',
 195                                         'both'
 196                                 ];
 197
 198                                 return props.concat(values);
 199
 200                         })()
 201
 202
 203                 }, // keywords
 204
 205
 206                 /**
 207                  * キーワードを追加
 208                  * keywordsと同じ形式で渡す。
 209                  */
 210                 add: function(newwords) {
 211
 212                         for(var type in newwords) {
 213
 214                                 if (this.keywords[type]) {
 215                                         this.keywords[type].concat(newwords[type]);
 216                                 } else {
 217                                         this.keywords[type] = newwords[type];
 218                                 }
 219
 220                         }
 221
 222                 }, //add
 223
 224                 /**
 225                  * 補完候補を取得
 226                  */
 227                 get: function(t, s) {
 228
 229                         if (!t || !s || !t.value) {
 230                                 return false;
 231                         }
 232
 233                         var matches = {
 234                                 view: [],
 235                                 insert: []
 236                         };
 237
 238                         var words = [];
 239
 240                         // 入力内容で補完
 241                         if (Wrapper.checkIntelli(t)) {
 242
 243                                 // 変数名とかを抽出
 244                                 // 記号じゃない連続文字列
 245                                 var a = t.value.match(/[^<>\s　'"#\=:;{}\(\)!?,*]{2,}/g) || [];
 246
 247                                 // 重複削除
 248                                 var temp = [];
 249                                 for (var i = 0; i < a.length; i++) {
 250
 251                                         var v = a[i];
 252
 253                                         if (!(v in temp)) {
 254                                                 words.push(v);
 255                                                 temp[v] = true;
 256                                         }
 257
 258                                 }
 259
 260                         }
 261
 262                         for(var key in this.keywords) {
 263                                 if (Wrapper.checkType(t, key)) {
 264                                         words = words.concat(this.keywords[key]);
 265                                 }
 266                         }
 267
 268                         for(var i = 0; i < words.length; i++) {
 269
 270                                 if (words[i] != s && words[i].indexOf(s) == 0) {
 271                                         matches.view.push(words[i].replace(/#\{c\}/g, ''));
 272                                         // 既に入力されている部分を除いて挿入
 273                                         matches.insert.push(words[i].slice(s.length));
 274                                 }
 275                         }
 276
 277                         return (matches.view.length != 0) ? matches : false;
 278
 279                 }
 280
 281         };
 282
 283     /* ---------- ---------- ---------- ---------- ---------- ---------- ---------- ---------- */
 284         /**
 285          * taggetに必要なHTMLを生成・操作する
 286          */
 287         Wrapper = {
 288
 289                 // ツールバーを表示するか
 290                 isToolbar: true,
 291
 292                 // wrap処理
 293                 // textarea周囲にHTMLを追加する
 294                 wrap: function(t) {
 295
 296                         if ($(t).parents().is('.tagget_wrapper')) {
 297                                 this.relate(t);
 298                                 return true;
 299                         }
 300
 301                         // 全体の枠を作ってその参照を取得
 302                         // wrapの戻り値はwrapされた要素なので、parentsでwrapした要素を取得
 303                         var wrapper = $(t).wrap('<div class="tagget_wrapper"><p class="tagget_main"></p></div>')
 304                                 .parents('div.tagget_wrapper');
 305
 306                         // 必要に応じてツールバーを追加
 307                         if (this.isToolbar) {
 308                                 var toolbar =
 309                                         wrapper.prepend(('<div class="tagget_toolbar"></div>')).children('div.tagget_toolbar');
 310
 311                                 // 選択範囲変換
 312                                 toolbar.append(
 313                                         $('<p class="tagget_encode"></p>').append(
 314                                                 $('<select title="選択範囲を変換"></select>')
 315                                                         .append('<option selected="selected" value="">Encode Selection</option>')
 316                                                         .append('<option value="entity">&amp &lt; &gt; → &amp;amp; &amp;lt; &amp;gt;</option>')
 317                                                         .append('<option value="raw">&amp;amp; &amp;lt; &amp;gt; → &amp &lt; &gt;</option>')
 318                                                         .append('<option value="enc">encodeURI()</option>')
 319                                                         .append('<option value="encc">encodeURIComponent()</option>')
 320                                                         .append('<option value="dec">decodeURI()</option>')
 321                                                         .append('<option value="decc">decodeURIComponent()</option>')
 322                                         )
 323                                 );
 324
 325                                 // 置換
 326                                 toolbar.append(
 327                                         $('<p class="tagget_replace"></p>')
 328                                                 .append('<input type="text" value="Before" title="置換前" />')
 329                                                 .append('<img src="img/v_arrow010102.gif" />')
 330                                                 .append('<input type="text" value="After" title="置換後" />')
 331                                                 .append('<input type="button" value="Replace All" title="全て置換" />')
 332                                 );
 333
 334                                 // ファイルタイプ
 335                                 toolbar.append(
 336                                         $('<p class="tagget_type"></p>').append(
 337                                                 $('<select title="選択範囲を変換"></select>')
 338                                                         .append('<option selected="selected" value="html|css|js">HTML,CSS,JS</option>')
 339                                                         .append('<option value="html|css">HTML,CSS</option>')
 340                                                         .append('<option value="html">HTML</option>')
 341                                                         .append('<option value="css">CSS</option>')
 342                                                         .append('<option value="js">JS</option>')
 343                                                         .append('<option value="css|js">CSS,JS</option>')
 344                                                         .append('<option value="html|js">HTML,JS</option>')
 345                                         )
 346                                 );
 347
 348                                 // Cookie
 349                                 toolbar.append(
 350                                         $('<p class="tagget_cookie"></p>')
 351                                                 .append('<input type="checkbox" checked="checked" title="Cookieに下書きを保存" id="tagget_check_cookie" /><label for="tagget_check_cookie" title="Cookieに下書きを保存">Cookie</label>')
 352                                 );
 353
 354                                 // intelligent
 355                                 // 入力内容を使用した補完
 356                                 toolbar.append(
 357                                         $('<p class="tagget_intelli"></p>')
 358                                                 .append('<input type="checkbox" checked="checked" title="入力内容から補完" id="tagget_check_intelli" /><label for="tagget_check_intelli" title="入力内容から補完">intelligent</label>')
 359                                 );
 360
 361                                 // Status
 362                                 // Draft Saved At 1:17とか表示
 363                                 // 行、列を表示（line: , col:）
 364                                 wrapper.append(
 365                                         $('<p class="tagget_status"><span class="tagget_time"></span><span class="tagget_line"></span>&nbsp;</p>')
 366                                 );
 367
 368                                 // jQuery UI CSS Frameworkのclass名を設定
 369                                 toolbar.addClass('ui-helper-clearfix');
 370                                 wrapper.addClass('ui-widget-header ui-corner-all')
 371                                         .children('div, p').addClass('ui-widget-header');
 372
 373                         }
 374
 375                         this.relate(t);
 376
 377                 },
 378
 379                 getToolbar: function(t) {
 380
 381                         return $(t).parents('.tagget_wrapper').children('.tagget_toolbar');
 382
 383                 },
 384
 385                 // wrap要素にeventを設定する。
 386                 // 既にHTMLがあった場合は、こちらだけを行う。
 387                 relate: function(t) {
 388
 389                         var toolbar = this.getToolbar(t);
 390
 391                         // 選択範囲変換
 392                         // onchangeイベント設定
 393                         toolbar.find('.tagget_encode select').change(function() {
 394
 395                                 switch (this.value) {
 396
 397                                         case 'entity':
 398                                                 Cursor.encodeSelection(t, Util.escapeHtml);
 399                                                 break;
 400
 401                                         case 'raw':
 402                                                 Cursor.encodeSelection(t, Util.unescapeHtml);
 403                                                 break;
 404
 405                                         case 'enc':
 406                                                 Cursor.encodeSelection(t, encodeURI);
 407                                                 break;
 408
 409                                         case 'encc':
 410                                                 Cursor.encodeSelection(t, encodeURIComponent);
 411                                                 break;
 412
 413                                         case 'dec':
 414                                                 Cursor.encodeSelection(t, decodeURI);
 415                                                 break;
 416
 417                                         case 'decc':
 418                                                 Cursor.encodeSelection(t, decodeURIComponent);
 419                                                 break;
 420                                 }
 421
 422                                 this.value = '';
 423
 424                         });
 425
 426
 427                         // 置換ボタンクリックで置換
 428                         // 正規表現使用可
 429                         var inputs = toolbar.find('.tagget_replace input');
 430                         inputs.filter('[type=button]').click(function() {
 431
 432                                 var val = t.value;
 433
 434                                 var before = inputs.eq(0).val();
 435                                 var after = inputs.eq(1).val();
 436                                 // フラグはデフォルトでg(Replace All)
 437                                 var flag = 'g';
 438
 439                                 // TODO: 一応動くけどもっとみやすいコードに
 440
 441                                 // /before/gim形式で入力されたらフラグを抽出
 442                                 // それ以外は全体を正規表現として扱う
 443                                 if (before.match(/^\/.+\/([^\/]+)$/)) {
 444
 445                                         // フラグ上書き
 446                                         flag = RegExp.$1;
 447                                         // 行頭の/、/以降の文字（フラグ、スラッシュ連続など形式外の入力）を除去
 448                                         before = before.replace(/^\/|\/[^\/]+?$/g, '');
 449                                 }
 450
 451                                 if (before) {
 452                                         t.value = val.replace(new RegExp(before, flag), after);
 453                                 }
 454
 455                         });
 456
 457
 458                 },
 459
 460                 // textareaからID取得
 461                 getId: function(t) {
 462                         return $(t).attr('class').match(/tagget_([0-9]+)/)[1];
 463                 },
 464
 465                 // Popup表示状態
 466                 isPopup: function(t) {
 467                         var popup = this.getPopup(t);
 468                         return popup.css('display') != 'none';
 469                 },
 470
 471                 // Popup表示設定
 472                 setPopup: function(display) {
 473                         var popup = this.getPopup(t);
 474                         if (display) {
 475                                 popup.show();
 476                         } else {
 477                                 popup.hide();
 478                         }
 479                 },
 480
 481                 checkType: function(t, type) {
 482                         var currentType = $(t).parents('.tagget_wrapper')
 483                                 .find('.tagget_type select').val();
 484                         return (new RegExp(currentType)).test(type);
 485                 },
 486
 487
 488                 checkCookie: function(t) {
 489                         var cookie = $(t).parents('.tagget_wrapper')
 490                                 .find('.tagget_cookie input').attr('checked');
 491                         return cookie;
 492                 },
 493
 494                 // 入力データを利用した補完を行うか
 495                 checkIntelli: function(t) {
 496                         var intelli = $(t).parents('.tagget_wrapper')
 497                                 .find('.tagget_intelli input').attr('checked');
 498                         return intelli;
 499                 },
 500
 501                 // Popup,Dummyを生成
 502                 absolutes: function(t) {
 503
 504                         var body = $(document.body);
 505                         var id = this.getId(t);
 506
 507                         // suggestion用の要素作成
 508                         var popup = $('<ul class="tagget_popup tagget_popup' + id + '"></ul>');
 509                         body.append(popup);
 510
 511                         // Firefox用dummy生成
 512                         // カーソル座標取得に使用
 513                         if (window.getComputedStyle) {
 514
 515                                 var dummy = $('<pre class="tagget_dummy tagget_dummy' + id + '"></pre>');
 516                                 body.append(dummy);
 517
 518                         }
 519
 520                 },
 521
 522                 // Dummyを取得
 523                 getDummy: function(t) {
 524
 525                         var id = this.getId(t);
 526                         var dummy = $('.tagget_dummy' + id);
 527                         return dummy;
 528
 529                 },
 530
 531                 // textareaのstyleをdummyにコピー
 532                 adjust: function(t) {
 533
 534                         var dummy = this.getDummy(t);
 535
 536                         if (window.getComputedStyle) {
 537
 538                                 var org = getComputedStyle(t,'');
 539
 540                                 var props = [
 541                                         'width', 'height',
 542                                         'padding-left', 'padding-right', 'padding-top', 'padding-bottom',
 543                                         'border-left-style', 'border-right-style','border-top-style','border-bottom-style',
 544                                         'border-left-width', 'border-right-width','border-top-width','border-bottom-width',
 545                                         'font-family', 'font-size', 'line-height', 'letter-spacing', 'word-spacing'
 546                                 ];
 547
 548                             for(var i = 0; i < props.length; i++){
 549
 550                                 var capitalized = props[i].replace(/-(.)/g, function(m, m1){
 551                                                 return m1.toUpperCase();
 552                                         });
 553
 554                                 dummy.css(capitalized, org.getPropertyValue(props[i]));
 555
 556                                 }
 557
 558                                 var offset = Util.getOffset(t);
 559
 560                             dummy.css({
 561                                 left: offset.left,
 562                                 top: offset.top
 563                             });
 564
 565                             var $t = $(t);
 566                             dummy.width($t.width())
 567                                 .height($t.height())
 568                                         .scrollLeft($t.scrollLeft())
 569                                 .scrollTop($t.scrollTop());
 570
 571                         }
 572                 },
 573
 574                 // suggestionを表示
 575                 // TODO: 候補数制限 or 高さ設定してスクロール
 576                 showPopup: function(t) {
 577
 578                         var popup = this.getPopup(t);
 579                         var suggests = Suggester.get(t, Cursor.getText(t)[0]);
 580
 581                         if (suggests) {
 582
 583                                 // 変化があった場合のみ再構成
 584                                 if (popup.text() != suggests.view.join('')) {
 585
 586                                         popup.html('');
 587
 588                                         for(var i = 0; i < suggests.view.length; i++) {
 589                                                 var li = $('<li></li>').attr('title', suggests.insert[i])
 590                                                         .append('<a href="#"></a>').text(suggests.view[i])
 591                                                         .hover(function() {
 592                                                                 popup.children('li').removeClass('tagget_current');
 593                                                                 $(this).addClass('tagget_current');
 594                                                         })
 595                                                         .click(function() {
 596                                                                 Cursor.insert(t, Util.unescapeHtml(popup.children('li.tagget_current').attr('title')));
 597                                                                 popup.hide();
 598                                                         });
 599                                                 if (i == 0) {
 600                                                         li.addClass('tagget_current');
 601                                                 }
 602                                                 popup.append(li);
 603                                         }
 604
 605                                 // 変化がなければ属性のみ変更
 606                                 // TODO:入力分の削除をincertに現在の文字渡してやるようにした方がよさそう。
 607                                 } else {
 608
 609                                         popup.children('li').each(function(i) {
 610                                                 $(this).attr('title', suggests.insert[i]);
 611                                         });
 612                                 }
 613
 614                                 var pos = Cursor.getPos(t);
 615
 616                                 popup.css({
 617                                         left: pos.x,
 618                                         top: pos.y
 619                                 });
 620
 621                                 popup.show();
 622
 623                         } else {
 624
 625                                 popup.hide();
 626
 627                         }
 628                 },
 629
 630                 // popupを取得
 631                 getPopup: function(t) {
 632                         var id = this.getId(t);
 633                         var popup = $('.tagget_popup' + id);
 634                         return popup;
 635                 },
 636
 637
 638                 // suggest選択
 639                 // TODO:もっとちゃんと書く
 640                 choice: function(t, d) {
 641
 642                         var popup = this.getPopup(t);
 643                         var lis = popup.children('li');
 644
 645                         if(d == 1) {
 646
 647                                 for(var i = 0; i < lis.length; i++) {
 648
 649                                         var li = lis.eq(i);
 650
 651                                         if(li.hasClass('tagget_current')) {
 652                                                 li.removeClass('tagget_current');
 653                                                 i = (i == 0) ? lis.length - 1 : i - 1;
 654                                                 lis.eq(i).addClass('tagget_current');
 655                                                 break;
 656                                         }
 657
 658                                 }
 659                         } else {
 660
 661                                 for(var i = 0; i < lis.length; i++) {
 662
 663                                         var li = lis.eq(i);
 664
 665                                         if(li.hasClass('tagget_current')) {
 666                                                 li.removeClass('tagget_current');
 667                                                 i = (i == lis.length - 1 ) ? 0 : i + 1;
 668                                                 lis.eq(i).addClass('tagget_current');
 669                                                 break;
 670                                         }
 671
 672                                 }
 673
 674                         }
 675
 676                 },
 677
 678                 // 選択中のsuggestionを取得
 679                 current: function(t) {
 680
 681                         var popup = this.getPopup(t);
 682                         return popup.children('li.tagget_current').attr('title');
 683                 },
 684
 685                 getStatus: function(t) {
 686                         return $(t).parents('.tagget_wrapper').find('.tagget_status');
 687                 },
 688
 689                 setLine: function(t) {
 690
 691                         var status = this.getStatus(t);
 692
 693                         //カーソル前の全文字列
 694                         var s = Cursor.getText(t, /^[\s\S]*$/)[0] || '';
 695
 696                         //現在の行の行頭までの文字列
 697                         //.は改行にはマッチしないので楽
 698                         var thisLine = Cursor.getText(t, /.*$/)[0];
 699
 700                         var lineNum = (s.match(/\n/g) || []).length + 1;
 701                         var cols = thisLine.length;
 702
 703                         status.children('.tagget_line').html('line: ' + lineNum + ' col: ' + cols);
 704
 705                 }
 706
 707
 708         };
 709
 710     /* ---------- ---------- ---------- ---------- ---------- ---------- ---------- ---------- */
 711         /**
 712          * textarea内のテキストを操作
 713          */
 714         Cursor = {
 715
 716                 // カーソル位置の文字を取得
 717                 getText: function(t, r, after) {
 718
 719 //                      if (!r) r = /[^<>\s　'"#\.=;]+?$|<[^<>\n=]*?$/;
 720                         if (!r) {
 721                                 // 補完対象
 722                                 // 変な記号で始まらない文字列
 723                                 // <で始まる文字列（タグ）
 724                                 r = /[^<>\s　'"#\.=;]+?$|<[^<>\s　'"#\.=;]*?$/;
 725                         }
 726
 727                         var start, end;
 728
 729                         // IE
 730                         if (document.selection) {
 731
 732 //                              t.focus(); // focusなしでもいける
 733
 734                                 // 選択範囲を取得
 735                                 var range = document.selection.createRange();
 736
 737                                 // 選択範囲の複製を作成
 738                                 var clone = range.duplicate();
 739
 740                                 // textarea内のテキスト全体を選択
 741                                 // [clone start] text1 [range start] text2 [range end] text3 [clone end]
 742                                 clone.moveToElementText(t);
 743
 744                                 // cloneの選択範囲終点を、rangeの終点にあわせる
 745                                 // [clone start] text1 [range start] text2 [range/clone end] text3
 746                                 clone.setEndPoint('EndToEnd', range);
 747
 748                                 // 選択範囲始点を求める
 749                                 // [clone start] text1 [range start] text2 [range/clone end] text3
 750                                 // --------------------------------------------------------- clone.text.length == end
 751                                 //                     ------------------------------------- range.text.length
 752                                 // -------------------- clone.text.length - range.text.length = start
 753                                 start = clone.text.length - range.text.length;
 754                                 end = clone.text.length;
 755
 756                         }
 757
 758                         // Firefox
 759                     else if ('selectionStart' in t) {
 760
 761                         start = t.selectionStart;
 762                         end = t.selectionEnd;
 763
 764                     }
 765
 766                         var text;
 767
 768                         if (!after) {
 769                                 text = t.value.slice(0, start).match(r);
 770                         } else {
 771                                 text = t.value.slice(end).match(r);
 772                         }
 773
 774                         return text || [];
 775
 776                 },
 777
 778                 // カーソルの座標を取得
 779                 getPos: function(t) {
 780
 781                         var x, y;
 782
 783                         if (document.selection) {
 784
 785                                 var range = document.selection.createRange();
 786                                 x = range.offsetLeft +
 787                                         (document.body.scrollLeft || document.documentElement.scrollLeft) -
 788                                                 document.documentElement.clientLeft;
 789                                 y = range.offsetTop +
 790                                         (document.body.scrollTop || document.documentElement.scrollTop) -
 791                                                 document.documentElement.clientTop;
 792
 793                         } else if (window.getComputedStyle) {
 794
 795                                 var id = Wrapper.getId(t);
 796                                 var dummy = $('.tagget_dummy' + id);
 797
 798                                 var span = dummy.children('span');
 799
 800                                 if(!span.is('span')) {
 801                                         span = $('<span></span>');
 802                                         span.html('|');
 803                                 }
 804
 805                                 dummy.html('');
 806                                 dummy.text(t.value.slice(0, t.selectionEnd));
 807                                 dummy.append(span);
 808
 809                                 var offset = Util.getOffset(span.get(0));
 810
 811                                 x = offset.left - t.scrollLeft;
 812                                 y = offset.top - t.scrollTop;
 813                     }
 814
 815                         return {
 816                                 x: x,
 817                                 y: y
 818                         };
 819                 },
 820
 821                 // textareaのカーソル位置に文字列挿入
 822                 insert: function(t, s) {
 823
 824                         // カーソル移動位置（#{c}）を取得後、削除
 825                         var cursor = s.indexOf('#{c}');
 826                         s = s.replace('#{c}', '');
 827
 828                         // focusしないとIEでbodyに挿入されたりする
 829                         // Firefoxでもボタンで挿入後にfocusが戻らない
 830                         t.focus();
 831
 832                         // for IE
 833                         if (document.selection) {
 834
 835                                 // 選択範囲を取得
 836                                 var range = document.selection.createRange();
 837
 838                                 // 選択中のテキスト引数sで置き換え（現在のカーソル位置にsを挿入）
 839                                 range.text = s;
 840
 841                                 // カーソルがrange.textの最後になるので戻す
 842                                 // #{c}指定がなければ最後のまま
 843                                 var back = s.length - (cursor != -1 ? cursor : s.length);
 844                                 range.move('character', -back);
 845
 846                                 // 現在のカーソル位置を反映する（これやらないと水の泡）
 847                                 range.select();
 848                         }
 849
 850                         // Firefox
 851                         // inかundefinedあたりで判定しないとselectionStartが0の時ミスる
 852                     else if ('selectionStart' in t) {
 853
 854                                 // スクロールバーの位置を保存
 855                                 var top = t.scrollTop;
 856
 857                                 // 選択範囲の開始・終了位置を取得
 858                         var start = t.selectionStart;
 859                         var end = t.selectionEnd;
 860
 861                                 // 開始位置と終了位置の間（現在のカーソル位置）にsを挿入
 862                         t.value = t.value.slice(0, start) + s + t.value.slice(end);
 863
 864                                 // カーソル移動位置に移動させる
 865                                 var index = start + (cursor != -1 ? cursor : s.length);
 866                         t.setSelectionRange(index, index);
 867
 868                                 // 改行がたくさんある場合スクロールバーを下にずらす
 869                                 if (/\n/g.test(s) && s.match(/\n/g).length > 2) {
 870                                         top += parseInt(getComputedStyle(t, '').getPropertyValue('line-height'), 10);
 871                                 }
 872
 873                                 // スクロールバーを戻す
 874                             t.scrollTop = top;
 875                     }
 876
 877                         return this;
 878
 879                 },
 880
 881                 /**
 882                  * 渡された関数で選択範囲を変換
 883                  */
 884                 // TODO:変換後も選択した状態に
 885                 encodeSelection: function(t, func) {
 886
 887                         t.focus();
 888
 889                         // IE
 890                         if (document.selection) {
 891
 892                                 var range = document.selection.createRange();
 893                                 range.text = func(range.text);
 894                                 range.select();
 895
 896                         } else if ('selectionStart' in t) {
 897
 898                                 var top = t.scrollTop;
 899
 900                         var start = t.selectionStart;
 901                         var end = t.selectionEnd;
 902
 903                                 var before = t.value.slice(start, end);
 904                                 var after = func(before);
 905
 906
 907                                 t.value = t.value.slice(0, start) +
 908                                         after + t.value.slice(end);
 909
 910                         t.setSelectionRange(end, end);
 911
 912                             t.scrollTop = top;
 913                     }
 914
 915                 },
 916
 917                 /**
 918                  * 閉じタグ補完
 919                  */
 920                 // カーソル位置より前にある開始タグをさかのぼって見ていく
 921                 // 閉じタグが何もなければ直近のタグを閉じる
 922                 // 閉じタグとマッチしないタグがあれば閉じる
 923                 // カーソル後に閉じタグがあるとかは無視
 924                 // 整形式じゃないのも無視
 925                  closeTag: function(t) {
 926
 927                                 // カーソルより前の開始タグ一覧
 928                                 // <! <? </ 空要素/>は除く
 929                                 // TODO:できれば一文でやりたい
 930                                 var sTags = Cursor.getText(t, /^[\s\S]*$/)[0]
 931                                         .replace(/<[!\?\/][\s\S]*?>/g, '')      // <!?/を除去
 932                                         .replace(/<[^>]*?\/>/g, '')             // 空要素/>を除去
 933                                         .match(/<[^>]+?>/g);                            // タグ抽出
 934                                 var eTags = Cursor.getText(t, /<\/[^?]+?>/g);
 935
 936                                 if (sTags) {
 937
 938                                         var i = sTags.length - 1;
 939
 940                                         for (; i >= 0 && eTags.length > 0; i--) {
 941
 942                                                         // <までとタグ名以降を除去
 943                                                         // >と\s始まり（属性と閉じ括弧）を除去
 944                                                         // TODO:もうちょっと改善すれば改行された要素にも対応できる？
 945                                                         var sTag = sTags[i].replace(/^.*<|[\s>].*/g, '');
 946
 947                                                         var j = 0;
 948                                                         for (; j < eTags.length; j++) {
 949
 950                                                                 var eTag = eTags[j].replace(/^.*<\/|[\s>].*/g, '');
 951
 952                                                                 // マッチしたらその閉じタグを配列から消して除外
 953                                                                 if (sTag == eTag) {
 954                                                                         break;
 955                                                                 }
 956                                                         }
 957
 958                                                         if (j < eTags.length) {
 959                                                                 eTags.splice(j, 1);
 960
 961                                                         // マッチしなかったらその開始タグを閉じる
 962                                                         } else {
 963                                                                 break;
 964                                                         }
 965
 966                                         }
 967
 968                                         // 現在の開始タグを閉じる
 969                                         // 全てマッチしたら何もしない
 970                                         if (i >= 0) {
 971                                                 Cursor.insert(t, '</' + sTags[i].replace(/^.*<|[\s>].*/g, '') + '>');
 972                                         }
 973
 974                                 }
 975
 976                 }
 977
 978         };
 979
 980
 981     /* ---------- ---------- ---------- ---------- ---------- ---------- ---------- ---------- */
 982         /*
 983          * contextに依存しない関数群
 984          */
 985         Util = {
 986
 987                 // &, <, >[, "]を変換
 988                 escapeHtml: function(s, quot) {
 989                         s = s.replace(/&/g, '&amp;')
 990                                 .replace(/</g, '&lt;')
 991                                 .replace(/>/g, '&gt;');
 992
 993                         return !quot ? s : s.replace(/"/g, '&quot;');
 994                 },
 995
 996                 // &amp;, &lt;, &gt;[, &quot;]を戻す
 997                 unescapeHtml:function(s, quot) {
 998
 999                         s = s.replace(/&amp;/g, '&')
1000                                 .replace(/&lt;/g, '<')
1001                                 .replace(/&gt;/g, '>');
1002
1003                         return !quot ? s : s.replace(/&quot;/g, '"');
1004                 },
1005
1006                 // offset(要素の実xy座標)を簡易算出
1007                 getOffset: function(elm) {
1008
1009                         var left, top;
1010
1011                         if (elm.getBoundingClientRect) {
1012
1013                                 var rect = elm.getBoundingClientRect();
1014                                 left = Math.round(scrollX + rect.left);
1015                                 top = Math.round(scrollY + rect.top);
1016
1017                         } else {
1018
1019                                 left = elm.offsetLeft;
1020                                 top  = elm.offsetTop;
1021                                 var offsetParent = elm.offsetParent;
1022
1023                                 while (offsetParent) {
1024                                         left += offsetParent.offsetLeft;
1025                                         top  += offsetParent.offsetTop;
1026                                         offsetParent = offsetParent.offsetParent;
1027                                 }
1028
1029                         }
1030
1031                         return {
1032                                 left: left,
1033                                 top: top
1034                         };
1035
1036                 },
1037
1038                 fillZero: function(s) {
1039                     return ('0' + s).slice(-2);
1040                 },
1041
1042                 now: function() {
1043
1044                                 var date = new Date();
1045                                 var y = date.getFullYear();
1046                                 var m = this.fillZero(date.getMonth() + 1);
1047                                 var d = this.fillZero(date.getDate());
1048                                 var h = this.fillZero(date.getHours());
1049                                 var min = this.fillZero(date.getMinutes());
1050                                 var sec = this.fillZero(date.getSeconds());
1051
1052                                 return y + '/' + m + '/' + d + '/' + ' ' + h + ':' + min + ':' + sec;
1053
1054                 }
1055
1056         };
1057
1058     /* ---------- ---------- ---------- ---------- ---------- ---------- ---------- ---------- */
1059         /**
1060          * Cookieに下書き保存
1061          */
1062         var Cookie = {
1063
1064                 load: function(key) {
1065
1066                         var cookie = $.cookie(key);
1067                         if (cookie) {
1068                                 return cookie;
1069                         }
1070
1071                 },
1072
1073                 zip: function(s) {
1074
1075                 var data = utf16to8(s);
1076                 data = zip_deflate(data);
1077                 data = base64encode(data);
1078                         return data;
1079
1080                 },
1081
1082                 unzip: function(s) {
1083
1084                     var data = base64decode(s);
1085                     data = zip_inflate(data);
1086                     data = utf8to16(data);
1087                         return data;
1088
1089                 },
1090
1091                 save: function(key, val) {
1092
1093                         var size = val.length;
1094
1095                         if(size <= 4000) {
1096                                 $.cookie(key, val, { 'expires': 1 });
1097                         }
1098
1099                 }
1100
1101
1102         };
1103
1104     /* ---------- ---------- ---------- ---------- ---------- ---------- ---------- ---------- */
1105         /**
1106          * textareaのEventに設定する関数群
1107          */
1108         Event = {
1109
1110                 // keyupは発生タイミングが一番少ない
1111                 // 候補表示に使用
1112                 keyup: function(e) {
1113
1114                         var t = this;
1115
1116                         // 十字キー、Enterの時は補完を表示しない
1117                         if(!(37 <= e.which && e.which <= 40) && !(e.which == 13)) {
1118                                 Wrapper.showPopup(t);
1119
1120                         }
1121                         // 左右キーで補完を非表示化
1122                         else if(e.which == 37 || e.which == 39) {
1123                                 Wrapper.getPopup(t).hide();
1124                         }
1125
1126                         Wrapper.setLine(t);
1127                 },
1128
1129                 // 入力内容に応じた処理はdownで
1130                 // press,upだとおかしくなるものもこっちで
1131                 keydown: function(e) {
1132
1133                         var t = this;
1134
1135                         // タブキャンセル
1136                         // keydown以外だとうまくいかない
1137                         if (e.which == 9) {
1138                                 Cursor.insert(t, '\t');
1139                                 return false;
1140                         }
1141
1142                         // Shift+Enterで改行 or <br />入力
1143                         if (e.shiftKey && e.which == 13) {
1144
1145                                 var n = '\n';
1146                                 if (Wrapper.checkType(t, 'html')) {
1147                                         n = '<br />';
1148                                 }
1149                                 Cursor.insert(t, n);
1150
1151                                 // 補完処理終了。
1152                                 // 以下同様で後続処理は行わない
1153                                 return false;
1154                         }
1155
1156                         // Ctrl+Enterで閉じタグ補完
1157                         if (e.ctrlKey && e.which == 13) {
1158
1159                                 if (Wrapper.checkType(t, 'html')) {
1160
1161                                         Cursor.closeTag(t);
1162                                         return false;
1163
1164                                 }
1165
1166                         }
1167
1168                         // 十字キーで候補選択
1169                         // upだとおしっぱにできない、pressだとおかしくなる
1170                         if (Wrapper.isPopup(t)) {
1171
1172
1173                                 switch (e.which) {
1174
1175                                         // right
1176 //                                      case 37:
1177
1178                                         // up
1179                                         case 38:
1180
1181                                                 Wrapper.choice(t, 1);
1182                                                 return false;
1183
1184                                         // left
1185 //                                      case 39:
1186
1187                                         // down
1188                                         case 40:
1189
1190                                                 Wrapper.choice(t, -1);
1191                                                 return false;
1192
1193                                         // Enterで補完
1194                                         case 13:
1195                                                 Cursor.insert(t, Util.unescapeHtml(Wrapper.current(t)));
1196                                                 Wrapper.getPopup(t).hide();
1197
1198                                                 return false;
1199                                 }
1200
1201                         } else {
1202
1203                                 // インデントを合わせる
1204                                 if (e.which == 13) {
1205
1206                                         var indent = Cursor.getText(t, /^[\t ]*/mg);
1207                                         Cursor.insert(t, '\n' + (indent ? indent[indent.length - 1] : ''));
1208
1209                                         var $t = $(t);
1210                                         if (window.getComputedStyle) {
1211                                                 $t.scrollTop($t.scrollTop() + parseInt(getComputedStyle(t, '').getPropertyValue('line-height'), 10));
1212                                         }
1213
1214                                         return false;
1215
1216                                 }
1217
1218                         }
1219
1220                 }
1221
1222         };
1223
1224
1225     /* ---------- ---------- ---------- ---------- ---------- ---------- ---------- ---------- */
1226         // tagget初期化
1227         var init = function(t, i) {
1228
1229                 // 被らないコードを振る
1230                 while ($('textarea').is('.tagget_' + i)) {
1231                         i = '0' + i;
1232                 }
1233                 $(t).addClass('tagget_' + i);
1234
1235                 Wrapper.wrap(t);
1236                 Wrapper.absolutes(t);
1237
1238                 // イベント設定
1239
1240                 // keyup（発生タイミングが一番少ない）で候補表示
1241                 $(t).keyup(Event.keyup)
1242
1243                 // 入力キーに応じた処理
1244                 .keydown(Event.keydown);
1245
1246                 // 最初に1回だけ呼び出し。
1247                 var data = Cookie.load(Wrapper.getId(t));
1248                 if (data) {
1249                         t.value = Cookie.unzip(data);
1250                 }
1251                 Wrapper.setLine(t);
1252
1253         }; // init
1254
1255
1256     /* ---------- ---------- ---------- ---------- ---------- ---------- ---------- ---------- */
1257         /**
1258          * jqueryにプラグイン追加
1259          * $('textarea.tagget').tagget()とかで呼び出し
1260          */
1261         $.fn.tagget = function(conf) {
1262
1263
1264                 // 設定オブジェクト
1265                 conf = $.extend({
1266                         toolbar: true, // ツールバー表示
1267                         cookie: true  // クッキーに保存
1268                 }, conf);
1269
1270                 // thisには$('textarea.tagget')が入ってくる
1271                 this.each(function(i) {
1272
1273                                 // textareaを初期化
1274                                 init(this, i);
1275
1276                 });
1277
1278                 // window全体のイベント設定
1279
1280                 var self = this;
1281                 // リサイズ時にDummyを調整
1282                 $(window).resize(function() {
1283
1284                         self.each(function() {
1285                                 Wrapper.adjust(this);
1286                         });
1287
1288                 }).resize();
1289
1290                 // Cookie保存設定
1291                 var interval = 60000; // 60秒:1分
1292                 setTimeout(function timer() {
1293
1294                         self.each(function() {
1295
1296                                 if (Wrapper.checkCookie(this)) {
1297
1298                                         Cookie.save(Wrapper.getId(this), Cookie.zip(this.value));
1299
1300                                         var status = Wrapper.getStatus(this);
1301                                         status.children('.tagget_time').html('Draft Saved At ' + Util.now());
1302
1303                                 }
1304
1305                                 setTimeout(timer, interval);
1306                         });
1307                 }, interval);
1308
1309                 // This is jQuery!!
1310                 return this;
1311
1312         }; // $.fn.tagget
1313
1314
1315 })(jQuery);