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/FCKeditor/editor/dialog/ -> fck_replace.html (source)

   1  <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
   2  <!--
   3   * FCKeditor - The text editor for Internet - http://www.fckeditor.net
   4   * Copyright (C) 2003-2008 Frederico Caldeira Knabben
   5   *
   6   * == BEGIN LICENSE ==
   7   *
   8   * Licensed under the terms of any of the following licenses at your
   9   * choice:
  10   *
  11   *  - GNU General Public License Version 2 or later (the "GPL")
  12   *    http://www.gnu.org/licenses/gpl.html
  13   *
  14   *  - GNU Lesser General Public License Version 2.1 or later (the "LGPL")
  15   *    http://www.gnu.org/licenses/lgpl.html
  16   *
  17   *  - Mozilla Public License Version 1.1 or later (the "MPL")
  18   *    http://www.mozilla.org/MPL/MPL-1.1.html
  19   *
  20   * == END LICENSE ==
  21   *
  22   * "Find" and "Replace" dialog box window.
  23  -->
  24  <html xmlns="http://www.w3.org/1999/xhtml">
  25  <head>
  26      <title></title>
  27      <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
  28      <meta content="noindex, nofollow" name="robots" />
  29      <script src="common/fck_dialog_common.js" type="text/javascript"></script>
  30      <script type="text/javascript">
  31  
  32  var dialog    = window.parent ;
  33  var oEditor = dialog.InnerDialogLoaded() ;
  34  var dialogArguments = dialog.Args() ;
  35  
  36  var FCKLang = oEditor.FCKLang ;
  37  var FCKDomTools = oEditor.FCKDomTools ;
  38  var FCKDomRange = oEditor.FCKDomRange ;
  39  var FCKListsLib = oEditor.FCKListsLib ;
  40  var FCKTools = oEditor.FCKTools ;
  41  var EditorDocument = oEditor.FCK.EditorDocument ;
  42  var HighlightStyle = oEditor.FCKStyles.GetStyle( '_FCK_SelectionHighlight' )  ;
  43  
  44  dialog.AddTab( 'Find', FCKLang.DlgFindTitle ) ;
  45  dialog.AddTab( 'Replace', FCKLang.DlgReplaceTitle ) ;
  46  var idMap = {} ;
  47  
  48  function OnDialogTabChange( tabCode )
  49  {
  50      ShowE( 'divFind', ( tabCode == 'Find' ) ) ;
  51      ShowE( 'divReplace', ( tabCode == 'Replace' ) ) ;
  52      idMap['FindText'] = 'txtFind' + tabCode ;
  53      idMap['CheckCase'] = 'chkCase' + tabCode ;
  54      idMap['CheckWord'] = 'chkWord' + tabCode ;
  55  
  56      if ( tabCode == 'Replace' )
  57          dialog.SetAutoSize( true ) ;
  58  }
  59  
  60  GetNextNonEmptyTextNode = function( node, stopNode )
  61  {
  62      while ( ( node = FCKDomTools.GetNextSourceNode( node, false, 3, stopNode ) ) && node && node.length < 1 )
  63          1 ;
  64      return node ;
  65  }
  66  
  67  CharacterCursor = function( arg )
  68  {
  69      if ( arg.nodeType && arg.nodeType == 9 )
  70      {
  71          this._textNode = GetNextNonEmptyTextNode( arg.body, arg.documentElement ) ;
  72          this._offset = 0 ;
  73          this._doc = arg ;
  74      }
  75      else
  76      {
  77          this._textNode = arguments[0] ;
  78          this._offset = arguments[1] ;
  79          this._doc = FCKTools.GetElementDocument( arguments[0] ) ;
  80      }
  81  }
  82  CharacterCursor.prototype =
  83  {
  84      GetCharacter : function()
  85      {
  86          return ( this._textNode && this._textNode.nodeValue.charAt( this._offset ) ) || null ;
  87      },
  88  
  89      // Non-normalized.

  90      GetTextNode : function()
  91      {
  92          return this._textNode ;
  93      },
  94  
  95      // Non-normalized.

  96      GetIndex : function()
  97      {
  98          return this._offset ;
  99      },
 100  
 101      // Return value means whehther we've crossed a line break or a paragraph boundary.

 102      MoveNext : function()
 103      {
 104          if ( this._offset < this._textNode.length - 1 )
 105          {
 106              this._offset++ ;
 107              return false ;
 108          }
 109  
 110          var crossed = false ;
 111          var curNode = this._textNode ;
 112          while ( ( curNode = FCKDomTools.GetNextSourceNode( curNode ) )
 113                  && curNode && ( curNode.nodeType != 3 || curNode.length < 1 ) )
 114          {
 115              var tag = curNode.nodeName.toLowerCase() ;
 116              if ( FCKListsLib.BlockElements[tag] || tag == 'br' )
 117                  crossed = true ;
 118          }
 119  
 120          this._textNode = curNode ;
 121          this._offset = 0 ;
 122          return crossed ;
 123      },
 124  
 125      // Return value means whehther we've crossed a line break or a paragraph boundary.

 126      MoveBack : function()
 127      {
 128          if ( this._offset > 0 && this._textNode.length > 0 )
 129          {
 130              this._offset = Math.min( this._offset - 1, this._textNode.length - 1 ) ;
 131              return false ;
 132          }
 133  
 134          var crossed = false ;
 135          var curNode = this._textNode ;
 136          while ( ( curNode = FCKDomTools.GetPreviousSourceNode( curNode ) )
 137                  && curNode && ( curNode.nodeType != 3 || curNode.length < 1 ) )
 138          {
 139              var tag = curNode.nodeName.toLowerCase() ;
 140              if ( FCKListsLib.BlockElements[tag] || tag == 'br' )
 141                  crossed = true ;
 142          }
 143  
 144          this._textNode = curNode ;
 145          this._offset = curNode.length - 1 ;
 146          return crossed ;
 147      },
 148  
 149      Clone : function()
 150      {
 151          return new CharacterCursor( this._textNode, this._offset ) ;
 152      }
 153  } ;
 154  
 155  CharacterRange = function( initCursor, maxLength )
 156  {
 157      this._cursors = initCursor.push ? initCursor : [initCursor] ;
 158      this._maxLength = maxLength ;
 159      this._highlightRange = null ;
 160  }
 161  CharacterRange.prototype =
 162  {
 163      ToDomRange : function()
 164      {
 165          var firstCursor = this._cursors[0] ;
 166          var lastCursor = this._cursors[ this._cursors.length - 1 ] ;
 167          var domRange = new FCKDomRange( FCKTools.GetElementWindow( firstCursor.GetTextNode() ) ) ;
 168          var w3cRange = domRange._Range = domRange.CreateRange() ;
 169          w3cRange.setStart( firstCursor.GetTextNode(), firstCursor.GetIndex() ) ;
 170          w3cRange.setEnd( lastCursor.GetTextNode(), lastCursor.GetIndex() + 1 ) ;
 171          domRange._UpdateElementInfo() ;
 172          return domRange ;
 173      },
 174  
 175      Highlight : function()
 176      {
 177          if ( this._cursors.length < 1 )
 178              return ;
 179  
 180          var domRange = this.ToDomRange() ;
 181          HighlightStyle.ApplyToRange( domRange, false, true ) ;
 182          this._highlightRange = domRange ;
 183  
 184          var charRange = CharacterRange.CreateFromDomRange( domRange ) ;
 185          var focusNode = domRange.StartNode ;
 186          if ( focusNode.nodeType != 1 )
 187              focusNode = focusNode.parentNode ;
 188          FCKDomTools.ScrollIntoView( focusNode, false ) ;
 189          this._cursors = charRange._cursors ;
 190      },
 191  
 192      RemoveHighlight : function()
 193      {
 194          if ( this._highlightRange )
 195          {
 196              HighlightStyle.RemoveFromRange( this._highlightRange, false, true ) ;
 197              var charRange = CharacterRange.CreateFromDomRange( this._highlightRange ) ;
 198              this._cursors = charRange._cursors ;
 199              this._highlightRange = null ;
 200          }
 201      },
 202  
 203      GetHighlightDomRange : function()
 204      {
 205          return this._highlightRange;
 206      },
 207  
 208      MoveNext : function()
 209      {
 210          var next = this._cursors[ this._cursors.length - 1 ].Clone() ;
 211          var retval = next.MoveNext() ;
 212          if ( retval )
 213              this._cursors = [] ;
 214          this._cursors.push( next ) ;
 215          if ( this._cursors.length > this._maxLength )
 216              this._cursors.shift() ;
 217          return retval ;
 218      },
 219  
 220      MoveBack : function()
 221      {
 222          var prev = this._cursors[0].Clone() ;
 223          var retval = prev.MoveBack() ;
 224          if ( retval )
 225              this._cursors = [] ;
 226          this._cursors.unshift( prev ) ;
 227          if ( this._cursors.length > this._maxLength )
 228              this._cursors.pop() ;
 229          return retval ;
 230      },
 231  
 232      GetEndCharacter : function()
 233      {
 234          if ( this._cursors.length < 1 )
 235              return null ;
 236          var retval = this._cursors[ this._cursors.length - 1 ].GetCharacter() ;
 237          return retval ;
 238      },
 239  
 240      GetNextRange : function( len )
 241      {
 242          if ( this._cursors.length == 0 )
 243              return null ;
 244          var cur = this._cursors[ this._cursors.length - 1 ].Clone() ;
 245          cur.MoveNext() ;
 246          return new CharacterRange( cur, len ) ;
 247      },
 248  
 249      GetCursors : function()
 250      {
 251          return this._cursors ;
 252      }
 253  } ;
 254  
 255  CharacterRange.CreateFromDomRange = function( domRange )
 256  {
 257      var w3cRange = domRange._Range ;
 258      var startContainer = w3cRange.startContainer ;
 259      var endContainer = w3cRange.endContainer ;
 260      var startTextNode, startIndex, endTextNode, endIndex ;
 261  
 262      if ( startContainer.nodeType == 3 )
 263      {
 264          startTextNode = startContainer ;
 265          startIndex = w3cRange.startOffset ;
 266      }
 267      else if ( domRange.StartNode.nodeType == 3 )
 268      {
 269          startTextNode = domRange.StartNode ;
 270          startIndex = 0 ;
 271      }
 272      else
 273      {
 274          startTextNode = GetNextNonEmptyTextNode( domRange.StartNode, domRange.StartNode.parentNode ) ;
 275          if ( !startTextNode )
 276              return null ;
 277          startIndex = 0 ;
 278      }
 279  
 280      if ( endContainer.nodeType == 3 && w3cRange.endOffset > 0 )
 281      {
 282          endTextNode = endContainer ;
 283          endIndex = w3cRange.endOffset - 1 ;
 284      }
 285      else
 286      {
 287          endTextNode = domRange.EndNode ;
 288          while ( endTextNode.nodeType != 3 )
 289              endTextNode = endTextNode.lastChild ;
 290          endIndex = endTextNode.length - 1 ;
 291      }
 292  
 293      var cursors = [] ;
 294      var current = new CharacterCursor( startTextNode, startIndex ) ;
 295      cursors.push( current ) ;
 296      if ( !( current.GetTextNode() == endTextNode && current.GetIndex() == endIndex ) && !domRange.CheckIsEmpty() )
 297      {
 298          do
 299          {
 300              current = current.Clone() ;
 301              current.MoveNext() ;
 302              cursors.push( current ) ;
 303          }
 304          while ( !( current.GetTextNode() == endTextNode && current.GetIndex() == endIndex ) ) ;
 305      }
 306  
 307      return new CharacterRange( cursors, cursors.length ) ;
 308  }
 309  
 310  // Knuth-Morris-Pratt Algorithm for stream input

 311  KMP_NOMATCH = 0 ;
 312  KMP_ADVANCED = 1 ;
 313  KMP_MATCHED = 2 ;
 314  KmpMatch = function( pattern, ignoreCase )
 315  {
 316      var overlap = [ -1 ] ;
 317      for ( var i = 0 ; i < pattern.length ; i++ )
 318      {
 319          overlap.push( overlap[i] + 1 ) ;
 320          while ( overlap[ i + 1 ] > 0 && pattern.charAt( i ) != pattern.charAt( overlap[ i + 1 ] - 1 ) )
 321              overlap[ i + 1 ] = overlap[ overlap[ i + 1 ] - 1 ] + 1 ;
 322      }
 323      this._Overlap = overlap ;
 324      this._State = 0 ;
 325      this._IgnoreCase = ( ignoreCase === true ) ;
 326      if ( ignoreCase )
 327          this.Pattern = pattern.toLowerCase();
 328      else
 329          this.Pattern = pattern ;
 330  }
 331  KmpMatch.prototype = {
 332      FeedCharacter : function( c )
 333      {
 334          if ( this._IgnoreCase )
 335              c = c.toLowerCase();
 336  
 337          while ( true )
 338          {
 339              if ( c == this.Pattern.charAt( this._State ) )
 340              {
 341                  this._State++ ;
 342                  if ( this._State == this.Pattern.length )
 343                  {
 344                      // found a match, start over, don't care about partial matches involving the current match

 345                      this._State = 0;
 346                      return KMP_MATCHED;
 347                  }
 348                  return KMP_ADVANCED ;
 349              }
 350              else if ( this._State == 0 )
 351                  return KMP_NOMATCH;
 352              else
 353                  this._State = this._Overlap[ this._State ];
 354          }
 355  
 356          return null ;
 357      },
 358  
 359      Reset : function()
 360      {
 361          this._State = 0 ;
 362      }
 363  };
 364  
 365  // Place a range at the start of document.

 366  function OnLoad()
 367  {
 368      // First of all, translate the dialog box texts.

 369      oEditor.FCKLanguageManager.TranslatePage( document ) ;
 370  
 371      // Show the appropriate tab at startup.

 372      if ( dialogArguments.CustomValue == 'Find' )
 373      {
 374          dialog.SetSelectedTab( 'Find' ) ;
 375          dialog.SetAutoSize( true ) ;
 376      }
 377      else
 378          dialog.SetSelectedTab( 'Replace' ) ;
 379  
 380      SelectField( 'txtFind' + dialogArguments.CustomValue ) ;
 381  }
 382  
 383  function btnStat()
 384  {
 385      GetE('btnReplace').disabled =
 386          GetE('btnReplaceAll').disabled =
 387              GetE('btnFind').disabled =
 388                  ( GetE(idMap["FindText"]).value.length == 0 ) ;
 389  }
 390  
 391  function btnStatDelayed()
 392  {
 393      setTimeout( btnStat, 1 ) ;
 394  }
 395  
 396  function GetSearchString()
 397  {
 398      return GetE(idMap['FindText']).value ;
 399  }
 400  
 401  function GetReplaceString()
 402  {
 403      return GetE("txtReplace").value ;
 404  }
 405  
 406  function GetCheckCase()
 407  {
 408      return !! ( GetE(idMap['CheckCase']).checked ) ;
 409  }
 410  
 411  function GetMatchWord()
 412  {
 413      return !! ( GetE(idMap['CheckWord']).checked ) ;
 414  }
 415  
 416  /* Is this character a unicode whitespace or a punctuation mark?

 417   * References:

 418   * http://unicode.org/Public/UNIDATA/PropList.txt (whitespaces)

 419   * http://php.chinaunix.net/manual/tw/ref.regex.php (punctuation marks)

 420   */
 421  function CheckIsWordSeparator( c )
 422  {
 423      var code = c.charCodeAt( 0 );
 424      if ( code >= 9 && code <= 0xd )
 425          return true;
 426      if ( code >= 0x2000 && code <= 0x200a )
 427          return true;
 428      switch ( code )
 429      {
 430          case 0x20:
 431          case 0x85:
 432          case 0xa0:
 433          case 0x1680:
 434          case 0x180e:
 435          case 0x2028:
 436          case 0x2029:
 437          case 0x202f:
 438          case 0x205f:
 439          case 0x3000:
 440              return true;
 441          default:
 442      }
 443      return /[.,"'?!;:]/.test( c ) ;
 444  }
 445  
 446  FindRange = null ;
 447  function _Find()
 448  {
 449      var searchString = GetSearchString() ;
 450      if ( !FindRange )
 451          FindRange = new CharacterRange( new CharacterCursor( EditorDocument ), searchString.length ) ;
 452      else
 453      {
 454          FindRange.RemoveHighlight() ;
 455          FindRange = FindRange.GetNextRange( searchString.length ) ;
 456      }
 457      var matcher = new KmpMatch( searchString, ! GetCheckCase() ) ;
 458      var matchState = KMP_NOMATCH ;
 459      var character = '%' ;
 460  
 461      while ( character != null )
 462      {
 463          while ( ( character = FindRange.GetEndCharacter() ) )
 464          {
 465              matchState = matcher.FeedCharacter( character ) ;
 466              if ( matchState == KMP_MATCHED )
 467                  break ;
 468              if ( FindRange.MoveNext() )
 469                  matcher.Reset() ;
 470          }
 471  
 472          if ( matchState == KMP_MATCHED )
 473          {
 474              if ( GetMatchWord() )
 475              {
 476                  var cursors = FindRange.GetCursors() ;
 477                  var head = cursors[ cursors.length - 1 ].Clone() ;
 478                  var tail = cursors[0].Clone() ;
 479                  if ( !head.MoveNext() && !CheckIsWordSeparator( head.GetCharacter() ) )
 480                      continue ;
 481                  if ( !tail.MoveBack() && !CheckIsWordSeparator( tail.GetCharacter() ) )
 482                      continue ;
 483              }
 484  
 485              FindRange.Highlight() ;
 486              return true ;
 487          }
 488      }
 489  
 490      FindRange = null ;
 491      return false ;
 492  }
 493  
 494  function Find()
 495  {
 496      if ( ! _Find() )
 497          alert( FCKLang.DlgFindNotFoundMsg ) ;
 498  }
 499  
 500  function Replace()
 501  {
 502      var saveUndoStep = function( selectRange )
 503      {
 504          var ieRange ;
 505          if ( oEditor.FCKBrowserInfo.IsIE )
 506              ieRange = document.selection.createRange() ;
 507  
 508          selectRange.Select() ;
 509          oEditor.FCKUndo.SaveUndoStep() ;
 510          var cloneRange = selectRange.Clone() ;
 511          cloneRange.Collapse( false ) ;
 512          cloneRange.Select() ;
 513  
 514          if ( ieRange )
 515              setTimeout( function(){ ieRange.select() ; }, 1 ) ;
 516      }
 517  
 518      if ( FindRange && FindRange.GetHighlightDomRange() )
 519      {
 520          var range = FindRange.GetHighlightDomRange() ;
 521          var bookmark = range.CreateBookmark() ;
 522          FindRange.RemoveHighlight() ;
 523          range.MoveToBookmark( bookmark ) ;
 524  
 525          saveUndoStep( range ) ;
 526          range.DeleteContents() ;
 527          range.InsertNode( EditorDocument.createTextNode( GetReplaceString() ) ) ;
 528          range._UpdateElementInfo() ;
 529  
 530          FindRange = CharacterRange.CreateFromDomRange( range ) ;
 531      }
 532      else
 533      {
 534          if ( ! _Find() )
 535          {
 536              FindRange && FindRange.RemoveHighlight() ;
 537              alert( FCKLang.DlgFindNotFoundMsg ) ;
 538          }
 539      }
 540  }
 541  
 542  function ReplaceAll()
 543  {
 544      oEditor.FCKUndo.SaveUndoStep() ;
 545      var replaceCount = 0 ;
 546  
 547      while ( _Find() )
 548      {
 549          var range = FindRange.GetHighlightDomRange() ;
 550          var bookmark = range.CreateBookmark() ;
 551          FindRange.RemoveHighlight() ;
 552          range.MoveToBookmark( bookmark) ;
 553  
 554          range.DeleteContents() ;
 555          range.InsertNode( EditorDocument.createTextNode( GetReplaceString() ) ) ;
 556          range._UpdateElementInfo() ;
 557  
 558          FindRange = CharacterRange.CreateFromDomRange( range ) ;
 559          replaceCount++ ;
 560      }
 561      if ( replaceCount == 0 )
 562      {
 563          FindRange && FindRange.RemoveHighlight() ;
 564          alert( FCKLang.DlgFindNotFoundMsg ) ;
 565      }
 566      dialog.Cancel() ;
 567  }
 568  
 569  window.onunload = function()
 570  {
 571      if ( FindRange )
 572      {
 573          FindRange.RemoveHighlight() ;
 574          FindRange.ToDomRange().Select() ;
 575      }
 576  }
 577      </script>
 578  </head>
 579  <body onload="OnLoad()" style="overflow: hidden">
 580      <div id="divFind" style="display: none">
 581          <table cellspacing="3" cellpadding="2" width="100%" border="0">
 582              <tr>
 583                  <td nowrap="nowrap">
 584                      <label for="txtFindFind" fcklang="DlgReplaceFindLbl">
 585                          Find what:</label>
 586                  </td>
 587                  <td width="100%">
 588                      <input id="txtFindFind" onkeyup="btnStat()" oninput="btnStat()" onpaste="btnStatDelayed()" style="width: 100%" tabindex="1"
 589                          type="text" />
 590                  </td>
 591                  <td>
 592                      <input id="btnFind" style="width: 80px" disabled="disabled" onclick="Find();"
 593                          type="button" value="Find" fcklang="DlgFindFindBtn" />
 594                  </td>
 595              </tr>
 596              <tr>
 597                  <td valign="bottom" colspan="3">
 598                      &nbsp;<input id="chkCaseFind" tabindex="3" type="checkbox" /><label for="chkCaseFind" fcklang="DlgReplaceCaseChk">Match
 599                          case</label>
 600                      <br />
 601                      &nbsp;<input id="chkWordFind" tabindex="4" type="checkbox" /><label for="chkWordFind" fcklang="DlgReplaceWordChk">Match
 602                          whole word</label>
 603                  </td>
 604              </tr>
 605          </table>
 606      </div>
 607      <div id="divReplace" style="display:none">
 608          <table cellspacing="3" cellpadding="2" width="100%" border="0">
 609              <tr>
 610                  <td nowrap="nowrap">
 611                      <label for="txtFindReplace" fcklang="DlgReplaceFindLbl">
 612                          Find what:</label>
 613                  </td>
 614                  <td width="100%">
 615                      <input id="txtFindReplace" onkeyup="btnStat()" oninput="btnStat()" onpaste="btnStatDelayed()" style="width: 100%" tabindex="1"
 616                          type="text" />
 617                  </td>
 618                  <td>
 619                      <input id="btnReplace" style="width: 80px" disabled="disabled" onclick="Replace();"
 620                          type="button" value="Replace" fcklang="DlgReplaceReplaceBtn" />
 621                  </td>
 622              </tr>
 623              <tr>
 624                  <td valign="top" nowrap="nowrap">
 625                      <label for="txtReplace" fcklang="DlgReplaceReplaceLbl">
 626                          Replace with:</label>
 627                  </td>
 628                  <td valign="top">
 629                      <input id="txtReplace" style="width: 100%" tabindex="2" type="text" />
 630                  </td>
 631                  <td>
 632                      <input id="btnReplaceAll" style="width: 80px" disabled="disabled" onclick="ReplaceAll()" type="button"
 633                          value="Replace All" fcklang="DlgReplaceReplAllBtn" />
 634                  </td>
 635              </tr>
 636              <tr>
 637                  <td valign="bottom" colspan="3">
 638                      &nbsp;<input id="chkCaseReplace" tabindex="3" type="checkbox" /><label for="chkCaseReplace" fcklang="DlgReplaceCaseChk">Match
 639                          case</label>
 640                      <br />
 641                      &nbsp;<input id="chkWordReplace" tabindex="4" type="checkbox" /><label for="chkWordReplace" fcklang="DlgReplaceWordChk">Match
 642                          whole word</label>
 643                  </td>
 644              </tr>
 645          </table>
 646      </div>
 647  </body>
 648  </html>


Generated: Fri Jan 1 13:43:16 2010 Cross-referenced by PHPXref 0.7