1 | /* |
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2 | * FCKeditor - The text editor for Internet - http://www.fckeditor.net |
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3 | * Copyright (C) 2003-2009 Frederico Caldeira Knabben |
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4 | * |
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5 | * == BEGIN LICENSE == |
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6 | * |
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7 | * Licensed under the terms of any of the following licenses at your |
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8 | * choice: |
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9 | * |
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10 | * - GNU General Public License Version 2 or later (the "GPL") |
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11 | * http://www.gnu.org/licenses/gpl.html |
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12 | * |
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13 | * - GNU Lesser General Public License Version 2.1 or later (the "LGPL") |
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14 | * http://www.gnu.org/licenses/lgpl.html |
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15 | * |
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16 | * - Mozilla Public License Version 1.1 or later (the "MPL") |
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17 | * http://www.mozilla.org/MPL/MPL-1.1.html |
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18 | * |
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19 | * == END LICENSE == |
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20 | * |
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21 | * Useful functions used by almost all dialog window pages. |
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22 | * Dialogs should link to this file as the very first script on the page. |
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23 | */ |
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24 | |
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25 | // Automatically detect the correct document.domain (#123). |
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26 | (function() |
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27 | { |
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28 | var d = document.domain ; |
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29 | |
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30 | while ( true ) |
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31 | { |
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32 | // Test if we can access a parent property. |
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33 | try |
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34 | { |
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35 | var test = window.parent.document.domain ; |
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36 | break ; |
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37 | } |
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38 | catch( e ) {} |
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39 | |
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40 | // Remove a domain part: www.mytest.example.com => mytest.example.com => example.com ... |
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41 | d = d.replace( /.*?(?:\.|$)/, '' ) ; |
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42 | |
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43 | if ( d.length == 0 ) |
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44 | break ; // It was not able to detect the domain. |
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45 | |
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46 | try |
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47 | { |
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48 | document.domain = d ; |
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49 | } |
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50 | catch (e) |
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51 | { |
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52 | break ; |
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53 | } |
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54 | } |
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55 | })() ; |
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56 | |
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57 | // Attention: FCKConfig must be available in the page. |
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58 | function GetCommonDialogCss( prefix ) |
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59 | { |
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60 | // CSS minified by http://iceyboard.no-ip.org/projects/css_compressor (see _dev/css_compression.txt). |
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61 | return FCKConfig.BasePath + 'dialog/common/' + '|.ImagePreviewArea{border:#000 1px solid;overflow:auto;width:100%;height:170px;background-color:#fff}.FlashPreviewArea{border:#000 1px solid;padding:5px;overflow:auto;width:100%;height:170px;background-color:#fff}.BtnReset{float:left;background-position:center center;background-image:url(images/reset.gif);width:16px;height:16px;background-repeat:no-repeat;border:1px none;font-size:1px}.BtnLocked,.BtnUnlocked{float:left;background-position:center center;background-image:url(images/locked.gif);width:16px;height:16px;background-repeat:no-repeat;border:none 1px;font-size:1px}.BtnUnlocked{background-image:url(images/unlocked.gif)}.BtnOver{border:outset 1px;cursor:pointer;cursor:hand}' ; |
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62 | } |
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63 | |
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64 | // Gets a element by its Id. Used for shorter coding. |
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65 | function GetE( elementId ) |
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66 | { |
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67 | return document.getElementById( elementId ) ; |
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68 | } |
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69 | |
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70 | function ShowE( element, isVisible ) |
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71 | { |
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72 | if ( typeof( element ) == 'string' ) |
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73 | element = GetE( element ) ; |
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74 | element.style.display = isVisible ? '' : 'none' ; |
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75 | } |
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76 | |
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77 | function SetAttribute( element, attName, attValue ) |
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78 | { |
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79 | if ( attValue == null || attValue.length == 0 ) |
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80 | element.removeAttribute( attName, 0 ) ; // 0 : Case Insensitive |
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81 | else |
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82 | element.setAttribute( attName, attValue, 0 ) ; // 0 : Case Insensitive |
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83 | } |
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84 | |
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85 | function GetAttribute( element, attName, valueIfNull ) |
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86 | { |
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87 | var oAtt = element.attributes[attName] ; |
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88 | |
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89 | if ( oAtt == null || !oAtt.specified ) |
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90 | return valueIfNull ? valueIfNull : '' ; |
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91 | |
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92 | var oValue = element.getAttribute( attName, 2 ) ; |
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93 | |
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94 | if ( oValue == null ) |
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95 | oValue = oAtt.nodeValue ; |
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96 | |
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97 | return ( oValue == null ? valueIfNull : oValue ) ; |
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98 | } |
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99 | |
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100 | function SelectField( elementId ) |
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101 | { |
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102 | var element = GetE( elementId ) ; |
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103 | element.focus() ; |
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104 | |
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105 | // element.select may not be available for some fields (like <select>). |
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106 | if ( element.select ) |
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107 | element.select() ; |
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108 | } |
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109 | |
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110 | // Functions used by text fields to accept numbers only. |
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111 | var IsDigit = ( function() |
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112 | { |
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113 | var KeyIdentifierMap = |
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114 | { |
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115 | End : 35, |
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116 | Home : 36, |
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117 | Left : 37, |
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118 | Right : 39, |
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119 | 'U+00007F' : 46 // Delete |
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120 | } ; |
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121 | |
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122 | return function ( e ) |
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123 | { |
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124 | if ( !e ) |
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125 | e = event ; |
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126 | |
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127 | var iCode = ( e.keyCode || e.charCode ) ; |
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128 | |
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129 | if ( !iCode && e.keyIdentifier && ( e.keyIdentifier in KeyIdentifierMap ) ) |
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130 | iCode = KeyIdentifierMap[ e.keyIdentifier ] ; |
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131 | |
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132 | return ( |
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133 | ( iCode >= 48 && iCode <= 57 ) // Numbers |
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134 | || (iCode >= 35 && iCode <= 40) // Arrows, Home, End |
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135 | || iCode == 8 // Backspace |
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136 | || iCode == 46 // Delete |
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137 | || iCode == 9 // Tab |
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138 | ) ; |
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139 | } |
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140 | } )() ; |
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141 | |
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142 | String.prototype.Trim = function() |
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143 | { |
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144 | return this.replace( /(^\s*)|(\s*$)/g, '' ) ; |
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145 | } |
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146 | |
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147 | String.prototype.StartsWith = function( value ) |
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148 | { |
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149 | return ( this.substr( 0, value.length ) == value ) ; |
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150 | } |
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151 | |
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152 | String.prototype.Remove = function( start, length ) |
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153 | { |
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154 | var s = '' ; |
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155 | |
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156 | if ( start > 0 ) |
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157 | s = this.substring( 0, start ) ; |
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158 | |
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159 | if ( start + length < this.length ) |
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160 | s += this.substring( start + length , this.length ) ; |
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161 | |
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162 | return s ; |
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163 | } |
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164 | |
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165 | String.prototype.ReplaceAll = function( searchArray, replaceArray ) |
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166 | { |
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167 | var replaced = this ; |
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168 | |
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169 | for ( var i = 0 ; i < searchArray.length ; i++ ) |
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170 | { |
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171 | replaced = replaced.replace( searchArray[i], replaceArray[i] ) ; |
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172 | } |
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173 | |
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174 | return replaced ; |
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175 | } |
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176 | |
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177 | function OpenFileBrowser( url, width, height ) |
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178 | { |
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179 | // oEditor must be defined. |
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180 | |
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181 | var iLeft = ( oEditor.FCKConfig.ScreenWidth - width ) / 2 ; |
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182 | var iTop = ( oEditor.FCKConfig.ScreenHeight - height ) / 2 ; |
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183 | |
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184 | var sOptions = "toolbar=no,status=no,resizable=yes,dependent=yes,scrollbars=yes" ; |
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185 | sOptions += ",width=" + width ; |
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186 | sOptions += ",height=" + height ; |
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187 | sOptions += ",left=" + iLeft ; |
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188 | sOptions += ",top=" + iTop ; |
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189 | |
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190 | window.open( url, 'FCKBrowseWindow', sOptions ) ; |
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191 | } |
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192 | |
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193 | /** |
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194 | Utility function to create/update an element with a name attribute in IE, so it behaves properly when moved around |
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195 | It also allows to change the name or other special attributes in an existing node |
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196 | oEditor : instance of FCKeditor where the element will be created |
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197 | oOriginal : current element being edited or null if it has to be created |
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198 | nodeName : string with the name of the element to create |
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199 | oAttributes : Hash object with the attributes that must be set at creation time in IE |
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200 | Those attributes will be set also after the element has been |
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201 | created for any other browser to avoid redudant code |
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202 | */ |
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203 | function CreateNamedElement( oEditor, oOriginal, nodeName, oAttributes ) |
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204 | { |
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205 | var oNewNode ; |
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206 | |
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207 | // IE doesn't allow easily to change properties of an existing object, |
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208 | // so remove the old and force the creation of a new one. |
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209 | var oldNode = null ; |
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210 | if ( oOriginal && oEditor.FCKBrowserInfo.IsIE ) |
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211 | { |
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212 | // Force the creation only if some of the special attributes have changed: |
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213 | var bChanged = false; |
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214 | for( var attName in oAttributes ) |
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215 | bChanged |= ( oOriginal.getAttribute( attName, 2) != oAttributes[attName] ) ; |
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216 | |
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217 | if ( bChanged ) |
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218 | { |
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219 | oldNode = oOriginal ; |
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220 | oOriginal = null ; |
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221 | } |
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222 | } |
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223 | |
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224 | // If the node existed (and it's not IE), then we just have to update its attributes |
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225 | if ( oOriginal ) |
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226 | { |
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227 | oNewNode = oOriginal ; |
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228 | } |
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229 | else |
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230 | { |
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231 | // #676, IE doesn't play nice with the name or type attribute |
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232 | if ( oEditor.FCKBrowserInfo.IsIE ) |
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233 | { |
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234 | var sbHTML = [] ; |
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235 | sbHTML.push( '<' + nodeName ) ; |
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236 | for( var prop in oAttributes ) |
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237 | { |
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238 | sbHTML.push( ' ' + prop + '="' + oAttributes[prop] + '"' ) ; |
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239 | } |
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240 | sbHTML.push( '>' ) ; |
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241 | if ( !oEditor.FCKListsLib.EmptyElements[nodeName.toLowerCase()] ) |
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242 | sbHTML.push( '</' + nodeName + '>' ) ; |
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243 | |
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244 | oNewNode = oEditor.FCK.EditorDocument.createElement( sbHTML.join('') ) ; |
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245 | // Check if we are just changing the properties of an existing node: copy its properties |
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246 | if ( oldNode ) |
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247 | { |
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248 | CopyAttributes( oldNode, oNewNode, oAttributes ) ; |
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249 | oEditor.FCKDomTools.MoveChildren( oldNode, oNewNode ) ; |
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250 | oldNode.parentNode.removeChild( oldNode ) ; |
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251 | oldNode = null ; |
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252 | |
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253 | if ( oEditor.FCK.Selection.SelectionData ) |
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254 | { |
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255 | // Trick to refresh the selection object and avoid error in |
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256 | // fckdialog.html Selection.EnsureSelection |
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257 | var oSel = oEditor.FCK.EditorDocument.selection ; |
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258 | oEditor.FCK.Selection.SelectionData = oSel.createRange() ; // Now oSel.type will be 'None' reflecting the real situation |
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259 | } |
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260 | } |
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261 | oNewNode = oEditor.FCK.InsertElement( oNewNode ) ; |
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262 | |
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263 | // FCK.Selection.SelectionData is broken by now since we've |
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264 | // deleted the previously selected element. So we need to reassign it. |
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265 | if ( oEditor.FCK.Selection.SelectionData ) |
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266 | { |
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267 | var range = oEditor.FCK.EditorDocument.body.createControlRange() ; |
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268 | range.add( oNewNode ) ; |
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269 | oEditor.FCK.Selection.SelectionData = range ; |
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270 | } |
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271 | } |
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272 | else |
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273 | { |
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274 | oNewNode = oEditor.FCK.InsertElement( nodeName ) ; |
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275 | } |
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276 | } |
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277 | |
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278 | // Set the basic attributes |
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279 | for( var attName in oAttributes ) |
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280 | oNewNode.setAttribute( attName, oAttributes[attName], 0 ) ; // 0 : Case Insensitive |
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281 | |
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282 | return oNewNode ; |
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283 | } |
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284 | |
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285 | // Copy all the attributes from one node to the other, kinda like a clone |
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286 | // But oSkipAttributes is an object with the attributes that must NOT be copied |
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287 | function CopyAttributes( oSource, oDest, oSkipAttributes ) |
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288 | { |
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289 | var aAttributes = oSource.attributes ; |
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290 | |
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291 | for ( var n = 0 ; n < aAttributes.length ; n++ ) |
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292 | { |
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293 | var oAttribute = aAttributes[n] ; |
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294 | |
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295 | if ( oAttribute.specified ) |
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296 | { |
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297 | var sAttName = oAttribute.nodeName ; |
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298 | // We can set the type only once, so do it with the proper value, not copying it. |
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299 | if ( sAttName in oSkipAttributes ) |
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300 | continue ; |
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301 | |
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302 | var sAttValue = oSource.getAttribute( sAttName, 2 ) ; |
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303 | if ( sAttValue == null ) |
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304 | sAttValue = oAttribute.nodeValue ; |
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305 | |
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306 | oDest.setAttribute( sAttName, sAttValue, 0 ) ; // 0 : Case Insensitive |
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307 | } |
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308 | } |
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309 | // The style: |
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310 | if ( oSource.style.cssText !== '' ) |
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311 | oDest.style.cssText = oSource.style.cssText ; |
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312 | } |
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313 | |
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314 | /** |
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315 | * Replaces a tag with another one, keeping its contents: |
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316 | * for example TD --> TH, and TH --> TD. |
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317 | * input: the original node, and the new tag name |
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318 | * http://www.w3.org/TR/DOM-Level-3-Core/core.html#Document3-renameNode |
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319 | */ |
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320 | function RenameNode( oNode , newTag ) |
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321 | { |
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322 | // TODO: if the browser natively supports document.renameNode call it. |
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323 | // does any browser currently support it in order to test? |
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324 | |
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325 | // Only rename element nodes. |
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326 | if ( oNode.nodeType != 1 ) |
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327 | return null ; |
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328 | |
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329 | // If it's already correct exit here. |
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330 | if ( oNode.nodeName == newTag ) |
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331 | return oNode ; |
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332 | |
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333 | var oDoc = oNode.ownerDocument ; |
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334 | // Create the new node |
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335 | var newNode = oDoc.createElement( newTag ) ; |
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336 | |
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337 | // Copy all attributes |
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338 | CopyAttributes( oNode, newNode, {} ) ; |
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339 | |
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340 | // Move children to the new node |
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341 | FCKDomTools.MoveChildren( oNode, newNode ) ; |
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342 | |
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343 | // Finally replace the node and return the new one |
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344 | oNode.parentNode.replaceChild( newNode, oNode ) ; |
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345 | |
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346 | return newNode ; |
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347 | } |
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