1 | <%
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2 | '
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3 | ' Copyright (c) 2003-2010, CKSource - Frederico Knabben. All rights reserved.
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4 | ' For licensing, see LICENSE.html or http://ckeditor.com/license
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5 |
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6 | ' Shared variable for all instances ("static")
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7 | dim CKEDITOR_initComplete
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8 | dim CKEDITOR_returnedEvents
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9 |
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10 | ''
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11 | ' \brief CKEditor class that can be used to create editor
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12 | ' instances in ASP pages on server side.
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13 | ' @see http://ckeditor.com
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14 | '
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15 | ' Sample usage:
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16 | ' @code
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17 | ' editor = new CKEditor
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18 | ' editor.editor "editor1", "<p>Initial value.</p>", empty, empty
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19 | ' @endcode
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20 |
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21 | Class CKEditor
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22 |
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23 | ''
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24 | ' The version of %CKEditor.
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25 | private version
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26 |
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27 | ''
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28 | ' A constant string unique for each release of %CKEditor.
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29 | private mTimeStamp
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30 |
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31 | ''
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32 | ' URL to the %CKEditor installation directory (absolute or relative to document root).
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33 | ' If not set, CKEditor will try to guess it's path.
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34 | '
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35 | ' Example usage:
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36 | ' @code
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37 | ' editor.basePath = "/ckeditor/"
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38 | ' @endcode
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39 | Public basePath
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40 |
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41 | ''
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42 | ' A boolean variable indicating whether CKEditor has been initialized.
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43 | ' Set it to true only if you have already included
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44 | ' <script> tag loading ckeditor.js in your website.
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45 | Public initialized
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46 |
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47 | ''
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48 | ' Boolean variable indicating whether created code should be printed out or returned by a function.
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49 | '
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50 | ' Example 1: get the code creating %CKEditor instance and print it on a page with the "echo" function.
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51 | ' @code
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52 | ' editor = new CKEditor
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53 | ' editor.returnOutput = true
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54 | ' code = editor.editor("editor1", "<p>Initial value.</p>", empty, empty)
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55 | ' response.write "<p>Editor 1:</p>"
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56 | ' response.write code
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57 | ' @endcode
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58 | Public returnOutput
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59 |
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60 | ''
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61 | ' A Dictionary with textarea attributes.
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62 | '
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63 | ' When %CKEditor is created with the editor() method, a HTML <textarea> element is created,
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64 | ' it will be displayed to anyone with JavaScript disabled or with incompatible browser.
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65 | public textareaAttributes
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66 |
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67 | ''
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68 | ' A string indicating the creation date of %CKEditor.
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69 | ' Do not change it unless you want to force browsers to not use previously cached version of %CKEditor.
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70 | public timestamp
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71 |
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72 | ''
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73 | ' A dictionary that holds the instance configuration.
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74 | private oInstanceConfig
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75 |
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76 | ''
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77 | ' A dictionary that holds the configuration for all the instances.
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78 | private oAllInstancesConfig
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79 |
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80 | ''
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81 | ' A dictionary that holds event listeners for the instance.
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82 | private oInstanceEvents
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83 |
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84 | ''
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85 | ' A dictionary that holds event listeners for all the instances.
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86 | private oAllInstancesEvents
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87 |
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88 | ''
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89 | ' A Dictionary that holds global event listeners (CKEDITOR object)
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90 | private oGlobalEvents
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91 |
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92 |
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93 | Private Sub Class_Initialize()
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94 | version = "3.4.2"
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95 | timeStamp = "AA4E4NT"
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96 | mTimeStamp = "AA4E4NT"
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97 |
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98 | Set oInstanceConfig = CreateObject("Scripting.Dictionary")
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99 | Set oAllInstancesConfig = CreateObject("Scripting.Dictionary")
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100 |
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101 | Set oInstanceEvents = CreateObject("Scripting.Dictionary")
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102 | Set oAllInstancesEvents = CreateObject("Scripting.Dictionary")
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103 | Set oGlobalEvents = CreateObject("Scripting.Dictionary")
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104 |
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105 | Set textareaAttributes = CreateObject("Scripting.Dictionary")
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106 | textareaAttributes.Add "rows", 8
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107 | textareaAttributes.Add "cols", 60
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108 | End Sub
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109 |
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110 | ''
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111 | ' Creates a %CKEditor instance.
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112 | ' In incompatible browsers %CKEditor will downgrade to plain HTML <textarea> element.
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113 | '
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114 | ' @param name (string) Name of the %CKEditor instance (this will be also the "name" attribute of textarea element).
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115 | ' @param value (string) Initial value.
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116 | '
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117 | ' Example usage:
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118 | ' @code
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119 | ' set editor = New CKEditor
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120 | ' editor.editor "field1", "<p>Initial value.</p>"
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121 | ' @endcode
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122 | '
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123 | ' Advanced example:
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124 | ' @code
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125 | ' set editor = new CKEditor
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126 | ' set config = CreateObject("Scripting.Dictionary")
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127 | ' config.Add "toolbar", Array( _
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128 | ' Array( "Source", "-", "Bold", "Italic", "Underline", "Strike" ), _
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129 | ' Array( "Image", "Link", "Unlink", "Anchor" ) _
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130 | ' )
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131 | ' set events = CreateObject("Scripting.Dictionary")
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132 | ' events.Add "instanceReady", "function (evt) { alert('Loaded second editor: ' + evt.editor.name );}"
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133 |
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134 | ' editor.editor "field1", "<p>Initial value.</p>", config, events
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135 | ' @endcode
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136 | '
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137 | public function editor(name, value)
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138 | dim attr, out, js, customConfig, extraConfig
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139 | dim attribute
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140 |
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141 | attr = ""
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142 |
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143 | for each attribute in textareaAttributes
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144 | attr = attr & " " & attribute & "=""" & replace( textareaAttributes( attribute ), """", """ ) & """"
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145 | next
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146 |
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147 | out = "<textarea name=""" & name & """" & attr & ">" & Server.HtmlEncode(value) & "</textarea>" & vbcrlf
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148 |
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149 | if not(initialized) then
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150 | out = out & init()
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151 | end if
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152 |
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153 | set customConfig = configSettings()
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154 | js = returnGlobalEvents()
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155 |
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156 | extraConfig = (new JSON)( empty, customConfig, false )
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157 | if extraConfig<>"" then extraConfig = ", " & extraConfig
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158 | js = js & "CKEDITOR.replace('" & name & "'" & extraConfig & ");"
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159 |
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160 | out = out & script(js)
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161 |
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162 | if not(returnOutput) then
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163 | response.write out
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164 | out = ""
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165 | end if
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166 |
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167 | editor = out
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168 |
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169 | oInstanceConfig.RemoveAll
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170 | oInstanceEvents.RemoveAll
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171 | end function
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172 |
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173 | ''
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174 | ' Replaces a <textarea> with a %CKEditor instance.
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175 | '
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176 | ' @param id (string) The id or name of textarea element.
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177 | '
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178 | ' Example 1: adding %CKEditor to <textarea name="article"></textarea> element:
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179 | ' @code
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180 | ' set editor = New CKEditor
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181 | ' editor.replace "article"
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182 | ' @endcode
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183 | '
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184 | public function replaceInstance(id)
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185 | dim out, js, customConfig, extraConfig
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186 |
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187 | out = ""
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188 | if not(initialized) then
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189 | out = out & init()
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190 | end if
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191 |
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192 | set customConfig = configSettings()
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193 | js = returnGlobalEvents()
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194 |
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195 | extraConfig = (new JSON)( empty, customConfig, false )
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196 | if extraConfig<>"" then extraConfig = ", " & extraConfig
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197 | js = js & "CKEDITOR.replace('" & id & "'" & extraConfig & ");"
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198 |
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199 | out = out & script(js)
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200 |
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201 | if not(returnOutput) then
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202 | response.write out
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203 | out = ""
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204 | end if
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205 |
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206 | replaceInstance = out
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207 |
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208 | oInstanceConfig.RemoveAll
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209 | oInstanceEvents.RemoveAll
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210 | end function
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211 |
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212 | ''
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213 | ' Replace all <textarea> elements available in the document with editor instances.
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214 | '
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215 | ' @param className (string) If set, replace all textareas with class className in the page.
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216 | '
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217 | ' Example 1: replace all <textarea> elements in the page.
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218 | ' @code
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219 | ' editor = new CKEditor
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220 | ' editor.replaceAll empty
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221 | ' @endcode
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222 | '
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223 | ' Example 2: replace all <textarea class="myClassName"> elements in the page.
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224 | ' @code
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225 | ' editor = new CKEditor
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226 | ' editor.replaceAll 'myClassName'
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227 | ' @endcode
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228 | '
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229 | function replaceAll(className)
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230 | dim out, js, customConfig
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231 |
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232 | out = ""
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233 | if not(initialized) then
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234 | out = out & init()
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235 | end if
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236 |
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237 | set customConfig = configSettings()
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238 | js = returnGlobalEvents()
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239 |
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240 | if (customConfig.Count=0) then
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241 | if (isEmpty(className)) then
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242 | js = js & "CKEDITOR.replaceAll();"
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243 | else
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244 | js = js & "CKEDITOR.replaceAll('" & className & "');"
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245 | end if
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246 | else
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247 | js = js & "CKEDITOR.replaceAll( function(textarea, config) {\n"
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248 | if not(isEmpty(className)) then
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249 | js = js & " var classRegex = new RegExp('(?:^| )' + '" & className & "' + '(?:$| )');\n"
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250 | js = js & " if (!classRegex.test(textarea.className))\n"
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251 | js = js & " return false;\n"
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252 | end if
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253 | js = js & " CKEDITOR.tools.extend(config, " & (new JSON)( empty, customConfig, false ) & ", true);"
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254 | js = js & "} );"
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255 | end if
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256 |
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257 | out = out & script(js)
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258 |
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259 | if not(returnOutput) then
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260 | response.write out
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261 | out = ""
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262 | end if
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263 |
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264 | replaceAll = out
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265 |
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266 | oInstanceConfig.RemoveAll
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267 | oInstanceEvents.RemoveAll
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268 | end function
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269 |
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270 |
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271 | ''
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272 | ' A Dictionary that holds the %CKEditor configuration for all instances
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273 | ' For the list of available options, see http://docs.cksource.com/ckeditor_api/symbols/CKEDITOR.config.html
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274 | '
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275 | ' Example usage:
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276 | ' @code
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277 | ' editor.config("height") = 400
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278 | ' // Use @@ at the beggining of a string to ouput it without surrounding quotes.
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279 | ' editor.config("width") = "@@screen.width * 0.8"
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280 | ' @endcode
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281 | Public Property Let Config( configKey, configValue )
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282 | oAllInstancesConfig.Add configKey, configValue
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283 | End Property
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284 |
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285 | ''
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286 | ' Configuration options for the next instance
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287 | '
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288 | Public Property Let instanceConfig( configKey, configValue )
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289 | oInstanceConfig.Add configKey, configValue
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290 | End Property
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291 |
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292 | ''
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293 | ' Adds event listener.
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294 | ' Events are fired by %CKEditor in various situations.
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295 | '
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296 | ' @param eventName (string) Event name.
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297 | ' @param javascriptCode (string) Javascript anonymous function or function name.
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298 | '
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299 | ' Example usage:
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300 | ' @code
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301 | ' editor.addEventHandler "instanceReady", "function (ev) { " & _
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302 | ' " alert('Loaded: ' + ev.editor.name); " & _
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303 | ' "}"
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304 | ' @endcode
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305 | '
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306 | public sub addEventHandler(eventName, javascriptCode)
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307 | if not(oAllInstancesEvents.Exists( eventName ) ) then
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308 | oAllInstancesEvents.Add eventName, Array()
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309 | end if
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310 |
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311 | dim listeners, size
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312 | listeners = oAllInstancesEvents( eventName )
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313 | size = ubound(listeners) + 1
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314 | redim preserve listeners(size)
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315 | listeners(size) = javascriptCode
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316 |
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317 | oAllInstancesEvents( eventName ) = listeners
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318 | ' '' Avoid duplicates. fixme...
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319 | ' if (!in_array($javascriptCode, $this->_events[$event])) {
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320 | ' $this->_events[$event][] = $javascriptCode;
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321 | ' }
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322 | end sub
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323 |
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324 | ''
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325 | ' Clear registered event handlers.
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326 | ' Note: this function will have no effect on already created editor instances.
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327 | '
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328 | ' @param eventName (string) Event name, if set to 'empty' all event handlers will be removed.
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329 | '
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330 | public sub clearEventHandlers( eventName )
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331 | if not(isEmpty( eventName )) then
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332 | oAllInstancesEvents.Remove eventName
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333 | else
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334 | oAllInstancesEvents.RemoveAll
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335 | end if
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336 | end sub
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337 |
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338 |
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339 | ''
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340 | ' Adds event listener only for the next instance.
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341 | ' Events are fired by %CKEditor in various situations.
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342 | '
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343 | ' @param eventName (string) Event name.
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344 | ' @param javascriptCode (string) Javascript anonymous function or function name.
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345 | '
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346 | ' Example usage:
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347 | ' @code
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348 | ' editor.addInstanceEventHandler "instanceReady", "function (ev) { " & _
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349 | ' " alert('Loaded: ' + ev.editor.name); " & _
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350 | ' "}"
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351 | ' @endcode
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352 | '
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353 | public sub addInstanceEventHandler(eventName, javascriptCode)
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354 | if not(oInstanceEvents.Exists( eventName ) ) then
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355 | oInstanceEvents.Add eventName, Array()
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356 | end if
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357 |
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358 | dim listeners, size
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359 | listeners = oInstanceEvents( eventName )
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360 | size = ubound(listeners) + 1
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361 | redim preserve listeners(size)
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362 | listeners(size) = javascriptCode
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363 |
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364 | oInstanceEvents( eventName ) = listeners
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365 | ' '' Avoid duplicates. fixme...
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366 | ' if (!in_array($javascriptCode, $this->_events[$event])) {
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367 | ' $this->_events[$event][] = $javascriptCode;
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368 | ' }
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369 | end sub
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370 |
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371 | ''
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372 | ' Clear registered event handlers.
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373 | ' Note: this function will have no effect on already created editor instances.
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374 | '
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375 | ' @param eventName (string) Event name, if set to 'empty' all event handlers will be removed.
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376 | '
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377 | public sub clearInstanceEventHandlers( eventName )
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378 | if not(isEmpty( eventName )) then
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379 | oInstanceEvents.Remove eventName
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380 | else
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381 | oInstanceEvents.RemoveAll
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382 | end if
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383 | end sub
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384 |
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385 | ''
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386 | ' Adds global event listener.
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387 | '
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388 | ' @param event (string) Event name.
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389 | ' @param javascriptCode (string) Javascript anonymous function or function name.
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390 | '
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391 | ' Example usage:
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392 | ' @code
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393 | ' editor.addGlobalEventHandler "dialogDefinition", "function (ev) { " & _
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394 | ' " alert('Loading dialog: ' + ev.data.name); " & _
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395 | ' "}"
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396 | ' @endcode
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397 | '
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398 | public sub addGlobalEventHandler( eventName, javascriptCode)
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399 | if not(oGlobalEvents.Exists( eventName ) ) then
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400 | oGlobalEvents.Add eventName, Array()
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401 | end if
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402 |
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403 | dim listeners, size
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404 | listeners = oGlobalEvents( eventName )
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405 | size = ubound(listeners) + 1
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406 | redim preserve listeners(size)
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407 | listeners(size) = javascriptCode
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408 |
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409 | oGlobalEvents( eventName ) = listeners
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410 |
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411 | ' // Avoid duplicates.
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412 | ' if (!in_array($javascriptCode, $this->_globalEvents[$event])) {
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413 | ' $this->_globalEvents[$event][] = $javascriptCode;
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414 | ' }
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415 | end sub
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416 |
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417 | ''
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418 | ' Clear registered global event handlers.
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419 | ' Note: this function will have no effect if the event handler has been already printed/returned.
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420 | '
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421 | ' @param eventName (string) Event name, if set to 'empty' all event handlers will be removed .
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422 | '
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423 | public sub clearGlobalEventHandlers( eventName )
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424 | if not(isEmpty( eventName )) then
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425 | oGlobalEvents.Remove eventName
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426 | else
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427 | oGlobalEvents.RemoveAll
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428 | end if
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429 | end sub
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430 |
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431 | ''
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432 | ' Prints javascript code.
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433 | '
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434 | ' @param string js
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435 | '
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436 | private function script(js)
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437 | script = "<script type=""text/javascript"">" & _
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438 | "//<![CDATA[" & vbcrlf & _
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439 | js & vbcrlf & _
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440 | "//]]>" & _
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441 | "</script>" & vbcrlf
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442 | end function
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443 |
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444 | ''
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445 | ' Returns the configuration array (global and instance specific settings are merged into one array).
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446 | '
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447 | ' @param instanceConfig (Dictionary) The specific configurations to apply to editor instance.
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448 | ' @param instanceEvents (Dictionary) Event listeners for editor instance.
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449 | '
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450 | private function configSettings()
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451 | dim mergedConfig, mergedEvents
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452 | set mergedConfig = cloneDictionary(oAllInstancesConfig)
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453 | set mergedEvents = cloneDictionary(oAllInstancesEvents)
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454 |
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455 | if not(isEmpty(oInstanceConfig)) then
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456 | set mergedConfig = mergeDictionary(mergedConfig, oInstanceConfig)
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457 | end if
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458 |
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459 | if not(isEmpty(oInstanceEvents)) then
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460 | for each eventName in oInstanceEvents
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461 | code = oInstanceEvents( eventName )
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462 |
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463 | if not(mergedEvents.Exists( eventName)) then
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464 | mergedEvents.Add eventName, code
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465 | else
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466 |
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467 | dim listeners, size
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468 | listeners = mergedEvents( eventName )
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469 | size = ubound(listeners)
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470 | if isArray( code ) then
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471 | addedCount = ubound(code)
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472 | redim preserve listeners( size + addedCount + 1 )
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473 | for i = 0 to addedCount
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474 | listeners(size + i + 1) = code (i)
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475 | next
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476 | else
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477 | size = size + 1
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478 | redim preserve listeners(size)
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479 | listeners(size) = code
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480 | end if
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481 |
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482 | mergedEvents( eventName ) = listeners
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483 | end if
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484 | next
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485 |
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486 | end if
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487 |
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488 | dim i, eventName, handlers, configON, ub, code
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489 |
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490 | if mergedEvents.Count>0 then
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491 | if mergedConfig.Exists( "on" ) then
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492 | set configON = mergedConfig.items( "on" )
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493 | else
|
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494 | set configON = CreateObject("Scripting.Dictionary")
|
---|
495 | mergedConfig.Add "on", configOn
|
---|
496 | end if
|
---|
497 |
|
---|
498 | for each eventName in mergedEvents
|
---|
499 | handlers = mergedEvents( eventName )
|
---|
500 | code = ""
|
---|
501 |
|
---|
502 | if isArray(handlers) then
|
---|
503 | uB = ubound(handlers)
|
---|
504 | if (uB = 0) then
|
---|
505 | code = handlers(0)
|
---|
506 | else
|
---|
507 | code = "function (ev) {"
|
---|
508 | for i=0 to uB
|
---|
509 | code = code & "(" & handlers(i) & ")(ev);"
|
---|
510 | next
|
---|
511 | code = code & "}"
|
---|
512 | end if
|
---|
513 | else
|
---|
514 | code = handlers
|
---|
515 | end if
|
---|
516 | ' Using @@ at the beggining to signal JSON that we don't want this quoted.
|
---|
517 | configON.Add eventName, "@@" & code
|
---|
518 | next
|
---|
519 |
|
---|
520 | ' set mergedConfig.Item("on") = configOn
|
---|
521 | end if
|
---|
522 |
|
---|
523 | set configSettings = mergedConfig
|
---|
524 | end function
|
---|
525 |
|
---|
526 | ''
|
---|
527 | ' Returns a copy of a scripting.dictionary object
|
---|
528 | '
|
---|
529 | private function cloneDictionary( base )
|
---|
530 | dim newOne, tmpKey
|
---|
531 |
|
---|
532 | Set newOne = CreateObject("Scripting.Dictionary")
|
---|
533 | for each tmpKey in base
|
---|
534 | newOne.Add tmpKey , base( tmpKey )
|
---|
535 | next
|
---|
536 |
|
---|
537 | set cloneDictionary = newOne
|
---|
538 | end function
|
---|
539 |
|
---|
540 | ''
|
---|
541 | ' Combines two scripting.dictionary objects
|
---|
542 | ' The base object isn't modified, and extra gets all the properties in base
|
---|
543 | '
|
---|
544 | private function mergeDictionary(base, extra)
|
---|
545 | dim newOne, tmpKey
|
---|
546 |
|
---|
547 | for each tmpKey in base
|
---|
548 | if not(extra.Exists( tmpKey )) then
|
---|
549 | extra.Add tmpKey, base( tmpKey )
|
---|
550 | end if
|
---|
551 | next
|
---|
552 |
|
---|
553 | set mergeDictionary = extra
|
---|
554 | end function
|
---|
555 |
|
---|
556 | ''
|
---|
557 | ' Return global event handlers.
|
---|
558 | '
|
---|
559 | private function returnGlobalEvents()
|
---|
560 | dim out, eventName, handlers
|
---|
561 | dim handlersForEvent, handler, code, i
|
---|
562 | out = ""
|
---|
563 |
|
---|
564 | if (isempty(CKEDITOR_returnedEvents)) then
|
---|
565 | set CKEDITOR_returnedEvents = CreateObject("Scripting.Dictionary")
|
---|
566 | end if
|
---|
567 |
|
---|
568 | for each eventName in oGlobalEvents
|
---|
569 | handlers = oGlobalEvents( eventName )
|
---|
570 |
|
---|
571 | if not(CKEDITOR_returnedEvents.Exists(eventName)) then
|
---|
572 | CKEDITOR_returnedEvents.Add eventName, CreateObject("Scripting.Dictionary")
|
---|
573 | end if
|
---|
574 |
|
---|
575 | set handlersForEvent = CKEDITOR_returnedEvents.Item( eventName )
|
---|
576 |
|
---|
577 | ' handlersForEvent is another dictionary
|
---|
578 | ' and handlers is an array
|
---|
579 |
|
---|
580 | for i = 0 to ubound(handlers)
|
---|
581 | code = handlers( i )
|
---|
582 |
|
---|
583 | ' Return only new events
|
---|
584 | if not(handlersForEvent.Exists( code )) then
|
---|
585 | if (out <> "") then out = out & vbcrlf
|
---|
586 | out = out & "CKEDITOR.on('" & eventName & "', " & code & ");"
|
---|
587 | handlersForEvent.Add code, code
|
---|
588 | end if
|
---|
589 | next
|
---|
590 | next
|
---|
591 |
|
---|
592 | returnGlobalEvents = out
|
---|
593 | end function
|
---|
594 |
|
---|
595 | ''
|
---|
596 | ' Initializes CKEditor (executed only once).
|
---|
597 | '
|
---|
598 | private function init()
|
---|
599 | dim out, args, path, extraCode, file
|
---|
600 | out = ""
|
---|
601 |
|
---|
602 | if (CKEDITOR_initComplete) then
|
---|
603 | init = ""
|
---|
604 | exit function
|
---|
605 | end if
|
---|
606 |
|
---|
607 | if (initialized) then
|
---|
608 | CKEDITOR_initComplete = true
|
---|
609 | init = ""
|
---|
610 | exit function
|
---|
611 | end if
|
---|
612 |
|
---|
613 | args = ""
|
---|
614 | path = ckeditorPath()
|
---|
615 |
|
---|
616 | if (timestamp <> "") and (timestamp <> "%" & "TIMESTAMP%") then
|
---|
617 | args = "?t=" & timestamp
|
---|
618 | end if
|
---|
619 |
|
---|
620 | ' Skip relative paths...
|
---|
621 | if (instr(path, "..") <> 0) then
|
---|
622 | out = out & script("window.CKEDITOR_BASEPATH='" & path & "';")
|
---|
623 | end if
|
---|
624 |
|
---|
625 | out = out & "<scr" & "ipt type=""text/javascript"" src=""" & path & ckeditorFileName() & args & """></scr" & "ipt>" & vbcrlf
|
---|
626 |
|
---|
627 | extraCode = ""
|
---|
628 | if (timestamp <> mTimeStamp) then
|
---|
629 | extraCode = extraCode & "CKEDITOR.timestamp = '" & timestamp & "';"
|
---|
630 | end if
|
---|
631 | if (extraCode <> "") then
|
---|
632 | out = out & script(extraCode)
|
---|
633 | end if
|
---|
634 |
|
---|
635 | CKEDITOR_initComplete = true
|
---|
636 | initialized = true
|
---|
637 |
|
---|
638 | init = out
|
---|
639 | end function
|
---|
640 |
|
---|
641 | private function ckeditorFileName()
|
---|
642 | ckeditorFileName = "ckeditor.js"
|
---|
643 | end function
|
---|
644 |
|
---|
645 | ''
|
---|
646 | ' Return path to ckeditor.js.
|
---|
647 | '
|
---|
648 | private function ckeditorPath()
|
---|
649 | if (basePath <> "") then
|
---|
650 | ckeditorPath = basePath
|
---|
651 | else
|
---|
652 | ' In classic ASP we can't get the location of this included script
|
---|
653 | ckeditorPath = "/ckeditor/"
|
---|
654 | end if
|
---|
655 |
|
---|
656 | ' Try to check if that folder contains the CKEditor files:
|
---|
657 | ' If it's a full URL avoid checking it as it might point to an external server.
|
---|
658 | if (instr(ckeditorPath, "://") <> 0) then exit function
|
---|
659 |
|
---|
660 | dim filename, oFSO, exists
|
---|
661 | filename = server.mapPath(basePath & ckeditorFileName())
|
---|
662 | set oFSO = Server.CreateObject("Scripting.FileSystemObject")
|
---|
663 | exists = oFSO.FileExists(filename)
|
---|
664 | set oFSO = nothing
|
---|
665 |
|
---|
666 | if not(exists) then
|
---|
667 | response.clear
|
---|
668 | response.write "<h1>CKEditor path validation failed</h1>"
|
---|
669 | response.write "<p>The path "" & ckeditorPath & "" doesn't include the CKEditor main file (" & ckeditorFileName() & ")</p>"
|
---|
670 | response.write "<p>Please, verify that you have set it correctly and/or adjust the 'basePath' property</p>"
|
---|
671 | response.write "<p>Checked for physical file: "" & filename & ""</p>"
|
---|
672 | response.end
|
---|
673 | end if
|
---|
674 | end function
|
---|
675 |
|
---|
676 | End Class
|
---|
677 |
|
---|
678 |
|
---|
679 |
|
---|
680 | ' URL: http://www.webdevbros.net/2007/04/26/generate-json-from-asp-datatypes/
|
---|
681 | '**************************************************************************************************************
|
---|
682 | '' @CLASSTITLE: JSON
|
---|
683 | '' @CREATOR: Michal Gabrukiewicz (gabru at grafix.at), Michael Rebec
|
---|
684 | '' @CONTRIBUTORS: - Cliff Pruitt (opensource at crayoncowboy.com)
|
---|
685 | '' - Sylvain Lafontaine
|
---|
686 | '' - Jef Housein
|
---|
687 | '' - Jeremy Brown
|
---|
688 | '' @CREATEDON: 2007-04-26 12:46
|
---|
689 | '' @CDESCRIPTION: Comes up with functionality for JSON (http://json.org) to use within ASP.
|
---|
690 | '' Correct escaping of characters, generating JSON Grammer out of ASP datatypes and structures
|
---|
691 | '' Some examples (all use the <em>toJSON()</em> method but as it is the class' default method it can be left out):
|
---|
692 | '' <code>
|
---|
693 | '' <%
|
---|
694 | '' 'simple number
|
---|
695 | '' output = (new JSON)("myNum", 2, false)
|
---|
696 | '' 'generates {"myNum": 2}
|
---|
697 | ''
|
---|
698 | '' 'array with different datatypes
|
---|
699 | '' output = (new JSON)("anArray", array(2, "x", null), true)
|
---|
700 | '' 'generates "anArray": [2, "x", null]
|
---|
701 | '' '(note: the last parameter was true, thus no surrounding brackets in the result)
|
---|
702 | '' % >
|
---|
703 | '' </code>
|
---|
704 | '' @REQUIRES: -
|
---|
705 | '' @OPTIONEXPLICIT: yes
|
---|
706 | '' @VERSION: 1.5.1
|
---|
707 |
|
---|
708 | '**************************************************************************************************************
|
---|
709 | class JSON
|
---|
710 |
|
---|
711 | 'private members
|
---|
712 | private output, innerCall
|
---|
713 |
|
---|
714 | '**********************************************************************************************************
|
---|
715 | '* constructor
|
---|
716 | '**********************************************************************************************************
|
---|
717 | public sub class_initialize()
|
---|
718 | newGeneration()
|
---|
719 | end sub
|
---|
720 |
|
---|
721 | '******************************************************************************************
|
---|
722 | '' @SDESCRIPTION: STATIC! takes a given string and makes it JSON valid
|
---|
723 | '' @DESCRIPTION: all characters which needs to be escaped are beeing replaced by their
|
---|
724 | '' unicode representation according to the
|
---|
725 | '' RFC4627#2.5 - http://www.ietf.org/rfc/rfc4627.txt?number=4627
|
---|
726 | '' @PARAM: val [string]: value which should be escaped
|
---|
727 | '' @RETURN: [string] JSON valid string
|
---|
728 | '******************************************************************************************
|
---|
729 | public function escape(val)
|
---|
730 | dim cDoubleQuote, cRevSolidus, cSolidus
|
---|
731 | cDoubleQuote = &h22
|
---|
732 | cRevSolidus = &h5C
|
---|
733 | cSolidus = &h2F
|
---|
734 | dim i, currentDigit
|
---|
735 | for i = 1 to (len(val))
|
---|
736 | currentDigit = mid(val, i, 1)
|
---|
737 | if ascw(currentDigit) > &h00 and ascw(currentDigit) < &h1F then
|
---|
738 | currentDigit = escapequence(currentDigit)
|
---|
739 | elseif ascw(currentDigit) >= &hC280 and ascw(currentDigit) <= &hC2BF then
|
---|
740 | currentDigit = "\u00" + right(padLeft(hex(ascw(currentDigit) - &hC200), 2, 0), 2)
|
---|
741 | elseif ascw(currentDigit) >= &hC380 and ascw(currentDigit) <= &hC3BF then
|
---|
742 | currentDigit = "\u00" + right(padLeft(hex(ascw(currentDigit) - &hC2C0), 2, 0), 2)
|
---|
743 | else
|
---|
744 | select case ascw(currentDigit)
|
---|
745 | case cDoubleQuote: currentDigit = escapequence(currentDigit)
|
---|
746 | case cRevSolidus: currentDigit = escapequence(currentDigit)
|
---|
747 | case cSolidus: currentDigit = escapequence(currentDigit)
|
---|
748 | end select
|
---|
749 | end if
|
---|
750 | escape = escape & currentDigit
|
---|
751 | next
|
---|
752 | end function
|
---|
753 |
|
---|
754 | '******************************************************************************************************************
|
---|
755 | '' @SDESCRIPTION: generates a representation of a name value pair in JSON grammer
|
---|
756 | '' @DESCRIPTION: It generates a name value pair which is represented as <em>{"name": value}</em> in JSON.
|
---|
757 | '' the generation is fully recursive. Thus the value can also be a complex datatype (array in dictionary, etc.) e.g.
|
---|
758 | '' <code>
|
---|
759 | '' <%
|
---|
760 | '' set j = new JSON
|
---|
761 | '' j.toJSON "n", array(RS, dict, false), false
|
---|
762 | '' j.toJSON "n", array(array(), 2, true), false
|
---|
763 | '' % >
|
---|
764 | '' </code>
|
---|
765 | '' @PARAM: name [string]: name of the value (accessible with javascript afterwards). leave empty to get just the value
|
---|
766 | '' @PARAM: val [variant], [int], [float], [array], [object], [dictionary]: value which needs
|
---|
767 | '' to be generated. Conversation of the data types is as follows:<br>
|
---|
768 | '' - <strong>ASP datatype -> JavaScript datatype</strong>
|
---|
769 | '' - NOTHING, NULL -> null
|
---|
770 | '' - INT, DOUBLE -> number
|
---|
771 | '' - STRING -> string
|
---|
772 | '' - BOOLEAN -> bool
|
---|
773 | '' - ARRAY -> array
|
---|
774 | '' - DICTIONARY -> Represents it as name value pairs. Each key is accessible as property afterwards. json will look like <code>"name": {"key1": "some value", "key2": "other value"}</code>
|
---|
775 | '' - <em>multidimensional array</em> -> Generates a 1-dimensional array (flat) with all values of the multidimensional array
|
---|
776 | '' - <em>request</em> object -> every property and collection (cookies, form, querystring, etc) of the asp request object is exposed as an item of a dictionary. Property names are <strong>lowercase</strong>. e.g. <em>servervariables</em>.
|
---|
777 | '' - OBJECT -> name of the type (if unknown type) or all its properties (if class implements <em>reflect()</em> method)
|
---|
778 | '' Implement a <strong>reflect()</strong> function if you want your custom classes to be recognized. The function must return
|
---|
779 | '' a dictionary where the key holds the property name and the value its value. Example of a reflect function within a User class which has firstname and lastname properties
|
---|
780 | '' <code>
|
---|
781 | '' <%
|
---|
782 | '' function reflect()
|
---|
783 | '' . set reflect = server.createObject("scripting.dictionary")
|
---|
784 | '' . reflect.add "firstname", firstname
|
---|
785 | '' . reflect.add "lastname", lastname
|
---|
786 | '' end function
|
---|
787 | '' % >
|
---|
788 | '' </code>
|
---|
789 | '' Example of how to generate a JSON representation of the asp request object and access the <em>HTTP_HOST</em> server variable in JavaScript:
|
---|
790 | '' <code>
|
---|
791 | '' <script>alert(<%= (new JSON)(empty, request, false) % >.servervariables.HTTP_HOST);</script>
|
---|
792 | '' </code>
|
---|
793 | '' @PARAM: nested [bool]: indicates if the name value pair is already nested within another? if yes then the <em>{}</em> are left out.
|
---|
794 | '' @RETURN: [string] returns a JSON representation of the given name value pair
|
---|
795 | '******************************************************************************************************************
|
---|
796 | public default function toJSON(name, val, nested)
|
---|
797 | if not nested and not isEmpty(name) then write("{")
|
---|
798 | if not isEmpty(name) then write("""" & escape(name) & """: ")
|
---|
799 | generateValue(val)
|
---|
800 | if not nested and not isEmpty(name) then write("}")
|
---|
801 | toJSON = output
|
---|
802 |
|
---|
803 | if innerCall = 0 then newGeneration()
|
---|
804 | end function
|
---|
805 |
|
---|
806 | '******************************************************************************************************************
|
---|
807 | '* generate
|
---|
808 | '******************************************************************************************************************
|
---|
809 | private function generateValue(val)
|
---|
810 | if isNull(val) then
|
---|
811 | write("null")
|
---|
812 | elseif isArray(val) then
|
---|
813 | generateArray(val)
|
---|
814 | elseif isObject(val) then
|
---|
815 | dim tName : tName = typename(val)
|
---|
816 | if val is nothing then
|
---|
817 | write("null")
|
---|
818 | elseif tName = "Dictionary" or tName = "IRequestDictionary" then
|
---|
819 | generateDictionary(val)
|
---|
820 | elseif tName = "IRequest" then
|
---|
821 | set req = server.createObject("scripting.dictionary")
|
---|
822 | req.add "clientcertificate", val.ClientCertificate
|
---|
823 | req.add "cookies", val.cookies
|
---|
824 | req.add "form", val.form
|
---|
825 | req.add "querystring", val.queryString
|
---|
826 | req.add "servervariables", val.serverVariables
|
---|
827 | req.add "totalbytes", val.totalBytes
|
---|
828 | generateDictionary(req)
|
---|
829 | elseif tName = "IStringList" then
|
---|
830 | if val.count = 1 then
|
---|
831 | toJSON empty, val(1), true
|
---|
832 | else
|
---|
833 | generateArray(val)
|
---|
834 | end if
|
---|
835 | else
|
---|
836 | generateObject(val)
|
---|
837 | end if
|
---|
838 | else
|
---|
839 | 'bool
|
---|
840 | dim varTyp
|
---|
841 | varTyp = varType(val)
|
---|
842 | if varTyp = 11 then
|
---|
843 | if val then write("true") else write("false")
|
---|
844 | 'int, long, byte
|
---|
845 | elseif varTyp = 2 or varTyp = 3 or varTyp = 17 or varTyp = 19 then
|
---|
846 | write(cLng(val))
|
---|
847 | 'single, double, currency
|
---|
848 | elseif varTyp = 4 or varTyp = 5 or varTyp = 6 or varTyp = 14 then
|
---|
849 | write(replace(cDbl(val), ",", "."))
|
---|
850 | else
|
---|
851 | ' Using @@ at the beggining to signal JSON that we don't want this quoted.
|
---|
852 | if left(val, 2) = "@@" then
|
---|
853 | write( mid( val, 3 ) )
|
---|
854 | else
|
---|
855 | write("""" & escape(val & "") & """")
|
---|
856 | end if
|
---|
857 | end if
|
---|
858 | end if
|
---|
859 | generateValue = output
|
---|
860 | end function
|
---|
861 |
|
---|
862 | '******************************************************************************************************************
|
---|
863 | '* generateArray
|
---|
864 | '******************************************************************************************************************
|
---|
865 | private sub generateArray(val)
|
---|
866 | dim item, i
|
---|
867 | write("[")
|
---|
868 | i = 0
|
---|
869 | 'the for each allows us to support also multi dimensional arrays
|
---|
870 | for each item in val
|
---|
871 | if i > 0 then write(",")
|
---|
872 | generateValue(item)
|
---|
873 | i = i + 1
|
---|
874 | next
|
---|
875 | write("]")
|
---|
876 | end sub
|
---|
877 |
|
---|
878 | '******************************************************************************************************************
|
---|
879 | '* generateDictionary
|
---|
880 | '******************************************************************************************************************
|
---|
881 | private sub generateDictionary(val)
|
---|
882 | innerCall = innerCall + 1
|
---|
883 | if val.count = 0 then
|
---|
884 | toJSON empty, null, true
|
---|
885 | exit sub
|
---|
886 | end if
|
---|
887 | dim key, i
|
---|
888 | write("{")
|
---|
889 | i = 0
|
---|
890 | for each key in val
|
---|
891 | if i > 0 then write(",")
|
---|
892 | toJSON key, val(key), true
|
---|
893 | i = i + 1
|
---|
894 | next
|
---|
895 | write("}")
|
---|
896 | innerCall = innerCall - 1
|
---|
897 | end sub
|
---|
898 |
|
---|
899 | '******************************************************************************************************************
|
---|
900 | '* generateObject
|
---|
901 | '******************************************************************************************************************
|
---|
902 | private sub generateObject(val)
|
---|
903 | dim props
|
---|
904 | on error resume next
|
---|
905 | set props = val.reflect()
|
---|
906 | if err = 0 then
|
---|
907 | on error goto 0
|
---|
908 | innerCall = innerCall + 1
|
---|
909 | toJSON empty, props, true
|
---|
910 | innerCall = innerCall - 1
|
---|
911 | else
|
---|
912 | on error goto 0
|
---|
913 | write("""" & escape(typename(val)) & """")
|
---|
914 | end if
|
---|
915 | end sub
|
---|
916 |
|
---|
917 | '******************************************************************************************************************
|
---|
918 | '* newGeneration
|
---|
919 | '******************************************************************************************************************
|
---|
920 | private sub newGeneration()
|
---|
921 | output = empty
|
---|
922 | innerCall = 0
|
---|
923 | end sub
|
---|
924 |
|
---|
925 | '******************************************************************************************
|
---|
926 | '* JsonEscapeSquence
|
---|
927 | '******************************************************************************************
|
---|
928 | private function escapequence(digit)
|
---|
929 | escapequence = "\u00" + right(padLeft(hex(ascw(digit)), 2, 0), 2)
|
---|
930 | end function
|
---|
931 |
|
---|
932 | '******************************************************************************************
|
---|
933 | '* padLeft
|
---|
934 | '******************************************************************************************
|
---|
935 | private function padLeft(value, totalLength, paddingChar)
|
---|
936 | padLeft = right(clone(paddingChar, totalLength) & value, totalLength)
|
---|
937 | end function
|
---|
938 |
|
---|
939 | '******************************************************************************************
|
---|
940 | '* clone
|
---|
941 | '******************************************************************************************
|
---|
942 | private function clone(byVal str, n)
|
---|
943 | dim i
|
---|
944 | for i = 1 to n : clone = clone & str : next
|
---|
945 | end function
|
---|
946 |
|
---|
947 | '******************************************************************************************
|
---|
948 | '* write
|
---|
949 | '******************************************************************************************
|
---|
950 | private sub write(val)
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951 | output = output & val
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952 | end sub
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953 |
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954 | end class
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955 | %>
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