{{groovy}}
import org.xwiki.text.StringUtils;
import java.util.Arrays;

def DEFAULT_CONTENT = "// Define changes to default configuration here. For example:\n" +
       "// config.uiColor = '#AADC6E';\n" +
       "// config.linkShowTargetTab = true;";
def DEFAULT_CONTENT_2 = "// Define changes to default configuration here. For example:\n" +
       "// config.language = 'fr';\n" +
       "// config.uiColor = '#AADC6E';"
def DEFAULT_CONTENT_ARRAY = Arrays.asList(DEFAULT_CONTENT, DEFAULT_CONTENT_2);

for (def wiki : services.wiki.getAll()) {
    println("* Handling wiki [$wiki.id]");
    xcontext.getContext().setDatabase(wiki.getId());

   def configDocument = xwiki.getDocument('CKEditor.Config');
   boolean needSave = false;
   if (!configDocument.isHidden()) {
        needSave = true;
   }
   def configObject = configDocument.getObject('CKEditor.ConfigClass', true);
   def existingContent = configObject.getValue('advanced');

   if (!configDocument.isNew() && StringUtils.isNotBlank(existingContent)
           && !existingContent.contains('config.versionCheck')
           && !DEFAULT_CONTENT_ARRAY.contains(existingContent.replaceAll("\\r\\n", "\\n"))) {
        println ('ERROR: There is already a custom configuration.');
       // Print debug infos
       println ('{{code}}' + existingContent + '{{/code}}');
   } else {
        existingContent = StringUtils.isNotBlank(existingContent) ? existingContent + '\r\n' : '';
       if (!existingContent.contains('config.versionCheck')) {
            existingContent += 'config.versionCheck = false;'
            configObject.set('advanced', existingContent);
            needSave = true;
       } else {
            println('Configuration has already been updated!');
       }
   }
   if (needSave) {
        configDocument.setHidden(true);
        configDocument.setMinorEdit(true);
        configDocument.save();
        println('Configuration has been updated!');
   }
}
{{/groovy}}

{{velocity}}
#set($wikiIds = $services.wiki.getAllIds())
#foreach($wikiId in $wikiIds)
 #set($configDoc = $xwiki.getDocument("${wikiId}:CKEditor.Config"))
 ## retrieve existing config object or create a new one
 #set($configObj = $configDoc.getObject('CKEditor.ConfigClass',true))
  $configDoc.use($configObj)
 #set($advanced = $configDoc.getValue('advanced'))
 ## If not already done, remove existing definitions and append the right one
 #if(!$advanced.contains("config.versionCheck = false;"))
   #if($advanced.contains("config.versionCheck"))
     #set($advanced = $advanced.replaceAll("config.versionCheck.*;",""))
   #end
    $configDoc.set('advanced',
   "${advanced}
config.versionCheck = false;")
    $configDoc.save("versionCheck in CKEditor.Config set to false")
 #end
#end
{{/velocity}}