#TYPO3 add required message for empty field in Extension #cal width #fe_editing

cal_fe_editing.ts

# add message marker in title 
plugin.tx_cal_controller.view.create_event.title_stdWrap {
	dataWrap = <div class="form-group"><label for="title">%%%WHAT%%%:</label>###TITLE_REQUIRED### ###TITLE_CONSTRAIN###<input class="form-control" type="text" value="|" size="40" name="tx_cal_controller[title]" id="title" /></div>
	htmlSpecialChars = 1
}

# add rule for message if field empty
plugin.tx_cal_controller.rights.create.event.fields.title {
  required = 0
  constrain {
    1 {
      rule = regexp
      regexp = /.+/
      message = TEXT
      message {
        dataWrap =  <span class="constrain">Bitte füllen Sie das Feld Titel aus</span>
      }
    }
  }
}