L 8 question texts can be too long restored

src/main/java/de/imi/mopat/validator/QuestionDTOValidator.java

@@ -25,6 +25,7 @@ public class QuestionDTOValidator implements Validator {
 
     private static final String MIN_NUMBER_ANSWERS = "minNumberAnswers";
     private static final String MAX_NUMBER_ANSWERS = "maxNumberAnswers";
+    private static final int MAX_QUESTION_TEXT_LENGTH = 2_000;
     @Autowired
     private SelectAnswerDTOValidator selectAnswerDTOValidator;
     @Autowired
@@ -56,7 +57,7 @@ public void validate(final Object target, final Errors errors) {
         // [bt] now it's my time to validate the more complex stuff
         QuestionDTO questionDTO = (QuestionDTO) target;
 
-        // [sw] Check if any added language contains an empty questionText
+        // [sw] Check if any added language contains an empty or too long questionText
         for (Map.Entry<String, String> entry : questionDTO.getLocalizedQuestionText().entrySet()) {
             if (entry.getValue() == null || entry.getValue().trim().isEmpty() || Pattern.matches(
                 "<p>(<p>|</p>|\\s|&nbsp;|<br>)+<\\/p>", entry.getValue())) {
@@ -72,6 +73,11 @@ public void validate(final Object target, final Errors errors) {
                         messageSource.getMessage("question.error" + ".questionTextIsNull",
                             new Object[]{}, LocaleContextHolder.getLocale()));
                 }
+            } else if(getVisibleText(entry.getValue()).length() > MAX_QUESTION_TEXT_LENGTH){
+                errors.rejectValue("localizedQuestionText[" + entry.getKey() + "]",
+                        MoPatValidator.ERRORCODE_ERRORMESSAGE,
+                        messageSource.getMessage("question.error.questionTextTooLong",
+                                new Object[]{getVisibleText(entry.getValue()).length(),MAX_QUESTION_TEXT_LENGTH}, LocaleContextHolder.getLocale()));
             }
         }
 
@@ -234,4 +240,28 @@ public void validate(final Object target, final Errors errors) {
                 break;
         }
     }
+
+    // A utility function to remove all HTML tags when counting the characters in a text
+    public static String getVisibleText(String html) {
+        if (html == null || html.isEmpty()) {
+            return "";
+        }
+
+        String text = html
+                .replace("\r\n", "\n")
+                .replace("\r", "\n");
+
+        text = text.replaceAll("(?i)<br\\s*/?>", "\n");
+        text = text.replaceAll("(?i)</(?:div|p|li|h[1-6])\\s*>", "\n");
+        text = text.replaceAll("(?s)<[^>]+>", "");
+
+        text = text.replace("&nbsp;", " ");
+        text = text.replace("&amp;", "&");
+        text = text.replace("&lt;", "<");
+        text = text.replace("&gt;", ">");
+        text = text.replace("&quot;", "\"");
+        text = text.replace("&#39;", "'");
+
+        return text.replaceAll("\n{3,}", "\n\n").trim();
+    }
 }

src/main/java/de/imi/mopat/validator/QuestionnaireDTOValidator.java

@@ -20,12 +20,15 @@
 @Component
 public class QuestionnaireDTOValidator implements Validator {
 
+    private static final int MAX_DESCRIPTION_TEXT_LENGTH = 2_000;
+
     @Autowired
     private MessageSource messageSource;
 
     @Autowired
     private QuestionnaireDao questionnaireDao;
 
+
     @Override
     public boolean supports(final Class<?> type) {
         return QuestionnaireDTO.class.isAssignableFrom(type);
@@ -56,6 +59,15 @@ public void validate(final Object o, final Errors errors) {
                     LocaleContextHolder.getLocale()));
         }
 
+        // Check if the description text is too long
+        int visibleDescpriptionLength = getVisibleText(questionnaireDTO.getDescription()).length();
+        if(visibleDescpriptionLength > MAX_DESCRIPTION_TEXT_LENGTH){
+            errors.rejectValue("description",
+                    MoPatValidator.ERRORCODE_ERRORMESSAGE,
+                    messageSource.getMessage("question.error.questionTextTooLong",
+                            new Object[]{visibleDescpriptionLength, MAX_DESCRIPTION_TEXT_LENGTH}, LocaleContextHolder.getLocale()));
+        }
+
         // [sw] Check if any added language contains an empty questionText
         for (Map.Entry<String, String> entry : questionnaireDTO.getLocalizedDisplayName()
             .entrySet()) {
@@ -124,4 +136,28 @@ public void validate(final Object o, final Errors errors) {
             }
         }
     }
+
+    // A utility function to remove all HTML tags when counting the characters in a text
+    public static String getVisibleText(String html) {
+        if (html == null || html.isEmpty()) {
+            return "";
+        }
+
+        String text = html
+                .replace("\r\n", "\n")
+                .replace("\r", "\n");
+
+        text = text.replaceAll("(?i)<br\\s*/?>", "\n");
+        text = text.replaceAll("(?i)</(?:div|p|li|h[1-6])\\s*>", "\n");
+        text = text.replaceAll("(?s)<[^>]+>", "");
+
+        text = text.replace("&nbsp;", " ");
+        text = text.replace("&amp;", "&");
+        text = text.replace("&lt;", "<");
+        text = text.replace("&gt;", ">");
+        text = text.replace("&quot;", "\"");
+        text = text.replace("&#39;", "'");
+
+        return text.replaceAll("\n{3,}", "\n\n").trim();
+    }
 }

src/main/resources/message/messages.properties

@@ -734,6 +734,7 @@ question.error.noValidScoreMinMax=It is not possible to give exactly one answer.
 question.error.noValidScoreQuestionType=A question type has been selected that does not support score calculation. If you save the question, all scores that contain this question will be deleted. Do you really want to save the question?
 question.error.notModifiable=This question is not editable due to already existing responses from surveys
 question.error.questionTextIsNull=The localized question text is required
+question.error.questionTextTooLong=The question text contains {0} characters and exceeds the maximum of {1} characters.
 question.error.sliderDifferenceMaxMinNotDivisibleByStepsize=The difference between max and min values is not divisible without remainder by the step size
 question.error.sliderStepsizeLessOrEqualToZero=The stepsize should not be less or equal to 0
 question.heading.editQuestion=Edit question

src/main/resources/message/messages_de_DE.properties

@@ -743,6 +743,7 @@ question.error.noValidScoreMinMax=Es kann nicht genau eine Antwortm\u00f6glichke
 question.error.noValidScoreQuestionType=Es wurde ein Fragetyp ausgew\u00e4hlt, der keine Scoreberechnung unterst\u00fctzt. Wenn Sie die Frage speichern, werden somit alle Scores, die diese Frage enthalten gel\u00f6scht. Wollen Sie die Frage wirklich speichern?
 question.error.notModifiable=Diese Frage ist nicht editierbar, da bereits Antworten in Befragungen gegeben wurden
 question.error.questionTextIsNull=Die Frage ben\u00f6tigt einen lokalisierten Fragetext
+question.error.questionTextTooLong=Der Fragetext hat {0} Zeichen und \u00fcberschreitet das Maximum von {1} Zeichen.
 question.error.sliderDifferenceMaxMinNotDivisibleByStepsize=Der Abstand zwischen Minimum und Maximum ist nicht restlos durch die Schrittweite teilbar
 question.error.sliderStepsizeLessOrEqualToZero=Die Schrittgr\u00f6\u00dfe darf nicht kleiner oder gleich 0 sein
 question.heading.editQuestion=Frage bearbeiten

src/main/resources/message/messages_en_GB.properties

@@ -734,6 +734,7 @@ question.error.noValidScoreMinMax=It is not possible to give exactly one answer.
 question.error.noValidScoreQuestionType=A question type has been selected that does not support score calculation. If you save the question, all scores that contain this question will be deleted. Do you really want to save the question?
 question.error.notModifiable=This question is not editable due to already existing responses from surveys
 question.error.questionTextIsNull=The localized question text is required
+question.error.questionTextTooLong=The question text contains {0} characters and exceeds the maximum of {1} characters.
 question.error.sliderDifferenceMaxMinNotDivisibleByStepsize=The difference between max and min values is not divisible without remainder by the step size
 question.error.sliderStepsizeLessOrEqualToZero=The stepsize should not be less or equal to 0
 question.heading.editQuestion=Edit question

src/main/resources/message/messages_es_ES.properties

@@ -651,6 +651,7 @@ question.error.noValidScoreMinMax=No puede incluirse solamente una opci\u00f3n c
 question.error.noValidScoreQuestionType=Ha seleccionado un tipo de pregunta que no soporta el c\u00e1lculo de puntuaciones. Cuando guarde la pregunta, las puntuaciones asignadas a ella ser\u00e1n borradas.Est\u00e1 seguro/a de que desea guardar los cambios? 
 question.error.notModifiable=Esta pregunta no es editable debido a que ya existen respuestas
 question.error.questionTextIsNull=Se requiere texto para la pregunta
+question.error.questionTextTooLong=El texto de la pregunta contiene {0} caracteres y supera el m\u00e1ximo de {1} caracteres.
 question.error.sliderDifferenceMaxMinNotDivisibleByStepsize=La diferencia entre los valores m\u00e1x y m\u00edn no es divisible entre el tama\u00f1o de salto
 question.error.sliderStepsizeLessOrEqualToZero=El tama\u00f1o de salto debe ser mayor o igual que 0
 question.heading.editQuestion=Editar pregunta

src/main/webapp/WEB-INF/question/edit.html

@@ -1346,6 +1346,20 @@
 						$(this).attr("disabled", true);
 					}
 				});
+
+				// Überwachung der WYSIWYG-Editoren auf maximale Länge
+				$(document).on('keydown', '.note-editable', function(e) {
+					var currentLength = $(this).text().length;
+					if (currentLength >= 1500) {
+						// Verhindere die Eingabe, wenn 1500 Zeichen erreicht sind
+						// (Ausnahme: Backspace/Delete Taste erlauben)
+						console.log("Textlaenge ueberschritten")
+						if (e.keyCode !== 8 && e.keyCode !== 46) {
+							e.preventDefault();
+							alert("Maximale Länge von 1500 Zeichen erreicht!");
+						}
+					}
+				});
 			});
 
 			/*[- Reduce the size of multiple choice answers to 98% for the move buttons -]*/