SEBSERV-527

src/main/java/ch/ethz/seb/sebserver/webservice/servicelayer/sebconfig/impl/ExamConfigXMLParser.java

@@ -76,6 +76,11 @@ public class ExamConfigXMLParser extends DefaultHandler {
             "whitelistURLFilter",
             "URLFilterIgnoreList"));
 
+    private static final Set<String> DECIMAL_TYPES = Utils.immutableSetOf(Arrays.asList(
+            "defaultPageZoomLevel",
+            "defaultTextZoomLevel",
+            "screenProctoringImageDownscale"));
+
     private static final Set<String> VALUE_ELEMENTS = Utils.immutableSetOf(Arrays.asList(
             Constants.XML_PLIST_BOOLEAN_FALSE,
             Constants.XML_PLIST_BOOLEAN_TRUE,
@@ -456,8 +461,7 @@ public class ExamConfigXMLParser extends DefaultHandler {
                 }
             }
             case INTEGER:
-            case RADIO_SELECTION:
+            case RADIO_SELECTION: {
-            case SINGLE_SELECTION: {
                 try {
                     Integer.parseInt(value);
                     return value;
@@ -470,6 +474,33 @@ public class ExamConfigXMLParser extends DefaultHandler {
                     return attribute.defaultValue;
                 }
             }
+            case SINGLE_SELECTION: {
+                if (DECIMAL_TYPES.contains(attribute.name)) {
+                    try {
+                        Double.parseDouble(value);
+                        return value;
+                    } catch (final Exception e) {
+                        log.warn(
+                                "Invalid attribute value detected. Name: {} type: {} value: {} : import with default value for this attribute",
+                                attribute.name,
+                                attribute.type,
+                                value);
+                        return attribute.defaultValue;
+                    }
+                } else {
+                    try {
+                        Integer.parseInt(value);
+                        return value;
+                    } catch (final Exception e) {
+                        log.warn(
+                                "Invalid attribute value detected. Name: {} type: {} value: {} : import with default value for this attribute",
+                                attribute.name,
+                                attribute.type,
+                                value);
+                        return attribute.defaultValue;
+                    }
+                }
+            }
             case DECIMAL: {
                 try {
                     Double.parseDouble(value);

src/main/java/ch/ethz/seb/sebserver/webservice/servicelayer/sebconfig/impl/converter/RealNumberConverter.java

@@ -90,9 +90,10 @@ public class RealNumberConverter implements AttributeValueConverter {
             realVal = 0;
         }
 
-        // NOTE: this is a special case for screenProctoringImageDownscale selector to get the selected real value
+        // NOTE: this is a special case for screenProctoringImageDownscale legacy data. See SEBSERV-527
-        //       from the selection-index instead using the index. See SEBSERV-527
+        // Legacy data do not affect production data but only testing data so far.
-        if ("screenProctoringImageDownscale".equals(attribute.name)) {
+        // TODO this can be removed after release of 2.0
+        if ("screenProctoringImageDownscale".equals(attribute.name) && realVal > 2.0) {
             realVal = realVal / 10.0 + 1.0;
         }
 

src/main/resources/config/sql/base/V28__migration_task1_v2_0.sql

@@ -28,3 +28,9 @@ ADD COLUMN IF NOT EXISTS `client_configuration_id` BIGINT NULL;
 UPDATE orientation SET y_position=21 WHERE config_attribute_id=1578 AND template_id=0;
 INSERT IGNORE INTO orientation (config_attribute_id, template_id, view_id, group_id, x_position, y_position, width, height, title) VALUES
     (1201, 0, 9, 'clipboardPolicy', 7, 18, 5, 2, 'NONE');
+
+-- ----------------------------------------------------------------
+-- Fix SEBSERV-527
+-- ----------------------------------------------------------------
+
+UPDATE configuration_attribute SET resources='1.0,1.1,1.2,1.3,1.4,1.5,1.6,1.7,1.8,1.9,2.0', default_value='1.0' WHERE name='screenProctoringImageDownscale';