NEW Allow skipping validation on write

src/ORM/DataObject.php

@@ -1345,7 +1345,7 @@ public function populateDefaults()
      *
      * @return ValidationException Exception generated by this write, or null if valid
      */
-    protected function validateWrite()
+    protected function validateWrite(bool $skipValidation = false)
     {
         if ($this->ObsoleteClassName) {
             return new ValidationException(
@@ -1354,6 +1354,10 @@ protected function validateWrite()
             );
         }
 
+        if ($skipValidation) {
+            return null;
+        }
+
         // Note: Validation can only be disabled at the global level, not per-model
         if (DataObject::config()->uninherited('validation_enabled')) {
             $result = $this->validate();
@@ -1369,10 +1373,10 @@ protected function validateWrite()
      *
      * @throws ValidationException
      */
-    protected function preWrite()
+    protected function preWrite(bool $skipValidation = false)
     {
         // Validate this object
-        if ($writeException = $this->validateWrite()) {
+        if ($writeException = $this->validateWrite($skipValidation)) {
             // Used by DODs to clean up after themselves, eg, Versioned
             $this->invokeWithExtensions('onAfterSkippedWrite');
             throw $writeException;
@@ -1560,15 +1564,16 @@ protected function writeManipulation($baseTable, $now, $isNewRecord)
      *                      {@link getManyManyComponents()}. Default to `false`. The parameter can also be provided in
      *                      the form of an array: `['recursive' => true, skip => ['Page'=>[1,2,3]]`. This avoid infinite
      *                      loops when one DataObject are components of each other.
+     * @param boolean       $skipValidation Skip validation of data
      * @return int The ID of the record
      * @throws ValidationException Exception that can be caught and handled by the calling function
      */
-    public function write($showDebug = false, $forceInsert = false, $forceWrite = false, $writeComponents = false)
+    public function write($showDebug = false, $forceInsert = false, $forceWrite = false, $writeComponents = false, bool $skipValidation = false)
     {
         $now = DBDatetime::now()->Rfc2822();
 
         // Execute pre-write tasks
-        $this->preWrite();
+        $this->preWrite($skipValidation);
 
         // Check if we are doing an update or an insert
         $isNewRecord = !$this->isInDB() || $forceInsert;

tests/php/ORM/DataObjectTest.php

@@ -1519,6 +1519,13 @@ public function testWritingValidDataObjectDoesntThrowException()
         $this->assertTrue($validatedObject->isInDB(), "Validated object was not saved to database");
     }
 
+    public function testWriteSkipValidation(): void
+    {
+        $validatedObject = new DataObjectTest\ValidatedObject();
+        $validatedObject->write(skipValidation: true);
+        $this->assertTrue($validatedObject->isInDB(), "Validated object was not saved to database");
+    }
+
     public function testSubclassCreation()
     {
         /* Creating a new object of a subclass should set the ClassName field correctly */

tests/php/ORM/DataObjectTest/TreeNode.php

@@ -33,7 +33,7 @@ class TreeNode extends DataObject implements TestOnly
         'Children' => self::class,
     ];
 
-    public function write($showDebug = false, $forceInsert = false, $forceWrite = false, $writeComponents = false)
+    public function write($showDebug = false, $forceInsert = false, $forceWrite = false, $writeComponents = false, bool $skipValidation = false)
     {
         // Force the component to fetch its Parent and Cycle relation so we have components to recursively write
         $this->Parent;
@@ -42,7 +42,7 @@ public function write($showDebug = false, $forceInsert = false, $forceWrite = fa
         // Count a write attempts
         $this->WriteCount++;
 
-        return parent::write($showDebug, $forceInsert, $forceWrite, $writeComponents);
+        return parent::write($showDebug, $forceInsert, $forceWrite, $writeComponents, $skipValidation);
     }
 
     /**