silverstripe · GuySartorelli · Apr 22, 2022 · Apr 20, 2022
diff --git a/src/Caching/ProxyCacheAdapter.php b/src/Caching/ProxyCacheAdapter.php
@@ -114,10 +114,10 @@ public function getMultiple($keys, $default = null)
         // Enforce $poolResult is same length / order as $keyIDs prior to combining back
         $items = array_map(function ($keyID) use ($default, $itemsByID) {
             return isset($itemsByID[$keyID]) ? $itemsByID[$keyID] : $default;
-        }, $keyIDs);
+        }, $keyIDs ?? []);
 
         // Combine back with original keys
-        return array_combine($keys, $items);
+        return array_combine($keys ?? [], $items ?? []);
     }
 
     /**

diff --git a/src/Caching/VersionedCacheAdapter.php b/src/Caching/VersionedCacheAdapter.php
@@ -17,7 +17,7 @@ protected function getKeyID($key)
     {
         $state = Versioned::get_reading_mode();
         if ($state) {
-            return $key . '_' . md5($state);
+            return $key . '_' . md5($state ?? '');
         }
         return $key;
     }

diff --git a/src/ChangeSet.php b/src/ChangeSet.php
@@ -278,7 +278,7 @@ protected function calculateImplicit()
         $all = array_merge($referenced, $explicit);
 
         /** @var string[][] $implicit Anything that is in $all, but not in $explicit, is an implicit inclusion */
-        $implicit = array_diff_key($all, $explicit);
+        $implicit = array_diff_key($all ?? [], $explicit);
 
         foreach ($implicit as $key => $object) {
             $implicit[$key]['ReferencedBy'] = $references[$key];
@@ -315,7 +315,7 @@ public function sync()
                 $objectKey = $this->implicitKey($item);
 
                 // If a ChangeSetItem exists, but isn't in $implicit, it's no longer required, so delete it
-                if (!array_key_exists($objectKey, $implicit)) {
+                if (!array_key_exists($objectKey, $implicit ?? [])) {
                     $item->delete();
                 } else {
                     // Otherwise it is required, so update ReferencedBy and remove from $implicit
@@ -352,7 +352,7 @@ public function isSynced()
             $objectKey = $this->implicitKey($item);
 
             // If a ChangeSetItem exists, but isn't in $implicit -> validation failure
-            if (!array_key_exists($objectKey, $implicit)) {
+            if (!array_key_exists($objectKey, $implicit ?? [])) {
                 return false;
             }
             // Exists, remove from $implicit

diff --git a/src/ChangeSetItem.php b/src/ChangeSetItem.php
@@ -123,7 +123,7 @@ public function ThumbnailURL($width, $height)
      */
     public function getChangeType()
     {
-        if (!class_exists($this->ObjectClass)) {
+        if (!class_exists($this->ObjectClass ?? '')) {
             throw new UnexpectedDataException("Invalid Class '{$this->ObjectClass}' in ChangeSetItem #{$this->ID}");
         }
 
@@ -175,7 +175,7 @@ public function getChangeType()
      */
     protected function getObjectInStage($stage)
     {
-        if (!class_exists($this->ObjectClass)) {
+        if (!class_exists($this->ObjectClass ?? '')) {
             throw new UnexpectedDataException("Invalid Class '{$this->ObjectClass}' in ChangeSetItem #{$this->ID}");
         }
 
@@ -195,7 +195,7 @@ protected function getObjectInStage($stage)
      */
     protected function getObjectLatestVersion()
     {
-        if (!class_exists($this->ObjectClass)) {
+        if (!class_exists($this->ObjectClass ?? '')) {
             throw new UnexpectedDataException("Invalid Class '{$this->ObjectClass}' in ChangeSetItem #{$this->ID}");
         }
 
@@ -257,7 +257,7 @@ public function findReferenced()
      */
     public function publish()
     {
-        if (!class_exists($this->ObjectClass)) {
+        if (!class_exists($this->ObjectClass ?? '')) {
             throw new UnexpectedDataException("Invalid Class '{$this->ObjectClass}' in ChangeSetItem #{$this->ID}");
         }
 
@@ -554,7 +554,7 @@ public function CMSEditLink()
      */
     public function isVersioned()
     {
-        if (!$this->ObjectClass || !class_exists($this->ObjectClass)) {
+        if (!$this->ObjectClass || !class_exists($this->ObjectClass ?? '')) {
             return false;
         }
         /** @var Versioned|DataObject $singleton */

diff --git a/src/DataDifferencer.php b/src/DataDifferencer.php
@@ -92,17 +92,17 @@ public function diffedData()
             $fields = array_keys($diffed->toMap() + $this->toRecord->toMap());
         } else {
             $diffed = clone $this->toRecord;
-            $fields = array_keys($this->toRecord->toMap());
+            $fields = array_keys($this->toRecord->toMap() ?? []);
         }
 
         $hasOnes = array_merge($this->fromRecord->hasOne(), $this->toRecord->hasOne());
 
         // Loop through properties
         foreach ($fields as $field) {
-            if (in_array($field, $this->ignoredFields)) {
+            if (in_array($field, $this->ignoredFields ?? [])) {
                 continue;
             }
-            if (in_array($field, array_keys($hasOnes))) {
+            if (in_array($field, array_keys($hasOnes ?? []))) {
                 continue;
             }
 
@@ -134,7 +134,7 @@ public function diffedData()
 
         // Loop through has_one
         foreach ($hasOnes as $relName => $relSpec) {
-            if (in_array($relName, $this->ignoredFields)) {
+            if (in_array($relName, $this->ignoredFields ?? [])) {
                 continue;
             }
 
@@ -246,11 +246,11 @@ public function ChangedFields()
     public function changedFieldNames()
     {
         $base = $this->fromRecord ?: $this->toRecord;
-        $fields = array_keys($base->toMap());
+        $fields = array_keys($base->toMap() ?? []);
 
         $changedFields = [];
         foreach ($fields as $field) {
-            if (in_array($field, $this->ignoredFields)) {
+            if (in_array($field, $this->ignoredFields ?? [])) {
                 continue;
             }
             if (!$this->fromRecord || $this->fromRecord->$field != $this->toRecord->$field) {

diff --git a/src/GraphQL/Operations/CopyToStageCreator.php b/src/GraphQL/Operations/CopyToStageCreator.php
@@ -56,7 +56,7 @@ public function createOperation(
         $plugins = $config['plugins'] ?? [];
         $mutationName = $config['name'] ?? null;
         if (!$mutationName) {
-            $mutationName = 'copy' . ucfirst($typeName) . 'ToStage';
+            $mutationName = 'copy' . ucfirst($typeName ?? '') . 'ToStage';
         }
 
         return ModelMutation::create($model, $mutationName)

diff --git a/src/GraphQL/Operations/PublishCreator.php b/src/GraphQL/Operations/PublishCreator.php
@@ -22,7 +22,7 @@ class PublishCreator extends AbstractPublishOperationCreator
      */
     protected function createOperationName(string $typeName): string
     {
-        return 'publish' . ucfirst($typeName);
+        return 'publish' . ucfirst($typeName ?? '');
     }
 
     /**

diff --git a/src/GraphQL/Operations/RollbackCreator.php b/src/GraphQL/Operations/RollbackCreator.php
@@ -54,7 +54,7 @@ public function createOperation(
         $defaultPlugins = $this->config()->get('default_plugins');
         $configPlugins = $config['plugins'] ?? [];
         $plugins = array_merge($defaultPlugins, $configPlugins);
-        $mutationName = 'rollback' . ucfirst($typeName);
+        $mutationName = 'rollback' . ucfirst($typeName ?? '');
         return ModelMutation::create($model, $mutationName)
             ->setPlugins($plugins)
             ->setType($typeName)

diff --git a/src/GraphQL/Operations/UnpublishCreator.php b/src/GraphQL/Operations/UnpublishCreator.php
@@ -21,7 +21,7 @@ class UnpublishCreator extends AbstractPublishOperationCreator
      */
     protected function createOperationName(string $typeName): string
     {
-        return 'unpublish' . ucfirst($typeName);
+        return 'unpublish' . ucfirst($typeName ?? '');
     }
 
     /**

diff --git a/src/GraphQL/Resolvers/VersionFilters.php b/src/GraphQL/Resolvers/VersionFilters.php
@@ -91,7 +91,7 @@ public function applyToList(DataList $list, array $versioningArgs): DataList
                 $statuses = $versioningArgs['status'];
 
                 // If we need to search archived records, we need to manually join draft table
-                if (in_array('archived', $statuses)) {
+                if (in_array('archived', $statuses ?? [])) {
                     $list = $list
                         ->setDataQueryParam('Versioned.mode', 'latest_versions');
                     // Join a temporary alias BaseTable_Draft, renaming this on execution to BaseTable
@@ -120,32 +120,32 @@ public function applyToList(DataList $list, array $versioningArgs): DataList
                 $conditions = [];
 
                 // Modified exist on both stages, but differ
-                if (in_array('modified', $statuses)) {
+                if (in_array('modified', $statuses ?? [])) {
                     $conditions[] = "\"{$liveTable}\".\"ID\" IS NOT NULL AND \"{$draftTable}\".\"ID\" IS NOT NULL"
                         . " AND \"{$draftTable}\".\"Version\" <> \"{$liveTable}\".\"Version\"";
                 }
 
                 // Is deleted and sent to archive
-                if (in_array('archived', $statuses)) {
+                if (in_array('archived', $statuses ?? [])) {
                     // Note: Include items staged for deletion for the time being, as these are effectively archived
                     // we could split this out into "staged for deletion" in the future
                     $conditions[] = "\"{$draftTable}\".\"ID\" IS NULL";
                 }
 
                 // Is on draft only
-                if (in_array('draft', $statuses)) {
+                if (in_array('draft', $statuses ?? [])) {
                     $conditions[] = "\"{$liveTable}\".\"ID\" IS NULL AND \"{$draftTable}\".\"ID\" IS NOT NULL";
                 }
 
-                if (in_array('published', $statuses)) {
+                if (in_array('published', $statuses ?? [])) {
                     $conditions[] = "\"{$liveTable}\".\"ID\" IS NOT NULL";
                 }
 
                 // Validate that all statuses have been handled
-                if (empty($conditions) || count($statuses) !== count($conditions)) {
+                if (empty($conditions) || count($statuses ?? []) !== count($conditions ?? [])) {
                     throw new InvalidArgumentException("Invalid statuses provided");
                 }
-                $list = $list->whereAny(array_filter($conditions));
+                $list = $list->whereAny(array_filter($conditions ?? []));
                 break;
             case 'version':
                 // Note: Only valid for ReadOne
@@ -222,6 +222,6 @@ protected function isValidDate($date)
     {
         $dt = DateTime::createFromFormat('Y-m-d', $date);
 
-        return ($dt !== false && !array_sum($dt->getLastErrors()));
+        return ($dt !== false && !array_sum($dt->getLastErrors() ?? []));
     }
 }
diff --git a/src/GraphQL/Resolvers/VersionedResolver.php b/src/GraphQL/Resolvers/VersionedResolver.php
@@ -175,7 +175,7 @@ public static function resolvePublishOperation(array $context)
             AbstractPublishOperationCreator::ACTION_PUBLISH,
             AbstractPublishOperationCreator::ACTION_UNPUBLISH,
         ];
-        if (!in_array($action, $allowedActions)) {
+        if (!in_array($action, $allowedActions ?? [])) {
             throw new InvalidArgumentException(sprintf(
                 'Invalid publish action: %s',
                 $action

diff --git a/src/GridFieldArchiveAction.php b/src/GridFieldArchiveAction.php
@@ -84,7 +84,7 @@ public function augmentColumns($gridField, &$columns)
                 $config->removeComponent($deleteComponent);
             }
         }
-        if (!in_array('Actions', $columns)) {
+        if (!in_array('Actions', $columns ?? [])) {
             $columns[] = 'Actions';
         }
     }

diff --git a/src/GridFieldRestoreAction.php b/src/GridFieldRestoreAction.php
@@ -55,7 +55,7 @@ public function getExtraData($gridField, $record, $columnName)
      */
     public function augmentColumns($gridField, &$columns)
     {
-        if (!in_array('Actions', $columns)) {
+        if (!in_array('Actions', $columns ?? [])) {
             $columns[] = 'Actions';
         }
     }

diff --git a/src/ReadingMode.php b/src/ReadingMode.php
@@ -24,7 +24,7 @@ public static function toDataQueryParams($mode)
         if (!is_string($mode)) {
             throw new InvalidArgumentException("mode must be a string");
         }
-        $parts = explode('.', $mode);
+        $parts = explode('.', $mode ?? '');
         switch ($parts[0]) {
             case 'Archive':
                 $archiveStage = isset($parts[2]) ? $parts[2] : Versioned::DRAFT;
@@ -80,21 +80,21 @@ public static function fromDataQueryParams($params)
     public static function fromQueryString($query)
     {
         if (is_string($query)) {
-            parse_str($query, $query);
+            parse_str($query ?? '', $query);
         }
         if (empty($query)) {
             return null;
         }
         // Check date
-        $archiveDate = isset($query['archiveDate']) && strtotime($query['archiveDate'])
+        $archiveDate = isset($query['archiveDate']) && strtotime($query['archiveDate'] ?? '')
             ? $query['archiveDate']
             : null;
 
         // Check stage (ignore invalid stages)
         $stage = null;
-        if (isset($query['stage']) && strcasecmp($query['stage'], Versioned::DRAFT) === 0) {
+        if (isset($query['stage']) && strcasecmp($query['stage'] ?? '', Versioned::DRAFT ?? '') === 0) {
             $stage = Versioned::DRAFT;
-        } elseif (isset($query['stage']) && strcasecmp($query['stage'], Versioned::LIVE) === 0) {
+        } elseif (isset($query['stage']) && strcasecmp($query['stage'] ?? '', Versioned::LIVE ?? '') === 0) {
             $stage = Versioned::LIVE;
         }
 
@@ -129,7 +129,7 @@ public static function toQueryString($mode)
         if (!is_string($mode)) {
             throw new InvalidArgumentException("mode must be a string");
         }
-        $parts = explode('.', $mode);
+        $parts = explode('.', $mode ?? '');
         switch ($parts[0]) {
             case 'Archive':
                 $archiveStage = isset($parts[2]) ? $parts[2] : Versioned::DRAFT;

diff --git a/src/RecursivePublishable.php b/src/RecursivePublishable.php
@@ -228,7 +228,7 @@ public function findOwnersRecursive($recursive, $list, $lookup)
         if ($owner->isInDB()) {
             foreach ($lookup as $ownedClass => $classLookups) {
                 // Skip owners of other objects
-                if (!is_a($owner, $ownedClass)) {
+                if (!is_a($owner, $ownedClass ?? '')) {
                     continue;
                 }
                 foreach ($classLookups as $classLookup) {
@@ -323,7 +323,7 @@ public function unlinkDisownedObjects($source, $targetStage)
         // dis-connected from this object (set ForeignKeyID = 0)
         $owns = $owner->config()->get('owns');
         $hasMany = $owner->config()->get('has_many');
-        $ownedHasMany = array_intersect($owns, array_keys($hasMany));
+        $ownedHasMany = array_intersect($owns ?? [], array_keys($hasMany ?? []));
         if (empty($ownedHasMany)) {
             return;
         }
@@ -438,14 +438,14 @@ public function onBeforeDuplicate($original, &$doWrite, &$relations)
         // Only duplicate owned relationships that are either exclusively owned,
         // or require additional writes. Also exclude any custom non-relation ownerships.
         $allowed = array_merge(
-            array_keys($this->owner->manyMany()), // Require mapping table duplications
-            array_keys($this->owner->belongsTo()), // Exclusive record must be duplicated
-            array_keys($this->owner->hasMany()) // Exclusive records should be duplicated
+            array_keys($this->owner->manyMany() ?? []), // Require mapping table duplications
+            array_keys($this->owner->belongsTo() ?? []), // Exclusive record must be duplicated
+            array_keys($this->owner->hasMany() ?? []) // Exclusive records should be duplicated
         );
         // Note: don't assume that owned has_one needs duplication, as these can be
         // shared non-exclusively by both clone and original.
         // Get candidates from ownership and intersect
         $owns = $this->owner->config()->get('owns');
-        $relations = array_intersect($allowed, $owns);
+        $relations = array_intersect($allowed ?? [], $owns);
     }
 }
diff --git a/src/RestoreAction.php b/src/RestoreAction.php
@@ -86,7 +86,7 @@ public static function restore($item)
     public static function getRestoreMessage($originalItem, $restoredItem, $changedLocation = false)
     {
         $restoredID = $restoredItem->Title ?: $restoredItem->ID;
-        $restoredType = strtolower($restoredItem->i18n_singular_name());
+        $restoredType = strtolower($restoredItem->i18n_singular_name() ?? '');
 
         if (method_exists($restoredItem, 'CMSEditLink') &&
         $restoredItem->CMSEditLink()) {
-Original file line number
+Diff line change
@@ Expand Up / @@ -22,7 +22,7 @@ class PublishCreator extends AbstractPublishOperationCreator @@
          */
         protected function createOperationName(string $typeName): string
         {
-            return 'publish' . ucfirst($typeName);
+            return 'publish' . ucfirst($typeName ?? '');
         }
         /**
@@ Expand Down @@