PHP Keywords and types should be in lowercase

Follow PSR-12 and use lowercase variants of PHP reserved keywords.
See: https://www.php-fig.org/psr/psr-12/#25-keywords-and-types

Find all uppercase occurrences of "or", "and", "null", "true" and
"false" and change them to the lowercase variant.

4 files changed, 11 insertions, 11 deletions

diff --git a/core/namespace/ORM/Entity.php b/core/namespace/ORM/Entity.php
index 61b9371..5462b54 100644
--- a/core/namespace/ORM/Entity.php
+++ b/core/namespace/ORM/Entity.php
@@ -13,7 +13,7 @@ abstract class Entity implements EntityInterface {
 	# Get attribute
 	#===============================================================================
 	public function get(string $attribute) {
-		return $this->{$attribute} ?? NULL;
+		return $this->{$attribute} ?? null;
 	}
 
 	#===============================================================================
diff --git a/core/namespace/ORM/Repositories/CategoryRepository.php b/core/namespace/ORM/Repositories/CategoryRepository.php
index 7c7b3f9..657940c 100644
--- a/core/namespace/ORM/Repositories/CategoryRepository.php
+++ b/core/namespace/ORM/Repositories/CategoryRepository.php
@@ -47,7 +47,7 @@ class CategoryRepository extends Repository {
 			# element. PHP >= 8 will throw a PDOException when the number of
 			# bound variables doesn't matches the number of tokens ("?") in
 			# the SQL query, which is the case here if $value is NULL.
-			is_null($value) ? NULL : [$value]
+			is_null($value) ? null : [$value]
 		);
 
 		# TODO: Virtual column _depth shall not be fetched into the entity class
@@ -128,7 +128,7 @@ class CategoryRepository extends Repository {
 				$UpdateStatement = $this->Database->prepare($query);
 				$UpdateStatement->execute([$_parent, $Entity->get('parent')]);
 				break;
-			} else if($_parent === NULL) {
+			} else if($_parent === null) {
 				break;
 			}
 		}
diff --git a/core/namespace/ORM/Repository.php b/core/namespace/ORM/Repository.php
index e7750cb..ca3690f 100644
--- a/core/namespace/ORM/Repository.php
+++ b/core/namespace/ORM/Repository.php
@@ -23,7 +23,7 @@ abstract class Repository {
 			return $Entity;
 		}
 
-		return NULL;
+		return null;
 	}
 
 	#===============================================================================
@@ -60,7 +60,7 @@ abstract class Repository {
 	# Gets an entity from the runtime cache
 	#===============================================================================
 	protected function fetchInstance($identifier) {
-		return $this->entities[$identifier] ?? FALSE;
+		return $this->entities[$identifier] ?? false;
 	}
 
 	#===============================================================================
@@ -93,7 +93,7 @@ abstract class Repository {
 			return $Statement->execute($params);
 		}
 
-		return FALSE;
+		return false;
 	}
 
 	#===========================================================================
@@ -115,7 +115,7 @@ abstract class Repository {
 			return $Statement->execute($params);
 		}
 
-		return FALSE;
+		return false;
 	}
 
 	#===========================================================================
@@ -199,7 +199,7 @@ abstract class Repository {
 
 		if(!empty($filter)) {
 			foreach($filter as $column => $value) {
-				if($value === NULL) {
+				if($value === null) {
 					$wheres[] = "$column IS NULL";
 				} else {
 					$wheres[] = "$column = ?";
diff --git a/core/namespace/ORM/RepositorySearch.php b/core/namespace/ORM/RepositorySearch.php
index aac46ef..66f27ea 100644
--- a/core/namespace/ORM/RepositorySearch.php
+++ b/core/namespace/ORM/RepositorySearch.php
@@ -8,7 +8,7 @@ trait RepositorySearch {
 	#===============================================================================
 	# Get entities based on search query
 	#===============================================================================
-	public function search(string $search, array $filter = [], int $limit = NULL, int $offset = 0): array {
+	public function search(string $search, array $filter = [], int $limit = null, int $offset = 0): array {
 		if(strlen($filter['year'] ?? '') !== 0) {
 			$extend[] = 'YEAR(time_insert) = ? AND';
 			$params[] = $filter['year'];
@@ -24,12 +24,12 @@ trait RepositorySearch {
 			$params[] = $filter['day'];
 		}
 
-		if(is_numeric($filter['user'] ?? NULL)) {
+		if(is_numeric($filter['user'] ?? null)) {
 			$extend[] = 'user = ? AND';
 			$params[] = $filter['user'];
 		}
 
-		if(is_numeric($filter['category'] ?? NULL)) {
+		if(is_numeric($filter['category'] ?? null)) {
 			$extend[] = 'category = ? AND';
 			$params[] = $filter['category'];
 		}