1 files changed, 74 insertions, 0 deletions
diff --git a/core/namespace/Attribute.php b/core/namespace/Attribute.php
new file mode 100644
index 0000000..69998e0
--- /dev/null
+++ b/core/namespace/Attribute.php
@@ -0,0 +1,74 @@
+<?php
+abstract class Attribute implements AttributeInterface {
+
+	#===============================================================================
+	# Set attribute
+	#===============================================================================
+	public function set($attribute, $value) {
+		return $this->{$attribute} = $value;
+	}
+
+	#===============================================================================
+	# Get attribute
+	#===============================================================================
+	public function get($attribute) {
+		return $this->{$attribute} ?? NULL;
+	}
+
+	#===============================================================================
+	# Get array with not FALSE attributes
+	#===============================================================================
+	protected function getFilteredAttributes(): array {
+		return array_filter(get_object_vars($this), function($value) {
+			return $value !== FALSE;
+		});
+	}
+
+	#===============================================================================
+	# Insert database item
+	#===============================================================================
+	public function databaseINSERT(\Database $Database): bool {
+		$part[0] = '';
+		$part[1] = '';
+
+		$attributes = $this->getFilteredAttributes();
+
+		foreach($attributes as $column => $value) {
+			$part[0] .= "{$column},";
+			$part[1] .= '?,';
+		}
+
+		$part[0] = rtrim($part[0], ',');
+		$part[1] = rtrim($part[1], ',');
+
+		$Statement = $Database->prepare('INSERT INTO '.static::TABLE." ({$part[0]}) VALUES ({$part[1]})");
+		return $Statement->execute(array_values($attributes));
+	}
+
+	#===============================================================================
+	# Update database item
+	#===============================================================================
+	public function databaseUPDATE(\Database $Database): bool {
+		$part = '';
+
+		$attributes = $this->getFilteredAttributes();
+
+		foreach($attributes as $column => $value) {
+			$part .= "{$column} = ?,";
+		}
+
+		$part = rtrim($part, ',');
+
+		$Statement = $Database->prepare('UPDATE '.static::TABLE.' SET '.$part.' WHERE id = '.(int) $this->get('id'));
+		return $Statement->execute(array_values($attributes));
+	}
+
+	#===============================================================================
+	# Delete database item
+	#===============================================================================
+	public function databaseDELETE(\Database $Database): bool {
+		$Statement = $Database->prepare('DELETE FROM '.static::TABLE.' WHERE id = ?');
+		return $Statement->execute([$this->get('id')]);
+	}
+}
+?>
+\ No newline at end of file