777 lines
		
	
	
		
			26 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			777 lines
		
	
	
		
			26 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
| <?php
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| 
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| namespace Core\Objects\DatabaseEntity\Controller;
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| 
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| use Core\Driver\Logger\Logger;
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| use Core\Driver\SQL\Column\BoolColumn;
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| use Core\Driver\SQL\Column\Column;
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| use Core\Driver\SQL\Column\DateTimeColumn;
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| use Core\Driver\SQL\Column\EnumColumn;
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| use Core\Driver\SQL\Column\IntColumn;
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| use Core\Driver\SQL\Column\JsonColumn;
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| use Core\Driver\SQL\Column\StringColumn;
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| use Core\Driver\SQL\Condition\CondAnd;
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| use Core\Driver\SQL\Condition\CondBool;
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| use Core\Driver\SQL\Condition\CondIn;
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| use Core\Driver\SQL\Condition\Condition;
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| use Core\Driver\SQL\Column\DoubleColumn;
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| use Core\Driver\SQL\Column\FloatColumn;
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| use Core\Driver\SQL\Condition\CondNot;
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| use Core\Driver\SQL\Condition\CondOr;
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| use Core\Driver\SQL\Constraint\ForeignKey;
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| use Core\Driver\SQL\Join\InnerJoin;
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| use Core\Driver\SQL\Query\CreateProcedure;
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| use Core\Driver\SQL\Query\CreateTable;
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| use Core\Driver\SQL\Query\Insert;
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| use Core\Driver\SQL\Query\Select;
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| use Core\Driver\SQL\SQL;
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| use Core\Driver\SQL\Strategy\CascadeStrategy;
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| use Core\Driver\SQL\Strategy\SetNullStrategy;
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| use Core\Driver\SQL\Strategy\UpdateStrategy;
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| use Core\Driver\SQL\Type\CurrentColumn;
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| use Core\Driver\SQL\Type\CurrentTable;
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| use Core\Objects\DatabaseEntity\Attribute\Enum;
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| use Core\Objects\DatabaseEntity\Attribute\DefaultValue;
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| use Core\Objects\DatabaseEntity\Attribute\ExtendingEnum;
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| use Core\Objects\DatabaseEntity\Attribute\Json;
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| use Core\Objects\DatabaseEntity\Attribute\MaxLength;
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| use Core\Objects\DatabaseEntity\Attribute\Multiple;
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| use Core\Objects\DatabaseEntity\Attribute\Transient;
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| use Core\Objects\DatabaseEntity\Attribute\Unique;
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| 
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| class DatabaseEntityHandler implements Persistable {
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| 
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|   private \ReflectionClass $entityClass;
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|   private string $tableName;
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|   private array $columns;
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|   private array $properties;
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|   private array $relations;
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|   private array $constraints;
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|   private array $nmRelations;
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|   private array $extendingClasses;
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|   private ?\ReflectionProperty $extendingProperty;
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|   private SQL $sql;
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|   private Logger $logger;
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| 
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|   public function __construct(SQL $sql, \ReflectionClass $entityClass) {
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|     $this->sql = $sql;
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|     $className = $entityClass->getName();
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|     $this->logger = new Logger($entityClass->getShortName(), $sql);
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|     $this->entityClass = $entityClass;
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|     if (!$this->entityClass->isSubclassOf(DatabaseEntity::class)) {
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|       $this->raiseError("Cannot persist class '$className': Not an instance of DatabaseEntity or not instantiable.");
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|     }
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| 
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|     $this->tableName = $this->entityClass->getShortName();
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|     $this->columns = [];     // property name => database column name
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|     $this->properties = [];  // property name => \ReflectionProperty
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|     $this->relations = [];   // property name => DatabaseEntityHandler
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|     $this->constraints = []; // \Driver\SQL\Constraint\Constraint
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|     $this->nmRelations = []; // table name => NMRelation
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|     $this->extendingClasses = [];  // enum value => \ReflectionClass
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|     $this->extendingProperty = null;  // only one attribute can hold the type of the extending class
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| 
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|     foreach ($this->entityClass->getProperties() as $property) {
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|       $propertyName = $property->getName();
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|       if ($propertyName === "id") {
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|         $this->properties[$propertyName] = $property;
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|         continue;
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|       }
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| 
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|       if ($property->isStatic()) {
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|         continue;
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|       }
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| 
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|       $propertyType = $property->getType();
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|       $columnName = self::getColumnName($propertyName);
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|       if (!($propertyType instanceof \ReflectionNamedType)) {
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|         $this->raiseError("Cannot persist class '$className': Property '$propertyName' has no valid type");
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|       }
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| 
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|       $nullable = $propertyType->allowsNull();
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|       $propertyTypeName = $propertyType->getName();
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|       if (!empty($property->getAttributes(Transient::class))) {
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|         continue;
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|       }
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| 
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|       $ext = self::getAttribute($property, ExtendingEnum::class);
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|       if ($ext !== null) {
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|         if ($this->extendingProperty !== null) {
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|           $this->raiseError("Cannot have more than one extending property");
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|         } else {
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|           $this->extendingProperty = $property;
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|           $enumMappings = $ext->getMappings();
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|           foreach ($enumMappings as $key => $extendingClass) {
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|             if (!is_string($key)) {
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|               $type = gettype($key);
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|               $this->raiseError("Extending enum must be an array of string => class, got type '$type' for key: " . print_r($key, true));
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|             } else if (!is_string($extendingClass)) {
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|               $type = gettype($extendingClass);
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|               $this->raiseError("Extending enum must be an array of string => class, got type '$type' for value: " . print_r($extendingClass, true));
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|             }
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| 
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|             try {
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|               $requestedClass = new \ReflectionClass($extendingClass);
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|               if (!$requestedClass->isSubclassOf($this->entityClass)) {
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|                 $this->raiseError("Class '$extendingClass' must be an inheriting from '" . $this->entityClass->getName() . "' for an extending enum");
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|               } else {
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|                 $this->extendingClasses[$key] = $requestedClass;
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|               }
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|             } catch (\ReflectionException $ex) {
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|               $this->raiseError("Cannot persist extending enum for class $extendingClass: " . $ex->getMessage());
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|             }
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|           }
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|         }
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|       }
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| 
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|       $defaultValue = (self::getAttribute($property, DefaultValue::class))?->getValue();
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|       $isUnique = !empty($property->getAttributes(Unique::class));
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| 
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|       if ($propertyTypeName === 'string') {
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|         $enum = self::getAttribute($property, Enum::class);
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|         if ($enum) {
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|           $this->columns[$propertyName] = new EnumColumn($columnName, $enum->getValues(), $nullable, $defaultValue);
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|         } else {
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|           $maxLength = self::getAttribute($property, MaxLength::class);
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|           $this->columns[$propertyName] = new StringColumn($columnName, $maxLength?->getValue(), $nullable, $defaultValue);
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|         }
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|       } else if ($propertyTypeName === 'int') {
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|         $this->columns[$propertyName] = new IntColumn($columnName, $nullable, $defaultValue);
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|       } else if ($propertyTypeName === 'float') {
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|         $this->columns[$propertyName] = new FloatColumn($columnName, $nullable, $defaultValue);
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|       } else if ($propertyTypeName === 'double') {
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|         $this->columns[$propertyName] = new DoubleColumn($columnName, $nullable, $defaultValue);
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|       } else if ($propertyTypeName === 'bool') {
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|         $this->columns[$propertyName] = new BoolColumn($columnName, $defaultValue ?? false);
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|       } else if ($propertyTypeName === 'DateTime') {
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|         $this->columns[$propertyName] = new DateTimeColumn($columnName, $nullable, $defaultValue);
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|       } else if ($propertyTypeName === "array") {
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|         $multiple = self::getAttribute($property, Multiple::class);
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|         if (!$multiple) {
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|           $this->raiseError("Cannot persist class '$className': Property '$propertyName' has non persist-able type: $propertyTypeName. " .
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|                             "Is the 'Multiple' attribute missing?");
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|         }
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| 
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|         try {
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|           $refClass = $multiple->getClassName();
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|           $requestedClass = new \ReflectionClass($refClass);
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|           if ($requestedClass->isSubclassOf(DatabaseEntity::class)) {
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|             $nmTableName = NMRelation::buildTableName($this->getTableName(), $requestedClass->getShortName());
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|             $nmRelation = $this->nmRelations[$nmTableName] ?? null;
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|             if (!$nmRelation) {
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|               $otherHandler = DatabaseEntity::getHandler($this->sql, $requestedClass);
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|               $otherNM = $otherHandler->getNMRelations();
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|               $nmRelation = $otherNM[$nmTableName] ?? (new NMRelation($this, $otherHandler));
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|               $this->nmRelations[$nmTableName] = $nmRelation;
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|             }
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| 
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|             $this->nmRelations[$nmTableName]->addProperty($this, $property);
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|           } else {
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|             $this->raiseError("Cannot persist class '$className': Property '$propertyName' of type multiple can " .
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|                               "only reference DatabaseEntity types, but got: $refClass");
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|           }
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|         } catch (\Exception $ex) {
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|           $this->raiseError("Cannot persist class '$className' property '$propertyTypeName': " . $ex->getMessage());
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|         }
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|       } else if ($propertyTypeName !== "mixed") {
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|         try {
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|           $requestedClass = new \ReflectionClass($propertyTypeName);
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|           if ($requestedClass->isSubclassOf(DatabaseEntity::class)) {
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|             $columnName .= "_id";
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|             $requestedHandler = ($requestedClass->getName() === $this->entityClass->getName()) ?
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|               $this : DatabaseEntity::getHandler($this->sql, $requestedClass);
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|             $strategy = $nullable ? new SetNullStrategy() : new CascadeStrategy();
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|             $this->columns[$propertyName] = new IntColumn($columnName, $nullable, $defaultValue);
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|             $this->constraints[] = new ForeignKey($columnName, $requestedHandler->tableName, "id", $strategy);
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|             $this->relations[$propertyName] = $requestedHandler;
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|           } else {
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|             $this->raiseError("Cannot persist class '$className': Property '$propertyName' has non persist-able type: $propertyTypeName");
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|           }
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|         } catch (\Exception $ex) {
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|           $this->raiseError("Cannot persist class '$className' property '$propertyTypeName': " . $ex->getMessage());
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|         }
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|       } else {
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|         if (!empty($property->getAttributes(Json::class))) {
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|           $this->columns[$propertyName] = new JsonColumn($columnName, $nullable, $defaultValue);
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|         } else {
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|           $this->raiseError("Cannot persist class '$className': Property '$propertyName' has non persist-able type: $propertyTypeName");
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|         }
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|       }
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| 
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|       $this->properties[$propertyName] = $property;
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| 
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|       if ($isUnique) {
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|         $this->constraints[] = new \Core\Driver\SQL\Constraint\Unique($columnName);
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|       }
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|     }
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|   }
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| 
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|   private static function getAttribute(\ReflectionProperty $property, string $attributeClass): ?object {
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|     $attributes = $property->getAttributes($attributeClass);
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|     $attribute = array_shift($attributes);
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|     return $attribute?->newInstance();
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|   }
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| 
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|   public static function getColumnName(string $propertyName): string {
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|     // abcTestLOL => abc_test_lol
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|     return strtolower(preg_replace_callback("/([a-z])([A-Z]+)/", function ($m) {
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|       return $m[1] . "_" . strtolower($m[2]);
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|     }, $propertyName));
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|   }
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| 
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|   public function getReflection(): \ReflectionClass {
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|     return $this->entityClass;
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|   }
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| 
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|   public function getLogger(): Logger {
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|     return $this->logger;
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|   }
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| 
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|   public function getTableName(): string {
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|     return $this->tableName;
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|   }
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| 
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|   public function getRelations(): array {
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|     return $this->relations;
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|   }
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| 
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|   public function getNMRelations(): array {
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|     return $this->nmRelations;
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|   }
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| 
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|   public function getColumnNames(): array {
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|     $columns = ["$this->tableName.id"];
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|     foreach ($this->columns as $column) {
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|       $columns[] = $this->tableName . "." . $column->getName();
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|     }
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| 
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|     return $columns;
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|   }
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| 
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|   public function getColumns(): array {
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|     return $this->columns;
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|   }
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| 
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|   public function dependsOn(): array {
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|     $foreignTables = array_map(function (DatabaseEntityHandler $relationHandler) {
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|       return $relationHandler->getTableName();
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|     }, $this->relations);
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|     return array_unique($foreignTables);
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|   }
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| 
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|   public static function getPrefixedRow(array $row, string $prefix): array {
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|     $rel_row = [];
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|     foreach ($row as $relKey => $relValue) {
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|       if (startsWith($relKey, $prefix)) {
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|         $rel_row[substr($relKey, strlen($prefix))] = $relValue;
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|       }
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|     }
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|     return $rel_row;
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|   }
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| 
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|   private function getValueFromRow(array $row, string $propertyName, mixed &$value): bool {
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|     $column = $this->columns[$propertyName] ?? null;
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|     if (!$column) {
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|       return false;
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|     }
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| 
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|     $columnName = $column->getName();
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|     if (!array_key_exists($columnName, $row)) {
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|       return false;
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|     }
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| 
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|     $value = $row[$columnName];
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|     if ($column instanceof DateTimeColumn) {
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|       $value = new \DateTime($value);
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|     } else if ($column instanceof JsonColumn) {
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|       $value = json_decode($value);
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|     } else if (isset($this->relations[$propertyName])) {
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|       $relColumnPrefix = self::getColumnName($propertyName) . "_";
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|       if (array_key_exists($relColumnPrefix . "id", $row)) {
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|         $relId = $row[$relColumnPrefix . "id"];
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|         if ($relId !== null) {
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|           $relationHandler = $this->relations[$propertyName];
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|           $value = $relationHandler->entityFromRow(self::getPrefixedRow($row, $relColumnPrefix));
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|         } else if (!$column->notNull()) {
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|           $value = null;
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|         } else {
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|           return false;
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|         }
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|       } else {
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|         return false;
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|       }
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|     }
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| 
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|     return true;
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|   }
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| 
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|   public function entityFromRow(array $row): ?DatabaseEntity {
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|     try {
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| 
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|       $constructorClass = $this->entityClass;
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|       if ($this->extendingProperty !== null) {
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|         if ($this->getValueFromRow($row, $this->extendingProperty->getName(), $enumValue)) {
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|           if ($enumValue && isset($this->extendingClasses[$enumValue])) {
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|             $constructorClass = $this->extendingClasses[$enumValue];
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|           }
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|         }
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|       }
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| 
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|       $entity = call_user_func($constructorClass->getName() . "::newInstance", $constructorClass);
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|       if (!($entity instanceof DatabaseEntity)) {
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|         $this->logger->error("Created Object is not of type DatabaseEntity");
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|         return null;
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|       }
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| 
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|       foreach ($this->properties as $property) {
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|         if ($this->getValueFromRow($row, $property->getName(), $value)) {
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|           $property->setAccessible(true);
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|           $property->setValue($entity, $value);
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|         }
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|       }
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| 
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|       // init n:m / 1:n properties with empty arrays
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|       foreach ($this->nmRelations as $nmRelation) {
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|         foreach ($nmRelation->getProperties($this) as $property) {
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|           $property->setAccessible(true);
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|           $property->setValue($entity, []);
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|         }
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|       }
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| 
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|       $this->properties["id"]->setAccessible(true);
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|       $this->properties["id"]->setValue($entity, $row["id"]);
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|       $entity->postFetch($this->sql, $row);
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|       return $entity;
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|     } catch (\Exception $exception) {
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|       $this->logger->error("Error creating entity from database row: " . $exception->getMessage());
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|       return null;
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|     }
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|   }
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| 
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|   public function updateNM(DatabaseEntity $entity): bool {
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|     if (empty($this->nmRelations)) {
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|       return true;
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|     }
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| 
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|     foreach ($this->nmRelations as $nmTable => $nmRelation) {
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| 
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|       $thisIdColumn = $nmRelation->getIdColumn($this);
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|       $thisTableName = $this->getTableName();
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|       $dataColumns = $nmRelation->getDataColumns();
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|       $otherHandler = $nmRelation->getOtherHandler($this);
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|       $refIdColumn = $nmRelation->getIdColumn($otherHandler);
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| 
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| 
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|       // delete from n:m table if no longer exists
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|       $deleteStatement = $this->sql->delete($nmTable)
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|         ->whereEq($thisIdColumn, $entity->getId());
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| 
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|       if (!empty($dataColumns)) {
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|         $conditions = [];
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|         foreach ($dataColumns[$thisTableName] as $propertyName => $columnName) {
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|           $property = $this->properties[$propertyName];
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|           $entityIds = array_keys($property->getValue($entity));
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|           if (!empty($entityIds)) {
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|             $conditions[] = new CondAnd(
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|               new CondBool($columnName),
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|               new CondNot(new CondIn(new Column($refIdColumn), $entityIds)),
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|             );
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|           }
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|         }
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| 
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|         if (!empty($conditions)) {
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|           $deleteStatement->where(new CondOr(...$conditions));
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|         }
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|       } else {
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|         $property = next($nmRelation->getProperties($this));
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|         $entityIds = array_keys($property->getValue($entity));
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|         if (!empty($entityIds)) {
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|           $deleteStatement->where(
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|             new CondNot(new CondIn(new Column($refIdColumn), $entityIds))
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|           );
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|         }
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|       }
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| 
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|       $deleteStatement->execute();
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|     }
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| 
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|     return $this->insertNM($entity, true);
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|   }
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| 
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|   public function insertNM(DatabaseEntity $entity, bool $ignoreExisting = true): bool {
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| 
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|     if (empty($this->nmRelations)) {
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|       return true;
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|     }
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| 
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|     $success = true;
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|     foreach ($this->nmRelations as $nmTable => $nmRelation) {
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|       $otherHandler = $nmRelation->getOtherHandler($this);
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|       $thisIdColumn = $nmRelation->getIdColumn($this);
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|       $thisTableName = $this->getTableName();
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|       $refIdColumn = $nmRelation->getIdColumn($otherHandler);
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|       $dataColumns = $nmRelation->getDataColumns();
 | |
| 
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|       $columns = [
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|         $thisIdColumn,
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|         $refIdColumn,
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|       ];
 | |
| 
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|       if (!empty($dataColumns)) {
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|         $columns = array_merge($columns, array_values($dataColumns[$thisTableName]));
 | |
|       }
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| 
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|       $statement = $this->sql->insert($nmTable, $columns);
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|       if ($ignoreExisting) {
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|         $statement->onDuplicateKeyStrategy(new UpdateStrategy($nmRelation->getAllColumns(), [
 | |
|           $thisIdColumn => $entity->getId()
 | |
|         ]));
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|       }
 | |
| 
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|       foreach ($nmRelation->getProperties($this) as $property) {
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|         $property->setAccessible(true);
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|         $relEntities = $property->getValue($entity);
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|         foreach ($relEntities as $relEntity) {
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|           $nmRow = [$entity->getId(), $relEntity->getId()];
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|           if (!empty($dataColumns)) {
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|             foreach (array_keys($dataColumns[$thisTableName]) as $propertyName) {
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|               $nmRow[] = $property->getName() === $propertyName;
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|             }
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|           }
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|           $statement->addRow(...$nmRow);
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|         }
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|       }
 | |
| 
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|       $success = $statement->execute() && $success;
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|     }
 | |
| 
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|     return $success;
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|   }
 | |
| 
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|   public function fetchNMRelations(array $entities, bool $recursive = false) {
 | |
| 
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|     if ($recursive) {
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|       foreach ($entities as $entity) {
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|         foreach ($this->relations as $propertyName => $relHandler) {
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|           $relEntity = $this->properties[$propertyName]->getValue($entity);
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|           if ($relEntity) {
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|             $relHandler->fetchNMRelations([$relEntity->getId() => $relEntity], true);
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|           }
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|         }
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|       }
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|     }
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| 
 | |
|     if (empty($this->nmRelations)) {
 | |
|       return;
 | |
|     }
 | |
| 
 | |
|     $entityIds = array_keys($entities);
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|     foreach ($this->nmRelations as $nmTable => $nmRelation) {
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|       $otherHandler = $nmRelation->getOtherHandler($this);
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| 
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|       $thisIdColumn = $nmRelation->getIdColumn($this);
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|       $thisProperties = $nmRelation->getProperties($this);
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|       $thisTableName = $this->getTableName();
 | |
| 
 | |
|       $refIdColumn = $nmRelation->getIdColumn($otherHandler);
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|       $refProperties = $nmRelation->getProperties($otherHandler);
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|       $refTableName = $otherHandler->getTableName();
 | |
| 
 | |
|       $dataColumns = $nmRelation->getDataColumns();
 | |
| 
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|       $relEntityQuery = DatabaseEntityQuery::fetchAll($otherHandler)
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|         ->addJoin(new InnerJoin($nmTable, "$nmTable.$refIdColumn", "$refTableName.id"))
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|         ->where(new CondIn(new Column($thisIdColumn), $entityIds));
 | |
| 
 | |
|       $relEntityQuery->addColumn($thisIdColumn);
 | |
|       foreach ($dataColumns as $tableDataColumns) {
 | |
|         foreach ($tableDataColumns as $columnName) {
 | |
|           $relEntityQuery->addColumn($columnName);
 | |
|         }
 | |
|       }
 | |
| 
 | |
|       $rows = $relEntityQuery->executeSQL();
 | |
|       if (!is_array($rows)) {
 | |
|         $this->logger->error("Error fetching n:m relations from table: '$nmTable': " . $this->sql->getLastError());
 | |
|         return;
 | |
|       }
 | |
| 
 | |
|       $relEntities = [];
 | |
|       foreach ($rows as $row) {
 | |
|         $relId = $row["id"];
 | |
|         if (!isset($relEntities[$relId])) {
 | |
|           $relEntity = $otherHandler->entityFromRow($row);
 | |
|           $relEntities[$relId] = $relEntity;
 | |
|         }
 | |
| 
 | |
|         $thisEntity = $entities[$row[$thisIdColumn]];
 | |
|         $relEntity = $relEntities[$relId];
 | |
|         $mappings = [
 | |
|           [$refProperties, $refTableName, $relEntity, $thisEntity],
 | |
|           [$thisProperties, $thisTableName, $thisEntity, $relEntity],
 | |
|         ];
 | |
| 
 | |
|         foreach ($mappings as $mapping) {
 | |
|           list($properties, $tableName, $targetEntity, $entityToAdd) = $mapping;
 | |
|           foreach ($properties as $propertyName => $property) {
 | |
|             $addToProperty = empty($dataColumns);
 | |
|             if (!$addToProperty) {
 | |
|               $columnName = $dataColumns[$tableName][$propertyName] ?? null;
 | |
|               $addToProperty = ($columnName && $this->sql->parseBool($row[$columnName]));
 | |
|             }
 | |
| 
 | |
|             if ($addToProperty) {
 | |
|               $targetArray = $property->getValue($targetEntity);
 | |
|               $targetArray[$entityToAdd->getId()] = $entityToAdd;
 | |
|               $property->setValue($targetEntity, $targetArray);
 | |
|             }
 | |
|           }
 | |
|         }
 | |
|       }
 | |
|     }
 | |
|   }
 | |
| 
 | |
|   public function getSelectQuery(): Select {
 | |
|     return $this->sql->select(...$this->getColumnNames())
 | |
|       ->from($this->tableName);
 | |
|   }
 | |
| 
 | |
|   public function fetchOne(int $id): DatabaseEntity|bool|null {
 | |
|     $res = $this->getSelectQuery()
 | |
|       ->whereEq($this->tableName . ".id", $id)
 | |
|       ->first()
 | |
|       ->execute();
 | |
| 
 | |
|     if ($res !== false && $res !== null) {
 | |
|       $res = $this->entityFromRow($res);
 | |
|       if ($res instanceof DatabaseEntity) {
 | |
|         $this->fetchNMRelations([$res->getId() => $res]);
 | |
|       }
 | |
|     }
 | |
| 
 | |
|     return $res;
 | |
|   }
 | |
| 
 | |
|   public function fetchMultiple(?Condition $condition = null): ?array {
 | |
|     $query = $this->getSelectQuery();
 | |
| 
 | |
|     if ($condition) {
 | |
|       $query->where($condition);
 | |
|     }
 | |
| 
 | |
|     $res = $query->execute();
 | |
|     if ($res === false) {
 | |
|       return null;
 | |
|     } else {
 | |
|       $entities = [];
 | |
|       foreach ($res as $row) {
 | |
|         $entity = $this->entityFromRow($row);
 | |
|         if ($entity) {
 | |
|           $entities[$entity->getId()] = $entity;
 | |
|         }
 | |
|       }
 | |
| 
 | |
|       $this->fetchNMRelations($entities);
 | |
|       return $entities;
 | |
|     }
 | |
|   }
 | |
| 
 | |
|   public function getCreateQueries(SQL $sql): array {
 | |
| 
 | |
|     $queries = [];
 | |
|     $queries[] = $this->getTableQuery($sql);
 | |
| 
 | |
|     $table = $this->getTableName();
 | |
|     $entityLogConfig = $this->entityClass->getProperty("entityLogConfig");
 | |
|     $entityLogConfig->setAccessible(true);
 | |
|     $entityLogConfig = $entityLogConfig->getValue();
 | |
| 
 | |
|     if (isset($entityLogConfig["insert"]) && $entityLogConfig["insert"] === true) {
 | |
|       $queries[] = $sql->createTrigger("${table}_trg_insert")
 | |
|         ->after()->insert($table)
 | |
|         ->exec(new CreateProcedure($sql, "InsertEntityLog"), [
 | |
|           "tableName" => new CurrentTable(),
 | |
|           "entityId" => new CurrentColumn("id"),
 | |
|           "lifetime" => $entityLogConfig["lifetime"] ?? 90,
 | |
|         ]);
 | |
|     }
 | |
| 
 | |
|     if (isset($entityLogConfig["update"]) && $entityLogConfig["update"] === true) {
 | |
|       $queries[] = $sql->createTrigger("${table}_trg_update")
 | |
|         ->after()->update($table)
 | |
|         ->exec(new CreateProcedure($sql, "UpdateEntityLog"), [
 | |
|           "tableName" => new CurrentTable(),
 | |
|           "entityId" => new CurrentColumn("id"),
 | |
|         ]);
 | |
|     }
 | |
| 
 | |
|     if (isset($entityLogConfig["delete"]) && $entityLogConfig["delete"] === true) {
 | |
|       $queries[] = $sql->createTrigger("${table}_trg_delete")
 | |
|         ->after()->delete($table)
 | |
|         ->exec(new CreateProcedure($sql, "DeleteEntityLog"), [
 | |
|           "tableName" => new CurrentTable(),
 | |
|           "entityId" => new CurrentColumn("id"),
 | |
|         ]);
 | |
|     }
 | |
| 
 | |
| 
 | |
|     return $queries;
 | |
|   }
 | |
| 
 | |
|   public function getTableQuery(SQL $sql): CreateTable {
 | |
|     $query = $sql->createTable($this->tableName)
 | |
|       ->onlyIfNotExists()
 | |
|       ->addSerial("id")
 | |
|       ->primaryKey("id");
 | |
| 
 | |
|     foreach ($this->columns as $column) {
 | |
|       $query->addColumn($column);
 | |
|     }
 | |
| 
 | |
|     foreach ($this->constraints as $constraint) {
 | |
|       $query->addConstraint($constraint);
 | |
|     }
 | |
| 
 | |
|     return $query;
 | |
|   }
 | |
| 
 | |
|   private function prepareRow(DatabaseEntity $entity, string $action, ?array $columns = null): bool|array {
 | |
|     $row = [];
 | |
|     foreach ($this->columns as $propertyName => $column) {
 | |
|       if ($columns && !in_array($column->getName(), $columns)) {
 | |
|         continue;
 | |
|       }
 | |
| 
 | |
|       $property = $this->properties[$propertyName];
 | |
|       $property->setAccessible(true);
 | |
|       if ($property->isInitialized($entity)) {
 | |
|         $value = $property->getValue($entity);
 | |
|         if (isset($this->relations[$propertyName])) {
 | |
|           $value = $value?->getId();
 | |
|         }
 | |
|       } else if (!$this->columns[$propertyName]->notNull()) {
 | |
|         $value = null;
 | |
|       } else {
 | |
|         $defaultValue = self::getAttribute($property, DefaultValue::class);
 | |
|         if ($defaultValue) {
 | |
|           $value = $defaultValue->getValue();
 | |
|         } else if ($action !== "update") {
 | |
|           $this->logger->error("Cannot $action entity: property '$propertyName' was not initialized yet.");
 | |
|           return false;
 | |
|         } else {
 | |
|           continue;
 | |
|         }
 | |
|       }
 | |
| 
 | |
|       $row[$column->getName()] = $value;
 | |
|     }
 | |
| 
 | |
|     return $row;
 | |
|   }
 | |
| 
 | |
|   public function update(DatabaseEntity $entity, ?array $columns = null, bool $saveNM = false) {
 | |
|     $row = $this->prepareRow($entity, "update", $columns);
 | |
|     if ($row === false) {
 | |
|       return false;
 | |
|     }
 | |
| 
 | |
|     $entity->preInsert($row);
 | |
|     $query = $this->sql->update($this->tableName)
 | |
|       ->whereEq($this->tableName . ".id", $entity->getId());
 | |
| 
 | |
|     foreach ($row as $columnName => $value) {
 | |
|       $query->set($columnName, $value);
 | |
|     }
 | |
| 
 | |
|     $res = $query->execute();
 | |
|     if ($res && $saveNM) {
 | |
|       $res = $this->updateNM($entity);
 | |
|     }
 | |
| 
 | |
|     return $res;
 | |
|   }
 | |
| 
 | |
|   public function insert(DatabaseEntity $entity): bool|int {
 | |
|     $row = $this->prepareRow($entity, "insert");
 | |
|     if ($row === false) {
 | |
|       return false;
 | |
|     }
 | |
| 
 | |
|     $entity->preInsert($row);
 | |
| 
 | |
|     // insert with id?
 | |
|     $entityId = $entity->getId();
 | |
|     if ($entityId !== null) {
 | |
|       $row["id"] = $entityId;
 | |
|     }
 | |
| 
 | |
|     $query = $this->sql->insert($this->tableName, array_keys($row))
 | |
|       ->addRow(...array_values($row));
 | |
| 
 | |
|     // return id if its auto-generated
 | |
|     if ($entityId === null) {
 | |
|       $query->returning("id");
 | |
|     }
 | |
| 
 | |
|     $res = $query->execute();
 | |
|     if ($res !== false) {
 | |
|       return $this->sql->getLastInsertId();
 | |
|     } else {
 | |
|       return false;
 | |
|     }
 | |
|   }
 | |
| 
 | |
|   public function insertOrUpdate(DatabaseEntity $entity, ?array $columns = null, bool $saveNM = false) {
 | |
|     $id = $entity->getId();
 | |
|     if ($id === null) {
 | |
|       return $this->insert($entity);
 | |
|     } else {
 | |
|       return $this->update($entity, $columns, $saveNM);
 | |
|     }
 | |
|   }
 | |
| 
 | |
|   public function delete(int $id) {
 | |
|     return $this->sql
 | |
|       ->delete($this->tableName)
 | |
|       ->whereEq($this->tableName . ".id", $id)
 | |
|       ->execute();
 | |
|   }
 | |
| 
 | |
|   private function raiseError(string $message) {
 | |
|     $this->logger->error($message);
 | |
|     throw new \Exception($message);
 | |
|   }
 | |
| 
 | |
|   public function getSQL(): SQL {
 | |
|     return $this->sql;
 | |
|   }
 | |
| 
 | |
|   public function getInsertQuery(DatabaseEntity|array $entities): ?Insert {
 | |
| 
 | |
|     if (empty($entities)) {
 | |
|       return null;
 | |
|     }
 | |
| 
 | |
|     $firstEntity = (is_array($entities) ? current($entities) : $entities);
 | |
|     $firstRow = $this->prepareRow($firstEntity, "insert");
 | |
|     if ($firstRow === false) {
 | |
|       return null;
 | |
|     }
 | |
| 
 | |
|     $statement = $this->sql->insert($this->tableName, array_keys($firstRow))
 | |
|       ->addRow(...array_values($firstRow));
 | |
| 
 | |
|     if (is_array($entities)) {
 | |
|       foreach ($entities as $entity) {
 | |
|         if ($entity === $firstEntity) {
 | |
|           continue;
 | |
|         }
 | |
| 
 | |
|         $row = $this->prepareRow($entity, "insert");
 | |
|         $statement->addRow(...array_values($row));
 | |
|       }
 | |
|     }
 | |
| 
 | |
|     return $statement;
 | |
|   }
 | |
| } | 
