908 lines
32 KiB
PHP
908 lines
32 KiB
PHP
<?php
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namespace Core\Objects\DatabaseEntity\Controller;
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use Core\Driver\Logger\Logger;
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use Core\Driver\SQL\Column\BigIntColumn;
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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\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\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\BigInt;
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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\MultipleReference;
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use Core\Objects\DatabaseEntity\Attribute\Transient;
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use Core\Objects\DatabaseEntity\Attribute\Unique;
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class DatabaseEntityHandler implements Persistable {
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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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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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$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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public function init() {
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$className = $this->entityClass->getName();
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$uniqueColumns = self::getAttribute($this->entityClass, Unique::class);
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if ($uniqueColumns) {
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$this->constraints[] = new \Core\Driver\SQL\Constraint\Unique($uniqueColumns->getColumns());
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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] = $property;
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continue;
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}
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if ($property->isStatic()) {
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continue;
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}
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$propertyType = $property->getType();
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$columnName = self::buildColumnName($propertyName);
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if (!($propertyType instanceof \ReflectionNamedType)) {
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$this->raiseError("Cannot persist class '$className': Property '$propertyName' has no valid type");
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}
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$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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$ext = self::getAttribute($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($extendingClass, true));
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}
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try {
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$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: " . $ex->getMessage());
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}
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}
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}
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}
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$defaultValue = (self::getAttribute($property, DefaultValue::class))?->getValue();
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$isUnique = !empty($property->getAttributes(Unique::class));
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if ($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, $defaultValue);
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} else {
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$bigInt = self::getAttribute($property, BigInt::class);
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if ($bigInt) {
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$this->columns[$propertyName] = new BigIntColumn($columnName, $nullable, $defaultValue, $bigInt->isUnsigned());
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} else {
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$maxLength = self::getAttribute($property, MaxLength::class);
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$this->columns[$propertyName] = new StringColumn($columnName, $maxLength?->getValue(), $nullable, $defaultValue);
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}
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}
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} else if ($propertyTypeName === 'int') {
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$bigInt = self::getAttribute($property, BigInt::class);
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if ($bigInt) {
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$this->columns[$propertyName] = new BigIntColumn($columnName, $nullable, $defaultValue, $bigInt->isUnsigned());
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} else {
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$this->columns[$propertyName] = new IntColumn($columnName, $nullable, $defaultValue);
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}
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} else if ($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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$json = self::getAttribute($property, Json::class);
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if ($json) {
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$this->columns[$propertyName] = new JsonColumn($columnName, $nullable, $defaultValue);
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} else {
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$multiple = self::getAttribute($property, Multiple::class);
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$multipleReference = self::getAttribute($property, MultipleReference::class);
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if (!$multiple && !$multipleReference) {
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$this->raiseError("Cannot persist class '$className': Property '$propertyName' has non persist-able type: $propertyTypeName. " .
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"Is the 'Multiple' or 'MultipleReference' attribute missing?");
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}
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try {
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$refClass = $multiple ? $multiple->getClassName() : $multipleReference->getClassName();
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$requestedClass = new \ReflectionClass($refClass);
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if ($requestedClass->isSubclassOf(DatabaseEntity::class)) {
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$otherHandler = DatabaseEntity::getHandler($this->sql, $requestedClass);
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if ($multiple) {
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$nmRelation = new NMRelation($this, $property, $otherHandler);
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$this->nmRelations[$propertyName] = $nmRelation;
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} else {
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$thisProperty = $multipleReference->getThisProperty();
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$relProperty = $multipleReference->getRelProperty();
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$nmRelationReference = new NMRelationReference($otherHandler, $thisProperty, $relProperty);
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$this->nmRelations[$propertyName] = $nmRelationReference;
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}
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} else {
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$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': " . $ex->getMessage());
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}
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}
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} else if ($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: $propertyTypeName");
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}
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}
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$this->properties[$propertyName] = $property;
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if ($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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public function getNMRelations(): array {
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return $this->nmRelations;
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}
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public static function getAttribute(\ReflectionProperty|\ReflectionClass $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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public static function buildColumnName(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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public function getReflection(): \ReflectionClass {
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return $this->entityClass;
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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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public function getTableName(): string {
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return $this->tableName;
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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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public function getColumnName(string $property, bool $withTableName = true): string {
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if ($withTableName) {
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if ($property === "id") {
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return "$this->tableName.id";
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} else {
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return $this->tableName . "." . $this->columns[$property]->getName();
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}
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} else {
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if ($property === "id") {
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return "id";
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} else {
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return $this->columns[$property]->getName();
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}
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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 (array_keys($this->columns) as $property) {
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$columns[] = $this->getColumnName($property);
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}
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return $columns;
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}
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public function getColumns(): array {
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return $this->columns;
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}
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public function dependsOn(): array {
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$foreignTables = array_filter(array_map(
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function (DatabaseEntityHandler $relationHandler) {
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return $relationHandler->getTableName();
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}, $this->relations),
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function ($tableName) {
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return $tableName !== $this->getTableName();
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});
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return array_unique($foreignTables);
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}
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public function getNMRelation(string $property): Persistable {
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return $this->nmRelations[$property];
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}
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public function getProperty(string $property): \ReflectionProperty {
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return $this->properties[$property];
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}
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public function hasProperty(string $propertyName): bool {
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return isset($this->properties[$propertyName]);
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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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private function getValueFromRow(array $row, string $propertyName, mixed &$value, int $fetchEntities = DatabaseEntityQuery::FETCH_NONE): bool {
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$column = $this->columns[$propertyName] ?? null;
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if (!$column) {
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return false;
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}
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$columnName = $column->getName();
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if (!array_key_exists($columnName, $row)) {
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return false;
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}
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$value = $row[$columnName];
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if ($column instanceof DateTimeColumn) {
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if ($value !== null) {
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$value = new \DateTime($value);
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}
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} else if ($column instanceof JsonColumn) {
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$value = json_decode($value, true);
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} else if (isset($this->relations[$propertyName])) {
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$relationHandler = $this->relations[$propertyName];
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$relColumnPrefix = self::buildColumnName($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 ($relId !== null) {
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if ($fetchEntities !== DatabaseEntityQuery::FETCH_NONE) {
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if ($this === $relationHandler) {
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$value = DatabaseEntityQuery::fetchOne($this)
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->fetchEntities($fetchEntities === DatabaseEntityQuery::FETCH_RECURSIVE)
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->whereEq($this->getColumnName("id"), $relId)
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->execute();
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} else {
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$value = $relationHandler->entityFromRow(self::getPrefixedRow($row, $relColumnPrefix), [], true);
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}
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} else {
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return false;
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}
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} else if (!$column->notNull()) {
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$value = null;
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} else {
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return false;
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}
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} else {
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return false;
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}
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}
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if ($value === null) {
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$defaultValue = self::getAttribute($this->properties[$propertyName], DefaultValue::class);
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if ($defaultValue) {
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$value = $defaultValue->getValue();
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}
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}
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return true;
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}
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public function entityFromRow(array $row, array $additionalColumns = [], int $fetchEntities = DatabaseEntityQuery::FETCH_NONE): ?DatabaseEntity {
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try {
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$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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$entity = call_user_func($constructorClass->getName() . "::newInstance", $constructorClass);
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if (!($entity instanceof DatabaseEntity)) {
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$this->logger->error("Created Object is not of type DatabaseEntity");
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return null;
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}
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foreach ($this->properties as $property) {
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$propertyName = $property->getName();
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if ($this->getValueFromRow($row, $propertyName, $value, $fetchEntities)) {
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$property->setAccessible(true);
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$property->setValue($entity, $value);
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}
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}
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foreach ($additionalColumns as $column) {
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if (!in_array($column, $this->columns) && !isset($this->properties[$column])) {
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$entity[$column] = $row[$column];
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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 $propertyName => $nmRelation) {
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$property = $this->properties[$propertyName];
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$property->setAccessible(true);
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$property->setValue($entity, []);
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}
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$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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public function updateNM(DatabaseEntity $entity, ?array $properties = null): bool {
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if (empty($this->nmRelations)) {
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return true;
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}
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foreach ($this->nmRelations as $nmProperty => $nmRelation) {
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$property = $this->properties[$nmProperty];
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$nmTable = $nmRelation->getTableName();
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if ($nmRelation instanceof NMRelation) {
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$thisIdColumn = $nmRelation->getIdColumn($this);
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$otherHandler = $nmRelation->getOtherHandler($this);
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$refIdColumn = $nmRelation->getIdColumn($otherHandler);
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} else if ($nmRelation instanceof NMRelationReference) {
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$otherHandler = $nmRelation->getRelHandler();
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$thisIdColumn = $otherHandler->getColumnName($nmRelation->getThisProperty(), false);
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$refIdColumn = $otherHandler->getColumnName($nmRelation->getRefProperty(), false);
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} else {
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throw new \Exception("updateNM not implemented for type: " . get_class($nmRelation));
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}
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// delete from n:m table if no longer exists
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$deleteStatement = $this->sql->delete($nmTable)
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->whereEq($thisIdColumn, $entity->getId()); // this condition is important
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if ($properties === null || in_array($nmProperty, $properties)) {
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$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), $entityIds))
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);
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}
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$deleteStatement->execute();
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}
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}
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return $this->insertNM($entity, true, $properties);
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}
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public function insertNM(DatabaseEntity $entity, bool $ignoreExisting = true, ?array $properties = null): bool {
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if (empty($this->nmRelations)) {
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return true;
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}
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$success = true;
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foreach ($this->nmRelations as $nmProperty => $nmRelation) {
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|
if ($properties !== null && !in_array($nmProperty, $properties)) {
|
|
continue;
|
|
}
|
|
|
|
if ($nmRelation instanceof NMRelation) {
|
|
$otherHandler = $nmRelation->getOtherHandler($this);
|
|
$thisIdColumn = $nmRelation->getIdColumn($this);
|
|
$refIdColumn = $nmRelation->getIdColumn($otherHandler);
|
|
} else if ($nmRelation instanceof NMRelationReference) {
|
|
$otherHandler = $nmRelation->getRelHandler();
|
|
$thisIdColumn = $otherHandler->getColumnName($nmRelation->getThisProperty(), false);
|
|
$refIdColumn = $otherHandler->getColumnName($nmRelation->getRefProperty(), false);
|
|
} else {
|
|
throw new \Exception("insertNM not implemented for type: " . get_class($nmRelation));
|
|
}
|
|
|
|
$property = $this->properties[$nmProperty];
|
|
$property->setAccessible(true);
|
|
$relEntities = $property->getValue($entity);
|
|
if (!empty($relEntities)) {
|
|
if ($nmRelation instanceof NMRelation) {
|
|
$columns = [$thisIdColumn, $refIdColumn];
|
|
$nmTable = $nmRelation->getTableName();
|
|
$statement = $this->sql->insert($nmTable, $columns);
|
|
if ($ignoreExisting) {
|
|
$statement->onDuplicateKeyStrategy(new UpdateStrategy($columns, [
|
|
$thisIdColumn => $entity->getId()
|
|
]));
|
|
}
|
|
foreach ($relEntities as $relEntity) {
|
|
$relEntityId = (is_int($relEntity) ? $relEntity : $relEntity->getId());
|
|
$statement->addRow($entity->getId(), $relEntityId);
|
|
}
|
|
$success = $statement->execute() && $success;
|
|
} else if ($nmRelation instanceof NMRelationReference) {
|
|
$otherHandler = $nmRelation->getRelHandler();
|
|
$thisIdProperty = $otherHandler->properties[$nmRelation->getThisProperty()];
|
|
$thisIdProperty->setAccessible(true);
|
|
|
|
foreach ($relEntities as $relEntity) {
|
|
$thisIdProperty->setValue($relEntity, $entity);
|
|
}
|
|
|
|
$statement = $otherHandler->getInsertQuery($relEntities);
|
|
if ($ignoreExisting) {
|
|
$columns = $nmRelation->getRefColumns();
|
|
$statement->onDuplicateKeyStrategy(new UpdateStrategy($columns, [
|
|
$thisIdColumn => $entity->getId()
|
|
]));
|
|
}
|
|
|
|
$success = $statement->execute() && $success;
|
|
}
|
|
}
|
|
}
|
|
|
|
return $success;
|
|
}
|
|
|
|
public function fetchNMRelations(array $entities, int $fetchEntities = DatabaseEntityQuery::FETCH_DIRECT) {
|
|
|
|
if ($fetchEntities === DatabaseEntityQuery::FETCH_NONE) {
|
|
return;
|
|
}
|
|
|
|
if ($fetchEntities === DatabaseEntityQuery::FETCH_RECURSIVE) {
|
|
foreach ($entities as $entity) {
|
|
foreach ($this->relations as $propertyName => $relHandler) {
|
|
$property = $this->properties[$propertyName];
|
|
if ($property->isInitialized($entity)) {
|
|
$relEntity = $this->properties[$propertyName]->getValue($entity);
|
|
if ($relEntity) {
|
|
$relHandler->fetchNMRelations([$relEntity->getId() => $relEntity], true);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (empty($this->nmRelations)) {
|
|
return;
|
|
}
|
|
|
|
$entityIds = array_keys($entities);
|
|
if (empty($entityIds)) {
|
|
return;
|
|
}
|
|
|
|
foreach ($this->nmRelations as $nmProperty => $nmRelation) {
|
|
$nmTable = $nmRelation->getTableName();
|
|
$property = $this->properties[$nmProperty];
|
|
$property->setAccessible(true);
|
|
|
|
if ($nmRelation instanceof NMRelation) {
|
|
$thisIdColumn = $nmRelation->getIdColumn($this);
|
|
$otherHandler = $nmRelation->getOtherHandler($this);
|
|
$refIdColumn = $nmRelation->getIdColumn($otherHandler);
|
|
$refTableName = $otherHandler->getTableName();
|
|
|
|
$relEntityQuery = DatabaseEntityQuery::fetchAll($otherHandler)
|
|
->addJoin(new InnerJoin($nmTable, "$nmTable.$refIdColumn", "$refTableName.id"))
|
|
->addSelectValue(new Column($thisIdColumn))
|
|
->where(new CondIn(new Column($thisIdColumn), $entityIds));
|
|
|
|
$relEntityQuery->fetchEntities($fetchEntities === DatabaseEntityQuery::FETCH_RECURSIVE);
|
|
$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, [], $fetchEntities);
|
|
$relEntities[$relId] = $relEntity;
|
|
}
|
|
|
|
$thisEntity = $entities[$row[$thisIdColumn]];
|
|
$relEntity = $relEntities[$relId];
|
|
|
|
$targetArray = $property->getValue($thisEntity);
|
|
$targetArray[$relEntity->getId()] = $relEntity;
|
|
$property->setValue($thisEntity, $targetArray);
|
|
}
|
|
} else if ($nmRelation instanceof NMRelationReference) {
|
|
|
|
$otherHandler = $nmRelation->getRelHandler();
|
|
$thisIdColumn = $otherHandler->getColumnName($nmRelation->getThisProperty(), false);
|
|
$relIdColumn = $otherHandler->getColumnName($nmRelation->getRefProperty(), false);
|
|
$relEntityQuery = DatabaseEntityQuery::fetchAll($otherHandler)
|
|
->where(new CondIn(new Column($thisIdColumn), $entityIds));
|
|
|
|
$relEntityQuery->fetchEntities($fetchEntities === DatabaseEntityQuery::FETCH_RECURSIVE);
|
|
$rows = $relEntityQuery->executeSQL();
|
|
if (!is_array($rows)) {
|
|
$this->logger->error("Error fetching n:m relations from table: '$nmTable': " . $this->sql->getLastError());
|
|
return;
|
|
}
|
|
|
|
$thisIdProperty = $otherHandler->properties[$nmRelation->getThisProperty()];
|
|
$thisIdProperty->setAccessible(true);
|
|
|
|
foreach ($rows as $row) {
|
|
$relEntity = $otherHandler->entityFromRow($row, [], $fetchEntities);
|
|
$thisEntity = $entities[$row[$thisIdColumn]];
|
|
$thisIdProperty->setValue($relEntity, $thisEntity);
|
|
$targetArray = $property->getValue($thisEntity);
|
|
$targetArray[$row[$relIdColumn]] = $relEntity;
|
|
$property->setValue($thisEntity, $targetArray);
|
|
}
|
|
} else {
|
|
$this->logger->error("fetchNMRelations for type '" . get_class($nmRelation) . "' is not implemented");
|
|
continue;
|
|
}
|
|
|
|
// TODO whats that here lol
|
|
if ($fetchEntities === DatabaseEntityQuery::FETCH_RECURSIVE) {
|
|
foreach ($entities as $entity) {
|
|
$relEntities = $property->getValue($entity);
|
|
// $otherHandler->fetchNMRelations($relEntities, $fetchEntities);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
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 = [];
|
|
$table = $this->getTableName();
|
|
|
|
// Create Table
|
|
$queries[] = $this->getTableQuery($sql);
|
|
|
|
// pre defined values
|
|
$getPredefinedValues = $this->entityClass->getMethod("getPredefinedValues");
|
|
$getPredefinedValues->setAccessible(true);
|
|
$predefinedValues = $getPredefinedValues->invoke(null);
|
|
if ($predefinedValues) {
|
|
$queries[] = $this->getInsertQuery($predefinedValues);
|
|
}
|
|
|
|
// Entity Log
|
|
$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 $properties = null): bool|array {
|
|
$row = [];
|
|
foreach ($this->columns as $propertyName => $column) {
|
|
if ($properties !== null && !in_array($propertyName, $properties)) {
|
|
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 $properties = null, bool $saveNM = false) {
|
|
$row = $this->prepareRow($entity, "update", $properties);
|
|
if ($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);
|
|
}
|
|
|
|
$res = empty($row) ? true : $query->execute();
|
|
if ($res && $saveNM) {
|
|
$res = $this->updateNM($entity, $properties);
|
|
}
|
|
|
|
$entity->postUpdate();
|
|
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 $properties = null, bool $saveNM = false) {
|
|
$id = $entity->getId();
|
|
if ($id === null) {
|
|
return $this->insert($entity);
|
|
} else {
|
|
return $this->update($entity, $properties, $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;
|
|
}
|
|
} |