Files
espocrm/application/Espo/ORM/Query/SelectingBuilderTrait.php
Yuri Kuznetsov 550bdaba4f ref
2022-11-14 13:07:44 +02:00

384 lines
11 KiB
PHP

<?php
/************************************************************************
* This file is part of EspoCRM.
*
* EspoCRM - Open Source CRM application.
* Copyright (C) 2014-2022 Yurii Kuznietsov, Taras Machyshyn, Oleksii Avramenko
* Website: https://www.espocrm.com
*
* EspoCRM is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* EspoCRM is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with EspoCRM. If not, see http://www.gnu.org/licenses/.
*
* The interactive user interfaces in modified source and object code versions
* of this program must display Appropriate Legal Notices, as required under
* Section 5 of the GNU General Public License version 3.
*
* In accordance with Section 7(b) of the GNU General Public License version 3,
* these Appropriate Legal Notices must retain the display of the "EspoCRM" word.
************************************************************************/
namespace Espo\ORM\Query;
use Espo\ORM\Query\Part\WhereItem;
use Espo\ORM\Query\Part\Expression;
use Espo\ORM\Query\Part\Order;
use Espo\ORM\Query\Part\Join;
use InvalidArgumentException;
use RuntimeException;
trait SelectingBuilderTrait
{
use BaseBuilderTrait;
/**
* Add a WHERE clause.
*
* Usage options:
* * `where(WhereItem $clause)`
* * `where(array $clause)`
* * `where(string $key, string $value)`
*
* @param WhereItem|array<mixed,mixed>|string $clause A key or where clause.
* @param mixed[]|scalar|null $value A value. Omitted if the first argument is not string.
*/
public function where($clause, $value = null): self
{
$this->applyWhereClause('whereClause', $clause, $value);
return $this;
}
/**
* @param WhereItem|array<mixed,mixed>|string $clause A key or where clause.
* @param mixed[]|scalar|null $value A value. Omitted if the first argument is not string.
*/
private function applyWhereClause(string $type, $clause, $value): void
{
if ($clause instanceof WhereItem) {
$clause = $clause->getRaw();
}
$this->params[$type] = $this->params[$type] ?? [];
$original = $this->params[$type];
if (!is_string($clause) && !is_array($clause)) {
throw new InvalidArgumentException("Bad where clause.");
}
if (is_array($clause)) {
$new = $clause;
}
if (is_string($clause)) {
$new = [$clause => $value];
}
$containsSameKeys = (bool) count(
array_intersect(
array_keys($new),
array_keys($original)
)
);
if ($containsSameKeys) {
$this->params[$type][] = $new;
return;
}
$this->params[$type] = $new + $original;
return;
}
/**
* Apply ORDER. Passing an array will override previously set items.
* Passing non-array will append an item,
*
* Usage options:
* * `order(OrderExpression $expression)
* * `order([$expr1, $expr2, ...])
* * `order(string $expression, string $direction)
*
* @param Order|Order[]|Expression|string|array<int, string[]>|string[] $orderBy
* An attribute to order by or an array or order items.
* Passing an array will reset a previously set order.
* @param string|bool|null $direction OrderExpression::ASC|OrderExpression::DESC.
*/
public function order($orderBy, $direction = null): self
{
if (is_bool($direction)) {
$direction = $direction ? Order::DESC : Order::ASC;
}
if (is_array($orderBy)) {
$this->params['orderBy'] = $this->normalizeOrderExpressionItemArray(
$orderBy,
$direction ?? Order::ASC
);
return $this;
}
if (!$orderBy) {
throw new InvalidArgumentException();
}
$this->params['orderBy'] = $this->params['orderBy'] ?? [];
if ($orderBy instanceof Expression) {
$orderBy = $orderBy->getValue();
$direction = $direction ?? Order::ASC;
}
else if ($orderBy instanceof Order) {
$direction = $direction ?? $orderBy->getDirection();
$orderBy = $orderBy->getExpression()->getValue();
}
else {
$direction = $direction ?? Order::ASC;
}
$this->params['orderBy'][] = [$orderBy, $direction];
return $this;
}
/**
* Add JOIN.
*
* @param Join|string $target
* A relation name or table. A relation name should be in camelCase, a table in CamelCase.
* @param ?string $alias An alias.
* @param WhereItem|array<mixed, mixed>|null $conditions Join conditions.
*/
public function join($target, ?string $alias = null, $conditions = null): self
{
return $this->joinInternal('joins', $target, $alias, $conditions);
}
/**
* Add LEFT JOIN.
*
* @param Join|string $target
* A relation name or table. A relation name should be in camelCase, a table in CamelCase.
* @param ?string $alias An alias.
* @param WhereItem|array<mixed, mixed>|null $conditions Join conditions.
*/
public function leftJoin($target, ?string $alias = null, $conditions = null): self
{
return $this->joinInternal('leftJoins', $target, $alias, $conditions);
}
/**
* @param 'leftJoins'|'joins' $type
* @param Join|string $target
* A relation name or table. A relation name should be in camelCase, a table in CamelCase.
* @param string|null $alias An alias.
* @param WhereItem|array<mixed,mixed>|null $conditions Join conditions.
*/
private function joinInternal(string $type, $target, ?string $alias = null, $conditions = null): self
{
if ($target instanceof Join) {
$alias = $alias ?? $target->getAlias();
$conditions = $conditions ?? $target->getConditions();
$target = $target->getTarget();
}
/** @phpstan-var mixed $conditions */
/** @phpstan-var mixed $target */
if ($conditions !== null && !is_array($conditions) && !$conditions instanceof WhereItem) {
throw new InvalidArgumentException("Conditions must be WhereItem or array.");
}
if ($conditions instanceof WhereItem) {
$conditions = $conditions->getRaw();
}
if (empty($this->params[$type])) {
$this->params[$type] = [];
}
if (is_array($target)) {
$joinList = $target;
foreach ($joinList as $item) {
$this->params[$type][] = $item;
}
return $this;
}
if (is_null($alias) && is_null($conditions) && $this->hasJoinAliasInternal($type, $target)) {
return $this;
}
if (is_null($alias) && is_null($conditions)) {
$this->params[$type][] = $target;
return $this;
}
if (is_null($conditions)) {
$this->params[$type][] = [$target, $alias];
return $this;
}
$this->params[$type][] = [$target, $alias, $conditions];
return $this;
}
private function hasJoinAliasInternal(string $type, string $alias): bool
{
$joins = $this->params[$type] ?? [];
if (in_array($alias, $joins)) {
return true;
}
foreach ($joins as $item) {
if (is_array($item) && count($item) > 1) {
if ($item[1] === $alias) {
return true;
}
}
}
return false;
}
/**
* Whether an alias is in left joins.
*/
public function hasLeftJoinAlias(string $alias): bool
{
return $this->hasJoinAliasInternal('leftJoins', $alias);
}
/**
* Whether an alias is in joins.
*/
public function hasJoinAlias(string $alias): bool
{
return $this->hasJoinAliasInternal('joins', $alias);
}
/**
* @param array<Expression|mixed[]> $itemList
* @return array<array{0:string,1?:string}|string>
*/
private function normalizeExpressionItemArray(array $itemList): array
{
$resultList = [];
foreach ($itemList as $item) {
if ($item instanceof Expression) {
$resultList[] = $item->getValue();
continue;
}
if (!is_array($item) || !count($item) || !$item[0] instanceof Expression) {
/** @var array{0:string,1?:string} $item */
$resultList[] = $item;
continue;
}
$newItem = [$item[0]->getValue()];
if (count($item) > 1) {
$newItem[] = $item[1];
}
/** @var array{0:string,1?:string} $newItem */
$resultList[] = $newItem;
continue;
}
return $resultList;
}
/**
* @param array<Order|mixed[]|string> $itemList
* @param string|bool|null $direction
* @return array<array{string, string|bool}>
*/
private function normalizeOrderExpressionItemArray(array $itemList, $direction): array
{
$resultList = [];
foreach ($itemList as $item) {
if (is_string($item)) {
$resultList[] = [$item, $direction];
continue;
}
if (is_int($item)) {
$resultList[] = [(string) $item, $direction];
continue;
}
if ($item instanceof Order) {
$resultList[] = [
$item->getExpression()->getValue(),
$item->getDirection()
];
continue;
}
if ($item instanceof Expression) {
$resultList[] = [
$item->getValue(),
$direction
];
continue;
}
if (!is_array($item) || !count($item)) {
throw new RuntimeException("Bad order item.");
}
$itemValue = $item[0] instanceof Expression ?
$item[0]->getValue() :
$item[0];
if (!is_string($itemValue) && !is_int($itemValue)) {
throw new RuntimeException("Bad order item.");
}
$itemDirection = count($item) > 1 ? $item[1] : $direction;
if (is_bool($itemDirection)) {
$itemDirection = $itemDirection ?
Order::DESC :
Order::ASC;
}
$resultList[] = [$itemValue, $itemDirection];
}
return $resultList;
}
}