class.arStatementCollection.php

Go to the documentation of this file.

<?php
 
abstract class arStatementCollection
{
    protected static array $cache = [];
    protected array $statements = [];
    protected ?\ActiveRecord $ar = null;
 
    public function add(arStatement $statement): void
    {
        $this->statements[] = $statement;
    }
 
    public function hasStatements(): bool
    {
        return $this->statements !== [];
    }
 
    public static function getInstance(ActiveRecord $ar): arStatementCollection
    {
        $classname = static::class;
        $arWhereCollection = new $classname();
        $arWhereCollection->setAr($ar);
 
        return $arWhereCollection;
    }
 
    abstract public function asSQLStatement(ilDBInterface $db): string;
 
    public function setAr(ActiveRecord $ar): void
    {
        $this->ar = $ar;
    }
 
    public function getAr(): ?\ActiveRecord
    {
        return $this->ar;
    }
 
    public function setStatements(array $statements): void
    {
        $this->statements = $statements;
    }
 
    public function getStatements(): array
    {
        return $this->statements;
    }
}