icingaweb2-module-director/library/Director/Web/Table/ImportsourceHookTable.php

<?php

namespace Icinga\Module\Director\Web\Table;

use Icinga\Data\DataArray\ArrayDatasource;
use Icinga\Module\Director\Hook\ImportSourceHook;
use Icinga\Module\Director\Objects\ImportSource;
use ipl\Web\Table\SimpleQueryBasedTable;

class ImportsourceHookTable extends SimpleQueryBasedTable
{
    /** @var  ImportSource */
    protected $source;

    protected $dataCache;

    protected $columnCache;

    protected $sourceHook;

    public function getColumns()
    {
        if ($this->columnCache === null) {
            $this->columnCache = array_merge(
                $this->sourceHook()->listColumns(),
                $this->source->listModifierTargetProperties()
            );

            sort($this->columnCache);

            // prioritize key column
            $keyColumn = $this->source->get('key_column');
            if ($keyColumn !== null && ($pos = array_search($keyColumn, $this->columnCache)) !== false) {
                unset($this->columnCache[$pos]);
                array_unshift($this->columnCache, $keyColumn);
            }
        }

        return $this->columnCache;
    }

    public function setImportSource(ImportSource $source)
    {
        $this->source = $source;
        return $this;
    }

    public function getColumnsToBeRendered()
    {
        return $this->getColumns();
    }

    protected function sourceHook()
    {
        if ($this->sourceHook === null) {
            $this->sourceHook = ImportSourceHook::forImportSource(
                $this->source
            );
        }

        return $this->sourceHook;
    }

    public function fetchQueryRows()
    {
        if ($this->dataCache === null) {
            $this->dataCache = parent::fetchQueryRows();
            $this->source->applyModifiers($this->dataCache);
        }

        return $this->dataCache;
    }

    public function prepareQuery()
    {
        $ds = new ArrayDatasource($this->sourceHook()->fetchData());
        return $ds->select();
    }
}