LookupTrait::key()

Completed

Branch — feature/pre-split (289154)

by Anton

created 2017-01-21 14:55 UTC

↳ Parent: LookupTrait

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<?php
/**
 * components
 *
 * @author    Wolfy-J
 */
namespace Spiral\ORM\Entities\Relations\Traits;

use Spiral\ORM\ContextualCommandInterface;
use Spiral\ORM\RecordInterface;

/**
 * Looks for key values in command context AND in outer field if possible.
 */
trait LookupTrait
{
    /**
     * @param int                        $key
     * @param RecordInterface            $record
     * @param ContextualCommandInterface $command
     *
     * @return mixed|null
     */
    protected function lookupKey(
        int $key,
        RecordInterface $record,
        ContextualCommandInterface $command = null
    ) {
        $key = $this->key($key);

        if (!empty($command)) {
            $context = $command->getContext();
            if (!empty($context[$key])) {
                //Key value found in a context
                return $context[$key];
            }

            if ($key == $this->primaryColumnOf($record)) {
                return $command->primaryKey();
            }
        }

        //Fallback lookup in a record
        return $record->getField($key, null);
    }

    /**
     * Key name.
     *
     * @param int $key
     *
     * @return string
     */
    abstract protected function key(int $key): string;

    /**
     * Get primary key column
     *
     * @param RecordInterface $record
     *
     * @return string
     */
    abstract protected function primaryColumnOf(RecordInterface $record): string;
}

1			<?php
2			/**
3			* components
4			*
5			* @author Wolfy-J
6			*/
7			namespace Spiral\ORM\Entities\Relations\Traits;
8
9			use Spiral\ORM\ContextualCommandInterface;
10			use Spiral\ORM\RecordInterface;
11
12			/**
13			* Looks for key values in command context AND in outer field if possible.
14			*/
15			trait LookupTrait
16			{
17			/**
18			* @param int $key
19			* @param RecordInterface $record
20			* @param ContextualCommandInterface $command
21			*
22			* @return mixed\|null
23			*/
24			protected function lookupKey(
25			int $key,
26			RecordInterface $record,
27			ContextualCommandInterface $command = null
28			) {
29			$key = $this->key($key);
30
31			if (!empty($command)) {
32			$context = $command->getContext();
33			if (!empty($context[$key])) {
34			//Key value found in a context
35			return $context[$key];
36			}
37
38			if ($key == $this->primaryColumnOf($record)) {
39			return $command->primaryKey();
40			}
41			}
42
43			//Fallback lookup in a record
44			return $record->getField($key, null);
45			}
46
47			/**
48			* Key name.
49			*
50			* @param int $key
51			*
52			* @return string
53			*/
54			abstract protected function key(int $key): string;
55
56			/**
57			* Get primary key column
58			*
59			* @param RecordInterface $record
60			*
61			* @return string
62			*/
63			abstract protected function primaryColumnOf(RecordInterface $record): string;
64			}

spiral / components

Branch — feature/pre-split (289154)

LookupTrait::key()

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