SelectBuilder::buildLimitOffset() - Code Metrics - Inspection of "Merge pull request #131 from auraphp/3.x-builder" - auraphp/Aura.SqlQuery - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — 3.x ( e5eb1c...76cecd )

by Paul

created 2017-03-19 12:33 UTC

SelectBuilder::buildLimitOffset() A

↳ Parent: SelectBuilder

Complexity

Conditions	1
Paths	1

Size

Total Lines	4
Code Lines	2

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	2
CRAP Score	1

Importance

Changes

Metric	Value
dl	0
loc	4
ccs	2
cts	2
cp	1
rs	10
c	0
b	0
f	0
cc	1
eloc	2
nc	1
nop	2
crap	1

<?php
/**
 *
 * This file is part of Aura for PHP.
 *
 * @license http://opensource.org/licenses/bsd-license.php BSD
 *
 */
namespace Aura\SqlQuery\Sqlsrv;

use Aura\SqlQuery\Common;

/**
 *
 * An object for Sqlsrv SELECT queries.
 *
 * @package Aura.SqlQuery
 *
 */
class SelectBuilder extends Common\SelectBuilder
{
    /**
     *
     * Override so that LIMIT equivalent will be applied by applyLimit().
     *
     * @see build()
     *
     * @see applyLimit()
     *
     */
    public function buildLimitOffset($limit, $offset)
    {
        return '';
    }

    /**
     *
     * Modify the statement applying limit/offset equivalent portions to it.
     *
     * @param string $stm SQL statement
     * @return string SQL statement with limit/offset applied
     *
     */
    public function applyLimit($stm, $limit, $offset)
    {
        if (! $limit && ! $offset) {
            return $stm; // no limit or offset
        }

        // limit but no offset?
        if ($limit && ! $offset) {
            // use TOP in place
            return preg_replace(
                '/^(SELECT( DISTINCT)?)/',
                "$1 TOP {$limit}",
                $stm
            );
        }

        // both limit and offset. must have an ORDER clause to work; OFFSET is
        // a sub-clause of the ORDER clause. cannot use FETCH without OFFSET.
        return $stm . PHP_EOL . "OFFSET {$offset} ROWS "
                    . "FETCH NEXT {$limit} ROWS ONLY";
    }
}


1		<?php
2		/**
3		*
4		* This file is part of Aura for PHP.
5		*
6		* @license http://opensource.org/licenses/bsd-license.php BSD
7		*
8		*/
9		namespace Aura\SqlQuery\Sqlsrv;
10
11		use Aura\SqlQuery\Common;
12
13		/**
14		*
15		* An object for Sqlsrv SELECT queries.
16		*
17		* @package Aura.SqlQuery
18		*
19		*/
20		class SelectBuilder extends Common\SelectBuilder
21		{
22		/**
23		*
24		* Override so that LIMIT equivalent will be applied by applyLimit().
25		*
26		* @see build()
27		*
28		* @see applyLimit()
29		*
30		*/
31	35	public function buildLimitOffset($limit, $offset)
32		{
33	35	return '';
34		}
35
36		/**
37		*
38		* Modify the statement applying limit/offset equivalent portions to it.
39		*
40		* @param string $stm SQL statement
41		* @return string SQL statement with limit/offset applied
42		*
43		*/
44	35	public function applyLimit($stm, $limit, $offset)
45		{
46	35	if (! $limit && ! $offset) {
47	33	return $stm; // no limit or offset
48		}
49
50		// limit but no offset?
51	2	if ($limit && ! $offset) {
52		// use TOP in place
53	1	return preg_replace(
54	1	'/^(SELECT( DISTINCT)?)/',
55	1	"$1 TOP {$limit}",
56		$stm
57		);
58		}
59
60		// both limit and offset. must have an ORDER clause to work; OFFSET is
61		// a sub-clause of the ORDER clause. cannot use FETCH without OFFSET.
62	2	return $stm . PHP_EOL . "OFFSET {$offset} ROWS "
63	2	. "FETCH NEXT {$limit} ROWS ONLY";
64		}
65		}
66

auraphp / Aura.SqlQuery

Push — 3.x ( e5eb1c...76cecd )

SelectBuilder::buildLimitOffset() A

Complexity

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