|
1
|
|
|
<?php |
|
2
|
|
|
|
|
3
|
|
|
namespace hamburgscleanest\DataTables\Models\DataComponents\Search; |
|
4
|
|
|
|
|
5
|
|
|
use Illuminate\Database\Eloquent\Builder; |
|
6
|
|
|
|
|
7
|
|
|
/** |
|
8
|
|
|
* Class FulltextSearch |
|
9
|
|
|
* @package hamburgscleanest\DataTables\Models\DataComponents\Search |
|
10
|
|
|
*/ |
|
11
|
|
|
class FulltextSearch extends DataSearch { |
|
12
|
|
|
|
|
13
|
|
|
const SUPPORTED_DRIVERS = ['mysql', 'sqlite']; |
|
14
|
|
|
|
|
15
|
|
|
/** @var string */ |
|
16
|
|
|
private $_mode; |
|
17
|
|
|
|
|
18
|
|
|
/** @var string */ |
|
19
|
|
|
private $_databaseDriver; |
|
20
|
|
|
|
|
21
|
|
|
/** |
|
22
|
|
|
* FulltextSearch constructor. |
|
23
|
|
|
* @param array $searchableFields |
|
24
|
|
|
* @param string|null $mode |
|
25
|
|
|
*/ |
|
26
|
5 |
|
public function __construct(array $searchableFields = [], string $mode = null) |
|
27
|
|
|
{ |
|
28
|
5 |
|
parent::__construct($searchableFields); |
|
29
|
5 |
|
$this->_mode = $mode; |
|
30
|
5 |
|
$this->_databaseDriver = \config('database.connections.' . \config('database.default') . '.driver'); |
|
31
|
5 |
|
} |
|
32
|
|
|
|
|
33
|
|
|
/** |
|
34
|
|
|
* @param string $driver |
|
35
|
|
|
* @return FulltextSearch |
|
36
|
|
|
* @throws \RuntimeException |
|
37
|
|
|
*/ |
|
38
|
3 |
|
public function forceDatabaseDriver(string $driver) : FulltextSearch |
|
39
|
|
|
{ |
|
40
|
3 |
|
if (!\in_array($driver, self::SUPPORTED_DRIVERS, true)) |
|
41
|
|
|
{ |
|
42
|
1 |
|
throw new \RuntimeException($driver . ' is not supported at the moment'); |
|
43
|
|
|
} |
|
44
|
|
|
|
|
45
|
2 |
|
$this->_databaseDriver = $driver; |
|
46
|
|
|
|
|
47
|
2 |
|
return $this; |
|
48
|
|
|
} |
|
49
|
|
|
|
|
50
|
|
|
/** |
|
51
|
|
|
* Set the mode for the full text search. |
|
52
|
|
|
* Available modes: |
|
53
|
|
|
* "IN NATURAL LANGUAGE MODE", "IN BOOLEAN MODE", "WITH QUERY EXPANSION" |
|
54
|
|
|
* @see https://dev.mysql.com/doc/refman/5.7/en/fulltext-search.html |
|
55
|
|
|
* |
|
56
|
|
|
* @param string $mode |
|
57
|
|
|
* @return FulltextSearch |
|
58
|
|
|
*/ |
|
59
|
1 |
|
public function setMode(string $mode) : FulltextSearch |
|
60
|
|
|
{ |
|
61
|
1 |
|
$this->_mode = $mode; |
|
62
|
|
|
|
|
63
|
1 |
|
return $this; |
|
64
|
|
|
} |
|
65
|
|
|
|
|
66
|
|
|
/** |
|
67
|
|
|
* @param Builder $queryBuilder |
|
68
|
|
|
* @param string $value |
|
69
|
|
|
* @return void |
|
70
|
|
|
*/ |
|
71
|
3 |
|
protected function _searchFields(Builder $queryBuilder, string $value) : void |
|
72
|
|
|
{ |
|
73
|
3 |
|
$queryBuilder->orWhereRaw($this->_getMatchQuery($value)); |
|
74
|
3 |
|
} |
|
75
|
|
|
|
|
76
|
|
|
/** |
|
77
|
|
|
* This has to be improved. |
|
78
|
|
|
* @param string $value |
|
79
|
|
|
* @return string |
|
80
|
|
|
*/ |
|
81
|
3 |
|
private function _getMatchQuery(string $value) : string |
|
82
|
|
|
{ |
|
83
|
3 |
|
if ($this->_databaseDriver === 'sqlite') |
|
84
|
|
|
{ |
|
85
|
1 |
|
$query = ' MATCH \'' . $value . '\''; |
|
86
|
1 |
|
$matchQuery = ''; |
|
87
|
1 |
|
foreach ($this->_searchableFields as $field) |
|
88
|
|
|
{ |
|
89
|
1 |
|
$matchQuery .= $field . $query; |
|
90
|
|
|
} |
|
91
|
|
|
|
|
92
|
1 |
|
return $matchQuery; |
|
93
|
|
|
} |
|
94
|
|
|
|
|
95
|
2 |
|
return 'MATCH(' . \implode(',', $this->_searchableFields) . ') AGAINST (\'' . $value . '\'' . (!empty($this->_mode) ? (' ' . $this->_mode) : '') . ')'; |
|
96
|
|
|
} |
|
97
|
|
|
} |
hamburgscleanest /
data-tables
