1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
|
<?php
declare(strict_types=1);
namespace PhpMyAdmin\Controllers;
use PhpMyAdmin\Core;
use PhpMyAdmin\Normalization;
use PhpMyAdmin\ResponseRenderer;
use PhpMyAdmin\Template;
use PhpMyAdmin\Url;
use function __;
use function _pgettext;
use function in_array;
use function intval;
use function json_decode;
use function json_encode;
use function min;
/**
* Normalization process (temporarily specific to 1NF).
*/
class NormalizationController extends AbstractController
{
/** @var Normalization */
private $normalization;
public function __construct(ResponseRenderer $response, Template $template, Normalization $normalization)
{
parent::__construct($response, $template);
$this->normalization = $normalization;
}
public function __invoke(): void
{
global $db, $table;
if (isset($_POST['getColumns'])) {
$html = '<option selected disabled>' . __('Select one…') . '</option>'
. '<option value="no_such_col">' . __('No such column') . '</option>';
//get column whose datatype falls under string category
$html .= $this->normalization->getHtmlForColumnsList(
$db,
$table,
_pgettext('string types', 'String')
);
echo $html;
return;
}
if (isset($_POST['splitColumn'])) {
$num_fields = min(4096, intval($_POST['numFields']));
$html = $this->normalization->getHtmlForCreateNewColumn($num_fields, $db, $table);
$html .= Url::getHiddenInputs($db, $table);
echo $html;
return;
}
if (isset($_POST['addNewPrimary'])) {
$num_fields = 1;
$columnMeta = [
'Field' => $table . '_id',
'Extra' => 'auto_increment',
];
$html = $this->normalization->getHtmlForCreateNewColumn($num_fields, $db, $table, $columnMeta);
$html .= Url::getHiddenInputs($db, $table);
echo $html;
return;
}
if (isset($_POST['findPdl'])) {
$html = $this->normalization->findPartialDependencies($table, $db);
echo $html;
return;
}
if (isset($_POST['getNewTables2NF'])) {
$partialDependencies = json_decode($_POST['pd'], true);
$html = $this->normalization->getHtmlForNewTables2NF($partialDependencies, $table);
echo $html;
return;
}
if (isset($_POST['getNewTables3NF'])) {
$dependencies = json_decode($_POST['pd']);
$tables = json_decode($_POST['tables'], true);
$newTables = $this->normalization->getHtmlForNewTables3NF($dependencies, $tables, $db);
$this->response->disable();
Core::headerJSON();
echo json_encode($newTables);
return;
}
$this->addScriptFiles(['normalization.js', 'vendor/jquery/jquery.uitablefilter.js']);
$normalForm = '1nf';
if (isset($_POST['normalizeTo']) && in_array($_POST['normalizeTo'], ['1nf', '2nf', '3nf'])) {
$normalForm = $_POST['normalizeTo'];
}
if (isset($_POST['createNewTables2NF'])) {
$partialDependencies = json_decode($_POST['pd'], true);
$tablesName = json_decode($_POST['newTablesName']);
$res = $this->normalization->createNewTablesFor2NF($partialDependencies, $tablesName, $table, $db);
$this->response->addJSON($res);
return;
}
if (isset($_POST['createNewTables3NF'])) {
$newtables = json_decode($_POST['newTables'], true);
$res = $this->normalization->createNewTablesFor3NF($newtables, $db);
$this->response->addJSON($res);
return;
}
if (isset($_POST['repeatingColumns'])) {
$repeatingColumns = $_POST['repeatingColumns'];
$newTable = $_POST['newTable'];
$newColumn = $_POST['newColumn'];
$primary_columns = $_POST['primary_columns'];
$res = $this->normalization->moveRepeatingGroup(
$repeatingColumns,
$primary_columns,
$newTable,
$newColumn,
$table,
$db
);
$this->response->addJSON($res);
return;
}
if (isset($_POST['step1'])) {
$html = $this->normalization->getHtmlFor1NFStep1($db, $table, $normalForm);
$this->response->addHTML($html);
} elseif (isset($_POST['step2'])) {
$res = $this->normalization->getHtmlContentsFor1NFStep2($db, $table);
$this->response->addJSON($res);
} elseif (isset($_POST['step3'])) {
$res = $this->normalization->getHtmlContentsFor1NFStep3($db, $table);
$this->response->addJSON($res);
} elseif (isset($_POST['step4'])) {
$res = $this->normalization->getHtmlContentsFor1NFStep4($db, $table);
$this->response->addJSON($res);
} elseif (isset($_POST['step']) && $_POST['step'] == '2.1') {
$res = $this->normalization->getHtmlFor2NFstep1($db, $table);
$this->response->addJSON($res);
} elseif (isset($_POST['step']) && $_POST['step'] == '3.1') {
$tables = $_POST['tables'];
$res = $this->normalization->getHtmlFor3NFstep1($db, $tables);
$this->response->addJSON($res);
} else {
$this->response->addHTML($this->normalization->getHtmlForNormalizeTable());
}
}
}
|
