Viewing file:  normalization.php (4.05 KB) -rw-r--r--
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<?php
/* vim: set expandtab sw=4 ts=4 sts=4: */
/**
* Normalization process (temporarily specific to 1NF)
*
* @package PhpMyAdmin
*/
use PhpMyAdmin\Core;
use PhpMyAdmin\Normalization;
use PhpMyAdmin\Response;
use PhpMyAdmin\Url;
require_once 'libraries/common.inc.php';
$normalization = new Normalization($GLOBALS['dbi']);
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 .= $normalization->getHtmlForColumnsList(
$db,
$table,
_pgettext('string types', 'String')
);
echo $html;
exit;
}
if (isset($_POST['splitColumn'])) {
$num_fields = min(4096, intval($_POST['numFields']));
$html = $normalization->getHtmlForCreateNewColumn($num_fields, $db, $table);
$html .= Url::getHiddenInputs($db, $table);
echo $html;
exit;
}
if (isset($_POST['addNewPrimary'])) {
$num_fields = 1;
$columnMeta = array('Field'=>$table . "_id", 'Extra'=>'auto_increment');
$html = $normalization->getHtmlForCreateNewColumn(
$num_fields, $db, $table, $columnMeta
);
$html .= Url::getHiddenInputs($db, $table);
echo $html;
exit;
}
if (isset($_POST['findPdl'])) {
$html = $normalization->findPartialDependencies($table, $db);
echo $html;
exit;
}
if (isset($_POST['getNewTables2NF'])) {
$partialDependencies = json_decode($_POST['pd']);
$html = $normalization->getHtmlForNewTables2NF($partialDependencies, $table);
echo $html;
exit;
}
$response = Response::getInstance();
if (isset($_POST['getNewTables3NF'])) {
$dependencies = json_decode($_POST['pd']);
$tables = json_decode($_POST['tables']);
$newTables = $normalization->getHtmlForNewTables3NF($dependencies, $tables, $db);
$response->disable();
Core::headerJSON();
echo json_encode($newTables);
exit;
}
$header = $response->getHeader();
$scripts = $header->getScripts();
$scripts->addFile('normalization.js');
$scripts->addFile('vendor/jquery/jquery.uitablefilter.js');
$normalForm = '1nf';
if (Core::isValid($_POST['normalizeTo'], array('1nf', '2nf', '3nf'))) {
$normalForm = $_POST['normalizeTo'];
}
if (isset($_POST['createNewTables2NF'])) {
$partialDependencies = json_decode($_POST['pd']);
$tablesName = json_decode($_POST['newTablesName']);
$res = $normalization->createNewTablesFor2NF($partialDependencies, $tablesName, $table, $db);
$response->addJSON($res);
exit;
}
if (isset($_POST['createNewTables3NF'])) {
$newtables = json_decode($_POST['newTables']);
$res = $normalization->createNewTablesFor3NF($newtables, $db);
$response->addJSON($res);
exit;
}
if (isset($_POST['repeatingColumns'])) {
$repeatingColumns = $_POST['repeatingColumns'];
$newTable = $_POST['newTable'];
$newColumn = $_POST['newColumn'];
$primary_columns = $_POST['primary_columns'];
$res = $normalization->moveRepeatingGroup(
$repeatingColumns, $primary_columns, $newTable, $newColumn, $table, $db
);
$response->addJSON($res);
exit;
}
if (isset($_POST['step1'])) {
$html = $normalization->getHtmlFor1NFStep1($db, $table, $normalForm);
$response->addHTML($html);
} elseif (isset($_POST['step2'])) {
$res = $normalization->getHtmlContentsFor1NFStep2($db, $table);
$response->addJSON($res);
} elseif (isset($_POST['step3'])) {
$res = $normalization->getHtmlContentsFor1NFStep3($db, $table);
$response->addJSON($res);
} elseif (isset($_POST['step4'])) {
$res = $normalization->getHtmlContentsFor1NFStep4($db, $table);
$response->addJSON($res);
} elseif (isset($_POST['step']) && $_POST['step'] == '2.1') {
$res = $normalization->getHtmlFor2NFstep1($db, $table);
$response->addJSON($res);
} elseif (isset($_POST['step']) && $_POST['step'] == '3.1') {
$tables = $_POST['tables'];
$res = $normalization->getHtmlFor3NFstep1($db, $tables);
$response->addJSON($res);
} else {
$response->addHTML($normalization->getHtmlForNormalizeTable());
}
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