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Editing File: /usr/share/phpmyadmin/libraries/tbl_columns_definition_form.inc.php

<?php
/* vim: set expandtab sw=4 ts=4 sts=4: */
/**
 * Display form for changing/adding table fields/columns.
 * Included by tbl_addfield.php and tbl_create.php
 *
 * @package PhpMyAdmin
 */
declare(strict_types=1);

use PhpMyAdmin\Charsets;
use PhpMyAdmin\Charsets\Charset;
use PhpMyAdmin\Charsets\Collation;
use PhpMyAdmin\DatabaseInterface;
use PhpMyAdmin\Partition;
use PhpMyAdmin\Relation;
use PhpMyAdmin\Response;
use PhpMyAdmin\Table;
use PhpMyAdmin\TablePartitionDefinition;
use PhpMyAdmin\Template;
use PhpMyAdmin\Transformations;
use PhpMyAdmin\Util;

if (! defined('PHPMYADMIN')) {
    exit;
}

/**
 * Check parameters
 */
Util::checkParameters(
    [
        'server',
        'db',
        'table',
        'action',
        'num_fields',
    ]
);

global $db, $table;

/** @var Relation $relation */
$relation = $containerBuilder->get('relation');
$transformations = new Transformations();
$template = new Template();

/**
 * Initialize to avoid code execution path warnings
 */

if (! isset($num_fields)) {
    $num_fields = 0;
}
if (! isset($mime_map)) {
    $mime_map = null;
}
if (! isset($columnMeta)) {
    $columnMeta = [];
}

$length_values_input_size = 8;

$content_cells = [];

/** @var string $db */
$form_params = [
    'db' => $db,
];

if ($action == 'tbl_create.php') {
    $form_params['reload'] = 1;
} else {
    if ($action == 'tbl_addfield.php') {
        $form_params = array_merge(
            $form_params,
            [
                'field_where' => Util::getValueByKey($_POST, 'field_where'),
            ]
        );
        if (isset($_POST['field_where'])) {
            $form_params['after_field'] = $_POST['after_field'];
        }
    }
    $form_params['table'] = $table;
}

$form_params['orig_num_fields'] = $num_fields;

$form_params = array_merge(
    $form_params,
    [
        'orig_field_where' => Util::getValueByKey($_POST, 'field_where'),
        'orig_after_field' => Util::getValueByKey($_POST, 'after_field'),
    ]
);

if (isset($selected) && is_array($selected)) {
    foreach ($selected as $o_fld_nr => $o_fld_val) {
        $form_params['selected[' . $o_fld_nr . ']'] = $o_fld_val;
    }
}

$is_backup = ($action != 'tbl_create.php' && $action != 'tbl_addfield.php');

$cfgRelation = $relation->getRelationsParam();

$comments_map = $relation->getComments($db, $table);

$move_columns = [];
if (isset($fields_meta)) {
    /** @var DatabaseInterface $dbi */
    $dbi = $containerBuilder->get('dbi');
    $move_columns = $dbi->getTable($db, $table)->getColumnsMeta();
}

$available_mime = [];
if ($cfgRelation['mimework'] && $GLOBALS['cfg']['BrowseMIME']) {
    $mime_map = $transformations->getMime($db, $table);
    $available_mime = $transformations->getAvailableMimeTypes();
}

// this will be used on templates/columns_definitions/transformation.twig
$mime_types = [
    'input_transformation',
    'transformation',
];
foreach ($mime_types as $mime_type) {
    if (isset($available_mime[$mime_type]) and is_iterable($available_mime[$mime_type])) {
        foreach ($available_mime[$mime_type] as $mimekey => $transform) {
            $available_mime[$mime_type . '_file_quoted'][$mimekey] = preg_quote(
                $available_mime[$mime_type . '_file'][$mimekey],
                '@'
            );
        }
    }
}

//  workaround for field_fulltext, because its submitted indices contain
//  the index as a value, not a key. Inserted here for easier maintenance
//  and less code to change in existing files.
if (isset($field_fulltext) && is_array($field_fulltext)) {
    foreach ($field_fulltext as $fulltext_nr => $fulltext_indexkey) {
        $submit_fulltext[$fulltext_indexkey] = $fulltext_indexkey;
    }
}
if (isset($_POST['submit_num_fields'])
    || isset($_POST['submit_partition_change'])
) {
    //if adding new fields, set regenerate to keep the original values
    $regenerate = 1;
}

$foreigners = $relation->getForeigners($db, $table, '', 'foreign');
$child_references = null;
// From MySQL 5.6.6 onwards columns with foreign keys can be renamed.
// Hence, no need to get child references
if ($GLOBALS['dbi']->getVersion() < 50606) {
    $child_references = $relation->getChildReferences($db, $table);
}

for ($columnNumber = 0; $columnNumber < $num_fields; $columnNumber++) {
    $type = '';
    $length = '';
    $columnMeta = [];
    $submit_attribute = null;
    $extracted_columnspec = [];

if (! empty($regenerate)) {
        $columnMeta = array_merge(
            $columnMeta,
            [
                'Field'        => Util::getValueByKey(
                    $_POST,
                    "field_name.${columnNumber}",
                    null
                ),
                'Type'         => Util::getValueByKey(
                    $_POST,
                    "field_type.${columnNumber}",
                    null
                ),
                'Collation'    => Util::getValueByKey(
                    $_POST,
                    "field_collation.${columnNumber}",
                    ''
                ),
                'Null'         => Util::getValueByKey(
                    $_POST,
                    "field_null.${columnNumber}",
                    ''
                ),
                'DefaultType'  => Util::getValueByKey(
                    $_POST,
                    "field_default_type.${columnNumber}",
                    'NONE'
                ),
                'DefaultValue' => Util::getValueByKey(
                    $_POST,
                    "field_default_value.${columnNumber}",
                    ''
                ),
                'Extra'        => Util::getValueByKey(
                    $_POST,
                    "field_extra.${columnNumber}",
                    null
                ),
                'Virtuality'   => Util::getValueByKey(
                    $_POST,
                    "field_virtuality.${columnNumber}",
                    ''
                ),
                'Expression'   => Util::getValueByKey(
                    $_POST,
                    "field_expression.${columnNumber}",
                    ''
                ),
            ]
        );

$columnMeta['Key'] = '';
        $parts = explode(
            '_',
            Util::getValueByKey($_POST, "field_key.${columnNumber}", ''),
            2
        );
        if (count($parts) === 2 && $parts[1] == $columnNumber) {
            $columnMeta['Key'] = Util::getValueByKey(
                [
                    'primary' => 'PRI',
                    'index' => 'MUL',
                    'unique' => 'UNI',
                    'fulltext' => 'FULLTEXT',
                    'spatial' => 'SPATIAL',
                ],
                $parts[0],
                ''
            );
        }

$columnMeta['Comment']
            = isset($submit_fulltext[$columnNumber])
            && ($submit_fulltext[$columnNumber] == $columnNumber)
                ? 'FULLTEXT' : false;

switch ($columnMeta['DefaultType']) {
            case 'NONE':
                $columnMeta['Default'] = null;
                break;
            case 'USER_DEFINED':
                $columnMeta['Default'] = $columnMeta['DefaultValue'];
                break;
            case 'NULL':
            case 'CURRENT_TIMESTAMP':
            case 'current_timestamp()':
                $columnMeta['Default'] = $columnMeta['DefaultType'];
                break;
        }

$length = Util::getValueByKey($_POST, "field_length.${columnNumber}", $length);
        $submit_attribute = Util::getValueByKey(
            $_POST,
            "field_attribute.${columnNumber}",
            false
        );
        $comments_map[$columnMeta['Field']] = Util::getValueByKey(
            $_POST,
            "field_comments.${columnNumber}"
        );

$mime_map[$columnMeta['Field']] = array_merge(
            isset($mime_map[$columnMeta['Field']]) ? $mime_map[$columnMeta['Field']] : [],
            [
                'mimetype' => Util::getValueByKey($_POST, "field_mimetype.${$columnNumber}"),
                'transformation' => Util::getValueByKey(
                    $_POST,
                    "field_transformation.${$columnNumber}"
                ),
                'transformation_options' => Util::getValueByKey(
                    $_POST,
                    "field_transformation_options.${$columnNumber}"
                ),
            ]
        );
    } elseif (isset($fields_meta[$columnNumber])) {
        $columnMeta = $fields_meta[$columnNumber];
        $virtual = [
            'VIRTUAL',
            'PERSISTENT',
            'VIRTUAL GENERATED',
            'STORED GENERATED',
        ];
        if (in_array($columnMeta['Extra'], $virtual)) {
            $tableObj = new Table($GLOBALS['table'], $GLOBALS['db']);
            $expressions = $tableObj->getColumnGenerationExpression(
                $columnMeta['Field']
            );
            $columnMeta['Expression'] = $expressions[$columnMeta['Field']];
        }
        switch ($columnMeta['Default']) {
            case null:
                if ($columnMeta['Default'] === null) {
                    if ($columnMeta['Null'] == 'YES') {
                        $columnMeta['DefaultType'] = 'NULL';
                        $columnMeta['DefaultValue'] = '';
                    } else {
                        $columnMeta['DefaultType'] = 'NONE';
                        $columnMeta['DefaultValue'] = '';
                    }
                } else { // empty
                    $columnMeta['DefaultType'] = 'USER_DEFINED';
                    $columnMeta['DefaultValue'] = $columnMeta['Default'];
                }
                break;
            case 'CURRENT_TIMESTAMP':
            case 'current_timestamp()':
                $columnMeta['DefaultType'] = 'CURRENT_TIMESTAMP';
                $columnMeta['DefaultValue'] = '';
                break;
            default:
                $columnMeta['DefaultType'] = 'USER_DEFINED';
                $columnMeta['DefaultValue'] = $columnMeta['Default'];

if ('text' === substr($columnMeta['Type'], -4)) {
                    $textDefault = substr($columnMeta['Default'], 1, -1);
                    $columnMeta['Default'] = stripcslashes($textDefault !== false ? $textDefault : $columnMeta['Default']);
                }

break;
        }
    }

if (isset($columnMeta['Type'])) {
        $extracted_columnspec = Util::extractColumnSpec(
            $columnMeta['Type']
        );
        if ($extracted_columnspec['type'] == 'bit') {
            $columnMeta['Default']
                = Util::convertBitDefaultValue($columnMeta['Default']);
        }
        $type = $extracted_columnspec['type'];
        if ($length == '') {
            $length = $extracted_columnspec['spec_in_brackets'];
        }
    } else {
        // creating a column
        $columnMeta['Type'] = '';
    }

// Variable tell if current column is bound in a foreign key constraint or not.
    // MySQL version from 5.6.6 allow renaming columns with foreign keys
    if (isset($columnMeta['Field'])
        && isset($form_params['table'])
        && $GLOBALS['dbi']->getVersion() < 50606
    ) {
        $columnMeta['column_status'] = $relation->checkChildForeignReferences(
            $form_params['db'],
            $form_params['table'],
            $columnMeta['Field'],
            $foreigners,
            $child_references
        );
    }

// some types, for example longtext, are reported as
    // "longtext character set latin7" when their charset and / or collation
    // differs from the ones of the corresponding database.
    // rtrim the type, for cases like "float unsigned"
    $type = rtrim(
        preg_replace('/[\s]character set[\s][\S]+/', '', $type)
    );

/**
     * old column attributes
     */
    if ($is_backup) {
        // old column name
        if (isset($columnMeta['Field'])) {
            $form_params['field_orig[' . $columnNumber . ']']
                = $columnMeta['Field'];
            if (isset($columnMeta['column_status'])
                && ! $columnMeta['column_status']['isEditable']
            ) {
                $form_params['field_name[' . $columnNumber . ']']
                    = $columnMeta['Field'];
            }
        } else {
            $form_params['field_orig[' . $columnNumber . ']'] = '';
        }

// old column type
        if (isset($columnMeta['Type'])) {
            // keep in uppercase because the new type will be in uppercase
            $form_params['field_type_orig[' . $columnNumber . ']'] = mb_strtoupper($type);
            if (isset($columnMeta['column_status'])
                && ! $columnMeta['column_status']['isEditable']
            ) {
                $form_params['field_type[' . $columnNumber . ']'] = mb_strtoupper($type);
            }
        } else {
            $form_params['field_type_orig[' . $columnNumber . ']'] = '';
        }

// old column length
        $form_params['field_length_orig[' . $columnNumber . ']'] = $length;

// old column default
        $form_params = array_merge(
            $form_params,
            [
                "field_default_value_orig[${columnNumber}]" => Util::getValueByKey(
                    $columnMeta,
                    'Default',
                    ''
                ),
                "field_default_type_orig[${columnNumber}]"  => Util::getValueByKey(
                    $columnMeta,
                    'DefaultType',
                    ''
                ),
                "field_collation_orig[${columnNumber}]"     => Util::getValueByKey(
                    $columnMeta,
                    'Collation',
                    ''
                ),
                "field_attribute_orig[${columnNumber}]"     => trim(
                    Util::getValueByKey($extracted_columnspec, 'attribute', '')
                ),
                "field_null_orig[${columnNumber}]"          => Util::getValueByKey(
                    $columnMeta,
                    'Null',
                    ''
                ),
                "field_extra_orig[${columnNumber}]"         => Util::getValueByKey(
                    $columnMeta,
                    'Extra',
                    ''
                ),
                "field_comments_orig[${columnNumber}]"      => Util::getValueByKey(
                    $columnMeta,
                    'Comment',
                    ''
                ),
                "field_virtuality_orig[${columnNumber}]"    => Util::getValueByKey(
                    $columnMeta,
                    'Virtuality',
                    ''
                ),
                "field_expression_orig[${columnNumber}]"    => Util::getValueByKey(
                    $columnMeta,
                    'Expression',
                    ''
                ),
            ]
        );
    }

$default_value = '';
    $type_upper = mb_strtoupper($type);

// For a TIMESTAMP, do not show the string "CURRENT_TIMESTAMP" as a default value
    if (isset($columnMeta['DefaultValue'])) {
        $default_value = $columnMeta['DefaultValue'];
    }
    if ($type_upper == 'BIT') {
        $default_value = Util::convertBitDefaultValue($columnMeta['DefaultValue']);
    } elseif ($type_upper == 'BINARY' || $type_upper == 'VARBINARY') {
        $default_value = bin2hex($columnMeta['DefaultValue']);
    }

$content_cells[$columnNumber] = [
        'column_number' => $columnNumber,
        'column_meta' => $columnMeta,
        'type_upper' => $type_upper,
        'default_value' => $default_value,
        'length_values_input_size' => $length_values_input_size,
        'length' => $length,
        'extracted_columnspec' => $extracted_columnspec,
        'submit_attribute' => $submit_attribute,
        'comments_map' => $comments_map,
        'fields_meta' => isset($fields_meta) ? $fields_meta : null,
        'is_backup' => $is_backup,
        'move_columns' => $move_columns,
        'cfg_relation' => $cfgRelation,
        'available_mime' => $available_mime,
        'mime_map' => isset($mime_map) ? $mime_map : [],
    ];
} // end for

$partitionDetails = TablePartitionDefinition::getDetails();

$charsets = Charsets::getCharsets($GLOBALS['dbi'], $GLOBALS['cfg']['Server']['DisableIS']);
$collations = Charsets::getCollations($GLOBALS['dbi'], $GLOBALS['cfg']['Server']['DisableIS']);
$charsetsList = [];
/** @var Charset $charset */
foreach ($charsets as $charset) {
    $collationsList = [];
    /** @var Collation $collation */
    foreach ($collations[$charset->getName()] as $collation) {
        $collationsList[] = [
            'name' => $collation->getName(),
            'description' => $collation->getDescription(),
        ];
    }
    $charsetsList[] = [
        'name' => $charset->getName(),
        'description' => $charset->getDescription(),
        'collations' => $collationsList,
    ];
}

$html = $template->render('columns_definitions/column_definitions_form', [
    'is_backup' => $is_backup,
    'fields_meta' => isset($fields_meta) ? $fields_meta : null,
    'mimework' => $cfgRelation['mimework'],
    'action' => $action,
    'form_params' => $form_params,
    'content_cells' => $content_cells,
    'partition_details' => $partitionDetails,
    'primary_indexes' => isset($_POST['primary_indexes']) ? $_POST['primary_indexes'] : null,
    'unique_indexes' => isset($_POST['unique_indexes']) ? $_POST['unique_indexes'] : null,
    'indexes' => isset($_POST['indexes']) ? $_POST['indexes'] : null,
    'fulltext_indexes' => isset($_POST['fulltext_indexes']) ? $_POST['fulltext_indexes'] : null,
    'spatial_indexes' => isset($_POST['spatial_indexes']) ? $_POST['spatial_indexes'] : null,
    'table' => isset($_POST['table']) ? $_POST['table'] : null,
    'comment' => isset($_POST['comment']) ? $_POST['comment'] : null,
    'tbl_collation' => isset($_POST['tbl_collation']) ? $_POST['tbl_collation'] : null,
    'charsets' => $charsetsList,
    'tbl_storage_engine' => isset($_POST['tbl_storage_engine']) ? $_POST['tbl_storage_engine'] : null,
    'connection' => isset($_POST['connection']) ? $_POST['connection'] : null,
    'change_column' => isset($_POST['change_column']) ? $_POST['change_column'] : null,
    'is_virtual_columns_supported' => Util::isVirtualColumnsSupported(),
    'browse_mime' => isset($GLOBALS['cfg']['BrowseMIME']) ? $GLOBALS['cfg']['BrowseMIME'] : null,
    'server_type' => Util::getServerType(),
    'max_rows' => intval($GLOBALS['cfg']['MaxRows']),
    'char_editing' => isset($GLOBALS['cfg']['CharEditing']) ? $GLOBALS['cfg']['CharEditing'] : null,
    'attribute_types' => $GLOBALS['dbi']->types->getAttributes(),
    'privs_available' => ((isset($GLOBALS['col_priv']) ? $GLOBALS['col_priv'] : false)
        && (isset($GLOBALS['is_reload_priv']) ? $GLOBALS['is_reload_priv'] : false)
    ),
    'max_length' => $GLOBALS['dbi']->getVersion() >= 50503 ? 1024 : 255,
    'have_partitioning' => Partition::havePartitioning(),
    'dbi' => $GLOBALS['dbi'],
    'disable_is' => $GLOBALS['cfg']['Server']['DisableIS'],
]);

unset($form_params);

$response = Response::getInstance();
$response->getHeader()->getScripts()->addFiles(
    [
        'vendor/jquery/jquery.uitablefilter.js',
        'indexes.js',
    ]
);
$response->addHTML($html);

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