544 lines
21 KiB
PHP
544 lines
21 KiB
PHP
<?php
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declare(strict_types=1);
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namespace PhpMyAdmin\Table;
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use PhpMyAdmin\Charsets;
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use PhpMyAdmin\ConfigStorage\Relation;
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use PhpMyAdmin\DatabaseInterface;
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use PhpMyAdmin\Partitioning\Partition;
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use PhpMyAdmin\Partitioning\TablePartitionDefinition;
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use PhpMyAdmin\Query\Compatibility;
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use PhpMyAdmin\StorageEngine;
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use PhpMyAdmin\Table;
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use PhpMyAdmin\Transformations;
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use PhpMyAdmin\Url;
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use PhpMyAdmin\Util;
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use function array_keys;
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use function array_merge;
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use function bin2hex;
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use function count;
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use function explode;
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use function in_array;
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use function intval;
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use function is_array;
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use function mb_strtoupper;
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use function preg_quote;
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use function preg_replace;
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use function rtrim;
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use function stripcslashes;
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use function substr;
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use function trim;
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/**
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* Displays the form used to define the structure of the table
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*/
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final class ColumnsDefinition
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{
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/**
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* @param Transformations $transformations Transformations
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* @param Relation $relation Relation
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* @param DatabaseInterface $dbi Database Interface instance
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* @param string $action Action
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* @param int $num_fields The number of fields
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* @param string|null $regenerate Use regeneration
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* @param array|null $selected Selected
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* @param array|null $fields_meta Fields meta
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*
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* @return array<string, mixed>
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*/
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public static function displayForm(
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Transformations $transformations,
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Relation $relation,
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DatabaseInterface $dbi,
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string $action,
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$num_fields = 0,
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$regenerate = null,
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?array $selected = null,
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$fields_meta = null
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): array {
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global $db, $table, $cfg, $col_priv, $is_reload_priv, $mime_map;
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Util::checkParameters([
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'server',
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'db',
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'table',
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'action',
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'num_fields',
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]);
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$length_values_input_size = 8;
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$content_cells = [];
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$form_params = ['db' => $db];
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if ($action == Url::getFromRoute('/table/create')) {
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$form_params['reload'] = 1;
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} else {
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if ($action == Url::getFromRoute('/table/add-field')) {
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$form_params = array_merge(
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$form_params,
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[
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'field_where' => Util::getValueByKey($_POST, 'field_where'),
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]
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);
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if (isset($_POST['field_where'])) {
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$form_params['after_field'] = (string) $_POST['after_field'];
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}
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}
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$form_params['table'] = $table;
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}
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$form_params['orig_num_fields'] = $num_fields;
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$form_params = array_merge(
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$form_params,
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[
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'orig_field_where' => Util::getValueByKey($_POST, 'field_where'),
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'orig_after_field' => Util::getValueByKey($_POST, 'after_field'),
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]
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);
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if (is_array($selected)) {
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foreach ($selected as $o_fld_nr => $o_fld_val) {
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$form_params['selected[' . $o_fld_nr . ']'] = $o_fld_val;
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}
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}
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$is_backup = ($action != Url::getFromRoute('/table/create')
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&& $action != Url::getFromRoute('/table/add-field'));
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$relationParameters = $relation->getRelationParameters();
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$comments_map = $relation->getComments($db, $table);
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$move_columns = [];
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if (isset($fields_meta)) {
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$move_columns = $dbi->getTable($db, $table)->getColumnsMeta();
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}
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$available_mime = [];
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if ($relationParameters->browserTransformationFeature !== null && $cfg['BrowseMIME']) {
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$mime_map = $transformations->getMime($db, $table);
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$available_mime = $transformations->getAvailableMimeTypes();
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}
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$mime_types = [
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'input_transformation',
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'transformation',
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];
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foreach ($mime_types as $mime_type) {
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if (! isset($available_mime[$mime_type]) || ! is_array($available_mime[$mime_type])) {
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continue;
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}
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foreach (array_keys($available_mime[$mime_type]) as $mimekey) {
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$available_mime[$mime_type . '_file_quoted'][$mimekey] = preg_quote(
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$available_mime[$mime_type . '_file'][$mimekey],
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'@'
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);
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}
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}
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if (isset($_POST['submit_num_fields']) || isset($_POST['submit_partition_change'])) {
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//if adding new fields, set regenerate to keep the original values
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$regenerate = 1;
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}
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$foreigners = $relation->getForeigners($db, $table, '', 'foreign');
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$child_references = null;
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// From MySQL 5.6.6 onwards columns with foreign keys can be renamed.
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// Hence, no need to get child references
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if ($dbi->getVersion() < 50606) {
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$child_references = $relation->getChildReferences($db, $table);
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}
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for ($columnNumber = 0; $columnNumber < $num_fields; $columnNumber++) {
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$type = '';
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$length = '';
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$columnMeta = [];
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$submit_attribute = null;
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$extracted_columnspec = [];
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if (! empty($regenerate)) {
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$columnMeta = array_merge(
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$columnMeta,
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[
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'Field' => Util::getValueByKey(
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$_POST,
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'field_name.' . $columnNumber,
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null
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),
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'Type' => Util::getValueByKey(
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$_POST,
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'field_type.' . $columnNumber,
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null
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),
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'Collation' => Util::getValueByKey(
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$_POST,
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'field_collation.' . $columnNumber,
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''
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),
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'Null' => Util::getValueByKey(
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$_POST,
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'field_null.' . $columnNumber,
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''
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),
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'DefaultType' => Util::getValueByKey(
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$_POST,
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'field_default_type.' . $columnNumber,
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'NONE'
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),
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'DefaultValue' => Util::getValueByKey(
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$_POST,
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'field_default_value.' . $columnNumber,
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''
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),
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'Extra' => Util::getValueByKey(
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$_POST,
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'field_extra.' . $columnNumber,
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null
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),
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'Virtuality' => Util::getValueByKey(
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$_POST,
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'field_virtuality.' . $columnNumber,
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''
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),
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'Expression' => Util::getValueByKey(
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$_POST,
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'field_expression.' . $columnNumber,
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''
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),
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]
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);
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$columnMeta['Key'] = '';
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$parts = explode(
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'_',
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Util::getValueByKey($_POST, 'field_key.' . $columnNumber, ''),
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2
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);
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if (count($parts) === 2 && $parts[1] == $columnNumber) {
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$columnMeta['Key'] = Util::getValueByKey(
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[
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'primary' => 'PRI',
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'index' => 'MUL',
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'unique' => 'UNI',
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'fulltext' => 'FULLTEXT',
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'spatial' => 'SPATIAL',
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],
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$parts[0],
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''
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);
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}
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$columnMeta['Comment'] = false;
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switch ($columnMeta['DefaultType']) {
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case 'NONE':
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$columnMeta['Default'] = null;
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break;
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case 'USER_DEFINED':
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$columnMeta['Default'] = $columnMeta['DefaultValue'];
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break;
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case 'NULL':
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case 'CURRENT_TIMESTAMP':
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case 'current_timestamp()':
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case 'UUID':
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case 'uuid()':
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$columnMeta['Default'] = $columnMeta['DefaultType'];
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break;
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}
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$length = Util::getValueByKey($_POST, 'field_length.' . $columnNumber, $length);
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$submit_attribute = Util::getValueByKey($_POST, 'field_attribute.' . $columnNumber, false);
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$comments_map[$columnMeta['Field']] = Util::getValueByKey($_POST, 'field_comments.' . $columnNumber);
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$mime_map[$columnMeta['Field']] = array_merge(
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$mime_map[$columnMeta['Field']] ?? [],
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[
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'mimetype' => Util::getValueByKey($_POST, 'field_mimetype.' . $columnNumber),
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'transformation' => Util::getValueByKey(
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$_POST,
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'field_transformation.' . $columnNumber
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),
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'transformation_options' => Util::getValueByKey(
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$_POST,
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'field_transformation_options.' . $columnNumber
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),
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]
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);
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} elseif (isset($fields_meta[$columnNumber])) {
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$columnMeta = $fields_meta[$columnNumber];
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$virtual = [
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'VIRTUAL',
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'PERSISTENT',
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'VIRTUAL GENERATED',
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'STORED GENERATED',
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];
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if (in_array($columnMeta['Extra'], $virtual)) {
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$tableObj = new Table($table, $db);
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$expressions = $tableObj->getColumnGenerationExpression($columnMeta['Field']);
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$columnMeta['Expression'] = is_array($expressions) ? $expressions[$columnMeta['Field']] : null;
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}
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$columnMetaDefault = self::decorateColumnMetaDefault($columnMeta);
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$columnMeta = array_merge($columnMeta, $columnMetaDefault);
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}
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if (isset($columnMeta['Type'])) {
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$extracted_columnspec = Util::extractColumnSpec($columnMeta['Type']);
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if ($extracted_columnspec['type'] === 'bit') {
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$columnMeta['Default'] = Util::convertBitDefaultValue($columnMeta['Default']);
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}
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$type = $extracted_columnspec['type'];
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if ($length == '') {
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$length = $extracted_columnspec['spec_in_brackets'];
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}
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} else {
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// creating a column
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$columnMeta['Type'] = '';
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}
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// Variable tell if current column is bound in a foreign key constraint or not.
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// MySQL version from 5.6.6 allow renaming columns with foreign keys
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if (isset($columnMeta['Field'], $form_params['table']) && $dbi->getVersion() < 50606) {
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$columnMeta['column_status'] = $relation->checkChildForeignReferences(
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$form_params['db'],
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$form_params['table'],
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$columnMeta['Field'],
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$foreigners,
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$child_references
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);
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}
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// some types, for example longtext, are reported as
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// "longtext character set latin7" when their charset and / or collation
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// differs from the ones of the corresponding database.
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// rtrim the type, for cases like "float unsigned"
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$type = rtrim(
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preg_replace('/[\s]character set[\s][\S]+/', '', $type)
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);
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/**
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* old column attributes
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*/
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if ($is_backup) {
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// old column name
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if (isset($columnMeta['Field'])) {
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$form_params['field_orig[' . $columnNumber . ']'] = $columnMeta['Field'];
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if (isset($columnMeta['column_status']) && ! $columnMeta['column_status']['isEditable']) {
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$form_params['field_name[' . $columnNumber . ']'] = $columnMeta['Field'];
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}
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} else {
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$form_params['field_orig[' . $columnNumber . ']'] = '';
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}
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// old column type
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// keep in uppercase because the new type will be in uppercase
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$form_params['field_type_orig[' . $columnNumber . ']'] = mb_strtoupper($type);
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if (isset($columnMeta['column_status']) && ! $columnMeta['column_status']['isEditable']) {
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$form_params['field_type[' . $columnNumber . ']'] = mb_strtoupper($type);
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}
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// old column length
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$form_params['field_length_orig[' . $columnNumber . ']'] = $length;
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// old column default
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$form_params = array_merge(
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$form_params,
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[
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'field_default_value_orig[' . $columnNumber . ']' => Util::getValueByKey(
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$columnMeta,
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'Default',
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''
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),
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'field_default_type_orig[' . $columnNumber . ']' => Util::getValueByKey(
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$columnMeta,
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'DefaultType',
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''
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),
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'field_collation_orig[' . $columnNumber . ']' => Util::getValueByKey(
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$columnMeta,
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'Collation',
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''
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),
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'field_attribute_orig[' . $columnNumber . ']' => trim(
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Util::getValueByKey($extracted_columnspec, 'attribute', '')
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),
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'field_null_orig[' . $columnNumber . ']' => Util::getValueByKey(
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$columnMeta,
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'Null',
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''
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),
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'field_extra_orig[' . $columnNumber . ']' => Util::getValueByKey(
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$columnMeta,
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'Extra',
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''
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),
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'field_comments_orig[' . $columnNumber . ']' => Util::getValueByKey(
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$columnMeta,
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'Comment',
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''
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),
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'field_virtuality_orig[' . $columnNumber . ']' => Util::getValueByKey(
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$columnMeta,
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'Virtuality',
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''
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),
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'field_expression_orig[' . $columnNumber . ']' => Util::getValueByKey(
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$columnMeta,
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'Expression',
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''
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),
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]
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);
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}
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$default_value = '';
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$type_upper = mb_strtoupper($type);
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// For a TIMESTAMP, do not show the string "CURRENT_TIMESTAMP" as a default value
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if (isset($columnMeta['DefaultValue'])) {
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$default_value = $columnMeta['DefaultValue'];
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}
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if ($type_upper === 'BIT') {
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$default_value = ! empty($columnMeta['DefaultValue'])
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? Util::convertBitDefaultValue($columnMeta['DefaultValue'])
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: '';
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} elseif ($type_upper === 'BINARY' || $type_upper === 'VARBINARY') {
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$default_value = bin2hex((string) $columnMeta['DefaultValue']);
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}
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$content_cells[$columnNumber] = [
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'column_number' => $columnNumber,
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'column_meta' => $columnMeta,
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'type_upper' => $type_upper,
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'default_value' => $default_value,
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'length_values_input_size' => $length_values_input_size,
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'length' => $length,
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'extracted_columnspec' => $extracted_columnspec,
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'submit_attribute' => $submit_attribute,
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'comments_map' => $comments_map,
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'fields_meta' => $fields_meta ?? null,
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'is_backup' => $is_backup,
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'move_columns' => $move_columns,
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'available_mime' => $available_mime,
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'mime_map' => $mime_map ?? [],
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];
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}
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$partitionDetails = TablePartitionDefinition::getDetails();
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$charsets = Charsets::getCharsets($dbi, $cfg['Server']['DisableIS']);
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$collations = Charsets::getCollations($dbi, $cfg['Server']['DisableIS']);
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$charsetsList = [];
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foreach ($charsets as $charset) {
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$collationsList = [];
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foreach ($collations[$charset->getName()] as $collation) {
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$collationsList[] = [
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'name' => $collation->getName(),
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'description' => $collation->getDescription(),
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];
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}
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$charsetsList[] = [
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'name' => $charset->getName(),
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'description' => $charset->getDescription(),
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'collations' => $collationsList,
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];
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}
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$storageEngines = StorageEngine::getArray();
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$isIntegersLengthRestricted = Compatibility::isIntegersLengthRestricted($dbi);
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return [
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'is_backup' => $is_backup,
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'fields_meta' => $fields_meta ?? null,
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'relation_parameters' => $relationParameters,
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'action' => $action,
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'form_params' => $form_params,
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'content_cells' => $content_cells,
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'partition_details' => $partitionDetails,
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'primary_indexes' => $_POST['primary_indexes'] ?? null,
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'unique_indexes' => $_POST['unique_indexes'] ?? null,
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'indexes' => $_POST['indexes'] ?? null,
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'fulltext_indexes' => $_POST['fulltext_indexes'] ?? null,
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'spatial_indexes' => $_POST['spatial_indexes'] ?? null,
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'table' => $_POST['table'] ?? null,
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'comment' => $_POST['comment'] ?? null,
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'tbl_collation' => $_POST['tbl_collation'] ?? null,
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'charsets' => $charsetsList,
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'tbl_storage_engine' => $_POST['tbl_storage_engine'] ?? null,
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'storage_engines' => $storageEngines,
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'connection' => $_POST['connection'] ?? null,
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'change_column' => $_POST['change_column'] ?? $_GET['change_column'] ?? null,
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'is_virtual_columns_supported' => Compatibility::isVirtualColumnsSupported($dbi->getVersion()),
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'is_integers_length_restricted' => $isIntegersLengthRestricted,
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'browse_mime' => $cfg['BrowseMIME'] ?? null,
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'supports_stored_keyword' => Compatibility::supportsStoredKeywordForVirtualColumns($dbi->getVersion()),
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'server_version' => $dbi->getVersion(),
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'max_rows' => intval($cfg['MaxRows']),
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'char_editing' => $cfg['CharEditing'] ?? null,
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'attribute_types' => $dbi->types->getAttributes(),
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'privs_available' => ($col_priv ?? false) && ($is_reload_priv ?? false),
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'max_length' => $dbi->getVersion() >= 50503 ? 1024 : 255,
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'have_partitioning' => Partition::havePartitioning(),
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'dbi' => $dbi,
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'disable_is' => $cfg['Server']['DisableIS'],
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];
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}
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/**
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* Set default type and default value according to the column metadata
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*
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* @param array $columnMeta Column Metadata
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* @phpstan-param array<string, string|null> $columnMeta
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*
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* @return non-empty-array<array-key, mixed>
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*/
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public static function decorateColumnMetaDefault(array $columnMeta): array
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{
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$metaDefault = [
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'DefaultType' => 'USER_DEFINED',
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'DefaultValue' => '',
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];
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switch ($columnMeta['Default']) {
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case null:
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if ($columnMeta['Null'] === 'YES') {
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$metaDefault['DefaultType'] = 'NULL';
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} else {
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$metaDefault['DefaultType'] = 'NONE';
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}
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break;
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case 'CURRENT_TIMESTAMP':
|
|
case 'current_timestamp()':
|
|
$metaDefault['DefaultType'] = 'CURRENT_TIMESTAMP';
|
|
|
|
break;
|
|
case 'UUID':
|
|
case 'uuid()':
|
|
$metaDefault['DefaultType'] = 'UUID';
|
|
|
|
break;
|
|
default:
|
|
$metaDefault['DefaultValue'] = $columnMeta['Default'];
|
|
|
|
if (substr((string) $columnMeta['Type'], -4) === 'text') {
|
|
$textDefault = substr($columnMeta['Default'], 1, -1);
|
|
$metaDefault['Default'] = stripcslashes($textDefault);
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
return $metaDefault;
|
|
}
|
|
}
|