405 lines
14 KiB
PHP
405 lines
14 KiB
PHP
<?php
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declare(strict_types=1);
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namespace PhpMyAdmin\Controllers\Table;
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use PhpMyAdmin\Charsets;
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use PhpMyAdmin\CheckUserPrivileges;
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use PhpMyAdmin\Config\PageSettings;
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use PhpMyAdmin\ConfigStorage\Relation;
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use PhpMyAdmin\ConfigStorage\RelationCleanup;
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use PhpMyAdmin\ConfigStorage\RelationParameters;
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use PhpMyAdmin\CreateAddField;
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use PhpMyAdmin\Database\CentralColumns;
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use PhpMyAdmin\DatabaseInterface;
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use PhpMyAdmin\DbTableExists;
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use PhpMyAdmin\Engines\Innodb;
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use PhpMyAdmin\FlashMessages;
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use PhpMyAdmin\Html\Generator;
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use PhpMyAdmin\Index;
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use PhpMyAdmin\Partitioning\Partition;
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use PhpMyAdmin\Query\Utilities;
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use PhpMyAdmin\ResponseRenderer;
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use PhpMyAdmin\StorageEngine;
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use PhpMyAdmin\Table;
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use PhpMyAdmin\Template;
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use PhpMyAdmin\Tracker;
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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 PhpMyAdmin\Utils\ForeignKey;
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use stdClass;
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use function __;
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use function in_array;
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use function is_string;
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use function str_contains;
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/**
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* Displays table structure infos like columns, indexes, size, rows
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* and allows manipulation of indexes and columns.
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*/
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class StructureController extends AbstractController
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{
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/** @var Table The table object */
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protected $tableObj;
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/** @var CreateAddField */
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private $createAddField;
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/** @var Relation */
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private $relation;
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/** @var Transformations */
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private $transformations;
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/** @var RelationCleanup */
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private $relationCleanup;
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/** @var DatabaseInterface */
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private $dbi;
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/** @var FlashMessages */
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private $flash;
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public function __construct(
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ResponseRenderer $response,
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Template $template,
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string $db,
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string $table,
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Relation $relation,
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Transformations $transformations,
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CreateAddField $createAddField,
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RelationCleanup $relationCleanup,
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DatabaseInterface $dbi,
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FlashMessages $flash
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) {
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parent::__construct($response, $template, $db, $table);
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$this->createAddField = $createAddField;
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$this->relation = $relation;
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$this->transformations = $transformations;
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$this->relationCleanup = $relationCleanup;
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$this->dbi = $dbi;
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$this->flash = $flash;
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$this->tableObj = $this->dbi->getTable($this->db, $this->table);
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}
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public function __invoke(): void
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{
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global $reread_info, $showtable, $db, $table, $cfg, $errorUrl;
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global $tbl_is_view, $tbl_storage_engine, $tbl_collation, $table_info_num_rows;
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$this->dbi->selectDb($this->db);
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$reread_info = $this->tableObj->getStatusInfo(null, true);
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$showtable = $this->tableObj->getStatusInfo(null, (isset($reread_info) && $reread_info));
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if ($this->tableObj->isView()) {
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$tbl_is_view = true;
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$tbl_storage_engine = __('View');
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} else {
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$tbl_is_view = false;
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$tbl_storage_engine = $this->tableObj->getStorageEngine();
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}
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$tbl_collation = $this->tableObj->getCollation();
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$table_info_num_rows = $this->tableObj->getNumRows();
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$pageSettings = new PageSettings('TableStructure');
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$this->response->addHTML($pageSettings->getErrorHTML());
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$this->response->addHTML($pageSettings->getHTML());
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$checkUserPrivileges = new CheckUserPrivileges($this->dbi);
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$checkUserPrivileges->getPrivileges();
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$this->addScriptFiles(['table/structure.js', 'indexes.js']);
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$relationParameters = $this->relation->getRelationParameters();
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Util::checkParameters(['db', 'table']);
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$isSystemSchema = Utilities::isSystemSchema($db);
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$url_params = ['db' => $db, 'table' => $table];
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$errorUrl = Util::getScriptNameForOption($cfg['DefaultTabTable'], 'table');
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$errorUrl .= Url::getCommon($url_params, '&');
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DbTableExists::check();
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$primary = Index::getPrimary($this->table, $this->db);
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$columns_with_index = $this->dbi
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->getTable($this->db, $this->table)
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->getColumnsWithIndex(Index::UNIQUE | Index::INDEX | Index::SPATIAL | Index::FULLTEXT);
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$columns_with_unique_index = $this->dbi
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->getTable($this->db, $this->table)
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->getColumnsWithIndex(Index::UNIQUE);
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$fields = $this->dbi->getColumns($this->db, $this->table, true);
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$this->response->addHTML($this->displayStructure(
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$relationParameters,
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$columns_with_unique_index,
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$primary,
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$fields,
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$columns_with_index,
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$isSystemSchema
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));
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}
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/**
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* Displays the table structure ('show table' works correct since 3.23.03)
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*
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* @param array $columns_with_unique_index Columns with unique index
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* @param Index|false $primary_index primary index or false if no one exists
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* @param array $fields Fields
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* @param array $columns_with_index Columns with index
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*
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* @return string
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*/
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protected function displayStructure(
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RelationParameters $relationParameters,
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array $columns_with_unique_index,
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$primary_index,
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array $fields,
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array $columns_with_index,
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bool $isSystemSchema
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) {
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global $route, $tbl_is_view, $tbl_storage_engine;
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// prepare comments
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$comments_map = [];
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$mime_map = [];
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if ($GLOBALS['cfg']['ShowPropertyComments']) {
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$comments_map = $this->relation->getComments($this->db, $this->table);
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if ($relationParameters->browserTransformationFeature !== null && $GLOBALS['cfg']['BrowseMIME']) {
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$mime_map = $this->transformations->getMime($this->db, $this->table, true);
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}
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}
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$centralColumns = new CentralColumns($this->dbi);
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$central_list = $centralColumns->getFromTable($this->db, $this->table);
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/**
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* Displays Space usage and row statistics
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*/
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// BEGIN - Calc Table Space
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// Get valid statistics whatever is the table type
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if ($GLOBALS['cfg']['ShowStats']) {
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//get table stats in HTML format
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$tablestats = $this->getTableStats($isSystemSchema);
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//returning the response in JSON format to be used by Ajax
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$this->response->addJSON('tableStat', $tablestats);
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}
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// END - Calc Table Space
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// logic removed from Template
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$rownum = 0;
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$columns_list = [];
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$attributes = [];
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$displayed_fields = [];
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$row_comments = [];
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$extracted_columnspecs = [];
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$collations = [];
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foreach ($fields as &$field) {
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++$rownum;
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$columns_list[] = $field['Field'];
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$extracted_columnspecs[$rownum] = Util::extractColumnSpec($field['Type']);
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$attributes[$rownum] = $extracted_columnspecs[$rownum]['attribute'];
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if (str_contains($field['Extra'], 'on update CURRENT_TIMESTAMP')) {
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$attributes[$rownum] = 'on update CURRENT_TIMESTAMP';
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}
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$displayed_fields[$rownum] = new stdClass();
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$displayed_fields[$rownum]->text = $field['Field'];
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$displayed_fields[$rownum]->icon = '';
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$row_comments[$rownum] = '';
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if (isset($comments_map[$field['Field']])) {
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$displayed_fields[$rownum]->comment = $comments_map[$field['Field']];
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$row_comments[$rownum] = $comments_map[$field['Field']];
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}
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if ($primary_index && $primary_index->hasColumn($field['Field'])) {
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$displayed_fields[$rownum]->icon .= Generator::getImage('b_primary', __('Primary'));
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}
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if (in_array($field['Field'], $columns_with_index)) {
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$displayed_fields[$rownum]->icon .= Generator::getImage('bd_primary', __('Index'));
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}
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$collation = Charsets::findCollationByName(
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$this->dbi,
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$GLOBALS['cfg']['Server']['DisableIS'],
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$field['Collation'] ?? ''
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);
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if ($collation === null) {
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continue;
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}
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$collations[$collation->getName()] = [
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'name' => $collation->getName(),
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'description' => $collation->getDescription(),
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];
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}
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$engine = $this->tableObj->getStorageEngine();
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return $this->template->render('table/structure/display_structure', [
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'collations' => $collations,
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'is_foreign_key_supported' => ForeignKey::isSupported($engine),
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'indexes' => Index::getFromTable($this->table, $this->db),
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'indexes_duplicates' => Index::findDuplicates($this->table, $this->db),
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'relation_parameters' => $relationParameters,
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'hide_structure_actions' => $GLOBALS['cfg']['HideStructureActions'] === true,
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'db' => $this->db,
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'table' => $this->table,
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'db_is_system_schema' => $isSystemSchema,
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'tbl_is_view' => $tbl_is_view,
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'mime_map' => $mime_map,
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'tbl_storage_engine' => $tbl_storage_engine,
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'primary' => $primary_index,
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'columns_with_unique_index' => $columns_with_unique_index,
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'columns_list' => $columns_list,
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'table_stats' => $tablestats ?? null,
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'fields' => $fields,
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'extracted_columnspecs' => $extracted_columnspecs,
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'columns_with_index' => $columns_with_index,
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'central_list' => $central_list,
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'comments_map' => $comments_map,
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'browse_mime' => $GLOBALS['cfg']['BrowseMIME'],
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'show_column_comments' => $GLOBALS['cfg']['ShowColumnComments'],
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'show_stats' => $GLOBALS['cfg']['ShowStats'],
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'mysql_int_version' => $this->dbi->getVersion(),
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'is_mariadb' => $this->dbi->isMariaDB(),
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'text_dir' => $GLOBALS['text_dir'],
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'is_active' => Tracker::isActive(),
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'have_partitioning' => Partition::havePartitioning(),
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'partitions' => Partition::getPartitions($this->db, $this->table),
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'partition_names' => Partition::getPartitionNames($this->db, $this->table),
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'default_sliders_state' => $GLOBALS['cfg']['InitialSlidersState'],
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'attributes' => $attributes,
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'displayed_fields' => $displayed_fields,
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'row_comments' => $row_comments,
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'route' => $route,
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]);
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}
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/**
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* Get HTML snippet for display table statistics
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*
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* @return string
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*/
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protected function getTableStats(bool $isSystemSchema)
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{
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global $showtable, $tbl_is_view;
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global $tbl_storage_engine, $table_info_num_rows, $tbl_collation;
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if (empty($showtable)) {
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$showtable = $this->dbi->getTable($this->db, $this->table)->getStatusInfo(null, true);
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}
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if (is_string($showtable)) {
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$showtable = [];
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}
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if (empty($showtable['Data_length'])) {
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$showtable['Data_length'] = 0;
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}
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if (empty($showtable['Index_length'])) {
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$showtable['Index_length'] = 0;
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}
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$is_innodb = (isset($showtable['Type'])
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&& $showtable['Type'] === 'InnoDB');
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$mergetable = $this->tableObj->isMerge();
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// this is to display for example 261.2 MiB instead of 268k KiB
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$max_digits = 3;
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$decimals = 1;
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[$data_size, $data_unit] = Util::formatByteDown($showtable['Data_length'], $max_digits, $decimals);
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if ($mergetable === false) {
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[$index_size, $index_unit] = Util::formatByteDown($showtable['Index_length'], $max_digits, $decimals);
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}
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if (isset($showtable['Data_free'])) {
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[$free_size, $free_unit] = Util::formatByteDown($showtable['Data_free'], $max_digits, $decimals);
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[$effect_size, $effect_unit] = Util::formatByteDown(
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$showtable['Data_length']
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+ $showtable['Index_length']
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- $showtable['Data_free'],
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$max_digits,
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$decimals
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);
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} else {
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[$effect_size, $effect_unit] = Util::formatByteDown(
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$showtable['Data_length']
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+ $showtable['Index_length'],
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$max_digits,
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$decimals
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);
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}
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[$tot_size, $tot_unit] = Util::formatByteDown(
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$showtable['Data_length'] + $showtable['Index_length'],
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$max_digits,
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$decimals
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);
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$avg_size = '';
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$avg_unit = '';
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if ($table_info_num_rows > 0) {
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[$avg_size, $avg_unit] = Util::formatByteDown(
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($showtable['Data_length']
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+ $showtable['Index_length'])
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/ $showtable['Rows'],
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6,
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1
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);
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}
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/** @var Innodb $innodbEnginePlugin */
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$innodbEnginePlugin = StorageEngine::getEngine('Innodb');
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$innodb_file_per_table = $innodbEnginePlugin->supportsFilePerTable();
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$tableCollation = [];
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$collation = Charsets::findCollationByName($this->dbi, $GLOBALS['cfg']['Server']['DisableIS'], $tbl_collation);
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if ($collation !== null) {
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$tableCollation = [
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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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return $this->template->render('table/structure/display_table_stats', [
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'db' => $GLOBALS['db'],
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'table' => $GLOBALS['table'],
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'showtable' => $showtable,
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'table_info_num_rows' => $table_info_num_rows,
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'tbl_is_view' => $tbl_is_view,
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'db_is_system_schema' => $isSystemSchema,
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'tbl_storage_engine' => $tbl_storage_engine,
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'table_collation' => $tableCollation,
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'is_innodb' => $is_innodb,
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'mergetable' => $mergetable,
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'avg_size' => $avg_size ?? null,
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'avg_unit' => $avg_unit ?? null,
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'data_size' => $data_size,
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'data_unit' => $data_unit,
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'index_size' => $index_size ?? null,
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'index_unit' => $index_unit ?? null,
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'innodb_file_per_table' => $innodb_file_per_table,
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'free_size' => $free_size ?? null,
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'free_unit' => $free_unit ?? null,
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'effect_size' => $effect_size,
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'effect_unit' => $effect_unit,
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'tot_size' => $tot_size,
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'tot_unit' => $tot_unit,
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]);
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}
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}
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