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Guilhem Lavaux 2025-02-11 21:30:02 +01:00
parent 0a686aeb9a
commit c4ffa0f6ee
4360 changed files with 1727 additions and 718385 deletions
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225
admin/phpMyAdmin/libraries/classes/Plugins/Schema/TableStats.php
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@ -1,225 +0,0 @@
<?php
/**
* Contains abstract class to hold table preferences/statistics
*/
declare(strict_types=1);
namespace PhpMyAdmin\Plugins\Schema;
use PhpMyAdmin\ConfigStorage\Relation;
use PhpMyAdmin\Font;
use PhpMyAdmin\Index;
use PhpMyAdmin\Util;
use function array_flip;
use function array_keys;
use function array_merge;
use function is_array;
use function rawurldecode;
use function sprintf;
/**
* Table preferences/statistics
*
* This class preserves the table co-ordinates,fields
* and helps in drawing/generating the tables.
*
* @abstract
*/
abstract class TableStats
{
/** @var Dia\Dia|Eps\Eps|Pdf\Pdf|Svg\Svg */
protected $diagram;
/** @var string */
protected $db;
/** @var int */
protected $pageNumber;
/** @var string */
protected $tableName;
/** @var bool */
protected $showKeys;
/** @var bool */
protected $tableDimension;
/** @var mixed */
public $displayfield;
/** @var array */
public $fields = [];
/** @var array */
public $primary = [];
/** @var int|float */
public $x = 0;
/** @var int|float */
public $y = 0;
/** @var int */
public $width = 0;
/** @var int */
public $heightCell = 0;
/** @var bool */
protected $offline;
/** @var Relation */
protected $relation;
/** @var Font */
protected $font;
/**
* @param Pdf\Pdf|Svg\Svg|Eps\Eps|Dia\Dia $diagram schema diagram
* @param string $db current db name
* @param int $pageNumber current page number (from the
* $cfg['Servers'][$i]['table_coords'] table)
* @param string $tableName table name
* @param bool $showKeys whether to display keys or not
* @param bool $tableDimension whether to display table position or not
* @param bool $offline whether the coordinates are sent from the browser
*/
public function __construct(
$diagram,
$db,
$pageNumber,
$tableName,
$showKeys,
$tableDimension,
$offline
) {
global $dbi;
$this->diagram = $diagram;
$this->db = $db;
$this->pageNumber = $pageNumber;
$this->tableName = $tableName;
$this->showKeys = $showKeys;
$this->tableDimension = $tableDimension;
$this->offline = $offline;
$this->relation = new Relation($dbi);
$this->font = new Font();
// checks whether the table exists
// and loads fields
$this->validateTableAndLoadFields();
// load table coordinates
$this->loadCoordinates();
// loads display field
$this->loadDisplayField();
// loads primary keys
$this->loadPrimaryKey();
}
/**
* Validate whether the table exists.
*/
protected function validateTableAndLoadFields(): void
{
global $dbi;
$sql = 'DESCRIBE ' . Util::backquote($this->tableName);
$result = $dbi->tryQuery($sql);
if (! $result || ! $result->numRows()) {
$this->showMissingTableError();
exit;
}
if ($this->showKeys) {
$indexes = Index::getFromTable($this->tableName, $this->db);
$all_columns = [];
foreach ($indexes as $index) {
$all_columns = array_merge(
$all_columns,
array_flip(array_keys($index->getColumns()))
);
}
$this->fields = array_keys($all_columns);
} else {
$this->fields = $result->fetchAllColumn();
}
}
/**
* Displays an error when the table cannot be found.
*
* @abstract
*/
abstract protected function showMissingTableError(): void;
/**
* Loads coordinates of a table
*/
protected function loadCoordinates(): void
{
if (! isset($_POST['t_h']) || ! is_array($_POST['t_h'])) {
return;
}
foreach (array_keys($_POST['t_h']) as $key) {
$db = rawurldecode($_POST['t_db'][$key]);
$tbl = rawurldecode($_POST['t_tbl'][$key]);
if ($this->db . '.' . $this->tableName === $db . '.' . $tbl) {
$this->x = (float) $_POST['t_x'][$key];
$this->y = (float) $_POST['t_y'][$key];
break;
}
}
}
/**
* Loads the table's display field
*/
protected function loadDisplayField(): void
{
$this->displayfield = $this->relation->getDisplayField($this->db, $this->tableName);
}
/**
* Loads the PRIMARY key.
*/
protected function loadPrimaryKey(): void
{
global $dbi;
$result = $dbi->query('SHOW INDEX FROM ' . Util::backquote($this->tableName) . ';');
if ($result->numRows() <= 0) {
return;
}
while ($row = $result->fetchAssoc()) {
if ($row['Key_name'] !== 'PRIMARY') {
continue;
}
$this->primary[] = $row['Column_name'];
}
}
/**
* Returns title of the current table,
* title can have the dimensions/co-ordinates of the table
*
* @return string title of the current table
*/
protected function getTitle()
{
return ($this->tableDimension
? sprintf('%.0fx%0.f', $this->width, $this->heightCell)
: ''
)
. ' ' . $this->tableName;
}
}