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468 lines
16 KiB
468 lines
16 KiB
2 years ago
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<?php
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declare(strict_types=1);
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namespace PhpMyAdmin\Controllers\Table;
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use PhpMyAdmin\ConfigStorage\Relation;
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use PhpMyAdmin\Core;
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use PhpMyAdmin\DatabaseInterface;
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use PhpMyAdmin\DbTableExists;
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use PhpMyAdmin\ResponseRenderer;
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use PhpMyAdmin\Table\Search;
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use PhpMyAdmin\Template;
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use PhpMyAdmin\Url;
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use PhpMyAdmin\Util;
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use PhpMyAdmin\Utils\Gis;
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use function array_search;
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use function array_values;
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use function count;
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use function htmlspecialchars;
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use function in_array;
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use function intval;
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use function is_numeric;
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use function json_encode;
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use function mb_strtolower;
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use function md5;
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use function preg_match;
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use function preg_replace;
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use function str_ireplace;
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use function str_replace;
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use function strncasecmp;
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use function strtoupper;
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/**
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* Handles table zoom search tab.
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*
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* Display table zoom search form, create SQL queries from form data.
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*/
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class ZoomSearchController extends AbstractController
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{
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/** @var Search */
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private $search;
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/** @var Relation */
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private $relation;
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/** @var array */
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private $columnNames;
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/** @var array */
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private $columnTypes;
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/** @var array */
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private $originalColumnTypes;
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/** @var array */
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private $columnCollations;
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/** @var array */
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private $columnNullFlags;
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/** @var bool Whether a geometry column is present */
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private $geomColumnFlag;
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/** @var array Foreign keys */
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private $foreigners;
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/** @var DatabaseInterface */
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private $dbi;
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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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Search $search,
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Relation $relation,
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DatabaseInterface $dbi
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) {
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parent::__construct($response, $template, $db, $table);
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$this->search = $search;
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$this->relation = $relation;
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$this->dbi = $dbi;
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$this->columnNames = [];
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$this->columnTypes = [];
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$this->originalColumnTypes = [];
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$this->columnCollations = [];
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$this->columnNullFlags = [];
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$this->geomColumnFlag = false;
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$this->foreigners = [];
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$this->loadTableInfo();
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}
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public function __invoke(): void
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{
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global $goto, $db, $table, $urlParams, $cfg, $errorUrl;
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Util::checkParameters(['db', 'table']);
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$urlParams = ['db' => $db, 'table' => $table];
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$errorUrl = Util::getScriptNameForOption($cfg['DefaultTabTable'], 'table');
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$errorUrl .= Url::getCommon($urlParams, '&');
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DbTableExists::check();
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$this->addScriptFiles([
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'makegrid.js',
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'sql.js',
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'vendor/jqplot/jquery.jqplot.js',
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'vendor/jqplot/plugins/jqplot.canvasTextRenderer.js',
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'vendor/jqplot/plugins/jqplot.canvasAxisLabelRenderer.js',
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'vendor/jqplot/plugins/jqplot.dateAxisRenderer.js',
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'vendor/jqplot/plugins/jqplot.highlighter.js',
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'vendor/jqplot/plugins/jqplot.cursor.js',
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'table/zoom_plot_jqplot.js',
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'table/change.js',
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]);
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/**
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* Handle AJAX request for data row on point select
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*/
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if (isset($_POST['get_data_row']) && $_POST['get_data_row'] == true) {
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$this->getDataRowAction();
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return;
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}
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/**
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* Handle AJAX request for changing field information
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* (value,collation,operators,field values) in input form
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*/
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if (isset($_POST['change_tbl_info']) && $_POST['change_tbl_info'] == true) {
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$this->changeTableInfoAction();
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return;
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}
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//Set default datalabel if not selected
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if (! isset($_POST['zoom_submit']) || $_POST['dataLabel'] == '') {
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$dataLabel = $this->relation->getDisplayField($this->db, $this->table);
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} else {
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$dataLabel = $_POST['dataLabel'];
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}
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// Displays the zoom search form
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$this->displaySelectionFormAction($dataLabel);
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/**
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* Handle the input criteria and generate the query result
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* Form for displaying query results
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*/
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if (
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! isset($_POST['zoom_submit'])
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|| $_POST['criteriaColumnNames'][0] === 'pma_null'
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|| $_POST['criteriaColumnNames'][1] === 'pma_null'
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|| $_POST['criteriaColumnNames'][0] == $_POST['criteriaColumnNames'][1]
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) {
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return;
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}
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if (! isset($goto)) {
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$goto = Util::getScriptNameForOption($GLOBALS['cfg']['DefaultTabTable'], 'table');
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}
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$this->zoomSubmitAction($dataLabel, $goto);
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}
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/**
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* Gets all the columns of a table along with their types, collations
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* and whether null or not.
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*/
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private function loadTableInfo(): void
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{
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// Gets the list and number of columns
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$columns = $this->dbi->getColumns($this->db, $this->table, true);
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// Get details about the geometry functions
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$geom_types = Gis::getDataTypes();
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foreach ($columns as $row) {
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// set column name
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$this->columnNames[] = $row['Field'];
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$type = (string) $row['Type'];
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// before any replacement
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$this->originalColumnTypes[] = mb_strtolower($type);
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// check whether table contains geometric columns
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if (in_array($type, $geom_types)) {
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$this->geomColumnFlag = true;
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}
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// reformat mysql query output
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if (strncasecmp($type, 'set', 3) == 0 || strncasecmp($type, 'enum', 4) == 0) {
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$type = str_replace(',', ', ', $type);
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} else {
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// strip the "BINARY" attribute, except if we find "BINARY(" because
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// this would be a BINARY or VARBINARY column type
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if (! preg_match('@BINARY[\(]@i', $type)) {
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$type = str_ireplace('BINARY', '', $type);
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}
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$type = str_ireplace('ZEROFILL', '', $type);
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$type = str_ireplace('UNSIGNED', '', $type);
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$type = mb_strtolower($type);
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}
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if (empty($type)) {
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$type = ' ';
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}
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$this->columnTypes[] = $type;
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$this->columnNullFlags[] = $row['Null'];
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$this->columnCollations[] = ! empty($row['Collation']) && $row['Collation'] !== 'NULL'
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? $row['Collation']
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: '';
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}
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// Retrieve foreign keys
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$this->foreigners = $this->relation->getForeigners($this->db, $this->table);
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}
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/**
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* Display selection form action
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*
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* @param string $dataLabel Data label
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*/
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public function displaySelectionFormAction($dataLabel = null): void
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{
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global $goto;
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if (! isset($goto)) {
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$goto = Util::getScriptNameForOption($GLOBALS['cfg']['DefaultTabTable'], 'table');
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}
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$column_names = $this->columnNames;
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$criteria_column_names = $_POST['criteriaColumnNames'] ?? null;
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$keys = [];
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for ($i = 0; $i < 4; $i++) {
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if (! isset($criteria_column_names[$i])) {
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continue;
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}
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if ($criteria_column_names[$i] === 'pma_null') {
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continue;
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}
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$keys[$criteria_column_names[$i]] = array_search($criteria_column_names[$i], $column_names);
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}
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$this->render('table/zoom_search/index', [
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'db' => $this->db,
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'table' => $this->table,
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'goto' => $goto,
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'self' => $this,
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'geom_column_flag' => $this->geomColumnFlag,
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'column_names' => $column_names,
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'data_label' => $dataLabel,
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'keys' => $keys,
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'criteria_column_names' => $criteria_column_names,
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'criteria_column_types' => $_POST['criteriaColumnTypes'] ?? null,
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'max_plot_limit' => ! empty($_POST['maxPlotLimit'])
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? intval($_POST['maxPlotLimit'])
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: intval($GLOBALS['cfg']['maxRowPlotLimit']),
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]);
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}
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/**
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* Get data row action
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*/
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public function getDataRowAction(): void
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{
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if (! Core::checkSqlQuerySignature($_POST['where_clause'], $_POST['where_clause_sign'])) {
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return;
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}
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$extra_data = [];
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$row_info_query = 'SELECT * FROM ' . Util::backquote($_POST['db']) . '.'
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. Util::backquote($_POST['table']) . ' WHERE ' . $_POST['where_clause'];
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$result = $this->dbi->query($row_info_query . ';');
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$fields_meta = $this->dbi->getFieldsMeta($result);
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while ($row = $result->fetchAssoc()) {
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// for bit fields we need to convert them to printable form
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$i = 0;
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foreach ($row as $col => $val) {
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if ($fields_meta[$i]->isMappedTypeBit) {
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$row[$col] = Util::printableBitValue((int) $val, (int) $fields_meta[$i]->length);
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}
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$i++;
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}
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$extra_data['row_info'] = $row;
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}
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$this->response->addJSON($extra_data);
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}
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/**
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* Change table info action
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*/
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public function changeTableInfoAction(): void
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{
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$field = $_POST['field'];
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if ($field === 'pma_null') {
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$this->response->addJSON('field_type', '');
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$this->response->addJSON('field_collation', '');
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$this->response->addJSON('field_operators', '');
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$this->response->addJSON('field_value', '');
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return;
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}
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$key = array_search($field, $this->columnNames);
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$search_index = (isset($_POST['it']) && is_numeric($_POST['it'])
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? intval($_POST['it']) : 0);
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$properties = $this->getColumnProperties($search_index, $key);
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$this->response->addJSON(
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'field_type',
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htmlspecialchars($properties['type'])
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);
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$this->response->addJSON('field_collation', $properties['collation']);
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$this->response->addJSON('field_operators', $properties['func']);
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$this->response->addJSON('field_value', $properties['value']);
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}
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/**
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* Zoom submit action
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*
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* @param string $dataLabel Data label
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* @param string $goto Goto
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*/
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public function zoomSubmitAction($dataLabel, $goto): void
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{
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//Query generation part
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$sql_query = $this->search->buildSqlQuery();
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$sql_query .= ' LIMIT ' . $_POST['maxPlotLimit'];
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//Query execution part
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$result = $this->dbi->query($sql_query . ';');
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$fields_meta = $this->dbi->getFieldsMeta($result);
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$data = [];
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while ($row = $result->fetchAssoc()) {
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//Need a row with indexes as 0,1,2 for the getUniqueCondition
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// hence using a temporary array
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$tmpRow = array_values($row);
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//Get unique condition on each row (will be needed for row update)
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$uniqueCondition = Util::getUniqueCondition(
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count($this->columnNames),
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$fields_meta,
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$tmpRow,
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true
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);
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//Append it to row array as where_clause
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$row['where_clause'] = $uniqueCondition[0];
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$row['where_clause_sign'] = Core::signSqlQuery($uniqueCondition[0]);
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$tmpData = [
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$_POST['criteriaColumnNames'][0] => $row[$_POST['criteriaColumnNames'][0]],
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$_POST['criteriaColumnNames'][1] => $row[$_POST['criteriaColumnNames'][1]],
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'where_clause' => $uniqueCondition[0],
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'where_clause_sign' => Core::signSqlQuery($uniqueCondition[0]),
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];
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$tmpData[$dataLabel] = $dataLabel ? $row[$dataLabel] : '';
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$data[] = $tmpData;
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}
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unset($tmpData);
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$column_names_hashes = [];
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foreach ($this->columnNames as $columnName) {
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$column_names_hashes[$columnName] = md5($columnName);
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}
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$this->render('table/zoom_search/result_form', [
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'db' => $this->db,
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'table' => $this->table,
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'column_names' => $this->columnNames,
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'column_names_hashes' => $column_names_hashes,
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'foreigners' => $this->foreigners,
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|
|
'column_null_flags' => $this->columnNullFlags,
|
||
|
|
'column_types' => $this->columnTypes,
|
||
|
|
'goto' => $goto,
|
||
|
|
'data' => $data,
|
||
|
|
'data_json' => json_encode($data),
|
||
|
|
'zoom_submit' => isset($_POST['zoom_submit']),
|
||
|
|
'foreign_max_limit' => $GLOBALS['cfg']['ForeignKeyMaxLimit'],
|
||
|
|
]);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Provides a column's type, collation, operators list, and criteria value
|
||
|
|
* to display in table search form
|
||
|
|
*
|
||
|
|
* @param int $search_index Row number in table search form
|
||
|
|
* @param int $column_index Column index in ColumnNames array
|
||
|
|
*
|
||
|
|
* @return array Array containing column's properties
|
||
|
|
*/
|
||
|
|
public function getColumnProperties($search_index, $column_index)
|
||
|
|
{
|
||
|
|
$selected_operator = ($_POST['criteriaColumnOperators'][$search_index] ?? '');
|
||
|
|
$entered_value = ($_POST['criteriaValues'] ?? '');
|
||
|
|
//Gets column's type and collation
|
||
|
|
$type = $this->columnTypes[$column_index];
|
||
|
|
$collation = $this->columnCollations[$column_index];
|
||
|
|
$cleanType = preg_replace('@\(.*@s', '', $type);
|
||
|
|
//Gets column's comparison operators depending on column type
|
||
|
|
$typeOperators = $this->dbi->types->getTypeOperatorsHtml(
|
||
|
|
$cleanType,
|
||
|
|
$this->columnNullFlags[$column_index],
|
||
|
|
$selected_operator
|
||
|
|
);
|
||
|
|
$func = $this->template->render('table/search/column_comparison_operators', [
|
||
|
|
'search_index' => $search_index,
|
||
|
|
'type_operators' => $typeOperators,
|
||
|
|
]);
|
||
|
|
//Gets link to browse foreign data(if any) and criteria inputbox
|
||
|
|
$foreignData = $this->relation->getForeignData(
|
||
|
|
$this->foreigners,
|
||
|
|
$this->columnNames[$column_index],
|
||
|
|
false,
|
||
|
|
'',
|
||
|
|
''
|
||
|
|
);
|
||
|
|
$htmlAttributes = '';
|
||
|
|
if (in_array($cleanType, $this->dbi->types->getIntegerTypes())) {
|
||
|
|
$extractedColumnspec = Util::extractColumnSpec($this->originalColumnTypes[$column_index]);
|
||
|
|
$is_unsigned = $extractedColumnspec['unsigned'];
|
||
|
|
$minMaxValues = $this->dbi->types->getIntegerRange($cleanType, ! $is_unsigned);
|
||
|
|
$htmlAttributes = 'data-min="' . $minMaxValues[0] . '" '
|
||
|
|
. 'data-max="' . $minMaxValues[1] . '"';
|
||
|
|
}
|
||
|
|
|
||
|
|
$htmlAttributes .= ' onfocus="return '
|
||
|
|
. 'verifyAfterSearchFieldChange(' . $search_index . ', \'#zoom_search_form\')"';
|
||
|
|
|
||
|
|
$value = $this->template->render('table/search/input_box', [
|
||
|
|
'str' => '',
|
||
|
|
'column_type' => (string) $type,
|
||
|
|
'column_data_type' => strtoupper($cleanType),
|
||
|
|
'html_attributes' => $htmlAttributes,
|
||
|
|
'column_id' => 'fieldID_',
|
||
|
|
'in_zoom_search_edit' => false,
|
||
|
|
'foreigners' => $this->foreigners,
|
||
|
|
'column_name' => $this->columnNames[$column_index],
|
||
|
|
'column_name_hash' => md5($this->columnNames[$column_index]),
|
||
|
|
'foreign_data' => $foreignData,
|
||
|
|
'table' => $this->table,
|
||
|
|
'column_index' => $search_index,
|
||
|
|
'foreign_max_limit' => $GLOBALS['cfg']['ForeignKeyMaxLimit'],
|
||
|
|
'criteria_values' => $entered_value,
|
||
|
|
'db' => $this->db,
|
||
|
|
'in_fbs' => true,
|
||
|
|
]);
|
||
|
|
|
||
|
|
return [
|
||
|
|
'type' => $type,
|
||
|
|
'collation' => $collation,
|
||
|
|
'func' => $func,
|
||
|
|
'value' => $value,
|
||
|
|
];
|
||
|
|
}
|
||
|
|
}
|