gis_data_editor.php

   1 <?php
   2 /* vim: set expandtab sw=4 ts=4 sts=4: */
   3 /**
   4  * Editor for Geometry data types.
   5  *
   6  * @package PhpMyAdmin
   7  */
   8 declare(strict_types=1);
   9
  10 use PhpMyAdmin\Core;
  11 use PhpMyAdmin\Gis\GisFactory;
  12 use PhpMyAdmin\Gis\GisVisualization;
  13 use PhpMyAdmin\Response;
  14 use PhpMyAdmin\Template;
  15 use PhpMyAdmin\Util;
  16
  17 if (! defined('ROOT_PATH')) {
  18     define('ROOT_PATH', __DIR__ . DIRECTORY_SEPARATOR);
  19 }
  20
  21 require_once ROOT_PATH . 'libraries/common.inc.php';
  22
  23 /** @var Template $template */
  24 $template = $containerBuilder->get('template');
  25
  26 if (! isset($_POST['field'])) {
  27     Util::checkParameters(['field']);
  28 }
  29
  30 // Get data if any posted
  31 $gis_data = [];
  32 if (Core::isValid($_POST['gis_data'], 'array')) {
  33     $gis_data = $_POST['gis_data'];
  34 }
  35
  36 $gis_types = [
  37     'POINT',
  38     'MULTIPOINT',
  39     'LINESTRING',
  40     'MULTILINESTRING',
  41     'POLYGON',
  42     'MULTIPOLYGON',
  43     'GEOMETRYCOLLECTION',
  44 ];
  45
  46 // Extract type from the initial call and make sure that it's a valid one.
  47 // Extract from field's values if available, if not use the column type passed.
  48 if (! isset($gis_data['gis_type'])) {
  49     if (isset($_POST['type']) && $_POST['type'] != '') {
  50         $gis_data['gis_type'] = mb_strtoupper($_POST['type']);
  51     }
  52     if (isset($_POST['value']) && trim($_POST['value']) != '') {
  53         $start = (substr($_POST['value'], 0, 1) == "'") ? 1 : 0;
  54         $gis_data['gis_type'] = mb_substr(
  55             $_POST['value'],
  56             $start,
  57             mb_strpos($_POST['value'], "(") - $start
  58         );
  59     }
  60     if (! isset($gis_data['gis_type'])
  61         || (! in_array($gis_data['gis_type'], $gis_types))
  62     ) {
  63         $gis_data['gis_type'] = $gis_types[0];
  64     }
  65 }
  66 $geom_type = $gis_data['gis_type'];
  67
  68 // Generate parameters from value passed.
  69 $gis_obj = GisFactory::factory($geom_type);
  70 if (isset($_POST['value'])) {
  71     $gis_data = array_merge(
  72         $gis_data,
  73         $gis_obj->generateParams($_POST['value'])
  74     );
  75 }
  76
  77 // Generate Well Known Text
  78 $srid = (isset($gis_data['srid']) && $gis_data['srid'] != '') ? $gis_data['srid'] : 0;
  79 $wkt = $gis_obj->generateWkt($gis_data, 0);
  80 $wkt_with_zero = $gis_obj->generateWkt($gis_data, 0, '0');
  81 $result = "'" . $wkt . "'," . $srid;
  82
  83 // Generate SVG based visualization
  84 $visualizationSettings = [
  85     'width' => 450,
  86     'height' => 300,
  87     'spatialColumn' => 'wkt',
  88     'mysqlVersion' => $GLOBALS['dbi']->getVersion(),
  89 ];
  90 $data = [
  91     [
  92         'wkt' => $wkt_with_zero,
  93         'srid' => $srid,
  94     ],
  95 ];
  96 $visualization = GisVisualization::getByData($data, $visualizationSettings)
  97     ->toImage('svg');
  98
  99 $open_layers = GisVisualization::getByData($data, $visualizationSettings)
 100     ->asOl();
 101
 102 // If the call is to update the WKT and visualization make an AJAX response
 103 if (isset($_POST['generate']) && $_POST['generate'] == true) {
 104     $extra_data = [
 105         'result'        => $result,
 106         'visualization' => $visualization,
 107         'openLayers'    => $open_layers,
 108     ];
 109     $response = Response::getInstance();
 110     $response->addJSON($extra_data);
 111     exit;
 112 }
 113
 114 $geom_count = 1;
 115 if ($geom_type == 'GEOMETRYCOLLECTION') {
 116     $geom_count = isset($gis_data[$geom_type]['geom_count'])
 117         ? intval($gis_data[$geom_type]['geom_count']) : 1;
 118     if (isset($gis_data[$geom_type]['add_geom'])) {
 119         $geom_count++;
 120     }
 121 }
 122
 123 $templateOutput = $template->render('gis_data_editor_form', [
 124     'width' => $visualizationSettings['width'],
 125     'height' => $visualizationSettings['height'],
 126     'pma_theme_image' => $GLOBALS['pmaThemeImage'],
 127     'field' => $_POST['field'],
 128     'input_name' => $_POST['input_name'],
 129     'srid' => $srid,
 130     'visualization' => $visualization,
 131     'open_layers' => $open_layers,
 132     'gis_types' => $gis_types,
 133     'geom_type' => $geom_type,
 134     'geom_count' => $geom_count,
 135     'gis_data' => $gis_data,
 136     'result' => $result,
 137 ]);
 138 Response::getInstance()->addJSON('gis_editor', $templateOutput);