Viewing file:  gis_data_editor.php (15.61 KB) -rw-r--r--
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<?php
/* vim: set expandtab sw=4 ts=4 sts=4: */
/**
* Editor for Geometry data types.
*
* @package PhpMyAdmin
*/
use PhpMyAdmin\Core;
use PhpMyAdmin\Gis\GisFactory;
use PhpMyAdmin\Gis\GisVisualization;
use PhpMyAdmin\Response;
use PhpMyAdmin\Url;
/**
* Escapes special characters if the variable is set.
* Returns an empty string otherwise.
*
* @param string $variable variable to be escaped
*
* @return string escaped variable
*/
function escape($variable)
{
return isset($variable) ? htmlspecialchars($variable) : '';
}
require_once 'libraries/common.inc.php';
if (! isset($_POST['field'])) {
PhpMyAdmin\Util::checkParameters(array('field'));
}
// Get data if any posted
$gis_data = array();
if (Core::isValid($_POST['gis_data'], 'array')) {
$gis_data = $_POST['gis_data'];
}
$gis_types = array(
'POINT',
'MULTIPOINT',
'LINESTRING',
'MULTILINESTRING',
'POLYGON',
'MULTIPOLYGON',
'GEOMETRYCOLLECTION'
);
// Extract type from the initial call and make sure that it's a valid one.
// Extract from field's values if available, if not use the column type passed.
if (! isset($gis_data['gis_type'])) {
if (isset($_POST['type']) && $_POST['type'] != '') {
$gis_data['gis_type'] = mb_strtoupper($_POST['type']);
}
if (isset($_POST['value']) && trim($_POST['value']) != '') {
$start = (substr($_POST['value'], 0, 1) == "'") ? 1 : 0;
$gis_data['gis_type'] = mb_substr(
$_POST['value'],
$start,
mb_strpos($_POST['value'], "(") - $start
);
}
if ((! isset($gis_data['gis_type']))
|| (! in_array($gis_data['gis_type'], $gis_types))
) {
$gis_data['gis_type'] = $gis_types[0];
}
}
$geom_type = htmlspecialchars($gis_data['gis_type']);
// Generate parameters from value passed.
$gis_obj = GisFactory::factory($geom_type);
if (isset($_POST['value'])) {
$gis_data = array_merge(
$gis_data, $gis_obj->generateParams($_POST['value'])
);
}
// Generate Well Known Text
$srid = (isset($gis_data['srid']) && $gis_data['srid'] != '')
? htmlspecialchars($gis_data['srid']) : 0;
$wkt = $gis_obj->generateWkt($gis_data, 0);
$wkt_with_zero = $gis_obj->generateWkt($gis_data, 0, '0');
$result = "'" . $wkt . "'," . $srid;
// Generate SVG based visualization
$visualizationSettings = array(
'width' => 450,
'height' => 300,
'spatialColumn' => 'wkt',
'mysqlVersion' => $GLOBALS['dbi']->getVersion()
);
$data = array(array('wkt' => $wkt_with_zero, 'srid' => $srid));
$visualization = GisVisualization::getByData($data, $visualizationSettings)
->toImage('svg');
$open_layers = GisVisualization::getByData($data, $visualizationSettings)
->asOl();
// If the call is to update the WKT and visualization make an AJAX response
if (isset($_POST['generate']) && $_POST['generate'] == true) {
$extra_data = array(
'result' => $result,
'visualization' => $visualization,
'openLayers' => $open_layers,
);
$response = Response::getInstance();
$response->addJSON($extra_data);
exit;
}
ob_start();
echo '<form id="gis_data_editor_form" action="gis_data_editor.php" method="post">';
echo '<input type="hidden" id="pmaThemeImage"'
, ' value="' , $GLOBALS['pmaThemeImage'] , '" />';
echo '<div id="gis_data_editor">';
echo '<h3>';
printf(
__('Value for the column "%s"'),
htmlspecialchars($_POST['field'])
);
echo '</h3>';
echo '<input type="hidden" name="field" value="'
, htmlspecialchars($_POST['field']) , '" />';
// The input field to which the final result should be added
// and corresponding null checkbox
if (isset($_POST['input_name'])) {
echo '<input type="hidden" name="input_name" value="'
, htmlspecialchars($_POST['input_name']) , '" />';
}
echo Url::getHiddenInputs();
echo '<!-- Visualization section -->';
echo '<div id="placeholder"'
, ($srid != 0 ? 'class="hide"' : '') , '>';
echo $visualization;
echo '</div>';
// No not remove inline style or it will cause "Cannot read property 'w' of null" on GIS editor map init
echo '<div id="openlayersmap" style="width: ' . $visualizationSettings['width'] . 'px; height: ' . $visualizationSettings['height'] . 'px;" '
, ($srid == 0 ? 'class="hide"' : '') , '>';
echo '</div>';
echo '<div class="choice floatright">';
echo '<input type="checkbox" id="choice" value="useBaseLayer"'
, ($srid != 0 ? ' checked="checked"' : '') , '/>';
echo '<label for="choice">' , __("Use OpenStreetMaps as Base Layer") , '</label>';
echo '</div>';
echo '<script language="javascript" type="text/javascript">';
echo $open_layers;
echo '</script>';
echo '<!-- End of visualization section -->';
echo '<!-- Header section - Inclueds GIS type selector and input field for SRID -->';
echo '<div id="gis_data_header">';
echo '<select name="gis_data[gis_type]" class="gis_type">';
foreach ($gis_types as $gis_type) {
echo '<option value="' , $gis_type , '"';
if ($geom_type == $gis_type) {
echo ' selected="selected"';
}
echo '>' , $gis_type , '</option>';
}
echo '</select>';
echo ' ';
/* l10n: Spatial Reference System Identifier */
echo '<label for="srid">' , __('SRID:') , '</label>';
echo '<input name="gis_data[srid]" type="text" value="' , $srid , '" />';
echo '</div>';
echo '<!-- End of header section -->';
echo '<!-- Data section -->';
echo '<div id="gis_data">';
$geom_count = 1;
if ($geom_type == 'GEOMETRYCOLLECTION') {
$geom_count = (isset($gis_data[$geom_type]['geom_count']))
? intval($gis_data[$geom_type]['geom_count']) : 1;
if (isset($gis_data[$geom_type]['add_geom'])) {
$geom_count++;
}
echo '<input type="hidden" name="gis_data[GEOMETRYCOLLECTION][geom_count]"'
, ' value="' , $geom_count , '" />';
}
for ($a = 0; $a < $geom_count; $a++) {
if (! isset($gis_data[$a])) {
continue;
}
if ($geom_type == 'GEOMETRYCOLLECTION') {
echo '<br/><br/>';
printf(__('Geometry %d:'), $a + 1);
echo '<br/>';
if (isset($gis_data[$a]['gis_type'])) {
$type = htmlspecialchars($gis_data[$a]['gis_type']);
} else {
$type = $gis_types[0];
}
echo '<select name="gis_data[' , $a , '][gis_type]" class="gis_type">';
foreach (array_slice($gis_types, 0, 6) as $gis_type) {
echo '<option value="' , $gis_type , '"';
if ($type == $gis_type) {
echo ' selected="selected"';
}
echo '>' , $gis_type , '</option>';
}
echo '</select>';
} else {
$type = $geom_type;
}
if ($type == 'POINT') {
echo '<br/>';
echo __('Point:');
echo '<label for="x">' , __("X") , '</label>';
echo '<input name="gis_data[' , $a , '][POINT][x]" type="text"'
, ' value="' , escape($gis_data[$a]['POINT']['x']) , '" />';
echo '<label for="y">' , __("Y") , '</label>';
echo '<input name="gis_data[' , $a , '][POINT][y]" type="text"'
, ' value="' , escape($gis_data[$a]['POINT']['y']) , '" />';
} elseif ($type == 'MULTIPOINT' || $type == 'LINESTRING') {
$no_of_points = isset($gis_data[$a][$type]['no_of_points'])
? intval($gis_data[$a][$type]['no_of_points']) : 1;
if ($type == 'LINESTRING' && $no_of_points < 2) {
$no_of_points = 2;
}
if ($type == 'MULTIPOINT' && $no_of_points < 1) {
$no_of_points = 1;
}
if (isset($gis_data[$a][$type]['add_point'])) {
$no_of_points++;
}
echo '<input type="hidden" value="' , $no_of_points , '"'
, ' name="gis_data[' , $a , '][' , $type , '][no_of_points]" />';
for ($i = 0; $i < $no_of_points; $i++) {
echo '<br/>';
printf(__('Point %d'), $i + 1);
echo ': ';
echo '<label for="x">' , __("X") , '</label>';
echo '<input type="text"'
, ' name="gis_data[' , $a , '][' , $type , '][' , $i , '][x]"'
, ' value="' , escape($gis_data[$a][$type][$i]['x']) , '" />';
echo '<label for="y">' , __("Y") , '</label>';
echo '<input type="text"'
, ' name="gis_data[' , $a , '][' , $type , '][' , $i , '][y]"'
, ' value="' , escape($gis_data[$a][$type][$i]['y']) , '" />';
}
echo '<input type="submit"'
, ' name="gis_data[' , $a , '][' , $type , '][add_point]"'
, ' class="add addPoint" value="' , __("Add a point") , '" />';
} elseif ($type == 'MULTILINESTRING' || $type == 'POLYGON') {
$no_of_lines = isset($gis_data[$a][$type]['no_of_lines'])
? intval($gis_data[$a][$type]['no_of_lines']) : 1;
if ($no_of_lines < 1) {
$no_of_lines = 1;
}
if (isset($gis_data[$a][$type]['add_line'])) {
$no_of_lines++;
}
echo '<input type="hidden" value="' , $no_of_lines , '"'
, ' name="gis_data[' , $a , '][' , $type , '][no_of_lines]" />';
for ($i = 0; $i < $no_of_lines; $i++) {
echo '<br/>';
if ($type == 'MULTILINESTRING') {
printf(__('Linestring %d:'), $i + 1);
} else {
if ($i == 0) {
echo __('Outer ring:');
} else {
printf(__('Inner ring %d:'), $i);
}
}
$no_of_points = isset($gis_data[$a][$type][$i]['no_of_points'])
? intval($gis_data[$a][$type][$i]['no_of_points']) : 2;
if ($type == 'MULTILINESTRING' && $no_of_points < 2) {
$no_of_points = 2;
}
if ($type == 'POLYGON' && $no_of_points < 4) {
$no_of_points = 4;
}
if (isset($gis_data[$a][$type][$i]['add_point'])) {
$no_of_points++;
}
echo '<input type="hidden" value="' , $no_of_points , '"'
, ' name="gis_data[' , $a , '][' , $type , '][' , $i
, '][no_of_points]" />';
for ($j = 0; $j < $no_of_points; $j++) {
echo('<br/>');
printf(__('Point %d'), $j + 1);
echo ': ';
echo '<label for="x">' , __("X") , '</label>';
echo '<input type="text" name="gis_data[' , $a , '][' , $type . ']['
, $i , '][' , $j , '][x]" value="'
, escape($gis_data[$a][$type][$i][$j]['x']) , '" />';
echo '<label for="y">' , __("Y") , '</label>';
echo '<input type="text" name="gis_data[' , $a , '][' , $type , ']['
, $i , '][' , $j , '][y]"' , ' value="'
, escape($gis_data[$a][$type][$i][$j]['y']) , '" />';
}
echo '<input type="submit" name="gis_data[' , $a , '][' , $type , ']['
, $i , '][add_point]"'
, ' class="add addPoint" value="' , __("Add a point") , '" />';
}
$caption = ($type == 'MULTILINESTRING')
? __('Add a linestring')
: __('Add an inner ring');
echo '<br/>';
echo '<input type="submit"'
, ' name="gis_data[' , $a , '][' , $type , '][add_line]"'
, ' class="add addLine" value="' , $caption , '" />';
} elseif ($type == 'MULTIPOLYGON') {
$no_of_polygons = isset($gis_data[$a][$type]['no_of_polygons'])
? intval($gis_data[$a][$type]['no_of_polygons']) : 1;
if ($no_of_polygons < 1) {
$no_of_polygons = 1;
}
if (isset($gis_data[$a][$type]['add_polygon'])) {
$no_of_polygons++;
}
echo '<input type="hidden"'
, ' name="gis_data[' , $a , '][' , $type , '][no_of_polygons]"'
, ' value="' , $no_of_polygons , '" />';
for ($k = 0; $k < $no_of_polygons; $k++) {
echo '<br/>';
printf(__('Polygon %d:'), $k + 1);
$no_of_lines = isset($gis_data[$a][$type][$k]['no_of_lines'])
? intval($gis_data[$a][$type][$k]['no_of_lines']) : 1;
if ($no_of_lines < 1) {
$no_of_lines = 1;
}
if (isset($gis_data[$a][$type][$k]['add_line'])) {
$no_of_lines++;
}
echo '<input type="hidden"'
, ' name="gis_data[' , $a , '][' , $type , '][' , $k
, '][no_of_lines]"' , ' value="' , $no_of_lines , '" />';
for ($i = 0; $i < $no_of_lines; $i++) {
echo '<br/><br/>';
if ($i == 0) {
echo __('Outer ring:');
} else {
printf(__('Inner ring %d:'), $i);
}
$no_of_points = isset($gis_data[$a][$type][$k][$i]['no_of_points'])
? intval($gis_data[$a][$type][$k][$i]['no_of_points']) : 4;
if ($no_of_points < 4) {
$no_of_points = 4;
}
if (isset($gis_data[$a][$type][$k][$i]['add_point'])) {
$no_of_points++;
}
echo '<input type="hidden"'
, ' name="gis_data[' , $a , '][' , $type , '][' , $k , '][' , $i
, '][no_of_points]"' , ' value="' , $no_of_points , '" />';
for ($j = 0; $j < $no_of_points; $j++) {
echo '<br/>';
printf(__('Point %d'), $j + 1);
echo ': ';
echo '<label for="x">' , __("X") , '</label>';
echo '<input type="text"'
, ' name="gis_data[' , $a , '][' , $type , '][' , $k , ']['
, $i , '][' , $j , '][x]"'
, ' value="' , escape($gis_data[$a][$type][$k][$i][$j]['x'])
, '" />';
echo '<label for="y">' , __("Y") , '</label>';
echo '<input type="text"'
, ' name="gis_data[' , $a , '][' , $type , '][' , $k , ']['
, $i , '][' , $j , '][y]"'
, ' value="' , escape($gis_data[$a][$type][$k][$i][$j]['y'])
, '" />';
}
echo '<input type="submit"'
, ' name="gis_data[' , $a , '][' , $type , '][' , $k , '][' , $i
, '][add_point]"'
, ' class="add addPoint" value="' , __("Add a point") , '" />';
}
echo '<br/>';
echo '<input type="submit"'
, ' name="gis_data[' , $a , '][' , $type , '][' , $k , '][add_line]"'
, ' class="add addLine" value="' , __('Add an inner ring') , '" />';
echo '<br/>';
}
echo '<br/>';
echo '<input type="submit"'
, ' name="gis_data[' , $a , '][' , $type , '][add_polygon]"'
, ' class="add addPolygon" value="' , __('Add a polygon') , '" />';
}
}
if ($geom_type == 'GEOMETRYCOLLECTION') {
echo '<br/><br/>';
echo '<input type="submit" name="gis_data[GEOMETRYCOLLECTION][add_geom]"'
, 'class="add addGeom" value="' , __("Add geometry") , '" />';
}
echo '</div>';
echo '<!-- End of data section -->';
echo '<br/>';
echo '<input type="submit" name="gis_data[save]" value="' , __('Go') , '" />';
echo '<div id="gis_data_output">';
echo '<h3>' , __('Output') , '</h3>';
echo '<p>';
echo __(
'Choose "ST_GeomFromText" from the "Function" column and paste the'
. ' string below into the "Value" field.'
);
echo '</p>';
echo '<textarea id="gis_data_textarea" cols="95" rows="5">';
echo htmlspecialchars($result);
echo '</textarea>';
echo '</div>';
echo '</div>';
echo '</form>';
Response::getInstance()->addJSON('gis_editor', ob_get_contents());
ob_end_clean();
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