mirror of
https://github.com/YunoHost-Apps/phpmyadmin_ynh.git
synced 2024-09-03 19:56:46 +02:00
119 lines
3.4 KiB
PHP
119 lines
3.4 KiB
PHP
<?php
|
|
/* vim: set expandtab sw=4 ts=4 sts=4: */
|
|
/**
|
|
* handles creation of the GIS visualizations.
|
|
*
|
|
* @package PhpMyAdmin
|
|
*/
|
|
|
|
require_once 'libraries/common.inc.php';
|
|
|
|
// Runs common work
|
|
require_once 'libraries/db_common.inc.php';
|
|
$url_params['goto'] = $cfg['DefaultTabDatabase'];
|
|
$url_params['back'] = 'sql.php';
|
|
|
|
// Import visualization functions
|
|
require_once 'libraries/tbl_gis_visualization.lib.php';
|
|
|
|
$response = PMA_Response::getInstance();
|
|
// Throw error if no sql query is set
|
|
if (! isset($sql_query) || $sql_query == '') {
|
|
$response->isSuccess(false);
|
|
$response->addHTML(
|
|
PMA_Message::error(__('No SQL query was set to fetch data.'))
|
|
);
|
|
exit;
|
|
}
|
|
|
|
// Execute the query and return the result
|
|
$result = $GLOBALS['dbi']->tryQuery($sql_query);
|
|
// Get the meta data of results
|
|
$meta = $GLOBALS['dbi']->getFieldsMeta($result);
|
|
|
|
// Find the candidate fields for label column and spatial column
|
|
$labelCandidates = array(); $spatialCandidates = array();
|
|
foreach ($meta as $column_meta) {
|
|
if ($column_meta->type == 'geometry') {
|
|
$spatialCandidates[] = $column_meta->name;
|
|
} else {
|
|
$labelCandidates[] = $column_meta->name;
|
|
}
|
|
}
|
|
|
|
// Get settings if any posted
|
|
$visualizationSettings = array();
|
|
if (PMA_isValid($_REQUEST['visualizationSettings'], 'array')) {
|
|
$visualizationSettings = $_REQUEST['visualizationSettings'];
|
|
}
|
|
|
|
if (! isset($visualizationSettings['labelColumn']) && isset($labelCandidates[0])) {
|
|
$visualizationSettings['labelColumn'] = '';
|
|
}
|
|
|
|
// If spatial column is not set, use first geometric colum as spatial column
|
|
if (! isset($visualizationSettings['spatialColumn'])) {
|
|
$visualizationSettings['spatialColumn'] = $spatialCandidates[0];
|
|
}
|
|
|
|
// Convert geometric columns from bytes to text.
|
|
$modified_query = PMA_GIS_modifyQuery($sql_query, $visualizationSettings);
|
|
$modified_result = $GLOBALS['dbi']->tryQuery($modified_query);
|
|
|
|
$data = array();
|
|
while ($row = $GLOBALS['dbi']->fetchAssoc($modified_result)) {
|
|
$data[] = $row;
|
|
}
|
|
|
|
if (isset($_REQUEST['saveToFile'])) {
|
|
$response->disable();
|
|
$file_name = $_REQUEST['fileName'];
|
|
if ($file_name == '') {
|
|
$file_name = $visualizationSettings['spatialColumn'];
|
|
}
|
|
|
|
$save_format = $_REQUEST['fileFormat'];
|
|
PMA_GIS_saveToFile($data, $visualizationSettings, $save_format, $file_name);
|
|
exit();
|
|
}
|
|
|
|
$header = $response->getHeader();
|
|
$scripts = $header->getScripts();
|
|
$scripts->addFile('openlayers/OpenLayers.js');
|
|
$scripts->addFile('jquery/jquery.svg.js');
|
|
$scripts->addFile('tbl_gis_visualization.js');
|
|
$scripts->addFile('OpenStreetMap.js');
|
|
|
|
// If all the rows contain SRID, use OpenStreetMaps on the initial loading.
|
|
if (! isset($_REQUEST['displayVisualization'])) {
|
|
$visualizationSettings['choice'] = 'useBaseLayer';
|
|
foreach ($data as $row) {
|
|
if ($row['srid'] == 0) {
|
|
unset($visualizationSettings['choice']);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
$svg_support = (PMA_USR_BROWSER_AGENT == 'IE' && PMA_USR_BROWSER_VER <= 8)
|
|
? false : true;
|
|
$format = $svg_support ? 'svg' : 'png';
|
|
|
|
// get the chart and settings after chart generation
|
|
$visualization = PMA_GIS_visualizationResults(
|
|
$data, $visualizationSettings, $format
|
|
);
|
|
|
|
/**
|
|
* Displays the page
|
|
*/
|
|
|
|
$html = PMA_getHtmlForGisVisualization(
|
|
$url_params, $labelCandidates, $spatialCandidates,
|
|
$visualizationSettings, $sql_query, $visualization, $svg_support,
|
|
$data
|
|
);
|
|
|
|
$response->addHTML($html);
|
|
|
|
?>
|