68 lines
1.8 KiB
PHP
68 lines
1.8 KiB
PHP
<?php
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/* vim: set expandtab sw=4 ts=4 sts=4: */
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/**
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* Contains the factory class that handles the creation of geometric objects
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*
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* @package PhpMyAdmin-GIS
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*/
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namespace PMA\libraries\gis;
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use PMA;
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if (!defined('PHPMYADMIN')) {
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exit;
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}
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/**
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* Factory class that handles the creation of geometric objects.
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*
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* @package PhpMyAdmin-GIS
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*/
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class GISFactory
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{
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/**
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* Returns the singleton instance of geometric class of the given type.
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*
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* @param string $type type of the geometric object
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*
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* @return GISGeometry the singleton instance of geometric class
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* of the given type
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*
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* @access public
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* @static
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*/
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public static function factory($type)
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{
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$type_lower = strtolower($type);
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$file = './libraries/gis/GIS' . ucfirst($type_lower) . '.php';
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if (!PMA_isValid($type_lower, PMA\libraries\Util::getGISDatatypes())
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|| !file_exists($file)
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) {
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return false;
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}
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if (include_once $file) {
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switch (strtoupper($type)) {
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case 'MULTIPOLYGON' :
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return GISMultipolygon::singleton();
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case 'POLYGON' :
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return GISPolygon::singleton();
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case 'MULTIPOINT' :
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return GISMultipoint::singleton();
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case 'POINT' :
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return GISPoint::singleton();
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case 'MULTILINESTRING' :
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return GISMultilinestring::singleton();
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case 'LINESTRING' :
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return GISLinestring::singleton();
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case 'GEOMETRYCOLLECTION' :
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return GISGeometrycollection::singleton();
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default :
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return false;
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}
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} else {
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return false;
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}
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}
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}
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