/** Generate parameters for the GIS data editor from the value of the GIS column.
*
* @param string $value Value of the GIS column
* @param int $index Index of the geometry
*
* @return array params for the GIS data editor from the value of the GIS column
* @access public
*/
public function generateParams($value, $index = -1)
{
$params = array();
if ($index == -1) {
$index = 0;
$data = GISGeometry::generateParams($value);
$params['srid'] = $data['srid'];
$wkt = $data['wkt'];
} else {
$params[$index]['gis_type'] = 'POLYGON';
$wkt = $value;
}
// Trim to remove leading 'POLYGON((' and trailing '))'
$polygon = mb_substr($wkt, 9, mb_strlen($wkt) - 11);
// Separate each linestring
$linerings = explode("),(", $polygon);
$params[$index]['POLYGON']['no_of_lines'] = count($linerings);
$j = 0;
foreach ($linerings as $linering) {
$points_arr = $this->extractPoints($linering, null);
$no_of_points = count($points_arr);
$params[$index]['POLYGON'][$j]['no_of_points'] = $no_of_points;
for ($i = 0; $i < $no_of_points; $i++) {
$params[$index]['POLYGON'][$j][$i]['x'] = $points_arr[$i][0];
$params[$index]['POLYGON'][$j][$i]['y'] = $points_arr[$i][1];
}
$j++;
}
return $params;
}
/**
* Generate parameters for the GIS data editor from the value of the GIS column.
*
* @param string $value of the GIS column
* @param int $index of the geometry
*
* @return array params for the GIS data editor from the value of the GIS column
* @access public
*/
public function generateParams($value, $index = -1)
{
$params = array();
if ($index == -1) {
$index = 0;
$data = GISGeometry::generateParams($value);
$params['srid'] = $data['srid'];
$wkt = $data['wkt'];
} else {
$params[$index]['gis_type'] = 'POINT';
$wkt = $value;
}
// Trim to remove leading 'POINT(' and trailing ')'
$point = mb_substr($wkt, 6, mb_strlen($wkt) - 7);
$points_arr = $this->extractPoints($point, null);
$params[$index]['POINT']['x'] = $points_arr[0][0];
$params[$index]['POINT']['y'] = $points_arr[0][1];
return $params;
}
/**
* Generate parameters for the GIS data editor from the value of the GIS column.
*
* @param string $value Value of the GIS column
* @param int $index Index of the geometry
*
* @return array params for the GIS data editor from the value of the GIS column
* @access public
*/
public function generateParams($value, $index = -1)
{
$params = array();
if ($index == -1) {
$index = 0;
$data = GISGeometry::generateParams($value);
$params['srid'] = $data['srid'];
$wkt = $data['wkt'];
} else {
$params[$index]['gis_type'] = 'MULTIPOLYGON';
$wkt = $value;
}
// Trim to remove leading 'MULTIPOLYGON(((' and trailing ')))'
$multipolygon = mb_substr($wkt, 15, mb_strlen($wkt) - 18);
// Separate each polygon
$polygons = explode(")),((", $multipolygon);
$param_row =& $params[$index]['MULTIPOLYGON'];
$param_row['no_of_polygons'] = count($polygons);
$k = 0;
foreach ($polygons as $polygon) {
// If the polygon doesn't have an inner polygon
if (mb_strpos($polygon, "),(") === false) {
$param_row[$k]['no_of_lines'] = 1;
$points_arr = $this->extractPoints($polygon, null);
$no_of_points = count($points_arr);
$param_row[$k][0]['no_of_points'] = $no_of_points;
for ($i = 0; $i < $no_of_points; $i++) {
$param_row[$k][0][$i]['x'] = $points_arr[$i][0];
$param_row[$k][0][$i]['y'] = $points_arr[$i][1];
}
} else {
// Separate outer and inner polygons
$parts = explode("),(", $polygon);
$param_row[$k]['no_of_lines'] = count($parts);
$j = 0;
foreach ($parts as $ring) {
$points_arr = $this->extractPoints($ring, null);
$no_of_points = count($points_arr);
$param_row[$k][$j]['no_of_points'] = $no_of_points;
for ($i = 0; $i < $no_of_points; $i++) {
$param_row[$k][$j][$i]['x'] = $points_arr[$i][0];
$param_row[$k][$j][$i]['y'] = $points_arr[$i][1];
}
$j++;
}
}
$k++;
}
return $params;
}
/**
* Generate parameters for the GIS data editor from the value of the GIS column.
*
* @param string $value of the GIS column
* @param int $index of the geometry
*
* @return array params for the GIS data editor from the value of the GIS column
* @access public
*/
public function generateParams($value, $index = -1)
{
$params = array();
if ($index == -1) {
$index = 0;
$data = GISGeometry::generateParams($value);
$params['srid'] = $data['srid'];
$wkt = $data['wkt'];
} else {
$params[$index]['gis_type'] = 'LINESTRING';
$wkt = $value;
}
// Trim to remove leading 'LINESTRING(' and trailing ')'
$linestring = mb_substr($wkt, 11, mb_strlen($wkt) - 12);
$points_arr = $this->extractPoints($linestring, null);
$no_of_points = count($points_arr);
$params[$index]['LINESTRING']['no_of_points'] = $no_of_points;
for ($i = 0; $i < $no_of_points; $i++) {
$params[$index]['LINESTRING'][$i]['x'] = $points_arr[$i][0];
$params[$index]['LINESTRING'][$i]['y'] = $points_arr[$i][1];
}
return $params;
}
/**
* Generates parameters for the GIS data editor from the value of the GIS column.
*
* @param string $value of the GIS column
*
* @return array parameters for the GIS editor from the value of the GIS column
* @access public
*/
public function generateParams($value)
{
$params = array();
$data = GISGeometry::generateParams($value);
$params['srid'] = $data['srid'];
$wkt = $data['wkt'];
// Trim to remove leading 'GEOMETRYCOLLECTION(' and trailing ')'
$goem_col = mb_substr($wkt, 19, mb_strlen($wkt) - 20);
// Split the geometry collection object to get its constituents.
$sub_parts = $this->_explodeGeomCol($goem_col);
$params['GEOMETRYCOLLECTION']['geom_count'] = count($sub_parts);
$i = 0;
foreach ($sub_parts as $sub_part) {
$type_pos = mb_stripos($sub_part, '(');
$type = mb_substr($sub_part, 0, $type_pos);
$gis_obj = GISFactory::factory($type);
if (!$gis_obj) {
continue;
}
$params = array_merge($params, $gis_obj->generateParams($sub_part, $i));
$i++;
}
return $params;
}