PostGIS  2.5.7dev-r@@SVN_REVISION@@

◆ parse_gml()

static LWGEOM * parse_gml ( xmlNodePtr  xnode,
bool *  hasz,
int *  root_srid 
)
static

Parse GML.

Definition at line 1860 of file lwgeom_in_gml.c.

1861 {
1862  xmlNodePtr xa = xnode;
1863  gmlSrs srs;
1864 
1865  while (xa != NULL && (xa->type != XML_ELEMENT_NODE
1866  || !is_gml_namespace(xa, false))) xa = xa->next;
1867 
1868  if (xa == NULL) gml_lwpgerror("invalid GML representation", 55);
1869 
1870  parse_gml_srs(xa, &srs);
1871  if (*root_srid == SRID_UNKNOWN && srs.srid != SRID_UNKNOWN)
1872  {
1873  *root_srid = srs.srid;
1874  }
1875 
1876  if (!strcmp((char *) xa->name, "Point"))
1877  return parse_gml_point(xa, hasz, root_srid);
1878 
1879  if (!strcmp((char *) xa->name, "LineString"))
1880  return parse_gml_line(xa, hasz, root_srid);
1881 
1882  if (!strcmp((char *) xa->name, "Curve"))
1883  return parse_gml_curve(xa, hasz, root_srid);
1884 
1885  if (!strcmp((char *) xa->name, "LinearRing"))
1886  return parse_gml_linearring(xa, hasz, root_srid);
1887 
1888  if (!strcmp((char *) xa->name, "Polygon"))
1889  return parse_gml_polygon(xa, hasz, root_srid);
1890 
1891  if (!strcmp((char *) xa->name, "Triangle"))
1892  return parse_gml_triangle(xa, hasz, root_srid);
1893 
1894  if (!strcmp((char *) xa->name, "Surface"))
1895  return parse_gml_surface(xa, hasz, root_srid);
1896 
1897  if (!strcmp((char *) xa->name, "MultiPoint"))
1898  return parse_gml_mpoint(xa, hasz, root_srid);
1899 
1900  if (!strcmp((char *) xa->name, "MultiLineString"))
1901  return parse_gml_mline(xa, hasz, root_srid);
1902 
1903  if (!strcmp((char *) xa->name, "MultiCurve"))
1904  return parse_gml_mcurve(xa, hasz, root_srid);
1905 
1906  if (!strcmp((char *) xa->name, "MultiPolygon"))
1907  return parse_gml_mpoly(xa, hasz, root_srid);
1908 
1909  if (!strcmp((char *) xa->name, "MultiSurface"))
1910  return parse_gml_msurface(xa, hasz, root_srid);
1911 
1912  if (!strcmp((char *) xa->name, "PolyhedralSurface"))
1913  return parse_gml_psurface(xa, hasz, root_srid);
1914 
1915  if ((!strcmp((char *) xa->name, "Tin")) ||
1916  !strcmp((char *) xa->name, "TriangulatedSurface" ))
1917  return parse_gml_tin(xa, hasz, root_srid);
1918 
1919  if (!strcmp((char *) xa->name, "MultiGeometry"))
1920  return parse_gml_coll(xa, hasz, root_srid);
1921 
1922  gml_lwpgerror("invalid GML representation", 56);
1923  return NULL; /* Never reach */
1924 }
#define SRID_UNKNOWN
Unknown SRID value.
Definition: liblwgeom.h:188
static LWGEOM * parse_gml_surface(xmlNodePtr xnode, bool *hasz, int *root_srid)
Parse GML Surface (3.1.1)
static LWGEOM * parse_gml_msurface(xmlNodePtr xnode, bool *hasz, int *root_srid)
Parse GML MultiSurface (3.1.1)
static LWGEOM * parse_gml_psurface(xmlNodePtr xnode, bool *hasz, int *root_srid)
Parse GML PolyhedralSurface (3.1.1) Nota: It's not part of SF-2.
static LWGEOM * parse_gml_coll(xmlNodePtr xnode, bool *hasz, int *root_srid)
Parse GML MultiGeometry (2.1.2, 3.1.1)
static LWGEOM * parse_gml_mcurve(xmlNodePtr xnode, bool *hasz, int *root_srid)
Parse GML MultiCurve (3.1.1)
static bool is_gml_namespace(xmlNodePtr xnode, bool is_strict)
Return false if current element namespace is not a GML one Return true otherwise.
static void parse_gml_srs(xmlNodePtr xnode, gmlSrs *srs)
Parse gml srsName attribute.
static LWGEOM * parse_gml_polygon(xmlNodePtr xnode, bool *hasz, int *root_srid)
Parse GML Polygon (2.1.2, 3.1.1)
static LWGEOM * parse_gml_line(xmlNodePtr xnode, bool *hasz, int *root_srid)
Parse GML lineString (2.1.2, 3.1.1)
static LWGEOM * parse_gml_mpoly(xmlNodePtr xnode, bool *hasz, int *root_srid)
Parse GML MultiPolygon (2.1.2, 3.1.1)
static LWGEOM * parse_gml_curve(xmlNodePtr xnode, bool *hasz, int *root_srid)
Parse GML Curve (3.1.1)
static void gml_lwpgerror(char *msg, __attribute__((__unused__)) int error_code)
Definition: lwgeom_in_gml.c:82
static LWGEOM * parse_gml_mpoint(xmlNodePtr xnode, bool *hasz, int *root_srid)
Parse gml:MultiPoint (2.1.2, 3.1.1)
static LWGEOM * parse_gml_point(xmlNodePtr xnode, bool *hasz, int *root_srid)
Parse GML point (2.1.2, 3.1.1)
static LWGEOM * parse_gml_tin(xmlNodePtr xnode, bool *hasz, int *root_srid)
Parse GML Tin (and TriangulatedSurface) (3.1.1)
static LWGEOM * parse_gml_triangle(xmlNodePtr xnode, bool *hasz, int *root_srid)
Parse GML Triangle (3.1.1)
static LWGEOM * parse_gml_mline(xmlNodePtr xnode, bool *hasz, int *root_srid)
Parse gml:MultiLineString (2.1.2, 3.1.1)
static LWGEOM * parse_gml_linearring(xmlNodePtr xnode, bool *hasz, int *root_srid)
Parse GML LinearRing (3.1.1)

References gml_lwpgerror(), is_gml_namespace(), parse_gml_coll(), parse_gml_curve(), parse_gml_line(), parse_gml_linearring(), parse_gml_mcurve(), parse_gml_mline(), parse_gml_mpoint(), parse_gml_mpoly(), parse_gml_msurface(), parse_gml_point(), parse_gml_polygon(), parse_gml_psurface(), parse_gml_srs(), parse_gml_surface(), parse_gml_tin(), parse_gml_triangle(), struct_gmlSrs::srid, and SRID_UNKNOWN.

Referenced by lwgeom_from_gml(), parse_gml_coll(), parse_gml_mcurve(), parse_gml_mline(), parse_gml_mpoint(), parse_gml_mpoly(), and parse_gml_msurface().

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