PostGIS  2.5.0dev-r@@SVN_REVISION@@
static LWGEOM* parse_gml_mline ( xmlNodePtr  xnode,
bool *  hasz,
int *  root_srid 
)
static

Parse gml:MultiLineString (2.1.2, 3.1.1)

Definition at line 1536 of file lwgeom_in_gml.c.

References get_xlink_node(), is_gml_namespace(), is_xlink(), lwcollection_construct_empty(), lwmline_add_lwline(), MULTILINETYPE, parse_gml(), parse_gml_srs(), struct_gmlSrs::srid, and SRID_UNKNOWN.

Referenced by parse_gml().

1537 {
1538  gmlSrs srs;
1539  xmlNodePtr xa;
1540  LWGEOM *geom = NULL;
1541 
1542  if (is_xlink(xnode)) xnode = get_xlink_node(xnode);
1543 
1544  parse_gml_srs(xnode, &srs);
1545  if (*root_srid == SRID_UNKNOWN && srs.srid != SRID_UNKNOWN)
1546  *root_srid = srs.srid;
1547 
1548  geom = (LWGEOM *)lwcollection_construct_empty(MULTILINETYPE, *root_srid, 1, 0);
1549 
1550  if (xnode->children == NULL)
1551  return geom;
1552 
1553  for (xa = xnode->children ; xa != NULL ; xa = xa->next)
1554  {
1555  /* MultiLineString/lineStringMember */
1556  if (xa->type != XML_ELEMENT_NODE) continue;
1557  if (!is_gml_namespace(xa, false)) continue;
1558  if (strcmp((char *) xa->name, "lineStringMember")) continue;
1559  if (xa->children != NULL)
1560  geom = (LWGEOM*)lwmline_add_lwline((LWMLINE*)geom,
1561  (LWLINE*)parse_gml(xa->children, hasz, root_srid));
1562  }
1563 
1564  return geom;
1565 }
static void parse_gml_srs(xmlNodePtr xnode, gmlSrs *srs)
Parse gml srsName attribute.
static LWGEOM * parse_gml(xmlNodePtr xnode, bool *hasz, int *root_srid)
Parse GML.
LWMLINE * lwmline_add_lwline(LWMLINE *mobj, const LWLINE *obj)
Definition: lwmline.c:46
static xmlNodePtr get_xlink_node(xmlNodePtr xnode)
Return a xmlNodePtr on a node referenced by a XLink or NULL otherwise.
#define SRID_UNKNOWN
Unknown SRID value.
Definition: liblwgeom.h:187
static bool is_xlink(xmlNodePtr node)
Return true if current node contains a simple XLink Return false otherwise.
static bool is_gml_namespace(xmlNodePtr xnode, bool is_strict)
Return false if current element namespace is not a GML one Return true otherwise. ...
#define MULTILINETYPE
Definition: liblwgeom.h:88
LWCOLLECTION * lwcollection_construct_empty(uint8_t type, int srid, char hasz, char hasm)
Definition: lwcollection.c:94

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