/*
* Retrieve an ows_version, related to current PostGIS version.
*/
ows_version * ows_psql_postgis_version(ows *o)
{
list *l;
PGresult * res;
ows_version * v = NULL;
res = ows_psql_exec(o, "SELECT substr(postgis_full_version(), 10, 5)");
if (PQresultStatus(res) != PGRES_TUPLES_OK || PQntuples(res) != 1) {
PQclear(res);
return NULL;
}
l = list_explode_str('.', (char *) PQgetvalue(res, 0, 0));
if ( l->size == 3
&& check_regexp(l->first->value->buf, "^[0-9]+$")
&& check_regexp(l->first->next->value->buf, "^[0-9]+$")
&& check_regexp(l->last->value->buf, "^[0-9]+$") )
{
v = ows_version_init();
v->major = atoi(l->first->value->buf);
v->minor = atoi(l->first->next->value->buf);
v->release = atoi(l->last->value->buf);
}
list_free(l);
PQclear(res);
return v;
}
/*
* Parse the configuration file's metadata element
*/
static void ows_parse_config_metadata(ows * o, xmlTextReaderPtr r)
{
xmlChar *a;
assert(o);
assert(r);
o->metadata = ows_metadata_init();
a = xmlTextReaderGetAttribute(r, (xmlChar *) "name");
if (a) {
o->metadata->name = buffer_init();
buffer_add_str(o->metadata->name, (char *) a);
xmlFree(a);
}
a = xmlTextReaderGetAttribute(r, (xmlChar *) "title");
if (a) {
o->metadata->title = buffer_init();
buffer_add_str(o->metadata->title, (char *) a);
xmlFree(a);
}
a = xmlTextReaderGetAttribute(r, (xmlChar *) "keywords");
if (a) {
o->metadata->keywords = list_explode_str(',', (char *) a);
xmlFree(a);
}
a = xmlTextReaderGetAttribute(r, (xmlChar *) "fees");
if (a) {
o->metadata->fees = buffer_init();
buffer_add_str(o->metadata->fees, (char *) a);
xmlFree(a);
}
a = xmlTextReaderGetAttribute(r, (xmlChar *) "access_constraints");
if (a) {
o->metadata->access_constraints = buffer_init();
buffer_add_str(o->metadata->access_constraints, (char *) a);
xmlFree(a);
}
}
/*
* Parse the configuration file's layer element and all child layers
*/
static void ows_parse_config_layer(ows * o, xmlTextReaderPtr r)
{
ows_layer *layer;
xmlChar *a;
list *l;
assert(o);
assert(r);
layer = ows_layer_init();
layer->depth = xmlTextReaderDepth(r);
layer->parent = ows_parse_config_layer_get_parent(o, layer->depth);
a = xmlTextReaderGetAttribute(r, (xmlChar *) "table");
if (a) {
buffer_add_str(layer->storage->table, (char *) a);
xmlFree(a);
}
a = xmlTextReaderGetAttribute(r, (xmlChar *) "name");
if (a) {
layer->name = buffer_init();
buffer_add_str(layer->name, (char *) a);
if (!layer->storage->table->use) buffer_add_str(layer->storage->table, (char *) a);
xmlFree(a);
}
a = xmlTextReaderGetAttribute(r, (xmlChar *) "title");
if (a) {
layer->title = buffer_init();
buffer_add_str(layer->title, (char *) a);
xmlFree(a);
}
a = xmlTextReaderGetAttribute(r, (xmlChar *) "abstract");
if (a) {
layer->abstract = buffer_init();
buffer_add_str(layer->abstract, (char *) a);
xmlFree(a);
}
a = xmlTextReaderGetAttribute(r, (xmlChar *) "keywords");
if (a) {
layer->keywords = list_explode_str(',', (char *) a);
xmlFree(a);
}
a = xmlTextReaderGetAttribute(r, (xmlChar *) "gml_ns");
if (a) {
layer->gml_ns = list_explode_str(',', (char *) a);
xmlFree(a);
}
a = xmlTextReaderGetAttribute(r, (xmlChar *) "schema");
if (a) {
buffer_add_str(layer->storage->schema, (char *) a);
xmlFree(a);
} else buffer_add_str(layer->storage->schema, "public");
/* inherits from layer parent and replaces with specified value if defined */
a = xmlTextReaderGetAttribute(r, (xmlChar *) "retrievable");
if (a && atoi((char *) a) == 1) {
layer->retrievable = true;
xmlFree(a);
} else if (!a && layer->parent && layer->parent->retrievable)
layer->retrievable = true;
else
xmlFree(a);
/* inherits from layer parent and replaces with specified value if defined */
a = xmlTextReaderGetAttribute(r, (xmlChar *) "writable");
if (a && atoi((char *) a) == 1) {
layer->writable = true;
xmlFree(a);
} else if (!a && layer->parent && layer->parent->writable)
layer->writable = true;
else xmlFree(a);
/* inherits from layer parent and adds specified value */
if (layer->parent && layer->parent->srid) {
layer->srid = list_init();
list_add_list(layer->srid, layer->parent->srid);
}
a = xmlTextReaderGetAttribute(r, (xmlChar *) "srid");
if (a) {
if (!layer->srid)
layer->srid = list_explode_str(',', (char *) a);
else {
l = list_explode_str(',', (char *) a);
list_add_list(layer->srid, l);
list_free(l);
}
xmlFree(a);
}
/* Inherits from layer parent and replaces with specified value if defined */
a = xmlTextReaderGetAttribute(r, (xmlChar *) "geobbox");
if (a) {
layer->geobbox = ows_geobbox_init();
ows_geobbox_set_from_str(o, layer->geobbox, (char *) a);
xmlFree(a);
} else if (!a && layer->parent && layer->parent->geobbox) {
layer->geobbox = ows_geobbox_copy(layer->parent->geobbox);
} else xmlFree(a);
/* Inherits from layer parent and replaces with specified value if defined */
a = xmlTextReaderGetAttribute(r, (xmlChar *) "ns_prefix");
if (a) {
buffer_add_str(layer->ns_prefix, (char *) a);
xmlFree(a);
} else if (!a && layer->parent && layer->parent->ns_prefix) {
buffer_copy(layer->ns_prefix, layer->parent->ns_prefix);
} else xmlFree(a);
/* Inherits from layer parent and replaces with specified value if defined */
a = xmlTextReaderGetAttribute(r, (xmlChar *) "ns_uri");
if (a) {
buffer_add_str(layer->ns_uri, (char *) a);
xmlFree(a);
} else if (!a && layer->parent && layer->parent->ns_uri) {
buffer_copy(layer->ns_uri, layer->parent->ns_uri);
} else xmlFree(a);
a = xmlTextReaderGetAttribute(r, (xmlChar *) "exclude_items");
if (a) {
layer->exclude_items = list_explode_str_trim(',', (char *) a);
xmlFree(a);
}
a = xmlTextReaderGetAttribute(r, (xmlChar *) "include_items");
if (a) {
layer->include_items = list_explode_str_trim(',', (char *) a);
xmlFree(a);
}
a = xmlTextReaderGetAttribute(r, (xmlChar *) "pkey");
if (a) {
layer->pkey = buffer_init();
buffer_add_str(layer->pkey, (char *) a);
xmlFree(a);
}
ows_layer_list_add(o->layers, layer);
}