encode_properties()

static void encode_properties ( struct geobuf_agg_context *  ctx, Data__Feature *  feature  )

static

Definition at line 102 of file geobuf.c.

References geobuf_agg_context::geom_index, get_tuple_desc(), geobuf_agg_context::row, set_int_value(), ovdump::type, and genraster::value.

Referenced by encode_feature().

{
        uint32_t *properties;
        Data__Value **values;
        uint32_t i, k = 0, c = 0;
        TupleDesc tupdesc = get_tuple_desc(ctx);
        int natts = tupdesc->natts;
        properties = palloc(sizeof (*properties) * (natts - 1) * 2);
        values = palloc (sizeof (*values) * (natts - 1));

        for (i = 0; i < natts; i++) {
                Data__Value *value;
                char *type, *string_value;
                Datum datum;
                bool isnull;

                if (i == ctx->geom_index)
                        continue;
                k++;

                value = palloc (sizeof (*value));
                data__value__init(value);

                type = SPI_gettype(tupdesc, i + 1);
                datum = GetAttributeByNum(ctx->row, i + 1, &isnull);
                if (isnull)
                        continue;
#if POSTGIS_PGSQL_VERSION < 110
                Oid typoid = getBaseType(tupdesc->attrs[i]->atttypid);
#else
                Oid typoid = getBaseType(tupdesc->attrs[i].atttypid);
#endif
                if (strcmp(type, "int2") == 0) {
                        set_int_value(value, DatumGetInt16(datum));
                } else if (strcmp(type, "int4") == 0) {
                        set_int_value(value, DatumGetInt32(datum));
                } else if (strcmp(type, "int8") == 0) {
                        set_int_value(value, DatumGetInt64(datum));
                } else if (strcmp(type, "float4") == 0) {
                        value->value_type_case = DATA__VALUE__VALUE_TYPE_DOUBLE_VALUE;
                        value->double_value = DatumGetFloat4(datum);
                } else if (strcmp(type, "float8") == 0) {
                        value->value_type_case = DATA__VALUE__VALUE_TYPE_DOUBLE_VALUE;
                        value->double_value = DatumGetFloat8(datum);
                } else {
                        Oid foutoid;
                        bool typisvarlena;
                        getTypeOutputInfo(typoid, &foutoid, &typisvarlena);
                        string_value = OidOutputFunctionCall(foutoid, datum);
                        value->value_type_case = DATA__VALUE__VALUE_TYPE_STRING_VALUE;
                        value->string_value = string_value;
                }
                properties[c * 2] = k - 1;
                properties[c * 2 + 1] = c;
                values[c++] = value;
        }

        ReleaseTupleDesc(tupdesc);

        feature->n_values = c;
        feature->values = values;
        feature->n_properties = c * 2;
        feature->properties = properties;
}

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