static void
test_bson_as_json (void)
{
bson_oid_t oid;
bson_decimal128_t decimal128;
bson_t *b;
bson_t *b2;
char *str;
size_t len;
int i;
decimal128.high = 0x3040000000000000ULL;
decimal128.low = 0x000000000000000B;
bson_oid_init_from_string(&oid, "123412341234abcdabcdabcd");
b = bson_new();
assert(bson_append_utf8(b, "utf8", -1, "bar", -1));
assert(bson_append_int32(b, "int32", -1, 1234));
assert(bson_append_int64(b, "int64", -1, 4321));
assert(bson_append_double(b, "double", -1, 123.4));
assert(bson_append_undefined(b, "undefined", -1));
assert(bson_append_null(b, "null", -1));
assert(bson_append_oid(b, "oid", -1, &oid));
assert(bson_append_bool(b, "true", -1, true));
assert(bson_append_bool(b, "false", -1, false));
assert(bson_append_time_t(b, "date", -1, time(NULL)));
assert(bson_append_timestamp(b, "timestamp", -1, (uint32_t)time(NULL), 1234));
assert(bson_append_regex(b, "regex", -1, "^abcd", "xi"));
assert(bson_append_dbpointer(b, "dbpointer", -1, "mycollection", &oid));
assert(bson_append_minkey(b, "minkey", -1));
assert(bson_append_maxkey(b, "maxkey", -1));
assert(bson_append_symbol(b, "symbol", -1, "var a = {};", -1));
assert(bson_append_decimal128(b, "decimal128", -1, &decimal128));
b2 = bson_new();
assert(bson_append_int32(b2, "0", -1, 60));
assert(bson_append_document(b, "document", -1, b2));
assert(bson_append_array(b, "array", -1, b2));
{
const uint8_t binary[] = { 0, 1, 2, 3, 4 };
assert(bson_append_binary(b, "binary", -1, BSON_SUBTYPE_BINARY,
binary, sizeof binary));
}
for (i = 0; i < 1000; i++) {
str = bson_as_json(b, &len);
bson_free(str);
}
bson_destroy(b);
bson_destroy(b2);
}
static void
test_bson_append_undefined (void)
{
bson_t *b;
bson_t *b2;
b = bson_new();
assert(bson_append_undefined(b, "undefined", -1));
b2 = get_bson("test25.bson");
assert_bson_equal(b, b2);
bson_destroy(b);
bson_destroy(b2);
}
static void
test_undefined (void)
{
bson_t bcon, expected;
bson_init (&bcon);
bson_init (&expected);
bson_append_undefined (&expected, "foo", -1);
BCON_APPEND (&bcon, "foo", BCON_UNDEFINED);
bson_eq_bson (&bcon, &expected);
bson_destroy (&bcon);
bson_destroy (&expected);
}
int test_bson_generic( void ) {
bson_iterator it, it2, it3;
bson_oid_t oid;
bson_timestamp_t ts;
bson_timestamp_t ts_result;
bson b[1];
bson copy[1];
bson scope[1];
ts.i = 1;
ts.t = 2;
bson_init( b );
bson_append_double( b, "d", 3.14 );
bson_append_string( b, "s", "hello" );
bson_append_string_n( b, "s_n", "goodbye cruel world", 7 );
{
bson_append_start_object( b, "o" );
bson_append_start_array( b, "a" );
bson_append_binary( b, "0", 8, "w\0rld", 5 );
bson_append_finish_object( b );
bson_append_finish_object( b );
}
bson_append_undefined( b, "u" );
bson_oid_from_string( &oid, "010203040506070809101112" );
ASSERT( !memcmp( oid.bytes, "\x001\x002\x003\x004\x005\x006\x007\x008\x009\x010\x011\x012", 12 ) );
bson_append_oid( b, "oid", &oid );
bson_append_bool( b, "b", 1 );
bson_append_date( b, "date", 0x0102030405060708 );
bson_append_null( b, "n" );
bson_append_regex( b, "r", "^asdf", "imx" );
/* no dbref test (deprecated) */
bson_append_code( b, "c", "function(){}" );
bson_append_code_n( b, "c_n", "function(){}garbage", 12 );
bson_append_symbol( b, "symbol", "symbol" );
bson_append_symbol_n( b, "symbol_n", "symbol and garbage", 6 );
{
bson_init( scope );
bson_append_int( scope, "i", 123 );
bson_finish( scope );
bson_append_code_w_scope( b, "cws", "function(){return i}", scope );
bson_destroy( scope );
}
bson_append_timestamp( b, "timestamp", &ts );
bson_append_long( b, "l", 0x1122334455667788 );
/* Ensure that we can't copy a non-finished object. */
ASSERT( bson_copy( copy, b ) == BSON_ERROR );
bson_finish( b );
ASSERT( b->err == BSON_VALID );
/* Test append after finish. */
ASSERT( bson_append_string( b, "foo", "bar" ) == BSON_ERROR );
ASSERT( b->err & BSON_ALREADY_FINISHED );
ASSERT( bson_copy( copy, b ) == BSON_OK );
ASSERT( 1 == copy->finished );
ASSERT( 0 == copy->err );
bson_destroy( copy );
bson_print( b );
bson_iterator_init( &it, b );
ASSERT( bson_iterator_more( &it ) );
ASSERT( bson_iterator_next( &it ) == BSON_DOUBLE );
ASSERT( bson_iterator_type( &it ) == BSON_DOUBLE );
ASSERT( !strcmp( bson_iterator_key( &it ), "d" ) );
ASSERT( bson_iterator_double( &it ) == 3.14 );
ASSERT( bson_iterator_more( &it ) );
ASSERT( bson_iterator_next( &it ) == BSON_STRING );
ASSERT( bson_iterator_type( &it ) == BSON_STRING );
ASSERT( !strcmp( bson_iterator_key( &it ), "s" ) );
ASSERT( !strcmp( bson_iterator_string( &it ), "hello" ) );
ASSERT( strcmp( bson_iterator_string( &it ), "" ) );
ASSERT( bson_iterator_more( &it ) );
ASSERT( bson_iterator_next( &it ) == BSON_STRING );
ASSERT( bson_iterator_type( &it ) == BSON_STRING );
ASSERT( !strcmp( bson_iterator_key( &it ), "s_n" ) );
ASSERT( !strcmp( bson_iterator_string( &it ), "goodbye" ) );
ASSERT( bson_iterator_more( &it ) );
ASSERT( bson_iterator_next( &it ) == BSON_OBJECT );
ASSERT( bson_iterator_type( &it ) == BSON_OBJECT );
ASSERT( !strcmp( bson_iterator_key( &it ), "o" ) );
bson_iterator_subiterator( &it, &it2 );
ASSERT( bson_iterator_more( &it2 ) );
ASSERT( bson_iterator_next( &it2 ) == BSON_ARRAY );
ASSERT( bson_iterator_type( &it2 ) == BSON_ARRAY );
ASSERT( !strcmp( bson_iterator_key( &it2 ), "a" ) );
bson_iterator_subiterator( &it2, &it3 );
ASSERT( bson_iterator_more( &it3 ) );
ASSERT( bson_iterator_next( &it3 ) == BSON_BINDATA );
ASSERT( bson_iterator_type( &it3 ) == BSON_BINDATA );
ASSERT( !strcmp( bson_iterator_key( &it3 ), "0" ) );
ASSERT( bson_iterator_bin_type( &it3 ) == 8 );
ASSERT( bson_iterator_bin_len( &it3 ) == 5 );
ASSERT( !memcmp( bson_iterator_bin_data( &it3 ), "w\0rld", 5 ) );
ASSERT( bson_iterator_more( &it3 ) );
ASSERT( bson_iterator_next( &it3 ) == BSON_EOO );
ASSERT( bson_iterator_type( &it3 ) == BSON_EOO );
ASSERT( !bson_iterator_more( &it3 ) );
ASSERT( bson_iterator_more( &it2 ) );
ASSERT( bson_iterator_next( &it2 ) == BSON_EOO );
ASSERT( bson_iterator_type( &it2 ) == BSON_EOO );
ASSERT( !bson_iterator_more( &it2 ) );
ASSERT( bson_iterator_more( &it ) );
ASSERT( bson_iterator_next( &it ) == BSON_UNDEFINED );
ASSERT( bson_iterator_type( &it ) == BSON_UNDEFINED );
ASSERT( !strcmp( bson_iterator_key( &it ), "u" ) );
ASSERT( bson_iterator_more( &it ) );
ASSERT( bson_iterator_next( &it ) == BSON_OID );
ASSERT( bson_iterator_type( &it ) == BSON_OID );
ASSERT( !strcmp( bson_iterator_key( &it ), "oid" ) );
ASSERT( !memcmp( bson_iterator_oid( &it )->bytes, "\x001\x002\x003\x004\x005\x006\x007\x008\x009\x010\x011\x012", 12 ) );
ASSERT( bson_iterator_oid( &it )->ints[0] == oid.ints[0] );
ASSERT( bson_iterator_oid( &it )->ints[1] == oid.ints[1] );
ASSERT( bson_iterator_oid( &it )->ints[2] == oid.ints[2] );
ASSERT( bson_iterator_more( &it ) );
ASSERT( bson_iterator_next( &it ) == BSON_BOOL );
ASSERT( bson_iterator_type( &it ) == BSON_BOOL );
ASSERT( !strcmp( bson_iterator_key( &it ), "b" ) );
ASSERT( bson_iterator_bool( &it ) == 1 );
ASSERT( bson_iterator_more( &it ) );
ASSERT( bson_iterator_next( &it ) == BSON_DATE );
ASSERT( bson_iterator_type( &it ) == BSON_DATE );
ASSERT( !strcmp( bson_iterator_key( &it ), "date" ) );
ASSERT( bson_iterator_date( &it ) == 0x0102030405060708 );
ASSERT( bson_iterator_more( &it ) );
ASSERT( bson_iterator_next( &it ) == BSON_NULL );
ASSERT( bson_iterator_type( &it ) == BSON_NULL );
ASSERT( !strcmp( bson_iterator_key( &it ), "n" ) );
ASSERT( bson_iterator_more( &it ) );
ASSERT( bson_iterator_next( &it ) == BSON_REGEX );
ASSERT( bson_iterator_type( &it ) == BSON_REGEX );
ASSERT( !strcmp( bson_iterator_key( &it ), "r" ) );
ASSERT( !strcmp( bson_iterator_regex( &it ), "^asdf" ) );
ASSERT( !strcmp( bson_iterator_regex_opts( &it ), "imx" ) );
ASSERT( bson_iterator_more( &it ) );
ASSERT( bson_iterator_next( &it ) == BSON_CODE );
ASSERT( bson_iterator_type( &it ) == BSON_CODE );
ASSERT( !strcmp( bson_iterator_code(&it), "function(){}") );
ASSERT( !strcmp( bson_iterator_key( &it ), "c" ) );
ASSERT( !strcmp( bson_iterator_string( &it ), "" ) );
ASSERT( bson_iterator_more( &it ) );
ASSERT( bson_iterator_next( &it ) == BSON_CODE );
ASSERT( bson_iterator_type( &it ) == BSON_CODE );
ASSERT( !strcmp( bson_iterator_key( &it ), "c_n" ) );
ASSERT( !strcmp( bson_iterator_string( &it ), "" ) );
ASSERT( !strcmp( bson_iterator_code( &it ), "function(){}" ) );
ASSERT( bson_iterator_more( &it ) );
ASSERT( bson_iterator_next( &it ) == BSON_SYMBOL );
ASSERT( bson_iterator_type( &it ) == BSON_SYMBOL );
ASSERT( !strcmp( bson_iterator_key( &it ), "symbol" ) );
ASSERT( !strcmp( bson_iterator_string( &it ), "symbol" ) );
ASSERT( bson_iterator_more( &it ) );
ASSERT( bson_iterator_next( &it ) == BSON_SYMBOL );
ASSERT( bson_iterator_type( &it ) == BSON_SYMBOL );
ASSERT( !strcmp( bson_iterator_key( &it ), "symbol_n" ) );
ASSERT( !strcmp( bson_iterator_string( &it ), "symbol" ) );
ASSERT( bson_iterator_more( &it ) );
ASSERT( bson_iterator_next( &it ) == BSON_CODEWSCOPE );
ASSERT( bson_iterator_type( &it ) == BSON_CODEWSCOPE );
ASSERT( !strcmp( bson_iterator_key( &it ), "cws" ) );
ASSERT( !strcmp( bson_iterator_code( &it ), "function(){return i}" ) );
{
bson scope;
bson_iterator_code_scope( &it, &scope );
bson_iterator_init( &it2, &scope );
ASSERT( bson_iterator_more( &it2 ) );
ASSERT( bson_iterator_next( &it2 ) == BSON_INT );
ASSERT( bson_iterator_type( &it2 ) == BSON_INT );
ASSERT( !strcmp( bson_iterator_key( &it2 ), "i" ) );
ASSERT( bson_iterator_int( &it2 ) == 123 );
ASSERT( bson_iterator_more( &it2 ) );
ASSERT( bson_iterator_next( &it2 ) == BSON_EOO );
ASSERT( bson_iterator_type( &it2 ) == BSON_EOO );
ASSERT( !bson_iterator_more( &it2 ) );
}
ASSERT( bson_iterator_more( &it ) );
ASSERT( bson_iterator_next( &it ) == BSON_TIMESTAMP );
ASSERT( bson_iterator_type( &it ) == BSON_TIMESTAMP );
ASSERT( !strcmp( bson_iterator_key( &it ), "timestamp" ) );
ts_result = bson_iterator_timestamp( &it );
ASSERT( ts_result.i == 1 );
ASSERT( ts_result.t == 2 );
ASSERT( bson_iterator_more( &it ) );
ASSERT( bson_iterator_next( &it ) == BSON_LONG );
ASSERT( bson_iterator_type( &it ) == BSON_LONG );
ASSERT( !strcmp( bson_iterator_key( &it ), "l" ) );
ASSERT( bson_iterator_long( &it ) == 0x1122334455667788 );
ASSERT( bson_iterator_more( &it ) );
ASSERT( bson_iterator_next( &it ) == BSON_EOO );
ASSERT( bson_iterator_type( &it ) == BSON_EOO );
ASSERT( !bson_iterator_more( &it ) );
bson_destroy( b );
{
bson bsrc[1];
bson_init( bsrc );
bson_append_double( bsrc, "d", 3.14 );
bson_finish( bsrc );
ASSERT( bsrc->err == BSON_VALID );
bson_init( b );
bson_append_double( b, "", 3.14 ); /* test empty name (in general) */
bson_iterator_init( &it, bsrc );
ASSERT( bson_iterator_more( &it ) );
ASSERT( bson_iterator_next( &it ) == BSON_DOUBLE );
ASSERT( bson_iterator_type( &it ) == BSON_DOUBLE );
bson_append_element( b, "d", &it );
bson_append_element( b, 0, &it ); /* test null */
bson_append_element( b, "", &it ); /* test empty name */
bson_finish( b );
ASSERT( b->err == BSON_VALID );
/* bson_print( b ); */
bson_iterator_init( &it, b );
ASSERT( bson_iterator_more( &it ) );
ASSERT( bson_iterator_next( &it ) == BSON_DOUBLE );
ASSERT( !strcmp( bson_iterator_key( &it ), "" ) );
ASSERT( bson_iterator_double( &it ) == 3.14 );
ASSERT( bson_iterator_more( &it ) );
ASSERT( bson_iterator_next( &it ) == BSON_DOUBLE );
ASSERT( !strcmp( bson_iterator_key( &it ), "d" ) );
ASSERT( bson_iterator_double( &it ) == 3.14 );
ASSERT( bson_iterator_more( &it ) );
ASSERT( bson_iterator_next( &it ) == BSON_DOUBLE );
ASSERT( !strcmp( bson_iterator_key( &it ), "d" ) );
ASSERT( bson_iterator_double( &it ) == 3.14 );
ASSERT( bson_iterator_more( &it ) );
ASSERT( bson_iterator_next( &it ) == BSON_DOUBLE );
ASSERT( !strcmp( bson_iterator_key( &it ), "" ) );
ASSERT( bson_iterator_double( &it ) == 3.14 );
ASSERT( bson_iterator_more( &it ) );
ASSERT( bson_iterator_next( &it ) == BSON_EOO );
ASSERT( !bson_iterator_more( &it ) );
bson_destroy( bsrc );
bson_destroy( b );
}
return 0;
}
int main(int argc, char *argv[])
{
bson_buffer bb;
bson b;
bson_iterator it, it2, it3;
bson_oid_t oid;
bson_buffer_init(&bb);
bson_append_double(&bb, "d", 3.14);
bson_append_string(&bb, "s", "hello");
{
bson_buffer *obj = bson_append_start_object(&bb, "o");
bson_buffer *arr = bson_append_start_array(obj, "a");
bson_append_binary(arr, "0", 8, "w\0rld", 5);
bson_append_finish_object(arr);
bson_append_finish_object(obj);
}
bson_append_undefined(&bb, "u");
bson_oid_from_string(&oid, "010203040506070809101112");
ASSERT(!memcmp(oid.bytes, "\x001\x002\x003\x004\x005\x006\x007\x008\x009\x010\x011\x012", 12));
bson_append_oid(&bb, "oid", &oid);
bson_append_bool(&bb, "b", 1);
bson_append_date(&bb, "date", 0x0102030405060708ULL);
bson_append_null(&bb, "n");
bson_append_regex(&bb, "r", "^asdf", "imx");
/* no dbref test (deprecated) */
bson_append_code(&bb, "c", "function(){}");
bson_append_symbol(&bb, "symbol", "SYMBOL");
{
bson_buffer scope_buf;
bson scope;
bson_buffer_init(&scope_buf);
bson_append_int(&scope_buf, "i", 123);
bson_from_buffer(&scope, &scope_buf);
bson_append_code_w_scope(&bb, "cws", "function(){return i}", &scope);
bson_destroy(&scope);
}
/* no timestamp test (internal) */
bson_append_long(&bb, "l", 0x1122334455667788ULL);
bson_from_buffer(&b, &bb);
bson_iterator_init(&it, b.data);
ASSERT(bson_iterator_more(&it));
ASSERT(bson_iterator_next(&it) == bson_double);
ASSERT(bson_iterator_type(&it) == bson_double);
ASSERT(!strcmp(bson_iterator_key(&it), "d"));
ASSERT(bson_iterator_double(&it) == 3.14);
ASSERT(bson_iterator_more(&it));
ASSERT(bson_iterator_next(&it) == bson_string);
ASSERT(bson_iterator_type(&it) == bson_string);
ASSERT(!strcmp(bson_iterator_key(&it), "s"));
ASSERT(!strcmp(bson_iterator_string(&it), "hello"));
ASSERT(bson_iterator_more(&it));
ASSERT(bson_iterator_next(&it) == bson_object);
ASSERT(bson_iterator_type(&it) == bson_object);
ASSERT(!strcmp(bson_iterator_key(&it), "o"));
bson_iterator_subiterator(&it, &it2);
ASSERT(bson_iterator_more(&it2));
ASSERT(bson_iterator_next(&it2) == bson_array);
ASSERT(bson_iterator_type(&it2) == bson_array);
ASSERT(!strcmp(bson_iterator_key(&it2), "a"));
bson_iterator_subiterator(&it2, &it3);
ASSERT(bson_iterator_more(&it3));
ASSERT(bson_iterator_next(&it3) == bson_bindata);
ASSERT(bson_iterator_type(&it3) == bson_bindata);
ASSERT(!strcmp(bson_iterator_key(&it3), "0"));
ASSERT(bson_iterator_bin_type(&it3) == 8);
ASSERT(bson_iterator_bin_len(&it3) == 5);
ASSERT(!memcmp(bson_iterator_bin_data(&it3), "w\0rld", 5));
ASSERT(bson_iterator_more(&it3));
ASSERT(bson_iterator_next(&it3) == bson_eoo);
ASSERT(bson_iterator_type(&it3) == bson_eoo);
ASSERT(!bson_iterator_more(&it3));
ASSERT(bson_iterator_more(&it2));
ASSERT(bson_iterator_next(&it2) == bson_eoo);
ASSERT(bson_iterator_type(&it2) == bson_eoo);
ASSERT(!bson_iterator_more(&it2));
ASSERT(bson_iterator_more(&it));
ASSERT(bson_iterator_next(&it) == bson_undefined);
ASSERT(bson_iterator_type(&it) == bson_undefined);
ASSERT(!strcmp(bson_iterator_key(&it), "u"));
ASSERT(bson_iterator_more(&it));
ASSERT(bson_iterator_next(&it) == bson_oid);
ASSERT(bson_iterator_type(&it) == bson_oid);
ASSERT(!strcmp(bson_iterator_key(&it), "oid"));
ASSERT(!memcmp(bson_iterator_oid(&it)->bytes, "\x001\x002\x003\x004\x005\x006\x007\x008\x009\x010\x011\x012", 12));
ASSERT(bson_iterator_oid(&it)->ints[0] == oid.ints[0]);
ASSERT(bson_iterator_oid(&it)->ints[1] == oid.ints[1]);
ASSERT(bson_iterator_oid(&it)->ints[2] == oid.ints[2]);
ASSERT(bson_iterator_more(&it));
ASSERT(bson_iterator_next(&it) == bson_bool);
ASSERT(bson_iterator_type(&it) == bson_bool);
ASSERT(!strcmp(bson_iterator_key(&it), "b"));
ASSERT(bson_iterator_bool(&it) == 1);
ASSERT(bson_iterator_more(&it));
ASSERT(bson_iterator_next(&it) == bson_date);
ASSERT(bson_iterator_type(&it) == bson_date);
ASSERT(!strcmp(bson_iterator_key(&it), "date"));
ASSERT(bson_iterator_date(&it) == 0x0102030405060708ULL);
ASSERT(bson_iterator_more(&it));
ASSERT(bson_iterator_next(&it) == bson_null);
ASSERT(bson_iterator_type(&it) == bson_null);
ASSERT(!strcmp(bson_iterator_key(&it), "n"));
ASSERT(bson_iterator_more(&it));
ASSERT(bson_iterator_next(&it) == bson_regex);
ASSERT(bson_iterator_type(&it) == bson_regex);
ASSERT(!strcmp(bson_iterator_key(&it), "r"));
ASSERT(!strcmp(bson_iterator_regex(&it), "^asdf"));
ASSERT(!strcmp(bson_iterator_regex_opts(&it), "imx"));
ASSERT(bson_iterator_more(&it));
ASSERT(bson_iterator_next(&it) == bson_code);
ASSERT(bson_iterator_type(&it) == bson_code);
ASSERT(!strcmp(bson_iterator_key(&it), "c"));
ASSERT(!strcmp(bson_iterator_string(&it), "function(){}"));
ASSERT(!strcmp(bson_iterator_code(&it), "function(){}"));
ASSERT(bson_iterator_more(&it));
ASSERT(bson_iterator_next(&it) == bson_symbol);
ASSERT(bson_iterator_type(&it) == bson_symbol);
ASSERT(!strcmp(bson_iterator_key(&it), "symbol"));
ASSERT(!strcmp(bson_iterator_string(&it), "SYMBOL"));
ASSERT(bson_iterator_more(&it));
ASSERT(bson_iterator_next(&it) == bson_codewscope);
ASSERT(bson_iterator_type(&it) == bson_codewscope);
ASSERT(!strcmp(bson_iterator_key(&it), "cws"));
ASSERT(!strcmp(bson_iterator_code(&it), "function(){return i}"));
{
bson scope;
bson_iterator_code_scope(&it, &scope);
bson_iterator_init(&it2, scope.data);
ASSERT(bson_iterator_more(&it2));
ASSERT(bson_iterator_next(&it2) == bson_int);
ASSERT(bson_iterator_type(&it2) == bson_int);
ASSERT(!strcmp(bson_iterator_key(&it2), "i"));
ASSERT(bson_iterator_int(&it2) == 123);
ASSERT(bson_iterator_more(&it2));
ASSERT(bson_iterator_next(&it2) == bson_eoo);
ASSERT(bson_iterator_type(&it2) == bson_eoo);
ASSERT(!bson_iterator_more(&it2));
}
ASSERT(bson_iterator_more(&it));
ASSERT(bson_iterator_next(&it) == bson_long);
ASSERT(bson_iterator_type(&it) == bson_long);
ASSERT(!strcmp(bson_iterator_key(&it), "l"));
ASSERT(bson_iterator_long(&it) == 0x1122334455667788ULL);
ASSERT(bson_iterator_more(&it));
ASSERT(bson_iterator_next(&it) == bson_eoo);
ASSERT(bson_iterator_type(&it) == bson_eoo);
ASSERT(!bson_iterator_more(&it));
return 0;
}
static void lua_val_to_bson(lua_State *L, const char *key, int vpos, bson *bs, int tref) {
int vtype = lua_type(L, vpos);
char nbuf[TCNUMBUFSIZ];
if (key == NULL && vtype != LUA_TTABLE) {
luaL_error(L, "lua_val_to_bson: Table must be on top of lua stack");
return;
}
switch (vtype) {
case LUA_TTABLE:
{
if (vpos < 0) {
vpos = lua_gettop(L) + vpos + 1;
}
lua_checkstack(L, 3);
int bsontype_found = luaL_getmetafield(L, vpos, "__bsontype");
if (!bsontype_found) {
lua_rawgeti(L, LUA_REGISTRYINDEX, tref); //+ reg table
lua_pushvalue(L, vpos); //+ val
lua_rawget(L, -2); //-val +reg table val
if (lua_toboolean(L, -1)) { //already traversed
lua_pop(L, 2);
break;
}
lua_pop(L, 1); //-reg table val
lua_pushvalue(L, vpos);
lua_pushboolean(L, 1);
lua_rawset(L, -3);
lua_pop(L, 1); //-reg table
int len = 0;
bool query = false;
bool array = true;
if (luaL_getmetafield(L, vpos, "__query")) {
lua_pop(L, 1);
query = true;
array = false;
}
if (array) {
for (lua_pushnil(L); lua_next(L, vpos); lua_pop(L, 1)) {
++len;
if ((lua_type(L, -2) != LUA_TNUMBER) || (lua_tointeger(L, -2) != len)) {
lua_pop(L, 2);
array = false;
break;
}
}
}
if (array) {
if (key) bson_append_start_array(bs, key);
int i;
for (i = 1; i <= len; ++i, lua_pop(L, 1)) {
lua_rawgeti(L, vpos, i);
bson_numstrn(nbuf, TCNUMBUFSIZ, (int64_t) i);
lua_val_to_bson(L, nbuf, -1, bs, tref);
}
if (key) bson_append_finish_array(bs);
} else if (query) { //special query builder case
//oarr format:
//{ {fname1, v1, v2...}, {fname2, v21, v22,..}, ... }
//where: vN: {op, val} OR {val} with '__bval' metafield
//Eg: {fname : {$inc : {...}, $dec : {...}}} -> {fname, {$inc, {}}, {$dec, {}}}
lua_getfield(L, vpos, "_oarr"); //+oarr
if (!lua_istable(L, -1)) { //it is not array
lua_pop(L, 1);
break;
}
if (key) bson_append_start_object(bs, key);
//iterate over _oarr
int ipos = lua_gettop(L);
size_t ilen = lua_objlen(L, ipos);
lua_checkstack(L, 2);
size_t i;
for (i = 1; i <= ilen; ++i, lua_pop(L, 1)) {
lua_rawgeti(L, ipos, i);
//gettop == 3
if (!lua_istable(L, -1)) continue;
char *fname = NULL;
int jpos = lua_gettop(L);
size_t jlen = lua_objlen(L, jpos);
lua_checkstack(L, 3);
bool wrapped = false;
size_t j;
for (j = 1; j <= jlen; ++j, lua_pop(L, 1)) {
lua_rawgeti(L, jpos, j);
if (j == 1) {
fname = strdup(lua_tostring(L, -1));
continue;
}
if (!fname || !lua_istable(L, -1)) { //invalid state
lua_pop(L, 1); //pop val
break;
}
int vblkpos = lua_gettop(L);
if (j == 2 && luaL_getmetafield(L, -1, "__bval")) { //{val} single value +metafield
lua_pop(L, 1); //-metafield
lua_rawgeti(L, vblkpos, 1); //+val
lua_val_to_bson(L, fname, lua_gettop(L), bs, tref);
lua_pop(L, 2); //-val -lua_rawgeti
break; //Terminate due single val
} else { //{op, val} value
if (!wrapped) {
bson_append_start_object(bs, fname);
wrapped = true;
}
lua_rawgeti(L, vblkpos, 1); //+op
const char *op = lua_tostring(L, -1);
if (op) {
lua_rawgeti(L, vblkpos, 2); //+val
lua_val_to_bson(L, op, lua_gettop(L), bs, tref);
lua_pop(L, 1); //-val
}
lua_pop(L, 1); //-op
}
}
if (wrapped) {
bson_append_finish_object(bs);
}
if (fname) {
free(fname);
fname = NULL;
}
}
if (key) bson_append_finish_object(bs);
lua_pop(L, 1); //-oarr
} else {
if (key) bson_append_start_object(bs, key);
TCLIST *keys = tclistnew();
//we need to sort keys due to unordered nature of lua tables
for (lua_pushnil(L); lua_next(L, vpos);) {
lua_pop(L, 1); //-val
size_t ksize = 0;
int ktype = lua_type(L, -1);
if (ktype == LUA_TSTRING) { //accept only string keys
const char* key = lua_tolstring(L, -1, &ksize);
tclistpush(keys, key, ksize);
}
}
tclistsort(keys);
int i;
for (i = 0; i < TCLISTNUM(keys); ++i) {
int vkeysz = TCLISTVALSIZ(keys, i);
const char *vkey = TCLISTVALPTR(keys, i);
lua_pushlstring(L, vkey, vkeysz);
lua_rawget(L, vpos); //+val
if (key == NULL && lua_type(L, -1) == LUA_TSTRING &&
vkeysz == JDBIDKEYNAMEL && !strcmp(JDBIDKEYNAME, vkey)) { //root level OID as string
//pack OID as type table
lua_push_bsontype_table(L, BSON_OID); //+type table
lua_pushvalue(L, -2); //dup oid(val) on stack
lua_rawseti(L, -2, 1); //pop oid val
if (ejdbisvalidoidstr(lua_tostring(L, -2))) {
lua_val_to_bson(L, vkey, lua_gettop(L), bs, tref);
} else {
luaL_error(L, "OID _id='%s' is not valid", lua_tostring(L, -2));
}
lua_pop(L, 1); //-type table
} else {
lua_val_to_bson(L, vkey, lua_gettop(L), bs, tref);
}
lua_pop(L, 1); //-val
}
tclistdel(keys);
if (key) bson_append_finish_object(bs);
}
} else { //metafield __bsontype on top
int bson_type = lua_tointeger(L, -1);
if (!key && bson_type != BSON_OBJECT && bson_type != BSON_ARRAY) {
lua_pop(L, 1);
luaL_error(L, "Invalid object structure");
}
lua_pop(L, 1); //-metafield __bsontype
lua_rawgeti(L, -1, 1); //get first value
switch (bson_type) {
case BSON_OID:
{
const char* boid = lua_tostring(L, -1);
if (boid && strlen(boid) == 24) {
bson_oid_t oid;
bson_oid_from_string(&oid, boid);
bson_append_oid(bs, key, &oid);
}
break;
}
case BSON_DATE:
bson_append_date(bs, key, (bson_date_t) lua_tonumber(L, -1));
break;
case BSON_REGEX:
{
const char* regex = lua_tostring(L, -1);
lua_rawgeti(L, -2, 2); // re opts
const char* options = lua_tostring(L, -1);
if (regex && options) {
bson_append_regex(bs, key, regex, options);
}
lua_pop(L, 1);
break;
}
case BSON_BINDATA:
{
size_t len;
const char* cbuf = lua_tolstring(L, -1, &len);
bson_append_binary(bs, key, BSON_BIN_BINARY, cbuf, len);
break;
}
case BSON_NULL:
bson_append_null(bs, key);
break;
case BSON_UNDEFINED:
bson_append_undefined(bs, key);
break;
case BSON_OBJECT:
if (key) bson_append_start_object(bs, key);
lua_val_to_bson(L, NULL, vpos, bs, tref);
if (key) bson_append_finish_object(bs);
break;
case BSON_ARRAY:
if (key) bson_append_start_array(bs, key);
lua_val_to_bson(L, NULL, vpos, bs, tref);
if (key) bson_append_finish_array(bs);
break;
case BSON_DOUBLE:
bson_append_double(bs, key, (double) lua_tonumber(L, -1));
break;
case BSON_INT:
bson_append_int(bs, key, (int32_t) lua_tonumber(L, -1));
break;
case BSON_LONG:
bson_append_long(bs, key, (int64_t) lua_tonumber(L, -1));
break;
case BSON_BOOL:
bson_append_bool(bs, key, lua_toboolean(L, -1));
break;
default:
break;
}
lua_pop(L, 1); //-1 first value
}
break;
}
case LUA_TNIL:
bson_append_null(bs, key);
break;
case LUA_TNUMBER:
{
lua_Number numval = lua_tonumber(L, vpos);
if (numval == floor(numval)) {
int64_t iv = (int64_t) numval;
if (-(1LL << 31) <= iv && iv <= (1LL << 31)) {
bson_append_int(bs, key, iv);
} else {
bson_append_long(bs, key, iv);
}
} else {
bson_append_double(bs, key, numval);
}
break;
}
case LUA_TBOOLEAN:
bson_append_bool(bs, key, lua_toboolean(L, vpos));
break;
case LUA_TSTRING:
bson_append_string(bs, key, lua_tostring(L, vpos));
break;
}
}
void core::append(const types::b_undefined&) {
stdx::string_view key = _impl->next_key();
bson_append_undefined(_impl->back(), key.data(), key.length());
}
