func handleUDP(ch chan []byte, c *client.Conn, queueSize *int32) {
var err error
var mess common.Message
for bytes := range ch {
err = json.Unmarshal(bytes, &mess)
if err == nil {
if mess.Type == common.View {
// Create a byte encoded timestamp for now
t := time.Now().UnixNano()
encT := godCommon.EncodeInt64(t)
// Make the object id active
c.SubPut(activeObjectsKey, []byte(mess.Object), encT)
// Create a key for the views of this user
vKey := uViewsKey(mess.User)
// Make sure the sub tree is mirrored
c.SubAddConfiguration(vKey, "mirrored", "yes")
// Log this view
c.SubPut(vKey, []byte(mess.Object), encT)
// Create an encoded timestamp for something older than timeout
tooOld := time.Now().Add(-time.Hour * 24 * time.Duration((*timeout))).UnixNano()
// Delete all viewed entries with timestamp older than that
for _, item := range c.MirrorSlice(vKey, nil, godCommon.EncodeInt64(tooOld), true, true) {
c.SubDel(vKey, item.Value)
}
// Delete all active entries with timestamp older than that
for _, item := range c.MirrorSlice(activeObjectsKey, nil, godCommon.EncodeInt64(tooOld), true, true) {
c.SubDel(activeObjectsKey, item.Value)
}
} else if mess.Type == common.Like {
// Record the liked object under user
c.SubPut(uLikesKey(mess.User), []byte(mess.Object), godCommon.EncodeFloat64(mess.Weight))
// Record the liker under the liked object
c.SubPut(oLikesKey(mess.Object), []byte(mess.User), nil)
if !mess.DontActivate {
// Make the object id active
c.SubPut(activeObjectsKey, []byte(mess.Object), nil)
}
// Create an encoded timestamp for something older than timeout
tooOld := time.Now().Add(-time.Hour * 24 * time.Duration((*timeout))).UnixNano()
// Delete all active entries with timestamp older than that
for _, item := range c.MirrorSlice(activeObjectsKey, nil, godCommon.EncodeInt64(tooOld), true, true) {
c.SubDel(activeObjectsKey, item.Value)
}
} else if mess.Type == common.Deactivate {
// Remote the object id from the active objects
c.SubDel(activeObjectsKey, []byte(mess.Object))
}
} else {
fmt.Printf("When parsing %v: %v\n", string(bytes), err)
}
atomic.AddInt32(queueSize, -1)
}
}
func encode(s string) []byte {
switch *enc {
case stringFormat:
return []byte(s)
case floatFormat:
result, err := strconv.ParseFloat(s, 64)
if err != nil {
panic(err)
}
return common.EncodeFloat64(result)
case intFormat:
result, err := strconv.ParseInt(s, 10, 64)
if err != nil {
panic(err)
}
return common.EncodeInt64(result)
case bigFormat:
result, ok := new(big.Int).SetString(s, 10)
if !ok {
panic(fmt.Errorf("Bad BigInt format: %v", s))
}
return common.EncodeBigInt(result)
}
panic(fmt.Errorf("Unknown encoding: %v", *enc))
}
func TestIntegerSum(t *testing.T) {
found := integerSum([][]byte{common.EncodeInt64(1)}, [][]byte{common.EncodeInt64(2), common.EncodeInt64(3), common.EncodeInt64(4)}, 1)
expected := [][]byte{common.EncodeInt64(10)}
if !reflect.DeepEqual(found, expected) {
t.Errorf("%v should be %v", found, expected)
}
found = integerSum(nil, [][]byte{common.EncodeInt64(1), common.EncodeInt64(2), common.EncodeInt64(3), common.EncodeInt64(4)}, 1)
expected = [][]byte{common.EncodeInt64(10)}
if !reflect.DeepEqual(found, expected) {
t.Errorf("%v should be %v", found, expected)
}
found = integerSum([][]byte{common.EncodeInt64(1)}, [][]byte{common.EncodeInt64(2)}, 2)
expected = [][]byte{common.EncodeInt64(5)}
if !reflect.DeepEqual(found, expected) {
t.Errorf("%v should be %v", found, expected)
}
}
