func (b *BGraphBackend) FindEdges(data interface{}, client server.ProtocolClient) error {
d, _ := data.([][]byte)
if len(d) < 1 {
client.WriteError(errors.New("*e takes at least 1 parameter (*e vertex [vertex ...])"))
client.Flush()
return nil
}
vertexEdges := make(map[string]map[string]float64)
for _, k := range d {
key := string(k)
edges := b.db.findEdges(key)
if edges != nil {
vertexEdges[key] = edges
}
}
if len(vertexEdges) > 0 {
client.WriteJson(vertexEdges)
client.Flush()
} else {
client.WriteNull()
client.Flush()
}
return nil
}
func (stats *StatsBackend) Counters(data interface{}, client server.ProtocolClient) error {
results, err := stats.mem.Counters()
if err != nil {
client.WriteError(err)
client.Flush()
return nil
}
client.WriteJson(results)
client.Flush()
return nil
}
func (t *TermBackend) EditFile(data interface{}, client server.ProtocolClient) error {
d, _ := data.([][]byte)
if len(d) > 0 {
fileName := string(d[0])
content, err := ioutil.ReadFile(path.Join(t.homeDir, fileName))
if err == nil {
fileMap := make(map[string]string)
fileMap["filename"] = fileName
fileMap["contents"] = string(content)
client.WriteJson(fileMap)
client.Flush()
} else {
fileMap := make(map[string]string)
fileMap["filename"] = fileName
fileMap["contents"] = ""
client.WriteJson(fileMap)
client.Flush()
}
}
return nil
}
func (b *BGraphBackend) IntersectEdges(data interface{}, client server.ProtocolClient) error {
d, _ := data.([][]byte)
if len(d) < 2 {
client.WriteError(errors.New("&e takes at least 2 parameters (&e vertex [vertex ...])"))
client.Flush()
return nil
}
keys := make([]string, len(d))
for i, k := range d {
keys[i] = string(k)
}
results := b.db.sumIntersectEdges(keys)
if results != nil && len(results) > 0 {
client.WriteJson(results)
client.Flush()
} else {
client.WriteNull()
client.Flush()
}
return nil
}
func (b *DefaultBackend) help(data interface{}, client server.ProtocolClient) error {
help, _ := b.app.Help()
client.WriteJson(help)
client.Flush()
return nil
}
func (b *DefaultBackend) info(data interface{}, client server.ProtocolClient) error {
status, _ := b.app.Status()
client.WriteJson(status)
client.Flush()
return nil
}