func TestReadUserDirection(t *testing.T) {
readDirection := new(data.UserDirection)
testRead(t, "/users/"+user.Username+"/direction", readDirection)
readDirection.UpdateTime = direction.UpdateTime // hack
structJSONCompare(t, direction, readDirection)
}
func scanUserDirection(direction *data.UserDirection, rows *sql.Rows) error {
var updateTimeString string
err := rows.Scan(
&direction.Username,
&direction.LockUsername,
&direction.Command,
&direction.Heading,
&direction.Lat,
&direction.Lng,
&updateTimeString,
)
if err != nil {
return err
}
updateTime, err := time.Parse("2006-01-02 15:04:05", updateTimeString) // this assumes UTC as timezone
if err != nil {
log.Println("UserDirection scanner failed to parse time.")
return err
}
direction.UpdateTime = updateTime
return nil
}
func TestSelectUserDirection(t *testing.T) {
selectedDirection := new(data.UserDirection)
selectedDirection.Username = user.Username
err := Select(selectedDirection)
if err != nil {
t.Error(err)
}
t.Log(selectedDirection.UpdateTime.UTC())
t.Log(direction.UpdateTime.UTC())
selectedDirection.UpdateTime = direction.UpdateTime // hack
structJSONCompare(t, direction, selectedDirection)
}
// Generic Read handler for reading single objects
func Read(w http.ResponseWriter, r *http.Request) {
//No Auth for the moment
w.Header().Set("Access-Control-Allow-Origin", "*")
w.Header().Set("Access-Control-Allow-Headers", "Origin, X-Requested-With, Content-Type, Accept")
vars := mux.Vars(r)
var (
val interface{} // Generic container for the read object
err error
)
// Build a URI like representation of the datatype
types := []string{vars["datatype"]}
if childtype, ok := vars["childtype"]; ok {
types = append(types, childtype)
}
// Switch based on that URI like representation and instantiate something in the generic container. Also infer the identifier from the vars and perform validation.
switch strings.Join(types, "/") {
case "items":
item := new(data.Item)
item.ID, err = strconv.ParseInt(vars["key"], 10, 64)
val = item
case "items/comments":
comment := new(data.ItemComment)
comment.ID, err = strconv.ParseInt(vars["childkey"], 10, 64)
val = comment
case "users":
user := new(data.User)
user.Username = vars["key"]
val = user
case "users/direction":
direction := new(data.UserDirection)
direction.Username = vars["key"]
val = direction
case "roles":
role := new(data.Role)
role.Title = vars["key"]
val = role
case "taxonomy":
term := new(data.Term)
term.Term = vars["key"]
val = term
case "taxonomy/ranking":
ranking := new(data.TermRanking)
ranking.Term = vars["key"]
val = ranking
default:
http.NotFound(w, r)
return
}
if err != nil {
log.Println(err)
http.Error(w, "Malformed key in URI", http.StatusBadRequest)
return
}
// Perform the Select
err = storage.Select(val)
if err == storage.ErrZeroAffected {
http.Error(w, "No matches for query", http.StatusNotFound)
return
} else if err != nil {
log.Println(err)
http.Error(w, "Select Database error, likely due to malformed request", http.StatusInternalServerError)
return
}
// Important. Let's never send salt/hash out.
switch v := val.(type) {
case *data.User:
v.Salt = ""
v.Password = ""
}
w.Header().Set("Content-Type", "application/json") // Header are important when GZIP is enabled
// Return the object we've selected from the database.
encoder := json.NewEncoder(w)
err = encoder.Encode(val)
if err != nil {
log.Println(err)
}
}
func Insert(val interface{}) error {
var (
res sql.Result
err error
)
now := time.Now().UTC()
switch v := val.(type) {
case *data.Item:
res, err = Exec(
"INSERT INTO Items (Type, Author, ThumbnailURI, ContentURI, UploadURI, ContentToken, HasHeading, Heading, HasGeo, Lat, Lng, Radius, Live, StartTime, StopTime) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)",
v.Type,
v.Author,
v.ThumbnailURI,
v.ContentURI,
v.UploadURI,
v.ContentToken,
v.HasHeading,
v.Heading,
v.HasGeo,
v.Lat,
v.Lng,
v.Radius,
v.Live,
v.StartTime.UTC(),
v.StopTime.UTC(),
)
case *data.ItemComment:
res, err = Exec(
"INSERT INTO ItemComments (ItemID, Author, Body, UpdateTime) VALUES (?, ?, ?, ?)",
v.ItemID,
v.Author,
v.Body,
now,
)
case *data.Term:
// There is basically no danger with INSERT IGNORE there is nothing we would want to change if there is
// accidental remake of a term
res, err = Exec(
"INSERT IGNORE INTO Terms (Term, Automated, Author, UpdateTime) VALUES (?, ?, ?, ?)",
v.Term,
v.Automated,
v.Author,
now,
)
case *data.TermRelationship:
// Nothing can go wrong with INSERT IGNORE since the key is whole entry
res, err = Exec(
"INSERT IGNORE INTO TermRelationships (Term, ItemID) VALUES (?, ?)",
v.Term,
v.ItemID,
)
case *data.TermRanking:
// There is basically no danger with INSERT IGNORE there is nothing we would want to change if there is
// accidental remake of a term
res, err = Exec(
"INSERT IGNORE INTO TermRankings (Term, Ranking, UpdateTime) VALUES (?, ?, ?)",
v.Term,
v.Ranking,
now,
)
case *data.Role:
res, err = Exec(
"INSERT INTO Roles (Title, Permissions) VALUES (?, ?)",
v.Title,
v.Permissions,
)
case *data.User:
res, err = Exec(
"INSERT INTO Users (Username, Password, Salt, Role, TrustLevel, CreateTime) VALUES (?, ?, ?, ?, ?, ?)",
v.Username,
v.Password,
v.Salt,
v.Role,
v.TrustLevel,
now,
)
case *data.UserDirection:
res, err = Exec(
"INSERT INTO UserDirections (Username, LockUsername, Command, Heading, Lat, Lng, UpdateTime) VALUES (?, ?, ?, ?, ?, ?, ?)",
v.Username,
v.LockUsername,
v.Command,
v.Heading,
v.Lat,
v.Lng,
now,
)
default:
return ErrUnsupportedDataType
}
if err != nil {
return err
}
affected, err := res.RowsAffected()
if err != nil {
return err
}
if affected < 1 {
return ErrZeroAffected
}
ID, err := res.LastInsertId()
if err != nil {
return err
}
switch v := val.(type) {
case *data.Item:
v.ID = ID
v.AddTerm("all", v.Author)
v.AddTerm("type:"+v.Type, v.Author)
v.AddTerm(v.Author, v.Author)
_, err = ReconcileTerms(v, &v.Terms)
case *data.ItemComment:
v.ID = ID
v.UpdateTime = now
case *data.Term:
v.UpdateTime = now
ranking := new(data.TermRanking)
ranking.Term = v.Term
err = Insert(ranking)
case *data.TermRanking:
v.UpdateTime = now
case *data.User:
v.CreateTime = now
direction := new(data.UserDirection)
direction.Username = v.Username
err = Insert(direction)
case *data.UserDirection:
v.UpdateTime = now
}
listeners.NotifyInsert(val)
return err
}
// Handle a POST request with an image, phone_id, lat, lng and heading. Return a target heading from the web UI
func MultiUploadHandler(rterDir string, uploadPath string, w http.ResponseWriter, r *http.Request) {
imageFile, header, err := r.FormFile("image")
if err != nil {
return
}
user := new(data.User)
user.Username = r.FormValue("phone_id")
err = storage.Select(user)
if err == storage.ErrZeroAffected {
user.Role = "public"
storage.Insert(user)
// log.Println("upload failed, phone_id invalid:", user.Username)
// http.Error(w, "Invalid credentials.", http.StatusUnauthorized)
// return
} else if err != nil {
log.Println(err)
http.Error(w, "Database error, likely due to malformed request.", http.StatusInternalServerError)
return
}
os.Mkdir(filepath.Join(uploadPath, user.Username), os.ModeDir|0775)
matchingItems := make([]*data.Item, 0)
err = storage.SelectWhere(&matchingItems, "WHERE Type=\"streaming-video-v0\" AND Author=?", user.Username)
exists := true
if err == storage.ErrZeroAffected {
exists = false
} else if err != nil {
log.Println(err)
http.Error(w, "Database error, likely due to malformed request.", http.StatusInternalServerError)
return
}
var item *data.Item
if exists {
item = matchingItems[0]
} else {
item = new(data.Item)
}
item.Author = user.Username
item.Type = "streaming-video-v0"
item.Live = true
item.HasGeo = true
item.HasHeading = true
item.Lat, err = strconv.ParseFloat(r.FormValue("lat"), 64)
if err != nil {
item.HasGeo = false
}
item.Lng, err = strconv.ParseFloat(r.FormValue("lng"), 64)
if err != nil {
item.HasGeo = false
}
item.Heading, err = strconv.ParseFloat(r.FormValue("heading"), 64)
if err != nil {
item.HasHeading = false
}
item.StartTime = time.Now()
item.StopTime = item.StartTime
path := uploadPath
if strings.HasSuffix(header.Filename, ".png") {
path = filepath.Join(path, fmt.Sprintf("%v/%v.png", user.Username, item.StopTime.UnixNano()))
} else if strings.HasSuffix(header.Filename, ".jpg") || strings.HasSuffix(header.Filename, "jpeg") {
path = filepath.Join(path, fmt.Sprintf("%v/%v.jpg", user.Username, item.StopTime.UnixNano()))
}
outputFile, err := os.OpenFile(path, os.O_WRONLY|os.O_CREATE, 0664)
if err != nil {
log.Println(err)
http.Error(w, "Error, likely due to malformed request.", http.StatusInternalServerError)
}
defer outputFile.Close()
io.Copy(outputFile, imageFile)
path = path[len(rterDir):]
item.ContentURI = path
item.ThumbnailURI = path
if exists {
storage.Update(item)
} else {
storage.Insert(item)
}
userDirection := new(data.UserDirection)
userDirection.Username = user.Username
err = storage.Select(userDirection)
if err != nil {
log.Println(err)
http.Error(w, "Database error, likely due to malformed request.", http.StatusInternalServerError)
return
}
w.Write([]byte(strconv.FormatFloat(userDirection.Heading, 'f', 6, 64)))
}
