func Thumb(args martini.Params, res http.ResponseWriter, req *http.Request) {
file := args["name"]
org_dir := utils.ImageCfg.Root()
temp_dir := utils.ImageCfg.Thumbs()
org_file := org_dir + file
temp_file := temp_dir + file
if !Exists(temp_file) {
okc := make(chan bool, 1)
go utils.CreateThumb(okc, org_file, temp_file, 150, 150)
<-okc
}
dir := http.Dir(temp_dir)
f, err := dir.Open(file)
if err != nil {
log.Println(err)
return
}
defer f.Close()
fi, err := f.Stat()
if err != nil {
return
}
res.Header().Set("X-Content-Type-Options", "nosniff")
res.Header().Set("Expires", utils.ExpiresHeader())
http.ServeContent(res, req, file, fi.ModTime(), f)
}
func UploadImage(w http.ResponseWriter, upload models.ImageUpload, req *http.Request, r render.Render, dbh *db.Dbh) {
ur := &models.UploadResult{}
rEmail := upload.Email
rAlbum := upload.Album
rPrivateKey := upload.PrivateKey
fiName := upload.File.Filename
upload_time := time.Now().Unix()
ur.SetCode(200)
ur.SetResult("success")
ur.SetName(fiName)
tmp_file := utils.ImageCfg.Root() + ur.GetName()
if Exists(tmp_file) {
log.Println("Error: File exists. (" + tmp_file + ")")
ur.SetCode(2)
ur.SetResult("File exists")
r.JSON(500, ur)
return
}
out, err := os.Create(tmp_file)
if err != nil {
log.Println("Error: Unable to open file.")
ur.SetCode(500)
ur.SetResult("Failed to open the file for writing.")
r.JSON(500, ur)
return
}
defer out.Close()
fi, err := upload.File.Open()
if err != nil {
log.Println("fi err: ", err)
ur.SetCode(500)
ur.SetResult(err.Error())
r.JSON(500, ur)
return
}
defer fi.Close()
_, err = io.Copy(out, fi)
if err != nil {
log.Println("Error: Failed to copy file.")
ur.SetCode(500)
ur.SetResult("Failed to copy file to new location.")
r.JSON(500, ur)
return
}
log.Printf("tmp_file: %s\n", tmp_file)
// Add image uploader to database
dbh.AddUploader(models.Uploader{Email: rEmail, Timestamp: upload_time})
// Setup hashid to create unique file name
var hid models.HashID
hid.Init(utils.AppCfg.SecretKey(), 10)
// Get user id
user := dbh.GetUserByEmail(rEmail)
log.Println("user: "******"uploader user: "******"album: ", album)
nAlbum := dbh.GetAlbum(rAlbum)
// Add image
image := dbh.AddImage(models.Image{
Name: fiName,
Album: rAlbum,
User: user.Id,
AlbumId: nAlbum.Id,
Timestamp: upload_time})
// Add image id to hashid - seg 3
hid.AddId(int(image.Id))
// Add upload time to hashid - seg 4
hid.AddId(int(upload_time))
// Get file extension and create new file name
extension := filepath.Ext(fiName)
nname := hid.Encrypt() + extension
log.Printf("New name: %s\n", nname)
image.HashId = nname
dbh.UpdateImage(image)
// Rename file to new name
hash_name := utils.ImageCfg.Root() + nname
os.Rename(tmp_file, hash_name)
ur.SetName(utils.AppCfg.Url() + "/image/" + nname)
// Create Thumb
tname := utils.ImageCfg.Thumbs() + nname
if !Exists(string(tname)) {
okc := make(chan bool, 1)
utils.CreateThumb(okc, hash_name, tname, 150, 150)
<-okc
}
log.Printf("%# v\n", pretty.Formatter(album))
log.Printf("%# v\n", image)
log.Printf("%# v\n", pretty.Formatter(ur))
r.JSON(200, ur)
}