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2019-06-03 09:32:43 +00:00
package arn
import (
"image"
"os"
"path"
)
// OriginalImageExtensions includes all the formats that an avatar source could have sent to us.
var OriginalImageExtensions = []string{
".jpg",
".png",
".gif",
}
// LoadImage loads an image from the given path.
func LoadImage(path string) (img image.Image, format string, err error) {
f, openErr := os.Open(path)
if openErr != nil {
return nil, "", openErr
}
img, format, decodeErr := image.Decode(f)
if decodeErr != nil {
return nil, "", decodeErr
}
return img, format, nil
}
// FindFileWithExtension tries to test different file extensions.
func FindFileWithExtension(baseName string, dir string, extensions []string) string {
for _, ext := range extensions {
if _, err := os.Stat(path.Join(dir, baseName+ext)); !os.IsNotExist(err) {
return dir + baseName + ext
}
}
return ""
}