text: #!/usr/bin/env python3
  
  import os, sys, time, datetime
  from fhost import app
  
  os.chdir(os.path.dirname(sys.argv[0]))
  os.chdir(app.config["FHOST_STORAGE_PATH"])
  
  files = [f for f in os.listdir(".")]
  
  maxs = app.config["MAX_CONTENT_LENGTH"]
  mind = 30
  maxd = 365
  
  for f in files:
      stat = os.stat(f)
      systime = time.time()
      age = datetime.timedelta(seconds = systime - stat.st_mtime).days
  
      maxage = mind + (-maxd + mind) * (stat.st_size / maxs - 1) ** 3
  
      if age >= maxage:
          os.remove(f)
  