# Compatible with ranger 1.6.*
# Hide mountpoints of the format /media/sd* that have no
# corresponding device in /dev/sd*

import os
try:
    import ranger.container.directory as directory # ranger-master
except ImportError:
    import ranger.fsobject.directory as directory  # ranger-1.6.0

# Save the original filter function
old_accept_file = directory.accept_file

# Define a new one
def custom_accept_file(fname, directory, hidden_filter, name_filter):
    if hidden_filter and \
            directory.path == '/media' and \
            fname[0:2] == 'sd' and \
            not os.path.exists('/dev/' + fname):
        return False
    else:
        return old_accept_file(fname, directory, hidden_filter, name_filter)

# Overwrite the old function
directory.accept_file = custom_accept_file