networkfile = open(filename, 'r+')
# Note that this does not (and should not) create a new file
network = Network.from_file(networkfile)
print("Loaded PIMesh network from file")
except FileNotFoundError:
networkfile = open(filename, 'w')
network = Network()
print("Created empty network (file not found)")
ui = UI(network)
try:
ui.run()
except KeyboardInterrupt:
print("Caught leopard interrupt")
networkfile.seek(0)
try:
network.to_file(networkfile)
networkfile.truncate()
print("Saved session changes to file.")
except:
print("Saving to file failed!")
networkfile.close()
except IndexError:
print("Please specify filename as first argument.")
print("PIMesh quitting...")
quitting = False
while not quitting:
UI.cols, UI.lines = shutil.get_terminal_size()
os.system("clear")
if current_mode == Mode.list: # Elif chains are ugly - FIXME
used_lines = print_entity_list()
elif current_mode == Mode.links:
used_lines = print_links(current_name)
elif current_mode == Mode.help:
used_lines = print_help()
else:
UI.status = "Error: Unknown current_mode!"
used_lines += 3
print("\n" * (UI.lines - used_lines)) # Pad vertically so that the command prompt is at the bottom of the terminal
UI.status_line = " " + UI.status + (" " * (UI.cols - len(UI.status) - 1))
termcolor.cprint(UI.status_line, attrs=['reverse'])
command, arguments = split_input(input("> "))
process_command(command, arguments)
os.system("clear")
try:
network.to_file(open(filename, 'w'))
print("Saved session changes to file. \nPIMesh quitting...")
except:
print("Saving to file failed!")
print("\x1B[23t") #restore window title
