def changeColorSpecific():
"""Changes color on a specific printer
"""
verticalLine()
puts(colored.cyan("Example - Change color on a specific printer"))
puts("Available printers: ")
showPrintersBasic()
ip_input = prompt.query("Enter printer ip: ")
try:
ip = ipaddress.ip_address(ip_input)
ip = str(ip)
for printer in printerList.getPrinters():
if printer.getIp() == ip:
colors = getColorData()
if not colors: #An empty dict is False
return
changeColor(printer, colors['hue'], colors['saturation'],
colors['brightness'])
except ValueError:
puts(
colored.yellow(
"You entered an invalid ip adress. (Format: IPv4Address)"))
def addPrinter():
""" Procedure for adding a non existing printer by it's ip adress and writing down key infromation to printers.json
"""
verticalLine()
puts(colored.magenta("Add a printer"))
puts("Find the ip adress by clicking on System > Network on the machine")
tries = 0
while tries < 3:
ip_input = prompt.query(
"What is the ip adress of the printer? e.g \"192.168.1.201\"")
try:
ip = ipaddress.ip_address(ip_input)
ip = str(ip)
#If a connection to the entered IP already exists, stop
if (duplicateIP(ip)):
return
try:
new_printer = Printer(ip)
puts(colored.green("Successfully added a new printer:"))
#Print out the data
puts(colored.cyan(new_printer.getName()))
with indent(4):
puts("IP: " + new_printer.getIp())
puts("ID: " + new_printer.getId())
puts("Key: " + new_printer.getKey())
#Save back to the file by reading, adding and writing.
printers = json.load(open("printers.json", "rt"))
printers.append(new_printer.getPrinterAsDict())
sortedPrinters = sorted(printers, key=lambda k: k["name"])
json.dump(sortedPrinters, open("printers.json", "w"), indent=4)
#Update printerList
printerList.update()
break
except RuntimeError as e:
puts(colored.red(str(e)))
with indent(4):
puts(
colored.yellow(
"Someone probably clicked \"deny\" on the printer, try again."
))
except ValueError:
puts(
colored.yellow(
"You entered an invalid ip adress, try again. (Format: IPv4Address)"
))
tries += 1
if (tries >= 3):
puts(
colored.red(
"3 tries of failing is enough, find the ip adress of the printer before attempting again."
))
def changeColorAll():
"""Changes color on all printers
"""
verticalLine()
puts(colored.cyan("Example - Change color on all printers"))
colors = getColorData()
if not colors: #An empty dict is False
return
for printer in printerList.getPrinters():
changeColor(printer, colors['hue'], colors['saturation'],
colors['brightness'])
def examples():
""" Procedure for choosing and running example
"""
keep_asking = True
while keep_asking:
verticalLine()
example = prompt.options(
colored.magenta("What would you like to try out?"), example_menu)
if (example == "ca"):
changeColorAll()
elif (example == "cs"):
changeColorSpecific()
elif (example == "exit"):
keep_asking = False
else:
puts(colored.yellow("Wrong input, try again"))
def removePrinter():
verticalLine()
puts(colored.magenta("Remove a printer"))
printers = json.load(open("printers.json", "rt"))
puts(colored.cyan("Printers"))
for printer in printers:
puts(printer["name"] + " - " + printer["ip"])
tries = 0
while tries < 3:
ip_input = prompt.query(
"Type the ip adress of the printer you wish to remove: ")
try:
ip = ipaddress.ip_address(ip_input)
ip = str(ip)
input = prompt.query("Are you sure you want to delete printer " +
ip + ": <yes/no>")
if (str(input).upper().lower() == "yes"):
for printer in printers:
if (printer["ip"] == ip):
printers.remove(printer)
#Save back to the file
json.dump(printers,
open("printers.json", "w"),
indent=4)
#Update printerList
printerList.update()
puts(colored.green("Printer sucessfully removed!"))
return
puts(colored.red("IP did not exist among printers."))
else:
puts(colored.red("Write \"yes\" or \"no\" please"))
except ValueError:
puts(
colored.yellow(
"You entered an invalid ip adress, try again. (Format: IPv4Address)"
))
tries += 1
}, {
'selector': 'r',
'prompt': 'Remove printer',
'return': 'r'
}, {
'selector': 'u',
'prompt': 'Update printer',
'return': 'u'
}, {
'selector': 'exit',
'prompt': 'Exit program',
'return': 'exit'
}]
while True:
verticalLine()
action = prompt.options(colored.magenta("What would you like to do?"),
main_menu)
if (action == "e"):
examples()
elif (action == "s"):
showPrinters()
elif (action == "a"):
addPrinter()
elif (action == "r"):
removePrinter()
elif (action == "u"):
updatePrinters()
elif (action == "exit"):
exit()
else: