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terminal.py
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import cmd
import socket
import getpass
import subprocess
import sys
import os
################## class color Start ##############
class color:
def __init__(self):
self.cyan='\033[96m'
self.blue='\033[94m'
self.green='\033[92m'
self.yellow='\033[93m'
self.red='\033[91m'
##################### ----- #####################
self.redd='\033[31m'
self.cyann='\033[36m'
self.bluee='\033[34m'
self.greenn='\033[32m'
self.yelloww='\033[33m'
self.end='\033[0m'
def printC(self,string):
return(self.cyan+string+self.end)
def printB(self,string):
return(self.blue+string+self.end)
def printG(self,string):
return(self.green+string+self.end)
def printY(self,string):
return(self.yellow+string+self.end)
def printR(self,string):
return(self.red+string+self.end)
##################### ----- #####################
def printCC(self,string):
return(self.cyann+string+self.end)
def printBB(self,string):
return(self.bluee+string+self.end)
def printGG(self,string):
return(self.greenn+string+self.end)
def printYY(self,string):
return(self.yelloww+string+self.end)
def printRR(self,string):
return(self.redd+string+self.end)
################## class color End ##############
################## init Start ##############
allCommands = [
'read',
'echo',
'if',
'help',
'exit',
'clear',
'else',
'history',
'cd'
]
main_color = color()
historyFile = open('.history','a+')
if os.name == "nt":
os.system('cls')
else:
os.system('clear')
################## init End ##############
################## Main Loop Start ##############
class Shell(cmd.Cmd):
prompt=main_color.printGG(getpass.getuser()+"@"+socket.gethostname()+": ")+main_color.printBB(os.getcwd()+" $ ")
def do_cd(self,args):
RealCommands=list()
if ';' in args:
args=args.split(';')
RealCommands=['cd '+args[0].strip()]
args.remove(args[0])
RealCommands+=list(map(str.strip, args))
else:
historyFile.write('cd '+str(args))
historyFile.write('\n')
historyFile.flush()
if len(RealCommands)>1:
args = ''
for args in RealCommands:
if len(args) == 0:
continue
args=args.split(' ')
if args[0] in allCommands:
eval("self.do_"+str(args[0])+"('"+' '.join(args[1:])+"')")
else:
eval("self.default('"+' '.join(args)+"')")
else:
try:
os.chdir(args)
self.prompt=main_color.printGG(getpass.getuser()+"@"+socket.gethostname()+": ")+main_color.printBB(os.getcwd()+" $ ")
except:
print(main_color.printYY("An error occured while trying to change directory\nCheck if that directory exists!"))
def do_echo(self, args):
RealCommands=list()
if ';' in args:
args=args.split(';')
RealCommands=['echo '+args[0].strip()]
args.remove(args[0])
RealCommands+=list(map(str.strip, args))
else:
historyFile.write('echo '+str(args))
historyFile.write('\n')
historyFile.flush()
if len(RealCommands)>1:
args = ''
for args in RealCommands:
if len(args) == 0:
continue
args=args.split(' ')
if args[0] in allCommands:
eval("self.do_"+str(args[0])+"('"+' '.join(args[1:])+"')")
else:
eval("self.default('"+' '.join(args)+"')")
else:
if args[0] == '$':
try:
print(globals()[args[1:]])
except:
print('')
else:
print(args)
def do_exit(self,args):
historyFile.write('exit')
historyFile.write('\n')
historyFile.flush()
raise Exception('Exit')
def do_read(self,args):
RealCommands=list()
if ';' in args:
args=args.split(';')
RealCommands=['read '+args[0].strip()]
args.remove(args[0])
RealCommands+=list(map(str.strip, args))
else:
historyFile.write("read "+str(args))
historyFile.write('\n')
historyFile.flush()
if len(RealCommands)>1:
args = ''
for args in RealCommands:
if len(args) == 0:
continue
args=args.split(' ')
if args[0] in allCommands:
eval("self.do_"+str(args[0])+"('"+' '.join(args[1:])+"')")
else:
eval("self.default('"+' '.join(args)+"')")
else:
args=args.split(' ')[0]
globals()[args]=input()
def do_history(self,args):
RealCommands = ['history']
if ';' in args:
args=args.split(';')
RealCommands+=list(map(str.strip, args))
else:
historyFile.write("history "+str(args))
historyFile.write('\n')
historyFile.flush()
if len(RealCommands)>1:
args = ''
for args in RealCommands:
if len(args) == 0:
continue
args=args.split(' ')
if args[0] in allCommands:
eval("self.do_"+str(args[0])+"('"+' '.join(args[1:])+"')")
else:
eval("self.default('"+' '.join(args)+"')")
else:
historyFile.seek(0)
for num, TEMP in enumerate(historyFile, start=1):
print('{} {}'.format(num, TEMP.strip()))
def do_help(self,args):
RealCommands = ['help']
if ';' in args:
args=args.split(';')
RealCommands+=list(map(str.strip, args))
else:
historyFile.write('help')
historyFile.write('\n')
historyFile.flush()
if len(RealCommands)>1:
args = ''
for args in RealCommands:
if len(args) == 0:
continue
args=args.split(' ')
if args[0] in allCommands:
eval("self.do_"+str(args[0])+"('"+' '.join(args[1:])+"')")
else:
eval("self.default('"+' '.join(args)+"')")
else:
print(main_color.printC("echo: for printing a text \nclear: for clear terminal \nexit: for exiting terminal \nhelp: for show the commands \n"))
def do_if(self,args):
historyFile.write('if '+str(args))
historyFile.write('\n')
historyFile.flush()
commandsToRun=list()
if ';' in args:
if 'fi' in args:
commandsToRun=args.split(';')
commandsToRun=list(map(str.strip, commandsToRun))
commandsToRun.remove(commandsToRun[0])
args=args.split(' ')
else:
commandsToRun=args.split(';')
commandsToRun.remove(commandsToRun[0])
args=args.split(' ')
while True:
TEMP=input("> ")
if ';' in TEMP:
commandsToRun+=TEMP.split(';')
if 'fi' in list(map(str.strip,TEMP.split(';'))):
break
else:
commandsToRun.append(TEMP)
if TEMP == "fi":
break
commandsToRun=list(map(str.strip, commandsToRun))
else:
args=args.split(' ')
while True:
TEMP=input("> ")
if ';' in TEMP:
commandsToRun+=TEMP.split(';')
if 'fi' in list(map(str.strip,TEMP.split(';'))):
break
else:
commandsToRun.append(TEMP)
if TEMP == "fi":
break
commandsToRun=list(map(str.strip, commandsToRun))
TEMP=[s for s in args if "$" in s]
for s in TEMP:
args[args.index(s)]=globals()[s[1:]]
if 'and' in args:
args=' '.join(args)
args=args.split(';')
args=args[0].split('and')
for TEMP in range(len(args)):
if not eval(args[TEMP]):
cond=False
break
cond=True
if cond:
try:
for TEMP in commandsToRun[:commandsToRun.index('else')]:
if str(TEMP.split(' ')[0]) in allCommands:
eval("self.do_"+str(TEMP.split(' ')[0])+"('"+' '.join(TEMP.split(' ')[1:])+"')")
else:
eval("self.default('"+' '.join(TEMP)+"')")
except:
for TEMP in range(len(commandsToRun[:commandsToRun.index('fi')])):
if str(commandsToRun[TEMP].split(' ')[0]) in allCommands:
eval("self.do_"+str(commandsToRun[TEMP].split(' ')[0])+"('"+' '.join(commandsToRun[TEMP].split(' ')[1:])+"')")
else:
eval("self.default('"+str(commandsToRun[TEMP])+"')")
else:
for TEMP in commandsToRun[commandsToRun.index('else')+1:commandsToRun.index('fi')]:
if str(TEMP.split(' ')[0]) in allCommands:
eval("self.do_"+str(TEMP.split(' ')[0])+"('"+' '.join(TEMP.split(' ')[1:])+"')")
else:
eval("self.default('"+' '.join(TEMP)+"')")
if args[1] == '==':
if args[0] == args[2]:
try:
for TEMP in commandsToRun[:commandsToRun.index('else')]:
if str(TEMP.split(' ')[0]) in allCommands:
eval("self.do_"+str(TEMP.split(' ')[0])+"('"+' '.join(TEMP.split(' ')[1:])+"')")
else:
eval("self.default('"+' '.join(TEMP)+"')")
except:
for TEMP in range(len(commandsToRun[:commandsToRun.index('fi')])):
if str(commandsToRun[TEMP].split(' ')[0]) in allCommands:
eval("self.do_"+str(commandsToRun[TEMP].split(' ')[0])+"('"+' '.join(commandsToRun[TEMP].split(' ')[1:])+"')")
else:
eval("self.default('"+str(commandsToRun[TEMP])+"')")
elif 'else' in commandsToRun:
for TEMP in commandsToRun[commandsToRun.index('else')+1:commandsToRun.index('fi')]:
if str(TEMP.split(' ')[0]) in allCommands:
eval("self.do_"+str(TEMP.split(' ')[0])+"('"+' '.join(TEMP.split(' ')[1:])+"')")
else:
eval("self.default('"+' '.join(TEMP)+"')")
if args[1] == '>':
if args[0] > args[2]:
try:
for TEMP in commandsToRun[:commandsToRun.index('else')]:
if str(TEMP.split(' ')[0]) in allCommands:
eval("self.do_"+str(TEMP.split(' ')[0])+"('"+' '.join(TEMP.split(' ')[1:])+"')")
else:
eval("self.default('"+' '.join(TEMP)+"')")
except:
for TEMP in range(len(commandsToRun[:commandsToRun.index('fi')])):
if str(commandsToRun[TEMP].split(' ')[0]) in allCommands:
eval("self.do_"+str(commandsToRun[TEMP].split(' ')[0])+"('"+' '.join(commandsToRun[TEMP].split(' ')[1:])+"')")
else:
eval("self.default('"+str(commandsToRun[TEMP])+"')")
elif 'else' in commandsToRun:
for TEMP in commandsToRun[commandsToRun.index('else')+1:commandsToRun.index('fi')]:
if str(TEMP.split(' ')[0]) in allCommands:
eval("self.do_"+str(TEMP.split(' ')[0])+"('"+' '.join(TEMP.split(' ')[1:])+"')")
else:
eval("self.default('"+' '.join(TEMP)+"')")
if args[1] == '<':
if args[0] < args[2]:
try:
for TEMP in commandsToRun[:commandsToRun.index('else')]:
if str(TEMP.split(' ')[0]) in allCommands:
eval("self.do_"+str(TEMP.split(' ')[0])+"('"+' '.join(TEMP.split(' ')[1:])+"')")
else:
eval("self.default('"+' '.join(TEMP)+"')")
except:
for TEMP in range(len(commandsToRun[:commandsToRun.index('fi')])):
if str(commandsToRun[TEMP].split(' ')[0]) in allCommands:
eval("self.do_"+str(commandsToRun[TEMP].split(' ')[0])+"('"+' '.join(commandsToRun[TEMP].split(' ')[1:])+"')")
else:
eval("self.default('"+str(commandsToRun[TEMP])+"')")
elif 'else' in commandsToRun:
for TEMP in commandsToRun[commandsToRun.index('else')+1:commandsToRun.index('fi')]:
if str(TEMP.split(' ')[0]) in allCommands:
eval("self.do_"+str(TEMP.split(' ')[0])+"('"+' '.join(TEMP.split(' ')[1:])+"')")
else:
eval("self.default('"+' '.join(TEMP)+"')")
if args[1] == '>=':
if args[0] >= args[2]:
try:
for TEMP in commandsToRun[:commandsToRun.index('else')]:
if str(TEMP.split(' ')[0]) in allCommands:
eval("self.do_"+str(TEMP.split(' ')[0])+"('"+' '.join(TEMP.split(' ')[1:])+"')")
else:
eval("self.default('"+' '.join(TEMP)+"')")
except:
for TEMP in range(len(commandsToRun[:commandsToRun.index('fi')])):
if str(commandsToRun[TEMP].split(' ')[0]) in allCommands:
eval("self.do_"+str(commandsToRun[TEMP].split(' ')[0])+"('"+' '.join(commandsToRun[TEMP].split(' ')[1:])+"')")
else:
eval("self.default('"+str(commandsToRun[TEMP])+"')")
elif 'else' in commandsToRun:
for TEMP in commandsToRun[commandsToRun.index('else')+1:commandsToRun.index('fi')]:
if str(TEMP.split(' ')[0]) in allCommands:
eval("self.do_"+str(TEMP.split(' ')[0])+"('"+' '.join(TEMP.split(' ')[1:])+"')")
else:
eval("self.default('"+' '.join(TEMP)+"')")
if args[1] == '<=':
if args[0] <= args[2]:
try:
for TEMP in commandsToRun[:commandsToRun.index('else')]:
if str(TEMP.split(' ')[0]) in allCommands:
eval("self.do_"+str(TEMP.split(' ')[0])+"('"+' '.join(TEMP.split(' ')[1:])+"')")
else:
eval("self.default('"+' '.join(TEMP)+"')")
except:
for TEMP in range(len(commandsToRun[:commandsToRun.index('fi')])):
if str(commandsToRun[TEMP].split(' ')[0]) in allCommands:
eval("self.do_"+str(commandsToRun[TEMP].split(' ')[0])+"('"+' '.join(commandsToRun[TEMP].split(' ')[1:])+"')")
else:
eval("self.default('"+str(commandsToRun[TEMP])+"')")
elif 'else' in commandsToRun:
for TEMP in commandsToRun[commandsToRun.index('else')+1:commandsToRun.index('fi')]:
if str(TEMP.split(' ')[0]) in allCommands:
eval("self.do_"+str(TEMP.split(' ')[0])+"('"+' '.join(TEMP.split(' ')[1:])+"')")
else:
eval("self.default('"+' '.join(TEMP)+"')")
if args[1] == '!=':
if args[0] != args[2]:
try:
for TEMP in commandsToRun[:commandsToRun.index('else')]:
if str(TEMP.split(' ')[0]) in allCommands:
eval("self.do_"+str(TEMP.split(' ')[0])+"('"+' '.join(TEMP.split(' ')[1:])+"')")
else:
eval("self.default('"+' '.join(TEMP)+"')")
except:
for TEMP in range(len(commandsToRun[:commandsToRun.index('fi')])):
if str(commandsToRun[TEMP].split(' ')[0]) in allCommands:
eval("self.do_"+str(commandsToRun[TEMP].split(' ')[0])+"('"+' '.join(commandsToRun[TEMP].split(' ')[1:])+"')")
else:
eval("self.default('"+str(commandsToRun[TEMP])+"')")
elif 'else' in commandsToRun:
for TEMP in commandsToRun[commandsToRun.index('else')+1:commandsToRun.index('fi')]:
if str(TEMP.split(' ')[0]) in allCommands:
eval("self.do_"+str(TEMP.split(' ')[0])+"('"+' '.join(TEMP.split(' ')[1:])+"')")
else:
eval("self.default('"+' '.join(TEMP)+"')")
if len(commandsToRun[commandsToRun.index('fi'):]) > 1:
for TEMP in commandsToRun[commandsToRun.index('fi')+1:]:
if str(TEMP.split(' ')[0]) in allCommands:
eval("self.do_"+str(TEMP.split(' ')[0])+"('"+' '.join(TEMP.split(' ')[1:])+"')")
else:
eval("self.default('"+' '.join(TEMP)+"')")
def default(self,args):
RealCommands = list()
if ';' in args:
args=args.split(';')
RealCommands=list(map(str.strip, args))
else:
historyFile.write(args)
historyFile.write('\n')
historyFile.flush()
if len(RealCommands)>0:
args = ''
for args in RealCommands:
args=args.split(' ')
if args[0] in allCommands:
eval("self.do_"+str(args[0])+"('"+' '.join(args[1:])+"')")
else:
if os.name == "nt" and args[0]=='clear':
os.system('cls')
else:
try:
rc = subprocess.call(args, stdout=sys.stdout, stderr=subprocess.STDOUT)
print('Command returned '+str(rc))
except:
print(main_color.printRR('An error occured while running that command!'))
print(main_color.printR('Double check your command for any typo'))
else:
args=args.split(' ')
if os.name == "nt" and args[0]=='clear':
os.system('cls')
else:
try:
rc = subprocess.call(args, stdout=sys.stdout, stderr=subprocess.STDOUT)
print('Command returned '+str(rc))
except:
print(main_color.printRR('An error occured while running that command!'))
print(main_color.printR('Double check your command for any typo'))
################## Main Loop End ##############
################## Final ##############
try:
Shell().cmdloop()
except Exception:
historyFile.close()
################## Final ##############