/
Root_Installer.rb
177 lines (150 loc) · 7.15 KB
/
Root_Installer.rb
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#!/usr/bin/env ruby
#Encoding: UTF-8
VERSION = 1.1
%w(io/console net/http fileutils).each(&method(:require))
PATH = File.join(File.dirname(__FILE__), 'cowspeak')
STDOUT.sync = true
class String
@@colours = [[154, 184, 208, 203, 198, 164, 129, 92], [63, 33, 39, 44, 49, 83, 118], [40,41,42,43,211, 210, 209, 208]].tap { |itself| itself.concat(itself.map(&:reverse)) }
define_method(:colourize) do |final = ''|
colour = @@colours.sample
colour_size = colour.size - 1
index, div, val = 0, length / colour_size, ''
div = 1 if div == 0
colour_size -= 1
each_char.with_index do |c, i|
index += 1 if (i % div == 0 && index < colour_size) && i > 1
val.concat("\e[38;5;#{colour[index]}m#{c}")
end
val + "\e[0m" + final
end
end
In = Class.new do
define_singleton_method(:gets) do |*arg|
IO.new(STDOUT.fileno).tap { |x| x.write(*arg.map { |x| String === x ? x.colourize : x.to_s.colourize }.join("\n") ) }.close
STDIN.gets.strip.downcase
end
end
define_method(:detect_os) do
begin
STDOUT.puts("Attempting to detect the current operating system".colourize)
STDOUT.puts "Detected #{IO.readlines('/etc/os-release').select { |i| i.start_with?('NAME') }[-1].to_s.split('=')[1].strip.undump} #{RUBY_PLATFORM}".colourize
true
rescue Exception
STDOUT.puts "Can't determine the OS".colourize
end
end
def help
message = if system("sh -c 'type -p dpkg > /dev/null'")
"\nTips: If you are using debian / debian based system, you can install the deb file: "\
'https://github.com/Souravgoswami/cowspeak-deb'
else ''
end
opts = "--help / -h Shows this help and exit. * --install / -i Installs cowspeak. *
--licence / -l Shows the licence. * --uninstall / -u Uninstalls cowspeak."
.split(?*).map { |x| "\t#{File.basename($0)} #{x.strip}" }.join(?\n)
STDOUT.puts <<~EOF.each_line.map(&:colourize).join
Cowspeak speaks a quote on your terminal.
It is customizable. It can also show you useful system information.
This is cowspeak installer #{VERSION}#{message}
Usage:
#{opts}
EOF
end
def install
throw :WriteError if !File.writable?(PATH) && File.exist?(PATH)
STDOUT.puts("Downloading file from https://raw.githubusercontent.com/Souravgoswami/cowspeak-deb/master/cowspeak/usr/bin/cowspeak. Press Enter to Confirm.".colourize)
return nil unless STDIN.getch == ?\r
loop do
if File.directory?(PATH)
STDOUT.puts("Looks like #{PATH} is a directory. Press Enter to remove the #{PATH} directory before proceeding...")
return nil unless STDIN.getch == ?\r
FileUtils.rm_rf(PATH)
else break
end
end
anim, str = %W(\xE2\xA0\x82 \xE2\xA0\x92 \xE2\xA0\xB2 \xE2\xA0\xB6), 'Please Wait'
t = Thread.new { loop while str.size.times { |i| print(" \e[2K#{anim.rotate![0]} #{str[0...i]}#{str[i].swapcase}#{str[i.next..-1]}#{?..*((i += 1) % 4)}\r") || sleep(0.15) } }
data = Net::HTTP.get(URI('https://raw.githubusercontent.com/Souravgoswami/cowspeak-deb/master/cowspeak/usr/bin/cowspeak'))
t.kill
File.write(PATH, data)
STDOUT.puts("Downloaded #{File.basename(PATH)} to #{File.dirname(PATH)}".colourize("\n\n"))
STDOUT.puts("Attempting to change the permission of /usr/bin/cowspeak to 755. Press Enter to Confirm.".colourize)
return nil unless STDIN.getch == ?\r
File.chmod(0755, PATH)
STDOUT.puts("Changed permission to 755".colourize("\n\n"))
STDOUT.puts("Attempting to change the owner and group of #{PATH} to root. Press Enter to Confrim.".colourize)
return nil unless STDIN.getch == ?\r
File.chown(0, 0, PATH)
STDOUT.puts("Changed the owner and group to root".colourize("\n\n"))
STDOUT.puts("Attempting to move #{PATH} to /usr/bin/ directory. Press Enter to Confirm.".colourize)
return nil unless STDIN.getch == ?\r
FileUtils.mv(PATH, '/usr/bin/')
STDOUT.puts("\e[38;5;10mMoved #{PATH} to /usr/bin/\e[0m\n\n")
STDOUT.puts("All Done!! Just run /usr/bin/cowspeak -dl to Download the data files to /usr/share/cowspeak".colourize)
end
def uninstall
exit if In.gets(':: Do you want to remove cowspeak? (Y/n): ') == ?n
STDOUT.puts(':: If you find any bug or for feature request go to https://github.com/Souravgoswami/cowspeak-deb/issues/new'.colourize)
%w(/usr/bin/cowspeak /usr/share/man/man1/cowspeak.1.gz /usr/share/cowspeak/).select do |x|
File.exist?(x).tap { |y| STDOUT.puts y ? ":: Found: #{x.dump}" : ":: Not Found: #{x.dump}" }
end.each do |f|
if File.directory?(f)
return nil unless In.gets(":: Will Remove\n#{Dir.glob("#{f}/**/**").join("\n")}\nPress Enter to confirm: ").empty?
FileUtils.rm_r(f)
STDERR.puts("Deleted #{f}".colourize)
elsif File.file?(f)
return nil unless In.gets(":: Attempting to remove #{f}. Press Enter to confirm: ").empty?
File.delete(f)
STDERR.puts("Removed #{f}".colourize)
end
end.empty?.tap { |x| STDOUT.puts "Cowspeak is not installed. Nothing to do. Run `#{$PROGRAM_NAME} --install` to install cowspeak".colourize if x }
end
if ARGV.any? { |x| x =~ /\A-(-\binstall\b|\bi\b)/ }
begin
detect_os && install
rescue UncaughtThrowError
STDOUT.puts("Can't open cowspeak for write!!".colourize)
rescue SocketError
STDOUT.puts("An active internet connection is required to download the source code. May be you don't have an internet connection?".colourize)
rescue OpenSSL::SSL::SSLError
STDOUT.puts("An active internet connection is required to download the source code. There may be an internet issue?".colourize)
rescue Errno::EACCES
STDOUT.puts("Cannot move #{PATH} to /usr/bin/cowspeak - Access Denied. Please try this running as root?".colourize)
STDOUT.puts("The downloaded source file is #{PATH}".colourize)
rescue Errno::EPERM
STDOUT.puts("Cannot change ownership and group of #{PATH} to root - Access Denied. Please try this running as root?".colourize)
STDOUT.puts("The downloaded source file is #{PATH}".colourize)
rescue Errno::ENOTTY
STDOUT.puts("No TTY found for inputs. Please try running #{File.basename(__FILE__)} in a terminal".colourize)
rescue SignalException, Interrupt, SystemExit
STDOUT.puts
rescue Exception => e
Kernel.warn("An Exception Caught:\n#{e.to_s.each_line.map { |err| "\t" << err }.join }\n".colourize + ?*.*((e.to_s.length + 8)).colourize)
Kernel.warn("Error in:\n#{e.backtrace.map { |err| "\t#{err}\n" }.join}".colourize)
end
elsif ARGV.any? { |x| x =~ /\A-(-\buninstall\b|\bu\b)/ }
begin
detect_os && uninstall
rescue Errno::EACCES
STDOUT.puts('Cannot remove cowspeak. Permission Denied.'.colourize)
STDOUT.puts('Try running this as root'.colourize)
rescue SignalException, Interrupt, SystemExit
STDOUT.puts
rescue Exception => e
Kernel.warn("An Exception Caught:\n#{e.to_s.each_line.map { |err| "\t#{err}" }.join }\n".colourize + ?*.*(e.to_s.length.+(8)).colourize)
Kernel.warn "Error in:\n#{e.backtrace.map { |err| "\t#{err}\n" }.join }".colourize
end
elsif ARGV.any? { |x| x =~ /\A-(-\blicence\b|\bl\b)/ }
d, i, chars = false, 0, %w(| / - \\)
Thread.new { STDOUT.print("\e[2K#{chars[(i += 1) % chars.size].colourize} #{'Downloading licence! Please wait...'.colourize}\r") || sleep(0.1) until d }
begin
puts Net::HTTP.get(URI('https://raw.githubusercontent.com/Souravgoswami/cowspeak/master/LICENSE')).each_line.map(&:colourize).join
rescue Exception
STDERR.puts "Unable to Download the licence. Perhaps try again?".colourize
ensure
d = true
end
else
help
end