Mate-desktop with Centos 7-minimal

#!/usr/bin/bash
# Install MATE-desktop on Centos 7 minimal
#
# https://www.redhat-club.org/forum/index.php
#
yum install wget yum-plugin-fastestmirror -y

# Install EPEL repo
rpm --import http://dl.fedoraproject.org/pub/epel/RPM-GPG-KEY-EPEL-7
yum -y install epel-release

# Install Nux-Dextop repo
rpm --import http://li.nux.ro/download/nux/RPM-GPG-KEY-nux.ro
rpm -Uvh http://li.nux.ro/download/nux/dextop/el7/x86_64/nux-dextop-release-0-5.el7.nux.noarch.rpm

# Install ELREPO
rpm --import https://www.elrepo.org/RPM-GPG-KEY-elrepo.org
rpm -Uvh http://www.elrepo.org/elrepo-release-7.0-3.el7.elrepo.noarch.rpm

# Install Development tools
yum groupinstall 'Development Tools' -y

# Update System
yum install deltarpm yum-langpacks -y && yum clean all && yum update -y

# Install Xorg
yum --disablerepo=elrepo groupinstall "X Window System" -y

# Install Mate-desktop from Epel repo
yum groupinstall "MATE Desktop" -y

# Remove gdm
yum remove gdm -y

# Remove its dependencies
yum autoremove -y

# Install some other stuff
yum install gnome-disk-utility lightdm-settings gtk-murrine-engine \
gtk-unico-engine gtk2-engines beesu unrar unzip p7zip-plugins \
p7zip nano yumex conky numlockx xdg-user-dirs alsa-utils pavucontrol \
dconf wget notify-python pygtk2-libglade dconf-editor libusal autofs \
genisoimage libarchive lzop ncompress librsvg2 bash-completion ntfs-3g -y

# Set hardware clock to UTC
hwclock --systohc --utc

# Install lightdm instead
yum install lightdm -y

# Remove GNOME 3 garbage
yum remove abrt* brasero filezilla gnote rhythmbox \
totem transmission* xchat -y

# Disable the fucking license prompt after installing
systemctl disable initial-setup-text
systemctl disable initial-setup-graphical
rpm -e initial-setup initial-setup-gui

# Disable unnecessary services
systemctl mask systemd-udev-settle
systemctl mask lvm2-monitor.service

# Starting the graphical environment
systemctl isolate graphical.target

# Make the GUI start by default on reboots
systemctl set-default graphical.target
rm '/etc/systemd/system/default.target'
ln -s '/usr/lib/systemd/system/graphical.target' '/etc/systemd/system/default.target'

# Enable lightdm
systemctl enable lightdm
systemctl isolate graphical.target