Use MATE applications in Ubuntu 18.04 with Unity 7

ubuntu-unity7-mate-18.04.md

sudo rm /usr/share/applications/defaults.list
sudo cp -a /etc/gnome/defaults.list /usr/share/applications/defaults.list 

sudo apt install -y caja caja-sendto caja-share caja-open-terminal caja-wallpaper deja-dup-caja
sudo apt purge -y nautilus nautilus-sendto nautilus-share

sudo tee -a /etc/xdg/autostart/caja-autostart.desktop <<EOF
[Desktop Entry]
Type=Application
Name=Caja
Exec=caja --force-desktop --no-default-window
OnlyShowIn=Unity;
NoDisplay=true
EOF

sudo tee -a /usr/share/applications/caja-unity.desktop <<EOF
[Desktop Entry]
Name=File Manager
GenericName=File Manager
Exec=caja
Icon=system-file-manager
Terminal=false
Type=Application
StartupNotify=false
OnlyShowIn=Unity;
X-MATE-Bugzilla-Bugzilla=MATE\
X-MATE-Bugzilla-Product=caja\
X-MATE-Bugzilla-Component=general
X-MATE-Bugzilla-Version=1.18.5
X-MATE-Autostart-Phase=Desktop
X-MATE-Autostart-Notify=true
X-MATE-AutoRestart=true
X-MATE-Provides=filemanager
Actions=new-window;

[Desktop Action new-window]
Name=New Window
Exec=caja
EOF

gsettings set org.mate.background picture-filename /usr/share/backgrounds/warty-final-ubuntu.png
gsettings set org.mate.caja.desktop computer-icon-visible false
gsettings set org.mate.caja.desktop trash-icon-visible false
gsettings set org.mate.caja.desktop home-icon-visible false
gsettings set org.mate.caja.desktop volumes-visible false

sudo sed -i "s/nautilus-folder-handler.desktop/caja-folder-handler.desktop/g" /usr/share/applications/defaults.list
sudo tee -a /usr/share/applications/defaults.list <<EOF
application/x-gnome-saved-search=caja-folder-handler.desktop
x-scheme-handler/ssh=caja-folder-handler.desktop
x-scheme-handler/ftp=caja-folder-handler.desktop
EOF

sudo apt install -y mate-calc pluma engrampa eom mate-system-monitor mate-terminal atril vlc

sudo apt purge -y gnome-calculator gedit file-roller eog gnome-system-monitor gnome-terminal evince totem

sudo tee -a /usr/share/applications/mate-system-monitor-unity.desktop <<EOF
[Desktop Entry]
Name=System Monitor
GenericName=System Monitor
TryExec=mate-system-monitor
Exec=mate-system-monitor
Icon=utilities-system-monitor
Terminal=false
Type=Application
StartupNotify=true
OnlyShowIn=Unity;
X-MATE-Bugzilla-Bugzilla=MATE
X-MATE-Bugzilla-Product=system-monitor
X-MATE-Bugzilla-Component=general
X-MATE-Bugzilla-Version=1.18.1
EOF

sudo update-desktop-database

sudo sed -i "s/gedit.desktop/pluma.desktop/g" /usr/share/applications/defaults.list
sudo sed -i "s/org.gnome.FileRoller.desktop/engrampa.desktop/g" /usr/share/applications/defaults.list
sudo sed -i "s/eog.desktop/eom.desktop/g" /usr/share/applications/defaults.list
sudo sed -i "s/evince.desktop/atril.desktop/g" /usr/share/applications/defaults.list
sudo sed -i "s/org.gnome.Totem.desktop/vlc.desktop/g" /usr/share/applications/defaults.list

sudo update-alternatives --install "$(which x-terminal-emulator)" x-terminal-emulator "$(which mate-terminal)" 30
sudo update-alternatives --set x-terminal-emulator "$(which mate-terminal)"
gsettings set org.mate.terminal.profile:/org/mate/terminal/profiles/default/ use-theme-colors false
gsettings set org.mate.terminal.profile:/org/mate/terminal/profiles/default/ background-color "#000000000000"
gsettings set org.mate.terminal.profile:/org/mate/terminal/profiles/default/ foreground-color "#FFFFFFFFFFFF"
gsettings set org.mate.terminal.profile:/org/mate/terminal/profiles/default/ bold-color "#000000000000"

gsettings set com.canonical.Unity.Launcher favorites "['application://ubiquity.desktop', 'application://caja-unity.desktop', 'application://firefox.desktop', 'application://libreoffice-writer.desktop', 'application://libreoffice-calc.desktop', 'application://libreoffice-impress.desktop', 'application://org.gnome.Software.desktop', 'application://unity-control-center.desktop', 'unity://running-apps', 'unity://expo-icon', 'unity://devices']"