InstallUE4.sh

#!/bin/bash
Encoding=UTF-8
echo '******************************************************************'
echo 'Unreal Engine 4 installer'
echo 'Tested on Ubuntu 14.04'
echo
echo 'Based on: https://wiki.unrealengine.com/Building_On_Linux#Foreword_before_building'
echo '******************************************************************'

#---******************************************---
ptbr_msg[0]='Iniciando a instalação !!'
ptbr_msg[1]='Será necessário fazer a instalação de diversas dependências pelo apt-get e, em seguida o sistema precisará ser reiniciado.'
ptbr_msg[2]='Caso essa seja a primeira vez que você instala a UE4 em seu sistema, digite "S" (sem áspas). Caso já tenha previamente executado a instalação das dependências e reiniciado o sistema, digite "n" (sem áspas)'
ptbr_msg[3]='Deseja prosseguir com a instalação das dependências !? (S / n):'
ptbr_msg[4]='O sistema precisa ser reiniciado. Deseja prosseguir !? (S / n):'
ptbr_msg[5]='O sistema será reiniciado agora. Lembre-se: Após a reinicialização, execute novamente este script e digite "n" (sem áspas) quando questionado sobre as dependências.'
ptbr_msg[6]='Encerrando a execução do script'
ptbr_msg[7]='Seguindo com a instalação da Unreal Engine 4'
ptbr_msg[8]='A instalação deverá ser feita na "/home" de seu usuário'
ptbr_msg[9]='Digite o nome de seu usuário padrão (não o root):'
ptbr_msg[10]='Gerando os ícones para o menu do Ubuntu'
ptbr_msg[11]='Instalação finalizada. Forte abraço !!'
ptbr_msg[12]='Usuário inexistente. Tentar novamente !? (S / n):'

eng_msg[0]='Starting the installation !!'
eng_msg[1]='Will need to install several dependencies by apt-get, and then the system must be restarted.'
eng_msg[2]='If this is the first time you install the EU4 on your system, type "Y" (without quotes). If you have previously run the installation dependencies and restarted the system, type "n" (without quotes)'
eng_msg[3]='Wish to proceed with the installation of dependencies!? (Y / n):'
eng_msg[4]='The system must be restarted. Want to keep up!? (Y / n):'
eng_msg[5]='The system will reboot now. Remember: After reboot, run this script again and type "n" (without quotes) when asked about the dependencies.'
eng_msg[6]='Closing the script execution'
eng_msg[7]='Following the installation of the Unreal Engine 4'
eng_msg[8]='The installation should be done in the "/ home" of your user'
eng_msg[9]='Enter the name of your default user (not root):'
eng_msg[10]='Generating the icons to the Ubuntu menu'
eng_msg[11]='Installation completed. Best regards !!'
eng_msg[12]='User nonexistent. Try again!? (Y / n):'
#---******************************************---

echo
echo 'Encolha uma linguagem para rodar este script:
Chose a language to run this script: (p / e)'
echo 'Digite "p" (sem áspas) para português.
Type "e" (without quotes) for english.'
read lang
lng=${lang,,}

echo
if [ $lng == "p" ]; then
    echo ${ptbr_msg[0]}
else
    echo ${eng_msg[0]}
fi
echo

if [ $lng == "p" ]; then
    echo ${ptbr_msg[1]}
else
    echo ${eng_msg[1]}
fi

if [ $lng == "p" ]; then
    echo ${ptbr_msg[2]}
else
    echo ${eng_msg[2]}
fi

if [ $lng == "p" ]; then
    echo ${ptbr_msg[3]}
else
    echo ${eng_msg[3]}
fi
read depend
dpd=${depend,,}
if [[ $dpd == +(s|sim|y|yes) ]]; then
    sudo apt-add-repository ppa:oibaf/graphics-drivers -y && sudo apt-get update && sudo apt-get upgrade && sudo apt-get dist-upgrade && sudo apt-get install mono-gmcs mono-xbuild mono-dmcs libmono-corlib4.0-cil libmono-system-data-datasetextensions4.0-cil libmono-system-web-extensions4.0-cil libmono-system-management4.0-cil libmono-system-xml-linq4.0-cil cmake dos2unix clang-3.3 libfreetype6-dev libsdl2-dev libgtk-3-dev libmono-microsoft-build-tasks-v4.0-4.0-cil kdevelop
    echo
    if [ $lng == "p" ]; then
        echo ${ptbr_msg[4]}
    else
        echo ${eng_msg[4]}
    fi
    read resp
    rsp=${resp,,}
    if [[ $rsp == +(s|sim|y|yes) ]]; then
        if [ $lng == "p" ]; then
            echo ${ptbr_msg[5]}
        else
            echo ${eng_msg[5]}
        fi
        sudo reboot
    else
        if [ $lng == "p" ]; then
            echo ${ptbr_msg[6]}
        else
            echo ${eng_msg[6]}
        fi
        exit
    fi
else
    if [ $lng == "p" ]; then
        echo ${ptbr_msg[7]}
    else
        echo ${eng_msg[7]}
    fi
fi

HomeInstall() {
    echo
    if [ $lng == "p" ]; then
        echo ${ptbr_msg[8]}
    else
        echo ${eng_msg[8]}
    fi
    if [ $lng == "p" ]; then
        echo ${ptbr_msg[9]}
    else
        echo ${eng_msg[9]}
    fi
    read user
    usr=${user,,}

    if [ ! -z `cat /etc/passwd|grep $usr` ]; then
        clear
        hdir=/home/$usr
        cd $hdir
        git clone git@github.com:EpicGames/UnrealEngine.git
        cd UnrealEngine
        ./Setup.sh

        git pull
        ./GenerateProjectFiles.sh
        make SlateViewer

        make ShaderCompileWorker UnrealLightmass UnrealPak UE4Editor


        if [ $lng == "p" ]; then
            echo
            echo ${ptbr_msg[10]}
        else
            echo
            echo ${eng_msg[10]}
        fi
        GScript=$'#!/bin/bash\rcd /home/'$usr$'/UnrealEngine/Engine/Binaries/Linux && ./UE4Editor'
        GMenu=$'[Desktop Entry]\rName=UE4Editor\rComment=Unreal Engine 4 - game build engine\rExec=UE4Editor\rGenericName=UE4Editor\rCategories=IDE;Development;Utility;\rIcon='$hdir$'/UnrealEngine/Engine/Content/Slate/Testing/UE4Icon.png\rGenericName=UE4Editor\rNoDisplay=false\rStartupNotify=false\rTerminal=0\rTerminalOptions=\rType=Application'
        SDir=/usr/local/bin
        DDir=/usr/share/applications
        mkdir cdicon
        touch cdicon/UE4Editor
        touch cdicon/UE4Editor.desktop
        echo $GScript >> cdicon/UE4Editor
        echo $GMenu >> cdicon/UE4Editor.desktop
        chmod +x cdicon/UE4Editor
        sudo mv cdicon/UE4Editor $SDir
        sudo mv cdicon/UE4Editor.desktop $DDir
        rm -rf cdicon/

        if [ $lng == "p" ]; then
            echo
            echo ${ptbr_msg[11]}
        else
            echo
            echo ${eng_msg[11]}
        fi
    else
        if [ $lng == "p" ]; then
            echo
            echo ${ptbr_msg[12]}
        else
            echo
            echo ${eng_msg[12]}
        fi
        read resp
        rsp=${resp,,}
        if [[ $rsp == +(s|sim|y|yes) ]]; then
            HomeInstall
        else
            if [ $lng == "p" ]; then
                echo ${ptbr_msg[6]}
            else
                echo ${eng_msg[6]}
            fi
            exit
        fi
    fi
}
HomeInstall