A script to install OpenDCP on a fresh Debian 8 Jessie

#!/bin/bash

## A few variables

downl_dir=$HOME/bin/src
build_dir=$HOME/bin/opendcp-build

[ -z `which opendcp_xml` ] && no_odcp=true

if [ $no_odcp ]; then

    starting_place=`pwd`

    ## Test whether we are in sudo group
    test_admin=`groups | sed s/.*sudo.*/ok_sudo/ | grep sudo`
    if [ "x$test_admin" == "xok_sudo" ]; then
        echo -e "...We have admin capabilities, let's move on."
    else
        echo -e "Sorry, we need sudo privileges to install opendcp."
        exit 0
    fi
    
    # set PATH so it includes user's private bin if it exists
    #~ if [ -d "$HOME/bin" ] ; then
        #~ PATH="$HOME/bin:$PATH"
    #~ fi
    
    ## Get sources
    
    [ ! -d $downl_dir ] && mkdir -p $downl_dir

    # Download opendcp
    cd $downl_dir
    if ! [ -f $downl_dir/master.zip ]; then
        echo
        echo -e "...downloading opendcp-master into $downl_dir"
        wget https://github.com/tmeiczin/opendcp/archive/master.zip    
    fi
    
    # Unzip
    if ! [ -d $downl_dir/opendcp-master ]; then
        echo
        echo -e "...extracting opendcp-master in $downl_dir" 
        unzip $downl_dir/master.zip
    fi
    
    
    ## Resolve missing deps
    
    # First we need cmake
    if [ -z `which cmake` ]; then 
        echo
        echo -e "...installing cmake on the system (password required for sudo)"
        sudo apt-get install -y cmake
    else
        echo
        echo -e "...cmake already installed"
    fi
    
    # If not openssl
    if [ -z `which openssl` ]; then 
        echo
        echo -e "...installing openssl on the system (password required for sudo)"
        sudo apt-get install -y openssl
    else
        echo
        echo -e "...openssl already installed"
    fi

    # If not /usr/bin/zlib
    if [ -z `which g++` ]; then 
        echo
        echo -e "...installing g++ on the system (password required for sudo)"
        sudo apt-get install -y g++
    else
        echo
        echo -e "...g++ already installed"
    fi

    # If not pkg-config
    if [ -z `which pkg-config` ]; then 
        echo
        echo -e "...installing pkg-config on the system (password required for sudo)"
        sudo apt-get install -y pkg-config
    else
        echo
        echo -e "...pkg-config already installed"
    fi

    # If not git
    if [ -z `which git` ]; then 
        echo
        echo -e "...installing git on the system (password required for sudo)"
        sudo apt-get install -y git
    else
        echo
        echo -e "...git already installed"
    fi

    # To avoid some problems with openssl and others
    # we try to install dev libraries
    echo
    echo -e "...trying to install libssl-dev on the system (password required for sudo)"

    sudo apt-get install -y \
        libssl-dev \
        libxml2-dev \
        libxslt1-dev \
        libxmlsec1-dev \
        libexpat1-dev \
        libtiff5-dev
        

    ## Running cmake
    echo -e "Available options :"
    echo -e "\t1) CLI only"
    echo -e "\t2) full GUI"
    echo -e "\t3) .deb file for debian (e.g. gDebi)"
    echo -e "\t4) .rpm file for rpm package manager"
    echo -en " > "; read choice
    echo
    echo -e "...pre-building package with cmake (password required for sudo)"
    case $choice in
        1)
            ## Pre-build CLI only
            echo -e "...CLI only"
            option='-DENABLE_GUI=ON'
        ;;
        2)
            ## Pre-build GUI
            echo -e "...full GUI"
            option='-DENABLE_GUI=ON'
            
            # If not qt4/qt5
            if [ -z `which qt4-qmake` ]; then 
                echo
                echo -e "...installing qt4-qmake on the system (password required for sudo)"
                sudo apt-get install -y qt4-qmake
            else
                echo
                echo -e "...qt4-qmake already installed"
            fi
        ;;
        3)
            ## Pre-build DEB package
            echo -e "...Debian package"
            option='-DDEB=ON'
        ;;
        3)
            ## Pre-build RPM package
            echo -e "...RPM package"
            option='-DRPM=ON'
        ;;
        *)
            echo -e "Invalid option. Run again."
            exit 0
        ;;
    esac
    
    
    ## Starting the real deal
    
    [ ! -d $build_dir ] && mkdir -p $build_dir
    
    cd $build_dir
    
    sudo cmake \
        -DOPENSSL_ROOT_DIR=/usr/lib/i386-linux-gnu/ \
        -DCMAKE_CXX_COMPILER_ID=GNU \
        $option \
        $downl_dir/opendcp-master \
        || exit 0

    ## Make
    echo
    echo -e "...compiling and installing (password required for sudo)"
    sudo make 
    
    case $choice in
        3|4)
            ## If we had a debian package
            make package
        ;;
        *)
            ## For a regular install
            sudo make install
        ;;
    esac
    
    ## Back
    cd $starting_place
    exit 0

else
    echo -e "...OpenDCP is already installed on this system"
    exit 0
fi

chmod +x ~/bin/odcp-installer-en.sh