prepare-build-system

#!/bin/bash -e

. config.conf

# Check if script is run with sudo privileges
HAS_PRIVILEGES=$(id -u)
if [ $HAS_PRIVILEGES -ne 0 ]
then
  echo "Run as root or with sudo"
  exit 1
fi

# Create Download directory if it does not exist
if [ ! -d "$DOWNLOAD_DIR" ]
then
  mkdir $DOWNLOAD_DIR
fi

# Create Build directory if it does not exist
if [ ! -d "$BUILD_DIR" ]
then
  mkdir $BUILD_DIR
fi
 
if [ "$DOWNLOAD_NDK" == "1" ]
then

    echo ""
    echo "Downloading Android NDK ${NDK_VERSION} ..."
    echo ""

    cd $DOWNLOAD_DIR
    curl -L -# -o ndk.zip "$NDK_DOWNLOAD_URL" 2>&1
    rm -rf "$NDK_DIR_NAME"
    echo ""
    echo "Android NDK downloaded!"
    echo ""
    echo "Extracting Android NDK ..."
    echo ""
    unzip ndk.zip -d ndk
    mv ndk/$NDK_DIR_NAME .
    rm -rf ndk
    rm -rf ndk.zip
fi

if [ "$DOWNLOAD_SDK" == "1" ]
then
    CMD_ZIP_FILE="$CMD_TOOLS.zip"

    echo ""
    echo "Downloading Android CMD Line Tools version ${CMD_TOOLS_VERSION} ..."
    cd $DOWNLOAD_DIR
    curl -L -# -o $CMD_ZIP_FILE $CMD_TOOLS_DOWNLOAD_URL 2>&1
    echo ""
    echo "Android CMD Tools downloaded!"
    echo "Extracting Android CMD Tools ..."
    rm -rf $SDK_DIR_NAME
    unzip -d $SDK_DIR_NAME $CMD_ZIP_FILE

    # Remove zip file
    rm -rf $CMD_ZIP_FILE

    # Create empty repositories.cfg file to avoid warning
    mkdir -p ~/.android
    touch ~/.android/repositories.cfg

    # Since new updates, there are some changes that are not mentioned in the documentation.
    # After unzipping the command line tools package, the top-most directory you'll get is $CMD_TOOLS.
    # Rename the unpacked directory from $CMD_TOOLS to $CMD_TOOLS_DIR_NAME, and place it under $ANDROID_HOME/$CMD_TOOLS
    # which will then look like $ANDROID_HOME/$CMD_TOOLS/$CMD_TOOLS_DIR_NAME
    cd $SDK_DIR_NAME/$CMD_TOOLS
    mkdir -p $CMD_TOOLS_DIR_NAME
    mv `ls | grep -w -v $CMD_TOOLS_DIR_NAME` $CMD_TOOLS_DIR_NAME
fi

if [ "$DOWNLOAD_ANDROID_APIS" == "1" ]
then
    #echo "Exporting ANDROID_HOME"
    #export ANDROID_HOME=$DOWNLOAD_DIR/$SDK_DIR_NAME
    SDK_MANAGER=$(which sdkmanager)
    echo "Downloading Android Platforms"
    for api in ${SETUP_ANDROID_APIS[@]}
    do
        echo yes | $SDK_MANAGER "platforms;android-$api"
    done

    echo "Downloading Android Platform-Tools"
    echo yes | $SDK_MANAGER "platform-tools"
    echo "Exporting TOOLS & PLATFORM_TOOLS"
    export PATH=$ANDROID_HOME/platform-tools/:$ANDROID_HOME/tools:$PATH

    echo "Downloading Android Build-Tools"
    echo yes | $SDK_MANAGER "build-tools;$ANDROID_BUILD_TOOLS"
fi

if [ "$DOWNLOAD_PJSIP" == "1" ]
then
    echo ""
    echo "Downloading PJSIP ${PJSIP_VERSION} ..."
    echo ""
    cd $DOWNLOAD_DIR
    pjsipFile="pjsip.tar.gz"
    curl -L -# -o $pjsipFile "$PJSIP_DOWNLOAD_URL" 2>&1
    rm -rf "$PJSIP_DIR_NAME"
    echo "PJSIP downloaded!"
    echo "Extracting PJSIP ..."
    tar xzf $pjsipFile && rm -rf $pjsipFile

    PATCH_DIR=$BASEDIR/patches

    # Fixed Call-ID PATCH
    if [ "${USE_FIXED_CALLID}" == "1" ]
        then
        echo ""
        echo ""
        echo "######################################################################"
        echo "Apply patch to use a fixed Call-ID in registration ..."
        echo "######################################################################"
        echo ""
        cd $PATCH_DIR/fixed_callid
        ./patch.sh
        cd $BASEDIR
    fi

    # Rtcp-FB-Event data to pjsua2 PATCH
    if [ "${EXPORT_RTCP_FB_DATA}" == "1" ]
        then
        echo ""
        echo ""
        echo "######################################################################"
        echo "Apply patch to export RTCP-FB Event data to pjsua2 ..."
        echo "######################################################################"
        echo ""
        cd $PATCH_DIR/export_rtcp_fb
        ./patch.sh
        cd $BASEDIR
    fi
fi
 
if [ "$DOWNLOAD_OPENSSL" == "1" ]
then
    echo ""
    echo "Downloading OpenSSL ${OPENSSL_VERSION} ..."
    echo ""

    cd $DOWNLOAD_DIR
    curl -L -# -o openssl.tar.gz "$OPENSSL_DOWNLOAD_URL" 2>&1
    rm -rf "$OPENSSL_DIR_NAME"
    echo "OpenSSL downloaded!"
    echo "Extracting OpenSSL ..."
    tar xzf openssl.tar.gz && rm -rf openssl.tar.gz
    cd "${BASEDIR}" 
fi

if [ "$DOWNLOAD_OPENH264" == "1" ]
then
    echo ""
    echo "Downloading OpenH264 ${OPENH264_VERSION} ..."
    echo ""
    cd $DOWNLOAD_DIR
    curl -L -# -o openh264.tar.gz "$OPENH264_DOWNLOAD_URL" 2>&1
    rm -rf "${OPENH264_DIR_NAME}"
    echo "OpenH264 downloaded!"
    echo "Extracting OpenH264 ..."
    tar xzf openh264.tar.gz && rm -rf openh264.tar.gz

    if [ "$SKIP_OPENH264_DEMO" == "1" ]
    then
        echo "Modifying platform-android.mk to skip Encdemo and Decdemo builds"
        sed -e "/binaries: decdemo encdemo/ s/^#*/#/" -i ${OPENH264_DIR_NAME}/build/platform-android.mk
    fi
    cd ${BASEDIR} 
fi

if [ "$DOWNLOAD_OPUS" == "1" ]
then
    echo ""
    echo "Downloading Opus ${OPUS_VERSION} ..."
    echo ""
    cd "$DOWNLOAD_DIR"
    curl -L -# -o opus.tar.gz "$OPUS_DOWNLOAD_URL" 2>&1
    rm -rf "${OPUS_DIR_NAME}"
    echo "Opus downloaded!"
    echo "Extracting Opus ..."
    tar xzf opus.tar.gz && rm -rf opus.tar.gz
    cd ${BASEDIR} 
fi

if [ "${DOWNLOAD_BCG729}" == "1" ]
then
    echo ""
    echo "Downloading bcg729 $BCG729_VERSION ..."
    echo ""
    cd "$DOWNLOAD_DIR"
    rm -rf "${BCG729_DIR_NAME}"
    mkdir $BCG729_DIR_NAME
    git clone -b $BCG729_VERSION $BCG729_DOWNLOAD_URL $BCG729_DIR_NAME
    echo "bcg729 downloaded!"
    cd ${BASEDIR} 
fi

echo ""
echo "The build system is ready! Execute: ./build to build PJSIP"