manjaro-iso-downloader/manjaro-iso-downloader.sh

#!/bin/env bash

# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; version 2 of the License.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.

clear

window_icon=dcmi
main=/usr/bin/manjaro-iso-downloader
iso_dir=$HOME/manjaro-iso
gpg_log=$(mktemp)
check_sums_log=$(mktemp)
iso_list=$iso_dir/.iso.list
missing_prog=$(mktemp)
missing_manj_de=$(mktemp)
iso_ver_url='https://gitlab.manjaro.org/webpage/iso-info/-/raw/master/file-info.json' 
iso_ver=$(curl -s $iso_ver_url | grep -m1 'image' | grep -oP '(?<=kde/).*(?=/manjaro)')
version='full\!minimal'
type='direct\!torrent'

#list of essential programs
check_prog=(curl wget aria2c zenity yad awk sed)

#Upated Manjaro flavour list
manj_de=(xfce gnome kde i3 cinnamon budgie mate)

#grab iso link
curl -s $iso_ver_url | grep 'image' | grep 'download.manjaro.org' | awk '{print $2}' | tr -d '",' > "$iso_list"

trap 'rm -f $check_sums_log $gpg_log $missing_prog $missing_manj_de ; killall aria2c ; exit' ERR EXIT

#Main Window settings
gui() {
    icon=dcmi

    if [[ -r "$icon" ]] ; then
        GDK_BACKEND=x11 /usr/bin/yad --center --window-icon="$icon" --title="Manjaro Isos $iso_ver Downloader and Checker" "$@"
    else
        GDK_BACKEND=x11 /usr/bin/yad --center --title="Manjaro Isos Downloader and Checker" "$@"
    fi
}

Welcome() {
    ISO=$(gui --image="$window_icon" --text-align=center --text="<b>Welcome to Manjaro Isos Downloader and Checker</b>\nA simple <b>GUI</b> for download lastes Isos and check the integrity" \
    --form --separator=" " \
    --field="Edition::CB" $edition \
    --field="Version::CB" $version \
    --field="Type::CB" $type)
}

get_iso() {
    iso_full_link=$(grep "$DE" $iso_list | grep -v 'minimal')
    iso_minimal_link=$(grep "$DE" $iso_list | grep 'minimal')
    iso_full_torrent=$(grep "$DE" $iso_list | grep -v 'minimal').torrent
    iso_minimal_torrent=$(grep "$DE" $iso_list | grep 'minimal').torrent
    iso_full_sha1=$(grep "$DE" $iso_list | grep -v 'minimal').sha1
    iso_minimal_sha1=$(grep "$DE" $iso_list | grep 'minimal').sha1
    iso_full_sig=$(grep "$DE" $iso_list | grep -v 'minimal').sig
    iso_minimal_sig=$(grep "$DE" $iso_list | grep 'minimal').sig

    if [[ $TYPE == 'direct' ]] ; then
        [[ $VERSION == 'full' ]] && \
        wget -nc -P "$iso_dir" "$iso_full_link" "$iso_full_sha1" "$iso_full_sig" 2>&1 | \
        sed -u 's/.* \([0-9]\+%\)\ \+\([0-9.]\+.\) \(.*\)/\1\n# Downloading at \2\/s, ETA \3/' | \
        gui --image=download --progress --pulsate --title="Downloading $DE $iso_ver..." --auto-close --no-buttons --width=550 --height=150 || \
        wget -nc -P "$iso_dir" "$iso_minimal_link" "$iso_minimal_sha1" "$iso_minimal_sig" 2>&1 | \
        sed -u 's/.* \([0-9]\+%\)\ \+\([0-9.]\+.\) \(.*\)/\1\n# Downloading at \2\/s, ETA \3/' | \
        gui --image=download --progress --pulsate --title="Downloading $DE $iso_ver..." --auto-close --no-buttons --width=550 --height=150
     else
        [[ $VERSION == 'full' ]] && \
        wget -nc -P "$iso_dir" "$iso_full_torrent" 2>&1 | \
        sed -u 's/.* \([0-9]\+%\)\ \+\([0-9.]\+.\) \(.*\)/\1\n# Downloading at \2\/s, ETA \3/' | \
        gui --image=download --progress --pulsate --title="Downloading $DE $iso_ver torrent..." --auto-close --no-buttons --width=550 --height=150 || \
        wget -nc -P "$iso_dir" "$iso_minimal_torrent" 2>&1 | \
        sed -u 's/.* \([0-9]\+%\)\ \+\([0-9.]\+.\) \(.*\)/\1\n# Downloading at \2\/s, ETA \3/' | \
        gui --image=download --progress --pulsate --title="Downloading $DE $iso_ver torrent..." --auto-close --no-buttons --width=550 --height=150
    fi          

    if [[ $TYPE == 'torrent' ]] ; then
        [[ $VERSION == 'full' ]] && \
        wget -nc -P "$iso_dir" "$iso_full_sha1" "$iso_full_sig" "$iso_full_torrent" 2>&1 | \
        sed -u 's/.* \([0-9]\+%\)\ \+\([0-9.]\+.\) \(.*\)/\1\n# Downloading at \2\/s, ETA \3/' | \
        gui --image=download --progress --pulsate --title="Downloading $DE $iso_ver..." --auto-close --no-buttons --width=550 --height=150 || \
        wget -nc -P "$iso_dir" "$iso_minimal_sha1" "$iso_minimal_sig" "$iso_minimal_torrent" 2>&1 | \
        sed -u 's/.* \([0-9]\+%\)\ \+\([0-9.]\+.\) \(.*\)/\1\n# Downloading at \2\/s, ETA \3/' | \
        gui --image=download --progress --pulsate --title="Downloading $DE $iso_ver..." --auto-close --no-buttons --width=550 --height=150

        cd $iso_dir
        (aria2c --continue=true --max-concurrent-downloads=5 --max-connection-per-server=4 --min-split-size=10M --split=5 --disable-ipv6=true \
        --seed-time=0 --summary-interval=0 --console-log-level=warn --dir="$iso_dir" $iso_dir/*.torrent 2>&1) &
        pid=$!; while kill -0 $pid 2>&1; do echo 'working'; done | zenity --progress --pulsate --text="Waiting for Torrent download..." \
        --title="Manjaro Isos $iso_ver Downloader and Checker" --auto-close --no-cancel

    fi
}

check_programs() {
    for i in "${check_prog[@]}"; do
        command -v "$i" >/dev/null 2>&1 || echo "$i" >> "$missing_prog"
    done
    
    if [[ -s $missing_prog ]]; then
        gui --width=850 --height=270 --image=dialog-error --button=Ok --text-align=center --text='You need the following programs for continue' --text-info < "$missing_prog"
        exit 1
    fi
}

check_manj_de() {
    for i in "${manj_de[@]}"; do
        grep "$i" "$iso_list" >/dev/null 2>&1 || echo "$i" >> "$missing_manj_de"
    done
    
    if [[ -s $missing_manj_de ]]; then
        gui --width=850 --height=270 --image=dialog-error --button=Ok --text-align=center --text='The following DE are temporary not avaiable:' --text-info < "$missing_manj_de"
    fi
}

check_integrity() {
    if [[ "$(ls -A $iso_dir)" ]]; then
        cd $iso_dir
        last_iso=$(ls -At *.iso | head -n1)
        last_sig=$(ls -At *.sig | head -n1)
        last_chksum=$(ls -At *.sha1 | head -n1)

        gui --timeout=5 --timeout-indicator=top --text='Next step: checksums integrity' --button=Skip:0 --width=550 --height=150

        if [[ $? != 0 ]]; then
            (sha1sum -c $last_chksum > $check_sums_log) &
            pid=$!
            
            while kill -0 $pid 2>&1; do echo 'working'; done | zenity --progress --pulsate --text="Waiting for SHA1SUM check..." \
            --title="Manjaro Isos $iso_ver Downloader and Checker" --auto-close --no-cancel

            gui --width=850 --height=270 --button=Ok --image=dialog-error --text-align=center --text='SHA1SUM check result:' --text-info < $check_sums_log
        fi

        gui --timeout=5 --timeout-indicator=top --text='Next step: GPG integrity' --button=Skip:0 --width=550 --height=150

        if [[ $? != 0 ]]; then
            (gpg --verify $last_sig $last_iso &> $gpg_log) &
            pid=$!
            
            while kill -0 $pid 2>&1; do echo 'working'; done | zenity --progress --pulsate --text="Waiting for GPG check..." \
            --title="Manjaro Isos $iso_ver Downloader and Checker" --auto-close --no-cancel

            gui --width=850 --height=270 --button=Ok --image=dialog-error --text-align=center --text='GPG signatur result:' --text-info < $gpg_log
        fi
    
    fi
     
}

check_connection() {
    wget -q --tries=10 --timeout=20 --spider https://google.com
    if [[ $? != 0 ]]; then
        gui --text-align=center --text="Check your internet connection \nyou are offline" --button="Ok":0 --button="Exit":1
        case $? in
            0) exec $main ;;
            1) exit 1
        esac
    fi
}

check_edition() {
    gui --text-align=center --text="You can download Official or Community Isos, default are the Official Isos \nfor Community press the button." --button='Ok':0 \
    --button='Community':1 --button='Restart':2 --button='Cancel':3

    sel_ed=$?
    case $sel_ed in
        0) edition='Xfce\!Plasma\!Gnome' ;;
        1) edition='Budgie\!Cinnamon\!I3\!Mate' ;;
        2) exec $main ;;
        *) exit 1
    esac
}

final_msg() {
    gui --text="Done, the Iso can be found at $iso_dir " --button="Exit":0 --button="Open folder":1 --button="New Iso":2
        case $? in
            0) exit 1 ;;
            1) xdg-open $iso_dir ;;
            2) exec $main
        esac
}

#Main program

check_programs
check_connection
check_manj_de
check_edition

[[ ! -d $/HOME/$iso_dir ]] && mkdir -p $iso_dir

Welcome

DE=$(echo $ISO | awk '{print $1}' | tr '[:upper:]' '[:lower:]')
VERSION=$(echo $ISO | awk '{print $2}')
TYPE=$(echo $ISO | awk '{print $3}')

[[ $DE == 'plasma' ]] && DE=kde

get_iso
check_integrity
final_msg

$main

#Done