browser

#!/bin/bash
#set -o xtrace

USERBR=""
RUNNING=false
BROWSERS=( nightly aurora firefox chrome chromium chromium-browser qupzilla opera )
CMDS=()


# gather all process which could match
for BR in ${BROWSERS[*]}; do
    CMD=$(ps -C "$BR" -o user,cmd | grep "^$USER");
    CMDS+=($CMD)
done

# find the first matching (== obey the users priority)
for BR in ${BROWSERS[*]}; do
    for CMD in ${CMDS[*]}; do
        grep -q "$BR" <<<$CMD && USERBR=$BR && break;
    done
    [[ ! -z "$USERBR" ]] && break
done

if [[ -z "$USERBR" ]]; then
    USERBR=${BROWSERS[0]}
    for BR in ${BROWSERS[*]}; do
        if which "$BR" &> /dev/null; then
            USERBR=$BR
            break
        fi
    done
else
    RUNNING=true
fi

if which "$USERBR" &> /dev/null; then
    ## for debugging:
    #notify-send -a 'browser' \
    #    -i 'internet-web-browser' \
    #    -c 'error' \
    #    'Browser launched!' \
    #    "Browser ${USERBR} '$@' launched."
    ## -----
    if [[ "$DESKTOP_SESSION" = "i3" ]]; then
        if ! $RUNNING || [[ ! -z "$*" ]]; then
            # not running or url/args provided
            "$USERBR" "$@" &
            if ! $RUNNING; then
                sleep 1.3
            fi
        fi
        i3-msg "[title=(?i)$USERBR] focus"
    else
        exec "$USERBR" "$@"
    fi
else
    notify-send -a 'browser' \
        -i 'internet-web-browser' \
        -c 'error' \
        'Browser not found!' \
        "Browser autodetection failed. (choice would be: $USERBR)"
fi