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|
#!/bin/bash -- sourced
# prepares and run chromium as kiosk browser
command -v chromium-browser || return 0
# clear state of previous sessions
if [ "$(whoami)" = "demo" ]; then
rm -rf -- "$HOME/.config/chromium"
mkdir -p "$HOME/.config/chromium/Default"
fi
# Helper to decode URL-encoded strings
# e.g. urldecode http%3A%2F%2Ffoobar.com -> http://foobar.com
urldecode() {
: "${*//+/ }"; echo -e "${_//%/\\x}"
}
# Helper to json'ize bookmarks given as arguments in the form:
# <name>,<url> -> e.g. Google,https://www.google.com
json_bookmarks() {
local cur=0
local name url
while [ $# -ne 0 ]; do
name="${1%%,*}"
url="$(urldecode ${1#*,})"
jq --null-input --join-output --compact-output --arg id "$(( cur++ ))" --arg name "$name" --arg url "$url" \
'{"id": $id, "type": "url", "name": $name, "url": $url}'
shift
[ $# -ne 0 ] && printf ","
done
}
# Pass SLX_BROWSER_BOOKMARKS without quotes for splitting into arguments
cat > "$HOME/.config/chromium/Default/Bookmarks" <<EOF
{
"roots": {
"bookmark_bar": {
"children": [ $(json_bookmarks $SLX_BROWSER_BOOKMARKS) ],
"id": "1",
"name": "Lesezeichenleiste",
"type": "folder"
},
"other": {
"children": [ ],
"id": "2",
"name": "Weitere Lesezeichen",
"type": "folder"
},
"synced": {
"children": [ ],
"id": "3",
"name": "Mobile Lesezeichen",
"type": "folder"
}
},
"version": 1
}
EOF
# default chromium arguments
chromium_args=("--noerrdialogs" "--disable-translate" "--disable-new-avatar-menu" "--disable-infobars" "--test-type" "--fast" "--fast-start")
# simulate a future build date to remove those update notification
# TODO properly disable auto update feature when chromium supports it
chromium_args+=("--simulate-outdated-no-au=\"Tue, 31 Dec 2099 23:59:59 GMT\"")
# default to maximized on startup
chromium_args+=("--start-maximized")
if [ -z "$SLX_BROWSER_INTERACTIVE" ]; then
if [ -n "${SLX_AUTOLOGIN%OFF}" ]; then
# Autologin active, go full fullscreen
chromium_args+=("--kiosk")
fi
# swallow keyboard shortcuts of chromium
cat <<- EOF > "$HOME/.xbindkeysrc"
"true"
Control+d
"true"
Control+t
"true"
Control+s
"true"
Control+n
"true"
Control+j
"true"
Control+p
"true"
Control+h
"true"
Control+Shift+o
EOF
# xbinkeys requires a daemon, run it
xbindkeys_autostart &
fi
if [ -n "$SLX_BROWSER_RELOAD_SECS" ]; then
(
wid=
wpid=
while true; do
if [ -z "$wid" ]; then
wid="$(xdotool search --onlyvisible --class browser)"
[ -z "$wid" ] && sleep 1 && continue
readonly wid
fi
if [ -z "$wpid" ]; then
wpid="$(xprop -id "$wid" | awk -F= '$1 ~ /_NET_WM_PID\(CARDINAL\)/ {print $2}' | tr -d ' ')"
if [ -z "$wpid" ]; then
# logs to ~/.xsession-errors
echo "Failed to get the pid of chromium-browser via xprop..."
exit 1
fi
readonly wpid
fi
if [ ! -d "/proc/$wpid" ]; then
echo "Process with PID $wpid stopped, exiting auto-reload loop."
exit 0
fi
current_idle="$(idle-daemon --send 'get :0' | grep -oP '(?<=idleSeconds=)[0-9]+')"
if [ "$current_idle " -ge "$SLX_BROWSER_RELOAD_SECS" ]; then
xdotool windowactivate "$wid"
xdotool key Alt+Home
continue
fi
sleep "$(( SLX_BROWSER_RELOAD_SECS - current_idle ))"
done
) &
fi
if [ -n "$SLX_BROWSER_INSECURE" ]; then
chromium_args+=("--allow-running-insecure-content" "--ignore-certificate-errors")
fi
# finally exec to chromium
exec chromium-browser "${chromium_args[@]}"
|
