Gamelist video parser

system_videos.sh

#!/usr/bin/env bash

system=$1
echo Analyzing `echo $system | tr [a-z] [A-Z]`...

if [ -f "$HOME/RetroPie/roms/$system/gamelist.xml" ]; then
        echo "* found gamelist in ROM folder"
        gamelist="$HOME/RetroPie/roms/$system/gamelist.xml"
else
        echo "* found gamelist in default location"
        # TODO: check if the file exists
        gamelist="$HOME/.emulationstation/gamelists/$system/gamelist.xml"
fi

declare -a games
declare -a videos
_IFS=$IFS; IFS=$'\n'

# Loop through the gamelist and find out which games have videos
for game in `xmlstarlet sel -T -t -m "/gameList/game[video !='' ]" -v "path" -n "$gamelist"`; do
        games+=("$game")
done

for video in `xmlstarlet sel -T -t -m "/gameList/game[video !='' ]" -v "video" -n "$gamelist"`; do
        videos+=("$video")
done

# Restore IFS
IFS=$_IFS

# List the files and the videos
if [ ${#games[@]} -eq 0 ]; then
        echo "! No videos found for $system"
else
        for i in "${!games[@]}" ; do
                echo "  - '${games[$i]}' has video '${videos[$i]}'"
                # TODO: check if file exists (can also be a folder) then perform action on video
        done
fi