diff --git a/functions/other_functions.sh b/functions/other_functions.sh index b9c7f74a..4e58ebcf 100644 --- a/functions/other_functions.sh +++ b/functions/other_functions.sh @@ -892,6 +892,282 @@ start_retrodeck() { es-de } +run_game() { + # Initialize variables + emulator="" + system="" + manual_mode=false + es_systems="/app/share/es-de/resources/systems/linux/es_systems.xml" + + # Parse options + while getopts ":e:s:m" opt; do # Use `m` for manual mode flag + case ${opt} in + e ) + emulator=$OPTARG + ;; + s ) + system=$OPTARG + ;; + m ) + manual_mode=true + log i "Run game: manual mode enabled" + ;; + \? ) + echo "Usage: $0 --run [-e emulator] [-s system] [-m manual] game" + exit 1 + ;; + esac + done + shift $((OPTIND -1)) + + # Check for game argument + if [[ -z "$1" ]]; then + log e "Game path is required." + log i "Usage: $0 start [-e emulator] [-s system] [-m manual] game" + exit 1 + fi + + game=$1 + + # If no system is provided, extract it from the game path + if [[ -z "$system" ]]; then + system=$(echo "$game" | grep -oP '(?<=roms/)[^/]+') + fi + + log d "Game: \"$game\"" + log d "System: \"$system\"" + + # Try finding the inside the specific game block + altemulator=$(xmllint --recover --xpath "string(//game[path='$game']/altemulator)" "$rdhome/ES-DE/gamelists/$system/gamelist.xml" 2>/dev/null) + + if [[ -n "$altemulator" ]]; then + log d "Alternate emulator found in : $altemulator" + emulator_name=$(echo "$altemulator" | sed -e 's/ (Standalone)//') # Strip " (Standalone)" from name + emulator=$(find_emulator "$emulator_name") + + if [[ -n "$emulator" ]]; then + log d "Using alternate emulator: $emulator" + else + log e "No valid path found for emulator: $altemulator" + exit 1 + fi + else + # Try to fetch from anywhere in the document + alternative_emulator=$(xmllint --recover --xpath 'string(//alternativeEmulator/label)' "$rdhome/ES-DE/gamelists/$system/gamelist.xml" 2>/dev/null) + + if [[ -n "$alternative_emulator" ]]; then + log d "Alternate emulator found in header: $alternative_emulator" + + # Find the emulator name from the label in es_systems.xml + emulator_name=$(find_emulator_name_from_label "$alternative_emulator") + + if [[ -n "$emulator_name" ]]; then + # Pass the extracted emulator name to find_emulator function + emulator=$(find_emulator "$emulator_name") + fi + + if [[ -n "$emulator" ]]; then + log d "Using alternate emulator from : $emulator" + else + log e "No valid path found for emulator: $alternative_emulator" + exit 1 + fi + else + log i "No alternate emulator found in game block or header, proceeding to auto mode." + fi + fi + + # If an emulator is found, substitute placeholders in the command before running + if [[ -n "$emulator" ]]; then + # Ensure command substitution + find_system_commands "$emulator" + # TODO: almost there, we need just to start the emulator without Zenity: maybe we have to edit THAT function to pass the emulator to run + log d "Final command: $command" + eval "$command" + else + log e "No emulator found or selected. Exiting." + return 1 + fi + + # If the emulator is not specified or manual mode is set, ask the user to select it via Zenity + if [[ -z "$emulator" && "$manual_mode" == true ]]; then + emulator=$(find_system_commands) + fi + + # If emulator is still not set, fall back to the first available emulator + if [[ -z "$emulator" ]]; then + emulator=$(get_first_emulator) + fi + +} + +# Function to extract commands from es_systems.xml and present them in Zenity +find_system_commands() { + local system_name=$system + # Use xmllint to extract the system commands from the XML + system_section=$(xmllint --xpath "//system[name='$system_name']" "$es_systems" 2>/dev/null) + + if [ -z "$system_section" ]; then + log e "System not found: $system_name" + exit 1 + fi + + # Extract commands and labels + commands=$(echo "$system_section" | xmllint --xpath "//command" - 2>/dev/null) + + # Prepare Zenity command list + command_list=() + while IFS= read -r line; do + label=$(echo "$line" | sed -n 's/.*label="\([^"]*\)".*/\1/p') + command=$(echo "$line" | sed -n 's/.*]*>\(.*\)<\/command>.*/\1/p') + + # Substitute placeholders in the command + command=$(substitute_placeholders "$command") + + # Add label and command to Zenity list (label first, command second) + command_list+=("$label" "$command") + done <<< "$commands" + + # Check if there's only one command + if [ ${#command_list[@]} -eq 2 ]; then + log d "Only one command found for $system_name, running it directly: ${command_list[1]}" + selected_command="${command_list[1]}" + else + # Show the list with Zenity and return the **command** (second column) selected + selected_command=$(zenity --list \ + --title="Select an emulator for $system_name" \ + --column="Emulator" --column="Hidden Command" "${command_list[@]}" \ + --width=800 --height=400 --print-column=2 --hide-column=2) + fi + + echo "$selected_command" +} + +# Function to substitute placeholders in the command +substitute_placeholders() { + local cmd="$1" + local rom_path="$game" + local rom_dir=$(dirname "$rom_path") + + # Strip all file extensions from the base name + local base_name=$(basename "$rom_path") + base_name="${base_name%%.*}" + + local file_name=$(basename "$rom_path") + local rom_raw="$rom_path" + local rom_dir_raw="$rom_dir" + local es_path="" + local emulator_path="" + + # Manually replace %EMULATOR_*% placeholders + while [[ "$cmd" =~ (%EMULATOR_[A-Z0-9_]+%) ]]; do + placeholder="${BASH_REMATCH[1]}" + emulator_path=$(replace_emulator_placeholder "$placeholder") + cmd="${cmd//$placeholder/$emulator_path}" + done + + # Substitute %BASENAME% and other placeholders + cmd="${cmd//"%BASENAME%"/"'$base_name'"}" + cmd="${cmd//"%FILENAME%"/"'$file_name'"}" + cmd="${cmd//"%ROMRAW%"/"'$rom_raw'"}" + cmd="${cmd//"%ROMPATH%"/"'$rom_dir'"}" + + # Ensure paths are quoted correctly + cmd="${cmd//"%ROM%"/"'$rom_path'"}" + cmd="${cmd//"%GAMEDIR%"/"'$rom_dir'"}" + cmd="${cmd//"%GAMEDIRRAW%"/"'$rom_dir_raw'"}" + cmd="${cmd//"%CORE_RETROARCH%"/"/var/config/retroarch/cores"}" + + log d "Command after %BASENAME% and other substitutions: $cmd" + + # Now handle %INJECT% after %BASENAME% has been substituted + cmd=$(handle_inject_placeholder "$cmd") + + echo "$cmd" +} + +# Function to replace %EMULATOR_SOMETHING% with the actual path of the emulator +replace_emulator_placeholder() { + local placeholder=$1 + # Extract emulator name from placeholder without changing case + local emulator_name="${placeholder//"%EMULATOR_"/}" # Extract emulator name after %EMULATOR_ + emulator_name="${emulator_name//"%"/}" # Remove the trailing % + + # Use the find_emulator function to get the emulator path using the correct casing + local emulator_exec=$(find_emulator "$emulator_name") + + if [[ -z "$emulator_exec" ]]; then + log e "Emulator '$emulator_name' not found." + exit 1 + fi + echo "$emulator_exec" +} + +# Function to handle the %INJECT% placeholder +handle_inject_placeholder() { + local cmd="$1" + local rom_dir=$(dirname "$game") # Get the ROM directory based on the game path + + # Find and process all occurrences of %INJECT%='something'.extension + while [[ "$cmd" =~ (%INJECT%=\'([^\']+)\')(.[^ ]+)? ]]; do + inject_file="${BASH_REMATCH[2]}" # Extract the quoted file name + extension="${BASH_REMATCH[3]}" # Extract the extension (if any) + inject_file_full_path="$rom_dir/$inject_file$extension" # Form the full path + + log d "Found inject part: %INJECT%='$inject_file'$extension" + + # Check if the file exists + if [[ -f "$inject_file_full_path" ]]; then + # Read the content of the file and replace newlines with spaces + inject_content=$(cat "$inject_file_full_path" | tr '\n' ' ') + log i "File \"$inject_file_full_path\" found. Replacing %INJECT% with content." + + # Escape special characters in the inject part for the replacement + escaped_inject_part=$(printf '%s' "%INJECT%='$inject_file'$extension" | sed 's/[]\/$*.^[]/\\&/g') + + # Replace the entire %INJECT%=...'something'.extension part with the file content + cmd=$(echo "$cmd" | sed "s|$escaped_inject_part|$inject_content|g") + + log d "Replaced cmd: $cmd" + else + log e "File \"$inject_file_full_path\" not found. Removing %INJECT% placeholder." + + # Use sed to remove the entire %INJECT%=...'something'.extension + escaped_inject_part=$(printf '%s' "%INJECT%='$inject_file'$extension" | sed 's/[]\/$*.^[]/\\&/g') + cmd=$(echo "$cmd" | sed "s|$escaped_inject_part||g") + + log d "sedded cmd: $cmd" + fi + done + + log d "Returning the command with injected content: $cmd" + echo "$cmd" +} + +# Function to get the first available emulator in the list +get_first_emulator() { + local system_name=$system + system_section=$(xmllint --xpath "//system[name='$system_name']" "$es_systems" 2>/dev/null) + + if [ -z "$system_section" ]; then + log e "System not found: $system_name" + exit 1 + fi + + # Extract the first command and use it as the selected emulator + first_command=$(echo "$system_section" | xmllint --xpath "string(//command[1])" - 2>/dev/null) + + if [[ -n "$first_command" ]]; then + # Substitute placeholders in the command + first_command=$(substitute_placeholders "$first_command") + log d "Automatically selected the first emulator: $first_command" + echo "$first_command" + else + log e "No command found for the system: $system_name" + return 1 + fi +} + find_emulator() { local emulator_name=$1 local found_path="" @@ -935,210 +1211,18 @@ find_emulator() { fi } +# Function to find the emulator name from the label in es_systems.xml +find_emulator_name_from_label() { + local label="$1" + + # Search for the emulator matching the label in the es_systems.xml file + extracted_emulator_name=$(xmllint --recover --xpath "string(//system[name='$system']/command[@label='$label']/text())" "$es_systems" 2>/dev/null | sed 's/%//g' | sed 's/EMULATOR_//g' | cut -d' ' -f1) -# TODO: add the logic of alt emulator and default emulator - -run_game() { - # call me with (-e emulator) (-s system) game/path, examples: - # run_game -e gambatte_libretro ~/retrodeck/roms/gb/Capumon.gb - # run_game ~/retrodeck/roms/gb/Capumon.gb - # run_game -s gbc ~/retrodeck/roms/gb/Capumon.gb - - # Initialize variables - emulator="" - system="" - es_systems="/app/share/es-de/resources/systems/linux/es_systems.xml" - - # Parse options - while getopts ":e:s:" opt; do - case ${opt} in - e ) - emulator=$OPTARG - ;; - s ) - system=$OPTARG - ;; - \? ) - echo "Usage: $0 --run [-e emulator] [-s system] game" - exit 1 - ;; - esac - done - shift $((OPTIND -1)) - - # Check for game argument - if [[ -z "$1" ]]; then - log e "Game path is required." - log i "Usage: $0 start [-e emulator] [-s system] game" - exit 1 - fi - - game=$1 - - # If no system is provided, extract it from the game path - if [[ -z "$system" ]]; then - system=$(echo "$game" | grep -oP '(?<=roms/)[^/]+') - fi - - log d "Game: \"$game\"" - log d "System: \"$system\"" - - # Function to handle the %INJECT% placeholder - # When %INJECT%=filename is found in the game command it will check for the existence of the file - # If the file is found the "%INJECT%=file" will be replaced with the contents of the found file - handle_inject_placeholder() { - local cmd="$1" - local rom_dir=$(dirname "$game") # Get the ROM directory based on the game path - - # Find and process all occurrences of %INJECT%='something'.extension - while [[ "$cmd" =~ (%INJECT%=\'([^\']+)\')(.[^ ]+)? ]]; do - inject_file="${BASH_REMATCH[2]}" # Extract the quoted file name - extension="${BASH_REMATCH[3]}" # Extract the extension (if any) - inject_file_full_path="$rom_dir/$inject_file$extension" # Form the full path - - log d "Found inject part: %INJECT%='$inject_file'$extension" - - # Check if the file exists - if [[ -f "$inject_file_full_path" ]]; then - # Read the content of the file and replace newlines with spaces - inject_content=$(cat "$inject_file_full_path" | tr '\n' ' ') - log i "File \"$inject_file_full_path\" found. Replacing %INJECT% with content." - - # Escape special characters in the inject part for the replacement - escaped_inject_part=$(printf '%s' "%INJECT%='$inject_file'$extension" | sed 's/[]\/$*.^[]/\\&/g') - - # Replace the entire %INJECT%=...'something'.extension part with the file content - cmd=$(echo "$cmd" | sed "s|$escaped_inject_part|$inject_content|g") - - log d "Replaced cmd: $cmd" - else - log e "File \"$inject_file_full_path\" not found. Removing %INJECT% placeholder." - - # Use sed to remove the entire %INJECT%=...'something'.extension - escaped_inject_part=$(printf '%s' "%INJECT%='$inject_file'$extension" | sed 's/[]\/$*.^[]/\\&/g') - cmd=$(echo "$cmd" | sed "s|$escaped_inject_part||g") - - log d "sedded cmd: $cmd" - fi - done - - log d "Returning the command with injected content: $cmd" - echo "$cmd" - } - - - # Function to replace %EMULATOR_SOMETHING% with the actual path of the emulator - replace_emulator_placeholder() { - local placeholder=$1 - # Extract emulator name from placeholder without changing case - local emulator_name="${placeholder//"%EMULATOR_"/}" # Extract emulator name after %EMULATOR_ - emulator_name="${emulator_name//"%"/}" # Remove the trailing % - - # Use the find_emulator function to get the emulator path using the correct casing - local emulator_exec=$(find_emulator "$emulator_name") - - if [[ -z "$emulator_exec" ]]; then - log e "Emulator '$emulator_name' not found." - exit 1 - fi - echo "$emulator_exec" - } - - # Function to substitute the placeholders - substitute_placeholders() { - local cmd="$1" - local rom_path="$game" - local rom_dir=$(dirname "$rom_path") - - # Strip all file extensions from the base name - local base_name=$(basename "$rom_path") - base_name="${base_name%%.*}" - - local file_name=$(basename "$rom_path") - local rom_raw="$rom_path" - local rom_dir_raw="$rom_dir" - local es_path="" - local emulator_path="" - - # Manually replace %EMULATOR_*% placeholders - while [[ "$cmd" =~ (%EMULATOR_[A-Z0-9_]+%) ]]; do - placeholder="${BASH_REMATCH[1]}" - emulator_path=$(replace_emulator_placeholder "$placeholder") - cmd="${cmd//$placeholder/$emulator_path}" - done - - # Substitute %BASENAME% and other placeholders - cmd="${cmd//"%BASENAME%"/"'$base_name'"}" - cmd="${cmd//"%FILENAME%"/"'$file_name'"}" - cmd="${cmd//"%ROMRAW%"/"'$rom_raw'"}" - cmd="${cmd//"%ROMPATH%"/"'$rom_dir'"}" - - # Ensure paths are quoted correctly - cmd="${cmd//"%ROM%"/"'$rom_path'"}" - cmd="${cmd//"%GAMEDIR%"/"'$rom_dir'"}" - cmd="${cmd//"%GAMEDIRRAW%"/"'$rom_dir_raw'"}" - cmd="${cmd//"%CORE_RETROARCH%"/"/var/config/retroarch/cores"}" - - log d "Command after %BASENAME% and other substitutions: $cmd" - - # Now handle %INJECT% after %BASENAME% has been substituted - cmd=$(handle_inject_placeholder "$cmd") - - echo "$cmd" - } - - # Extracting the commands from es_systems.xml for the selected system - find_system_commands() { - local system_name=$system - # Use xmllint to extract the system commands from the XML - system_section=$(xmllint --xpath "//system[name='$system_name']" "$es_systems" 2>/dev/null) - - if [ -z "$system_section" ]; then - log e "System not found: $system_name" - exit 1 - fi - - # Extract commands and labels - commands=$(echo "$system_section" | xmllint --xpath "//command" - 2>/dev/null) - - # Prepare Zenity command list - command_list=() - while IFS= read -r line; do - label=$(echo "$line" | sed -n 's/.*label="\([^"]*\)".*/\1/p') - command=$(echo "$line" | sed -n 's/.*]*>\(.*\)<\/command>.*/\1/p') - - # Substitute placeholders in the command - command=$(substitute_placeholders "$command") - - # Add label and command to Zenity list (label first, command second) - command_list+=("$label" "$command") - done <<< "$commands" - - # Check if there's only one command - if [ ${#command_list[@]} -eq 2 ]; then - log d "Only one command found for $system_name, running it directly: ${command_list[1]}" - selected_command="${command_list[1]}" - else - # Show the list with Zenity and return the **command** (second column) selected - selected_command=$(zenity --list \ - --title="Select an emulator for $system_name" \ - --column="Emulator" --column="Hidden Command" "${command_list[@]}" \ - --width=800 --height=400 --print-column=2 --hide-column=2) - fi - - echo "$selected_command" - } - - # If the emulator is not specified, ask the user to select it or get it from the XML file - if [[ -z "$emulator" ]]; then - emulator=$(find_system_commands) - fi - - if [[ -n "$emulator" ]]; then - log d "Running: $emulator" - eval "$emulator" - else - log e "No emulator found or selected. Exiting." - return 1 - fi -} \ No newline at end of file + if [[ -n "$extracted_emulator_name" ]]; then + log d "Found emulator by label: $extracted_emulator_name" + echo "$extracted_emulator_name" + else + log e "Emulator name not found for label: $label" + return 1 + fi +}