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fix: installing mcp plugin in speicifc unreal project

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Krzysztof kuhy Rudnicki 2025-11-06 21:05:15 +01:00
parent bfe064f3b9
commit aa462adc4f
1 changed files with 30 additions and 9 deletions
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37
scripts/features/install_unreal_mcp.sh
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@ -25,6 +25,7 @@ REPO_URL="https://github.com/chongdashu/unreal-mcp.git"
REPO_DIR="" # will be set after INSTALL_ROOT known
PROJECT_UPROJECT="" # optional: path to .uproject
RESOLVED_PROJECT_DIR="" # directory containing the resolved .uproject
CONFIGURE_CONTINUE=true
CONFIGURE_VSCODE_USER=true
FORCE_UPDATE=false
@ -41,8 +42,8 @@ Usage: $SCRIPT_NAME [options]
Options:
--install-dir DIR Install root for repo (default: $INSTALL_ROOT_DEFAULT)
--project /path/Game.uproject
Copy UnrealMCP plugin into this Unreal project
--project PATH Path to your Unreal project (.uproject file) or a directory containing one
Copies UnrealMCP plugin into this Unreal project
--no-continue Skip configuring VS Code Continue MCP
--no-vscode Skip adding MCP server to VS Code user profile via --add-mcp
--force-update If repo exists, fetch and reset to origin/main
@ -93,7 +94,7 @@ require_cmd() { command -v "$1" > /dev/null 2>&1; }
ensure_packages_arch() {
# Install with pacman using sudo when needed; keep idempotent with --needed
local pkgs=(git jq uv python)
local pkgs=(git jq uv python rsync)
local to_install=()
for p in "${pkgs[@]}"; do
if ! pacman -Qi "$p" > /dev/null 2>&1; then
@ -304,14 +305,30 @@ configure_vscode_user_mcp() {
install_plugin_into_project() {
[[ -n $PROJECT_UPROJECT ]] || return 0
local upath="$PROJECT_UPROJECT"
if [[ ! -f $upath ]]; then
fail "--project path does not exist or is not a file: $upath"
if [[ -d $upath ]]; then
# Resolve .uproject in the provided directory
mapfile -t _uprojects < <(find "$upath" -maxdepth 1 -type f -name "*.uproject" 2> /dev/null || true)
if [[ ${#_uprojects[@]} -eq 0 ]]; then
fail "--project directory '$upath' contains no .uproject files"
elif [[ ${#_uprojects[@]} -gt 1 ]]; then
printf '[ERROR] Multiple .uproject files found in %s:\n' "$upath" >&2
printf ' - %s\n' "${_uprojects[@]}" >&2
fail "Please pass the specific .uproject path to --project"
else
upath="${_uprojects[0]}"
log "Resolved .uproject: $upath"
fi
elif [[ -f $upath ]]; then
true
else
fail "--project path does not exist: $upath"
fi
if [[ ${upath##*.} != "uproject" ]]; then
fail "--project must point to a .uproject file"
fail "--project must point to a .uproject file (got: $upath)"
fi
local proj_dir
proj_dir="$(cd "$(dirname "$upath")" && pwd)"
RESOLVED_PROJECT_DIR="$proj_dir"
local src_plugin="$REPO_DIR/MCPGameProject/Plugins/UnrealMCP"
local dst_plugin="$proj_dir/Plugins/UnrealMCP"
if [[ ! -d $src_plugin ]]; then
@ -328,6 +345,10 @@ install_plugin_into_project() {
# ---------- Summary ----------
print_summary() {
local python_dir="$REPO_DIR/Python"
local plugin_dest="N/A"
if [[ -n $RESOLVED_PROJECT_DIR ]]; then
plugin_dest="$RESOLVED_PROJECT_DIR/Plugins/UnrealMCP"
fi
cat << EOF
============================================
Unreal MCP setup complete
@ -350,7 +371,7 @@ Optional usage:
Unreal plugin:
- Source: MCPGameProject/Plugins/UnrealMCP
- If you provided --project, the plugin was copied to: $(dirname "${PROJECT_UPROJECT:-}")/Plugins/UnrealMCP
- If you provided --project, the plugin was copied to: $plugin_dest
- In the Unreal Editor: Edit > Plugins > search "UnrealMCP" and enable. Restart when prompted.
Notes:
@ -367,8 +388,8 @@ main() {
setup_repo
install_launcher
configure_continue
configure_vscode_user_mcp
install_plugin_into_project
configure_vscode_user_mcp
print_summary
}