From 5fbcabd3c2de75b40154b7fefeb18bfa16133534 Mon Sep 17 00:00:00 2001
From: billz <billzimmerman@gmail.com>
Date: Thu, 23 Nov 2023 07:43:33 +0000
Subject: [PATCH] Initial commit

---
 installers/app-update.sh | 90 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 90 insertions(+)
 create mode 100755 installers/app-update.sh

diff --git a/installers/app-update.sh b/installers/app-update.sh
new file mode 100755
index 00000000..183bbacf
--- /dev/null
+++ b/installers/app-update.sh
@@ -0,0 +1,90 @@
+#!/bin/bash
+#
+# RaspAP Application Update
+# Safely updates an existing RaspAP installation
+# Author: @billz <billzimmerman@gmail.com>
+# Author URI: https://github.com/billz
+# Project URI: https://github.com/RaspAP/
+# License: GNU General Public License v3.0
+# License URI: https://github.com/RaspAP/raspap-webgui/blob/master/LICENSE
+#
+# Reads arguments passed by the RaspAP application and securely executes the 
+# local raspbian.sh install loader.
+
+# Exit on error
+set -o errexit
+# Exit on error inside functions
+set -o errtrace
+# Exit on pipeline error
+set -eo pipefail
+
+function _main() {
+    # set defaults
+    _parse_params "$@"
+    _load_installer
+}
+
+function _parse_params() {
+    # set defaults
+    insiders=0
+    acctoken=""
+    username=""
+    path=""
+
+    while :; do
+        case "${1-}" in
+            -i|--insiders)
+            insiders=1
+            ;;
+            -t|--token)
+            acctoken="$2"
+            shift
+            ;;
+            -n|--name)
+            username="$2"
+            shift
+            ;;
+            -p|--path)
+            path="$2"
+            shift
+            ;;
+            -*|--*)
+            echo "Unknown option: $1"
+            exit 1
+            ;;
+            *)
+            break
+            ;;
+        esac
+        shift
+    done
+}
+
+function _load_installer() {
+    args=()
+    if [ "$insiders" -eq 1 ]; then
+        args+=("--insiders")
+    fi
+    if [ -n "$path" ]; then
+        args+=("--path ${path}")
+    fi
+    if [ -n "$username" ]; then
+        args+=("--name ${username}")
+    fi
+    if [ -n "$acctoken" ]; then
+        args+=("--token ${acctoken}")
+    fi
+    filtered=()
+    for arg in "${args[@]}"; do
+        if [ -n "$arg" ]; then
+            filtered+=("$arg")
+        fi
+    done
+
+    echo "Loading installer..."
+    echo "${path}/installers/raspbian.sh --update --yes ${filtered[*]}"
+    $path/installers/raspbian.sh --update --yes ${filtered[*]} || { echo "Failed to execute raspbian.sh - last error: $?"; }
+}
+
+_main "$@"
+