From e9dc49691a8c74784a8d92580768e001704c1f27 Mon Sep 17 00:00:00 2001
From: Arthur Khachaturov <me@wzray.ru>
Date: Fri, 26 Jul 2024 13:20:56 +0300
Subject: [PATCH] feat: redirect response

---
 src/http_server.sh |  2 +-
 src/request.sh     |  3 +--
 src/response.sh    | 10 ++++++++++
 3 files changed, 12 insertions(+), 3 deletions(-)

diff --git a/src/http_server.sh b/src/http_server.sh
index 2518127..a7a4fc9 100644
--- a/src/http_server.sh
+++ b/src/http_server.sh
@@ -65,7 +65,7 @@ http::get() { http::route "$1" "GET" "$2"; }
 http::_static_file() {
     local uri_path="${request_path#"${HTTP_REQUEST_GLOB%'**'}"}"
     local filename="${HTTP_STATIC_FOLDER}/${uri_path}"
-    [[ -z "${uri_path}" || ! -f "${filename}" || "${filename}" == *".."* ]] && http::response 404 && return 1
+    [[ -z "${uri_path}" || ! -f "${filename}" || "${filename}" == *".."* ]] && http::response 400 && return 1
     http::file "${filename}"
 }
 
diff --git a/src/request.sh b/src/request.sh
index 2a9ac37..4a38ee3 100644
--- a/src/request.sh
+++ b/src/request.sh
@@ -17,13 +17,12 @@ http::_parse_headers() {
 http::_parse_body() { cat - >/dev/null; } # TODO
 
 http::_route_request() {
-    [[ -z "${HTTP_SUPPORTED_METHODS[${request_method}]}" ]] && http::response 501 && return 1
+    [[ -z "${HTTP_SUPPORTED_METHODS[${request_method}]}" ]] && { http::response 501; return 1; }
     local glob_endpoint handler path_found
 
     for glob_endpoint in "${!http__all_routes[@]}"; do # FIXME O(n)
         # shellcheck disable=SC2053
         if [[ "${request_path}" == ${glob_endpoint} ]]; then
-            declare -rx HTTP_REQUEST_GLOB="${glob_endpoint}"
             path_found=1
             break
         fi
diff --git a/src/response.sh b/src/response.sh
index 12114b0..b7ca79d 100644
--- a/src/response.sh
+++ b/src/response.sh
@@ -68,6 +68,16 @@ http::file() {
 }
 
 
+# calle provides local -A response_headers
+# $1 = url, $2 = status code (301/302, optional)
+http::redirect() {
+    local status_code="${2:-302}"
+    [[ -z "$1" ]] && { http::response 500 && return 1; }
+    http::_response_base_headers "${status_code}"
+    response_headers["Location"]="$1"
+    http::_output_response_headers
+}
+
 # calle provides local -A response_headers
 # $1 = filename
 http::html() { response_headers["Content-Type"]="text/html" http::file "$@"; }