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-rw-r--r--plugins/mod_httpserver.lua60
1 files changed, 33 insertions, 27 deletions
diff --git a/plugins/mod_httpserver.lua b/plugins/mod_httpserver.lua
index 55ac3c7a..f1f2150d 100644
--- a/plugins/mod_httpserver.lua
+++ b/plugins/mod_httpserver.lua
@@ -11,45 +11,51 @@ local httpserver = require "net.httpserver";
local open = io.open;
local t_concat = table.concat;
-local check_http_path;
local http_base = "www_files";
-local response_403 = { status = "403 Forbidden", body = "<h1>Invalid URL</h1>Sorry, we couldn't find what you were looking for :(" };
+local response_400 = { status = "400 Bad Request", body = "<h1>Bad Request</h1>Sorry, we didn't understand your request :(" };
local response_404 = { status = "404 Not Found", body = "<h1>Page Not Found</h1>Sorry, we couldn't find what you were looking for :(" };
-local http_path = { http_base };
-local function handle_request(method, body, request)
- local path = check_http_path(request.url.path:gsub("^/[^/]+%.*", ""));
- if not path then
- return response_403;
+local function preprocess_path(path)
+ if path:sub(1,1) ~= "/" then
+ path = "/"..path;
end
- http_path[2] = path;
- local f, err = open(t_concat(http_path), "r");
- if not f then return response_404; end
- local data = f:read("*a");
- f:close();
- return data;
-end
-
-local ports = config.get(module.host, "core", "http_ports") or { 5280 };
-httpserver.new_from_config(ports, "files", handle_request);
-
-function check_http_path(url)
- if url:sub(1,1) ~= "/" then
- url = "/"..url;
- end
-
local level = 0;
- for part in url:gmatch("%/([^/]+)") do
- if part == ".." then
+ for component in path:gmatch("([^/]+)/") do
+ if component == ".." then
level = level - 1;
- elseif part ~= "." then
+ elseif component ~= "." then
level = level + 1;
end
if level < 0 then
return nil;
end
end
- return url;
+ return path;
end
+
+function serve_file(path)
+ local f, err = open(http_base..path, "r");
+ if not f then return response_404; end
+ local data = f:read("*a");
+ f:close();
+ return data;
+end
+
+local function handle_file_request(method, body, request)
+ local path = preprocess_path(request.url.path);
+ if not path then return response_400; end
+ path = path:gsub("^/[^/]+", ""); -- Strip /files/
+ return serve_file(path);
+end
+
+local function handle_default_request(method, body, request)
+ local path = preprocess_path(request.url.path);
+ if not path then return response_400; end
+ return serve_file(path);
+end
+
+local ports = config.get(module.host, "core", "http_ports") or { 5280 };
+httpserver.set_default_handler(handle_default_request);
+httpserver.new_from_config(ports, "files", handle_file_request);