view mod_rest/apidemo.lib.lua @ 4976:75b6e5df65f9

various: Improve error reporting if missing file server module on 0.12 If there is some error loading net.http.files then it would be swallowed by the pcall and then it would proceed to trying mod_http_files, which might cause unexpected behavior on 0.12 Ref #1765
author Kim Alvefur <zash@zash.se>
date Mon, 18 Jul 2022 22:47:54 +0200
parents d5612dcf6733
children d03448560acf
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local _M = {};

local api_demo = module:get_option_path("rest_demo_resources", nil);
local http_files = require "net.http.files";

local mime_map = module:shared("/*/http_files/mime").types or {css = "text/css"; js = "application/javascript"};
_M.resources = http_files.serve({
		path = api_demo;
		mime_map = mime_map;
	});

local index do
	local f, err = io.open(api_demo.."/index.html");
	if not f then
		module:log("error", "Could not open resource: %s", err);
		module:log("error", "'rest_demo_resources' should point to the 'dist' directory");
		return _M
	end
	index = f:read("*a");
	f:close();

	-- SUCH HACK, VERY GSUB, WOW!
	index = index:gsub("(%s?url%s*:%s*)%b\"\"", string.format("%%1%q", module:http_url().."/demo/openapi.yaml"), 1);
	index = index:gsub("(%s*SwaggerUIBundle%s*%(%s*{)(%s*)", "%1%2validatorUrl: false,%2");
end

do
	local f = module:load_resource("res/openapi.yaml");
	_M.schema = {
		headers = {
			content_type = "text/x-yaml";
		};
		body = f:read("*a");
	}
	f:close();
end

_M.redirect = {
	status_code = 303;
	headers = {
		location = module:http_url().."/demo/";
	};
};

_M.main_page = {
	headers = {
		content_type = "text/html";
		content_security_policy = "default-src 'self' data:; style-src 'self' 'unsafe-inline'; script-src 'self' 'unsafe-inline'; frame-ancestors 'none'";
	};
	body = index;
}

return _M