view mod_jsxc/mod_jsxc.lua @ 5265:f845c218e52c

mod_http_oauth2: Allow revoking a token without OAuth client credentials If you have a valid token, and you're not supposed to have it, revoking it seems the most responsible thing to do with it, so it should be allowed, while if you are supposed to have it, you should also be allowed to revoke it.
author Kim Alvefur <zash@zash.se>
date Tue, 21 Mar 2023 22:02:38 +0100
parents 75b6e5df65f9
children
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-- mod_jsxc
-- Copyright (C) 2021 Kim Alvefur

local json_encode = require"util.json".encode;
local xml_escape = require "util.stanza".xml_escape;
local render = require "util.interpolation".new("%b{}", xml_escape, { json = json_encode });

module:depends"http";
module:depends"bosh";
module:depends"http_libjs";

local jquery_url = module:get_option_string("jquery_url", "/share/jquery/jquery.min.js");

local cdn_url = module:get_option_string("jsxc_cdn", "");

local version = module:get_option_string("jsxc_version", "");
if version ~= "" then version = "/" .. version end

local serve_dist = nil;
local resources = module:get_option_path("jsxc_resources");
if resources then
	local serve;
	if prosody.process_type == "prosody" then
		-- Prosody >= trunk / 0.12
		local http_files = require "net.http.files";
		serve = http_files.serve;
	else
		-- Prosody <= 0.11
		serve = module:depends "http_files".serve;
	end
	local mime_map = module:shared("/*/http_files/mime").types or { css = "text/css", js = "application/javascript" };
	serve_dist = serve({ path = resources, mime_map = mime_map });

	cdn_url = module:http_url();
end

local js_url = module:get_option_string("jsxc_script", cdn_url..version.."/dist/jsxc.bundle.js");
local css_url = module:get_option_string("jsxc_css", cdn_url..version.."/dist/styles/jsxc.bundle.css");

local html_template;

do
	local template_filename = module:get_option_string(module.name .. "_html_template", "templates/template.html");
	local template_file, err = module:load_resource(template_filename);
	if template_file then
		html_template, err = template_file:read("*a");
		template_file:close();
	end
	if not html_template then
		module:log("error", "Error loading HTML template: %s", err);
		html_template = render("<h1>mod_{module} could not read the template</h1>\
		<p>Tried to open <b>{filename}</b></p>\
		<pre>{error}</pre>",
			{ module = module.name, filename = template_filename, error = err });
	end
end

local js_template;
do
	local template_filename = module:get_option_string(module.name .. "_js_template", "templates/template.js");
	local template_file, err = module:load_resource(template_filename);
	if template_file then
		js_template, err = template_file:read("*a");
		template_file:close();
	end
	if not js_template then
		module:log("error", "Error loading JS template: %s", err);
		js_template = render("console.log(\"mod_{module} could not read the JS template: %s\", {error|json})",
			{ module = module.name, filename = template_filename, error = err });
	end
end

local function get_jsxc_options()
	return { xmpp = { url = module:http_url("bosh", "/http-bind"), domain = module.host } };
end

local add_tags = module:get_option_array("jsxc_tags", {});

module:provides("http", {
	title = "jsxc.js";
	route = {
		GET = function (event)
			local jsxc_options = get_jsxc_options();

			event.response.headers.content_type = "text/html";
			return render(html_template, {
					service_name = module:get_option_string("name");
					header_scripts = { jquery_url, js_url };
					header_style = { css_url };
					header_tags = add_tags;
					jsxcjs = {
						options = jsxc_options;
						startup = { script = js_template:format(json_encode(jsxc_options)); }
					};
				});
		end;

		["GET /prosody-jsxc.js"] = function (event)
			local jsxc_options = get_jsxc_options();

			event.response.headers.content_type = "application/javascript";
			return js_template:format(json_encode(jsxc_options));
		end;
		["GET /dist/*"] = serve_dist;
	}
});