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mod_jsxc/mod_jsxc.lua @ 5448:9d542e86e19a
mod_http_oauth2: Allow requesting a subset of scopes on token refresh
This enables clients to request access tokens with fewer permissions
than the grant they were given, reducing impact of token leak. Clients
could e.g. request access tokens with some privileges and immediately
revoke them after use, or other strategies.
author | Kim Alvefur <zash@zash.se> |
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date | Thu, 11 May 2023 21:40:09 +0200 |
parent | 4976:75b6e5df65f9 |
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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; } });