File

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−-- mod_jsxc
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−-- Copyright (C) 2021 Kim Alvefur
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−
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−local json_encode = require"util.json".encode;
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−local xml_escape = require "util.stanza".xml_escape;
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−local render = require "util.interpolation".new("%b{}", xml_escape, { json = json_encode });
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−
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−module:depends"http";
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−module:depends"bosh";
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−module:depends"http_libjs";
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−
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−local jquery_url = module:get_option_string("jquery_url", "/share/jquery/jquery.min.js");
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−
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−local cdn_url = module:get_option_string("jsxc_cdn", "");
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−
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−local version = module:get_option_string("jsxc_version", "");
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−if version ~= "" then version = "/" .. version end
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−
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−local serve_dist = nil;
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−local resources = module:get_option_path("jsxc_resources");
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−if resources then
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−	local serve;
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−	if prosody.process_type == "prosody" then
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−		-- Prosody >= trunk / 0.12
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−		local http_files = require "net.http.files";
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−		serve = http_files.serve;
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−	else
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−		-- Prosody <= 0.11
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−		serve = module:depends "http_files".serve;
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−	end
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−	local mime_map = module:shared("/*/http_files/mime").types or { css = "text/css", js = "application/javascript" };
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−	serve_dist = serve({ path = resources, mime_map = mime_map });
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−
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−	cdn_url = module:http_url();
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−end
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−
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−local js_url = module:get_option_string("jsxc_script", cdn_url..version.."/dist/jsxc.bundle.js");
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−local css_url = module:get_option_string("jsxc_css", cdn_url..version.."/dist/styles/jsxc.bundle.css");
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−
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−local html_template;
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−
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−do
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−	local template_filename = module:get_option_string(module.name .. "_html_template", "templates/template.html");
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−	local template_file, err = module:load_resource(template_filename);
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−	if template_file then
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−		html_template, err = template_file:read("*a");
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−		template_file:close();
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−	end
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−	if not html_template then
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−		module:log("error", "Error loading HTML template: %s", err);
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−		html_template = render("<h1>mod_{module} could not read the template</h1>\
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−		<p>Tried to open <b>{filename}</b></p>\
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−		<pre>{error}</pre>",
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−			{ module = module.name, filename = template_filename, error = err });
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−	end
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−end
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−
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−local js_template;
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−do
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−	local template_filename = module:get_option_string(module.name .. "_js_template", "templates/template.js");
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−	local template_file, err = module:load_resource(template_filename);
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−	if template_file then
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−		js_template, err = template_file:read("*a");
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−		template_file:close();
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−	end
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−	if not js_template then
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−		module:log("error", "Error loading JS template: %s", err);
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−		js_template = render("console.log(\"mod_{module} could not read the JS template: %s\", {error|json})",
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−			{ module = module.name, filename = template_filename, error = err });
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−	end
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−end
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−
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−local function get_jsxc_options()
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−	return { xmpp = { url = module:http_url("bosh", "/http-bind"), domain = module.host } };
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−end
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−
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−local add_tags = module:get_option_array("jsxc_tags", {});
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−
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−module:provides("http", {
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−	title = "jsxc.js";
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−	route = {
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−		GET = function (event)
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−			local jsxc_options = get_jsxc_options();
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−
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−			event.response.headers.content_type = "text/html";
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−			return render(html_template, {
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−					service_name = module:get_option_string("name");
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−					header_scripts = { jquery_url, js_url };
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−					header_style = { css_url };
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−					header_tags = add_tags;
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−					jsxcjs = {
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−						options = jsxc_options;
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−						startup = { script = js_template:format(json_encode(jsxc_options)); }
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−					};
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−				});
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−		end;
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−
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−		["GET /prosody-jsxc.js"] = function (event)
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−			local jsxc_options = get_jsxc_options();
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−
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−			event.response.headers.content_type = "application/javascript";
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−			return js_template:format(json_encode(jsxc_options));
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−		end;
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−		["GET /dist/*"] = serve_dist;
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−	}
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−});
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−