Software / code / prosody-modules
Changeset
4825:4bdfd83e091f
mod_jsxc: Demo module serving JSXC relatively easily from Prosody
Copy of mod_conversejs adjusted for JSXC.
README TODO
| author | Kim Alvefur <zash@zash.se> |
|---|---|
| date | Wed, 15 Dec 2021 18:28:40 +0100 |
| parents | 4824:205b9d06fe6b |
| children | 4826:3a5fbb6c61b3 |
| files | mod_jsxc/mod_jsxc.lua mod_jsxc/templates/template.html mod_jsxc/templates/template.js |
| diffstat | 3 files changed, 147 insertions(+), 0 deletions(-) [+] |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mod_jsxc/mod_jsxc.lua Wed Dec 15 18:28:40 2021 +0100 @@ -0,0 +1,107 @@ +-- 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 not pcall(function() + -- Prosody >= trunk / 0.12 + local http_files = require "net.http.files"; + serve = http_files.serve; + end) then + -- 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; + } +}); +
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mod_jsxc/templates/template.html Wed Dec 15 18:28:40 2021 +0100 @@ -0,0 +1,27 @@ +<!DOCTYPE html> +<html> +<head> +<meta charset="utf-8"> +<meta name="viewport" content="width=device-width, initial-scale=1"> +{header_style# +<link rel="stylesheet" type="text/css" media="screen" href="{item}"/>} +{header_scripts# +<script charset="utf-8" src="{item}"></script>} +<title>{service_name?Prosody IM and JSXC}</title> +{header_tags# +{item!}} +</head> +<body> + <form id="jsxc_login_form"> + <dl> + <dt><label for="jsxc_username">Username</label></dt> + <dd><input id="jsxc_username" name="username" placeholder="Alice"/></dd> + <dt><label for="jsxc_password">Password</label></dt> + <dd><input id="jsxc_password" name="password" type="password"/></dd> + </dl> + <button type="submit">Login</button> + </form> + +<script>{jsxcjs.startup.script!}</script> +</body> +</html>
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mod_jsxc/templates/template.js Wed Dec 15 18:28:40 2021 +0100 @@ -0,0 +1,13 @@ +$(function() { + let jsxc = new JSXC({ + loadConnectionOptions: function(username, password) { + return Promise.resolve(%s); + } + }); + + let formElement = $('#jsxc_login_form'); + let usernameElement = $('#jsxc_username'); + let passwordElement = $('#jsxc_password'); + + jsxc.watchForm(formElement, usernameElement, passwordElement); +});
