Mercurial > prosody-modules
view mod_conversejs/mod_conversejs.lua @ 3866:c0df50ce96f0
mod_rest: Handle internal http request errors early and then return
Skips over attempted parsing of the payload which usually failed since
the body is an error string like "connection refused", so this produced
useless errors.
author | Kim Alvefur <zash@zash.se> |
---|---|
date | Sat, 25 Jan 2020 20:22:12 +0100 |
parents | 49e65a7e9415 |
children | 36b6e3e3f9e2 |
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-- mod_conversejs -- Copyright (C) 2017 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"; local has_bosh = pcall(function () module:depends"bosh"; end); local has_ws = pcall(function () module:depends("websocket"); end); pcall(function () module:depends("bookmarks"); end); local cdn_url = module:get_option_string("conversejs_cdn", "https://cdn.conversejs.org"); local version = module:get_option_string("conversejs_version", ""); if version ~= "" then version = "/" .. version end local js_url = module:get_option_string("conversejs_script", cdn_url..version.."/dist/converse.min.js"); local css_url = module:get_option_string("conversejs_css", cdn_url..version.."/dist/converse.min.css"); local html_template; do local template_filename = module:get_option_string(module.name .. "_html_template", "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", "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 user_options = module:get_option("conversejs_options"); local function get_converse_options() local allow_registration = module:get_option_boolean("allow_registration", false); local converse_options = { bosh_service_url = has_bosh and module:http_url("bosh","/http-bind") or nil; websocket_url = has_ws and module:http_url("websocket","xmpp-websocket"):gsub("^http", "ws") or nil; authentication = module:get_option_string("authentication") == "anonymous" and "anonymous" or "login"; jid = module.host; default_domain = module.host; domain_placeholder = module.host; allow_registration = allow_registration; registration_domain = allow_registration and module.host or nil; view_mode = "fullscreen"; }; if type(user_options) == "table" then for k,v in pairs(user_options) do converse_options[k] = v; end end return converse_options; end local add_tags = module:get_option_array("conversejs_tags", {}); module:provides("http", { title = "Converse.js"; route = { GET = function (event) local converse_options = get_converse_options(); event.response.headers.content_type = "text/html"; return render(html_template, { service_name = module:get_option_string("name"); header_scripts = { js_url }; header_style = { css_url }; header_tags = add_tags; conversejs = { options = converse_options; startup = { script = js_template:format(json_encode(converse_options)); } }; }); end; ["GET /prosody-converse.js"] = function (event) local converse_options = get_converse_options(); event.response.headers.content_type = "application/javascript"; return js_template:format(json_encode(converse_options)); end; } });