mod_conversejs/mod_conversejs.lua
author Kim Alvefur <zash@zash.se>
Sat, 10 Mar 2018 00:49:06 +0100
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-- mod_conversejs
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-- Copyright (C) 2017 Kim Alvefur
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local json_encode = require"util.json".encode;
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module:depends"bosh";
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local has_ws = pcall(function ()
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	module:depends("websocket");
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end);
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local template = [[
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<!DOCTYPE html>
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<meta charset="utf-8">
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<link rel="stylesheet" type="text/css" media="screen" href="https://cdn.conversejs.org/css/%s.min.css">
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<script src="https://cdn.conversejs.org/dist/converse.min.js"></script>
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<body><script>converse.initialize(%s);</script>
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]]
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local more_options = module:get_option("conversejs_options");
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module:provides("http", {
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	route = {
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		GET = function (event)
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			local converse_options = {
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				bosh_service_url = module:http_url("bosh","/http-bind");
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				websocket_url = has_ws and module:http_url("websocket","xmpp-websocket"):gsub("^http", "ws") or nil;
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				authentication = module:get_option_string("authentication") == "anonymous" and "anonymous" or "login";
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				jid = module.host;
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			};
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			local view_mode_css = "converse";
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			if type(more_options) == "table" then
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				for k,v in pairs(more_options) do
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					converse_options[k] = v;
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				end
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				if more_options.view_mode == "fullscreen" then
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					view_mode_css = "inverse";
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				end
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			end
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			event.response.headers.content_type = "text/html";
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			return template:format(view_mode_css, json_encode(converse_options));
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		end;
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	}
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});
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