prosody-modules: mod_json_streams/mod_json

annotate mod_json_streams/mod_json_streams.lua @ 5135:35085e0d52ad

mod_pubsub_summary: Trim preceding and trailing whitespace from title To improve formatting of titles encoded like <title> Lorem Ipsum </title>

author	Kim Alvefur <zash@zash.se>
date	Tue, 10 Jan 2023 16:05:01 +0100
parents	98569ec25ac2
children

rev	line source
349 ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	1 --
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	2 -- XEP-0295: JSON Encodings for XMPP
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	3 --
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	4
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	5 module.host = "*"
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	6
350 98569ec25ac2 mod_json_streams: Add BOSH support (on HTTP path "/jsonstreams"). Waqas Hussain <waqas20@gmail.com> parents: 349 diff changeset	7 local httpserver = require "net.httpserver";
349 ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	8 local filters = require "util.filters"
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	9 local json = require "util.json"
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	10
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	11 local json_escapes = {
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	12 ["\""] = "\\\"", ["\\"] = "\\\\", ["\b"] = "\\b", ["\f"] = "\\f",
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	13 ["\n"] = "\\n", ["\r"] = "\\r", ["\t"] = "\\t"};
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	14
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	15 local s_char = string.char;
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	16 for i=0,31 do
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	17 local ch = s_char(i);
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	18 if not json_escapes[ch] then json_escapes[ch] = ("\\u%.4X"):format(i); end
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	19 end
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	20
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	21 local state_out = 0;
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	22 local state_key_before = 1;
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	23 local state_key_in = 2;
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	24 local state_key_escape = 3;
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	25 local state_key_after = 4;
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	26 local state_val_before = 5;
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	27 local state_val_in = 6;
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	28 local state_val_escape = 7;
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	29 local state_val_after = 8;
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	30
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	31 local whitespace = { [" "] = true, ["\n"] = true, ["\r"] = true, ["\t"] = true };
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	32 function json_decoder()
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	33 local state = state_out;
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	34 local quote;
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	35 local output = "";
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	36 local buffer = "";
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	37 return function(input)
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	38 for ch in input:gmatch(".") do
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	39 module:log("debug", "%s \| %d", ch, state)
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	40 local final = false;
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	41 if state == state_out then
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	42 if whitespace[ch] then
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	43 elseif ch ~= "{" then return nil, "{ expected";
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	44 else state = state_key_before end
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	45 elseif state == state_key_before then
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	46 if whitespace[ch] then
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	47 elseif ch ~= "'" and ch ~= "\"" then return nil, "\" expected";
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	48 else quote = ch; state = state_key_in; end
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	49 elseif state == state_key_in then
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	50 if ch == quote then state = state_key_after;
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	51 elseif ch ~= "s" then return nil, "invalid key, 's' expected"; -- only s as key allowed
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	52 else end -- ignore key
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	53 elseif state == state_key_after then
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	54 if whitespace[ch] then
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	55 elseif ch ~= ":" then return nil, ": expected";
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	56 else state = state_val_before; end
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	57 elseif state == state_val_before then
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	58 if whitespace[ch] then
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	59 elseif ch ~= "'" and ch ~= "\"" then return nil, "\" expected";
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	60 else quote = ch; state = state_val_in; end
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	61 elseif state == state_val_in then
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	62 if ch == quote then state = state_val_after;
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	63 elseif ch == "\\" then state = state_val_escape;
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	64 else end
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	65 elseif state == state_val_after then
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	66 if whitespace[ch] then
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	67 elseif ch ~= "}" then return nil, "} expected";
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	68 else state = state_out;
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	69 final = true;
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	70 end
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	71 elseif state == state_val_escape then
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	72 state = state_val_in;
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	73 else
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	74 module:log("error", "Unhandled state: "..state);
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	75 return nil, "Unhandled state in parser"
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	76 end
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	77 buffer = buffer..ch;
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	78 if final then
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	79 module:log("debug", "%s", buffer)
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	80 local tmp;
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	81 pcall(function() tmp = json.decode(buffer); end);
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	82 if not tmp then return nil, "Invalid JSON"; end
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	83 output, buffer = output..tmp.s, "";
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	84 end
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	85 end
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	86 local _ = output; output = "";
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	87 return _;
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	88 end;
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	89 end
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	90
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	91 function filter_hook(session)
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	92 local determined = false;
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	93 local is_json = false;
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	94 local function in_filter(t)
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	95 if not determined then
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	96 is_json = (t:sub(1,1) == "{") and json_decoder();
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	97 determined = true;
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	98 end
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	99 if is_json then
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	100 local s, err = is_json(t);
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	101 if not err then return s; end
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	102 session:close("not-well-formed");
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	103 return;
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	104 end
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	105 return t;
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	106 end
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	107 local function out_filter(t)
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	108 if is_json then
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	109 return '{"s":"' .. t:gsub(".", json_escapes) .. '"}'; -- encode
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	110 end
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	111 return t;
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	112 end
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	113 filters.add_filter(session, "bytes/in", in_filter, 100);
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	114 filters.add_filter(session, "bytes/out", out_filter, 100);
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	115 end
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	116
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	117 function module.load()
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	118 filters.add_filter_hook(filter_hook);
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	119 end
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	120 function module.unload()
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	121 filters.remove_filter_hook(filter_hook);
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	122 end
ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	123
350 98569ec25ac2 mod_json_streams: Add BOSH support (on HTTP path "/jsonstreams"). Waqas Hussain <waqas20@gmail.com> parents: 349 diff changeset	124 function encode(data)
98569ec25ac2 mod_json_streams: Add BOSH support (on HTTP path "/jsonstreams"). Waqas Hussain <waqas20@gmail.com> parents: 349 diff changeset	125 if type(data) == "string" then
98569ec25ac2 mod_json_streams: Add BOSH support (on HTTP path "/jsonstreams"). Waqas Hussain <waqas20@gmail.com> parents: 349 diff changeset	126 data = json.encode({ s = data });
98569ec25ac2 mod_json_streams: Add BOSH support (on HTTP path "/jsonstreams"). Waqas Hussain <waqas20@gmail.com> parents: 349 diff changeset	127 elseif type(data) == "table" and data.body then
98569ec25ac2 mod_json_streams: Add BOSH support (on HTTP path "/jsonstreams"). Waqas Hussain <waqas20@gmail.com> parents: 349 diff changeset	128 data.body = json.encode({ s = data.body });
98569ec25ac2 mod_json_streams: Add BOSH support (on HTTP path "/jsonstreams"). Waqas Hussain <waqas20@gmail.com> parents: 349 diff changeset	129 data.headers["Content-Type"] = "application/json";
98569ec25ac2 mod_json_streams: Add BOSH support (on HTTP path "/jsonstreams"). Waqas Hussain <waqas20@gmail.com> parents: 349 diff changeset	130 end
98569ec25ac2 mod_json_streams: Add BOSH support (on HTTP path "/jsonstreams"). Waqas Hussain <waqas20@gmail.com> parents: 349 diff changeset	131 return data;
98569ec25ac2 mod_json_streams: Add BOSH support (on HTTP path "/jsonstreams"). Waqas Hussain <waqas20@gmail.com> parents: 349 diff changeset	132 end
98569ec25ac2 mod_json_streams: Add BOSH support (on HTTP path "/jsonstreams"). Waqas Hussain <waqas20@gmail.com> parents: 349 diff changeset	133 function handle_request(method, body, request)
98569ec25ac2 mod_json_streams: Add BOSH support (on HTTP path "/jsonstreams"). Waqas Hussain <waqas20@gmail.com> parents: 349 diff changeset	134 local mod_bosh = modulemanager.get_module("*", "bosh")
98569ec25ac2 mod_json_streams: Add BOSH support (on HTTP path "/jsonstreams"). Waqas Hussain <waqas20@gmail.com> parents: 349 diff changeset	135 if mod_bosh then
98569ec25ac2 mod_json_streams: Add BOSH support (on HTTP path "/jsonstreams"). Waqas Hussain <waqas20@gmail.com> parents: 349 diff changeset	136 if body and method == "POST" then
98569ec25ac2 mod_json_streams: Add BOSH support (on HTTP path "/jsonstreams"). Waqas Hussain <waqas20@gmail.com> parents: 349 diff changeset	137 pcall(function() body = json.decode(body).s; end);
98569ec25ac2 mod_json_streams: Add BOSH support (on HTTP path "/jsonstreams"). Waqas Hussain <waqas20@gmail.com> parents: 349 diff changeset	138 end
98569ec25ac2 mod_json_streams: Add BOSH support (on HTTP path "/jsonstreams"). Waqas Hussain <waqas20@gmail.com> parents: 349 diff changeset	139 local _send = request.send;
98569ec25ac2 mod_json_streams: Add BOSH support (on HTTP path "/jsonstreams"). Waqas Hussain <waqas20@gmail.com> parents: 349 diff changeset	140 function request:send(data) return _send(self, encode(data)); end
98569ec25ac2 mod_json_streams: Add BOSH support (on HTTP path "/jsonstreams"). Waqas Hussain <waqas20@gmail.com> parents: 349 diff changeset	141 return encode(mod_bosh.handle_request(method, body, request));
98569ec25ac2 mod_json_streams: Add BOSH support (on HTTP path "/jsonstreams"). Waqas Hussain <waqas20@gmail.com> parents: 349 diff changeset	142 end
98569ec25ac2 mod_json_streams: Add BOSH support (on HTTP path "/jsonstreams"). Waqas Hussain <waqas20@gmail.com> parents: 349 diff changeset	143 return "<html><body>mod_bosh not loaded</body></html>";
98569ec25ac2 mod_json_streams: Add BOSH support (on HTTP path "/jsonstreams"). Waqas Hussain <waqas20@gmail.com> parents: 349 diff changeset	144 end
349 ee99eafdd168 mod_json_streams: An implementation of XEP-0295: JSON Encodings for XMPP. Waqas Hussain <waqas20@gmail.com> parents: diff changeset	145
350 98569ec25ac2 mod_json_streams: Add BOSH support (on HTTP path "/jsonstreams"). Waqas Hussain <waqas20@gmail.com> parents: 349 diff changeset	146 local function setup()
98569ec25ac2 mod_json_streams: Add BOSH support (on HTTP path "/jsonstreams"). Waqas Hussain <waqas20@gmail.com> parents: 349 diff changeset	147 local ports = module:get_option("jsonstreams_ports") or { 5280 };
98569ec25ac2 mod_json_streams: Add BOSH support (on HTTP path "/jsonstreams"). Waqas Hussain <waqas20@gmail.com> parents: 349 diff changeset	148 httpserver.new_from_config(ports, handle_request, { base = "jsonstreams" });
98569ec25ac2 mod_json_streams: Add BOSH support (on HTTP path "/jsonstreams"). Waqas Hussain <waqas20@gmail.com> parents: 349 diff changeset	149 end
98569ec25ac2 mod_json_streams: Add BOSH support (on HTTP path "/jsonstreams"). Waqas Hussain <waqas20@gmail.com> parents: 349 diff changeset	150 if prosody.start_time then -- already started
98569ec25ac2 mod_json_streams: Add BOSH support (on HTTP path "/jsonstreams"). Waqas Hussain <waqas20@gmail.com> parents: 349 diff changeset	151 setup();
98569ec25ac2 mod_json_streams: Add BOSH support (on HTTP path "/jsonstreams"). Waqas Hussain <waqas20@gmail.com> parents: 349 diff changeset	152 else
98569ec25ac2 mod_json_streams: Add BOSH support (on HTTP path "/jsonstreams"). Waqas Hussain <waqas20@gmail.com> parents: 349 diff changeset	153 prosody.events.add_handler("server-started", setup);
98569ec25ac2 mod_json_streams: Add BOSH support (on HTTP path "/jsonstreams"). Waqas Hussain <waqas20@gmail.com> parents: 349 diff changeset	154 end

Mercurial > prosody-modules

annotate mod_json_streams/mod_json_streams.lua @ 5135:35085e0d52ad