author | Matthew Wild <mwild1@gmail.com> |
Thu, 22 Sep 2011 12:47:33 +0100 | |
changeset 438 | 7f0cdde1e42a |
parent 190 | 7a695ee3884b |
child 444 | 82ccfba5ac2f |
permissions | -rw-r--r-- |
5 | 1 |
|
2 |
local st = require "util.stanza"; |
|
3 |
local httpserver = require "net.httpserver"; |
|
4 |
local uuid_new = require "util.uuid".generate; |
|
12
316e8437f233
mod_pastebin: Allow configurable message length threshold
Matthew Wild <mwild1@gmail.com>
parents:
5
diff
changeset
|
5 |
local os_time = os.time; |
24
72bcc0475e2f
mod_pastebin: Expire pastes after 'pastebin_expire_after' hours, 24 by default
Matthew Wild <mwild1@gmail.com>
parents:
23
diff
changeset
|
6 |
local t_insert, t_remove = table.insert, table.remove; |
72bcc0475e2f
mod_pastebin: Expire pastes after 'pastebin_expire_after' hours, 24 by default
Matthew Wild <mwild1@gmail.com>
parents:
23
diff
changeset
|
7 |
local add_task = require "util.timer".add_task; |
5 | 8 |
|
438
7f0cdde1e42a
mod_pastebin: Add option 'pastebin_private_messages', defaults to false for components and true for other hosts (thanks Kelden/Maranda)
Matthew Wild <mwild1@gmail.com>
parents:
190
diff
changeset
|
9 |
local pastebin_private_messages = module:get_option_boolean("pastebin_private_messages", hosts[module.host].type ~= "component"); |
7f0cdde1e42a
mod_pastebin: Add option 'pastebin_private_messages', defaults to false for components and true for other hosts (thanks Kelden/Maranda)
Matthew Wild <mwild1@gmail.com>
parents:
190
diff
changeset
|
10 |
|
190
7a695ee3884b
mod_pastebin: Better fix for stripping truncated UFT-8 sequences
Matthew Wild <mwild1@gmail.com>
parents:
189
diff
changeset
|
11 |
local function drop_invalid_utf8(seq) |
7a695ee3884b
mod_pastebin: Better fix for stripping truncated UFT-8 sequences
Matthew Wild <mwild1@gmail.com>
parents:
189
diff
changeset
|
12 |
local start = seq:byte(); |
7a695ee3884b
mod_pastebin: Better fix for stripping truncated UFT-8 sequences
Matthew Wild <mwild1@gmail.com>
parents:
189
diff
changeset
|
13 |
module:log("utf8: %d, %d", start, #seq); |
7a695ee3884b
mod_pastebin: Better fix for stripping truncated UFT-8 sequences
Matthew Wild <mwild1@gmail.com>
parents:
189
diff
changeset
|
14 |
if (start <= 223 and #seq < 2) |
7a695ee3884b
mod_pastebin: Better fix for stripping truncated UFT-8 sequences
Matthew Wild <mwild1@gmail.com>
parents:
189
diff
changeset
|
15 |
or (start >= 224 and start <= 239 and #seq < 3) |
7a695ee3884b
mod_pastebin: Better fix for stripping truncated UFT-8 sequences
Matthew Wild <mwild1@gmail.com>
parents:
189
diff
changeset
|
16 |
or (start >= 240 and start <= 244 and #seq < 4) |
7a695ee3884b
mod_pastebin: Better fix for stripping truncated UFT-8 sequences
Matthew Wild <mwild1@gmail.com>
parents:
189
diff
changeset
|
17 |
or (start > 244) then |
7a695ee3884b
mod_pastebin: Better fix for stripping truncated UFT-8 sequences
Matthew Wild <mwild1@gmail.com>
parents:
189
diff
changeset
|
18 |
return ""; |
7a695ee3884b
mod_pastebin: Better fix for stripping truncated UFT-8 sequences
Matthew Wild <mwild1@gmail.com>
parents:
189
diff
changeset
|
19 |
end |
7a695ee3884b
mod_pastebin: Better fix for stripping truncated UFT-8 sequences
Matthew Wild <mwild1@gmail.com>
parents:
189
diff
changeset
|
20 |
return seq; |
7a695ee3884b
mod_pastebin: Better fix for stripping truncated UFT-8 sequences
Matthew Wild <mwild1@gmail.com>
parents:
189
diff
changeset
|
21 |
end |
7a695ee3884b
mod_pastebin: Better fix for stripping truncated UFT-8 sequences
Matthew Wild <mwild1@gmail.com>
parents:
189
diff
changeset
|
22 |
|
23
92b1e6592d36
mod_pastebin: Allow per-host pastebin_threshold
Matthew Wild <mwild1@gmail.com>
parents:
21
diff
changeset
|
23 |
local length_threshold = config.get(module.host, "core", "pastebin_threshold") or 500; |
167
0d37d18ea073
mod_pastebin: Fix trigger_string matching when no trigger is set, and add support for counting lines (pastebin_line_threshold, default: 4)
Matthew Wild <mwild1@gmail.com>
parents:
156
diff
changeset
|
24 |
local line_threshold = config.get(module.host, "core", "pastebin_line_threshold") or 4; |
5 | 25 |
|
21
4f18696f043a
mod_pastebin: Small fix to read the pastebin URL from the config
Matthew Wild <mwild1@gmail.com>
parents:
13
diff
changeset
|
26 |
local base_url = config.get(module.host, "core", "pastebin_url"); |
5 | 27 |
|
24
72bcc0475e2f
mod_pastebin: Expire pastes after 'pastebin_expire_after' hours, 24 by default
Matthew Wild <mwild1@gmail.com>
parents:
23
diff
changeset
|
28 |
-- Seconds a paste should live for in seconds (config is in hours), default 24 hours |
72bcc0475e2f
mod_pastebin: Expire pastes after 'pastebin_expire_after' hours, 24 by default
Matthew Wild <mwild1@gmail.com>
parents:
23
diff
changeset
|
29 |
local expire_after = math.floor((config.get(module.host, "core", "pastebin_expire_after") or 24) * 3600); |
72bcc0475e2f
mod_pastebin: Expire pastes after 'pastebin_expire_after' hours, 24 by default
Matthew Wild <mwild1@gmail.com>
parents:
23
diff
changeset
|
30 |
|
156
b51741b7e86d
mod_pastebin: Optionally bin if message starts with a configurable trigger string
Florian Zeitz <florob@babelmonkeys.de>
parents:
76
diff
changeset
|
31 |
local trigger_string = config.get(module.host, "core", "pastebin_trigger"); |
167
0d37d18ea073
mod_pastebin: Fix trigger_string matching when no trigger is set, and add support for counting lines (pastebin_line_threshold, default: 4)
Matthew Wild <mwild1@gmail.com>
parents:
156
diff
changeset
|
32 |
trigger_string = (trigger_string and trigger_string .. " "); |
156
b51741b7e86d
mod_pastebin: Optionally bin if message starts with a configurable trigger string
Florian Zeitz <florob@babelmonkeys.de>
parents:
76
diff
changeset
|
33 |
|
5 | 34 |
local pastes = {}; |
76
1fc4e8dc66a6
mod_pastebin: Send Content-Type header to specify plain UTF-8 text
Matthew Wild <mwild1@gmail.com>
parents:
75
diff
changeset
|
35 |
local default_headers = { ["Content-Type"] = "text/plain; charset=utf-8" }; |
5 | 36 |
|
37 |
local xmlns_xhtmlim = "http://jabber.org/protocol/xhtml-im"; |
|
38 |
local xmlns_xhtml = "http://www.w3.org/1999/xhtml"; |
|
39 |
||
75
3c7189e26848
mod_pastebin: Rename pastebin_message() to pastebin_text() and make it global so it can be called by other plugins
Matthew Wild <mwild1@gmail.com>
parents:
71
diff
changeset
|
40 |
function pastebin_text(text) |
5 | 41 |
local uuid = uuid_new(); |
76
1fc4e8dc66a6
mod_pastebin: Send Content-Type header to specify plain UTF-8 text
Matthew Wild <mwild1@gmail.com>
parents:
75
diff
changeset
|
42 |
pastes[uuid] = { body = text, time = os_time(), headers = default_headers }; |
24
72bcc0475e2f
mod_pastebin: Expire pastes after 'pastebin_expire_after' hours, 24 by default
Matthew Wild <mwild1@gmail.com>
parents:
23
diff
changeset
|
43 |
pastes[#pastes+1] = uuid; |
72bcc0475e2f
mod_pastebin: Expire pastes after 'pastebin_expire_after' hours, 24 by default
Matthew Wild <mwild1@gmail.com>
parents:
23
diff
changeset
|
44 |
if not pastes[2] then -- No other pastes, give the timer a kick |
72bcc0475e2f
mod_pastebin: Expire pastes after 'pastebin_expire_after' hours, 24 by default
Matthew Wild <mwild1@gmail.com>
parents:
23
diff
changeset
|
45 |
add_task(expire_after, expire_pastes); |
72bcc0475e2f
mod_pastebin: Expire pastes after 'pastebin_expire_after' hours, 24 by default
Matthew Wild <mwild1@gmail.com>
parents:
23
diff
changeset
|
46 |
end |
5 | 47 |
return base_url..uuid; |
48 |
end |
|
49 |
||
50 |
function handle_request(method, body, request) |
|
51 |
local pasteid = request.url.path:match("[^/]+$"); |
|
52 |
if not pasteid or not pastes[pasteid] then |
|
53 |
return "Invalid paste id, perhaps it expired?"; |
|
54 |
end |
|
55 |
||
56 |
--module:log("debug", "Received request, replying: %s", pastes[pasteid].text); |
|
57 |
||
76
1fc4e8dc66a6
mod_pastebin: Send Content-Type header to specify plain UTF-8 text
Matthew Wild <mwild1@gmail.com>
parents:
75
diff
changeset
|
58 |
return pastes[pasteid]; |
5 | 59 |
end |
60 |
||
61 |
function check_message(data) |
|
62 |
local origin, stanza = data.origin, data.stanza; |
|
63 |
||
64 |
local body, bodyindex, htmlindex; |
|
65 |
for k,v in ipairs(stanza) do |
|
66 |
if v.name == "body" then |
|
67 |
body, bodyindex = v, k; |
|
71
3c18c2d03bc2
mod_pastebin: Fix finding of XHTML content.
Paul Aurich <paul@darkrain42.org>
parents:
25
diff
changeset
|
68 |
elseif v.name == "html" and v.attr.xmlns == xmlns_xhtmlim then |
5 | 69 |
htmlindex = k; |
70 |
end |
|
71 |
end |
|
72 |
||
73 |
if not body then return; end |
|
74 |
body = body:get_text(); |
|
75 |
||
25
ea59a8d98b03
mod_pastebin: Comment some debug logging on every message
Matthew Wild <mwild1@gmail.com>
parents:
24
diff
changeset
|
76 |
--module:log("debug", "Body(%s) length: %d", type(body), #(body or "")); |
5 | 77 |
|
167
0d37d18ea073
mod_pastebin: Fix trigger_string matching when no trigger is set, and add support for counting lines (pastebin_line_threshold, default: 4)
Matthew Wild <mwild1@gmail.com>
parents:
156
diff
changeset
|
78 |
if body and ( |
0d37d18ea073
mod_pastebin: Fix trigger_string matching when no trigger is set, and add support for counting lines (pastebin_line_threshold, default: 4)
Matthew Wild <mwild1@gmail.com>
parents:
156
diff
changeset
|
79 |
(#body > length_threshold) or |
0d37d18ea073
mod_pastebin: Fix trigger_string matching when no trigger is set, and add support for counting lines (pastebin_line_threshold, default: 4)
Matthew Wild <mwild1@gmail.com>
parents:
156
diff
changeset
|
80 |
(trigger_string and body:find(trigger_string, 1, true) == 1) or |
0d37d18ea073
mod_pastebin: Fix trigger_string matching when no trigger is set, and add support for counting lines (pastebin_line_threshold, default: 4)
Matthew Wild <mwild1@gmail.com>
parents:
156
diff
changeset
|
81 |
(select(2, body:gsub("\n", "%0")) >= line_threshold) |
0d37d18ea073
mod_pastebin: Fix trigger_string matching when no trigger is set, and add support for counting lines (pastebin_line_threshold, default: 4)
Matthew Wild <mwild1@gmail.com>
parents:
156
diff
changeset
|
82 |
) then |
0d37d18ea073
mod_pastebin: Fix trigger_string matching when no trigger is set, and add support for counting lines (pastebin_line_threshold, default: 4)
Matthew Wild <mwild1@gmail.com>
parents:
156
diff
changeset
|
83 |
if trigger_string then |
0d37d18ea073
mod_pastebin: Fix trigger_string matching when no trigger is set, and add support for counting lines (pastebin_line_threshold, default: 4)
Matthew Wild <mwild1@gmail.com>
parents:
156
diff
changeset
|
84 |
body = body:gsub("^" .. trigger_string, "", 1); |
0d37d18ea073
mod_pastebin: Fix trigger_string matching when no trigger is set, and add support for counting lines (pastebin_line_threshold, default: 4)
Matthew Wild <mwild1@gmail.com>
parents:
156
diff
changeset
|
85 |
end |
75
3c7189e26848
mod_pastebin: Rename pastebin_message() to pastebin_text() and make it global so it can be called by other plugins
Matthew Wild <mwild1@gmail.com>
parents:
71
diff
changeset
|
86 |
local url = pastebin_text(body); |
5 | 87 |
module:log("debug", "Pasted message as %s", url); |
88 |
--module:log("debug", " stanza[bodyindex] = %q", tostring( stanza[bodyindex])); |
|
89 |
stanza[bodyindex][1] = url; |
|
90 |
local html = st.stanza("html", { xmlns = xmlns_xhtmlim }):tag("body", { xmlns = xmlns_xhtml }); |
|
190
7a695ee3884b
mod_pastebin: Better fix for stripping truncated UFT-8 sequences
Matthew Wild <mwild1@gmail.com>
parents:
189
diff
changeset
|
91 |
html:tag("p"):text(body:sub(1,150):gsub("[\194-\244][\128-\191]*$", drop_invalid_utf8)):up(); |
5 | 92 |
html:tag("a", { href = url }):text("[...]"):up(); |
93 |
stanza[htmlindex or #stanza+1] = html; |
|
94 |
end |
|
95 |
end |
|
96 |
||
97 |
module:hook("message/bare", check_message); |
|
438
7f0cdde1e42a
mod_pastebin: Add option 'pastebin_private_messages', defaults to false for components and true for other hosts (thanks Kelden/Maranda)
Matthew Wild <mwild1@gmail.com>
parents:
190
diff
changeset
|
98 |
if pastebin_private_messages then |
7f0cdde1e42a
mod_pastebin: Add option 'pastebin_private_messages', defaults to false for components and true for other hosts (thanks Kelden/Maranda)
Matthew Wild <mwild1@gmail.com>
parents:
190
diff
changeset
|
99 |
module:hook("message/full", check_message); |
7f0cdde1e42a
mod_pastebin: Add option 'pastebin_private_messages', defaults to false for components and true for other hosts (thanks Kelden/Maranda)
Matthew Wild <mwild1@gmail.com>
parents:
190
diff
changeset
|
100 |
end |
5 | 101 |
|
24
72bcc0475e2f
mod_pastebin: Expire pastes after 'pastebin_expire_after' hours, 24 by default
Matthew Wild <mwild1@gmail.com>
parents:
23
diff
changeset
|
102 |
function expire_pastes(time) |
72bcc0475e2f
mod_pastebin: Expire pastes after 'pastebin_expire_after' hours, 24 by default
Matthew Wild <mwild1@gmail.com>
parents:
23
diff
changeset
|
103 |
time = time or os_time(); -- COMPAT with 0.5 |
72bcc0475e2f
mod_pastebin: Expire pastes after 'pastebin_expire_after' hours, 24 by default
Matthew Wild <mwild1@gmail.com>
parents:
23
diff
changeset
|
104 |
if pastes[1] then |
72bcc0475e2f
mod_pastebin: Expire pastes after 'pastebin_expire_after' hours, 24 by default
Matthew Wild <mwild1@gmail.com>
parents:
23
diff
changeset
|
105 |
pastes[pastes[1]] = nil; |
72bcc0475e2f
mod_pastebin: Expire pastes after 'pastebin_expire_after' hours, 24 by default
Matthew Wild <mwild1@gmail.com>
parents:
23
diff
changeset
|
106 |
t_remove(pastes, 1); |
72bcc0475e2f
mod_pastebin: Expire pastes after 'pastebin_expire_after' hours, 24 by default
Matthew Wild <mwild1@gmail.com>
parents:
23
diff
changeset
|
107 |
if pastes[1] then |
72bcc0475e2f
mod_pastebin: Expire pastes after 'pastebin_expire_after' hours, 24 by default
Matthew Wild <mwild1@gmail.com>
parents:
23
diff
changeset
|
108 |
return (expire_after - (time - pastes[pastes[1]].time)) + 1; |
72bcc0475e2f
mod_pastebin: Expire pastes after 'pastebin_expire_after' hours, 24 by default
Matthew Wild <mwild1@gmail.com>
parents:
23
diff
changeset
|
109 |
end |
72bcc0475e2f
mod_pastebin: Expire pastes after 'pastebin_expire_after' hours, 24 by default
Matthew Wild <mwild1@gmail.com>
parents:
23
diff
changeset
|
110 |
end |
72bcc0475e2f
mod_pastebin: Expire pastes after 'pastebin_expire_after' hours, 24 by default
Matthew Wild <mwild1@gmail.com>
parents:
23
diff
changeset
|
111 |
end |
72bcc0475e2f
mod_pastebin: Expire pastes after 'pastebin_expire_after' hours, 24 by default
Matthew Wild <mwild1@gmail.com>
parents:
23
diff
changeset
|
112 |
|
72bcc0475e2f
mod_pastebin: Expire pastes after 'pastebin_expire_after' hours, 24 by default
Matthew Wild <mwild1@gmail.com>
parents:
23
diff
changeset
|
113 |
|
5 | 114 |
local ports = config.get(module.host, "core", "pastebin_ports") or { 5280 }; |
115 |
for _, options in ipairs(ports) do |
|
116 |
local port, base, ssl, interface = 5280, "pastebin", false, nil; |
|
117 |
if type(options) == "number" then |
|
118 |
port = options; |
|
119 |
elseif type(options) == "table" then |
|
120 |
port, base, ssl, interface = options.port or 5280, options.path or "pastebin", options.ssl or false, options.interface; |
|
121 |
elseif type(options) == "string" then |
|
122 |
base = options; |
|
123 |
end |
|
124 |
||
125 |
base_url = base_url or ("http://"..module:get_host()..(port ~= 80 and (":"..port) or "").."/"..base.."/"); |
|
126 |
||
127 |
httpserver.new{ port = port, base = base, handler = handle_request, ssl = ssl } |
|
128 |
end |