{-# LANGUAGE PackageImports #-}
{-# LANGUAGE NamedFieldPuns #-}
import Prelude (show, read)
import BasicPrelude hiding (show, read, forM, mapM, forM_, mapM_, getArgs, log)
import System.IO (stdout, stderr, hSetBuffering, BufferMode(LineBuffering))
import Data.Char
import Control.Concurrent
import Control.Concurrent.STM
import Data.Foldable (forM_, mapM_, toList)
import Data.Traversable (forM, mapM)
import System.Directory (getFileSize)
import System.Environment (getArgs)
import System.Exit (die)
import Control.Error (readZ, MaybeT(..), hoistMaybe, headZ, justZ, hush, atZ, rightZ)
import Data.Time (UTCTime, addUTCTime, diffUTCTime, getCurrentTime)
import Network.Socket (PortNumber)
import Network.URI (parseURI, uriPath, escapeURIString, isUnescapedInURI)
import System.Random (Random(randomR), getStdRandom)
import System.Random.Shuffle (shuffleM)
import Data.Digest.Pure.SHA (sha1, bytestringDigest, showDigest)
import Network.StatsD (openStatsD)
import qualified Network.StatsD as StatsD
import Magic (Magic, MagicFlag(MagicMimeType), magicOpen, magicLoadDefault, magicFile)
import Network.Mime (defaultMimeMap)
import Crypto.Hash (Digest, SHA1, SHA256, SHA512)
import "monads-tf" Control.Monad.Error (catchError) -- ick
import Data.XML.Types as XML (Element(..), Node(NodeContent, NodeElement), Content(ContentText), isNamed, hasAttributeText, elementText, elementChildren, attributeText, attributeContent, hasAttribute, nameNamespace)
import UnexceptionalIO (Unexceptional, UIO)
import qualified UnexceptionalIO as UIO
import qualified Data.ByteArray as ByteArray
import qualified Dhall
import qualified Jingle
import qualified Jingle.StoreChunks as Jingle
import qualified Codec.Picture as Picture
import qualified Codec.Picture.Blurhash as Blurhash
import qualified Data.CaseInsensitive as CI
import qualified Data.Text as T
import qualified Data.Text.Encoding as T
import qualified Data.Map as Map
import qualified Data.Map.Strict as SMap
import qualified Data.UUID as UUID ( toString, toText )
import qualified Data.UUID.V1 as UUID ( nextUUID )
import qualified Data.ByteString.Lazy as LZ
import qualified Data.ByteString as BS
import qualified Data.ByteString.Base64 as Base64
import qualified Data.ByteString.Builder as Builder
import qualified Database.Redis as Redis
import qualified Data.Bool.HT as HT
import qualified Text.Regex.PCRE.Light as PCRE
import qualified Network.Http.Client as HTTP
import qualified System.IO.Streams as Streams
import Network.Protocol.XMPP as XMPP -- should import qualified
import Util
import IQManager
import qualified ConfigureDirectMessageRoute
import qualified JidSwitch
import qualified Config
import qualified DB
import qualified Tapback
import qualified VCard4
import Adhoc (adhocBotSession, commandList, queryCommandList)
import StanzaRec
instance Ord JID where
compare x y = compare (show x) (show y)
-- Do not use uncommon file extensions for ambiguous MIME types
badExts :: [Text]
badExts = [
s"mpg4", s"mp4v",
s"mpga", s"m2a", s"m3a", s"mp2", s"mp2a",
s"m1v", s"m2v", s"mpe"
]
mimeToExtMap :: SMap.Map String Text
mimeToExtMap = SMap.fromList $
(\xs -> ("audio/amr", s"amr") : ("audio/AMR", s"amr") : xs) $
mapMaybe (\(ext, mimeBytes) ->
if ext `elem` badExts then
Nothing
else
Just (textToString (decodeUtf8 mimeBytes), ext)
) $ SMap.toList defaultMimeMap
queryDisco to from = (:[]) . mkStanzaRec <$> queryDiscoWithNode Nothing to from
queryDiscoWithNode node to from = do
uuid <- (fmap.fmap) (fromString . UUID.toString) UUID.nextUUID
return $ (queryDiscoWithNode' node to from) {
iqID = uuid
}
fillFormField var value form = form {
elementNodes = map (\node ->
case node of
NodeElement el
| elementName el == fromString "{jabber:x:data}field" &&
(attributeText (fromString "{jabber:x:data}var") el == Just var ||
attributeText (fromString "var") el == Just var) ->
NodeElement $ el { elementNodes = [
NodeElement $ Element (fromString "{jabber:x:data}value") []
[NodeContent $ ContentText value]
]}
x -> x
) (elementNodes form)
}
data Invite = Invite {
inviteMUC :: JID,
inviteFrom :: JID,
inviteText :: Maybe Text,
invitePassword :: Maybe Text
} deriving (Show)
getMediatedInvitation m = do
from <- messageFrom m
x <- listToMaybe $ isNamed (fromString "{http://jabber.org/protocol/muc#user}x") =<< messagePayloads m
invite <- listToMaybe $ isNamed (fromString "{http://jabber.org/protocol/muc#user}invite") =<< elementChildren x
inviteFrom <- parseJID =<< attributeText (fromString "from") invite
return Invite {
inviteMUC = from,
inviteFrom = inviteFrom,
inviteText = do
txt <- mconcat . elementText <$> listToMaybe
(isNamed (fromString "{http://jabber.org/protocol/muc#user}reason") =<< elementChildren invite)
guard (not $ T.null txt)
return txt,
invitePassword =
mconcat . elementText <$> listToMaybe
(isNamed (fromString "{http://jabber.org/protocol/muc#user}password") =<< elementChildren x)
}
getDirectInvitation m = do
x <- listToMaybe $ isNamed (fromString "{jabber:x:conference}x") =<< messagePayloads m
Invite <$>
(parseJID =<< attributeText (fromString "jid") x) <*>
messageFrom m <*>
Just (do
txt <- attributeText (fromString "reason") x
guard (not $ T.null txt)
return txt
) <*>
Just (attributeText (fromString "password") x)
nickFor db componentJid jid existingRoom
| fmap bareTxt existingRoom == Just bareFrom = return $ fromMaybe (s"nonick") resourceFrom
| jidDomain componentJid == jidDomain jid,
Just tel <- mfilter isE164 (strNode <$> jidNode jid) = do
mnick <- DB.get db (DB.byNode jid ["nick"])
case mnick of
Just nick -> return (tel <> s" \"" <> nick <> s"\"")
Nothing -> return tel
| otherwise = return bareFrom
where
bareFrom = bareTxt jid
resourceFrom = strResource <$> jidResource jid
code str status =
hasAttributeText (fromString "{http://jabber.org/protocol/muc#user}code") (== fromString str) status
<>
hasAttributeText (fromString "code") (== fromString str) status
-- When we're talking to the adhoc bot we'll get a command from stuff\40example.com@cheogram.com
-- When they're talking to us directly, we'll get the command from stuff@example.com
-- In either case, we want to use the same key and understand it as coming from the same user
maybeUnescape componentJid userJid
| jidDomain userJid == jidDomain componentJid,
Just node <- jidNode userJid =
let resource = maybe mempty strResource $ jidResource userJid
in
-- If we can't parse the thing we unescaped, just return the original
fromMaybe userJid $ parseJID (unescapeJid (strNode node) ++ if T.null resource then mempty else s"/" ++ resource)
| otherwise = userJid
cheogramDiscoInfo db componentJid sendIQ from q = do
canVoice <- isJust <$> getSipProxy db componentJid sendIQ from
return $ Element (s"{http://jabber.org/protocol/disco#info}query")
(map (\node -> (s"{http://jabber.org/protocol/disco#info}node", [ContentText node])) $ maybeToList $ nodeAttribute =<< q)
(catMaybes [
Just $ NodeElement $ Element (s"{http://jabber.org/protocol/disco#info}identity") [
(s"category", [ContentText $ s"gateway"]),
(s"type", [ContentText $ s"sms"]),
(s"name", [ContentText $ s"Cheogram"])
] [],
mfilter (const canVoice) $ Just $ NodeElement $ Element (s"{http://jabber.org/protocol/disco#info}identity") [
(s"category", [ContentText $ s"gateway"]),
(s"type", [ContentText $ s"pstn"]),
(s"name", [ContentText $ s"Cheogram"])
] [],
Just $ NodeElement $ Element (s"{http://jabber.org/protocol/disco#info}feature") [
(s"var", [ContentText $ s"http://jabber.org/protocol/commands"])
] [],
Just $ NodeElement $ Element (s"{http://jabber.org/protocol/disco#info}feature") [
(s"var", [ContentText $ s"jabber:iq:gateway"])
] [],
Just $ NodeElement $ Element (s"{http://jabber.org/protocol/disco#info}feature") [
(s"var", [ContentText $ s"jabber:iq:register"])
] [],
Just $ NodeElement $ Element (s"{http://jabber.org/protocol/disco#info}feature") [
(s"var", [ContentText $ s"urn:xmpp:ping"])
] [],
Just $ NodeElement $ Element (s"{http://jabber.org/protocol/disco#info}feature") [
(s"var", [ContentText $ s"vcard-temp"])
] [],
Just $ NodeElement $ Element (s"{http://jabber.org/protocol/disco#info}feature") [
(s"var", [ContentText $ s"http://jabber.org/protocol/address"])
] []
])
cheogramAvailable db componentJid sendIQ from to = do
disco <- cheogramDiscoInfo db componentJid sendIQ to Nothing
let ver = T.decodeUtf8 $ Base64.encode $ discoToCapsHash disco
return $ (emptyPresence PresenceAvailable) {
presenceTo = Just to,
presenceFrom = Just from,
presencePayloads = [
Element (s"{http://jabber.org/protocol/caps}c") [
(s"{http://jabber.org/protocol/caps}hash", [ContentText $ fromString "sha-1"]),
(s"{http://jabber.org/protocol/caps}node", [ContentText $ fromString "xmpp:cheogram.com"]),
(s"{http://jabber.org/protocol/caps}ver", [ContentText ver])
] []
]
}
telDiscoFeatures = [
s"http://jabber.org/protocol/muc",
s"jabber:x:conference",
s"urn:xmpp:ping",
s"urn:xmpp:receipts",
s"vcard-temp",
s"urn:xmpp:jingle:1",
s"urn:xmpp:jingle:apps:file-transfer:3",
s"urn:xmpp:jingle:apps:file-transfer:5",
s"urn:xmpp:jingle:transports:s5b:1",
s"urn:xmpp:jingle:transports:ibb:1"
]
getSipProxy :: DB.DB -> JID -> (IQ -> UIO (STM (Maybe IQ))) -> JID -> IO (Maybe Text)
getSipProxy db componentJid sendIQ jid = do
maybeProxy <- DB.get db (DB.byJid jid ["sip-proxy"])
case maybeProxy of
Just proxy -> return $ Just proxy
Nothing ->
(extractSip =<<) <$> routeQueryStateful db componentJid sendIQ jid Nothing query
where
query jidTo jidFrom = return $ (emptyIQ IQGet) {
iqTo = Just jidTo,
iqFrom = Just jidFrom,
iqPayload = Just $ XML.Element (s"{urn:xmpp:extdisco:2}services") [
(s"type", [XML.ContentText $ s"sip"])
] []
}
extractSip (IQ { iqPayload = payload }) =
headZ $
(mapMaybe (attributeText (s"host")) $
filter (\el -> attributeText (s"type") el == Just (s"sip")) $
isNamed (s"{urn:xmpp:extdisco:2}service") =<<
elementChildren =<< (justZ payload))
getTelFeatures db componentJid sendIQ jid = do
maybeProxy <- getSipProxy db componentJid sendIQ jid
log "TELFEATURES" (jid, maybeProxy)
return $ maybe [] (const $ [s"urn:xmpp:jingle:transports:ice-udp:1", s"urn:xmpp:jingle:apps:dtls:0", s"urn:xmpp:jingle:apps:rtp:1", s"urn:xmpp:jingle:apps:rtp:audio", s"urn:xmpp:jingle-message:0"]) maybeProxy
telCapsStr extraVars =
s"client/sms//Cheogram<" ++ mconcat (intersperse (s"<") (sort (nub (telDiscoFeatures ++ extraVars)))) ++ s"<"
telAvailable from to disco =
(emptyPresence PresenceAvailable) {
presenceTo = Just to,
presenceFrom = Just fromWithResource,
presencePayloads = [
Element (s"{http://jabber.org/protocol/caps}c") [
(s"{http://jabber.org/protocol/caps}hash", [ContentText $ fromString "sha-1"]),
(s"{http://jabber.org/protocol/caps}node", [ContentText $ fromString "xmpp:cheogram.com"]),
(s"{http://jabber.org/protocol/caps}ver", [ContentText hash])
] []
]
}
where
fromWithResource
| Nothing <- jidResource from,
Just newFrom <- parseJID (bareTxt from ++ s"/tel") = newFrom
| otherwise = from
hash = T.decodeUtf8 $ Base64.encode $ LZ.toStrict $ bytestringDigest $ sha1 $ LZ.fromStrict $ T.encodeUtf8 $ telCapsStr disco
nodeAttribute el =
attributeText (s"{http://jabber.org/protocol/disco#info}node") el <|>
attributeText (s"node") el
telDiscoInfo q id from to disco =
(emptyIQ IQResult) {
iqTo = Just to,
iqFrom = Just from,
iqID = Just id,
iqPayload = Just $ Element (fromString "{http://jabber.org/protocol/disco#info}query")
(map (\node -> (s"{http://jabber.org/protocol/disco#info}node", [ContentText node])) $ maybeToList $ nodeAttribute q) $
[
NodeElement $ Element (s"{http://jabber.org/protocol/disco#info}identity") [
(s"{http://jabber.org/protocol/disco#info}category", [ContentText $ s"client"]),
(s"{http://jabber.org/protocol/disco#info}type", [ContentText $ s"sms"]),
(s"{http://jabber.org/protocol/disco#info}name", [ContentText $ s"Cheogram"])
] []
] ++ map (\var ->
NodeElement $ Element (fromString "{http://jabber.org/protocol/disco#info}feature") [
(fromString "{http://jabber.org/protocol/disco#info}var", [ContentText var])
] []
) (sort $ nub $ telDiscoFeatures ++ disco)
}
routeQueryOrReply db componentJid from smsJid resource query reply = do
maybeRoute <- DB.get db (DB.byJid from ["direct-message-route"])
case (maybeRoute, maybeRouteFrom) of
(Just route, Just routeFrom) ->
let routeTo = fromMaybe componentJid $ parseJID $ (maybe mempty (++ s"@") $ strNode <$> jidNode smsJid) ++ route in
query routeTo routeFrom
_ -> return [mkStanzaRec $ reply]
where
maybeRouteFrom = parseJID $ escapeJid (bareTxt from) ++ s"@" ++ formatJID componentJid ++ s"/" ++ (fromString resource)
routeQueryStateful db componentJid sendIQ from targetNode query = hasLocked "routeQueryStateful" $ do
maybeRoute <- DB.get db (DB.byJid from ["direct-message-route"])
case (maybeRoute, maybeRouteFrom) of
(Just route, Just routeFrom) -> do
let Just routeTo = parseJID $ (maybe mempty (++ s"@") $ strNode <$> targetNode) ++ route
iqToSend <- query routeTo routeFrom
result <- atomicUIO =<< UIO.lift (sendIQ iqToSend)
return $ mfilter ((==IQResult) . iqType) result
_ -> return Nothing
where
maybeRouteFrom = parseJID $ escapeJid (bareTxt from) ++ s"@" ++ formatJID componentJid ++ s"/IQMANAGER"
routeDiscoStateful db componentJid sendIQ from targetNode node =
routeQueryStateful db componentJid sendIQ from targetNode (queryDiscoWithNode node)
routeDiscoOrReply db componentJid from smsJid resource node reply =
routeQueryOrReply db componentJid from smsJid resource (fmap (pure . mkStanzaRec) .: queryDiscoWithNode node) reply
deliveryReceipt id from to =
(emptyMessage MessageNormal) {
messageFrom = Just from,
messageTo = Just to,
messagePayloads = [
Element (s"{urn:xmpp:receipts}received")
[(s"{urn:xmpp:receipts}id", [ContentText id])] []
]
}
iqNotImplemented iq =
iq {
iqTo = iqFrom iq,
iqFrom = iqTo iq,
iqType = IQError,
iqPayload = Just $ Element (s"{jabber:component:accept}error")
[(s"{jabber:component:accept}type", [ContentText $ fromString "cancel"])]
[NodeElement $ Element (s"{urn:ietf:params:xml:ns:xmpp-stanzas}feature-not-implemented") [] []]
}
stripOptionalSuffix suffix text =
fromMaybe text $ T.stripSuffix suffix text
-- https://otr.cypherpunks.ca/Protocol-v3-4.0.0.html
stripOtrWhitespaceOnce body =
foldl' (\body' suffix -> stripOptionalSuffix suffix body') body [
s"\x20\x20\x09\x09\x20\x20\x09\x09",
s"\x20\x20\x09\x09\x20\x20\x09\x20",
s"\x20\x09\x20\x09\x20\x20\x09\x20",
s"\x20\x09\x20\x20\x09\x09\x09\x09",
s"\x20\x09\x20\x09\x20\x09\x20\x20"
]
stripOtrWhitespace = stripOtrWhitespaceOnce . stripOtrWhitespaceOnce . stripOtrWhitespaceOnce . stripOtrWhitespaceOnce . stripOtrWhitespaceOnce
mapBody f (m@Message { messagePayloads = payloads }) =
m { messagePayloads =
map (\payload ->
case isNamed (s"{jabber:component:accept}body") payload of
[] -> payload
_ -> payload { elementNodes = [NodeContent $ ContentText $ f (concat (elementText payload))] }
) payloads
}
deleteDirectMessageRoute db userJid = do
DB.del db (DB.byJid userJid ["direct-message-route"])
mcheoJid <- fmap (parseJID =<<) $ DB.get db (DB.byJid userJid ["cheoJid"])
forM_ mcheoJid $ \cheoJid -> do
DB.del db (DB.byJid userJid ["cheoJid"])
DB.srem db (DB.byNode cheoJid ["owners"]) [bareTxt userJid]
unregisterDirectMessageRoute db componentJid userJid route = do
maybeCheoJid <- (parseJID =<<) <$> DB.get db (DB.byJid userJid ["cheoJid"])
forM_ maybeCheoJid $ \cheoJid -> do
DB.del db (DB.byJid userJid ["cheoJid"])
DB.srem db (DB.byNode cheoJid ["owners"]) [bareTxt userJid]
uuid <- (fmap.fmap) (fromString . UUID.toString) UUID.nextUUID
return $ (emptyIQ IQSet) {
iqTo = Just route,
iqFrom = parseJID $ escapeJid (bareTxt userJid) ++ s"@" ++ formatJID componentJid ++ s"/CHEOGRAM%removed",
iqID = uuid,
iqPayload = Just $ Element (s"{jabber:iq:register}query") [] [
NodeElement $ Element (s"{jabber:iq:register}remove") [] []
]
}
toRouteOrFallback db componentJid from smsJid m fallback = do
maybeRoute <- DB.get db (DB.byJid from ["direct-message-route"])
case (maybeRoute, parseJID $ escapeJid (bareTxt from) ++ s"@" ++ formatJID componentJid ++ resourceSuffix) of
(Just route, Just routeFrom) -> do
return [mkStanzaRec $ m {
messageFrom = Just routeFrom,
messageTo = parseJID $ (fromMaybe mempty $ strNode <$> jidNode smsJid) ++ s"@" ++ route
}]
_ -> fallback
where
resourceSuffix = maybe mempty (s"/"++) (strResource <$> jidResource from)
componentMessage db componentJid (m@Message { messageType = MessageError }) _ from smsJid body = do
log "MESSAGE ERROR" m
toRouteOrFallback db componentJid from smsJid m $ do
log "DIRECT FROM GATEWAY" smsJid
return [mkStanzaRec $ m { messageTo = Just smsJid, messageFrom = Just componentJid }]
componentMessage db componentJid m@(Message { messageTo = Just to@JID{ jidNode = Just _ } }) existingRoom _ smsJid _
| Just invite <- getMediatedInvitation m <|> getDirectInvitation m = do
forM_ (invitePassword invite) $ \password ->
DB.set db (DB.byNode to [textToString $ formatJID $ inviteMUC invite, "muc_roomsecret"]) password
existingInvite <- (parseJID =<<) <$> DB.get db (DB.byNode to ["invited"])
nick <- nickFor db componentJid (inviteFrom invite) existingRoom
let txt = mconcat [
fromString "* ",
nick,
fromString " has invited you to a group",
maybe mempty (\t -> fromString ", saying \"" <> t <> fromString "\"") (inviteText invite),
fromString "\nYou can switch to this group by replying with /join"
]
if (existingRoom /= Just (inviteMUC invite) && existingInvite /= Just (inviteMUC invite)) then do
DB.set db (DB.byNode to ["invited"]) (formatJID $ inviteMUC invite)
regJid <- (parseJID =<<) <$> DB.get db (DB.byNode to ["registered"])
fmap (((mkStanzaRec $ mkSMS componentJid smsJid txt):) . concat . toList)
(forM regJid $ \jid -> sendInvite db jid (invite { inviteFrom = to }))
else
return []
componentMessage _ componentJid (m@Message { messageType = MessageGroupChat }) existingRoom from smsJid (Just body) = do
if fmap bareTxt existingRoom == Just (bareTxt from) && (
existingRoom /= Just from ||
not (fromString "CHEOGRAM%" `T.isPrefixOf` fromMaybe mempty (messageID m))) then
return [mkStanzaRec $ mkSMS componentJid smsJid txt]
else do
log "MESSAGE FROM WRONG GROUP" (fmap bareTxt existingRoom, from, m)
return []
where
txt = mconcat [fromString "(", fromMaybe (fromString "nonick") (strResource <$> jidResource from), fromString ") ", body]
componentMessage db componentJid m@(Message { messageTo = Just to, messagePayloads = payloads }) existingRoom from smsJid body
| [reactions] <- XML.isNamed (s"{urn:xmpp:reactions:0}reactions") =<< payloads,
Just rid <- XML.attributeText (s"id") reactions,
Nothing <- Tapback.parse =<< body = do
log "REACTION" (from, rid)
case XML.isNamed (s"{urn:xmpp:reactions:0}reaction") =<< XML.elementChildren reactions of
[reaction] -> do
mrbody <- DB.get db (DB.byJid from ["body", textToString rid])
log "REACTION" (from, reaction, mrbody)
case mrbody of
Nothing -> return [
mkStanzaRec $ m { messageTo = Just from, messageFrom = Just to, messageType = MessageError, messagePayloads =
(Element (s"{jabber:component:accept}error")
[(s"{jabber:component:accept}type", [ContentText $ fromString "cancel"])]
[
NodeElement $ Element (s"{urn:ietf:params:xml:ns:xmpp-stanzas}service-unavailable") [] [],
NodeElement $ Element (s"{urn:ietf:params:xml:ns:xmpp-stanzas}text")
[(fromString "xml:lang", [ContentText $ fromString "en"])]
[NodeContent $ ContentText $ s"Could not find message to react to"]
]
) : payloads
}
]
Just rbody -> do
log "REACTION" (from, "sending")
componentMessage db componentJid (m {
messagePayloads =
(XML.Element (s"{jabber:component:accept}body") [] []) :
XML.Element (s"{urn:xmpp:fallback:0}fallback") [(s"for", [s"urn:xmpp:reactions:0"])] [
XML.NodeElement $ mkElement (s"{urn:xmpp:fallback:0}body") (s"")
] : payloads
}) existingRoom from smsJid $ Just $
Tapback.smsBody $ Tapback.fromReaction (mconcat $ XML.elementText reaction) rbody
_ -> do
log "REACTION" (from, "tried multi reaction")
return [
mkStanzaRec $ m { messageTo = Just from, messageFrom = Just to, messageType = MessageError, messagePayloads =
(Element (s"{jabber:component:accept}error")
[(s"{jabber:component:accept}type", [ContentText $ fromString "cancel"])]
[
NodeElement $ Element (s"{urn:ietf:params:xml:ns:xmpp-stanzas}not-acceptable") [] [],
NodeElement $ Element (s"{urn:ietf:params:xml:ns:xmpp-stanzas}text")
[(fromString "xml:lang", [ContentText $ fromString "en"])]
[NodeContent $ ContentText $ s"Tapback must be exactly one reaction"]
]
) : payloads
}
]
componentMessage db componentJid m@(Message { messageTo = Just to }) existingRoom from smsJid (Just body) = do
ack <- case isNamed (fromString "{urn:xmpp:receipts}request") =<< messagePayloads m of
(_:_) ->
routeDiscoOrReply db componentJid from smsJid ("CHEOGRAM%query-then-send-ack%" ++ extra) Nothing
(deliveryReceipt (fromMaybe mempty $ messageID m) to from)
[] -> return []
fmap (++ack) $ toRouteOrFallback db componentJid from smsJid strippedM $
case PCRE.match autolinkRegex (encodeUtf8 body) [] of
Just _ -> do
log "WHISPER URL" m
return [mkStanzaRec $ m {
messageFrom = Just to,
messageTo = Just from,
messageType = MessageError,
messagePayloads = messagePayloads m ++ [
Element (fromString "{jabber:component:accept}error")
[(fromString "{jabber:component:accept}type", [ContentText $ fromString "auth"])]
[NodeElement $ Element (fromString "{urn:ietf:params:xml:ns:xmpp-stanzas}forbidden") [] []]
]
}]
Nothing -> do
nick <- nickFor db componentJid from existingRoom
let txt = mconcat [s"<", nick, s" says> ", strippedBody]
let sms = mkSMS componentJid smsJid txt
let thread = (maybe id (\t f -> f ++ s" " ++ t) (getThread "jabber:component:accept" m)) (bareTxt from)
return [mkStanzaRec $ sms { messagePayloads = (Element (s"{jabber:component:accept}thread") [] [NodeContent $ ContentText thread]) : messagePayloads sms } ]
where
strippedM = mapBody (const strippedBody) m
strippedBody = stripOtrWhitespace body
extra = T.unpack $ escapeJid $ T.pack $ show (fromMaybe mempty (messageID m), maybe mempty strResource $ jidResource from)
componentMessage _ _ m _ _ _ _ = do
log "UNKNOWN MESSAGE" m
return []
handleJoinPartRoom db toRoomPresences toRejoinManager toJoinPartDebouncer componentJid existingRoom from to smsJid payloads join
| join,
[x] <- isNamed (s"{http://jabber.org/protocol/muc#user}x") =<< payloads,
not $ null $ code "110" =<< isNamed (fromString "{http://jabber.org/protocol/muc#user}status") =<< elementChildren x = do
existingInvite <- (parseJID =<<) <$> DB.get db (DB.byNode to ["invited"])
when (existingInvite == parseJID bareMUC) $
DB.del db (DB.byNode to ["invited"])
DB.set db (DB.byNode to ["joined"]) (formatJID from)
DB.sadd db (DB.byNode to ["bookmarks"]) [bareMUC]
presences <- syncCall toRoomPresences $ GetRoomPresences to from
atomically $ writeTChan toRoomPresences $ RecordSelfJoin to from (Just to)
atomically $ writeTChan toRejoinManager $ Joined from
case presences of
[] -> do -- No one in the room, so we "created"
uuid <- fromMaybe "UUIDFAIL" <$> (fmap.fmap) (fromString . UUID.toString) UUID.nextUUID
let fullid = if (resourceFrom `elem` map fst presences) then uuid else "CHEOGRAMCREATE%" <> uuid
return [mkStanzaRec $ (emptyIQ IQGet) {
iqTo = Just room,
iqFrom = Just to,
iqID = Just $ fromString fullid,
iqPayload = Just $ Element (fromString "{http://jabber.org/protocol/muc#owner}query") [] []
}]
(_:_) | isNothing (lookup resourceFrom presences) -> do
fmap ((mkStanzaRec $ mkSMS componentJid smsJid $ mconcat [
s"* You have joined ", bareMUC,
s" as ", resourceFrom,
s" along with\n",
intercalate (s", ") (filter (/= resourceFrom) $ map fst presences)
]):)
(queryDisco room to)
_ -> do
log "JOINED" (to, from, "FALSE PRESENCE")
queryDisco room to
| not join,
[x] <- isNamed (fromString "{http://jabber.org/protocol/muc#user}x") =<< payloads,
(_:_) <- code "303" =<< isNamed (fromString "{http://jabber.org/protocol/muc#user}status") =<< elementChildren x = do
let mnick = attributeText (fromString "nick") =<<
listToMaybe (isNamed (fromString "{http://jabber.org/protocol/muc#user}item") =<< elementChildren x)
toList <$> forM mnick (\nick -> do
atomically $ writeTChan toRoomPresences $ RecordNickChanged to from nick
return $ mkStanzaRec $ mkSMS componentJid smsJid $ mconcat [
fromString "* ",
resourceFrom,
fromString " has changed their nick to ",
nick
]
)
| not join,
[x] <- isNamed (fromString "{http://jabber.org/protocol/muc#user}x") =<< payloads,
(_:_) <- code "332" =<< isNamed (fromString "{http://jabber.org/protocol/muc#user}status") =<< elementChildren x = do
log "SERVER RESTART, clear join status" (to, from)
void $ atomically (writeTChan toRejoinManager $ JoinError from)
return []
| not join && existingRoom == Just from = do
DB.del db (DB.byNode to ["joined"])
atomically $ writeTChan toRoomPresences $ RecordPart to from
atomically $ writeTChan toRoomPresences $ Clear to from
return [mkStanzaRec $ mkSMS componentJid smsJid (fromString "* You have left " <> bareMUC)]
| fmap bareTxt existingRoom == Just bareMUC && join = do
atomically $ writeTChan toJoinPartDebouncer $ DebounceJoin to from (participantJid payloads)
return []
| fmap bareTxt existingRoom == Just bareMUC && not join = do
atomically $ writeTChan toJoinPartDebouncer $ DebouncePart to from
return []
| join,
(_:_) <- isNamed (fromString "{http://jabber.org/protocol/muc#user}x") =<< payloads = do
log "UNKNOWN JOIN" (existingRoom, from, to, payloads, join)
atomically $ writeTChan toRoomPresences $ RecordJoin to from (participantJid payloads)
return []
| (_:_) <- isNamed (fromString "{http://jabber.org/protocol/muc#user}x") =<< payloads = do
log "UNKNOWN NOT JOIN" (existingRoom, from, to, payloads, join)
atomically $ writeTChan toRoomPresences $ RecordPart to from
return []
| otherwise =
-- This is just presence. It's not marked as MUC or from the room this user is in
return []
where
resourceFrom = fromMaybe mempty (strResource <$> jidResource from)
Just room = parseJID bareMUC
bareMUC = bareTxt from
handleRegister db componentJid iq@(IQ { iqType = IQGet, iqFrom = Just from }) _ = do
maybeExistingRoute <- (parseJID =<<) <$> DB.get db (DB.byJid from ["direct-message-route"])
return [mkStanzaRec $ iq {
iqTo = iqFrom iq,
iqFrom = iqTo iq,
iqType = IQResult,
iqPayload = Just $ Element (s"{jabber:iq:register}query") []
([
NodeElement $ Element (s"{jabber:iq:register}instructions") [] [
NodeContent $ ContentText $ s"To register, please use the Register command."
],
NodeElement $ Element (s"{jabber:x:oob}x") [] [
NodeElement $ Element (s"{jabber:x:oob}url") [] [
NodeContent $ ContentText $ s"xmpp:" ++ formatJID componentJid ++ s"?command;node=jabber:iq:register"
]
]
] ++ (if isJust maybeExistingRoute then [
NodeElement $ Element (s"{jabber:iq:register}registered") [] []
] else []))
}]
handleRegister db componentJid iq@(IQ { iqTo = Just to, iqFrom = Just from, iqType = IQSet }) query
| [_] <- isNamed (fromString "{jabber:iq:register}remove") =<< elementChildren query = do
maybeExistingRoute <- (parseJID =<<) <$> DB.get db (DB.byJid from ["direct-message-route"])
deleteDirectMessageRoute db from
fmap ([
mkStanzaRec $
iqReply
(Just $ Element (fromString "{jabber:iq:register}query") [] [])
iq
] ++) $ mapM (fmap mkStanzaRec . unregisterDirectMessageRoute db componentJid from) (justZ maybeExistingRoute)
handleRegister _ _ iq@(IQ { iqType = typ }) _
| typ `elem` [IQGet, IQSet] = do
log "HANDLEREGISTER return error" iq
return [mkStanzaRec $ iq {
iqTo = iqFrom iq,
iqFrom = iqTo iq,
iqType = IQError,
iqPayload = Just $ Element (fromString "{jabber:component:accept}error")
[(fromString "{jabber:component:accept}type", [ContentText $ fromString "cancel"])]
[NodeElement $ Element (fromString "{urn:ietf:params:xml:ns:xmpp-stanzas}feature-not-implemented") [] []]
}]
handleRegister _ _ iq _ = do
log "HANDLEREGISTER UNKNOWN" iq
return []
data ComponentContext = ComponentContext {
db :: DB.DB,
pushStatsd :: [StatsD.Stat] -> IO (),
smsJid :: Maybe JID,
adhocBotMessage :: Message -> STM (),
ctxCacheOOB :: (XMPP.Message -> Maybe XMPP.Message) -> Bool -> Message -> UIO Message,
toRoomPresences :: TChan RoomPresences,
toRejoinManager :: TChan RejoinManagerCommand,
toJoinPartDebouncer :: TChan JoinPartDebounce,
processDirectMessageRouteConfig :: IQ -> IO (Maybe IQ),
componentJid :: JID,
sendIQ :: IQ -> UIO (STM (Maybe IQ)),
maybeAvatar :: Maybe Avatar
}
componentStanza :: ComponentContext -> ReceivedStanza -> IO [StanzaRec]
componentStanza (ComponentContext { db, adhocBotMessage, ctxCacheOOB, componentJid }) (ReceivedMessage (m@Message { messageTo = Just (JID { jidNode = Nothing }) }))
| Just _ <- groupTextPorcelein (formatJID componentJid) m = do
-- TODO: only when from direct message route
-- TODO: only if target does not understand stanza addressing
Just reply <- fmap (groupTextPorcelein (formatJID componentJid)) $ fmap addMarkable $ UIO.lift $ ctxCacheOOB (Just . addOOBFallbackBody) True m
let mBody = fromMaybe mempty $ getBody "jabber:component:accept" m
let replyBody = fromMaybe mempty $ getBody "jabber:component:accept" reply
reply' <- rememberIncomingBody db (mapBody (const mBody) reply)
return [mkStanzaRec $ mapBody (const replyBody) reply']
| MessageError == messageType m = return []
| Just _ <- getBody "jabber:component:accept" m = do
hasLocked "adhocBotMessage" $ atomicUIO $ adhocBotMessage m
return []
| otherwise = log "WEIRD BODYLESS MESSAGE DIRECT TO COMPONENT" m >> return []
componentStanza (ComponentContext { db, componentJid, sendIQ, smsJid = Just smsJid }) (ReceivedMessage (m@Message { messageTo = Just to, messageFrom = Just from}))
| [propose] <- isNamed (fromString "{urn:xmpp:jingle-message:0}propose") =<< messagePayloads m = do
let sid = fromMaybe mempty $ XML.attributeText (s"id") propose
telFeatures <- getTelFeatures db componentJid sendIQ from
stanzas <- routeDiscoOrReply db componentJid from smsJid "CHEOGRAM%query-then-send-presence" Nothing $ telAvailable to from telFeatures
return $ (mkStanzaRec $ (XMPP.emptyMessage XMPP.MessageNormal) {
XMPP.messageID = Just $ s"proceed%" ++ sid,
XMPP.messageTo = Just from,
XMPP.messageFrom = XMPP.parseJID $ bareTxt to ++ s"/tel",
XMPP.messagePayloads = [
XML.Element (s"{urn:xmpp:jingle-message:0}proceed")
[(s"id", [XML.ContentText sid])] []
]
}) : stanzas
componentStanza _ (ReceivedMessage (m@Message { messageTo = Just to, messageFrom = Just from}))
| [x] <- isNamed (fromString "{http://jabber.org/protocol/muc#user}x") =<< messagePayloads m,
not $ null $ code "104" =<< isNamed (fromString "{http://jabber.org/protocol/muc#user}status") =<< elementChildren x = do
queryDisco from to
componentStanza (ComponentContext { db, smsJid = (Just smsJid), componentJid, ctxCacheOOB }) (ReceivedMessage (m@Message { messageTo = Just to@(JID { jidNode = Just _ }), messageFrom = Just from})) = do
existingRoom <- (parseJID =<<) <$> DB.get db (DB.byNode to ["joined"])
m' <- UIO.lift $ ctxCacheOOB (const Nothing) False m
UIO.lift $ rememberOutgoingBody db m'
componentMessage db componentJid m' existingRoom from smsJid $
getBody "jabber:component:accept" m'
componentStanza (ComponentContext { smsJid = (Just smsJid), toRejoinManager, componentJid }) (ReceivedPresence p@(Presence { presenceType = PresenceError, presenceFrom = Just from, presenceTo = Just to, presenceID = Just id }))
| fromString "CHEOGRAMREJOIN%" `T.isPrefixOf` id = do
log "FAILED TO REJOIN, clear join state" p
void $ atomically (writeTChan toRejoinManager $ JoinError from)
return []
| fromString "CHEOGRAMJOIN%" `T.isPrefixOf` id = do
log "FAILED TO JOIN" p
let errorText = maybe mempty (mconcat . (fromString "\n":) . elementText) $ listToMaybe $
isNamed (fromString "{urn:ietf:params:xml:ns:xmpp-stanzas}text") =<<
elementChildren =<< isNamed (fromString "{jabber:component:accept}error") =<< presencePayloads p
return [mkStanzaRec $ mkSMS componentJid smsJid (fromString "* Failed to join " <> bareTxt from <> errorText)]
| otherwise = return [] -- presence error from a non-MUC, just ignore
componentStanza (ComponentContext { db, smsJid = (Just smsJid), toRoomPresences, toRejoinManager, toJoinPartDebouncer, componentJid }) (ReceivedPresence (Presence {
presenceType = typ,
presenceFrom = Just from,
presenceTo = Just to@(JID { jidNode = Just _ }),
presencePayloads = payloads
})) | typ `elem` [PresenceAvailable, PresenceUnavailable] = do
existingRoom <- (parseJID =<<) <$> DB.get db (DB.byNode to ["joined"])
hasLocked "handleJoinPartRoom" $ handleJoinPartRoom db toRoomPresences toRejoinManager toJoinPartDebouncer componentJid existingRoom from to smsJid payloads (typ == PresenceAvailable)
componentStanza (ComponentContext { db, componentJid, sendIQ, maybeAvatar }) (ReceivedPresence (Presence { presenceType = PresenceSubscribe, presenceFrom = Just from, presenceTo = Just to@JID { jidNode = Nothing } })) = do
avail <- cheogramAvailable db componentJid sendIQ to from
return $ [
mkStanzaRec $ (emptyPresence PresenceSubscribed) {
presenceTo = Just from,
presenceFrom = Just to
},
mkStanzaRec $ (emptyPresence PresenceSubscribe) {
presenceTo = Just from,
presenceFrom = Just to
},
mkStanzaRec avail
] ++ map (mkStanzaRec . (\payload -> ((emptyMessage MessageHeadline) {
messageTo = Just from,
messageFrom = Just to,
messagePayloads = [payload]
})) . avatarMetadata) (justZ maybeAvatar)
componentStanza _ (ReceivedPresence (Presence { presenceType = PresenceSubscribe, presenceFrom = Just from, presenceTo = Just to@JID { jidNode = Just node } }))
| Just (_:_:_) <- mapM localpartToURI (T.split (==',') $ strNode node) = do
return $ [
mkStanzaRec $ (emptyPresence PresenceSubscribed) {
presenceTo = Just from,
presenceFrom = Just to
},
mkStanzaRec $ (emptyPresence PresenceSubscribe) {
presenceTo = Just from,
presenceFrom = Just to
},
mkStanzaRec $ telAvailable to from []
]
componentStanza (ComponentContext { db, smsJid = (Just smsJid), componentJid }) (ReceivedPresence (Presence { presenceType = PresenceSubscribe, presenceFrom = Just from, presenceTo = Just to@JID { jidNode = Just _ } })) = do
stanzas <- routeDiscoOrReply db componentJid from smsJid "CHEOGRAM%query-then-send-presence" Nothing $ telAvailable to from []
return $ [
mkStanzaRec $ (emptyPresence PresenceSubscribed) {
presenceTo = Just from,
presenceFrom = Just to
},
mkStanzaRec $ (emptyPresence PresenceSubscribe) {
presenceTo = Just from,
presenceFrom = Just to
}
] ++ stanzas
componentStanza (ComponentContext { db, componentJid, sendIQ, maybeAvatar }) (ReceivedPresence (Presence { presenceType = PresenceProbe, presenceFrom = Just from, presenceTo = Just to@JID { jidNode = Nothing } })) = do
avail <- cheogramAvailable db componentJid sendIQ to from
return $
[mkStanzaRec avail] ++
map (mkStanzaRec . (\payload -> (emptyMessage (MessageHeadline)) {
messageTo = Just from,
messageFrom = Just to,
messagePayloads = [payload]
}) . avatarMetadata) (justZ maybeAvatar)
componentStanza _ (ReceivedPresence (Presence { presenceType = PresenceProbe, presenceFrom = Just from, presenceTo = Just to@JID { jidNode = Just node } }))
| Just (_:_:_) <- mapM localpartToURI (T.split (==',') $ strNode node) = do
return $ [mkStanzaRec $ telAvailable to from []]
componentStanza (ComponentContext { db, smsJid = (Just smsJid), componentJid }) (ReceivedPresence (Presence { presenceType = PresenceProbe, presenceFrom = Just from, presenceTo = Just to@JID { jidNode = Just _ } })) = do
routeDiscoOrReply db componentJid from smsJid "CHEOGRAM%query-then-send-presence" Nothing $ telAvailable to from []
componentStanza (ComponentContext { maybeAvatar = Just (Avatar hash _ b64) }) (ReceivedIQ (iq@IQ { iqType = IQGet, iqTo = Just to@JID { jidNode = Nothing }, iqFrom = Just from, iqID = Just id, iqPayload = Just p }))
| [items] <- isNamed (s"{http://jabber.org/protocol/pubsub}items") =<<
elementChildren =<<
isNamed (s"{http://jabber.org/protocol/pubsub}pubsub") p,
attributeText (s"node") items == Just (s"urn:xmpp:avatar:data"),
item <- headZ $ isNamed (s"{http://jabber.org/protocol/pubsub}item") =<<
elementChildren items,
isNothing item || (attributeText (s"id") =<< item) == Just hash =
return [mkStanzaRec $ iqReply (Just $
XML.Element (s"{http://jabber.org/protocol/pubsub}pubsub") [] [
XML.NodeElement $ XML.Element (s"{http://jabber.org/protocol/pubsub}items")
[(s"node", [XML.ContentText $ s"urn:xmpp:avatar:data"])] [
XML.NodeElement $ XML.Element (s"{http://jabber.org/protocol/pubsub}item")
[(s"id", [XML.ContentText hash])] [
XML.NodeElement $ mkElement (s"{urn:xmpp:avatar:data}data") b64
]
]
]
) iq]
componentStanza (ComponentContext { processDirectMessageRouteConfig, componentJid }) (ReceivedIQ iq@(IQ { iqTo = Just to }))
| fmap strResource (jidResource to) == Just (s"CHEOGRAM%" ++ ConfigureDirectMessageRoute.nodeName),
Just (fwdBy, onBehalf, iqId) <- readZ . T.unpack =<< iqID iq = do
replyIQ <- processDirectMessageRouteConfig (iq { iqID = iqId })
fmap (fromMaybe []) $ forM replyIQ $ \replyIQ -> do
let fromLocalpart = maybe mempty (\localpart -> localpart++s"@") (fmap strNode . jidNode =<< iqFrom replyIQ)
return [mkStanzaRec $ replyIQ {
iqTo = if fmap bareTxt (iqTo replyIQ) == Just onBehalf then parseJID fwdBy else iqTo replyIQ,
iqID = if iqType replyIQ == IQResult then iqID replyIQ else Just $ fromString $ show (fwdBy, onBehalf, iqID replyIQ),
iqFrom = parseJID (fromLocalpart ++ formatJID componentJid ++ s"/CHEOGRAM%" ++ ConfigureDirectMessageRoute.nodeName)
}]
componentStanza (ComponentContext { processDirectMessageRouteConfig, componentJid }) (ReceivedIQ iq@(IQ { iqTo = Just to, iqPayload = payload }))
| (jidNode to == Nothing && fmap elementName payload == Just (s"{http://jabber.org/protocol/commands}command") && (attributeText (s"node") =<< payload) == Just ConfigureDirectMessageRoute.nodeName) ||
fmap strResource (jidResource to) == Just (s"CHEOGRAM%" ++ ConfigureDirectMessageRoute.nodeName) = do
replyIQ <- processDirectMessageRouteConfig iq
fmap (fromMaybe []) $ forM replyIQ $ \replyIQ -> do
let subscribe = if (attributeText (s"status") =<< iqPayload replyIQ) /= Just (s"completed") then [] else [
mkStanzaRec $ (emptyPresence PresenceSubscribe) {
presenceTo = parseJID =<< fmap (bareTxt . maybeUnescape componentJid) (iqFrom iq),
presenceFrom = Just componentJid,
presencePayloads = [
Element (s"{jabber:component:accept}status") [] [
NodeContent $ ContentText $ s"Add this contact and then you can SMS by sending messages to +1<phone-number>@" ++ formatJID componentJid ++ s" Jabber IDs."
]
]
}
]
let fromLocalpart = maybe mempty (\localpart -> localpart++s"@") (fmap strNode . jidNode =<< iqFrom replyIQ)
return $ subscribe ++ [mkStanzaRec $ replyIQ {
iqFrom = parseJID (fromLocalpart ++ formatJID componentJid ++ s"/CHEOGRAM%" ++ ConfigureDirectMessageRoute.nodeName)
}]
componentStanza (ComponentContext { db, componentJid }) (ReceivedIQ iq@(IQ { iqTo = Just (JID { jidNode = Nothing }), iqPayload = payload, iqFrom = Just from }))
| fmap elementName payload == Just (s"{http://jabber.org/protocol/commands}command") && (attributeText (s"node") =<< payload) == Just JidSwitch.nodeName =
let setJidSwitch newJid = do
let from' = maybeUnescape componentJid from
Just route <- (XMPP.parseJID <=< id) <$> DB.get db (DB.byJid from' ["direct-message-route"])
let key = DB.byJid newJid ["jidSwitch"]
DB.hset db key $ JidSwitch.toAssoc from' route
-- I figure 30 days is a wide enough window to accept a JID switch
DB.expire db key $ 60 * 60 * 24 * 30
return (from', newJid, route)
in
map mkStanzaRec <$> JidSwitch.receiveIq componentJid setJidSwitch iq
componentStanza (ComponentContext { db, componentJid }) (ReceivedIQ iq@(IQ { iqTo = Just to, iqPayload = Just payload, iqFrom = Just from }))
| jidNode to == Nothing,
elementName payload == s"{http://jabber.org/protocol/commands}command",
attributeText (s"node") payload == Just (s"sip-proxy-set"),
[form] <- isNamed (fromString "{jabber:x:data}x") =<< elementChildren payload,
Just proxy <- getFormField form (s"sip-proxy") = do
if T.null proxy then
DB.del db (DB.byJid from ["sip-proxy"])
else
DB.set db (DB.byJid from ["sip-proxy"]) proxy
return [mkStanzaRec $ iqReply Nothing iq]
componentStanza (ComponentContext { db, componentJid }) (ReceivedIQ iq@(IQ { iqTo = Just to, iqPayload = Just payload, iqFrom = Just from }))
| jidNode to == Nothing,
jidNode from == Nothing,
elementName payload == s"{http://jabber.org/protocol/commands}command",
attributeText (s"node") payload == Just (s"push-register"),
[form] <- isNamed (fromString "{jabber:x:data}x") =<< elementChildren payload,
Just pushRegisterTo <- XMPP.parseJID =<< getFormField form (s"to") = do
DB.set db (DB.byJid pushRegisterTo ["possible-route"]) (XMPP.formatJID from)
return [
mkStanzaRec $ iqReply (
Just $ Element (s"{http://jabber.org/protocol/commands}command")
[
(s"{http://jabber.org/protocol/commands}node", [ContentText $ s"push-register"]),
(s"{http://jabber.org/protocol/commands}sessionid", [ContentText $ s"all-done"]),
(s"{http://jabber.org/protocol/commands}status", [ContentText $ s"completed"])
]
[
NodeElement $ Element (fromString "{jabber:x:data}x") [
(fromString "{jabber:x:data}type", [ContentText $ s"result"])
] [
NodeElement $ Element (fromString "{jabber:x:data}field") [
(fromString "{jabber:x:data}type", [ContentText $ s"jid-single"]),
(fromString "{jabber:x:data}var", [ContentText $ s"from"])
] [
NodeElement $ Element (fromString "{jabber:x:data}value") [] [NodeContent $ ContentText $ escapeJid (bareTxt pushRegisterTo) ++ s"@" ++ formatJID componentJid]
]
]
]
) iq,
mkStanzaRec $ (XMPP.emptyMessage XMPP.MessageChat) {
XMPP.messageTo = Just pushRegisterTo,
XMPP.messageFrom = Just componentJid,
XMPP.messagePayloads = [
mkElement (s"{jabber:component:accept}body") $
s"To start registration with " ++ XMPP.formatJID from ++ s" reply with: register " ++ XMPP.formatJID from ++
s"\n(If you do not wish to start this registration, simply ignore this message.)",
Element (s"{http://jabber.org/protocol/disco#items}query")
[(s"node", [ContentText $ s"http://jabber.org/protocol/commands"])] [
NodeElement $ Element (s"{http://jabber.org/protocol/disco#items}item") [
(s"jid", [ContentText $ formatJID componentJid ++ s"/CHEOGRAM%" ++ ConfigureDirectMessageRoute.nodeName]),
(s"node", [ContentText ConfigureDirectMessageRoute.nodeName]),
(s"name", [ContentText $ s"register " ++ XMPP.formatJID from])
] []
]
]
}
]
componentStanza (ComponentContext { db, componentJid }) (ReceivedIQ iq@(IQ { iqFrom = Just _, iqTo = Just (JID { jidNode = Nothing }), iqPayload = Just p }))
| iqType iq `elem` [IQGet, IQSet],
[query] <- isNamed (fromString "{jabber:iq:register}query") p = do
handleRegister db componentJid iq query
| iqType iq == IQGet,
[query] <- isNamed (s"{im.quicksy.synchronization:0}phone-book") p,
tels <- justZ . attributeText (s"number") =<< isNamed (s"{im.quicksy.synchronization:0}entry") =<< elementChildren query = do
entries <- fmap catMaybes . forM tels $ \tel -> do
owners <- filterM (\owner ->
fromMaybe False <$> DB.getEnum db (DB.byJid owner ["allowJidDiscovery"])
) . mapMaybe XMPP.parseJID =<< DB.smembers db (DB.byTel tel ["owners"])
return $ if null owners then Nothing else
Just $ XML.NodeElement $ XML.Element (s"{im.quicksy.synchronization:0}entry")
[(s"number", [XML.ContentText tel])]
(map (\jid -> XML.NodeElement $ XML.Element (s"{im.quicksy.synchronization:0}jid") [] [XML.NodeContent $ XML.ContentText $ XMPP.formatJID jid]) owners)
return [mkStanzaRec $ iqReply (Just $ XML.Element (s"{im.quicksy.synchronization:0}phone-book") [] entries) iq]
componentStanza (ComponentContext { db, pushStatsd, componentJid, maybeAvatar, sendIQ }) (ReceivedIQ (IQ { iqType = IQGet, iqFrom = Just from, iqTo = Just to, iqID = id, iqPayload = Just p }))
| Nothing <- jidNode to,
[q] <- isNamed (fromString "{http://jabber.org/protocol/disco#info}query") p = do
payload <- cheogramDiscoInfo db componentJid sendIQ from (Just q)
return [mkStanzaRec $ (emptyIQ IQResult) {
iqTo = Just from,
iqFrom = Just to,
iqID = id,
iqPayload = Just payload
}]
| Nothing <- jidNode to,
[s"http://jabber.org/protocol/commands"] ==
mapMaybe (attributeText (s"node")) (isNamed (fromString "{http://jabber.org/protocol/disco#items}query") p) = do
pushStatsd [StatsD.stat ["cmd-list", "fetch"] 1 "c" Nothing]
routeQueryOrReply db componentJid from componentJid ("CHEOGRAM%query-then-send-command-list%" ++ extra) queryCommandList (commandList componentJid id to from [])
| Nothing <- jidNode to,
[_] <- isNamed (s"{vcard-temp}vCard") p =
return [mkStanzaRec $ (emptyIQ IQResult) {
iqTo = Just from,
iqFrom = Just to,
iqID = id,
iqPayload = Just $ Element (s"{vcard-temp}vCard") [] $
[
NodeElement $ Element (s"{vcard-temp}URL") [] [NodeContent $ ContentText $ s"https://cheogram.com"],
NodeElement $ Element (s"{vcard-temp}DESC") [] [NodeContent $ ContentText $ s"Cheogram provides stable JIDs for PSTN identifiers, with routing through many possible backends.\n\n© Stephen Paul Weber, licensed under AGPLv3+.\n\nSource code for this gateway is available from the listed homepage.\n\nPart of the Soprani.ca project."]
] ++ map (\(Avatar _ _ b64) -> NodeElement $ Element (s"{vcard-temp}PHOTO") [] [
NodeElement $ mkElement (s"{vcard-temp}TYPE") (s"image/png"),
NodeElement $ mkElement (s"{vcard-temp}BINVAL") b64
]
) (justZ maybeAvatar)
}]
where
extra = T.unpack $ escapeJid $ T.pack $ show (id, fromMaybe mempty resourceFrom)
resourceFrom = strResource <$> jidResource from
componentStanza (ComponentContext { db, sendIQ, smsJid = (Just smsJid), componentJid }) (ReceivedIQ iq@(IQ { iqType = IQGet, iqFrom = Just from, iqTo = Just to, iqID = Just id, iqPayload = Just p }))
| Just _ <- jidNode to,
[q] <- isNamed (fromString "{http://jabber.org/protocol/disco#info}query") p = do
maybeDiscoResult <- routeDiscoStateful db componentJid sendIQ from (jidNode smsJid) (nodeAttribute q)
telFeatures <- getTelFeatures db componentJid sendIQ from
case maybeDiscoResult of
Just (IQ { iqPayload = Just discoResult }) -> return [
mkStanzaRec $ telDiscoInfo q id to from $ (telFeatures ++) $ mapMaybe (attributeText (fromString "var")) $
isNamed (fromString "{http://jabber.org/protocol/disco#info}feature") =<< elementChildren discoResult
]
Nothing -> return [mkStanzaRec $ telDiscoInfo q id to from telFeatures]
| Just tel <- strNode <$> jidNode to,
[items] <- isNamed (s"{http://jabber.org/protocol/pubsub}items") =<<
elementChildren =<<
isNamed (s"{http://jabber.org/protocol/pubsub}pubsub") p,
attributeText (s"node") items == Just (s"urn:xmpp:vcard4"),
itemId <- attributeText (s"id") =<< headZ (isNamed (s"{http://jabber.org/protocol/pubsub}item") =<< elementChildren items) = do
owners <- filterM (\owner ->
fromMaybe False <$> DB.getEnum db (DB.byJid owner ["allowJidDiscovery"])
) . mapMaybe XMPP.parseJID =<< DB.smembers db (DB.byNode smsJid ["owners"])
let tel = maybe mempty XMPP.strNode $ XMPP.jidNode smsJid
quicksy <- (atomicUIO =<<) $ UIO.lift $ sendIQ $ (emptyIQ IQGet) {
iqTo = XMPP.parseJID $ s"api.quicksy.im",
iqFrom = XMPP.parseJID $ bareTxt componentJid ++ s"/IQMANAGER",
iqPayload = Just $ XML.Element (s"{im.quicksy.synchronization:0}phone-book") [] [
XML.NodeElement $ XML.Element (s"{im.quicksy.synchronization:0}entry") [(s"number", [XML.ContentText tel])] []
]
}
log "QUICKSY RESPONSE" quicksy
let quicksyOwners = mapMaybe (XMPP.parseJID . mconcat . XML.elementText) $ XML.elementChildren =<< filter (\entry -> XML.attributeText (s"number") entry == Just tel)
(XML.isNamed (s"{im.quicksy.synchronization:0}entry") =<< XML.elementChildren =<< XML.isNamed (s"{im.quicksy.synchronization:0}phone-book") =<< justZ (XMPP.iqPayload =<< quicksy))
log "VCARD4 OWNERS" (owners, quicksyOwners)
return [mkStanzaRec $ iqReply (Just $
XML.Element (s"{http://jabber.org/protocol/pubsub}pubsub") [] [
XML.NodeElement $ XML.Element (s"{http://jabber.org/protocol/pubsub}items")
[(s"node", [XML.ContentText $ s"urn:xmpp:avatar:data"])] [
XML.NodeElement $ XML.Element (s"{http://jabber.org/protocol/pubsub}item")
[(s"id", [XML.ContentText $ fromMaybe (s"current") itemId])] [
XML.NodeElement $ XML.Element (s"{urn:ietf:params:xml:ns:vcard-4.0}vcard") [] ([
XML.NodeElement $ XML.Element (s"{urn:ietf:params:xml:ns:vcard-4.0}tel") [] [
XML.NodeElement $ mkElement (s"{urn:ietf:params:xml:ns:vcard-4.0}uri") (s"tel:" ++ tel)
]
] ++ map (\jid ->
XML.NodeElement $ XML.Element (s"{urn:ietf:params:xml:ns:vcard-4.0}impp") [] [
XML.NodeElement $ mkElement (s"{urn:ietf:params:xml:ns:vcard-4.0}uri") (s"xmpp:" ++ formatJID jid)
]
) (nub $ owners ++ quicksyOwners))
]
]
]
) iq]
where
extra = T.unpack $ escapeJid $ T.pack $ show (id, fromMaybe mempty resourceFrom)
resourceFrom = strResource <$> jidResource from
componentStanza (ComponentContext { componentJid }) (ReceivedIQ (iq@IQ { iqType = IQSet, iqFrom = Just from, iqTo = Just (to@JID {jidNode = Nothing}), iqID = id, iqPayload = Just p }))
| [query] <- isNamed (fromString "{jabber:iq:gateway}query") p,
[prompt] <- isNamed (fromString "{jabber:iq:gateway}prompt") =<< elementChildren query = do
case telToJid (mconcat $ elementText prompt) (formatJID componentJid) of
Just jid ->
return [mkStanzaRec $ (emptyIQ IQResult) {
iqTo = Just from,
iqFrom = Just to,
iqID = id,
iqPayload = Just $ Element (fromString "{jabber:iq:gateway}query") []
[NodeElement $ Element (fromString "{jabber:iq:gateway}jid") [ ] [NodeContent $ ContentText $ formatJID jid]]
}]
Nothing ->
return [mkStanzaRec $ iq {
iqTo = Just from,
iqFrom = Just to,
iqType = IQError,
iqPayload = Just $ Element (fromString "{jabber:component:accept}error")
[(fromString "{jabber:component:accept}type", [ContentText $ fromString "modify"])]
[
NodeElement $ Element (fromString "{urn:ietf:params:xml:ns:xmpp-stanzas}not-acceptable") [] [],
NodeElement $ Element (fromString "{urn:ietf:params:xml:ns:xmpp-stanzas}text")
[(fromString "xml:lang", [ContentText $ fromString "en"])]
[NodeContent $ ContentText $ fromString "Only US/Canada telephone numbers accepted"]
]
}]
componentStanza _ (ReceivedIQ (IQ { iqType = IQGet, iqFrom = Just from, iqTo = Just (to@JID {jidNode = Nothing}), iqID = id, iqPayload = Just p }))
| [_] <- isNamed (fromString "{jabber:iq:gateway}query") p = do
return [mkStanzaRec $ (emptyIQ IQResult) {
iqTo = Just from,
iqFrom = Just to,
iqID = id,
iqPayload = Just $ Element (fromString "{jabber:iq:gateway}query") []
[
NodeElement $ Element (fromString "{jabber:iq:gateway}desc") [ ] [NodeContent $ ContentText $ fromString "Please enter your contact's phone number"],
NodeElement $ Element (fromString "{jabber:iq:gateway}prompt") [ ] [NodeContent $ ContentText $ fromString "Phone Number"]
]
}]
componentStanza (ComponentContext { db }) (ReceivedIQ (iq@IQ { iqType = IQError, iqFrom = Just from, iqTo = Just to }))
| (strNode <$> jidNode to) == Just (fromString "create"),
Just resource <- strResource <$> jidResource to = do
log "create@ ERROR" (from, to, iq)
case T.splitOn (fromString "|") resource of
(cheoJidT:_) | Just cheoJid <- parseJID cheoJidT -> do
mnick <- DB.get db (DB.byNode cheoJid ["nick"])
let nick = fromMaybe (maybe mempty strNode (jidNode cheoJid)) mnick
let Just room = parseJID $ bareTxt from <> fromString "/" <> nick
(++) <$>
leaveRoom db cheoJid "Joined a different room." <*>
joinRoom db cheoJid room
_ -> return [] -- Invalid packet, ignore
componentStanza (ComponentContext { componentJid }) (ReceivedIQ (IQ { iqType = IQResult, iqFrom = Just from, iqTo = Just to }))
| (strNode <$> jidNode to) == Just (fromString "create"),
Just resource <- strResource <$> jidResource to = do
case T.splitOn (fromString "|") resource of
(cheoJidT:name:[]) | Just cheoJid <- parseJID cheoJidT, Just tel <- strNode <$> jidNode cheoJid ->
createRoom componentJid [strDomain $ jidDomain from] cheoJid (name <> fromString "_" <> tel)
(cheoJidT:name:servers) | Just cheoJid <- parseJID cheoJidT ->
createRoom componentJid servers cheoJid name
_ -> return [] -- Invalid packet, ignore
componentStanza (ComponentContext { toRejoinManager }) (ReceivedIQ (IQ { iqType = IQResult, iqID = Just id, iqFrom = Just from }))
| fromString "CHEOGRAMPING%" `T.isPrefixOf` id = do
atomically $ writeTChan toRejoinManager (PingReply from)
return []
componentStanza (ComponentContext { toRejoinManager }) (ReceivedIQ (IQ { iqType = IQError, iqID = Just id, iqFrom = Just from }))
| fromString "CHEOGRAMPING%" `T.isPrefixOf` id = do
atomically $ writeTChan toRejoinManager (PingError from)
return []
componentStanza _ (ReceivedIQ (IQ { iqType = IQResult, iqFrom = Just from, iqTo = Just to, iqID = Just id, iqPayload = Just p }))
| [query] <- isNamed (fromString "{http://jabber.org/protocol/muc#owner}query") p,
[form] <- isNamed (fromString "{jabber:x:data}x") =<< elementChildren query = do
uuid <- fromMaybe "UUIDFAIL" <$> (fmap.fmap) (fromString . UUID.toString) UUID.nextUUID
let fullid = if fromString "CHEOGRAMCREATE%" `T.isPrefixOf` id then "CHEOGRAMCREATE%" <> uuid else uuid
return [mkStanzaRec $ (emptyIQ IQSet) {
iqTo = Just from,
iqFrom = Just to,
iqID = Just $ fromString fullid,
iqPayload = Just $ Element (fromString "{http://jabber.org/protocol/muc#owner}query") [] [
NodeElement $
fillFormField (fromString "muc#roomconfig_publicroom") (fromString "0") $
fillFormField (fromString "muc#roomconfig_persistentroom") (fromString "1") $
fillFormField (fromString "muc#roomconfig_allowinvites") (fromString "1") $
fillFormField (fromString "muc#roomconfig_membersonly") (fromString "1")
form { elementAttributes = [(fromString "{jabber:x:data}type", [ContentText $ fromString "submit"])] }
]
}]
componentStanza (ComponentContext { smsJid = (Just smsJid), componentJid }) (ReceivedIQ (IQ { iqType = IQResult, iqFrom = Just from, iqTo = Just to, iqID = Just id }))
| fromString "CHEOGRAMCREATE%" `T.isPrefixOf` id = do
fmap (((mkStanzaRec $ mkSMS componentJid smsJid (mconcat [fromString "* You have created ", bareTxt from])):) . concat . toList) $
forM (parseJID $ bareTxt to <> fromString "/create") $
queryDisco from
componentStanza (ComponentContext { componentJid }) (ReceivedIQ (IQ { iqType = typ, iqTo = Just to@(JID { jidNode = Just toNode }), iqPayload = Just p }))
| typ `elem` [IQResult, IQError],
Just idAndResource <- T.stripPrefix (s"CHEOGRAM%query-then-send-command-list%") . strResource =<< jidResource to,
Just (iqId, resource) <- readZ $ T.unpack $ unescapeJid idAndResource,
Just routeTo <- parseJID (unescapeJid (strNode toNode) ++ if T.null resource then mempty else s"/" ++ resource) =
if typ == IQError then do
return [mkStanzaRec $ commandList componentJid iqId componentJid routeTo []]
else do
let items = isNamed (s"{http://jabber.org/protocol/disco#items}item") =<< elementChildren p
return [mkStanzaRec $ commandList componentJid iqId componentJid routeTo items]
componentStanza (ComponentContext { db, componentJid, sendIQ }) (ReceivedIQ (IQ { iqType = IQError, iqTo = Just to@(JID { jidNode = Just toNode }), iqFrom = Just from }))
| fmap strResource (jidResource to) == Just (s"CHEOGRAM%query-then-send-presence"),
Just routeTo <- parseJID (unescapeJid (strNode toNode)),
Just fromNode <- jidNode from,
Just routeFrom <- parseJID (strNode fromNode ++ s"@" ++ formatJID componentJid) = do
telFeatures <- getTelFeatures db componentJid sendIQ routeTo
return [ mkStanzaRec $ telAvailable routeFrom routeTo telFeatures ]
componentStanza (ComponentContext { db, componentJid, sendIQ }) (ReceivedIQ (IQ { iqType = IQResult, iqTo = Just to@(JID { jidNode = Just toNode }), iqFrom = Just from, iqPayload = Just p }))
| Just idAndResource <- T.stripPrefix (s"CHEOGRAM%query-then-send-ack%") . strResource =<< jidResource to,
Just (messageId, resource) <- readZ $ T.unpack $ unescapeJid idAndResource,
[query] <- isNamed (fromString "{http://jabber.org/protocol/disco#info}query") p,
Just routeTo <- parseJID (unescapeJid (strNode toNode) ++ if T.null resource then mempty else s"/" ++ resource),
Just fromNode <- jidNode from,
Just routeFrom <- parseJID (strNode fromNode ++ s"@" ++ formatJID componentJid) =
let features = mapMaybe (attributeText (fromString "var")) $ isNamed (fromString "{http://jabber.org/protocol/disco#info}feature") =<< elementChildren query in
if (s"urn:xmpp:receipts") `elem` features then do
return []
else do
return [mkStanzaRec $ deliveryReceipt messageId routeFrom routeTo]
| fmap strResource (jidResource to) == Just (s"CHEOGRAM%query-then-send-presence"),
[query] <- isNamed (fromString "{http://jabber.org/protocol/disco#info}query") p,
Just routeTo <- parseJID (unescapeJid (strNode toNode)),
Just fromNode <- jidNode from,
Just routeFrom <- parseJID (strNode fromNode ++ s"@" ++ formatJID componentJid) = do
telFeatures <- getTelFeatures db componentJid sendIQ routeTo
return [
mkStanzaRec $ telAvailable routeFrom routeTo $ (telFeatures ++) $ mapMaybe (attributeText (fromString "var")) $
isNamed (fromString "{http://jabber.org/protocol/disco#info}feature") =<< elementChildren query
]
| [query] <- isNamed (fromString "{http://jabber.org/protocol/disco#info}query") p = do
let vars = mapMaybe (attributeText (fromString "var")) $
isNamed (fromString "{http://jabber.org/protocol/disco#info}feature") =<< elementChildren query
if s"muc_membersonly" `elem` vars then
DB.setEnum db (DB.byJid from ["muc_membersonly"]) True
else
DB.del db (DB.byJid from ["muc_membersonly"])
return []
componentStanza _ (ReceivedIQ (iq@IQ { iqType = IQGet, iqFrom = Just from, iqTo = Just to, iqPayload = Just p }))
| not $ null $ isNamed (fromString "{urn:xmpp:ping}ping") p = do
return [mkStanzaRec $ iq {
iqTo = Just from,
iqFrom = Just to,
iqType = IQResult,
iqPayload = Nothing
}]
componentStanza (ComponentContext { db, smsJid = maybeSmsJid, componentJid }) (ReceivedIQ (iq@IQ { iqType = typ, iqFrom = Just from }))
| fmap strResource (jidResource =<< iqTo iq) /= Just (s"capsQuery") = do
let resourceSuffix = maybe mempty (s"/"++) $ fmap strResource (jidResource from)
maybeRoute <- DB.get db (DB.byJid from ["direct-message-route"])
case (maybeRoute, parseJID $ escapeJid (bareTxt from) ++ s"@" ++ formatJID componentJid ++ resourceSuffix) of
(Just route, Just routeFrom) | isJust maybeSmsJid -> do
return [mkStanzaRec $ iq {
iqFrom = Just routeFrom,
iqTo = parseJID $ (maybe mempty (++s"@") $ strNode <$> (jidNode =<< maybeSmsJid)) ++ route
}]
_ | typ `elem` [IQGet, IQSet] -> do
return [mkStanzaRec $ iqNotImplemented iq]
_ | typ == IQError, Just smsJid <- maybeSmsJid -> do
log "IQ ERROR" iq
return [mkStanzaRec $ mkSMS componentJid smsJid (fromString "Error while querying or configuring " <> formatJID from)]
_ -> log "IGNORE BOGUS REPLY (no route)" iq >> return []
componentStanza _ _ = return []
participantJid payloads =
listToMaybe $ mapMaybe (parseJID <=< attributeText (fromString "jid")) $
isNamed (fromString "{http://jabber.org/protocol/muc#user}item") =<<
elementChildren =<<
isNamed (fromString "{http://jabber.org/protocol/muc#user}x") =<< payloads
-- Tapbacks reference messages using the whole body, so we need to remember message id, body pairs temporarily for them to work
rememberIncomingBody :: (Unexceptional m) => DB.DB -> Message -> m Message
rememberIncomingBody db m@(XMPP.Message { XMPP.messageTo = Just to, XMPP.messagePayloads = payloads })
| Just body <- getBody "jabber:component:accept" m,
Just tapback <- Tapback.parse body = do
mrid <- fmap (join . hush) $ UIO.fromIO $ DB.get db (DB.byJid to ["body", showDigest $ sha1 $ LZ.fromStrict $ encodeUtf8 $ Tapback.body tapback])
case mrid of
Nothing -> return m
Just rid -> return $ m {
XMPP.messagePayloads = payloads ++ [
XML.Element (s"{urn:xmpp:reactions:0}reactions") [(s"id", [XML.ContentText rid])] [
XML.NodeElement $ mkElement (s"{urn:xmpp:reactions:0}reaction") (Tapback.emoji tapback)
]
]
}
rememberIncomingBody db m@(XMPP.Message { XMPP.messageTo = Just to })
| Just body <- getBody "jabber:component:accept" m = do
mid <- midGenerator
void $ UIO.fromIO $ do -- ignore db failure
DB.set db (DB.byJid to ["body", textToString mid]) body
DB.expire db (DB.byJid to ["body", textToString mid]) 43200
return $ m { XMPP.messageID = Just mid }
where
midGenerator
| Just originalId <- XMPP.messageID m = return originalId
| otherwise = fromIO_ $ fmap (fromMaybe mempty) $ (fmap . fmap) UUID.toText UUID.nextUUID
rememberIncomingBody _ m = return m
rememberOutgoingBody :: (Unexceptional m) => DB.DB -> Message -> m ()
rememberOutgoingBody db m@(XMPP.Message { XMPP.messageFrom = Just from, XMPP.messageID = Just mid })
| Just body <- getBody "jabber:component:accept" m =
let
hash = showDigest $ sha1 $ LZ.fromStrict $ encodeUtf8 body
in
void $ UIO.fromIO $ do -- ignore db failure
DB.set db (DB.byJid from ["body", hash]) mid
DB.expire db (DB.byJid from ["body", hash]) 43200
rememberOutgoingBody _ _ = return ()
cacheHTTP :: (Unexceptional m) => FilePath -> Text -> m (Either IOError (FilePath, Digest SHA1, Digest SHA256, Digest SHA512))
cacheHTTP jingleStore url =
UIO.fromIO' (userError . show) $
HTTP.get (encodeUtf8 url) $ \response body -> UIO.runEitherIO $
if HTTP.getStatusCode response == 200 then
Jingle.storeChunks Nothing jingleStore
(reverse $ take 240 $ reverse $ escapeURIString isAlphaNum (textToString url))
(hush <$> UIO.fromIO (fromMaybe mempty <$> Streams.read body))
else
return $ Left $ userError "Response was not 200 OK"
data ProtoSIMS = ProtoSIMS {
protoSimsPath :: FilePath,
protoSimsName :: Text,
protoSimsMimeType :: Text,
protoSimsSources :: [Text],
protoSimsSha1 :: Digest SHA1,
protoSimsSha256 :: Digest SHA256,
protoSimsSha512 :: Digest SHA512
} deriving (Show)
cacheOneOOB :: (Unexceptional m) => Magic -> ([StatsD.Stat] -> m ()) -> FilePath -> Text -> XML.Element -> m (Maybe (Text, Text), Maybe ProtoSIMS, XML.Element)
cacheOneOOB magic pushStatsd jingleStore jingleStoreURL oob
| [url] <- (mconcat . XML.elementText) <$> urls = do
cacheResult <- cacheHTTP jingleStore url
case cacheResult of
Left err -> do
pushStatsd [StatsD.stat ["cache", "oob", "failure"] 1 "c" Nothing]
log "cacheOneOOB" (err, oob)
return (Nothing, Nothing, oob)
Right (path, sha1, sha256, sha512) -> do
pushStatsd [StatsD.stat ["cache", "oob", "success"] 1 "c" Nothing]
mimeType <- fromIO_ $ magicFile magic path
let extSuffix = maybe mempty (s"." ++) $ SMap.lookup mimeType mimeToExtMap
let name = T.takeWhileEnd (/='/') url
let url' = jingleStoreURL ++ (T.takeWhileEnd (/='/') $ fromString path) ++ extSuffix
return (
Just (url, url'),
Just (ProtoSIMS path name (fromString mimeType) [url'] sha1 sha256 sha512),
oob {
XML.elementNodes =
map XML.NodeElement
(mkElement urlName url' : rest)
}
)
| otherwise = do
pushStatsd [StatsD.stat ["cache", "oob", "malformed"] 1 "c" Nothing]
log "cacheOneOOB MALFORMED" oob
return (Nothing, Nothing, oob)
where
urlName = s"{jabber:x:oob}url"
(urls, rest) = partition (\el -> XML.elementName el == urlName) (elementChildren oob)
hashEl :: String -> Digest a -> XML.Element
hashEl algo digest = XML.Element (s"{urn:xmpp:hashes:2}hash")
[(s"algo", [XML.ContentText $ fromString algo])]
[XML.NodeContent $ XML.ContentText $ decodeUtf8 $ Base64.encode $ ByteArray.convert digest]
thumbEl :: Int -> Int -> Text -> Text -> XML.Element
thumbEl w h mime uri = XML.Element (s"{urn:xmpp:thumbs:1}thumbnail") [
(s"width", [XML.ContentText $ tshow w]),
(s"height", [XML.ContentText $ tshow h]),
(s"media-type", [XML.ContentText mime]),
(s"uri", [XML.ContentText uri])
] []
mkSIMS :: (Unexceptional m) => ProtoSIMS -> m XML.Element
mkSIMS (ProtoSIMS path name mimeType sources sha1 sha256 sha512) = do
size <- fmap (fmap tshow . rightZ) $ UIO.fromIO $ getFileSize path
thumbs <- if s"image/" `T.isPrefixOf` mimeType then do
img <- join . fmap rightZ . rightZ <$> UIO.fromIO (Picture.readImage path)
return $ concatMap (\img ->
let (w, h) = Picture.dynamicMap (\px -> (Picture.imageWidth px, Picture.imageHeight px)) img in
thumbEl
w h (s"image/blurhash") <$>
(fmap ((s"data:image/blurhash,"++) . fromString . escapeURIString isUnescapedInURI . textToString . decodeUtf8 . LZ.toStrict) $ rightZ $ Blurhash.encodeDynamic img)
) (img :: [Picture.DynamicImage])
else return []
return $ XML.Element (s"{urn:xmpp:reference:0}reference") [(s"type", [s"data"])] [
XML.NodeElement $ XML.Element (s"{urn:xmpp:sims:1}media-sharing") [] [
XML.NodeElement $ XML.Element (s"{urn:xmpp:jingle:apps:file-transfer:5}file") [] ([
XML.NodeElement $ mkElement (s"{urn:xmpp:jingle:apps:file-transfer:5}name") name,
XML.NodeElement $ mkElement (s"{urn:xmpp:jingle:apps:file-transfer:5}media-type") mimeType,
XML.NodeElement $ hashEl "sha-1" sha1,
XML.NodeElement $ hashEl "sha-256" sha256,
XML.NodeElement $ hashEl "sha-512" sha512
] ++ map XML.NodeElement thumbs ++ map (XML.NodeElement . mkElement (s"{urn:xmpp:jingle:apps:file-transfer:5}size")) size),
XML.NodeElement $ XML.Element (s"{urn:xmpp:sims:1}sources") [] $ map (\source ->
XML.NodeElement $ XML.Element (s"{urn:xmpp:reference:0}reference") [
(s"type", [s"data"]),
(s"uri", [XML.ContentText source])
] []
) sources
]
]
oobDescUrl :: XML.Element -> (Text, Text)
oobDescUrl oob = (
mconcat (XML.elementText =<< XML.isNamed (s"{jabber:x:oob}desc") =<< XML.elementChildren oob),
mconcat (XML.elementText =<< XML.isNamed (s"{jabber:x:oob}url") =<< XML.elementChildren oob)
)
addOOBFallbackBody :: XMPP.Message -> XMPP.Message
addOOBFallbackBody m
| null oobs = m
| otherwise = m { messagePayloads = body' : fallbackEl : noBody }
where
body' = mkElement bodyName bodyText'
bodyText' = intercalate (s"\n") $ catMaybes [bodyText, Just fallbackText]
fallbackEl =
XML.Element (s"{urn:xmpp:fallback:0}fallback") [(s"for", [s"jabber:x:oob"])] [
XML.NodeElement $ XML.Element (s"{urn:xmpp:fallback:0}body") [
(s"start", [XML.ContentText $ tshow $ maybe 0 (\t -> T.length t) bodyText]),
(s"end", [XML.ContentText $ tshow $ T.length bodyText'])
] []
]
fallbackText = T.dropWhileEnd (== ' ') $ intercalate (s"\n") $ concatMap (\oob ->
let (desc, url) = oobDescUrl oob in
if T.null desc then [url] else [desc, url]
) oobs
oobName = s"{jabber:x:oob}x"
bodyName = s"{jabber:component:accept}body"
bodyText = headZ $ map (T.dropWhileEnd (==' ') . mconcat . XML.elementText) body
oobs = filter (\el -> XML.elementName el == oobName) noBody
(body, noBody) = partition (\el -> XML.elementName el == bodyName) (XMPP.messagePayloads m)
cacheOOB :: (Unexceptional m) => Magic -> ([StatsD.Stat] -> m ()) -> FilePath -> Text -> (XMPP.Message -> Maybe XMPP.Message) -> Bool -> XMPP.Message -> m XMPP.Message
cacheOOB magic pushStatsd jingleStore jingleStoreURL generateFallbacks doSims m@(XMPP.Message { XMPP.messagePayloads = payloads }) = do
(replacements, protoSIMS, oobs') <- unzip3 <$> mapM (cacheOneOOB magic pushStatsd jingleStore jingleStoreURL) oobs
sims <- if doSims then mapM mkSIMS $ catMaybes protoSIMS else return []
return $ fromMaybe m $ (generateFallbacks $ m { XMPP.messagePayloads = noOobs ++ sims ++ oobs' }) <|>
(Just $ m { XMPP.messagePayloads =
((mkElement bodyName .: foldl (\body (a, b) -> T.replace a b body)) <$>
(map (T.dropWhileEnd (==' ') . mconcat . XML.elementText) body) <*> pure (catMaybes replacements)) ++
noOobsNoBody ++ sims ++ oobs'
})
where
oobName = s"{jabber:x:oob}x"
bodyName = s"{jabber:component:accept}body"
(body, noOobsNoBody) = partition (\el -> XML.elementName el == bodyName) noOobs
(oobs, noOobs) = partition (\el -> XML.elementName el == oobName) payloads
component :: DB.DB
-> Redis.Connection
-> ([StatsD.Stat] -> UIO ())
-> Text
-> Text
-> Maybe Avatar
-> ((Message -> Maybe Message) -> Bool -> Message -> UIO Message)
-> (IQ -> UIO (STM (Maybe IQ)))
-> (IQ -> XMPP ())
-> (Message -> STM ())
-> TChan RoomPresences
-> TChan RejoinManagerCommand
-> TChan JoinPartDebounce
-> TChan StanzaRec
-> TChan ReceivedStanza
-> (IQ -> IO (Maybe IQ))
-> (IQ -> XMPP ())
-> JID
-> [Text]
-> XMPP ()
component db redis pushStatsd backendHost did maybeAvatar cacheOOB sendIQ iqReceiver adhocBotMessage toRoomPresences toRejoinManager toJoinPartDebouncer toComponent toStanzaProcessor processDirectMessageRouteConfig jingleHandler componentJid conferenceServers = do
sendThread <- forkXMPP $ forever $ flip catchError (log "component EXCEPTION") $ do
stanza <- liftIO $ hasLocked "read toComponent" $ atomically $ readTChan toComponent
UIO.lift $ pushStatsd [StatsD.stat ["stanzas", "out"] 1 "c" Nothing]
putStanza =<< (liftIO . ensureId) stanza
recvThread <- forkXMPP $ forever $ flip catchError (\e -> do
log "component read EXCEPTION" e
liftIO $ case e of
TransportError _ -> die "Component connection gone"
InvalidStanza el | not $ null $ isNamed (s"{http://etherx.jabber.org/streams}error") el -> die "Component connection error"
_ -> return ()
) $
(liftIO . hasLocked "write toStanzaProcessor" . atomicUIO . writeTChan toStanzaProcessor) =<< getStanza
flip catchError (\e -> liftIO (log "component part 2 EXCEPTION" e >> killThread sendThread >> killThread recvThread)) $ forever $ do
stanza <- liftIO $ hasLocked "read toStanzaProcessor" $ atomicUIO $ readTChan toStanzaProcessor
UIO.lift $ pushStatsd [StatsD.stat ["stanzas", "in"] 1 "c" Nothing]
liftIO $ forkIO $ case stanza of
(ReceivedPresence p@(Presence { presenceType = PresenceAvailable, presenceFrom = Just from, presenceTo = Just to }))
| Just returnFrom <- parseJID (bareTxt to ++ s"/capsQuery") ->
let
cheogramBareJid = escapeJid (bareTxt from) ++ s"@" ++ formatJID componentJid
caps = child (s"{http://jabber.org/protocol/caps}c") p
show = maybe mempty mconcat $ elementText <$> child (s"{jabber:component:accept}show") p
priority = fromMaybe 0 $ (readZ . textToString . mconcat =<< elementText <$> child (s"{jabber:component:accept}priority") p)
pavailableness = availableness show priority
in do
-- Caps?
case (XML.attributeText (s"ver") =<< caps, XML.attributeText (s"node") =<< caps) of
-- Yes: write ver to <barejid>/resource and <cheoagramjid>/resource
(Just ver, Just node) -> do
let bver = Base64.decodeLenient $ encodeUtf8 ver
let val = LZ.toStrict $ Builder.toLazyByteString (Builder.word16BE pavailableness ++ Builder.byteString bver)
Right exists <- Redis.runRedis redis $ do
Redis.hset (encodeUtf8 $ bareTxt from) (encodeUtf8 $ maybe mempty strResource $ jidResource from) val
Redis.hset (encodeUtf8 $ cheogramBareJid) (encodeUtf8 $ maybe mempty strResource $ jidResource from) val
-- ver in redis?
Redis.exists bver
-- Yes: done
-- No: send disco query, with node
when (not exists) $ sendToComponent . mkStanzaRec =<< queryDiscoWithNode (Just $ node ++ s"#" ++ ver) from returnFrom
-- No: write only availableness to redis. send disco query, no node
_ -> do
let val = LZ.toStrict $ Builder.toLazyByteString (Builder.word16BE pavailableness)
void $ Redis.runRedis redis $ do
Redis.hset (encodeUtf8 $ bareTxt from) (encodeUtf8 $ maybe mempty strResource $ jidResource from) val
Redis.hset (encodeUtf8 $ cheogramBareJid) (encodeUtf8 $ maybe mempty strResource $ jidResource from) val
mapM_ sendToComponent =<< queryDisco from returnFrom
(ReceivedPresence (Presence { presenceType = PresenceUnavailable, presenceFrom = Just from })) -> do
let cheogramBareJid = escapeJid (bareTxt from) ++ s"@" ++ formatJID componentJid
-- Delete <barejid>/resource and <cheogramjid>/resource
void $ Redis.runRedis redis $ do
Redis.hdel (encodeUtf8 $ bareTxt from) [encodeUtf8 $ maybe mempty strResource $ jidResource from]
Redis.hdel (encodeUtf8 $ cheogramBareJid) [encodeUtf8 $ maybe mempty strResource $ jidResource from]
(ReceivedIQ iq@(IQ { iqType = IQResult, iqFrom = Just from }))
| Just query <- child (s"{http://jabber.org/protocol/disco#info}query") iq -> do
let cheogramBareJid = escapeJid (bareTxt from) ++ s"@" ++ formatJID componentJid
let bver = discoToCapsHash query
-- Write <ver> with the list of features
void $ Redis.runRedis redis $ do
Redis.sadd bver (encodeUtf8 <$> discoVars query)
-- Write ver to <barejid>/resource and <cheogramjid>/resource
Right ravailableness <- (fmap . fmap) (maybe (BS.pack [0,0]) (BS.take 2)) $ Redis.hget (encodeUtf8 $ bareTxt from) (encodeUtf8 $ maybe mempty strResource $ jidResource from)
let val = ravailableness ++ bver
Redis.hset (encodeUtf8 $ bareTxt from) (encodeUtf8 $ maybe mempty strResource $ jidResource from) val
Redis.hset (encodeUtf8 $ cheogramBareJid) (encodeUtf8 $ maybe mempty strResource $ jidResource from) val
_ -> return ()
flip forkFinallyXMPP (either (log "RECEIVE ONE" . show) return) $ case (stanzaFrom $ receivedStanza stanza, stanzaTo $ receivedStanza stanza, mapToBackend backendHost =<< stanzaTo (receivedStanza stanza), fmap strNode . jidNode =<< stanzaTo (receivedStanza stanza), stanza) of
(_, Just to, _, _, ReceivedIQ iq@(IQ { iqType = typ }))
| typ `elem` [IQResult, IQError],
(strResource <$> jidResource to) `elem` map Just [s"adhocbot", s"IQMANAGER"] ->
iqReceiver iq
(Just from, Just to, _, _, ReceivedMessage (Message { messageType = MessageError }))
| strDomain (jidDomain from) == backendHost,
to == componentJid ->
log "backend error" stanza
(Just from, Just to, _, _, ReceivedMessage m)
| strDomain (jidDomain from) == backendHost,
to == componentJid,
[] <- isNamed (s"{http://jabber.org/protocol/address}addresses") =<< messagePayloads m,
Just txt <- getBody "jabber:component:accept" m,
Just cheoJid <- mapToComponent from,
fmap strNode (jidNode from) /= Just did ->
liftIO (mapM_ sendToComponent =<< processSMS db componentJid conferenceServers from cheoJid txt (getThread "jabber:component:accept" m))
(Just from, Just to, Nothing, Just localpart, ReceivedMessage m)
| Just txt <- getBody "jabber:component:accept" m,
Just owner <- parseJID (unescapeJid localpart),
(T.length txt == 144 || T.length txt == 145) && (s"CHEOGRAM") `T.isPrefixOf` txt -> liftIO $ do -- the length of our token messages
log "POSSIBLE TOKEN" (from, to, txt)
maybeRoute <- DB.get db (DB.byJid owner ["direct-message-route"])
when (Just (strDomain $ jidDomain from) == maybeRoute || bareTxt from == bareTxt owner) $ do
maybeToken <- DB.get db (DB.byJid owner ["addtoken"])
case (fmap (first parseJID) (readZ . textToString =<< maybeToken)) of
(Just (Just cheoJid, token)) | (s"CHEOGRAM"++token) == txt -> do
log "SET OWNER" (cheoJid, owner)
DB.set db (DB.byJid owner ["cheoJid"]) (formatJID cheoJid)
DB.sadd db (DB.byNode cheoJid ["owners"]) [bareTxt owner]
_ -> log "NO TOKEN FOUND, or mismatch" maybeToken
(Just from, Just to, Nothing, Just localpart, _)
| Just multipleTo <- mapM localpartToURI (T.split (==',') localpart),
ReceivedMessage m <- stanza,
Just backendJid <- parseJID backendHost -> liftIO $ do
m' <- UIO.lift $ cacheOOB (const Nothing) False $ m { messagePayloads = messagePayloads m ++ [
Element (s"{http://jabber.org/protocol/address}addresses") [] $ map (\oneto ->
NodeElement $ Element (s"{http://jabber.org/protocol/address}address") [
(s"{http://jabber.org/protocol/address}type", [ContentText $ s"to"]),
(s"{http://jabber.org/protocol/address}uri", [ContentText oneto])
] []
) multipleTo
] }
UIO.lift $ rememberOutgoingBody db m'
-- TODO: should check if backend supports XEP-0033
-- TODO: fallback for no-backend case should work
mapM_ sendToComponent =<< componentMessage db componentJid m' Nothing from backendJid (getBody "jabber:component:accept" m')
| (s"sip.cheogram.com") == strDomain (jidDomain from) -> liftIO $ do
let (toResource, fromResource)
| Just toResource <- T.stripPrefix (s"CHEOGRAM%outbound-sip%") =<< (strResource <$> jidResource to) = (toResource, s"tel")
| otherwise = (fromMaybe mempty (strResource <$> jidResource to), s"sip:" ++ escapeJid (formatJID from))
case (mapLocalpartToBackend (formatJID componentJid) =<< sanitizeSipLocalpart (maybe mempty strNode $ jidNode from), parseJID (unescapeJid localpart ++ s"/" ++ toResource)) of
(Just componentFrom, Just routeTo) -> liftIO $ do
Just componentFromSip <- return $ parseJID (formatJID componentFrom ++ s"/" ++ fromResource)
sendToComponent $ mkStanzaRec $ receivedStanza $ receivedStanzaFromTo componentFromSip routeTo stanza
_ ->
mapM_ sendToComponent $ stanzaError stanza $
Element (fromString "{jabber:component:accept}error")
[(fromString "{jabber:component:accept}type", [ContentText $ fromString "cancel"])]
[NodeElement $ Element (fromString "{urn:ietf:params:xml:ns:xmpp-stanzas}item-not-found") [] []]
(Just from, Just to, Nothing, Just localpart, _)
| Nothing <- mapM localpartToURI (T.split (==',') $ fromMaybe mempty $ fmap strNode $ jidNode to),
Just routeTo <- parseJID (unescapeJid localpart ++ maybe mempty (s"/"++) (strResource <$> jidResource to)),
fmap (((s"CHEOGRAM%") `T.isPrefixOf`) . strResource) (jidResource to) /= Just True -> liftIO $ do
maybeRoute <- DB.get db (DB.byJid routeTo ["direct-message-route"])
case (maybeRoute, mapToComponent from) of
(Just route, _)
| route == bareTxt from,
ReceivedIQ iq <- stanza,
iqType iq == IQSet,
[query] <- isNamed (fromString "{jabber:iq:register}query") =<< maybeToList (iqPayload iq) -> do
deleteDirectMessageRoute db routeTo
sendToComponent $ mkStanzaRec $ iqReply
(Just $ Element (