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local cqueues = require'cqueues'
local class = require'r.class'
local pprint = require'pprint'
local bs = require 'bs'
local config = require'config'
local Channel = require'channel'
local pylon_classes = {
irc = require'irc.pylon',
xmpp = require'xmpp.pylon',
discord = require'discord.pylon',
nanochat = require'nanochat.pylon',
}
local Wilson = class()
function Wilson.make(cls, conf)
local self = setmetatable({
pylons={},
busses={},
cq = cqueues.new(),
}, Wilson)
for name, pylon_conf in pairs(conf.pylon) do
pylon_conf.name = name
local pylon_class = pylon_classes[pylon_conf.type]
assert(pylon_class, "no such pylon type "..pylon_conf.type)
self.pylons[name] = pylon_class:make(self, pylon_conf)
print("constructed pylon",name,pylon_conf.type)
end
for name, bus_conf in pairs(conf.bus) do
local bus = {}
for _, item in ipairs(bus_conf) do
local pylon_name, channel_descriptor = item[1], item[2]
local pylon = self.pylons[pylon_name]
assert(pylon,"no such pylon named "..pylon_name)
table.insert(bus, Channel(pylon, channel_descriptor))
end
print("constructed bus ",name,'with '..#bus_conf..' channels')
self.busses[name] = bus
end
return self end
-- find bus containing given channel
function Wilson._find_bus(self, channel)
for name, bus in pairs(self.busses) do
for _, q in ipairs(bus) do if q == channel then return bus end end
end
print("warning: unfound bus for",channel)
end
function Wilson.deliver(self, source_channel, message)
local bus = self:_find_bus(source_channel)
if bus then
for _, dest_channel in ipairs(bus) do
if source_channel ~= dest_channel then
pprint(source_channel, "-->", dest_channel, message)
dest_channel.pylon:post(dest_channel, message)
end
end
end
end
function Wilson.run(self)
for pylonname, pylon in pairs(self.pylons) do
self.cq:wrap(pylon.run, pylon)
print("now running pylon", pylonname)
end
bs.loop_correctly('(toplevel)',self.cq)
end
local config_file = assert(io.open("wilson.ini","r"))
local conf = config.parse(config_file)
config_file:close()
local wilson = Wilson:make(conf)
wilson:run()
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