725261fcf7
Relicense to AGPLv3, with consent of contributors. bindings.lua completely rewritten. Shift to multipart-post. Updated readme. New plugins: bing.lua, channel.lua. Removed plugins: floodcontrol.lua, librefm.lua. luarun.lua: Will now serialize returned tables. Aliased "/return" to "/lua return".
64 lines
1.7 KiB
Lua
Executable File
64 lines
1.7 KiB
Lua
Executable File
local weather = {}
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local HTTP = require('socket.http')
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local JSON = require('dkjson')
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local utilities = require('utilities')
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function weather:init()
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if not self.config.owm_api_key then
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print('Missing config value: owm_api_key.')
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print('weather.lua will not be enabled.')
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return
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end
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weather.triggers = utilities.triggers(self.info.username):t('weather', true).table
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end
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weather.command = 'weather <location>'
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weather.doc = [[```
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/weather <location>
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Returns the current weather conditions for a given location.
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```]]
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function weather:action(msg)
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local input = utilities.input(msg.text)
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if not input then
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if msg.reply_to_message and msg.reply_to_message.text then
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input = msg.reply_to_message.text
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else
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utilities.send_message(self, msg.chat.id, weather.doc, true, msg.message_id, true)
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return
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end
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end
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local coords = utilities.get_coords(self, input)
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if type(coords) == 'string' then
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utilities.send_reply(self, msg, coords)
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return
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end
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local url = 'http://api.openweathermap.org/data/2.5/weather?APPID=' .. self.config.owm_api_key .. '&lat=' .. coords.lat .. '&lon=' .. coords.lon
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local jstr, res = HTTP.request(url)
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if res ~= 200 then
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utilities.send_reply(self, msg, self.config.errors.connection)
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return
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end
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local jdat = JSON.decode(jstr)
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if jdat.cod ~= 200 then
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utilities.send_reply(self, msg, 'Error: City not found.')
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return
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end
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local celsius = string.format('%.2f', jdat.main.temp - 273.15)
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local fahrenheit = string.format('%.2f', celsius * (9/5) + 32)
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local output = '`' .. celsius .. '°C | ' .. fahrenheit .. '°F, ' .. jdat.weather[1].description .. '.`'
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utilities.send_reply(self, msg, output, true)
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end
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return weather
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