- Portiere Weather- und Forecast-Plugins

- convert_timestamp() und round() in utilites
- Bugfixes und kleinere Änderungen

otouto/plugins/creds.lua

@@ -60,7 +60,7 @@ end
 function creds_manager:add_creds(var, key)
   print('Saving credential for '..var..' to redis hash '..hash)
   redis:hset(hash, var, key)
-  reload_creds()
+  creds_manager:reload_creds()
   return 'Gespeichert!'
 end
 
@@ -68,7 +68,7 @@ function creds_manager:del_creds(var)
   if redis:hexists(hash, var) == true then
     print('Deleting credential for '..var..' from redis hash '..hash)
     redis:hdel(hash, var)
-	reload_creds()
+	creds_manager:reload_creds()
     return 'Key von "'..var..'" erfolgreich gelöscht!'
   else
     return 'Du hast keine Logininformationen für diese Variable eingespeichert.'
@@ -80,7 +80,7 @@ function creds_manager:rename_creds(var, newvar)
     local key = redis:hget(hash, var)
 	if redis:hsetnx(hash, newvar, key) == true then
 	  redis:hdel(hash, var)
-	  reload_creds()
+	  creds_manager:reload_creds()
 	  return '"'..var..'" erfolgreich zu "'..newvar..'" umbenannt.'
 	else
 	  return "Variable konnte nicht umbenannt werden: Zielvariable existiert bereits."

otouto/plugins/forecast.lua

@@ -0,0 +1,222 @@
+local forecast = {}
+
+local HTTPS = require('ssl.https')
+local URL = require('socket.url')
+local JSON = require('dkjson')
+local utilities = require('otouto.utilities')
+local bindings = require('otouto.bindings')
+local redis = (loadfile "./otouto/redis.lua")()
+
+function forecast:init(config)
+	if not cred_data.forecastio_apikey then
+		print('Missing config value: forecastio_apikey.')
+		print('weather.lua will not be enabled.')
+		return
+	elseif not cred_data.google_apikey then
+		print('Missing config value: google_apikey.')
+		print('weather.lua will not be enabled.')
+		return
+	end
+
+   forecast.triggers = {
+    "^(/f)$",
+	"^(/f) (.*)$",
+	"^(/fh)$",
+	"^(/fh) (.*)$",
+	"^(/forecast)$",
+	"^(/forecast) (.*)$",
+	"^(/forecasth)$",
+	"^(/forecasth) (.*)$"
+	}
+	forecast.doc = [[*
+]]..config.cmd_pat..[[f*:  Wettervorhersage für deinen Wohnort _(/location set <Ort>)_
+*]]..config.cmd_pat..[[f* _<Ort>_: Wettervorhersage für diesen Ort
+*]]..config.cmd_pat..[[fh*: 24-Stunden-Wettervorhersage für deine Stadt _(/location set [Ort]_
+*]]..config.cmd_pat..[[fh* _<Ort>_: 24-Stunden-Wettervorhersage für diesen Ort
+]]
+end
+
+forecast.command = 'forecast'
+
+local BASE_URL = "https://api.forecast.io/forecast"
+local apikey = cred_data.forecastio_apikey
+local google_apikey = cred_data.google_apikey
+
+function get_city_name(lat, lng)
+  local city = redis:hget('telegram:cache:weather:pretty_names', lat..','..lng)
+  if city then return city end
+  local url = 'https://maps.googleapis.com/maps/api/geocode/json?latlng='..lat..','..lng..'&result_type=political&language=de&key='..google_apikey
+  local res, code = HTTPS.request(url)
+  if code ~= 200 then return 'Unbekannte Stadt' end
+  local data = JSON.decode(res).results[1]
+  local city = data.formatted_address
+  print('Setting '..lat..','..lng..' in redis hash telegram:cache:weather:pretty_names to "'..city..'"')
+  redis:hset('telegram:cache:weather:pretty_names', lat..','..lng, city)
+  return city
+end
+
+function get_condition_symbol(weather, n)
+  if weather.data[n].icon == 'clear-day' then
+	return '☀️'
+  elseif weather.data[n].icon == 'clear-night' then
+    return '🌙'
+  elseif weather.data[n].icon == 'rain' then
+    return '☔️'
+  elseif weather.data[n].icon == 'snow' then
+	return '❄️'
+  elseif weather.data[n].icon == 'sleet' then
+    return '🌨'
+  elseif weather.data[n].icon == 'wind' then
+    return '💨'
+  elseif weather.data[n].icon == 'fog' then
+    return '🌫'
+  elseif weather.data[n].icon == 'cloudy' then
+    return '☁️☁️'
+  elseif weather.data[n].icon == 'partly-cloudy-day' then
+    return '🌤'
+  elseif weather.data[n].icon == 'partly-cloudy-night' then
+    return '🌙☁️'
+  else
+    return ''
+  end
+end
+
+function get_temp(weather, n, hourly)
+  if hourly then
+    local temperature = string.gsub(round(weather.data[n].temperature, 1), "%.", ",")
+	local condition = weather.data[n].summary
+	return temperature..'°C | '..get_condition_symbol(weather, n)..' '..condition
+  else
+    local day = string.gsub(round(weather.data[n].temperatureMax, 1), "%.", ",")
+    local night = string.gsub(round(weather.data[n].temperatureMin, 1), "%.", ",")
+    local condition = weather.data[n].summary
+    return '☀️ '..day..'°C | 🌙 '..night..'°C | '..get_condition_symbol(weather, n)..' '..condition
+  end
+end
+
+function forecast:get_forecast(lat, lng)
+  print('Finde Wetter in '..lat..', '..lng)
+  local text = redis:get('telegram:cache:forecast:'..lat..','..lng)
+  if text then print('...aus dem Cache..') return text end
+
+  local url = BASE_URL..'/'..apikey..'/'..lat..','..lng..'?lang=de&units=si&exclude=currently,minutely,hourly,alerts,flags'
+  
+  local response_body = {}
+  local request_constructor = {
+      url = url,
+      method = "GET",
+      sink = ltn12.sink.table(response_body)
+   }
+  local ok, response_code, response_headers, response_status_line = HTTPS.request(request_constructor)
+  if not ok then return nil end
+  local data = JSON.decode(table.concat(response_body))
+  local ttl = string.sub(response_headers["cache-control"], 9)
+
+  
+  local weather = data.daily
+  local city = get_city_name(lat, lng)
+  
+  local header = '*Vorhersage für '..city..':*\n_'..weather.summary..'_\n'
+  
+  local text = '*Heute:* '..get_temp(weather, 1)
+  local text = text..'\n*Morgen:* '..get_temp(weather, 2)
+  
+  for day in pairs(weather.data) do
+	if day > 2 then 
+	  text = text..'\n*'..convert_timestamp(weather.data[day].time, '%a, %d.%m')..'*: '..get_temp(weather, day)
+    end
+  end
+  
+  local text = string.gsub(text, "Mon", "Mo")
+  local text = string.gsub(text, "Tue", "Di")
+  local text = string.gsub(text, "Wed", "Mi")
+  local text = string.gsub(text, "Thu", "Do")
+  local text = string.gsub(text, "Fri", "Fr")
+  local text = string.gsub(text, "Sat", "Sa")
+  local text = string.gsub(text, "Sun", "So")
+  
+  cache_data('forecast', lat..','..lng, header..text, tonumber(ttl), 'key')
+  
+  return header..text
+end
+
+function forecast:get_forecast_hourly(lat, lng)
+  print('Finde stündliches Wetter in '..lat..', '..lng)
+  local text = redis:get('telegram:cache:forecast:'..lat..','..lng..':hourly')
+  if text then print('...aus dem Cache..') return text end
+
+  local url = BASE_URL..'/'..apikey..'/'..lat..','..lng..'?lang=de&units=si&exclude=currently,minutely,daily,alerts,flags'
+  
+  local response_body = {}
+  local request_constructor = {
+      url = url,
+      method = "GET",
+      sink = ltn12.sink.table(response_body)
+   }
+  local ok, response_code, response_headers, response_status_line = HTTPS.request(request_constructor)
+  if not ok then return nil end
+  local data = JSON.decode(table.concat(response_body))
+  local ttl = string.sub(response_headers["cache-control"], 9)
+
+  
+  local weather = data.hourly
+  local city = get_city_name(lat, lng)
+  
+  local header = '*24-Stunden-Vorhersage für '..city..':*\n_'..weather.summary..'_'
+  local text = ""
+  
+  for hour in pairs(weather.data) do
+	if hour < 26 then 
+	  text = text..'\n*'..convert_timestamp(weather.data[hour].time, '%H:%M Uhr')..'* | '..get_temp(weather, hour, true)
+	end
+  end
+  
+  cache_data('forecast', lat..','..lng..':hourly', header..text, tonumber(ttl), 'key')
+  
+  return header..text
+end
+
+function forecast:action(msg, config, matches)
+  local user_id = msg.from.id
+  local city = get_location(user_id)
+  
+  if matches[2] then
+    city = matches[2]
+  else
+    local set_location = get_location(user_id)
+	if not set_location then
+	  city = 'Berlin, Deutschland'
+	else
+	  city = set_location
+	end
+  end
+  
+  local lat = redis:hget('telegram:cache:weather:'..string.lower(city), 'lat')
+  local lng = redis:hget('telegram:cache:weather:'..string.lower(city), 'lng')
+  if not lat and not lng then
+    print('Koordinaten nicht eingespeichert, frage Google...')
+    coords = utilities.get_coords(city, config)
+	lat = coords.lat
+	lng = coords.lon
+  end
+  
+  if not lat and not lng then
+    utilities.send_reply(self, msg, '*Diesen Ort gibt es nicht!*', true)
+    return
+  end
+
+  redis:hset('telegram:cache:weather:'..string.lower(city), 'lat', lat)
+  redis:hset('telegram:cache:weather:'..string.lower(city), 'lng', lng)
+  
+  if matches[1] == '/forecasth' or matches[1] == '/fh' then
+    text = forecast:get_forecast_hourly(lat, lng)
+  else
+    text = forecast:get_forecast(lat, lng)
+  end
+  if not text then
+    text = '*Konnte die Wettervorhersage für diese Stadt nicht bekommen.*'
+  end
+  utilities.send_reply(self, msg, text, true)
+end
+
+return forecast

otouto/plugins/weather.lua

@@ -1,63 +1,150 @@
 local weather = {}
 
-local HTTP = require('socket.http')
+local HTTPS = require('ssl.https')
+local URL = require('socket.url')
 local JSON = require('dkjson')
 local utilities = require('otouto.utilities')
+local bindings = require('otouto.bindings')
+local redis = (loadfile "./otouto/redis.lua")()
 
 function weather:init(config)
-	if not config.owm_api_key then
+	if not cred_data.forecastio_apikey then
-		print('Missing config value: owm_api_key.')
+		print('Missing config value: forecastio_apikey.')
+		print('weather.lua will not be enabled.')
+		return
+	elseif not cred_data.google_apikey then
+		print('Missing config value: google_apikey.')
 		print('weather.lua will not be enabled.')
 		return
 	end
 
-	weather.triggers = utilities.triggers(self.info.username, config.cmd_pat):t('weather', true).table
+   weather.triggers = {
-	weather.doc = [[```
+      "^/wetter$",
-]]..config.cmd_pat..[[weather <location>
+	  "^/wetter (.*)$",
-Returns the current weather conditions for a given location.
+	  "^/w$",
-```]]
+	  "^/w (.*)$"
+	}
+	weather.doc = [[*
+]]..config.cmd_pat..[[wetter*:  Wetter für deinen Wohnort _(/location set [Ort])_
+*]]..config.cmd_pat..[[wetter* _<Ort>_: Wetter für diesen Ort
+]]
 end
 
-weather.command = 'weather <location>'
+weather.command = 'wetter'
 
-function weather:action(msg, config)
+local BASE_URL = "https://api.forecast.io/forecast"
+local apikey = cred_data.forecastio_apikey
+local google_apikey = cred_data.google_apikey
 
-	local input = utilities.input(msg.text)
+function get_city_name(lat, lng)
-	if not input then
+  local city = redis:hget('telegram:cache:weather:pretty_names', lat..','..lng)
-		if msg.reply_to_message and msg.reply_to_message.text then
+  if city then return city end
-			input = msg.reply_to_message.text
+  local url = 'https://maps.googleapis.com/maps/api/geocode/json?latlng='..lat..','..lng..'&result_type=political&language=de&key='..google_apikey
+  local res, code = HTTPS.request(url)
+  if code ~= 200 then return 'Unbekannte Stadt' end
+  local data = JSON.decode(res).results[1]
+  local city = data.formatted_address
+  print('Setting '..lat..','..lng..' in redis hash telegram:cache:weather:pretty_names to "'..city..'"')
+  redis:hset('telegram:cache:weather:pretty_names', lat..','..lng, city)
+  return city
+end
+
+function weather:get_weather(lat, lng)
+  print('Finde Wetter in '..lat..', '..lng)
+  local text = redis:get('telegram:cache:weather:'..lat..','..lng)
+  if text then print('...aus dem Cache') return text end
+
+  local url = BASE_URL..'/'..apikey..'/'..lat..','..lng..'?lang=de&units=si&exclude=minutely,hourly,daily,alerts,flags'
+  
+  local response_body = {}
+  local request_constructor = {
+      url = url,
+      method = "GET",
+      sink = ltn12.sink.table(response_body)
+   }
+  local ok, response_code, response_headers, response_status_line = HTTPS.request(request_constructor)
+  if not ok then return nil end
+  local data = JSON.decode(table.concat(response_body))
+  local ttl = string.sub(response_headers["cache-control"], 9)
+
+  
+  local weather = data.currently
+  local city = get_city_name(lat, lng)
+  local temperature = string.gsub(round(weather.temperature, 1), "%.", ",")
+  local feelslike = string.gsub(round(weather.apparentTemperature, 1), "%.", ",")
+  local temp = '*Wetter in '..city..':*\n'..temperature..' °C'
+  local conditions = ' | '..weather.summary
+  if weather.icon == 'clear-day' then
+	conditions = conditions..' ☀️'
+  elseif weather.icon == 'clear-night' then
+	conditions = conditions..' 🌙'
+  elseif weather.icon == 'rain' then
+    conditions = conditions..' ☔️'
+  elseif weather.icon == 'snow' then
+	 conditions = conditions..' ❄️'
+  elseif weather.icon == 'sleet' then
+     conditions = conditions..' 🌨'
+  elseif weather.icon == 'wind' then
+     conditions = conditions..' 💨'
+  elseif weather.icon == 'fog' then
+     conditions = conditions..' 🌫'
+  elseif weather.icon == 'cloudy' then
+     conditions = conditions..' ☁️☁️'
+  elseif weather.icon == 'partly-cloudy-day' then
+     conditions = conditions..' 🌤'
+  elseif weather.icon == 'partly-cloudy-night' then
+     conditions = conditions..' 🌙☁️'
   else
-			utilities.send_message(self, msg.chat.id, weather.doc, true, msg.message_id, true)
+     conditions = conditions..''
-			return
+  end
+  local windspeed = ' | 💨 '..string.gsub(round(weather.windSpeed, 1), "%.", ",")..' m/s'
+  
+  local text = temp..conditions..windspeed
+  
+  if temperature ~= feelslike then
+    text = text..'\n(gefühlt: '..feelslike..' °C)'
+  end
+  
+  cache_data('weather', lat..','..lng, text, tonumber(ttl), 'key')
+  return text
+end
+
+function weather:action(msg, config, matches)
+  local user_id = msg.from.id
+
+  if matches[1] ~= '/wetter' and matches[1] ~= '/w' then 
+    city = matches[1]
+  else
+    local set_location = get_location(user_id)
+	if not set_location then
+	  city = 'Berlin, Deutschland'
+	else
+	  city = set_location
 	end
   end
   
-	local coords = utilities.get_coords(input, config)
+  local lat = redis:hget('telegram:cache:weather:'..string.lower(city), 'lat')
-	if type(coords) == 'string' then
+  local lng = redis:hget('telegram:cache:weather:'..string.lower(city), 'lng')
-		utilities.send_reply(self, msg, coords)
+  if not lat and not lng then
+    print('Koordinaten nicht eingespeichert, frage Google...')
+    coords = utilities.get_coords(city, config)
+	lat = coords.lat
+	lng = coords.lon
+  end
+  
+  if not lat and not lng then
+    utilities.send_reply(self, msg, '*Diesen Ort gibt es nicht!*', true)
     return
   end
 
-	local url = 'http://api.openweathermap.org/data/2.5/weather?APPID=' .. config.owm_api_key .. '&lat=' .. coords.lat .. '&lon=' .. coords.lon
+  redis:hset('telegram:cache:weather:'..string.lower(city), 'lat', lat)
+  redis:hset('telegram:cache:weather:'..string.lower(city), 'lng', lng)
   
-	local jstr, res = HTTP.request(url)
+  local text = weather:get_weather(lat, lng)
-	if res ~= 200 then
+  if not text then
-		utilities.send_reply(self, msg, config.errors.connection)
+    text = 'Konnte das Wetter von dieser Stadt nicht bekommen.'
-		return
   end
-
+  utilities.send_reply(self, msg, text, true)
-	local jdat = JSON.decode(jstr)
-	if jdat.cod ~= 200 then
-		utilities.send_reply(self, msg, 'Error: City not found.')
-		return
-	end
-
-	local celsius = string.format('%.2f', jdat.main.temp - 273.15)
-	local fahrenheit = string.format('%.2f', celsius * (9/5) + 32)
-	local output = '`' .. celsius .. '°C | ' .. fahrenheit .. '°F, ' .. jdat.weather[1].description .. '.`'
-
-	utilities.send_reply(self, msg, output, true)
-
 end
 
 return weather

otouto/plugins/wikipedia.lua

@@ -8,10 +8,10 @@ local utilities = require('otouto.utilities')
 wikipedia.command = 'wiki <Begriff>'
 
 function wikipedia:init(config)
-	wikipedia.triggers = utilities.triggers(self.info.username, config.cmd_pat):t('wikipedia', true):t('wiki', true):t('w', true).table
+	wikipedia.triggers = utilities.triggers(self.info.username, config.cmd_pat):t('wikipedia', true):t('wiki', true).table
 	wikipedia.doc = [[*
 ]]..config.cmd_pat..[[wiki* _<Begriff>_: Gibt Wikipedia-Artikel aus
-Aliase: ]]..config.cmd_pat..[[w, ]]..config.cmd_pat..[[wikipedia]]
+Alias: ]]..config.cmd_pat..[[wikipedia]]
 end
 
 local get_title = function(search)

otouto/utilities.lua

@@ -240,6 +240,12 @@ function run_command(str)
   return result
 end
 
+function convert_timestamp(timestamp, format)
+  local converted_date = run_command('date -d @'..timestamp..' +"'..format..'"')
+  local converted_date = string.gsub(converted_date, '%\n', '')
+  return converted_date
+end
+
 function string.starts(String, Start)
    return Start == string.sub(String,1,string.len(Start))
 end
@@ -659,6 +665,14 @@ function tablelength(T)
   return count
 end
 
+function round(num, idp)
+  if idp and idp>0 then
+    local mult = 10^idp
+    return math.floor(num * mult + 0.5) / mult
+  end
+  return math.floor(num + 0.5)
+end
+
 function comma_value(amount)
   local formatted = amount
   while true do