Wetter Conky

conkyrc

--[[
lua_load Pfad anpassen an die eigenen Pfade
Adapt lua_load path to your own paths
]]
conky.config = {
-- — Conky settings

	background = false,
	update_interval = 1,
	total_run_times = 0,
	no_buffers = true,	
	
-- — Window specifications with Shadow

	own_window = true,
    own_window_transparent = true,
	own_window_hints = 'undecorated,sticky,skip_taskbar,skip_pager,below',

--  end 

	double_buffer = true,
	minimum_width = 280, minimum_height = 140,
	alignment = 'top_left',

-- — Text settings
	use_xft = true,
	font = 'Symbola:size=10',
	override_utf8_locale = true,
	
	gap_x = 20,
	gap_y = 20,


-- Lua Load
	lua_load = './wetter.lua',
	lua_draw_hook_post = 'main',		
};
conky.text = [[

]];

wetter.lua

--[[
2023 Bleys
Wetter Bilder: https://www.deviantart.com/vclouds/art/VClouds-Weather-Icons-179152045
Namen anpassen an das Original Openweather Schaem: https://openweathermap.org/weather-conditions
]]

require 'cairo'
--require "imlib2"
home_path = os.getenv ('HOME')
x_cw=0
y_cw=0
function rgb_to_rgba(color,alpha)
if color == nil then color=0xFF0000 end
if alpha == nil then alpha=1 end
	return ((color / 0x10000) % 0x100) / 255., ((color / 0x100) % 0x100) / 255., (color % 0x100) / 255., alpha
end

function write_text(cr, x, y, text, f)
--write_text(cr, x, y, text, {})
--font attributes | Schriftattribute zuweisen oder default Werte annehmen
      local x=x+x_cw
      local y=y+y_cw
      local font=f.font or "Symbola"
      local size=f.size or 12
      local align=f.align or 'l'
      local bold=f.bold or false
      local ital=f.italic or false
      local color=f.color or "0xffffff"
      local slant
      local weight
      if ital then sland=1 else sland=0 end
      if bold then weight=1 else weight=0 end  

--Text Size | Textgröße für die Plazierung bestimmen.
      local x_a=0
      local y_a=0
      local te = cairo_text_extents_t:create()
      tolua.takeownership(te)
      cairo_select_font_face (cr, font, slant, weight)
      cairo_set_font_size (cr, size)
      cairo_text_extents (cr, text, te)

--Text Position
      if align=='c' then
        x_a = -(te.width/2+te.x_bearing)
        y_a = -(te.height/2+te.y_bearing)
      end
      if align=='r' then
        x_a = -(te.width+te.x_bearing)
      end

--Schadow 1 Pixel | Schatten für den Text um 1 Pixel versetzt
      cairo_set_source_rgba(cr, rgb_to_rgba(0x000000,1))
      cairo_move_to (cr, x+1+x_a, y+1+y_a)
      cairo_show_text (cr, text)
      cairo_stroke(cr)

-- Now Text on Top | jetzt den Text oben drauf
      cairo_set_source_rgba(cr, rgb_to_rgba(color,1))
      cairo_move_to (cr, x+x_a, y+y_a)
      cairo_show_text (cr, text)
      cairo_stroke(cr)
end

function mysplit (inputstr, sep)
        if sep == nil then
                sep = ","
        end
        local t={}
        for str in string.gmatch(inputstr, "([^"..sep.."]+)") do
                table.insert(t, str)
        end
        return t
end

function fDrawImage(cr,path,xx,yy,ww,hh,arc)
    local xx=xx+x_cw
    local yy=yy+y_cw
    cairo_save (cr)
    local img =  cairo_image_surface_create_from_png(path)
    local w_img, h_img = cairo_image_surface_get_width(img), cairo_image_surface_get_height(img)
    cairo_translate (cr, xx, yy)
    if arc then
        cairo_rotate (cr, arc)
    end
    cairo_scale (cr, ww/w_img, hh/h_img)
    cairo_set_source_surface (cr, img, -w_img/2, -h_img/2)
    cairo_paint (cr)
    cairo_surface_destroy (img)
    collectgarbage ()
    cairo_restore (cr)
end

function conky_main()
	if conky_window==nil then return end
	local cs=cairo_xlib_surface_create(conky_window.display,conky_window.drawable,conky_window.visual, conky_window.width,conky_window.height)	
	local cr=cairo_create(cs)		
	local updates=conky_parse('${updates}')
	update_num=tonumber(updates)
    d_string="N,NNE,NE,ENE,E,ESE,SE,SSE,S,SSW,SW,WSW,W,WNW,NW,NNW"
    directions = mysplit(d_string)
	if update_num>4 then
        wetter = mysplit (conky_parse('${execi 300 sh '..home_path..'/.conky/Wetter/wetter.sh}')) --1-text, 2-temperatur, 3-wind, 4-luftfeuchtigkeit, 5-icon, 6-Sonnenaufgang, 7-Sonnenuntergang,8-aktualisiert,9-luftdruck,10-boeen, 11-Richtung
-- Wetter | Weather
        if wetter[1]~=nil then
                write_text(cr, 20,20,wetter[1], {bold=true, align="l", size=12})
                write_text(cr, 20,60,wetter[2].."°C", {bold=true,  size=32, align="l", color="0xf0f0f0"})
                write_text(cr, 20,80,"rF: ", {bold=true, align="l"})
                write_text(cr, 160,80,wetter[4].."%", {bold=true, align="r", color="0x1e90ff"})    
                write_text(cr, 20,96,"Wind: ", {bold=true, align="l"})
                write_text(cr, 160,96,wetter[3].." ("..wetter[10]..") km/h", {bold=true, align="r", color="0x1e90ff"})
                write_text(cr, 20,112,"Luftdruck: ", {bold=true, align="l"})
                write_text(cr, 160,112,wetter[9].." hPa", {bold=true, align="r", color="0x1e90ff"})
                write_text(cr, 190,130,"🔁  ", { size=16, align="l"})
                write_text(cr, 210,130,wetter[8].." Uhr", {bold=true,  align="l"})
                write_text(cr, 20,130,"⮬🟒 ", {bold=true, align="l", size=12})
                write_text(cr, 124,130,"🟒⮯", {bold=true, align="l", size=12})
                write_text(cr, 40,130,wetter[6].." --- "..wetter[7], {bold=true, align="l", color="0x1e90ff"})
                fDrawImage(cr,home_path..'/.conky/wettericons/'..wetter[5]..'.png',210,40,116,80) -- an eigenen Pfad anpassen | Adapt path to your own paths
	            local arc_deg = (2 * math.pi / 360) * wetter[11]
                fDrawImage(cr,home_path..'/.conky/wettericons/arrow.png',250,92,20,20,arc_deg)
                local deg=tonumber(wetter[11])
                local dir=math.floor((deg+11.25)/22.5)+1
                if dir==17 then dir = 1 end
                write_text(cr, 230,96,deg.."° "..directions[dir], {bold=true, align="r", color="0x1e90ff"})
        end
	end

   cairo_surface_destroy(cs)
   cairo_destroy(cr)
end

wetter.sh

#!/bin/sh
#openweathermap RSS tool conky
#
#
# Bleys 2022
#
key="xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx" #persönlicher Key. Hier einmal Account anlegen: https://openweathermap.org/api und key erzeugen
lat="51.450832" #Längengrad der eigenen Location 
lon="7.013056" #Breitengrad der eigenen Location
		wetter=$(curl -s 'api.openweathermap.org/data/2.5/weather?lat='$lat'&lon='$lon'&lang=de&units=metric&appid='$key 2>/dev/null)
		text=$(echo $wetter | jq -r '.weather[0].description') 
        tp=$( printf "%.1f" $(echo $wetter | jq -r '.main.temp'))
        wind=$( printf "%.1f" $(echo $wetter | jq -r '.wind.speed'))
        deg=$(echo $wetter | jq -r '.wind.deg')
		lf=$(echo $wetter | jq -r '.main.humidity') 
		icon=$(echo $wetter | jq -r '.weather[0].icon') 
        stadt=$(echo $wetter | jq -r '.name')
        luftdruck=$(echo $wetter | jq -r '.main.pressure')
        boeen=$(echo $wetter | jq -r '.wind.gust')
#        sunrise=$(date +%l:%M%p -d @$(echo $wetter | jq -r '.sys.sunrise')) #us Format
#        sunset=$(date +%l:%M%p -d @$(echo $wetter | jq -r '.sys.sunset')) #us Format
        sunrise=$(date +%H:%M -d @$(echo $wetter | jq -r '.sys.sunrise'))
        sunset=$(date +%H:%M -d @$(echo $wetter | jq -r '.sys.sunset'))
        aktualisiert=$(date +%k:%M)
        kmhwind=$(echo "scale=1; ($wind*3.6+0.5)/1"|bc)
        kmhboeen=$(echo "scale=1; ($boeen*3.6+0.5)/1"|bc)

echo $text','$tp','$kmhwind','$lf','$icon','$sunrise','$sunset','$aktualisiert','$luftdruck','$kmhboeen','$deg