fix opening count

* log gaps were filled constantly with 1's instead of the previous state
* multiple openings exaggerated the count

plot.py

@@ -27,12 +27,12 @@ def plot(raw, target="wiai.png"):
 		state = log["doorstate"]
 
 		delta = date - last[0]
-		if delta.seconds >= 3600:
+		if last[1] and delta >= increment:
 			for i in range(1, int(delta / increment)):
 				intermediate = last[0] + (increment * i)
-				data[intermediate.weekday()][intermediate.hour] += 1
-
-		data[date.weekday()][date.hour] += state
+				data[intermediate.weekday()][intermediate.hour] += last[1]
+		if (not last[0].hour == date.hour) or (date - last[0]) > increment:
+			data[date.weekday()][date.hour] += state
 		last = (date, state)
 
 	values = np.unique(data.ravel())
@@ -45,22 +45,21 @@ def plot(raw, target="wiai.png"):
 	colors = [ im.cmap(im.norm(value)) for value in values ]
 	patches = [ mpatches.Patch(color=colors[i], label=str(values[i])) for i in range(len(values))]
 	plt.legend(handles=patches, bbox_to_anchor=(1.05, 1), loc=2, borderaxespad=0.)
-	plt.title("Aggregated opening hours FS WIAI")
+	plt.title("Aggregated opening count FS WIAI")
 	plt.figtext(0.5, 0.25, "created: "+str(date.today()), ha="center")
 	plt.figtext(0.5, 0.2, str(first[0])+" → "+str(last[0]), ha="center")
 	plt.savefig(target, format="PNG", transparent=True, bbox_inches="tight")
-	
 	return target
 
 
-def local():
+def local(target):
 	with open("log") as src:
 		raw = json.load(src)
-		plot(raw)
+		plot(raw,target=target)
 
 
-def prod():
-	plot(requests.get('https://isfswiaiopen.wiai.de/log').json())
+def prod(target):
+	plot(requests.get('https://isfswiaiopen.wiai.de/log').json(), target=target)
 
 def get_plot(target):
 	return plot(requests.get('https://isfswiaiopen.wiai.de/log').json(), target=target)

requirements.txt

@@ -1,2 +1,4 @@
 requests==2.18.4
 schedule==0.4.3
+matplotlib==2.0.2
+numpy==1.13.1