Added projector remotecontroll server

projektor/projektor.py

@@ -0,0 +1,130 @@
+#!/usr/bin/env python3
+import serial
+from time import sleep
+
+def on_hdmi():
+    p = Projektor("/dev/ttyS0")
+    print("HDMI ON")
+    while True:
+        if p.get_power() != "ON":
+            print("PROJECTOR ON")
+            p.on()
+
+        elif p.get_source() != "HDMI":
+            print("SWITCHING HDMI")
+            p.hdmi()
+            break
+        
+        else:
+            break
+        sleep(1)
+    print("DONE")
+    p.close()
+
+def on_vga():
+    p = Projektor("/dev/ttyS0")
+    print("VGA ON")
+    while True:
+        if p.get_power() != "ON":
+            print("PROJECTOR ON")
+            p.on()
+
+        elif p.get_source() != "VGA":
+            print("SWITCHING VGA")
+            p.vga()
+            break
+
+        else:
+            break
+        sleep(1)
+    print("DONE")
+    p.close()
+
+
+def get_status():
+    p = Projektor("/dev/ttyS0")
+    if p.get_power() == "OFF":
+        status = "off"
+
+    else:
+        status = p.get_source()
+    print("DONE")
+    p.close()
+    return status
+
+def off():
+    p = Projektor("/dev/ttyS0")
+    p.off()
+
+class Projektor:
+    def __init__(self, device):
+        self.ser = serial.Serial(device, 115200, timeout=1)
+
+    def close(self):
+        self.ser.close()
+
+    def ___delete__(self, instance):
+        self.close()
+
+    def on(self):
+        self.ser.write(b"\r*pow=on#\r")
+
+    def off(self):
+        self.ser.write(b"\r*pow=off#\r")
+
+    def hdmi(self):
+        self.ser.write(b"\r*sour=hdmi#\r")
+
+    def vga(self):
+        self.ser.write(b"\r*sour=RGB2#\r")
+
+    def get_source(self):
+        self.ser.read()
+        self.ser.write(b"\r*sour=?#\r")
+
+        while True:
+            c = self.ser.read(1)
+            if c == b">":
+                self.ser.read(17)
+                source = self.ser.read(4)
+                if source == b"HDMI":
+                    return "hdmi"
+                elif source == b"RGB2":
+                    return "vga"
+            elif not c:
+                break
+
+    def get_power(self):
+        self.ser.read()
+        self.ser.write(b"\r*pow=?#\r")
+
+        while True:
+            c = self.ser.read(1)
+            if c == b">":
+                self.ser.read(15)
+                status = self.ser.read(3)
+
+                if status == b"k i":
+                    return None
+                elif status == b"ON#":
+                    return "ON"
+                elif status == b"OFF":
+                    return "OFF"
+
+            elif not c:
+                break
+
+
+if __name__ == "__main__":
+
+    p = Projektor("/dev/ttyS0")
+    while True:
+        if p.get_power() != "ON":
+            print("POWER ON")
+            p.on()
+
+        elif p.get_source() != "HDMI":
+            print("switching HDMI")
+            p.hdmi()
+        else:
+            break

projektor/server.py

@@ -0,0 +1,27 @@
+#!/usr/bin/env python3
+from bottle import get, post, request, run
+import projektor
+
+@get("/status")
+def status():
+    print("asking status")
+    return projektor.get_status()
+
+@post("/status")
+def set_status():
+    mode = request.forms.get("mode")
+    print("SETTING STATUS TO", mode)
+    if mode == "off":
+        projektor.off()
+    elif mode == "hdmi":
+        projektor.on_hdmi()
+    elif mode == "vga":
+        projektor.on_vga()
+
+
+    return "OK"
+
+
+
+if __name__ == "__main__":
+    run(host="127.0.0.1", port=6999, debug=True)