Added resource for retrieving a JSON representation of the current printer state (basically most of what's available on socket.io)

Endpoint is <baseurl>/ajax/state

octoprint/printer.py

@@ -563,6 +563,21 @@ class Printer():
 		else:
 			return self._comm.getStateString()
 
+	def getCurrentData(self):
+		return self._stateMonitor.getCurrentData()
+
+	def getCurrentTemperatures(self):
+		return {
+			"extruder": {
+				"current": self._temp,
+				"target": self._targetTemp
+			},
+			"bed": {
+				"current": self._bedTemp,
+				"target": self._targetBedTemp
+			}
+		}
+
 	def isClosedOrError(self):
 		return self._comm is None or self._comm.isClosedOrError()
 

octoprint/server.py

@@ -271,6 +271,17 @@ def sdCommand():
 
 	return jsonify(SUCCESS)
 
+#~~ Printer State
+
+@app.route(BASEURL + "state", methods=["GET"])
+@login_required
+def getPrinterState():
+	currentData = printer.getCurrentData()
+	currentData.update({
+		"temperatures": printer.getCurrentTemperatures()
+	})
+	return jsonify(currentData)
+
 #~~ GCODE file handling
 
 @app.route(BASEURL + "gcodefiles", methods=["GET"])