355 lines
10 KiB
Python
355 lines
10 KiB
Python
# coding=utf-8
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__author__ = "Gina Häußge <osd@foosel.net>"
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__license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
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from flask import Flask, request, render_template, jsonify, send_from_directory, abort, url_for
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from werkzeug import secure_filename
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from printer_webui.printer import Printer, getConnectionOptions
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from printer_webui.settings import settings
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import timelapse
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import os
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import fnmatch
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BASEURL = "/ajax/"
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SUCCESS = {}
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UPLOAD_FOLDER = settings().getBaseFolder("uploads")
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app = Flask("printer_webui")
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printer = Printer()
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@app.route("/")
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def index():
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return render_template(
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"index.html",
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webcamStream=settings().get("webcam", "stream"),
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enableTimelapse=(settings().get("webcam", "snapshot") is not None and settings().get("webcam", "ffmpeg") is not None)
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)
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#~~ Printer state
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@app.route(BASEURL + "state", methods=["GET"])
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def printerState():
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temp = printer.currentTemp
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bedTemp = printer.currentBedTemp
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targetTemp = printer.currentTargetTemp
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bedTargetTemp = printer.currentBedTargetTemp
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jobData = printer.jobData()
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gcodeState = printer.gcodeState()
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feedrateState = printer.feedrateState()
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result = {
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"state": printer.getStateString(),
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"temp": temp,
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"bedTemp": bedTemp,
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"targetTemp": targetTemp,
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"targetBedTemp": bedTargetTemp,
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"operational": printer.isOperational(),
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"closedOrError": printer.isClosedOrError(),
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"error": printer.isError(),
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"printing": printer.isPrinting(),
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"paused": printer.isPaused(),
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"ready": printer.isReady(),
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"loading": printer.isLoading()
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}
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if jobData is not None:
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jobData["filename"] = jobData["filename"].replace(UPLOAD_FOLDER + os.sep, "")
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result["job"] = jobData
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if gcodeState is not None:
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gcodeState["filename"] = gcodeState["filename"].replace(UPLOAD_FOLDER + os.sep, "")
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result["gcode"] = gcodeState
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if feedrateState is not None:
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result["feedrate"] = feedrateState
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if request.values.has_key("temperatures"):
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result["temperatures"] = printer.temps
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if request.values.has_key("log"):
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result["log"] = printer.log
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if request.values.has_key("messages"):
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result["messages"] = printer.messages
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return jsonify(result)
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@app.route(BASEURL + "state/messages", methods=["GET"])
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def printerMessages():
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return jsonify(messages=printer.messages)
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@app.route(BASEURL + "state/log", methods=["GET"])
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def printerLogs():
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return jsonify(log=printer.log)
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@app.route(BASEURL + "state/temperatures", methods=["GET"])
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def printerTemperatures():
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return jsonify(temperatures = printer.temps)
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#~~ Printer control
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@app.route(BASEURL + "control/connectionOptions", methods=["GET"])
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def connectionOptions():
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return jsonify(getConnectionOptions())
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@app.route(BASEURL + "control/connect", methods=["POST"])
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def connect():
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port = None
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baudrate = None
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if request.values.has_key("port"):
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port = request.values["port"]
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if request.values.has_key("baudrate"):
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baudrate = request.values["baudrate"]
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if request.values.has_key("save"):
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settings().set("serial", "port", port)
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settings().set("serial", "baudrate", baudrate)
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settings().save()
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printer.connect(port=port, baudrate=baudrate)
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return jsonify(state="Connecting")
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@app.route(BASEURL + "control/disconnect", methods=["POST"])
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def disconnect():
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printer.disconnect()
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return jsonify(state="Offline")
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@app.route(BASEURL + "control/command", methods=["POST"])
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def printerCommand():
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command = request.form["command"]
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printer.command(command)
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return jsonify(SUCCESS)
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@app.route(BASEURL + "control/print", methods=["POST"])
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def printGcode():
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printer.startPrint()
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return jsonify(SUCCESS)
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@app.route(BASEURL + "control/pause", methods=["POST"])
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def pausePrint():
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printer.togglePausePrint()
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return jsonify(SUCCESS)
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@app.route(BASEURL + "control/cancel", methods=["POST"])
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def cancelPrint():
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printer.cancelPrint()
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return jsonify(SUCCESS)
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@app.route(BASEURL + "control/temperature", methods=["POST"])
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def setTargetTemperature():
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if not printer.isOperational():
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return jsonify(SUCCESS)
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if request.values.has_key("temp"):
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# set target temperature
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temp = request.values["temp"];
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printer.command("M104 S" + temp)
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if request.values.has_key("bedTemp"):
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# set target bed temperature
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bedTemp = request.values["bedTemp"]
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printer.command("M140 S" + bedTemp)
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return jsonify(SUCCESS)
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@app.route(BASEURL + "control/jog", methods=["POST"])
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def jog():
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if not printer.isOperational() or printer.isPrinting():
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# do not jog when a print job is running or we don"t have a connection
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return jsonify(SUCCESS)
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if request.values.has_key("x"):
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# jog x
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x = request.values["x"]
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printer.commands(["G91", "G1 X" + x + " F6000", "G90"])
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if request.values.has_key("y"):
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# jog y
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y = request.values["y"]
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printer.commands(["G91", "G1 Y" + y + " F6000", "G90"])
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if request.values.has_key("z"):
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# jog z
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z = request.values["z"]
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printer.commands(["G91", "G1 Z" + z + " F200", "G90"])
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if request.values.has_key("homeXY"):
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# home x/y
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printer.command("G28 X0 Y0")
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if request.values.has_key("homeZ"):
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# home z
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printer.command("G28 Z0")
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return jsonify(SUCCESS)
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@app.route(BASEURL + "control/speed", methods=["POST"])
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def speed():
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if not printer.isOperational():
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return jsonify(SUCCESS)
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for key in ["outerWall", "innerWall", "fill", "support"]:
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if request.values.has_key(key):
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value = int(request.values[key])
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printer.setFeedrateModifier(key, value)
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return jsonify(feedrate = printer.feedrateState())
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#~~ GCODE file handling
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@app.route(BASEURL + "gcodefiles", methods=["GET"])
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def readGcodeFiles():
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files = []
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for osFile in os.listdir(UPLOAD_FOLDER):
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if not fnmatch.fnmatch(osFile, "*.gcode"):
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continue
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files.append({
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"name": osFile,
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"size": sizeof_fmt(os.stat(os.path.join(UPLOAD_FOLDER, osFile)).st_size)
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})
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return jsonify(files=files)
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@app.route(BASEURL + "gcodefiles/upload", methods=["POST"])
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def uploadGcodeFile():
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if request.files.has_key("gcode_file"):
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file = request.files["gcode_file"]
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if file and allowed_file(file.filename, set(["gcode"])):
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secure = secure_filename(file.filename)
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filename = os.path.join(UPLOAD_FOLDER, secure)
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file.save(filename)
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return readGcodeFiles()
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@app.route(BASEURL + "gcodefiles/load", methods=["POST"])
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def loadGcodeFile():
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if request.values.has_key("filename"):
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filename = request.values["filename"]
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printer.loadGcode(os.path.join(UPLOAD_FOLDER, filename))
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return jsonify(SUCCESS)
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@app.route(BASEURL + "gcodefiles/delete", methods=["POST"])
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def deleteGcodeFile():
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if request.values.has_key("filename"):
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filename = request.values["filename"]
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if allowed_file(filename, set(["gcode"])):
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secure = os.path.join(UPLOAD_FOLDER, secure_filename(filename))
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if os.path.exists(secure):
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os.remove(secure)
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return readGcodeFiles()
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#~~ timelapse handling
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@app.route(BASEURL + "timelapse", methods=["GET"])
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def getTimelapseData():
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lapse = printer.getTimelapse()
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type = "off"
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additionalConfig = {}
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if lapse is not None and isinstance(lapse, timelapse.ZTimelapse):
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type = "zchange"
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elif lapse is not None and isinstance(lapse, timelapse.TimedTimelapse):
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type = "timed"
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additionalConfig = {
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"interval": lapse.interval
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}
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files = timelapse.getFinishedTimelapses()
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for file in files:
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file["size"] = sizeof_fmt(file["size"])
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file["url"] = url_for("downloadTimelapse", filename=file["name"])
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return jsonify({
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"type": type,
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"config": additionalConfig,
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"files": files
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})
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@app.route(BASEURL + "timelapse/<filename>", methods=["GET"])
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def downloadTimelapse(filename):
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if allowed_file(filename, set(["mpg"])):
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return send_from_directory(settings().getBaseFolder("timelapse"), filename, as_attachment=True)
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@app.route(BASEURL + "timelapse/<filename>", methods=["DELETE"])
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def deleteTimelapse(filename):
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if allowed_file(filename, set(["mpg"])):
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secure = os.path.join(settings().getBaseFolder("timelapse"), secure_filename(filename))
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if os.path.exists(secure):
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os.remove(secure)
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return getTimelapseData()
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@app.route(BASEURL + "timelapse/config", methods=["POST"])
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def setTimelapseConfig():
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if request.values.has_key("type"):
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type = request.values["type"]
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lapse = None
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if "zchange" == type:
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lapse = timelapse.ZTimelapse()
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elif "timed" == type:
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interval = 10
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if request.values.has_key("interval"):
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try:
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interval = int(request.values["interval"])
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except ValueError:
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pass
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lapse = timelapse.TimedTimelapse(interval)
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printer.setTimelapse(lapse)
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return getTimelapseData()
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#~~ settings
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@app.route(BASEURL + "settings", methods=["GET"])
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def getSettings():
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s = settings()
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return jsonify({
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"serial_port": s.get("serial", "port"),
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"serial_baudrate": s.get("serial", "baudrate")
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})
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@app.route(BASEURL + "settings", methods=["POST"])
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def setSettings():
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s = settings()
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if request.values.has_key("serial_port"):
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s.set("serial", "port", request.values["serial_port"])
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if request.values.has_key("serial_baudrate"):
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s.set("serial", "baudrate", request.values["serial_baudrate"])
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s.save()
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return getSettings()
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#~~ helper functions
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def sizeof_fmt(num):
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"""
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Taken from http://stackoverflow.com/questions/1094841/reusable-library-to-get-human-readable-version-of-file-size
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"""
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for x in ["bytes","KB","MB","GB"]:
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if num < 1024.0:
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return "%3.1f%s" % (num, x)
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num /= 1024.0
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return "%3.1f%s" % (num, "TB")
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def allowed_file(filename, extensions):
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return "." in filename and filename.rsplit(".", 1)[1] in extensions
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#~~ startup code
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def run(host = "0.0.0.0", port = 5000, debug = False):
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app.debug = debug
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app.run(host=host, port=port, use_reloader=False)
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def main():
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from optparse import OptionParser
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defaultHost = settings().get("server", "host")
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defaultPort = settings().get("server", "port")
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parser = OptionParser(usage="usage: %prog [options]")
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parser.add_option("-d", "--debug", action="store_true", dest="debug",
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help="Enable debug mode")
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parser.add_option("--host", action="store", type="string", default=defaultHost, dest="host",
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help="Specify the host on which to bind the server, defaults to %s if not set" % (defaultHost))
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parser.add_option("--port", action="store", type="int", default=defaultPort, dest="port",
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help="Specify the port on which to bind the server, defaults to %s if not set" % (defaultPort))
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(options, args) = parser.parse_args()
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run(host=options.host, port=options.port, debug=options.debug)
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if __name__ == "__main__":
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main() |