MrDraw/src/octoprint/plugins/svgtogcode/__init__.py
2016-06-21 09:28:26 +02:00

535 lines
19 KiB
Python

# coding=utf-8
from __future__ import absolute_import
__author__ = "Gina Häußge <osd@foosel.net>"
__license__ = "GNU Affero General Public License http://www.gnu.org/licenses/agpl.html"
__copyright__ = "Copyright (C) 2014 The OctoPrint Project - Released under terms of the AGPLv3 License"
import logging
import logging.handlers
import os
import flask
import socket
import octoprint.plugin
import octoprint.util
import octoprint.slicing
import octoprint.settings
default_settings = {
"defaultIntensity": 500,
"defaultFeedrate": 300,
"debug_logging": False,
"svgDPI": 90
}
s = octoprint.plugin.plugin_settings("svgtogcode", defaults=default_settings)
from .profile import Profile
blueprint = flask.Blueprint("plugin.svgtogcode", __name__)
@blueprint.route("/discovery.xml", methods=["GET"])
def discovery(self):
self._logger.debug("Rendering discovery.xml")
modelName = self._settings.get(["model", "name"])
if not modelName:
import octoprint.server
modelName = "0.1"
vendor = self._settings.get(["model", "vendor"])
vendorUrl = self._settings.get(["model", "vendorUrl"])
if not vendor:
vendor = "The Mr Beam Project"
vendorUrl = "http://www.mr-beam.org/"
response = flask.make_response(flask.render_template("svgtogcode.xml.jinja2",
friendlyName=self.get_instance_name(),
manufacturer=vendor,
manufacturerUrl=vendorUrl,
modelName=modelName,
modelDescription=self._settings.get(["model", "description"]),
modelNumber=self._settings.get(["model", "number"]),
modelUrl=self._settings.get(["model", "url"]),
serialNumber=self._settings.get(["model", "serial"]),
uuid=self.get_uuid(),
presentationUrl=flask.url_for("index", _external=True)))
response.headers['Content-Type'] = 'application/xml'
return response
@blueprint.route("/import", methods=["POST"])
def importSvgToGcodeProfile():
import datetime
import tempfile
from octoprint.server import slicingManager
input_name = "file"
input_upload_name = input_name + "." + s.globalGet(["server", "uploads", "nameSuffix"])
input_upload_path = input_name + "." + s.globalGet(["server", "uploads", "pathSuffix"])
if input_upload_name in flask.request.values and input_upload_path in flask.request.values:
filename = flask.request.values[input_upload_name]
try:
profile_dict = Profile.from_svgtogcode_ini(flask.request.values[input_upload_path])
except Exception as e:
return flask.make_response("Something went wrong while converting imported profile: {message}".format(e.message), 500)
elif input_name in flask.request.files:
temp_file = tempfile.NamedTemporaryFile("wb", delete=False)
try:
temp_file.close()
upload = flask.request.files[input_name]
upload.save(temp_file.name)
profile_dict = Profile.from_svgtogcode_ini(temp_file.name)
except Exception as e:
return flask.make_response("Something went wrong while converting imported profile: {message}".format(e.message), 500)
finally:
os.remove(temp_file)
filename = upload.filename
else:
return flask.make_response("No file included", 400)
if profile_dict is None:
return flask.make_response("Could not convert Cura profile", 400)
name, _ = os.path.splitext(filename)
# default values for name, display name and description
profile_name = _sanitize_name(name)
profile_display_name = name
profile_description = "Imported from {filename} on {date}".format(filename=filename, date=octoprint.util.getFormattedDateTime(datetime.datetime.now()))
profile_allow_overwrite = False
# overrides
if "name" in flask.request.values:
profile_name = flask.request.values["name"]
if "displayName" in flask.request.values:
profile_display_name = flask.request.values["displayName"]
if "description" in flask.request.values:
profile_description = flask.request.values["description"]
if "allowOverwrite" in flask.request.values:
from octoprint.server.api import valid_boolean_trues
profile_allow_overwrite = flask.request.values["allowOverwrite"] in valid_boolean_trues
slicingManager.save_profile("svgtogcode",
profile_name,
profile_dict,
allow_overwrite=profile_allow_overwrite,
display_name=profile_display_name,
description=profile_description)
result = dict(
resource=flask.url_for("api.slicingGetSlicerProfile", slicer="svgtogcode", name=profile_name, _external=True),
displayName=profile_display_name,
description=profile_description
)
r = flask.make_response(flask.jsonify(result), 201)
r.headers["Location"] = result["resource"]
return r
class SvgToGcodePlugin(octoprint.plugin.SlicerPlugin,
octoprint.plugin.SettingsPlugin,
octoprint.plugin.TemplatePlugin,
octoprint.plugin.AssetPlugin,
octoprint.plugin.BlueprintPlugin,
octoprint.plugin.StartupPlugin):
def __init__(self):
self._logger = logging.getLogger("octoprint.plugins.svgtogcode")
self._svgtogcode_logger = logging.getLogger("octoprint.plugins.svgtogcode.engine")
# setup job tracking across threads
import threading
self._slicing_commands = dict()
self._slicing_commands_mutex = threading.Lock()
self._cancelled_jobs = []
self._cancelled_jobs_mutex = threading.Lock()
##~~ StartupPlugin API
def on_startup(self, host, port):
# setup our custom logger
svgtogcode_logging_handler = logging.handlers.RotatingFileHandler(s.get_plugin_logfile_path(postfix="engine"), maxBytes=2*1024*1024)
svgtogcode_logging_handler.setFormatter(logging.Formatter("%(asctime)s %(message)s"))
svgtogcode_logging_handler.setLevel(logging.DEBUG)
self._svgtogcode_logger.addHandler(svgtogcode_logging_handler)
self._svgtogcode_logger.setLevel(logging.DEBUG if s.get_boolean(["debug_logging"]) else logging.CRITICAL)
self._svgtogcode_logger.propagate = False
##~~ BlueprintPlugin API
@octoprint.plugin.BlueprintPlugin.route("/import", methods=["POST"])
def import_cura_profile(self):
import datetime
import tempfile
from octoprint.server import slicingManager
input_name = "file"
input_upload_name = input_name + "." + self._settings.global_get(["server", "uploads", "nameSuffix"])
input_upload_path = input_name + "." + self._settings.global_get(["server", "uploads", "pathSuffix"])
if input_upload_name in flask.request.values and input_upload_path in flask.request.values:
filename = flask.request.values[input_upload_name]
try:
profile_dict = Profile.from_cura_ini(flask.request.values[input_upload_path])
except Exception as e:
self._logger.exception("Error while converting the imported profile")
return flask.make_response("Something went wrong while converting imported profile: {message}".format(message=str(e)), 500)
else:
self._logger.warn("No profile file included for importing, aborting")
return flask.make_response("No file included", 400)
if profile_dict is None:
self._logger.warn("Could not convert profile, aborting")
return flask.make_response("Could not convert Cura profile", 400)
name, _ = os.path.splitext(filename)
# default values for name, display name and description
profile_name = _sanitize_name(name)
profile_display_name = name
profile_description = "Imported from {filename} on {date}".format(filename=filename, date=octoprint.util.get_formatted_datetime(datetime.datetime.now()))
profile_allow_overwrite = False
# overrides
if "name" in flask.request.values:
profile_name = flask.request.values["name"]
if "displayName" in flask.request.values:
profile_display_name = flask.request.values["displayName"]
if "description" in flask.request.values:
profile_description = flask.request.values["description"]
if "allowOverwrite" in flask.request.values:
from octoprint.server.api import valid_boolean_trues
profile_allow_overwrite = flask.request.values["allowOverwrite"] in valid_boolean_trues
try:
slicingManager.save_profile("cura",
profile_name,
profile_dict,
allow_overwrite=profile_allow_overwrite,
display_name=profile_display_name,
description=profile_description)
except octoprint.slicing.ProfileAlreadyExists:
self._logger.warn("Profile {profile_name} already exists, aborting".format(**locals()))
return flask.make_response("A profile named {profile_name} already exists for slicer cura".format(**locals()), 409)
result = dict(
resource=flask.url_for("api.slicingGetSlicerProfile", slicer="cura", name=profile_name, _external=True),
displayName=profile_display_name,
description=profile_description
)
r = flask.make_response(flask.jsonify(result), 201)
r.headers["Location"] = result["resource"]
return r
##~~ AssetPlugin API
def get_assets(self):
return dict(
js=[ "js/convert.js", "js/working_area.js", "js/gcode_parser.js", "js/lib/snap.svg-min.js", "js/lib/photobooth_min.js", "js/matrix_oven.js", "js/render_fills.js", "js/drag_scale_rotate.js","js/extrude.js"],
less=["less/svgtogcode.less"],
css=["css/svgtogcode.css", "css/mrbeam.css"]
)
##~~ SettingsPlugin API
def on_settings_save(self, data):
old_debug_logging = self._settings.get_boolean(["debug_logging"])
octoprint.plugin.SettingsPlugin.on_settings_save(self, data)
new_debug_logging = self._settings.get_boolean(["debug_logging"])
if old_debug_logging != new_debug_logging:
if new_debug_logging:
self._cura_logger.setLevel(logging.DEBUG)
else:
self._cura_logger.setLevel(logging.CRITICAL)
def get_settings_defaults(self):
return dict(
defaultIntensity=s.get(["defaultIntensity"]),
defaultFeedrate=s.get(["defaultFeedrate"]),
svgDPI=s.get(["svgDPI"]),
debug_logging=s.get_boolean(["debug_logging"])
)
def on_settings_save(self, data):
if "defaultIntensity" in data and data["defaultIntensity"]:
intensity = min(max(data["defaultIntensity"], 1), 1000)
s.set(["defaultIntensity"], intensity)
if "defaultFeedrate" in data and data["defaultFeedrate"]:
feedrate = max(1,data["defaultFeedrate"])
s.set(["defaultFeedrate"], feedrate)
if "svgDPI" in data and data["svgDPI"]:
s.set(["svgDPI"], data["svgDPI"])
if "debug_logging" in data:
old_debug_logging = s.get_boolean(["debug_logging"])
new_debug_logging = data["debug_logging"] in octoprint.settings.valid_boolean_trues
if old_debug_logging != new_debug_logging:
if new_debug_logging:
self._svgtogcode_logger.setLevel(logging.DEBUG)
else:
self._svgtogcode_logger.setLevel(logging.CRITICAL)
s.set_boolean(["debug_logging"], new_debug_logging)
##~~ TemplatePlugin API
def get_template_configs(self):
return [
dict(type = 'settings', name = "Svg Conversion", template='svgtogcode_settings.jinja2', custom_bindings = False),
dict(type = 'generic', name = "Svg Conversion", custom_bindings = False)
]
##~~ SlicerPlugin API
def is_slicer_configured(self):
# svgtogcode_engine = s.get(["svgtogcode_engine"])
# return svgtogcode_engine is not None and os.path.exists(svgtogcode_engine)
return True
def get_slicer_properties(self):
return dict(
type="svgtogcode",
name="svgtogcode",
same_device=True,
progress_report=True
)
def get_slicer_default_profile(self):
path = self._settings.get(["default_profile"])
if not path:
path = os.path.join(os.path.dirname(os.path.realpath(__file__)), "profiles", "default.profile.yaml")
return self.get_slicer_profile(path)
def get_slicer_profile(self, path):
profile_dict = self._load_profile(path)
display_name = None
description = None
if "_display_name" in profile_dict:
display_name = profile_dict["_display_name"]
del profile_dict["_display_name"]
if "_description" in profile_dict:
description = profile_dict["_description"]
del profile_dict["_description"]
properties = self.get_slicer_properties()
return octoprint.slicing.SlicingProfile(properties["type"], "unknown", profile_dict, display_name=display_name, description=description)
def save_slicer_profile(self, path, profile, allow_overwrite=True, overrides=None):
if os.path.exists(path) and not allow_overwrite:
raise octoprint.slicing.ProfileAlreadyExists("cura", profile.name)
new_profile = Profile.merge_profile(profile.data, overrides=overrides)
if profile.display_name is not None:
new_profile["_display_name"] = profile.display_name
if profile.description is not None:
new_profile["_description"] = profile.description
self._save_profile(path, new_profile, allow_overwrite=allow_overwrite)
def do_slice(self, model_path, printer_profile, machinecode_path=None, profile_path=None, position=None, on_progress=None, on_progress_args=None, on_progress_kwargs=None):
if not profile_path:
profile_path = s.get(["default_profile"])
if not machinecode_path:
path, _ = os.path.splitext(model_path)
machinecode_path = path + ".gco"
self._svgtogcode_logger.info("### Slicing %s to %s using profile stored at %s" % (model_path, machinecode_path, profile_path))
## direct call
from os.path import expanduser
homedir = expanduser("~")
converter_path = homedir+"/mrbeam-inkscape-ext"
hostname = socket.gethostname()
if("Bucanero" in hostname):
converter_path = '/home/teja/workspace/mrbeam-inkscape-ext'
elif("denkbrett" in hostname):
converter_path = '/home/flo/mrbeam/git/mrbeam-inkscape-ext'
import sys
sys.path.append(converter_path)
from mrbeam import Laserengraver
profile = Profile(self._load_profile(profile_path))
params = profile.convert_to_engine2()
dest_dir, dest_file = os.path.split(machinecode_path)
params['directory'] = dest_dir
params['file'] = dest_file
params['noheaders'] = "true" # TODO... booleanify
params['fill_areas'] = False # disabled as highly experimental
if(s.get(["debug_logging"])):
log_path = homedir + "/.octoprint/logs/svgtogcode.log"
params['log_filename'] = log_path
else:
params['log_filename'] = ''
try:
engine = Laserengraver(params, model_path)
engine.affect(on_progress, on_progress_args, on_progress_kwargs)
self._svgtogcode_logger.info("### Conversion finished")
return True, None # TODO add analysis about out of working area, ignored elements, invisible elements, text elements
except octoprint.slicing.SlicingCancelled as e:
raise e
except Exception as e:
print e.__doc__
print e.message
self._logger.exception("Conversion error ({0}): {1}".format(e.__doc__, e.message))
return False, "Unknown error, please consult the log file"
finally:
with self._cancelled_jobs_mutex:
if machinecode_path in self._cancelled_jobs:
self._cancelled_jobs.remove(machinecode_path)
with self._slicing_commands_mutex:
if machinecode_path in self._slicing_commands:
del self._slicing_commands[machinecode_path]
self._svgtogcode_logger.info("-" * 40)
# ## shell call
# engine_settings = self._convert_to_engine(profile_path)
#
# from os.path import expanduser
# homedir = expanduser("~")
# executable = homedir + "/mrbeam-inkscape-ext/mrbeam.py"
# log_path = homedir + "/.octoprint/logs/svgtogcode.log"
# log_enabled = s.get(["debug_logging"])
#
# # debugging stuff. TODO remove
# hostname = socket.gethostname()
# if("Bucanero" in hostname):
# executable = homedir + "/workspace/mrbeam-inkscape-ext/mrbeam.py"
#
# # executable = s.get(["svgtogcode_engine"])
#
# if not executable:
# return False, "Path to SVG converter is not configured "
#
# dest_dir, dest_file = os.path.split(machinecode_path)
# working_dir, _ = os.path.split(executable)
# args = ['python "%s"' % executable, '-f "%s"' % dest_file, '-d "%s"' % dest_dir]
# args += ['--no-header=True']
# for k, v in engine_settings.items():
# args += ['"%s=%s"' % (k, str(v))]
# fill_enabled = False # disabled as highly experimental
# if(fill_enabled):
# args += ['--fill-areas']
# if(log_enabled):
# args += ['"--log-filename=%s"' % log_path]
# args += ['"%s"' % model_path]
#
#
# import sarge
# command = " ".join(args)
# self._logger.info("Running %r" % (command))
# try:
# p = sarge.run(command, cwd=working_dir, async=True, stdout=sarge.Capture(), stderr=sarge.Capture())
# p.wait_events()
# try:
# with self._slicing_commands_mutex:
# self._slicing_commands[machinecode_path] = p.commands[0]
#
# line_seen = False
# while p.returncode is None:
# line = p.stdout.readline(timeout=0.5)
# if not line:
# if line_seen:
# break
# else:
# continue
#
# line_seen = True
# self._svgtogcode_logger.debug(line.strip())
#
# if on_progress is not None:
# pass
# finally:
# p.close()
#
# with self._cancelled_jobs_mutex:
# if machinecode_path in self._cancelled_jobs:
# self._svgtogcode_logger.info("### Cancelled")
# raise octoprint.slicing.SlicingCancelled()
#
#
# self._svgtogcode_logger.info("### Finished, returncode %d" % p.returncode)
# if p.returncode == 0:
# return True, None
# else:
# self._logger.warn("Could not slice, got return code %r" % p.returncode)
# return False, "Got returncode %r" % p.returncode
#
# except octoprint.slicing.SlicingCancelled as e:
# raise e
# except:
# self._logger.exception("Could not slice, got an unknown error")
# return False, "Unknown error, please consult the log file"
#
# finally:
# with self._cancelled_jobs_mutex:
# if machinecode_path in self._cancelled_jobs:
# self._cancelled_jobs.remove(machinecode_path)
# with self._slicing_commands_mutex:
# if machinecode_path in self._slicing_commands:
# del self._slicing_commands[machinecode_path]
#
# self._svgtogcode_logger.info("-" * 40)
def cancel_slicing(self, machinecode_path):
with self._slicing_commands_mutex:
if machinecode_path in self._slicing_commands:
with self._cancelled_jobs_mutex:
self._cancelled_jobs.append(machinecode_path)
self._slicing_commands[machinecode_path].terminate()
self._logger.info("Cancelled slicing of %s" % machinecode_path)
def _load_profile(self, path):
import yaml
profile_dict = dict()
with open(path, "r") as f:
try:
profile_dict = yaml.safe_load(f)
except:
raise IOError("Couldn't read profile from {path}".format(path=path))
return profile_dict
def _save_profile(self, path, profile, allow_overwrite=True):
import yaml
with open(path, "wb") as f:
yaml.safe_dump(profile, f, default_flow_style=False, indent=" ", allow_unicode=True)
def _convert_to_engine(self, profile_path):
profile = Profile(self._load_profile(profile_path))
return profile.convert_to_engine()
def _sanitize_name(name):
if name is None:
return None
if "/" in name or "\\" in name:
raise ValueError("name must not contain / or \\")
import string
valid_chars = "-_.() {ascii}{digits}".format(ascii=string.ascii_letters, digits=string.digits)
sanitized_name = ''.join(c for c in name if c in valid_chars)
sanitized_name = sanitized_name.replace(" ", "_")
return sanitized_name.lower()
__plugin_name__ = "svgtogcode"
__plugin_version__ = "0.1"
__plugin_implementation__ = SvgToGcodePlugin()