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# Copyright (c) 2015 Ultimaker B.V.
# Cura is released under the terms of the AGPLv3 or higher.
import os.path
from UM.Logger import Logger
from UM.Settings.InstanceContainer import InstanceContainer # The new profile to make.
from cura.ProfileReader import ProfileReader
import zipfile
## A plugin that reads profile data from Cura profile files.
#
# It reads a profile from a .curaprofile file, and returns it as a profile
# instance.
class CuraProfileReader(ProfileReader):
## Initialises the cura profile reader.
# This does nothing since the only other function is basically stateless.
def __init__(self):
super().__init__()
## Reads a cura profile from a file and returns it.
#
# \param file_name The file to read the cura profile from.
# \return The cura profile that was in the file, if any. If the file could
# not be read or didn't contain a valid profile, \code None \endcode is
# returned.
def read(self, file_name):
try:
archive = zipfile.ZipFile(file_name, "r")
except Exception:
# zipfile doesn't give proper exceptions, so we can only catch broad ones
return []
results = []
for profile_id in archive.namelist():
# Create an empty profile.
profile = InstanceContainer(profile_id)
profile.addMetaDataEntry("type", "quality_changes")
serialized = ""
with archive.open(profile_id) as f:
serialized = f.read()
try:
profile.deserialize(serialized.decode("utf-8") )
except Exception as e: # Parsing error. This is not a (valid) Cura profile then.
Logger.log("e", "Error while trying to parse profile: %s", str(e))
continue
results.append(profile)
return results
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