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pyfa.py
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pyfa.py
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#!/usr/bin/env python
# ==============================================================================
# Copyright (C) 2010 Diego Duclos
#
# This file is part of pyfa.
#
# pyfa is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# pyfa is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with pyfa. If not, see <http://www.gnu.org/licenses/>.
# ==============================================================================
import sys
import os
import os.path
import re
import config
import traceback
from optparse import OptionParser, BadOptionError, AmbiguousOptionError
# Import everything
# noinspection PyPackageRequirements
import os
import os.path
from logbook import TimedRotatingFileHandler, Logger, StreamHandler, NestedSetup, FingersCrossedHandler, NullHandler, \
CRITICAL, ERROR, WARNING, DEBUG, INFO
try:
import wxversion
import wx
from gui.errorDialog import ErrorFrame
except ImportError:
wxversion = None
wx = None
ErrorFrame = None
try:
import sqlalchemy
except ImportError:
sqlalchemy = None
pyfalog = Logger(__name__)
class PassThroughOptionParser(OptionParser):
"""
An unknown option pass-through implementation of OptionParser.
OSX passes -psn_0_* argument, which is something that pyfa does not handle. See GH issue #423
"""
def _process_args(self, largs, rargs, values):
while rargs:
try:
OptionParser._process_args(self, largs, rargs, values)
except (BadOptionError, AmbiguousOptionError) as e:
pyfalog.error("Bad startup option passed.")
largs.append(e.opt_str)
class LoggerWriter:
def __init__(self, level):
# self.level is really like using log.debug(message)
# at least in my case
self.level = level
def write(self, message):
# if statement reduces the amount of newlines that are
# printed to the logger
if message not in {'\n', ' '}:
self.level(message.replace("\n", ""))
def flush(self):
# create a flush method so things can be flushed when
# the system wants to. Not sure if simply 'printing'
# sys.stderr is the correct way to do it, but it seemed
# to work properly for me.
self.level(sys.stderr)
# Parse command line options
usage = "usage: %prog [--root]"
parser = PassThroughOptionParser(usage=usage)
parser.add_option("-r", "--root", action="store_true", dest="rootsavedata", help="if you want pyfa to store its data in root folder, use this option", default=False)
parser.add_option("-w", "--wx28", action="store_true", dest="force28", help="Force usage of wxPython 2.8", default=False)
parser.add_option("-d", "--debug", action="store_true", dest="debug", help="Set logger to debug level.", default=False)
parser.add_option("-t", "--title", action="store", dest="title", help="Set Window Title", default=None)
parser.add_option("-s", "--savepath", action="store", dest="savepath", help="Set the folder for savedata", default=None)
parser.add_option("-l", "--logginglevel", action="store", dest="logginglevel", help="Set desired logging level [Critical|Error|Warning|Info|Debug]", default="Error")
(options, args) = parser.parse_args()
if options.logginglevel == "Critical":
options.logginglevel = CRITICAL
elif options.logginglevel == "Error":
options.logginglevel = ERROR
elif options.logginglevel == "Warning":
options.logginglevel = WARNING
elif options.logginglevel == "Info":
options.logginglevel = INFO
elif options.logginglevel == "Debug":
options.logginglevel = DEBUG
else:
options.logginglevel = ERROR
if __name__ == "__main__":
try:
# Configure paths
if options.rootsavedata is True:
config.saveInRoot = True
# set title if it wasn't supplied by argument
if options.title is None:
options.title = "pyfa %s%s - Python Fitting Assistant" % (config.version, "" if config.tag.lower() != 'git' else " (git)")
config.debug = options.debug
# convert to unicode if it is set
if options.savepath is not None:
options.savepath = unicode(options.savepath)
config.defPaths(options.savepath)
# Basic logging initialization
# Logging levels:
'''
logbook.CRITICAL
logbook.ERROR
logbook.WARNING
logbook.INFO
logbook.DEBUG
logbook.NOTSET
'''
if options.debug:
savePath_filename = "Pyfa_debug.log"
else:
savePath_filename = "Pyfa.log"
savePath_Destination = os.path.join(config.savePath, savePath_filename)
try:
if options.debug:
logging_mode = "Debug"
logging_setup = NestedSetup([
# make sure we never bubble up to the stderr handler
# if we run out of setup handling
NullHandler(),
StreamHandler(
sys.stdout,
bubble=False,
level=options.logginglevel
),
TimedRotatingFileHandler(
savePath_Destination,
level=0,
backup_count=3,
bubble=True,
date_format='%Y-%m-%d',
),
])
else:
logging_mode = "User"
logging_setup = NestedSetup([
# make sure we never bubble up to the stderr handler
# if we run out of setup handling
NullHandler(),
FingersCrossedHandler(
TimedRotatingFileHandler(
savePath_Destination,
level=0,
backup_count=3,
bubble=False,
date_format='%Y-%m-%d',
),
action_level=ERROR,
buffer_size=1000,
# pull_information=True,
# reset=False,
)
])
except:
print("Critical error attempting to setup logging. Falling back to console only.")
logging_mode = "Console Only"
logging_setup = NestedSetup([
# make sure we never bubble up to the stderr handler
# if we run out of setup handling
NullHandler(),
StreamHandler(
sys.stdout,
bubble=False
)
])
except Exception, e:
tb = traceback.format_exc()
pyfa = wx.App(False)
ErrorFrame(e, tb)
pyfa.MainLoop()
raise
sys.exit()
with logging_setup.threadbound():
try:
pyfalog.info("Starting Pyfa")
# Don't redirect if frozen
if not hasattr(sys, 'frozen'):
# Output all stdout (print) messages as warnings
try:
sys.stdout = LoggerWriter(pyfalog.warning)
except ValueError, Exception:
pyfalog.critical("Cannot access log file. Continuing without writing stdout to log.")
if not options.debug:
# Output all stderr (stacktrace) messages as critical
try:
sys.stderr = LoggerWriter(pyfalog.critical)
except ValueError, Exception:
pyfalog.critical("Cannot access log file. Continuing without writing stderr to log.")
if sys.version_info < (2, 6) or sys.version_info > (3, 0):
exit_message = "\nPyfa requires python 2.x branch ( >= 2.6 )\nExiting."
pyfalog.critical(exit_message)
raise Exception(exit_message)
if wx is None or wxversion is None:
exit_message = "\nCannot find wxPython\nYou can download wxPython (2.8+) from http://www.wxpython.org/"
pyfalog.critical(exit_message)
raise Exception(exit_message)
else:
if options.force28 is True and wxversion.checkInstalled('2.8'):
pyfalog.info("wxPython is installed. Version: {0} (forced).", wxversion.getInstalled())
elif options.force28 is not True and (wxversion.checkInstalled('2.8') or wxversion.checkInstalled('3.0')):
pyfalog.info("wxPython is installed. Version: {0}.", wxversion.getInstalled())
else:
exit_message = "\nInstalled wxPython version doesn't meet requirements.\nYou can download wxPython 2.8 or 3.0 from http://www.wxpython.org/"
pyfalog.critical(exit_message)
raise Exception(exit_message)
if sqlalchemy is None:
exit_message = "\nCannot find sqlalchemy.\nYou can download sqlalchemy (0.6+) from http://www.sqlalchemy.org/"
pyfalog.critical(exit_message)
raise Exception(exit_message)
else:
saVersion = sqlalchemy.__version__
saMatch = re.match("([0-9]+).([0-9]+)([b\.])([0-9]+)", saVersion)
if saMatch:
saMajor = int(saMatch.group(1))
saMinor = int(saMatch.group(2))
betaFlag = True if saMatch.group(3) == "b" else False
saBuild = int(saMatch.group(4)) if not betaFlag else 0
if saMajor == 0 and (saMinor < 5 or (saMinor == 5 and saBuild < 8)):
pyfalog.critical("Pyfa requires sqlalchemy 0.5.8 at least but current sqlalchemy version is {0}", format(sqlalchemy.__version__))
pyfalog.critical("You can download sqlalchemy (0.5.8+) from http://www.sqlalchemy.org/")
sys.exit(1)
else:
pyfalog.warning("Unknown sqlalchemy version string format, skipping check")
import eos.db
# noinspection PyUnresolvedReferences
import service.prefetch # noqa: F401
# Make sure the saveddata db exists
if not os.path.exists(config.savePath):
os.mkdir(config.savePath)
eos.db.saveddata_meta.create_all()
pyfalog.info("Running in logging mode: {0}", logging_mode)
if hasattr(sys, 'frozen') and options.debug:
pyfalog.critical("Running in frozen mode with debug turned on. Forcing all output to be written to log.")
from gui.mainFrame import MainFrame
except Exception as e:
tb = traceback.format_exc()
pyfa = wx.App(False)
ErrorFrame(e, tb)
pyfa.MainLoop()
pyfalog.critical("Exception in main thread.")
pyfalog.critical(tb)
raise
sys.exit()
pyfa = wx.App(False)
MainFrame(options.title)
pyfa.MainLoop()
# TODO: Add some thread cleanup code here. Right now we bail, and that can lead to orphaned threads or threads not properly exiting.
sys.exit()