Veronica K. B. Olsen
296 lines
9.3 KiB
Python
296 lines
9.3 KiB
Python
# -*- coding: utf-8 -*-
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"""novelWriter Init
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novelWriter – Init File
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=========================
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Application initialisation
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File History:
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Created: 2018-09-22 [0.0.1]
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This file is a part of novelWriter
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Copyright 2018–2020, Veronica Berglyd Olsen
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>.
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"""
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import sys
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import getopt
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import logging
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from PyQt5.QtGui import QIcon
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from PyQt5.QtWidgets import QApplication, QErrorMessage
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from nw.error import exceptionHandler
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from nw.config import Config
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#
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# Version Scheme
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# ================
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# Generally follows PEP 440
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# Hex Version:
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# - Digit 1,2 : Major Version (01, 02, 03)
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# = Digit 3,4 : Minor Version (01, 09, 10, 99)
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# - Digit 5,6 : Patch Version (01, 09, 10, 99)
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# = Digit 7 : Release Type (a: aplha, b: beta, c: candidate, f: final)
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# - Digit 8 : Release Number (0-9)
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#
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# Example : Full Short Description
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# -------------------------------------------------------------------------
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# 0x010200a0 : 1.2-alpha0 1.2a0 Can be used for the dev branch
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# 0x010200a1 : 1.2-alpha1 1.2a1 First alpha release
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# 0x010200b1 : 1.2-beta1 1.2b1 First beta release
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# 0x010200c1 : 1.2-rc1 1.2rc1 First release candidate
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# 0x010200f0 : 1.2 1.2 Final release
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# 0x010200f1 : 1.2-post1 1.2.post1 Post release, but not a code patch!
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# 0x010201f0 : 1.2.1 1.2.1 Patch release
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#
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__package__ = "nw"
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__author__ = "Veronica Berglyd Olsen"
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__copyright__ = "Copyright 2018–2020, Veronica Berglyd Olsen"
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__license__ = "GPLv3"
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__version__ = "1.0b5"
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__hexversion__ = "0x010000b5"
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__date__ = "2020-10-18"
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__maintainer__ = "Veronica Berglyd Olsen"
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__email__ = "code@vkbo.net"
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__status__ = "Beta"
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__url__ = "https://novelwriter.io"
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__sourceurl__ = "https://github.com/vkbo/novelWriter"
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__issuesurl__ = "https://github.com/vkbo/novelWriter/issues"
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__domain__ = "novelwriter.io"
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__docurl__ = "https://novelwriter.readthedocs.io"
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__credits__ = [
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"Veronica Berglyd Olsen (developer)",
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"Marian Lückhof (contributor, tester)"
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]
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#
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# Logging
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# =========
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# Standard used for logging levels in novelWriter:
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# CRITICAL Use for errors that result in termination of the program
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# ERROR Use when an action fails, but execution continues
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# WARNING When something unexpected, but non-critical happens
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# INFO Any useful user information like open, save, exit initiated
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# ----------- SPAM Threshold : Output above should be minimal -----------------
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# DEBUG Use for descriptions of main program flow
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# VERBOSE Use for outputting values and program flow details
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#
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# Add verbose logging level
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VERBOSE = 5
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logging.addLevelName(VERBOSE, "VERBOSE")
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def logVerbose(self, message, *args, **kws):
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if self.isEnabledFor(VERBOSE):
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self._log(VERBOSE, message, args, **kws)
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logging.Logger.verbose = logVerbose
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# Initiating logging
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logger = logging.getLogger(__name__)
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#
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# Main Program
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# ==============
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#
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# Load the main config as a global object
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CONFIG = Config()
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def main(sysArgs=None):
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"""Parses command line, sets up logging, and launches main GUI.
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"""
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if sysArgs is None:
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sysArgs = sys.argv[1:]
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# Valid Input Options
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shortOpt = "hv"
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longOpt = [
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"help",
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"version",
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"info",
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"debug",
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"verbose",
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"style=",
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"config=",
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"data=",
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"testmode",
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]
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helpMsg = (
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"novelWriter {version} ({status} {date})\n"
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"{copyright}\n"
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"\n"
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"This program is distributed in the hope that it will be useful,\n"
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"but WITHOUT ANY WARRANTY; without even the implied warranty of\n"
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"MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n"
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"GNU General Public License for more details.\n"
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"\n"
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"Usage:\n"
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" -h, --help Print this message.\n"
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" -v, --version Print program version and exit.\n"
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" --info Print additional runtime information.\n"
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" --debug Print debug output. Includes --info.\n"
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" --verbose Increase verbosity of debug output. Includes --debug.\n"
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" --style= Sets Qt5 style flag. Defaults to 'Fusion'.\n"
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" --config= Alternative config file.\n"
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" --data= Alternative user data path.\n"
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" --testmode Do not display GUI. Used by the test suite.\n"
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).format(
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version = __version__,
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status = __status__,
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copyright = __copyright__,
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date = __date__,
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)
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# Defaults
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debugLevel = logging.WARN
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logFormat = "{levelname:8} {message:}"
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confPath = None
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dataPath = None
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testMode = False
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qtStyle = "Fusion"
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cmdOpen = None
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# Parse Options
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try:
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inOpts, inRemain = getopt.getopt(sysArgs, shortOpt, longOpt)
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except getopt.GetoptError as E:
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print(helpMsg)
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print("ERROR: %s" % str(E))
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sys.exit(2)
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if len(inRemain) > 0:
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cmdOpen = inRemain[0]
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for inOpt, inArg in inOpts:
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if inOpt in ("-h", "--help"):
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print(helpMsg)
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sys.exit(0)
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elif inOpt in ("-v", "--version"):
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print("novelWriter %s Version %s [%s]" % (
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__status__, __version__, __date__)
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)
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sys.exit(0)
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elif inOpt == "--info":
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debugLevel = logging.INFO
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elif inOpt == "--debug":
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debugLevel = logging.DEBUG
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logFormat = "[{asctime:}] {name:>22}:{lineno:<4d} {levelname:8} {message:}"
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elif inOpt == "--verbose":
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debugLevel = VERBOSE
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logFormat = "[{asctime:}] {name:>22}:{lineno:<4d} {levelname:8} {message:}"
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elif inOpt == "--style":
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qtStyle = inArg
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elif inOpt == "--config":
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confPath = inArg
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elif inOpt == "--data":
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dataPath = inArg
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elif inOpt == "--testmode":
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testMode = True
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# Set Config Options
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CONFIG.showGUI = not testMode
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CONFIG.debugInfo = debugLevel < logging.INFO
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CONFIG.cmdOpen = cmdOpen
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# Set Logging
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logFmt = logging.Formatter(fmt=logFormat, style="{")
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cHandle = logging.StreamHandler()
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cHandle.setLevel(debugLevel)
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cHandle.setFormatter(logFmt)
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logger.addHandler(cHandle)
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logger.setLevel(debugLevel)
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logger.info("Starting novelWriter %s (%s) %s" % (
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__version__, __hexversion__, __date__
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))
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# Check Packages and Versions
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errorData = []
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errorCode = 0
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if sys.hexversion < 0x030600f0:
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errorData.append(
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"At least Python 3.6.0 is required, found %s." % CONFIG.verPyString
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)
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errorCode |= 4
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if CONFIG.verQtValue < 50200:
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errorData.append(
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"At least Qt5 version 5.2 is required, found %s." % CONFIG.verQtString
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)
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errorCode |= 8
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if CONFIG.verPyQtValue < 50200:
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errorData.append(
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"At least PyQt5 version 5.2 is required, found %s." % CONFIG.verPyQtString
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)
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errorCode |= 16
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try:
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import lxml # noqa: F401
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except ImportError:
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errorData.append("Python module 'lxml' is missing.")
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errorCode |= 32
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if errorData:
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if not testMode:
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errApp = QApplication([])
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errMsg = QErrorMessage()
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errMsg.resize(500, 300)
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errMsg.showMessage((
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"<h3>A critical error has been encountered</h3>"
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"<p>novelWriter cannot start due to the following issues:<p>"
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"<p> - %s</p>"
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"<p>Shutting down ...</p>"
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) % (
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"<br> - ".join(errorData)
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))
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errApp.exec_()
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sys.exit(errorCode)
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# Finish initialising config
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CONFIG.initConfig(confPath, dataPath)
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if CONFIG.osDarwin:
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try:
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from Foundation import NSBundle
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bundle = NSBundle.mainBundle()
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info = bundle.localizedInfoDictionary() or bundle.infoDictionary()
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info["CFBundleName"] = "novelWriter"
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except ImportError as e:
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logger.error("Failed to set application name")
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logger.error(str(e))
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# Import GUI (after dependency checks), and launch
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from nw.guimain import GuiMain
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if testMode:
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nwGUI = GuiMain()
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return nwGUI
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else:
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nwApp = QApplication([CONFIG.appName, ("-style=%s" % qtStyle)])
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nwApp.setApplicationName(CONFIG.appName)
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nwApp.setApplicationVersion(__version__)
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nwApp.setWindowIcon(QIcon(CONFIG.appIcon))
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nwApp.setOrganizationDomain(__domain__)
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# Connect the exception handler before making the main GUI
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sys.excepthook = exceptionHandler
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nwGUI = GuiMain()
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sys.exit(nwApp.exec_())
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return
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