kopia lustrzana https://github.com/inkstitch/inkstitch
158 wiersze
6.8 KiB
Python
158 wiersze
6.8 KiB
Python
# Authors: see git history
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#
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# Copyright (c) 2010 Authors
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# Licensed under the GNU GPL version 3.0 or later. See the file LICENSE for details.
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import os
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import sys
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from pathlib import Path # to work with paths as objects
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import configparser # to read DEBUG.ini
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from argparse import ArgumentParser # to parse arguments and remove --extension
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import lib.debug_utils as debug_utils
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SCRIPTDIR = Path(__file__).parent.absolute()
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running_as_frozen = getattr(sys, 'frozen', None) is not None # check if running from pyinstaller bundle
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if len(sys.argv) < 2:
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# no arguments - prevent accidentally running this script
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msg = "No arguments given, exiting!" # without gettext localization see _()
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if running_as_frozen: # we show dialog only when running from pyinstaller bundle - using wx
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try:
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import wx
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app = wx.App()
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dlg = wx.MessageDialog(None, msg, "Inkstitch", wx.OK | wx.ICON_ERROR)
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dlg.ShowModal()
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dlg.Destroy()
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except ImportError:
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print(msg)
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else:
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print(msg)
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exit(1)
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ini = configparser.ConfigParser()
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ini.read(SCRIPTDIR / "DEBUG.ini") # read DEBUG.ini file if exists
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# check if running from inkscape, given by environment variable
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if os.environ.get('INKSTITCH_OFFLINE_SCRIPT', '').lower() in ['true', '1', 'yes', 'y']:
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running_from_inkscape = False
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else:
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running_from_inkscape = True
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debug_active = bool((gettrace := getattr(sys, 'gettrace')) and gettrace()) # check if debugger is active on startup
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debug_type = 'none'
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profiler_type = 'none'
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if not running_as_frozen: # debugging/profiling only in development mode
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# specify debugger type
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# but if script was already started from debugger then don't read debug type from ini file or cmd line
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if not debug_active:
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debug_type = debug_utils.resole_debug_type(ini) # read debug type from ini file or cmd line
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profile_type = debug_utils.resole_profile_type(ini) # read profile type from ini file or cmd line
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if running_from_inkscape:
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# process creation of the Bash script - should be done before sys.path is modified, see below in prefere_pip_inkex
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if ini.getboolean("DEBUG", "create_bash_script", fallback=False): # create script only if enabled in DEBUG.ini
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debug_utils.write_offline_debug_script(SCRIPTDIR, ini)
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# disable debugger when running from inkscape
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disable_from_inkscape = ini.getboolean("DEBUG", "disable_from_inkscape", fallback=False)
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if disable_from_inkscape:
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debug_type = 'none' # do not start debugger when running from inkscape
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# prefer pip installed inkex over inkscape bundled inkex, pip version is bundled with Inkstitch
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# - must be be done before importing inkex
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prefere_pip_inkex = ini.getboolean("LIBRARY", "prefer_pip_inkex", fallback=True)
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if prefere_pip_inkex and 'PYTHONPATH' in os.environ:
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debug_utils.reorder_sys_path()
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# enabling of debug depends on value of debug_type in DEBUG.ini file
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if debug_type != 'none':
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from lib.debug import debug # import global variable debug - don't import whole module
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debug.enable(debug_type, SCRIPTDIR, ini)
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# check if debugger is really activated
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debug_active = bool((gettrace := getattr(sys, 'gettrace')) and gettrace())
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# warnings are used by some modules, we want to ignore them all in release
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# - see warnings.warn()
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if running_as_frozen or not debug_active:
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import warnings
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warnings.filterwarnings('ignore')
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# TODO - check if this is still needed for shapely, apparently shapely now uses only exceptions instead of io.
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# all logs were removed from version 2.0.0 and above
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# ---- plan to remove this in future ----
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# import logging # to set logger for shapely
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# from io import StringIO # to store shapely errors
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# set logger for shapely - for old versions of shapely
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# logger = logging.getLogger('shapely.geos') # attach logger of shapely
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# logger.setLevel(logging.DEBUG)
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# shapely_errors = StringIO() # in memory file to store shapely errors
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# ch = logging.StreamHandler(shapely_errors)
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# ch.setLevel(logging.DEBUG)
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# formatter = logging.Formatter('%(name)s - %(levelname)s - %(message)s')
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# ch.setFormatter(formatter)
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# logger.addHandler(ch)
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# ---- plan to remove this in future ----
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# pop '--extension' from arguments and generate extension class name from extension name
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# example: --extension=params will instantiate Params() class from lib.extensions.
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# we need to import only after possible modification of sys.path, we disable here flake8 E402
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from lib import extensions # noqa: E402 # import all supported extensions of institch
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parser = ArgumentParser()
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parser.add_argument("--extension")
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my_args, remaining_args = parser.parse_known_args()
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extension_name = my_args.extension
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# example: foo_bar_baz -> FooBarBaz
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extension_class_name = extension_name.title().replace("_", "")
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extension_class = getattr(extensions, extension_class_name)
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extension = extension_class() # create instance of extension class - call __init__ method
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# extension run(), we differentiate between debug and normal mode
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# - in debug or profile mode we debug or profile extension.run() method
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# - in normal mode we run extension.run() in try/except block to catch all exceptions and hide GTK spam
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if debug_active or profiler_type != "none": # if debug or profile mode
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if profiler_type == 'none': # only debugging
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extension.run(args=remaining_args)
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else: # do profiling
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debug_utils.profile(profiler_type, SCRIPTDIR, ini, extension, remaining_args)
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else: # if not debug nor profile mode
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from lib.exceptions import InkstitchException, format_uncaught_exception
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from inkex import errormsg # to show error message in inkscape
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from lxml.etree import XMLSyntaxError # to catch XMLSyntaxError from inkex
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from lib.i18n import _ # see gettext translation function _()
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from lib.utils import restore_stderr, save_stderr # to hide GTK spam
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save_stderr() # hide GTK spam
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exception = None
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try:
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extension.run(args=remaining_args)
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except (SystemExit, KeyboardInterrupt):
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raise
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except XMLSyntaxError:
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msg = _("Ink/Stitch cannot read your SVG file. "
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"This is often the case when you use a file which has been created with Adobe Illustrator.")
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msg += "\n\n"
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msg += _("Try to import the file into Inkscape through 'File > Import...' (Ctrl+I)")
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errormsg(msg)
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except InkstitchException as exc:
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errormsg(str(exc))
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except Exception:
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errormsg(format_uncaught_exception())
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sys.exit(1)
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finally:
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restore_stderr()
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# if shapely_errors.tell(): # see above plan to remove this in future for shapely
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# errormsg(shapely_errors.getvalue())
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sys.exit(0)
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