Moved flag parsing to launcher. Got read of fenrir-daemon and put everything into the fenrir launcher.
This commit is contained in:
Storm Dragon
@ -2,109 +2,50 @@
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# -*- coding: utf-8 -*-
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# Fenrir TTY screen reader
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# By Chrys, Storm Dragon, and contributers.
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# By Chrys, Storm Dragon, and contributors.
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import signal, time, argparse, os, sys
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import signal
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import time
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import os
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import sys
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from fenrirscreenreader.core import i18n
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from fenrirscreenreader.core import settingsManager
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from fenrirscreenreader.core import debug
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from fenrirscreenreader.core.eventData import fenrirEventType
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from fenrirscreenreader import fenrirVersion
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class fenrirManager():
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def __init__(self):
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self.initialized = False
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cliArgs = self.handleArgs()
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if not cliArgs:
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return
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def __init__(self, cliArgs):
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self.isInitialized = False
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try:
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self.environment = settingsManager.settingsManager().initFenrirConfig(cliArgs, self)
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if not self.environment:
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raise RuntimeError('Cannot Initialize. Maybe the configfile is not available or not parseable')
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except RuntimeError:
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raise
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self.environment['runtime']['outputManager'].presentText(_("Start Fenrir"), soundIcon='ScreenReaderOn', interrupt=True)
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signal.signal(signal.SIGINT, self.captureSignal)
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signal.signal(signal.SIGTERM, self.captureSignal)
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self.initialized = True
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self.isInitialized = True
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self.modifierInput = False
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self.singleKeyCommand = False
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self.command = ''
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self.setProcessName()
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def handleArgs(self):
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"""
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Parse and handle command line arguments for Fenrir.
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Returns:
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argparse.Namespace: Parsed command line arguments
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None: If argument parsing fails
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"""
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parser = argparse.ArgumentParser(
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description="Fenrir - A console screen reader for Linux",
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formatter_class=argparse.RawDescriptionHelpFormatter
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)
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parser.add_argument(
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'-v', '--version',
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action='version',
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version=f'Fenrir screen reader version {fenrirVersion.version}-{fenrirVersion.codeName}',
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help='Show version information and exit'
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)
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parser.add_argument(
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'-s', '--setting',
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metavar='SETTING-FILE',
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default='/etc/fenrir/settings/settings.conf',
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help='Path to custom settings file'
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)
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parser.add_argument(
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'-o', '--options',
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metavar='SECTION#SETTING=VALUE;..',
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default='',
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help='Override settings file options. Format: SECTION#SETTING=VALUE;... (case sensitive)'
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)
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parser.add_argument(
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'-d', '--debug',
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action='store_true',
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help='Enable debug mode'
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)
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parser.add_argument(
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'-p', '--print',
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action='store_true',
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help='Print debug messages to screen'
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)
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parser.add_argument(
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'-e', '--emulated-pty',
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action='store_true',
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help='Use PTY emulation with escape sequences for input (enables desktop/X/Wayland usage)'
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)
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parser.add_argument(
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'-E', '--emulated-evdev',
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action='store_true',
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help='Use PTY emulation with evdev for input (single instance)'
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)
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try:
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args = parser.parse_args()
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# Only do format validation, let file existence be handled by the config initialization
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if args.options:
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for option in args.options.split(';'):
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if option and ('#' not in option or '=' not in option):
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parser.error(f"Invalid option format: {option}\nExpected format: SECTION#SETTING=VALUE")
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if args.emulated_pty and args.emulated_evdev:
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parser.error("Cannot use both --emulated-pty and --emulated-evdev simultaneously")
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return args
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except Exception as e:
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print(f"Error parsing arguments: {str(e)}", file=sys.stderr)
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return None
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def proceed(self):
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if not self.initialized:
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if not self.isInitialized:
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return
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self.environment['runtime']['eventManager'].startMainEventLoop()
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self.shutdown()
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def handleInput(self, event):
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#startTime = time.time()
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self.environment['runtime']['debug'].writeDebugOut('DEBUG INPUT fenrirMan:' + str(event),debug.debugLevel.INFO)
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self.environment['runtime']['debug'].writeDebugOut('DEBUG INPUT fenrirMan:' + str(event), debug.debugLevel.INFO)
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if not event['Data']:
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event['Data'] = self.environment['runtime']['inputManager'].getInputEvent()
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if event['Data']:
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event['Data']['EventName'] = self.environment['runtime']['inputManager'].convertEventName(event['Data']['EventName'])
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self.environment['runtime']['inputManager'].handleInputEvent(event['Data'])
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@ -113,6 +54,7 @@ class fenrirManager():
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if self.environment['runtime']['inputManager'].noKeyPressed():
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self.environment['runtime']['inputManager'].clearLastDeepInput()
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if self.environment['runtime']['screenManager'].isSuspendingScreen():
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self.environment['runtime']['inputManager'].writeEventBuffer()
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else:
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@ -132,6 +74,7 @@ class fenrirManager():
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self.environment['runtime']['inputManager'].clearEventBuffer()
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else:
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self.environment['runtime']['inputManager'].writeEventBuffer()
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if self.environment['runtime']['inputManager'].noKeyPressed():
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self.modifierInput = False
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self.singleKeyCommand = False
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@ -139,73 +82,59 @@ class fenrirManager():
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self.environment['runtime']['inputManager'].handleDeviceGrab()
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if self.environment['input']['keyForeward'] > 0:
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self.environment['input']['keyForeward'] -=1
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self.environment['input']['keyForeward'] -= 1
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self.environment['runtime']['commandManager'].executeDefaultTrigger('onKeyInput')
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#print('handleInput:',time.time() - startTime)
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def handleByteInput(self, event):
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if not event['Data']:
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return
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if event['Data'] == b'':
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if not event['Data'] or event['Data'] == b'':
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return
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self.environment['runtime']['byteManager'].handleByteInput(event['Data'])
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self.environment['runtime']['commandManager'].executeDefaultTrigger('onByteInput')
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def handleExecuteCommand(self, event):
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if not event['Data']:
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def handleExecuteCommand(self, event):
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if not event['Data'] or event['Data'] == '':
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return
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if event['Data'] == '':
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return
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command = event['Data']
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currentCommand = event['Data']
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# special modes
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if self.environment['runtime']['helpManager'].isTutorialMode():
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if self.environment['runtime']['commandManager'].commandExists( command, 'help'):
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self.environment['runtime']['commandManager'].executeCommand( command, 'help')
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if self.environment['runtime']['commandManager'].commandExists(currentCommand, 'help'):
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self.environment['runtime']['commandManager'].executeCommand(currentCommand, 'help')
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return
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elif self.environment['runtime']['vmenuManager'].getActive():
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if self.environment['runtime']['commandManager'].commandExists( command, 'vmenu-navigation'):
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self.environment['runtime']['commandManager'].executeCommand( command, 'vmenu-navigation')
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if self.environment['runtime']['commandManager'].commandExists(currentCommand, 'vmenu-navigation'):
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self.environment['runtime']['commandManager'].executeCommand(currentCommand, 'vmenu-navigation')
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return
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# default
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self.environment['runtime']['commandManager'].executeCommand( command, 'commands')
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self.environment['runtime']['commandManager'].executeCommand(currentCommand, 'commands')
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def handleRemoteIncomming(self, event):
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if not event['Data']:
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return
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self.environment['runtime']['remoteManager'].handleRemoteIncomming(event['Data'])
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def handleScreenChange(self, event):
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self.environment['runtime']['screenManager'].hanldeScreenChange(event['Data'])
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'''
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if self.environment['runtime']['applicationManager'].isApplicationChange():
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self.environment['runtime']['commandManager'].executeDefaultTrigger('onApplicationChange')
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self.environment['runtime']['commandManager'].executeSwitchTrigger('onSwitchApplicationProfile', \
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self.environment['runtime']['applicationManager'].getPrevApplication(), \
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self.environment['runtime']['applicationManager'].getCurrentApplication())
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'''
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if self.environment['runtime']['vmenuManager'].getActive():
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return
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self.environment['runtime']['commandManager'].executeDefaultTrigger('onScreenChanged')
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self.environment['runtime']['screenDriver'].getCurrScreen()
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def handleScreenUpdate(self, event):
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#startTime = time.time()
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self.environment['runtime']['screenManager'].handleScreenUpdate(event['Data'])
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'''
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if self.environment['runtime']['applicationManager'].isApplicationChange():
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self.environment['runtime']['commandManager'].executeDefaultTrigger('onApplicationChange')
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self.environment['runtime']['commandManager'].executeSwitchTrigger('onSwitchApplicationProfile', \
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self.environment['runtime']['applicationManager'].getPrevApplication(), \
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self.environment['runtime']['applicationManager'].getCurrentApplication())
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'''
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# timout for the last keypress
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if time.time() - self.environment['runtime']['inputManager'].getLastInputTime() >= 0.3:
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self.environment['runtime']['inputManager'].clearLastDeepInput()
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# has cursor changed?
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if self.environment['runtime']['cursorManager'].isCursorVerticalMove() or \
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self.environment['runtime']['cursorManager'].isCursorHorizontalMove():
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if (self.environment['runtime']['cursorManager'].isCursorVerticalMove() or
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self.environment['runtime']['cursorManager'].isCursorHorizontalMove()):
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self.environment['runtime']['commandManager'].executeDefaultTrigger('onCursorChange')
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self.environment['runtime']['commandManager'].executeDefaultTrigger('onScreenUpdate')
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self.environment['runtime']['inputManager'].clearLastDeepInput()
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#print('handleScreenUpdate:',time.time() - startTime)
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def handlePlugInputDevice(self, event):
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try:
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self.environment['runtime']['inputManager'].setLastDetectedDevices(event['Data'])
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@ -214,26 +143,27 @@ class fenrirManager():
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self.environment['runtime']['inputManager'].handlePlugInputDevice(event['Data'])
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self.environment['runtime']['commandManager'].executeDefaultTrigger('onPlugInputDevice', force=True)
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self.environment['runtime']['inputManager'].setLastDetectedDevices(None)
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def handleHeartBeat(self, event):
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self.environment['runtime']['commandManager'].executeDefaultTrigger('onHeartBeat',force=True)
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#self.environment['runtime']['outputManager'].brailleText(flush=False)
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def handleHeartBeat(self, event):
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self.environment['runtime']['commandManager'].executeDefaultTrigger('onHeartBeat', force=True)
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def detectShortcutCommand(self):
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if self.environment['input']['keyForeward'] > 0:
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return
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if len(self.environment['input']['prevInput']) > len(self.environment['input']['currInput']):
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return
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if self.environment['runtime']['inputManager'].isKeyPress():
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self.modifierInput = self.environment['runtime']['inputManager'].currKeyIsModifier()
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else:
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if not self.environment['runtime']['inputManager'].noKeyPressed():
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if self.singleKeyCommand:
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self.singleKeyCommand = len(self.environment['input']['currInput'])== 1
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# key is already released. we need the old one
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if not( self.singleKeyCommand and self.environment['runtime']['inputManager'].noKeyPressed()):
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shortcut = self.environment['runtime']['inputManager'].getCurrShortcut()
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self.command = self.environment['runtime']['inputManager'].getCommandForShortcut(shortcut)
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self.singleKeyCommand = len(self.environment['input']['currInput']) == 1
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if not(self.singleKeyCommand and self.environment['runtime']['inputManager'].noKeyPressed()):
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currentShortcut = self.environment['runtime']['inputManager'].getCurrShortcut()
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self.command = self.environment['runtime']['inputManager'].getCommandForShortcut(currentShortcut)
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if not self.modifierInput:
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if self.environment['runtime']['inputManager'].isKeyPress():
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@ -252,7 +182,8 @@ class fenrirManager():
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if self.singleKeyCommand:
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self.environment['runtime']['eventManager'].putToEventQueue(fenrirEventType.ExecuteCommand, self.command)
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self.command = ''
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def setProcessName(self, name = 'fenrir'):
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def setProcessName(self, name='fenrir'):
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"""Attempts to set the process name to 'fenrir'."""
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try:
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from setproctitle import setproctitle
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@ -273,12 +204,14 @@ class fenrirManager():
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pass
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return False
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def shutdownRequest(self):
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try:
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self.environment['runtime']['eventManager'].stopMainEventLoop()
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except:
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pass
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def captureSignal(self, siginit, frame):
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def captureSignal(self, sigInit, frame):
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self.shutdownRequest()
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def shutdown(self):
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@ -287,10 +220,10 @@ class fenrirManager():
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self.environment['runtime']['outputManager'].presentText(_("Quit Fenrir"), soundIcon='ScreenReaderOff', interrupt=True)
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self.environment['runtime']['eventManager'].cleanEventQueue()
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time.sleep(0.6)
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for currManager in self.environment['general']['managerList']:
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if self.environment['runtime'][currManager]:
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self.environment['runtime'][currManager].shutdown()
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del self.environment['runtime'][currManager]
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for currentManager in self.environment['general']['managerList']:
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if self.environment['runtime'][currentManager]:
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self.environment['runtime'][currentManager].shutdown()
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del self.environment['runtime'][currentManager]
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self.environment = None
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