128 lines
6.1 KiB
Python
128 lines
6.1 KiB
Python
#!/bin/python
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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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import importlib.util
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import glob, os, time
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from core import debug
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class commandManager():
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def __init__(self):
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pass
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def initialize(self, environment):
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self.env = environment
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self.env['runtime']['commandManager'].loadCommands('commands')
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self.env['runtime']['commandManager'].loadCommands('onInput')
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self.env['runtime']['commandManager'].loadCommands('onScreenUpdate')
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self.env['runtime']['commandManager'].loadCommands('onScreenChanged')
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self.env['runtime']['commandManager'].loadCommands('onApplicationChange')
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self.env['runtime']['commandManager'].loadCommands('onSwitchApplicationProfile')
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def shutdown(self):
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self.env['runtime']['commandManager'].shutdownCommands('commands')
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self.env['runtime']['commandManager'].shutdownCommands('onInput')
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self.env['runtime']['commandManager'].shutdownCommands('onScreenUpdate')
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self.env['runtime']['commandManager'].shutdownCommands('onScreenChanged')
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self.env['runtime']['commandManager'].shutdownCommands('onApplicationChange')
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self.env['runtime']['commandManager'].shutdownCommands('onSwitchApplicationProfile')
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def loadCommands(self, section='commands'):
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commandFolder = "commands/" + section +"/"
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commandList = glob.glob(commandFolder+'*')
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for command in commandList:
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try:
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fileName, fileExtension = os.path.splitext(command)
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fileName = fileName.split('/')[-1]
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if fileName in ['__init__','__pycache__']:
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continue
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if fileExtension.lower() == '.py':
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spec = importlib.util.spec_from_file_location(fileName, command)
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command_mod = importlib.util.module_from_spec(spec)
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spec.loader.exec_module(command_mod)
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self.env['commands'][section][fileName.upper()] = command_mod.command()
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self.env['commands'][section][fileName.upper()].initialize(self.env)
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except Exception as e:
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print(e)
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self.env['runtime']['debug'].writeDebugOut("Loading command:" + command ,debug.debugLevel.ERROR)
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self.env['runtime']['debug'].writeDebugOut(str(e),debug.debugLevel.ERROR)
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continue
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def shutdownCommands(self, section):
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for command in sorted(self.env['commands'][section]):
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try:
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self.env['commands'][section][command].shutdown()
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del self.env['commands'][section][command]
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except Exception as e:
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print(e)
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self.env['runtime']['debug'].writeDebugOut("Shutdown command:" + section + "." + command ,debug.debugLevel.ERROR)
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self.env['runtime']['debug'].writeDebugOut(str(e),debug.debugLevel.ERROR)
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continue
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def executeSwitchTrigger(self, trigger, unLoadScript, loadScript):
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if self.env['runtime']['screenManager'].isSuspendingScreen():
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return
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#unload
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oldScript = unLoadScript
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if self.commandExists(oldScript, trigger):
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try:
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self.env['commands'][trigger][oldScript].unload()
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except Exception as e:
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print(e)
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self.env['runtime']['debug'].writeDebugOut("Executing trigger:" + trigger + "." + oldScript ,debug.debugLevel.ERROR)
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self.env['runtime']['debug'].writeDebugOut(str(e),debug.debugLevel.ERROR)
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#load
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newScript = loadScript
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if self.commandExists(newScript, trigger):
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try:
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self.env['commands'][trigger][newScript].load()
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except Exception as e:
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print(e)
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self.env['runtime']['debug'].writeDebugOut("Executing trigger:" + trigger + "." + newScript ,debug.debugLevel.ERROR)
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self.env['runtime']['debug'].writeDebugOut(str(e),debug.debugLevel.ERROR)
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def executeDefaultTrigger(self, trigger):
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if self.env['runtime']['screenManager'].isSuspendingScreen():
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return
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for command in sorted(self.env['commands'][trigger]):
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if self.commandExists(command, trigger):
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try:
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self.env['commands'][trigger][command].run()
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except Exception as e:
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print(e)
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self.env['runtime']['debug'].writeDebugOut("Executing trigger:" + trigger + "." + command ,debug.debugLevel.ERROR)
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self.env['runtime']['debug'].writeDebugOut(str(e),debug.debugLevel.ERROR)
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def executeCommand(self, command, section = 'commands'):
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if self.env['runtime']['screenManager'].isSuspendingScreen():
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return
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if self.commandExists(command, section):
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try:
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if self.env['generalInformation']['tutorialMode']:
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description = self.env['commands'][section][command].getDescription()
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self.env['runtime']['outputManager'].presentText(description, interrupt=True)
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else:
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self.env['commands'][section][command].run()
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except Exception as e:
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print(e)
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self.env['runtime']['debug'].writeDebugOut("Executing command:" + section + "." + command ,debug.debugLevel.ERROR)
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self.env['runtime']['debug'].writeDebugOut(str(e),debug.debugLevel.ERROR)
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self.clearCommandQueued()
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self.env['commandInfo']['lastCommandExecutionTime'] = time.time()
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def isCommandQueued(self):
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return self.env['commandInfo']['currCommand'] != ''
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def clearCommandQueued(self):
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self.env['commandInfo']['currCommand'] = ''
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def queueCommand(self, command):
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if command == '':
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return
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self.env['commandInfo']['currCommand'] = command
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def commandExists(self, command, section = 'commands'):
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return( command in self.env['commands'][section])
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