mirror of
https://github.com/avatao-content/baseimage-tutorial-framework
synced 2024-11-09 01:37:17 +00:00
103 lines
3.5 KiB
Python
103 lines
3.5 KiB
Python
from os.path import splitext, isfile, join, relpath
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from glob import glob
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from tfw.util import SupervisorMixin
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from tfw.event_handler_base import EventHandlerBase
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from tfw.config.logs import logging
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log = logging.getLogger(__name__)
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class FileManager:
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def __init__(self, working_directory, selected_file=None):
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self.exclude = ['__pycache__']
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self._workdir = working_directory
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self.filename = selected_file or self._relpath(self.files[0])
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self.language = map_file_extension_to_language(self.filename)
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def select_file(self, filename):
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if not filename in self.files:
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raise EnvironmentError('No such file in workdir!')
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self.filename = filename
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self.language = map_file_extension_to_language(self.filename)
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@property
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def files(self):
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return [self._relpath(file) for file in glob(join(self._workdir, '**/*'), recursive=True)
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if isfile(file) and
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not any(word in file for word in self.exclude)]
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@property
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def file_contents(self):
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with open(self._filepath(self.filename), 'r', errors='surrogateescape') as ifile:
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return ifile.read()
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@file_contents.setter
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def file_contents(self, value):
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with open(self._filepath(self.filename), 'w', errors='surrogateescape') as ofile:
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ofile.write(value)
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def _filepath(self, filename):
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return join(self._workdir, filename)
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def _relpath(self, filename):
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return relpath(self._filepath(filename), start=self._workdir)
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class SourceCodeEventHandler(EventHandlerBase, SupervisorMixin):
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def __init__(self, anchor, directory, process_name, selected_file=None):
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super().__init__(anchor)
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self.filemanager = FileManager(directory, selected_file=selected_file)
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self.process_name = process_name
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self.commands = {
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'read': self.read,
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'write': self.write,
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'select': self.select
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}
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def read(self, data):
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try: data['content'] = self.filemanager.file_contents
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except PermissionError: data['content'] = 'You have no permission to open that file :('
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except FileNotFoundError: data['content'] = 'This file was removed :('
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except Exception: data['content'] = 'Failed to read file :('
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return data
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def write(self, data):
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try: self.filemanager.file_contents = data['content']
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except Exception: log.exception('Error writing file!')
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self.restart_process()
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return data
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def select(self, data):
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try: self.filemanager.select_file(data['filename'])
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except EnvironmentError: log.exception('Failed to select file "{}"'.format(data['filename']))
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return data
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def attach_fileinfo(self, data):
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data['filename'] = self.filemanager.filename
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data['language'] = self.filemanager.language
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data['files'] = self.filemanager.files
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def handle_event(self, anchor, data_json):
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data = data_json['data']
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data_json['data'] = self.commands[data['command']](data)
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self.attach_fileinfo(data)
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return data_json
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def map_file_extension_to_language(filename):
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language_map = {
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'.py': 'python',
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'.js': 'javascript',
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'.html': 'html',
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'.css': 'css',
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'.java': 'java',
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'.cpp': 'c_cpp',
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'.hpp': 'c_cpp',
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'.c': 'c_cpp',
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'.h': 'c_cpp',
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'.cs': 'csharp'
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}
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_, extension = splitext(filename)
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return language_map.get(extension, 'text') |