diff options
| -rw-r--r-- | settings.py | 41 |
1 files changed, 39 insertions, 2 deletions
diff --git a/settings.py b/settings.py index 2a16ff0..32bb1f5 100644 --- a/settings.py +++ b/settings.py @@ -1,3 +1,4 @@ +import ast default_settings = '''route_tor = False port_number = 80 allow_foreign_addresses = False @@ -22,9 +23,45 @@ default_comment_sorting = 0 gather_googlevideo_domains = False ''' exec(default_settings) +allowed_targets = set(("route_tor", "port_number", "allow_foreign_addresses", "subtitles_mode", "subtitles_language", "enable_related_videos", "enable_comments", "enable_comment_avatars", "default_comment_sorting", "gather_googlevideo_domains")) + +def log_ignored_line(line_number, message): + print("settings.txt: Ignoring line " + str(node.lineno) + " (" + message + ")") + try: with open('settings.txt', 'r', encoding='utf-8') as file: - exec(file.read()) + settings_text = file.read() except FileNotFoundError: with open('settings.txt', 'a', encoding='utf-8') as file: - file.write(default_settings)
\ No newline at end of file + file.write(default_settings) +else: + attributes = { + ast.NameConstant: 'value', + ast.Num: 'n', + ast.Str: 's', + } + module_node = ast.parse(settings_text) + for node in module_node.body: + if type(node) != ast.Assign: + log_ignored_line(node.lineno, "only assignments are allowed") + continue + + if len(node.targets) > 1: + log_ignored_line(node.lineno, "only simple single-variable assignments allowed") + continue + + target = node.targets[0] + if type(target) != ast.Name: + log_ignored_line(node.lineno, "only simple single-variable assignments allowed") + continue + + if target.id not in allowed_targets: + log_ignored_line(node.lineno, "target is not a valid setting") + continue + + if type(node.value) not in (ast.NameConstant, ast.Num, ast.Str): + log_ignored_line(node.lineno, "only literals allowed for values") + continue + + locals()[target.id] = node.value.__getattribute__(attributes[type(node.value)]) +
\ No newline at end of file |