102 lines
2.9 KiB
Python
102 lines
2.9 KiB
Python
# Python imports
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import builtins, os, re
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from os import path
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# Lib imports
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# Application imports
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class Builtins:
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""" Create an pub/sub systems. """
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def __init__(self):
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self.USER_HOME = path.expanduser('~')
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self.block_from_update = False
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self.block_to_update = False
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self.active_path = None
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self.from_changes = []
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self.to_changes = []
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# NOTE: The format used is list of [type, target, (data,)] Where:
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# type is useful context for control flow,
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# target is the method to call,
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# data is the method parameters to give
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# Where data may be any kind of data
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self._gui_events = []
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self._module_events = []
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# Makeshift fake "events" type system FIFO
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def _pop_gui_event(self):
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if len(self._gui_events) > 0:
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return self._gui_events.pop(0)
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return None
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def _pop_module_event(self):
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if len(self._module_events) > 0:
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return self._module_events.pop(0)
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return None
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def set_active_path(self, _file):
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if os.path.isdir(_file) :
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self.from_changes.clear()
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self.active_path = _file
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for f in os.listdir(_file):
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self.from_changes.append(f)
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self.from_changes.sort(key=self._natural_keys)
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self.to_changes = self.from_changes
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event_system.push_gui_event(["update-from", None, ()])
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event_system.push_gui_event(["update-to", None, ()])
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def reset_to_view(self):
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self.to_changes = self.from_changes
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event_system.push_gui_event(["update-to", None, ()])
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def reset_from_view(self):
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self.set_active_path(self.active_path)
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def push_gui_event(self, event):
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if len(event) == 3:
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self._gui_events.append(event)
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return None
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raise Exception("Invald event format! Please do: [type, target, (data,)]")
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def push_module_event(self, event):
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if len(event) == 3:
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self._module_events.append(event)
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return None
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raise Exception("Invald event format! Please do: [type, target, (data,)]")
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def read_gui_event(self):
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return self._gui_events[0]
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def read_module_event(self):
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return self._module_events[0]
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def consume_gui_event(self):
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return self._pop_gui_event()
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def consume_module_event(self):
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return self._pop_module_event()
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def _atoi(self, text):
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return int(text) if text.isdigit() else text
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def _natural_keys(self, text):
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return [ self._atoi(c) for c in re.split('(\d+)',text) ]
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# NOTE: Just reminding myself we can add to builtins two different ways...
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# __builtins__.update({"event_system": Builtins()})
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builtins.app_name = "BulkR"
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builtins.event_system = Builtins()
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builtins.event_sleep_time = 0.1
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builtins.debug = False
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builtins.trace_debug = False
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