75 lines
2.5 KiB
Python
75 lines
2.5 KiB
Python
# Python imports
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import threading, subprocess, signal, time, json, shlex
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# Lib imports
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from gi.repository import GLib
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# Application imports
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from ..widgets.grep_preview_widget import GrepPreviewWidget
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# NOTE: Threads WILL NOT die with parent's destruction.
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def threaded(fn):
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def wrapper(*args, **kwargs):
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threading.Thread(target=fn, args=args, kwargs=kwargs, daemon=False).start()
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return wrapper
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# NOTE: Threads WILL die with parent's destruction.
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def daemon_threaded(fn):
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def wrapper(*args, **kwargs):
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threading.Thread(target=fn, args=args, kwargs=kwargs, daemon=True).start()
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return wrapper
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class GrepSearchMixin:
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def _run_grep_query(self, widget=None, eve=None):
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self._handle_grep_query(query=widget)
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@daemon_threaded
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def _handle_grep_query(self, widget=None, eve=None, query=None):
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# NOTE: Freeze IPC consumption
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self.pause_fifo_update = True
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# NOTE: Kill the former process
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if self._grep_proc:
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if self._grep_proc.poll():
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self._grep_proc.send_signal(signal.SIGKILL)
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while self._grep_proc.poll():
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pass
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self._grep_proc = None
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else:
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self._grep_proc = None
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# NOTE: Clear children from ui
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GLib.idle_add(self.clear_children, self._grep_list)
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while len(self._grep_list.get_children()) > 0:
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...
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# NOTE: Make sure ui thread redraws
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time.sleep(0.5)
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self.pause_fifo_update = False
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# NOTE: If query create new process and do all new loop.
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if query:
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GLib.idle_add(self._exec_grep_query, query)
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def _exec_grep_query(self, widget=None, eve=None):
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query = widget.get_text()
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if not query in ("", None):
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target_dir = shlex.quote( self._fm_state.tab.get_current_directory() )
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command = ["python", f"{self.path}/utils/search.py", "-t", "grep_search", "-d", f"{target_dir}", "-q", f"{query}"]
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self._grep_proc = subprocess.Popen(command, cwd=self.path, stdin=None, stdout=None, stderr=None)
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def _load_grep_ui(self, data):
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if not data in ("", None) and not self.pause_fifo_update:
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jdata = json.loads( data )
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jkeys = jdata.keys()
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for key in jkeys:
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sub_keys = jdata[key].keys()
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grep_result = jdata[key]
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widget = GrepPreviewWidget(key, sub_keys, grep_result)
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GLib.idle_add(self._grep_list.add, widget)
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# self._grep_list.add(widget)
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