mirror of
https://github.com/EDCD/EDMarketConnector.git
synced 2025-04-14 00:07:14 +03:00
Added more comments to windows DDE
# Conflicts: # protocol.py
This commit is contained in:
Athanasius
parent
96ac23a6eb
commit
67d41d63dc
90
protocol.py
90
protocol.py
@ -3,10 +3,10 @@
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import sys
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import threading
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from typing import Optional
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import urllib.error
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import urllib.parse
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import urllib.request
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from typing import Optional
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from EDMCLogging import get_main_logger
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from config import appname, config
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@ -81,10 +81,12 @@ if sys.platform == 'darwin' and getattr(sys, 'frozen', False):
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)
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return self
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def handleEvent_withReplyEvent_(self, event, replyEvent):
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protocolhandler.lasturl = urllib.parse.unquote(
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event.paramDescriptorForKeyword_(keyDirectObject).stringValue()).strip()
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protocolhandler.master.after(ProtocolHandler.POLL, protocolhandler.poll)
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def handleEvent_withReplyEvent_(self, event, replyEvent): # noqa: N802 # Required to override
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protocolhandler.lasturl = urllib.parse.unquote( # type: ignore # Its going to be a DPH in this code
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event.paramDescriptorForKeyword_(keyDirectObject).stringValue()
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).strip()
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protocolhandler.master.after(DarwinProtocolHandler.POLL, protocolhandler.poll) # type: ignore
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elif sys.platform == 'win32' and getattr(sys, 'frozen', False) and not is_wine and not config.auth_force_localserver:
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@ -153,6 +155,8 @@ elif sys.platform == 'win32' and getattr(sys, 'frozen', False) and not is_wine a
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GlobalUnlock.argtypes = [HGLOBAL]
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GlobalUnlock.restype = BOOL
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# Windows Message handler stuff (IPC)
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# https://docs.microsoft.com/en-us/previous-versions/windows/desktop/legacy/ms633573(v=vs.85)
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@WINFUNCTYPE(c_long, HWND, UINT, WPARAM, LPARAM)
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def WndProc(hwnd: HWND, message: UINT, wParam, lParam): # noqa: N803 N802
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"""
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@ -166,6 +170,7 @@ elif sys.platform == 'win32' and getattr(sys, 'frozen', False) and not is_wine a
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"""
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if message != WM_DDE_INITIATE:
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# Not a DDE init message, bail and tell windows to do the default
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# https://docs.microsoft.com/en-us/windows/win32/api/winuser/nf-winuser-defwindowproca?redirectedfrom=MSDN
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return DefWindowProc(hwnd, message, wParam, lParam)
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service = create_unicode_buffer(256)
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@ -192,6 +197,7 @@ elif sys.platform == 'win32' and getattr(sys, 'frozen', False) and not is_wine a
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SendMessage(
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wParam, WM_DDE_ACK, hwnd, PackDDElParam(WM_DDE_ACK, GlobalAddAtom(appname), GlobalAddAtom('System'))
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)
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return 0
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class WindowsProtocolHandler(GenericProtocolHandler):
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@ -235,48 +241,52 @@ elif sys.platform == 'win32' and getattr(sys, 'frozen', False) and not is_wine a
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wndclass.lpszMenuName = None
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wndclass.lpszClassName = 'DDEServer'
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if RegisterClass(byref(wndclass)):
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hwnd = CreateWindowEx(
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0,
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wndclass.lpszClassName,
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"DDE Server",
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0,
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CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT,
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self.master.winfo_id(), # Don't use HWND_MESSAGE since the window won't get DDE broadcasts
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None,
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wndclass.hInstance,
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None
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)
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if not RegisterClass(byref(wndclass)):
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print('Failed to register Dynamic Data Exchange for cAPI')
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return
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msg = MSG()
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while GetMessage(byref(msg), None, 0, 0) != 0:
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logger.trace(f'DDE message of type: {msg.message}')
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if msg.message == WM_DDE_EXECUTE:
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args = wstring_at(GlobalLock(msg.lParam)).strip()
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GlobalUnlock(msg.lParam)
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if args.lower().startswith('open("') and args.endswith('")'):
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logger.trace(f'args are: {args}')
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url = urllib.parse.unquote(args[6:-2]).strip()
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logger.trace(f'Parsed url: {url}')
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if url.startswith(self.redirect):
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logger.debug(f'Message starts with {self.redirect}')
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self.event(url)
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# https://docs.microsoft.com/en-us/windows/win32/api/winuser/nf-winuser-createwindowexw
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hwnd = CreateWindowEx(
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0, # dwExStyle
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wndclass.lpszClassName, # lpClassName
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"DDE Server", # lpWindowName
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0, # dwStyle
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CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, # X, Y, nWidth, nHeight
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self.master.winfo_id(), # hWndParent # Don't use HWND_MESSAGE since the window won't get DDE broadcasts
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None, # hMenu
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wndclass.hInstance, # hInstance
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None # lpParam
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)
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SetForegroundWindow(GetParent(self.master.winfo_id())) # raise app window
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PostMessage(msg.wParam, WM_DDE_ACK, hwnd, PackDDElParam(WM_DDE_ACK, 0x80, msg.lParam))
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msg = MSG()
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# Calls GetMessageW: https://docs.microsoft.com/en-us/windows/win32/api/winuser/nf-winuser-getmessagew
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while GetMessage(byref(msg), None, 0, 0) != 0:
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if msg.message == WM_DDE_EXECUTE:
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# GlobalLock does some sort of "please dont move this?"
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# https://docs.microsoft.com/en-us/windows/win32/api/winbase/nf-winbase-globallock
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args = wstring_at(GlobalLock(msg.lParam)).strip()
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GlobalUnlock(msg.lParam) # Unlocks the GlobalLock-ed object
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else:
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PostMessage(msg.wParam, WM_DDE_ACK, hwnd, PackDDElParam(WM_DDE_ACK, 0, msg.lParam))
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if args.lower().startswith('open("') and args.endswith('")'):
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url = urllib.parse.unquote(args[6:-2]).strip()
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if url.startswith(self.redirect):
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self.event(url)
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elif msg.message == WM_DDE_TERMINATE:
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PostMessage(msg.wParam, WM_DDE_TERMINATE, hwnd, 0)
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SetForegroundWindow(GetParent(self.master.winfo_id())) # raise app window
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# Send back a WM_DDE_ACK. this is _required_ with WM_DDE_EXECUTE
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PostMessage(msg.wParam, WM_DDE_ACK, hwnd, PackDDElParam(WM_DDE_ACK, 0x80, msg.lParam))
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else:
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TranslateMessage(byref(msg))
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DispatchMessage(byref(msg))
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# Send back a WM_DDE_ACK. this is _required_ with WM_DDE_EXECUTE
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PostMessage(msg.wParam, WM_DDE_ACK, hwnd, PackDDElParam(WM_DDE_ACK, 0, msg.lParam))
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elif msg.message == WM_DDE_TERMINATE:
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PostMessage(msg.wParam, WM_DDE_TERMINATE, hwnd, 0)
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else:
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TranslateMessage(byref(msg)) # "Translates virtual key messages into character messages" ???
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DispatchMessage(byref(msg))
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else:
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print('Failed to register DDE for cAPI')
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else: # Linux / Run from source
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