704 lines
24 KiB
TypeScript
704 lines
24 KiB
TypeScript
import { app } from 'electron'
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import { join, dirname } from 'path'
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import { existsSync, copyFileSync, mkdirSync } from 'fs'
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import { execFile, spawn } from 'child_process'
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import { promisify } from 'util'
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import os from 'os'
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const execFileAsync = promisify(execFile)
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type DbKeyResult = { success: boolean; key?: string; error?: string; logs?: string[] }
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type ImageKeyResult = { success: boolean; xorKey?: number; aesKey?: string; error?: string }
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export class KeyService {
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private koffi: any = null
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private lib: any = null
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private initialized = false
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private initHook: any = null
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private pollKeyData: any = null
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private getStatusMessage: any = null
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private cleanupHook: any = null
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private getLastErrorMsg: any = null
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private getImageKeyDll: any = null
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// Win32 APIs
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private kernel32: any = null
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private user32: any = null
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private advapi32: any = null
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// Kernel32
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private OpenProcess: any = null
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private CloseHandle: any = null
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private TerminateProcess: any = null
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private QueryFullProcessImageNameW: any = null
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// User32
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private EnumWindows: any = null
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private GetWindowTextW: any = null
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private GetWindowTextLengthW: any = null
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private GetClassNameW: any = null
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private GetWindowThreadProcessId: any = null
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private IsWindowVisible: any = null
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private EnumChildWindows: any = null
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private PostMessageW: any = null
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private WNDENUMPROC_PTR: any = null
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// Advapi32
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private RegOpenKeyExW: any = null
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private RegQueryValueExW: any = null
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private RegCloseKey: any = null
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// Constants
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private readonly PROCESS_ALL_ACCESS = 0x1F0FFF
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private readonly PROCESS_TERMINATE = 0x0001
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private readonly KEY_READ = 0x20019
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private readonly HKEY_LOCAL_MACHINE = 0x80000002
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private readonly HKEY_CURRENT_USER = 0x80000001
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private readonly ERROR_SUCCESS = 0
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private readonly WM_CLOSE = 0x0010
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private getDllPath(): string {
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const isPackaged = typeof app !== 'undefined' && app ? app.isPackaged : process.env.NODE_ENV === 'production'
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const candidates: string[] = []
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if (process.env.WX_KEY_DLL_PATH) {
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candidates.push(process.env.WX_KEY_DLL_PATH)
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}
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if (isPackaged) {
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candidates.push(join(process.resourcesPath, 'resources', 'wx_key.dll'))
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candidates.push(join(process.resourcesPath, 'wx_key.dll'))
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} else {
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const cwd = process.cwd()
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candidates.push(join(cwd, 'resources', 'wx_key.dll'))
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candidates.push(join(app.getAppPath(), 'resources', 'wx_key.dll'))
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}
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for (const path of candidates) {
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if (existsSync(path)) return path
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}
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return candidates[0]
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}
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private isNetworkPath(path: string): boolean {
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if (path.startsWith('\\\\')) return true
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return false
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}
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private localizeNetworkDll(originalPath: string): string {
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try {
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const tempDir = join(os.tmpdir(), 'weflow_dll_cache')
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if (!existsSync(tempDir)) {
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mkdirSync(tempDir, { recursive: true })
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}
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const localPath = join(tempDir, 'wx_key.dll')
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if (existsSync(localPath)) return localPath
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copyFileSync(originalPath, localPath)
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return localPath
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} catch (e) {
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console.error('DLL 本地化失败:', e)
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return originalPath
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}
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}
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private ensureLoaded(): boolean {
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if (this.initialized) return true
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let dllPath = ''
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try {
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this.koffi = require('koffi')
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dllPath = this.getDllPath()
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if (!existsSync(dllPath)) {
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console.error(`wx_key.dll 不存在于路径: ${dllPath}`)
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return false
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}
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if (this.isNetworkPath(dllPath)) {
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dllPath = this.localizeNetworkDll(dllPath)
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}
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this.lib = this.koffi.load(dllPath)
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this.initHook = this.lib.func('bool InitializeHook(uint32 targetPid)')
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this.pollKeyData = this.lib.func('bool PollKeyData(_Out_ char *keyBuffer, int bufferSize)')
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this.getStatusMessage = this.lib.func('bool GetStatusMessage(_Out_ char *msgBuffer, int bufferSize, _Out_ int *outLevel)')
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this.cleanupHook = this.lib.func('bool CleanupHook()')
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this.getLastErrorMsg = this.lib.func('const char* GetLastErrorMsg()')
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this.getImageKeyDll = this.lib.func('bool GetImageKey(_Out_ char *resultBuffer, int bufferSize)')
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this.initialized = true
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return true
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} catch (e) {
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const errorMsg = e instanceof Error ? e.message : String(e)
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console.error(`加载 wx_key.dll 失败\n 路径: ${dllPath}\n 错误: ${errorMsg}`)
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return false
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}
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}
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private ensureWin32(): boolean {
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return process.platform === 'win32'
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}
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private ensureKernel32(): boolean {
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if (this.kernel32) return true
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try {
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this.koffi = require('koffi')
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this.kernel32 = this.koffi.load('kernel32.dll')
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this.OpenProcess = this.kernel32.func('OpenProcess', 'void*', ['uint32', 'bool', 'uint32'])
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this.CloseHandle = this.kernel32.func('CloseHandle', 'bool', ['void*'])
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this.TerminateProcess = this.kernel32.func('TerminateProcess', 'bool', ['void*', 'uint32'])
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this.QueryFullProcessImageNameW = this.kernel32.func('QueryFullProcessImageNameW', 'bool', ['void*', 'uint32', this.koffi.out('uint16*'), this.koffi.out('uint32*')])
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return true
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} catch (e) {
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console.error('初始化 kernel32 失败:', e)
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return false
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}
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}
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private decodeUtf8(buf: Buffer): string {
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const nullIdx = buf.indexOf(0)
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return buf.toString('utf8', 0, nullIdx > -1 ? nullIdx : undefined).trim()
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}
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private ensureUser32(): boolean {
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if (this.user32) return true
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try {
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this.koffi = require('koffi')
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this.user32 = this.koffi.load('user32.dll')
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const WNDENUMPROC = this.koffi.proto('bool __stdcall (void *hWnd, intptr_t lParam)')
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this.WNDENUMPROC_PTR = this.koffi.pointer(WNDENUMPROC)
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this.EnumWindows = this.user32.func('EnumWindows', 'bool', [this.WNDENUMPROC_PTR, 'intptr_t'])
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this.EnumChildWindows = this.user32.func('EnumChildWindows', 'bool', ['void*', this.WNDENUMPROC_PTR, 'intptr_t'])
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this.PostMessageW = this.user32.func('PostMessageW', 'bool', ['void*', 'uint32', 'uintptr_t', 'intptr_t'])
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this.GetWindowTextW = this.user32.func('GetWindowTextW', 'int', ['void*', this.koffi.out('uint16*'), 'int'])
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this.GetWindowTextLengthW = this.user32.func('GetWindowTextLengthW', 'int', ['void*'])
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this.GetClassNameW = this.user32.func('GetClassNameW', 'int', ['void*', this.koffi.out('uint16*'), 'int'])
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this.GetWindowThreadProcessId = this.user32.func('GetWindowThreadProcessId', 'uint32', ['void*', this.koffi.out('uint32*')])
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this.IsWindowVisible = this.user32.func('IsWindowVisible', 'bool', ['void*'])
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return true
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} catch (e) {
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console.error('初始化 user32 失败:', e)
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return false
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}
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}
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private ensureAdvapi32(): boolean {
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if (this.advapi32) return true
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try {
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this.koffi = require('koffi')
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this.advapi32 = this.koffi.load('advapi32.dll')
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const HKEY = this.koffi.alias('HKEY', 'intptr_t')
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const HKEY_PTR = this.koffi.pointer(HKEY)
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this.RegOpenKeyExW = this.advapi32.func('RegOpenKeyExW', 'long', [HKEY, 'uint16*', 'uint32', 'uint32', this.koffi.out(HKEY_PTR)])
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this.RegQueryValueExW = this.advapi32.func('RegQueryValueExW', 'long', [HKEY, 'uint16*', 'uint32*', this.koffi.out('uint32*'), this.koffi.out('uint8*'), this.koffi.out('uint32*')])
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this.RegCloseKey = this.advapi32.func('RegCloseKey', 'long', [HKEY])
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return true
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} catch (e) {
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console.error('初始化 advapi32 失败:', e)
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return false
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}
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}
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private decodeCString(ptr: any): string {
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try {
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if (typeof ptr === 'string') return ptr
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return this.koffi.decode(ptr, 'char', -1)
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} catch {
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return ''
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}
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}
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// --- WeChat Process & Path Finding ---
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private readRegistryString(rootKey: number, subKey: string, valueName: string): string | null {
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if (!this.ensureAdvapi32()) return null
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const subKeyBuf = Buffer.from(subKey + '\0', 'ucs2')
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const valueNameBuf = valueName ? Buffer.from(valueName + '\0', 'ucs2') : null
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const phkResult = Buffer.alloc(8)
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if (this.RegOpenKeyExW(rootKey, subKeyBuf, 0, this.KEY_READ, phkResult) !== this.ERROR_SUCCESS) return null
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const hKey = this.koffi.decode(phkResult, 'uintptr_t')
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try {
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const lpcbData = Buffer.alloc(4)
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lpcbData.writeUInt32LE(0, 0)
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let ret = this.RegQueryValueExW(hKey, valueNameBuf, null, null, null, lpcbData)
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if (ret !== this.ERROR_SUCCESS) return null
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const size = lpcbData.readUInt32LE(0)
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if (size === 0) return null
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const dataBuf = Buffer.alloc(size)
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ret = this.RegQueryValueExW(hKey, valueNameBuf, null, null, dataBuf, lpcbData)
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if (ret !== this.ERROR_SUCCESS) return null
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let str = dataBuf.toString('ucs2')
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if (str.endsWith('\0')) str = str.slice(0, -1)
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return str
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} finally {
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this.RegCloseKey(hKey)
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}
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}
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private async getProcessExecutablePath(pid: number): Promise<string | null> {
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if (!this.ensureKernel32()) return null
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const hProcess = this.OpenProcess(0x1000, false, pid)
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if (!hProcess) return null
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try {
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const sizeBuf = Buffer.alloc(4)
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sizeBuf.writeUInt32LE(1024, 0)
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const pathBuf = Buffer.alloc(1024 * 2)
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const ret = this.QueryFullProcessImageNameW(hProcess, 0, pathBuf, sizeBuf)
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if (ret) {
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const len = sizeBuf.readUInt32LE(0)
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return pathBuf.toString('ucs2', 0, len * 2)
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}
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return null
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} catch (e) {
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console.error('获取进程路径失败:', e)
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return null
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} finally {
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this.CloseHandle(hProcess)
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}
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}
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private async findWeChatInstallPath(): Promise<string | null> {
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try {
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const pid = await this.findWeChatPid()
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if (pid) {
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const runPath = await this.getProcessExecutablePath(pid)
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if (runPath && existsSync(runPath)) return runPath
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}
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} catch (e) {
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console.error('尝试获取运行中微信路径失败:', e)
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}
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const uninstallKeys = [
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'SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Uninstall',
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'SOFTWARE\\WOW6432Node\\Microsoft\\Windows\\CurrentVersion\\Uninstall'
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]
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const roots = [this.HKEY_LOCAL_MACHINE, this.HKEY_CURRENT_USER]
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const tencentKeys = [
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'Software\\Tencent\\WeChat',
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'Software\\WOW6432Node\\Tencent\\WeChat',
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'Software\\Tencent\\Weixin',
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]
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for (const root of roots) {
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for (const key of tencentKeys) {
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const path = this.readRegistryString(root, key, 'InstallPath')
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if (path && existsSync(join(path, 'Weixin.exe'))) return join(path, 'Weixin.exe')
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if (path && existsSync(join(path, 'WeChat.exe'))) return join(path, 'WeChat.exe')
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}
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}
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for (const root of roots) {
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for (const parent of uninstallKeys) {
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const path = this.readRegistryString(root, parent + '\\WeChat', 'InstallLocation')
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if (path && existsSync(join(path, 'Weixin.exe'))) return join(path, 'Weixin.exe')
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}
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}
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const drives = ['C', 'D', 'E', 'F']
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const commonPaths = [
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'Program Files\\Tencent\\WeChat\\WeChat.exe',
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'Program Files (x86)\\Tencent\\WeChat\\WeChat.exe',
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'Program Files\\Tencent\\Weixin\\Weixin.exe',
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'Program Files (x86)\\Tencent\\Weixin\\Weixin.exe'
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]
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for (const drive of drives) {
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for (const p of commonPaths) {
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const full = join(drive + ':\\', p)
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if (existsSync(full)) return full
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}
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}
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return null
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}
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private async findPidByImageName(imageName: string): Promise<number | null> {
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try {
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const { stdout } = await execFileAsync('tasklist', ['/FI', `IMAGENAME eq ${imageName}`, '/FO', 'CSV', '/NH'])
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const lines = stdout.split(/\r?\n/).map((line) => line.trim()).filter(Boolean)
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for (const line of lines) {
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if (line.startsWith('INFO:')) continue
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const parts = line.split('","').map((p) => p.replace(/^"|"$/g, ''))
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if (parts[0]?.toLowerCase() === imageName.toLowerCase()) {
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const pid = Number(parts[1])
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if (!Number.isNaN(pid)) return pid
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}
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}
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return null
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} catch (e) {
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return null
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}
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}
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private async findWeChatPid(): Promise<number | null> {
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const names = ['Weixin.exe', 'WeChat.exe']
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for (const name of names) {
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const pid = await this.findPidByImageName(name)
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if (pid) return pid
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}
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const fallbackPid = await this.waitForWeChatWindow(5000)
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return fallbackPid ?? null
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}
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private async waitForWeChatExit(timeoutMs = 8000): Promise<boolean> {
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const start = Date.now()
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while (Date.now() - start < timeoutMs) {
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const weixinPid = await this.findPidByImageName('Weixin.exe')
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const wechatPid = await this.findPidByImageName('WeChat.exe')
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if (!weixinPid && !wechatPid) return true
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await new Promise(r => setTimeout(r, 400))
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}
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return false
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}
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private async closeWeChatWindows(): Promise<boolean> {
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if (!this.ensureUser32()) return false
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let requested = false
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const enumWindowsCallback = this.koffi.register((hWnd: any, lParam: any) => {
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if (!this.IsWindowVisible(hWnd)) return true
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const title = this.getWindowTitle(hWnd)
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const className = this.getClassName(hWnd)
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const classLower = (className || '').toLowerCase()
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const isWeChatWindow = this.isWeChatWindowTitle(title) || classLower.includes('wechat') || classLower.includes('weixin')
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if (!isWeChatWindow) return true
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requested = true
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try {
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this.PostMessageW?.(hWnd, this.WM_CLOSE, 0, 0)
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} catch { }
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return true
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}, this.WNDENUMPROC_PTR)
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this.EnumWindows(enumWindowsCallback, 0)
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this.koffi.unregister(enumWindowsCallback)
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return requested
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}
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private async killWeChatProcesses(): Promise<boolean> {
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const requested = await this.closeWeChatWindows()
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if (requested) {
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const gracefulOk = await this.waitForWeChatExit(1500)
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if (gracefulOk) return true
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}
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try {
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await execFileAsync('taskkill', ['/F', '/T', '/IM', 'Weixin.exe'])
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await execFileAsync('taskkill', ['/F', '/T', '/IM', 'WeChat.exe'])
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} catch (e) { }
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return await this.waitForWeChatExit(5000)
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}
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// --- Window Detection ---
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private getWindowTitle(hWnd: any): string {
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const len = this.GetWindowTextLengthW(hWnd)
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if (len === 0) return ''
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const buf = Buffer.alloc((len + 1) * 2)
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this.GetWindowTextW(hWnd, buf, len + 1)
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return buf.toString('ucs2', 0, len * 2)
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}
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private getClassName(hWnd: any): string {
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const buf = Buffer.alloc(512)
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const len = this.GetClassNameW(hWnd, buf, 256)
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return buf.toString('ucs2', 0, len * 2)
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}
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private isWeChatWindowTitle(title: string): boolean {
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const normalized = title.trim()
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if (!normalized) return false
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const lower = normalized.toLowerCase()
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return normalized === '微信' || lower === 'wechat' || lower === 'weixin'
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}
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private async waitForWeChatWindow(timeoutMs = 25000): Promise<number | null> {
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if (!this.ensureUser32()) return null
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const startTime = Date.now()
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while (Date.now() - startTime < timeoutMs) {
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let foundPid: number | null = null
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const enumWindowsCallback = this.koffi.register((hWnd: any, lParam: any) => {
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if (!this.IsWindowVisible(hWnd)) return true
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const title = this.getWindowTitle(hWnd)
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if (!this.isWeChatWindowTitle(title)) return true
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const pidBuf = Buffer.alloc(4)
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this.GetWindowThreadProcessId(hWnd, pidBuf)
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const pid = pidBuf.readUInt32LE(0)
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if (pid) {
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foundPid = pid
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return false
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}
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return true
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}, this.WNDENUMPROC_PTR)
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this.EnumWindows(enumWindowsCallback, 0)
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this.koffi.unregister(enumWindowsCallback)
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if (foundPid) return foundPid
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await new Promise(r => setTimeout(r, 500))
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}
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return null
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}
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private collectChildWindowInfos(parent: any): Array<{ title: string; className: string }> {
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const children: Array<{ title: string; className: string }> = []
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const enumChildCallback = this.koffi.register((hChild: any, lp: any) => {
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const title = this.getWindowTitle(hChild).trim()
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const className = this.getClassName(hChild).trim()
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children.push({ title, className })
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return true
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}, this.WNDENUMPROC_PTR)
|
|
this.EnumChildWindows(parent, enumChildCallback, 0)
|
|
this.koffi.unregister(enumChildCallback)
|
|
return children
|
|
}
|
|
|
|
private hasReadyComponents(children: Array<{ title: string; className: string }>): boolean {
|
|
if (children.length === 0) return false
|
|
|
|
const readyTexts = ['聊天', '登录', '账号']
|
|
const readyClassMarkers = ['WeChat', 'Weixin', 'TXGuiFoundation', 'Qt5', 'ChatList', 'MainWnd', 'BrowserWnd', 'ListView']
|
|
const readyChildCountThreshold = 14
|
|
|
|
let classMatchCount = 0
|
|
let titleMatchCount = 0
|
|
let hasValidClassName = false
|
|
|
|
for (const child of children) {
|
|
const normalizedTitle = child.title.replace(/\s+/g, '')
|
|
if (normalizedTitle) {
|
|
if (readyTexts.some(marker => normalizedTitle.includes(marker))) return true
|
|
titleMatchCount += 1
|
|
}
|
|
const className = child.className
|
|
if (className) {
|
|
if (readyClassMarkers.some(marker => className.includes(marker))) return true
|
|
if (className.length > 5) {
|
|
classMatchCount += 1
|
|
hasValidClassName = true
|
|
}
|
|
}
|
|
}
|
|
|
|
if (classMatchCount >= 3 || titleMatchCount >= 2) return true
|
|
if (children.length >= readyChildCountThreshold) return true
|
|
if (hasValidClassName && children.length >= 5) return true
|
|
return false
|
|
}
|
|
|
|
private async waitForWeChatWindowComponents(pid: number, timeoutMs = 15000): Promise<boolean> {
|
|
if (!this.ensureUser32()) return true
|
|
const startTime = Date.now()
|
|
while (Date.now() - startTime < timeoutMs) {
|
|
let ready = false
|
|
const enumWindowsCallback = this.koffi.register((hWnd: any, lParam: any) => {
|
|
if (!this.IsWindowVisible(hWnd)) return true
|
|
const title = this.getWindowTitle(hWnd)
|
|
if (!this.isWeChatWindowTitle(title)) return true
|
|
|
|
const pidBuf = Buffer.alloc(4)
|
|
this.GetWindowThreadProcessId(hWnd, pidBuf)
|
|
const windowPid = pidBuf.readUInt32LE(0)
|
|
if (windowPid !== pid) return true
|
|
|
|
const children = this.collectChildWindowInfos(hWnd)
|
|
if (this.hasReadyComponents(children)) {
|
|
ready = true
|
|
return false
|
|
}
|
|
return true
|
|
}, this.WNDENUMPROC_PTR)
|
|
|
|
this.EnumWindows(enumWindowsCallback, 0)
|
|
this.koffi.unregister(enumWindowsCallback)
|
|
|
|
if (ready) return true
|
|
await new Promise(r => setTimeout(r, 500))
|
|
}
|
|
return true
|
|
}
|
|
|
|
// --- DB Key Logic (Unchanged core flow) ---
|
|
|
|
async autoGetDbKey(
|
|
timeoutMs = 60_000,
|
|
onStatus?: (message: string, level: number) => void
|
|
): Promise<DbKeyResult> {
|
|
if (!this.ensureWin32()) return { success: false, error: '仅支持 Windows' }
|
|
if (!this.ensureLoaded()) return { success: false, error: 'wx_key.dll 未加载' }
|
|
if (!this.ensureKernel32()) return { success: false, error: 'Kernel32 Init Failed' }
|
|
|
|
const logs: string[] = []
|
|
|
|
onStatus?.('正在定位微信安装路径...', 0)
|
|
let wechatPath = await this.findWeChatInstallPath()
|
|
if (!wechatPath) {
|
|
const err = '未找到微信安装路径，请确认已安装PC微信'
|
|
onStatus?.(err, 2)
|
|
return { success: false, error: err }
|
|
}
|
|
|
|
onStatus?.('正在关闭微信以进行获取...', 0)
|
|
const closed = await this.killWeChatProcesses()
|
|
if (!closed) {
|
|
const err = '无法自动关闭微信，请手动退出后重试'
|
|
onStatus?.(err, 2)
|
|
return { success: false, error: err }
|
|
}
|
|
|
|
onStatus?.('正在启动微信...', 0)
|
|
const sub = spawn(wechatPath, {
|
|
detached: true,
|
|
stdio: 'ignore',
|
|
cwd: dirname(wechatPath)
|
|
})
|
|
sub.unref()
|
|
|
|
onStatus?.('等待微信界面就绪...', 0)
|
|
const pid = await this.waitForWeChatWindow()
|
|
if (!pid) return { success: false, error: '启动微信失败或等待界面就绪超时' }
|
|
|
|
onStatus?.(`检测到微信窗口 (PID: ${pid})，正在获取...`, 0)
|
|
onStatus?.('正在检测微信界面组件...', 0)
|
|
await this.waitForWeChatWindowComponents(pid, 15000)
|
|
|
|
const ok = this.initHook(pid)
|
|
if (!ok) {
|
|
const error = this.getLastErrorMsg ? this.decodeCString(this.getLastErrorMsg()) : ''
|
|
if (error) {
|
|
if (error.includes('0xC0000022') || error.includes('ACCESS_DENIED') || error.includes('打开目标进程失败')) {
|
|
const friendlyError = '权限不足：无法访问微信进程。\n\n解决方法：\n1. 右键 WeFlow 图标，选择"以管理员身份运行"\n2. 关闭可能拦截的安全软件（如360、火绒等）\n3. 确保微信没有以管理员权限运行'
|
|
return { success: false, error: friendlyError }
|
|
}
|
|
return { success: false, error }
|
|
}
|
|
const statusBuffer = Buffer.alloc(256)
|
|
const levelOut = [0]
|
|
const status = this.getStatusMessage && this.getStatusMessage(statusBuffer, statusBuffer.length, levelOut)
|
|
? this.decodeUtf8(statusBuffer)
|
|
: ''
|
|
return { success: false, error: status || '初始化失败' }
|
|
}
|
|
|
|
const keyBuffer = Buffer.alloc(128)
|
|
const start = Date.now()
|
|
|
|
try {
|
|
while (Date.now() - start < timeoutMs) {
|
|
if (this.pollKeyData(keyBuffer, keyBuffer.length)) {
|
|
const key = this.decodeUtf8(keyBuffer)
|
|
if (key.length === 64) {
|
|
onStatus?.('密钥获取成功', 1)
|
|
return { success: true, key, logs }
|
|
}
|
|
}
|
|
|
|
for (let i = 0; i < 5; i++) {
|
|
const statusBuffer = Buffer.alloc(256)
|
|
const levelOut = [0]
|
|
if (!this.getStatusMessage(statusBuffer, statusBuffer.length, levelOut)) break
|
|
const msg = this.decodeUtf8(statusBuffer)
|
|
const level = levelOut[0] ?? 0
|
|
if (msg) {
|
|
logs.push(msg)
|
|
onStatus?.(msg, level)
|
|
}
|
|
}
|
|
await new Promise((resolve) => setTimeout(resolve, 120))
|
|
}
|
|
} finally {
|
|
try {
|
|
this.cleanupHook()
|
|
} catch { }
|
|
}
|
|
|
|
return { success: false, error: '获取密钥超时', logs }
|
|
}
|
|
|
|
// --- Image Key (通过 DLL 从缓存目录直接获取) ---
|
|
|
|
async autoGetImageKey(
|
|
manualDir?: string,
|
|
onProgress?: (message: string) => void
|
|
): Promise<ImageKeyResult> {
|
|
if (!this.ensureWin32()) return { success: false, error: '仅支持 Windows' }
|
|
if (!this.ensureLoaded()) return { success: false, error: 'wx_key.dll 未加载' }
|
|
|
|
onProgress?.('正在从缓存目录扫描图片密钥...')
|
|
|
|
const resultBuffer = Buffer.alloc(8192)
|
|
const ok = this.getImageKeyDll(resultBuffer, resultBuffer.length)
|
|
|
|
if (!ok) {
|
|
const errMsg = this.getLastErrorMsg ? this.decodeCString(this.getLastErrorMsg()) : '获取图片密钥失败'
|
|
return { success: false, error: errMsg }
|
|
}
|
|
|
|
const jsonStr = this.decodeUtf8(resultBuffer)
|
|
let parsed: any
|
|
try {
|
|
parsed = JSON.parse(jsonStr)
|
|
} catch {
|
|
return { success: false, error: '解析密钥数据失败' }
|
|
}
|
|
|
|
// 从 manualDir 中提取 wxid 用于精确匹配
|
|
// 前端传入的格式是 dbPath/wxid_xxx_1234，取最后一段目录名再清理后缀
|
|
let targetWxid: string | null = null
|
|
if (manualDir) {
|
|
const dirName = manualDir.replace(/[\\/]+$/, '').split(/[\\/]/).pop() ?? ''
|
|
// 与 DLL 的 CleanWxid 逻辑一致：wxid_a_b_c → wxid_a
|
|
const parts = dirName.split('_')
|
|
if (parts.length >= 3 && parts[0] === 'wxid') {
|
|
targetWxid = `${parts[0]}_${parts[1]}`
|
|
} else if (dirName.startsWith('wxid_')) {
|
|
targetWxid = dirName
|
|
}
|
|
}
|
|
|
|
const accounts: any[] = parsed.accounts ?? []
|
|
if (!accounts.length) {
|
|
return { success: false, error: '未找到有效的密钥组合' }
|
|
}
|
|
|
|
// 优先匹配 wxid，找不到则回退到第一个
|
|
const matchedAccount = targetWxid
|
|
? (accounts.find((a: any) => a.wxid === targetWxid) ?? accounts[0])
|
|
: accounts[0]
|
|
|
|
if (!matchedAccount?.keys?.length) {
|
|
return { success: false, error: '未找到有效的密钥组合' }
|
|
}
|
|
|
|
const firstKey = matchedAccount.keys[0]
|
|
onProgress?.(`密钥获取成功 (wxid: ${matchedAccount.wxid}, code: ${firstKey.code})`)
|
|
|
|
return {
|
|
success: true,
|
|
xorKey: firstKey.xorKey,
|
|
aesKey: firstKey.aesKey
|
|
}
|
|
}
|
|
} |