reactos/base/applications/rapps/loaddlg.cpp

   1 /*
   2  * PROJECT:     ReactOS Applications Manager
   3  * LICENSE:     GPL-2.0+ (https://spdx.org/licenses/GPL-2.0+)
   4  * FILE:        base/applications/rapps/loaddlg.cpp
   5  * PURPOSE:     Displaying a download dialog
   6  * COPYRIGHT:   Copyright 2001 John R. Sheets             (for CodeWeavers)
   7  *              Copyright 2004 Mike McCormack             (for CodeWeavers)
   8  *              Copyright 2005 Ge van Geldorp             (gvg@reactos.org)
   9  *              Copyright 2009 Dmitry Chapyshev           (dmitry@reactos.org)
  10  *              Copyright 2015 Ismael Ferreras Morezuelas (swyterzone+ros@gmail.com)
  11  *              Copyright 2017 Alexander Shaposhnikov     (sanchaez@reactos.org)
  12  */
  13
  14  /*
  15   * Based on Wine dlls/shdocvw/shdocvw_main.c
  16   *
  17   * This library is free software; you can redistribute it and/or
  18   * modify it under the terms of the GNU Lesser General Public
  19   * License as published by the Free Software Foundation; either
  20   * version 2.1 of the License, or (at your option) any later version.
  21   *
  22   * This library is distributed in the hope that it will be useful,
  23   * but WITHOUT ANY WARRANTY; without even the implied warranty of
  24   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  25   * Lesser General Public License for more details.
  26   *
  27   * You should have received a copy of the GNU Lesser General Public
  28   * License along with this library; if not, write to the Free Software
  29   * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
  30   */
  31 #include "defines.h"
  32
  33 #include <shlobj_undoc.h>
  34 #include <shlguid_undoc.h>
  35
  36 #include <atlbase.h>
  37 #include <atlcom.h>
  38 #include <atlwin.h>
  39 #include <wininet.h>
  40 #include <shellutils.h>
  41
  42 #include <rosctrls.h>
  43 #include <windowsx.h>
  44
  45 #include "rosui.h"
  46 #include "dialogs.h"
  47 #include "misc.h"
  48
  49 #ifdef USE_CERT_PINNING
  50 #define CERT_ISSUER_INFO "BE\r\nGlobalSign nv-sa\r\nGlobalSign Domain Validation CA - SHA256 - G2"
  51 #define CERT_SUBJECT_INFO "Domain Control Validated\r\n*.reactos.org"
  52 #endif
  53
  54 typedef enum
  55 {
  56     DLWaiting = IDS_STATUS_WAITING,
  57     DLDownloading = IDS_STATUS_DOWNLOADING,
  58     DLWaitingToInstall = IDS_STATUS_DOWNLOADED,
  59     DLInstalling = IDS_STATUS_INSTALLING,
  60     DLInstalled = IDS_STATUS_INSTALLED,
  61     DLFinished = IDS_STATUS_FINISHED
  62 } DOWNLOAD_STATUS;
  63
  64 ATL::CStringW LoadStatusString(DOWNLOAD_STATUS StatusParam)
  65 {
  66     ATL::CStringW szString;
  67     szString.LoadStringW(StatusParam);
  68     return szString;
  69 }
  70
  71 struct DownloadInfo
  72 {
  73     DownloadInfo() {}
  74     DownloadInfo(const CAvailableApplicationInfo& AppInfo)
  75         :szUrl(AppInfo.m_szUrlDownload), szName(AppInfo.m_szName), szSHA1(AppInfo.m_szSHA1)
  76     {
  77     }
  78
  79     ATL::CStringW szUrl;
  80     ATL::CStringW szName;
  81     ATL::CStringW szSHA1;
  82 };
  83
  84 struct DownloadParam
  85 {
  86     DownloadParam() : Dialog(NULL), AppInfo(), szCaption(NULL) {}
  87     DownloadParam(HWND dlg, const ATL::CSimpleArray<DownloadInfo> &info, LPCWSTR caption)
  88         : Dialog(dlg), AppInfo(info), szCaption(caption)
  89     {
  90     }
  91
  92     HWND Dialog;
  93     ATL::CSimpleArray<DownloadInfo> AppInfo;
  94     LPCWSTR szCaption;
  95 };
  96
  97
  98 class CDownloadDialog :
  99     public CComObjectRootEx<CComMultiThreadModelNoCS>,
 100     public IBindStatusCallback
 101 {
 102     HWND m_hDialog;
 103     PBOOL m_pbCancelled;
 104     BOOL m_UrlHasBeenCopied;
 105
 106 public:
 107     ~CDownloadDialog()
 108     {
 109         //DestroyWindow(m_hDialog);
 110     }
 111
 112     HRESULT Initialize(HWND Dlg, BOOL *pbCancelled)
 113     {
 114         m_hDialog = Dlg;
 115         m_pbCancelled = pbCancelled;
 116         m_UrlHasBeenCopied = FALSE;
 117         return S_OK;
 118     }
 119
 120     virtual HRESULT STDMETHODCALLTYPE OnStartBinding(
 121         DWORD dwReserved,
 122         IBinding *pib)
 123     {
 124         return S_OK;
 125     }
 126
 127     virtual HRESULT STDMETHODCALLTYPE GetPriority(
 128         LONG *pnPriority)
 129     {
 130         return S_OK;
 131     }
 132
 133     virtual HRESULT STDMETHODCALLTYPE OnLowResource(
 134         DWORD reserved)
 135     {
 136         return S_OK;
 137     }
 138
 139     virtual HRESULT STDMETHODCALLTYPE OnProgress(
 140         ULONG ulProgress,
 141         ULONG ulProgressMax,
 142         ULONG ulStatusCode,
 143         LPCWSTR szStatusText)
 144     {
 145         HWND Item;
 146         LONG r;
 147
 148         Item = GetDlgItem(m_hDialog, IDC_DOWNLOAD_PROGRESS);
 149         if (Item && ulProgressMax)
 150         {
 151             WCHAR szProgress[100];
 152             WCHAR szProgressMax[100];
 153             UINT uiPercentage = ((ULONGLONG) ulProgress * 100) / ulProgressMax;
 154
 155             /* send the current progress to the progress bar */
 156             SendMessageW(Item, PBM_SETPOS, uiPercentage, 0);
 157
 158             /* format the bits and bytes into pretty and accessible units... */
 159             StrFormatByteSizeW(ulProgress, szProgress, _countof(szProgress));
 160             StrFormatByteSizeW(ulProgressMax, szProgressMax, _countof(szProgressMax));
 161
 162             /* ...and post all of it to our subclassed progress bar text subroutine */
 163             ATL::CStringW m_ProgressText;
 164             m_ProgressText.Format(L"%u%% \x2014 %ls / %ls",
 165                                   uiPercentage,
 166                                   szProgress,
 167                                   szProgressMax);
 168             SendMessageW(Item, WM_SETTEXT, 0, (LPARAM) m_ProgressText.GetString());
 169         }
 170
 171         Item = GetDlgItem(m_hDialog, IDC_DOWNLOAD_STATUS);
 172         if (Item && szStatusText && wcslen(szStatusText) > 0 && m_UrlHasBeenCopied == FALSE)
 173         {
 174             DWORD len = wcslen(szStatusText) + 1;
 175             ATL::CStringW buf;
 176
 177             /* beautify our url for display purposes */
 178             if (!InternetCanonicalizeUrlW(szStatusText, buf.GetBuffer(len), &len, ICU_DECODE | ICU_NO_ENCODE))
 179             {
 180                 /* just use the original */
 181                 buf.ReleaseBuffer();
 182                 buf = szStatusText;
 183             }
 184             else
 185             {
 186                 buf.ReleaseBuffer();
 187             }
 188
 189             /* paste it into our dialog and don't do it again in this instance */
 190             SendMessageW(Item, WM_SETTEXT, 0, (LPARAM) buf.GetString());
 191             m_UrlHasBeenCopied = TRUE;
 192         }
 193
 194         SetLastError(ERROR_SUCCESS);
 195         r = GetWindowLongPtrW(m_hDialog, GWLP_USERDATA);
 196         if (r || GetLastError() != ERROR_SUCCESS)
 197         {
 198             *m_pbCancelled = TRUE;
 199             return E_ABORT;
 200         }
 201
 202         return S_OK;
 203     }
 204
 205     virtual HRESULT STDMETHODCALLTYPE OnStopBinding(
 206         HRESULT hresult,
 207         LPCWSTR szError)
 208     {
 209         return S_OK;
 210     }
 211
 212     virtual HRESULT STDMETHODCALLTYPE GetBindInfo(
 213         DWORD *grfBINDF,
 214         BINDINFO *pbindinfo)
 215     {
 216         return S_OK;
 217     }
 218
 219     virtual HRESULT STDMETHODCALLTYPE OnDataAvailable(
 220         DWORD grfBSCF,
 221         DWORD dwSize,
 222         FORMATETC *pformatetc,
 223         STGMEDIUM *pstgmed)
 224     {
 225         return S_OK;
 226     }
 227
 228     virtual HRESULT STDMETHODCALLTYPE OnObjectAvailable(
 229         REFIID riid,
 230         IUnknown *punk)
 231     {
 232         return S_OK;
 233     }
 234
 235     BEGIN_COM_MAP(CDownloadDialog)
 236         COM_INTERFACE_ENTRY_IID(IID_IBindStatusCallback, IBindStatusCallback)
 237     END_COM_MAP()
 238 };
 239
 240 class CDowloadingAppsListView
 241     : public CUiWindow<CListView>
 242 {
 243 public:
 244     HWND Create(HWND hwndParent)
 245     {
 246         RECT r = {10, 150, 320, 350};
 247         const DWORD style = WS_CHILD | WS_VISIBLE | LVS_REPORT | LVS_SINGLESEL
 248             | LVS_SHOWSELALWAYS | LVS_NOSORTHEADER | LVS_NOCOLUMNHEADER;
 249
 250         HWND hwnd = CListView::Create(hwndParent, r, NULL, style, WS_EX_CLIENTEDGE);
 251
 252         AddColumn(0, 150, LVCFMT_LEFT);
 253         AddColumn(1, 120, LVCFMT_LEFT);
 254
 255         return hwnd;
 256     }
 257
 258     VOID LoadList(ATL::CSimpleArray<DownloadInfo> arrInfo)
 259     {
 260         for (INT i = 0; i < arrInfo.GetSize(); ++i)
 261         {
 262             AddRow(i, arrInfo[i].szName.GetString(), DOWNLOAD_STATUS::DLWaiting);
 263         }
 264     }
 265
 266     VOID SetDownloadStatus(INT ItemIndex, DOWNLOAD_STATUS Status)
 267     {
 268         HWND hListView = GetWindow();
 269         ATL::CStringW szBuffer = LoadStatusString(Status);
 270         ListView_SetItemText(hListView, ItemIndex, 1, const_cast<LPWSTR>(szBuffer.GetString()));
 271     }
 272
 273     BOOL AddItem(INT ItemIndex, LPWSTR lpText)
 274     {
 275         LVITEMW Item;
 276
 277         ZeroMemory(&Item, sizeof(Item));
 278
 279         Item.mask = LVIF_TEXT | LVIF_STATE;
 280         Item.pszText = lpText;
 281         Item.iItem = ItemIndex;
 282
 283         return InsertItem(&Item);
 284     }
 285
 286     VOID AddRow(INT RowIndex, LPCWSTR szAppName, const DOWNLOAD_STATUS Status)
 287     {
 288         ATL::CStringW szStatus = LoadStatusString(Status);
 289         AddItem(RowIndex,
 290                 const_cast<LPWSTR>(szAppName));
 291         SetDownloadStatus(RowIndex, Status);
 292     }
 293
 294     BOOL AddColumn(INT Index, INT Width, INT Format)
 295     {
 296         LVCOLUMNW Column;
 297         ZeroMemory(&Column, sizeof(Column));
 298
 299         Column.mask = LVCF_FMT | LVCF_WIDTH | LVCF_SUBITEM;
 300         Column.iSubItem = Index;
 301         Column.cx = Width;
 302         Column.fmt = Format;
 303
 304         return (InsertColumn(Index, &Column) == -1) ? FALSE : TRUE;
 305     }
 306 };
 307
 308 extern "C"
 309 HRESULT WINAPI CDownloadDialog_Constructor(HWND Dlg, BOOL *pbCancelled, REFIID riid, LPVOID *ppv)
 310 {
 311     return ShellObjectCreatorInit<CDownloadDialog>(Dlg, pbCancelled, riid, ppv);
 312 }
 313
 314 #ifdef USE_CERT_PINNING
 315 static BOOL CertIsValid(HINTERNET hInternet, LPWSTR lpszHostName)
 316 {
 317     HINTERNET hConnect;
 318     HINTERNET hRequest;
 319     DWORD certInfoLength;
 320     BOOL Ret = FALSE;
 321     INTERNET_CERTIFICATE_INFOW certInfo;
 322
 323     hConnect = InternetConnectW(hInternet, lpszHostName, INTERNET_DEFAULT_HTTPS_PORT, NULL, NULL, INTERNET_SERVICE_HTTP, INTERNET_FLAG_SECURE, 0);
 324     if (hConnect)
 325     {
 326         hRequest = HttpOpenRequestW(hConnect, L"HEAD", NULL, NULL, NULL, NULL, INTERNET_FLAG_SECURE, 0);
 327         if (hRequest != NULL)
 328         {
 329             Ret = HttpSendRequestW(hRequest, L"", 0, NULL, 0);
 330             if (Ret)
 331             {
 332                 certInfoLength = sizeof(certInfo);
 333                 Ret = InternetQueryOptionW(hRequest,
 334                                            INTERNET_OPTION_SECURITY_CERTIFICATE_STRUCT,
 335                                            &certInfo,
 336                                            &certInfoLength);
 337                 if (Ret)
 338                 {
 339                     if (certInfo.lpszEncryptionAlgName)
 340                         LocalFree(certInfo.lpszEncryptionAlgName);
 341                     if (certInfo.lpszIssuerInfo)
 342                     {
 343                         if (strcmp((LPSTR) certInfo.lpszIssuerInfo, CERT_ISSUER_INFO) != 0)
 344                             Ret = FALSE;
 345                         LocalFree(certInfo.lpszIssuerInfo);
 346                     }
 347                     if (certInfo.lpszProtocolName)
 348                         LocalFree(certInfo.lpszProtocolName);
 349                     if (certInfo.lpszSignatureAlgName)
 350                         LocalFree(certInfo.lpszSignatureAlgName);
 351                     if (certInfo.lpszSubjectInfo)
 352                     {
 353                         if (strcmp((LPSTR) certInfo.lpszSubjectInfo, CERT_SUBJECT_INFO) != 0)
 354                             Ret = FALSE;
 355                         LocalFree(certInfo.lpszSubjectInfo);
 356                     }
 357                 }
 358             }
 359             InternetCloseHandle(hRequest);
 360         }
 361         InternetCloseHandle(hConnect);
 362     }
 363     return Ret;
 364 }
 365 #endif
 366
 367 inline VOID MessageBox_LoadString(HWND hMainWnd, INT StringID)
 368 {
 369     ATL::CString szMsgText;
 370     if (szMsgText.LoadStringW(StringID))
 371     {
 372         MessageBoxW(hMainWnd, szMsgText.GetString(), NULL, MB_OK | MB_ICONERROR);
 373     }
 374 }
 375
 376 // CDownloadManager
 377 ATL::CSimpleArray<DownloadInfo>         CDownloadManager::AppsToInstallList;
 378 CDowloadingAppsListView                 CDownloadManager::DownloadsListView;
 379 INT                                     CDownloadManager::iCurrentApp;
 380
 381 VOID CDownloadManager::Download(const DownloadInfo &DLInfo, BOOL bIsModal)
 382 {
 383     AppsToInstallList.RemoveAll();
 384     AppsToInstallList.Add(DLInfo);
 385     LaunchDownloadDialog(bIsModal);
 386 }
 387
 388 INT_PTR CALLBACK CDownloadManager::DownloadDlgProc(HWND Dlg, UINT uMsg, WPARAM wParam, LPARAM lParam)
 389 {
 390     static WCHAR szCaption[MAX_PATH];
 391
 392     switch (uMsg)
 393     {
 394     case WM_INITDIALOG:
 395     {
 396         HICON hIconSm, hIconBg;
 397
 398         hIconBg = (HICON) GetClassLongW(hMainWnd, GCLP_HICON);
 399         hIconSm = (HICON) GetClassLongW(hMainWnd, GCLP_HICONSM);
 400
 401         if (hIconBg && hIconSm)
 402         {
 403             SendMessageW(Dlg, WM_SETICON, ICON_BIG, (LPARAM) hIconBg);
 404             SendMessageW(Dlg, WM_SETICON, ICON_SMALL, (LPARAM) hIconSm);
 405         }
 406
 407         SetWindowLongW(Dlg, GWLP_USERDATA, 0);
 408         HWND Item = GetDlgItem(Dlg, IDC_DOWNLOAD_PROGRESS);
 409         if (Item)
 410         {
 411             // initialize the default values for our nifty progress bar
 412             // and subclass it so that it learns to print a status text
 413             SendMessageW(Item, PBM_SETRANGE, 0, MAKELPARAM(0, 100));
 414             SendMessageW(Item, PBM_SETPOS, 0, 0);
 415
 416             SetWindowSubclass(Item, DownloadProgressProc, 0, 0);
 417         }
 418
 419         // Add a ListView
 420         HWND hListView = DownloadsListView.Create(Dlg);
 421         if (!hListView)
 422         {
 423             return FALSE;
 424         }
 425         DownloadsListView.LoadList(AppsToInstallList);
 426
 427         ShowWindow(Dlg, SW_SHOW);
 428
 429         // Get a dlg string for later use
 430         GetWindowTextW(Dlg, szCaption, MAX_PATH);
 431
 432         // Start download process
 433         DownloadParam *param = new DownloadParam(Dlg, AppsToInstallList, szCaption);
 434         DWORD ThreadId;
 435         HANDLE Thread = CreateThread(NULL, 0, ThreadFunc, (LPVOID) param, 0, &ThreadId);
 436
 437         if (!Thread)
 438         {
 439             return FALSE;
 440         }
 441
 442         CloseHandle(Thread);
 443         AppsToInstallList.RemoveAll();
 444         return TRUE;
 445     }
 446
 447     case WM_COMMAND:
 448         if (wParam == IDCANCEL)
 449         {
 450             SetWindowLongW(Dlg, GWLP_USERDATA, 1);
 451             PostMessageW(Dlg, WM_CLOSE, 0, 0);
 452         }
 453         return FALSE;
 454
 455     case WM_CLOSE:
 456         EndDialog(Dlg, 0);
 457         //DestroyWindow(Dlg);
 458         return TRUE;
 459
 460     default:
 461         return FALSE;
 462     }
 463 }
 464
 465 LRESULT CALLBACK CDownloadManager::DownloadProgressProc(HWND hWnd,
 466                                                         UINT uMsg,
 467                                                         WPARAM wParam,
 468                                                         LPARAM lParam,
 469                                                         UINT_PTR uIdSubclass,
 470                                                         DWORD_PTR dwRefData)
 471 {
 472     static ATL::CStringW szProgressText;
 473
 474     switch (uMsg)
 475     {
 476     case WM_SETTEXT:
 477     {
 478         if (lParam)
 479         {
 480             szProgressText = (PCWSTR) lParam;
 481         }
 482         return TRUE;
 483     }
 484
 485     case WM_ERASEBKGND:
 486     case WM_PAINT:
 487     {
 488         PAINTSTRUCT  ps;
 489         HDC hDC = BeginPaint(hWnd, &ps), hdcMem;
 490         HBITMAP hbmMem;
 491         HANDLE hOld;
 492         RECT myRect;
 493         UINT win_width, win_height;
 494
 495         GetClientRect(hWnd, &myRect);
 496
 497         /* grab the progress bar rect size */
 498         win_width = myRect.right - myRect.left;
 499         win_height = myRect.bottom - myRect.top;
 500
 501         /* create an off-screen DC for double-buffering */
 502         hdcMem = CreateCompatibleDC(hDC);
 503         hbmMem = CreateCompatibleBitmap(hDC, win_width, win_height);
 504
 505         hOld = SelectObject(hdcMem, hbmMem);
 506
 507         /* call the original draw code and redirect it to our memory buffer */
 508         DefSubclassProc(hWnd, uMsg, (WPARAM) hdcMem, lParam);
 509
 510         /* draw our nifty progress text over it */
 511         SelectFont(hdcMem, GetStockFont(DEFAULT_GUI_FONT));
 512         DrawShadowText(hdcMem, szProgressText.GetString(), szProgressText.GetLength(),
 513                        &myRect,
 514                        DT_CENTER | DT_VCENTER | DT_NOPREFIX | DT_SINGLELINE,
 515                        GetSysColor(COLOR_CAPTIONTEXT),
 516                        GetSysColor(COLOR_3DSHADOW),
 517                        1, 1);
 518
 519         /* transfer the off-screen DC to the screen */
 520         BitBlt(hDC, 0, 0, win_width, win_height, hdcMem, 0, 0, SRCCOPY);
 521
 522         /* free the off-screen DC */
 523         SelectObject(hdcMem, hOld);
 524         DeleteObject(hbmMem);
 525         DeleteDC(hdcMem);
 526
 527         EndPaint(hWnd, &ps);
 528         return 0;
 529     }
 530
 531     /* Raymond Chen says that we should safely unsubclass all the things!
 532     (http://blogs.msdn.com/b/oldnewthing/archive/2003/11/11/55653.aspx) */
 533
 534     case WM_NCDESTROY:
 535     {
 536         szProgressText.Empty();
 537         RemoveWindowSubclass(hWnd, DownloadProgressProc, uIdSubclass);
 538     }
 539     /* Fall-through */
 540     default:
 541         return DefSubclassProc(hWnd, uMsg, wParam, lParam);
 542     }
 543 }
 544
 545 DWORD WINAPI CDownloadManager::ThreadFunc(LPVOID param)
 546 {
 547     CComPtr<IBindStatusCallback> dl;
 548     ATL::CStringW Path;
 549     PWSTR p, q;
 550
 551     HWND hDlg = static_cast<DownloadParam*>(param)->Dialog;
 552
 553     ULONG dwContentLen, dwBytesWritten, dwBytesRead, dwStatus;
 554     ULONG dwCurrentBytesRead = 0;
 555     ULONG dwStatusLen = sizeof(dwStatus);
 556
 557     BOOL bCancelled = FALSE;
 558     BOOL bTempfile = FALSE;
 559     BOOL bCab = FALSE;
 560
 561     HINTERNET hOpen = NULL;
 562     HINTERNET hFile = NULL;
 563     HANDLE hOut = INVALID_HANDLE_VALUE;
 564
 565     unsigned char lpBuffer[4096];
 566     LPCWSTR lpszAgent = L"RApps/1.0";
 567     URL_COMPONENTS urlComponents;
 568     size_t urlLength, filenameLength;
 569
 570     const INT iAppId = iCurrentApp;
 571     const ATL::CSimpleArray<DownloadInfo> &InfoArray = static_cast<DownloadParam*>(param)->AppInfo;
 572     LPCWSTR szCaption = static_cast<DownloadParam*>(param)->szCaption;
 573     ATL::CStringW szNewCaption;
 574
 575
 576     if (InfoArray.GetSize() <= 0)
 577     {
 578         MessageBox_LoadString(hMainWnd, IDS_UNABLE_TO_DOWNLOAD);
 579         goto end;
 580     }
 581
 582     for (INT iAppId = 0; iAppId < InfoArray.GetSize(); ++iAppId)
 583     {
 584         const DownloadInfo &CurrentInfo = InfoArray[iAppId];
 585
 586         // build the path for the download
 587         p = wcsrchr(CurrentInfo.szUrl.GetString(), L'/');
 588         q = wcsrchr(CurrentInfo.szUrl.GetString(), L'?');
 589
 590         // do we have a final slash separator?
 591         if (!p)
 592             goto end;
 593
 594         // prepare the tentative length of the filename, maybe we've to remove part of it later on
 595         filenameLength = wcslen(p) * sizeof(WCHAR);
 596
 597         /* do we have query arguments in the target URL after the filename? account for them
 598         (e.g. https://example.org/myfile.exe?no_adware_plz) */
 599         if (q && q > p && (q - p) > 0)
 600             filenameLength -= wcslen(q - 1) * sizeof(WCHAR);
 601
 602         // is this URL an update package for RAPPS? if so store it in a different place
 603         if (CurrentInfo.szUrl == APPLICATION_DATABASE_URL)
 604         {
 605             bCab = TRUE;
 606             if (!GetStorageDirectory(Path))
 607                 goto end;
 608         }
 609         else
 610         {
 611             Path = SettingsInfo.szDownloadDir;
 612         }
 613
 614         // is the path valid? can we access it?
 615         if (GetFileAttributesW(Path.GetString()) == INVALID_FILE_ATTRIBUTES)
 616         {
 617             if (!CreateDirectoryW(Path.GetString(), NULL))
 618                 goto end;
 619         }
 620
 621         // append a \ to the provided file system path, and the filename portion from the URL after that
 622         Path += L"\\";
 623         Path += (LPWSTR) (p + 1);
 624
 625         if (!bCab && CurrentInfo.szSHA1[0] && GetFileAttributesW(Path.GetString()) != INVALID_FILE_ATTRIBUTES)
 626         {
 627             // only open it in case of total correctness
 628             if (VerifyInteg(CurrentInfo.szSHA1.GetString(), Path))
 629                 goto run;
 630         }
 631
 632         // Reset progress bar
 633         HWND Item = GetDlgItem(hDlg, IDC_DOWNLOAD_PROGRESS);
 634         if (Item)
 635         {
 636             SendMessageW(Item, PBM_SETPOS, 0, 0);
 637         }
 638
 639         // Change caption to show the currently downloaded app
 640         if (!bCab)
 641         {
 642             szNewCaption.Format(szCaption, CurrentInfo.szName.GetString());
 643         }
 644         else
 645         {
 646             szNewCaption.LoadStringW(IDS_DL_DIALOG_DB_DOWNLOAD_DISP);
 647         }
 648
 649         SetWindowTextW(hDlg, szNewCaption.GetString());
 650
 651         // Add the download URL
 652         SetDlgItemTextW(hDlg, IDC_DOWNLOAD_STATUS, CurrentInfo.szUrl.GetString());
 653
 654         DownloadsListView.SetDownloadStatus(iAppId, DOWNLOAD_STATUS::DLDownloading);
 655
 656         // download it
 657         bTempfile = TRUE;
 658         CDownloadDialog_Constructor(hDlg, &bCancelled, IID_PPV_ARG(IBindStatusCallback, &dl));
 659
 660         if (dl == NULL)
 661             goto end;
 662
 663         /* FIXME: this should just be using the system-wide proxy settings */
 664         switch (SettingsInfo.Proxy)
 665         {
 666         case 0: // preconfig
 667             hOpen = InternetOpenW(lpszAgent, INTERNET_OPEN_TYPE_PRECONFIG, NULL, NULL, 0);
 668             break;
 669         case 1: // direct (no proxy)
 670             hOpen = InternetOpenW(lpszAgent, INTERNET_OPEN_TYPE_DIRECT, NULL, NULL, 0);
 671             break;
 672         case 2: // use proxy
 673             hOpen = InternetOpenW(lpszAgent, INTERNET_OPEN_TYPE_PROXY, SettingsInfo.szProxyServer, SettingsInfo.szNoProxyFor, 0);
 674             break;
 675         default: // preconfig
 676             hOpen = InternetOpenW(lpszAgent, INTERNET_OPEN_TYPE_PRECONFIG, NULL, NULL, 0);
 677             break;
 678         }
 679
 680         if (!hOpen)
 681             goto end;
 682
 683         hFile = InternetOpenUrlW(hOpen, CurrentInfo.szUrl.GetString(), NULL, 0, INTERNET_FLAG_PRAGMA_NOCACHE | INTERNET_FLAG_KEEP_CONNECTION, 0);
 684
 685         if (!hFile)
 686         {
 687             MessageBox_LoadString(hMainWnd, IDS_UNABLE_TO_DOWNLOAD2);
 688             goto end;
 689         }
 690
 691         if (!HttpQueryInfoW(hFile, HTTP_QUERY_STATUS_CODE | HTTP_QUERY_FLAG_NUMBER, &dwStatus, &dwStatusLen, NULL))
 692             goto end;
 693
 694         if (dwStatus != HTTP_STATUS_OK)
 695         {
 696             MessageBox_LoadString(hMainWnd, IDS_UNABLE_TO_DOWNLOAD);
 697             goto end;
 698         }
 699
 700         dwStatusLen = sizeof(dwStatus);
 701
 702         memset(&urlComponents, 0, sizeof(urlComponents));
 703         urlComponents.dwStructSize = sizeof(urlComponents);
 704
 705         urlLength = CurrentInfo.szUrl.GetLength();
 706         urlComponents.dwSchemeLength = urlLength + 1;
 707         urlComponents.lpszScheme = (LPWSTR) malloc(urlComponents.dwSchemeLength * sizeof(WCHAR));
 708         urlComponents.dwHostNameLength = urlLength + 1;
 709         urlComponents.lpszHostName = (LPWSTR) malloc(urlComponents.dwHostNameLength * sizeof(WCHAR));
 710
 711         if (!InternetCrackUrlW(CurrentInfo.szUrl, urlLength + 1, ICU_DECODE | ICU_ESCAPE, &urlComponents))
 712             goto end;
 713
 714         if (urlComponents.nScheme == INTERNET_SCHEME_HTTP || urlComponents.nScheme == INTERNET_SCHEME_HTTPS)
 715             HttpQueryInfoW(hFile, HTTP_QUERY_CONTENT_LENGTH | HTTP_QUERY_FLAG_NUMBER, &dwContentLen, &dwStatus, 0);
 716
 717         if (urlComponents.nScheme == INTERNET_SCHEME_FTP)
 718             dwContentLen = FtpGetFileSize(hFile, &dwStatus);
 719
 720 #ifdef USE_CERT_PINNING
 721         // are we using HTTPS to download the RAPPS update package? check if the certificate is original
 722         if ((urlComponents.nScheme == INTERNET_SCHEME_HTTPS) &&
 723             (wcscmp(CurrentInfo.szUrl, APPLICATION_DATABASE_URL) == 0) &&
 724             (!CertIsValid(hOpen, urlComponents.lpszHostName)))
 725         {
 726             MessageBox_LoadString(hMainWnd, IDS_CERT_DOES_NOT_MATCH);
 727             goto end;
 728         }
 729 #endif
 730
 731         free(urlComponents.lpszScheme);
 732         free(urlComponents.lpszHostName);
 733
 734         hOut = CreateFileW(Path.GetString(), GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, CREATE_ALWAYS, 0, NULL);
 735
 736         if (hOut == INVALID_HANDLE_VALUE)
 737             goto end;
 738
 739         dwCurrentBytesRead = 0;
 740         do
 741         {
 742             if (!InternetReadFile(hFile, lpBuffer, _countof(lpBuffer), &dwBytesRead))
 743             {
 744                 MessageBox_LoadString(hMainWnd, IDS_INTERRUPTED_DOWNLOAD);
 745                 goto end;
 746             }
 747
 748             if (!WriteFile(hOut, &lpBuffer[0], dwBytesRead, &dwBytesWritten, NULL))
 749             {
 750                 MessageBox_LoadString(hMainWnd, IDS_UNABLE_TO_WRITE);
 751                 goto end;
 752             }
 753
 754             dwCurrentBytesRead += dwBytesRead;
 755             dl->OnProgress(dwCurrentBytesRead, dwContentLen, 0, CurrentInfo.szUrl.GetString());
 756         } while (dwBytesRead && !bCancelled);
 757
 758         CloseHandle(hOut);
 759         hOut = INVALID_HANDLE_VALUE;
 760
 761         if (bCancelled)
 762             goto end;
 763
 764         /* if this thing isn't a RAPPS update and it has a SHA-1 checksum
 765         verify its integrity by using the native advapi32.A_SHA1 functions */
 766         if (!bCab && CurrentInfo.szSHA1[0] != 0)
 767         {
 768             ATL::CStringW szMsgText;
 769
 770             // change a few strings in the download dialog to reflect the verification process
 771             if (!szMsgText.LoadStringW(IDS_INTEG_CHECK_TITLE))
 772                 goto end;
 773
 774             SetWindowTextW(hDlg, szMsgText.GetString());
 775             SendMessageW(GetDlgItem(hDlg, IDC_DOWNLOAD_STATUS), WM_SETTEXT, 0, (LPARAM) Path.GetString());
 776
 777             // this may take a while, depending on the file size
 778             if (!VerifyInteg(CurrentInfo.szSHA1.GetString(), Path.GetString()))
 779             {
 780                 if (!szMsgText.LoadStringW(IDS_INTEG_CHECK_FAIL))
 781                     goto end;
 782
 783                 MessageBoxW(hDlg, szMsgText.GetString(), NULL, MB_OK | MB_ICONERROR);
 784                 goto end;
 785             }
 786         }
 787
 788 run:
 789         DownloadsListView.SetDownloadStatus(iAppId, DOWNLOAD_STATUS::DLWaitingToInstall);
 790
 791         // run it
 792         if (!bCab)
 793         {
 794             SHELLEXECUTEINFOW shExInfo = {0};
 795             shExInfo.cbSize = sizeof(shExInfo);
 796             shExInfo.fMask = SEE_MASK_NOCLOSEPROCESS;
 797             shExInfo.lpVerb = L"open";
 798             shExInfo.lpFile = Path.GetString();
 799             shExInfo.lpParameters = L"";
 800             shExInfo.nShow = SW_SHOW;
 801
 802             if (ShellExecuteExW(&shExInfo))
 803             {
 804                 DownloadsListView.SetDownloadStatus(iAppId, DOWNLOAD_STATUS::DLInstalling);
 805                 //TODO: issue an install operation separately so that the apps could be downloaded in the background
 806                 WaitForSingleObject(shExInfo.hProcess, INFINITE);
 807                 CloseHandle(shExInfo.hProcess);
 808             }
 809             else
 810             {
 811                 MessageBox_LoadString(hMainWnd, IDS_UNABLE_TO_INSTALL);
 812             }
 813         }
 814
 815 end:
 816         if (hOut != INVALID_HANDLE_VALUE)
 817             CloseHandle(hOut);
 818
 819         InternetCloseHandle(hFile);
 820         InternetCloseHandle(hOpen);
 821
 822         if (bTempfile)
 823         {
 824             if (bCancelled || (SettingsInfo.bDelInstaller && !bCab))
 825                 DeleteFileW(Path.GetString());
 826         }
 827
 828         DownloadsListView.SetDownloadStatus(iAppId, DOWNLOAD_STATUS::DLFinished);
 829     }
 830
 831     delete param;
 832     SendMessageW(hDlg, WM_CLOSE, 0, 0);
 833     return 0;
 834 }
 835
 836 BOOL CDownloadManager::DownloadListOfApplications(const ATL::CSimpleArray<CAvailableApplicationInfo*>& AppsList, BOOL bIsModal)
 837 {
 838     if (AppsList.GetSize() == 0)
 839     {
 840         return FALSE;
 841     }
 842
 843     // Initialize shared variables
 844     for (INT i = 0; i < AppsList.GetSize(); ++i)
 845     {
 846         if (AppsList[i])
 847         {
 848             AppsToInstallList.Add(*(AppsList[i]));
 849         }
 850     }
 851
 852     // Create a dialog and issue a download process
 853     LaunchDownloadDialog(bIsModal);
 854
 855     return TRUE;
 856 }
 857
 858 BOOL CDownloadManager::DownloadApplication(CAvailableApplicationInfo* pAppInfo, BOOL bIsModal)
 859 {
 860     if (!pAppInfo)
 861         return FALSE;
 862
 863     Download(*pAppInfo, bIsModal);
 864     return TRUE;
 865 }
 866
 867 VOID CDownloadManager::DownloadApplicationsDB(LPCWSTR lpUrl)
 868 {
 869     static DownloadInfo DatabaseDLInfo;
 870     DatabaseDLInfo.szUrl = lpUrl;
 871     DatabaseDLInfo.szName.LoadStringW(IDS_DL_DIALOG_DB_DISP);
 872     Download(DatabaseDLInfo, TRUE);
 873 }
 874
 875 //TODO: Reuse the dialog
 876 VOID CDownloadManager::LaunchDownloadDialog(BOOL bIsModal)
 877 {
 878     if (bIsModal)
 879     {
 880         DialogBoxW(hInst,
 881                    MAKEINTRESOURCEW(IDD_DOWNLOAD_DIALOG),
 882                    hMainWnd,
 883                    DownloadDlgProc);
 884     }
 885     else
 886     {
 887         CreateDialogW(hInst,
 888                       MAKEINTRESOURCEW(IDD_DOWNLOAD_DIALOG),
 889                       hMainWnd,
 890                       DownloadDlgProc);
 891     }
 892 }
 893 // CDownloadManager