mirror of
https://github.com/reactos/reactos.git
synced 2024-06-25 23:41:35 +00:00
717 lines
23 KiB
C++
717 lines
23 KiB
C++
/*
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* PROJECT: ReactOS Zip Shell Extension
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* LICENSE: GPL-2.0+ (https://spdx.org/licenses/GPL-2.0+)
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* PURPOSE: Zip extraction
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* COPYRIGHT: Copyright 2017-2019 Mark Jansen (mark.jansen@reactos.org)
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*/
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#include "precomp.h"
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class CZipExtract :
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public IZip
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{
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CStringW m_Filename;
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CStringW m_Directory;
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CStringA m_Password;
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bool m_DirectoryChanged;
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unzFile uf;
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public:
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CZipExtract(PCWSTR Filename)
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:m_DirectoryChanged(false)
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,uf(NULL)
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{
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m_Filename = Filename;
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m_Directory = m_Filename;
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PWSTR Dir = m_Directory.GetBuffer();
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PathRemoveExtensionW(Dir);
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m_Directory.ReleaseBuffer();
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}
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~CZipExtract()
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{
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if (uf)
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{
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DPRINT1("WARNING: uf not closed!\n");
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Close();
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}
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}
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void Close()
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{
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if (uf)
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unzClose(uf);
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uf = NULL;
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}
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// *** IZip methods ***
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STDMETHODIMP QueryInterface(REFIID riid, void **ppvObject)
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{
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if (riid == IID_IUnknown)
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{
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*ppvObject = this;
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AddRef();
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return S_OK;
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}
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return E_NOINTERFACE;
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}
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STDMETHODIMP_(ULONG) AddRef(void)
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{
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return 2;
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}
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STDMETHODIMP_(ULONG) Release(void)
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{
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return 1;
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}
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STDMETHODIMP_(unzFile) getZip()
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{
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return uf;
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}
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class CExtractSettingsPage : public CPropertyPageImpl<CExtractSettingsPage>
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{
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private:
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HANDLE m_hExtractionThread;
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bool m_bExtractionThreadCancel;
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CZipExtract* m_pExtract;
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CStringA* m_pPassword;
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CStringW m_OldStatus;
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public:
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CExtractSettingsPage(CZipExtract* extract, CStringA* password)
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:CPropertyPageImpl<CExtractSettingsPage>(MAKEINTRESOURCE(IDS_WIZ_TITLE))
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,m_hExtractionThread(NULL)
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,m_bExtractionThreadCancel(false)
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,m_pExtract(extract)
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,m_pPassword(password)
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{
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m_psp.pszHeaderTitle = MAKEINTRESOURCE(IDS_WIZ_DEST_TITLE);
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m_psp.pszHeaderSubTitle = MAKEINTRESOURCE(IDS_WIZ_DEST_SUBTITLE);
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m_psp.dwFlags |= PSP_USETITLE | PSP_USEHEADERTITLE | PSP_USEHEADERSUBTITLE;
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}
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int OnSetActive()
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{
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SetDlgItemTextW(IDC_DIRECTORY, m_pExtract->m_Directory);
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m_pExtract->m_DirectoryChanged = false;
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GetParent().CenterWindow(::GetDesktopWindow());
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SetWizardButtons(PSWIZB_NEXT);
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return 0;
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}
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int OnWizardNext()
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{
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if (m_hExtractionThread != NULL)
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{
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/* We enter here when extraction has finished, and go to next page if it succeeded */
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WaitForSingleObject(m_hExtractionThread, INFINITE);
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CloseHandle(m_hExtractionThread);
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m_hExtractionThread = NULL;
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m_pExtract->Release();
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if (!m_bExtractionThreadCancel)
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{
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return 0;
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}
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else
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{
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SetWindowLongPtr(DWLP_MSGRESULT, -1);
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return TRUE;
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}
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}
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/* We end up here if the user manually clicks Next: start extraction */
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m_bExtractionThreadCancel = false;
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/* Grey out every control during extraction to prevent user interaction */
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::EnableWindow(GetDlgItem(IDC_BROWSE), FALSE);
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::EnableWindow(GetDlgItem(IDC_DIRECTORY), FALSE);
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::EnableWindow(GetDlgItem(IDC_PASSWORD), FALSE);
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SetWizardButtons(0);
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::GetWindowTextW(GetDlgItem(IDC_STATUSTEXT), m_OldStatus.GetBuffer(MAX_PATH), MAX_PATH);
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m_OldStatus.ReleaseBuffer();
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CStringW strExtracting(MAKEINTRESOURCEW(IDS_EXTRACTING));
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SetDlgItemTextW(IDC_STATUSTEXT, strExtracting);
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if (m_pExtract->m_DirectoryChanged)
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UpdateDirectory();
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m_pExtract->AddRef();
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m_hExtractionThread = CreateThread(NULL, 0,
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&CExtractSettingsPage::ExtractEntry,
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this,
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0, NULL);
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if (!m_hExtractionThread)
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{
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/* Extraction thread creation failed, do not go to the next page */
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DWORD err = GetLastError();
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DPRINT1("ERROR, m_hExtractionThread: CreateThread failed: 0x%x\n", err);
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m_pExtract->Release();
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SetWindowLongPtr(DWLP_MSGRESULT, -1);
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::EnableWindow(GetDlgItem(IDC_BROWSE), TRUE);
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::EnableWindow(GetDlgItem(IDC_DIRECTORY), TRUE);
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::EnableWindow(GetDlgItem(IDC_PASSWORD), TRUE);
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SetWizardButtons(PSWIZB_NEXT);
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}
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return TRUE;
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}
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void WizardReset()
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{
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SetDlgItemTextW(IDC_STATUSTEXT, m_OldStatus);
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}
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static DWORD WINAPI ExtractEntry(LPVOID lpParam)
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{
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CExtractSettingsPage* pPage = (CExtractSettingsPage*)lpParam;
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bool res = pPage->m_pExtract->Extract(pPage->m_hWnd, pPage->GetDlgItem(IDC_PROGRESS), &(pPage->m_bExtractionThreadCancel));
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/* Failing and cancelling extraction both mean we stay on the same property page */
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pPage->m_bExtractionThreadCancel = !res;
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pPage->SetWizardButtons(PSWIZB_NEXT);
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if (!res)
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{
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/* Extraction failed/cancelled: the page becomes interactive again */
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::EnableWindow(pPage->GetDlgItem(IDC_BROWSE), TRUE);
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::EnableWindow(pPage->GetDlgItem(IDC_DIRECTORY), TRUE);
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::EnableWindow(pPage->GetDlgItem(IDC_PASSWORD), TRUE);
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/* Reset the progress bar's appearance */
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CWindow Progress(pPage->GetDlgItem(IDC_PROGRESS));
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Progress.SendMessage(PBM_SETRANGE32, 0, 1);
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Progress.SendMessage(PBM_SETPOS, 0, 0);
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pPage->WizardReset();
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}
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SendMessageCallback(pPage->GetParent().m_hWnd, PSM_PRESSBUTTON, PSBTN_NEXT, 0, NULL, NULL);
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return 0;
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}
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BOOL OnQueryCancel()
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{
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if (m_hExtractionThread != NULL)
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{
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/* Extraction will check the value of m_bExtractionThreadCancel between each file in the archive */
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m_bExtractionThreadCancel = true;
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return TRUE;
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}
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return FALSE;
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}
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struct browse_info
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{
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HWND hWnd;
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LPCWSTR Directory;
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};
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static INT CALLBACK s_BrowseCallbackProc(HWND hWnd, UINT uMsg, LPARAM lp, LPARAM pData)
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{
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if (uMsg == BFFM_INITIALIZED)
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{
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browse_info* info = (browse_info*)pData;
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CWindow dlg(hWnd);
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dlg.SendMessage(BFFM_SETSELECTION, TRUE, (LPARAM)info->Directory);
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dlg.CenterWindow(info->hWnd);
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}
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return 0;
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}
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LRESULT OnBrowse(WORD wNotifyCode, WORD wID, HWND hWndCtl, BOOL& bHandled)
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{
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BROWSEINFOW bi = { m_hWnd };
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WCHAR path[MAX_PATH];
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bi.pszDisplayName = path;
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bi.lpfn = s_BrowseCallbackProc;
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bi.ulFlags = BIF_NEWDIALOGSTYLE | BIF_RETURNFSANCESTORS | BIF_RETURNONLYFSDIRS;
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CStringW title(MAKEINTRESOURCEW(IDS_WIZ_BROWSE_TITLE));
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bi.lpszTitle = title;
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if (m_pExtract->m_DirectoryChanged)
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UpdateDirectory();
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browse_info info = { m_hWnd, m_pExtract->m_Directory.GetString() };
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bi.lParam = (LPARAM)&info;
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CComHeapPtr<ITEMIDLIST> pidl;
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pidl.Attach(SHBrowseForFolderW(&bi));
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WCHAR tmpPath[MAX_PATH];
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if (pidl && SHGetPathFromIDListW(pidl, tmpPath))
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{
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m_pExtract->m_Directory = tmpPath;
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SetDlgItemTextW(IDC_DIRECTORY, m_pExtract->m_Directory);
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m_pExtract->m_DirectoryChanged = false;
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}
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return 0;
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}
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LRESULT OnEnChangeDirectory(WORD wNotifyCode, WORD wID, HWND hWndCtl, BOOL& bHandled)
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{
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m_pExtract->m_DirectoryChanged = true;
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return 0;
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}
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LRESULT OnPassword(WORD wNotifyCode, WORD wID, HWND hWndCtl, BOOL& bHandled)
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{
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CStringA Password;
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if (_CZipAskPassword(m_hWnd, NULL, Password) == eAccept)
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{
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*m_pPassword = Password;
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}
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return 0;
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}
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void UpdateDirectory()
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{
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GetDlgItemText(IDC_DIRECTORY, m_pExtract->m_Directory);
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m_pExtract->m_DirectoryChanged = false;
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}
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public:
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enum { IDD = IDD_PROPPAGEDESTINATION };
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BEGIN_MSG_MAP(CCompleteSettingsPage)
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COMMAND_ID_HANDLER(IDC_BROWSE, OnBrowse)
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COMMAND_ID_HANDLER(IDC_PASSWORD, OnPassword)
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COMMAND_HANDLER(IDC_DIRECTORY, EN_CHANGE, OnEnChangeDirectory)
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CHAIN_MSG_MAP(CPropertyPageImpl<CExtractSettingsPage>)
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END_MSG_MAP()
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};
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class CCompleteSettingsPage : public CPropertyPageImpl<CCompleteSettingsPage>
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{
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private:
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CZipExtract* m_pExtract;
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public:
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CCompleteSettingsPage(CZipExtract* extract)
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:CPropertyPageImpl<CCompleteSettingsPage>(MAKEINTRESOURCE(IDS_WIZ_TITLE))
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, m_pExtract(extract)
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{
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m_psp.pszHeaderTitle = MAKEINTRESOURCE(IDS_WIZ_COMPL_TITLE);
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m_psp.pszHeaderSubTitle = MAKEINTRESOURCE(IDS_WIZ_COMPL_SUBTITLE);
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m_psp.dwFlags |= PSP_USETITLE | PSP_USEHEADERTITLE | PSP_USEHEADERSUBTITLE;
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}
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int OnSetActive()
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{
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SetWizardButtons(PSWIZB_FINISH);
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CStringW Path = m_pExtract->m_Directory;
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PWSTR Ptr = Path.GetBuffer(MAX_PATH);
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RECT rc;
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::GetWindowRect(GetDlgItem(IDC_DESTDIR), &rc);
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HDC dc = GetDC();
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PathCompactPathW(dc, Ptr, rc.right - rc.left);
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ReleaseDC(dc);
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Path.ReleaseBuffer();
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SetDlgItemTextW(IDC_DESTDIR, Path);
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CheckDlgButton(IDC_SHOW_EXTRACTED, BST_CHECKED);
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return 0;
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}
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BOOL OnWizardFinish()
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{
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if (IsDlgButtonChecked(IDC_SHOW_EXTRACTED) == BST_CHECKED)
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{
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ShellExecuteW(NULL, L"explore", m_pExtract->m_Directory, NULL, NULL, SW_SHOW);
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}
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return FALSE;
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}
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public:
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enum { IDD = IDD_PROPPAGECOMPLETE };
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BEGIN_MSG_MAP(CCompleteSettingsPage)
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CHAIN_MSG_MAP(CPropertyPageImpl<CCompleteSettingsPage>)
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END_MSG_MAP()
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};
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/* NOTE: This callback is needed to set large icon correctly. */
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static INT CALLBACK s_PropSheetCallbackProc(HWND hwndDlg, UINT uMsg, LPARAM lParam)
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{
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if (uMsg == PSCB_INITIALIZED)
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{
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HICON hIcon = LoadIconW(_AtlBaseModule.GetResourceInstance(), MAKEINTRESOURCEW(IDI_ZIPFLDR));
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CWindow dlg(hwndDlg);
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dlg.SetIcon(hIcon, TRUE);
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}
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return 0;
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}
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void runWizard()
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{
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PROPSHEETHEADERW psh = { sizeof(psh), 0 };
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psh.dwFlags = PSH_WIZARD97 | PSH_HEADER | PSH_USEICONID | PSH_USECALLBACK;
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psh.hInstance = _AtlBaseModule.GetResourceInstance();
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CExtractSettingsPage extractPage(this, &m_Password);
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CCompleteSettingsPage completePage(this);
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HPROPSHEETPAGE hpsp[] =
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{
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extractPage.Create(),
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completePage.Create()
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};
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psh.phpage = hpsp;
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psh.nPages = _countof(hpsp);
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psh.pszIcon = MAKEINTRESOURCE(IDI_ZIPFLDR);
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psh.pszbmWatermark = MAKEINTRESOURCE(IDB_WATERMARK);
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psh.pszbmHeader = MAKEINTRESOURCE(IDB_HEADER);
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psh.pfnCallback = s_PropSheetCallbackProc;
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PropertySheetW(&psh);
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}
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eZipExtractError ExtractSingle(
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HWND hDlg,
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LPCSTR FullPath,
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bool is_dir,
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unz_file_info64* Info,
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CStringA Name,
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CStringA Password,
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bool* bOverwriteAll,
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const bool* bCancel,
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int* ErrorCode
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)
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{
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int err;
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BYTE Buffer[2048];
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DWORD dwFlags = SHPPFW_DIRCREATE | (is_dir ? SHPPFW_NONE : SHPPFW_IGNOREFILENAME);
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HRESULT hr = SHPathPrepareForWriteA(hDlg, NULL, FullPath, dwFlags);
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if (FAILED_UNEXPECTEDLY(hr))
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{
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*ErrorCode = hr;
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return eDirectoryError;
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}
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if (is_dir)
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return eNoError;
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if (Info->flag & MINIZIP_PASSWORD_FLAG)
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{
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eZipPasswordResponse Response = eAccept;
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do
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{
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/* If there is a password set, try it */
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if (!Password.IsEmpty())
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{
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err = unzOpenCurrentFilePassword(uf, Password);
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if (err == UNZ_OK)
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{
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/* Try to read some bytes, because unzOpenCurrentFilePassword does not return failure */
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char Buf[10];
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err = unzReadCurrentFile(uf, Buf, sizeof(Buf));
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unzCloseCurrentFile(uf);
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if (err >= UNZ_OK)
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{
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/* 're'-open the file so that we can begin to extract */
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err = unzOpenCurrentFilePassword(uf, Password);
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break;
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}
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}
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}
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Response = _CZipAskPassword(hDlg, Name, Password);
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} while (Response == eAccept);
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if (Response == eSkip)
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{
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return eNoError;
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}
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else if (Response == eAbort)
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{
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return eExtractAbort;
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}
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}
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else
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{
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err = unzOpenCurrentFile(uf);
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}
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if (err != UNZ_OK)
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{
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DPRINT1("ERROR, unzOpenCurrentFilePassword: 0x%x\n", err);
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*ErrorCode = err;
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return eOpenError;
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}
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HANDLE hFile = CreateFileA(FullPath, GENERIC_WRITE, 0, NULL, CREATE_NEW, FILE_ATTRIBUTE_NORMAL, NULL);
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if (hFile == INVALID_HANDLE_VALUE)
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{
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DWORD dwErr = GetLastError();
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if (dwErr == ERROR_FILE_EXISTS)
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{
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bool bOverwrite = *bOverwriteAll;
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if (!*bOverwriteAll)
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{
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eZipConfirmResponse Result = _CZipAskReplace(hDlg, FullPath);
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switch (Result)
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{
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case eYesToAll:
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*bOverwriteAll = true;
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/* fall through */
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case eYes:
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bOverwrite = true;
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break;
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case eNo:
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break;
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case eCancel:
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unzCloseCurrentFile(uf);
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return eExtractAbort;
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}
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}
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if (bOverwrite)
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{
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hFile = CreateFileA(FullPath, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
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if (hFile == INVALID_HANDLE_VALUE)
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{
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dwErr = GetLastError();
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}
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}
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else
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{
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unzCloseCurrentFile(uf);
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return eNoError;
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}
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}
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if (hFile == INVALID_HANDLE_VALUE)
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{
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unzCloseCurrentFile(uf);
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DPRINT1("ERROR, CreateFileA: 0x%x (%s)\n", dwErr, *bOverwriteAll ? "Y" : "N");
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*ErrorCode = dwErr;
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return eFileError;
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}
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}
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do
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{
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if (*bCancel)
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{
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CloseHandle(hFile);
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BOOL deleteResult = DeleteFileA(FullPath);
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if (!deleteResult)
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DPRINT1("ERROR, DeleteFileA: 0x%x\n", GetLastError());
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return eExtractAbort;
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}
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err = unzReadCurrentFile(uf, Buffer, sizeof(Buffer));
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if (err < 0)
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{
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DPRINT1("ERROR, unzReadCurrentFile: 0x%x\n", err);
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break;
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}
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else if (err > 0)
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{
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DWORD dwWritten;
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if (!WriteFile(hFile, Buffer, err, &dwWritten, NULL))
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{
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DPRINT1("ERROR, WriteFile: 0x%x\n", GetLastError());
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break;
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}
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if (dwWritten != (DWORD)err)
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{
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DPRINT1("ERROR, WriteFile: dwWritten:%d err:%d\n", dwWritten, err);
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break;
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}
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}
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} while (err > 0);
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/* Update Filetime */
|
|
FILETIME LocalFileTime;
|
|
DosDateTimeToFileTime((WORD)(Info->dosDate >> 16), (WORD)Info->dosDate, &LocalFileTime);
|
|
FILETIME FileTime;
|
|
LocalFileTimeToFileTime(&LocalFileTime, &FileTime);
|
|
SetFileTime(hFile, &FileTime, &FileTime, &FileTime);
|
|
|
|
/* Done */
|
|
CloseHandle(hFile);
|
|
|
|
if (err)
|
|
{
|
|
unzCloseCurrentFile(uf);
|
|
DPRINT1("ERROR, unzReadCurrentFile2: 0x%x\n", err);
|
|
*ErrorCode = err;
|
|
return eUnpackError;
|
|
}
|
|
else
|
|
{
|
|
err = unzCloseCurrentFile(uf);
|
|
if (err != UNZ_OK)
|
|
{
|
|
DPRINT1("ERROR(non-fatal), unzCloseCurrentFile: 0x%x\n", err);
|
|
}
|
|
}
|
|
return eNoError;
|
|
}
|
|
|
|
bool Extract(HWND hDlg, HWND hProgress, const bool* bCancel)
|
|
{
|
|
unz_global_info64 gi;
|
|
uf = unzOpen2_64(m_Filename.GetString(), &g_FFunc);
|
|
int err = unzGetGlobalInfo64(uf, &gi);
|
|
if (err != UNZ_OK)
|
|
{
|
|
DPRINT1("ERROR, unzGetGlobalInfo64: 0x%x\n", err);
|
|
Close();
|
|
return false;
|
|
}
|
|
|
|
CZipEnumerator zipEnum;
|
|
if (!zipEnum.initialize(this))
|
|
{
|
|
DPRINT1("ERROR, zipEnum.initialize\n");
|
|
Close();
|
|
return false;
|
|
}
|
|
|
|
CWindow Progress(hProgress);
|
|
Progress.SendMessage(PBM_SETRANGE32, 0, gi.number_entry);
|
|
Progress.SendMessage(PBM_SETPOS, 0, 0);
|
|
|
|
CStringA BaseDirectory = m_Directory;
|
|
CStringA Name;
|
|
CStringA Password = m_Password;
|
|
unz_file_info64 Info;
|
|
int CurrentFile = 0;
|
|
bool bOverwriteAll = false;
|
|
while (zipEnum.next(Name, Info))
|
|
{
|
|
if (*bCancel)
|
|
{
|
|
Close();
|
|
return false;
|
|
}
|
|
|
|
bool is_dir = Name.GetLength() > 0 && Name[Name.GetLength()-1] == '/';
|
|
|
|
char CombinedPath[MAX_PATH * 2] = { 0 };
|
|
PathCombineA(CombinedPath, BaseDirectory, Name);
|
|
CStringA FullPath = CombinedPath;
|
|
FullPath.Replace('/', '\\'); /* SHPathPrepareForWriteA does not handle '/' */
|
|
Retry:
|
|
eZipExtractError Result = ExtractSingle(hDlg, FullPath, is_dir, &Info, Name, Password, &bOverwriteAll, bCancel, &err);
|
|
if (Result != eDirectoryError)
|
|
CurrentFile++;
|
|
switch (Result)
|
|
{
|
|
case eNoError:
|
|
break;
|
|
|
|
case eExtractAbort:
|
|
case eUnpackError:
|
|
{
|
|
Close();
|
|
return false;
|
|
}
|
|
|
|
case eDirectoryError:
|
|
{
|
|
char StrippedPath[MAX_PATH] = { 0 };
|
|
|
|
StrCpyNA(StrippedPath, FullPath, _countof(StrippedPath));
|
|
if (!is_dir)
|
|
PathRemoveFileSpecA(StrippedPath);
|
|
PathStripPathA(StrippedPath);
|
|
if (ShowExtractError(hDlg, (LPCSTR)&StrippedPath, err, eDirectoryError) == IDRETRY)
|
|
goto Retry;
|
|
Close();
|
|
return false;
|
|
}
|
|
|
|
case eFileError:
|
|
{
|
|
int Result = ShowExtractError(hDlg, FullPath, err, eFileError);
|
|
switch (Result)
|
|
{
|
|
case IDABORT:
|
|
Close();
|
|
return false;
|
|
case IDRETRY:
|
|
CurrentFile--;
|
|
goto Retry;
|
|
case IDIGNORE:
|
|
break;
|
|
}
|
|
break;
|
|
}
|
|
|
|
case eOpenError:
|
|
{
|
|
if (err == UNZ_BADZIPFILE &&
|
|
Info.compression_method != 0 &&
|
|
Info.compression_method != Z_DEFLATED &&
|
|
Info.compression_method != Z_BZIP2ED)
|
|
{
|
|
if (ShowExtractError(hDlg, FullPath, Info.compression_method, eOpenError) == IDYES)
|
|
break;
|
|
}
|
|
Close();
|
|
return false;
|
|
}
|
|
}
|
|
if (Result == eNoError && is_dir)
|
|
continue;
|
|
Progress.SendMessage(PBM_SETPOS, CurrentFile, 0);
|
|
}
|
|
|
|
Close();
|
|
return true;
|
|
}
|
|
|
|
int ShowExtractError(HWND hDlg, LPCSTR path, int Error, eZipExtractError ErrorType)
|
|
{
|
|
CStringA strTitle(MAKEINTRESOURCEW(IDS_ERRORTITLE));
|
|
CStringA strErr, strText;
|
|
PSTR Win32ErrorString;
|
|
|
|
if (ErrorType == eFileError || ErrorType == eOpenError)
|
|
strText.LoadString(IDS_CANTEXTRACTFILE);
|
|
else
|
|
strText.LoadString(GetModuleHandleA("shell32.dll"), 128); // IDS_CREATEFOLDER_DENIED
|
|
|
|
strText.FormatMessage(strText.GetString(), path);
|
|
|
|
if (ErrorType == eFileError || HRESULT_FACILITY(Error) == FACILITY_WIN32)
|
|
{
|
|
if (FormatMessageA(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM,
|
|
NULL, ErrorType == eFileError ? Error : HRESULT_CODE(Error), 0,
|
|
(PSTR)&Win32ErrorString, 0, NULL) != 0)
|
|
{
|
|
strErr.SetString(Win32ErrorString);
|
|
LocalFree(Win32ErrorString);
|
|
}
|
|
}
|
|
if (ErrorType == eOpenError)
|
|
strErr.Format(IDS_DECOMPRESSERROR, Error);
|
|
else if (strErr.GetLength() == 0)
|
|
strErr.Format(IDS_UNKNOWNERROR, Error);
|
|
|
|
strText.Append("\r\n\r\n" + strErr);
|
|
|
|
UINT mbFlags = MB_ICONWARNING;
|
|
if (ErrorType == eDirectoryError)
|
|
mbFlags |= MB_RETRYCANCEL;
|
|
else if (ErrorType == eFileError)
|
|
mbFlags |= MB_ABORTRETRYIGNORE;
|
|
else if (ErrorType == eOpenError)
|
|
mbFlags |= MB_YESNO;
|
|
|
|
return MessageBoxA(hDlg, strText, strTitle, mbFlags);
|
|
}
|
|
};
|
|
|
|
|
|
void _CZipExtract_runWizard(PCWSTR Filename)
|
|
{
|
|
CZipExtract extractor(Filename);
|
|
extractor.runWizard();
|
|
}
|
|
|