545 lines
16 KiB
C++
545 lines
16 KiB
C++
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#include "local.h"
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#include "../security.h"
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#include "../favorite.h"
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#include "resource.h"
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#include "chcommon.h"
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#include "cafolder.h"
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#include <mluisupp.h>
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#define DM_HSFOLDER 0
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STDAPI AddToFavorites(HWND hwnd, LPCITEMIDLIST pidlCur, LPCTSTR pszTitle,
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BOOL fDisplayUI, IOleCommandTarget *pCommandTarget, IHTMLDocument2 *pDoc);
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#define MAX_ITEM_OPEN 10
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//////////////////////////////////////////////////////////////////////////////
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//
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// CCacheItem Object
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//
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//////////////////////////////////////////////////////////////////////////////
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CCacheItem::CCacheItem()
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{
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_dwDelCookie = DEL_COOKIE_WARN;
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}
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CCacheItem::~CCacheItem()
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{
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if (_pCFolder)
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_pCFolder->Release(); // release the pointer to the sf
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}
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HRESULT CCacheItem::Initialize(CCacheFolder *pCFolder, HWND hwnd, UINT cidl, LPCITEMIDLIST *ppidl)
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{
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HRESULT hres = CBaseItem::Initialize(hwnd, cidl, ppidl);
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if (SUCCEEDED(hres))
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{
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_pCFolder = pCFolder;
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_pCFolder->AddRef(); // we're going to hold onto this pointer, so
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}
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return hres;
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}
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HRESULT CCacheItem_CreateInstance(CCacheFolder *pCFolder, HWND hwnd,
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UINT cidl, LPCITEMIDLIST *ppidl, REFIID riid, void **ppv)
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{
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HRESULT hr;
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*ppv = NULL; // null the out param
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CCacheItem *pHCItem = new CCacheItem;
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if (pHCItem)
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{
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hr = pHCItem->Initialize(pCFolder, hwnd, cidl, ppidl);
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if (SUCCEEDED(hr))
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hr = pHCItem->QueryInterface(riid, ppv);
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pHCItem->Release();
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}
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else
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hr = E_OUTOFMEMORY;
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return hr;
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}
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//////////////////////////////////
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//
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// IUnknown Methods...
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//
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HRESULT CCacheItem::QueryInterface(REFIID iid, void **ppv)
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{
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HRESULT hres = CBaseItem::QueryInterface(iid, ppv);
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if (FAILED(hres) && iid == IID_ICache)
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{
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*ppv = (LPVOID)this; // for our friends
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AddRef();
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hres = S_OK;
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}
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return hres;
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}
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//////////////////////////////////
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//
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// IQueryInfo Methods
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//
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HRESULT CCacheItem::GetInfoTip(DWORD dwFlags, WCHAR **ppwszTip)
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{
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return _pCFolder->_GetInfoTip(_ppidl[0], dwFlags, ppwszTip);
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}
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//////////////////////////////////
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//
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// IContextMenu Methods
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//
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HRESULT CCacheItem::QueryContextMenu(HMENU hmenu, UINT indexMenu, UINT idCmdFirst,UINT idCmdLast, UINT uFlags)
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{
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USHORT cItems;
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TraceMsg(DM_HSFOLDER, "hci - cm - QueryContextMenu() called.");
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if ((uFlags & CMF_VERBSONLY) || (uFlags & CMF_DVFILE))
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{
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cItems = MergePopupMenu(&hmenu, POPUP_CONTEXT_URL_VERBSONLY, 0, indexMenu,
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idCmdFirst, idCmdLast);
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}
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else // (uFlags & CMF_NORMAL)
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{
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UINT idResource = POPUP_CACHECONTEXT_URL;
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cItems = MergePopupMenu(&hmenu, idResource, 0, indexMenu, idCmdFirst, idCmdLast);
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if (IsInetcplRestricted(L"History"))
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{
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DeleteMenu(hmenu, RSVIDM_DELCACHE + idCmdFirst, MF_BYCOMMAND);
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_SHPrettyMenu(hmenu);
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}
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}
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if (hmenu)
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SetMenuDefaultItem(hmenu, indexMenu, MF_BYPOSITION);
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return ResultFromShort(cItems); // number of menu items
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}
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static BOOL CachevuWarningDlg(LPCEIPIDL pcei, UINT uIDWarning, HWND hwnd)
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{
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TCHAR szFormat[MAX_PATH], szBuff[MAX_PATH], szTitle[MAX_PATH];
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_GetCacheItemTitle(pcei, szTitle, ARRAYSIZE(szTitle));
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MLLoadString(uIDWarning, szFormat, ARRAYSIZE(szFormat));
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wnsprintf(szBuff, ARRAYSIZE(szFormat), szFormat);
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return DialogBoxParam(MLGetHinst(), MAKEINTRESOURCE(DLG_HISTCACHE_WARNING),
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hwnd, HistoryConfirmDeleteDlgProc, (LPARAM)szBuff) == IDYES;
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}
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STDMETHODIMP CCacheItem::InvokeCommand(LPCMINVOKECOMMANDINFO pici)
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{
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UINT i;
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int idCmd = _GetCmdID(pici->lpVerb);
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HRESULT hres = S_OK;
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DWORD dwAction;
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BOOL fCancelCopyAndOpen = FALSE;
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BOOL fZonesUI = FALSE;
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BOOL fMustFlushNotify = FALSE;
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BOOL fBulkDelete;
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TraceMsg(DM_HSFOLDER, "hci - cm - InvokeCommand() called.");
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// ZONES SECURITY CHECK.
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//
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// We need to cycle through each action and Zone Check the URLs.
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// We pass NOUI when zone checking the URLs because we don't want info
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// displayed to the user. We will stop when we find the first questionable
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// URL. We will then
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for (i = 0; (i < _cItems) && !fZonesUI; i++)
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{
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if (_ppidl[i])
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{
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switch (idCmd)
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{
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case RSVIDM_OPEN:
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if ((i < MAX_ITEM_OPEN))
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{
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if (!_ZoneCheck(i, URLACTION_SHELL_VERB))
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{
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fZonesUI = TRUE;
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dwAction = URLACTION_SHELL_VERB;
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}
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}
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break;
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case RSVIDM_COPY:
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if (!_ZoneCheck(i, URLACTION_SHELL_MOVE_OR_COPY))
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{
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fZonesUI = TRUE;
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dwAction = URLACTION_SHELL_MOVE_OR_COPY;
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}
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break;
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}
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}
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}
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if (fZonesUI)
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{
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LPCTSTR pszUrl = _GetUrl(i-1); // Sub 1 because of for loop above.
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if (S_OK != ZoneCheckUrl(pszUrl, dwAction, PUAF_DEFAULT|PUAF_WARN_IF_DENIED, NULL))
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{
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// The user cannot do this or does not want to do this.
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fCancelCopyAndOpen = TRUE;
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}
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}
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i = _cItems;
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fBulkDelete = i > LOTS_OF_FILES;
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// fCancelCopyAndOpen happens if the user cannot or chose not to proceed.
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while (i && !fCancelCopyAndOpen)
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{
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i--;
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if (_ppidl[i])
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{
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switch (idCmd)
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{
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case RSVIDM_OPEN:
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if (i >= MAX_ITEM_OPEN)
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{
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hres = S_FALSE;
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goto Done;
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}
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if ((CEI_CACHEENTRYTYPE((LPCEIPIDL)_ppidl[i]) & COOKIE_CACHE_ENTRY))
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{
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ASSERT(PathFindExtension(CEI_LOCALFILENAME((LPCEIPIDL)_ppidl[i])) && \
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!StrCmpI(PathFindExtension(CEI_LOCALFILENAME((LPCEIPIDL)_ppidl[i])),TEXT(".txt")));
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hres = _LaunchApp(pici->hwnd, CEI_LOCALFILENAME((LPCEIPIDL)_ppidl[i]));
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}
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else
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{
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TCHAR szDecoded[MAX_URL_STRING];
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LPCTSTR pszUrl = _GetUrl(i);
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if (pszUrl)
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{
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ConditionallyDecodeUTF8(pszUrl, szDecoded, ARRAYSIZE(szDecoded));
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hres = _LaunchApp(pici->hwnd, szDecoded);
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}
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else
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{
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hres = E_FAIL;
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}
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}
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break;
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case RSVIDM_ADDTOFAVORITES:
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hres = _AddToFavorites(i);
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goto Done;
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case RSVIDM_OPEN_NEWWINDOW:
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{
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LPCTSTR pszUrl = _GetUrl(i);
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if (pszUrl)
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{
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TCHAR szDecoded[MAX_URL_STRING];
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ConditionallyDecodeUTF8(pszUrl, szDecoded, ARRAYSIZE(szDecoded));
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LPWSTR pwszTarget;
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if (SUCCEEDED((hres = SHStrDup(szDecoded, &pwszTarget)))) {
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hres = NavToUrlUsingIEW(pwszTarget, TRUE);
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CoTaskMemFree(pwszTarget);
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}
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}
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else
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hres = E_FAIL;
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goto Done;
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}
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case RSVIDM_COPY:
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OleSetClipboard((IDataObject *)this);
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goto Done;
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case RSVIDM_DELCACHE:
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// pop warning msg for cookie only once
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if ((CEI_CACHEENTRYTYPE((LPCEIPIDL)_ppidl[i]) & COOKIE_CACHE_ENTRY) &&
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(_dwDelCookie == DEL_COOKIE_WARN ))
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{
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if(CachevuWarningDlg((LPCEIPIDL)_ppidl[i], IDS_WARN_DELETE_CACHE, pici->hwnd))
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_dwDelCookie = DEL_COOKIE_YES;
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else
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_dwDelCookie = DEL_COOKIE_NO;
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}
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if ((CEI_CACHEENTRYTYPE((LPCEIPIDL)_ppidl[i]) & COOKIE_CACHE_ENTRY) &&
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(_dwDelCookie == DEL_COOKIE_NO ))
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continue;
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if (DeleteUrlCacheEntry(CPidlToSourceUrl((LPCEIPIDL)_ppidl[i])))
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{
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if (!fBulkDelete)
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{
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_GenerateEvent(SHCNE_DELETE, _pCFolder->_pidl, _ppidl[i], NULL);
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}
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fMustFlushNotify = TRUE;
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}
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else
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hres = E_FAIL;
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break;
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case RSVIDM_PROPERTIES:
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// NOTE: We'll probably want to split this into two cases
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// and call a function in each case
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//
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_CreatePropSheet(pici->hwnd, _ppidl[i], DLG_CACHEITEMPROP, _sPropDlgProc,
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CEI_SOURCEURLNAME((LPCEIPIDL)_ppidl[i]));
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goto Done;
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default:
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hres = E_FAIL;
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break;
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}
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ASSERT(SUCCEEDED(hres));
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if (FAILED(hres))
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TraceMsg(DM_HSFOLDER, "Cachevu failed the command at: %s", CPidlToSourceUrl((LPCEIPIDL)_ppidl[i]));
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}
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}
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Done:
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if (fMustFlushNotify)
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{
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if (fBulkDelete)
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{
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_GenerateEvent(SHCNE_UPDATEDIR, _pCFolder->_pidl, NULL, NULL);
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}
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SHChangeNotifyHandleEvents();
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}
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return hres;
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}
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//////////////////////////////////
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//
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// IDataObject Methods...
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//
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HRESULT CCacheItem::GetData(LPFORMATETC pFEIn, LPSTGMEDIUM pSTM)
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{
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HRESULT hres;
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#ifdef DEBUG
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TCHAR szName[64];
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if (!GetClipboardFormatName(pFEIn->cfFormat, szName, sizeof(szName)))
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wnsprintf(szName, ARRAYSIZE(szName), TEXT("#%d"), pFEIn->cfFormat);
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TraceMsg(DM_HSFOLDER, "hci - do - GetData(%s)", szName);
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#endif
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pSTM->hGlobal = NULL;
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pSTM->pUnkForRelease = NULL;
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if (pFEIn->cfFormat == CF_HDROP && (pFEIn->tymed & TYMED_HGLOBAL))
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hres = _CreateHDROP(pSTM);
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else if ((pFEIn->cfFormat == g_cfPreferredEffect) && (pFEIn->tymed & TYMED_HGLOBAL))
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hres = _CreatePrefDropEffect(pSTM);
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else
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hres = DATA_E_FORMATETC;
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return hres;
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}
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HRESULT CCacheItem::QueryGetData(LPFORMATETC pFEIn)
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{
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#ifdef DEBUG
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TCHAR szName[64];
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if (!GetClipboardFormatName(pFEIn->cfFormat, szName, sizeof(szName)))
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wnsprintf(szName, ARRAYSIZE(szName), TEXT("#%d"), pFEIn->cfFormat);
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TraceMsg(DM_HSFOLDER, "hci - do - QueryGetData(%s)", szName);
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#endif
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if (pFEIn->cfFormat == CF_HDROP ||
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pFEIn->cfFormat == g_cfPreferredEffect)
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{
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TraceMsg(DM_HSFOLDER, " format supported.");
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return NOERROR;
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}
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return S_FALSE;
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}
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HRESULT CCacheItem::EnumFormatEtc(DWORD dwDirection, LPENUMFORMATETC *ppEnum)
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{
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FORMATETC Cachefmte[] = {
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{CF_HDROP, NULL, DVASPECT_CONTENT, -1, TYMED_HGLOBAL },
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{g_cfPreferredEffect, NULL, DVASPECT_CONTENT, -1, TYMED_HGLOBAL },
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};
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return SHCreateStdEnumFmtEtc(ARRAYSIZE(Cachefmte), Cachefmte, ppEnum);
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||
|
|
}
|
||
|
|
|
||
|
|
//////////////////////////////////
|
||
|
|
//
|
||
|
|
// IExtractIconA Methods...
|
||
|
|
//
|
||
|
|
HRESULT CCacheItem::GetIconLocation(UINT uFlags, LPSTR pszIconFile, UINT ucchMax, PINT pniIcon, PUINT puFlags)
|
||
|
|
{
|
||
|
|
if (ucchMax < 2)
|
||
|
|
return E_FAIL;
|
||
|
|
|
||
|
|
*puFlags = GIL_NOTFILENAME;
|
||
|
|
pszIconFile[0] = '*';
|
||
|
|
pszIconFile[1] = '\0';
|
||
|
|
|
||
|
|
// "*" as the file name means iIndex is already a system icon index.
|
||
|
|
return _pCFolder->GetIconOf(_ppidl[0], uFlags, pniIcon);
|
||
|
|
}
|
||
|
|
|
||
|
|
//////////////////////////////////////////////////////////////////////////////
|
||
|
|
//
|
||
|
|
// Helper Routines
|
||
|
|
//
|
||
|
|
//////////////////////////////////////////////////////////////////////////////
|
||
|
|
|
||
|
|
UNALIGNED const TCHAR* CCacheItem::_GetURLTitle(LPCITEMIDLIST pidl)
|
||
|
|
{
|
||
|
|
return ::_GetURLTitle( (LPCEIPIDL) pidl);
|
||
|
|
}
|
||
|
|
|
||
|
|
LPCTSTR CCacheItem::_GetUrl(int nIndex)
|
||
|
|
{
|
||
|
|
LPCTSTR pszUrl = NULL;
|
||
|
|
pszUrl = CPidlToSourceUrl((LPCEIPIDL)_ppidl[nIndex]);
|
||
|
|
return pszUrl;
|
||
|
|
}
|
||
|
|
|
||
|
|
LPCTSTR CCacheItem::_PidlToSourceUrl(LPCITEMIDLIST pidl)
|
||
|
|
{
|
||
|
|
return CPidlToSourceUrl((LPCEIPIDL) pidl);
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
// Return value:
|
||
|
|
// TRUE - URL is Safe.
|
||
|
|
// FALSE - URL is questionable and needs to be re-zone checked w/o PUAF_NOUI.
|
||
|
|
BOOL CCacheItem::_ZoneCheck(int nIndex, DWORD dwUrlAction)
|
||
|
|
{
|
||
|
|
LPCTSTR pszUrl = _GetUrl(nIndex);
|
||
|
|
|
||
|
|
if (S_OK != ZoneCheckUrl(pszUrl, dwUrlAction, PUAF_NOUI, NULL))
|
||
|
|
return FALSE;
|
||
|
|
|
||
|
|
return TRUE;
|
||
|
|
}
|
||
|
|
|
||
|
|
INT_PTR CALLBACK CCacheItem::_sPropDlgProc(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam)
|
||
|
|
{
|
||
|
|
LPPROPSHEETPAGE lpPropSheet = (LPPROPSHEETPAGE) GetWindowLongPtr(hDlg, DWLP_USER);
|
||
|
|
LPCEIPIDL pcei = lpPropSheet ? (LPCEIPIDL)lpPropSheet->lParam : NULL;
|
||
|
|
|
||
|
|
switch(message) {
|
||
|
|
|
||
|
|
case WM_INITDIALOG: {
|
||
|
|
SHFILEINFO sfi;
|
||
|
|
TCHAR szBuf[80];
|
||
|
|
|
||
|
|
SetWindowLongPtr(hDlg, DWLP_USER, lParam);
|
||
|
|
pcei = (LPCEIPIDL)((LPPROPSHEETPAGE)lParam)->lParam;
|
||
|
|
|
||
|
|
// get the icon and file type strings
|
||
|
|
|
||
|
|
SHGetFileInfo(CEI_LOCALFILENAME(pcei), 0, &sfi, SIZEOF(sfi), SHGFI_ICON | SHGFI_TYPENAME);
|
||
|
|
|
||
|
|
SendDlgItemMessage(hDlg, IDD_ITEMICON, STM_SETICON, (WPARAM)sfi.hIcon, 0);
|
||
|
|
|
||
|
|
// set the info strings
|
||
|
|
SetDlgItemText(hDlg, IDD_HSFURL, CPidlToSourceUrl((LPCEIPIDL)pcei));
|
||
|
|
SetDlgItemText(hDlg, IDD_FILETYPE, sfi.szTypeName);
|
||
|
|
|
||
|
|
SetDlgItemText(hDlg, IDD_FILESIZE, StrFormatByteSize(pcei->cei.dwSizeLow, szBuf, ARRAYSIZE(szBuf)));
|
||
|
|
SetDlgItemText(hDlg, IDD_CACHE_NAME, PathFindFileName(CEI_LOCALFILENAME(pcei)));
|
||
|
|
FileTimeToDateTimeStringInternal(&pcei->cei.ExpireTime, szBuf, ARRAYSIZE(szBuf), FALSE);
|
||
|
|
SetDlgItemText(hDlg, IDD_EXPIRES, szBuf);
|
||
|
|
FileTimeToDateTimeStringInternal(&pcei->cei.LastModifiedTime, szBuf, ARRAYSIZE(szBuf), FALSE);
|
||
|
|
SetDlgItemText(hDlg, IDD_LAST_MODIFIED, szBuf);
|
||
|
|
FileTimeToDateTimeStringInternal(&pcei->cei.LastAccessTime, szBuf, ARRAYSIZE(szBuf), FALSE);
|
||
|
|
SetDlgItemText(hDlg, IDD_LAST_ACCESSED, szBuf);
|
||
|
|
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
case WM_DESTROY:
|
||
|
|
{
|
||
|
|
HICON hIcon = (HICON)SendDlgItemMessage(hDlg, IDD_ITEMICON, STM_GETICON, 0, 0);
|
||
|
|
if (hIcon)
|
||
|
|
DestroyIcon(hIcon);
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
|
||
|
|
case WM_COMMAND:
|
||
|
|
case WM_HELP:
|
||
|
|
case WM_CONTEXTMENU:
|
||
|
|
// user can't change anything, so we don't care about any messages
|
||
|
|
|
||
|
|
break;
|
||
|
|
|
||
|
|
default:
|
||
|
|
return FALSE;
|
||
|
|
|
||
|
|
} // end of switch
|
||
|
|
|
||
|
|
return TRUE;
|
||
|
|
}
|
||
|
|
|
||
|
|
// use CEI_LOCALFILENAME to get the file name for the HDROP, but map that
|
||
|
|
// to the final file name (store in the file system) through the "FileNameMap"
|
||
|
|
// data which uses _GetURLTitle() as the final name of the file.
|
||
|
|
|
||
|
|
HRESULT CCacheItem::_CreateHDROP(STGMEDIUM *pmedium)
|
||
|
|
{
|
||
|
|
UINT i;
|
||
|
|
UINT cbAlloc = sizeof(DROPFILES) + sizeof(CHAR); // header + null terminator
|
||
|
|
|
||
|
|
for (i = 0; i < _cItems; i++)
|
||
|
|
{
|
||
|
|
char szAnsiUrl[MAX_URL_STRING];
|
||
|
|
|
||
|
|
SHTCharToAnsi(CEI_LOCALFILENAME((LPCEIPIDL)_ppidl[i]), szAnsiUrl, ARRAYSIZE(szAnsiUrl));
|
||
|
|
cbAlloc += sizeof(CHAR) * (lstrlenA(szAnsiUrl) + 1);
|
||
|
|
}
|
||
|
|
|
||
|
|
pmedium->tymed = TYMED_HGLOBAL;
|
||
|
|
pmedium->pUnkForRelease = NULL;
|
||
|
|
pmedium->hGlobal = GlobalAlloc(GPTR, cbAlloc);
|
||
|
|
if (pmedium->hGlobal)
|
||
|
|
{
|
||
|
|
LPDROPFILES pdf = (LPDROPFILES)pmedium->hGlobal;
|
||
|
|
LPSTR pszFiles = (LPSTR)(pdf + 1);
|
||
|
|
int cchFiles = (cbAlloc - sizeof(DROPFILES) - sizeof(CHAR));
|
||
|
|
pdf->pFiles = sizeof(DROPFILES);
|
||
|
|
pdf->fWide = FALSE;
|
||
|
|
|
||
|
|
for (i = 0; i < _cItems; i++)
|
||
|
|
{
|
||
|
|
LPTSTR pszPath = CEI_LOCALFILENAME((LPCEIPIDL)_ppidl[i]);
|
||
|
|
int cchPath = lstrlen(pszPath);
|
||
|
|
|
||
|
|
SHTCharToAnsi(pszPath, pszFiles, cchFiles);
|
||
|
|
|
||
|
|
pszFiles += cchPath + 1;
|
||
|
|
cchFiles -= cchPath + 1;
|
||
|
|
|
||
|
|
ASSERT((UINT)((LPBYTE)pszFiles - (LPBYTE)pdf) < cbAlloc);
|
||
|
|
}
|
||
|
|
ASSERT((LPSTR)pdf + cbAlloc - 1 == pszFiles);
|
||
|
|
ASSERT(*pszFiles == 0); // zero init alloc
|
||
|
|
|
||
|
|
return NOERROR;
|
||
|
|
|
||
|
|
}
|
||
|
|
return E_OUTOFMEMORY;
|
||
|
|
}
|
||
|
|
|