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1265 lines
35 KiB
1265 lines
35 KiB
//+---------------------------------------------------------------------------
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//
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// Microsoft Windows
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// Copyright (C) Microsoft Corporation, 1994
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//
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// File: reload.cpp ( based on WebCheck's downld.cxx )
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//
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// Contents: Implmentation of Office9 Thicket Save API
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//
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//----------------------------------------------------------------------------
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#include "priv.h"
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//#include "headers.hxx"
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#include "reload.h"
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#include <exdisp.h>
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#include <exdispid.h>
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#include <htiface.h>
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#include <mshtmdid.h>
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#include <mshtmcid.h>
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#include <mshtmhst.h>
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#include <optary.h> // needed for IHtmlLoadOptions
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#include <wininet.h>
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#include <winineti.h>
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#include <shlguid.h>
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#include <shlobj.h>
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#include "intshcut.h" // IUniformResourceLocator
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#undef DEFINE_STRING_CONSTANTS
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#pragma warning( disable : 4207 )
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#include "htmlstr.h"
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#pragma warning( default : 4207 )
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// Disable perf warning for typecasts to the native bool type
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// Useful for NT64 where pointers cannot be cast to "BOOL"
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#pragma warning( disable : 4800 )
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//MtDefine(CUrlDownload, Utilities, "CUrlDownload")
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#define TF_THISMODULE TF_DOWNLD
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LRESULT UrlDownloadWndProc(HWND hWnd, UINT Msg, WPARAM wParam, LPARAM lParam);
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CLIPFORMAT g_cfHTML=CF_NULL;
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// User-Agent strings
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const WCHAR c_szUserAgent95[] = L"Mozilla/4.0 (compatible; MSIE 4.01; MSIECrawler; Windows 95)";
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const WCHAR c_szUserAgentNT[] = L"Mozilla/4.0 (compatible; MSIE 4.01; MSIECrawler; Windows NT)";
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// Refresh header for http-equiv (client-pull)
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const WCHAR c_wszRefresh[] = L"Refresh";
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const int MAX_CLIENT_PULL_NUM = 4; // max # redirections
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const int MAX_CLIENT_PULL_TIMEOUT = 6; // max timeout we'll follow
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// Function also present in shdocvw\basesb.cpp and in mshtml
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BOOL DLParseRefreshContent(LPWSTR pwzContent, UINT * puiDelay, LPWSTR pwzUrlBuf, UINT cchUrlBuf);
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const WCHAR c_wszHeadVerb[] = L"HEAD";
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const WCHAR c_szUserAgentPrefix[] = L"User-Agent: ";
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const WCHAR c_szAcceptLanguagePrefix[] = L"Accept-Language: ";
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#define WM_URLDL_CLEAN (WM_USER + 0x1010)
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#define WM_URLDL_ONDLCOMPLETE (WM_USER + 0x1012)
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#define WM_URLDL_CLIENTPULL (WM_USER+0x1013)
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#define PROP_CODEPAGE 3
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const PROPSPEC c_rgPropRead[] = {
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{ PRSPEC_PROPID, PID_INTSITE_SUBSCRIPTION},
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{ PRSPEC_PROPID, PID_INTSITE_FLAGS},
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{ PRSPEC_PROPID, PID_INTSITE_TRACKING},
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{ PRSPEC_PROPID, PID_INTSITE_CODEPAGE},
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};
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//---------------------------------------------------------------
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// CUrlDownload class
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CUrlDownload::CUrlDownload( CThicketProgress* ptp, HRESULT *phr, UINT cpDL )
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{
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// Maintain global count of objects
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//DllAddRef();
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m_ptp = ptp;
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m_phr = phr;
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m_cpDL = cpDL;
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m_dwProgMax = 0;
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m_cRef = 1;
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m_pDocument = NULL;
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m_dwConnectionCookie = 0;
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m_pwszURL = NULL;
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m_pScript = NULL;
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m_fAdviseOn = FALSE;
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m_pCP = NULL;
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m_pDocument = NULL;
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m_pPersistMk = NULL;
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m_pOleCmdTarget = NULL;
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m_pwszClientPullURL = NULL;
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m_fWaitingForReadyState = FALSE;
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m_fFormSubmitted = FALSE;
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m_fBrowserValid = FALSE;
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m_hwndMe = NULL;
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// find the HTML clipboard format
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if (!g_cfHTML)
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{
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g_cfHTML = RegisterClipboardFormat(CFSTR_MIME_HTML);
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}
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// find out if we need to set the "RESYNCHRONIZE" flag
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INTERNET_CACHE_CONFIG_INFOA CacheConfigInfo;
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DWORD dwBufSize = sizeof(CacheConfigInfo);
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if (GetUrlCacheConfigInfoA(&CacheConfigInfo, &dwBufSize, CACHE_CONFIG_SYNC_MODE_FC))
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{
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if ((WININET_SYNC_MODE_ONCE_PER_SESSION == CacheConfigInfo.dwSyncMode) ||
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(WININET_SYNC_MODE_NEVER == CacheConfigInfo.dwSyncMode) ||
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(WININET_SYNC_MODE_AUTOMATIC == CacheConfigInfo.dwSyncMode))
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{
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m_fSetResync = FALSE;
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}
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else
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{
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m_fSetResync = TRUE;
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}
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}
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else
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ASSERT(FALSE);
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m_lBindFlags = DLCTL_SILENT | DLCTL_NO_SCRIPTS | DLCTL_NO_FRAMEDOWNLOAD |
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DLCTL_NO_JAVA | DLCTL_NO_RUNACTIVEXCTLS | DLCTL_NO_DLACTIVEXCTLS;
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if (m_fSetResync)
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m_lBindFlags |= DLCTL_RESYNCHRONIZE;
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// register our window class if necessary
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WNDCLASS wc;
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wc.style = 0;
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wc.lpfnWndProc = UrlDownloadWndProc;
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wc.cbClsExtra = 0;
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wc.cbWndExtra = 0;
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wc.hInstance = g_hinst;
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wc.hIcon = NULL;
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wc.hCursor = NULL;
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wc.hbrBackground = (HBRUSH)NULL;
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wc.lpszMenuName = NULL;
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wc.lpszClassName = URLDL_WNDCLASS;
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SHRegisterClass(&wc);
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}
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CUrlDownload::~CUrlDownload()
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{
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// Maintain global count of objects
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//DllRelease();
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CleanUp();
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}
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void CUrlDownload::CleanUpBrowser()
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{
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SAFERELEASE(m_pScript);
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if (m_fAdviseOn)
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{
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UnAdviseMe();
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}
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SAFERELEASE(m_pCP);
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SAFERELEASE(m_pDocument);
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SAFERELEASE(m_pPersistMk);
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SAFERELEASE(m_pOleCmdTarget);
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SAFELOCALFREE(m_pwszClientPullURL);
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}
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void CUrlDownload::CleanUp()
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{
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CleanUpBrowser();
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SAFELOCALFREE(m_pwszURL);
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if (m_hwndMe)
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{
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SetWindowLongPtr(m_hwndMe, GWLP_USERDATA, 0);
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DestroyWindow(m_hwndMe);
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m_hwndMe = NULL;
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}
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}
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LRESULT UrlDownloadWndProc(HWND hWnd, UINT Msg, WPARAM wParam, LPARAM lParam)
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{
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CUrlDownload *pThis = (CUrlDownload *)GetWindowLongPtr(hWnd, GWLP_USERDATA);
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// Validate pThis
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#ifdef DEBUG
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if (pThis)
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{
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ASSERT(FALSE);
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}
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#endif
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switch (Msg)
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{
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case WM_CREATE :
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{
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LPCREATESTRUCT pcs = (LPCREATESTRUCT)lParam;
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if (!pcs || !(pcs->lpCreateParams))
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{
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return -1;
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}
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SetWindowLongPtr(hWnd, GWLP_USERDATA, (LONG_PTR) pcs->lpCreateParams);
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return 0;
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}
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case WM_URLDL_CLIENTPULL :
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case WM_URLDL_ONDLCOMPLETE :
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if (pThis)
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pThis->HandleMessage(hWnd, Msg, wParam, lParam);
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break;
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default:
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return DefWindowProc(hWnd, Msg, wParam, lParam);
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}
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return 0;
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}
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HRESULT CUrlDownload::CreateMyWindow()
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{
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// Create our callback window
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if (NULL == m_hwndMe)
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{
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// TraceMsg(TF_THISMODULE, "Creating MeWnd, this=0x%08x", (DWORD)this);
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m_hwndMe = CreateWindow(URLDL_WNDCLASS, TEXT("CUrlDownloadWnd"), WS_OVERLAPPED,
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CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT,
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NULL, NULL, g_hinst, (LPVOID)this);
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if (NULL == m_hwndMe)
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{
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return E_FAIL;
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}
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}
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return S_OK;
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}
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HRESULT CUrlDownload::BeginDownloadURL2(
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LPCWSTR pwszURL, // URL
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BDUMethod iMethod, // download method
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BDUOptions iOptions, // download options
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LPTSTR pszLocalFile, // Local file to download to instead of cache
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DWORD dwMaxSize // Max size in bytes; will abort if exceeded
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)
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{
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HRESULT hr = S_OK;
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// Param validation
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ASSERT(pwszURL);
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ASSERT(!(iOptions & BDU2_NEEDSTREAM));
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ASSERT(!pszLocalFile);
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if (pszLocalFile)
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{
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hr = E_INVALIDARG;
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}
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else
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{
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CreateMyWindow();
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// Clean up some old stuff
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SAFERELEASE(m_pScript);
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m_fBrowserValid = FALSE;
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m_iMethod = iMethod;
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m_iOptions = iOptions;
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m_dwMaxSize = dwMaxSize;
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SAFELOCALFREE(m_pwszClientPullURL);
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m_iNumClientPull = 0;
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// Save URL
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SAFELOCALFREE(m_pwszURL);
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m_pwszURL = StrDupW(pwszURL);
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// Determine how to download this URL
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hr = BeginDownloadWithBrowser(pwszURL);
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}
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if (FAILED(hr))
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{
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OnDownloadComplete(BDU2_ERROR_GENERAL);
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}
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return (hr);
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}
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//
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// Looks up the Url in the url history object and if its not CP_ACP
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// inserts an IHTMLLoadOptions object that contains the codepage
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// into the bind context
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//
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HRESULT InsertCodepageIntoBindCtx(UINT codepage, IBindCtx * pbc)
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{
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HRESULT hr = S_OK;
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if (pbc == NULL)
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{
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hr = E_INVALIDARG;
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}
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else
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{
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if (codepage != CP_ACP)
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{
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DWORD dwcp = codepage;
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//
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// We got a codepage that wasn't the ansi one create an
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// HTMLLoadOptions object and set the code page in it.
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//
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IHtmlLoadOptions *phlo = NULL;
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hr = CoCreateInstance(CLSID_HTMLLoadOptions, NULL,
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CLSCTX_INPROC_SERVER, IID_IHtmlLoadOptions, (void**)&phlo);
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if (SUCCEEDED(hr) && phlo)
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{
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hr = phlo->SetOption(HTMLLOADOPTION_CODEPAGE, &dwcp,
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sizeof(dwcp));
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if (SUCCEEDED(hr))
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{
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//
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// Insert the option into the bindctx
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//
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pbc->RegisterObjectParam(L"__HTMLLOADOPTIONS", phlo);
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}
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phlo->Release();
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}
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}
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}
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return hr; // no return - may return S_FALSE
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}
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HRESULT CUrlDownload::BeginDownloadWithBrowser(LPCWSTR pwszURL)
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{
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HRESULT hr;
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// Get browser and hook up sink
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// (no-op if we're already set up)
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hr = GetBrowser();
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if (SUCCEEDED(hr))
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{
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// browse to the required URL
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LPMONIKER pURLMoniker = NULL;
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IBindCtx *pbc = NULL;
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// create a URL moniker from the canonicalized path
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hr=CreateURLMoniker(NULL, pwszURL, &pURLMoniker);
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// create an empty bind context so that Urlmon will call Trident's
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// QueryService on the proper thread so that Trident can delegate
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// it to use properly.
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hr=CreateBindCtx(0, &pbc);
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if (SUCCEEDED(hr))
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{
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//
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// Looks up the Url in the url history object and if its not CP_ACP
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// inserts an IHTMLLoadOptions object that contains the codepage
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// into the bind context. This is done so that TRIDENT is seeded
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// with the correct codepage.
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//
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InsertCodepageIntoBindCtx(m_cpDL, pbc);
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hr = m_pPersistMk->Load(FALSE, pURLMoniker, pbc, 0);
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if (SUCCEEDED(hr)) m_fWaitingForReadyState = TRUE;
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}
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// clean up junk
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if (pURLMoniker)
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pURLMoniker->Release();
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if (pbc)
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pbc->Release();
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if (SUCCEEDED(hr))
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{
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m_fBrowserValid = TRUE;
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}
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else
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{
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CleanUpBrowser();
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}
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}
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return (hr);
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}
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HRESULT CUrlDownload::OnDownloadComplete(int iError)
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{
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PostMessage(m_hwndMe, WM_URLDL_ONDLCOMPLETE, (WPARAM)iError, 0);
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return S_OK;
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}
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BOOL CUrlDownload::HandleMessage(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
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{
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switch (uMsg)
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{
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case WM_URLDL_CLIENTPULL :
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{
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HRESULT hr = S_OK;
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// Ask our parent if we should do this
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if (m_pwszClientPullURL)
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{
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if (m_iNumClientPull >= MAX_CLIENT_PULL_NUM)
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hr = E_FAIL;
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}
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if (SUCCEEDED(hr))
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{
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// Download this new url. Don't give "downloadcomplete" for first one
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// Save member vars since they get reset in BDU2
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int iNumClientPull = m_iNumClientPull;
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LPWSTR pszNewURL = m_pwszClientPullURL;
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m_pwszClientPullURL = NULL;
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hr = BeginDownloadURL2(pszNewURL, m_iMethod, m_iOptions, NULL, m_dwMaxSize);
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SAFELOCALFREE(pszNewURL);
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if (SUCCEEDED(hr))
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{
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m_iNumClientPull = iNumClientPull + 1;
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}
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}
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}
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break;
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case WM_URLDL_ONDLCOMPLETE :
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ASSERT(m_phr);
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*m_phr = S_OK;
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return TRUE;
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default:
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break;
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}
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return TRUE;
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}
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HRESULT CUrlDownload::AbortDownload(int iErrorCode /* =-1 */)
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{
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HRESULT hr=S_FALSE;
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BOOL fAborted=FALSE;
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if (m_fBrowserValid)
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{
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ASSERT(m_pOleCmdTarget);
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if (m_pOleCmdTarget)
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{
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m_pOleCmdTarget->Exec(NULL, OLECMDID_STOP, 0, NULL, NULL);
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}
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SAFELOCALFREE(m_pwszClientPullURL);
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fAborted=TRUE;
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m_fBrowserValid = FALSE;
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}
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return hr; // no return - may return S_FALSE
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}
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// Loads browser, creates sink and hooks it up to DIID_DWebBrowserEvents
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HRESULT CUrlDownload::GetBrowser()
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{
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HRESULT hr = S_OK;
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if (m_fAdviseOn)
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return (hr);
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if (NULL == m_pDocument)
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{
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ASSERT(!m_pPersistMk);
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ASSERT(!m_pCP);
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hr = CoCreateInstance(CLSID_HTMLDocument, NULL,
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CLSCTX_INPROC, IID_IHTMLDocument2, (void **)&m_pDocument);
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if (SUCCEEDED(hr)) // setting design mode faults Trident && SUCCEEDED(hr = m_pDocument->put_designMode( (BSTR)c_bstr_ON )))
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{
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IOleObject *pOleObj;
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hr = m_pDocument->QueryInterface(IID_IOleObject, (void **)&pOleObj);
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if (SUCCEEDED(hr))
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{
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pOleObj->SetClientSite((IOleClientSite *)this);
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pOleObj->Release();
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}
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}
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if (SUCCEEDED(hr))
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{
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hr = m_pDocument->QueryInterface(IID_IPersistMoniker, (void**)&m_pPersistMk);
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}
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if (SUCCEEDED(hr))
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{
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hr = m_pDocument->QueryInterface(IID_IOleCommandTarget, (void**)&m_pOleCmdTarget);
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}
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ASSERT(SUCCEEDED(hr));
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}
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// At this point we have m_pDocument and m_pPersistMk
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// Find our connection point if necessary
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if (NULL == m_pCP && SUCCEEDED(hr))
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{
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IConnectionPointContainer *pCPCont=NULL;
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hr = m_pDocument->QueryInterface(IID_IConnectionPointContainer,
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(void **)&pCPCont);
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if (SUCCEEDED(hr))
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{
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hr = pCPCont->FindConnectionPoint(IID_IPropertyNotifySink, &m_pCP);
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pCPCont->Release();
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pCPCont = NULL;
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}
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}
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// And hook it up to us
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if (SUCCEEDED(hr))
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{
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// create sink
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IPropertyNotifySink *pSink = (IPropertyNotifySink *)this;
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hr = m_pCP->Advise(pSink, &m_dwConnectionCookie);
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if (SUCCEEDED(hr))
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{
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m_fAdviseOn = TRUE;
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}
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}
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return (hr);
|
|
}
|
|
|
|
void CUrlDownload::UnAdviseMe()
|
|
{
|
|
if (m_fAdviseOn)
|
|
{
|
|
m_pCP->Unadvise(m_dwConnectionCookie);
|
|
m_fAdviseOn = FALSE;
|
|
}
|
|
}
|
|
|
|
void CUrlDownload::DoneDownloading()
|
|
{
|
|
// Don't send any more messages to the parent
|
|
|
|
AbortDownload();
|
|
|
|
CleanUp();
|
|
}
|
|
|
|
// Returns TRUE if this appears to be an HTML URL
|
|
HRESULT CUrlDownload::GetDocument(IHTMLDocument2 **ppDoc)
|
|
{
|
|
HRESULT hr;
|
|
|
|
if (!m_fBrowserValid)
|
|
{
|
|
*ppDoc = NULL;
|
|
return (E_FAIL);
|
|
}
|
|
|
|
*ppDoc = m_pDocument;
|
|
if (m_pDocument)
|
|
{
|
|
m_pDocument->AddRef();
|
|
hr = S_OK;
|
|
}
|
|
else
|
|
hr = E_NOINTERFACE;
|
|
|
|
return (hr);
|
|
}
|
|
|
|
|
|
|
|
|
|
//
|
|
// IUnknown of CUrlDownload
|
|
//
|
|
STDMETHODIMP CUrlDownload::QueryInterface(REFIID riid, void ** ppv)
|
|
{
|
|
if (!ppv)
|
|
return E_POINTER;
|
|
|
|
*ppv=NULL;
|
|
|
|
// Validate requested interface
|
|
if (IID_IOleClientSite == riid)
|
|
*ppv=(IOleClientSite *)this;
|
|
else if (IID_IPropertyNotifySink == riid)
|
|
*ppv=(IPropertyNotifySink *)this;
|
|
else if (IID_IOleCommandTarget == riid)
|
|
*ppv=(IOleCommandTarget *)this;
|
|
else if (IID_IDispatch == riid)
|
|
*ppv=(IDispatch *)this;
|
|
else if (IID_IServiceProvider == riid)
|
|
*ppv = (IServiceProvider *)this;
|
|
else if (IID_IAuthenticate == riid)
|
|
*ppv = (IAuthenticate *)this;
|
|
else if (IID_IInternetSecurityManager == riid)
|
|
*ppv = (IInternetSecurityManager *)this;
|
|
else if ((IID_IUnknown == riid) ||
|
|
(IID_IHlinkFrame == riid))
|
|
*ppv = (IHlinkFrame *)this;
|
|
else
|
|
{
|
|
// DBGIID("CUrlDownload::QueryInterface() failing", riid);
|
|
}
|
|
|
|
// Addref through the interface
|
|
if (NULL != *ppv)
|
|
{
|
|
((LPUNKNOWN)*ppv)->AddRef();
|
|
return S_OK;
|
|
}
|
|
|
|
return E_NOINTERFACE;
|
|
}
|
|
|
|
|
|
STDMETHODIMP_(ULONG) CUrlDownload::AddRef(void)
|
|
{
|
|
// TraceMsg(TF_THISMODULE, "CUrlDownload addref to %d", m_cRef+1);
|
|
return ++m_cRef;
|
|
}
|
|
|
|
|
|
STDMETHODIMP_(ULONG) CUrlDownload::Release(void)
|
|
{
|
|
// TraceMsg(TF_THISMODULE, "CUrlDownload release - %d", m_cRef-1);
|
|
if( 0L != --m_cRef )
|
|
return m_cRef;
|
|
|
|
delete this;
|
|
return 0L;
|
|
}
|
|
|
|
STDMETHODIMP CUrlDownload::GetTypeInfoCount(UINT *pctinfo)
|
|
{
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
STDMETHODIMP CUrlDownload::GetTypeInfo(UINT itinfo, LCID lcid, ITypeInfo **pptinfo)
|
|
{
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
STDMETHODIMP CUrlDownload::GetIDsOfNames(REFIID riid, OLECHAR **rgszNames, UINT cNames, LCID lcid, DISPID *rgdispid)
|
|
{
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
STDMETHODIMP CUrlDownload::Invoke(DISPID dispidMember,
|
|
REFIID riid,
|
|
LCID lcid,
|
|
WORD wFlags,
|
|
DISPPARAMS *pdispparams,
|
|
VARIANT *pvarResult,
|
|
EXCEPINFO *pexcepinfo,
|
|
UINT *puArgErr)
|
|
{
|
|
if (!pvarResult)
|
|
return E_INVALIDARG;
|
|
|
|
ASSERT(V_VT(pvarResult)== VT_EMPTY);
|
|
|
|
if (wFlags == DISPATCH_PROPERTYGET)
|
|
{
|
|
switch (dispidMember)
|
|
{
|
|
case DISPID_AMBIENT_DLCONTROL :
|
|
//TraceMsg(TF_THISMODULE, "Returning DLCONTROL ambient property 0x%08x", m_lBindFlags);
|
|
pvarResult->vt = VT_I4;
|
|
pvarResult->lVal = m_lBindFlags;
|
|
break;
|
|
|
|
case DISPID_AMBIENT_USERAGENT:
|
|
CHAR szUserAgent[MAX_PATH]; // URLMON says the max length of the UA string is MAX_PATH
|
|
DWORD dwSize;
|
|
|
|
dwSize = MAX_PATH;
|
|
szUserAgent[0] = '\0';
|
|
|
|
pvarResult->vt = VT_BSTR;
|
|
|
|
if ( ObtainUserAgentString( 0, szUserAgent, &dwSize ) == S_OK )
|
|
{
|
|
UINT cch = lstrlenA( szUserAgent );
|
|
|
|
// Allocates size + 1
|
|
pvarResult->bstrVal = SysAllocStringLen( 0, cch );
|
|
if( pvarResult->bstrVal )
|
|
{
|
|
if( !MultiByteToWideChar( CP_ACP, 0, szUserAgent, -1, pvarResult->bstrVal, cch + 1 ) )
|
|
{
|
|
SysFreeString( pvarResult->bstrVal );
|
|
pvarResult->bstrVal = 0;
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
|
|
case DISPID_AMBIENT_USERMODE:
|
|
pvarResult->vt = VT_BOOL;
|
|
pvarResult->boolVal = VARIANT_FALSE; // put it in design mode
|
|
break;
|
|
|
|
default:
|
|
return DISP_E_MEMBERNOTFOUND;
|
|
}
|
|
return S_OK;
|
|
}
|
|
|
|
return DISP_E_MEMBERNOTFOUND;
|
|
}
|
|
|
|
// IPropertyNotifySink
|
|
|
|
STDMETHODIMP CUrlDownload::OnChanged(DISPID dispID)
|
|
{
|
|
if ((DISPID_READYSTATE == dispID) ||
|
|
(DISPID_UNKNOWN == dispID))
|
|
{
|
|
// Find out if we're done
|
|
if (m_fWaitingForReadyState)
|
|
{
|
|
VARIANT varState;
|
|
DISPPARAMS dp;
|
|
|
|
VariantInit(&varState);
|
|
|
|
if (SUCCEEDED(m_pDocument->Invoke(DISPID_READYSTATE,
|
|
IID_NULL,
|
|
GetUserDefaultLCID(),
|
|
DISPATCH_PROPERTYGET,
|
|
&dp,
|
|
&varState, NULL, NULL)) &&
|
|
V_VT(&varState)==VT_I4 &&
|
|
V_I4(&varState)== READYSTATE_COMPLETE)
|
|
{
|
|
m_fWaitingForReadyState = FALSE;
|
|
// Successful download. See if a client-pull is waiting.
|
|
if (m_pwszClientPullURL)
|
|
PostMessage(m_hwndMe, WM_URLDL_CLIENTPULL, 0, 0);
|
|
else
|
|
OnDownloadComplete(BDU2_ERROR_NONE);
|
|
}
|
|
}
|
|
}
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
STDMETHODIMP CUrlDownload::OnRequestEdit(DISPID dispID)
|
|
{
|
|
return S_OK;
|
|
}
|
|
|
|
// IOleCommandTarget
|
|
STDMETHODIMP CUrlDownload::QueryStatus(const GUID *pguidCmdGroup, ULONG cCmds,
|
|
OLECMD prgCmds[], OLECMDTEXT *pCmdText)
|
|
{
|
|
return OLECMDERR_E_UNKNOWNGROUP;
|
|
}
|
|
|
|
STDMETHODIMP CUrlDownload::Exec(const GUID *pguidCmdGroup, DWORD nCmdID,
|
|
DWORD nCmdexecopt, VARIANTARG *pvarargIn,
|
|
VARIANTARG *pvarargOut)
|
|
{
|
|
HRESULT hres = OLECMDERR_E_NOTSUPPORTED;
|
|
|
|
if (pguidCmdGroup == NULL)
|
|
{
|
|
switch(nCmdID)
|
|
{
|
|
case OLECMDID_SETPROGRESSPOS:
|
|
{
|
|
hres = S_OK;
|
|
VARIANT varBytes;
|
|
|
|
if (m_pOleCmdTarget)
|
|
{
|
|
varBytes.vt=VT_EMPTY;
|
|
m_pOleCmdTarget->Exec(&CGID_MSHTML, IDM_GETBYTESDOWNLOADED, 0, NULL, &varBytes);
|
|
|
|
if (varBytes.vt == VT_I4)
|
|
{
|
|
DWORD dwBytes = (DWORD) varBytes.lVal;
|
|
|
|
//TraceMsg(TF_THISMODULE, "%d bytes on page so far (mshtml)", dwBytes);
|
|
|
|
ProgressBytes(dwBytes);
|
|
|
|
// for this mutant version, we also want to keep mom and dad up to date.
|
|
LONG lPos;
|
|
|
|
// we use 0..50 so that the progress meter won't max out
|
|
// when only the download phase is finished and we still have
|
|
// packaging work to do.
|
|
if (pvarargIn && m_dwProgMax)
|
|
lPos = (pvarargIn->lVal * 25) / m_dwProgMax;
|
|
else
|
|
lPos = 0;
|
|
|
|
if (m_ptp)
|
|
m_ptp->SetPercent( lPos );
|
|
hres = S_OK;
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
|
|
case OLECMDID_SETPROGRESSMAX:
|
|
{
|
|
if (pvarargIn && pvarargIn->vt == VT_I4)
|
|
m_dwProgMax = pvarargIn->lVal;
|
|
hres = S_OK;
|
|
}
|
|
break;
|
|
|
|
//
|
|
// The containee has found an http-equiv meta tag; handle it
|
|
// appropriately (client pull)
|
|
//
|
|
case OLECMDID_HTTPEQUIV_DONE:
|
|
hres = S_OK;
|
|
break;
|
|
|
|
case OLECMDID_HTTPEQUIV:
|
|
{
|
|
LPWSTR pwszEquivString = pvarargIn? pvarargIn->bstrVal : NULL;
|
|
BOOL fHasHeader = (bool) pwszEquivString;
|
|
|
|
if (pvarargIn && pvarargIn->vt != VT_BSTR)
|
|
return OLECMDERR_E_NOTSUPPORTED;
|
|
|
|
if (!fHasHeader || StrCmpNIW(c_wszRefresh, pwszEquivString, lstrlenW(c_wszRefresh)) == 0)
|
|
{
|
|
// Hit. Now do the right thing for this header
|
|
// We pass both the header and a pointer to the first char after
|
|
// ':', which is usually the delimiter handlers will look for.
|
|
|
|
LPWSTR pwszColon = fHasHeader ? StrChrW(pwszEquivString, ':') : NULL;
|
|
|
|
// Enforce the : at the end of the header
|
|
if (fHasHeader && !pwszColon)
|
|
{
|
|
return OLECMDERR_E_NOTSUPPORTED;
|
|
}
|
|
|
|
hres = HandleRefresh(pwszEquivString, pwszColon ? pwszColon+1:NULL,
|
|
(nCmdID == OLECMDID_HTTPEQUIV_DONE));
|
|
}
|
|
}
|
|
|
|
// if we return OLECMDERR_E_NOTSUPPORTED, we don't handle
|
|
// client pull
|
|
break;
|
|
}
|
|
}
|
|
|
|
return hres;
|
|
}
|
|
|
|
// The basic operation was lifted from shdocvw\basesb.cpp
|
|
HRESULT CUrlDownload::HandleRefresh(LPWSTR pwszEquivString, LPWSTR pwszContent, BOOL fDone)
|
|
{
|
|
unsigned int uiTimeout = 0;
|
|
WCHAR awch[INTERNET_MAX_URL_LENGTH];
|
|
|
|
if (fDone)
|
|
{
|
|
return S_OK; // fDone means we don't process this
|
|
}
|
|
|
|
// NSCompat: we only honor the first successfully parsed Refresh
|
|
if (m_pwszClientPullURL)
|
|
return S_OK;
|
|
|
|
if (!pwszContent ||
|
|
!DLParseRefreshContent(pwszContent, &uiTimeout, awch, INTERNET_MAX_URL_LENGTH))
|
|
{
|
|
return OLECMDERR_E_NOTSUPPORTED; // cannot handle refresh w/o timeout
|
|
}
|
|
|
|
if (!awch[0])
|
|
{
|
|
return S_OK;
|
|
}
|
|
|
|
if (m_iNumClientPull >= MAX_CLIENT_PULL_NUM)
|
|
{
|
|
return S_OK;
|
|
}
|
|
|
|
//TraceMsg(TF_THISMODULE, "CUrlDownload client pull (refresh=%d) url=%ws", uiTimeout, awch);
|
|
if (uiTimeout > MAX_CLIENT_PULL_TIMEOUT)
|
|
{
|
|
return S_OK;
|
|
}
|
|
|
|
m_pwszClientPullURL = StrDupW(awch);
|
|
|
|
// If we can't copy the URL, don't set the timer or else we'll
|
|
// keep reloading the same page.
|
|
|
|
if (m_pwszClientPullURL == NULL)
|
|
return OLECMDERR_E_NOTSUPPORTED;
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
|
|
|
|
HRESULT CUrlDownload::SetDLCTL(long lFlags)
|
|
{
|
|
// TraceMsg(TF_THISMODULE, "CUrlDownload: SetDLCTL %04x", lFlags);
|
|
m_lBindFlags = lFlags | DLCTL_SILENT;
|
|
if (m_fSetResync)
|
|
m_lBindFlags |= DLCTL_RESYNCHRONIZE;
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
#define INET_E_AGENT_BIND_IN_PROGRESS 0x800C0FFF
|
|
|
|
HRESULT CUrlDownload::ProgressBytes(DWORD dwBytes)
|
|
{
|
|
if (m_dwMaxSize > 0 && dwBytes > m_dwMaxSize)
|
|
{
|
|
//TraceMsg(TF_THISMODULE, "CUrlDownload MaxSize exceeded aborting. %d of %d bytes", dwBytes, m_dwMaxSize);
|
|
|
|
AbortDownload(BDU2_ERROR_MAXSIZE);
|
|
return E_ABORT;
|
|
}
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
//---------------------------------------------------------------
|
|
// IServiceProvider
|
|
STDMETHODIMP CUrlDownload::QueryService(REFGUID guidService, REFIID riid, void **ppvObject)
|
|
{
|
|
if ((SID_SHlinkFrame == guidService && IID_IHlinkFrame == riid) ||
|
|
(IID_IAuthenticate == guidService && IID_IAuthenticate == riid) ||
|
|
(SID_SInternetSecurityManager == guidService && IID_IInternetSecurityManager == riid))
|
|
{
|
|
return QueryInterface(riid, ppvObject);
|
|
}
|
|
else
|
|
{
|
|
*ppvObject = NULL;
|
|
return E_NOINTERFACE;
|
|
}
|
|
}
|
|
|
|
//---------------------------------------------------------------
|
|
// IAuthenticate
|
|
STDMETHODIMP CUrlDownload::Authenticate(HWND *phwnd, LPWSTR *ppszUsername, LPWSTR *ppszPassword)
|
|
{
|
|
HRESULT hr;
|
|
ASSERT(phwnd && ppszUsername && ppszPassword);
|
|
|
|
*phwnd = (HWND)-1;
|
|
*ppszUsername = NULL;
|
|
*ppszPassword = NULL;
|
|
|
|
hr = E_NOTIMPL;
|
|
|
|
//TraceMsg(TF_THISMODULE, "CUrlDownload::Authenticate returning hr=%08x", hr);
|
|
|
|
return (hr);
|
|
}
|
|
|
|
//---------------------------------------------------------------
|
|
// IHlinkFrame
|
|
STDMETHODIMP CUrlDownload::SetBrowseContext(IHlinkBrowseContext *pihlbc)
|
|
{
|
|
return E_NOTIMPL;
|
|
}
|
|
STDMETHODIMP CUrlDownload::GetBrowseContext(IHlinkBrowseContext **ppihlbc)
|
|
{
|
|
return E_NOTIMPL;
|
|
}
|
|
STDMETHODIMP CUrlDownload::Navigate(DWORD grfHLNF, LPBC pbc, IBindStatusCallback *pibsc, IHlink *pihlNavigate)
|
|
{
|
|
// We should only get a call through IHlinkFrame->Navigate()
|
|
// when the webcrawler has submitted a form for authentication.
|
|
// Bail out if that's not the case.
|
|
if (!m_fFormSubmitted)
|
|
{
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
// Our timer has already been started. If this fails, OnDownloadComplete will get
|
|
// called when we time out.
|
|
|
|
// We don't support a wide variety of parameters.
|
|
ASSERT(grfHLNF == 0);
|
|
ASSERT(pbc);
|
|
ASSERT(pibsc);
|
|
ASSERT(pihlNavigate);
|
|
|
|
// Get the moniker from IHlink
|
|
HRESULT hr;
|
|
IMoniker *pmk = NULL;
|
|
hr = pihlNavigate->GetMonikerReference(HLINKGETREF_ABSOLUTE, &pmk, NULL);
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
// Load the URL with the post data.
|
|
// REARCHITECT: What if we get redirected to something other than HTML? (beta 2)
|
|
hr = m_pPersistMk->Load(FALSE, pmk, pbc, 0);
|
|
SAFERELEASE(pmk);
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
m_fBrowserValid = TRUE;
|
|
// Need to wait again.
|
|
m_fWaitingForReadyState = TRUE;
|
|
}
|
|
}
|
|
return (hr);
|
|
}
|
|
STDMETHODIMP CUrlDownload::OnNavigate(DWORD grfHLNF, IMoniker *pimkTarget, LPCWSTR pwzLocation, LPCWSTR pwzFriendlyName, DWORD dwreserved)
|
|
{
|
|
return E_NOTIMPL;
|
|
}
|
|
STDMETHODIMP CUrlDownload::UpdateHlink(ULONG uHLID, IMoniker *pimkTarget, LPCWSTR pwzLocation, LPCWSTR pwzFriendlyName)
|
|
{
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
//---------------------------------------------------------------------
|
|
// IInternetSecurityManager interface
|
|
// Used to override security to allow form submits, for form auth sites
|
|
HRESULT CUrlDownload::SetSecuritySite(IInternetSecurityMgrSite *pSite)
|
|
{
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
HRESULT CUrlDownload::GetSecuritySite(IInternetSecurityMgrSite **ppSite)
|
|
{
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
HRESULT CUrlDownload::MapUrlToZone(LPCWSTR pwszUrl, DWORD *pdwZone, DWORD dwFlags)
|
|
{
|
|
return INET_E_DEFAULT_ACTION;
|
|
}
|
|
|
|
HRESULT CUrlDownload::GetSecurityId(LPCWSTR pwszUrl, BYTE *pbSecurityId, DWORD *pcbSecurityId, DWORD_PTR dwReserved)
|
|
{
|
|
return INET_E_DEFAULT_ACTION;
|
|
}
|
|
|
|
HRESULT CUrlDownload::ProcessUrlAction(LPCWSTR pwszUrl, DWORD dwAction, BYTE __RPC_FAR *pPolicy, DWORD cbPolicy, BYTE *pContext, DWORD cbContext, DWORD dwFlags, DWORD dwReserved)
|
|
{
|
|
if ((dwAction == URLACTION_HTML_SUBMIT_FORMS_TO) ||
|
|
(dwAction == URLACTION_HTML_SUBMIT_FORMS_FROM))
|
|
{
|
|
return S_OK;
|
|
}
|
|
|
|
return INET_E_DEFAULT_ACTION;
|
|
}
|
|
|
|
HRESULT CUrlDownload::QueryCustomPolicy(LPCWSTR pwszUrl, REFGUID guidKey, BYTE **ppPolicy, DWORD *pcbPolicy, BYTE *pContext, DWORD cbContext, DWORD dwReserved)
|
|
{
|
|
return INET_E_DEFAULT_ACTION;
|
|
}
|
|
|
|
HRESULT CUrlDownload::SetZoneMapping(DWORD dwZone, LPCWSTR lpszPattern, DWORD dwFlags)
|
|
{
|
|
return INET_E_DEFAULT_ACTION;
|
|
}
|
|
|
|
HRESULT CUrlDownload::GetZoneMappings(DWORD dwZone, IEnumString **ppenumString, DWORD dwFlags)
|
|
{
|
|
return INET_E_DEFAULT_ACTION;
|
|
}
|
|
|
|
//
|
|
// IOleClientSite
|
|
//
|
|
STDMETHODIMP CUrlDownload:: SaveObject(void)
|
|
{
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
STDMETHODIMP CUrlDownload:: GetMoniker(DWORD dwAssign, DWORD dwWhichMoniker, IMoniker **ppmk)
|
|
{
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
STDMETHODIMP CUrlDownload:: GetContainer(IOleContainer **ppContainer)
|
|
{
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
STDMETHODIMP CUrlDownload:: ShowObject(void)
|
|
{
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
STDMETHODIMP CUrlDownload:: OnShowWindow(BOOL fShow)
|
|
{
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
STDMETHODIMP CUrlDownload:: RequestNewObjectLayout(void)
|
|
{
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
|
|
|
|
// ParseRefreshContent was lifted in its entirety from shdocvw\basesb.cpp
|
|
BOOL DLParseRefreshContent(LPWSTR pwzContent,
|
|
UINT * puiDelay, LPWSTR pwzUrlBuf, UINT cchUrlBuf)
|
|
{
|
|
// We are parsing the following string:
|
|
//
|
|
// [ws]* [0-9]+ [ws]* ; [ws]* url [ws]* = [ws]* { ' | " } [any]* { ' | " }
|
|
//
|
|
// Netscape insists that the string begins with a delay. If not, it
|
|
// ignores the entire directive. There can be more than one URL mentioned,
|
|
// and the last one wins. An empty URL is treated the same as not having
|
|
// a URL at all. An empty URL which follows a non-empty URL resets
|
|
// the previous URL.
|
|
|
|
enum { PRC_START, PRC_DIG, PRC_DIG_WS, PRC_SEMI, PRC_SEMI_URL,
|
|
PRC_SEMI_URL_EQL, PRC_SEMI_URL_EQL_ANY };
|
|
#define ISSPACE(ch) (((ch) == 32) || ((unsigned)((ch) - 9)) <= 13 - 9)
|
|
|
|
UINT uiState = PRC_START;
|
|
UINT uiDelay = 0;
|
|
LPWSTR pwz = pwzContent;
|
|
LPWSTR pwzUrl = NULL;
|
|
UINT cchUrl = 0;
|
|
WCHAR wch, wchDel = 0;
|
|
|
|
*pwzUrlBuf = 0;
|
|
|
|
do
|
|
{
|
|
wch = *pwz;
|
|
|
|
switch (uiState)
|
|
{
|
|
case PRC_START:
|
|
if (wch >= TEXT('0') && wch <= TEXT('9'))
|
|
{
|
|
uiState = PRC_DIG;
|
|
uiDelay = wch - TEXT('0');
|
|
}
|
|
else if (!ISSPACE(wch))
|
|
goto done;
|
|
break;
|
|
|
|
case PRC_DIG:
|
|
if (wch >= TEXT('0') && wch <= TEXT('9'))
|
|
uiDelay = uiDelay * 10 + wch - TEXT('0');
|
|
else if (ISSPACE(wch))
|
|
uiState = PRC_DIG_WS;
|
|
else if (wch == TEXT(';'))
|
|
uiState = PRC_SEMI;
|
|
else
|
|
goto done;
|
|
break;
|
|
|
|
case PRC_DIG_WS:
|
|
if (wch == TEXT(';'))
|
|
uiState = PRC_SEMI;
|
|
else if (!ISSPACE(wch))
|
|
goto done;
|
|
break;
|
|
|
|
case PRC_SEMI:
|
|
if ( (wch == TEXT('u') || wch == TEXT('U'))
|
|
&& (pwz[1] == TEXT('r') || pwz[1] == TEXT('R'))
|
|
&& (pwz[2] == TEXT('l') || pwz[2] == TEXT('L')))
|
|
{
|
|
uiState = PRC_SEMI_URL;
|
|
pwz += 2;
|
|
}
|
|
else if (!ISSPACE(wch) && wch != TEXT(';'))
|
|
goto done;
|
|
break;
|
|
|
|
case PRC_SEMI_URL:
|
|
if (wch == TEXT('='))
|
|
{
|
|
uiState = PRC_SEMI_URL_EQL;
|
|
*pwzUrlBuf = 0;
|
|
}
|
|
else if (wch == TEXT(';'))
|
|
uiState = PRC_SEMI;
|
|
else if (!ISSPACE(wch))
|
|
goto done;
|
|
break;
|
|
|
|
case PRC_SEMI_URL_EQL:
|
|
if (wch == TEXT(';'))
|
|
uiState = PRC_SEMI;
|
|
else if (!ISSPACE(wch))
|
|
{
|
|
uiState = PRC_SEMI_URL_EQL_ANY;
|
|
|
|
pwzUrl = pwzUrlBuf;
|
|
cchUrl = cchUrlBuf;
|
|
|
|
if (wch == TEXT('\'')|| wch == TEXT('\"'))
|
|
wchDel = wch;
|
|
else
|
|
{
|
|
wchDel = 0;
|
|
*pwzUrl++ = wch;
|
|
cchUrl--;
|
|
}
|
|
}
|
|
break;
|
|
|
|
case PRC_SEMI_URL_EQL_ANY:
|
|
if ( !wch
|
|
|| ( wchDel && wch == wchDel)
|
|
|| (!wchDel && wch == L';'))
|
|
{
|
|
*pwzUrl = 0;
|
|
uiState = wch == TEXT(';') ? PRC_SEMI : PRC_DIG_WS;
|
|
}
|
|
else if (cchUrl > 1)
|
|
{
|
|
*pwzUrl++ = wch;
|
|
cchUrl--;
|
|
}
|
|
break;
|
|
}
|
|
|
|
++pwz;
|
|
|
|
} while (wch);
|
|
|
|
done:
|
|
|
|
*puiDelay = uiDelay;
|
|
|
|
return(uiState >= PRC_DIG);
|
|
} // ParseRefreshContent
|