Sweden-Number/dlls/urlmon/download.c

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/*
* Copyright 2008 Jacek Caban for CodeWeavers
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "urlmon_main.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(urlmon);
typedef struct {
IBindStatusCallback IBindStatusCallback_iface;
IServiceProvider IServiceProvider_iface;
LONG ref;
IBindStatusCallback *callback;
IBinding *binding;
LPWSTR file_name;
LPWSTR cache_file;
DWORD bindf;
stop_cache_binding_proc_t onstop_proc;
void *ctx;
} DownloadBSC;
static inline DownloadBSC *impl_from_IBindStatusCallback(IBindStatusCallback *iface)
{
return CONTAINING_RECORD(iface, DownloadBSC, IBindStatusCallback_iface);
}
static inline DownloadBSC *impl_from_IServiceProvider(IServiceProvider *iface)
{
return CONTAINING_RECORD(iface, DownloadBSC, IServiceProvider_iface);
}
static HRESULT WINAPI DownloadBSC_QueryInterface(IBindStatusCallback *iface,
REFIID riid, void **ppv)
{
DownloadBSC *This = impl_from_IBindStatusCallback(iface);
*ppv = NULL;
if(IsEqualGUID(&IID_IUnknown, riid)) {
TRACE("(%p)->(IID_IUnknown, %p)\n", This, ppv);
*ppv = &This->IBindStatusCallback_iface;
}else if(IsEqualGUID(&IID_IBindStatusCallback, riid)) {
TRACE("(%p)->(IID_IBindStatusCallback, %p)\n", This, ppv);
*ppv = &This->IBindStatusCallback_iface;
}else if(IsEqualGUID(&IID_IServiceProvider, riid)) {
TRACE("(%p)->(IID_IServiceProvider, %p)\n", This, ppv);
*ppv = &This->IServiceProvider_iface;
}
if(*ppv) {
IUnknown_AddRef((IUnknown*)*ppv);
return S_OK;
}
TRACE("Unsupported riid = %s\n", debugstr_guid(riid));
return E_NOINTERFACE;
}
static ULONG WINAPI DownloadBSC_AddRef(IBindStatusCallback *iface)
{
DownloadBSC *This = impl_from_IBindStatusCallback(iface);
LONG ref = InterlockedIncrement(&This->ref);
TRACE("(%p) ref = %d\n", This, ref);
return ref;
}
static ULONG WINAPI DownloadBSC_Release(IBindStatusCallback *iface)
{
DownloadBSC *This = impl_from_IBindStatusCallback(iface);
LONG ref = InterlockedDecrement(&This->ref);
TRACE("(%p) ref = %d\n", This, ref);
if(!ref) {
if(This->callback)
IBindStatusCallback_Release(This->callback);
if(This->binding)
IBinding_Release(This->binding);
heap_free(This->file_name);
heap_free(This->cache_file);
heap_free(This);
}
return ref;
}
static HRESULT WINAPI DownloadBSC_OnStartBinding(IBindStatusCallback *iface,
DWORD dwReserved, IBinding *pbind)
{
DownloadBSC *This = impl_from_IBindStatusCallback(iface);
HRESULT hres = S_OK;
TRACE("(%p)->(%d %p)\n", This, dwReserved, pbind);
if(This->callback) {
hres = IBindStatusCallback_OnStartBinding(This->callback, dwReserved, pbind);
IBinding_AddRef(pbind);
This->binding = pbind;
}
/* Windows seems to ignore E_NOTIMPL if it's returned from the client. */
return hres == E_NOTIMPL ? S_OK : hres;
}
static HRESULT WINAPI DownloadBSC_GetPriority(IBindStatusCallback *iface, LONG *pnPriority)
{
DownloadBSC *This = impl_from_IBindStatusCallback(iface);
FIXME("(%p)->(%p)\n", This, pnPriority);
return E_NOTIMPL;
}
static HRESULT WINAPI DownloadBSC_OnLowResource(IBindStatusCallback *iface, DWORD reserved)
{
DownloadBSC *This = impl_from_IBindStatusCallback(iface);
FIXME("(%p)->(%d)\n", This, reserved);
return E_NOTIMPL;
}
static HRESULT on_progress(DownloadBSC *This, ULONG progress, ULONG progress_max, ULONG status_code, LPCWSTR status_text)
{
HRESULT hres;
if(!This->callback)
return S_OK;
hres = IBindStatusCallback_OnProgress(This->callback, progress, progress_max, status_code, status_text);
if(hres == E_ABORT) {
if(This->binding)
IBinding_Abort(This->binding);
else
FIXME("No binding, not sure what to do!\n");
}
return hres;
}
static HRESULT WINAPI DownloadBSC_OnProgress(IBindStatusCallback *iface, ULONG ulProgress,
ULONG ulProgressMax, ULONG ulStatusCode, LPCWSTR szStatusText)
{
DownloadBSC *This = impl_from_IBindStatusCallback(iface);
HRESULT hres = S_OK;
TRACE("%p)->(%u %u %u %s)\n", This, ulProgress, ulProgressMax, ulStatusCode,
debugstr_w(szStatusText));
switch(ulStatusCode) {
case BINDSTATUS_CONNECTING:
case BINDSTATUS_BEGINDOWNLOADDATA:
case BINDSTATUS_DOWNLOADINGDATA:
case BINDSTATUS_ENDDOWNLOADDATA:
case BINDSTATUS_SENDINGREQUEST:
case BINDSTATUS_MIMETYPEAVAILABLE:
hres = on_progress(This, ulProgress, ulProgressMax, ulStatusCode, szStatusText);
break;
case BINDSTATUS_CACHEFILENAMEAVAILABLE:
hres = on_progress(This, ulProgress, ulProgressMax, ulStatusCode, szStatusText);
This->cache_file = heap_strdupW(szStatusText);
break;
case BINDSTATUS_FINDINGRESOURCE: /* FIXME */
break;
default:
FIXME("Unsupported status %u\n", ulStatusCode);
}
return hres;
}
static HRESULT WINAPI DownloadBSC_OnStopBinding(IBindStatusCallback *iface,
HRESULT hresult, LPCWSTR szError)
{
DownloadBSC *This = impl_from_IBindStatusCallback(iface);
HRESULT hres = S_OK;
TRACE("(%p)->(%08x %s)\n", This, hresult, debugstr_w(szError));
if(This->file_name) {
if(This->cache_file) {
BOOL b;
b = CopyFileW(This->cache_file, This->file_name, FALSE);
if(!b)
FIXME("CopyFile failed: %u\n", GetLastError());
}else {
FIXME("No cache file\n");
}
}
if(This->onstop_proc)
hres = This->onstop_proc(This->ctx, This->cache_file, hresult, szError);
else if(This->callback)
IBindStatusCallback_OnStopBinding(This->callback, hresult, szError);
if(This->binding) {
IBinding_Release(This->binding);
This->binding = NULL;
}
return hres;
}
static HRESULT WINAPI DownloadBSC_GetBindInfo(IBindStatusCallback *iface,
DWORD *grfBINDF, BINDINFO *pbindinfo)
{
DownloadBSC *This = impl_from_IBindStatusCallback(iface);
DWORD bindf = 0;
TRACE("(%p)->(%p %p)\n", This, grfBINDF, pbindinfo);
if(This->callback) {
BINDINFO bindinfo;
HRESULT hres;
memset(&bindinfo, 0, sizeof(bindinfo));
bindinfo.cbSize = sizeof(bindinfo);
hres = IBindStatusCallback_GetBindInfo(This->callback, &bindf, &bindinfo);
if(SUCCEEDED(hres))
ReleaseBindInfo(&bindinfo);
}
*grfBINDF = BINDF_PULLDATA | BINDF_NEEDFILE | (bindf & BINDF_ENFORCERESTRICTED) | This->bindf;
return S_OK;
}
static HRESULT WINAPI DownloadBSC_OnDataAvailable(IBindStatusCallback *iface,
DWORD grfBSCF, DWORD dwSize, FORMATETC *pformatetc, STGMEDIUM *pstgmed)
{
DownloadBSC *This = impl_from_IBindStatusCallback(iface);
TRACE("(%p)->(%08x %d %p %p)\n", This, grfBSCF, dwSize, pformatetc, pstgmed);
return S_OK;
}
static HRESULT WINAPI DownloadBSC_OnObjectAvailable(IBindStatusCallback *iface,
REFIID riid, IUnknown *punk)
{
DownloadBSC *This = impl_from_IBindStatusCallback(iface);
FIXME("(%p)->(%s %p)\n", This, debugstr_guid(riid), punk);
return E_NOTIMPL;
}
static const IBindStatusCallbackVtbl BindStatusCallbackVtbl = {
DownloadBSC_QueryInterface,
DownloadBSC_AddRef,
DownloadBSC_Release,
DownloadBSC_OnStartBinding,
DownloadBSC_GetPriority,
DownloadBSC_OnLowResource,
DownloadBSC_OnProgress,
DownloadBSC_OnStopBinding,
DownloadBSC_GetBindInfo,
DownloadBSC_OnDataAvailable,
DownloadBSC_OnObjectAvailable
};
static HRESULT WINAPI DwlServiceProvider_QueryInterface(IServiceProvider *iface,
REFIID riid, void **ppv)
{
DownloadBSC *This = impl_from_IServiceProvider(iface);
return IBindStatusCallback_QueryInterface(&This->IBindStatusCallback_iface, riid, ppv);
}
static ULONG WINAPI DwlServiceProvider_AddRef(IServiceProvider *iface)
{
DownloadBSC *This = impl_from_IServiceProvider(iface);
return IBindStatusCallback_AddRef(&This->IBindStatusCallback_iface);
}
static ULONG WINAPI DwlServiceProvider_Release(IServiceProvider *iface)
{
DownloadBSC *This = impl_from_IServiceProvider(iface);
return IBindStatusCallback_Release(&This->IBindStatusCallback_iface);
}
static HRESULT WINAPI DwlServiceProvider_QueryService(IServiceProvider *iface,
REFGUID guidService, REFIID riid, void **ppv)
{
DownloadBSC *This = impl_from_IServiceProvider(iface);
IServiceProvider *serv_prov;
HRESULT hres;
TRACE("(%p)->(%s %s %p)\n", This, debugstr_guid(guidService), debugstr_guid(riid), ppv);
if(!This->callback)
return E_NOINTERFACE;
hres = IBindStatusCallback_QueryInterface(This->callback, riid, ppv);
if(SUCCEEDED(hres))
return S_OK;
hres = IBindStatusCallback_QueryInterface(This->callback, &IID_IServiceProvider, (void**)&serv_prov);
if(SUCCEEDED(hres)) {
hres = IServiceProvider_QueryService(serv_prov, guidService, riid, ppv);
IServiceProvider_Release(serv_prov);
return hres;
}
return E_NOINTERFACE;
}
static const IServiceProviderVtbl ServiceProviderVtbl = {
DwlServiceProvider_QueryInterface,
DwlServiceProvider_AddRef,
DwlServiceProvider_Release,
DwlServiceProvider_QueryService
};
static HRESULT DownloadBSC_Create(IBindStatusCallback *callback, LPCWSTR file_name, DownloadBSC **ret_callback)
{
DownloadBSC *ret;
ret = heap_alloc_zero(sizeof(*ret));
if(!ret)
return E_OUTOFMEMORY;
ret->IBindStatusCallback_iface.lpVtbl = &BindStatusCallbackVtbl;
ret->IServiceProvider_iface.lpVtbl = &ServiceProviderVtbl;
ret->ref = 1;
if(file_name) {
ret->file_name = heap_strdupW(file_name);
if(!ret->file_name) {
heap_free(ret);
return E_OUTOFMEMORY;
}
}
if(callback)
IBindStatusCallback_AddRef(callback);
ret->callback = callback;
*ret_callback = ret;
return S_OK;
}
HRESULT create_default_callback(IBindStatusCallback **ret)
{
DownloadBSC *callback;
HRESULT hres;
hres = DownloadBSC_Create(NULL, NULL, &callback);
if(FAILED(hres))
return hres;
hres = wrap_callback(&callback->IBindStatusCallback_iface, ret);
IBindStatusCallback_Release(&callback->IBindStatusCallback_iface);
return hres;
}
HRESULT download_to_cache(IUri *uri, stop_cache_binding_proc_t proc, void *ctx, IBindStatusCallback *callback)
{
DownloadBSC *dwl_bsc;
IBindCtx *bindctx;
IMoniker *mon;
IUnknown *unk;
HRESULT hres;
hres = DownloadBSC_Create(callback, NULL, &dwl_bsc);
if(FAILED(hres))
return hres;
dwl_bsc->onstop_proc = proc;
dwl_bsc->ctx = ctx;
dwl_bsc->bindf = BINDF_ASYNCHRONOUS;
hres = CreateAsyncBindCtx(0, &dwl_bsc->IBindStatusCallback_iface, NULL, &bindctx);
IBindStatusCallback_Release(&dwl_bsc->IBindStatusCallback_iface);
if(FAILED(hres))
return hres;
hres = CreateURLMonikerEx2(NULL, uri, &mon, 0);
if(FAILED(hres)) {
IBindCtx_Release(bindctx);
return hres;
}
hres = IMoniker_BindToStorage(mon, bindctx, NULL, &IID_IUnknown, (void**)&unk);
IMoniker_Release(mon);
IBindCtx_Release(bindctx);
if(SUCCEEDED(hres) && unk)
IUnknown_Release(unk);
return hres;
}
/***********************************************************************
* URLDownloadToFileW (URLMON.@)
*
* Downloads URL szURL to file szFileName and call lpfnCB callback to
* report progress.
*
* PARAMS
* pCaller [I] controlling IUnknown interface.
* szURL [I] URL of the file to download
* szFileName [I] file name to store the content of the URL
* dwReserved [I] reserved - set to 0
* lpfnCB [I] callback for progress report
*
* RETURNS
* S_OK on success
*/
HRESULT WINAPI URLDownloadToFileW(LPUNKNOWN pCaller, LPCWSTR szURL, LPCWSTR szFileName,
DWORD dwReserved, LPBINDSTATUSCALLBACK lpfnCB)
{
DownloadBSC *callback;
IUnknown *unk;
IMoniker *mon;
IBindCtx *bindctx;
HRESULT hres;
TRACE("(%p %s %s %d %p)\n", pCaller, debugstr_w(szURL), debugstr_w(szFileName), dwReserved, lpfnCB);
if(pCaller)
FIXME("pCaller not supported\n");
hres = DownloadBSC_Create(lpfnCB, szFileName, &callback);
if(FAILED(hres))
return hres;
hres = CreateAsyncBindCtx(0, &callback->IBindStatusCallback_iface, NULL, &bindctx);
IBindStatusCallback_Release(&callback->IBindStatusCallback_iface);
if(FAILED(hres))
return hres;
hres = CreateURLMoniker(NULL, szURL, &mon);
if(FAILED(hres)) {
IBindCtx_Release(bindctx);
return hres;
}
hres = IMoniker_BindToStorage(mon, bindctx, NULL, &IID_IUnknown, (void**)&unk);
IMoniker_Release(mon);
IBindCtx_Release(bindctx);
if(unk)
IUnknown_Release(unk);
return hres == MK_S_ASYNCHRONOUS ? S_OK : hres;
}
/***********************************************************************
* URLDownloadToFileA (URLMON.@)
*
* Downloads URL szURL to rile szFileName and call lpfnCB callback to
* report progress.
*
* PARAMS
* pCaller [I] controlling IUnknown interface.
* szURL [I] URL of the file to download
* szFileName [I] file name to store the content of the URL
* dwReserved [I] reserved - set to 0
* lpfnCB [I] callback for progress report
*
* RETURNS
* S_OK on success
*/
HRESULT WINAPI URLDownloadToFileA(LPUNKNOWN pCaller, LPCSTR szURL, LPCSTR szFileName, DWORD dwReserved,
LPBINDSTATUSCALLBACK lpfnCB)
{
LPWSTR urlW, file_nameW;
HRESULT hres;
TRACE("(%p %s %s %d %p)\n", pCaller, debugstr_a(szURL), debugstr_a(szFileName), dwReserved, lpfnCB);
urlW = heap_strdupAtoW(szURL);
file_nameW = heap_strdupAtoW(szFileName);
hres = URLDownloadToFileW(pCaller, urlW, file_nameW, dwReserved, lpfnCB);
heap_free(urlW);
heap_free(file_nameW);
return hres;
}