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305
Src/Winamp/HTTPRetrieveFile.cpp
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305
Src/Winamp/HTTPRetrieveFile.cpp
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/** (c) Nullsoft, Inc. C O N F I D E N T I A L
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** Filename:
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** Project:
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** Description:
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** Author: Ben Allison benski@nullsoft.com
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** Created:
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**/
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#include "Main.h"
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#include "api.h"
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#include "..\Components\wac_network\wac_network_http_receiver_api.h"
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#include "api/service/waServiceFactory.h"
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void GetMIMEType(const char *url, char *mimeType, int mimeTypeCch)
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{
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api_httpreceiver *http = 0;
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waServiceFactory *sf = 0;
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if (WASABI_API_SVC)
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{
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sf = WASABI_API_SVC->service_getServiceByGuid(httpreceiverGUID);
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if (sf)
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http = (api_httpreceiver *)sf->getInterface();
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}
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if (!http)
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return ;
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int ret;
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http->open(API_DNS_AUTODNS, 2048, config_proxy);
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http->connect(url, 0, "HEAD");
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do
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{
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Sleep(10);
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ret = http->run();
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if (ret == -1) // connection failed
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break;
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// ---- check our reply code ----
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int replycode = http->getreplycode();
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switch (replycode)
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{
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case 0:
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case 100:
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break;
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case 200:
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{
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const char *contentType = http->getheader("Content-Type");
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if (contentType)
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lstrcpynA(mimeType, contentType, mimeTypeCch);
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else
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mimeType[0] = 0;
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sf->releaseInterface(http);
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return ;
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}
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break;
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default:
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sf->releaseInterface(http);
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return ;
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}
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}
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while (ret == HTTPRECEIVER_RUN_OK);
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sf->releaseInterface(http);
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}
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#if 0
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#define WM_HRF_READINGHTTP WM_USER
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#define WM_HRF_DOWNLOADING (WM_USER+1)
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struct RFData
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{
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public:
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char *url, *file;
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HWND hwnd;
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};
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bool killswitch;
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static DWORD WINAPI rf_ThreadProc(void *p)
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{
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RFData *rfData = (RFData *)p;
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char *url = rfData->url, *file = rfData->file;
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waServiceFactory *sf = 0;
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api_httpreceiver *http = 0;
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if (WASABI_API_SVC)
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{
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sf = WASABI_API_SVC->service_getServiceByGuid(httpreceiverGUID);
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if (sf)
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http = (api_httpreceiver *)sf->getInterface();
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}
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if (!http)
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return 1;
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HANDLE hFile = CreateFile(file, GENERIC_WRITE, 0,
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NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
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if (hFile == INVALID_HANDLE_VALUE)
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{
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sf->releaseInterface(http);
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return 1;
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}
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http->Open(API_DNS_AUTODNS, 16384);
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http->AddHeader("User-Agent: Winamp/" APP_VERSION);
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http->Connect(url);
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int ret;
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do
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{
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Sleep(50);
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http->Run();
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ret = http->GetStatus();
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if (ret == HTTPRECEIVER_STATUS_ERROR)
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killswitch = true;
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if (killswitch)
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break;
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}
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while (ret == HTTPRECEIVER_STATUS_CONNECTING);
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if (ret == HTTPRECEIVER_STATUS_READING_HEADERS || ret == HTTPRECEIVER_STATUS_READING_CONTENT)
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{
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PostMessageW(rfData->hwnd, WM_HRF_READINGHTTP, 0, 0);
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int replycode = http->GetReplyCode();
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switch (replycode)
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{
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case 0: case 100: // shouldn't really get here
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break;
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case 200:
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break;
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default:
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killswitch = true;
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break;
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}
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}
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bool error = false;
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char block[16384] = {0};
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size_t downloadSize;
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size_t currentSize = 0, totalSize = 0;
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do
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{
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if (killswitch)
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{
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error = true;
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break;
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}
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// ---- Pause a bit and then run the http downloader ----
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Sleep(50);
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ret = http->Run();
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if (ret == -1) // connection failed
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{
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error = true;
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break;
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}
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// ---- download ----
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downloadSize = http->GetBytesAvailable();
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if (downloadSize)
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{
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totalSize = http->GetContentLength();
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downloadSize = http->GetBytes(block, downloadSize);
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currentSize += downloadSize;
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PostMessageW(rfData->hwnd, WM_HRF_DOWNLOADING, currentSize, totalSize);
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// ---- write to disk ----
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if (downloadSize) // WriteFile doesn't like 0 byte writes
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{
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DWORD numWritten = 0;
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WriteFile(hFile, block, downloadSize, &numWritten, FALSE);
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if (numWritten != downloadSize) // make sure that the block was actually written
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{
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error = true;
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break; // failed writing
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}
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}
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}
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}
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while (ret != 1 || downloadSize); // http may be closed, but make sure we get all the data.
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CloseHandle(hFile);
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if (error)
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DeleteFile(file);
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sf->releaseInterface(http);
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return 0;
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}
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static LRESULT CALLBACK rf_DlgProc(HWND hwndDlg, 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_INITDIALOG:
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SetDlgItemText(hwndDlg, IDC_STATUS, getString(IDS_HTTP_INIT,NULL,0));
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return FALSE;
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case WM_HRF_READINGHTTP:
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SetDlgItemText(hwndDlg, IDC_STATUS, getString(IDS_HTTP_READ_REQUEST,NULL,0));
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return TRUE;
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case WM_HRF_DOWNLOADING:
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{
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char temp[128] = {0};
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if (!lParam)
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StringCchPrintf(temp, 128, getString(IDS_HTTP_RET_FILE,NULL,0), wParam);
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else
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StringCchPrintf(temp, 128, getString(IDS_HTTP_RET_FILE_PERCENT,NULL,0), (100*wParam) / lParam, wParam, lParam);
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SetDlgItemText(hwndDlg, IDC_STATUS, temp);
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}
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return TRUE;
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case WM_DESTROY:
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if (GetParent(hwndDlg) == hMainWindow)
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{
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if (hMainWindow) EnableWindow(hMainWindow, 1);
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if (hPLWindow) EnableWindow(hPLWindow, 1);
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if (hEQWindow) EnableWindow(hEQWindow, 1);
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//if (hMBWindow) EnableWindow(hMBWindow,1);
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}
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else
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EnableWindow(GetParent(hwndDlg), 1);
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case WM_COMMAND:
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switch (LOWORD(wParam))
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{
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case IDCANCEL:
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DestroyWindow(hwndDlg);
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return 0;
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}
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return 0;
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}
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return 0;
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}
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int httpRetrieveFile(HWND hwnd, char *url, char *file, char *dlgtitle)
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{
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killswitch = false;
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RECT r;
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HANDLE hThread = 0;
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if (!hwnd) hwnd = hMainWindow;
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if (hwnd == hMainWindow && g_dialog_box_parent) hwnd = g_dialog_box_parent;
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GetWindowRect(hwnd, &r);
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HWND dlgWnd = LPCreateDialog(IDD_HTTPGET, hwnd, rf_DlgProc);
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SetWindowText(dlgWnd, dlgtitle);
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SetDlgItemText(dlgWnd, IDC_URL, url);
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RFData data = {url, file, dlgWnd};
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DWORD id;
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hThread = CreateThread(NULL, 0, rf_ThreadProc, (void *) & data, CREATE_SUSPENDED, &id);
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if (NULL)
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return 1;
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ResumeThread(hThread);
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if (r.bottom > GetSystemMetrics(SM_CXSCREEN) / 2 && r.bottom - r.top < 100)
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{
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RECT r2;
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GetWindowRect(dlgWnd, &r2);
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r.top = r.bottom - (r2.bottom - r2.top);
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}
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SetWindowPos(dlgWnd, NULL, r.left, r.top, 0, 0, SWP_NOSIZE | SWP_NOZORDER | SWP_NOACTIVATE);
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if (GetForegroundWindow() == hwnd)
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ShowWindow(dlgWnd, SW_SHOW);
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else
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ShowWindow(dlgWnd, SW_SHOWNA);
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if (hwnd == hMainWindow)
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{
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if (hMainWindow) EnableWindow(hMainWindow, 0);
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if (hPLWindow) EnableWindow(hPLWindow, 0);
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if (hEQWindow) EnableWindow(hEQWindow, 0);
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//if (hMBWindow) EnableWindow(hMBWindow,0);
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}
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else
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EnableWindow(hwnd, 0);
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while (1)
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{
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MSG msg;
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if (!IsWindow(dlgWnd))
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{
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killswitch = true;
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break;
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}
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if (WaitForSingleObject(hThread, 0) == WAIT_OBJECT_0)
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{
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DestroyWindow(dlgWnd);
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break;
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}
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GetMessage(&msg, NULL, 0, 0);
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DispatchMessage(&msg);
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}
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WaitForSingleObject(hThread, 5000);
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DWORD exitCode;
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if (GetExitCodeThread(hThread, &exitCode))
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return exitCode;
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else
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{
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// CUT: TerminateThread(hThread, 0);
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return 1;
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}
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}
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#endif
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