trustbridge: ui/downloader

annotate ui/downloader_win.cpp @ 23:7d07d261b003

Wrap HINTERNET handles in a class to take advantage of scoping

author	Andre Heinecke <aheinecke@intevation.de>
date	Thu, 20 Feb 2014 15:44:40 +0000
parents	fec1a610d43f
children	62cd56cea09b

rev	line source
11 7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	1 /**
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	2 * @file downloader_win.cpp
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	3 * @brief Downloader implementation for Windows
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	4 *
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	5 * We use Windows API here instead of Qt because we want to avoid
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	6 * QtNetworks SSL stack which is based on OpenSSL and so
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	7 * we might be incompatible with GPL code. Also using the
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	8 * native API means that the security of the SSL implementation
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	9 * is tied to the security of the system.
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	10 *
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	11 */
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	12 #include "downloader.h"
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	13 #ifdef Q_OS_WIN
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	14 #ifndef MYVERSION
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	15 #define MYVERSION "1"
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	16 #endif
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	17
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	18 #include <windows.h>
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	19 #include <winhttp.h>
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	20
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	21 #include <QDebug>
15 95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	22 #include <QDateTime>
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	23 #include <QSaveFile>
17 c12825a651ed Read out content-length and use this to skip existing files Andre Heinecke <aheinecke@intevation.de> parents: 15 diff changeset	24 #include <QFileInfo>
11 7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	25
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	26 #define DEBUG if (1) qDebug() << __PRETTY_FUNCTION__
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	27
15 95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	28 #define MAX_SW_SIZE 10485760
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	29 #define MAX_LIST_SIZE 1048576
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	30
17 c12825a651ed Read out content-length and use this to skip existing files Andre Heinecke <aheinecke@intevation.de> parents: 15 diff changeset	31
c12825a651ed Read out content-length and use this to skip existing files Andre Heinecke <aheinecke@intevation.de> parents: 15 diff changeset	32 #define LIST_RESOURCE "/incoming/aheinecke/test"
c12825a651ed Read out content-length and use this to skip existing files Andre Heinecke <aheinecke@intevation.de> parents: 15 diff changeset	33 #define SW_RESOURCE "/incoming/aheinecke/test"
c12825a651ed Read out content-length and use this to skip existing files Andre Heinecke <aheinecke@intevation.de> parents: 15 diff changeset	34
23 7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	35 /** @brief A wrapper around a HINTERNET structure that handles closing
7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	36 *
7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	37 * Holds a HINTERNET structure and closes it if necessary on destruction.
7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	38 *
7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	39 */
7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	40 class SmartHINTERNET {
7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	41 public:
7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	42 SmartHINTERNET() : handle(NULL) {}
7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	43
7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	44 ~SmartHINTERNET() {
7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	45 if (handle) {
7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	46 WinHttpCloseHandle(handle);
7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	47 }
7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	48 }
7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	49
7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	50 HINTERNET handle;
7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	51 };
17 c12825a651ed Read out content-length and use this to skip existing files Andre Heinecke <aheinecke@intevation.de> parents: 15 diff changeset	52
15 95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	53 /** @brief Qt wrapper around FormatMessage
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	54 *
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	55 * @returns The error message of the error that occurred
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	56 */
11 7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	57 const QString getLastErrorMsg() {
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	58 LPWSTR bufPtr = NULL;
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	59 DWORD err = GetLastError();
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	60 FormatMessageW(FORMAT_MESSAGE_ALLOCATE_BUFFER \|
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	61 FORMAT_MESSAGE_FROM_SYSTEM \|
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	62 FORMAT_MESSAGE_IGNORE_INSERTS,
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	63 NULL, err, 0, (LPWSTR)&bufPtr, 0, NULL);
15 95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	64 if (!bufPtr) {
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	65 HMODULE hWinhttp = GetModuleHandleW(L"winhttp");
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	66 if (hWinhttp) {
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	67 FormatMessageW(FORMAT_MESSAGE_ALLOCATE_BUFFER \|
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	68 FORMAT_MESSAGE_FROM_HMODULE \|
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	69 FORMAT_MESSAGE_IGNORE_INSERTS,
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	70 hWinhttp, HRESULT_CODE(err), 0,
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	71 (LPWSTR)&bufPtr, 0, NULL);
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	72 }
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	73 }
11 7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	74 const QString result =
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	75 (bufPtr) ? QString::fromUtf16((const ushort*)bufPtr).trimmed() :
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	76 QString("Unknown Error %1").arg(err);
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	77 LocalFree(bufPtr);
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	78 return result;
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	79 }
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	80
15 95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	81
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	82 /** @brief open a session with appropriate proxy settings
11 7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	83 *
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	84 * @param[inout] *pHSession pointer to a HInternet structure
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	85 *
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	86 * On error call getLastError to get extended error information.
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	87 *
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	88 * @returns True on success, false on error.
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	89 */
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	90
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	91
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	92 bool openSession(HINTERNET *pHSession)
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	93 {
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	94 WINHTTP_CURRENT_USER_IE_PROXY_CONFIG proxyConfig;
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	95
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	96 DEBUG;
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	97 if (!pHSession) {
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	98 SetLastError(ERROR_INVALID_PARAMETER);
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	99 return false;
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	100 }
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	101
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	102 memset(&proxyConfig, 0, sizeof (WINHTTP_CURRENT_USER_IE_PROXY_CONFIG));
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	103
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	104 if (WinHttpGetIEProxyConfigForCurrentUser(&proxyConfig)) {
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	105 if (proxyConfig.fAutoDetect) {
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	106 // TODO Handle this
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	107 qDebug() << "Autodetect is set";
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	108 }
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	109
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	110 if (proxyConfig.lpszProxy \|\| proxyConfig.lpszProxyBypass) {
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	111 DEBUG << "Using proxies.";
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	112 }
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	113
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	114 if (proxyConfig.lpszProxy) {
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	115 *pHSession = WinHttpOpen(L"M13 "MYVERSION,
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	116 WINHTTP_ACCESS_TYPE_NAMED_PROXY,
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	117 proxyConfig.lpszProxy,
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	118 proxyConfig.lpszProxyBypass, 0);
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	119 }
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	120 }
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	121
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	122 if (!*pHSession) {
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	123 DEBUG << "No IE Proxy falling back to default proxy";
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	124 *pHSession = WinHttpOpen(L"M13 "MYVERSION,
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	125 WINHTTP_ACCESS_TYPE_DEFAULT_PROXY,
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	126 WINHTTP_NO_PROXY_NAME,
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	127 WINHTTP_NO_PROXY_BYPASS, 0);
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	128 }
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	129 // Cleanup
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	130 if (proxyConfig.lpszAutoConfigUrl) {
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	131 GlobalFree(proxyConfig.lpszAutoConfigUrl);
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	132 }
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	133
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	134 if (proxyConfig.lpszProxy) {
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	135 GlobalFree(proxyConfig.lpszProxy);
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	136 }
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	137
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	138 if (proxyConfig.lpszProxyBypass) {
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	139 GlobalFree(proxyConfig.lpszProxyBypass);
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	140 }
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	141 return *pHSession;
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	142 }
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	143
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	144
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	145 /** @brief initialize a connection in the session
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	146 *
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	147 * @param[in] HSession the session to work in.
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	148 * @param[inout] *pHConnect pointer to the connection.
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	149 * @param[in] url pointer to the URL in wchar representation.
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	150 *
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	151 * On error call getLastError to get extended error information.
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	152 *
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	153 * @returns True on success, false on error.
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	154 */
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	155 bool initializeConnection(HINTERNET hSession, HINTERNET *pHConnect,
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	156 LPCWSTR url)
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	157 {
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	158 DEBUG;
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	159 if (!hSession \|\| !pHConnect) {
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	160 SetLastError(ERROR_INVALID_PARAMETER);
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	161 return false;
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	162 }
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	163 // Initialize connection. No request is done here.
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	164 *pHConnect = WinHttpConnect(hSession, url,
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	165 INTERNET_DEFAULT_HTTPS_PORT, 0);
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	166
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	167 return *pHConnect;
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	168 }
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	169
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	170 /** @brief Create a request
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	171 *
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	172 * @param[in] HSession the session to work in.
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	173 * @param[in] HConnect the connection to use.
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	174 * @param[inout] *pHRequest pointer to the request structure to be filled.
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	175 * @param[in] requestType the HTTP request to be made default is GET
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	176 * @param[in] resource pointer to the resource to request in wchar
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	177 * representation.
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	178 *
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	179 * On error call getLastError to get extended error information.
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	180 * This function still does not do any networking but only initializes
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	181 * it.
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	182 *
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	183 * @returns True on success, false on error.
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	184 */
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	185
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	186 bool createRequest(HINTERNET hSession, HINTERNET hConnect,
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	187 HINTERNET *pHRequest, LPCWSTR requestType, LPCWSTR resource)
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	188 {
15 95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	189 DWORD dwSSLFlag;
11 7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	190 DEBUG;
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	191 if (!hSession \|\| !hConnect \|\| !pHRequest) {
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	192 SetLastError(ERROR_INVALID_PARAMETER);
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	193 return false;
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	194 }
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	195
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	196 *pHRequest = WinHttpOpenRequest(hConnect, requestType, resource,
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	197 NULL, WINHTTP_NO_REFERER,
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	198 WINHTTP_DEFAULT_ACCEPT_TYPES,
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	199 WINHTTP_FLAG_SECURE);
15 95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	200
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	201 dwSSLFlag = SECURITY_FLAG_IGNORE_UNKNOWN_CA;
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	202 dwSSLFlag \|= SECURITY_FLAG_IGNORE_CERT_DATE_INVALID;
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	203 dwSSLFlag \|= SECURITY_FLAG_IGNORE_CERT_CN_INVALID;
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	204 dwSSLFlag \|= SECURITY_FLAG_IGNORE_CERT_WRONG_USAGE;
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	205
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	206 WinHttpSetOption(*pHRequest, WINHTTP_OPTION_SECURITY_FLAGS,
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	207 &dwSSLFlag, sizeof(dwSSLFlag));
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	208
11 7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	209 return *pHRequest;
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	210 }
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	211
15 95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	212 bool Downloader::verifyCertificate(HINTERNET hRequest)
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	213 {
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	214 CERT_CONTEXT *certContext = NULL;
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	215 DWORD certContextLen = sizeof(CERT_CONTEXT);
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	216 bool retval = false;
11 7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	217
15 95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	218 if (!WinHttpQueryOption(hRequest,
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	219 WINHTTP_OPTION_SERVER_CERT_CONTEXT,
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	220 &certContext,
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	221 &certContextLen)) {
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	222 DEBUG << "Unable to get server certificate";
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	223 return false;
11 7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	224 }
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	225
15 95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	226 QByteArray serverCert ((const char *) certContext->pbCertEncoded,
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	227 certContext->cbCertEncoded);
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	228
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	229 retval = (serverCert == mCert);
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	230
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	231 if (!retval) {
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	232 DEBUG << "Certificate is not the same as the pinned one!"
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	233 << "Base64 cert: " << serverCert.toBase64();
18 f4f957c58e0a Move listuitol and add cert pinning with a test certificate Andre Heinecke <aheinecke@intevation.de> parents: 17 diff changeset	234 emit error("Invalid certificate", InvalidCertificate);
15 95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	235 }
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	236
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	237 CertFreeCertificateContext(certContext);
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	238 return retval;
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	239 }
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	240
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	241 QDateTime Downloader::getLastModifiedHeader(HINTERNET hSession,
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	242 HINTERNET hConnect, LPCWSTR resource)
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	243 {
23 7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	244 SmartHINTERNET sHRequest;
15 95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	245 SYSTEMTIME lMod;
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	246 DWORD sizeOfSystemtime = sizeof (SYSTEMTIME);
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	247 QDateTime retval;
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	248
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	249 memset(&lMod, 0, sizeof (SYSTEMTIME));
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	250
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	251 if (!hSession \|\| !hConnect \|\| !resource) {
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	252 SetLastError(ERROR_INVALID_PARAMETER);
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	253 return retval;
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	254 }
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	255
23 7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	256 if (!createRequest(hSession, hConnect, &sHRequest.handle, L"HEAD",
15 95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	257 resource)) {
23 7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	258 return retval;
11 7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	259 }
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	260
23 7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	261 if (!WinHttpSendRequest(sHRequest.handle,
15 95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	262 WINHTTP_NO_ADDITIONAL_HEADERS,
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	263 0, WINHTTP_NO_REQUEST_DATA, 0,
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	264 0, 0)) {
23 7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	265 return retval;
11 7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	266 }
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	267
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	268
23 7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	269 if (!WinHttpReceiveResponse(sHRequest.handle, NULL)) {
7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	270 return retval;
11 7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	271 }
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	272
23 7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	273 if (!verifyCertificate(sHRequest.handle)) {
15 95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	274 DEBUG << "Certificate verification failed";
23 7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	275 return retval;
11 7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	276 }
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	277
23 7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	278 if (!(WinHttpQueryHeaders(sHRequest.handle,
15 95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	279 WINHTTP_QUERY_LAST_MODIFIED \|
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	280 WINHTTP_QUERY_FLAG_SYSTEMTIME,
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	281 NULL,
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	282 &lMod,
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	283 &sizeOfSystemtime,
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	284 WINHTTP_NO_HEADER_INDEX))) {
23 7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	285 return retval;
15 95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	286 }
11 7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	287
15 95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	288 retval = QDateTime(QDate(lMod.wYear, lMod.wMonth, lMod.wDay),
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	289 QTime(lMod.wHour, lMod.wMinute, lMod.wSecond,
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	290 lMod.wMilliseconds),
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	291 Qt::UTC);
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	292 return retval;
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	293 }
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	294
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	295 bool Downloader::downloadFile(HINTERNET hSession, HINTERNET hConnect,
17 c12825a651ed Read out content-length and use this to skip existing files Andre Heinecke <aheinecke@intevation.de> parents: 15 diff changeset	296 LPCWSTR resource, const QString &fileName, DWORD maxSize)
15 95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	297 {
23 7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	298 SmartHINTERNET sHRequest;
15 95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	299 bool retval = false;
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	300 DWORD bytesAvailable = 0,
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	301 bytesRead = 0,
17 c12825a651ed Read out content-length and use this to skip existing files Andre Heinecke <aheinecke@intevation.de> parents: 15 diff changeset	302 totalDownloaded = 0,
c12825a651ed Read out content-length and use this to skip existing files Andre Heinecke <aheinecke@intevation.de> parents: 15 diff changeset	303 contentLength = 0,
c12825a651ed Read out content-length and use this to skip existing files Andre Heinecke <aheinecke@intevation.de> parents: 15 diff changeset	304 sizeOfDWORD = sizeof (DWORD);
15 95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	305
17 c12825a651ed Read out content-length and use this to skip existing files Andre Heinecke <aheinecke@intevation.de> parents: 15 diff changeset	306 QSaveFile outputFile(fileName);
15 95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	307
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	308 if (!hSession \|\| !hConnect \|\| !resource) {
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	309 SetLastError(ERROR_INVALID_PARAMETER);
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	310 return retval;
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	311 }
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	312
23 7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	313 if (!createRequest(hSession, hConnect, &sHRequest.handle, L"GET",
15 95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	314 resource)) {
23 7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	315 return retval;
15 95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	316 }
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	317
23 7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	318 if (!WinHttpSendRequest(sHRequest.handle,
15 95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	319 WINHTTP_NO_ADDITIONAL_HEADERS,
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	320 0, WINHTTP_NO_REQUEST_DATA, 0,
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	321 0, 0)) {
23 7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	322 return retval;
15 95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	323 }
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	324
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	325
23 7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	326 if (!WinHttpReceiveResponse(sHRequest.handle, NULL)) {
7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	327 return retval;
15 95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	328 }
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	329
23 7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	330 if (!verifyCertificate(sHRequest.handle)) {
15 95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	331 DEBUG << "Certificate verification failed";
23 7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	332 return retval;
15 95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	333 }
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	334
17 c12825a651ed Read out content-length and use this to skip existing files Andre Heinecke <aheinecke@intevation.de> parents: 15 diff changeset	335
23 7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	336 if (!(WinHttpQueryHeaders(sHRequest.handle,
17 c12825a651ed Read out content-length and use this to skip existing files Andre Heinecke <aheinecke@intevation.de> parents: 15 diff changeset	337 WINHTTP_QUERY_CONTENT_LENGTH \|
c12825a651ed Read out content-length and use this to skip existing files Andre Heinecke <aheinecke@intevation.de> parents: 15 diff changeset	338 WINHTTP_QUERY_FLAG_NUMBER,
c12825a651ed Read out content-length and use this to skip existing files Andre Heinecke <aheinecke@intevation.de> parents: 15 diff changeset	339 NULL,
c12825a651ed Read out content-length and use this to skip existing files Andre Heinecke <aheinecke@intevation.de> parents: 15 diff changeset	340 &contentLength,
c12825a651ed Read out content-length and use this to skip existing files Andre Heinecke <aheinecke@intevation.de> parents: 15 diff changeset	341 &sizeOfDWORD,
c12825a651ed Read out content-length and use this to skip existing files Andre Heinecke <aheinecke@intevation.de> parents: 15 diff changeset	342 WINHTTP_NO_HEADER_INDEX))) {
c12825a651ed Read out content-length and use this to skip existing files Andre Heinecke <aheinecke@intevation.de> parents: 15 diff changeset	343 // Continue anyway as we later really check how
c12825a651ed Read out content-length and use this to skip existing files Andre Heinecke <aheinecke@intevation.de> parents: 15 diff changeset	344 // much we download.
c12825a651ed Read out content-length and use this to skip existing files Andre Heinecke <aheinecke@intevation.de> parents: 15 diff changeset	345 DEBUG << "No content-length";
c12825a651ed Read out content-length and use this to skip existing files Andre Heinecke <aheinecke@intevation.de> parents: 15 diff changeset	346 }
c12825a651ed Read out content-length and use this to skip existing files Andre Heinecke <aheinecke@intevation.de> parents: 15 diff changeset	347
c12825a651ed Read out content-length and use this to skip existing files Andre Heinecke <aheinecke@intevation.de> parents: 15 diff changeset	348 if (contentLength > maxSize) {
23 7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	349 return retval;
17 c12825a651ed Read out content-length and use this to skip existing files Andre Heinecke <aheinecke@intevation.de> parents: 15 diff changeset	350 }
c12825a651ed Read out content-length and use this to skip existing files Andre Heinecke <aheinecke@intevation.de> parents: 15 diff changeset	351
c12825a651ed Read out content-length and use this to skip existing files Andre Heinecke <aheinecke@intevation.de> parents: 15 diff changeset	352 if (contentLength) {
c12825a651ed Read out content-length and use this to skip existing files Andre Heinecke <aheinecke@intevation.de> parents: 15 diff changeset	353 QFileInfo finf(fileName);
c12825a651ed Read out content-length and use this to skip existing files Andre Heinecke <aheinecke@intevation.de> parents: 15 diff changeset	354 if (finf.exists() && finf.isReadable() &&
c12825a651ed Read out content-length and use this to skip existing files Andre Heinecke <aheinecke@intevation.de> parents: 15 diff changeset	355 finf.size() == contentLength) {
c12825a651ed Read out content-length and use this to skip existing files Andre Heinecke <aheinecke@intevation.de> parents: 15 diff changeset	356 // We already have data of the same size
c12825a651ed Read out content-length and use this to skip existing files Andre Heinecke <aheinecke@intevation.de> parents: 15 diff changeset	357 // No need to waste bandwidth.
c12825a651ed Read out content-length and use this to skip existing files Andre Heinecke <aheinecke@intevation.de> parents: 15 diff changeset	358 DEBUG << "Skipping download because file exists";
c12825a651ed Read out content-length and use this to skip existing files Andre Heinecke <aheinecke@intevation.de> parents: 15 diff changeset	359 retval = true;
23 7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	360 return retval;
17 c12825a651ed Read out content-length and use this to skip existing files Andre Heinecke <aheinecke@intevation.de> parents: 15 diff changeset	361 }
c12825a651ed Read out content-length and use this to skip existing files Andre Heinecke <aheinecke@intevation.de> parents: 15 diff changeset	362 }
c12825a651ed Read out content-length and use this to skip existing files Andre Heinecke <aheinecke@intevation.de> parents: 15 diff changeset	363
15 95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	364 // Open / Create the file to write to.
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	365 if (!outputFile.open(QIODevice::WriteOnly)) {
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	366 DEBUG << "Failed to open file";
23 7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	367 return retval;
15 95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	368 }
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	369
17 c12825a651ed Read out content-length and use this to skip existing files Andre Heinecke <aheinecke@intevation.de> parents: 15 diff changeset	370 DEBUG << "output file size: " << outputFile.size();
15 95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	371 do
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	372 {
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	373 char outBuf[8192]; // 8KB is the internal buffer size of winhttp
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	374 memset(outBuf, 0, sizeof(outBuf));
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	375 bytesRead = 0;
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	376
23 7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	377 if (!WinHttpQueryDataAvailable(sHRequest.handle, &bytesAvailable)) {
15 95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	378 DEBUG << "Querying for available data failed";
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	379 retval = false;
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	380 break;
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	381 }
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	382
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	383 if (!bytesAvailable) {
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	384 // Might indicate that we are done.
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	385 break;
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	386 }
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	387
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	388 if (bytesAvailable > maxSize) {
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	389 DEBUG << "File to large";
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	390 retval = false;
23 7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	391 SetLastError(ERROR_INVALID_DATA);
15 95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	392 break;
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	393 }
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	394
23 7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	395 if (!WinHttpReadData(sHRequest.handle, (LPVOID)outBuf,
15 95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	396 sizeof(outBuf), &bytesRead)) {
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	397 DEBUG << "Error reading data";
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	398 break;
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	399 } else {
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	400 if (bytesRead) {
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	401 // Write data to file.
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	402 if (outputFile.write(outBuf, bytesRead) !=
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	403 bytesRead) {
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	404 DEBUG << "Error writing to file.";
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	405 retval = false;
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	406 }
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	407 // Completed a read / write cycle. If not error follows
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	408 // the download was successful.
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	409 retval = true;
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	410 } else {
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	411 // Should not happen as we queried for available
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	412 // bytes before and the function did not return an
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	413 // error.
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	414 DEBUG << "Unable to read available data";
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	415 retval = false;
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	416 break;
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	417 }
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	418 }
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	419 totalDownloaded += bytesRead;
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	420
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	421 if (totalDownloaded > maxSize) {
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	422 DEBUG << "Downloaded too much data. Breaking.";
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	423 retval = false;
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	424 break;
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	425 }
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	426 } while (bytesAvailable > 0);
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	427
17 c12825a651ed Read out content-length and use this to skip existing files Andre Heinecke <aheinecke@intevation.de> parents: 15 diff changeset	428 if (retval && outputFile.isOpen()) {
15 95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	429 // Actually save the file to disk / move to homedir
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	430 retval = outputFile.commit();
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	431 }
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	432
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	433 return retval;
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	434 }
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	435
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	436 void Downloader::run() {
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	437 bool results = false;
23 7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	438 SmartHINTERNET sHSession;
7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	439 SmartHINTERNET sHConnect;
15 95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	440 wchar_t wUrl[mUrl.size() + 1];
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	441 QDateTime lastModifiedSoftware;
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	442 QDateTime lastModifiedList;
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	443
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	444 int rc = 0;
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	445
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	446 memset(wUrl, 0, sizeof (wchar_t) * (mUrl.size() + 1));
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	447
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	448 rc = mUrl.toWCharArray(wUrl);
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	449
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	450 if (rc != mUrl.size()) {
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	451 DEBUG << "Problem converting to wchar array";
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	452 return;
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	453 }
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	454
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	455 // Should not be necessary because we initialized the memory
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	456 wUrl[rc] = '\0';
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	457
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	458 // Initialize connection
23 7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	459 if (!openSession(&sHConnect.handle)) {
15 95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	460 DEBUG << "Failed to open session: " << getLastErrorMsg();
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	461 return;
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	462 }
23 7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	463 if (!initializeConnection(sHConnect.handle, &sHConnect.handle, wUrl)) {
15 95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	464 DEBUG << "Failed to initialize connection: " << getLastErrorMsg();
23 7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	465 return;
15 95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	466 }
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	467
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	468
23 7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	469 lastModifiedSoftware = getLastModifiedHeader(sHConnect.handle, sHConnect.handle,
17 c12825a651ed Read out content-length and use this to skip existing files Andre Heinecke <aheinecke@intevation.de> parents: 15 diff changeset	470 L""SW_RESOURCE);
15 95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	471
23 7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	472 lastModifiedList = getLastModifiedHeader(sHConnect.handle, sHConnect.handle,
17 c12825a651ed Read out content-length and use this to skip existing files Andre Heinecke <aheinecke@intevation.de> parents: 15 diff changeset	473 L""LIST_RESOURCE);
15 95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	474
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	475 if (!lastModifiedList.isValid() \|\| !lastModifiedSoftware.isValid()) {
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	476 DEBUG << "Could not read headers: " << getLastErrorMsg();
23 7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	477 return;
15 95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	478 }
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	479
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	480 if (!mLastModSW.isValid() \|\| lastModifiedSoftware > mLastModSW) {
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	481 QString dataDirectory = getDataDirectory();
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	482
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	483 if (dataDirectory.isEmpty()) {
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	484 DEBUG << "Failed to get data directory";
23 7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	485 return;
15 95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	486 }
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	487
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	488 QString fileName = dataDirectory.append("/SW-")
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	489 .append(lastModifiedSoftware.toString("yyyymmddHHmmss"))
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	490 .append(".exe");
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	491
17 c12825a651ed Read out content-length and use this to skip existing files Andre Heinecke <aheinecke@intevation.de> parents: 15 diff changeset	492 DEBUG << "fileName: " << fileName;
15 95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	493
23 7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	494 if (!downloadFile(sHConnect.handle, sHConnect.handle, L""SW_RESOURCE,
15 95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	495 fileName, MAX_SW_SIZE)) {
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	496 DEBUG << "Error downloading File: " << getLastErrorMsg();
23 7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	497 return;
15 95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	498 }
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	499
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	500 emit newSoftwareAvailable(fileName, lastModifiedSoftware);
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	501 } else if (!mLastModList.isValid() \|\| lastModifiedList > mLastModList) {
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	502 QString dataDirectory = getDataDirectory();
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	503
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	504 if (dataDirectory.isEmpty()) {
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	505 DEBUG << "Failed to get data directory";
23 7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	506 return;
15 95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	507 }
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	508
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	509 QString fileName = dataDirectory.append("/list-")
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	510 .append(lastModifiedSoftware.toString("yyyymmddHHmmss"))
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	511 .append(".txt");
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	512
17 c12825a651ed Read out content-length and use this to skip existing files Andre Heinecke <aheinecke@intevation.de> parents: 15 diff changeset	513 DEBUG << "fileName: " << fileName;
15 95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	514
23 7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	515 if (!downloadFile(sHConnect.handle, sHConnect.handle, L""LIST_RESOURCE,
15 95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	516 fileName, MAX_LIST_SIZE)) {
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	517 DEBUG << "Error downloading File: " << getLastErrorMsg();
23 7d07d261b003 Wrap HINTERNET handles in a class to take advantage of scoping Andre Heinecke <aheinecke@intevation.de> parents: 20 diff changeset	518 return;
15 95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	519 }
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	520
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	521 emit newListAvailable(fileName, lastModifiedList);
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	522 }
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	523
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	524 DEBUG << "SW date: " << lastModifiedSoftware;
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	525 DEBUG << "List date: " << lastModifiedList;
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	526
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	527 if (!results) {
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	528 // Report any errors.
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	529 DEBUG << "Error" << GetLastError();
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	530 emit error(tr("Unknown Problem when connecting"), ErrUnknown);
95e1b6edf2fc Implement more downloader functionality for Windows Andre Heinecke <aheinecke@intevation.de> parents: 11 diff changeset	531 }
20 fec1a610d43f Mark usage of goto with TODOs to remove them Andre Heinecke <aheinecke@intevation.de> parents: 18 diff changeset	532
11 7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	533 return;
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	534 }
7e2f14c7aba2 Split up downloader component and further implement it Andre Heinecke <aheinecke@intevation.de> parents: diff changeset	535 #endif

Mercurial > trustbridge

annotate ui/downloader_win.cpp @ 23:7d07d261b003