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/*****************************************************************************
*
* ftplibftpt.cpp - FTPLibFTPTransport
*
* $Id: ftplibftpt.cpp 2983 2013-09-15 16:22:32Z scribe $
*
* Copyright 2004-2013 CrossWire Bible Society (http://www.crosswire.org)
* CrossWire Bible Society
* P. O. Box 2528
* Tempe, AZ 85280-2528
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation version 2.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
*/
#include <stdio.h>
#include <fcntl.h>
#include <ftplib.h>
#include <ftplibftpt.h>
#include <swlog.h>
#include <filemgr.h>
SWORD_NAMESPACE_START
namespace {
struct MyProgressData {
StatusReporter *sr;
long totalSize;
bool *term;
};
static int my_swbufwriter(netbuf *nControl, void *buffer, size_t size, void *swbuf) {
SWBuf &output = *(SWBuf *)swbuf;
int s = output.size();
output.size(s+size);
memcpy(output.getRawData()+s, buffer, size);
return size;
}
#if defined(__GNUC__)
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wdeprecated-declarations"
#endif
static int my_fprogress(netbuf *nControl, int xfered, void *arg) {
if (arg) {
MyProgressData *pd = (MyProgressData *)arg;
SWLog::getSystemLog()->logDebug("FTPLibFTPTransport report progress: totalSize: %ld; xfered: %d\n", pd->totalSize, xfered);
if (pd->sr) {
pd->sr->statusUpdate(pd->totalSize, xfered);
}
if (*(pd->term)) return 0;
}
return 1;
}
#if defined(__GNUC__)
#pragma GCC diagnostic pop
#endif
// initialize/cleanup SYSTEMWIDE library with life of this static.
static class FTPLibFTPTransport_init {
public:
FTPLibFTPTransport_init() {
FtpInit();
}
~FTPLibFTPTransport_init() {
}
} _ftpLibFTPTransport_init;
}
FTPLibFTPTransport::FTPLibFTPTransport(const char *host, StatusReporter *sr) : RemoteTransport(host, sr) {
ftpConnection = 0;
}
FTPLibFTPTransport::~FTPLibFTPTransport() {
if (ftpConnection)
FtpQuit(ftpConnection);
}
char FTPLibFTPTransport::assureLoggedIn() {
char retVal = 0;
if (ftpConnection == 0) {
SWLog::getSystemLog()->logDebug("connecting to host: %s...\n", host.c_str());
if (FtpConnect(host, &ftpConnection)) {
FtpOptions(FTPLIB_CONNMODE, (passive) ? FTPLIB_PASSIVE : FTPLIB_PORT, ftpConnection);
SWLog::getSystemLog()->logDebug("connected. logging in...\n");
if (FtpLogin(u.c_str(), p.c_str(), ftpConnection)) {
SWLog::getSystemLog()->logDebug("logged in.\n");
retVal = 0;
}
else {
SWLog::getSystemLog()->logError("Failed to login to %s\n", host.c_str());
retVal = -2;
}
}
else {
SWLog::getSystemLog()->logError("Failed to connect to %s\n", host.c_str());
retVal = -1;
}
}
return retVal;
}
char FTPLibFTPTransport::getURL(const char *destPath, const char *sourceURL, SWBuf *destBuf) {
char retVal = 0;
SWLog::getSystemLog()->logDebug("FTPLibFTPTransport::getURL(%s, %s, ...);\n", (destPath)?destPath:"(null)", sourceURL);
// assert we can login
retVal = assureLoggedIn();
if (retVal) return retVal;
SWLog::getSystemLog()->logDebug("FTPLibFTPTransport - logged in.\n");
SWBuf sourcePath = sourceURL;
SWBuf outFile;
if (!destBuf) {
outFile = destPath;
}
sourcePath << (6 + host.length()); // shift << "ftp://hostname";
SWLog::getSystemLog()->logDebug("getting file %s to %s\n", sourcePath.c_str(), destBuf ? "*internal buffer*" : outFile.c_str());
struct MyProgressData pd;
pd.sr = statusReporter;
pd.term = &term;
pd.totalSize = 0;
if (destBuf) {
FtpOptions(FTPLIB_CALLBACK_WRITER, (long)&my_swbufwriter, ftpConnection);
FtpOptions(FTPLIB_CALLBACK_WRITERARG, (long)destBuf, ftpConnection);
}
else {
FtpOptions(FTPLIB_CALLBACK_WRITER, 0L, ftpConnection);
}
FtpOptions(FTPLIB_CALLBACK, (long)&my_fprogress, ftpConnection);
FtpOptions(FTPLIB_CALLBACKARG, (long)&pd, ftpConnection);
FtpOptions(FTPLIB_CALLBACKBYTES, (long)2048, ftpConnection);
if (sourcePath.endsWith("/") || sourcePath.endsWith("\\")) {
// SWLog::getSystemLog()->logDebug("getting test directory %s\n", sourcePath.c_str());
// FtpDir(NULL, sourcePath, ftpConnection);
SWLog::getSystemLog()->logDebug("getting real directory %s\n", sourcePath.c_str());
retVal = FtpDir(destBuf ? 0 : outFile.c_str(), sourcePath, ftpConnection) - 1;
SWLog::getSystemLog()->logDebug("got real directory %s to %s\n", sourcePath.c_str(), destBuf ? "*internal buffer*" : outFile.c_str());
}
else {
SWLog::getSystemLog()->logDebug("getting file %s\n", sourcePath.c_str());
int size;
FtpSize(sourcePath, &size, FTPLIB_IMAGE, ftpConnection);
pd.totalSize = size;
retVal = FtpGet(destBuf ? 0 : outFile.c_str(), sourcePath, FTPLIB_IMAGE, ftpConnection) - 1;
}
SWLog::getSystemLog()->logDebug("FTPLibFTPTransport - returning: %d\n", retVal);
return retVal;
}
SWORD_NAMESPACE_END
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