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/*****************************************************************************
*
* rtranspgdrive.cpp - RTransportGDrive
*
* $Id$
*
* 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 <rtranspgdrive.h>
#include <fcntl.h>
#include <swlog.h>
SWORD_NAMESPACE_START
namespace {
struct FtpFile {
const char *filename;
FILE *stream;
SWBuf *destBuf;
};
// initialize/cleanup SYSTEMWIDE library with life of this static.
static class RTransportGDrive_init {
public:
RTransportGDrive_init() {
}
~RTransportGDrive_init() {
}
} _rTransportGDrive_init;
static int my_fwrite(void *buffer, size_t size, size_t nmemb, void *stream) {
struct FtpFile *out=(struct FtpFile *)stream;
if (out && !out->stream && !out->destBuf) {
/* open file for writing */
out->stream=fopen(out->filename, "wb");
if (!out->stream)
return -1; /* failure, can't open file to write */
}
if (out->destBuf) {
int s = (int)out->destBuf->size();
out->destBuf->size(s+(size*nmemb));
memcpy(out->destBuf->getRawData()+s, buffer, size*nmemb);
return (int)nmemb;
}
return (int)fwrite(buffer, size, nmemb, out->stream);
}
struct MyProgressData {
StatusReporter *sr;
bool *term;
};
static int my_fprogress(void *clientp, double dltotal, double dlnow, double ultotal, double ulnow) {
if (clientp) {
MyProgressData *pd = (MyProgressData *)clientp;
SWLog::getSystemLog()->logDebug("CURLFTPTransport report progress: totalSize: %ld; xfered: %ld\n", (long)dltotal, (long)dlnow);
if (pd->sr) {
if (dltotal < 0) dltotal = 0;
if (dlnow < 0) dlnow = 0;
if (dlnow > dltotal) dlnow = dltotal;
pd->sr->update(dltotal, dlnow);
}
if (*(pd->term)) return 1;
}
return 0;
}
}
RTransportGDrive::RTransportGDrive(const char *host, StatusReporter *sr) : RemoteTransport(host, sr) {
// session open
}
RTransportGDrive::~RTransportGDrive() {
// session cleanup
}
char RTransportGDrive::putURL(const char *destURL, const char *sourcePath, SWBuf *sourceBuf) {
return RemoteTransport::putURL(destURL, sourcePath, sourceBuf);
}
char RTransportGDrive::getURL(const char *destPath, const char *sourceURL, SWBuf *destBuf) {
signed char retVal = 0;
struct FtpFile ftpfile = {destPath, 0, destBuf};
#if 0
if (session) {
CURLcode res;
struct MyProgressData pd;
pd.sr = statusReporter;
pd.term = &term;
curl_easy_setopt(session, CURLOPT_URL, sourceURL);
SWBuf credentials = u + ":" + p;
curl_easy_setopt(session, CURLOPT_USERPWD, credentials.c_str());
curl_easy_setopt(session, CURLOPT_WRITEFUNCTION, my_fwrite);
if (!passive)
curl_easy_setopt(session, CURLOPT_FTPPORT, "-");
curl_easy_setopt(session, CURLOPT_NOPROGRESS, 0);
curl_easy_setopt(session, CURLOPT_PROGRESSDATA, &pd);
curl_easy_setopt(session, CURLOPT_PROGRESSFUNCTION, my_fprogress);
curl_easy_setopt(session, CURLOPT_DEBUGFUNCTION, my_trace);
/* Set a pointer to our struct to pass to the callback */
curl_easy_setopt(session, CURLOPT_FILE, &ftpfile);
/* Switch on full protocol/debug output */
curl_easy_setopt(session, CURLOPT_VERBOSE, true);
curl_easy_setopt(session, CURLOPT_CONNECTTIMEOUT, 45);
/* FTP connection settings */
#if (LIBCURL_VERSION_MAJOR > 7) || \
((LIBCURL_VERSION_MAJOR == 7) && (LIBCURL_VERSION_MINOR > 10)) || \
((LIBCURL_VERSION_MAJOR == 7) && (LIBCURL_VERSION_MINOR == 10) && (LIBCURL_VERSION_PATCH >= 5))
# define EPRT_AVAILABLE 1
#endif
#ifdef EPRT_AVAILABLE
curl_easy_setopt(session, CURLOPT_FTP_USE_EPRT, 0);
SWLog::getSystemLog()->logDebug("***** using CURLOPT_FTP_USE_EPRT\n");
#endif
SWLog::getSystemLog()->logDebug("***** About to perform curl easy action. \n");
SWLog::getSystemLog()->logDebug("***** destPath: %s \n", destPath);
SWLog::getSystemLog()->logDebug("***** sourceURL: %s \n", sourceURL);
res = curl_easy_perform(session);
SWLog::getSystemLog()->logDebug("***** Finished performing curl easy action. \n");
// it seems CURL tries to use this option data later for some reason, so we unset here
curl_easy_setopt(session, CURLOPT_PROGRESSDATA, (void*)NULL);
if(CURLE_OK != res) {
retVal = -1;
}
}
#endif
if (ftpfile.stream)
fclose(ftpfile.stream); /* close the local file */
return retVal;
}
SWORD_NAMESPACE_END
|
