Dépollution des courriel par substitution des pièces jointes par un lien temporaire;
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////////////////////////////////////////////////////////////////////////////
// Copyright KAZ 2021 //
// //
// contact (at) kaz.bzh //
// //
// This software is a filter to shrink email by attachment extraction. //
// //
// This software is governed by the CeCILL-B license under French law and //
// abiding by the rules of distribution of free software. You can use, //
// modify and/or redistribute the software under the terms of the //
// CeCILL-B license as circulated by CEA, CNRS and INRIA at the following //
// URL "http://www.cecill.info". //
// //
// As a counterpart to the access to the source code and rights to copy, //
// modify and redistribute granted by the license, users are provided //
// only with a limited warranty and the software's author, the holder of //
// the economic rights, and the successive licensors have only limited //
// liability. //
// //
// In this respect, the user's attention is drawn to the risks associated //
// with loading, using, modifying and/or developing or reproducing the //
// software by the user in light of its specific status of free software, //
// that may mean that it is complicated to manipulate, and that also //
// therefore means that it is reserved for developers and experienced //
// professionals having in-depth computer knowledge. Users are therefore //
// encouraged to load and test the software's suitability as regards //
// their requirements in conditions enabling the security of their //
// systems and/or data to be ensured and, more generally, to use and //
// operate it in the same conditions as regards security. //
// //
// The fact that you are presently reading this means that you have had //
// knowledge of the CeCILL-B license and that you accept its terms. //
////////////////////////////////////////////////////////////////////////////
#define LAST_VERSION "1.1 2022-10-30 jirafeauAPI"
#include <iostream>
#include <string>
#include <curl/curl.h>
#include <chrono>
#include <boost/program_options.hpp>
#include <boost/filesystem.hpp>
#include "kazDebug.hpp"
#include "kazMisc.hpp"
#include "SizeArg.hpp"
using namespace std;
using namespace boost;
using namespace boost::program_options;
using namespace kaz;
namespace bfs = boost::filesystem;
// ================================================================================
static options_description mainDescription ("Main options", getCols ());
static options_description hide ("Hidded options", getCols ());
static char *prog = NULL;
// ================================================================================
void
usage (const string &msg = "", const bool &hidden = false) {
if (!msg.empty ()) {
cout << msg << endl;
exit (1);
}
cout << endl
<< "Usage: " << endl
<< " A) " << prog << " [-s size] [-t period] [-c content-type] [-n attachName] [-f server] send file [password] > url,delCode" << endl
<< " B) " << prog << " [-t period] [-f server] update ref > dealine" << endl
<< endl << " store ficle" << endl << endl
<< " A: send file (options : s, t)" << endl
<< " B: update deadline (options : t) " << endl
<< endl << mainDescription
<< endl;
if (hidden)
cout << hide << endl;
exit (0);
}
void
version () {
cout << LAST_VERSION << " KAZ team production (https://kaz.bzh/)" << endl;
exit (0);
}
static auto startPrg = std::chrono::high_resolution_clock::now ();
void
showTime (string msg) {
using namespace std::chrono;
static auto stopPrg = high_resolution_clock::now ();
cerr << msg << " done in " << ns2string (duration_cast<duration<double> > (stopPrg-startPrg).count ()) << endl;
}
// ================================================================================
static size_t
WriteCallback (void *contents, size_t size, size_t nmemb, void *userp) {
((std::string*) userp)->append ((char*) contents, size * nmemb);
return size * nmemb;
}
// ================================================================================
static const string inputFile = "input-file";
static const char *const inputFileC = inputFile.c_str ();
int
main (int argc, char** argv) {
// uncomment next line in case of debug parse options
// Log::debug = true;
DEF_LOG ("main:", "");
prog = argv [0];
bool
debugFlag (false),
helpFlag (false),
versionFlag (false),
useTheForceLuke (false);
enum JirCmd { SEND, UPDATE } jirCmd;
string
inputFileName,
password,
contentType,
attachName,
urlBase ("http://file.kaz.bzh"),
uploadPage ("/a.php"),
updatePage ("/a.php"),
minimumAvailability ("month"),
proxy;
SizeArg maxUploadSize ("100 Mi");
try {
mainDescription.add_options ()
("help,h", bool_switch (&helpFlag), "produce this help message")
("version,v", bool_switch (&versionFlag), "display version information")
("contentType,c", value<string> (&contentType)->default_value (contentType), "content-type of the sended file")
("attachName,n", value<string> (&attachName)->default_value (attachName), "force attachment name")
("minimumAvailability,t", value<string> (&minimumAvailability)->default_value (minimumAvailability), "minimum period of available download")
("maxUploadSize,s", value<SizeArg> (&maxUploadSize)->default_value (maxUploadSize), "maximum upload size")
("file server registery,f", value<string> (&urlBase)->default_value (urlBase), "server where file are temporary stored")
;
hide.add_options ()
("useTheForceLuke", bool_switch (&useTheForceLuke), "display hidded options")
("debug,g", bool_switch (&debugFlag), "debug mode")
("proxy,p", value<string> (&proxy)->default_value (proxy), "set proxy (proxy-host.org:8080)")
("uploadPage,u", value<string> (&uploadPage)->default_value (uploadPage), "upload page")
("updatePage,v", value<string> (&updatePage)->default_value (updatePage), "update page")
;
options_description cmd ("All options");
cmd.add (mainDescription).add (hide).add_options ()
(inputFileC, value<vector<string> > (), "input")
;
positional_options_description p;
p.add (inputFileC, -1);
variables_map vm;
basic_parsed_options<char> parsed = command_line_parser (argc, argv).options (cmd).positional (p).run ();
store (parsed, vm);
notify (vm);
if (debugFlag) {
#ifdef DISABLE_LOG
cerr << "No debug option available (was compiled with -DDISABLE_LOG)" << endl;
#endif
}
Log::debug = debugFlag;
if (useTheForceLuke)
usage ("", true);
if (versionFlag)
version ();
if (helpFlag)
usage ();
if (vm.count (inputFileC)) {
vector<string> var = vm[inputFileC].as<vector<string> > ();
int nbArgs = vm[inputFileC].as<vector<string> > ().size ();
if (!nbArgs)
usage ("No command");
if (var [0].compare ("send") == 0)
jirCmd = SEND;
else if (var [0].compare ("update") == 0)
jirCmd = UPDATE;
else
usage ("Unknown command ("+var [0]+")");
if (nbArgs < 2)
usage ("no input file");
inputFileName = var [1];
if (nbArgs == 3)
password = var [2];
if (nbArgs > 3)
usage ("Too much arguments");
}
} catch (std::exception &e) {
cerr << "error: " << e.what() << endl;
usage ();
return 1;
} catch (...) {
cerr << "Exception of unknown type!" << endl;
return 1;
}
if (inputFileName.empty ())
usage ("no input");
CURL *easyhandle = curl_easy_init ();
if (! easyhandle) {
cerr << "no curl" << endl;
return 1;
}
string readBuffer;
if (proxy.length ())
curl_easy_setopt(easyhandle, CURLOPT_PROXY, proxy.c_str ());
curl_easy_setopt (easyhandle, CURLOPT_WRITEFUNCTION, WriteCallback);
curl_easy_setopt (easyhandle, CURLOPT_WRITEDATA, &readBuffer);
curl_mime *multipart = curl_mime_init (easyhandle);
curl_mimepart *part = nullptr;
switch (jirCmd) {
case SEND: {
LOG ("SEND: " << (urlBase+uploadPage));
curl_easy_setopt (easyhandle, CURLOPT_URL, (urlBase+uploadPage).c_str ());
LOG ("maxUploadSize: " << maxUploadSize);
long uploadsize = (size_t) maxUploadSize;
curl_easy_setopt (easyhandle, CURLOPT_INFILESIZE, uploadsize);
LOG ("time: " << minimumAvailability);
part = curl_mime_addpart (multipart);
curl_mime_name (part, "time");
curl_mime_data (part, minimumAvailability.c_str (), CURL_ZERO_TERMINATED);
if (password.size ()) {
LOG ("key: " << password);
part = curl_mime_addpart (multipart);
curl_mime_name (part, "key");
curl_mime_data (part, password.c_str (), CURL_ZERO_TERMINATED);
}
LOG ("inputFileName: " << bfs::path (inputFileName).filename ());
part = curl_mime_addpart (multipart);
curl_mime_name (part, "file");
if (contentType.length ()) {
LOG ("contentType: " << contentType);
curl_mime_type (part, contentType.c_str ());
}
if (attachName.empty ()) {
attachName = bfs::path (inputFileName).filename ().c_str ();
LOG ("attachName: " << attachName);
}
curl_mime_filename (part, attachName.c_str ());
FILE *fp = fopen (inputFileName.c_str (), "r");
fseek (fp, 0L, SEEK_END);
long int fsize (ftell (fp));
fseek (fp, 0L, SEEK_SET);
curl_mime_data_cb (part, fsize,
(curl_read_callback) fread,
(curl_seek_callback) fseek,
NULL, //(curl_seek_callback) fclose,
fp);
}
break;
case UPDATE: {
LOG ("UPDATE: " << (urlBase+updatePage));
curl_easy_setopt (easyhandle, CURLOPT_URL, (urlBase+updatePage).c_str ());
LOG ("h: " << inputFileName);
part = curl_mime_addpart (multipart);
curl_mime_name (part, "h");
curl_mime_data (part, inputFileName.c_str (), CURL_ZERO_TERMINATED);
LOG ("u: " << minimumAvailability);
part = curl_mime_addpart (multipart);
curl_mime_name (part, "u");
curl_mime_data (part, minimumAvailability.c_str (), CURL_ZERO_TERMINATED);
}
break;
}
curl_easy_setopt (easyhandle, CURLOPT_MIMEPOST, multipart);
CURLcode res (curl_easy_perform (easyhandle));
curl_easy_cleanup (easyhandle);
cout << readBuffer << endl;
showTime ("Upload");
if (res != CURLE_OK)
cerr << prog << " failed: " << curl_easy_strerror (res) << endl;
return 0;
}
// ================================================================================