2 Copyright (C) 2015 Carl Hetherington <cth@carlh.net>
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 #include "compose.hpp"
25 #include "exceptions.h"
26 #include <curl/curl.h>
27 #include <boost/algorithm/string.hpp>
28 #include <boost/date_time/c_local_time_adjustor.hpp>
29 #include <boost/foreach.hpp>
34 using std::stringstream;
39 using boost::shared_ptr;
41 Emailer::Emailer (string from, string to, string subject, string body)
48 boost::algorithm::replace_all (_body, "\n", "\r\n");
52 Emailer::add_cc (string cc)
58 Emailer::add_bcc (string bcc)
64 Emailer::add_attachment (boost::filesystem::path attachment, string mime_type)
66 _attachments.push_back (make_pair (attachment, mime_type));
70 curl_data_shim (void* ptr, size_t size, size_t nmemb, void* userp)
72 return reinterpret_cast<Emailer*>(userp)->get_data (ptr, size, nmemb);
76 Emailer::get_data (void* ptr, size_t size, size_t nmemb)
78 size_t const t = min (_email.length() - _offset, size * nmemb);
79 memcpy (ptr, _email.substr(_offset, size * nmemb).c_str(), size * nmemb);
85 Emailer::send (shared_ptr<Job> job)
88 time_t now = time (0);
89 strftime (date_buffer, sizeof(date_buffer), "%a, %d %b %Y %H:%M:%S ", localtime (&now));
91 boost::posix_time::ptime const utc_now = boost::posix_time::second_clock::universal_time ();
92 boost::posix_time::ptime const local_now = boost::date_time::c_local_adjustor<boost::posix_time::ptime>::utc_to_local (utc_now);
93 boost::posix_time::time_duration offset = local_now - utc_now;
94 sprintf (date_buffer + strlen(date_buffer), "%s%02d%02d", (offset.hours() >= 0 ? "+" : "-"), abs (offset.hours()), offset.minutes());
98 email << "Date: " << date_buffer << "\r\n"
99 << "To: " << _to << "\r\n"
100 << "From: " << _from << "\r\n";
103 email << "Cc: " << address_list (_cc);
106 if (!_bcc.empty ()) {
107 email << "Bcc: " << address_list (_bcc);
110 string const chars = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890";
112 for (int i = 0; i < 32; ++i) {
113 boundary += chars[rand() % chars.length()];
116 if (!_attachments.empty ()) {
117 email << "MIME-Version: 1.0\r\n"
118 << "Content-Type: multipart/alternative; boundary=" << boundary << "\r\n";
121 email << "Subject: " << _subject << "\r\n"
122 << "User-Agent: DCP-o-matic\r\n"
125 if (!_attachments.empty ()) {
126 email << "--" << boundary << "\r\n"
127 << "Content-Type: text/plain; charset=utf-8\r\n\r\n";
132 for (list<pair<boost::filesystem::path, string> >::const_iterator i = _attachments.begin(); i != _attachments.end(); ++i) {
133 email << "\r\n\r\n--" << boundary << "\r\n"
134 << "Content-Type: " << i->second << "; name=" << i->first.leaf() << "\r\n"
135 << "Content-Transfer-Encoding: Base64\r\n"
136 << "Content-Disposition: attachment; filename=" << i->first.leaf() << "\r\n\r\n";
138 BIO* b64 = BIO_new (BIO_f_base64());
140 BIO* bio = BIO_new (BIO_s_mem());
141 bio = BIO_push (b64, bio);
143 Data data (i->first);
144 BIO_write (bio, data.data().get(), data.size());
145 (void) BIO_flush (bio);
148 long int bytes = BIO_get_mem_data (bio, &out);
149 email << string (out, bytes);
154 if (!_attachments.empty ()) {
155 email << "\r\n--" << boundary << "--\r\n";
158 _email = email.str ();
160 curl_global_init (CURL_GLOBAL_DEFAULT);
162 CURL* curl = curl_easy_init ();
164 throw NetworkError ("Could not initialise libcurl");
167 CURLM* mcurl = curl_multi_init ();
169 throw NetworkError ("Could not initialise libcurl");
172 curl_easy_setopt (curl, CURLOPT_URL, String::compose (
174 Config::instance()->mail_server().c_str(),
175 Config::instance()->mail_port()
178 if (!Config::instance()->mail_user().empty ()) {
179 curl_easy_setopt (curl, CURLOPT_USERNAME, Config::instance()->mail_user().c_str());
181 if (!Config::instance()->mail_password().empty ()) {
182 curl_easy_setopt (curl, CURLOPT_PASSWORD, Config::instance()->mail_password().c_str());
185 curl_easy_setopt (curl, CURLOPT_MAIL_FROM, _from.c_str());
187 struct curl_slist* recipients = curl_slist_append (0, _to.c_str());
188 BOOST_FOREACH (string i, _cc) {
189 recipients = curl_slist_append (recipients, i.c_str());
191 BOOST_FOREACH (string i, _bcc) {
192 recipients = curl_slist_append (recipients, i.c_str());
195 curl_easy_setopt (curl, CURLOPT_MAIL_RCPT, recipients);
197 curl_easy_setopt (curl, CURLOPT_READFUNCTION, curl_data_shim);
198 curl_easy_setopt (curl, CURLOPT_READDATA, this);
199 curl_easy_setopt (curl, CURLOPT_UPLOAD, 1L);
201 curl_easy_setopt (curl, CURLOPT_USE_SSL, (long) CURLUSESSL_TRY);
202 curl_easy_setopt (curl, CURLOPT_SSL_VERIFYPEER, 0L);
203 curl_easy_setopt (curl, CURLOPT_SSL_VERIFYHOST, 0L);
204 curl_easy_setopt (curl, CURLOPT_VERBOSE, 1L);
206 _notes_buffer.reset (new char[65536]);
207 FILE* notes = fmemopen (_notes_buffer.get(), 65536, "w");
208 curl_easy_setopt (curl, CURLOPT_STDERR, notes);
210 curl_multi_add_handle (mcurl, curl);
212 time_t start = time (0);
214 int still_running = 1;
215 curl_multi_perform (mcurl, &still_running);
217 while (still_running) {
227 struct timeval timeout;
231 long curl_timeout = -1;
232 curl_multi_timeout (mcurl, &curl_timeout);
233 if (curl_timeout >= 0) {
234 timeout.tv_sec = curl_timeout / 1000;
235 if (timeout.tv_sec > 1) {
238 timeout.tv_usec = (curl_timeout % 1000) * 1000;
243 CURLMcode mc = curl_multi_fdset (mcurl, &fdread, &fdwrite, &fdexcep, &maxfd);
245 if (mc != CURLM_OK) {
247 throw KDMError (String::compose ("Failed to send KDM email to %1", _to));
252 #ifdef DCPOMATIC_WINDOWS
256 struct timeval wait = { 0, 100 * 1000};
257 rc = select (0, 0, 0, 0, &wait);
260 rc = select (maxfd + 1, &fdread, &fdwrite, &fdexcep, &timeout);
264 throw KDMError ("Failed to send KDM email");
267 mc = curl_multi_perform (mcurl, &still_running);
268 if (mc != CURLM_OK) {
270 throw KDMError (String::compose ("Failed to send KDM email (%1)", curl_multi_strerror (mc)));
274 job->set_progress_unknown ();
277 if ((time(0) - start) > 10) {
279 throw KDMError (_("Failed to send KDM email (timed out)"));
285 CURLMsg* m = curl_multi_info_read (mcurl, &messages);
286 if (m && m->data.result != CURLE_OK) {
288 throw KDMError (String::compose ("Failed to send KDM email (%1)", curl_easy_strerror (m->data.result)));
290 } while (messages > 0);
292 /* XXX: we should do this stuff when an exception is thrown, but curl_multi_remove_handle
293 seems to hang if we try that.
296 curl_slist_free_all (recipients);
297 curl_multi_remove_handle (mcurl, curl);
298 curl_multi_cleanup (mcurl);
299 curl_easy_cleanup (curl);
300 curl_global_cleanup ();
306 Emailer::address_list (list<string> addresses)
309 BOOST_FOREACH (string i, addresses) {
313 return o.substr (0, o.length() - 2);
317 Emailer::notes () const
319 return string (_notes_buffer.get());