src/send.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2001 Hiroyuki Yamamoto
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  18  */
  19
  20 #ifdef HAVE_CONFIG_H
  21 #  include "config.h"
  22 #endif
  23
  24 #include "defs.h"
  25
  26 #include <glib.h>
  27 #include <gtk/gtkmain.h>
  28 #include <gtk/gtksignal.h>
  29 #include <gtk/gtkwindow.h>
  30 #include <gtk/gtkclist.h>
  31 #include <stdio.h>
  32 #include <string.h>
  33 #include <sys/time.h>
  34 #include <unistd.h>
  35
  36 #include "intl.h"
  37 #include "send.h"
  38 #include "socket.h"
  39 #include "ssl.h"
  40 #include "smtp.h"
  41 #include "esmtp.h"
  42 #include "prefs_account.h"
  43 #include "account.h"
  44 #include "compose.h"
  45 #include "progressdialog.h"
  46 #include "manage_window.h"
  47 #include "procmsg.h"
  48 #include "procheader.h"
  49 #include "utils.h"
  50 #include "gtkutils.h"
  51
  52 #define SMTP_PORT       25
  53 #if USE_SSL
  54 #define SSMTP_PORT      465
  55 #endif
  56
  57 typedef struct _SendProgressDialog      SendProgressDialog;
  58
  59 struct _SendProgressDialog
  60 {
  61         ProgressDialog *dialog;
  62         GList *queue_list;
  63         gboolean cancelled;
  64 };
  65
  66 #if USE_SSL
  67 static gint send_message_smtp   (GSList *to_list, const gchar *from,
  68                                  const gchar *server, gushort port,
  69                                  const gchar *domain, const gchar *userid,
  70                                  const gchar *passwd, gboolean use_smtp_auth,
  71                                  SSLSMTPType ssl_type, FILE *fp);
  72 static SockInfo *send_smtp_open (const gchar *server, gushort port,
  73                                  const gchar *domain, gboolean use_smtp_auth,
  74                                  SSLSMTPType ssl_type);
  75 #else
  76 static gint send_message_smtp   (GSList *to_list, const gchar *from,
  77                                  const gchar *server, gushort port,
  78                                  const gchar *domain, const gchar *userid,
  79                                  const gchar *passwd, gboolean use_smtp_auth,
  80                                  FILE *fp);
  81 static SockInfo *send_smtp_open (const gchar *server, gushort port,
  82                                  const gchar *domain, gboolean use_smtp_auth);
  83 #endif
  84
  85 static SendProgressDialog *send_progress_dialog_create(void);
  86 static void send_progress_dialog_destroy(SendProgressDialog *dialog);
  87 static void send_cancel(GtkWidget *widget, gpointer data);
  88
  89 static gint send_message_with_command(GSList *to_list, gchar * mailcmd,
  90                                       FILE * fp);
  91
  92 gint send_message(const gchar *file, PrefsAccount *ac_prefs, GSList *to_list)
  93 {
  94         FILE *fp;
  95         gint val;
  96         gushort port;
  97         gchar *domain;
  98
  99         g_return_val_if_fail(file != NULL, -1);
 100         g_return_val_if_fail(ac_prefs != NULL, -1);
 101         g_return_val_if_fail(to_list != NULL, -1);
 102
 103         if ((fp = fopen(file, "r")) == NULL) {
 104                 FILE_OP_ERROR(file, "fopen");
 105                 return -1;
 106         }
 107
 108         if (ac_prefs->protocol == A_LOCAL && ac_prefs->use_mail_command) {
 109                 val = send_message_with_command(to_list,
 110                                                 ac_prefs->mail_command,
 111                                                 fp);
 112         } else {
 113 #if USE_SSL
 114         port = ac_prefs->set_smtpport ? ac_prefs->smtpport :
 115                 ac_prefs->ssl_smtp == SSL_SMTP_TUNNEL ? SSMTP_PORT : SMTP_PORT;
 116 #else
 117         port = ac_prefs->set_smtpport ? ac_prefs->smtpport : SMTP_PORT;
 118 #endif
 119         domain = ac_prefs->set_domain ? ac_prefs->domain : NULL;
 120
 121 #if USE_SSL
 122         val = send_message_smtp(to_list, ac_prefs->address,
 123                                 ac_prefs->smtp_server, port, domain,
 124                                 ac_prefs->userid, ac_prefs->passwd,
 125                                 ac_prefs->use_smtp_auth, ac_prefs->ssl_smtp,
 126                                 fp);
 127 #else
 128         val = send_message_smtp(to_list, ac_prefs->address,
 129                                 ac_prefs->smtp_server, port, domain,
 130                                 ac_prefs->userid, ac_prefs->passwd,
 131                                 ac_prefs->use_smtp_auth, fp);
 132 #endif
 133         }
 134
 135         fclose(fp);
 136         return val;
 137 }
 138
 139 enum
 140 {
 141         Q_SENDER     = 0,
 142         Q_SMTPSERVER = 1,
 143         Q_RECIPIENTS = 2
 144 };
 145
 146 static gint send_message_with_command(GSList *to_list, gchar * mailcmd,
 147                                       FILE * fp)
 148 {
 149         FILE * p;
 150         int len;
 151         gchar * cmdline;
 152         GSList *cur;
 153         gchar buf[BUFFSIZE];
 154
 155         len = strlen(mailcmd);
 156         for (cur = to_list; cur != NULL; cur = cur->next)
 157                 len += strlen((gchar *)cur->data) + 1;
 158
 159         cmdline = g_new(gchar, len + 1);
 160         strcpy(cmdline, mailcmd);
 161
 162         for (cur = to_list; cur != NULL; cur = cur->next) {
 163                 cmdline = strncat(cmdline, " ", len);
 164                 cmdline = strncat(cmdline, (gchar *)cur->data, len);
 165         }
 166
 167         log_message(_("Using command to send mail: %s ...\n"), cmdline);
 168
 169         p = popen(cmdline, "w");
 170         if (p != NULL) {
 171                 while (fgets(buf, sizeof(buf), fp) != NULL) {
 172                         strretchomp(buf);
 173
 174                         /* escape when a dot appears on the top */
 175                         if (buf[0] == '.')
 176                                 fputs(".", p);
 177
 178                         fputs(buf, p);
 179                         fputs("\n", p);
 180                 }
 181                 pclose(p);
 182         }
 183
 184         log_message(_("Mail sent successfully ...\n"));
 185
 186         return 0;
 187 }
 188
 189 gint send_message_queue(const gchar *file)
 190 {
 191         static HeaderEntry qentry[] = {{"S:",   NULL, FALSE},
 192                                        {"SSV:", NULL, FALSE},
 193                                        {"R:",   NULL, FALSE},
 194                                        {NULL,   NULL, FALSE}};
 195         FILE *fp;
 196         gint val;
 197         gchar *from = NULL;
 198         gchar *server = NULL;
 199         GSList *to_list = NULL;
 200         gchar buf[BUFFSIZE];
 201         gint hnum;
 202
 203         g_return_val_if_fail(file != NULL, -1);
 204
 205         if ((fp = fopen(file, "r")) == NULL) {
 206                 FILE_OP_ERROR(file, "fopen");
 207                 return -1;
 208         }
 209
 210         while ((hnum = procheader_get_one_field(buf, sizeof(buf), fp, qentry))
 211                != -1) {
 212                 gchar *p = buf + strlen(qentry[hnum].name);
 213
 214                 switch (hnum) {
 215                 case Q_SENDER:
 216                         if (!from) from = g_strdup(p);
 217                         break;
 218                 case Q_SMTPSERVER:
 219                         if (!server) server = g_strdup(p);
 220                         break;
 221                 case Q_RECIPIENTS:
 222                         to_list = address_list_append(to_list, p);
 223                         break;
 224                 default:
 225                 }
 226         }
 227
 228         if (!to_list || !from || !server) {
 229                 g_warning(_("Queued message header is broken.\n"));
 230                 val = -1;
 231         } else {
 232                 gushort port;
 233                 gchar *domain;
 234                 PrefsAccount *ac;
 235
 236                 ac = account_find_from_smtp_server(from, server);
 237                 if (!ac) {
 238                         g_warning(_("Account not found. Using current account...\n"));
 239                         ac = cur_account;
 240                 }
 241
 242                 if (ac) {
 243 #if USE_SSL
 244                         port = ac->set_smtpport ? ac->smtpport :
 245                                 ac->ssl_smtp == SSL_SMTP_TUNNEL ?
 246                                 SSMTP_PORT : SMTP_PORT;
 247 #else
 248                         port = ac->set_smtpport ? ac->smtpport : SMTP_PORT;
 249 #endif
 250                         domain = ac->set_domain ? ac->domain : NULL;
 251 #if USE_SSL
 252                         val = send_message_smtp
 253                                 (to_list, from, server, port, domain,
 254                                  ac->userid, ac->passwd, ac->use_smtp_auth,
 255                                  ac->ssl_smtp, fp);
 256 #else
 257                         val = send_message_smtp
 258                                 (to_list, from, server, port, domain,
 259                                  ac->userid, ac->passwd, ac->use_smtp_auth, fp);
 260 #endif
 261                 } else {
 262                         g_warning(_("Account not found.\n"));
 263 #if USE_SSL
 264                         val = send_message_smtp
 265                                 (to_list, from, server, SMTP_PORT, NULL,
 266                                  NULL, NULL, FALSE, FALSE, fp);
 267 #else
 268                         val = send_message_smtp
 269                                 (to_list, from, server, SMTP_PORT, NULL,
 270                                  NULL, NULL, FALSE, fp);
 271 #endif
 272                 }
 273         }
 274
 275         slist_free_strings(to_list);
 276         g_slist_free(to_list);
 277         g_free(from);
 278         g_free(server);
 279         fclose(fp);
 280
 281         return val;
 282 }
 283
 284 #define EXIT_IF_CANCELLED() \
 285 { \
 286         if (dialog->cancelled) { \
 287                 sock_close(smtp_sock); \
 288                 send_progress_dialog_destroy(dialog); \
 289                 return -1; \
 290         } \
 291 }
 292
 293 #define SEND_EXIT_IF_ERROR(f, s) \
 294 { \
 295         EXIT_IF_CANCELLED(); \
 296         if (!(f)) { \
 297                 log_warning("Error occurred while %s\n", s); \
 298                 sock_close(smtp_sock); \
 299                 send_progress_dialog_destroy(dialog); \
 300                 return -1; \
 301         } \
 302 }
 303
 304 #define SEND_EXIT_IF_NOTOK(f, s) \
 305 { \
 306         EXIT_IF_CANCELLED(); \
 307         if ((f) != SM_OK) { \
 308                 log_warning("Error occurred while %s\n", s); \
 309                 if (smtp_quit(smtp_sock) != SM_OK) \
 310                         log_warning("Error occurred while sending QUIT\n"); \
 311                 sock_close(smtp_sock); \
 312                 send_progress_dialog_destroy(dialog); \
 313                 return -1; \
 314         } \
 315 }
 316
 317 #if USE_SSL
 318 static gint send_message_smtp(GSList *to_list, const gchar *from,
 319                               const gchar *server, gushort port,
 320                               const gchar *domain, const gchar *userid,
 321                               const gchar *passwd, gboolean use_smtp_auth,
 322                               SSLSMTPType ssl_type, FILE *fp)
 323 #else
 324 static gint send_message_smtp(GSList *to_list, const gchar *from,
 325                               const gchar *server, gushort port,
 326                               const gchar *domain, const gchar *userid,
 327                               const gchar *passwd, gboolean use_smtp_auth,
 328                               FILE *fp)
 329 #endif
 330 {
 331         SockInfo *smtp_sock = NULL;
 332         SendProgressDialog *dialog;
 333         GtkCList *clist;
 334         const gchar *text[3];
 335         gchar buf[BUFFSIZE];
 336         gchar str[BUFFSIZE];
 337         GSList *cur;
 338         gint size;
 339         gint bytes = 0;
 340         struct timeval tv_prev, tv_cur;
 341
 342         g_return_val_if_fail(to_list != NULL, -1);
 343         g_return_val_if_fail(from != NULL, -1);
 344         g_return_val_if_fail(server != NULL, -1);
 345         g_return_val_if_fail(fp != NULL, -1);
 346
 347         size = get_left_file_size(fp);
 348         if (size < 0) return -1;
 349
 350         dialog = send_progress_dialog_create();
 351
 352         text[0] = NULL;
 353         text[1] = server;
 354         text[2] = _("Standby");
 355         clist = GTK_CLIST(dialog->dialog->clist);
 356         gtk_clist_append(clist, (gchar **)text);
 357
 358         g_snprintf(buf, sizeof(buf), _("Connecting to SMTP server: %s ..."),
 359                    server);
 360         log_message("%s\n", buf);
 361         progress_dialog_set_label(dialog->dialog, buf);
 362         gtk_clist_set_text(clist, 0, 2, _("Connecting"));
 363         GTK_EVENTS_FLUSH();
 364
 365 #if USE_SSL
 366         SEND_EXIT_IF_ERROR((smtp_sock = send_smtp_open
 367                                 (server, port, domain, use_smtp_auth, ssl_type)),
 368                            "connecting to server");
 369 #else
 370         SEND_EXIT_IF_ERROR((smtp_sock = send_smtp_open
 371                                 (server, port, domain, use_smtp_auth)),
 372                            "connecting to server");
 373 #endif
 374
 375         progress_dialog_set_label(dialog->dialog, _("Sending MAIL FROM..."));
 376         gtk_clist_set_text(clist, 0, 2, _("Sending"));
 377         GTK_EVENTS_FLUSH();
 378
 379         SEND_EXIT_IF_NOTOK
 380                 (smtp_from(smtp_sock, from, userid, passwd, use_smtp_auth),
 381                  "sending MAIL FROM");
 382
 383         progress_dialog_set_label(dialog->dialog, _("Sending RCPT TO..."));
 384         GTK_EVENTS_FLUSH();
 385
 386         for (cur = to_list; cur != NULL; cur = cur->next)
 387                 SEND_EXIT_IF_NOTOK(smtp_rcpt(smtp_sock, (gchar *)cur->data),
 388                                    "sending RCPT TO");
 389
 390         progress_dialog_set_label(dialog->dialog, _("Sending DATA..."));
 391         GTK_EVENTS_FLUSH();
 392
 393         SEND_EXIT_IF_NOTOK(smtp_data(smtp_sock), "sending DATA");
 394
 395         gettimeofday(&tv_prev, NULL);
 396
 397         /* send main part */
 398         while (fgets(buf, sizeof(buf), fp) != NULL) {
 399                 bytes += strlen(buf);
 400                 strretchomp(buf);
 401
 402                 gettimeofday(&tv_cur, NULL);
 403                 if (tv_cur.tv_sec - tv_prev.tv_sec > 0 ||
 404                     tv_cur.tv_usec - tv_prev.tv_usec > UI_REFRESH_INTERVAL) {
 405                         g_snprintf(str, sizeof(str),
 406                                    _("Sending message (%d / %d bytes)"),
 407                                    bytes, size);
 408                         progress_dialog_set_label(dialog->dialog, str);
 409                         progress_dialog_set_percentage
 410                                 (dialog->dialog, (gfloat)bytes / (gfloat)size);
 411                         GTK_EVENTS_FLUSH();
 412                         gettimeofday(&tv_prev, NULL);
 413                 }
 414
 415                 /* escape when a dot appears on the top */
 416                 if (buf[0] == '.')
 417                         SEND_EXIT_IF_ERROR(sock_write(smtp_sock, ".", 1),
 418                                            "sending data");
 419
 420                 SEND_EXIT_IF_ERROR(sock_puts(smtp_sock, buf), "sending data");
 421         }
 422
 423         progress_dialog_set_label(dialog->dialog, _("Quitting..."));
 424         GTK_EVENTS_FLUSH();
 425
 426         SEND_EXIT_IF_NOTOK(smtp_eom(smtp_sock), "terminating data");
 427         SEND_EXIT_IF_NOTOK(smtp_quit(smtp_sock), "sending QUIT");
 428
 429         sock_close(smtp_sock);
 430         send_progress_dialog_destroy(dialog);
 431
 432         return 0;
 433 }
 434
 435 #if USE_SSL
 436 static SockInfo *send_smtp_open(const gchar *server, gushort port,
 437                                 const gchar *domain, gboolean use_smtp_auth,
 438                                 SSLSMTPType ssl_type)
 439 #else
 440 static SockInfo *send_smtp_open(const gchar *server, gushort port,
 441                                 const gchar *domain, gboolean use_smtp_auth)
 442 #endif
 443 {
 444         SockInfo *sock;
 445         gint val;
 446
 447         g_return_val_if_fail(server != NULL, NULL);
 448
 449         if ((sock = sock_connect(server, port)) == NULL) {
 450                 log_warning(_("Can't connect to SMTP server: %s:%d\n"),
 451                             server, port);
 452                 return NULL;
 453         }
 454
 455 #if USE_SSL
 456         if (ssl_type == SSL_SMTP_TUNNEL && !ssl_init_socket(sock)) {
 457                 log_warning(_("SSL connection failed"));
 458                 sock_close(sock);
 459                 return NULL;
 460         }
 461 #endif
 462
 463         if (smtp_ok(sock) != SM_OK) {
 464                 log_warning(_("Error occurred while connecting to %s:%d\n"),
 465                             server, port);
 466                 sock_close(sock);
 467                 return NULL;
 468         }
 469
 470 #if USE_SSL
 471         val = smtp_helo(sock, domain ? domain : get_domain_name(),
 472                         use_smtp_auth || ssl_type == SSL_SMTP_STARTTLS);
 473 #else
 474         val = smtp_helo(sock, domain ? domain : get_domain_name(),
 475                         use_smtp_auth);
 476 #endif
 477
 478         if (val != SM_OK) {
 479                 log_warning(_("Error occurred while sending HELO\n"));
 480                 sock_close(sock);
 481                 return NULL;
 482         }
 483
 484 #if USE_SSL
 485         if (ssl_type == SSL_SMTP_STARTTLS) {
 486                 val = esmtp_starttls(sock);
 487                 if (val != SM_OK) {
 488                         log_warning(_("Error occurred while sending STARTTLS\n"));
 489                         sock_close(sock);
 490                         return NULL;
 491                 }
 492                 if (!ssl_init_socket_with_method(sock, SSL_METHOD_TLSv1)) {
 493                         sock_close(sock);
 494                         return NULL;
 495                 }
 496                 val = esmtp_ehlo(sock, domain ? domain : get_domain_name());
 497                 if (val != SM_OK) {
 498                         log_warning(_("Error occurred while sending EHLO\n"));
 499                         sock_close(sock);
 500                         return NULL;
 501                 }
 502         }
 503 #endif
 504
 505         return sock;
 506 }
 507
 508
 509 static SendProgressDialog *send_progress_dialog_create(void)
 510 {
 511         SendProgressDialog *dialog;
 512         ProgressDialog *progress;
 513
 514         dialog = g_new0(SendProgressDialog, 1);
 515
 516         progress = progress_dialog_create();
 517         gtk_window_set_title(GTK_WINDOW(progress->window),
 518                              _("Sending message"));
 519         gtk_signal_connect(GTK_OBJECT(progress->cancel_btn), "clicked",
 520                            GTK_SIGNAL_FUNC(send_cancel), dialog);
 521         gtk_signal_connect(GTK_OBJECT(progress->window), "delete_event",
 522                            GTK_SIGNAL_FUNC(gtk_true), NULL);
 523         gtk_window_set_modal(GTK_WINDOW(progress->window), TRUE);
 524         manage_window_set_transient(GTK_WINDOW(progress->window));
 525
 526         progress_dialog_set_value(progress, 0.0);
 527
 528         gtk_widget_show_now(progress->window);
 529
 530         dialog->dialog = progress;
 531         dialog->queue_list = NULL;
 532         dialog->cancelled = FALSE;
 533
 534         return dialog;
 535 }
 536
 537 static void send_progress_dialog_destroy(SendProgressDialog *dialog)
 538 {
 539         g_return_if_fail(dialog != NULL);
 540
 541         progress_dialog_destroy(dialog->dialog);
 542         g_free(dialog);
 543 }
 544
 545 static void send_cancel(GtkWidget *widget, gpointer data)
 546 {
 547         SendProgressDialog *dialog = data;
 548
 549         dialog->cancelled = TRUE;
 550 }