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         Q_ACCOUNT_ID = 3
 145 };
 146
 147 static gint send_message_with_command(GSList *to_list, gchar * mailcmd,
 148                                       FILE * fp)
 149 {
 150         FILE * p;
 151         int len;
 152         gchar * cmdline;
 153         GSList *cur;
 154         gchar buf[BUFFSIZE];
 155
 156         len = strlen(mailcmd);
 157         for (cur = to_list; cur != NULL; cur = cur->next)
 158                 len += strlen((gchar *)cur->data) + 1;
 159
 160         cmdline = g_new(gchar, len + 1);
 161         strcpy(cmdline, mailcmd);
 162
 163         for (cur = to_list; cur != NULL; cur = cur->next) {
 164                 cmdline = strncat(cmdline, " ", len);
 165                 cmdline = strncat(cmdline, (gchar *)cur->data, len);
 166         }
 167
 168         log_message(_("Using command to send mail: %s ...\n"), cmdline);
 169
 170         p = popen(cmdline, "w");
 171         if (p != NULL) {
 172                 while (fgets(buf, sizeof(buf), fp) != NULL) {
 173                         strretchomp(buf);
 174
 175                         /* escape when a dot appears on the top */
 176                         if (buf[0] == '.')
 177                                 fputs(".", p);
 178
 179                         fputs(buf, p);
 180                         fputs("\n", p);
 181                 }
 182                 pclose(p);
 183         }
 184
 185         log_message(_("Mail sent successfully ...\n"));
 186
 187         return 0;
 188 }
 189
 190 gint send_message_queue(const gchar *file)
 191 {
 192         static HeaderEntry qentry[] = {{"S:",   NULL, FALSE},
 193                                        {"SSV:", NULL, FALSE},
 194                                        {"R:",   NULL, FALSE},
 195                                        {"AID:", NULL, FALSE},
 196                                        {NULL,   NULL, FALSE}};
 197         FILE *fp;
 198         gint val;
 199         gchar *from = NULL;
 200         gchar *server = NULL;
 201         GSList *to_list = NULL;
 202         gchar buf[BUFFSIZE];
 203         gint hnum;
 204         PrefsAccount *ac = NULL;
 205
 206         g_return_val_if_fail(file != NULL, -1);
 207
 208         if ((fp = fopen(file, "r")) == NULL) {
 209                 FILE_OP_ERROR(file, "fopen");
 210                 return -1;
 211         }
 212
 213         while ((hnum = procheader_get_one_field(buf, sizeof(buf), fp, qentry))
 214                != -1) {
 215                 gchar *p = buf + strlen(qentry[hnum].name);
 216
 217                 switch (hnum) {
 218                 case Q_SENDER:
 219                         if (!from) from = g_strdup(p);
 220                         break;
 221                 case Q_SMTPSERVER:
 222                         if (!server) server = g_strdup(p);
 223                         break;
 224                 case Q_RECIPIENTS:
 225                         to_list = address_list_append(to_list, p);
 226                         break;
 227                 case Q_ACCOUNT_ID:
 228                         ac = account_find_from_id(atoi(p));
 229                         break;
 230                 default:
 231                 }
 232         }
 233
 234         if (!to_list || !from) {
 235                 g_warning(_("Queued message header is broken.\n"));
 236                 val = -1;
 237         } else {
 238                 gushort port;
 239                 gchar *domain;
 240
 241                 if (!ac) {
 242                         ac = account_find_from_smtp_server(from, server);
 243                         if (!ac) {
 244                                 g_warning(_("Account not found. "
 245                                             "Using current account...\n"));
 246                                 ac = cur_account;
 247                         }
 248                 }
 249
 250                 if (ac) {
 251 #if USE_SSL
 252                         port = ac->set_smtpport ? ac->smtpport :
 253                                 ac->ssl_smtp == SSL_SMTP_TUNNEL ?
 254                                 SSMTP_PORT : SMTP_PORT;
 255 #else
 256                         port = ac->set_smtpport ? ac->smtpport : SMTP_PORT;
 257 #endif
 258                         domain = ac->set_domain ? ac->domain : NULL;
 259 #if USE_SSL
 260                         val = send_message_smtp
 261                                 (to_list, from, ac->smtp_server, port, domain,
 262                                  ac->userid, ac->passwd, ac->use_smtp_auth,
 263                                  ac->ssl_smtp, fp);
 264 #else
 265                         val = send_message_smtp
 266                                 (to_list, from, ac->smtp_server, port, domain,
 267                                  ac->userid, ac->passwd, ac->use_smtp_auth, fp);
 268 #endif
 269                 } else {
 270                         g_warning(_("Account not found.\n"));
 271 #if USE_SSL
 272                         val = send_message_smtp
 273                                 (to_list, from, server, SMTP_PORT, NULL,
 274                                  NULL, NULL, FALSE, FALSE, fp);
 275 #else
 276                         val = send_message_smtp
 277                                 (to_list, from, server, SMTP_PORT, NULL,
 278                                  NULL, NULL, FALSE, fp);
 279 #endif
 280                 }
 281         }
 282
 283         slist_free_strings(to_list);
 284         g_slist_free(to_list);
 285         g_free(from);
 286         g_free(server);
 287         fclose(fp);
 288
 289         return val;
 290 }
 291
 292 #define EXIT_IF_CANCELLED() \
 293 { \
 294         if (dialog->cancelled) { \
 295                 sock_close(smtp_sock); \
 296                 send_progress_dialog_destroy(dialog); \
 297                 return -1; \
 298         } \
 299 }
 300
 301 #define SEND_EXIT_IF_ERROR(f, s) \
 302 { \
 303         EXIT_IF_CANCELLED(); \
 304         if (!(f)) { \
 305                 log_warning("Error occurred while %s\n", s); \
 306                 sock_close(smtp_sock); \
 307                 send_progress_dialog_destroy(dialog); \
 308                 return -1; \
 309         } \
 310 }
 311
 312 #define SEND_EXIT_IF_NOTOK(f, s) \
 313 { \
 314         EXIT_IF_CANCELLED(); \
 315         if ((f) != SM_OK) { \
 316                 log_warning("Error occurred while %s\n", s); \
 317                 if (smtp_quit(smtp_sock) != SM_OK) \
 318                         log_warning("Error occurred while sending QUIT\n"); \
 319                 sock_close(smtp_sock); \
 320                 send_progress_dialog_destroy(dialog); \
 321                 return -1; \
 322         } \
 323 }
 324
 325 #if USE_SSL
 326 static gint send_message_smtp(GSList *to_list, const gchar *from,
 327                               const gchar *server, gushort port,
 328                               const gchar *domain, const gchar *userid,
 329                               const gchar *passwd, gboolean use_smtp_auth,
 330                               SSLSMTPType ssl_type, FILE *fp)
 331 #else
 332 static gint send_message_smtp(GSList *to_list, const gchar *from,
 333                               const gchar *server, gushort port,
 334                               const gchar *domain, const gchar *userid,
 335                               const gchar *passwd, gboolean use_smtp_auth,
 336                               FILE *fp)
 337 #endif
 338 {
 339         SockInfo *smtp_sock = NULL;
 340         SendProgressDialog *dialog;
 341         GtkCList *clist;
 342         const gchar *text[3];
 343         gchar buf[BUFFSIZE];
 344         gchar str[BUFFSIZE];
 345         GSList *cur;
 346         gint size;
 347         gint bytes = 0;
 348         struct timeval tv_prev, tv_cur;
 349
 350         g_return_val_if_fail(to_list != NULL, -1);
 351         g_return_val_if_fail(from != NULL, -1);
 352         g_return_val_if_fail(server != NULL, -1);
 353         g_return_val_if_fail(fp != NULL, -1);
 354
 355         size = get_left_file_size(fp);
 356         if (size < 0) return -1;
 357
 358         dialog = send_progress_dialog_create();
 359
 360         text[0] = NULL;
 361         text[1] = server;
 362         text[2] = _("Standby");
 363         clist = GTK_CLIST(dialog->dialog->clist);
 364         gtk_clist_append(clist, (gchar **)text);
 365
 366         g_snprintf(buf, sizeof(buf), _("Connecting to SMTP server: %s ..."),
 367                    server);
 368         log_message("%s\n", buf);
 369         progress_dialog_set_label(dialog->dialog, buf);
 370         gtk_clist_set_text(clist, 0, 2, _("Connecting"));
 371         GTK_EVENTS_FLUSH();
 372
 373 #if USE_SSL
 374         SEND_EXIT_IF_ERROR((smtp_sock = send_smtp_open
 375                                 (server, port, domain, use_smtp_auth, ssl_type)),
 376                            "connecting to server");
 377 #else
 378         SEND_EXIT_IF_ERROR((smtp_sock = send_smtp_open
 379                                 (server, port, domain, use_smtp_auth)),
 380                            "connecting to server");
 381 #endif
 382
 383         progress_dialog_set_label(dialog->dialog, _("Sending MAIL FROM..."));
 384         gtk_clist_set_text(clist, 0, 2, _("Sending"));
 385         GTK_EVENTS_FLUSH();
 386
 387         SEND_EXIT_IF_NOTOK
 388                 (smtp_from(smtp_sock, from, userid, passwd, use_smtp_auth),
 389                  "sending MAIL FROM");
 390
 391         progress_dialog_set_label(dialog->dialog, _("Sending RCPT TO..."));
 392         GTK_EVENTS_FLUSH();
 393
 394         for (cur = to_list; cur != NULL; cur = cur->next)
 395                 SEND_EXIT_IF_NOTOK(smtp_rcpt(smtp_sock, (gchar *)cur->data),
 396                                    "sending RCPT TO");
 397
 398         progress_dialog_set_label(dialog->dialog, _("Sending DATA..."));
 399         GTK_EVENTS_FLUSH();
 400
 401         SEND_EXIT_IF_NOTOK(smtp_data(smtp_sock), "sending DATA");
 402
 403         gettimeofday(&tv_prev, NULL);
 404
 405         /* send main part */
 406         while (fgets(buf, sizeof(buf), fp) != NULL) {
 407                 bytes += strlen(buf);
 408                 strretchomp(buf);
 409
 410                 gettimeofday(&tv_cur, NULL);
 411                 if (tv_cur.tv_sec - tv_prev.tv_sec > 0 ||
 412                     tv_cur.tv_usec - tv_prev.tv_usec > UI_REFRESH_INTERVAL) {
 413                         g_snprintf(str, sizeof(str),
 414                                    _("Sending message (%d / %d bytes)"),
 415                                    bytes, size);
 416                         progress_dialog_set_label(dialog->dialog, str);
 417                         progress_dialog_set_percentage
 418                                 (dialog->dialog, (gfloat)bytes / (gfloat)size);
 419                         GTK_EVENTS_FLUSH();
 420                         gettimeofday(&tv_prev, NULL);
 421                 }
 422
 423                 /* escape when a dot appears on the top */
 424                 if (buf[0] == '.')
 425                         SEND_EXIT_IF_ERROR(sock_write(smtp_sock, ".", 1),
 426                                            "sending data");
 427
 428                 SEND_EXIT_IF_ERROR(sock_puts(smtp_sock, buf), "sending data");
 429         }
 430
 431         progress_dialog_set_label(dialog->dialog, _("Quitting..."));
 432         GTK_EVENTS_FLUSH();
 433
 434         SEND_EXIT_IF_NOTOK(smtp_eom(smtp_sock), "terminating data");
 435         SEND_EXIT_IF_NOTOK(smtp_quit(smtp_sock), "sending QUIT");
 436
 437         sock_close(smtp_sock);
 438         send_progress_dialog_destroy(dialog);
 439
 440         return 0;
 441 }
 442
 443 #if USE_SSL
 444 static SockInfo *send_smtp_open(const gchar *server, gushort port,
 445                                 const gchar *domain, gboolean use_smtp_auth,
 446                                 SSLSMTPType ssl_type)
 447 #else
 448 static SockInfo *send_smtp_open(const gchar *server, gushort port,
 449                                 const gchar *domain, gboolean use_smtp_auth)
 450 #endif
 451 {
 452         SockInfo *sock;
 453         gint val;
 454
 455         g_return_val_if_fail(server != NULL, NULL);
 456
 457         if ((sock = sock_connect(server, port)) == NULL) {
 458                 log_warning(_("Can't connect to SMTP server: %s:%d\n"),
 459                             server, port);
 460                 return NULL;
 461         }
 462
 463 #if USE_SSL
 464         if (ssl_type == SSL_SMTP_TUNNEL && !ssl_init_socket(sock)) {
 465                 log_warning(_("SSL connection failed"));
 466                 sock_close(sock);
 467                 return NULL;
 468         }
 469 #endif
 470
 471         if (smtp_ok(sock) != SM_OK) {
 472                 log_warning(_("Error occurred while connecting to %s:%d\n"),
 473                             server, port);
 474                 sock_close(sock);
 475                 return NULL;
 476         }
 477
 478 #if USE_SSL
 479         val = smtp_helo(sock, domain ? domain : get_domain_name(),
 480                         use_smtp_auth || ssl_type == SSL_SMTP_STARTTLS);
 481 #else
 482         val = smtp_helo(sock, domain ? domain : get_domain_name(),
 483                         use_smtp_auth);
 484 #endif
 485
 486         if (val != SM_OK) {
 487                 log_warning(_("Error occurred while sending HELO\n"));
 488                 sock_close(sock);
 489                 return NULL;
 490         }
 491
 492 #if USE_SSL
 493         if (ssl_type == SSL_SMTP_STARTTLS) {
 494                 val = esmtp_starttls(sock);
 495                 if (val != SM_OK) {
 496                         log_warning(_("Error occurred while sending STARTTLS\n"));
 497                         sock_close(sock);
 498                         return NULL;
 499                 }
 500                 if (!ssl_init_socket_with_method(sock, SSL_METHOD_TLSv1)) {
 501                         sock_close(sock);
 502                         return NULL;
 503                 }
 504                 val = esmtp_ehlo(sock, domain ? domain : get_domain_name());
 505                 if (val != SM_OK) {
 506                         log_warning(_("Error occurred while sending EHLO\n"));
 507                         sock_close(sock);
 508                         return NULL;
 509                 }
 510         }
 511 #endif
 512
 513         return sock;
 514 }
 515
 516
 517 static SendProgressDialog *send_progress_dialog_create(void)
 518 {
 519         SendProgressDialog *dialog;
 520         ProgressDialog *progress;
 521
 522         dialog = g_new0(SendProgressDialog, 1);
 523
 524         progress = progress_dialog_create();
 525         gtk_window_set_title(GTK_WINDOW(progress->window),
 526                              _("Sending message"));
 527         gtk_signal_connect(GTK_OBJECT(progress->cancel_btn), "clicked",
 528                            GTK_SIGNAL_FUNC(send_cancel), dialog);
 529         gtk_signal_connect(GTK_OBJECT(progress->window), "delete_event",
 530                            GTK_SIGNAL_FUNC(gtk_true), NULL);
 531         gtk_window_set_modal(GTK_WINDOW(progress->window), TRUE);
 532         manage_window_set_transient(GTK_WINDOW(progress->window));
 533
 534         progress_dialog_set_value(progress, 0.0);
 535
 536         gtk_widget_show_now(progress->window);
 537
 538         dialog->dialog = progress;
 539         dialog->queue_list = NULL;
 540         dialog->cancelled = FALSE;
 541
 542         return dialog;
 543 }
 544
 545 static void send_progress_dialog_destroy(SendProgressDialog *dialog)
 546 {
 547         g_return_if_fail(dialog != NULL);
 548
 549         progress_dialog_destroy(dialog->dialog);
 550         g_free(dialog);
 551 }
 552
 553 static void send_cancel(GtkWidget *widget, gpointer data)
 554 {
 555         SendProgressDialog *dialog = data;
 556
 557         dialog->cancelled = TRUE;
 558 }