src/send_message.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2005 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 <glib/gi18n.h>
  28 #include <gtk/gtkmain.h>
  29 #include <gtk/gtksignal.h>
  30 #include <gtk/gtkwindow.h>
  31 #include <stdio.h>
  32 #include <string.h>
  33 #include <signal.h>
  34 #include <sys/types.h>
  35 #include <sys/wait.h>
  36
  37 #include "send_message.h"
  38 #include "session.h"
  39 #include "ssl.h"
  40 #include "smtp.h"
  41 #include "prefs_common.h"
  42 #include "prefs_account.h"
  43 #include "procheader.h"
  44 #include "account.h"
  45 #include "progressdialog.h"
  46 #include "statusbar.h"
  47 #include "inputdialog.h"
  48 #include "alertpanel.h"
  49 #include "manage_window.h"
  50 #include "socket.h"
  51 #include "utils.h"
  52 #include "gtkutils.h"
  53 #include "inc.h"
  54 #include "log.h"
  55
  56 typedef struct _SendProgressDialog      SendProgressDialog;
  57
  58 struct _SendProgressDialog
  59 {
  60         ProgressDialog *dialog;
  61         Session *session;
  62         gboolean cancelled;
  63 };
  64
  65 static gint send_recv_message           (Session                *session,
  66                                          const gchar            *msg,
  67                                          gpointer                data);
  68 static gint send_send_data_progressive  (Session                *session,
  69                                          guint                   cur_len,
  70                                          guint                   total_len,
  71                                          gpointer                data);
  72 static gint send_send_data_finished     (Session                *session,
  73                                          guint                   len,
  74                                          gpointer                data);
  75
  76 static SendProgressDialog *send_progress_dialog_create(void);
  77 static void send_progress_dialog_destroy(SendProgressDialog *dialog);
  78
  79 static void send_cancel_button_cb       (GtkWidget      *widget,
  80                                          gpointer        data);
  81
  82 static void send_put_error              (Session        *session);
  83
  84
  85 gint send_message(const gchar *file, PrefsAccount *ac_prefs, GSList *to_list)
  86 {
  87         FILE *fp;
  88         gint val;
  89
  90         g_return_val_if_fail(file != NULL, -1);
  91         g_return_val_if_fail(ac_prefs != NULL, -1);
  92         g_return_val_if_fail(to_list != NULL, -1);
  93
  94         if ((fp = g_fopen(file, "rb")) == NULL) {
  95                 FILE_OP_ERROR(file, "fopen");
  96                 return -1;
  97         }
  98
  99         if (ac_prefs->use_mail_command && ac_prefs->mail_command &&
 100             (*ac_prefs->mail_command)) {
 101                 val = send_message_local(ac_prefs->mail_command, fp);
 102                 fclose(fp);
 103                 return val;
 104         } else {
 105                 val = send_message_smtp(ac_prefs, to_list, fp);
 106
 107                 fclose(fp);
 108                 return val;
 109         }
 110 }
 111
 112 enum
 113 {
 114         Q_SENDER     = 0,
 115         Q_SMTPSERVER = 1,
 116         Q_RECIPIENTS = 2,
 117         Q_ACCOUNT_ID = 3
 118 };
 119
 120 gint send_message_local(const gchar *command, FILE *fp)
 121 {
 122         gchar **argv;
 123         GPid pid;
 124         gint child_stdin;
 125         gchar buf[BUFFSIZE];
 126         gboolean err = FALSE;
 127         gint status;
 128
 129         g_return_val_if_fail(command != NULL, -1);
 130         g_return_val_if_fail(fp != NULL, -1);
 131
 132         log_message(_("Sending message using command: %s\n"), command);
 133
 134         argv = strsplit_with_quote(command, " ", 0);
 135
 136         if (g_spawn_async_with_pipes(NULL, argv, NULL,
 137                                      G_SPAWN_DO_NOT_REAP_CHILD, NULL, NULL,
 138                                      &pid, &child_stdin, NULL, NULL,
 139                                      NULL) == FALSE) {
 140                 g_snprintf(buf, sizeof(buf),
 141                            _("Can't execute command: %s"), command);
 142                 log_warning("%s\n", buf);
 143                 alertpanel_error("%s", buf);
 144                 g_strfreev(argv);
 145                 return -1;
 146         }
 147         g_strfreev(argv);
 148
 149         while (fgets(buf, sizeof(buf), fp) != NULL) {
 150                 strretchomp(buf);
 151                 if (buf[0] == '.' && buf[1] == '\0') {
 152                         if (fd_write_all(child_stdin, ".", 1) < 0) {
 153                                 err = TRUE;
 154                                 break;
 155                         }
 156                 }
 157                 if (fd_write_all(child_stdin, buf, strlen(buf)) < 0 ||
 158                     fd_write_all(child_stdin, "\n", 1) < 0) {
 159                         err = TRUE;
 160                         break;
 161                 }
 162         }
 163
 164         fd_close(child_stdin);
 165
 166         waitpid(pid, &status, 0);
 167         if (!WIFEXITED(status) || WEXITSTATUS(status) != 0)
 168                 err = TRUE;
 169
 170         g_spawn_close_pid(pid);
 171
 172         if (err) {
 173                 g_snprintf(buf, sizeof(buf),
 174                            _("Error occurred while executing command: %s"),
 175                            command);
 176                 log_warning("%s\n", buf);
 177                 alertpanel_error("%s", buf);
 178                 return -1;
 179         }
 180
 181         return 0;
 182 }
 183
 184 gint send_message_smtp_full(PrefsAccount *ac_prefs, GSList *to_list, FILE *fp, gboolean keep_session)
 185 {
 186         Session *session;
 187         SMTPSession *smtp_session;
 188         gushort port = 0;
 189         SendProgressDialog *dialog;
 190         gchar buf[BUFFSIZE];
 191         gint ret = 0;
 192         gboolean was_inited = FALSE;
 193
 194         g_return_val_if_fail(ac_prefs != NULL, -1);
 195         g_return_val_if_fail(ac_prefs->address != NULL, -1);
 196         g_return_val_if_fail(ac_prefs->smtp_server != NULL, -1);
 197         g_return_val_if_fail(to_list != NULL, -1);
 198         g_return_val_if_fail(fp != NULL, -1);
 199
 200         if (!ac_prefs->session) {
 201                 /* we can't reuse a previously initialised session */
 202                 session = smtp_session_new();
 203                 smtp_session = SMTP_SESSION(session);
 204
 205                 smtp_session->hostname =
 206                         ac_prefs->set_domain ? g_strdup(ac_prefs->domain) : NULL;
 207
 208                 if (ac_prefs->use_smtp_auth) {
 209                         smtp_session->forced_auth_type = ac_prefs->smtp_auth_type;
 210                         if (ac_prefs->smtp_userid && strlen(ac_prefs->smtp_userid)) {
 211                                 smtp_session->user = g_strdup(ac_prefs->smtp_userid);
 212                                 if (ac_prefs->smtp_passwd)
 213                                         smtp_session->pass =
 214                                                 g_strdup(ac_prefs->smtp_passwd);
 215                                 else if (ac_prefs->tmp_smtp_pass)
 216                                         smtp_session->pass =
 217                                                 g_strdup(ac_prefs->tmp_smtp_pass);
 218                                 else {
 219                                         smtp_session->pass =
 220                                                 input_dialog_query_password
 221                                                         (ac_prefs->smtp_server,
 222                                                          smtp_session->user);
 223                                         if (!smtp_session->pass)
 224                                                 smtp_session->pass = g_strdup("");
 225                                         ac_prefs->tmp_smtp_pass =
 226                                                 g_strdup(smtp_session->pass);
 227                                 }
 228                         } else {
 229                                 smtp_session->user = g_strdup(ac_prefs->userid);
 230                                 if (ac_prefs->passwd)
 231                                         smtp_session->pass = g_strdup(ac_prefs->passwd);
 232                                 else if (ac_prefs->tmp_pass)
 233                                         smtp_session->pass =
 234                                                 g_strdup(ac_prefs->tmp_pass);
 235                                 else {
 236                                         smtp_session->pass =
 237                                                 input_dialog_query_password
 238                                                         (ac_prefs->smtp_server,
 239                                                          smtp_session->user);
 240                                         if (!smtp_session->pass)
 241                                                 smtp_session->pass = g_strdup("");
 242                                         ac_prefs->tmp_pass =
 243                                                 g_strdup(smtp_session->pass);
 244                                 }
 245                         }
 246                 } else {
 247                         smtp_session->user = NULL;
 248                         smtp_session->pass = NULL;
 249                 }
 250
 251         #if USE_OPENSSL
 252                 port = ac_prefs->set_smtpport ? ac_prefs->smtpport :
 253                         ac_prefs->ssl_smtp == SSL_TUNNEL ? SSMTP_PORT : SMTP_PORT;
 254                 session->ssl_type = ac_prefs->ssl_smtp;
 255                 if (ac_prefs->ssl_smtp != SSL_NONE)
 256                         session->nonblocking = ac_prefs->use_nonblocking_ssl;
 257         #else
 258                 port = ac_prefs->set_smtpport ? ac_prefs->smtpport : SMTP_PORT;
 259         #endif
 260
 261                 dialog = send_progress_dialog_create();
 262                 dialog->session = session;
 263                 smtp_session->dialog = dialog;
 264
 265                 progress_dialog_list_set(dialog->dialog, 0, NULL,
 266                                          ac_prefs->smtp_server,
 267                                          _("Connecting"));
 268
 269                 if (ac_prefs->pop_before_smtp
 270                     && (ac_prefs->protocol == A_APOP || ac_prefs->protocol == A_POP3)
 271                     && (time(NULL) - ac_prefs->last_pop_login_time) > (60 * ac_prefs->pop_before_smtp_timeout)) {
 272                         g_snprintf(buf, sizeof(buf), _("Doing POP before SMTP..."));
 273                         log_message(buf);
 274                         progress_dialog_set_label(dialog->dialog, buf);
 275                         progress_dialog_list_set_status(dialog->dialog, 0, _("POP before SMTP"));
 276                         GTK_EVENTS_FLUSH();
 277                         inc_pop_before_smtp(ac_prefs);
 278                 }
 279
 280                 g_snprintf(buf, sizeof(buf), _("Connecting to SMTP server: %s ..."),
 281                            ac_prefs->smtp_server);
 282                 progress_dialog_set_label(dialog->dialog, buf);
 283                 log_message("%s\n", buf);
 284
 285                 session_set_recv_message_notify(session, send_recv_message, dialog);
 286                 session_set_send_data_progressive_notify
 287                         (session, send_send_data_progressive, dialog);
 288                 session_set_send_data_notify(session, send_send_data_finished, dialog);
 289
 290                 ac_prefs->session = SMTP_SESSION(session);
 291         } else {
 292                 /* everything is ready to start at MAIL FROM:, just
 293                  * reinit useful variables.
 294                  */
 295                 session = SESSION(ac_prefs->session);
 296                 smtp_session = SMTP_SESSION(session);
 297                 smtp_session->state = SMTP_HELO;
 298                 dialog = (SendProgressDialog *)smtp_session->dialog;
 299                 was_inited = TRUE;
 300         }
 301
 302         /* This has to be initialised for every mail sent */
 303         smtp_session->from = g_strdup(ac_prefs->address);
 304         smtp_session->to_list = to_list;
 305         smtp_session->cur_to = to_list;
 306         smtp_session->send_data = get_outgoing_rfc2822_str(fp);
 307         smtp_session->send_data_len = strlen(smtp_session->send_data);
 308
 309         /* connect if necessary */
 310         if (!was_inited && session_connect(session, ac_prefs->smtp_server, port) < 0) {
 311                 session_destroy(session);
 312                 send_progress_dialog_destroy(dialog);
 313                 return -1;
 314         }
 315
 316         debug_print("send_message_smtp(): begin event loop\n");
 317
 318         if (was_inited) {
 319                 /* as the server is quiet, start sending ourselves */
 320                 smtp_from(smtp_session);
 321         }
 322
 323         while (session_is_connected(session) && dialog->cancelled == FALSE
 324                 && SMTP_SESSION(session)->state != SMTP_MAIL_SENT_OK)
 325                 gtk_main_iteration();
 326
 327         if (SMTP_SESSION(session)->error_val == SM_AUTHFAIL) {
 328                 if (ac_prefs->smtp_userid && ac_prefs->tmp_smtp_pass) {
 329                         g_free(ac_prefs->tmp_smtp_pass);
 330                         ac_prefs->tmp_smtp_pass = NULL;
 331                 }
 332                 ret = -1;
 333         } else if (SMTP_SESSION(session)->state == SMTP_MAIL_SENT_OK) {
 334                 log_message("%s\n", _("Mail sent successfully."));
 335                 ret = 0;
 336         } else if (session->state == SESSION_EOF &&
 337                    SMTP_SESSION(session)->state == SMTP_QUIT) {
 338                 /* consider EOF right after QUIT successful */
 339                 log_warning("%s\n", _("Connection closed by the remote host."));
 340                 ret = 0;
 341         } else if (session->state == SESSION_ERROR ||
 342                    session->state == SESSION_EOF ||
 343                    session->state == SESSION_TIMEOUT ||
 344                    SMTP_SESSION(session)->state == SMTP_ERROR ||
 345                    SMTP_SESSION(session)->error_val != SM_OK)
 346                 ret = -1;
 347         else if (dialog->cancelled == TRUE)
 348                 ret = -1;
 349
 350         if (ret == -1) {
 351                 manage_window_focus_in(dialog->dialog->window, NULL, NULL);
 352                 send_put_error(session);
 353                 manage_window_focus_out(dialog->dialog->window, NULL, NULL);
 354         }
 355
 356         /* if we should close the connection, let's do it.
 357          * Close it in case of error, too, as it helps reinitializing things
 358          * easier.
 359          */
 360         if (!keep_session || ret != 0) {
 361                 if (session_is_connected(session))
 362                         smtp_quit(smtp_session);
 363                 while (session_is_connected(session))
 364                         gtk_main_iteration();
 365                 session_destroy(session);
 366                 ac_prefs->session = NULL;
 367                 send_progress_dialog_destroy(dialog);
 368         } else {
 369                 g_free(smtp_session->from);
 370                 g_free(smtp_session->send_data);
 371                 g_free(smtp_session->error_msg);
 372         }
 373
 374         statusbar_pop_all();
 375         statusbar_verbosity_set(FALSE);
 376         return ret;
 377 }
 378
 379 gint send_message_smtp(PrefsAccount *ac_prefs, GSList *to_list, FILE *fp)
 380 {
 381         return send_message_smtp_full(ac_prefs, to_list, fp, FALSE);
 382 }
 383
 384 static gint send_recv_message(Session *session, const gchar *msg, gpointer data)
 385 {
 386         gchar buf[BUFFSIZE];
 387         SMTPSession *smtp_session = SMTP_SESSION(session);
 388         SendProgressDialog *dialog = (SendProgressDialog *)data;
 389         gchar *state_str = NULL;
 390
 391         g_return_val_if_fail(dialog != NULL, -1);
 392
 393         switch (smtp_session->state) {
 394         case SMTP_READY:
 395         case SMTP_CONNECTED:
 396                 return 0;
 397         case SMTP_HELO:
 398                 g_snprintf(buf, sizeof(buf), _("Sending HELO..."));
 399                 state_str = _("Authenticating");
 400                 statusbar_print_all(_("Sending message..."));
 401                 break;
 402         case SMTP_EHLO:
 403                 g_snprintf(buf, sizeof(buf), _("Sending EHLO..."));
 404                 state_str = _("Authenticating");
 405                 statusbar_print_all(_("Sending message..."));
 406                 break;
 407         case SMTP_AUTH:
 408                 g_snprintf(buf, sizeof(buf), _("Authenticating..."));
 409                 state_str = _("Authenticating");
 410                 break;
 411         case SMTP_FROM:
 412                 g_snprintf(buf, sizeof(buf), _("Sending MAIL FROM..."));
 413                 state_str = _("Sending");
 414                 break;
 415         case SMTP_RCPT:
 416                 g_snprintf(buf, sizeof(buf), _("Sending RCPT TO..."));
 417                 state_str = _("Sending");
 418                 break;
 419         case SMTP_DATA:
 420         case SMTP_EOM:
 421                 g_snprintf(buf, sizeof(buf), _("Sending DATA..."));
 422                 state_str = _("Sending");
 423                 break;
 424         case SMTP_QUIT:
 425                 g_snprintf(buf, sizeof(buf), _("Quitting..."));
 426                 state_str = _("Quitting");
 427                 break;
 428         case SMTP_ERROR:
 429                 g_warning("send: error: %s\n", msg);
 430                 return 0;
 431         default:
 432                 return 0;
 433         }
 434
 435         progress_dialog_set_label(dialog->dialog, buf);
 436         progress_dialog_list_set_status(dialog->dialog, 0, state_str);
 437
 438         return 0;
 439 }
 440
 441 static gint send_send_data_progressive(Session *session, guint cur_len,
 442                                        guint total_len, gpointer data)
 443 {
 444         gchar buf[BUFFSIZE];
 445         SendProgressDialog *dialog = (SendProgressDialog *)data;
 446
 447         g_return_val_if_fail(dialog != NULL, -1);
 448
 449         if (SMTP_SESSION(session)->state != SMTP_SEND_DATA &&
 450             SMTP_SESSION(session)->state != SMTP_EOM)
 451                 return 0;
 452
 453         g_snprintf(buf, sizeof(buf), _("Sending message (%d / %d bytes)"),
 454                    cur_len, total_len);
 455         progress_dialog_set_label(dialog->dialog, buf);
 456         progress_dialog_set_fraction
 457                 (dialog->dialog, (gfloat)cur_len / (gfloat)total_len);
 458
 459         return 0;
 460 }
 461
 462 static gint send_send_data_finished(Session *session, guint len, gpointer data)
 463 {
 464         SendProgressDialog *dialog = (SendProgressDialog *)data;
 465
 466         g_return_val_if_fail(dialog != NULL, -1);
 467
 468         send_send_data_progressive(session, len, len, dialog);
 469         return 0;
 470 }
 471
 472 static SendProgressDialog *send_progress_dialog_create(void)
 473 {
 474         SendProgressDialog *dialog;
 475         ProgressDialog *progress;
 476
 477         dialog = g_new0(SendProgressDialog, 1);
 478
 479         progress = progress_dialog_create();
 480         gtk_window_set_title(GTK_WINDOW(progress->window),
 481                              _("Sending message"));
 482         g_signal_connect(G_OBJECT(progress->cancel_btn), "clicked",
 483                          G_CALLBACK(send_cancel_button_cb), dialog);
 484         g_signal_connect(G_OBJECT(progress->window), "delete_event",
 485                          G_CALLBACK(gtk_true), NULL);
 486         gtk_window_set_modal(GTK_WINDOW(progress->window), TRUE);
 487         manage_window_set_transient(GTK_WINDOW(progress->window));
 488
 489         progress_dialog_get_fraction(progress);
 490
 491         if (prefs_common.send_dialog_mode == SEND_DIALOG_ALWAYS) {
 492                 gtk_widget_show_now(progress->window);
 493         }
 494
 495         dialog->dialog = progress;
 496
 497         return dialog;
 498 }
 499
 500 static void send_progress_dialog_destroy(SendProgressDialog *dialog)
 501 {
 502         g_return_if_fail(dialog != NULL);
 503         if (prefs_common.send_dialog_mode == SEND_DIALOG_ALWAYS) {
 504                 progress_dialog_destroy(dialog->dialog);
 505         }
 506         g_free(dialog);
 507 }
 508
 509 static void send_cancel_button_cb(GtkWidget *widget, gpointer data)
 510 {
 511         SendProgressDialog *dialog = (SendProgressDialog *)data;
 512
 513         dialog->cancelled = TRUE;
 514 }
 515
 516 static void send_put_error(Session *session)
 517 {
 518         gchar *msg;
 519         gchar *log_msg = NULL;
 520         gchar *err_msg = NULL;
 521
 522         msg = SMTP_SESSION(session)->error_msg;
 523
 524         switch (SMTP_SESSION(session)->error_val) {
 525         case SM_ERROR:
 526         case SM_UNRECOVERABLE:
 527                 log_msg = _("Error occurred while sending the message.");
 528                 if (msg)
 529                         err_msg = g_strdup_printf
 530                                 (_("Error occurred while sending the message:\n%s"),
 531                                  msg);
 532                 else
 533                         err_msg = g_strdup(log_msg);
 534                 break;
 535         case SM_AUTHFAIL:
 536                 log_msg = _("Authentication failed.");
 537                 if (msg)
 538                         err_msg = g_strdup_printf
 539                                 (_("Authentication failed:\n%s"), msg);
 540                 else
 541                         err_msg = g_strdup(log_msg);
 542                 break;
 543         default:
 544                 switch (session->state) {
 545                 case SESSION_ERROR:
 546                         log_msg =
 547                                 _("Error occurred while sending the message.");
 548                         err_msg = g_strdup(log_msg);
 549                         break;
 550                 case SESSION_EOF:
 551                         log_msg = _("Connection closed by the remote host.");
 552                         err_msg = g_strdup(log_msg);
 553                         break;
 554                 case SESSION_TIMEOUT:
 555                         log_msg = _("Session timed out.");
 556                         err_msg = g_strdup(log_msg);
 557                         break;
 558                 default:
 559                         break;
 560                 }
 561                 break;
 562         }
 563
 564         if (log_msg)
 565                 log_warning("%s\n", log_msg);
 566         if (err_msg) {
 567                 alertpanel_error_log("%s", err_msg);
 568                 g_free(err_msg);
 569         }
 570 }
 571