src/send_message.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2003 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 <gtk/gtkclist.h>
  32 #include <stdio.h>
  33 #include <string.h>
  34 #include <signal.h>
  35
  36 #include "send_message.h"
  37 #include "session.h"
  38 #include "ssl.h"
  39 #include "smtp.h"
  40 #include "prefs_common.h"
  41 #include "prefs_account.h"
  42 #include "procheader.h"
  43 #include "account.h"
  44 #include "progressdialog.h"
  45 #include "statusbar.h"
  46 #include "inputdialog.h"
  47 #include "alertpanel.h"
  48 #include "manage_window.h"
  49 #include "socket.h"
  50 #include "utils.h"
  51 #include "gtkutils.h"
  52 #include "inc.h"
  53 #include "log.h"
  54
  55 typedef struct _SendProgressDialog      SendProgressDialog;
  56
  57 struct _SendProgressDialog
  58 {
  59         ProgressDialog *dialog;
  60         Session *session;
  61         gboolean cancelled;
  62 };
  63
  64 static gint send_recv_message           (Session                *session,
  65                                          const gchar            *msg,
  66                                          gpointer                data);
  67 static gint send_send_data_progressive  (Session                *session,
  68                                          guint                   cur_len,
  69                                          guint                   total_len,
  70                                          gpointer                data);
  71 static gint send_send_data_finished     (Session                *session,
  72                                          guint                   len,
  73                                          gpointer                data);
  74
  75 static SendProgressDialog *send_progress_dialog_create(void);
  76 static void send_progress_dialog_destroy(SendProgressDialog *dialog);
  77
  78 static void send_cancel_button_cb       (GtkWidget      *widget,
  79                                          gpointer        data);
  80
  81 static void send_put_error              (Session        *session);
  82
  83
  84 gint send_message(const gchar *file, PrefsAccount *ac_prefs, GSList *to_list)
  85 {
  86         FILE *fp;
  87         gint val;
  88
  89         g_return_val_if_fail(file != NULL, -1);
  90         g_return_val_if_fail(ac_prefs != NULL, -1);
  91         g_return_val_if_fail(to_list != NULL, -1);
  92
  93         if ((fp = fopen(file, "rb")) == NULL) {
  94                 FILE_OP_ERROR(file, "fopen");
  95                 return -1;
  96         }
  97
  98         if (ac_prefs->use_mail_command && ac_prefs->mail_command &&
  99             (*ac_prefs->mail_command)) {
 100                 val = send_message_local(ac_prefs->mail_command, fp);
 101                 fclose(fp);
 102                 return val;
 103         } else {
 104                 val = send_message_smtp(ac_prefs, to_list, fp);
 105
 106                 fclose(fp);
 107                 return val;
 108         }
 109 }
 110
 111 enum
 112 {
 113         Q_SENDER     = 0,
 114         Q_SMTPSERVER = 1,
 115         Q_RECIPIENTS = 2,
 116         Q_ACCOUNT_ID = 3
 117 };
 118
 119 gint send_message_local(const gchar *command, FILE *fp)
 120 {
 121         gchar **argv;
 122         GPid pid;
 123         gint child_stdin;
 124         gchar buf[BUFFSIZE];
 125         gboolean err = FALSE;
 126
 127         g_return_val_if_fail(command != NULL, -1);
 128         g_return_val_if_fail(fp != NULL, -1);
 129
 130         log_message(_("Sending message using command: %s\n"), command);
 131
 132         argv = strsplit_with_quote(command, " ", 0);
 133
 134         if (g_spawn_async_with_pipes(NULL, argv, NULL, 0, NULL, NULL, &pid,
 135                                      &child_stdin, NULL, NULL, NULL) == FALSE) {
 136                 g_snprintf(buf, sizeof(buf),
 137                            _("Can't execute command: %s"), command);
 138                 log_warning("%s\n", buf);
 139                 alertpanel_error("%s", buf);
 140                 g_strfreev(argv);
 141                 return -1;
 142         }
 143         g_strfreev(argv);
 144
 145         while (fgets(buf, sizeof(buf), fp) != NULL) {
 146                 strretchomp(buf);
 147                 if (buf[0] == '.' && buf[1] == '\0') {
 148                         if (fd_write_all(child_stdin, ".", 1) < 0) {
 149                                 err = TRUE;
 150                                 break;
 151                         }
 152                 }
 153                 if (fd_write_all(child_stdin, buf, strlen(buf)) < 0 ||
 154                     fd_write_all(child_stdin, "\n", 1) < 0) {
 155                         err = TRUE;
 156                         break;
 157                 }
 158         }
 159
 160         fd_close(child_stdin);
 161         g_spawn_close_pid(pid);
 162
 163         if (err) {
 164                 g_snprintf(buf, sizeof(buf),
 165                            _("Error occurred while executing command: %s"),
 166                            command);
 167                 log_warning("%s\n", buf);
 168                 alertpanel_error("%s", buf);
 169                 return -1;
 170         }
 171
 172         return 0;
 173 }
 174
 175 gint send_message_smtp_full(PrefsAccount *ac_prefs, GSList *to_list, FILE *fp, gboolean keep_session)
 176 {
 177         Session *session;
 178         SMTPSession *smtp_session;
 179         gushort port;
 180         SendProgressDialog *dialog;
 181         gchar buf[BUFFSIZE];
 182         gint ret = 0;
 183         gboolean was_inited = FALSE;
 184
 185         g_return_val_if_fail(ac_prefs != NULL, -1);
 186         g_return_val_if_fail(ac_prefs->address != NULL, -1);
 187         g_return_val_if_fail(ac_prefs->smtp_server != NULL, -1);
 188         g_return_val_if_fail(to_list != NULL, -1);
 189         g_return_val_if_fail(fp != NULL, -1);
 190
 191         if (!ac_prefs->session) {
 192                 /* we can't reuse a previously initialised session */
 193                 session = smtp_session_new();
 194                 smtp_session = SMTP_SESSION(session);
 195
 196                 smtp_session->hostname =
 197                         ac_prefs->set_domain ? g_strdup(ac_prefs->domain) : NULL;
 198
 199                 if (ac_prefs->use_smtp_auth) {
 200                         smtp_session->forced_auth_type = ac_prefs->smtp_auth_type;
 201                         if (ac_prefs->smtp_userid && strlen(ac_prefs->smtp_userid)) {
 202                                 smtp_session->user = g_strdup(ac_prefs->smtp_userid);
 203                                 if (ac_prefs->smtp_passwd)
 204                                         smtp_session->pass =
 205                                                 g_strdup(ac_prefs->smtp_passwd);
 206                                 else if (ac_prefs->tmp_smtp_pass)
 207                                         smtp_session->pass =
 208                                                 g_strdup(ac_prefs->tmp_smtp_pass);
 209                                 else {
 210                                         smtp_session->pass =
 211                                                 input_dialog_query_password
 212                                                         (ac_prefs->smtp_server,
 213                                                          smtp_session->user);
 214                                         if (!smtp_session->pass)
 215                                                 smtp_session->pass = g_strdup("");
 216                                         ac_prefs->tmp_smtp_pass =
 217                                                 g_strdup(smtp_session->pass);
 218                                 }
 219                         } else {
 220                                 smtp_session->user = g_strdup(ac_prefs->userid);
 221                                 if (ac_prefs->passwd)
 222                                         smtp_session->pass = g_strdup(ac_prefs->passwd);
 223                                 else if (ac_prefs->tmp_pass)
 224                                         smtp_session->pass =
 225                                                 g_strdup(ac_prefs->tmp_pass);
 226                                 else {
 227                                         smtp_session->pass =
 228                                                 input_dialog_query_password
 229                                                         (ac_prefs->smtp_server,
 230                                                          smtp_session->user);
 231                                         if (!smtp_session->pass)
 232                                                 smtp_session->pass = g_strdup("");
 233                                         ac_prefs->tmp_pass =
 234                                                 g_strdup(smtp_session->pass);
 235                                 }
 236                         }
 237                 } else {
 238                         smtp_session->user = NULL;
 239                         smtp_session->pass = NULL;
 240                 }
 241
 242         #if USE_OPENSSL
 243                 port = ac_prefs->set_smtpport ? ac_prefs->smtpport :
 244                         ac_prefs->ssl_smtp == SSL_TUNNEL ? SSMTP_PORT : SMTP_PORT;
 245                 session->ssl_type = ac_prefs->ssl_smtp;
 246                 if (ac_prefs->ssl_smtp != SSL_NONE)
 247                         session->nonblocking = ac_prefs->use_nonblocking_ssl;
 248         #else
 249                 port = ac_prefs->set_smtpport ? ac_prefs->smtpport : SMTP_PORT;
 250         #endif
 251
 252                 dialog = send_progress_dialog_create();
 253                 dialog->session = session;
 254                 smtp_session->dialog = dialog;
 255
 256                 progress_dialog_list_set(dialog->dialog, 0, NULL,
 257                                          ac_prefs->smtp_server,
 258                                          _("Connecting"));
 259
 260                 if (ac_prefs->pop_before_smtp
 261                     && (ac_prefs->protocol == A_APOP || ac_prefs->protocol == A_POP3)
 262                     && (time(NULL) - ac_prefs->last_pop_login_time) > (60 * ac_prefs->pop_before_smtp_timeout)) {
 263                         g_snprintf(buf, sizeof(buf), _("Doing POP before SMTP..."));
 264                         log_message(buf);
 265                         progress_dialog_set_label(dialog->dialog, buf);
 266                         progress_dialog_list_set_status(dialog->dialog, 0, _("POP before SMTP"));
 267                         GTK_EVENTS_FLUSH();
 268                         inc_pop_before_smtp(ac_prefs);
 269                 }
 270
 271                 g_snprintf(buf, sizeof(buf), _("Connecting to SMTP server: %s ..."),
 272                            ac_prefs->smtp_server);
 273                 progress_dialog_set_label(dialog->dialog, buf);
 274                 log_message("%s\n", buf);
 275
 276                 session_set_recv_message_notify(session, send_recv_message, dialog);
 277                 session_set_send_data_progressive_notify
 278                         (session, send_send_data_progressive, dialog);
 279                 session_set_send_data_notify(session, send_send_data_finished, dialog);
 280
 281                 ac_prefs->session = SMTP_SESSION(session);
 282         } else {
 283                 /* everything is ready to start at MAIL FROM:, just
 284                  * reinit useful variables.
 285                  */
 286                 session = SESSION(ac_prefs->session);
 287                 smtp_session = SMTP_SESSION(session);
 288                 smtp_session->state = SMTP_HELO;
 289                 dialog = (SendProgressDialog *)smtp_session->dialog;
 290                 was_inited = TRUE;
 291         }
 292
 293         /* This has to be initialised for every mail sent */
 294         smtp_session->from = g_strdup(ac_prefs->address);
 295         smtp_session->to_list = to_list;
 296         smtp_session->cur_to = to_list;
 297         smtp_session->send_data = get_outgoing_rfc2822_str(fp);
 298         smtp_session->send_data_len = strlen(smtp_session->send_data);
 299
 300         /* connect if necessary */
 301         if (!was_inited && session_connect(session, ac_prefs->smtp_server, port) < 0) {
 302                 session_destroy(session);
 303                 send_progress_dialog_destroy(dialog);
 304                 return -1;
 305         }
 306
 307         debug_print("send_message_smtp(): begin event loop\n");
 308
 309         if (was_inited) {
 310                 /* as the server is quiet, start sending ourselves */
 311                 smtp_from(smtp_session);
 312         }
 313
 314         while (session_is_connected(session) && dialog->cancelled == FALSE
 315                 && SMTP_SESSION(session)->state != SMTP_MAIL_SENT_OK)
 316                 gtk_main_iteration();
 317
 318         if (SMTP_SESSION(session)->error_val == SM_AUTHFAIL) {
 319                 if (ac_prefs->smtp_userid && ac_prefs->tmp_smtp_pass) {
 320                         g_free(ac_prefs->tmp_smtp_pass);
 321                         ac_prefs->tmp_smtp_pass = NULL;
 322                 }
 323                 ret = -1;
 324         } else if (SMTP_SESSION(session)->state == SMTP_MAIL_SENT_OK) {
 325                 log_message("%s\n", _("Mail sent successfully."));
 326                 ret = 0;
 327         } else if (session->state == SESSION_EOF &&
 328                    SMTP_SESSION(session)->state == SMTP_QUIT) {
 329                 /* consider EOF right after QUIT successful */
 330                 log_warning("%s\n", _("Connection closed by the remote host."));
 331                 ret = 0;
 332         } else if (session->state == SESSION_ERROR ||
 333                    session->state == SESSION_EOF ||
 334                    session->state == SESSION_TIMEOUT ||
 335                    SMTP_SESSION(session)->state == SMTP_ERROR ||
 336                    SMTP_SESSION(session)->error_val != SM_OK)
 337                 ret = -1;
 338         else if (dialog->cancelled == TRUE)
 339                 ret = -1;
 340
 341         if (ret == -1) {
 342                 manage_window_focus_in(dialog->dialog->window, NULL, NULL);
 343                 send_put_error(session);
 344                 manage_window_focus_out(dialog->dialog->window, NULL, NULL);
 345         }
 346
 347         /* if we should close the connection, let's do it.
 348          * Close it in case of error, too, as it helps reinitializing things
 349          * easier.
 350          */
 351         if (!keep_session || ret != 0) {
 352                 if (session_is_connected(session))
 353                         smtp_quit(session);
 354                 while (session_is_connected(session))
 355                         gtk_main_iteration();
 356                 session_destroy(session);
 357                 ac_prefs->session = NULL;
 358                 send_progress_dialog_destroy(dialog);
 359         } else {
 360                 g_free(smtp_session->from);
 361                 g_free(smtp_session->send_data);
 362                 g_free(smtp_session->error_msg);
 363         }
 364
 365         statusbar_pop_all();
 366         statusbar_verbosity_set(FALSE);
 367         return ret;
 368 }
 369
 370 gint send_message_smtp(PrefsAccount *ac_prefs, GSList *to_list, FILE *fp)
 371 {
 372         return send_message_smtp_full(ac_prefs, to_list, fp, FALSE);
 373 }
 374
 375 static gint send_recv_message(Session *session, const gchar *msg, gpointer data)
 376 {
 377         gchar buf[BUFFSIZE];
 378         SMTPSession *smtp_session = SMTP_SESSION(session);
 379         SendProgressDialog *dialog = (SendProgressDialog *)data;
 380         gchar *state_str = NULL;
 381
 382         g_return_val_if_fail(dialog != NULL, -1);
 383
 384         switch (smtp_session->state) {
 385         case SMTP_READY:
 386         case SMTP_CONNECTED:
 387                 return 0;
 388         case SMTP_HELO:
 389                 g_snprintf(buf, sizeof(buf), _("Sending HELO..."));
 390                 state_str = _("Authenticating");
 391                 statusbar_print_all(_("Sending message..."));
 392                 break;
 393         case SMTP_EHLO:
 394                 g_snprintf(buf, sizeof(buf), _("Sending EHLO..."));
 395                 state_str = _("Authenticating");
 396                 statusbar_print_all(_("Sending message..."));
 397                 break;
 398         case SMTP_AUTH:
 399                 g_snprintf(buf, sizeof(buf), _("Authenticating..."));
 400                 state_str = _("Authenticating");
 401                 break;
 402         case SMTP_FROM:
 403                 g_snprintf(buf, sizeof(buf), _("Sending MAIL FROM..."));
 404                 state_str = _("Sending");
 405                 break;
 406         case SMTP_RCPT:
 407                 g_snprintf(buf, sizeof(buf), _("Sending RCPT TO..."));
 408                 state_str = _("Sending");
 409                 break;
 410         case SMTP_DATA:
 411         case SMTP_EOM:
 412                 g_snprintf(buf, sizeof(buf), _("Sending DATA..."));
 413                 state_str = _("Sending");
 414                 break;
 415         case SMTP_QUIT:
 416                 g_snprintf(buf, sizeof(buf), _("Quitting..."));
 417                 state_str = _("Quitting");
 418                 break;
 419         case SMTP_ERROR:
 420                 g_warning("send: error: %s\n", msg);
 421                 return 0;
 422         default:
 423                 return 0;
 424         }
 425
 426         progress_dialog_set_label(dialog->dialog, buf);
 427         progress_dialog_list_set_status(dialog->dialog, 0, state_str);
 428
 429         return 0;
 430 }
 431
 432 static gint send_send_data_progressive(Session *session, guint cur_len,
 433                                        guint total_len, gpointer data)
 434 {
 435         gchar buf[BUFFSIZE];
 436         SendProgressDialog *dialog = (SendProgressDialog *)data;
 437
 438         g_return_val_if_fail(dialog != NULL, -1);
 439
 440         if (SMTP_SESSION(session)->state != SMTP_SEND_DATA &&
 441             SMTP_SESSION(session)->state != SMTP_EOM)
 442                 return 0;
 443
 444         g_snprintf(buf, sizeof(buf), _("Sending message (%d / %d bytes)"),
 445                    cur_len, total_len);
 446         progress_dialog_set_label(dialog->dialog, buf);
 447         progress_dialog_set_fraction
 448                 (dialog->dialog, (gfloat)cur_len / (gfloat)total_len);
 449
 450         return 0;
 451 }
 452
 453 static gint send_send_data_finished(Session *session, guint len, gpointer data)
 454 {
 455         SendProgressDialog *dialog = (SendProgressDialog *)data;
 456
 457         g_return_val_if_fail(dialog != NULL, -1);
 458
 459         send_send_data_progressive(session, len, len, dialog);
 460         return 0;
 461 }
 462
 463 static SendProgressDialog *send_progress_dialog_create(void)
 464 {
 465         SendProgressDialog *dialog;
 466         ProgressDialog *progress;
 467
 468         dialog = g_new0(SendProgressDialog, 1);
 469
 470         progress = progress_dialog_create();
 471         gtk_window_set_title(GTK_WINDOW(progress->window),
 472                              _("Sending message"));
 473         g_signal_connect(G_OBJECT(progress->cancel_btn), "clicked",
 474                          G_CALLBACK(send_cancel_button_cb), dialog);
 475         g_signal_connect(G_OBJECT(progress->window), "delete_event",
 476                          G_CALLBACK(gtk_true), NULL);
 477         gtk_window_set_modal(GTK_WINDOW(progress->window), TRUE);
 478         manage_window_set_transient(GTK_WINDOW(progress->window));
 479
 480         progress_dialog_get_fraction(progress);
 481
 482         if (prefs_common.send_dialog_mode == SEND_DIALOG_ALWAYS) {
 483                 gtk_widget_show_now(progress->window);
 484         }
 485
 486         dialog->dialog = progress;
 487
 488         return dialog;
 489 }
 490
 491 static void send_progress_dialog_destroy(SendProgressDialog *dialog)
 492 {
 493         g_return_if_fail(dialog != NULL);
 494         if (prefs_common.send_dialog_mode == SEND_DIALOG_ALWAYS) {
 495                 progress_dialog_destroy(dialog->dialog);
 496         }
 497         g_free(dialog);
 498 }
 499
 500 static void send_cancel_button_cb(GtkWidget *widget, gpointer data)
 501 {
 502         SendProgressDialog *dialog = (SendProgressDialog *)data;
 503
 504         dialog->cancelled = TRUE;
 505 }
 506
 507 static void send_put_error(Session *session)
 508 {
 509         gchar *msg;
 510         gchar *log_msg = NULL;
 511         gchar *err_msg = NULL;
 512
 513         msg = SMTP_SESSION(session)->error_msg;
 514
 515         switch (SMTP_SESSION(session)->error_val) {
 516         case SM_ERROR:
 517         case SM_UNRECOVERABLE:
 518                 log_msg = _("Error occurred while sending the message.");
 519                 if (msg)
 520                         err_msg = g_strdup_printf
 521                                 (_("Error occurred while sending the message:\n%s"),
 522                                  msg);
 523                 else
 524                         err_msg = g_strdup(log_msg);
 525                 break;
 526         case SM_AUTHFAIL:
 527                 log_msg = _("Authentication failed.");
 528                 if (msg)
 529                         err_msg = g_strdup_printf
 530                                 (_("Authentication failed:\n%s"), msg);
 531                 else
 532                         err_msg = g_strdup(log_msg);
 533                 break;
 534         default:
 535                 switch (session->state) {
 536                 case SESSION_ERROR:
 537                         log_msg =
 538                                 _("Error occurred while sending the message.");
 539                         err_msg = g_strdup(log_msg);
 540                         break;
 541                 case SESSION_EOF:
 542                         log_msg = _("Connection closed by the remote host.");
 543                         err_msg = g_strdup(log_msg);
 544                         break;
 545                 case SESSION_TIMEOUT:
 546                         log_msg = _("Session timed out.");
 547                         err_msg = g_strdup(log_msg);
 548                         break;
 549                 default:
 550                         break;
 551                 }
 552                 break;
 553         }
 554
 555         if (log_msg)
 556                 log_warning("%s\n", log_msg);
 557         if (err_msg) {
 558                 alertpanel_error_log("%s", err_msg);
 559                 g_free(err_msg);
 560         }
 561 }
 562