src/send.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2002 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 <signal.h>
  35 #include <unistd.h>
  36
  37 #include "intl.h"
  38 #include "send.h"
  39 #include "socket.h"
  40 #include "ssl.h"
  41 #include "smtp.h"
  42 #include "prefs_common.h"
  43 #include "prefs_account.h"
  44 #include "account.h"
  45 #include "compose.h"
  46 #include "progressdialog.h"
  47 #include "inputdialog.h"
  48 #include "manage_window.h"
  49 #include "procmsg.h"
  50 #include "procheader.h"
  51 #include "utils.h"
  52 #include "gtkutils.h"
  53
  54 typedef struct _SendProgressDialog      SendProgressDialog;
  55
  56 struct _SendProgressDialog
  57 {
  58         ProgressDialog *dialog;
  59         GList *queue_list;
  60         gboolean cancelled;
  61 };
  62
  63
  64 static gint send_message_data   (SendProgressDialog *dialog, SockInfo *sock,
  65                                  FILE *fp, gint size);
  66
  67 static SendProgressDialog *send_progress_dialog_create(void);
  68 static void send_progress_dialog_destroy(SendProgressDialog *dialog);
  69 static void send_cancel(GtkWidget *widget, gpointer data);
  70
  71
  72 gint send_message(const gchar *file, PrefsAccount *ac_prefs, GSList *to_list)
  73 {
  74         FILE *fp;
  75         gint val;
  76
  77         g_return_val_if_fail(file != NULL, -1);
  78         g_return_val_if_fail(ac_prefs != NULL, -1);
  79         g_return_val_if_fail(to_list != NULL, -1);
  80
  81         if ((fp = fopen(file, "rb")) == NULL) {
  82                 FILE_OP_ERROR(file, "fopen");
  83                 return -1;
  84         }
  85
  86         if (ac_prefs->use_mail_command && ac_prefs->mail_command &&
  87             (*ac_prefs->mail_command)) {
  88                 val = send_message_local(ac_prefs->mail_command, fp);
  89                 fclose(fp);
  90                 return val;
  91         }
  92         else if (prefs_common.use_extsend && prefs_common.extsend_cmd) {
  93                 val = send_message_local(prefs_common.extsend_cmd, fp);
  94                 fclose(fp);
  95                 return val;
  96         }
  97         else {
  98                 val = send_message_smtp(ac_prefs, to_list, fp);
  99
 100                 fclose(fp);
 101                 return val;
 102         }
 103 }
 104
 105 enum
 106 {
 107         Q_SENDER     = 0,
 108         Q_SMTPSERVER = 1,
 109         Q_RECIPIENTS = 2,
 110         Q_ACCOUNT_ID = 3
 111 };
 112
 113 #if 0
 114 gint send_message_queue(const gchar *file)
 115 {
 116         static HeaderEntry qentry[] = {{"S:",   NULL, FALSE},
 117                                        {"SSV:", NULL, FALSE},
 118                                        {"R:",   NULL, FALSE},
 119                                        {"AID:", NULL, FALSE},
 120                                        {NULL,   NULL, FALSE}};
 121         FILE *fp;
 122         gint val;
 123         gchar *from = NULL;
 124         gchar *server = NULL;
 125         GSList *to_list = NULL;
 126         gchar buf[BUFFSIZE];
 127         gint hnum;
 128         PrefsAccount *ac = NULL;
 129
 130         g_return_val_if_fail(file != NULL, -1);
 131
 132         if ((fp = fopen(file, "rb")) == NULL) {
 133                 FILE_OP_ERROR(file, "fopen");
 134                 return -1;
 135         }
 136
 137         while ((hnum = procheader_get_one_field(buf, sizeof(buf), fp, qentry))
 138                != -1) {
 139                 gchar *p = buf + strlen(qentry[hnum].name);
 140
 141                 switch (hnum) {
 142                 case Q_SENDER:
 143                         if (!from) from = g_strdup(p);
 144                         break;
 145                 case Q_SMTPSERVER:
 146                         if (!server) server = g_strdup(p);
 147                         break;
 148                 case Q_RECIPIENTS:
 149                         to_list = address_list_append(to_list, p);
 150                         break;
 151                 case Q_ACCOUNT_ID:
 152                         ac = account_find_from_id(atoi(p));
 153                         break;
 154                 default:
 155                         break;
 156                 }
 157         }
 158
 159         if (!to_list || !from) {
 160                 g_warning(_("Queued message header is broken.\n"));
 161                 val = -1;
 162         } else if (ac && ac->use_mail_command && ac->mail_command &&
 163                    (*ac->mail_command)) {
 164                 val = send_message_local(ac->mail_command, fp);
 165         } else if (prefs_common.use_extsend && prefs_common.extsend_cmd) {
 166                 val = send_message_local(prefs_common.extsend_cmd, fp);
 167         } else {
 168                 if (!ac) {
 169                         ac = account_find_from_smtp_server(from, server);
 170                         if (!ac) {
 171                                 g_warning(_("Account not found. "
 172                                             "Using current account...\n"));
 173                                 ac = cur_account;
 174                         }
 175                 }
 176
 177                 if (ac)
 178                         val = send_message_smtp(ac, to_list, fp);
 179                 else {
 180                         PrefsAccount tmp_ac;
 181
 182                         g_warning(_("Account not found.\n"));
 183
 184                         memset(&tmp_ac, 0, sizeof(PrefsAccount));
 185                         tmp_ac.address = from;
 186                         tmp_ac.smtp_server = server;
 187                         tmp_ac.smtpport = SMTP_PORT;
 188                         val = send_message_smtp(&tmp_ac, to_list, fp);
 189                 }
 190         }
 191
 192         slist_free_strings(to_list);
 193         g_slist_free(to_list);
 194         g_free(from);
 195         g_free(server);
 196         fclose(fp);
 197
 198         return val;
 199 }
 200 #endif
 201
 202 gint send_message_local(const gchar *command, FILE *fp)
 203 {
 204         FILE *pipefp;
 205         gchar buf[BUFFSIZE];
 206         int r;
 207         sigset_t osig, mask;
 208
 209         g_return_val_if_fail(command != NULL, -1);
 210         g_return_val_if_fail(fp != NULL, -1);
 211
 212         pipefp = popen(command, "w");
 213         if (!pipefp) {
 214                 g_warning(_("Can't execute external command: %s\n"), command);
 215                 return -1;
 216         }
 217
 218         while (fgets(buf, sizeof(buf), fp) != NULL) {
 219                 strretchomp(buf);
 220                 /* escape when a dot appears on the top */
 221                 if (buf[0] == '.')
 222                         fputc('.', pipefp);
 223                 fputs(buf, pipefp);
 224                 fputc('\n', pipefp);
 225         }
 226
 227         /* we need to block SIGCHLD, otherwise pspell's handler will wait()
 228          * the pipecommand away and pclose will return -1 because of its
 229          * failed wait4().
 230          */
 231         sigemptyset(&mask);
 232         sigaddset(&mask, SIGCHLD);
 233         sigprocmask(SIG_BLOCK, &mask, &osig);
 234
 235         r = pclose(pipefp);
 236
 237         sigprocmask(SIG_SETMASK, &osig, NULL);
 238         if (r != 0) {
 239                 g_warning(_("external command `%s' failed with code `%i'\n"), command, r);
 240                 return -1;
 241         }
 242
 243         return 0;
 244 }
 245
 246 #define EXIT_IF_CANCELLED() \
 247 { \
 248         if (dialog->cancelled) { \
 249                 if (session) \
 250                         session_destroy(session); \
 251                 send_progress_dialog_destroy(dialog); \
 252                 return -1; \
 253         } \
 254 }
 255
 256 #define SEND_EXIT_IF_ERROR(f, s) \
 257 { \
 258         EXIT_IF_CANCELLED(); \
 259         if (!(f)) { \
 260                 log_warning("Error occurred while %s\n", s); \
 261                 if (session) \
 262                         session_destroy(session); \
 263                 send_progress_dialog_destroy(dialog); \
 264                 return -1; \
 265         } \
 266 }
 267
 268 #define SEND_EXIT_IF_NOTOK(f, s) \
 269 { \
 270         gint ok; \
 271  \
 272         EXIT_IF_CANCELLED(); \
 273         if ((ok = (f)) != SM_OK) { \
 274                 log_warning("Error occurred while %s\n", s); \
 275                 if (ok == SM_AUTHFAIL) { \
 276                         log_warning(_("SMTP AUTH failed\n")); \
 277                         if (ac_prefs->tmp_pass) { \
 278                                 g_free(ac_prefs->tmp_pass); \
 279                                 ac_prefs->tmp_pass = NULL; \
 280                         } \
 281                         if (ac_prefs->tmp_smtp_pass) { \
 282                                 g_free(ac_prefs->tmp_smtp_pass); \
 283                                 ac_prefs->tmp_smtp_pass = NULL; \
 284                         } \
 285                 } \
 286                 if (smtp_quit(session->sock) != SM_OK) \
 287                         log_warning(_("Error occurred while sending QUIT\n")); \
 288                 session_destroy(session); \
 289                 send_progress_dialog_destroy(dialog); \
 290                 return -1; \
 291         } \
 292 }
 293
 294 gint send_message_smtp(PrefsAccount *ac_prefs, GSList *to_list,
 295                               FILE *fp)
 296 {
 297         SendProgressDialog *dialog;
 298         Session *session = NULL;
 299         GtkCList *clist;
 300         const gchar *text[3];
 301         gchar buf[BUFFSIZE];
 302         gushort port;
 303         gchar *domain;
 304         gchar *user = NULL;
 305         gchar *pass = NULL;
 306         GSList *cur;
 307         gint size;
 308
 309         g_return_val_if_fail(ac_prefs != NULL, -1);
 310         g_return_val_if_fail(ac_prefs->address != NULL, -1);
 311         g_return_val_if_fail(ac_prefs->smtp_server != NULL, -1);
 312         g_return_val_if_fail(to_list != NULL, -1);
 313         g_return_val_if_fail(fp != NULL, -1);
 314
 315         size = get_left_file_size(fp);
 316         if (size < 0) return -1;
 317
 318 #if USE_SSL
 319         port = ac_prefs->set_smtpport ? ac_prefs->smtpport :
 320                 ac_prefs->ssl_smtp == SSL_TUNNEL ? SSMTP_PORT : SMTP_PORT;
 321 #else
 322         port = ac_prefs->set_smtpport ? ac_prefs->smtpport : SMTP_PORT;
 323 #endif
 324         domain = ac_prefs->set_domain ? ac_prefs->domain : NULL;
 325
 326         if (ac_prefs->use_smtp_auth) {
 327                 if (ac_prefs->smtp_userid) {
 328                         user = ac_prefs->smtp_userid;
 329                         if (ac_prefs->smtp_passwd)
 330                                 pass = ac_prefs->smtp_passwd;
 331                         else if (ac_prefs->tmp_smtp_pass)
 332                                 pass = ac_prefs->tmp_smtp_pass;
 333                         else {
 334                                 pass = input_dialog_query_password
 335                                         (ac_prefs->smtp_server, user);
 336                                 if (!pass) pass = g_strdup("");
 337                                 ac_prefs->tmp_smtp_pass = pass;
 338                         }
 339                 } else {
 340                         user = ac_prefs->userid;
 341                         if (ac_prefs->passwd)
 342                                 pass = ac_prefs->passwd;
 343                         else if (ac_prefs->tmp_pass)
 344                                 pass = ac_prefs->tmp_pass;
 345                         else {
 346                                 pass = input_dialog_query_password
 347                                         (ac_prefs->smtp_server, user);
 348                                 if (!pass) pass = g_strdup("");
 349                                 ac_prefs->tmp_pass = pass;
 350                         }
 351                 }
 352         }
 353
 354         dialog = send_progress_dialog_create();
 355
 356         text[0] = NULL;
 357         text[1] = ac_prefs->smtp_server;
 358         text[2] = _("Standby");
 359         clist = GTK_CLIST(dialog->dialog->clist);
 360         gtk_clist_append(clist, (gchar **)text);
 361
 362         if (ac_prefs->pop_before_smtp
 363             && (ac_prefs->protocol == A_APOP || ac_prefs->protocol == A_POP3)) {
 364                 g_snprintf(buf, sizeof(buf), _("Doing POP before SMTP..."));
 365                 log_message("%s\n", buf);
 366                 progress_dialog_set_label(dialog->dialog, buf);
 367                 gtk_clist_set_text(clist, 0, 2, _("POP before SMTP"));
 368                 GTK_EVENTS_FLUSH();
 369                 inc_pop_before_smtp(ac_prefs);
 370         }
 371
 372         g_snprintf(buf, sizeof(buf), _("Connecting to SMTP server: %s ..."),
 373                    ac_prefs->smtp_server);
 374         log_message("%s\n", buf);
 375         progress_dialog_set_label(dialog->dialog, buf);
 376         gtk_clist_set_text(clist, 0, 2, _("Connecting"));
 377         GTK_EVENTS_FLUSH();
 378
 379 #if USE_SSL
 380         SEND_EXIT_IF_ERROR((session = smtp_session_new
 381                                 (ac_prefs->smtp_server, port, domain,
 382                                  user, pass, ac_prefs->ssl_smtp)),
 383                            "connecting to server");
 384 #else
 385         SEND_EXIT_IF_ERROR((session = smtp_session_new
 386                                 (ac_prefs->smtp_server, port, domain,
 387                                  user, pass)),
 388                            "connecting to server");
 389 #endif
 390
 391         progress_dialog_set_label(dialog->dialog, _("Sending MAIL FROM..."));
 392         gtk_clist_set_text(clist, 0, 2, _("Sending"));
 393         GTK_EVENTS_FLUSH();
 394
 395         SEND_EXIT_IF_NOTOK
 396                 (smtp_from(SMTP_SESSION(session), ac_prefs->address,
 397                            ac_prefs->smtp_auth_type),
 398                  "sending MAIL FROM");
 399
 400         progress_dialog_set_label(dialog->dialog, _("Sending RCPT TO..."));
 401         GTK_EVENTS_FLUSH();
 402
 403         for (cur = to_list; cur != NULL; cur = cur->next)
 404                 SEND_EXIT_IF_NOTOK(smtp_rcpt(session->sock, (gchar *)cur->data),
 405                                    "sending RCPT TO");
 406
 407         progress_dialog_set_label(dialog->dialog, _("Sending DATA..."));
 408         GTK_EVENTS_FLUSH();
 409
 410         SEND_EXIT_IF_NOTOK(smtp_data(session->sock), "sending DATA");
 411
 412         /* send main part */
 413         SEND_EXIT_IF_ERROR
 414                 (send_message_data(dialog, session->sock, fp, size) == 0,
 415                  "sending data");
 416
 417         progress_dialog_set_label(dialog->dialog, _("Quitting..."));
 418         GTK_EVENTS_FLUSH();
 419
 420         SEND_EXIT_IF_NOTOK(smtp_eom(session->sock), "terminating data");
 421         SEND_EXIT_IF_NOTOK(smtp_quit(session->sock), "sending QUIT");
 422
 423         session_destroy(session);
 424         send_progress_dialog_destroy(dialog);
 425
 426         return 0;
 427 }
 428
 429 #undef EXIT_IF_CANCELLED
 430 #undef SEND_EXIT_IF_ERROR
 431 #undef SEND_EXIT_IF_NOTOK
 432
 433 #define EXIT_IF_CANCELLED() \
 434 { \
 435         if (dialog->cancelled) return -1; \
 436 }
 437
 438 #define SEND_EXIT_IF_ERROR(f) \
 439 { \
 440         EXIT_IF_CANCELLED(); \
 441         if ((f) <= 0) return -1; \
 442 }
 443
 444 #define SEND_DIALOG_UPDATE() \
 445 { \
 446         gettimeofday(&tv_cur, NULL); \
 447         if (tv_cur.tv_sec - tv_prev.tv_sec > 0 || \
 448             tv_cur.tv_usec - tv_prev.tv_usec > UI_REFRESH_INTERVAL) { \
 449                 g_snprintf(str, sizeof(str), \
 450                            _("Sending message (%d / %d bytes)"), \
 451                            bytes, size); \
 452                 progress_dialog_set_label(dialog->dialog, str); \
 453                 progress_dialog_set_percentage \
 454                         (dialog->dialog, (gfloat)bytes / (gfloat)size); \
 455                 GTK_EVENTS_FLUSH(); \
 456                 gettimeofday(&tv_prev, NULL); \
 457         } \
 458 }
 459
 460 static gint send_message_data(SendProgressDialog *dialog, SockInfo *sock,
 461                               FILE *fp, gint size)
 462 {
 463         gchar buf[BUFFSIZE];
 464         gchar str[BUFFSIZE];
 465         gint bytes = 0;
 466         struct timeval tv_prev, tv_cur;
 467
 468         gettimeofday(&tv_prev, NULL);
 469
 470         /* output header part */
 471         while (fgets(buf, sizeof(buf), fp) != NULL) {
 472                 bytes += strlen(buf);
 473                 strretchomp(buf);
 474
 475                 SEND_DIALOG_UPDATE();
 476
 477                 if (!g_strncasecmp(buf, "Bcc:", 4)) {
 478                         gint next;
 479
 480                         for (;;) {
 481                                 next = fgetc(fp);
 482                                 if (next == EOF)
 483                                         break;
 484                                 else if (next != ' ' && next != '\t') {
 485                                         ungetc(next, fp);
 486                                         break;
 487                                 }
 488                                 if (fgets(buf, sizeof(buf), fp) == NULL)
 489                                         break;
 490                                 else
 491                                         bytes += strlen(buf);
 492                         }
 493                 } else {
 494                         SEND_EXIT_IF_ERROR(sock_puts(sock, buf));
 495                         if (buf[0] == '\0')
 496                                 break;
 497                 }
 498         }
 499
 500         /* output body part */
 501         while (fgets(buf, sizeof(buf), fp) != NULL) {
 502                 bytes += strlen(buf);
 503                 strretchomp(buf);
 504
 505                 SEND_DIALOG_UPDATE();
 506
 507                 /* escape when a dot appears on the top */
 508                 if (buf[0] == '.')
 509                         SEND_EXIT_IF_ERROR(sock_write(sock, ".", 1));
 510
 511                 SEND_EXIT_IF_ERROR(sock_puts(sock, buf));
 512         }
 513
 514         g_snprintf(str, sizeof(str), _("Sending message (%d / %d bytes)"),
 515                    bytes, size);
 516         progress_dialog_set_label(dialog->dialog, str);
 517         progress_dialog_set_percentage
 518                 (dialog->dialog, (gfloat)bytes / (gfloat)size);
 519         GTK_EVENTS_FLUSH();
 520
 521         return 0;
 522 }
 523
 524 #undef EXIT_IF_CANCELLED
 525 #undef SEND_EXIT_IF_ERROR
 526 #undef SEND_DIALOG_UPDATE
 527
 528 static SendProgressDialog *send_progress_dialog_create(void)
 529 {
 530         SendProgressDialog *dialog;
 531         ProgressDialog *progress;
 532
 533         dialog = g_new0(SendProgressDialog, 1);
 534
 535         progress = progress_dialog_create();
 536         gtk_window_set_title(GTK_WINDOW(progress->window),
 537                              _("Sending message"));
 538         gtk_signal_connect(GTK_OBJECT(progress->cancel_btn), "clicked",
 539                            GTK_SIGNAL_FUNC(send_cancel), dialog);
 540         gtk_signal_connect(GTK_OBJECT(progress->window), "delete_event",
 541                            GTK_SIGNAL_FUNC(gtk_true), NULL);
 542         gtk_window_set_modal(GTK_WINDOW(progress->window), TRUE);
 543         manage_window_set_transient(GTK_WINDOW(progress->window));
 544
 545         progress_dialog_set_value(progress, 0.0);
 546
 547         gtk_widget_show_now(progress->window);
 548
 549         dialog->dialog = progress;
 550         dialog->queue_list = NULL;
 551         dialog->cancelled = FALSE;
 552
 553         return dialog;
 554 }
 555
 556 static void send_progress_dialog_destroy(SendProgressDialog *dialog)
 557 {
 558         g_return_if_fail(dialog != NULL);
 559
 560         progress_dialog_destroy(dialog->dialog);
 561         g_free(dialog);
 562 }
 563
 564 static void send_cancel(GtkWidget *widget, gpointer data)
 565 {
 566         SendProgressDialog *dialog = data;
 567
 568         dialog->cancelled = TRUE;
 569 }