src/send.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999,2000 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 <stdio.h>
  28 #include <string.h>
  29
  30 #include "intl.h"
  31 #include "send.h"
  32 #include "socket.h"
  33 #include "smtp.h"
  34 #include "prefs_account.h"
  35 #include "account.h"
  36 #include "compose.h"
  37 #include "procmsg.h"
  38 #include "procheader.h"
  39 #include "utils.h"
  40
  41 #define SMTP_PORT       25
  42
  43 static gint send_message_smtp   (GSList *to_list, const gchar *from,
  44                                  const gchar *server, gushort port,
  45                                  const gchar *domain, const gchar *userid,
  46                                  const gchar *passwd, gboolean use_smtp_auth,
  47                                  FILE *fp);
  48 static gint send_smtp_open      (const gchar *server, gushort port,
  49                                  const gchar *domain, gboolean use_smtp_auth);
  50
  51 #define SEND_EXIT_IF_ERROR(f, s) \
  52 { \
  53         if ((f) < 0) { \
  54                 log_warning("Error occurred while %s\n", s); \
  55                 if (smtp_sock > 0) sock_close(smtp_sock); \
  56                 return -1; \
  57         } \
  58 }
  59
  60 #define SEND_EXIT_IF_NOTOK(f, s) \
  61 { \
  62         if ((f) != SM_OK) { \
  63                 log_warning("Error occurred while %s\n", s); \
  64                 if (smtp_quit(smtp_sock) != SM_OK) \
  65                         log_warning("Error occurred while sending QUIT\n"); \
  66                 sock_close(smtp_sock); \
  67                 return -1; \
  68         } \
  69 }
  70
  71 gint send_message(const gchar *file, PrefsAccount *ac_prefs, GSList *to_list)
  72 {
  73         FILE *fp;
  74         gint val;
  75         gushort port;
  76         gchar *domain;
  77
  78         g_return_val_if_fail(file != NULL, -1);
  79         g_return_val_if_fail(ac_prefs != NULL, -1);
  80         g_return_val_if_fail(to_list != NULL, -1);
  81
  82         if ((fp = fopen(file, "r")) == NULL) {
  83                 FILE_OP_ERROR(file, "fopen");
  84                 return -1;
  85         }
  86
  87         port = ac_prefs->set_smtpport ? ac_prefs->smtpport : SMTP_PORT;
  88         domain = ac_prefs->set_domain ? ac_prefs->domain : NULL;
  89
  90         val = send_message_smtp(to_list, ac_prefs->address,
  91                                 ac_prefs->smtp_server, port, domain,
  92                                 ac_prefs->userid, ac_prefs->passwd,
  93                                 ac_prefs->use_smtp_auth, fp);
  94
  95         fclose(fp);
  96         return val;
  97 }
  98
  99 enum
 100 {
 101         Q_SENDER     = 0,
 102         Q_SMTPSERVER = 1,
 103         Q_RECIPIENTS = 2
 104 };
 105
 106 gint send_message_queue(const gchar *file)
 107 {
 108         static HeaderEntry qentry[] = {{"S:",   NULL, FALSE},
 109                                        {"SSV:", NULL, FALSE},
 110                                        {"R:",   NULL, FALSE},
 111                                        {NULL,   NULL, FALSE}};
 112         FILE *fp;
 113         gint val;
 114         gchar *from = NULL;
 115         gchar *server = NULL;
 116         GSList *to_list = NULL;
 117         gchar buf[BUFFSIZE];
 118         gint hnum;
 119
 120         g_return_val_if_fail(file != NULL, -1);
 121
 122         if ((fp = fopen(file, "r")) == NULL) {
 123                 FILE_OP_ERROR(file, "fopen");
 124                 return -1;
 125         }
 126
 127         while ((hnum = procheader_get_one_field(buf, sizeof(buf), fp, qentry))
 128                != -1) {
 129                 gchar *p = buf + strlen(qentry[hnum].name);
 130
 131                 switch (hnum) {
 132                 case Q_SENDER:
 133                         if (!from) from = g_strdup(p);
 134                         break;
 135                 case Q_SMTPSERVER:
 136                         if (!server) server = g_strdup(p);
 137                         break;
 138                 case Q_RECIPIENTS:
 139                         to_list = address_list_append(to_list, p);
 140                         break;
 141                 default:
 142                 }
 143         }
 144
 145         if (!to_list || !from || !server) {
 146                 g_warning(_("Queued message header is broken.\n"));
 147                 val = -1;
 148         } else {
 149                 gushort port;
 150                 gchar *domain;
 151                 PrefsAccount *ac;
 152
 153                 ac = account_find_from_smtp_server(from, server);
 154                 if (!ac) {
 155                         g_warning(_("Account not found. Using current account...\n"));
 156                         ac = cur_account;
 157                 }
 158
 159                 if (ac) {
 160                         port = ac->set_smtpport ? ac->smtpport : SMTP_PORT;
 161                         domain = ac->set_domain ? ac->domain : NULL;
 162                         val = send_message_smtp
 163                                 (to_list, from, server, port, domain,
 164                                  ac->userid, ac->passwd, ac->use_smtp_auth, fp);
 165                 } else {
 166                         g_warning(_("Account not found.\n"));
 167                         val = send_message_smtp
 168                                 (to_list, from, server, SMTP_PORT, NULL,
 169                                  NULL, NULL, FALSE, fp);
 170                 }
 171         }
 172
 173         slist_free_strings(to_list);
 174         g_slist_free(to_list);
 175         g_free(from);
 176         g_free(server);
 177         fclose(fp);
 178
 179         return val;
 180 }
 181
 182 static gint send_message_smtp(GSList *to_list, const gchar *from,
 183                               const gchar *server, gushort port,
 184                               const gchar *domain, const gchar *userid,
 185                               const gchar* passwd, gboolean use_smtp_auth,
 186                               FILE *fp)
 187 {
 188         gint smtp_sock;
 189         gchar buf[BUFFSIZE];
 190         GSList *cur;
 191
 192         g_return_val_if_fail(to_list != NULL, -1);
 193         g_return_val_if_fail(from != NULL, -1);
 194         g_return_val_if_fail(server != NULL, -1);
 195         g_return_val_if_fail(fp != NULL, -1);
 196
 197         log_message(_("Connecting to SMTP server: %s ...\n"), server);
 198
 199         SEND_EXIT_IF_ERROR((smtp_sock = send_smtp_open
 200                                 (server, port, domain, use_smtp_auth)),
 201                            "connecting to server");
 202         SEND_EXIT_IF_NOTOK
 203                 (smtp_from(smtp_sock, from, userid, passwd, use_smtp_auth),
 204                  "sending MAIL FROM");
 205         for (cur = to_list; cur != NULL; cur = cur->next)
 206                 SEND_EXIT_IF_NOTOK(smtp_rcpt(smtp_sock, (gchar *)cur->data),
 207                                    "sending RCPT TO");
 208         SEND_EXIT_IF_NOTOK(smtp_data(smtp_sock), "sending DATA");
 209
 210         /* send main part */
 211         while (fgets(buf, sizeof(buf), fp) != NULL) {
 212                 strretchomp(buf);
 213
 214                 /* escape when a dot appears on the top */
 215                 if (buf[0] == '.')
 216                         SEND_EXIT_IF_ERROR(sock_write(smtp_sock, ".", 1),
 217                                            "sending data");
 218
 219                 SEND_EXIT_IF_ERROR(sock_puts(smtp_sock, buf), "sending data");
 220         }
 221
 222         SEND_EXIT_IF_NOTOK(smtp_eom(smtp_sock), "terminating data");
 223         SEND_EXIT_IF_NOTOK(smtp_quit(smtp_sock), "sending QUIT");
 224
 225         sock_close(smtp_sock);
 226         return 0;
 227 }
 228
 229 static gint send_smtp_open(const gchar *server, gushort port,
 230                            const gchar *domain, gboolean use_smtp_auth)
 231 {
 232         SockInfo *sockinfo;
 233         gint sock;
 234         gint val;
 235
 236         g_return_val_if_fail(server != NULL, -1);
 237
 238         if ((sockinfo = sock_connect(server, port)) == NULL) {
 239                 log_warning(_("Can't connect to SMTP server: %s:%d\n"),
 240                             server, port);
 241                 return -1;
 242         }
 243         sock = sockinfo->sock;
 244         sock_sockinfo_free(sockinfo);
 245
 246         if (smtp_ok(sock) == SM_OK) {
 247                 val = smtp_helo(sock, domain ? domain : get_domain_name(),
 248                                 use_smtp_auth);
 249                 if (val == SM_OK) return sock;
 250         }
 251
 252         log_warning(_("Error occurred while sending HELO\n"));
 253         sock_close(sock);
 254
 255         return -1;
 256 }