Add pop before smtp
[claws.git] / src / send.c
index d332ab8f3414de9adf39f6f6e68449f7f0bdab6e..167bdd096c743340ec6f2084aff4060033c29dbe 100644 (file)
@@ -1,6 +1,6 @@
 /*
  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
- * Copyright (C) 1999-2001 Hiroyuki Yamamoto
+ * Copyright (C) 1999-2002 Hiroyuki Yamamoto
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -31,6 +31,7 @@
 #include <stdio.h>
 #include <string.h>
 #include <sys/time.h>
+#include <signal.h>
 #include <unistd.h>
 
 #include "intl.h"
@@ -38,7 +39,6 @@
 #include "socket.h"
 #include "ssl.h"
 #include "smtp.h"
-#include "esmtp.h"
 #include "prefs_common.h"
 #include "prefs_account.h"
 #include "account.h"
@@ -60,14 +60,6 @@ struct _SendProgressDialog
        gboolean cancelled;
 };
 
-#if USE_SSL
-static SockInfo *send_smtp_open        (const gchar *server, gushort port,
-                                const gchar *domain, gboolean use_smtp_auth,
-                                SSLSMTPType ssl_type);
-#else
-static SockInfo *send_smtp_open        (const gchar *server, gushort port,
-                                const gchar *domain, gboolean use_smtp_auth);
-#endif
 
 static gint send_message_data  (SendProgressDialog *dialog, SockInfo *sock,
                                 FILE *fp, gint size);
@@ -76,8 +68,6 @@ static SendProgressDialog *send_progress_dialog_create(void);
 static void send_progress_dialog_destroy(SendProgressDialog *dialog);
 static void send_cancel(GtkWidget *widget, gpointer data);
 
-static gchar *send_query_password(const gchar *server, const gchar *user);
-
 
 gint send_message(const gchar *file, PrefsAccount *ac_prefs, GSList *to_list)
 {
@@ -88,21 +78,28 @@ gint send_message(const gchar *file, PrefsAccount *ac_prefs, GSList *to_list)
        g_return_val_if_fail(ac_prefs != NULL, -1);
        g_return_val_if_fail(to_list != NULL, -1);
 
-       if ((fp = fopen(file, "r")) == NULL) {
+       if ((fp = fopen(file, "rb")) == NULL) {
                FILE_OP_ERROR(file, "fopen");
                return -1;
        }
 
-       if (prefs_common.use_extsend && prefs_common.extsend_cmd) {
+       if (ac_prefs->use_mail_command && ac_prefs->mail_command &&
+           (*ac_prefs->mail_command)) {
+               val = send_message_local(ac_prefs->mail_command, fp);
+               fclose(fp);
+               return val;
+       }
+       else if (prefs_common.use_extsend && prefs_common.extsend_cmd) {
                val = send_message_local(prefs_common.extsend_cmd, fp);
                fclose(fp);
                return val;
        }
-
-       val = send_message_smtp(ac_prefs, to_list, fp);
-
-       fclose(fp);
-       return val;
+       else {
+               val = send_message_smtp(ac_prefs, to_list, fp);
+               
+               fclose(fp);
+               return val;
+       }
 }
 
 enum
@@ -113,6 +110,7 @@ enum
        Q_ACCOUNT_ID = 3
 };
 
+#if 0
 gint send_message_queue(const gchar *file)
 {
        static HeaderEntry qentry[] = {{"S:",   NULL, FALSE},
@@ -131,7 +129,7 @@ gint send_message_queue(const gchar *file)
 
        g_return_val_if_fail(file != NULL, -1);
 
-       if ((fp = fopen(file, "r")) == NULL) {
+       if ((fp = fopen(file, "rb")) == NULL) {
                FILE_OP_ERROR(file, "fopen");
                return -1;
        }
@@ -154,12 +152,16 @@ gint send_message_queue(const gchar *file)
                        ac = account_find_from_id(atoi(p));
                        break;
                default:
+                       break;
                }
        }
 
        if (!to_list || !from) {
                g_warning(_("Queued message header is broken.\n"));
                val = -1;
+       } else if (ac && ac->use_mail_command && ac->mail_command &&
+                  (*ac->mail_command)) {
+               val = send_message_local(ac->mail_command, fp);
        } else if (prefs_common.use_extsend && prefs_common.extsend_cmd) {
                val = send_message_local(prefs_common.extsend_cmd, fp);
        } else {
@@ -195,11 +197,14 @@ gint send_message_queue(const gchar *file)
 
        return val;
 }
+#endif
 
 gint send_message_local(const gchar *command, FILE *fp)
 {
        FILE *pipefp;
        gchar buf[BUFFSIZE];
+       int r;
+       sigset_t osig, mask;
 
        g_return_val_if_fail(command != NULL, -1);
        g_return_val_if_fail(fp != NULL, -1);
@@ -219,7 +224,21 @@ gint send_message_local(const gchar *command, FILE *fp)
                fputc('\n', pipefp);
        }
 
-       pclose(pipefp);
+       /* we need to block SIGCHLD, otherwise pspell's handler will wait()
+        * the pipecommand away and pclose will return -1 because of its
+        * failed wait4().
+        */
+       sigemptyset(&mask);
+       sigaddset(&mask, SIGCHLD);
+       sigprocmask(SIG_BLOCK, &mask, &osig);
+       
+       r = pclose(pipefp);
+
+       sigprocmask(SIG_SETMASK, &osig, NULL);
+       if (r != 0) {
+               g_warning(_("external command `%s' failed with code `%i'\n"), command, r);
+               return -1;
+       }
 
        return 0;
 }
@@ -227,7 +246,8 @@ gint send_message_local(const gchar *command, FILE *fp)
 #define EXIT_IF_CANCELLED() \
 { \
        if (dialog->cancelled) { \
-               sock_close(smtp_sock); \
+               if (session) \
+                       session_destroy(session); \
                send_progress_dialog_destroy(dialog); \
                return -1; \
        } \
@@ -238,7 +258,8 @@ gint send_message_local(const gchar *command, FILE *fp)
        EXIT_IF_CANCELLED(); \
        if (!(f)) { \
                log_warning("Error occurred while %s\n", s); \
-               sock_close(smtp_sock); \
+               if (session) \
+                       session_destroy(session); \
                send_progress_dialog_destroy(dialog); \
                return -1; \
        } \
@@ -252,15 +273,19 @@ gint send_message_local(const gchar *command, FILE *fp)
        if ((ok = (f)) != SM_OK) { \
                log_warning("Error occurred while %s\n", s); \
                if (ok == SM_AUTHFAIL) { \
-                       log_warning("SMTP AUTH failed\n"); \
+                       log_warning(_("SMTP AUTH failed\n")); \
                        if (ac_prefs->tmp_pass) { \
                                g_free(ac_prefs->tmp_pass); \
                                ac_prefs->tmp_pass = NULL; \
                        } \
+                       if (ac_prefs->tmp_smtp_pass) { \
+                               g_free(ac_prefs->tmp_smtp_pass); \
+                               ac_prefs->tmp_smtp_pass = NULL; \
+                       } \
                } \
-               if (smtp_quit(smtp_sock) != SM_OK) \
-                       log_warning("Error occurred while sending QUIT\n"); \
-               sock_close(smtp_sock); \
+               if (smtp_quit(session->sock) != SM_OK) \
+                       log_warning(_("Error occurred while sending QUIT\n")); \
+               session_destroy(session); \
                send_progress_dialog_destroy(dialog); \
                return -1; \
        } \
@@ -269,13 +294,14 @@ gint send_message_local(const gchar *command, FILE *fp)
 gint send_message_smtp(PrefsAccount *ac_prefs, GSList *to_list,
                              FILE *fp)
 {
-       SockInfo *smtp_sock = NULL;
        SendProgressDialog *dialog;
+       Session *session = NULL;
        GtkCList *clist;
        const gchar *text[3];
        gchar buf[BUFFSIZE];
        gushort port;
        gchar *domain;
+       gchar *user = NULL;
        gchar *pass = NULL;
        GSList *cur;
        gint size;
@@ -291,22 +317,37 @@ gint send_message_smtp(PrefsAccount *ac_prefs, GSList *to_list,
 
 #if USE_SSL
        port = ac_prefs->set_smtpport ? ac_prefs->smtpport :
-               ac_prefs->ssl_smtp == SSL_SMTP_TUNNEL ? SSMTP_PORT : SMTP_PORT;
+               ac_prefs->ssl_smtp == SSL_TUNNEL ? SSMTP_PORT : SMTP_PORT;
 #else
        port = ac_prefs->set_smtpport ? ac_prefs->smtpport : SMTP_PORT;
 #endif
        domain = ac_prefs->set_domain ? ac_prefs->domain : NULL;
 
        if (ac_prefs->use_smtp_auth) {
-               if (ac_prefs->passwd)
-                       pass = ac_prefs->passwd;
-               else if (ac_prefs->tmp_pass)
-                       pass = ac_prefs->tmp_pass;
-               else {
-                       pass = send_query_password(ac_prefs->smtp_server,
-                                                  ac_prefs->userid);
-                       if (!pass) pass = g_strdup("");
-                       ac_prefs->tmp_pass = pass;
+               if (ac_prefs->smtp_userid) {
+                       user = ac_prefs->smtp_userid;
+                       if (ac_prefs->smtp_passwd)
+                               pass = ac_prefs->smtp_passwd;
+                       else if (ac_prefs->tmp_smtp_pass)
+                               pass = ac_prefs->tmp_smtp_pass;
+                       else {
+                               pass = input_dialog_query_password
+                                       (ac_prefs->smtp_server, user);
+                               if (!pass) pass = g_strdup("");
+                               ac_prefs->tmp_smtp_pass = pass;
+                       }
+               } else {
+                       user = ac_prefs->userid;
+                       if (ac_prefs->passwd)
+                               pass = ac_prefs->passwd;
+                       else if (ac_prefs->tmp_pass)
+                               pass = ac_prefs->tmp_pass;
+                       else {
+                               pass = input_dialog_query_password
+                                       (ac_prefs->smtp_server, user);
+                               if (!pass) pass = g_strdup("");
+                               ac_prefs->tmp_pass = pass;
+                       }
                }
        }
 
@@ -318,6 +359,16 @@ gint send_message_smtp(PrefsAccount *ac_prefs, GSList *to_list,
        clist = GTK_CLIST(dialog->dialog->clist);
        gtk_clist_append(clist, (gchar **)text);
 
+       if (ac_prefs->pop_before_smtp
+           && (ac_prefs->protocol == A_APOP || ac_prefs->protocol == A_POP3)) {
+               g_snprintf(buf, sizeof(buf), _("Doing POP before SMTP..."));
+               log_message("%s\n", buf);
+               progress_dialog_set_label(dialog->dialog, buf);
+               gtk_clist_set_text(clist, 0, 2, _("POP before SMTP"));
+               GTK_EVENTS_FLUSH();
+               inc_pop_before_smtp(ac_prefs);
+       }
+       
        g_snprintf(buf, sizeof(buf), _("Connecting to SMTP server: %s ..."),
                   ac_prefs->smtp_server);
        log_message("%s\n", buf);
@@ -326,14 +377,14 @@ gint send_message_smtp(PrefsAccount *ac_prefs, GSList *to_list,
        GTK_EVENTS_FLUSH();
 
 #if USE_SSL
-       SEND_EXIT_IF_ERROR((smtp_sock = send_smtp_open
+       SEND_EXIT_IF_ERROR((session = smtp_session_new
                                (ac_prefs->smtp_server, port, domain,
-                                ac_prefs->use_smtp_auth, ac_prefs->ssl_smtp)),
+                                user, pass, ac_prefs->ssl_smtp)),
                           "connecting to server");
 #else
-       SEND_EXIT_IF_ERROR((smtp_sock = send_smtp_open
+       SEND_EXIT_IF_ERROR((session = smtp_session_new
                                (ac_prefs->smtp_server, port, domain,
-                                ac_prefs->use_smtp_auth)),
+                                user, pass)),
                           "connecting to server");
 #endif
 
@@ -342,33 +393,34 @@ gint send_message_smtp(PrefsAccount *ac_prefs, GSList *to_list,
        GTK_EVENTS_FLUSH();
 
        SEND_EXIT_IF_NOTOK
-               (smtp_from(smtp_sock, ac_prefs->address, ac_prefs->userid,
-                          pass, ac_prefs->use_smtp_auth),
+               (smtp_from(SMTP_SESSION(session), ac_prefs->address,
+                          ac_prefs->smtp_auth_type),
                 "sending MAIL FROM");
 
        progress_dialog_set_label(dialog->dialog, _("Sending RCPT TO..."));
        GTK_EVENTS_FLUSH();
 
        for (cur = to_list; cur != NULL; cur = cur->next)
-               SEND_EXIT_IF_NOTOK(smtp_rcpt(smtp_sock, (gchar *)cur->data),
+               SEND_EXIT_IF_NOTOK(smtp_rcpt(session->sock, (gchar *)cur->data),
                                   "sending RCPT TO");
 
        progress_dialog_set_label(dialog->dialog, _("Sending DATA..."));
        GTK_EVENTS_FLUSH();
 
-       SEND_EXIT_IF_NOTOK(smtp_data(smtp_sock), "sending DATA");
+       SEND_EXIT_IF_NOTOK(smtp_data(session->sock), "sending DATA");
 
        /* send main part */
-       SEND_EXIT_IF_ERROR(send_message_data(dialog, smtp_sock, fp, size) == 0,
-                          "sending data");
+       SEND_EXIT_IF_ERROR
+               (send_message_data(dialog, session->sock, fp, size) == 0,
+                "sending data");
 
        progress_dialog_set_label(dialog->dialog, _("Quitting..."));
        GTK_EVENTS_FLUSH();
 
-       SEND_EXIT_IF_NOTOK(smtp_eom(smtp_sock), "terminating data");
-       SEND_EXIT_IF_NOTOK(smtp_quit(smtp_sock), "sending QUIT");
+       SEND_EXIT_IF_NOTOK(smtp_eom(session->sock), "terminating data");
+       SEND_EXIT_IF_NOTOK(smtp_quit(session->sock), "sending QUIT");
 
-       sock_close(smtp_sock);
+       session_destroy(session);
        send_progress_dialog_destroy(dialog);
 
        return 0;
@@ -473,80 +525,6 @@ static gint send_message_data(SendProgressDialog *dialog, SockInfo *sock,
 #undef SEND_EXIT_IF_ERROR
 #undef SEND_DIALOG_UPDATE
 
-#if USE_SSL
-static SockInfo *send_smtp_open(const gchar *server, gushort port,
-                               const gchar *domain, gboolean use_smtp_auth,
-                               SSLSMTPType ssl_type)
-#else
-static SockInfo *send_smtp_open(const gchar *server, gushort port,
-                               const gchar *domain, gboolean use_smtp_auth)
-#endif
-{
-       SockInfo *sock;
-       gint val;
-
-       g_return_val_if_fail(server != NULL, NULL);
-
-       if ((sock = sock_connect(server, port)) == NULL) {
-               log_warning(_("Can't connect to SMTP server: %s:%d\n"),
-                           server, port);
-               return NULL;
-       }
-
-#if USE_SSL
-       if (ssl_type == SSL_SMTP_TUNNEL && !ssl_init_socket(sock)) {
-               log_warning(_("SSL connection failed"));
-               sock_close(sock);
-               return NULL;
-       }
-#endif
-
-       if (smtp_ok(sock) != SM_OK) {
-               log_warning(_("Error occurred while connecting to %s:%d\n"),
-                           server, port);
-               sock_close(sock);
-               return NULL;
-       }
-
-#if USE_SSL
-       val = smtp_helo(sock, domain ? domain : get_domain_name(),
-                       use_smtp_auth || ssl_type == SSL_SMTP_STARTTLS);
-#else
-       val = smtp_helo(sock, domain ? domain : get_domain_name(),
-                       use_smtp_auth);
-#endif
-
-       if (val != SM_OK) {
-               log_warning(_("Error occurred while sending HELO\n"));
-               sock_close(sock);
-               return NULL;
-       }
-
-#if USE_SSL
-       if (ssl_type == SSL_SMTP_STARTTLS) {
-               val = esmtp_starttls(sock);
-               if (val != SM_OK) {
-                       log_warning(_("Error occurred while sending STARTTLS\n"));
-                       sock_close(sock);
-                       return NULL;
-               }
-               if (!ssl_init_socket_with_method(sock, SSL_METHOD_TLSv1)) {
-                       sock_close(sock);
-                       return NULL;
-               }
-               val = esmtp_ehlo(sock, domain ? domain : get_domain_name());
-               if (val != SM_OK) {
-                       log_warning(_("Error occurred while sending EHLO\n"));
-                       sock_close(sock);
-                       return NULL;
-               }
-       }
-#endif
-
-       return sock;
-}
-
-
 static SendProgressDialog *send_progress_dialog_create(void)
 {
        SendProgressDialog *dialog;
@@ -589,16 +567,3 @@ static void send_cancel(GtkWidget *widget, gpointer data)
 
        dialog->cancelled = TRUE;
 }
-
-static gchar *send_query_password(const gchar *server, const gchar *user)
-{
-       gchar *message;
-       gchar *pass;
-
-       message = g_strdup_printf(_("Input password for %s on %s:"),
-                                 user, server);
-       pass = input_dialog_with_invisible(_("Input password"), message, NULL);
-       g_free(message);
-
-       return pass;
-}