when a 'protocol error' is encountered disconnect from the server
[claws.git] / src / news.c
index 56c8a036e2745b7513fe74b37a8ff3e66d7661a4..327fdcc2a1e3f10a97ecf467864ce65a97b5f7b2 100644 (file)
 #include "prefs_account.h"
 #include "inputdialog.h"
 #include "alertpanel.h"
-#if USE_SSL
+#include "log.h"
+#if USE_OPENSSL
 #  include "ssl.h"
 #endif
 
 #define NNTP_PORT      119
-#if USE_SSL
+#if USE_OPENSSL
 #define NNTPS_PORT     563
 #endif
 
@@ -60,7 +61,7 @@ static void news_folder_init           (Folder        *folder,
                                          const gchar   *name,
                                          const gchar   *path);
 
-#if USE_SSL
+#if USE_OPENSSL
 static Session *news_session_new        (const gchar   *server,
                                          gushort        port,
                                          const gchar   *userid,
@@ -98,19 +99,25 @@ static GSList *news_delete_old_articles      (GSList        *alist,
                                          FolderItem    *item,
                                          gint           first);
 static void news_delete_all_articles    (FolderItem    *item);
+static void news_delete_expired_caches  (GSList        *alist,
+                                         FolderItem    *item);
 
 static gint news_remove_msg             (Folder        *folder, 
                                          FolderItem    *item, 
                                          gint           num);
-GSList *news_get_num_list               (Folder        *folder, 
-                                         FolderItem    *item);
-MsgInfo *news_fetch_msginfo             (Folder        *folder, 
+gint news_get_num_list                  (Folder        *folder, 
+                                         FolderItem    *item,
+                                         GSList       **list);
+MsgInfo *news_get_msginfo               (Folder        *folder, 
                                          FolderItem    *item,
                                          gint           num);
-GSList *news_fetch_msginfos             (Folder        *folder,
+GSList *news_get_msginfos               (Folder        *folder,
                                          FolderItem    *item,
                                          GSList        *msgnum_list);
 
+gint news_post_stream                   (Folder        *folder, 
+                                         FILE          *fp);
+
 Folder *news_folder_new(const gchar *name, const gchar *path)
 {
        Folder *folder;
@@ -121,8 +128,15 @@ Folder *news_folder_new(const gchar *name, const gchar *path)
        return folder;
 }
 
-void news_folder_destroy(NewsFolder *folder)
+void news_folder_destroy(Folder *folder)
 {
+       gchar *dir;
+
+       dir = folder_get_path(folder);
+       if (is_dir_exist(dir))
+               remove_dir_recursive(dir);
+       g_free(dir);
+
        folder_remote_folder_destroy(REMOTE_FOLDER(folder));
 }
 
@@ -140,13 +154,14 @@ static void news_folder_init(Folder *folder, const gchar *name,
 /*
        folder->scan         = news_scan_group;
 */
+       folder->destroy      = news_folder_destroy;
        folder->remove_msg   = news_remove_msg;
        folder->get_num_list = news_get_num_list;
-       folder->fetch_msginfo = news_fetch_msginfo;
-       folder->fetch_msginfos = news_fetch_msginfos;
+       folder->get_msginfo  = news_get_msginfo;
+       folder->get_msginfos = news_get_msginfos;
 }
 
-#if USE_SSL
+#if USE_OPENSSL
 static Session *news_session_new(const gchar *server, gushort port,
                                 const gchar *userid, const gchar *passwd,
                                 SSLType ssl_type)
@@ -163,7 +178,7 @@ static Session *news_session_new(const gchar *server, gushort port,
 
        log_message(_("creating NNTP connection to %s:%d ...\n"), server, port);
 
-#if USE_SSL
+#if USE_OPENSSL
        if (userid && passwd)
                nntp_sock = nntp_open_auth(server, port, buf, userid, passwd,
                                           ssl_type);
@@ -188,18 +203,21 @@ static Session *news_session_new(const gchar *server, gushort port,
        SESSION(session)->phase            = SESSION_READY;
        SESSION(session)->last_access_time = time(NULL);
        SESSION(session)->data             = NULL;
+
+       SESSION(session)->destroy          = news_session_destroy;
+
        session->group = NULL;
 
        return SESSION(session);
 }
 
-void news_session_destroy(NNTPSession *session)
+void news_session_destroy(Session *session)
 {
-       nntp_close(session->nntp_sock);
-       session->nntp_sock = NULL;
-       SESSION(session)->sock = NULL;
+       nntp_close(NNTP_SESSION(session)->nntp_sock);
+       NNTP_SESSION(session)->nntp_sock = NULL;
+       session->sock = NULL;
 
-       g_free(session->group);
+       g_free(NNTP_SESSION(session)->group);
 }
 
 static Session *news_session_new_for_folder(Folder *folder)
@@ -209,6 +227,7 @@ static Session *news_session_new_for_folder(Folder *folder)
        const gchar *userid = NULL;
        gchar *passwd = NULL;
        gushort port;
+       gchar buf[NNTPBUFSIZE];
 
        g_return_val_if_fail(folder != NULL, NULL);
        g_return_val_if_fail(folder->account != NULL, NULL);
@@ -223,7 +242,7 @@ static Session *news_session_new_for_folder(Folder *folder)
                                                             userid);
        }
 
-#if USE_SSL
+#if USE_OPENSSL
        port = ac->set_nntpport ? ac->nntpport
                : ac->ssl_nntp ? NNTPS_PORT : NNTP_PORT;
        session = news_session_new(ac->nntp_server, port, userid, passwd,
@@ -232,6 +251,8 @@ static Session *news_session_new_for_folder(Folder *folder)
        port = ac->set_nntpport ? ac->nntpport : NNTP_PORT;
        session = news_session_new(ac->nntp_server, port, userid, passwd);
 #endif
+       if (ac->use_nntp_auth && ac->use_nntp_auth_onconnect)
+               nntp_forceauth(NNTP_SESSION(session)->nntp_sock, buf, userid, passwd);
 
        g_free(passwd);
 
@@ -248,20 +269,18 @@ NNTPSession *news_session_get(Folder *folder)
 
        if (!rfolder->session) {
                rfolder->session = news_session_new_for_folder(folder);
-               statusbar_pop_all();
                return NNTP_SESSION(rfolder->session);
        }
 
        if (time(NULL) - rfolder->session->last_access_time < SESSION_TIMEOUT) {
                rfolder->session->last_access_time = time(NULL);
-               statusbar_pop_all();
                return NNTP_SESSION(rfolder->session);
        }
 
        if (nntp_mode(NNTP_SESSION(rfolder->session)->nntp_sock, FALSE)
            != NN_SUCCESS) {
-               log_warning(_("NNTP connection to %s:%d has been"
-                             " disconnected. Reconnecting...\n"),
+               log_warning("NNTP connection to %s:%d has been"
+                             " disconnected. Reconnecting...\n",
                            folder->account->nntp_server,
                            folder->account->set_nntpport ?
                            folder->account->nntpport : NNTP_PORT);
@@ -271,7 +290,6 @@ NNTPSession *news_session_get(Folder *folder)
 
        if (rfolder->session)
                rfolder->session->last_access_time = time(NULL);
-       statusbar_pop_all();
        return NNTP_SESSION(rfolder->session);
 }
 
@@ -289,7 +307,7 @@ GSList *news_get_article_list(Folder *folder, FolderItem *item,
 
        if (!session) {
                alist = procmsg_read_cache(item, FALSE);
-               item->last_num = procmsg_get_last_num_in_cache(alist);
+               item->last_num = procmsg_get_last_num_in_msg_list(alist);
        } else if (use_cache) {
                GSList *newlist;
                gint cache_last;
@@ -297,12 +315,20 @@ GSList *news_get_article_list(Folder *folder, FolderItem *item,
 
                alist = procmsg_read_cache(item, FALSE);
 
-               cache_last = procmsg_get_last_num_in_cache(alist);
+               cache_last = procmsg_get_last_num_in_msg_list(alist);
                newlist = news_get_uncached_articles
                        (session, item, cache_last, &first, &last);
-               alist = news_delete_old_articles(alist, item, first);
+               if (first == 0 && last == 0) {
+                       news_delete_all_articles(item);
+                       procmsg_msg_list_free(alist);
+                       alist = NULL;
+               } else {
+                       alist = news_delete_old_articles(alist, item, first);
+                       news_delete_expired_caches(alist, item);
+               }
 
                alist = g_slist_concat(alist, newlist);
+
                item->last_num = last;
        } else {
                gint last;
@@ -315,8 +341,6 @@ GSList *news_get_article_list(Folder *folder, FolderItem *item,
 
        procmsg_set_flags(alist, item);
 
-       statusbar_pop_all();
-
        return alist;
 }
 
@@ -336,7 +360,7 @@ gchar *news_fetch_msg(Folder *folder, FolderItem *item, gint num)
        g_free(path);
 
        if (is_file_exist(filename)) {
-               debug_print(_("article %d has been already cached.\n"), num);
+               debug_print("article %d has been already cached.\n", num);
                return filename;
        }
 
@@ -347,19 +371,19 @@ gchar *news_fetch_msg(Folder *folder, FolderItem *item, gint num)
        }
 
        ok = news_select_group(session, item->path, NULL, NULL, NULL);
-       statusbar_pop_all();
        if (ok != NN_SUCCESS) {
-               g_warning(_("can't select group %s\n"), item->path);
+               g_warning("can't select group %s\n", item->path);
                g_free(filename);
                return NULL;
        }
 
-       debug_print(_("getting article %d...\n"), num);
+       debug_print("getting article %d...\n", num);
        ok = news_get_article(NNTP_SESSION(REMOTE_FOLDER(folder)->session),
                              num, filename);
-       statusbar_pop_all();
        if (ok < 0) {
-               g_warning(_("can't read article %d\n"), num);
+               g_warning("can't read article %d\n", num);
+               session_destroy(SESSION(session));
+               REMOTE_FOLDER(folder)->session = NULL;
                g_free(filename);
                return NULL;
        }
@@ -381,7 +405,7 @@ gint news_scan_group(Folder *folder, FolderItem *item)
 
        ok = news_select_group(session, item->path, &num, &first, &last);
        if (ok != NN_SUCCESS) {
-               log_warning(_("can't set group: %s\n"), item->path);
+               log_warning("can't set group: %s\n", item->path);
                return -1;
        }
 
@@ -403,10 +427,6 @@ gint news_scan_group(Folder *folder, FolderItem *item)
        else {
                if (min < first)
                        min = first;
-               else if (first < min) {
-                       num -= min - first;
-                       first = min;
-               }
 
                if (last < max)
                        max = last;
@@ -481,12 +501,10 @@ GSList *news_get_group_list(Folder *folder)
 
                if (nntp_list(session->nntp_sock) != NN_SUCCESS) {
                        g_free(filename);
-                       statusbar_pop_all();
                        return NULL;
                }
-               statusbar_pop_all();
                if (recv_write_to_file(SESSION(session)->sock, filename) < 0) {
-                       log_warning(_("can't retrieve newsgroup list\n"));
+                       log_warning("can't retrieve newsgroup list\n");
                        session_destroy(SESSION(session));
                        REMOTE_FOLDER(folder)->session = NULL;
                        g_free(filename);
@@ -532,8 +550,6 @@ GSList *news_get_group_list(Folder *folder)
 
        list = g_slist_sort(list, (GCompareFunc)news_group_info_compare);
 
-       statusbar_pop_all();
-
        return list;
 }
 
@@ -568,7 +584,6 @@ void news_remove_group_list_cache(Folder *folder)
 
 gint news_post(Folder *folder, const gchar *file)
 {
-       NNTPSession *session;
        FILE *fp;
        gint ok;
 
@@ -576,24 +591,36 @@ gint news_post(Folder *folder, const gchar *file)
        g_return_val_if_fail(folder->type == F_NEWS, -1);
        g_return_val_if_fail(file != NULL, -1);
 
-       session = news_session_get(folder);
-       if (!session) return -1;
-
        if ((fp = fopen(file, "rb")) == NULL) {
                FILE_OP_ERROR(file, "fopen");
                return -1;
        }
 
+       ok = news_post_stream(folder, fp);
+
+       fclose(fp);
+
+       return ok;
+}
+
+gint news_post_stream(Folder *folder, FILE *fp)
+{
+       NNTPSession *session;
+       gint ok;
+
+       g_return_val_if_fail(folder != NULL, -1);
+       g_return_val_if_fail(folder->type == F_NEWS, -1);
+       g_return_val_if_fail(fp != NULL, -1);
+
+       session = news_session_get(folder);
+       if (!session) return -1;
+
        ok = nntp_post(session->nntp_sock, fp);
        if (ok != NN_SUCCESS) {
-               log_warning(_("can't post article.\n"));
+               log_warning("can't post article.\n");
                return -1;
        }
 
-       fclose(fp);
-
-       statusbar_pop_all();
-
        return 0;
 }
 
@@ -610,7 +637,7 @@ static gint news_get_article_cmd(NNTPSession *session, const gchar *cmd,
        g_free(msgid);
 
        if (recv_write_to_file(session->nntp_sock->sock, filename) < 0) {
-               log_warning(_("can't retrieve article %d\n"), num);
+               log_warning("can't retrieve article %d\n", num);
                return -1;
        }
 
@@ -619,22 +646,13 @@ static gint news_get_article_cmd(NNTPSession *session, const gchar *cmd,
 
 static gint news_remove_msg(Folder *folder, FolderItem *item, gint num)
 {
-       MsgInfo * msginfo;
-       gchar * filename;
-       MsgFlags msgflags = { 0, 0 };
+       gchar * dir;
        gint r;
 
-       filename = folder_item_fetch_msg(item, num);
-       if (filename == NULL)
-               return -1;
-
-       msginfo = procheader_parse_file(filename, msgflags, FALSE, FALSE);
-       if (msginfo == NULL)
-               return -1;
-
-       r = news_cancel_article(folder, msginfo);
-
-       procmsg_msginfo_free(msginfo);
+       dir = folder_item_get_path(item);
+       debug_print("news_remove_msg: removing msg %d in %s\n",num,dir);
+       r = remove_numbered_files(dir, num, num);
+       g_free(dir);
 
        return r;
 }
@@ -692,8 +710,8 @@ static GSList *news_get_uncached_articles(NNTPSession *session,
        GSList *llast = NULL;
        MsgInfo *msginfo;
 
-       if (rfirst) *rfirst = 0;
-       if (rlast)  *rlast  = 0;
+       if (rfirst) *rfirst = -1;
+       if (rlast)  *rlast  = -1;
 
        g_return_val_if_fail(session != NULL, NULL);
        g_return_val_if_fail(item != NULL, NULL);
@@ -702,30 +720,31 @@ static GSList *news_get_uncached_articles(NNTPSession *session,
 
        ok = news_select_group(session, item->path, &num, &first, &last);
        if (ok != NN_SUCCESS) {
-               log_warning(_("can't set group: %s\n"), item->path);
+               log_warning("can't set group: %s\n", item->path);
                return NULL;
        }
 
        /* calculate getting overview range */
        if (first > last) {
-               log_warning(_("invalid article range: %d - %d\n"),
+               log_warning("invalid article range: %d - %d\n",
                            first, last);
                return NULL;
        }
+
+       if (rfirst) *rfirst = first;
+       if (rlast)  *rlast  = last;
+
        if (cache_last < first)
                begin = first;
        else if (last < cache_last)
                begin = first;
        else if (last == cache_last) {
-               debug_print(_("no new articles.\n"));
+               debug_print("no new articles.\n");
                return NULL;
        } else
                begin = cache_last + 1;
        end = last;
 
-       if (rfirst) *rfirst = first;
-       if (rlast)  *rlast  = last;
-
        if (prefs_common.max_articles > 0 &&
            end - begin + 1 > prefs_common.max_articles)
                begin = end - prefs_common.max_articles + 1;
@@ -733,13 +752,13 @@ static GSList *news_get_uncached_articles(NNTPSession *session,
        log_message(_("getting xover %d - %d in %s...\n"),
                    begin, end, item->path);
        if (nntp_xover(session->nntp_sock, begin, end) != NN_SUCCESS) {
-               log_warning(_("can't get xover\n"));
+               log_warning("can't get xover\n");
                return NULL;
        }
 
        for (;;) {
                if (sock_gets(SESSION(session)->sock, buf, sizeof(buf)) < 0) {
-                       log_warning(_("error occurred while getting xover.\n"));
+                       log_warning("error occurred while getting xover.\n");
                        return newlist;
                }
 
@@ -747,7 +766,7 @@ static GSList *news_get_uncached_articles(NNTPSession *session,
 
                msginfo = news_parse_xover(buf);
                if (!msginfo) {
-                       log_warning(_("invalid xover line: %s\n"), buf);
+                       log_warning("invalid xover line: %s\n", buf);
                        continue;
                }
 
@@ -765,7 +784,7 @@ static GSList *news_get_uncached_articles(NNTPSession *session,
        }
 
        if (nntp_xhdr(session->nntp_sock, "to", begin, end) != NN_SUCCESS) {
-               log_warning(_("can't get xhdr\n"));
+               log_warning("can't get xhdr\n");
                return newlist;
        }
 
@@ -773,7 +792,7 @@ static GSList *news_get_uncached_articles(NNTPSession *session,
 
        for (;;) {
                if (sock_gets(SESSION(session)->sock, buf, sizeof(buf)) < 0) {
-                       log_warning(_("error occurred while getting xhdr.\n"));
+                       log_warning("error occurred while getting xhdr.\n");
                        return newlist;
                }
 
@@ -790,7 +809,7 @@ static GSList *news_get_uncached_articles(NNTPSession *session,
        }
 
        if (nntp_xhdr(session->nntp_sock, "cc", begin, end) != NN_SUCCESS) {
-               log_warning(_("can't get xhdr\n"));
+               log_warning("can't get xhdr\n");
                return newlist;
        }
 
@@ -798,7 +817,7 @@ static GSList *news_get_uncached_articles(NNTPSession *session,
 
        for (;;) {
                if (sock_gets(SESSION(session)->sock, buf, sizeof(buf)) < 0) {
-                       log_warning(_("error occurred while getting xhdr.\n"));
+                       log_warning("error occurred while getting xhdr.\n");
                        return newlist;
                }
 
@@ -930,7 +949,7 @@ static GSList *news_delete_old_articles(GSList *alist, FolderItem *item,
 
        if (first < 2) return alist;
 
-       debug_print(_("Deleting cached articles 1 - %d ... "), first - 1);
+       debug_print("Deleting cached articles 1 - %d ...\n", first - 1);
 
        dir = folder_item_get_path(item);
        remove_numbered_files(dir, 1, first - 1);
@@ -947,7 +966,6 @@ static GSList *news_delete_old_articles(GSList *alist, FolderItem *item,
 
                cur = next;
        }
-       debug_print(_("done.\n"));
 
        return alist;
 }
@@ -960,13 +978,26 @@ static void news_delete_all_articles(FolderItem *item)
        g_return_if_fail(item->folder != NULL);
        g_return_if_fail(item->folder->type == F_NEWS);
 
-       debug_print(_("\tDeleting all cached articles... "));
+       debug_print("Deleting all cached articles...\n");
 
        dir = folder_item_get_path(item);
        remove_all_numbered_files(dir);
        g_free(dir);
+}
+
+static void news_delete_expired_caches(GSList *alist, FolderItem *item)
+{
+       gchar *dir;
 
-       debug_print(_("done.\n"));
+       g_return_if_fail(item != NULL);
+       g_return_if_fail(item->folder != NULL);
+       g_return_if_fail(item->folder->type == F_NEWS);
+
+       debug_print("Deleting expired cached articles...\n");
+
+       dir = folder_item_get_path(item);
+       remove_expired_files(dir, 24 * 7);
+       g_free(dir);
 }
 
 gint news_cancel_article(Folder * folder, MsgInfo * msginfo)
@@ -986,7 +1017,7 @@ gint news_cancel_article(Folder * folder, MsgInfo * msginfo)
        }
        if (change_file_mode_rw(tmpfp, tmp) < 0) {
                FILE_OP_ERROR(tmp, "chmod");
-               g_warning(_("can't change file mode\n"));
+               g_warning("can't change file mode\n");
        }
        
        fprintf(tmpfp, "From: %s\r\n", msginfo->from);
@@ -1010,35 +1041,42 @@ gint news_cancel_article(Folder * folder, MsgInfo * msginfo)
        return 0;
 }
 
-GSList *news_get_num_list(Folder *folder, FolderItem *item)
+gint news_get_num_list(Folder *folder, FolderItem *item, GSList **msgnum_list)
 {
        NNTPSession *session;
-       gint i, ok, num, first, last;
-       GSList *msgnum_list = NULL;
+       gint i, ok, num, first, last, nummsgs = 0;
+       gchar *dir;
+
+       g_return_val_if_fail(item != NULL, -1);
+       g_return_val_if_fail(item->folder != NULL, -1);
+       g_return_val_if_fail(item->folder->type == F_NEWS, -1);
 
        session = news_session_get(folder);
-       g_return_val_if_fail(session != NULL, NULL);
-       g_return_val_if_fail(item != NULL, NULL);
-       g_return_val_if_fail(item->folder != NULL, NULL);
-       g_return_val_if_fail(item->folder->type == F_NEWS, NULL);
+       g_return_val_if_fail(session != NULL, -1);
 
        ok = news_select_group(session, item->path, &num, &first, &last);
        if (ok != NN_SUCCESS) {
                log_warning(_("can't set group: %s\n"), item->path);
-               return NULL;
+               return -1;
        }
 
        if(last < first) {
                log_warning(_("invalid article range: %d - %d\n"),
                            first, last);
-               return NULL;
+               return 0;
        }
 
        for(i = first; i <= last; i++) {
-               msgnum_list = g_slist_prepend(msgnum_list, GINT_TO_POINTER(i));
+               *msgnum_list = g_slist_prepend(*msgnum_list, GINT_TO_POINTER(i));
+               nummsgs++;
        }
 
-       return msgnum_list;
+       dir = folder_item_get_path(item);
+       debug_print("removing old messages from %d to %d in %s\n", first, last, dir);
+       remove_numbered_files(dir, 1, first - 1);
+       g_free(dir);
+
+       return nummsgs;
 }
 
 #define READ_TO_LISTEND(hdr) \
@@ -1049,7 +1087,7 @@ GSList *news_get_num_list(Folder *folder, FolderItem *item)
                } \
        }
 
-MsgInfo *news_fetch_msginfo(Folder *folder, FolderItem *item, gint num)
+MsgInfo *news_get_msginfo(Folder *folder, FolderItem *item, gint num)
 {
        NNTPSession *session;
        MsgInfo *msginfo = NULL;
@@ -1119,7 +1157,7 @@ MsgInfo *news_fetch_msginfo(Folder *folder, FolderItem *item, gint num)
        return msginfo;
 }
 
-static GSList *news_fetch_msginfo_from_to(NNTPSession *session, FolderItem *item, guint begin, guint end)
+static GSList *news_get_msginfos_for_range(NNTPSession *session, FolderItem *item, guint begin, guint end)
 {
        gchar buf[NNTPBUFSIZE];
        GSList *newlist = NULL;
@@ -1221,7 +1259,7 @@ gint news_fetch_msgnum_sort(gconstpointer a, gconstpointer b)
        return (GPOINTER_TO_INT(a) - GPOINTER_TO_INT(b));
 }
 
-GSList *news_fetch_msginfos(Folder *folder, FolderItem *item, GSList *msgnum_list)
+GSList *news_get_msginfos(Folder *folder, FolderItem *item, GSList *msgnum_list)
 {
        NNTPSession *session;
        GSList *elem, *msginfo_list = NULL, *tmp_msgnum_list, *tmp_msginfo_list;
@@ -1243,13 +1281,13 @@ GSList *news_fetch_msginfos(Folder *folder, FolderItem *item, GSList *msgnum_lis
        for(elem = g_slist_next(tmp_msgnum_list); elem != NULL; elem = g_slist_next(elem)) {
                next = GPOINTER_TO_INT(elem->data);
                if(next != (last + 1)) {
-                       tmp_msginfo_list = news_fetch_msginfo_from_to(session, item, first, last);
+                       tmp_msginfo_list = news_get_msginfos_for_range(session, item, first, last);
                        msginfo_list = g_slist_concat(msginfo_list, tmp_msginfo_list);
                        first = next;
                }
                last = next;
        }
-       tmp_msginfo_list = news_fetch_msginfo_from_to(session, item, first, last);
+       tmp_msginfo_list = news_get_msginfos_for_range(session, item, first, last);
        msginfo_list = g_slist_concat(msginfo_list, tmp_msginfo_list);
 
        g_slist_free(tmp_msgnum_list);