int
camel_nntp_auth_authenticate (CamelNNTPStore *store, CamelException *ex)
{
CamelService *service = CAMEL_SERVICE (store);
CamelSession *session = camel_service_get_session (service);
int resp;
if (!service->url->authmech && !service->url->passwd) {
gchar *prompt;
prompt = camel_session_build_password_prompt (
"NNTP", service->url->user, service->url->host);
service->url->passwd = camel_session_get_password (
session, prompt, TRUE, service, "password", ex);
g_free (prompt);
if (!service->url->passwd) {
camel_exception_set (ex, CAMEL_EXCEPTION_USER_CANCEL,
"You didn\'t enter a password.");
resp = 666;
goto done;
}
}
/* first send username */
resp = camel_nntp_command (store, ex, NULL, "AUTHINFO USER %s", service->url->user);
if (resp == NNTP_AUTH_REJECTED) {
camel_exception_setv (ex, CAMEL_EXCEPTION_SERVICE_CANT_AUTHENTICATE,
_("Server rejected username"));
goto done;
}
else if (resp != NNTP_AUTH_CONTINUE) {
camel_exception_setv (ex, CAMEL_EXCEPTION_SERVICE_CANT_AUTHENTICATE,
_("Failed to send username to server"));
goto done;
}
/* then send the username if the server asks for it */
resp = camel_nntp_command (store, ex, NULL, "AUTHINFO PASS %s", service->url->passwd);
if (resp == NNTP_AUTH_REJECTED) {
camel_exception_setv (ex, CAMEL_EXCEPTION_SERVICE_CANT_AUTHENTICATE,
_("Server rejected username/password"));
goto done;
}
done:
if (service->url->passwd) {
/* let's be paranoid */
memset (service->url->passwd, 0, strlen (service->url->passwd));
g_free (service->url->passwd);
service->url->passwd = NULL;
}
return resp;
}
static gboolean
nntp_folder_refresh_info_sync (CamelFolder *folder,
GCancellable *cancellable,
GError **error)
{
CamelStore *parent_store;
CamelNNTPStore *nntp_store;
CamelFolderChangeInfo *changes = NULL;
CamelNNTPFolder *nntp_folder;
gchar *line;
gboolean success;
parent_store = camel_folder_get_parent_store (folder);
nntp_folder = CAMEL_NNTP_FOLDER (folder);
nntp_store = CAMEL_NNTP_STORE (parent_store);
/* When invoked with no fmt, camel_nntp_command() just selects the folder
* and should return zero. */
success = !camel_nntp_command (
nntp_store, cancellable, error, nntp_folder, &line, NULL);
if (camel_folder_change_info_changed (nntp_folder->changes)) {
changes = nntp_folder->changes;
nntp_folder->changes = camel_folder_change_info_new ();
}
if (changes) {
camel_folder_changed (folder, changes);
camel_folder_change_info_free (changes);
}
return success;
}
static void
nntp_folder_refresh_info_online (CamelFolder *folder, CamelException *ex)
{
CamelNNTPStore *nntp_store;
CamelFolderChangeInfo *changes = NULL;
CamelNNTPFolder *nntp_folder;
char *line;
nntp_store = (CamelNNTPStore *) folder->parent_store;
nntp_folder = (CamelNNTPFolder *) folder;
CAMEL_SERVICE_REC_LOCK(nntp_store, connect_lock);
camel_nntp_command(nntp_store, ex, nntp_folder, &line, NULL);
if (camel_folder_change_info_changed(nntp_folder->changes)) {
changes = nntp_folder->changes;
nntp_folder->changes = camel_folder_change_info_new();
}
CAMEL_SERVICE_REC_UNLOCK(nntp_store, connect_lock);
if (changes) {
camel_object_trigger_event ((CamelObject *) folder, "folder_changed", changes);
camel_folder_change_info_free (changes);
}
}
static CamelNNTPGroupList *
camel_nntp_get_grouplist_from_server (CamelNNTPStore *store, CamelException *ex)
{
int status;
gboolean done = FALSE;
CamelNNTPGroupList *list;
CAMEL_NNTP_STORE_LOCK(store);
status = camel_nntp_command (store, ex, NULL, &line, "LIST");
if (status != NNTP_LIST_FOLLOWS) {
camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM,
_("Could not get group list from server."));
return NULL;
}
list = g_new0 (CamelNNTPGroupList, 1);
list->time = time (NULL);
while (!done) {
char *line;
if (camel_remote_store_recv_line (CAMEL_REMOTE_STORE (store), &line, ex) < 0) {
list->group_list = g_list_reverse(list->group_list);
return list;
}
if (*line == '.') {
done = TRUE;
}
else {
CamelNNTPGroupListEntry *entry = g_new (CamelNNTPGroupListEntry, 1);
char **split_line = g_strsplit (line, " ", 4);
entry->group_name = g_strdup (split_line[0]);
entry->high = atoi (split_line[1]);
entry->low = atoi (split_line[2]);
g_strfreev (split_line);
list->group_list = g_list_prepend (list->group_list, entry);
}
}
CAMEL_NNTP_STORE_UNLOCK(store);
list->group_list = g_list_reverse(list->group_list);
return list;
}
static CamelStream *
nntp_folder_download_message (CamelNNTPFolder *nntp_folder, const char *id, const char *msgid, CamelException *ex)
{
CamelNNTPStore *nntp_store = (CamelNNTPStore *) ((CamelFolder *) nntp_folder)->parent_store;
CamelStream *stream = NULL;
int ret;
char *line;
ret = camel_nntp_command (nntp_store, ex, nntp_folder, &line, "article %s", id);
if (ret == 220) {
stream = camel_data_cache_add (nntp_store->cache, "cache", msgid, NULL);
if (stream) {
if (camel_stream_write_to_stream ((CamelStream *) nntp_store->stream, stream) == -1)
goto fail;
if (camel_stream_reset (stream) == -1)
goto fail;
} else {
stream = (CamelStream *) nntp_store->stream;
camel_object_ref (stream);
}
} else if (ret == 423 || ret == 430) {
camel_exception_setv (ex, CAMEL_EXCEPTION_FOLDER_INVALID_UID, _("Cannot get message %s: %s"), msgid, line);
} else if (ret != -1) {
camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM, _("Cannot get message %s: %s"), msgid, line);
}
return stream;
fail:
if (errno == EINTR)
camel_exception_setv (ex, CAMEL_EXCEPTION_USER_CANCEL, _("User canceled"));
else
camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM, _("Cannot get message %s: %s"), msgid, g_strerror (errno));
return NULL;
}
static gboolean
nntp_folder_append_message_sync (CamelFolder *folder,
CamelMimeMessage *message,
CamelMessageInfo *info,
gchar **appended_uid,
GCancellable *cancellable,
GError **error)
{
CamelStore *parent_store;
CamelNNTPStore *nntp_store;
CamelNNTPStream *nntp_stream = NULL;
CamelStream *filtered_stream;
CamelMimeFilter *crlffilter;
gint ret;
guint u;
struct _camel_header_raw *header, *savedhdrs, *n, *tail;
const gchar *full_name;
gchar *group, *line;
gboolean success = TRUE;
GError *local_error = NULL;
full_name = camel_folder_get_full_name (folder);
parent_store = camel_folder_get_parent_store (folder);
nntp_store = CAMEL_NNTP_STORE (parent_store);
/* send 'POST' command */
ret = camel_nntp_command (
nntp_store, cancellable, error, NULL, &line, "post");
if (ret != 340) {
if (ret == 440) {
g_set_error (
error, CAMEL_FOLDER_ERROR,
CAMEL_FOLDER_ERROR_INSUFFICIENT_PERMISSION,
_("Posting failed: %s"), line);
success = FALSE;
} else if (ret != -1) {
g_set_error (
error, CAMEL_ERROR,
CAMEL_ERROR_GENERIC,
_("Posting failed: %s"), line);
success = FALSE;
}
goto exit;
}
/* the 'Newsgroups: ' header */
group = g_strdup_printf ("Newsgroups: %s\r\n", full_name);
/* remove mail 'To', 'CC', and 'BCC' headers */
savedhdrs = NULL;
tail = (struct _camel_header_raw *) &savedhdrs;
header = (struct _camel_header_raw *) &CAMEL_MIME_PART (message)->headers;
n = header->next;
while (n != NULL) {
if (!g_ascii_strcasecmp (n->name, "To") || !g_ascii_strcasecmp (n->name, "Cc") || !g_ascii_strcasecmp (n->name, "Bcc")) {
header->next = n->next;
tail->next = n;
n->next = NULL;
tail = n;
} else {
header = n;
}
n = header->next;
}
nntp_stream = camel_nntp_store_ref_stream (nntp_store);
/* setup stream filtering */
filtered_stream = camel_stream_filter_new (CAMEL_STREAM (nntp_stream));
crlffilter = camel_mime_filter_crlf_new (
CAMEL_MIME_FILTER_CRLF_ENCODE,
CAMEL_MIME_FILTER_CRLF_MODE_CRLF_DOTS);
camel_stream_filter_add (
CAMEL_STREAM_FILTER (filtered_stream), crlffilter);
g_object_unref (crlffilter);
/* write the message */
if (local_error == NULL)
camel_stream_write (
CAMEL_STREAM (nntp_stream),
group, strlen (group),
cancellable, &local_error);
if (local_error == NULL)
camel_data_wrapper_write_to_stream_sync (
CAMEL_DATA_WRAPPER (message),
filtered_stream, cancellable, &local_error);
if (local_error == NULL)
camel_stream_flush (
filtered_stream, cancellable, &local_error);
if (local_error == NULL)
camel_stream_write (
CAMEL_STREAM (nntp_stream),
"\r\n.\r\n", 5,
cancellable, &local_error);
if (local_error == NULL)
camel_nntp_stream_line (
nntp_stream, (guchar **) &line,
&u, cancellable, &local_error);
if (local_error == NULL && atoi (line) != 240)
local_error = g_error_new_literal (
CAMEL_ERROR, CAMEL_ERROR_GENERIC, line);
if (local_error != NULL) {
g_propagate_prefixed_error (
error, local_error, _("Posting failed: "));
success = FALSE;
}
g_object_unref (filtered_stream);
g_free (group);
header->next = savedhdrs;
exit:
g_clear_object (&nntp_stream);
return success;
}
static CamelStream *
nntp_folder_download_message (CamelNNTPFolder *nntp_folder,
const gchar *id,
const gchar *msgid,
GCancellable *cancellable,
GError **error)
{
CamelFolder *folder;
CamelStore *parent_store;
CamelDataCache *nntp_cache;
CamelNNTPStore *nntp_store;
CamelNNTPStream *nntp_stream = NULL;
CamelStream *stream = NULL;
gint ret;
gchar *line;
folder = CAMEL_FOLDER (nntp_folder);
parent_store = camel_folder_get_parent_store (folder);
nntp_store = CAMEL_NNTP_STORE (parent_store);
nntp_cache = camel_nntp_store_ref_cache (nntp_store);
ret = camel_nntp_command (
nntp_store, cancellable, error,
nntp_folder, &line, "article %s", id);
if (ret == 220) {
GIOStream *base_stream;
nntp_stream = camel_nntp_store_ref_stream (nntp_store);
base_stream = camel_data_cache_add (
nntp_cache, "cache", msgid, NULL);
if (base_stream != NULL) {
gboolean success;
stream = camel_stream_new (base_stream);
g_object_unref (base_stream);
success = (camel_stream_write_to_stream (
CAMEL_STREAM (nntp_stream),
stream, cancellable, error) != -1);
if (!success)
goto fail;
success = g_seekable_seek (
G_SEEKABLE (stream), 0,
G_SEEK_SET, cancellable, error);
if (!success)
goto fail;
} else {
stream = g_object_ref (nntp_stream);
}
} else if (ret == 423 || ret == 430) {
g_set_error (
error, CAMEL_FOLDER_ERROR,
CAMEL_FOLDER_ERROR_INVALID_UID,
_("Cannot get message %s: %s"), msgid, line);
} else if (ret != -1) {
g_set_error (
error, CAMEL_ERROR, CAMEL_ERROR_GENERIC,
_("Cannot get message %s: %s"), msgid, line);
}
goto exit;
fail:
camel_data_cache_remove (nntp_cache, "cache", msgid, NULL);
g_prefix_error (error, _("Cannot get message %s: "), msgid);
g_clear_object (&stream);
exit:
g_clear_object (&nntp_cache);
g_clear_object (&nntp_stream);
return stream;
}
static void
nntp_folder_append_message_online (CamelFolder *folder, CamelMimeMessage *mime_message,
const CamelMessageInfo *info, char **appended_uid,
CamelException *ex)
{
CamelNNTPStore *nntp_store = (CamelNNTPStore *) folder->parent_store;
CamelStream *stream = (CamelStream*)nntp_store->stream;
CamelStreamFilter *filtered_stream;
CamelMimeFilter *crlffilter;
int ret;
unsigned int u;
struct _camel_header_raw *header, *savedhdrs, *n, *tail;
char *group, *line;
CAMEL_SERVICE_REC_LOCK(nntp_store, connect_lock);
/* send 'POST' command */
ret = camel_nntp_command (nntp_store, ex, NULL, &line, "post");
if (ret != 340) {
if (ret == 440)
camel_exception_setv (ex, CAMEL_EXCEPTION_FOLDER_INSUFFICIENT_PERMISSION,
_("Posting failed: %s"), line);
else if (ret != -1)
camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM,
_("Posting failed: %s"), line);
CAMEL_SERVICE_REC_UNLOCK(nntp_store, connect_lock);
return;
}
/* the 'Newsgroups: ' header */
group = g_strdup_printf ("Newsgroups: %s\r\n", folder->full_name);
/* setup stream filtering */
crlffilter = camel_mime_filter_crlf_new (CAMEL_MIME_FILTER_CRLF_ENCODE, CAMEL_MIME_FILTER_CRLF_MODE_CRLF_DOTS);
filtered_stream = camel_stream_filter_new_with_stream (stream);
camel_stream_filter_add (filtered_stream, crlffilter);
camel_object_unref (crlffilter);
/* remove mail 'To', 'CC', and 'BCC' headers */
savedhdrs = NULL;
tail = (struct _camel_header_raw *) &savedhdrs;
header = (struct _camel_header_raw *) &CAMEL_MIME_PART (mime_message)->headers;
n = header->next;
while (n != NULL) {
if (!g_ascii_strcasecmp (n->name, "To") || !g_ascii_strcasecmp (n->name, "Cc") || !g_ascii_strcasecmp (n->name, "Bcc")) {
header->next = n->next;
tail->next = n;
n->next = NULL;
tail = n;
} else {
header = n;
}
n = header->next;
}
/* write the message */
if (camel_stream_write(stream, group, strlen(group)) == -1
|| camel_data_wrapper_write_to_stream (CAMEL_DATA_WRAPPER (mime_message), CAMEL_STREAM (filtered_stream)) == -1
|| camel_stream_flush (CAMEL_STREAM (filtered_stream)) == -1
|| camel_stream_write (stream, "\r\n.\r\n", 5) == -1
|| (ret = camel_nntp_stream_line (nntp_store->stream, (unsigned char **)&line, &u)) == -1) {
if (errno == EINTR)
camel_exception_setv (ex, CAMEL_EXCEPTION_USER_CANCEL, _("User canceled"));
else
camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM, _("Posting failed: %s"), g_strerror (errno));
} else if (atoi(line) != 240) {
camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM, _("Posting failed: %s"), line);
}
camel_object_unref (filtered_stream);
g_free(group);
header->next = savedhdrs;
CAMEL_SERVICE_REC_UNLOCK(nntp_store, connect_lock);
return;
}
