diff options
Diffstat (limited to 'camel/providers/nntp/camel-nntp-store.c')
| -rw-r--r-- | camel/providers/nntp/camel-nntp-store.c | 870 |
1 files changed, 0 insertions, 870 deletions
diff --git a/camel/providers/nntp/camel-nntp-store.c b/camel/providers/nntp/camel-nntp-store.c deleted file mode 100644 index ff9e7a989a..0000000000 --- a/camel/providers/nntp/camel-nntp-store.c +++ /dev/null @@ -1,870 +0,0 @@ -/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ -/* camel-nntp-store.c : class for an nntp store */ - -/* - * - * Copyright (C) 2000 Helix Code, Inc. <toshok@helixcode.com> - * - * 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 the Free Software Foundation; either version 2 of the - * License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 - * USA - */ - -#include <config.h> - -#include <dirent.h> -#include <errno.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <unistd.h> - -#include "libgnome/libgnome.h" - -#include "camel-nntp-resp-codes.h" -#include "camel-folder-summary.h" -#include "camel-nntp-store.h" -#include "camel-nntp-grouplist.h" -#include "camel-nntp-folder.h" -#include "camel-nntp-auth.h" -#include "camel-exception.h" -#include "camel-url.h" -#include "string-utils.h" - -#include <gal/util/e-util.h> - -#define NNTP_PORT 119 - -#define DUMP_EXTENSIONS - -/* define if you want the subscribe ui to show folders in tree form */ -/* #define INFO_AS_TREE */ - -static CamelRemoteStoreClass *remote_store_class = NULL; - -static CamelServiceClass *service_class = NULL; - -/* Returns the class for a CamelNNTPStore */ -#define CNNTPS_CLASS(so) CAMEL_NNTP_STORE_CLASS (CAMEL_OBJECT_GET_CLASS(so)) -#define CF_CLASS(so) CAMEL_FOLDER_CLASS (CAMEL_OBJECT_GET_CLASS(so)) -#define CNNTPF_CLASS(so) CAMEL_NNTP_FOLDER_CLASS (CAMEL_OBJECT_GET_CLASS(so)) - -static gboolean ensure_news_dir_exists (CamelNNTPStore *store); - -static void -camel_nntp_store_get_extensions (CamelNNTPStore *store, CamelException *ex) -{ - store->extensions = 0; - - if (camel_nntp_command (store, ex, NULL, "LIST EXTENSIONS") == NNTP_LIST_FOLLOWS) { - gboolean done = FALSE; - CamelException ex; - - camel_exception_init (&ex); - - while (!done) { - char *line; - - if (camel_remote_store_recv_line (CAMEL_REMOTE_STORE (store), &line, &ex) < 0) - break; /* XXX */ - - if (*line == '.') { - done = TRUE; - } - else { -#define CHECK_EXT(name,val) if (!strcasecmp (line, (name))) store->extensions |= (val) - - CHECK_EXT ("SEARCH", CAMEL_NNTP_EXT_SEARCH); - CHECK_EXT ("SETGET", CAMEL_NNTP_EXT_SETGET); - CHECK_EXT ("OVER", CAMEL_NNTP_EXT_OVER); - CHECK_EXT ("XPATTEXT", CAMEL_NNTP_EXT_XPATTEXT); - CHECK_EXT ("XACTIVE", CAMEL_NNTP_EXT_XACTIVE); - CHECK_EXT ("LISTMOTD", CAMEL_NNTP_EXT_LISTMOTD); - CHECK_EXT ("LISTSUBSCR", CAMEL_NNTP_EXT_LISTSUBSCR); - CHECK_EXT ("LISTPNAMES", CAMEL_NNTP_EXT_LISTPNAMES); - -#undef CHECK_EXT - } - - g_free (line); - } - } - -#ifdef DUMP_EXTENSIONS - g_print ("NNTP Extensions:"); -#define DUMP_EXT(name,val) if (store->extensions & (val)) g_print (" %s", name); - DUMP_EXT ("SEARCH", CAMEL_NNTP_EXT_SEARCH); - DUMP_EXT ("SETGET", CAMEL_NNTP_EXT_SETGET); - DUMP_EXT ("OVER", CAMEL_NNTP_EXT_OVER); - DUMP_EXT ("XPATTEXT", CAMEL_NNTP_EXT_XPATTEXT); - DUMP_EXT ("XACTIVE", CAMEL_NNTP_EXT_XACTIVE); - DUMP_EXT ("LISTMOTD", CAMEL_NNTP_EXT_LISTMOTD); - DUMP_EXT ("LISTSUBSCR", CAMEL_NNTP_EXT_LISTSUBSCR); - DUMP_EXT ("LISTPNAMES", CAMEL_NNTP_EXT_LISTPNAMES); - g_print ("\n"); -#undef DUMP_EXT -#endif -} - -static void -camel_nntp_store_get_overview_fmt (CamelNNTPStore *store, CamelException *ex) -{ - int status; - int i; - gboolean done = FALSE; - - status = camel_nntp_command (store, ex, NULL, - "LIST OVERVIEW.FMT"); - - if (status != NNTP_LIST_FOLLOWS) { - if (store->extensions & CAMEL_NNTP_EXT_OVER) { - /* if we can't get the overview format, we should - disable OVER support */ - g_warning ("server reported support of OVER but LIST OVERVIEW.FMT failed." - " disabling OVER.\n"); - store->extensions &= ~CAMEL_NNTP_EXT_OVER; - return; - } - } - else { - if (!(store->extensions & CAMEL_NNTP_EXT_OVER)) { - g_warning ("server didn't report support of OVER but LIST OVERVIEW.FMT worked." - " enabling OVER.\n"); - store->extensions |= CAMEL_NNTP_EXT_OVER; - } - } - - /* start at 1 because the article number is always first */ - store->num_overview_fields = 1; - - for (i = 0; i < CAMEL_NNTP_OVER_LAST; i ++) { - store->overview_field [i].index = -1; - } - - while (!done) { - char *line; - - if (camel_remote_store_recv_line (CAMEL_REMOTE_STORE (store), &line, ex) < 0) - break; /* XXX */ - - if (*line == '.') { - done = TRUE; - } - else { - CamelNNTPOverField *over_field = NULL; - char *colon = NULL;; - - if (!strncasecmp (line, "From:", 5)) { - over_field = &store->overview_field [ CAMEL_NNTP_OVER_FROM ]; - over_field->index = store->num_overview_fields; - colon = line + 5; - } - else if (!strncasecmp (line, "Subject:", 7)) { - over_field = &store->overview_field [ CAMEL_NNTP_OVER_SUBJECT ]; - over_field->index = store->num_overview_fields; - colon = line + 7; - } - else if (!strncasecmp (line, "Date:", 5)) { - over_field = &store->overview_field [ CAMEL_NNTP_OVER_DATE ]; - over_field->index = store->num_overview_fields; - colon = line + 5; - } - else if (!strncasecmp (line, "Message-ID:", 11)) { - over_field = &store->overview_field [ CAMEL_NNTP_OVER_MESSAGE_ID ]; - over_field->index = store->num_overview_fields; - colon = line + 11; - } - else if (!strncasecmp (line, "References:", 11)) { - over_field = &store->overview_field [ CAMEL_NNTP_OVER_REFERENCES ]; - over_field->index = store->num_overview_fields; - colon = line + 11; - } - else if (!strncasecmp (line, "Bytes:", 6)) { - over_field = &store->overview_field [ CAMEL_NNTP_OVER_BYTES ]; - over_field->index = store->num_overview_fields; - colon = line + 11; - } - - if (colon && !strncmp (colon + 1, "full", 4)) - over_field->full = TRUE; - - store->num_overview_fields ++; - } - - g_free (line); - } - - for (i = 0; i < CAMEL_NNTP_OVER_LAST; i ++) { - if (store->overview_field [i].index == -1) { - g_warning ("server's OVERVIEW.FMT doesn't support minimum set we require," - " disabling OVER support.\n"); - store->extensions &= ~CAMEL_NNTP_EXT_OVER; - } - } -} - -static gboolean -nntp_store_connect (CamelService *service, CamelException *ex) -{ - char *buf; - int resp_code; - CamelNNTPStore *store = CAMEL_NNTP_STORE (service); - - if (!ensure_news_dir_exists(store)) { - camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM, - _("Could not open directory for news server: %s"), - strerror (errno)); - return FALSE; - } - - if (CAMEL_SERVICE_CLASS (remote_store_class)->connect (service, ex) == FALSE) - return FALSE; - - /* Read the greeting */ - if (camel_remote_store_recv_line (CAMEL_REMOTE_STORE (service), &buf, ex) < 0) { - return FALSE; - } - - /* check if posting is allowed. */ - resp_code = atoi (buf); - if (resp_code == NNTP_GREETING_POSTING_OK) { - g_print ("posting allowed\n"); - store->posting_allowed = TRUE; - } - else if (resp_code == NNTP_GREETING_NO_POSTING) { - g_print ("no posting allowed\n"); - store->posting_allowed = FALSE; - } - else { - g_warning ("unexpected server greeting code %d, no posting allowed\n", resp_code); - store->posting_allowed = FALSE; - } - - g_free (buf); - - /* get a list of extensions that the server supports */ - camel_nntp_store_get_extensions (store, ex); - - /* try to get the overview.fmt */ - camel_nntp_store_get_overview_fmt (store, ex); - - return TRUE; -} - -static gboolean -nntp_store_disconnect (CamelService *service, gboolean clean, CamelException *ex) -{ - CamelNNTPStore *store = CAMEL_NNTP_STORE (service); - - if (clean) - camel_nntp_command (store, ex, NULL, "QUIT"); - - if (store->newsrc) - camel_nntp_newsrc_write (store->newsrc); - - if (!service_class->disconnect (service, clean, ex)) - return FALSE; - - return TRUE; -} - -static char * -nntp_store_get_name (CamelService *service, gboolean brief) -{ - if (brief) - return g_strdup_printf ("%s", service->url->host); - else - return g_strdup_printf (_("USENET News via %s"), service->url->host); - -} - -static CamelServiceAuthType password_authtype = { - N_("Password"), - - N_("This option will authenticate with the NNTP server using a " - "plaintext password."), - - "", - TRUE -}; - -static GList * -nntp_store_query_auth_types_generic (CamelService *service, CamelException *ex) -{ - GList *prev; - - prev = CAMEL_SERVICE_CLASS (remote_store_class)->query_auth_types_generic (service, ex); - return g_list_prepend (prev, &password_authtype); -} - -static GList * -nntp_store_query_auth_types_connected (CamelService *service, CamelException *ex) -{ - g_warning ("nntp::query_auth_types_connected: not implemented. Defaulting."); - /* FIXME: use the classfunc instead of the local? */ - return nntp_store_query_auth_types_generic (service, ex); -} - -static CamelFolder * -nntp_store_get_folder (CamelStore *store, const gchar *folder_name, - guint32 flags, CamelException *ex) -{ - CamelNNTPStore *nntp_store = CAMEL_NNTP_STORE (store); - - printf ("get_folder called on folder_name=%s\n", folder_name); - - /* if we haven't already read our .newsrc, read it now */ - if (!nntp_store->newsrc) - nntp_store->newsrc = - camel_nntp_newsrc_read_for_server (CAMEL_SERVICE(store)->url->host); - - if (!nntp_store->newsrc) { - camel_exception_setv (ex, CAMEL_EXCEPTION_SERVICE_UNAVAILABLE, - _("Unable to open or create .newsrc file for %s: %s"), - CAMEL_SERVICE(store)->url->host, - strerror(errno)); - return NULL; - } - - return camel_nntp_folder_new (store, folder_name, ex); -} - -#ifdef INFO_AS_TREE -static void -build_folder_info (CamelNNTPStore *nntp_store, CamelFolderInfo **root, - CamelFolderInfo *parent, CamelNNTPGroupListEntry *entry, - char *prefix, char *suffix, - GHashTable *name_to_info) -{ - CamelURL *url = CAMEL_SERVICE (nntp_store)->url; - char *dot; - if ((dot = strchr (suffix, '.'))) { - /* it's an internal node, figure out the next node in - the chain */ - CamelFolderInfo *node; - char *node_name, *node_full_name; - - node_name = g_malloc0 (dot - suffix + 1); - strncpy (node_name, suffix, dot - suffix); - node_full_name = g_strdup_printf ("%s.%s", prefix, node_name); - - node = g_hash_table_lookup (name_to_info, node_full_name); - if (!node) { - /* we need to add one */ - node = g_new0 (CamelFolderInfo, 1); - node->name = g_strdup (node_name); - node->full_name = g_strdup (node_full_name); - node->url = NULL; - node->message_count = -1; - node->unread_message_count = -1; - - if (parent) { - if (parent->child) { - node->sibling = parent->child; - parent->child = node; - } - else { - parent->child = node; - } - } - else { - if (*root) { - *root = node; - } - else { - node->sibling = *root; - *root = node; - } - } - - g_hash_table_insert (name_to_info, node_full_name, node); - } - - build_folder_info (nntp_store, root, node, entry, node_full_name, dot + 1, name_to_info); - } - else { - /* it's a leaf node, make the CamelFolderInfo and - append it to @parent's list of children. */ - CamelFolderInfo *new_group; - - new_group = g_new0 (CamelFolderInfo, 1); - new_group->name = g_strdup (entry->group_name); - new_group->full_name = g_strdup (entry->group_name); - new_group->url = g_strdup_printf ("nntp://%s%s%s/%s", - url->user ? url->user : "", - url->user ? "@" : "", - url->host, (char *)entry->group_name); - - new_group->message_count = entry->high - entry->low; - new_group->unread_message_count = (new_group->message_count - - camel_nntp_newsrc_get_num_articles_read (nntp_store->newsrc, entry->group_name)); - - if (parent) { - if (parent->child) { - new_group->sibling = parent->child; - parent->child = new_group; - } - else { - parent->child = new_group; - } - } - else { - if (*root) { - *root = new_group; - } - else { - new_group->sibling = *root; - *root = new_group; - } - } - } -} -#endif - -static CamelFolderInfo * -build_folder_info_from_grouplist (CamelNNTPStore *nntp_store, const char *top) -{ - GList *g; - CamelFolderInfo *groups = NULL; -#ifdef INFO_AS_TREE - GHashTable *hash = g_hash_table_new (g_str_hash, g_str_equal); -#else - CamelFolderInfo *last = NULL, *fi; - CamelURL *url = CAMEL_SERVICE (nntp_store)->url; -#endif - - for (g = nntp_store->group_list->group_list; g; g = g_list_next (g)) { - CamelNNTPGroupListEntry *entry = g->data; - - if (!top || !strncmp (top, entry->group_name, strlen (top))) { -#ifdef INFO_AS_TREE - build_folder_info (nntp_store, &groups, NULL, entry, - "", entry->group_name, hash); -#else - - fi = g_new0 (CamelFolderInfo, 1); - fi->name = g_strdup (entry->group_name); - fi->full_name = g_strdup (entry->group_name); - fi->url = g_strdup_printf ("nntp://%s%s%s/%s", - url->user ? url->user : "", - url->user ? "@" : "", - url->host, (char *)entry->group_name); - - fi->message_count = entry->high - entry->low; - fi->unread_message_count = (fi->message_count - - camel_nntp_newsrc_get_num_articles_read ( - nntp_store->newsrc, entry->group_name)); - - if (last) - last->sibling = fi; - else - groups = fi; - last = fi; -#endif - } - } - - return groups; -} - -static CamelFolderInfo * -nntp_store_get_folder_info (CamelStore *store, const char *top, - gboolean fast, gboolean recursive, - gboolean subscribed_only, - CamelException *ex) -{ - CamelURL *url = CAMEL_SERVICE (store)->url; - CamelNNTPStore *nntp_store = (CamelNNTPStore *)store; - GPtrArray *names; - CamelFolderInfo *groups = NULL, *last = NULL, *fi; - int i; - - /* if we haven't already read our .newsrc, read it now */ - if (!nntp_store->newsrc) - nntp_store->newsrc = - camel_nntp_newsrc_read_for_server (CAMEL_SERVICE(store)->url->host); - - if (!nntp_store->newsrc) { - camel_exception_setv (ex, CAMEL_EXCEPTION_SERVICE_UNAVAILABLE, - _("Unable to open or create .newsrc file for %s: %s"), - CAMEL_SERVICE(store)->url->host, - strerror(errno)); - return NULL; - } - - if (!subscribed_only) { - if (!nntp_store->group_list) - nntp_store->group_list = camel_nntp_grouplist_fetch (nntp_store, ex); - if (camel_exception_is_set (ex)) { - return NULL; - } - else { - fi = build_folder_info_from_grouplist (nntp_store, top); - return fi; - } - } - - if (top == NULL) { - /* return the list of groups */ - names = camel_nntp_newsrc_get_subscribed_group_names (nntp_store->newsrc); - for (i = 0; i < names->len; i++) { - fi = g_new0 (CamelFolderInfo, 1); - fi->name = g_strdup (names->pdata[i]); - fi->full_name = g_strdup (names->pdata[i]); - fi->url = g_strdup_printf ("nntp://%s%s%s/%s", - url->user ? url->user : "", - url->user ? "@" : "", - url->host, (char *)names->pdata[i]); - /* FIXME */ - fi->message_count = fi->unread_message_count = -1; - - if (last) - last->sibling = fi; - else - groups = fi; - last = fi; - } - camel_nntp_newsrc_free_group_names (nntp_store->newsrc, names); - - return groups; - } - else { - /* getting a specific group */ - - fi = g_new0 (CamelFolderInfo, 1); - fi->name = g_strdup (top); - fi->full_name = g_strdup (top); - fi->url = g_strdup_printf ("nntp://%s/%s", url->host, top); - /* FIXME */ - fi->message_count = fi->unread_message_count = -1; - - return fi; - } -} - -static char * -nntp_store_get_root_folder_name (CamelStore *store, CamelException *ex) -{ - return g_strdup (""); -} - -static gboolean -nntp_store_folder_subscribed (CamelStore *store, const char *folder_name) -{ - CamelNNTPStore *nntp_store = CAMEL_NNTP_STORE (store); - - return camel_nntp_newsrc_group_is_subscribed (nntp_store->newsrc, folder_name); -} - -static void -nntp_store_subscribe_folder (CamelStore *store, const char *folder_name, - CamelException *ex) -{ - CamelNNTPStore *nntp_store = CAMEL_NNTP_STORE (store); - - camel_nntp_newsrc_subscribe_group (nntp_store->newsrc, folder_name); -} - -static void -nntp_store_unsubscribe_folder (CamelStore *store, const char *folder_name, - CamelException *ex) -{ - CamelNNTPStore *nntp_store = CAMEL_NNTP_STORE (store); - - camel_nntp_newsrc_unsubscribe_group (nntp_store->newsrc, folder_name); -} - -static void -finalize (CamelObject *object) -{ - CamelNNTPStore *nntp_store = CAMEL_NNTP_STORE (object); - if (nntp_store->newsrc) - camel_nntp_newsrc_write (nntp_store->newsrc); -} - -static void -camel_nntp_store_class_init (CamelNNTPStoreClass *camel_nntp_store_class) -{ - CamelStoreClass *camel_store_class = CAMEL_STORE_CLASS (camel_nntp_store_class); - CamelServiceClass *camel_service_class = CAMEL_SERVICE_CLASS (camel_nntp_store_class); - - remote_store_class = CAMEL_REMOTE_STORE_CLASS(camel_type_get_global_classfuncs - (camel_remote_store_get_type ())); - - service_class = CAMEL_SERVICE_CLASS (camel_type_get_global_classfuncs (camel_service_get_type ())); - - /* virtual method overload */ - camel_service_class->connect = nntp_store_connect; - camel_service_class->disconnect = nntp_store_disconnect; - camel_service_class->query_auth_types_generic = nntp_store_query_auth_types_generic; - camel_service_class->query_auth_types_connected = nntp_store_query_auth_types_connected; - camel_service_class->get_name = nntp_store_get_name; - - camel_store_class->get_folder = nntp_store_get_folder; - camel_store_class->get_root_folder_name = nntp_store_get_root_folder_name; - camel_store_class->get_folder_info = nntp_store_get_folder_info; - camel_store_class->free_folder_info = camel_store_free_folder_info_full; - - camel_store_class->folder_subscribed = nntp_store_folder_subscribed; - camel_store_class->subscribe_folder = nntp_store_subscribe_folder; - camel_store_class->unsubscribe_folder = nntp_store_unsubscribe_folder; -} - - - -static void -camel_nntp_store_init (gpointer object, gpointer klass) -{ - CamelRemoteStore *remote_store = CAMEL_REMOTE_STORE (object); - CamelStore *store = CAMEL_STORE (object); - - remote_store->default_port = NNTP_PORT; - - store->flags = CAMEL_STORE_SUBSCRIPTIONS; -} - -CamelType -camel_nntp_store_get_type (void) -{ - static CamelType camel_nntp_store_type = CAMEL_INVALID_TYPE; - - if (camel_nntp_store_type == CAMEL_INVALID_TYPE) { - camel_nntp_store_type = camel_type_register (CAMEL_REMOTE_STORE_TYPE, "CamelNNTPStore", - sizeof (CamelNNTPStore), - sizeof (CamelNNTPStoreClass), - (CamelObjectClassInitFunc) camel_nntp_store_class_init, - NULL, - (CamelObjectInitFunc) camel_nntp_store_init, - (CamelObjectFinalizeFunc) finalize); - } - - return camel_nntp_store_type; -} - - -/** - * camel_nntp_command: Send a command to a NNTP server. - * @store: the NNTP store - * @ret: a pointer to return the full server response in - * @fmt: a printf-style format string, followed by arguments - * - * This command sends the command specified by @fmt and the following - * arguments to the connected NNTP store specified by @store. It then - * reads the server's response and parses out the status code. If - * the caller passed a non-NULL pointer for @ret, camel_nntp_command - * will set it to point to an buffer containing the rest of the - * response from the NNTP server. (If @ret was passed but there was - * no extended response, @ret will be set to NULL.) The caller must - * free this buffer when it is done with it. - * - * Return value: the response code of the nntp command. - **/ -static int -camel_nntp_command_send_recv (CamelNNTPStore *store, CamelException *ex, char **ret, char *cmd) -{ - char *respbuf; - int resp_code; - gboolean again; - - do { - again = FALSE; - - /* Send the command */ - if (camel_remote_store_send_string (CAMEL_REMOTE_STORE (store), ex, cmd) < 0) { - return NNTP_PROTOCOL_ERROR; - } - - /* Read the response */ - if (camel_remote_store_recv_line (CAMEL_REMOTE_STORE (store), &respbuf, ex) < 0) { - if (ret) - *ret = g_strdup (g_strerror (errno)); - return NNTP_PROTOCOL_ERROR; - } - - resp_code = atoi (respbuf); - - /* this is kind of a gross hack, but since an auth challenge - can pop up at any time, and we want to shield this from our - callers, we handle authentication here. */ - if (resp_code == NNTP_AUTH_REQUIRED) { - resp_code = camel_nntp_auth_authenticate (store, ex); - if (resp_code != NNTP_AUTH_ACCEPTED) { - return resp_code; - } - - /* need to resend our command here */ - again = TRUE; - } - } while (again); - - if (ret) { - *ret = strchr (respbuf, ' '); - if (*ret) - *ret = g_strdup (*ret + 1); - } - g_free (respbuf); - - return resp_code; -} - -int -camel_nntp_command (CamelNNTPStore *store, CamelException *ex, char **ret, char *fmt, ...) -{ - char *cmdbuf; - va_list ap; - int resp_code; - char *real_fmt; - - real_fmt = g_strdup_printf ("%s\r\n", fmt); - - va_start (ap, fmt); - cmdbuf = g_strdup_vprintf (real_fmt, ap); - va_end (ap); - - g_free (real_fmt); - - resp_code = camel_nntp_command_send_recv (store, ex, ret, cmdbuf); - - g_free (cmdbuf); - - return resp_code; -} - -void -camel_nntp_store_subscribe_group (CamelStore *store, - const gchar *group_name) -{ - gchar *root_dir = camel_nntp_store_get_toplevel_dir(CAMEL_NNTP_STORE(store)); - char *ret = NULL; - CamelException *ex = camel_exception_new(); - - if (camel_exception_get_id (ex)) { - g_free (root_dir); - camel_exception_free (ex); - return; - } - - if (camel_nntp_command ( CAMEL_NNTP_STORE (store), - ex, &ret, "GROUP %s", group_name) == NNTP_GROUP_SELECTED) { - /* we create an empty summary file here, so that when - the group is opened we'll know we need to build it. */ - gchar *summary_file; - int fd; - summary_file = g_strdup_printf ("%s/%s-ev-summary", root_dir, group_name); - - fd = open (summary_file, O_CREAT | O_RDWR, 0666); - close (fd); - - g_free (summary_file); - } - if (ret) g_free (ret); - - g_free (root_dir); - camel_exception_free (ex); -} - -void -camel_nntp_store_unsubscribe_group (CamelStore *store, - const gchar *group_name) -{ - gchar *root_dir = camel_nntp_store_get_toplevel_dir(CAMEL_NNTP_STORE(store)); - gchar *summary_file; - - summary_file = g_strdup_printf ("%s/%s-ev-summary", root_dir, group_name); - if (g_file_exists (summary_file)) - unlink (summary_file); - g_free (summary_file); - - g_free (root_dir); -} - -GList * -camel_nntp_store_list_subscribed_groups(CamelStore *store) -{ - GList *group_name_list = NULL; - struct stat stat_buf; - gint stat_error = 0; - gchar *entry_name; - gchar *full_entry_name; - gchar *real_group_name; - struct dirent *dir_entry; - DIR *dir_handle; - gchar *root_dir = camel_nntp_store_get_toplevel_dir(CAMEL_NNTP_STORE(store)); - - dir_handle = opendir (root_dir); - g_return_val_if_fail (dir_handle, NULL); - - /* read the first entry in the directory */ - dir_entry = readdir (dir_handle); - while ((stat_error != -1) && (dir_entry != NULL)) { - - /* get the name of the next entry in the dir */ - entry_name = dir_entry->d_name; - full_entry_name = g_strdup_printf ("%s/%s", root_dir, entry_name); - stat_error = stat (full_entry_name, &stat_buf); - g_free (full_entry_name); - - /* is it a normal file ending in -ev-summary ? */ - if ((stat_error != -1) && S_ISREG (stat_buf.st_mode)) { - gboolean summary_suffix_found; - - real_group_name = string_prefix (entry_name, "-ev-summary", - &summary_suffix_found); - - if (summary_suffix_found) - /* add the folder name to the list */ - group_name_list = g_list_append (group_name_list, - real_group_name); - } - /* read next entry */ - dir_entry = readdir (dir_handle); - } - - closedir (dir_handle); - - return group_name_list; -} - -gchar * -camel_nntp_store_get_toplevel_dir (CamelNNTPStore *store) -{ - CamelURL *url = CAMEL_SERVICE (store)->url; - char *top_dir; - - g_assert(url != NULL); - - top_dir = g_strdup_printf( "%s/evolution/news/%s", - g_get_home_dir (), - url->host ); - - return top_dir; -} - -static gboolean -ensure_news_dir_exists (CamelNNTPStore *store) -{ - gchar *dir = camel_nntp_store_get_toplevel_dir (store); - - if (access (dir, F_OK) == 0) { - g_free (dir); - return TRUE; - } - - if (e_mkdir_hier (dir, S_IRWXU) == -1) { - g_free (dir); - return FALSE; - } - - return TRUE; -} |