diff options
Diffstat (limited to 'camel/providers/local/camel-local-folder.c')
| -rw-r--r-- | camel/providers/local/camel-local-folder.c | 337 |
1 files changed, 0 insertions, 337 deletions
diff --git a/camel/providers/local/camel-local-folder.c b/camel/providers/local/camel-local-folder.c deleted file mode 100644 index 116a10ea7d..0000000000 --- a/camel/providers/local/camel-local-folder.c +++ /dev/null @@ -1,337 +0,0 @@ -/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8; fill-column: 160 -*- - * - * Authors: Michael Zucchi <notzed@helixcode.com> - * - * Copyright (C) 1999, 2000 Helix Code Inc. - * - * 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 <stdlib.h> -#include <sys/types.h> -#include <dirent.h> -#include <sys/stat.h> -#include <unistd.h> -#include <errno.h> -#include <string.h> -#include <fcntl.h> - -#include "camel-local-folder.h" -#include "camel-local-store.h" -#include "string-utils.h" -#include "camel-stream-fs.h" -#include "camel-local-summary.h" -#include "camel-data-wrapper.h" -#include "camel-mime-message.h" -#include "camel-stream-filter.h" -#include "camel-mime-filter-from.h" -#include "camel-exception.h" - -#include "camel-local-private.h" - -#define d(x) /*(printf("%s(%d): ", __FILE__, __LINE__),(x))*/ - -static CamelFolderClass *parent_class = NULL; - -/* Returns the class for a CamelLocalFolder */ -#define CLOCALF_CLASS(so) CAMEL_LOCAL_FOLDER_CLASS (CAMEL_OBJECT_GET_CLASS(so)) -#define CF_CLASS(so) CAMEL_FOLDER_CLASS (CAMEL_OBJECT_GET_CLASS(so)) -#define CLOCALS_CLASS(so) CAMEL_STORE_CLASS (CAMEL_OBJECT_GET_CLASS(so)) - -static int local_lock(CamelLocalFolder *lf, CamelLockType type, CamelException *ex); -static void local_unlock(CamelLocalFolder *lf); - -static void local_sync(CamelFolder *folder, gboolean expunge, CamelException *ex); -static void local_expunge(CamelFolder *folder, CamelException *ex); - -static GPtrArray *local_search_by_expression(CamelFolder *folder, const char *expression, CamelException *ex); -static void local_search_free(CamelFolder *folder, GPtrArray * result); - -static void local_finalize(CamelObject * object); - -static void -camel_local_folder_class_init(CamelLocalFolderClass * camel_local_folder_class) -{ - CamelFolderClass *camel_folder_class = CAMEL_FOLDER_CLASS(camel_local_folder_class); - - parent_class = CAMEL_FOLDER_CLASS(camel_type_get_global_classfuncs(camel_folder_get_type())); - - /* virtual method definition */ - - /* virtual method overload */ - camel_folder_class->sync = local_sync; - camel_folder_class->expunge = local_expunge; - - camel_folder_class->search_by_expression = local_search_by_expression; - camel_folder_class->search_free = local_search_free; - - camel_local_folder_class->lock = local_lock; - camel_local_folder_class->unlock = local_unlock; -} - -static void -local_init(gpointer object, gpointer klass) -{ - CamelFolder *folder = object; - CamelLocalFolder *local_folder = object; - - folder->has_summary_capability = TRUE; - folder->has_search_capability = TRUE; - - folder->permanent_flags = CAMEL_MESSAGE_ANSWERED | - CAMEL_MESSAGE_DELETED | CAMEL_MESSAGE_DRAFT | - CAMEL_MESSAGE_FLAGGED | CAMEL_MESSAGE_SEEN | CAMEL_MESSAGE_USER; - - folder->summary = NULL; - local_folder->search = NULL; - - local_folder->priv = g_malloc0(sizeof(*local_folder->priv)); -#ifdef ENABLE_THREADS - local_folder->priv->search_lock = g_mutex_new(); -#endif -} - -static void -local_finalize(CamelObject * object) -{ - CamelLocalFolder *local_folder = CAMEL_LOCAL_FOLDER(object); - CamelFolder *folder = (CamelFolder *)object; - - if (folder->summary) { - camel_local_summary_sync((CamelLocalSummary *)folder->summary, FALSE, local_folder->changes, NULL); - camel_object_unref((CamelObject *)folder->summary); - folder->summary = NULL; - } - - if (local_folder->search) { - camel_object_unref((CamelObject *)local_folder->search); - } - - /* must free index after summary, since it isn't refcounted */ - if (local_folder->index) - ibex_close(local_folder->index); - - while (local_folder->locked> 0) - camel_local_folder_unlock(local_folder); - - g_free(local_folder->base_path); - g_free(local_folder->folder_path); - g_free(local_folder->summary_path); - g_free(local_folder->index_path); - - camel_folder_change_info_free(local_folder->changes); - -#ifdef ENABLE_THREADS - g_mutex_free(local_folder->priv->search_lock); -#endif - g_free(local_folder->priv); -} - -CamelType camel_local_folder_get_type(void) -{ - static CamelType camel_local_folder_type = CAMEL_INVALID_TYPE; - - if (camel_local_folder_type == CAMEL_INVALID_TYPE) { - camel_local_folder_type = camel_type_register(CAMEL_FOLDER_TYPE, "CamelLocalFolder", - sizeof(CamelLocalFolder), - sizeof(CamelLocalFolderClass), - (CamelObjectClassInitFunc) camel_local_folder_class_init, - NULL, - (CamelObjectInitFunc) local_init, - (CamelObjectFinalizeFunc) local_finalize); - } - - return camel_local_folder_type; -} - -CamelLocalFolder * -camel_local_folder_construct(CamelLocalFolder *lf, CamelStore *parent_store, const char *full_name, guint32 flags, CamelException *ex) -{ - CamelFolder *folder; - const char *root_dir_path, *name; - struct stat st; - int forceindex; - - folder = (CamelFolder *)lf; - - name = strrchr(full_name, '/'); - if (name) - name++; - else - name = full_name; - - camel_folder_construct(folder, parent_store, full_name, name); - - root_dir_path = camel_local_store_get_toplevel_dir(CAMEL_LOCAL_STORE(folder->parent_store)); - - lf->base_path = g_strdup(root_dir_path); - lf->folder_path = g_strdup_printf("%s/%s", root_dir_path, full_name); - lf->summary_path = g_strdup_printf("%s/%s.ev-summary", root_dir_path, full_name); - lf->index_path = g_strdup_printf("%s/%s.ibex", root_dir_path, full_name); - - lf->changes = camel_folder_change_info_new(); - - /* if we have no index file, force it */ - forceindex = stat(lf->index_path, &st) == -1; - if (flags & CAMEL_STORE_FOLDER_BODY_INDEX) { - - lf->index = ibex_open(lf->index_path, O_CREAT | O_RDWR, 0600); - if (lf->index == NULL) { - /* yes, this isn't fatal at all */ - g_warning("Could not open/create index file: %s: indexing not performed", strerror(errno)); - forceindex = FALSE; - /* record that we dont have an index afterall */ - flags &= ~CAMEL_STORE_FOLDER_BODY_INDEX; - } - } else { - /* if we do have an index file, remove it */ - if (forceindex == FALSE) { - unlink(lf->index_path); - } - forceindex = FALSE; - } - - lf->flags = flags; - - folder->summary = (CamelFolderSummary *)CLOCALF_CLASS(lf)->create_summary(lf->summary_path, lf->folder_path, lf->index); - if (camel_local_summary_load((CamelLocalSummary *)folder->summary, forceindex, ex) == -1) { - camel_object_unref (CAMEL_OBJECT (folder)); - return NULL; - } - - return lf; -} - -/* lock the folder, may be called repeatedly (with matching unlock calls), - with type the same or less than the first call */ -int camel_local_folder_lock(CamelLocalFolder *lf, CamelLockType type, CamelException *ex) -{ - if (lf->locked > 0) { - /* lets be anal here - its important the code knows what its doing */ - g_assert(lf->locktype == type || lf->locktype == CAMEL_LOCK_WRITE); - } else { - if (CLOCALF_CLASS(lf)->lock(lf, type, ex) == -1) - return -1; - lf->locktype = type; - } - - lf->locked++; - - return 0; -} - -/* unlock folder */ -int camel_local_folder_unlock(CamelLocalFolder *lf) -{ - g_assert(lf->locked>0); - lf->locked--; - if (lf->locked == 0) - CLOCALF_CLASS(lf)->unlock(lf); - - return 0; -} - -static int -local_lock(CamelLocalFolder *lf, CamelLockType type, CamelException *ex) -{ - return 0; -} - -static void -local_unlock(CamelLocalFolder *lf) -{ - /* nothing */ -} - -static void -local_sync(CamelFolder *folder, gboolean expunge, CamelException *ex) -{ - CamelLocalFolder *lf = CAMEL_LOCAL_FOLDER(folder); - - d(printf("local sync, expunge=%s\n", expunge?"true":"false")); - - if (camel_local_folder_lock(lf, CAMEL_LOCK_WRITE, ex) == -1) - return; - - /* if sync fails, we'll pass it up on exit through ex */ - camel_local_summary_sync((CamelLocalSummary *)folder->summary, expunge, lf->changes, ex); - camel_local_folder_unlock(lf); - - if (camel_folder_change_info_changed(lf->changes)) { - camel_object_trigger_event(CAMEL_OBJECT(folder), "folder_changed", lf->changes); - camel_folder_change_info_clear(lf->changes); - } - - /* force save of metadata */ - if (lf->index) - ibex_save(lf->index); - if (folder->summary) - camel_folder_summary_save(folder->summary); -} - -static void -local_expunge(CamelFolder *folder, CamelException *ex) -{ - d(printf("expunge\n")); - - /* Just do a sync with expunge, serves the same purpose */ - /* call the callback directly, to avoid locking problems */ - CAMEL_FOLDER_CLASS (CAMEL_OBJECT_GET_CLASS(folder))->sync(folder, TRUE, ex); -} - -static GPtrArray * -local_search_by_expression(CamelFolder *folder, const char *expression, CamelException *ex) -{ - CamelLocalFolder *local_folder = CAMEL_LOCAL_FOLDER(folder); - GPtrArray *summary, *matches; - - /* NOTE: could get away without the search lock by creating a new - search object each time */ - - CAMEL_LOCAL_FOLDER_LOCK(folder, search_lock); - - if (local_folder->search == NULL) - local_folder->search = camel_folder_search_new(); - - camel_folder_search_set_folder(local_folder->search, folder); - camel_folder_search_set_body_index(local_folder->search, local_folder->index); - summary = camel_folder_get_summary(folder); - camel_folder_search_set_summary(local_folder->search, summary); - - matches = camel_folder_search_execute_expression(local_folder->search, expression, ex); - - CAMEL_LOCAL_FOLDER_UNLOCK(folder, search_lock); - - camel_folder_free_summary(folder, summary); - - return matches; -} - -static void -local_search_free(CamelFolder *folder, GPtrArray * result) -{ - CamelLocalFolder *local_folder = CAMEL_LOCAL_FOLDER(folder); - - /* we need to lock this free because of the way search_free_result works */ - /* FIXME: put the lock inside search_free_result */ - CAMEL_LOCAL_FOLDER_LOCK(folder, search_lock); - - camel_folder_search_free_result(local_folder->search, result); - - CAMEL_LOCAL_FOLDER_UNLOCK(folder, search_lock); -} |