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Diffstat (limited to 'camel/camel-folder.c')
| -rw-r--r-- | camel/camel-folder.c | 1595 |
1 files changed, 0 insertions, 1595 deletions
diff --git a/camel/camel-folder.c b/camel/camel-folder.c deleted file mode 100644 index 17d65097b5..0000000000 --- a/camel/camel-folder.c +++ /dev/null @@ -1,1595 +0,0 @@ -/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ -/* camel-folder.c: Abstract class for an email folder */ - -/* - * Author: - * Bertrand Guiheneuf <bertrand@helixcode.com> - * - * Copyright 1999, 2000 Helix Code, Inc. (http://www.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 <string.h> -#include "camel-folder.h" -#include "camel-exception.h" -#include "camel-store.h" -#include "camel-mime-message.h" -#include "string-utils.h" -#include "e-util/e-memory.h" - -#include "camel-private.h" - -static CamelObjectClass *parent_class = NULL; - -/* Returns the class for a CamelFolder */ -#define CF_CLASS(so) CAMEL_FOLDER_CLASS (CAMEL_OBJECT_GET_CLASS(so)) - -static void camel_folder_finalize (CamelObject *object); - -static void refresh_info (CamelFolder *folder, CamelException *ex); - -static void folder_sync (CamelFolder *folder, gboolean expunge, - CamelException *ex); - -static const gchar *get_name (CamelFolder *folder); -static const gchar *get_full_name (CamelFolder *folder); -static CamelStore *get_parent_store (CamelFolder *folder); - -static guint32 get_permanent_flags (CamelFolder *folder); -static guint32 get_message_flags (CamelFolder *folder, const char *uid); -static void set_message_flags (CamelFolder *folder, const char *uid, - guint32 flags, guint32 set); -static gboolean get_message_user_flag (CamelFolder *folder, const char *uid, const char *name); -static void set_message_user_flag (CamelFolder *folder, const char *uid, - const char *name, gboolean value); -static const char *get_message_user_tag(CamelFolder *folder, const char *uid, const char *name); -static void set_message_user_tag(CamelFolder *folder, const char *uid, const char *name, const char *value); - -static gint get_message_count (CamelFolder *folder); -static gint get_unread_message_count (CamelFolder *folder); - -static void expunge (CamelFolder *folder, - CamelException *ex); - - -static void append_message (CamelFolder *folder, CamelMimeMessage *message, - const CamelMessageInfo *info, CamelException *ex); - - -static GPtrArray *get_uids (CamelFolder *folder); -static void free_uids (CamelFolder *folder, - GPtrArray *array); -static GPtrArray *get_summary (CamelFolder *folder); -static void free_summary (CamelFolder *folder, - GPtrArray *array); - -static CamelMimeMessage *get_message (CamelFolder *folder, - const gchar *uid, - CamelException *ex); - -static CamelMessageInfo *get_message_info (CamelFolder *folder, const char *uid); -static void free_message_info (CamelFolder *folder, CamelMessageInfo *info); - -static GPtrArray *search_by_expression (CamelFolder *folder, - const char *exp, - CamelException *ex); -static void search_free (CamelFolder * folder, - GPtrArray * result); - -static void copy_message_to (CamelFolder *source, - const char *uid, - CamelFolder *dest, - CamelException *ex); - -static void move_message_to (CamelFolder *source, - const char *uid, - CamelFolder *dest, - CamelException *ex); - -static void freeze (CamelFolder *folder); -static void thaw (CamelFolder *folder); - -static gboolean folder_changed (CamelObject *object, - gpointer event_data); -static gboolean message_changed (CamelObject *object, - /*const char *uid*/gpointer event_data); - -static void -camel_folder_class_init (CamelFolderClass *camel_folder_class) -{ - CamelObjectClass *camel_object_class = - CAMEL_OBJECT_CLASS (camel_folder_class); - - parent_class = camel_type_get_global_classfuncs (camel_object_get_type ()); - - /* virtual method definition */ - camel_folder_class->sync = folder_sync; - camel_folder_class->refresh_info = refresh_info; - camel_folder_class->get_name = get_name; - camel_folder_class->get_full_name = get_full_name; - camel_folder_class->get_parent_store = get_parent_store; - camel_folder_class->expunge = expunge; - camel_folder_class->get_message_count = get_message_count; - camel_folder_class->get_unread_message_count = get_unread_message_count; - camel_folder_class->append_message = append_message; - camel_folder_class->get_permanent_flags = get_permanent_flags; - camel_folder_class->get_message_flags = get_message_flags; - camel_folder_class->set_message_flags = set_message_flags; - camel_folder_class->get_message_user_flag = get_message_user_flag; - camel_folder_class->set_message_user_flag = set_message_user_flag; - camel_folder_class->get_message_user_tag = get_message_user_tag; - camel_folder_class->set_message_user_tag = set_message_user_tag; - camel_folder_class->get_message = get_message; - camel_folder_class->get_uids = get_uids; - camel_folder_class->free_uids = free_uids; - camel_folder_class->get_summary = get_summary; - camel_folder_class->free_summary = free_summary; - camel_folder_class->search_by_expression = search_by_expression; - camel_folder_class->search_free = search_free; - camel_folder_class->get_message_info = get_message_info; - camel_folder_class->free_message_info = free_message_info; - camel_folder_class->copy_message_to = copy_message_to; - camel_folder_class->move_message_to = move_message_to; - camel_folder_class->freeze = freeze; - camel_folder_class->thaw = thaw; - - /* virtual method overload */ - camel_object_class_declare_event (camel_object_class, - "folder_changed", folder_changed); - camel_object_class_declare_event (camel_object_class, - "message_changed", message_changed); -} - -static void -camel_folder_init (gpointer object, gpointer klass) -{ - CamelFolder *folder = object; - - folder->priv = g_malloc0(sizeof(*folder->priv)); - folder->priv->frozen = 0; - folder->priv->changed_frozen = camel_folder_change_info_new(); -#ifdef ENABLE_THREADS - folder->priv->lock = g_mutex_new(); - folder->priv->change_lock = g_mutex_new(); -#endif -} - -static void -camel_folder_finalize (CamelObject *object) -{ - CamelFolder *camel_folder = CAMEL_FOLDER (object); - - g_free (camel_folder->name); - g_free (camel_folder->full_name); - - if (camel_folder->parent_store) - camel_object_unref (CAMEL_OBJECT (camel_folder->parent_store)); - - if (camel_folder->summary) - camel_object_unref((CamelObject *)camel_folder->summary); - - camel_folder_change_info_free(camel_folder->priv->changed_frozen); -#ifdef ENABLE_THREADS - g_mutex_free(camel_folder->priv->lock); - g_mutex_free(camel_folder->priv->change_lock); -#endif - g_free(camel_folder->priv); -} - -CamelType -camel_folder_get_type (void) -{ - static CamelType camel_folder_type = CAMEL_INVALID_TYPE; - - if (camel_folder_type == CAMEL_INVALID_TYPE) { - camel_folder_type = camel_type_register (CAMEL_OBJECT_TYPE, "CamelFolder", - sizeof (CamelFolder), - sizeof (CamelFolderClass), - (CamelObjectClassInitFunc) camel_folder_class_init, - NULL, - (CamelObjectInitFunc) camel_folder_init, - (CamelObjectFinalizeFunc) camel_folder_finalize ); - } - - return camel_folder_type; -} - - -/** - * camel_folder_construct: - * @folder: folder object to construct - * @parent_store: parent store object of the folder - * @full_name: full name of the folder - * @name: short name of the folder - * - * Initalizes the folder by setting the parent store and name. - **/ -void -camel_folder_construct (CamelFolder *folder, CamelStore *parent_store, - const char *full_name, const char *name) -{ - g_return_if_fail (CAMEL_IS_FOLDER (folder)); - g_return_if_fail (CAMEL_IS_STORE (parent_store)); - g_return_if_fail (folder->parent_store == NULL); - g_return_if_fail (folder->name == NULL); - - folder->parent_store = parent_store; - camel_object_ref (CAMEL_OBJECT (parent_store)); - - folder->name = g_strdup (name); - folder->full_name = g_strdup (full_name); -} - - -static void -folder_sync (CamelFolder *folder, gboolean expunge, CamelException *ex) -{ - g_warning ("CamelFolder::sync not implemented for `%s'", - camel_type_to_name (CAMEL_OBJECT_GET_TYPE (folder))); -} - -/** - * camel_folder_sync: - * @folder: The folder object - * @expunge: whether or not to expunge deleted messages - * @ex: exception object - * - * Sync changes made to a folder to its backing store, possibly expunging - * deleted messages as well. - **/ -void -camel_folder_sync (CamelFolder *folder, gboolean expunge, CamelException *ex) -{ - g_return_if_fail (CAMEL_IS_FOLDER (folder)); - - CAMEL_FOLDER_LOCK(folder, lock); - - CF_CLASS (folder)->sync (folder, expunge, ex); - - CAMEL_FOLDER_UNLOCK(folder, lock); -} - - -static void -refresh_info (CamelFolder *folder, CamelException *ex) -{ - /* No op */ -} - -/** - * camel_folder_refresh_info: - * @folder: The folder object - * @ex: exception object - * - * Updates a folder's summary to be in sync with its backing store. - **/ -void -camel_folder_refresh_info (CamelFolder *folder, CamelException *ex) -{ - g_return_if_fail (CAMEL_IS_FOLDER (folder)); - - CAMEL_FOLDER_LOCK(folder, lock); - - CF_CLASS (folder)->refresh_info (folder, ex); - - CAMEL_FOLDER_UNLOCK(folder, lock); -} - - -static const char * -get_name (CamelFolder *folder) -{ - return folder->name; -} - -/** - * camel_folder_get_name: - * @folder: a folder - * - * Get the (short) name of the folder. The fully qualified name - * can be obtained with the get_full_name method. - * - * Return value: name of the folder - **/ -const char * -camel_folder_get_name (CamelFolder * folder) -{ - g_return_val_if_fail (CAMEL_IS_FOLDER (folder), NULL); - - return CF_CLASS (folder)->get_name (folder); -} - - -static const char * -get_full_name (CamelFolder *folder) -{ - return folder->full_name; -} - -/** - * camel_folder_get_full_name: - * @folder: a folder - * - * Get the (full) name of the folder. - * - * Return value: full name of the folder - **/ -const char * -camel_folder_get_full_name (CamelFolder *folder) -{ - g_return_val_if_fail (CAMEL_IS_FOLDER (folder), NULL); - - return CF_CLASS (folder)->get_full_name (folder); -} - - -static CamelStore * -get_parent_store (CamelFolder * folder) -{ - return folder->parent_store; -} - -/** - * camel_folder_get_parent_store: - * @folder: folder to get the parent of - * - * Return value: the parent store of the folder. - **/ -CamelStore * -camel_folder_get_parent_store (CamelFolder *folder) -{ - g_return_val_if_fail (CAMEL_IS_FOLDER (folder), NULL); - - return CF_CLASS (folder)->get_parent_store (folder); -} - - -static void -expunge (CamelFolder *folder, CamelException *ex) -{ - g_warning ("CamelFolder::expunge not implemented for `%s'", - camel_type_to_name (CAMEL_OBJECT_GET_TYPE (folder))); -} - - -/** - * camel_folder_expunge: - * @folder: the folder - * @ex: a CamelException - * - * Delete messages which have been marked as "DELETED" - **/ -void -camel_folder_expunge (CamelFolder *folder, CamelException *ex) -{ - g_return_if_fail (CAMEL_IS_FOLDER (folder)); - - CAMEL_FOLDER_LOCK(folder, lock); - - CF_CLASS (folder)->expunge (folder, ex); - - CAMEL_FOLDER_UNLOCK(folder, lock); -} - -static int -get_message_count (CamelFolder *folder) -{ - g_return_val_if_fail(folder->summary != NULL, -1); - - return camel_folder_summary_count(folder->summary); -} - -/** - * camel_folder_get_message_count: - * @folder: A CamelFolder object - * - * Return value: the number of messages in the folder, or -1 if unknown. - **/ -int -camel_folder_get_message_count (CamelFolder *folder) -{ - int ret; - - g_return_val_if_fail (CAMEL_IS_FOLDER (folder), -1); - - ret = CF_CLASS (folder)->get_message_count (folder); - - return ret; -} - -static int -get_unread_message_count(CamelFolder *folder) -{ - int i, count, unread=0; - - g_return_val_if_fail(folder->summary != NULL, -1); - - count = camel_folder_summary_count(folder->summary); - for (i=0; i<count; i++) { - CamelMessageInfo *info = camel_folder_summary_index(folder->summary, i); - - if (info && !(info->flags & CAMEL_MESSAGE_SEEN)) - unread++; - - camel_folder_summary_info_free(folder->summary, info); - } - - return unread; -} - -/** - * camel_folder_unread_get_message_count: - * @folder: A CamelFolder object - * - * Return value: the number of unread messages in the folder, or -1 if unknown. - **/ -int -camel_folder_get_unread_message_count (CamelFolder *folder) -{ - int ret; - - g_return_val_if_fail (CAMEL_IS_FOLDER (folder), -1); - - ret = CF_CLASS (folder)->get_unread_message_count (folder); - - return ret; -} - -static void -append_message (CamelFolder *folder, CamelMimeMessage *message, - const CamelMessageInfo *info, CamelException *ex) -{ - g_warning ("CamelFolder::append_message not implemented for `%s'", - camel_type_to_name (CAMEL_OBJECT_GET_TYPE (folder))); - return; - -} - -/** - * camel_folder_append_message: add a message to a folder - * @folder: folder object to add the message to - * @message: message object - * @info: message info with additional flags/etc to set on - * new message, or %NULL - * @ex: exception object - * - * Add a message to a folder. Only the flag and tag data from @info - * is used. If @info is %NULL, no flags or tags will be set. - **/ -void -camel_folder_append_message (CamelFolder *folder, CamelMimeMessage *message, - const CamelMessageInfo *info, CamelException *ex) -{ - g_return_if_fail (CAMEL_IS_FOLDER (folder)); - - CAMEL_FOLDER_LOCK(folder, lock); - - CF_CLASS (folder)->append_message (folder, message, info, ex); - - CAMEL_FOLDER_UNLOCK(folder, lock); -} - - -static guint32 -get_permanent_flags (CamelFolder *folder) -{ - return folder->permanent_flags; -} - -/** - * camel_folder_get_permanent_flags: - * @folder: a CamelFolder - * - * Return value: the set of CamelMessageFlags that can be permanently - * stored on a message between sessions. If it includes %CAMEL_FLAG_USER, - * then user-defined flags will be remembered. - **/ -guint32 -camel_folder_get_permanent_flags (CamelFolder *folder) -{ - g_return_val_if_fail (CAMEL_IS_FOLDER (folder), 0); - - return CF_CLASS (folder)->get_permanent_flags (folder); -} - -static guint32 -get_message_flags(CamelFolder *folder, const char *uid) -{ - CamelMessageInfo *info; - guint32 flags; - - g_return_val_if_fail(folder->summary != NULL, 0); - - info = camel_folder_summary_uid(folder->summary, uid); - g_return_val_if_fail(info != NULL, 0); - - flags = info->flags; - camel_folder_summary_info_free(folder->summary, info); - - return flags; -} - -/** - * camel_folder_get_message_flags: - * @folder: a CamelFolder - * @uid: the UID of a message in @folder - * - * Return value: the CamelMessageFlags that are set on the indicated - * message. - **/ -guint32 -camel_folder_get_message_flags (CamelFolder *folder, const char *uid) -{ - guint32 ret; - - g_return_val_if_fail (CAMEL_IS_FOLDER (folder), 0); - - ret = CF_CLASS (folder)->get_message_flags (folder, uid); - - return ret; -} - -static void -set_message_flags(CamelFolder *folder, const char *uid, guint32 flags, guint32 set) -{ - CamelMessageInfo *info; - guint32 new; - - g_return_if_fail(folder->summary != NULL); - - info = camel_folder_summary_uid(folder->summary, uid); - g_return_if_fail(info != NULL); - - new = (info->flags & ~flags) | (set & flags); - if (new == info->flags) { - camel_folder_summary_info_free(folder->summary, info); - return; - } - - info->flags = new | CAMEL_MESSAGE_FOLDER_FLAGGED; - camel_folder_summary_touch(folder->summary); - camel_folder_summary_info_free(folder->summary, info); - - camel_object_trigger_event(CAMEL_OBJECT(folder), "message_changed", (char *) uid); -} - -/** - * camel_folder_set_message_flags: - * @folder: a CamelFolder - * @uid: the UID of a message in @folder - * @flags: a set of CamelMessageFlag values to set - * @set: the mask of values in @flags to use. - * - * Sets those flags specified by @set to the values specified by @flags - * on the indicated message. (This may or may not persist after the - * folder or store is closed. See camel_folder_get_permanent_flags().) - **/ -void -camel_folder_set_message_flags (CamelFolder *folder, const char *uid, - guint32 flags, guint32 set) -{ - g_return_if_fail (CAMEL_IS_FOLDER (folder)); - - CF_CLASS (folder)->set_message_flags (folder, uid, flags, set); -} - - -static gboolean -get_message_user_flag(CamelFolder *folder, const char *uid, const char *name) -{ - CamelMessageInfo *info; - gboolean ret; - - g_return_val_if_fail(folder->summary != NULL, FALSE); - - info = camel_folder_summary_uid(folder->summary, uid); - g_return_val_if_fail(info != NULL, FALSE); - - ret = camel_flag_get(&info->user_flags, name); - camel_folder_summary_info_free(folder->summary, info); - - return ret; -} - -/** - * camel_folder_get_message_user_flag: - * @folder: a CamelFolder - * @uid: the UID of a message in @folder - * @name: the name of a user flag - * - * Return value: whether or not the given user flag is set on the message. - **/ -gboolean -camel_folder_get_message_user_flag (CamelFolder *folder, const char *uid, - const char *name) -{ - gboolean ret; - - g_return_val_if_fail (CAMEL_IS_FOLDER (folder), 0); - - ret = CF_CLASS (folder)->get_message_user_flag (folder, uid, name); - - return ret; -} - -static void -set_message_user_flag(CamelFolder *folder, const char *uid, const char *name, gboolean value) -{ - CamelMessageInfo *info; - - g_return_if_fail(folder->summary != NULL); - - info = camel_folder_summary_uid(folder->summary, uid); - g_return_if_fail(info != NULL); - - if (camel_flag_set(&info->user_flags, name, value)) { - info->flags |= CAMEL_MESSAGE_FOLDER_FLAGGED; - camel_folder_summary_touch(folder->summary); - camel_object_trigger_event(CAMEL_OBJECT(folder), "message_changed", (char *) uid); - } - camel_folder_summary_info_free(folder->summary, info); -} - -/** - * camel_folder_set_message_user_flag: - * @folder: a CamelFolder - * @uid: the UID of a message in @folder - * @name: the name of the user flag to set - * @value: the value to set it to - * - * Sets the user flag specified by @name to the value specified by @value - * on the indicated message. (This may or may not persist after the - * folder or store is closed. See camel_folder_get_permanent_flags().) - **/ -void -camel_folder_set_message_user_flag (CamelFolder *folder, const char *uid, - const char *name, gboolean value) -{ - g_return_if_fail (CAMEL_IS_FOLDER (folder)); - - CF_CLASS (folder)->set_message_user_flag (folder, uid, name, value); -} - -static const char * -get_message_user_tag(CamelFolder *folder, const char *uid, const char *name) -{ - CamelMessageInfo *info; - const char *ret; - - g_return_val_if_fail(folder->summary != NULL, NULL); - - info = camel_folder_summary_uid(folder->summary, uid); - g_return_val_if_fail(info != NULL, FALSE); - -#warning "Need to duplicate tag string" - - ret = camel_tag_get(&info->user_tags, name); - camel_folder_summary_info_free(folder->summary, info); - - return ret; -} - -/** - * camel_folder_get_message_user_tag: - * @folder: a CamelFolder - * @uid: the UID of a message in @folder - * @name: the name of a user tag - * - * Return value: Returns the value of the user tag. - **/ -const char * -camel_folder_get_message_user_tag (CamelFolder *folder, const char *uid, const char *name) -{ - const char *ret; - - g_return_val_if_fail (CAMEL_IS_FOLDER (folder), 0); - -#warning "get_message_user_tag() needs to copy the tag contents" - ret = CF_CLASS (folder)->get_message_user_tag (folder, uid, name); - - return ret; -} - -static void -set_message_user_tag(CamelFolder *folder, const char *uid, const char *name, const char *value) -{ - CamelMessageInfo *info; - - g_return_if_fail(folder->summary != NULL); - - info = camel_folder_summary_uid(folder->summary, uid); - g_return_if_fail(info != NULL); - - if (camel_tag_set(&info->user_tags, name, value)) { - info->flags |= CAMEL_MESSAGE_FOLDER_FLAGGED; - camel_folder_summary_touch(folder->summary); - camel_object_trigger_event(CAMEL_OBJECT(folder), "message_changed", (char *) uid); - } - camel_folder_summary_info_free(folder->summary, info); -} - -/** - * camel_folder_set_message_user_tag: - * @folder: a CamelFolder - * @uid: the UID of a message in @folder - * @name: the name of the user tag to set - * @value: the value to set it to - * - * Sets the user tag specified by @name to the value specified by @value - * on the indicated message. (This may or may not persist after the - * folder or store is closed. See camel_folder_get_permanent_flags().) - **/ -void -camel_folder_set_message_user_tag (CamelFolder *folder, const char *uid, const char *name, const char *value) -{ - g_return_if_fail (CAMEL_IS_FOLDER (folder)); - - CF_CLASS (folder)->set_message_user_tag (folder, uid, name, value); -} - -static CamelMessageInfo * -get_message_info (CamelFolder *folder, const char *uid) -{ - g_return_val_if_fail(folder->summary != NULL, NULL); - - return camel_folder_summary_uid(folder->summary, uid); -} - -/** - * camel_folder_get_message_info: - * @folder: a CamelFolder - * @uid: the uid of a message - * - * Retrieve the CamelMessageInfo for the specified @uid. This return - * must be freed using free_message_info(). - * - * Return value: the summary information for the indicated message, or NULL - * if the uid does not exist. - **/ -CamelMessageInfo * -camel_folder_get_message_info (CamelFolder *folder, const char *uid) -{ - CamelMessageInfo *ret; - - g_return_val_if_fail (CAMEL_IS_FOLDER (folder), NULL); - g_return_val_if_fail (uid != NULL, NULL); - - ret = CF_CLASS (folder)->get_message_info (folder, uid); - - return ret; -} - -static void -free_message_info (CamelFolder *folder, CamelMessageInfo *info) -{ - g_return_if_fail(folder->summary != NULL); - - camel_folder_summary_info_free(folder->summary, info); -} - -/** - * camel_folder_free_message_info: - * @folder: - * @info: - * - * Free (unref) a CamelMessageInfo, previously obtained with get_message_info(). - **/ -void -camel_folder_free_message_info(CamelFolder *folder, CamelMessageInfo *info) -{ - g_return_if_fail(CAMEL_IS_FOLDER (folder)); - g_return_if_fail(info != NULL); - - CF_CLASS (folder)->free_message_info(folder, info); -} - -/* TODO: is this function required anyway? */ -gboolean -camel_folder_has_summary_capability (CamelFolder *folder) -{ - g_return_val_if_fail (CAMEL_IS_FOLDER (folder), FALSE); - - return folder->has_summary_capability; -} - - -/* UIDs stuff */ - -static CamelMimeMessage * -get_message (CamelFolder *folder, const gchar *uid, CamelException *ex) -{ - g_warning ("CamelFolder::get_message not implemented for `%s'", - camel_type_to_name (CAMEL_OBJECT_GET_TYPE (folder))); - return NULL; -} - -/** - * camel_folder_get_message: - * @folder: the folder object - * @uid: the UID - * @ex: a CamelException - * - * Get a message from its UID in the folder. Messages are cached - * within a folder, that is, asking twice for the same UID returns the - * same message object. (FIXME: is this true?) - * - * Return value: Message corresponding to the UID - **/ -CamelMimeMessage * -camel_folder_get_message (CamelFolder *folder, const gchar *uid, CamelException *ex) -{ - CamelMimeMessage *ret; - - g_return_val_if_fail (CAMEL_IS_FOLDER (folder), NULL); - - CAMEL_FOLDER_LOCK(folder, lock); - - ret = CF_CLASS (folder)->get_message (folder, uid, ex); - - CAMEL_FOLDER_UNLOCK(folder, lock); - - return ret; -} - -static GPtrArray * -get_uids(CamelFolder *folder) -{ - GPtrArray *array; - int i, count; - - array = g_ptr_array_new(); - - g_return_val_if_fail(folder->summary != NULL, array); - - count = camel_folder_summary_count(folder->summary); - g_ptr_array_set_size(array, count); - for (i=0; i<count; i++) { - CamelMessageInfo *info = camel_folder_summary_index(folder->summary, i); - - if (info) { - array->pdata[i] = g_strdup(camel_message_info_uid(info)); - camel_folder_summary_info_free(folder->summary, info); - } else { - array->pdata[i] = g_strdup("xx unknown uid xx"); - } - } - - return array; -} - -/** - * camel_folder_get_uids: - * @folder: folder object - * - * Get the list of UIDs available in a folder. This routine is useful - * for finding what messages are available when the folder does not - * support summaries. The returned array shoudl not be modified, and - * must be freed by passing it to camel_folder_free_uids(). - * - * Return value: GPtrArray of UIDs corresponding to the messages - * available in the folder. - **/ -GPtrArray * -camel_folder_get_uids (CamelFolder *folder) -{ - GPtrArray *ret; - - g_return_val_if_fail (CAMEL_IS_FOLDER (folder), NULL); - - ret = CF_CLASS (folder)->get_uids (folder); - - return ret; -} - -static void -free_uids (CamelFolder *folder, GPtrArray *array) -{ - int i; - - for (i=0; i<array->len; i++) - g_free(array->pdata[i]); - g_ptr_array_free(array, TRUE); -} - -/** - * camel_folder_free_uids: - * @folder: folder object - * @array: the array of uids to free - * - * Frees the array of UIDs returned by camel_folder_get_uids(). - **/ -void -camel_folder_free_uids (CamelFolder *folder, GPtrArray *array) -{ - g_return_if_fail (CAMEL_IS_FOLDER (folder)); - - CF_CLASS (folder)->free_uids (folder, array); -} - -static GPtrArray * -get_summary(CamelFolder *folder) -{ - GPtrArray *res = g_ptr_array_new(); - int i, count; - - g_assert(folder->summary != NULL); - - return camel_folder_summary_array(folder->summary); -} - -/** - * camel_folder_get_summary: - * @folder: a folder object - * - * This returns the summary information for the folder. This array - * should not be modified, and must be freed with - * camel_folder_free_summary(). - * - * Return value: an array of CamelMessageInfo - **/ -GPtrArray * -camel_folder_get_summary (CamelFolder *folder) -{ - GPtrArray *ret; - - g_return_val_if_fail (CAMEL_IS_FOLDER (folder), NULL); - - ret = CF_CLASS (folder)->get_summary (folder); - - return ret; -} - -static void -free_summary(CamelFolder *folder, GPtrArray *summary) -{ - int i; - - g_assert(folder->summary != NULL); - - camel_folder_summary_array_free(folder->summary, summary); -} - -/** - * camel_folder_free_summary: - * @folder: folder object - * @array: the summary array to free - * - * Frees the summary array returned by camel_folder_get_summary(). - **/ -void camel_folder_free_summary(CamelFolder * folder, GPtrArray * array) -{ - g_return_if_fail(CAMEL_IS_FOLDER(folder)); - - CF_CLASS(folder)->free_summary(folder, array); -} - -/** - * camel_folder_has_search_capability: - * @folder: Folder object - * - * Checks if a folder supports searching. - * - * Return value: %TRUE if the folder supports searching - **/ -gboolean -camel_folder_has_search_capability (CamelFolder *folder) -{ - g_return_val_if_fail (CAMEL_IS_FOLDER (folder), FALSE); - - return folder->has_search_capability; -} - -static GPtrArray * -search_by_expression (CamelFolder *folder, const char *expression, - CamelException *ex) -{ - g_warning ("CamelFolder::search_by_expression not implemented for " - "`%s'", camel_type_to_name (CAMEL_OBJECT_GET_TYPE (folder))); - return NULL; -} - -/** - * camel_folder_search_by_expression: - * @folder: Folder object - * @expression: a search expression - * @ex: a CamelException - * - * Searches the folder for messages matching the given search expression. - * - * Return value: a list of uids of matching messages. The caller must - * free the list and each of the elements when it is done. - **/ -GPtrArray * -camel_folder_search_by_expression (CamelFolder *folder, const char *expression, - CamelException *ex) -{ - GPtrArray *ret; - - g_return_val_if_fail (CAMEL_IS_FOLDER (folder), NULL); - g_return_val_if_fail (folder->has_search_capability, NULL); - - /* NOTE: that it is upto the callee to lock */ - - ret = CF_CLASS (folder)->search_by_expression (folder, expression, ex); - - return ret; -} - -static void -search_free (CamelFolder *folder, GPtrArray *result) -{ - int i; - - for (i = 0; i < result->len; i++) - g_free (g_ptr_array_index (result, i)); - g_ptr_array_free (result, TRUE); -} - -/** - * camel_folder_search_free: - * @folder: - * @result: - * - * Free the result of a search. - **/ -void -camel_folder_search_free (CamelFolder *folder, GPtrArray *result) -{ - g_return_if_fail (CAMEL_IS_FOLDER (folder)); - g_return_if_fail (folder->has_search_capability); - - /* NOTE: upto the callee to lock */ - CF_CLASS (folder)->search_free (folder, result); -} - - -static void -copy_message_to (CamelFolder *source, const char *uid, CamelFolder *dest, CamelException *ex) -{ - CamelMimeMessage *msg; - CamelMessageInfo *info; - - /* Default implementation. */ - - /* we alredy have the lock, dont deadlock */ - msg = CF_CLASS(source)->get_message(source, uid, ex); - if (!msg) - return; - info = CF_CLASS(source)->get_message_info (source, uid); - camel_folder_append_message (dest, msg, info, ex); - camel_object_unref (CAMEL_OBJECT (msg)); - if (info) - CF_CLASS(source)->free_message_info(source, info); -} - -/** - * camel_folder_copy_message_to: - * @source: source folder - * @uid: UID of message in @source - * @dest: destination folder - * @ex: a CamelException - * - * This copies a message from one folder to another. If the @source and - * @dest folders have the same parent_store, this may be more efficient - * than a camel_folder_append_message(). - * - * This function is still depcreated, it is not the same as move_message_to. - **/ -void -camel_folder_copy_message_to (CamelFolder *source, const char *uid, - CamelFolder *dest, CamelException *ex) -{ - g_return_if_fail (CAMEL_IS_FOLDER (source)); - g_return_if_fail (CAMEL_IS_FOLDER (dest)); - g_return_if_fail (uid != NULL); - - CAMEL_FOLDER_LOCK(source, lock); - - if (source->parent_store == dest->parent_store) - CF_CLASS (source)->copy_message_to (source, uid, dest, ex); - else - copy_message_to (source, uid, dest, ex); - - CAMEL_FOLDER_UNLOCK(source, lock); -} - - -static void -move_message_to (CamelFolder *source, const char *uid, - CamelFolder *dest, CamelException *ex) -{ - CamelMimeMessage *msg; - CamelMessageInfo *info; - - /* Default implementation. */ - - msg = CF_CLASS(source)->get_message (source, uid, ex); - if (!msg) - return; - info = CF_CLASS(source)->get_message_info (source, uid); - camel_folder_append_message (dest, msg, info, ex); - camel_object_unref (CAMEL_OBJECT (msg)); - if (!camel_exception_is_set(ex)) - CF_CLASS(source)->set_message_flags(source, uid, CAMEL_MESSAGE_DELETED, CAMEL_MESSAGE_DELETED); - - if (info) - CF_CLASS(source)->free_message_info(source, info); -} - -/** - * camel_folder_move_message_to: - * @source: source folder - * @uid: UID of message in @source - * @dest: destination folder - * @ex: a CamelException - * - * This moves a message from one folder to another. If the @source and - * @dest folders have the same parent_store, this may be more efficient - * than a camel_folder_append_message() followed by - * camel_folder_delete_message(). - **/ -void -camel_folder_move_message_to (CamelFolder *source, const char *uid, - CamelFolder *dest, CamelException *ex) -{ - g_return_if_fail (CAMEL_IS_FOLDER (source)); - g_return_if_fail (CAMEL_IS_FOLDER (dest)); - g_return_if_fail (uid != NULL); - - CAMEL_FOLDER_LOCK(source, lock); - - if (source->parent_store == dest->parent_store) - CF_CLASS (source)->move_message_to (source, uid, dest, ex); - else - move_message_to (source, uid, dest, ex); - - CAMEL_FOLDER_UNLOCK(source, lock); -} - -static void -freeze (CamelFolder *folder) -{ - CAMEL_FOLDER_LOCK(folder, change_lock); - - folder->priv->frozen++; - - CAMEL_FOLDER_UNLOCK(folder, change_lock); -} - -/** - * camel_folder_freeze: - * @folder: a folder - * - * Freezes the folder so that a series of operation can be performed - * without "message_changed" and "folder_changed" signals being emitted. - * When the folder is later thawed with camel_folder_thaw(), the - * suppressed signals will be emitted. - **/ -void -camel_folder_freeze (CamelFolder * folder) -{ - g_return_if_fail (CAMEL_IS_FOLDER (folder)); - - CF_CLASS (folder)->freeze (folder); -} - -static void -thaw (CamelFolder * folder) -{ - int i; - CamelFolderChangeInfo *info; - - CAMEL_FOLDER_LOCK(folder, change_lock); - - folder->priv->frozen--; - if (folder->priv->frozen == 0) { - /* If we have more or less messages, do a folder changed, otherwise just - do a message changed for each one. - TODO: message_changed is now probably irrelevant and not required */ - info = folder->priv->changed_frozen; - if (info->uid_added->len > 0 || info->uid_removed->len > 0 || info->uid_changed->len > 10) { - camel_object_trigger_event(CAMEL_OBJECT(folder), "folder_changed", info); - } else if (info->uid_changed->len > 0) { - for (i=0;i<info->uid_changed->len;i++) { - camel_object_trigger_event(CAMEL_OBJECT(folder), "message_changed", info->uid_changed->pdata[i]); - } - } - camel_folder_change_info_clear(info); - } - - CAMEL_FOLDER_UNLOCK(folder, change_lock); -} - -/** - * camel_folder_thaw: - * @folder: a folder - * - * Thaws the folder and emits any pending folder_changed or - * message_changed signals. - **/ -void -camel_folder_thaw (CamelFolder *folder) -{ - g_return_if_fail (CAMEL_IS_FOLDER (folder)); - g_return_if_fail (folder->priv->frozen != 0); - - CF_CLASS (folder)->thaw (folder); -} - - -/* Event hooks that block emission when frozen */ -static gboolean -folder_changed (CamelObject *obj, gpointer event_data) -{ - CamelFolder *folder = CAMEL_FOLDER (obj); - CamelFolderChangeInfo *changed = event_data; - gboolean ret = TRUE; - - if (folder->priv->frozen) { - CAMEL_FOLDER_LOCK(folder, change_lock); - - if (changed != NULL) - camel_folder_change_info_cat(folder->priv->changed_frozen, changed); - else - g_warning("Class %s is passing NULL to folder_changed event", - camel_type_to_name (CAMEL_OBJECT_GET_TYPE (folder))); - ret = FALSE; - - CAMEL_FOLDER_UNLOCK(folder, change_lock); - } - - return ret; -} - -static gboolean -message_changed (CamelObject *obj, /*const char *uid*/gpointer event_data) -{ - CamelFolder *folder = CAMEL_FOLDER (obj); - gboolean ret = TRUE; - - if (folder->priv->frozen) { - CAMEL_FOLDER_LOCK(folder, change_lock); - - camel_folder_change_info_change_uid(folder->priv->changed_frozen, (char *)event_data); - ret = FALSE; - - CAMEL_FOLDER_UNLOCK(folder, change_lock); - } - - return ret; -} - - -/** - * camel_folder_free_nop: - * @folder: a folder - * @array: an array of uids or CamelMessageInfo - * - * "Frees" the provided array by doing nothing. Used by CamelFolder - * subclasses as an implementation for free_uids, or free_summary when - * the returned array is "static" information and should not be freed. - **/ -void -camel_folder_free_nop (CamelFolder *folder, GPtrArray *array) -{ - ; -} - -/** - * camel_folder_free_shallow: - * @folder: a folder - * @array: an array of uids or CamelMessageInfo - * - * Frees the provided array but not its contents. Used by CamelFolder - * subclasses as an implementation for free_uids or free_summary when - * the returned array needs to be freed but its contents come from - * "static" information. - **/ -void -camel_folder_free_shallow (CamelFolder *folder, GPtrArray *array) -{ - g_ptr_array_free (array, TRUE); -} - -/** - * camel_folder_free_deep: - * @folder: a folder - * @array: an array of uids - * - * Frees the provided array and its contents. Used by CamelFolder - * subclasses as an implementation for free_uids when the provided - * information was created explicitly by the corresponding get_ call. - **/ -void -camel_folder_free_deep (CamelFolder *folder, GPtrArray *array) -{ - int i; - - for (i = 0; i < array->len; i++) - g_free (array->pdata[i]); - g_ptr_array_free (array, TRUE); -} - -/** - * camel_folder_change_info_new: - * @void: - * - * Create a new folder change info structure. - * - * Change info structures are not MT-SAFE and must be - * locked for exclusive access externally. - * - * Return value: - **/ -CamelFolderChangeInfo * -camel_folder_change_info_new(void) -{ - CamelFolderChangeInfo *info; - - info = g_malloc(sizeof(*info)); - info->uid_added = g_ptr_array_new(); - info->uid_removed = g_ptr_array_new(); - info->uid_changed = g_ptr_array_new(); - info->uid_source = NULL; - info->uid_pool = e_mempool_new(512, 256, E_MEMPOOL_ALIGN_BYTE); - - return info; -} - -static void -change_info_add_uid(CamelFolderChangeInfo *info, GPtrArray *uids, const char *uid, int copy) -{ - int i; - - /* TODO: Check that it is in the other arrays and remove it from them/etc? */ - for (i=0;i<uids->len;i++) { - if (!strcmp(uids->pdata[i], uid)) - return; - } - if (copy) - g_ptr_array_add(uids, e_mempool_strdup(info->uid_pool, uid)); - else - g_ptr_array_add(uids, (char *)uid); -} - -static void -change_info_cat(CamelFolderChangeInfo *info, GPtrArray *uids, GPtrArray *source) -{ - int i; - - for (i=0;i<source->len;i++) { - change_info_add_uid(info, uids, source->pdata[i], TRUE); - } -} - -/** - * camel_folder_change_info_add_source: - * @info: - * @uid: - * - * Add a source uid for generating a changeset. - **/ -void -camel_folder_change_info_add_source(CamelFolderChangeInfo *info, const char *uid) -{ - if (info->uid_source == NULL) - info->uid_source = g_hash_table_new(g_str_hash, g_str_equal); - - if (g_hash_table_lookup(info->uid_source, uid) == NULL) - g_hash_table_insert(info->uid_source, e_mempool_strdup(info->uid_pool, uid), (void *)1); -} - -/** - * camel_folder_change_info_add_source_list: - * @info: - * @list: - * - * Add a list of source uid's for generating a changeset. - **/ -void -camel_folder_change_info_add_source_list(CamelFolderChangeInfo *info, const GPtrArray *list) -{ - int i; - - if (info->uid_source == NULL) - info->uid_source = g_hash_table_new(g_str_hash, g_str_equal); - - for (i=0;i<list->len;i++) { - char *uid = list->pdata[i]; - - if (g_hash_table_lookup(info->uid_source, uid) == NULL) - g_hash_table_insert(info->uid_source, e_mempool_strdup(info->uid_pool, uid), (void *)1); - } -} - -/** - * camel_folder_change_info_add_update: - * @info: - * @uid: - * - * Add a uid from the updated list, used to generate a changeset diff. - **/ -void -camel_folder_change_info_add_update(CamelFolderChangeInfo *info, const char *uid) -{ - char *key; - int value; - - if (info->uid_source == NULL) { - change_info_add_uid(info, info->uid_added, uid, TRUE); - return; - } - - if (g_hash_table_lookup_extended(info->uid_source, uid, (void **)&key, (void **)&value)) { - g_hash_table_remove(info->uid_source, key); - } else { - change_info_add_uid(info, info->uid_added, uid, TRUE); - } -} - -/** - * camel_folder_change_info_add_update_list: - * @info: - * @list: - * - * Add a list of uid's from the updated list. - **/ -void -camel_folder_change_info_add_update_list(CamelFolderChangeInfo *info, const GPtrArray *list) -{ - int i; - - for (i=0;i<list->len;i++) { - camel_folder_change_info_add_update(info, list->pdata[i]); - } -} - -static void -change_info_remove(char *key, void *value, CamelFolderChangeInfo *info) -{ - /* we dont need to copy this, as they've already been copied into our pool */ - change_info_add_uid(info, info->uid_removed, key, FALSE); -} - -/** - * camel_folder_change_info_build_diff: - * @info: - * - * Compare the source uid set to the updated uid set and generate the differences - * into the added and removed lists. - **/ -void -camel_folder_change_info_build_diff(CamelFolderChangeInfo *info) -{ - if (info->uid_source) { - g_hash_table_foreach(info->uid_source, (GHFunc)change_info_remove, info); - g_hash_table_destroy(info->uid_source); - info->uid_source = NULL; - } -} - -/** - * camel_folder_change_info_cat: - * @info: - * @source: - * - * Concatenate one change info onto antoher. Can be used to copy - * them too. - **/ -void -camel_folder_change_info_cat(CamelFolderChangeInfo *info, CamelFolderChangeInfo *source) -{ - change_info_cat(info, info->uid_added, source->uid_added); - change_info_cat(info, info->uid_removed, source->uid_removed); - change_info_cat(info, info->uid_changed, source->uid_changed); -} - -/** - * camel_folder_change_info_add_uid: - * @info: - * @uid: - * - * Add a new uid to the changeinfo. - **/ -void -camel_folder_change_info_add_uid(CamelFolderChangeInfo *info, const char *uid) -{ - change_info_add_uid(info, info->uid_added, uid, TRUE); -} - -/** - * camel_folder_change_info_remove_uid: - * @info: - * @uid: - * - * Add a uid to the removed uid list. - **/ -void -camel_folder_change_info_remove_uid(CamelFolderChangeInfo *info, const char *uid) -{ - change_info_add_uid(info, info->uid_removed, uid, TRUE); -} - -/** - * camel_folder_change_info_change_uid: - * @info: - * @uid: - * - * Add a uid to the changed uid list. - **/ -void -camel_folder_change_info_change_uid(CamelFolderChangeInfo *info, const char *uid) -{ - change_info_add_uid(info, info->uid_changed, uid, TRUE); -} - -/** - * camel_folder_change_info_changed: - * @info: - * - * Return true if the changeset contains any changes. - * - * Return Value: - **/ -gboolean -camel_folder_change_info_changed(CamelFolderChangeInfo *info) -{ - return (info->uid_added->len || info->uid_removed->len || info->uid_changed->len); -} - -/** - * camel_folder_change_info_clear: - * @info: - * - * Empty out the change info; called after changes have been processed. - **/ -void -camel_folder_change_info_clear(CamelFolderChangeInfo *info) -{ - g_ptr_array_set_size(info->uid_added, 0); - g_ptr_array_set_size(info->uid_removed, 0); - g_ptr_array_set_size(info->uid_changed, 0); - if (info->uid_source) { - g_hash_table_destroy(info->uid_source); - info->uid_source = NULL; - } - e_mempool_flush(info->uid_pool, TRUE); -} - -/** - * camel_folder_change_info_free: - * @info: - * - * Free memory associated with the folder change info lists. - **/ -void -camel_folder_change_info_free(CamelFolderChangeInfo *info) -{ - if (info->uid_source) - g_hash_table_destroy(info->uid_source); - - e_mempool_destroy(info->uid_pool); - - g_ptr_array_free(info->uid_added, TRUE); - g_ptr_array_free(info->uid_removed, TRUE); - g_ptr_array_free(info->uid_changed, TRUE); - g_free(info); -} - - - |