/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ /* camel-imap-folder.c : class for a imap folder */ /* * Authors: Michael Zucchi * * Copyright (C) 2002 Ximian, Inc. (www.ximian.com) * * This program is free software; you can redistribute it and/or * modify it under the terms of version 2 of the GNU General Public * License as published by the Free Software Foundation. * * 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 */ #ifdef HAVE_CONFIG_H #include #endif #include #include "camel/camel-exception.h" #include "camel/camel-stream-mem.h" #include "camel/camel-stream-filter.h" #include "camel/camel-mime-message.h" #include "camel/camel-operation.h" #include "camel/camel-data-cache.h" #include "camel/camel-session.h" #include "camel/camel-file-utils.h" #include "camel-imapp-store.h" #include "camel-imapp-folder.h" #include "camel-imapp-summary.h" #include "camel-imapp-exception.h" #include #include #include #define d(x) #define CF_CLASS(o) (CAMEL_FOLDER_CLASS (CAMEL_OBJECT_GET_CLASS(o))) static CamelFolderClass *parent_class; static void imap_finalize (CamelObject *object); static void imap_refresh_info (CamelFolder *folder, CamelException *ex); static void imap_sync (CamelFolder *folder, gboolean expunge, CamelException *ex); static CamelMimeMessage *imap_get_message (CamelFolder *folder, const char *uid, CamelException *ex); static void imap_folder_class_init (CamelIMAPPFolderClass *camel_imapp_folder_class) { CamelFolderClass *camel_folder_class = CAMEL_FOLDER_CLASS(camel_imapp_folder_class); parent_class = CAMEL_FOLDER_CLASS(camel_folder_get_type()); /* virtual method overload */ camel_folder_class->refresh_info = imap_refresh_info; camel_folder_class->sync = imap_sync; camel_folder_class->get_message = imap_get_message; /*camel_folder_class->set_message_flags = imap_set_message_flags;*/ } static void imap_folder_init(CamelObject *o, CamelObjectClass *klass) { CamelFolder *folder = (CamelFolder *)o; CamelIMAPPFolder *ifolder = (CamelIMAPPFolder *)o; folder->folder_flags |= (CAMEL_FOLDER_HAS_SUMMARY_CAPABILITY | CAMEL_FOLDER_HAS_SEARCH_CAPABILITY); folder->permanent_flags = CAMEL_MESSAGE_ANSWERED | CAMEL_MESSAGE_DELETED | CAMEL_MESSAGE_DRAFT | CAMEL_MESSAGE_FLAGGED | CAMEL_MESSAGE_SEEN | CAMEL_MESSAGE_USER; /* FIXME: this is just a skeleton */ ifolder->changes = camel_folder_change_info_new(); } CamelType camel_imapp_folder_get_type (void) { static CamelType camel_imapp_folder_type = CAMEL_INVALID_TYPE; if (!camel_imapp_folder_type) { camel_imapp_folder_type = camel_type_register (CAMEL_FOLDER_TYPE, "CamelIMAPPFolder", sizeof (CamelIMAPPFolder), sizeof (CamelIMAPPFolderClass), (CamelObjectClassInitFunc) imap_folder_class_init, NULL, imap_folder_init, (CamelObjectFinalizeFunc) imap_finalize); } return camel_imapp_folder_type; } void imap_finalize (CamelObject *object) { CamelIMAPPFolder *folder = (CamelIMAPPFolder *)object; camel_folder_change_info_free(folder->changes); } CamelFolder * camel_imapp_folder_new(CamelStore *store, const char *path) { CamelFolder *folder; char *root; d(printf("opening imap folder '%s'\n", path)); folder = CAMEL_FOLDER (camel_object_new (CAMEL_IMAPP_FOLDER_TYPE)); camel_folder_construct(folder, store, path, path); ((CamelIMAPPFolder *)folder)->raw_name = g_strdup(path); folder->summary = camel_imapp_summary_new(); root = camel_session_get_storage_path(((CamelService *)store)->session, (CamelService *)store, NULL); if (root) { char *base = g_build_filename(root, path, NULL); char *file = g_build_filename(base, ".ev-summary", NULL); camel_mkdir(base, 0777); g_free(base); camel_folder_summary_set_filename(folder->summary, file); printf("loading summary from '%s' (root=%s)\n", file, root); g_free(file); camel_folder_summary_load(folder->summary); g_free(root); } return folder; } void camel_imapp_folder_open(CamelIMAPPFolder *folder, CamelException *ex) { /* */ } void camel_imapp_folder_delete(CamelIMAPPFolder *folder, CamelException *ex) { } void camel_imapp_folder_rename(CamelIMAPPFolder *folder, const char *new, CamelException *ex) { } void camel_imapp_folder_close(CamelIMAPPFolder *folder, CamelException *ex) { } static void imap_refresh_info (CamelFolder *folder, CamelException *ex) { printf("imapp refresh info?\n"); } static void imap_sync (CamelFolder *folder, gboolean expunge, CamelException *ex) { camel_imapp_driver_sync(((CamelIMAPPStore *)(folder->parent_store))->driver, expunge, (CamelIMAPPFolder *) folder); } static CamelMimeMessage * imap_get_message (CamelFolder *folder, const char *uid, CamelException *ex) { CamelMimeMessage * volatile msg = NULL; CamelStream * volatile stream = NULL; printf("get message '%s'\n", uid); CAMEL_TRY { /* simple implementation, just get whole message in 1 go */ stream = camel_imapp_driver_fetch(((CamelIMAPPStore *)(folder->parent_store))->driver, (CamelIMAPPFolder *)folder, uid, ""); camel_stream_reset(stream); msg = camel_mime_message_new(); if (camel_data_wrapper_construct_from_stream((CamelDataWrapper *)msg, stream) != -1) { /* do we care? */ } } CAMEL_CATCH(e) { if (msg) camel_object_unref(msg); msg = NULL; camel_exception_xfer(ex, e); } CAMEL_DONE; if (stream) camel_object_unref(stream); return msg; } /* Algorithm for selecting a folder: - If uidvalidity == old uidvalidity and exsists == old exists and recent == old recent and unseen == old unseen Assume our summary is correct for each summary item mark the summary item as 'old/not updated' rof fetch flags from 1:* for each fetch response info = summary[index] if info.uid != uid info = summary_by_uid[uid] fi if info == NULL create new info @ index fi if got.flags update flags fi if got.header update based on header mark as retrieved else if got.body update based on imap body mark as retrieved fi Async fetch response: info = summary[index] if info == null if uid == null force resync/select? info = empty @ index else if uid && info.uid != uid force a resync? return fi if got.flags { info.flags = flags } if got.header { info.init(header) info.empty = false } info.state - 2 bit field in flags 0 = empty, nothing set 1 = uid & flags set 2 = update required 3 = up to date */