diff options
Diffstat (limited to 'camel/providers/mh/camel-mh-folder.c')
| -rw-r--r-- | camel/providers/mh/camel-mh-folder.c | 528 |
1 files changed, 0 insertions, 528 deletions
diff --git a/camel/providers/mh/camel-mh-folder.c b/camel/providers/mh/camel-mh-folder.c deleted file mode 100644 index eae8ce6b00..0000000000 --- a/camel/providers/mh/camel-mh-folder.c +++ /dev/null @@ -1,528 +0,0 @@ -/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8; fill-column: 160 -*- */ -/* camel-mh-folder.c : Abstract class for an email folder */ - -/* - * 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-mh-folder.h" -#include "camel-mh-store.h" -#include "string-utils.h" -#include "camel-stream-fs.h" -#include "camel-mh-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" - -#define d(x) - -static CamelFolderClass *parent_class = NULL; - -/* Returns the class for a CamelMhFolder */ -#define CMHF_CLASS(so) CAMEL_MH_FOLDER_CLASS (CAMEL_OBJECT_GET_CLASS(so)) -#define CF_CLASS(so) CAMEL_FOLDER_CLASS (CAMEL_OBJECT_GET_CLASS(so)) -#define CMHS_CLASS(so) CAMEL_STORE_CLASS (CAMEL_OBJECT_GET_CLASS(so)) - -static void mh_init(CamelFolder * folder, CamelStore * parent_store, - CamelFolder * parent_folder, const gchar * name, - gchar * separator, gboolean path_begins_with_sep, CamelException * ex); - -static void mh_sync(CamelFolder * folder, gboolean expunge, CamelException * ex); -static gint mh_get_message_count(CamelFolder * folder); -static gint mh_get_unread_message_count(CamelFolder * folder); -static void mh_append_message(CamelFolder * folder, CamelMimeMessage * message, const CamelMessageInfo *info, CamelException * ex); -static GPtrArray *mh_get_uids(CamelFolder * folder); -static GPtrArray *mh_get_subfolder_names(CamelFolder * folder); -static GPtrArray *mh_get_summary(CamelFolder * folder); -static CamelMimeMessage *mh_get_message(CamelFolder * folder, const gchar * uid, CamelException * ex); - -static void mh_expunge(CamelFolder * folder, CamelException * ex); - -static const CamelMessageInfo *mh_get_message_info(CamelFolder * folder, const char *uid); - -static GPtrArray *mh_search_by_expression(CamelFolder * folder, const char *expression, CamelException * ex); -static void mh_search_free(CamelFolder *folder, GPtrArray *result); - -static guint32 mh_get_message_flags(CamelFolder * folder, const char *uid); -static void mh_set_message_flags(CamelFolder * folder, const char *uid, guint32 flags, guint32 set); -static gboolean mh_get_message_user_flag(CamelFolder * folder, const char *uid, const char *name); -static void mh_set_message_user_flag(CamelFolder * folder, const char *uid, const char *name, gboolean value); -static const char *mh_get_message_user_tag(CamelFolder *folder, const char *uid, const char *name); -static void mh_set_message_user_tag(CamelFolder *folder, const char *uid, const char *name, const char *value); - -static void mh_finalize(CamelObject * object); - -static void camel_mh_folder_class_init(CamelObjectClass * camel_mh_folder_class) -{ - CamelFolderClass *camel_folder_class = CAMEL_FOLDER_CLASS(camel_mh_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->init = mh_init; - camel_folder_class->sync = mh_sync; - camel_folder_class->get_message_count = mh_get_message_count; - camel_folder_class->get_unread_message_count = mh_get_unread_message_count; - camel_folder_class->append_message = mh_append_message; - camel_folder_class->get_uids = mh_get_uids; - camel_folder_class->free_uids = camel_folder_free_deep; - camel_folder_class->get_subfolder_names = mh_get_subfolder_names; - camel_folder_class->free_subfolder_names = camel_folder_free_deep; - camel_folder_class->get_summary = mh_get_summary; - camel_folder_class->free_summary = camel_folder_free_nop; - camel_folder_class->expunge = mh_expunge; - - camel_folder_class->get_message = mh_get_message; - - camel_folder_class->search_by_expression = mh_search_by_expression; - camel_folder_class->search_free = mh_search_free; - - camel_folder_class->get_message_info = mh_get_message_info; - - camel_folder_class->get_message_flags = mh_get_message_flags; - camel_folder_class->set_message_flags = mh_set_message_flags; - camel_folder_class->get_message_user_flag = mh_get_message_user_flag; - camel_folder_class->set_message_user_flag = mh_set_message_user_flag; - camel_folder_class->get_message_user_tag = mh_get_message_user_tag; - camel_folder_class->set_message_user_tag = mh_set_message_user_tag; -} - -static void mh_finalize(CamelObject * object) -{ - CamelMhFolder *mh_folder = CAMEL_MH_FOLDER(object); - - g_free(mh_folder->folder_file_path); - g_free(mh_folder->summary_file_path); - g_free(mh_folder->folder_dir_path); - g_free(mh_folder->index_file_path); -} - -CamelType camel_mh_folder_get_type(void) -{ - static CamelType camel_mh_folder_type = CAMEL_INVALID_TYPE; - - if (camel_mh_folder_type == CAMEL_INVALID_TYPE) { - camel_mh_folder_type = camel_type_register(CAMEL_FOLDER_TYPE, "CamelMhFolder", - sizeof(CamelMhFolder), - sizeof(CamelMhFolderClass), - (CamelObjectClassInitFunc) camel_mh_folder_class_init, - NULL, - (CamelObjectInitFunc) NULL, - (CamelObjectFinalizeFunc) mh_finalize); - } - - return camel_mh_folder_type; -} - -static void -mh_init(CamelFolder * folder, CamelStore * parent_store, - CamelFolder * parent_folder, const gchar * name, gchar * separator, - gboolean path_begins_with_sep, CamelException * ex) -{ - CamelMhFolder *mh_folder = (CamelMhFolder *) folder; - const gchar *root_dir_path; - gchar *real_name; - int forceindex; - struct stat st; - - /* call parent method */ - parent_class->init(folder, parent_store, parent_folder, name, separator, path_begins_with_sep, ex); - if (camel_exception_get_id(ex)) - return; - - /* we assume that the parent init method checks for the existance of @folder */ - folder->can_hold_messages = TRUE; - folder->can_hold_folders = TRUE; - 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; - - mh_folder->summary = NULL; - mh_folder->search = NULL; - - /* now set the name info */ - g_free(mh_folder->folder_file_path); - g_free(mh_folder->folder_dir_path); - g_free(mh_folder->index_file_path); - - root_dir_path = camel_mh_store_get_toplevel_dir(CAMEL_MH_STORE(folder->parent_store)); - - real_name = g_basename(folder->full_name); - mh_folder->folder_file_path = g_strdup_printf("%s/%s", root_dir_path, real_name); - mh_folder->summary_file_path = g_strdup_printf("%s/%s/ev-summary", root_dir_path, real_name); - mh_folder->folder_dir_path = g_strdup_printf("%s/%s", root_dir_path, real_name); - mh_folder->index_file_path = g_strdup_printf("%s/%s/ev-index.ibex", root_dir_path, real_name); - - /* if we have no index file, force it */ - forceindex = stat(mh_folder->index_file_path, &st) == -1; - - mh_folder->index = ibex_open(mh_folder->index_file_path, O_CREAT | O_RDWR, 0600); - if (mh_folder->index == NULL) { - /* yes, this isn't fatal at all */ - g_warning("Could not open/create index file: %s: indexing not performed", strerror(errno)); - } - - /* no summary (disk or memory), and we're proverbially screwed */ - mh_folder->summary = camel_mh_summary_new(mh_folder->summary_file_path, - mh_folder->folder_file_path, - mh_folder->index); - - if (camel_mh_summary_load(mh_folder->summary, forceindex) == -1) { - camel_exception_set(ex, CAMEL_EXCEPTION_FOLDER_INVALID, /* FIXME: right error code */ - "Could not load or create summary"); - return; - } -} - -static void mh_sync(CamelFolder * folder, gboolean expunge, CamelException * ex) -{ - CamelMhFolder *mh_folder = CAMEL_MH_FOLDER(folder); - - if (expunge) - mh_expunge(folder, ex); - else - camel_mh_summary_sync(mh_folder->summary, FALSE, ex); - - /* save index */ - if (mh_folder->index) - ibex_save(mh_folder->index); - if (mh_folder->summary) - camel_folder_summary_save(CAMEL_FOLDER_SUMMARY(mh_folder->summary)); -} - -static void mh_expunge(CamelFolder * folder, CamelException * ex) -{ - CamelMhFolder *mh = CAMEL_MH_FOLDER(folder); - - camel_mh_summary_sync(mh->summary, TRUE, ex); - - /* TODO: check it actually changed */ - camel_object_trigger_event(CAMEL_OBJECT(folder), "folder_changed", GINT_TO_POINTER (0)); -} - -static gint mh_get_message_count(CamelFolder * folder) -{ - CamelMhFolder *mh_folder = CAMEL_MH_FOLDER(folder); - - g_return_val_if_fail(mh_folder->summary != NULL, -1); - - return camel_folder_summary_count(CAMEL_FOLDER_SUMMARY(mh_folder->summary)); -} - -static gint mh_get_unread_message_count(CamelFolder * folder) -{ - CamelMhFolder *mh_folder = CAMEL_MH_FOLDER(folder); - CamelMessageInfo *info; - GPtrArray *infolist; - gint i, count = 0; - - g_return_val_if_fail(mh_folder->summary != NULL, -1); - - infolist = mh_get_summary(folder); - - for (i = 0; i < infolist->len; i++) { - info = (CamelMessageInfo *) g_ptr_array_index(infolist, i); - if (!(info->flags & CAMEL_MESSAGE_SEEN)) - count++; - } - - return count; -} - -static void mh_append_message(CamelFolder * folder, CamelMimeMessage * message, const CamelMessageInfo *info, CamelException * ex) -{ - CamelMhFolder *mh_folder = CAMEL_MH_FOLDER(folder); - CamelStream *output_stream = NULL; - char *name = NULL; - char *uid = NULL; - CamelMessageInfo *newinfo; - - /* FIXME: probably needs additional locking */ - - /* keep trying uid's until we find one thats ok */ - do { - g_free(uid); - g_free(name); - uid = camel_folder_summary_next_uid_string((CamelFolderSummary *)mh_folder->summary); - name = g_strdup_printf("%s/%s", mh_folder->folder_file_path, uid); - output_stream = camel_stream_fs_new_with_name(name, O_WRONLY|O_CREAT|O_EXCL, 0600); - } while (output_stream == NULL && errno == EEXIST); - - if (output_stream == NULL) - goto fail; - - /* write the message */ - if (camel_data_wrapper_write_to_stream(CAMEL_DATA_WRAPPER(message), output_stream) == -1) - goto fail; - - if (camel_stream_close(output_stream) == -1) - goto fail; - - /* index/summarise the message. Yes this re-reads it, its just simpler */ - camel_mh_summary_add(mh_folder->summary, uid, TRUE); - - if (info - && (newinfo = camel_folder_summary_uid(CAMEL_FOLDER_SUMMARY(mh_folder->summary), uid))) { - CamelFlag *flag = info->user_flags; - CamelTag *tag = info->user_tags; - - newinfo->flags = info->flags; - while (flag) { - camel_flag_set(&newinfo->user_flags, flag->name, TRUE); - flag = flag->next; - } - while (tag) { - camel_tag_set(&newinfo->user_tags, tag->name, tag->value); - tag = tag->next; - } - } - - camel_object_trigger_event(CAMEL_OBJECT(folder), "folder_changed", GPOINTER_TO_INT (0)); - g_free(name); - g_free(uid); - return; - -fail: - if (camel_exception_is_set(ex)) { - camel_exception_setv(ex, camel_exception_get_id(ex), - "Cannot append message to mh file: %s", camel_exception_get_description(ex)); - } else { - camel_exception_setv(ex, CAMEL_EXCEPTION_SYSTEM, - "Cannot append message to mh file: %s", g_strerror(errno)); - } - if (output_stream) - camel_object_unref(CAMEL_OBJECT(output_stream)); - if (name) { - unlink(name); - g_free(name); - } - g_free(uid); -} - -static GPtrArray *mh_get_uids(CamelFolder * folder) -{ - GPtrArray *array; - CamelMhFolder *mh_folder = CAMEL_MH_FOLDER(folder); - int i, count; - - count = camel_folder_summary_count(CAMEL_FOLDER_SUMMARY(mh_folder->summary)); - array = g_ptr_array_new(); - g_ptr_array_set_size(array, count); - for (i = 0; i < count; i++) { - CamelMessageInfo *info = - camel_folder_summary_index(CAMEL_FOLDER_SUMMARY(mh_folder->summary), i); - - array->pdata[i] = g_strdup(info->uid); - } - - return array; -} - -static GPtrArray *mh_get_subfolder_names(CamelFolder * folder) -{ - /* FIXME: scan for sub-folders */ - /* No subfolders. */ - return g_ptr_array_new(); -} - -static CamelMimeMessage *mh_get_message(CamelFolder * folder, const gchar * uid, CamelException * ex) -{ - CamelMhFolder *mh_folder = CAMEL_MH_FOLDER(folder); - CamelStream *message_stream = NULL; - CamelMimeMessage *message = NULL; - CamelMessageInfo *info; - char *name; - - name = g_strdup_printf("%s/%s", mh_folder->folder_file_path, uid); - - /* get the message summary info */ - info = camel_folder_summary_uid(CAMEL_FOLDER_SUMMARY(mh_folder->summary), uid); - - if (info == NULL) { - errno = ENOENT; - goto fail; - } - - message_stream = camel_stream_fs_new_with_name(name, O_RDONLY, 0); - - /* where we read from */ - if (message_stream == NULL) - goto fail; - - message = camel_mime_message_new(); - if (camel_data_wrapper_construct_from_stream(CAMEL_DATA_WRAPPER(message), message_stream) == -1) { - g_warning("Construction failed"); - errno = EINVAL; - goto fail; - } - camel_object_unref(CAMEL_OBJECT(message_stream)); - g_free(name); - - return message; - -fail: - camel_exception_setv(ex, CAMEL_EXCEPTION_FOLDER_INVALID_UID, "Cannot get message: %s\n %s", - name, g_strerror(errno)); - - if (message_stream) - camel_object_unref(CAMEL_OBJECT(message_stream)); - - if (message) - camel_object_unref(CAMEL_OBJECT(message)); - - g_free(name); - - return NULL; -} - -GPtrArray *mh_get_summary(CamelFolder * folder) -{ - CamelMhFolder *mh_folder = CAMEL_MH_FOLDER(folder); - - return CAMEL_FOLDER_SUMMARY(mh_folder->summary)->messages; -} - -/* get a single message info, by uid */ -static const CamelMessageInfo *mh_get_message_info(CamelFolder * folder, const char *uid) -{ - CamelMhFolder *mh_folder = CAMEL_MH_FOLDER(folder); - - return camel_folder_summary_uid(CAMEL_FOLDER_SUMMARY(mh_folder->summary), uid); -} - -static GPtrArray *mh_search_by_expression(CamelFolder * folder, const char *expression, CamelException * ex) -{ - CamelMhFolder *mh_folder = CAMEL_MH_FOLDER(folder); - - if (mh_folder->search == NULL) { - mh_folder->search = camel_folder_search_new(); - } - - camel_folder_search_set_folder(mh_folder->search, folder); - if (mh_folder->summary) { - /* FIXME: dont access summary array directly? */ - camel_folder_search_set_summary(mh_folder->search, - CAMEL_FOLDER_SUMMARY(mh_folder->summary)->messages); - } - - camel_folder_search_set_body_index(mh_folder->search, mh_folder->index); - - return camel_folder_search_execute_expression(mh_folder->search, expression, ex); -} - -static void mh_search_free(CamelFolder *folder, GPtrArray *result) -{ - CamelMhFolder *mh_folder = CAMEL_MH_FOLDER (folder); - - camel_folder_search_free_result(mh_folder->search, result); -} - -static guint32 mh_get_message_flags(CamelFolder * folder, const char *uid) -{ - CamelMessageInfo *info; - CamelMhFolder *mf = CAMEL_MH_FOLDER(folder); - - info = camel_folder_summary_uid(CAMEL_FOLDER_SUMMARY(mf->summary), uid); - g_return_val_if_fail(info != NULL, 0); - - return info->flags; -} - -static void mh_set_message_flags(CamelFolder * folder, const char *uid, guint32 flags, guint32 set) -{ - CamelMessageInfo *info; - CamelMhFolder *mf = CAMEL_MH_FOLDER(folder); - - info = camel_folder_summary_uid(CAMEL_FOLDER_SUMMARY(mf->summary), uid); - g_return_if_fail(info != NULL); - - info->flags = (info->flags & ~flags) | (set & flags) | CAMEL_MESSAGE_FOLDER_FLAGGED; - camel_folder_summary_touch(CAMEL_FOLDER_SUMMARY(mf->summary)); - - camel_object_trigger_event (CAMEL_OBJECT(folder), "message_changed", (char *) uid); -} - -static gboolean mh_get_message_user_flag(CamelFolder * folder, const char *uid, const char *name) -{ - CamelMessageInfo *info; - CamelMhFolder *mf = CAMEL_MH_FOLDER(folder); - - info = camel_folder_summary_uid(CAMEL_FOLDER_SUMMARY(mf->summary), uid); - g_return_val_if_fail(info != NULL, FALSE); - - return camel_flag_get(&info->user_flags, name); -} - -static void mh_set_message_user_flag(CamelFolder * folder, const char *uid, const char *name, gboolean value) -{ - CamelMessageInfo *info; - CamelMhFolder *mf = CAMEL_MH_FOLDER(folder); - - info = camel_folder_summary_uid(CAMEL_FOLDER_SUMMARY(mf->summary), uid); - g_return_if_fail(info != NULL); - - camel_flag_set(&info->user_flags, name, value); - info->flags |= CAMEL_MESSAGE_FOLDER_FLAGGED; - camel_folder_summary_touch(CAMEL_FOLDER_SUMMARY(mf->summary)); - camel_object_trigger_event (CAMEL_OBJECT(folder), "message_changed", (char *) uid); -} - -static const char *mh_get_message_user_tag(CamelFolder *folder, const char *uid, const char *name) -{ - CamelMessageInfo *info; - CamelMhFolder *mf = CAMEL_MH_FOLDER(folder); - - info = camel_folder_summary_uid(CAMEL_FOLDER_SUMMARY(mf->summary), uid); - g_return_val_if_fail(info != NULL, FALSE); - - return camel_tag_get(&info->user_tags, name); -} - -static void mh_set_message_user_tag(CamelFolder *folder, const char *uid, const char *name, const char *value) -{ - CamelMessageInfo *info; - CamelMhFolder *mf = CAMEL_MH_FOLDER(folder); - - info = camel_folder_summary_uid(CAMEL_FOLDER_SUMMARY(mf->summary), uid); - g_return_if_fail(info != NULL); - - camel_tag_set(&info->user_tags, name, value); - info->flags |= CAMEL_MESSAGE_FOLDER_FLAGGED; - camel_folder_summary_touch(CAMEL_FOLDER_SUMMARY(mf->summary)); - camel_object_trigger_event(CAMEL_OBJECT(folder), "message_changed", (char *) uid); -} |