diff options
Diffstat (limited to 'camel/providers/mbox/camel-mbox-folder.c')
| -rw-r--r-- | camel/providers/mbox/camel-mbox-folder.c | 624 |
1 files changed, 0 insertions, 624 deletions
diff --git a/camel/providers/mbox/camel-mbox-folder.c b/camel/providers/mbox/camel-mbox-folder.c deleted file mode 100644 index b7d97ca56b..0000000000 --- a/camel/providers/mbox/camel-mbox-folder.c +++ /dev/null @@ -1,624 +0,0 @@ -/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8; fill-column: 160 -*- */ -/* camel-mbox-folder.c : Abstract class for an email folder */ - -/* - * Authors: Bertrand Guiheneuf <bertrand@helixcode.com> - * Michael Zucchi <notzed@helixcode.com> - * Jeffrey Stedfast <fejj@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-mbox-folder.h" -#include "camel-mbox-store.h" -#include "string-utils.h" -#include "camel-stream-fs.h" -#include "camel-mbox-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 CamelMboxFolder */ -#define CMBOXF_CLASS(so) CAMEL_MBOX_FOLDER_CLASS (CAMEL_OBJECT_GET_CLASS(so)) -#define CF_CLASS(so) CAMEL_FOLDER_CLASS (CAMEL_OBJECT_GET_CLASS(so)) -#define CMBOXS_CLASS(so) CAMEL_STORE_CLASS (CAMEL_OBJECT_GET_CLASS(so)) - - -static void mbox_sync(CamelFolder *folder, gboolean expunge, CamelException *ex); -static gint mbox_get_message_count(CamelFolder *folder); -static gint mbox_get_unread_message_count(CamelFolder *folder); -static void mbox_append_message(CamelFolder *folder, CamelMimeMessage * message, const CamelMessageInfo * info, - - CamelException *ex); -static GPtrArray *mbox_get_uids(CamelFolder *folder); -static GPtrArray *mbox_get_summary(CamelFolder *folder); -static CamelMimeMessage *mbox_get_message(CamelFolder *folder, const gchar * uid, CamelException *ex); - -static void mbox_expunge(CamelFolder *folder, CamelException *ex); - -static const CamelMessageInfo *mbox_get_message_info(CamelFolder *folder, const char *uid); - -static GPtrArray *mbox_search_by_expression(CamelFolder *folder, const char *expression, CamelException *ex); -static void mbox_search_free(CamelFolder *folder, GPtrArray * result); - -static guint32 mbox_get_message_flags(CamelFolder *folder, const char *uid); -static void mbox_set_message_flags(CamelFolder *folder, const char *uid, guint32 flags, guint32 set); -static gboolean mbox_get_message_user_flag(CamelFolder *folder, const char *uid, const char *name); -static void mbox_set_message_user_flag(CamelFolder *folder, const char *uid, const char *name, gboolean value); -static const char *mbox_get_message_user_tag(CamelFolder *folder, const char *uid, const char *name); -static void mbox_set_message_user_tag(CamelFolder *folder, const char *uid, const char *name, const char *value); - - -static void mbox_finalize(CamelObject * object); - -static void -camel_mbox_folder_class_init(CamelMboxFolderClass * camel_mbox_folder_class) -{ - CamelFolderClass *camel_folder_class = CAMEL_FOLDER_CLASS(camel_mbox_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 = mbox_sync; - camel_folder_class->get_message_count = mbox_get_message_count; - camel_folder_class->get_unread_message_count = mbox_get_unread_message_count; - camel_folder_class->append_message = mbox_append_message; - camel_folder_class->get_uids = mbox_get_uids; - camel_folder_class->free_uids = camel_folder_free_deep; - camel_folder_class->get_summary = mbox_get_summary; - camel_folder_class->free_summary = camel_folder_free_nop; - camel_folder_class->expunge = mbox_expunge; - - camel_folder_class->get_message = mbox_get_message; - - camel_folder_class->search_by_expression = mbox_search_by_expression; - camel_folder_class->search_free = mbox_search_free; - - camel_folder_class->get_message_info = mbox_get_message_info; - - camel_folder_class->get_message_flags = mbox_get_message_flags; - camel_folder_class->set_message_flags = mbox_set_message_flags; - camel_folder_class->get_message_user_flag = mbox_get_message_user_flag; - camel_folder_class->set_message_user_flag = mbox_set_message_user_flag; - camel_folder_class->get_message_user_tag = mbox_get_message_user_tag; - camel_folder_class->set_message_user_tag = mbox_set_message_user_tag; -} - -static void -mbox_init(gpointer object, gpointer klass) -{ - CamelFolder *folder = object; - CamelMboxFolder *mbox_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; - /* FIXME: we don't actually preserve user flags right now. */ - - mbox_folder->summary = NULL; - mbox_folder->search = NULL; -} - -static void -mbox_finalize(CamelObject * object) -{ - CamelMboxFolder *mbox_folder = CAMEL_MBOX_FOLDER(object); - - if (mbox_folder->index) - ibex_close(mbox_folder->index); - - g_free(mbox_folder->folder_file_path); - g_free(mbox_folder->summary_file_path); - g_free(mbox_folder->folder_dir_path); - g_free(mbox_folder->index_file_path); - -} - -CamelType camel_mbox_folder_get_type(void) -{ - static CamelType camel_mbox_folder_type = CAMEL_INVALID_TYPE; - - if (camel_mbox_folder_type == CAMEL_INVALID_TYPE) { - camel_mbox_folder_type = camel_type_register(CAMEL_FOLDER_TYPE, "CamelMboxFolder", - sizeof(CamelMboxFolder), - sizeof(CamelMboxFolderClass), - (CamelObjectClassInitFunc) camel_mbox_folder_class_init, - NULL, - (CamelObjectInitFunc) mbox_init, - (CamelObjectFinalizeFunc) mbox_finalize); - } - - return camel_mbox_folder_type; -} - -CamelFolder * -camel_mbox_folder_new(CamelStore *parent_store, const char *full_name, guint32 flags, CamelException *ex) -{ - CamelFolder *folder; - CamelMboxFolder *mbox_folder; - const char *root_dir_path, *name; - struct stat st; - int forceindex; - - folder = CAMEL_FOLDER (camel_object_new (CAMEL_MBOX_FOLDER_TYPE)); - mbox_folder = (CamelMboxFolder *)folder; - - name = strrchr(full_name, '/'); - if (name) - name++; - else - name = full_name; - - camel_folder_construct(folder, parent_store, full_name, name); - - root_dir_path = camel_mbox_store_get_toplevel_dir(CAMEL_MBOX_STORE(folder->parent_store)); - - mbox_folder->folder_file_path = g_strdup_printf("%s/%s", root_dir_path, full_name); - mbox_folder->summary_file_path = g_strdup_printf("%s/%s-ev-summary", root_dir_path, full_name); - mbox_folder->folder_dir_path = g_strdup_printf("%s/%s.sdb", root_dir_path, full_name); - mbox_folder->index_file_path = g_strdup_printf("%s/%s.ibex", root_dir_path, full_name); - - /* if we have no index file, force it */ - forceindex = stat(mbox_folder->index_file_path, &st) == -1; - if (flags & CAMEL_STORE_FOLDER_BODY_INDEX) { - - mbox_folder->index = ibex_open(mbox_folder->index_file_path, O_CREAT | O_RDWR, 0600); - if (mbox_folder->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; - } - } else { - /* if we do have an index file, remove it */ - if (forceindex == FALSE) { - unlink(mbox_folder->index_file_path); - } - forceindex = FALSE; - } - /* no summary (disk or memory), and we're proverbially screwed */ - mbox_folder->summary = camel_mbox_summary_new(mbox_folder->summary_file_path, - mbox_folder->folder_file_path, mbox_folder->index); - if (mbox_folder->summary == NULL || camel_mbox_summary_load(mbox_folder->summary, forceindex) == -1) { - camel_exception_set(ex, CAMEL_EXCEPTION_FOLDER_INVALID, /* FIXME: right error code */ - _("Could not create summary")); - camel_object_unref (CAMEL_OBJECT (folder)); - return NULL; - } - - return folder; -} - -static void -mbox_sync(CamelFolder *folder, gboolean expunge, CamelException *ex) -{ - CamelMboxFolder *mbox_folder = CAMEL_MBOX_FOLDER(folder); - - if (expunge) - mbox_expunge(folder, ex); - else - camel_mbox_summary_sync(mbox_folder->summary, FALSE, ex); - - /* save index */ - if (mbox_folder->index) - ibex_save(mbox_folder->index); - if (mbox_folder->summary) - camel_folder_summary_save(CAMEL_FOLDER_SUMMARY(mbox_folder->summary)); -} - -static void -mbox_expunge(CamelFolder *folder, CamelException *ex) -{ - CamelMboxFolder *mbox = CAMEL_MBOX_FOLDER(folder); - - camel_mbox_summary_sync(mbox->summary, TRUE, ex); - - /* TODO: check it actually changed */ - camel_object_trigger_event(CAMEL_OBJECT(folder), "folder_changed", GINT_TO_POINTER(0)); -} - -static gint -mbox_get_message_count(CamelFolder *folder) -{ - CamelMboxFolder *mbox_folder = CAMEL_MBOX_FOLDER(folder); - - g_return_val_if_fail(mbox_folder->summary != NULL, -1); - - return camel_folder_summary_count(CAMEL_FOLDER_SUMMARY(mbox_folder->summary)); -} - -static gint -mbox_get_unread_message_count(CamelFolder *folder) -{ - CamelMboxFolder *mbox_folder = CAMEL_MBOX_FOLDER(folder); - CamelMessageInfo *info; - GPtrArray *infolist; - gint i, max, count = 0; - - g_return_val_if_fail(mbox_folder->summary != NULL, -1); - - max = camel_folder_summary_count(CAMEL_FOLDER_SUMMARY(mbox_folder->summary)); - if (max == -1) - return -1; - - infolist = mbox_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; -} - -/* FIXME: this may need some tweaking for performance? */ -static void -mbox_append_message(CamelFolder *folder, CamelMimeMessage * message, const CamelMessageInfo * info, CamelException *ex) -{ - CamelMboxFolder *mbox_folder = CAMEL_MBOX_FOLDER(folder); - CamelStream *output_stream = NULL, *filter_stream = NULL; - CamelMimeFilter *filter_from = NULL; - CamelMessageInfo *newinfo; - struct stat st; - off_t seek = -1; - char *xev, last; - guint32 uid; - char *fromline = NULL; - - if (stat(mbox_folder->folder_file_path, &st) != 0) - goto fail; - - output_stream = camel_stream_fs_new_with_name(mbox_folder->folder_file_path, O_RDWR, 0600); - if (output_stream == NULL) - goto fail; - - if (st.st_size) { - seek = camel_seekable_stream_seek((CamelSeekableStream *) output_stream, st.st_size - 1, SEEK_SET); - if (++seek != st.st_size) - goto fail; - - /* If the mbox doesn't end with a newline, fix that. */ - if (camel_stream_read(output_stream, &last, 1) != 1) - goto fail; - if (last != '\n') - camel_stream_write(output_stream, "\n", 1); - } else - seek = 0; - - /* assign a new x-evolution header/uid */ - camel_medium_remove_header(CAMEL_MEDIUM(message), "X-Evolution"); - uid = camel_folder_summary_next_uid(CAMEL_FOLDER_SUMMARY(mbox_folder->summary)); - /* important that the header matches exactly 00000000-0000 */ - xev = g_strdup_printf("%08x-%04x", uid, info ? info->flags & 0xFFFF : 0); - camel_medium_add_header(CAMEL_MEDIUM(message), "X-Evolution", xev); - g_free(xev); - - /* we must write this to the non-filtered stream ... */ - fromline = camel_mbox_summary_build_from(CAMEL_MIME_PART(message)->headers); - if (camel_stream_write_string(output_stream, fromline) == -1) - goto fail; - - /* and write the content to the filtering stream, that translated '\nFrom' into '\n>From' */ - filter_stream = (CamelStream *) camel_stream_filter_new_with_stream(output_stream); - filter_from = (CamelMimeFilter *) camel_mime_filter_from_new(); - camel_stream_filter_add((CamelStreamFilter *) filter_stream, filter_from); - if (camel_data_wrapper_write_to_stream(CAMEL_DATA_WRAPPER(message), filter_stream) == -1) - goto fail; - - if (camel_stream_close(filter_stream) == -1) - goto fail; - - /* filter stream ref's the output stream itself, so we need to unref it too */ - camel_object_unref(CAMEL_OBJECT(filter_from)); - camel_object_unref(CAMEL_OBJECT(filter_stream)); - camel_object_unref(CAMEL_OBJECT(output_stream)); - g_free(fromline); - - /* force a summary update - will only update from the new position, if it can */ - if (camel_mbox_summary_update(mbox_folder->summary, seek) == 0) { - char uidstr[16]; - - sprintf(uidstr, "%u", uid); - newinfo = camel_folder_summary_uid(CAMEL_FOLDER_SUMMARY(mbox_folder->summary), uidstr); - - if (info && newinfo) { - CamelFlag *flag = info->user_flags; - CamelTag *tag = info->user_tags; - - 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", GINT_TO_POINTER(0)); - } - - return; - - fail: - if (camel_exception_is_set(ex)) { - camel_exception_setv(ex, camel_exception_get_id(ex), - _("Cannot append message to mbox file: %s"), camel_exception_get_description(ex)); - } else { - camel_exception_setv(ex, CAMEL_EXCEPTION_SYSTEM, - _("Cannot append message to mbox file: %s"), g_strerror(errno)); - } - if (filter_stream) { - /*camel_stream_close (filter_stream); */ - camel_object_unref(CAMEL_OBJECT(filter_stream)); - } - if (output_stream) - camel_object_unref(CAMEL_OBJECT(output_stream)); - - if (filter_from) - camel_object_unref(CAMEL_OBJECT(filter_from)); - - g_free(fromline); - - /* make sure the file isn't munged by us */ - if (seek != -1) { - int fd = open(mbox_folder->folder_file_path, O_WRONLY, 0600); - - if (fd != -1) { - ftruncate(fd, st.st_size); - close(fd); - } - } -} - -static GPtrArray * -mbox_get_uids(CamelFolder *folder) -{ - GPtrArray *array; - CamelMboxFolder *mbox_folder = CAMEL_MBOX_FOLDER(folder); - int i, count; - - count = camel_folder_summary_count(CAMEL_FOLDER_SUMMARY(mbox_folder->summary)); - array = g_ptr_array_new(); - g_ptr_array_set_size(array, count); - for (i = 0; i < count; i++) { - CamelMboxMessageInfo *info = - (CamelMboxMessageInfo *) camel_folder_summary_index(CAMEL_FOLDER_SUMMARY(mbox_folder->summary), i); - - array->pdata[i] = g_strdup(info->info.uid); - } - - return array; -} - -static CamelMimeMessage * -mbox_get_message(CamelFolder *folder, const gchar * uid, CamelException *ex) -{ - CamelMboxFolder *mbox_folder = CAMEL_MBOX_FOLDER(folder); - CamelStream *message_stream = NULL; - CamelMimeMessage *message = NULL; - CamelMboxMessageInfo *info; - CamelMimeParser *parser = NULL; - char *buffer; - int len; - - /* get the message summary info */ - info = (CamelMboxMessageInfo *) camel_folder_summary_uid(CAMEL_FOLDER_SUMMARY(mbox_folder->summary), uid); - - if (info == NULL) { - errno = ENOENT; - goto fail; - } - - /* if this has no content, its an error in the library */ - g_assert(info->info.content); - g_assert(info->frompos != -1); - - /* where we read from */ - message_stream = camel_stream_fs_new_with_name(mbox_folder->folder_file_path, O_RDONLY, 0); - if (message_stream == NULL) - goto fail; - - /* we use a parser to verify the message is correct, and in the correct position */ - parser = camel_mime_parser_new(); - camel_mime_parser_init_with_stream(parser, message_stream); - camel_object_unref(CAMEL_OBJECT(message_stream)); - camel_mime_parser_scan_from(parser, TRUE); - - camel_mime_parser_seek(parser, info->frompos, SEEK_SET); - if (camel_mime_parser_step(parser, &buffer, &len) != HSCAN_FROM) { - g_warning("File appears truncated"); - goto fail; - } - - if (camel_mime_parser_tell_start_from(parser) != info->frompos) { - g_warning("Summary doesn't match the folder contents! eek!\n" - " expecting offset %ld got %ld", (long int)info->frompos, - (long int)camel_mime_parser_tell_start_from(parser)); - errno = EINVAL; - goto fail; - } - - message = camel_mime_message_new(); - if (camel_mime_part_construct_from_parser(CAMEL_MIME_PART(message), parser) == -1) { - g_warning("Construction failed"); - goto fail; - } - camel_object_unref(CAMEL_OBJECT(parser)); - - return message; - - fail: - camel_exception_setv(ex, CAMEL_EXCEPTION_FOLDER_INVALID_UID, _("Cannot get message: %s"), g_strerror(errno)); - - if (parser) - camel_object_unref(CAMEL_OBJECT(parser)); - if (message) - camel_object_unref(CAMEL_OBJECT(message)); - - return NULL; -} - -GPtrArray * -mbox_get_summary(CamelFolder *folder) -{ - CamelMboxFolder *mbox_folder = CAMEL_MBOX_FOLDER(folder); - - return CAMEL_FOLDER_SUMMARY(mbox_folder->summary)->messages; -} - -/* get a single message info, by uid */ -static const CamelMessageInfo * -mbox_get_message_info(CamelFolder *folder, const char *uid) -{ - CamelMboxFolder *mbox_folder = CAMEL_MBOX_FOLDER(folder); - - return camel_folder_summary_uid(CAMEL_FOLDER_SUMMARY(mbox_folder->summary), uid); -} - -static GPtrArray * -mbox_search_by_expression(CamelFolder *folder, const char *expression, CamelException *ex) -{ - CamelMboxFolder *mbox_folder = CAMEL_MBOX_FOLDER(folder); - - if (mbox_folder->search == NULL) { - mbox_folder->search = camel_folder_search_new(); - } - - camel_folder_search_set_folder(mbox_folder->search, folder); - if (mbox_folder->summary) { - /* FIXME: dont access summary array directly? */ - camel_folder_search_set_summary(mbox_folder->search, - CAMEL_FOLDER_SUMMARY(mbox_folder->summary)->messages); - } - - camel_folder_search_set_body_index(mbox_folder->search, mbox_folder->index); - - return camel_folder_search_execute_expression(mbox_folder->search, expression, ex); -} - -static void -mbox_search_free(CamelFolder *folder, GPtrArray * result) -{ - CamelMboxFolder *mbox_folder = CAMEL_MBOX_FOLDER(folder); - - camel_folder_search_free_result(mbox_folder->search, result); -} - -static guint32 -mbox_get_message_flags(CamelFolder *folder, const char *uid) -{ - CamelMessageInfo *info; - CamelMboxFolder *mf = CAMEL_MBOX_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 -mbox_set_message_flags(CamelFolder *folder, const char *uid, guint32 flags, guint32 set) -{ - CamelMessageInfo *info; - CamelMboxFolder *mf = CAMEL_MBOX_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 -mbox_get_message_user_flag(CamelFolder *folder, const char *uid, const char *name) -{ - CamelMessageInfo *info; - CamelMboxFolder *mf = CAMEL_MBOX_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 -mbox_set_message_user_flag(CamelFolder *folder, const char *uid, const char *name, gboolean value) -{ - CamelMessageInfo *info; - CamelMboxFolder *mf = CAMEL_MBOX_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 *mbox_get_message_user_tag(CamelFolder *folder, const char *uid, const char *name) -{ - CamelMessageInfo *info; - CamelMboxFolder *mf = CAMEL_MBOX_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 mbox_set_message_user_tag(CamelFolder *folder, const char *uid, const char *name, const char *value) -{ - CamelMessageInfo *info; - CamelMboxFolder *mf = CAMEL_MBOX_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); -} - - |