claws-mail/src/procmsg.h
2023-08-30 10:52:27 +02:00

410 lines
14 KiB
C

/*
* Claws Mail -- a GTK based, lightweight, and fast e-mail client
* Copyright (C) 1999-2018 Hiroyuki Yamamoto and the Claws Mail team
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*/
#ifndef __PROCMSG_H__
#define __PROCMSG_H__
#ifdef HAVE_CONFIG_H
#include "claws-features.h"
#endif
#include <glib.h>
#include <stdio.h>
#include <time.h>
#include <sys/types.h>
#include <string.h>
#include "common/utils.h"
#include "proctypes.h"
#define MSG_NEW (1U << 0)
#define MSG_UNREAD (1U << 1)
#define MSG_MARKED (1U << 2)
#define MSG_DELETED (1U << 3)
#define MSG_REPLIED (1U << 4)
#define MSG_FORWARDED (1U << 5)
#define MSG_CLABEL_SBIT (6) /* start bit of color label */
/* color labels use 4 bits: 6, 7, 8, 9; bit weight is 7<8<9<6,
IOW the color label value itself must be computed from MsgPermFlags
bits like this:
value = bit-7-value*2^0
+ bit-8-value*2^1
+ bit-9-value*2^2
+ bit-6-value*2^3 */
/* color label permflags masks */
#define MAKE_MSG_CLABEL(x, h, m, l) (\
((x) << (MSG_CLABEL_SBIT + 0)) | \
((h) << (MSG_CLABEL_SBIT + 3)) | \
((m) << (MSG_CLABEL_SBIT + 2)) | \
((l) << (MSG_CLABEL_SBIT + 1)))
#define MSG_CLABEL_NONE MAKE_MSG_CLABEL(0U, 0U, 0U, 0U)
#define MSG_CLABEL_1 MAKE_MSG_CLABEL(0U, 0U, 0U, 1U)
#define MSG_CLABEL_2 MAKE_MSG_CLABEL(0U, 0U, 1U, 0U)
#define MSG_CLABEL_3 MAKE_MSG_CLABEL(0U, 0U, 1U, 1U)
#define MSG_CLABEL_4 MAKE_MSG_CLABEL(0U, 1U, 0U, 0U)
#define MSG_CLABEL_5 MAKE_MSG_CLABEL(0U, 1U, 0U, 1U)
#define MSG_CLABEL_6 MAKE_MSG_CLABEL(0U, 1U, 1U, 0U)
#define MSG_CLABEL_7 MAKE_MSG_CLABEL(0U, 1U, 1U, 1U)
#define MSG_CLABEL_8 MAKE_MSG_CLABEL(1U, 0U, 0U, 0U)
#define MSG_CLABEL_9 MAKE_MSG_CLABEL(1U, 0U, 0U, 1U)
#define MSG_CLABEL_10 MAKE_MSG_CLABEL(1U, 0U, 1U, 0U)
#define MSG_CLABEL_11 MAKE_MSG_CLABEL(1U, 0U, 1U, 1U)
#define MSG_CLABEL_12 MAKE_MSG_CLABEL(1U, 1U, 0U, 0U)
#define MSG_CLABEL_13 MAKE_MSG_CLABEL(1U, 1U, 0U, 1U)
#define MSG_CLABEL_14 MAKE_MSG_CLABEL(1U, 1U, 1U, 0U)
#define MSG_CLABEL_15 MAKE_MSG_CLABEL(1U, 1U, 1U, 1U)
#define MSG_CLABEL_FLAG_MASK (MSG_CLABEL_15)
#define MSG_IGNORE_THREAD (1U << 10) /* ignore threads */
#define MSG_LOCKED (1U << 11) /* msg is locked */
#define MSG_RETRCPT_SENT (1U << 12) /* new one */
#define MSG_SPAM (1U << 13) /* new one */
#define MSG_POSTFILTERED (1U << 14)
#define MSG_WATCH_THREAD (1U << 15) /* watch threads */
#define MSG_FULLY_CACHED (1U << 16) /* IMAP: fully cached */
#define MSG_RETRCPT_GOT (1U << 17) /* got return receipt */
/* RESERVED */
#define MSG_RESERVED_CLAWS (1U << 30) /* for Claws Mail */
#define MSG_RESERVED (1U << 31)
#define MSG_MOVE (1U << 0)
#define MSG_COPY (1U << 1)
#define MSG_MOVE_DONE (1U << 15)
#define MSG_QUEUED (1U << 16)
#define MSG_DRAFT (1U << 17)
#define MSG_ENCRYPTED (1U << 18)
#define MSG_IMAP (1U << 19)
#define MSG_NEWS (1U << 20)
#define MSG_SIGNED (1U << 21)
#define MSG_MULTIPART (1U << 29)
#define MSG_HAS_ATTACHMENT (1U << 30)
#define MSG_SCANNED (1U << 31)
#define MSG_CACHED_FLAG_MASK (MSG_MULTIPART | MSG_ENCRYPTED | MSG_SIGNED | MSG_HAS_ATTACHMENT | MSG_SCANNED)
#define MSG_SET_FLAGS(msg, flags) { (msg) |= (flags); }
#define MSG_UNSET_FLAGS(msg, flags) { (msg) &= ~(flags); }
#define MSG_SET_PERM_FLAGS(msg, flags) \
MSG_SET_FLAGS((msg).perm_flags, flags)
#define MSG_SET_TMP_FLAGS(msg, flags) \
MSG_SET_FLAGS((msg).tmp_flags, flags)
#define MSG_UNSET_PERM_FLAGS(msg, flags) \
MSG_UNSET_FLAGS((msg).perm_flags, flags)
#define MSG_UNSET_TMP_FLAGS(msg, flags) \
MSG_UNSET_FLAGS((msg).tmp_flags, flags)
#define MSG_IS_NEW(msg) (((msg).perm_flags & MSG_NEW) != 0)
#define MSG_IS_UNREAD(msg) (((msg).perm_flags & MSG_UNREAD) != 0)
#define MSG_IS_MARKED(msg) (((msg).perm_flags & MSG_MARKED) != 0)
#define MSG_IS_DELETED(msg) (((msg).perm_flags & MSG_DELETED) != 0)
#define MSG_IS_REPLIED(msg) (((msg).perm_flags & MSG_REPLIED) != 0)
#define MSG_IS_LOCKED(msg) (((msg).perm_flags & MSG_LOCKED) != 0)
#define MSG_IS_FORWARDED(msg) (((msg).perm_flags & MSG_FORWARDED) != 0)
#define MSG_IS_POSTFILTERED(msg) (((msg).perm_flags & MSG_POSTFILTERED) != 0)
/* color label decoding/encoding (permflag storage bits <-> color list index value)*/
#define MSG_COLORLABEL_TO_FLAGS(val) (((((guint)(val)) & 7) << (MSG_CLABEL_SBIT+1)) \
| (((guint)(val) & 8) << (MSG_CLABEL_SBIT-3)))
#define MSG_COLORLABEL_FROM_FLAGS(val) ((((guint)(val) >> (MSG_CLABEL_SBIT+1)) & 7 ) \
| (((guint)(val) >> (MSG_CLABEL_SBIT-3)) & 8))
#define MSG_GET_COLORLABEL(msg) (((msg).perm_flags & MSG_CLABEL_FLAG_MASK))
#define MSG_GET_COLORLABEL_VALUE(msg) (MSG_COLORLABEL_FROM_FLAGS(MSG_GET_COLORLABEL(msg)))
#define MSG_SET_COLORLABEL_VALUE(msg, val) MSG_SET_PERM_FLAGS(msg, MSG_COLORLABEL_TO_FLAGS(val))
#define MSG_IS_MOVE(msg) (((msg).tmp_flags & MSG_MOVE) != 0)
#define MSG_IS_COPY(msg) (((msg).tmp_flags & MSG_COPY) != 0)
#define MSG_IS_MOVE_DONE(msg) (((msg).tmp_flags & MSG_MOVE_DONE) != 0)
#define MSG_IS_QUEUED(msg) (((msg).tmp_flags & MSG_QUEUED) != 0)
#define MSG_IS_DRAFT(msg) (((msg).tmp_flags & MSG_DRAFT) != 0)
#define MSG_IS_ENCRYPTED(msg) (((msg).tmp_flags & MSG_ENCRYPTED) != 0)
#define MSG_IS_SIGNED(msg) (((msg).tmp_flags & MSG_SIGNED) != 0)
#define MSG_IS_IMAP(msg) (((msg).tmp_flags & MSG_IMAP) != 0)
#define MSG_IS_NEWS(msg) (((msg).tmp_flags & MSG_NEWS) != 0)
#define MSG_IS_MULTIPART(msg) (((msg).tmp_flags & MSG_MULTIPART) != 0)
#define MSG_IS_WITH_ATTACHMENT(msg) (((msg).tmp_flags & MSG_HAS_ATTACHMENT) != 0)
#define MSG_IS_SCANNED(msg) (((msg).tmp_flags & MSG_SCANNED) != 0)
/* Claws related flags */
#define MSG_IS_IGNORE_THREAD(msg) (((msg).perm_flags & MSG_IGNORE_THREAD) != 0)
#define MSG_IS_RETRCPT_SENT(msg) (((msg).perm_flags & MSG_RETRCPT_SENT) != 0)
#define MSG_IS_RETRCPT_GOT(msg) (((msg).perm_flags & MSG_RETRCPT_GOT) != 0)
#define MSG_IS_SPAM(msg) (((msg).perm_flags & MSG_SPAM) != 0)
#define MSG_IS_WATCH_THREAD(msg) (((msg).perm_flags & MSG_WATCH_THREAD) != 0)
#define MSG_IS_FULLY_CACHED(msg) (((msg).perm_flags & MSG_FULLY_CACHED) != 0)
#define MSGINFO_UPDATE_HOOKLIST "msginfo_update"
#define MAIL_FILTERING_HOOKLIST "mail_filtering_hooklist"
#define MAIL_LISTFILTERING_HOOKLIST "mail_listfiltering_hooklist"
#define MAIL_POSTFILTERING_HOOKLIST "mail_postfiltering_hooklist"
typedef enum {
MSGINFO_UPDATE_FLAGS = 1 << 0,
MSGINFO_UPDATE_DELETED = 1 << 1
} MsgInfoUpdateFlags;
#include "prefs_account.h"
#include "prefs_filtering.h"
#include "folder.h"
struct _MsgFlags
{
MsgPermFlags perm_flags;
MsgTmpFlags tmp_flags;
};
typedef enum {
IS_NOTHING = 0,
IS_MOVE,
IS_COPY,
IS_DELE
} FiltOp;
/* *********************************************************** *
* WARNING: When adding or removing members to this structure, *
* be sure to update procmsg.c::procmsg_msginfo_memusage() to *
* avoid underestimating cache memory usage - especially since *
* this would cause an overflow and metadata loss when writing *
* the cache to disk. *
* *********************************************************** */
struct _MsgInfo
{
guint refcnt;
guint msgnum;
goffset size;
time_t mtime;
time_t date_t;
time_t thread_date;
MsgFlags flags;
gchar *fromname;
gchar *date;
gchar *from;
gchar *to;
gchar *cc;
gchar *newsgroups;
gchar *subject;
gchar *msgid;
gchar *inreplyto;
gchar *xref;
FolderItem *folder;
FolderItem *to_folder;
FolderItem *to_filter_folder;
FiltOp filter_op;
GSList *references;
gchar *fromspace;
gint score;
/* used only for encrypted messages */
gchar *plaintext_file;
gint hidden;
/* used only for partially received messages */
gint total_size;
gint planned_download;
/* list of tags ids */
GSList *tags;
MsgInfoExtraData *extradata;
};
struct _MsgInfoExtraData
{
GSList *avatars;
gchar *dispositionnotificationto;
gchar *returnreceiptto;
gchar *resent_from;
/* used only for partially received messages */
gchar *partial_recv;
gchar *account_server;
gchar *account_login;
/* Mailing list support */
gchar *list_post;
gchar *list_subscribe;
gchar *list_unsubscribe;
gchar *list_help;
gchar *list_archive;
gchar *list_owner;
};
struct _MsgInfoAvatar
{
gint avatar_id;
gchar *avatar_src;
};
struct _MsgFileInfo
{
MsgInfo *msginfo;
gchar *file;
MsgFlags *flags;
};
struct _MsgInfoUpdate {
MsgInfo *msginfo;
MsgInfoUpdateFlags flags;
};
struct _MailFilteringData
{
MsgInfo *msginfo;
GSList *msglist;
GSList *filtered;
GSList *unfiltered;
PrefsAccount *account;
};
struct _AvatarCaptureData
{
MsgInfo *msginfo;
const gchar *header;
const gchar *content;
};
GSList *procmsg_read_cache (FolderItem *item,
gboolean scan_file);
void procmsg_msg_list_free (MsgInfoList *mlist);
MsgNumberList *procmsg_get_number_list_for_msgs(MsgInfoList *msglist);
void procmsg_get_mark_sum (const gchar *folder,
gint *new_msgs,
gint *unread_msgs,
gint *total_msgs,
gint *min,
gint *max,
gint first);
GNode *procmsg_get_thread_tree (GSList *mlist);
gint procmsg_move_messages (GSList *mlist);
void procmsg_copy_messages (GSList *mlist);
/* return path is locale charset */
gchar *procmsg_get_message_file_path (MsgInfo *msginfo);
gchar *procmsg_get_message_file (MsgInfo *msginfo);
gchar *procmsg_get_message_file_full (MsgInfo *msginfo,
gboolean get_headers,
gboolean get_body);
GSList *procmsg_get_message_file_list (MsgInfoList *mlist);
void procmsg_message_file_list_free (MsgInfoList *file_list);
FILE *procmsg_open_message (MsgInfo *msginfo,
gboolean skip_special_headers);
gboolean procmsg_msg_exist (MsgInfo *msginfo);
void procmsg_get_filter_keyword (MsgInfo *msginfo,
gchar **header,
gchar **key,
PrefsFilterType type);
void procmsg_empty_all_trash (void);
gint procmsg_send_queue (FolderItem *queue,
gboolean save_msgs,
gchar **errstr);
gboolean procmsg_queue_lock (gchar **errstr);
void procmsg_queue_unlock (void);
gboolean procmsg_queue_is_empty (FolderItem *queue);
MsgInfo *procmsg_msginfo_new ();
MsgInfo *procmsg_msginfo_new_ref (MsgInfo *msginfo);
MsgInfo *procmsg_msginfo_copy (MsgInfo *msginfo);
MsgInfo *procmsg_msginfo_get_full_info (MsgInfo *msginfo);
MsgInfo *procmsg_msginfo_get_full_info_from_file
(MsgInfo *msginfo,
const gchar *file);
void procmsg_msginfo_free (MsgInfo **msginfo);
guint procmsg_msginfo_memusage (MsgInfo *msginfo);
gint procmsg_send_message_queue_with_lock(const gchar *file,
gchar **errstr,
FolderItem *queue,
gint msgnum,
gboolean *queued_removed);
gint procmsg_send_message_queue (const gchar *file,
gchar **errstr,
FolderItem *queue,
gint msgnum,
gboolean *queued_removed);
void procmsg_msginfo_set_flags (MsgInfo *msginfo,
MsgPermFlags perm_flags,
MsgTmpFlags tmp_flags);
void procmsg_msginfo_unset_flags (MsgInfo *msginfo,
MsgPermFlags perm_flags,
MsgTmpFlags tmp_flags);
void procmsg_msginfo_change_flags (MsgInfo *msginfo,
MsgPermFlags add_perm_flags,
MsgTmpFlags add_tmp_flags,
MsgPermFlags rem_perm_flags,
MsgTmpFlags rem_tmp_flags);
gint procmsg_remove_special_headers (const gchar *in,
const gchar *out);
gint procmsg_save_to_outbox(FolderItem *outbox, const gchar *file,
gboolean is_queued);
gboolean procmsg_msg_has_flagged_parent (MsgInfo *info,
MsgPermFlags perm_flags);
gboolean procmsg_msg_has_marked_parent (MsgInfo *info);
void procmsg_msginfo_set_to_folder (MsgInfo *msginfo,
FolderItem *to_folder);
void procmsg_msglist_filter (GSList *list,
PrefsAccount *ac,
GSList **filtered,
GSList **unfiltered,
gboolean do_filter);
MsgInfo *procmsg_msginfo_new_from_mimeinfo
(MsgInfo *src_msginfo,
MimeInfo *mimeinfo);
void procmsg_register_spam_learner (int (*learn_func)(MsgInfo *info, GSList *list, gboolean spam));
void procmsg_unregister_spam_learner (int (*learn_func)(MsgInfo *info, GSList *list, gboolean spam));
gboolean procmsg_spam_can_learn (void);
void procmsg_spam_set_folder (const char *item_identifier, FolderItem *(*spam_get_folder_func)(MsgInfo *info));
FolderItem *procmsg_spam_get_folder (MsgInfo *msginfo);
int procmsg_spam_learner_learn (MsgInfo *msginfo, GSList *msglist, gboolean spam);
gboolean procmsg_have_queued_mails_fast (void);
gboolean procmsg_have_trashed_mails_fast (void);
gboolean procmsg_is_sending(void);
gchar *procmsg_msginfo_get_tags_str(MsgInfo *msginfo);
void procmsg_msginfo_update_tags(MsgInfo *msginfo, gboolean set, gint id);
void procmsg_msginfo_clear_tags(MsgInfo *msginfo);
void procmsg_msginfo_commit_tags(GSList *msglist);
MsgInfo *procmsg_get_msginfo_from_identifier(const gchar *id);
gchar *procmsg_msginfo_get_identifier(MsgInfo *msginfo);
gchar *procmsg_msginfo_get_avatar(MsgInfo *msginfo, gint type);
void procmsg_msginfo_add_avatar(MsgInfo *msginfo, gint type, const gchar *data);
void procmsg_update_msginfo_headers(MsgInfo * msginfo, GPtrArray *protected_headers);
#endif /* __PROCMSG_H__ */