src/procmsg.h

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2007 Hiroyuki Yamamoto and the Claws Mail team
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 3 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  17  *
  18  */
  19
  20 #ifndef __PROCMSG_H__
  21 #define __PROCMSG_H__
  22
  23 #ifdef HAVE_CONFIG_H
  24 #  include "config.h"
  25 #endif
  26
  27 #include <glib.h>
  28 #include <stdio.h>
  29 #include <time.h>
  30 #include <sys/types.h>
  31 #include <string.h>
  32
  33 typedef struct _MsgInfo                 MsgInfo;
  34 typedef struct _MsgFlags                MsgFlags;
  35 typedef struct _MsgFileInfo             MsgFileInfo;
  36 typedef struct _MsgInfoUpdate           MsgInfoUpdate;
  37 typedef struct _MailFilteringData       MailFilteringData;
  38
  39 typedef struct _MsgInfoExtraData        MsgInfoExtraData;
  40
  41 typedef GSList MsgInfoList;
  42 typedef GSList MsgNumberList;
  43
  44 #define MSG_NEW                 (1U << 0)
  45 #define MSG_UNREAD              (1U << 1)
  46 #define MSG_MARKED              (1U << 2)
  47 #define MSG_DELETED             (1U << 3)
  48 #define MSG_REPLIED             (1U << 4)
  49 #define MSG_FORWARDED           (1U << 5)
  50
  51 #define MSG_CLABEL_SBIT (6)             /* start bit of color label */
  52 /* color labels use 4 bits: 6, 7, 8, 9; bit weight is 7<8<9<6,
  53   IOW the color label value itself must be computed from MsgPermFlags
  54   bits like this:
  55   value =   bit-7-value*2^0
  56           + bit-8-value*2^1
  57           + bit-9-value*2^2
  58           + bit-6-value*2^3 */
  59
  60 /* color label permflags masks */
  61 #define MAKE_MSG_CLABEL(x, h, m, l)     (\
  62                                          ((x) << (MSG_CLABEL_SBIT + 0)) | \
  63                                          ((h) << (MSG_CLABEL_SBIT + 3)) | \
  64                                          ((m) << (MSG_CLABEL_SBIT + 2)) | \
  65                                          ((l) << (MSG_CLABEL_SBIT + 1)))
  66 #define MSG_CLABEL_NONE         MAKE_MSG_CLABEL(0U, 0U, 0U, 0U)
  67 #define MSG_CLABEL_1            MAKE_MSG_CLABEL(0U, 0U, 0U, 1U)
  68 #define MSG_CLABEL_2            MAKE_MSG_CLABEL(0U, 0U, 1U, 0U)
  69 #define MSG_CLABEL_3            MAKE_MSG_CLABEL(0U, 0U, 1U, 1U)
  70 #define MSG_CLABEL_4            MAKE_MSG_CLABEL(0U, 1U, 0U, 0U)
  71 #define MSG_CLABEL_5            MAKE_MSG_CLABEL(0U, 1U, 0U, 1U)
  72 #define MSG_CLABEL_6            MAKE_MSG_CLABEL(0U, 1U, 1U, 0U)
  73 #define MSG_CLABEL_7            MAKE_MSG_CLABEL(0U, 1U, 1U, 1U)
  74 #define MSG_CLABEL_8            MAKE_MSG_CLABEL(1U, 0U, 0U, 0U)
  75 #define MSG_CLABEL_9            MAKE_MSG_CLABEL(1U, 0U, 0U, 1U)
  76 #define MSG_CLABEL_10           MAKE_MSG_CLABEL(1U, 0U, 1U, 0U)
  77 #define MSG_CLABEL_11           MAKE_MSG_CLABEL(1U, 0U, 1U, 1U)
  78 #define MSG_CLABEL_12           MAKE_MSG_CLABEL(1U, 1U, 0U, 0U)
  79 #define MSG_CLABEL_13           MAKE_MSG_CLABEL(1U, 1U, 0U, 1U)
  80 #define MSG_CLABEL_14           MAKE_MSG_CLABEL(1U, 1U, 1U, 0U)
  81 #define MSG_CLABEL_15           MAKE_MSG_CLABEL(1U, 1U, 1U, 1U)
  82 #define MSG_CLABEL_FLAG_MASK    (MSG_CLABEL_15)
  83
  84 #define MSG_IGNORE_THREAD       (1U << 10)   /* ignore threads */
  85 #define MSG_LOCKED              (1U << 11)   /* msg is locked  */
  86 #define MSG_RETRCPT_SENT        (1U << 12)   /* new one */
  87 #define MSG_SPAM                (1U << 13)   /* new one */
  88 #define MSG_POSTFILTERED        (1U << 14)
  89 #define MSG_WATCH_THREAD        (1U << 15)   /* watch threads */
  90
  91 /* RESERVED */
  92 #define MSG_RESERVED_CLAWS      (1U << 30)   /* for claws-mail */
  93 #define MSG_RESERVED            (1U << 31)
  94
  95 typedef guint32 MsgPermFlags;
  96
  97 #define MSG_MOVE                (1U << 0)
  98 #define MSG_COPY                (1U << 1)
  99 #define MSG_MOVE_DONE           (1U << 15)
 100 #define MSG_QUEUED              (1U << 16)
 101 #define MSG_DRAFT               (1U << 17)
 102 #define MSG_ENCRYPTED           (1U << 18)
 103 #define MSG_IMAP                (1U << 19)
 104 #define MSG_NEWS                (1U << 20)
 105 #define MSG_SIGNED              (1U << 21)
 106 #define MSG_MULTIPART           (1U << 29)
 107 #define MSG_HAS_ATTACHMENT      (1U << 30)
 108 #define MSG_SCANNED             (1U << 31)
 109
 110 typedef guint32 MsgTmpFlags;
 111
 112 #define MSG_CACHED_FLAG_MASK    (MSG_MULTIPART | MSG_ENCRYPTED | MSG_SIGNED | MSG_HAS_ATTACHMENT | MSG_SCANNED)
 113
 114 #define MSG_SET_FLAGS(msg, flags)       { (msg) |= (flags); }
 115 #define MSG_UNSET_FLAGS(msg, flags)     { (msg) &= ~(flags); }
 116 #define MSG_SET_PERM_FLAGS(msg, flags) \
 117         MSG_SET_FLAGS((msg).perm_flags, flags)
 118 #define MSG_SET_TMP_FLAGS(msg, flags) \
 119         MSG_SET_FLAGS((msg).tmp_flags, flags)
 120 #define MSG_UNSET_PERM_FLAGS(msg, flags) \
 121         MSG_UNSET_FLAGS((msg).perm_flags, flags)
 122 #define MSG_UNSET_TMP_FLAGS(msg, flags) \
 123         MSG_UNSET_FLAGS((msg).tmp_flags, flags)
 124
 125 #define MSG_IS_NEW(msg)                 (((msg).perm_flags & MSG_NEW) != 0)
 126 #define MSG_IS_UNREAD(msg)              (((msg).perm_flags & MSG_UNREAD) != 0)
 127 #define MSG_IS_MARKED(msg)              (((msg).perm_flags & MSG_MARKED) != 0)
 128 #define MSG_IS_DELETED(msg)             (((msg).perm_flags & MSG_DELETED) != 0)
 129 #define MSG_IS_REPLIED(msg)             (((msg).perm_flags & MSG_REPLIED) != 0)
 130 #define MSG_IS_LOCKED(msg)              (((msg).perm_flags & MSG_LOCKED) != 0)
 131 #define MSG_IS_FORWARDED(msg)           (((msg).perm_flags & MSG_FORWARDED) != 0)
 132 #define MSG_IS_POSTFILTERED(msg)        (((msg).perm_flags & MSG_POSTFILTERED) != 0)
 133
 134 /* color label decoding/encoding (permflag storage bits <-> color list index value)*/
 135 #define MSG_COLORLABEL_TO_FLAGS(val) (((((guint)(val)) & 7) << (MSG_CLABEL_SBIT+1)) \
 136                                                                           | (((guint)(val) & 8) << (MSG_CLABEL_SBIT-3)))
 137 #define MSG_COLORLABEL_FROM_FLAGS(val) ((((guint)(val) >> (MSG_CLABEL_SBIT+1)) & 7 ) \
 138                                                                                 | (((guint)(val) >> (MSG_CLABEL_SBIT-3)) & 8))
 139 #define MSG_GET_COLORLABEL(msg)         (((msg).perm_flags & MSG_CLABEL_FLAG_MASK))
 140 #define MSG_GET_COLORLABEL_VALUE(msg)   (MSG_COLORLABEL_FROM_FLAGS(MSG_GET_COLORLABEL(msg)))
 141 #define MSG_SET_COLORLABEL_VALUE(msg, val)      MSG_SET_PERM_FLAGS(msg, MSG_COLORLABEL_TO_FLAGS(val))
 142
 143 #define MSG_IS_MOVE(msg)                (((msg).tmp_flags & MSG_MOVE) != 0)
 144 #define MSG_IS_COPY(msg)                (((msg).tmp_flags & MSG_COPY) != 0)
 145 #define MSG_IS_MOVE_DONE(msg)           (((msg).tmp_flags & MSG_MOVE_DONE) != 0)
 146
 147 #define MSG_IS_QUEUED(msg)              (((msg).tmp_flags & MSG_QUEUED) != 0)
 148 #define MSG_IS_DRAFT(msg)               (((msg).tmp_flags & MSG_DRAFT) != 0)
 149 #define MSG_IS_ENCRYPTED(msg)           (((msg).tmp_flags & MSG_ENCRYPTED) != 0)
 150 #define MSG_IS_SIGNED(msg)              (((msg).tmp_flags & MSG_SIGNED) != 0)
 151 #define MSG_IS_IMAP(msg)                (((msg).tmp_flags & MSG_IMAP) != 0)
 152 #define MSG_IS_NEWS(msg)                (((msg).tmp_flags & MSG_NEWS) != 0)
 153 #define MSG_IS_MULTIPART(msg)           (((msg).tmp_flags & MSG_MULTIPART) != 0)
 154 #define MSG_IS_WITH_ATTACHMENT(msg)     (((msg).tmp_flags & MSG_HAS_ATTACHMENT) != 0)
 155 #define MSG_IS_SCANNED(msg)             (((msg).tmp_flags & MSG_SCANNED) != 0)
 156
 157 /* Claws related flags */
 158 #define MSG_IS_REALLY_DELETED(msg)      (((msg).perm_flags & MSG_REALLY_DELETED) != 0)
 159 #define MSG_IS_IGNORE_THREAD(msg)       (((msg).perm_flags & MSG_IGNORE_THREAD) != 0)
 160 #define MSG_IS_RETRCPT_PENDING(msg)     (((msg).perm_flags & MSG_RETRCPT_PENDING) != 0)
 161 #define MSG_IS_RETRCPT_SENT(msg)        (((msg).perm_flags & MSG_RETRCPT_SENT) != 0)
 162 #define MSG_IS_SPAM(msg)                (((msg).perm_flags & MSG_SPAM) != 0)
 163 #define MSG_IS_WATCH_THREAD(msg)        (((msg).perm_flags & MSG_WATCH_THREAD) != 0)
 164
 165 #define MSGINFO_UPDATE_HOOKLIST "msginfo_update"
 166 #define MAIL_FILTERING_HOOKLIST "mail_filtering_hooklist"
 167 #define MAIL_LISTFILTERING_HOOKLIST "mail_listfiltering_hooklist"
 168 #define MAIL_POSTFILTERING_HOOKLIST "mail_postfiltering_hooklist"
 169
 170 typedef enum {
 171         MSGINFO_UPDATE_FLAGS = 1 << 0,
 172         MSGINFO_UPDATE_DELETED = 1 << 1
 173 } MsgInfoUpdateFlags;
 174
 175 #include "procmime.h"
 176 #include "prefs_filtering.h"
 177 #include "folder.h"
 178
 179 struct _MsgFlags
 180 {
 181         MsgPermFlags perm_flags;
 182         MsgTmpFlags  tmp_flags;
 183 };
 184
 185 /* *********************************************************** *
 186  * WARNING: When adding or removing members to this structure, *
 187  * be sure to update procmsg.c::procmsg_msginfo_memusage()  to *
 188  * avoid underestimating cache memory usage - especially since *
 189  * this would cause an overflow and metadata loss when writing *
 190  * the cache to disk.                                          *
 191  * *********************************************************** */
 192 struct _MsgInfo
 193 {
 194         guint refcnt;
 195
 196         guint  msgnum;
 197         off_t  size;
 198         time_t mtime;
 199         time_t date_t;
 200         time_t thread_date;
 201
 202         MsgFlags flags;
 203
 204         gchar *fromname;
 205
 206         gchar *date;
 207         gchar *from;
 208         gchar *to;
 209         gchar *cc;
 210         gchar *newsgroups;
 211         gchar *subject;
 212         gchar *msgid;
 213         gchar *inreplyto;
 214         gchar *xref;
 215
 216         FolderItem *folder;
 217         FolderItem *to_folder;
 218
 219         FolderItem *to_filter_folder;
 220         gboolean is_move;
 221         gboolean is_copy;
 222
 223         GSList *references;
 224         gchar *fromspace;
 225
 226         gint score;
 227
 228         /* used only for encrypted messages */
 229         gchar *plaintext_file;
 230
 231         gint hidden;
 232
 233         /* used only for partially received messages */
 234         gint total_size;
 235         gint planned_download;
 236
 237         GSList *tags;
 238
 239         MsgInfoExtraData *extradata;
 240 };
 241
 242 struct _MsgInfoExtraData
 243 {
 244         gchar *xface;
 245         gchar *face;
 246
 247         gchar *dispositionnotificationto;
 248         gchar *returnreceiptto;
 249
 250         /* used only for partially received messages */
 251         gchar *partial_recv;
 252         gchar *account_server;
 253         gchar *account_login;
 254
 255         /* Mailing list support */
 256         gchar *list_post;
 257         gchar *list_subscribe;
 258         gchar *list_unsubscribe;
 259         gchar *list_help;
 260         gchar *list_archive;
 261         gchar *list_owner;
 262 };
 263
 264 struct _MsgFileInfo
 265 {
 266         MsgInfo *msginfo;
 267         gchar *file;
 268         MsgFlags *flags;
 269 };
 270
 271 struct _MsgInfoUpdate {
 272         MsgInfo *msginfo;
 273         MsgInfoUpdateFlags flags;
 274 };
 275
 276 struct _MailFilteringData
 277 {
 278         MsgInfo *msginfo;
 279         GSList  *msglist;
 280         GSList  *filtered;
 281         GSList  *unfiltered;
 282         PrefsAccount *account;
 283 };
 284
 285 GSList *procmsg_read_cache              (FolderItem     *item,
 286                                          gboolean        scan_file);
 287 void    procmsg_msg_list_free           (GSList         *mlist);
 288 void    procmsg_get_mark_sum            (const gchar    *folder,
 289                                          gint           *new_msgs,
 290                                          gint           *unread_msgs,
 291                                          gint           *total_msgs,
 292                                          gint           *min,
 293                                          gint           *max,
 294                                          gint            first);
 295
 296 GNode  *procmsg_get_thread_tree         (GSList         *mlist);
 297
 298 gint    procmsg_move_messages           (GSList         *mlist);
 299 void    procmsg_copy_messages           (GSList         *mlist);
 300
 301 /* return path is locale charset */
 302 gchar  *procmsg_get_message_file_path   (MsgInfo        *msginfo);
 303 gchar  *procmsg_get_message_file        (MsgInfo        *msginfo);
 304 gchar  *procmsg_get_message_file_full   (MsgInfo        *msginfo,
 305                                          gboolean        get_headers,
 306                                          gboolean        get_body);
 307 GSList *procmsg_get_message_file_list   (MsgInfoList    *mlist);
 308 void    procmsg_message_file_list_free  (MsgInfoList    *file_list);
 309 FILE   *procmsg_open_message            (MsgInfo        *msginfo);
 310 gboolean procmsg_msg_exist              (MsgInfo        *msginfo);
 311
 312 void    procmsg_get_filter_keyword      (MsgInfo          *msginfo,
 313                                          gchar           **header,
 314                                          gchar           **key,
 315                                          PrefsFilterType   type);
 316
 317 void    procmsg_empty_all_trash         (void);
 318
 319 gint    procmsg_send_queue              (FolderItem     *queue,
 320                                          gboolean        save_msgs,
 321                                          gchar          **errstr);
 322 gboolean procmsg_queue_is_empty (FolderItem *queue);
 323 void    procmsg_print_message           (MsgInfo        *msginfo,
 324                                          const gchar    *cmdline);
 325
 326 MsgInfo *procmsg_msginfo_new            ();
 327 MsgInfo *procmsg_msginfo_new_ref        (MsgInfo        *msginfo);
 328 MsgInfo *procmsg_msginfo_copy           (MsgInfo        *msginfo);
 329 MsgInfo *procmsg_msginfo_get_full_info  (MsgInfo        *msginfo);
 330 void     procmsg_msginfo_free           (MsgInfo        *msginfo);
 331 guint    procmsg_msginfo_memusage       (MsgInfo        *msginfo);
 332
 333 gint procmsg_send_message_queue         (const gchar *file,
 334                                          gchar **errstr,
 335                                          FolderItem *queue,
 336                                          gint msgnum,
 337                                          gboolean *queued_removed);
 338
 339 void procmsg_msginfo_set_flags          (MsgInfo *msginfo,
 340                                          MsgPermFlags perm_flags,
 341                                          MsgTmpFlags tmp_flags);
 342 void procmsg_msginfo_unset_flags        (MsgInfo *msginfo,
 343                                          MsgPermFlags perm_flags,
 344                                          MsgTmpFlags tmp_flags);
 345 void procmsg_msginfo_change_flags       (MsgInfo *msginfo,
 346                                          MsgPermFlags add_perm_flags,
 347                                          MsgTmpFlags add_tmp_flags,
 348                                          MsgPermFlags rem_perm_flags,
 349                                          MsgTmpFlags rem_tmp_flags);
 350 gint procmsg_remove_special_headers     (const gchar    *in,
 351                                          const gchar    *out);
 352
 353 gboolean procmsg_msg_has_flagged_parent (MsgInfo        *info,
 354                                          MsgPermFlags    perm_flags);
 355 gboolean procmsg_msg_has_marked_parent  (MsgInfo        *info);
 356 void procmsg_msginfo_set_to_folder      (MsgInfo        *msginfo,
 357                                          FolderItem     *to_folder);
 358 void procmsg_msglist_filter             (GSList         *list,
 359                                          PrefsAccount   *ac,
 360                                          GSList         **filtered,
 361                                          GSList         **unfiltered,
 362                                          gboolean        do_filter);
 363
 364 MsgInfo *procmsg_msginfo_new_from_mimeinfo
 365                                         (MsgInfo        *src_msginfo,
 366                                          MimeInfo       *mimeinfo);
 367
 368 void procmsg_register_spam_learner (int (*learn_func)(MsgInfo *info, GSList *list, gboolean spam));
 369 void procmsg_unregister_spam_learner (int (*learn_func)(MsgInfo *info, GSList *list, gboolean spam));
 370 gboolean procmsg_spam_can_learn         (void);
 371 void procmsg_spam_set_folder            (const char *item_identifier, FolderItem *(*spam_get_folder_func)(MsgInfo *info));
 372 FolderItem *procmsg_spam_get_folder     (MsgInfo *msginfo);
 373 int procmsg_spam_learner_learn  (MsgInfo *msginfo, GSList *msglist, gboolean spam);
 374 gboolean procmsg_have_queued_mails_fast (void);
 375 gboolean procmsg_have_trashed_mails_fast (void);
 376 gboolean procmsg_is_sending(void);
 377 gchar *procmsg_msginfo_get_tags_str(MsgInfo *msginfo);
 378 void procmsg_msginfo_update_tags(MsgInfo *msginfo, gboolean set, gint id);
 379 void procmsg_msginfo_clear_tags(MsgInfo *msginfo);
 380 #endif /* __PROCMSG_H__ */