src/procmsg.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2002 Hiroyuki Yamamoto
   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 2 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, write to the Free Software
  17  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  18  */
  19
  20 #include "defs.h"
  21
  22 #include <glib.h>
  23 #include <stdio.h>
  24 #include <stdlib.h>
  25
  26 #include "intl.h"
  27 #include "main.h"
  28 #include "utils.h"
  29 #include "procmsg.h"
  30 #include "procheader.h"
  31 #include "send.h"
  32 #include "procmime.h"
  33 #include "statusbar.h"
  34 #include "folder.h"
  35 #include "prefs_common.h"
  36 #include "account.h"
  37 #if USE_GPGME
  38 #  include "rfc2015.h"
  39 #endif
  40
  41 typedef struct _FlagInfo        FlagInfo;
  42
  43 struct _FlagInfo
  44 {
  45         guint    msgnum;
  46         MsgFlags flags;
  47 };
  48
  49 static void mark_sum_func                       (gpointer        key,
  50                                                  gpointer        value,
  51                                                  gpointer        data);
  52
  53 static GHashTable *procmsg_read_mark_file       (const gchar    *folder);
  54 static gint procmsg_cmp_msgnum                  (gconstpointer   a,
  55                                                  gconstpointer   b);
  56 static gint procmsg_cmp_flag_msgnum             (gconstpointer   a,
  57                                                  gconstpointer   b);
  58
  59
  60 GHashTable *procmsg_msg_hash_table_create(GSList *mlist)
  61 {
  62         GHashTable *msg_table;
  63
  64         if (mlist == NULL) return NULL;
  65
  66         msg_table = g_hash_table_new(NULL, g_direct_equal);
  67         procmsg_msg_hash_table_append(msg_table, mlist);
  68
  69         return msg_table;
  70 }
  71
  72 void procmsg_msg_hash_table_append(GHashTable *msg_table, GSList *mlist)
  73 {
  74         GSList *cur;
  75         MsgInfo *msginfo;
  76
  77         if (msg_table == NULL || mlist == NULL) return;
  78
  79         for (cur = mlist; cur != NULL; cur = cur->next) {
  80                 msginfo = (MsgInfo *)cur->data;
  81
  82                 g_hash_table_insert(msg_table,
  83                                     GUINT_TO_POINTER(msginfo->msgnum),
  84                                     msginfo);
  85         }
  86 }
  87
  88 GHashTable *procmsg_to_folder_hash_table_create(GSList *mlist)
  89 {
  90         GHashTable *msg_table;
  91         GSList *cur;
  92         MsgInfo *msginfo;
  93
  94         if (mlist == NULL) return NULL;
  95
  96         msg_table = g_hash_table_new(NULL, g_direct_equal);
  97
  98         for (cur = mlist; cur != NULL; cur = cur->next) {
  99                 msginfo = (MsgInfo *)cur->data;
 100                 g_hash_table_insert(msg_table, msginfo->to_folder, msginfo);
 101         }
 102
 103         return msg_table;
 104 }
 105
 106 static gint procmsg_read_cache_data_str(FILE *fp, gchar **str)
 107 {
 108         gchar buf[BUFFSIZE];
 109         gint ret = 0;
 110         size_t len;
 111
 112         if (fread(&len, sizeof(len), 1, fp) == 1) {
 113                 if (len < 0)
 114                         ret = -1;
 115                 else {
 116                         gchar *tmp = NULL;
 117
 118                         while (len > 0) {
 119                                 size_t size = MIN(len, BUFFSIZE - 1);
 120
 121                                 if (fread(buf, size, 1, fp) != 1) {
 122                                         ret = -1;
 123                                         if (tmp) g_free(tmp);
 124                                         *str = NULL;
 125                                         break;
 126                                 }
 127
 128                                 buf[size] = '\0';
 129                                 if (tmp) {
 130                                         *str = g_strconcat(tmp, buf, NULL);
 131                                         g_free(tmp);
 132                                         tmp = *str;
 133                                 } else
 134                                         tmp = *str = g_strdup(buf);
 135
 136                                 len -= size;
 137                         }
 138                 }
 139         } else
 140                 ret = -1;
 141
 142         if (ret < 0)
 143                 g_warning(_("Cache data is corrupted\n"));
 144
 145         return ret;
 146 }
 147
 148 #define READ_CACHE_DATA(data, fp) \
 149 { \
 150         if (procmsg_read_cache_data_str(fp, &data) < 0) { \
 151                 procmsg_msginfo_free(msginfo); \
 152                 break; \
 153         } \
 154 }
 155
 156 #define READ_CACHE_DATA_INT(n, fp) \
 157 { \
 158         if (fread(&n, sizeof(n), 1, fp) != 1) { \
 159                 g_warning(_("Cache data is corrupted\n")); \
 160                 procmsg_msginfo_free(msginfo); \
 161                 break; \
 162         } \
 163 }
 164
 165 GSList *procmsg_read_cache(FolderItem *item, gboolean scan_file)
 166 {
 167         GSList *mlist = NULL;
 168         GSList *last = NULL;
 169         gchar *cache_file;
 170         FILE *fp;
 171         MsgInfo *msginfo;
 172         MsgFlags default_flags;
 173         gchar file_buf[BUFFSIZE];
 174         gint ver;
 175         guint num;
 176         FolderType type;
 177
 178         g_return_val_if_fail(item != NULL, NULL);
 179         g_return_val_if_fail(item->folder != NULL, NULL);
 180         type = item->folder->type;
 181
 182         default_flags.perm_flags = MSG_NEW|MSG_UNREAD;
 183         default_flags.tmp_flags = MSG_CACHED;
 184         if (type == F_MH) {
 185                 if (item->stype == F_QUEUE) {
 186                         MSG_SET_TMP_FLAGS(default_flags, MSG_QUEUED);
 187                 } else if (item->stype == F_DRAFT) {
 188                         MSG_SET_TMP_FLAGS(default_flags, MSG_DRAFT);
 189                 }
 190         } else if (type == F_IMAP) {
 191                 MSG_SET_TMP_FLAGS(default_flags, MSG_IMAP);
 192         } else if (type == F_NEWS) {
 193                 MSG_SET_TMP_FLAGS(default_flags, MSG_NEWS);
 194         }
 195
 196         if (type == F_MH) {
 197                 gchar *path;
 198
 199                 path = folder_item_get_path(item);
 200                 if (change_dir(path) < 0) {
 201                         g_free(path);
 202                         return NULL;
 203                 }
 204                 g_free(path);
 205         }
 206         cache_file = folder_item_get_cache_file(item);
 207         if ((fp = fopen(cache_file, "r")) == NULL) {
 208                 debug_print(_("\tNo cache file\n"));
 209                 g_free(cache_file);
 210                 return NULL;
 211         }
 212         setvbuf(fp, file_buf, _IOFBF, sizeof(file_buf));
 213         g_free(cache_file);
 214
 215         debug_print(_("\tReading summary cache...\n"));
 216
 217         /* compare cache version */
 218         if (fread(&ver, sizeof(ver), 1, fp) != 1 ||
 219             CACHE_VERSION != ver) {
 220                 debug_print(_("Cache version is different. Discarding it.\n"));
 221                 fclose(fp);
 222                 return NULL;
 223         }
 224
 225         while (fread(&num, sizeof(num), 1, fp) == 1) {
 226                 msginfo = g_new0(MsgInfo, 1);
 227                 msginfo->msgnum = num;
 228                 READ_CACHE_DATA_INT(msginfo->size, fp);
 229                 READ_CACHE_DATA_INT(msginfo->mtime, fp);
 230                 READ_CACHE_DATA_INT(msginfo->date_t, fp);
 231                 READ_CACHE_DATA_INT(msginfo->flags.tmp_flags, fp);
 232
 233                 READ_CACHE_DATA(msginfo->fromname, fp);
 234
 235                 READ_CACHE_DATA(msginfo->date, fp);
 236                 READ_CACHE_DATA(msginfo->from, fp);
 237                 READ_CACHE_DATA(msginfo->to, fp);
 238                 READ_CACHE_DATA(msginfo->cc, fp);
 239                 READ_CACHE_DATA(msginfo->newsgroups, fp);
 240                 READ_CACHE_DATA(msginfo->subject, fp);
 241                 READ_CACHE_DATA(msginfo->msgid, fp);
 242                 READ_CACHE_DATA(msginfo->inreplyto, fp);
 243                 READ_CACHE_DATA(msginfo->references, fp);
 244
 245                 MSG_SET_PERM_FLAGS(msginfo->flags, default_flags.perm_flags);
 246                 MSG_SET_TMP_FLAGS(msginfo->flags, default_flags.tmp_flags);
 247
 248                 /* if the message file doesn't exist or is changed,
 249                    don't add the data */
 250                 if (type == F_MH && scan_file &&
 251                     folder_item_is_msg_changed(item, msginfo))
 252                         procmsg_msginfo_free(msginfo);
 253                 else {
 254                         msginfo->folder = item;
 255
 256                         if (!mlist)
 257                                 last = mlist = g_slist_append(NULL, msginfo);
 258                         else {
 259                                 last = g_slist_append(last, msginfo);
 260                                 last = last->next;
 261                         }
 262                 }
 263         }
 264
 265         fclose(fp);
 266         debug_print(_("done.\n"));
 267
 268         return mlist;
 269 }
 270
 271 #undef READ_CACHE_DATA
 272 #undef READ_CACHE_DATA_INT
 273
 274 void procmsg_set_flags(GSList *mlist, FolderItem *item)
 275 {
 276         GSList *cur, *tmp;
 277         gint newmsg = 0;
 278         gint lastnum = 0;
 279         gchar *markdir;
 280         MsgInfo *msginfo;
 281         GHashTable *mark_table;
 282         MsgFlags *flags;
 283
 284         if (!mlist) return;
 285         g_return_if_fail(item != NULL);
 286         g_return_if_fail(item->folder != NULL);
 287
 288         debug_print(_("\tMarking the messages...\n"));
 289
 290         markdir = folder_item_get_path(item);
 291         if (!is_dir_exist(markdir))
 292                 make_dir_hier(markdir);
 293
 294         mark_table = procmsg_read_mark_file(markdir);
 295         g_free(markdir);
 296
 297         if (!mark_table) return;
 298
 299         for (cur = mlist; cur != NULL; cur = cur->next) {
 300                 msginfo = (MsgInfo *)cur->data;
 301
 302                 if (lastnum < msginfo->msgnum)
 303                         lastnum = msginfo->msgnum;
 304
 305                 flags = g_hash_table_lookup
 306                         (mark_table, GUINT_TO_POINTER(msginfo->msgnum));
 307
 308                 if (flags != NULL) {
 309                         /* add the permanent flags only */
 310                         msginfo->flags.perm_flags = flags->perm_flags;
 311                         if (item->folder->type == F_IMAP) {
 312                                 MSG_SET_TMP_FLAGS(msginfo->flags, MSG_IMAP);
 313                         } else if (item->folder->type == F_NEWS) {
 314                                 MSG_SET_TMP_FLAGS(msginfo->flags, MSG_NEWS);
 315                         }
 316                 } else {
 317                         /* not found (new message) */
 318                         if (newmsg == 0) {
 319                                 for (tmp = mlist; tmp != cur; tmp = tmp->next)
 320                                         MSG_UNSET_PERM_FLAGS
 321                                                 (((MsgInfo *)tmp->data)->flags,
 322                                                  MSG_NEW);
 323                         }
 324                         newmsg++;
 325                 }
 326         }
 327
 328         item->last_num = lastnum;
 329
 330         debug_print(_("done.\n"));
 331         if (newmsg)
 332                 debug_print(_("\t%d new message(s)\n"), newmsg);
 333
 334         hash_free_value_mem(mark_table);
 335         g_hash_table_destroy(mark_table);
 336 }
 337
 338 gint procmsg_get_last_num_in_cache(GSList *mlist)
 339 {
 340         GSList *cur;
 341         MsgInfo *msginfo;
 342         gint last = 0;
 343
 344         if (mlist == NULL) return 0;
 345
 346         for (cur = mlist; cur != NULL; cur = cur->next) {
 347                 msginfo = (MsgInfo *)cur->data;
 348                 if (msginfo && msginfo->msgnum > last)
 349                         last = msginfo->msgnum;
 350         }
 351
 352         return last;
 353 }
 354
 355 void procmsg_msg_list_free(GSList *mlist)
 356 {
 357         GSList *cur;
 358         MsgInfo *msginfo;
 359
 360         for (cur = mlist; cur != NULL; cur = cur->next) {
 361                 msginfo = (MsgInfo *)cur->data;
 362                 procmsg_msginfo_free(msginfo);
 363         }
 364         g_slist_free(mlist);
 365 }
 366
 367 void procmsg_write_cache(MsgInfo *msginfo, FILE *fp)
 368 {
 369         MsgTmpFlags flags = msginfo->flags.tmp_flags & MSG_CACHED_FLAG_MASK;
 370
 371         WRITE_CACHE_DATA_INT(msginfo->msgnum, fp);
 372         WRITE_CACHE_DATA_INT(msginfo->size, fp);
 373         WRITE_CACHE_DATA_INT(msginfo->mtime, fp);
 374         WRITE_CACHE_DATA_INT(msginfo->date_t, fp);
 375         WRITE_CACHE_DATA_INT(flags, fp);
 376
 377         WRITE_CACHE_DATA(msginfo->fromname, fp);
 378
 379         WRITE_CACHE_DATA(msginfo->date, fp);
 380         WRITE_CACHE_DATA(msginfo->from, fp);
 381         WRITE_CACHE_DATA(msginfo->to, fp);
 382         WRITE_CACHE_DATA(msginfo->cc, fp);
 383         WRITE_CACHE_DATA(msginfo->newsgroups, fp);
 384         WRITE_CACHE_DATA(msginfo->subject, fp);
 385         WRITE_CACHE_DATA(msginfo->msgid, fp);
 386         WRITE_CACHE_DATA(msginfo->inreplyto, fp);
 387         WRITE_CACHE_DATA(msginfo->references, fp);
 388 }
 389
 390 void procmsg_write_flags(MsgInfo *msginfo, FILE *fp)
 391 {
 392         MsgPermFlags flags = msginfo->flags.perm_flags;
 393
 394         WRITE_CACHE_DATA_INT(msginfo->msgnum, fp);
 395         WRITE_CACHE_DATA_INT(flags, fp);
 396 }
 397
 398 struct MarkSum {
 399         gint *new;
 400         gint *unread;
 401         gint *total;
 402         gint *min;
 403         gint *max;
 404         gint first;
 405 };
 406
 407 static void mark_sum_func(gpointer key, gpointer value, gpointer data)
 408 {
 409         MsgFlags *flags = value;
 410         gint num = GPOINTER_TO_INT(key);
 411         struct MarkSum *marksum = data;
 412
 413         if (marksum->first <= num) {
 414                 if (MSG_IS_NEW(*flags) && !MSG_IS_IGNORE_THREAD(*flags)) (*marksum->new)++;
 415                 if (MSG_IS_UNREAD(*flags) && !MSG_IS_IGNORE_THREAD(*flags)) (*marksum->unread)++;
 416                 if (num > *marksum->max) *marksum->max = num;
 417                 if (num < *marksum->min || *marksum->min == 0) *marksum->min = num;
 418                 (*marksum->total)++;
 419         }
 420
 421         g_free(flags);
 422 }
 423
 424 void procmsg_get_mark_sum(const gchar *folder,
 425                           gint *new, gint *unread, gint *total,
 426                           gint *min, gint *max,
 427                           gint first)
 428 {
 429         GHashTable *mark_table;
 430         struct MarkSum marksum;
 431
 432         *new = *unread = *total = *min = *max = 0;
 433         marksum.new    = new;
 434         marksum.unread = unread;
 435         marksum.total  = total;
 436         marksum.min    = min;
 437         marksum.max    = max;
 438         marksum.first  = first;
 439
 440         mark_table = procmsg_read_mark_file(folder);
 441
 442         if (mark_table) {
 443                 g_hash_table_foreach(mark_table, mark_sum_func, &marksum);
 444                 g_hash_table_destroy(mark_table);
 445         }
 446         debug_print("mark->new = %d, mark->unread = %d, mark->total = %d\n",
 447                     *(marksum.new), *(marksum.unread), *(marksum.total));
 448 }
 449
 450 static GHashTable *procmsg_read_mark_file(const gchar *folder)
 451 {
 452         FILE *fp;
 453         GHashTable *mark_table = NULL;
 454         gint num;
 455         MsgFlags *flags;
 456         MsgPermFlags perm_flags;
 457
 458         if ((fp = procmsg_open_mark_file(folder, FALSE)) == NULL)
 459                 return NULL;
 460
 461         mark_table = g_hash_table_new(NULL, g_direct_equal);
 462
 463         while (fread(&num, sizeof(num), 1, fp) == 1) {
 464                 if (fread(&perm_flags, sizeof(perm_flags), 1, fp) != 1) break;
 465
 466                 flags = g_new0(MsgFlags, 1);
 467                 flags->perm_flags = perm_flags;
 468
 469                 g_hash_table_insert(mark_table, GUINT_TO_POINTER(num), flags);
 470         }
 471
 472         fclose(fp);
 473         return mark_table;
 474 }
 475
 476 FILE *procmsg_open_mark_file(const gchar *folder, gboolean append)
 477 {
 478         gchar *markfile;
 479         FILE *fp;
 480         gint ver;
 481
 482         markfile = g_strconcat(folder, G_DIR_SEPARATOR_S, MARK_FILE, NULL);
 483
 484         if ((fp = fopen(markfile, "r")) == NULL)
 485                 debug_print(_("Mark file not found.\n"));
 486         else if (fread(&ver, sizeof(ver), 1, fp) != 1 || MARK_VERSION != ver) {
 487                 debug_print(_("Mark version is different (%d != %d). "
 488                               "Discarding it.\n"), ver, MARK_VERSION);
 489                 fclose(fp);
 490                 fp = NULL;
 491         }
 492
 493         /* read mode */
 494         if (append == FALSE) {
 495                 g_free(markfile);
 496                 return fp;
 497         }
 498
 499         if (fp) {
 500                 /* reopen with append mode */
 501                 fclose(fp);
 502                 if ((fp = fopen(markfile, "a")) == NULL)
 503                         g_warning(_("Can't open mark file with append mode.\n"));
 504         } else {
 505                 /* open with overwrite mode if mark file doesn't exist or
 506                    version is different */
 507                 if ((fp = fopen(markfile, "w")) == NULL)
 508                         g_warning(_("Can't open mark file with write mode.\n"));
 509                 else {
 510                         ver = MARK_VERSION;
 511                         WRITE_CACHE_DATA_INT(ver, fp);
 512                 }
 513         }
 514
 515         g_free(markfile);
 516         return fp;
 517 }
 518
 519 /* return the reversed thread tree */
 520 GNode *procmsg_get_thread_tree(GSList *mlist)
 521 {
 522         GNode *root, *parent, *node, *next;
 523         GHashTable *msgid_table;
 524         GHashTable *subject_table;
 525         MsgInfo *msginfo;
 526         const gchar *msgid;
 527         const gchar *subject;
 528
 529         root = g_node_new(NULL);
 530         msgid_table = g_hash_table_new(g_str_hash, g_str_equal);
 531         subject_table = g_hash_table_new(g_str_hash, g_str_equal);
 532
 533         for (; mlist != NULL; mlist = mlist->next) {
 534                 msginfo = (MsgInfo *)mlist->data;
 535                 parent = root;
 536
 537                 if (msginfo->inreplyto) {
 538                         parent = g_hash_table_lookup(msgid_table, msginfo->inreplyto);
 539                         if (parent == NULL) {
 540                                 parent = root;
 541                         } else {
 542                                 if(MSG_IS_IGNORE_THREAD(((MsgInfo *)parent->data)->flags)) {
 543                                         MSG_SET_PERM_FLAGS(msginfo->flags, MSG_IGNORE_THREAD);
 544                                 }
 545                         }
 546                 }
 547                 node = g_node_insert_data_before
 548                         (parent, parent == root ? parent->children : NULL,
 549                          msginfo);
 550                 if ((msgid = msginfo->msgid) &&
 551                     g_hash_table_lookup(msgid_table, msgid) == NULL)
 552                         g_hash_table_insert(msgid_table, (gchar *)msgid, node);
 553
 554                 subject = msginfo->subject;
 555                 if (subject_table_lookup(subject_table,
 556                                          (gchar *) subject) == NULL)
 557                         subject_table_insert(subject_table, (gchar *)subject,
 558                                              node);
 559         }
 560
 561         /* complete the unfinished threads */
 562         for (node = root->children; node != NULL; ) {
 563                 next = node->next;
 564                 msginfo = (MsgInfo *)node->data;
 565                 parent = NULL;
 566                 if (msginfo->inreplyto)
 567                         parent = g_hash_table_lookup(msgid_table, msginfo->inreplyto);
 568                 if (parent && parent != node) {
 569                         g_node_unlink(node);
 570                         g_node_insert_before
 571                                 (parent, parent->children, node);
 572                         /* CLAWS: ignore thread */
 573                         if(MSG_IS_IGNORE_THREAD(((MsgInfo *)parent->data)->flags)) {
 574                                 MSG_SET_PERM_FLAGS(msginfo->flags, MSG_IGNORE_THREAD);
 575                         }
 576                 }
 577                 node = next;
 578         }
 579
 580         /* CLAWS: now see if the first level (below root) still has some nodes that can be
 581          * threaded by subject line. we need to handle this in a special way to prevent
 582          * circular reference from a node that has already been threaded by IN-REPLY-TO
 583          * but is also in the subject line hash table */
 584         for (node = root->children; node != NULL; ) {
 585                 next = node->next;
 586                 msginfo = (MsgInfo *) node->data;
 587                 parent = NULL;
 588                 if (subject_is_reply(msginfo->subject)) {
 589                         parent = subject_table_lookup(subject_table,
 590                                                       msginfo->subject);
 591                         /* the node may already be threaded by IN-REPLY-TO,
 592                            so go up in the tree to find the parent node */
 593                         if (parent != NULL) {
 594                                 if (g_node_is_ancestor(node, parent))
 595                                         parent = NULL;
 596                                 if (parent == node)
 597                                         parent = NULL;
 598                         }
 599
 600                         if (parent) {
 601                                 g_node_unlink(node);
 602                                 g_node_append(parent, node);
 603                                 /* CLAWS: ignore thread */
 604                                 if(MSG_IS_IGNORE_THREAD(((MsgInfo *)parent->data)->flags)) {
 605                                         MSG_SET_PERM_FLAGS(msginfo->flags, MSG_IGNORE_THREAD);
 606                                 }
 607                         }
 608                 }
 609                 node = next;
 610         }
 611
 612         g_hash_table_destroy(subject_table);
 613         g_hash_table_destroy(msgid_table);
 614
 615         return root;
 616 }
 617
 618 void procmsg_move_messages(GSList *mlist)
 619 {
 620         GSList *cur, *movelist = NULL;
 621         MsgInfo *msginfo;
 622         FolderItem *dest = NULL;
 623         GHashTable *hash;
 624
 625         if (!mlist) return;
 626
 627         hash = procmsg_to_folder_hash_table_create(mlist);
 628         folder_item_scan_foreach(hash);
 629         g_hash_table_destroy(hash);
 630
 631         for (cur = mlist; cur != NULL; cur = cur->next) {
 632                 msginfo = (MsgInfo *)cur->data;
 633                 if (!dest) {
 634                         dest = msginfo->to_folder;
 635                         movelist = g_slist_append(movelist, msginfo);
 636                 } else if (dest == msginfo->to_folder) {
 637                         movelist = g_slist_append(movelist, msginfo);
 638                 } else {
 639                         folder_item_move_msgs_with_dest(dest, movelist);
 640                         g_slist_free(movelist);
 641                         movelist = NULL;
 642                         dest = msginfo->to_folder;
 643                         movelist = g_slist_append(movelist, msginfo);
 644                 }
 645         }
 646
 647         if (movelist) {
 648                 folder_item_move_msgs_with_dest(dest, movelist);
 649                 g_slist_free(movelist);
 650         }
 651 }
 652
 653 void procmsg_copy_messages(GSList *mlist)
 654 {
 655         GSList *cur, *copylist = NULL;
 656         MsgInfo *msginfo;
 657         FolderItem *dest = NULL;
 658         GHashTable *hash;
 659
 660         if (!mlist) return;
 661
 662         hash = procmsg_to_folder_hash_table_create(mlist);
 663         folder_item_scan_foreach(hash);
 664         g_hash_table_destroy(hash);
 665
 666         for (cur = mlist; cur != NULL; cur = cur->next) {
 667                 msginfo = (MsgInfo *)cur->data;
 668                 if (!dest) {
 669                         dest = msginfo->to_folder;
 670                         copylist = g_slist_append(copylist, msginfo);
 671                 } else if (dest == msginfo->to_folder) {
 672                         copylist = g_slist_append(copylist, msginfo);
 673                 } else {
 674                         folder_item_copy_msgs_with_dest(dest, copylist);
 675                         g_slist_free(copylist);
 676                         copylist = NULL;
 677                         dest = msginfo->to_folder;
 678                         copylist = g_slist_append(copylist, msginfo);
 679                 }
 680         }
 681
 682         if (copylist) {
 683                 folder_item_copy_msgs_with_dest(dest, copylist);
 684                 g_slist_free(copylist);
 685         }
 686 }
 687
 688 gchar *procmsg_get_message_file_path(MsgInfo *msginfo)
 689 {
 690         gchar *path, *file;
 691
 692         g_return_val_if_fail(msginfo != NULL, NULL);
 693
 694         if (msginfo->plaintext_file)
 695                 file = g_strdup(msginfo->plaintext_file);
 696         else {
 697                 path = folder_item_get_path(msginfo->folder);
 698                 file = g_strconcat(path, G_DIR_SEPARATOR_S,
 699                                    itos(msginfo->msgnum), NULL);
 700                 g_free(path);
 701         }
 702
 703         return file;
 704 }
 705
 706 gchar *procmsg_get_message_file(MsgInfo *msginfo)
 707 {
 708         gchar *filename = NULL;
 709
 710         g_return_val_if_fail(msginfo != NULL, NULL);
 711
 712         filename = folder_item_fetch_msg(msginfo->folder, msginfo->msgnum);
 713         if (!filename)
 714                 g_warning(_("can't fetch message %d\n"), msginfo->msgnum);
 715
 716         return filename;
 717 }
 718
 719 FILE *procmsg_open_message(MsgInfo *msginfo)
 720 {
 721         FILE *fp;
 722         gchar *file;
 723
 724         g_return_val_if_fail(msginfo != NULL, NULL);
 725
 726         file = procmsg_get_message_file_path(msginfo);
 727         g_return_val_if_fail(file != NULL, NULL);
 728
 729         if (!is_file_exist(file)) {
 730                 g_free(file);
 731                 file = procmsg_get_message_file(msginfo);
 732                 g_return_val_if_fail(file != NULL, NULL);
 733         }
 734
 735         if ((fp = fopen(file, "r")) == NULL) {
 736                 FILE_OP_ERROR(file, "fopen");
 737                 g_free(file);
 738                 return NULL;
 739         }
 740
 741         g_free(file);
 742
 743         if (MSG_IS_QUEUED(msginfo->flags)) {
 744                 gchar buf[BUFFSIZE];
 745
 746                 while (fgets(buf, sizeof(buf), fp) != NULL)
 747                         if (buf[0] == '\r' || buf[0] == '\n') break;
 748         }
 749
 750         return fp;
 751 }
 752
 753 #if USE_GPGME
 754 FILE *procmsg_open_message_decrypted(MsgInfo *msginfo, MimeInfo **mimeinfo)
 755 {
 756         FILE *fp;
 757         MimeInfo *mimeinfo_;
 758
 759         g_return_val_if_fail(msginfo != NULL, NULL);
 760
 761         if (mimeinfo) *mimeinfo = NULL;
 762
 763         if ((fp = procmsg_open_message(msginfo)) == NULL) return NULL;
 764
 765         mimeinfo_ = procmime_scan_mime_header(fp);
 766         if (!mimeinfo_) {
 767                 fclose(fp);
 768                 return NULL;
 769         }
 770
 771         if (!MSG_IS_ENCRYPTED(msginfo->flags) &&
 772             rfc2015_is_encrypted(mimeinfo_)) {
 773                 MSG_SET_TMP_FLAGS(msginfo->flags, MSG_ENCRYPTED);
 774         }
 775
 776         if (MSG_IS_ENCRYPTED(msginfo->flags) &&
 777             !msginfo->plaintext_file &&
 778             !msginfo->decryption_failed) {
 779                 rfc2015_decrypt_message(msginfo, mimeinfo_, fp);
 780                 if (msginfo->plaintext_file &&
 781                     !msginfo->decryption_failed) {
 782                         fclose(fp);
 783                         procmime_mimeinfo_free_all(mimeinfo_);
 784                         if ((fp = procmsg_open_message(msginfo)) == NULL)
 785                                 return NULL;
 786                         mimeinfo_ = procmime_scan_mime_header(fp);
 787                         if (!mimeinfo_) {
 788                                 fclose(fp);
 789                                 return NULL;
 790                         }
 791                 }
 792         }
 793
 794         if (mimeinfo) *mimeinfo = mimeinfo_;
 795         return fp;
 796 }
 797 #endif
 798
 799 gboolean procmsg_msg_exist(MsgInfo *msginfo)
 800 {
 801         gchar *path;
 802         gboolean ret;
 803
 804         if (!msginfo) return FALSE;
 805
 806         path = folder_item_get_path(msginfo->folder);
 807         change_dir(path);
 808         ret = !folder_item_is_msg_changed(msginfo->folder, msginfo);
 809         g_free(path);
 810
 811         return ret;
 812 }
 813
 814 void procmsg_empty_trash(void)
 815 {
 816         FolderItem *trash;
 817         GList *cur;
 818
 819         for (cur = folder_get_list(); cur != NULL; cur = cur->next) {
 820                 trash = FOLDER(cur->data)->trash;
 821                 if (trash && trash->total > 0)
 822                         folder_item_remove_all_msg(trash);
 823         }
 824 }
 825
 826 gint procmsg_send_queue(void)
 827 {
 828         FolderItem *queue;
 829         gint i;
 830         gint ret = 0;
 831
 832         queue = folder_get_default_queue();
 833         g_return_val_if_fail(queue != NULL, -1);
 834         folder_item_scan(queue);
 835         if (queue->last_num < 0) return -1;
 836         else if (queue->last_num == 0) return 0;
 837
 838         for (i = 1; i <= queue->last_num; i++) {
 839                 gchar *file;
 840
 841                 file = folder_item_fetch_msg(queue, i);
 842                 if (file) {
 843                         if (procmsg_send_message_queue(file) < 0) {
 844                                 g_warning(_("Sending queued message %d failed.\n"), i);
 845                                 ret = -1;
 846                         } else
 847                                 folder_item_remove_msg(queue, i);
 848                         g_free(file);
 849                 }
 850         }
 851
 852         return ret;
 853 }
 854
 855 void procmsg_print_message(MsgInfo *msginfo, const gchar *cmdline)
 856 {
 857         static const gchar *def_cmd = "lpr %s";
 858         static guint id = 0;
 859         gchar *prtmp;
 860         FILE *tmpfp, *prfp;
 861         gchar buf[1024];
 862         gchar *p;
 863
 864         g_return_if_fail(msginfo);
 865
 866         if ((tmpfp = procmime_get_first_text_content(msginfo)) == NULL) {
 867                 g_warning(_("Can't get text part\n"));
 868                 return;
 869         }
 870
 871         prtmp = g_strdup_printf("%s%cprinttmp.%08x",
 872                                 get_mime_tmp_dir(), G_DIR_SEPARATOR, id++);
 873
 874         if ((prfp = fopen(prtmp, "w")) == NULL) {
 875                 FILE_OP_ERROR(prtmp, "fopen");
 876                 g_free(prtmp);
 877                 fclose(tmpfp);
 878                 return;
 879         }
 880
 881         if (msginfo->date) fprintf(prfp, "Date: %s\n", msginfo->date);
 882         if (msginfo->from) fprintf(prfp, "From: %s\n", msginfo->from);
 883         if (msginfo->to)   fprintf(prfp, "To: %s\n", msginfo->to);
 884         if (msginfo->cc)   fprintf(prfp, "Cc: %s\n", msginfo->cc);
 885         if (msginfo->newsgroups)
 886                 fprintf(prfp, "Newsgroups: %s\n", msginfo->newsgroups);
 887         if (msginfo->subject) fprintf(prfp, "Subject: %s\n", msginfo->subject);
 888         fputc('\n', prfp);
 889
 890         while (fgets(buf, sizeof(buf), tmpfp) != NULL)
 891                 fputs(buf, prfp);
 892
 893         fclose(prfp);
 894         fclose(tmpfp);
 895
 896         if (cmdline && (p = strchr(cmdline, '%')) && *(p + 1) == 's' &&
 897             !strchr(p + 2, '%'))
 898                 g_snprintf(buf, sizeof(buf) - 1, cmdline, prtmp);
 899         else {
 900                 if (cmdline)
 901                         g_warning(_("Print command line is invalid: `%s'\n"),
 902                                   cmdline);
 903                 g_snprintf(buf, sizeof(buf) - 1, def_cmd, prtmp);
 904         }
 905
 906         g_free(prtmp);
 907
 908         g_strchomp(buf);
 909         if (buf[strlen(buf) - 1] != '&') strcat(buf, "&");
 910         system(buf);
 911 }
 912
 913 MsgInfo *procmsg_msginfo_copy(MsgInfo *msginfo)
 914 {
 915         MsgInfo *newmsginfo;
 916
 917         if (msginfo == NULL) return NULL;
 918
 919         newmsginfo = g_new0(MsgInfo, 1);
 920
 921 #define MEMBCOPY(mmb)   newmsginfo->mmb = msginfo->mmb
 922 #define MEMBDUP(mmb)    newmsginfo->mmb = msginfo->mmb ? \
 923                         g_strdup(msginfo->mmb) : NULL
 924
 925         MEMBCOPY(msgnum);
 926         MEMBCOPY(size);
 927         MEMBCOPY(mtime);
 928         MEMBCOPY(date_t);
 929         MEMBCOPY(flags);
 930
 931         MEMBDUP(fromname);
 932
 933         MEMBDUP(date);
 934         MEMBDUP(from);
 935         MEMBDUP(to);
 936         MEMBDUP(cc);
 937         MEMBDUP(newsgroups);
 938         MEMBDUP(subject);
 939         MEMBDUP(msgid);
 940         MEMBDUP(inreplyto);
 941
 942         MEMBCOPY(folder);
 943         MEMBCOPY(to_folder);
 944
 945         MEMBDUP(xface);
 946         MEMBDUP(dispositionnotificationto);
 947         MEMBDUP(returnreceiptto);
 948         MEMBDUP(references);
 949
 950         MEMBCOPY(score);
 951         MEMBCOPY(threadscore);
 952
 953         return newmsginfo;
 954 }
 955
 956 void procmsg_msginfo_free(MsgInfo *msginfo)
 957 {
 958         if (msginfo == NULL) return;
 959
 960         g_free(msginfo->fromspace);
 961         g_free(msginfo->references);
 962         g_free(msginfo->returnreceiptto);
 963         g_free(msginfo->dispositionnotificationto);
 964         g_free(msginfo->xface);
 965
 966         g_free(msginfo->fromname);
 967
 968         g_free(msginfo->date);
 969         g_free(msginfo->from);
 970         g_free(msginfo->to);
 971         g_free(msginfo->cc);
 972         g_free(msginfo->newsgroups);
 973         g_free(msginfo->subject);
 974         g_free(msginfo->msgid);
 975         g_free(msginfo->inreplyto);
 976
 977         g_free(msginfo);
 978 }
 979
 980 static gint procmsg_cmp_msgnum(gconstpointer a, gconstpointer b)
 981 {
 982         const MsgInfo *msginfo = a;
 983         const guint msgnum = GPOINTER_TO_UINT(b);
 984
 985         if (!msginfo)
 986                 return -1;
 987
 988         return msginfo->msgnum - msgnum;
 989 }
 990
 991 gint procmsg_cmp_msgnum_for_sort(gconstpointer a, gconstpointer b)
 992 {
 993         const MsgInfo *msginfo1 = a;
 994         const MsgInfo *msginfo2 = b;
 995
 996         if (!msginfo1)
 997                 return -1;
 998         if (!msginfo2)
 999                 return -1;
1000
1001         return msginfo1->msgnum - msginfo2->msgnum;
1002 }
1003
1004 static gint procmsg_cmp_flag_msgnum(gconstpointer a, gconstpointer b)
1005 {
1006         const FlagInfo *finfo = a;
1007         const guint msgnum = GPOINTER_TO_UINT(b);
1008
1009         if (!finfo)
1010                 return -1;
1011
1012         return finfo->msgnum - msgnum;
1013 }
1014
1015 enum
1016 {
1017         Q_SENDER           = 0,
1018         Q_SMTPSERVER       = 1,
1019         Q_RECIPIENTS       = 2,
1020         Q_NEWSGROUPS       = 3,
1021         Q_MAIL_ACCOUNT_ID  = 4,
1022         Q_NEWS_ACCOUNT_ID  = 5,
1023         Q_SAVE_COPY_FOLDER = 6
1024 };
1025
1026 gint procmsg_send_message_queue(const gchar *file)
1027 {
1028         static HeaderEntry qentry[] = {{"S:",    NULL, FALSE},
1029                                        {"SSV:",  NULL, FALSE},
1030                                        {"R:",    NULL, FALSE},
1031                                        {"NG:",   NULL, FALSE},
1032                                        {"MAID:", NULL, FALSE},
1033                                        {"NAID:", NULL, FALSE},
1034                                        {"SCF:",  NULL, FALSE},
1035                                        {NULL,    NULL, FALSE}};
1036         FILE *fp;
1037         gint filepos;
1038         gint mailval = 0, newsval = 0;
1039         gchar *from = NULL;
1040         gchar *smtpserver = NULL;
1041         GSList *to_list = NULL;
1042         GSList *newsgroup_list = NULL;
1043         gchar *savecopyfolder = NULL;
1044         gchar buf[BUFFSIZE];
1045         gint hnum;
1046         PrefsAccount *mailac = NULL, *newsac = NULL;
1047         gchar *tmp = NULL;
1048
1049         g_return_val_if_fail(file != NULL, -1);
1050
1051         if ((fp = fopen(file, "r")) == NULL) {
1052                 FILE_OP_ERROR(file, "fopen");
1053                 return -1;
1054         }
1055
1056         while ((hnum = procheader_get_one_field(buf, sizeof(buf), fp, qentry))
1057                != -1) {
1058                 gchar *p = buf + strlen(qentry[hnum].name);
1059
1060                 switch (hnum) {
1061                 case Q_SENDER:
1062                         if (!from) from = g_strdup(p);
1063                         break;
1064                 case Q_SMTPSERVER:
1065                         if (!smtpserver) smtpserver = g_strdup(p);
1066                         break;
1067                 case Q_RECIPIENTS:
1068                         to_list = address_list_append(to_list, p);
1069                         break;
1070                 case Q_NEWSGROUPS:
1071                         newsgroup_list = newsgroup_list_append(newsgroup_list, p);
1072                         break;
1073                 case Q_MAIL_ACCOUNT_ID:
1074                         mailac = account_find_from_id(atoi(p));
1075                         break;
1076                 case Q_NEWS_ACCOUNT_ID:
1077                         newsac = account_find_from_id(atoi(p));
1078                         break;
1079                 case Q_SAVE_COPY_FOLDER:
1080                         if (!savecopyfolder) savecopyfolder = g_strdup(p);
1081                         break;
1082                 default:
1083                 }
1084         }
1085         filepos = ftell(fp);
1086
1087         if(newsgroup_list || prefs_common.savemsg) {
1088                 FILE *tmpfp;
1089
1090                 /* write to temporary file */
1091                 tmp = g_strdup_printf("%s%ctmp%d", g_get_tmp_dir(),
1092                             G_DIR_SEPARATOR, (gint)file);
1093                 if ((tmpfp = fopen(tmp, "w")) == NULL) {
1094                         FILE_OP_ERROR(tmp, "fopen");
1095                         newsval = -1;
1096                 }
1097                 if (change_file_mode_rw(tmpfp, tmp) < 0) {
1098                         FILE_OP_ERROR(tmp, "chmod");
1099                         g_warning(_("can't change file mode\n"));
1100                 }
1101
1102                 while ((newsval == 0) && fgets(buf, sizeof(buf), fp) != NULL) {
1103                         if (fputs(buf, tmpfp) == EOF) {
1104                                 FILE_OP_ERROR(tmp, "fputs");
1105                                 newsval = -1;
1106                         }
1107                 }
1108                 fclose(tmpfp);
1109         }
1110
1111         fseek(fp, filepos, SEEK_SET);
1112         if (to_list) {
1113                 debug_print(_("Sending message by mail\n"));
1114                 if(!from) {
1115                         g_warning(_("Queued message header is broken.\n"));
1116                         mailval = -1;
1117                 } else if (mailac && mailac->use_mail_command &&
1118                            mailac->mail_command && (* mailac->mail_command)) {
1119                         mailval = send_message_local(mailac->mail_command, fp);
1120                 } else if (prefs_common.use_extsend && prefs_common.extsend_cmd) {
1121                         mailval = send_message_local(prefs_common.extsend_cmd, fp);
1122                 } else {
1123                         if (!mailac) {
1124                                 mailac = account_find_from_smtp_server(from, smtpserver);
1125                                 if (!mailac) {
1126                                         g_warning(_("Account not found. "
1127                                                     "Using current account...\n"));
1128                                         mailac = cur_account;
1129                                 }
1130                         }
1131
1132                         if (mailac)
1133                                 mailval = send_message_smtp(mailac, to_list, fp);
1134                         else {
1135                                 PrefsAccount tmp_ac;
1136
1137                                 g_warning(_("Account not found.\n"));
1138
1139                                 memset(&tmp_ac, 0, sizeof(PrefsAccount));
1140                                 tmp_ac.address = from;
1141                                 tmp_ac.smtp_server = smtpserver;
1142                                 tmp_ac.smtpport = SMTP_PORT;
1143                                 mailval = send_message_smtp(&tmp_ac, to_list, fp);
1144                         }
1145                 }
1146                 if (mailval < 0) {
1147                         alertpanel_error(_("Error occurred while sending the message to %s ."),
1148                                  mailac ? mailac->smtp_server : smtpserver);
1149                 }
1150         }
1151
1152         if(newsgroup_list && (newsval == 0)) {
1153                 Folder *folder;
1154
1155                 debug_print(_("Sending message by news\n"));
1156
1157                 folder = FOLDER(newsac->folder);
1158
1159                 newsval = news_post(folder, tmp);
1160                 if (newsval < 0) {
1161                         alertpanel_error(_("Error occurred while posting the message to %s ."),
1162                                  newsac->nntp_server);
1163                 }
1164         }
1165
1166         /* save message to outbox */
1167         if (mailval == 0 && newsval == 0 && savecopyfolder) {
1168                 FolderItem *folder;
1169                 gchar *path;
1170                 gint num;
1171                 FILE *fp;
1172
1173                 debug_print(_("saving sent message...\n"));
1174
1175                 folder = folder_find_item_from_identifier(savecopyfolder);
1176                 if(!folder)
1177                         folder = folder_get_default_outbox();
1178                 path = folder_item_get_path(folder);
1179                 if (!is_dir_exist(path))
1180                         make_dir_hier(path);
1181
1182                 folder_item_scan(folder);
1183                 if ((num = folder_item_add_msg(folder, tmp, FALSE)) < 0) {
1184                         g_warning(_("can't save message\n"));
1185                 }
1186
1187                 if(num) {
1188                         if ((fp = procmsg_open_mark_file(path, TRUE)) == NULL)
1189                                 g_warning(_("can't open mark file\n"));
1190                         else {
1191                                 MsgInfo newmsginfo;
1192
1193                                 newmsginfo.msgnum = num;
1194                                 newmsginfo.flags.perm_flags = 0;
1195                                 newmsginfo.flags.tmp_flags = 0;
1196                                 procmsg_write_flags(&newmsginfo, fp);
1197                                 fclose(fp);
1198                         }
1199                 }
1200                 g_free(path);
1201         }
1202
1203         slist_free_strings(to_list);
1204         g_slist_free(to_list);
1205         slist_free_strings(newsgroup_list);
1206         g_slist_free(newsgroup_list);
1207         g_free(from);
1208         g_free(smtpserver);
1209         fclose(fp);
1210         if(tmp) {
1211                 unlink(tmp);
1212                 g_free(tmp);
1213         }
1214
1215         return (newsval != 0 ? newsval : mailval);
1216 }