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[claws.git] / src / compose.c
1 /*
2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
3  * Copyright (C) 1999-2003 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 #ifdef HAVE_CONFIG_H
21 #  include "config.h"
22 #endif
23
24 #include "defs.h"
25
26 #include <glib.h>
27 #include <gdk/gdkkeysyms.h>
28 #include <gtk/gtkmain.h>
29 #include <gtk/gtkmenu.h>
30 #include <gtk/gtkmenuitem.h>
31 #include <gtk/gtkitemfactory.h>
32 #include <gtk/gtkcheckmenuitem.h>
33 #include <gtk/gtkoptionmenu.h>
34 #include <gtk/gtkwidget.h>
35 #include <gtk/gtkclist.h>
36 #include <gtk/gtkctree.h>
37 #include <gtk/gtkvpaned.h>
38 #include <gtk/gtkentry.h>
39 #include <gtk/gtkeditable.h>
40 #include <gtk/gtkwindow.h>
41 #include <gtk/gtksignal.h>
42 #include <gtk/gtkvbox.h>
43 #include <gtk/gtkcontainer.h>
44 #include <gtk/gtkhandlebox.h>
45 #include <gtk/gtktoolbar.h>
46 #include <gtk/gtktable.h>
47 #include <gtk/gtkhbox.h>
48 #include <gtk/gtklabel.h>
49 #include <gtk/gtkscrolledwindow.h>
50 #include <gtk/gtkthemes.h>
51 #include <gtk/gtkdnd.h>
52 #include <stdio.h>
53 #include <stdlib.h>
54 #include <string.h>
55 #include <ctype.h>
56 #include <sys/types.h>
57 #include <sys/stat.h>
58 #include <unistd.h>
59 #include <time.h>
60 /* #include <sys/utsname.h> */
61 #include <stdlib.h>
62 #include <sys/wait.h>
63 #include <signal.h>
64 #include <errno.h>
65
66 #if (HAVE_WCTYPE_H && HAVE_WCHAR_H)
67 #  include <wchar.h>
68 #  include <wctype.h>
69 #endif
70
71 #include "intl.h"
72 #include "main.h"
73 #include "mainwindow.h"
74 #include "compose.h"
75 #include "gtkstext.h"
76 #include "addressbook.h"
77 #include "folderview.h"
78 #include "procmsg.h"
79 #include "menu.h"
80 #include "stock_pixmap.h"
81 #include "send.h"
82 #include "imap.h"
83 #include "news.h"
84 #include "customheader.h"
85 #include "prefs_common.h"
86 #include "prefs_account.h"
87 #include "prefs_actions.h"
88 #include "account.h"
89 #include "filesel.h"
90 #include "procheader.h"
91 #include "procmime.h"
92 #include "statusbar.h"
93 #include "about.h"
94 #include "base64.h"
95 #include "quoted-printable.h"
96 #include "codeconv.h"
97 #include "utils.h"
98 #include "gtkutils.h"
99 #include "socket.h"
100 #include "alertpanel.h"
101 #include "manage_window.h"
102 #include "gtkshruler.h"
103 #include "folder.h"
104 #include "addr_compl.h"
105 #include "quote_fmt.h"
106 #include "template.h"
107 #include "undo.h"
108 #include "foldersel.h"
109 #include "toolbar.h"
110
111 #if USE_GPGME
112 #  include "rfc2015.h"
113 #endif
114
115 typedef enum
116 {
117         COL_MIMETYPE = 0,
118         COL_SIZE     = 1,
119         COL_NAME     = 2
120 } AttachColumnPos;
121
122 #define N_ATTACH_COLS           3
123
124 typedef enum
125 {
126         COMPOSE_CALL_GTK_STEXT_MOVE_BEGINNING_OF_LINE,
127         COMPOSE_CALL_GTK_STEXT_MOVE_FORWARD_CHARACTER,
128         COMPOSE_CALL_GTK_STEXT_MOVE_BACKWARD_CHARACTER,
129         COMPOSE_CALL_GTK_STEXT_MOVE_FORWARD_WORD,
130         COMPOSE_CALL_GTK_STEXT_MOVE_BACKWARD_WORD,
131         COMPOSE_CALL_GTK_STEXT_MOVE_END_OF_LINE,
132         COMPOSE_CALL_GTK_STEXT_MOVE_NEXT_LINE,
133         COMPOSE_CALL_GTK_STEXT_MOVE_PREVIOUS_LINE,
134         COMPOSE_CALL_GTK_STEXT_DELETE_FORWARD_CHARACTER,
135         COMPOSE_CALL_GTK_STEXT_DELETE_BACKWARD_CHARACTER,
136         COMPOSE_CALL_GTK_STEXT_DELETE_FORWARD_WORD,
137         COMPOSE_CALL_GTK_STEXT_DELETE_BACKWARD_WORD,
138         COMPOSE_CALL_GTK_STEXT_DELETE_LINE,
139         COMPOSE_CALL_GTK_STEXT_DELETE_LINE_N,
140         COMPOSE_CALL_GTK_STEXT_DELETE_TO_LINE_END
141 } ComposeCallGtkSTextAction;
142
143 typedef enum
144 {
145         PRIORITY_HIGHEST = 1,
146         PRIORITY_HIGH,
147         PRIORITY_NORMAL,
148         PRIORITY_LOW,
149         PRIORITY_LOWEST
150 } PriorityLevel;
151
152 #define B64_LINE_SIZE           57
153 #define B64_BUFFSIZE            77
154
155 #define MAX_REFERENCES_LEN      999
156
157 static GdkColor quote_color = {0, 0, 0, 0xbfff};
158
159 static GList *compose_list = NULL;
160
161 Compose *compose_generic_new                    (PrefsAccount   *account,
162                                                  const gchar    *to,
163                                                  FolderItem     *item,
164                                                  GPtrArray      *attach_files);
165
166 static Compose *compose_create                  (PrefsAccount   *account,
167                                                  ComposeMode     mode);
168
169 static GtkWidget *compose_account_option_menu_create
170                                                 (Compose        *compose);
171 static void compose_set_template_menu           (Compose        *compose);
172 static void compose_template_apply              (Compose        *compose,
173                                                  Template       *tmpl,
174                                                  gboolean        replace);
175 static void compose_destroy                     (Compose        *compose);
176
177 static void compose_entries_set                 (Compose        *compose,
178                                                  const gchar    *mailto);
179 static gint compose_parse_header                (Compose        *compose,
180                                                  MsgInfo        *msginfo);
181 static gchar *compose_parse_references          (const gchar    *ref,
182                                                  const gchar    *msgid);
183
184 static gchar *compose_quote_fmt                 (Compose        *compose,
185                                                  MsgInfo        *msginfo,
186                                                  const gchar    *fmt,
187                                                  const gchar    *qmark,
188                                                  const gchar    *body);
189
190 static void compose_reply_set_entry             (Compose        *compose,
191                                                  MsgInfo        *msginfo,
192                                                  gboolean        to_all,
193                                                  gboolean        to_ml,
194                                                  gboolean        to_sender,
195                                                  gboolean
196                                                  followup_and_reply_to);
197 static void compose_reedit_set_entry            (Compose        *compose,
198                                                  MsgInfo        *msginfo);
199 static void compose_insert_sig                  (Compose        *compose);
200 static void compose_insert_file                 (Compose        *compose,
201                                                  const gchar    *file);
202 static void compose_attach_append               (Compose        *compose,
203                                                  const gchar    *file,
204                                                  const gchar    *type,
205                                                  const gchar    *content_type);
206 static void compose_attach_parts                (Compose        *compose,
207                                                  MsgInfo        *msginfo);
208 static void compose_wrap_line                   (Compose        *compose);
209 static void compose_wrap_line_all               (Compose        *compose);
210 static void compose_wrap_line_all_full          (Compose        *compose,
211                                                  gboolean        autowrap);
212 static void compose_set_title                   (Compose        *compose);
213 static void compose_select_account              (Compose        *compose,
214                                                  PrefsAccount   *account);
215
216 static PrefsAccount *compose_current_mail_account(void);
217 /* static gint compose_send                     (Compose        *compose); */
218 static gboolean compose_check_for_valid_recipient
219                                                 (Compose        *compose);
220 static gboolean compose_check_entries           (Compose        *compose,
221                                                  gboolean       check_subject);
222 static gint compose_write_to_file               (Compose        *compose,
223                                                  const gchar    *file,
224                                                  gboolean        is_draft);
225 static gint compose_write_body_to_file          (Compose        *compose,
226                                                  const gchar    *file);
227 static gint compose_remove_reedit_target        (Compose        *compose);
228 void compose_remove_draft                       (Compose        *compose);
229 static gint compose_queue                       (Compose        *compose,
230                                                  gint           *msgnum,
231                                                  FolderItem     **item);
232 static gint compose_queue_sub                   (Compose        *compose,
233                                                  gint           *msgnum,
234                                                  FolderItem     **item,
235                                                  gboolean       check_subject);
236 static void compose_write_attach                (Compose        *compose,
237                                                  FILE           *fp);
238 static gint compose_write_headers               (Compose        *compose,
239                                                  FILE           *fp,
240                                                  const gchar    *charset,
241                                                  EncodingType    encoding,
242                                                  gboolean        is_draft);
243
244 static void compose_convert_header              (gchar          *dest,
245                                                  gint            len,
246                                                  gchar          *src,
247                                                  gint            header_len);
248 static void compose_generate_msgid              (Compose        *compose,
249                                                  gchar          *buf,
250                                                  gint            len);
251
252 static void compose_attach_info_free            (AttachInfo     *ainfo);
253 static void compose_attach_remove_selected      (Compose        *compose);
254
255 static void compose_attach_property             (Compose        *compose);
256 static void compose_attach_property_create      (gboolean       *cancelled);
257 static void attach_property_ok                  (GtkWidget      *widget,
258                                                  gboolean       *cancelled);
259 static void attach_property_cancel              (GtkWidget      *widget,
260                                                  gboolean       *cancelled);
261 static gint attach_property_delete_event        (GtkWidget      *widget,
262                                                  GdkEventAny    *event,
263                                                  gboolean       *cancelled);
264 static void attach_property_key_pressed         (GtkWidget      *widget,
265                                                  GdkEventKey    *event,
266                                                  gboolean       *cancelled);
267
268 static void compose_exec_ext_editor             (Compose           *compose);
269 static gint compose_exec_ext_editor_real        (const gchar       *file);
270 static gboolean compose_ext_editor_kill         (Compose           *compose);
271 static void compose_input_cb                    (gpointer           data,
272                                                  gint               source,
273                                                  GdkInputCondition  condition);
274 static void compose_set_ext_editor_sensitive    (Compose           *compose,
275                                                  gboolean           sensitive);
276
277 static void compose_undo_state_changed          (UndoMain       *undostruct,
278                                                  gint            undo_state,
279                                                  gint            redo_state,
280                                                  gpointer        data);
281
282 static gint calc_cursor_xpos    (GtkSText       *text,
283                                  gint            extra,
284                                  gint            char_width);
285
286 static void compose_create_header_entry (Compose *compose);
287 static void compose_add_header_entry    (Compose *compose, gchar *header, gchar *text);
288 static void compose_update_priority_menu_item(Compose * compose);
289
290 /* callback functions */
291
292 static gboolean compose_edit_size_alloc (GtkEditable    *widget,
293                                          GtkAllocation  *allocation,
294                                          GtkSHRuler     *shruler);
295 static void account_activated           (GtkMenuItem    *menuitem,
296                                          gpointer        data);
297 static void attach_selected             (GtkCList       *clist,
298                                          gint            row,
299                                          gint            column,
300                                          GdkEvent       *event,
301                                          gpointer        data);
302 static void attach_button_pressed       (GtkWidget      *widget,
303                                          GdkEventButton *event,
304                                          gpointer        data);
305 static void attach_key_pressed          (GtkWidget      *widget,
306                                          GdkEventKey    *event,
307                                          gpointer        data);
308
309 static void compose_send_cb             (gpointer        data,
310                                          guint           action,
311                                          GtkWidget      *widget);
312 static void compose_send_later_cb       (gpointer        data,
313                                          guint           action,
314                                          GtkWidget      *widget);
315
316 static void compose_draft_cb            (gpointer        data,
317                                          guint           action,
318                                          GtkWidget      *widget);
319
320 static void compose_attach_cb           (gpointer        data,
321                                          guint           action,
322                                          GtkWidget      *widget);
323 static void compose_insert_file_cb      (gpointer        data,
324                                          guint           action,
325                                          GtkWidget      *widget);
326
327 static void compose_close_cb            (gpointer        data,
328                                          guint           action,
329                                          GtkWidget      *widget);
330
331 static void compose_address_cb          (gpointer        data,
332                                          guint           action,
333                                          GtkWidget      *widget);
334 static void compose_template_activate_cb(GtkWidget      *widget,
335                                          gpointer        data);
336
337 static void compose_ext_editor_cb       (gpointer        data,
338                                          guint           action,
339                                          GtkWidget      *widget);
340
341 static gint compose_delete_cb           (GtkWidget      *widget,
342                                          GdkEventAny    *event,
343                                          gpointer        data);
344 static void compose_destroy_cb          (GtkWidget      *widget,
345                                          Compose        *compose);
346
347 static void compose_undo_cb             (Compose        *compose);
348 static void compose_redo_cb             (Compose        *compose);
349 static void compose_cut_cb              (Compose        *compose);
350 static void compose_copy_cb             (Compose        *compose);
351 static void compose_paste_cb            (Compose        *compose);
352 static void compose_paste_as_quote_cb   (Compose        *compose);
353 static void compose_allsel_cb           (Compose        *compose);
354
355 static void compose_gtk_stext_action_cb (Compose                   *compose,
356                                          ComposeCallGtkSTextAction  action);
357
358 static void compose_grab_focus_cb       (GtkWidget      *widget,
359                                          Compose        *compose);
360
361 static void compose_changed_cb          (GtkEditable    *editable,
362                                          Compose        *compose);
363 static void compose_button_press_cb     (GtkWidget      *widget,
364                                          GdkEventButton *event,
365                                          Compose        *compose);
366 #if 0
367 static void compose_key_press_cb        (GtkWidget      *widget,
368                                          GdkEventKey    *event,
369                                          Compose        *compose);
370 #endif
371
372 #if 0
373 static void compose_toggle_to_cb        (gpointer        data,
374                                          guint           action,
375                                          GtkWidget      *widget);
376 static void compose_toggle_cc_cb        (gpointer        data,
377                                          guint           action,
378                                          GtkWidget      *widget);
379 static void compose_toggle_bcc_cb       (gpointer        data,
380                                          guint           action,
381                                          GtkWidget      *widget);
382 static void compose_toggle_replyto_cb   (gpointer        data,
383                                          guint           action,
384                                          GtkWidget      *widget);
385 static void compose_toggle_followupto_cb(gpointer        data,
386                                          guint           action,
387                                          GtkWidget      *widget);
388 static void compose_toggle_attach_cb    (gpointer        data,
389                                          guint           action,
390                                          GtkWidget      *widget);
391 #endif
392 static void compose_toggle_ruler_cb     (gpointer        data,
393                                          guint           action,
394                                          GtkWidget      *widget);
395 #if USE_GPGME
396 static void compose_toggle_sign_cb      (gpointer        data,
397                                          guint           action,
398                                          GtkWidget      *widget);
399 static void compose_toggle_encrypt_cb   (gpointer        data,
400                                          guint           action,
401                                          GtkWidget      *widget);
402 static void compose_set_gnupg_mode_cb   (gpointer        data,
403                                          guint           action,
404                                          GtkWidget      *widget);
405 static void compose_update_gnupg_mode_menu_item(Compose * compose);
406 static void activate_gnupg_mode         (Compose *compose, 
407                                          PrefsAccount *account);
408 #endif
409 static void compose_toggle_return_receipt_cb(gpointer data, guint action,
410                                              GtkWidget *widget);
411 static void compose_set_priority_cb     (gpointer        data,
412                                          guint           action,
413                                          GtkWidget      *widget);
414
415 static void compose_attach_drag_received_cb (GtkWidget          *widget,
416                                              GdkDragContext     *drag_context,
417                                              gint                x,
418                                              gint                y,
419                                              GtkSelectionData   *data,
420                                              guint               info,
421                                              guint               time,
422                                              gpointer            user_data);
423 static void compose_insert_drag_received_cb (GtkWidget          *widget,
424                                              GdkDragContext     *drag_context,
425                                              gint                x,
426                                              gint                y,
427                                              GtkSelectionData   *data,
428                                              guint               info,
429                                              guint               time,
430                                              gpointer            user_data);
431
432 #if 0
433 static void to_activated                (GtkWidget      *widget,
434                                          Compose        *compose);
435 static void newsgroups_activated        (GtkWidget      *widget,
436                                          Compose        *compose);
437 static void cc_activated                (GtkWidget      *widget,
438                                          Compose        *compose);
439 static void bcc_activated               (GtkWidget      *widget,
440                                          Compose        *compose);
441 static void replyto_activated           (GtkWidget      *widget,
442                                          Compose        *compose);
443 static void followupto_activated        (GtkWidget      *widget,
444                                          Compose        *compose);
445 static void subject_activated           (GtkWidget      *widget,
446                                          Compose        *compose);
447 #endif
448
449 static void text_activated              (GtkWidget      *widget,
450                                          Compose        *compose);
451 static void text_inserted               (GtkWidget      *widget,
452                                          const gchar    *text,
453                                          gint            length,
454                                          gint           *position,
455                                          Compose        *compose);
456 static void compose_generic_reply(MsgInfo *msginfo, gboolean quote,
457                                   gboolean to_all, gboolean to_ml,
458                                   gboolean to_sender,
459                                   gboolean followup_and_reply_to,
460                                   const gchar *body);
461
462 void compose_headerentry_changed_cb        (GtkWidget          *entry,
463                                             ComposeHeaderEntry *headerentry);
464 void compose_headerentry_key_press_event_cb(GtkWidget          *entry,
465                                             GdkEventKey        *event,
466                                             ComposeHeaderEntry *headerentry);
467
468 static void compose_show_first_last_header (Compose *compose, gboolean show_first);
469
470 #if USE_ASPELL
471 static void compose_check_all              (Compose *compose);
472 static void compose_highlight_all          (Compose *compose);
473 static void compose_check_backwards        (Compose *compose);
474 static void compose_check_forwards_go      (Compose *compose);
475 #endif
476
477 static gboolean compose_send_control_enter      (Compose        *compose);
478
479 static GtkItemFactoryEntry compose_popup_entries[] =
480 {
481         {N_("/_Add..."),        NULL, compose_attach_cb, 0, NULL},
482         {N_("/_Remove"),        NULL, compose_attach_remove_selected, 0, NULL},
483         {N_("/---"),            NULL, NULL, 0, "<Separator>"},
484         {N_("/_Properties..."), NULL, compose_attach_property, 0, NULL}
485 };
486
487 static GtkItemFactoryEntry compose_entries[] =
488 {
489         {N_("/_File"),                          NULL, NULL, 0, "<Branch>"},
490         {N_("/_File/_Attach file"),             "<control>M", compose_attach_cb,      0, NULL},
491         {N_("/_File/_Insert file"),             "<control>I", compose_insert_file_cb, 0, NULL},
492         {N_("/_File/Insert si_gnature"),        "<control>G", compose_insert_sig,     0, NULL},
493         {N_("/_File/---"),                      NULL, NULL, 0, "<Separator>"},
494         {N_("/_File/_Close"),                   "<control>W", compose_close_cb, 0, NULL},
495
496         {N_("/_Edit"),                  NULL, NULL, 0, "<Branch>"},
497         {N_("/_Edit/_Undo"),            "<control>Z", compose_undo_cb, 0, NULL},
498         {N_("/_Edit/_Redo"),            "<control>Y", compose_redo_cb, 0, NULL},
499         {N_("/_Edit/---"),              NULL, NULL, 0, "<Separator>"},
500         {N_("/_Edit/Cu_t"),             "<control>X", compose_cut_cb,    0, NULL},
501         {N_("/_Edit/_Copy"),            "<control>C", compose_copy_cb,   0, NULL},
502         {N_("/_Edit/_Paste"),           "<control>V", compose_paste_cb,  0, NULL},
503         {N_("/_Edit/Paste as _quotation"),
504                                         NULL, compose_paste_as_quote_cb, 0, NULL},
505         {N_("/_Edit/Select _all"),      "<control>A", compose_allsel_cb, 0, NULL},
506         {N_("/_Edit/A_dvanced"),        NULL, NULL, 0, "<Branch>"},
507         {N_("/_Edit/A_dvanced/Move a character backward"),
508                                         "<control>B",
509                                         compose_gtk_stext_action_cb,
510                                         COMPOSE_CALL_GTK_STEXT_MOVE_BACKWARD_CHARACTER,
511                                         NULL},
512         {N_("/_Edit/A_dvanced/Move a character forward"),
513                                         "<control>F",
514                                         compose_gtk_stext_action_cb,
515                                         COMPOSE_CALL_GTK_STEXT_MOVE_FORWARD_CHARACTER,
516                                         NULL},
517         {N_("/_Edit/A_dvanced/Move a word backward"),
518                                         NULL, /* "<alt>B" */
519                                         compose_gtk_stext_action_cb,
520                                         COMPOSE_CALL_GTK_STEXT_MOVE_BACKWARD_WORD,
521                                         NULL},
522         {N_("/_Edit/A_dvanced/Move a word forward"),
523                                         NULL, /* "<alt>F" */
524                                         compose_gtk_stext_action_cb,
525                                         COMPOSE_CALL_GTK_STEXT_MOVE_FORWARD_WORD,
526                                         NULL},
527         {N_("/_Edit/A_dvanced/Move to beginning of line"),
528                                         NULL, /* "<control>A" */
529                                         compose_gtk_stext_action_cb,
530                                         COMPOSE_CALL_GTK_STEXT_MOVE_BEGINNING_OF_LINE,
531                                         NULL},
532         {N_("/_Edit/A_dvanced/Move to end of line"),
533                                         "<control>E",
534                                         compose_gtk_stext_action_cb,
535                                         COMPOSE_CALL_GTK_STEXT_MOVE_END_OF_LINE,
536                                         NULL},
537         {N_("/_Edit/A_dvanced/Move to previous line"),
538                                         "<control>P",
539                                         compose_gtk_stext_action_cb,
540                                         COMPOSE_CALL_GTK_STEXT_MOVE_PREVIOUS_LINE,
541                                         NULL},
542         {N_("/_Edit/A_dvanced/Move to next line"),
543                                         "<control>N",
544                                         compose_gtk_stext_action_cb,
545                                         COMPOSE_CALL_GTK_STEXT_MOVE_NEXT_LINE,
546                                         NULL},
547         {N_("/_Edit/A_dvanced/Delete a character backward"),
548                                         "<control>H",
549                                         compose_gtk_stext_action_cb,
550                                         COMPOSE_CALL_GTK_STEXT_DELETE_BACKWARD_CHARACTER,
551                                         NULL},
552         {N_("/_Edit/A_dvanced/Delete a character forward"),
553                                         "<control>D",
554                                         compose_gtk_stext_action_cb,
555                                         COMPOSE_CALL_GTK_STEXT_DELETE_FORWARD_CHARACTER,
556                                         NULL},
557         {N_("/_Edit/A_dvanced/Delete a word backward"),
558                                         NULL, /* "<control>W" */
559                                         compose_gtk_stext_action_cb,
560                                         COMPOSE_CALL_GTK_STEXT_DELETE_BACKWARD_WORD,
561                                         NULL},
562         {N_("/_Edit/A_dvanced/Delete a word forward"),
563                                         NULL, /* "<alt>D", */
564                                         compose_gtk_stext_action_cb,
565                                         COMPOSE_CALL_GTK_STEXT_DELETE_FORWARD_WORD,
566                                         NULL},
567         {N_("/_Edit/A_dvanced/Delete line"),
568                                         "<control>U",
569                                         compose_gtk_stext_action_cb,
570                                         COMPOSE_CALL_GTK_STEXT_DELETE_LINE,
571                                         NULL},
572         {N_("/_Edit/A_dvanced/Delete entire line"),
573                                         NULL,
574                                         compose_gtk_stext_action_cb,
575                                         COMPOSE_CALL_GTK_STEXT_DELETE_LINE_N,
576                                         NULL},
577         {N_("/_Edit/A_dvanced/Delete to end of line"),
578                                         "<control>K",
579                                         compose_gtk_stext_action_cb,
580                                         COMPOSE_CALL_GTK_STEXT_DELETE_TO_LINE_END,
581                                         NULL},
582         {N_("/_Edit/---"),              NULL, NULL, 0, "<Separator>"},
583         {N_("/_Edit/_Wrap current paragraph"),
584                                         "<control>L", compose_wrap_line, 0, NULL},
585         {N_("/_Edit/Wrap all long _lines"),
586                                         "<control><alt>L", compose_wrap_line_all, 0, NULL},
587         {N_("/_Edit/Edit with e_xternal editor"),
588                                         "<shift><control>X", compose_ext_editor_cb, 0, NULL},
589 #if USE_ASPELL
590         {N_("/_Spelling"),              NULL, NULL, 0, "<Branch>"},
591         {N_("/_Spelling/_Check all or check selection"),
592                                         NULL, compose_check_all, 0, NULL},
593         {N_("/_Spelling/_Highlight all misspelled words"),
594                                         NULL, compose_highlight_all, 0, NULL},
595         {N_("/_Spelling/Check _backwards misspelled word"),
596                                         NULL, compose_check_backwards , 0, NULL},
597         {N_("/_Spelling/_Forward to next misspelled word"),
598                                         NULL, compose_check_forwards_go, 0, NULL},
599         {N_("/_Spelling/---"),          NULL, NULL, 0, "<Separator>"},
600         {N_("/_Spelling/_Spelling Configuration"),
601                                         NULL, NULL, 0, "<Branch>"},
602 #endif
603 #if 0 /* NEW COMPOSE GUI */
604         {N_("/_View"),                  NULL, NULL, 0, "<Branch>"},
605         {N_("/_View/_To"),              NULL, compose_toggle_to_cb     , 0, "<ToggleItem>"},
606         {N_("/_View/_Cc"),              NULL, compose_toggle_cc_cb     , 0, "<ToggleItem>"},
607         {N_("/_View/_Bcc"),             NULL, compose_toggle_bcc_cb    , 0, "<ToggleItem>"},
608         {N_("/_View/_Reply to"),        NULL, compose_toggle_replyto_cb, 0, "<ToggleItem>"},
609         {N_("/_View/---"),              NULL, NULL, 0, "<Separator>"},
610         {N_("/_View/_Followup to"),     NULL, compose_toggle_followupto_cb, 0, "<ToggleItem>"},
611         {N_("/_View/---"),              NULL, NULL, 0, "<Separator>"},
612         {N_("/_View/R_uler"),           NULL, compose_toggle_ruler_cb, 0, "<ToggleItem>"},
613         {N_("/_View/---"),              NULL, NULL, 0, "<Separator>"},
614         {N_("/_View/_Attachment"),      NULL, compose_toggle_attach_cb, 0, "<ToggleItem>"},
615 #endif
616         {N_("/_Message"),               NULL, NULL, 0, "<Branch>"},
617         {N_("/_Message/_Send"),         "<control>Return",
618                                         compose_send_cb, 0, NULL},
619         {N_("/_Message/Send _later"),   "<shift><control>S",
620                                         compose_send_later_cb,  0, NULL},
621         {N_("/_Message/---"),           NULL, NULL, 0, "<Separator>"},
622         {N_("/_Message/Save to _draft folder"),
623                                         "<shift><control>D", compose_draft_cb, 0, NULL},
624         {N_("/_Message/Save and _keep editing"),
625                                         "<control>S", compose_draft_cb, 1, NULL},
626 #if 0 /* NEW COMPOSE GUI */
627         {N_("/_Message/---"),           NULL, NULL, 0, "<Separator>"},
628         {N_("/_Message/_To"),           NULL, compose_toggle_to_cb     , 0, "<ToggleItem>"},
629         {N_("/_Message/_Cc"),           NULL, compose_toggle_cc_cb     , 0, "<ToggleItem>"},
630         {N_("/_Message/_Bcc"),          NULL, compose_toggle_bcc_cb    , 0, "<ToggleItem>"},
631         {N_("/_Message/_Reply to"),     NULL, compose_toggle_replyto_cb, 0, "<ToggleItem>"},
632         {N_("/_Message/---"),           NULL, NULL, 0, "<Separator>"},
633         {N_("/_Message/_Followup to"),  NULL, compose_toggle_followupto_cb, 0, "<ToggleItem>"},
634         {N_("/_Message/---"),           NULL, NULL, 0, "<Separator>"},
635         {N_("/_Message/_Attach"),       NULL, compose_toggle_attach_cb, 0, "<ToggleItem>"},
636 #endif
637 #if USE_GPGME
638         {N_("/_Message/---"),           NULL, NULL, 0, "<Separator>"},
639         {N_("/_Message/Si_gn"),         NULL, compose_toggle_sign_cb   , 0, "<ToggleItem>"},
640         {N_("/_Message/_Encrypt"),      NULL, compose_toggle_encrypt_cb, 0, "<ToggleItem>"},
641         {N_("/_Message/Mode/MIME"),             NULL, compose_set_gnupg_mode_cb,   GNUPG_MODE_DETACH, "<RadioItem>"},   
642         {N_("/_Message/Mode/Inline"),   NULL, compose_set_gnupg_mode_cb,   GNUPG_MODE_INLINE, "/Message/Mode/MIME"},    
643 #endif /* USE_GPGME */
644         {N_("/_Message/---"),           NULL,           NULL,   0, "<Separator>"},
645         {N_("/_Message/_Priority"),     NULL,           NULL,   0, "<Branch>"},
646         {N_("/_Message/Priority/_Highest"), NULL, compose_set_priority_cb, PRIORITY_HIGHEST, "<RadioItem>"},
647         {N_("/_Message/Priority/Hi_gh"),    NULL, compose_set_priority_cb, PRIORITY_HIGH, "/Message/Priority/Highest"},
648         {N_("/_Message/Priority/_Normal"),  NULL, compose_set_priority_cb, PRIORITY_NORMAL, "/Message/Priority/Highest"},
649         {N_("/_Message/Priority/Lo_w"),    NULL, compose_set_priority_cb, PRIORITY_LOW, "/Message/Priority/Highest"},
650         {N_("/_Message/Priority/_Lowest"),  NULL, compose_set_priority_cb, PRIORITY_LOWEST, "/Message/Priority/Highest"},
651         {N_("/_Message/---"),           NULL,           NULL,   0, "<Separator>"},
652         {N_("/_Message/_Request Return Receipt"),       NULL, compose_toggle_return_receipt_cb, 0, "<ToggleItem>"},
653         {N_("/_Tools"),                 NULL, NULL, 0, "<Branch>"},
654         {N_("/_Tools/Show _ruler"),     NULL, compose_toggle_ruler_cb, 0, "<ToggleItem>"},
655         {N_("/_Tools/_Address book"),   "<shift><control>A", compose_address_cb , 0, NULL},
656         {N_("/_Tools/_Template"),       NULL, NULL, 0, "<Branch>"},
657         {N_("/_Tools/Actio_ns"),        NULL, NULL, 0, "<Branch>"},
658         {N_("/_Help"),                  NULL, NULL, 0, "<Branch>"},
659         {N_("/_Help/_About"),           NULL, about_show, 0, NULL}
660 };
661
662 static GtkTargetEntry compose_mime_types[] =
663 {
664         {"text/uri-list", 0, 0}
665 };
666
667 Compose *compose_new(PrefsAccount *account, const gchar *mailto,
668                      GPtrArray *attach_files)
669 {
670         return compose_generic_new(account, mailto, NULL, attach_files);
671 }
672
673 Compose *compose_new_with_folderitem(PrefsAccount *account, FolderItem *item)
674 {
675         return compose_generic_new(account, NULL, item, NULL);
676 }
677
678 Compose *compose_generic_new(PrefsAccount *account, const gchar *mailto, FolderItem *item,
679                              GPtrArray *attach_files)
680 {
681         Compose *compose;
682         GtkSText *text;
683         GtkItemFactory *ifactory;
684         gboolean grab_focus_on_last = TRUE;
685
686         if (item && item->prefs && item->prefs->enable_default_account)
687                 account = account_find_from_id(item->prefs->default_account);
688
689         if (!account) account = cur_account;
690         g_return_val_if_fail(account != NULL, NULL);
691
692         compose = compose_create(account, COMPOSE_NEW);
693         ifactory = gtk_item_factory_from_widget(compose->menubar);
694
695         compose->replyinfo = NULL;
696         compose->fwdinfo   = NULL;
697
698         text = GTK_STEXT(compose->text);
699         gtk_stext_freeze(text);
700
701         if (account->auto_sig)
702                 compose_insert_sig(compose);
703         gtk_editable_set_position(GTK_EDITABLE(text), 0);
704         gtk_stext_set_point(text, 0);
705
706         gtk_stext_thaw(text);
707
708         if (account->protocol != A_NNTP) {
709                 if (mailto && *mailto != '\0') {
710                         compose_entries_set(compose, mailto);
711
712                 } else if (item && item->prefs->enable_default_to) {
713                         compose_entry_append(compose, item->prefs->default_to, COMPOSE_TO);
714                         compose_entry_select(compose, item->prefs->default_to);
715                         grab_focus_on_last = FALSE;
716                 }
717                 if (item && item->ret_rcpt) {
718                         menu_set_toggle(ifactory, "/Message/Request Return Receipt", TRUE);
719                 }
720         } else {
721                 if (mailto) {
722                         compose_entry_append(compose, mailto, COMPOSE_NEWSGROUPS);
723                 }
724                 /*
725                  * CLAWS: just don't allow return receipt request, even if the user
726                  * may want to send an email. simple but foolproof.
727                  */
728                 menu_set_sensitive(ifactory, "/Message/Request Return Receipt", FALSE); 
729         }
730
731         if (attach_files) {
732                 gint i;
733                 gchar *file;
734
735                 for (i = 0; i < attach_files->len; i++) {
736                         file = g_ptr_array_index(attach_files, i);
737                         compose_attach_append(compose, file, file, NULL);
738                 }
739         }
740
741         compose_show_first_last_header(compose, TRUE);
742
743         /* Set save folder */
744         if (item && item->prefs && item->prefs->save_copy_to_folder) {
745                 gchar *folderidentifier;
746
747                 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(compose->savemsg_checkbtn), prefs_common.savemsg);
748                 folderidentifier = folder_item_get_identifier(item);
749                 gtk_entry_set_text(GTK_ENTRY(compose->savemsg_entry), folderidentifier);
750                 g_free(folderidentifier);
751         }
752         
753         /* Grab focus on last header only if no default_to was set */
754         if (grab_focus_on_last)
755                 gtk_widget_grab_focus(compose->header_last->entry);
756
757         if (prefs_common.auto_exteditor)
758                 compose_exec_ext_editor(compose);
759
760         return compose;
761 }
762
763 /*
764 Compose *compose_new_followup_and_replyto(PrefsAccount *account,
765                                            const gchar *followupto, gchar * to)
766 {
767         Compose *compose;
768
769         if (!account) account = cur_account;
770         g_return_val_if_fail(account != NULL, NULL);
771         g_return_val_if_fail(account->protocol != A_NNTP, NULL);
772
773         compose = compose_create(account, COMPOSE_NEW);
774
775         if (prefs_common.auto_sig)
776                 compose_insert_sig(compose);
777         gtk_editable_set_position(GTK_EDITABLE(compose->text), 0);
778         gtk_stext_set_point(GTK_STEXT(compose->text), 0);
779
780         compose_entry_append(compose, to, COMPOSE_TO);
781         compose_entry_append(compose, followupto, COMPOSE_NEWSGROUPS);
782         gtk_widget_grab_focus(compose->subject_entry);
783
784         return compose;
785 }
786 */
787
788 void compose_reply(MsgInfo *msginfo, gboolean quote, gboolean to_all,
789                    gboolean to_ml, gboolean to_sender, 
790                    const gchar *body)
791 {
792         compose_generic_reply(msginfo, quote, to_all, to_ml, 
793                               to_sender, FALSE, body);
794 }
795
796 void compose_followup_and_reply_to(MsgInfo *msginfo, gboolean quote,
797                                    gboolean to_all,
798                                    gboolean to_sender,
799                                    const gchar *body)
800 {
801         compose_generic_reply(msginfo, quote, to_all, FALSE, 
802                               to_sender, TRUE, body);
803 }
804
805 static void compose_generic_reply(MsgInfo *msginfo, gboolean quote,
806                                   gboolean to_all, gboolean to_ml,
807                                   gboolean to_sender,
808                                   gboolean followup_and_reply_to,
809                                   const gchar *body)
810 {
811         Compose *compose;
812         PrefsAccount *account = NULL;
813         PrefsAccount *reply_account;
814         GtkSText *text;
815
816         g_return_if_fail(msginfo != NULL);
817         g_return_if_fail(msginfo->folder != NULL);
818
819         account = account_get_reply_account(msginfo, prefs_common.reply_account_autosel);
820         
821         g_return_if_fail(account != NULL);
822
823         if (to_sender && account->protocol == A_NNTP &&
824             !followup_and_reply_to) {
825                 reply_account =
826                         account_find_from_address(account->address);
827                 if (!reply_account)
828                         reply_account = compose_current_mail_account();
829                 if (!reply_account)
830                         return;
831         } else
832                 reply_account = account;
833
834         compose = compose_create(account, COMPOSE_REPLY);
835
836         compose->replyinfo = procmsg_msginfo_get_full_info(msginfo);
837         if (!compose->replyinfo)
838                 compose->replyinfo = procmsg_msginfo_copy(msginfo);
839
840         if (msginfo->folder && msginfo->folder->ret_rcpt) {
841                 GtkItemFactory *ifactory;
842         
843                 ifactory = gtk_item_factory_from_widget(compose->menubar);
844                 menu_set_toggle(ifactory, "/Message/Request Return Receipt", TRUE);
845         }
846
847         /* Set save folder */
848         if (msginfo->folder && msginfo->folder->prefs && msginfo->folder->prefs->save_copy_to_folder) {
849                 gchar *folderidentifier;
850
851                 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(compose->savemsg_checkbtn), TRUE);
852                 folderidentifier = folder_item_get_identifier(msginfo->folder);
853                 gtk_entry_set_text(GTK_ENTRY(compose->savemsg_entry), folderidentifier);
854                 g_free(folderidentifier);
855         }
856
857         if (compose_parse_header(compose, msginfo) < 0) return;
858         compose_reply_set_entry(compose, msginfo, to_all, to_ml, 
859                                 to_sender, followup_and_reply_to);
860         compose_show_first_last_header(compose, TRUE);
861
862         text = GTK_STEXT(compose->text);
863         gtk_stext_freeze(text);
864
865         if (quote) {
866                 gchar *qmark;
867                 gchar *quote_str;
868
869                 if (prefs_common.quotemark && *prefs_common.quotemark)
870                         qmark = prefs_common.quotemark;
871                 else
872                         qmark = "> ";
873
874                 quote_str = compose_quote_fmt(compose, compose->replyinfo,
875                                               prefs_common.quotefmt,
876                                               qmark, body);
877         }
878
879         if (account->auto_sig)
880                 compose_insert_sig(compose);
881
882         if (quote && prefs_common.linewrap_quote)
883                 compose_wrap_line_all(compose);
884
885         gtk_editable_set_position(GTK_EDITABLE(text), 0);
886         gtk_stext_set_point(text, 0);
887
888         gtk_stext_thaw(text);
889         gtk_widget_grab_focus(compose->text);
890
891         if (prefs_common.auto_exteditor)
892                 compose_exec_ext_editor(compose);
893 }
894
895 #define INSERT_FW_HEADER(var, hdr) \
896 if (msginfo->var && *msginfo->var) { \
897         gtk_stext_insert(text, NULL, NULL, NULL, hdr, -1); \
898         gtk_stext_insert(text, NULL, NULL, NULL, msginfo->var, -1); \
899         gtk_stext_insert(text, NULL, NULL, NULL, "\n", 1); \
900 }
901
902 Compose *compose_forward(PrefsAccount *account, MsgInfo *msginfo,
903                          gboolean as_attach, const gchar *body)
904 {
905         Compose *compose;
906         GtkSText *text;
907
908         g_return_val_if_fail(msginfo != NULL, NULL);
909         g_return_val_if_fail(msginfo->folder != NULL, NULL);
910
911         if (msginfo->folder->prefs->enable_default_account)
912                 account = account_find_from_id(msginfo->folder->prefs->default_account);
913         if (!account) 
914                 account = msginfo->folder->folder->account;
915         if (!account && msginfo->to && prefs_common.forward_account_autosel) {
916                 gchar *to;
917                 Xstrdup_a(to, msginfo->to, return NULL);
918                 extract_address(to);
919                 account = account_find_from_address(to);
920         }
921
922         if (!account && prefs_common.forward_account_autosel) {
923                 gchar cc[BUFFSIZE];
924                 if (!get_header_from_msginfo(msginfo,cc,sizeof(cc),"CC:")){ /* Found a CC header */
925                         extract_address(cc);
926                         account = account_find_from_address(cc);
927                 }
928         }
929
930         if (account == NULL) {
931                 account = cur_account;
932                 /*
933                 account = msginfo->folder->folder->account;
934                 if (!account) account = cur_account;
935                 */
936         }
937         g_return_val_if_fail(account != NULL, NULL);
938
939         compose = compose_create(account, COMPOSE_FORWARD);
940
941         compose->fwdinfo = procmsg_msginfo_get_full_info(msginfo);
942         if (!compose->fwdinfo)
943                 compose->fwdinfo = procmsg_msginfo_copy(msginfo);
944
945         if (msginfo->subject && *msginfo->subject) {
946                 gtk_entry_set_text(GTK_ENTRY(compose->subject_entry), "Fw: ");
947                 gtk_entry_append_text(GTK_ENTRY(compose->subject_entry),
948                                       msginfo->subject);
949         }
950
951         text = GTK_STEXT(compose->text);
952         gtk_stext_freeze(text);
953
954
955                 if (as_attach) {
956                         gchar *msgfile;
957
958                         msgfile = procmsg_get_message_file_path(msginfo);
959                         if (!is_file_exist(msgfile))
960                                 g_warning("%s: file not exist\n", msgfile);
961                         else
962                                 compose_attach_append(compose, msgfile, msgfile,
963                                                       "message/rfc822");
964
965                         g_free(msgfile);
966                 } else {
967                         gchar *qmark;
968                         gchar *quote_str;
969                         MsgInfo *full_msginfo;
970
971                         full_msginfo = procmsg_msginfo_get_full_info(msginfo);
972                         if (!full_msginfo)
973                                 full_msginfo = procmsg_msginfo_copy(msginfo);
974
975                         if (prefs_common.fw_quotemark &&
976                             *prefs_common.fw_quotemark)
977                                 qmark = prefs_common.fw_quotemark;
978                         else
979                                 qmark = "> ";
980
981                         quote_str = compose_quote_fmt(compose, full_msginfo,
982                                                       prefs_common.fw_quotefmt,
983                                                       qmark, body);
984                         compose_attach_parts(compose, msginfo);
985
986                         procmsg_msginfo_free(full_msginfo);
987                 }
988
989         if (account->auto_sig)
990                 compose_insert_sig(compose);
991
992         if (prefs_common.linewrap_quote)
993                 compose_wrap_line_all(compose);
994
995         gtk_editable_set_position(GTK_EDITABLE(compose->text), 0);
996         gtk_stext_set_point(GTK_STEXT(compose->text), 0);
997
998         gtk_stext_thaw(text);
999 #if 0 /* NEW COMPOSE GUI */
1000         if (account->protocol != A_NNTP)
1001                 gtk_widget_grab_focus(compose->to_entry);
1002         else
1003                 gtk_widget_grab_focus(compose->newsgroups_entry);
1004 #endif
1005         gtk_widget_grab_focus(compose->header_last->entry);
1006
1007         if (prefs_common.auto_exteditor)
1008                 compose_exec_ext_editor(compose);
1009         
1010         /*save folder*/
1011         if (msginfo->folder && msginfo->folder->prefs && msginfo->folder->prefs->save_copy_to_folder) {
1012                 gchar *folderidentifier;
1013
1014                 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(compose->savemsg_checkbtn), TRUE);
1015                 folderidentifier = folder_item_get_identifier(msginfo->folder);
1016                 gtk_entry_set_text(GTK_ENTRY(compose->savemsg_entry), folderidentifier);
1017                 g_free(folderidentifier);
1018         }
1019
1020         return compose;
1021 }
1022
1023 #undef INSERT_FW_HEADER
1024
1025 Compose *compose_forward_multiple(PrefsAccount *account, GSList *msginfo_list)
1026 {
1027         Compose *compose;
1028         GtkSText *text;
1029         GSList *msginfo;
1030         gchar *msgfile;
1031
1032         g_return_val_if_fail(msginfo_list != NULL, NULL);
1033         
1034         for (msginfo = msginfo_list; msginfo != NULL; msginfo = msginfo->next) {
1035                 if ( ((MsgInfo *)msginfo->data)->folder == NULL )
1036                         return NULL;
1037         }
1038
1039         if (account == NULL) {
1040                 account = cur_account;
1041                 /*
1042                 account = msginfo->folder->folder->account;
1043                 if (!account) account = cur_account;
1044                 */
1045         }
1046         g_return_val_if_fail(account != NULL, NULL);
1047
1048         for (msginfo = msginfo_list; msginfo != NULL; msginfo = msginfo->next) {
1049                 MSG_UNSET_PERM_FLAGS(((MsgInfo *)msginfo->data)->flags, MSG_REPLIED);
1050                 MSG_SET_PERM_FLAGS(((MsgInfo *)msginfo->data)->flags, MSG_FORWARDED);
1051         }
1052
1053         compose = compose_create(account, COMPOSE_FORWARD);
1054
1055         text = GTK_STEXT(compose->text);
1056         gtk_stext_freeze(text);
1057
1058         for (msginfo = msginfo_list; msginfo != NULL; msginfo = msginfo->next) {
1059                 msgfile = procmsg_get_message_file_path((MsgInfo *)msginfo->data);
1060                 if (!is_file_exist(msgfile))
1061                         g_warning("%s: file not exist\n", msgfile);
1062                 else
1063                         compose_attach_append(compose, msgfile, msgfile,
1064                                 "message/rfc822");
1065                 g_free(msgfile);
1066         }
1067
1068         if (account->auto_sig)
1069                 compose_insert_sig(compose);
1070
1071         if (prefs_common.linewrap_quote)
1072                 compose_wrap_line_all(compose);
1073
1074         gtk_editable_set_position(GTK_EDITABLE(compose->text), 0);
1075         gtk_stext_set_point(GTK_STEXT(compose->text), 0);
1076
1077         gtk_stext_thaw(text);
1078         gtk_widget_grab_focus(compose->header_last->entry);
1079         
1080 #if 0 /* NEW COMPOSE GUI */
1081         if (account->protocol != A_NNTP)
1082                 gtk_widget_grab_focus(compose->to_entry);
1083         else
1084                 gtk_widget_grab_focus(compose->newsgroups_entry);
1085 #endif
1086
1087         return compose;
1088 }
1089
1090 void compose_reedit(MsgInfo *msginfo)
1091 {
1092         Compose *compose;
1093         PrefsAccount *account = NULL;
1094         GtkSText *text;
1095         FILE *fp;
1096         gchar buf[BUFFSIZE];
1097
1098         g_return_if_fail(msginfo != NULL);
1099         g_return_if_fail(msginfo->folder != NULL);
1100
1101         if (msginfo->folder->stype == F_QUEUE || msginfo->folder->stype == F_DRAFT) {
1102                 gchar queueheader_buf[BUFFSIZE];
1103                 gint id;
1104
1105                 /* Select Account from queue headers */
1106                 if (!get_header_from_msginfo(msginfo, queueheader_buf, 
1107                                              sizeof(queueheader_buf), "X-Sylpheed-Account-Id:")) {
1108                         id = atoi(&queueheader_buf[22]);
1109                         account = account_find_from_id(id);
1110                 }
1111                 if (!account && !get_header_from_msginfo(msginfo, queueheader_buf, 
1112                                              sizeof(queueheader_buf), "NAID:")) {
1113                         id = atoi(&queueheader_buf[5]);
1114                         account = account_find_from_id(id);
1115                 }
1116                 if (!account && !get_header_from_msginfo(msginfo, queueheader_buf, 
1117                                                     sizeof(queueheader_buf), "MAID:")) {
1118                         id = atoi(&queueheader_buf[5]);
1119                         account = account_find_from_id(id);
1120                 }
1121                 if (!account && !get_header_from_msginfo(msginfo, queueheader_buf, 
1122                                                                 sizeof(queueheader_buf), "S:")) {
1123                         account = account_find_from_address(queueheader_buf);
1124                 }
1125         } else 
1126                 account = msginfo->folder->folder->account;
1127
1128         if (!account && prefs_common.reedit_account_autosel) {
1129                 gchar from[BUFFSIZE];
1130                 if (!get_header_from_msginfo(msginfo, from, sizeof(from), "FROM:")){
1131                         extract_address(from);
1132                         account = account_find_from_address(from);
1133                 }
1134         }
1135         if (!account) account = cur_account;
1136         g_return_if_fail(account != NULL);
1137
1138         compose = compose_create(account, COMPOSE_REEDIT);
1139         compose->targetinfo = procmsg_msginfo_copy(msginfo);
1140
1141         if (msginfo->folder->stype == F_QUEUE
1142         ||  msginfo->folder->stype == F_DRAFT) {
1143                 gchar queueheader_buf[BUFFSIZE];
1144
1145                 /* Set message save folder */
1146                 if (!get_header_from_msginfo(msginfo, queueheader_buf, sizeof(queueheader_buf), "SCF:")) {
1147                         gint startpos = 0;
1148
1149                         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(compose->savemsg_checkbtn), TRUE);
1150                         gtk_editable_delete_text(GTK_EDITABLE(compose->savemsg_entry), 0, -1);
1151                         gtk_editable_insert_text(GTK_EDITABLE(compose->savemsg_entry), &queueheader_buf[4], strlen(&queueheader_buf[4]), &startpos);
1152                 }
1153         }
1154         
1155         if (compose_parse_header(compose, msginfo) < 0) return;
1156         compose_reedit_set_entry(compose, msginfo);
1157
1158         text = GTK_STEXT(compose->text);
1159         gtk_stext_freeze(text);
1160
1161         if ((fp = procmime_get_first_text_content(msginfo)) == NULL)
1162                 g_warning("Can't get text part\n");
1163         else {
1164                 while (fgets(buf, sizeof(buf), fp) != NULL) {
1165                         strcrchomp(buf);
1166                         gtk_stext_insert(text, NULL, NULL, NULL, buf, -1);
1167                 }
1168                 fclose(fp);
1169         }
1170         compose_attach_parts(compose, msginfo);
1171
1172         gtk_stext_thaw(text);
1173         gtk_widget_grab_focus(compose->text);
1174
1175         if (prefs_common.auto_exteditor)
1176                 compose_exec_ext_editor(compose);
1177 }
1178
1179 Compose *compose_redirect(PrefsAccount *account, MsgInfo *msginfo)
1180 {
1181         Compose *compose;
1182         gchar *filename;
1183         GtkItemFactory *ifactory;
1184
1185         g_return_val_if_fail(msginfo != NULL, NULL);
1186
1187         if (!account)
1188                 account = cur_account;
1189         g_return_val_if_fail(account != NULL, NULL);
1190
1191         compose = compose_create(account, COMPOSE_REDIRECT);
1192         ifactory = gtk_item_factory_from_widget(compose->menubar);
1193
1194         compose->replyinfo = NULL;
1195         compose->fwdinfo = NULL;
1196
1197         compose_show_first_last_header(compose, TRUE);
1198
1199         gtk_widget_grab_focus(compose->header_last->entry);
1200
1201         filename = procmsg_get_message_file(msginfo);
1202         if (filename == NULL)
1203                 return NULL;
1204
1205         compose->redirect_filename = filename;
1206         
1207         compose_attach_parts(compose, msginfo);
1208
1209         if (msginfo->subject)
1210                 gtk_entry_set_text(GTK_ENTRY(compose->subject_entry),
1211                                    msginfo->subject);
1212         gtk_editable_set_editable(GTK_EDITABLE(compose->subject_entry), FALSE);
1213
1214         gtk_stext_freeze(GTK_STEXT(compose->text));
1215         compose_quote_fmt(compose, msginfo, "%M", NULL, NULL);
1216         gtk_editable_set_editable(GTK_EDITABLE(compose->text), FALSE);
1217         gtk_stext_thaw(GTK_STEXT(compose->text));
1218
1219         ifactory = gtk_item_factory_from_widget(compose->popupmenu);
1220         menu_set_sensitive(ifactory, "/Add...", FALSE);
1221         menu_set_sensitive(ifactory, "/Remove", FALSE);
1222         menu_set_sensitive(ifactory, "/Property...", FALSE);
1223
1224         ifactory = gtk_item_factory_from_widget(compose->menubar);
1225         menu_set_sensitive(ifactory, "/File/Insert file", FALSE);
1226         menu_set_sensitive(ifactory, "/File/Attach file", FALSE);
1227         menu_set_sensitive(ifactory, "/File/Insert signature", FALSE);
1228         menu_set_sensitive(ifactory, "/Edit", FALSE);
1229         menu_set_sensitive(ifactory, "/Message/Save to draft folder", FALSE);
1230         menu_set_sensitive(ifactory, "/Message/Save and keep editing", FALSE);
1231 #if USE_GPGME
1232         menu_set_sensitive(ifactory, "/Message/Sign", FALSE);
1233         menu_set_sensitive(ifactory, "/Message/Encrypt", FALSE);
1234         menu_set_sensitive(ifactory, "/Message/Mode/MIME", FALSE);
1235         menu_set_sensitive(ifactory, "/Message/Mode/Inline", FALSE);
1236 #endif
1237         menu_set_sensitive(ifactory, "/Message/Priority", FALSE);
1238         menu_set_sensitive(ifactory, "/Message/Request Return Receipt", FALSE);
1239         menu_set_sensitive(ifactory, "/Tools/Show ruler", FALSE);
1240         menu_set_sensitive(ifactory, "/Tools/Actions", FALSE);
1241         
1242         gtk_widget_set_sensitive(compose->toolbar->draft_btn, FALSE);
1243         gtk_widget_set_sensitive(compose->toolbar->insert_btn, FALSE);
1244         gtk_widget_set_sensitive(compose->toolbar->attach_btn, FALSE);
1245         gtk_widget_set_sensitive(compose->toolbar->sig_btn, FALSE);
1246         gtk_widget_set_sensitive(compose->toolbar->exteditor_btn, FALSE);
1247         gtk_widget_set_sensitive(compose->toolbar->linewrap_btn, FALSE);
1248
1249         return compose;
1250 }
1251
1252 GList *compose_get_compose_list(void)
1253 {
1254         return compose_list;
1255 }
1256
1257 void compose_entry_append(Compose *compose, const gchar *address,
1258                           ComposeEntryType type)
1259 {
1260         gchar *header;
1261
1262         if (!address || *address == '\0') return;
1263
1264 #if 0 /* NEW COMPOSE GUI */
1265         switch (type) {
1266         case COMPOSE_CC:
1267                 entry = GTK_ENTRY(compose->cc_entry);
1268                 break;
1269         case COMPOSE_BCC:
1270                 entry = GTK_ENTRY(compose->bcc_entry);
1271                 break;
1272         case COMPOSE_NEWSGROUPS:
1273                 entry = GTK_ENTRY(compose->newsgroups_entry);
1274                 break;
1275         case COMPOSE_TO:
1276         default:
1277                 entry = GTK_ENTRY(compose->to_entry);
1278                 break;
1279         }
1280
1281         text = gtk_entry_get_text(entry);
1282         if (*text != '\0')
1283                 gtk_entry_append_text(entry, ", ");
1284         gtk_entry_append_text(entry, address);
1285 #endif
1286
1287         switch (type) {
1288         case COMPOSE_CC:
1289                 header = N_("Cc:");
1290                 break;
1291         case COMPOSE_BCC:
1292                 header = N_("Bcc:");
1293                 break;
1294         case COMPOSE_REPLYTO:
1295                 header = N_("Reply-To:");
1296                 break;
1297         case COMPOSE_NEWSGROUPS:
1298                 header = N_("Newsgroups:");
1299                 break;
1300         case COMPOSE_FOLLOWUPTO:
1301                 header = N_( "Followup-To:");
1302                 break;
1303         case COMPOSE_TO:
1304         default:
1305                 header = N_("To:");
1306                 break;
1307         }
1308         header = prefs_common.trans_hdr ? gettext(header) : header;
1309
1310         compose_add_header_entry(compose, header, (gchar *)address);
1311 }
1312
1313 void compose_entry_select (Compose *compose, const gchar *mailto)
1314 {
1315         GSList *header_list;
1316                 
1317         for (header_list = compose->header_list; header_list != NULL; header_list = header_list->next) {
1318                 GtkEntry * entry = GTK_ENTRY(((ComposeHeaderEntry *)header_list->data)->entry);
1319
1320                 if (gtk_entry_get_text(entry) && !g_strcasecmp(gtk_entry_get_text(entry), mailto)) {
1321                         gtk_entry_select_region(entry, 0, -1);
1322                         gtk_widget_grab_focus(GTK_WIDGET(entry));
1323                 }
1324         }
1325 }
1326
1327 void compose_toolbar_cb(gint action, gpointer data)
1328 {
1329         ToolbarItem *toolbar_item = (ToolbarItem*)data;
1330         Compose *compose = (Compose*)toolbar_item->parent;
1331         
1332         g_return_if_fail(compose != NULL);
1333
1334         switch(action) {
1335         case A_SEND:
1336                 compose_send_cb(compose, 0, NULL);
1337                 break;
1338         case A_SENDL:
1339                 compose_send_later_cb(compose, 0, NULL);
1340                 break;
1341         case A_DRAFT:
1342                 compose_draft_cb(compose, 0, NULL);
1343                 break;
1344         case A_INSERT:
1345                 compose_insert_file_cb(compose, 0, NULL);
1346                 break;
1347         case A_ATTACH:
1348                 compose_attach_cb(compose, 0, NULL);
1349                 break;
1350         case A_SIG:
1351                 compose_insert_sig(compose);
1352                 break;
1353         case A_EXTEDITOR:
1354                 compose_ext_editor_cb(compose, 0, NULL);
1355                 break;
1356         case A_LINEWRAP:
1357                 compose_wrap_line(compose);
1358                 break;
1359         case A_ADDRBOOK:
1360                 compose_address_cb(compose, 0, NULL);
1361                 break;
1362         default:
1363                 break;
1364         }
1365 }
1366
1367 static void compose_entries_set(Compose *compose, const gchar *mailto)
1368 {
1369         gchar *to = NULL;
1370         gchar *cc = NULL;
1371         gchar *bcc = NULL;
1372         gchar *subject = NULL;
1373         gchar *body = NULL;
1374
1375         scan_mailto_url(mailto, &to, &cc, &bcc, &subject, &body);
1376
1377         if (to)
1378                 compose_entry_append(compose, to, COMPOSE_TO);
1379         if (cc)
1380                 compose_entry_append(compose, cc, COMPOSE_CC);
1381         if (bcc)
1382                 compose_entry_append(compose, bcc, COMPOSE_BCC);
1383         if (subject)
1384                 gtk_entry_set_text(GTK_ENTRY(compose->subject_entry), subject);
1385         if (body) {
1386                 gtk_stext_insert(GTK_STEXT(compose->text),
1387                                 NULL, NULL, NULL, body, -1);
1388                 gtk_stext_insert(GTK_STEXT(compose->text),
1389                                 NULL, NULL, NULL, "\n", 1);
1390         }
1391
1392         g_free(to);
1393         g_free(cc);
1394         g_free(bcc);
1395         g_free(subject);
1396         g_free(body);
1397 }
1398
1399 static gint compose_parse_header(Compose *compose, MsgInfo *msginfo)
1400 {
1401         static HeaderEntry hentry[] = {{"Reply-To:",    NULL, TRUE},
1402                                        {"Cc:",          NULL, FALSE},
1403                                        {"References:",  NULL, FALSE},
1404                                        {"Bcc:",         NULL, FALSE},
1405                                        {"Newsgroups:",  NULL, FALSE},
1406                                        {"Followup-To:", NULL, FALSE},
1407                                        {"List-Post:",   NULL, FALSE},
1408                                        {"X-Priority:",  NULL, FALSE},
1409                                        {NULL,           NULL, FALSE}};
1410
1411         enum
1412         {
1413                 H_REPLY_TO      = 0,
1414                 H_CC            = 1,
1415                 H_REFERENCES    = 2,
1416                 H_BCC           = 3,
1417                 H_NEWSGROUPS    = 4,
1418                 H_FOLLOWUP_TO   = 5,
1419                 H_LIST_POST     = 6,
1420                 H_X_PRIORITY    = 7
1421         };
1422
1423         FILE *fp;
1424
1425         g_return_val_if_fail(msginfo != NULL, -1);
1426
1427         if ((fp = procmsg_open_message(msginfo)) == NULL) return -1;
1428         procheader_get_header_fields(fp, hentry);
1429         fclose(fp);
1430
1431         if (hentry[H_REPLY_TO].body != NULL) {
1432                 conv_unmime_header_overwrite(hentry[H_REPLY_TO].body);
1433                 compose->replyto = hentry[H_REPLY_TO].body;
1434                 hentry[H_REPLY_TO].body = NULL;
1435         }
1436         if (hentry[H_CC].body != NULL) {
1437                 conv_unmime_header_overwrite(hentry[H_CC].body);
1438                 compose->cc = hentry[H_CC].body;
1439                 hentry[H_CC].body = NULL;
1440         }
1441         if (hentry[H_REFERENCES].body != NULL) {
1442                 if (compose->mode == COMPOSE_REEDIT)
1443                         compose->references = hentry[H_REFERENCES].body;
1444                 else {
1445                         compose->references = compose_parse_references
1446                                 (hentry[H_REFERENCES].body, msginfo->msgid);
1447                         g_free(hentry[H_REFERENCES].body);
1448                 }
1449                 hentry[H_REFERENCES].body = NULL;
1450         }
1451         if (hentry[H_BCC].body != NULL) {
1452                 if (compose->mode == COMPOSE_REEDIT) {
1453                         conv_unmime_header_overwrite(hentry[H_BCC].body);
1454                         compose->bcc = hentry[H_BCC].body;
1455                 } else
1456                         g_free(hentry[H_BCC].body);
1457                 hentry[H_BCC].body = NULL;
1458         }
1459         if (hentry[H_NEWSGROUPS].body != NULL) {
1460                 conv_unmime_header_overwrite(hentry[H_NEWSGROUPS].body);
1461                 compose->newsgroups = hentry[H_NEWSGROUPS].body;
1462                 hentry[H_NEWSGROUPS].body = NULL;
1463         }
1464         if (hentry[H_FOLLOWUP_TO].body != NULL) {
1465                 conv_unmime_header_overwrite(hentry[H_FOLLOWUP_TO].body);
1466                 compose->followup_to = hentry[H_FOLLOWUP_TO].body;
1467                 hentry[H_FOLLOWUP_TO].body = NULL;
1468         }
1469         if (hentry[H_LIST_POST].body != NULL) {
1470                 gchar *to = NULL;
1471
1472                 extract_address(hentry[H_LIST_POST].body);
1473                 if (hentry[H_LIST_POST].body[0] != '\0') {
1474                         scan_mailto_url(hentry[H_LIST_POST].body,
1475                                         &to, NULL, NULL, NULL, NULL);
1476                         if (to) {
1477                                 g_free(compose->ml_post);
1478                                 compose->ml_post = to;
1479                         }
1480                 }
1481                 g_free(hentry[H_LIST_POST].body);
1482                 hentry[H_LIST_POST].body = NULL;
1483         }
1484
1485         /* CLAWS - X-Priority */
1486         if (compose->mode == COMPOSE_REEDIT)
1487                 if (hentry[H_X_PRIORITY].body != NULL) {
1488                         gint priority;
1489                         
1490                         priority = atoi(hentry[H_X_PRIORITY].body);
1491                         g_free(hentry[H_X_PRIORITY].body);
1492                         
1493                         hentry[H_X_PRIORITY].body = NULL;
1494                         
1495                         if (priority < PRIORITY_HIGHEST || 
1496                             priority > PRIORITY_LOWEST)
1497                                 priority = PRIORITY_NORMAL;
1498                         
1499                         compose->priority =  priority;
1500                 }
1501  
1502         if (compose->mode == COMPOSE_REEDIT && msginfo->inreplyto)
1503                 compose->inreplyto = g_strdup(msginfo->inreplyto);
1504         else if (compose->mode != COMPOSE_REEDIT &&
1505                  msginfo->msgid && *msginfo->msgid) {
1506                 compose->inreplyto = g_strdup(msginfo->msgid);
1507
1508                 if (!compose->references) {
1509                         if (msginfo->inreplyto && *msginfo->inreplyto)
1510                                 compose->references =
1511                                         g_strdup_printf("<%s>\n\t<%s>",
1512                                                         msginfo->inreplyto,
1513                                                         msginfo->msgid);
1514                         else
1515                                 compose->references =
1516                                         g_strconcat("<", msginfo->msgid, ">",
1517                                                     NULL);
1518                 }
1519         }
1520
1521         return 0;
1522 }
1523
1524 static gchar *compose_parse_references(const gchar *ref, const gchar *msgid)
1525 {
1526         GSList *ref_id_list, *cur;
1527         GString *new_ref;
1528         gchar *new_ref_str;
1529
1530         ref_id_list = references_list_append(NULL, ref);
1531         if (!ref_id_list) return NULL;
1532         if (msgid && *msgid)
1533                 ref_id_list = g_slist_append(ref_id_list, g_strdup(msgid));
1534
1535         for (;;) {
1536                 gint len = 0;
1537
1538                 for (cur = ref_id_list; cur != NULL; cur = cur->next)
1539                         /* "<" + Message-ID + ">" + CR+LF+TAB */
1540                         len += strlen((gchar *)cur->data) + 5;
1541
1542                 if (len > MAX_REFERENCES_LEN) {
1543                         /* remove second message-ID */
1544                         if (ref_id_list && ref_id_list->next &&
1545                             ref_id_list->next->next) {
1546                                 g_free(ref_id_list->next->data);
1547                                 ref_id_list = g_slist_remove
1548                                         (ref_id_list, ref_id_list->next->data);
1549                         } else {
1550                                 slist_free_strings(ref_id_list);
1551                                 g_slist_free(ref_id_list);
1552                                 return NULL;
1553                         }
1554                 } else
1555                         break;
1556         }
1557
1558         new_ref = g_string_new("");
1559         for (cur = ref_id_list; cur != NULL; cur = cur->next) {
1560                 if (new_ref->len > 0)
1561                         g_string_append(new_ref, "\n\t");
1562                 g_string_sprintfa(new_ref, "<%s>", (gchar *)cur->data);
1563         }
1564
1565         slist_free_strings(ref_id_list);
1566         g_slist_free(ref_id_list);
1567
1568         new_ref_str = new_ref->str;
1569         g_string_free(new_ref, FALSE);
1570
1571         return new_ref_str;
1572 }
1573
1574 static gchar *compose_quote_fmt(Compose *compose, MsgInfo *msginfo,
1575                                 const gchar *fmt, const gchar *qmark,
1576                                 const gchar *body)
1577 {
1578         GtkSText *text = GTK_STEXT(compose->text);
1579         static MsgInfo dummyinfo;
1580         gchar *quote_str = NULL;
1581         gchar *buf;
1582         gchar *p, *lastp;
1583         gint len;
1584
1585         if (!msginfo)
1586                 msginfo = &dummyinfo;
1587
1588         if (qmark != NULL) {
1589                 quote_fmt_init(msginfo, NULL, NULL);
1590                 quote_fmt_scan_string(qmark);
1591                 quote_fmt_parse();
1592
1593                 buf = quote_fmt_get_buffer();
1594                 if (buf == NULL)
1595                         alertpanel_error(_("Quote mark format error."));
1596                 else
1597                         Xstrdup_a(quote_str, buf, return NULL)
1598         }
1599
1600         if (fmt && *fmt != '\0') {
1601                 quote_fmt_init(msginfo, quote_str, body);
1602                 quote_fmt_scan_string(fmt);
1603                 quote_fmt_parse();
1604
1605                 buf = quote_fmt_get_buffer();
1606                 if (buf == NULL) {
1607                         alertpanel_error(_("Message reply/forward format error."));
1608                         return NULL;
1609                 }
1610         } else
1611                 buf = "";
1612
1613         gtk_stext_freeze(text);
1614
1615         for (p = buf; *p != '\0'; ) {
1616                 lastp = strchr(p, '\n');
1617                 len = lastp ? lastp - p + 1 : -1;
1618                 gtk_stext_insert(text, NULL, NULL, NULL, p, len);
1619                 if (lastp)
1620                         p = lastp + 1;
1621                 else
1622                         break;
1623         }
1624
1625         gtk_stext_thaw(text);
1626
1627         return buf;
1628 }
1629
1630 static void compose_reply_set_entry(Compose *compose, MsgInfo *msginfo,
1631                                     gboolean to_all, gboolean to_ml,
1632                                     gboolean to_sender,
1633                                     gboolean followup_and_reply_to)
1634 {
1635         GSList *cc_list = NULL;
1636         GSList *cur;
1637         gchar *from = NULL;
1638         gchar *replyto = NULL;
1639         GHashTable *to_table;
1640
1641         g_return_if_fail(compose->account != NULL);
1642         g_return_if_fail(msginfo != NULL);
1643
1644         if (compose->account->protocol != A_NNTP) {
1645                 if (!compose->replyto && to_ml && compose->ml_post
1646                     && !(msginfo->folder && msginfo->folder->prefs->enable_default_reply_to))
1647                         compose_entry_append(compose,
1648                                            compose->ml_post,
1649                                            COMPOSE_TO);
1650                 else if (!(to_all || to_sender)
1651                          && msginfo->folder
1652                          && msginfo->folder->prefs->enable_default_reply_to) {
1653                         compose_entry_append(compose,
1654                             msginfo->folder->prefs->default_reply_to,
1655                             COMPOSE_TO);
1656                 } else
1657                         compose_entry_append(compose,
1658                                  (compose->replyto && !to_sender)
1659                                   ? compose->replyto :
1660                                   msginfo->from ? msginfo->from : "",
1661                                   COMPOSE_TO);
1662         } else {
1663                 if (to_sender || (compose->followup_to && 
1664                         !strncmp(compose->followup_to, "poster", 6)))
1665                         compose_entry_append
1666                                 (compose, 
1667                                  ((compose->replyto && !to_sender)
1668                                  ? compose->replyto :
1669                                  msginfo->from ? msginfo->from : ""),
1670                                  COMPOSE_TO);
1671                                  
1672                 else if (followup_and_reply_to || to_all) {
1673                         compose_entry_append
1674                                 (compose,
1675                                  (compose->replyto ? compose->replyto :
1676                                  msginfo->from ? msginfo->from : ""),
1677                                  COMPOSE_TO);                           
1678                 
1679                         compose_entry_append
1680                                 (compose,
1681                                  compose->followup_to ? compose->followup_to :
1682                                  compose->newsgroups ? compose->newsgroups : "",
1683                                  COMPOSE_NEWSGROUPS);
1684                 } else {
1685                         compose_entry_append
1686                                 (compose,
1687                                  compose->followup_to ? compose->followup_to :
1688                                  compose->newsgroups ? compose->newsgroups : "",
1689                                  COMPOSE_NEWSGROUPS);
1690                 }
1691         }
1692
1693         if (msginfo->subject && *msginfo->subject) {
1694                 gchar *buf, *buf2, *p;
1695
1696                 buf = g_strdup(msginfo->subject);
1697                 while (!strncasecmp(buf, "Re:", 3)) {
1698                         p = buf + 3;
1699                         while (isspace(*p)) p++;
1700                         memmove(buf, p, strlen(p) + 1);
1701                 }
1702
1703                 buf2 = g_strdup_printf("Re: %s", buf);
1704                 gtk_entry_set_text(GTK_ENTRY(compose->subject_entry), buf2);
1705                 g_free(buf2);
1706                 g_free(buf);
1707         } else
1708                 gtk_entry_set_text(GTK_ENTRY(compose->subject_entry), "Re: ");
1709
1710         if (to_ml && compose->ml_post) return;
1711         if (!to_all || compose->account->protocol == A_NNTP) return;
1712
1713         if (compose->replyto) {
1714                 Xstrdup_a(replyto, compose->replyto, return);
1715                 extract_address(replyto);
1716         }
1717         if (msginfo->from) {
1718                 Xstrdup_a(from, msginfo->from, return);
1719                 extract_address(from);
1720         }
1721
1722         if (replyto && from)
1723                 cc_list = address_list_append(cc_list, from);
1724         cc_list = address_list_append(cc_list, msginfo->to);
1725         cc_list = address_list_append(cc_list, compose->cc);
1726
1727         to_table = g_hash_table_new(g_str_hash, g_str_equal);
1728         if (replyto)
1729                 g_hash_table_insert(to_table, replyto, GINT_TO_POINTER(1));
1730         if (compose->account)
1731                 g_hash_table_insert(to_table, compose->account->address,
1732                                     GINT_TO_POINTER(1));
1733
1734         /* remove address on To: and that of current account */
1735         for (cur = cc_list; cur != NULL; ) {
1736                 GSList *next = cur->next;
1737
1738                 if (g_hash_table_lookup(to_table, cur->data) != NULL)
1739                         cc_list = g_slist_remove(cc_list, cur->data);
1740                 else
1741                         g_hash_table_insert(to_table, cur->data, cur);
1742
1743                 cur = next;
1744         }
1745         g_hash_table_destroy(to_table);
1746
1747         if (cc_list) {
1748                 for (cur = cc_list; cur != NULL; cur = cur->next)
1749                         compose_entry_append(compose, (gchar *)cur->data,
1750                                              COMPOSE_CC);
1751                 slist_free_strings(cc_list);
1752                 g_slist_free(cc_list);
1753         }
1754 }
1755
1756 #define SET_ENTRY(entry, str) \
1757 { \
1758         if (str && *str) \
1759                 gtk_entry_set_text(GTK_ENTRY(compose->entry), str); \
1760 }
1761
1762 #define SET_ADDRESS(type, str) \
1763 { \
1764         if (str && *str) \
1765                 compose_entry_append(compose, str, type); \
1766 }
1767
1768 static void compose_reedit_set_entry(Compose *compose, MsgInfo *msginfo)
1769 {
1770         g_return_if_fail(msginfo != NULL);
1771
1772         SET_ENTRY(subject_entry, msginfo->subject);
1773         SET_ADDRESS(COMPOSE_TO, msginfo->to);
1774         SET_ADDRESS(COMPOSE_CC, compose->cc);
1775         SET_ADDRESS(COMPOSE_BCC, compose->bcc);
1776         SET_ADDRESS(COMPOSE_REPLYTO, compose->replyto);
1777         SET_ADDRESS(COMPOSE_NEWSGROUPS, compose->newsgroups);
1778         SET_ADDRESS(COMPOSE_FOLLOWUPTO, compose->followup_to);
1779
1780         compose_update_priority_menu_item(compose);
1781 #if USE_GPGME   
1782         compose_update_gnupg_mode_menu_item(compose);
1783 #endif
1784         compose_show_first_last_header(compose, TRUE);
1785
1786 }
1787
1788 #undef SET_ENTRY
1789 #undef SET_ADDRESS
1790
1791 static void compose_exec_sig(Compose *compose, gchar *sigfile)
1792 {
1793         FILE  *sigprg;
1794         gchar  *buf;
1795         size_t buf_len = 128;
1796  
1797         if (strlen(sigfile) < 2)
1798           return;
1799  
1800         sigprg = popen(sigfile+1, "r");
1801         if (sigprg) {
1802
1803                 buf = g_malloc(buf_len);
1804
1805                 if (!buf) {
1806                         gtk_stext_insert(GTK_STEXT(compose->text), NULL, NULL, NULL, \
1807                         "Unable to insert signature (malloc failed)\n", -1);
1808
1809                         pclose(sigprg);
1810                         return;
1811                 }
1812
1813                 while (!feof(sigprg)) {
1814                         bzero(buf, buf_len);
1815                         fread(buf, buf_len-1, 1, sigprg);
1816                         gtk_stext_insert(GTK_STEXT(compose->text), NULL, NULL, NULL, buf, -1);
1817                 }
1818
1819                 g_free(buf);
1820                 pclose(sigprg);
1821         }
1822         else
1823         {
1824                 gtk_stext_insert(GTK_STEXT(compose->text), NULL, NULL, NULL, \
1825                 "Can't exec file: ", -1);
1826                 gtk_stext_insert(GTK_STEXT(compose->text), NULL, NULL, NULL, \
1827                 sigfile+1, -1);
1828         }
1829 }
1830
1831 static void compose_insert_sig(Compose *compose)
1832 {
1833         PrefsAccount *account;
1834         gchar *sigfile;
1835
1836         if (compose->account && compose->account->sig_path)
1837                 sigfile = g_strdup(compose->account->sig_path);
1838         else
1839                 sigfile = g_strconcat(get_home_dir(), G_DIR_SEPARATOR_S,
1840                                       DEFAULT_SIGNATURE, NULL);
1841
1842         if (!is_file_or_fifo_exist(sigfile) && sigfile[0] != '|') {
1843                 g_free(sigfile);
1844                 return;
1845         }
1846
1847         gtk_stext_insert(GTK_STEXT(compose->text), NULL, NULL, NULL, "\n\n", 2);
1848         if (account->sig_sep) {
1849                 gtk_stext_insert(GTK_STEXT(compose->text), NULL, NULL, NULL,
1850                                 account->sig_sep, -1);
1851                 gtk_stext_insert(GTK_STEXT(compose->text), NULL, NULL, NULL,
1852                                 "\n", 1);
1853         }
1854
1855         if (sigfile[0] == '|')
1856                 compose_exec_sig(compose, sigfile);
1857         else
1858                 compose_insert_file(compose, sigfile);
1859         g_free(sigfile);
1860 }
1861
1862 static void compose_insert_file(Compose *compose, const gchar *file)
1863 {
1864         GtkSText *text = GTK_STEXT(compose->text);
1865         gchar buf[BUFFSIZE];
1866         gint len;
1867         FILE *fp;
1868
1869         g_return_if_fail(file != NULL);
1870
1871         if ((fp = fopen(file, "rb")) == NULL) {
1872                 FILE_OP_ERROR(file, "fopen");
1873                 return;
1874         }
1875
1876         gtk_stext_freeze(text);
1877
1878         while (fgets(buf, sizeof(buf), fp) != NULL) {
1879                 /* strip <CR> if DOS/Windows file,
1880                    replace <CR> with <LF> if Macintosh file. */
1881                 strcrchomp(buf);
1882                 len = strlen(buf);
1883                 if (len > 0 && buf[len - 1] != '\n') {
1884                         while (--len >= 0)
1885                                 if (buf[len] == '\r') buf[len] = '\n';
1886                 }
1887                 gtk_stext_insert(text, NULL, NULL, NULL, buf, -1);
1888         }
1889
1890         gtk_stext_thaw(text);
1891
1892         fclose(fp);
1893 }
1894
1895 static void compose_attach_append(Compose *compose, const gchar *file,
1896                                   const gchar *filename,
1897                                   const gchar *content_type)
1898 {
1899         AttachInfo *ainfo;
1900         gchar *text[N_ATTACH_COLS];
1901         FILE *fp;
1902         off_t size;
1903         gint row;
1904
1905         if (!is_file_exist(file)) {
1906                 g_warning("File %s doesn't exist\n", file);
1907                 return;
1908         }
1909         if ((size = get_file_size(file)) < 0) {
1910                 g_warning("Can't get file size of %s\n", file);
1911                 return;
1912         }
1913         if (size == 0) {
1914                 alertpanel_notice(_("File %s is empty."), file);
1915                 return;
1916         }
1917         if ((fp = fopen(file, "rb")) == NULL) {
1918                 alertpanel_error(_("Can't read %s."), file);
1919                 return;
1920         }
1921         fclose(fp);
1922
1923 #if 0 /* NEW COMPOSE GUI */
1924         if (!compose->use_attach) {
1925                 GtkItemFactory *ifactory;
1926                 GtkWidget *menuitem;
1927
1928                 ifactory = gtk_item_factory_from_widget(compose->menubar);
1929                 menuitem = gtk_item_factory_get_item(ifactory,
1930                                                      "/View/Attachment");
1931                 gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menuitem),
1932                                                TRUE);
1933         }
1934 #endif
1935         ainfo = g_new0(AttachInfo, 1);
1936         ainfo->file = g_strdup(file);
1937
1938         if (content_type) {
1939                 ainfo->content_type = g_strdup(content_type);
1940                 if (!strcasecmp(content_type, "message/rfc822")) {
1941                         if (procmime_get_encoding_for_file(file) == ENC_7BIT)
1942                                 ainfo->encoding = ENC_7BIT;
1943                         else
1944                                 ainfo->encoding = ENC_8BIT;
1945                         ainfo->name = g_strdup_printf
1946                                 (_("Message: %s"),
1947                                  g_basename(filename ? filename : file));
1948                 } else {
1949                         if (!g_strncasecmp(content_type, "text", 4))
1950                                 ainfo->encoding =
1951                                         procmime_get_encoding_for_file(file);
1952                         else
1953                                 ainfo->encoding = ENC_BASE64;
1954                         ainfo->name = g_strdup
1955                                 (g_basename(filename ? filename : file));
1956                 }
1957         } else {
1958                 ainfo->content_type = procmime_get_mime_type(file);
1959                 if (!ainfo->content_type) {
1960                         ainfo->content_type =
1961                                 g_strdup("application/octet-stream");
1962                         ainfo->encoding = ENC_BASE64;
1963                 } else if (!g_strncasecmp(ainfo->content_type, "text", 4))
1964                         ainfo->encoding = procmime_get_encoding_for_file(file);
1965                 else
1966                         ainfo->encoding = ENC_BASE64;
1967                 ainfo->name = g_strdup(g_basename(filename ? filename : file)); 
1968         }
1969         ainfo->size = size;
1970
1971         text[COL_MIMETYPE] = ainfo->content_type;
1972         text[COL_SIZE] = to_human_readable(size);
1973         text[COL_NAME] = ainfo->name;
1974
1975         row = gtk_clist_append(GTK_CLIST(compose->attach_clist), text);
1976         gtk_clist_set_row_data(GTK_CLIST(compose->attach_clist), row, ainfo);
1977 }
1978
1979 #define IS_FIRST_PART_TEXT(info) \
1980         ((info->mime_type == MIME_TEXT || info->mime_type == MIME_TEXT_HTML || \
1981           info->mime_type == MIME_TEXT_ENRICHED) || \
1982          (info->mime_type == MIME_MULTIPART && info->content_type && \
1983           !strcasecmp(info->content_type, "multipart/alternative") && \
1984           (info->children && \
1985            (info->children->mime_type == MIME_TEXT || \
1986             info->children->mime_type == MIME_TEXT_HTML || \
1987             info->children->mime_type == MIME_TEXT_ENRICHED))))
1988
1989 static void compose_attach_parts(Compose *compose, MsgInfo *msginfo)
1990 {
1991         MimeInfo *mimeinfo;
1992         MimeInfo *child;
1993         gchar *infile;
1994         gchar *outfile;
1995
1996         mimeinfo = procmime_scan_message(msginfo);
1997         if (!mimeinfo) return;
1998
1999         /* skip first text (presumably message body) */
2000         child = mimeinfo->children;
2001         if (!child || IS_FIRST_PART_TEXT(mimeinfo)) {
2002                 procmime_mimeinfo_free_all(mimeinfo);
2003                 return;
2004         }
2005
2006         if (IS_FIRST_PART_TEXT(child))
2007                 child = child->next;
2008
2009         infile = procmsg_get_message_file_path(msginfo);
2010
2011         while (child != NULL) {
2012                 if (child->children || child->mime_type == MIME_MULTIPART) {
2013                         child = procmime_mimeinfo_next(child);
2014                         continue;
2015                 }
2016                 if(child->parent && child->parent->parent
2017                 && !strcasecmp(child->parent->parent->content_type, "multipart/signed")
2018                 && child->mime_type == MIME_TEXT) {
2019                         /* this is the main text part of a signed message */
2020                         child = procmime_mimeinfo_next(child);
2021                         continue;
2022                 }
2023                 outfile = procmime_get_tmp_file_name(child);
2024                 if (procmime_get_part(outfile, infile, child) < 0)
2025                         g_warning("Can't get the part of multipart message.");
2026                 else if (compose->mode != COMPOSE_REEDIT || strcmp(child->content_type, "application/pgp-signature"))
2027                         compose_attach_append
2028                                 (compose, outfile,
2029                                  child->filename ? child->filename : child->name,
2030                                  child->content_type);
2031
2032                 child = child->next;
2033         }
2034
2035         g_free(infile);
2036         procmime_mimeinfo_free_all(mimeinfo);
2037 }
2038
2039 #undef IS_FIRST_PART_TEXT
2040
2041 #define GET_CHAR(pos, buf, len)                                              \
2042 {                                                                            \
2043         if (text->use_wchar)                                                 \
2044                 len = wctomb(buf, (wchar_t)GTK_STEXT_INDEX(text, (pos)));    \
2045         else {                                                               \
2046                 buf[0] = GTK_STEXT_INDEX(text, (pos));                       \
2047                 len = 1;                                                     \
2048         }                                                                    \
2049 }
2050
2051 #define INDENT_CHARS    ">|#"
2052 #define SPACE_CHARS     " \t"
2053
2054 static void compose_wrap_line(Compose *compose)
2055 {
2056         GtkSText *text = GTK_STEXT(compose->text);
2057         gint ch_len, last_ch_len;
2058         gchar cbuf[MB_LEN_MAX], last_ch;
2059         guint text_len;
2060         guint line_end;
2061         guint quoted;
2062         gint p_start, p_end;
2063         gint line_pos, cur_pos;
2064         gint line_len, cur_len;
2065
2066         gtk_stext_freeze(text);
2067
2068         text_len = gtk_stext_get_length(text);
2069
2070         /* check to see if the point is on the paragraph mark (empty line). */
2071         cur_pos = gtk_stext_get_point(text);
2072         GET_CHAR(cur_pos, cbuf, ch_len);
2073         if ((ch_len == 1 && *cbuf == '\n') || cur_pos == text_len) {
2074                 if (cur_pos == 0)
2075                         goto compose_end; /* on the paragraph mark */
2076                 GET_CHAR(cur_pos - 1, cbuf, ch_len);
2077                 if (ch_len == 1 && *cbuf == '\n')
2078                         goto compose_end; /* on the paragraph mark */
2079         }
2080
2081         /* find paragraph start. */
2082         line_end = quoted = 0;
2083         for (p_start = cur_pos; p_start >= 0; --p_start) {
2084                 GET_CHAR(p_start, cbuf, ch_len);
2085                 if (ch_len == 1 && *cbuf == '\n') {
2086                         if (quoted)
2087                                 goto compose_end; /* quoted part */
2088                         if (line_end) {
2089                                 p_start += 2;
2090                                 break;
2091                         }
2092                         line_end = 1;
2093                 } else {
2094                         if (ch_len == 1 
2095                             && strchr(prefs_common.quote_chars, *cbuf))
2096                                 quoted = 1;
2097                         else if (ch_len != 1 || !isspace(*cbuf))
2098                                 quoted = 0;
2099
2100                         line_end = 0;
2101                 }
2102         }
2103         if (p_start < 0)
2104                 p_start = 0;
2105
2106         /* find paragraph end. */
2107         line_end = 0;
2108         for (p_end = cur_pos; p_end < text_len; p_end++) {
2109                 GET_CHAR(p_end, cbuf, ch_len);
2110                 if (ch_len == 1 && *cbuf == '\n') {
2111                         if (line_end) {
2112                                 p_end -= 1;
2113                                 break;
2114                         }
2115                         line_end = 1;
2116                 } else {
2117                         if (line_end && ch_len == 1 &&
2118                             strchr(prefs_common.quote_chars, *cbuf))
2119                                 goto compose_end; /* quoted part */
2120
2121                         line_end = 0;
2122                 }
2123         }
2124         if (p_end >= text_len)
2125                 p_end = text_len;
2126
2127         if (p_start >= p_end)
2128                 goto compose_end;
2129
2130         line_len = cur_len = 0;
2131         last_ch_len = 0;
2132         last_ch = '\0';
2133         line_pos = p_start;
2134         for (cur_pos = p_start; cur_pos < p_end; cur_pos++) {
2135                 guint space = 0;
2136
2137                 GET_CHAR(cur_pos, cbuf, ch_len);
2138
2139                 if (ch_len < 0) {
2140                         cbuf[0] = '\0';
2141                         ch_len = 1;
2142                 }
2143
2144                 if (ch_len == 1 && isspace(*cbuf))
2145                         space = 1;
2146
2147                 if (ch_len == 1 && *cbuf == '\n') {
2148                         guint replace = 0;
2149                         if (last_ch_len == 1 && !isspace(last_ch)) {
2150                                 if (cur_pos + 1 < p_end) {
2151                                         GET_CHAR(cur_pos + 1, cbuf, ch_len);
2152                                         if (ch_len == 1 && !isspace(*cbuf))
2153                                                 replace = 1;
2154                                 }
2155                         }
2156                         gtk_stext_set_point(text, cur_pos + 1);
2157                         gtk_stext_backward_delete(text, 1);
2158                         if (replace) {
2159                                 gtk_stext_set_point(text, cur_pos);
2160                                 gtk_stext_insert(text, NULL, NULL, NULL, " ", 1);
2161                                 space = 1;
2162                         }
2163                         else {
2164                                 p_end--;
2165                                 cur_pos--;
2166                                 continue;
2167                         }
2168                 }
2169
2170                 last_ch_len = ch_len;
2171                 last_ch = *cbuf;
2172
2173                 if (space) {
2174                         line_pos = cur_pos + 1;
2175                         line_len = cur_len + ch_len;
2176                 }
2177
2178                 if (cur_len + ch_len > prefs_common.linewrap_len &&
2179                     line_len > 0) {
2180                         gint tlen = ch_len;
2181
2182                         GET_CHAR(line_pos - 1, cbuf, ch_len);
2183                         if (ch_len == 1 && isspace(*cbuf)) {
2184                                 gtk_stext_set_point(text, line_pos);
2185                                 gtk_stext_backward_delete(text, 1);
2186                                 p_end--;
2187                                 cur_pos--;
2188                                 line_pos--;
2189                                 cur_len--;
2190                                 line_len--;
2191                         }
2192                         ch_len = tlen;
2193
2194                         gtk_stext_set_point(text, line_pos);
2195                         gtk_stext_insert(text, NULL, NULL, NULL, "\n", 1);
2196                         p_end++;
2197                         cur_pos++;
2198                         line_pos++;
2199                         cur_len = cur_len - line_len + ch_len;
2200                         line_len = 0;
2201                         continue;
2202                 }
2203
2204                 if (ch_len > 1) {
2205                         line_pos = cur_pos + 1;
2206                         line_len = cur_len + ch_len;
2207                 }
2208                 cur_len += ch_len;
2209         }
2210
2211 compose_end:
2212         gtk_stext_thaw(text);
2213 }
2214
2215 #undef WRAP_DEBUG
2216 #ifdef WRAP_DEBUG
2217 /* Darko: used when I debug wrapping */
2218 void dump_text(GtkSText *text, int pos, int tlen, int breakoncr)
2219 {
2220         gint i, clen;
2221         gchar cbuf[MB_LEN_MAX];
2222
2223         printf("%d [", pos);
2224         for (i = pos; i < tlen; i++) {
2225                 GET_CHAR(i, cbuf, clen);
2226                 if (clen < 0) break;
2227                 if (breakoncr && clen == 1 && cbuf[0] == '\n')
2228                         break;
2229                 fwrite(cbuf, clen, 1, stdout);
2230         }
2231         printf("]\n");
2232 }
2233 #endif
2234
2235 typedef enum {
2236         WAIT_FOR_SPACE,
2237         WAIT_FOR_INDENT_CHAR,
2238         WAIT_FOR_INDENT_CHAR_OR_SPACE
2239 } IndentState;
2240
2241 /* return indent length, we allow:
2242    > followed by spaces/tabs
2243    | followed by spaces/tabs
2244    uppercase characters immediately followed by >,
2245    and the repeating sequences of the above */
2246 /* return indent length */
2247 static guint get_indent_length(GtkSText *text, guint start_pos, guint text_len)
2248 {
2249         guint i_len = 0;
2250         guint i, ch_len, alnum_cnt = 0;
2251         IndentState state = WAIT_FOR_INDENT_CHAR;
2252         gchar cbuf[MB_LEN_MAX];
2253         gboolean is_space;
2254         gboolean is_indent;
2255
2256         for (i = start_pos; i < text_len; i++) {
2257                 GET_CHAR(i, cbuf, ch_len);
2258                 if (ch_len > 1)
2259                         break;
2260
2261                 if (cbuf[0] == '\n')
2262                         break;
2263
2264                 is_indent = strchr(prefs_common.quote_chars, cbuf[0]) ? TRUE : FALSE;
2265                 is_space = strchr(SPACE_CHARS, cbuf[0]) ? TRUE : FALSE;
2266
2267                 switch (state) {
2268                 case WAIT_FOR_SPACE:
2269                         if (is_space == FALSE)
2270                                 goto out;
2271                         state = WAIT_FOR_INDENT_CHAR_OR_SPACE;
2272                         break;
2273                 case WAIT_FOR_INDENT_CHAR_OR_SPACE:
2274                         if (is_indent == FALSE && is_space == FALSE &&
2275                             !isupper(cbuf[0]))
2276                                 goto out;
2277                         if (is_space == TRUE) {
2278                                 alnum_cnt = 0;
2279                                 state = WAIT_FOR_INDENT_CHAR_OR_SPACE;
2280                         } else if (is_indent == TRUE) {
2281                                 alnum_cnt = 0;
2282                                 state = WAIT_FOR_SPACE;
2283                         } else {
2284                                 alnum_cnt++;
2285                                 state = WAIT_FOR_INDENT_CHAR;
2286                         }
2287                         break;
2288                 case WAIT_FOR_INDENT_CHAR:
2289                         if (is_indent == FALSE && !isupper(cbuf[0]))
2290                                 goto out;
2291                         if (is_indent == TRUE) {
2292                                 if (alnum_cnt > 0 
2293                                     && !strchr(prefs_common.quote_chars, cbuf[0]))
2294                                         goto out;
2295                                 alnum_cnt = 0;
2296                                 state = WAIT_FOR_SPACE;
2297                         } else {
2298                                 alnum_cnt++;
2299                         }
2300                         break;
2301                 }
2302
2303                 i_len++;
2304         }
2305
2306 out:
2307         if ((i_len > 0) && (state == WAIT_FOR_INDENT_CHAR))
2308                 i_len -= alnum_cnt;
2309
2310         return i_len;
2311 }
2312
2313 /* insert quotation string when line was wrapped */
2314 static guint ins_quote(GtkSText *text, guint indent_len,
2315                        guint prev_line_pos, guint text_len,
2316                        gchar *quote_fmt)
2317 {
2318         guint i, ins_len = 0;
2319         gchar ch;
2320
2321         if (indent_len) {
2322                 for (i = 0; i < indent_len; i++) {
2323                         ch = GTK_STEXT_INDEX(text, prev_line_pos + i);
2324                         gtk_stext_insert(text, NULL, NULL, NULL, &ch, 1);
2325                 }
2326                 ins_len = indent_len;
2327         }
2328
2329         return ins_len;
2330 }
2331
2332 /* check if we should join the next line */
2333 static gboolean join_next_line(GtkSText *text, guint start_pos, guint tlen,
2334                                guint prev_ilen, gboolean autowrap)
2335 {
2336         guint indent_len, ch_len;
2337         gboolean do_join = FALSE;
2338         gchar cbuf[MB_LEN_MAX];
2339
2340         indent_len = get_indent_length(text, start_pos, tlen);
2341
2342         if ((autowrap || indent_len > 0) && indent_len == prev_ilen) {
2343                 GET_CHAR(start_pos + indent_len, cbuf, ch_len);
2344                 if (ch_len > 0 && (cbuf[0] != '\n'))
2345                         do_join = TRUE;
2346         }
2347
2348         return do_join;
2349 }
2350
2351 static void compose_wrap_line_all(Compose *compose)
2352 {
2353         compose_wrap_line_all_full(compose, FALSE);
2354 }
2355
2356 #define STEXT_FREEZE() \
2357         if (!frozen) { gtk_stext_freeze(text); frozen = TRUE; }
2358
2359 static void compose_wrap_line_all_full(Compose *compose, gboolean autowrap)
2360 {
2361         GtkSText *text = GTK_STEXT(compose->text);
2362         guint tlen;
2363         guint line_pos = 0, cur_pos = 0, p_pos = 0;
2364         gint line_len = 0, cur_len = 0;
2365         gint ch_len;
2366         gboolean is_new_line = TRUE, do_delete = FALSE;
2367         guint i_len = 0;
2368         gboolean linewrap_quote = TRUE;
2369         gboolean set_editable_pos = FALSE;
2370         gint editable_pos = 0;
2371         gboolean frozen = FALSE;
2372         guint linewrap_len = prefs_common.linewrap_len;
2373         gchar *qfmt = prefs_common.quotemark;
2374         gchar cbuf[MB_LEN_MAX];
2375
2376         tlen = gtk_stext_get_length(text);
2377
2378         for (; cur_pos < tlen; cur_pos++) {
2379                 /* mark position of new line - needed for quotation wrap */
2380                 if (is_new_line) {
2381                         if (linewrap_quote)
2382                                 i_len = get_indent_length(text, cur_pos, tlen);
2383
2384                         is_new_line = FALSE;
2385                         p_pos = cur_pos;
2386 #ifdef WRAP_DEBUG
2387                         g_print("new line i_len=%d p_pos=", i_len);
2388                         dump_text(text, p_pos, tlen, 1);
2389 #endif
2390                 }
2391
2392                 GET_CHAR(cur_pos, cbuf, ch_len);
2393
2394                 /* fix line length for tabs */
2395                 if (ch_len == 1 && *cbuf == '\t') {
2396                         guint tab_width = text->default_tab_width;
2397                         guint tab_offset = line_len % tab_width;
2398
2399 #ifdef WRAP_DEBUG
2400                         g_print("found tab at pos=%d line_len=%d ", cur_pos,
2401                                 line_len);
2402 #endif
2403                         if (tab_offset) {
2404                                 line_len += tab_width - tab_offset - 1;
2405                                 cur_len = line_len;
2406                         }
2407 #ifdef WRAP_DEBUG
2408                         printf("new_len=%d\n", line_len);
2409 #endif
2410                 }
2411
2412                 /* we have encountered line break */
2413                 if (ch_len == 1 && *cbuf == '\n') {
2414                         gint clen;
2415                         gchar cb[MB_LEN_MAX];
2416
2417                         /* should we join the next line */
2418                         if ((autowrap || i_len != cur_len) && do_delete &&
2419                             join_next_line
2420                                 (text, cur_pos + 1, tlen, i_len, autowrap))
2421                                 do_delete = TRUE;
2422                         else
2423                                 do_delete = FALSE;
2424
2425 #ifdef WRAP_DEBUG
2426                         g_print("found CR at %d do_del is %d next line is ",
2427                                cur_pos, do_delete);
2428                         dump_text(text, cur_pos + 1, tlen, 1);
2429 #endif
2430
2431                         /* skip delete if it is continuous URL */
2432                         if (do_delete && (line_pos - p_pos <= i_len) &&
2433                             gtk_stext_is_uri_string(text, line_pos, tlen))
2434                                 do_delete = FALSE;
2435
2436 #ifdef WRAP_DEBUG
2437                         g_print("l_len=%d wrap_len=%d do_del=%d\n",
2438                                 line_len, linewrap_len, do_delete);
2439 #endif
2440                         /* should we delete to perform smart wrapping */
2441                         if (line_len < linewrap_len && do_delete) {
2442                                 STEXT_FREEZE();
2443                                 /* get rid of newline */
2444                                 gtk_stext_set_point(text, cur_pos);
2445                                 gtk_stext_forward_delete(text, 1);
2446                                 tlen--;
2447
2448                                 /* if text starts with quote fmt or with
2449                                    indent string, delete them */
2450                                 if (i_len) {
2451                                         guint ilen;
2452                                         ilen =  gtk_stext_str_compare_n
2453                                                 (text, cur_pos, p_pos, i_len,
2454                                                  tlen);
2455                                         if (ilen) {
2456                                                 gtk_stext_forward_delete
2457                                                         (text, ilen);
2458                                                 tlen -= ilen;
2459                                         }
2460                                 }
2461
2462                                 GET_CHAR(cur_pos, cb, clen);
2463
2464                                 /* insert space if it's alphanumeric */
2465                                 if ((cur_pos != line_pos) &&
2466                                     ((clen > 1) || isalnum(cb[0]))) {
2467                                         gtk_stext_insert(text, NULL, NULL,
2468                                                         NULL, " ", 1);
2469                                         tlen++;
2470                                 }
2471
2472                                 /* and start over with current line */
2473                                 cur_pos = p_pos - 1;
2474                                 line_pos = cur_pos;
2475                                 line_len = cur_len = 0;
2476                                 do_delete = FALSE;
2477                                 is_new_line = TRUE;
2478 #ifdef WRAP_DEBUG
2479                                 g_print("after delete l_pos=");
2480                                 dump_text(text, line_pos, tlen, 1);
2481 #endif
2482                                 continue;
2483                         }
2484
2485                         /* mark new line beginning */
2486                         line_pos = cur_pos + 1;
2487                         line_len = cur_len = 0;
2488                         do_delete = FALSE;
2489                         is_new_line = TRUE;
2490                         continue;
2491                 }
2492
2493                 if (ch_len < 0) {
2494                         cbuf[0] = '\0';
2495                         ch_len = 1;
2496                 }
2497
2498                 /* possible line break */
2499                 if (ch_len == 1 && isspace(*cbuf)) {
2500                         line_pos = cur_pos + 1;
2501                         line_len = cur_len + ch_len;
2502                 }
2503
2504                 /* are we over wrapping length set in preferences ? */
2505                 if (cur_len + ch_len > linewrap_len) {
2506                         gint clen;
2507
2508 #ifdef WRAP_DEBUG
2509                         g_print("should wrap cur_pos=%d ", cur_pos);
2510                         dump_text(text, p_pos, tlen, 1);
2511                         dump_text(text, line_pos, tlen, 1);
2512 #endif
2513                         /* force wrapping if it is one long word but not URL */
2514                         if (line_pos - p_pos <= i_len)
2515                                 if (!gtk_stext_is_uri_string
2516                                     (text, line_pos, tlen))
2517                                         line_pos = cur_pos - 1;
2518 #ifdef WRAP_DEBUG
2519                         g_print("new line_pos=%d\n", line_pos);
2520 #endif
2521
2522                         GET_CHAR(line_pos - 1, cbuf, clen);
2523
2524                         /* if next character is space delete it */
2525                         if (clen == 1 && isspace(*cbuf)) {
2526                                 if (p_pos + i_len != line_pos ||
2527                                     !gtk_stext_is_uri_string
2528                                         (text, line_pos, tlen)) {
2529                                         STEXT_FREEZE();
2530                                         /* workaround for correct cursor
2531                                            position */
2532                                         if (set_editable_pos == FALSE) {
2533                                                 editable_pos = gtk_editable_get_position(GTK_EDITABLE(text));
2534                                                 if (editable_pos == line_pos)
2535                                                         set_editable_pos = TRUE;
2536                                         }
2537                                         gtk_stext_set_point(text, line_pos);
2538                                         gtk_stext_backward_delete(text, 1);
2539                                         tlen--;
2540                                         cur_pos--;
2541                                         line_pos--;
2542                                         cur_len--;
2543                                         line_len--;
2544                                 }
2545                         }
2546
2547                         /* if it is URL at beginning of line don't wrap */
2548                         if (p_pos + i_len == line_pos &&
2549                             gtk_stext_is_uri_string(text, line_pos, tlen)) {
2550 #ifdef WRAP_DEBUG
2551                                 g_print("found URL at ");
2552                                 dump_text(text, line_pos, tlen, 1);
2553 #endif
2554                                 continue;
2555                         }
2556
2557                         /* insert CR */
2558                         STEXT_FREEZE();
2559                         gtk_stext_set_point(text, line_pos);
2560                         gtk_stext_insert(text, NULL, NULL, NULL, "\n", 1);
2561                         /* gtk_stext_compact_buffer(text); */
2562                         tlen++;
2563                         line_pos++;
2564                         /* for loop will increase it */
2565                         cur_pos = line_pos - 1;
2566                         /* start over with current line */
2567                         is_new_line = TRUE;
2568                         line_len = cur_len = 0;
2569                         if (autowrap || i_len > 0)
2570                                 do_delete = TRUE;
2571                         else
2572                                 do_delete = FALSE;
2573 #ifdef WRAP_DEBUG
2574                         g_print("after CR insert ");
2575                         dump_text(text, line_pos, tlen, 1);
2576                         dump_text(text, cur_pos, tlen, 1);
2577 #endif
2578
2579                         /* should we insert quotation ? */
2580                         if (linewrap_quote && i_len) {
2581                                 /* only if line is not already quoted  */
2582                                 if (!gtk_stext_str_compare
2583                                         (text, line_pos, tlen, qfmt)) {
2584                                         guint ins_len;
2585
2586                                         if (line_pos - p_pos > i_len) {
2587                                                 ins_len = ins_quote
2588                                                         (text, i_len, p_pos,
2589                                                          tlen, qfmt);
2590                                                 tlen += ins_len;
2591                                         }
2592 #ifdef WRAP_DEBUG
2593                                         g_print("after quote insert ");
2594                                         dump_text(text, line_pos, tlen, 1);
2595 #endif
2596                                 }
2597                         }
2598                         continue;
2599                 }
2600
2601                 if (ch_len > 1) {
2602                         line_pos = cur_pos + 1;
2603                         line_len = cur_len + ch_len;
2604                 }
2605                 /* advance to next character in buffer */
2606                 cur_len += ch_len;
2607         }
2608
2609         if (frozen)
2610                 gtk_stext_thaw(text);
2611
2612         if (set_editable_pos && editable_pos <= tlen)
2613                 gtk_editable_set_position(GTK_EDITABLE(text), editable_pos);
2614 }
2615
2616 #undef STEXT_FREEZE
2617 #undef GET_CHAR
2618
2619 static void compose_set_title(Compose *compose)
2620 {
2621         gchar *str;
2622         gchar *edited;
2623
2624         edited = compose->modified ? _(" [Edited]") : "";
2625         if (compose->account && compose->account->address)
2626                 str = g_strdup_printf(_("%s - Compose message%s"),
2627                                       compose->account->address, edited);
2628         else
2629                 str = g_strdup_printf(_("Compose message%s"), edited);
2630         gtk_window_set_title(GTK_WINDOW(compose->window), str);
2631         g_free(str);
2632 }
2633
2634 /**
2635  * compose_current_mail_account:
2636  * 
2637  * Find a current mail account (the currently selected account, or the
2638  * default account, if a news account is currently selected).  If a
2639  * mail account cannot be found, display an error message.
2640  * 
2641  * Return value: Mail account, or NULL if not found.
2642  **/
2643 static PrefsAccount *
2644 compose_current_mail_account(void)
2645 {
2646         PrefsAccount *ac;
2647
2648         if (cur_account && cur_account->protocol != A_NNTP)
2649                 ac = cur_account;
2650         else {
2651                 ac = account_get_default();
2652                 if (!ac || ac->protocol == A_NNTP) {
2653                         alertpanel_error(_("Account for sending mail is not specified.\n"
2654                                            "Please select a mail account before sending."));
2655                         return NULL;
2656                 }
2657         }
2658         return ac;
2659 }
2660
2661 static void compose_select_account(Compose *compose, PrefsAccount *account)
2662 {
2663         GtkWidget *menuitem;
2664         GtkItemFactory *ifactory;
2665
2666         g_return_if_fail(account != NULL);
2667
2668         compose->account = account;
2669
2670         compose_set_title(compose);
2671
2672         ifactory = gtk_item_factory_from_widget(compose->menubar);
2673 #if 0
2674         if (account->protocol == A_NNTP) {
2675                 gtk_widget_show(compose->newsgroups_hbox);
2676                 gtk_widget_show(compose->newsgroups_entry);
2677                 gtk_table_set_row_spacing(GTK_TABLE(compose->table), 2, 4);
2678                 compose->use_newsgroups = TRUE;
2679
2680                 menuitem = gtk_item_factory_get_item(ifactory, "/View/To");
2681                 gtk_check_menu_item_set_active
2682                         (GTK_CHECK_MENU_ITEM(menuitem), FALSE);
2683                 gtk_widget_set_sensitive(menuitem, TRUE);
2684                 menuitem = gtk_item_factory_get_item(ifactory, "/View/Cc");
2685                 gtk_check_menu_item_set_active
2686                         (GTK_CHECK_MENU_ITEM(menuitem), FALSE);
2687                 gtk_widget_set_sensitive(menuitem, TRUE);
2688
2689                 menu_set_sensitive(ifactory, "/View/Followup to", TRUE);
2690         } else {
2691                 gtk_widget_hide(compose->newsgroups_hbox);
2692                 gtk_widget_hide(compose->newsgroups_entry);
2693                 gtk_table_set_row_spacing(GTK_TABLE(compose->table), 2, 0);
2694                 gtk_widget_queue_resize(compose->table_vbox);
2695                 compose->use_newsgroups = FALSE;
2696
2697                 menuitem = gtk_item_factory_get_item(ifactory, "/View/To");
2698                 gtk_check_menu_item_set_active
2699                         (GTK_CHECK_MENU_ITEM(menuitem), TRUE);
2700                 gtk_widget_set_sensitive(menuitem, FALSE);
2701                 menuitem = gtk_item_factory_get_item(ifactory, "/View/Cc");
2702                 gtk_check_menu_item_set_active
2703                         (GTK_CHECK_MENU_ITEM(menuitem), TRUE);
2704                 gtk_widget_set_sensitive(menuitem, FALSE);
2705
2706                 menuitem = gtk_item_factory_get_item(ifactory, "/View/Followup to");
2707                 gtk_check_menu_item_set_active
2708                         (GTK_CHECK_MENU_ITEM(menuitem), FALSE);
2709                 gtk_widget_set_sensitive(menuitem, FALSE);
2710         }
2711
2712         if (account->set_autocc) {
2713                 compose_entry_show(compose, COMPOSE_ENTRY_CC);
2714                 if (account->auto_cc && compose->mode != COMPOSE_REEDIT)
2715                         compose_entry_set(compose, account->auto_cc,
2716                                           COMPOSE_ENTRY_CC);
2717         }
2718         if (account->set_autobcc) {
2719                 compose_entry_show(compose, COMPOSE_ENTRY_BCC);
2720                 if (account->auto_bcc && compose->mode != COMPOSE_REEDIT)
2721                         compose_entry_set(compose, account->auto_bcc,
2722                                           COMPOSE_ENTRY_BCC);
2723         }
2724         if (account->set_autoreplyto) {
2725                 compose_entry_show(compose, COMPOSE_ENTRY_REPLY_TO);
2726                 if (account->auto_replyto && compose->mode != COMPOSE_REEDIT)
2727                         compose_entry_set(compose, account->auto_replyto,
2728                                           COMPOSE_ENTRY_REPLY_TO);
2729         }
2730
2731         menuitem = gtk_item_factory_get_item(ifactory, "/View/Ruler");
2732         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menuitem),
2733                                        prefs_common.show_ruler);
2734 #endif
2735
2736 #if USE_GPGME
2737         menuitem = gtk_item_factory_get_item(ifactory, "/Message/Sign");
2738         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menuitem),
2739                                        account->default_sign);
2740         menuitem = gtk_item_factory_get_item(ifactory, "/Message/Encrypt");
2741         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menuitem),
2742                                        account->default_encrypt);
2743                                        
2744         activate_gnupg_mode(compose, account);          
2745 #endif /* USE_GPGME */
2746 }
2747
2748 gboolean compose_check_for_valid_recipient(Compose *compose) {
2749         gchar *recipient_headers_mail[] = {"To:", "Cc:", "Bcc:", NULL};
2750         gchar *recipient_headers_news[] = {"Newsgroups:", NULL};
2751         gboolean recipient_found = FALSE;
2752         GSList *list;
2753         gchar **strptr;
2754
2755         /* free to and newsgroup list */
2756         slist_free_strings(compose->to_list);
2757         g_slist_free(compose->to_list);
2758         compose->to_list = NULL;
2759                         
2760         slist_free_strings(compose->newsgroup_list);
2761         g_slist_free(compose->newsgroup_list);
2762         compose->newsgroup_list = NULL;
2763
2764         /* search header entries for to and newsgroup entries */
2765         for (list = compose->header_list; list; list = list->next) {
2766                 gchar *header;
2767                 gchar *entry;
2768                 header = gtk_editable_get_chars(GTK_EDITABLE(GTK_COMBO(((ComposeHeaderEntry *)list->data)->combo)->entry), 0, -1);
2769                 entry = gtk_editable_get_chars(GTK_EDITABLE(((ComposeHeaderEntry *)list->data)->entry), 0, -1);
2770                 g_strstrip(entry);
2771                 if (entry[0] != '\0') {
2772                         for (strptr = recipient_headers_mail; *strptr != NULL; strptr++) {
2773                                 if (!strcmp(header, (prefs_common.trans_hdr ? gettext(*strptr) : *strptr))) {
2774                                         compose->to_list = address_list_append(compose->to_list, entry);
2775                                         recipient_found = TRUE;
2776                                 }
2777                         }
2778                         for (strptr = recipient_headers_news; *strptr != NULL; strptr++) {
2779                                 if (!strcmp(header, (prefs_common.trans_hdr ? gettext(*strptr) : *strptr))) {
2780                                         compose->newsgroup_list = newsgroup_list_append(compose->newsgroup_list, entry);
2781                                         recipient_found = TRUE;
2782                                 }
2783                         }
2784                 }
2785                 g_free(header);
2786                 g_free(entry);
2787         }
2788         return recipient_found;
2789 }
2790
2791 static gboolean compose_check_entries(Compose *compose, gboolean check_subject)
2792 {
2793         gchar *str;
2794
2795         if (compose_check_for_valid_recipient(compose) == FALSE) {
2796                 alertpanel_error(_("Recipient is not specified."));
2797                 return FALSE;
2798         }
2799
2800         str = gtk_entry_get_text(GTK_ENTRY(compose->subject_entry));
2801         if (*str == '\0' && check_subject == TRUE) {
2802                 AlertValue aval;
2803
2804                 aval = alertpanel(_("Send"),
2805                                   _("Subject is empty. Send it anyway?"),
2806                                   _("Yes"), _("No"), NULL);
2807                 if (aval != G_ALERTDEFAULT)
2808                         return FALSE;
2809         }
2810
2811         return TRUE;
2812 }
2813
2814 gint compose_send(Compose *compose)
2815 {
2816         gint msgnum;
2817         FolderItem *folder;
2818         gint val;
2819         gchar *msgpath;
2820
2821         if (compose_check_entries(compose, TRUE) == FALSE)
2822                 return -1;
2823
2824         val = compose_queue(compose, &msgnum, &folder);
2825         if (val) {
2826                 alertpanel_error(_("Could not queue message for sending"));
2827                 return -1;
2828         }
2829
2830         if (msgnum == 0) {
2831                 alertpanel_error(_("The message was queued but could not be sent.\nUse \"Send queued messages\" from the main window to retry."));
2832                 return 0;
2833         }
2834         
2835         msgpath = folder_item_fetch_msg(folder, msgnum);
2836         val = procmsg_send_message_queue(msgpath);
2837         g_free(msgpath);
2838
2839         folder_item_remove_msg(folder, msgnum);
2840
2841         return val;
2842 }
2843
2844 #if 0 /* compose restructure */
2845 gint compose_send(Compose *compose)
2846 {
2847         gchar tmp[MAXPATHLEN + 1];
2848         gint ok = 0;
2849         static gboolean lock = FALSE;
2850
2851         if (lock) return 1;
2852
2853         g_return_val_if_fail(compose->account != NULL, -1);
2854
2855         lock = TRUE;
2856
2857         if (compose_check_entries(compose, TRUE) == FALSE) {
2858                 lock = FALSE;
2859                 return 1;
2860         }
2861
2862         /* write to temporary file */
2863         g_snprintf(tmp, sizeof(tmp), "%s%ctmpmsg.%08x",
2864                    get_tmp_dir(), G_DIR_SEPARATOR, (gint)compose);
2865
2866         if (prefs_common.linewrap_at_send)
2867                 compose_wrap_line_all(compose);
2868
2869         if (compose_write_to_file(compose, tmp, FALSE) < 0) {
2870                 lock = FALSE;
2871                 return -1;
2872         }
2873
2874         if (!compose->to_list && !compose->newsgroup_list) {
2875                 g_warning("can't get recipient list.");
2876                 unlink(tmp);
2877                 lock = FALSE;
2878                 return -1;
2879         }
2880
2881         if (compose->to_list) {
2882                 PrefsAccount *ac;
2883
2884 #if 0 /* NEW COMPOSE GUI */
2885                 if (compose->account->protocol != A_NNTP)
2886                         ac = compose->account;
2887                 else {
2888                         ac = account_find_from_address(compose->account->address);
2889                         if (!ac) {
2890                                 if (cur_account && cur_account->protocol != A_NNTP)
2891                                         ac = cur_account;
2892                                 else
2893                                         ac = account_get_default();
2894                         }
2895                         if (!ac || ac->protocol == A_NNTP) {
2896                                 alertpanel_error(_("Account for sending mail is not specified.\n"
2897                                                    "Please select a mail account before sending."));
2898                                 unlink(tmp);
2899                                 lock = FALSE;
2900                                 return -1;
2901                         }
2902                 }
2903 #endif
2904                 ac = compose->account;
2905
2906                 ok = send_message(tmp, ac, compose->to_list);
2907         }
2908
2909         if (ok == 0 && compose->newsgroup_list) {
2910                 ok = news_post(FOLDER(compose->account->folder), tmp);
2911                 if (ok < 0) {
2912                         alertpanel_error(_("Error occurred while posting the message to %s ."),
2913                                          compose->account->nntp_server);
2914                         unlink(tmp);
2915                         lock = FALSE;
2916                         return -1;
2917                 }
2918         }
2919
2920         /* queue message if failed to send */
2921         if (ok < 0) {
2922                 if (prefs_common.queue_msg) {
2923                         AlertValue val;
2924
2925                         val = alertpanel
2926                                 (_("Queueing"),
2927                                  _("Error occurred while sending the message.\n"
2928                                    "Put this message into queue folder?"),
2929                                  _("OK"), _("Cancel"), NULL);
2930                         if (G_ALERTDEFAULT == val) {
2931                                 ok = compose_queue(compose, tmp);
2932                                 if (ok < 0)
2933                                         alertpanel_error(_("Can't queue the message."));
2934                         }
2935                 } else
2936                         alertpanel_error_log(_("Error occurred while sending the message."));
2937         } else {
2938                 if (compose->mode == COMPOSE_REEDIT) {
2939                         compose_remove_reedit_target(compose);
2940                 }
2941                 /* save message to outbox */
2942                 if (prefs_common.savemsg) {
2943                         FolderItem *outbox;
2944
2945                         outbox = account_get_special_folder
2946                                 (compose->account, F_OUTBOX);
2947                         if (procmsg_save_to_outbox(outbox, tmp, FALSE) < 0)
2948                                 alertpanel_error
2949                                         (_("Can't save the message to Sent."));
2950                 }
2951         }
2952
2953         unlink(tmp);
2954         lock = FALSE;
2955         return ok;
2956 }
2957 #endif
2958
2959 static gboolean compose_use_attach(Compose *compose) {
2960     return(gtk_clist_get_row_data(GTK_CLIST(compose->attach_clist), 0) != NULL);
2961 }
2962
2963 static gint compose_redirect_write_headers_from_headerlist(Compose *compose, 
2964                                                            FILE *fp)
2965 {
2966         gchar buf[BUFFSIZE];
2967         gchar *str;
2968         gboolean first_address;
2969         GSList *list;
2970         ComposeHeaderEntry *headerentry;
2971         gchar *headerentryname;
2972         gchar *cc_hdr;
2973         gchar *to_hdr;
2974
2975         debug_print("Writing redirect header\n");
2976
2977         cc_hdr = prefs_common.trans_hdr ? _("Cc:") : "Cc:";
2978         to_hdr = prefs_common.trans_hdr ? _("To:") : "To:";
2979
2980         first_address = TRUE;
2981         for (list = compose->header_list; list; list = list->next) {
2982                 headerentry = ((ComposeHeaderEntry *)list->data);
2983                 headerentryname = gtk_entry_get_text(GTK_ENTRY(GTK_COMBO(headerentry->combo)->entry));
2984
2985                 if (g_strcasecmp(headerentryname, cc_hdr) == 0 
2986                    || g_strcasecmp(headerentryname, to_hdr) == 0) {
2987                         str = gtk_entry_get_text(GTK_ENTRY(headerentry->entry));
2988                         Xstrdup_a(str, str, return -1);
2989                         g_strstrip(str);
2990                         if (str[0] != '\0') {
2991                                 compose_convert_header
2992                                         (buf, sizeof(buf), str,
2993                                         strlen("Resent-To") + 2);
2994                                 if (first_address) {
2995                                         fprintf(fp, "Resent-To: ");
2996                                         first_address = FALSE;
2997                                 } else {
2998                                         fprintf(fp, ",");
2999                                 }
3000                                 fprintf(fp, "%s", buf);
3001                         }
3002                 }
3003         }
3004         /* if (!first_address) { */
3005         fprintf(fp, "\n");
3006         /* } */
3007
3008         return(0);
3009 }
3010
3011 static gint compose_redirect_write_headers(Compose *compose, FILE *fp)
3012 {
3013         gchar buf[BUFFSIZE];
3014         gchar *str;
3015         /* struct utsname utsbuf; */
3016
3017         g_return_val_if_fail(fp != NULL, -1);
3018         g_return_val_if_fail(compose->account != NULL, -1);
3019         g_return_val_if_fail(compose->account->address != NULL, -1);
3020
3021         /* Resent-Date */
3022         get_rfc822_date(buf, sizeof(buf));
3023         fprintf(fp, "Resent-Date: %s\n", buf);
3024
3025         /* Resent-From */
3026         if (compose->account->name && *compose->account->name) {
3027                 compose_convert_header
3028                         (buf, sizeof(buf), compose->account->name,
3029                          strlen("From: "));
3030                 fprintf(fp, "Resent-From: %s <%s>\n",
3031                         buf, compose->account->address);
3032         } else
3033                 fprintf(fp, "Resent-From: %s\n", compose->account->address);
3034
3035         /* Subject */
3036         str = gtk_entry_get_text(GTK_ENTRY(compose->subject_entry));
3037         if (*str != '\0') {
3038                 Xstrdup_a(str, str, return -1);
3039                 g_strstrip(str);
3040                 if (*str != '\0') {
3041                         compose_convert_header(buf, sizeof(buf), str,
3042                                                strlen("Subject: "));
3043                         fprintf(fp, "Subject: %s\n", buf);
3044                 }
3045         }
3046
3047         /* Resent-Message-ID */
3048         if (compose->account->gen_msgid) {
3049                 compose_generate_msgid(compose, buf, sizeof(buf));
3050                 fprintf(fp, "Resent-Message-Id: <%s>\n", buf);
3051                 compose->msgid = g_strdup(buf);
3052         }
3053
3054         compose_redirect_write_headers_from_headerlist(compose, fp);
3055
3056         /* separator between header and body */
3057         fputs("\n", fp);
3058
3059         return 0;
3060 }
3061
3062 static gint compose_redirect_write_to_file(Compose *compose, const gchar *file)
3063 {
3064         FILE *fp;
3065         FILE *fdest;
3066         size_t len;
3067         gchar buf[BUFFSIZE];
3068
3069         if ((fp = fopen(compose->redirect_filename, "rb")) == NULL) {
3070                 FILE_OP_ERROR(file, "fopen");
3071                 return -1;
3072         }
3073
3074         if ((fdest = fopen(file, "wb")) == NULL) {
3075                 FILE_OP_ERROR(file, "fopen");
3076                 fclose(fp);
3077                 return -1;
3078         }
3079
3080         /* chmod for security */
3081         if (change_file_mode_rw(fdest, file) < 0) {
3082                 FILE_OP_ERROR(file, "chmod");
3083                 g_warning("can't change file mode\n");
3084         }
3085
3086         while (procheader_get_unfolded_line(buf, sizeof(buf), fp)) {
3087                 /* should filter returnpath, delivered-to */
3088                 if (g_strncasecmp(buf, "Return-Path:",
3089                                    strlen("Return-Path:")) == 0 ||
3090                     g_strncasecmp(buf, "Delivered-To:",
3091                                   strlen("Delivered-To:")) == 0 ||
3092                     g_strncasecmp(buf, "Received:",
3093                                   strlen("Received:")) == 0 ||
3094                     g_strncasecmp(buf, "Subject:",
3095                                   strlen("Subject:")) == 0 ||
3096                     g_strncasecmp(buf, "X-UIDL:",
3097                                   strlen("X-UIDL:")) == 0)
3098                         continue;
3099
3100                 if (fputs(buf, fdest) == -1)
3101                         goto error;
3102
3103                 if (!prefs_common.redirect_keep_from) {
3104                         if (g_strncasecmp(buf, "From:",
3105                                           strlen("From:")) == 0) {
3106                                 fputs(" (by way of ", fdest);
3107                                 if (compose->account->name
3108                                     && *compose->account->name) {
3109                                         compose_convert_header
3110                                                 (buf, sizeof(buf),
3111                                                  compose->account->name,
3112                                                  strlen("From: "));
3113                                         fprintf(fdest, "%s <%s>",
3114                                                 buf,
3115                                                 compose->account->address);
3116                                 } else
3117                                         fprintf(fdest, "%s",
3118                                                 compose->account->address);
3119                                 fputs(")", fdest);
3120                         }
3121                 }
3122
3123                 if (fputs("\n", fdest) == -1)
3124                         goto error;
3125         }
3126
3127         compose_redirect_write_headers(compose, fdest);
3128
3129         while ((len = fread(buf, sizeof(gchar), sizeof(buf), fp)) > 0) {
3130                 if (fwrite(buf, sizeof(gchar), len, fdest) != len) {
3131                         FILE_OP_ERROR(file, "fwrite");
3132                         goto error;
3133                 }
3134         }
3135
3136         fclose(fp);
3137         if (fclose(fdest) == EOF) {
3138                 FILE_OP_ERROR(file, "fclose");
3139                 unlink(file);
3140                 return -1;
3141         }
3142
3143         return 0;
3144  error:
3145         fclose(fp);
3146         fclose(fdest);
3147         unlink(file);
3148
3149         return -1;
3150 }
3151
3152
3153 #if USE_GPGME
3154 /* interfaces to rfc2015 to keep out the prefs stuff there.
3155  * returns 0 on success and -1 on error. */
3156 static gint compose_create_signers_list(Compose *compose, GSList **pkey_list)
3157 {
3158         const gchar *key_id = NULL;
3159         GSList *key_list;
3160
3161         switch (compose->account->sign_key) {
3162         case SIGN_KEY_DEFAULT:
3163                 *pkey_list = NULL;
3164                 return 0;
3165         case SIGN_KEY_BY_FROM:
3166                 key_id = compose->account->address;
3167                 break;
3168         case SIGN_KEY_CUSTOM:
3169                 key_id = compose->account->sign_key_id;
3170                 break;
3171         default:
3172                 break;
3173         }
3174
3175         key_list = rfc2015_create_signers_list(key_id);
3176
3177         if (!key_list) {
3178                 alertpanel_error(_("Could not find any key associated with "
3179                                    "currently selected key id `%s'."), key_id);
3180                 return -1;
3181         }
3182
3183         *pkey_list = key_list;
3184         return 0;
3185 }
3186
3187 /* clearsign message body text */
3188 static gint compose_clearsign_text(Compose *compose, gchar **text)
3189 {
3190         GSList *key_list;
3191         gchar *tmp_file;
3192
3193         tmp_file = get_tmp_file();
3194         if (str_write_to_file(*text, tmp_file) < 0) {
3195                 g_free(tmp_file);
3196                 return -1;
3197         }
3198
3199         if (compose_create_signers_list(compose, &key_list) < 0 ||
3200             rfc2015_clearsign(tmp_file, key_list) < 0) {
3201                 unlink(tmp_file);
3202                 g_free(tmp_file);
3203                 return -1;
3204         }
3205
3206         g_free(*text);
3207         *text = file_read_to_str(tmp_file);