src/prefs_actions.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2002 Hiroyuki Yamamoto
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  18  */
  19
  20 #ifdef HAVE_CONFIG_H
  21 #  include "config.h"
  22 #endif
  23
  24 #include "defs.h"
  25
  26 #include <glib.h>
  27 #include <gtk/gtk.h>
  28 #include <gdk/gdkkeysyms.h>
  29 #include <gdk/gdkx.h>
  30 #include <stdio.h>
  31 #include <stdlib.h>
  32 #include <string.h>
  33 #include <errno.h>
  34 #include <sys/types.h>
  35 #include <sys/wait.h>
  36 #include <signal.h>
  37 #include <unistd.h>
  38
  39 #include "intl.h"
  40 #include "prefs_gtk.h"
  41 #include "inc.h"
  42 #include "utils.h"
  43 #include "gtkutils.h"
  44 #include "manage_window.h"
  45 #include "mainwindow.h"
  46 #include "prefs_common.h"
  47 #include "alertpanel.h"
  48 #include "prefs_actions.h"
  49 #include "compose.h"
  50 #include "procmsg.h"
  51 #include "gtkstext.h"
  52 #include "mimeview.h"
  53 #include "description_window.h"
  54 #include "textview.h"
  55
  56 typedef enum
  57 {
  58         ACTION_NONE             = 1 << 0,
  59         ACTION_PIPE_IN          = 1 << 1,
  60         ACTION_PIPE_OUT         = 1 << 2,
  61         ACTION_SINGLE           = 1 << 3,
  62         ACTION_MULTIPLE         = 1 << 4,
  63         ACTION_ASYNC            = 1 << 5,
  64         ACTION_USER_IN          = 1 << 6,
  65         ACTION_USER_HIDDEN_IN   = 1 << 7,
  66         ACTION_INSERT           = 1 << 8,
  67         ACTION_USER_STR         = 1 << 9,
  68         ACTION_USER_HIDDEN_STR  = 1 << 10,
  69         ACTION_SELECTION_STR    = 1 << 11,
  70         ACTION_ERROR            = 1 << 30,
  71 } ActionType;
  72
  73 static struct Actions
  74 {
  75         GtkWidget *window;
  76
  77         GtkWidget *ok_btn;
  78
  79         GtkWidget *name_entry;
  80         GtkWidget *cmd_entry;
  81
  82         GtkWidget *actions_clist;
  83 } actions;
  84
  85 typedef struct _Children Children;
  86 typedef struct _ChildInfo ChildInfo;
  87 typedef struct _UserStringDialog UserStringDialog;
  88
  89 struct _Children
  90 {
  91         GtkWidget       *dialog;
  92         GtkWidget       *text;
  93         GtkWidget       *input_entry;
  94         GtkWidget       *input_hbox;
  95         GtkWidget       *abort_btn;
  96         GtkWidget       *close_btn;
  97         GtkWidget       *scrolledwin;
  98
  99         gchar           *action;
 100         GSList          *list;
 101         gint             nb;
 102         gint             open_in;
 103         gboolean         output;
 104 };
 105
 106 struct _ChildInfo
 107 {
 108         Children        *children;
 109         gchar           *cmd;
 110         guint            type;
 111         pid_t            pid;
 112         gint             chld_in;
 113         gint             chld_out;
 114         gint             chld_err;
 115         gint             chld_status;
 116         gint             tag_in;
 117         gint             tag_out;
 118         gint             tag_err;
 119         gint             tag_status;
 120         gint             new_out;
 121         GString         *output;
 122         GtkWidget       *text;
 123         GdkFont         *msgfont;
 124 };
 125
 126 struct _UserStringDialog {
 127         GtkWidget *dialog;
 128         gchar *user_str;
 129 };
 130
 131 /* widget creating functions */
 132 static void prefs_actions_create        (MainWindow *mainwin);
 133 static void prefs_actions_set_dialog    (void);
 134 static gint prefs_actions_clist_set_row (gint row);
 135
 136 /* callback functions */
 137 static void prefs_actions_help_cb       (GtkWidget      *w,
 138                                          gpointer        data);
 139 static void prefs_actions_register_cb   (GtkWidget      *w,
 140                                          gpointer        data);
 141 static void prefs_actions_substitute_cb (GtkWidget      *w,
 142                                          gpointer        data);
 143 static void prefs_actions_delete_cb     (GtkWidget      *w,
 144                                          gpointer        data);
 145 static void prefs_actions_up            (GtkWidget      *w,
 146                                          gpointer        data);
 147 static void prefs_actions_down          (GtkWidget      *w,
 148                                          gpointer        data);
 149 static void prefs_actions_select        (GtkCList       *clist,
 150                                          gint            row,
 151                                          gint            column,
 152                                          GdkEvent       *event);
 153 static void prefs_actions_row_move      (GtkCList       *clist,
 154                                          gint            source_row,
 155                                          gint            dest_row);
 156 static gint prefs_actions_deleted       (GtkWidget      *widget,
 157                                          GdkEventAny    *event,
 158                                          gpointer       *data);
 159 static void prefs_actions_key_pressed   (GtkWidget      *widget,
 160                                          GdkEventKey    *event,
 161                                          gpointer        data);
 162 static void prefs_actions_cancel        (GtkWidget      *w,
 163                                          gpointer        data);
 164 static void prefs_actions_ok            (GtkWidget      *w,
 165                                          gpointer        data);
 166 static void update_actions_menu         (GtkItemFactory *ifactory,
 167                                          gchar          *branch_path,
 168                                          gpointer        callback,
 169                                          gpointer        data);
 170 static void compose_actions_execute_cb  (Compose        *compose,
 171                                          guint           action_nb,
 172                                          GtkWidget      *widget);
 173 static void mainwin_actions_execute_cb  (MainWindow     *mainwin,
 174                                          guint           action_nb,
 175                                          GtkWidget      *widget);
 176 static void msgview_actions_execute_cb  (MessageView    *msgview,
 177                                          guint           action_nb,
 178                                          GtkWidget      *widget);
 179 static void message_actions_execute     (MessageView    *msgview,
 180                                          guint           action_nb,
 181                                          GtkCTree       *ctree);
 182 static guint get_action_type            (gchar          *action);
 183
 184 static gboolean execute_actions         (gchar          *action,
 185                                          GtkCTree       *ctree,
 186                                          GtkWidget      *text,
 187                                          GdkFont        *msgfont,
 188                                          gint            body_pos,
 189                                          MimeView       *mimeview);
 190
 191 static gchar *parse_action_cmd          (gchar          *action,
 192                                          MsgInfo        *msginfo,
 193                                          GtkCTree       *ctree,
 194                                          MimeView       *mimeview,
 195                                          const gchar    *user_str,
 196                                          const gchar    *user_hidden_str,
 197                                          const gchar    *sel_str);
 198 static gboolean parse_append_filename   (GString        **cmd,
 199                                          MsgInfo        *msginfo);
 200
 201 static gboolean parse_append_msgpart    (GString        **cmd,
 202                                          MsgInfo        *msginfo,
 203                                          MimeView       *mimeview);
 204
 205 ChildInfo *fork_child                   (gchar          *cmd,
 206                                          gint            action_type,
 207                                          GtkWidget      *text,
 208                                          GdkFont        *msgfont,
 209                                          gint            body_pos,
 210                                          Children       *children);
 211
 212 static gint wait_for_children           (gpointer        data);
 213
 214 static void free_children               (Children       *children);
 215
 216 static void childinfo_close_pipes       (ChildInfo      *child_info);
 217
 218 static void create_io_dialog            (Children       *children);
 219 static void update_io_dialog            (Children       *children);
 220
 221 static void hide_io_dialog_cb           (GtkWidget      *widget,
 222                                          gpointer        data);
 223 static gint io_dialog_key_pressed_cb    (GtkWidget      *widget,
 224                                          GdkEventKey    *event,
 225                                          gpointer        data);
 226 static void catch_output                (gpointer                data,
 227                                          gint                    source,
 228                                          GdkInputCondition       cond);
 229 static void catch_input                 (gpointer                data,
 230                                          gint                    source,
 231                                          GdkInputCondition       cond);
 232 static void catch_status                (gpointer                data,
 233                                          gint                    source,
 234                                          GdkInputCondition       cond);
 235
 236 static gchar *get_user_string(const gchar *action, ActionType type);
 237
 238 void prefs_actions_open(MainWindow *mainwin)
 239 {
 240 #if 0
 241         if (prefs_rc_is_readonly(ACTIONS_RC))
 242                 return;
 243 #endif
 244         inc_lock();
 245
 246         if (!actions.window)
 247                 prefs_actions_create(mainwin);
 248
 249         manage_window_set_transient(GTK_WINDOW(actions.window));
 250         gtk_widget_grab_focus(actions.ok_btn);
 251
 252         prefs_actions_set_dialog();
 253
 254         gtk_widget_show(actions.window);
 255 }
 256
 257 static void prefs_actions_create(MainWindow *mainwin)
 258 {
 259         GtkWidget *window;
 260         GtkWidget *vbox;
 261         GtkWidget *ok_btn;
 262         GtkWidget *cancel_btn;
 263         GtkWidget *confirm_area;
 264
 265         GtkWidget *vbox1;
 266
 267         GtkWidget *entry_vbox;
 268         GtkWidget *hbox;
 269         GtkWidget *name_label;
 270         GtkWidget *name_entry;
 271         GtkWidget *cmd_label;
 272         GtkWidget *cmd_entry;
 273
 274         GtkWidget *reg_hbox;
 275         GtkWidget *btn_hbox;
 276         GtkWidget *arrow;
 277         GtkWidget *reg_btn;
 278         GtkWidget *subst_btn;
 279         GtkWidget *del_btn;
 280
 281         GtkWidget *cond_hbox;
 282         GtkWidget *cond_scrolledwin;
 283         GtkWidget *cond_clist;
 284
 285         GtkWidget *help_button;
 286
 287         GtkWidget *btn_vbox;
 288         GtkWidget *up_btn;
 289         GtkWidget *down_btn;
 290
 291         gchar *title[1];
 292
 293         debug_print("Creating actions configuration window...\n");
 294
 295         window = gtk_window_new (GTK_WINDOW_DIALOG);
 296
 297         gtk_container_set_border_width(GTK_CONTAINER (window), 8);
 298         gtk_window_position(GTK_WINDOW(window), GTK_WIN_POS_CENTER);
 299         gtk_window_set_modal(GTK_WINDOW(window), TRUE);
 300         gtk_window_set_policy(GTK_WINDOW(window), FALSE, TRUE, TRUE);
 301         gtk_window_set_default_size(GTK_WINDOW(window), 400, -1);
 302
 303         vbox = gtk_vbox_new(FALSE, 6);
 304         gtk_widget_show(vbox);
 305         gtk_container_add(GTK_CONTAINER(window), vbox);
 306
 307         gtkut_button_set_create(&confirm_area, &ok_btn, _("OK"),
 308                                 &cancel_btn, _("Cancel"), NULL, NULL);
 309         gtk_widget_show(confirm_area);
 310         gtk_box_pack_end(GTK_BOX(vbox), confirm_area, FALSE, FALSE, 0);
 311         gtk_widget_grab_default(ok_btn);
 312
 313         gtk_window_set_title(GTK_WINDOW(window), _("Actions configuration"));
 314         gtk_signal_connect(GTK_OBJECT(window), "delete_event",
 315                            GTK_SIGNAL_FUNC(prefs_actions_deleted), NULL);
 316         gtk_signal_connect(GTK_OBJECT(window), "key_press_event",
 317                            GTK_SIGNAL_FUNC(prefs_actions_key_pressed), NULL);
 318         MANAGE_WINDOW_SIGNALS_CONNECT(window);
 319         gtk_signal_connect(GTK_OBJECT(ok_btn), "clicked",
 320                            GTK_SIGNAL_FUNC(prefs_actions_ok), mainwin);
 321         gtk_signal_connect(GTK_OBJECT(cancel_btn), "clicked",
 322                            GTK_SIGNAL_FUNC(prefs_actions_cancel), NULL);
 323
 324         vbox1 = gtk_vbox_new(FALSE, 8);
 325         gtk_widget_show(vbox1);
 326         gtk_box_pack_start(GTK_BOX(vbox), vbox1, TRUE, TRUE, 0);
 327         gtk_container_set_border_width(GTK_CONTAINER(vbox1), 2);
 328
 329         entry_vbox = gtk_vbox_new(FALSE, 4);
 330         gtk_box_pack_start(GTK_BOX(vbox1), entry_vbox, FALSE, FALSE, 0);
 331
 332         hbox = gtk_hbox_new(FALSE, 8);
 333         gtk_box_pack_start(GTK_BOX(entry_vbox), hbox, FALSE, FALSE, 0);
 334
 335         name_label = gtk_label_new(_("Menu name:"));
 336         gtk_box_pack_start(GTK_BOX(hbox), name_label, FALSE, FALSE, 0);
 337
 338         name_entry = gtk_entry_new();
 339         gtk_box_pack_start(GTK_BOX(hbox), name_entry, TRUE, TRUE, 0);
 340
 341         hbox = gtk_hbox_new(FALSE, 8);
 342         gtk_box_pack_start(GTK_BOX(entry_vbox), hbox, TRUE, TRUE, 0);
 343
 344         cmd_label = gtk_label_new(_("Command line:"));
 345         gtk_box_pack_start(GTK_BOX(hbox), cmd_label, FALSE, FALSE, 0);
 346
 347         cmd_entry = gtk_entry_new();
 348         gtk_box_pack_start(GTK_BOX(hbox), cmd_entry, TRUE, TRUE, 0);
 349
 350         gtk_widget_show_all(entry_vbox);
 351
 352         /* register / substitute / delete */
 353
 354         reg_hbox = gtk_hbox_new(FALSE, 4);
 355         gtk_widget_show(reg_hbox);
 356         gtk_box_pack_start(GTK_BOX(vbox1), reg_hbox, FALSE, FALSE, 0);
 357
 358         arrow = gtk_arrow_new(GTK_ARROW_DOWN, GTK_SHADOW_OUT);
 359         gtk_widget_show(arrow);
 360         gtk_box_pack_start(GTK_BOX(reg_hbox), arrow, FALSE, FALSE, 0);
 361         gtk_widget_set_usize(arrow, -1, 16);
 362
 363         btn_hbox = gtk_hbox_new(TRUE, 4);
 364         gtk_widget_show(btn_hbox);
 365         gtk_box_pack_start(GTK_BOX(reg_hbox), btn_hbox, FALSE, FALSE, 0);
 366
 367         reg_btn = gtk_button_new_with_label(_("Add"));
 368         gtk_widget_show(reg_btn);
 369         gtk_box_pack_start(GTK_BOX(btn_hbox), reg_btn, FALSE, TRUE, 0);
 370         gtk_signal_connect(GTK_OBJECT(reg_btn), "clicked",
 371                            GTK_SIGNAL_FUNC(prefs_actions_register_cb), NULL);
 372
 373         subst_btn = gtk_button_new_with_label(_("  Replace  "));
 374         gtk_widget_show(subst_btn);
 375         gtk_box_pack_start(GTK_BOX(btn_hbox), subst_btn, FALSE, TRUE, 0);
 376         gtk_signal_connect(GTK_OBJECT(subst_btn), "clicked",
 377                            GTK_SIGNAL_FUNC(prefs_actions_substitute_cb),
 378                            NULL);
 379
 380         del_btn = gtk_button_new_with_label(_("Delete"));
 381         gtk_widget_show(del_btn);
 382         gtk_box_pack_start(GTK_BOX(btn_hbox), del_btn, FALSE, TRUE, 0);
 383         gtk_signal_connect(GTK_OBJECT(del_btn), "clicked",
 384                            GTK_SIGNAL_FUNC(prefs_actions_delete_cb), NULL);
 385
 386         help_button = gtk_button_new_with_label(_(" Syntax help "));
 387         gtk_widget_show(help_button);
 388         gtk_box_pack_end(GTK_BOX(reg_hbox), help_button, FALSE, FALSE, 0);
 389         gtk_signal_connect(GTK_OBJECT(help_button), "clicked",
 390                            GTK_SIGNAL_FUNC(prefs_actions_help_cb), NULL);
 391
 392         cond_hbox = gtk_hbox_new(FALSE, 8);
 393         gtk_widget_show(cond_hbox);
 394         gtk_box_pack_start(GTK_BOX(vbox1), cond_hbox, TRUE, TRUE, 0);
 395
 396         cond_scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 397         gtk_widget_show(cond_scrolledwin);
 398         gtk_widget_set_usize(cond_scrolledwin, -1, 150);
 399         gtk_box_pack_start(GTK_BOX(cond_hbox), cond_scrolledwin,
 400                            TRUE, TRUE, 0);
 401         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW (cond_scrolledwin),
 402                                        GTK_POLICY_AUTOMATIC,
 403                                        GTK_POLICY_AUTOMATIC);
 404
 405         title[0] = _("Current actions");
 406         cond_clist = gtk_clist_new_with_titles(1, title);
 407         gtk_widget_show(cond_clist);
 408         gtk_container_add(GTK_CONTAINER (cond_scrolledwin), cond_clist);
 409         gtk_clist_set_column_width(GTK_CLIST (cond_clist), 0, 80);
 410         gtk_clist_set_selection_mode(GTK_CLIST (cond_clist),
 411                                      GTK_SELECTION_BROWSE);
 412         GTK_WIDGET_UNSET_FLAGS(GTK_CLIST(cond_clist)->column[0].button,
 413                                GTK_CAN_FOCUS);
 414         gtk_signal_connect(GTK_OBJECT(cond_clist), "select_row",
 415                            GTK_SIGNAL_FUNC(prefs_actions_select), NULL);
 416         gtk_signal_connect_after(GTK_OBJECT(cond_clist), "row_move",
 417                                  GTK_SIGNAL_FUNC(prefs_actions_row_move),
 418                                  NULL);
 419
 420         btn_vbox = gtk_vbox_new(FALSE, 8);
 421         gtk_widget_show(btn_vbox);
 422         gtk_box_pack_start(GTK_BOX(cond_hbox), btn_vbox, FALSE, FALSE, 0);
 423
 424         up_btn = gtk_button_new_with_label(_("Up"));
 425         gtk_widget_show(up_btn);
 426         gtk_box_pack_start(GTK_BOX(btn_vbox), up_btn, FALSE, FALSE, 0);
 427         gtk_signal_connect(GTK_OBJECT(up_btn), "clicked",
 428                            GTK_SIGNAL_FUNC(prefs_actions_up), NULL);
 429
 430         down_btn = gtk_button_new_with_label(_("Down"));
 431         gtk_widget_show(down_btn);
 432         gtk_box_pack_start(GTK_BOX(btn_vbox), down_btn, FALSE, FALSE, 0);
 433         gtk_signal_connect(GTK_OBJECT(down_btn), "clicked",
 434                            GTK_SIGNAL_FUNC(prefs_actions_down), NULL);
 435
 436         gtk_widget_show(window);
 437
 438         actions.window = window;
 439         actions.ok_btn = ok_btn;
 440
 441         actions.name_entry = name_entry;
 442         actions.cmd_entry  = cmd_entry;
 443
 444         actions.actions_clist = cond_clist;
 445 }
 446
 447
 448 void prefs_actions_read_config(void)
 449 {
 450         gchar *rcpath;
 451         FILE *fp;
 452         gchar buf[PREFSBUFSIZE];
 453         gchar *act;
 454
 455         debug_print("Reading actions configurations...\n");
 456
 457         rcpath = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S, ACTIONS_RC, NULL);
 458         if ((fp = fopen(rcpath, "rb")) == NULL) {
 459                 if (ENOENT != errno) FILE_OP_ERROR(rcpath, "fopen");
 460                 g_free(rcpath);
 461                 return;
 462         }
 463         g_free(rcpath);
 464
 465         while (prefs_common.actions_list != NULL) {
 466                 act = (gchar *)prefs_common.actions_list->data;
 467                 prefs_common.actions_list =
 468                         g_slist_remove(prefs_common.actions_list, act);
 469                 g_free(act);
 470         }
 471
 472         while (fgets(buf, sizeof(buf), fp) != NULL) {
 473                 g_strchomp(buf);
 474                 act = strstr(buf, ": ");
 475                 if (act && act[2] &&
 476                     get_action_type(&act[2]) != ACTION_ERROR)
 477                         prefs_common.actions_list =
 478                                 g_slist_append(prefs_common.actions_list,
 479                                                g_strdup(buf));
 480         }
 481         fclose(fp);
 482 }
 483
 484 void prefs_actions_write_config(void)
 485 {
 486         gchar *rcpath;
 487         PrefFile *pfile;
 488         GSList *cur;
 489
 490         debug_print("Writing actions configuration...\n");
 491
 492         rcpath = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S, ACTIONS_RC, NULL);
 493         if ((pfile= prefs_write_open(rcpath)) == NULL) {
 494                 g_warning("failed to write configuration to file\n");
 495                 g_free(rcpath);
 496                 return;
 497         }
 498
 499         for (cur = prefs_common.actions_list; cur != NULL; cur = cur->next) {
 500                 gchar *act = (gchar *)cur->data;
 501                 if (fputs(act, pfile->fp) == EOF ||
 502                     fputc('\n', pfile->fp) == EOF) {
 503                         FILE_OP_ERROR(rcpath, "fputs || fputc");
 504                         prefs_file_close_revert(pfile);
 505                         g_free(rcpath);
 506                         return;
 507                 }
 508         }
 509
 510         g_free(rcpath);
 511
 512         if (prefs_file_close(pfile) < 0) {
 513                 g_warning("failed to write configuration to file\n");
 514                 return;
 515         }
 516 }
 517
 518 static guint get_action_type(gchar *action)
 519 {
 520         gchar *p;
 521         guint action_type = ACTION_NONE;
 522
 523         g_return_val_if_fail(action,  ACTION_ERROR);
 524         g_return_val_if_fail(*action, ACTION_ERROR);
 525
 526         p = action;
 527
 528         if (p[0] == '|') {
 529                 action_type |= ACTION_PIPE_IN;
 530                 p++;
 531         } else if (p[0] == '>') {
 532                 action_type |= ACTION_USER_IN;
 533                 p++;
 534         } else if (p[0] == '*') {
 535                 action_type |= ACTION_USER_HIDDEN_IN;
 536                 p++;
 537         }
 538
 539         if (p[0] == 0x00)
 540                 return ACTION_ERROR;
 541
 542         while (*p && action_type != ACTION_ERROR) {
 543                 if (p[0] == '%') {
 544                         switch (p[1]) {
 545                         case 'f':
 546                                 action_type |= ACTION_SINGLE;
 547                                 break;
 548                         case 'F':
 549                                 action_type |= ACTION_MULTIPLE;
 550                                 break;
 551                         case 'p':
 552                                 action_type |= ACTION_SINGLE;
 553                                 break;
 554                         case 's':
 555                                 action_type |= ACTION_SELECTION_STR;
 556                                 break;
 557                         case 'u':
 558                                 action_type |= ACTION_USER_STR;
 559                                 break;
 560                         case 'h':
 561                                 action_type |= ACTION_USER_HIDDEN_STR;
 562                                 break;
 563                         default:
 564                                 action_type = ACTION_ERROR;
 565                                 break;
 566                         }
 567                 } else if (p[0] == '|') {
 568                         if (p[1] == 0x00)
 569                                 action_type |= ACTION_PIPE_OUT;
 570                 } else if (p[0] == '>') {
 571                         if (p[1] == 0x00)
 572                                 action_type |= ACTION_INSERT;
 573                 } else if (p[0] == '&') {
 574                         if (p[1] == 0x00)
 575                                 action_type |= ACTION_ASYNC;
 576                 }
 577                 p++;
 578         }
 579
 580         return action_type;
 581 }
 582
 583 static gchar *parse_action_cmd(gchar *action, MsgInfo *msginfo,
 584                                GtkCTree *ctree, MimeView *mimeview,
 585                                const gchar *user_str,
 586                                const gchar *user_hidden_str,
 587                                const gchar *sel_str)
 588 {
 589         GString *cmd;
 590         gchar *p;
 591         GList *cur;
 592         MsgInfo *msg;
 593
 594         p = action;
 595
 596         if (p[0] == '|' || p[0] == '>' || p[0] == '*')
 597                 p++;
 598
 599         cmd = g_string_sized_new(strlen(action));
 600
 601         while (p[0] &&
 602                !((p[0] == '|' || p[0] == '>' || p[0] == '&') && !p[1])) {
 603                 if (p[0] == '%' && p[1]) {
 604                         switch (p[1]) {
 605                         case 'f':
 606                                 if (!parse_append_filename(&cmd, msginfo)) {
 607                                         g_string_free(cmd, TRUE);
 608                                         return NULL;
 609                                 }
 610                                 p++;
 611                                 break;
 612                         case 'F':
 613                                 for (cur = GTK_CLIST(ctree)->selection;
 614                                      cur != NULL; cur = cur->next) {
 615                                         msg = gtk_ctree_node_get_row_data(ctree,
 616                                               GTK_CTREE_NODE(cur->data));
 617                                         if (!parse_append_filename(&cmd, msg)) {
 618                                                 g_string_free(cmd, TRUE);
 619                                                 return NULL;
 620                                         }
 621                                         if (cur->next)
 622                                                 cmd = g_string_append_c(cmd, ' ');
 623                                 }
 624
 625                                 p++;
 626                                 break;
 627                         case 'p':
 628                                 if (!parse_append_msgpart(&cmd, msginfo,
 629                                                           mimeview)) {
 630                                         g_string_free(cmd, TRUE);
 631                                         return NULL;
 632                                 }
 633                                 p++;
 634                                 break;
 635                         case 's':
 636                                 if (sel_str)
 637                                         cmd = g_string_append(cmd, sel_str);
 638                                 p++;
 639                                 break;
 640
 641                         case 'u':
 642                                 if (user_str)
 643                                         cmd = g_string_append(cmd, user_str);
 644                                 p++;
 645                                 break;
 646                         case 'h':
 647                                 if (user_hidden_str)
 648                                         cmd = g_string_append(cmd,
 649                                                               user_hidden_str);
 650                                 p++;
 651                                 break;
 652
 653                         default:
 654                                 cmd = g_string_append_c(cmd, p[0]);
 655                                 cmd = g_string_append_c(cmd, p[1]);
 656                                 p++;
 657                         }
 658                 } else {
 659                         cmd = g_string_append_c(cmd, p[0]);
 660                 }
 661                 p++;
 662         }
 663         if (cmd->len == 0) {
 664                 g_string_free(cmd, TRUE);
 665                 return NULL;
 666         }
 667
 668         p = cmd->str;
 669         g_string_free(cmd, FALSE);
 670         return p;
 671 }
 672
 673 static gboolean parse_append_filename(GString **cmd, MsgInfo *msginfo)
 674 {
 675         gchar *filename;
 676
 677         g_return_val_if_fail(msginfo, FALSE);
 678
 679         filename = procmsg_get_message_file(msginfo);
 680
 681         if (filename) {
 682                 *cmd = g_string_append(*cmd, filename);
 683                 g_free(filename);
 684         } else {
 685                 alertpanel_error(_("Could not get message file %d"),
 686                                 msginfo->msgnum);
 687                 return FALSE;
 688         }
 689
 690         return TRUE;
 691 }
 692
 693 static gboolean parse_append_msgpart(GString **cmd, MsgInfo *msginfo,
 694                                      MimeView *mimeview)
 695 {
 696         gchar    *filename;
 697         gchar    *partname;
 698         MimeInfo *partinfo;
 699         gint      ret;
 700         FILE     *fp;
 701
 702         if (!mimeview) {
 703 #if USE_GPGME
 704                 if ((fp = procmsg_open_message_decrypted(msginfo, &partinfo))
 705                     == NULL) {
 706                         alertpanel_error(_("Could not get message file."));
 707                         return FALSE;
 708                 }
 709 #else
 710                 if ((fp = procmsg_open_message(msginfo)) == NULL) {
 711                         alertpanel_error(_("Could not get message file."));
 712                         return FALSE;
 713                 }
 714                 partinfo = procmime_scan_mime_header(fp);
 715 #endif
 716                 fclose(fp);
 717                 if (!partinfo) {
 718                         procmime_mimeinfo_free_all(partinfo);
 719                         alertpanel_error(_("Could not get message part."));
 720                         return FALSE;
 721                 }
 722                 filename = procmsg_get_message_file(msginfo);
 723         } else {
 724                 if (!mimeview->opened) {
 725                         alertpanel_error(_("No message part selected."));
 726                         return FALSE;
 727                 }
 728                 if (!mimeview->file) {
 729                         alertpanel_error(_("No message file selected."));
 730                         return FALSE;
 731                 }
 732                 partinfo = gtk_ctree_node_get_row_data
 733                                 (GTK_CTREE(mimeview->ctree),
 734                                  mimeview->opened);
 735                 g_return_val_if_fail(partinfo != NULL, FALSE);
 736                 filename = mimeview->file;
 737         }
 738         partname = procmime_get_tmp_file_name(partinfo);
 739
 740         ret = procmime_get_part(partname, filename, partinfo);
 741
 742         if (!mimeview) {
 743                 procmime_mimeinfo_free_all(partinfo);
 744                 g_free(filename);
 745         }
 746
 747         if (ret < 0) {
 748                 alertpanel_error(_("Can't get part of multipart message"));
 749                 g_free(partname);
 750                 return FALSE;
 751         }
 752
 753         *cmd = g_string_append(*cmd, partname);
 754
 755         g_free(partname);
 756
 757         return TRUE;
 758 }
 759
 760 static void prefs_actions_set_dialog(void)
 761 {
 762         GtkCList *clist = GTK_CLIST(actions.actions_clist);
 763         GSList *cur;
 764         gchar *action_str[1];
 765         gint row;
 766
 767         gtk_clist_freeze(clist);
 768         gtk_clist_clear(clist);
 769
 770         action_str[0] = _("(New)");
 771         row = gtk_clist_append(clist, action_str);
 772         gtk_clist_set_row_data(clist, row, NULL);
 773
 774         for (cur = prefs_common.actions_list; cur != NULL; cur = cur->next) {
 775                 gchar *action[1];
 776
 777                 action[0] = (gchar *)cur->data;
 778                 row = gtk_clist_append(clist, action);
 779                 gtk_clist_set_row_data(clist, row, action[0]);
 780         }
 781
 782         gtk_clist_thaw(clist);
 783 }
 784
 785 static void prefs_actions_set_list(void)
 786 {
 787         gint row = 1;
 788         gchar *action;
 789
 790         g_slist_free(prefs_common.actions_list);
 791         prefs_common.actions_list = NULL;
 792
 793         while ((action = (gchar *)gtk_clist_get_row_data
 794                 (GTK_CLIST(actions.actions_clist), row)) != NULL) {
 795                 prefs_common.actions_list =
 796                         g_slist_append(prefs_common.actions_list, action);
 797                 row++;
 798         }
 799 }
 800
 801 #define GET_ENTRY(entry) \
 802         entry_text = gtk_entry_get_text(GTK_ENTRY(entry))
 803
 804 static gint prefs_actions_clist_set_row(gint row)
 805 {
 806         GtkCList *clist = GTK_CLIST(actions.actions_clist);
 807         gchar *entry_text;
 808         gint len;
 809         gchar action[PREFSBUFSIZE];
 810         gchar *buf[1];
 811
 812         g_return_val_if_fail(row != 0, -1);
 813
 814         GET_ENTRY(actions.name_entry);
 815         if (entry_text[0] == '\0') {
 816                 alertpanel_error(_("Menu name is not set."));
 817                 return -1;
 818         }
 819
 820         if (strchr(entry_text, ':')) {
 821                 alertpanel_error(_("Colon ':' is not allowed in the menu name."));
 822                 return -1;
 823         }
 824
 825         strncpy(action, entry_text, PREFSBUFSIZE - 1);
 826         g_strstrip(action);
 827
 828         /* Keep space for the ': ' delimiter */
 829         len = strlen(action) + 2;
 830         if (len >= PREFSBUFSIZE - 1) {
 831                 alertpanel_error(_("Menu name is too long."));
 832                 return -1;
 833         }
 834
 835         strcat(action, ": ");
 836
 837         GET_ENTRY(actions.cmd_entry);
 838
 839         if (entry_text[0] == '\0') {
 840                 alertpanel_error(_("Command line not set."));
 841                 return -1;
 842         }
 843
 844         if (len + strlen(entry_text) >= PREFSBUFSIZE - 1) {
 845                 alertpanel_error(_("Menu name and command are too long."));
 846                 return -1;
 847         }
 848
 849         if (get_action_type(entry_text) == ACTION_ERROR) {
 850                 alertpanel_error(_("The command\n%s\nhas a syntax error."),
 851                                  entry_text);
 852                 return -1;
 853         }
 854
 855         strcat(action, entry_text);
 856
 857         buf[0] = action;
 858         if (row < 0)
 859                 row = gtk_clist_append(clist, buf);
 860         else {
 861                 gchar *old_action;
 862                 gtk_clist_set_text(clist, row, 0, action);
 863                 old_action = (gchar *) gtk_clist_get_row_data(clist, row);
 864                 if (old_action)
 865                         g_free(old_action);
 866         }
 867
 868         buf[0] = g_strdup(action);
 869
 870         gtk_clist_set_row_data(clist, row, buf[0]);
 871
 872         prefs_actions_set_list();
 873
 874         return 0;
 875 }
 876
 877 /* callback functions */
 878
 879 static void prefs_actions_register_cb(GtkWidget *w, gpointer data)
 880 {
 881         prefs_actions_clist_set_row(-1);
 882 }
 883
 884 static void prefs_actions_substitute_cb(GtkWidget *w, gpointer data)
 885 {
 886         GtkCList *clist = GTK_CLIST(actions.actions_clist);
 887         gchar *action;
 888         gint row;
 889
 890         if (!clist->selection) return;
 891
 892         row = GPOINTER_TO_INT(clist->selection->data);
 893         if (row == 0) return;
 894
 895         action = gtk_clist_get_row_data(clist, row);
 896         if (!action) return;
 897
 898         prefs_actions_clist_set_row(row);
 899 }
 900
 901 static void prefs_actions_delete_cb(GtkWidget *w, gpointer data)
 902 {
 903         GtkCList *clist = GTK_CLIST(actions.actions_clist);
 904         gchar *action;
 905         gint row;
 906
 907         if (!clist->selection) return;
 908         row = GPOINTER_TO_INT(clist->selection->data);
 909         if (row == 0) return;
 910
 911         if (alertpanel(_("Delete action"),
 912                        _("Do you really want to delete this action?"),
 913                        _("Yes"), _("No"), NULL) == G_ALERTALTERNATE)
 914                 return;
 915
 916         action = gtk_clist_get_row_data(clist, row);
 917         g_free(action);
 918         gtk_clist_remove(clist, row);
 919         prefs_common.actions_list = g_slist_remove(prefs_common.actions_list,
 920                                                    action);
 921 }
 922
 923 static void prefs_actions_up(GtkWidget *w, gpointer data)
 924 {
 925         GtkCList *clist = GTK_CLIST(actions.actions_clist);
 926         gint row;
 927
 928         if (!clist->selection) return;
 929
 930         row = GPOINTER_TO_INT(clist->selection->data);
 931         if (row > 1)
 932                 gtk_clist_row_move(clist, row, row - 1);
 933 }
 934
 935 static void prefs_actions_down(GtkWidget *w, gpointer data)
 936 {
 937         GtkCList *clist = GTK_CLIST(actions.actions_clist);
 938         gint row;
 939
 940         if (!clist->selection) return;
 941
 942         row = GPOINTER_TO_INT(clist->selection->data);
 943         if (row > 0 && row < clist->rows - 1)
 944                 gtk_clist_row_move(clist, row, row + 1);
 945 }
 946
 947 #define ENTRY_SET_TEXT(entry, str) \
 948         gtk_entry_set_text(GTK_ENTRY(entry), str ? str : "")
 949
 950 static void prefs_actions_select(GtkCList *clist, gint row, gint column,
 951                                  GdkEvent *event)
 952 {
 953         gchar *action;
 954         gchar *cmd;
 955         gchar buf[PREFSBUFSIZE];
 956         action = gtk_clist_get_row_data(clist, row);
 957
 958         if (!action) {
 959                 ENTRY_SET_TEXT(actions.name_entry, "");
 960                 ENTRY_SET_TEXT(actions.cmd_entry, "");
 961                 return;
 962         }
 963
 964         strncpy(buf, action, PREFSBUFSIZE - 1);
 965         buf[PREFSBUFSIZE - 1] = 0x00;
 966         cmd = strstr(buf, ": ");
 967
 968         if (cmd && cmd[2])
 969                 ENTRY_SET_TEXT(actions.cmd_entry, &cmd[2]);
 970         else
 971                 return;
 972
 973         *cmd = 0x00;
 974         ENTRY_SET_TEXT(actions.name_entry, buf);
 975 }
 976
 977 static void prefs_actions_row_move(GtkCList *clist,
 978                                    gint source_row, gint dest_row)
 979 {
 980         prefs_actions_set_list();
 981         if (gtk_clist_row_is_visible(clist, dest_row) != GTK_VISIBILITY_FULL) {
 982                 gtk_clist_moveto(clist, dest_row, -1,
 983                                  source_row < dest_row ? 1.0 : 0.0, 0.0);
 984         }
 985 }
 986
 987 static gint prefs_actions_deleted(GtkWidget *widget, GdkEventAny *event,
 988                                   gpointer *data)
 989 {
 990         prefs_actions_cancel(widget, data);
 991         return TRUE;
 992 }
 993
 994 static void prefs_actions_key_pressed(GtkWidget *widget, GdkEventKey *event,
 995                                       gpointer data)
 996 {
 997         if (event && event->keyval == GDK_Escape)
 998                 prefs_actions_cancel(widget, data);
 999 }
1000
1001 static void prefs_actions_cancel(GtkWidget *w, gpointer data)
1002 {
1003         prefs_actions_read_config();
1004         gtk_widget_hide(actions.window);
1005         inc_unlock();
1006 }
1007
1008 static void prefs_actions_ok(GtkWidget *widget, gpointer data)
1009 {
1010         GtkItemFactory *ifactory;
1011         MainWindow *mainwin = (MainWindow *)data;
1012
1013         prefs_actions_write_config();
1014         ifactory = gtk_item_factory_from_widget(mainwin->menubar);
1015         update_mainwin_actions_menu(ifactory, mainwin);
1016         gtk_widget_hide(actions.window);
1017         inc_unlock();
1018 }
1019
1020 void update_mainwin_actions_menu(GtkItemFactory *ifactory,
1021                                  MainWindow *mainwin)
1022 {
1023         update_actions_menu(ifactory, "/Tools/Actions",
1024                             mainwin_actions_execute_cb,
1025                             mainwin);
1026 }
1027
1028 void update_compose_actions_menu(GtkItemFactory *ifactory,
1029                                  gchar *branch_path,
1030                                  Compose *compose)
1031 {
1032         update_actions_menu(ifactory, branch_path,
1033                             compose_actions_execute_cb,
1034                             compose);
1035 }
1036
1037
1038 void actions_execute(gpointer data,
1039                      guint action_nb,
1040                      GtkWidget *widget,
1041                      gint source)
1042 {
1043         if (source == TOOLBAR_MAIN)
1044                 mainwin_actions_execute_cb((MainWindow*)data, action_nb, widget);
1045         else if (source == TOOLBAR_COMPOSE)
1046                 compose_actions_execute_cb((Compose*)data, action_nb, widget);
1047         else if (source == TOOLBAR_MSGVIEW)
1048                 msgview_actions_execute_cb((MessageView*)data, action_nb, widget);
1049 }
1050
1051
1052 static void update_actions_menu(GtkItemFactory *ifactory,
1053                                 gchar *branch_path,
1054                                 gpointer callback,
1055                                 gpointer data)
1056 {
1057         GtkWidget *menuitem;
1058         gchar *menu_path;
1059         GSList *cur;
1060         gchar *action, *action_p;
1061         GList *amenu;
1062         GtkItemFactoryEntry ifentry = {NULL, NULL, NULL, 0, "<Branch>"};
1063
1064         ifentry.path = branch_path;
1065         menuitem = gtk_item_factory_get_widget(ifactory, branch_path);
1066         g_return_if_fail(menuitem != NULL);
1067
1068         amenu = GTK_MENU_SHELL(menuitem)->children;
1069         while (amenu != NULL) {
1070                 GList *alist = amenu->next;
1071                 gtk_widget_destroy(GTK_WIDGET(amenu->data));
1072                 amenu = alist;
1073         }
1074
1075         ifentry.accelerator     = NULL;
1076         ifentry.callback_action = 0;
1077         ifentry.callback        = callback;
1078         ifentry.item_type       = NULL;
1079
1080         for (cur = prefs_common.actions_list; cur; cur = cur->next) {
1081                 action   = g_strdup((gchar *)cur->data);
1082                 action_p = strstr(action, ": ");
1083                 if (action_p && action_p[2] &&
1084                     get_action_type(&action_p[2]) != ACTION_ERROR) {
1085                         action_p[0] = 0x00;
1086                         menu_path = g_strdup_printf("%s/%s", branch_path,
1087                                                     action);
1088                         ifentry.path = menu_path;
1089                         gtk_item_factory_create_item(ifactory, &ifentry, data,
1090                                                      1);
1091                         g_free(menu_path);
1092                 }
1093                 g_free(action);
1094                 ifentry.callback_action++;
1095         }
1096 }
1097
1098 static void compose_actions_execute_cb(Compose *compose, guint action_nb,
1099                                        GtkWidget *widget)
1100 {
1101         gchar *buf, *action;
1102         guint action_type;
1103
1104         g_return_if_fail(action_nb < g_slist_length(prefs_common.actions_list));
1105
1106         buf = (gchar *)g_slist_nth_data(prefs_common.actions_list, action_nb);
1107         g_return_if_fail(buf != NULL);
1108         action = strstr(buf, ": ");
1109         g_return_if_fail(action != NULL);
1110
1111         /* Point to the beginning of the command-line */
1112         action += 2;
1113
1114         action_type = get_action_type(action);
1115         if (action_type & (ACTION_SINGLE | ACTION_MULTIPLE)) {
1116                 alertpanel_warning
1117                         (_("The selected action cannot be used in the compose window\n"
1118                            "because it contains %%f, %%F or %%p."));
1119                 return;
1120         }
1121
1122         execute_actions(action, NULL, compose->text, NULL, 0, NULL);
1123 }
1124
1125 static void mainwin_actions_execute_cb(MainWindow *mainwin, guint action_nb,
1126                                        GtkWidget *widget)
1127 {
1128         message_actions_execute(mainwin->messageview, action_nb,
1129                                 GTK_CTREE(mainwin->summaryview->ctree));
1130 }
1131
1132 static void msgview_actions_execute_cb(MessageView *msgview, guint action_nb,
1133                                        GtkWidget *widget)
1134 {
1135         message_actions_execute(msgview, action_nb, NULL);
1136
1137 }
1138
1139 static void message_actions_execute(MessageView *msgview, guint action_nb,
1140                                     GtkCTree *ctree)
1141 {
1142         TextView    *textview = NULL;
1143         gchar       *buf,
1144                     *action;
1145         MimeView    *mimeview = NULL;
1146         GdkFont     *msgfont  = NULL;
1147         guint        body_pos = 0;
1148         GtkWidget   *text     = NULL;
1149
1150         g_return_if_fail(action_nb < g_slist_length(prefs_common.actions_list));
1151
1152         buf = (gchar *)g_slist_nth_data(prefs_common.actions_list, action_nb);
1153
1154         g_return_if_fail(buf);
1155         g_return_if_fail(action = strstr(buf, ": "));
1156
1157         /* Point to the beginning of the command-line */
1158         action += 2;
1159
1160         switch (msgview->type) {
1161         case MVIEW_TEXT:
1162                 if (msgview->textview && msgview->textview->text)
1163                         textview = msgview->textview;
1164                 break;
1165         case MVIEW_MIME:
1166                 if (msgview->mimeview) {
1167                         mimeview = msgview->mimeview;
1168                         if (msgview->mimeview->type == MIMEVIEW_TEXT &&
1169                             msgview->mimeview->textview &&
1170                             msgview->mimeview->textview->text)
1171                                 textview = msgview->mimeview->textview;
1172                 }
1173                 break;
1174         }
1175
1176         if (textview) {
1177                 text     = textview->text;
1178                 msgfont  = textview->msgfont;
1179                 body_pos = textview->body_pos;
1180         }
1181
1182         execute_actions(action, ctree, text, msgfont, body_pos, mimeview);
1183 }
1184
1185 static gboolean execute_actions(gchar     *action,
1186                                 GtkCTree  *ctree,
1187                                 GtkWidget *text,
1188                                 GdkFont   *msgfont,
1189                                 gint       body_pos,
1190                                 MimeView  *mimeview)
1191 {
1192         GList *cur, *selection = NULL;
1193         GSList *children_list = NULL;
1194         gint is_ok  = TRUE;
1195         gint selection_len = 0;
1196         Children *children;
1197         ChildInfo *child_info;
1198         gint action_type;
1199         MsgInfo *msginfo;
1200         gchar *cmd;
1201         gchar *sel_str = NULL;
1202         gchar *user_str = NULL;
1203         gchar *user_hidden_str = NULL;
1204
1205         g_return_val_if_fail(action && *action, FALSE);
1206
1207         action_type = get_action_type(action);
1208
1209         if (action_type == ACTION_ERROR)
1210                 return FALSE;         /* ERR: syntax error */
1211
1212         if (action_type & (ACTION_SINGLE | ACTION_MULTIPLE) &&
1213             !(ctree && GTK_CLIST(ctree)->selection))
1214                 return FALSE;         /* ERR: file command without selection */
1215
1216         if (ctree) {
1217                 selection = GTK_CLIST(ctree)->selection;
1218                 selection_len = g_list_length(selection);
1219         }
1220
1221         if (action_type & (ACTION_PIPE_OUT | ACTION_PIPE_IN | ACTION_INSERT)) {
1222                 if (ctree && selection_len > 1)
1223                         return FALSE; /* ERR: pipe + multiple selection */
1224                 if (!text)
1225                         return FALSE; /* ERR: pipe and no displayed text */
1226         }
1227
1228         if (action_type & ACTION_SELECTION_STR) {
1229                 if (!text)
1230                         return FALSE; /* ERR: selection string but no text */
1231                 else {
1232                         guint start = 0, end = 0;
1233                         if (GTK_EDITABLE(text)->has_selection) {
1234                                 start = GTK_EDITABLE(text)->selection_start_pos;
1235                                 end   = GTK_EDITABLE(text)->selection_end_pos;
1236                                 if (start > end) {
1237                                         guint tmp;
1238                                         tmp = start;
1239                                         start = end;
1240                                         end = tmp;
1241                                 }
1242                         }
1243                         sel_str = gtk_editable_get_chars(GTK_EDITABLE(text),
1244                                         start, end);
1245                 }
1246
1247         }
1248
1249
1250         if (action_type & (ACTION_USER_STR))
1251                 if (!(user_str = get_user_string(action, ACTION_USER_STR)))
1252                         return FALSE;
1253
1254         if (action_type & (ACTION_USER_HIDDEN_STR))
1255                 if (!(user_hidden_str = get_user_string(action,
1256                                                   ACTION_USER_HIDDEN_STR)))
1257                         return FALSE;
1258
1259         children = g_new0(Children, 1);
1260
1261         if (action_type & ACTION_SINGLE) {
1262                 for (cur = selection; cur && is_ok == TRUE; cur = cur->next) {
1263                         msginfo = gtk_ctree_node_get_row_data(ctree,
1264                                         GTK_CTREE_NODE(cur->data));
1265                         if (!msginfo) {
1266                                 is_ok  = FALSE; /* ERR: msginfo missing */
1267                                 break;
1268                         }
1269                         cmd = parse_action_cmd(action, msginfo, ctree,
1270                                                mimeview, user_str,
1271                                                user_hidden_str, sel_str);
1272                         if (!cmd) {
1273                                 debug_print("Action command error\n");
1274                                 is_ok  = FALSE; /* ERR: incorrect command */
1275                                 break;
1276                         }
1277                         if ((child_info = fork_child(cmd, action_type, text,
1278                                                      msgfont, body_pos,
1279                                                      children))) {
1280                                 children_list = g_slist_append(children_list,
1281                                                                child_info);
1282                                 children->open_in = (selection_len == 1) ?
1283                                                     (action_type &
1284                                                      (ACTION_USER_IN |
1285                                                       ACTION_USER_HIDDEN_IN)) : 0;
1286                         }
1287                         g_free(cmd);
1288                 }
1289         } else {
1290                 cmd = parse_action_cmd(action, NULL, ctree, mimeview, user_str,
1291                                        user_hidden_str, sel_str);
1292                 if (cmd) {
1293                         if ((child_info = fork_child(cmd, action_type, text,
1294                                                      msgfont, body_pos,
1295                                                      children))) {
1296                                 children_list = g_slist_append(children_list,
1297                                                                child_info);
1298                                 children->open_in = action_type &
1299                                                     (ACTION_USER_IN |
1300                                                      ACTION_USER_HIDDEN_IN);
1301                         }
1302                         g_free(cmd);
1303                 } else
1304                         is_ok  = FALSE;         /* ERR: incorrect command */
1305         }
1306
1307         if (user_str)
1308                 g_free(user_str);
1309         if (user_hidden_str)
1310                 g_free(user_hidden_str);
1311
1312         if (!children_list) {
1313                  /* If not waiting for children, return */
1314                 g_free(children);
1315         } else {
1316                 GSList *cur;
1317
1318                 children->action  = g_strdup(action);
1319                 children->dialog  = NULL;
1320                 children->list    = children_list;
1321                 children->nb      = g_slist_length(children_list);
1322
1323                 for (cur = children_list; cur; cur = cur->next) {
1324                         child_info = (ChildInfo *) cur->data;
1325                         child_info->tag_status =
1326                                 gdk_input_add(child_info->chld_status,
1327                                               GDK_INPUT_READ,
1328                                               catch_status, child_info);
1329                 }
1330
1331                 create_io_dialog(children);
1332         }
1333
1334         return is_ok;
1335 }
1336
1337 ChildInfo *fork_child(gchar *cmd, gint action_type, GtkWidget *text,
1338                       GdkFont *msgfont, gint body_pos, Children *children)
1339 {
1340         gint chld_in[2], chld_out[2], chld_err[2], chld_status[2];
1341         gchar *cmdline[4];
1342         guint start, end;
1343         gint is_selection;
1344         gchar *selection;
1345         pid_t pid, gch_pid;
1346         ChildInfo *child_info;
1347         gint sync;
1348
1349         sync = !(action_type & ACTION_ASYNC);
1350
1351         chld_in[0] = chld_in[1] = chld_out[0] = chld_out[1] = chld_err[0]
1352                 = chld_err[1] = chld_status[0] = chld_status[1] = -1;
1353
1354         if (sync) {
1355                 if (pipe(chld_status) || pipe(chld_in) || pipe(chld_out) ||
1356                     pipe(chld_err)) {
1357                         alertpanel_error(_("Command could not be started. "
1358                                            "Pipe creation failed.\n%s"),
1359                                         g_strerror(errno));
1360                         /* Closing fd = -1 fails silently */
1361                         close(chld_in[0]);
1362                         close(chld_in[1]);
1363                         close(chld_out[0]);
1364                         close(chld_out[1]);
1365                         close(chld_err[0]);
1366                         close(chld_err[1]);
1367                         close(chld_status[0]);
1368                         close(chld_status[1]);
1369                         return NULL; /* Pipe error */
1370                 }
1371         }
1372
1373         debug_print("Forking child and grandchild.\n");
1374
1375         pid = fork();
1376         if (pid == 0) { /* Child */
1377                 if (setpgid(0, 0))
1378                         perror("setpgid");
1379
1380                 close(ConnectionNumber(gdk_display));
1381
1382                 gch_pid = fork();
1383
1384                 if (gch_pid == 0) {
1385                         if (setpgid(0, getppid()))
1386                                 perror("setpgid");
1387                         if (sync) {
1388                                 if (action_type &
1389                                     (ACTION_PIPE_IN |
1390                                      ACTION_USER_IN |
1391                                      ACTION_USER_HIDDEN_IN)) {
1392                                         close(fileno(stdin));
1393                                         dup  (chld_in[0]);
1394                                 }
1395                                 close(chld_in[0]);
1396                                 close(chld_in[1]);
1397
1398                                 close(fileno(stdout));
1399                                 dup  (chld_out[1]);
1400                                 close(chld_out[0]);
1401                                 close(chld_out[1]);
1402
1403                                 close(fileno(stderr));
1404                                 dup  (chld_err[1]);
1405                                 close(chld_err[0]);
1406                                 close(chld_err[1]);
1407                         }
1408
1409                         cmdline[0] = "sh";
1410                         cmdline[1] = "-c";
1411                         cmdline[2] = cmd;
1412                         cmdline[3] = 0;
1413                         execvp("/bin/sh", cmdline);
1414
1415                         perror("execvp");
1416                         _exit(1);
1417                 } else if (gch_pid < (pid_t) 0) { /* Fork error */
1418                         if (sync)
1419                                 write(chld_status[1], "1\n", 2);
1420                         perror("fork");
1421                         _exit(1);
1422                 } else {/* Child */
1423                         if (sync) {
1424                                 close(chld_in[0]);
1425                                 close(chld_in[1]);
1426                                 close(chld_out[0]);
1427                                 close(chld_out[1]);
1428                                 close(chld_err[0]);
1429                                 close(chld_err[1]);
1430                                 close(chld_status[0]);
1431                         }
1432                         if (sync) {
1433                                 debug_print("Child: Waiting for grandchild\n");
1434                                 waitpid(gch_pid, NULL, 0);
1435                                 debug_print("Child: grandchild ended\n");
1436                                 write(chld_status[1], "0\n", 2);
1437                                 close(chld_status[1]);
1438                         }
1439                         _exit(0);
1440                 }
1441         } else if (pid < 0) { /* Fork error */
1442                 alertpanel_error(_("Could not fork to execute the following "
1443                                    "command:\n%s\n%s"),
1444                                  cmd, g_strerror(errno));
1445                 return NULL;
1446         }
1447
1448         /* Parent */
1449
1450         if (!sync) {
1451                 waitpid(pid, NULL, 0);
1452                 return NULL;
1453         }
1454
1455         close(chld_in[0]);
1456         if (!(action_type & (ACTION_PIPE_IN | ACTION_USER_IN | ACTION_USER_HIDDEN_IN)))
1457                 close(chld_in[1]);
1458         close(chld_out[1]);
1459         close(chld_err[1]);
1460         close(chld_status[1]);
1461
1462         child_info = g_new0(ChildInfo, 1);
1463
1464         child_info->children    = children;
1465
1466         child_info->pid         = pid;
1467         child_info->cmd         = g_strdup(cmd);
1468         child_info->type        = action_type;
1469         child_info->new_out     = FALSE;
1470         child_info->output      = g_string_sized_new(0);
1471         child_info->chld_in     =
1472                 (action_type &
1473                  (ACTION_PIPE_IN | ACTION_USER_IN | ACTION_USER_HIDDEN_IN))
1474                         ? chld_in [1] : -1;
1475         child_info->chld_out    = chld_out[0];
1476         child_info->chld_err    = chld_err[0];
1477         child_info->chld_status = chld_status[0];
1478         child_info->tag_in      = -1;
1479         child_info->tag_out     = gdk_input_add(chld_out[0], GDK_INPUT_READ,
1480                                                 catch_output, child_info);
1481         child_info->tag_err     = gdk_input_add(chld_err[0], GDK_INPUT_READ,
1482                                                 catch_output, child_info);
1483
1484         if (!(action_type & (ACTION_PIPE_IN | ACTION_PIPE_OUT | ACTION_INSERT)))
1485                 return child_info;
1486
1487         child_info->text        = text;
1488         child_info->msgfont     = msgfont;
1489
1490         start = body_pos;
1491         end   = gtk_stext_get_length(GTK_STEXT(text));
1492
1493         if (GTK_EDITABLE(text)->has_selection) {
1494                 start = GTK_EDITABLE(text)->selection_start_pos;
1495                 end   = GTK_EDITABLE(text)->selection_end_pos;
1496                 if (start > end) {
1497                         guint tmp;
1498                         tmp = start;
1499                         start = end;
1500                         end = tmp;
1501                 }
1502                 is_selection = TRUE;
1503                 if (start == end) {
1504                         start = 0;
1505                         end = gtk_stext_get_length(GTK_STEXT(text));
1506                         is_selection = FALSE;
1507                 }
1508         }
1509
1510         selection = gtk_editable_get_chars(GTK_EDITABLE(text), start, end);
1511
1512         if (action_type & ACTION_PIPE_IN) {
1513                 write(chld_in[1], selection, strlen(selection));
1514                 if (!(action_type & (ACTION_USER_IN | ACTION_USER_HIDDEN_IN)))
1515                         close(chld_in[1]);
1516                 child_info->chld_in = -1; /* No more input */
1517         }
1518         g_free(selection);
1519
1520         gtk_stext_freeze(GTK_STEXT(text));
1521         if (action_type & ACTION_PIPE_OUT) {
1522                 gtk_stext_set_point(GTK_STEXT(text), start);
1523                 gtk_stext_forward_delete(GTK_STEXT(text), end - start);
1524         }
1525
1526         gtk_stext_thaw(GTK_STEXT(text));
1527
1528         return child_info;
1529 }
1530
1531 static void kill_children_cb(GtkWidget *widget, gpointer data)
1532 {
1533         GSList *cur;
1534         Children *children = (Children *) data;
1535         ChildInfo *child_info;
1536
1537         for (cur = children->list; cur; cur = cur->next) {
1538                 child_info = (ChildInfo *)(cur->data);
1539                 debug_print("Killing child group id %d\n", child_info->pid);
1540                 if (child_info->pid && kill(-child_info->pid, SIGTERM) < 0)
1541                         perror("kill");
1542         }
1543 }
1544
1545 static gint wait_for_children(gpointer data)
1546 {
1547         gboolean new_output;
1548         Children *children = (Children *)data;
1549         ChildInfo *child_info;
1550         GSList *cur;
1551         gint nb = children->nb;
1552
1553         children->nb = 0;
1554
1555         cur = children->list;
1556         new_output = FALSE;
1557         while (cur) {
1558                 child_info = (ChildInfo *)cur->data;
1559                 if (child_info->pid)
1560                         children->nb++;
1561                 new_output |= child_info->new_out;
1562                 cur = cur->next;
1563         }
1564
1565         children->output |= new_output;
1566
1567         if (new_output || (children->dialog && (nb != children->nb)))
1568                 update_io_dialog(children);
1569
1570         if (children->nb)
1571                 return FALSE;
1572
1573         if (!children->dialog) {
1574                 free_children(children);
1575         } else if (!children->output) {
1576                 gtk_widget_destroy(children->dialog);
1577         }
1578
1579         return FALSE;
1580 }
1581
1582 static void send_input(GtkWidget *w, gpointer data)
1583 {
1584         Children *children = (Children *) data;
1585         ChildInfo *child_info = (ChildInfo *) children->list->data;
1586
1587         child_info->tag_in = gdk_input_add(child_info->chld_in,
1588                                            GDK_INPUT_WRITE,
1589                                            catch_input, children);
1590         gtk_widget_set_sensitive(children->input_hbox, FALSE);
1591 }
1592
1593 static gint delete_io_dialog_cb(GtkWidget *w, GdkEvent *e, gpointer data)
1594 {
1595         hide_io_dialog_cb(w, data);
1596         return TRUE;
1597 }
1598
1599 static void hide_io_dialog_cb(GtkWidget *w, gpointer data)
1600 {
1601
1602         Children *children = (Children *)data;
1603
1604         if (!children->nb) {
1605                 gtk_signal_disconnect_by_data(GTK_OBJECT(children->dialog),
1606                                               children);
1607                 gtk_widget_destroy(children->dialog);
1608                 free_children(children);
1609         }
1610 }
1611
1612 static gint io_dialog_key_pressed_cb(GtkWidget  *widget,
1613                                      GdkEventKey        *event,
1614                                      gpointer    data)
1615 {
1616         if (event && event->keyval == GDK_Escape)
1617                 hide_io_dialog_cb(widget, data);
1618         return TRUE;
1619 }
1620
1621 static void childinfo_close_pipes(ChildInfo *child_info)
1622 {
1623         if (child_info->tag_in > 0)
1624                 gdk_input_remove(child_info->tag_in);
1625         gdk_input_remove(child_info->tag_out);
1626         gdk_input_remove(child_info->tag_err);
1627
1628         if (child_info->chld_in >= 0)
1629                 close(child_info->chld_in);
1630         close(child_info->chld_out);
1631         close(child_info->chld_err);
1632         close(child_info->chld_status);
1633 }
1634
1635 static void free_children(Children *children)
1636 {
1637         GSList *cur;
1638         ChildInfo *child_info;
1639
1640         debug_print("Freeing children data %p\n", children);
1641
1642         g_free(children->action);
1643         for (cur = children->list; cur;) {
1644                 child_info = (ChildInfo *)cur->data;
1645                 g_free(child_info->cmd);
1646                 g_string_free(child_info->output, TRUE);
1647                 children->list = g_slist_remove(children->list, child_info);
1648                 g_free(child_info);
1649                 cur = children->list;
1650         }
1651         g_free(children);
1652 }
1653
1654 static void update_io_dialog(Children *children)
1655 {
1656         GSList *cur;
1657
1658         debug_print("Updating actions input/output dialog.\n");
1659
1660         if (!children->nb) {
1661                 gtk_widget_set_sensitive(children->abort_btn, FALSE);
1662                 gtk_widget_set_sensitive(children->close_btn, TRUE);
1663                 if (children->input_hbox)
1664                         gtk_widget_set_sensitive(children->input_hbox, FALSE);
1665                 gtk_widget_grab_focus(children->close_btn);
1666                 gtk_signal_connect(GTK_OBJECT(children->dialog),
1667                                    "key_press_event",
1668                                    GTK_SIGNAL_FUNC(io_dialog_key_pressed_cb),
1669                                    children);
1670         }
1671
1672         if (children->output) {
1673                 GtkWidget *text = children->text;
1674                 gchar *caption;
1675                 ChildInfo *child_info;
1676
1677                 gtk_widget_show(children->scrolledwin);
1678                 gtk_text_freeze(GTK_TEXT(text));
1679                 gtk_text_set_point(GTK_TEXT(text), 0);
1680                 gtk_text_forward_delete(GTK_TEXT(text),
1681                                         gtk_text_get_length(GTK_TEXT(text)));
1682                 for (cur = children->list; cur; cur = cur->next) {
1683                         child_info = (ChildInfo *)cur->data;
1684                         if (child_info->pid)
1685                                 caption = g_strdup_printf
1686                                         (_("--- Running: %s\n"),
1687                                          child_info->cmd);
1688                         else
1689                                 caption = g_strdup_printf
1690                                         (_("--- Ended: %s\n"),
1691                                          child_info->cmd);
1692
1693                         gtk_text_insert(GTK_TEXT(text), NULL, NULL, NULL,
1694                                         caption, -1);
1695                         gtk_text_insert(GTK_TEXT(text), NULL, NULL, NULL,
1696                                         child_info->output->str, -1);
1697                         g_free(caption);
1698                         child_info->new_out = FALSE;
1699                 }
1700                 gtk_text_thaw(GTK_TEXT(text));
1701         }
1702 }
1703
1704 static void create_io_dialog(Children *children)
1705 {
1706         GtkWidget *dialog;
1707         GtkWidget *vbox;
1708         GtkWidget *entry = NULL;
1709         GtkWidget *input_hbox = NULL;
1710         GtkWidget *send_button;
1711         GtkWidget *label;
1712         GtkWidget *text;
1713         GtkWidget *scrolledwin;
1714         GtkWidget *hbox;
1715         GtkWidget *abort_button;
1716         GtkWidget *close_button;
1717
1718         debug_print("Creating action IO dialog\n");
1719
1720         dialog = gtk_dialog_new();
1721         gtk_container_set_border_width
1722                 (GTK_CONTAINER(GTK_DIALOG(dialog)->action_area), 5);
1723         gtk_window_set_position(GTK_WINDOW(dialog), GTK_WIN_POS_CENTER);
1724         gtk_window_set_title(GTK_WINDOW(dialog), _("Action's input/output"));
1725         gtk_window_set_modal(GTK_WINDOW(dialog), TRUE);
1726         manage_window_set_transient(GTK_WINDOW(dialog));
1727         gtk_signal_connect(GTK_OBJECT(dialog), "delete_event",
1728                         GTK_SIGNAL_FUNC(delete_io_dialog_cb), children);
1729         gtk_signal_connect(GTK_OBJECT(dialog), "destroy",
1730                         GTK_SIGNAL_FUNC(hide_io_dialog_cb),
1731                         children);
1732
1733         vbox = gtk_vbox_new(FALSE, 8);
1734         gtk_container_add(GTK_CONTAINER(GTK_DIALOG(dialog)->vbox), vbox);
1735         gtk_container_set_border_width(GTK_CONTAINER(vbox), 8);
1736         gtk_widget_show(vbox);
1737
1738         label = gtk_label_new(children->action);
1739         gtk_box_pack_start(GTK_BOX(vbox), label, FALSE, FALSE, 0);
1740         gtk_widget_show(label);
1741
1742         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
1743         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
1744                                        GTK_POLICY_NEVER, GTK_POLICY_ALWAYS);
1745         gtk_box_pack_start(GTK_BOX(vbox), scrolledwin, TRUE, TRUE, 0);
1746         gtk_widget_set_usize(scrolledwin, 480, 200);
1747         gtk_widget_hide(scrolledwin);
1748
1749         text = gtk_text_new(gtk_scrolled_window_get_hadjustment
1750                             (GTK_SCROLLED_WINDOW(scrolledwin)),
1751                             gtk_scrolled_window_get_vadjustment
1752                             (GTK_SCROLLED_WINDOW(scrolledwin)));
1753         gtk_text_set_editable(GTK_TEXT(text), FALSE);
1754         gtk_container_add(GTK_CONTAINER(scrolledwin), text);
1755         gtk_widget_show(text);
1756
1757         if (children->open_in) {
1758                 input_hbox = gtk_hbox_new(FALSE, 8);
1759                 gtk_widget_show(input_hbox);
1760
1761                 entry = gtk_entry_new();
1762                 gtk_widget_set_usize(entry, 320, -1);
1763                 gtk_signal_connect(GTK_OBJECT(entry), "activate",
1764                                    GTK_SIGNAL_FUNC(send_input), children);
1765                 gtk_box_pack_start(GTK_BOX(input_hbox), entry, TRUE, TRUE, 0);
1766                 if (children->open_in & ACTION_USER_HIDDEN_IN)
1767                         gtk_entry_set_visibility(GTK_ENTRY(entry), FALSE);
1768                 gtk_widget_show(entry);
1769
1770                 send_button = gtk_button_new_with_label(_(" Send "));
1771                 gtk_signal_connect(GTK_OBJECT(send_button), "clicked",
1772                                    GTK_SIGNAL_FUNC(send_input), children);
1773                 gtk_box_pack_start(GTK_BOX(input_hbox), send_button, FALSE,
1774                                    FALSE, 0);
1775                 gtk_widget_show(send_button);
1776
1777                 gtk_box_pack_start(GTK_BOX(vbox), input_hbox, FALSE, FALSE, 0);
1778                 gtk_widget_grab_focus(entry);
1779         }
1780
1781         gtkut_button_set_create(&hbox, &abort_button, _("Abort"),
1782                                 &close_button, _("Close"), NULL, NULL);
1783         gtk_signal_connect(GTK_OBJECT(abort_button), "clicked",
1784                         GTK_SIGNAL_FUNC(kill_children_cb), children);
1785         gtk_signal_connect(GTK_OBJECT(close_button), "clicked",
1786                         GTK_SIGNAL_FUNC(hide_io_dialog_cb), children);
1787         gtk_widget_show(hbox);
1788
1789         if (children->nb)
1790                 gtk_widget_set_sensitive(close_button, FALSE);
1791
1792         gtk_container_add(GTK_CONTAINER(GTK_DIALOG(dialog)->action_area), hbox);
1793
1794         children->dialog      = dialog;
1795         children->scrolledwin = scrolledwin;
1796         children->text        = text;
1797         children->input_hbox  = children->open_in ? input_hbox : NULL;
1798         children->input_entry = children->open_in ? entry : NULL;
1799         children->abort_btn   = abort_button;
1800         children->close_btn   = close_button;
1801
1802         gtk_widget_show(dialog);
1803 }
1804
1805 static void catch_status(gpointer data, gint source, GdkInputCondition cond)
1806 {
1807         ChildInfo *child_info = (ChildInfo *)data;
1808         gchar buf;
1809         gint c;
1810
1811         gdk_input_remove(child_info->tag_status);
1812
1813         c = read(source, &buf, 1);
1814         debug_print("Child returned %c\n", buf);
1815
1816         waitpid(-child_info->pid, NULL, 0);
1817         childinfo_close_pipes(child_info);
1818         child_info->pid = 0;
1819
1820         wait_for_children(child_info->children);
1821 }
1822
1823 static void catch_input(gpointer data, gint source, GdkInputCondition cond)
1824 {
1825         Children *children = (Children *)data;
1826         ChildInfo *child_info = (ChildInfo *)children->list->data;
1827         gchar *input;
1828         gint c, count, len;
1829
1830         debug_print("Sending input to grand child.\n");
1831         if (!(cond && GDK_INPUT_WRITE))
1832                 return;
1833
1834         gdk_input_remove(child_info->tag_in);
1835         child_info->tag_in = -1;
1836
1837         input = gtk_editable_get_chars(GTK_EDITABLE(children->input_entry),
1838                                        0, -1);
1839         len = strlen(input);
1840         count = 0;
1841
1842         do {
1843                 c = write(child_info->chld_in, input + count, len - count);
1844                 if (c >= 0)
1845                         count += c;
1846
1847         } while (c >= 0 && count < len);
1848
1849         if (c >= 0)
1850                 write(child_info->chld_in, "\n", 2);
1851
1852         g_free(input);
1853
1854         gtk_entry_set_text(GTK_ENTRY(children->input_entry), "");
1855         gtk_widget_set_sensitive(children->input_hbox, TRUE);
1856         close(child_info->chld_in);
1857         child_info->chld_in = -1;
1858         debug_print("Input to grand child sent.\n");
1859 }
1860
1861 static void catch_output(gpointer data, gint source, GdkInputCondition cond)
1862 {
1863         ChildInfo *child_info = (ChildInfo *)data;
1864         gint c, i;
1865         gchar buf[PREFSBUFSIZE];
1866
1867         debug_print("Catching grand child's output.\n");
1868         if (child_info->type & (ACTION_PIPE_OUT | ACTION_INSERT)
1869             && source == child_info->chld_out) {
1870                 gboolean is_selection = FALSE;
1871                 GtkWidget *text = child_info->text;
1872                 if (GTK_EDITABLE(text)->has_selection)
1873                         is_selection = TRUE;
1874                 gtk_stext_freeze(GTK_STEXT(text));
1875                 while (TRUE) {
1876                         c = read(source, buf, PREFSBUFSIZE - 1);
1877                         if (c == 0)
1878                                 break;
1879                         gtk_stext_insert(GTK_STEXT(text), child_info->msgfont,
1880                                          NULL, NULL, buf, c);
1881                 }
1882                 if (is_selection) {
1883                         /* Using the select_region draws things. Should not.
1884                          * so we just change selection position and
1885                          * defere drawing when thawing. Hack?
1886                          */
1887                         GTK_EDITABLE(text)->selection_end_pos =
1888                                         gtk_stext_get_point(GTK_STEXT(text));
1889                 }
1890                 gtk_stext_thaw(GTK_STEXT(child_info->text));
1891         } else {
1892                 c = read(source, buf, PREFSBUFSIZE - 1);
1893                 for (i = 0; i < c; i++)
1894                         child_info->output = g_string_append_c
1895                                 (child_info->output, buf[i]);
1896                 if (c > 0)
1897                         child_info->new_out = TRUE;
1898         }
1899         wait_for_children(child_info->children);
1900 }
1901
1902 static gboolean user_string_dialog_delete_cb(GtkWidget *w, GdkEvent *e, gpointer user_str)
1903 {
1904         gtk_main_quit();
1905         return FALSE;
1906 }
1907
1908 static void user_string_dialog_activate_cb(GtkWidget *w, gpointer data)
1909 {
1910         UserStringDialog *user_dialog = (UserStringDialog *) data;
1911         if (user_dialog->user_str)
1912                 g_free(user_dialog->user_str);
1913         user_dialog->user_str = gtk_editable_get_chars(GTK_EDITABLE(w), 0, -1);
1914         gtk_widget_destroy(user_dialog->dialog);
1915 }
1916
1917 static gchar *get_user_string(const gchar *action, ActionType type )
1918 {
1919         GtkWidget *dialog;
1920         GtkWidget *label;
1921         GtkWidget *entry;
1922         gchar *user_str = NULL;
1923         gchar *label_text;
1924         UserStringDialog user_dialog;
1925
1926         dialog = gtk_dialog_new();
1927         gtk_window_set_policy(GTK_WINDOW(dialog), FALSE, FALSE, FALSE);
1928         gtk_container_set_border_width(
1929                         GTK_CONTAINER(GTK_DIALOG(dialog)->vbox), 8);
1930         gtk_container_set_border_width(
1931                         GTK_CONTAINER(GTK_DIALOG(dialog)->action_area), 5);
1932         gtk_window_position(GTK_WINDOW(dialog), GTK_WIN_POS_CENTER);
1933
1934         user_dialog.dialog   = dialog;
1935         user_dialog.user_str = user_str;
1936
1937         gtk_signal_connect(GTK_OBJECT(dialog), "delete_event",
1938                            GTK_SIGNAL_FUNC(user_string_dialog_delete_cb),
1939                            &user_dialog);
1940         gtk_signal_connect(GTK_OBJECT(dialog), "destroy",
1941                            GTK_SIGNAL_FUNC(user_string_dialog_delete_cb),
1942                            &user_dialog);
1943         switch (type) {
1944                 case ACTION_USER_HIDDEN_STR:
1945                         gtk_window_set_title(GTK_WINDOW(dialog),
1946                                         _("Action's user hidden argument"));
1947                         label_text = g_strdup_printf(_("Enter the '%%h' "
1948                                                 "argument for the following "
1949                                                 "action:\n%s"), action);
1950                         break;
1951                 case ACTION_USER_STR:
1952                         gtk_window_set_title(GTK_WINDOW(dialog),
1953                                         _("Action's user argument"));
1954                         label_text = g_strdup_printf(_("Enter the '%%u' "
1955                                                 "argument for the following "
1956                                                 "action:\n%s"), action);
1957                         break;
1958                 default:
1959                         debug_print("Unsupported action type %d", type);
1960         }
1961
1962         label = gtk_label_new(label_text);
1963         gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dialog)->vbox), label,
1964                            TRUE, TRUE, 0);
1965
1966         entry = gtk_entry_new();
1967         gtk_entry_set_visibility(GTK_ENTRY(entry),
1968                                  type != ACTION_USER_HIDDEN_STR);
1969         gtk_signal_connect(GTK_OBJECT(entry), "activate",
1970                            GTK_SIGNAL_FUNC(user_string_dialog_activate_cb),
1971                            &user_dialog);
1972         gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dialog)->vbox), entry,
1973                            TRUE, TRUE, 0);
1974         gtk_widget_grab_focus(entry);
1975         gtk_widget_show_all(dialog);
1976         gtk_main();
1977         return user_dialog.user_str;
1978 }
1979
1980 /*
1981  * Strings describing action format strings
1982  *
1983  * When adding new lines, remember to put one string for each line
1984  */
1985 static gchar *actions_desc_strings[] = {
1986         N_("MENU NAME:"), NULL,
1987         "      ",   N_("Use / in menu name to make submenus."),
1988         "", NULL,
1989         N_("COMMAND LINE:"), NULL,
1990         N_("Begin with:"), NULL,
1991         "     |",   N_("to send message body or selection to command"),
1992         "     >",   N_("to send user provided text to command"),
1993         "     *",   N_("to send user provided hidden text to command"),
1994         N_("End with:"), NULL,
1995         "     |",   N_("to replace message body or selection with command output"),
1996         "     >",   N_("to insert command's output without replacing old text"),
1997         "     &",   N_("to run command asynchronously"),
1998         N_("Use:"), NULL,
1999         "     %f",  N_("for message file name"),
2000         "     %F",  N_("for the list of the file names of selected messages"),
2001         "     %p",  N_("for the selected message MIME part"),
2002         "     %u",  N_("for a user provided text"),
2003         "     %U",  N_("for a user provided hidden text"),
2004         "     %s",  N_("for the message body or selection"),
2005         NULL
2006 };
2007
2008
2009 static DescriptionWindow actions_desc_win = {
2010         NULL,
2011         2,
2012         N_("Description of symbols"),
2013         actions_desc_strings
2014 };
2015
2016
2017 static void prefs_actions_help_cb(GtkWidget *w, gpointer data)
2018 {
2019         description_window_create(&actions_desc_win);
2020 }