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claws-mail/src/action.c
Andrej Kacian 14b55b5122 Make procmime_mimeinfo_free_all() zero the passed pointer. 
The function's argument type changes from MimeInfo* to MimeInfo**,
so that we can zero out the pointer.

This closes bug #3610, reported by Hanno Boeck.
2016-02-08 18:28:08 +01:00

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/*
* Claws Mail -- a GTK+ based, lightweight, and fast e-mail client
* Copyright (C) 1999-2015 Hiroyuki Yamamoto & The Claws Mail Team
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#include "claws-features.h"
#endif
#include "defs.h"
#include <glib.h>
#include <glib/gi18n.h>
#include <gtk/gtk.h>
#include <gdk/gdkkeysyms.h>
#ifdef GDK_WINDOWING_X11
# include <gdk/gdkx.h>
#endif /* GDK_WINDOWING_X11 */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include <sys/types.h>
#if HAVE_SYS_WAIT_H
# include <sys/wait.h>
#endif
#include <signal.h>
#include <unistd.h>
#include "utils.h"
#include "gtkutils.h"
#include "manage_window.h"
#include "mainwindow.h"
#include "prefs_common.h"
#include "alertpanel.h"
#include "inputdialog.h"
#include "action.h"
#include "compose.h"
#include "procmsg.h"
#include "msgcache.h"
#include "textview.h"
#include "matcher_parser.h" /* CLAWS */
#include "filtering.h"
#include "procheader.h"
#ifdef G_OS_WIN32
#include <windows.h>
#endif
typedef struct _Children Children;
typedef struct _ChildInfo ChildInfo;
typedef struct _UserStringDialog UserStringDialog;
struct _Children
{
GtkWidget *dialog;
GtkWidget *text;
GtkWidget *input_entry;
GtkWidget *input_hbox;
GtkWidget *progress_bar;
GtkWidget *abort_btn;
GtkWidget *close_btn;
GtkWidget *scrolledwin;
gchar *action;
ActionType action_type;
GSList *list;
gint nb;
gint initial_nb;
gint open_in;
gboolean output;
GtkWidget *msg_text;
gboolean is_selection;
};
struct _ChildInfo
{
Children *children;
gchar *cmd;
GPid pid;
gint next_sig;
gint chld_in;
gint chld_out;
gint chld_err;
gint tag_in;
gint tag_out;
gint tag_err;
gint tag_status;
gint new_out;
GString *output;
void (*callback)(void *data);
void *data;
GSList *msginfo_list;
};
static void action_update_menu (GtkUIManager *ui_manager,
const gchar *accel_group,
gchar *branch_path,
gpointer callback,
gpointer data);
static void compose_actions_execute_cb (GtkWidget *widget,
gpointer data);
static void compose_actions_execute (Compose *compose,
guint action_nb,
GtkWidget *widget);
static void mainwin_actions_execute_cb (GtkWidget *widget,
gpointer data);
static void mainwin_actions_execute (MainWindow *mainwin,
guint action_nb,
GtkWidget *widget);
static void msgview_actions_execute_cb (GtkWidget *widget,
gpointer data);
static void msgview_actions_execute (MessageView *msgview,
guint action_nb,
GtkWidget *widget);
static void message_actions_execute (MessageView *msgview,
guint action_nb,
GSList *msg_list);
static gboolean execute_filtering_actions(gchar *action,
GSList *msglist);
static gboolean execute_actions (gchar *action,
GSList *msg_list,
GtkWidget *text,
gint body_pos,
MimeInfo *partinfo,
void (*callback)(void *data),
void *data);
static gchar *parse_action_cmd (gchar *action,
MsgInfo *msginfo,
GSList *msg_list,
MimeInfo *partinfo,
const gchar *user_str,
const gchar *user_hidden_str,
const gchar *sel_str);
static gboolean parse_append_filename (GString *cmd,
MsgInfo *msginfo);
static gboolean parse_append_msgpart (GString *cmd,
MsgInfo *msginfo,
MimeInfo *partinfo);
static ChildInfo *fork_child (gchar *cmd,
const gchar *msg_str,
Children *children);
static gint wait_for_children (Children *children);
static void free_children (Children *children);
static void childinfo_close_pipes (ChildInfo *child_info);
static void create_io_dialog (Children *children);
static void update_io_dialog (Children *children);
static void hide_io_dialog_cb (GtkWidget *widget,
gpointer data);
static gint io_dialog_key_pressed_cb (GtkWidget *widget,
GdkEventKey *event,
gpointer data);
static void catch_output (gpointer data,
gint source,
GIOCondition cond);
static void catch_input (gpointer data,
gint source,
GIOCondition cond);
static void catch_status (GPid pid, gint status, gpointer data);
static gchar *get_user_string (const gchar *action,
ActionType type);
ActionType action_get_type(const gchar *action_str)
{
const gchar *p;
gboolean in_filtering_action = FALSE;
ActionType action_type = ACTION_NONE;
cm_return_val_if_fail(action_str, ACTION_ERROR);
cm_return_val_if_fail(*action_str, ACTION_ERROR);
p = action_str;
if (p[0] == '|') {
action_type |= ACTION_PIPE_IN;
p++;
} else if (p[0] == '>') {
action_type |= ACTION_USER_IN;
p++;
} else if (p[0] == '*') {
action_type |= ACTION_USER_HIDDEN_IN;
p++;
}
if (p[0] == '\0')
return ACTION_ERROR;
while (*p && action_type != ACTION_ERROR) {
if (!in_filtering_action) {
if (p[0] == '%' && p[1]) {
switch (p[1]) {
case 'a':
/* CLAWS: filtering action is a mutually exclusive
* action. we can enable others if needed later. we
* add ACTION_SINGLE | ACTION_MULTIPLE so it will
* only be executed from the main window toolbar */
if (p[2] == 's') /* source messages */
action_type = ACTION_FILTERING_ACTION
| ACTION_SINGLE
| ACTION_MULTIPLE;
in_filtering_action = TRUE;
break;
case 'f':
action_type |= ACTION_SINGLE;
break;
case 'F':
action_type |= ACTION_MULTIPLE;
break;
case 'p':
action_type |= ACTION_SINGLE;
break;
case 's':
action_type |= ACTION_SELECTION_STR;
break;
case 'u':
action_type |= ACTION_USER_STR;
break;
case 'h':
action_type |= ACTION_USER_HIDDEN_STR;
break;
case '%':
/* literal '%' */
break;
default:
action_type = ACTION_ERROR;
break;
}
p++;
} else if (p[0] == '|') {
if (p[1] == '\0')
action_type |= ACTION_PIPE_OUT;
} else if (p[0] == '>') {
if (p[1] == '\0')
action_type |= ACTION_INSERT;
} else if (p[0] == '&') {
if (p[1] == '\0')
action_type |= ACTION_ASYNC;
} else if (p[0] == '}') {
in_filtering_action = FALSE;
}
}
p++;
}
return action_type;
}
static gchar *parse_action_cmd(gchar *action, MsgInfo *msginfo,
GSList *msg_list, MimeInfo *partinfo,
const gchar *user_str,
const gchar *user_hidden_str,
const gchar *sel_str)
{
GString *cmd;
gchar *p;
GSList *cur;
p = action;
if (p[0] == '|' || p[0] == '>' || p[0] == '*')
p++;
cmd = g_string_sized_new(strlen(action));
while (p[0] &&
!((p[0] == '|' || p[0] == '>' || p[0] == '&') && !p[1])) {
if (p[0] == '%' && p[1]) {
switch (p[1]) {
case 'f':
if (!parse_append_filename(cmd, msginfo)) {
g_string_free(cmd, TRUE);
return NULL;
}
p++;
break;
case 'F':
for (cur = msg_list; cur != NULL;
cur = cur->next) {
MsgInfo *msg = (MsgInfo *)cur->data;
if (!parse_append_filename(cmd, msg)) {
g_string_free(cmd, TRUE);
return NULL;
}
if (cur->next)
g_string_append_c(cmd, ' ');
}
p++;
break;
case 'p':
if (!parse_append_msgpart(cmd, msginfo,
partinfo)) {
g_string_free(cmd, TRUE);
return NULL;
}
p++;
break;
case 's':
if (sel_str)
g_string_append(cmd, sel_str);
p++;
break;
case 'u':
if (user_str)
g_string_append(cmd, user_str);
p++;
break;
case 'h':
if (user_hidden_str)
g_string_append(cmd, user_hidden_str);
p++;
break;
case '%':
g_string_append_c(cmd, p[1]);
p++;
break;
default:
g_string_append_c(cmd, p[0]);
g_string_append_c(cmd, p[1]);
p++;
}
} else {
g_string_append_c(cmd, p[0]);
}
p++;
}
if (cmd->len == 0) {
g_string_free(cmd, TRUE);
return NULL;
}
p = cmd->str;
g_string_free(cmd, FALSE);
return p;
}
static gboolean parse_append_filename(GString *cmd, MsgInfo *msginfo)
{
gchar *filename;
gchar *p, *q;
gchar escape_ch[] = "\\ ";
cm_return_val_if_fail(msginfo, FALSE);
filename = procmsg_get_message_file(msginfo);
if (!filename) {
alertpanel_error(_("Could not get message file %d"),
msginfo->msgnum);
return FALSE;
}
p = filename;
g_string_append(cmd, "\"");
#ifdef G_OS_UNIX
while ((q = strpbrk(p, "$\"`\\~")) != NULL) {
escape_ch[1] = *q;
*q = '\0';
g_string_append(cmd, p);
g_string_append(cmd, escape_ch);
p = q + 1;
}
g_string_append(cmd, p);
#else
g_string_append(cmd, filename);
#endif
g_string_append(cmd, "\"");
g_free(filename);
return TRUE;
}
static gboolean parse_append_msgpart(GString *cmd, MsgInfo *msginfo,
MimeInfo *partinfo)
{
gboolean single_part = FALSE;
gchar *filename;
gchar *part_filename;
gint ret;
if (!partinfo) {
partinfo = procmime_scan_message(msginfo);
if (!partinfo) {
alertpanel_error(_("Could not get message part."));
return FALSE;
}
single_part = TRUE;
}
filename = procmsg_get_message_file_path(msginfo);
part_filename = procmime_get_tmp_file_name(partinfo);
ret = procmime_get_part(part_filename, partinfo);
if (single_part)
procmime_mimeinfo_free_all(&partinfo);
g_free(filename);
if (ret < 0) {
alertpanel_error(_("Can't get part of multipart message: %s"), g_strerror(-ret));
g_free(part_filename);
return FALSE;
}
g_string_append(cmd, part_filename);
g_free(part_filename);
return TRUE;
}
void actions_execute(gpointer data,
guint action_nb,
GtkWidget *widget,
gint source)
{
if (source == TOOLBAR_MAIN)
mainwin_actions_execute((MainWindow*)data, action_nb, widget);
else if (source == TOOLBAR_COMPOSE)
compose_actions_execute((Compose*)data, action_nb, widget);
else if (source == TOOLBAR_MSGVIEW)
msgview_actions_execute((MessageView*)data, action_nb, widget);
}
void action_update_mainwin_menu(GtkUIManager *ui_manager,
gchar *branch_path,
MainWindow *mainwin)
{
action_update_menu(ui_manager, "<MainwinActions>", branch_path,
mainwin_actions_execute_cb, mainwin);
}
void action_update_msgview_menu(GtkUIManager *ui_manager,
gchar *branch_path,
MessageView *msgview)
{
action_update_menu(ui_manager, "<MsgviewActions>", branch_path,
msgview_actions_execute_cb, msgview);
}
void action_update_compose_menu(GtkUIManager *ui_manager,
gchar *branch_path,
Compose *compose)
{
action_update_menu(ui_manager, "<ComposeActions>", branch_path,
compose_actions_execute_cb, compose);
}
static GtkWidget *find_item_in_menu(GtkWidget *menu, gchar *name)
{
GList *children = gtk_container_get_children(GTK_CONTAINER(GTK_MENU_SHELL(menu)));
GList *amenu = children;
const gchar *existing_name;
while (amenu) {
GtkWidget *item = GTK_WIDGET(amenu->data);
if ((existing_name = g_object_get_data(G_OBJECT(item), "s_name")) != NULL &&
!strcmp2(name, existing_name))
{
g_list_free(children);
return item;
}
amenu = amenu->next;
}
g_list_free(children);
return NULL;
}
static GtkWidget *create_submenus(GtkWidget *menu, const gchar *action)
{
gchar *submenu = g_strdup(action);
GtkWidget *new_menu = NULL;
if (strchr(submenu, '/')) {
const gchar *end = (strchr(submenu, '/')+1);
GtkWidget *menu_item = NULL;
if (end && *end) {
*strchr(submenu, '/') = '\0';
if ((menu_item = find_item_in_menu(menu, submenu)) == NULL) {
menu_item = gtk_menu_item_new_with_mnemonic(submenu);
g_object_set_data_full(G_OBJECT(menu_item), "s_name", g_strdup(submenu), g_free);
gtk_widget_show(menu_item);
gtk_menu_shell_append(GTK_MENU_SHELL(menu), menu_item);
new_menu = gtk_menu_new();
gtk_widget_show(new_menu);
gtk_menu_item_set_submenu(GTK_MENU_ITEM(menu_item), new_menu);
} else {
new_menu = gtk_menu_item_get_submenu(GTK_MENU_ITEM(menu_item));
}
new_menu = create_submenus(new_menu, end);
}
}
g_free(submenu);
return new_menu ? new_menu : menu;
}
static void action_update_menu(GtkUIManager *ui_manager,
const gchar *accel_group,
gchar *branch_path,
gpointer callback, gpointer data)
{
GSList *cur;
gchar *action, *action_p;
int callback_action = 0;
GtkWidget *menu = gtk_menu_new();
GtkWidget *item;
for (cur = prefs_common.actions_list; cur != NULL; cur = cur->next) {
GtkWidget *cur_menu = menu;
const gchar *action_name = NULL;
action = g_strdup((gchar *)cur->data);
action_p = strstr(action, ": ");
if (action_p && action_p[2] &&
(action_get_type(&action_p[2]) != ACTION_ERROR) &&
(action[0] != '/')) {
gchar *accel_path = NULL;
action_p[0] = '\0';
if (strchr(action, '/')) {
cur_menu = create_submenus(cur_menu, action);
action_name = strrchr(action, '/')+1;
} else {
action_name = action;
}
gtk_menu_set_accel_group (GTK_MENU (cur_menu),
gtk_ui_manager_get_accel_group(ui_manager));
item = gtk_menu_item_new_with_label(action_name);
gtk_menu_shell_append(GTK_MENU_SHELL(cur_menu), item);
g_signal_connect(G_OBJECT(item), "activate",
G_CALLBACK(callback), data);
g_object_set_data(G_OBJECT(item), "action_num", GINT_TO_POINTER(callback_action));
gtk_widget_show(item);
accel_path = g_strconcat(accel_group,branch_path, "/", action, NULL);
gtk_menu_item_set_accel_path(GTK_MENU_ITEM(item), accel_path);
g_free(accel_path);
}
g_free(action);
callback_action++;
}
gtk_widget_show(menu);
gtk_menu_item_set_submenu(GTK_MENU_ITEM(gtk_ui_manager_get_widget(ui_manager, branch_path)), menu);
}
static void compose_actions_execute_cb(GtkWidget *widget, gpointer data)
{
Compose *compose = (Compose *)data;
gint action_nb = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(widget), "action_num"));
compose_actions_execute(compose, action_nb, NULL);
}
static void compose_actions_execute(Compose *compose, guint action_nb, GtkWidget *widget)
{
gchar *buf, *action;
ActionType action_type;
cm_return_if_fail(action_nb < g_slist_length(prefs_common.actions_list));
buf = (gchar *)g_slist_nth_data(prefs_common.actions_list, action_nb);
cm_return_if_fail(buf != NULL);
action = strstr(buf, ": ");
cm_return_if_fail(action != NULL);
/* Point to the beginning of the command-line */
action += 2;
action_type = action_get_type(action);
if (action_type & (ACTION_SINGLE | ACTION_MULTIPLE)) {
alertpanel_warning
(_("The selected action cannot be used in the compose window\n"
"because it contains %%f, %%F, %%as or %%p."));
return;
}
execute_actions(action, NULL, compose->text, 0, NULL,
compose_action_cb, compose);
}
static void mainwin_actions_execute_cb(GtkWidget *widget, gpointer data)
{
MainWindow *mainwin = (MainWindow *)data;
gint action_nb = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(widget), "action_num"));
mainwin_actions_execute(mainwin, action_nb, NULL);
}
static void mainwin_actions_execute(MainWindow *mainwin, guint action_nb,
GtkWidget *widget)
{
GSList *msg_list;
msg_list = summary_get_selected_msg_list(mainwin->summaryview);
message_actions_execute(mainwin->messageview, action_nb, msg_list);
g_slist_free(msg_list);
}
static void msgview_actions_execute_cb(GtkWidget *widget, gpointer data)
{
MessageView *msgview = (MessageView *)data;
gint action_nb = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(widget), "action_num"));
msgview_actions_execute(msgview, action_nb, NULL);
}
static void msgview_actions_execute(MessageView *msgview, guint action_nb,
GtkWidget *widget)
{
GSList *msg_list = NULL;
if (msgview->msginfo)
msg_list = g_slist_append(msg_list, msgview->msginfo);
message_actions_execute(msgview, action_nb, msg_list);
g_slist_free(msg_list);
}
static void message_actions_execute(MessageView *msgview, guint action_nb,
GSList *msg_list)
{
TextView *textview;
MimeInfo *partinfo;
gchar *buf;
gchar *action;
GtkWidget *text = NULL;
guint body_pos = 0;
ActionType action_type;
cm_return_if_fail(action_nb < g_slist_length(prefs_common.actions_list));
buf = (gchar *)g_slist_nth_data(prefs_common.actions_list, action_nb);
cm_return_if_fail(buf);
cm_return_if_fail((action = strstr(buf, ": ")));
/* Point to the beginning of the command-line */
action += 2;
textview = messageview_get_current_textview(msgview);
if (textview) {
text = textview->text;
body_pos = textview->body_pos;
}
partinfo = messageview_get_selected_mime_part(msgview);
/* this command will alter the message text */
action_type = action_get_type(action);
if (action_type & (ACTION_PIPE_OUT | ACTION_INSERT))
msgview->filtered = TRUE;
if (action_type & ACTION_FILTERING_ACTION)
/* CLAWS: most of the above code is not necessary for applying
* filtering */
execute_filtering_actions(action, msg_list);
else
execute_actions(action, msg_list, text, body_pos, partinfo,
NULL, NULL);
}
static gboolean execute_filtering_actions(gchar *action, GSList *msglist)
{
GSList *action_list, *p;
const gchar *sbegin, *send;
gchar *action_string;
SummaryView *summaryview = NULL;
MainWindow *mainwin = NULL;
if (mainwindow_get_mainwindow()) {
summaryview = mainwindow_get_mainwindow()->summaryview;
mainwin = mainwindow_get_mainwindow();
}
if (NULL == (sbegin = strstr2(action, "%as{")))
return FALSE;
sbegin += sizeof "%as{" - 1;
if (NULL == (send = strrchr(sbegin, '}')))
return FALSE;
action_string = g_strndup(sbegin, send - sbegin);
action_list = matcher_parser_get_action_list(action_string);
if (action_list == NULL) {
gchar *tmp = g_strdup(action_string);
g_strstrip(tmp);
if (*tmp == '\0')
alertpanel_error(_("There is no filtering action set"));
else
alertpanel_error(_("Invalid filtering action(s):\n%s"), tmp);
g_free(action_string);
g_free(tmp);
return FALSE;
}
g_free(action_string);
/* apply actions on each message info */
for (p = msglist; p && p->data; p = g_slist_next(p)) {
filteringaction_apply_action_list(action_list, (MsgInfo *) p->data);
}
if (summaryview) {
summary_lock(summaryview);
main_window_cursor_wait(mainwin);
summary_freeze(summaryview);
folder_item_update_freeze();
}
filtering_move_and_copy_msgs(msglist);
if (summaryview) {
folder_item_update_thaw();
summary_thaw(summaryview);
main_window_cursor_normal(mainwin);
summary_unlock(summaryview);
summary_show(summaryview, summaryview->folder_item);
}
for (p = action_list; p; p = g_slist_next(p))
if (p->data) filteringaction_free(p->data);
g_slist_free(action_list);
return TRUE;
}
static gboolean execute_actions(gchar *action, GSList *msg_list,
GtkWidget *text,
gint body_pos, MimeInfo *partinfo,
void (*callback)(void *data), void *data)
{
GSList *children_list = NULL, *cur = NULL;
gint is_ok = TRUE;
gint msg_list_len;
Children *children;
ChildInfo *child_info;
ActionType action_type;
MsgInfo *msginfo;
gchar *cmd;
gchar *sel_str = NULL;
gchar *msg_str = NULL;
gchar *user_str = NULL;
gchar *user_hidden_str = NULL;
GtkTextIter start_iter, end_iter;
gboolean is_selection = FALSE;
cm_return_val_if_fail(action && *action, FALSE);
action_type = action_get_type(action);
if (action_type == ACTION_ERROR)
return FALSE; /* ERR: syntax error */
if (action_type & (ACTION_SINGLE | ACTION_MULTIPLE) && !msg_list)
return FALSE; /* ERR: file command without selection */
msg_list_len = g_slist_length(msg_list);
if (action_type & (ACTION_PIPE_OUT | ACTION_PIPE_IN | ACTION_INSERT)) {
if (msg_list_len > 1)
return FALSE; /* ERR: pipe + multiple selection */
if (!text)
return FALSE; /* ERR: pipe and no displayed text */
}
if (action_type & ACTION_SELECTION_STR) {
if (!text)
return FALSE; /* ERR: selection string but no text */
}
if (text) {
GtkTextBuffer *textbuf;
textbuf = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
is_selection = gtk_text_buffer_get_selection_bounds
(textbuf, &start_iter, &end_iter);
if (!is_selection) {
gtk_text_buffer_get_iter_at_offset
(textbuf, &start_iter, body_pos);
gtk_text_buffer_get_end_iter(textbuf, &end_iter);
}
msg_str = gtk_text_buffer_get_text
(textbuf, &start_iter, &end_iter, FALSE);
if (is_selection)
sel_str = g_strdup(msg_str);
}
if (action_type & ACTION_USER_STR) {
if (!(user_str = get_user_string(action, ACTION_USER_STR))) {
g_free(msg_str);
g_free(sel_str);
return FALSE;
}
}
if (action_type & ACTION_USER_HIDDEN_STR) {
if (!(user_hidden_str =
get_user_string(action, ACTION_USER_HIDDEN_STR))) {
g_free(msg_str);
g_free(sel_str);
g_free(user_str);
return FALSE;
}
}
if (text && (action_type & ACTION_PIPE_OUT)) {
GtkTextBuffer *textbuf;
textbuf = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
gtk_text_buffer_delete(textbuf, &start_iter, &end_iter);
}
children = g_new0(Children, 1);
children->action = g_strdup(action);
children->action_type = action_type;
children->msg_text = text;
children->is_selection = is_selection;
if ((action_type & (ACTION_USER_IN | ACTION_USER_HIDDEN_IN)) &&
((action_type & ACTION_SINGLE) == 0 || msg_list_len == 1))
children->open_in = 1;
/* Pre-fetch bodies, makes it easier on IMAP (see bug #3011) */
for (cur = msg_list; cur; cur = cur->next) {
gchar *dummy;
msginfo = (MsgInfo *)cur->data;
dummy = procmsg_get_message_file((MsgInfo *)cur->data);
if (dummy)
g_free(dummy);
else
is_ok = FALSE;
}
if (is_ok && (action_type & ACTION_SINGLE)) {
for (cur = msg_list; cur && is_ok == TRUE; cur = cur->next) {
msginfo = (MsgInfo *)cur->data;
if (!msginfo) {
is_ok = FALSE; /* ERR: msginfo missing */
break;
}
cmd = parse_action_cmd(action, msginfo, msg_list,
partinfo, user_str,
user_hidden_str, sel_str);
if (!cmd) {
debug_print("Action command error\n");
is_ok = FALSE; /* ERR: incorrect command */
break;
}
if ((child_info = fork_child(cmd, msg_str, children))) {
/* Pass msginfo to catch_status () */
if (!(action_type & (ACTION_PIPE_OUT | ACTION_INSERT)))
child_info->msginfo_list =
g_slist_append (NULL, msginfo);
children_list = g_slist_append(children_list,
child_info);
}
g_free(cmd);
}
} else if (is_ok) {
cmd = parse_action_cmd(action, NULL, msg_list, partinfo,
user_str, user_hidden_str, sel_str);
if (cmd) {
if ((child_info = fork_child(cmd, msg_str, children))) {
if (!(action_type & (ACTION_PIPE_OUT | ACTION_INSERT)))
child_info->msginfo_list =
g_slist_copy (msg_list);
children_list = g_slist_append(children_list,
child_info);
}
g_free(cmd);
} else
is_ok = FALSE; /* ERR: incorrect command */
}
g_free(msg_str);
g_free(sel_str);
g_free(user_str);
g_free(user_hidden_str);
if (!children_list) {
/* If not waiting for children, return */
free_children(children);
} else {
GSList *cur;
children->list = children_list;
children->nb = g_slist_length(children_list);
children->initial_nb = children->nb;
for (cur = children_list; cur; cur = cur->next) {
child_info = (ChildInfo *) cur->data;
child_info->callback = callback;
child_info->data = data;
child_info->tag_status =
g_child_watch_add(child_info->pid, catch_status, child_info);
}
create_io_dialog(children);
}
return is_ok;
}
static ChildInfo *fork_child(gchar *cmd, const gchar *msg_str,
Children *children)
{
gint chld_in, chld_out, chld_err;
gchar **argv, *ret_str, *trim_cmd;
GPid pid;
ChildInfo *child_info;
gint follow_child;
gssize by_written = 0, by_read = 0;
gboolean result = FALSE;
GError *error = NULL;
follow_child = !(children->action_type & ACTION_ASYNC);
chld_in = chld_out = chld_err = -1;
ret_str = g_locale_from_utf8(cmd, strlen(cmd),
&by_read, &by_written,
NULL);
if (!ret_str || !by_written)
ret_str = g_strdup(cmd);
trim_cmd = ret_str;
while (g_ascii_isspace(trim_cmd[0]))
trim_cmd++;
#ifdef G_OS_UNIX
argv = g_new0(gchar *, 4);
argv[0] = g_strdup("/bin/sh");
argv[1] = g_strdup("-c");
argv[2] = g_strdup(trim_cmd);
argv[3] = 0;
#else
argv = strsplit_with_quote(trim_cmd, " ", 0);
#endif
g_free(ret_str);
if (follow_child) {
result = g_spawn_async_with_pipes(NULL, argv, NULL,
G_SPAWN_DO_NOT_REAP_CHILD | G_SPAWN_SEARCH_PATH,
NULL, NULL, &pid, &chld_in, &chld_out,
&chld_err, &error);
} else {
result = g_spawn_async(NULL, argv, NULL,
G_SPAWN_DO_NOT_REAP_CHILD | G_SPAWN_SEARCH_PATH, NULL, NULL,
&pid, &error);
}
debug_print("spawning %s: %d\n", cmd, result);
g_strfreev(argv);
if (!result) {
alertpanel_error(_("Could not fork to execute the following "
"command:\n%s\n%s"),
cmd, error ? error->message : _("Unknown error"));
if (error)
g_error_free(error);
return NULL;
}
if (!(children->action_type &
(ACTION_PIPE_IN | ACTION_USER_IN | ACTION_USER_HIDDEN_IN)))
(void)close(chld_in);
if (!follow_child) {
g_spawn_close_pid(pid);
return NULL;
}
child_info = g_new0(ChildInfo, 1);
child_info->children = children;
child_info->pid = pid;
#ifdef G_OS_UNIX
child_info->next_sig = SIGTERM;
#endif
child_info->cmd = g_strdup(cmd);
child_info->new_out = FALSE;
child_info->output = g_string_new(NULL);
child_info->chld_in =
(children->action_type &
(ACTION_PIPE_IN | ACTION_USER_IN | ACTION_USER_HIDDEN_IN))
? chld_in : -1;
child_info->chld_out = chld_out;
child_info->chld_err = chld_err;
child_info->tag_status = -1;
child_info->tag_in = -1;
child_info->tag_out = claws_input_add(chld_out, G_IO_IN | G_IO_HUP | G_IO_ERR,
catch_output, child_info, FALSE);
child_info->tag_err = claws_input_add(chld_err, G_IO_IN | G_IO_HUP | G_IO_ERR,
catch_output, child_info, FALSE);
if (!(children->action_type &
(ACTION_PIPE_IN | ACTION_PIPE_OUT | ACTION_INSERT)))
return child_info;
if ((children->action_type & ACTION_PIPE_IN) && msg_str) {
int r;
ret_str = g_locale_from_utf8(msg_str, strlen(msg_str),
&by_read, &by_written, NULL);
if (ret_str && by_written) {
r = write(chld_in, ret_str, strlen(ret_str));
g_free(ret_str);
} else
r = write(chld_in, msg_str, strlen(msg_str));
if (!(children->action_type &
(ACTION_USER_IN | ACTION_USER_HIDDEN_IN)))
r = close(chld_in);
child_info->chld_in = -1; /* No more input */
if (r != 0)
debug_print("%s(%d)", g_strerror(errno), errno);
}
return child_info;
}
static void kill_children_cb(GtkWidget *widget, gpointer data)
{
GSList *cur;
Children *children = (Children *) data;
ChildInfo *child_info;
for (cur = children->list; cur; cur = cur->next) {
child_info = (ChildInfo *)(cur->data);
debug_print("Killing child group id %d\n", child_info->pid);
#ifdef G_OS_UNIX
if (child_info->pid && kill(child_info->pid, child_info->next_sig) < 0)
perror("kill");
child_info->next_sig = SIGKILL;
#else
TerminateProcess(child_info->pid, 0);
#endif
}
}
static gint wait_for_children(Children *children)
{
gboolean new_output;
ChildInfo *child_info;
GSList *cur;
cur = children->list;
new_output = FALSE;
while (cur) {
child_info = (ChildInfo *)cur->data;
new_output |= child_info->new_out;
cur = cur->next;
}
children->output |= new_output;
if (new_output || (children->dialog && (children->initial_nb != children->nb)))
update_io_dialog(children);
if (children->nb)
return FALSE;
if (!children->dialog) {
free_children(children);
} else if (!children->output) {
gtk_widget_destroy(children->dialog);
}
return FALSE;
}
static void send_input(GtkWidget *w, gpointer data)
{
Children *children = (Children *) data;
ChildInfo *child_info = (ChildInfo *) children->list->data;
child_info->tag_in = claws_input_add(child_info->chld_in,
G_IO_OUT | G_IO_ERR,
catch_input, children, FALSE);
}
static gint delete_io_dialog_cb(GtkWidget *w, GdkEvent *e, gpointer data)
{
hide_io_dialog_cb(w, data);
return TRUE;
}
static void hide_io_dialog_cb(GtkWidget *w, gpointer data)
{
Children *children = (Children *)data;
if (!children->nb) {
g_signal_handlers_disconnect_matched
(G_OBJECT(children->dialog), G_SIGNAL_MATCH_DATA,
0, 0, NULL, NULL, children);
gtk_widget_destroy(children->dialog);
free_children(children);
}
}
static gint io_dialog_key_pressed_cb(GtkWidget *widget, GdkEventKey *event,
gpointer data)
{
if (event && (event->keyval == GDK_KEY_Escape ||
event->keyval == GDK_KEY_Return ||
event->keyval == GDK_KEY_KP_Enter))
hide_io_dialog_cb(widget, data);
return TRUE;
}
static void childinfo_close_pipes(ChildInfo *child_info)
{
/* stdout and stderr pipes are guaranteed to be removed by
* their handler, but in case where we receive child exit notification
* before grand-child's pipes closing signals, we check them and close
* them if necessary
*/
if (child_info->tag_in > 0)
g_source_remove(child_info->tag_in);
if (child_info->tag_out > 0)
g_source_remove(child_info->tag_out);
if (child_info->tag_err > 0)
g_source_remove(child_info->tag_err);
if (child_info->chld_in >= 0)
(void)close(child_info->chld_in);
if (child_info->chld_out >= 0)
(void)close(child_info->chld_out);
if (child_info->chld_err >= 0)
(void)close(child_info->chld_err);
}
static void free_children(Children *children)
{
ChildInfo *child_info;
void (*callback)(void *data) = NULL;
void *data = NULL;
debug_print("Freeing children data %p\n", children);
g_free(children->action);
while (children->list != NULL) {
child_info = (ChildInfo *)children->list->data;
g_free(child_info->cmd);
g_string_free(child_info->output, TRUE);
children->list = g_slist_remove(children->list, child_info);
callback = child_info->callback;
data = child_info->data;
g_free(child_info);
}
if (callback)
callback(data);
g_free(children);
}
static void update_io_dialog(Children *children)
{
GSList *cur;
debug_print("Updating actions input/output dialog.\n");
if (children->progress_bar) {
gchar *text;
#ifdef GENERIC_UMPC
/* use a more compact format */
const gchar *format = "%s %d/%d";
#else
const gchar *format = "%s %d / %d";
#endif
gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(children->progress_bar),
(children->initial_nb == 0) ? 0 :
(gdouble) (children->initial_nb - children->nb) /
(gdouble) children->initial_nb);
text = g_strdup_printf(format, _("Completed"),
children->initial_nb - children->nb,
children->initial_nb);
gtk_progress_bar_set_text(GTK_PROGRESS_BAR(children->progress_bar), text);
g_free(text);
}
if (!children->nb) {
gtk_widget_set_sensitive(children->abort_btn, FALSE);
gtk_widget_set_sensitive(children->close_btn, TRUE);
if (children->input_hbox)
gtk_widget_set_sensitive(children->input_hbox, FALSE);
gtk_widget_grab_focus(children->close_btn);
g_signal_connect(G_OBJECT(children->dialog),
"key_press_event",
G_CALLBACK(io_dialog_key_pressed_cb),
children);
}
if (children->output) {
GtkWidget *text = children->text;
GtkTextBuffer *textbuf;
GtkTextIter iter, start_iter, end_iter;
gchar *caption;
ChildInfo *child_info;
gtk_widget_show(children->scrolledwin);
textbuf = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
gtk_text_buffer_get_bounds(textbuf, &start_iter, &end_iter);
gtk_text_buffer_delete(textbuf, &start_iter, &end_iter);
gtk_text_buffer_get_start_iter(textbuf, &iter);
for (cur = children->list; cur; cur = cur->next) {
child_info = (ChildInfo *)cur->data;
if (child_info->pid)
caption = g_strdup_printf
(_("--- Running: %s\n"),
child_info->cmd);
else
caption = g_strdup_printf
(_("--- Ended: %s\n"),
child_info->cmd);
gtk_text_buffer_insert(textbuf, &iter, caption, -1);
gtk_text_buffer_insert(textbuf, &iter,
child_info->output->str, -1);
g_free(caption);
child_info->new_out = FALSE;
}
}
}
static void create_io_dialog(Children *children)
{
GtkWidget *dialog;
GtkWidget *vbox;
GtkWidget *entry = NULL;
GtkWidget *input_hbox = NULL;
GtkWidget *send_button;
GtkWidget *label;
GtkWidget *text;
GtkWidget *scrolledwin;
GtkWidget *hbox;
GtkWidget *progress_bar = NULL;
GtkWidget *abort_button;
GtkWidget *close_button;
debug_print("Creating action IO dialog\n");
dialog = gtk_dialog_new();
gtk_container_set_border_width
(GTK_CONTAINER(gtk_dialog_get_action_area(GTK_DIALOG(dialog))), 5);
gtk_window_set_position(GTK_WINDOW(dialog), GTK_WIN_POS_CENTER);
gtk_window_set_title(GTK_WINDOW(dialog), _("Action's input/output"));
gtk_window_set_modal(GTK_WINDOW(dialog), TRUE);
manage_window_set_transient(GTK_WINDOW(dialog));
g_signal_connect(G_OBJECT(dialog), "delete_event",
G_CALLBACK(delete_io_dialog_cb), children);
g_signal_connect(G_OBJECT(dialog), "destroy",
G_CALLBACK(hide_io_dialog_cb),
children);
vbox = gtk_vbox_new(FALSE, 8);
gtk_container_add(GTK_CONTAINER(
gtk_dialog_get_content_area(GTK_DIALOG(dialog))), vbox);
gtk_container_set_border_width(GTK_CONTAINER(vbox), 8);
gtk_widget_show(vbox);
label = gtk_label_new(children->action);
gtk_box_pack_start(GTK_BOX(vbox), label, FALSE, FALSE, 0);
gtk_widget_show(label);
scrolledwin = gtk_scrolled_window_new(NULL, NULL);
gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
GTK_POLICY_AUTOMATIC,
GTK_POLICY_AUTOMATIC);
gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolledwin),
GTK_SHADOW_IN);
gtk_box_pack_start(GTK_BOX(vbox), scrolledwin, TRUE, TRUE, 0);
gtk_widget_set_size_request(scrolledwin, 560, 200);
gtk_widget_hide(scrolledwin);
text = gtk_text_view_new();
if (prefs_common.textfont) {
PangoFontDescription *font_desc;
font_desc = pango_font_description_from_string
(prefs_common.textfont);
if (font_desc) {
gtk_widget_modify_font(text, font_desc);
pango_font_description_free(font_desc);
}
}
gtk_text_view_set_editable(GTK_TEXT_VIEW(text), FALSE);
gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text), GTK_WRAP_WORD);
gtk_text_view_set_left_margin(GTK_TEXT_VIEW(text), 6);
gtk_text_view_set_right_margin(GTK_TEXT_VIEW(text), 6);
gtk_container_add(GTK_CONTAINER(scrolledwin), text);
gtk_widget_show(text);
if (children->open_in) {
input_hbox = gtk_hbox_new(FALSE, 8);
gtk_widget_show(input_hbox);
entry = gtk_entry_new();
gtk_widget_set_size_request(entry, 320, -1);
g_signal_connect(G_OBJECT(entry), "activate",
G_CALLBACK(send_input), children);
gtk_box_pack_start(GTK_BOX(input_hbox), entry, TRUE, TRUE, 0);
if (children->action_type & ACTION_USER_HIDDEN_IN) {
gtk_entry_set_visibility(GTK_ENTRY(entry), FALSE);
}
gtk_widget_show(entry);
send_button = gtk_button_new_from_stock(GTK_STOCK_EXECUTE);
g_signal_connect(G_OBJECT(send_button), "clicked",
G_CALLBACK(send_input), children);
gtk_box_pack_start(GTK_BOX(input_hbox), send_button, FALSE,
FALSE, 0);
gtk_widget_show(send_button);
gtk_box_pack_start(GTK_BOX(vbox), input_hbox, FALSE, FALSE, 0);
gtk_widget_grab_focus(entry);
}
if (children->initial_nb > 1) {
gchar *text;
#ifdef GENERIC_UMPC
/* use a more compact format */
const gchar *format = "%s 0/%d\n";
#else
const gchar *format = "%s 0 / %d\n";
#endif
progress_bar = gtk_progress_bar_new();
#if !GTK_CHECK_VERSION(3, 0, 0)
gtk_progress_bar_set_orientation(GTK_PROGRESS_BAR(progress_bar),
GTK_PROGRESS_LEFT_TO_RIGHT);
#else
gtk_orientable_set_orientation(GTK_ORIENTABLE(progress_bar),
GTK_ORIENTATION_HORIZONTAL);
gtk_progress_bar_set_inverted(GTK_PROGRESS_BAR(progress_bar),
FALSE);
#endif
text = g_strdup_printf(format, _("Completed"),
children->initial_nb);
gtk_progress_bar_set_text(GTK_PROGRESS_BAR(progress_bar),
text);
g_free(text);
gtk_box_pack_start(GTK_BOX(vbox), progress_bar, FALSE, FALSE, 0);
gtk_widget_show(progress_bar);
}
gtkut_stock_button_set_create(&hbox, &abort_button, GTK_STOCK_STOP,
&close_button, GTK_STOCK_CLOSE, NULL, NULL);
g_signal_connect(G_OBJECT(abort_button), "clicked",
G_CALLBACK(kill_children_cb), children);
g_signal_connect(G_OBJECT(close_button), "clicked",
G_CALLBACK(hide_io_dialog_cb), children);
gtk_widget_show(hbox);
if (children->nb)
gtk_widget_set_sensitive(close_button, FALSE);
gtk_container_add(GTK_CONTAINER(
gtk_dialog_get_action_area(GTK_DIALOG(dialog))), hbox);
children->dialog = dialog;
children->scrolledwin = scrolledwin;
children->text = text;
children->input_hbox = children->open_in ? input_hbox : NULL;
children->input_entry = children->open_in ? entry : NULL;
children->progress_bar = progress_bar;
children->abort_btn = abort_button;
children->close_btn = close_button;
gtk_widget_show(dialog);
}
static void catch_status(GPid pid, gint status, gpointer data)
{
ChildInfo *child_info = (ChildInfo *)data;
debug_print("Child returned %d\n", status);
childinfo_close_pipes(child_info);
g_spawn_close_pid(child_info->pid);
child_info->pid = 0;
if (child_info->children->action_type & (ACTION_SINGLE | ACTION_MULTIPLE)
&& child_info->msginfo_list) {
/* Actions on message *files* might change size and
* time stamp, and thus invalidate the cache */
SummaryView *summaryview = NULL;
GSList *cur;
MsgInfo *msginfo, *nmi; /* newmsginfo */
char *file;
gboolean modified_something = FALSE;
FolderItem *last_item = NULL;
if (mainwindow_get_mainwindow ())
summaryview = mainwindow_get_mainwindow ()->summaryview;
for (cur = child_info->msginfo_list; cur; cur = cur->next) {
msginfo = (MsgInfo *)cur->data;
if (!(msginfo && /* Stuff used valid? */
msginfo->folder && msginfo->folder->cache))
continue;
file = procmsg_get_message_file_path (msginfo);
if (!file)
continue;
nmi = procheader_parse_file (file, msginfo->flags, TRUE, FALSE);
if (!nmi)
continue; /* Deleted? */
if (msginfo->mtime != nmi->mtime || msginfo->size != nmi->size) {
nmi->folder = msginfo->folder;
nmi->msgnum = msginfo->msgnum;
msgcache_update_msg (msginfo->folder->cache, nmi);
modified_something = TRUE;
last_item = nmi->folder;
}
procmsg_msginfo_free (&nmi);
if (summaryview && summaryview->displayed &&
summaryview->folder_item == msginfo->folder &&
summary_get_msgnum(summaryview, summaryview->displayed) == msginfo->msgnum)
summary_redisplay_msg(summaryview);
}
if (modified_something && last_item &&
summaryview && summaryview->folder_item == last_item) {
summary_show (summaryview, summaryview->folder_item);
}
g_slist_free (child_info->msginfo_list);
child_info->msginfo_list = NULL;
}
if (!child_info->pid)
child_info->children->nb--;
wait_for_children(child_info->children);
}
static void catch_input(gpointer data, gint source, GIOCondition cond)
{
Children *children = (Children *)data;
ChildInfo *child_info = (ChildInfo *)children->list->data;
gchar *input, *ret_str;
gint c, count, len, r;
gssize by_read = 0, by_written = 0;
debug_print("Sending input to grand child.\n");
if (!(cond & (G_IO_OUT | G_IO_ERR)))
return;
gtk_widget_set_sensitive(children->input_hbox, FALSE);
gtk_widget_grab_focus(children->abort_btn);
g_source_remove(child_info->tag_in);
child_info->tag_in = -1;
input = gtk_editable_get_chars(GTK_EDITABLE(children->input_entry),
0, -1);
ret_str = g_locale_from_utf8(input, strlen(input), &by_read,
&by_written, NULL);
if (ret_str && by_written) {
g_free(input);
input = ret_str;
}
len = strlen(input);
count = 0;
do {
c = write(child_info->chld_in, input + count, len - count);
if (c >= 0)
count += c;
} while (c >= 0 && count < len);
if (c >= 0)
r = write(child_info->chld_in, "\n", 2);
g_free(input);
r = close(child_info->chld_in);
child_info->chld_in = -1;
if (r != 0)
debug_print("%s(%d)", g_strerror(errno), errno);
child_info->chld_in = -1;
debug_print("Input to grand child sent.\n");
}
static void catch_output(gpointer data, gint source, GIOCondition cond)
{
ChildInfo *child_info = (ChildInfo *)data;
gint c;
gchar buf[BUFFSIZE];
debug_print("Catching grand child's output.\n");
if (child_info->children->action_type &
(ACTION_PIPE_OUT | ACTION_INSERT)
&& source == child_info->chld_out) {
GtkTextView *text =
GTK_TEXT_VIEW(child_info->children->msg_text);
GtkTextBuffer *textbuf = gtk_text_view_get_buffer(text);
GtkTextIter iter;
GtkTextMark *mark;
gint ins_pos;
mark = gtk_text_buffer_get_insert(textbuf);
gtk_text_buffer_get_iter_at_mark(textbuf, &iter, mark);
ins_pos = gtk_text_iter_get_offset(&iter);
while (TRUE) {
gsize bytes_read = 0, bytes_written = 0;
gchar *ret_str;
c = read(source, buf, sizeof(buf) - 1);
if (c == 0)
break;
ret_str = g_locale_to_utf8
(buf, c - 1, &bytes_read, &bytes_written, NULL);
if (ret_str && bytes_written > 0) {
gtk_text_buffer_insert
(textbuf, &iter, ret_str,
-1);
g_free(ret_str);
} else
gtk_text_buffer_insert(textbuf, &iter, buf, c - 1);
}
if (child_info->children->is_selection) {
GtkTextIter ins;
gtk_text_buffer_get_iter_at_offset
(textbuf, &ins, ins_pos);
gtk_text_buffer_select_range(textbuf, &ins, &iter);
}
} else {
c = read(source, buf, sizeof(buf) - 1);
if (c > 0) {
gsize bytes_read = 0, bytes_written = 0;
gchar *ret_str;
ret_str = g_locale_to_utf8
(buf, c, &bytes_read, &bytes_written, NULL);
if (ret_str && bytes_written > 0) {
g_string_append_len
(child_info->output, ret_str,
bytes_written);
g_free(ret_str);
} else
g_string_append_len(child_info->output, buf, c);
child_info->new_out = TRUE;
}
}
if (c == 0) {
if (source == child_info->chld_out) {
g_source_remove(child_info->tag_out);
child_info->tag_out = -1;
(void)close(child_info->chld_out);
child_info->chld_out = -1;
} else {
g_source_remove(child_info->tag_err);
child_info->tag_err = -1;
(void)close(child_info->chld_err);
child_info->chld_err = -1;
}
}
wait_for_children(child_info->children);
}
static gchar *get_user_string(const gchar *action, ActionType type)
{
gchar *message;
gchar *user_str = NULL;
switch (type) {
case ACTION_USER_HIDDEN_STR:
message = g_strdup_printf
(_("Enter the argument for the following action:\n"
"('%%h' will be replaced with the argument)\n"
" %s"),
action);
user_str = input_dialog_with_invisible
(_("Action's hidden user argument"), message, NULL);
break;
case ACTION_USER_STR:
message = g_strdup_printf
(_("Enter the argument for the following action:\n"
"('%%u' will be replaced with the argument)\n"
" %s"),
action);
user_str = input_dialog
(_("Action's user argument"), message, NULL);
break;
default:
g_warning("Unsupported action type %d", type);
}
return user_str;
}
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