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claws-mail/src/mimeview.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 and 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"
#ifdef G_OS_WIN32
#define UNICODE
#define _UNICODE
#endif
#include <glib.h>
#include <glib/gi18n.h>
#include <gdk/gdkkeysyms.h>
#include <gtk/gtk.h>
#include <stdio.h>
#include <sys/types.h>
#include <sys/stat.h>
#include "main.h"
#include "mimeview.h"
#include "textview.h"
#include "procmime.h"
#include "summaryview.h"
#include "menu.h"
#include "filesel.h"
#include "alertpanel.h"
#include "inputdialog.h"
#include "utils.h"
#include "gtkutils.h"
#include "prefs_common.h"
#include "procheader.h"
#include "stock_pixmap.h"
#include "gtk/gtkvscrollbutton.h"
#include "gtk/logwindow.h"
#include "timing.h"
#include "manage_window.h"
#include "privacy.h"
typedef enum
{
COL_MIMETYPE = 0,
COL_SIZE = 1,
COL_NAME = 2,
COL_DATA = 3,
} MimeViewColumnPos;
#define N_MIMEVIEW_COLS 4
static void mimeview_set_multipart_tree (MimeView *mimeview,
MimeInfo *mimeinfo,
GtkTreeIter *parent);
static void mimeview_show_message_part (MimeView *mimeview,
MimeInfo *partinfo);
static void mimeview_change_view_type (MimeView *mimeview,
MimeViewType type);
static gchar *mimeview_get_filename_for_part (MimeInfo *partinfo,
const gchar *basedir,
gint number);
static gboolean mimeview_write_part (const gchar *filename,
MimeInfo *partinfo);
static void mimeview_selected (GtkTreeSelection *selection,
MimeView *mimeview);
static gint mimeview_button_pressed (GtkWidget *widget,
GdkEventButton *event,
MimeView *mimeview);
static gint mimeview_key_pressed (GtkWidget *widget,
GdkEventKey *event,
MimeView *mimeview);
static void mimeview_drag_data_get (GtkWidget *widget,
GdkDragContext *drag_context,
GtkSelectionData *selection_data,
guint info,
guint time,
MimeView *mimeview);
static gboolean mimeview_scrolled (GtkWidget *widget,
GdkEventScroll *event,
MimeView *mimeview);
static void mimeview_save_all (MimeView *mimeview);
#ifndef G_OS_WIN32
static void mimeview_open_part_with (MimeView *mimeview,
MimeInfo *partinfo,
gboolean automatic);
#endif
static void mimeview_send_to (MimeView *mimeview,
MimeInfo *partinfo);
static void mimeview_view_file (const gchar *filename,
MimeInfo *partinfo,
const gchar *cmd,
MimeView *mimeview);
static gboolean icon_clicked_cb (GtkWidget *button,
GdkEventButton *event,
MimeView *mimeview);
static void icon_selected (MimeView *mimeview,
gint num,
MimeInfo *partinfo);
static gint icon_key_pressed (GtkWidget *button,
GdkEventKey *event,
MimeView *mimeview);
static void icon_list_append_icon (MimeView *mimeview,
MimeInfo *mimeinfo);
static void icon_list_create (MimeView *mimeview,
MimeInfo *mimeinfo);
static void icon_list_clear (MimeView *mimeview);
static void icon_list_toggle_by_mime_info (MimeView *mimeview,
MimeInfo *mimeinfo);
static void ctree_size_allocate_cb (GtkWidget *widget,
GtkAllocation *allocation,
MimeView *mimeview);
static gint mime_toggle_button_cb(GtkWidget *button, GdkEventButton *event,
MimeView *mimeview);
static gboolean part_button_pressed (MimeView *mimeview,
GdkEventButton *event,
MimeInfo *partinfo);
static void icon_scroll_size_allocate_cb(GtkWidget *widget,
GtkAllocation *layout_size,
MimeView *mimeview);
static MimeInfo *mimeview_get_part_to_use(MimeView *mimeview);
static const gchar *get_part_name(MimeInfo *partinfo);
static const gchar *get_part_description(MimeInfo *partinfo);
static void mimeview_launch_cb(GtkAction *action, gpointer data)
{
MimeView *mimeview = (MimeView *)data;
mimeview_launch(mimeview, mimeview_get_part_to_use(mimeview));
}
#ifndef G_OS_WIN32
static void mimeview_open_with_cb(GtkAction *action, gpointer data)
{
mimeview_open_with((MimeView *)data);
}
#endif
static void mimeview_send_to_cb(GtkAction *action, gpointer data)
{
MimeView *mimeview = (MimeView *)data;
mimeview_send_to(mimeview, mimeview_get_part_to_use(mimeview));
}
static void mimeview_display_as_text_cb(GtkAction *action, gpointer data)
{
mimeview_display_as_text((MimeView *)data);
}
static void mimeview_save_as_cb(GtkAction *action, gpointer data)
{
mimeview_save_as((MimeView *)data);
}
static void mimeview_save_all_cb(GtkAction *action, gpointer data)
{
mimeview_save_all((MimeView *)data);
}
static void mimeview_select_next_part_cb(GtkAction *action, gpointer data)
{
mimeview_select_next_part((MimeView *)data);
}
static void mimeview_select_prev_part_cb(GtkAction *action, gpointer data)
{
mimeview_select_prev_part((MimeView *)data);
}
static GtkActionEntry mimeview_menu_actions[] = {
{ "MimeView", NULL, "MimeView" },
{ "MimeView/Open", NULL, N_("_Open"), NULL, "Open MIME part", G_CALLBACK(mimeview_launch_cb) },
#if (!defined G_OS_WIN32)
{ "MimeView/OpenWith", NULL, N_("Open _with..."), NULL, "Open MIME part with...", G_CALLBACK(mimeview_open_with_cb) },
#endif
{ "MimeView/SendTo", NULL, N_("Send to..."), NULL, "Send to", G_CALLBACK(mimeview_send_to_cb) },
{ "MimeView/DisplayAsText", NULL, N_("_Display as text"), NULL, "Display as text", G_CALLBACK(mimeview_display_as_text_cb) },
{ "MimeView/SaveAs", NULL, N_("_Save as..."), NULL, "Save as", G_CALLBACK(mimeview_save_as_cb) },
{ "MimeView/SaveAll", NULL, N_("Save _all..."), NULL, "Save all parts", G_CALLBACK(mimeview_save_all_cb) },
{ "MimeView/NextPart", NULL, N_("Next part"), NULL, "Next part", G_CALLBACK(mimeview_select_next_part_cb) },
{ "MimeView/PrevPart", NULL, N_("Previous part"), NULL, "Previous part", G_CALLBACK(mimeview_select_prev_part_cb) }
};
static GtkTargetEntry mimeview_mime_types[] =
{
{"text/uri-list", 0, 0}
};
GSList *mimeviewer_factories;
GSList *mimeviews;
static GdkCursor *hand_cursor = NULL;
static gboolean mimeview_visi_notify(GtkWidget *widget,
GdkEventVisibility *event,
MimeView *mimeview)
{
gdk_window_set_cursor(gtk_widget_get_window(widget), hand_cursor);
return FALSE;
}
static gboolean mimeview_leave_notify(GtkWidget *widget,
GdkEventCrossing *event,
MimeView *mimeview)
{
gdk_window_set_cursor(gtk_widget_get_window(widget), NULL);
return FALSE;
}
static gboolean mimeview_enter_notify(GtkWidget *widget,
GdkEventCrossing *event,
MimeView *mimeview)
{
gdk_window_set_cursor(gtk_widget_get_window(widget), hand_cursor);
return FALSE;
}
MimeView *mimeview_create(MainWindow *mainwin)
{
MimeView *mimeview;
GtkWidget *paned;
GtkWidget *scrolledwin;
GtkWidget *ctree;
GtkWidget *mime_notebook;
GtkWidget *popupmenu;
GtkWidget *ctree_mainbox;
GtkWidget *vbox;
GtkWidget *mime_toggle;
GtkWidget *icon_mainbox;
GtkWidget *icon_scroll;
GtkWidget *icon_vbox;
GtkWidget *arrow;
GtkWidget *scrollbutton;
GtkWidget *hbox;
NoticeView *siginfoview;
GtkRequisition r;
GtkTreeStore *model;
GtkCellRenderer *renderer;
GtkTreeViewColumn *column;
GtkTreeSelection *selection;
gchar *titles[N_MIMEVIEW_COLS];
gint cols;
if (!hand_cursor)
hand_cursor = gdk_cursor_new(GDK_HAND2);
debug_print("Creating MIME view...\n");
mimeview = g_new0(MimeView, 1);
titles[COL_MIMETYPE] = _("MIME Type");
titles[COL_SIZE] = _("Size");
titles[COL_NAME] = _("Name");
scrolledwin = gtk_scrolled_window_new(NULL, NULL);
gtk_widget_show(scrolledwin);
gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
GTK_POLICY_AUTOMATIC,
GTK_POLICY_AUTOMATIC);
model = gtk_tree_store_new(N_MIMEVIEW_COLS,
G_TYPE_STRING,
G_TYPE_STRING,
G_TYPE_STRING,
G_TYPE_POINTER);
ctree = gtk_tree_view_new_with_model(GTK_TREE_MODEL(model));
gtk_tree_view_set_enable_search(GTK_TREE_VIEW(ctree), FALSE);
gtk_tree_view_set_rules_hint(GTK_TREE_VIEW(ctree),
prefs_common.use_stripes_everywhere);
gtk_tree_view_set_headers_visible(GTK_TREE_VIEW(ctree),
prefs_common.show_col_headers);
renderer = gtk_cell_renderer_text_new();
cols = gtk_tree_view_insert_column_with_attributes(GTK_TREE_VIEW(ctree),
-1, titles[COL_MIMETYPE],renderer,
"text", COL_MIMETYPE, NULL);
column = gtk_tree_view_get_column(GTK_TREE_VIEW(ctree), cols-1);
renderer = gtk_cell_renderer_text_new();
#if(GTK_CHECK_VERSION(2,18,0))
gtk_cell_renderer_set_alignment(renderer, 1, 0.5);
#endif
cols = gtk_tree_view_insert_column_with_attributes(GTK_TREE_VIEW(ctree),
-1, titles[COL_SIZE], renderer,
"text", COL_SIZE, NULL);
column = gtk_tree_view_get_column(GTK_TREE_VIEW(ctree), cols-1);
gtk_tree_view_column_set_alignment(GTK_TREE_VIEW_COLUMN(column), 1);
renderer = gtk_cell_renderer_text_new();
cols = gtk_tree_view_insert_column_with_attributes(GTK_TREE_VIEW(ctree),
-1, titles[COL_NAME], renderer,
"text", COL_NAME, NULL);
column = gtk_tree_view_get_column(GTK_TREE_VIEW(ctree), cols-1);
gtk_tree_view_column_set_expand(GTK_TREE_VIEW_COLUMN(column), TRUE);
selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(ctree));
gtk_tree_selection_set_mode(selection, GTK_SELECTION_BROWSE);
gtk_widget_show(ctree);
gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
gtk_drag_source_set(ctree, GDK_BUTTON1_MASK|GDK_BUTTON3_MASK,
mimeview_mime_types, 1, GDK_ACTION_COPY);
g_signal_connect(G_OBJECT(selection), "changed",
G_CALLBACK(mimeview_selected), mimeview);
g_signal_connect(G_OBJECT(ctree), "button_release_event",
G_CALLBACK(mimeview_button_pressed), mimeview);
g_signal_connect(G_OBJECT(ctree), "key_press_event",
G_CALLBACK(mimeview_key_pressed), mimeview);
g_signal_connect(G_OBJECT(ctree), "drag_data_get",
G_CALLBACK(mimeview_drag_data_get), mimeview);
mime_notebook = gtk_notebook_new();
gtk_widget_show(mime_notebook);
gtkut_widget_set_can_focus(mime_notebook, FALSE);
gtk_notebook_set_show_tabs(GTK_NOTEBOOK(mime_notebook), FALSE);
gtk_notebook_set_show_border(GTK_NOTEBOOK(mime_notebook), FALSE);
icon_vbox = gtk_vbox_new(FALSE, 2);
gtk_widget_show(icon_vbox);
icon_scroll = gtk_layout_new(NULL, NULL);
gtk_widget_show(icon_scroll);
gtk_layout_put(GTK_LAYOUT(icon_scroll), icon_vbox, 0, 0);
scrollbutton = gtk_vscrollbutton_new(gtk_layout_get_vadjustment(GTK_LAYOUT(icon_scroll)));
gtk_widget_show(scrollbutton);
g_signal_connect(G_OBJECT(icon_scroll), "scroll_event",
G_CALLBACK(mimeview_scrolled), mimeview);
mime_toggle = gtk_event_box_new();
gtk_event_box_set_visible_window(GTK_EVENT_BOX(mime_toggle), FALSE);
g_signal_connect(G_OBJECT(mime_toggle), "motion-notify-event",
G_CALLBACK(mimeview_visi_notify), mimeview);
g_signal_connect(G_OBJECT(mime_toggle), "leave-notify-event",
G_CALLBACK(mimeview_leave_notify), mimeview);
g_signal_connect(G_OBJECT(mime_toggle), "enter-notify-event",
G_CALLBACK(mimeview_enter_notify), mimeview);
gtk_container_set_border_width(GTK_CONTAINER(mime_toggle), 2);
gtk_widget_show(mime_toggle);
mimeview->ctree_mode = FALSE;
arrow = gtk_arrow_new(GTK_ARROW_LEFT, GTK_SHADOW_NONE);
gtk_widget_show(arrow);
gtk_widget_size_request(arrow, &r);
gtk_container_add(GTK_CONTAINER(mime_toggle), arrow);
g_signal_connect(G_OBJECT(mime_toggle), "button_release_event",
G_CALLBACK(mime_toggle_button_cb), mimeview);
icon_mainbox = gtk_vbox_new(FALSE, 0);
gtk_widget_show(icon_mainbox);
gtk_widget_set_size_request(icon_mainbox, 32, -1);
gtk_box_pack_start(GTK_BOX(icon_mainbox), mime_toggle, FALSE, FALSE, 0);
gtk_box_pack_start(GTK_BOX(icon_mainbox), icon_scroll, TRUE, TRUE, 3);
gtk_box_pack_end(GTK_BOX(icon_mainbox), scrollbutton, FALSE, FALSE, 0);
g_signal_connect(G_OBJECT(icon_mainbox), "size_allocate",
G_CALLBACK(icon_scroll_size_allocate_cb), mimeview);
ctree_mainbox = gtk_hbox_new(FALSE, 0);
gtk_box_pack_start(GTK_BOX(ctree_mainbox), scrolledwin, TRUE, TRUE, 0);
g_signal_connect(G_OBJECT(ctree_mainbox), "size_allocate",
G_CALLBACK(ctree_size_allocate_cb), mimeview);
mimeview->ui_manager = gtk_ui_manager_new();
mimeview->action_group = cm_menu_create_action_group_full(mimeview->ui_manager,
"MimeView", mimeview_menu_actions,
G_N_ELEMENTS(mimeview_menu_actions), (gpointer)mimeview);
MENUITEM_ADDUI_MANAGER(mimeview->ui_manager, "/", "Menus", "Menus", GTK_UI_MANAGER_MENUBAR)
MENUITEM_ADDUI_MANAGER(mimeview->ui_manager,
"/Menus/", "MimeView", "MimeView", GTK_UI_MANAGER_MENU);
MENUITEM_ADDUI_MANAGER(mimeview->ui_manager,
"/Menus/MimeView/", "Open", "MimeView/Open",
GTK_UI_MANAGER_MENUITEM);
#if (!defined G_OS_WIN32)
MENUITEM_ADDUI_MANAGER(mimeview->ui_manager,
"/Menus/MimeView/", "OpenWith", "MimeView/OpenWith",
GTK_UI_MANAGER_MENUITEM);
#endif
MENUITEM_ADDUI_MANAGER(mimeview->ui_manager,
"/Menus/MimeView/", "SendTo", "MimeView/SendTo",
GTK_UI_MANAGER_MENUITEM);
MENUITEM_ADDUI_MANAGER(mimeview->ui_manager,
"/Menus/MimeView/", "DisplayAsText", "MimeView/DisplayAsText",
GTK_UI_MANAGER_MENUITEM);
MENUITEM_ADDUI_MANAGER(mimeview->ui_manager,
"/Menus/MimeView/", "SaveAs", "MimeView/SaveAs",
GTK_UI_MANAGER_MENUITEM);
MENUITEM_ADDUI_MANAGER(mimeview->ui_manager,
"/Menus/MimeView/", "SaveAll", "MimeView/SaveAll",
GTK_UI_MANAGER_MENUITEM);
MENUITEM_ADDUI_MANAGER(mimeview->ui_manager,
"/Menus/MimeView/", "NextPart", "MimeView/NextPart",
GTK_UI_MANAGER_MENUITEM);
MENUITEM_ADDUI_MANAGER(mimeview->ui_manager,
"/Menus/MimeView/", "PrevPart", "MimeView/PrevPart",
GTK_UI_MANAGER_MENUITEM);
popupmenu = gtk_menu_item_get_submenu(GTK_MENU_ITEM(
gtk_ui_manager_get_widget(mimeview->ui_manager, "/Menus/MimeView")) );
vbox = gtk_vbox_new(FALSE, 0);
gtk_widget_show(vbox);
siginfoview = noticeview_create(mainwin);
noticeview_hide(siginfoview);
noticeview_set_icon_clickable(siginfoview, TRUE);
gtk_box_pack_start(GTK_BOX(vbox), mime_notebook, TRUE, TRUE, 0);
gtk_box_pack_end(GTK_BOX(vbox), GTK_WIDGET_PTR(siginfoview), FALSE, FALSE, 0);
paned = gtk_vpaned_new();
gtk_widget_show(paned);
gtk_paned_pack1(GTK_PANED(paned), ctree_mainbox, FALSE, TRUE);
gtk_paned_pack2(GTK_PANED(paned), vbox, TRUE, TRUE);
hbox = gtk_hbox_new(FALSE, 0);
gtk_box_pack_start(GTK_BOX(hbox), paned, TRUE, TRUE, 0);
gtk_box_pack_start(GTK_BOX(hbox), icon_mainbox, FALSE, FALSE, 0);
gtk_widget_show(hbox);
gtk_widget_hide(ctree_mainbox);
#ifdef GENERIC_UMPC
gtk_widget_set_size_request(mime_toggle, -1, r.height + 8);
#endif
mimeview->hbox = hbox;
mimeview->paned = paned;
mimeview->scrolledwin = scrolledwin;
mimeview->ctree = ctree;
mimeview->mime_notebook = mime_notebook;
mimeview->popupmenu = popupmenu;
mimeview->type = -1;
mimeview->ctree_mainbox = ctree_mainbox;
mimeview->icon_scroll = icon_scroll;
mimeview->icon_vbox = icon_vbox;
mimeview->icon_mainbox = icon_mainbox;
mimeview->icon_count = 0;
mimeview->mainwin = mainwin;
mimeview->mime_toggle = mime_toggle;
mimeview->siginfoview = siginfoview;
mimeview->scrollbutton = scrollbutton;
mimeview->target_list = gtk_target_list_new(mimeview_mime_types, 1);
mimeviews = g_slist_prepend(mimeviews, mimeview);
return mimeview;
}
void mimeview_init(MimeView *mimeview)
{
textview_init(mimeview->textview);
gtk_container_add(GTK_CONTAINER(mimeview->mime_notebook),
GTK_WIDGET_PTR(mimeview->textview));
}
static gboolean any_part_is_signed(MimeInfo *mimeinfo)
{
while (mimeinfo) {
if (privacy_mimeinfo_is_signed(mimeinfo))
return TRUE;
mimeinfo = procmime_mimeinfo_next(mimeinfo);
}
return FALSE;
}
void mimeview_show_message(MimeView *mimeview, MimeInfo *mimeinfo,
const gchar *file)
{
GtkTreeView *ctree = GTK_TREE_VIEW(mimeview->ctree);
mimeview_clear(mimeview);
cm_return_if_fail(file != NULL);
cm_return_if_fail(mimeinfo != NULL);
mimeview->mimeinfo = mimeinfo;
mimeview->file = g_strdup(file);
g_signal_handlers_block_by_func(G_OBJECT(ctree), mimeview_selected,
mimeview);
/* check if the mail's signed - it can change the mail structure */
if (any_part_is_signed(mimeinfo))
debug_print("signed mail\n");
mimeview_set_multipart_tree(mimeview, mimeinfo, NULL);
gtk_tree_view_expand_all(ctree);
icon_list_clear(mimeview);
icon_list_create(mimeview, mimeinfo);
g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
mimeview_selected, mimeview);
}
#ifdef USE_PTHREAD
static void mimeview_check_sig_cancel_now(MimeView *mimeview);
#endif
static void mimeview_free_mimeinfo(MimeView *mimeview)
{
gboolean defer = FALSE;
#ifdef USE_PTHREAD
defer = (mimeview->check_data != NULL);
if (defer)
mimeview->check_data->free_after_use = TRUE;
#endif
if (mimeview->mimeinfo != NULL && !defer) {
procmime_mimeinfo_free_all(&mimeview->mimeinfo);
mimeview->mimeinfo = NULL;
} else if (defer) {
#ifdef USE_PTHREAD
debug_print("deferring free(mimeinfo) and cancelling check\n");
mimeview_check_sig_cancel_now(mimeview);
#endif
}
}
void mimeview_destroy(MimeView *mimeview)
{
GSList *cur;
for (cur = mimeview->viewers; cur != NULL; cur = g_slist_next(cur)) {
MimeViewer *viewer = (MimeViewer *) cur->data;
viewer->destroy_viewer(viewer);
}
g_slist_free(mimeview->viewers);
gtk_target_list_unref(mimeview->target_list);
#ifdef USE_PTHREAD
if (mimeview->check_data) {
mimeview->check_data->destroy_mimeview = TRUE;
debug_print("deferring destroy\n");
} else
#endif
{
mimeview_free_mimeinfo(mimeview);
gtk_tree_path_free(mimeview->opened);
g_free(mimeview->file);
g_free(mimeview);
mimeviews = g_slist_remove(mimeviews, mimeview);
}
}
MimeInfo *mimeview_get_selected_part(MimeView *mimeview)
{
GtkTreeModel *model = gtk_tree_view_get_model(GTK_TREE_VIEW(mimeview->ctree));
GtkTreeIter iter;
GtkTreeSelection *selection;
MimeInfo *partinfo = NULL;
selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(mimeview->ctree));
if (gtk_tree_selection_get_selected(selection, NULL, &iter))
gtk_tree_model_get(model, &iter, COL_DATA, &partinfo, -1);
return partinfo;
}
MimeInfo *mimeview_get_node_part(MimeView *mimeview, GtkTreePath *path)
{
GtkTreeModel *model = gtk_tree_view_get_model(GTK_TREE_VIEW(mimeview->ctree));
GtkTreeIter iter;
MimeInfo *partinfo;
gtk_tree_model_get_iter(model, &iter, path);
gtk_tree_model_get(model, &iter, COL_DATA, &partinfo, -1);
return partinfo;
}
gboolean mimeview_tree_is_empty(MimeView *mimeview)
{
GtkTreeModel *model = gtk_tree_view_get_model(GTK_TREE_VIEW(mimeview->ctree));
GtkTreeIter iter;
return !gtk_tree_model_get_iter_first(model, &iter);
}
static gboolean mimeview_tree_next(GtkTreeModel *model, GtkTreePath *path)
{
GtkTreeIter iter, parent;
gboolean has_parent;
gtk_tree_model_get_iter(model, &iter, path);
if (gtk_tree_model_iter_has_child(model, &iter)) {
gtk_tree_path_down(path);
return TRUE;
}
has_parent = gtk_tree_model_iter_parent(model, &parent, &iter);
if (!gtk_tree_model_iter_next(model, &iter)) {
while (has_parent) {
GtkTreeIter saved_parent = parent;
gtk_tree_path_up(path);
if (gtk_tree_model_iter_next(model, &parent)) {
gtk_tree_path_next(path);
return TRUE;
} else {
has_parent = gtk_tree_model_iter_parent(model, &parent, &saved_parent);
}
}
} else {
gtk_tree_path_next(path);
return TRUE;
}
return FALSE;
}
static gboolean mimeview_tree_prev(MimeView *mimeview, GtkTreePath *path)
{
GtkTreeModel *model = gtk_tree_view_get_model(GTK_TREE_VIEW(mimeview->ctree));
GtkTreeIter iter, child, parent;
gboolean has_parent;
gtk_tree_model_get_iter(model, &iter, path);
has_parent = gtk_tree_model_iter_parent(model, &parent, &iter);
if (gtk_tree_path_prev(path)) {
gtk_tree_model_get_iter(model, &iter, path);
if (gtk_tree_model_iter_nth_child(model, &child, &iter, 0)) {
gtk_tree_path_down(path);
while (gtk_tree_model_iter_next(model, &child))
gtk_tree_path_next(path);
}
return TRUE;
}
if (has_parent) {
gtk_tree_path_up(path);
return TRUE;
}
return FALSE;
}
gint mimeview_get_selected_part_num(MimeView *mimeview)
{
GtkTreeModel *model = gtk_tree_view_get_model(GTK_TREE_VIEW(mimeview->ctree));
GtkTreeIter iter;
GtkTreePath *path;
gint i = 0;
gtk_tree_model_get_iter_first(model, &iter);
path = gtk_tree_model_get_path(model, &iter);
do {
if (!gtk_tree_path_compare(mimeview->opened, path)) {
gtk_tree_path_free(path);
return i;
}
i++;
} while (mimeview_tree_next(model, path));
gtk_tree_path_free(path);
return -1;
}
void mimeview_select_part_num(MimeView *mimeview, gint i)
{
GtkTreeModel *model = gtk_tree_view_get_model(GTK_TREE_VIEW(mimeview->ctree));
GtkTreeIter iter;
GtkTreePath *path;
GtkTreeSelection *selection;
gint x = 0;
if (i < 0)
return;
gtk_tree_model_get_iter_first(model, &iter);
path = gtk_tree_model_get_path(model, &iter);
while (x != i) {
if (!mimeview_tree_next(model, path)) {
gtk_tree_path_free(path);
return;
}
x++;
}
selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(mimeview->ctree));
gtk_tree_selection_select_path(selection, path);
gtk_tree_path_free(path);
}
static void mimeview_set_multipart_tree(MimeView *mimeview,
MimeInfo *mimeinfo,
GtkTreeIter *parent)
{
GtkTreeStore *model = GTK_TREE_STORE(gtk_tree_view_get_model(
GTK_TREE_VIEW(mimeview->ctree)));
GtkTreeIter iter;
gchar *content_type, *length, *name;
cm_return_if_fail(mimeinfo != NULL);
while (mimeinfo != NULL) {
if (mimeinfo->type != MIMETYPE_UNKNOWN && mimeinfo->subtype)
content_type = g_strdup_printf("%s/%s",
procmime_get_media_type_str(mimeinfo->type),
mimeinfo->subtype);
else
content_type = g_strdup("UNKNOWN");
length = g_strdup(to_human_readable((goffset) mimeinfo->length));
if (prefs_common.attach_desc)
name = g_strdup(get_part_description(mimeinfo));
else
name = g_strdup(get_part_name(mimeinfo));
gtk_tree_store_append(model, &iter, parent);
gtk_tree_store_set(model, &iter,
COL_MIMETYPE, content_type,
COL_SIZE, length,
COL_NAME, name,
COL_DATA, mimeinfo, -1);
g_free(content_type);
g_free(length);
g_free(name);
if (mimeinfo->node->children)
mimeview_set_multipart_tree(mimeview,
(MimeInfo *) mimeinfo->node->children->data, &iter);
mimeinfo = mimeinfo->node->next != NULL ?
(MimeInfo *) mimeinfo->node->next->data : NULL;
}
}
static const gchar *get_real_part_name(MimeInfo *partinfo)
{
const gchar *name = NULL;
name = procmime_mimeinfo_get_parameter(partinfo, "filename");
if (name == NULL)
name = procmime_mimeinfo_get_parameter(partinfo, "name");
return name;
}
static const gchar *get_part_name(MimeInfo *partinfo)
{
const gchar *name;
name = get_real_part_name(partinfo);
if (name == NULL)
name = "";
return name;
}
static const gchar *get_part_description(MimeInfo *partinfo)
{
if (partinfo->description)
return partinfo->description;
else
return get_part_name(partinfo);
}
static void mimeview_show_message_part(MimeView *mimeview, MimeInfo *partinfo)
{
FILE *fp;
const gchar *fname;
if (!partinfo) return;
fname = mimeview->file;
if (!fname) return;
if ((fp = g_fopen(fname, "rb")) == NULL) {
FILE_OP_ERROR(fname, "fopen");
return;
}
if (fseek(fp, partinfo->offset, SEEK_SET) < 0) {
FILE_OP_ERROR(mimeview->file, "fseek");
fclose(fp);
return;
}
mimeview_change_view_type(mimeview, MIMEVIEW_TEXT);
textview_show_part(mimeview->textview, partinfo, fp);
fclose(fp);
}
static MimeViewer *get_viewer_for_content_type(MimeView *mimeview, const gchar *content_type)
{
GSList *cur;
MimeViewerFactory *factory = NULL;
MimeViewer *viewer = NULL;
gchar *real_contenttype = NULL, *tmp;
real_contenttype = g_utf8_strdown((gchar *)content_type, -1);
for (cur = mimeviewer_factories; cur != NULL; cur = g_slist_next(cur)) {
MimeViewerFactory *curfactory = cur->data;
gint i = 0;
while (curfactory->content_types[i] != NULL) {
tmp = g_utf8_strdown(curfactory->content_types[i], -1);
if (g_pattern_match_simple(tmp, real_contenttype)) {
debug_print("%s\n", curfactory->content_types[i]);
factory = curfactory;
g_free(tmp);
break;
}
g_free(tmp);
i++;
}
if (factory != NULL)
break;
}
g_free(real_contenttype);
if (factory == NULL)
return NULL;
for (cur = mimeview->viewers; cur != NULL; cur = g_slist_next(cur)) {
MimeViewer *curviewer = cur->data;
if (curviewer->factory == factory)
return curviewer;
}
viewer = factory->create_viewer();
gtk_container_add(GTK_CONTAINER(mimeview->mime_notebook),
GTK_WIDGET(viewer->get_widget(viewer)));
mimeview->viewers = g_slist_append(mimeview->viewers, viewer);
return viewer;
}
gboolean mimeview_has_viewer_for_content_type(MimeView *mimeview, const gchar *content_type)
{
return (get_viewer_for_content_type(mimeview, content_type) != NULL);
}
static MimeViewer *get_viewer_for_mimeinfo(MimeView *mimeview, MimeInfo *partinfo)
{
gchar *content_type = NULL;
MimeViewer *viewer = NULL;
if ((partinfo->type == MIMETYPE_APPLICATION) &&
(!g_ascii_strcasecmp(partinfo->subtype, "octet-stream"))) {
const gchar *filename;
filename = procmime_mimeinfo_get_parameter(partinfo, "filename");
if (filename == NULL)
filename = procmime_mimeinfo_get_parameter(partinfo, "name");
if (filename != NULL)
content_type = procmime_get_mime_type(filename);
} else {
content_type = procmime_get_content_type_str(partinfo->type, partinfo->subtype);
}
if (content_type != NULL) {
viewer = get_viewer_for_content_type(mimeview, content_type);
g_free(content_type);
}
return viewer;
}
gboolean mimeview_show_part(MimeView *mimeview, MimeInfo *partinfo)
{
MimeViewer *viewer;
if (mimeview->messageview->partial_display_shown) {
noticeview_hide(mimeview->messageview->noticeview);
mimeview->messageview->partial_display_shown = FALSE;
}
viewer = get_viewer_for_mimeinfo(mimeview, partinfo);
if (viewer == NULL) {
if (mimeview->mimeviewer != NULL)
mimeview->mimeviewer->clear_viewer(mimeview->mimeviewer);
mimeview->mimeviewer = NULL;
return FALSE;
}
if (mimeview->mimeviewer != NULL)
mimeview->mimeviewer->clear_viewer(mimeview->mimeviewer);
if (mimeview->mimeviewer != viewer)
mimeview->mimeviewer = viewer;
mimeview_change_view_type(mimeview, MIMEVIEW_VIEWER);
viewer->mimeview = mimeview;
viewer->show_mimepart(viewer, mimeview->file, partinfo);
return TRUE;
}
static void mimeview_change_view_type(MimeView *mimeview, MimeViewType type)
{
TextView *textview = mimeview->textview;
GtkWidget *focused = NULL;
if (mainwindow_get_mainwindow())
focused = gtkut_get_focused_child(
GTK_CONTAINER(mainwindow_get_mainwindow()->window));
if ((mimeview->type != MIMEVIEW_VIEWER) &&
(mimeview->type == type)) return;
switch (type) {
case MIMEVIEW_TEXT:
gtk_notebook_set_current_page(GTK_NOTEBOOK(mimeview->mime_notebook),
gtk_notebook_page_num(GTK_NOTEBOOK(mimeview->mime_notebook),
GTK_WIDGET_PTR(textview)));
break;
case MIMEVIEW_VIEWER:
gtk_notebook_set_current_page(GTK_NOTEBOOK(mimeview->mime_notebook),
gtk_notebook_page_num(GTK_NOTEBOOK(mimeview->mime_notebook),
GTK_WIDGET(mimeview->mimeviewer->get_widget(mimeview->mimeviewer))));
break;
default:
return;
}
if (focused)
gtk_widget_grab_focus(focused);
mimeview->type = type;
}
void mimeview_clear(MimeView *mimeview)
{
GtkTreeModel *model;
if (!mimeview)
return;
if (g_slist_find(mimeviews, mimeview) == NULL)
return;
noticeview_hide(mimeview->siginfoview);
model = gtk_tree_view_get_model(GTK_TREE_VIEW(mimeview->ctree));
gtk_tree_store_clear(GTK_TREE_STORE(model));
textview_clear(mimeview->textview);
if (mimeview->mimeviewer != NULL)
mimeview->mimeviewer->clear_viewer(mimeview->mimeviewer);
mimeview_free_mimeinfo(mimeview);
mimeview->mimeinfo = NULL;
gtk_tree_path_free(mimeview->opened);
mimeview->opened = NULL;
g_free(mimeview->file);
mimeview->file = NULL;
icon_list_clear(mimeview);
mimeview_change_view_type(mimeview, MIMEVIEW_TEXT);
}
gchar * get_message_check_signature_shortcut(MessageView *messageview) {
GtkUIManager *ui_manager;
if (messageview->window != NULL)
ui_manager = messageview->ui_manager;
else
ui_manager = messageview->mainwin->ui_manager;
return cm_menu_item_get_shortcut(ui_manager, "Menu/Message/CheckSignature");
}
static void check_signature_cb(GtkWidget *widget, gpointer user_data);
static void display_full_info_cb(GtkWidget *widget, gpointer user_data);
static void update_signature_noticeview(MimeView *mimeview, MimeInfo *mimeinfo,
gboolean special, SignatureStatus code)
{
gchar *text = NULL, *button_text = NULL;
void *func = NULL;
StockPixmap icon = STOCK_PIXMAP_PRIVACY_SIGNED;
SignatureStatus mycode = SIGNATURE_UNCHECKED;
cm_return_if_fail(mimeview != NULL);
cm_return_if_fail(mimeinfo != NULL);
if (special)
mycode = code;
else
mycode = privacy_mimeinfo_get_sig_status(mimeinfo);
switch (mycode) {
case SIGNATURE_UNCHECKED:
button_text = _("Check signature");
func = check_signature_cb;
icon = STOCK_PIXMAP_PRIVACY_SIGNED;
break;
case SIGNATURE_OK:
button_text = _("View full information");
func = display_full_info_cb;
icon = STOCK_PIXMAP_PRIVACY_PASSED;
break;
case SIGNATURE_WARN:
button_text = _("View full information");
func = display_full_info_cb;
icon = STOCK_PIXMAP_PRIVACY_WARN;
break;
case SIGNATURE_KEY_EXPIRED:
button_text = _("View full information");
func = display_full_info_cb;
icon = STOCK_PIXMAP_PRIVACY_EXPIRED;
break;
case SIGNATURE_INVALID:
button_text = _("View full information");
func = display_full_info_cb;
icon = STOCK_PIXMAP_PRIVACY_FAILED;
break;
case SIGNATURE_CHECK_FAILED:
case SIGNATURE_CHECK_TIMEOUT:
button_text = _("Check again");
func = check_signature_cb;
icon = STOCK_PIXMAP_PRIVACY_UNKNOWN;
break;
default:
break;
}
if (mycode == SIGNATURE_UNCHECKED) {
gchar *tmp = privacy_mimeinfo_sig_info_short(mimeinfo);
gchar *shortcut = get_message_check_signature_shortcut(mimeview->messageview);
if (*shortcut == '\0')
text = g_strdup_printf(_("%s Click the icon to check it."), tmp);
else
text = g_strdup_printf(_("%s Click the icon or hit '%s' to check it."),
tmp, shortcut);
g_free(tmp);
g_free(shortcut);
} else if (mycode != SIGNATURE_CHECK_TIMEOUT) {
text = privacy_mimeinfo_sig_info_short(mimeinfo);
} else if (mycode == SIGNATURE_CHECK_TIMEOUT) {
gchar *shortcut = get_message_check_signature_shortcut(mimeview->messageview);
if (*shortcut == '\0')
text = g_strdup(_("Timeout checking the signature. Click the icon to try again."));
else
text = g_strdup_printf(_("Timeout checking the signature. Click the icon or hit '%s' to try again."), shortcut);
g_free(shortcut);
}
noticeview_set_text(mimeview->siginfoview, text);
gtk_label_set_selectable(GTK_LABEL(mimeview->siginfoview->text), TRUE);
g_free(text);
noticeview_set_button_text(mimeview->siginfoview, NULL);
noticeview_set_button_press_callback(
mimeview->siginfoview,
G_CALLBACK(func),
(gpointer) mimeview);
noticeview_set_icon(mimeview->siginfoview, icon);
noticeview_set_tooltip(mimeview->siginfoview, button_text);
icon_list_clear(mimeview);
icon_list_create(mimeview, mimeview->mimeinfo);
}
#ifdef USE_PTHREAD
/* reset all thread stuff, and do the cleanups we've been left to do */
static void mimeview_check_data_reset(MimeView *mimeview)
{
gboolean must_free;
gboolean must_destroy;
if (!mimeview->check_data)
return;
must_free = mimeview->check_data->free_after_use;
must_destroy = mimeview->check_data->destroy_mimeview;
if (mimeview->check_data->cancel_th_init) {
debug_print("killing canceller thread\n");
mimeview->check_data->cancel_th_init = FALSE;
pthread_cancel(mimeview->check_data->cancel_th);
}
if (must_free) {
debug_print("freeing deferred mimeinfo\n");
procmime_mimeinfo_free_all(&mimeview->check_data->siginfo);
}
g_free(mimeview->check_data);
mimeview->check_data = NULL;
if (must_destroy) {
debug_print("freeing deferred mimeview\n");
mimeview_free_mimeinfo(mimeview);
gtk_tree_path_free(mimeview->opened);
g_free(mimeview->file);
g_free(mimeview);
mimeviews = g_slist_remove(mimeviews, mimeview);
}
}
/* GUI update once the checker thread is done or killed */
static gboolean mimeview_check_sig_thread_cb(void *data)
{
MimeView *mimeview = (MimeView *) data;
MimeInfo *mimeinfo = mimeview->siginfo;
debug_print("mimeview_check_sig_thread_cb\n");
if (mimeinfo == NULL) {
/* message changed !? */
g_warning("no more siginfo!");
goto end;
}
if (!mimeview->check_data) {
g_warning("nothing to check");
return FALSE;
}
if (mimeview->check_data->siginfo != mimeinfo) {
/* message changed !? */
g_warning("different siginfo!");
goto end;
}
if (mimeview->check_data->destroy_mimeview ||
mimeview->check_data->free_after_use) {
debug_print("not bothering, we're changing message\n");
goto end;
}
/* update status */
if (mimeview->check_data->timeout)
update_signature_noticeview(mimeview, mimeview->siginfo,
TRUE, SIGNATURE_CHECK_TIMEOUT);
else
update_signature_noticeview(mimeview, mimeview->siginfo,
FALSE, 0);
end:
mimeview_check_data_reset(mimeview);
return FALSE;
}
/* sig checker thread */
static void *mimeview_check_sig_worker_thread(void *data)
{
MimeView *mimeview = (MimeView *)data;
MimeInfo *mimeinfo = mimeview->siginfo;
debug_print("checking...\n");
if (!mimeview->check_data)
return NULL;
if (mimeinfo && mimeinfo == mimeview->check_data->siginfo) {
privacy_mimeinfo_check_signature(mimeinfo);
if (mimeview->check_data && mimeview->check_data->cancel_th_init) {
mimeview->check_data->cancel_th_init = FALSE;
pthread_cancel(mimeview->check_data->cancel_th);
}
} else {
/* that's strange! we changed message without
* getting killed. */
g_warning("different siginfo!");
mimeview_check_data_reset(mimeview);
return NULL;
}
/* use g_timeout so that GUI updates is done from the
* correct thread */
g_timeout_add(0,mimeview_check_sig_thread_cb,mimeview);
return NULL;
}
/* killer thread - acts when the checker didn't work fast
* enough. */
static void *mimeview_check_sig_cancel_thread(void *data)
{
MimeView *mimeview = (MimeView *)data;
if (!mimeview->check_data)
return NULL; /* nothing to kill ! */
/* wait for a few seconds... */
debug_print("waiting a while\n");
g_usleep(5 * 1000 * 1000);
if (!mimeview->check_data)
return NULL; /* nothing to kill, it's done in time :) */
/* too late, go away checker thread */
debug_print("killing checker thread\n");
if (mimeview->check_data->th_init) {
mimeview->check_data->th_init = FALSE;
pthread_cancel(mimeview->check_data->th);
}
/* tell upstream it was a timeout */
mimeview->check_data->timeout = TRUE;
/* use g_timeout so that GUI updates is done from the
* correct thread */
g_timeout_add(0,mimeview_check_sig_thread_cb,mimeview);
return NULL;
}
/* get rid of the checker thread right now - used when changing the
* displayed message for example. */
static void mimeview_check_sig_cancel_now(MimeView *mimeview)
{
if (!mimeview->check_data)
return;
debug_print("killing checker thread NOW\n");
if (mimeview->check_data->th_init) {
mimeview->check_data->th_init = FALSE;
pthread_cancel(mimeview->check_data->th);
}
/* tell upstream it was a timeout */
mimeview->check_data->timeout = TRUE;
mimeview_check_sig_thread_cb(mimeview);
return;
}
/* creates a thread to check the signature, and a second one
* to kill the first one after a timeout */
static void mimeview_check_sig_in_thread(MimeView *mimeview)
{
pthread_t th, th2;
pthread_attr_t detach, detach2;
if (mimeview->check_data) {
g_warning("already checking it");
return;
}
mimeview->check_data = g_new0(SigCheckData, 1);
mimeview->check_data->siginfo = mimeview->siginfo;
debug_print("creating thread\n");
/* init thread attributes and create the checker thread */
if (pthread_attr_init(&detach) != 0 ||
pthread_attr_setdetachstate(&detach, PTHREAD_CREATE_DETACHED) != 0 ||
pthread_attr_init(&detach2) != 0 ||
pthread_attr_setdetachstate(&detach2, PTHREAD_CREATE_DETACHED) != 0 ||
pthread_create(&th, &detach,
mimeview_check_sig_worker_thread,
mimeview) != 0) {
/* arh. We'll do it synchronously. */
g_warning("can't create thread");
g_free(mimeview->check_data);
mimeview->check_data = NULL;
return;
} else {
mimeview->check_data->th = th;
mimeview->check_data->th_init = TRUE;
}
/* create the killer thread */
pthread_create(&th2, &detach2,
mimeview_check_sig_cancel_thread,
mimeview);
mimeview->check_data->cancel_th = th2;
mimeview->check_data->cancel_th_init = TRUE;
}
#endif
static void check_signature_cb(GtkWidget *widget, gpointer user_data)
{
MimeView *mimeview = (MimeView *) user_data;
MimeInfo *mimeinfo = mimeview->siginfo;
if (mimeinfo == NULL)
return;
#ifdef USE_PTHREAD
if (mimeview->check_data)
return;
#endif
noticeview_set_text(mimeview->siginfoview, _("Checking signature..."));
GTK_EVENTS_FLUSH();
#ifdef USE_PTHREAD
/* let's do it non-blocking */
mimeview_check_sig_in_thread(mimeview);
if (!mimeview->check_data) /* let's check syncronously */
#endif
{
debug_print("checking without thread\n");
privacy_mimeinfo_check_signature(mimeinfo);
update_signature_noticeview(mimeview, mimeview->siginfo, FALSE, 0);
}
}
void mimeview_check_signature(MimeView *mimeview)
{
check_signature_cb(NULL, mimeview);
}
static void redisplay_email(GtkWidget *widget, gpointer user_data)
{
MimeView *mimeview = (MimeView *) user_data;
gtk_tree_path_free(mimeview->opened);
mimeview->opened = NULL;
mimeview_selected(gtk_tree_view_get_selection(
GTK_TREE_VIEW(mimeview->ctree)), mimeview);
}
static void display_full_info_cb(GtkWidget *widget, gpointer user_data)
{
MimeView *mimeview = (MimeView *) user_data;
gchar *siginfo;
siginfo = privacy_mimeinfo_sig_info_full(mimeview->siginfo);
textview_set_text(mimeview->textview, siginfo);
g_free(siginfo);
noticeview_set_button_text(mimeview->siginfoview, NULL);
noticeview_set_button_press_callback(
mimeview->siginfoview,
G_CALLBACK(redisplay_email),
(gpointer) mimeview);
noticeview_set_tooltip(mimeview->siginfoview, _("Go back to email"));
}
static void update_signature_info(MimeView *mimeview, MimeInfo *selected)
{
MimeInfo *siginfo;
MimeInfo *first_text;
cm_return_if_fail(mimeview != NULL);
cm_return_if_fail(selected != NULL);
if (selected->type == MIMETYPE_MESSAGE
&& !g_ascii_strcasecmp(selected->subtype, "rfc822")) {
/* if the first text part is signed, check that */
first_text = selected;
while (first_text && first_text->type != MIMETYPE_TEXT) {
first_text = procmime_mimeinfo_next(first_text);
}
if (first_text) {
update_signature_info(mimeview, first_text);
return;
}
}
siginfo = selected;
while (siginfo != NULL) {
if (privacy_mimeinfo_is_signed(siginfo))
break;
siginfo = procmime_mimeinfo_parent(siginfo);
}
mimeview->siginfo = siginfo;
/* This shortcut boolean is there to correctly set the menu's
* CheckSignature item sensitivity without killing performance
* each time the menu sensitiveness is updated (a lot).
*/
mimeview->signed_part = (siginfo != NULL);
if (siginfo == NULL) {
noticeview_hide(mimeview->siginfoview);
return;
}
update_signature_noticeview(mimeview, siginfo, FALSE, 0);
noticeview_show(mimeview->siginfoview);
}
static void mimeview_selected(GtkTreeSelection *selection, MimeView *mimeview)
{
GtkTreeView *ctree = GTK_TREE_VIEW(mimeview->ctree);
GtkTreeModel *model;
GtkTreeIter iter;
GtkTreePath *path;
MimeInfo *partinfo;
selection = gtk_tree_view_get_selection(ctree);
if (!gtk_tree_selection_get_selected(selection, &model, &iter))
return;
path = gtk_tree_model_get_path(model, &iter);
if (mimeview->opened && !gtk_tree_path_compare(mimeview->opened, path)) {
gtk_tree_path_free(path);
return;
}
gtk_tree_path_free(mimeview->opened);
mimeview->opened = path;
mimeview->spec_part = NULL;
gtk_tree_view_scroll_to_cell(ctree, path, NULL, TRUE, 0.5, 0);
partinfo = mimeview_get_node_part(mimeview, path);
if (!partinfo) return;
/* ungrab the mouse event */
if (gtk_widget_has_grab(GTK_WIDGET(ctree))) {
gtk_grab_remove(GTK_WIDGET(ctree));
if (gdk_pointer_is_grabbed())
gdk_pointer_ungrab(GDK_CURRENT_TIME);
}
mimeview->textview->default_text = FALSE;
update_signature_info(mimeview, partinfo);
if (!mimeview_show_part(mimeview, partinfo)) {
switch (partinfo->type) {
case MIMETYPE_TEXT:
case MIMETYPE_MESSAGE:
case MIMETYPE_MULTIPART:
mimeview_show_message_part(mimeview, partinfo);
break;
default:
mimeview->textview->default_text = TRUE;
mimeview_change_view_type(mimeview, MIMEVIEW_TEXT);
textview_clear(mimeview->textview);
textview_show_mime_part(mimeview->textview, partinfo);
break;
}
}
if (mimeview->siginfo && privacy_auto_check_signatures(mimeview->siginfo)
&& privacy_mimeinfo_get_sig_status(mimeview->siginfo) == SIGNATURE_UNCHECKED) {
mimeview_check_signature(mimeview);
}
}
static gint mimeview_button_pressed(GtkWidget *widget, GdkEventButton *event,
MimeView *mimeview)
{
GtkTreeSelection *selection;
GtkTreeIter iter;
if (!event) return FALSE;
if (event->button == 2 || event->button == 3) {
selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(widget));
if (!gtk_tree_selection_get_selected(selection, NULL, &iter))
return FALSE;
gtk_tree_selection_select_iter(selection, &iter);
}
part_button_pressed(mimeview, event, mimeview_get_selected_part(mimeview));
return FALSE;
}
static gboolean mimeview_scrolled(GtkWidget *widget, GdkEventScroll *event,
MimeView *mimeview)
{
GtkVScrollbutton *scrollbutton = (GtkVScrollbutton *)mimeview->scrollbutton;
if (event->direction == GDK_SCROLL_UP) {
scrollbutton->scroll_type = GTK_SCROLL_STEP_BACKWARD;
} else {
scrollbutton->scroll_type = GTK_SCROLL_STEP_FORWARD;
}
gtk_vscrollbutton_scroll(scrollbutton);
return TRUE;
}
/* from gdkevents.c */
#define DOUBLE_CLICK_TIME 250
static gboolean part_button_pressed(MimeView *mimeview, GdkEventButton *event,
MimeInfo *partinfo)
{
static MimeInfo *lastinfo;
static guint32 lasttime;
if (event->button == 2 ||
(event->button == 1 && (event->time - lasttime) < DOUBLE_CLICK_TIME && lastinfo == partinfo)) {
/* call external program for image, audio or html */
mimeview_launch(mimeview, partinfo);
return TRUE;
} else if (event->button == 3) {
if (partinfo && (partinfo->type == MIMETYPE_MESSAGE ||
partinfo->type == MIMETYPE_IMAGE ||
partinfo->type == MIMETYPE_MULTIPART))
cm_menu_set_sensitive_full(mimeview->ui_manager, "Menus/MimeView/DisplayAsText", FALSE);
else
cm_menu_set_sensitive_full(mimeview->ui_manager, "Menus/MimeView/DisplayAsText", TRUE);
#ifndef G_OS_WIN32
if (partinfo &&
partinfo->type == MIMETYPE_APPLICATION &&
!g_ascii_strcasecmp(partinfo->subtype, "octet-stream"))
cm_menu_set_sensitive_full(mimeview->ui_manager, "Menus/MimeView/Open", FALSE);
else
#endif
cm_menu_set_sensitive_full(mimeview->ui_manager, "Menus/MimeView/Open", TRUE);
g_object_set_data(G_OBJECT(mimeview->popupmenu),
"pop_partinfo", partinfo);
gtk_menu_popup(GTK_MENU(mimeview->popupmenu),
NULL, NULL, NULL, NULL,
event->button, event->time);
return TRUE;
}
lastinfo = partinfo;
lasttime = event->time;
return FALSE;
}
gboolean mimeview_pass_key_press_event(MimeView *mimeview, GdkEventKey *event)
{
return mimeview_key_pressed(mimeview->ctree, event, mimeview);
}
void mimeview_select_next_part(MimeView *mimeview)
{
GtkTreeView *ctree = GTK_TREE_VIEW(mimeview->ctree);
GtkTreeModel *model = gtk_tree_view_get_model(ctree);
GtkTreeSelection *selection;
GtkTreeIter iter;
GtkTreePath *path;
MimeInfo *partinfo = NULL;
gboolean has_next;
if (!mimeview->opened) return;
gtk_tree_model_get_iter(model, &iter, mimeview->opened);
path = gtk_tree_model_get_path(model, &iter);
skip:
has_next = mimeview_tree_next(model, path);
if (!has_next) {
has_next = gtk_tree_model_get_iter_first(model, &iter);
gtk_tree_path_free(path);
path = gtk_tree_model_get_path(model, &iter);
}
if (has_next) {
partinfo = mimeview_get_node_part(mimeview, path);
if (partinfo->type == MIMETYPE_MULTIPART ||
(!prefs_common.show_inline_attachments && partinfo->id))
goto skip;
selection = gtk_tree_view_get_selection(ctree);
gtk_tree_selection_select_path(selection, path);
icon_list_toggle_by_mime_info(mimeview, partinfo);
}
gtk_tree_path_free(path);
}
void mimeview_select_prev_part(MimeView *mimeview)
{
GtkTreeView *ctree = GTK_TREE_VIEW(mimeview->ctree);
GtkTreeModel *model = gtk_tree_view_get_model(ctree);
GtkTreeSelection *selection;
GtkTreeIter iter;
GtkTreePath *path;
MimeInfo *partinfo = NULL;
gboolean has_prev;
if (!mimeview->opened) return;
gtk_tree_model_get_iter(model, &iter, mimeview->opened);
path = gtk_tree_model_get_path(model, &iter);
skip:
has_prev = mimeview_tree_prev(mimeview, path);
if (!has_prev) {
while (mimeview_tree_next(model, path)) {}
has_prev = TRUE;
}
if (has_prev) {
partinfo = mimeview_get_node_part(mimeview, path);
if (partinfo->type == MIMETYPE_MULTIPART ||
(!prefs_common.show_inline_attachments && partinfo->id))
goto skip;
selection = gtk_tree_view_get_selection(ctree);
gtk_tree_selection_select_path(selection, path);
icon_list_toggle_by_mime_info(mimeview, partinfo);
}
gtk_tree_path_free(path);
}
#define BREAK_ON_MODIFIER_KEY() \
if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) != 0) break
static gint mimeview_key_pressed(GtkWidget *widget, GdkEventKey *event,
MimeView *mimeview)
{
SummaryView *summaryview;
if (!event) return FALSE;
if (!mimeview->opened) return FALSE;
summaryview = mimeview->messageview->mainwin->summaryview;
if (summaryview && quicksearch_has_focus(summaryview->quicksearch))
return FALSE;
switch (event->keyval) {
case GDK_KEY_Home:
case GDK_KEY_End:
textview_scroll_max(mimeview->textview,
(event->keyval == GDK_KEY_Home));
return TRUE;
case GDK_KEY_Page_Down:
case GDK_KEY_space:
if (mimeview_scroll_page(mimeview,
(event->state & GDK_SHIFT_MASK) != 0))
return TRUE;
if (!(event->state & GDK_SHIFT_MASK))
mimeview_select_next_part(mimeview);
return TRUE;
case GDK_KEY_Page_Up:
case GDK_KEY_BackSpace:
mimeview_scroll_page(mimeview, TRUE);
return TRUE;
case GDK_KEY_Return:
case GDK_KEY_KP_Enter:
mimeview_scroll_one_line(mimeview,
(event->state & GDK_MOD1_MASK) != 0);
return TRUE;
case GDK_KEY_Up:
case GDK_KEY_Down:
mimeview_scroll_one_line(mimeview, (event->keyval == GDK_KEY_Up));
return TRUE;
default:
break;
}
if (mimeview->messageview->new_window) return FALSE;
return summary_pass_key_press_event(summaryview, event);
}
static void mimeview_drag_data_get(GtkWidget *widget,
GdkDragContext *drag_context,
GtkSelectionData *selection_data,
guint info,
guint time,
MimeView *mimeview)
{
gchar *filename = NULL, *uriname, *tmp;
MimeInfo *partinfo;
gint err;
gint count = 0;
if (!mimeview->opened) return;
if (!mimeview->file) return;
partinfo = mimeview_get_selected_part(mimeview);
if (!partinfo) return;
if (strlen(get_part_name(partinfo)) > 0) {
filename = g_path_get_basename(get_part_name(partinfo));
if (*filename == '\0') return;
} else if (partinfo->type == MIMETYPE_MESSAGE
&& !g_ascii_strcasecmp(partinfo->subtype, "rfc822")) {
gchar *name = NULL;
GPtrArray *headers = NULL;
FILE *fp;
fp = g_fopen(partinfo->data.filename, "rb");
if (fp != NULL && fseek(fp, partinfo->offset, SEEK_SET) == 0) {
headers = procheader_get_header_array_asis(fp);
if (headers) {
gint i;
for (i = 0; i < headers->len; i++) {
Header *header = g_ptr_array_index(headers, i);
if (procheader_headername_equal(header->name, "Subject")) {
unfold_line(header->body);
name = g_strconcat(header->body, ".txt", NULL);
subst_for_filename(name);
}
}
procheader_header_array_destroy(headers);
}
}
if (fp != NULL)
fclose(fp);
if (name)
filename = g_path_get_basename(name);
g_free(name);
}
if (filename == NULL)
filename = g_path_get_basename("Unnamed part");
if (!g_utf8_validate(filename, -1, NULL))
tmp = conv_codeset_strdup(filename,
conv_get_locale_charset_str(),
CS_UTF_8);
else
tmp = g_strdup(filename);
if (tmp == NULL) {
g_warning("filename not in UTF-8");
tmp = g_strdup("Unnamed part");
}
filename = g_strconcat(get_mime_tmp_dir(), G_DIR_SEPARATOR_S,
tmp, NULL);
check_new_file:
if (is_file_exist(filename)) {
gchar *ext = NULL;
gchar *prefix = NULL;
gchar *new_name = NULL;
if (strrchr(tmp, '.')) {
prefix = g_strdup(tmp);
ext = g_strdup(strrchr(tmp, '.'));
*(strrchr(prefix, '.')) = '\0';
} else {
prefix = g_strdup(tmp);
ext = g_strdup("");
}
count++;
new_name = g_strdup_printf("%s.%d%s", prefix, count, ext);
g_free(prefix);
g_free(ext);
g_free(filename);
filename = g_strconcat(get_mime_tmp_dir(), G_DIR_SEPARATOR_S,
new_name, NULL);
g_free(new_name);
goto check_new_file;
}
g_free(tmp);
if ((err = procmime_get_part(filename, partinfo)) < 0)
alertpanel_error
(_("Couldn't save the part of multipart message: %s"),
g_strerror(-err));
tmp = g_filename_to_uri(filename, NULL, NULL);
uriname = g_strconcat(tmp, "\r\n", NULL);
g_free(tmp);
gtk_selection_data_set(selection_data,
gtk_selection_data_get_target(selection_data), 8,
(guchar *)uriname, strlen(uriname));
g_free(uriname);
g_free(filename);
}
/**
* Returns a filename (with path) for an attachment
* \param partinfo The attachment to save
* \param basedir The target directory
* \param number Used for dummy filename if attachment is unnamed
*/
static gchar *mimeview_get_filename_for_part(MimeInfo *partinfo,
const gchar *basedir,
gint number)
{
gchar *fullname;
gchar *filename;
filename = g_strdup(get_part_name(partinfo));
if (!filename || !*filename) {
g_free(filename);
filename = g_strdup_printf("noname.%d", number);
}
if (!g_utf8_validate(filename, -1, NULL)) {
gchar *tmp = conv_filename_to_utf8(filename);
g_free(filename);
filename = tmp;
}
subst_for_filename(filename);
fullname = g_strconcat
(basedir, G_DIR_SEPARATOR_S, (g_path_is_absolute(filename))
? &filename[1] : filename, NULL);
g_free(filename);
filename = conv_filename_from_utf8(fullname);
g_free(fullname);
return filename;
}
/**
* Write a single attachment to file
* \param filename Filename with path
* \param partinfo Attachment to save
*/
static gboolean mimeview_write_part(const gchar *filename,
MimeInfo *partinfo)
{
gchar *dir;
gint err;
dir= g_path_get_dirname(filename);
if (!is_dir_exist(dir))
make_dir_hier(dir);
g_free(dir);
if (is_file_exist(filename)) {
AlertValue aval;
gchar *res;
gchar *tmp;
if (!g_utf8_validate(filename, -1, NULL))
tmp = conv_filename_to_utf8(filename);
else
tmp = g_strdup(filename);
res = g_strdup_printf(_("Overwrite existing file '%s'?"),
tmp);
g_free(tmp);
aval = alertpanel(_("Overwrite"), res, GTK_STOCK_CANCEL,
GTK_STOCK_OK, NULL);
g_free(res);
if (G_ALERTALTERNATE != aval) return FALSE;
}
if ((err = procmime_get_part(filename, partinfo)) < 0) {
alertpanel_error
(_("Couldn't save the part of multipart message: %s"),
g_strerror(-err));
return FALSE;
}
return TRUE;
}
/**
* Menu callback: Save all attached files
* \param mimeview Current display
*/
static void mimeview_save_all(MimeView *mimeview)
{
MimeInfo *partinfo;
gchar *dirname;
gchar *startdir = NULL;
gint number = 1;
if (!mimeview->opened) return;
if (!mimeview->file) return;
if (!mimeview->mimeinfo) return;
partinfo = mimeview->mimeinfo;
if (prefs_common.attach_save_dir && *prefs_common.attach_save_dir)
startdir = g_strconcat(prefs_common.attach_save_dir,
G_DIR_SEPARATOR_S, NULL);
else
startdir = g_strdup(get_home_dir());
manage_window_focus_in(gtk_widget_get_ancestor(mimeview->hbox, GTK_TYPE_WINDOW), NULL, NULL);
dirname = filesel_select_file_save_folder(_("Select destination folder"), startdir);
if (!dirname) {
g_free(startdir);
return;
}
if (!is_dir_exist (dirname)) {
alertpanel_error(_("'%s' is not a directory."),
dirname);
g_free(startdir);
g_free(dirname);
return;
}
if (dirname[strlen(dirname)-1] == G_DIR_SEPARATOR)
dirname[strlen(dirname)-1] = '\0';
/* Skip the first part, that is sometimes DISPOSITIONTYPE_UNKNOWN */
if (partinfo && partinfo->type == MIMETYPE_MESSAGE)
partinfo = procmime_mimeinfo_next(partinfo);
if (partinfo && partinfo->type == MIMETYPE_MULTIPART) {
partinfo = procmime_mimeinfo_next(partinfo);
if (partinfo && partinfo->type == MIMETYPE_TEXT)
partinfo = procmime_mimeinfo_next(partinfo);
}
while (partinfo != NULL) {
if (partinfo->type != MIMETYPE_MESSAGE &&
partinfo->type != MIMETYPE_MULTIPART &&
(partinfo->disposition != DISPOSITIONTYPE_INLINE
|| get_real_part_name(partinfo) != NULL)) {
gchar *filename = mimeview_get_filename_for_part
(partinfo, dirname, number++);
mimeview_write_part(filename, partinfo);
g_free(filename);
}
partinfo = procmime_mimeinfo_next(partinfo);
}
g_free(prefs_common.attach_save_dir);
g_free(startdir);
prefs_common.attach_save_dir = g_filename_to_utf8(dirname,
-1, NULL, NULL, NULL);
g_free(dirname);
}
static MimeInfo *mimeview_get_part_to_use(MimeView *mimeview)
{
MimeInfo *partinfo = NULL;
if (mimeview->spec_part) {
partinfo = mimeview->spec_part;
mimeview->spec_part = NULL;
} else {
partinfo = (MimeInfo *) g_object_get_data
(G_OBJECT(mimeview->popupmenu),
"pop_partinfo");
g_object_set_data(G_OBJECT(mimeview->popupmenu),
"pop_partinfo", NULL);
if (!partinfo) {
partinfo = mimeview_get_selected_part(mimeview);
}
}
return partinfo;
}
/**
* Menu callback: Save the selected attachment
* \param mimeview Current display
*/
void mimeview_save_as(MimeView *mimeview)
{
gchar *filename;
gchar *filepath = NULL;
gchar *filedir = NULL;
MimeInfo *partinfo;
gchar *partname = NULL;
if (!mimeview->opened) return;
if (!mimeview->file) return;
partinfo = mimeview_get_part_to_use(mimeview);
cm_return_if_fail(partinfo != NULL);
if (get_part_name(partinfo) == NULL) {
return;
}
partname = g_strdup(get_part_name(partinfo));
if (!g_utf8_validate(partname, -1, NULL)) {
gchar *tmp = conv_filename_to_utf8(partname);
if (!tmp) {
tmp = conv_codeset_strdup(partname,
conv_get_locale_charset_str(),
CS_UTF_8);
}
if (tmp) {
g_free(partname);
partname = tmp;
}
}
subst_for_filename(partname);
if (prefs_common.attach_save_dir && *prefs_common.attach_save_dir)
filepath = g_strconcat(prefs_common.attach_save_dir,
G_DIR_SEPARATOR_S, partname, NULL);
else
filepath = g_strdup(partname);
g_free(partname);
manage_window_focus_in(gtk_widget_get_ancestor(mimeview->hbox, GTK_TYPE_WINDOW), NULL, NULL);
filename = filesel_select_file_save(_("Save as"), filepath);
if (!filename) {
g_free(filepath);
return;
}
mimeview_write_part(filename, partinfo);
filedir = g_path_get_dirname(filename);
if (filedir && strcmp(filedir, ".")) {
g_free(prefs_common.attach_save_dir);
prefs_common.attach_save_dir = g_filename_to_utf8(filedir, -1, NULL, NULL, NULL);
}
g_free(filedir);
g_free(filepath);
}
void mimeview_display_as_text(MimeView *mimeview)
{
MimeInfo *partinfo;
if (!mimeview->opened) return;
partinfo = mimeview_get_part_to_use(mimeview);
mimeview_select_mimepart_icon(mimeview, partinfo);
cm_return_if_fail(partinfo != NULL);
mimeview_show_message_part(mimeview, partinfo);
}
void mimeview_launch(MimeView *mimeview, MimeInfo *partinfo)
{
gchar *filename;
gint err;
if (!mimeview->opened) return;
if (!mimeview->file) return;
if (!partinfo)
partinfo = mimeview_get_part_to_use(mimeview);
cm_return_if_fail(partinfo != NULL);
filename = procmime_get_tmp_file_name(partinfo);
if ((err = procmime_get_part(filename, partinfo)) < 0)
alertpanel_error
(_("Couldn't save the part of multipart message: %s"),
g_strerror(-err));
else
mimeview_view_file(filename, partinfo, NULL, mimeview);
g_free(filename);
}
#ifndef G_OS_WIN32
void mimeview_open_with(MimeView *mimeview)
{
MimeInfo *partinfo;
if (!mimeview) return;
if (!mimeview->opened) return;
if (!mimeview->file) return;
partinfo = mimeview_get_part_to_use(mimeview);
mimeview_open_part_with(mimeview, partinfo, FALSE);
}
static void mimeview_open_part_with(MimeView *mimeview, MimeInfo *partinfo, gboolean automatic)
{
gchar *filename;
gchar *cmd;
gchar *mime_command = NULL;
gchar *content_type = NULL;
gint err;
cm_return_if_fail(partinfo != NULL);
filename = procmime_get_tmp_file_name(partinfo);
if ((err = procmime_get_part(filename, partinfo)) < 0) {
alertpanel_error
(_("Couldn't save the part of multipart message: %s"),
g_strerror(-err));
g_free(filename);
return;
}
if (!prefs_common.mime_open_cmd_history)
prefs_common.mime_open_cmd_history =
add_history(NULL, prefs_common.mime_open_cmd);
if ((partinfo->type == MIMETYPE_APPLICATION) &&
(!g_ascii_strcasecmp(partinfo->subtype, "octet-stream"))) {
/* guess content-type from filename */
content_type = procmime_get_mime_type(filename);
}
if (content_type == NULL) {
content_type = procmime_get_content_type_str(partinfo->type,
partinfo->subtype);
}
if ((partinfo->type == MIMETYPE_TEXT && !strcmp(partinfo->subtype, "html"))
&& prefs_common_get_uri_cmd() && prefs_common.uri_cmd[0]) {
mime_command = g_strdup(prefs_common_get_uri_cmd());
g_free(content_type);
content_type = NULL;
} else if (partinfo->type != MIMETYPE_TEXT || !prefs_common_get_ext_editor_cmd()
|| !prefs_common_get_ext_editor_cmd()[0]) {
mime_command = mailcap_get_command_for_type(content_type, filename);
} else {
mime_command = g_strdup(prefs_common_get_ext_editor_cmd());
g_free(content_type);
content_type = NULL;
}
if (mime_command == NULL) {
/* try with extension this time */
g_free(content_type);
content_type = procmime_get_mime_type(filename);
mime_command = mailcap_get_command_for_type(content_type, filename);
}
if (mime_command == NULL)
automatic = FALSE;
if (!automatic) {
gboolean remember = FALSE;
if (content_type != NULL)
cmd = input_dialog_combo_remember
(_("Open with"),
_("Enter the command-line to open file:\n"
"('%s' will be replaced with file name)"),
mime_command ? mime_command : prefs_common.mime_open_cmd,
prefs_common.mime_open_cmd_history, &remember);
else
cmd = input_dialog_combo
(_("Open with"),
_("Enter the command-line to open file:\n"
"('%s' will be replaced with file name)"),
mime_command ? mime_command : prefs_common.mime_open_cmd,
prefs_common.mime_open_cmd_history);
if (cmd && remember) {
mailcap_update_default(content_type, cmd);
}
g_free(mime_command);
} else {
cmd = mime_command;
}
if (cmd) {
mimeview_view_file(filename, partinfo, cmd, mimeview);
g_free(prefs_common.mime_open_cmd);
prefs_common.mime_open_cmd = cmd;
prefs_common.mime_open_cmd_history =
add_history(prefs_common.mime_open_cmd_history, cmd);
}
g_free(content_type);
g_free(filename);
}
#endif
static void mimeview_send_to(MimeView *mimeview, MimeInfo *partinfo)
{
GList *attach_file = NULL;
AttachInfo *ainfo = NULL;
gchar *filename;
gint err;
if (!mimeview->opened) return;
if (!mimeview->file) return;
cm_return_if_fail(partinfo != NULL);
filename = procmime_get_tmp_file_name(partinfo);
if (!(err = procmime_get_part(filename, partinfo))) {
ainfo = g_new0(AttachInfo, 1);
ainfo->file = filename;
ainfo->name = g_strdup(get_part_name(partinfo));
ainfo->content_type = procmime_get_content_type_str(
partinfo->type, partinfo->subtype);
ainfo->charset = g_strdup(procmime_mimeinfo_get_parameter(
partinfo, "charset"));
attach_file = g_list_append(attach_file, ainfo);
compose_new(NULL, NULL, attach_file);
g_free(ainfo->name);
g_free(ainfo->content_type);
g_free(ainfo->charset);
g_free(ainfo);
g_list_free(attach_file);
} else
alertpanel_error
(_("Couldn't save the part of multipart message: %s"),
g_strerror(-err));
g_free(filename);
}
static void mimeview_view_file(const gchar *filename, MimeInfo *partinfo,
const gchar *cmd, MimeView *mimeview)
{
#ifndef G_OS_WIN32
gchar *p;
gchar buf[BUFFSIZE];
if (cmd == NULL)
mimeview_open_part_with(mimeview, partinfo, TRUE);
else {
if ((p = strchr(cmd, '%')) && *(p + 1) == 's' &&
!strchr(p + 2, '%')) {
g_snprintf(buf, sizeof(buf), cmd, filename);
if (!prefs_common.save_parts_readwrite)
g_chmod(filename, S_IRUSR);
else
g_chmod(filename, S_IRUSR|S_IWUSR);
} else {
g_warning("MIME viewer command-line is invalid: '%s'", cmd);
mimeview_open_part_with(mimeview, partinfo, FALSE);
}
if (execute_command_line(buf, TRUE) != 0) {
if (!prefs_common.save_parts_readwrite)
g_chmod(filename, S_IRUSR|S_IWUSR);
mimeview_open_part_with(mimeview, partinfo, FALSE);
}
}
#else
SHFILEINFO file_info;
GError *error = NULL;
gunichar2 *fn16 = g_utf8_to_utf16(filename, -1, NULL, NULL, &error);
if (error != NULL) {
alertpanel_error(_("Could not convert attachment name to UTF-16:\n\n%s"),
error->message);
debug_print("filename '%s' conversion to UTF-16 failed\n", filename);
g_error_free(error);
return;
}
if ((SHGetFileInfo((LPCWSTR)fn16, 0, &file_info, sizeof(SHFILEINFO), SHGFI_EXETYPE)) != 0) {
AlertValue val = alertpanel_full(_("Execute untrusted binary?"),
_("This attachment is an executable file. Executing "
"untrusted binaries is dangerous and could probably "
"lead to compromission of your computer.\n\n"
"Do you want to run this file?"), GTK_STOCK_CANCEL,
_("Run binary"),
NULL, FALSE, NULL, ALERT_WARNING, G_ALERTDEFAULT);
if (val == G_ALERTALTERNATE) {
debug_print("executing binary\n");
ShellExecute(NULL, L"open", (LPCWSTR)fn16, NULL, NULL, SW_SHOW);
}
} else {
ShellExecute(NULL, L"open", (LPCWSTR)fn16, NULL, NULL, SW_SHOW);
}
g_free(fn16);
#endif
}
void mimeview_register_viewer_factory(MimeViewerFactory *factory)
{
mimeviewer_factories = g_slist_append(mimeviewer_factories, factory);
}
static gint cmp_viewer_by_factroy(gconstpointer a, gconstpointer b)
{
return ((MimeViewer *) a)->factory == (MimeViewerFactory *) b ? 0 : -1;
}
void mimeview_unregister_viewer_factory(MimeViewerFactory *factory)
{
GSList *mimeview_list, *viewer_list;
for (mimeview_list = mimeviews; mimeview_list != NULL; mimeview_list = g_slist_next(mimeview_list)) {
MimeView *mimeview = (MimeView *) mimeview_list->data;
if (mimeview->mimeviewer && mimeview->mimeviewer->factory == factory) {
mimeview_change_view_type(mimeview, MIMEVIEW_TEXT);
mimeview->mimeviewer = NULL;
}
while ((viewer_list = g_slist_find_custom(mimeview->viewers, factory, cmp_viewer_by_factroy)) != NULL) {
MimeViewer *mimeviewer = (MimeViewer *) viewer_list->data;
mimeviewer->destroy_viewer(mimeviewer);
mimeview->viewers = g_slist_remove(mimeview->viewers, mimeviewer);
}
}
mimeviewer_factories = g_slist_remove(mimeviewer_factories, factory);
}
static gboolean icon_clicked_cb (GtkWidget *button, GdkEventButton *event, MimeView *mimeview)
{
gint num;
MimeInfo *partinfo;
num = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(button), "icon_number"));
partinfo = g_object_get_data(G_OBJECT(button), "partinfo");
if (event->button == 1) {
icon_selected(mimeview, num, partinfo);
gtk_widget_grab_focus(button);
icon_list_toggle_by_mime_info(mimeview, partinfo);
}
part_button_pressed(mimeview, event, partinfo);
return FALSE;
}
static void icon_selected (MimeView *mimeview, gint num, MimeInfo *partinfo)
{
GtkTreeModel *model = gtk_tree_view_get_model(GTK_TREE_VIEW(mimeview->ctree));
GtkTreeIter iter;
GtkTreePath *path;
MimeInfo *curr = NULL;
gtk_tree_model_get_iter_first(model, &iter);
path = gtk_tree_model_get_path(model, &iter);
do {
gtk_tree_model_get_iter(model, &iter, path);
gtk_tree_model_get(model, &iter, COL_DATA, &curr, -1);
if (curr == partinfo) {
GtkTreeSelection *sel = gtk_tree_view_get_selection(
GTK_TREE_VIEW(mimeview->ctree));
gtk_tree_selection_select_iter(sel, &iter);
gtk_tree_path_free(path);
return;
}
} while (mimeview_tree_next(model, path));
gtk_tree_path_free(path);
}
void mimeview_select_mimepart_icon(MimeView *mimeview, MimeInfo *partinfo)
{
icon_list_toggle_by_mime_info(mimeview, partinfo);
icon_selected(mimeview, -1, partinfo);
}
static gint icon_key_pressed(GtkWidget *button, GdkEventKey *event,
MimeView *mimeview)
{
SummaryView *summaryview;
if (!event) return FALSE;
switch (event->keyval) {
case GDK_KEY_space:
if (mimeview_scroll_page(mimeview, FALSE))
return TRUE;
mimeview_select_next_part(mimeview);
return TRUE;
break;
case GDK_KEY_BackSpace:
mimeview_scroll_page(mimeview, TRUE);
return TRUE;
case GDK_KEY_Return:
case GDK_KEY_KP_Enter:
mimeview_scroll_one_line(mimeview,
(event->state & GDK_MOD1_MASK) != 0);
return TRUE;
case GDK_KEY_y:
BREAK_ON_MODIFIER_KEY();
mimeview_save_as(mimeview);
return TRUE;
case GDK_KEY_t:
BREAK_ON_MODIFIER_KEY();
mimeview_display_as_text(mimeview);
return TRUE;
case GDK_KEY_l:
BREAK_ON_MODIFIER_KEY();
mimeview_launch(mimeview, NULL);
return TRUE;
#ifndef G_OS_WIN32
case GDK_KEY_o:
BREAK_ON_MODIFIER_KEY();
mimeview_open_with(mimeview);
return TRUE;
#endif
case GDK_KEY_c:
BREAK_ON_MODIFIER_KEY();
mimeview_check_signature(mimeview);
return TRUE;
case GDK_KEY_a:
BREAK_ON_MODIFIER_KEY();
mimeview_select_next_part(mimeview);
return TRUE;
default:
break;
}
if (!mimeview->messageview->mainwin) return FALSE;
summaryview = mimeview->messageview->mainwin->summaryview;
return summary_pass_key_press_event(summaryview, event);
}
static gboolean icon_popup_menu(GtkWidget *widget, gpointer data)
{
MimeView *mimeview = (MimeView *)data;
MimeInfo *partinfo = g_object_get_data(G_OBJECT(widget), "partinfo");
g_object_set_data(G_OBJECT(mimeview->popupmenu),
"pop_partinfo", partinfo);
gtk_menu_popup(GTK_MENU(mimeview->popupmenu),
NULL, NULL, NULL, NULL,
0, gtk_get_current_event_time());
return TRUE;
}
static void icon_list_append_icon (MimeView *mimeview, MimeInfo *mimeinfo)
{
GtkWidget *pixmap = NULL;
GtkWidget *vbox;
GtkWidget *button;
gchar *tip;
gchar *tiptmp;
const gchar *desc = NULL;
gchar *sigshort = NULL;
gchar *content_type;
StockPixmap stockp;
MimeInfo *partinfo;
MimeInfo *siginfo = NULL;
MimeInfo *encrypted = NULL;
#ifdef GENERIC_UMPC
GtkRequisition r;
#endif
if (!prefs_common.show_inline_attachments && mimeinfo->id)
return;
vbox = mimeview->icon_vbox;
mimeview->icon_count++;
button = gtk_event_box_new();
g_signal_connect(G_OBJECT(button), "motion-notify-event",
G_CALLBACK(mimeview_visi_notify), mimeview);
g_signal_connect(G_OBJECT(button), "leave-notify-event",
G_CALLBACK(mimeview_leave_notify), mimeview);
g_signal_connect(G_OBJECT(button), "enter-notify-event",
G_CALLBACK(mimeview_enter_notify), mimeview);
gtk_container_set_border_width(GTK_CONTAINER(button), 2);
g_object_set_data(G_OBJECT(button), "icon_number",
GINT_TO_POINTER(mimeview->icon_count));
g_object_set_data(G_OBJECT(button), "partinfo",
mimeinfo);
switch (mimeinfo->type) {
case MIMETYPE_TEXT:
if (mimeinfo->subtype && !g_ascii_strcasecmp(mimeinfo->subtype, "html"))
stockp = STOCK_PIXMAP_MIME_TEXT_HTML;
else if (mimeinfo->subtype && !g_ascii_strcasecmp(mimeinfo->subtype, "enriched"))
stockp = STOCK_PIXMAP_MIME_TEXT_ENRICHED;
else if (mimeinfo->subtype && !g_ascii_strcasecmp(mimeinfo->subtype, "calendar"))
stockp = STOCK_PIXMAP_MIME_TEXT_CALENDAR;
else if (mimeinfo->subtype && (!g_ascii_strcasecmp(mimeinfo->subtype, "x-patch")
|| !g_ascii_strcasecmp(mimeinfo->subtype, "x-diff")))
stockp = STOCK_PIXMAP_MIME_TEXT_PATCH;
else
stockp = STOCK_PIXMAP_MIME_TEXT_PLAIN;
break;
case MIMETYPE_MESSAGE:
stockp = STOCK_PIXMAP_MIME_MESSAGE;
break;
case MIMETYPE_APPLICATION:
if (mimeinfo->subtype && (!g_ascii_strcasecmp(mimeinfo->subtype, "pgp-signature")
|| !g_ascii_strcasecmp(mimeinfo->subtype, "x-pkcs7-signature")
|| !g_ascii_strcasecmp(mimeinfo->subtype, "pkcs7-signature")))
stockp = STOCK_PIXMAP_MIME_PGP_SIG;
else if (mimeinfo->subtype && !g_ascii_strcasecmp(mimeinfo->subtype, "pdf"))
stockp = STOCK_PIXMAP_MIME_PDF;
else if (mimeinfo->subtype && !g_ascii_strcasecmp(mimeinfo->subtype, "postscript"))
stockp = STOCK_PIXMAP_MIME_PS;
else
stockp = STOCK_PIXMAP_MIME_APPLICATION;
break;
case MIMETYPE_IMAGE:
stockp = STOCK_PIXMAP_MIME_IMAGE;
break;
case MIMETYPE_AUDIO:
stockp = STOCK_PIXMAP_MIME_AUDIO;
break;
default:
stockp = STOCK_PIXMAP_MIME_UNKNOWN;
break;
}
partinfo = mimeinfo;
while (partinfo != NULL) {
if (privacy_mimeinfo_is_signed(partinfo)) {
siginfo = partinfo;
break;
}
if (privacy_mimeinfo_is_encrypted(partinfo)) {
encrypted = partinfo;
break;
}
partinfo = procmime_mimeinfo_parent(partinfo);
}
if (siginfo != NULL) {
switch (privacy_mimeinfo_get_sig_status(siginfo)) {
case SIGNATURE_UNCHECKED:
case SIGNATURE_CHECK_FAILED:
case SIGNATURE_CHECK_TIMEOUT:
pixmap = stock_pixmap_widget_with_overlay(mimeview->mainwin->window, stockp,
STOCK_PIXMAP_PRIVACY_EMBLEM_SIGNED, OVERLAY_BOTTOM_RIGHT, 6, 3);
break;
case SIGNATURE_OK:
pixmap = stock_pixmap_widget_with_overlay(mimeview->mainwin->window, stockp,
STOCK_PIXMAP_PRIVACY_EMBLEM_PASSED, OVERLAY_BOTTOM_RIGHT, 6, 3);
break;
case SIGNATURE_WARN:
case SIGNATURE_KEY_EXPIRED:
pixmap = stock_pixmap_widget_with_overlay(mimeview->mainwin->window, stockp,
STOCK_PIXMAP_PRIVACY_EMBLEM_WARN, OVERLAY_BOTTOM_RIGHT, 6, 3);
break;
case SIGNATURE_INVALID:
pixmap = stock_pixmap_widget_with_overlay(mimeview->mainwin->window, stockp,
STOCK_PIXMAP_PRIVACY_EMBLEM_FAILED, OVERLAY_BOTTOM_RIGHT, 6, 3);
break;
}
sigshort = privacy_mimeinfo_sig_info_short(siginfo);
} else if (encrypted != NULL) {
pixmap = stock_pixmap_widget_with_overlay(mimeview->mainwin->window, stockp,
STOCK_PIXMAP_PRIVACY_EMBLEM_ENCRYPTED, OVERLAY_BOTTOM_RIGHT, 6, 3);
} else {
pixmap = stock_pixmap_widget_with_overlay(mimeview->mainwin->window, stockp, 0,
OVERLAY_NONE, 6, 3);
}
gtk_container_add(GTK_CONTAINER(button), pixmap);
if (!desc) {
if (prefs_common.attach_desc)
desc = get_part_description(mimeinfo);
else
desc = get_part_name(mimeinfo);
}
content_type = procmime_get_content_type_str(mimeinfo->type,
mimeinfo->subtype);
tip = g_strconcat("<b>", _("Type:"), " </b>", content_type,
"\n<b>", _("Size:"), " </b>",
to_human_readable((goffset)mimeinfo->length), NULL);
g_free(content_type);
if (desc && *desc) {
gchar *tmp = NULL, *escaped = NULL;
if (!g_utf8_validate(desc, -1, NULL)) {
tmp = conv_filename_to_utf8(desc);
} else {
tmp = g_strdup(desc);
}
escaped = g_markup_escape_text(tmp,-1);
tiptmp = g_strconcat(tip, "\n<b>",
prefs_common.attach_desc && mimeinfo->description ?
_("Description:") : _("Filename:"),
" </b>", escaped, NULL);
g_free(tip);
tip = tiptmp;
g_free(tmp);
g_free(escaped);
}
if (sigshort && *sigshort) {
tiptmp = g_strjoin("\n", tip, g_markup_escape_text(sigshort, -1), NULL);
g_free(tip);
tip = tiptmp;
}
g_free(sigshort);
gtk_widget_set_tooltip_markup(button, tip);
g_free(tip);
gtk_widget_show_all(button);
gtk_drag_source_set(button, GDK_BUTTON1_MASK|GDK_BUTTON3_MASK,
mimeview_mime_types, 1, GDK_ACTION_COPY);
g_signal_connect(G_OBJECT(button), "popup-menu",
G_CALLBACK(icon_popup_menu), mimeview);
g_signal_connect(G_OBJECT(button), "button_release_event",
G_CALLBACK(icon_clicked_cb), mimeview);
g_signal_connect(G_OBJECT(button), "key_press_event",
G_CALLBACK(icon_key_pressed), mimeview);
g_signal_connect(G_OBJECT(button), "drag_data_get",
G_CALLBACK(mimeview_drag_data_get), mimeview);
gtk_box_pack_start(GTK_BOX(vbox), button, FALSE, FALSE, 0);
#ifdef GENERIC_UMPC
gtk_widget_size_request(pixmap, &r);
gtk_widget_set_size_request(button, -1, r.height + 4);
#endif
}
static void icon_list_clear (MimeView *mimeview)
{
GList *child, *orig;
GtkAdjustment *adj;
orig = gtk_container_get_children(GTK_CONTAINER(mimeview->icon_vbox));
for (child = orig; child != NULL; child = g_list_next(child)) {
gtkut_container_remove(GTK_CONTAINER(mimeview->icon_vbox),
GTK_WIDGET(child->data));
}
g_list_free(orig);
mimeview->icon_count = 0;
adj = gtk_layout_get_vadjustment(GTK_LAYOUT(mimeview->icon_scroll));
gtk_adjustment_set_value(adj, gtk_adjustment_get_lower(adj));
gtk_adjustment_changed(adj);
}
/*!
*\brief Used to 'click' the next or previous icon.
*
*\return true if the icon 'number' exists and was selected.
*/
static void icon_scroll_size_allocate_cb(GtkWidget *widget,
GtkAllocation *size, MimeView *mimeview)
{
GtkAllocation vbox_size;
GtkAllocation layout_size;
GtkAdjustment *adj;
guint width;
guint height;
adj = gtk_layout_get_vadjustment(GTK_LAYOUT(mimeview->icon_scroll));
gtk_widget_get_allocation(mimeview->icon_vbox, &vbox_size);
gtk_widget_get_allocation(mimeview->icon_scroll, &layout_size);
gtk_layout_get_size(GTK_LAYOUT(mimeview->icon_scroll), &width, &height);
gtk_layout_set_size(GTK_LAYOUT(mimeview->icon_scroll),
width,
MAX(vbox_size.height, layout_size.height));
gtk_adjustment_set_step_increment(adj, 10);
}
static void icon_list_create(MimeView *mimeview, MimeInfo *mimeinfo)
{
GtkRequisition size;
GtkRequisition requisition;
cm_return_if_fail(mimeinfo != NULL);
while (mimeinfo != NULL) {
if (mimeinfo->type != MIMETYPE_MULTIPART)
icon_list_append_icon(mimeview, mimeinfo);
if (mimeinfo->node->children != NULL)
icon_list_create(mimeview,
(MimeInfo *) mimeinfo->node->children->data);
mimeinfo = mimeinfo->node->next != NULL
? (MimeInfo *) mimeinfo->node->next->data
: NULL;
}
gtk_widget_size_request(mimeview->icon_vbox, &size);
gtk_widget_get_requisition(mimeview->icon_mainbox, &requisition);
if (size.width > requisition.width) {
gtk_widget_set_size_request(mimeview->icon_mainbox,
size.width, -1);
}
if (mimeview->opened)
icon_list_toggle_by_mime_info(mimeview,
mimeview_get_node_part(mimeview, mimeview->opened));
}
static void icon_list_toggle_by_mime_info (MimeView *mimeview,
MimeInfo *mimeinfo)
{
GList *children, *child;
children = gtk_container_get_children(GTK_CONTAINER(mimeview->icon_vbox));
for (child = children; child != NULL; child = g_list_next(child)) {
gboolean *highlight = NULL;
GtkWidget *icon = gtk_bin_get_child(GTK_BIN(child->data));
if (!GTK_IS_EVENT_BOX(child->data))
continue;
highlight = g_object_get_data(G_OBJECT(icon), "highlight");
*highlight = (g_object_get_data(G_OBJECT(child->data),
"partinfo") == (gpointer)mimeinfo);
gtk_widget_queue_draw(icon);
}
g_list_free(children);
}
static void ctree_size_allocate_cb(GtkWidget *widget, GtkAllocation *allocation,
MimeView *mimeview)
{
prefs_common.mimeview_tree_height = allocation->height;
}
static gint mime_toggle_button_cb(GtkWidget *button, GdkEventButton *event,
MimeView *mimeview)
{
g_object_ref(button);
mimeview_leave_notify(button, NULL, NULL);
mimeview->ctree_mode = !mimeview->ctree_mode;
if (mimeview->ctree_mode) {
gtk_arrow_set(GTK_ARROW(gtk_bin_get_child(GTK_BIN((button)))), GTK_ARROW_RIGHT,
GTK_SHADOW_NONE);
gtk_widget_hide(mimeview->icon_mainbox);
gtk_widget_show(mimeview->ctree_mainbox);
gtk_paned_set_position(GTK_PANED(mimeview->paned),
prefs_common.mimeview_tree_height);
gtkut_container_remove(GTK_CONTAINER(mimeview->icon_mainbox),
button);
gtk_box_pack_end(GTK_BOX(mimeview->ctree_mainbox),
button, FALSE, FALSE, 0);
} else {
gtk_arrow_set(GTK_ARROW(gtk_bin_get_child(GTK_BIN((button)))), GTK_ARROW_LEFT,
GTK_SHADOW_NONE);
gtk_widget_hide(mimeview->ctree_mainbox);
gtk_widget_show(mimeview->icon_mainbox);
gtk_paned_set_position(GTK_PANED(mimeview->paned), 0);
gtkut_container_remove(GTK_CONTAINER(mimeview->ctree_mainbox),
button);
gtk_box_pack_start(GTK_BOX(mimeview->icon_mainbox),
button, FALSE, FALSE, 0);
gtk_box_reorder_child(GTK_BOX(gtk_widget_get_parent(button)), button, 0);
if (mimeview->opened)
icon_list_toggle_by_mime_info(mimeview,
mimeview_get_node_part(mimeview, mimeview->opened));
summary_grab_focus(mimeview->mainwin->summaryview);
}
g_object_unref(button);
return TRUE;
}
void mimeview_update (MimeView *mimeview)
{
if (mimeview && mimeview->mimeinfo) {
icon_list_clear(mimeview);
icon_list_create(mimeview, mimeview->mimeinfo);
}
}
void mimeview_handle_cmd(MimeView *mimeview, const gchar *cmd, GdkEventButton *event, gpointer data)
{
MessageView *msgview = NULL;
MainWindow *mainwin = NULL;
if (!cmd)
return;
msgview = mimeview->messageview;
if (!msgview)
return;
mainwin = msgview->mainwin;
if (!mainwin)
return;
g_object_set_data(G_OBJECT(mimeview->popupmenu),
"pop_partinfo", NULL);
if (!strcmp(cmd, "sc://view_log"))
log_window_show(mainwin->logwin);
else if (!strcmp(cmd, "sc://save_as"))
mimeview_save_as(mimeview);
else if (!strcmp(cmd, "sc://display_as_text"))
mimeview_display_as_text(mimeview);
#ifndef G_OS_WIN32
else if (!strcmp(cmd, "sc://open_with"))
mimeview_open_with(mimeview);
#endif
else if (!strcmp(cmd, "sc://open"))
mimeview_launch(mimeview, NULL);
else if (!strcmp(cmd, "sc://select_attachment") && data != NULL) {
icon_list_toggle_by_mime_info(mimeview, (MimeInfo *)data);
icon_selected(mimeview, -1, (MimeInfo *)data);
} else if (!strcmp(cmd, "sc://open_attachment") && data != NULL) {
mimeview_launch(mimeview, (MimeInfo *)data);
} else if (!strcmp(cmd, "sc://menu_attachment") && data != NULL) {
mimeview->spec_part = (MimeInfo *)data;
part_button_pressed(mimeview, event, (MimeInfo *)data);
} else if (!strncmp(cmd, "sc://search_tags:", strlen("sc://search_tags:"))) {
const gchar *tagname = cmd + strlen("sc://search_tags:");
gchar *buf = g_strdup_printf("tag matchcase \"%s\"", tagname);
gtk_toggle_button_set_active(
GTK_TOGGLE_BUTTON(mimeview->messageview->mainwin->summaryview->toggle_search),
TRUE);
quicksearch_set(mimeview->messageview->mainwin->summaryview->quicksearch,
ADVANCED_SEARCH_EXTENDED, buf);
g_free(buf);
}
}
gboolean mimeview_scroll_page(MimeView *mimeview, gboolean up)
{
if (mimeview->type == MIMEVIEW_TEXT)
return textview_scroll_page(mimeview->textview, up);
else if (mimeview->mimeviewer) {
MimeViewer *mimeviewer = mimeview->mimeviewer;
if (mimeviewer->scroll_page)
return mimeviewer->scroll_page(mimeviewer, up);
}
return TRUE;
}
void mimeview_scroll_one_line(MimeView *mimeview, gboolean up)
{
if (mimeview->type == MIMEVIEW_TEXT)
textview_scroll_one_line(mimeview->textview, up);
else if (mimeview->mimeviewer) {
MimeViewer *mimeviewer = mimeview->mimeviewer;
if (mimeviewer->scroll_one_line)
mimeviewer->scroll_one_line(mimeviewer, up);
}
}
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