/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*-
*
* Authors: Michael Zucchi <notzed@ximian.com>
*
* Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of version 2 of the GNU General Public
* License as published by the Free Software Foundation.
*
* 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, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
/* This is prototype code only, this may, or may not, use undocumented
* unstable or private internal function calls. */
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#include <string.h>
#include <stdio.h>
#include <gtk/gtk.h>
#include <glib/gi18n.h>
#include <glib/gstdio.h>
#include <camel/camel-folder.h>
#include <camel/camel-exception.h>
#include <camel/camel-mime-message.h>
#include <camel/camel-multipart.h>
#include <camel/camel-utf8.h>
#include "e-util/e-error.h"
#include "mail/em-menu.h"
#include "mail/em-utils.h"
/* these are sort of mail-internal */
#include "mail/mail-mt.h"
#include "mail/mail-ops.h"
void org_gnome_save_attachments_save(EPlugin *ep, EMMenuTargetSelect *target);
struct _save_data {
CamelFolder *folder;
char *uid;
CamelMimeMessage *msg;
char *path;
char *base;
GtkWidget *entry;
GtkWidget *tree;
GtkTreeStore *model;
};
static void
free_data(struct _save_data *data)
{
if (data->msg)
camel_object_unref(data->msg);
g_free(data->base);
g_free(data->path);
g_free(data->uid);
camel_object_unref(data->folder);
if (data->model)
g_object_unref(data->model);
g_free(data);
}
static char *
clean_name(const char *s)
{
GString *out = g_string_new("");
int c;
char *r;
while ( (c = camel_utf8_getc((const unsigned char **)&s)) ) {
if (!g_unichar_isprint(c) || ( c < 0x7f && strchr(" /'\"`&();|<>$%{}!", c )))
c = '_';
g_string_append_u(out, c);
}
r = g_strdup(out->str);
g_string_free(out, TRUE);
return r;
}
static void
fill_model_rec(CamelMimeMessage *msg, CamelMimePart *part, GtkTreeStore *model, GtkTreeIter *parent, GString *name)
{
CamelDataWrapper *containee;
int parts, i;
char *type;
GtkTreeIter iter;
int len = name->len;
CamelContentType *mime;
containee = camel_medium_get_content_object((CamelMedium *)part);
if (containee == NULL)
return;
mime = ((CamelDataWrapper *)containee)->mime_type;
type = camel_content_type_simple(mime);
if (CAMEL_IS_MULTIPART(containee)) {
gtk_tree_store_append(model, &iter, parent);
g_string_append_printf(name, ".multipart");
gtk_tree_store_set(model, &iter, 0, FALSE, 1, type, 2, name->str, 3, name->str, 4, part, -1);
parts = camel_multipart_get_number((CamelMultipart *)containee);
for (i = 0; i < parts; i++) {
CamelMimePart *mpart = camel_multipart_get_part((CamelMultipart *)containee, i);
g_string_truncate(name, len);
g_string_append_printf(name, ".%d", i);
fill_model_rec(msg, mpart, model, &iter, name);
}
} else if (CAMEL_IS_MIME_MESSAGE(containee)) {
gtk_tree_store_append(model, &iter, parent);
g_string_append_printf(name, ".msg");
gtk_tree_store_set(model, &iter, 0, FALSE, 1, type, 2, name->str, 3, name->str, 4, part, -1);
fill_model_rec(msg, (CamelMimePart *)containee, model, &iter, name);
} else {
char *filename = NULL;
const char *ext = NULL, *tmp;
int save = FALSE;
gtk_tree_store_append(model, &iter, parent);
tmp = camel_mime_part_get_filename(part);
if (tmp) {
filename = clean_name(tmp);
ext = strrchr(filename, '.');
}
tmp = camel_mime_part_get_disposition(part);
if (tmp && !strcmp(tmp, "attachment"))
save = TRUE;
if (camel_content_type_is(mime, "text", "*")) {
if (ext == NULL) {
if ((ext = mime->subtype) == NULL || !strcmp(ext, "plain"))
ext = "text";
}
} else if (camel_content_type_is(mime, "image", "*")) {
if (ext == NULL) {
if ((ext = mime->subtype) == NULL)
ext = "image";
}
save = TRUE;
}
g_string_append_printf(name, ".%s", ext);
gtk_tree_store_set(model, &iter, 0, save, 1, type, 2, filename?filename:name->str, 3, filename?NULL:name->str, 4, part, -1);
g_free(filename);
}
g_free(type);
g_string_truncate(name, len);
}
static void
fill_model(CamelMimeMessage *msg, GtkTreeStore *model)
{
GString *name = g_string_new("");
GtkTreeIter iter;
gtk_tree_store_append(model, &iter, NULL);
gtk_tree_store_set(model, &iter, 0, FALSE, 1, "message/rfc822", 2, ".msg", 3, ".msg", 4, msg, -1);
fill_model_rec(msg, (CamelMimePart *)msg, model, &iter, name);
g_string_free(name, TRUE);
}
static gboolean
save_part(GtkTreeModel *model, GtkTreePath *path, GtkTreeIter *iter, void *d)
{
struct _save_data *data = d;
char *filename, *ext, *save;
CamelMimePart *part;
gboolean doit;
/* TODO: check for existing file */
gtk_tree_model_get(model, iter, 0, &doit, -1);
if (!doit)
return FALSE;
gtk_tree_model_get(model, iter, 2, &filename, 3, &ext, 4, &part, -1);
if (ext == NULL)
save = g_build_filename(data->path, filename, NULL);
else
save = g_strdup_printf("%s%s", data->base, ext);
/* FIXME: if part == data->msg then we need to save this
* differently, not using the envelope MimePart */
/*
* The underlying em_utils_save_part_to_file ain't using gnome-vfs. Therefor
* the POSIX access-call should suffice for checking the file existence.
*/
if (g_access(save, F_OK) == 0)
doit = e_error_run(NULL, E_ERROR_ASK_FILE_EXISTS_OVERWRITE, save, NULL) == GTK_RESPONSE_OK;
if (doit)
em_utils_save_part_to_file(NULL, save, part);
g_free(ext);
g_free(filename);
return FALSE;
}
static void
save_response(GtkWidget *d, int id, struct _save_data *data)
{
if (id == GTK_RESPONSE_OK) {
char *tmp;
data->base = gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (data->entry));
data->path = g_strdup(data->base);
tmp = strrchr(data->path, '/');
if (tmp)
*tmp = 0;
gtk_tree_model_foreach((GtkTreeModel *)data->model, save_part, data);
}
gtk_widget_destroy(d);
free_data(data);
}
static gboolean
entry_changed_update(GtkTreeModel *model, GtkTreePath *path, GtkTreeIter *iter, void *d)
{
const char *name = d;
char *filename, *ext;
gtk_tree_model_get(model, iter, 3, &ext, -1);
if (ext) {
filename = g_strdup_printf("%s%s", name, ext);
gtk_tree_store_set((GtkTreeStore *)model, iter, 2, filename, -1);
g_free(filename);
g_free(ext);
}
return FALSE;
}
static void
entry_changed(GtkWidget *entry, struct _save_data *data)
{
char *path;
char *basename = NULL;
const char *file;
path = gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (data->entry));
if (path == NULL
|| G_IS_DIR_SEPARATOR (path[strlen(path)-1])
|| (basename = g_path_get_basename(path)) == NULL
|| (basename[0] == '.' && basename[1] == '\0')
|| (g_file_test(path, G_FILE_TEST_IS_DIR)))
file = "attachment";
else
file = basename;
gtk_tree_model_foreach((GtkTreeModel *)data->model, entry_changed_update, (void *)file);
g_free(path);
g_free(basename);
}
static void
toggle_changed(GtkWidget *entry, const char *spath, struct _save_data *data)
{
GtkTreePath *path;
GtkTreeIter iter;
path = gtk_tree_path_new_from_string(spath);
if (gtk_tree_model_get_iter((GtkTreeModel *)data->model, &iter, path)) {
gboolean on;
gtk_tree_model_get((GtkTreeModel *)data->model, &iter, 0, &on, -1);
gtk_tree_store_set(data->model, &iter, 0, !on, -1);
}
gtk_tree_path_free (path);
}
static void
save_got_message(CamelFolder *folder, const char *uid, CamelMimeMessage *msg, void *d)
{
struct _save_data *data = d;
GtkDialog *dialog;
GtkWidget *w, *tree;
GtkTreeStore *model;
GtkCellRenderer *renderer;
/* not found, the mailer will show an error box for this */
if (msg == NULL) {
free_data(data);
return;
}
data->msg = msg;
camel_object_ref(msg);
dialog = (GtkDialog *)gtk_dialog_new_with_buttons(_("Save attachments"),
NULL, /* target->parent? */
0,
GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
GTK_STOCK_SAVE, GTK_RESPONSE_OK,
NULL);
w = gtk_file_chooser_button_new (_("Select save base name"), GTK_FILE_CHOOSER_ACTION_OPEN);
data->entry = w;
g_object_set(w, "filechooser_action", GTK_FILE_CHOOSER_ACTION_SAVE, NULL);
gtk_widget_show(w);
gtk_box_pack_start((GtkBox *)dialog->vbox, w, FALSE, TRUE, 6);
g_signal_connect(GTK_FILE_CHOOSER_BUTTON (w), "selection-changed", G_CALLBACK(entry_changed), data);
model = gtk_tree_store_new(5, G_TYPE_BOOLEAN, G_TYPE_STRING, G_TYPE_STRING, G_TYPE_STRING, G_TYPE_POINTER);
data->model = model;
fill_model(msg, model);
tree = gtk_tree_view_new_with_model((GtkTreeModel *)model);
data->tree = tree;
gtk_widget_show(tree);
gtk_tree_view_expand_all((GtkTreeView *)tree);
renderer = gtk_cell_renderer_text_new();
gtk_tree_view_insert_column_with_attributes((GtkTreeView *)tree, -1,
_("MIME Type"), renderer, "text", 1, NULL);
gtk_tree_view_set_expander_column((GtkTreeView *)tree, gtk_tree_view_get_column((GtkTreeView *)tree, 0));
renderer = gtk_cell_renderer_toggle_new();
g_object_set(renderer, "activatable", TRUE, NULL);
g_signal_connect(renderer, "toggled", G_CALLBACK(toggle_changed), data);
gtk_tree_view_insert_column_with_attributes((GtkTreeView *)tree, -1,
_("Save"), renderer, "active", 0, NULL);
renderer = gtk_cell_renderer_text_new();
gtk_tree_view_insert_column_with_attributes((GtkTreeView *)tree, -1,
_("Name"), renderer, "text", 2, NULL);
w = g_object_new(gtk_frame_get_type(),
"shadow_type", GTK_SHADOW_NONE,
"label_widget", g_object_new(gtk_label_get_type(),
"label", "<span weight=\"bold\">Attachments</span>",
"use_markup", TRUE,
"xalign", 0.0, NULL),
"child", g_object_new(gtk_alignment_get_type(),
"left_padding", 12,
"top_padding", 6,
"child", g_object_new(gtk_scrolled_window_get_type(),
"hscrollbar_policy", GTK_POLICY_AUTOMATIC,
"vscrollbar_policy", GTK_POLICY_AUTOMATIC,
"shadow_type", GTK_SHADOW_IN,
"child", tree,
NULL),
NULL),
NULL);
gtk_widget_show_all(w);
gtk_box_pack_start((GtkBox *)dialog->vbox, w, TRUE, TRUE, 0);
g_signal_connect(dialog, "response", G_CALLBACK(save_response), data);
gtk_window_set_default_size((GtkWindow *)dialog, 500, 500);
gtk_widget_show((GtkWidget *)dialog);
}
void
org_gnome_save_attachments_save(EPlugin *ep, EMMenuTargetSelect *target)
{
struct _save_data *data;
if (target->uids->len != 1)
return;
data = g_malloc0(sizeof(*data));
data->folder = target->folder;
camel_object_ref(data->folder);
data->uid = g_strdup(target->uids->pdata[0]);
mail_get_message(data->folder, data->uid, save_got_message, data, mail_msg_unordered_push);
}
