/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
* Authors: Jeffrey Stedfast <fejj@ximian.com>
*
* Copyright 2002 Ximian, Inc. (www.ximian.com)
*
* 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 2 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, write to the Free Software
* Foundation, Inc., 59 Temple Street #330, Boston, MA 02111-1307, USA.
*
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <string.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <gtk/gtk.h>
#include <libgnome/gnome-i18n.h>
#include <libgnomeui/gnome-dialog.h>
#include <libgnomeui/gnome-dialog-util.h>
#include <libgnomeui/gnome-file-entry.h>
#include "filter-file.h"
#include "e-util/e-sexp.h"
#define d(x)
static gboolean validate (FilterElement *fe);
static int file_eq (FilterElement *fe, FilterElement *cm);
static void xml_create (FilterElement *fe, xmlNodePtr node);
static xmlNodePtr xml_encode (FilterElement *fe);
static int xml_decode (FilterElement *fe, xmlNodePtr node);
static GtkWidget *get_widget (FilterElement *fe);
static void build_code (FilterElement *fe, GString *out, struct _FilterPart *ff);
static void format_sexp (FilterElement *, GString *);
static void filter_file_class_init (FilterFileClass *klass);
static void filter_file_init (FilterFile *ff);
static void filter_file_finalise (GObject *obj);
static FilterElementClass *parent_class;
GType
filter_file_get_type (void)
{
static GType type = 0;
if (!type) {
static const GTypeInfo info = {
sizeof (FilterFileClass),
NULL, /* base_class_init */
NULL, /* base_class_finalize */
(GClassInitFunc) filter_file_class_init,
NULL, /* class_finalize */
NULL, /* class_data */
sizeof (FilterFile),
0, /* n_preallocs */
(GInstanceInitFunc) filter_file_init,
};
type = g_type_register_static (FILTER_TYPE_ELEMENT, "FilterFile", &info, 0);
}
return type;
}
static void
filter_file_class_init (FilterFileClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
FilterElementClass *fe_class = FILTER_ELEMENT_CLASS (klass);
parent_class = g_type_class_ref (FILTER_TYPE_ELEMENT);
object_class->finalize = filter_file_finalise;
/* override methods */
fe_class->validate = validate;
fe_class->eq = file_eq;
fe_class->xml_create = xml_create;
fe_class->xml_encode = xml_encode;
fe_class->xml_decode = xml_decode;
fe_class->get_widget = get_widget;
fe_class->build_code = build_code;
fe_class->format_sexp = format_sexp;
}
static void
filter_file_init (FilterFile *ff)
{
;
}
static void
filter_file_finalise (GObject *obj)
{
FilterFile *ff = (FilterFile *) obj;
xmlFree (ff->type);
g_free (ff->path);
G_OBJECT_CLASS (parent_class)->finalize (obj);
}
/**
* filter_file_new:
*
* Create a new FilterFile object.
*
* Return value: A new #FilterFile object.
**/
FilterFile *
filter_file_new (void)
{
return (FilterFile *) g_object_new (FILTER_TYPE_FILE, NULL, NULL);
}
FilterFile *
filter_file_new_type_name (const char *type)
{
FilterFile *file;
file = filter_file_new ();
file->type = xmlStrdup (type);
return file;
}
void
filter_file_set_path (FilterFile *file, const char *path)
{
g_free (file->path);
file->path = g_strdup (path);
}
static gboolean
validate (FilterElement *fe)
{
FilterFile *file = (FilterFile *) fe;
GtkWidget *dialog;
struct stat st;
if (!file->path) {
dialog = gnome_ok_dialog (_("You must specify a file name"));
gnome_dialog_run_and_close (GNOME_DIALOG (dialog));
return FALSE;
}
/* FIXME: do more to validate command-lines? */
if (strcmp (file->type, "file") == 0) {
if (stat (file->path, &st) == -1 || !S_ISREG (st.st_mode)) {
char *errmsg;
errmsg = g_strdup_printf (_("File '%s' does not exist or is not a regular file."),
file->path);
dialog = gnome_ok_dialog (errmsg);
g_free (errmsg);
gnome_dialog_run_and_close (GNOME_DIALOG (dialog));
return FALSE;
}
} else if (strcmp (file->type, "command") == 0) {
/* only requirements so far is that the command can't
be an empty string */
return file->path[0] != '\0';
}
return TRUE;
}
static int
file_eq (FilterElement *fe, FilterElement *cm)
{
FilterFile *ff = (FilterFile *)fe, *cf = (FilterFile *)cm;
return FILTER_ELEMENT_CLASS (parent_class)->eq (fe, cm)
&& ((ff->path && cf->path && strcmp (ff->path, cf->path) == 0)
|| (ff->path == NULL && cf->path == NULL))
&& ((ff->type && cf->type && strcmp (ff->type, cf->type) == 0)
|| (ff->type == NULL && cf->type == NULL));
}
static void
xml_create (FilterElement *fe, xmlNodePtr node)
{
/* parent implementation */
FILTER_ELEMENT_CLASS (parent_class)->xml_create (fe, node);
}
static xmlNodePtr
xml_encode (FilterElement *fe)
{
FilterFile *file = (FilterFile *) fe;
xmlNodePtr cur, value;
char *type;
type = file->type ? file->type : "file";
d(printf ("Encoding %s as xml\n", type));
value = xmlNewNode (NULL, "value");
xmlSetProp (value, "name", fe->name);
xmlSetProp (value, "type", type);
cur = xmlNewChild (value, NULL, type, NULL);
xmlNodeSetContent (cur, file->path);
return value;
}
static int
xml_decode (FilterElement *fe, xmlNodePtr node)
{
FilterFile *file = (FilterFile *)fe;
char *name, *str, *type;
xmlNodePtr n;
name = xmlGetProp (node, "name");
type = xmlGetProp (node, "type");
d(printf("Decoding %s from xml %p\n", type, fe));
d(printf ("Name = %s\n", name));
xmlFree (fe->name);
fe->name = name;
xmlFree (file->type);
file->type = type;
n = node->childs;
if (!strcmp (n->name, type)) {
str = xmlNodeGetContent (n);
if (str)
file->path = g_strdup (str);
else
file->path = g_strdup ("");
d(printf (" '%s'\n", file->path));
} else {
g_warning ("Unknown node type '%s' encountered decoding a %s\n", n->name, type);
}
return 0;
}
static void
entry_changed (GtkEntry *entry, FilterElement *fe)
{
FilterFile *file = (FilterFile *) fe;
const char *new;
new = gtk_entry_get_text (entry);
g_free (file->path);
file->path = g_strdup (new);
}
static GtkWidget *
get_widget (FilterElement *fe)
{
FilterFile *file = (FilterFile *) fe;
GtkWidget *fileentry, *entry;
fileentry = gnome_file_entry_new (NULL, _("Choose a file"));
gnome_file_entry_set_default_path (GNOME_FILE_ENTRY (fileentry), file->path);
gnome_file_entry_set_modal (GNOME_FILE_ENTRY (fileentry), TRUE);
entry = gnome_file_entry_gtk_entry (GNOME_FILE_ENTRY (fileentry));
gtk_entry_set_text (GTK_ENTRY (entry), file->path);
g_signal_connect (entry, "changed", GTK_SIGNAL_FUNC (entry_changed), fe);
return fileentry;
}
static void
build_code (FilterElement *fe, GString *out, struct _FilterPart *ff)
{
return;
}
static void
format_sexp (FilterElement *fe, GString *out)
{
FilterFile *file = (FilterFile *) fe;
e_sexp_encode_string (out, file->path);
}