Desktop
/* $Id: properties.c,v 1.25 2010/09/23 13:37:14 khorben Exp $ */
/* Copyright (c) 2010 Pierre Pronchery <khorben@defora.org> */
/* This file is part of DeforaOS Desktop Browser */
/* 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, version 3 of the License.
*
* 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/>. */
#include <sys/stat.h>
#include <sys/types.h>
#include <unistd.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <errno.h>
#include <pwd.h>
#include <grp.h>
#include <libgen.h>
#include <locale.h>
#include <libintl.h>
#include <gtk/gtk.h>
#include "mime.h"
#include "../config.h"
#define _(string) gettext(string)
/* constants */
#ifndef PREFIX
# define PREFIX "/usr/local"
#endif
#ifndef DATADIR
# define DATADIR PREFIX "/share"
#endif
#ifndef LOCALEDIR
# define LOCALEDIR DATADIR "/locale"
#endif
/* properties */
/* types */
typedef struct _Properties
{
char const * filename;
uid_t uid;
gid_t gid;
/* widgets */
GtkWidget * window;
GtkWidget * combo;
GtkWidget * check[9];
} Properties;
/* variables */
static unsigned int _properties_cnt = 0; /* XXX set as static in _properties */
/* functions */
static int _properties_error(GtkWidget * window, char const * message, int ret);
static int _properties_do(Mime * mime, GtkIconTheme * theme,
char const * filename);
/* callbacks */
static gboolean _properties_on_closex(GtkWidget * widget);
static void _properties_on_close(GtkWidget * widget);
static void _properties_on_apply(GtkWidget * widget, gpointer data);
static int _properties(int filec, char * const filev[])
{
int ret = 0;
Mime * mime;
GtkIconTheme * theme = NULL;
int i;
if((mime = mime_new()) != NULL)
theme = gtk_icon_theme_get_default();
for(i = 0; i < filec; i++)
{
_properties_cnt++;
/* FIXME if relative path get the full path */
ret |= _properties_do(mime, theme, filev[i]);
}
if(mime != NULL)
mime_delete(mime);
return ret;
}
/* _properties_error */
static void _error_response(GtkDialog * dialog, gint arg, gpointer data);
static int _properties_error(GtkWidget * window, char const * message, int ret)
{
GtkWidget * dialog;
dialog = gtk_message_dialog_new(window != NULL ? GTK_WINDOW(window)
: NULL, 0, GTK_MESSAGE_ERROR, GTK_BUTTONS_CLOSE,
"%s: %s", message,
#if GTK_CHECK_VERSION(2, 6, 0)
_("Error"));
gtk_message_dialog_format_secondary_text(GTK_MESSAGE_DIALOG(dialog),
"%s: %s", message,
#endif
strerror(errno));
if(window != NULL)
gtk_window_set_transient_for(GTK_WINDOW(dialog), GTK_WINDOW(
window));
gtk_window_set_title(GTK_WINDOW(dialog), _("Error"));
g_signal_connect(G_OBJECT(dialog), "response", G_CALLBACK(
_error_response), &_properties_cnt);
gtk_widget_show(dialog);
return ret;
}
static void _error_response(GtkDialog * dialog, gint arg, gpointer data)
{
unsigned int * cnt = data;
(*cnt)--;
if(*cnt == 0)
gtk_main_quit();
else
gtk_widget_destroy(GTK_WIDGET(dialog));
}
/* _properties_do */
static char * _do_size(char * buf, size_t buf_cnt, size_t size);
static char * _do_owner(char * buf, size_t buf_cnt, uid_t uid);
static char * _do_group(char * buf, size_t buf_cnt, gid_t gid);
static char * _do_time(char * buf, size_t buf_cnt, time_t date);
static GtkWidget * _do_groups(Properties * properties);
static GtkWidget * _do_mode(GtkWidget ** widget, mode_t mode);
static int _properties_do(Mime * mime, GtkIconTheme * theme,
char const * filename)
{
struct stat st;
Properties * properties = NULL;
char const * gfilename;
char * p;
char const * type = NULL;
struct stat dirst;
GdkPixbuf * pixbuf = NULL;
GtkWidget * image = NULL;
GtkWidget * window;
char buf[256];
GtkWidget * vbox;
GtkWidget * hbox;
GtkWidget * table;
GtkWidget * widget;
PangoFontDescription * bold;
if(lstat(filename, &st) != 0)
return _properties_error(NULL, filename, 1);
if(access(filename, W_OK) == 0
&& (properties = malloc(sizeof(*properties))) != NULL)
{
properties->filename = filename; /* no need to duplicate yet */
properties->uid = st.st_uid;
properties->gid = st.st_gid;
properties->combo = NULL;
}
if((gfilename = g_filename_to_utf8(filename, -1, NULL, NULL, NULL))
== NULL)
gfilename = filename;
p = strdup(gfilename);
if(S_ISDIR(st.st_mode))
{
if(theme != NULL && (pixbuf = gtk_icon_theme_load_icon(theme,
"gnome-fs-directory", 48, 0,
NULL)) != NULL)
image = gtk_image_new_from_pixbuf(pixbuf);
if(image == NULL)
image = gtk_image_new_from_stock(GTK_STOCK_DIRECTORY,
GTK_ICON_SIZE_DIALOG);
type = "inode/directory";
if(p != NULL && lstat(dirname(p), &dirst) == 0
&& st.st_dev != dirst.st_dev)
type = "inode/mountpoint";
}
else if(S_ISBLK(st.st_mode))
type = "inode/blockdevice";
else if(S_ISBLK(st.st_mode))
type = "inode/chardevice";
else if(S_ISFIFO(st.st_mode))
type = "inode/fifo";
else if(S_ISLNK(st.st_mode))
type = "inode/symlink";
#ifdef S_ISSOCK
else if(S_ISSOCK(st.st_mode))
type = "inode/socket";
#endif
else if(mime != NULL)
{
type = mime_type(mime, filename);
if(theme != NULL && type != NULL)
{
mime_icons(mime, theme, type, 48, &pixbuf, -1);
if(pixbuf != NULL)
image = gtk_image_new_from_pixbuf(pixbuf);
}
}
else
type = "Unknown type";
if(image == NULL)
{
if(theme != NULL && (pixbuf = gtk_icon_theme_load_icon(theme,
"gnome-fs-regular", 48, 0,
NULL)) != NULL)
image = gtk_image_new_from_pixbuf(pixbuf);
if(image == NULL)
image = gtk_image_new_from_stock(GTK_STOCK_FILE,
GTK_ICON_SIZE_DIALOG);
if(image == NULL)
image = gtk_image_new_from_stock(
GTK_STOCK_MISSING_IMAGE,
GTK_ICON_SIZE_DIALOG);
}
window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
if(properties != NULL)
properties->window = window;
snprintf(buf, sizeof(buf), "%s%s", _("Properties of "), basename(p));
gtk_window_set_title(GTK_WINDOW(window), buf);
gtk_window_set_resizable(GTK_WINDOW(window), FALSE);
g_signal_connect(G_OBJECT(window), "delete-event", G_CALLBACK(
_properties_on_closex), NULL);
vbox = gtk_vbox_new(FALSE, 0);
hbox = gtk_hbox_new(FALSE, 0);
table = gtk_table_new(12, 2, FALSE);
gtk_table_set_row_spacings(GTK_TABLE(table), 4);
gtk_table_set_col_spacings(GTK_TABLE(table), 4);
gtk_table_attach_defaults(GTK_TABLE(table), image, 0, 1, 0, 2);
widget = gtk_label_new(gfilename);
bold = pango_font_description_new();
pango_font_description_set_weight(bold, PANGO_WEIGHT_BOLD);
gtk_widget_modify_font(widget, bold);
gtk_table_attach_defaults(GTK_TABLE(table), widget, 1, 2, 0, 1);
widget = gtk_label_new(type);
gtk_table_attach_defaults(GTK_TABLE(table), widget, 1, 2, 1, 2);
widget = gtk_label_new(_("Size:")); /* XXX justification doesn't work */
gtk_widget_modify_font(widget, bold);
gtk_label_set_justify(GTK_LABEL(widget), GTK_JUSTIFY_LEFT);
gtk_table_attach_defaults(GTK_TABLE(table), widget, 0, 1, 2, 3);
widget = gtk_label_new(_do_size(buf, sizeof(buf), st.st_size));
gtk_table_attach_defaults(GTK_TABLE(table), widget, 1, 2, 2, 3);
widget = gtk_label_new(_("Owner:")); /* owner name */
gtk_widget_modify_font(widget, bold);
gtk_table_attach_defaults(GTK_TABLE(table), widget, 0, 1, 3, 4);
widget = gtk_label_new(_do_owner(buf, sizeof(buf), st.st_uid));
gtk_table_attach_defaults(GTK_TABLE(table), widget, 1, 2, 3, 4);
widget = gtk_label_new(_("Group:")); /* group name */
gtk_widget_modify_font(widget, bold);
gtk_table_attach_defaults(GTK_TABLE(table), widget, 0, 1, 4, 5);
if(properties == NULL)
widget = gtk_label_new(_do_group(buf, sizeof(buf), st.st_gid));
else
widget = _do_groups(properties);
gtk_table_attach_defaults(GTK_TABLE(table), widget, 1, 2, 4, 5);
widget = gtk_label_new(_("Accessed:")); /* last access */
gtk_widget_modify_font(widget, bold);
gtk_table_attach_defaults(GTK_TABLE(table), widget, 0, 1, 5, 6);
widget = gtk_label_new(_do_time(buf, sizeof(buf), st.st_mtime));
gtk_table_attach_defaults(GTK_TABLE(table), widget, 1, 2, 5, 6);
widget = gtk_label_new(_("Modified:")); /* last modification */
gtk_widget_modify_font(widget, bold);
gtk_table_attach_defaults(GTK_TABLE(table), widget, 0, 1, 6, 7);
widget = gtk_label_new(_do_time(buf, sizeof(buf), st.st_mtime));
gtk_table_attach_defaults(GTK_TABLE(table), widget, 1, 2, 6, 7);
widget = gtk_label_new(_("Changed:")); /* last change */
gtk_widget_modify_font(widget, bold);
gtk_table_attach_defaults(GTK_TABLE(table), widget, 0, 1, 7, 8);
widget = gtk_label_new(_do_time(buf, sizeof(buf), st.st_mtime));
gtk_table_attach_defaults(GTK_TABLE(table), widget, 1, 2, 7, 8);
widget = gtk_label_new(_("Permissions:")); /* permissions */
gtk_widget_modify_font(widget, bold);
gtk_table_attach_defaults(GTK_TABLE(table), widget, 0, 1, 8, 9);
widget = gtk_label_new(_("Owner:")); /* owner permissions */
gtk_widget_modify_font(widget, bold);
gtk_table_attach_defaults(GTK_TABLE(table), widget, 0, 1, 9, 10);
widget = _do_mode(properties ? &properties->check[6] : NULL,
(st.st_mode & 0700) >> 6);
gtk_table_attach_defaults(GTK_TABLE(table), widget, 1, 2, 9, 10);
widget = gtk_label_new(_("Group:")); /* group permissions */
gtk_widget_modify_font(widget, bold);
gtk_table_attach_defaults(GTK_TABLE(table), widget, 0, 1, 10, 11);
widget = _do_mode(properties ? &properties->check[3] : NULL,
(st.st_mode & 0070) >> 3);
gtk_table_attach_defaults(GTK_TABLE(table), widget, 1, 2, 10, 11);
widget = gtk_label_new(_("Others:")); /* others permissions */
gtk_widget_modify_font(widget, bold);
gtk_table_attach_defaults(GTK_TABLE(table), widget, 0, 1, 11, 12);
widget = _do_mode(properties ? &properties->check[0] : NULL,
st.st_mode & 0007);
gtk_table_attach_defaults(GTK_TABLE(table), widget, 1, 2, 11, 12);
gtk_box_pack_start(GTK_BOX(hbox), table, TRUE, TRUE, 4);
gtk_box_pack_start(GTK_BOX(vbox), hbox, TRUE, TRUE, 4);
hbox = gtk_hbox_new(FALSE, 4); /* separator */
widget = gtk_hseparator_new();
gtk_box_pack_start(GTK_BOX(hbox), widget, TRUE, TRUE, 4);
gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, TRUE, 0);
hbox = gtk_hbox_new(FALSE, 0); /* close button */
widget = gtk_button_new_from_stock(GTK_STOCK_CLOSE);
g_signal_connect(G_OBJECT(widget), "clicked", G_CALLBACK(
_properties_on_close), NULL);
gtk_box_pack_end(GTK_BOX(hbox), widget, FALSE, TRUE, 4);
if(properties != NULL)
{
widget = gtk_button_new_from_stock(GTK_STOCK_APPLY);
g_signal_connect(G_OBJECT(widget), "clicked", G_CALLBACK(
_properties_on_apply), properties);
gtk_box_pack_end(GTK_BOX(hbox), widget, FALSE, TRUE, 0);
}
gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, TRUE, 4);
gtk_container_add(GTK_CONTAINER(window), vbox);
gtk_widget_show_all(window);
pango_font_description_free(bold);
free(p);
return 0;
}
static char * _do_size(char * buf, size_t buf_cnt, size_t size)
{
double sz = size;
char * unit;
if(sz < 1024)
{
snprintf(buf, buf_cnt, "%.0f%s", sz, _(" bytes"));
return buf;
}
else if((sz /= 1024) < 1024)
unit = _("KB");
else if((sz /= 1024) < 1024)
unit = _("MB");
else if((sz /= 1024) < 1024)
unit = _("GB");
else
{
sz /= 1024;
unit = _("TB");
}
snprintf(buf, buf_cnt, "%.1f %s", sz, unit);
return buf;
}
static char * _do_owner(char * buf, size_t buf_cnt, uid_t uid)
{
struct passwd * pw;
if((pw = getpwuid(uid)) != NULL)
return pw->pw_name;
snprintf(buf, buf_cnt, "%lu", (unsigned long)uid);
return buf;
}
static char * _do_group(char * buf, size_t buf_cnt, gid_t gid)
{
struct group * gr;
if((gr = getgrgid(gid)) != NULL)
return gr->gr_name;
snprintf(buf, buf_cnt, "%lu", (unsigned long)gid);
return buf;
}
static char * _do_time(char * buf, size_t buf_cnt, time_t date)
{
static time_t sixmonths = -1;
struct tm tm;
if(sixmonths == -1)
sixmonths = time(NULL) - 15552000;
localtime_r(&date, &tm);
if(date < sixmonths)
strftime(buf, buf_cnt, "%b %e %Y", &tm);
else
strftime(buf, buf_cnt, "%b %e %H:%M", &tm);
return buf;
}
static GtkWidget * _do_groups(Properties * properties)
{
GtkWidget * box;
GtkWidget * combo;
int i = 0;
int active;
struct passwd * pw;
struct group * gr;
char ** p;
if((gr = getgrgid(getgid())) == NULL)
{
_properties_error(properties->window, properties->filename, 0);
return gtk_label_new("");
}
box = gtk_hbox_new(TRUE, 0);
combo = gtk_combo_box_new_text();
properties->combo = combo;
gtk_combo_box_insert_text(GTK_COMBO_BOX(combo), i, gr->gr_name);
active = i++;
gtk_box_pack_start(GTK_BOX(box), combo, FALSE, FALSE, 0);
if((pw = getpwuid(getuid())) == NULL)
{
_properties_error(properties->window, properties->filename, 0);
return combo;
}
setgrent();
for(gr = getgrent(); gr != NULL; gr = getgrent())
for(p = gr->gr_mem; p != NULL && *p != NULL; p++)
if(strcmp(pw->pw_name, *p) == 0)
{
if(properties->gid == gr->gr_gid)
active = i;
gtk_combo_box_insert_text(GTK_COMBO_BOX(combo),
i++, gr->gr_name);
}
gtk_combo_box_set_active(GTK_COMBO_BOX(combo), active);
return box;
}
static GtkWidget * _do_mode(GtkWidget ** widget, mode_t mode)
{
GtkWidget * hbox;
GtkWidget * w[3];
gboolean sensitive = FALSE;
if(widget == NULL)
widget = w;
else
sensitive = TRUE;
hbox = gtk_hbox_new(TRUE, 0);
widget[2] = gtk_check_button_new_with_label(_("read")); /* read */
gtk_widget_set_sensitive(widget[2], sensitive);
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(widget[2]),
mode & S_IROTH);
gtk_box_pack_start(GTK_BOX(hbox), widget[2], TRUE, TRUE, 4);
widget[1] = gtk_check_button_new_with_label(_("write")); /* write */
gtk_widget_set_sensitive(widget[1], sensitive);
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(widget[1]),
mode & S_IWOTH);
gtk_box_pack_start(GTK_BOX(hbox), widget[1], TRUE, TRUE, 4);
widget[0] = gtk_check_button_new_with_label(_("execute")); /* execute */
gtk_widget_set_sensitive(widget[0], sensitive);
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(widget[0]),
mode & S_IXOTH);
gtk_box_pack_start(GTK_BOX(hbox), widget[0], TRUE, TRUE, 4);
return hbox;
}
/* callbacks */
static gboolean _properties_on_closex(GtkWidget * widget)
{
_properties_on_close(widget);
return FALSE;
}
static void _properties_on_close(GtkWidget * widget)
{
if(--_properties_cnt == 0)
gtk_main_quit();
else
gtk_widget_destroy(gtk_widget_get_toplevel(widget));
}
static void _properties_on_apply(GtkWidget * widget, gpointer data)
{
Properties * properties = data;
char * p;
struct group * gr;
gid_t gid = properties->gid;
size_t i;
mode_t mode = 0;
p = gtk_combo_box_get_active_text(GTK_COMBO_BOX(properties->combo));
if((gr = getgrnam(p)) == NULL)
_properties_error(properties->window, p, 0);
else
gid = gr->gr_gid;
for(i = 0; i < 9; i++)
mode |= gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(
properties->check[i])) << i;
if(chown(properties->filename, properties->uid, gid) != 0
|| chmod(properties->filename, mode) != 0)
_properties_error(gtk_widget_get_toplevel(widget),
properties->filename, 0);
}
/* usage */
static int _usage(void)
{
fputs(_("Usage: properties file...\n"), stderr);
return 1;
}
/* main */
int main(int argc, char * argv[])
{
int ret;
int o;
setlocale(LC_ALL, "");
bindtextdomain(PACKAGE, LOCALEDIR);
textdomain(PACKAGE);
gtk_init(&argc, &argv);
while((o = getopt(argc, argv, "")) != -1)
switch(o)
{
default:
return _usage();
}
if(optind == argc)
return _usage();
ret = _properties(argc - optind, &argv[optind]) ? 0 : 2;
gtk_main();
return ret ? 0 : 2;
}