Desktop
/* $Id: properties.c,v 1.38 2011/07/19 03:11:59 khorben Exp $ */
/* Copyright (c) 2011 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/>. */
/* TODO:
* - add a file count and disk usage tab for directories */
#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 <Desktop.h>
#include "../config.h"
#define _(string) gettext(string)
#define N_(string) (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
{
Mime * mime;
char * filename;
uid_t uid;
gid_t gid;
/* widgets */
GtkIconTheme * theme;
GtkWidget * window;
GtkWidget * view;
GtkWidget * name;
GtkWidget * type;
GtkWidget * image;
GtkWidget * owner;
GtkWidget * group;
GtkWidget * size;
GtkWidget * atime;
GtkWidget * mtime;
GtkWidget * ctime;
GtkWidget * mode[9];
} Properties;
/* variables */
static unsigned int _properties_cnt = 0; /* XXX set as static in _properties */
/* functions */
#ifdef WITH_MAIN
static int _properties(Mime * mime, int filec, char * const filev[]);
#endif
static Properties * _properties_new(char const * filename, Mime * mime);
static void _properties_delete(Properties * properties);
#ifndef WITH_MAIN
static GtkWidget * _properties_get_view(Properties * properties);
#endif
static int _properties_set_filename(Properties * properties,
char const * filename);
static int _properties_error(Properties * properties, char const * message,
int ret);
static int _properties_refresh(Properties * properties);
#ifdef WITH_MAIN
static void _properties_show_window(Properties * properties);
/* callbacks */
static void _properties_on_apply(gpointer data);
static void _properties_on_close(gpointer data);
static gboolean _properties_on_closex(gpointer data);
static void _properties_on_refresh(gpointer data);
#endif
#ifdef WITH_MAIN
/* properties */
static int _properties(Mime * mime, int filec, char * const filev[])
{
int ret = 0;
int i;
Properties * properties;
for(i = 0; i < filec; i++)
{
/* FIXME if relative path get the full path */
if((properties = _properties_new(filev[i], mime))
== NULL)
{
ret |= 1;
continue;
}
_properties_show_window(properties);
_properties_cnt++;
}
return ret;
}
#endif
/* properties_new */
static Properties * _properties_new(char const * filename, Mime * mime)
{
Properties * properties;
GtkWidget * vbox;
GtkWidget * table;
GtkWidget * hbox;
GtkWidget * widget;
PangoFontDescription * bold;
size_t i;
if((properties = malloc(sizeof(*properties))) == NULL)
{
_properties_error(NULL, "malloc", 1);
return NULL;
}
properties->mime = mime;
properties->theme = gtk_icon_theme_get_default();
properties->window = NULL;
properties->group = NULL;
properties->view = gtk_scrolled_window_new(NULL, NULL);
gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(properties->view),
GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(
properties->view), GTK_SHADOW_NONE);
vbox = gtk_vbox_new(FALSE, 4);
table = gtk_table_new(12, 2, FALSE);
gtk_container_set_border_width(GTK_CONTAINER(table), 4);
gtk_table_set_row_spacings(GTK_TABLE(table), 4);
gtk_table_set_col_spacings(GTK_TABLE(table), 4);
properties->image = gtk_image_new();
gtk_table_attach_defaults(GTK_TABLE(table), properties->image, 0, 1, 0,
2);
properties->name = gtk_entry_new();
gtk_editable_set_editable(GTK_EDITABLE(properties->name), FALSE);
bold = pango_font_description_new();
pango_font_description_set_weight(bold, PANGO_WEIGHT_BOLD);
gtk_widget_modify_font(properties->name, bold);
gtk_table_attach_defaults(GTK_TABLE(table), properties->name, 1, 2, 0,
1);
properties->type = gtk_label_new(NULL);
gtk_table_attach_defaults(GTK_TABLE(table), properties->type, 1, 2, 1,
2);
widget = gtk_label_new(_("Size:"));
gtk_widget_modify_font(widget, bold);
gtk_table_attach_defaults(GTK_TABLE(table), widget, 0, 1, 2, 3);
properties->size = gtk_label_new("");
gtk_table_attach_defaults(GTK_TABLE(table), properties->size, 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);
properties->owner = gtk_label_new("");
gtk_table_attach_defaults(GTK_TABLE(table), properties->owner, 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);
properties->group = gtk_combo_box_new_text();
gtk_table_attach_defaults(GTK_TABLE(table), properties->group, 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);
properties->atime = gtk_label_new("");
gtk_table_attach_defaults(GTK_TABLE(table), properties->atime, 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);
properties->mtime = gtk_label_new("");
gtk_table_attach_defaults(GTK_TABLE(table), properties->mtime, 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);
properties->ctime = gtk_label_new("");
gtk_table_attach_defaults(GTK_TABLE(table), properties->ctime, 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);
hbox = gtk_hbox_new(TRUE, 4);
for(i = 0; i < sizeof(properties->mode) / sizeof(*properties->mode);
i++)
{
if(hbox == NULL)
hbox = gtk_hbox_new(TRUE, 4);
properties->mode[i] = gtk_check_button_new_with_label("");
gtk_box_pack_end(GTK_BOX(hbox), properties->mode[i], TRUE,
TRUE, 0);
if((i % 3) != 2)
continue;
gtk_table_attach_defaults(GTK_TABLE(table), hbox, 1, 2,
11 - (i / 3), 12 - (i / 3));
hbox = NULL;
}
widget = gtk_label_new(_("Owner:"));
gtk_widget_modify_font(widget, bold);
gtk_table_attach_defaults(GTK_TABLE(table), widget, 0, 1, 9, 10);
widget = gtk_label_new(_("Group:"));
gtk_widget_modify_font(widget, bold);
gtk_table_attach_defaults(GTK_TABLE(table), widget, 0, 1, 10, 11);
widget = gtk_label_new(_("Others:"));
gtk_widget_modify_font(widget, bold);
gtk_table_attach_defaults(GTK_TABLE(table), widget, 0, 1, 11, 12);
pango_font_description_free(bold);
if(filename != NULL)
_properties_set_filename(properties, filename);
gtk_box_pack_start(GTK_BOX(vbox), table, FALSE, TRUE, 0);
gtk_scrolled_window_add_with_viewport(GTK_SCROLLED_WINDOW(
properties->view), vbox);
gtk_widget_set_size_request(properties->view, 300, 300);
gtk_widget_show_all(properties->view);
return properties;
}
/* properties_delete */
static void _properties_delete(Properties * properties)
{
gtk_widget_destroy(properties->view);
if(properties->window != NULL)
gtk_widget_destroy(properties->window);
/* FIXME implement the rest */
free(properties);
_properties_cnt--;
}
#ifndef WITH_MAIN
/* properties_get_view */
static GtkWidget * _properties_get_view(Properties * properties)
{
return properties->view;
}
#endif
/* properties_set_filename */
static int _properties_set_filename(Properties * properties,
char const * filename)
{
char * p;
if((p = strdup(filename)) == NULL)
return -_properties_error(NULL, filename, 1);
free(properties->filename);
properties->filename = p;
return _properties_refresh(properties);
}
/* _properties_error */
static void _error_response(GtkWidget * widget, gint arg, gpointer data);
static int _properties_error(Properties * properties, char const * message,
int ret)
{
GtkWidget * dialog;
char const * error;
error = strerror(errno);
dialog = gtk_message_dialog_new((properties != NULL)
? GTK_WINDOW(properties->window) : NULL, 0,
GTK_MESSAGE_ERROR, GTK_BUTTONS_CLOSE,
#if GTK_CHECK_VERSION(2, 6, 0)
"%s", _("Error"));
gtk_message_dialog_format_secondary_text(GTK_MESSAGE_DIALOG(dialog),
#endif
"%s: %s", message, error);
gtk_window_set_title(GTK_WINDOW(dialog), _("Error"));
if(properties != NULL)
gtk_window_set_transient_for(GTK_WINDOW(dialog), GTK_WINDOW(
properties->window));
g_signal_connect(G_OBJECT(dialog), "response", G_CALLBACK(
_error_response), (ret != 0)
? &_properties_cnt : NULL);
gtk_widget_show(dialog);
return ret;
}
static void _error_response(GtkWidget * widget, gint arg, gpointer data)
{
unsigned int * cnt = data;
if(cnt == NULL)
gtk_widget_destroy(widget);
else if(--(*cnt) == 0)
gtk_main_quit();
else
gtk_widget_destroy(widget);
}
/* properties_refresh */
static void _refresh_name(GtkWidget * widget, char const * filename);
static void _refresh_type(Properties * properties, struct stat * st);
static void _refresh_mode(GtkWidget ** widget, mode_t mode, gboolean sensitive);
static void _refresh_owner(Properties * properties, uid_t uid);
static int _refresh_group(Properties * properties, gid_t gid);
static void _refresh_size(Properties * properties, size_t size);
static void _refresh_time(GtkWidget * widget, time_t time);
static int _properties_refresh(Properties * properties)
{
struct stat st;
gboolean writable;
if(lstat(properties->filename, &st) != 0)
return _properties_error(NULL, properties->filename, 0) + 1;
_refresh_name(properties->name, properties->filename);
_refresh_type(properties, &st);
properties->uid = st.st_uid;
properties->gid = st.st_gid;
writable = (access(properties->filename, W_OK) == 0) ? TRUE : FALSE;
_refresh_mode(&properties->mode[6], (st.st_mode & 0700) >> 6, writable);
_refresh_mode(&properties->mode[3], (st.st_mode & 0070) >> 3, writable);
_refresh_mode(&properties->mode[0], st.st_mode & 0007, writable);
_refresh_owner(properties, st.st_uid);
_refresh_group(properties, st.st_gid);
_refresh_size(properties, st.st_size);
_refresh_time(properties->atime, st.st_atime);
_refresh_time(properties->mtime, st.st_mtime);
_refresh_time(properties->ctime, st.st_ctime);
return 0;
}
static void _refresh_name(GtkWidget * widget, char const * filename)
{
gchar * gfilename;
gfilename = g_filename_display_name(filename);
gtk_entry_set_text(GTK_ENTRY(widget), gfilename);
g_free(gfilename);
}
static void _refresh_type(Properties * properties, struct stat * st)
{
char const * type = NULL;
GdkPixbuf * pixbuf = NULL;
GtkWidget * image = NULL;
char * p;
struct stat dirst;
if(S_ISDIR(st->st_mode))
{
if((pixbuf = gtk_icon_theme_load_icon(properties->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 = strdup(properties->filename)) != NULL
&& lstat(dirname(p), &dirst) == 0
&& st->st_dev != dirst.st_dev)
type = "inode/mountpoint";
free(p);
}
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(properties->mime != NULL)
{
type = mime_type(properties->mime, properties->filename);
if(type != NULL)
{
mime_icons(properties->mime, type, 48, &pixbuf, -1);
if(pixbuf != NULL)
image = gtk_image_new_from_pixbuf(pixbuf);
}
}
else
type = _("Unknown type");
gtk_label_set_text(GTK_LABEL(properties->type), type);
if(image == NULL && (pixbuf = gtk_icon_theme_load_icon(
properties->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);
gtk_image_set_from_pixbuf(GTK_IMAGE(properties->image),
gtk_image_get_pixbuf(GTK_IMAGE(image)));
gtk_widget_destroy(image);
}
static void _refresh_mode(GtkWidget ** widget, mode_t mode, gboolean sensitive)
{
gtk_button_set_label(GTK_BUTTON(widget[2]), _("read")); /* read */
gtk_widget_set_sensitive(widget[2], sensitive);
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(widget[2]),
mode & S_IROTH);
gtk_button_set_label(GTK_BUTTON(widget[1]), _("write")); /* write */
gtk_widget_set_sensitive(widget[1], sensitive);
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(widget[1]),
mode & S_IWOTH);
gtk_button_set_label(GTK_BUTTON(widget[0]), _("execute")); /* execute */
gtk_widget_set_sensitive(widget[0], sensitive);
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(widget[0]),
mode & S_IXOTH);
}
static void _refresh_owner(Properties * properties, uid_t uid)
{
char buf[256];
char const * p = buf;
struct passwd * pw;
if((pw = getpwuid(uid)) != NULL)
p = pw->pw_name;
else
snprintf(buf, sizeof(buf), "%lu", (unsigned long)uid);
gtk_label_set_text(GTK_LABEL(properties->owner), p);
}
static int _refresh_group(Properties * properties, gid_t gid)
{
GtkWidget * combo;
GtkListStore * store;
int i = 0;
int active;
struct passwd * pw;
struct group * gr;
char ** p;
combo = properties->group;
store = GTK_LIST_STORE(gtk_combo_box_get_model(GTK_COMBO_BOX(combo)));
gtk_list_store_clear(store);
if((gr = getgrgid(getgid())) == NULL)
return -_properties_error(properties, properties->filename, 1);
gtk_combo_box_insert_text(GTK_COMBO_BOX(combo), i, gr->gr_name);
active = i++;
if((pw = getpwuid(getuid())) == NULL)
return -_properties_error(properties, properties->filename, 1);
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(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 0;
}
static void _refresh_size(Properties * properties, size_t size)
{
char buf[256];
double sz = size;
char * unit = _("bytes");
char const * format = "%.1f %s";
if(sz < 1024)
format = "%.0f %s";
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, sizeof(buf), format, sz, unit);
gtk_label_set_text(GTK_LABEL(properties->size), buf);
}
static void _refresh_time(GtkWidget * widget, time_t t)
{
char buf[256];
time_t sixmonths;
struct tm tm;
sixmonths = time(NULL) - 15552000;
localtime_r(&t, &tm);
if(t < sixmonths)
strftime(buf, sizeof(buf), "%b %d %Y", &tm);
else
strftime(buf, sizeof(buf), "%b %d %H:%M", &tm);
gtk_label_set_text(GTK_LABEL(widget), buf);
}
#ifdef WITH_MAIN
/* properties_show_window */
static void _properties_show_window(Properties * properties)
{
GtkWidget * vbox;
GtkWidget * bbox;
GtkWidget * widget;
gchar * p;
char buf[256];
if(properties->window != NULL)
return;
properties->window = gtk_dialog_new();
p = g_filename_display_basename(properties->filename);
snprintf(buf, sizeof(buf), "%s%s", _("Properties of "), p);
g_free(p);
gtk_window_set_title(GTK_WINDOW(properties->window), buf);
gtk_window_set_resizable(GTK_WINDOW(properties->window), FALSE);
g_signal_connect_swapped(G_OBJECT(properties->window), "delete-event",
G_CALLBACK(_properties_on_closex), properties);
#if GTK_CHECK_VERSION(2, 14, 0)
vbox = gtk_dialog_get_content_area(GTK_DIALOG(properties->window));
#else
vbox = GTK_DIALOG(properties->window)->vbox;
#endif
gtk_box_pack_start(GTK_BOX(vbox), properties->view, FALSE, TRUE, 0);
/* button box */
#if GTK_CHECK_VERSION(2, 14, 0)
bbox = gtk_dialog_get_action_area(GTK_DIALOG(properties->window));
#else
bbox = GTK_DIALOG(properties->window)->action_area;
#endif
widget = gtk_button_new_from_stock(GTK_STOCK_REFRESH);
g_signal_connect_swapped(G_OBJECT(widget), "clicked",
G_CALLBACK(_properties_on_refresh), properties);
gtk_container_add(GTK_CONTAINER(bbox), widget);
widget = gtk_button_new_from_stock(GTK_STOCK_APPLY);
g_signal_connect_swapped(G_OBJECT(widget), "clicked",
G_CALLBACK(_properties_on_apply), properties);
gtk_container_add(GTK_CONTAINER(bbox), widget);
widget = gtk_button_new_from_stock(GTK_STOCK_CLOSE);
g_signal_connect_swapped(G_OBJECT(widget), "clicked", G_CALLBACK(
_properties_on_close), properties);
gtk_container_add(GTK_CONTAINER(bbox), widget);
gtk_widget_show_all(bbox);
gtk_widget_show(properties->window);
}
/* callbacks */
static void _properties_on_apply(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->group));
if((gr = getgrnam(p)) == NULL)
_properties_error(properties, p, 0);
else
gid = gr->gr_gid;
for(i = 0; i < 9; i++)
mode |= gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(
properties->mode[i])) << i;
if(chown(properties->filename, properties->uid, gid) != 0
|| chmod(properties->filename, mode) != 0)
_properties_error(properties, properties->filename, 0);
}
static void _properties_on_close(gpointer data)
{
Properties * properties = data;
_properties_delete(properties);
if(_properties_cnt == 0)
gtk_main_quit();
}
static gboolean _properties_on_closex(gpointer data)
{
_properties_on_close(data);
return FALSE;
}
static void _properties_on_refresh(gpointer data)
{
Properties * properties = data;
_properties_refresh(properties);
}
#endif
#ifdef WITH_MAIN
/* usage */
static int _usage(void)
{
fputs(_("Usage: properties file...\n"), stderr);
return 1;
}
/* main */
int main(int argc, char * argv[])
{
int ret;
int o;
Mime * mime;
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();
mime = mime_new(NULL);
ret = _properties(mime, argc - optind, &argv[optind]);
gtk_main();
if(mime != NULL)
mime_delete(mime);
return (ret == 0) ? 0 : 2;
}
#endif