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thunar/thunar/thunar-file.c
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/* vi:set et ai sw=2 sts=2 ts=2: */
/*-
* Copyright (c) 2005-2007 Benedikt Meurer <benny@xfce.org>
* Copyright (c) 2009-2011 Jannis Pohlmann <jannis@xfce.org>
*
* 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., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_STAT_H
#include <sys/stat.h>
#endif
#ifdef HAVE_ERRNO_H
#include <errno.h>
#endif
#ifdef HAVE_MEMORY_H
#include <memory.h>
#endif
#ifdef HAVE_STDLIB_H
#include <stdlib.h>
#endif
#ifdef HAVE_STRING_H
#include <string.h>
#endif
#ifdef HAVE_TIME_H
#include <time.h>
#endif
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <gio/gio.h>
#include <libxfce4ui/libxfce4ui.h>
#include <thunarx/thunarx.h>
#include <thunar/thunar-application.h>
#include <thunar/thunar-chooser-dialog.h>
#include <thunar/thunar-exec.h>
#include <thunar/thunar-file.h>
#include <thunar/thunar-file-monitor.h>
#include <thunar/thunar-gio-extensions.h>
#include <thunar/thunar-gobject-extensions.h>
#include <thunar/thunar-private.h>
#include <thunar/thunar-preferences.h>
#include <thunar/thunar-user.h>
#include <thunar/thunar-util.h>
#include <thunar/thunar-dialogs.h>
#include <thunar/thunar-icon-factory.h>
/* Dump the file cache every X second, set to 0 to disable */
#define DUMP_FILE_CACHE 0
/* Signal identifiers */
enum
{
DESTROY,
LAST_SIGNAL,
};
static void thunar_file_info_init (ThunarxFileInfoIface *iface);
static void thunar_file_dispose (GObject *object);
static void thunar_file_finalize (GObject *object);
static gchar *thunar_file_info_get_name (ThunarxFileInfo *file_info);
static gchar *thunar_file_info_get_uri (ThunarxFileInfo *file_info);
static gchar *thunar_file_info_get_parent_uri (ThunarxFileInfo *file_info);
static gchar *thunar_file_info_get_uri_scheme (ThunarxFileInfo *file_info);
static gchar *thunar_file_info_get_mime_type (ThunarxFileInfo *file_info);
static gboolean thunar_file_info_has_mime_type (ThunarxFileInfo *file_info,
const gchar *mime_type);
static gboolean thunar_file_info_is_directory (ThunarxFileInfo *file_info);
static GFileInfo *thunar_file_info_get_file_info (ThunarxFileInfo *file_info);
static GFileInfo *thunar_file_info_get_filesystem_info (ThunarxFileInfo *file_info);
static GFile *thunar_file_info_get_location (ThunarxFileInfo *file_info);
static void thunar_file_info_changed (ThunarxFileInfo *file_info);
static gboolean thunar_file_denies_access_permission (const ThunarFile *file,
ThunarFileMode usr_permissions,
ThunarFileMode grp_permissions,
ThunarFileMode oth_permissions);
static void thunar_file_monitor (GFileMonitor *monitor,
GFile *path,
GFile *other_path,
GFileMonitorEvent event_type,
gpointer user_data);
static void thunar_file_watch_reconnect (ThunarFile *file);
static gboolean thunar_file_load (ThunarFile *file,
GCancellable *cancellable,
GError **error);
static gboolean thunar_file_is_readable (const ThunarFile *file);
static gboolean thunar_file_same_filesystem (const ThunarFile *file_a,
const ThunarFile *file_b);
G_LOCK_DEFINE_STATIC (file_cache_mutex);
G_LOCK_DEFINE_STATIC (file_content_type_mutex);
G_LOCK_DEFINE_STATIC (file_rename_mutex);
static ThunarUserManager *user_manager;
static GHashTable *file_cache;
static guint32 effective_user_id;
static GQuark thunar_file_watch_quark;
static guint file_signals[LAST_SIGNAL];
#define FLAG_SET_THUMB_STATE(file,new_state) G_STMT_START{ (file)->flags = ((file)->flags & ~THUNAR_FILE_FLAG_THUMB_MASK) | (new_state); }G_STMT_END
#define FLAG_GET_THUMB_STATE(file) ((file)->flags & THUNAR_FILE_FLAG_THUMB_MASK)
#define FLAG_SET(file,flag) G_STMT_START{ ((file)->flags |= (flag)); }G_STMT_END
#define FLAG_UNSET(file,flag) G_STMT_START{ ((file)->flags &= ~(flag)); }G_STMT_END
#define FLAG_IS_SET(file,flag) (((file)->flags & (flag)) != 0)
#define DEFAULT_CONTENT_TYPE "application/octet-stream"
typedef enum
{
THUNAR_FILE_FLAG_THUMB_MASK = 0x03, /* storage for ThunarFileThumbState */
THUNAR_FILE_FLAG_IN_DESTRUCTION = 1 << 2, /* for avoiding recursion during destroy */
THUNAR_FILE_FLAG_IS_MOUNTED = 1 << 3, /* whether this file is mounted */
}
ThunarFileFlags;
struct _ThunarFileClass
{
GObjectClass __parent__;
/* signals */
void (*destroy) (ThunarFile *file);
};
struct _ThunarFile
{
GObject __parent__;
/* storage for the file information */
GFileInfo *info;
GFileType kind;
GFile *gfile;
gchar *content_type;
gchar *icon_name;
gchar *custom_icon_name;
gchar *display_name;
gchar *basename;
gchar *thumbnail_path;
/* sorting */
gchar *collate_key;
gchar *collate_key_nocase;
/* flags for thumbnail state etc */
ThunarFileFlags flags;
};
typedef struct
{
GFileMonitor *monitor;
guint watch_count;
}
ThunarFileWatch;
typedef struct
{
ThunarFileGetFunc func;
gpointer user_data;
GCancellable *cancellable;
}
ThunarFileGetData;
static struct
{
GUserDirectory type;
const gchar *icon_name;
}
thunar_file_dirs[] =
{
{ G_USER_DIRECTORY_DESKTOP, "user-desktop" },
{ G_USER_DIRECTORY_DOCUMENTS, "folder-documents" },
{ G_USER_DIRECTORY_DOWNLOAD, "folder-download" },
{ G_USER_DIRECTORY_MUSIC, "folder-music" },
{ G_USER_DIRECTORY_PICTURES, "folder-pictures" },
{ G_USER_DIRECTORY_PUBLIC_SHARE, "folder-publicshare" },
{ G_USER_DIRECTORY_TEMPLATES, "folder-templates" },
{ G_USER_DIRECTORY_VIDEOS, "folder-videos" }
};
G_DEFINE_TYPE_WITH_CODE (ThunarFile, thunar_file, G_TYPE_OBJECT,
G_IMPLEMENT_INTERFACE (THUNARX_TYPE_FILE_INFO, thunar_file_info_init))
#ifdef G_ENABLE_DEBUG
#ifdef HAVE_ATEXIT
static gboolean thunar_file_atexit_registered = FALSE;
static void
thunar_file_atexit_foreach (gpointer key,
gpointer value,
gpointer user_data)
{
gchar *uri;
uri = g_file_get_uri (key);
g_print ("--> %s (%u)\n", uri, G_OBJECT (value)->ref_count);
if (G_OBJECT (key)->ref_count > 2)
g_print (" GFile (%u)\n", G_OBJECT (key)->ref_count - 2);
g_free (uri);
}
static void
thunar_file_atexit (void)
{
G_LOCK (file_cache_mutex);
if (file_cache == NULL || g_hash_table_size (file_cache) == 0)
{
G_UNLOCK (file_cache_mutex);
return;
}
g_print ("--- Leaked a total of %u ThunarFile objects:\n",
g_hash_table_size (file_cache));
g_hash_table_foreach (file_cache, thunar_file_atexit_foreach, NULL);
g_print ("\n");
G_UNLOCK (file_cache_mutex);
}
#endif
#endif
#if DUMP_FILE_CACHE
static void
thunar_file_cache_dump_foreach (gpointer gfile,
gpointer value,
gpointer user_data)
{
gchar *name;
name = g_file_get_parse_name (G_FILE (gfile));
g_print (" %s (%u)\n", name, G_OBJECT (value)->ref_count);
g_free (name);
}
static gboolean
thunar_file_cache_dump (gpointer user_data)
{
G_LOCK (file_cache_mutex);
if (file_cache != NULL)
{
g_print ("--- %d ThunarFile objects in cache:\n",
g_hash_table_size (file_cache));
g_hash_table_foreach (file_cache, thunar_file_cache_dump_foreach, NULL);
g_print ("\n");
}
G_UNLOCK (file_cache_mutex);
return TRUE;
}
#endif
static void
thunar_file_class_init (ThunarFileClass *klass)
{
GObjectClass *gobject_class;
#ifdef G_ENABLE_DEBUG
#ifdef HAVE_ATEXIT
if (G_UNLIKELY (!thunar_file_atexit_registered))
{
atexit ((void (*)(void)) thunar_file_atexit);
thunar_file_atexit_registered = TRUE;
}
#endif
#endif
#if DUMP_FILE_CACHE
g_timeout_add_seconds (DUMP_FILE_CACHE, thunar_file_cache_dump, NULL);
#endif
/* pre-allocate the required quarks */
thunar_file_watch_quark = g_quark_from_static_string ("thunar-file-watch");
/* grab a reference on the user manager */
user_manager = thunar_user_manager_get_default ();
/* determine the effective user id of the process */
effective_user_id = geteuid ();
gobject_class = G_OBJECT_CLASS (klass);
gobject_class->dispose = thunar_file_dispose;
gobject_class->finalize = thunar_file_finalize;
/**
* ThunarFile::destroy:
* @file : the #ThunarFile instance.
*
* Emitted when the system notices that the @file
* was destroyed.
**/
file_signals[DESTROY] =
g_signal_new (I_("destroy"),
G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_CLEANUP | G_SIGNAL_NO_RECURSE | G_SIGNAL_NO_HOOKS,
G_STRUCT_OFFSET (ThunarFileClass, destroy),
NULL, NULL,
g_cclosure_marshal_VOID__VOID,
G_TYPE_NONE, 0);
}
static void
thunar_file_init (ThunarFile *file)
{
}
static void
thunar_file_info_init (ThunarxFileInfoIface *iface)
{
iface->get_name = thunar_file_info_get_name;
iface->get_uri = thunar_file_info_get_uri;
iface->get_parent_uri = thunar_file_info_get_parent_uri;
iface->get_uri_scheme = thunar_file_info_get_uri_scheme;
iface->get_mime_type = thunar_file_info_get_mime_type;
iface->has_mime_type = thunar_file_info_has_mime_type;
iface->is_directory = thunar_file_info_is_directory;
iface->get_file_info = thunar_file_info_get_file_info;
iface->get_filesystem_info = thunar_file_info_get_filesystem_info;
iface->get_location = thunar_file_info_get_location;
iface->changed = thunar_file_info_changed;
}
static void
thunar_file_dispose (GObject *object)
{
ThunarFile *file = THUNAR_FILE (object);
/* check that we don't recurse here */
if (!FLAG_IS_SET (file, THUNAR_FILE_FLAG_IN_DESTRUCTION))
{
/* emit the "destroy" signal */
FLAG_SET (file, THUNAR_FILE_FLAG_IN_DESTRUCTION);
g_signal_emit (object, file_signals[DESTROY], 0);
FLAG_UNSET (file, THUNAR_FILE_FLAG_IN_DESTRUCTION);
}
(*G_OBJECT_CLASS (thunar_file_parent_class)->dispose) (object);
}
static void
thunar_file_finalize (GObject *object)
{
ThunarFile *file = THUNAR_FILE (object);
/* verify that nobody's watching the file anymore */
#ifdef G_ENABLE_DEBUG
ThunarFileWatch *file_watch = g_object_get_qdata (G_OBJECT (file), thunar_file_watch_quark);
if (file_watch != NULL)
{
g_error ("Attempt to finalize a ThunarFile, which has an active "
"watch count of %d", file_watch->watch_count);
}
#endif
/* drop the entry from the cache */
G_LOCK (file_cache_mutex);
g_hash_table_remove (file_cache, file->gfile);
G_UNLOCK (file_cache_mutex);
/* release file info */
if (file->info != NULL)
g_object_unref (file->info);
/* free the custom icon name */
g_free (file->custom_icon_name);
/* content type info */
g_free (file->content_type);
g_free (file->icon_name);
/* free display name and basename */
g_free (file->display_name);
g_free (file->basename);
/* free collate keys */
if (file->collate_key_nocase != file->collate_key)
g_free (file->collate_key_nocase);
g_free (file->collate_key);
/* free the thumbnail path */
g_free (file->thumbnail_path);
/* release file */
g_object_unref (file->gfile);
(*G_OBJECT_CLASS (thunar_file_parent_class)->finalize) (object);
}
static gchar *
thunar_file_info_get_name (ThunarxFileInfo *file_info)
{
return g_strdup (thunar_file_get_basename (THUNAR_FILE (file_info)));
}
static gchar*
thunar_file_info_get_uri (ThunarxFileInfo *file_info)
{
return thunar_file_dup_uri (THUNAR_FILE (file_info));
}
static gchar*
thunar_file_info_get_parent_uri (ThunarxFileInfo *file_info)
{
GFile *parent;
gchar *uri = NULL;
parent = g_file_get_parent (THUNAR_FILE (file_info)->gfile);
if (G_LIKELY (parent != NULL))
{
uri = g_file_get_uri (parent);
g_object_unref (parent);
}
return uri;
}
static gchar*
thunar_file_info_get_uri_scheme (ThunarxFileInfo *file_info)
{
return g_file_get_uri_scheme (THUNAR_FILE (file_info)->gfile);
}
static gchar*
thunar_file_info_get_mime_type (ThunarxFileInfo *file_info)
{
return g_strdup (thunar_file_get_content_type (THUNAR_FILE (file_info)));
}
static gboolean
thunar_file_info_has_mime_type (ThunarxFileInfo *file_info,
const gchar *mime_type)
{
if (THUNAR_FILE (file_info)->info == NULL)
return FALSE;
return g_content_type_is_a (thunar_file_get_content_type (THUNAR_FILE (file_info)), mime_type);
}
static gboolean
thunar_file_info_is_directory (ThunarxFileInfo *file_info)
{
return thunar_file_is_directory (THUNAR_FILE (file_info));
}
static GFileInfo *
thunar_file_info_get_file_info (ThunarxFileInfo *file_info)
{
_thunar_return_val_if_fail (THUNAR_IS_FILE (file_info), NULL);
if (THUNAR_FILE (file_info)->info != NULL)
return g_object_ref (THUNAR_FILE (file_info)->info);
else
return NULL;
}
static GFileInfo *
thunar_file_info_get_filesystem_info (ThunarxFileInfo *file_info)
{
_thunar_return_val_if_fail (THUNAR_IS_FILE (file_info), NULL);
return g_file_query_filesystem_info (THUNAR_FILE (file_info)->gfile,
THUNARX_FILESYSTEM_INFO_NAMESPACE,
NULL, NULL);
}
static GFile *
thunar_file_info_get_location (ThunarxFileInfo *file_info)
{
_thunar_return_val_if_fail (THUNAR_IS_FILE (file_info), NULL);
return g_object_ref (THUNAR_FILE (file_info)->gfile);
}
static void
thunar_file_info_changed (ThunarxFileInfo *file_info)
{
ThunarFile *file = THUNAR_FILE (file_info);
_thunar_return_if_fail (THUNAR_IS_FILE (file_info));
/* set the new thumbnail state manually, so we only emit file
* changed once */
FLAG_SET_THUMB_STATE (file, THUNAR_FILE_THUMB_STATE_UNKNOWN);
/* tell the file monitor that this file changed */
thunar_file_monitor_file_changed (file);
}
static gboolean
thunar_file_denies_access_permission (const ThunarFile *file,
ThunarFileMode usr_permissions,
ThunarFileMode grp_permissions,
ThunarFileMode oth_permissions)
{
ThunarFileMode mode;
ThunarGroup *group;
ThunarUser *user;
gboolean result;
GList *groups;
GList *lp;
/* query the file mode */
mode = thunar_file_get_mode (file);
/* query the owner of the file, if we cannot determine
* the owner, we can't tell if we're denied to access
* the file, so we simply return FALSE then.
*/
user = thunar_file_get_user (file);
if (G_UNLIKELY (user == NULL))
return FALSE;
/* root is allowed to do everything */
if (G_UNLIKELY (effective_user_id == 0))
return FALSE;
if (thunar_user_is_me (user))
{
/* we're the owner, so the usr permissions must be granted */
result = ((mode & usr_permissions) == 0);
/* release the user */
g_object_unref (G_OBJECT (user));
}
else
{
group = thunar_file_get_group (file);
if (G_LIKELY (group != NULL))
{
/* release the file owner */
g_object_unref (G_OBJECT (user));
/* determine the effective user */
user = thunar_user_manager_get_user_by_id (user_manager, effective_user_id);
if (G_LIKELY (user != NULL))
{
/* check the group permissions */
groups = thunar_user_get_groups (user);
for (lp = groups; lp != NULL; lp = lp->next)
if (THUNAR_GROUP (lp->data) == group)
{
g_object_unref (G_OBJECT (user));
g_object_unref (G_OBJECT (group));
return ((mode & grp_permissions) == 0);
}
/* release the effective user */
g_object_unref (G_OBJECT (user));
}
/* release the file group */
g_object_unref (G_OBJECT (group));
}
/* check other permissions */
result = ((mode & oth_permissions) == 0);
}
return result;
}
static void
thunar_file_monitor_update (GFile *path,
GFileMonitorEvent event_type)
{
ThunarFile *file;
_thunar_return_if_fail (G_IS_FILE (path));
file = thunar_file_cache_lookup (path);
if (G_LIKELY (file != NULL))
{
switch (event_type)
{
case G_FILE_MONITOR_EVENT_CREATED:
case G_FILE_MONITOR_EVENT_ATTRIBUTE_CHANGED:
case G_FILE_MONITOR_EVENT_CHANGES_DONE_HINT:
case G_FILE_MONITOR_EVENT_PRE_UNMOUNT:
case G_FILE_MONITOR_EVENT_DELETED:
thunar_file_reload (file);
break;
default:
break;
}
g_object_unref (file);
}
}
static void
thunar_file_move_thumbnail_cache_file (GFile *old_file,
GFile *new_file)
{
ThunarApplication *application;
ThunarThumbnailCache *thumbnail_cache;
_thunar_return_if_fail (G_IS_FILE (old_file));
_thunar_return_if_fail (G_IS_FILE (new_file));
application = thunar_application_get ();
thumbnail_cache = thunar_application_get_thumbnail_cache (application);
thunar_thumbnail_cache_move_file (thumbnail_cache, old_file, new_file);
g_object_unref (thumbnail_cache);
g_object_unref (application);
}
static void
thunar_file_monitor_moved (ThunarFile *file,
GFile *renamed_file)
{
GFile *previous_file;
/* ref the old location */
previous_file = g_object_ref (G_OBJECT (file->gfile));
/* notify the thumbnail cache that we can now also move the thumbnail */
thunar_file_move_thumbnail_cache_file (previous_file, renamed_file);
/* set the new file */
file->gfile = g_object_ref (G_OBJECT (renamed_file));
/* reload file information */
thunar_file_load (file, NULL, NULL);
/* need to re-register the monitor handle for the new uri */
thunar_file_watch_reconnect (file);
G_LOCK (file_cache_mutex);
/* drop the previous entry from the cache */
g_hash_table_remove (file_cache, previous_file);
/* drop the reference on the previous file */
g_object_unref (previous_file);
/* insert the new entry */
g_hash_table_insert (file_cache, g_object_ref (file->gfile), file);
G_UNLOCK (file_cache_mutex);
}
void
thunar_file_reload_parent (ThunarFile *file)
{
ThunarFile *parent = NULL;
_thunar_return_if_fail (THUNAR_IS_FILE (file));
if (thunar_file_has_parent (file))
{
GFile *parent_file;
/* only reload file if it is in cache */
parent_file = g_file_get_parent (file->gfile);
parent = thunar_file_cache_lookup (parent_file);
g_object_unref (parent_file);
}
if (parent)
{
thunar_file_reload (parent);
g_object_unref (parent);
}
}
static void
thunar_file_monitor (GFileMonitor *monitor,
GFile *event_path,
GFile *other_path,
GFileMonitorEvent event_type,
gpointer user_data)
{
ThunarFile *file = THUNAR_FILE (user_data);
ThunarFile *other_file;
_thunar_return_if_fail (G_IS_FILE_MONITOR (monitor));
_thunar_return_if_fail (G_IS_FILE (event_path));
_thunar_return_if_fail (THUNAR_IS_FILE (file));
if (g_file_equal (event_path, file->gfile))
{
/* the event occurred for the monitored ThunarFile */
if (event_type == G_FILE_MONITOR_EVENT_MOVED)
{
G_LOCK (file_rename_mutex);
thunar_file_monitor_moved (file, other_path);
G_UNLOCK (file_rename_mutex);
return;
}
if (G_LIKELY (event_path))
thunar_file_monitor_update (event_path, event_type);
}
else
{
/* The event did not occur for the monitored ThunarFile, but for
a file that is contained in ThunarFile which is actually a
directory. */
if (event_type == G_FILE_MONITOR_EVENT_MOVED)
{
/* reload the target file if cached */
if (other_path == NULL)
return;
G_LOCK (file_rename_mutex);
other_file = thunar_file_cache_lookup (other_path);
if (other_file)
thunar_file_reload (other_file);
else
other_file = thunar_file_get (other_path, NULL);
if (other_file == NULL)
return;
/* notify the thumbnail cache that we can now also move the thumbnail */
thunar_file_move_thumbnail_cache_file (event_path, other_path);
/* reload the containing target folder */
thunar_file_reload_parent (other_file);
g_object_unref (other_file);
G_UNLOCK (file_rename_mutex);
}
return;
}
}
static void
thunar_file_watch_destroyed (gpointer data)
{
ThunarFileWatch *file_watch = data;
if (G_LIKELY (file_watch->monitor != NULL))
{
g_file_monitor_cancel (file_watch->monitor);
g_object_unref (file_watch->monitor);
}
g_slice_free (ThunarFileWatch, file_watch);
}
static void
thunar_file_watch_reconnect (ThunarFile *file)
{
ThunarFileWatch *file_watch;
/* recreate the monitor without changing the watch_count for file renames */
file_watch = g_object_get_qdata (G_OBJECT (file), thunar_file_watch_quark);
if (file_watch != NULL)
{
/* reset the old monitor */
if (G_LIKELY (file_watch->monitor != NULL))
{
g_file_monitor_cancel (file_watch->monitor);
g_object_unref (file_watch->monitor);
}
/* create a file or directory monitor */
file_watch->monitor = g_file_monitor (file->gfile, G_FILE_MONITOR_WATCH_MOUNTS | G_FILE_MONITOR_SEND_MOVED, NULL, NULL);
if (G_LIKELY (file_watch->monitor != NULL))
{
/* watch monitor for file changes */
g_signal_connect (file_watch->monitor, "changed", G_CALLBACK (thunar_file_monitor), file);
}
}
}
static void
thunar_file_set_emblem_names_ready (GObject *source_object,
GAsyncResult *result,
gpointer user_data)
{
ThunarFile *file = THUNAR_FILE (user_data);
GError *error = NULL;
if (!g_file_set_attributes_finish (G_FILE (source_object), result, NULL, &error))
{
g_warning ("Failed to set metadata: %s", error->message);
g_error_free (error);
g_file_info_remove_attribute (file->info, "metadata::emblems");
}
thunar_file_changed (file);
}
static void
thunar_file_info_clear (ThunarFile *file)
{
_thunar_return_if_fail (THUNAR_IS_FILE (file));
/* release the current file info */
if (file->info != NULL)
{
g_object_unref (file->info);
file->info = NULL;
}
/* unset */
file->kind = G_FILE_TYPE_UNKNOWN;
/* free the custom icon name */
g_free (file->custom_icon_name);
file->custom_icon_name = NULL;
/* free display name and basename */
g_free (file->display_name);
file->display_name = NULL;
g_free (file->basename);
file->basename = NULL;
/* content type */
g_free (file->content_type);
file->content_type = NULL;
g_free (file->icon_name);
file->icon_name = NULL;
/* free collate keys */
if (file->collate_key_nocase != file->collate_key)
g_free (file->collate_key_nocase);
file->collate_key_nocase = NULL;
g_free (file->collate_key);
file->collate_key = NULL;
/* free thumbnail path */
g_free (file->thumbnail_path);
file->thumbnail_path = NULL;
/* assume the file is mounted by default */
FLAG_SET (file, THUNAR_FILE_FLAG_IS_MOUNTED);
/* set thumb state to unknown */
FLAG_SET_THUMB_STATE (file, THUNAR_FILE_THUMB_STATE_UNKNOWN);
}
static void
thunar_file_info_reload (ThunarFile *file,
GCancellable *cancellable)
{
const gchar *target_uri;
GKeyFile *key_file;
gchar *p;
const gchar *display_name;
gboolean is_secure = FALSE;
gchar *casefold;
gchar *path;
_thunar_return_if_fail (THUNAR_IS_FILE (file));
_thunar_return_if_fail (file->info == NULL || G_IS_FILE_INFO (file->info));
if (G_LIKELY (file->info != NULL))
{
/* this is requested so often, cache it */
file->kind = g_file_info_get_file_type (file->info);
if (file->kind == G_FILE_TYPE_MOUNTABLE)
{
target_uri = g_file_info_get_attribute_string (file->info, G_FILE_ATTRIBUTE_STANDARD_TARGET_URI);
if (target_uri != NULL
&& !g_file_info_get_attribute_boolean (file->info, G_FILE_ATTRIBUTE_MOUNTABLE_CAN_MOUNT))
FLAG_SET (file, THUNAR_FILE_FLAG_IS_MOUNTED);
else
FLAG_UNSET (file, THUNAR_FILE_FLAG_IS_MOUNTED);
}
}
/* determine the basename */
file->basename = g_file_get_basename (file->gfile);
_thunar_assert (file->basename != NULL);
/* problematic files with content type reading */
if (strcmp (file->basename, "kmsg") == 0
&& g_file_is_native (file->gfile))
{
path = g_file_get_path (file->gfile);
if (g_strcmp0 (path, "/proc/kmsg") == 0)
file->content_type = g_strdup (DEFAULT_CONTENT_TYPE);
g_free (path);
}
/* check if this file is a desktop entry */
if (thunar_file_is_desktop_file (file, &is_secure) && is_secure)
{
/* determine the custom icon and display name for .desktop files */
/* query a key file for the .desktop file */
key_file = thunar_g_file_query_key_file (file->gfile, cancellable, NULL);
if (key_file != NULL)
{
/* read the icon name from the .desktop file */
file->custom_icon_name = g_key_file_get_string (key_file,
G_KEY_FILE_DESKTOP_GROUP,
G_KEY_FILE_DESKTOP_KEY_ICON,
NULL);
if (G_UNLIKELY (exo_str_is_empty (file->custom_icon_name)))
{
/* make sure we set null if the string is empty else the assertion in
* thunar_icon_factory_lookup_icon() will fail */
g_free (file->custom_icon_name);
file->custom_icon_name = NULL;
}
else
{
/* drop any suffix (e.g. '.png') from themed icons */
if (!g_path_is_absolute (file->custom_icon_name))
{
p = strrchr (file->custom_icon_name, '.');
if (p != NULL)
*p = '\0';
}
}
/* read the display name from the .desktop file (will be overwritten later
* if it's undefined here) */
file->display_name = g_key_file_get_locale_string (key_file,
G_KEY_FILE_DESKTOP_GROUP,
G_KEY_FILE_DESKTOP_KEY_NAME,
NULL, NULL);
/* drop the name if it's empty or has invalid encoding */
if (exo_str_is_empty (file->display_name)
|| !g_utf8_validate (file->display_name, -1, NULL))
{
g_free (file->display_name);
file->display_name = NULL;
}
/* free the key file */
g_key_file_free (key_file);
}
}
/* determine the display name */
if (file->display_name == NULL)
{
if (G_LIKELY (file->info != NULL))
{
display_name = g_file_info_get_display_name (file->info);
if (G_LIKELY (display_name != NULL))
{
if (strcmp (display_name, "/") == 0)
file->display_name = g_strdup (_("File System"));
else
file->display_name = g_strdup (display_name);
}
}
/* faccl back to a name for the gfile */
if (file->display_name == NULL)
file->display_name = thunar_g_file_get_display_name (file->gfile);
}
/* create case sensitive collation key */
file->collate_key = g_utf8_collate_key_for_filename (file->display_name, -1);
/* lowercase the display name */
casefold = g_utf8_casefold (file->display_name, -1);
/* if the lowercase name is equal, only peek the already hash key */
if (casefold != NULL && strcmp (casefold, file->display_name) != 0)
file->collate_key_nocase = g_utf8_collate_key_for_filename (casefold, -1);
else
file->collate_key_nocase = file->collate_key;
/* cleanup */
g_free (casefold);
}
static void
thunar_file_get_async_finish (GObject *object,
GAsyncResult *result,
gpointer user_data)
{
ThunarFileGetData *data = user_data;
ThunarFile *file;
GFileInfo *file_info;
GError *error = NULL;
GFile *location = G_FILE (object);
_thunar_return_if_fail (G_IS_FILE (location));
_thunar_return_if_fail (G_IS_ASYNC_RESULT (result));
/* finish querying the file information */
file_info = g_file_query_info_finish (location, result, &error);
/* allocate a new file object */
file = g_object_new (THUNAR_TYPE_FILE, NULL);
file->gfile = g_object_ref (location);
/* reset the file */
thunar_file_info_clear (file);
/* set the file information */
file->info = file_info;
/* update the file from the information */
thunar_file_info_reload (file, data->cancellable);
/* update the mounted info */
if (error != NULL
&& error->domain == G_IO_ERROR
&& error->code == G_IO_ERROR_NOT_MOUNTED)
{
FLAG_UNSET (file, THUNAR_FILE_FLAG_IS_MOUNTED);
g_clear_error (&error);
}
/* insert the file into the cache */
G_LOCK (file_cache_mutex);
#ifdef G_ENABLE_DEBUG
/* check if there is no instance created in the meantime */
_thunar_assert (g_hash_table_lookup (file_cache, file->gfile) == NULL);
#endif
g_hash_table_insert (file_cache, g_object_ref (file->gfile), file);
G_UNLOCK (file_cache_mutex);
/* pass the loaded file and possible errors to the return function */
(data->func) (location, file, error, data->user_data);
/* release the file, see description in ThunarFileGetFunc */
g_object_unref (file);
/* free the error, if there is any */
if (error != NULL)
g_error_free (error);
/* release the get data */
if (data->cancellable != NULL)
g_object_unref (data->cancellable);
g_slice_free (ThunarFileGetData, data);
}
/**
* thunar_file_load:
* @file : a #ThunarFile.
* @cancellable : a #GCancellable.
* @error : return location for errors or %NULL.
*
* Loads all information about the file. As this is a possibly
* blocking call, it can be cancelled using @cancellable.
*
* If loading the file fails or the operation is cancelled,
* @error will be set.
*
* Return value: %TRUE on success, %FALSE on error or interruption.
**/
static gboolean
thunar_file_load (ThunarFile *file,
GCancellable *cancellable,
GError **error)
{
GError *err = NULL;
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), FALSE);
_thunar_return_val_if_fail (error == NULL || *error == NULL, FALSE);
_thunar_return_val_if_fail (cancellable == NULL || G_IS_CANCELLABLE (cancellable), FALSE);
_thunar_return_val_if_fail (G_IS_FILE (file->gfile), FALSE);
/* reset the file */
thunar_file_info_clear (file);
/* query a new file info */
file->info = g_file_query_info (file->gfile,
THUNARX_FILE_INFO_NAMESPACE,
G_FILE_QUERY_INFO_NONE,
cancellable, &err);
/* update the file from the information */
thunar_file_info_reload (file, cancellable);
/* update the mounted info */
if (err != NULL
&& err->domain == G_IO_ERROR
&& err->code == G_IO_ERROR_NOT_MOUNTED)
{
FLAG_UNSET (file, THUNAR_FILE_FLAG_IS_MOUNTED);
g_clear_error (&err);
}
if (err != NULL)
{
g_propagate_error (error, err);
return FALSE;
}
else
{
return TRUE;
}
}
/**
* thunar_file_get:
* @file : a #GFile.
* @error : return location for errors.
*
* Looks up the #ThunarFile referred to by @file. This function may return a
* ThunarFile even though the file doesn't actually exist. This is the case
* with remote URIs (like SFTP) for instance, if they are not mounted.
*
* The caller is responsible to call g_object_unref()
* when done with the returned object.
*
* Return value: the #ThunarFile for @file or %NULL on errors.
**/
ThunarFile*
thunar_file_get (GFile *gfile,
GError **error)
{
ThunarFile *file;
_thunar_return_val_if_fail (G_IS_FILE (gfile), NULL);
/* check if we already have a cached version of that file */
file = thunar_file_cache_lookup (gfile);
if (G_UNLIKELY (file != NULL))
{
/* return the file, it already has an additional ref set
* in thunar_file_cache_lookup */
}
else
{
/* allocate a new object */
file = g_object_new (THUNAR_TYPE_FILE, NULL);
file->gfile = g_object_ref (gfile);
if (thunar_file_load (file, NULL, error))
{
/* setup lock until the file is inserted */
G_LOCK (file_cache_mutex);
/* insert the file into the cache */
g_hash_table_insert (file_cache, g_object_ref (file->gfile), file);
/* done inserting in the cache */
G_UNLOCK (file_cache_mutex);
}
else
{
/* failed loading, destroy the file */
g_object_unref (file);
/* make sure we return NULL */
file = NULL;
}
}
return file;
}
/**
* thunar_file_get_with_info:
* @uri : an URI or an absolute filename.
* @info : #GFileInfo to use when loading the info.
* @not_mounted : if the file is mounted.
*
* Looks up the #ThunarFile referred to by @file. This function may return a
* ThunarFile even though the file doesn't actually exist. This is the case
* with remote URIs (like SFTP) for instance, if they are not mounted.
*
* This function does not use g_file_query_info() to get the info,
* but takes a reference on the @info,
*
* The caller is responsible to call g_object_unref()
* when done with the returned object.
*
* Return value: the #ThunarFile for @file or %NULL on errors.
**/
ThunarFile *
thunar_file_get_with_info (GFile *gfile,
GFileInfo *info,
gboolean not_mounted)
{
ThunarFile *file;
_thunar_return_val_if_fail (G_IS_FILE (gfile), NULL);
_thunar_return_val_if_fail (G_IS_FILE_INFO (info), NULL);
/* check if we already have a cached version of that file */
file = thunar_file_cache_lookup (gfile);
if (G_UNLIKELY (file != NULL))
{
/* return the file, it already has an additional ref set
* in thunar_file_cache_lookup */
}
else
{
/* allocate a new object */
file = g_object_new (THUNAR_TYPE_FILE, NULL);
file->gfile = g_object_ref (gfile);
/* reset the file */
thunar_file_info_clear (file);
/* set the passed info */
file->info = g_object_ref (info);
/* update the file from the information */
thunar_file_info_reload (file, NULL);
/* update the mounted info */
if (not_mounted)
FLAG_UNSET (file, THUNAR_FILE_FLAG_IS_MOUNTED);
/* setup lock until the file is inserted */
G_LOCK (file_cache_mutex);
/* insert the file into the cache */
g_hash_table_insert (file_cache, g_object_ref (file->gfile), file);
/* done inserting in the cache */
G_UNLOCK (file_cache_mutex);
}
return file;
}
/**
* thunar_file_get_for_uri:
* @uri : an URI or an absolute filename.
* @error : return location for errors or %NULL.
*
* Convenience wrapper function for thunar_file_get_for_path(), as its
* often required to determine a #ThunarFile for a given @uri.
*
* The caller is responsible to free the returned object using
* g_object_unref() when no longer needed.
*
* Return value: the #ThunarFile for the given @uri or %NULL if
* unable to determine.
**/
ThunarFile*
thunar_file_get_for_uri (const gchar *uri,
GError **error)
{
ThunarFile *file;
GFile *path;
_thunar_return_val_if_fail (uri != NULL, NULL);
_thunar_return_val_if_fail (error == NULL || *error == NULL, NULL);
path = g_file_new_for_commandline_arg (uri);
file = thunar_file_get (path, error);
g_object_unref (path);
return file;
}
/**
* thunar_file_get_async:
**/
void
thunar_file_get_async (GFile *location,
GCancellable *cancellable,
ThunarFileGetFunc func,
gpointer user_data)
{
ThunarFile *file;
ThunarFileGetData *data;
_thunar_return_if_fail (G_IS_FILE (location));
_thunar_return_if_fail (func != NULL);
/* check if we already have a cached version of that file */
file = thunar_file_cache_lookup (location);
if (G_UNLIKELY (file != NULL))
{
/* call the return function with the file from the cache */
(func) (location, file, NULL, user_data);
g_object_unref (file);
}
else
{
/* allocate get data */
data = g_slice_new0 (ThunarFileGetData);
data->user_data = user_data;
data->func = func;
if (cancellable != NULL)
data->cancellable = g_object_ref (cancellable);
/* load the file information asynchronously */
g_file_query_info_async (location,
THUNARX_FILE_INFO_NAMESPACE,
G_FILE_QUERY_INFO_NONE,
G_PRIORITY_DEFAULT,
cancellable,
thunar_file_get_async_finish,
data);
}
}
/**
* thunar_file_get_file:
* @file : a #ThunarFile instance.
*
* Returns the #GFile that refers to the location of @file.
*
* The returned #GFile is owned by @file and must not be released
* with g_object_unref().
*
* Return value: the #GFile corresponding to @file.
**/
GFile *
thunar_file_get_file (const ThunarFile *file)
{
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), NULL);
_thunar_return_val_if_fail (G_IS_FILE (file->gfile), NULL);
return file->gfile;
}
/**
* thunar_file_get_info:
* @file : a #ThunarFile instance.
*
* Returns the #GFileInfo for @file.
*
* Note, that there's no reference taken for the caller on the
* returned #GFileInfo, so if you need the object for a longer
* perioud, you'll need to take a reference yourself using the
* g_object_ref() method.
*
* Return value: the #GFileInfo for @file or %NULL.
**/
GFileInfo *
thunar_file_get_info (const ThunarFile *file)
{
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), NULL);
_thunar_return_val_if_fail (file->info == NULL || G_IS_FILE_INFO (file->info), NULL);
return file->info;
}
/**
* thunar_file_get_parent:
* @file : a #ThunarFile instance.
* @error : return location for errors.
*
* Determines the parent #ThunarFile for @file. If @file has no parent or
* the user is not allowed to open the parent folder of @file, %NULL will
* be returned and @error will be set to point to a #GError that
* describes the cause. Else, the #ThunarFile will be returned, and
* the caller must call g_object_unref() on it.
*
* You may want to call thunar_file_has_parent() first to
* determine whether @file has a parent.
*
* Return value: the parent #ThunarFile or %NULL.
**/
ThunarFile*
thunar_file_get_parent (const ThunarFile *file,
GError **error)
{
ThunarFile *parent = NULL;
GFile *parent_file;
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), NULL);
_thunar_return_val_if_fail (error == NULL || *error == NULL, NULL);
parent_file = g_file_get_parent (file->gfile);
if (parent_file == NULL)
{
g_set_error (error, G_FILE_ERROR, G_FILE_ERROR_NOENT, _("The root folder has no parent"));
return NULL;
}
parent = thunar_file_get (parent_file, error);
g_object_unref (parent_file);
return parent;
}
/**
* thunar_file_check_loaded:
* @file : a #ThunarFile instance.
*
* Check if @file has its information loaded, if not, try this once else
* return %FALSE.
*
* Return value: %TRUE on success, else %FALSE.
**/
gboolean
thunar_file_check_loaded (ThunarFile *file)
{
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), FALSE);
if (G_UNLIKELY (file->info == NULL))
thunar_file_load (file, NULL, NULL);
return (file->info != NULL);
}
/**
* thunar_file_execute:
* @file : a #ThunarFile instance.
* @working_directory : the working directory used to resolve relative filenames
* in @file_list.
* @parent : %NULL, a #GdkScreen or #GtkWidget.
* @file_list : the list of #GFile<!---->s to supply to @file on execution.
* @startup_id : startup id for the new window (send over for dbus) or %NULL.
* @error : return location for errors or %NULL.
*
* Tries to execute @file on the specified @screen. If @file is executable
* and could have been spawned successfully, %TRUE is returned, else %FALSE
* will be returned and @error will be set to point to the error location.
*
* Return value: %TRUE on success, else %FALSE.
**/
gboolean
thunar_file_execute (ThunarFile *file,
GFile *working_directory,
gpointer parent,
GList *file_list,
const gchar *startup_id,
GError **error)
{
gboolean snotify = FALSE;
gboolean terminal;
gboolean result = FALSE;
GKeyFile *key_file;
GError *err = NULL;
GFile *file_parent;
gchar *icon_name = NULL;
gchar *name;
gchar *type;
gchar *url;
gchar *location;
gchar *escaped_location;
gchar **argv = NULL;
gchar *exec;
gchar *directory = NULL;
gboolean is_secure = FALSE;
guint32 stimestamp = 0;
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), FALSE);
_thunar_return_val_if_fail (error == NULL || *error == NULL, FALSE);
location = thunar_g_file_get_location (file->gfile);
if (thunar_file_is_desktop_file (file, &is_secure))
{
/* parse file first, even if it is insecure */
key_file = thunar_g_file_query_key_file (file->gfile, NULL, &err);
if (key_file == NULL)
{
g_set_error (error, G_FILE_ERROR, G_FILE_ERROR_INVAL,
_("Failed to parse the desktop file: %s"), err->message);
g_error_free (err);
return FALSE;
}
type = g_key_file_get_string (key_file, G_KEY_FILE_DESKTOP_GROUP, G_KEY_FILE_DESKTOP_KEY_TYPE, NULL);
if (G_LIKELY (exo_str_is_equal (type, "Application")))
{
exec = g_key_file_get_string (key_file, G_KEY_FILE_DESKTOP_GROUP, G_KEY_FILE_DESKTOP_KEY_EXEC, NULL);
if (G_LIKELY (exec != NULL))
{
/* if the .desktop file is not secure, ask user what to do */
if (is_secure || thunar_dialogs_show_insecure_program (parent, _("Untrusted application launcher"), file, exec))
{
/* parse other fields */
name = g_key_file_get_locale_string (key_file, G_KEY_FILE_DESKTOP_GROUP, G_KEY_FILE_DESKTOP_KEY_NAME, NULL, NULL);
icon_name = g_key_file_get_string (key_file, G_KEY_FILE_DESKTOP_GROUP, G_KEY_FILE_DESKTOP_KEY_ICON, NULL);
directory = g_key_file_get_string (key_file, G_KEY_FILE_DESKTOP_GROUP, G_KEY_FILE_DESKTOP_KEY_PATH, NULL);
terminal = g_key_file_get_boolean (key_file, G_KEY_FILE_DESKTOP_GROUP, G_KEY_FILE_DESKTOP_KEY_TERMINAL, NULL);
snotify = g_key_file_get_boolean (key_file, G_KEY_FILE_DESKTOP_GROUP, G_KEY_FILE_DESKTOP_KEY_STARTUP_NOTIFY, NULL);
result = thunar_exec_parse (exec, file_list, icon_name, name, location, terminal, NULL, &argv, error);
g_free (name);
}
else
{
/* fall-through to free value and leave without execution */
result = TRUE;
}
g_free (exec);
}
else
{
/* TRANSLATORS: `Exec' is a field name in a .desktop file. Don't translate it. */
g_set_error (error, G_FILE_ERROR, G_FILE_ERROR_INVAL,
_("No Exec field specified"));
}
}
else if (exo_str_is_equal (type, "Link"))
{
url = g_key_file_get_string (key_file, G_KEY_FILE_DESKTOP_GROUP, G_KEY_FILE_DESKTOP_KEY_URL, NULL);
if (G_LIKELY (url != NULL))
{
/* if the .desktop file is not secure, ask user what to do */
if (is_secure || thunar_dialogs_show_insecure_program (parent, _("Untrusted link launcher"), file, url))
{
/* pass the URL to the webbrowser, this could be a bit strange,
* but then at least we are on the secure side */
argv = g_new (gchar *, 3);
argv[0] = g_strdup ("exo-open");
argv[1] = url;
argv[2] = NULL;
}
result = TRUE;
}
else
{
/* TRANSLATORS: `URL' is a field name in a .desktop file. Don't translate it. */
g_set_error (error, G_FILE_ERROR, G_FILE_ERROR_INVAL,
_("No URL field specified"));
}
}
else
{
g_set_error_literal (error, G_FILE_ERROR, G_FILE_ERROR_INVAL, _("Invalid desktop file"));
}
g_free (type);
g_key_file_free (key_file);
}
else
{
/* fake the Exec line */
escaped_location = g_shell_quote (location);
exec = g_strconcat (escaped_location, " %F", NULL);
result = thunar_exec_parse (exec, file_list, NULL, NULL, NULL, FALSE, NULL, &argv, error);
g_free (escaped_location);
g_free (exec);
}
if (G_LIKELY (result && argv != NULL))
{
/* use other directory if the Path from the desktop file was not set */
if (G_LIKELY (directory == NULL))
{
/* determine the working directory */
if (G_LIKELY (working_directory != NULL))
{
/* copy the working directory provided to this method */
directory = g_file_get_path (working_directory);
}
else if (file_list != NULL)
{
/* use the directory of the first list item */
file_parent = g_file_get_parent (file_list->data);
directory = (file_parent != NULL) ? thunar_g_file_get_location (file_parent) : NULL;
g_object_unref (file_parent);
}
else
{
/* use the directory of the executable file */
parent = g_file_get_parent (file->gfile);
directory = (parent != NULL) ? thunar_g_file_get_location (parent) : NULL;
g_object_unref (parent);
}
}
/* check if a startup id was passed (launch request over dbus) */
if (startup_id != NULL && *startup_id != '\0')
{
/* parse startup_id string and extract timestamp
* format: <unique>_TIME<timestamp>) */
gchar *time_str = g_strrstr (startup_id, "_TIME");
if (time_str != NULL)
{
gchar *end;
/* ignore the "_TIME" part */
time_str += 5;
stimestamp = strtoul (time_str, &end, 0);
if (end == time_str)
stimestamp = 0;
}
}
else
{
/* use current event time */
stimestamp = gtk_get_current_event_time ();
}
/* execute the command */
result = xfce_spawn_on_screen (thunar_util_parse_parent (parent, NULL),
directory, argv, NULL, G_SPAWN_SEARCH_PATH,
snotify, stimestamp, icon_name, error);
}
/* clean up */
g_strfreev (argv);
g_free (location);
g_free (directory);
g_free (icon_name);
return result;
}
/**
* thunar_file_launch:
* @file : a #ThunarFile instance.
* @parent : a #GtkWidget or a #GdkScreen on which to launch the @file.
* May also be %NULL in which case the default #GdkScreen will
* be used.
* @startup_id : startup id for the new window (send over for dbus) or %NULL.
* @error : return location for errors or %NULL.
*
* If @file is an executable file, tries to execute it. Else if @file is
* a directory, opens a new #ThunarWindow to display the directory. Else,
* the default handler for @file is determined and run.
*
* The @parent can be either a #GtkWidget or a #GdkScreen, on which to
* launch the @file. If @parent is a #GtkWidget, the chooser dialog (if
* no default application is available for @file) will be transient for
* @parent. Else if @parent is a #GdkScreen it specifies the screen on
* which to launch @file.
*
* Return value: %TRUE on success, else %FALSE.
**/
gboolean
thunar_file_launch (ThunarFile *file,
gpointer parent,
const gchar *startup_id,
GError **error)
{
GdkAppLaunchContext *context;
ThunarApplication *application;
GAppInfo *app_info;
gboolean succeed;
GList path_list;
GdkScreen *screen;
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), FALSE);
_thunar_return_val_if_fail (error == NULL || *error == NULL, FALSE);
_thunar_return_val_if_fail (parent == NULL || GDK_IS_SCREEN (parent) || GTK_IS_WIDGET (parent), FALSE);
screen = thunar_util_parse_parent (parent, NULL);
/* check if we have a folder here */
if (thunar_file_is_directory (file))
{
application = thunar_application_get ();
thunar_application_open_window (application, file, screen, startup_id);
g_object_unref (G_OBJECT (application));
return TRUE;
}
/* check if we should execute the file */
if (thunar_file_is_executable (file))
return thunar_file_execute (file, NULL, parent, NULL, NULL, error);
/* determine the default application to open the file */
/* TODO We should probably add a cancellable argument to thunar_file_launch() */
app_info = thunar_file_get_default_handler (THUNAR_FILE (file));
/* display the application chooser if no application is defined for this file
* type yet */
if (G_UNLIKELY (app_info == NULL))
{
thunar_show_chooser_dialog (parent, file, TRUE);
return TRUE;
}
/* HACK: check if we're not trying to launch another file manager again, possibly
* ourselfs which will end in a loop */
if (g_strcmp0 (g_app_info_get_id (app_info), "exo-file-manager.desktop") == 0
|| g_strcmp0 (g_app_info_get_id (app_info), "Thunar.desktop") == 0
|| g_strcmp0 (g_app_info_get_name (app_info), "exo-file-manager") == 0)
{
g_object_unref (G_OBJECT (app_info));
thunar_show_chooser_dialog (parent, file, TRUE);
return TRUE;
}
/* fake a path list */
path_list.data = file->gfile;
path_list.next = path_list.prev = NULL;
/* create a launch context */
context = gdk_app_launch_context_new ();
gdk_app_launch_context_set_screen (context, screen);
gdk_app_launch_context_set_timestamp (context, gtk_get_current_event_time ());
/* otherwise try to execute the application */
succeed = g_app_info_launch (app_info, &path_list, G_APP_LAUNCH_CONTEXT (context), error);
/* destroy the launch context */
g_object_unref (context);
/* release the handler reference */
g_object_unref (G_OBJECT (app_info));
return succeed;
}
/**
* thunar_file_rename:
* @file : a #ThunarFile instance.
* @name : the new file name in UTF-8 encoding.
* @error : return location for errors or %NULL.
*
* Tries to rename @file to the new @name. If @file cannot be renamed,
* %FALSE will be returned and @error will be set accordingly. Else, if
* the operation succeeds, %TRUE will be returned, and @file will have
* a new URI and a new display name.
*
* When offering a rename action in the user interface, the implementation
* should first check whether the file is available, using the
* thunar_file_is_renameable() method.
*
* Return value: %TRUE on success, else %FALSE.
**/
gboolean
thunar_file_rename (ThunarFile *file,
const gchar *name,
GCancellable *cancellable,
gboolean called_from_job,
GError **error)
{
GKeyFile *key_file;
GError *err = NULL;
GFile *renamed_file;
gboolean is_secure;
const gchar * const *languages;
guint i;
gboolean name_set = FALSE;
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), FALSE);
_thunar_return_val_if_fail (g_utf8_validate (name, -1, NULL), FALSE);
_thunar_return_val_if_fail (cancellable == NULL || G_IS_CANCELLABLE (cancellable), FALSE);
_thunar_return_val_if_fail (error == NULL || *error == NULL, FALSE);
/* check if this file is a desktop entry */
if (thunar_file_is_desktop_file (file, &is_secure)
&& is_secure)
{
/* try to load the desktop entry into a key file */
key_file = thunar_g_file_query_key_file (file->gfile, cancellable, &err);
if (key_file == NULL)
{
g_set_error (error, G_FILE_ERROR, G_FILE_ERROR_INVAL,
_("Failed to parse the desktop file: %s"), err->message);
g_error_free (err);
return FALSE;
}
/* check if we can set the language name */
languages = g_get_language_names ();
if (languages != NULL)
{
for (i = 0; !name_set && languages[i] != NULL; i++)
{
/* skip C language */
if (g_ascii_strcasecmp (languages[i], "C") == 0)
continue;
/* change the translated Name field of the desktop entry */
g_key_file_set_locale_string (key_file, G_KEY_FILE_DESKTOP_GROUP,
G_KEY_FILE_DESKTOP_KEY_NAME,
languages[i], name);
/* done */
name_set = TRUE;
}
}
if (!name_set)
{
/* change the Name field of the desktop entry */
g_key_file_set_string (key_file, G_KEY_FILE_DESKTOP_GROUP,
G_KEY_FILE_DESKTOP_KEY_NAME, name);
}
/* write the changes back to the file */
if (thunar_g_file_write_key_file (file->gfile, key_file, cancellable, &err))
{
/* reload file information */
thunar_file_load (file, NULL, NULL);
if (!called_from_job)
{
/* tell the associated folder that the file was renamed */
thunarx_file_info_renamed (THUNARX_FILE_INFO (file));
/* notify everybody that the file has changed */
thunar_file_changed (file);
}
/* release the key file and return with success */
g_key_file_free (key_file);
return TRUE;
}
else
{
/* propagate the error message and return with failure */
g_propagate_error (error, err);
g_key_file_free (key_file);
return FALSE;
}
}
else
{
G_LOCK (file_rename_mutex);
/* try to rename the file */
renamed_file = g_file_set_display_name (file->gfile, name, cancellable, error);
/* check if we succeeded */
if (renamed_file != NULL)
{
/* notify the file is renamed */
thunar_file_monitor_moved (file, renamed_file);
g_object_unref (G_OBJECT (renamed_file));
if (!called_from_job)
{
/* emit the file changed signal */
thunar_file_changed (file);
}
G_UNLOCK (file_rename_mutex);
return TRUE;
}
else
{
G_UNLOCK (file_rename_mutex);
return FALSE;
}
}
}
/**
* thunar_file_accepts_drop:
* @file : a #ThunarFile instance.
* @file_list : the list of #GFile<!---->s that will be droppped.
* @context : the current #GdkDragContext, which is used for the drop.
* @suggested_action_return : return location for the suggested #GdkDragAction or %NULL.
*
* Checks whether @file can accept @path_list for the given @context and
* returns the #GdkDragAction<!---->s that can be used or 0 if no actions
* apply.
*
* If any #GdkDragAction<!---->s apply and @suggested_action_return is not
* %NULL, the suggested #GdkDragAction for this drop will be stored to the
* location pointed to by @suggested_action_return.
*
* Return value: the #GdkDragAction<!---->s supported for the drop or
* 0 if no drop is possible.
**/
GdkDragAction
thunar_file_accepts_drop (ThunarFile *file,
GList *file_list,
GdkDragContext *context,
GdkDragAction *suggested_action_return)
{
GdkDragAction suggested_action;
GdkDragAction actions;
ThunarFile *ofile;
GFile *parent_file;
GList *lp;
guint n;
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), 0);
_thunar_return_val_if_fail (GDK_IS_DRAG_CONTEXT (context), 0);
/* we can never drop an empty list */
if (G_UNLIKELY (file_list == NULL))
return 0;
/* default to whatever GTK+ thinks for the suggested action */
suggested_action = context->suggested_action;
/* check if we have a writable directory here or an executable file */
if (thunar_file_is_directory (file) && thunar_file_is_writable (file))
{
/* determine the possible actions */
actions = context->actions & (GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK | GDK_ACTION_ASK);
/* cannot create symbolic links in the trash or copy to the trash */
if (thunar_file_is_trashed (file))
actions &= ~(GDK_ACTION_COPY | GDK_ACTION_LINK);
/* check up to 100 of the paths (just in case somebody tries to
* drag around his music collection with 5000 files).
*/
for (lp = file_list, n = 0; lp != NULL && n < 100; lp = lp->next, ++n)
{
/* we cannot drop a file on itself */
if (G_UNLIKELY (g_file_equal (file->gfile, lp->data)))
return 0;
/* check whether source and destination are the same */
parent_file = g_file_get_parent (lp->data);
if (G_LIKELY (parent_file != NULL))
{
if (g_file_equal (file->gfile, parent_file))
{
g_object_unref (parent_file);
return 0;
}
else
g_object_unref (parent_file);
}
/* copy/move/link within the trash not possible */
if (G_UNLIKELY (thunar_g_file_is_trashed (lp->data) && thunar_file_is_trashed (file)))
return 0;
}
/* if the source offers both copy and move and the GTK+ suggested action is copy, try to be smart telling whether
* we should copy or move by default by checking whether the source and target are on the same disk.
*/
if ((actions & (GDK_ACTION_COPY | GDK_ACTION_MOVE)) != 0
&& (suggested_action == GDK_ACTION_COPY))
{
/* default to move as suggested action */
suggested_action = GDK_ACTION_MOVE;
/* check for up to 100 files, for the reason state above */
for (lp = file_list, n = 0; lp != NULL && n < 100; lp = lp->next, ++n)
{
/* dropping from the trash always suggests move */
if (G_UNLIKELY (thunar_g_file_is_trashed (lp->data)))
break;
/* determine the cached version of the source file */
ofile = thunar_file_cache_lookup (lp->data);
/* fallback to non-cached version */
if (ofile == NULL)
ofile = thunar_file_get (lp->data, NULL);
/* we have only move if we know the source and both the source and the target
* are on the same disk, and the source file is owned by the current user.
*/
if (ofile == NULL
|| !thunar_file_same_filesystem (file, ofile)
|| (ofile->info != NULL
&& g_file_info_get_attribute_uint32 (ofile->info,
G_FILE_ATTRIBUTE_UNIX_UID) != effective_user_id))
{
/* default to copy and get outa here */
suggested_action = GDK_ACTION_COPY;
break;
}
if (ofile != NULL)
g_object_unref (ofile);
}
}
}
else if (thunar_file_is_executable (file))
{
/* determine the possible actions */
actions = context->actions & (GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK | GDK_ACTION_PRIVATE);
}
else
return 0;
/* determine the preferred action based on the context */
if (G_LIKELY (suggested_action_return != NULL))
{
/* determine a working action */
if (G_LIKELY ((suggested_action & actions) != 0))
*suggested_action_return = suggested_action;
else if ((actions & GDK_ACTION_ASK) != 0)
*suggested_action_return = GDK_ACTION_ASK;
else if ((actions & GDK_ACTION_COPY) != 0)
*suggested_action_return = GDK_ACTION_COPY;
else if ((actions & GDK_ACTION_LINK) != 0)
*suggested_action_return = GDK_ACTION_LINK;
else if ((actions & GDK_ACTION_MOVE) != 0)
*suggested_action_return = GDK_ACTION_MOVE;
else
*suggested_action_return = GDK_ACTION_PRIVATE;
}
/* yeppa, we can drop here */
return actions;
}
/**
* thunar_file_get_date:
* @file : a #ThunarFile instance.
* @date_type : the kind of date you are interested in.
*
* Queries the given @date_type from @file and returns the result.
*
* Return value: the time for @file of the given @date_type.
**/
guint64
thunar_file_get_date (const ThunarFile *file,
ThunarFileDateType date_type)
{
const gchar *attribute;
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), 0);
if (file->info == NULL)
return 0;
switch (date_type)
{
case THUNAR_FILE_DATE_ACCESSED:
attribute = G_FILE_ATTRIBUTE_TIME_ACCESS;
break;
case THUNAR_FILE_DATE_CHANGED:
attribute = G_FILE_ATTRIBUTE_TIME_CHANGED;
break;
case THUNAR_FILE_DATE_MODIFIED:
attribute = G_FILE_ATTRIBUTE_TIME_MODIFIED;
break;
default:
_thunar_assert_not_reached ();
}
return g_file_info_get_attribute_uint64 (file->info, attribute);
}
/**
* thunar_file_get_date_string:
* @file : a #ThunarFile instance.
* @date_type : the kind of date you are interested to know about @file.
* @date_style : the style used to format the date.
*
* Tries to determine the @date_type of @file, and if @file supports the
* given @date_type, it'll be formatted as string and returned. The
* caller is responsible for freeing the string using the g_free()
* function.
*
* Return value: the @date_type of @file formatted as string.
**/
gchar*
thunar_file_get_date_string (const ThunarFile *file,
ThunarFileDateType date_type,
ThunarDateStyle date_style)
{
return thunar_util_humanize_file_time (thunar_file_get_date (file, date_type), date_style);
}
/**
* thunar_file_get_mode_string:
* @file : a #ThunarFile instance.
*
* Returns the mode of @file as text. You'll need to free
* the result using g_free() when you're done with it.
*
* Return value: the mode of @file as string.
**/
gchar*
thunar_file_get_mode_string (const ThunarFile *file)
{
ThunarFileMode mode;
GFileType kind;
gchar *text;
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), NULL);
kind = thunar_file_get_kind (file);
mode = thunar_file_get_mode (file);
text = g_new (gchar, 11);
/* file type */
/* TODO earlier versions of Thunar had 'P' for ports and
* 'D' for doors. Do we still need those? */
switch (kind)
{
case G_FILE_TYPE_SYMBOLIC_LINK: text[0] = 'l'; break;
case G_FILE_TYPE_REGULAR: text[0] = '-'; break;
case G_FILE_TYPE_DIRECTORY: text[0] = 'd'; break;
case G_FILE_TYPE_SPECIAL:
case G_FILE_TYPE_UNKNOWN:
default:
if (S_ISCHR (mode))
text[0] = 'c';
else if (S_ISSOCK (mode))
text[0] = 's';
else if (S_ISFIFO (mode))
text[0] = 'f';
else if (S_ISBLK (mode))
text[0] = 'b';
else
text[0] = ' ';
}
/* permission flags */
text[1] = (mode & THUNAR_FILE_MODE_USR_READ) ? 'r' : '-';
text[2] = (mode & THUNAR_FILE_MODE_USR_WRITE) ? 'w' : '-';
text[3] = (mode & THUNAR_FILE_MODE_USR_EXEC) ? 'x' : '-';
text[4] = (mode & THUNAR_FILE_MODE_GRP_READ) ? 'r' : '-';
text[5] = (mode & THUNAR_FILE_MODE_GRP_WRITE) ? 'w' : '-';
text[6] = (mode & THUNAR_FILE_MODE_GRP_EXEC) ? 'x' : '-';
text[7] = (mode & THUNAR_FILE_MODE_OTH_READ) ? 'r' : '-';
text[8] = (mode & THUNAR_FILE_MODE_OTH_WRITE) ? 'w' : '-';
text[9] = (mode & THUNAR_FILE_MODE_OTH_EXEC) ? 'x' : '-';
/* special flags */
if (G_UNLIKELY (mode & THUNAR_FILE_MODE_SUID))
text[3] = 's';
if (G_UNLIKELY (mode & THUNAR_FILE_MODE_SGID))
text[6] = 's';
if (G_UNLIKELY (mode & THUNAR_FILE_MODE_STICKY))
text[9] = 't';
text[10] = '\0';
return text;
}
/**
* thunar_file_get_size_string:
* @file : a #ThunarFile instance.
*
* Returns the size of the file as text in a human readable
* format. You'll need to free the result using g_free()
* if you're done with it.
*
* Return value: the size of @file in a human readable
* format.
**/
gchar *
thunar_file_get_size_string (const ThunarFile *file)
{
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), NULL);
return g_format_size (thunar_file_get_size (file));
}
/**
* thunar_file_get_size_string_formatted:
* @file : a #ThunarFile instance.
* @file_size_binary : indicates if file size format
* should be binary or not.
*
* Returns the size of the file as text in a human readable
* format in decimal or binary format. You'll need to free
* the result using g_free() if you're done with it.
*
* Return value: the size of @file in a human readable
* format.
**/
gchar *
thunar_file_get_size_string_formatted (const ThunarFile *file, const gboolean file_size_binary)
{
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), NULL);
return g_format_size_full (thunar_file_get_size (file),
file_size_binary ? G_FORMAT_SIZE_IEC_UNITS : G_FORMAT_SIZE_DEFAULT);
}
/**
* thunar_file_get_volume:
* @file : a #ThunarFile instance.
*
* Attempts to determine the #GVolume on which @file is located. If @file cannot
* determine it's volume, then %NULL will be returned. Else a #GVolume instance
* is returned which has to be released by the caller using g_object_unref().
*
* Return value: the #GVolume for @file or %NULL.
**/
GVolume*
thunar_file_get_volume (const ThunarFile *file)
{
GVolume *volume = NULL;
GMount *mount;
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), NULL);
/* TODO make this function call asynchronous */
mount = g_file_find_enclosing_mount (file->gfile, NULL, NULL);
if (mount != NULL)
{
volume = g_mount_get_volume (mount);
g_object_unref (mount);
}
return volume;
}
/**
* thunar_file_get_group:
* @file : a #ThunarFile instance.
*
* Determines the #ThunarGroup for @file. If there's no
* group associated with @file or if the system is unable to
* determine the group, %NULL will be returned.
*
* The caller is responsible for freeing the returned object
* using g_object_unref().
*
* Return value: the #ThunarGroup for @file or %NULL.
**/
ThunarGroup *
thunar_file_get_group (const ThunarFile *file)
{
guint32 gid;
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), NULL);
/* TODO what are we going to do on non-UNIX systems? */
gid = g_file_info_get_attribute_uint32 (file->info,
G_FILE_ATTRIBUTE_UNIX_GID);
return thunar_user_manager_get_group_by_id (user_manager, gid);
}
/**
* thunar_file_get_user:
* @file : a #ThunarFile instance.
*
* Determines the #ThunarUser for @file. If there's no
* user associated with @file or if the system is unable
* to determine the user, %NULL will be returned.
*
* The caller is responsible for freeing the returned object
* using g_object_unref().
*
* Return value: the #ThunarUser for @file or %NULL.
**/
ThunarUser*
thunar_file_get_user (const ThunarFile *file)
{
guint32 uid;
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), NULL);
/* TODO what are we going to do on non-UNIX systems? */
uid = g_file_info_get_attribute_uint32 (file->info,
G_FILE_ATTRIBUTE_UNIX_UID);
return thunar_user_manager_get_user_by_id (user_manager, uid);
}
/**
* thunar_file_get_content_type:
* @file : a #ThunarFile.
*
* Returns the content type of @file.
*
* Return value: content type of @file.
**/
const gchar *
thunar_file_get_content_type (ThunarFile *file)
{
GFileInfo *info;
GError *err = NULL;
const gchar *content_type = NULL;
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), NULL);
if (G_UNLIKELY (file->content_type == NULL))
{
G_LOCK (file_content_type_mutex);
/* make sure we weren't waiting for a lock */
if (G_UNLIKELY (file->content_type != NULL))
goto bailout;
/* make sure this is not loaded in the general info */
_thunar_assert (file->info == NULL
|| !g_file_info_has_attribute (file->info, G_FILE_ATTRIBUTE_STANDARD_CONTENT_TYPE));
if (G_UNLIKELY (file->kind == G_FILE_TYPE_DIRECTORY))
{
/* this we known for sure */
file->content_type = g_strdup ("inode/directory");
}
else
{
/* async load the content-type */
info = g_file_query_info (file->gfile,
G_FILE_ATTRIBUTE_STANDARD_CONTENT_TYPE,
G_FILE_QUERY_INFO_NONE,
NULL, &err);
if (G_LIKELY (info != NULL))
{
/* store the new content type */
content_type = g_file_info_get_content_type (info);
if (G_UNLIKELY (content_type != NULL))
file->content_type = g_strdup (content_type);
g_object_unref (G_OBJECT (info));
}
else
{
g_warning ("Content type loading failed for %s: %s",
thunar_file_get_display_name (file),
err->message);
g_error_free (err);
}
/* always provide a fallback */
if (file->content_type == NULL)
file->content_type = g_strdup (DEFAULT_CONTENT_TYPE);
}
bailout:
G_UNLOCK (file_content_type_mutex);
}
return file->content_type;
}
gboolean
thunar_file_load_content_type (ThunarFile *file)
{
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), TRUE);
if (file->content_type != NULL)
return FALSE;
thunar_file_get_content_type (file);
return TRUE;
}
/**
* thunar_file_get_symlink_target:
* @file : a #ThunarFile.
*
* Returns the path of the symlink target or %NULL if the @file
* is not a symlink.
*
* Return value: path of the symlink target or %NULL.
**/
const gchar *
thunar_file_get_symlink_target (const ThunarFile *file)
{
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), NULL);
if (file->info == NULL)
return NULL;
return g_file_info_get_symlink_target (file->info);
}
/**
* thunar_file_get_basename:
* @file : a #ThunarFile.
*
* Returns the basename of the @file in UTF-8 encoding.
*
* Return value: UTF-8 encoded basename of the @file.
**/
const gchar *
thunar_file_get_basename (const ThunarFile *file)
{
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), NULL);
return file->basename;
}
/**
* thunar_file_is_symlink:
* @file : a #ThunarFile.
*
* Returns %TRUE if @file is a symbolic link.
*
* Return value: %TRUE if @file is a symbolic link.
**/
gboolean
thunar_file_is_symlink (const ThunarFile *file)
{
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), FALSE);
if (file->info == NULL)
return FALSE;
return g_file_info_get_is_symlink (file->info);
}
/**
* thunar_file_get_size:
* @file : a #ThunarFile instance.
*
* Tries to determine the size of @file in bytes and
* returns the size.
*
* Return value: the size of @file in bytes.
**/
guint64
thunar_file_get_size (const ThunarFile *file)
{
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), 0);
if (file->info == NULL)
return 0;
return g_file_info_get_size (file->info);
}
/**
* thunar_file_get_default_handler:
* @file : a #ThunarFile instance.
*
* Returns the default #GAppInfo for @file or %NULL if there is none.
*
* The caller is responsible to free the returned #GAppInfo using
* g_object_unref().
*
* Return value: Default #GAppInfo for @file or %NULL if there is none.
**/
GAppInfo *
thunar_file_get_default_handler (const ThunarFile *file)
{
const gchar *content_type;
GAppInfo *app_info = NULL;
gboolean must_support_uris = FALSE;
gchar *path;
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), NULL);
content_type = thunar_file_get_content_type (THUNAR_FILE (file));
if (content_type != NULL)
{
path = g_file_get_path (file->gfile);
must_support_uris = (path == NULL);
g_free (path);
app_info = g_app_info_get_default_for_type (content_type, must_support_uris);
}
if (app_info == NULL)
app_info = g_file_query_default_handler (file->gfile, NULL, NULL);
return app_info;
}
/**
* thunar_file_get_kind:
* @file : a #ThunarFile instance.
*
* Returns the kind of @file.
*
* Return value: the kind of @file.
**/
GFileType
thunar_file_get_kind (const ThunarFile *file)
{
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), G_FILE_TYPE_UNKNOWN);
return file->kind;
}
GFile *
thunar_file_get_target_location (const ThunarFile *file)
{
const gchar *uri;
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), NULL);
if (file->info == NULL)
return g_object_ref (file->gfile);
uri = g_file_info_get_attribute_string (file->info,
G_FILE_ATTRIBUTE_STANDARD_TARGET_URI);
return (uri != NULL) ? g_file_new_for_uri (uri) : NULL;
}
/**
* thunar_file_get_mode:
* @file : a #ThunarFile instance.
*
* Returns the permission bits of @file.
*
* Return value: the permission bits of @file.
**/
ThunarFileMode
thunar_file_get_mode (const ThunarFile *file)
{
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), 0);
if (file->info == NULL)
return 0;
if (g_file_info_has_attribute (file->info, G_FILE_ATTRIBUTE_UNIX_MODE))
return g_file_info_get_attribute_uint32 (file->info, G_FILE_ATTRIBUTE_UNIX_MODE);
else
return thunar_file_is_directory (file) ? 0777 : 0666;
}
gboolean
thunar_file_is_mounted (const ThunarFile *file)
{
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), FALSE);
return FLAG_IS_SET (file, THUNAR_FILE_FLAG_IS_MOUNTED);
}
gboolean
thunar_file_exists (const ThunarFile *file)
{
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), FALSE);
return g_file_query_exists (file->gfile, NULL);
}
/**
* thunar_file_is_directory:
* @file : a #ThunarFile instance.
*
* Checks whether @file refers to a directory.
*
* Return value: %TRUE if @file is a directory.
**/
gboolean
thunar_file_is_directory (const ThunarFile *file)
{
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), FALSE);
return file->kind == G_FILE_TYPE_DIRECTORY;
}
/**
* thunar_file_is_shortcut:
* @file : a #ThunarFile instance.
*
* Checks whether @file refers to a shortcut to something else.
*
* Return value: %TRUE if @file is a shortcut.
**/
gboolean
thunar_file_is_shortcut (const ThunarFile *file)
{
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), FALSE);
return file->kind == G_FILE_TYPE_SHORTCUT;
}
/**
* thunar_file_is_mountable:
* @file : a #ThunarFile instance.
*
* Checks whether @file refers to a mountable file/directory.
*
* Return value: %TRUE if @file is a mountable file/directory.
**/
gboolean
thunar_file_is_mountable (const ThunarFile *file)
{
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), FALSE);
return file->kind == G_FILE_TYPE_MOUNTABLE;
}
/**
* thunar_file_is_local:
* @file : a #ThunarFile instance.
*
* Returns %TRUE if @file is a local file with the
* file:// URI scheme.
*
* Return value: %TRUE if @file is local.
**/
gboolean
thunar_file_is_local (const ThunarFile *file)
{
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), FALSE);
return g_file_has_uri_scheme (file->gfile, "file");
}
/**
* thunar_file_is_parent:
* @file : a #ThunarFile instance.
* @child : another #ThunarFile instance.
*
* Determines whether @file is the parent directory of @child.
*
* Return value: %TRUE if @file is the parent of @child.
**/
gboolean
thunar_file_is_parent (const ThunarFile *file,
const ThunarFile *child)
{
gboolean is_parent = FALSE;
GFile *parent;
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), FALSE);
_thunar_return_val_if_fail (THUNAR_IS_FILE (child), FALSE);
parent = g_file_get_parent (child->gfile);
if (parent != NULL)
{
is_parent = g_file_equal (file->gfile, parent);
g_object_unref (parent);
}
return is_parent;
}
/**
* thunar_file_is_ancestor:
* @file : a #ThunarFile instance.
* @ancestor : another #GFile instance.
*
* Determines whether @file is somewhere inside @ancestor,
* possibly with intermediate folders.
*
* Return value: %TRUE if @ancestor contains @file as a
* child, grandchild, great grandchild, etc.
**/
gboolean
thunar_file_is_gfile_ancestor (const ThunarFile *file,
GFile *ancestor)
{
gboolean is_ancestor = FALSE;
GFile *current = NULL;
GFile *tmp;
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), FALSE);
_thunar_return_val_if_fail (G_IS_FILE (ancestor), FALSE);
for (current = g_object_ref (file->gfile);
is_ancestor == FALSE && current != NULL;
tmp = g_file_get_parent (current), g_object_unref (current), current = tmp)
{
if (G_UNLIKELY (g_file_equal (current, ancestor)))
is_ancestor = TRUE;
}
if (current != NULL)
g_object_unref (current);
return is_ancestor;
}
/**
* thunar_file_is_ancestor:
* @file : a #ThunarFile instance.
* @ancestor : another #ThunarFile instance.
*
* Determines whether @file is somewhere inside @ancestor,
* possibly with intermediate folders.
*
* Return value: %TRUE if @ancestor contains @file as a
* child, grandchild, great grandchild, etc.
**/
gboolean
thunar_file_is_ancestor (const ThunarFile *file,
const ThunarFile *ancestor)
{
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), FALSE);
_thunar_return_val_if_fail (THUNAR_IS_FILE (ancestor), FALSE);
return thunar_file_is_gfile_ancestor (file, ancestor->gfile);
}
/**
* thunar_file_is_executable:
* @file : a #ThunarFile instance.
*
* Determines whether the owner of the current process is allowed
* to execute the @file (or enter the directory refered to by
* @file). On UNIX it also returns %TRUE if @file refers to a
* desktop entry.
*
* Return value: %TRUE if @file can be executed.
**/
gboolean
thunar_file_is_executable (const ThunarFile *file)
{
ThunarPreferences *preferences;
gboolean can_execute = FALSE;
gboolean exec_shell_scripts = FALSE;
const gchar *content_type;
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), FALSE);
if (file->info == NULL)
return FALSE;
if (g_file_info_get_attribute_boolean (file->info, G_FILE_ATTRIBUTE_ACCESS_CAN_EXECUTE))
{
/* get the content type of the file */
content_type = thunar_file_get_content_type (THUNAR_FILE (file));
if (G_LIKELY (content_type != NULL))
{
can_execute = g_content_type_can_be_executable (content_type);
if (can_execute)
{
/* check if the shell scripts should be executed or opened by default */
preferences = thunar_preferences_get ();
g_object_get (preferences, "misc-exec-shell-scripts-by-default", &exec_shell_scripts, NULL);
g_object_unref (preferences);
/* do never execute plain text files which are not shell scripts but marked executable */
if (g_strcmp0 (content_type, "text/plain") == 0)
can_execute = FALSE;
else if (g_content_type_is_a (content_type, "text/plain") && ! exec_shell_scripts)
can_execute = FALSE;
}
}
}
return can_execute || thunar_file_is_desktop_file (file, NULL);
}
/**
* thunar_file_is_readable:
* @file : a #ThunarFile instance.
*
* Determines whether the owner of the current process is allowed
* to read the @file.
*
* Return value: %TRUE if @file can be read.
**/
static gboolean
thunar_file_is_readable (const ThunarFile *file)
{
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), FALSE);
if (file->info == NULL)
return FALSE;
if (!g_file_info_has_attribute (file->info, G_FILE_ATTRIBUTE_ACCESS_CAN_READ))
return TRUE;
return g_file_info_get_attribute_boolean (file->info,
G_FILE_ATTRIBUTE_ACCESS_CAN_READ);
}
/**
* thunar_file_is_writable:
* @file : a #ThunarFile instance.
*
* Determines whether the owner of the current process is allowed
* to write the @file.
*
* Return value: %TRUE if @file can be read.
**/
gboolean
thunar_file_is_writable (const ThunarFile *file)
{
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), FALSE);
if (file->info == NULL)
return FALSE;
if (!g_file_info_has_attribute (file->info, G_FILE_ATTRIBUTE_ACCESS_CAN_WRITE))
return TRUE;
return g_file_info_get_attribute_boolean (file->info,
G_FILE_ATTRIBUTE_ACCESS_CAN_WRITE);
}
/**
* thunar_file_is_hidden:
* @file : a #ThunarFile instance.
*
* Checks whether @file can be considered a hidden file.
*
* Return value: %TRUE if @file is a hidden file, else %FALSE.
**/
gboolean
thunar_file_is_hidden (const ThunarFile *file)
{
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), FALSE);
if (file->info == NULL)
return FALSE;
return g_file_info_get_is_hidden (file->info)
|| g_file_info_get_is_backup (file->info);
}
/**
* thunar_file_is_home:
* @file : a #ThunarFile.
*
* Checks whether @file refers to the users home directory.
*
* Return value: %TRUE if @file is the users home directory.
**/
gboolean
thunar_file_is_home (const ThunarFile *file)
{
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), FALSE);
return thunar_g_file_is_home (file->gfile);
}
/**
* thunar_file_is_regular:
* @file : a #ThunarFile.
*
* Checks whether @file refers to a regular file.
*
* Return value: %TRUE if @file is a regular file.
**/
gboolean
thunar_file_is_regular (const ThunarFile *file)
{
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), FALSE);
return file->kind == G_FILE_TYPE_REGULAR;
}
/**
* thunar_file_is_trashed:
* @file : a #ThunarFile instance.
*
* Returns %TRUE if @file is a local file that resides in
* the trash bin.
*
* Return value: %TRUE if @file is in the trash, or
* the trash folder itself.
**/
gboolean
thunar_file_is_trashed (const ThunarFile *file)
{
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), FALSE);
return thunar_g_file_is_trashed (file->gfile);
}
/**
* thunar_file_is_desktop_file:
* @file : a #ThunarFile.
* @is_secure : if %NULL do a simple check, else it will set this boolean
* to indicate if the desktop file is safe see bug #5012
* for more info.
*
* Returns %TRUE if @file is a .desktop file. The @is_secure return value
* will tell if the .desktop file is also secure.
*
* Return value: %TRUE if @file is a .desktop file.
**/
gboolean
thunar_file_is_desktop_file (const ThunarFile *file,
gboolean *is_secure)
{
const gchar * const *data_dirs;
guint n;
gchar *path;
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), FALSE);
if (file->info == NULL)
return FALSE;
/* only allow regular files with a .desktop extension */
if (!g_str_has_suffix (file->basename, ".desktop")
|| file->kind != G_FILE_TYPE_REGULAR)
return FALSE;
/* don't check more if not needed */
if (is_secure == NULL)
return TRUE;
/* desktop files outside xdg directories need to be executable for security reasons */
if (g_file_info_get_attribute_boolean (file->info, G_FILE_ATTRIBUTE_ACCESS_CAN_EXECUTE))
{
/* has +x */
*is_secure = TRUE;
}
else
{
/* assume the file is not safe */
*is_secure = FALSE;
/* deskopt files in xdg directories are also fine... */
if (g_file_is_native (thunar_file_get_file (file)))
{
data_dirs = g_get_system_data_dirs ();
if (G_LIKELY (data_dirs != NULL))
{
path = g_file_get_path (thunar_file_get_file (file));
for (n = 0; data_dirs[n] != NULL; n++)
{
if (g_str_has_prefix (path, data_dirs[n]))
{
/* has known prefix, can launch without problems */
*is_secure = TRUE;
break;
}
}
g_free (path);
}
}
}
return TRUE;
}
/**
* thunar_file_get_display_name:
* @file : a #ThunarFile instance.
*
* Returns the @file name in the UTF-8 encoding, which is
* suitable for displaying the file name in the GUI.
*
* Return value: the @file name suitable for display.
**/
const gchar *
thunar_file_get_display_name (const ThunarFile *file)
{
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), FALSE);
return file->display_name;
}
/**
* thunar_file_get_deletion_date:
* @file : a #ThunarFile instance.
* @date_style : the style used to format the date.
*
* Returns the deletion date of the @file if the @file
* is located in the trash. Otherwise %NULL will be
* returned.
*
* The caller is responsible to free the returned string
* using g_free() when no longer needed.
*
* Return value: the deletion date of @file if @file is
* in the trash, %NULL otherwise.
**/
gchar*
thunar_file_get_deletion_date (const ThunarFile *file,
ThunarDateStyle date_style)
{
const gchar *date;
time_t deletion_time;
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), NULL);
_thunar_return_val_if_fail (G_IS_FILE_INFO (file->info), NULL);
date = g_file_info_get_attribute_string (file->info, G_FILE_ATTRIBUTE_TRASH_DELETION_DATE);
if (G_UNLIKELY (date == NULL))
return NULL;
/* try to parse the DeletionDate (RFC 3339 string) */
deletion_time = thunar_util_time_from_rfc3339 (date);
/* humanize the time value */
return thunar_util_humanize_file_time (deletion_time, date_style);
}
/**
* thunar_file_get_original_path:
* @file : a #ThunarFile instance.
*
* Returns the original path of the @file if the @file
* is located in the trash. Otherwise %NULL will be
* returned.
*
* Return value: the original path of @file if @file is
* in the trash, %NULL otherwise.
**/
const gchar *
thunar_file_get_original_path (const ThunarFile *file)
{
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), NULL);
if (file->info == NULL)
return NULL;
return g_file_info_get_attribute_byte_string (file->info, G_FILE_ATTRIBUTE_TRASH_ORIG_PATH);
}
/**
* thunar_file_get_item_count:
* @file : a #ThunarFile instance.
*
* Returns the number of items in the trash, if @file refers to the
* trash root directory. Otherwise returns 0.
*
* Return value: number of files in the trash if @file is the trash
* root dir, 0 otherwise.
**/
guint32
thunar_file_get_item_count (const ThunarFile *file)
{
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), 0);
if (file->info == NULL)
return 0;
return g_file_info_get_attribute_uint32 (file->info,
G_FILE_ATTRIBUTE_TRASH_ITEM_COUNT);
}
/**
* thunar_file_is_chmodable:
* @file : a #ThunarFile instance.
*
* Determines whether the owner of the current process is allowed
* to changed the file mode of @file.
*
* Return value: %TRUE if the mode of @file can be changed.
**/
gboolean
thunar_file_is_chmodable (const ThunarFile *file)
{
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), FALSE);
/* we can only change the mode if we the euid is
* a) equal to the file owner id
* or
* b) the super-user id
* and the file is not in the trash.
*/
if (file->info == NULL)
{
return (effective_user_id == 0 && !thunar_file_is_trashed (file));
}
else
{
return ((effective_user_id == 0
|| effective_user_id == g_file_info_get_attribute_uint32 (file->info,
G_FILE_ATTRIBUTE_UNIX_UID))
&& !thunar_file_is_trashed (file));
}
}
/**
* thunar_file_is_renameable:
* @file : a #ThunarFile instance.
*
* Determines whether @file can be renamed using
* #thunar_file_rename(). Note that the return
* value is just a guess and #thunar_file_rename()
* may fail even if this method returns %TRUE.
*
* Return value: %TRUE if @file can be renamed.
**/
gboolean
thunar_file_is_renameable (const ThunarFile *file)
{
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), FALSE);
if (file->info == NULL)
return FALSE;
return g_file_info_get_attribute_boolean (file->info,
G_FILE_ATTRIBUTE_ACCESS_CAN_RENAME);
}
gboolean
thunar_file_can_be_trashed (const ThunarFile *file)
{
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), FALSE);
if (file->info == NULL)
return FALSE;
return g_file_info_get_attribute_boolean (file->info,
G_FILE_ATTRIBUTE_ACCESS_CAN_TRASH);
}
/**
* thunar_file_get_emblem_names:
* @file : a #ThunarFile instance.
*
* Determines the names of the emblems that should be displayed for
* @file. The returned list is owned by the caller, but the list
* items - the name strings - are owned by @file. So the caller
* must call g_list_free(), but don't g_free() the list items.
*
* Note that the strings contained in the returned list are
* not garantied to exist over the next iteration of the main
* loop. So in case you need the list of emblem names for
* a longer time, you'll need to take a copy of the strings.
*
* Return value: the names of the emblems for @file.
**/
GList*
thunar_file_get_emblem_names (ThunarFile *file)
{
guint32 uid;
gchar **emblem_names;
GList *emblems = NULL;
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), NULL);
/* leave if there is no info */
if (file->info == NULL)
return NULL;
/* determine the custom emblems */
emblem_names = g_file_info_get_attribute_stringv (file->info, "metadata::emblems");
if (G_UNLIKELY (emblem_names != NULL))
{
for (; *emblem_names != NULL; ++emblem_names)
emblems = g_list_append (emblems, *emblem_names);
}
if (thunar_file_is_symlink (file))
emblems = g_list_prepend (emblems, THUNAR_FILE_EMBLEM_NAME_SYMBOLIC_LINK);
/* determine the user ID of the file owner */
/* TODO what are we going to do here on non-UNIX systems? */
uid = file->info != NULL
? g_file_info_get_attribute_uint32 (file->info, G_FILE_ATTRIBUTE_UNIX_UID)
: 0;
/* we add "cant-read" if either (a) the file is not readable or (b) a directory, that lacks the
* x-bit, see http://bugzilla.xfce.org/show_bug.cgi?id=1408 for the details about this change.
*/
if (!thunar_file_is_readable (file)
|| (thunar_file_is_directory (file)
&& thunar_file_denies_access_permission (file, THUNAR_FILE_MODE_USR_EXEC,
THUNAR_FILE_MODE_GRP_EXEC,
THUNAR_FILE_MODE_OTH_EXEC)))
{
emblems = g_list_prepend (emblems, THUNAR_FILE_EMBLEM_NAME_CANT_READ);
}
else if (G_UNLIKELY (uid == effective_user_id && !thunar_file_is_writable (file)))
{
/* we own the file, but we cannot write to it, that's why we mark it as "cant-write", so
* users won't be surprised when opening the file in a text editor, but are unable to save.
*/
emblems = g_list_prepend (emblems, THUNAR_FILE_EMBLEM_NAME_CANT_WRITE);
}
return emblems;
}
/**
* thunar_file_set_emblem_names:
* @file : a #ThunarFile instance.
* @emblem_names : a #GList of emblem names.
*
* Sets the custom emblem name list of @file to @emblem_names
* and stores them in the @file<!---->s metadata.
**/
void
thunar_file_set_emblem_names (ThunarFile *file,
GList *emblem_names)
{
GList *lp;
gchar **emblems = NULL;
gint n;
GFileInfo *info;
_thunar_return_if_fail (THUNAR_IS_FILE (file));
_thunar_return_if_fail (G_IS_FILE_INFO (file->info));
/* allocate a zero-terminated array for the emblem names */
emblems = g_new0 (gchar *, g_list_length (emblem_names) + 1);
/* turn the emblem_names list into a zero terminated array */
for (lp = emblem_names, n = 0; lp != NULL; lp = lp->next)
{
/* skip special emblems */
if (strcmp (lp->data, THUNAR_FILE_EMBLEM_NAME_SYMBOLIC_LINK) == 0
|| strcmp (lp->data, THUNAR_FILE_EMBLEM_NAME_CANT_READ) == 0
|| strcmp (lp->data, THUNAR_FILE_EMBLEM_NAME_CANT_WRITE) == 0
|| strcmp (lp->data, THUNAR_FILE_EMBLEM_NAME_DESKTOP) == 0)
continue;
/* add the emblem to our list */
emblems[n++] = g_strdup (lp->data);
}
/* set the value in the current info */
if (n == 0)
g_file_info_remove_attribute (file->info, "metadata::emblems");
else
g_file_info_set_attribute_stringv (file->info, "metadata::emblems", emblems);
/* set meta data to the daemon */
info = g_file_info_new ();
g_file_info_set_attribute_stringv (info, "metadata::emblems", emblems);
g_file_set_attributes_async (file->gfile, info,
G_FILE_QUERY_INFO_NONE,
G_PRIORITY_DEFAULT,
NULL,
thunar_file_set_emblem_names_ready,
file);
g_object_unref (G_OBJECT (info));
g_strfreev (emblems);
}
/**
* thunar_file_set_custom_icon:
* @file : a #ThunarFile instance.
* @custom_icon : the new custom icon for the @file.
* @error : return location for errors or %NULL.
*
* Tries to change the custom icon of the .desktop file referred
* to by @file. If that fails, %FALSE is returned and the
* @error is set accordingly.
*
* Return value: %TRUE if the icon of @file was changed, %FALSE otherwise.
**/
gboolean
thunar_file_set_custom_icon (ThunarFile *file,
const gchar *custom_icon,
GError **error)
{
GKeyFile *key_file;
_thunar_return_val_if_fail (error == NULL || *error == NULL, FALSE);
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), FALSE);
_thunar_return_val_if_fail (custom_icon != NULL, FALSE);
key_file = thunar_g_file_query_key_file (file->gfile, NULL, error);
if (key_file == NULL)
return FALSE;
g_key_file_set_string (key_file, G_KEY_FILE_DESKTOP_GROUP,
G_KEY_FILE_DESKTOP_KEY_ICON, custom_icon);
if (thunar_g_file_write_key_file (file->gfile, key_file, NULL, error))
{
/* tell everybody that we have changed */
thunar_file_changed (file);
g_key_file_free (key_file);
return TRUE;
}
else
{
g_key_file_free (key_file);
return FALSE;
}
}
/**
* thunar_file_is_desktop:
* @file : a #ThunarFile.
*
* Checks whether @file refers to the users desktop directory.
*
* Return value: %TRUE if @file is the users desktop directory.
**/
gboolean
thunar_file_is_desktop (const ThunarFile *file)
{
GFile *desktop;
gboolean is_desktop = FALSE;
desktop = g_file_new_for_path (g_get_user_special_dir (G_USER_DIRECTORY_DESKTOP));
is_desktop = g_file_equal (file->gfile, desktop);
g_object_unref (desktop);
return is_desktop;
}
const gchar *
thunar_file_get_thumbnail_path (ThunarFile *file)
{
GChecksum *checksum;
gchar *filename;
gchar *uri;
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), NULL);
/* if the thumbstate is known to be not there, return null */
if (thunar_file_get_thumb_state (file) == THUNAR_FILE_THUMB_STATE_NONE)
return NULL;
if (G_UNLIKELY (file->thumbnail_path == NULL))
{
checksum = g_checksum_new (G_CHECKSUM_MD5);
if (G_LIKELY (checksum != NULL))
{
uri = thunar_file_dup_uri (file);
g_checksum_update (checksum, (const guchar *) uri, strlen (uri));
g_free (uri);
filename = g_strconcat (g_checksum_get_string (checksum), ".png", NULL);
g_checksum_free (checksum);
/* The thumbnail is in the format/location
* $XDG_CACHE_HOME/thumbnails/(nromal|large)/MD5_Hash_Of_URI.png
* for version 0.8.0 if XDG_CACHE_HOME is defined, otherwise
* /homedir/.thumbnails/(normal|large)/MD5_Hash_Of_URI.png
* will be used, which is also always used for versions prior
* to 0.7.0.
*/
/* build and check if the thumbnail is in the new location */
file->thumbnail_path = g_build_path ("/", g_get_user_cache_dir(),
"thumbnails", "normal",
filename, NULL);
if (!g_file_test(file->thumbnail_path, G_FILE_TEST_EXISTS))
{
/* Fallback to old version */
g_free(file->thumbnail_path);
file->thumbnail_path = g_build_filename (xfce_get_homedir (), ".thumbnails",
"normal", filename, NULL);
if(!g_file_test(file->thumbnail_path, G_FILE_TEST_EXISTS))
{
/* Thumbnail doesn't exist in either spot */
g_free(file->thumbnail_path);
file->thumbnail_path = NULL;
}
}
g_free (filename);
}
}
return file->thumbnail_path;
}
/**
* thunar_file_get_thumb_state:
* @file : a #ThunarFile.
*
* Returns the current #ThunarFileThumbState for @file. This
* method is intended to be used by #ThunarIconFactory only.
*
* Return value: the #ThunarFileThumbState for @file.
**/
ThunarFileThumbState
thunar_file_get_thumb_state (const ThunarFile *file)
{
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), THUNAR_FILE_THUMB_STATE_UNKNOWN);
return FLAG_GET_THUMB_STATE (file);
}
/**
* thunar_file_set_thumb_state:
* @file : a #ThunarFile.
* @thumb_state : the new #ThunarFileThumbState.
*
* Sets the #ThunarFileThumbState for @file to @thumb_state.
* This will cause a "file-changed" signal to be emitted from
* #ThunarFileMonitor.
**/
void
thunar_file_set_thumb_state (ThunarFile *file,
ThunarFileThumbState state)
{
_thunar_return_if_fail (THUNAR_IS_FILE (file));
/* check if the state changes */
if (thunar_file_get_thumb_state (file) == state)
return;
/* set the new thumbnail state */
FLAG_SET_THUMB_STATE (file, state);
/* remove path if the type is not supported */
if (state == THUNAR_FILE_THUMB_STATE_NONE
&& file->thumbnail_path != NULL)
{
g_free (file->thumbnail_path);
file->thumbnail_path = NULL;
}
/* if the file has a thumbnail, reload it */
if (state == THUNAR_FILE_THUMB_STATE_READY)
thunar_file_monitor_file_changed (file);
}
/**
* thunar_file_get_custom_icon:
* @file : a #ThunarFile instance.
*
* Queries the custom icon from @file if any, else %NULL is returned.
* The custom icon can be either a themed icon name or an absolute path
* to an icon file in the local file system.
*
* Return value: the custom icon for @file or %NULL.
**/
const gchar *
thunar_file_get_custom_icon (const ThunarFile *file)
{
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), NULL);
return file->custom_icon_name;
}
/**
* thunar_file_get_preview_icon:
* @file : a #ThunarFile instance.
*
* Returns the preview icon for @file if any, else %NULL is returned.
*
* Return value: the custom icon for @file or %NULL, the GIcon is owner
* by the file, so do not unref it.
**/
GIcon *
thunar_file_get_preview_icon (const ThunarFile *file)
{
GObject *icon;
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), NULL);
_thunar_return_val_if_fail (G_IS_FILE_INFO (file->info), NULL);
icon = g_file_info_get_attribute_object (file->info, G_FILE_ATTRIBUTE_PREVIEW_ICON);
if (G_LIKELY (icon != NULL))
return G_ICON (icon);
return NULL;
}
GFilesystemPreviewType
thunar_file_get_preview_type (const ThunarFile *file)
{
GFilesystemPreviewType preview;
GFileInfo *info;
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), G_FILESYSTEM_PREVIEW_TYPE_NEVER);
_thunar_return_val_if_fail (G_IS_FILE (file->gfile), G_FILESYSTEM_PREVIEW_TYPE_NEVER);
info = g_file_query_filesystem_info (file->gfile, G_FILE_ATTRIBUTE_FILESYSTEM_USE_PREVIEW, NULL, NULL);
if (G_LIKELY (info != NULL))
{
preview = g_file_info_get_attribute_uint32 (info, G_FILE_ATTRIBUTE_FILESYSTEM_USE_PREVIEW);
g_object_unref (G_OBJECT (info));
}
else
{
/* assume we don't know */
preview = G_FILESYSTEM_PREVIEW_TYPE_NEVER;
}
return preview;
}
static const gchar *
thunar_file_get_icon_name_for_state (const gchar *icon_name,
ThunarFileIconState icon_state)
{
if (exo_str_is_empty (icon_name))
return NULL;
/* check if we have an accept icon for the icon we found */
if (icon_state != THUNAR_FILE_ICON_STATE_DEFAULT
&& (strcmp (icon_name, "inode-directory") == 0
|| strcmp (icon_name, "folder") == 0))
{
if (icon_state == THUNAR_FILE_ICON_STATE_DROP)
return "folder-drag-accept";
else if (icon_state == THUNAR_FILE_ICON_STATE_OPEN)
return "folder-open";
}
return icon_name;
}
/**
* thunar_file_get_icon_name:
* @file : a #ThunarFile instance.
* @icon_state : the state of the @file<!---->s icon we are interested in.
* @icon_theme : the #GtkIconTheme on which to lookup up the icon name.
*
* Returns the name of the icon that can be used to present @file, based
* on the given @icon_state and @icon_theme.
*
* Return value: the icon name for @file in @icon_theme.
**/
const gchar *
thunar_file_get_icon_name (ThunarFile *file,
ThunarFileIconState icon_state,
GtkIconTheme *icon_theme)
{
GFile *icon_file;
GIcon *icon = NULL;
const gchar * const *names;
gchar *icon_name = NULL;
gchar *path;
const gchar *special_names[] = { NULL, "folder", NULL };
guint i;
const gchar *special_dir;
GFileInfo *fileinfo;
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), NULL);
_thunar_return_val_if_fail (GTK_IS_ICON_THEME (icon_theme), NULL);
/* return cached name */
if (G_LIKELY (file->icon_name != NULL))
return thunar_file_get_icon_name_for_state (file->icon_name, icon_state);
/* the system root folder has a special icon */
if (thunar_file_is_directory (file))
{
if (G_LIKELY (thunar_file_is_local (file)))
{
path = g_file_get_path (file->gfile);
if (G_LIKELY (path != NULL))
{
if (strcmp (path, G_DIR_SEPARATOR_S) == 0)
*special_names = "drive-harddisk";
else if (strcmp (path, xfce_get_homedir ()) == 0)
*special_names = "user-home";
else
{
for (i = 0; i < G_N_ELEMENTS (thunar_file_dirs); i++)
{
special_dir = g_get_user_special_dir (thunar_file_dirs[i].type);
if (special_dir != NULL
&& strcmp (path, special_dir) == 0)
{
*special_names = thunar_file_dirs[i].icon_name;
break;
}
}
}
g_free (path);
}
}
else if (!thunar_file_has_parent (file))
{
if (g_file_has_uri_scheme (file->gfile, "trash"))
{
special_names[0] = thunar_file_get_item_count (file) > 0 ? "user-trash-full" : "user-trash";
special_names[1] = "user-trash";
}
else if (g_file_has_uri_scheme (file->gfile, "network"))
{
special_names[0] = "network-workgroup";
}
else if (g_file_has_uri_scheme (file->gfile, "recent"))
{
special_names[0] = "document-open-recent";
}
else if (g_file_has_uri_scheme (file->gfile, "computer"))
{
special_names[0] = "computer";
}
}
if (*special_names != NULL)
{
names = special_names;
goto check_names;
}
}
else if (thunar_file_is_mountable (file)
|| g_file_has_uri_scheme (file->gfile, "network"))
{
/* query the icon (computer:// and network:// backend) */
fileinfo = g_file_query_info (file->gfile,
G_FILE_ATTRIBUTE_STANDARD_ICON,
G_FILE_QUERY_INFO_NONE, NULL, NULL);
if (G_LIKELY (fileinfo != NULL))
{
/* take the icon from the info */
icon = g_file_info_get_icon (fileinfo);
if (G_LIKELY (icon != NULL))
g_object_ref (icon);
/* release */
g_object_unref (G_OBJECT (fileinfo));
if (G_LIKELY (icon != NULL))
goto check_icon;
}
}
/* try again later */
if (file->info == NULL)
return NULL;
/* lookup for content type, just like gio does for local files */
icon = g_content_type_get_icon (thunar_file_get_content_type (file));
if (G_LIKELY (icon != NULL))
{
check_icon:
if (G_IS_THEMED_ICON (icon))
{
names = g_themed_icon_get_names (G_THEMED_ICON (icon));
check_names:
if (G_LIKELY (names != NULL))
{
for (i = 0; names[i] != NULL; ++i)
if (*names[i] != '(' /* see gnome bug 688042 */
&& gtk_icon_theme_has_icon (icon_theme, names[i]))
{
icon_name = g_strdup (names[i]);
break;
}
}
}
else if (G_IS_FILE_ICON (icon))
{
icon_file = g_file_icon_get_file (G_FILE_ICON (icon));
if (icon_file != NULL)
icon_name = g_file_get_path (icon_file);
}
if (G_LIKELY (icon != NULL))
g_object_unref (icon);
}
/* store new name, fallback to legacy names, or empty string to avoid recursion */
g_free (file->icon_name);
if (G_LIKELY (icon_name != NULL))
file->icon_name = icon_name;
else if (file->kind == G_FILE_TYPE_DIRECTORY
&& gtk_icon_theme_has_icon (icon_theme, "folder"))
file->icon_name = g_strdup ("folder");
else
file->icon_name = g_strdup ("");
return thunar_file_get_icon_name_for_state (file->icon_name, icon_state);
}
/**
* thunar_file_watch:
* @file : a #ThunarFile instance.
*
* Tells @file to watch itself for changes. Not all #ThunarFile
* implementations must support this, but if a #ThunarFile
* implementation implements the thunar_file_watch() method,
* it must also implement the thunar_file_unwatch() method.
*
* The #ThunarFile base class implements automatic "ref
* counting" for watches, that says, you can call thunar_file_watch()
* multiple times, but the virtual method will be invoked only
* once. This also means that you MUST call thunar_file_unwatch()
* for every thunar_file_watch() invokation, else the application
* will abort.
**/
void
thunar_file_watch (ThunarFile *file)
{
ThunarFileWatch *file_watch;
_thunar_return_if_fail (THUNAR_IS_FILE (file));
file_watch = g_object_get_qdata (G_OBJECT (file), thunar_file_watch_quark);
if (file_watch == NULL)
{
file_watch = g_slice_new (ThunarFileWatch);
file_watch->watch_count = 1;
/* create a file or directory monitor */
file_watch->monitor = g_file_monitor (file->gfile, G_FILE_MONITOR_WATCH_MOUNTS | G_FILE_MONITOR_SEND_MOVED, NULL, NULL);
if (G_LIKELY (file_watch->monitor != NULL))
{
/* watch monitor for file changes */
g_signal_connect (file_watch->monitor, "changed", G_CALLBACK (thunar_file_monitor), file);
}
/* attach to file */
g_object_set_qdata_full (G_OBJECT (file), thunar_file_watch_quark, file_watch, thunar_file_watch_destroyed);
}
else
{
/* increase watch count */
_thunar_return_if_fail (G_IS_FILE_MONITOR (file_watch->monitor));
file_watch->watch_count++;
}
}
/**
* thunar_file_unwatch:
* @file : a #ThunarFile instance.
*
* See thunar_file_watch() for a description of how watching
* #ThunarFile<!---->s works.
**/
void
thunar_file_unwatch (ThunarFile *file)
{
ThunarFileWatch *file_watch;
_thunar_return_if_fail (THUNAR_IS_FILE (file));
file_watch = g_object_get_qdata (G_OBJECT (file), thunar_file_watch_quark);
if (file_watch != NULL)
{
/* remove if this was the last ref */
if (--file_watch->watch_count == 0)
g_object_set_qdata (G_OBJECT (file), thunar_file_watch_quark, NULL);
}
else
{
_thunar_assert_not_reached ();
}
}
/**
* thunar_file_reload:
* @file : a #ThunarFile instance.
*
* Tells @file to reload its internal state, e.g. by reacquiring
* the file info from the underlying media.
*
* You must be able to handle the case that @file is
* destroyed during the reload call.
*
* Return value: As this function can be used as a callback function
* for thunar_file_reload_idle, it will always return FALSE to prevent
* being called repeatedly.
**/
gboolean
thunar_file_reload (ThunarFile *file)
{
_thunar_return_val_if_fail (THUNAR_IS_FILE (file), FALSE);
/* clear file pxmap cache */
thunar_icon_factory_clear_pixmap_cache (file);
if (!thunar_file_load (file, NULL, NULL))
{
/* destroy the file if we cannot query any file information */
thunar_file_destroy (file);
return FALSE;
}
/* ... and tell others */
thunar_file_changed (file);
return FALSE;
}
/**
* thunar_file_reload_idle:
* @file : a #ThunarFile instance.
*
* Schedules a reload of the @file by calling thunar_file_reload
* when idle.
*
**/
void
thunar_file_reload_idle (ThunarFile *file)
{
_thunar_return_if_fail (THUNAR_IS_FILE (file));
g_idle_add ((GSourceFunc) thunar_file_reload, file);
}
/**
* thunar_file_destroy:
* @file : a #ThunarFile instance.
*
* Emits the ::destroy signal notifying all reference holders
* that they should release their references to the @file.
*
* This method is very similar to what gtk_object_destroy()
* does for #GtkObject<!---->s.
**/
void
thunar_file_destroy (ThunarFile *file)
{
_thunar_return_if_fail (THUNAR_IS_FILE (file));
if (!FLAG_IS_SET (file, THUNAR_FILE_FLAG_IN_DESTRUCTION))
{
/* take an additional reference on the file, as the file-destroyed
* invocation may already release the last reference.
*/
g_object_ref (G_OBJECT (file));
/* tell the file monitor that this file was destroyed */
thunar_file_monitor_file_destroyed (file);
/* run the dispose handler */
g_object_run_dispose (G_OBJECT (file));
/* release our reference */
g_object_unref (G_OBJECT (file));
}
}
/**
* thunar_file_compare_by_name:
* @file_a : the first #ThunarFile.
* @file_b : the second #ThunarFile.
* @case_sensitive : whether the comparison should be case-sensitive.
*
* Compares @file_a and @file_b by their display names. If @case_sensitive
* is %TRUE the comparison will be case-sensitive.
*
* Return value: -1 if @file_a should be sorted before @file_b, 1 if
* @file_b should be sorted before @file_a, 0 if equal.
**/
gint
thunar_file_compare_by_name (const ThunarFile *file_a,
const ThunarFile *file_b,
gboolean case_sensitive)
{
gint result = 0;
#ifdef G_ENABLE_DEBUG
/* probably too expensive to do the instance check every time
* this function is called, so only for debugging builds.
*/
_thunar_return_val_if_fail (THUNAR_IS_FILE (file_a), 0);
_thunar_return_val_if_fail (THUNAR_IS_FILE (file_b), 0);
#endif
/* case insensitive checking */
if (G_LIKELY (!case_sensitive))
result = strcmp (file_a->collate_key_nocase, file_b->collate_key_nocase);
/* fall-back to case sensitive */
if (result == 0)
result = strcmp (file_a->collate_key, file_b->collate_key);
/* this happens in the trash */
if (result == 0)
{
result = g_strcmp0 (thunar_file_get_original_path (file_a),
thunar_file_get_original_path (file_b));
}
return result;
}
static gboolean
thunar_file_same_filesystem (const ThunarFile *file_a,
const ThunarFile *file_b)
{
const gchar *filesystem_id_a;
const gchar *filesystem_id_b;
_thunar_return_val_if_fail (THUNAR_IS_FILE (file_a), FALSE);
_thunar_return_val_if_fail (THUNAR_IS_FILE (file_b), FALSE);
/* return false if we have no information about one of the files */
if (file_a->info == NULL || file_b->info == NULL)
return FALSE;
/* determine the filesystem IDs */
filesystem_id_a = g_file_info_get_attribute_string (file_a->info,
G_FILE_ATTRIBUTE_ID_FILESYSTEM);
filesystem_id_b = g_file_info_get_attribute_string (file_b->info,
G_FILE_ATTRIBUTE_ID_FILESYSTEM);
/* compare the filesystem IDs */
return exo_str_is_equal (filesystem_id_a, filesystem_id_b);
}
/**
* thunar_file_cache_lookup:
* @file : a #GFile.
*
* Looks up the #ThunarFile for @file in the internal file
* cache and returns the file present for @file in the
* cache or %NULL if no #ThunarFile is cached for @file.
*
* Note that no reference is taken for the caller.
*
* This method should not be used but in very rare cases.
* Consider using thunar_file_get() instead.
*
* Return value: the #ThunarFile for @file in the internal
* cache, or %NULL. If you are done with the
* file, use g_object_unref to release.
**/
ThunarFile *
thunar_file_cache_lookup (const GFile *file)
{
ThunarFile *cached_file;
_thunar_return_val_if_fail (G_IS_FILE (file), NULL);
G_LOCK (file_cache_mutex);
/* allocate the ThunarFile cache on-demand */
if (G_UNLIKELY (file_cache == NULL))
{
file_cache = g_hash_table_new_full (g_file_hash,
(GEqualFunc) g_file_equal,
(GDestroyNotify) g_object_unref,
NULL);
}
cached_file = g_hash_table_lookup (file_cache, file);
if (cached_file != NULL)
{
/* take a reference to avoid too-early releases outside the
* file_cache_mutex, resuling in destroyed files being used
* in running code */
g_object_ref (cached_file);
}
G_UNLOCK (file_cache_mutex);
return cached_file;
}
gchar *
thunar_file_cached_display_name (const GFile *file)
{
ThunarFile *cached_file;
gchar *display_name;
/* check if we have a ThunarFile for it in the cache (usually is the case) */
cached_file = thunar_file_cache_lookup (file);
if (cached_file != NULL)
{
/* determine the display name of the file */
display_name = g_strdup (thunar_file_get_display_name (cached_file));
g_object_unref (cached_file);
}
else
{
/* determine something a hopefully good approximation of the display name */
display_name = thunar_g_file_get_display_name (G_FILE (file));
}
return display_name;
}
static gint
compare_app_infos (gconstpointer a,
gconstpointer b)
{
return g_app_info_equal (G_APP_INFO (a), G_APP_INFO (b)) ? 0 : 1;
}
/**
* thunar_file_list_get_applications:
* @file_list : a #GList of #ThunarFile<!---->s.
*
* Returns the #GList of #GAppInfo<!---->s that can be used to open
* all #ThunarFile<!---->s in the given @file_list.
*
* The caller is responsible to free the returned list using something like:
* <informalexample><programlisting>
* g_list_free_full (list, g_object_unref);
* </programlisting></informalexample>
*
* Return value: the list of #GAppInfo<!---->s that can be used to open all
* items in the @file_list.
**/
GList*
thunar_file_list_get_applications (GList *file_list)
{
GList *applications = NULL;
GList *list;
GList *next;
GList *ap;
GList *lp;
GAppInfo *default_application;
const gchar *previous_type = NULL;
const gchar *current_type;
/* determine the set of applications that can open all files */
for (lp = file_list; lp != NULL; lp = lp->next)
{
current_type = thunar_file_get_content_type (lp->data);
/* no need to check anything if this file has the same mimetype as the previous file */
if (current_type != NULL && previous_type != NULL)
if (G_LIKELY (g_content_type_equals (previous_type, current_type)))
continue;
/* store the previous type */
previous_type = current_type;
/* determine the list of applications that can open this file */
if (G_UNLIKELY (current_type != NULL))
{
list = g_app_info_get_all_for_type (current_type);
/* move any default application in front of the list */
default_application = g_app_info_get_default_for_type (current_type, FALSE);
if (G_LIKELY (default_application != NULL))
{
for (ap = list; ap != NULL; ap = ap->next)
{
if (g_app_info_equal (ap->data, default_application))
{
g_object_unref (ap->data);
list = g_list_delete_link (list, ap);
break;
}
}
list = g_list_prepend (list, default_application);
}
}
else
list = NULL;
if (G_UNLIKELY (applications == NULL))
{
/* first file, so just use the applications list */
applications = list;
}
else
{
/* keep only the applications that are also present in list */
for (ap = applications; ap != NULL; ap = next)
{
/* grab a pointer on the next application */
next = ap->next;
/* check if the application is present in list */
if (g_list_find_custom (list, ap->data, compare_app_infos) == NULL)
{
/* drop our reference on the application */
g_object_unref (G_OBJECT (ap->data));
/* drop this application from the list */
applications = g_list_delete_link (applications, ap);
}
}
/* release the list of applications for this file */
g_list_free_full (list, g_object_unref);
}
/* check if the set is still not empty */
if (G_LIKELY (applications == NULL))
break;
}
/* remove hidden applications */
for (ap = applications; ap != NULL; ap = next)
{
/* grab a pointer on the next application */
next = ap->next;
if (!thunar_g_app_info_should_show (ap->data))
{
/* drop our reference on the application */
g_object_unref (G_OBJECT (ap->data));
/* drop this application from the list */
applications = g_list_delete_link (applications, ap);
}
}
return applications;
}
/**
* thunar_file_list_to_thunar_g_file_list:
* @file_list : a #GList of #ThunarFile<!---->s.
*
* Transforms the @file_list to a #GList of #GFile<!---->s for
* the #ThunarFile<!---->s contained within @file_list.
*
* The caller is responsible to free the returned list using
* thunar_g_file_list_free() when no longer needed.
*
* Return value: the list of #GFile<!---->s for @file_list.
**/
GList*
thunar_file_list_to_thunar_g_file_list (GList *file_list)
{
GList *list = NULL;
GList *lp;
for (lp = g_list_last (file_list); lp != NULL; lp = lp->prev)
list = g_list_prepend (list, g_object_ref (THUNAR_FILE (lp->data)->gfile));
return list;
}