/* GTK - The GIMP Toolkit * gtkfilesystemunix.c: Default implementation of GtkFileSystem for UNIX-like systems * Copyright (C) 2003, Red Hat, Inc. * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This library 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 * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the * Free Software Foundation, Inc., 59 Temple Place - Suite 330, * Boston, MA 02111-1307, USA. */ /* #define this if you want the program to crash when a file system gets * finalized while async handles are still outstanding. */ #undef HANDLE_ME_HARDER #include #include "gtkfilesystem.h" #include "gtkfilesystemunix.h" #include "gtkicontheme.h" #include "gtkintl.h" #include "gtkstock.h" #include "gtkalias.h" #define XDG_PREFIX _gtk_xdg #include "xdgmime/xdgmime.h" #include #include #include #include #include #ifdef HAVE_UNISTD_H #include #endif #include #include #define BOOKMARKS_FILENAME ".gtk-bookmarks" #define HIDDEN_FILENAME ".hidden" #define FOLDER_CACHE_LIFETIME 2 /* seconds */ typedef struct _GtkFileSystemUnixClass GtkFileSystemUnixClass; #define GTK_FILE_SYSTEM_UNIX_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_FILE_SYSTEM_UNIX, GtkFileSystemUnixClass)) #define GTK_IS_FILE_SYSTEM_UNIX_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_FILE_SYSTEM_UNIX)) #define GTK_FILE_SYSTEM_UNIX_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_FILE_SYSTEM_UNIX, GtkFileSystemUnixClass)) struct _GtkFileSystemUnixClass { GObjectClass parent_class; }; struct _GtkFileSystemUnix { GObject parent_instance; GHashTable *folder_hash; /* For /afs and /net */ struct stat afs_statbuf; struct stat net_statbuf; GHashTable *handles; guint have_afs : 1; guint have_net : 1; }; /* Icon type, supplemented by MIME type */ typedef enum { ICON_UNDECIDED, /* Only used while we have not yet computed the icon in a struct stat_info_entry */ ICON_NONE, /* "Could not compute the icon type" */ ICON_REGULAR, /* Use mime type for icon */ ICON_BLOCK_DEVICE, ICON_BROKEN_SYMBOLIC_LINK, ICON_CHARACTER_DEVICE, ICON_DIRECTORY, ICON_EXECUTABLE, ICON_FIFO, ICON_SOCKET } IconType; #define GTK_TYPE_FILE_FOLDER_UNIX (_gtk_file_folder_unix_get_type ()) #define GTK_FILE_FOLDER_UNIX(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_FILE_FOLDER_UNIX, GtkFileFolderUnix)) #define GTK_IS_FILE_FOLDER_UNIX(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_FILE_FOLDER_UNIX)) #define GTK_FILE_FOLDER_UNIX_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_FILE_FOLDER_UNIX, GtkFileFolderUnixClass)) #define GTK_IS_FILE_FOLDER_UNIX_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_FILE_FOLDER_UNIX)) #define GTK_FILE_FOLDER_UNIX_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_FILE_FOLDER_UNIX, GtkFileFolderUnixClass)) typedef struct _GtkFileFolderUnix GtkFileFolderUnix; typedef struct _GtkFileFolderUnixClass GtkFileFolderUnixClass; struct _GtkFileFolderUnixClass { GObjectClass parent_class; }; struct _GtkFileFolderUnix { GObject parent_instance; GtkFileSystemUnix *system_unix; GtkFileInfoType types; gchar *filename; GHashTable *stat_info; guint load_folder_id; guint have_stat : 1; guint have_mime_type : 1; guint is_network_dir : 1; guint have_hidden : 1; guint is_finished_loading : 1; time_t asof; }; struct stat_info_entry { struct stat statbuf; char *mime_type; IconType icon_type; gboolean hidden; }; static const GtkFileInfoType STAT_NEEDED_MASK = (GTK_FILE_INFO_IS_FOLDER | GTK_FILE_INFO_MODIFICATION_TIME | GTK_FILE_INFO_SIZE | GTK_FILE_INFO_ICON); static void gtk_file_system_unix_iface_init (GtkFileSystemIface *iface); static void gtk_file_system_unix_finalize (GObject *object); static GSList * gtk_file_system_unix_list_volumes (GtkFileSystem *file_system); static GtkFileSystemVolume *gtk_file_system_unix_get_volume_for_path (GtkFileSystem *file_system, const GtkFilePath *path); static GtkFileSystemHandle *gtk_file_system_unix_get_folder (GtkFileSystem *file_system, const GtkFilePath *path, GtkFileInfoType types, GtkFileSystemGetFolderCallback callback, gpointer data); static GtkFileSystemHandle *gtk_file_system_unix_get_info (GtkFileSystem *file_system, const GtkFilePath *path, GtkFileInfoType types, GtkFileSystemGetInfoCallback callback, gpointer data); static GtkFileSystemHandle *gtk_file_system_unix_create_folder (GtkFileSystem *file_system, const GtkFilePath *path, GtkFileSystemCreateFolderCallback callback, gpointer data); static void gtk_file_system_unix_cancel_operation (GtkFileSystemHandle *handle); static void gtk_file_system_unix_volume_free (GtkFileSystem *file_system, GtkFileSystemVolume *volume); static GtkFilePath *gtk_file_system_unix_volume_get_base_path (GtkFileSystem *file_system, GtkFileSystemVolume *volume); static gboolean gtk_file_system_unix_volume_get_is_mounted (GtkFileSystem *file_system, GtkFileSystemVolume *volume); static GtkFileSystemHandle *gtk_file_system_unix_volume_mount (GtkFileSystem *file_system, GtkFileSystemVolume *volume, GtkFileSystemVolumeMountCallback callback, gpointer data); static gchar * gtk_file_system_unix_volume_get_display_name (GtkFileSystem *file_system, GtkFileSystemVolume *volume); static gchar * gtk_file_system_unix_volume_get_icon_name (GtkFileSystem *file_system, GtkFileSystemVolume *volume, GError **error); static gboolean gtk_file_system_unix_get_parent (GtkFileSystem *file_system, const GtkFilePath *path, GtkFilePath **parent, GError **error); static GtkFilePath * gtk_file_system_unix_make_path (GtkFileSystem *file_system, const GtkFilePath *base_path, const gchar *display_name, GError **error); static gboolean gtk_file_system_unix_parse (GtkFileSystem *file_system, const GtkFilePath *base_path, const gchar *str, GtkFilePath **folder, gchar **file_part, GError **error); static gchar * gtk_file_system_unix_path_to_uri (GtkFileSystem *file_system, const GtkFilePath *path); static gchar * gtk_file_system_unix_path_to_filename (GtkFileSystem *file_system, const GtkFilePath *path); static GtkFilePath *gtk_file_system_unix_uri_to_path (GtkFileSystem *file_system, const gchar *uri); static GtkFilePath *gtk_file_system_unix_filename_to_path (GtkFileSystem *file_system, const gchar *filename); static gboolean gtk_file_system_unix_insert_bookmark (GtkFileSystem *file_system, const GtkFilePath *path, gint position, GError **error); static gboolean gtk_file_system_unix_remove_bookmark (GtkFileSystem *file_system, const GtkFilePath *path, GError **error); static GSList * gtk_file_system_unix_list_bookmarks (GtkFileSystem *file_system); static gchar * gtk_file_system_unix_get_bookmark_label (GtkFileSystem *file_system, const GtkFilePath *path); static void gtk_file_system_unix_set_bookmark_label (GtkFileSystem *file_system, const GtkFilePath *path, const gchar *label); static void gtk_file_folder_unix_iface_init (GtkFileFolderIface *iface); static void gtk_file_folder_unix_finalize (GObject *object); static GtkFileInfo *gtk_file_folder_unix_get_info (GtkFileFolder *folder, const GtkFilePath *path, GError **error); static gboolean gtk_file_folder_unix_list_children (GtkFileFolder *folder, GSList **children, GError **error); static gboolean gtk_file_folder_unix_is_finished_loading (GtkFileFolder *folder); static GtkFilePath *filename_to_path (const gchar *filename); static gboolean filename_is_root (const char *filename); static gboolean get_is_hidden_for_file (const char *filename, const char *basename); static gboolean file_is_hidden (GtkFileFolderUnix *folder_unix, const char *basename); static GtkFileInfo *file_info_for_root_with_error (const char *root_name, GError **error); static gboolean stat_with_error (const char *filename, struct stat *statbuf, GError **error); static GtkFileInfo *create_file_info (GtkFileFolderUnix *folder_unix, const char *filename, const char *basename, GtkFileInfoType types, struct stat *statbuf, const char *mime_type); static gboolean fill_in_names (GtkFileFolderUnix *folder_unix, GError **error); static void fill_in_stats (GtkFileFolderUnix *folder_unix); static void fill_in_mime_type (GtkFileFolderUnix *folder_unix); static void fill_in_hidden (GtkFileFolderUnix *folder_unix); static gboolean cb_fill_in_stats (gpointer key, gpointer value, gpointer user_data); static gboolean cb_fill_in_mime_type (gpointer key, gpointer value, gpointer user_data); static char * get_parent_dir (const char *filename); /* * GtkFileSystemUnix */ G_DEFINE_TYPE_WITH_CODE (GtkFileSystemUnix, gtk_file_system_unix, G_TYPE_OBJECT, G_IMPLEMENT_INTERFACE (GTK_TYPE_FILE_SYSTEM, gtk_file_system_unix_iface_init)) /* * GtkFileFolderUnix */ G_DEFINE_TYPE_WITH_CODE (GtkFileFolderUnix, _gtk_file_folder_unix, G_TYPE_OBJECT, G_IMPLEMENT_INTERFACE (GTK_TYPE_FILE_FOLDER, gtk_file_folder_unix_iface_init)) /** * gtk_file_system_unix_new: * * Creates a new #GtkFileSystemUnix object. #GtkFileSystemUnix * implements the #GtkFileSystem interface with direct access to * the filesystem using Unix/Linux API calls * * Return value: the new #GtkFileSystemUnix object **/ GtkFileSystem * gtk_file_system_unix_new (void) { return g_object_new (GTK_TYPE_FILE_SYSTEM_UNIX, NULL); } static void gtk_file_system_unix_class_init (GtkFileSystemUnixClass *class) { GObjectClass *gobject_class = G_OBJECT_CLASS (class); gobject_class->finalize = gtk_file_system_unix_finalize; } static void gtk_file_system_unix_iface_init (GtkFileSystemIface *iface) { iface->list_volumes = gtk_file_system_unix_list_volumes; iface->get_volume_for_path = gtk_file_system_unix_get_volume_for_path; iface->get_folder = gtk_file_system_unix_get_folder; iface->get_info = gtk_file_system_unix_get_info; iface->create_folder = gtk_file_system_unix_create_folder; iface->cancel_operation = gtk_file_system_unix_cancel_operation; iface->volume_free = gtk_file_system_unix_volume_free; iface->volume_get_base_path = gtk_file_system_unix_volume_get_base_path; iface->volume_get_is_mounted = gtk_file_system_unix_volume_get_is_mounted; iface->volume_mount = gtk_file_system_unix_volume_mount; iface->volume_get_display_name = gtk_file_system_unix_volume_get_display_name; iface->volume_get_icon_name = gtk_file_system_unix_volume_get_icon_name; iface->get_parent = gtk_file_system_unix_get_parent; iface->make_path = gtk_file_system_unix_make_path; iface->parse = gtk_file_system_unix_parse; iface->path_to_uri = gtk_file_system_unix_path_to_uri; iface->path_to_filename = gtk_file_system_unix_path_to_filename; iface->uri_to_path = gtk_file_system_unix_uri_to_path; iface->filename_to_path = gtk_file_system_unix_filename_to_path; iface->insert_bookmark = gtk_file_system_unix_insert_bookmark; iface->remove_bookmark = gtk_file_system_unix_remove_bookmark; iface->list_bookmarks = gtk_file_system_unix_list_bookmarks; iface->get_bookmark_label = gtk_file_system_unix_get_bookmark_label; iface->set_bookmark_label = gtk_file_system_unix_set_bookmark_label; } static void gtk_file_system_unix_init (GtkFileSystemUnix *system_unix) { system_unix->folder_hash = g_hash_table_new (g_str_hash, g_str_equal); if (stat ("/afs", &system_unix->afs_statbuf) == 0) system_unix->have_afs = TRUE; else system_unix->have_afs = FALSE; if (stat ("/net", &system_unix->net_statbuf) == 0) system_unix->have_net = TRUE; else system_unix->have_net = FALSE; system_unix->handles = g_hash_table_new (g_direct_hash, g_direct_equal); } static void check_handle_fn (gpointer key, gpointer value, gpointer data) { GtkFileSystemHandle *handle; int *num_live_handles; handle = key; num_live_handles = data; (*num_live_handles)++; g_warning ("file_system_unix=%p still has handle=%p at finalization which is %s!", handle->file_system, handle, handle->cancelled ? "CANCELLED" : "NOT CANCELLED"); } static void check_handles_at_finalization (GtkFileSystemUnix *system_unix) { int num_live_handles; num_live_handles = 0; g_hash_table_foreach (system_unix->handles, check_handle_fn, &num_live_handles); #ifdef HANDLE_ME_HARDER g_assert (num_live_handles == 0); #endif g_hash_table_destroy (system_unix->handles); } #define GTK_TYPE_FILE_SYSTEM_HANDLE_UNIX (_gtk_file_system_handle_unix_get_type ()) typedef struct _GtkFileSystemHandle GtkFileSystemHandleUnix; typedef struct _GtkFileSystemHandleClass GtkFileSystemHandleUnixClass; G_DEFINE_TYPE (GtkFileSystemHandleUnix, _gtk_file_system_handle_unix, GTK_TYPE_FILE_SYSTEM_HANDLE) static void _gtk_file_system_handle_unix_init (GtkFileSystemHandleUnix *handle) { } static void _gtk_file_system_handle_unix_finalize (GObject *object) { GtkFileSystemHandleUnix *handle; GtkFileSystemUnix *system_unix; handle = (GtkFileSystemHandleUnix *)object; system_unix = GTK_FILE_SYSTEM_UNIX (GTK_FILE_SYSTEM_HANDLE (handle)->file_system); g_assert (g_hash_table_lookup (system_unix->handles, handle) != NULL); g_hash_table_remove (system_unix->handles, handle); if (G_OBJECT_CLASS (_gtk_file_system_handle_unix_parent_class)->finalize) G_OBJECT_CLASS (_gtk_file_system_handle_unix_parent_class)->finalize (object); } static void _gtk_file_system_handle_unix_class_init (GtkFileSystemHandleUnixClass *class) { GObjectClass *gobject_class = (GObjectClass *) class; gobject_class->finalize = _gtk_file_system_handle_unix_finalize; } static void gtk_file_system_unix_finalize (GObject *object) { GtkFileSystemUnix *system_unix; system_unix = GTK_FILE_SYSTEM_UNIX (object); check_handles_at_finalization (system_unix); /* FIXME: assert that the hash is empty? */ g_hash_table_destroy (system_unix->folder_hash); G_OBJECT_CLASS (gtk_file_system_unix_parent_class)->finalize (object); } /* Returns our single root volume */ static GtkFileSystemVolume * get_root_volume (void) { return (GtkFileSystemVolume *) gtk_file_path_new_dup ("/"); } static GSList * gtk_file_system_unix_list_volumes (GtkFileSystem *file_system) { return g_slist_append (NULL, get_root_volume ()); } static GtkFileSystemVolume * gtk_file_system_unix_get_volume_for_path (GtkFileSystem *file_system, const GtkFilePath *path) { return get_root_volume (); } static char * remove_trailing_slash (const char *filename) { int len; len = strlen (filename); if (len > 1 && filename[len - 1] == '/') return g_strndup (filename, len - 1); else return g_memdup (filename, len + 1); } /* Delay callback dispatching */ enum callback_types { CALLBACK_GET_INFO, CALLBACK_GET_FOLDER, CALLBACK_CREATE_FOLDER, CALLBACK_VOLUME_MOUNT }; static void queue_callback (enum callback_types type, gpointer data); struct get_info_callback { GtkFileSystemGetInfoCallback callback; GtkFileSystemHandle *handle; GtkFileInfo *file_info; GError *error; gpointer data; }; static inline void dispatch_get_info_callback (struct get_info_callback *info) { (* info->callback) (info->handle, info->file_info, info->error, info->data); if (info->file_info) gtk_file_info_free (info->file_info); if (info->error) g_error_free (info->error); g_object_unref (info->handle); g_free (info); } static inline void queue_get_info_callback (GtkFileSystemGetInfoCallback callback, GtkFileSystemHandle *handle, GtkFileInfo *file_info, GError *error, gpointer data) { struct get_info_callback *info; info = g_new (struct get_info_callback, 1); info->callback = callback; info->handle = handle; info->file_info = file_info; info->error = error; info->data = data; queue_callback (CALLBACK_GET_INFO, info); } struct get_folder_callback { GtkFileSystemGetFolderCallback callback; GtkFileSystemHandle *handle; GtkFileFolder *folder; GError *error; gpointer data; }; static inline void dispatch_get_folder_callback (struct get_folder_callback *info) { (* info->callback) (info->handle, info->folder, info->error, info->data); if (info->error) g_error_free (info->error); g_object_unref (info->handle); g_free (info); } static inline void queue_get_folder_callback (GtkFileSystemGetFolderCallback callback, GtkFileSystemHandle *handle, GtkFileFolder *folder, GError *error, gpointer data) { struct get_folder_callback *info; info = g_new (struct get_folder_callback, 1); info->callback = callback; info->handle = handle; info->folder = folder; info->error = error; info->data = data; queue_callback (CALLBACK_GET_FOLDER, info); } struct create_folder_callback { GtkFileSystemCreateFolderCallback callback; GtkFileSystemHandle *handle; GtkFilePath *path; GError *error; gpointer data; }; static inline void dispatch_create_folder_callback (struct create_folder_callback *info) { (* info->callback) (info->handle, info->path, info->error, info->data); if (info->error) g_error_free (info->error); if (info->path) gtk_file_path_free (info->path); g_object_unref (info->handle); g_free (info); } static inline void queue_create_folder_callback (GtkFileSystemCreateFolderCallback callback, GtkFileSystemHandle *handle, const GtkFilePath *path, GError *error, gpointer data) { struct create_folder_callback *info; info = g_new (struct create_folder_callback, 1); info->callback = callback; info->handle = handle; info->path = gtk_file_path_copy (path); info->error = error; info->data = data; queue_callback (CALLBACK_CREATE_FOLDER, info); } struct volume_mount_callback { GtkFileSystemVolumeMountCallback callback; GtkFileSystemHandle *handle; GtkFileSystemVolume *volume; GError *error; gpointer data; }; static inline void dispatch_volume_mount_callback (struct volume_mount_callback *info) { (* info->callback) (info->handle, info->volume, info->error, info->data); if (info->error) g_error_free (info->error); g_object_unref (info->handle); g_free (info); } static inline void queue_volume_mount_callback (GtkFileSystemVolumeMountCallback callback, GtkFileSystemHandle *handle, GtkFileSystemVolume *volume, GError *error, gpointer data) { struct volume_mount_callback *info; info = g_new (struct volume_mount_callback, 1); info->callback = callback; info->handle = handle; info->volume = volume; info->error = error; info->data = data; queue_callback (CALLBACK_VOLUME_MOUNT, info); } struct callback_info { enum callback_types type; union { struct get_info_callback *get_info; struct get_folder_callback *get_folder; struct create_folder_callback *create_folder; struct volume_mount_callback *volume_mount; } info; }; static guint execute_callbacks_idle_id = 0; static GSList *callbacks = NULL; static gboolean execute_callbacks_idle (gpointer data) { GSList *l; GDK_THREADS_ENTER (); for (l = callbacks; l; l = l->next) { struct callback_info *info = l->data; switch (info->type) { case CALLBACK_GET_INFO: dispatch_get_info_callback (info->info.get_info); break; case CALLBACK_GET_FOLDER: dispatch_get_folder_callback (info->info.get_folder); break; case CALLBACK_CREATE_FOLDER: dispatch_create_folder_callback (info->info.create_folder); break; case CALLBACK_VOLUME_MOUNT: dispatch_volume_mount_callback (info->info.volume_mount); break; } g_free (info); } g_slist_free (callbacks); callbacks = NULL; execute_callbacks_idle_id = 0; GDK_THREADS_LEAVE (); return FALSE; } static void queue_callback (enum callback_types type, gpointer data) { struct callback_info *info; info = g_new (struct callback_info, 1); info->type = type; switch (type) { case CALLBACK_GET_INFO: info->info.get_info = data; break; case CALLBACK_GET_FOLDER: info->info.get_folder = data; break; case CALLBACK_CREATE_FOLDER: info->info.create_folder = data; break; case CALLBACK_VOLUME_MOUNT: info->info.volume_mount = data; break; } callbacks = g_slist_append (callbacks, info); if (!execute_callbacks_idle_id) execute_callbacks_idle_id = g_idle_add (execute_callbacks_idle, NULL); } static GtkFileSystemHandle * create_handle (GtkFileSystem *file_system) { GtkFileSystemUnix *system_unix; GtkFileSystemHandle *handle; system_unix = GTK_FILE_SYSTEM_UNIX (file_system); handle = g_object_new (GTK_TYPE_FILE_SYSTEM_HANDLE_UNIX, NULL); handle->file_system = file_system; g_assert (g_hash_table_lookup (system_unix->handles, handle) == NULL); g_hash_table_insert (system_unix->handles, handle, handle); return handle; } static GtkFileSystemHandle * gtk_file_system_unix_get_info (GtkFileSystem *file_system, const GtkFilePath *path, GtkFileInfoType types, GtkFileSystemGetInfoCallback callback, gpointer data) { GError *error = NULL; GtkFileSystemUnix *system_unix; GtkFileSystemHandle *handle; const char *filename; GtkFileInfo *info; gchar *basename; struct stat statbuf; const char *mime_type; system_unix = GTK_FILE_SYSTEM_UNIX (file_system); handle = create_handle (file_system); filename = gtk_file_path_get_string (path); g_return_val_if_fail (filename != NULL, FALSE); g_return_val_if_fail (g_path_is_absolute (filename), FALSE); if (!stat_with_error (filename, &statbuf, &error)) { g_object_ref (handle); queue_get_info_callback (callback, handle, NULL, error, data); return handle; } if ((types & GTK_FILE_INFO_MIME_TYPE) != 0) mime_type = xdg_mime_get_mime_type_for_file (filename, &statbuf); else mime_type = NULL; basename = g_path_get_basename (filename); info = create_file_info (NULL, filename, basename, types, &statbuf, mime_type); g_free (basename); g_object_ref (handle); queue_get_info_callback (callback, handle, info, NULL, data); return handle; } static gboolean load_folder (gpointer data) { GtkFileFolderUnix *folder_unix = data; GSList *children; GDK_THREADS_ENTER (); if ((folder_unix->types & STAT_NEEDED_MASK) != 0) fill_in_stats (folder_unix); if ((folder_unix->types & GTK_FILE_INFO_MIME_TYPE) != 0) fill_in_mime_type (folder_unix); if (gtk_file_folder_unix_list_children (GTK_FILE_FOLDER (folder_unix), &children, NULL)) { folder_unix->is_finished_loading = TRUE; g_signal_emit_by_name (folder_unix, "files-added", children); gtk_file_paths_free (children); } folder_unix->load_folder_id = 0; g_signal_emit_by_name (folder_unix, "finished-loading", 0); GDK_THREADS_LEAVE (); return FALSE; } static GtkFileSystemHandle * gtk_file_system_unix_get_folder (GtkFileSystem *file_system, const GtkFilePath *path, GtkFileInfoType types, GtkFileSystemGetFolderCallback callback, gpointer data) { GError *error = NULL; GtkFileSystemUnix *system_unix; GtkFileFolderUnix *folder_unix; GtkFileSystemHandle *handle; const char *filename; char *filename_copy; gboolean set_asof = FALSE; system_unix = GTK_FILE_SYSTEM_UNIX (file_system); filename = gtk_file_path_get_string (path); g_return_val_if_fail (filename != NULL, NULL); g_return_val_if_fail (g_path_is_absolute (filename), NULL); handle = create_handle (file_system); filename_copy = remove_trailing_slash (filename); folder_unix = g_hash_table_lookup (system_unix->folder_hash, filename_copy); if (folder_unix) { g_free (filename_copy); if (folder_unix->stat_info && time (NULL) - folder_unix->asof >= FOLDER_CACHE_LIFETIME) { #if 0 g_print ("Cleaning out cached directory %s\n", filename); #endif g_hash_table_destroy (folder_unix->stat_info); folder_unix->stat_info = NULL; folder_unix->have_mime_type = FALSE; folder_unix->have_stat = FALSE; folder_unix->have_hidden = FALSE; set_asof = TRUE; } g_object_ref (folder_unix); folder_unix->types |= types; types = folder_unix->types; } else { struct stat statbuf; int result; int code; int my_errno; code = my_errno = 0; /* shut up GCC */ result = stat (filename, &statbuf); if (result == 0) { if (!S_ISDIR (statbuf.st_mode)) { result = -1; code = GTK_FILE_SYSTEM_ERROR_NOT_FOLDER; my_errno = ENOTDIR; } } else { my_errno = errno; if (my_errno == ENOENT) code = GTK_FILE_SYSTEM_ERROR_NONEXISTENT; else code = GTK_FILE_SYSTEM_ERROR_FAILED; } if (result != 0) { gchar *display_name = g_filename_display_name (filename); g_set_error (&error, GTK_FILE_SYSTEM_ERROR, code, _("Error getting information for '%s': %s"), display_name, g_strerror (my_errno)); g_object_ref (handle); queue_get_folder_callback (callback, handle, NULL, error, data); g_free (display_name); g_free (filename_copy); return handle; } folder_unix = g_object_new (GTK_TYPE_FILE_FOLDER_UNIX, NULL); folder_unix->system_unix = system_unix; folder_unix->filename = filename_copy; folder_unix->types = types; folder_unix->stat_info = NULL; folder_unix->load_folder_id = 0; folder_unix->have_mime_type = FALSE; folder_unix->have_stat = FALSE; folder_unix->have_hidden = FALSE; folder_unix->is_finished_loading = FALSE; set_asof = TRUE; if ((system_unix->have_afs && system_unix->afs_statbuf.st_dev == statbuf.st_dev && system_unix->afs_statbuf.st_ino == statbuf.st_ino) || (system_unix->have_net && system_unix->net_statbuf.st_dev == statbuf.st_dev && system_unix->net_statbuf.st_ino == statbuf.st_ino)) folder_unix->is_network_dir = TRUE; else folder_unix->is_network_dir = FALSE; g_hash_table_insert (system_unix->folder_hash, folder_unix->filename, folder_unix); } if (set_asof) folder_unix->asof = time (NULL); g_object_ref (handle); queue_get_folder_callback (callback, handle, GTK_FILE_FOLDER (folder_unix), NULL, data); /* Start loading the folder contents in an idle */ folder_unix->load_folder_id = g_idle_add ((GSourceFunc) load_folder, folder_unix); return handle; } static GtkFileSystemHandle * gtk_file_system_unix_create_folder (GtkFileSystem *file_system, const GtkFilePath *path, GtkFileSystemCreateFolderCallback callback, gpointer data) { GError *error = NULL; GtkFileSystemUnix *system_unix; GtkFileSystemHandle *handle; const char *filename; gboolean result; char *parent, *tmp; int save_errno = errno; system_unix = GTK_FILE_SYSTEM_UNIX (file_system); filename = gtk_file_path_get_string (path); g_return_val_if_fail (filename != NULL, FALSE); g_return_val_if_fail (g_path_is_absolute (filename), FALSE); handle = create_handle (file_system); tmp = remove_trailing_slash (filename); errno = 0; result = mkdir (tmp, 0777) == 0; save_errno = errno; g_free (tmp); if (!result) { gchar *display_name = g_filename_display_name (filename); g_set_error (&error, GTK_FILE_SYSTEM_ERROR, GTK_FILE_SYSTEM_ERROR_NONEXISTENT, _("Error creating directory '%s': %s"), display_name, g_strerror (save_errno)); g_object_ref (handle); queue_create_folder_callback (callback, handle, path, error, data); g_free (display_name); return handle; } g_object_ref (handle); queue_create_folder_callback (callback, handle, path, NULL, data); parent = get_parent_dir (filename); if (parent) { GtkFileFolderUnix *folder_unix; folder_unix = g_hash_table_lookup (system_unix->folder_hash, parent); if (folder_unix) { GSList *paths; char *basename; struct stat_info_entry *entry; /* Make sure the new folder exists in the parent's folder */ entry = g_new0 (struct stat_info_entry, 1); if (folder_unix->is_network_dir) { entry->statbuf.st_mode = S_IFDIR; entry->mime_type = g_strdup ("x-directory/normal"); } basename = g_path_get_basename (filename); g_hash_table_insert (folder_unix->stat_info, basename, entry); if (folder_unix->have_stat) { /* Cheating */ if ((folder_unix->types & STAT_NEEDED_MASK) != 0) cb_fill_in_stats (basename, entry, folder_unix); if ((folder_unix->types & GTK_FILE_INFO_MIME_TYPE) != 0) cb_fill_in_mime_type (basename, entry, folder_unix); } paths = g_slist_append (NULL, (GtkFilePath *) path); g_signal_emit_by_name (folder_unix, "files-added", paths); g_slist_free (paths); } g_free (parent); } return handle; } static void gtk_file_system_unix_cancel_operation (GtkFileSystemHandle *handle) { /* We don't set "cancelled" to TRUE here, since the actual operation * is executed in the function itself and not in a callback. So * the operations can never be cancelled (since they will be already * completed at this point. */ } static void gtk_file_system_unix_volume_free (GtkFileSystem *file_system, GtkFileSystemVolume *volume) { GtkFilePath *path; path = (GtkFilePath *) volume; gtk_file_path_free (path); } static GtkFilePath * gtk_file_system_unix_volume_get_base_path (GtkFileSystem *file_system, GtkFileSystemVolume *volume) { return gtk_file_path_new_dup ("/"); } static gboolean gtk_file_system_unix_volume_get_is_mounted (GtkFileSystem *file_system, GtkFileSystemVolume *volume) { return TRUE; } static GtkFileSystemHandle * gtk_file_system_unix_volume_mount (GtkFileSystem *file_system, GtkFileSystemVolume *volume, GtkFileSystemVolumeMountCallback callback, gpointer data) { GError *error = NULL; GtkFileSystemHandle *handle = create_handle (file_system); g_set_error (&error, GTK_FILE_SYSTEM_ERROR, GTK_FILE_SYSTEM_ERROR_FAILED, _("This file system does not support mounting")); g_object_ref (handle); queue_volume_mount_callback (callback, handle, volume, error, data); return handle; } static gchar * gtk_file_system_unix_volume_get_display_name (GtkFileSystem *file_system, GtkFileSystemVolume *volume) { return g_strdup (_("File System")); /* Same as Nautilus */ } static IconType get_icon_type_from_stat (struct stat *statp) { if (S_ISBLK (statp->st_mode)) return ICON_BLOCK_DEVICE; else if (S_ISLNK (statp->st_mode)) return ICON_BROKEN_SYMBOLIC_LINK; /* See get_icon_type */ else if (S_ISCHR (statp->st_mode)) return ICON_CHARACTER_DEVICE; else if (S_ISDIR (statp->st_mode)) return ICON_DIRECTORY; #ifdef S_ISFIFO else if (S_ISFIFO (statp->st_mode)) return ICON_FIFO; #endif #ifdef S_ISSOCK else if (S_ISSOCK (statp->st_mode)) return ICON_SOCKET; #endif else return ICON_REGULAR; } static IconType get_icon_type (const char *filename, GError **error) { struct stat statbuf; /* If stat fails, try to fall back to lstat to catch broken links */ if (stat (filename, &statbuf) != 0) { if (errno != ENOENT || lstat (filename, &statbuf) != 0) { int save_errno = errno; gchar *display_name = g_filename_display_name (filename); g_set_error (error, GTK_FILE_SYSTEM_ERROR, GTK_FILE_SYSTEM_ERROR_NONEXISTENT, _("Error getting information for '%s': %s"), display_name, g_strerror (save_errno)); g_free (display_name); return ICON_NONE; } } return get_icon_type_from_stat (&statbuf); } /* Renders a fallback icon from the stock system */ static const gchar * get_fallback_icon_name (IconType icon_type) { const char *stock_name; switch (icon_type) { case ICON_BLOCK_DEVICE: stock_name = GTK_STOCK_HARDDISK; break; case ICON_DIRECTORY: stock_name = GTK_STOCK_DIRECTORY; break; case ICON_EXECUTABLE: stock_name = GTK_STOCK_EXECUTE; break; default: stock_name = GTK_STOCK_FILE; break; } return stock_name; } static gchar * gtk_file_system_unix_volume_get_icon_name (GtkFileSystem *file_system, GtkFileSystemVolume *volume, GError **error) { /* FIXME: maybe we just always want to return GTK_STOCK_HARDDISK here? * or the new tango icon name? */ return g_strdup ("gnome-dev-harddisk"); } static char * get_parent_dir (const char *filename) { int len; len = strlen (filename); /* Ignore trailing slashes */ if (len > 1 && filename[len - 1] == '/') { char *tmp, *parent; tmp = g_strndup (filename, len - 1); parent = g_path_get_dirname (tmp); g_free (tmp); return parent; } else return g_path_get_dirname (filename); } static gboolean gtk_file_system_unix_get_parent (GtkFileSystem *file_system, const GtkFilePath *path, GtkFilePath **parent, GError **error) { const char *filename; filename = gtk_file_path_get_string (path); g_return_val_if_fail (filename != NULL, FALSE); g_return_val_if_fail (g_path_is_absolute (filename), FALSE); if (filename_is_root (filename)) { *parent = NULL; } else { gchar *parent_filename = get_parent_dir (filename); *parent = filename_to_path (parent_filename); g_free (parent_filename); } return TRUE; } static GtkFilePath * gtk_file_system_unix_make_path (GtkFileSystem *file_system, const GtkFilePath *base_path, const gchar *display_name, GError **error) { const char *base_filename; gchar *filename; gchar *full_filename; GError *tmp_error = NULL; GtkFilePath *result; base_filename = gtk_file_path_get_string (base_path); g_return_val_if_fail (base_filename != NULL, NULL); g_return_val_if_fail (g_path_is_absolute (base_filename), NULL); if (strchr (display_name, G_DIR_SEPARATOR)) { g_set_error (error, GTK_FILE_SYSTEM_ERROR, GTK_FILE_SYSTEM_ERROR_BAD_FILENAME, _("The name \"%s\" is not valid because it contains the character \"%s\". " "Please use a different name."), display_name, G_DIR_SEPARATOR_S); return NULL; } filename = g_filename_from_utf8 (display_name, -1, NULL, NULL, &tmp_error); if (!filename) { g_set_error (error, GTK_FILE_SYSTEM_ERROR, GTK_FILE_SYSTEM_ERROR_BAD_FILENAME, "%s", tmp_error->message); g_error_free (tmp_error); return NULL; } full_filename = g_build_filename (base_filename, filename, NULL); result = filename_to_path (full_filename); g_free (filename); g_free (full_filename); return result; } /* If this was a publically exported function, it should return * a dup'ed result, but we make it modify-in-place for efficiency * here, and because it works for us. */ static void canonicalize_filename (gchar *filename) { gchar *p, *q; gboolean last_was_slash = FALSE; p = filename; q = filename; while (*p) { if (*p == G_DIR_SEPARATOR) { if (!last_was_slash) *q++ = G_DIR_SEPARATOR; last_was_slash = TRUE; } else { if (last_was_slash && *p == '.') { if (*(p + 1) == G_DIR_SEPARATOR || *(p + 1) == '\0') { if (*(p + 1) == '\0') break; p += 1; } else if (*(p + 1) == '.' && (*(p + 2) == G_DIR_SEPARATOR || *(p + 2) == '\0')) { if (q > filename + 1) { q--; while (q > filename + 1 && *(q - 1) != G_DIR_SEPARATOR) q--; } if (*(p + 2) == '\0') break; p += 2; } else { *q++ = *p; last_was_slash = FALSE; } } else { *q++ = *p; last_was_slash = FALSE; } } p++; } if (q > filename + 1 && *(q - 1) == G_DIR_SEPARATOR) q--; *q = '\0'; } /* Takes a user-typed filename and expands a tilde at the beginning of the string */ static char * expand_tilde (const char *filename) { const char *notilde; const char *slash; const char *home; if (filename[0] != '~') return g_strdup (filename); notilde = filename + 1; slash = strchr (notilde, G_DIR_SEPARATOR); if (!slash) return NULL; if (slash == notilde) { home = g_get_home_dir (); if (!home) return g_strdup (filename); } else { char *username; struct passwd *passwd; username = g_strndup (notilde, slash - notilde); passwd = getpwnam (username); g_free (username); if (!passwd) return g_strdup (filename); home = passwd->pw_dir; } return g_build_filename (home, G_DIR_SEPARATOR_S, slash + 1, NULL); } static gboolean gtk_file_system_unix_parse (GtkFileSystem *file_system, const GtkFilePath *base_path, const gchar *str, GtkFilePath **folder, gchar **file_part, GError **error) { const char *base_filename; gchar *filename; gchar *last_slash; gboolean result = FALSE; base_filename = gtk_file_path_get_string (base_path); g_return_val_if_fail (base_filename != NULL, FALSE); g_return_val_if_fail (g_path_is_absolute (base_filename), FALSE); filename = expand_tilde (str); if (!filename) { g_set_error (error, GTK_FILE_SYSTEM_ERROR, GTK_FILE_SYSTEM_ERROR_BAD_FILENAME, "%s", ""); /* nothing for now, as we are string-frozen */ return FALSE; } last_slash = strrchr (filename, G_DIR_SEPARATOR); if (!last_slash) { *folder = gtk_file_path_copy (base_path); *file_part = g_strdup (filename); result = TRUE; } else { gchar *folder_part; gchar *folder_path; GError *tmp_error = NULL; if (last_slash == filename) folder_part = g_strdup ("/"); else folder_part = g_filename_from_utf8 (filename, last_slash - filename, NULL, NULL, &tmp_error); if (!folder_part) { g_set_error (error, GTK_FILE_SYSTEM_ERROR, GTK_FILE_SYSTEM_ERROR_BAD_FILENAME, "%s", tmp_error->message); g_error_free (tmp_error); } else { if (folder_part[0] == G_DIR_SEPARATOR) folder_path = folder_part; else { folder_path = g_build_filename (base_filename, folder_part, NULL); g_free (folder_part); } canonicalize_filename (folder_path); *folder = filename_to_path (folder_path); *file_part = g_strdup (last_slash + 1); g_free (folder_path); result = TRUE; } } g_free (filename); return result; } static gchar * gtk_file_system_unix_path_to_uri (GtkFileSystem *file_system, const GtkFilePath *path) { return g_filename_to_uri (gtk_file_path_get_string (path), NULL, NULL); } static gchar * gtk_file_system_unix_path_to_filename (GtkFileSystem *file_system, const GtkFilePath *path) { return g_strdup (gtk_file_path_get_string (path)); } static GtkFilePath * gtk_file_system_unix_uri_to_path (GtkFileSystem *file_system, const gchar *uri) { GtkFilePath *path; gchar *filename = g_filename_from_uri (uri, NULL, NULL); if (filename) { path = filename_to_path (filename); g_free (filename); } else path = NULL; return path; } static GtkFilePath * gtk_file_system_unix_filename_to_path (GtkFileSystem *file_system, const gchar *filename) { return filename_to_path (filename); } /* Returns the name of the icon to be used for a path which is known to be a * directory. This can vary for Home, Desktop, etc. */ static const char * get_icon_name_for_directory (const char *path) { static char *desktop_path = NULL; if (!g_get_home_dir ()) return "gnome-fs-directory"; if (!desktop_path) desktop_path = g_build_filename (g_get_home_dir (), "Desktop", NULL); if (strcmp (g_get_home_dir (), path) == 0) return "gnome-fs-home"; else if (strcmp (desktop_path, path) == 0) return "gnome-fs-desktop"; else return "gnome-fs-directory"; return NULL; } /* Computes our internal icon type based on a path name; also returns the MIME * type in case we come up with ICON_REGULAR. */ static IconType get_icon_type_from_path (GtkFileFolderUnix *folder_unix, struct stat *statbuf, const char *filename, const char **mime_type) { IconType icon_type; *mime_type = NULL; if (folder_unix && folder_unix->have_stat) { char *basename; struct stat_info_entry *entry; g_assert (folder_unix->stat_info != NULL); basename = g_path_get_basename (filename); entry = g_hash_table_lookup (folder_unix->stat_info, basename); g_free (basename); if (entry) { if (entry->icon_type == ICON_UNDECIDED) { entry->icon_type = get_icon_type_from_stat (&entry->statbuf); g_assert (entry->icon_type != ICON_UNDECIDED); } icon_type = entry->icon_type; if (icon_type == ICON_REGULAR) { fill_in_mime_type (folder_unix); *mime_type = entry->mime_type; } return icon_type; } } if (statbuf) return get_icon_type_from_stat (statbuf); icon_type = get_icon_type (filename, NULL); if (icon_type == ICON_REGULAR) *mime_type = xdg_mime_get_mime_type_for_file (filename, NULL); return icon_type; } /* Renders an icon for a non-ICON_REGULAR file */ static const gchar * get_special_icon_name (IconType icon_type, const gchar *filename) { const char *name; g_assert (icon_type != ICON_REGULAR); switch (icon_type) { case ICON_BLOCK_DEVICE: name = "gnome-fs-blockdev"; break; case ICON_BROKEN_SYMBOLIC_LINK: name = "gnome-fs-symlink"; break; case ICON_CHARACTER_DEVICE: name = "gnome-fs-chardev"; break; case ICON_DIRECTORY: /* get_icon_name_for_directory() returns a dupped string */ return get_icon_name_for_directory (filename); case ICON_EXECUTABLE: name ="gnome-fs-executable"; break; case ICON_FIFO: name = "gnome-fs-fifo"; break; case ICON_SOCKET: name = "gnome-fs-socket"; break; default: g_assert_not_reached (); return NULL; } return name; } static gchar * get_icon_name_for_mime_type (const char *mime_type) { char *name; const char *separator; GString *icon_name; if (!mime_type) return NULL; separator = strchr (mime_type, '/'); if (!separator) return NULL; /* maybe we should return a GError with "invalid MIME-type" */ /* FIXME: we default to the gnome icon naming for now. Some question * as below, how are we going to handle a second attempt? */ #if 0 icon_name = g_string_new (""); g_string_append_len (icon_name, mime_type, separator - mime_type); g_string_append_c (icon_name, '-'); g_string_append (icon_name, separator + 1); pixbuf = get_cached_icon (widget, icon_name->str, pixel_size); g_string_free (icon_name, TRUE); if (pixbuf) return pixbuf; icon_name = g_string_new (""); g_string_append_len (icon_name, mime_type, separator - mime_type); g_string_append (icon_name, "-x-generic"); pixbuf = get_cached_icon (widget, icon_name->str, pixel_size); g_string_free (icon_name, TRUE); if (pixbuf) return pixbuf; #endif icon_name = g_string_new ("gnome-mime-"); g_string_append_len (icon_name, mime_type, separator - mime_type); g_string_append_c (icon_name, '-'); g_string_append (icon_name, separator + 1); name = icon_name->str; g_string_free (icon_name, FALSE); return name; /* FIXME: how are we going to implement a second attempt? */ #if 0 if (pixbuf) return pixbuf; icon_name = g_string_new ("gnome-mime-"); g_string_append_len (icon_name, mime_type, separator - mime_type); pixbuf = get_cached_icon (widget, icon_name->str, pixel_size); g_string_free (icon_name, TRUE); return pixbuf; #endif } static void bookmark_list_free (GSList *list) { GSList *l; for (l = list; l; l = l->next) g_free (l->data); g_slist_free (list); } /* Returns whether a URI is a local file:// */ static gboolean is_local_uri (const char *uri) { char *filename; char *hostname; gboolean result; /* This is rather crude, but hey */ filename = g_filename_from_uri (uri, &hostname, NULL); result = (filename && !hostname); g_free (filename); g_free (hostname); return result; } static char * bookmark_get_filename (void) { char *filename; filename = g_build_filename (g_get_home_dir (), BOOKMARKS_FILENAME, NULL); g_assert (filename != NULL); return filename; } static gboolean bookmark_list_read (GSList **bookmarks, GError **error) { gchar *filename; gchar *contents; gboolean result = FALSE; filename = bookmark_get_filename (); *bookmarks = NULL; if (g_file_get_contents (filename, &contents, NULL, error)) { gchar **lines = g_strsplit (contents, "\n", -1); int i; GHashTable *table; table = g_hash_table_new (g_str_hash, g_str_equal); for (i = 0; lines[i]; i++) { if (lines[i][0] && !g_hash_table_lookup (table, lines[i])) { *bookmarks = g_slist_prepend (*bookmarks, g_strdup (lines[i])); g_hash_table_insert (table, lines[i], lines[i]); } } g_free (contents); g_hash_table_destroy (table); g_strfreev (lines); *bookmarks = g_slist_reverse (*bookmarks); result = TRUE; } g_free (filename); return result; } static gboolean bookmark_list_write (GSList *bookmarks, GError **error) { GSList *l; GString *string; char *filename; GError *tmp_error = NULL; gboolean result; string = g_string_new (""); for (l = bookmarks; l; l = l->next) { g_string_append (string, l->data); g_string_append_c (string, '\n'); } filename = bookmark_get_filename (); result = g_file_set_contents (filename, string->str, -1, &tmp_error); g_free (filename); g_string_free (string, TRUE); if (!result) { g_set_error (error, GTK_FILE_SYSTEM_ERROR, GTK_FILE_SYSTEM_ERROR_FAILED, _("Bookmark saving failed: %s"), tmp_error->message); g_error_free (tmp_error); } return result; } static gboolean gtk_file_system_unix_insert_bookmark (GtkFileSystem *file_system, const GtkFilePath *path, gint position, GError **error) { GSList *bookmarks; int num_bookmarks; GSList *l; char *uri; gboolean result; GError *err; err = NULL; if (!bookmark_list_read (&bookmarks, &err) && err->code != G_FILE_ERROR_NOENT) { g_propagate_error (error, err); return FALSE; } num_bookmarks = g_slist_length (bookmarks); g_return_val_if_fail (position >= -1 && position <= num_bookmarks, FALSE); result = FALSE; uri = gtk_file_system_unix_path_to_uri (file_system, path); for (l = bookmarks; l; l = l->next) { char *bookmark, *space; bookmark = l->data; space = strchr (bookmark, ' '); if (space) *space = '\0'; if (strcmp (bookmark, uri) != 0) { if (space) *space = ' '; } else { g_set_error (error, GTK_FILE_SYSTEM_ERROR, GTK_FILE_SYSTEM_ERROR_ALREADY_EXISTS, _("'%s' already exists in the bookmarks list"), uri); goto out; } } bookmarks = g_slist_insert (bookmarks, g_strdup (uri), position); if (bookmark_list_write (bookmarks, error)) { result = TRUE; g_signal_emit_by_name (file_system, "bookmarks-changed", 0); } out: g_free (uri); bookmark_list_free (bookmarks); return result; } static gboolean gtk_file_system_unix_remove_bookmark (GtkFileSystem *file_system, const GtkFilePath *path, GError **error) { GSList *bookmarks; char *uri; GSList *l; gboolean result; if (!bookmark_list_read (&bookmarks, error)) return FALSE; result = FALSE; uri = gtk_file_system_path_to_uri (file_system, path); for (l = bookmarks; l; l = l->next) { char *bookmark, *space; bookmark = (char *)l->data; space = strchr (bookmark, ' '); if (space) *space = '\0'; if (strcmp (bookmark, uri) != 0) { if (space) *space = ' '; } else { g_free (l->data); bookmarks = g_slist_remove_link (bookmarks, l); g_slist_free_1 (l); if (bookmark_list_write (bookmarks, error)) { result = TRUE; g_signal_emit_by_name (file_system, "bookmarks-changed", 0); } goto out; } } g_set_error (error, GTK_FILE_SYSTEM_ERROR, GTK_FILE_SYSTEM_ERROR_NONEXISTENT, _("'%s' does not exist in the bookmarks list"), uri); out: g_free (uri); bookmark_list_free (bookmarks); return result; } static GSList * gtk_file_system_unix_list_bookmarks (GtkFileSystem *file_system) { GSList *bookmarks; GSList *result; GSList *l; if (!bookmark_list_read (&bookmarks, NULL)) return NULL; result = NULL; for (l = bookmarks; l; l = l->next) { char *bookmark, *space; bookmark = (char *)l->data; space = strchr (bookmark, ' '); if (space) *space = '\0'; if (is_local_uri (bookmark)) result = g_slist_prepend (result, gtk_file_system_unix_uri_to_path (file_system, bookmark)); } bookmark_list_free (bookmarks); result = g_slist_reverse (result); return result; } static gchar * gtk_file_system_unix_get_bookmark_label (GtkFileSystem *file_system, const GtkFilePath *path) { GSList *labels; gchar *label; GSList *l; char *bookmark, *space, *uri; labels = NULL; label = NULL; uri = gtk_file_system_path_to_uri (file_system, path); bookmark_list_read (&labels, NULL); for (l = labels; l && !label; l = l->next) { bookmark = (char *)l->data; space = strchr (bookmark, ' '); if (!space) continue; *space = '\0'; if (strcmp (uri, bookmark) == 0) label = g_strdup (space + 1); } bookmark_list_free (labels); g_free (uri); return label; } static void gtk_file_system_unix_set_bookmark_label (GtkFileSystem *file_system, const GtkFilePath *path, const gchar *label) { GSList *labels; GSList *l; gchar *bookmark, *space, *uri; gboolean found; labels = NULL; uri = gtk_file_system_path_to_uri (file_system, path); bookmark_list_read (&labels, NULL); found = FALSE; for (l = labels; l && !found; l = l->next) { bookmark = (gchar *)l->data; space = strchr (bookmark, ' '); if (space) *space = '\0'; if (strcmp (bookmark, uri) != 0) { if (space) *space = ' '; } else { g_free (bookmark); if (label && *label) l->data = g_strdup_printf ("%s %s", uri, label); else l->data = g_strdup (uri); found = TRUE; break; } } if (found) { if (bookmark_list_write (labels, NULL)) g_signal_emit_by_name (file_system, "bookmarks-changed", 0); } bookmark_list_free (labels); g_free (uri); } static void _gtk_file_folder_unix_class_init (GtkFileFolderUnixClass *class) { GObjectClass *gobject_class = G_OBJECT_CLASS (class); gobject_class->finalize = gtk_file_folder_unix_finalize; } static void gtk_file_folder_unix_iface_init (GtkFileFolderIface *iface) { iface->get_info = gtk_file_folder_unix_get_info; iface->list_children = gtk_file_folder_unix_list_children; iface->is_finished_loading = gtk_file_folder_unix_is_finished_loading; } static void _gtk_file_folder_unix_init (GtkFileFolderUnix *impl) { } static void gtk_file_folder_unix_finalize (GObject *object) { GtkFileFolderUnix *folder_unix = GTK_FILE_FOLDER_UNIX (object); if (folder_unix->load_folder_id) { g_source_remove (folder_unix->load_folder_id); folder_unix->load_folder_id = 0; } g_hash_table_remove (folder_unix->system_unix->folder_hash, folder_unix->filename); if (folder_unix->stat_info) { #if 0 g_print ("Releasing information for directory %s\n", folder_unix->filename); #endif g_hash_table_destroy (folder_unix->stat_info); } g_free (folder_unix->filename); G_OBJECT_CLASS (_gtk_file_folder_unix_parent_class)->finalize (object); } /* Creates a GtkFileInfo for "/" by stat()ing it */ static GtkFileInfo * file_info_for_root_with_error (const char *root_name, GError **error) { struct stat statbuf; GtkFileInfo *info; if (stat (root_name, &statbuf) != 0) { int saved_errno; saved_errno = errno; g_set_error (error, GTK_FILE_SYSTEM_ERROR, GTK_FILE_SYSTEM_ERROR_FAILED, _("Error getting information for '%s': %s"), "/", g_strerror (saved_errno)); return NULL; } info = gtk_file_info_new (); gtk_file_info_set_display_name (info, "/"); gtk_file_info_set_is_folder (info, TRUE); gtk_file_info_set_is_hidden (info, FALSE); gtk_file_info_set_mime_type (info, "x-directory/normal"); gtk_file_info_set_modification_time (info, statbuf.st_mtime); gtk_file_info_set_size (info, statbuf.st_size); return info; } static gboolean stat_with_error (const char *filename, struct stat *statbuf, GError **error) { if (stat (filename, statbuf) == -1 && (errno != ENOENT || lstat (filename, statbuf) == -1)) { int saved_errno; int code; char *display_name; saved_errno = errno; if (saved_errno == ENOENT) code = GTK_FILE_SYSTEM_ERROR_NONEXISTENT; else code = GTK_FILE_SYSTEM_ERROR_FAILED; display_name = g_filename_display_name (filename); g_set_error (error, GTK_FILE_SYSTEM_ERROR, code, _("Error getting information for '%s': %s"), display_name, g_strerror (saved_errno)); g_free (display_name); return FALSE; } return TRUE; } /* Creates a new GtkFileInfo from the specified data */ static GtkFileInfo * create_file_info (GtkFileFolderUnix *folder_unix, const char *filename, const char *basename, GtkFileInfoType types, struct stat *statbuf, const char *mime_type) { GtkFileInfo *info; info = gtk_file_info_new (); if (types & GTK_FILE_INFO_DISPLAY_NAME) { gchar *display_name = g_filename_display_basename (filename); gtk_file_info_set_display_name (info, display_name); g_free (display_name); } if (types & GTK_FILE_INFO_IS_HIDDEN) { if (folder_unix) { if (file_is_hidden (folder_unix, basename)) gtk_file_info_set_is_hidden (info, TRUE); } else { if (get_is_hidden_for_file (filename, basename)) gtk_file_info_set_is_hidden (info, TRUE); } } if (types & GTK_FILE_INFO_IS_FOLDER) gtk_file_info_set_is_folder (info, S_ISDIR (statbuf->st_mode)); if (types & GTK_FILE_INFO_MIME_TYPE) gtk_file_info_set_mime_type (info, mime_type); if (types & GTK_FILE_INFO_MODIFICATION_TIME) gtk_file_info_set_modification_time (info, statbuf->st_mtime); if (types & GTK_FILE_INFO_SIZE) gtk_file_info_set_size (info, (gint64) statbuf->st_size); if (types & GTK_FILE_INFO_ICON) { IconType icon_type; gboolean free_icon_name = FALSE; const char *icon_name; const char *icon_mime_type; icon_type = get_icon_type_from_path (folder_unix, statbuf, filename, &icon_mime_type); switch (icon_type) { case ICON_NONE: icon_name = get_fallback_icon_name (icon_type); break; case ICON_REGULAR: free_icon_name = TRUE; if (icon_mime_type) icon_name = get_icon_name_for_mime_type (icon_mime_type); else icon_name = get_icon_name_for_mime_type (mime_type); break; default: icon_name = get_special_icon_name (icon_type, filename); break; } gtk_file_info_set_icon_name (info, icon_name); if (free_icon_name) g_free ((char *) icon_name); } return info; } static struct stat_info_entry * create_stat_info_entry_and_emit_add (GtkFileFolderUnix *folder_unix, const char *filename, const char *basename, struct stat *statbuf) { GSList *paths; GtkFilePath *path; struct stat_info_entry *entry; entry = g_new0 (struct stat_info_entry, 1); if ((folder_unix->types & STAT_NEEDED_MASK) != 0) entry->statbuf = *statbuf; if ((folder_unix->types & GTK_FILE_INFO_MIME_TYPE) != 0) entry->mime_type = g_strdup (xdg_mime_get_mime_type_for_file (filename, statbuf)); g_hash_table_insert (folder_unix->stat_info, g_strdup (basename), entry); path = gtk_file_path_new_dup (filename); paths = g_slist_append (NULL, path); g_signal_emit_by_name (folder_unix, "files-added", paths); gtk_file_path_free (path); g_slist_free (paths); return entry; } static GtkFileInfo * gtk_file_folder_unix_get_info (GtkFileFolder *folder, const GtkFilePath *path, GError **error) { GtkFileFolderUnix *folder_unix = GTK_FILE_FOLDER_UNIX (folder); GtkFileInfo *info; gchar *dirname, *basename; const char *filename; GtkFileInfoType types; struct stat statbuf; const char *mime_type; /* Get_info for "/" */ if (!path) { g_return_val_if_fail (filename_is_root (folder_unix->filename), NULL); return file_info_for_root_with_error (folder_unix->filename, error); } /* Get_info for normal files */ filename = gtk_file_path_get_string (path); g_return_val_if_fail (filename != NULL, NULL); g_return_val_if_fail (g_path_is_absolute (filename), NULL); dirname = get_parent_dir (filename); g_return_val_if_fail (strcmp (dirname, folder_unix->filename) == 0, NULL); g_free (dirname); basename = g_path_get_basename (filename); types = folder_unix->types; if (folder_unix->have_stat) { struct stat_info_entry *entry; g_assert (folder_unix->stat_info != NULL); entry = g_hash_table_lookup (folder_unix->stat_info, basename); if (!entry) { if (!stat_with_error (filename, &statbuf, error)) { g_free (basename); return NULL; } entry = create_stat_info_entry_and_emit_add (folder_unix, filename, basename, &statbuf); } info = create_file_info (folder_unix, filename, basename, types, &entry->statbuf, entry->mime_type); g_free (basename); return info; } else { if (!stat_with_error (filename, &statbuf, error)) { g_free (basename); return NULL; } if ((types & GTK_FILE_INFO_MIME_TYPE) != 0) mime_type = xdg_mime_get_mime_type_for_file (filename, &statbuf); else mime_type = NULL; info = create_file_info (folder_unix, filename, basename, types, &statbuf, mime_type); g_free (basename); return info; } } static void cb_list_children (gpointer key, gpointer value, gpointer user_data) { GSList **children = user_data; *children = g_slist_prepend (*children, key); } static gboolean gtk_file_folder_unix_list_children (GtkFileFolder *folder, GSList **children, GError **error) { GtkFileFolderUnix *folder_unix = GTK_FILE_FOLDER_UNIX (folder); GSList *l; *children = NULL; /* Get the list of basenames. */ if (folder_unix->stat_info) g_hash_table_foreach (folder_unix->stat_info, cb_list_children, children); /* Turn basenames into GFilePaths. */ for (l = *children; l; l = l->next) { const char *basename = l->data; char *fullname = g_build_filename (folder_unix->filename, basename, NULL); l->data = filename_to_path (fullname); g_free (fullname); } return TRUE; } static gboolean gtk_file_folder_unix_is_finished_loading (GtkFileFolder *folder) { return GTK_FILE_FOLDER_UNIX (folder)->is_finished_loading; } static void free_stat_info_entry (struct stat_info_entry *entry) { g_free (entry->mime_type); g_free (entry); } static gboolean fill_in_names (GtkFileFolderUnix *folder_unix, GError **error) { GDir *dir; if (folder_unix->stat_info) return TRUE; dir = g_dir_open (folder_unix->filename, 0, error); if (!dir) return FALSE; folder_unix->stat_info = g_hash_table_new_full (g_str_hash, g_str_equal, (GDestroyNotify) g_free, (GDestroyNotify) free_stat_info_entry); while (TRUE) { struct stat_info_entry *entry; const gchar *basename; basename = g_dir_read_name (dir); if (!basename) break; entry = g_new0 (struct stat_info_entry, 1); if (folder_unix->is_network_dir) { entry->statbuf.st_mode = S_IFDIR; entry->mime_type = g_strdup ("x-directory/normal"); } g_hash_table_insert (folder_unix->stat_info, g_strdup (basename), entry); } g_dir_close (dir); folder_unix->asof = time (NULL); return TRUE; } static gboolean cb_fill_in_stats (gpointer key, gpointer value, gpointer user_data) { const char *basename = key; struct stat_info_entry *entry = value; GtkFileFolderUnix *folder_unix = user_data; char *fullname = g_build_filename (folder_unix->filename, basename, NULL); gboolean result; if (stat (fullname, &entry->statbuf) == -1 && (errno != ENOENT || lstat (fullname, &entry->statbuf) == -1)) result = TRUE; /* Couldn't stat -- remove from hash. */ else result = FALSE; g_free (fullname); return result; } static void fill_in_stats (GtkFileFolderUnix *folder_unix) { if (folder_unix->have_stat) return; if (!fill_in_names (folder_unix, NULL)) return; if (!folder_unix->is_network_dir) g_hash_table_foreach_remove (folder_unix->stat_info, cb_fill_in_stats, folder_unix); folder_unix->have_stat = TRUE; } static gboolean cb_fill_in_mime_type (gpointer key, gpointer value, gpointer user_data) { const char *basename = key; struct stat_info_entry *entry = value; GtkFileFolderUnix *folder_unix = user_data; char *fullname = g_build_filename (folder_unix->filename, basename, NULL); struct stat *statbuf = NULL; const char *mime_type; if (folder_unix->have_stat) statbuf = &entry->statbuf; mime_type = xdg_mime_get_mime_type_for_file (fullname, statbuf); entry->mime_type = g_strdup (mime_type); g_free (fullname); return FALSE; } static void fill_in_mime_type (GtkFileFolderUnix *folder_unix) { if (folder_unix->have_mime_type) return; if (!folder_unix->have_stat) return; g_assert (folder_unix->stat_info != NULL); if (!folder_unix->is_network_dir) g_hash_table_foreach_remove (folder_unix->stat_info, cb_fill_in_mime_type, folder_unix); folder_unix->have_mime_type = TRUE; } static gchar ** read_hidden_file (const char *dirname) { gchar **lines = NULL; gchar *contents; gchar *hidden_file; hidden_file = g_build_filename (dirname, HIDDEN_FILENAME, NULL); if (g_file_get_contents (hidden_file, &contents, NULL, NULL)) { lines = g_strsplit (contents, "\n", -1); g_free (contents); } g_free (hidden_file); return lines; } static void fill_in_hidden (GtkFileFolderUnix *folder_unix) { gchar **lines; if (folder_unix->have_hidden) return; lines = read_hidden_file (folder_unix->filename); if (lines) { int i; for (i = 0; lines[i]; i++) { if (lines[i][0]) { struct stat_info_entry *entry; entry = g_hash_table_lookup (folder_unix->stat_info, lines[i]); if (entry != NULL) entry->hidden = TRUE; } } g_strfreev (lines); } folder_unix->have_hidden = TRUE; } static GtkFilePath * filename_to_path (const char *filename) { char *tmp; tmp = remove_trailing_slash (filename); return gtk_file_path_new_steal (tmp); } static gboolean filename_is_root (const char *filename) { const gchar *after_root; after_root = g_path_skip_root (filename); return (after_root != NULL && *after_root == '\0'); } static gboolean get_is_hidden_for_file (const char *filename, const char *basename) { gchar *dirname; gchar **lines; gboolean hidden = FALSE; dirname = g_path_get_dirname (filename); lines = read_hidden_file (dirname); g_free (dirname); if (lines) { int i; for (i = 0; lines[i]; i++) { if (lines[i][0] && strcmp (lines[i], basename) == 0) { hidden = TRUE; break; } } g_strfreev (lines); } return hidden; } static gboolean file_is_hidden (GtkFileFolderUnix *folder_unix, const char *basename) { struct stat_info_entry *entry; if (basename[0] == '.' || basename[strlen (basename) - 1] == '~') return TRUE; if (folder_unix->have_stat) { fill_in_hidden (folder_unix); entry = g_hash_table_lookup (folder_unix->stat_info, basename); if (entry) return entry->hidden; } return FALSE; } #define __GTK_FILE_SYSTEM_UNIX_C__ #include "gtkaliasdef.c"