/* * nautilus-directory.c: Nautilus directory model. * * Copyright (C) 1999, 2000, 2001 Eazel, Inc. * * 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, see . * * Author: Darin Adler */ #include "nautilus-directory-private.h" #include #include #include #include #include "nautilus-directory-notify.h" #include "nautilus-directory-private.h" #include "nautilus-enums.h" #include "nautilus-file-private.h" #include "nautilus-file-queue.h" #include "nautilus-file-utilities.h" #include "nautilus-global-preferences.h" #include "nautilus-lib-self-check-functions.h" #include "nautilus-metadata.h" #include "nautilus-profile.h" #include "nautilus-search-directory-file.h" #include "nautilus-search-directory.h" #include "nautilus-starred-directory.h" #include "nautilus-vfs-directory.h" #include "nautilus-vfs-file.h" enum { FILES_ADDED, FILES_CHANGED, DONE_LOADING, LOAD_ERROR, LAST_SIGNAL }; enum { PROP_LOCATION = 1, NUM_PROPERTIES }; static guint signals[LAST_SIGNAL]; static GParamSpec *properties[NUM_PROPERTIES] = { NULL, }; static GHashTable *directories; static NautilusDirectory *nautilus_directory_new (GFile *location); static void set_directory_location (NautilusDirectory *directory, GFile *location); G_DEFINE_TYPE (NautilusDirectory, nautilus_directory, G_TYPE_OBJECT); static gboolean real_contains_file (NautilusDirectory *self, NautilusFile *file) { NautilusDirectory *directory; directory = nautilus_file_get_directory (file); return directory == self; } static gboolean real_are_all_files_seen (NautilusDirectory *directory) { return directory->details->directory_loaded; } static gboolean real_is_not_empty (NautilusDirectory *directory) { return directory->details->file_list != NULL; } static gboolean is_tentative (NautilusFile *file, gpointer callback_data) { g_assert (callback_data == NULL); /* Avoid returning files with !is_added, because these * will later be sent with the files_added signal, and a * user doing get_file_list + files_added monitoring will * then see the file twice */ return !file->details->got_file_info || !file->details->is_added; } static GList * real_get_file_list (NautilusDirectory *directory) { GList *tentative_files, *non_tentative_files; tentative_files = nautilus_file_list_filter (directory->details->file_list, &non_tentative_files, is_tentative, NULL); nautilus_file_list_free (tentative_files); return non_tentative_files; } static gboolean real_is_editable (NautilusDirectory *directory) { return TRUE; } static NautilusFile * real_new_file_from_filename (NautilusDirectory *directory, const char *filename, gboolean self_owned) { NautilusFile *file; g_assert (NAUTILUS_IS_DIRECTORY (directory)); g_assert (filename != NULL); g_assert (filename[0] != '\0'); if (NAUTILUS_IS_SEARCH_DIRECTORY (directory)) { if (self_owned) { file = NAUTILUS_FILE (g_object_new (NAUTILUS_TYPE_SEARCH_DIRECTORY_FILE, NULL)); } else { /* This doesn't normally happen, unless the user somehow types in a uri * that references a file like this. (See #349840) */ file = NAUTILUS_FILE (g_object_new (NAUTILUS_TYPE_VFS_FILE, NULL)); } } else { file = NAUTILUS_FILE (g_object_new (NAUTILUS_TYPE_VFS_FILE, NULL)); } nautilus_file_set_directory (file, directory); return file; } static gboolean real_handles_location (GFile *location) { /* This class is the fallback on handling any location */ return TRUE; } static void nautilus_directory_finalize (GObject *object) { NautilusDirectory *directory; directory = NAUTILUS_DIRECTORY (object); g_hash_table_remove (directories, directory->details->location); nautilus_directory_cancel (directory); g_assert (directory->details->count_in_progress == NULL); if (g_hash_table_size (directory->details->monitor_table) != 0) { GHashTableIter iter; gpointer value; g_warning ("destroying a NautilusDirectory while it's being monitored"); g_hash_table_iter_init (&iter, directory->details->monitor_table); while (g_hash_table_iter_next (&iter, NULL, &value)) { GList *list = value; g_list_free_full (list, g_free); } g_hash_table_remove_all (directory->details->monitor_table); } g_hash_table_destroy (directory->details->monitor_table); if (directory->details->monitor != NULL) { nautilus_monitor_cancel (directory->details->monitor); } if (directory->details->dequeue_pending_idle_id != 0) { g_source_remove (directory->details->dequeue_pending_idle_id); } if (directory->details->call_ready_idle_id != 0) { g_source_remove (directory->details->call_ready_idle_id); } if (directory->details->location) { g_object_unref (directory->details->location); } g_assert (directory->details->file_list == NULL); g_hash_table_destroy (directory->details->file_hash); nautilus_file_queue_destroy (directory->details->high_priority_queue); nautilus_file_queue_destroy (directory->details->low_priority_queue); nautilus_file_queue_destroy (directory->details->extension_queue); g_assert (directory->details->directory_load_in_progress == NULL); g_assert (directory->details->count_in_progress == NULL); g_assert (directory->details->dequeue_pending_idle_id == 0); g_list_free_full (directory->details->pending_file_info, g_object_unref); G_OBJECT_CLASS (nautilus_directory_parent_class)->finalize (object); } static void nautilus_directory_set_property (GObject *object, guint property_id, const GValue *value, GParamSpec *pspec) { NautilusDirectory *directory = NAUTILUS_DIRECTORY (object); switch (property_id) { case PROP_LOCATION: { set_directory_location (directory, g_value_get_object (value)); } break; default: { G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); } break; } } static void nautilus_directory_get_property (GObject *object, guint property_id, GValue *value, GParamSpec *pspec) { NautilusDirectory *directory = NAUTILUS_DIRECTORY (object); switch (property_id) { case PROP_LOCATION: { g_value_set_object (value, directory->details->location); } break; default: { G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); } break; } } static void nautilus_directory_class_init (NautilusDirectoryClass *klass) { GObjectClass *object_class; object_class = G_OBJECT_CLASS (klass); klass->contains_file = real_contains_file; klass->are_all_files_seen = real_are_all_files_seen; klass->is_not_empty = real_is_not_empty; klass->get_file_list = real_get_file_list; klass->is_editable = real_is_editable; klass->new_file_from_filename = real_new_file_from_filename; klass->handles_location = real_handles_location; object_class->finalize = nautilus_directory_finalize; object_class->set_property = nautilus_directory_set_property; object_class->get_property = nautilus_directory_get_property; signals[FILES_ADDED] = g_signal_new ("files-added", G_TYPE_FROM_CLASS (object_class), G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET (NautilusDirectoryClass, files_added), NULL, NULL, g_cclosure_marshal_VOID__POINTER, G_TYPE_NONE, 1, G_TYPE_POINTER); signals[FILES_CHANGED] = g_signal_new ("files-changed", G_TYPE_FROM_CLASS (object_class), G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET (NautilusDirectoryClass, files_changed), NULL, NULL, g_cclosure_marshal_VOID__POINTER, G_TYPE_NONE, 1, G_TYPE_POINTER); signals[DONE_LOADING] = g_signal_new ("done-loading", G_TYPE_FROM_CLASS (object_class), G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET (NautilusDirectoryClass, done_loading), NULL, NULL, g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0); signals[LOAD_ERROR] = g_signal_new ("load-error", G_TYPE_FROM_CLASS (object_class), G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET (NautilusDirectoryClass, load_error), NULL, NULL, g_cclosure_marshal_VOID__POINTER, G_TYPE_NONE, 1, G_TYPE_POINTER); properties[PROP_LOCATION] = g_param_spec_object ("location", "The location", "The location of this directory", G_TYPE_FILE, G_PARAM_CONSTRUCT_ONLY | G_PARAM_READWRITE); g_type_class_add_private (klass, sizeof (NautilusDirectoryDetails)); g_object_class_install_properties (object_class, NUM_PROPERTIES, properties); } static void nautilus_directory_init (NautilusDirectory *directory) { directory->details = G_TYPE_INSTANCE_GET_PRIVATE ((directory), NAUTILUS_TYPE_DIRECTORY, NautilusDirectoryDetails); directory->details->file_hash = g_hash_table_new_full (g_str_hash, g_str_equal, g_free, NULL); directory->details->high_priority_queue = nautilus_file_queue_new (); directory->details->low_priority_queue = nautilus_file_queue_new (); directory->details->extension_queue = nautilus_file_queue_new (); directory->details->monitor_table = g_hash_table_new (NULL, NULL); } NautilusDirectory * nautilus_directory_ref (NautilusDirectory *directory) { if (directory == NULL) { return directory; } g_return_val_if_fail (NAUTILUS_IS_DIRECTORY (directory), NULL); g_object_ref (directory); return directory; } void nautilus_directory_unref (NautilusDirectory *directory) { if (directory == NULL) { return; } g_return_if_fail (NAUTILUS_IS_DIRECTORY (directory)); g_object_unref (directory); } static void collect_all_directories (gpointer key, gpointer value, gpointer callback_data) { NautilusDirectory *directory; GList **dirs; directory = NAUTILUS_DIRECTORY (value); dirs = callback_data; *dirs = g_list_prepend (*dirs, nautilus_directory_ref (directory)); } static void filtering_changed_callback (gpointer callback_data) { g_autolist (NautilusDirectory) dirs = NULL; g_assert (callback_data == NULL); dirs = NULL; g_hash_table_foreach (directories, collect_all_directories, &dirs); /* Preference about which items to show has changed, so we * can't trust any of our precomputed directory counts. */ for (GList *l = dirs; l != NULL; l = l->next) { NautilusDirectory *directory; directory = NAUTILUS_DIRECTORY (l->data); nautilus_directory_invalidate_count_and_mime_list (directory); } } void emit_change_signals_for_all_files (NautilusDirectory *directory) { GList *files; files = g_list_copy (directory->details->file_list); if (directory->details->as_file != NULL) { files = g_list_prepend (files, directory->details->as_file); } nautilus_file_list_ref (files); nautilus_directory_emit_change_signals (directory, files); nautilus_file_list_free (files); } void emit_change_signals_for_all_files_in_all_directories (void) { GList *dirs, *l; NautilusDirectory *directory; dirs = NULL; g_hash_table_foreach (directories, collect_all_directories, &dirs); for (l = dirs; l != NULL; l = l->next) { directory = NAUTILUS_DIRECTORY (l->data); emit_change_signals_for_all_files (directory); nautilus_directory_unref (directory); } g_list_free (dirs); } static void async_state_changed_one (gpointer key, gpointer value, gpointer user_data) { NautilusDirectory *directory; g_assert (key != NULL); g_assert (NAUTILUS_IS_DIRECTORY (value)); g_assert (user_data == NULL); directory = NAUTILUS_DIRECTORY (value); nautilus_directory_async_state_changed (directory); emit_change_signals_for_all_files (directory); } static void async_data_preference_changed_callback (gpointer callback_data) { g_assert (callback_data == NULL); /* Preference involving fetched async data has changed, so * we have to kick off refetching all async data, and tell * each file that it (might have) changed. */ g_hash_table_foreach (directories, async_state_changed_one, NULL); } static void add_preferences_callbacks (void) { nautilus_global_preferences_init (); g_signal_connect_swapped (gtk_filechooser_preferences, "changed::" NAUTILUS_PREFERENCES_SHOW_HIDDEN_FILES, G_CALLBACK (filtering_changed_callback), NULL); g_signal_connect_swapped (nautilus_preferences, "changed::" NAUTILUS_PREFERENCES_SHOW_DIRECTORY_ITEM_COUNTS, G_CALLBACK (async_data_preference_changed_callback), NULL); } /** * nautilus_directory_get_by_uri: * @uri: URI of directory to get. * * Get a directory given a uri. * Creates the appropriate subclass given the uri mappings. * Returns a referenced object, not a floating one. Unref when finished. * If two windows are viewing the same uri, the directory object is shared. */ NautilusDirectory * nautilus_directory_get_internal (GFile *location, gboolean create) { NautilusDirectory *directory; /* Create the hash table first time through. */ if (directories == NULL) { directories = g_hash_table_new (g_file_hash, (GCompareFunc) g_file_equal); add_preferences_callbacks (); } /* If the object is already in the hash table, look it up. */ directory = g_hash_table_lookup (directories, location); if (directory != NULL) { nautilus_directory_ref (directory); } else if (create) { /* Create a new directory object instead. */ directory = nautilus_directory_new (location); if (directory == NULL) { return NULL; } /* Put it in the hash table. */ g_hash_table_insert (directories, directory->details->location, directory); } return directory; } NautilusDirectory * nautilus_directory_get (GFile *location) { if (location == NULL) { return NULL; } return nautilus_directory_get_internal (location, TRUE); } NautilusDirectory * nautilus_directory_get_existing (GFile *location) { if (location == NULL) { return NULL; } return nautilus_directory_get_internal (location, FALSE); } NautilusDirectory * nautilus_directory_get_by_uri (const char *uri) { NautilusDirectory *directory; GFile *location; if (uri == NULL) { return NULL; } location = g_file_new_for_uri (uri); directory = nautilus_directory_get_internal (location, TRUE); g_object_unref (location); return directory; } NautilusDirectory * nautilus_directory_get_for_file (NautilusFile *file) { char *uri; NautilusDirectory *directory; g_return_val_if_fail (NAUTILUS_IS_FILE (file), NULL); uri = nautilus_file_get_uri (file); directory = nautilus_directory_get_by_uri (uri); g_free (uri); return directory; } /* Returns a reffed NautilusFile object for this directory. */ NautilusFile * nautilus_directory_get_corresponding_file (NautilusDirectory *directory) { NautilusFile *file; char *uri; file = nautilus_directory_get_existing_corresponding_file (directory); if (file == NULL) { uri = nautilus_directory_get_uri (directory); file = nautilus_file_get_by_uri (uri); g_free (uri); } return file; } /* Returns a reffed NautilusFile object for this directory, but only if the * NautilusFile object has already been created. */ NautilusFile * nautilus_directory_get_existing_corresponding_file (NautilusDirectory *directory) { NautilusFile *file; char *uri; file = directory->details->as_file; if (file != NULL) { nautilus_file_ref (file); return file; } uri = nautilus_directory_get_uri (directory); file = nautilus_file_get_existing_by_uri (uri); g_free (uri); return file; } /* nautilus_directory_get_name_for_self_as_new_file: * * Get a name to display for the file representing this * directory. This is called only when there's no VFS * directory for this NautilusDirectory. */ char * nautilus_directory_get_name_for_self_as_new_file (NautilusDirectory *directory) { GFile *file; char *directory_uri; char *scheme; char *name; char *hostname = NULL; directory_uri = nautilus_directory_get_uri (directory); file = g_file_new_for_uri (directory_uri); scheme = g_file_get_uri_scheme (file); g_object_unref (file); nautilus_uri_parse (directory_uri, &hostname, NULL, NULL); if (hostname == NULL || (strlen (hostname) == 0)) { name = g_strdup (directory_uri); } else if (scheme == NULL) { name = g_strdup (hostname); } else { /* Translators: this is of the format "hostname (uri-scheme)" */ name = g_strdup_printf (_("%s (%s)"), hostname, scheme); } g_free (directory_uri); g_free (scheme); g_free (hostname); return name; } char * nautilus_directory_get_uri (NautilusDirectory *directory) { g_return_val_if_fail (NAUTILUS_IS_DIRECTORY (directory), NULL); return g_file_get_uri (directory->details->location); } GFile * nautilus_directory_get_location (NautilusDirectory *directory) { g_return_val_if_fail (NAUTILUS_IS_DIRECTORY (directory), NULL); return g_object_ref (directory->details->location); } NautilusFile * nautilus_directory_new_file_from_filename (NautilusDirectory *directory, const char *filename, gboolean self_owned) { return NAUTILUS_DIRECTORY_CLASS (G_OBJECT_GET_CLASS (directory))->new_file_from_filename (directory, filename, self_owned); } static GList * nautilus_directory_provider_get_all (void) { GIOExtensionPoint *extension_point; GList *extensions; extension_point = g_io_extension_point_lookup (NAUTILUS_DIRECTORY_PROVIDER_EXTENSION_POINT_NAME); if (extension_point == NULL) { g_warning ("Directory provider extension point not registered. Did you call nautilus_ensure_extension_points()?"); } extensions = g_io_extension_point_get_extensions (extension_point); return extensions; } static NautilusDirectory * nautilus_directory_new (GFile *location) { GList *extensions; GList *l; GIOExtension *gio_extension; GType handling_provider_type; gboolean handled = FALSE; NautilusDirectoryClass *current_provider_class; NautilusDirectory *handling_instance; extensions = nautilus_directory_provider_get_all (); for (l = extensions; l != NULL; l = l->next) { gio_extension = l->data; current_provider_class = NAUTILUS_DIRECTORY_CLASS (g_io_extension_ref_class (gio_extension)); if (current_provider_class->handles_location (location)) { handling_provider_type = g_io_extension_get_type (gio_extension); handled = TRUE; break; } } if (!handled) { /* This class is the fallback for any location */ handling_provider_type = NAUTILUS_TYPE_VFS_DIRECTORY; } handling_instance = g_object_new (handling_provider_type, "location", location, NULL); return handling_instance; } gboolean nautilus_directory_is_local (NautilusDirectory *directory) { g_return_val_if_fail (NAUTILUS_IS_DIRECTORY (directory), FALSE); if (directory->details->location == NULL) { return TRUE; } return nautilus_directory_is_in_trash (directory) || nautilus_directory_is_in_recent (directory) || g_file_is_native (directory->details->location); } gboolean nautilus_directory_is_local_or_fuse (NautilusDirectory *directory) { g_autofree char *path = NULL; g_return_val_if_fail (NAUTILUS_IS_DIRECTORY (directory), FALSE); if (directory->details->location == NULL) { return TRUE; } /* If the glib reports a path, then it can use FUSE to convert the uri * to a local path */ path = g_file_get_path (directory->details->location); return nautilus_directory_is_in_trash (directory) || nautilus_directory_is_in_recent (directory) || g_file_is_native (directory->details->location) || path != NULL; } gboolean nautilus_directory_is_in_trash (NautilusDirectory *directory) { g_assert (NAUTILUS_IS_DIRECTORY (directory)); if (directory->details->location == NULL) { return FALSE; } return g_file_has_uri_scheme (directory->details->location, "trash"); } gboolean nautilus_directory_is_in_recent (NautilusDirectory *directory) { g_assert (NAUTILUS_IS_DIRECTORY (directory)); if (directory->details->location == NULL) { return FALSE; } return g_file_has_uri_scheme (directory->details->location, "recent"); } gboolean nautilus_directory_is_in_starred (NautilusDirectory *directory) { g_assert (NAUTILUS_IS_DIRECTORY (directory)); if (directory->details->location == NULL) { return FALSE; } return g_file_has_uri_scheme (directory->details->location, "starred"); } gboolean nautilus_directory_is_in_admin (NautilusDirectory *directory) { g_assert (NAUTILUS_IS_DIRECTORY (directory)); if (directory->details->location == NULL) { return FALSE; } return g_file_has_uri_scheme (directory->details->location, "admin"); } gboolean nautilus_directory_are_all_files_seen (NautilusDirectory *directory) { g_return_val_if_fail (NAUTILUS_IS_DIRECTORY (directory), FALSE); return NAUTILUS_DIRECTORY_CLASS (G_OBJECT_GET_CLASS (directory))->are_all_files_seen (directory); } static void add_to_hash_table (NautilusDirectory *directory, NautilusFile *file, GList *node) { gchar *name; name = nautilus_file_get_name (file); g_assert (name != NULL); g_assert (node != NULL); g_assert (g_hash_table_lookup (directory->details->file_hash, name) == NULL); g_hash_table_insert (directory->details->file_hash, name, node); } static GList * extract_from_hash_table (NautilusDirectory *directory, NautilusFile *file) { g_autofree gchar *name = NULL; GList *node; name = nautilus_file_get_name (file); if (name == NULL) { return NULL; } /* Find the list node in the hash table. */ node = g_hash_table_lookup (directory->details->file_hash, name); g_hash_table_remove (directory->details->file_hash, name); return node; } void nautilus_directory_add_file (NautilusDirectory *directory, NautilusFile *file) { GList *node; gboolean add_to_work_queue; g_assert (NAUTILUS_IS_DIRECTORY (directory)); g_assert (NAUTILUS_IS_FILE (file)); /* Add to list. */ node = g_list_prepend (directory->details->file_list, file); directory->details->file_list = node; /* Add to hash table. */ add_to_hash_table (directory, file, node); directory->details->confirmed_file_count++; add_to_work_queue = FALSE; if (nautilus_directory_is_file_list_monitored (directory)) { /* Ref if we are monitoring, since monitoring owns the file list. */ nautilus_file_ref (file); add_to_work_queue = TRUE; } else if (nautilus_directory_has_active_request_for_file (directory, file)) { /* We're waiting for the file in a call_when_ready. Make sure * we add the file to the work queue so that said waiter won't * wait forever for e.g. all files in the directory to be done */ add_to_work_queue = TRUE; } if (add_to_work_queue) { nautilus_directory_add_file_to_work_queue (directory, file); } } void nautilus_directory_remove_file (NautilusDirectory *directory, NautilusFile *file) { GList *node; g_assert (NAUTILUS_IS_DIRECTORY (directory)); g_assert (NAUTILUS_IS_FILE (file)); /* Find the list node in the hash table. */ node = extract_from_hash_table (directory, file); g_assert (node != NULL); g_assert (node->data == file); /* Remove the item from the list. */ directory->details->file_list = g_list_remove_link (directory->details->file_list, node); g_list_free_1 (node); nautilus_directory_remove_file_from_work_queue (directory, file); if (!file->details->unconfirmed) { directory->details->confirmed_file_count--; } /* Unref if we are monitoring. */ if (nautilus_directory_is_file_list_monitored (directory)) { nautilus_file_unref (file); } } GList * nautilus_directory_begin_file_name_change (NautilusDirectory *directory, NautilusFile *file) { /* Find the list node in the hash table. */ return extract_from_hash_table (directory, file); } void nautilus_directory_end_file_name_change (NautilusDirectory *directory, NautilusFile *file, GList *node) { /* Add the list node to the hash table. */ if (node != NULL) { add_to_hash_table (directory, file, node); } } NautilusFile * nautilus_directory_find_file_by_name (NautilusDirectory *directory, const char *name) { GList *node; g_return_val_if_fail (NAUTILUS_IS_DIRECTORY (directory), NULL); g_return_val_if_fail (name != NULL, NULL); node = g_hash_table_lookup (directory->details->file_hash, name); return node == NULL ? NULL : NAUTILUS_FILE (node->data); } void nautilus_directory_emit_files_added (NautilusDirectory *directory, GList *added_files) { nautilus_profile_start (NULL); if (added_files != NULL) { g_signal_emit (directory, signals[FILES_ADDED], 0, added_files); } nautilus_profile_end (NULL); } void nautilus_directory_emit_files_changed (NautilusDirectory *directory, GList *changed_files) { nautilus_profile_start (NULL); if (changed_files != NULL) { g_signal_emit (directory, signals[FILES_CHANGED], 0, changed_files); } nautilus_profile_end (NULL); } void nautilus_directory_emit_change_signals (NautilusDirectory *directory, GList *changed_files) { GList *p; nautilus_profile_start (NULL); for (p = changed_files; p != NULL; p = p->next) { nautilus_file_emit_changed (p->data); } nautilus_directory_emit_files_changed (directory, changed_files); nautilus_profile_end (NULL); } void nautilus_directory_emit_done_loading (NautilusDirectory *directory) { g_signal_emit (directory, signals[DONE_LOADING], 0); } void nautilus_directory_emit_load_error (NautilusDirectory *directory, GError *error) { g_signal_emit (directory, signals[LOAD_ERROR], 0, error); } /* Return a directory object for this one's parent. */ static NautilusDirectory * get_parent_directory (GFile *location) { NautilusDirectory *directory; GFile *parent; parent = g_file_get_parent (location); if (parent) { directory = nautilus_directory_get_internal (parent, TRUE); g_object_unref (parent); return directory; } return NULL; } /* If a directory object exists for this one's parent, then * return it, otherwise return NULL. */ static NautilusDirectory * get_parent_directory_if_exists (GFile *location) { NautilusDirectory *directory; GFile *parent; parent = g_file_get_parent (location); if (parent) { directory = nautilus_directory_get_internal (parent, FALSE); g_object_unref (parent); return directory; } return NULL; } static void hash_table_list_prepend (GHashTable *table, gconstpointer key, gpointer data) { GList *list; list = g_hash_table_lookup (table, key); list = g_list_prepend (list, data); g_hash_table_insert (table, (gpointer) key, list); } static void call_files_added_free_list (gpointer key, gpointer value, gpointer user_data) { g_assert (NAUTILUS_IS_DIRECTORY (key)); g_assert (value != NULL); g_assert (user_data == NULL); g_signal_emit (key, signals[FILES_ADDED], 0, value); g_list_free (value); } static void call_files_changed_common (NautilusDirectory *self, GList *file_list) { GList *node; NautilusFile *file; for (node = file_list; node != NULL; node = node->next) { NautilusDirectory *directory; file = node->data; directory = nautilus_file_get_directory (file); if (directory == self) { nautilus_directory_add_file_to_work_queue (self, file); } } nautilus_directory_async_state_changed (self); nautilus_directory_emit_change_signals (self, file_list); } static void call_files_changed_free_list (gpointer key, gpointer value, gpointer user_data) { g_assert (value != NULL); g_assert (user_data == NULL); call_files_changed_common (NAUTILUS_DIRECTORY (key), value); g_list_free (value); } static void call_files_changed_unref_free_list (gpointer key, gpointer value, gpointer user_data) { g_assert (value != NULL); g_assert (user_data == NULL); call_files_changed_common (NAUTILUS_DIRECTORY (key), value); nautilus_file_list_free (value); } static void call_get_file_info_free_list (gpointer key, gpointer value, gpointer user_data) { NautilusDirectory *directory; GList *files; g_assert (NAUTILUS_IS_DIRECTORY (key)); g_assert (value != NULL); g_assert (user_data == NULL); directory = key; files = value; nautilus_directory_get_info_for_new_files (directory, files); g_list_foreach (files, (GFunc) g_object_unref, NULL); g_list_free (files); } static void invalidate_count_and_unref (gpointer key, gpointer value, gpointer user_data) { g_assert (NAUTILUS_IS_DIRECTORY (key)); g_assert (value == key); g_assert (user_data == NULL); nautilus_directory_invalidate_count_and_mime_list (key); nautilus_directory_unref (key); } static void collect_parent_directories (GHashTable *hash_table, NautilusDirectory *directory) { g_assert (hash_table != NULL); g_assert (NAUTILUS_IS_DIRECTORY (directory)); if (g_hash_table_lookup (hash_table, directory) == NULL) { nautilus_directory_ref (directory); g_hash_table_insert (hash_table, directory, directory); } } void nautilus_directory_notify_files_added (GList *files) { GHashTable *added_lists; GList *p; NautilusDirectory *directory; GHashTable *parent_directories; NautilusFile *file; GFile *location, *parent; nautilus_profile_start (NULL); /* Make a list of added files in each directory. */ added_lists = g_hash_table_new (NULL, NULL); /* Make a list of parent directories that will need their counts updated. */ parent_directories = g_hash_table_new (NULL, NULL); for (p = files; p != NULL; p = p->next) { location = p->data; /* See if the directory is already known. */ directory = get_parent_directory_if_exists (location); if (directory == NULL) { /* In case the directory is not being * monitored, but the corresponding file is, * we must invalidate it's item count. */ file = NULL; parent = g_file_get_parent (location); if (parent) { file = nautilus_file_get_existing (parent); g_object_unref (parent); } if (file != NULL) { nautilus_file_invalidate_count_and_mime_list (file); nautilus_file_unref (file); } continue; } collect_parent_directories (parent_directories, directory); /* If no one is monitoring files in the directory, nothing to do. */ if (!nautilus_directory_is_file_list_monitored (directory)) { nautilus_directory_unref (directory); continue; } file = nautilus_file_get_existing (location); /* We check is_added here, because the file could have been added * to the directory by a nautilus_file_get() but not gotten * files_added emitted */ if (file && file->details->is_added) { /* A file already exists, it was probably renamed. * If it was renamed this could be ignored, but * queue a change just in case */ nautilus_file_changed (file); nautilus_file_unref (file); } else { hash_table_list_prepend (added_lists, directory, g_object_ref (location)); } nautilus_directory_unref (directory); } /* Now get file info for the new files. This creates NautilusFile * objects for the new files, and sends out a files_added signal. */ g_hash_table_foreach (added_lists, call_get_file_info_free_list, NULL); g_hash_table_destroy (added_lists); /* Invalidate count for each parent directory. */ g_hash_table_foreach (parent_directories, invalidate_count_and_unref, NULL); g_hash_table_destroy (parent_directories); nautilus_profile_end (NULL); } void nautilus_directory_notify_files_changed (GList *files) { GHashTable *changed_lists; GList *node; GFile *location; NautilusFile *file; /* Make a list of changed files in each directory. */ changed_lists = g_hash_table_new (NULL, NULL); /* Go through all the notifications. */ for (node = files; node != NULL; node = node->next) { location = node->data; /* Find the file. */ file = nautilus_file_get_existing (location); if (file != NULL) { NautilusDirectory *directory; directory = nautilus_file_get_directory (file); /* Tell it to re-get info now, and later emit * a changed signal. */ file->details->file_info_is_up_to_date = FALSE; nautilus_file_invalidate_extension_info_internal (file); hash_table_list_prepend (changed_lists, directory, file); } } /* Now send out the changed signals. */ g_hash_table_foreach (changed_lists, call_files_changed_unref_free_list, NULL); g_hash_table_destroy (changed_lists); } void nautilus_directory_notify_files_removed (GList *files) { GHashTable *changed_lists; GList *p; GHashTable *parent_directories; NautilusFile *file; GFile *location; /* Make a list of changed files in each directory. */ changed_lists = g_hash_table_new (NULL, NULL); /* Make a list of parent directories that will need their counts updated. */ parent_directories = g_hash_table_new (NULL, NULL); /* Go through all the notifications. */ for (p = files; p != NULL; p = p->next) { NautilusDirectory *directory; location = p->data; /* Update file count for parent directory if anyone might care. */ directory = get_parent_directory_if_exists (location); if (directory != NULL) { collect_parent_directories (parent_directories, directory); nautilus_directory_unref (directory); } /* Find the file. */ file = nautilus_file_get_existing (location); if (file != NULL && !nautilus_file_rename_in_progress (file)) { directory = nautilus_file_get_directory (file); /* Mark it gone and prepare to send the changed signal. */ nautilus_file_mark_gone (file); hash_table_list_prepend (changed_lists, directory, nautilus_file_ref (file)); } nautilus_file_unref (file); } /* Now send out the changed signals. */ g_hash_table_foreach (changed_lists, call_files_changed_unref_free_list, NULL); g_hash_table_destroy (changed_lists); /* Invalidate count for each parent directory. */ g_hash_table_foreach (parent_directories, invalidate_count_and_unref, NULL); g_hash_table_destroy (parent_directories); } static void set_directory_location (NautilusDirectory *directory, GFile *location) { if (directory->details->location) { g_object_unref (directory->details->location); } directory->details->location = g_object_ref (location); g_object_notify_by_pspec (G_OBJECT (directory), properties[PROP_LOCATION]); } static void change_directory_location (NautilusDirectory *directory, GFile *new_location) { /* I believe it's impossible for a self-owned file/directory * to be moved. But if that did somehow happen, this function * wouldn't do enough to handle it. */ g_assert (directory->details->as_file == NULL); g_hash_table_remove (directories, directory->details->location); set_directory_location (directory, new_location); g_hash_table_insert (directories, directory->details->location, directory); } typedef struct { GFile *container; GList *directories; } CollectData; static void collect_directories_by_container (gpointer key, gpointer value, gpointer callback_data) { NautilusDirectory *directory; CollectData *collect_data; GFile *location; location = (GFile *) key; directory = NAUTILUS_DIRECTORY (value); collect_data = (CollectData *) callback_data; if (g_file_has_prefix (location, collect_data->container) || g_file_equal (collect_data->container, location)) { nautilus_directory_ref (directory); collect_data->directories = g_list_prepend (collect_data->directories, directory); } } static GList * nautilus_directory_moved_internal (GFile *old_location, GFile *new_location) { CollectData collection; NautilusDirectory *directory; GList *node, *affected_files; GFile *new_directory_location; char *relative_path; collection.container = old_location; collection.directories = NULL; g_hash_table_foreach (directories, collect_directories_by_container, &collection); affected_files = NULL; for (node = collection.directories; node != NULL; node = node->next) { directory = NAUTILUS_DIRECTORY (node->data); new_directory_location = NULL; if (g_file_equal (directory->details->location, old_location)) { new_directory_location = g_object_ref (new_location); } else { relative_path = g_file_get_relative_path (old_location, directory->details->location); if (relative_path != NULL) { new_directory_location = g_file_resolve_relative_path (new_location, relative_path); g_free (relative_path); } } if (new_directory_location) { change_directory_location (directory, new_directory_location); g_object_unref (new_directory_location); /* Collect affected files. */ if (directory->details->as_file != NULL) { affected_files = g_list_prepend (affected_files, nautilus_file_ref (directory->details->as_file)); } affected_files = g_list_concat (affected_files, nautilus_file_list_copy (directory->details->file_list)); } nautilus_directory_unref (directory); } g_list_free (collection.directories); return affected_files; } void nautilus_directory_moved (const char *old_uri, const char *new_uri) { GList *list, *node; GHashTable *hash; NautilusFile *file; GFile *old_location; GFile *new_location; hash = g_hash_table_new (NULL, NULL); old_location = g_file_new_for_uri (old_uri); new_location = g_file_new_for_uri (new_uri); list = nautilus_directory_moved_internal (old_location, new_location); for (node = list; node != NULL; node = node->next) { NautilusDirectory *directory; file = NAUTILUS_FILE (node->data); directory = nautilus_file_get_directory (file); hash_table_list_prepend (hash, directory, nautilus_file_ref (file)); } nautilus_file_list_free (list); g_object_unref (old_location); g_object_unref (new_location); g_hash_table_foreach (hash, call_files_changed_unref_free_list, NULL); g_hash_table_destroy (hash); } void nautilus_directory_notify_files_moved (GList *file_pairs) { GList *p, *affected_files, *node; GFilePair *pair; NautilusFile *file; NautilusDirectory *old_directory, *new_directory; GHashTable *parent_directories; GList *new_files_list, *unref_list; GHashTable *added_lists, *changed_lists; char *name; NautilusFileAttributes cancel_attributes; GFile *to_location, *from_location; /* Make a list of added and changed files in each directory. */ new_files_list = NULL; added_lists = g_hash_table_new (NULL, NULL); changed_lists = g_hash_table_new (NULL, NULL); unref_list = NULL; /* Make a list of parent directories that will need their counts updated. */ parent_directories = g_hash_table_new (NULL, NULL); cancel_attributes = nautilus_file_get_all_attributes (); for (p = file_pairs; p != NULL; p = p->next) { pair = p->data; from_location = pair->from; to_location = pair->to; /* Handle overwriting a file. */ file = nautilus_file_get_existing (to_location); if (file != NULL) { NautilusDirectory *directory; directory = nautilus_file_get_directory (file); /* Mark it gone and prepare to send the changed signal. */ nautilus_file_mark_gone (file); hash_table_list_prepend (changed_lists, directory, file); collect_parent_directories (parent_directories, directory); } /* Update any directory objects that are affected. */ affected_files = nautilus_directory_moved_internal (from_location, to_location); for (node = affected_files; node != NULL; node = node->next) { NautilusDirectory *directory; file = NAUTILUS_FILE (node->data); directory = nautilus_file_get_directory (file); hash_table_list_prepend (changed_lists, directory, file); } unref_list = g_list_concat (unref_list, affected_files); /* Move an existing file. */ file = nautilus_file_get_existing (from_location); if (file == NULL) { /* Handle this as if it was a new file. */ new_files_list = g_list_prepend (new_files_list, to_location); } else { NautilusDirectory *directory; directory = nautilus_file_get_directory (file); /* Handle notification in the old directory. */ old_directory = directory; collect_parent_directories (parent_directories, old_directory); /* Cancel loading of attributes in the old directory */ nautilus_directory_cancel_loading_file_attributes (old_directory, file, cancel_attributes); /* Locate the new directory. */ new_directory = get_parent_directory (to_location); collect_parent_directories (parent_directories, new_directory); /* We can unref now -- new_directory is in the * parent directories list so it will be * around until the end of this function * anyway. */ nautilus_directory_unref (new_directory); /* Update the file's name and directory. */ name = g_file_get_basename (to_location); nautilus_file_update_name_and_directory (file, name, new_directory); g_free (name); /* Update file attributes */ nautilus_file_invalidate_attributes (file, NAUTILUS_FILE_ATTRIBUTE_INFO); hash_table_list_prepend (changed_lists, old_directory, file); if (old_directory != new_directory) { hash_table_list_prepend (added_lists, new_directory, file); } /* Unref each file once to balance out nautilus_file_get_by_uri. */ unref_list = g_list_prepend (unref_list, file); } } /* Now send out the changed and added signals for existing file objects. */ g_hash_table_foreach (changed_lists, call_files_changed_free_list, NULL); g_hash_table_destroy (changed_lists); g_hash_table_foreach (added_lists, call_files_added_free_list, NULL); g_hash_table_destroy (added_lists); /* Let the file objects go. */ nautilus_file_list_free (unref_list); /* Invalidate count for each parent directory. */ g_hash_table_foreach (parent_directories, invalidate_count_and_unref, NULL); g_hash_table_destroy (parent_directories); /* Separate handling for brand new file objects. */ nautilus_directory_notify_files_added (new_files_list); g_list_free (new_files_list); } gboolean nautilus_directory_contains_file (NautilusDirectory *directory, NautilusFile *file) { g_return_val_if_fail (NAUTILUS_IS_DIRECTORY (directory), FALSE); g_return_val_if_fail (NAUTILUS_IS_FILE (file), FALSE); if (nautilus_file_is_gone (file)) { return FALSE; } return NAUTILUS_DIRECTORY_CLASS (G_OBJECT_GET_CLASS (directory))->contains_file (directory, file); } NautilusFile * nautilus_directory_get_file_by_name (NautilusDirectory *directory, const gchar *name) { GList *files; GList *l; NautilusFile *result = NULL; files = nautilus_directory_get_file_list (directory); for (l = files; l != NULL; l = l->next) { if (nautilus_file_compare_display_name (l->data, name) == 0) { result = nautilus_file_ref (l->data); break; } } nautilus_file_list_free (files); return result; } void nautilus_directory_call_when_ready (NautilusDirectory *directory, NautilusFileAttributes file_attributes, gboolean wait_for_all_files, NautilusDirectoryCallback callback, gpointer callback_data) { g_return_if_fail (NAUTILUS_IS_DIRECTORY (directory)); g_return_if_fail (callback != NULL); NAUTILUS_DIRECTORY_CLASS (G_OBJECT_GET_CLASS (directory))->call_when_ready (directory, file_attributes, wait_for_all_files, callback, callback_data); } void nautilus_directory_cancel_callback (NautilusDirectory *directory, NautilusDirectoryCallback callback, gpointer callback_data) { g_return_if_fail (NAUTILUS_IS_DIRECTORY (directory)); g_return_if_fail (callback != NULL); NAUTILUS_DIRECTORY_CLASS (G_OBJECT_GET_CLASS (directory))->cancel_callback (directory, callback, callback_data); } void nautilus_directory_file_monitor_add (NautilusDirectory *directory, gconstpointer client, gboolean monitor_hidden_files, NautilusFileAttributes file_attributes, NautilusDirectoryCallback callback, gpointer callback_data) { g_return_if_fail (NAUTILUS_IS_DIRECTORY (directory)); g_return_if_fail (client != NULL); NAUTILUS_DIRECTORY_CLASS (G_OBJECT_GET_CLASS (directory))->file_monitor_add (directory, client, monitor_hidden_files, file_attributes, callback, callback_data); } void nautilus_directory_file_monitor_remove (NautilusDirectory *directory, gconstpointer client) { g_return_if_fail (NAUTILUS_IS_DIRECTORY (directory)); g_return_if_fail (client != NULL); NAUTILUS_DIRECTORY_CLASS (G_OBJECT_GET_CLASS (directory))->file_monitor_remove (directory, client); } void nautilus_directory_force_reload (NautilusDirectory *directory) { g_return_if_fail (NAUTILUS_IS_DIRECTORY (directory)); NAUTILUS_DIRECTORY_CLASS (G_OBJECT_GET_CLASS (directory))->force_reload (directory); } gboolean nautilus_directory_is_not_empty (NautilusDirectory *directory) { g_return_val_if_fail (NAUTILUS_IS_DIRECTORY (directory), FALSE); return NAUTILUS_DIRECTORY_CLASS (G_OBJECT_GET_CLASS (directory))->is_not_empty (directory); } GList * nautilus_directory_get_file_list (NautilusDirectory *directory) { return NAUTILUS_DIRECTORY_CLASS (G_OBJECT_GET_CLASS (directory))->get_file_list (directory); } gboolean nautilus_directory_is_editable (NautilusDirectory *directory) { return NAUTILUS_DIRECTORY_CLASS (G_OBJECT_GET_CLASS (directory))->is_editable (directory); } GList * nautilus_directory_match_pattern (NautilusDirectory *directory, const char *pattern) { GList *files, *l, *ret; GPatternSpec *spec; ret = NULL; spec = g_pattern_spec_new (pattern); files = nautilus_directory_get_file_list (directory); for (l = files; l; l = l->next) { NautilusFile *file; char *name; file = NAUTILUS_FILE (l->data); name = nautilus_file_get_display_name (file); if (g_pattern_match_string (spec, name)) { ret = g_list_prepend (ret, nautilus_file_ref (file)); } g_free (name); } g_pattern_spec_free (spec); nautilus_file_list_free (files); return ret; } /** * nautilus_directory_list_ref * * Ref all the directories in a list. * @list: GList of directories. **/ GList * nautilus_directory_list_ref (GList *list) { g_list_foreach (list, (GFunc) nautilus_directory_ref, NULL); return list; } /** * nautilus_directory_list_unref * * Unref all the directories in a list. * @list: GList of directories. **/ void nautilus_directory_list_unref (GList *list) { g_list_foreach (list, (GFunc) nautilus_directory_unref, NULL); } /** * nautilus_directory_list_free * * Free a list of directories after unrefing them. * @list: GList of directories. **/ void nautilus_directory_list_free (GList *list) { nautilus_directory_list_unref (list); g_list_free (list); } /** * nautilus_directory_list_copy * * Copy the list of directories, making a new ref of each, * @list: GList of directories. **/ GList * nautilus_directory_list_copy (GList *list) { return g_list_copy (nautilus_directory_list_ref (list)); } static int compare_by_uri (NautilusDirectory *a, NautilusDirectory *b) { char *uri_a, *uri_b; int res; uri_a = g_file_get_uri (a->details->location); uri_b = g_file_get_uri (b->details->location); res = strcmp (uri_a, uri_b); g_free (uri_a); g_free (uri_b); return res; } static int compare_by_uri_cover (gconstpointer a, gconstpointer b) { return compare_by_uri (NAUTILUS_DIRECTORY (a), NAUTILUS_DIRECTORY (b)); } /** * nautilus_directory_list_sort_by_uri * * Sort the list of directories by directory uri. * @list: GList of directories. **/ GList * nautilus_directory_list_sort_by_uri (GList *list) { return g_list_sort (list, compare_by_uri_cover); } #if !defined (NAUTILUS_OMIT_SELF_CHECK) #include static int data_dummy; static gboolean got_files_flag; static void got_files_callback (NautilusDirectory *directory, GList *files, gpointer callback_data) { g_assert (NAUTILUS_IS_DIRECTORY (directory)); g_assert (g_list_length (files) > 10); g_assert (callback_data == &data_dummy); got_files_flag = TRUE; } /* Return the number of extant NautilusDirectories */ int nautilus_directory_number_outstanding (void) { return directories ? g_hash_table_size (directories) : 0; } void nautilus_directory_dump (NautilusDirectory *directory) { g_autofree gchar *uri = NULL; uri = g_file_get_uri (directory->details->location); g_print ("uri: %s\n", uri); g_print ("ref count: %d\n", G_OBJECT (directory)->ref_count); } void nautilus_self_check_directory (void) { NautilusDirectory *directory; NautilusFile *file; directory = nautilus_directory_get_by_uri ("file:///etc"); file = nautilus_file_get_by_uri ("file:///etc/passwd"); EEL_CHECK_INTEGER_RESULT (g_hash_table_size (directories), 1); nautilus_directory_file_monitor_add (directory, &data_dummy, TRUE, 0, NULL, NULL); /* FIXME: these need to be updated to the new metadata infrastructure * as make check doesn't pass. * nautilus_file_set_metadata (file, "test", "default", "value"); * EEL_CHECK_STRING_RESULT (nautilus_file_get_metadata (file, "test", "default"), "value"); * * nautilus_file_set_boolean_metadata (file, "test_boolean", TRUE, TRUE); * EEL_CHECK_BOOLEAN_RESULT (nautilus_file_get_boolean_metadata (file, "test_boolean", TRUE), TRUE); * nautilus_file_set_boolean_metadata (file, "test_boolean", TRUE, FALSE); * EEL_CHECK_BOOLEAN_RESULT (nautilus_file_get_boolean_metadata (file, "test_boolean", TRUE), FALSE); * EEL_CHECK_BOOLEAN_RESULT (nautilus_file_get_boolean_metadata (NULL, "test_boolean", TRUE), TRUE); * * nautilus_file_set_integer_metadata (file, "test_integer", 0, 17); * EEL_CHECK_INTEGER_RESULT (nautilus_file_get_integer_metadata (file, "test_integer", 0), 17); * nautilus_file_set_integer_metadata (file, "test_integer", 0, -1); * EEL_CHECK_INTEGER_RESULT (nautilus_file_get_integer_metadata (file, "test_integer", 0), -1); * nautilus_file_set_integer_metadata (file, "test_integer", 42, 42); * EEL_CHECK_INTEGER_RESULT (nautilus_file_get_integer_metadata (file, "test_integer", 42), 42); * EEL_CHECK_INTEGER_RESULT (nautilus_file_get_integer_metadata (NULL, "test_integer", 42), 42); * EEL_CHECK_INTEGER_RESULT (nautilus_file_get_integer_metadata (file, "nonexistent_key", 42), 42); */ EEL_CHECK_BOOLEAN_RESULT (nautilus_directory_get_by_uri ("file:///etc") == directory, TRUE); nautilus_directory_unref (directory); EEL_CHECK_BOOLEAN_RESULT (nautilus_directory_get_by_uri ("file:///etc/") == directory, TRUE); nautilus_directory_unref (directory); EEL_CHECK_BOOLEAN_RESULT (nautilus_directory_get_by_uri ("file:///etc////") == directory, TRUE); nautilus_directory_unref (directory); nautilus_file_unref (file); nautilus_directory_file_monitor_remove (directory, &data_dummy); nautilus_directory_unref (directory); while (g_hash_table_size (directories) != 0) { gtk_main_iteration (); } EEL_CHECK_INTEGER_RESULT (g_hash_table_size (directories), 0); directory = nautilus_directory_get_by_uri ("file:///etc"); got_files_flag = FALSE; nautilus_directory_call_when_ready (directory, NAUTILUS_FILE_ATTRIBUTE_INFO | NAUTILUS_FILE_ATTRIBUTE_DEEP_COUNTS, TRUE, got_files_callback, &data_dummy); while (!got_files_flag) { gtk_main_iteration (); } EEL_CHECK_BOOLEAN_RESULT (directory->details->file_list == NULL, TRUE); EEL_CHECK_INTEGER_RESULT (g_hash_table_size (directories), 1); file = nautilus_file_get_by_uri ("file:///etc/passwd"); /* EEL_CHECK_STRING_RESULT (nautilus_file_get_metadata (file, "test", "default"), "value"); */ nautilus_file_unref (file); nautilus_directory_unref (directory); EEL_CHECK_INTEGER_RESULT (g_hash_table_size (directories), 0); } #endif /* !NAUTILUS_OMIT_SELF_CHECK */