diff options
Diffstat (limited to 'src/seen-db.c')
| -rw-r--r-- | src/seen-db.c | 177 |
1 files changed, 0 insertions, 177 deletions
diff --git a/src/seen-db.c b/src/seen-db.c deleted file mode 100644 index 57765cc..0000000 --- a/src/seen-db.c +++ /dev/null @@ -1,177 +0,0 @@ -/* -A small database of which desktop files we've seen. - -Copyright 2010 Canonical Ltd. - -Authors: - Ted Gould <ted@canonical.com> - -This program is free software: you can redistribute it and/or modify it -under the terms of the GNU General Public License version 3, as published -by the Free Software Foundation. - -This program is distributed in the hope that it will be useful, but -WITHOUT ANY WARRANTY; without even the implied warranties of -MERCHANTABILITY, SATISFACTORY QUALITY, or FITNESS FOR A PARTICULAR -PURPOSE. See the GNU General Public License for more details. - -You should have received a copy of the GNU General Public License along -with this program. If not, see <http://www.gnu.org/licenses/>. -*/ - -#include "seen-db.h" - -#define GROUP_NAME "Seen Database" -#define KEY_NAME "DesktopFiles" - -GHashTable * seendb = NULL; -gchar * filename = NULL; -gchar * dirname = NULL; -guint write_process = 0; - -/* Build the hashtable and then see if we have a keyfile that - we can get the history of desktop files we've seen. */ -void -seen_db_init(void) -{ - g_return_if_fail(seendb == NULL); - - seendb = g_hash_table_new_full(g_str_hash, g_str_equal, g_free, NULL); - - /* Build the filename for the seen database. We're putting - it in the cache directory because it could get deleted and - it really wouldn't be a big deal. */ - if (dirname == NULL) { - dirname = g_build_filename(g_get_user_cache_dir(), "indicators", "messages", NULL); - } - if (filename == NULL) { - filename = g_build_filename(dirname, "seen-db.keyfile", NULL); - } - - if (g_file_test(filename, G_FILE_TEST_EXISTS)) { - GKeyFile * keyfile = g_key_file_new(); - - /* Load from file */ - if (!g_key_file_load_from_file(keyfile, filename, G_KEY_FILE_NONE, NULL)) { - g_key_file_free(keyfile); - keyfile = NULL; - } - - /* Check for keys */ - if (keyfile != NULL && !g_key_file_has_key(keyfile, GROUP_NAME, KEY_NAME, NULL)) { - g_warning("Seen DB '%s' does not have key '%s' in group '%s'", filename, KEY_NAME, GROUP_NAME); - g_key_file_free(keyfile); - keyfile = NULL; - } - - /* Grab them and put in DB */ - if (keyfile != NULL) { - gchar ** desktops = g_key_file_get_string_list(keyfile, GROUP_NAME, KEY_NAME, NULL, NULL); - gint i = 0; - - while (desktops[i] != NULL) { - g_hash_table_insert(seendb, - g_strdup(desktops[i]), - GINT_TO_POINTER(TRUE)); - i++; - } - - g_strfreev(desktops); - } - - /* Clean up our file */ - if (keyfile != NULL) { - g_key_file_free(keyfile); - } - } - - return; -} - -/* A function to write out the seen database after it's been - modified for a while. */ -static gboolean -write_seen_db (gpointer user_data) -{ - write_process = 0; - - /* Build up the key file */ - GKeyFile * keyfile = g_key_file_new(); - GArray * desktops = g_array_new(FALSE, FALSE, sizeof(gchar *)); - - /* Get the keys from the hashtable and make them - into an array */ - if (keyfile != NULL) { - GList * desktop_keys = g_hash_table_get_keys(seendb); - GList * head = NULL; - - for (head = desktop_keys; head != NULL; head = g_list_next(head)) { - g_array_append_val(desktops, head->data); - } - - g_list_free(desktop_keys); - } - - /* Use the array to dump the strings into the keyfile */ - g_key_file_set_string_list(keyfile, - GROUP_NAME, - KEY_NAME, - (const gchar * const *)desktops->data, - desktops->len); - g_array_free(desktops, TRUE); - - /* Dump the key file to string */ - gchar * keydump = NULL; - gsize keydumplen = 0; - keydump = g_key_file_to_data(keyfile, &keydumplen, NULL); - g_key_file_free(keyfile); - - /* Ensure the directory exists */ - if (g_mkdir_with_parents(dirname, 0700) != 0) { - g_warning("Unable to make directory: %s", dirname); - g_free(keydump); - return FALSE; - } - - /* Dump out the file */ - GError * error = NULL; - if (!g_file_set_contents(filename, keydump, keydumplen, &error)) { - g_warning("Unable to write out file '%s': %s", filename, error->message); - g_error_free(error); - } - - /* Clean up */ - g_free(keydump); - - return FALSE; -} - -/* Add a new desktop file to the seen database. Also sets up a timer - to do the write out. */ -void -seen_db_add (const gchar * desktop) -{ - /* If this is a new one, let's set up the timer. If - there's already one clear it. */ - if (!seen_db_seen(desktop)) { - if (write_process != 0) { - g_source_remove(write_process); - write_process = 0; - } - - write_process = g_timeout_add_seconds(60, write_seen_db, NULL); - } - - g_hash_table_insert(seendb, - g_strdup(desktop), - GINT_TO_POINTER(TRUE)); - - return; -} - -/* Checks to see if a desktop file has been seen. */ -gboolean -seen_db_seen (const gchar * desktop) -{ - return GPOINTER_TO_INT(g_hash_table_lookup(seendb, desktop)); -} |