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* Claws Mail -- a GTK+ based, lightweight, and fast e-mail client
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* Copyright (C) 2014-2015 Ricardo Mones and the Claws Mail Team
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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#include "libravatar_cache.h"
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gchar *libravatar_cache_init(const char *dirs[], gint start, gint end)
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gchar *subdir, *rootdir;
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rootdir = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
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LIBRAVATAR_CACHE_DIR, G_DIR_SEPARATOR_S,
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if (!is_dir_exist(rootdir)) {
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if (make_dir(rootdir) < 0) {
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g_warning("cannot create root directory '%s'", rootdir);
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for (i = start; i <= end; ++i) {
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subdir = g_strconcat(rootdir, dirs[i], NULL);
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if (!is_dir_exist(subdir)) {
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if (make_dir(subdir) < 0) {
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g_warning("cannot create directory '%s'", subdir);
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static void cache_stat_item(gpointer filename, gpointer data)
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const gchar *fname = (const gchar *) filename;
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AvatarCacheStats *stats = (AvatarCacheStats *) data;
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if (0 == g_stat(fname, &s)) {
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if (S_ISDIR(s.st_mode) != 0) {
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else if (S_ISREG(s.st_mode) != 0) {
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stats->bytes += s.st_size;
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g_warning("cannot stat %s\n", fname);
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static void cache_items_deep_first(const gchar *dir, GSList **items, guint *failed)
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cm_return_if_fail(dir != NULL);
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if ((dp = g_dir_open(dir, 0, &error)) == NULL) {
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g_warning("cannot open directory '%s': %s (%d)\n",
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dir, error->message, error->code);
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while ((d = g_dir_read_name(dp)) != NULL) {
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if (strcmp(d, ".") == 0 || strcmp(d, "..") == 0) {
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const gchar *fname = g_strconcat(dir, G_DIR_SEPARATOR_S, d, NULL);
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if (is_dir_exist(fname))
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cache_items_deep_first(fname, items, failed);
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*items = g_slist_append(*items, (gpointer) fname);
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AvatarCacheStats *libravatar_cache_stats()
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AvatarCacheStats *stats;
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GSList *items = NULL;
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stats = g_new0(AvatarCacheStats, 1);
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cm_return_val_if_fail(stats != NULL, NULL);
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rootdir = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
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LIBRAVATAR_CACHE_DIR, G_DIR_SEPARATOR_S,
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cache_items_deep_first(rootdir, &items, &errors);
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stats->errors += errors;
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g_slist_foreach(items, (GFunc) cache_stat_item, (gpointer) stats);
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slist_free_strings_full(items);
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static void cache_delete_item(gpointer filename, gpointer errors)
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const gchar *fname = (const gchar *) filename;
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AvatarCleanupResult *acr = (AvatarCleanupResult *) errors;
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if (!is_dir_exist(fname)) {
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if (claws_unlink(fname) < 0) {
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g_warning("couldn't delete file %s\n", fname);
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AvatarCleanupResult *libravatar_cache_clean()
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AvatarCleanupResult *acr;
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GSList *items = NULL;
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acr = g_new0(AvatarCleanupResult, 1);
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cm_return_val_if_fail(acr != NULL, NULL);
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rootdir = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
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LIBRAVATAR_CACHE_DIR, G_DIR_SEPARATOR_S,
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cache_items_deep_first(rootdir, &items, &errors);
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acr->e_stat = (gint) errors;
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g_slist_foreach(items, (GFunc) cache_delete_item, (gpointer) acr);
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slist_free_strings_full(items);