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diff --git a/shell/ev-keyring.c b/shell/ev-keyring.c
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+/* ev-keyring.c
+ * this file is part of evince, a mate document viewer
+ *
+ * Copyright (C) 2008 Carlos Garcia Campos <[email protected]>
+ *
+ * Evince 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.
+ *
+ * Evince is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ */
+
+#include "config.h"
+
+#include <glib/gi18n.h>
+
+#include "ev-keyring.h"
+
+#ifdef WITH_KEYRING
+#include <mate-keyring.h>
+
+static const MateKeyringPasswordSchema doc_password_schema = {
+ MATE_KEYRING_ITEM_GENERIC_SECRET,
+ {
+ { "type", MATE_KEYRING_ATTRIBUTE_TYPE_STRING },
+ { "uri", MATE_KEYRING_ATTRIBUTE_TYPE_STRING },
+ { NULL, 0 }
+ }
+};
+const MateKeyringPasswordSchema *EV_DOCUMENT_PASSWORD_SCHEMA = &doc_password_schema;
+#endif /* WITH_KEYRING */
+
+gboolean
+ev_keyring_is_available (void)
+{
+#ifdef WITH_KEYRING
+ return mate_keyring_is_available ();
+#else
+ return FALSE;
+#endif
+}
+
+gchar *
+ev_keyring_lookup_password (const gchar *uri)
+{
+ gchar *retval = NULL;
+#ifdef WITH_KEYRING
+ MateKeyringResult result;
+ gchar *password = NULL;
+
+ g_return_val_if_fail (uri != NULL, NULL);
+
+ if (!mate_keyring_is_available ())
+ return NULL;
+
+ result = mate_keyring_find_password_sync (EV_DOCUMENT_PASSWORD_SCHEMA,
+ &password,
+ "type", "document_password",
+ "uri", uri,
+ NULL);
+ if (result != MATE_KEYRING_RESULT_OK || !password) {
+ if (password)
+ mate_keyring_free_password (password);
+ return NULL;
+ }
+
+ retval = g_strdup (password);
+ mate_keyring_free_password (password);
+#endif /* WITH_KEYRING */
+ return retval;
+}
+
+gboolean
+ev_keyring_save_password (const gchar *uri,
+ const gchar *password,
+ GPasswordSave flags)
+{
+#ifdef WITH_KEYRING
+ MateKeyringResult result;
+ const gchar *keyring;
+ gchar *name;
+ gchar *unescaped_uri;
+
+ g_return_val_if_fail (uri != NULL, FALSE);
+
+ if (!mate_keyring_is_available ())
+ return FALSE;
+
+ if (flags == G_PASSWORD_SAVE_NEVER)
+ return FALSE;
+
+ keyring = (flags == G_PASSWORD_SAVE_FOR_SESSION) ? "session" : NULL;
+ unescaped_uri = g_uri_unescape_string (uri, NULL);
+ name = g_strdup_printf (_("Password for document %s"), unescaped_uri);
+ g_free (unescaped_uri);
+
+ result = mate_keyring_store_password_sync (EV_DOCUMENT_PASSWORD_SCHEMA,
+ keyring, name, password,
+ "type", "document_password",
+ "uri", uri,
+ NULL);
+ g_free (name);
+
+ return (result == MATE_KEYRING_RESULT_OK);
+#else
+ return FALSE;
+#endif /* WITH_KEYRING */
+}