+/*
+ * Copyright (C) 2007 Thadeu Lima de Souza Cascardo <cascardo@holoscopio.com>
+ *
+ * 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, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+
+#include <glib.h>
+#include <atompub/atom.h>
+
+gchar *giochannel_iri_to_filename (AtomCtx *ctx, IRI *iri)
+{
+ gchar *root = atom_config_get_str (ctx, "root");
+ gchar *path = iri_get_path (iri);
+ return g_build_filename (root, path, NULL);
+}
+
+Atom * giochannel_atom_retrieve_resource (AtomCtx *ctx, IRI *iri)
+{
+ gchar *filename;
+ GIOChannel *channel;
+ GError *error = NULL;
+ gchar *data;
+ gsize len;
+ Atom *atom;
+ filename = giochannel_iri_to_filename (ctx, iri);
+ channel = g_io_channel_new_file ((const gchar *) filename, "r", &error);
+ g_free (filename);
+ if (channel == NULL)
+ {
+ atom_error_set (ctx, error);
+ return NULL;
+ }
+ error = NULL;
+ if (g_io_channel_read_to_end (channel, &data, &len, &error) !=
+ G_IO_STATUS_NORMAL)
+ {
+ atom_error_set (ctx, error);
+ return NULL;
+ }
+ atom = atom_new_data_len (data, len);
+ g_free (data);
+ return atom;
+}