/**
* gsf_open_pkg_parse_rel_by_id:
* @xin: #GsfXMLIn
* @id: target id
* @dtd: #GsfXMLInNode
* @ns: #GsfXMLInNS
*
* Convenience function to parse a related part.
*
* Returns: (transfer full): %NULL on success or a #GError on failure.
**/
GError *
gsf_open_pkg_parse_rel_by_id (GsfXMLIn *xin, char const *id,
GsfXMLInNode const *dtd,
GsfXMLInNS const *ns)
{
GError *res = NULL;
GsfInput *cur_stream, *part_stream;
g_return_val_if_fail (xin != NULL, NULL);
cur_stream = gsf_xml_in_get_input (xin);
if (NULL == id)
return g_error_new (gsf_input_error_id(), gsf_open_pkg_error_id (),
_("Missing id for part in '%s'"),
gsf_input_name (cur_stream) );
part_stream = gsf_open_pkg_open_rel_by_id (cur_stream, id, &res);
if (NULL != part_stream) {
GsfXMLInDoc *doc = gsf_xml_in_doc_new (dtd, ns);
if (!gsf_xml_in_doc_parse (doc, part_stream, xin->user_state))
res = g_error_new (gsf_input_error_id(), gsf_open_pkg_error_id (),
_("Part '%s' in '%s' from '%s' is corrupt!"),
id,
gsf_input_name (part_stream),
gsf_input_name (cur_stream) );
gsf_xml_in_doc_free (doc);
g_object_unref (part_stream);
}
return res;
}
/**
* gsf_open_pkg_open_rel_by_type:
* @opkg: #GsfInput
* @type: target type
* @err: optionally %NULL
*
* New in 1.14.9
*
* Open one of @opkg's relationships with type=@type.
*
* Returns: (transfer full): A new GsfInput or %NULL, and sets @err if possible.
**/
GsfInput *
gsf_open_pkg_open_rel_by_type (GsfInput *opkg, char const *type, GError **err)
{
GsfOpenPkgRel *rel = gsf_open_pkg_lookup_rel_by_type (opkg, type);
if (rel)
return gsf_open_pkg_open_rel (opkg, rel, err);
if (err)
*err = g_error_new (gsf_input_error_id(), gsf_open_pkg_error_id (),
_("Unable to find part with type='%s' for '%s'"),
type, gsf_input_name (opkg) );
return NULL;
}
/**
* gsf_open_pkg_open_rel_by_id :
* @opkg : #GsfInput
* @id : target id
* @err : optionally %NULL
*
* New in 1.14.7
*
* Open @opkg's relation @id
*
* Returns: A new GsfInput or %NULL, and sets @err if possible.
**/
GsfInput *
gsf_open_pkg_open_rel_by_id (GsfInput *opkg, char const *id, GError **err)
{
GsfOpenPkgRel *rel = NULL;
GsfOpenPkgRels *rels = gsf_open_pkg_get_rels (opkg);
if (NULL != rels && NULL != (rel = g_hash_table_lookup (rels->by_id, id)))
return gsf_open_pkg_open_rel (opkg, rel, err);
if (err)
*err = g_error_new (gsf_input_error_id(), gsf_open_pkg_error_id (),
_("Unable to find part id='%s' for '%s'"),
id, gsf_input_name (opkg) );
return NULL;
}
