/* Recursively append conditions corresponding to the given collection to the query. */ static void xmms_collection_append_to_query (xmms_coll_dag_t *dag, xmmsv_coll_t *coll, coll_query_t *query) { xmmsv_coll_t *op; xmms_medialib_entry_t entry; gchar *attr1, *attr2, *attr3; gboolean case_sens; xmmsv_list_iter_t *iter; xmmsv_t *tmp; gboolean first; xmmsv_coll_type_t type = xmmsv_coll_get_type (coll); switch (type) { case XMMS_COLLECTION_TYPE_REFERENCE: if (!operator_is_allmedia (coll)) { query_append_operand (query, dag, coll); } else { /* FIXME: Hackish solution to append a ref to All Media */ query_append_string (query, "1"); } break; case XMMS_COLLECTION_TYPE_UNION: case XMMS_COLLECTION_TYPE_INTERSECTION: first = TRUE; query_append_string (query, "("); xmmsv_get_list_iter (xmmsv_coll_operands_get (coll), &iter); for (xmmsv_list_iter_first (iter); xmmsv_list_iter_valid (iter); xmmsv_list_iter_next (iter)) { if (first) { first = FALSE; } else { if (type == XMMS_COLLECTION_TYPE_UNION) query_append_string (query, " OR "); else query_append_string (query, " AND "); } xmmsv_list_iter_entry (iter, &tmp); xmmsv_get_coll (tmp, &op); xmms_collection_append_to_query (dag, op, query); } xmmsv_list_iter_explicit_destroy (iter); query_append_string (query, ")"); break; case XMMS_COLLECTION_TYPE_COMPLEMENT: query_append_string (query, "NOT "); query_append_operand (query, dag, coll); break; case XMMS_COLLECTION_TYPE_HAS: case XMMS_COLLECTION_TYPE_EQUALS: case XMMS_COLLECTION_TYPE_MATCH: case XMMS_COLLECTION_TYPE_SMALLER: case XMMS_COLLECTION_TYPE_GREATER: xmmsv_coll_attribute_get (coll, "field", &attr1); xmmsv_coll_attribute_get (coll, "value", &attr2); xmmsv_coll_attribute_get (coll, "case-sensitive", &attr3); case_sens = (attr3 != NULL && strcmp (attr3, "true") == 0); query_append_string (query, "("); query_append_filter (query, type, attr1, attr2, case_sens); query_append_intersect_operand (query, dag, coll); query_append_string (query, ")"); break; case XMMS_COLLECTION_TYPE_IDLIST: case XMMS_COLLECTION_TYPE_QUEUE: case XMMS_COLLECTION_TYPE_PARTYSHUFFLE: first = TRUE; query_append_string (query, "m0.id IN ("); xmmsv_get_list_iter (xmmsv_coll_idlist_get (coll), &iter); for (xmmsv_list_iter_first (iter); xmmsv_list_iter_valid (iter); xmmsv_list_iter_next (iter)) { if (first) { first = FALSE; } else { query_append_string (query, ","); } xmmsv_list_iter_entry_int (iter, &entry); query_append_int (query, entry); } xmmsv_list_iter_explicit_destroy (iter); query_append_string (query, ")"); break; /* invalid type */ default: XMMS_DBG ("Cannot append invalid collection operator!"); g_assert_not_reached (); break; } }
/* Recursively append conditions corresponding to the given collection to the query. */ static void xmms_collection_append_to_query (xmms_coll_dag_t *dag, xmmsv_coll_t *coll, coll_query_t *query) { gint i; xmmsv_coll_t *op; guint *idlist; gchar *attr1, *attr2, *attr3; gboolean case_sens; xmmsv_coll_type_t type = xmmsv_coll_get_type (coll); switch (type) { case XMMS_COLLECTION_TYPE_REFERENCE: if (!operator_is_allmedia (coll)) { query_append_operand (query, dag, coll); } else { /* FIXME: Hackish solution to append a ref to All Media */ query_append_string (query, "1"); } break; case XMMS_COLLECTION_TYPE_UNION: case XMMS_COLLECTION_TYPE_INTERSECTION: i = 0; query_append_string (query, "("); xmmsv_coll_operand_list_save (coll); xmmsv_coll_operand_list_first (coll); while (xmmsv_coll_operand_list_entry (coll, &op)) { if (i != 0) { if (type == XMMS_COLLECTION_TYPE_UNION) query_append_string (query, " OR "); else query_append_string (query, " AND "); } else { i = 1; } xmms_collection_append_to_query (dag, op, query); xmmsv_coll_operand_list_next (coll); } xmmsv_coll_operand_list_restore (coll); query_append_string (query, ")"); break; case XMMS_COLLECTION_TYPE_COMPLEMENT: query_append_string (query, "NOT "); query_append_operand (query, dag, coll); break; case XMMS_COLLECTION_TYPE_HAS: case XMMS_COLLECTION_TYPE_EQUALS: case XMMS_COLLECTION_TYPE_MATCH: case XMMS_COLLECTION_TYPE_SMALLER: case XMMS_COLLECTION_TYPE_GREATER: xmmsv_coll_attribute_get (coll, "field", &attr1); xmmsv_coll_attribute_get (coll, "value", &attr2); xmmsv_coll_attribute_get (coll, "case-sensitive", &attr3); case_sens = (attr3 != NULL && strcmp (attr3, "true") == 0); query_append_string (query, "("); query_append_filter (query, type, attr1, attr2, case_sens); query_append_intersect_operand (query, dag, coll); query_append_string (query, ")"); break; case XMMS_COLLECTION_TYPE_IDLIST: case XMMS_COLLECTION_TYPE_QUEUE: case XMMS_COLLECTION_TYPE_PARTYSHUFFLE: idlist = xmmsv_coll_get_idlist (coll); query_append_string (query, "m0.id IN ("); for (i = 0; idlist[i] != 0; ++i) { if (i != 0) { query_append_string (query, ","); } query_append_uint (query, idlist[i]); } query_append_string (query, ")"); break; /* invalid type */ default: XMMS_DBG ("Cannot append invalid collection operator!"); g_assert_not_reached (); break; } }