get repo info for first time

bin/epm-check_updated_repo

+#!/bin/sh
+#
+# Copyright (C) 2014  Etersoft
+# Copyright (C) 2014  Vitaly Lipatov <lav@etersoft.ru>
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 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 Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+#
+
+__is_repo_info_download()
+{
+    case $PMTYPE in
+        apt-*)
+            test -r /var/cache/apt/pkgcache.bin || return
+            ;;
+        *)
+            ;;
+    esac
+    return 0
+}
+
+update_repo_if_needed()
+{
+    if ! __is_repo_info_download ; then
+        load_helper epm-update
+        epm_update
+        return
+    fi
+
+    # TODO: if repo info is very obsoleted (a few days?), we need run update
+
+}

bin/epm-install

@@ -18,6 +18,7 @@
 #
 
 load_helper epm-query
+load_helper epm-check_updated_repo
 
 # TODO: use when run install with epm --skip-installed install
 filter_out_installed_packages()
@@ -375,6 +376,9 @@ epm_install()
 
     [ -z "$files$names" ] && echo "Skip empty install list" && return 22
 
+    # it is useful for first time running
+    update_repo_if_needed
+
     epm_install_names $names || return
     epm_install_files $files
 }

bin/epm-search

@@ -17,6 +17,8 @@
 # along with this program. If not, see <http://www.gnu.org/licenses/>.
 #
 
+load_helper epm-check_updated_repo
+
 __epm_search_output()
 {
 local CMD
@@ -148,6 +150,9 @@ epm_search()
 {
 	[ -n "$pkg_filenames" ] || fatal "Please, use search with some argument"
 
+	# it is useful for first time running
+	update_repo_if_needed
+
 	# FIXME: do it better
 	local MGS
 	MGS=$(eval __epm_search_make_grep $quoted_args)

bin/epm-upgrade

@@ -17,9 +17,15 @@
 # along with this program. If not, see <http://www.gnu.org/licenses/>.
 #
 
+load_helper epm-check_updated_repo
+
 epm_upgrade()
 {
 	local CMD
+
+	# it is useful for first time running
+	update_repo_if_needed
+
 	echo "Run command for upgrade packages"
 
 	case $PMTYPE in