/
session_messages.php
57 lines (48 loc) · 1.83 KB
/
session_messages.php
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<?php
# Copyright (C) 2007 Jason Woofenden
#
# 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 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# require_once() this file instead of messages.php if you'd like to store
# save/restore messages in the session accross redirect()s. That's all you have
# to do. These functions are called when needed (from redirect() and
# display_messages()) if they are defined.
# see messages.php for documentation on how to use it.
require_once('code/wfpl/session.php');
require_once('code/wfpl/string_array.php');
require_once('code/wfpl/messages.php');
function session_save_messages() {
if(!isset($GLOBALS['wfpl_messages'])) {
return;
}
if(!is_array($GLOBALS['wfpl_messages'])) {
return;
}
init_session();
session_set('wfpl_messages', array_to_string($GLOBALS['wfpl_messages']));
}
function session_restore_messages() {
if(!session_exists()) {
return false;
}
$messages = session_get('wfpl_messages');
if($messages !== false) {
$messages = string_to_array($messages);
if(!(isset($GLOBALS['wfpl_messages']) && is_array($GLOBALS['wfpl_messages']))) {
$GLOBALS['wfpl_messages'] = array();
}
# messages from the previous run happened first
$GLOBALS['wfpl_messages'] = array_merge($messages, $GLOBALS['wfpl_messages']);
}
session_clear('wfpl_messages');
}