messaging)) {
error("Messaging is disabled on this site");
}
/// Optional variables that may be passed in
$tab = optional_param('tab', 'contacts'); // current tab - default to contacts
$addcontact = optional_param('addcontact', 0, PARAM_INT); // adding a contact
$removecontact = optional_param('removecontact', 0, PARAM_INT); // removing a contact
$blockcontact = optional_param('blockcontact', 0, PARAM_INT); // blocking a contact
$unblockcontact = optional_param('unblockcontact', 0, PARAM_INT); // unblocking a contact
$popup = optional_param('popup', false, PARAM_ALPHA); // If set then starts a new popup window
/// Popup a window if required and quit (usually from external links).
if ($popup) {
print_header();
echo '";
redirect("$CFG->wwwroot/");
exit;
}
/// Process any contact maintenance requests there may be
if ($addcontact and confirm_sesskey()) {
add_to_log(SITEID, 'message', 'add contact', 'history.php?user1='.$addcontact.'&user2='.$USER->id, $addcontact);
message_add_contact($addcontact);
}
if ($removecontact and confirm_sesskey()) {
add_to_log(SITEID, 'message', 'remove contact', 'history.php?user1='.$removecontact.'&user2='.$USER->id, $removecontact);
message_remove_contact($removecontact);
}
if ($blockcontact and confirm_sesskey()) {
add_to_log(SITEID, 'message', 'block contact', 'history.php?user1='.$blockcontact.'&user2='.$USER->id, $blockcontact);
message_block_contact($blockcontact);
}
if ($unblockcontact and confirm_sesskey()) {
add_to_log(SITEID, 'message', 'unblock contact', 'history.php?user1='.$unblockcontact.'&user2='.$USER->id, $unblockcontact);
message_unblock_contact($unblockcontact);
}
/// Header on this page
if ($tab == 'contacts') {
print_header(get_string('messages', 'message').' - '.$SITE->fullname, '', '', '',
'');
} else {
print_header(get_string('messages', 'message').' - '.$SITE->fullname);
}
echo '
';
echo '
';
/// Print out all tabs with labels and colours
$tabs = array('contacts','search','settings');
foreach ($tabs as $thistab) {
$classname = ($tab == $thistab) ? 'generaltabselected' : 'generaltab';
echo '
';
/// a print function is associated with each tab
$tabprintfunction = 'message_print_'.$tab;
if (function_exists($tabprintfunction)) {
$tabprintfunction();
}
echo '