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<?php // $Id$
// config.php - allows admin to edit all configuration variables
require_once('../config.php');
if ($site = get_site()) { // If false then this is a new installation
require_login();
if (!isadmin()) {
error('Only the admin can use this page');
}
}
/// This is to overcome the "insecure forms paradox"
if (isset($secureforms) and $secureforms == 0) {
$match = 'nomatch';
} else {
$match = '';
}
/// If data submitted, then process and store.
if ($config = data_submitted($match)) {
if (!empty($USER->id)) { // Additional identity check
if (!confirm_sesskey()) {
error(get_string('confirmsesskeybad', 'error'));
}
}
validate_form($config, $err);
if (count($err) == 0) {
foreach ($config as $name => $value) {
if ($name == "sessioncookie") {
$value = eregi_replace("[^a-zA-Z]", "", $value);
}
if ($name == "defaultallowedmodules") {
$value = implode(',',$value);
}
if ($name == 'hiddenuserfields') {
if (in_array('none', $value)) {
$value = '';
} else {
$value = implode(',',$value);
}
}
unset($conf);
$conf->name = $name;
$conf->value = $value;
if ($current = get_record('config', 'name', $name)) {
$conf->id = $current->id;
if (! update_record('config', $conf)) {
notify("Could not update $name to $value");
}
} else {
if (! insert_record('config', $conf)) {
notify("Error: could not add new variable $name !");
}
}
}
redirect('index.php', get_string('changessaved'), 1);
exit;
} else {
foreach ($err as $key => $value) {
$focus = "form.$key";
}
}
}
/// Otherwise fill and print the form.
if (empty($config)) {
$config = $CFG;
if (!$config->locale = get_field('config', 'value', 'name', 'locale')) {
$config->locale = $CFG->lang;
}
}
if (empty($focus)) {
$focus = '';
}
$sesskey = !empty($USER->id) ? $USER->sesskey : '';
$stradmin = get_string('administration');
$strconfiguration = get_string('configuration');
$strconfigvariables = get_string('configvariables', 'admin');
if ($site) {
print_header("$site->shortname: $strconfigvariables", $site->fullname,
"<a href=\"index.php\">$stradmin</a> -> ".
"<a href=\"configure.php\">$strconfiguration</a> -> $strconfigvariables", $focus);
print_heading($strconfigvariables);
} else {
print_header();
print_heading($strconfigvariables);
print_simple_box(get_string('configintro', 'admin'), 'center', "50%");
echo '<br />';
}
/// Get all the configuration fields and helptext
include('configvars.php');
/// Cycle through the sections to get the sectionnames
$linktext = '';
foreach($configvars as $sectionname=>$section) {
if ($linktext !== '') {
$linktext .= ' | ';
}
$linktext .= '<a href="#configsection'.$sectionname.'">'.get_string('configsection'.$sectionname, 'admin').'</a>';
}
echo "<center>$linktext</center>\n";
print_simple_box_start('center');
echo '<form method="post" action="config.php" name="form">';
echo '<center><input type="submit" value="'.get_string('savechanges').'" /></center>';
/// Cycle through each section of the configuration
foreach ($configvars as $sectionname=>$section) {
print_heading('<a name="configsection'.$sectionname.'"></a>'.get_string('configsection'.$sectionname, 'admin'));
$table = NULL;
$table->data = array();
foreach ($section as $configvariable=>$configobject) {
$table->data[] = array ( $configvariable.': ',
$configobject->field
);
if ($configobject->display_warning()) {
$table->data[] = array ( '&nbsp;',
'<span class="configwarning">'.$configobject->warning.'</span>'
);
}
$table->data[] = array ( '&nbsp;',
'<span class="confighelp">'.$configobject->help.'</span>'
);
$table->align = array ('right', 'left');
}
print_table($table);
}
echo '<center>';
echo '<input type="hidden" name="sesskey" value="'.$sesskey.'" />';
echo '<input type="submit" value="'.get_string('savechanges').'" />';
echo '</center>';
echo '</form>';
print_simple_box_end();
/// Lock some options
$httpsurl = str_replace('http://', 'https://', $CFG->wwwroot);
if ($httpsurl != $CFG->wwwroot) {
if (ini_get('allow_url_fopen')) {
if ((($fh = @fopen($httpsurl, 'r')) == false) and ($config->loginhttps == 0)) {
echo '<script type="text/javascript">'."\n";
echo '<!--'."\n";
echo "eval('document.form.loginhttps.disabled=true');\n";
echo '-->'."\n";
echo '</script>'."\n";
}
}
}
if ($site) {
print_footer();
}
exit;
/// Functions /////////////////////////////////////////////////////////////////
function validate_form(&$form, &$err) {
// Currently no checks are needed ...
return true;
}
?>
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