shortname: $strmanagefilters", "$site->fullname",
"$stradministration -> ".
"$strconfiguration -> $strmanagefilters");
print_heading($strmanagefilters);
/// Make a list of all available filters and the best names for them we can find
$allfilters = array();
$filterlocations = array("mod", "filter");
foreach ($filterlocations as $filterlocation) {
$plugins = get_list_of_plugins($filterlocation);
foreach ($plugins as $key => $plugin) {
if (is_readable("$CFG->dirroot/$filterlocation/$plugin/filter.php")) {
$name = trim(get_string("filtername", $plugin));
if (empty($name) or $name == "[[filtername]]") {
$name = $plugin;
}
$allfilters["$filterlocation/$plugin"] = $name;
}
}
}
/// Make an array of all the currently installed filters
$installedfilters = array();
if (!empty($CFG->textfilters)) {
$installedfilters = explode(',',$CFG->textfilters);
// Do a little cleanup for robustness
foreach ($installedfilters as $key => $installedfilter) {
if (empty($installedfilter)) {
unset($installedfilters[$key]);
set_config("textfilters", implode(',', $installedfilters));
}
}
}
$selectedfilter = "none";
/// If data submitted, then process and store.
if (!empty($options)) {
if (($config = data_submitted()) && confirm_sesskey()) {
unset($config->options);
unset($config->sesskey);
foreach ($config as $name => $value) {
set_config($name, $value);
}
}
}
if (!empty($add) and !empty($uselect) and confirm_sesskey()) {
$selectedfilter = $uselect;
if (!in_array($selectedfilter, $installedfilters)) {
$installedfilters[] = $selectedfilter;
set_config("textfilters", implode(',', $installedfilters));
}
} else if (!empty($remove) and !empty($iselect) and confirm_sesskey()) {
$selectedfilter = $iselect;
foreach ($installedfilters as $key => $installedfilter) {
if ($installedfilter == $selectedfilter) {
unset($installedfilters[$key]);
}
}
set_config("textfilters", implode(',', $installedfilters));
} else if ((!empty($up) or !empty($down)) and !empty($iselect) and confirm_sesskey()) {
if (!empty($up)) {
if ($allfilters[$iselect]) {
foreach ($installedfilters as $key => $installedfilter) {
if ($installedfilter == $iselect) {
$movefilter = $key;
break;
}
$swapfilter = $key;
}
}
}
if (!empty($down)) {
if ($allfilters[$iselect]) {
$choosenext = false;
foreach ($installedfilters as $key => $installedfilter) {
if ($choosenext) {
$swapfilter = $key;
break;
}
if ($installedfilter == $iselect) {
$movefilter = $key;
$choosenext = true;
}
}
}
}
if (isset($swapfilter) and isset($movefilter)) {
$tempfilter = $installedfilters[$swapfilter];
$installedfilters[$swapfilter] = $installedfilters[$movefilter];
$installedfilters[$movefilter] = $tempfilter;
set_config("textfilters", implode(',', $installedfilters));
}
$selectedfilter = $iselect;
}
/// Make an array of all the currently uninstalled filters
$uninstalledfilters = array();
foreach ($allfilters as $filter => $name) {
$installed = false;
foreach ($installedfilters as $installedfilter) {
if ($installedfilter == $filter) {
$installed = true;
}
}
if (!$installed) {
$uninstalledfilters[] = $filter;
}
}
/// Print the current form
include("filters.html");
print_footer();
?>