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<?php
// Allows the admin to manage activity modules
require_once('../config.php');
require_once('../course/lib.php');
require_once($CFG->libdir.'/adminlib.php');
require_once($CFG->libdir.'/tablelib.php');
// defines
define('MODULE_TABLE','module_administration_table');
admin_externalpage_setup('managemodules');
$show = optional_param('show', '', PARAM_SAFEDIR);
$hide = optional_param('hide', '', PARAM_SAFEDIR);
$delete = optional_param('delete', '', PARAM_SAFEDIR);
$confirm = optional_param('confirm', '', PARAM_BOOL);
/// Print headings
$stractivities = get_string("activities");
$strdelete = get_string("delete");
$strversion = get_string("version");
$strhide = get_string("hide");
$strshow = get_string("show");
$strsettings = get_string("settings");
$stractivities = get_string("activities");
$stractivitymodule = get_string("activitymodule");
$strshowmodulecourse = get_string('showmodulecourse');
/// If data submitted, then process and store.
if (!empty($hide) and confirm_sesskey()) {
if (!$module = $DB->get_record("modules", array("name"=>$hide))) {
print_error('moduledoesnotexist', 'error');
}
$DB->set_field("modules", "visible", "0", array("id"=>$module->id)); // Hide main module
// Remember the visibility status in visibleold
// and hide...
$sql = "UPDATE {course_modules}
SET visibleold=visible, visible=0
WHERE module=?";
$DB->execute($sql, array($module->id));
// clear the course modinfo cache for courses
// where we just deleted something
$sql = "UPDATE {course}
SET modinfo=''
WHERE id IN (SELECT DISTINCT course
FROM {course_modules}
WHERE visibleold=1 AND module=?)";
$DB->execute($sql, array($module->id));
admin_get_root(true, false); // settings not required - only pages
}
if (!empty($show) and confirm_sesskey()) {
if (!$module = $DB->get_record("modules", array("name"=>$show))) {
print_error('moduledoesnotexist', 'error');
}
$DB->set_field("modules", "visible", "1", array("id"=>$module->id)); // Show main module
$DB->set_field('course_modules', 'visible', '1', array('visibleold'=>1, 'module'=>$module->id)); // Get the previous saved visible state for the course module.
// clear the course modinfo cache for courses
// where we just made something visible
$sql = "UPDATE {course}
SET modinfo = ''
WHERE id IN (SELECT DISTINCT course
FROM {course_modules}
WHERE visible=1 AND module=?)";
$DB->execute($sql, array($module->id));
admin_get_root(true, false); // settings not required - only pages
}
if (!empty($delete) and confirm_sesskey()) {
echo $OUTPUT->header();
echo $OUTPUT->heading($stractivities);
if (get_string_manager()->string_exists('modulename', $delete)) {
$strmodulename = get_string('modulename', $delete);
} else {
$strmodulename = $delete;
}
if (!$confirm) {
echo $OUTPUT->confirm(get_string("moduledeleteconfirm", "", $strmodulename), "modules.php?delete=$delete&confirm=1", "modules.php");
echo $OUTPUT->footer();
exit;
} else { // Delete everything!!
if ($delete == "forum") {
print_error("cannotdeleteforummodule", 'forum');
}
uninstall_plugin('mod', $delete);
$a = new stdClass();
$a->module = $strmodulename;
$a->directory = "$CFG->dirroot/mod/$delete";
echo $OUTPUT->notification(get_string("moduledeletefiles", "", $a), 'notifysuccess');
echo $OUTPUT->continue_button("modules.php");
echo $OUTPUT->footer();
exit;
}
}
echo $OUTPUT->header();
echo $OUTPUT->heading($stractivities);
/// Get and sort the existing modules
if (!$modules = $DB->get_records('modules', array(), 'name ASC')) {
print_error('moduledoesnotexist', 'error');
}
/// Print the table of all modules
// construct the flexible table ready to display
$table = new flexible_table(MODULE_TABLE);
$table->define_columns(array('name', 'instances', 'version', 'hideshow', 'delete', 'settings'));
$table->define_headers(array($stractivitymodule, $stractivities, $strversion, "$strhide/$strshow", $strdelete, $strsettings));
$table->define_baseurl($CFG->wwwroot.'/'.$CFG->admin.'/modules.php');
$table->set_attribute('id', 'modules');
$table->set_attribute('class', 'generaltable');
$table->setup();
foreach ($modules as $module) {
if (!file_exists("$CFG->dirroot/mod/$module->name/lib.php")) {
$strmodulename = '<span class="notifyproblem">'.$module->name.' ('.get_string('missingfromdisk').')</span>';
$missing = true;
} else {
// took out hspace="\10\", because it does not validate. don't know what to replace with.
$icon = "<img src=\"" . $OUTPUT->pix_url('icon', $module->name) . "\" class=\"icon\" alt=\"\" />";
$strmodulename = $icon.' '.get_string('modulename', $module->name);
$missing = false;
}
$delete = "<a href=\"modules.php?delete=$module->name&amp;sesskey=".sesskey()."\">$strdelete</a>";
if (file_exists("$CFG->dirroot/mod/$module->name/settings.php") ||
file_exists("$CFG->dirroot/mod/$module->name/settingstree.php")) {
$settings = "<a href=\"settings.php?section=modsetting$module->name\">$strsettings</a>";
} else {
$settings = "";
}
try {
$count = $DB->count_records_select($module->name, "course<>0");
} catch (dml_exception $e) {
$count = -1;
}
if ($count>0) {
$countlink = "<a href=\"{$CFG->wwwroot}/course/search.php?modulelist=$module->name" .
"&amp;sesskey=".sesskey()."\" title=\"$strshowmodulecourse\">$count</a>";
} else if ($count < 0) {
$countlink = get_string('error');
} else {
$countlink = "$count";
}
if ($missing) {
$visible = '';
$class = '';
} else if ($module->visible) {
$visible = "<a href=\"modules.php?hide=$module->name&amp;sesskey=".sesskey()."\" title=\"$strhide\">".
"<img src=\"" . $OUTPUT->pix_url('i/hide') . "\" class=\"icon\" alt=\"$strhide\" /></a>";
$class = '';
} else {
$visible = "<a href=\"modules.php?show=$module->name&amp;sesskey=".sesskey()."\" title=\"$strshow\">".
"<img src=\"" . $OUTPUT->pix_url('i/show') . "\" class=\"icon\" alt=\"$strshow\" /></a>";
$class = ' class="dimmed_text"';
}
if ($module->name == "forum") {
$delete = "";
$visible = "";
$class = "";
}
$table->add_data(array(
'<span'.$class.'>'.$strmodulename.'</span>',
$countlink,
'<span'.$class.'>'.$module->version.'</span>',
$visible,
$delete,
$settings
));
}
$table->print_html();
echo $OUTPUT->footer();
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