<?php // $Id: import.php,v 1.11 2006/04/10 18:13:18 stronk7 Exp $
      // Display all the interfaces for importing data into a specific course

    require_once('../config.php');

    $id = required_param('id', PARAM_INT);   // course id to import TO

    if (!$course = get_record('course', 'id', $id)) {
        error("That's an invalid course id");
    }

    if (!isteacher($course->id)) {
        error("You are not allowed to look at this page");
    }

/// Always we begin an import, we delete all backup/restore/import session structures
    if (isset($SESSION->course_header)) {
        unset ($SESSION->course_header);
    }
    if (isset($SESSION->info)) {
        unset ($SESSION->info);
    }
    if (isset($SESSION->backupprefs)) {
        unset ($SESSION->backupprefs);
    }
    if (isset($SESSION->restore)) {
        unset ($SESSION->restore);
    }
    if (isset($SESSION->import_preferences)) {
        unset ($SESSION->import_preferences);
    }

    $strimport = get_string('import');

    print_header($course->fullname.': '.$strimport, $course->fullname.': '.$strimport, 
                 '<a href="view.php?id='.$course->id.'">'.$course->shortname.'</a> -> '.$strimport);

    $directories = get_list_of_plugins('course/import');

    foreach ($directories as $directory) {
        echo '<div class="plugin">';
        include_once($CFG->dirroot.'/course/import/'.$directory.'/mod.php');
        echo '</div>';
    }

    print_footer();
?>
