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[moodle.git] / course / view.php

<?PHP // $Id$

//  Display the course home page.

    include_once("../config.php");
    include_once("lib.php");

    optional_variable($id);
    optional_variable($name);

    if (!$id and !$name) {
        error("Must specify course id or short name");
    }

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

    require_login($id);

    add_to_log($course->id, "course", "view", "view.php?id=$course->id", "$course->id");

    if ( isteacher($course->id) ) {
        if ($edit == "on") {
            $USER->editing = true;
        } else if ($edit == "off") {
            $USER->editing = false;
        }
    }
    if ($help == "on") {
        $USER->help = true;
    } else if ($help == "off") {
        $USER->help = false;
    }
    save_session("USER");

    $SESSION->fromdiscussion = "$CFG->wwwroot/course/view.php?id=$course->id";
    save_session("SESSION");

    if (! $course->category) {      // This course is not a real course.
        redirect("$CFG->wwwroot/");
    }


    $courseword = get_string("course");

    print_header("$courseword: $course->fullname", "$course->fullname", "$course->shortname", "search.search", "", true,
                  update_course_icon($course->id));

    get_all_mods($course->id, $mods, $modnames, $modnamesplural, $modnamesused, $modsectioncounts);

    if (! $sections = get_all_sections($course->id)) {
        $section->course = $course->id;   // Create a default section.
        $section->section = 0;
        $section->id = insert_record("course_sections", $section);
        if (! $sections = get_all_sections($course->id) ) {
            error("Error finding or creating section structures for this course");
        }
    }

    switch ($course->format) {
        case "weeks":
            include("weeks.php");
            break;
        case "social":
            include("social.php");
            break;
        case "topics":
            include("topics.php");
            break;
        default:
            error("Course format not defined yet!");
    }

    print_footer();

?>