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97 lines
2.9 KiB
PHP
97 lines
2.9 KiB
PHP
<?PHP // $Id$
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// Asks for a course pass key, once only
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require("../config.php");
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require("lib.php");
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require_login();
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require_variable($id);
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if (! $course = get_record("course", "id", $id) ) {
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error("That's an invalid course id");
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}
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if (match_referer() && isset($HTTP_POST_VARS)) { // form submitted
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if ($password == $course->password) {
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if (isguest()) {
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add_to_log($course->id, "course", "guest", "view.php?id=$course->id", "$REMOTE_ADDR, $REMOTE_HOST");
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} else {
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if (! enrol_student_in_course($USER->id, $course->id)) {
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error("An error occurred while trying to enrol you.");
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}
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$subject = get_string("welcometocourse", "", $course->fullname);
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$a->coursename = $course->fullname;
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$a->profileurl = "$CFG->wwwroot/user/view.php?id=$USER->id&course=$course->id";
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$message = get_string("welcometocoursetext", "", $a);
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email_to_user($USER, get_teacher($course->id), $subject, $message);
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add_to_log($course->id, "course", "enrol", "view.php?id=$course->id", "$USER->id");
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}
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$USER->student["$id"] = true;
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if ($SESSION->wantsurl) {
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$destination = $SESSION->wantsurl;
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unset($SESSION->wantsurl);
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} else {
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$destination = "$CFG->wwwroot/course/view.php?id=$id";
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}
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redirect($destination);
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} else {
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$errormsg = "That enrolment key was incorrect, please try again".
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"<BR>(Here's a hint - it starts with \"".substr($course->password,0,1)."\")";
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}
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}
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if (! $site = get_site()) {
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error("Could not find a site!");
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}
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if ($course->password == "") { // no password, so enrol
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if (isguest()) {
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add_to_log($course->id, "course", "guest", "view.php?id=$course->id", "$USER->id");
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} else {
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if (! enrol_student_in_course($USER->id, $course->id)) {
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error("An error occurred while trying to enrol you.");
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}
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add_to_log($course->id, "course", "enrol", "view.php?id=$course->id", "$USER->id");
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}
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$USER->student["$id"] = true;
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if ($SESSION->wantsurl) {
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$destination = $SESSION->wantsurl;
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unset($SESSION->wantsurl);
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} else {
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$destination = "$CFG->wwwroot/course/view.php?id=$id";
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}
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redirect($destination);
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}
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$teacher = get_teacher($course->id);
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$strloginto = get_string("loginto", "", $course->shortname);
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$strcourses = get_string("courses");
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print_header($strloginto, $strloginto, "<A HREF=\".\">$strcourses</A> -> $strloginto", "form.password");
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print_course($course);
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include("enrol.html");
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print_footer();
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?>
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