Permalink
Browse files

Put here just temporarily for those who might need it. Will be

replaced by the new enrolment code soon anyway.
  • Loading branch information...
moodler
moodler committed Jul 30, 2003
1 parent a6870f0 commit 4efea825a1389093fdad1e02a0842a4e7d27ad58
Showing with 201 additions and 0 deletions.
  1. +201 −0 admin/students.php
View
@@ -0,0 +1,201 @@
<?PHP // $Id$
// Admin-only script to assign teachers to courses
require_once("../config.php");
define("MAX_USERS_PER_PAGE", 30);
optional_variable($id); // course id
optional_variable($add, "");
optional_variable($remove, "");
optional_variable($search, ""); // search string
if (! $site = get_site()) {
redirect("$CFG->wwwroot/$CFG->admin/index.php");
}
require_login();
if (!iscreator()) {
error("You must be an administrator or course creator to use this page.");
}
$stradministration = get_string("administration");
$strassignstudents = "Assign students";
$strexistingstudents = "Existing students";
$strnoexistingstudents = "No existing students";
$strpotentialstudents = "Potential students";
$strnopotentialstudents = "No potential students";
$straddstudent = "Add student";
$strremovestudent = "Remove student";
$strsearch = get_string("search");
$strsearchresults = get_string("searchresults");
$strsearchagain = get_string("searchagain");
$strtoomanytoshow = get_string("toomanytoshow");
if ($search) {
$searchstring = $strsearchagain;
} else {
$searchstring = $strsearch;
}
if (!$id) {
print_header("$site->shortname: $strassignstudents", "$site->fullname",
"<a href=\"index.php\">$stradministration</a> -> $strassignstudents");
$isadmin = isadmin(); /// cache value
$courses = get_courses();
print_heading(get_string("choosecourse"));
print_simple_box_start("center");
if (!empty($courses)) {
foreach ($courses as $course) {
if ($isadmin or isteacher($course->id, $USER->id)){
echo "<a href=\"students.php?id=$course->id\">$course->fullname ($course->shortname)</a><br>\n";
$coursesfound = TRUE;
}
}
}
print_simple_box_end();
if ($coursesfound == FALSE) {
print_heading(get_string("nocoursesyet"));
print_continue("../$CFG->admin/index.php");
}
print_footer();
exit;
}
if (! $course = get_record("course", "id", $id)) {
error("Course ID was incorrect (can't find it)");
}
print_header("$site->shortname: $course->shortname: $strassignstudents",
"$site->fullname",
"<a href=\"index.php\">$stradministration</a> ->
<a href=\"students.php\">$strassignstudents</a> -> $course->shortname", "");
print_heading("<a href=\"$CFG->wwwroot/course/view.php?id=$course->id\">$course->fullname ($course->shortname)</a>");
/// Get all existing students for this course.
$students = get_course_students($course->id);
/// Add a student if one is specified
if (!empty($add)) {
if (!isteacher($course->id)){
error("You must be an administrator or teacher to modify this course.");
}
if (! $user = get_record("user", "id", $add)) {
error("That student (id = $add) doesn't exist", "students.php?id=$course->id");
}
if (!empty($students)) {
foreach ($students as $ss) {
if ($ss->id == $user->id) {
error("That user is already a student for this course.", "students.php?id=$course->id");
}
}
}
$student->userid = $user->id;
$student->course = $course->id;
$student->id = insert_record("user_students", $student);
if (empty($student->id)) {
error("Could not add that student to this course!");
}
$students[] = $user;
}
/// Remove a student if one is specified.
if (!empty($remove)) {
if (!isteacher($course->id)){
error("You must be an administrator or teacher to modify this course.");
}
if (! $user = get_record("user", "id", $remove)) {
error("That student (id = $remove) doesn't exist", "students.php?id=$course->id");
}
if (!empty($students)) {
foreach ($students as $key => $ss) {
if ($ss->id == $user->id) {
unenrol_student($user->id, $course->id);
unset($students[$key]);
}
}
}
}
/// Print the lists of existing and potential students
echo "<table cellpadding=2 cellspacing=10 align=center>";
echo "<tr><th width=50%>$strexistingstudents</th><th width=50%>$strpotentialstudents</th></tr>";
echo "<tr><td width=50% nowrap valign=top>";
/// First, show existing students for this course
if (empty($students)) {
echo "<p align=center>$strnoexistingstudents</a>";
$studentlist = "";
} else {
$studentarray = array();
foreach ($students as $student) {
$studentarray[] = $student->id;
echo "<p align=right>$student->firstname $student->lastname, $student->email &nbsp;&nbsp; <a href=\"students.php?id=$course->id&remove=$student->id\" title=\"$strremovestudent\"><img src=\"../pix/t/right.gif\" border=0></a></p>";
}
$studentlist = implode(",",$studentarray);
unset($studentarray);
}
echo "<td width=50% nowrap valign=top>";
/// Print list of potential students
$usercount = get_users(false, $search, true, $studentlist);
if ($usercount == 0) {
echo "<p align=center>$strnopotentialstudents</p>";
} else if ($usercount > MAX_USERS_PER_PAGE) {
echo "<p align=center>$strtoomanytoshow</p>";
} else {
if ($search) {
echo "<p align=center>($strsearchresults : $search)</p>";
}
if (!$users = get_users(true, $search, true, $studentlist)) {
error("Could not get users!");
}
foreach ($users as $user) {
echo "<p align=left><a href=\"{$_SERVER['PHP_SELF']}?id=$course->id&add=$user->id\"".
"title=\"$straddstudent\"><img src=\"../pix/t/left.gif\"".
"border=0></a>&nbsp;&nbsp;$user->firstname $user->lastname, $user->email";
}
}
if ($search or $usercount > MAX_USERS_PER_PAGE) {
echo "<form action={$_SERVER['PHP_SELF']} method=post>";
echo "<input type=hidden name=id value=\"$course->id\">";
echo "<input type=text name=search size=20>";
echo "<input type=submit value=\"$searchstring\">";
echo "</form>";
}
echo "</tr></table>";
print_footer();
?>

0 comments on commit 4efea82

Please sign in to comment.