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<?PHP // $Id$
require("../config.php");
require("lib.php");
optional_variable($id, 0); // course id
if ($id) {
if (! $course = get_record("course", "id", $id)) {
error("Course ID was incorrect");
}
require_login($course->id);
if (!isteacher($course->id)) {
error("Only teachers can edit the course!");
}
} else { // Admin is creating a new course
require_login();
if (!isadmin()) {
error("Only administrators can use this page");
}
}
if (! $site = get_site()) {
redirect("$CFG->wwwroot/admin/");
}
/// If data submitted, then process and store.
if (match_referer() && isset($HTTP_POST_VARS)) {
$form = (object)$HTTP_POST_VARS;
$form->startdate = make_timestamp($form->startyear, $form->startmonth, $form->startday);
validate_form($course, $form, $err);
if (count($err) == 0) {
$form->timemodified = time();
if ($course) {
if (update_record("course", $form)) {
add_to_log($course->id, "course", "update", "edit.php?id=$id", "");
redirect("view.php?id=$course->id", get_string("changessaved"));
} else {
error("Serious Error! Could not update the course record! (id = $form->id)");
}
} else {
$form->timecreated = time();
if ($newid = insert_record("course", $form)) { // Set up new course
$section->course = $newid; // Create a default section.
$section->section = 0;
$section->timemodified = time();
$section->id = insert_record("course_sections", $section);
add_to_log($newid, "course", "new", "view.php?id=$newid", "");
redirect("teacher.php?id=$newid", get_string("changessaved"));
} else {
error("Serious Error! Could not create the new course!");
}
}
die;
} else {
foreach ($err as $key => $value) {
$focus = "form.$key";
}
}
}
/// Otherwise fill and print the form.
if (!$form) {
if ($course) {
$form = $course;
} else {
$form->startdate = time() + 3600 * 24;
$form->fullname = get_string("defaultcoursefullname");
$form->shortname = get_string("defaultcourseshortname");
$form->teacher = get_string("defaultcourseteacher");
$form->student = get_string("defaultcoursestudent");
$form->summary = get_string("defaultcoursesummary");
$form->format = "weeks";
$form->numsections = 10;
$form->newsitems = 5;
$form->category = 1;
}
}
$form->categories = get_records_sql_menu("SELECT id,name FROM course_categories");
$streditcoursesettings = get_string("editcoursesettings");
$straddnewcourse = get_string("addnewcourse");
$stradministration = get_string("administration");
if (isset($course)) {
print_header($streditcoursesettings, "$course->fullname",
"<A HREF=\"$CFG->wwwroot/course/view.php?id=$course->id\">$course->shortname</A>
-> $streditcoursesettings", $focus);
} else {
print_header("$site->shortname : $straddnewcourse", "$site->fullname",
"<A HREF=\"$CFG->wwwroot/admin/\">$stradministration</A>
-> $straddnewcourse", $focus);
}
print_simple_box_start("center", "", "$THEME->cellheading");
print_heading($streditcoursesettings);
include("edit.html");
print_simple_box_end();
print_footer($course);
exit;
/// Functions /////////////////////////////////////////////////////////////////
function validate_form($course, &$form, &$err) {
if (empty($form->fullname))
$err["fullname"] = get_string("missingfullname");
if (empty($form->shortname))
$err["shortname"] = get_string("missingshortname");
if (empty($form->summary))
$err["summary"] = get_string("missingsummary");
if (empty($form->teacher))
$err["teacher"] = get_string("missingteacher");
if (empty($form->student))
$err["student"] = get_string("missingstudent");
if (! $form->category)
$err["category"] = get_string("missingcategory");
return;
}
?>
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