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<?PHP // $Id$
require("../config.php");
require("lib.php");
require_variable($id); // user id
require_variable($course); // course id
if (! $user = get_record("user", "id", $id)) {
error("User ID was incorrect");
}
if (! $course = get_record("course", "id", $course)) {
error("User ID was incorrect");
}
require_login($course->id);
if ($USER->id <> $user->id) {
error("You can only edit your own information");
}
/// If data submitted, then process and store.
if (match_referer() && isset($HTTP_POST_VARS)) {
$usernew = (object)$HTTP_POST_VARS;
if (!find_form_errors($user, $usernew, $err) ) {
$timenow = time();
if ($imagefile && $imagefile!="none") {
$imageinfo = GetImageSize($imagefile);
$image->width = $imageinfo[0];
$image->height = $imageinfo[1];
$image->type = $imageinfo[2];
switch ($image->type) {
case 2: $im = ImageCreateFromJPEG($imagefile); break;
case 3: $im = ImageCreateFromPNG($imagefile); break;
default: error("Image must be in JPG or PNG format");
}
if (function_exists("ImageCreateTrueColor")) {
$im1 = ImageCreateTrueColor(100,100);
$im2 = ImageCreateTrueColor(35,35);
} else {
$im1 = ImageCreate(100,100);
$im2 = ImageCreate(35,35);
}
$cx = $image->width / 2;
$cy = $image->height / 2;
if ($image->width < $image->height) {
$half = floor($image->width / 2.0);
} else {
$half = floor($image->height / 2.0);
}
if (!file_exists("$CFG->dataroot/users")) {
if (! mkdir("$CFG->dataroot/users", 0777)) {
$badpermissions = true;
}
}
if (!file_exists("$CFG->dataroot/users/$USER->id")) {
if (! mkdir("$CFG->dataroot/users/$USER->id", 0777)) {
$badpermissions = true;
}
}
if ($badpermissions) {
$usernew->picture = "0";
} else {
ImageCopyBicubic($im1, $im, 0, 0, $cx-$half, $cy-$half, 100, 100, $half*2, $half*2);
ImageCopyBicubic($im2, $im, 0, 0, $cx-$half, $cy-$half, 35, 35, $half*2, $half*2);
// Draw borders over the top.
$black1 = ImageColorAllocate ($im1, 0, 0, 0);
$black2 = ImageColorAllocate ($im2, 0, 0, 0);
ImageLine ($im1, 0, 0, 0, 99, $black1);
ImageLine ($im1, 0, 99, 99, 99, $black1);
ImageLine ($im1, 99, 99, 99, 0, $black1);
ImageLine ($im1, 99, 0, 0, 0, $black1);
ImageLine ($im2, 0, 0, 0, 34, $black2);
ImageLine ($im2, 0, 34, 34, 34, $black2);
ImageLine ($im2, 34, 34, 34, 0, $black2);
ImageLine ($im2, 34, 0, 0, 0, $black2);
ImageJpeg($im1, "$CFG->dataroot/users/$USER->id/f1.jpg", 90);
ImageJpeg($im2, "$CFG->dataroot/users/$USER->id/f2.jpg", 95);
$usernew->picture = "1";
}
} else {
$usernew->picture = $user->picture;
}
$usernew->timemodified = time();
if (update_record("user", $usernew)) {
add_to_log($course->id, "user", "update", "view.php?user=$user->id&course=$course->id", "");
// Copy data into $USER session variable
$usernew = (array)$usernew;
foreach ($usernew as $variable => $value) {
$USER->$variable = $value;
}
redirect("view.php?id=$user->id&course=$course->id", "Changes saved");
} else {
error("Could not update the user record ($user->id)");
}
}
}
/// Otherwise fill and print the form.
if ($course->category) {
print_header("Edit user profile", "Edit user profile",
"<A HREF=\"$CFG->wwwroot/course/view.php?id=$course->id\">$course->shortname</A>
-> <A HREF=\"index.php?id=$course->id\">Participants</A>
-> <A HREF=\"view.php?id=$USER->id&course=$course->id\">$USER->firstname $USER->lastname</A>
-> Edit profile", "");
} else {
print_header("Edit user profile", "Edit user profile",
"<A HREF=\"view.php?id=$USER->id&course=$course->id\">$USER->firstname $USER->lastname</A>
-> Edit profile", "");
}
print_simple_box_start("center", "", "$THEME->cellheading");
echo "<H2>User profile for $user->firstname $user->lastname</H2>";
include("edit.html");
print_simple_box_end();
print_footer($course);
/// FUNCTIONS ////////////////////
function find_form_errors(&$user, &$usernew, &$err) {
if (empty($usernew->email))
$err["email"] = "Missing email address";
else if (! validate_email($usernew->email))
$err["email"] = "Invalid email address, check carefully";
else if ($otheruser = get_record("user", "email", $usernew->email)) {
if ($otheruser->id <> $user->id) {
$err["email"] = "Email address already in use by someone else.";
}
}
$user->email = $usernew->email;
return count($err);
}
?>
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