function process_form()
{
$caption = required_param('caption', PARAM_TEXT);
$remove = optional_param('remove', '', PARAM_TEXT);
if ($remove) {
delete_records('lightboxgallery_image_meta', 'metatype', 'caption', 'gallery', $this->gallery->id, 'image', $this->image);
} else {
lightboxgallery_set_image_caption($this->gallery->id, $this->image, $caption);
}
}
$messages[] = $newfile;
}
}
} else {
$messages[] = get_string('zipnonewfiles', 'lightboxgallery');
}
} else {
$messages[] = get_string('errorunzippingfiles', 'error');
}
} else {
if (lightboxgallery_allowed_filetype($filename)) {
$uploadedimage = new lightboxgallery_edit_image($folder . '/' . $filename);
$thumb = lightboxgallery_image_thumbnail($course->id, $gallery, $filename, true) . '<br />' . $filename;
$messages[] = get_string('imageuploaded', 'lightboxgallery', $filename);
if (isset($formdata->caption) && trim($formdata->caption) != '') {
lightboxgallery_set_image_caption($gallery->id, $filename, $formdata->caption);
$messages[] = get_string('edit_caption', 'lightboxgallery') . ': ' . s($formdata->caption, true);
}
$resizeoption = 0;
if (in_array($gallery->autoresize, array(AUTO_RESIZE_UPLOAD, AUTO_RESIZE_BOTH))) {
$resizeoption = $gallery->resize;
} else {
if (isset($formdata->resize)) {
$resizeoption = $formdata->resize;
}
}
if ($resizeoption > 0) {
$resizeoptions = lightboxgallery_resize_options();
list($width, $height) = explode('x', $resizeoptions[$resizeoption]);
if ($uploadedimage->resize($width, $height)) {
$messages[] = get_string('imageresized', 'lightboxgallery', $resizeoptions[$resizeoption]);
