function lightboxgallery_add_images($stored_file, $context, $cm, $gallery, $resize = 0)
{
require_once dirname(__FILE__) . '/imageclass.php';
$fs = get_file_storage();
$images = array();
if ($stored_file->get_mimetype() == 'application/zip') {
// Unpack.
$packer = get_file_packer('application/zip');
$fs->delete_area_files($context->id, 'mod_lightboxgallery', 'unpacktemp', 0);
$stored_file->extract_to_storage($packer, $context->id, 'mod_lightboxgallery', 'unpacktemp', 0, '/');
$images = $fs->get_area_files($context->id, 'mod_lightboxgallery', 'unpacktemp', 0);
$stored_file->delete();
} else {
$images[] = $stored_file;
}
foreach ($images as $stored_file) {
if ($stored_file->is_valid_image()) {
$filename = $stored_file->get_filename();
$fileinfo = array('contextid' => $context->id, 'component' => 'mod_lightboxgallery', 'filearea' => 'gallery_images', 'itemid' => 0, 'filepath' => '/', 'filename' => $filename);
if (!$fs->get_file($context->id, 'mod_lightboxgallery', 'gallery_images', 0, '/', $filename)) {
$stored_file = $fs->create_file_from_storedfile($fileinfo, $stored_file);
$image = new lightboxgallery_image($stored_file, $gallery, $cm);
if ($resize > 0) {
$resizeoptions = lightboxgallery_resize_options();
list($width, $height) = explode('x', $resizeoptions[$resize]);
$image->resize_image($width, $height);
}
$image->set_caption($filename);
}
}
}
$fs->delete_area_files($context->id, 'mod_lightboxgallery', 'unpacktemp', 0);
}
public function process_form()
{
$button = required_param('button', PARAM_TEXT);
$fs = get_file_storage();
$stored_file = $fs->get_file($this->context->id, 'mod_lightboxgallery', 'gallery_images', '0', '/', $this->image);
$image = new lightboxgallery_image($stored_file, $this->gallery, $this->cm);
switch ($button) {
case $this->strresize:
$size = required_param('size', PARAM_INT);
list($width, $height) = explode('x', $this->resizeoptions[$size]);
break;
case $this->strscale:
$scale = required_param('scale', PARAM_INT);
$width = $image->width * ($scale / 100);
$height = $image->height * ($scale / 100);
break;
}
$this->image = $image->resize_image($width, $height);
}
