/**
* Image edit functions via AJAX
*
* @author Alex Rabe
* @copyright 2008 - 2010
*
* @return void
*/
function ngg_ajax_operation()
{
global $wpdb;
// if nonce is not correct it returns -1
check_ajax_referer("ngg-ajax");
// check for correct capability
if (!is_user_logged_in()) {
die('-1');
}
// check for correct NextGEN capability
if (!current_user_can('NextGEN Upload images') && !current_user_can('NextGEN Manage gallery')) {
die('-1');
}
// include the ngg function
include_once dirname(__FILE__) . '/functions.php';
// Get the image id
if (isset($_POST['image'])) {
$id = (int) $_POST['image'];
// let's get the image data
$picture = nggdb::find_image($id);
// what do you want to do ?
switch ($_POST['operation']) {
case 'create_thumbnail':
$result = nggAdmin::create_thumbnail($picture);
break;
case 'resize_image':
$result = nggAdmin::resize_image($picture);
break;
case 'rotate_cw':
$result = nggAdmin::rotate_image($picture, 'CW');
nggAdmin::create_thumbnail($picture);
break;
case 'rotate_ccw':
$result = nggAdmin::rotate_image($picture, 'CCW');
nggAdmin::create_thumbnail($picture);
break;
case 'set_watermark':
$result = nggAdmin::set_watermark($picture);
break;
case 'recover_image':
$result = nggAdmin::recover_image($picture);
break;
case 'import_metadata':
$result = nggAdmin::import_MetaData($id);
break;
case 'get_image_ids':
$result = nggAdmin::get_image_ids($id);
break;
default:
do_action('ngg_ajax_' . $_POST['operation']);
die('-1');
break;
}
// A success should return a '1'
die($result);
}
// The script should never stop here
die('0');
}
/**
* Add images to database
*
* @class nggAdmin
* @param int $galleryID
* @param array $imageslist
* @return array $image_ids Id's which are sucessful added
*/
function add_Images($galleryID, $imageslist)
{
global $wpdb, $ngg;
$image_ids = array();
if (is_array($imageslist)) {
foreach ($imageslist as $picture) {
// strip off the extension of the filename
$path_parts = pathinfo($picture);
$alttext = !isset($path_parts['filename']) ? substr($path_parts['basename'], 0, strpos($path_parts['basename'], '.')) : $path_parts['filename'];
// save it to the database
$pic_id = nggdb::add_image($galleryID, $picture, '', $alttext);
if (!empty($pic_id)) {
$image_ids[] = $pic_id;
}
// add the metadata
nggAdmin::import_MetaData($pic_id);
// auto rotate
nggAdmin::rotate_image($pic_id);
// Autoresize image if required
if ($ngg->options['imgAutoResize']) {
$imagetmp = nggdb::find_image($pic_id);
$sizetmp = @getimagesize($imagetmp->imagePath);
$widthtmp = $ngg->options['imgWidth'];
$heighttmp = $ngg->options['imgHeight'];
if ($sizetmp[0] > $widthtmp && $widthtmp || $sizetmp[1] > $heighttmp && $heighttmp) {
nggAdmin::resize_image($pic_id);
}
}
// action hook for post process after the image is added to the database
$image = array('id' => $pic_id, 'filename' => $picture, 'galleryID' => $galleryID);
do_action('ngg_added_new_image', $image);
}
}
// is_array
// delete dirsize after adding new images
delete_transient('dirsize_cache');
do_action('ngg_after_new_images_added', $galleryID, $image_ids);
return $image_ids;
}
