/**
* Function for uploading of images via the upload form
*
* @class nggAdmin
* @return void
*/
function upload_images()
{
global $nggdb;
// WPMU action
if (nggWPMU::check_quota()) {
return;
}
// Images must be an array
$imageslist = array();
// get selected gallery
$galleryID = (int) $_POST['galleryselect'];
if ($galleryID == 0) {
nggGallery::show_error(__('No gallery selected !', 'nggallery'));
return;
}
// get the path to the gallery
$gallery = $nggdb->find_gallery($galleryID);
if (empty($gallery->path)) {
nggGallery::show_error(__('Failure in database, no gallery path set !', 'nggallery'));
return;
}
// read list of images
$dirlist = nggAdmin::scandir($gallery->abspath);
$imagefiles = $_FILES['imagefiles'];
if (is_array($imagefiles)) {
foreach ($imagefiles['name'] as $key => $value) {
// look only for uploded files
if ($imagefiles['error'][$key] == 0) {
$temp_file = $imagefiles['tmp_name'][$key];
//clean filename and extract extension
$filepart = nggGallery::fileinfo($imagefiles['name'][$key]);
$filename = $filepart['basename'];
// check for allowed extension and if it's an image file
$ext = array('jpg', 'png', 'gif');
if (!in_array($filepart['extension'], $ext) || !@getimagesize($temp_file)) {
nggGallery::show_error('<strong>' . $imagefiles['name'][$key] . ' </strong>' . __('is no valid image file!', 'nggallery'));
continue;
}
// check if this filename already exist in the folder
$i = 0;
while (in_array($filename, $dirlist)) {
$filename = $filepart['filename'] . '_' . $i++ . '.' . $filepart['extension'];
}
$dest_file = $gallery->abspath . '/' . $filename;
//check for folder permission
if (!is_writeable($gallery->abspath)) {
$message = sprintf(__('Unable to write to directory %s. Is this directory writable by the server?', 'nggallery'), $gallery->abspath);
nggGallery::show_error($message);
return;
}
// save temp file to gallery
if (!@move_uploaded_file($temp_file, $dest_file)) {
nggGallery::show_error(__('Error, the file could not be moved to : ', 'nggallery') . $dest_file);
nggAdmin::check_safemode($gallery->abspath);
continue;
}
if (!nggAdmin::chmod($dest_file)) {
nggGallery::show_error(__('Error, the file permissions could not be set', 'nggallery'));
continue;
}
// add to imagelist & dirlist
$imageslist[] = $filename;
$dirlist[] = $filename;
}
}
}
if (count($imageslist) > 0) {
// add images to database
$image_ids = nggAdmin::add_Images($galleryID, $imageslist);
//create thumbnails
nggAdmin::do_ajax_operation('create_thumbnail', $image_ids, __('Create new thumbnails', 'nggallery'));
//add the preview image if needed
nggAdmin::set_gallery_preview($galleryID);
nggGallery::show_message(count($image_ids) . __(' Image(s) successfully added', 'nggallery'));
}
return;
}
/**
* Method "ngg.uploadImage"
* Uploads a image to a gallery
*
* @since 1.4
*
* @copyright addapted from WP Core
* @param array $args Method parameters.
* - int blog_id
* - string username
* - string password
* - struct data
* o string name
* o string type (optional)
* o base64 bits
* o bool overwrite (optional)
* o int gallery
* o int image_id (optional)
* @return array with image meta data
*/
function uploadImage($args)
{
global $wpdb;
require_once dirname(dirname(__FILE__)) . '/admin/functions.php';
// admin functions
require_once 'meta.php';
// meta data import
$blog_ID = (int) $args[0];
$username = $wpdb->escape($args[1]);
$password = $wpdb->escape($args[2]);
$data = $args[3];
$name = $data['name'];
$type = $data['type'];
$bits = $data['bits'];
// gallery & image id
$gid = (int) $data['gallery'];
// required field
$pid = (int) $data['image_id'];
// optional but more foolproof of overwrite
$image = false;
// container for the image object
logIO('O', '(NGG) Received ' . strlen($bits) . ' bytes');
if (!($user = $this->login($username, $password))) {
return $this->error;
}
// Check if you have the correct capability for upload
if (!current_user_can('NextGEN Upload images')) {
logIO('O', '(NGG) User does not have upload_files capability');
$this->error = new IXR_Error(401, __('You are not allowed to upload files to this site.'));
return $this->error;
}
// Look for the gallery , could we find it ?
if (!($gallery = nggdb::find_gallery($gid))) {
return new IXR_Error(404, __('Could not find gallery ' . $gid));
}
// Now check if you have the correct capability for this gallery
if (!nggAdmin::can_manage_this_gallery($gallery->author)) {
logIO('O', '(NGG) User does not have upload_files capability');
$this->error = new IXR_Error(401, __('You are not allowed to upload files to this gallery.'));
return $this->error;
}
//clean filename and extract extension
$filepart = nggGallery::fileinfo($name);
$name = $filepart['basename'];
// check for allowed extension and if it's an image file
$ext = array('jpg', 'png', 'gif');
if (!in_array($filepart['extension'], $ext)) {
logIO('O', '(NGG) Not allowed file type');
$this->error = new IXR_Error(401, __('This is no valid image file.', 'nggallery'));
return $this->error;
}
// in the case you would overwrite the image, let's delete the old one first
if (!empty($data["overwrite"]) && $data["overwrite"] == true) {
// search for the image based on the filename, if it's not already provided
if ($pid == 0) {
$pid = $wpdb->get_col(" SELECT pid FROM {$wpdb->nggpictures} WHERE filename = '{$name}' AND galleryid = '{$gid}' ");
}
if (!($image = nggdb::find_image($pid))) {
return new IXR_Error(404, __('Could not find image id ' . $pid));
}
// sync the gallery<->image parameter, otherwise we may copy it to the wrong gallery
$gallery = $image;
// delete now the image
if (!@unlink($image->imagePath)) {
$errorString = sprintf(__('Failed to delete image %1$s ', 'nggallery'), $image->imagePath);
logIO('O', '(NGG) ' . $errorString);
return new IXR_Error(500, $errorString);
}
}
// upload routine from wp core, load first the image to the upload folder, $upload['file'] contain the path
$upload = wp_upload_bits($name, $type, $bits);
if (!empty($upload['error'])) {
$errorString = sprintf(__('Could not write file %1$s (%2$s)'), $name, $upload['error']);
logIO('O', '(NGG) ' . $errorString);
return new IXR_Error(500, $errorString);
}
// this is the dir to the gallery
$path = WINABSPATH . $gallery->path;
// check if the filename already exist, if not add a counter index
$filename = wp_unique_filename($path, $name);
$destination = $path . '/' . $filename;
// Move files to gallery folder
if (!@rename($upload['file'], $destination)) {
$errorString = sprintf(__('Failed to move image %1$s to %2$s', 'nggallery'), '<strong>' . $upload['file'] . '</strong>', $destination);
logIO('O', '(NGG) ' . $errorString);
return new IXR_Error(500, $errorString);
}
//add to database if it's a new image
if (empty($data["overwrite"]) || $data["overwrite"] == false) {
$pid_array = nggAdmin::add_Images($gallery->gid, array($filename));
// the first element is our new image id
if (count($pid_array) == 1) {
$pid = $pid_array[0];
}
}
//get all information about the image, in the case it's a new one
if (!$image) {
$image = nggdb::find_image($pid);
}
// create again the thumbnail, should return a '1'
nggAdmin::create_thumbnail($image);
return apply_filters('ngg_upload_image', $image);
}
/**
* nggAdmin::import_gallery()
* TODO: Check permission of existing thumb folder & images
*
* @class nggAdmin
* @param string $galleryfolder contains relative path to the gallery itself
* @return void
*/
static function import_gallery($galleryfolder, $gallery_id = NULL)
{
global $wpdb, $user_ID;
// get the current user ID
wp_get_current_user();
$created_msg = '';
// remove trailing slash at the end, if somebody use it
$galleryfolder = untrailingslashit($galleryfolder);
$fs = C_Fs::get_instance();
if (is_null($gallery_id)) {
$gallerypath = $fs->join_paths($fs->get_document_root('content'), $galleryfolder);
} else {
$storage = C_Gallery_Storage::get_instance();
$gallerypath = $storage->get_gallery_abspath($gallery_id);
}
if (!is_dir($gallerypath)) {
nggGallery::show_error(sprintf(__("Directory <strong>%s</strong> doesn`t exist!", 'nggallery'), esc_html($gallerypath)));
return;
}
// read list of images
$new_imageslist = nggAdmin::scandir($gallerypath);
if (empty($new_imageslist)) {
nggGallery::show_message(sprintf(__("Directory <strong>%s</strong> contains no pictures", 'nggallery'), esc_html($gallerypath)));
return;
}
// take folder name as gallery name
$galleryname = basename($galleryfolder);
$galleryname = apply_filters('ngg_gallery_name', $galleryname);
// check for existing gallery folder
if (is_null($gallery_id)) {
$gallery_id = $wpdb->get_var("SELECT gid FROM {$wpdb->nggallery} WHERE path = '{$galleryfolder}' ");
}
if (!$gallery_id) {
// now add the gallery to the database
$gallery_id = nggdb::add_gallery($galleryname, $galleryfolder, '', 0, 0, $user_ID);
if (!$gallery_id) {
nggGallery::show_error(__('Database error. Could not add gallery!', 'nggallery'));
return;
} else {
do_action('ngg_created_new_gallery', $gallery_id);
}
$created_msg = sprintf(_n("Gallery <strong>%s</strong> successfully created!", 'Galleries <strong>%s</strong> successfully created!', 1, 'nggallery'), esc_html($galleryname));
}
// Look for existing image list
$old_imageslist = $wpdb->get_col("SELECT filename FROM {$wpdb->nggpictures} WHERE galleryid = '{$gallery_id}' ");
// if no images are there, create empty array
if ($old_imageslist == NULL) {
$old_imageslist = array();
}
// check difference
$new_images = array_diff($new_imageslist, $old_imageslist);
// all images must be valid files
foreach ($new_images as $key => $picture) {
// filter function to rename/change/modify image before
$picture = apply_filters('ngg_pre_add_new_image', $picture, $gallery_id);
$new_images[$key] = $picture;
if (!@getimagesize($gallerypath . '/' . $picture)) {
unset($new_images[$key]);
@unlink($gallerypath . '/' . $picture);
}
}
// add images to database
$image_ids = nggAdmin::add_Images($gallery_id, $new_images);
do_action('ngg_after_new_images_added', $gallery_id, $image_ids);
//add the preview image if needed
nggAdmin::set_gallery_preview($gallery_id);
// now create thumbnails
nggAdmin::do_ajax_operation('create_thumbnail', $image_ids, __('Create new thumbnails', 'nggallery'));
//TODO:Message will not shown, because AJAX routine require more time, message should be passed to AJAX
$message = $created_msg . sprintf(_n('%s picture successfully added', '%s pictures successfully added', count($image_ids), 'nggallery'), count($image_ids));
$message .= ' [<a href="' . admin_url() . 'admin.php?page=nggallery-manage-gallery&mode=edit&gid=' . $gallery_id . '" >';
$message .= __('Edit gallery', 'nggallery');
$message .= '</a>]';
nggGallery::show_message($message);
return;
}
function upload_images()
{
// upload of pictures
global $wpdb;
// WPMU action
if (nggAdmin::check_quota()) {
return;
}
// Images must be an array
$imageslist = array();
// get selected gallery
$galleryID = (int) $_POST['galleryselect'];
if ($galleryID == 0) {
nggGallery::show_error(__('No gallery selected !', 'nggallery'));
return;
}
// get the path to the gallery
$gallerypath = $wpdb->get_var("SELECT path FROM {$wpdb->nggallery} WHERE gid = '{$galleryID}' ");
if (!$gallerypath) {
nggGallery::show_error(__('Failure in database, no gallery path set !', 'nggallery'));
return;
}
// read list of images
$dirlist = nggAdmin::scandir(WINABSPATH . $gallerypath);
foreach ($_FILES as $key => $value) {
// look only for uploded files
if ($_FILES[$key]['error'] == 0) {
$temp_file = $_FILES[$key]['tmp_name'];
$filepart = pathinfo(strtolower($_FILES[$key]['name']));
// required until PHP 5.2.0
$filepart['filename'] = substr($filepart["basename"], 0, strlen($filepart["basename"]) - (strlen($filepart["extension"]) + 1));
$filename = sanitize_title($filepart['filename']) . '.' . $filepart['extension'];
// check for allowed extension
$ext = array('jpeg', 'jpg', 'png', 'gif');
if (!in_array($filepart['extension'], $ext)) {
nggGallery::show_error('<strong>' . $_FILES[$key]['name'] . ' </strong>' . __('is no valid image file!', 'nggallery'));
continue;
}
// check if this filename already exist in the folder
$i = 0;
while (in_array($filename, $dirlist)) {
$filename = sanitize_title($filepart['filename']) . '_' . $i++ . '.' . $filepart['extension'];
}
$dest_file = WINABSPATH . $gallerypath . '/' . $filename;
//check for folder permission
if (!is_writeable(WINABSPATH . $gallerypath)) {
$message = sprintf(__('Unable to write to directory %s. Is this directory writable by the server?', 'nggallery'), WINABSPATH . $gallerypath);
nggGallery::show_error($message);
return;
}
// save temp file to gallery
if (!@move_uploaded_file($_FILES[$key]['tmp_name'], $dest_file)) {
nggGallery::show_error(__('Error, the file could not moved to : ', 'nggallery') . $dest_file);
nggAdmin::check_safemode(WINABSPATH . $gallerypath);
continue;
}
if (!nggAdmin::chmod($dest_file)) {
nggGallery::show_error(__('Error, the file permissions could not set', 'nggallery'));
continue;
}
// add to imagelist & dirlist
$imageslist[] = $filename;
$dirlist[] = $filename;
}
}
if (count($imageslist) > 0) {
// add images to database
$image_ids = nggAdmin::add_Images($galleryID, $imageslist);
//create thumbnails
nggAdmin::do_ajax_operation('create_thumbnail', $image_ids, __('Create new thumbnails', 'nggallery'));
//add the preview image if needed
nggAdmin::set_gallery_preview($galleryID);
nggGallery::show_message(count($image_ids) . __(' Image(s) successfully added', 'nggallery'));
}
return;
}
