function wr2x_from_url_to_system($url) { $img_pathinfo = wr2x_get_pathinfo_from_image_src($url); $filepath = trailingslashit(wr2x_get_wordpress_root()) . $img_pathinfo; if (file_exists($filepath)) { return $filepath; } $filepath = trailingslashit(wr2x_get_upload_root()) . $img_pathinfo; if (file_exists($filepath)) { return $filepath; } return null; }
function wr2x_check_get_ajax_uploaded_file() { if (!current_user_can('upload_files')) { echo json_encode(array('success' => false, 'message' => __("You do not have permission to upload files.", 'wp-retina-2x'))); die; } $data = $_POST['data']; // Create the file as a TMP if (is_writable(sys_get_temp_dir())) { $tmpfname = tempnam(sys_get_temp_dir(), "wpx_"); } else { if (is_writable(wr2x_get_upload_root())) { if (!file_exists(trailingslashit(wr2x_get_upload_root()) . "wr2x-tmp")) { mkdir(trailingslashit(wr2x_get_upload_root()) . "wr2x-tmp"); } $tmpfname = tempnam(trailingslashit(wr2x_get_upload_root()) . "wr2x-tmp", "wpx_"); } } if ($tmpfname == null || $tmpfname == FALSE) { $tmpdir = get_temp_dir(); error_log("Retina: The temporary directory could not be created."); echo json_encode(array('success' => false, 'message' => __("The temporary directory could not be created.", 'wp-retina-2x'))); die; } $handle = fopen($tmpfname, "w"); fwrite($handle, base64_decode($data)); fclose($handle); chmod($tmpfname, 0664); // Check if it is an image $file_info = getimagesize($tmpfname); if (empty($file_info)) { unlink($tmpfname); echo json_encode(array('success' => false, 'message' => __("The file is not an image or the upload went wrong.", 'wp-retina-2x'))); die; } $filedata = wp_check_filetype_and_ext($tmpfname, $_POST['filename']); if ($filedata["ext"] == "") { unlink($current_file); echo json_encode(array('success' => false, 'message' => __("You cannot use this file (wrong extension? wrong type?).", 'wp-retina-2x'))); die; } return $tmpfname; }