110 lines
3.2 KiB
PHP
110 lines
3.2 KiB
PHP
<?php defined("SYSPATH") or die("No direct script access.");
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/**
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* Gallery - a web based photo album viewer and editor
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* Copyright (C) 2000-2013 Bharat Mediratta
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or (at
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* your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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class message_Core {
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const SUCCESS = 1;
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const INFO = 2;
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const WARNING = 3;
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const ERROR = 4;
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/**
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* Report a successful event.
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* @param string $msg a detailed message
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*/
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static function success($msg) {
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self::_add($msg, message::SUCCESS);
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}
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/**
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* Report an informational event.
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* @param string $msg a detailed message
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*/
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static function info($msg) {
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self::_add($msg, message::INFO);
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}
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/**
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* Report that something went wrong, not fatal, but worth investigation.
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* @param string $msg a detailed message
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*/
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static function warning($msg) {
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self::_add($msg, message::WARNING);
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}
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/**
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* Report that something went wrong that should be fixed.
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* @param string $msg a detailed message
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*/
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static function error($msg) {
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self::_add($msg, message::ERROR);
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}
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/**
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* Save a message in the session for our next page load.
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* @param string $msg a detailed message
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* @param integer $severity one of the severity constants
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*/
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private static function _add($msg, $severity) {
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$session = Session::instance();
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$status = $session->get("messages");
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$status[] = array($msg, $severity);
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$session->set("messages", $status);
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}
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/**
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* Get any pending messages. There are two types of messages, transient and permanent.
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* Permanent messages are used to let the admin know that there are pending administrative
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* issues that need to be resolved. Transient ones are only displayed once.
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* @return html text
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*/
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static function get() {
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$buf = array();
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$messages = Session::instance()->get_once("messages", array());
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foreach ($messages as $msg) {
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$msg[0] = str_replace("__CSRF__", access::csrf_token(), $msg[0]);
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$buf[] = "<li class=\"" . message::severity_class($msg[1]) . "\">$msg[0]</li>";
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}
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if ($buf) {
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return "<ul id=\"g-action-status\" class=\"g-message-block\">" . implode("", $buf) . "</ul>";
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}
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}
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/**
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* Convert a message severity to a CSS class
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* @param integer $severity
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* @return string
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*/
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static function severity_class($severity) {
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switch($severity) {
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case message::SUCCESS:
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return "g-success";
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case message::INFO:
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return "g-info";
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case message::WARNING:
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return "g-warning";
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case message::ERROR:
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return "g-error";
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}
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}
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}
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