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<?php defined("SYSPATH") or die("No direct script access.");
/**
* Gallery - a web based photo album viewer and editor
* Copyright (C) 2000-2008 Bharat Mediratta
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or (at
* your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
*/
class site_status_Core {
const SUCCESS = 1;
const INFO = 2;
const WARNING = 3;
const ERROR = 4;
/**
* Report a successful event.
* @param string $msg a detailed message
* @param string $permanent_key make this message permanent and store it under this key
*/
public static function success($msg, $permanent_key) {
self::add($msg, self::SUCCESS, $permanent_key);
}
/**
* Report an informational event.
* @param string $msg a detailed message
* @param string $permanent_key make this message permanent and store it under this key
*/
public static function info($msg, $permanent_key) {
self::add($msg, self::INFO, $permanent_key);
}
/**
* Report that something went wrong, not fatal, but worth investigation.
* @param string $msg a detailed message
* @param string $permanent_key make this message permanent and store it under this key
*/
public static function warning($msg, $permanent_key) {
self::add($msg, self::WARNING, $permanent_key);
}
/**
* Report that something went wrong that should be fixed.
* @param string $msg a detailed message
* @param string $permanent_key make this message permanent and store it under this key
*/
public static function error($msg, $permanent_key) {
self::add($msg, self::ERROR, $permanent_key);
}
/**
* Save a message in the session for our next page load.
* @param string $msg a detailed message
* @param integer $severity one of the severity constants
* @param string $permanent_key make this message permanent and store it under this key
*/
private function add($msg, $severity, $permanent_key) {
$message = ORM::factory("message")
->where("key", $permanent_key)
->find();
if (!$message->loaded) {
$message->key = $permanent_key;
}
$message->severity = $severity;
$message->value = $msg;
$message->save();
}
/**
* Remove any permanent message by key.
* @param string $permanent_key
*/
public function clear($permanent_key) {
$message = ORM::factory("message")->where("key", $permanent_key)->find();
if ($message->loaded) {
$message->delete();
}
}
/**
* Get any pending messages. There are two types of messages, transient and permanent.
* Permanent messages are used to let the admin know that there are pending administrative
* issues that need to be resolved. Transient ones are only displayed once.
* @return html text
*/
public function get() {
$buf = array();
foreach (ORM::factory("message")->find_all() as $msg) {
$buf[] = "<li class=\"" . self::severity_class($msg->severity) . "\">$msg->value</li>";
}
if ($buf) {
return "<ul id=\"gSiteStatus\">" . implode("", $buf) . "</ul>";
}
}
/**
* Convert a message severity to a CSS class
* @param integer $severity
* @return string
*/
public function severity_class($severity) {
switch($severity) {
case self::SUCCESS:
return "gSuccess";
case self::INFO:
return "gInfo";
case self::WARNING:
return "gWarning";
case self::ERROR:
return "gError";
}
}
}
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