1<?php 2/** 3 * webtrees: online genealogy 4 * Copyright (C) 2015 webtrees development team 5 * This program is free software: you can redistribute it and/or modify 6 * it under the terms of the GNU General Public License as published by 7 * the Free Software Foundation, either version 3 of the License, or 8 * (at your option) any later version. 9 * This program is distributed in the hope that it will be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * GNU General Public License for more details. 13 * You should have received a copy of the GNU General Public License 14 * along with this program. If not, see <http://www.gnu.org/licenses/>. 15 */ 16namespace Fisharebest\Webtrees; 17 18/** 19 * Provide an interface to the wt_site_setting table. 20 */ 21class Site { 22 /** 23 * Everything from the wt_site_setting table. 24 * 25 * @var array 26 */ 27 private static $settings = null; 28 29 /** 30 * Get the site’s configuration settings 31 * 32 * @param string $setting_name 33 * 34 * @return string|null 35 */ 36 public static function getPreference($setting_name) { 37 // There are lots of settings, and we need to fetch lots of them on every page 38 // so it is quicker to fetch them all in one go. 39 if (self::$settings === null) { 40 self::$settings = Database::prepare( 41 "SELECT SQL_CACHE setting_name, setting_value FROM `##site_setting`" 42 )->fetchAssoc(); 43 } 44 45 // A setting that hasn't yet been set? 46 if (!array_key_exists($setting_name, self::$settings)) { 47 self::$settings[$setting_name] = null; 48 } 49 50 return self::$settings[$setting_name]; 51 } 52 53 /** 54 * Set the site’s configuration settings. 55 * 56 * @param string $setting_name 57 * @param string|int|bool $setting_value 58 */ 59 public static function setPreference($setting_name, $setting_value) { 60 // Only need to update the database if the setting has actually changed. 61 if (self::getPreference($setting_name) != $setting_value) { 62 if ($setting_value === null) { 63 Database::prepare( 64 "DELETE FROM `##site_setting` WHERE setting_name = :setting_name" 65 )->execute(array( 66 'setting_name' => $setting_name, 67 )); 68 } else { 69 Database::prepare( 70 "REPLACE INTO `##site_setting` (setting_name, setting_value)" . 71 " VALUES (:setting_name, LEFT(:setting_value, 255))" 72 )->execute(array( 73 'setting_name' => $setting_name, 74 'setting_value' => $setting_value, 75 )); 76 } 77 78 self::$settings[$setting_name] = $setting_value; 79 80 Log::addConfigurationLog('Site setting "' . $setting_name . '" set to "' . $setting_value . '"'); 81 } 82 } 83} 84