基于PHP的DIDAphp多用户图片管理系统源码.zip

<?php // $Id: install.php 98 2011-06-11 12:07:19Z yd2004 $ error_reporting(E_ALL ^ E_NOTICE); define('DIDA_ROOT', getcwd()); if (is_file('sites/config.php')) { require_once 'sites/config.php'; if ($config && $config[$_SERVER['HTTP_HOST']]) { $conf_dir = $config[$_SERVER['HTTP_HOST']]; } else if (!empty($config['default'])) { $conf_dir = $config['default']; } } if (empty($conf_dir)) { if (!is_dir('sites/' . $_SERVER['HTTP_HOST'])) { $conf_dir = 'sites'; } else { $conf_dir = 'sites/' . $_SERVER['HTTP_HOST']; } } $conf_file = $conf_dir .'/cache/conf.php'; $setting_file = $conf_dir .'/setting.php'; if (is_file($conf_file)) { require_once $conf_file; } if (is_file($setting_file)) { require_once $setting_file; if ($dir = trim(dirname($_SERVER['SCRIPT_NAME']), '\,/')) { $base_path = "/$dir"; $base_path .= '/'; } else { $base_path = '/'; } if (!empty($installed)) { if (!empty($conf['status'])) { header('Location: ' . $base_path, true, 301); } else { header('Content-Type: text/html; charset=utf-8'); echo $setting_file . ' 文件显示系统已经安装，或许这是一个旧的配置文件，请确认并清除该文件内容'; } exit; } } require_once './includes/bootstrap.inc'; require_once './includes/database.inc'; require_once './includes/form.inc'; require_once './includes/cache.inc'; conf_init(); /** * 自定义安装 */ $custom_install = DIDA_ROOT . '/install/install.php'; if (is_file($custom_install)) { require_once $custom_install; if (function_exists('install')) { call_user_func('install'); exit; } } $title = '检查安装环境'; if (!$error = dida_is_setup()) { // 检查安装环境 if (empty($_GET['setup'])) { dd_goto(f('install.php?setup=1')); } else { switch ($_GET['setup']) { case 1: $title = '选择数据库'; $database_type = dida_setup_data_select(); // 选择数据库 break; case 2: $title = '填写数据库信息'; $database_form = dida_setup_data_form(); // 填写数据库信息 break; case 3: $title = '测试数据库权限'; $body = dida_setup_data_test(); // 测试数据库 break; case 4: $title = '填写管理员信息'; $body = dida_setup(); // 安装程序 break; default: dd_goto(f('install.php?setup=1')); } } } function dida_is_setup() { $error = NULL; if (version_compare(PHP_VERSION, '5.2.0', '<')) { $error[] = 'PHP版本至少为 5.2'; } if (!function_exists('json_decode')) { $error[] = '请开启 json 扩展'; } if (!function_exists('mb_strlen')) { $error[] = '请开启 mb 扩展'; } if (!class_exists('PDO')) { $error[] = '请开启 PDO 扩展'; } if (!function_exists('gd_info')) { $error[] = '请开启 GD 扩展'; } if (!is_writable('./sites/logs')) { $error[] = ' 日志目录(sites/logs)必须有读取权限 '; } if (!empty($error)) return $error; global $conf, $conf_dir, $conf_file, $setting_file; if (is_file($conf_file)) { if (!is_writable($conf_file)) { $error[] = $conf_file . ' 必须有读写权限'; } } else { if (!is_dir($conf_dir.'/cache') && !mkdir($conf_dir.'/cache', 0750)) { $error[] = '无法创建目录 '.$conf_dir.'/cache，请手动创建，并将权限设置为可读写。'; } if (is_file('sites/cache/default.conf.php')) { file_put_contents($conf_file, file_get_contents('sites/cache/default.conf.php')); chmod($conf_file, 0777); } else { $error[] = '请不要删除 sites/cache/default.conf.php'; } } if (is_file($setting_file)) { if (!is_writable($setting_file)) { $error[] = $setting_file . ' 必须有读写权限'; } } else if (!$handle = fopen($setting_file, "wb")) { $error[] = '配置文件('.$setting_file.')不存在且无法自动创建，请复制 sites/default.setting.php 并重命名为 setting.php。'; } else { chmod($setting_file, 0777); fclose($handle); } return $error; } function dida_setup_data_select() { global $database, $setting_file; $type = db_info(); if (!empty($_GET['clear'])) { if (file_put_contents($setting_file, '')) { $database = NULL; } } if (!empty($_POST['driver']) && !empty($type[$_POST['driver']])) { $setting_string = '<?php'; $setting_string .= "\n"; $setting_string .= '$database[\'default\'] = array('; $setting_string .= "\n 'driver' => '$_POST[driver]',\n);"; if (file_put_contents($setting_file, $setting_string)) { dd_goto(f('install.php?setup=2')); } } if (!empty($database) && !empty($database['default']) && !empty($database['default']['driver']) && !empty($type[$database['default']['driver']])) { dd_goto(f('install.php?setup=2')); } return $type; } function dida_setup_data_form() { global $database, $error, $conf_dir, $setting_file; $type = db_info(); if (empty($database) || empty($database['default']) || empty($database['default']['driver']) || empty($type[$database['default']['driver']])) { dd_goto(f('install.php?setup=1')); } require_once './includes/database/install.'.$database['default']['driver'].'.inc'; $form = '<input type="hidden" name="driver" value="'.$database['default']['driver'].'" />'; if ($_POST) { if (!$error = db_install_test($_POST)) { require_once './includes/cache.inc'; if (cache_system_set_file('setting.php', 'database[\'default\']', $_POST, $conf_dir)) { dd_goto(f('install.php?setup=3')); } else { $error[] = '保存失败，请删除 ' . $setting_file; } } else { $database['default'] = $_POST; } } else { $database['default'] = NULL; } if ($fields = db_install_form($database['default'])) { foreach ($fields as $field) { $form .= '<div class="form_item">'.$field.'</div>'; } return $form; } } function dida_setup_data_test() { global $error, $database; if (db_connect('default')) { $table = array( 'description' => '测试', 'fields' => array( 'id' => array( 'type' => 'serial', 'unsigned' => TRUE, 'not null' => TRUE, ), 'tid' => array( 'type' => 'int', 'unsigned' => TRUE, 'not null' => false, 'default' => 0, 'description' => '测试' ), 'name' => array( 'type' => 'varchar', 'length' => 255, 'not null' => TRUE, 'default' => '', 'description' => '测试', ), ), 'indexes' => array( 'tid' => array('tid') ), 'primary key' => array('id'), ); if (db_is_table('dida_test')) { if (!db_drop_table('dida_test')) { $error[] = '没有数据库表删除权限'; } } // 测试表 if (db_create_table('dida_test', $table)) { if (db_exec('INSERT INTO {dida_test} (tid, name) VALUES (:tid, :name)', array(':tid' => 10, ':name' => 'test'))) { if (db_query('SELECT * FROM {dida_test}')) { if (db_exec('UPDATE {dida_test} SET name = :name WHERE tid = :tid', array(':tid' => 10, ':name' => 'newtest'))) { if (db_exec('DELETE FROM {dida_test} WHERE tid = 10')) { if (!db_drop_table('dida_test')) { $error[] = '没有数据库表删除权限'; } else if (db_is_table('system')) { $error[] = '系统配置表已经存在，该数据库中是否已经存在一个程序，建议使用全新数据库，或设置表前缀'; } } else { $error[] = '没有数据删除权限'; } } else {