<?php

/*

* $Author ：PHPYUN开发团队

*

* 官网: http://www.phpyun.com

*

* 版权所有 2009-2019 宿迁鑫潮信息技术有限公司，并保留所有权利。

*

* 软件声明：未经授权前提下，不得用于商业运营、二次开发以及任何形式的再次发布。

 */

/*

	[UCenter] (C)2001-2099 Comsenz Inc.

	This is NOT a freeware, use is subject to license terms



	$Id: base.php 1059 2011-03-01 07:25:09Z monkey $

*/



!defined('IN_UC') && exit('Access Denied');



if(!function_exists('getgpc')) {

	function getgpc($k, $var='G') {

		switch($var) {

			case 'G': $var = &$_GET; break;

			case 'P': $var = &$_POST; break;

			case 'C': $var = &$_COOKIE; break;

			case 'R': $var = &$_REQUEST; break;

		}

		return isset($var[$k]) ? $var[$k] : NULL;

	}

}



class base {



	var $time;

	var $onlineip;

	var $db;

	var $key;

	var $settings = array();

	var $cache = array();

	var $app = array();

	var $user = array();

	var $input = array();

	function __construct() {

		$this->base();

	}



	function base() {

		$this->init_var();

		$this->init_db();

		$this->init_cache();

		$this->init_note();

		$this->init_mail();

	}



	function init_var() {

		$this->time = time();

		$cip = getenv('HTTP_CLIENT_IP');

		$xip = getenv('HTTP_X_FORWARDED_FOR');

		$rip = getenv('REMOTE_ADDR');

		$srip = $_SERVER['REMOTE_ADDR'];

		if($cip && strcasecmp($cip, 'unknown')) {

			$this->onlineip = $cip;

		} elseif($xip && strcasecmp($xip, 'unknown')) {

			$this->onlineip = $xip;

		} elseif($rip && strcasecmp($rip, 'unknown')) {

			$this->onlineip = $rip;

		} elseif($srip && strcasecmp($srip, 'unknown')) {

			$this->onlineip = $srip;

		}

		preg_match("/[\d\.]{7,15}/", $this->onlineip, $match);

		$this->onlineip = $match[0] ? $match[0] : 'unknown';

		$this->app['appid'] = UC_APPID;

	}



	function init_input() {



	}



	function init_db() {

		require_once UC_ROOT.'lib/db.class.php';

		$this->db = new ucclient_db();

		$this->db->connect(UC_DBHOST, UC_DBUSER, UC_DBPW, '', UC_DBCHARSET, UC_DBCONNECT, UC_DBTABLEPRE);

	}



	function load($model, $base = NULL) {

		$base = $base ? $base : $this;

		if(empty($_ENV[$model])) {

			require_once UC_ROOT."./model/$model.php";

			eval('$_ENV[$model] = new '.$model.'model($base);');

		}

		return $_ENV[$model];

	}



	function date($time, $type = 3) {

		if(!$this->settings) {

			$this->settings = $this->cache('settings');

		}

		$format[] = $type & 2 ? (!empty($this->settings['dateformat']) ? $this->settings['dateformat'] : 'Y-n-j') : '';

		$format[] = $type & 1 ? (!empty($this->settings['timeformat']) ? $this->settings['timeformat'] : 'H:i') : '';

		return gmdate(@implode(' ', $format), $time + $this->settings['timeoffset']);

	}



	function page_get_start($page, $ppp, $totalnum) {

		$totalpage = ceil($totalnum / $ppp);

		$page =  max(1, min($totalpage,intval($page)));

		return ($page - 1) * $ppp;

	}



	function implode($arr) {

		return "'".implode("','", (array)$arr)."'";

	}



	function &cache($cachefile) {

		static $_CACHE = array();

		if(!isset($_CACHE[$cachefile])) {

			$cachepath = UC_DATADIR.'./cache/'.$cachefile.'.php';

			if(!file_exists($cachepath)) {

				$this->load('cache');

				$_ENV['cache']->updatedata($cachefile);

			} else {

				include_once $cachepath;

			}

		}

		return $_CACHE[$cachefile];

	}



	function get_setting($k = array(), $decode = FALSE) {

		$return = array();

		$sqladd = $k ? "WHERE k IN (".$this->implode($k).")" : '';

		$settings = $this->db->fetch_all("SELECT * FROM ".UC_DBTABLEPRE."settings $sqladd");

		if(is_array($settings)) {

			foreach($settings as $arr) {

				$return[$arr['k']] = $decode ? unserialize($arr['v']) : $arr['v'];

			}

		}

		return $return;

	}



	function init_cache() {

		$this->settings = $this->cache('settings');

		$this->cache['apps'] = $this->cache('apps');



		if(PHP_VERSION > '5.1') {

			$timeoffset = intval($this->settings['timeoffset'] / 3600);

			@date_default_timezone_set('Etc/GMT'.($timeoffset > 0 ? '-' : '+').(abs($timeoffset)));

		}

	}



	function cutstr($string, $length, $dot = ' ...') {

		if(strlen($string) <= $length) {

			return $string;

		}



		$string = str_replace(array('&amp;', '&quot;', '&lt;', '&gt;'), array('&', '"', '<', '>'), $string);



		$strcut = '';

		if(strtolower(UC_CHARSET) == 'utf-8') {



			$n = $tn = $noc = 0;

			while($n < strlen($string)) {



				$t = ord($string[$n]);

				if($t == 9 || $t == 10 || (32 <= $t && $t <= 126)) {

					$tn = 1; $n++; $noc++;

				} elseif(194 <= $t && $t <= 223) {

					$tn = 2; $n += 2; $noc += 2;

				} elseif(224 <= $t && $t < 239) {

					$tn = 3; $n += 3; $noc += 2;

				} elseif(240 <= $t && $t <= 247) {

					$tn = 4; $n += 4; $noc += 2;

				} elseif(248 <= $t && $t <= 251) {

					$tn = 5; $n += 5; $noc += 2;

				} elseif($t == 252 || $t == 253) {

					$tn = 6; $n += 6; $noc += 2;

				} else {

					$n++;

				}



				if($noc >= $length) {

					break;

				}



			}

			if($noc > $length) {

				$n -= $tn;

			}



			$strcut = substr($string, 0, $n);



		} else {

			for($i = 0; $i < $length; $i++) {

				$strcut .= ord($string[$i]) > 127 ? $string[$i].$string[++$i] : $string[$i];

			}

		}



		$strcut = str_replace(array('&', '"', '<', '>'), array('&amp;', '&quot;', '&lt;', '&gt;'), $strcut);



		return $strcut.$dot;

	}



	function init_note() {

		if($this->note_exists()) {

			$this->load('note');

			$_ENV['note']->send();

		}

	}



	function note_exists() {

		$noteexists = $this->db->fetch_first("SELECT value FROM ".UC_DBTABLEPRE."vars WHERE name='noteexists".UC_APPID."'");

		if(empty($noteexists)) {

			return FALSE;

		} else {

			return TRUE;

		}

	}



	function init_mail() {

		if($this->mail_exists() && !getgpc('inajax')) {

			$this->load('mail');

			$_ENV['mail']->send();

		}

	}



	function authcode($string, $operation = 'DECODE', $key = '', $expiry = 0) {

		return uc_authcode($string, $operation, $key, $expiry);

	}

/*

	function serialize() {



	}

*/

	function unserialize($s) {

		return uc_unserialize($s);

	}



	function input($k) {

		return isset($this->input[$k]) ? (is_array($this->input[$k]) ? $this->input[$k] : trim($this->input[$k])) : NULL;

	}



	function mail_exists() {

		$mailexists = $this->db->fetch_first("SELECT value FROM ".UC_DBTABLEPRE."vars WHERE name='mailexists'");

		if(empty($mailexists)) {

			return FALSE;

		} else {

			return TRUE;

		}

	}



	function dstripslashes($string) {

		if(is_array($string)) {

			foreach($string as $key => $val) {

				$string[$key] = $this->dstripslashes($val);

			}

		} else {

			$string = stripslashes($string);

		}

		return $string;

	}



}



?>