db = pc_base::load_model('block_model');
		$this->priv_db = pc_base::load_model('block_priv_model');
		$this->history_db = pc_base::load_model('block_history_model');
		$this->roleid = $_SESSION['roleid'];
		$this->siteid = $this->get_siteid();
		parent::__construct();
	}
	
	public function init() {
		$page = isset($_GET['page']) && intval($_GET['page']) ? intval($_GET['page']) : 1;
		if ($_SESSION['roleid'] != 1) {
			$offset = ($page-1) * 20;
			$r = $this->priv_db->select(array('roleid'=>$this->roleid, 'siteid'=>$this->siteid),'blockid', $offset.',20');
			$blockid_list = array();
			foreach ($r as $key=>$v) {
				$blockid_list[$key] = $v['blockid'];
			}
			$sql =  implode('\',\'', $blockid_list);
			$list = $this->db->listinfo("id in ('$sql')", '', $page, 20);
		} else {
			$list = $this->db->listinfo(array('siteid'=>$this->siteid), '', $page, 20);
		}
		$pages = $this->db->pages;
		include $this->admin_tpl('block_list');
	}
	
	public function add() {
		$pos = isset($_GET['pos']) && trim($_GET['pos']) ? trim($_GET['pos']) : showmessage(L('illegal_operation'));
		if (isset($_POST['dosubmit'])) {
			$name = isset($_POST['name']) && trim($_POST['name']) ? trim($_POST['name']) : showmessage(L('illegal_operation'), HTTP_REFERER);
			$type = isset($_POST['type']) && intval($_POST['type']) ? intval($_POST['type']) : 1;
			//判断名称是否已经存在
			if ($this->db->get_one(array('name'=>$name))) {
				showmessage(L('name').L('exists'), HTTP_REFERER);
			}
			if ($id = $this->db->insert(array('name'=>$name, 'pos'=>$pos, 'type'=>$type, 'siteid'=>$this->siteid), true)) {
				//设置权限
				$priv = isset($_POST['priv']) ? $_POST['priv'] : '';
				if (!empty($priv)) {
					if (is_array($priv)) foreach ($priv as $v) {
						if (empty($v)) continue;
						$this->priv_db->insert(array('roleid'=>$v, 'blockid'=>$id, 'siteid'=>$this->siteid));
					}
				}
				showmessage(L('operation_success'), '?m=block&c=block_admin&a=block_update&id='.$id);
			} else {
				showmessage(L('operation_failure'), HTTP_REFERER);
			}
		} else {
			$show_header = $show_validator = true;
			pc_base::load_sys_class('form');
			$administrator = getcache('role', 'commons');
			unset($administrator[1]);
			include $this->admin_tpl('block_add_edit');
		}
	}
	
	public function edit() {
		$id = isset($_GET['id']) && intval($_GET['id']) ? intval($_GET['id']) :  showmessage(L('illegal_operation'));
		if (!$data = $this->db->get_one(array('id'=>$id))) {
			showmessage(L('nofound'));
		}
		if (isset($_POST['dosubmit'])) {
			$name = isset($_POST['name']) && trim($_POST['name']) ? trim($_POST['name']) : showmessage(L('illegal_operation'), HTTP_REFERER);
			if ($data['name'] != $name) {
				if ($this->db->get_one(array('name'=>$name))) {
					showmessage(L('name').L('exists'), HTTP_REFERER);
				}
			}
			if ($this->db->update(array('name'=>$name, 'siteid'=>$this->siteid), array('id'=>$id))) {
				//设置权限
				$priv = isset($_POST['priv']) ? $_POST['priv'] : '';
				$this->priv_db->delete(array('blockid'=>$id, 'siteid'=>$this->siteid));
				if (!empty($priv)) {
					if (is_array($priv)) foreach ($priv as $v) {
						if (empty($v)) continue;
						$this->priv_db->insert(array('roleid'=>$v, 'blockid'=>$id, 'siteid'=>$this->siteid));
					}
				}
				showmessage(L('operation_success'), '', '' ,'edit');
			} else {
				showmessage(L('operation_failure'), HTTP_REFERER);
			}
		}
		$show_header = $show_validator = true;
		pc_base::load_sys_class('form');
		$administrator = getcache('role', 'commons');
		unset($administrator[1]);
		$r = $this->priv_db->select(array('blockid'=>$id, 'siteid'=>$this->siteid),'roleid');
		$priv_list = array();
		foreach ($r as $v) {
			if($v['roleid']) $priv_list[] = $v['roleid'];
		}
		include $this->admin_tpl('block_add_edit');
	}
	
	public function del() {
		$id = isset($_GET['id']) && intval($_GET['id']) ? intval($_GET['id']) :  showmessage(L('illegal_operation'));
		if (!$data = $this->db->get_one(array('id'=>$id))) {
			showmessage(L('nofound'));
		}
		if ($this->db->delete(array('id'=>$id)) && $this->history_db->delete(array('blockid'=>$id)) && $this->priv_db->delete(array('blockid'=>$id))) {
			if (pc_base::load_config('system','attachment_stat')) {
				$this->attachment_db = pc_base::load_model('attachment_model');
				$keyid = 'block-'.$id;
				$this->attachment_db->api_delete($keyid);
			}
			showmessage(L('operation_success'), HTTP_REFERER);
		} else {
			showmessage(L('operation_failure'), HTTP_REFERER);
		}
	}
	
	public function block_update() {
		$id = isset($_GET['id']) && intval($_GET['id']) ? intval($_GET['id']) :  showmessage(L('illegal_operation'), HTTP_REFERER);
		//进行权限判断
		if ($this->roleid != 1) {
			if (!$this->priv_db->get_one(array('blockid'=>$id, 'roleid'=>$this->roleid, 'siteid'=>$this->siteid))) {
				showmessage(L('not_have_permissions'));
			}
		}
		if (!$data = $this->db->get_one(array('id'=>$id))) {
			showmessage(L('nofound'));
		}
		if (isset($_POST['dosubmit'])) {
			$sql = array();
			if ($data['type'] == 2) {
				$title = isset($_POST['title']) ? $_POST['title'] : '';
				$url = isset($_POST['url']) ? $_POST['url'] : '';
				$thumb = isset($_POST['thumb']) ? $_POST['thumb'] : '';
				$desc = isset($_POST['desc']) ? $_POST['desc'] : '';
				$template = isset($_POST['template']) && trim($_POST['template']) ? trim($_POST['template']) : '';
				$datas = array();
				foreach ($title as $key=>$v) {
					if (empty($v) || !isset($url[$key]) ||empty($url[$key])) continue;
					$datas[$key] = array('title'=>$v, 'url'=>$url[$key], 'thumb'=>$thumb[$key], 'desc'=>str_replace(array(chr(13), chr(43)), array('
', ' '), $desc[$key]));
				}
				if ($template) {
					$block = pc_base::load_app_class('block_tag');
					$block->template_url($id, $template);
				}
				if (is_array($thumb) && !empty($thumb)) {
					if(pc_base::load_config('system','attachment_stat')) {
						$this->attachment_db = pc_base::load_model('attachment_model');
						$this->attachment_db->api_update($thumb, 'block-'.$id, 1);
					}
				}
				$sql = array('data'=>array2string($datas), 'template'=>$template);
			} elseif ($data['type'] == 1) {
				$datas = isset($_POST['data']) && trim($_POST['data']) ? trim($_POST['data']) : '';
				$sql = array('data'=>$datas);
			}
			if ($this->db->update($sql, array('id'=>$id))) {
				//添加历史记录
				$this->history_db->insert(array('blockid'=>$data['id'], 'data'=>array2string($data), 'creat_at'=>SYS_TIME, 'userid'=>param::get_cookie('userid'), 'username'=>param::get_cookie('admin_username')));
				showmessage(L('operation_success').'', '','','edit');
			} else {
				showmessage(L('operation_failure'), HTTP_REFERER);
			}
		} else {
			if (!empty($data['data'])) {
				if ($data['type'] == 2) $data['data'] = string2array($data['data']);
				$total = count($data['data']);
			}
			pc_base::load_sys_class('form');
			pc_base::load_sys_class('format', '', 0);
			$page = isset($_GET['page']) && intval($_GET['page']) ? intval($_GET['page']) :  1;
			$history_list = $this->history_db->listinfo(array('blockid'=>$id), '', $page, 10);
			$pages = $this->history_db->pages;
			$show_header = $show_validator = $show_dialog = true;
			include $this->admin_tpl('block_update');
		}
	}
	
	public function public_visualization() {
		echo '';
		$catid = isset($_GET['catid']) && intval($_GET['catid']) ? intval($_GET['catid']) : 0;
		$type = isset($_GET['type']) && trim($_GET['type']) ? trim($_GET['type']) : 'list';
		$siteid = $GLOBALS['siteid'] = $this->get_siteid();
		if (!empty($catid)) {
			$CATEGORY = getcache('category_content_'.$siteid, 'commons');
			if (!isset($CATEGORY[$catid])) {
				showmessage(L('notfound'));
			}
			$cat = $CATEGORY[$catid];
			$cat['setting'] = string2array($cat['setting']);
		}
		if($cat['type']==2) showmessage(L('link_visualization_not_exists'));
		$file = '';
		$style = $cat['setting']['template_list'];
		switch ($type) {
			case 'category':
				if($cat['type']==1) {
					$file = $cat['setting']['page_template'];
				} else {
					$file = $cat['setting']['category_template'];
				}
				break;
				
			case 'list':
				if($cat['type']==1) {
					$file = $cat['setting']['page_template'];
				} else {
					$file = $cat['setting']['list_template'];
				}
				break;
				
			case 'show':
				$file = $cat['setting']['show_template'];
				break;
			
			case 'index':
				$sites = pc_base::load_app_class('sites', 'admin');
				$sites_info = $sites->get_by_id($this->siteid);
				$file = 'index';
				$style = $sites_info['default_style'];
				break;
				
			case 'page':
				$file = $cat['setting']['page_template'];
				break;
		}
		
		pc_base::load_app_func('global','template');
		ob_start();
		include template('content', $file, $style);
		$html = ob_get_contents();
		ob_clean();
		echo visualization($html, $style, 'content', $file.'.html');
	}
	
	public function public_view() {
		$id = isset($_GET['id']) && intval($_GET['id']) ? intval($_GET['id']) :  exit('0');
		if (!$data = $this->db->get_one(array('id'=>$id))) {
			showmessage(L('nofound'));
		}
		if ($data['type'] == 1) {
			exit('');
		} elseif ($data['type'] == 2) {
			extract($data);
			unset($data);
			$title = isset($_POST['title']) ? $_POST['title'] : '';
			$url = isset($_POST['url']) ? $_POST['url'] : '';
			$thumb = isset($_POST['thumb']) ? $_POST['thumb'] : '';
			$desc = isset($_POST['desc']) ? $_POST['desc'] : '';
			$template = isset($_POST['template']) && trim($_POST['template']) ? trim($_POST['template']) : '';
			$data = array();
			foreach ($title as $key=>$v) {
				if (empty($v) || !isset($url[$key]) ||empty($url[$key])) continue;
				$data[$key] = array('title'=>$v, 'url'=>$url[$key], 'thumb'=>$thumb[$key], 'desc'=>str_replace(array(chr(13), chr(43)), array('
', ' '), $desc[$key]));
			}
			$tpl = pc_base::load_sys_class('template_cache');
			$str = $tpl->template_parse(new_stripslashes($template));
			$filepath = CACHE_PATH.'caches_template'.DIRECTORY_SEPARATOR.'block'.DIRECTORY_SEPARATOR.'tmp_'.$id.'.php';
			$dir = dirname($filepath);
			if(!is_dir($dir)) {
				@mkdir($dir, 0777, true);
		    }
		    if (@file_put_contents($filepath,$str)) {
		    	 ob_start();
		   		 include $filepath;
		   		 $html = ob_get_contents();
		   		 ob_clean();
		   		 @unlink($filepath);
		    }
		   
			exit('');
		}
	}
	
	public function public_name() {
		$name = isset($_GET['name']) && trim($_GET['name']) ? (pc_base::load_config('system', 'charset') == 'gbk' ? iconv('utf-8', 'gbk', trim($_GET['name'])) : trim($_GET['name'])) : exit('0');
		$id = isset($_GET['id']) && intval($_GET['id']) ? intval($_GET['id']) : '';
		$name = safe_replace($name);
 		$data = array();
		if ($id) {
			$data = $this->db->get_one(array('id'=>$id), 'name');
			if (!empty($data) && $data['name'] == $name) {
				exit('1');
			}
		}
		if ($this->db->get_one(array('name'=>$name), 'id')) {
			exit('0');
		} else {
			exit('1');
		}
	}
	
	public function history_restore() {
		$id = isset($_GET['id']) && intval($_GET['id']) ? intval($_GET['id']) :  showmessage(L('illegal_operation'), HTTP_REFERER);
		if (!$data = $this->history_db->get_one(array('id'=>$id))) {
			showmessage(L('nofound'), HTTP_REFERER);
		}
		$data['data'] = string2array($data['data']);
		$this->db->update(array('data'=>new_addslashes($data['data']['data']), 'template'=>new_addslashes($data['data']['template'])), array('id'=>$data['blockid']));
		if ($data['data']['type'] == 2) {
			$block = pc_base::load_app_class('block_tag');
			$block->template_url($data['blockid'], $data['data']['template']);
		}
		showmessage(L('operation_success'), HTTP_REFERER);
	}
	
	public function history_del() {
		$id = isset($_GET['id']) && intval($_GET['id']) ? intval($_GET['id']) :  showmessage(L('illegal_operation'), HTTP_REFERER);
		if (!$data = $this->history_db->get_one(array('id'=>$id))) {
			showmessage(L('nofound'), HTTP_REFERER);
		}
		$this->history_db->delete(array('id'=>$id));
		showmessage(L('operation_success'), HTTP_REFERER);
	}
	
	public function public_search_content() {
		$catid = isset($_GET['catid']) && intval($_GET['catid']) ? intval($_GET['catid']) :  '';
		$posids = isset($_GET['posids']) && intval($_GET['posids']) ? intval($_GET['posids']) :  0;
		$page = isset($_GET['page']) && intval($_GET['page']) ? intval($_GET['page']) :  1;
		$searchtype = isset($_GET['searchtype']) && intval($_GET['searchtype']) ? intval($_GET['searchtype']) :  0;
		$end_time = isset($_GET['end_time']) && trim($_GET['end_time']) ? strtotime(trim($_GET['end_time'])) :  '';
		$start_time = isset($_GET['start_time']) && trim($_GET['start_time']) ? strtotime(trim($_GET['start_time'])) :  '';
		$keyword = isset($_GET['keyword']) && trim($_GET['keyword']) ? trim($_GET['keyword']) :  '';
		if (isset($_GET['dosubmit']) && !empty($catid)) {
			if (!empty($start_time) && empty($end_time)) {
				$end_time = SYS_TIME;
			}
			if ($end_time < $start_time) {
				showmessage(L('end_of_time_to_time_to_less_than'));
			}
			if (!empty($end_time) && empty($start_time)) {
				showmessage(L('please_set_the_starting_time'));
			}
			$sql = "`catid` = '$catid' AND `posids` = '$posids'";
			if (!empty($start_time) && !empty($end_time)) $sql .= " AND `inputtime` BETWEEN '$start_time' AND '$end_time' ";
			if (!empty($searchtype) && !empty($keyword)) {
				switch ($searchtype) {
					case '1'://标题搜索
						$sql .= " AND `title` LIKE '%$keyword%' ";
						break;
					case '2'://简介搜索
						$sql .= " AND `description` LIKE '%$keyword%' ";
						break;
					case '3'://用户名
						$sql .= " AND `username` = '$keyword' ";
						break;
					case '4'://ID搜索
						$sql .= " AND `id` = '$keyword' ";
						break;
				}
			}
			$content_db = pc_base::load_model('content_model');
			$content_db->set_catid($catid);
			$data = $content_db->listinfo($sql, 'id desc', $page);
			$pages = $content_db->pages;
		}
		pc_base::load_sys_class('form');
		$show_header = $show_validator = $show_dialog = true;
		include $this->admin_tpl('search_content');
	}
}