<?php

defined('IN_PHPCMS') or exit('No permission resources.');

//模型缓存路径

define('CACHE_MODEL_PATH',CACHE_PATH.'caches_model'.DIRECTORY_SEPARATOR.'caches_data'.DIRECTORY_SEPARATOR);

pc_base::load_app_func('util','content');

class index {

	private $db;

	function __construct() {

		$this->db = pc_base::load_model('content_model');

		$this->_userid = param::get_cookie('_userid');

		$this->_username = param::get_cookie('_username');

		$this->_groupid = param::get_cookie('_groupid');

	}

	//首页

	public function init() {

		if(isset($_GET['siteid'])) {

			$siteid = intval($_GET['siteid']);

		} else {

			$siteid = 1;

		}

		$siteid = $GLOBALS['siteid'] = max($siteid,1);

		define('SITEID', $siteid);

		$_userid = $this->_userid;

		$_username = $this->_username;

		$_groupid = $this->_groupid;

		//SEO

		$SEO = seo($siteid);

		$sitelist  = getcache('sitelist','commons');

		$default_style = $sitelist[$siteid]['default_style'];

		$CATEGORYS = getcache('category_content_'.$siteid,'commons');

		include template('content','index',$default_style);

	}

	//内容页

	public function show() {

		$catid = intval($_GET['catid']);

		$id = intval($_GET['id']);



		if(!$catid || !$id) showmessage(L('information_does_not_exist'),'blank');

		$_userid = $this->_userid;

		$_username = $this->_username;

		$_groupid = $this->_groupid;



		$page = intval($_GET['page']);

		$page = max($page,1);

		$siteids = getcache('category_content','commons');

		$siteid = $siteids[$catid];

		$CATEGORYS = getcache('category_content_'.$siteid,'commons');

		

		if(!isset($CATEGORYS[$catid]) || $CATEGORYS[$catid]['type']!=0) showmessage(L('information_does_not_exist'),'blank');

		$this->category = $CAT = $CATEGORYS[$catid];

		$this->category_setting = $CAT['setting'] = string2array($this->category['setting']);

		$siteid = $GLOBALS['siteid'] = $CAT['siteid'];

		

		$MODEL = getcache('model','commons');

		$modelid = $CAT['modelid'];

		

		$tablename = $this->db->table_name = $this->db->db_tablepre.$MODEL[$modelid]['tablename'];

		$r = $this->db->get_one(array('id'=>$id));

		if(!$r || $r['status'] != 99) showmessage(L('info_does_not_exists'),'blank');

		

		$this->db->table_name = $tablename.'_data';

		$r2 = $this->db->get_one(array('id'=>$id));

		$rs = $r2 ? array_merge($r,$r2) : $r;



		//再次重新赋值，以数据库为准

		$catid = $CATEGORYS[$r['catid']]['catid'];

		$modelid = $CATEGORYS[$catid]['modelid'];

		

		require_once CACHE_MODEL_PATH.'content_output.class.php';

		$content_output = new content_output($modelid,$catid,$CATEGORYS);

		$data = $content_output->get($rs);

		extract($data);

		

		//检查文章会员组权限

		if($groupids_view && is_array($groupids_view)) {

			$_groupid = param::get_cookie('_groupid');

			$_groupid = intval($_groupid);

			if(!$_groupid) {

				$forward = urlencode(get_url());

				showmessage(L('login_website'),APP_PATH.'index.php?m=member&c=index&a=login&forward='.$forward);

			}

			if(!in_array($_groupid,$groupids_view)) showmessage(L('no_priv'));

		} else {

			//根据栏目访问权限判断权限

			$_priv_data = $this->_category_priv($catid);

			if($_priv_data=='-1') {

				$forward = urlencode(get_url());

				showmessage(L('login_website'),APP_PATH.'index.php?m=member&c=index&a=login&forward='.$forward);

			} elseif($_priv_data=='-2') {

				showmessage(L('no_priv'));

			}

		}

		if(module_exists('comment')) {

			$allow_comment = isset($allow_comment) ? $allow_comment : 1;

		} else {

			$allow_comment = 0;

		}

		//阅读收费 类型

		$paytype = $rs['paytype'];

		$readpoint = $rs['readpoint'];

		$allow_visitor = 1;

		if($readpoint || $this->category_setting['defaultchargepoint']) {

			if(!$readpoint) {

				$readpoint = $this->category_setting['defaultchargepoint'];

				$paytype = $this->category_setting['paytype'];

			}

			

			//检查是否支付过

			$allow_visitor = self::_check_payment($catid.'_'.$id,$paytype);

			if(!$allow_visitor) {

				$http_referer = urlencode(get_url());

				$allow_visitor = sys_auth($catid.'_'.$id.'|'.$readpoint.'|'.$paytype).'&http_referer='.$http_referer;

			} else {

				$allow_visitor = 1;

			}

		}

		//最顶级栏目ID

		$arrparentid = explode(',', $CAT['arrparentid']);

		$top_parentid = $arrparentid[1] ? $arrparentid[1] : $catid;

		

		$template = $template ? $template : $CAT['setting']['show_template'];

		if(!$template) $template = 'show';

		//SEO

		$seo_keywords = '';

		if(!empty($keywords)) $seo_keywords = implode(',',$keywords);

		$SEO = seo($siteid, $catid, $title, $description, $seo_keywords);

		

		define('STYLE',$CAT['setting']['template_list']);

		if(isset($rs['paginationtype'])) {

			$paginationtype = $rs['paginationtype'];

			$maxcharperpage = $rs['maxcharperpage'];

		}

		$pages = $titles = '';

		if($rs['paginationtype']==1) {

			//自动分页

			if($maxcharperpage < 10) $maxcharperpage = 500;

			$contentpage = pc_base::load_app_class('contentpage');

			$content = $contentpage->get_data($content,$maxcharperpage);

		}

		if($rs['paginationtype']!=0) {

			//手动分页

			$CONTENT_POS = strpos($content, '[page]');

			if($CONTENT_POS !== false) {

				$this->url = pc_base::load_app_class('url', 'content');

				$contents = array_filter(explode('[page]', $content));

				$pagenumber = count($contents);

				if (strpos($content, '[/page]')!==false && ($CONTENT_POS<7)) {

					$pagenumber--;

				}

				for($i=1; $i<=$pagenumber; $i++) {

					$pageurls[$i] = $this->url->show($id, $i, $catid, $rs['inputtime']);

				}

				$END_POS = strpos($content, '[/page]');

				if($END_POS !== false) {

					if($CONTENT_POS>7) {

						$content = '[page]'.$title.'[/page]'.$content;

					}

					if(preg_match_all("|\[page\](.*)\[/page\]|U", $content, $m, PREG_PATTERN_ORDER)) {

						foreach($m[1] as $k=>$v) {

							$p = $k+1;

							$titles[$p]['title'] = strip_tags($v);

							$titles[$p]['url'] = $pageurls[$p][0];

						}

					}

				}

				//当不存在 [/page]时，则使用下面分页

				$pages = content_pages($pagenumber,$page, $pageurls);

				//判断[page]出现的位置是否在第一位 

				if($CONTENT_POS<7) {

					$content = $contents[$page];

				} else {

					if ($page==1 && !empty($titles)) {

						$content = $title.'[/page]'.$contents[$page-1];

					} else {

						$content = $contents[$page-1];

					}

				}

				if($titles) {

					list($title, $content) = explode('[/page]', $content);

					$content = trim($content);

					if(strpos($content,'</p>')===0) {

						$content = '<p>'.$content;

					}

					if(stripos($content,'<p>')===0) {

						$content = $content.'</p>';

					}

				}

			}

		}

		$this->db->table_name = $tablename;

		//上一页

		$previous_page = $this->db->get_one("`catid` = '$catid' AND `id`<'$id' AND `status`=99",'*','id DESC');

		//下一页

		$next_page = $this->db->get_one("`catid`= '$catid' AND `id`>'$id' AND `status`=99",'*','id ASC');



		if(empty($previous_page)) {

			$previous_page = array('title'=>L('first_page'), 'thumb'=>IMG_PATH.'nopic_small.gif', 'url'=>'javascript:alert(\''.L('first_page').'\');');

		}



		if(empty($next_page)) {

			$next_page = array('title'=>L('last_page'), 'thumb'=>IMG_PATH.'nopic_small.gif', 'url'=>'javascript:alert(\''.L('last_page').'\');');

		}

		include template('content',$template);

	}

	//列表页

	public function lists() {

		$catid = $_GET['catid'] = intval($_GET['catid']);

		$_priv_data = $this->_category_priv($catid);

		if($_priv_data=='-1') {

			$forward = urlencode(get_url());

			showmessage(L('login_website'),APP_PATH.'index.php?m=member&c=index&a=login&forward='.$forward);

		} elseif($_priv_data=='-2') {

			showmessage(L('no_priv'));

		}

		$_userid = $this->_userid;

		$_username = $this->_username;

		$_groupid = $this->_groupid;



		if(!$catid) showmessage(L('category_not_exists'),'blank');

		$siteids = getcache('category_content','commons');

		$siteid = $siteids[$catid];

		$CATEGORYS = getcache('category_content_'.$siteid,'commons');

		if(!isset($CATEGORYS[$catid])) showmessage(L('category_not_exists'),'blank');

		$CAT = $CATEGORYS[$catid];

		$siteid = $GLOBALS['siteid'] = $CAT['siteid'];

		extract($CAT);

		$setting = string2array($setting);

		//SEO

		if(!$setting['meta_title']) $setting['meta_title'] = $catname;

		$SEO = seo($siteid, '',$setting['meta_title'],$setting['meta_description'],$setting['meta_keywords']);

		define('STYLE',$setting['template_list']);

		$page = intval($_GET['page']);



		$template = $setting['category_template'] ? $setting['category_template'] : 'category';

		$template_list = $setting['list_template'] ? $setting['list_template'] : 'list';

		

		if($type==0) {

			$template = $child ? $template : $template_list;

			$arrparentid = explode(',', $arrparentid);

			$top_parentid = $arrparentid[1] ? $arrparentid[1] : $catid;

			$array_child = array();

			$self_array = explode(',', $arrchildid);



			//获取一级栏目ids

			foreach ($self_array as $arr) {

				if($arr!=$catid && $CATEGORYS[$arr][parentid]==$catid) {

					$array_child[] = $arr;

				}

			}

			$arrchildid = implode(',', $array_child);

			//URL规则

			$urlrules = getcache('urlrules','commons');

			$urlrules = str_replace('|', '~',$urlrules[$category_ruleid]);

			$tmp_urls = explode('~',$urlrules);

			$tmp_urls = isset($tmp_urls[1]) ?  $tmp_urls[1] : $tmp_urls[0];

			preg_match_all('/{\$([a-z0-9_]+)}/i',$tmp_urls,$_urls);

			if(!empty($_urls[1])) {

				foreach($_urls[1] as $_v) {

					$GLOBALS['URL_ARRAY'][$_v] = $_GET[$_v];

				}

			}

			define('URLRULE', $urlrules);

			$GLOBALS['URL_ARRAY']['categorydir'] = $categorydir;

			$GLOBALS['URL_ARRAY']['catdir'] = $catdir;

			$GLOBALS['URL_ARRAY']['catid'] = $catid;

			include template('content',$template);

		} else {

		//单网页

			$this->page_db = pc_base::load_model('page_model');

			$r = $this->page_db->get_one(array('catid'=>$catid));

			if($r) extract($r);

			$template = $setting['page_template'] ? $setting['page_template'] : 'page';

			$arrchild_arr = $CATEGORYS[$parentid]['arrchildid'];



			if($arrchild_arr=='') $arrchild_arr = $CATEGORYS[$catid]['arrchildid'];

			$arrchild_arr = explode(',',$arrchild_arr);





			array_shift($arrchild_arr);

			$keywords = $keywords ? $keywords : $setting['meta_keywords'];

			$SEO = seo($siteid, 0, $title,$setting['meta_description'],$keywords);

			include template('content',$template);

		}

	}

	

	//JSON 输出

	public function json_list() {

		if($_GET['type']=='keyword' && $_GET['modelid'] && $_GET['keywords']) {

		//根据关键字搜索

			$modelid = intval($_GET['modelid']);

			$id = intval($_GET['id']);



			$MODEL = getcache('model','commons');

			if(isset($MODEL[$modelid])) {

				$keywords = safe_replace(new_html_special_chars($_GET['keywords']));

				$keywords = addslashes(iconv('utf-8','gbk',$keywords));

				$this->db->set_model($modelid);

				$result = $this->db->select("keywords LIKE '%$keywords%'",'id,title,url',10);

				if(!empty($result)) {

					$data = array();

					foreach($result as $rs) {

						if($rs['id']==$id) continue;

						if(CHARSET=='gbk') {

							foreach($rs as $key=>$r) {

								$rs[$key] = iconv('gbk','utf-8',$r);

							}

						}

						$data[] = $rs;

					}

					if(count($data)==0) exit('0');

					echo json_encode($data);

				} else {

					//没有数据

					exit('0');

				}

			}

		}



	}

	

	

	/**

	 * 检查支付状态

	 */

	protected function _check_payment($flag,$paytype) {

		$_userid = $this->_userid;

		$_username = $this->_username;

		if(!$_userid) return false;

		pc_base::load_app_class('spend','pay',0);

		$setting = $this->category_setting;

		$repeatchargedays = intval($setting['repeatchargedays']);

		if($repeatchargedays) {

			$fromtime = SYS_TIME - 86400 * $repeatchargedays;

			$r = spend::spend_time($_userid,$fromtime,$flag);

			if($r['id']) return true;

		}

		return false;

	}

	

	/**

	 * 检查阅读权限

	 *

	 */

	protected function _category_priv($catid) {

		$catid = intval($catid);

		if(!$catid) return '-2';

		$_groupid = $this->_groupid;

		$_groupid = intval($_groupid);

		if($_groupid==0) $_groupid = 8;

		$this->category_priv_db = pc_base::load_model('category_priv_model');

		$result = $this->category_priv_db->select(array('catid'=>$catid,'is_admin'=>0,'action'=>'visit'));

		if($result) {

			if(!$_groupid) return '-1';

			foreach($result as $r) {

				if($r['roleid'] == $_groupid) return '1';

			}

			return '-2';

		} else {

			return '1';

		}

	 }

}

?>