<?php
defined('DT_ADMIN') or exit('Access Denied');
$menus = array (
    array('添加产品', '?file='.$file.'&moduleid='.$moduleid.'&action=add'),
    array('产品管理', '?file='.$file.'&moduleid='.$moduleid),	
    array('报价管理', 'javascript:Dwidget(\'?file=price&moduleid='.$moduleid.'\', \'报价管理\');'),
);
$MOD['level'] = '';
$do = new product;
switch($action) {
	case 'add':
		if($submit) {
			if($do->pass($post)) {
				$do->add($post);
				dmsg('添加成功', '?moduleid='.$moduleid.'&file='.$file.'&action='.$action.'&catid='.$post['catid']);
			} else {
				msg($do->errmsg);
			}
		} else {
			foreach($do->fields as $v) {
				isset($$v) or $$v = '';
			}
			$content = '';
			$username = $_username;
			$status = 3;
			$addtime = timetodate($DT_TIME);
			$menuid = 0;
			include tpl('product_edit', $module);
		}
	break;
	case 'edit':
		$itemid or msg();
		$do->itemid = $itemid;
		if($submit) {
			if($do->pass($post)) {
				$do->edit($post);
				dmsg('修改成功', $forward);
			} else {
				msg($do->errmsg);
			}
		} else {
			extract($do->get_one());
			$addtime = timetodate($addtime);
			$menuid = 1;
			include tpl('product_edit', $module);
		}
	break;
	case 'delete':
		$itemid or msg('请选择产品');
		$do->delete($itemid);
		dmsg('删除成功', $forward);
	break;
	case 'level':
		$itemid or msg('请选择产品');
		$level = intval($level);
		$do->level($itemid, $level);
		dmsg('级别设置成功', $forward);
	break;
	default:
		$sfields = array('标题', '简介', '计量单位', '主要市场', '编辑', '参数名1', '参数名2', '参数名3', '参数值1', '参数值2', '参数值3');
		$dfields = array('title', 'content', 'unit', 'market', 'editor', 'n1', 'n2', 'n3', 'v1', 'v2', 'v3');
		$sorder  = array('结果排序方式', '添加时间降序', '添加时间升序', '更新时间降序', '更新时间升序', '报价数量降序', '报价数量升序', '浏览次数降序', '浏览次数升序');
		$dorder  = array('addtime DESC', 'addtime DESC', 'addtime ASC', 'edittime DESC', 'edittime ASC', 'item DESC', 'item ASC', 'hits DESC', 'hits ASC');
			
		isset($fields) && isset($dfields[$fields]) or $fields = 0;
		isset($order) && isset($dorder[$order]) or $order = 0;
		$level = isset($level) ? intval($level) : 0;
		$itemid or $itemid = '';

		$fields_select = dselect($sfields, 'fields', '', $fields);
		$level_select = level_select('level', '级别', $level);
		$order_select  = dselect($sorder, 'order', '', $order);
		$condition = '1';
		if($keyword) $condition .= " AND $dfields[$fields] LIKE '%$keyword%'";
		if($catid) $condition .= ($CAT['child']) ? " AND catid IN (".$CAT['arrchildid'].")" : " AND catid=$catid";
		if($level) $condition .= " AND level=$level";
		if($itemid) $condition .= " AND itemid=$itemid";
		$timetype = strpos($dorder[$order], 'edit') === false ? 'add' : '';

		$lists = $do->get_list($condition, $dorder[$order]);
		include tpl('product', $module);
	break;
}

class product {
	var $itemid;
	var $table;
	var $fields;

	function __construct() {
		global $table_product;
		$this->table = $table_product;
		$this->fields = array('title','catid','level','style','unit','minprice','maxprice','n1','n2','n3','v1','v2','v3','market','addtime','editor','edittime','seo_title','seo_keywords','seo_description','content');
	}

	function product() {
		$this->__construct();
	}

	function pass($post) {
		if(!is_array($post)) return false;
		if(!$post['catid']) return $this->_('请选择所属分类');
		if(!$post['title']) return $this->_('请填写产品标题');
		if(!$post['unit']) return $this->_('请填写计量单位');
		return true;
	}

	function set($post) {
		global $MOD, $_username;
		$post['addtime'] = (isset($post['addtime']) && is_time($post['addtime'])) ? strtotime($post['addtime']) : DT_TIME;
		$post['editor'] = $_username;
		$post['edittime'] = DT_TIME;
		$post['minprice'] = dround($post['minprice']);
		$post['maxprice'] = dround($post['maxprice']);
		$post['content'] = addslashes(save_remote(save_local(stripslashes($post['content']))));
		if($this->itemid) {
			$new = $post['content'];
			$r = $this->get_one();
			$old = $r['content'];
			delete_diff($new, $old);
		}
		return array_map("trim", $post);
	}

	function get_one($condition = '') {
        return DB::get_one("SELECT * FROM {$this->table} WHERE itemid='$this->itemid' $condition");
	}

	function get_list($condition = '1', $order = 'addtime DESC') {
		global $pages, $page, $pagesize, $offset, $pagesize, $MOD, $sum;
		if($page > 1 && $sum) {
			$items = $sum;
		} else {
			$r = DB::get_one("SELECT COUNT(*) AS num FROM {$this->table} WHERE $condition");
			$items = $r['num'];
		}
		$pages = pages($items, $page, $pagesize);
		$lists = $catids = $CATS = array();
		$result = DB::query("SELECT * FROM {$this->table} WHERE $condition ORDER BY $order LIMIT $offset,$pagesize");
		while($r = DB::fetch_array($result)) {
			$r['adddate'] = timetodate($r['addtime'], 5);
			$r['editdate'] = timetodate($r['edittime'], 5);
			$r['alt'] = $r['title'];
			$r['title'] = set_style($r['title'], $r['style']);
			$r['linkurl'] = $MOD['linkurl'].rewrite('price.php?itemid='.$r['itemid']);
			$catids[$r['catid']] = $r['catid'];
			$lists[] = $r;
		}
		if($catids) {
			$result = DB::query("SELECT catid,catname,linkurl FROM ".DT_PRE."category WHERE catid IN (".implode(',', $catids).")");
			while($r = DB::fetch_array($result)) {
				$CATS[$r['catid']] = $r;
			}
			if($CATS) {
				foreach($lists as $k=>$v) {
					$lists[$k]['catname'] = $v['catid'] ? $CATS[$v['catid']]['catname'] : '';
					$lists[$k]['caturl'] = $v['catid'] ? $MOD['linkurl'].rewrite('product.php?catid='.$v['catid']) : '';
				}
			}
		}
		return $lists;
	}

	function add($post) {
		global $MOD, $L;
		$post = $this->set($post);
		$sqlk = $sqlv = '';
		foreach($post as $k=>$v) {
			if(in_array($k, $this->fields)) { $sqlk .= ','.$k; $sqlv .= ",'$v'"; }
		}
        $sqlk = substr($sqlk, 1);
        $sqlv = substr($sqlv, 1);
		DB::query("INSERT INTO {$this->table} ($sqlk) VALUES ($sqlv)");
		$this->itemid = DB::insert_id();
		clear_upload($post['content'], $this->itemid, $this->table);
		return $this->itemid;
	}

	function edit($post) {
		$post = $this->set($post);
		$sql = '';
		foreach($post as $k=>$v) {
			if(in_array($k, $this->fields)) $sql .= ",$k='$v'";
		}
        $sql = substr($sql, 1);
	    DB::query("UPDATE {$this->table} SET $sql WHERE itemid=$this->itemid");
		clear_upload($post['content'], $this->itemid, $this->table);
		return true;
	}

	function delete($itemid) {
		global $MOD, $L;
		if(is_array($itemid)) {
			foreach($itemid as $v) { $this->delete($v); }
		} else {
			$this->itemid = $itemid;
			$r = $this->get_one();
			$userid = get_user($r['username']);
			if($r['content']) delete_local($r['content'], $userid);
			DB::query("DELETE FROM {$this->table} WHERE itemid=$itemid");
		}
	}

	function level($itemid, $level) {
		$itemids = is_array($itemid) ? implode(',', $itemid) : $itemid;
		DB::query("UPDATE {$this->table} SET level=$level WHERE itemid IN ($itemids)");
	}

	function _($e) {
		$this->errmsg = $e;
		return false;
	}
}
?>