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<?php
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/**
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* shop 文章及文章分类相关函数库
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* ============================================================================
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* * 版权所有 2005-2012 上海商派网络科技有限公司，并保留所有权利。
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* 网站地址: http://www.shop.com；
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* ----------------------------------------------------------------------------
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* 这不是一个自由软件！您只能在不用于商业目的的前提下对程序代码进行修改和
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* 使用；不允许对程序代码以任何形式任何目的的再发布。
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* ============================================================================
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* $Author: wayne $
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* $Id: lib_article.php 17217 2011-01-19 06:29:08Z wayne $
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*/
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if (!defined('IN_ASC'))
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{
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die('Hacking attempt');
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}
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/**
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* 获得文章分类下的文章列表
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*
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* @access public
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* @param integer $cat_id
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* @param integer $page
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* @param integer $size
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*
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* @return array
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*/
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function get_cat_articles($cat_id, $page = 1, $size = 20 ,$requirement='')
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{
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//取出所有非0的文章
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if ($cat_id == '-1')
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{
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$cat_str = 'cat_id > 0';
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}
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else
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{
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$cat_str = get_article_children($cat_id);
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}
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//增加搜索条件，如果有搜索内容就进行搜索
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if ($requirement != '')
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{
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$sql = 'SELECT article_id, title, author, add_time, file_url, open_type, pic, description' .
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' FROM ' .$GLOBALS['ecs']->table('article') .
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' WHERE is_open = 1 AND title like \'%' . $requirement . '%\' ' .
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' ORDER BY article_type DESC, article_id DESC';
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}
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else
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{
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$sql = 'SELECT article_id, title, author, add_time, file_url, open_type, pic, description' .
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' FROM ' .$GLOBALS['ecs']->table('article') .
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' WHERE is_open = 1 AND ' . $cat_str .
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' ORDER BY article_type DESC, article_id DESC';
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}
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$res = $GLOBALS['db']->selectLimit($sql, $size, ($page-1) * $size);
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$arr = array();
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if ($res)
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{
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while ($row = $GLOBALS['db']->fetchRow($res))
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{
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$article_id = $row['article_id'];
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$arr[$article_id]['id'] = $article_id;
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$arr[$article_id]['title'] = $row['title'];
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$arr[$article_id]['short_title'] = $GLOBALS['_CFG']['article_title_length'] > 0 ? sub_str($row['title'], $GLOBALS['_CFG']['article_title_length']) : $row['title'];
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$arr[$article_id]['author'] = empty($row['author']) || $row['author'] == '_SHOPHELP' ? $GLOBALS['_CFG']['shop_name'] : $row['author'];
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$arr[$article_id]['url'] = $row['open_type'] != 1 ? build_uri('article', array('aid'=>$article_id), $row['title']) : trim($row['file_url']);
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$arr[$article_id]['add_time'] = date($GLOBALS['_CFG']['date_format'], $row['add_time']);
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$arr[$article_id]['file_url'] = $row['file_url'];
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$arr[$article_id]['pic'] = $row['pic'] ? $row['pic'] : 'images/nopic.gif';
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$arr[$article_id]['description'] = $row['description'] ? $row['description'] : $row['title'];
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}
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}
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return $arr;
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}
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/**
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* 获得指定分类下的文章总数
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*
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* @param integer $cat_id
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*
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* @return integer
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*/
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function get_article_count($cat_id ,$requirement='')
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{
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global $db, $ecs;
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if ($requirement != '')
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{
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$count = $db->getOne('SELECT COUNT(*) FROM ' . $ecs->table('article') . ' WHERE ' . get_article_children($cat_id) . ' AND title like \'%' . $requirement . '%\' AND is_open = 1');
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}
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else
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{
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$count = $db->getOne("SELECT COUNT(*) FROM " . $ecs->table('article') . " WHERE " . get_article_children($cat_id) . " AND is_open = 1");
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}
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return $count;
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}
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?>
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