/** * 相关文章标签 * @param $data */ public function relation($data) { $catid = intval($data['catid']); if(!$this->set_modelid($catid)) return false; $order = $data['order']; $sql = "`status`=99"; $limit = $data['id'] ? $data['limit']+1 : $data['limit']; if($data['relation']) { $relations = explode('|',trim($data['relation'],'|')); $relations = array_diff($relations, array(null)); $relations = implode(',',$relations); $sql = " `id` IN ($relations)"; $key_array = $this->db->select($sql, '*', $limit, $order,'','id'); } elseif($data['keywords']) { $keywords = str_replace('%', '',$data['keywords']); $keywords_arr = explode(' ',$keywords); $key_array = array(); $number = 0; $i =1; foreach ($keywords_arr as $_k) { $sql2 = $sql." AND `keywords` LIKE '%$_k%'".(isset($data['id']) && intval($data['id']) ? " AND `id` != '".abs(intval($data['id']))."'" : ''); $r = $this->db->select($sql2, '*', $limit, $order,'','id'); $number += count($r); foreach ($r as $id=>$v) { if($i<= $data['limit'] && !in_array($id, $key_array)) $key_array[$id] = $v; $i++; } if($data['limit']<$number) break; } } if($data['id']) unset($key_array[$data['id']]); return $key_array; }
{pc:content action="relation" relation="$relation" id="$id" catid="$catid" num="5" keywords="$rs[keywords]" order="id DESC"} {loop $data $r} {/loop} {/pc}
<?php /** * 内容模型 - 相关文章标签(修正排序异常问题) * @param $data */ function mk1_content_tag_relation($data) { $db = pc_base::load_model('content_model'); $catid = intval($data['catid']); $siteids = getcache('category_content','commons'); if(!$siteids[$catid]) return false; $siteid = $siteids[$catid]; $category = getcache('category_content_'.$siteid,'commons'); if(empty($category)) return false; if($category[$catid]['type']!=0) return false; $db->set_model($category[$catid]['modelid']); $order = $data['order']; $sql = "`status`=99"; $limit = $data['id'] ? $data['limit']+1 : $data['limit']; if($data['relation']) { $relations = explode('|',trim($data['relation'],'|')); $relations = array_diff($relations, array(null)); $relations = implode(',',$relations); $sql = " `id` IN ($relations)"; $key_array = $db->select($sql, '*', $limit, $order,'','id'); } elseif($data['keywords']) { $keywords = str_replace('%', '',$data['keywords']); $keywords_arr = explode(' ',$keywords); $key_array = array(); $number = 0; $i =1; foreach ($keywords_arr as $_k) { $sql2 = $sql." AND `keywords` LIKE '%$_k%'".(isset($data['id']) && intval($data['id']) ? " AND `id` != '".abs(intval($data['id']))."'" : ''); $r = $db->select($sql2, '*', $limit, $order,'','id'); $number += count($r); foreach ($r as $id=>$v) { if($i<= $data['limit'] && !in_array($id, $key_array)) $key_array[$id] = $v; $i++; } if($data['limit']<$number) break; } } if($data['id']) unset($key_array[$data['id']]); return $key_array; } ?>
{php $data = mk1_content_tag_relation(array('relation'=>$relation,'id'=>$id,'catid'=>$catid,'keywords'=>$rs['keywords'],'order'=>'id DESC','limit'=>'4')); } {loop $data $r} {/loop}