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前端很多時(shí)候需要直接獲取一個(gè)欄目的相關(guān)信息,獲取在某個(gè)頁(yè)面上獲取頂級(jí)或者上一級(jí)欄目的相關(guān)信息,這樣我們可以自己寫(xiě)個(gè)自定義方法來(lái)實(shí)現(xiàn)。
打開(kāi) /include/extend.func.php 在最下面添加
/*** 獲取頂級(jí)欄目相關(guān)信息** @access public* @param string $tid 欄目id* @param string $field 欄目字段* @return string*/if ( ! function_exists('getToptype')){function getToptype($tid,$field){global $dsql,$cfg_Cs;if(!is_array($cfg_Cs)){require_once(DEDEDATA."/cache/inc_catalog_base.inc");}if(!isset($cfg_Cs[$tid][0]) || $cfg_Cs[$tid][0]==0){$topid = $tid;}else{$topid = GetTopid($cfg_Cs[$tid][0]);}$row = $dsql->GetOne("SELECT * FROM `dede_arctype` WHERE id=$topid");if($field=='id') return $topid;if($field=='typeurl' || $field=='typelink') return GetOneTypeUrlA($row);return $row[$field];}}/*** 獲取當(dāng)前欄目相關(guān)信息** @access public* @param string $tid 欄目id* @param string $field 欄目字段* @return string*/if ( ! function_exists('getCurtype')){function getCurtype($tid,$field){global $dsql;$row = $dsql->GetOne("SELECT * FROM `dede_arctype` WHERE id=$tid");if($field=='id') return $tid;if($field=='typeurl' || $field=='typelink') return GetOneTypeUrlA($row);return $row[$field];}}/*** 獲取上級(jí)欄目相關(guān)信息** @access public* @param string $tid 欄目id* @param string $field 欄目字段* @return string*/if ( ! function_exists('getRetype')){function getRetype($tid,$field){global $dsql;$typeid = $tid;$query = "SELECT reid FROM `dede_arctype` where id = $typeid";$rs = $dsql->GetOne($query);$reid = $rs['reid'];$query2 = "SELECT * FROM `dede_arctype` where id = $reid";$row = $dsql->GetOne($query2);if($field=='id') return $row['id'];if($field=='typeurl' || $field=='typelink') return GetOneTypeUrlA($row);return $row[$field];}}
模板里調(diào)用標(biāo)簽寫(xiě)法
需要哪個(gè)字段,就對(duì)應(yīng)的填上字段名即可
- 獲取頂級(jí)欄目相關(guān)信息
{dede:field.typeid function=getToptype(@me,typename)/}
- 獲取當(dāng)前欄目相關(guān)信息
{dede:field.typeid function=getCurtype(@me,typename)/}
- 獲取上級(jí)欄目相關(guān)信息
{dede:field.typeid function=getRetype(@me,typename)/}
不喜歡添加自定義方法的同學(xué)可以試試這樣
{dede:field.typeid runphp=yes}global $dsql;$row = $dsql->GetOne("SELECT * FROM dede_arctype WHERE id=@me");$reid = "$row[reid]"; $topid = "$row[topid]";if($reid == 0) @me = $row[content];else $row = $dsql->GetOne("SELECT * FROM dede_arctype WHERE id=$topid");@me = $row[content];{/dede:field.typeid}
獲取頂級(jí)的是topid
獲取上級(jí)的是reid
- 案例
欄目列表頁(yè)加入【全部】按鈕鏈接,并且高亮

<ul><li><a href="{dede:field.typeid runphp=yes}global $dsql;$row = $dsql->GetOne("SELECT * FROM dede_arctype WHERE id=@me");$reid = "$row[reid]";$topid = "$row[topid]";if($reid == 0) @me = GetOneTypeUrlA($row);else $row = $dsql->GetOne("SELECT * FROM dede_arctype WHERE id=$topid");@me = GetOneTypeUrlA($row);{/dede:field.typeid}"{dede:field name=topid runphp=yes}if(@me)@me=''; else @me=' class="on"';{/dede:field}>全部</a></li>{dede:channel type='son' row='10' currentstyle="<li><a href='~typelink~' class='on'>~typename~</a></li>"}<li><a href='[field:typeurl/]' [field:rel/]>[field:typename/]</a></li>{/dede:channel}</ul>