織夢欄目列表頁調(diào)用當前欄目下文章
內(nèi)容頁用下面方法調(diào)用即可
{dede:arclist row='1' channelid='1' addfields='body'}[field:body/]{/dede:arclist}
]]>
打開 /include/extend.func.php 在最下面加入下面代碼
/**
* 文章內(nèi)容提取第一張圖片
*
* @access public
* @param string $id 文檔id
* @param string $addField 字段名
* @return string
*/
if(!function_exists('getBodyonepic'))
{
function getBodyonepic($id, $addField='body')
{
global $dsql;
$row = $dsql->GetOne("SELECT a.litpic,c.addtable FROM #@__archives AS a LEFT JOIN #@__channeltype AS c ON a.channel=c.id where a.id='$id'");
$addtable = trim($row['addtable']);
if($row['litpic'] == '-' || $row['litpic'] == '')
{
$litpic = $GLOBALS['cfg_cmspath'].'/images/defaultpic.gif';
}
$row = $dsql->GetOne("SELECT $addField FROM `$addtable` WHERE aid=$id");
$body = $row["$addField"];
preg_match_all("/<img([^>]*)\s*src=('|\")([^'\"]+)('|\")/",$body,$matches);
$imgsrc_arr = array_unique($matches[3]);
$result = $imgsrc_arr[0] ? $imgsrc_arr[0] : $litpic;
return $result;
}
}首頁/列表頁標簽調(diào)用
[field:id function=getBodyonepic(@me)/]內(nèi)容頁標簽調(diào)用
{dede:field.id function=getBodyonepic(@me)/}織夢DEDECMS提取文章內(nèi)容里的圖片(多張)自定義輸出
打開 /include/extend.func.php 在最下面加入下面代碼
/**
* 文章內(nèi)容提取圖片(多張)自定義輸出
*
* @access public
* @param string $string 文檔內(nèi)容
* @param string $num 輸出幾張
* @return string
*/
if(!function_exists('getBodypics'))
{
function getBodypics($string, $num)
{
preg_match_all("/<img([^>]*)\s*src=('|\")([^'\"]+)('|\")/",$string,$matches);
$imgsrc_arr = array_unique($matches[3]);
$count = count($imgsrc_arr);
$i = 0;
foreach($imgsrc_arr as $imgsrc)
{
if($i == $num) break;
$result .= "<img src=\"$imgsrc\"/>";
$i++;
}
return $result;
}
}首頁/列表頁標簽調(diào)用
{dede:arclist typeid='' row='' channelid='填模型id' addfields='body'}
[field:body function=getBodypics(@me,3)/]
{/dede:arclist}內(nèi)容頁標簽調(diào)用
{dede:field.body function=getBodypics(@me,3)/}上圖中的3是指獲取3張圖片
]]>{dede:field.body/}替換成
{dede:field.body runphp=yes}
global $cfg_basehost;
$str = @me;
$search = '/(<img.*?)width=(["\'])?.*?(?(2)\2|\s)([^>]+>)/is';
$search1 = '/(<img.*?)height=(["\'])?.*?(?(2)\2|\s)([^>]+>)/is';
$search2 = '#(<img.*?style=".*?)width: \d+px;([^"]*?.*?>)#i';
$search3 = '#(<img.*?style=".*?)height: \d+px;([^"]*?.*?>)#i';
$content = preg_replace($search,'$1$3',$str);
$content = preg_replace($search1,'$1$3',$content);
$content = preg_replace($search2,'$1$2',$content);
$content = preg_replace($search3,'$1$2',$content);
@me = str_replace('/uploads/allimg/', $cfg_basehost.'/uploads/allimg/', $content);//手機版圖片使用絕對路徑
{/dede:field.body} ]]>