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php下正则来匹配dede模板标签的代码

2018-12-30 PHP 前端之家

前端之家收集整理的这篇文章主要介绍了php下正则来匹配dede模板标签的代码，前端之家小编觉得挺不错的，现在分享给大家，也给大家做个参考。

HTML代码
<div class="codetitle"><a style="CURSOR: pointer" data="8630" class="copybut" id="copybut8630" onclick="doCopy('code8630')"> 代码如下:

<div class="codebody" id="code8630">
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">

{t:arc row='10'}
{t:field.title/}
{t:list row='5'}
{t:field.title/}
{t:list row='5'}
{t:field.title/}
{/t:list}{t:field.title/}
{/t:list}{t:field.title/}
{/t:arc}
{T:channelartlist
row='6'
}

{t:field name='typename'/}{t:field.typename/}

{t:arclist titlelen='42' row='10'}

[field:title/]

([field:sendtime function="MyDate('m-d',@me)"/])

{/t:arclist}

{/t:channelartlist
}
{t:global.cfg_title
/}{t:var.cfg_title/}{t:global.cfg_webname /}{t:global.cfg_title/}{t:var.cfg_title/}
{t:field.title function="Html2Text(@me)"/}
{t:include
filename="header.htm"/}
{t:include filename="header.htm"
/}
{t:field.title function='Html2Text(@me)' }{/t:field
}
{t:array name='asdas' }{/t:array
}
{t:channel typeid='1' row='15'}
[field:id/][field:typename/]
{/t:channel
}
{t:channel typeid='1'} [field:id/] [field:typename/]{/t:channel}
{t:channel typeid='1' }[field:id/]
[field:typename/]{/t:channel
}sd
{t:channel}[field:typename/]{/t:channel
}
{t:channel typeid='1' row='20' }[field:userid/]
[field:scores/]
{/t:channel
}

PHP 代码
<div class="codetitle"><a style="CURSOR: pointer" data="344" class="copybut" id="copybut344" onclick="doCopy('code344')"> 代码如下:

<div class="codebody" id="code344">
<?PHP
$str = file_get_contents("test.htm");
$skstr="{";
$skdstr="t:";
$sdstr="}";
//$reg="/{t:.?(?:\/).?}/si";//此无法匹配嵌套,只能一层 si s: 使前面的. 包括换行符 i:不区分大小写
//$reg="/({t:[^{]\/}|{t:[^}]}([^{]|(?R)){\/t:.?})/si";无限嵌套都可截取.
$reg='/('.$skstr.$skdstr.'[^'.$skstr.']\/'.$sdstr.'|'.$skstr.$skdstr.'[^'.$sdstr.']'.$sdstr.'([^'.$skstr.']|(?R))'.$skstr.'\/'.$skdstr.'.?'.$sdstr.')/si';
preg_match_all($reg,$str,$m);
/echo "
";print_r($m[0]);echo "
";exit();/
$CTags=array();
$glarr1=array($skstr.$skdstr=>'');//array('{t:'=>'');前缀
$glarr2=array('"'=>'','\''=>'','$'=>'','/'=>'');
/
{t:array typeid='1'}[field:typename/]{/t:array}
{t:global.title function="html2text(@me)"/}
/
foreach($m[0] as $k=>$v){
$rarr=array();
$rarr['str']=$v; //原模板字符串
$vs=explode('}',$v); //分割取得第一部分 {t:array typeid='1'
$va=explode(' ',$vs[0]); //分割属性 " {t:array "," typeid='1' "
$vb=explode('.',$va[0]); //分割标签名和字段名 {t:global.title
$rarr['tagname']=trim(strtr(strtolower($vb[0]),$glarr1));//过滤前缀{t: 取得标签名 array 或 golbal
$rarr['tagfield']=strtr($vb[1],$glarr2); //取得字段名 title
unset($vs[0]);$vsstr=implode('}',$vs); //去掉前缀,返回后半段: [field:typename/]{/t:array}
$rarr['text']=preg_replace("/".$skstr."\/".$skdstr.$rarr['tagname']."(.?)".$sdstr."/si",'',$vsstr);
/过滤后缀 {/t:array} 取得中间文本.
可能出现，空格或者换行所以使用正则，也可直接使用strtr 替换。
{/t:array }
{/t:array
}
strtr(strtolower($vsstr),array($skstr.'/'.$skdstr.$rarr['tagname'].$sdstr=>''));
*/
unset($va[0]);
$attr=array();
foreach($va as $val){//循环记录属性
$val=strtr($val,$glarr2); //typeid='1' 去掉 " ' /,typeid=1
$vc=explode('=',$val);
if(!empty($vc[0])){
$vc[0]=strtolower($vc[0]); //小写属性名
if($vc[0]=="function"){
$rarr['function']=$vc[1]; //返回要执行的 html2text(@me)
}else if($vc[0]=="name"){
$rarr['tagfield']=$vc[1]; //{t:field name='title' /}
}else{
$attr[trim($vc[0])]=$vc[1]; //属性 $attr['typeid']=1;
}
}
}
$rarr['attr']=$attr;
$CTags[$k]=$rarr;
}
echo "