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Update Template.php #9

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Update Template.php #9

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45 changes: 44 additions & 1 deletion src/Template.php
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Original file line number Diff line number Diff line change
Expand Up @@ -91,6 +91,13 @@ class Template
* @var CacheInterface
*/
protected $cache;

/**
* 扩展指令解析规则
*
* @var array
*/
protected $directive = [];

/**
* 架构函数
Expand Down Expand Up @@ -210,6 +217,18 @@ public function extend(string $rule, callable $callback = null): void
{
$this->extend[$rule] = $callback;
}

/**
* 扩展模板指令解析规则
*
* @access public
* @param string $rule 解析规则
* @param callable|null $callback 解析规则
* @return void
*/
public function directive(string $rule, callable $callback = null):void{
$this->directive[$rule] = $callback;
}

/**
* 渲染模板文件
Expand Down Expand Up @@ -493,6 +512,9 @@ public function parse(string &$content): void

// 解析普通模板标签 {$tagName}
$this->parseTag($content);

// 解析特殊指令


// 还原被替换的Literal标签
$this->parseLiteral($content, true);
Expand Down Expand Up @@ -962,6 +984,24 @@ private function parseTag(string &$content): void

unset($matches);
}

// 解析特殊指令，如：@json()
$sRegex = $this->getRegex('@');
if(preg_match_all($sRegex, $content, $matches, PREG_SET_ORDER)){
foreach($matches as $match){
$directive = stripslashes($match[1]);

// 指令
if(isset($this->directive[$directive])){
$callback = $this->directive[$directive];
$parseStr = $callback($match[2]);

$content = str_replace($match[0], $parseStr, $content);
}
}

unset($matches);
}
}

/**
Expand Down Expand Up @@ -1269,7 +1309,10 @@ private function getRegex(string $tagName): string
} else {
$regex = $begin . '((?:[\$]{1,2}[a-wA-w_]|[\:\~][\$a-wA-w_]|[+]{2}[\$][a-wA-w_]|[-]{2}[\$][a-wA-w_]|\/[\*\/])(?>(?:(?!' . $end . ').)*))' . $end;
}
} else {
} elseif('@' == $tagName){
$regex = '\@([a-wA-w_]*)\(([\$a-wA-w_]*)\)';
// $regex = '\@([a-wA-w_]*\([\$a-wA-w_]*\))';
} else {
$begin = $this->config['taglib_begin'];
$end = $this->config['taglib_end'];
$single = strlen(ltrim($begin, '\\')) == 1 && strlen(ltrim($end, '\\')) == 1 ? true : false;
Expand Down