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preg_replace_callback取代/e模式
This commit is contained in:
huangdijia
2015-03-03 18:33:47 +08:00
parent 9e44381f6f
commit 4ef5a0bcba
12 changed files with 44 additions and 29 deletions
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47
library/think/template.php
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@@ -60,7 +60,7 @@ class Template {
// 初始化模板编译存储器
$type = $this->config['compile_type']?$this->config['compile_type']:'File';
$class = '\\think\\template\\driver\\'.ucwords($type);
$class = '\\think\\template\\driver\\'.strtolower($type);
$this->storage = new $class();
}
@@ -136,7 +136,7 @@ class Template {
$this->storage->read($cacheFile,$this->data);
// 获取并清空缓存
$content = ob_get_clean();
if($this->config['cache_id'] && $this->config['display_cache']) {
if(!empty($this->config['cache_id']) && $this->config['display_cache']) {
// 缓存页面输出
Cache::set($this->config['cache_id'],$content,$this->config['cache_time']);
}
@@ -197,7 +197,9 @@ class Template {
// 模板解析
$content = $this->parse($content);
// 还原被替换的Literal标签
$content = preg_replace('/<!--###literal(\d+)###-->/eis',"\$this->restoreLiteral('\\1')",$content);
$content = preg_replace_callback('/<!--###literal(\d+)###-->/is', function($matches){
return $this->restoreLiteral($matches[1]);
},$content);
// 添加安全代码
$content = '<?php if (!defined(\'THINK_PATH\')) exit();?>'.$content;
if($this->config['strip_space']) {
@@ -230,7 +232,9 @@ class Template {
// 检查PHP语法
$content = $this->parsePhp($content);
// 首先替换literal标签内容
$content = preg_replace('/'.$begin.'literal'.$end.'(.*?)'.$begin.'\/literal'.$end.'/eis',"\$this->parseLiteral('\\1')",$content);
$content = preg_replace_callback('/'.$begin.'literal'.$end.'(.*?)'.$begin.'\/literal'.$end.'/is', function($matches){
return $this->parseLiteral($matches[1]);
},$content);
// 获取需要引入的标签库列表
// 标签库只需要定义一次，允许引入多个一次
@@ -259,7 +263,9 @@ class Template {
$this->parseTagLib($tag,$content,true);
}
// 解析普通模板标签 {tagName}
$content = preg_replace('/('.$this->config['tpl_begin'].')([^\d\s'.$this->config['tpl_begin'].$this->config['tpl_end'].'].+?)('.$this->config['tpl_end'].')/eis',"\$this->parseTag('\\2','\\0')",$content);
$content = preg_replace_callback('/('.$this->config['tpl_begin'].')([^\d\s'.$this->config['tpl_begin'].$this->config['tpl_end'].'].+?)('.$this->config['tpl_end'].')/is',function($matches){
return $this->parseTag($matches[2], $matches[0]);
},$content);
return $content;
}
@@ -326,14 +332,20 @@ class Template {
//替换extend标签
$content = str_replace($matches[0],'',$content);
// 记录页面中的block标签
preg_replace('/'.$begin.'block\sname=(.+?)\s*?'.$end.'(.*?)'.$begin.'\/block'.$end.'/eis',"\$this->parseBlock('\\1','\\2')",$content);
preg_replace_callback('/'.$begin.'block\sname=(.+?)\s*?'.$end.'(.*?)'.$begin.'\/block'.$end.'/is',function($matches){
return $this->parseBlock($matches[1],$matches[2]);
},$content);
// 读取继承模板
$array = $this->parseXmlAttrs($matches[1]);
$content = $this->parseTemplateName($array['name']);
// 替换block标签
$content = preg_replace('/'.$begin.'block\sname=(.+?)\s*?'.$end.'(.*?)'.$begin.'\/block'.$end.'/eis',"\$this->replaceBlock('\\1','\\2')",$content);
$content = preg_replace_callback('/'.$begin.'block\sname=(.+?)\s*?'.$end.'(.*?)'.$begin.'\/block'.$end.'/is',function($matches){
return $this->replaceBlock($matches[1],$matches[2]);
},$content);
}else{
$content = preg_replace('/'.$begin.'block\sname=(.+?)\s*?'.$end.'(.*?)'.$begin.'\/block'.$end.'/eis',"stripslashes('\\2')",$content);
$content = preg_replace_callback('/'.$begin.'block\sname=(.+?)\s*?'.$end.'(.*?)'.$begin.'\/block'.$end.'/is',function($matches){
return stripslashes($matches[2]);
},$content);
}
return $content;
}
@@ -439,7 +451,7 @@ class Template {
protected function parseTagLib($tagLib,&$content,$hide=false) {
$begin = $this->config['taglib_begin'];
$end = $this->config['taglib_end'];
$className = '\\think\\template\\taglib\\'.ucwords($tagLib);
$className = '\\think\\template\\taglib\\'.strtolower($tagLib);
$tLib = new $className($this);
foreach ($tLib->getTags() as $name=>$val){
$tags = [$name];
@@ -457,14 +469,17 @@ class Template {
}
$n1 = empty($val['attr'])?'(\s*?)':'\s([^'.$end.']*)';
if (!$closeTag){
$patterns = '/'.$begin.$parseTag.$n1.'\/(\s*?)'.$end.'/eis';
$replacement = "\$this->parseXmlTag(\$tLib,'$tagLib','$tag','$1','')";
$content = preg_replace($patterns, $replacement,$content);
$patterns = '/'.$begin.$parseTag.$n1.'\/(\s*?)'.$end.'/is';
$content = preg_replace_callback($patterns, function($matches){
return $this->parseXmlTag($tLib, $tagLib, $tag, $matches[0], $matches[1]);
}, $content);
}else{
$patterns = '/'.$begin.$parseTag.$n1.$end.'(.*?)'.$begin.'\/'.$parseTag.'(\s*?)'.$end.'/eis';
$replacement = "\$this->parseXmlTag(\$tLib,'$tagLib','$tag','$1','$2')";
for($i=0;$i<$level;$i++)
$content=preg_replace($patterns,$replacement,$content);
$patterns = '/'.$begin.$parseTag.$n1.$end.'(.*?)'.$begin.'\/'.$parseTag.'(\s*?)'.$end.'/is';
for($i=0;$i<$level;$i++){
$content = preg_replace_callback($patterns, function($matches){
return $this->parseXmlTag($tLib, $tagLib, $tag, $matches[0], $matches[1]);
}, $content);
}
}
}
}