topnuomi
/
TOP-framework
mirror of https://gitee.com/topnuomi/TOP-framework
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

提高自带模板引擎的容错率

This commit is contained in:
TOP糯米 2020-06-01 19:36:15 +08:00
parent 12901b2681
commit 0fd2530dcd
3 changed files with 209 additions and 145 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
framework/library/template/driver/Top.php
View File

@ -14,14 +14,14 @@ class Top implements TemplateIfs
use Instance;
/**
* @var null 模板引擎实现
* @var Engine 模板引擎实现
*/
private $engine = null;
/**
* @var null 模板配置
* @var array 模板配置
*/
private $config = null;
private $config = [];
/**
* @var bool 缓存状态
@ -52,8 +52,8 @@ class Top implements TemplateIfs
mkdir($this->config['compileDir'], 0755, true);
}
if (isset($this->config['tagLib']) && !empty($this->config['tagLib'])) {
foreach ($this->config['tagLib'] as $lib) {
$this->engine->loadTaglib($lib);
foreach ($this->config['tagLib'] as $prefix => $className) {
$this->engine->loadTaglib($prefix, $className);
}
}
$content = $this->engine->compile(file_get_contents($filename));

179
framework/library/template/driver/engine/Engine.php
View File

@ -6,7 +6,7 @@ use Exception;
use top\traits\Instance;
/**
* 模板标签库（支持模板继承）
* 模板标签解析
* Class Template
* @package lib
*/
@ -31,30 +31,19 @@ class Engine
protected $tags = [];
/**
* @var null 模板配置
* @var array 模板配置
*/
protected $config = null;
protected $config = [];
/**
* @var null 扩展标签库
* @var array 标签库
*/
private $extend = [];
private $libs = [];
/**
* @var array 扩展标签库类实例
* @var array 标签库类实例
*/
private $extendInstance = [];
/**
* @var array 默认标签定义
*/
private $defaultTags = [
'php' => ['attr' => null, 'close' => 1],
'if' => ['attr' => 'condition', 'close' => 1],
'else' => ['attr' => 'condition', 'close' => 0],
'loop' => ['attr' => 'name,id,key', 'close' => 1],
'assign' => ['attr' => 'name,value', 'close' => 0]
];
private $libInstance = [];
/**
* 构造方法
@ -79,10 +68,10 @@ class Engine
*/
private function parseExtend($template)
{
$pattern = '/' . $this->left . 'extend.*?file=[\'"](.*?)[\'"].*?\/' . $this->right . '/is';
$pattern = '/' . $this->left . 'extend\s+file[\s\S]*?=[\s\S]*?[\'"](.*?)[\'"][\s\S]*?\/' . $this->right . '/is';
preg_match($pattern, $template, $matches);
if (!empty($matches)) {
$blockPattern = '/' . $this->left . 'block.*?name=[\'"](.*?)[\'"]' . $this->right;
$blockPattern = '/' . $this->left . 'block\s+name[\s\S]*?=[\s\S]*?[\'"](.*?)[\'"][\s\S]*?' . $this->right;
$blockPattern .= '([\s\S]*?)' . $this->left . '\/block' . $this->right . '/is';
// 获得被继承的模板内容
$file = $this->config['dir'] . $matches[1] . '.' . ltrim($this->config['ext'], '.');
@ -132,7 +121,7 @@ class Engine
*/
private function parseInclude($template)
{
$pattern = '/' . $this->left . 'include.*?file=[\'"](.*?)[\'"].*?\/' . $this->right . '/is';
$pattern = '/' . $this->left . 'include\s+file[\s\S]*?=[\s\S]*?[\'"](.*?)[\'"][\s\S]*?\/' . $this->right . '/is';
$template = preg_replace_callback($pattern, function ($result) {
$string = null;
$file = $this->config['dir'] . $result[1] . '.' . ltrim($this->config['ext'], '.');
@ -155,7 +144,7 @@ class Engine
*/
private function hasInclude($template)
{
$pattern = '/' . $this->left . 'include.*?file=[\'"](.*?)[\'"].*?\/' . $this->right . '/is';
$pattern = '/' . $this->left . 'include\s+file[\s\S]*?=[\s\S]*?[\'"](.*?)[\'"][\s\S]*?\/' . $this->right . '/is';
preg_match($pattern, $template, $matches);
return !empty($matches);
}
@ -184,7 +173,6 @@ class Engine
$content = $matches[1][$i];
}
$replace[] = '<?php echo ($' . $content . '); ?>';
// $replace[] = $matches[0][$i];
}
}
$template = str_replace($search, $replace, $template);
@ -193,31 +181,35 @@ class Engine
/**
* 外部加载扩展标签
* @param $lib
* @param $prefix
* @param $className
*/
public function loadTaglib($lib)
public function loadTaglib($prefix, $className)
{
$this->extend[] = $lib;
if ($prefix == 'default') {
throw new Exception('扩展标签库前缀不能为default');
}
$this->libs[$prefix] = $className;
}
/**
* 标签处理
* @param $template
* 获取所有标签
* @return null|string|string[]
*/
private function parseTags($template)
private function getTags()
{
foreach ($this->extend as $lib) {
$prefix = substr($lib, strrpos($lib, '\\') + 1);
$this->extendInstance[$prefix] = $object = new $lib;
$tags = [];
// 加入默认标签库
$this->libs = array_merge(['default' => Tags::class,], $this->libs);
foreach ($this->libs as $prefix => $lib) {
$this->libInstance[$prefix] = $object = new $lib;
foreach ($object->tags as $name => $tag) {
if (!isset($this->tags[$name]) && !isset($this->defaultTags[$name])) {
$this->tags[$prefix . ':' . $name] = $tag;
if (!isset($tags[$name])) { // 如果不存在则加入到标签库
$tags[($prefix == 'default' ? '' : $prefix . ':') . $name] = $tag;
}
}
}
$tags = array_merge($this->defaultTags, $this->tags);
return $this->_parseTags($template, $tags);
return $tags;
}
/**
@ -225,20 +217,20 @@ class Engine
* @param $name
* @param $attr
* @param string $content
* @return null
* @return mixed
*/
private function getTagParseResult($name, $attr, $content = '')
{
// 如果是扩展标签则找到扩展类进行处理
if (strstr($name, ':')) {
$tagInfo = explode(':', $name);
if (method_exists($this->extendInstance[$tagInfo[0]], '_' . $tagInfo[1])) {
return $this->extendInstance[$tagInfo[0]]->{'_' . $tagInfo[1]}($attr, $content);
if (method_exists($this->libInstance[$tagInfo[0]], '_' . $tagInfo[1])) {
return $this->libInstance[$tagInfo[0]]->{'_' . $tagInfo[1]}($attr, $content);
}
}
// 否则尝试自带标签处理
else if (method_exists($this, '_' . $name)) {
return $this->{'_' . $name}($attr, $content);
// 否则尝试默认标签处理
else if (method_exists($this->libInstance['default'], '_' . $name)) {
return $this->libInstance['default']->{'_' . $name}($attr, $content);
}
}
@ -248,9 +240,9 @@ class Engine
* @param $tags
* @return null|string|string[]
*/
private function _parseTags($template, $tags)
private function parseTags($template)
{
foreach ($tags as $name => $item) {
foreach ($this->getTags() as $name => $item) {
$pattern = '/' . $this->left . '(?:(' . $name . ')\b(?>[^' . $this->right . ']*)|\/(' . $name . '))';
$pattern .= $this->right . '/is';
if ($item['close']) {
@ -336,11 +328,11 @@ class Engine
private function getAttr($string, $tags = [])
{
$attr = [];
$attrPattern = '/[ +](.*?)=([\'"])(.*?)\\2/is';
$attrPattern = '/\s+(.*?)=[\s\S]*?([\'"])(.*?)\\2/is';
preg_match_all($attrPattern, $string, $result);
if (isset($result[0]) && !empty($result[0])) {
foreach ($result[1] as $key => $value) {
$name = trim($value, ' ');
$name = str_replace([' ', "\t", PHP_EOL], '', $value);
if (in_array($name, $tags)) {
$attr[$name] = $result[3][$key];
}
@ -385,99 +377,6 @@ class Engine
], $template);
}
/**
* php标签开始
* @param $tag
* @param $content
* @return string
*/
private function _php($tag, $content)
{
return '<?php ' . $content . ' ?>';
}
/**
* if标签
* @param $tag
* @param $content
* @return string
*/
private function _if($tag, $content)
{
$tag['condition'] = $this->_parseCondition($tag['condition']);
$parse = '<?php if (' . $tag['condition'] . '): ?>';
$parse .= $content;
$parse .= '<?php endif; ?>';
return $parse;
}
/**
* else标签
* @param $tag
* @return string
*/
private function _else($tag)
{
if (isset($tag['condition'])) {
$tag['condition'] = $this->_parseCondition($tag['condition']);
$parse = '<?php elseif (' . $tag['condition'] . '): ?>';
} else {
$parse = '<?php else: ?>';
}
return $parse;
}
/**
* 处理if/else标签的条件比较符
* @param $condition
* @return mixed
*/
private function _parseCondition($condition)
{
return str_ireplace([
' eq ',
' neq ',
' lt ',
' elt ',
' gt ',
' egt ',
' heq ',
' nheq '
], [
' == ',
' != ',
' < ',
' <= ',
' > ',
' >= ',
' === ',
' !== '
], $condition);
}
/**
* loop标签
* @param $tag
* @param $content
* @return string
*/
private function _loop($tag, $content)
{
$parse = '<?php ' . (isset($tag['key']) ? '$' . $tag['key'] . ' = 0; ' : '');
$parse .= 'foreach($' . $tag['name'] . ' as ' . (isset($tag['index']) ? '$' . $tag['index'] . '=>' : '') . '$' . $tag['id'] . '): ';
$parse .= (isset($tag['key']) ? '$' . $tag['key'] . '++;' : '') . ' ?>';
$parse .= $content;
$parse .= '<?php endforeach; ?>';
return $parse;
}
private function _assign($tag)
{
$quot = (strstr($tag['value'], '\'')) ? '"' : '\'';
$parse = '<?php $' . $tag['name'] . ' = ' . (is_numeric($tag['value']) ? $tag['value'] : $quot . $tag['value'] . $quot) . '; ?>';
return $parse;
}
/**
* 获取编译后的内容
* @param $template
@ -498,7 +397,7 @@ class Engine
// 还原original内容
$template = $this->returnOriginal($template);
return '<?php if (!defined(\'APP_PATH\')) { exit; } ?>' . $template;
return '<?php if (!defined(\'APP_PATH\')) exit; ?>' . $template;
}
}

165
framework/library/template/driver/engine/Tags.php Normal file
View File

@ -0,0 +1,165 @@
<?php
namespace top\library\template\driver\engine;
use Exception;
/**
* 自带标签库
*/
class Tags
{
/**
* 标签描述
* @var array
*/
public $tags = [
'php' => ['attr' => '', 'close' => 1],
'if' => ['attr' => 'condition', 'close' => 1],
'else' => ['attr' => 'condition', 'close' => 0],
'loop' => ['attr' => 'name,id,key', 'close' => 1],
'assign' => ['attr' => 'name,value', 'close' => 0],
'switch' => ['attr' => 'name', 'close' => 1],
'case' => ['attr' => 'value', 'close' => 1],
];
/**
* php标签
* @param $attr
* @param $content
* @return string
*/
public function _php($attr, $content)
{
return '<?php ' . $content . ' ?>';
}
/**
* if标签
* @param $attr
* @param $content
* @return string
*/
public function _if($attr, $content)
{
$attr['condition'] = $this->_parseCondition($attr['condition']);
$parse = '<?php if (' . $attr['condition'] . '): ?>';
$parse .= $content;
$parse .= '<?php endif; ?>';
return $parse;
}
/**
* else标签
* @param $attr
* @return string
*/
public function _else($attr)
{
if (isset($attr['condition'])) {
$attr['condition'] = $this->_parseCondition($attr['condition']);
$parse = '<?php elseif (' . $attr['condition'] . '): ?>';
} else {
$parse = '<?php else: ?>';
}
return $parse;
}
/**
* 处理if/else标签的条件比较符
* @param $condition
* @return mixed
*/
public function _parseCondition($condition)
{
return str_ireplace([
' eq ',
' neq ',
' lt ',
' elt ',
' gt ',
' egt ',
' heq ',
' nheq '
], [
' == ',
' != ',
' < ',
' <= ',
' > ',
' >= ',
' === ',
' !== '
], $condition);
}
/**
* loop标签
* @param $tag
* @param $content
* @return string
*/
public function _loop($attr, $content)
{
$parse = '<?php ' . (isset($attr['key']) ? '$' . $attr['key'] . ' = 0; ' : '');
$parse .= 'foreach($' . $attr['name'] . ' as ' . (isset($attr['index']) ? '$' . $attr['index'] . '=>' : '') . '$' . $attr['id'] . '): ';
$parse .= (isset($attr['key']) ? '$' . $attr['key'] . '++;' : '') . ' ?>';
$parse .= $content;
$parse .= '<?php endforeach; ?>';
return $parse;
}
/**
* 模版变量赋值
* @param $attr
* @return string
*/
public function _assign($attr)
{
if (isset($attr['name']) && isset($attr['value'])) {
$quot = (strstr($attr['value'], '\'')) ? '"' : '\'';
$parse = '<?php $' . $attr['name'] . ' = ' . (is_numeric($attr['value']) ? $attr['value'] : $quot . $attr['value'] . $quot) . '; ?>';
return $parse;
}
throw new Exception('assign标签必须拥有属性：' . $this->defaultTags['assign']['attr']);
}
/**
* switch标签
* @param $attr
* @param $content
* @return string
*/
public function _switch($attr, $content)
{
if (isset($attr['name'])) {
$parse = '<?php switch ($' . $attr['name'] . '): ?>';
$parse .= $content;
$parse .= '<?php endswitch; ?>';
return $parse;
}
throw new Exception('switch标签必须拥有属性：' . $this->defaultTags['switch']['attr']);
}
/**
* switch标签case处理
* @param $attr
* @param $content
* @return string
*/
public function _case($attr, $content)
{
if (isset($attr['value'])) {
$quot = (strstr($attr['value'], '\'')) ? '"' : '\'';
$parse = '<?php case ' . $quot . $attr['value'] . $quot . ': ?>';
$parse .= $content;
$parse .= '<?php break; ?>';
} else {
$parse = '<?php default: ?>';
$parse .= $content;
}
return $parse;
}
}