lib/Minify/HTML.php · 龙人/JavaScript

代码拉取完成,页面将自动刷新

richgiteeai

Watch

不关注关注所有动态仅关注版本发行动态关注但不提醒动态

0 Star 0 Fork 4

龙人/JavaScript

forked from 黎晓/JavaScript

代码 Issues 0 Pull Requests 0 Wiki 统计流水线

服务

加入 Gitee

与超过 1400万开发者一起发现、参与优秀开源项目,私有仓库也完全免费 :)

免费加入

已有帐号? 立即登录

文件

master

分支 (1)

管理

master

该仓库未声明开源许可证文件(LICENSE),使用请关注具体项目描述及其代码上游依赖。

项目仓库所选许可证以仓库主分支所使用许可证为准

克隆/下载

HTTPS SSH SVN SVN+SSH 下载ZIP

提示

下载代码请复制以下命令到终端执行

为确保你提交的代码身份被 Gitee 正确识别,请执行以下命令完成配置

git config --global user.name userName 
git config --global user.email userEmail

初次使用 SSH 协议进行代码克隆、推送等操作时,需按下述提示完成 SSH 配置

1 生成 RSA 密钥

2 获取 RSA 公钥内容,并配置到 SSH公钥中

在 Gitee 上使用 SVN,请访问使用指南

使用 HTTPS 协议时,命令行会出现如下账号密码验证步骤。基于安全考虑,Gitee 建议配置并使用私人令牌替代登录密码进行克隆、推送等操作

Username for 'https://gitee.com': userName

Password for 'https://userName@gitee.com': # 私人令牌

分支 1

标签 0

JavaScript

lib

Minify

HTML.php

HTML.php 8.09 KB

<?php
/**
 * Class Minify_HTML
 * @package Minify
 */

/**
 * Compress HTML
 *
 * This is a heavy regex-based removal of whitespace, unnecessary comments and
 * tokens. IE conditional comments are preserved. There are also options to have
 * STYLE and SCRIPT blocks compressed by callback functions.
 *
 * A test suite is available.
 *
 * @package Minify
 * @author Stephen Clay <steve@mrclay.org>
 */
class Minify_HTML {
 /**
 * @var boolean
 */
 protected $_jsCleanComments = true;

/**
 * "Minify" an HTML page
 *
 * @param string $html
 *
 * @param array $options
 *
 * 'cssMinifier' : (optional) callback function to process content of STYLE
 * elements.
 *
 * 'jsMinifier' : (optional) callback function to process content of SCRIPT
 * elements. Note: the type attribute is ignored.
 *
 * 'xhtml' : (optional boolean) should content be treated as XHTML1.0? If
 * unset, minify will sniff for an XHTML doctype.
 *
 * @return string
 */
 public static function minify($html, $options = array()) {
 $min = new self($html, $options);
 return $min->process();
 }

/**
 * Create a minifier object
 *
 * @param string $html
 *
 * @param array $options
 *
 * 'cssMinifier' : (optional) callback function to process content of STYLE
 * elements.
 *
 * 'jsMinifier' : (optional) callback function to process content of SCRIPT
 * elements. Note: the type attribute is ignored.
 *
 * 'jsCleanComments' : (optional) whether to remove HTML comments beginning and end of script block
 *
 * 'xhtml' : (optional boolean) should content be treated as XHTML1.0? If
 * unset, minify will sniff for an XHTML doctype.
 *
 * @return null
 */
 public function __construct($html, $options = array())
 {
 $this->_html = str_replace("\r\n", "\n", trim($html));
 if (isset($options['xhtml'])) {
 $this->_isXhtml = (bool)$options['xhtml'];
 }
 if (isset($options['cssMinifier'])) {
 $this->_cssMinifier = $options['cssMinifier'];
 }
 if (isset($options['jsMinifier'])) {
 $this->_jsMinifier = $options['jsMinifier'];
 }
 if (isset($options['jsCleanComments'])) {
 $this->_jsCleanComments = (bool)$options['jsCleanComments'];
 }
 }

/**
 * Minify the markeup given in the constructor
 * 
 * @return string
 */
 public function process()
 {
 if ($this->_isXhtml === null) {
 $this->_isXhtml = (false !== strpos($this->_html, '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML'));
 }
 
 $this->_replacementHash = 'MINIFYHTML' . md5($_SERVER['REQUEST_TIME']);
 $this->_placeholders = array();
 
 // replace SCRIPTs (and minify) with placeholders
 $this->_html = preg_replace_callback(
 '/(\\s*)<script(\\b[^>]*?>)([\\s\\S]*?)<\\/script>(\\s*)/i'
 ,array($this, '_removeScriptCB')
 ,$this->_html);
 
 // replace STYLEs (and minify) with placeholders
 $this->_html = preg_replace_callback(
 '/\\s*<style(\\b[^>]*>)([\\s\\S]*?)<\\/style>\\s*/i'
 ,array($this, '_removeStyleCB')
 ,$this->_html);
 
 // remove HTML comments (not containing IE conditional comments).
 $this->_html = preg_replace_callback(
 '//'
 ,array($this, '_commentCB')
 ,$this->_html);
 
 // replace PREs with placeholders
 $this->_html = preg_replace_callback('/\\s*<pre(\\b[^>]*?>[\\s\\S]*?<\\/pre>)\\s*/i'
 ,array($this, '_removePreCB')
 ,$this->_html);
 
 // replace TEXTAREAs with placeholders
 $this->_html = preg_replace_callback(
 '/\\s*<textarea(\\b[^>]*?>[\\s\\S]*?<\\/textarea>)\\s*/i'
 ,array($this, '_removeTextareaCB')
 ,$this->_html);
 
 // trim each line.
 // @todo take into account attribute values that span multiple lines.
 $this->_html = preg_replace('/^\\s+|\\s+$/m', '', $this->_html);
 
 // remove ws around block/undisplayed elements
 $this->_html = preg_replace('/\\s+(<\\/?(?:area|base(?:font)?|blockquote|body'
 .'|caption|center|cite|col(?:group)?|dd|dir|div|dl|dt|fieldset|form'
 .'|frame(?:set)?|h[1-6]|head|hr|html|legend|li|link|map|menu|meta'
 .'|ol|opt(?:group|ion)|p|param|t(?:able|body|head|d|h||r|foot|itle)'
 .'|ul)\\b[^>]*>)/i', '1ドル', $this->_html);
 
 // remove ws outside of all elements
 $this->_html = preg_replace(
 '/>(\\s(?:\\s*))?([^<]+)(\\s(?:\s*))?</'
 ,'>1ドル2ドル3ドル<'
 ,$this->_html);
 
 // use newlines before 1st attribute in open tags (to limit line lengths)
 $this->_html = preg_replace('/(<[a-z\\-]+)\\s+([^>]+>)/i', "1ドル\n2ドル", $this->_html);
 
 // fill placeholders
 $this->_html = str_replace(
 array_keys($this->_placeholders)
 ,array_values($this->_placeholders)
 ,$this->_html
 );
 // issue 229: multi-pass to catch scripts that didn't get replaced in textareas
 $this->_html = str_replace(
 array_keys($this->_placeholders)
 ,array_values($this->_placeholders)
 ,$this->_html
 );
 return $this->_html;
 }
 
 protected function _commentCB($m)
 {
 return (0 === strpos($m[1], '[') || false !== strpos($m[1], '<!['))
 ? $m[0]
 : '';
 }
 
 protected function _reservePlace($content)
 {
 $placeholder = '%' . $this->_replacementHash . count($this->_placeholders) . '%';
 $this->_placeholders[$placeholder] = $content;
 return $placeholder;
 }

protected $_isXhtml = null;
 protected $_replacementHash = null;
 protected $_placeholders = array();
 protected $_cssMinifier = null;
 protected $_jsMinifier = null;

protected function _removePreCB($m)
 {
 return $this->_reservePlace("<pre{$m[1]}");
 }
 
 protected function _removeTextareaCB($m)
 {
 return $this->_reservePlace("<textarea{$m[1]}");
 }

protected function _removeStyleCB($m)
 {
 $openStyle = "<style{$m[1]}";
 $css = $m[2];
 // remove HTML comments
 $css = preg_replace('/(?:^\\s*\\s*$)/', '', $css);
 
 // remove CDATA section markers
 $css = $this->_removeCdata($css);
 
 // minify
 $minifier = $this->_cssMinifier
 ? $this->_cssMinifier
 : 'trim';
 $css = call_user_func($minifier, $css);
 
 return $this->_reservePlace($this->_needsCdata($css)
 ? "{$openStyle}/*<![CDATA[*/{$css}/*]]>*/</style>"
 : "{$openStyle}{$css}</style>"
 );
 }

protected function _removeScriptCB($m)
 {
 $openScript = "<script{$m[2]}";
 $js = $m[3];
 
 // whitespace surrounding? preserve at least one space
 $ws1 = ($m[1] === '') ? '' : ' ';
 $ws2 = ($m[4] === '') ? '' : ' ';

// remove HTML comments (and ending "//" if present)
 if ($this->_jsCleanComments) {
 $js = preg_replace('/(?:^\\s*\\s*$)/', '', $js);
 }

// remove CDATA section markers
 $js = $this->_removeCdata($js);
 
 // minify
 $minifier = $this->_jsMinifier
 ? $this->_jsMinifier
 : 'trim';
 $js = call_user_func($minifier, $js);
 
 return $this->_reservePlace($this->_needsCdata($js)
 ? "{$ws1}{$openScript}/*<![CDATA[*/{$js}/*]]>*/</script>{$ws2}"
 : "{$ws1}{$openScript}{$js}</script>{$ws2}"
 );
 }

protected function _removeCdata($str)
 {
 return (false !== strpos($str, '<![CDATA['))
 ? str_replace(array('<![CDATA[', ']]>'), '', $str)
 : $str;
 }
 
 protected function _needsCdata($str)
 {
 return ($this->_isXhtml && preg_match('/(?:[<&]|\\-\\-|\\]\\]>)/', $str));
 }
}

一键复制编辑原始数据按行查看历史

刘海明提交于 2014年12月01日 12:22 +08:00 . 新建项目

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257

<?php
/**
 * Class Minify_HTML
 * @package Minify
 */

/**
 * Compress HTML
 *
 * This is a heavy regex-based removal of whitespace, unnecessary comments and
 * tokens. IE conditional comments are preserved. There are also options to have
 * STYLE and SCRIPT blocks compressed by callback functions.
 *
 * A test suite is available.
 *
 * @package Minify
 * @author Stephen Clay <steve@mrclay.org>
 */
class Minify_HTML {
 /**
 * @var boolean
 */
 protected $_jsCleanComments = true;

 /**
 * "Minify" an HTML page
 *
 * @param string $html
 *
 * @param array $options
 *
 * 'cssMinifier' : (optional) callback function to process content of STYLE
 * elements.
 *
 * 'jsMinifier' : (optional) callback function to process content of SCRIPT
 * elements. Note: the type attribute is ignored.
 *
 * 'xhtml' : (optional boolean) should content be treated as XHTML1.0? If
 * unset, minify will sniff for an XHTML doctype.
 *
 * @return string
 */
 public static function minify($html, $options = array()) {
 $min = new self($html, $options);
 return $min->process();
 }


 /**
 * Create a minifier object
 *
 * @param string $html
 *
 * @param array $options
 *
 * 'cssMinifier' : (optional) callback function to process content of STYLE
 * elements.
 *
 * 'jsMinifier' : (optional) callback function to process content of SCRIPT
 * elements. Note: the type attribute is ignored.
 *
 * 'jsCleanComments' : (optional) whether to remove HTML comments beginning and end of script block
 *
 * 'xhtml' : (optional boolean) should content be treated as XHTML1.0? If
 * unset, minify will sniff for an XHTML doctype.
 *
 * @return null
 */
 public function __construct($html, $options = array())
 {
 $this->_html = str_replace("\r\n", "\n", trim($html));
 if (isset($options['xhtml'])) {
 $this->_isXhtml = (bool)$options['xhtml'];
 }
 if (isset($options['cssMinifier'])) {
 $this->_cssMinifier = $options['cssMinifier'];
 }
 if (isset($options['jsMinifier'])) {
 $this->_jsMinifier = $options['jsMinifier'];
 }
 if (isset($options['jsCleanComments'])) {
 $this->_jsCleanComments = (bool)$options['jsCleanComments'];
 }
 }


 /**
 * Minify the markeup given in the constructor
 * 
 * @return string
 */
 public function process()
 {
 if ($this->_isXhtml === null) {
 $this->_isXhtml = (false !== strpos($this->_html, '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML'));
 }
 
 $this->_replacementHash = 'MINIFYHTML' . md5($_SERVER['REQUEST_TIME']);
 $this->_placeholders = array();
 
 // replace SCRIPTs (and minify) with placeholders
 $this->_html = preg_replace_callback(
 '/(\\s*)<script(\\b[^>]*?>)([\\s\\S]*?)<\\/script>(\\s*)/i'
 ,array($this, '_removeScriptCB')
 ,$this->_html);
 
 // replace STYLEs (and minify) with placeholders
 $this->_html = preg_replace_callback(
 '/\\s*<style(\\b[^>]*>)([\\s\\S]*?)<\\/style>\\s*/i'
 ,array($this, '_removeStyleCB')
 ,$this->_html);
 
 // remove HTML comments (not containing IE conditional comments).
 $this->_html = preg_replace_callback(
 '/<!--([\\s\\S]*?)-->/'
 ,array($this, '_commentCB')
 ,$this->_html);
 
 // replace PREs with placeholders
 $this->_html = preg_replace_callback('/\\s*<pre(\\b[^>]*?>[\\s\\S]*?<\\/pre>)\\s*/i'
 ,array($this, '_removePreCB')
 ,$this->_html);
 
 // replace TEXTAREAs with placeholders
 $this->_html = preg_replace_callback(
 '/\\s*<textarea(\\b[^>]*?>[\\s\\S]*?<\\/textarea>)\\s*/i'
 ,array($this, '_removeTextareaCB')
 ,$this->_html);
 
 // trim each line.
 // @todo take into account attribute values that span multiple lines.
 $this->_html = preg_replace('/^\\s+|\\s+$/m', '', $this->_html);
 
 // remove ws around block/undisplayed elements
 $this->_html = preg_replace('/\\s+(<\\/?(?:area|base(?:font)?|blockquote|body'
 .'|caption|center|cite|col(?:group)?|dd|dir|div|dl|dt|fieldset|form'
 .'|frame(?:set)?|h[1-6]|head|hr|html|legend|li|link|map|menu|meta'
 .'|ol|opt(?:group|ion)|p|param|t(?:able|body|head|d|h||r|foot|itle)'
 .'|ul)\\b[^>]*>)/i', '1ドル', $this->_html);
 
 // remove ws outside of all elements
 $this->_html = preg_replace(
 '/>(\\s(?:\\s*))?([^<]+)(\\s(?:\s*))?</'
 ,'>1ドル2ドル3ドル<'
 ,$this->_html);
 
 // use newlines before 1st attribute in open tags (to limit line lengths)
 $this->_html = preg_replace('/(<[a-z\\-]+)\\s+([^>]+>)/i', "1ドル\n2ドル", $this->_html);
 
 // fill placeholders
 $this->_html = str_replace(
 array_keys($this->_placeholders)
 ,array_values($this->_placeholders)
 ,$this->_html
 );
 // issue 229: multi-pass to catch scripts that didn't get replaced in textareas
 $this->_html = str_replace(
 array_keys($this->_placeholders)
 ,array_values($this->_placeholders)
 ,$this->_html
 );
 return $this->_html;
 }
 
 protected function _commentCB($m)
 {
 return (0 === strpos($m[1], '[') || false !== strpos($m[1], '<!['))
 ? $m[0]
 : '';
 }
 
 protected function _reservePlace($content)
 {
 $placeholder = '%' . $this->_replacementHash . count($this->_placeholders) . '%';
 $this->_placeholders[$placeholder] = $content;
 return $placeholder;
 }

 protected $_isXhtml = null;
 protected $_replacementHash = null;
 protected $_placeholders = array();
 protected $_cssMinifier = null;
 protected $_jsMinifier = null;

 protected function _removePreCB($m)
 {
 return $this->_reservePlace("<pre{$m[1]}");
 }
 
 protected function _removeTextareaCB($m)
 {
 return $this->_reservePlace("<textarea{$m[1]}");
 }

 protected function _removeStyleCB($m)
 {
 $openStyle = "<style{$m[1]}";
 $css = $m[2];
 // remove HTML comments
 $css = preg_replace('/(?:^\\s*<!--|-->\\s*$)/', '', $css);
 
 // remove CDATA section markers
 $css = $this->_removeCdata($css);
 
 // minify
 $minifier = $this->_cssMinifier
 ? $this->_cssMinifier
 : 'trim';
 $css = call_user_func($minifier, $css);
 
 return $this->_reservePlace($this->_needsCdata($css)
 ? "{$openStyle}/*<![CDATA[*/{$css}/*]]>*/</style>"
 : "{$openStyle}{$css}</style>"
 );
 }

 protected function _removeScriptCB($m)
 {
 $openScript = "<script{$m[2]}";
 $js = $m[3];
 
 // whitespace surrounding? preserve at least one space
 $ws1 = ($m[1] === '') ? '' : ' ';
 $ws2 = ($m[4] === '') ? '' : ' ';

 // remove HTML comments (and ending "//" if present)
 if ($this->_jsCleanComments) {
 $js = preg_replace('/(?:^\\s*<!--\\s*|\\s*(?:\\/\\/)?\\s*-->\\s*$)/', '', $js);
 }

 // remove CDATA section markers
 $js = $this->_removeCdata($js);
 
 // minify
 $minifier = $this->_jsMinifier
 ? $this->_jsMinifier
 : 'trim';
 $js = call_user_func($minifier, $js);
 
 return $this->_reservePlace($this->_needsCdata($js)
 ? "{$ws1}{$openScript}/*<![CDATA[*/{$js}/*]]>*/</script>{$ws2}"
 : "{$ws1}{$openScript}{$js}</script>{$ws2}"
 );
 }

 protected function _removeCdata($str)
 {
 return (false !== strpos($str, '<![CDATA['))
 ? str_replace(array('<![CDATA[', ']]>'), '', $str)
 : $str;
 }
 
 protected function _needsCdata($str)
 {
 return ($this->_isXhtml && preg_match('/(?:[<&]|\\-\\-|\\]\\]>)/', $str));
 }
}