為SyntaxHighlighter添加新語(yǔ)言的方法

2024-09-06 19:16:56

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因?yàn)榻?jīng)常要在博客里貼一些Lua代碼，但是所使用的SyntaxHighlighter插件默認(rèn)不支持Lua語(yǔ)言，所以去研究了一下如何為SyntaxHighlighter添加并激活一個(gè)新的語(yǔ)言，這里將過(guò)程和有同樣需求的童鞋分享。（因?yàn)槲姨砑拥氖荓ua語(yǔ)言，下面的過(guò)程描述會(huì)以Lua為例，在添加你所需要的語(yǔ)言時(shí)，你只要將相應(yīng)的項(xiàng)更換為你的自定義設(shè)置即可）

1. 從這篇博客里尋找所需要的語(yǔ)言：http://www.undermyhat.org/blog/2009/09/list-of-brushes-syntaxhighligher/；
2. 下載對(duì)應(yīng)的shBrushXXX.js腳本，比如我下載的是shBrushLua.js，它看起來(lái)像這樣：

復(fù)制代碼代碼如下:

SyntaxHighlighter.brushes.Lua = function()
{
var keywords = 'break do end else elseif function if local nil not or repeat return and then until while this';
var funcs = 'math//.//w+ string//.//w+ os//.//w+ debug//.//w+ io//.//w+ error fopen dofile coroutine//.//w+ arg getmetatable ipairs loadfile loadlib loadstring longjmp print rawget rawset seek setmetatable assert tonumber tostring';

this.regexList = [
  { regex: new RegExp('--//[//[[//s//S]*//]//]--', 'gm'),  css: 'comments' },
  { regex: new RegExp('--[^//[]{2}.*$', 'gm'),       css: 'comments' }, // one line comments
  { regex: SyntaxHighlighter.regexLib.doubleQuotedString,     css: 'string' },    // strings
  { regex: SyntaxHighlighter.regexLib.singleQuotedString,     css: 'string' },    // strings
  { regex: new RegExp(this.getKeywords(keywords), 'gm'),  css: 'keyword' }, // keyword
  { regex: new RegExp(this.getKeywords(funcs), 'gm'),      css: 'func' },  // functions
  ];
}

SyntaxHighlighter.brushes.Lua.prototype = new SyntaxHighlighter.Highlighter();
SyntaxHighlighter.brushes.Lua.aliases = ['lua'];

3. 使用FTP工具登陸到WordPress空間，進(jìn)入到wp-content/plugins目錄，新建一個(gè)目錄，取一個(gè)有意義的名字，比如syntaxhighlighter-lua；
4. 將shBrushLua.js上傳到新創(chuàng)建的目錄；
5. 在該目錄創(chuàng)建一個(gè)另一個(gè)shBrushLua.php文件，添加如下內(nèi)容：

復(fù)制代碼代碼如下:

<?php
/*
Plugin Name: SyntaxHighlighter Evolved: Lua 
Description: Adds support for the Lua language to the SyntaxHighlighter Evolved plugin.
Author: Benny 
Version: 1.0.0
*/

// SyntaxHighlighter Evolved doesn't do anything until early in the "init" hook, so best to wait until after that
add_action( 'init', 'syntaxhighlighter_lua_regscript' );

// Tell SyntaxHighlighter Evolved about this new language/brush
add_filter( 'syntaxhighlighter_brushes', 'syntaxhighlighter_lua_addlang' );

// Register the brush file with WordPress
function syntaxhighlighter_lua_regscript() {
    wp_register_script( 'syntaxhighlighter-brush-lua', plugins_url( 'shBrushLua.js', __FILE__ ), array('syntaxhighlighter-core'), '1.1.1' );
}

// Filter SyntaxHighlighter Evolved's language array
function syntaxhighlighter_lua_addlang( $brushes ) {
    $brushes['lua'] = 'lua';
    return $brushes;
}
?>