96 lines
3.3 KiB
PHP
96 lines
3.3 KiB
PHP
<?php
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/*
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Plugin Name: SyntaxHighlighter-NG
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Version: 1.0.3
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Plugin URI: https://git.la10cy.net/DeltaLima/flatpress-plugin-syntaxhighlighter-ng
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Description: <a href="https://git.la10cy.net/DeltaLima/flatpress-plugin-syntaxhighlighter-ng/">SyntaxHighlighter-NG</a> (forked from <a href="https://forum.flatpress.org/viewtopic.php?p=1130&hilit=syntax+highlight#p1135">Arvid's forum post</a>, using now <a href="https://prismjs.com">prism.js</a>)
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Author: 2005 NoWhereMan, 2023 DeltaLima
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Author URI: https://deltalima.org
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License: MIT
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the “Software”), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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*/
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function plugin_syntaxhighlighter_add($lang=null) {
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static $languages = array();
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$pdir=plugin_geturl('syntaxhighlighter');
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// create array containing the used languages
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$languages[] = "{$lang}";
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// remove unique
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$languages = array_unique($languages);
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return $languages;
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}
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function plugin_syntaxhighlighter_head() {
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$config = include('config.php');
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$pdir=plugin_geturl('syntaxhighlighter');
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echo <<<PRISMJS
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<!-- start of prism.js header -->
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<link rel="stylesheet" type="text/css" href="{$pdir}res/prism.plugins.css" />
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<link rel="stylesheet" type="text/css" href="{$pdir}res/prism-{$config['theme']}.css" />
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<!-- end of prism.js header -->
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PRISMJS;
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}
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add_action('wp_head', 'plugin_syntaxhighlighter_head');
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function plugin_syntaxhighlighter_foot() {
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$config = include('config.php');
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// convert the returned array into a json one, to have an easier time
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// giving it to the javascript below
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$used_languages = json_encode(plugin_syntaxhighlighter_add());
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$pdir=plugin_geturl('syntaxhighlighter');
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// javascript part
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echo <<<PRISMBOX
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<!-- start of prism.js footer -->
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<script type="text/javascript" src="{$pdir}res/prism.{$config['size']}.js"></script>
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<!-- include wrapping-function to wrap content of pre html-tags into code-tags, as said in https://prismjs.com/index.html#basic-usage -->
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<script type="text/javascript" src="{$pdir}res/syntaxhighlighter-ng.js"></script>
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<!-- call wrap_pre_tags() from syntaxhighlighter-ng.js -->
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<script type="text/javascript">
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var used_languages = {$used_languages};
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var enable_line_numbers = {$config['line-numbers']};
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wrap_pre_tags(used_languages, enable_line_numbers);
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</script>
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<!-- end of prism.js footer -->
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PRISMBOX;
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}
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add_action('wp_footer', 'plugin_syntaxhighlighter_foot');
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?>
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