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https://github.com/roundcube/roundcubemail.git
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5cab1c5b1d
This implements rendering mime-types with content-type 'text/markdown' and 'text/x-markdown' into HTML in the preview and show views (if not "dispositioned" as "attachment"), but not in the get view for attached files (the one opening attachments in an external window.)
52 lines
2.1 KiB
PHP
52 lines
2.1 KiB
PHP
<?php
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/*
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+-----------------------------------------------------------------------+
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| This file is part of the Roundcube Webmail client |
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| Copyright (C) The Roundcube Dev Team |
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| Licensed under the GNU General Public License version 3 or |
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| any later version with exceptions for skins & plugins. |
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| See the README file for a full license statement. |
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| PURPOSE: |
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| Helper class to convert Markdown text to HTML format |
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+-----------------------------------------------------------------------+
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*/
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use League\CommonMark\Environment\Environment;
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use League\CommonMark\Extension\CommonMark\CommonMarkCoreExtension;
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use League\CommonMark\Extension\GithubFlavoredMarkdownExtension;
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use League\CommonMark\MarkdownConverter;
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/**
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* Class for Markdown to HTML conversion
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*/
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class rcube_markdown
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{
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public static function to_html(string $markdown): string
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{
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return self::converter()->convert($markdown);
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}
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protected static function converter()
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{
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// Some settings for security.
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$config = [
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'html_input' => 'strip',
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'allow_unsafe_links' => false,
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];
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$environment = new Environment($config);
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$environment->addExtension(new CommonMarkCoreExtension());
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// GFM bundles some commonly used syntax extensions as well as protects against some raw HTML elements that can
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// breaks things easily.
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$environment->addExtension(new GithubFlavoredMarkdownExtension());
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$converter = new MarkdownConverter($environment);
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$converter = new MarkdownConverter($environment);
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return $converter;
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}
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}
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