VvebOIDC/plugins/markdown-editor/plugin.php

126 lines
3.8 KiB
PHP

<?php
/**
* Vvveb
*
* Copyright (C) 2022 Ziadin Givan
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*
*/
/*
Name: Markdown Editor
Slug: markdown-editor
Category: content
Url: https://www.vvveb.com
Description: Change post and product page editor to markdown, automatically render as html on frontend.
Author: givanz
Version: 0.1
Thumb: markdown-editor.svg
Author url: https://www.vvveb.com
*/
use Vvveb\Plugins\MarkdownEditor\System\Parsedown as Parsedown;
use Vvveb\System\Event;
if (! defined('V_VERSION')) {
die('Invalid request!');
}
class MarkdownEditorPlugin {
private $parsedown;
private function markdownToHtml($markdown) {
//escape html tags
$markdown = str_replace(['<', '>'], ['&lt;', '&gt;'], $markdown);
//escape code blocks
$markdown = preg_replace_callback('/```.*?```/ms', function ($matches) {
return str_replace(['&lt;', '&gt;'], ['<', '>'], $matches[0]);
}, $markdown);
/*
$markdown = preg_replace_callback('/```.*?```/ms', function ($matches) {
return htmlentities($matches[0]);
}, $markdown);*/
$this->parsedown = new Parsedown();
$html = $text = $this->parsedown->text($markdown);
//admonitions support
$html = preg_replace_callback('/<p>:::(\w+)<\/p>(.*?)\n<p>:::<\/p>/ms', function ($matches) {
$text = $matches[1];
$type = str_replace(['info', 'tip', 'note', 'caution', 'danger'], ['primary', 'info', 'secondary', 'warning', 'danger'], $text);
$icon = str_replace(['primary', 'info', 'secondary', 'warning', 'danger'], ['&#128712;', '&#128161;', '&#8505;', ' &#128710;', '&#128711;'], $type);
$message = strip_tags($matches[2], '<span><a>');
return '<p class="alert alert-' . $type . ' " role="alert"><span class="fs-5 align-middle">' . $icon . '</span><strong class="initialism align-middle badge bg-white text-' . $type . '">' . $text . '</strong>' . $message . '</p>';
}, $html);
return $html;
}
function addMarkdownEditor() {
//add script on compile
Event::on('Vvveb\System\Core\View', 'compile', __CLASS__, function ($template, $htmlFile, $tplFile, $vTpl, $view) {
//insert js and css on post and product page
if ($template == 'content/post.html' || $template == 'product/product.html') {
//insert script
$vTpl->loadTemplateFile(__DIR__ . '/admin/template/editor.tpl');
//$vTpl->addCommand('body|append', $script);
}
return [$template, $htmlFile, $tplFile, $vTpl, $view];
});
}
function admin() {
$this->addMarkdownEditor();
}
function app() {
//post component
Event::on('Vvveb\Component\Post', 'results', __CLASS__, function ($results = false) {
if ($results) {
$results['content'] = $this->markdownToHtml($results['content']);
}
return [$results];
});
//posts component
Event::on('Vvveb\Component\Posts', 'results', __CLASS__, function ($results = false) {
if (isset($results['post'])) {
foreach ($results['post'] as &$post) {
$post['content'] = $this->markdownToHtml($post['content']);
}
}
return [$results];
});
}
function __construct() {
if (APP == 'admin') {
$this->admin();
} else {
if (APP == 'app') {
$this->app();
}
}
}
}
$markdownPlugin = new MarkdownEditorPlugin();