markup-markdown / markup-markdown.php

markup-markdown.php in Markup Markdown 3.9.0, at markup-markdown.php

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1	<?php
2	/**
3	* Markup Markdown
4	*
5	* Plugin Name: Markup Markdown
6	* Description: Replaces the Gutenberg Block Editor in favor of pure markdown based markups
7	* Version: 3.9.0
8	* Author: Pierre-Henri Lavigne
9	* Author URI: https://www.markup-markdown.com
10	* License: GPLv2 or later
11	* License URI: http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
12	* Text Domain: markup-markdown
13	* Domain Path: /languages
14	* Requires at least: 4.9
15	* Tested up to: 6.6.2
16	*
17	* This program is free software; you can redistribute it and/or modify it under the terms of the GNU
18	* General Public License version 2, as published by the Free Software Foundation. You may NOT assume
19	* that you can use any other version of the GPL.
20	*
21	* This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without
22	* even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
23	*/
24
25	defined( 'ABSPATH' ) \|\| exit;
26	define('MMD_FILE_URL', __FILE__);
27
28	if ( ! class_exists( 'Markup_Markdown' ) ) :
29
30	class Markup_Markdown {
31
32	protected $parser;
33
34	protected $settings = array(
35	'version' => '3.9.0',
36	'plugin_uri' => '',
37	'plugin_dir' => '',
38	'plugin_slug' => '',
39	'cache_dir' => '',
40	'conf_dir' => '',
41	'curr_blog' => '1_1',
42	'default_conf' => array()
43	);
44
45
46	public function __construct() {
47	$this->settings[ 'plugin_slug' ] = plugin_basename( __DIR__ );
48	$this->settings[ 'plugin_uri' ] = plugin_dir_url( __FILE__ );
49	$this->settings[ 'plugin_dir' ] = plugin_dir_path( __FILE__ );
50	$this->settings[ 'cache_dir' ] = WP_CONTENT_DIR . '/mmd-cache';
51	$this->settings[ 'conf_dir' ] = WP_CONTENT_DIR . '/mmd-conf';
52	$this->settings[ 'cache_blog_prefix' ] = WP_CONTENT_DIR . '/mmd-cache/' . get_current_network_id() . '_' . get_current_blog_id() . '_';
53	$this->settings[ 'conf_blog_prefix' ] = WP_CONTENT_DIR . '/mmd-conf/' . get_current_network_id() . '_' . get_current_blog_id() . '_';
54	require_once $this->settings[ 'plugin_dir' ] . '/MarkupMarkdown/Core/Activation.php';
55	}
56
57
58	/**
59	* Overloading method __get
60	*
61	* @since 2.0.0
62	* @access public
63	*
64	* @param String $name The name of the key in the $settings variable to retrieve
65	* @return Mixed The value of the related key in $settings or an empty string
66	*/
67	public function __get( $name ) {
68	return isset( $this->settings[ $name ] ) ? $this->settings[ $name ] : '';
69	}
70
71
72	/**
73	* Overloading method __set
74	*
75	* @since 2.0.0
76	* @access public
77	*
78	* @param String $name The name of the key in the $settings variable to overwrite
79	* @param Mixed $val The new value of the related key in the $settings variable
80	* @return Void
81	*/
82	public function __set( $name, $val ) {
83	if ( isset( $this->settings[ $name ] ) && is_array( $this->settings[ $name ] ) && is_array( $val ) ) :
84	$this->settings[ $name ] = array_merge( $this->settings[ $name ], $val );
85	else :
86	$fixed = array( 'plugin_uri', 'plugin_dir', 'plugin_slug', 'cache_dir', 'conf_dir', 'curr_blog', 'default_conf' );
87	if ( ! in_array( $name, $fixed ) ) :
88	$this->settings[ $name ] = $val;
89	endif;
90	endif;
91	}
92
93
94	/**
95	* @since 1.0
96	* @access public
97	*
98	* @param String $content The markdown code
99	*
100	* @return String The HTML content
101	*/
102	public function markdown2html( $content ) {
103	$filtered = apply_filters( 'field_markdown2html', $content );
104	$html = htmlspecialchars_decode( $filtered, ENT_COMPAT );
105	return do_shortcode( $html );
106	}
107
108
109	/**
110	* @since 3.0
111	* @access public
112	*
113	* @param $file String Target file
114	*
115	* @return Void
116	*/
117	public function clear_cache( $file = '' ) {
118	if ( function_exists( 'wp_opcache_invalidate' ) ) :
119	wp_opcache_invalidate( $file );
120	elseif ( function_exists( 'opcache_invalidate' ) ) :
121	opcache_invalidate( $file );
122	endif;
123	}
124
125
126	/**
127	* Tiny function to filter user permissions
128	*
129	* @since 3.3.0
130	* @access public
131	*
132	* @param Boolean TRUE to grant access user with enough premission
133	*
134	* @return Boolean TRUE if granted or FALSE
135	*/
136	public function user_allowed( $user_id = 0 ) {
137	if ( ! $user_id ) :
138	$user_id = get_current_user_id();
139	endif;
140	if ( ! $user_id ) :
141	# Disable Guest users
142	return false;
143	endif;
144	$user = new \WP_User( $user_id );
145	if ( $user && ! $user->has_cap( 'edit_posts' ) ) :
146	# Disable Subscribers or users without edit permissions
147	return false;
148	endif;
149	return true;
150	}
151
152	}
153
154
155	// Allow developers to access our properties and methods of the instance
156	final class Markup_Markdown_Instance {
157
158	private static $instance;
159
160	public static function instance() {
161	if ( ! isset( self::$instance ) && ! ( self::$instance instanceOf Markup_Markdown_Instance ) ) :
162	self::$instance = new Markup_Markdown();
163	endif;
164	return self::$instance;
165	}
166
167	}
168
169
170	if ( ! function_exists( 'mmd' ) ) :
171	function mmd() {
172	return Markup_Markdown_Instance::instance();
173	}
174	// Run
175	mmd();
176	endif;
177
178
179	endif;
180