basepress / includes / class-basepress-shortcodes.php

class-basepress-shortcodes.php in Knowledge Base documentation & wiki plugin – BasePress Docs trunk, at includes/class-basepress-shortcodes.php

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1	<?php
2
3	/**
4	* This class declares and handles the shortcodes.
5	*/
6	// Exit if called directly
7	if ( !defined( 'ABSPATH' ) ) {
8	exit;
9	}
10	if ( !class_exists( 'Basepress_Shortcodes' ) ) {
11	class Basepress_Shortcodes {
12	/**
13	* basepress_shortcodes constructor.
14	*
15	* @since 1.0.0
16	*/
17	public function __construct() {
18	// register basepress shortcode
19	add_shortcode( 'basepress', array($this, 'shortcodes_router') );
20	// register articles list shortcode
21	add_shortcode( 'basepress-articles', array($this, 'articles_list_shortcodes') );
22	//Add shortcode to bottom of entry page if not present
23	add_filter( 'the_content', array($this, 'add_products'), 10 );
24	}
25
26	/**
27	* Add shortcode to bottom of entry page if not present
28	*
29	* @since 2.7.0
30	*
31	* @param $content
32	* @return string
33	*/
34	public function add_products( $content ) {
35	global $basepress_utils, $post;
36	if ( apply_filters( 'basepress_skip_auto_shortcode', false ) ) {
37	return $content;
38	}
39	$entry_page = $basepress_utils->get_option( 'entry_page' );
40	$entry_page = apply_filters( 'basepress_entry_page', $entry_page );
41	if ( empty( $entry_page ) \|\| empty( $post ) ) {
42	return $content;
43	}
44	if ( isset( $post->ID ) && (int) $entry_page != (int) $post->ID ) {
45	return $content;
46	}
47	$has_block = ( function_exists( 'has_block' ) ? has_block( 'basepress-kb/products-block' ) : false );
48	if ( !has_shortcode( $content, 'basepress' ) && !$has_block ) {
49	$content = rtrim( $content, PHP_EOL );
50	$content .= PHP_EOL . "[basepress]";
51	}
52	return $content;
53	}
54
55	/**
56	* Calls the shortcode function according to the short code attributes
57	* If there are not attributes it will generate the product list
58	*
59	* @since 1.0.0
60	*
61	* @param $atts
62	* @param $content
63	* @param $tag
64	* @return string
65	*/
66	public function shortcodes_router( $atts, $content, $tag ) {
67	global $post, $basepress_shortcode_editor;
68	if ( empty( $atts ) ) {
69	return $this->show_products();
70	} else {
71	return;
72	}
73	}
74
75	public function articles_list_shortcodes( $atts ) {
76	return;
77	}
78
79	/**
80	* Generates the products page calling the products.php template in the theme
81	*
82	* @since 1.0.0
83	*
84	* @updaed 2.1.0
85	*
86	* @return string
87	*/
88	public function show_products() {
89	global $basepress_utils;
90	$products = $basepress_utils->get_products();
91	if ( empty( $products ) ) {
92	//We may not get any product if they are restricted to the public by the content restriction
93	//We should not output the "no products message" in that case so we will run a new query not affected by Content restriction
94	if ( $basepress_utils->get_option( 'activate_restrictions' ) ) {
95	$terms_args = array(
96	'taxonomy' => 'knowledgebase_cat',
97	'hide_empty' => true,
98	'parent' => 0,
99	'fields' => 'ids',
100	);
101	$products_terms = get_terms( $terms_args );
102	if ( empty( $products_terms ) ) {
103	return $basepress_utils->no_products_message();
104	} else {
105	return '';
106	}
107	}
108	return $basepress_utils->no_products_message();
109	}
110	$products_template = $basepress_utils->get_theme_file_path( 'products.php' );
111	ob_start();
112	if ( $products_template ) {
113	include $products_template;
114	}
115	return ob_get_clean();
116	}
117
118	}
119
120	// End class
121	new basepress_shortcodes();
122	}