user-submitted-posts / library / shortcode-access.php

shortcode-access.php in User Submitted Posts – Enable Users to Submit Posts from the Front End trunk, at library/shortcode-access.php

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1	<?php // User Submitted Posts - Access Control
2
3	/*
4	Shortcode: display content based on user capability
5	Syntax: [usp_access cap="read" deny=""][/usp_access]
6	Can use {tag} to output <tag>
7	https://wordpress.org/documentation/article/roles-and-capabilities/
8	*/
9
10	if (!function_exists('usp_access')) :
11
12	function usp_access($attr, $content = null) {
13
14	extract(shortcode_atts(array('cap' => 'read', 'deny' => ''), $attr));
15
16	// deny message
17
18	$deny = htmlspecialchars($deny, ENT_QUOTES);
19
20	$deny = str_replace("{", "<", $deny);
21	$deny = str_replace("}", ">", $deny);
22
23	$deny = wp_kses_post($deny);
24
25	// content
26
27	$content = htmlspecialchars($content, ENT_QUOTES);
28
29	$content = str_replace("{", "<", $content);
30	$content = str_replace("}", ">", $content);
31
32	$content = wp_kses_post($content);
33
34	//
35
36	$caps = array_map('trim', explode(',', $cap));
37
38	foreach ($caps as $c) {
39
40	if (current_user_can($c) && !is_null($content) && !is_feed()) return do_shortcode($content);
41
42	}
43
44	return $deny;
45
46	}
47
48	add_shortcode('usp_access', 'usp_access');
49
50	endif;
51
52
53
54	/*
55	Shortcode: display content to visitors (not logged in)
56	Syntax: [usp_visitor deny=""][/usp_visitor]
57	Can use {tag} to output <tag>
58	*/
59
60	if (!function_exists('usp_visitor')) :
61
62	function usp_visitor($attr, $content = null) {
63
64	extract(shortcode_atts(array('deny' => ''), $attr));
65
66	// deny message
67
68	$deny = htmlspecialchars($deny, ENT_QUOTES);
69
70	$deny = str_replace("{", "<", $deny);
71	$deny = str_replace("}", ">", $deny);
72
73	$deny = wp_kses_post($deny);
74
75	// content
76
77	$content = htmlspecialchars($content, ENT_QUOTES);
78
79	$content = str_replace("{", "<", $content);
80	$content = str_replace("}", ">", $content);
81
82	$content = wp_kses_post($content);
83
84	//
85
86	if ((!is_user_logged_in() && !is_null($content)) \|\| is_feed()) return do_shortcode($content);
87
88	return $deny;
89
90	}
91
92	add_shortcode('usp_visitor', 'usp_visitor');
93
94	endif;
95
96
97
98	/*
99	Shortcode: display content to members (logged in)
100	Syntax: [usp_member deny=""][/usp_member]
101	Can use {tag} to output <tag>
102	*/
103
104	if (!function_exists('usp_member')) :
105
106	function usp_member($attr, $content = null) {
107
108	extract(shortcode_atts(array('deny' => ''), $attr));
109
110	// deny message
111
112	$deny = htmlspecialchars($deny, ENT_QUOTES);
113
114	$deny = str_replace("{", "<", $deny);
115	$deny = str_replace("}", ">", $deny);
116
117	$deny = wp_kses_post($deny);
118
119	// content
120
121	$content = htmlspecialchars($content, ENT_QUOTES);
122
123	$content = str_replace("{", "<", $content);
124	$content = str_replace("}", ">", $content);
125
126	$content = wp_kses_post($content);
127
128	//
129
130	if (is_user_logged_in() && !is_null($content) && !is_feed()) return do_shortcode($content);
131
132	return $deny;
133
134	}
135
136	add_shortcode('usp_member', 'usp_member');
137
138	endif;
139
140
141
142	/*
143	Shortcode Empty Paragraph Fix
144	*/
145
146	if (!function_exists('usp_shortcode_empty_p_fix')) :
147
148	function usp_shortcode_empty_p_fix($content) {
149
150	$array = array(
151
152	'<p>[' => '[',
153	']</p>' => ']',
154	']<br />' => ']',
155	']<br>' => ']'
156
157	);
158
159	$content = strtr($content, $array);
160
161	return $content;
162
163	}
164
165	add_filter('the_content', 'usp_shortcode_empty_p_fix');
166
167	endif;