bbp-core / includes / features / bbp_voting / helpers.php

helpers.php in Forumax – AI Powered Advanced Community Forum Plugin 1.2.9, at includes/features/bbp_voting/helpers.php

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1	<?php
2	if ( ! defined( 'ABSPATH' ) ) {
3	exit; // Exit if accessed directly.
4	}
5
6	if ( ! function_exists( 'bbp_voting_get_plugin_install_link' ) ) {
7	function bbp_voting_get_plugin_install_link( $plugin, $action = 'install-plugin' ) {
8	return esc_url(
9	wp_nonce_url(
10	add_query_arg(
11	[
12	'action' => $action,
13	'plugin' => $plugin,
14	],
15	admin_url( 'update.php' )
16	),
17	$action . '_' . $plugin
18	)
19	);
20	}
21	}
22
23
24	if ( ! function_exists( 'bbp_voting_get_plugin_activate_link' ) ) {
25	function bbp_voting_get_plugin_activate_link( $plugin, $action = 'activate' ) {
26	if ( strpos( $plugin, '/' ) ) {
27	$plugin = str_replace( '\/', '%2F', $plugin );
28	}
29	$url = sprintf( admin_url( 'plugins.php?action=' . $action . '&plugin=%s&plugin_status=all&paged=1&s' ), $plugin );
30	$_REQUEST['plugin'] = $plugin;
31	$url = wp_nonce_url( $url, $action . '-plugin_' . $plugin );
32	return $url;
33	}
34	}
35
36
37	if ( ! function_exists( 'bbp_voting_field' ) ) {
38	function bbp_voting_field( $key, $name, $label = '', $description = '', $type = 'bool', $pro = false ) {
39	$name_and_id = 'name="' . $key . '" id="' . $key . '"';
40	$teaser = defined( 'BBPVOTINGPRO' ) ? false : $pro;
41	$attributes = $teaser ? 'disabled' : $name_and_id;
42	?>
43	<tr valign="top">
44	<th scope="row">
45	<?php echo $name; ?>:
46	<?php if ( $pro ) { ?>
47	<a href="https://wpforthewin.com/product/bbpress-voting-pro/" target="_blank"><span class="bbp-voting-pro-badge bbp-voting-pro-green">Pro</span></a>
48	<?php } ?>
49	</th>
50	<td>
51	<?php if ( $type == 'bool' ) { ?>
52	<input type="checkbox" <?php echo $attributes; ?> value="true"
53	<?php
54	if ( get_option( $key ) == 'true' ) {
55	echo 'checked';}
56	?>
57	/>
58	<?php } elseif ( is_array( $type ) ) { ?>
59	<select <?php echo $attributes; ?>>
60	<?php foreach ( $type as $option ) { ?>
61	<option value="<?php echo $option; ?>"
62	<?php
63	if ( get_option( $key ) == $option ) {
64	echo ' selected';}
65	?>
66	><?php echo ucwords( str_replace( '-', ' ', $option ) ); ?></option>
67	<?php } ?>
68	</select>
69	<?php } else { ?>
70	<input type="<?php echo $type; ?>" <?php echo $attributes; ?> value="<?php echo get_option( $key ); ?>" data-lpignore="true" />
71	<?php } ?>
72	<?php if ( ! empty( $label ) ) { ?>
73	<label for="<?php echo $key; ?>"><?php echo $label; ?></label>
74	<?php } ?>
75	<?php if ( ! empty( $description ) ) { ?>
76	<p class="description"><?php echo $description; ?></p>
77	<?php } ?>
78	</td>
79	</tr>
80	<?php
81	}
82	}
83
84	if ( ! function_exists( 'bbp_voting_get_current_post_type' ) ) {
85	function bbp_voting_get_current_post_type() {
86	$this_post_id = bbp_get_reply_id() ?: bbp_get_topic_id();
87	return get_post_type( $this_post_id );
88	}
89	}
90
91	if ( ! function_exists( 'bbp_voting_get_post_type_by_id' ) ) {
92	function bbp_voting_get_post_type_by_id( $post_id ) {
93	$this_post_id = bbp_get_reply_id( $post_id ) ?: bbp_get_topic_id( $post_id );
94	return get_post_type( $this_post_id );
95	}
96	}
97
98	if ( ! class_exists( 'WilsonConfidenceIntervalCalculator' ) ) {
99	class WilsonConfidenceIntervalCalculator {
100	/**
101	* Computed value for confidence (z)
102	*
103	* These values were computed using Ruby's Statistics2.pnormaldist function
104	* 1.645 = 90% confidence
105	* 1.959964 = 95.0% confidence
106	* 2.241403 = 97.5% confidence
107	*/
108	public function getScore( int $positiveVotes, int $totalVotes, float $confidence = 1.645 ) : float {
109	return (float) $totalVotes ? $this->lowerBound( $positiveVotes, $totalVotes, $confidence ) : 0;
110	}
111	private function lowerBound( int $positiveVotes, int $totalVotes, float $confidence ) : float {
112	$phat = 1.0 * $positiveVotes / $totalVotes;
113	$numerator = $this->calculationNumerator( $totalVotes, $confidence, $phat );
114	$denominator = $this->calculationDenominator( $totalVotes, $confidence );
115	return $numerator / $denominator;
116	}
117	private function calculationDenominator( int $total, float $z ) : float {
118	return 1 + $z * $z / $total;
119	}
120	private function calculationNumerator( int $total, float $z, float $phat ) : float {
121	return $phat + $z * $z / ( 2 * $total ) - $z * sqrt( ( $phat * ( 1 - $phat ) + $z * $z / ( 4 * $total ) ) / $total );
122	}
123	}
124	}
125
126
127	if ( ! function_exists( 'bbp_voting_parse_args' ) ) {
128	function bbp_voting_parse_args( $args, $defaults = [], $filter_key = '' ) {
129
130	// Setup a temporary array from $args
131	if ( is_object( $args ) ) {
132	$r = get_object_vars( $args );
133	} elseif ( is_array( $args ) ) {
134	$r =& $args;
135	} else {
136	$r = [];
137	wp_parse_str( $args, $r );
138	}
139
140	// Passively filter the args before the parse
141	if ( ! empty( $filter_key ) ) {
142	$r = apply_filters( "bbp_voting_before_{$filter_key}_parse_args", $r, $args, $defaults );
143	}
144
145	// Parse
146	if ( is_array( $defaults ) && ! empty( $defaults ) ) {
147	$r = array_merge( $defaults, $r );
148	}
149
150	// Aggressively filter the args after the parse
151	if ( ! empty( $filter_key ) ) {
152	$r = apply_filters( "bbp_voting_after_{$filter_key}_parse_args", $r, $args, $defaults );
153	}
154
155	// Return the parsed results
156	return $r;
157	}
158	}
159