post-lockdown / classes / class-postlockdown-statuscolumn.php

class-postlockdown-statuscolumn.php in Post Lockdown 2.1, at classes/class-postlockdown-statuscolumn.php

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1	<?php
2
3	class PostLockdown_StatusColumn {
4	const COLUMN_KEY = 'postlockdown_status';
5
6	/** @var PostLockdown */
7	private $postlockdown;
8
9	public function __construct( PostLockdown $postlockdown ) {
10	$this->postlockdown = $postlockdown;
11	add_action( 'admin_init', array( $this, '_set_post_type_hooks' ) );
12	add_action( 'admin_head', array( $this, '_column_output_style' ) );
13	}
14
15	/**
16	* Callback for the 'admin_init' hook.
17	*
18	*/
19	public function _set_post_type_hooks() {
20	$column_hidden = apply_filters( 'postlockdown_column_hidden_default', true );
21
22	foreach ( $this->postlockdown->get_post_types() as $post_type ) {
23	add_filter( "manage_{$post_type}_posts_columns", array( $this, '_column_add' ) );
24	add_action( "manage_{$post_type}_posts_custom_column", array( $this, '_column_output' ), 10, 2 );
25
26	if ( $column_hidden ) {
27	/*
28	* Credit: Yoast SEO
29	*
30	* Use the `get_user_option_{$option}` filter to change the output of the get_user_option
31	* function for the `manage{$screen}columnshidden` option, which is based on the current
32	* admin screen. The admin screen we want to target is the `edit-{$post_type}` screen.
33	*/
34	$filter = sprintf( 'get_user_option_%s', sprintf( 'manage%scolumnshidden', 'edit-' . $post_type ) );
35	add_filter( $filter, array( $this, '_column_hidden' ), 10, 3 );
36	}
37	}
38	}
39
40	/**
41	* Filter for all 'get_user_option_manageedit-{$post_type}columnshidden' hooks
42	* added in the _set_post_type_hooks() method
43	* @see PostLockdown_StatusColumn::_set_post_type_hooks()
44	*
45	* Hides the status column for the user if they haven't already hidden any columns
46	* on the current screen.
47	*
48	* @param $result
49	* @param $option
50	* @param WP_User $user
51	*
52	* @return array
53	*/
54	public function _column_hidden( $result, $option, $user ) {
55	global $wpdb;
56
57	$prefix = $wpdb->get_blog_prefix();
58	if ( ! $user->has_prop( $prefix . $option ) && ! $user->has_prop( $option ) ) {
59	if ( ! is_array( $result ) ) {
60	$result = array();
61	}
62
63	$result[] = self::COLUMN_KEY;
64	}
65
66	return $result;
67	}
68
69	/**
70	* Filter for the manage_{$post_type}_posts_columns hook.
71	*
72	* Adds the plugin's status column to all post list tables.
73	*
74	* @param array $columns
75	*
76	* @return array
77	*/
78	public function _column_add( $columns ) {
79	$label = apply_filters( 'postlockdown_column_label', 'Post Lockdown' );
80
81	$new_columns = array();
82	$column_added = false;
83
84	foreach ( $columns as $key => $column ) {
85	$new_columns[ $key ] = $column;
86
87	if ( ! $column_added && ( 'title' === $key \|\| 'name' === $key ) ) {
88	$new_columns[ self::COLUMN_KEY ] = $label;
89
90	$column_added = true;
91	}
92	}
93
94	if ( ! $column_added ) {
95	$new_columns[ self::COLUMN_KEY ] = $label;
96	}
97
98	return $new_columns;
99	}
100
101	/**
102	* Callback for the manage_{$post_type}_posts_custom_column hook.
103	*
104	* Prints the relevant output, if any, for the status column.
105	*
106	* @param string $column
107	* @param int $post_id
108	*/
109	public function _column_output( $column, $post_id ) {
110	if ( self::COLUMN_KEY !== $column ) {
111	return;
112	}
113
114	$html = '';
115	$status = false;
116	if ( $this->postlockdown->is_post_locked( $post_id ) ) {
117	$html = '<span title="Locked - Cannot be edited, trashed or deleted" class="dashicons dashicons-lock"></span> Locked';
118	$status = 'locked';
119	} elseif ( $this->postlockdown->is_post_protected( $post_id ) ) {
120	$html = '<span title="Protected - Cannot be trashed or deleted" class="dashicons dashicons-unlock"></span> Protected';
121	$status = 'protected';
122	}
123
124	if ( false !== $status ) {
125	$html = apply_filters( 'postlockdown_column_html', $html, $status, $post_id );
126	echo $html; // xss ok
127	}
128	}
129
130	public function _column_output_style() {
131	global $pagenow;
132
133	if ( 'edit.php' !== $pagenow ) {
134	return;
135	}
136
137	?>
138	<style id="postlockdown-column-styles">
139	.fixed .column-postlockdown_status {
140	width: 10%;
141	}
142
143	.fixed td.column-postlockdown_status .dashicons {
144	color: #444;
145	font-size: 22px;
146	}
147	</style>
148	<?php
149	}
150	}
151