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

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

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1	<?php
2
3	class PostLockdown_OptionsPage {
4	const PAGE_TITLE = 'Post Lockdown';
5	/** @var string Page hook returned by add_options_page(). */
6	private $page_hook;
7	/** @var PostLockdown */
8	private $postlockdown;
9
10	public function __construct( PostLockdown $postlockdown ) {
11	$this->postlockdown = $postlockdown;
12
13	add_action( 'admin_init', array( $this, '_register_setting' ) );
14	add_action( 'admin_menu', array( $this, '_add_options_page' ) );
15
16	add_action( 'admin_enqueue_scripts', array( $this, '_enqueue_scripts' ) );
17	add_action( 'wp_ajax_pl_autocomplete', array( $this, '_ajax_autocomplete' ) );
18
19	add_filter( 'option_page_capability_' . PostLockdown::KEY, array( $this->postlockdown, 'get_admin_cap' ) );
20
21	add_filter( 'admin_footer_text', array( $this, '_filter_admin_footer_text' ) );
22	}
23
24	/**
25	* Callback for the 'admin_init' hook.
26	*
27	* Registers the plugin's option name so it gets saved.
28	*/
29	public function _register_setting() {
30	register_setting( PostLockdown::KEY, PostLockdown::KEY );
31	}
32
33	/**
34	* Callback for the 'admin_menu' hook.
35	*
36	* Adds the plugin's options page.
37	*/
38	public function _add_options_page() {
39	$this->page_hook = add_options_page(
40	self::PAGE_TITLE,
41	self::PAGE_TITLE,
42	$this->postlockdown->get_admin_cap(),
43	PostLockdown::KEY,
44	array( $this, '_output_options_page' )
45	);
46	}
47
48	/**
49	* Callback used by add_options_page().
50	*
51	* Outputs the options page HTML.
52	*/
53	public function _output_options_page() {
54	$blocks = array();
55
56	$blocks[] = array(
57	'key' => 'locked',
58	'heading' => __( 'Locked Posts', 'postlockdown' ),
59	'input_name' => 'locked_post_ids',
60	'description' => __( 'Locked posts cannot be edited, trashed or deleted by non-admins', 'postlockdown' ),
61	);
62
63	$blocks[] = array(
64	'key' => 'protected',
65	'heading' => __( 'Protected Posts', 'postlockdown' ),
66	'input_name' => 'protected_post_ids',
67	'description' => __( 'Protected posts cannot be trashed or deleted by non-admins', 'postlockdown' ),
68	);
69
70	include_once( $this->postlockdown->plugin_path . 'view/options-page.php' );
71	}
72
73	/**
74	* Callback for the 'pl_autocomplete' AJAX action.
75	*
76	* Responds with a json encoded array of posts matching the query.
77	*/
78	public function _ajax_autocomplete() {
79	$posts = $this->get_posts( array(
80	's' => $_REQUEST['term'],
81	'offset' => (int) $_REQUEST['offset'],
82	'posts_per_page' => 10,
83	) );
84
85	wp_send_json_success( $posts );
86	}
87
88	/**
89	* Callback for the 'admin_enqueue_scripts' hook.
90	*
91	* Enqueues the required scripts and styles for the plugin options page.
92	*
93	* @param string $hook The current admin screen.
94	*/
95	public function _enqueue_scripts( $hook ) {
96	// If it's not the plugin options page get out of here.
97	if ( $hook !== $this->page_hook ) {
98	return;
99	}
100
101	$assets_path = $this->postlockdown->plugin_url . 'view/assets/';
102	$extension = ( defined( 'SCRIPT_DEBUG' ) && SCRIPT_DEBUG ) ? '' : '.min';
103
104	wp_enqueue_style( PostLockdown::KEY, $assets_path . 'css/postlockdown' . $extension . '.css', null, null );
105	wp_enqueue_script( PostLockdown::KEY, $assets_path . 'js/postlockdown' . $extension . '.js', array( 'jquery-ui-autocomplete' ), null, true );
106
107	$posts = $this->get_posts( array(
108	'nopaging' => true,
109	'post__in' => array_merge(
110	$this->postlockdown->get_locked_post_ids( true ),
111	$this->postlockdown->get_protected_post_ids( true )
112	),
113	) );
114
115	$data = array();
116
117	foreach ( $posts as $post ) {
118	if ( $this->postlockdown->is_post_locked( $post->ID ) ) {
119	$data['locked'][] = $post;
120	}
121
122	if ( $this->postlockdown->is_post_protected( $post->ID ) ) {
123	$data['protected'][] = $post;
124	}
125	}
126
127	wp_localize_script( PostLockdown::KEY, PostLockdown::KEY, $data );
128	}
129
130	/**
131	* Filter for the 'admin_footer_text' hook.
132	* Changes the footer message on the plugin options page.
133	*
134	* @param string $html
135	*
136	* @return string
137	*/
138	public function _filter_admin_footer_text( $html ) {
139	$screen = get_current_screen();
140
141	if ( $screen->id !== $this->page_hook ) {
142	return $html;
143	}
144
145	$text = sprintf( __( 'Thank you for using Post Lockdown. If you like it, please consider <a href="%s" target="_blank">leaving a review.</a>' ), __( 'https://wordpress.org/support/view/plugin-reviews/post-lockdown?rate=5#postform' ) );
146
147	$html = '<span id="footer-thankyou">' . $text . '</span>';
148
149	return $html;
150	}
151
152	/**
153	* Convenience wrapper for get_posts().
154	*
155	* @param array $args Array of args to merge with defaults passed to get_posts().
156	*
157	* @return WP_Post[] Array of post objects.
158	*/
159	private function get_posts( $args = array() ) {
160	$defaults = array(
161	'post_type' => $this->postlockdown->get_post_types(),
162	'post_status' => array( 'publish', 'pending', 'draft', 'future', 'private', 'inherit' ),
163	);
164
165	$args = wp_parse_args( $args, $defaults );
166
167	$args = apply_filters( 'postlockdown_get_posts', $args );
168
169	$query = new WP_Query( $args );
170
171	return $query->posts;
172	}
173	}
174