code-snippets / php / admin-menus / class-admin-menu.php

class-admin-menu.php in Code Snippets 3.9.1, at php/admin-menus/class-admin-menu.php

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1	<?php
2
3	namespace Code_Snippets;
4
5	/**
6	* Base class for a plugin admin menu.
7	*/
8	abstract class Admin_Menu {
9
10	/**
11	* The snippet page short name.
12	*
13	* @var string
14	*/
15	public string $name;
16
17	/**
18	* The label shown in the admin menu.
19	*
20	* @var string
21	*/
22	public string $label;
23
24	/**
25	* The text used for the page title.
26	*
27	* @var string
28	*/
29	public string $title;
30
31	/**
32	* The base slug for the top-level admin menu.
33	*
34	* @var string
35	*/
36	protected string $base_slug;
37
38	/**
39	* The slug for this admin menu.
40	*
41	* @var string
42	*/
43	protected string $slug;
44
45	/**
46	* Constructor.
47	*
48	* @param string $name The snippet page short name.
49	* @param string $label The label shown in the admin menu.
50	* @param string $title The text used for the page title.
51	*/
52	public function __construct( string $name, string $label, string $title ) {
53	$this->name = $name;
54	$this->label = $label;
55	$this->title = $title;
56
57	$this->base_slug = code_snippets()->get_menu_slug();
58	$this->slug = code_snippets()->get_menu_slug( $name );
59	}
60
61	/**
62	* Register action and filter hooks.
63	*
64	* @return void
65	*/
66	public function run() {
67	if ( ! code_snippets()->is_compact_menu() ) {
68	add_action( 'admin_menu', array( $this, 'register' ) );
69	add_action( 'network_admin_menu', array( $this, 'register' ) );
70	}
71	}
72
73	/**
74	* Add a sub-menu to the Snippets menu.
75	*
76	* @param string $slug Menu slug.
77	* @param string $label Label shown in admin menu.
78	* @param string $title Page title.
79	*
80	* @return void
81	*/
82	public function add_menu( string $slug, string $label, string $title ) {
83	$hook = add_submenu_page(
84	$this->base_slug,
85	$title,
86	$label,
87	code_snippets()->get_cap(),
88	$slug,
89	array( $this, 'render' )
90	);
91
92	add_action( 'load-' . $hook, array( $this, 'load' ) );
93	}
94
95	/**
96	* Register the admin menu
97	*/
98	public function register() {
99	$this->add_menu( $this->slug, $this->label, $this->title );
100	}
101
102	/**
103	* Render the content of a vew template
104	*
105	* @param string $name Name of view template to render.
106	*/
107	protected function render_view( string $name ) {
108	include dirname( PLUGIN_FILE ) . '/php/views/' . $name . '.php';
109	}
110
111	/**
112	* Render the menu
113	*/
114	public function render() {
115	$this->render_view( $this->name );
116	}
117
118	/**
119	* Print the status and error messages
120	*/
121	protected function print_messages() {
122	// None required by default.
123	}
124
125	/**
126	* Executed when the admin page is loaded
127	*/
128	public function load() {
129	// Make sure the user has permission to be here.
130	if ( ! current_user_can( code_snippets()->get_cap() ) ) {
131	wp_die( esc_html__( 'You are not authorized to access this page.', 'code-snippets' ) );
132	}
133
134	// Create the snippet tables if they are missing.
135	$db = code_snippets()->db;
136
137	if ( is_multisite() ) {
138	$db->create_missing_table( $db->ms_table );
139	}
140	$db->create_missing_table( $db->table );
141
142	add_action( 'admin_enqueue_scripts', array( $this, 'enqueue_assets' ) );
143	}
144
145	/**
146	* Enqueue scripts and stylesheets for the admin page, if necessary
147	*/
148	abstract public function enqueue_assets();
149
150	/**
151	* Generate a list of page title links for passing to React.
152	*
153	* @param array<string> $actions List of actions to convert into links, as array values.
154	*
155	* @return array<string, string> Link labels keyed to link URLs.
156	*/
157	public function page_title_action_links( array $actions ): array {
158	$plugin = code_snippets();
159	$links = [];
160
161	foreach ( $actions as $action ) {
162	if ( 'settings' === $action && ! isset( $plugin->admin->menus['settings'] ) ) {
163	continue;
164	}
165
166	$url = $plugin->get_menu_url( $action );
167
168	if ( isset( $_GET['type'] ) && in_array( $_GET['type'], Snippet::get_types(), true ) ) {
169	$url = add_query_arg( 'type', sanitize_key( wp_unslash( $_GET['type'] ) ), $url );
170	}
171
172	switch ( $action ) {
173	case 'manage':
174	$label = _x( 'Manage', 'snippets', 'code-snippets' );
175	break;
176	case 'add':
177	$label = _x( 'Add New', 'snippet', 'code-snippets' );
178	break;
179	case 'import':
180	$label = _x( 'Import', 'snippets', 'code-snippets' );
181	break;
182	case 'settings':
183	$label = _x( 'Settings', 'snippets', 'code-snippets' );
184	break;
185	default:
186	$label = '';
187	}
188
189	if ( $label && $url ) {
190	$links[ $label ] = $url;
191	}
192	}
193
194	return $links;
195	}
196
197	/**
198	* Render a list of links to other pages in the page title
199	*
200	* @param array<string> $actions List of actions to render as links, as array values.
201	*/
202	public function render_page_title_actions( array $actions ) {
203	foreach ( $this->page_title_action_links( $actions ) as $label => $url ) {
204	printf( '<a href="%s" class="page-title-action">%s</a>', esc_url( $url ), esc_html( $label ) );
205	}
206	}
207	}
208