code-snippets / php / class-contextual-help.php

class-contextual-help.php in Code Snippets 3.8.1, at php/class-contextual-help.php

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1	<?php
2
3	namespace Code_Snippets;
4
5	use WP_Screen;
6
7	/**
8	* This file holds all the content for the contextual help screens.
9	*
10	* @package Code_Snippets
11	*/
12	class Contextual_Help {
13
14	/**
15	* Current screen object
16	*
17	* @see get_current_screen()
18	*
19	* @var WP_Screen
20	*/
21	public WP_Screen $screen;
22
23	/**
24	* Name of current screen
25	*
26	* @see get_current_screen()
27	*
28	* @var string
29	*/
30	public string $screen_name;
31
32	/**
33	* Class constructor
34	*
35	* @param string $screen_name Name of current screen.
36	*/
37	public function __construct( string $screen_name ) {
38	$this->screen_name = $screen_name;
39	}
40
41	/**
42	* Load the contextual help
43	*/
44	public function load() {
45	$this->screen = get_current_screen();
46
47	switch ( $this->screen_name ) {
48	case 'manage':
49	$this->load_manage_help();
50	break;
51
52	case 'edit':
53	$this->load_edit_help();
54	break;
55
56	case 'import':
57	$this->load_import_help();
58	break;
59	}
60
61	$this->load_help_sidebar();
62	}
63
64	/**
65	* Load the help sidebar
66	*/
67	private function load_help_sidebar() {
68	$sidebar_links = [
69	'https://wordpress.org/plugins/code-snippets' => __( 'About Plugin', 'code-snippets' ),
70	'https://help.codesnippets.pro/collection/3-faq' => __( 'FAQ', 'code-snippets' ),
71	'https://wordpress.org/support/plugin/code-snippets' => __( 'Support Forum', 'code-snippets' ),
72	'https://codesnippets.pro' => __( 'Plugin Website', 'code-snippets' ),
73	];
74
75	$kses = [
76	'p' => [],
77	'strong' => [],
78	'a' => [ 'href' => [] ],
79	];
80
81	$contents = sprintf( "<p><strong>%s</strong></p>\n", esc_html__( 'For more information:', 'code-snippets' ) );
82
83	foreach ( $sidebar_links as $url => $label ) {
84	$contents .= "\n" . sprintf( '<p><a href="%s">%s</a></p>', esc_url( $url ), esc_html( $label ) );
85	}
86
87	$this->screen->set_help_sidebar( wp_kses( $contents, $kses ) );
88	}
89
90	/**
91	* Add a help tab to the current screen.
92	*
93	* @param string $id Screen ID.
94	* @param string $title Screen title.
95	* @param string\|array<string> $paragraphs List of paragraphs to display as content.
96	*
97	* @return void
98	*/
99	private function add_help_tab( string $id, string $title, $paragraphs ) {
100	$this->screen->add_help_tab(
101	array(
102	'title' => $title,
103	'id' => $id,
104	'content' => wp_kses_post(
105	implode(
106	"\n",
107	array_map(
108	function ( $content ) {
109	return '<p>' . $content . '</p>';
110	},
111	is_array( $paragraphs ) ? $paragraphs : [ $paragraphs ]
112	)
113	)
114	),
115	)
116	);
117	}
118
119	/**
120	* Reusable introduction text
121	*
122	* @return string
123	*/
124	private function get_intro_text(): string {
125	return __( 'Snippets are similar to plugins - they both extend and expand the functionality of WordPress. Snippets are more light-weight, just a few lines of code, and do not put as much load on your server. ', 'code-snippets' );
126	}
127
128	/**
129	* Register and handle the help tabs for the manage snippets admin page
130	*/
131	private function load_manage_help() {
132	$this->add_help_tab(
133	'overview',
134	__( 'Overview', 'code-snippets' ),
135	$this->get_intro_text() .
136	__( 'Here you can manage your existing snippets and perform tasks on them such as activating, deactivating, deleting and exporting.', 'code-snippets' )
137	);
138
139	$this->add_help_tab(
140	'safe-mode',
141	__( 'Safe Mode', 'code-snippets' ),
142	[
143	__( 'Be sure to check your snippets for errors before you activate them, as a faulty snippet could bring your whole blog down. If your site starts doing strange things, deactivate all your snippets and activate them one at a time.', 'code-snippets' ),
144	__( "If something goes wrong with a snippet, and you can't use WordPress, you can cause all snippets to stop executing by turning on <strong>safe mode</strong>.", 'code-snippets' ),
145	/* translators: %s: URL to Code Snippets Pro Docs */
146	sprintf( __( 'You can find out how to enable safe mode in the <a href="%s">Code Snippets Pro Docs</a>.', 'code-snippets' ), 'https://help.codesnippets.pro/article/12-safe-mode' )
147	]
148	);
149	}
150
151	/**
152	* Register and handle the help tabs for the single snippet admin page
153	*/
154	private function load_edit_help() {
155	$this->add_help_tab(
156	'overview',
157	__( 'Overview', 'code-snippets' ),
158	[
159	$this->get_intro_text() .
160	__( 'Here you can add a new snippet, or edit an existing one.', 'code-snippets' ),
161	/* translators: %s: URL to Code Snippets Pro Docs */
162	sprintf( __( "If you're not sure about the types of snippets you can add, take a look at the <a href=\"%s\">Code Snippets Pro Docs</a> for inspiration.", 'code-snippets' ), 'https://help.codesnippets.pro/collection/2-adding-snippets' ),
163	]
164	);
165
166	$this->add_help_tab(
167	'adding',
168	__( 'Adding Snippets', 'code-snippets' ),
169	[
170	__( 'You need to fill out the name and code fields for your snippet to be added. While the description field will add more information about how your snippet works, what is does and where you found it, it is completely optional.', 'code-snippets' ),
171	__( 'Please be sure to check that your snippet is valid PHP code and will not produce errors before adding it through this page. While doing so will not become active straight away, it will help to minimize the chance of a faulty snippet becoming active on your site.', 'code-snippets' ),
172	]
173	);
174	}
175
176	/**
177	* Register and handle the help tabs for the import snippets admin page
178	*/
179	private function load_import_help() {
180	$manage_url = code_snippets()->get_menu_url( 'manage' );
181
182	$this->add_help_tab(
183	'overview',
184	__( 'Overview', 'code-snippets' ),
185	$this->get_intro_text() .
186	__( 'Here you can load snippets from a code snippets export file into the database alongside existing snippets.', 'code-snippets' )
187	);
188
189	$this->add_help_tab(
190	'import',
191	__( 'Importing', 'code-snippets' ),
192	__( 'You can load your snippets from a code snippets export file using this page.', 'code-snippets' ) .
193	/* translators: %s: URL to Snippets admin menu */
194	sprintf( __( 'Imported snippets will be added to the database along with your existing snippets. Regardless of whether the snippets were active on the previous site, imported snippets are always inactive until activated using the <a href="%s">Manage Snippets</a> page.', 'code-snippets' ), $manage_url )
195	);
196
197	$this->add_help_tab(
198	'export',
199	__( 'Exporting', 'code-snippets' ),
200	/* translators: %s: URL to Manage Snippets admin menu */
201	sprintf( __( 'You can save your snippets to a code snippets export file using the <a href="%s">Manage Snippets</a> page.', 'code-snippets' ), $manage_url )
202	);
203	}
204	}
205