quick-download-button / quick-download-button.php

quick-download-button.php in Quick Download Button trunk, at quick-download-button.php

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1	<?php
2
3	/**
4	* Plugin Name: Quick Download Button
5	* Plugin URI: https://github.com/kusimo/quick-download-button
6	* Description: Create download buttons with countdown timers and file links. Upgrade to unlock email capture, analytics, and secure downloads.
7	* Version: 1.4.0
8	* Author: sidocode
9	* Author URI: https://www.sidocode.com
10	* License: GPL-2.0+
11	* License URI: https://www.gnu.org/licenses/gpl-2.0.html
12	* Contributors: sidocode, kusimo
13	* Requires at least: 5.8
14	* Requires PHP: 7.4
15	* Tested up to: 6.9
16	* Text Domain: quick-download-button
17	*
18	* @package quick-download-button
19	*/
20
21	defined( 'ABSPATH' ) \|\| exit;
22
23	// Define globals properties
24	define( 'QDBN__PLUGIN_DIR', plugin_dir_path( __FILE__ ) );
25	define( 'QDBN__PLUGIN_URI', plugin_dir_url( __FILE__ ) );
26	define( 'QDBN__VERSION', '1.4.0' );
27	define( 'QDBN__DB_VERSION', '1.5' ); // bump when schema changes
28
29	/**
30	* Load translations for the plugin from the /languages/ folder.
31	*
32	* @link https://developer.wordpress.org/reference/functions/load_plugin_textdomain/
33	*/
34
35	add_action( 'init', 'qdbu_quick_download_button_load_textdomain' );
36
37	/**
38	* function qdbu_quick_download_button_load_textdomain
39	*
40	* @return void
41	*/
42	function qdbu_quick_download_button_load_textdomain() {
43	load_plugin_textdomain( 'quick-download-button', false, basename( __DIR__ ) . '/languages' );
44	}
45
46	/**
47	* Settings Page @todo
48	* We need to add a settings page to provide UI for user to generate shortcode.
49	*/
50	/*
51	require_once plugin_dir_path( __FILE__ ) . '/class/settings.class.php';
52
53	add_filter( 'plugin_action_links_' . plugin_basename( __FILE__ ), 'quick_download_button_page_settings_link' );
54	function quick_download_button_page_settings_link( $links ) {
55	$links[] = '<a href="' .
56	admin_url( 'options-general.php?page=quick-download-button-dashboard' ) .
57	'">' . __( 'Settings' ) . '</a>';
58	return $links;
59	}
60	*/
61
62	/**
63	* Registers all block assets so that they can be enqueued through the Block Editor in
64	* the corresponding context.
65	*
66	* @link https://wordpress.org/gutenberg/handbook/designers-developers/developers/block-api/block-registration/
67	*/
68	add_action( 'init', 'qdbu_quick_download_button_register_blocks' );
69
70	/**
71	* function qdbu_quick_download_button_register_blocks
72	*
73	* @return void
74	*/
75	function qdbu_quick_download_button_register_blocks() {
76	//If Block Editor is not active, bail.
77	if ( ! function_exists( 'register_block_type' ) ) {
78	return;
79	}
80
81	/**
82	* Use asset file to automatically set the dependency list for enqueuing the script
83	*/
84	$quick_download_button_asset_file = include plugin_dir_path( __FILE__ ) . 'build/index.asset.php';
85
86	//Register the block editor script
87	wp_register_script(
88	'quick-download-button-editor-script', // label
89	plugins_url( 'build/index.js', __FILE__ ), // script file
90	$quick_download_button_asset_file['dependencies'], // dependencies
91	filemtime( plugin_dir_path( __FILE__ ) . 'build/index.js' ) // set version as file last modified time
92	);
93
94	//Localise script - download page ID
95	/**
96	* Filter: qdb_editor_localize_data
97	*
98	* Modify the data passed to the Gutenberg block editor script.
99	* Used by Pro: inject pro block attributes, available product list, etc.
100	*
101	* @param array $data Localized data for the editor script.
102	*/
103	$editor_localize_data = apply_filters(
104	'qdb_editor_localize_data',
105	array(
106	'download_page_id' => (int) get_option( 'qdbu_quick_download_button_page_id' ),
107	'qdbn_user_roles' => qdbn_get_user_rolls(),
108	)
109	);
110	wp_localize_script( 'quick-download-button-editor-script', 'qdbu_data', $editor_localize_data );
111
112	//Register blocks script and styles
113	register_block_type(
114	'quick-download-button/download-button',
115	array(
116	'editor_script' => 'quick-download-button-editor-script', // Calls registered script above
117	'editor_style' => 'quick-download-button-editor-styles', // Calls registered stylesheet above
118	'style' => 'quick-download-button-front-end-styles',
119	)
120	);
121
122	register_block_type(
123	'quick-download-button/button-row',
124	array(
125	'editor_script' => 'quick-download-button-editor-script',
126	'editor_style' => 'quick-download-button-editor-styles',
127	'style' => 'quick-download-button-front-end-styles',
128	)
129	);
130
131	if ( function_exists( 'wp_set_script_translations' ) ) {
132	/**
133	* Adds internationalization support.
134	*
135	* @link https://wordpress.org/gutenberg/handbook/designers-developers/developers/internationalization/
136	* @link https://make.wordpress.org/core/2018/11/09/new-javascript-i18n-support-in-wordpress/
137	*/
138	wp_set_script_translations( 'quick-download-button-editor-script', 'quick-download-button', plugin_dir_path( __FILE__ ) . '/languages' );
139	}
140	}
141
142	/**
143	* function qdbu_enqueue_block_editor_assets
144	*
145	* @return void
146	*/
147	function qdbu_enqueue_block_editor_assets() {
148	// Enqueue editor-specific styles
149	wp_enqueue_style(
150	'quick-download-button-editor-styles', // Handle for editor styles
151	plugins_url('css/editor.css', __FILE__), // Editor CSS file
152	array('wp-edit-blocks'), // Dependencies
153	filemtime(plugin_dir_path(__FILE__) . 'css/editor.css') // Version: file last modified time
154	);
155
156	// Enqueue frontend styles as well
157	wp_enqueue_style(
158	'quick-download-button-front-end-styles',
159	plugins_url('css/minified/style.min.css', __FILE__),
160	array(),
161	filemtime(plugin_dir_path(__FILE__) . 'css/style.css')
162	);
163	}
164
165	add_action('enqueue_block_editor_assets', 'qdbu_enqueue_block_editor_assets');
166
167	/**
168	* function has_quick_download_button
169	*
170	* @param mixed $post_id
171	*
172	* @return bool
173	*/
174	function has_quick_download_button($post_id) {
175	$post = get_post($post_id);
176	$content = $post ? $post->post_content : '';
177
178	// Check for shortcode
179	if (has_shortcode($content, 'quick_download_button')) {
180	return true;
181	}
182
183	// Check for Gutenberg block
184	if (has_block('quick-download-button/download-button', $post_id)) {
185	return true;
186	}
187
188	return false;
189	}
190
191	/**
192	* function qdbu_enqueue_download_button_styles
193	*
194	* Front end CSS
195	*
196	* @return void
197	*/
198	function qdbu_enqueue_download_button_styles() {
199	global $post;
200
201	if (is_a($post, 'WP_Post') && has_quick_download_button($post->ID)) {
202	wp_enqueue_style(
203	'quick-download-button-front-end-styles', // label
204	plugins_url('css/minified/style.min.css', __FILE__), // CSS file
205	array(), // dependencies
206	filemtime(plugin_dir_path(__FILE__) . 'css/style.css') // set version as file last modified time
207	);
208	}
209	}
210	add_action('wp_enqueue_scripts', 'qdbu_enqueue_download_button_styles');
211
212	/**
213	* function qdbu_button_front_end_script
214	*
215	* Front end Script
216	*
217	* @return void
218	*/
219	function qdbu_button_front_end_script() {
220	global $post;
221	if (is_a($post, 'WP_Post') && has_quick_download_button($post->ID)) {
222	wp_enqueue_script(
223	'quick-download-button-frontend-script',
224	plugins_url( 'frontend/minified/frontend.js', __FILE__ ),
225	array(),
226	filemtime( plugin_dir_path( __FILE__ ) . 'frontend/frontend.js' ),
227	true
228	);
229
230	/**
231	* Filter: qdb_localize_script_data
232	*
233	* Modify the data passed to the frontend download button script.
234	* Used by Pro: inject email gate config, download limit info, etc.
235	*
236	* @param array $data Localized data for the frontend script.
237	*/
238	$frontend_localize_data = apply_filters(
239	'qdb_localize_script_data',
240	array(
241	'ajaxurl' => admin_url( 'admin-ajax.php' ),
242	'security' => wp_create_nonce( 'qdbutton_nonce_action' ),
243	'redirecturl' => qdbu_default_url(),
244	'qdbn_user_roles' => qdbn_get_current_user_roles(),
245	)
246	);
247	wp_localize_script( 'quick-download-button-frontend-script', 'quick_download_object', $frontend_localize_data );
248	}
249
250	}
251	add_action( 'wp_enqueue_scripts', 'qdbu_button_front_end_script' );
252
253
254	/**
255	* Shortcode
256	*/
257
258	require_once 'class/shortcode.class.php';
259	$downloadShortcode = new QDBU_QuickDownloadShortCode( __FILE__ );
260	$downloadShortcode = new QDBU_QuickDownloadShortCode();
261
262
263	/**
264	* Set default download page to 'quick-download-button/'
265	* Incase user change the page slug, we use download page by ID
266	* Download page name can be renamed before using the plugin. Rename just once and before using
267	* */
268	if ( ! function_exists( 'qdbu_default_url' ) ) {
269
270	/**
271	* function qdbu_default_url
272	*
273	* @return mixed
274	*/
275	function qdbu_default_url() {
276
277	$quick_download_button_default_page = site_url() . '/quick-download-button/';
278
279	if ( false !== get_option( 'qdbu_quick_download_button_page_id' ) ) {
280	$quick_download_button_default_page = get_page_link( get_option( 'qdbu_quick_download_button_page_id' ) );
281	}
282	return $quick_download_button_default_page;
283	}
284	}
285
286
287
288	add_filter( 'template_include', 'qdbu_download_button_plugin_templates' );
289
290	/**
291	* function qdbu_download_button_plugin_templates
292	*
293	* Get Custom Template for the download page
294	*
295	* @param mixed $template
296	*
297	* @return mixed
298	*/
299	function qdbu_download_button_plugin_templates( $template ) {
300
301	$quick_download_button_pid = get_option( 'qdbu_quick_download_button_page_id' );
302
303	//Let's check we are on the right page and template file exists
304	if ( is_page( 'quick-download-button' ) \|\| is_page( $quick_download_button_pid ) && file_exists( plugin_dir_path( __DIR__ ) . 'quick-download-button/templates/qdb-page-template.php' ) ) {
305
306	$template = dirname( __FILE__ ) . '/templates/qdb-page-template.php';
307	}
308	return $template;
309	}
310
311
312	// register custom meta tag field
313
314	/**
315	* function qdbu_register_post_meta
316	*
317	* Feature development - to store the download url in the cutom field. Do not uncomment qdbu_register_post_meta.
318	*
319	* @return mixed
320	*/
321	function qdbu_register_post_meta() {
322	register_post_meta(
323	'post',
324	'_qdbu_download_url',
325	array(
326	'show_in_rest' => false,
327	'single' => true,
328	'type' => 'string',
329	'auth_callback' => function() {
330	return current_user_can( 'edit_posts' );
331	},
332	)
333	);
334	}
335
336	//add_action( 'init', 'qdbu_register_post_meta' );
337
338	/**
339	* Create download page after plugin activation
340	*/
341
342	require_once 'class/create.downloadpage.class.php';
343
344	$create_download_page = new QDBU_CreateDownloadPage();
345
346	register_activation_hook( __FILE__, array( $create_download_page, 'activation_logic' ) );
347
348	// ── Feature module activation / deactivation ──────────────────────────────
349
350	register_activation_hook( __FILE__, 'qdbn_activate_features' );
351
352	/**
353	* function qdbn_activate_features
354	*
355	* @return void
356	*/
357	function qdbn_activate_features() {
358	require_once QDBN__PLUGIN_DIR . 'includes/class-qdbp-settings.php';
359	require_once QDBN__PLUGIN_DIR . 'includes/class-qdbp-analytics.php';
360	require_once QDBN__PLUGIN_DIR . 'includes/class-qdbp-email-gate.php';
361	require_once QDBN__PLUGIN_DIR . 'includes/class-qdbp-expiring-links.php';
362	QDBP_Analytics::create_table();
363	QDBP_Email_Gate::create_table();
364	QDBP_Expiring_Links::create_table();
365	QDBP_Analytics::backfill_counts();
366	QDBP_Analytics::schedule_cleanup();
367	update_option( 'qdbp_db_version', QDBN__DB_VERSION );
368	}
369
370	register_deactivation_hook( __FILE__, 'qdbn_deactivate_features' );
371
372	/**
373	* function qdbn_deactivate_features
374	*
375	* @return void
376	*/
377	function qdbn_deactivate_features() {
378	require_once QDBN__PLUGIN_DIR . 'includes/class-qdbp-settings.php';
379	require_once QDBN__PLUGIN_DIR . 'includes/class-qdbp-analytics.php';
380	QDBP_Analytics::unschedule_cleanup();
381	}
382
383	// ── Load feature modules ───────────────────────────────────────────────────
384
385	add_action( 'plugins_loaded', 'qdbn_load_features' );
386
387	/**
388	* function qdbn_load_features
389	*
390	* @return void
391	*/
392	function qdbn_load_features() {
393	require_once QDBN__PLUGIN_DIR . 'includes/class-qdbp-loader.php';
394	QDBP_Loader::init();
395	}
396
397
398