responsive-lightbox.php — Responsive Lightbox & Gallery 1.5.6

responsive-lightbox / responsive-lightbox.php

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responsive-lightbox.php

630 lines

1	<?php
2	/*
3	Plugin Name: Responsive Lightbox
4	Description: Responsive Lightbox allows users to view larger versions of images and galleries in a lightbox (overlay) effect optimized for mobile devices.
5	Version: 1.5.6
6	Author: dFactory
7	Author URI: http://www.dfactory.eu/
8	Plugin URI: http://www.dfactory.eu/plugins/responsive-lightbox/
9	License: MIT License
10	License URI: http://opensource.org/licenses/MIT
11	Text Domain: responsive-lightbox
12	Domain Path: /languages
13
14	Responsive Lightbox
15	Copyright (C) 2013-2015, Digital Factory - info@digitalfactory.pl
16
17	Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
18
19	The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
20
21	THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
22	*/
23
24	// exit if accessed directly
25	if ( ! defined( 'ABSPATH' ) )
26	exit;
27
28	define( 'RESPONSIVE_LIGHTBOX_URL', plugins_url( '', __FILE__ ) );
29	define( 'RESPONSIVE_LIGHTBOX_PATH', plugin_dir_path( __FILE__ ) );
30	define( 'RESPONSIVE_LIGHTBOX_REL_PATH', dirname( plugin_basename( __FILE__ ) ) . '/' );
31
32	include_once( RESPONSIVE_LIGHTBOX_PATH . 'includes/class-frontend.php' );
33	include_once( RESPONSIVE_LIGHTBOX_PATH . 'includes/class-settings.php' );
34
35	/**
36	* Responsive Lightbox class.
37	*
38	* @class Responsive_Lightbox
39	* @version 1.5.6
40	*/
41	class Responsive_Lightbox {
42
43	public $defaults = array(
44	'settings' => array(
45	'script' => 'swipebox',
46	'selector' => 'lightbox',
47	'galleries' => true,
48	'gallery_image_size' => 'full',
49	'gallery_image_title' => 'default',
50	'force_custom_gallery' => false,
51	'videos' => true,
52	'image_links' => true,
53	'images_as_gallery' => false,
54	'deactivation_delete' => false,
55	'loading_place' => 'header',
56	'conditional_loading' => false,
57	'enable_custom_events' => false,
58	'custom_events' => 'ajaxComplete'
59	),
60	'configuration' => array(
61	'prettyphoto' => array(
62	'animation_speed' => 'normal',
63	'slideshow' => false,
64	'slideshow_delay' => 5000,
65	'slideshow_autoplay' => false,
66	'opacity' => 75,
67	'show_title' => true,
68	'allow_resize' => true,
69	'allow_expand' => true,
70	'width' => 1080,
71	'height' => 720,
72	'separator' => '/',
73	'theme' => 'pp_default',
74	'horizontal_padding' => 20,
75	'hide_flash' => false,
76	'wmode' => 'opaque',
77	'video_autoplay' => false,
78	'modal' => false,
79	'deeplinking' => false,
80	'overlay_gallery' => true,
81	'keyboard_shortcuts' => true,
82	'social' => false
83	),
84	'swipebox' => array(
85	'animation' => 'css',
86	'force_png_icons' => false,
87	'hide_close_mobile' => false,
88	'remove_bars_mobile' => false,
89	'hide_bars' => true,
90	'hide_bars_delay' => 5000,
91	'video_max_width' => 1080,
92	'loop_at_end' => false
93	),
94	'fancybox' => array(
95	'modal' => false,
96	'show_overlay' => true,
97	'show_close_button' => true,
98	'enable_escape_button' => true,
99	'hide_on_overlay_click' => true,
100	'hide_on_content_click' => false,
101	'cyclic' => false,
102	'show_nav_arrows' => true,
103	'auto_scale' => true,
104	'scrolling' => 'yes',
105	'center_on_scroll' => true,
106	'opacity' => true,
107	'overlay_opacity' => 70,
108	'overlay_color' => '#666',
109	'title_show' => true,
110	'title_position' => 'outside',
111	'transitions' => 'fade',
112	'easings' => 'swing',
113	'speeds' => 300,
114	'change_speed' => 300,
115	'change_fade' => 100,
116	'padding' => 5,
117	'margin' => 5,
118	'video_width' => 1080,
119	'video_height' => 720
120	),
121	'nivo' => array(
122	'effect' => 'fade',
123	'click_overlay_to_close' => true,
124	'keyboard_nav' => true,
125	'error_message' => 'The requested content cannot be loaded. Please try again later.'
126	),
127	'imagelightbox' => array(
128	'animation_speed' => 250,
129	'preload_next' => true,
130	'enable_keyboard' => true,
131	'quit_on_end' => false,
132	'quit_on_image_click' => false,
133	'quit_on_document_click' => true
134	),
135	'tosrus' => array(
136	'effect' => 'slide',
137	'infinite' => true,
138	'keys' => false,
139	'autoplay' => true,
140	'pause_on_hover' => false,
141	'timeout' => 4000,
142	'pagination' => true,
143	'pagination_type' => 'thumbnails'
144	)
145	),
146	'version' => '1.5.6'
147	);
148	public $options = array();
149	private static $_instance;
150
151	private function __clone() {}
152	private function __wakeup() {}
153
154	/**
155	* Main Responsive Lightbox instance.
156	*/
157	public static function instance() {
158	if ( self::$_instance === null ) {
159	self::$_instance = new self();
160	}
161	return self::$_instance;
162	}
163
164	public function __construct() {
165	register_activation_hook( __FILE__, array( &$this, 'activate_multisite' ) );
166	register_deactivation_hook( __FILE__, array( &$this, 'deactivate_multisite' ) );
167
168	// change from older versions
169	$db_version = get_option( 'responsive_lightbox_version' );
170
171	if ( version_compare( ($db_version === false ? '1.0.0' : $db_version ), '1.0.5', '<' ) ) {
172	if ( ($array = get_option( 'rl_settings' )) !== false ) {
173	update_option( 'responsive_lightbox_settings', $array );
174	delete_option( 'rl_settings' );
175	}
176
177	if ( ($array = get_option( 'rl_configuration' )) !== false ) {
178	update_option( 'responsive_lightbox_configuration', $array );
179	delete_option( 'rl_configuration' );
180	}
181	}
182
183	// update plugin version
184	update_option( 'responsive_lightbox_version', $this->defaults['version'], '', 'no' );
185
186	$this->options['settings'] = array_merge( $this->defaults['settings'], (($array = get_option( 'responsive_lightbox_settings' )) === false ? array() : $array ) );
187
188	// for multi arrays we have to merge them separately
189	$db_conf_opts = ( ( $base = get_option( 'responsive_lightbox_configuration' ) ) === false ? array() : $base );
190
191	foreach ( $this->defaults['configuration'] as $script => $settings ) {
192	$this->options['configuration'][$script] = array_merge( $settings, (isset( $db_conf_opts[$script] ) ? $db_conf_opts[$script] : array() ) );
193	}
194
195	// actions
196	add_action( 'plugins_loaded', array( &$this, 'load_textdomain' ) );
197	add_action( 'wp_enqueue_scripts', array( &$this, 'front_scripts_styles' ) );
198	add_action( 'admin_enqueue_scripts', array( &$this, 'admin_scripts_styles' ) );
199
200	// filters
201	add_filter( 'plugin_action_links', array( &$this, 'plugin_settings_link' ), 10, 2 );
202	}
203
204	public function activate_single() {
205	add_option( 'responsive_lightbox_settings', $this->defaults['settings'], '', 'no' );
206	add_option( 'responsive_lightbox_configuration', $this->defaults['configuration'], '', 'no' );
207	add_option( 'responsive_lightbox_version', $this->defaults['version'], '', 'no' );
208	}
209
210	public function deactivate_single( $multi = false ) {
211	if ( $multi === true ) {
212	$options = get_option( 'responsive_lightbox_settings' );
213	$check = $options['deactivation_delete'];
214	} else
215	$check = $this->options['settings']['deactivation_delete'];
216
217	if ( $check === true ) {
218	delete_option( 'responsive_lightbox_settings' );
219	delete_option( 'responsive_lightbox_configuration' );
220	delete_option( 'responsive_lightbox_version' );
221	}
222	}
223
224	public function activate_multisite( $networkwide ) {
225	if ( is_multisite() && $networkwide ) {
226	global $wpdb;
227
228	$activated_blogs = array();
229	$current_blog_id = $wpdb->blogid;
230	$blogs_ids = $wpdb->get_col( $wpdb->prepare( 'SELECT blog_id FROM ' . $wpdb->blogs, '' ) );
231
232	foreach ( $blogs_ids as $blog_id ) {
233	switch_to_blog( $blog_id );
234	$this->activate_single();
235	$activated_blogs[] = (int) $blog_id;
236	}
237
238	switch_to_blog( $current_blog_id );
239	update_site_option( 'responsive_lightbox_activated_blogs', $activated_blogs, array() );
240	} else
241	$this->activate_single();
242	}
243
244	public function deactivate_multisite( $networkwide ) {
245	if ( is_multisite() && $networkwide ) {
246	global $wpdb;
247
248	$current_blog_id = $wpdb->blogid;
249	$blogs_ids = $wpdb->get_col( $wpdb->prepare( 'SELECT blog_id FROM ' . $wpdb->blogs, '' ) );
250
251	if ( ($activated_blogs = get_site_option( 'responsive_lightbox_activated_blogs', false, false )) === false )
252	$activated_blogs = array();
253
254	foreach ( $blogs_ids as $blog_id ) {
255	switch_to_blog( $blog_id );
256	$this->deactivate_single( true );
257
258	if ( in_array( (int) $blog_id, $activated_blogs, true ) )
259	unset( $activated_blogs[array_search( $blog_id, $activated_blogs )] );
260	}
261
262	switch_to_blog( $current_blog_id );
263	update_site_option( 'responsive_lightbox_activated_blogs', $activated_blogs );
264	} else
265	$this->deactivate_single();
266	}
267
268	/**
269	* Load textdomain
270	*/
271	public function load_textdomain() {
272	load_plugin_textdomain( 'responsive-lightbox', false, dirname( plugin_basename( __FILE__ ) ) . '/languages/' );
273	}
274
275	/**
276	* Add links to Support Forum
277	*/
278	public function plugin_extend_links( $links, $file ) {
279	if ( ! current_user_can( 'install_plugins' ) )
280	return $links;
281
282	$plugin = plugin_basename( __FILE__ );
283
284	if ( $file == $plugin ) {
285	return array_merge(
286	$links, array( sprintf( '<a href="http://www.dfactory.eu/support/forum/responsive-lightbox/" target="_blank">%s</a>', __( 'Support', 'responsive-lightbox' ) ) )
287	);
288	}
289
290	return $links;
291	}
292
293	/**
294	* Add links to Settings page
295	*/
296	public function plugin_settings_link( $links, $file ) {
297	if ( ! is_admin() \|\| ! current_user_can( 'manage_options' ) )
298	return $links;
299
300	static $plugin;
301
302	$plugin = plugin_basename( __FILE__ );
303
304	if ( $file == $plugin ) {
305	$settings_link = sprintf( '<a href="%s">%s</a>', admin_url( 'options-general.php' ) . '?page=responsive-lightbox', __( 'Settings', 'responsive-lightbox' ) );
306	array_unshift( $links, $settings_link );
307	}
308
309	return $links;
310	}
311
312	/**
313	* Enqueue admin scripts and styles
314	*/
315	public function admin_scripts_styles( $page ) {
316	if ( $page === 'settings_page_responsive-lightbox' ) {
317
318	wp_register_script(
319	'responsive-lightbox-admin', plugins_url( 'js/admin.js', __FILE__ ), array( 'jquery', 'wp-color-picker' )
320	);
321	wp_enqueue_script( 'responsive-lightbox-admin' );
322
323	wp_localize_script(
324	'responsive-lightbox-admin', 'rlArgs', array(
325	'resetSettingsToDefaults' => __( 'Are you sure you want to reset these settings to defaults?', 'responsive-lightbox' ),
326	'resetScriptToDefaults' => __( 'Are you sure you want to reset this script settings to defaults?', 'responsive-lightbox' ),
327	)
328	);
329
330	wp_enqueue_style( 'wp-color-picker' );
331
332	wp_register_style(
333	'responsive-lightbox-admin', plugins_url( 'css/admin.css', __FILE__ )
334	);
335	wp_enqueue_style( 'responsive-lightbox-admin' );
336	}
337	}
338
339	/**
340	* Enqueue frontend scripts and styles
341	*/
342	public function front_scripts_styles() {
343
344	$args = apply_filters( 'rl_lightbox_args', array(
345	'script' => $this->options['settings']['script'],
346	'selector' => $this->options['settings']['selector'],
347	'customEvents' => ( $this->options['settings']['enable_custom_events'] === true ? ' ' . $this->options['settings']['custom_events'] : '' ),
348	'activeGalleries' => $this->get_boolean_value( $this->options['settings']['galleries'] )
349	) );
350
351	$scripts = array();
352	$styles = array();
353
354	switch ( $args['script'] ) {
355
356	case 'prettyphoto' :
357
358	wp_register_script(
359	'responsive-lightbox-prettyphoto', plugins_url( 'assets/prettyphoto/js/jquery.prettyPhoto.js', __FILE__ ), array( 'jquery' ), '', ($this->options['settings']['loading_place'] === 'header' ? false : true )
360	);
361	wp_register_style(
362	'responsive-lightbox-prettyphoto', plugins_url( 'assets/prettyphoto/css/prettyPhoto.css', __FILE__ )
363	);
364
365	$scripts[] = 'responsive-lightbox-prettyphoto';
366	$styles[] = 'responsive-lightbox-prettyphoto';
367
368	$args = array_merge(
369	$args, array(
370	'animationSpeed' => $this->options['configuration']['prettyphoto']['animation_speed'],
371	'slideshow' => $this->get_boolean_value( $this->options['configuration']['prettyphoto']['slideshow'] ),
372	'slideshowDelay' => $this->options['configuration']['prettyphoto']['slideshow_delay'],
373	'slideshowAutoplay' => $this->get_boolean_value( $this->options['configuration']['prettyphoto']['slideshow_autoplay'] ),
374	'opacity' => sprintf( '%.2f', ($this->options['configuration']['prettyphoto']['opacity'] / 100 ) ),
375	'showTitle' => $this->get_boolean_value( $this->options['configuration']['prettyphoto']['show_title'] ),
376	'allowResize' => $this->get_boolean_value( $this->options['configuration']['prettyphoto']['allow_resize'] ),
377	'allowExpand' => $this->get_boolean_value( $this->options['configuration']['prettyphoto']['allow_expand'] ),
378	'width' => $this->options['configuration']['prettyphoto']['width'],
379	'height' => $this->options['configuration']['prettyphoto']['height'],
380	'separator' => $this->options['configuration']['prettyphoto']['separator'],
381	'theme' => $this->options['configuration']['prettyphoto']['theme'],
382	'horizontalPadding' => $this->options['configuration']['prettyphoto']['horizontal_padding'],
383	'hideFlash' => $this->get_boolean_value( $this->options['configuration']['prettyphoto']['hide_flash'] ),
384	'wmode' => $this->options['configuration']['prettyphoto']['wmode'],
385	'videoAutoplay' => $this->get_boolean_value( $this->options['configuration']['prettyphoto']['video_autoplay'] ),
386	'modal' => $this->get_boolean_value( $this->options['configuration']['prettyphoto']['modal'] ),
387	'deeplinking' => $this->get_boolean_value( $this->options['configuration']['prettyphoto']['deeplinking'] ),
388	'overlayGallery' => $this->get_boolean_value( $this->options['configuration']['prettyphoto']['overlay_gallery'] ),
389	'keyboardShortcuts' => $this->get_boolean_value( $this->options['configuration']['prettyphoto']['keyboard_shortcuts'] ),
390	'social' => $this->get_boolean_value( $this->options['configuration']['prettyphoto']['social'] )
391	)
392	);
393
394	break;
395
396	case 'swipebox' :
397
398	wp_register_script(
399	'responsive-lightbox-swipebox', plugins_url( 'assets/swipebox/js/jquery.swipebox.min.js', __FILE__ ), array( 'jquery' ), '', ($this->options['settings']['loading_place'] === 'header' ? false : true )
400	);
401	wp_register_style(
402	'responsive-lightbox-swipebox', plugins_url( 'assets/swipebox/css/swipebox.min.css', __FILE__ )
403	);
404
405	$scripts[] = 'responsive-lightbox-swipebox';
406	$styles[] = 'responsive-lightbox-swipebox';
407
408	$args = array_merge(
409	$args, array(
410	'animation' => $this->get_boolean_value( ($this->options['configuration']['swipebox']['animation'] === 'css' ? true : false ) ),
411	'hideCloseButtonOnMobile' => $this->get_boolean_value( $this->options['configuration']['swipebox']['hide_close_mobile'] ),
412	'removeBarsOnMobile' => $this->get_boolean_value( $this->options['configuration']['swipebox']['remove_bars_mobile'] ),
413	'hideBars' => $this->get_boolean_value( $this->options['configuration']['swipebox']['hide_bars'] ),
414	'hideBarsDelay' => $this->options['configuration']['swipebox']['hide_bars_delay'],
415	'videoMaxWidth' => $this->options['configuration']['swipebox']['video_max_width'],
416	'useSVG' => ! $this->options['configuration']['swipebox']['force_png_icons'],
417	'loopAtEnd' => $this->get_boolean_value( $this->options['configuration']['swipebox']['loop_at_end'] )
418	)
419	);
420
421	break;
422
423	case 'fancybox' :
424
425	wp_register_script(
426	'responsive-lightbox-fancybox', plugins_url( 'assets/fancybox/jquery.fancybox-1.3.4.js', __FILE__ ), array( 'jquery' ), '', ($this->options['settings']['loading_place'] === 'header' ? false : true )
427	);
428	wp_register_style(
429	'responsive-lightbox-fancybox', plugins_url( 'assets/fancybox/jquery.fancybox-1.3.4.css', __FILE__ )
430	);
431
432	$scripts[] = 'responsive-lightbox-fancybox';
433	$styles[] = 'responsive-lightbox-fancybox';
434
435	$args = array_merge(
436	$args, array(
437	'modal' => $this->get_boolean_value( $this->options['configuration']['fancybox']['modal'] ),
438	'showOverlay' => $this->get_boolean_value( $this->options['configuration']['fancybox']['show_overlay'] ),
439	'showCloseButton' => $this->get_boolean_value( $this->options['configuration']['fancybox']['show_close_button'] ),
440	'enableEscapeButton' => $this->get_boolean_value( $this->options['configuration']['fancybox']['enable_escape_button'] ),
441	'hideOnOverlayClick' => $this->get_boolean_value( $this->options['configuration']['fancybox']['hide_on_overlay_click'] ),
442	'hideOnContentClick' => $this->get_boolean_value( $this->options['configuration']['fancybox']['hide_on_content_click'] ),
443	'cyclic' => $this->get_boolean_value( $this->options['configuration']['fancybox']['cyclic'] ),
444	'showNavArrows' => $this->get_boolean_value( $this->options['configuration']['fancybox']['show_nav_arrows'] ),
445	'autoScale' => $this->get_boolean_value( $this->options['configuration']['fancybox']['auto_scale'] ),
446	'scrolling' => $this->options['configuration']['fancybox']['scrolling'],
447	'centerOnScroll' => $this->get_boolean_value( $this->options['configuration']['fancybox']['center_on_scroll'] ),
448	'opacity' => $this->get_boolean_value( $this->options['configuration']['fancybox']['opacity'] ),
449	'overlayOpacity' => $this->options['configuration']['fancybox']['overlay_opacity'],
450	'overlayColor' => $this->options['configuration']['fancybox']['overlay_color'],
451	'titleShow' => $this->get_boolean_value( $this->options['configuration']['fancybox']['title_show'] ),
452	'titlePosition' => $this->options['configuration']['fancybox']['title_position'],
453	'transitions' => $this->options['configuration']['fancybox']['transitions'],
454	'easings' => $this->options['configuration']['fancybox']['easings'],
455	'speeds' => $this->options['configuration']['fancybox']['speeds'],
456	'changeSpeed' => $this->options['configuration']['fancybox']['change_speed'],
457	'changeFade' => $this->options['configuration']['fancybox']['change_fade'],
458	'padding' => $this->options['configuration']['fancybox']['padding'],
459	'margin' => $this->options['configuration']['fancybox']['margin'],
460	'videoWidth' => $this->options['configuration']['fancybox']['video_width'],
461	'videoHeight' => $this->options['configuration']['fancybox']['video_height']
462	)
463	);
464
465	break;
466
467	case 'nivo' :
468
469	wp_register_script(
470	'responsive-lightbox-nivo', plugins_url( 'assets/nivo/nivo-lightbox.min.js', __FILE__ ), array( 'jquery' ), '', ($this->options['settings']['loading_place'] === 'header' ? false : true )
471	);
472	wp_register_style(
473	'responsive-lightbox-nivo', plugins_url( 'assets/nivo/nivo-lightbox.css', __FILE__ )
474	);
475	wp_register_style(
476	'responsive-lightbox-nivo-default', plugins_url( 'assets/nivo/themes/default/default.css', __FILE__ )
477	);
478
479	$scripts[] = 'responsive-lightbox-nivo';
480	$styles[] = 'responsive-lightbox-nivo';
481	$styles[] = 'responsive-lightbox-nivo-default';
482
483	$args = array_merge(
484	$args, array(
485	'effect' => $this->options['configuration']['nivo']['effect'],
486	'clickOverlayToClose' => $this->get_boolean_value( $this->options['configuration']['nivo']['click_overlay_to_close'] ),
487	'keyboardNav' => $this->get_boolean_value( $this->options['configuration']['nivo']['keyboard_nav'] ),
488	'errorMessage' => esc_attr( $this->options['configuration']['nivo']['error_message'] )
489	)
490	);
491
492	break;
493
494	case 'imagelightbox' :
495
496	wp_register_script(
497	'responsive-lightbox-imagelightbox', plugins_url( 'assets/imagelightbox/js/imagelightbox.min.js', __FILE__ ), array( 'jquery' ), '', ($this->options['settings']['loading_place'] === 'header' ? false : true )
498	);
499	wp_register_style(
500	'responsive-lightbox-imagelightbox', plugins_url( 'assets/imagelightbox/css/imagelightbox.css', __FILE__ )
501	);
502
503	$scripts[] = 'responsive-lightbox-imagelightbox';
504	$styles[] = 'responsive-lightbox-imagelightbox';
505
506	$args = array_merge(
507	$args, array(
508	'animationSpeed' => $this->options['configuration']['imagelightbox']['animation_speed'],
509	'preloadNext' => $this->get_boolean_value( $this->options['configuration']['imagelightbox']['preload_next'] ),
510	'enableKeyboard' => $this->get_boolean_value( $this->options['configuration']['imagelightbox']['enable_keyboard'] ),
511	'quitOnEnd' => $this->get_boolean_value( $this->options['configuration']['imagelightbox']['quit_on_end'] ),
512	'quitOnImageClick' => $this->get_boolean_value( $this->options['configuration']['imagelightbox']['quit_on_image_click'] ),
513	'quitOnDocumentClick' => $this->get_boolean_value( $this->options['configuration']['imagelightbox']['quit_on_document_click'] ),
514	)
515	);
516
517	break;
518
519	case 'tosrus' :
520
521	// swipe support, enqueue Hammer.js on mobile devices only
522	if ( wp_is_mobile() ) {
523	wp_register_script(
524	'responsive-lightbox-hammer-js', plugins_url( 'assets/tosrus/js/hammer.min.js', __FILE__ ), array(), '', ($this->options['settings']['loading_place'] === 'header' ? false : true )
525	);
526	$scripts[] = 'responsive-lightbox-hammer-js';
527	}
528
529	wp_register_script(
530	'responsive-lightbox-tosrus', plugins_url( 'assets/tosrus/js/jquery.tosrus.min.all.js', __FILE__ ), array( 'jquery' ), '', ($this->options['settings']['loading_place'] === 'header' ? false : true )
531	);
532	wp_register_style(
533	'responsive-lightbox-tosrus', plugins_url( 'assets/tosrus/css/jquery.tosrus.all.min.css', __FILE__ )
534	);
535
536	$scripts[] = 'responsive-lightbox-tosrus';
537	$styles[] = 'responsive-lightbox-tosrus';
538
539	$args = array_merge( $args, array(
540	'effect' => $this->options['configuration']['tosrus']['effect'],
541	'infinite' => $this->get_boolean_value( $this->options['configuration']['tosrus']['infinite'] ),
542	'keys' => $this->get_boolean_value( $this->options['configuration']['tosrus']['keys'] ),
543	'autoplay' => $this->get_boolean_value( $this->options['configuration']['tosrus']['autoplay'] ),
544	'pauseOnHover' => $this->get_boolean_value( $this->options['configuration']['tosrus']['pause_on_hover'] ),
545	'timeout' => $this->options['configuration']['tosrus']['timeout'],
546	'pagination' => $this->get_boolean_value( $this->options['configuration']['tosrus']['pagination'] ),
547	'paginationType' => $this->options['configuration']['tosrus']['pagination_type']
548	)
549	);
550
551	break;
552
553	default :
554
555	break;
556	}
557
558	// run scripts by default
559	$contitional_scripts = true;
560
561	if ( $this->options['settings']['conditional_loading'] === true ) {
562
563	global $post;
564
565	if ( is_object( $post ) ) {
566
567	// is gallery present in content
568	$has_gallery = has_shortcode( $post->post_content, 'gallery' );
569
570	// are images present in content
571	preg_match_all( '/<a(.?)href=(?:\'\|")([^<]?).(bmp\|gif\|jpeg\|jpg\|png)(?:\'\|")(.*?)>/i', $post->post_content, $links );
572
573	$has_images = (bool) $links[0];
574
575	if ( $has_gallery === false && $has_images === false ) {
576	$contitional_scripts = false;
577	}
578
579	}
580
581	}
582
583	if ( ! empty( $args['script'] ) && ! empty( $args['selector'] ) && apply_filters( 'rl_lightbox_conditional_loading', $contitional_scripts ) != false ) {
584
585	wp_register_script( 'responsive-lightbox', plugins_url( 'js/front.js', __FILE__ ), array( 'jquery' ), '', ( $this->options['settings']['loading_place'] === 'header' ? false : true ) );
586
587	$scripts[] = 'responsive-lightbox';
588
589	// enqueue scripts
590	if ( $scripts && is_array( $scripts ) ) {
591	foreach ( $scripts as $script ) {
592	wp_enqueue_script( $script );
593	}
594
595	wp_localize_script( 'responsive-lightbox', 'rlArgs', $args );
596	}
597
598	// enqueue styles
599	if ( $styles && is_array( $styles ) ) {
600	foreach ( $styles as $style ) {
601	wp_enqueue_style( $style );
602	}
603	}
604	}
605	}
606
607	/**
608	* Helper: convert value to boolean
609	*/
610	private function get_boolean_value( $option ) {
611	return ( $option == true ? 1 : 0 );
612	}
613
614	}
615
616	/**
617	* Initialise Responsive Lightbox.
618	*/
619	function Responsive_Lightbox() {
620	static $instance;
621
622	// first call to instance() initializes the plugin
623	if ( $instance === null \|\| ! ($instance instanceof Responsive_Lightbox) ) {
624	$instance = Responsive_Lightbox::instance();
625	}
626
627	return $instance;
628	}
629
630	$responsive_lightbox = Responsive_Lightbox();