pagelayer / init.php

init.php in Page Builder: Pagelayer – Drag and Drop website builder 0.9.1, at init.php

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1	<?php
2
3	// We need the ABSPATH
4	if (!defined('ABSPATH')) exit;
5
6	define('PAGELAYER_BASE', plugin_basename(__FILE__));
7	define('PAGELAYER_FILE', __FILE__);
8	define('PAGELAYER_VERSION', '0.9.1');
9	define('PAGELAYER_DIR', WP_PLUGIN_DIR.'/'.basename(dirname(PAGELAYER_FILE)));
10	define('PAGELAYER_SLUG', 'pagelayer');
11	define('PAGELAYER_URL', plugins_url('', PAGELAYER_FILE));
12	define('PAGELAYER_CSS', PAGELAYER_URL.'/css');
13	define('PAGELAYER_JS', PAGELAYER_URL.'/js');
14	define('PAGELAYER_PRO_URL', 'https://pagelayer.com/features#compare');
15	define('PAGELAYER_DOCS', 'https://pagelayer.com/docs/');
16	define('PAGELAYER_API', 'https://api.pagelayer.com/');
17	define('PAGELAYER_SC_PREFIX', 'pl');
18	define('PAGELAYER_YOUTUBE_BG', 'https://www.youtube.com/watch?v=Csa6rvCWmLU');
19
20	include_once(PAGELAYER_DIR.'/main/functions.php');
21	include_once(PAGELAYER_DIR.'/main/class.php');
22
23	// Ok so we are now ready to go
24	register_activation_hook(PAGELAYER_FILE, 'pagelayer_activation');
25
26	// Is called when the ADMIN enables the plugin
27	function pagelayer_activation(){
28
29	global $wpdb;
30
31	$sql = array();
32
33	/*$sql[] = "DROP TABLE IF EXISTS `".$wpdb->prefix."pagelayer_logs`";
34
35	foreach($sql as $sk => $sv){
36	$wpdb->query($sv);
37	}*/
38
39	add_option('pagelayer_version', PAGELAYER_VERSION);
40	add_option('pagelayer_options', array());
41
42	}
43
44	// Checks if we are to update ?
45	function pagelayer_update_check(){
46
47	global $wpdb;
48
49	$sql = array();
50	$current_version = get_option('pagelayer_version');
51	$version = (int) str_replace('.', '', $current_version);
52
53	// No update required
54	if($current_version == PAGELAYER_VERSION){
55	return true;
56	}
57
58	// Is it first run ?
59	if(empty($current_version)){
60
61	// Reinstall
62	pagelayer_activation();
63
64	// Trick the following if conditions to not run
65	$version = (int) str_replace('.', '', PAGELAYER_VERSION);
66
67	}
68
69	// Save the new Version
70	update_option('pagelayer_version', PAGELAYER_VERSION);
71
72	}
73
74	// Add the action to load the plugin
75	add_action('plugins_loaded', 'pagelayer_load_plugin');
76
77	// The function that will be called when the plugin is loaded
78	function pagelayer_load_plugin(){
79
80	global $pagelayer;
81
82	// Check if the installed version is outdated
83	pagelayer_update_check();
84
85	// Set the array
86	$pagelayer = new PageLayer();
87
88	// Is there any ACTION set ?
89	$pagelayer->action = pagelayer_optreq('pagelayer-action');
90
91	// Load settings
92	$options = get_option('pagelayer_options');
93	$pagelayer->settings['post_types'] = empty($options['post_types']) ? array('post', 'page') : $options['post_types'];
94	$pagelayer->settings['css_code'] = empty($options['css_code']) ? '' : $options['css_code'];
95	$pagelayer->settings['animate'] = empty($options['animate']) ? '' : $options['animate'];
96	$pagelayer->settings['max_width'] = empty($options['max_width']) ? 1170 : $options['max_width'];
97
98	// Load the language
99	load_plugin_textdomain('pagelayer', false, PAGELAYER_SLUG.'/languages/');
100
101	}
102
103	// This adds the left menu in WordPress Admin page
104	add_action('admin_menu', 'pagelayer_admin_menu');
105
106	// Shows the admin menu of Pagelayer
107	function pagelayer_admin_menu() {
108
109	global $wp_version, $pagelayer;
110
111	$capability = 'activate_plugins';// TODO : Capability for accessing this page
112
113	// Add the menu page
114	add_menu_page(__('PageLayer Editor'), __('PageLayer'), $capability, 'pagelayer', 'pagelayer_page_handler', PAGELAYER_URL.'/images/pagelayer-logo-19.png');
115
116	// Settings Page
117	add_submenu_page('pagelayer', __('PageLayer Editor'), __('Settings'), $capability, 'pagelayer', 'pagelayer_page_handler');
118
119	// Its premium
120	if(defined('PAGELAYER_PREMIUM')){
121
122	// Fonts link
123	add_submenu_page('pagelayer', __('PageLayer Font Settings'), __('PageLayer Font Settings'), $capability, 'pagelayer_fonts', 'pagelayer_page_fonts');
124
125	// Its free
126	}else{
127
128	// Go Pro link
129	add_submenu_page('pagelayer', __('PageLayer Go Pro'), __('Go Pro'), $capability, PAGELAYER_PRO_URL);
130
131	}
132
133	}
134
135	// This function will handle the pages in Pages in PageLayer
136	function pagelayer_page_handler(){
137
138	global $wp_version, $pagelayer;
139
140	include_once(PAGELAYER_DIR.'/main/settings.php');
141
142	// Handle fonts
143	if($pagelayer->action == 'fonts-manager'){
144	include_once(PAGELAYER_DIR.'/main/fonts.php');
145	}
146
147	}
148
149	// Enqueue JS and CSS in Admin Panel for settings
150	add_action( 'admin_enqueue_scripts', 'pagelayer_admin_script' );
151	function pagelayer_admin_script() {
152	wp_enqueue_script( 'pagelayer-admin', PAGELAYER_JS.'/pagelayer-admin.js', array('jquery'), PAGELAYER_VERSION);
153	wp_enqueue_style( 'pagelayer-admin', PAGELAYER_CSS.'/pagelayer-admin.css', array(), PAGELAYER_VERSION);
154	}
155
156	// Load the Live Body
157	add_action('template_redirect', 'pagelayer_load_live_body', 4);
158
159	function pagelayer_load_live_body(){
160
161	global $post;
162
163	// If its not live editing then stop
164	if(!pagelayer_is_live()){
165	return;
166	}
167
168	// If its the iFRAME then return
169	if(pagelayer_is_live_iframe()){
170	return;
171	}
172
173	// Are you allowed to edit ?
174	if(!pagelayer_user_can_edit()){
175	return;
176	}
177
178	// Load the editor live body
179	include_once(PAGELAYER_DIR.'/main/live-body.php');
180
181	pagelayer_live_body();
182
183	}
184
185	// Add the JS and CSS for Posts and Pages when being viewed ONLY if there is our content called
186	add_action('template_redirect', 'pagelayer_enqueue_frontend', 5);
187
188	function pagelayer_enqueue_frontend($force = false){
189
190	global $post, $pagelayer;
191
192	if(!empty($pagelayer->cache['enqueue_frontend'])){
193	return;
194	}
195
196	if(empty($post->ID)){
197	return;
198	}
199
200	// Enqueue the FRONTEND CSS
201	if(get_post_meta($post->ID , 'pagelayer-data') \|\| $force){
202
203	// We dont need the auto <p> and <br> as they interfere with us
204	remove_filter('the_content', 'wpautop');
205
206	// No need to add curly codes to the content
207	remove_filter('the_content', 'wptexturize');
208
209	pagelayer_load_shortcodes();
210	$pagelayer->cache['enqueue_frontend'] = true;
211
212	// Enqueue our Editor's Frontend JS
213	wp_register_script('pagelayer-frontend', PAGELAYER_JS.'/givejs.php?give=pagelayer-frontend.js,nivo-lightbox.min.js,slippry.min.js,wow.min.js,jquery-numerator.js,simpleParallax.min.js', array('jquery'), PAGELAYER_VERSION);
214	wp_enqueue_script('pagelayer-frontend');
215
216	wp_register_style('pagelayer-frontend', PAGELAYER_CSS.'/givecss.php?give=pagelayer-frontend.css,nivo-lightbox.css,slippry.css,animate.min.css', array(), PAGELAYER_VERSION);
217	wp_enqueue_style('pagelayer-frontend');
218
219	wp_register_style('font-awesome', PAGELAYER_CSS.'/font-awesome.min.css', array(), PAGELAYER_VERSION);
220	wp_enqueue_style('font-awesome');
221
222	// Load the global styles
223	add_action('wp_head', 'pagelayer_global_styles', 5);
224
225	}
226
227	}
228
229	// Load the google fonts
230	add_action('wp_footer', 'pagelayer_enqueue_fonts', 5);
231
232	function pagelayer_enqueue_fonts(){
233	global $pagelayer;
234
235	if(empty($pagelayer->cache['enqueue_frontend'])){
236	return;
237	}
238
239	$url = 'Open Sans:300italic,400italic,600italic,300,400,600&subset=latin,latin-ext';
240	//pagelayer_print($pagelayer->runtime_fonts);die('alpesh');
241
242	foreach($pagelayer->runtime_fonts as $font){
243	$url .= '\|'.$font.':100,100i,200,200i,300,300i,400,400i,500,500i,600,600i,700,700i,800,800i,900,900i';
244	}
245
246	//echo '<link href="https://fonts.googleapis.com/css?family='.$url.'" rel="stylesheet">';
247
248	wp_register_style('pagelayer-google-font', 'https://fonts.googleapis.com/css?family='.rawurlencode($url), array(), PAGELAYER_VERSION);
249	wp_enqueue_style('pagelayer-google-font');
250
251	}
252
253	// We need to handle global styles
254	function pagelayer_global_styles(){
255
256	$styles = '<style id="pagelayer-global-styles" type="text/css">';
257	if(get_option('pagelayer_content_width')){
258	$styles .= '.pagelayer-row-holder{ max-width: '.get_option('pagelayer_content_width').'px;}';
259	}else{
260	$styles .= '.pagelayer-row-holder{ max-width: 1170px;}';
261	}
262	$styles .= '.pagelayer-row-holder{ margin-left: auto; margin-right: auto;}';
263	$styles .= '</style>';
264
265	echo $styles;
266	}
267
268	// Load the live editor if needed
269	add_action('wp_enqueue_scripts', 'pagelayer_load_live', 9999);
270
271	function pagelayer_load_live(){
272
273	global $post;
274
275	// If its not live editing then stop
276	if(!pagelayer_is_live_iframe()){
277	return;
278	}
279
280	// Are you allowed to edit ?
281	if(!pagelayer_user_can_edit()){
282	return;
283	}
284
285	// Load the editor class
286	include_once(PAGELAYER_DIR.'/main/live.php');
287
288	// Call the constructor
289	$pl_editor = new PageLayer_LiveEditor();
290
291	}
292
293	// Show the backend editor options
294	add_action('edit_form_after_title', 'pagelayer_after_title');
295	function pagelayer_after_title(){
296
297	global $post;
298
299	// Get the current screen
300	$current_screen = get_current_screen();
301
302	// For gutenberg
303	if(method_exists($current_screen, 'is_block_editor') && $current_screen->is_block_editor()){
304
305	// Add the code in the footer
306	add_action('admin_footer', 'pagelayer_gutenberg_after_title');
307
308	return;
309	}
310
311	$link = pagelayer_shortlink($post->ID).'&pagelayer-live=1';
312
313	echo '
314	<div id="pagelayer-editor-button-row" style="margin-top:15px">
315	<a id="pagelayer-editor-button" href="'.$link.'" class="button button-primary button-large" style="height:auto; padding:6px; font-size:18px;">
316	<img src="'.PAGELAYER_URL.'/images/pagelayer-logo-40.png" align="top" width="24" /> <span>'.__('Edit with PageLayer').'</span>
317	</a>
318	</div>';
319
320	}
321
322	function pagelayer_gutenberg_after_title(){
323
324	global $post;
325
326	$link = pagelayer_shortlink($post->ID).'&pagelayer-live=1';
327
328	echo '
329	<div id="pagelayer-editor-button-row" style="margin-left:15px; display:none">
330	<a id="pagelayer-editor-button" href="'.$link.'" class="button button-primary button-large" style="height:auto; padding:6px; font-size:18px;">
331	<img src="'.PAGELAYER_URL.'/images/pagelayer-logo-40.png" align="top" width="24" /> <span>'.__('Edit with PageLayer').'</span>
332	</a>
333	</div>
334
335	<script type="text/javascript">
336	jQuery(document).ready(function(){
337
338	var pagelayer_timer;
339	var pagelayer_button = function(){
340	var button = jQuery("#pagelayer-editor-button-row");
341	var g = jQuery(".edit-post-header-toolbar");
342	if(g.length < 1){
343	return;
344	}
345	button.detach();
346	//console.log(button);
347	g.append(button);
348	button.show();
349	clearInterval(pagelayer_timer);
350	}
351	pagelayer_timer = setInterval(pagelayer_button, 100);
352	});
353	</script>';
354
355	}
356
357	add_filter( 'post_row_actions', 'pagelayer_quick_link', 10, 2 );
358	add_filter( 'page_row_actions', 'pagelayer_quick_link', 10, 2 );
359	function pagelayer_quick_link($actions, $post){
360	$link = pagelayer_shortlink($post->ID).'&pagelayer-live=1';
361
362	$actions['pagelayer'] = '<a href="'.esc_url( $link ).'">'.__( 'Edit using PageLayer', 'pagelayer') .'</a>';
363
364	return $actions;
365	}
366
367	// The ajax handler
368	add_action('wp_ajax_pagelayer_wp_widget', 'pagelayer_wp_widget_ajax');
369	function pagelayer_wp_widget_ajax(){
370
371	global $pagelayer;
372
373	// Some AJAX security
374	check_ajax_referer('pagelayer_ajax', 'nonce');
375
376	pagelayer_load_shortcodes();
377
378	header('Content-Type: application/json');
379
380	$ret = [];
381	$tag = @$_POST['tag'];
382	//pagelayer_print($pagelayer->shortcodes[$tag]);
383
384	// No tag ?
385	if(empty($pagelayer->shortcodes[$tag])){
386	$ret['error'][] = 'No Tag';
387	echo json_encode($ret);
388	wp_die();
389	}
390
391	// Include the widgets
392	include_once(ABSPATH . 'wp-admin/includes/widgets.php');
393
394	$class = $pagelayer->shortcodes[$tag]['widget'];
395
396	// Check the widget class exists ?
397	if(empty($class) \|\| !class_exists($class)){
398	$ret['error'][] = 'No Widget Class';
399	echo json_encode($ret);
400	wp_die();
401	}
402
403	$instance = [];
404	$widget = new $class();
405	$widget->_set('pagelayer-widget-1234567890');
406
407	// Is there any existing data ?
408	if(!empty($_POST['widget_data'])){
409	$json = json_decode(stripslashes($_POST['widget_data']), true);
410	//pagelayer_print($json);die();
411	if(!empty($json)){
412	$instance = $json;
413	}
414	}
415
416	// Are there any form values ?
417	if(!empty($_POST['values'])){
418	parse_str(stripslashes($_POST['values']), $data);
419	//pagelayer_print($data);die();
420
421	// Any data ?
422	if(!empty($data)){
423
424	// First key is useless
425	$data = current($data);
426
427	// Do we still have valid data ?
428	if(!empty($data)){
429
430	// 2nd key is useless and just over-ride instance
431	$instance = current($data);
432
433	}
434	}
435	}
436
437	// Get the form
438	ob_start();
439	$widget->form($instance);
440	$ret['form'] = ob_get_contents();
441	ob_end_clean();
442
443	// Get the html
444	ob_start();
445	$widget->widget([], $instance);
446	$ret['html'] = ob_get_contents();
447	ob_end_clean();
448
449	// Widget data to set
450	if(!empty($instance)){
451	$ret['widget_data'] = $instance;
452	}
453
454	echo json_encode($ret);
455	wp_die();
456
457	}
458
459	// Update Post content
460	add_action('wp_ajax_pagelayer_save_content', 'pagelayer_save_content');
461	function pagelayer_save_content(){
462
463	// Some AJAX security
464	check_ajax_referer('pagelayer_ajax', 'nonce');
465
466	$content = $_POST['pagelayer_update_content'];
467
468	$postID = (int) $_GET['postID'];
469
470	if(empty($postID)){
471	$msg['error'] = 'Invalid post ID';
472	}
473
474	// Check if the post exists
475
476	if(!empty($postID) && !empty($content)){
477
478	$post = array(
479	'ID' => $postID,
480	'post_content' => $content,
481	);
482
483	// Update the post into the database
484	wp_update_post($post);
485
486	if (is_wp_error($postID)) {
487	$msg['error'] = 'Unable to update the Post Content for some reason';
488	}else{
489	$msg['success'] = 'Post Content was updated successfully!';
490	}
491
492	}else{
493	$msg['error'] = "Unable to update the Post Content for some reason";
494	}
495
496	echo json_encode($msg);
497	wp_die();
498
499	}
500
501	// Shortcodes Widget Handler
502	add_action('wp_ajax_pagelayer_do_shortcodes', 'pagelayer_do_shortcodes');
503	function pagelayer_do_shortcodes(){
504
505	// Some AJAX security
506	check_ajax_referer('pagelayer_ajax', 'nonce');
507
508	$data = '';
509	if(isset($_REQUEST['shortcode_data'])){
510	$data = stripslashes($_REQUEST['shortcode_data']);
511	}
512
513	echo do_shortcode($data);
514	wp_die();
515
516	}
517
518	// Get the Site Title
519	add_action('wp_ajax_pagelayer_fetch_site_title', 'pagelayer_fetch_site_title');
520	function pagelayer_fetch_site_title(){
521
522	// Some AJAX security
523	check_ajax_referer('pagelayer_ajax', 'nonce');
524
525	echo get_bloginfo('name');
526	wp_die();
527	}
528
529	// Update the Site Title
530	add_action('wp_ajax_pagelayer_update_site_title', 'pagelayer_update_site_title');
531	function pagelayer_update_site_title(){
532	global $wpdb;
533
534	// Some AJAX security
535	check_ajax_referer('pagelayer_ajax', 'nonce');
536
537	$site_title = $_POST['site_title'];
538
539	update_option('blogname', $site_title);
540
541	$wpdb->query("UPDATE `sm_sitemeta`
542	SET meta_value = '".$site_title."'
543	WHERE meta_key = 'site_name'");
544	wp_die();
545	}
546
547	// Show the SideBars
548	add_action('wp_ajax_pagelayer_fetch_sidebar', 'pagelayer_fetch_sidebar');
549	function pagelayer_fetch_sidebar(){
550
551	global $wp_registered_sidebars;
552
553	// Some AJAX security
554	check_ajax_referer('pagelayer_ajax', 'nonce');
555
556	// Create a list
557	$pagelayer_wp_widgets = array();
558
559	foreach($wp_registered_sidebars as $v){
560	$pagelayer_wp_widgets[$v['id']] = $v['name'];
561	}
562
563	$id = @$_REQUEST['sidebar'];
564
565	if(function_exists('dynamic_sidebar') && !empty($pagelayer_wp_widgets[$id])) {
566	ob_start();
567	dynamic_sidebar($id);
568	$result = ob_get_clean();
569	}else{
570	$result = 'No such Widget Area !';
571	}
572
573	echo $result;
574	wp_die();
575
576	}
577
578	// Show the primary menu !
579	add_action('wp_ajax_pagelayer_fetch_primary_menu', 'pagelayer_fetch_primary_menu');
580	function pagelayer_fetch_primary_menu(){
581
582	// Some AJAX security
583	check_ajax_referer('pagelayer_ajax', 'nonce');
584
585	echo wp_nav_menu( array(
586	'menu' => 'primary-menu',
587	'menu_id' => 'pagelayer-header-menu',
588	'theme_location' => 'primary',
589	'menu_class' => 'primary-menu',
590	) );
591
592	wp_die();
593	}
594