bootstrap.php 25.9 KB
Newer Older
alain's avatar
alain committed
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
<?php

if (!defined('UPDRAFTPLUS_DIR')) die('No access.');

if (defined('UPDRAFTCENTRAL_CLIENT_DIR')) return;

define('UPDRAFTCENTRAL_CLIENT_DIR', dirname(__FILE__));

// This file is included during plugins_loaded

// Load the listener class that we rely on to pick up messages
if (!class_exists('UpdraftCentral_Listener')) require_once('listener.php');

class UpdraftCentral_Main {

	/**
	 * Class constructor
	 */
	public function __construct() {

		// Add the section to the 'advanced tools' page
		add_action('updraftplus_debugtools_dashboard', array($this, 'debugtools_dashboard'), 20);
		add_action('udrpc_log', array($this, 'udrpc_log'), 10, 3);
		
		add_action('wp_ajax_updraftcentral_receivepublickey', array($this, 'wp_ajax_updraftcentral_receivepublickey'));
		add_action('wp_ajax_nopriv_updraftcentral_receivepublickey', array($this, 'wp_ajax_updraftcentral_receivepublickey'));
	
		// The 'updraftplus' commands are registered in UpdraftPlus::plugins_loaded()
		$command_classes = apply_filters('updraftplus_remotecontrol_command_classes', array(
			'core' => 'UpdraftCentral_Core_Commands',
			'updates' => 'UpdraftCentral_Updates_Commands',
			'users' => 'UpdraftCentral_Users_Commands',
			'comments' => 'UpdraftCentral_Comments_Commands',
			'analytics' => 'UpdraftCentral_Analytics_Commands',
			'plugin' => 'UpdraftCentral_Plugin_Commands',
			'theme' => 'UpdraftCentral_Theme_Commands',
			'posts' => 'UpdraftCentral_Posts_Commands',
			'media' => 'UpdraftCentral_Media_Commands',
			'pages' => 'UpdraftCentral_Pages_Commands'
		));
	
		// If nothing was sent, then there is no incoming message, so no need to set up a listener (or CORS request, etc.). This avoids a DB SELECT query on the option below in the case where it didn't get autoloaded, which is the case when there are no keys.
		if (!empty($_SERVER['REQUEST_METHOD']) && ('GET' == $_SERVER['REQUEST_METHOD'] || 'POST' == $_SERVER['REQUEST_METHOD']) && (empty($_REQUEST['action']) || 'updraft_central' !== $_REQUEST['action']) && empty($_REQUEST['udcentral_action']) && empty($_REQUEST['udrpc_message'])) return;
		
		// Remote control keys
		// These are different from the remote send keys, which are set up in the Migrator add-on
		$our_keys = UpdraftPlus_Options::get_updraft_option('updraft_central_localkeys');
		if (is_array($our_keys) && !empty($our_keys)) {
			new UpdraftCentral_Listener($our_keys, $command_classes);
		}

	}
	
	/**
	 * Receive a new public key in $_GET, and echo a response. Will die() if called.
	 */
	public function wp_ajax_updraftcentral_receivepublickey() {
	
		// The actual nonce check is done in the method below
		if (empty($_GET['_wpnonce']) || empty($_GET['public_key']) || !isset($_GET['updraft_key_index'])) die;
		
		$result = $this->receive_public_key();
		if (!is_array($result) || empty($result['responsetype'])) die;
		
		echo '<html><head><title>UpdraftCentral</title></head><body><h1>'.__('UpdraftCentral Connection', 'updraftplus').'</h1><h2>'.htmlspecialchars(network_site_url()).'</h2><p>';
		
		if ('ok' == $result['responsetype']) {
			_e('An UpdraftCentral connection has been made successfully.', 'updraftplus');
		} else {
			echo '<strong>'.__('A new UpdraftCentral connection has not been made.', 'updraftplus').'</strong><br>';
			switch ($result['code']) {
				case 'unknown_key':
					_e('The key referred to was unknown.', 'updraftplus');
					break;
				case 'not_logged_in':
					echo __('You are not logged into this WordPress site in your web browser.', 'updraftplus').' '.__('You must visit this URL in the same browser and login session as you created the key in.', 'updraftplus');
					break;
				case 'nonce_failure':
					echo 'Security check. ';
					_e('You must visit this link in the same browser and login session as you created the key in.', 'updraftplus');
					break;
				case 'already_have':
					_e('This connection appears to already have been made.', 'updraftplus');
					break;
				default:
					echo htmlspecialchars(print_r($result, true));
					break;
			}
		}
		
		echo '</p><p><a href="'.UpdraftPlus::get_current_clean_url().'" onclick="window.close();">'.__('Close...', 'updraftplus').'</a></p>';
		die;
	}
	
	/**
	 * Checks _wpnonce, and if successful, saves the public key found in $_GET
	 *
	 * @return Array - with keys responsetype (can be 'error' or 'ok') and code, indicating whether the parse was successful
	 */
	private function receive_public_key() {
		
		if (!is_user_logged_in()) {
			return array('responsetype' => 'error', 'code' => 'not_logged_in');
		}
		
		if (!wp_verify_nonce($_GET['_wpnonce'], 'updraftcentral_receivepublickey')) return array('responsetype' => 'error', 'code' => 'nonce_failure');
		
		$updraft_key_index = $_GET['updraft_key_index'];

		$our_keys = UpdraftPlus_Options::get_updraft_option('updraft_central_localkeys');
		if (!is_array($our_keys)) $our_keys = array();
		
		if (!isset($our_keys[$updraft_key_index])) {
			return array('responsetype' => 'error', 'code' => 'unknown_key');
		}

		if (!empty($our_keys[$updraft_key_index]['publickey_remote'])) {
			return array('responsetype' => 'error', 'code' => 'already_have');
		}
		
		$our_keys[$updraft_key_index]['publickey_remote'] = base64_decode($_GET['public_key']);
		UpdraftPlus_Options::update_updraft_option('updraft_central_localkeys', $our_keys, true, 'no');
		
		return array('responsetype' => 'ok', 'code' => 'ok');
	}
	
	/**
	 * Action parameters, from udrpc: $message, $level, $this->key_name_indicator, $this->debug, $this
	 *
	 * @param  string $message			  The log message
	 * @param  string $level			  Log level
	 * @param  string $key_name_indicator This indicates the key name
	 */
	public function udrpc_log($message, $level, $key_name_indicator) {
		$udrpc_log = get_site_option('updraftcentral_client_log');
		if (!is_array($udrpc_log)) $udrpc_log = array();
		
		$new_item = array(
			'time' => time(),
			'level' => $level,
			'message' => $message,
			'key_name_indicator' => $key_name_indicator
		);
		
		if (!empty($_SERVER['REMOTE_ADDR'])) {
			$new_item['remote_ip'] = $_SERVER['REMOTE_ADDR'];
		}
		if (!empty($_SERVER['HTTP_USER_AGENT'])) {
			$new_item['http_user_agent'] = $_SERVER['HTTP_USER_AGENT'];
		}
		if (!empty($_SERVER['HTTP_X_SECONDARY_USER_AGENT'])) {
			$new_item['http_secondary_user_agent'] = $_SERVER['HTTP_X_SECONDARY_USER_AGENT'];
		}
		
		$udrpc_log[] = $new_item;
		
		if (count($udrpc_log) > 50) array_shift($udrpc_log);
		
		update_site_option('updraftcentral_client_log', $udrpc_log);
	}
	
	/**
	 * Delete UpdraftCentral Key
	 *
	 * @param array $key_id key_id of UpdraftCentral
	 * @return array which contains deleted flag and key table. If error, Returns array which contains fatal_error flag and fatal_error_message
	 */
	public function delete_key($key_id) {
		$our_keys = UpdraftPlus_Options::get_updraft_option('updraft_central_localkeys');
		if (!is_array($our_keys)) $our_keys = array();
		if (isset($our_keys[$key_id])) {
			unset($our_keys[$key_id]);
			UpdraftPlus_Options::update_updraft_option('updraft_central_localkeys', $our_keys);
		}
		return array('deleted' => 1, 'keys_table' => $this->get_keys_table());
	}
	
	/**
	 * Get UpdraftCentral Log
	 *
	 * @return array which contains log_contents. If error, Returns array which contains fatal_error flag and fatal_error_message
	 */
	public function get_log() {
	
		$udrpc_log = get_site_option('updraftcentral_client_log');
		if (!is_array($udrpc_log)) $udrpc_log = array();
		
		$log_contents = '';
		
		// Events are appended to the array in the order they happen. So, reversing the order gets them into most-recent-first order.
		rsort($udrpc_log);
		
		if (empty($udrpc_log)) {
			$log_contents = '<em>'.__('(Nothing yet logged)', 'updraftplus').'</em>';
		}
		
		foreach ($udrpc_log as $m) {
		
			// Skip invalid data
			if (!isset($m['time'])) continue;

			$time = gmdate('Y-m-d H:i:s O', $m['time']);
			// $level is not used yet. We could put the message in different colours for different levels, if/when it becomes used.
			
			$key_name_indicator = empty($m['key_name_indicator']) ? '' : $m['key_name_indicator'];
			
			$log_contents .= '<span title="'.esc_attr(print_r($m, true)).'">'."$time ";
			
			if (!empty($m['remote_ip'])) $log_contents .= '['.htmlspecialchars($m['remote_ip']).'] ';
			
			$log_contents .= "[".htmlspecialchars($key_name_indicator)."] ".htmlspecialchars($m['message'])."</span>\n";
		}
		
		return array('log_contents' => $log_contents);
	
	}
	
	public function create_key($params) {
		// Use the site URL - this means that if the site URL changes, communication ends; which is the case anyway
		$user = wp_get_current_user();
		
		$where_send = empty($params['where_send']) ? '' : (string) $params['where_send'];
		
		if ('__updraftpluscom' != $where_send) {
			$purl = parse_url($where_send);
			if (empty($purl) || !array($purl) || empty($purl['scheme']) || empty($purl['host'])) return array('error' => __('An invalid URL was entered', 'updraftplus'));
		}

		// ENT_HTML5 exists only on PHP 5.4+
		// @codingStandardsIgnoreLine
		$flags = defined('ENT_HTML5') ? ENT_QUOTES | ENT_HTML5 : ENT_QUOTES;
		
		$extra_info = array(
			'user_id' => $user->ID,
			'user_login' => $user->user_login,
			'ms_id' => get_current_blog_id(),
			'site_title' => html_entity_decode(get_bloginfo('name'), $flags),
		);

		if ($where_send) {
			$extra_info['mothership'] = $where_send;
			if (!empty($params['mothership_firewalled'])) {
				$extra_info['mothership_firewalled'] = true;
			}
		}

		if (!empty($params['key_description'])) {
			$extra_info['name'] = (string) $params['key_description'];
		}

		$key_size = (empty($params['key_size']) || !is_numeric($params['key_size']) || $params['key_size'] < 512) ? 2048 : (int) $params['key_size'];
		
		$extra_info['key_size'] = $key_size;
		
		$created = $this->create_remote_control_key(false, $extra_info, $where_send);

		if (is_array($created)) {
			$created['keys_table'] = $this->get_keys_table();

			$created['keys_guide'] = '<h2 class="updraftcentral_wizard_success">'. __('UpdraftCentral key created successfully') .'</h2>';

			if ('__updraftpluscom' != $where_send) {
				$created['keys_guide'] .= '<div class="updraftcentral_wizard_success"><p>'.sprintf(__('You now need to copy the key below and enter it at your %s.', 'updraftplus'), '<a href="'.$where_send.'" target="_blank">UpdraftCentral dashboard</a>').'</p><p>'.__('At your UpdraftCentral dashboard you should press the "Add Site" button then paste the key in the input box.', 'updraftplus').'</p><p>'.sprintf(__('Detailed instructions for this can be found at %s', 'updraftplus'), '<a target="_blank" href="https://updraftplus.com/updraftcentral-how-to-add-a-site/">UpdraftPlus.com</a>').'</p></div>';
			} else {
				$created['keys_guide'] .= '<div class="updraftcentral_wizard_success"><p>'. sprintf(__('You can now control this site via your UpdraftCentral dashboard at %s.', 'updraftplus'), '<a target="_blank" href="https://updraftplus.com/my-account/updraftcentral-remote-control/">UpdraftPlus.com</a>').'</p></div>';
			}
		}
		
		return $created;
	}

	/**
	 * Given an index, return the indicator name
	 *
	 * @param String $index
	 *
	 * @return String
	 */
	private function indicator_name_from_index($index) {
		return $index.'.central.updraftplus.com';
	}
	
	private function create_remote_control_key($index = false, $extra_info = array(), $post_it = false) {

		global $updraftplus;
	
		$our_keys = UpdraftPlus_Options::get_updraft_option('updraft_central_localkeys');
		if (!is_array($our_keys)) $our_keys = array();
		
		if (false === $index) {
			if (empty($our_keys)) {
				$index = 0;
			} else {
				$index = max(array_keys($our_keys))+1;
			}
		}
		
		$name_hash = $index;
		
		if (isset($our_keys[$name_hash])) {
			unset($our_keys[$name_hash]);
		}

		$indicator_name = $this->indicator_name_from_index($name_hash);

		$ud_rpc = $updraftplus->get_udrpc($indicator_name);

		if ('__updraftpluscom' == $post_it) {
			$post_it = defined('UPDRAFTPLUS_OVERRIDE_UDCOM_DESTINATION') ? UPDRAFTPLUS_OVERRIDE_UDCOM_DESTINATION : 'https://updraftplus.com/?updraftcentral_action=receive_key';
			$post_it_description = 'UpdraftPlus.Com';
		} else {
			$post_it_description = $post_it;
		}
		
		// Normally, key generation takes seconds, even on a slow machine. However, some Windows machines appear to have a setup in which it takes a minute or more. And then, if you're on a double-localhost setup on slow hardware - even worse. It doesn't hurt to just raise the maximum execution time.
		
		@set_time_limit(UPDRAFTPLUS_SET_TIME_LIMIT);// phpcs:ignore Generic.PHP.NoSilencedErrors.Discouraged
		
		$key_size = (empty($extra_info['key_size']) || !is_numeric($extra_info['key_size']) || $extra_info['key_size'] < 512) ? 2048 : (int) $extra_info['key_size'];

		if (is_object($ud_rpc) && $ud_rpc->generate_new_keypair($key_size)) {
		
			if ($post_it && empty($extra_info['mothership_firewalled'])) {
			
				$p_url = parse_url($post_it);
				if (is_array($p_url) && !empty($p_url['user'])) {
					$http_username = $p_url['user'];
					$http_password = empty($p_url['pass']) ? '' : $p_url['pass'];
					$post_it = $p_url['scheme'].'://'.$p_url['host'];
					if (!empty($p_url['port'])) $post_it .= ':'.$p_url['port'];
					$post_it .= $p_url['path'];
					if (!empty($p_url['query'])) $post_it .= '?'.$p_url['query'];
				}
				
				$post_options = array(
					'timeout' => 90,
					'body' => array(
						'updraftcentral_action' => 'receive_key',
						'key' => $ud_rpc->get_key_remote()
					)
				);
				
				if (!empty($http_username)) {
					$post_options['headers'] = array(
						'Authorization' => 'Basic '.base64_encode($http_username.':'.$http_password)
					);
				}
			
				// This option allows the key to be sent to the other side via a known-secure channel (e.g. http over SSL), rather than potentially allowing it to travel over an unencrypted channel (e.g. http back to the user's browser). As such, if specified, it is compulsory for it to work.
				
				$updraftplus->register_wp_http_option_hooks();

				$sent_key = wp_remote_post(
					$post_it,
					$post_options
				);
				
				$updraftplus->register_wp_http_option_hooks(false);
				
				if (is_wp_error($sent_key) || empty($sent_key)) {
					$err_msg = sprintf(__('A key was created, but the attempt to register it with %s was unsuccessful - please try again later.', 'updraftplus'), (string) $post_it_description);
					if (is_wp_error($sent_key)) $err_msg .= ' '.$sent_key->get_error_message().' ('.$sent_key->get_error_code().')';
					return array(
						'r' => $err_msg
					);
				}
				
				$response = json_decode(wp_remote_retrieve_body($sent_key), true);

				if (!is_array($response) || !isset($response['key_id']) || !isset($response['key_public'])) {
					return array(
						'r' => sprintf(__('A key was created, but the attempt to register it with %s was unsuccessful - please try again later.', 'updraftplus'), (string) $post_it_description),
						'raw' => wp_remote_retrieve_body($sent_key)
					);
				}
				
				$key_hash = hash('sha256', $ud_rpc->get_key_remote());

				$local_bundle = $ud_rpc->get_portable_bundle('base64_with_count', $extra_info, array('key' => array('key_hash' => $key_hash, 'key_id' => $response['key_id'])));

			} elseif ($post_it) {
				// Don't send; instead, include in the bundle info that the mothership is firewalled; this will then tell the mothership to try the reverse connection instead

				if (is_array($extra_info)) {
					$extra_info['mothership_firewalled_callback_url'] = wp_nonce_url(admin_url('admin-ajax.php'), 'updraftcentral_receivepublickey');
					$extra_info['updraft_key_index'] = $index;
				}

				
				$local_bundle = $ud_rpc->get_portable_bundle('base64_with_count', $extra_info, array('key' => $ud_rpc->get_key_remote()));
			}
		

			if (isset($extra_info['name'])) {
				$name = (string) $extra_info['name'];
				unset($extra_info['name']);
			} else {
				$name = 'UpdraftCentral Remote Control';
			}
		
			$our_keys[$name_hash] = array(
				'name' => $name,
				'key' => $ud_rpc->get_key_local(),
				'extra_info' => $extra_info,
				'created' => time(),
			);
			// Store the other side's public key
			if (!empty($response) && is_array($response) && !empty($response['key_public'])) {
				$our_keys[$name_hash]['publickey_remote'] = $response['key_public'];
			}
			UpdraftPlus_Options::update_updraft_option('updraft_central_localkeys', $our_keys, true, 'no');

			return array(
				'bundle' => $local_bundle,
				'r' => __('Key created successfully.', 'updraftplus').' '.__('You must copy and paste this key now - it cannot be shown again.', 'updraftplus'),
			);
		}

		return false;

	}
	
	/**
	 * Get the HTML for the keys table
	 *
	 * @return String
	 */
	public function get_keys_table() {
	
		$ret = '';
		
		$our_keys = UpdraftPlus_Options::get_updraft_option('updraft_central_localkeys');
		if (!is_array($our_keys)) $our_keys = array();

		if (empty($our_keys)) {
			$ret .= '<tr><td colspan="2"><em>'.__('There are no UpdraftCentral dashboards that can currently control this site.', 'updraftplus').'</em></td></tr>';
		}
		
		foreach ($our_keys as $i => $key) {
		
			if (empty($key['extra_info'])) continue;
			
			$user_id = $key['extra_info']['user_id'];
			
			if (!empty($key['extra_info']['mothership'])) {
			
				$mothership_url = $key['extra_info']['mothership'];
				
				if ('__updraftpluscom' == $mothership_url) {
					$reconstructed_url = 'https://updraftplus.com';
				} else {
					$purl = parse_url($mothership_url);
					$path = empty($purl['path']) ? '' : $purl['path'];
					
					$reconstructed_url = $purl['scheme'].'://'.$purl['host'].(!empty($purl['port']) ? ':'.$purl['port'] : '').$path;
				}
				
			} else {
				$reconstructed_url = __('Unknown', 'updraftplus');
			}
		
			$name = $key['name'];
			
			$user = get_user_by('id', $user_id);
			
			$user_display = is_a($user, 'WP_User') ? $user->user_login.' ('.$user->user_email.')' : __('Unknown', 'updraftplus');
			
			$ret .= '<tr class="updraft_debugrow"><td style="vertical-align:top;">'.htmlspecialchars($name).' ('.htmlspecialchars($i).')</td><td>'.__("Access this site as user:", 'updraftplus')." ".htmlspecialchars($user_display)."<br>".__('Public key was sent to:', 'updraftplus').' '.htmlspecialchars($reconstructed_url).'<br>';
			
			if (!empty($key['created'])) {
				$ret .= __('Created:', 'updraftplus').' '.date_i18n(get_option('date_format').' '.get_option('time_format'), $key['created']).'.';
				if (!empty($key['extra_info']['key_size'])) {
					$ret .= ' '.sprintf(__('Key size: %d bits', 'updraftplus'), $key['extra_info']['key_size']).'.';
				}
				$ret .= '<br>';
			}
			
			$ret .= '<a href="'.UpdraftPlus::get_current_clean_url().'" data-key_id="'.esc_attr($i).'" class="updraftcentral_key_delete">'.__('Delete...', 'updraftplus').'</a></td></tr>';
		}
		
		
		ob_start();
		?>
		<div id="updraftcentral_keys_content" style="margin: 10px 0;">
			<?php if (!empty($our_keys)) { ?>
				<a href="<?php echo UpdraftPlus::get_current_clean_url(); ?>" class="updraftcentral_keys_show hidden-in-updraftcentral"><?php printf(__('Manage existing keys (%d)...', 'updraftplus'), count($our_keys)); ?></a>
			<?php } ?>
			<table id="updraftcentral_keys_table">
				<thead>
					<tr>
						<th style="text-align:left;"><?php _e('Key description', 'updraftplus'); ?></th>
						<th style="text-align:left;"><?php _e('Details', 'updraftplus'); ?></th>
					</tr>
				</thead>
				<tbody>
					<?php
					
					echo $ret;
					
					?>
				</tbody>
			</table>
		</div>
		<?php
		return ob_get_clean();
	}

	/**
	 * Return HTML markup for the 'create key' section
	 *
	 * @return String - the HTML
	 */
	private function create_key_markup() {
		ob_start();
		?> 
		<div class="create_key_container"> 
			<h4 class="updraftcentral_wizard_stage1"> <?php _e('Connect this site to an UpdraftCentral dashboard found at...', 'updraftplus'); ?></h4> 
			<table style="width: 100%; table-layout:fixed;"> 
				<thead></thead> 
				<tbody>
					<tr class="updraftcentral_wizard_stage1">
						<td>
							<div class="updraftcentral_wizard_mothership updraftcentral_wizard_option">
								<label class="button-primary" tabindex="0">
									<input checked="checked" type="radio" name="updraftcentral_mothership" id="updraftcentral_mothership_updraftpluscom" style="display: none;">
									<?php _e('UpdraftPlus.Com', 'updraftplus');?>
								</label><br>
								<div><?php printf(__('i.e. if you have %s there', 'updraftplus'), '<a target="_blank" href="https://updraftplus.com/my-account/">'.__('an account', 'updraftplus').'</a>'); ?></div>

							</div>
							<div class="updraftcentral_wizard_self_hosted_stage1 updraftcentral_wizard_option">
								<label class="button-primary" tabindex="0">
									<input type="radio" name="updraftcentral_mothership" id="updraftcentral_mothership_other" style="display: none;">
									<?php _e('Self-hosted dashboard', 'updraftplus');?>
								</label><br>
								<div><?php printf(__('A website where you have installed %s', 'updraftplus'), '<a target="_blank" href="https://wordpress.org/plugins/updraftcentral/">UpdraftCentral</a>'); ?></div>
							</div>
							<div class="updraftcentral_wizard_self_hosted_stage2" style="float:left; clear:left;display:none;">
								<p style="font-size: 13px;"><?php echo __('Enter the URL where your self-hosted install of UpdraftCentral is located:', 'updraftplus');?></p>
								<p style="font-size: 13px;" id="updraftcentral_wizard_stage1_error"></p>
								<input disabled="disabled" id="updraftcentral_keycreate_mothership" type="text" size="40" placeholder="<?php _e('URL for the site of your UpdraftCentral dashboard', 'updraftplus'); ?>" value="">
								<button type="button" class="button button-primary" id="updraftcentral_stage2_go"><?php _e('Next', 'updraftplus'); ?></button>
							</div>
						</td>
					</tr>

					<tr class="updraft_debugrow updraftcentral_wizard_stage2" style="display: none;">
						<h4 class="updraftcentral_wizard_stage2" style="display: none;"><?php _e('UpdraftCentral dashboard connection details', 'updraftplus'); ?></h4>
						<td class="updraftcentral_keycreate_description">
							<?php _e('Description', 'updraftplus'); ?>:
							<input id="updraftcentral_keycreate_description" type="text" size="20" placeholder="<?php _e('Enter any description', 'updraftplus'); ?>" value="" >
						</td>
					</tr>

					<tr class="updraft_debugrow updraftcentral_wizard_stage2" style="display: none;">
						<td>
							<?php _e('Encryption key size:', 'updraftplus'); ?>
							<select style="" id="updraftcentral_keycreate_keysize">
								<option value="512"><?php echo sprintf(__('%s bits', 'updraftplus').' - '.__('easy to break, fastest', 'updraftplus'), '512'); ?></option>
								<option value="1024"><?php echo sprintf(__('%s bits', 'updraftplus').' - '.__('faster (possibility for slow PHP installs)', 'updraftplus'), '1024'); ?></option>
								<option value="2048" selected="selected"><?php echo sprintf(__('%s bytes', 'updraftplus').' - '.__('recommended', 'updraftplus'), '2048'); ?></option>
								<option value="4096"><?php echo sprintf(__('%s bits', 'updraftplus').' - '.__('slower, strongest', 'updraftplus'), '4096'); ?></option>
							</select>
							<br>
							<div id="updraftcentral_keycreate_mothership_firewalled_container">
								<label>
									<input id="updraftcentral_keycreate_mothership_firewalled" type="checkbox">
									<?php _e('Use the alternative method for making a connection with the dashboard.', 'updraftplus'); ?>
									<a href="<?php echo UpdraftPlus::get_current_clean_url(); ?>" id="updraftcentral_keycreate_altmethod_moreinfo_get"><?php _e('More information...', 'updraftplus'); ?></a>
									<p id="updraftcentral_keycreate_altmethod_moreinfo" style="display:none; border: 1px dotted; padding: 3px; margin: 2px 10px 2px 24px;">
										<em><?php _e('This is useful if the dashboard webserver cannot be contacted with incoming traffic by this website (for example, this is the case if this website is hosted on the public Internet, but the UpdraftCentral dashboard is on localhost, or on an Intranet, or if this website has an outgoing firewall), or if the dashboard website does not have a SSL certificate.');?></em>
									</p>
								</label>
							</div>
						</td>
					</tr>

					<tr class="updraft_debugrow updraftcentral_wizard_stage2" style="display: none;">
						<td>
							<button style="margin-top: 5px;" type="button" class="button button-primary" id="updraftcentral_keycreate_go"><?php _e('Create', 'updraftplus'); ?></button>
						</td>
					</tr>
					<tr class="updraft_debugrow updraftcentral_wizard_stage2" style="display: none;">
						<td>
							<a id="updraftcentral_stage1_go"><?php _e('Back...', 'updraftplus'); ?></a>
						</td>
					</tr>
				</tbody>
			</table>
		</div>
		<?php
		return ob_get_clean();
	}

	/**
	 * Get log event viewer mark-up
	 *
	 * @return String - the HTML
	 */
	private function get_log_markup() {
		ob_start();
		?>
			<div id="updraftcentral_view_log_container" style="margin: 10px 0;">
				<a href="<?php echo UpdraftPlus::get_current_clean_url(); ?>" id="updraftcentral_view_log"><?php _e('View recent UpdraftCentral log events', 'updraftplus'); ?>...</a><br>
				<pre id="updraftcentral_view_log_contents" style="min-height: 110px; padding: 0 4px;">
				</pre>
			</div>
		<?php
		return ob_get_clean();
	}
	
	/**
	 * Echo the debug-tools dashboard HTML. Called by the WP action updraftplus_debugtools_dashboard.
	 */
	public function debugtools_dashboard() {
	?>
		<div class="advanced_tools updraft_central">
			<h3><?php _e('UpdraftCentral (Remote Control)', 'updraftplus'); ?></h3>
			<p>
				<?php echo __('UpdraftCentral enables control of your WordPress sites (including management of backups and updates) from a central dashboard.', 'updraftplus').' <a target="_blank" href="https://updraftcentral.com">'.__('Read more about it here.', 'updraftplus').'</a>'; ?>
			</p>
			<div style="min-height: 310px;" id="updraftcentral_keys">
				<?php echo $this->create_key_markup(); ?>
				<?php echo $this->get_keys_table(); ?>
				<button style="display: none;" type="button" class="button button-primary" id="updraftcentral_wizard_go"><?php _e('Create another key', 'updraftplus'); ?></button>
				<?php echo $this->get_log_markup(); ?>
			</div>
		</div>
	<?php
	}
}

global $updraftcentral_main;
$updraftcentral_main = new UpdraftCentral_Main();