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modules/likes/jetpack-likes-settings.php (2 issues)

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1
<?php
2
3
class Jetpack_Likes_Settings {
4
	function __construct() {
5
		$this->in_jetpack = ! ( defined( 'IS_WPCOM' ) && IS_WPCOM );
6
	}
7
8
	/**
9
	 * Replaces the "Sharing" title for the post screen metabox with "Likes and Shares"
10
	 */
11
	public function add_likes_to_sharing_meta_box_title() {
12
		return __( 'Likes and Shares', 'jetpack' );
13
	}
14
15
	/**
16
	 * Adds a metabox to the post screen if the sharing one doesn't currently exist.
17
	 */
18
	public function add_meta_box() {
19
		if (
20
			/**
21
			 * Allow disabling of the Likes metabox on the post editor screen.
22
			 *
23
			 * @module likes
24
			 *
25
			 * @since 2.2.0
26
			 *
27
			 * @param bool false Should the Likes metabox be disabled? Default to false.
28
			 */
29
		apply_filters( 'post_flair_disable', false )
30
		) {
31
			return;
32
		}
33
34
		$post_types = get_post_types( array( 'public' => true ) );
35
		/**
36
		 * Filters the Likes metabox title.
37
		 *
38
		 * @module likes
39
		 *
40
		 * @since 2.2.0
41
		 *
42
		 * @param string Likes metabox title. Default to "Likes".
43
		 */
44
		$title = apply_filters( 'likes_meta_box_title', __( 'Likes', 'jetpack' ) );
45
		foreach( $post_types as $post_type ) {
46
			add_meta_box( 'likes_meta', $title, array( $this, 'meta_box_content' ), $post_type, 'side', 'default' );
47
		}
48
	}
49
50
	/**
51
	 * Shows the likes option in the post screen metabox.
52
	 */
53
	public function meta_box_content( $post ) {
54
		$post_id = ! empty( $post->ID ) ? (int) $post->ID : get_the_ID();
55
		$checked         = true;
56
		$disabled        = ! $this->is_enabled_sitewide();
57
		$switched_status = get_post_meta( $post_id, 'switch_like_status', true );
58
59
		if ( $disabled && empty( $switched_status ) || ! $disabled && $switched_status === '0' ) {
60
			$checked = false;
61
		}
62
63
		/**
64
		 * Fires before the Likes meta box content in the post editor.
65
		 *
66
		 * @module likes
67
		 *
68
		 * @since 2.2.0
69
		 *
70
		 * @param WP_Post|array|null $post Post data.
71
		 */
72
		do_action( 'start_likes_meta_box_content', $post );
73
		?>
74
75
		<p>
76
			<label for="wpl_enable_post_likes">
77
				<input type="checkbox" name="wpl_enable_post_likes" id="wpl_enable_post_likes" value="1" <?php checked( $checked ); ?>>
78
				<?php esc_html_e( 'Show likes.', 'jetpack' ); ?>
79
			</label>
80
			<input type="hidden" name="wpl_like_status_hidden" value="1" />
81
		</p> <?php
82
		/**
83
		 * Fires after the Likes meta box content in the post editor.
84
		 *
85
		 * @module likes
86
		 *
87
		 * @since 2.2.0
88
		 *
89
		 * @param WP_Post|array|null $post Post data.
90
		 */
91
		do_action( 'end_likes_meta_box_content', $post );
92
	}
93
94
	/**
95
	 * Returns the current state of the "WordPress.com Likes are" option.
96
	 * @return boolean true if enabled sitewide, false if not
97
	 */
98
	public function is_enabled_sitewide() {
99
		/**
100
		 * Filters whether Likes are enabled by default on all posts.
101
		 * true if enabled sitewide, false if not.
102
		 *
103
		 * @module likes
104
		 *
105
		 * @since 2.2.0
106
		 *
107
		 * @param bool $option Are Likes enabled sitewide.
108
		 */
109
		return (bool) apply_filters( 'wpl_is_enabled_sitewide', ! Jetpack_Options::get_option_and_ensure_autoload( 'disabled_likes', 0 ) );
110
	}
111
112
	public function meta_box_save( $post_id ) {
113
		if ( defined('DOING_AUTOSAVE') && DOING_AUTOSAVE ) {
114
			return $post_id;
115
		}
116
117
		if ( empty( $_POST['wpl_like_status_hidden'] ) ) {
118
			return $post_id;
119
		}
120
121
		// Record sharing disable. Only needs to be done for WPCOM
122
		if ( ! $this->in_jetpack ) {
123
			if ( isset( $_POST['post_type'] ) && in_array( $_POST['post_type'], get_post_types( array( 'public' => true ) ) ) ) {
124 View Code Duplication
				if ( ! isset( $_POST['wpl_enable_post_sharing'] ) ) {
125
					update_post_meta( $post_id, 'sharing_disabled', 1 );
126
				} else {
127
					delete_post_meta( $post_id, 'sharing_disabled' );
128
				}
129
			}
130
		}
131
132
		if ( 'post' == $_POST['post_type'] ) {
133
			if ( !current_user_can( 'edit_post', $post_id ) ) {
134
				return $post_id;
135
			}
136
		}
137
138
		// Record a change in like status for this post - only if it contradicts the
139
		// site like setting. If it doesn't contradict, then we delete the new individual status.
140
		if ( ! $this->is_enabled_sitewide() && ! empty( $_POST['wpl_enable_post_likes'] ) ) {
141
			// Likes turned on for individual posts. User wants to add the button to a single post
142
			update_post_meta( $post_id, 'switch_like_status', 1 );
143
		} else if ( $this->is_enabled_sitewide() && empty( $_POST['wpl_enable_post_likes'] ) ) {
144
			// Likes turned on for all posts. User wants to remove the button from a single post
145
			update_post_meta( $post_id, 'switch_like_status', 0 );
146
		} else if (
147
			( ! $this->is_enabled_sitewide() && empty( $_POST['wpl_enable_post_likes'] ) ) ||
148
			( $this->is_enabled_sitewide() && ! empty( $_POST['wpl_enable_post_likes'] ) )
149
		) {
150
			// User wants to update the likes button status for an individual post, but the new status
151
			// is the same as if they're asking for the default behavior according to the current Likes setting.
152
			// So we delete the meta.
153
			delete_post_meta( $post_id, 'switch_like_status' );
154
		}
155
156
		return $post_id;
157
	}
158
159
	/**
160
	 * WordPress.com: Metabox option for sharing (sharedaddy will handle this on the JP blog)
161
	 */
162
	public function sharing_meta_box_content( $post ) {
163
		$post_id = ! empty( $post->ID ) ? (int) $post->ID : get_the_ID();
164
		$disabled = get_post_meta( $post_id, 'sharing_disabled', true ); ?>
165
		<p>
166
			<label for="wpl_enable_post_sharing">
167
				<input type="checkbox" name="wpl_enable_post_sharing" id="wpl_enable_post_sharing" value="1" <?php checked( ! $disabled ); ?>>
168
				<?php _e( 'Show sharing buttons.', 'jetpack' ); ?>
169
			</label>
170
			<input type="hidden" name="wpl_sharing_status_hidden" value="1" />
171
		</p> <?php
172
	}
173
174
	/**
175
	 * Adds the 'sharing' menu to the settings menu.
176
	 * Only ran if sharedaddy and publicize are not already active.
177
	 */
178
	function sharing_menu() {
179
		add_submenu_page( 'options-general.php', esc_html__( 'Sharing Settings', 'jetpack' ), esc_html__( 'Sharing', 'jetpack' ), 'manage_options', 'sharing', array( $this, 'sharing_page' ) );
180
	}
181
182
	/**
183
	 * Provides a sharing page with the sharing_global_options hook
184
	 * so we can display the setting.
185
	 * Only ran if sharedaddy and publicize are not already active.
186
	 */
187
	function sharing_page() {
188
		$this->updated_message(); ?>
189
		<div class="wrap">
190
			<div class="icon32" id="icon-options-general"><br /></div>
191
			<h1><?php esc_html_e( 'Sharing Settings', 'jetpack' ); ?></h1>
192
			<?php
193
			/** This action is documented in modules/sharedaddy/sharing.php */
194
			do_action( 'pre_admin_screen_sharing' );
195
			?>
196
			<?php $this->sharing_block(); ?>
197
		</div> <?php
198
	}
199
200
	/**
201
	 * Returns the settings have been saved message.
202
	 */
203
	function updated_message() {
204
		if ( isset( $_GET['update'] ) && $_GET['update'] == 'saved' ){
205
			echo '<div class="updated"><p>' . esc_html__( 'Settings have been saved', 'jetpack' ) . '</p></div>';
206
		}
207
	}
208
209
	/**
210
	 * Returns just the "sharing buttons" w/ like option block, so it can be inserted into different sharing page contexts
211
	 */
212
	function sharing_block() { ?>
213
		<h2><?php esc_html_e( 'Sharing Buttons', 'jetpack' ); ?></h2>
214
		<form method="post" action="">
215
			<table class="form-table">
216
				<tbody>
217
				<?php
218
				/** This action is documented in modules/sharedaddy/sharing.php */
219
				do_action( 'sharing_global_options' );
220
				?>
221
				</tbody>
222
			</table>
223
224
			<p class="submit">
225
				<input type="submit" name="submit" class="button-primary" value="<?php esc_attr_e( 'Save Changes', 'jetpack' ); ?>" />
226
			</p>
227
228
			<input type="hidden" name="_wpnonce" value="<?php echo wp_create_nonce( 'sharing-options' );?>" />
229
		</form> <?php
230
	}
231
232
	/**
233
	 * Are likes enabled for this post?
234
	 *
235
	 * @param int $post_id
236
	 * @return bool
237
	 */
238
	function is_post_likeable( $post_id = 0 ) {
239
		$post = get_post( $post_id );
240
		if ( ! $post || is_wp_error( $post ) ) {
241
			return false;
242
		}
243
244
		$sitewide_likes_enabled = (bool) $this->is_enabled_sitewide();
245
		$post_likes_switched    = get_post_meta( $post->ID, 'switch_like_status', true );
246
247
		// on WPCOM, we need to look at post edit date so we don't break old posts
248
		// if post edit date predates this code, stick with the former (buggy) behavior
249
		// see: p7DVsv-64H-p2
250
		$last_modified_time = strtotime( $post->post_modified_gmt );
251
252
		$behavior_was_changed_at = strtotime( "2019-02-22 00:40:42" );
253
254
		if ( $this->in_jetpack || $last_modified_time > $behavior_was_changed_at ) {
255
			// the new and improved behavior on Jetpack and recent WPCOM posts:
256
			// $post_likes_switched is empty to follow site setting,
257
			// 0 if we want likes disabled, 1 if we want likes enabled
258
			return $post_likes_switched || ( $sitewide_likes_enabled && $post_likes_switched !== '0' );
259
		}
260
261
		// implicit else (old behavior): $post_likes_switched simply inverts the global setting
262
		return ( (bool) $post_likes_switched ) xor $sitewide_likes_enabled;
263
	}
264
265
	/**
266
	 * Are likes visible in this context?
267
	 *
268
	 * Some of this code was taken and modified from sharing_display() to ensure
269
	 * similar logic and filters apply here, too.
270
	 */
271
	function is_likes_visible() {
272
		require_once JETPACK__PLUGIN_DIR . '/sync/class.jetpack-sync-settings.php';
273
		if ( Jetpack_Sync_Settings::is_syncing() ) {
274
			return false;
275
		}
276
277
		global $wp_current_filter; // Used to apply 'sharing_show' filter
278
279
		$post = get_post();
280
281
		// Never show on feeds or previews
282
		if ( is_feed() || is_preview() ) {
283
			$enabled = false;
284
285
			// Not a feed or preview, so what is it?
286
		} else {
287
288
			if ( in_the_loop() ) {
289
				// If in the loop, check if the current post is likeable
290
				$enabled = $this->is_post_likeable();
291
			} else {
292
				// Otherwise, check and see if likes are enabled sitewide
293
				$enabled = $this->is_enabled_sitewide();
294
			}
295
296
			if ( post_password_required() )
297
				$enabled = false;
298
299
			if ( in_array( 'get_the_excerpt', (array) $wp_current_filter ) ) {
300
				$enabled = false;
301
			}
302
303
			// Sharing Setting Overrides ****************************************
304
305
			// Single post including custom post types
306
			if ( is_single() ) {
307
				if ( ! $this->is_single_post_enabled( $post->post_type ) ) {
308
					$enabled = false;
309
				}
310
311
				// Single page
312
			} elseif ( is_page() && ! is_front_page() ) {
313
				if ( ! $this->is_single_page_enabled() ) {
314
					$enabled = false;
315
				}
316
317
				// Attachment
318
			} elseif ( is_attachment() ) {
319
				if ( ! $this->is_attachment_enabled() ) {
320
					$enabled = false;
321
				}
322
323
				// All other loops
324
			} elseif ( ! $this->is_index_enabled() ) {
325
				$enabled = false;
326
			}
327
		}
328
329
		if ( $post instanceof WP_Post ) {
330
			// Check that the post is a public, published post.
331 View Code Duplication
			if ( 'attachment' == $post->post_type ) {
332
				$post_status = get_post_status( $post->post_parent );
333
			} else {
334
				$post_status = $post->post_status;
335
			}
336
			if ( 'publish' != $post_status ) {
337
				$enabled = false;
338
			}
339
		}
340
341
		// Run through the sharing filters
342
		/** This filter is documented in modules/sharedaddy/sharing-service.php */
343
		$enabled = apply_filters( 'sharing_show', $enabled, $post );
344
345
		/**
346
		 * Filters whether the Likes should be visible or not.
347
		 * Allows overwriting the options set in Settings > Sharing.
348
		 *
349
		 * @module likes
350
		 *
351
		 * @since 2.2.0
352
		 *
353
		 * @param bool $enabled Should the Likes be visible?
354
		 */
355
		return (bool) apply_filters( 'wpl_is_likes_visible', $enabled );
356
	}
357
358
	/**
359
	 * Are Post Likes enabled on single posts?
360
	 *
361
	 * @param String $post_type custom post type identifier
362
	 * @return bool
363
	 */
364 View Code Duplication
	function is_single_post_enabled( $post_type = 'post' ) {
365
		$options = $this->get_options();
366
		return (bool) apply_filters(
367
		/**
368
		 * Filters whether Likes should be enabled on single posts.
369
		 *
370
		 * The dynamic part of the filter, {$post_type}, allows you to specific the post type where Likes should be enabled.
371
		 *
372
		 * @module likes
373
		 *
374
		 * @since 2.2.0
375
		 *
376
		 * @param bool $enabled Are Post Likes enabled on single posts?
377
		 */
378
			"wpl_is_single_{$post_type}_disabled",
379
			(bool) in_array( $post_type, $options['show'] )
380
		);
381
	}
382
383
	/**
384
	 * Get the 'disabled_likes' option from the DB of the current blog.
385
	 *
386
	 * @return array
387
	 */
388
	function get_options() {
389
		$setting             = array();
390
		$setting['disabled'] = get_option( 'disabled_likes'  );
391
		$sharing             = get_option( 'sharing-options' );
392
393
		// Default visibility settings
394
		if ( ! isset( $sharing['global']['show'] ) ) {
395
			$sharing['global']['show'] = array( 'post', 'page' );
396
397
			// Scalar check
398
		} elseif ( is_scalar( $sharing['global']['show'] ) ) {
399
			switch ( $sharing['global']['show'] ) {
400
				case 'posts' :
401
					$sharing['global']['show'] = array( 'post', 'page' );
402
					break;
403
				case 'index' :
404
					$sharing['global']['show'] = array( 'index' );
405
					break;
406
				case 'posts-index' :
407
					$sharing['global']['show'] = array( 'post', 'page', 'index' );
408
					break;
409
			}
410
		}
411
412
		// Ensure it's always an array (even if not previously empty or scalar)
413
		$setting['show'] = ! empty( $sharing['global']['show'] ) ? (array) $sharing['global']['show'] : array();
414
415
		/**
416
		 * Filters where the Likes are displayed.
417
		 *
418
		 * @module likes
419
		 *
420
		 * @since 2.2.0
421
		 *
422
		 * @param array $setting Array of Likes display settings.
423
		 */
424
		return apply_filters( 'wpl_get_options', $setting );
425
	}
426
427
	/**
428
	 * Are Post Likes enabled on archive/front/search pages?
429
	 *
430
	 * @return bool
431
	 */
432
	function is_index_enabled() {
433
		$options = $this->get_options();
434
		/**
435
		 * Filters whether Likes should be enabled on archive/front/search pages.
436
		 *
437
		 * @module likes
438
		 *
439
		 * @since 2.2.0
440
		 *
441
		 * @param bool $enabled Are Post Likes enabled on archive/front/search pages?
442
		 */
443
		return (bool) apply_filters( 'wpl_is_index_disabled', (bool) in_array( 'index', $options['show'] ) );
444
	}
445
446
	/**
447
	 * Are Post Likes enabled on single pages?
448
	 *
449
	 * @return bool
450
	 */
451 View Code Duplication
	function is_single_page_enabled() {
452
		$options = $this->get_options();
453
		/**
454
		 * Filters whether Likes should be enabled on single pages.
455
		 *
456
		 * @module likes
457
		 *
458
		 * @since 2.2.0
459
		 *
460
		 * @param bool $enabled Are Post Likes enabled on single pages?
461
		 */
462
		return (bool) apply_filters( 'wpl_is_single_page_disabled', (bool) in_array( 'page', $options['show'] ) );
463
	}
464
465
	/**
466
	 * Are Media Likes enabled on single pages?
467
	 *
468
	 * @return bool
469
	 */
470
	function is_attachment_enabled() {
471
		$options = $this->get_options();
472
		/**
473
		 * Filters whether Likes should be enabled on attachment pages.
474
		 *
475
		 * @module likes
476
		 *
477
		 * @since 2.2.0
478
		 *
479
		 * @param bool $enabled Are Post Likes enabled on attachment pages?
480
		 */
481
		return (bool) apply_filters( 'wpl_is_attachment_disabled', (bool) in_array( 'attachment', $options['show'] ) );
482
	}
483
484
	/**
485
	 * The actual options block to be inserted into the sharing page.
486
	 */
487
	function admin_settings_init() {
488
		?>
489
		<tr>
490
			<th scope="row">
491
				<label><?php esc_html_e( 'WordPress.com Likes are', 'jetpack' ); ?></label>
492
			</th>
493
			<td>
494
				<div>
495
					<label>
496
						<input type="radio" class="code" name="wpl_default" value="on" <?php checked( $this->is_enabled_sitewide(), true ); ?> />
497
						<?php esc_html_e( 'On for all posts', 'jetpack' ); ?>
498
					</label>
499
				</div>
500
				<div>
501
					<label>
502
						<input type="radio" class="code" name="wpl_default" value="off" <?php checked( $this->is_enabled_sitewide(), false ); ?> />
503
						<?php esc_html_e( 'Turned on per post', 'jetpack' ); ?>
504
					</label>
505
					<div>
506
			</td>
507
		</tr>
508
		<?php if ( ! $this->in_jetpack ) : ?>
509
			<tr>
510
				<th scope="row">
511
					<label><?php esc_html_e( 'WordPress.com Reblog Button', 'jetpack' ); ?></label>
512
				</th>
513
				<td>
514
					<div>
515
						<label>
516
							<input type="radio" class="code" name="jetpack_reblogs_enabled" value="on" <?php checked( $this->reblogs_enabled_sitewide(), true ); ?> />
517
							<?php esc_html_e( 'Show the Reblog button on posts', 'jetpack' ); ?>
518
						</label>
519
					</div>
520
					<div>
521
						<label>
522
							<input type="radio" class="code" name="jetpack_reblogs_enabled" value="off" <?php checked( $this->reblogs_enabled_sitewide(), false ); ?> />
523
							<?php esc_html_e( 'Don\'t show the Reblog button on posts', 'jetpack' ); ?>
524
						</label>
525
					</div>
526
				</td>
527
			</tr>
528
			<!-- WPCOM only: Comment Likes -->
529
			<?php if ( ! $this->in_jetpack ) : ?>
530
				<tr>
531
					<th scope="row">
532
						<label><?php esc_html_e( 'Comment Likes are', 'jetpack' ); ?></label>
533
					</th>
534
					<td>
535
						<div>
536
							<label>
537
								<input type="checkbox" class="code" name="jetpack_comment_likes_enabled" value="1" <?php checked( $this->is_comments_enabled(), true ); ?> />
538
								<?php esc_html_e( 'On for all comments', 'jetpack' ); ?>
539
							</label>
540
						</div>
541
					</td>
542
				</tr>
543
			<?php endif; ?>
544
		<?php endif; ?>
545
		</tbody> <?php // closes the tbody attached to sharing_show_buttons_on_row_start... ?>
546
	<?php
547
	}
548
549
	/**
550
	 * Returns the current state of the "WordPress.com Reblogs are" option.
551
	 * @return boolean true if enabled sitewide, false if not
552
	 */
553
	function reblogs_enabled_sitewide() {
554
		/**
555
		 * Filters whether Reblogs are enabled by default on all posts.
556
		 * true if enabled sitewide, false if not.
557
		 *
558
		 * @module likes
559
		 *
560
		 * @since 3.0.0
561
		 *
562
		 * @param bool $option Are Reblogs enabled sitewide.
563
		 */
564
		return (bool) apply_filters( 'wpl_reblogging_enabled_sitewide', ! get_option( 'disabled_reblogs' ) );
565
	}
566
567
	/**
568
	 * Used for WPCOM ONLY. Comment likes are in their own module in Jetpack.
569
	 * Returns if comment likes are enabled. Defaults to 'off'
570
	 * @return boolean true if we should show comment likes, false if not
571
	 */
572
	function is_comments_enabled() {
573
		/**
574
		 * Filters whether Comment Likes are enabled.
575
		 * true if enabled, false if not.
576
		 *
577
		 * @module comment-likes
578
		 *
579
		 * @since 2.2.0
580
		 *
581
		 * @param bool $option Are Comment Likes enabled sitewide.
582
		 */
583
		return (bool) apply_filters( 'jetpack_comment_likes_enabled', get_option( 'jetpack_comment_likes_enabled', false ) );
584
	}
585
586
	/**
587
	 * Saves the setting in the database, bumps a stat on WordPress.com
588
	 */
589
	function admin_settings_callback() {
590
		// We're looking for these, and doing a dance to set some stats and save
591
		// them together in array option.
592
		$new_state = ! empty( $_POST['wpl_default'] ) ? $_POST['wpl_default'] : 'on';
593
		$db_state  = $this->is_enabled_sitewide();
594
595
		$reblogs_new_state = ! empty( $_POST['jetpack_reblogs_enabled'] ) ? $_POST['jetpack_reblogs_enabled'] : 'on';
596
		$reblogs_db_state = $this->reblogs_enabled_sitewide();
597
		/** Default State *********************************************************/
598
599
		// Checked (enabled)
600 View Code Duplication
		switch( $new_state ) {
601
			case 'off' :
602
				if ( true == $db_state && ! $this->in_jetpack ) {
603
					$g_gif = file_get_contents( 'https://pixel.wp.com/g.gif?v=wpcom-no-pv&x_likes=disabled_likes' );
604
				}
605
				update_option( 'disabled_likes', 1 );
606
				break;
607
			case 'on'  :
608
			default:
609
				if ( false == $db_state && ! $this->in_jetpack ) {
610
					$g_gif = file_get_contents( 'https://pixel.wp.com/g.gif?v=wpcom-no-pv&x_likes=reenabled_likes' );
611
				}
612
				delete_option( 'disabled_likes' );
613
				break;
614
		}
615
616 View Code Duplication
		switch( $reblogs_new_state ) {
617
			case 'off' :
618
				if ( true == $reblogs_db_state && ! $this->in_jetpack ) {
619
					$g_gif = file_get_contents( 'https://pixel.wp.com/g.gif?v=wpcom-no-pv&x_reblogs=disabled_reblogs' );
0 ignored issues
show
$g_gif is not used, you could remove the assignment.

This check looks for variable assignements that are either overwritten by other assignments or where the variable is not used subsequently.

$myVar = 'Value';
$higher = false;

if (rand(1, 6) > 3) {
    $higher = true;
} else {
    $higher = false;
}

Both the $myVar assignment in line 1 and the $higher assignment in line 2 are dead. The first because $myVar is never used and the second because $higher is always overwritten for every possible time line.

Loading history...
620
				}
621
				update_option( 'disabled_reblogs', 1 );
622
				break;
623
			case 'on'  :
624
			default:
625
				if ( false == $reblogs_db_state && ! $this->in_jetpack ) {
626
					$g_gif = file_get_contents( 'https://pixel.wp.com/g.gif?v=wpcom-no-pv&x_reblogs=reenabled_reblogs' );
0 ignored issues
show
$g_gif is not used, you could remove the assignment.

This check looks for variable assignements that are either overwritten by other assignments or where the variable is not used subsequently.

$myVar = 'Value';
$higher = false;

if (rand(1, 6) > 3) {
    $higher = true;
} else {
    $higher = false;
}

Both the $myVar assignment in line 1 and the $higher assignment in line 2 are dead. The first because $myVar is never used and the second because $higher is always overwritten for every possible time line.

Loading history...
627
				}
628
				delete_option( 'disabled_reblogs' );
629
				break;
630
		}
631
632
		// WPCOM only: Comment Likes
633
		if ( ! $this->in_jetpack ) {
634
			$new_comments_state = ! empty( $_POST['jetpack_comment_likes_enabled'] ) ? $_POST['jetpack_comment_likes_enabled'] : false;
635
			switch( (bool) $new_comments_state ) {
636
				case true:
637
					update_option( 'jetpack_comment_likes_enabled', 1 );
638
				break;
639
				case false:
640
				default:
641
					update_option( 'jetpack_comment_likes_enabled', 0 );
642
				break;
643
			}
644
		}
645
	}
646
647
	/**
648
	 * Adds the admin update hook so we can save settings even if Sharedaddy is not enabled.
649
	 */
650
	function process_update_requests_if_sharedaddy_not_loaded() {
651
		if ( isset( $_GET['page'] ) && ( $_GET['page'] == 'sharing.php' || $_GET['page'] == 'sharing' ) ) {
652
			if ( isset( $_POST['_wpnonce'] ) && wp_verify_nonce( $_POST['_wpnonce'], 'sharing-options' ) ) {
653
				/** This action is documented in modules/sharedaddy/sharing.php */
654
				do_action( 'sharing_admin_update' );
655
				wp_safe_redirect( admin_url( 'options-general.php?page=sharing&update=saved' ) );
656
				die();
657
			}
658
		}
659
	}
660
661
	/**
662
	 * If sharedaddy is not loaded, we don't have the "Show buttons on" yet, so we need to add that since it affects likes too.
663
	 */
664
	function admin_settings_showbuttonon_init() {
665
		/** This action is documented in modules/sharedaddy/sharing.php */
666
		echo apply_filters( 'sharing_show_buttons_on_row_start', '<tr valign="top">' );
667
		?>
668
		<th scope="row"><label><?php _e( 'Show buttons on', 'jetpack' ); ?></label></th>
669
		<td>
670
			<?php
671
			$br = false;
672
			$shows = array_values( get_post_types( array( 'public' => true ) ) );
673
			array_unshift( $shows, 'index' );
674
			$global = $this->get_options();
675 View Code Duplication
			foreach ( $shows as $show ) :
676
				if ( 'index' == $show ) {
677
					$label = __( 'Front Page, Archive Pages, and Search Results', 'jetpack' );
678
				} else {
679
					$post_type_object = get_post_type_object( $show );
680
					$label = $post_type_object->labels->name;
681
				}
682
				?>
683
				<?php if ( $br ) echo '<br />'; ?><label><input type="checkbox"<?php checked( in_array( $show, $global['show'] ) ); ?> name="show[]" value="<?php echo esc_attr( $show ); ?>" /> <?php echo esc_html( $label ); ?></label>
684
				<?php	$br = true; endforeach; ?>
685
		</td>
686
		<?php
687
		/** This action is documented in modules/sharedaddy/sharing.php */
688
		echo apply_filters( 'sharing_show_buttons_on_row_end', '</tr>' );
689
		?>
690
	<?php
691
	}
692
693
	/**
694
	 * If sharedaddy is not loaded, we still need to save the the settings of the "Show buttons on" option.
695
	 */
696
	function admin_settings_showbuttonon_callback() {
697
		$options = get_option( 'sharing-options' );
698
		if ( !is_array( $options ) )
699
			$options = array();
700
701
		$shows = array_values( get_post_types( array( 'public' => true ) ) );
702
		$shows[] = 'index';
703
		$data = $_POST;
704
705
		if ( isset( $data['show'] ) ) {
706 View Code Duplication
			if ( is_scalar( $data['show'] ) ) {
707
				switch ( $data['show'] ) {
708
					case 'posts' :
709
						$data['show'] = array( 'post', 'page' );
710
						break;
711
					case 'index' :
712
						$data['show'] = array( 'index' );
713
						break;
714
					case 'posts-index' :
715
						$data['show'] = array( 'post', 'page', 'index' );
716
						break;
717
				}
718
			}
719
720 View Code Duplication
			if ( $data['show'] = array_intersect( $data['show'], $shows ) ) {
721
				$options['global']['show'] = $data['show'];
722
			}
723
		} else {
724
			$options['global']['show'] = array();
725
		}
726
727
		update_option( 'sharing-options', $options );
728
	}
729
}
730