Jetpack_Comments::setup_globals() - Code Metrics - Inspection of "Combine if conditions" - Automattic/jetpack - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — update/media-extractor-summary... ( 317788...ea9570 )

by Jeremy

created 2016-02-11 14:23 UTC

Jetpack_Comments::setup_globals() A

↳ Parent: Jetpack_Comments

Complexity

Conditions	1
Paths	1

Size

Total Lines	12
Code Lines	8

Duplication

Lines	0
Ratio	0 %

Metric	Value
dl	0
loc	12
rs	9.4285
cc	1
eloc	8
nc	1
nop	0

<?php

require dirname( __FILE__ ) . '/base.php';

/**
 * Main Comments class
 *
 * @package JetpackComments
 * @version 1.4
 * @since 1.4
 */
class Jetpack_Comments extends Highlander_Comments_Base {

	/** Variables *************************************************************/

	/**
	 * Possible comment form sources
	 * @var array
	 */
	public $id_sources = array();

	/**
	 * URL
	 * @var string
	 */
	public $signed_url = '';

	/**
	 * The default comment form color scheme
	 * @var string
	 * @see ::set_default_color_theme_based_on_theme_settings()
	 */
	public $default_color_scheme =  'light';

	/** Methods ***************************************************************/

	public static function init() {
		static $instance = false;

		if ( !$instance ) {
			$instance = new Jetpack_Comments;
		}

		return $instance;
	}

	/**
	 * Main constructor for Comments
	 *
	 * @since JetpackComments (1.4)
	 */
	public function __construct() {
		parent::__construct();

		// Comments is loaded

		/**
		 * Fires after the Jetpack_Comments object has been instantiated
		 *
		 * @module comments
		 *
		 * @since 1.4.0
		 *
		 * @param array $jetpack_comments_loaded First element in array of type Jetpack_Comments
		 **/
		do_action_ref_array( 'jetpack_comments_loaded', array( $this ) );
		add_action( 'after_setup_theme', array( $this, 'set_default_color_theme_based_on_theme_settings' ), 100 );
	}

	public function set_default_color_theme_based_on_theme_settings() {
		if ( function_exists( 'twentyeleven_get_theme_options' ) ) {
			$theme_options = twentyeleven_get_theme_options();
			$theme_color_scheme = isset( $theme_options['color_scheme'] ) ? $theme_options['color_scheme'] : 'transparent';
		} else {
			$theme_color_scheme = get_theme_mod( 'color_scheme', 'transparent' );
		}
		// Default for $theme_color_scheme is 'transparent' just so it doesn't match 'light' or 'dark'
		// The default for Jetpack's color scheme is still defined above as 'light'

		if ( false !== stripos( $theme_color_scheme, 'light' ) ) {
			$this->default_color_scheme = 'light';
		} elseif ( false !== stripos( $theme_color_scheme, 'dark' ) ) {
			$this->default_color_scheme = 'dark';
		}
	}

	/** Private Methods *******************************************************/

	/**
	 * Set any global variables or class variables
	 * @since JetpackComments (1.4)
	 */
	protected function setup_globals() {
		parent::setup_globals();

		// Sources
		$this->id_sources = array(
			'guest',
			'jetpack',
			'wordpress',
			'twitter',
			'facebook'
		);
	}

	/**
	 * Setup actions for methods in this class
	 * @since JetpackComments (1.4)
	 */
	protected function setup_actions() {
		parent::setup_actions();

		// Selfishly remove everything from the existing comment form
		remove_all_actions( 'comment_form_before' );
		remove_all_actions( 'comment_form_after'  );

		// Selfishly add only our actions back to the comment form
		add_action( 'comment_form_before', array( $this, 'comment_form_before' ) );
		add_action( 'comment_form_after',  array( $this, 'comment_form_after'  ) );

		// Before a comment is posted
		add_action( 'pre_comment_on_post', array( $this, 'pre_comment_on_post' ), 1 );

		// After a comment is posted
		add_action( 'comment_post', array( $this, 'add_comment_meta' ) );
	}

	/**
	 * Setup filters for methods in this class
	 * @since 1.6.2
	 */
	protected function setup_filters() {
		parent::setup_filters();

		add_filter( 'comment_post_redirect', array( $this, 'capture_comment_post_redirect_to_reload_parent_frame' ), 100 );
		add_filter( 'get_avatar',            array( $this, 'get_avatar' ), 10, 4 );
	}

	/**
	 * Get the comment avatar from Gravatar, Twitter, or Facebook
	 *
	 * @since JetpackComments (1.4)
	 * @param string $avatar Current avatar URL
	 * @param string $comment Comment for the avatar
	 * @param int $size Size of the avatar
	 * @param string $default Not used
	 * @return string New avatar
	 */
	public function get_avatar( $avatar, $comment, $size, $default ) {

		if ( ! isset( $comment->comment_post_ID ) || ! isset( $comment->comment_ID ) ) {
			// it's not a comment - bail
			return $avatar;
		}

		if ( false === strpos( $comment->comment_author_url, '/www.facebook.com/' ) && false === strpos( $comment->comment_author_url, '/twitter.com/' ) ) {
			// It's neither FB nor Twitter - bail
			return $avatar;
		}

		// It's a FB or Twitter avatar
		$foreign_avatar = get_comment_meta( $comment->comment_ID, 'hc_avatar', true );
		if ( empty( $foreign_avatar ) ) {
			// Can't find the avatar details - bail
			return $avatar;
		}

		// Return the FB or Twitter avatar
		return preg_replace( '#src=([\'"])[^\'"]+\\1#', 'src=\\1' . esc_url( $this->photon_avatar( $foreign_avatar, $size ) ) . '\\1', $avatar );
	}

	/** Output Methods ********************************************************/

	/**
	 * Start capturing the core comment_form() output
	 * @since JetpackComments (1.4)
	 */
	public function comment_form_before() {
		/**
		 * Filters the setting that determines if Jetpagk comments should be enabled for
		 * the current post type.
		 *
		 * @module comments
		 *
		 * @since 3.8.1
		 *
		 * @param boolean $return Should comments be enabled?
		 */
		if ( ! apply_filters( 'jetpack_comment_form_enabled_for_' . get_post_type(), true ) ) {
			return;
		}

		// Add some JS to the footer
		add_action( 'wp_footer', array( $this, 'watch_comment_parent' ), 100 );

		ob_start();
	}

	/**
	 * Noop the default comment form output, get some options, and output our
	 * tricked out totally radical comment form.
	 *
	 * @since JetpackComments (1.4)
	 */
	public function comment_form_after() {
		/** This filter is documented in modules/comments/comments.php */
		if ( ! apply_filters( 'jetpack_comment_form_enabled_for_' . get_post_type(), true ) ) {
			return;
		}

		// Throw it all out and drop in our replacement
		ob_end_clean();

		// If users are required to be logged in, and they're not, then we don't need to do anything else
		if ( get_option( 'comment_registration' ) && !is_user_logged_in() ) {
			/**
			 * Changes the log in to comment prompt.
			 *
			 * @module comments
			 *
			 * @since 1.4.0
			 *
			 * @param string $var Default is "You must log in to post a comment."
			 */
			echo '<p class="must-log-in">' . sprintf( apply_filters( 'jetpack_must_log_in_to_comment', __( 'You must <a href="%s">log in</a> to post a comment.', 'jetpack' ) ), wp_login_url( get_permalink() . '#respond' ) ) . '</p>';
			return;
		}

		if ( in_array( 'subscriptions', Jetpack::get_active_modules() ) ) {
			$stb_enabled = get_option( 'stb_enabled', 1 );
			$stb_enabled = empty( $stb_enabled ) ? 0 : 1;

			$stc_enabled = get_option( 'stc_enabled', 1 );
			$stc_enabled = empty( $stc_enabled ) ? 0 : 1;
		} else {
			$stb_enabled = 0;
			$stc_enabled = 0;
		}

		$params  = array(
$a = "a";
$ab = "ab";
$abc = "abc";
			'blogid'               => Jetpack_Options::get_option( 'id' ),
			'postid'               => get_the_ID(),
			'comment_registration' => ( get_option( 'comment_registration' ) ? '1' : '0' ), // Need to explicitly send a '1' or a '0' for these
			'require_name_email'   => ( get_option( 'require_name_email' )   ? '1' : '0' ),
			'stc_enabled'          => $stc_enabled,
			'stb_enabled'          => $stb_enabled,
			'show_avatars'         => ( get_option( 'show_avatars' )         ? '1' : '0' ),
			'avatar_default'       => get_option( 'avatar_default' ),
			'greeting'             => get_option( 'highlander_comment_form_prompt', __( 'Leave a Reply', 'jetpack' ) ),
			/**
			 * Changes the comment form prompt.
			 *
			 * @module comments
			 *
			 * @since 2.3.0
			 *
			 * @param string $var Default is "Leave a Reply to %s."
			 */
			'greeting_reply'       => apply_filters( 'jetpack_comment_form_prompt_reply', __( 'Leave a Reply to %s' , 'jetpack' ) ),
			'color_scheme'         => get_option( 'jetpack_comment_form_color_scheme', $this->default_color_scheme ),
			'lang'                 => get_bloginfo( 'language' ),
			'jetpack_version'      => JETPACK__VERSION,
		);

		// Extra parameters for logged in user
		if ( is_user_logged_in() ) {
			$current_user           = wp_get_current_user();
			$params['hc_post_as']   = 'jetpack';
			$params['hc_userid']    = $current_user->ID;
			$params['hc_username']  = $current_user->display_name;
			$params['hc_userurl']   = $current_user->user_url;
			$params['hc_useremail'] = md5( strtolower( trim( $current_user->user_email ) ) );
			if ( current_user_can( 'unfiltered_html' ) )
				$params['_wp_unfiltered_html_comment'] = wp_create_nonce( 'unfiltered-html-comment_' . get_the_ID() );
		}

		$signature = Jetpack_Comments::sign_remote_comment_parameters( $params, Jetpack_Options::get_option( 'blog_token' ) );
		if ( is_wp_error( $signature ) ) {
			$signature = 'error';
		}

		$params['sig']    = $signature;
		$url_origin       = set_url_scheme( 'http://jetpack.wordpress.com' );
		$url              = "{$url_origin}/jetpack-comment/?" . http_build_query( $params );
		$url              = "{$url}#parent=" . urlencode( set_url_scheme( 'http://' . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'] ) );
		$this->signed_url = $url;
		$height           = $params['comment_registration'] || is_user_logged_in() ? '315' : '430'; // Iframe can be shorter if we're not allowing guest commenting
		$transparent      = ( $params['color_scheme'] == 'transparent' ) ? 'true' : 'false';

		if ( isset( $_GET['replytocom'] ) ) {
			$url .= '&replytocom=' . (int) $_GET['replytocom'];
		}

		// The actual iframe (loads comment form from Jetpack server)
		?>

		<div id="respond" class="comment-respond">
			<h3 id="reply-title" class="comment-reply-title"><?php comment_form_title( esc_html( $params['greeting'] ), esc_html( $params['greeting_reply'] ) ); ?> <small><?php cancel_comment_reply_link( esc_html__( 'Cancel reply' , 'jetpack') ); ?></small></h3>
			<div id="commentform" class="comment-form">
				<iframe src="<?php echo esc_url( $url ); ?>" allowtransparency="<?php echo $transparent; ?>" style="width:100%; height: <?php echo $height; ?>px;border:0px;" frameBorder="0" scrolling="no" name="jetpack_remote_comment" id="jetpack_remote_comment"></iframe>
			</div>
		</div>

		<?php // Below is required for comment reply JS to work ?>

		<input type="hidden" name="comment_parent" id="comment_parent" value="" />

		<?php
	}

	/**
	 * Add some JS to wp_footer to watch for hierarchical reply parent change
	 *
	 * @since JetpackComments (1.4)
	 */
	public function watch_comment_parent() {
		$url_origin = set_url_scheme( 'http://jetpack.wordpress.com' );
	?>

		<!--[if IE]>
		<script type="text/javascript">
		if ( 0 === window.location.hash.indexOf( '#comment-' ) ) {
			// window.location.reload() doesn't respect the Hash in IE
			window.location.hash = window.location.hash;
		}
		</script>
		<![endif]-->
		<script type="text/javascript">
			var comm_par_el = document.getElementById( 'comment_parent' ),
			    comm_par = (comm_par_el && comm_par_el.value) ? comm_par_el.value : '',
			    frame = document.getElementById( 'jetpack_remote_comment' ),
			    tellFrameNewParent;

			tellFrameNewParent = function() {
				if ( comm_par ) {
					frame.src = "<?php echo esc_url_raw( $this->signed_url ); ?>" + '&replytocom=' + parseInt( comm_par, 10 ).toString();
				} else {
					frame.src = "<?php echo esc_url_raw( $this->signed_url ); ?>";
				}
			};

	<?php if ( get_option( 'thread_comments' ) && get_option( 'thread_comments_depth' ) ) : ?>

			if ( 'undefined' !== typeof addComment ) {
				addComment._Jetpack_moveForm = addComment.moveForm;

				addComment.moveForm = function( commId, parentId, respondId, postId ) {
					var returnValue = addComment._Jetpack_moveForm( commId, parentId, respondId, postId ), cancelClick, cancel;

					if ( false === returnValue ) {
						cancel = document.getElementById( 'cancel-comment-reply-link' );
						cancelClick = cancel.onclick;
						cancel.onclick = function() {
							var cancelReturn = cancelClick.call( this );
							if ( false !== cancelReturn ) {
								return cancelReturn;
							}

							if ( !comm_par ) {
								return cancelReturn;
							}

							comm_par = 0;

							tellFrameNewParent();

							return cancelReturn;
						};
					}

					if ( comm_par == parentId ) {
						return returnValue;
					}

					comm_par = parentId;

					tellFrameNewParent();

					return returnValue;
				};
			}

	<?php endif; ?>

			if ( window.postMessage ) {
				if ( document.addEventListener ) {
					window.addEventListener( 'message', function( event ) {
						if ( <?php echo json_encode( esc_url_raw( $url_origin ) ); ?> !== event.origin ) {
							return;
						}

						jQuery( frame ).height( event.data );
					} );
				} else if ( document.attachEvent ) {
					window.attachEvent( 'message', function( event ) {
						if ( <?php echo json_encode( esc_url_raw( $url_origin ) ); ?> !== event.origin ) {
							return;
						}

						jQuery( frame ).height( event.data );
					} );
				}
			}
		</script>

	<?php
	}

	/**
	 * Verify the hash included in remote comments.
	 *
	 * @since JetpackComments (1.4)
	 * @param type $comment Not used
	 */
	public function pre_comment_on_post( $comment ) {

		$post_array = stripslashes_deep( $_POST );

		// Bail if missing the Jetpack token
		if ( ! isset( $post_array['sig'] ) ) {
			unset( $_POST['hc_post_as'] );
			return;
		}

		if ( FALSE !== strpos( $post_array['hc_avatar'], '.gravatar.com' ) )
			$post_array['hc_avatar'] = htmlentities( $post_array['hc_avatar'] );

		$check = Jetpack_Comments::sign_remote_comment_parameters( $post_array, Jetpack_Options::get_option( 'blog_token' ) );
		if ( is_wp_error( $check ) ) {
			wp_die( $check );
		}

		// Bail if token is expired or not valid
		if ( $check !== $post_array['sig'] )
			wp_die( __( 'Invalid security token.', 'jetpack' ) );

		/** This filter is documented in modules/comments/comments.php */
		if ( ! apply_filters( 'jetpack_comment_form_enabled_for_' . get_post_type( $post_array['comment_post_ID'] ), true ) ) {
			// In case the comment POST is legit, but the comments are
			// now disabled, we don't allow the comment

			wp_die( __( 'Comments are not allowed.', 'jetpack' ) );
		}
	}

	/** Capabilities **********************************************************/

	/**
	 * Add some additional comment meta after comment is saved about what
	 * service the comment is from, the avatar, user_id, etc...
	 *
	 * @since JetpackComments (1.4)
	 * @param type $comment_id
	 */
	public function add_comment_meta( $comment_id ) {
		$comment_meta = array();

		switch( $this->is_highlander_comment_post() ) {
			case 'facebook' :
				$comment_meta['hc_post_as']         = 'facebook';
				$comment_meta['hc_avatar']          = stripslashes( $_POST['hc_avatar'] );
				$comment_meta['hc_foreign_user_id'] = stripslashes( $_POST['hc_userid'] );
				break;

			case 'twitter' :
				$comment_meta['hc_post_as']         = 'twitter';
				$comment_meta['hc_avatar']          = stripslashes( $_POST['hc_avatar'] );
				$comment_meta['hc_foreign_user_id'] = stripslashes( $_POST['hc_userid'] );
				break;

			case 'wordpress' :
				$comment_meta['hc_post_as']         = 'wordpress';
				$comment_meta['hc_avatar']          = stripslashes( $_POST['hc_avatar'] );
				$comment_meta['hc_foreign_user_id'] = stripslashes( $_POST['hc_userid'] );
				$comment_meta['hc_wpcom_id_sig']    = stripslashes( $_POST['hc_wpcom_id_sig'] ); //since 1.9
				break;

			case 'jetpack' :
				$comment_meta['hc_post_as']         = 'jetpack';
				$comment_meta['hc_avatar']          = stripslashes( $_POST['hc_avatar'] );
				$comment_meta['hc_foreign_user_id'] = stripslashes( $_POST['hc_userid'] );
				break;

		}

		// Bail if no extra comment meta
		if ( empty( $comment_meta ) )
			return;

		// Loop through extra meta and add values
		foreach ( $comment_meta as $key => $value )
			add_comment_meta( $comment_id, $key, $value, true );
	}
	function capture_comment_post_redirect_to_reload_parent_frame( $url ) {
		if ( !isset( $_GET['for'] ) || 'jetpack' != $_GET['for'] ) {
			return $url;
		}
?>
<!DOCTYPE html>
<html <?php language_attributes(); ?>>
<!--<![endif]-->
<head>
<meta charset="<?php bloginfo( 'charset' ); ?>" />
<title><?php printf( __( 'Submitting Comment%s', 'jetpack' ), '&hellip;' ); ?></title>
<style type="text/css">
body {
	display: table;
	width: 100%;
	height: 60%;
	position: absolute;
	top: 0;
	left: 0;
	overflow: hidden;
	color: #333;
}

h1 {
	text-align: center;
	margin: 0;
	padding: 0;
	display: table-cell;
	vertical-align: middle;
	font-family: "HelveticaNeue-Light", "Helvetica Neue Light", "Helvetica Neue", sans-serif;
	font-weight: normal;
}

.hidden {
	opacity: 0;
}

h1 span {
	-moz-transition-property: opacity;
	-moz-transition-duration: 1s;
	-moz-transition-timing-function: ease-in-out;

	-webkit-transition-property: opacity;
	-webkit-transition-duration: 1s;
	-webbit-transition-timing-function: ease-in-out;

	-o-transition-property: opacity;
	-o-transition-duration: 1s;
	-o-transition-timing-function: ease-in-out;

	-ms-transition-property: opacity;
	-ms-transition-duration: 1s;
	-ms-transition-timing-function: ease-in-out;

	transition-property: opacity;
	transition-duration: 1s;
	transition-timing-function: ease-in-out;
}
</style>
</head>
<body>
	<h1><?php printf( __( 'Submitting Comment%s', 'jetpack' ), '<span id="ellipsis" class="hidden">&hellip;</span>' ); ?></h1>
<script type="text/javascript">
try {
	window.parent.location = <?php echo json_encode( $url ); ?>;
	window.parent.location.reload( true );
} catch ( e ) {
	window.location = <?php echo json_encode( $url ); ?>;
	window.location.reload( true );
}
ellipsis = document.getElementById( 'ellipsis' );
function toggleEllipsis() {
	ellipsis.className = ellipsis.className ? '' : 'hidden';
}
setInterval( toggleEllipsis, 1200 );
</script>
</body>
</html>
<?php
		exit;

	}
}

Jetpack_Comments::init();


1		<?php
2
3		require dirname( __FILE__ ) . '/base.php';
4
5		/**
6		* Main Comments class
7		*
8		* @package JetpackComments
9		* @version 1.4
10		* @since 1.4
11		*/
12		class Jetpack_Comments extends Highlander_Comments_Base {
13
14		/ Variables ***********************************************************/
15
16		/**
17		* Possible comment form sources
18		* @var array
19		*/
20		public $id_sources = array();
21
22		/**
23		* URL
24		* @var string
25		*/
26		public $signed_url = '';
27
28		/**
29		* The default comment form color scheme
30		* @var string
31		* @see ::set_default_color_theme_based_on_theme_settings()
32		*/
33		public $default_color_scheme = 'light';
34
35		/ Methods *************************************************************/
36
37		public static function init() {
38		static $instance = false;
39
40		if ( !$instance ) {
41		$instance = new Jetpack_Comments;
42		}
43
44		return $instance;
45		}
46
47		/**
48		* Main constructor for Comments
49		*
50		* @since JetpackComments (1.4)
51		*/
52		public function __construct() {
53		parent::__construct();
54
55		// Comments is loaded
56
57		/**
58		* Fires after the Jetpack_Comments object has been instantiated
59		*
60		* @module comments
61		*
62		* @since 1.4.0
63		*
64		* @param array $jetpack_comments_loaded First element in array of type Jetpack_Comments
65		**/
66		do_action_ref_array( 'jetpack_comments_loaded', array( $this ) );
67		add_action( 'after_setup_theme', array( $this, 'set_default_color_theme_based_on_theme_settings' ), 100 );
68		}
69
70		public function set_default_color_theme_based_on_theme_settings() {
71		if ( function_exists( 'twentyeleven_get_theme_options' ) ) {
72		$theme_options = twentyeleven_get_theme_options();
73		$theme_color_scheme = isset( $theme_options['color_scheme'] ) ? $theme_options['color_scheme'] : 'transparent';
74		} else {
75		$theme_color_scheme = get_theme_mod( 'color_scheme', 'transparent' );
76		}
77		// Default for $theme_color_scheme is 'transparent' just so it doesn't match 'light' or 'dark'
78		// The default for Jetpack's color scheme is still defined above as 'light'
79
80		if ( false !== stripos( $theme_color_scheme, 'light' ) ) {
81		$this->default_color_scheme = 'light';
82		} elseif ( false !== stripos( $theme_color_scheme, 'dark' ) ) {
83		$this->default_color_scheme = 'dark';
84		}
85		}
86
87		/ Private Methods *****************************************************/
88
89		/**
90		* Set any global variables or class variables
91		* @since JetpackComments (1.4)
92		*/
93		protected function setup_globals() {
94		parent::setup_globals();
95
96		// Sources
97		$this->id_sources = array(
98		'guest',
99		'jetpack',
100		'wordpress',
101		'twitter',
102		'facebook'
103		);
104		}
105
106		/**
107		* Setup actions for methods in this class
108		* @since JetpackComments (1.4)
109		*/
110		protected function setup_actions() {
111		parent::setup_actions();
112
113		// Selfishly remove everything from the existing comment form
114		remove_all_actions( 'comment_form_before' );
115		remove_all_actions( 'comment_form_after' );
116
117		// Selfishly add only our actions back to the comment form
118		add_action( 'comment_form_before', array( $this, 'comment_form_before' ) );
119		add_action( 'comment_form_after', array( $this, 'comment_form_after' ) );
120
121		// Before a comment is posted
122		add_action( 'pre_comment_on_post', array( $this, 'pre_comment_on_post' ), 1 );
123
124		// After a comment is posted
125		add_action( 'comment_post', array( $this, 'add_comment_meta' ) );
126		}
127
128		/**
129		* Setup filters for methods in this class
130		* @since 1.6.2
131		*/
132		protected function setup_filters() {
133		parent::setup_filters();
134
135		add_filter( 'comment_post_redirect', array( $this, 'capture_comment_post_redirect_to_reload_parent_frame' ), 100 );
136		add_filter( 'get_avatar', array( $this, 'get_avatar' ), 10, 4 );
137		}
138
139		/**
140		* Get the comment avatar from Gravatar, Twitter, or Facebook
141		*
142		* @since JetpackComments (1.4)
143		* @param string $avatar Current avatar URL
144		* @param string $comment Comment for the avatar
145		* @param int $size Size of the avatar
146		* @param string $default Not used
147		* @return string New avatar
148		*/
149		public function get_avatar( $avatar, $comment, $size, $default ) {
		0 ignored issues – show Unused Code introduced 2015-11-20 23:03 UTC by Report Bug Copy Issue Report The parameter `$default` is not used and could be removed. This check looks from parameters that have been defined for a function or method, but which are not used in the method body. Loading history...
150		if ( ! isset( $comment->comment_post_ID ) \|\| ! isset( $comment->comment_ID ) ) {
151		// it's not a comment - bail
152		return $avatar;
153		}
154
155		if ( false === strpos( $comment->comment_author_url, '/www.facebook.com/' ) && false === strpos( $comment->comment_author_url, '/twitter.com/' ) ) {
156		// It's neither FB nor Twitter - bail
157		return $avatar;
158		}
159
160		// It's a FB or Twitter avatar
161		$foreign_avatar = get_comment_meta( $comment->comment_ID, 'hc_avatar', true );
162		if ( empty( $foreign_avatar ) ) {
163		// Can't find the avatar details - bail
164		return $avatar;
165		}
166
167		// Return the FB or Twitter avatar
168		return preg_replace( '#src=([\'"])[^\'"]+\\1#', 'src=\\1' . esc_url( $this->photon_avatar( $foreign_avatar, $size ) ) . '\\1', $avatar );
169		}
170
171		/ Output Methods ******************************************************/
172
173		/**
174		* Start capturing the core comment_form() output
175		* @since JetpackComments (1.4)
176		*/
177		public function comment_form_before() {
178		/**
179		* Filters the setting that determines if Jetpagk comments should be enabled for
180		* the current post type.
181		*
182		* @module comments
183		*
184		* @since 3.8.1
185		*
186		* @param boolean $return Should comments be enabled?
187		*/
188		if ( ! apply_filters( 'jetpack_comment_form_enabled_for_' . get_post_type(), true ) ) {
189		return;
190		}
191
192		// Add some JS to the footer
193		add_action( 'wp_footer', array( $this, 'watch_comment_parent' ), 100 );
194
195		ob_start();
196		}
197
198		/**
199		* Noop the default comment form output, get some options, and output our
200		* tricked out totally radical comment form.
201		*
202		* @since JetpackComments (1.4)
203		*/
204		public function comment_form_after() {
205		/** This filter is documented in modules/comments/comments.php */
206		if ( ! apply_filters( 'jetpack_comment_form_enabled_for_' . get_post_type(), true ) ) {
207		return;
208		}
209
210		// Throw it all out and drop in our replacement
211		ob_end_clean();
212
213		// If users are required to be logged in, and they're not, then we don't need to do anything else
214		if ( get_option( 'comment_registration' ) && !is_user_logged_in() ) {
215		/**
216		* Changes the log in to comment prompt.
217		*
218		* @module comments
219		*
220		* @since 1.4.0
221		*
222		* @param string $var Default is "You must log in to post a comment."
223		*/
224		echo '<p class="must-log-in">' . sprintf( apply_filters( 'jetpack_must_log_in_to_comment', __( 'You must <a href="%s">log in</a> to post a comment.', 'jetpack' ) ), wp_login_url( get_permalink() . '#respond' ) ) . '</p>';
225		return;
226		}
227
228		if ( in_array( 'subscriptions', Jetpack::get_active_modules() ) ) {
229		$stb_enabled = get_option( 'stb_enabled', 1 );
230		$stb_enabled = empty( $stb_enabled ) ? 0 : 1;
231
232		$stc_enabled = get_option( 'stc_enabled', 1 );
233		$stc_enabled = empty( $stc_enabled ) ? 0 : 1;
234		} else {
235		$stb_enabled = 0;
236		$stc_enabled = 0;
237		}
238
239		$params = array(
		0 ignored issues – show Coding Style introduced 2015-11-20 23:04 UTC by Report Bug Copy Issue Report Equals sign not aligned correctly; expected 1 space but found 2 spaces This check looks for improperly formatted assignments. Every assignment must have exactly one space before and one space after the equals operator. To illustrate: $a = "a"; $ab = "ab"; $abc = "abc"; will have no issues, while $a = "a"; $ab = "ab"; $abc = "abc"; will report issues in lines 1 and 2. Loading history...
240		'blogid' => Jetpack_Options::get_option( 'id' ),
241		'postid' => get_the_ID(),
242		'comment_registration' => ( get_option( 'comment_registration' ) ? '1' : '0' ), // Need to explicitly send a '1' or a '0' for these
243		'require_name_email' => ( get_option( 'require_name_email' ) ? '1' : '0' ),
244		'stc_enabled' => $stc_enabled,
245		'stb_enabled' => $stb_enabled,
246		'show_avatars' => ( get_option( 'show_avatars' ) ? '1' : '0' ),
247		'avatar_default' => get_option( 'avatar_default' ),
248		'greeting' => get_option( 'highlander_comment_form_prompt', __( 'Leave a Reply', 'jetpack' ) ),
249		/**
250		* Changes the comment form prompt.
251		*
252		* @module comments
253		*
254		* @since 2.3.0
255		*
256		* @param string $var Default is "Leave a Reply to %s."
257		*/
258		'greeting_reply' => apply_filters( 'jetpack_comment_form_prompt_reply', __( 'Leave a Reply to %s' , 'jetpack' ) ),
259		'color_scheme' => get_option( 'jetpack_comment_form_color_scheme', $this->default_color_scheme ),
260		'lang' => get_bloginfo( 'language' ),
261		'jetpack_version' => JETPACK__VERSION,
262		);
263
264		// Extra parameters for logged in user
265		if ( is_user_logged_in() ) {
266		$current_user = wp_get_current_user();
267		$params['hc_post_as'] = 'jetpack';
268		$params['hc_userid'] = $current_user->ID;
269		$params['hc_username'] = $current_user->display_name;
270		$params['hc_userurl'] = $current_user->user_url;
271		$params['hc_useremail'] = md5( strtolower( trim( $current_user->user_email ) ) );
272		if ( current_user_can( 'unfiltered_html' ) )
273		$params['_wp_unfiltered_html_comment'] = wp_create_nonce( 'unfiltered-html-comment_' . get_the_ID() );
274		}
275
276		$signature = Jetpack_Comments::sign_remote_comment_parameters( $params, Jetpack_Options::get_option( 'blog_token' ) );
277		if ( is_wp_error( $signature ) ) {
278		$signature = 'error';
279		}
280
281		$params['sig'] = $signature;
282		$url_origin = set_url_scheme( 'http://jetpack.wordpress.com' );
283		$url = "{$url_origin}/jetpack-comment/?" . http_build_query( $params );
284		$url = "{$url}#parent=" . urlencode( set_url_scheme( 'http://' . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'] ) );
285		$this->signed_url = $url;
286		$height = $params['comment_registration'] \|\| is_user_logged_in() ? '315' : '430'; // Iframe can be shorter if we're not allowing guest commenting
287		$transparent = ( $params['color_scheme'] == 'transparent' ) ? 'true' : 'false';
288
289		if ( isset( $_GET['replytocom'] ) ) {
290		$url .= '&replytocom=' . (int) $_GET['replytocom'];
291		}
292
293		// The actual iframe (loads comment form from Jetpack server)
294		?>
295
296		<div id="respond" class="comment-respond">
297		<h3 id="reply-title" class="comment-reply-title"><?php comment_form_title( esc_html( $params['greeting'] ), esc_html( $params['greeting_reply'] ) ); ?> <small><?php cancel_comment_reply_link( esc_html__( 'Cancel reply' , 'jetpack') ); ?></small></h3>
298		<div id="commentform" class="comment-form">
299		<iframe src="<?php echo esc_url( $url ); ?>" allowtransparency="<?php echo $transparent; ?>" style="width:100%; height: <?php echo $height; ?>px;border:0px;" frameBorder="0" scrolling="no" name="jetpack_remote_comment" id="jetpack_remote_comment"></iframe>
300		</div>
301		</div>
302
303		<?php // Below is required for comment reply JS to work ?>
304
305		<input type="hidden" name="comment_parent" id="comment_parent" value="" />
306
307		<?php
308		}
309
310		/**
311		* Add some JS to wp_footer to watch for hierarchical reply parent change
312		*
313		* @since JetpackComments (1.4)
314		*/
315		public function watch_comment_parent() {
316		$url_origin = set_url_scheme( 'http://jetpack.wordpress.com' );
317		?>
318
319		<!--[if IE]>
320		<script type="text/javascript">
321		if ( 0 === window.location.hash.indexOf( '#comment-' ) ) {
322		// window.location.reload() doesn't respect the Hash in IE
323		window.location.hash = window.location.hash;
324		}
325		</script>
326		<![endif]-->
327		<script type="text/javascript">
328		var comm_par_el = document.getElementById( 'comment_parent' ),
329		comm_par = (comm_par_el && comm_par_el.value) ? comm_par_el.value : '',
330		frame = document.getElementById( 'jetpack_remote_comment' ),
331		tellFrameNewParent;
332
333		tellFrameNewParent = function() {
334		if ( comm_par ) {
335		frame.src = "<?php echo esc_url_raw( $this->signed_url ); ?>" + '&replytocom=' + parseInt( comm_par, 10 ).toString();
336		} else {
337		frame.src = "<?php echo esc_url_raw( $this->signed_url ); ?>";
338		}
339		};
340
341		<?php if ( get_option( 'thread_comments' ) && get_option( 'thread_comments_depth' ) ) : ?>
342
343		if ( 'undefined' !== typeof addComment ) {
344		addComment._Jetpack_moveForm = addComment.moveForm;
345
346		addComment.moveForm = function( commId, parentId, respondId, postId ) {
347		var returnValue = addComment._Jetpack_moveForm( commId, parentId, respondId, postId ), cancelClick, cancel;
348
349		if ( false === returnValue ) {
350		cancel = document.getElementById( 'cancel-comment-reply-link' );
351		cancelClick = cancel.onclick;
352		cancel.onclick = function() {
353		var cancelReturn = cancelClick.call( this );
354		if ( false !== cancelReturn ) {
355		return cancelReturn;
356		}
357
358		if ( !comm_par ) {
359		return cancelReturn;
360		}
361
362		comm_par = 0;
363
364		tellFrameNewParent();
365
366		return cancelReturn;
367		};
368		}
369
370		if ( comm_par == parentId ) {
371		return returnValue;
372		}
373
374		comm_par = parentId;
375
376		tellFrameNewParent();
377
378		return returnValue;
379		};
380		}
381
382		<?php endif; ?>
383
384		if ( window.postMessage ) {
385		if ( document.addEventListener ) {
386		window.addEventListener( 'message', function( event ) {
387		if ( <?php echo json_encode( esc_url_raw( $url_origin ) ); ?> !== event.origin ) {
388		return;
389		}
390
391		jQuery( frame ).height( event.data );
392		} );
393		} else if ( document.attachEvent ) {
394		window.attachEvent( 'message', function( event ) {
395		if ( <?php echo json_encode( esc_url_raw( $url_origin ) ); ?> !== event.origin ) {
396		return;
397		}
398
399		jQuery( frame ).height( event.data );
400		} );
401		}
402		}
403		</script>
404
405		<?php
406		}
407
408		/**
409		* Verify the hash included in remote comments.
410		*
411		* @since JetpackComments (1.4)
412		* @param type $comment Not used
413		*/
414		public function pre_comment_on_post( $comment ) {
		0 ignored issues – show Unused Code introduced 2015-11-20 23:03 UTC by Report Bug Copy Issue Report The parameter `$comment` is not used and could be removed. This check looks from parameters that have been defined for a function or method, but which are not used in the method body. Loading history...
415		$post_array = stripslashes_deep( $_POST );
416
417		// Bail if missing the Jetpack token
418		if ( ! isset( $post_array['sig'] ) ) {
419		unset( $_POST['hc_post_as'] );
420		return;
421		}
422
423		if ( FALSE !== strpos( $post_array['hc_avatar'], '.gravatar.com' ) )
424		$post_array['hc_avatar'] = htmlentities( $post_array['hc_avatar'] );
425
426		$check = Jetpack_Comments::sign_remote_comment_parameters( $post_array, Jetpack_Options::get_option( 'blog_token' ) );
427		if ( is_wp_error( $check ) ) {
428		wp_die( $check );
429		}
430
431		// Bail if token is expired or not valid
432		if ( $check !== $post_array['sig'] )
433		wp_die( __( 'Invalid security token.', 'jetpack' ) );
434
435		/** This filter is documented in modules/comments/comments.php */
436		if ( ! apply_filters( 'jetpack_comment_form_enabled_for_' . get_post_type( $post_array['comment_post_ID'] ), true ) ) {
437		// In case the comment POST is legit, but the comments are
438		// now disabled, we don't allow the comment
439
440		wp_die( __( 'Comments are not allowed.', 'jetpack' ) );
441		}
442		}
443
444		/ Capabilities ********************************************************/
445
446		/**
447		* Add some additional comment meta after comment is saved about what
448		* service the comment is from, the avatar, user_id, etc...
449		*
450		* @since JetpackComments (1.4)
451		* @param type $comment_id
452		*/
453		public function add_comment_meta( $comment_id ) {
454		$comment_meta = array();
455
456		switch( $this->is_highlander_comment_post() ) {
457	View Code Duplication	case 'facebook' :
458		$comment_meta['hc_post_as'] = 'facebook';
459		$comment_meta['hc_avatar'] = stripslashes( $_POST['hc_avatar'] );
460		$comment_meta['hc_foreign_user_id'] = stripslashes( $_POST['hc_userid'] );
461		break;
462
463	View Code Duplication	case 'twitter' :
464		$comment_meta['hc_post_as'] = 'twitter';
465		$comment_meta['hc_avatar'] = stripslashes( $_POST['hc_avatar'] );
466		$comment_meta['hc_foreign_user_id'] = stripslashes( $_POST['hc_userid'] );
467		break;
468
469		case 'wordpress' :
470		$comment_meta['hc_post_as'] = 'wordpress';
471		$comment_meta['hc_avatar'] = stripslashes( $_POST['hc_avatar'] );
472		$comment_meta['hc_foreign_user_id'] = stripslashes( $_POST['hc_userid'] );
473		$comment_meta['hc_wpcom_id_sig'] = stripslashes( $_POST['hc_wpcom_id_sig'] ); //since 1.9
474		break;
475
476	View Code Duplication	case 'jetpack' :
477		$comment_meta['hc_post_as'] = 'jetpack';
478		$comment_meta['hc_avatar'] = stripslashes( $_POST['hc_avatar'] );
479		$comment_meta['hc_foreign_user_id'] = stripslashes( $_POST['hc_userid'] );
480		break;
481
482		}
483
484		// Bail if no extra comment meta
485		if ( empty( $comment_meta ) )
486		return;
487
488		// Loop through extra meta and add values
489		foreach ( $comment_meta as $key => $value )
490		add_comment_meta( $comment_id, $key, $value, true );
491		}
492		function capture_comment_post_redirect_to_reload_parent_frame( $url ) {
493		if ( !isset( $_GET['for'] ) \|\| 'jetpack' != $_GET['for'] ) {
494		return $url;
495		}
496		?>
497		<!DOCTYPE html>
498		<html <?php language_attributes(); ?>>
499		<!--<![endif]-->
500		<head>
501		<meta charset="<?php bloginfo( 'charset' ); ?>" />
502		<title><?php printf( __( 'Submitting Comment%s', 'jetpack' ), '…' ); ?></title>
503		<style type="text/css">
504		body {
505		display: table;
506		width: 100%;
507		height: 60%;
508		position: absolute;
509		top: 0;
510		left: 0;
511		overflow: hidden;
512		color: #333;
513		}
514
515		h1 {
516		text-align: center;
517		margin: 0;
518		padding: 0;
519		display: table-cell;
520		vertical-align: middle;
521		font-family: "HelveticaNeue-Light", "Helvetica Neue Light", "Helvetica Neue", sans-serif;
522		font-weight: normal;
523		}
524
525		.hidden {
526		opacity: 0;
527		}
528
529		h1 span {
530		-moz-transition-property: opacity;
531		-moz-transition-duration: 1s;
532		-moz-transition-timing-function: ease-in-out;
533
534		-webkit-transition-property: opacity;
535		-webkit-transition-duration: 1s;
536		-webbit-transition-timing-function: ease-in-out;
537
538		-o-transition-property: opacity;
539		-o-transition-duration: 1s;
540		-o-transition-timing-function: ease-in-out;
541
542		-ms-transition-property: opacity;
543		-ms-transition-duration: 1s;
544		-ms-transition-timing-function: ease-in-out;
545
546		transition-property: opacity;
547		transition-duration: 1s;
548		transition-timing-function: ease-in-out;
549		}
550		</style>
551		</head>
552		<body>
553		<h1><?php printf( __( 'Submitting Comment%s', 'jetpack' ), '<span id="ellipsis" class="hidden">…</span>' ); ?></h1>
554		<script type="text/javascript">
555		try {
556		window.parent.location = <?php echo json_encode( $url ); ?>;
557		window.parent.location.reload( true );
558		} catch ( e ) {
559		window.location = <?php echo json_encode( $url ); ?>;
560		window.location.reload( true );
561		}
562		ellipsis = document.getElementById( 'ellipsis' );
563		function toggleEllipsis() {
564		ellipsis.className = ellipsis.className ? '' : 'hidden';
565		}
566		setInterval( toggleEllipsis, 1200 );
567		</script>
568		</body>
569		</html>
570		<?php
571		exit;
		0 ignored issues – show Coding Style Compatibility introduced 2015-11-20 23:04 UTC by Report Bug Copy Issue Report The method `capture_comment_post_red...o_reload_parent_frame()` contains an exit expression. An exit expression should only be used in rare cases. For example, if you write a short command line script. In most cases however, using an `exit` expression makes the code untestable and often causes incompatibilities with other libraries. Thus, unless you are absolutely sure it is required here, we recommend to refactor your code to avoid its usage. Loading history...
572		}
573		}
574
575		Jetpack_Comments::init();
576

Automattic / jetpack

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