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<?php |
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/** |
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* Wrapper and helper for WP_Comment class. |
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* |
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* @package Classy |
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*/ |
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namespace Classy; |
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/** |
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* Class Comment. |
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*/ |
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class Comment extends Basis { |
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/** |
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* Comment ID. |
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* |
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* @var int |
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*/ |
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public $comment_ID; |
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/** |
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* Comment post ID. |
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* |
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* @var int |
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*/ |
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public $comment_post_ID; |
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/** |
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* Comment Author name. |
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* |
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* @var string |
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*/ |
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public $comment_author; |
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/** |
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* Comment author email. |
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* |
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* @var string |
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*/ |
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public $comment_author_email; |
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/** |
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* Comment author link. |
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* |
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* @var string |
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*/ |
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public $comment_author_url; |
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/** |
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* Comment. |
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* |
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* @var string |
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*/ |
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public $comment_content; |
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/** |
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* Comment approved. |
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* |
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* @var boolean |
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*/ |
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public $comment_approved; |
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/** |
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* Comment date. |
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* |
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* @var string |
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*/ |
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public $comment_date; |
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/** |
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* User ID. |
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* |
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* @var int |
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*/ |
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public $user_id; |
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/** |
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* Comment nested level. |
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* |
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* @var int |
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*/ |
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public $level; |
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/** |
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* Comment Parent ID. |
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* |
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* @var int |
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*/ |
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public $comment_parent; |
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/** |
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* Child comments. |
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* |
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* @var array |
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*/ |
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protected $children = array(); |
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/** |
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* Checks if provided arg is instance of WP_Comment and init it. |
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* |
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* @param \WP_Comment $item WP_Comment object. |
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*/ |
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public function __construct( $item ) { |
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if ( is_a( $item, '\WP_Comment' ) ) { |
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$this->import( $item ); |
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} |
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} |
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/** |
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* Returns User object of comment author. |
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* |
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* @return \Classy\Models\User |
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*/ |
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public function author() { |
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if ( ! $this->user_id ) { |
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$author = new Models\User( 0 ); |
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if ( isset( $this->comment_author ) && $this->comment_author ) { |
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$author->name = $this->comment_author; |
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} |
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return $author; |
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} |
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return new Models\User( $this->user_id ); |
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} |
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/** |
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* Returns comment content. |
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* |
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* @return string |
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*/ |
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public function content() { |
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return apply_filters( 'get_comment_text ', $this->comment_content ); |
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} |
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/** |
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* Return true if comment is approved. |
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* |
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* @return boolean |
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*/ |
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public function approved() { |
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return $this->comment_approved; |
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} |
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/** |
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* Returns comment date. |
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* |
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* @param string $date_format Optional. PHP date format defaults to the date_format option if not specified. |
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* |
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* @return string |
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*/ |
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public function date( $date_format = '' ) { |
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$df = $date_format ? $date_format : get_option( 'date_format' ); |
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$the_date = (string) mysql2date( $df, $this->comment_date ); |
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return apply_filters( 'get_comment_date ', $the_date, $df ); |
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} |
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/** |
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* Returns true if comment has parent. |
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* |
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* @return boolean |
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*/ |
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public function has_parent() { |
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return $this->comment_parent > 0; |
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} |
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/** |
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* Shows gravatar. |
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* |
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* @param integer $size avatar image size |
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* @param string $default |
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* |
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* @return string |
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*/ |
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public function avatar( $size = 92, $default = '' ) { |
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if ( ! get_option( 'show_avatars' ) ) { |
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return false; |
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} |
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if ( ! is_numeric( $size ) ) { $size = '92'; } |
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$email = $this->get_avatar_email(); |
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$email_hash = ''; |
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if ( ! empty( $email ) ) { |
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$email_hash = md5( strtolower( trim( $email ) ) ); |
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} |
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$host = $this->get_avatar_host( $email_hash ); |
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$default = $this->get_default_avatar( $default, $email, $size, $host ); |
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if ( ! empty( $email ) ) { |
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$avatar = $this->get_avatar_url( $default, $host, $email_hash, $size ); |
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} else { |
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$avatar = $default; |
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} |
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return $avatar; |
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} |
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/** |
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* Returns email address that will be used for generating avatar. |
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* |
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* @return string |
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*/ |
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protected function get_avatar_email() { |
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$id = (int) $this->user_id; |
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$user = get_userdata( $id ); |
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if ( $user ) { |
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$email = $user->user_email; |
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} else { |
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$email = $this->comment_author_email; |
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} |
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return $email; |
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} |
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/** |
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* Returns default avatar url. |
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* |
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* @param string $default |
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* @param string $email |
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* @param int $size |
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* @param string $host |
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* @return string |
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*/ |
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protected function get_default_avatar( $default, $email, $size, $host ) { |
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if ( '/' === substr( $default, 0, 1 ) ) { |
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$default = home_url() . $default; |
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} |
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if ( empty( $default ) ) { |
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$avatar_default = get_option( 'avatar_default' ); |
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if ( empty( $avatar_default ) ) { |
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$default = 'mystery'; |
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} else { |
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$default = $avatar_default; |
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} |
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} |
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if ( 'mystery' === $default ) { |
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$default = $host . '/avatar/ad516503a11cd5ca435acc9bb6523536?s=' . $size; |
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// ad516503a11cd5ca435acc9bb6523536 == md5('[email protected]') |
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} else if ( 'blank' === $default ) { |
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$default = $email ? 'blank' : includes_url( 'images/blank.gif' ); |
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} else if ( ! empty( $email ) && 'gravatar_default' === $default ) { |
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$default = ''; |
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} else if ( 'gravatar_default' === $default ) { |
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$default = $host . '/avatar/?s=' . $size; |
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} else if ( empty( $email ) && ! strstr( $default, 'http://' ) ) { |
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$default = $host . '/avatar/?d=' . $default . '&s=' . $size; |
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} |
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return $default; |
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} |
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/** |
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* Returns gravatar host. |
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* |
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* @param string $email_hash |
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* @return string |
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*/ |
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protected function get_avatar_host( $email_hash ) { |
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if ( is_ssl() ) { |
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$host = 'https://secure.gravatar.com'; |
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} else { |
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if ( ! empty( $email_hash ) ) { |
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$host = sprintf( 'http://%d.gravatar.com', (hexdec( $email_hash[0] ) % 2) ); |
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} else { |
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$host = 'http://0.gravatar.com'; |
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} |
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} |
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return $host; |
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} |
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/** |
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* Returns avatar url |
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* |
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* @param string $default |
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* @param string $host |
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* @param string $email_hash |
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* @param int $size |
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* @return string |
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*/ |
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protected function get_avatar_url( $default, $host, $email_hash, $size ) { |
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$_return = $host . '/avatar/' . $email_hash . '?s=' . $size . '&d=' . urlencode( $default ); |
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$rating = get_option( 'avatar_rating' ); |
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if ( ! empty( $rating ) ) { |
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$_return .= '&r=' . $rating; |
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} |
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return str_replace( '&', '&', esc_url( $_return ) ); |
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} |
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/** |
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* Adds child to current Comment |
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* |
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* @param Comment $comment |
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*/ |
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public function add_child( $comment ) { |
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$this->children[] = $comment; |
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$item->level = $this->level + 1; |
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if ( $item->children ) { |
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$this->update_child_levels(); |
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} |
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} |
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/** |
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* Updates children nesting level param |
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* |
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* @return boolean |
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*/ |
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View Code Duplication |
protected function update_child_levels() { |
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if ( is_array( $this->children ) ) { |
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foreach ( $this->children as $child ) { |
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$child->level = $this->level + 1; |
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$child->update_child_levels(); |
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} |
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return true; |
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} |
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return false; |
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} |
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} |
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This check marks access to variables or properties that have not been declared yet. While PHP has no explicit notion of declaring a variable, accessing it before a value is assigned to it is most likely a bug.