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<?php
/**
 * Handle Trackbacks and Pingbacks Sent to WordPress
 *
 * @since 0.71
 *
 * @package WordPress
 * @subpackage Trackbacks
 */

if (empty($wp)) {
	require_once( dirname( __FILE__ ) . '/wp-load.php' );
	wp( array( 'tb' => '1' ) );
}

/**
 * Response to a trackback.
 *
 * Responds with an error or success XML message.
 *
 * @since 0.71
 *
 * @param mixed  $error         Whether there was an error.
 *                              Default '0'. Accepts '0' or '1', true or false.
 * @param string $error_message Error message if an error occurred.
 */
function trackback_response($error = 0, $error_message = '') {
	header('Content-Type: text/xml; charset=' . get_option('blog_charset') );
	if ($error) {
		echo '<?xml version="1.0" encoding="utf-8"?'.">\n";
		echo "<response>\n";
		echo "<error>1</error>\n";
		echo "<message>$error_message</message>\n";
		echo "</response>";
		die();
	} else {
		echo '<?xml version="1.0" encoding="utf-8"?'.">\n";
		echo "<response>\n";
		echo "<error>0</error>\n";
		echo "</response>";
	}
}

// Trackback is done by a POST.
$request_array = 'HTTP_POST_VARS';

if ( !isset($_GET['tb_id']) || !$_GET['tb_id'] ) {
	$tb_id = explode('/', $_SERVER['REQUEST_URI']);
	$tb_id = intval( $tb_id[ count($tb_id) - 1 ] );
}

$tb_url  = isset($_POST['url'])     ? $_POST['url']     : '';
$charset = isset($_POST['charset']) ? $_POST['charset'] : '';

// These three are stripslashed here so they can be properly escaped after mb_convert_encoding().
$title     = isset($_POST['title'])     ? wp_unslash($_POST['title'])      : '';
$excerpt   = isset($_POST['excerpt'])   ? wp_unslash($_POST['excerpt'])    : '';
$blog_name = isset($_POST['blog_name']) ? wp_unslash($_POST['blog_name'])  : '';

if ($charset)
	$charset = str_replace( array(',', ' '), '', strtoupper( trim($charset) ) );
else
	$charset = 'ASCII, UTF-8, ISO-8859-1, JIS, EUC-JP, SJIS';

// No valid uses for UTF-7.
if ( false !== strpos($charset, 'UTF-7') )
	die;

// For international trackbacks.
if ( function_exists('mb_convert_encoding') ) {
	$title     = mb_convert_encoding($title, get_option('blog_charset'), $charset);
	$excerpt   = mb_convert_encoding($excerpt, get_option('blog_charset'), $charset);
	$blog_name = mb_convert_encoding($blog_name, get_option('blog_charset'), $charset);
}

// Now that mb_convert_encoding() has been given a swing, we need to escape these three.
$title     = wp_slash($title);
$excerpt   = wp_slash($excerpt);
$blog_name = wp_slash($blog_name);

if ( is_single() || is_page() )
	$tb_id = $posts[0]->ID;

if ( !isset($tb_id) || !intval( $tb_id ) )
	trackback_response( 1, __( 'I really need an ID for this to work.' ) );

if (empty($title) && empty($tb_url) && empty($blog_name)) {
	// If it doesn't look like a trackback at all.
	wp_redirect(get_permalink($tb_id));
	exit;
}

if ( !empty($tb_url) && !empty($title) ) {
	/**
	* Fires before the trackback is added to a post.
	*
	* @since 4.7.0
	*
	* @param int    $tb_id     Post ID related to the trackback.
	* @param string $tb_url    Trackback URL.
	* @param string $charset   Character Set.
	* @param string $title     Trackback Title.
	* @param string $excerpt   Trackback Excerpt.
	* @param string $blog_name Blog Name.
	*/
	do_action( 'pre_trackback_post', $tb_id, $tb_url, $charset, $title, $excerpt, $blog_name );

	header('Content-Type: text/xml; charset=' . get_option('blog_charset') );

	if ( !pings_open($tb_id) )
		trackback_response( 1, __( 'Sorry, trackbacks are closed for this item.' ) );

	$title =  wp_html_excerpt( $title, 250, '&#8230;' );
	$excerpt = wp_html_excerpt( $excerpt, 252, '&#8230;' );

	$comment_post_ID = (int) $tb_id;
	$comment_author = $blog_name;
	$comment_author_email = '';
	$comment_author_url = $tb_url;
	$comment_content = "<strong>$title</strong>\n\n$excerpt";
	$comment_type = 'trackback';

	$dupe = $wpdb->get_results( $wpdb->prepare("SELECT * FROM $wpdb->comments WHERE comment_post_ID = %d AND comment_author_url = %s", $comment_post_ID, $comment_author_url) );
	if ( $dupe )
		trackback_response( 1, __( 'We already have a ping from that URL for this post.' ) );

	$commentdata = compact('comment_post_ID', 'comment_author', 'comment_author_email', 'comment_author_url', 'comment_content', 'comment_type');

	$result = wp_new_comment( $commentdata );

	if ( is_wp_error( $result ) ) {
		trackback_response( 1, $result->get_error_message() );
	}

	$trackback_id = $wpdb->insert_id;

	/**
	 * Fires after a trackback is added to a post.
	 *
	 * @since 1.2.0
	 *
	 * @param int $trackback_id Trackback ID.
	 */
	do_action( 'trackback_post', $trackback_id );
	trackback_response( 0 );
}
Las Vegas Doctors Family Practice | Red Rock Medical Group - Directions Las Vegas Doctors Family Practice | Red Rock Medical Group - Directions
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(702) 877-9514

5701 W. Charleston Blvd, #100
Las Vegas, Nevada 89146

Directions

We offer our services at two convenient locations. Please visit us at either our Las Vegas or North Las Vegas doctors’ offices and receive top care for a range of illnesses, injuries and health matters. Our services include: OB/GYN, diabetes care, pediatrics, allergy testing, EKGs, sleep center services and much more.

 

Red Rock Medical Center
5701 W. Charleston Blvd, #100
Las Vegas, Nevada 89146
Phone: (702) 877-9514

Eldorado Medical Center
1905 Civic Center Drive
North Las Vegas, NV 89030
Phone: (702) 649-3736

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