* http://www.gnu.org/copyleft/gpl.html
*
* @file
- * @author Ashar Voultoiz <hashar at free dot fr>, Aaron Schulz
+ * @author Antoine Musso <hashar at free dot fr>, Aaron Schulz
*/
// Some regex definition to "play" with IP address and IP address blocks
}
/**
- * Convert an IP into a nice standard form.
+ * Convert an IP into a verbose, uppercase, normalized form.
* IPv6 addresses in octet notation are expanded to 8 words.
* IPv4 addresses are just trimmed.
*
return $ip;
}
+ /**
+ * Prettify an IP for display to end users.
+ * This will make it more compact and lower-case.
+ *
+ * @param $ip string
+ * @return string
+ */
+ public static function prettifyIP( $ip ) {
+ $ip = self::sanitizeIP( $ip ); // normalize (removes '::')
+ if ( self::isIPv6( $ip ) ) {
+ // Split IP into an address and a CIDR
+ if ( strpos( $ip, '/' ) !== false ) {
+ list( $ip, $cidr ) = explode( '/', $ip, 2 );
+ } else {
+ list( $ip, $cidr ) = array( $ip, '' );
+ }
+ // Get the largest slice of words with multiple zeros
+ $offset = 0;
+ $longest = $longestPos = false;
+ while ( preg_match(
+ '!(?:^|:)0(?::0)+(?:$|:)!', $ip, $m, PREG_OFFSET_CAPTURE, $offset
+ ) ) {
+ list( $match, $pos ) = $m[0]; // full match
+ if ( strlen( $match ) > strlen( $longest ) ) {
+ $longest = $match;
+ $longestPos = $pos;
+ }
+ $offset += ( $pos + strlen( $match ) ); // advance
+ }
+ if ( $longest !== false ) {
+ // Replace this portion of the string with the '::' abbreviation
+ $ip = substr_replace( $ip, '::', $longestPos, strlen( $longest ) );
+ }
+ // Add any CIDR back on
+ if ( $cidr !== '' ) {
+ $ip = "{$ip}/{$cidr}";
+ }
+ // Convert to lower case to make it more readable
+ $ip = strtolower( $ip );
+ }
+ return $ip;
+ }
+
/**
* Given a host/port string, like one might find in the host part of a URL
* per RFC 2732, split the hostname part and the port part and return an
*
* A bare IPv6 address is accepted despite the lack of square brackets.
*
- * @param $both The string with the host and port
+ * @param $both string The string with the host and port
* @return array
*/
public static function splitHostAndPort( $both ) {