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<?php |
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/** |
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* Handles Google Bot IPs. |
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* |
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* @package WP_Defender\Component\Known_Bots\Bots |
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*/ |
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|
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namespace WP_Defender\Component\Known_Bots\Bots; |
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|
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/** |
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* This class is responsible for fetching and managing Google Bot IPs. |
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*/ |
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class Google_Bot extends Abstract_Bot { |
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/** |
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* Returns the name of the bot. |
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* |
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* @return string The name of the bot. |
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*/ |
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public function get_name(): string { |
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return 'googlebot'; |
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} |
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|
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/** |
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* Fetches the IPs for Google Bot. |
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* |
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* This method retrieves the IP ranges used by Google Bot from a remote JSON endpoint. |
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* It returns an array of IP addresses in both IPv4 and IPv6 formats. |
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* |
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* @return array An array of IP addresses used by Google Bot. |
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*/ |
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public function fetch_ips(): array { |
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$url = 'https://developers.google.com/static/search/apis/ipranges/googlebot.json'; |
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$ips = array(); |
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|
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$response = wp_remote_get( $url ); |
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if ( is_array( $response ) && ! is_wp_error( $response ) ) { |
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$data = json_decode( wp_remote_retrieve_body( $response ), true ); |
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foreach ( $data['prefixes'] ?? array() as $entry ) { |
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if ( isset( $entry['ipv4Prefix'] ) ) { |
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$ips[] = $entry['ipv4Prefix']; |
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} |
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|
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if ( isset( $entry['ipv6Prefix'] ) ) { |
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$ips[] = $entry['ipv6Prefix']; |
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} |
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} |
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} |
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|
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return $ips; |
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} |
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|
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/** |
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* Checks if the user agent belongs to Google. |
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* |
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* @param string $user_agent Optional user agent string to check. |
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* |
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* @return bool |
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*/ |
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public function is_ua( string $user_agent = '' ): bool { |
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$ua = $this->normalize_ua( $user_agent ); |
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if ( '' === $ua ) { |
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return false; |
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} |
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|
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return false !== stristr( $ua, 'googlebot' ); |
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} |
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|
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/** |
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* Checks if IP is from Google, based on DNS verification. |
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* |
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* @param string $ip The IP address to check. |
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* |
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* @return bool |
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*/ |
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public function is_ip( string $ip ): bool { |
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return $this->verify_dns( $ip, '(^|\.)(googlebot\.com|google\.com)' ); |
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} |
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} |
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