Automattic\WPSC

Device_Detection::is_phone │ public static │ WPSCache 1.0

Detects phone devices.

Method of the class: Device_Detection{}

No Hooks.

Returns

true|false.

Usage

$result = Device_Detection::is_phone();

Device_Detection::is_phone() Device Detection::is phone code ^{WPSCache 3.1.0}

public static function is_phone() {
	if ( empty( $_SERVER['HTTP_USER_AGENT'] ) ) {
		return false;
	}

	$ua_info = new User_Agent_Info( $_SERVER['HTTP_USER_AGENT'] ); // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.MissingUnslash,WordPress.Security.ValidatedSanitizedInput.InputNotSanitized -- Handled in User_Agent_Info

	$agent = strtolower( filter_var( wp_unslash( $_SERVER['HTTP_USER_AGENT'] ) ) );
	if ( strpos( $agent, 'ipad' ) ) {
		return false;
	}

	// Remove Samsung Galaxy tablets (SCH-I800) from being mobile devices.
	if ( strpos( $agent, 'sch-i800' ) ) {
		return false;
	}

	if ( $ua_info->is_android_tablet() && false === $ua_info->is_kindle_touch() ) {
		return false;
	}

	if ( $ua_info->is_blackberry_tablet() ) {
		return false;
	}

	// checks for iPhoneTier devices & RichCSS devices.
	if ( $ua_info->isTierIphone() || $ua_info->isTierRichCSS() ) {
		return true;
	}

	$dumb_agents = $ua_info->dumb_agents;

	foreach ( $dumb_agents as $dumb_agent ) {
		if ( false !== strpos( $agent, $dumb_agent ) ) {
			return true;
		}
	}

	if ( isset( $_SERVER['HTTP_X_WAP_PROFILE'] ) ) {
		return true;
	} elseif ( isset( $_SERVER['HTTP_ACCEPT'] ) && ( preg_match( '/wap\.|\.wap/i', $_SERVER['HTTP_ACCEPT'] ) || false !== strpos( strtolower( $_SERVER['HTTP_ACCEPT'] ), 'application/vnd.wap.xhtml+xml' ) ) ) { // phpcs:ignore WordPress.Security.ValidatedSanitizedInput -- This is doing the validating.
		return true;
	}

	return false;
}