Class Motp

Mobile One Time Password generator/validator, based on the http://motp.sourceforge.net specification.

Package: blesta
Subpakage: blesta.components.auth.motp
Located at components/auth/motp/motp.php

Methods summary

`public`	# `__construct( string $pin = null, string $secret = null, integer $length = 6 )` Creates a new Motp object with the given seeded values Creates a new Motp object with the given seeded values Parameters `$pin` `string` $pin The pin to use for this one time password `$secret` `string` $secret The secret hash to use for this one time password `$length` `integer` $length The length of the one time password
`public`	# `seed( string $pin, string $secret, integer $length = 6 )` Seed the Motp object with the given values Seed the Motp object with the given values Parameters `$pin` `string` $pin The pin to use for this one time password `$secret` `string` $secret The secret hash to use for this one time password `$length` `integer` $length The length of the one time password
`public boolean`	# `checkOtp( string $otp, integer $time )` Attempts to find a match for the given one time password with the given time value. Attempts to find a match for the given one time password with the given time value. Parameters `$otp` `string` $otp A suspected one time password `$time` `integer` $time The time around which the given otp should have originated Returns `boolean` True if the one time password is valid, false otherwise
`public string`	# `opt( integer $time )` Generates a one time password based on the given time and the preset secret and pin. Generates a one time password based on the given time and the preset secret and pin. Parameters `$time` `integer` $time The time to use as a seed for this one time password Returns `string` The one time password generated by the given time See `Motp::seed()`
`private string`	# `truncate( string $otp )` Truncates the given one time password, making it suitable for use. Truncates the given one time password, making it suitable for use. Parameters `$otp` `string` $otp The one time password to truncate Returns `string` The truncated one time password

Magic methods summary

Properties summary

`private string`	`$pin`	# PIN PIN
`private string`	`$secret`	# Shared secret Shared secret
`private integer`	`$length`	# Length of one time password Length of one time password
`private integer`	`$moving_factor`	# Moving factor of MOTP Moving factor of MOTP
`private integer`	`$drift`	# The number of seconds of drift to account for (+/- 3 minutes) The number of seconds of drift to account for (+/- 3 minutes)