Kod og dekod norsk fødselsnummer i php, finner om fødselsnummeret er D nummer eller H nummer. Det er mulig å kryptere personnummeret og dekryptere personnummeret med eller uten sjekksiffer. Klassen sjekker kan hente ut all informasjon om personnummeret som f.eks. alder, kjønn, D nummber, H nummer, århundre, sjekksiffer, osv
Forklaring på engelsk:
Usage: Before use u have to parse the birth number trough set_birthnumber(). No other functions besides decode_birthnumber() can be used if set_birtnumber is not initiated.
If set_birthnumber() is not initiated first the, ERROR_CLASS_NOT_SET will be parsed. All functions will return false on error besides get_gender().
Error message can be fetched by get_error().
No other functions should be initiated before you run check_number().
check_number() will validate the birth number, all other functions depends on the birth number beeing correct.
Functions:
set_birth_number() - parse the BirthNumber to the class
check_number() - This will validate the birth number and check if it is mathematically correct. Returns true if it is correct
get_gender() - Check the gender of the BirthNumber holder. Returns false for female and true for male
get_birth_date() - Get the corresponding date, returns norwegian date like 31-01-1974
getAge() - Gets the age, returns the age of the person like 38
get_century() - This functions returns the century which the person is born in, returns 18,19 or 20
code_birthnumber() - This function codes/crypts the BirthNumber to 6 characters. If the $use_checksum = true it returns 8 characters
decode_birthnumber($code) - This functions decodes the BirthNumber given from code_birthnumber() function. This function depenss on the code beeing parsed to the function
get_error() - Returns the error text if any functions returns false
check_h_number($month) - Checks if the birthnumber is a H number format, parameters is the month in birthnumber eg. 12
check_d_number($day) - Checks if the birthnumber is a D number format, parameters is the day in birthnumber eg. 01
math_control_numbers($num) - Takes a 9 digit number and calculates the control numbers from it