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Example code of cleverage/ruler

Informations about the package ruler

Build Status

Ruler

cleverage/Ruler is a PHP 5.3 Library. Use it to implement your own business rules, and link them in order to check if you are satisfying the set.

Exemple :

You want to check if the current user can activate a feature. For this, you have to check that :

Combination of rules can even be done in a single rule class, in order to simplify your application code and increase maintability.

Now, you can use this rule class everywhere you need it, and just change the construct to have th rules reverberated everewhere.

How logic is handled

The order in which you set OR/AND/NAND rules is not important. At the end, they are grouped by type.

1) You want your ruleset satisfied :

2) You want your ruleset not satisfied :

by default, isNotSatisfied() returns !isSatisfied(). But sometimes, you may want to personnalize the doIsNotSatisfied() method in order to optimize workflow (like SQL queries).

Customization

Setting Exception class and message error

If you have one generic rule (e.g. : ObjectIsEqual), you may need to have different exception thrown when composing complex rules. Each Rule has a setter for this :

All versions of ruler with dependencies

PHP Build Version
Package Version
Requires php Version >=5.3.0
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