[CodeSniff] Refactor Staff Controller Export

[jtdroste]

FILE: /Users/james/Projects/ie2/app/Controller/StaffController.php
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FOUND 0 ERRORS AND 1 WARNING AFFECTING 1 LINE
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 254 | WARNING | Function's cyclomatic complexity (13) exceeds 10;
     |         | consider refactoring the function
     |         | (Generic.Metrics.CyclomaticComplexity.TooHigh)
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