Passing info between validation and data preparation - Joomla! Forum - community, help and support

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i working on plugin have validation routine (subclassing jformrule) needs inform part of plugin (subclassing jplugin) leverages 'oncontentpreparedata' supplement data being saved form based on numeric result of validation. try might, have not figured out way pass data. specifically, it's registration plugin provides authorization code field want value of code able determine user group assignment. i've tried various methods attaching data $_session, global $app variable, instance of plugin, etc. can't validation data persist when 'oncontentpreparedata' called prior saving registration data.

any insights/suggestions here?






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