import de.internetzky.grails.clamav.VirusValidator
import de.internetzky.grails.clamav.VirusValidatorFactory
import org.codehaus.groovy.grails.validation.ConstrainedProperty
import org.codehaus.groovy.grails.commons.*

class ClamavGrailsPlugin 
{
    def version = 0.1
    def dependsOn = [:]
    def author = "Marc Guillemot"
    def description = '''
    	This plugin adds virus validation possibilities based on the Open Source anti-virus software ClamAv™.
    	'''	

    def watchedResources = "file:./grails-app/conf/Config.groovy"
    	
    def doWithSpring = {
    	"clamAVService"(de.internetzky.grails.clamav.ClamAVService)
   		"clamav.constraintFactory"(de.internetzky.grails.clamav.VirusValidatorFactory) { bean->			
   			clamAvService = ref("clamAVService")
			bean.getBeanDefinition().setSingleton(true)
		}
    }
   
    def doWithApplicationContext = { applicationContext ->
        // TODO Implement post initialization spring config (optional)
        def virusValidatorFactory = applicationContext.getBean("clamav.constraintFactory") 
		ConstrainedProperty.registerNewConstraint(VirusValidator.FREE_OF_VIRUS_CONSTRAINT, virusValidatorFactory)
        initService(applicationContext)
    }

    def doWithWebDescriptor = { xml ->
        // TODO Implement additions to web.xml (optional)
    }
	                                      
    def doWithDynamicMethods = { ctx ->
        // TODO Implement registering dynamic methods to classes (optional)
    }
	
    def onChange = { event ->
        // TODO Implement code that is executed when this class plugin class is changed  
        // the event contains: event.application and event.applicationContext objects
    }
                                                                                  
    def onApplicationChange = { event ->
        // TODO Implement code that is executed when any class in a GrailsApplication changes
        // the event contain: event.source, event.application and event.applicationContext objects
        initService(event.ctx)
    }
    
    void initService(applicationContext)
    {
    	def clamAvService = applicationContext.getBean("clamAVService")
    	clamAvService.init(ApplicationHolder.getApplication().config['clamav'])
    }
}