99 lines
3.9 KiB
Java
99 lines
3.9 KiB
Java
package de.hsadmin.mods.email;
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import java.util.List;
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import javax.persistence.EntityManager;
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import javax.persistence.Query;
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import de.hsadmin.core.model.AbstractEntity;
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import de.hsadmin.core.qserv.CompoundProcessor;
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import de.hsadmin.core.qserv.EntityProcessorFactory;
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import de.hsadmin.core.qserv.Processor;
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import de.hsadmin.core.qserv.ShellProcessor;
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import de.hsadmin.core.qserv.WaitingTasksProcessor;
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import de.hsadmin.core.util.Config;
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public class EMailAddressProcessorFactory implements EntityProcessorFactory {
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public <T extends AbstractEntity> Processor createCreateProcessor(EntityManager em, T entity) {
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// TODO: combine both keys in a single call (optimization)
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EMailAddress email = (EMailAddress) entity;
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CompoundProcessor cp = new CompoundProcessor();
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cp.appendProcessor(new ShellProcessor( "postmap -r -i /etc/postfix/virtual",
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email.getFullDomain() + " -" ) );
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cp.appendProcessor(new ShellProcessor( "postmap -r -i /etc/postfix/virtual",
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email.getEMailAddress() + " " + email.getTarget() ) );
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if (emailAddressCount(em, email) < 2) {
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WaitingTasksProcessor waitingTasksProcessor = new WaitingTasksProcessor(cp);
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String pacName = email.getDomain().getUser().getPac().getName();
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String domName = email.getDomain().getName();
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Config config = Config.getInstance();
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for (String queueName : config.getProperty("queues.mail").split(",")) {
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waitingTasksProcessor.appendProcessor(queueName, createMailinSetupProcessor(domName, pacName), queueName + ".hostsharing.net");
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}
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return waitingTasksProcessor;
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} else {
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return cp;
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}
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}
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public <T extends AbstractEntity> Processor createUpdateProcessor(EntityManager em, T entity) {
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// TODO: if update is specified by primary-key or DB query instead of OID,
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// a postmap -d might be neccessary
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return createCreateProcessor(em, entity);
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}
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public <T extends AbstractEntity> Processor createDeleteProcessor(EntityManager em, T entity) {
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CompoundProcessor cp = new CompoundProcessor();
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EMailAddress email = (EMailAddress) entity;
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cp.appendProcessor(
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new ShellProcessor( "postmap -d '" + email.getEMailAddress() + "' /etc/postfix/virtual" ) );
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int emailAddressCount = emailAddressCount(em, email);
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if (emailAddressCount == 0) {
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// remove the domain from virtual.db
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String fullDomain = email.getFullDomain();
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cp.appendProcessor(
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new ShellProcessor( "postmap -d '" + fullDomain + "' /etc/postfix/virtual" ) );
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WaitingTasksProcessor waitingTasksProcessor = new WaitingTasksProcessor(cp);
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Config config = Config.getInstance();
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for (String queueName : config.getProperty("queues.mail").split(",")) {
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waitingTasksProcessor.appendProcessor(queueName, createMailinDeleteProcessor(fullDomain), queueName + ".hostsharing.net");
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}
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return waitingTasksProcessor;
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} else {
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return cp;
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}
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}
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private int emailAddressCount(EntityManager em, EMailAddress email) {
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Query query;
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if ( email.getSubdomain() != null ) {
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query = em.createQuery("SELECT e FROM EMailAddresses e WHERE e.subdomain=:subdomain AND e.domain=:domain");
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query.setParameter("subdomain", email.getSubdomain());
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}
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else {
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query = em.createQuery("SELECT e FROM EMailAddresses e WHERE ( e.subdomain IS NULL OR e.subdomain = '' ) AND e.domain=:domain");
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}
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query.setParameter("domain", email.getDomain());
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List<?> result = query.getResultList();
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if (result == null) {
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return 0;
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}
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return result.size();
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}
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private Processor createMailinSetupProcessor(String domName, String pacName) {
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return
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new ShellProcessor("postmap -r -i /etc/postfix-mailin/transport",
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domName + " smtp:[" + pacName + ".hostsharing.net]\n" +
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"." + domName + " smtp:[" + pacName + ".hostsharing.net]\n");
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}
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private Processor createMailinDeleteProcessor(String domName) {
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return new ShellProcessor(
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"postmap -d '" + domName + "' /etc/postfix-mailin/transport && " +
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"postmap -d '." + domName + "' /etc/postfix-mailin/transport");
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}
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}
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