StephanRichter/Widerhall
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first working version

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This commit is contained in:
Stephan Richter
2022-04-20 11:49:23 +02:00
parent 052ce75286
commit 523e2fc432
8 changed files with 91 additions and 18 deletions
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52
src/main/java/de/srsoftware/widerhall/data/MailingList.java
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@@ -40,8 +40,11 @@ public class MailingList implements MessageHandler {
private static final int STATE_PUBLIC = 2;
public static final int STATE_FORWARD_FROM = 4;
public static final int STATE_FORWARD_ATTACHED = 8;
public static final int STATE_HIDE_RECEIVERS = 16;
public static final int STATE_REPLY_TO_LIST = 32;
private static final int VISIBLE = 1;
private static final int HIDDEN = 0;
private static final int DEFAULT_STATE = STATE_PENDING|STATE_HIDE_RECEIVERS;
private final String name;
private final String email;
private int state;
@@ -88,7 +91,7 @@ public class MailingList implements MessageHandler {
* @throws SQLException
*/
public static MailingList create(String email, String name, String imapHost, int imapPort, String imapUser, String imapPass, String inbox, String smtpHost, int smtpPort, String smtpUser, String smtpPass) throws SQLException {
return new MailingList(email, name, imapHost, imapPort, imapUser, imapPass, inbox, smtpHost, smtpPort, smtpUser, smtpPass, STATE_PENDING).save();
return new MailingList(email, name, imapHost, imapPort, imapUser, imapPass, inbox, smtpHost, smtpPort, smtpUser, smtpPass, DEFAULT_STATE).save();
}
/**
@@ -143,9 +146,17 @@ public class MailingList implements MessageHandler {
private void forward(Message message) throws MessagingException {
try {
var emails = members().stream().map(ListMember::user).map(User::email).toList();
String sender = (state & STATE_FORWARD_FROM) > 0 ? message.getFrom()[0].toString() : email();
smtp.bccForward(sender,message,emails);
String newSender = !hasState(STATE_FORWARD_FROM) ? email() : null;
var receivers = members()
.stream()
.map(ListMember::user)
.map(User::email)
.toList();
var subject = message.getSubject();
// TODO: remove '(from …)' from subject
if (!subject.contains(stamp())) subject = stamp()+" "+subject;
var replyTo = (newSender == null && hasState(STATE_REPLY_TO_LIST)) ? email() : null;
smtp.forward(newSender,receivers,message,subject,hasState(STATE_FORWARD_ATTACHED),hasState(STATE_HIDE_RECEIVERS),replyTo);
} catch (SQLException e) {
LOG.error("Failed to read list members of {} from database. Cannot forward message!",email(),e);
}
@@ -194,6 +205,10 @@ public class MailingList implements MessageHandler {
setFlag(STATE_PUBLIC,!hide);
}
public void hideReceivers(boolean hide) throws SQLException {
setFlag(STATE_HIDE_RECEIVERS,hide);
}
/**
* test, whether the current ML is subscribable by a given user
* @param user
@@ -235,7 +250,7 @@ public class MailingList implements MessageHandler {
public boolean mayBeAlteredBy(User user) {
if (user.hashPermission(PERMISSION_ADMIN)) return true;
try {
if (ListMember.load(this,user).hasState(ListMember.STATE_OWNER)) return true;
if (ListMember.load(this,user).isOwner()) return true;
} catch (SQLException e) {
LOG.debug("Error loading list member for ({}, {})",user.email(),email());
}
@@ -245,7 +260,7 @@ public class MailingList implements MessageHandler {
public boolean mayBeTestedBy(User user) {
if (user.hashPermission(PERMISSION_ADMIN)) return true;
try {
if (ListMember.load(this,user).hasState(ListMember.STATE_OWNER)) return true;
if (ListMember.load(this,user).isOwner()) return true;
} catch (SQLException e) {
LOG.debug("Error loading list member for ({}, {})",user.email(),email());
}
@@ -259,7 +274,7 @@ public class MailingList implements MessageHandler {
public boolean membersMayBeListedBy(User user) {
if (user.hashPermission(PERMISSION_ADMIN)) return true;
try {
if (ListMember.load(this,user).hasState(ListMember.STATE_OWNER)) return true;
if (ListMember.load(this,user).isOwner()) return true;
} catch (SQLException e) {
LOG.debug("Error loading list member for ({}, {})",user.email(),email());
}
@@ -287,8 +302,18 @@ public class MailingList implements MessageHandler {
@Override
public void onMessageReceived(Message message) throws MessagingException {
LOG.debug("Message received: {}",message.getFrom());
storeMessage(message);
forward(message);
String subject = message.getSubject();
if (subject.toLowerCase().contains("undelivered")){
try {
var receivers = members().stream().filter(ListMember::isOwner).map(ListMember::user).map(User::email).toList();
smtp.forward(email(), receivers, message, message.getSubject(), false,false,null);
} catch (SQLException e){
LOG.error("Was not able to load members of {}; Non-Delivery notification dropped!",this.email(),e);
}
} else {
storeMessage(message);
forward(message);
}
}
/**
@@ -311,6 +336,10 @@ public class MailingList implements MessageHandler {
return list;
}
public void replyToList(boolean on) throws SQLException {
setFlag(STATE_REPLY_TO_LIST,on);
}
/**
* creates a map of the current ML containing all fields but passwords.
@@ -441,6 +470,11 @@ public class MailingList implements MessageHandler {
}
}
private String stamp() {
return "["+name+"]";
}
private void storeMessage(Message message){
// TODO: implement
}