working on permissions

src/main/java/de/srsoftware/widerhall/data/Database.java

@@ -127,6 +127,53 @@ public class Database {
             return sql.toString();
         }
 
+        @Override
+        public String toString() {
+            StringBuffer sql = new StringBuffer(this.sql);
+
+            if (!setValues.isEmpty()){
+                var keys = new ArrayList<String>();
+                var expressions = new ArrayList<String>();
+                for (var entry : setValues.entrySet()) expressions.add(entry.getKey()+" = entry.getValue()");
+                sql.append(" SET ").append(String.join(", ",expressions));
+            }
+
+            if (!values.isEmpty()){
+                var keys = new ArrayList<String>();
+                var vals = new ArrayList<String>();
+                for (var entry : values.entrySet()) {
+                    keys.add(entry.getKey());
+                    vals.add(entry.getValue().toString());
+                }
+                sql.append("(")
+                        .append(String.join(", ",keys))
+                        .append(")")
+                        .append(" VALUES ")
+                        .append("(")
+                        .append(String.join(",",vals))
+                        .append(")");
+            }
+
+            if (!where.isEmpty()){
+                var clauses = new ArrayList<String>();
+                sql.append(" WHERE ");
+
+                for (var entry : where.entrySet()) clauses.add("("+entry.getKey()+" IN ("+String.join(", ",entry.getValue().stream().map(Object::toString).toList())+"))");
+                sql.append(String.join(" AND ",clauses));
+            }
+
+            return "Request{" + "sql=" + sql + '}';
+        }
+
+        public Request values(Map<String,Object> newValues) {
+            values.putAll(newValues);
+            return this;
+        }
+
+        public Request values(String key, Object value) {
+            values.put(key,value);
+            return this;
+        }
 
         public Request where(String key, Object ... values) {
             for (var val : values) where(key,val);
@@ -145,15 +192,6 @@ public class Database {
             return this;
         }
 
-        public Request values(Map<String,Object> newValues) {
-            values.putAll(newValues);
-            return this;
-        }
-
-        public Request values(String key, Object value) {
-            values.put(key,value);
-            return this;
-        }
     }
 
     public Database(Connection connection) {

src/main/java/de/srsoftware/widerhall/data/ListMember.java

@@ -5,6 +5,7 @@ import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.stringtemplate.v4.ST;
 
+import java.sql.ResultSet;
 import java.sql.SQLException;
 import java.util.*;
 
@@ -73,10 +74,9 @@ public class ListMember {
     public static Set<String> listsOwnedBy(User user) {
         var list = new HashSet<String>();
         try {
-            var rs = Database.open().select(TABLE_NAME,LIST_EMAIL)
-                    .where(USER_EMAIL,user.email())
-                    .where(STATE,STATE_OWNER)
-                    .exec();
+            var request = Database.open().select(TABLE_NAME, LIST_EMAIL, STATE+" & "+STATE_OWNER+" as "+STATE);
+            if (!user.is(ADMIN)) request = request.where(USER_EMAIL, user.email()).where(STATE, STATE_OWNER);
+            var rs = request.exec();
             while (rs.next()) list.add(rs.getString(LIST_EMAIL));
         } catch (SQLException e) {
             LOG.warn("Listing memberships lists failed: ",e);

src/main/java/de/srsoftware/widerhall/data/MailingList.java

@@ -7,6 +7,7 @@ import org.slf4j.LoggerFactory;
 
 import javax.mail.MessagingException;
 import java.io.UnsupportedEncodingException;
+import java.sql.ResultSet;
 import java.sql.SQLException;
 import java.util.*;
 
@@ -92,14 +93,28 @@ public class MailingList {
         return openLists().stream().filter(ml -> ml.email.equals(list)).count() > 0;
     }
 
-    public static Set<MailingList> listsOf(User user) {
-        var list = openLists();
-        Set<String> keys = (user.is(ADMIN)) ? null : ListMember.listsOwnedBy(user);
-        if (keys == null || keys.isEmpty()) return list;
-        for (String key : keys) list.add(load(key));
+    public static Set<MailingList> editableBy(User user) {
+        var list = new HashSet<MailingList>();
+        for (String key : ListMember.listsOwnedBy(user)) list.add(load(key));
         return list;
     }
 
+    private static MailingList from(ResultSet rs) throws SQLException {
+        String email = rs.getString(EMAIL);
+        var ml = lists.get(email);
+        if (ml == null) lists.put(email,ml = new MailingList(rs.getString(EMAIL),
+                rs.getString(NAME),
+                rs.getString(IMAP_HOST),
+                rs.getInt(IMAP_PORT),
+                rs.getString(IMAP_USER),
+                rs.getString(IMAP_PASS),
+                rs.getString(SMTP_HOST),
+                rs.getInt(SMTP_PORT),
+                rs.getString(SMTP_USER),
+                rs.getString(SMTP_PASS),
+                rs.getInt(STATE)));
+        return ml;
+    }
 
     public static MailingList load(String listEmail) {
         var ml = lists.get(listEmail);
@@ -108,26 +123,22 @@ public class MailingList {
                     .select(TABLE_NAME)
                     .where(EMAIL,listEmail)
                     .exec();
-            if (rs.next()){
-                ml = new MailingList(rs.getString(EMAIL),
-                        rs.getString(NAME),
-                        rs.getString(IMAP_HOST),
-                        rs.getInt(IMAP_PORT),
-                        rs.getString(IMAP_USER),
-                        rs.getString(IMAP_PASS),
-                        rs.getString(SMTP_HOST),
-                        rs.getInt(SMTP_PORT),
-                        rs.getString(SMTP_USER),
-                        rs.getString(SMTP_PASS),
-                        rs.getInt(STATE));
-                lists.put(listEmail,ml);
-            }
+            if (rs.next()) lists.put(listEmail,ml = MailingList.from(rs));
         } catch (SQLException e) {
             LOG.debug("Failed to load MailingList: ",e);
         }
         return ml;
     }
 
+    public HashMap<String, Object> minimalMap() {
+        var map = new HashMap<String,Object>();
+        String[] parts = email.split("@", 2);
+        map.put(EMAIL,Map.of(PREFIX,parts[0],DOMAIN,parts[1]));
+        map.put(NAME, name);
+        map.put(STATE, stateString(state));
+        return map;
+    }
+
     public String name(){
         return name;
     }
@@ -151,17 +162,13 @@ public class MailingList {
 
 
     public Map<String, Object> safeMap() {
-        var map = new HashMap<String,Object>();
-        String[] parts = email.split("@", 2);
-        map.put(EMAIL,Map.of(PREFIX,parts[0],DOMAIN,parts[1]));
-        map.put(NAME, name);
+        var map = minimalMap();
         if (imapHost != null) map.put(IMAP_HOST, imapHost);
         if (imapPort != 0) map.put(IMAP_PORT, imapPort);
         if (imapUser != null) map.put(IMAP_USER, imapUser);
         if (smtp.host() != null) map.put(SMTP_HOST, smtp.host());
         if (smtp.port() != 0) map.put(SMTP_PORT, smtp.port());
         if (smtp.username() != null) map.put(SMTP_USER, smtp.username());
-        map.put(STATE, stateString(state));
         return map;
     }
 
@@ -200,6 +207,32 @@ public class MailingList {
         return String.join(", ", states);
     }
 
+    public static Set<MailingList> subscribable() {
+        return subscribable(null);
+    }
+
+    public static Set<MailingList> subscribable(User user) {
+        try {
+            if (user == null) return openLists();
+            if (user.is(ADMIN)) {
+                var rs = Database.open().select(TABLE_NAME).exec();
+                var result = new HashSet<MailingList>();
+                while (rs.next()) result.add(MailingList.from(rs));
+                rs.close();
+                return result;
+            }
+            var listEmails = ListMember.listsOwnedBy(user);
+            var rs = Database.open().select(TABLE_NAME).where(EMAIL, listEmails).exec();
+            var result = openLists();
+            while (rs.next()) result.add(MailingList.from(rs));
+            rs.close();
+            return result;
+        } catch (SQLException e) {
+            LOG.warn("Failed to read subscribable mailinglists for {}",user,e);
+            return Set.of();
+        }
+    }
+
     public void requestSubscription(User user, boolean skipConfirmation) throws SQLException, MessagingException {
         var state = skipConfirmation ? ListMember.STATE_SUBSCRIBER : ListMember.STATE_AWAITING_CONFIRMATION;
         var member = ListMember.create(this,user,state);
@@ -218,4 +251,6 @@ public class MailingList {
         var text = t("If you received this mail, the SMTP settings of your mailing list are correct.");
         smtp.login().send(email(),name(),user.email(),subject,text);
     }
+
+
 }

src/main/java/de/srsoftware/widerhall/web/Rest.java

@@ -25,13 +25,14 @@ import static de.srsoftware.widerhall.Util.t;
 
 public class Rest extends HttpServlet {
     private static final Logger LOG = LoggerFactory.getLogger(Rest.class);
-    private static final String LIST_LIST = "list/list";
     private static final String LIST_DISABLE = "list/disable";
+    private static final String LIST_EDITABLE = "list/editable";
     private static final String LIST_ENABLE = "list/enable";
     private static final String LIST_HIDE = "list/hide";
     private static final String LIST_MEMBERS = "list/members";
     private static final String LIST_SHOW = "list/show";
     private static final String LIST_TEST = "list/test";
+    private static final String LIST_SUBSCRIBABLE = "list/subscribable";
     private static final String USER_LIST = "user/list";
     private static final String MEMBERS = "members";
     private static final String SUCCESS = "success";
@@ -64,17 +65,19 @@ public class Rest extends HttpServlet {
                         json.put(ERROR,"failed to load user list");
                     }
                     break;
-                case LIST_LIST:
-                    json.put("lists", MailingList.listsOf(user).stream().map(MailingList::safeMap).toList());
+                case LIST_EDITABLE:
+                    json.put("lists", MailingList.editableBy(user).stream().map(MailingList::safeMap).toList());
                     break;
+                case LIST_SUBSCRIBABLE:
+                    json.put("lists", MailingList.subscribable(user).stream().map(MailingList::minimalMap).toList());
                 default:
                     json.put(ERROR,t("No handler for path '{}'!",path));
                     break;
             }
         } else {
             switch (path) {
-                case LIST_LIST:
-                    json.put("lists", MailingList.openLists().stream().map(MailingList::safeMap).toList());
+                case LIST_SUBSCRIBABLE:
+                    json.put("lists", MailingList.subscribable().stream().map(MailingList::minimalMap).toList());
                     break;
                 default:
                     json.put(ERROR,"Not logged in!");

src/main/java/de/srsoftware/widerhall/web/Web.java

@@ -90,6 +90,11 @@ public class Web extends HttpServlet {
                 return loadTemplate(ADD_LIST,data,resp);
             }
 
+            if (!Util.isEmail(email)){
+                data.put(ERROR,t("List email ({}) is not a valid email address!",email));
+                return loadTemplate(ADD_LIST,data,resp);
+            }
+
             if (imapHost == null || imapHost.isBlank() || imapUser == null || imapUser.isBlank() || imapPass == null || imapPass.isBlank()) {
                 data.put(ERROR,"IMAP credentials are required!");
                 return loadTemplate(ADD_LIST,data,resp);

static/templates/js.st

@@ -14,12 +14,12 @@ function hideList(listEmail){
     $.post('/api/list/hide',{list:listEmail},showListResult,'json');
 }
 
-function loadListAdminList(){
-    $.getJSON('/api/list/list', showListAdminList);
+function loadListOfEditableLists(){
+    $.getJSON('/api/list/editable', showListOfEditableLists);
 }
 
-function loadListList(){
-    $.getJSON('/api/list/list', showListList);
+function loadListOfSubscribableLists(){
+    $.getJSON('/api/list/subscribable', showListList);
 }
 
 function loadMembers(listEmail){
@@ -38,7 +38,7 @@ function showList(listEmail){
     $.post('/api/list/show',{list:listEmail},showListResult,'json');
 }
 
-function showListAdminList(data){
+function showListOfEditableLists(data){
     for (let i in data.lists){
         let list = data.lists[i];
         let row = $('<tr/>');

static/templates/listadminlist.st

@@ -21,6 +21,6 @@
     </table>
     <a href="add_list">Add new mailing list</a>
     <script type="text/javascript">
-        loadListAdminList();
+        loadListOfEditableLists();
     </script>
 </fieldset>

static/templates/listlist.st

@@ -9,6 +9,6 @@
         </tr>
     </table>
     <script type="text/javascript">
-        loadListList();
+        loadListOfSubscribableLists();
     </script>
 </fieldset>