Throw error if user leader is missing when accepting requests

src/main/java/info/fingo/urlopia/config/ad/ActiveDirectorySearcher.java

@@ -43,37 +43,37 @@ public ActiveDirectorySearcher objectClasses(List<ActiveDirectoryObjectClass> ob
     }
 
     public ActiveDirectorySearcher memberOf(String group) {
-        var value = String.format("(memberOf=%s)", group);
+        var value = String.format("(memberOf=%s)", escapeSpecialCharacters(group));
         filter.append(value);
         return this;
     }
 
     public ActiveDirectorySearcher principalName(String principalName) {
-        var value = String.format("(userPrincipalName=%s)", principalName);
+        var value = String.format("(userPrincipalName=%s)", escapeSpecialCharacters(principalName));
         filter.append(value);
         return this;
     }
 
     public ActiveDirectorySearcher mail(String mail) {
-        var value = String.format("(mail=%s)", mail);
+        var value = String.format("(mail=%s)", escapeSpecialCharacters(mail));
         filter.append(value);
         return this;
     }
 
     public ActiveDirectorySearcher name(String name) {
-        var value = String.format("(name=%s)", name);
+        var value = String.format("(name=%s)", escapeSpecialCharacters(name));
         filter.append(value);
         return this;
     }
 
     public ActiveDirectorySearcher distinguishedName(String distinguishedName) {
-        var value = String.format("(distinguishedName=%s)", distinguishedName);
+        var value = String.format("(distinguishedName=%s)", escapeSpecialCharacters(distinguishedName));
         filter.append(value);
         return this;
     }
 
     public ActiveDirectorySearcher excludeDistinguishedName(String distinguishedName) {
-        var value = String.format("(!(distinguishedName=%s))", distinguishedName);
+        var value = String.format("(!(distinguishedName=%s))", escapeSpecialCharacters(distinguishedName));
         filter.append(value);
         return this;
     }
@@ -89,6 +89,11 @@ public ActiveDirectorySearcher isDisabled(){
         return this;
     }
 
+    // Based on https://learn.microsoft.com/en-us/archive/technet-wiki/5392.active-directory-ldap-syntax-filters#Special_Characters
+    private String escapeSpecialCharacters(String query) {
+        return query.replaceAll("\\\\", "\\\\5C");
+    }
+
     public List<SearchResult> search() {
         var controls = new SearchControls();
         controls.setSearchScope(SearchControls.SUBTREE_SCOPE);

src/main/java/info/fingo/urlopia/request/LeaderNotFoundException.java

@@ -0,0 +1,19 @@
+package info.fingo.urlopia.request;
+
+import info.fingo.urlopia.api.v2.BaseCustomException;
+import org.springframework.http.HttpStatus;
+import org.springframework.web.bind.annotation.ResponseStatus;
+
+@ResponseStatus(code = HttpStatus.PRECONDITION_FAILED, reason = "LEADER_NOT_FOUND")
+public class LeaderNotFoundException extends BaseCustomException {
+    private static final String ERROR_MSG = "Leader has not been found";
+
+    public LeaderNotFoundException() {
+        super(ERROR_MSG);
+    }
+
+    @Override
+    public HttpStatus getHttpStatus() {
+        return HttpStatus.PRECONDITION_FAILED;
+    }
+}

src/main/java/info/fingo/urlopia/request/normal/NormalRequestService.java

@@ -68,12 +68,12 @@ public Request create(Long userId, BaseRequestInput requestInput) {
         log.info("New normal request with id: %d has been created".formatted(request.getId()));
 
         var leader = userService.getAcceptanceLeaderForUser(user);
-        if (leader != null) {
-            this.acceptanceService.create(request, leader);
-        } else {
-            this.accept(request);
+        if (leader == null) {
+            throw new LeaderNotFoundException();
         }
 
+        this.acceptanceService.create(request, leader);
+
         return requestRepository
                 .findById(request.getId())
                 .orElseThrow(NoSuchElementException::new);

src/main/java/info/fingo/urlopia/user/ActiveDirectoryUserLeaderProvider.java

@@ -41,19 +41,34 @@ private User getUserLeaderUnsafe(User user) throws NamingException {
         var userDN = userSearch.stream().findFirst().map(NameClassPair::getNameInNamespace).orElse("");
         var organizationalUnits = extractOrganizationalUnitsDNs(userDN);
 
+        LOGGER.info("Starting search of the '{}' manager", userDN);
+
         // Step 2: Find first existing and valid OU manager.
         for (var ouDn : organizationalUnits) {
+            LOGGER.info("Looking for a manager in the '{}' group", ouDn);
             var controls = new SearchControls();
             controls.setSearchScope(SearchControls.SUBTREE_SCOPE);
+
             var ouSearch = activeDirectory.newSearch().distinguishedName(ouDn).search(controls);
+            if (ouSearch.isEmpty()) {
+                LOGGER.warn("No search results for '{}' OU", ouDn);
+            }
+
             for (var result : ouSearch) {
-                var attributes = result.getAttributes();
-                var managedBy = attributes.get(Attribute.MANAGED_BY.getKey());
-                var managedByDN = managedBy != null ? (String) managedBy.get() : "";
-                if (!managedByDN.isBlank() && !managedByDN.equals(userDN)) {
+                var managedBy = result.getAttributes().get(Attribute.MANAGED_BY.getKey());
+                if (managedBy == null) {
+                    LOGGER.warn("Missing managedBy attribute for '{}' OU", ouDn);
+                    continue;
+                }
+
+                var managedByDN = (String) managedBy.get();
+                if (!managedByDN.equals(userDN)) {
                     var manager = getManagerDetails(managedByDN);
                     if (manager.isPresent()) {
+                        LOGGER.info("Manager of '{}' OU found: '{}'", ouDn, managedByDN);
                         return manager.get();
+                    } else {
+                        LOGGER.warn("Manager of '{}' OU has not been found", ouDn);
                     }
                 }
             }

src/main/resources/scripts/U3_5_0_9__drop_email_unique_constraints.sql

@@ -0,0 +1,2 @@
+CREATE UNIQUE INDEX users_mail_index ON users (mail);
+CREATE UNIQUE INDEX users_mail_key ON users (mail);

src/main/resources/scripts/V3_5_0_9__drop_email_unique_constraints.sql

@@ -0,0 +1,2 @@
+ALTER TABLE users DROP CONSTRAINT IF EXISTS users_mail_key;
+DROP INDEX IF EXISTS users_mail_key;

src/test/groovy/info/fingo/urlopia/api/v2/request/normal/NormalRequestServiceSpec.groovy

@@ -172,6 +172,7 @@ class NormalRequestServiceSpec extends Specification{
             getTeams() >> Set.of(team)
         }
         userRepository.findById(userId) >> Optional.of(user)
+        userService.getAcceptanceLeaderForUser(user) >> team.getLeader()
 
         and: "request mock with repo with endDate before startDate"
         def request = Mock(Request){

view.react/src/helpers/errors/ErrorCodeMappings.js

@@ -17,6 +17,7 @@ const loginErrorCodeMappings = {
 const requestsErrorCodeMappings = {
     "END_DATE_IS_BEFORE_START_DATE": "Data końcowa nie powinna być przed datą początkową",
     "NOT_ENOUGH_DAYS": "Nie posiadasz wystarczającej liczby dni urlopowych",
+    "LEADER_NOT_FOUND": "Nie została znaleziona osoba wymagana do akceptacji wniosku",
     "REQUEST_OVERLAPPING": "Wybrany termin pokrywa się z terminem jednej z wcześniej utworzonych okoliczności",
 }