From cc27edc544cec1b892e7c224aec9e6e42342aa39 Mon Sep 17 00:00:00 2001
From: Paul-Christian Volkmer
Date: Sat, 21 Sep 2024 22:10:24 +0200
Subject: refactor: use package name following Java guidelines

---
 .../PersonPoolBasedPermissionEvaluator.java        | 81 ++++++++++++++++++++++
 1 file changed, 81 insertions(+)
 create mode 100644 src/main/java/dev/dnpm/security/PersonPoolBasedPermissionEvaluator.java

(limited to 'src/main/java/dev/dnpm/security/PersonPoolBasedPermissionEvaluator.java')

diff --git a/src/main/java/dev/dnpm/security/PersonPoolBasedPermissionEvaluator.java b/src/main/java/dev/dnpm/security/PersonPoolBasedPermissionEvaluator.java
new file mode 100644
index 0000000..293614b
--- /dev/null
+++ b/src/main/java/dev/dnpm/security/PersonPoolBasedPermissionEvaluator.java
@@ -0,0 +1,81 @@
+package dev.dnpm.security;
+
+import de.itc.onkostar.api.IOnkostarApi;
+import de.itc.onkostar.api.Patient;
+import de.itc.onkostar.api.Procedure;
+import org.springframework.security.core.Authentication;
+import org.springframework.stereotype.Component;
+
+import java.io.Serializable;
+
+/**
+ * Permission-Evaluator zur Auswertung der Berechtigung auf Objekte aufgrund der Personenstammberechtigung
+ */
+@Component
+public class PersonPoolBasedPermissionEvaluator extends AbstractDelegatedPermissionEvaluator {
+
+    public PersonPoolBasedPermissionEvaluator(final IOnkostarApi onkostarApi, final SecurityService securityService) {
+        super(onkostarApi, securityService);
+    }
+
+    /**
+     * Auswertung der Zugriffsberechtigung für authentifizierten Benutzer auf Zielobjekt mit angeforderter Berechtigung.
+     * @param authentication Das Authentication Objekt
+     * @param targetObject Das Zielobjekt
+     * @param permissionType Die angeforderte Berechtigung
+     * @return Gibt <code>true</code> zurück, wenn der Benutzer die Berechtigung hat
+     */
+    @Override
+    public boolean hasPermission(Authentication authentication, Object targetObject, Object permissionType) {
+        if (permissionType instanceof PermissionType) {
+            if (targetObject instanceof Patient) {
+                return this.securityService.getPersonPoolIdsForPermission(authentication, (PermissionType)permissionType)
+                        .contains(((Patient)targetObject).getPersonPoolCode());
+            } else if (targetObject instanceof Procedure) {
+                return this.securityService.getPersonPoolIdsForPermission(authentication, (PermissionType)permissionType)
+                        .contains(((Procedure)targetObject).getPatient().getPersonPoolCode());
+            }
+        }
+        return false;
+    }
+
+    /**
+     * Auswertung anhand der ID und des Namens des Zielobjekts.
+     * @param authentication Authentication-Object
+     * @param targetId ID des Objekts
+     * @param targetType Name der Zielobjektklasse
+     * @param permissionType Die angeforderte Berechtigung
+     * @return Gibt <code>true</code> zurück, wenn der Benutzer die Berechtigung hat
+     */
+    @Override
+    public boolean hasPermission(Authentication authentication, Serializable targetId, String targetType, Object permissionType) {
+        if (targetId instanceof Integer && permissionType instanceof PermissionType) {
+            var personPoolCode = getPersonPoolCode((int)targetId, targetType);
+            if (null != personPoolCode) {
+                return this.securityService.getPersonPoolIdsForPermission(authentication, (PermissionType) permissionType).contains(personPoolCode);
+            }
+        }
+        return false;
+    }
+
+    private String getPersonPoolCode(int id, String type) {
+        Patient patient = null;
+
+        if (PATIENT.equals(type)) {
+            patient = onkostarApi.getPatient(id);
+        } else if (PROCEDURE.equals(type)) {
+            var procedure = onkostarApi.getProcedure(id);
+            if (null != procedure) {
+                patient = procedure.getPatient();
+            }
+        }
+
+        if (null != patient) {
+            return patient.getPersonPoolCode();
+        }
+
+        return null;
+    }
+
+
+}
-- 
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