#83: GET /tag/id

docs-web-common/src/main/java/com/sismics/rest/util/AclUtil.java

@@ -0,0 +1,49 @@
+package com.sismics.rest.util;
+
+import com.sismics.docs.core.constant.PermType;
+import com.sismics.docs.core.dao.jpa.AclDao;
+import com.sismics.docs.core.dao.jpa.dto.AclDto;
+import com.sismics.security.IPrincipal;
+
+import javax.json.Json;
+import javax.json.JsonArrayBuilder;
+import javax.json.JsonObjectBuilder;
+import java.util.List;
+
+/**
+ * Acl utilities.
+ *
+ * @author bgamard
+ */
+public class AclUtil {
+    /**
+     * Add ACLs to a JSON response.
+     *
+     * @param json JSON
+     * @param sourceId Source ID
+     * @param principal Principal
+     */
+    public static void addAcls(JsonObjectBuilder json, String sourceId, IPrincipal principal) {
+        AclDao aclDao = new AclDao();
+        List<AclDto> aclDtoList = aclDao.getBySourceId(sourceId);
+        JsonArrayBuilder aclList = Json.createArrayBuilder();
+        boolean writable = false;
+        for (AclDto aclDto : aclDtoList) {
+            aclList.add(Json.createObjectBuilder()
+                    .add("perm", aclDto.getPerm().name())
+                    .add("id", aclDto.getTargetId())
+                    .add("name", JsonUtil.nullable(aclDto.getTargetName()))
+                    .add("type", aclDto.getTargetType()));
+
+            if (!principal.isAnonymous()
+                    && (aclDto.getTargetId().equals(principal.getId())
+                    || principal.getGroupIdSet().contains(aclDto.getTargetId()))
+                    && aclDto.getPerm() == PermType.WRITE) {
+                // The source is writable for the current user
+                writable = true;
+            }
+        }
+        json.add("acls", aclList)
+                .add("writable", writable);
+    }
+}

docs-web-common/src/main/java/com/sismics/rest/util/JsonUtil.java

@@ -9,7 +9,6 @@ import javax.json.JsonValue;
  * @author bgamard
  */
 public class JsonUtil {
-
     /**
      * Returns a JsonValue from a String.
      *