include purge job for maintaining event logs and visitor logs

Oqtane.Server/Repository/Interfaces/ILogRepository.cs

@@ -1,4 +1,4 @@
-using System.Collections.Generic;
+using System.Collections.Generic;
 using Oqtane.Models;
 
 namespace Oqtane.Repository
@@ -8,5 +8,6 @@ namespace Oqtane.Repository
         IEnumerable<Log> GetLogs(int siteId, string level, string function, int rows);
         Log GetLog(int logId);
         void AddLog(Log log);
+        int DeleteLogs(int age);
     }
 }

Oqtane.Server/Repository/Interfaces/ISettingRepository.cs

@@ -10,6 +10,7 @@ namespace Oqtane.Repository
         Setting AddSetting(Setting setting);
         Setting UpdateSetting(Setting setting);
         Setting GetSetting(string entityName, int settingId);
+        Setting GetSetting(string entityName, int entityId, string settingName);
         void DeleteSetting(string entityName, int settingId);
         void DeleteSettings(string entityName, int entityId);
     }

Oqtane.Server/Repository/Interfaces/IVisitorRepository.cs

@@ -11,5 +11,6 @@ namespace Oqtane.Repository
         Visitor UpdateVisitor(Visitor visitor);
         Visitor GetVisitor(int visitorId);
         void DeleteVisitor(int visitorId);
+        int DeleteVisitors(int age);
     }
 }

Oqtane.Server/Repository/LogRepository.cs

@@ -1,4 +1,5 @@
-using System.Collections.Generic;
+using System;
+using System.Collections.Generic;
 using System.Linq;
 using Oqtane.Models;
 
@@ -47,5 +48,23 @@ namespace Oqtane.Repository
             _db.Log.Add(log);
             _db.SaveChanges();
         }
+
+        public int DeleteLogs(int age)
+        {
+            // delete logs in batches of 100 records
+            int count = 0;
+            var purgedate = DateTime.Now.AddDays(-age);
+            var logs = _db.Log.Where(item => item.Level != "Error" && item.LogDate < purgedate)
+                .OrderBy(item => item.LogDate).Take(100).ToList();
+            while (logs.Count > 0)
+            {
+                count += logs.Count;
+                _db.Log.RemoveRange(logs);
+                _db.SaveChanges();
+                logs = _db.Log.Where(item => item.Level != "Error" && item.LogDate < purgedate)
+                    .OrderBy(item => item.LogDate).Take(100).ToList();
+            }
+            return count;
+        }
     }
 }

Oqtane.Server/Repository/SettingRepository.cs

@@ -77,6 +77,18 @@ namespace Oqtane.Repository
             }
         }
 
+        public Setting GetSetting(string entityName, int entityId, string settingName)
+        {
+            if (IsMaster(entityName))
+            {
+                return _master.Setting.Where(item => item.EntityName == entityName && item.EntityId == entityId && item.SettingName == settingName).FirstOrDefault();
+            }
+            else
+            {
+                return _tenant.Setting.Where(item => item.EntityName == entityName && item.EntityId == entityId && item.SettingName == settingName).FirstOrDefault();
+            }
+        }
+
         public void DeleteSetting(string entityName, int settingId)
         {
             if (IsMaster(entityName))

Oqtane.Server/Repository/VisitorRepository.cs

@@ -47,5 +47,23 @@ namespace Oqtane.Repository
             _db.Visitor.Remove(visitor);
             _db.SaveChanges();
         }
+
+        public int DeleteVisitors(int age)
+        {
+            // delete visitors in batches of 100 records
+            int count = 0;
+            var purgedate = DateTime.Now.AddDays(-age);
+            var visitors = _db.Visitor.Where(item => item.Visits <= 1 && item.VisitedOn < purgedate)
+                .OrderBy(item => item.VisitedOn).Take(100).ToList();
+            while (visitors.Count > 0)
+            {
+                count += visitors.Count;
+                _db.Visitor.RemoveRange(visitors);
+                _db.SaveChanges();
+                visitors = _db.Visitor.Where(item => item.Visits < 2 && item.VisitedOn < purgedate)
+                    .OrderBy(item => item.VisitedOn).Take(100).ToList();
+            }
+            return count;
+        }
     }
 }