Clear malformed XEPG database in conditionalUpdateChanges() function.…

… Increae program and database versions. Closes xteve-project#6

src/screen.go

@@ -322,6 +322,8 @@ func getErrMsg(errCode int) (errMsg string) {
 		errMsg = fmt.Sprintf("FFmpeg binary was not found. Check the FFmpeg binary path in the xTeVe settings.")
 	case 2021:
 		errMsg = fmt.Sprintf("VLC binary was not found. Check the VLC path binary in the xTeVe settings.")
+	case 2022:
+		errMsg = fmt.Sprintf("Loaded database has broken XEPG mapping (version <= 2.1.1). Clearing it.")
 
 	case 2099:
 		errMsg = fmt.Sprintf("Updates have been disabled by the developer")

src/update.go

@@ -238,7 +238,33 @@ checkVersion:
 				return
 			}
 
-		case "2.1.0":
+		case "2.1.0", "2.1.1":
+
+			// Database verison <= 2.1.1 has broken XEPG mapping
+			showWarning(2022)
+
+			// Clear XEPG mapping
+			Data.XEPG.Channels = make(map[string]interface{})
+			Data.XEPG.XEPGCount = 0
+			Data.Cache.Streams = struct{ Active []string }{}
+
+			err = saveMapToJSONFile(System.File.XEPG, Data.XEPG.Channels)
+			if err != nil {
+				ShowError(err, 000)
+				return err
+			}
+
+			// Update database version
+			settingsMap["version"] = "2.2.0"
+
+			err = saveMapToJSONFile(System.File.Settings, settingsMap)
+			if err != nil {
+				return
+			}
+
+			goto checkVersion
+
+		case "2.2.0":
 			// If there are changes to the Database in a later update, continue here
 
 			break

xteve.go

@@ -39,10 +39,10 @@ var GitHub = GitHubStruct{Branch: "master", User: "SCP002", Repo: "xTeVe", Updat
 const Name = "xTeVe"
 
 // Version : Version, the Build Number is parsed in the main func
-const Version = "2.2.3.0000"
+const Version = "2.2.4.0000"
 
 // DBVersion : Database Version
-const DBVersion = "2.1.1"
+const DBVersion = "2.2.0"
 
 // APIVersion : API Version
 const APIVersion = "1.1.0"