Moving app from singular to being created for every request (#9889)

* Moving app from singular to being created for every request.

* Automatic refactor

* Adding license header

* Feedback fixes

api4/preference.go

@@ -23,7 +23,7 @@ func getPreferences(c *Context, w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
-	if !c.App.SessionHasPermissionToUser(c.Session, c.Params.UserId) {
+	if !c.App.SessionHasPermissionToUser(c.App.Session, c.Params.UserId) {
 		c.SetPermissionError(model.PERMISSION_EDIT_OTHER_USERS)
 		return
 	}
@@ -43,7 +43,7 @@ func getPreferencesByCategory(c *Context, w http.ResponseWriter, r *http.Request
 		return
 	}
 
-	if !c.App.SessionHasPermissionToUser(c.Session, c.Params.UserId) {
+	if !c.App.SessionHasPermissionToUser(c.App.Session, c.Params.UserId) {
 		c.SetPermissionError(model.PERMISSION_EDIT_OTHER_USERS)
 		return
 	}
@@ -63,7 +63,7 @@ func getPreferenceByCategoryAndName(c *Context, w http.ResponseWriter, r *http.R
 		return
 	}
 
-	if !c.App.SessionHasPermissionToUser(c.Session, c.Params.UserId) {
+	if !c.App.SessionHasPermissionToUser(c.App.Session, c.Params.UserId) {
 		c.SetPermissionError(model.PERMISSION_EDIT_OTHER_USERS)
 		return
 	}
@@ -83,7 +83,7 @@ func updatePreferences(c *Context, w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
-	if !c.App.SessionHasPermissionToUser(c.Session, c.Params.UserId) {
+	if !c.App.SessionHasPermissionToUser(c.App.Session, c.Params.UserId) {
 		c.SetPermissionError(model.PERMISSION_EDIT_OTHER_USERS)
 		return
 	}
@@ -108,7 +108,7 @@ func deletePreferences(c *Context, w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
-	if !c.App.SessionHasPermissionToUser(c.Session, c.Params.UserId) {
+	if !c.App.SessionHasPermissionToUser(c.App.Session, c.Params.UserId) {
 		c.SetPermissionError(model.PERMISSION_EDIT_OTHER_USERS)
 		return
 	}