PLT-7468 Moved more error pages to use predefined error types (#7378)

* PLT-7468 Moved more errors to use error types

* PLT-7468 Moved 404 error page to use error types

* Made helper function for rendering external links on error page

utils/api.go

@@ -35,13 +35,8 @@ func GetOriginChecker(r *http.Request) OriginCheckerProc {
 }
 
 func RenderWebError(err *model.AppError, w http.ResponseWriter, r *http.Request) {
-	T, _ := GetTranslationsAndLocale(w, r)
-
-	title := T("api.templates.error.title", map[string]interface{}{"SiteName": ClientCfg["SiteName"]})
 	message := err.Message
 	details := err.DetailedError
-	link := "/"
-	linkMessage := T("api.templates.error.link")
 
 	status := http.StatusTemporaryRedirect
 	if err.StatusCode != http.StatusInternalServerError {
@@ -51,10 +46,7 @@ func RenderWebError(err *model.AppError, w http.ResponseWriter, r *http.Request)
 	http.Redirect(
 		w,
 		r,
-		"/error?title="+url.QueryEscape(title)+
-			"&message="+url.QueryEscape(message)+
-			"&details="+url.QueryEscape(details)+
-			"&link="+url.QueryEscape(link)+
-			"&linkmessage="+url.QueryEscape(linkMessage),
+		"/error?message="+url.QueryEscape(message)+
+			"&details="+url.QueryEscape(details),
 		status)
 }