001/* 002 * Copyright 2019 Anyware Services 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * http://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 */ 016package org.ametys.plugins.core.ui.script; 017 018import org.apache.commons.lang3.StringUtils; 019 020import com.google.gson.Gson; 021import com.google.gson.GsonBuilder; 022 023final class ScriptResultFormatter 024{ 025 private static final String[][] __STACKTRACE_REPLACEMENTS = { 026 {"\r\n", "<br>"}, 027 {"\n\r", "<br>"}, 028 {"\r", "<br>"}, 029 {"\n", "<br>"}, 030 }; 031 032 private static final Gson __GSON = new GsonBuilder() 033 .setPrettyPrinting() 034 .disableHtmlEscaping() 035 .create(); 036 037 private ScriptResultFormatter() 038 { } 039 040 static String htmlFormatResult(Object result) 041 { 042 if (result instanceof String) 043 { 044 // can be HTML => do not wrap around "<pre>" tag ! keep as it is 045 return (String) result; 046 } 047 048 String value; 049 try 050 { 051 // Pretty print JSON (better render than JSONUtils) 052 String jsonString = __GSON.toJson(result); 053 value = jsonString; 054 } 055 catch (Exception e) 056 { 057 value = String.valueOf(result); 058 } 059 060 return String.format("<pre>%s</pre>", value); 061 } 062 063 static String htmlFormatStacktrace(String errorStacktrace) 064 { 065 String htmlStacktrace = errorStacktrace; 066 for (String[] replacement : __STACKTRACE_REPLACEMENTS) 067 { 068 htmlStacktrace = StringUtils.replace(htmlStacktrace, replacement[0], replacement[1], -1); 069 } 070 return htmlStacktrace; 071 } 072}