1 | /** |
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2 | * MailArchiver is an application that provides services for storing and managing e-mail messages through a Web Services SOAP interface. |
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3 | * Copyright (C) 2012 Marcio Andre Scholl Levien and Fernando Alberto Reuter Wendt and Jose Ronaldo Nogueira Fonseca Junior |
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4 | * |
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5 | * This program is free software: you can redistribute it and/or modify |
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6 | * it under the terms of the GNU Affero General Public License as |
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7 | * published by the Free Software Foundation, either version 3 of the |
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8 | * License, or (at your option) any later version. |
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9 | * |
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10 | * This program is distributed in the hope that it will be useful, |
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11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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13 | * GNU Affero General Public License for more details. |
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14 | * |
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15 | * You should have received a copy of the GNU Affero General Public License |
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16 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
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17 | */ |
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18 | |
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19 | /******************************************************************************\ |
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20 | * |
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21 | * This product was developed by |
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22 | * |
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23 | * SERVIÃO FEDERAL DE PROCESSAMENTO DE DADOS (SERPRO), |
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24 | * |
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25 | * a government company established under Brazilian law (5.615/70), |
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26 | * at Department of Development of Porto Alegre. |
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27 | * |
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28 | \******************************************************************************/ |
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29 | |
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30 | package serpro.mailarchiver.util.bshcommands; |
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31 | |
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32 | import java.io.ByteArrayOutputStream; |
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33 | import java.io.PrintStream; |
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34 | import java.io.PrintWriter; |
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35 | import java.io.StringWriter; |
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36 | import java.io.UnsupportedEncodingException; |
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37 | |
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38 | import javax.annotation.PostConstruct; |
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39 | |
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40 | import bsh.CallStack; |
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41 | import bsh.EvalError; |
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42 | import bsh.Interpreter; |
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43 | import bsh.InterpreterError; |
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44 | import bsh.ParseException; |
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45 | import bsh.TargetError; |
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46 | |
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47 | import com.eventrouter.SubscriptionRegistry; |
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48 | import com.eventrouter.annotation.AnnotationProcessor; |
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49 | import com.eventrouter.annotation.Subscribe; |
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50 | |
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51 | import org.springframework.beans.factory.annotation.Configurable; |
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52 | |
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53 | import com.vaadin.event.LayoutEvents.LayoutClickEvent; |
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54 | import com.vaadin.event.LayoutEvents.LayoutClickListener; |
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55 | import com.vaadin.terminal.Sizeable; |
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56 | import com.vaadin.ui.ComponentContainer; |
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57 | import com.vaadin.ui.Label; |
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58 | import com.vaadin.ui.Panel; |
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59 | import com.vaadin.ui.VerticalLayout; |
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60 | import com.vaadin.ui.VerticalSplitPanel; |
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61 | import com.vaadin.ui.Window; |
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62 | import com.vaadin.ui.Window.CloseEvent; |
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63 | import com.vaadin.ui.Window.CloseListener; |
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64 | import com.vaadin.ui.themes.Reindeer; |
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65 | |
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66 | import org.vaadin.codeeditor.DefaultCodeEditor; |
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67 | import org.vaadin.codeeditor.frontend.ace.AceFrontEnd; |
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68 | import org.vaadin.peter.contextmenu.ContextMenu; |
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69 | import org.vaadin.peter.contextmenu.ContextMenu.ContextMenuItem; |
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70 | |
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71 | import serpro.mailarchiver.view.BaseApplication; |
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72 | import serpro.mailarchiver.view.admin.AdminConsoleApp; |
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73 | import serpro.mailarchiver.util.Logger; |
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74 | |
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75 | @Configurable |
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76 | public class scriptEditor { |
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77 | |
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78 | private static final Logger log = Logger.getLocalLogger(); |
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79 | |
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80 | @PostConstruct |
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81 | private void postConstruct() { |
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82 | SubscriptionRegistry subscriptionRegistry = BaseApplication.getInstance().getDispatchContext().getSubscriptionRegistry(); |
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83 | AnnotationProcessor processor = new AnnotationProcessor(subscriptionRegistry); |
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84 | processor.process(this); |
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85 | } |
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86 | |
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87 | private final Interpreter globalInterpreter; |
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88 | private final CallStack callstack; |
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89 | |
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90 | private Interpreter interpreter; |
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91 | |
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92 | private PrintStream interpreterOut; |
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93 | private ByteArrayOutputStream interpreterOutByteArray; |
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94 | private StringBuffer interpreterOutBuffer; |
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95 | |
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96 | private PrintStream interpreterErr; |
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97 | private ByteArrayOutputStream interpreterErrByteArray; |
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98 | private StringBuffer interpreterErrBuffer; |
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99 | |
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100 | private Window mainWindow; |
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101 | private Window window; |
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102 | private VerticalSplitPanel split; |
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103 | private EditorComponent editor; |
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104 | private OutputComponent output; |
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105 | |
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106 | private scriptEditor(Interpreter interpreter, CallStack callstack) { |
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107 | this.globalInterpreter = interpreter; |
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108 | this.callstack = callstack; |
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109 | } |
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110 | |
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111 | public static void invoke(Interpreter interpreter, CallStack callstack) { |
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112 | new scriptEditor(interpreter, callstack).init(); |
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113 | } |
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114 | |
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115 | @Subscribe({"/mailarchiver/refresh"}) |
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116 | private void refresh() { |
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117 | if(interpreterOutBuffer.length() > 0) { |
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118 | String content = interpreterOutBuffer.toString(); |
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119 | interpreterOutBuffer.setLength(0); |
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120 | for(String line : content.split("\\r?\\n")) { |
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121 | output.printLn(line); |
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122 | } |
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123 | } |
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124 | if(interpreterErrBuffer.length() > 0) { |
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125 | String content = interpreterErrBuffer.toString(); |
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126 | interpreterErrBuffer.setLength(0); |
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127 | for(String line : content.split("\\r?\\n")) { |
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128 | output.printErrLn(line); |
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129 | } |
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130 | } |
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131 | } |
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132 | |
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133 | private void init() { |
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134 | |
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135 | mainWindow = AdminConsoleApp.getInstance().getMainWindow(); |
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136 | |
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137 | interpreter = new Interpreter(); |
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138 | interpreter.setNameSpace(globalInterpreter.getNameSpace()); |
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139 | interpreter.setStrictJava(false); |
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140 | |
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141 | interpreterOutByteArray = new ByteArrayOutputStream(); |
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142 | interpreterOutBuffer = new StringBuffer(); |
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143 | |
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144 | try { |
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145 | interpreterOut = new PrintStream(interpreterOutByteArray, false, "UTF-8") { |
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146 | @Override |
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147 | public void flush() { |
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148 | super.flush(); |
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149 | if(interpreterOutByteArray.size() > 0) { |
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150 | try { |
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151 | String content = interpreterOutByteArray.toString("UTF-8"); |
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152 | interpreterOutByteArray.reset(); |
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153 | if(!content.isEmpty()) { |
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154 | interpreterOutBuffer.append(content); |
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155 | } |
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156 | } |
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157 | catch (UnsupportedEncodingException ex) { |
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158 | log.error(ex); |
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159 | } |
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160 | } |
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161 | } |
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162 | }; |
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163 | } |
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164 | catch (UnsupportedEncodingException ex) { |
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165 | log.error(ex); |
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166 | } |
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167 | |
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168 | interpreter.setOut(interpreterOut); |
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169 | |
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170 | interpreterErrByteArray = new ByteArrayOutputStream(); |
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171 | interpreterErrBuffer = new StringBuffer(); |
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172 | |
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173 | try { |
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174 | interpreterErr = new PrintStream(interpreterErrByteArray, false, "UTF-8") { |
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175 | @Override |
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176 | public void flush() { |
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177 | super.flush(); |
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178 | if(interpreterErrByteArray.size() > 0) { |
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179 | try { |
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180 | String content = interpreterErrByteArray.toString("UTF-8"); |
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181 | interpreterErrByteArray.reset(); |
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182 | if(!content.isEmpty()) { |
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183 | interpreterErrBuffer.append(content); |
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184 | } |
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185 | } |
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186 | catch (UnsupportedEncodingException ex) { |
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187 | log.error(ex); |
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188 | } |
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189 | } |
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190 | } |
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191 | }; |
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192 | } |
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193 | catch (UnsupportedEncodingException ex) { |
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194 | log.error(ex); |
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195 | } |
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196 | |
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197 | interpreter.setErr(interpreterErr); |
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198 | |
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199 | window = new Window("MailArchiver ScriptEditor"); |
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200 | window.setWidth(400, Sizeable.UNITS_PIXELS); |
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201 | window.setHeight(300, Sizeable.UNITS_PIXELS); |
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202 | |
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203 | split = new VerticalSplitPanel(); |
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204 | split.setSizeFull(); |
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205 | |
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206 | editor = new EditorComponent(); |
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207 | editor.setStyleName("script-editor"); |
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208 | editor.setMargin(false); |
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209 | editor.setSpacing(false); |
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210 | editor.setSizeFull(); |
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211 | split.addComponent(editor); |
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212 | |
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213 | output = new OutputComponent(); |
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214 | output.setSizeFull(); |
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215 | split.addComponent(output); |
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216 | |
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217 | window.setContent(split); |
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218 | |
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219 | mainWindow.addWindow(window); |
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220 | |
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221 | window.addListener(new CloseListener() { |
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222 | @Override |
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223 | public void windowClose(CloseEvent e) { |
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224 | mainWindow.removeWindow(window); |
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225 | } |
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226 | }); |
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227 | } |
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228 | |
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229 | private void eval(String script) { |
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230 | StringWriter sw = new StringWriter(); |
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231 | try { |
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232 | Object ret = interpreter.eval(script); |
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233 | |
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234 | sw.append("Script result: ").append(String.valueOf(ret)).append("\n"); |
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235 | print(sw); |
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236 | } |
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237 | catch(ParseException e) { |
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238 | sw.append("Parser error: ").append(e.toString()).append("\n"); |
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239 | stackTrace(sw, e); |
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240 | printErr(sw); |
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241 | } |
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242 | catch(InterpreterError e) { |
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243 | sw.append("Internal error: ").append(e.toString()).append("\n"); |
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244 | stackTrace(sw, e); |
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245 | printErr(sw); |
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246 | } |
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247 | catch(TargetError e) { |
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248 | sw.append("Uncaught exception: ").append(e.getTarget().toString()).append("\n"); |
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249 | if(e.inNativeCode()) { |
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250 | stackTrace(sw, e.getTarget()); |
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251 | } |
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252 | printErr(sw); |
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253 | } |
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254 | catch(EvalError e) { |
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255 | sw.append("Eval error: ").append(e.toString()).append("\n"); |
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256 | stackTrace(sw, e); |
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257 | printErr(sw); |
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258 | } |
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259 | catch(Exception e) { |
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260 | sw.append("Unknown error: ").append(e.toString()).append("\n"); |
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261 | stackTrace(sw, e); |
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262 | printErr(sw); |
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263 | } |
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264 | } |
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265 | |
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266 | private void print(StringWriter sw) { |
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267 | for(String line : sw.toString().split("\\r?\\n")) { |
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268 | output.printLn(line); |
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269 | } |
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270 | } |
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271 | |
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272 | private void printErr(StringWriter sw) { |
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273 | for(String line : sw.toString().split("\\r?\\n")) { |
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274 | output.printErrLn(line); |
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275 | } |
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276 | } |
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277 | |
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278 | private void stackTrace(StringWriter sw, Throwable e) { |
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279 | PrintWriter pw = new PrintWriter(sw); |
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280 | e.printStackTrace(pw); |
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281 | pw.flush(); |
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282 | sw.append("\n"); |
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283 | } |
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284 | |
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285 | private class EditorComponent extends VerticalLayout { |
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286 | |
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287 | private final DefaultCodeEditor codeEditor; |
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288 | |
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289 | private final ContextMenu editorMenu; |
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290 | |
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291 | private final ContextMenuItem editorEvalItem; |
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292 | private final ContextMenuItem editorClearItem; |
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293 | private final ContextMenuItem editorOpenItem; |
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294 | private final ContextMenuItem editorSaveItem; |
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295 | |
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296 | public EditorComponent() { |
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297 | |
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298 | codeEditor = new DefaultCodeEditor(); |
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299 | AceFrontEnd frontEnd = new AceFrontEnd(); |
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300 | codeEditor.setFrontEnd(frontEnd); |
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301 | codeEditor.setSizeFull(); |
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302 | |
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303 | addComponent(codeEditor); |
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304 | |
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305 | editorMenu = new ContextMenu(); |
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306 | |
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307 | editorEvalItem = editorMenu.addItem("Eval"); |
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308 | editorClearItem = editorMenu.addItem("Clear"); |
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309 | editorOpenItem = editorMenu.addItem("Open"); |
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310 | editorSaveItem = editorMenu.addItem("Save"); |
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311 | |
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312 | addListener(new LayoutClickListener() { |
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313 | @Override |
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314 | public void layoutClick(LayoutClickEvent event) { |
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315 | if(LayoutClickEvent.BUTTON_RIGHT == event.getButton()) { |
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316 | window.focus(); |
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317 | editorMenu.show(event.getClientX(), event.getClientY()); |
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318 | } |
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319 | } |
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320 | }); |
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321 | |
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322 | editorMenu.addListener(new ContextMenu.ClickListener() { |
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323 | @Override |
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324 | public void contextItemClick(ContextMenu.ClickEvent event) { |
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325 | ContextMenuItem clickedItem = event.getClickedItem(); |
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326 | |
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327 | if(clickedItem == editorEvalItem) { |
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328 | final String script = (String)codeEditor.getValue(); |
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329 | new Thread() { |
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330 | @Override |
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331 | public void run() { |
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332 | eval(script); |
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333 | } |
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334 | } |
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335 | .start(); |
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336 | } |
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337 | else if(clickedItem == editorClearItem) { |
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338 | clear(); |
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339 | } |
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340 | else if(clickedItem == editorOpenItem) { |
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341 | open(); |
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342 | } |
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343 | else if(clickedItem == editorSaveItem) { |
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344 | save(); |
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345 | } |
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346 | } |
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347 | }); |
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348 | |
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349 | editorMenu.setVisible(false); |
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350 | |
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351 | mainWindow.addComponent(editorMenu); |
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352 | } |
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353 | |
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354 | private void clear() { |
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355 | codeEditor.setValue(""); |
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356 | } |
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357 | |
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358 | private void open() { |
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359 | System.out.println("TODO: editor open"); |
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360 | } |
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361 | |
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362 | private void save() { |
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363 | System.out.println("TODO: editor save"); |
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364 | } |
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365 | } |
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366 | |
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367 | private class OutputComponent extends Panel { |
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368 | |
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369 | private final VerticalLayout layout; |
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370 | |
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371 | private final ContextMenu outputMenu; |
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372 | |
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373 | private final ContextMenuItem outputClearItem; |
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374 | private final ContextMenuItem outputSaveItem; |
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375 | private final ContextMenuItem outputWrapItem; |
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376 | private final ContextMenuItem outputUnwrapItem; |
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377 | |
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378 | public OutputComponent() { |
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379 | |
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380 | setScrollable(true); |
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381 | setStyleName(Reindeer.PANEL_LIGHT); |
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382 | |
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383 | ComponentContainer container = this.getContent(); |
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384 | layout = (VerticalLayout) container; |
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385 | layout.setWidth(Sizeable.SIZE_UNDEFINED, Sizeable.UNITS_PIXELS); |
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386 | |
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387 | outputMenu = new ContextMenu(); |
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388 | |
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389 | outputClearItem = outputMenu.addItem("Clear"); |
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390 | outputSaveItem = outputMenu.addItem("Save"); |
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391 | outputWrapItem = outputMenu.addItem("Wrap"); |
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392 | outputUnwrapItem = outputMenu.addItem("Unwrap"); |
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393 | outputUnwrapItem.setVisible(false); |
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394 | |
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395 | layout.addListener(new LayoutClickListener() { |
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396 | @Override |
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397 | public void layoutClick(LayoutClickEvent event) { |
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398 | if(LayoutClickEvent.BUTTON_RIGHT == event.getButton()) { |
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399 | window.focus(); |
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400 | outputMenu.show(event.getClientX(), event.getClientY()); |
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401 | } |
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402 | } |
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403 | }); |
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404 | |
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405 | outputMenu.addListener(new ContextMenu.ClickListener() { |
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406 | @Override |
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407 | public void contextItemClick(ContextMenu.ClickEvent event) { |
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408 | ContextMenuItem clickedItem = event.getClickedItem(); |
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409 | |
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410 | if(clickedItem == outputClearItem) { |
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411 | clear(); |
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412 | } |
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413 | else if(clickedItem == outputSaveItem) { |
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414 | save(); |
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415 | } |
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416 | else if(clickedItem == outputWrapItem) { |
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417 | wrap(); |
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418 | } |
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419 | else if(clickedItem == outputUnwrapItem) { |
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420 | unwrap(); |
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421 | } |
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422 | } |
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423 | }); |
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424 | |
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425 | outputMenu.setVisible(false); |
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426 | |
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427 | mainWindow.addComponent(outputMenu); |
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428 | |
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429 | clear(); |
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430 | } |
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431 | |
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432 | private void clear() { |
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433 | removeAllComponents(); |
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434 | } |
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435 | |
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436 | private void save() { |
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437 | System.out.println("TODO: output save"); |
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438 | } |
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439 | |
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440 | private void wrap() { |
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441 | layout.setWidth("100%"); |
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442 | |
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443 | outputWrapItem.setVisible(false); |
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444 | outputUnwrapItem.setVisible(true); |
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445 | |
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446 | requestRepaint(); |
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447 | } |
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448 | |
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449 | private void unwrap() { |
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450 | layout.setWidth(Sizeable.SIZE_UNDEFINED, Sizeable.UNITS_PIXELS); |
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451 | |
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452 | outputWrapItem.setVisible(true); |
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453 | outputUnwrapItem.setVisible(false); |
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454 | |
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455 | requestRepaint(); |
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456 | } |
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457 | |
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458 | public void printLn(String s) { |
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459 | Label line = new Label(s, Label.CONTENT_TEXT); |
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460 | line.setStyleName("script-editor-output"); |
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461 | addComponent(line); |
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462 | } |
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463 | |
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464 | public void printErrLn(String s) { |
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465 | Label line = new Label(s, Label.CONTENT_TEXT); |
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466 | line.setStyleName("script-editor-output-error"); |
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467 | addComponent(line); |
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468 | } |
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469 | } |
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470 | } |
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