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/*
* Copyright 2000-2012 JetBrains s.r.o.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/*
* User: anna
* Date: 14-May-2007
*/
package com.intellij.execution.configuration;
import com.intellij.execution.ExecutionBundle;
import com.intellij.execution.util.EnvVariablesTable;
import com.intellij.execution.util.EnvironmentVariable;
import com.intellij.openapi.ui.DialogWrapper;
import com.intellij.openapi.ui.LabeledComponent;
import com.intellij.openapi.ui.TextFieldWithBrowseButton;
import com.intellij.openapi.util.Comparing;
import com.intellij.ui.UserActivityProviderComponent;
import com.intellij.util.ArrayUtil;
import com.intellij.util.StringBuilderSpinAllocator;
import com.intellij.util.containers.ContainerUtil;
import gnu.trove.THashMap;
import org.jdom.Element;
import org.jetbrains.annotations.NonNls;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import javax.swing.*;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.File;
import java.util.*;
import java.util.List;
public class EnvironmentVariablesComponent extends LabeledComponent<TextFieldWithBrowseButton> implements UserActivityProviderComponent {
private boolean myPassParentEnvs;
private final Map<String, String> myEnvs = new THashMap<String, String>();
@NonNls private static final String ENVS = "envs";
@NonNls public static final String ENV = "env";
@NonNls public static final String NAME = "name";
@NonNls public static final String VALUE = "value";
@NonNls private static final String OPTION = "option";
@NonNls private static final String ENV_VARIABLES = "ENV_VARIABLES";
private final List<ChangeListener> myListeners = ContainerUtil.createLockFreeCopyOnWriteList();
public EnvironmentVariablesComponent() {
super();
final TextFieldWithBrowseButton envsTestField = new TextFieldWithBrowseButton();
envsTestField.setEditable(false);
setComponent(envsTestField);
setText(ExecutionBundle.message("environment.variables.component.title"));
getComponent().addActionListener(new ActionListener() {
@Override
public void actionPerformed(final ActionEvent e) {
new MyEnvironmentVariablesDialog().show();
}
});
}
public void setEnvs(@NotNull Map<String, String> envs) {
myEnvs.clear();
myEnvs.putAll(envs);
@NonNls final StringBuilder buf = StringBuilderSpinAllocator.alloc();
try {
for (String variable : myEnvs.keySet()) {
buf.append(variable).append("=").append(myEnvs.get(variable)).append(";");
}
if (buf.length() > 0) buf.deleteCharAt(buf.length() - 1); //trim last ;
getComponent().setText(buf.toString());
}
finally {
StringBuilderSpinAllocator.dispose(buf);
}
}
@NotNull
public Map<String, String> getEnvs() {
return myEnvs;
}
public boolean isPassParentEnvs() {
return myPassParentEnvs;
}
public void setPassParentEnvs(final boolean passDefaultVariables) {
if (myPassParentEnvs != passDefaultVariables) {
myPassParentEnvs = passDefaultVariables;
fireStateChanged();
}
}
public static void readExternal(Element element, Map<String, String> envs) {
final Element envsElement = element.getChild(ENVS);
if (envsElement != null) {
for (Object o : envsElement.getChildren(ENV)) {
Element envElement = (Element)o;
final String envName = envElement.getAttributeValue(NAME);
final String envValue = envElement.getAttributeValue(VALUE);
if (envName != null && envValue != null) {
envs.put(envName, envValue);
}
}
} else { //compatibility with prev version
for (Object o : element.getChildren(OPTION)) {
if (Comparing.strEqual(((Element)o).getAttributeValue(NAME), ENV_VARIABLES)) {
splitVars(envs, ((Element)o).getAttributeValue(VALUE));
break;
}
}
}
}
private static void splitVars(final Map<String, String> envs, final String val) {
if (val != null) {
final String[] envVars = val.split(";");
if (envVars != null) {
for (String envVar : envVars) {
final int idx = envVar.indexOf('=');
if (idx > -1) {
envs.put(envVar.substring(0, idx), idx < envVar.length() - 1 ? envVar.substring(idx + 1) : "");
}
}
}
}
}
public static void writeExternal(Element element, Map<String, String> envs) {
final Element envsElement = new Element(ENVS);
for (String envName : envs.keySet()) {
final Element envElement = new Element(ENV);
envElement.setAttribute(NAME, envName);
envElement.setAttribute(VALUE, envs.get(envName));
envsElement.addContent(envElement);
}
element.addContent(envsElement);
}
public static void inlineParentOccurrences(final Map<String, String> envs) {
final Map<String, String> parentParams = new HashMap<String, String>(System.getenv());
for (String envKey : envs.keySet()) {
final String val = envs.get(envKey);
if (val != null) {
final String parentVal = parentParams.get(envKey);
if (parentVal != null && containsEnvKeySubstitution(envKey, val)) {
envs.put(envKey, val.replace("$" + envKey + "$", parentVal));
}
}
}
}
public static boolean containsEnvKeySubstitution(final String envKey, final String val) {
return ArrayUtil.find(val.split(File.pathSeparator), "$" + envKey + "$") != -1;
}
@Override
public void addChangeListener(final ChangeListener changeListener) {
myListeners.add(changeListener);
}
@Override
public void removeChangeListener(final ChangeListener changeListener) {
myListeners.remove(changeListener);
}
private void fireStateChanged() {
for (ChangeListener listener : myListeners) {
listener.stateChanged(new ChangeEvent(this));
}
}
private class MyEnvironmentVariablesDialog extends DialogWrapper {
private final EnvVariablesTable myEnvVariablesTable;
private final JCheckBox myUseDefaultCb = new JCheckBox(ExecutionBundle.message("env.vars.checkbox.title"));
private final JPanel myWholePanel = new JPanel(new BorderLayout());
protected MyEnvironmentVariablesDialog() {
super(EnvironmentVariablesComponent.this, true);
myEnvVariablesTable = new EnvVariablesTable();
final List<EnvironmentVariable> envVariables = new ArrayList<EnvironmentVariable>();
for (String envVariable : myEnvs.keySet()) {
envVariables.add(new EnvironmentVariable(envVariable, myEnvs.get(envVariable), false));
}
myEnvVariablesTable.setValues(envVariables);
myUseDefaultCb.setSelected(isPassParentEnvs());
myWholePanel.add(myEnvVariablesTable.getComponent(), BorderLayout.CENTER);
myWholePanel.add(myUseDefaultCb, BorderLayout.SOUTH);
setTitle(ExecutionBundle.message("environment.variables.dialog.title"));
init();
}
@Override
@Nullable
protected JComponent createCenterPanel() {
return myWholePanel;
}
@Override
protected void doOKAction() {
myEnvVariablesTable.stopEditing();
final Map<String, String> envs = new LinkedHashMap<String, String>();
for (EnvironmentVariable variable : myEnvVariablesTable.getEnvironmentVariables()) {
envs.put(variable.getName(), variable.getValue());
}
setEnvs(envs);
setPassParentEnvs(myUseDefaultCb.isSelected());
super.doOKAction();
}
}
}
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