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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.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 org.jdom.Element;
import org.jetbrains.annotations.NonNls;
import org.jetbrains.annotations.NotNull;
import javax.swing.event.ChangeListener;
import java.io.File;
import java.util.HashMap;
import java.util.Map;
public class EnvironmentVariablesComponent extends LabeledComponent<TextFieldWithBrowseButton> implements UserActivityProviderComponent {
@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 EnvironmentVariablesTextFieldWithBrowseButton myEnvVars;
public EnvironmentVariablesComponent() {
super();
myEnvVars = new EnvironmentVariablesTextFieldWithBrowseButton();
setComponent(myEnvVars);
setText(ExecutionBundle.message("environment.variables.component.title"));
}
public void setEnvs(@NotNull Map<String, String> envs) {
myEnvVars.setEnvs(envs);
}
@NotNull
public Map<String, String> getEnvs() {
return myEnvVars.getEnvs();
}
public boolean isPassParentEnvs() {
return myEnvVars.isPassParentEnvs();
}
public void setPassParentEnvs(final boolean passParentEnvs) {
myEnvVars.setPassParentEnvs(passParentEnvs);
}
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(";");
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) {
myEnvVars.addChangeListener(changeListener);
}
@Override
public void removeChangeListener(final ChangeListener changeListener) {
myEnvVars.removeChangeListener(changeListener);
}
}
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