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/*******************************************************************************
* Copyright (c) 2000, 2010 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.releng.tools;
import java.io.DataInputStream;
import java.io.EOFException;
import java.io.IOException;
import java.lang.reflect.InvocationTargetException;
import java.net.HttpURLConnection;
import java.net.URL;
import java.net.URLConnection;
import java.util.Map;
import java.util.Set;
import java.util.TreeMap;
import java.util.TreeSet;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.core.runtime.SubProgressMonitor;
import org.eclipse.jface.operation.IRunnableWithProgress;
import org.eclipse.team.core.synchronize.SyncInfo;
import org.eclipse.team.core.synchronize.SyncInfoSet;
import org.eclipse.team.internal.ccvs.core.CVSException;
import org.eclipse.team.internal.ccvs.core.CVSTag;
import org.eclipse.team.internal.ccvs.core.ICVSRemoteResource;
import org.eclipse.team.internal.ccvs.core.ICVSResource;
import org.eclipse.team.internal.ccvs.core.ILogEntry;
import org.eclipse.team.internal.ccvs.core.resources.CVSWorkspaceRoot;
import org.eclipse.team.internal.ccvs.core.syncinfo.ResourceSyncInfo;
import org.eclipse.team.internal.ccvs.ui.CVSUIPlugin;
import org.eclipse.team.internal.ccvs.ui.operations.RemoteLogOperation;
import org.eclipse.team.internal.ccvs.ui.operations.RemoteLogOperation.LogEntryCache;
import org.eclipse.ui.statushandlers.StatusManager;
public class GetBugsOperation {
private static final CVSTag TAG_1_1 = new CVSTag("1.1", CVSTag.VERSION);
private static final String BUG_DATABASE_PREFIX = "https://bugs.eclipse.org/bugs/show_bug.cgi?id=";
private static final String BUG_DATABASE_POSTFIX = "&ctype=xml";
private static final String SUM_OPEN_TAG = "<short_desc>";
private static final String SUM_CLOSE_TAG = "</short_desc>";
private static final String STATUS_OPEN_TAG = "<bug_status>";
private static final String STATUS_CLOSE_TAG = "</bug_status";
private static final String RES_OPEN_TAG = "<resolution>";
private static final String RES_CLOSE_TAG = "</resolution>";
private static final String RESOLVED = "RESOLVED";
private static final String VERIFIED = "VERIFIED";
private ReleaseWizard wizard;
private SyncInfoSet syncInfoSet;
private SyncInfo[] syncInfos;
private Pattern bugPattern;
protected GetBugsOperation(ReleaseWizard wizard, SyncInfoSet syncInfoSet) {
this.wizard = wizard;
this.syncInfoSet = syncInfoSet;
bugPattern = Pattern.compile("bug (\\d+)", Pattern.CASE_INSENSITIVE
| Pattern.UNICODE_CASE);
}
protected void run(final BuildNotesPage page) {
try {
wizard.getContainer().run(true, true, new IRunnableWithProgress() {
public void run(IProgressMonitor monitor) {
final int totalWork = 101;
monitor
.beginTask(
Messages.getString("GetBugsOperation.0"), totalWork); //$NON-NLS-1$
// task 1 -- get bug number from comments
syncInfos = syncInfoSet.getSyncInfos();
Set bugTree = getBugNumbersFromComments(syncInfos,
new SubProgressMonitor(monitor, 85,
SubProgressMonitor.SUPPRESS_SUBTASK_LABEL));
// task 2 -- create map of bugs and summaries
Integer[] bugs = (Integer[]) bugTree
.toArray(new Integer[0]);
final TreeMap map = (TreeMap) getBugzillaSummaries(bugs,
new SubProgressMonitor(monitor, 15,
SubProgressMonitor.SUPPRESS_SUBTASK_LABEL));
page.getShell().getDisplay().asyncExec(new Runnable() {
public void run() {
page.setMap(map);
}
});
monitor.done();
}
});
} catch (InterruptedException e) {
CVSUIPlugin.openError(wizard.getShell(), null, null, e);
} catch (InvocationTargetException e) {
CVSUIPlugin.openError(wizard.getShell(), null, null, e);
}
}
protected Set getBugNumbersFromComments(SyncInfo[] syncInfos,
IProgressMonitor monitor) {
monitor.beginTask("Scanning comments for bug numbers", syncInfos.length);
TreeSet set = new TreeSet();
for (int i = 0; i < syncInfos.length; i++) {
SyncInfo info = syncInfos[i];
getBugNumbersForSyncInfo(info, monitor, set);
monitor.worked(1);
}
monitor.done();
return set;
}
private void getBugNumbersForSyncInfo(SyncInfo info,
IProgressMonitor monitor, Set set) {
try {
CVSTag remoteTag = null;
CVSTag localTag = null;
IResource localResource = info.getLocal();
if (localResource.exists()) {
ICVSResource cvsLocal = CVSWorkspaceRoot
.getCVSResourceFor(localResource);
ResourceSyncInfo rsync = cvsLocal.getSyncInfo();
if (rsync != null) {
localTag = new CVSTag(rsync.getRevision(), CVSTag.VERSION);
}
}
if (localTag == null) {
localTag = getProjectTag(localResource.getProject());
}
ICVSRemoteResource cvsRemoteResource = (ICVSRemoteResource) info
.getRemote();
if (cvsRemoteResource == null) {
cvsRemoteResource = CVSWorkspaceRoot
.getRemoteResourceFor(localResource);
remoteTag = TAG_1_1;
} else {
ResourceSyncInfo rsync = cvsRemoteResource.getSyncInfo();
if (rsync != null) {
remoteTag = new CVSTag(rsync.getRevision(), CVSTag.VERSION);
}
}
if (remoteTag == null) {
remoteTag = TAG_1_1;
}
LogEntryCache cache = new RemoteLogOperation.LogEntryCache();
RemoteLogOperation logOp = new RemoteLogOperation(null,
new ICVSRemoteResource[] { cvsRemoteResource }, localTag,
remoteTag, cache);
logOp.run(monitor);
ILogEntry[] logEntries = cache.getLogEntries(cvsRemoteResource);
for (int i = 0; i < logEntries.length; i++) {
ILogEntry entry = logEntries[i];
if (!entry.getRevision().equals(remoteTag.getName())
|| remoteTag == TAG_1_1) {
findBugNumber(entry.getComment(), set);
}
}
} catch (CVSException e) {
CVSUIPlugin.openError(wizard.getShell(), null, null, e);
} catch (InvocationTargetException e) {
CVSUIPlugin.openError(wizard.getShell(), null, null, e);
} catch (InterruptedException e) {
CVSUIPlugin.openError(wizard.getShell(), null, null, e);
}
}
private CVSTag getProjectTag(IProject project) {
IFile dotProject = project.getFile(".project");
if (dotProject.exists()) {
ICVSResource cvsResource = CVSWorkspaceRoot
.getCVSResourceFor(dotProject);
try {
if (cvsResource != null && cvsResource.getSyncInfo() != null) {
CVSTag tag = cvsResource.getSyncInfo().getTag();
if (tag != null) {
return tag;
}
}
} catch (CVSException e) {
CVSUIPlugin.openError(wizard.getShell(), null, null, e);
}
}
return new CVSTag();
}
protected void findBugNumber(String comment, Set set) {
if (comment == null) {
return;
}
Matcher matcher = bugPattern.matcher(comment);
while (matcher.find()) {
Integer bugNumber = new Integer(matcher.group(1));
set.add(bugNumber);
}
}
/*
* Method uses set of bug numbers to query bugzilla and get summary of each
* bug
*/
protected Map getBugzillaSummaries(Integer[] bugs, IProgressMonitor monitor) {
monitor.beginTask(
Messages.getString("GetBugsOperation.1"), bugs.length + 1); //$NON-NLS-1$
HttpURLConnection hURL;
DataInputStream in;
URLConnection url;
StringBuffer buffer;
TreeMap map = new TreeMap();
for (int i = 0; i < bugs.length; i++) {
try {
url = (new URL(BUG_DATABASE_PREFIX + bugs[i]
+ BUG_DATABASE_POSTFIX).openConnection());
if (url instanceof HttpURLConnection) {
hURL = (HttpURLConnection) url;
hURL.setAllowUserInteraction(true);
hURL.connect();
in = new DataInputStream(hURL.getInputStream());
buffer = new StringBuffer();
try {
if (hURL.getResponseCode() != HttpURLConnection.HTTP_OK) {
throw new IOException("Bad response code");
}
while (true) {
buffer.append((char) in.readUnsignedByte());
}
} catch (EOFException e) {
hURL.disconnect();
}
String webPage = buffer.toString();
int summaryStartIndex = webPage.indexOf(SUM_OPEN_TAG);
int summaryEndIndex = webPage.indexOf(SUM_CLOSE_TAG,
summaryStartIndex);
if (summaryStartIndex != -1 & summaryEndIndex != -1) {
String summary = webPage.substring(summaryStartIndex + SUM_OPEN_TAG.length(),
summaryEndIndex);
summary = summary.replaceAll(""", "\"");
summary = summary.replaceAll("<", "<");
summary = summary.replaceAll(">", ">");
summary = summary.replaceAll("&", "&");
summary = summary.replaceAll("'", "'");
int statusStartIndex = webPage.indexOf(STATUS_OPEN_TAG);
int statusEndIndex = webPage.indexOf(STATUS_CLOSE_TAG);
if(statusStartIndex != -1 && statusEndIndex != -1) {
String bugStatus = webPage.substring(statusStartIndex + STATUS_OPEN_TAG.length(), statusEndIndex);
if(bugStatus.equalsIgnoreCase(RESOLVED) || bugStatus.equalsIgnoreCase(VERIFIED)) {
int resStartIndex = webPage.indexOf(RES_OPEN_TAG);
int resEndIndex = webPage.indexOf(RES_CLOSE_TAG);
if(resStartIndex != -1 && resEndIndex != -1) {
String resolution = webPage.substring(resStartIndex + RES_OPEN_TAG.length(), resEndIndex);
if(resolution != null && !resolution.equals("")) {
summary = summary + " (" + resolution + ")";
}
}
}
else {
summary = summary + " (" + bugStatus + ")";
}
}
map.put(bugs[i], summary);
}
}
} catch (IOException e) {
StatusManager.getManager().handle(
new Status(IStatus.ERROR, RelEngPlugin.ID, Messages
.getString("GetBugsOperation.Error"), e),
StatusManager.SHOW | StatusManager.LOG);
}
monitor.worked(1);
}
monitor.done();
return map;
}
}
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