/*
* Copyright 2011 gitblit.com.
*
* 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.
*/
package com.gitblit.utils;
import java.text.DateFormat;
import java.text.MessageFormat;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Calendar;
import java.util.Date;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.TimeZone;
import java.util.TreeSet;
import org.eclipse.jgit.lib.Constants;
import org.eclipse.jgit.lib.Repository;
import com.gitblit.IStoredSettings;
import com.gitblit.Keys;
import com.gitblit.manager.IRepositoryManager;
import com.gitblit.models.Activity;
import com.gitblit.models.RefModel;
import com.gitblit.models.RepositoryCommit;
import com.gitblit.models.RepositoryModel;
/**
* Utility class for building activity information from repositories.
*
* @author James Moger
*
*/
public class ActivityUtils {
/**
* Gets the recent activity from the repositories for the last daysBack days
* on the specified branch.
*
* @param settings
* the runtime settings
* @param repositoryManager
* the repository manager
* @param models
* the list of repositories to query
* @param daysBack
* the number of days back from Now to collect
* @param objectId
* the branch to retrieve. If this value is null or empty all
* branches are queried.
* @param timezone
* the timezone for aggregating commits
* @return
*/
public static List<Activity> getRecentActivity(
IStoredSettings settings,
IRepositoryManager repositoryManager,
List<RepositoryModel> models,
int daysBack,
String objectId,
TimeZone timezone) {
// Activity panel shows last daysBack of activity across all
// repositories.
Date thresholdDate = new Date(System.currentTimeMillis() - daysBack * TimeUtils.ONEDAY);
// Build a map of DailyActivity from the available repositories for the
// specified threshold date.
DateFormat df = new SimpleDateFormat("yyyy-MM-dd");
df.setTimeZone(timezone);
Calendar cal = Calendar.getInstance();
cal.setTimeZone(timezone);
// aggregate author exclusions
Set<String> authorExclusions = new TreeSet<String>();
authorExclusions.addAll(settings.getStrings(Keys.web.metricAuthorExclusions));
for (RepositoryModel model : models) {
if (!ArrayUtils.isEmpty(model.metricAuthorExclusions)) {
authorExclusions.addAll(model.metricAuthorExclusions);
}
}
Map<String, Activity> activity = new HashMap<String, Activity>();
for (RepositoryModel model : models) {
if (!model.isShowActivity()) {
// skip this repository
continue;
}
if (model.hasCommits && model.lastChange.after(thresholdDate)) {
if (model.isCollectingGarbage) {
continue;
}
Repository repository = repositoryManager.getRepository(model.name);
List<String> branches = new ArrayList<String>();
if (StringUtils.isEmpty(objectId)) {
for (RefModel local : JGitUtils.getLocalBranches(
repository, true, -1)) {
if (!local.getDate().after(thresholdDate)) {
// branch not recently updated
continue;
}
branches.add(local.getName());
}
} else {
branches.add(objectId);
}
for (String branch : branches) {
String shortName = branch;
if (shortName.startsWith(Constants.R_HEADS)) {
shortName = shortName.substring(Constants.R_HEADS.length());
}
List<RepositoryCommit> commits = CommitCache.instance().getCommits(model.name, repository, branch, thresholdDate);
if (model.maxActivityCommits > 0 && commits.size() > model.maxActivityCommits) {
// trim commits to maximum count
commits = commits.subList(0, model.maxActivityCommits);
}
for (RepositoryCommit commit : commits) {
Date date = commit.getCommitDate();
String dateStr = df.format(date);
if (!activity.containsKey(dateStr)) {
// Normalize the date to midnight
cal.setTime(date);
cal.set(Calendar.HOUR_OF_DAY, 0);
cal.set(Calendar.MINUTE, 0);
cal.set(Calendar.SECOND, 0);
cal.set(Calendar.MILLISECOND, 0);
Activity a = new Activity(cal.getTime());
a.excludeAuthors(authorExclusions);
activity.put(dateStr, a);
}
activity.get(dateStr).addCommit(commit);
}
}
// close the repository
repository.close();
}
}
List<Activity> recentActivity = new ArrayList<Activity>(activity.values());
return recentActivity;
}
/**
* Creates a Gravatar thumbnail url from the specified email address.
*
* @param email
* address to query Gravatar
* @param width
* size of thumbnail. if width <= 0, the default of 50 is used.
* @return
*/
public static String getGravatarIdenticonUrl(String email, int width) {
if (width <= 0) {
width = 50;
}
String emailHash = StringUtils.getMD5(email);
String url = MessageFormat.format(
"https://www.gravatar.com/avatar/{0}?s={1,number,0}&d=identicon", emailHash, width);
return url;
}
/**
* Creates a Gravatar thumbnail url from the specified email address.
*
* @param email
* address to query Gravatar
* @param width
* size of thumbnail. if width <= 0, the default of 50 is used.
* @return
*/
public static String getGravatarThumbnailUrl(String email, int width) {
if (width <= 0) {
width = 50;
}
String emailHash = StringUtils.getMD5(email);
String url = MessageFormat.format(
"https://www.gravatar.com/avatar/{0}?s={1,number,0}&d=mm", emailHash, width);
return url;
}
}