Initial commit with source code migrated from core

.gitignore

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+target
+
+# mvn hpi:run
+work
+
+# IntelliJ IDEA project files
+*.iml
+*.iws
+*.ipr
+.idea
+
+# Eclipse project files
+.settings
+.classpath
+.project

.mvn/extensions.xml

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+<extensions xmlns="http://maven.apache.org/EXTENSIONS/1.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/EXTENSIONS/1.0.0 https://maven.apache.org/xsd/core-extensions-1.0.0.xsd">
+  <extension>
+    <groupId>io.jenkins.tools.incrementals</groupId>
+    <artifactId>git-changelist-maven-extension</artifactId>
+    <version>1.7</version>
+  </extension>
+</extensions>

.mvn/maven.config

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+-Pconsume-incrementals
+-Pmight-produce-incrementals

Jenkinsfile

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+/*
+ See the documentation for more options:
+ https://github.com/jenkins-infra/pipeline-library/
+*/
+buildPlugin(
+  forkCount: '1C', // run this number of tests in parallel for faster feedback.  If the number terminates with a 'C', the value will be multiplied by the number of available CPU cores
+  useContainerAgent: true, // Set to `false` if you need to use Docker for containerized tests
+  configurations: [
+    [platform: 'linux', jdk: 21],
+    [platform: 'windows', jdk: 17],
+])

LICENSE.md

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+The MIT License
+
+Copyright 2024 Daniel Beck
+
+Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

README.md

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+# People View Plugin
+
+## Introduction
+
+This plugin provides the "People" view removed from Jenkins core.
+See [JENKINS-18884](https://issues.jenkins.io/browse/JENKINS-18884) for additional context.
+
+## Contributing
+
+Refer to our [contribution guidelines](https://github.com/jenkinsci/.github/blob/master/CONTRIBUTING.md)
+
+## LICENSE
+
+Licensed under MIT, see [LICENSE](LICENSE.md)
+

pom.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
+  <modelVersion>4.0.0</modelVersion>
+
+  <parent>
+    <groupId>org.jenkins-ci.plugins</groupId>
+    <artifactId>plugin</artifactId>
+    <version>4.78</version>
+    <relativePath />
+  </parent>
+
+  <groupId>io.jenkins.plugins</groupId>
+  <artifactId>people-view</artifactId>
+  <version>${revision}${changelist}</version>
+  <packaging>hpi</packaging>
+
+  <name>People View Plugin</name>
+  <url>https://github.com/jenkinsci/${project.artifactId}-plugin</url>
+  <licenses>
+    <license>
+      <name>MIT License</name>
+      <url>https://opensource.org/license/mit/</url>
+    </license>
+  </licenses>
+  <scm child.scm.connection.inherit.append.path="false" child.scm.developerConnection.inherit.append.path="false" child.scm.url.inherit.append.path="false">
+    <connection>scm:git:https://github.com/${gitHubRepo}</connection>
+    <developerConnection>scm:git:https://github.com/${gitHubRepo}</developerConnection>
+    <tag>${scmTag}</tag>
+    <url>https://github.com/${gitHubRepo}</url>
+  </scm>
+  <properties>
+    <revision>1.0</revision>
+    <changelist>-SNAPSHOT</changelist>
+    <!-- https://www.jenkins.io/doc/developer/plugin-development/choosing-jenkins-baseline/ -->
+    <!-- TODO Replace with first release without People view -->
+    <jenkins.version>2.451-SNAPSHOT</jenkins.version>
+    <gitHubRepo>jenkinsci/${project.artifactId}-plugin</gitHubRepo>
+    <spotless.check.skip>false</spotless.check.skip>
+  </properties>
+
+  <dependencyManagement>
+    <dependencies>
+      <dependency>
+        <groupId>io.jenkins.tools.bom</groupId>
+        <artifactId>bom-2.414.x</artifactId>
+        <version>2857.v01a_0144eb_20b_</version>
+        <type>pom</type>
+        <scope>import</scope>
+      </dependency>
+    </dependencies>
+  </dependencyManagement>
+
+  <dependencies>
+    <dependency>
+      <groupId>org.kohsuke</groupId>
+      <artifactId>access-modifier-suppressions</artifactId>
+      <version>1.33</version>
+      <scope>provided</scope>
+    </dependency>
+  </dependencies>
+
+  <repositories>
+    <repository>
+      <id>repo.jenkins-ci.org</id>
+      <url>https://repo.jenkins-ci.org/public/</url>
+    </repository>
+  </repositories>
+  <pluginRepositories>
+    <pluginRepository>
+      <id>repo.jenkins-ci.org</id>
+      <url>https://repo.jenkins-ci.org/public/</url>
+    </pluginRepository>
+  </pluginRepositories>
+</project>

src/main/java/io/jenkins/plugins/peopleview/AsynchPeople.java

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+package io.jenkins.plugins.peopleview;
+
+import edu.umd.cs.findbugs.annotations.NonNull;
+import hudson.Functions;
+import hudson.model.Action;
+import hudson.model.Api;
+import hudson.model.Item;
+import hudson.model.Job;
+import hudson.model.ModelObject;
+import hudson.model.Run;
+import hudson.model.TopLevelItem;
+import hudson.model.User;
+import hudson.model.View;
+import hudson.scm.ChangeLogSet;
+import hudson.tasks.UserAvatarResolver;
+import hudson.util.RunList;
+import java.util.Collection;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+import jenkins.model.Jenkins;
+import jenkins.scm.RunWithSCM;
+import jenkins.util.ProgressiveRendering;
+import net.sf.json.JSON;
+import net.sf.json.JSONArray;
+import net.sf.json.JSONObject;
+import org.kohsuke.accmod.Restricted;
+import org.kohsuke.accmod.restrictions.NoExternalUse;
+import org.kohsuke.accmod.restrictions.suppressions.SuppressRestrictedWarnings;
+import org.kohsuke.stapler.Stapler;
+import org.kohsuke.stapler.StaplerRequest;
+import org.kohsuke.stapler.export.Exported;
+import org.kohsuke.stapler.export.ExportedBean;
+
+public class AsynchPeople extends ProgressiveRendering implements Action {
+
+    private final Collection<TopLevelItem> items;
+    private final User unknown;
+    private final Map<User, UserInfo> users = new HashMap<>();
+    private final Set<User> modified = new HashSet<>();
+    private final String iconSize;
+    public final ModelObject parent;
+
+    @Override
+    public String getIconFileName() {
+        return "symbol-people";
+    }
+
+    @Override
+    public String getDisplayName() {
+        return "People"; // TODO i18n
+    }
+
+    @Override
+    public String getUrlName() {
+        return "asynchPeople";
+    }
+
+    /** @see jenkins.model.Jenkins#getAsynchPeople */
+    public AsynchPeople(Jenkins parent) {
+        this.parent = parent;
+        items = parent.getItems();
+        unknown = User.getUnknown();
+    }
+
+    /** @see View#getAsynchPeople */
+    public AsynchPeople(View parent) {
+        this.parent = parent;
+        items = parent.getItems();
+        unknown = null;
+    }
+
+    @SuppressRestrictedWarnings(Functions.class)
+    private static String getIconSize() {
+        StaplerRequest req = Stapler.getCurrentRequest();
+        return req != null ? Functions.validateIconSize(Functions.getCookie(req, "iconSize", "32x32")) : "32x32";
+    }
+
+    {
+        iconSize = getIconSize();
+    }
+
+    @Override
+    protected void compute() throws Exception {
+        int itemCount = 0;
+        for (Item item : items) {
+            for (Job<?, ?> job : item.getAllJobs()) {
+                RunList<? extends Run<?, ?>> builds = job.getBuilds();
+                int buildCount = 0;
+                for (Run<?, ?> r : builds) {
+                    if (canceled()) {
+                        return;
+                    }
+                    if (!(r instanceof RunWithSCM)) {
+                        continue;
+                    }
+
+                    RunWithSCM<?, ?> runWithSCM = (RunWithSCM<?, ?>) r;
+                    for (ChangeLogSet<? extends ChangeLogSet.Entry> c : runWithSCM.getChangeSets()) {
+                        for (ChangeLogSet.Entry entry : c) {
+                            User user = entry.getAuthor();
+                            UserInfo info = users.get(user);
+                            if (info == null) {
+                                UserInfo userInfo = new UserInfo(user, job, r.getTimestamp());
+                                userInfo.avatar = UserAvatarResolver.resolveOrNull(user, iconSize);
+                                synchronized (this) {
+                                    users.put(user, userInfo);
+                                    modified.add(user);
+                                }
+                            } else if (info.getLastChange().before(r.getTimestamp())) {
+                                synchronized (this) {
+                                    info.project = job;
+                                    info.lastChange = r.getTimestamp();
+                                    modified.add(user);
+                                }
+                            }
+                        }
+                    }
+                    // TODO consider also adding the user of the UserCause when applicable
+                    buildCount++;
+                    // TODO this defeats lazy-loading. Should rather do a breadth-first search, as in
+                    // hudson.plugins.view.dashboard.builds.LatestBuilds
+                    // (though currently there is no quick implementation of RunMap.size() ~ idOnDisk.size(), which
+                    // would be needed for proper progress)
+                    progress((itemCount + 1.0 * buildCount / builds.size()) / (items.size() + 1));
+                }
+            }
+            itemCount++;
+            progress(1.0 * itemCount / (items.size() + /* handling User.getAll */ 1));
+        }
+        if (unknown != null) {
+            if (canceled()) {
+                return;
+            }
+            for (User u : User.getAll()) { // TODO nice to have a method to iterate these lazily
+                if (canceled()) {
+                    return;
+                }
+                if (u == unknown) {
+                    continue;
+                }
+                if (!users.containsKey(u)) {
+                    UserInfo userInfo = new UserInfo(u, null, null);
+                    userInfo.avatar = UserAvatarResolver.resolveOrNull(u, iconSize);
+                    synchronized (this) {
+                        users.put(u, userInfo);
+                        modified.add(u);
+                    }
+                }
+            }
+        }
+    }
+
+    @NonNull
+    @Override
+    protected synchronized JSON data() {
+        JSONArray r = new JSONArray();
+        for (User u : modified) {
+            UserInfo i = users.get(u);
+            JSONObject entry = new JSONObject()
+                    .accumulate("id", u.getId())
+                    .accumulate("fullName", u.getFullName())
+                    .accumulate("url", u.getUrl() + "/")
+                    .accumulate(
+                            "avatar",
+                            i.avatar != null
+                                    ? i.avatar
+                                    : Stapler.getCurrentRequest().getContextPath() + Functions.getResourcePath()
+                                            + "/images/svgs/person.svg")
+                    .accumulate("timeSortKey", i.getTimeSortKey())
+                    .accumulate("lastChangeTimeString", i.getLastChangeTimeString());
+            Job<?, ?> p = i.getJob();
+            if (p != null) {
+                entry.accumulate("projectUrl", p.getUrl()).accumulate("projectFullDisplayName", p.getFullDisplayName());
+            }
+            r.add(entry);
+        }
+        modified.clear();
+        return r;
+    }
+
+    public Api getApi() {
+        return new Api(new AsynchPeople.InnerPeople());
+    }
+
+    /** JENKINS-16397 workaround */
+    @Restricted(NoExternalUse.class)
+    @ExportedBean
+    public final class InnerPeople {
+
+        private People people;
+
+        @Exported
+        public synchronized List<UserInfo> getUsers() {
+            if (people == null) {
+                people = parent instanceof Jenkins ? new People((Jenkins) parent) : new People((View) parent);
+            }
+            return people.users;
+        }
+    }
+}