/
ForkPullRequestDiscoveryTrait.java
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/
ForkPullRequestDiscoveryTrait.java
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/*
* The MIT License
*
* Copyright (c) 2017, CloudBees, Inc.
*
* 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.
*/
package org.jenkinsci.plugins.github_branch_source;
import edu.umd.cs.findbugs.annotations.NonNull;
import hudson.Extension;
import hudson.util.ListBoxModel;
import java.io.IOException;
import java.util.EnumSet;
import java.util.List;
import java.util.Set;
import jenkins.scm.api.SCMHeadCategory;
import jenkins.scm.api.SCMHeadOrigin;
import jenkins.scm.api.SCMRevision;
import jenkins.scm.api.SCMSource;
import jenkins.scm.api.mixin.ChangeRequestCheckoutStrategy;
import jenkins.scm.api.mixin.ChangeRequestSCMHead2;
import jenkins.scm.api.trait.SCMHeadAuthority;
import jenkins.scm.api.trait.SCMHeadAuthorityDescriptor;
import jenkins.scm.api.trait.SCMSourceContext;
import jenkins.scm.api.trait.SCMSourceRequest;
import jenkins.scm.api.trait.SCMSourceTrait;
import jenkins.scm.api.trait.SCMSourceTraitDescriptor;
import jenkins.scm.impl.ChangeRequestSCMHeadCategory;
import jenkins.scm.impl.trait.Discovery;
import org.kohsuke.accmod.Restricted;
import org.kohsuke.accmod.restrictions.NoExternalUse;
import org.kohsuke.github.GHPermissionType;
import org.kohsuke.stapler.DataBoundConstructor;
/**
* A {@link Discovery} trait for GitHub that will discover pull requests from forks of the repository.
*
* @since 2.2.0
*/
public class ForkPullRequestDiscoveryTrait extends SCMSourceTrait {
/**
* The strategy encoded as a bit-field.
*/
private final int strategyId;
/**
* The authority.
*/
@NonNull
private final SCMHeadAuthority<? super GitHubSCMSourceRequest, ? extends ChangeRequestSCMHead2, ? extends
SCMRevision>
trust;
/**
* Constructor for stapler.
*
* @param strategyId the strategy id.
* @param trust the authority to use.
*/
@DataBoundConstructor
public ForkPullRequestDiscoveryTrait(int strategyId,
@NonNull SCMHeadAuthority<? super GitHubSCMSourceRequest, ? extends
ChangeRequestSCMHead2, ? extends SCMRevision> trust) {
this.strategyId = strategyId;
this.trust = trust;
}
/**
* Constructor for programmatic instantiation.
*
* @param strategies the {@link ChangeRequestCheckoutStrategy} instances.
* @param trust the authority.
*/
public ForkPullRequestDiscoveryTrait(@NonNull Set<ChangeRequestCheckoutStrategy> strategies,
@NonNull SCMHeadAuthority<? super GitHubSCMSourceRequest, ? extends
ChangeRequestSCMHead2, ? extends SCMRevision> trust) {
this((strategies.contains(ChangeRequestCheckoutStrategy.MERGE) ? 1 : 0)
+ (strategies.contains(ChangeRequestCheckoutStrategy.HEAD) ? 2 : 0), trust);
}
/**
* Gets the strategy id.
*
* @return the strategy id.
*/
public int getStrategyId() {
return strategyId;
}
/**
* Returns the strategies.
*
* @return the strategies.
*/
@NonNull
public Set<ChangeRequestCheckoutStrategy> getStrategies() {
switch (strategyId) {
case 1:
return EnumSet.of(ChangeRequestCheckoutStrategy.MERGE);
case 2:
return EnumSet.of(ChangeRequestCheckoutStrategy.HEAD);
case 3:
return EnumSet.of(ChangeRequestCheckoutStrategy.HEAD, ChangeRequestCheckoutStrategy.MERGE);
default:
return EnumSet.noneOf(ChangeRequestCheckoutStrategy.class);
}
}
/**
* Gets the authority.
*
* @return the authority.
*/
@NonNull
public SCMHeadAuthority<? super GitHubSCMSourceRequest, ? extends ChangeRequestSCMHead2, ? extends SCMRevision> getTrust() {
return trust;
}
/**
* {@inheritDoc}
*/
@Override
protected void decorateContext(SCMSourceContext<?, ?> context) {
GitHubSCMSourceContext ctx = (GitHubSCMSourceContext) context;
ctx.wantForkPRs(true);
ctx.withAuthority(trust);
ctx.withForkPRStrategies(getStrategies());
}
/**
* {@inheritDoc}
*/
@Override
public boolean includeCategory(@NonNull SCMHeadCategory category) {
return category instanceof ChangeRequestSCMHeadCategory;
}
/**
* Our descriptor.
*/
@Extension
@Discovery
public static class DescriptorImpl extends SCMSourceTraitDescriptor {
/**
* {@inheritDoc}
*/
@Override
public String getDisplayName() {
return Messages.ForkPullRequestDiscoveryTrait_displayName();
}
/**
* {@inheritDoc}
*/
@Override
public Class<? extends SCMSourceContext> getContextClass() {
return GitHubSCMSourceContext.class;
}
/**
* {@inheritDoc}
*/
@Override
public Class<? extends SCMSource> getSourceClass() {
return GitHubSCMSource.class;
}
/**
* Populates the strategy options.
*
* @return the stategy options.
*/
@NonNull
@Restricted(NoExternalUse.class)
@SuppressWarnings("unused") // stapler
public ListBoxModel doFillStrategyIdItems() {
ListBoxModel result = new ListBoxModel();
result.add(Messages.ForkPullRequestDiscoveryTrait_mergeOnly(), "1");
result.add(Messages.ForkPullRequestDiscoveryTrait_headOnly(), "2");
result.add(Messages.ForkPullRequestDiscoveryTrait_headAndMerge(), "3");
return result;
}
/**
* Returns the list of appropriate {@link SCMHeadAuthorityDescriptor} instances.
*
* @return the list of appropriate {@link SCMHeadAuthorityDescriptor} instances.
*/
@NonNull
@SuppressWarnings("unused") // stapler
public List<SCMHeadAuthorityDescriptor> getTrustDescriptors() {
return SCMHeadAuthority._for(
GitHubSCMSourceRequest.class,
PullRequestSCMHead.class,
PullRequestSCMRevision.class,
SCMHeadOrigin.Fork.class
);
}
/**
* Returns the default trust for new instances of {@link ForkPullRequestDiscoveryTrait}.
*
* @return the default trust for new instances of {@link ForkPullRequestDiscoveryTrait}.
*/
@NonNull
@SuppressWarnings("unused") // stapler
public SCMHeadAuthority<?, ?, ?> getDefaultTrust() {
return new TrustContributors();
}
}
/**
* An {@link SCMHeadAuthority} that trusts nothing.
*/
public static class TrustNobody extends SCMHeadAuthority<SCMSourceRequest, PullRequestSCMHead, PullRequestSCMRevision> {
/**
* Constructor.
*/
@DataBoundConstructor
public TrustNobody() {
}
/**
* {@inheritDoc}
*/
@Override
public boolean checkTrusted(@NonNull SCMSourceRequest request, @NonNull PullRequestSCMHead head) {
return false;
}
/**
* Our descriptor.
*/
@Extension
public static class DescriptorImpl extends SCMHeadAuthorityDescriptor {
/**
* {@inheritDoc}
*/
@Override
public String getDisplayName() {
return Messages.ForkPullRequestDiscoveryTrait_nobodyDisplayName();
}
/**
* {@inheritDoc}
*/
@Override
public boolean isApplicableToOrigin(@NonNull Class<? extends SCMHeadOrigin> originClass) {
return SCMHeadOrigin.Fork.class.isAssignableFrom(originClass);
}
}
}
/**
* An {@link SCMHeadAuthority} that trusts contributors to the repository.
*/
public static class TrustContributors
extends SCMHeadAuthority<GitHubSCMSourceRequest, PullRequestSCMHead, PullRequestSCMRevision> {
/**
* Constructor.
*/
@DataBoundConstructor
public TrustContributors() {
}
/**
* {@inheritDoc}
*/
@Override
protected boolean checkTrusted(@NonNull GitHubSCMSourceRequest request, @NonNull PullRequestSCMHead head) {
return !head.getOrigin().equals(SCMHeadOrigin.DEFAULT)
&& request.getCollaboratorNames().contains(head.getSourceOwner());
}
/**
* Our descriptor.
*/
@Extension
public static class DescriptorImpl extends SCMHeadAuthorityDescriptor {
/**
* {@inheritDoc}
*/
@Override
public String getDisplayName() {
return Messages.ForkPullRequestDiscoveryTrait_contributorsDisplayName();
}
/**
* {@inheritDoc}
*/
@Override
public boolean isApplicableToOrigin(@NonNull Class<? extends SCMHeadOrigin> originClass) {
return SCMHeadOrigin.Fork.class.isAssignableFrom(originClass);
}
}
}
/**
* An {@link SCMHeadAuthority} that trusts contributors to the repository.
*/
public static class TrustPermission
extends SCMHeadAuthority<GitHubSCMSourceRequest, PullRequestSCMHead, PullRequestSCMRevision> {
@NonNull
private final GHPermissionType permission;
/**
* Constructor.
*/
@DataBoundConstructor
public TrustPermission(@NonNull String permission) {
GHPermissionType permissionType = GHPermissionType.ADMIN;
for (GHPermissionType p: GHPermissionType.values()) {
if (p.name().equalsIgnoreCase(permission)) {
permissionType = p;
}
}
this.permission = permissionType;
}
public TrustPermission(@NonNull GHPermissionType permission) {
this.permission = permission;
}
@NonNull
public GHPermissionType getPermissionType() {
return permission;
}
@NonNull
public String getPermission() {
return permission.name();
}
/**
* {@inheritDoc}
*/
@Override
protected boolean checkTrusted(@NonNull GitHubSCMSourceRequest request, @NonNull PullRequestSCMHead head)
throws IOException, InterruptedException {
if (!head.getOrigin().equals(SCMHeadOrigin.DEFAULT)) {
GHPermissionType permission = request.getPermissions(head.getSourceOwner());
return permission.ordinal() <= this.permission.ordinal();
}
return false;
}
/**
* Our descriptor.
*/
@Extension
public static class DescriptorImpl extends SCMHeadAuthorityDescriptor {
/**
* {@inheritDoc}
*/
@Override
public String getDisplayName() {
return Messages.ForkPullRequestDiscoveryTrait_permissionsDisplayName();
}
/**
* {@inheritDoc}
*/
@Override
public boolean isApplicableToOrigin(@NonNull Class<? extends SCMHeadOrigin> originClass) {
return SCMHeadOrigin.Fork.class.isAssignableFrom(originClass);
}
/**
* Populates the permissions.
* @return the list of permissions.
*/
@Restricted(NoExternalUse.class)
@SuppressWarnings("unused")
public ListBoxModel doFillPermissionItems() {
ListBoxModel result = new ListBoxModel();
for (GHPermissionType p: GHPermissionType.values()) {
result.add(p.name());
}
return result;
}
}
}
/**
* An {@link SCMHeadAuthority} that trusts everyone.
*/
public static class TrustEveryone extends SCMHeadAuthority<SCMSourceRequest, PullRequestSCMHead, PullRequestSCMRevision> {
/**
* Constructor.
*/
@DataBoundConstructor
public TrustEveryone() {
}
/**
* {@inheritDoc}
*/
@Override
protected boolean checkTrusted(@NonNull SCMSourceRequest request, @NonNull PullRequestSCMHead head) {
return true;
}
/**
* Our descriptor.
*/
@Extension
public static class DescriptorImpl extends SCMHeadAuthorityDescriptor {
/**
* {@inheritDoc}
*/
@Override
public String getDisplayName() {
return Messages.ForkPullRequestDiscoveryTrait_everyoneDisplayName();
}
/**
* {@inheritDoc}
*/
@Override
public boolean isApplicableToOrigin(@NonNull Class<? extends SCMHeadOrigin> originClass) {
return SCMHeadOrigin.Fork.class.isAssignableFrom(originClass);
}
}
}
}