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com.google.gerrit.server.WebLinks Maven / Gradle / Ivy
// Copyright (C) 2014 The Android Open Source Project
//
// 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.google.gerrit.server;
import static com.google.common.collect.ImmutableList.toImmutableList;
import com.google.common.base.Strings;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.Streams;
import com.google.common.flogger.FluentLogger;
import com.google.gerrit.entities.Patch;
import com.google.gerrit.entities.Project;
import com.google.gerrit.extensions.common.DiffWebLinkInfo;
import com.google.gerrit.extensions.common.WebLinkInfo;
import com.google.gerrit.extensions.registration.DynamicSet;
import com.google.gerrit.extensions.webui.BranchWebLink;
import com.google.gerrit.extensions.webui.DiffWebLink;
import com.google.gerrit.extensions.webui.EditWebLink;
import com.google.gerrit.extensions.webui.FileHistoryWebLink;
import com.google.gerrit.extensions.webui.FileWebLink;
import com.google.gerrit.extensions.webui.ParentWebLink;
import com.google.gerrit.extensions.webui.PatchSetWebLink;
import com.google.gerrit.extensions.webui.ProjectWebLink;
import com.google.gerrit.extensions.webui.ResolveConflictsWebLink;
import com.google.gerrit.extensions.webui.TagWebLink;
import com.google.gerrit.extensions.webui.WebLink;
import com.google.inject.Inject;
import com.google.inject.Singleton;
import java.util.function.Function;
@Singleton
public class WebLinks {
private static final FluentLogger logger = FluentLogger.forEnclosingClass();
private final DynamicSet patchSetLinks;
private final DynamicSet resolveConflictsLinks;
private final DynamicSet parentLinks;
private final DynamicSet editLinks;
private final DynamicSet fileLinks;
private final DynamicSet fileHistoryLinks;
private final DynamicSet diffLinks;
private final DynamicSet projectLinks;
private final DynamicSet branchLinks;
private final DynamicSet tagLinks;
@Inject
public WebLinks(
DynamicSet patchSetLinks,
DynamicSet resolveConflictsLinks,
DynamicSet parentLinks,
DynamicSet editLinks,
DynamicSet fileLinks,
DynamicSet fileLogLinks,
DynamicSet diffLinks,
DynamicSet projectLinks,
DynamicSet branchLinks,
DynamicSet tagLinks) {
this.patchSetLinks = patchSetLinks;
this.resolveConflictsLinks = resolveConflictsLinks;
this.parentLinks = parentLinks;
this.editLinks = editLinks;
this.fileLinks = fileLinks;
this.fileHistoryLinks = fileLogLinks;
this.diffLinks = diffLinks;
this.projectLinks = projectLinks;
this.branchLinks = branchLinks;
this.tagLinks = tagLinks;
}
/**
* Returns links for patch sets
*
* @param project Project name.
* @param commit SHA1 of commit.
* @param commitMessage the commit message of the commit.
* @param branchName branch of the commit.
* @param changeKey change Identifier for this change
*/
public ImmutableList getPatchSetLinks(
Project.NameKey project,
String commit,
String commitMessage,
String branchName,
String changeKey) {
return filterLinks(
patchSetLinks,
webLink ->
webLink.getPatchSetWebLink(
project.get(), commit, commitMessage, branchName, changeKey));
}
/**
* Returns links for resolving conflicts
*
* @param project Project name.
* @param commit SHA1 of commit.
* @param commitMessage the commit message of the commit.
* @param branchName branch of the commit.
*/
public ImmutableList getResolveConflictsLinks(
Project.NameKey project, String commit, String commitMessage, String branchName) {
return filterLinks(
resolveConflictsLinks,
webLink ->
webLink.getResolveConflictsWebLink(project.get(), commit, commitMessage, branchName));
}
/**
* Returns links for patch sets
*
* @param project Project name.
* @param revision SHA1 of the parent revision.
* @param commitMessage the commit message of the parent revision.
* @param branchName branch of the revision (and parent revision).
*/
public ImmutableList getParentLinks(
Project.NameKey project, String revision, String commitMessage, String branchName) {
return filterLinks(
parentLinks,
webLink -> webLink.getParentWebLink(project.get(), revision, commitMessage, branchName));
}
/**
* Returns links for editing
*
* @param project Project name.
* @param revision SHA1 of revision.
* @param file File name.
*/
public ImmutableList getEditLinks(String project, String revision, String file) {
return Patch.isMagic(file)
? ImmutableList.of()
: filterLinks(editLinks, webLink -> webLink.getEditWebLink(project, revision, file));
}
/**
* Returns links for files
*
* @param project Project name.
* @param revision Name of the revision (e.g. branch or commit ID)
* @param hash SHA1 of revision.
* @param file File name.
*/
public ImmutableList getFileLinks(
String project, String revision, String hash, String file) {
return Patch.isMagic(file)
? ImmutableList.of()
: filterLinks(fileLinks, webLink -> webLink.getFileWebLink(project, revision, hash, file));
}
/**
* Returns links for file history
*
* @param project Project name.
* @param revision SHA1 of revision.
* @param file File name.
*/
public ImmutableList getFileHistoryLinks(
String project, String revision, String file) {
if (Patch.isMagic(file)) {
return ImmutableList.of();
}
return Streams.stream(fileHistoryLinks)
.map(webLink -> webLink.getFileHistoryWebLink(project, revision, file))
.filter(WebLinks::isValid)
.collect(toImmutableList());
}
/**
* Returns links for file diffs
*
* @param project Project name.
* @param patchSetIdA Patch set ID of side A, null if no base patch set was selected.
* @param revisionA SHA1 of revision of side A.
* @param fileA File name of side A.
* @param patchSetIdB Patch set ID of side B.
* @param revisionB SHA1 of revision of side B.
* @param fileB File name of side B.
*/
public ImmutableList getDiffLinks(
String project,
int changeId,
Integer patchSetIdA,
String revisionA,
String fileA,
int patchSetIdB,
String revisionB,
String fileB) {
if (Patch.isMagic(fileA) || Patch.isMagic(fileB)) {
return ImmutableList.of();
}
return Streams.stream(diffLinks)
.map(
webLink ->
webLink.getDiffLink(
project,
changeId,
patchSetIdA,
revisionA,
fileA,
patchSetIdB,
revisionB,
fileB))
.filter(WebLinks::isValid)
.collect(toImmutableList());
}
/**
* Returns links for projects
*
* @param project Project name.
*/
public ImmutableList getProjectLinks(String project) {
return filterLinks(projectLinks, webLink -> webLink.getProjectWeblink(project));
}
/**
* Returns links for branches
*
* @param project Project name
* @param branch Branch name
*/
public ImmutableList getBranchLinks(String project, String branch) {
return filterLinks(branchLinks, webLink -> webLink.getBranchWebLink(project, branch));
}
/**
* Returns links for the tag
*
* @param project Project name
* @param tag Tag name
*/
public ImmutableList getTagLinks(String project, String tag) {
return filterLinks(tagLinks, webLink -> webLink.getTagWebLink(project, tag));
}
private ImmutableList filterLinks(
DynamicSet links, Function transformer) {
return Streams.stream(links)
.map(transformer)
.filter(WebLinks::isValid)
.collect(toImmutableList());
}
private static boolean isValid(WebLinkInfo link) {
if (link == null) {
return false;
} else if (Strings.isNullOrEmpty(link.name) || Strings.isNullOrEmpty(link.url)) {
logger.atWarning().log("%s is missing name and/or url", link.getClass().getName());
return false;
}
return true;
}
}
