[JENKINS-14155]Use the lastest changed tag as default

src/main/java/hudson/scm/listtagsparameter/ListSubversionTagsParameterDefinition.java

@@ -98,29 +98,31 @@ public class ListSubversionTagsParameterDefinition extends ParameterDefinition {
   private final boolean reverseByDate;
   private final boolean reverseByName;
   private final String defaultValue;
+  private final boolean useLatestTag;
   private final String maxTags;
   private static final String SVN_BRANCHES = "branches";
   private static final String SVN_TAGS = "tags";
   private static final String SVN_TRUNK = "trunk";
 
   @Deprecated
-  public ListSubversionTagsParameterDefinition(String name, String tagsDir, String tagsFilter, String defaultValue, String maxTags, boolean reverseByDate, boolean reverseByName, String uuid) {
-    this(name, tagsDir, null, tagsFilter, defaultValue, maxTags, reverseByDate, reverseByName);
+  public ListSubversionTagsParameterDefinition(String name, String tagsDir, String tagsFilter, String defaultValue, boolean useLatestTag, String maxTags, boolean reverseByDate, boolean reverseByName, String uuid) {
+    this(name, tagsDir, null, tagsFilter, defaultValue, useLatestTag, maxTags, reverseByDate, reverseByName);
   }
 
   @Deprecated
-  public ListSubversionTagsParameterDefinition(String name, String tagsDir, String tagsFilter, String defaultValue, String maxTags, boolean reverseByDate, boolean reverseByName, String uuid, String credentialsId) {
-      this(name, tagsDir, credentialsId, tagsFilter, defaultValue, maxTags, reverseByDate, reverseByName);
+  public ListSubversionTagsParameterDefinition(String name, String tagsDir, String tagsFilter, String defaultValue, boolean useLatestTag, String maxTags, boolean reverseByDate, boolean reverseByName, String uuid, String credentialsId) {
+      this(name, tagsDir, credentialsId, tagsFilter, defaultValue, useLatestTag, maxTags, reverseByDate, reverseByName);
   }
 
   @DataBoundConstructor
-  public ListSubversionTagsParameterDefinition(String name, String tagsDir, String credentialsId, String tagsFilter, String defaultValue, String maxTags, boolean reverseByDate, boolean reverseByName) {
+  public ListSubversionTagsParameterDefinition(String name, String tagsDir, String credentialsId, String tagsFilter, String defaultValue, boolean useLatestTag, String maxTags, boolean reverseByDate, boolean reverseByName) {
     super(name, ResourceBundleHolder.get(ListSubversionTagsParameterDefinition.class).format("TagDescription"));
     this.tagsDir = Util.removeTrailingSlash(tagsDir);
     this.tagsFilter = tagsFilter;
     this.reverseByDate = reverseByDate;
     this.reverseByName = reverseByName;
     this.defaultValue = defaultValue;
+    this.useLatestTag = useLatestTag;
     this.maxTags = maxTags;
     this.credentialsId = credentialsId;
   }
@@ -158,7 +160,13 @@ public ParameterValue createValue(CLICommand command, String value) throws IOExc
 
     @Override
     public ParameterValue getDefaultParameterValue() {
-        if (StringUtils.isEmpty(this.defaultValue)) {
+        if (isUseLatestTag()) {
+            List<String> tags = getTags(null, "tags", true);
+            if (tags.size() > 0) {
+              return new ListSubversionTagsParameterValue(getName(), getTagsDir() + "/tags", tags.get(0));
+            }
+            return null;
+        } else if (StringUtils.isEmpty(this.defaultValue)) {
             List<String> tags = getTags(null);
             if (tags.size() > 0) {
               return new ListSubversionTagsParameterValue(getName(), getTagsDir(), tags.get(0));
@@ -173,6 +181,10 @@ public DescriptorImpl getDescriptor() {
     return (DescriptorImpl) super.getDescriptor();
   }
 
+  @Nonnull public List<String> getTags(@Nullable Job context) {
+      return getTags(context, "", isReverseByDate()); 
+  }
+
   /**
    * Returns a list of Subversion dirs to be displayed in
    * {@code ListSubversionTagsParameterDefinition/index.jelly}.
@@ -183,34 +195,35 @@ public DescriptorImpl getDescriptor() {
    * <p>This method never returns {@code null}. In case an error happens, the
    * returned list contains an error message prefixed by {@code !}.</p>
    */
-  @Nonnull public List<String> getTags(@Nullable Job context) {
+  @Nonnull public List<String> getTags(@Nullable Job context, String subDir, boolean localReverseByDate) {
     List<String> dirs = new ArrayList<String>();
 
     SVNRepository repo = null;
     SVNClientManager clientManager = null;
+    String tmpTagsDir = StringUtils.isEmpty(subDir) ? getTagsDir() : getTagsDir() + "/" + subDir;
     try {
       ISVNAuthenticationProvider authProvider = CredentialsSVNAuthenticationProviderImpl.createAuthenticationProvider(
-              context, getTagsDir(), getCredentialsId(), null, TaskListener.NULL
+              context, tmpTagsDir, getCredentialsId(), null, TaskListener.NULL
       );
       ISVNAuthenticationManager authManager = SubversionSCM.createSvnAuthenticationManager(authProvider);
-      SVNURL repoURL = SVNURL.parseURIDecoded(getTagsDir());
+      SVNURL repoURL = SVNURL.parseURIDecoded(tmpTagsDir);
 
       repo = SVNRepositoryFactory.create(repoURL);
       repo.setAuthenticationManager(authManager);
       clientManager = SVNClientManager.newInstance(null,authManager);
       SVNLogClient logClient = clientManager.getLogClient();
 
       if (isSVNRepositoryProjectRoot(repo)) {
-        dirs = this.getSVNRootRepoDirectories(logClient, repoURL);
+        dirs = this.getSVNRootRepoDirectories(logClient, repoURL, localReverseByDate);
       } else {
         SimpleSVNDirEntryHandler dirEntryHandler = new SimpleSVNDirEntryHandler(tagsFilter);
         logClient.doList(repoURL, SVNRevision.HEAD, SVNRevision.HEAD, false, SVNDepth.IMMEDIATES, SVNDirEntry.DIRENT_TIME, dirEntryHandler);
-        dirs = dirEntryHandler.getDirs(isReverseByDate(), isReverseByName());
+        dirs = dirEntryHandler.getDirs(localReverseByDate, isReverseByName());
       }
     }
     catch(SVNException e) {
       // logs are not translated (IMO, this is a bad idea to translate logs)
-      LOGGER.log(Level.SEVERE, "An SVN exception occurred while listing the directory entries at " + getTagsDir(), e);
+      LOGGER.log(Level.SEVERE, "An SVN exception occurred while listing the directory entries at " + tmpTagsDir, e);
       return Collections.singletonList("!" + ResourceBundleHolder.get(ListSubversionTagsParameterDefinition.class).format("SVNException"));
     } finally {
        if (repo != null) {
@@ -261,6 +274,10 @@ public String getMaxTags() {
     return maxTags;
   }  
 
+  public boolean isUseLatestTag() {
+    return useLatestTag;
+  }
+
   /**
    * Checks to see if given repository contains a trunk, branches, and tags
    * directories.
@@ -314,20 +331,20 @@ private boolean isInt(String value) {
    * @return List of directories.
    * @throws SVNException
    */
-  private List<String> getSVNRootRepoDirectories(SVNLogClient logClient, SVNURL repoURL) throws SVNException {
+  private List<String> getSVNRootRepoDirectories(SVNLogClient logClient, SVNURL repoURL, boolean localReverseByDate) throws SVNException {
     // Get the branches repository contents
     SVNURL branchesRepo = repoURL.appendPath(SVN_BRANCHES, true);
     SimpleSVNDirEntryHandler branchesEntryHandler = new SimpleSVNDirEntryHandler(null);
     logClient.doList(branchesRepo, SVNRevision.HEAD, SVNRevision.HEAD, false, SVNDepth.IMMEDIATES, SVNDirEntry.DIRENT_ALL, branchesEntryHandler);
-    List<String> branches = branchesEntryHandler.getDirs(isReverseByDate(), isReverseByName());
+    List<String> branches = branchesEntryHandler.getDirs(localReverseByDate, isReverseByName());
     branches.remove("");
     appendTargetDir(SVN_BRANCHES, branches);
 
     // Get the tags repository contents
     SVNURL tagsRepo = repoURL.appendPath(SVN_TAGS, true);
     SimpleSVNDirEntryHandler tagsEntryHandler = new SimpleSVNDirEntryHandler(null);
     logClient.doList(tagsRepo, SVNRevision.HEAD, SVNRevision.HEAD, false, SVNDepth.IMMEDIATES, SVNDirEntry.DIRENT_ALL, tagsEntryHandler);
-    List<String> tags = tagsEntryHandler.getDirs(isReverseByDate(), isReverseByName());
+    List<String> tags = tagsEntryHandler.getDirs(localReverseByDate, isReverseByName());
     tags.remove("");
     appendTargetDir(SVN_TAGS, tags);
 

src/main/resources/hudson/scm/listtagsparameter/ListSubversionTagsParameterDefinition/config.jelly

@@ -41,6 +41,10 @@
     <f:entry title="${%Default value}" field="defaultValue">
         <f:textbox/>
     </f:entry> 
+    <f:entry field="useLatestTag">
+        <f:checkbox/>
+        <label class="attach-previous">${%Use latest tag}</label>
+    </f:entry>
     <f:entry title="${%Maximum tags to display}" field="maxTags">
         <f:textbox/>
     </f:entry>       

src/main/resources/hudson/scm/listtagsparameter/ListSubversionTagsParameterDefinition/help-useLatestTag.html

@@ -0,0 +1,31 @@
+<!--
+  - The MIT License
+  -
+  - Copyright (c) 2011, Manufacture Francaise des Pneumatiques Michelin, Romain Seguy
+  -
+  - 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.
+  -->
+
+<div>
+  Check this option so that the latest tag in the tags/ subdirectory is used as default value.
+
+  <p>
+  If this option is checked, the <b>Default value</b> one won't be taken into
+  account.
+</div>

src/test/java/hudson/scm/listtagsparameter/ListSubversionTagsParameterDefinitionTest.java

@@ -56,7 +56,7 @@ public class ListSubversionTagsParameterDefinitionTest {
     public void listTags() throws Exception {
         Proc p = AbstractSubversionTest.runSvnServe(tmp, getClass().getResource("JENKINS-11933.zip"));
         try {
-            ListSubversionTagsParameterDefinition def = new ListSubversionTagsParameterDefinition("FOO", "svn://localhost/", null, "", "", "", false, false);
+            ListSubversionTagsParameterDefinition def = new ListSubversionTagsParameterDefinition("FOO", "svn://localhost/", null, "", "", false, "", false, false);
             List<String> tags = def.getTags(null);
             List<String> expected = Arrays.asList("trunk", "tags/a", "tags/b", "tags/c");