[DONE JENKINS-20877] install plugins if required

src/main/java/org/jenkins/ci/plugins/jobimport/JobImportAction.java

@@ -30,6 +30,7 @@
 import com.cloudbees.plugins.credentials.common.StandardUsernamePasswordCredentials;
 import com.cloudbees.plugins.credentials.domains.DomainRequirement;
 import hudson.Extension;
+import hudson.PluginManager;
 import hudson.model.Describable;
 import hudson.model.Descriptor;
 import hudson.model.Item;
@@ -123,7 +124,7 @@ public void doImport(final StaplerRequest request, final StaplerResponse respons
     if (remoteJobsAvailable != null && remoteJobsAvailable.equalsIgnoreCase("true")) {
       if (request.hasParameter(Constants.JOB_URL_PARAM)) {
         for (final String jobUrl : Arrays.asList(request.getParameterValues(Constants.JOB_URL_PARAM))) {
-          doImportInternal(jobUrl, localFolder, credentialId, remoteJobs, remoteJobsImportStatus);
+          doImportInternal(jobUrl, localFolder, credentialId, shouldInstallPlugins(request.getParameter("plugins")), remoteJobs, remoteJobsImportStatus);
         }
       }
     }
@@ -171,6 +172,7 @@ public void doQuery(final StaplerRequest request, final StaplerResponse response
 
   private void doImportInternal(String jobUrl, String localPath,
                                 String credentialId,
+                                boolean installPlugins,
                                 SortedSet<RemoteItem> remoteJobs,
                                 SortedMap<RemoteItem, RemoteItemImportStatus> remoteJobsImportStatus) throws IOException {
     final RemoteItem remoteJob = RemoteItemUtils.getRemoteJob(remoteJobs, jobUrl);
@@ -203,14 +205,21 @@ private void doImportInternal(String jobUrl, String localPath,
           }
 
           if (newItem != null) {
+
+            if (installPlugins ) {
+              Jenkins instance = Jenkins.get();
+              instance.getAuthorizationStrategy().getACL(instance).checkPermission(Jenkins.ADMINISTER);
+              PluginManager.createDefault(Jenkins.get()).prevalidateConfig(inputStream);
+            }
+
             newItem.save();
           }
 
           remoteJobsImportStatus.get(remoteJob).setStatus(MessagesUtils.formatSuccess());
 
           if (remoteJob.isFolder() && ((RemoteFolder)remoteJob).hasChildren()) {
             for (RemoteItem childJob : ((RemoteFolder)remoteJob).getChildren()) {
-              doImportInternal(childJob.getUrl(), newItem.getFullName(), credentialId, remoteJobs, remoteJobsImportStatus);
+              doImportInternal(childJob.getUrl(), newItem.getFullName(), credentialId, installPlugins, remoteJobs, remoteJobsImportStatus);
             }
           }
         } catch (final Exception e) {
@@ -243,6 +252,9 @@ private void doQueryInternal(RemoteFolder parent, String url, NullSafeCredential
   private boolean isRecursive(String param) {
     return StringUtils.equals("on", param);
   }
+  private boolean shouldInstallPlugins(String param) {
+    return StringUtils.equals("on", param);
+  }
 
   public String getRootUrl() {
       return Jenkins.get().getRootUrl();

src/main/resources/org/jenkins/ci/plugins/jobimport/JobImportAction/index.jelly

@@ -64,6 +64,11 @@
               <f:entry title="${%Job.Import.Plugin.Import.Section.LocalFolder.Title}" field="localFolder">
                 <f:textbox name="localFolder" field="localFolder" value="${it.localFolder}"/>
               </f:entry>
+              <j:if test="${h.hasPermission(app.ADMINISTER)}">
+                  <f:entry  title="${%Install required plugins}" field="plugins">
+                    <f:checkbox name="plugins" value="${plugins}" default="false"/>
+                  </f:entry>
+              </j:if>
               <table class="jobImportPlugin" cellpadding="3" cellspacing="3">
                 <tr>
                   <th>Import?</th>