
                ();

                        foreach (ITaskItem package in Packages) {
                            string packageSpec = package.ItemSpec;
                            bool found = false;

                            foreach (var dir in dirs)
                                if (Path.GetFileName(dir).StartsWith(packageSpec, StringComparison.OrdinalIgnoreCase)) {
                                    found = true;
                                    break;
                                }

                            if (!found)
                                missingPackages.Add(packageSpec);
                        }

                        if (missingPackages.Any()) {
                            if (CompactMessage) {
                                Log.LogError("NuGet package restore is not currently enabled. For more information, please see: http://aspnetwebstack.codeplex.com/wikipage?title=NuGet+Packages");
                            }
                            else {
                                Log.LogMessage(MessageImportance.High, "The following NuGet packages have not yet been downloaded:");

                                foreach (var missingPackage in missingPackages)
                                    Log.LogMessage(MessageImportance.High, "    " + missingPackage);

                                Log.LogMessage(MessageImportance.High, "For more information on enabling package restore, please see:");
                                Log.LogMessage(MessageImportance.High, "http://aspnetwebstack.codeplex.com/wikipage?title=NuGet+Packages");
                            }

                            return false;
                        }

                        return true;
                    }
                    catch (Exception ex) {
                        Log.LogErrorFromException(ex);
                        return false;
                    }
                ]]>