/// <summary>
/// Returns a new instance of an EdgeJS Script Engine Object with all runtime objects available.
/// </summary>
/// <returns></returns>
public override IScriptEngine GetScriptEngine(WebBundleBase webBundle, out bool isNewScriptEngineInstance, out bool errorInInitialization)
{
isNewScriptEngineInstance = true;
errorInInitialization = false;
var engine = new EdgeJSScriptEngine();
return(engine);
}
/// <summary>
/// Returns a new instance of a script engine object with all runtime objects available.
/// </summary>
/// <param name="webBundle">The web bundle. (Optional)</param>
/// <param name="isNewScriptEngineInstance">if set to <c>true</c> [is new script engine instance].</param>
/// <param name="errorInInitialization">if set to <c>true</c> [error in initialization].</param>
/// <returns>IScriptEngine.</returns>
public abstract IScriptEngine GetScriptEngine(WebBundleBase webBundle, out bool isNewScriptEngineInstance,
out bool errorInInitialization);
/// <summary>
/// Returns a new instance of a script engine object with all runtime objects available.
/// </summary>
/// <returns></returns>
public override IScriptEngine GetScriptEngine(WebBundleBase webBundle, out bool isNewScriptEngineInstance, out bool errorInInitialization)
{
isNewScriptEngineInstance = false;
errorInInitialization = false;
//Based on the instancing mode, either retrieve the ScriptEngine from the desired store, or create a new ScriptEngine instance.
var instanceSettings = SPBaristaContext.Current.Request.ParseInstanceSettings();
ScriptEngine engine;
switch (instanceSettings.InstanceMode)
{
case BaristaInstanceMode.PerCall:
//Always create a new instance of the script engine.
engine = new ScriptEngine();
isNewScriptEngineInstance = true;
break;
case BaristaInstanceMode.Single:
engine = BaristaSharePointGlobal.GetOrCreateScriptEngineInstanceFromRuntimeCache(instanceSettings.InstanceName, out isNewScriptEngineInstance);
break;
case BaristaInstanceMode.PerSession:
engine = BaristaSharePointGlobal.GetOrCreateScriptEngineInstanceFromSession(instanceSettings.InstanceName, out isNewScriptEngineInstance);
break;
default:
throw new NotImplementedException("The instance mode of " + instanceSettings.InstanceMode + " is currently not supported.");
}
if (SPBaristaContext.Current.Request.ShouldForceStrict())
{
engine.ForceStrictMode = true;
}
if (!isNewScriptEngineInstance)
{
return(engine);
}
var console = new FirebugConsole(engine)
{
Output = new SPBaristaConsoleOutput(engine)
};
//Register Bundles.
var instance = new BaristaSharePointGlobal(engine);
if (webBundle != null)
{
instance.Common.RegisterBundle(webBundle);
}
var binDirectory = "";
if (HttpRuntime.AppDomainAppId != null)
{
binDirectory = HttpRuntime.BinDirectory;
}
instance.Common.RegisterBundle(new StringBundle());
instance.Common.RegisterBundle(new SugarBundle());
instance.Common.RegisterBundle(new SucraloseBundle());
instance.Common.RegisterBundle(new LoDashBundle());
instance.Common.RegisterBundle(new SPWebOptimizationBundle());
instance.Common.RegisterBundle(new MomentBundle());
instance.Common.RegisterBundle(new MustacheBundle());
instance.Common.RegisterBundle(new LinqBundle());
instance.Common.RegisterBundle(new JsonDataBundle());
instance.Common.RegisterBundle(new SharePointBundle());
instance.Common.RegisterBundle(new SharePointSearchBundle());
instance.Common.RegisterBundle(new SharePointPublishingBundle());
instance.Common.RegisterBundle(new SharePointContentMigrationBundle());
instance.Common.RegisterBundle(new SharePointTaxonomyBundle());
instance.Common.RegisterBundle(new SharePointWorkflowBundle());
instance.Common.RegisterBundle(new SPActiveDirectoryBundle());
instance.Common.RegisterBundle(new SPDocumentBundle());
instance.Common.RegisterBundle(new DiagnosticsBundle());
instance.Common.RegisterBundle(new iCalBundle());
instance.Common.RegisterBundle(new SmtpBundle());
instance.Common.RegisterBundle(new K2Bundle());
instance.Common.RegisterBundle(new UtilityBundle());
instance.Common.RegisterBundle(new UlsLogBundle());
instance.Common.RegisterBundle(new DocumentStoreBundle());
instance.Common.RegisterBundle(new SimpleInheritanceBundle());
instance.Common.RegisterBundle(new SqlDataBundle());
instance.Common.RegisterBundle(new StateMachineBundle());
instance.Common.RegisterBundle(new DeferredBundle());
instance.Common.RegisterBundle(new BaristaSearchIndexBundle());
instance.Common.RegisterBundle(new WebAdministrationBundle());
//instance.Common.RegisterBundle(new UnitTestingBundle());
instance.Common.RegisterBundle(new WkHtmlToPdf.Library.WkHtmlToPdfBundle(binDirectory));
//Let's do some DI
var kernel = new StandardKernel();
BaristaHelper.BindBaristaBundles(kernel, Path.Combine(binDirectory, "bundles"));
//Let's get information about the approved packages
var approvedPackages = new Dictionary <string, IList <ApprovedBundleInfo> >();
try
{
var baristaServiceApplication = BaristaHelper.GetCurrentServiceApplication();
if (baristaServiceApplication.Properties.ContainsKey("BaristaPackageApprovals"))
{
var packageApprovals =
Convert.ToString(baristaServiceApplication.Properties["BaristaPackageApprovals"]);
if (!packageApprovals.IsNullOrWhiteSpace())
{
approvedPackages = GetApprovedPackages(JObject.Parse(packageApprovals));
}
}
}
catch (Exception)
{
//Do Nothing...
}
foreach (var bundle in kernel.GetAll <IBundle>(m => IsApprovedPackage(m, approvedPackages)))
{
instance.Common.RegisterBundle(bundle);
}
//Global Types
engine.SetGlobalValue("barista", instance);
//engine.SetGlobalValue("file", new FileSystemInstance(engine));
engine.SetGlobalValue("Guid", new GuidConstructor(engine));
engine.SetGlobalValue("HashTable", new HashtableConstructor(engine));
engine.SetGlobalValue("Uri", new UriConstructor(engine));
engine.SetGlobalValue("Encoding", new EncodingConstructor(engine));
engine.SetGlobalValue("NetworkCredential", new NetworkCredentialConstructor(engine));
engine.SetGlobalValue("Base64EncodedByteArray", new Base64EncodedByteArrayConstructor(engine));
engine.SetGlobalValue("console", console);
//If we came from the Barista event receiver, set the appropriate context.
if (
SPBaristaContext.Current.Request != null &&
SPBaristaContext.Current.Request.ExtendedProperties != null &&
SPBaristaContext.Current.Request.ExtendedProperties.ContainsKey("SPItemEventProperties"))
{
var properties =
SPBaristaContext.Current.Request.ExtendedProperties["SPItemEventProperties"];
var itemEventProperties = JsonConvert.DeserializeObject <BaristaItemEventProperties>(properties);
engine.SetGlobalValue("CurrentItemEventProperties",
new BaristaItemEventPropertiesInstance(engine.Object.InstancePrototype, itemEventProperties));
}
//Map Barista functions to global functions.
engine.Execute(@"var help = function(obj) { return barista.help(obj); };
var require = function(name, assemblyName) { return barista.common.require(name, assemblyName); };
var listBundles = function() { return barista.common.listBundles(); };
var define = function() { return barista.common.define(arguments[0], arguments[1], arguments[2], arguments[3]); };
var include = function(scriptUrl) { return barista.include(scriptUrl); };");
//Execute any instance initialization code.
if (String.IsNullOrEmpty(instanceSettings.InstanceInitializationCode))
{
return(engine);
}
var initializationScriptSource =
new StringScriptSource(SPBaristaContext.Current.Request.InstanceInitializationCode, SPBaristaContext.Current.Request.InstanceInitializationCodePath);
try
{
engine.Execute(initializationScriptSource);
}
catch (JavaScriptException ex)
{
BaristaDiagnosticsService.Local.LogException(ex, BaristaDiagnosticCategory.JavaScriptException,
"A JavaScript exception was thrown while evaluating script: ");
UpdateResponseWithJavaScriptExceptionDetails(engine, ex, SPBaristaContext.Current.Response);
errorInInitialization = true;
switch (instanceSettings.InstanceMode)
{
case BaristaInstanceMode.Single:
BaristaSharePointGlobal.RemoveScriptEngineInstanceFromRuntimeCache(
instanceSettings.InstanceName);
break;
case BaristaInstanceMode.PerSession:
BaristaSharePointGlobal.RemoveScriptEngineInstanceFromRuntimeCache(
instanceSettings.InstanceName);
break;
}
}
catch (Exception ex)
{
BaristaDiagnosticsService.Local.LogException(ex, BaristaDiagnosticCategory.Runtime,
"An internal error occured while evaluating script: ");
errorInInitialization = true;
switch (instanceSettings.InstanceMode)
{
case BaristaInstanceMode.Single:
BaristaSharePointGlobal.RemoveScriptEngineInstanceFromRuntimeCache(
instanceSettings.InstanceName);
break;
case BaristaInstanceMode.PerSession:
BaristaSharePointGlobal.RemoveScriptEngineInstanceFromRuntimeCache(
instanceSettings.InstanceName);
break;
}
throw;
}
return(engine);
}
