public static ExpressionEditor GetExpressionEditor(string expressionPrefix, IServiceProvider serviceProvider)
{
if (serviceProvider == null)
{
return(null);
}
IWebApplication webApp = (IWebApplication)serviceProvider.GetService(typeof(IWebApplication));
if (webApp == null)
{
return(null);
}
_Configuration config = webApp.OpenWebConfiguration(true);
if (config == null)
{
return(null);
}
CompilationSection sec = (CompilationSection)config.GetSection("system.web/compilation");
System.Web.Configuration.ExpressionBuilder builder = sec.ExpressionBuilders [expressionPrefix];
if (builder == null)
{
return(null);
}
return(GetExpressionEditor(Type.GetType(builder.Type), serviceProvider));
}
internal static System.Web.Compilation.ExpressionBuilder GetExpressionBuilder(string expressionPrefix, VirtualPath virtualPath, IDesignerHost host)
{
if (expressionPrefix.Length == 0)
{
if (dataBindingExpressionBuilder == null)
{
dataBindingExpressionBuilder = new DataBindingExpressionBuilder();
}
return(dataBindingExpressionBuilder);
}
CompilationSection compilationConfig = null;
if (host != null)
{
IWebApplication application = (IWebApplication)host.GetService(typeof(IWebApplication));
if (application != null)
{
compilationConfig = application.OpenWebConfiguration(true).GetSection("system.web/compilation") as CompilationSection;
}
}
if (compilationConfig == null)
{
compilationConfig = MTConfigUtil.GetCompilationConfig(virtualPath);
}
System.Web.Configuration.ExpressionBuilder builder = compilationConfig.ExpressionBuilders[expressionPrefix];
if (builder == null)
{
throw new HttpParseException(System.Web.SR.GetString("InvalidExpressionPrefix", new object[] { expressionPrefix }));
}
Type c = null;
if (host != null)
{
ITypeResolutionService service = (ITypeResolutionService)host.GetService(typeof(ITypeResolutionService));
if (service != null)
{
c = service.GetType(builder.Type);
}
}
if (c == null)
{
c = builder.TypeInternal;
}
if (!typeof(System.Web.Compilation.ExpressionBuilder).IsAssignableFrom(c))
{
throw new HttpParseException(System.Web.SR.GetString("ExpressionBuilder_InvalidType", new object[] { c.FullName }));
}
return((System.Web.Compilation.ExpressionBuilder)HttpRuntime.FastCreatePublicInstance(c));
}
public static ExpressionEditor GetExpressionEditor(Type expressionBuilderType, IServiceProvider serviceProvider)
{
if (serviceProvider == null)
{
throw new ArgumentNullException("serviceProvider");
}
if (expressionBuilderType == null)
{
throw new ArgumentNullException("expressionBuilderType");
}
ExpressionEditor editor = null;
IWebApplication service = (IWebApplication)serviceProvider.GetService(typeof(IWebApplication));
if (service != null)
{
IDictionary expressionEditorsByTypeCache = GetExpressionEditorsByTypeCache(service);
if (expressionEditorsByTypeCache != null)
{
editor = (ExpressionEditor)expressionEditorsByTypeCache[expressionBuilderType];
}
if (editor != null)
{
return(editor);
}
System.Configuration.Configuration configuration = service.OpenWebConfiguration(true);
if (configuration == null)
{
return(editor);
}
CompilationSection section = (CompilationSection)configuration.GetSection("system.web/compilation");
ExpressionBuilderCollection expressionBuilders = section.ExpressionBuilders;
bool flag = false;
string fullName = expressionBuilderType.FullName;
foreach (System.Web.Configuration.ExpressionBuilder builder in expressionBuilders)
{
if (string.Equals(builder.Type, fullName, StringComparison.OrdinalIgnoreCase))
{
editor = GetExpressionEditorInternal(expressionBuilderType, builder.ExpressionPrefix, service, serviceProvider);
flag = true;
}
}
if (flag)
{
return(editor);
}
object[] customAttributes = expressionBuilderType.GetCustomAttributes(typeof(ExpressionPrefixAttribute), true);
ExpressionPrefixAttribute attribute = null;
if (customAttributes.Length > 0)
{
attribute = (ExpressionPrefixAttribute)customAttributes[0];
}
if (attribute != null)
{
System.Web.Configuration.ExpressionBuilder buildProvider = new System.Web.Configuration.ExpressionBuilder(attribute.ExpressionPrefix, expressionBuilderType.FullName);
configuration = service.OpenWebConfiguration(false);
section = (CompilationSection)configuration.GetSection("system.web/compilation");
section.ExpressionBuilders.Add(buildProvider);
configuration.Save();
editor = GetExpressionEditorInternal(expressionBuilderType, buildProvider.ExpressionPrefix, service, serviceProvider);
}
}
return(editor);
}
public void Add(ExpressionBuilder buildProvider)
{
}
public void Add (ExpressionBuilder buildProvider)
{
BaseAdd (buildProvider);
}
public static ExpressionEditor GetExpressionEditor(Type expressionBuilderType, IServiceProvider serviceProvider)
{
if (serviceProvider == null)
{
throw new ArgumentNullException("serviceProvider");
}
if (expressionBuilderType == null)
{
throw new ArgumentNullException("expressionBuilderType");
}
ExpressionEditor editor = null;
IWebApplication service = (IWebApplication) serviceProvider.GetService(typeof(IWebApplication));
if (service != null)
{
IDictionary expressionEditorsByTypeCache = GetExpressionEditorsByTypeCache(service);
if (expressionEditorsByTypeCache != null)
{
editor = (ExpressionEditor) expressionEditorsByTypeCache[expressionBuilderType];
}
if (editor != null)
{
return editor;
}
System.Configuration.Configuration configuration = service.OpenWebConfiguration(true);
if (configuration == null)
{
return editor;
}
CompilationSection section = (CompilationSection) configuration.GetSection("system.web/compilation");
ExpressionBuilderCollection expressionBuilders = section.ExpressionBuilders;
bool flag = false;
string fullName = expressionBuilderType.FullName;
foreach (System.Web.Configuration.ExpressionBuilder builder in expressionBuilders)
{
if (string.Equals(builder.Type, fullName, StringComparison.OrdinalIgnoreCase))
{
editor = GetExpressionEditorInternal(expressionBuilderType, builder.ExpressionPrefix, service, serviceProvider);
flag = true;
}
}
if (flag)
{
return editor;
}
object[] customAttributes = expressionBuilderType.GetCustomAttributes(typeof(ExpressionPrefixAttribute), true);
ExpressionPrefixAttribute attribute = null;
if (customAttributes.Length > 0)
{
attribute = (ExpressionPrefixAttribute) customAttributes[0];
}
if (attribute != null)
{
System.Web.Configuration.ExpressionBuilder buildProvider = new System.Web.Configuration.ExpressionBuilder(attribute.ExpressionPrefix, expressionBuilderType.FullName);
configuration = service.OpenWebConfiguration(false);
section = (CompilationSection) configuration.GetSection("system.web/compilation");
section.ExpressionBuilders.Add(buildProvider);
configuration.Save();
editor = GetExpressionEditorInternal(expressionBuilderType, buildProvider.ExpressionPrefix, service, serviceProvider);
}
}
return editor;
}
internal static ExpressionBuilder GetExpressionBuilder(string expressionPrefix, VirtualPath virtualPath, IDesignerHost host)
{
// If there is no expressionPrefix, it's a v1 style databinding expression
if (expressionPrefix.Length == 0)
{
if (dataBindingExpressionBuilder == null)
{
dataBindingExpressionBuilder = new DataBindingExpressionBuilder();
}
return(dataBindingExpressionBuilder);
}
CompilationSection config = null;
// If we are in the designer, we need to access IWebApplication config instead
#if !FEATURE_PAL // FEATURE_PAL does not support designer-based features
if (host != null)
{
IWebApplication webapp = (IWebApplication)host.GetService(typeof(IWebApplication));
if (webapp != null)
{
config = webapp.OpenWebConfiguration(true).GetSection("system.web/compilation") as CompilationSection;
}
}
#endif // !FEATURE_PAL
// If we failed to get config from the designer, fall back on runtime config always
if (config == null)
{
config = MTConfigUtil.GetCompilationConfig(virtualPath);
}
System.Web.Configuration.ExpressionBuilder builder = config.ExpressionBuilders[expressionPrefix];
if (builder == null)
{
throw new HttpParseException(SR.GetString(SR.InvalidExpressionPrefix, expressionPrefix));
}
Type expressionBuilderType = null;
if (host != null)
{
// If we are in the designer, we have to use the type resolution service
ITypeResolutionService ts = (ITypeResolutionService)host.GetService(typeof(ITypeResolutionService));
if (ts != null)
{
expressionBuilderType = ts.GetType(builder.Type);
}
}
if (expressionBuilderType == null)
{
expressionBuilderType = builder.TypeInternal;
}
Debug.Assert(expressionBuilderType != null, "expressionBuilderType should not be null");
if (!typeof(ExpressionBuilder).IsAssignableFrom(expressionBuilderType))
{
throw new HttpParseException(SR.GetString(SR.ExpressionBuilder_InvalidType, expressionBuilderType.FullName));
}
ExpressionBuilder expressionBuilder = (ExpressionBuilder)HttpRuntime.FastCreatePublicInstance(expressionBuilderType);
return(expressionBuilder);
}
protected override object GetElementKey(ConfigurationElement element)
{
ExpressionBuilder eb = (ExpressionBuilder)element;
return(eb.ExpressionPrefix);
}
public void Add(ExpressionBuilder buildProvider)
{
BaseAdd(buildProvider);
}
