public virtual async Task <TemplateResult> RunTemplateAsync([NotNull] string content,
[NotNull] dynamic templateModel, CancellationToken cancellationToken = default(CancellationToken))
{
Check.NotNull(content, nameof(content));
Check.NotNull(templateModel, nameof(templateModel));
cancellationToken.ThrowIfCancellationRequested();
var host = new RazorTemplatingHost(typeof(RazorReverseEngineeringBase));
var engine = new RazorTemplateEngine(host);
using (var reader = new StringReader(content))
{
var generatorResults = engine.GenerateCode(reader);
if (!generatorResults.Success)
{
var messages = generatorResults.ParserErrors.Select(e => e.Message);
return(new TemplateResult
{
GeneratedText = string.Empty,
ProcessingException = new TemplateProcessingException(messages)
});
}
var references = _metadataReferencesProvider.GetApplicationReferences();
var templateResult = _compilationService.Compile(
new List <string> {
generatorResults.GeneratedCode
}, references);
if (templateResult.Messages.Any())
{
return(new TemplateResult
{
GeneratedText = string.Empty,
ProcessingException = new TemplateProcessingException(templateResult.Messages)
});
}
var compiledObject = Activator.CreateInstance(templateResult.CompiledType);
var razorTemplate = compiledObject as RazorReverseEngineeringBase;
var result = String.Empty;
if (razorTemplate != null)
{
razorTemplate.Model = templateModel;
razorTemplate.ModelUtilities = _modelUtilities;
razorTemplate.CSharpUtilities = _csharpUtiliies;
//ToDo: If there are errors executing the code, they are missed here.
result = await razorTemplate.ExecuteTemplateAsync(cancellationToken);
}
return(new TemplateResult
{
GeneratedText = result,
ProcessingException = null
});
}
}
public virtual List <MetadataReference> GetReferences()
{
var provider = new MetadataReferencesProvider();
NamedReferences.ForEach(name => provider.AddReferenceFromName(name));
References.ForEach(r => provider.Add(r));
return(provider.GetApplicationReferences());
}
private List <MetadataReference> SetupMetadataReferencesForCompilationOfGeneratedCode(
MetadataReferencesProvider metadataReferencesProvider)
{
metadataReferencesProvider.AddReferenceFromName("EntityFramework.Core");
metadataReferencesProvider.AddReferenceFromName("EntityFramework.Relational");
metadataReferencesProvider.AddReferenceFromName("EntityFramework.SqlServer");
#if DNXCORE50 || NETCORE50
metadataReferencesProvider.AddReferenceFromName("System.Data.Common");
metadataReferencesProvider.AddReferenceFromName("System.Linq.Expressions");
metadataReferencesProvider.AddReferenceFromName("System.Reflection");
return(metadataReferencesProvider.GetApplicationReferences());
#else
var metadataReferences = metadataReferencesProvider.GetApplicationReferences();
metadataReferences.Add(MetadataReference.CreateFromFile(
Assembly.Load(new AssemblyName(
"System.Data, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089")).Location));
return(metadataReferences);
#endif
}
public virtual async Task <TemplateResult> RunTemplateAsync(string content,
dynamic templateModel, IDatabaseMetadataModelProvider provider,
CancellationToken cancellationToken = default(CancellationToken))
{
RazorTemplatingHost host = new RazorTemplatingHost(typeof(RazorReverseEngineeringBase));
RazorTemplateEngine engine = new RazorTemplateEngine(host);
using (var reader = new StringReader(content))
{
var generatorResults = engine.GenerateCode(reader);
if (!generatorResults.Success)
{
var messages = generatorResults.ParserErrors.Select(e => e.Message);
return(new TemplateResult()
{
GeneratedText = string.Empty,
ProcessingException = new TemplateProcessingException(messages, generatorResults.GeneratedCode)
});
}
provider.AddReferencesForTemplates(_metadataReferencesProvider);
var references = _metadataReferencesProvider.GetApplicationReferences();
var templateResult = _compilationService.Compile(generatorResults.GeneratedCode, references);
if (templateResult.Messages.Any())
{
return(new TemplateResult()
{
GeneratedText = string.Empty,
ProcessingException = new TemplateProcessingException(templateResult.Messages, generatorResults.GeneratedCode)
});
}
var compiledObject = Activator.CreateInstance(templateResult.CompiledType);
var razorTemplate = compiledObject as RazorReverseEngineeringBase;
string result = String.Empty;
if (razorTemplate != null)
{
razorTemplate.Model = templateModel;
//ToDo: If there are errors executing the code, they are missed here.
result = await razorTemplate.ExecuteTemplateAsync();
}
return(new TemplateResult()
{
GeneratedText = result,
ProcessingException = null
});
}
}