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using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.Reflection;
using Microsoft.CSharp;
using System.CodeDom.Compiler;
using System.Web.Razor;
using System.IO;namespace lxw_Compiler_RazorEngine
{
public partial class frmMain : Form
{
public frmMain()
{
InitializeComponent();
} private void btnGenerate_Click(object sender, EventArgs e)
{ string TemplateString = txtTemplate.Text;
Type ModelType = typeof(SampleModel);
string TemplateName = "T" + Guid.NewGuid().ToString("N") + "Template"; CSharpCodeProvider CodePrivoder = new CSharpCodeProvider();
ICodeCompiler objICodeCompiler = CodePrivoder.CreateCompiler(); var @params = new CompilerParameters();
foreach (var assembly in AppDomain.CurrentDomain.GetAssemblies())
{
if (assembly.ManifestModule.Name != "<In Memory Module>")
@params.ReferencedAssemblies.Add(assembly.Location);
}
@params.GenerateInMemory = true;
@params.IncludeDebugInformation = false;
@params.GenerateExecutable = false;
@params.CompilerOptions = "/target:library /optimize"; var host = new RazorEngineHost(new CSharpRazorCodeLanguage());
host.DefaultBaseClass = string.Format("lxw_Compiler_RazorEngine.RazorTemplateBase<{0}>", ModelType.FullName);
host.DefaultNamespace = "lxw_Compiler_RazorEngine";
host.DefaultClassName = TemplateName;
host.NamespaceImports.Add("System");
GeneratorResults razorResult = null;
using (TextReader reader = new StringReader(TemplateString))
{
razorResult = new RazorTemplateEngine(host).GenerateCode(reader);
} var builder = new StringBuilder();
var codeProvider = new CSharpCodeProvider();
using (var writer = new StringWriter(builder))
{
codeProvider.GenerateCodeFromCompileUnit(razorResult.GeneratedCode, writer, new CodeGeneratorOptions());
} var result = codeProvider.CompileAssemblyFromSource(@params, new[] { builder.ToString() });
if (result.Errors.HasErrors)
{
StringBuilder sbErrs = new StringBuilder(builder.ToString() + System.Environment.NewLine);
sbErrs.Append("-----------代码中存在语法错误！-----------" + System.Environment.NewLine);
foreach (CompilerError err in result.Errors)
{
sbErrs.AppendFormat("{0},{1}" + System.Environment.NewLine, err.ErrorNumber, err.ErrorText);
}
MessageBox.Show(sbErrs.ToString());
return;
} SampleModel sampleModel = new SampleModel();
sampleModel.Prop1 = "lxw01";
sampleModel.Prop2 = "lxw02";
sampleModel.Prop3 = new List<string> { "lxw03-1", "lxw03-2", "lxw03-3" }; var template = (RazorTemplateBase<SampleModel>)result.CompiledAssembly.CreateInstance("lxw_Compiler_RazorEngine." + TemplateName);
template.Model = sampleModel;
template.Execute();
var output = template.Buffer.ToString();
template.Buffer.Clear(); txtResult.Text = output;
}
private void frmMain_Load(object sender, EventArgs e)
{ }
} public class SampleModel
{
public string Prop1 { get; set; }
public string Prop2 { get; set; }
public List<string> Prop3 { get; set; } }
public abstract class RazorTemplateBase<T>
{
public T Model { get; set; } public StringBuilder Buffer { get; set; }
protected RazorTemplateBase()
{
Buffer = new StringBuilder();
} public abstract void Execute();
public virtual void Write(object value)
{
WriteLiteral(value);
} public virtual void WriteLiteral(object value)
{
Buffer.Append(value);
} }
}using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.Reflection;
using Microsoft.CSharp;
using System.CodeDom.Compiler;
using System.Web.Razor;
using System.IO;
namespace lxw_Compiler_RazorEngine
{
public partial class frmMain : Form
{
public frmMain()
{
InitializeComponent();
}
private void btnGenerate_Click(object sender, EventArgs e)
{
string TemplateString = txtTemplate.Text;
Type ModelType = typeof(SampleModel);
string TemplateName = "T" + Guid.NewGuid().ToString("N") + "Template";
CSharpCodeProvider CodePrivoder = new CSharpCodeProvider();
ICodeCompiler objICodeCompiler = CodePrivoder.CreateCompiler();
var @params = new CompilerParameters();
foreach (var assembly in AppDomain.CurrentDomain.GetAssemblies())
{
if (assembly.ManifestModule.Name != "<In Memory Module>")
@params.ReferencedAssemblies.Add(assembly.Location);
}
@params.GenerateInMemory = true;
@params.IncludeDebugInformation = false;
@params.GenerateExecutable = false;
@params.CompilerOptions = "/target:library /optimize";
var host = new RazorEngineHost(new CSharpRazorCodeLanguage());
host.DefaultBaseClass = string.Format("lxw_Compiler_RazorEngine.RazorTemplateBase<{0}>", ModelType.FullName);
host.DefaultNamespace = "lxw_Compiler_RazorEngine";
host.DefaultClassName = TemplateName;
host.NamespaceImports.Add("System");
GeneratorResults razorResult = null;
using (TextReader reader = new StringReader(TemplateString))
{
razorResult = new RazorTemplateEngine(host).GenerateCode(reader);
}
var builder = new StringBuilder();
var codeProvider = new CSharpCodeProvider();
using (var writer = new StringWriter(builder))
{
codeProvider.GenerateCodeFromCompileUnit(razorResult.GeneratedCode, writer, new CodeGeneratorOptions());
}
var result = codeProvider.CompileAssemblyFromSource(@params, new[] { builder.ToString() });
if (result.Errors.HasErrors)
{
StringBuilder sbErrs = new StringBuilder(builder.ToString() + System.Environment.NewLine);
sbErrs.Append("-----------代码中存在语法错误！-----------" + System.Environment.NewLine);
foreach (CompilerError err in result.Errors)
{
sbErrs.AppendFormat("{0},{1}" + System.Environment.NewLine, err.ErrorNumber, err.ErrorText);
}
MessageBox.Show(sbErrs.ToString());
return;
}
SampleModel sampleModel = new SampleModel();
sampleModel.Prop1 = "lxw01";
sampleModel.Prop2 = "lxw02";
sampleModel.Prop3 = new List<string> { "lxw03-1", "lxw03-2", "lxw03-3" };
var template = (RazorTemplateBase<SampleModel>)result.CompiledAssembly.CreateInstance("lxw_Compiler_RazorEngine." + TemplateName);
template.Model = sampleModel;
template.Execute();
var output = template.Buffer.ToString();
template.Buffer.Clear();
txtResult.Text = output;
}
private void frmMain_Load(object sender, EventArgs e)
{
}
}
public class SampleModel
{
public string Prop1 { get; set; }
public string Prop2 { get; set; }
public List<string> Prop3 { get; set; }
}
public abstract class RazorTemplateBase<T>
{
public T Model { get; set; }
public StringBuilder Buffer { get; set; }
protected RazorTemplateBase()
{
Buffer = new StringBuilder();
}
public abstract void Execute();
public virtual void Write(object value)
{
WriteLiteral(value);
}
public virtual void WriteLiteral(object value)
{
Buffer.Append(value);
}
}
}下载
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