private static Assembly Compile(String outputAssembly, IEnumerable<String> references, CodeDomProvider provider, CompilerErrorCollection errors, Template tmp)
{
//String key = outputAssembly;
//if (String.IsNullOrEmpty(key)) key = Hash(String.Join(Environment.NewLine, sources));
var sb = new StringBuilder();
foreach (var item in tmp.Templates)
{
if (sb.Length > 0) sb.AppendLine();
sb.Append(item.Source);
}
String key = Hash(sb.ToString());
Assembly assembly = null;
if (asmCache.TryGetValue(key, out assembly)) return assembly;
lock (asmCache)
{
if (asmCache.TryGetValue(key, out assembly)) return assembly;
foreach (var str in references)
{
try
{
if (!String.IsNullOrEmpty(str) && File.Exists(str)) Assembly.LoadFrom(str);
}
catch { }
}
assembly = CompileInternal(outputAssembly, references, provider, errors, tmp);
if (assembly != null) asmCache.Add(key, assembly);
return assembly;
}
}
/// <summary>根据名称和模版创建模版实例，带缓存，避免重复编译</summary>
/// <param name="templates">模版集合</param>
/// <returns></returns>
public static Template Create(IDictionary<String, String> templates)
{
if (templates == null || templates.Count < 1) throw new ArgumentNullException("templates");
// 计算hash
StringBuilder sb = new StringBuilder();
foreach (KeyValuePair<String, String> item in templates)
{
sb.Append(Hash(item.Key));
sb.Append(Hash(item.Value));
}
String hash = Hash(sb.ToString());
return cache.GetItem<IDictionary<String, String>>(hash, templates, delegate(String key, IDictionary<String, String> contents)
{
Template entity = new Template();
foreach (KeyValuePair<String, String> item in contents)
{
entity.AddTemplateItem(item.Key, item.Value);
}
//entity.Process();
//entity.Compile();
return entity;
});
}
private static Assembly Compile(String outputAssembly, IEnumerable <String> references, CodeDomProvider provider, CompilerErrorCollection errors, Template tmp)
{
//String key = outputAssembly;
//if (String.IsNullOrEmpty(key)) key = Hash(String.Join(Environment.NewLine, sources));
var sb = new StringBuilder();
foreach (var item in tmp.Templates)
{
if (item.Included)
{
continue;
}
if (sb.Length > 0)
{
sb.AppendLine();
}
sb.Append(item.Source);
}
var key = Hash(sb.ToString());
Assembly assembly = null;
if (asmCache.TryGetValue(key, out assembly))
{
return(assembly);
}
lock (asmCache)
{
if (asmCache.TryGetValue(key, out assembly))
{
return(assembly);
}
foreach (var str in references)
{
try
{
if (!String.IsNullOrEmpty(str) && File.Exists(str))
{
Assembly.LoadFrom(str);
}
}
catch { }
}
assembly = CompileInternal(outputAssembly, references, provider, errors, tmp);
if (assembly != null)
{
asmCache.Add(key, assembly);
}
return(assembly);
}
}
private static Assembly CompileInternal(String outputAssembly, IEnumerable<String> references, CodeDomProvider provider, CompilerErrorCollection Errors, Template tmp)
{
var options = new CompilerParameters();
foreach (var str in references)
{
options.ReferencedAssemblies.Add(str);
}
options.WarningLevel = 4;
CompilerResults results = null;
if (Debug)
{
#region 调试状态，把生成的类文件和最终dll输出到XTemp目录下
var tempPath = XTrace.TempPath;
//if (!String.IsNullOrEmpty(outputAssembly)) tempPath = Path.Combine(tempPath, Path.GetFileNameWithoutExtension(outputAssembly));
if (!String.IsNullOrEmpty(outputAssembly) && !outputAssembly.Equals(".dll")) tempPath = Path.Combine(tempPath, Path.GetFileNameWithoutExtension(outputAssembly));
if (!String.IsNullOrEmpty(tempPath) && !Directory.Exists(tempPath)) Directory.CreateDirectory(tempPath);
var files = new List<String>();
foreach (var item in tmp.Templates)
{
if (item.Included) continue;
String name = item.Name.EndsWith(".cs", StringComparison.OrdinalIgnoreCase) ? item.Name : item.ClassName;
// 猜测后缀
Int32 p = name.LastIndexOf("_");
if (p > 0 && name.Length - p <= 5)
name = name.Substring(0, p) + "." + name.Substring(p + 1, name.Length - p - 1);
else if (!name.EndsWith(".cs", StringComparison.OrdinalIgnoreCase))
name += ".cs";
name = Path.Combine(tempPath, name);
File.WriteAllText(name, item.Source, Encoding.UTF8);
files.Add(name);
}
#endregion
if (!String.IsNullOrEmpty(outputAssembly) && !outputAssembly.Equals(".dll"))
{
options.TempFiles = new TempFileCollection(tempPath, false);
options.OutputAssembly = Path.Combine(tempPath, outputAssembly);
options.GenerateInMemory = true;
options.IncludeDebugInformation = true;
}
results = provider.CompileAssemblyFromFile(options, files.ToArray());
}
else
{
List<String> sources = new List<String>();
foreach (var item in tmp.Templates)
{
sources.Add(item.Source);
}
options.GenerateInMemory = true;
results = provider.CompileAssemblyFromSource(options, sources.ToArray());
}
#region 编译错误处理
if (results.Errors.Count > 0)
{
Errors.AddRange(results.Errors);
var sb = new StringBuilder();
CompilerError err = null;
foreach (CompilerError error in results.Errors)
{
error.ErrorText = error.ErrorText;
//if (String.IsNullOrEmpty(error.FileName)) error.FileName = inputFile;
if (!error.IsWarning)
{
String msg = error.ToString();
if (sb.Length < 1)
{
String code = null;
// 屏蔽因为计算错误行而导致的二次错误
try
{
code = tmp.FindBlockCode(error.FileName, error.Line);
}
catch { }
if (code != null)
{
msg += Environment.NewLine;
msg += code;
}
err = error;
}
else
sb.AppendLine();
sb.Append(msg);
}
}
if (sb.Length > 0)
{
TemplateException ex = new TemplateException(sb.ToString());
ex.Error = err;
throw ex;
}
}
else
{
try
{
options.TempFiles.Delete();
}
catch { }
}
#endregion
if (!results.Errors.HasErrors)
{
try
{
return results.CompiledAssembly;
}
catch { }
}
return null;
}
private static Assembly CompileInternal(String outputAssembly, IEnumerable <String> references, CodeDomProvider provider, CompilerErrorCollection Errors, Template tmp)
{
var options = new CompilerParameters();
foreach (var str in references)
{
options.ReferencedAssemblies.Add(str);
}
options.WarningLevel = 4;
CompilerResults results = null;
if (Debug)
{
//var sb = new StringBuilder();
#region 调试状态，把生成的类文件和最终dll输出到XTemp目录下
var tempPath = XTrace.TempPath.GetFullPath().EnsureDirectory(false);
//if (!String.IsNullOrEmpty(outputAssembly)) tempPath = Path.Combine(tempPath, Path.GetFileNameWithoutExtension(outputAssembly));
if (!String.IsNullOrEmpty(outputAssembly) && !outputAssembly.EqualIgnoreCase(".dll"))
{
tempPath = Path.Combine(tempPath, Path.GetFileNameWithoutExtension(outputAssembly));
}
//if (!String.IsNullOrEmpty(tempPath) && !Directory.Exists(tempPath)) Directory.CreateDirectory(tempPath);
//var srcpath = tempPath.CombinePath("src").EnsureDirectory(false);
var files = new List <String>();
foreach (var item in tmp.Templates)
{
// 输出模版内容，为了调试使用
File.WriteAllText(tempPath.CombinePath(item.Name).EnsureDirectory(true), item.Content);
if (item.Included)
{
continue;
}
var name = item.Name.EndsWithIgnoreCase(".cs") ? item.Name : item.ClassName;
// 猜测后缀
var p = name.LastIndexOf("_");
if (p > 0 && name.Length - p <= 5)
{
name = name.Substring(0, p) + "." + name.Substring(p + 1, name.Length - p - 1);
}
else if (!name.EndsWithIgnoreCase(".cs"))
{
name += ".cs";
}
//name = Path.Combine(tempPath, name);
//name = srcpath.CombinePath(name);
// 必须放在同一个目录，编译时会搜索源码所在目录
name = tempPath.CombinePath(Path.GetFileNameWithoutExtension(name) + "_src" + Path.GetExtension(name));
File.WriteAllText(name, item.Source);
//sb.AppendLine(item.Source);
files.Add(name);
}
#endregion
if (!String.IsNullOrEmpty(outputAssembly) && !outputAssembly.EqualIgnoreCase(".dll"))
{
options.TempFiles = new TempFileCollection(tempPath, false);
options.OutputAssembly = Path.Combine(tempPath, outputAssembly);
//options.GenerateInMemory = true;
options.IncludeDebugInformation = true;
}
results = provider.CompileAssemblyFromFile(options, files.ToArray());
// 必须从内存字符串编译，否则pdb会定向到最终源代码文件
//results = provider.CompileAssemblyFromSource(options, new String[] { sb.ToString() });
}
else
{
options.GenerateInMemory = true;
results = provider.CompileAssemblyFromSource(options, tmp.Templates.Where(e => !e.Included).Select(e => e.Source).ToArray());
}
#region 编译错误处理
if (results.Errors.Count > 0)
{
Errors.AddRange(results.Errors);
var sb = new StringBuilder();
CompilerError err = null;
foreach (CompilerError error in results.Errors)
{
error.ErrorText = error.ErrorText;
//if (String.IsNullOrEmpty(error.FileName)) error.FileName = inputFile;
if (!error.IsWarning)
{
var msg = error.ToString();
if (sb.Length < 1)
{
String code = null;
// 屏蔽因为计算错误行而导致的二次错误
try
{
code = tmp.FindBlockCode(error.FileName, error.Line);
}
catch { }
if (code != null)
{
msg += Environment.NewLine;
msg += code;
}
err = error;
}
else
{
sb.AppendLine();
}
sb.Append(msg);
}
}
if (sb.Length > 0)
{
var ex = new TemplateException(sb.ToString());
ex.Error = err;
throw ex;
}
}
else
{
try
{
options.TempFiles.Delete();
}
catch { }
}
#endregion
if (!results.Errors.HasErrors)
{
try
{
return(results.CompiledAssembly);
}
catch { }
}
return(null);
}
