protected override string GetClassType(BaseCompiler compiler, SimpleWebHandlerParser parser)
{
if (parser != null)
{
return(parser.ClassName);
}
return(null);
}
protected override string GetClassType(BaseCompiler compiler, TemplateParser parser)
{
if (compiler != null)
{
return(compiler.MainClassType);
}
return(null);
}
internal override void GenerateCode()
{
TParser parser = Parse();
_compiler = CreateCompiler(parser);
if (NeedsConstructType)
{
_compiler.ConstructType();
}
_codeGenerated = true;
}
public static CompilerResults Compile (BaseCompiler compiler)
{
Cache cache = HttpRuntime.InternalCache;
string key = cachePrefix + compiler.Parser.InputFile;
CompilerResults results = (CompilerResults) cache [key];
#if NET_2_0
if (!compiler.IsRebuildingPartial)
#endif
if (results != null)
return results;
object ticket;
bool acquired = AcquireCompilationTicket (key, out ticket);
try {
Monitor.Enter (ticket);
results = (CompilerResults) cache [key];
#if NET_2_0
if (!compiler.IsRebuildingPartial)
#endif
if (results != null)
return results;
#if NET_2_0
CodeDomProvider comp = compiler.Provider;
#else
ICodeCompiler comp = compiler.Compiler;
#endif
CompilerParameters options = compiler.CompilerParameters;
GetExtraAssemblies (options);
results = comp.CompileAssemblyFromDom (options, compiler.CompileUnit);
ArrayList dependencies = compiler.Parser.Dependencies;
if (dependencies != null && dependencies.Count > 0) {
string [] deps = (string []) dependencies.ToArray (typeof (string));
HttpContext ctx = HttpContext.Current;
HttpRequest req = ctx != null ? ctx.Request : null;
if (req == null)
throw new HttpException ("No current context, cannot compile.");
for (int i = 0; i < deps.Length; i++)
deps [i] = req.MapPath (deps [i]);
cache.Insert (key, results, new CacheDependency (deps));
}
} finally {
Monitor.Exit (ticket);
if (acquired)
ReleaseCompilationTicket (key);
}
return results;
}
public static CompilerResults Compile (BaseCompiler compiler)
{
Cache cache = HttpRuntime.Cache;
string key = cachePrefix + compiler.Parser.InputFile;
CompilerResults results = (CompilerResults) cache [key];
if (results != null)
return results;
lock (compilationLock) {
results = (CompilerResults) cache [key];
if (results != null)
return results;
ICodeCompiler comp = compiler.Compiler;
results = comp.CompileAssemblyFromDom (compiler.CompilerParameters, compiler.Unit);
string [] deps = (string []) compiler.Parser.Dependencies.ToArray (typeof (string));
cache.InsertPrivate (key, results, new CacheDependency (deps));
}
return results;
}
protected abstract string GetClassType(BaseCompiler compiler, TParser parser);
protected virtual Type LoadTypeFromBin(BaseCompiler compiler, TParser parser)
{
return(null);
}
protected virtual void GenerateCode(AssemblyBuilder assemblyBuilder, TParser parser, BaseCompiler compiler)
{
CodeCompileUnit unit = _compiler.CompileUnit;
if (unit == null)
{
throw new HttpException("Unable to generate source code.");
}
assemblyBuilder.AddCodeCompileUnit(this, unit);
}
protected override Type LoadTypeFromBin(BaseCompiler compiler, SimpleWebHandlerParser parser)
{
return(parser.GetTypeFromBin(parser.ClassName));
}
protected override void GenerateCode(AssemblyBuilder assemblyBuilder, SimpleWebHandlerParser parser, BaseCompiler compiler)
{
if (assemblyBuilder == null || parser == null)
{
return;
}
string programCode = parser.Program.Trim();
if (String.IsNullOrEmpty(programCode))
{
_needLoadFromBin = true;
return;
}
_needLoadFromBin = false;
using (TextWriter writer = assemblyBuilder.CreateCodeFile(this))
writer.WriteLine(programCode);
}
public static CompilerResults Compile(BaseCompiler compiler)
{
Cache cache = HttpRuntime.InternalCache;
string key = cachePrefix + compiler.Parser.InputFile;
CompilerResults results = (CompilerResults)cache [key];
if (!compiler.IsRebuildingPartial)
{
if (results != null)
{
return(results);
}
}
object ticket;
bool acquired = AcquireCompilationTicket(key, out ticket);
try
{
Monitor.Enter(ticket);
results = (CompilerResults)cache [key];
if (!compiler.IsRebuildingPartial)
{
if (results != null)
{
return(results);
}
}
CodeDomProvider comp = compiler.Provider;
CompilerParameters options = compiler.CompilerParameters;
GetExtraAssemblies(options);
results = comp.CompileAssemblyFromDom(options, compiler.CompileUnit);
List <string> dependencies = compiler.Parser.Dependencies;
if (dependencies != null && dependencies.Count > 0)
{
string [] deps = dependencies.ToArray();
HttpContext ctx = HttpContext.Current;
HttpRequest req = ctx != null ? ctx.Request : null;
if (req == null)
{
throw new HttpException("No current context, cannot compile.");
}
for (int i = 0; i < deps.Length; i++)
{
deps [i] = req.MapPath(deps [i]);
}
cache.Insert(key, results, new CacheDependency(deps));
}
}
finally
{
Monitor.Exit(ticket);
if (acquired)
{
ReleaseCompilationTicket(key);
}
}
return(results);
}
public static CompilerResults Compile(string language, string key, string file, ArrayList assemblies, bool debug)
{
Cache cache = HttpRuntime.InternalCache;
CompilerResults results = (CompilerResults)cache [cachePrefix + key];
if (results != null)
{
return(results);
}
if (!Directory.Exists(dynamicBase))
{
Directory.CreateDirectory(dynamicBase);
}
object ticket;
bool acquired = AcquireCompilationTicket(cachePrefix + key, out ticket);
try
{
Monitor.Enter(ticket);
results = (CompilerResults)cache [cachePrefix + key];
if (results != null)
{
return(results);
}
CodeDomProvider provider = null;
int warningLevel;
string compilerOptions;
string tempdir;
provider = BaseCompiler.CreateProvider(language, out compilerOptions, out warningLevel, out tempdir);
if (provider == null)
{
throw new HttpException("Configuration error. Language not supported: " +
language, 500);
}
CodeDomProvider compiler = provider;
CompilerParameters options = GetOptions(assemblies);
options.IncludeDebugInformation = debug;
options.WarningLevel = warningLevel;
options.CompilerOptions = compilerOptions;
TempFileCollection tempcoll = new TempFileCollection(tempdir, true);
string dllfilename = Path.GetFileName(tempcoll.AddExtension("dll", true));
options.OutputAssembly = Path.Combine(dynamicBase, dllfilename);
results = compiler.CompileAssemblyFromFile(options, file);
ArrayList realdeps = new ArrayList(assemblies.Count + 1);
realdeps.Add(file);
for (int i = assemblies.Count - 1; i >= 0; i--)
{
string current = (string)assemblies [i];
if (Path.IsPathRooted(current))
{
realdeps.Add(current);
}
}
string [] deps = (string [])realdeps.ToArray(typeof(string));
cache.Insert(cachePrefix + key, results, new CacheDependency(deps));
}
finally
{
Monitor.Exit(ticket);
if (acquired)
{
ReleaseCompilationTicket(cachePrefix + key);
}
}
return(results);
}
private static void BasicBatchCompilation(HttpContext context,
CompilerInfo compInfo, PagesWithSameCompilerInfo pwsci)
{
ICodeCompiler compiler = pwsci.CodeProvider.CreateCompiler();
Debug.Trace("Batching", "Compiling " + pwsci.PageCount + " pages");
CompilerParameters compilParams = compInfo.CompilParams;
compilParams.TempFiles = new TempFileCollection(HttpRuntime.CodegenDirInternal);
// Create the resource file (shared by all the pages in the bucket)
if (pwsci._stringResourceBuilder.HasStrings)
{
string resFileName = compilParams.TempFiles.AddExtension("res");
pwsci._stringResourceBuilder.CreateResourceFile(resFileName);
compilParams.Win32Resource = resFileName;
}
// Never generate debug code when we're batching
compilParams.TempFiles.KeepFiles = false;
compilParams.IncludeDebugInformation = false;
// Compute a table of all the assemblies used by all the pages in the
// bucket, removing duplicates
Hashtable allAssemblies = new Hashtable();
// Place all the generated source file names in an array
string[] files = new string[pwsci.PageCount];
int fileCount = 0;
foreach (BatchCompilationEntry e in pwsci.Pages)
{
Debug.Assert(FileUtil.FileExists(e.GeneratedSourceFile), e.GeneratedSourceFile + " is missing!");
files[fileCount++] = e.GeneratedSourceFile;
// Add all the assemblies
if (e.AssemblyDependencies != null)
{
foreach (Assembly assembly in e.AssemblyDependencies.Keys)
{
string assemblyName = Util.GetAssemblyCodeBase(assembly);
allAssemblies[assemblyName] = null;
}
}
}
Debug.Assert(fileCount == pwsci.PageCount, "fileCount == pwsci.PageCount");
// Now, add all the (non-duplicate) assemblies to the compilParams
foreach (string aname in allAssemblies.Keys)
{
compilParams.ReferencedAssemblies.Add(aname);
}
// Compile them all together into an assembly
CompilerResults results;
try {
results = compiler.CompileAssemblyFromFileBatch(compilParams, files);
}
catch (Exception e) {
Debug.Trace("Batching", "Compilation failed! " + e.Message);
throw new HttpUnhandledException(HttpRuntime.FormatResourceString(SR.CompilationUnhandledException, pwsci.CodeProvider.GetType().FullName), e);
}
finally {
// Delete all the generated source files
for (int i = 0; i < fileCount; i++)
{
File.Delete(files[i]);
}
}
BaseCompiler.ThrowIfCompilerErrors(results, pwsci.CodeProvider, null, null, null);
// Note the assembly that everything ended up in
foreach (BatchCompilationEntry e in pwsci.Pages)
{
e.SetTargetAssembly(results.CompiledAssembly);
CacheResults(context, e);
// Do some cleanup
e.PostCompilation();
}
}
private SourceCompilerCachedEntry CompileAndCache()
{
BaseCompiler.GenerateCompilerParameters(_compilParams);
// Get the set of config assemblies for our context
IDictionary configAssemblies = CompilationConfiguration.GetAssembliesFromContext(_context);
if (_assemblies == null)
{
_assemblies = new Hashtable();
}
// Add all the assemblies from the config object to the hashtable
// This guarantees uniqueness
if (configAssemblies != null)
{
foreach (Assembly asm in configAssemblies.Values)
{
_assemblies[asm] = null;
}
}
// And the assembly of the application object (global.asax)
_assemblies[HttpApplicationFactory.ApplicationType.Assembly] = null;
// Now add all the passed in assemblies to the compilParams
foreach (Assembly asm in _assemblies.Keys)
{
_compilParams.ReferencedAssemblies.Add(Util.GetAssemblyCodeBase(asm));
}
// Instantiate the Compiler
CodeDomProvider codeProvider = (CodeDomProvider)HttpRuntime.CreatePublicInstance(_compilerType);
ICodeCompiler compiler = codeProvider.CreateCompiler();
CompilerResults results;
// Compile the source file or string into an assembly
try {
_utcStart = DateTime.UtcNow;
// If we have a source file, read it as a string and compile it. This way,
// the compiler never needs to read the original file, avoiding permission
// issues (see ASURT 112718)
if (_sourceString == null)
{
_sourceString = Util.StringFromFile(_physicalPath, _context);
// Put in some context so that the file can be debugged.
_linePragma = new CodeLinePragma(_physicalPath, 1);
}
CodeSnippetCompileUnit snippetCompileUnit = new CodeSnippetCompileUnit(_sourceString);
snippetCompileUnit.LinePragma = _linePragma;
results = compiler.CompileAssemblyFromDom(_compilParams, snippetCompileUnit);
}
catch (Exception e) {
throw new HttpUnhandledException(HttpRuntime.FormatResourceString(SR.CompilationUnhandledException, codeProvider.GetType().FullName), e);
}
BaseCompiler.ThrowIfCompilerErrors(results, codeProvider,
null, _physicalPath, _sourceString);
SourceCompilerCachedEntry scce = new SourceCompilerCachedEntry();
// Load the assembly
scce._assembly = results.CompiledAssembly;
// If we have a type name, load the type from the assembly
if (_typeName != null)
{
scce._type = scce._assembly.GetType(_typeName);
// If the type could not be loaded, delete the assembly and rethrow
if (scce._type == null)
{
PreservedAssemblyEntry.RemoveOutOfDateAssembly(scce._assembly.GetName().Name);
// Remember why we failed
_typeNotFoundInAssembly = true;
throw new HttpException(
HttpRuntime.FormatResourceString(SR.Could_not_create_type, _typeName));
}
}
CacheEntryToDisk(scce);
CacheEntryToMemory(scce);
return(scce);
}
