private static string getHandlerMatchExpression(
WebItemGeneralData generalData, IReadOnlyCollection <WebItemParameter> requiredParameters, bool compareEntitySetup) =>
(compareEntitySetup
? "r.EsAsBaseType is {0} match".FormatWith(generalData.ClassName)
: "urlHandler is {0} match".FormatWith(generalData.ClassName)) + StringTools.ConcatenateWithDelimiter(
" && ",
requiredParameters.Select(i => i.GetEqualityExpression("match.{0}".FormatWith(i.PropertyName), i.PropertyName)))
.PrependDelimiter(" && ");
internal static void WriteConstructorAndHelperMethods(
TextWriter writer, WebItemGeneralData generalData, IReadOnlyCollection <WebItemParameter> requiredParameters,
IReadOnlyCollection <WebItemParameter> optionalParameters, bool includeEsParameter, bool isEs)
{
// It's important to force the cache to be enabled in the constructor since these objects are often created in post-back-action getters.
writeConstructorDocComments(writer, requiredParameters);
var constructorParameters = "( " + StringTools.ConcatenateWithDelimiter(
", ",
includeEsParameter ? "EntitySetup es" : "",
WebFrameworkStatics.GetParameterDeclarations(requiredParameters),
optionalParameters.Count > 0
? "Action<{0}> optionalParameterSetter = null".FormatWith(
StringTools.ConcatenateWithDelimiter(
", ",
"OptionalParameterSpecifier",
includeEsParameter ? "EntitySetup" : "",
"Parameters"))
: "",
!isEs ? "string uriFragmentIdentifier = \"\"" : "") + " ) {";
writer.WriteLine("internal {0}".FormatWith(generalData.ClassName) + constructorParameters);
writer.WriteLine("DataAccessState.Current.ExecuteWithCache( () => {");
// Initialize parameter fields. We want to create and call this method even if there are no parameters so that non-generated constructors can still call
// it and remain resistant to changes.
writer.WriteLine(
"initParameters( " + StringTools.ConcatenateWithDelimiter(
", ",
includeEsParameter ? "es" : "",
GetInfoConstructorArgumentsForRequiredParameters(requiredParameters, p => p.Name),
optionalParameters.Count > 0 ? "optionalParameterSetter: optionalParameterSetter" : "",
!isEs ? "uriFragmentIdentifier: uriFragmentIdentifier" : "") + " );");
// Call init.
writer.WriteLine("init();");
writer.WriteLine("} );");
if (generalData.IsResource() && optionalParameters.Any())
{
writer.WriteLine(
"segmentParameterSpecifier = new Lazy<SegmentParameterSpecifier>( () => { var specifier = new SegmentParameterSpecifier(); specifySegmentParameters( specifier ); return specifier; }, LazyThreadSafetyMode.None );");
}
writer.WriteLine("}");
writeInitParametersMethod(writer, generalData, requiredParameters, optionalParameters, includeEsParameter, isEs, constructorParameters);
}
private static void generateForFolder(
TextWriter writer, string projectPath, string projectNamespace, bool projectContainsFramework, ImmutableHashSet <string> ignoredFolderPaths,
string staticFilesFolderPath, string staticFilesFolderUrlParentExpression, string folderPathRelativeToProject)
{
if (ignoredFolderPaths.Contains(folderPathRelativeToProject))
{
return;
}
if (folderPathRelativeToProject == staticFilesFolderPath)
{
generateStaticFileLogic(
writer,
projectPath,
projectNamespace,
projectContainsFramework,
null,
folderPathRelativeToProject,
staticFilesFolderUrlParentExpression);
return;
}
var folderPath = EwlStatics.CombinePaths(projectPath, folderPathRelativeToProject);
// Generate code for the entity setup if one exists in this folder.
var entitySetupFileName = "";
foreach (var fileName in new[] { "EntitySetup.cs" })
{
if (File.Exists(EwlStatics.CombinePaths(folderPath, fileName)))
{
entitySetupFileName = fileName;
break;
}
}
EntitySetup entitySetup = null;
if (entitySetupFileName.Length > 0)
{
var filePathRelativeToProject = Path.Combine(folderPathRelativeToProject, entitySetupFileName);
entitySetup = new EntitySetup(projectContainsFramework, new WebItemGeneralData(projectPath, projectNamespace, filePathRelativeToProject, false));
entitySetup.GenerateCode(writer);
}
if (legacyUrlStatics != null)
{
var files = new List <WebItemGeneralData>();
foreach (var fileName in IoMethods.GetFileNamesInFolder(folderPath, searchPattern: "*.aspx").OrderBy(i => i))
{
var filePath = EwlStatics.CombinePaths(projectPath, folderPathRelativeToProject, fileName);
var aspxLines = File.ReadAllLines(filePath);
if (aspxLines.Length != 1 || !Regex.IsMatch(aspxLines[0], "^<%@ .+ %>$"))
{
throw new Exception("Invalid ASPX file: \"{0}\"".FormatWith(EwlStatics.CombinePaths(folderPathRelativeToProject, fileName)));
}
var newCsLines = new List <string>();
var pageNeeded = true;
foreach (var line in File.ReadAllLines(EwlStatics.CombinePaths(projectPath, folderPathRelativeToProject, fileName + ".cs")))
{
if (pageNeeded && !line.StartsWith("using "))
{
newCsLines.Add("");
newCsLines.Add("// EwlPage");
pageNeeded = false;
}
newCsLines.Add(line.Replace(": EwfPage {", " {").Replace(": EwfPage,", ":"));
}
var newCsFilePath = EwlStatics.CombinePaths(folderPathRelativeToProject, Path.GetFileNameWithoutExtension(fileName) + ".cs");
File.WriteAllText(
EwlStatics.CombinePaths(projectPath, newCsFilePath),
newCsLines.Aggregate((text, line) => text + Environment.NewLine + line),
Encoding.UTF8);
files.Add(new WebItemGeneralData(projectPath, projectNamespace, newCsFilePath, false));
aspxFilePaths.Add(filePath);
aspxFilePaths.Add(filePath + ".cs");
aspxFilePaths.Add(filePath + ".designer.cs");
}
const string folderSetupClassName = "LegacyUrlFolderSetup";
var childPatterns = files.Select(
file =>
"new UrlPattern( encoder => encoder is {0}.UrlEncoder ? EncodingUrlSegment.Create( {1} ) : null, url => string.Equals( url.Segment, {1}, StringComparison.OrdinalIgnoreCase ) ? new {0}.UrlDecoder() : null )"
.FormatWith(file.ClassName, "\"{0}.aspx\"".FormatWith(Path.GetFileNameWithoutExtension(file.FileName))))
.Concat(
IoMethods.GetFolderNamesInFolder(folderPath)
.Where(
subfolderName => {
var subfolderPath = EwlStatics.CombinePaths(folderPathRelativeToProject, subfolderName);
if (subfolderPath == "bin" || subfolderPath == "obj")
{
return(false);
}
bool folderContainsAspxFiles(string path) =>
IoMethods.GetFileNamesInFolder(path, searchPattern: "*.aspx").Any() || IoMethods.GetFolderNamesInFolder(path)
.Any(i => folderContainsAspxFiles(EwlStatics.CombinePaths(path, i)));
return(folderContainsAspxFiles(EwlStatics.CombinePaths(projectPath, subfolderPath)));
})
.Select(
subfolderName => "{0}.{1}.UrlPatterns.Literal( \"{2}\" )".FormatWith(
WebItemGeneralData.GetNamespaceFromPath(projectNamespace, EwlStatics.CombinePaths(folderPathRelativeToProject, subfolderName), false)
.Separate(".", false)
.Last(),
folderSetupClassName,
subfolderName)))
.Materialize();
if (folderPathRelativeToProject.Length == 0)
{
legacyUrlStatics.AppendLine("using System;");
legacyUrlStatics.AppendLine("using System.Collections.Generic;");
legacyUrlStatics.AppendLine("using EnterpriseWebLibrary.EnterpriseWebFramework;");
legacyUrlStatics.AppendLine();
legacyUrlStatics.AppendLine("namespace {0} {{".FormatWith(projectNamespace));
legacyUrlStatics.AppendLine("internal static class LegacyUrlStatics {");
legacyUrlStatics.AppendLine("public static IReadOnlyCollection<UrlPattern> GetPatterns() {");
legacyUrlStatics.AppendLine("var patterns = new List<UrlPattern>();");
foreach (var i in childPatterns)
{
legacyUrlStatics.AppendLine("patterns.Add( {0} );".FormatWith(i));
}
legacyUrlStatics.AppendLine("return patterns;");
legacyUrlStatics.AppendLine("}");
legacyUrlStatics.AppendLine("public static UrlHandler GetParent() => new YourRootHandler();");
legacyUrlStatics.AppendLine("}");
legacyUrlStatics.Append("}");
}
else if (childPatterns.Any())
{
var folderSetup = new StringBuilder();
folderSetup.AppendLine("using System;");
folderSetup.AppendLine("using System.Collections.Generic;");
folderSetup.AppendLine("using EnterpriseWebLibrary.EnterpriseWebFramework;");
folderSetup.AppendLine();
folderSetup.AppendLine("// EwlResource");
folderSetup.AppendLine();
var folderNamespace = WebItemGeneralData.GetNamespaceFromPath(projectNamespace, folderPathRelativeToProject, false);
folderSetup.AppendLine("namespace {0} {{".FormatWith(folderNamespace));
folderSetup.AppendLine("partial class {0} {{".FormatWith(folderSetupClassName));
var namespaces = folderNamespace.Substring(projectNamespace.Length + ".".Length).Separate(".", false);
folderSetup.AppendLine(
"protected override UrlHandler getUrlParent() => {0};".FormatWith(
namespaces.Count == 1
? "LegacyUrlStatics.GetParent()"
: "new {0}.{1}()".FormatWith(namespaces[namespaces.Count - 2], folderSetupClassName)));
folderSetup.AppendLine("protected override ConnectionSecurity ConnectionSecurity => ConnectionSecurity.MatchingCurrentRequest;");
folderSetup.AppendLine("protected override IEnumerable<UrlPattern> getChildUrlPatterns() {");
folderSetup.AppendLine("var patterns = new List<UrlPattern>();");
foreach (var i in childPatterns)
{
folderSetup.AppendLine("patterns.Add( {0} );".FormatWith(i));
}
folderSetup.AppendLine("return patterns;");
folderSetup.AppendLine("}");
folderSetup.AppendLine("}");
folderSetup.Append("}");
Directory.CreateDirectory(EwlStatics.CombinePaths(projectPath, folderPathRelativeToProject, "Legacy URLs"));
File.WriteAllText(
EwlStatics.CombinePaths(projectPath, folderPathRelativeToProject, "Legacy URLs", "{0}.cs".FormatWith(folderSetupClassName)),
folderSetup.ToString(),
Encoding.UTF8);
}
foreach (var file in files)
{
var parentCode = new StringBuilder();
parentCode.AppendLine();
parentCode.AppendLine();
parentCode.AppendLine("namespace {0} {{".FormatWith(file.Namespace));
parentCode.AppendLine("partial class {0} {{".FormatWith(file.ClassName));
parentCode.AppendLine(
"protected override UrlHandler getUrlParent() => {0};".FormatWith(
folderPathRelativeToProject.Length == 0 ? "LegacyUrlStatics.GetParent()" : "new {0}()".FormatWith(folderSetupClassName)));
parentCode.AppendLine("}");
parentCode.Append("}");
File.AppendAllText(EwlStatics.CombinePaths(projectPath, file.PathRelativeToProject), parentCode.ToString(), Encoding.UTF8);
}
}
// Generate code for files in the current folder.
foreach (var fileName in IoMethods.GetFileNamesInFolder(folderPath))
{
if (legacyUrlStatics != null &&
aspxFilePaths.Any(i => i.EqualsIgnoreCase(EwlStatics.CombinePaths(projectPath, folderPathRelativeToProject, fileName))))
{
continue;
}
if (Path.GetExtension(fileName).ToLowerInvariant() != ".cs")
{
continue;
}
var generalData = new WebItemGeneralData(projectPath, projectNamespace, EwlStatics.CombinePaths(folderPathRelativeToProject, fileName), false);
if (!generalData.IsResource())
{
continue;
}
new Resource(projectContainsFramework, generalData, entitySetup).GenerateCode(writer);
}
// Delve into sub folders.
foreach (var subFolderName in IoMethods.GetFolderNamesInFolder(folderPath))
{
var subFolderPath = Path.Combine(folderPathRelativeToProject, subFolderName);
if (subFolderPath == "bin" || subFolderPath == "obj")
{
continue;
}
generateForFolder(
writer,
projectPath,
projectNamespace,
projectContainsFramework,
ignoredFolderPaths,
staticFilesFolderPath,
staticFilesFolderUrlParentExpression,
subFolderPath);
}
}
private static void writeInitParametersMethod(
TextWriter writer, WebItemGeneralData generalData, IReadOnlyCollection <WebItemParameter> requiredParameters,
IReadOnlyCollection <WebItemParameter> optionalParameters, bool includeEsParameter, bool isEs, string constructorParameters)
{
CodeGenerationStatics.AddSummaryDocComment(
writer,
"Initializes required and optional parameters. A call to this should be the first line of every non-generated constructor.");
writer.WriteLine("private void initParameters" + constructorParameters);
if (includeEsParameter)
{
writer.WriteLine("Es = es;");
}
foreach (var requiredParameter in requiredParameters)
{
if (requiredParameter.IsString || requiredParameter.IsEnumerable)
{
writer.WriteLine(
"if( " + requiredParameter.Name +
" == null ) throw new ApplicationException( \"You cannot specify null for the value of a string or an IEnumerable.\" );");
}
writer.WriteLine(requiredParameter.FieldName + " = " + requiredParameter.Name + ";");
}
// Initialize optional parameter fields.
if (optionalParameters.Any())
{
writer.WriteLine("var optionalParametersInitializedFromCurrent = false;");
writer.WriteLine("if( EwfApp.Instance != null && AppRequestState.Instance != null ) {");
// If the list of current URL handlers has a matching object, apply its parameter values.
writer.WriteLine("foreach( var urlHandler in AppRequestState.Instance.UrlHandlers )");
if (isEs)
{
writer.WriteLine("if( urlHandler is ResourceBase r ) {");
writer.WriteLine("if( {0} ) {{".FormatWith(getHandlerMatchExpression(generalData, requiredParameters, true)));
generateMatchingHandlerParameterInitStatements(writer, optionalParameters, false);
writer.WriteLine("}");
writer.WriteLine("}");
writer.WriteLine("else {");
writer.WriteLine("if( {0} ) {{".FormatWith(getHandlerMatchExpression(generalData, requiredParameters, false)));
generateMatchingHandlerParameterInitStatements(writer, optionalParameters, false);
writer.WriteLine("}");
writer.WriteLine("}");
}
else
{
writer.WriteLine("if( {0} ) {{".FormatWith(getHandlerMatchExpression(generalData, requiredParameters, false)));
generateMatchingHandlerParameterInitStatements(writer, optionalParameters, false);
writer.WriteLine("}");
}
// If new parameter values are effective, and the current resource or an ancestor matches this object, apply its new parameter values.
if (generalData.IsPage() || isEs)
{
writer.WriteLine("if( AppRequestState.Instance.NewUrlParameterValuesEffective ) {");
writer.WriteLine("UrlHandler urlHandler = {0}Current;".FormatWith(generalData.IsPage() ? "" : "PageBase."));
writer.WriteLine("do");
if (isEs)
{
writer.WriteLine("if( urlHandler is ResourceBase r ) {");
writer.WriteLine("if( {0} ) {{".FormatWith(getHandlerMatchExpression(generalData, requiredParameters, true)));
generateMatchingHandlerParameterInitStatements(writer, optionalParameters, true);
writer.WriteLine("}");
writer.WriteLine("}");
writer.WriteLine("else {");
writer.WriteLine("if( {0} ) {{".FormatWith(getHandlerMatchExpression(generalData, requiredParameters, false)));
generateMatchingHandlerParameterInitStatements(writer, optionalParameters, true);
writer.WriteLine("}");
writer.WriteLine("}");
}
else
{
writer.WriteLine("if( {0} ) {{".FormatWith(getHandlerMatchExpression(generalData, requiredParameters, false)));
generateMatchingHandlerParameterInitStatements(writer, optionalParameters, true);
writer.WriteLine("}");
}
writer.WriteLine("while( ( urlHandler = urlHandler.GetParent() ) != null );");
writer.WriteLine("}");
}
writer.WriteLine("}");
// Apply parameter values from the setter.
writer.WriteLine("var optionalParameterSpecifier = new OptionalParameterSpecifier();");
writer.WriteLine(
"optionalParameterSetter?.Invoke( {0} );".FormatWith(
StringTools.ConcatenateWithDelimiter(
", ",
"optionalParameterSpecifier",
includeEsParameter ? "es" : "",
"new Parameters( {0} )".FormatWith(
StringTools.ConcatenateWithDelimiter(
", ",
requiredParameters.Select(i => i.PropertyName)
.Append(
"optionalParametersInitializedFromCurrent ? new OptionalParameters( {0} ) : null".FormatWith(
StringTools.ConcatenateWithDelimiter(", ", optionalParameters.Select(i => i.PropertyName)))))))));
foreach (var i in optionalParameters)
{
writer.WriteLine(
"if( optionalParameterSpecifier.{0} ) {1} = optionalParameterSpecifier.{2};".FormatWith(
OptionalParameterPackageStatics.GetWasSpecifiedPropertyName(i),
i.FieldName,
i.PropertyName));
}
// This is called after all current values and values from the setter have been incorporated since these can affect default values.
writer.WriteLine(
"specifyParameterDefaults( {0} );".FormatWith(
StringTools.ConcatenateWithDelimiter(
", ",
WebItemGeneralData.ParameterDefaultsFieldName,
includeEsParameter ? "es" : "",
"new Parameters( {0} )".FormatWith(
StringTools.ConcatenateWithDelimiter(
", ",
requiredParameters.Select(i => i.PropertyName)
.Append(
"new OptionalParameters( {0} )".FormatWith(
StringTools.ConcatenateWithDelimiter(", ", optionalParameters.Select(i => i.PropertyName)))))))));
// Apply default values to parameters not yet initialized.
writer.WriteLine("if( !optionalParametersInitializedFromCurrent ) {");
foreach (var i in optionalParameters)
{
writer.WriteLine(
"if( !optionalParameterSpecifier.{0} && {1}.{0} ) {2} = {1}.{3};".FormatWith(
OptionalParameterPackageStatics.GetWasSpecifiedPropertyName(i),
WebItemGeneralData.ParameterDefaultsFieldName,
i.FieldName,
i.PropertyName));
}
writer.WriteLine("}");
}
if (!isEs)
{
writer.WriteLine("base.uriFragmentIdentifier = uriFragmentIdentifier;");
}
if (optionalParameters.Any())
{
writer.WriteLine("this.optionalParameterSetter = optionalParameterSetter;");
}
writer.WriteLine("}"); // initParameters method
}
private static void generateStaticFileLogic(
TextWriter writer, string projectPath, string projectNamespace, bool inFramework, bool?inVersionedFolder, string folderPathRelativeToProject,
string folderParentExpression)
{
var isRootFolder = !inVersionedFolder.HasValue;
var folderPath = EwlStatics.CombinePaths(projectPath, folderPathRelativeToProject);
var folderNamespace = WebItemGeneralData.GetNamespaceFromPath(projectNamespace, folderPathRelativeToProject, false);
const string folderSetupClassName = "FolderSetup";
var files = IoMethods.GetFileNamesInFolder(folderPath)
.Select(i => new WebItemGeneralData(projectPath, projectNamespace, EwlStatics.CombinePaths(folderPathRelativeToProject, i), true))
.Materialize();
var subfolderNames = IoMethods.GetFolderNamesInFolder(folderPath)
.Where(i => !isRootFolder || i != AppStatics.StaticFileLogicFolderName)
.Materialize();
generateStaticFileFolderSetup(
writer,
inFramework,
isRootFolder,
folderPathRelativeToProject,
folderNamespace,
folderSetupClassName,
folderParentExpression,
files.Select(i => "{0}.UrlPatterns.Literal( \"{1}\" )".FormatWith(i.ClassName, i.FileName))
.Concat(
subfolderNames.Select(
subfolderName => "{0}.{1}.UrlPatterns.Literal( \"{2}\" )".FormatWith(
WebItemGeneralData.GetNamespaceFromPath(projectNamespace, EwlStatics.CombinePaths(folderPathRelativeToProject, subfolderName), false)
.Separate(".", false)
.Last(),
folderSetupClassName,
subfolderName)))
.Materialize());
foreach (var file in files)
{
new StaticFile(file, inFramework, inVersionedFolder == true, folderSetupClassName).GenerateCode(writer);
}
var staticFilesFolderPath = inFramework
? EnterpriseWebFramework.StaticFile.FrameworkStaticFilesSourceFolderPath
: EnterpriseWebFramework.StaticFile.AppStaticFilesFolderName;
var logicFolderPath = EwlStatics.CombinePaths(
projectPath,
staticFilesFolderPath,
AppStatics.StaticFileLogicFolderName,
folderPathRelativeToProject.Substring((staticFilesFolderPath + (isRootFolder ? "" : Path.DirectorySeparatorChar.ToString())).Length));
Directory.CreateDirectory(logicFolderPath);
createStaticFileLogicTemplate(logicFolderPath, folderNamespace, folderSetupClassName);
foreach (var i in files)
{
createStaticFileLogicTemplate(logicFolderPath, i.Namespace, i.ClassName);
}
foreach (var subfolderName in subfolderNames)
{
generateStaticFileLogic(
writer,
projectPath,
projectNamespace,
inFramework,
inVersionedFolder ?? subfolderName == "versioned",
EwlStatics.CombinePaths(folderPathRelativeToProject, subfolderName),
"new {0}.{1}()".FormatWith(folderNamespace.Separate(".", false).Last(), folderSetupClassName));
}
}
