428 lines
22 KiB
C#
428 lines
22 KiB
C#
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//-----------------------------------------------------------------------------
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// Copyright (c) Microsoft Corporation. All rights reserved.
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//-----------------------------------------------------------------------------
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namespace System.ServiceModel.Dispatcher
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{
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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using System.Net;
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using System.Runtime.Serialization.Json;
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using System.ServiceModel.Description;
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using System.ServiceModel.Web;
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using System.ServiceModel.Web.Configuration;
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using System.Text;
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using System.Xml;
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using System.Xml.Linq;
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using System.Globalization;
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using System.Web;
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using System.Xml.Schema;
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class HelpHtmlBuilder
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{
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const string HelpOperationPageUrl = "help/operations/{0}";
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const string HtmlHtmlElementName = "{http://www.w3.org/1999/xhtml}html";
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const string HtmlHeadElementName = "{http://www.w3.org/1999/xhtml}head";
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const string HtmlTitleElementName = "{http://www.w3.org/1999/xhtml}title";
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const string HtmlBodyElementName = "{http://www.w3.org/1999/xhtml}body";
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const string HtmlBrElementName = "{http://www.w3.org/1999/xhtml}br";
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const string HtmlPElementName = "{http://www.w3.org/1999/xhtml}p";
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const string HtmlTableElementName = "{http://www.w3.org/1999/xhtml}table";
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const string HtmlTrElementName = "{http://www.w3.org/1999/xhtml}tr";
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const string HtmlThElementName = "{http://www.w3.org/1999/xhtml}th";
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const string HtmlTdElementName = "{http://www.w3.org/1999/xhtml}td";
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const string HtmlDivElementName = "{http://www.w3.org/1999/xhtml}div";
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const string HtmlAElementName = "{http://www.w3.org/1999/xhtml}a";
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const string HtmlPreElementName = "{http://www.w3.org/1999/xhtml}pre";
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const string HtmlClassAttributeName = "class";
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const string HtmlTitleAttributeName = "title";
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const string HtmlHrefAttributeName = "href";
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const string HtmlRelAttributeName = "rel";
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const string HtmlIdAttributeName = "id";
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const string HtmlNameAttributeName = "name";
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const string HtmlRowspanAttributeName = "rowspan";
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const string HtmlHeading1Class = "heading1";
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const string HtmlContentClass = "content";
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const string HtmlRequestXmlId = "request-xml";
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const string HtmlRequestJsonId = "request-json";
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const string HtmlRequestSchemaId = "request-schema";
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const string HtmlResponseXmlId = "response-xml";
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const string HtmlResponseJsonId = "response-json";
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const string HtmlResponseSchemaId = "response-schema";
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const string HtmlOperationClass = "operation";
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public static XDocument CreateHelpPage(Uri baseUri, IEnumerable<OperationHelpInformation> operations)
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{
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XDocument document = CreateBaseDocument(SR2.GetString(SR2.HelpPageOperationsAt, baseUri));
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XElement table = new XElement(HtmlTableElementName,
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new XElement(HtmlTrElementName,
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new XElement(HtmlThElementName, SR2.GetString(SR2.HelpPageUri)),
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new XElement(HtmlThElementName, SR2.GetString(SR2.HelpPageMethod)),
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new XElement(HtmlThElementName, SR2.GetString(SR2.HelpPageDescription))));
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string lastOperation = null;
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XElement firstTr = null;
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int rowspan = 0;
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foreach (OperationHelpInformation operationHelpInfo in operations.OrderBy(o => FilterQueryVariables(o.UriTemplate)))
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{
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string operationUri = FilterQueryVariables(operationHelpInfo.UriTemplate);
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string description = operationHelpInfo.Description;
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if (String.IsNullOrEmpty(description))
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{
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description = SR2.GetString(SR2.HelpPageDefaultDescription, BuildFullUriTemplate(baseUri, operationHelpInfo.UriTemplate));
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}
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XElement tr = new XElement(HtmlTrElementName,
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new XElement(HtmlTdElementName, new XAttribute(HtmlTitleAttributeName, BuildFullUriTemplate(baseUri, operationHelpInfo.UriTemplate)),
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new XElement(HtmlAElementName,
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new XAttribute(HtmlRelAttributeName, HtmlOperationClass),
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new XAttribute(HtmlHrefAttributeName, String.Format(CultureInfo.InvariantCulture, HelpOperationPageUrl, operationHelpInfo.Name)), operationHelpInfo.Method)),
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new XElement(HtmlTdElementName, description));
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table.Add(tr);
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if (operationUri != lastOperation)
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{
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XElement td = new XElement(HtmlTdElementName, operationUri == lastOperation ? String.Empty : operationUri);
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tr.AddFirst(td);
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if (firstTr != null && rowspan > 1)
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{
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firstTr.Descendants(HtmlTdElementName).First().Add(new XAttribute(HtmlRowspanAttributeName, rowspan));
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}
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firstTr = tr;
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rowspan = 0;
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lastOperation = operationUri;
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}
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++rowspan;
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}
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if (firstTr != null && rowspan > 1)
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{
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firstTr.Descendants(HtmlTdElementName).First().Add(new XAttribute(HtmlRowspanAttributeName, rowspan));
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}
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document.Descendants(HtmlBodyElementName).First().Add(new XElement(HtmlDivElementName, new XAttribute(HtmlIdAttributeName, HtmlContentClass),
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new XElement(HtmlPElementName, new XAttribute(HtmlClassAttributeName, HtmlHeading1Class), SR2.GetString(SR2.HelpPageOperationsAt, baseUri)),
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new XElement(HtmlPElementName, SR2.GetString(SR2.HelpPageStaticText)),
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table));
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return document;
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}
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public static XDocument CreateOperationHelpPage(Uri baseUri, OperationHelpInformation operationInfo)
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{
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XDocument document = CreateBaseDocument(SR2.GetString(SR2.HelpPageReferenceFor, BuildFullUriTemplate(baseUri, operationInfo.UriTemplate)));
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XElement table = new XElement(HtmlTableElementName,
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new XElement(HtmlTrElementName,
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new XElement(HtmlThElementName, SR2.GetString(SR2.HelpPageMessageDirection)),
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new XElement(HtmlThElementName, SR2.GetString(SR2.HelpPageFormat)),
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new XElement(HtmlThElementName, SR2.GetString(SR2.HelpPageBody))));
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RenderMessageInformation(table, operationInfo, true);
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RenderMessageInformation(table, operationInfo, false);
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XElement div = new XElement(HtmlDivElementName, new XAttribute(HtmlIdAttributeName, HtmlContentClass),
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new XElement(HtmlPElementName, new XAttribute(HtmlClassAttributeName, HtmlHeading1Class), SR2.GetString(SR2.HelpPageReferenceFor, BuildFullUriTemplate(baseUri, operationInfo.UriTemplate))),
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new XElement(HtmlPElementName, operationInfo.Description),
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XElement.Parse(SR2.GetString(SR2.HelpPageOperationUri, HttpUtility.HtmlEncode(BuildFullUriTemplate(baseUri, operationInfo.UriTemplate)))),
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XElement.Parse(SR2.GetString(SR2.HelpPageOperationMethod, HttpUtility.HtmlEncode(operationInfo.Method))));
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if (!String.IsNullOrEmpty(operationInfo.JavascriptCallbackParameterName))
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{
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div.Add(XElement.Parse(SR2.GetString(SR2.HelpPageCallbackText, HttpUtility.HtmlEncode(operationInfo.JavascriptCallbackParameterName))), table);
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}
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else
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{
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div.Add(table);
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}
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document.Descendants(HtmlBodyElementName).First().Add(div);
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CreateOperationSamples(document.Descendants(HtmlDivElementName).First(), operationInfo);
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return document;
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}
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public static XDocument CreateMethodNotAllowedPage(Uri helpUri)
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{
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XDocument document = CreateBaseDocument(SR2.GetString(SR2.HelpPageTitleText));
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XElement div = new XElement(HtmlDivElementName, new XAttribute(HtmlIdAttributeName, HtmlContentClass),
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new XElement(HtmlPElementName, new XAttribute(HtmlClassAttributeName, HtmlHeading1Class), SR2.GetString(SR2.HelpPageTitleText)));
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if (helpUri == null)
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{
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div.Add(new XElement(HtmlPElementName, SR2.GetString(SR2.HelpPageMethodNotAllowed)));
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}
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else
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{
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div.Add(XElement.Parse(SR2.GetString(SR2.HelpPageMethodNotAllowedWithLink, HttpUtility.HtmlEncode(helpUri.AbsoluteUri))));
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}
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document.Descendants(HtmlBodyElementName).First().Add(div);
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return document;
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}
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public static XDocument CreateServerErrorPage(Uri helpUri, Exception error)
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{
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XDocument document = CreateBaseDocument(SR2.GetString(SR2.HelpPageRequestErrorTitle));
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XElement div = new XElement(HtmlDivElementName, new XAttribute(HtmlIdAttributeName, HtmlContentClass),
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new XElement(HtmlPElementName, new XAttribute(HtmlClassAttributeName, HtmlHeading1Class), SR2.GetString(SR2.HelpPageRequestErrorTitle)));
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if (helpUri == null)
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{
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if (error != null)
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{
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//TFS Bug 500275: it is not necessary to HtmlEncode the error.Message string here because XElement ctor will encode it.
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div.Add(new XElement(HtmlPElementName, SR2.GetString(SR2.HelpServerErrorProcessingRequestWithDetails, error.Message)));
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div.Add(new XElement(HtmlPElementName, error.StackTrace ?? String.Empty));
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}
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else
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{
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div.Add(new XElement(HtmlPElementName, SR2.GetString(SR2.HelpServerErrorProcessingRequest)));
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}
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}
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else
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{
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string encodedHelpLink = HttpUtility.HtmlEncode(helpUri.AbsoluteUri);
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if (error != null)
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{
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//TFS Bug 500275: XElement.Parse does not HtmlEncode the string passed to it, so we need to encode it before calling Parse.
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string errorMessage = AppSettings.DisableHtmlErrorPageExceptionHtmlEncoding ? error.Message : HttpUtility.HtmlEncode(error.Message);
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div.Add(XElement.Parse(SR2.GetString(SR2.HelpServerErrorProcessingRequestWithDetailsAndLink, encodedHelpLink, errorMessage)));
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div.Add(new XElement(HtmlPElementName, error.StackTrace ?? String.Empty));
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}
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else
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{
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div.Add(XElement.Parse(SR2.GetString(SR2.HelpServerErrorProcessingRequestWithLink, encodedHelpLink)));
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}
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}
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document.Descendants(HtmlBodyElementName).First().Add(div);
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return document;
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}
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public static XDocument CreateEndpointNotFound(Uri helpUri)
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{
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XDocument document = CreateBaseDocument(SR2.GetString(SR2.HelpPageTitleText));
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XElement div = new XElement(HtmlDivElementName, new XAttribute(HtmlIdAttributeName, HtmlContentClass),
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new XElement(HtmlPElementName, new XAttribute(HtmlClassAttributeName, HtmlHeading1Class), SR2.GetString(SR2.HelpPageTitleText)));
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if (helpUri == null)
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{
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div.Add(new XElement(HtmlPElementName, SR2.GetString(SR2.HelpPageEndpointNotFound)));
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}
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else
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{
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div.Add(XElement.Parse(SR2.GetString(SR2.HelpPageEndpointNotFoundWithLink, HttpUtility.HtmlEncode(helpUri.AbsoluteUri))));
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}
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document.Descendants(HtmlBodyElementName).First().Add(div);
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return document;
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}
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public static XDocument CreateTransferRedirectPage(string originalTo, string newLocation)
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{
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XDocument document = CreateBaseDocument(SR2.GetString(SR2.HelpPageTitleText));
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XElement div = new XElement(HtmlDivElementName, new XAttribute(HtmlIdAttributeName, HtmlContentClass),
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new XElement(HtmlPElementName, new XAttribute(HtmlClassAttributeName, HtmlHeading1Class), SR2.GetString(SR2.HelpPageTitleText)),
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XElement.Parse(SR2.GetString(SR2.HelpPageRedirect, HttpUtility.HtmlEncode(originalTo), HttpUtility.HtmlEncode(newLocation))));
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document.Descendants(HtmlBodyElementName).First().Add(div);
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return document;
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}
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static XDocument CreateBaseDocument(string title)
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{
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return new XDocument(
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new XDocumentType("html", "-//W3C//DTD XHTML 1.0 Transitional//EN", "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd", null),
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new XElement(HtmlHtmlElementName,
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new XElement(HtmlHeadElementName,
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new XElement(HtmlTitleElementName, title),
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new XElement("{http://www.w3.org/1999/xhtml}style", SR2.GetString(SR2.HelpPageHtml))),
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new XElement(HtmlBodyElementName)));
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}
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static string FilterQueryVariables(string uriTemplate)
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{
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int variablesIndex = uriTemplate.IndexOf('?');
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if (variablesIndex > 0)
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{
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return uriTemplate.Substring(0, variablesIndex);
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}
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return uriTemplate;
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}
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static void RenderMessageInformation(XElement table, OperationHelpInformation operationInfo, bool isRequest)
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{
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MessageHelpInformation info = isRequest ? operationInfo.Request : operationInfo.Response;
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string direction = isRequest ? SR2.GetString(SR2.HelpPageRequest) : SR2.GetString(SR2.HelpPageResponse);
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string nonLocalizedDirection = isRequest ? HtmlRequestXmlId : HtmlResponseXmlId;
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if (info.BodyDescription != null)
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{
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table.Add(new XElement(HtmlTrElementName,
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new XElement(HtmlTdElementName, direction),
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new XElement(HtmlTdElementName, info.FormatString),
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new XElement(HtmlTdElementName, info.BodyDescription)));
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}
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else
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{
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if (info.XmlExample != null || info.Schema != null)
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{
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XElement contentTd;
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table.Add(new XElement(HtmlTrElementName,
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new XElement(HtmlTdElementName, direction),
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new XElement(HtmlTdElementName, "Xml"),
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contentTd = new XElement(HtmlTdElementName)));
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if (info.XmlExample != null)
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{
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contentTd.Add(new XElement(HtmlAElementName, new XAttribute(HtmlHrefAttributeName, "#" + (isRequest ? HtmlRequestXmlId : HtmlResponseXmlId)), SR2.GetString(SR2.HelpPageExample)));
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if (info.Schema != null)
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{
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contentTd.Add(",");
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}
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}
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if (info.Schema != null)
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{
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contentTd.Add(new XElement(HtmlAElementName, new XAttribute(HtmlHrefAttributeName, "#" + (isRequest ? HtmlRequestSchemaId : HtmlResponseSchemaId)), SR2.GetString(SR2.HelpPageSchema)));
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}
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}
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if (info.JsonExample != null)
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{
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table.Add(new XElement(HtmlTrElementName,
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new XElement(HtmlTdElementName, direction),
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new XElement(HtmlTdElementName, "Json"),
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new XElement(HtmlTdElementName,
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new XElement(HtmlAElementName, new XAttribute(HtmlHrefAttributeName, "#" + (isRequest ? HtmlRequestJsonId : HtmlResponseJsonId)), SR2.GetString(SR2.HelpPageExample)))));
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}
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}
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}
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static void CreateOperationSamples(XElement element, OperationHelpInformation operationInfo)
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{
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if (operationInfo.Request.XmlExample != null)
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{
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element.Add(GenerateSampleXml(operationInfo.Request.XmlExample, SR2.GetString(SR2.HelpPageXmlRequest), HtmlRequestXmlId));
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}
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if (operationInfo.Request.JsonExample != null)
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{
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element.Add(AddSampleJson(operationInfo.Request.JsonExample, SR2.GetString(SR2.HelpPageJsonRequest), HtmlRequestJsonId));
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}
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if (operationInfo.Response.XmlExample != null)
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{
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element.Add(GenerateSampleXml(operationInfo.Response.XmlExample, SR2.GetString(SR2.HelpPageXmlResponse), HtmlResponseXmlId));
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}
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|
|
if (operationInfo.Response.JsonExample != null)
|
|||
|
|
{
|
|||
|
|
element.Add(AddSampleJson(operationInfo.Response.JsonExample, SR2.GetString(SR2.HelpPageJsonResponse), HtmlResponseJsonId));
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if (operationInfo.Request.Schema != null)
|
|||
|
|
{
|
|||
|
|
element.Add(GenerateSampleXml(XmlSchemaToXElement(operationInfo.Request.Schema), SR2.GetString(SR2.HelpPageRequestSchema), HtmlRequestSchemaId));
|
|||
|
|
int count = 0;
|
|||
|
|
foreach (XmlSchema schema in operationInfo.Request.SchemaSet.Schemas())
|
|||
|
|
{
|
|||
|
|
if (schema.TargetNamespace != operationInfo.Request.Schema.TargetNamespace)
|
|||
|
|
{
|
|||
|
|
element.Add(GenerateSampleXml(XmlSchemaToXElement(schema), ++count == 1 ? SR2.GetString(SR2.HelpPageAdditionalRequestSchema) : null, HtmlRequestSchemaId));
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
if (operationInfo.Response.Schema != null)
|
|||
|
|
{
|
|||
|
|
element.Add(GenerateSampleXml(XmlSchemaToXElement(operationInfo.Response.Schema), SR2.GetString(SR2.HelpPageResponseSchema), HtmlResponseSchemaId));
|
|||
|
|
int count = 0;
|
|||
|
|
foreach (XmlSchema schema in operationInfo.Response.SchemaSet.Schemas())
|
|||
|
|
{
|
|||
|
|
if (schema.TargetNamespace != operationInfo.Response.Schema.TargetNamespace)
|
|||
|
|
{
|
|||
|
|
element.Add(GenerateSampleXml(XmlSchemaToXElement(schema), ++count == 1 ? SR2.GetString(SR2.HelpPageAdditionalResponseSchema) : null, HtmlResponseSchemaId));
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
private static XElement XmlSchemaToXElement(XmlSchema schema)
|
|||
|
|
{
|
|||
|
|
XmlWriterSettings settings = new XmlWriterSettings
|
|||
|
|
{
|
|||
|
|
CloseOutput = false,
|
|||
|
|
Indent = true,
|
|||
|
|
};
|
|||
|
|
|
|||
|
|
XDocument schemaDocument = new XDocument();
|
|||
|
|
|
|||
|
|
using (XmlWriter writer = XmlWriter.Create(schemaDocument.CreateWriter(), settings))
|
|||
|
|
{
|
|||
|
|
schema.Write(writer);
|
|||
|
|
}
|
|||
|
|
return schemaDocument.Root;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
static XElement AddSample(object content, string title, string label)
|
|||
|
|
{
|
|||
|
|
if (String.IsNullOrEmpty(title))
|
|||
|
|
{
|
|||
|
|
return new XElement(HtmlPElementName,
|
|||
|
|
new XElement(HtmlPreElementName, new XAttribute(HtmlClassAttributeName, label), content));
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
return new XElement(HtmlPElementName,
|
|||
|
|
new XElement(HtmlAElementName, new XAttribute(HtmlNameAttributeName, label), title),
|
|||
|
|
new XElement(HtmlPreElementName, new XAttribute(HtmlClassAttributeName, label), content));
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
static XElement GenerateSampleXml(XElement content, string title, string label)
|
|||
|
|
{
|
|||
|
|
StringBuilder sample = new StringBuilder();
|
|||
|
|
using (XmlWriter writer = XmlTextWriter.Create(sample, new XmlWriterSettings { Indent = true, OmitXmlDeclaration = true }))
|
|||
|
|
{
|
|||
|
|
content.WriteTo(writer);
|
|||
|
|
}
|
|||
|
|
return AddSample(sample.ToString(), title, label);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
static XElement AddSampleJson(XElement content, string title, string label)
|
|||
|
|
{
|
|||
|
|
StringBuilder sample = new StringBuilder();
|
|||
|
|
using (MemoryStream stream = new MemoryStream())
|
|||
|
|
{
|
|||
|
|
using (XmlJsonWriter writer = new XmlJsonWriter())
|
|||
|
|
{
|
|||
|
|
writer.SetOutput(stream, Encoding.Unicode, false);
|
|||
|
|
content.WriteTo(writer);
|
|||
|
|
}
|
|||
|
|
stream.Position = 0;
|
|||
|
|
sample.Append(new StreamReader(stream, Encoding.Unicode).ReadToEnd());
|
|||
|
|
}
|
|||
|
|
int depth = 0;
|
|||
|
|
bool inString = false;
|
|||
|
|
for (int i = 0; i < sample.Length; ++i)
|
|||
|
|
{
|
|||
|
|
if (sample[i] == '"')
|
|||
|
|
{
|
|||
|
|
inString = !inString;
|
|||
|
|
}
|
|||
|
|
else if (sample[i] == '{')
|
|||
|
|
{
|
|||
|
|
sample.Insert(i + 1, "\n" + new String('\t', ++depth));
|
|||
|
|
i += depth + 1;
|
|||
|
|
}
|
|||
|
|
else if (sample[i] == ',' && !inString)
|
|||
|
|
{
|
|||
|
|
sample.Insert(i + 1, "\n" + new String('\t', depth));
|
|||
|
|
}
|
|||
|
|
else if (sample[i] == '}' && depth > 0)
|
|||
|
|
{
|
|||
|
|
sample.Insert(i, "\n" + new String('\t', --depth));
|
|||
|
|
i += depth + 1;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
return AddSample(sample.ToString(), title, label);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
static string BuildFullUriTemplate(Uri baseUri, string uriTemplate)
|
|||
|
|
{
|
|||
|
|
UriTemplate template = new UriTemplate(uriTemplate);
|
|||
|
|
Uri result = template.BindByPosition(baseUri, template.PathSegmentVariableNames.Concat(template.QueryValueVariableNames).Select(name => "{" + name + "}").ToArray());
|
|||
|
|
return result.ToString();
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|