private async Task GetHtmlContent()
{
var rawTopic = new TopicInformation {
OriginalName = SelectedTopic.Title, Type = SelectedTopic.Type
};
ImageRootUrl = string.Empty;
var normalizedLink = SelectedTopic.LinkPure.ToLowerInvariant();
if (normalizedLink.StartsWith("https://") || normalizedLink.StartsWith("http://"))
{
// This is an absolute link, so we can just try to load it
rawTopic.OriginalContent = await WebClientEx.GetStringAsync(SelectedTopic.Link);
ImageRootUrl = StringHelper.JustPath(SelectedTopic.Link) + "/";
}
else if (!string.IsNullOrEmpty(normalizedLink))
{
var repositoryType = RepositoryTypeHelper.GetTypeFromTypeName(GetSetting <string>(SettingsEnum.RepositoryType));
// Even if the overall repository type is something else, we will switch to different repository access for specific node types,
// as they may point to other repositories or require different APIs even within the same repository
if (TopicTypeHelper.IsVstsWorkItemType(rawTopic?.Type))
{
repositoryType = RepositoryTypes.VstsWorkItemTracking;
}
switch (repositoryType)
{
case RepositoryTypes.GitHubRaw:
var fullGitHubRawUrl = GitHubMasterUrlRaw + SelectedTopic.Link;
if (string.IsNullOrEmpty(rawTopic.Type))
{
rawTopic.Type = TopicTypeHelper.GetTopicTypeFromLink(fullGitHubRawUrl);
}
if (TopicTypeHelper.IsMatch(rawTopic.Type, TopicBodyFormats.Markdown) || TopicTypeHelper.IsMatch(rawTopic.Type, TopicBodyFormats.Html))
{
rawTopic.OriginalContent = await WebClientEx.GetStringAsync(fullGitHubRawUrl);
}
else if (TopicTypeHelper.IsMatch(rawTopic.Type, TopicBodyFormats.ImageUrl))
{
rawTopic.OriginalContent = fullGitHubRawUrl;
}
ImageRootUrl = StringHelper.JustPath(fullGitHubRawUrl);
if (!string.IsNullOrEmpty(ImageRootUrl) && !ImageRootUrl.EndsWith("/"))
{
ImageRootUrl += "/";
}
break;
case RepositoryTypes.GitHubApi:
if (TopicTypeHelper.IsMatch(rawTopic.Type, TopicBodyFormats.Markdown) || TopicTypeHelper.IsMatch(rawTopic.Type, TopicBodyFormats.Html))
{
var gitHubClient = new GithubRepositoryParser(GitHubOwner, GitHubRepository, GitHubPat);
var gitHubContent = await gitHubClient.GetItemContent(SelectedTopic.Link);
rawTopic.OriginalContent = gitHubContent.Text;
}
// TODO: else if (TopicTypeHelper.IsMatch(rawTopic.Type, TopicBodyFormats.ImageUrl))
// rawTopic.OriginalContent = fullGitHubRawUrl;
//ImageRootUrl = StringHelper.JustPath(fullGitHubRawUrl);
//if (!string.IsNullOrEmpty(ImageRootUrl) && !ImageRootUrl.EndsWith("/")) ImageRootUrl += "/";
break;
case RepositoryTypes.VstsGit:
if (!string.IsNullOrEmpty(SelectedTopic.LinkPure))
{
rawTopic.OriginalContent = await VstsHelper.GetFileContents(SelectedTopic.LinkPure, GetSetting <string>(SettingsEnum.VstsInstance), GetSetting <string>(SettingsEnum.VstsProjectName), GetSetting <string>(SettingsEnum.VstsDocsFolder), GetSetting <string>(SettingsEnum.VstsPat), GetSetting <string>(SettingsEnum.VstsApiVersion));
}
ImageRootUrl = "/___FileProxy___?mode=" + RepositoryTypeNames.VstsGit + "&path=";
if (SelectedTopic.LinkPure.Contains("/"))
{
ImageRootUrl += StringHelper.JustPath(SelectedTopic.LinkPure) + "/";
}
break;
case RepositoryTypes.VstsWorkItemTracking:
if ((TopicTypeHelper.IsMatch(rawTopic?.Type, TopicBodyFormats.VstsWorkItemQuery) || TopicTypeHelper.IsMatch(rawTopic?.Type, TopicBodyFormats.VstsWorkItemQueries)) && HttpContext.Request.Query.ContainsKey("workitemnumber"))
{
// The current node is a work item query, but we use it as a context to get the actual work item
var itemNumber = int.Parse(HttpContext.Request.Query["workitemnumber"]);
rawTopic.OriginalContent = await VstsHelper.GetWorkItemJson(itemNumber, GetSetting <string>(SettingsEnum.VstsInstance), GetSetting <string>(SettingsEnum.VstsPat), GetSetting <string>(SettingsEnum.VstsApiVersion));
rawTopic.Type = TopicBodyFormats.VstsWorkItem;
}
else if (TopicTypeHelper.IsMatch(rawTopic?.Type, TopicBodyFormats.VstsWorkItemQueries) && HttpContext.Request.Query.ContainsKey("queryid"))
{
// The current node is a list of work item queries, but we use it as a context to run the actual query
var queryId = HttpContext.Request.Query["queryid"];
var queryInfoJson = await VstsHelper.GetWorkItemQueriesJson(queryId, GetSetting <string>(SettingsEnum.VstsInstance), GetSetting <string>(SettingsEnum.VstsProjectName), GetSetting <string>(SettingsEnum.VstsPat), GetSetting <string>(SettingsEnum.VstsApiVersion));
dynamic queryInfo = JObject.Parse(queryInfoJson);
if (queryInfo != null)
{
Title = "Query: " + queryInfo.name;
}
rawTopic.OriginalContent = await VstsHelper.RunWorkItemQueryJson(queryId, GetSetting <string>(SettingsEnum.VstsInstance), GetSetting <string>(SettingsEnum.VstsProjectName), GetSetting <string>(SettingsEnum.VstsPat), GetSetting <string>(SettingsEnum.VstsApiVersion));
if (rawTopic.OriginalContent.StartsWith("{"))
{
rawTopic.Type = TopicBodyFormats.VstsWorkItemQuery;
}
else
{
rawTopic.Type = TopicBodyFormats.Markdown; // Something went wrong, but one way or another, we didn't end up with JSON
}
}
else if (TopicTypeHelper.IsMatch(rawTopic?.Type, TopicBodyFormats.VstsWorkItem))
{
// Plain work item node
var itemNumber = int.Parse(SelectedTopic.Link);
rawTopic.OriginalContent = await VstsHelper.GetWorkItemJson(itemNumber, GetSetting <string>(SettingsEnum.VstsInstance), GetSetting <string>(SettingsEnum.VstsPat), GetSetting <string>(SettingsEnum.VstsApiVersion));
}
else if (TopicTypeHelper.IsMatch(rawTopic?.Type, TopicBodyFormats.VstsWorkItemQueries))
{
// Plain work item queries
rawTopic.OriginalContent = await VstsHelper.GetWorkItemQueriesJson(SelectedTopic.Link, GetSetting <string>(SettingsEnum.VstsInstance), GetSetting <string>(SettingsEnum.VstsProjectName), GetSetting <string>(SettingsEnum.VstsPat), GetSetting <string>(SettingsEnum.VstsApiVersion));
Title = SelectedTopic.Title;
}
else if (TopicTypeHelper.IsMatch(rawTopic?.Type, TopicBodyFormats.VstsWorkItemQuery))
{
// Plain work item query
rawTopic.OriginalContent = await VstsHelper.RunWorkItemQueryJson(SelectedTopic.Link, GetSetting <string>(SettingsEnum.VstsInstance), GetSetting <string>(SettingsEnum.VstsProjectName), GetSetting <string>(SettingsEnum.VstsPat), GetSetting <string>(SettingsEnum.VstsApiVersion));
Title = SelectedTopic.Title;
}
Vsts.ImageLink = "/___FileProxy___?mode=" + RepositoryTypeNames.VstsWorkItemTracking + "&topic=" + CurrentSlug + "&path=";
break;
}
}
var renderer = TopicRendererFactory.GetTopicRenderer(rawTopic);
var intermediateHtml = renderer.RenderToHtml(rawTopic, ImageRootUrl, this);
if (!string.IsNullOrEmpty(intermediateHtml))
{
intermediateHtml = await ProcessKavaTopic(intermediateHtml);
intermediateHtml = AutoGenerateTitle(intermediateHtml);
intermediateHtml = ProcessBrokenImageLinks(intermediateHtml, ImageRootUrl);
}
Html = intermediateHtml;
Json = renderer.RenderToJson(rawTopic, ImageRootUrl, this);
TemplateName = renderer.GetTemplateName(rawTopic, TemplateName, this);
if (string.IsNullOrEmpty(Html) && SelectedTopic != null)
{
var sb = new StringBuilder();
sb.Append("<h1>" + SelectedTopic.Title + "</h1>");
if (SelectedTopic.Topics.Count > 0)
{
sb.Append("<ul>");
foreach (var topic in SelectedTopic.Topics)
{
sb.Append("<li class=\"kava-auto-link\">");
sb.Append("<a href=\"" + TopicHelper.GetNormalizedName(topic.Title) + "\">");
sb.Append(topic.Title);
sb.Append("</a>");
sb.Append("</li>");
}
sb.Append("</ul>");
}
Html = sb.ToString();
}
}
private async Task BuildToc()
{
string tocJson = null;
var repositoryType = RepositoryTypeHelper.GetTypeFromTypeName(GetSetting <string>(SettingsEnum.RepositoryType));
var logoUrl = GetSetting <string>(SettingsEnum.LogoPath);
var logoUrlLower = logoUrl.ToLowerInvariant();
var logoUrlIsAbsolute = true;
if (!logoUrl.StartsWith("http://") && !logoUrl.StartsWith("https://"))
{
logoUrlIsAbsolute = false;
}
LogoUrl = logoUrl;
if (UseSqlServer) // SQL server *may* provide a local tabe of contents that would override all others
{
tocJson = await SqlDataAccess.GetRepositoryLocalTableOfContents(CurrentPrefix);
}
if (string.IsNullOrEmpty(tocJson))
{
switch (repositoryType)
{
case RepositoryTypes.GitHubRaw:
tocJson = await TableOfContentsHelper.GetTocJsonFromGitHubRaw(GitHubMasterUrlRaw);
if (!logoUrlIsAbsolute)
{
LogoUrl = GitHubMasterUrlRaw + logoUrl;
}
break;
case RepositoryTypes.GitHubApi:
tocJson = await TableOfContentsHelper.GetTocJsonFromGitHubApi(GitHubOwner, GitHubRepository, GitHubPat);
// TODO: if (!logoUrlIsAbsolute)
// LogoUrl = GitHubMasterUrlRaw + logoUrl;
break;
case RepositoryTypes.VstsGit:
tocJson = await VstsHelper.GetTocJson(GetSetting <string>(SettingsEnum.VstsInstance), GetSetting <string>(SettingsEnum.VstsProjectName), GetSetting <string>(SettingsEnum.VstsDocsFolder), GetSetting <string>(SettingsEnum.VstsPat), GetSetting <string>(SettingsEnum.VstsApiVersion));
if (!logoUrlIsAbsolute)
{
LogoUrl = $"/___FileProxy___?mode=vstsgit&path={logoUrl}";
}
break;
}
}
if (string.IsNullOrEmpty(tocJson))
{
return;
}
var dynamicToc = TableOfContentsHelper.GetDynamicTocFromJson(tocJson);
if (dynamicToc.title != null)
{
RepositoryTitle = dynamicToc.title;
}
if (dynamicToc.owner != null)
{
Owner = dynamicToc.owner;
}
Topics = TableOfContentsHelper.BuildTocFromDynamicToc(dynamicToc, this, CurrentSlug, out List <TableOfContentsItem> flatTopicList);
FlatTopics = flatTopicList;
MainMenu = TableOfContentsHelper.BuildMainMenuStructureFromDynamicToc(dynamicToc);
var matchingTopic = FlatTopics.FirstOrDefault(t => TopicHelper.SlugMatchesTopic(CurrentSlug, t));
if (matchingTopic == null)
{
matchingTopic = FlatTopics.FirstOrDefault(t => TopicHelper.SlugMatchesTopic(CurrentSlug, t, true));
}
if (matchingTopic == null)
{
matchingTopic = FlatTopics.FirstOrDefault(t => TopicHelper.LinkMatchesTopic(CurrentSlug, t));
}
if (matchingTopic == null)
{
matchingTopic = Topics.FirstOrDefault();
}
SelectedTopic = matchingTopic;
TableOfContentsHelper.EnsureExpanded(SelectedTopic);
TocSettings = dynamicToc.settings;
CurrentTopicSettings = SelectedTopic?.SettingsDynamic;
}
public async Task <IActionResult> FileProxy(string mode, string path, string topic = "", string fileName = "")
{
// Special processing for file retrieval of attachments to TFS work items. This is mainly used to return images in item descriptions.
if (RepositoryTypeHelper.IsMatch(mode, RepositoryTypeNames.VstsWorkItemTracking))
{
var model = new TopicViewModel(topic, HttpContext);
if (SqlDataAccess.CanUseSql)
{
var prefix = ControllerHelper.GetCurrentDomainPrefix(HttpContext.Request);
var settings = await SqlDataAccess.GetSqlRepositorySettingsDynamic(prefix);
if (settings == null)
{
return(NotFound($"Document repository {prefix} does not exist."));
}
model.SetRootSettingsForRequest(settings);
}
await model.LoadData(buildHtml : false, buildToc : true);
var instance = model.GetSetting <string>(SettingsEnum.VstsInstance);
var pat = model.GetSetting <string>(SettingsEnum.VstsPat);
var stream = await VstsHelper.GetWorkItemAttachmentStream(path, instance, pat);
return(File(stream, GetContentTypeFromUrl(fileName), fileName));
}
// If we got this far, and the path is a fully qualified URL, then we just retrieve it
if (path.ToLowerInvariant().StartsWith("http://") || path.ToLowerInvariant().StartsWith("https://"))
{
using (var client = new WebClientEx())
{
var data = await client.DownloadDataTaskAsync(new Uri(path));
return(File(data, GetContentTypeFromUrl(path), StringHelper.JustFileName(path)));
}
}
// If it is in a VSTS Git repository, we use the API to retrieve it
if (RepositoryTypeHelper.IsMatch(mode, RepositoryTypeNames.VstsGit))
{
if (SqlDataAccess.CanUseSql)
{
var prefix = ControllerHelper.GetCurrentDomainPrefix(HttpContext.Request);
var settings = await SqlDataAccess.GetSqlRepositorySettingsDynamic(prefix);
if (settings == null)
{
return(NotFound($"Document repository {prefix} does not exist."));
}
var stream = await VstsHelper.GetFileStream(path,
SettingsHelper.GetSetting <string>(SettingsEnum.VstsInstance, requestRootSettings: settings),
SettingsHelper.GetSetting <string>(SettingsEnum.VstsProjectName, requestRootSettings: settings),
SettingsHelper.GetSetting <string>(SettingsEnum.VstsDocsFolder, requestRootSettings: settings),
SettingsHelper.GetSetting <string>(SettingsEnum.VstsPat, requestRootSettings: settings),
SettingsHelper.GetSetting <string>(SettingsEnum.VstsApiVersion, requestRootSettings: settings));
return(File(stream, GetContentTypeFromUrl(path), StringHelper.JustFileName(path)));
}
else
{
var stream = await VstsHelper.GetFileStream(path,
SettingsHelper.GetSetting <string>(SettingsEnum.VstsInstance),
SettingsHelper.GetSetting <string>(SettingsEnum.VstsProjectName),
SettingsHelper.GetSetting <string>(SettingsEnum.VstsDocsFolder),
SettingsHelper.GetSetting <string>(SettingsEnum.VstsPat),
SettingsHelper.GetSetting <string>(SettingsEnum.VstsApiVersion));
return(File(stream, GetContentTypeFromUrl(path), StringHelper.JustFileName(path)));
}
}
// Otherwise, we got nothing :-)
return(null);
}
