private async Task WriteToStream(Stream outputStream, IViewEngine viewEngine, IPageViewDefinition viewDefinition)
{
using (var writer = new StreamWriter(outputStream))
{
SourceLocation errorLocation = null;
Exception error = null;
try
{
viewDefinition.Render(viewEngine, writer);
}
catch (VeilParserException ex)
{
error = ex;
errorLocation = ex.Location;
}
catch (VeilCompilerException ex)
{
error = ex;
errorLocation = ex.Node.Location;
}
catch (Exception ex)
{
error = ex;
}
if (error != null)
await GetErrorPage(writer, error, errorLocation).ConfigureAwait(false);
}
}
private async Task WritePageDefinition(IPageViewDefinition viewDefinition, PathInfo fileName)
{
using (var stream = new StreamWriter(_fileSystem.OpenWrite(fileName)))
{
var value = JsonConvert.SerializeObject(viewDefinition, Formatting.Indented);
await stream.WriteAsync(value).ConfigureAwait(false);
}
}
public async Task<bool> UpdateViewDefinitionForId(string id, IPageViewDefinition viewDefinition)
{
var fileId = PathInfo.Create(id);
if (!_fileSystem.FileExists(fileId))
return false;
await WritePageDefinition(viewDefinition, fileId).ConfigureAwait(false);
return true;
}
protected HttpResponseMessage View(IViewEngine viewEngine, IPageViewDefinition siteDefinition)
{
var message = new HttpResponseMessage(HttpStatusCode.OK)
{
Content =
new PushStreamContent((o, c, t) => WriteToStream(o, viewEngine, siteDefinition),
new MediaTypeHeaderValue("text/html"))
};
return message;
}
protected HttpResponseMessage View(IViewEngine viewEngine, IPageViewDefinition siteDefinition)
{
var message = new HttpResponseMessage(HttpStatusCode.OK)
{
Content =
new PushStreamContent((o, c, t) => WriteToStream(o, viewEngine, siteDefinition),
new MediaTypeHeaderValue("text/html"))
};
return(message);
}
public bool TryGetFromViewId(string id, out IPageViewDefinition viewDefinition)
{
var fileId = PathInfo.Create(id);
if (_fileSystem.FileExists(fileId))
{
if (TryReadPageDefinition(out viewDefinition, fileId))
return true;
}
viewDefinition = null;
return false;
}
public bool TryGetFromView(string path, out IPageViewDefinition viewDefinition)
{
var fileName = _fileSystem.Path.ChangeExtension(_fileSystem.Path.Combine(_viewPathInfo, PathInfo.Create(path)), "html.json");
if (_fileSystem.FileExists(fileName))
{
if (TryReadPageDefinition(out viewDefinition, fileName))
return true;
}
viewDefinition = null;
return false;
}
public async Task <bool> UpdateViewDefinitionForId(string id, IPageViewDefinition viewDefinition)
{
var fileId = PathInfo.Create(id);
if (!_fileSystem.FileExists(fileId))
{
return(false);
}
await WritePageDefinition(viewDefinition, fileId).ConfigureAwait(false);
return(true);
}
private static TemplateItemModel GetViews(string section, IPageViewDefinition pageViewDefinition)
{
var schemaUrl = "/web/viewdefinition_schema.json";
var dataUrl = string.Format("/{0}model/{1}", section, pageViewDefinition.Id);
var templateUrl = string.Format("/{0}{1}", section, pageViewDefinition.Id);
return(new TemplateItemModel
{
Text = pageViewDefinition.Id,
Url = string.Format("/web/module?id={0}&app={1}", pageViewDefinition.Id, section),
EditUrl = string.Format("/web/edit?schema={0}&data={1}&template={2}&id={4}&app={3}", schemaUrl, dataUrl, templateUrl, section, pageViewDefinition.Id),
PageEditUrl = string.Format("/web/page_edit?id={0}&app={1}", pageViewDefinition.Id, section)
});
}
private bool TryReadPageDefinition(out IPageViewDefinition viewDefinition, PathInfo fileName)
{
using (var reader = new JsonTextReader(new StreamReader(_fileSystem.OpenRead(fileName))))
{
viewDefinition = Deserialize(reader);
if (viewDefinition == null)
return false;
viewDefinition.Id = fileName.ToString();
return true;
}
}
private static TemplateItemModel GetViews(string section, IPageViewDefinition pageViewDefinition)
{
var schemaUrl = "/web/viewdefinition_schema.json";
var dataUrl = string.Format("/{0}model/{1}", section, pageViewDefinition.Id);
var templateUrl = string.Format("/{0}{1}", section, pageViewDefinition.Id);
return new TemplateItemModel
{
Text = pageViewDefinition.Id,
Url = string.Format("/web/module?id={0}&app={1}", pageViewDefinition.Id, section),
EditUrl = string.Format("/web/edit?schema={0}&data={1}&template={2}&id={4}&app={3}", schemaUrl, dataUrl, templateUrl, section, pageViewDefinition.Id),
PageEditUrl = string.Format("/web/page_edit?id={0}&app={1}", pageViewDefinition.Id, section)
};
}
public bool TryGetFromViewId(string id, out IPageViewDefinition viewDefinition)
{
var fileId = PathInfo.Create(id);
if (_fileSystem.FileExists(fileId))
{
if (TryReadPageDefinition(out viewDefinition, fileId))
{
return(true);
}
}
viewDefinition = null;
return(false);
}
public bool TryGetFromView(string path, out IPageViewDefinition viewDefinition)
{
var fileName = _fileSystem.Path.ChangeExtension(_fileSystem.Path.Combine(_viewPathInfo, PathInfo.Create(path)), "html.json");
if (_fileSystem.FileExists(fileName))
{
if (TryReadPageDefinition(out viewDefinition, fileName))
{
return(true);
}
}
viewDefinition = null;
return(false);
}
private bool TryReadPageDefinition(out IPageViewDefinition viewDefinition, PathInfo fileName)
{
using (var reader = new JsonTextReader(new StreamReader(_fileSystem.OpenRead(fileName))))
{
viewDefinition = Deserialize(reader);
if (viewDefinition == null)
{
return(false);
}
viewDefinition.Id = fileName.ToString();
return(true);
}
}
private static async Task <string> CreateSiteHtml(IView view, IPageViewDefinition siteDefinition)
{
var pageHtmlBuilder = new StringBuilder();
using (var writer = new StringWriter(pageHtmlBuilder))
{
var context = new RenderingContext(writer);
context.Data.Add("pageEditor", true);
context.Data.Add("siteDefinition", siteDefinition);
view.Render(JObject.FromObject(siteDefinition), context);
}
var html = pageHtmlBuilder.ToString();
html = html.Replace("<!DOCTYPE html>", "").Replace("<html>", "").Replace("</html>", "");
html = new Regex("<head>(.*)</head>", RegexOptions.Singleline).Replace(html, "");
html = new Regex("<script( src[=]\".*\")?>(.*)</script>", RegexOptions.Singleline).Replace(html, "");
return(html);
}
private async Task WriteToStream(Stream outputStream, IViewEngine viewEngine, IPageViewDefinition viewDefinition)
{
using (var writer = new StreamWriter(outputStream))
{
SourceLocation errorLocation = null;
Exception error = null;
try
{
viewDefinition.Render(viewEngine, writer);
}
catch (VeilParserException ex)
{
error = ex;
errorLocation = ex.Location;
}
catch (VeilCompilerException ex)
{
error = ex;
errorLocation = ex.Node.Location;
}
catch (Exception ex)
{
error = ex;
}
if (error != null)
{
await GetErrorPage(writer, error, errorLocation).ConfigureAwait(false);
}
}
}
private static async Task<string> CreateSiteHtml(IView view, IPageViewDefinition siteDefinition)
{
var pageHtmlBuilder = new StringBuilder();
using (var writer = new StringWriter(pageHtmlBuilder))
{
var context = new RenderingContext(writer);
context.Data.Add("pageEditor", true);
context.Data.Add("siteDefinition", siteDefinition);
view.Render(JObject.FromObject(siteDefinition), context);
}
var html = pageHtmlBuilder.ToString();
html = html.Replace("<!DOCTYPE html>", "").Replace("<html>", "").Replace("</html>", "");
html = new Regex("<head>(.*)</head>", RegexOptions.Singleline).Replace(html, "");
html = new Regex("<script( src[=]\".*\")?>(.*)</script>", RegexOptions.Singleline).Replace(html, "");
return html;
}
private HttpResponseMessage Get(IPageViewDefinition data)
{
return(View(_viewEngine, data));
}
private async Task WritePageDefinition(IPageViewDefinition viewDefinition, PathInfo fileName)
{
using (var stream = new StreamWriter(_fileSystem.OpenWrite(fileName)))
{
var value = JsonConvert.SerializeObject(viewDefinition, Formatting.Indented);
await stream.WriteAsync(value).ConfigureAwait(false);
}
}
private HttpResponseMessage Get(IPageViewDefinition data)
{
return View(_viewEngine, data);
}
