/// <summary>
/// Renders the content to a string.
/// </summary>
/// <param name="content">The content to render.</param>
/// <returns>The html img or a tag.</returns>
public string Render(IContent content)
{
var assetStructure = content as AssetStructure;
var asset = assetStructure.Data.Target;
var nodeType = assetStructure.NodeType;
var sb = new StringBuilder();
if (nodeType != "asset-hyperlink" && asset.File?.ContentType != null && asset.File.ContentType.ToLower().Contains("image"))
{
sb.Append($"<img src=\"{asset.File.Url}\" alt=\"{asset.Title}\" />");
}
else
{
sb.Append($"<a href=\"{asset.File.Url}\">");
if (assetStructure.Content != null && assetStructure.Content.Any())
{
foreach (var subContent in assetStructure.Content)
{
var renderer = _rendererCollection.GetRendererForContent(subContent);
sb.Append(renderer.Render(subContent));
}
}
else
{
sb.Append(asset.Title);
}
sb.Append("</a>");
}
return(sb.ToString());
}
/// <summary>
/// Renders a document to HTML.
/// </summary>
/// <param name="doc">The document to turn into HTML.</param>
/// <returns>An HTML string.</returns>
public async Task <string> ToHtml(Document doc)
{
var sb = new StringBuilder();
foreach (var content in doc.Content)
{
var renderer = _contentRendererCollection.GetRendererForContent(content);
sb.Append(await renderer.RenderAsync(content));
}
return(sb.ToString());
}
/// <summary>
/// Renders the content to an html p-tag.
/// </summary>
/// <param name="content">The content to render.</param>
/// <returns>The p-tag as a string.</returns>
public string Render(IContent content)
{
var paragraph = content as Paragraph;
var sb = new StringBuilder();
sb.Append("<p>");
foreach (var subContent in paragraph.Content)
{
var renderer = _rendererCollection.GetRendererForContent(subContent);
sb.Append(renderer.Render(subContent));
}
sb.Append("</p>");
return(sb.ToString());
}
/// <summary>
/// Renders the content to an html h-tag.
/// </summary>
/// <param name="content">The content to render.</param>
/// <returns>The p-tag as a string.</returns>
public string Render(IContent content)
{
var headingSize = 1;
switch (content)
{
case Heading1 _:
break;
case Heading2 _:
headingSize = 2;
break;
case Heading3 _:
headingSize = 3;
break;
case Heading4 _:
headingSize = 4;
break;
case Heading5 _:
headingSize = 5;
break;
case Heading6 _:
headingSize = 6;
break;
}
var heading = content as IHeading;
var sb = new StringBuilder();
sb.Append($"<h{headingSize}>");
foreach (var subContent in heading.Content)
{
var renderer = _rendererCollection.GetRendererForContent(subContent);
sb.Append(renderer.Render(subContent));
}
sb.Append($"</h{headingSize}>");
return(sb.ToString());
}
/// <summary>
/// Renders the content to a string.
/// </summary>
/// <param name="content">The content to render.</param>
/// <returns>The list as a quote HTML string.</returns>
public string Render(IContent content)
{
var quote = content as Quote;
var sb = new StringBuilder();
sb.Append($"<blockquote>");
foreach (var subContent in quote.Content)
{
var renderer = _rendererCollection.GetRendererForContent(subContent);
sb.Append(renderer.Render(subContent));
}
sb.Append($"</blockquote>");
return(sb.ToString());
}
/// <summary>
/// Renders the content to a string.
/// </summary>
/// <param name="content">The content to render.</param>
/// <returns>The list as an li HTML string.</returns>
public string Render(IContent content)
{
var listItem = content as ListItem;
var sb = new StringBuilder();
sb.Append($"<li>");
foreach (var subContent in listItem.Content)
{
var renderer = _rendererCollection.GetRendererForContent(subContent);
sb.Append(renderer.Render(subContent));
}
sb.Append($"</li>");
return(sb.ToString());
}
/// <summary>
/// Renders the content to a string.
/// </summary>
/// <param name="content">The content to render.</param>
/// <returns>The list as a ul or ol HTML string.</returns>
public string Render(IContent content)
{
var list = content as List;
var listTagType = "ul";
if (list.NodeType == "ordered-list")
{
listTagType = "ol";
}
var sb = new StringBuilder();
sb.Append($"<{listTagType}>");
foreach (var subContent in list.Content)
{
var renderer = _rendererCollection.GetRendererForContent(subContent);
sb.Append(renderer.Render(subContent));
}
sb.Append($"</{listTagType}>");
return(sb.ToString());
}
/// <summary>
/// Renders the content to a string.
/// </summary>
/// <param name="content">The content to render.</param>
/// <returns>The a tag as a string.</returns>
public string Render(IContent content)
{
var link = content as Hyperlink;
var sb = new StringBuilder();
var externalTags = "";
if (link.Data.Uri.StartsWith("http://") || link.Data.Uri.StartsWith("https://"))
{
externalTags = "rel='external' target='_blank'";
}
sb.Append($"<a href=\"{link.Data.Uri}\" title=\"{link.Data.Title}\" {externalTags}>");
foreach (var subContent in link.Content)
{
var renderer = _rendererCollection.GetRendererForContent(subContent);
sb.Append(renderer.Render(subContent));
}
sb.Append("</a>");
return(sb.ToString());
}
