/// <summary>
/// Creates a new builder with the specified source.
/// </summary>
/// <param name="source">The code manager.</param>
/// <param name="document">The document to fill.</param>
/// <param name="options">Options to use for the document generation.</param>
DocumentBuilder(SourceManager source, HTMLDocument document, DocumentOptions options)
{
document.Options = options;
parser = new HtmlParser(document, source);
parser.ErrorOccurred += ParseErrorOccurred;
if (options.OnError != null)
parser.ErrorOccurred += options.OnError;
}
/// <summary>
/// Creates a new builder with the specified source.
/// </summary>
/// <param name="source">The code manager.</param>
/// <param name="sheet">The document to fill.</param>
/// <param name="options">Options to use for the document generation.</param>
DocumentBuilder(SourceManager source, CSSStyleSheet sheet, DocumentOptions options)
{
sheet.Options = options;
parser = new CssParser(sheet, source);
parser.ErrorOccurred += ParseErrorOccurred;
if (options.OnError != null)
parser.ErrorOccurred += options.OnError;
}
/// <summary>
/// Builds a new HTMLDocument with the given source code string.
/// </summary>
/// <param name="sourceCode">The string to use as source code.</param>
/// <param name="options">[Optional] Options to use for the document generation.</param>
/// <returns>The constructed HTML document.</returns>
public static HTMLDocument Html(String sourceCode, DocumentOptions options = null)
{
var source = new SourceManager(sourceCode);
var db = new DocumentBuilder(source, new HTMLDocument(), options ?? DocumentOptions.Default);
return db.HtmlResult;
}
/// <summary>
/// Builds a new CSSStyleSheet asynchronously by requesting the given URL.
/// </summary>
/// <param name="url">The URL which points to the address containing the source code.</param>
/// <param name="options">[Optional] Options to use for the document generation.</param>
/// <returns>The task which constructs the CSS stylesheet.</returns>
public static async Task<CSSStyleSheet> CssAsync(Uri url, DocumentOptions options = null)
{
var stream = await Builder.GetFromUrl(url);
var source = new SourceManager(stream);
var db = new DocumentBuilder(source, new CSSStyleSheet { Href = url.OriginalString }, options ?? DocumentOptions.Default);
await db.parser.ParseAsync();
return db.CssResult;
}
/// <summary>
/// Builds a new CSSStyleSheet with the given network stream.
/// </summary>
/// <param name="stream">The stream of chars to use as source code.</param>
/// <param name="options">[Optional] Options to use for the document generation.</param>
/// <returns>The constructed CSS stylesheet.</returns>
public static CSSStyleSheet Css(Stream stream, DocumentOptions options = null)
{
var source = new SourceManager(stream);
var db = new DocumentBuilder(source, new CSSStyleSheet(), options ?? DocumentOptions.Default);
return db.CssResult;
}
/// <summary>
/// Builds a list of nodes according with 8.4 Parsing HTML fragments.
/// </summary>
/// <param name="sourceCode">The string to use as source code.</param>
/// <param name="context">[Optional] The context node to use.</param>
/// <param name="options">[Optional] Options to use for the document generation.</param>
/// <returns>A list of parsed nodes.</returns>
public static NodeList HtmlFragment(String sourceCode, Node context = null, DocumentOptions options = null)
{
var source = new SourceManager(sourceCode);
var doc = new HTMLDocument();
//Disable scripting for HTML fragments (security reasons)
options = options ?? new DocumentOptions(scripting: false);
var db = new DocumentBuilder(source, doc, options);
if (context != null)
{
if (context.OwnerDocument != null && context.OwnerDocument.QuirksMode != QuirksMode.Off)
doc.QuirksMode = context.OwnerDocument.QuirksMode;
var parser = (HtmlParser)db.parser;
parser.SwitchToFragment(context);
return parser.Result.DocumentElement.ChildNodes;
}
return db.HtmlResult.ChildNodes;
}
/// <summary>
/// Builds a new CSSStyleSheet with the given URL.
/// </summary>
/// <param name="url">The URL which points to the address containing the source code.</param>
/// <param name="options">[Optional] Options to use for the document generation.</param>
/// <returns>The constructed CSS stylesheet.</returns>
public static CSSStyleSheet Css(Uri url, DocumentOptions options = null)
{
return CssAsync(url, options).Result;
}
/// <summary>
/// Builds a new HTMLDocument by asynchronously requesting the given URL.
/// </summary>
/// <param name="url">The URL which points to the address containing the source code.</param>
/// <param name="options">[Optional] Options to use for the document generation.</param>
/// <returns>The task that constructs the HTML document.</returns>
public static async Task<HTMLDocument> HtmlAsync(Uri url, DocumentOptions options = null)
{
var stream = await Builder.GetFromUrl(url);
var source = new SourceManager(stream);
var db = new DocumentBuilder(source, new HTMLDocument { DocumentURI = url.OriginalString }, options ?? DocumentOptions.Default);
await db.parser.ParseAsync();
return db.HtmlResult;
}
/// <summary>
/// Builds a new HTMLDocument with the given URL.
/// </summary>
/// <param name="url">The URL which points to the address containing the source code.</param>
/// <param name="options">[Optional] Options to use for the document generation.</param>
/// <returns>The constructed HTML document.</returns>
public static HTMLDocument Html(Uri url, DocumentOptions options = null)
{
return HtmlAsync(url, options).Result;
}
static DocumentOptions()
{
_defaultOptions = new DocumentOptions();
}
/// <summary>
/// Builds a new XMLDocument with the given (network) stream.
/// </summary>
/// <param name="stream">The stream of chars to use as source code.</param>
/// <param name="options">[Optional] Options to use for the document generation.</param>
/// <returns>The constructed XML document.</returns>
public static XMLDocument Xml(Stream stream, DocumentOptions options = null)
{
var source = new SourceManager(stream);
var db = new DocumentBuilder(source, new XMLDocument(), options ?? DocumentOptions.Default);
return db.XmlResult;
}
/// <summary>
/// Builds a new XMLDocument with the given URL.
/// </summary>
/// <param name="url">The URL which points to the address containing the source code.</param>
/// <param name="options">[Optional] Options to use for the document generation.</param>
/// <returns>The constructed XML document.</returns>
public static XMLDocument Xml(Uri url, DocumentOptions options = null)
{
return XmlAsync(url, options).Result;
}
