public void ParseInlineStyleWithToleratedInvalidValueShouldReturnThatValue()
{
var html = "<div style=\"background-image: url(javascript:alert(1))\"></div>";
var options = new CssParserOptions
{
IsIncludingUnknownDeclarations = true,
IsIncludingUnknownRules = true,
IsToleratingInvalidConstraints = true,
IsToleratingInvalidValues = true
};
var config = Configuration.Default.WithCss(e => e.Options = options);
var parser = new HtmlParser(config);
var dom = parser.Parse(html);
var div = dom.QuerySelector<IHtmlElement>("div");
Assert.AreEqual(1, div.Style.Length);
Assert.AreEqual("background-image", div.Style[0]);
Assert.AreEqual("url(\"javascript:alert(1)\")", div.Style.BackgroundImage);
}
public void ParseInlineStyleWithUnknownDeclarationShouldBeAbleToRemoveThatDeclaration()
{
var html = @"<DIV STYLE='background: url(""javascript:alert(foo)"")'>";
var options = new CssParserOptions
{
IsIncludingUnknownDeclarations = true,
IsIncludingUnknownRules = true,
IsToleratingInvalidConstraints = true,
IsToleratingInvalidValues = true
};
var config = Configuration.Default.WithCss(e => e.Options = options);
var parser = new HtmlParser(config);
var dom = parser.Parse(html);
var div = dom.QuerySelector<IHtmlElement>("div");
Assert.AreEqual(1, div.Style.Length);
Assert.AreEqual("background", div.Style[0]);
div.Style.RemoveProperty("background");
Assert.AreEqual(0, div.Style.Length);
}
public void CssParseMediaAndMsViewPortWithUnknownRules()
{
var options = new CssParserOptions()
{
IsIncludingUnknownDeclarations = true,
IsIncludingUnknownRules = true,
IsToleratingInvalidConstraints = true,
IsToleratingInvalidValues = true
};
var css = "@media screen and (max-width: 400px) { @-ms-viewport { width: 320px; } } .dsip { display: block; }";
var doc = ParseStyleSheet(css, options);
var result = doc.CssText;
Assert.AreEqual("@media screen and (max-width: 400px) { @-ms-viewport { width: 320px; } }\r\n.dsip { display: block; }", result);
}
/// <summary>
/// Creates a new parser with the custom options and configuration.
/// </summary>
/// <param name="options">The options to use.</param>
/// <param name="configuration">The configuration to use.</param>
public CssParser(CssParserOptions options, IConfiguration configuration)
{
_options = options;
_config = configuration;
}
/// <summary>
/// Creates a new parser with the custom options.
/// </summary>
/// <param name="options">The options to use.</param>
public CssParser(CssParserOptions options)
: this(options, Configuration.Default)
{
}
/// <summary>
/// Creates a new parser with the custom options and configuration.
/// </summary>
/// <param name="options">The options to use.</param>
/// <param name="configuration">The configuration to use.</param>
public CssParser(CssParserOptions options, IConfiguration configuration)
{
_options = options;
_configuration = configuration ?? Configuration.Default;
}
/// <summary>
/// Creates a new style engine.
/// </summary>
public CssStyleEngine()
{
_options = new CssParserOptions();
}
public void StyleSheetWithInitialCommentShouldWorkWithTriviaActive()
{
var options = new CssParserOptions
{
IsStoringTrivia = true
};
var parser = new CssParser(options);
var document = parser.ParseStylesheet(@"/* Comment at the start */ body { font-size: 10pt; }");
var comment = document.Children.First();
Assert.IsInstanceOf<ICssComment>(comment);
Assert.AreEqual(" Comment at the start ", ((ICssComment)comment).Data);
}
public void CssParseMsViewPortWithUnknownRules()
{
var options = new CssParserOptions()
{
IsIncludingUnknownDeclarations = true,
IsIncludingUnknownRules = true,
IsToleratingInvalidConstraints = true,
IsToleratingInvalidValues = true
};
var css = "@-ms-viewport{width:device-width} .dsip { display: block; }";
var doc = ParseStyleSheet(css, options);
var result = doc.ToCss();
Assert.AreEqual("@-ms-viewport{width:device-width}\r\n.dsip { display: block }", result);
}
/// <summary>
/// Creates a new parser with the custom options and configuration.
/// </summary>
/// <param name="options">The options to use.</param>
/// <param name="configuration">The configuration to use.</param>
public CssParser(CssParserOptions options, IConfiguration configuration)
{
_options = options;
_config = configuration;
}
/// <summary>
/// Creates a new parser with the custom options.
/// </summary>
/// <param name="options">The options to use.</param>
public CssParser(CssParserOptions options)
: this(options, Configuration.Default)
{
}
internal static CssProperty ParseDeclaration(String source, CssParserOptions options)
{
var parser = new CssParser(options);
return parser.ParseDeclaration(source);
}
internal static ICssStyleSheet ParseStyleSheet(String source, CssParserOptions options)
{
var parser = new CssParser(options);
return parser.ParseStylesheet(source);
}
