/// <summary>
/// This is a duplicate of the instance method CleanUnsupportedSelectors().
/// <para>It was necessary to make a static method performing the same work to support PrecompileCssString().
/// The use of the instance method may be converted if they pass in the instance of warnings rather than
/// reference the instance directly.</para>
/// </summary>
/// <param name="selectors"></param>
/// <param name="warnings"></param>
/// <returns>A tokenized sorted list of StyleClass instances filtered by those supported.</returns>
private static SortedList <string, StyleClass> CleanUnsupportedSelectors(SortedList <string, StyleClass> selectors, List <string> warnings)
{
var result = new SortedList <string, StyleClass>();
var failedSelectors = new List <StyleClass>();
var cssSelectorParser = new CssSelectorParser();
foreach (var selector in selectors)
{
if (cssSelectorParser.IsSupportedSelector(selector.Key))
{
result.Add(selector.Key, selector.Value);
}
else
{
failedSelectors.Add(selector.Value);
}
}
if (!failedSelectors.Any())
{
return(selectors);
}
foreach (var failedSelector in failedSelectors)
{
warnings.Add(String.Format(
"PreMailer.Net is unable to process the pseudo class/element '{0}' due to a limitation in CsQuery.",
failedSelector.Name));
}
return(result);
}
/// <summary>
/// Constructor for the PreMailer class
/// </summary>
/// <param name="html">The HTML input.</param>
public PreMailer(string html)
{
_document = CQ.CreateDocument(html);
_warnings = new List <string>();
_cssParser = new CssParser();
_cssSelectorParser = new CssSelectorParser();
}
/// <summary>
/// Constructor for the PreMailer class
/// </summary>
/// <param name="html">The HTML input.</param>
/// <param name="parsingMode">(optional) the mode.</param>
public PreMailer(string html,HtmlParsingMode parsingMode)
{
_document = CQ.Create(html, parsingMode);
_warnings = new List<string>();
_cssParser = new CssParser();
_cssSelectorParser = new CssSelectorParser();
}
/// <summary>
/// Constructor for the PreMailer class
/// </summary>
/// <param name="html">The HTML input.</param>
public PreMailer(string html)
{
_document = CQ.CreateDocument(html);
_warnings = new List<string>();
_cssParser = new CssParser();
_cssSelectorParser = new CssSelectorParser();
}
/// <summary>
/// Constructor for the PreMailer class
/// </summary>
/// <param name="html">The HTML input.</param>
/// <param name="parsingMode">(optional) the mode.</param>
public PreMailer(string html, HtmlParsingMode parsingMode)
{
_document = CQ.Create(html, parsingMode);
_warnings = new List <string>();
_cssParser = new CssParser();
_cssSelectorParser = new CssSelectorParser();
}
/// <summary>
/// Constructor for the PreMailer class
/// </summary>
/// <param name="htmlDoc">The HTML document.</param>
/// <param name="baseUri">Url that all relative urls will be off of</param>
public PreMailer(IHtmlDocument htmlDoc, Uri baseUri = null)
{
_baseUri = baseUri;
_document = htmlDoc;
_warnings = new List <string>();
_cssParser = new CssParser();
_cssSelectorParser = new CssSelectorParser();
}
/// <summary>
/// Constructor for the PreMailer class
/// </summary>
/// <param name="html">The HTML input.</param>
/// <param name="baseUri">Url that all relative urls will be off of</param>
public PreMailer(string html, Uri baseUri = null)
{
_baseUri = baseUri;
_document = new HtmlParser().Parse(html);
_warnings = new List <string>();
_cssParser = new CssParser();
_cssSelectorParser = new CssSelectorParser();
}
/// <summary>
/// Constructor for the PreMailer class
/// </summary>
/// <param name="html">The HTML stream.</param>
/// <param name="baseUri">Url that all relative urls will be off of</param>
public PreMailer(Stream stream, Uri baseUri = null)
{
_baseUri = baseUri;
_document = new HtmlParser().ParseDocument(stream);
_warnings = new List <string>();
_cssParser = new CssParser();
_cssSelectorParser = new CssSelectorParser();
}
/// <summary>
/// Constructor for the PreMailer class
/// </summary>
/// <param name="html">The HTML input.</param>
/// <param name="baseUri">Url that all relative urls will be off of</param>
public PreMailer(string html, Uri baseUri = null)
{
_baseUri = baseUri;
_document = new HtmlParser().Parse(html);
_warnings = new List<string>();
_cssParser = new CssParser();
_cssSelectorParser = new CssSelectorParser();
}
private PreMailer(string html, bool removeStyleElements = false, string ignoreElements = null)
{
_document = CQ.CreateDocument(html);
_removeStyleElements = removeStyleElements;
_ignoreElements = ignoreElements;
_warnings = new List<string>();
_cssParser = new CssParser();
_cssSelectorParser = new CssSelectorParser();
}
private PreMailer(string html, bool removeStyleElements = false, string ignoreElements = null)
{
_document = CQ.CreateDocument(html);
_removeStyleElements = removeStyleElements;
_ignoreElements = ignoreElements;
_warnings = new List <string>();
_cssParser = new CssParser();
_cssSelectorParser = new CssSelectorParser();
}
private PreMailer(string html, bool removeStyleElements = false, string ignoreElements = null, string css = null, bool stripIdAndClassAttributes = false)
{
_document = CQ.CreateDocument(html);
_removeStyleElements = removeStyleElements;
_stripIdAndClassAttributes = stripIdAndClassAttributes;
_ignoreElements = ignoreElements;
_css = css;
_warnings = new List <string>();
_cssParser = new CssParser();
_cssSelectorParser = new CssSelectorParser();
}
/// <summary>
/// Static method to quickly find the specificity of a single CSS selector.<para/>
/// Don't use this when parsing a lot of selectors, create an instance of <see cref="CssSelectorParser"/> and use that instead.
/// </summary>
/// <param name="selector">CSS Selector</param>
/// <returns>Specificity score of the given selector.</returns>
public static int SelectorSpecificity(string selector)
{
var instance = new CssSelectorParser();
return(instance.GetSelectorSpecificity(selector));
}
/// <summary>
/// Static method to quickly find the specificity of a single CSS selector.<para/>
/// Don't use this when parsing a lot of selectors, create an instance of <see cref="CssSelectorParser"/> and use that instead.
/// </summary>
/// <param name="selector">CSS Selector</param>
/// <returns>Specificity score of the given selector.</returns>
public static int SelectorSpecificity(string selector)
{
var instance = new CssSelectorParser();
return instance.GetSelectorSpecificity(selector);
}
