private void Transform(ElementNode node, IList <Node> body)
{
AttributeNode forAttribute = node.GetAttribute("for");
AttributeNode forType = node.GetAttribute("fortype");
AttributeNode forProperty = node.GetAttribute("forproperty");
if (forAttribute != null)
{
// put in as content property
node.Attributes.Remove(forAttribute);
node.RemoveAttributesByName("name");
node.RemoveAttributesByName("value");
var nameNode = new ExpressionNode(forAttribute.Value.GetPropertyNameSnippet());
var valueNode = new ConditionNode("resource!=null")
{
Nodes = new List <Node>()
{
new ExpressionNode(forAttribute.Value)
}
};
SetNodeNameAndValue(node, valueNode, nameNode, body, forAttribute);
}
else if (forType != null)
{
if (forProperty == null)
{
throw new Exception("Must have both a forProperty attribute if using the forType attribute.");
}
node.Attributes.Remove(forType);
node.Attributes.Remove(forProperty);
node.RemoveAttributesByName("name");
SetNodeNameAndValue(node, null, new TextNode(string.Concat(forType.Value, ".", forProperty.Value)), body, forAttribute);
}
}
public override IList <IHtmlValidationError> ValidateElement(ElementNode element)
{
var results = new ValidationErrorCollection();
if (element.Name != "meta" || element.GetAttribute("property") == null)
{
return(results);
}
AttributeNode property = element.GetAttribute("property");
if (property.Value.StartsWith("og:", StringComparison.Ordinal))
{
ElementNode head = element.Parent;
if (head != null && head.Name == "head")
{
AttributeNode prefix = head.GetAttribute("prefix");
int index = element.Attributes.IndexOf(property);
if (prefix == null)
{
results.AddAttributeError(element, "The 'prefix' attribute on <head> for OpenGraph is missing", HtmlValidationErrorLocation.AttributeValue, index);
}
else if (prefix.Value.IndexOf("og:", StringComparison.Ordinal) == -1)
{
results.AddAttributeError(element, "To use OpenGraph, you must add the value 'og: http://ogp.me/ns#' to 'prefix' in <head>", HtmlValidationErrorLocation.AttributeValue, index);
}
}
}
return(results);
}
private MarkdownPage ParsePage(string fileName)
{
string html = CommonMark.CommonMarkConverter.Convert(File.ReadAllText(fileName));
HtmlTree tree = new HtmlTree(new TextStream(html));
tree.Build();
ElementNode firstChild = tree.RootNode.Children[0];
ElementNode prop = firstChild.Children[0];
MarkdownPage page = new MarkdownPage();
page.Title = AttrValue(prop, "pageTitle", Path.GetFileNameWithoutExtension(fileName));
page.Description = AttrValue(prop, "description", page.Title);
page.Content = html.Substring(firstChild.End, tree.RootNode.Length - firstChild.End).Trim();
page.Keywords = AttrValue(prop, "keywords", page.Title);
page.Slug = AttrValue(prop, "slug", page.Title.ToLowerInvariant());
page.DateModified = File.GetLastWriteTime(fileName);
page.FileName = fileName.Replace(BaseDirectory, string.Empty).Replace("\\", "/");
page.ShowInMenu = Path.GetFileName(fileName).StartsWith("_") ? false : true;
if (prop.GetAttribute("order") != null)
{
page.Order = int.Parse(prop.GetAttribute("order").Value);
}
else
{
page.Order = 1000 + page.Title[0];
}
return(page);
}
private bool TryGetPath(out string path)
{
int position = TextView.Caret.Position.BufferPosition.Position;
path = null;
ElementNode element = null;
AttributeNode attr = null;
_tree.GetPositionElement(position, out element, out attr);
if (element == null)
{
return(false);
}
attr = element.GetAttribute("src") ?? element.GetAttribute("href");
if (attr != null)
{
path = attr.Value;
return(true);
}
return(false);
}
public IEnumerable <ISuggestedAction> GetSuggestedActions(ITextView textView, ITextBuffer textBuffer, int caretPosition, ElementNode element, AttributeNode attribute, HtmlPositionType positionType)
{
AttributeNode ngController = element.GetAttribute("ng-controller") ?? element.GetAttribute("data-ng-controller");
return(new ISuggestedAction[] {
new HtmlAngularControllerLightBulbAction(textView, textBuffer, element, ngController)
});
}
public IHtmlSmartTag TryCreateSmartTag(ITextView textView, ITextBuffer textBuffer, ElementNode element, AttributeNode attribute, int caretPosition, HtmlPositionType positionType)
{
AttributeNode attr = element.GetAttribute("src") ?? element.GetAttribute("href");
if (attr == null)
return null;
Uri url = NormalizeUrl(attr);
if (url == null || (!attr.Value.StartsWith("//", StringComparison.Ordinal) && !attr.Value.Contains("://")))
return null;
return new RemoteDownloaderSmartTag(textView, textBuffer, element, attr);
}
private static bool IsEnabled(ElementNode element)
{
if (element.Name != "img")
return false;
return element.GetAttribute("src", true) != null;
}
private static NamedItemType GetItemType(string name, ElementNode td)
{
if (Constants.IsConstant(name) || Logicals.IsLogical(name) || name.StartsWithIgnoreCase("R_"))
{
return(NamedItemType.Constant);
}
if (td.Children.Count == 1)
{
ElementNode a = td.Children[0];
AttributeNode href = a.GetAttribute("href");
if (href != null && href.Value != null)
{
if (href.Value.IndexOf("constant", StringComparison.OrdinalIgnoreCase) >= 0)
{
return(NamedItemType.Constant);
}
else if (href.Value.IndexOf("-package", StringComparison.OrdinalIgnoreCase) >= 0)
{
return(NamedItemType.None);
}
}
}
return(NamedItemType.Function);
}
public override IList <IHtmlValidationError> ValidateElement(ElementNode element)
{
var results = new ValidationErrorCollection();
if (!WESettings.Instance.Html.EnableBootstrapValidation)
{
return(results);
}
var elementClasses = element.GetAttribute("class");
if (elementClasses == null || !elementClasses.Value.Split(' ').Any(x => x.StartsWith("col-", StringComparison.CurrentCulture)))
{
return(results);
}
// Bootstrap grid system require a parent <div class='row ... to work
if (IsParentDivElementMissingRowClass(element))
{
results.AddAttributeError(element,
string.Format(CultureInfo.CurrentCulture, _errorRowMissing, elementClasses.Value.Split(' ').Where(x => x.StartsWith("col-", StringComparison.CurrentCulture)).First()),
HtmlValidationErrorLocation.AttributeValue,
element.Attributes.IndexOf(elementClasses));
}
return(results);
}
public override IList <IHtmlValidationError> ValidateElement(ElementNode element)
{
var results = new ValidationErrorCollection();
if (!WESettings.Instance.Html.EnableBootstrapValidation)
{
return(results);
}
var classNames = element.GetAttribute("class");
List <string> childrenClassNames = null;
if (classNames == null)
{
return(results);
}
foreach (string token in _tokens)
{
childrenClassNames = GetIfTokenIsDependent(token, element);
if (!IsCorrect(classNames.Value, token, childrenClassNames))
{
int index = element.Attributes.IndexOf(classNames);
string offender = GetOffendingClassName(classNames.Value, token);
string error = string.Format(CultureInfo.CurrentCulture, _error, offender, token);
results.AddAttributeError(element, error, HtmlValidationErrorLocation.AttributeValue, index);
}
}
return(results);
}
public override IList <IHtmlValidationError> ValidateElement(ElementNode element)
{
var results = new ValidationErrorCollection();
if (!WESettings.Instance.Html.EnableFoundationValidation)
{
return(results);
}
var classNames = element.GetAttribute("class");
if (classNames == null)
{
return(results);
}
if (!ColumnPairElementsOk(classNames.Value))
{
int index = element.Attributes.IndexOf(classNames);
var specificErrorMessage = classNames.Value.Contains("column") ? _errorMissingSize : _errorMissingColumns;
results.AddAttributeError(element, specificErrorMessage, HtmlValidationErrorLocation.AttributeValue, index);
}
return(results);
}
public bool HasSuggestedActions(ITextView textView, ITextBuffer textBuffer, int caretPosition, ElementNode element, AttributeNode attribute, HtmlPositionType positionType)
{
if (!element.StartTag.Contains(caretPosition))
{
return(false);
}
string url = (element.GetAttribute("src") ?? element.GetAttribute("href"))?.Value;
if (string.IsNullOrEmpty(url) || (!url.Contains("://") && !url.StartsWith("//")))
{
return(false);
}
return(element.IsElement("style") || element.IsElement("script"));
}
public async override void Invoke()
{
ITextBuffer textBuffer = this.HtmlSmartTag.TextBuffer;
ElementNode element = this.HtmlSmartTag.Element;
AttributeNode src = element.GetAttribute("src", true);
ImageCompressor compressor = new ImageCompressor();
bool isDataUri = src.Value.StartsWith("data:image/", StringComparison.Ordinal);
if (isDataUri)
{
string dataUri = await compressor.CompressDataUriAsync(src.Value);
if (dataUri.Length < src.Value.Length)
{
using (WebEssentialsPackage.UndoContext("Optimize image"))
{
Span span = Span.FromBounds(src.ValueRangeUnquoted.Start, src.ValueRangeUnquoted.End);
textBuffer.Replace(span, dataUri);
}
}
}
else
{
var fileName = ImageQuickInfo.GetFullUrl(src.Value, textBuffer);
if (string.IsNullOrEmpty(fileName) || !ImageCompressor.IsFileSupported(fileName) || !File.Exists(fileName))
{
return;
}
await compressor.CompressFilesAsync(fileName);
}
}
public override void DoReplace(ElementNode node, IList <Node> body)
{
body.Clear();
Node newBody = node.GetAttribute("for").Value.GetPropertyValueNode();
body.Add(newBody);
}
public IEnumerable <ISuggestedAction> GetSuggestedActions(ITextView textView, ITextBuffer textBuffer, int caretPosition, ElementNode element, AttributeNode attribute, HtmlPositionType positionType)
{
AttributeNode src = element.GetAttribute("src");
return(new ISuggestedAction[] {
new HtmlBase64DecodeLightBulbAction(textView, textBuffer, element, src)
});
}
public IHtmlSmartTag TryCreateSmartTag(ITextView textView, ITextBuffer textBuffer, ElementNode element, AttributeNode attribute, int caretPosition, HtmlPositionType positionType)
{
if (element.GetAttribute("class") == null)
{
return(new $safeitemname$SmartTag(textView, textBuffer, element));
}
return(null);
}
public IHtmlSmartTag TryCreateSmartTag(ITextView textView, ITextBuffer textBuffer, ElementNode element, AttributeNode attribute, int caretPosition, HtmlPositionType positionType)
{
if (element.GetAttribute("class") == null)
{
return new $safeitemname$SmartTag(textView, textBuffer, element);
}
return null;
}
public IHtmlSmartTag TryCreateSmartTag(ITextView textView, ITextBuffer textBuffer, ElementNode element, AttributeNode attribute, int caretPosition, HtmlPositionType positionType)
{
AttributeNode attr = element.GetAttribute("src") ?? element.GetAttribute("href");
if (attr == null)
{
return(null);
}
Uri url = NormalizeUrl(attr);
if (url == null || (!attr.Value.StartsWith("//", StringComparison.Ordinal) && !attr.Value.Contains("://")))
{
return(null);
}
return(new RemoteDownloaderSmartTag(textView, textBuffer, element, attr));
}
public IHtmlSmartTag TryCreateSmartTag(ITextView textView, ITextBuffer textBuffer, ElementNode element, AttributeNode attribute, int caretPosition, HtmlPositionType positionType)
{
if (element.GetAttribute("ng-controller") != null)
{
return(new HtmlAngularControllerSmartTag(textView, textBuffer, element));
}
return(null);
}
public static void RemoveAttributesByName(this ElementNode node, string name)
{
var attribute = node.GetAttribute(name);
if (attribute != null)
{
node.Attributes.Remove(attribute);
}
}
public IHtmlSmartTag TryCreateSmartTag(ITextView textView, ITextBuffer textBuffer, ElementNode element, AttributeNode attribute, int caretPosition, HtmlPositionType positionType)
{
if (element.GetAttribute("ng-controller") != null)
{
return new HtmlAngularControllerSmartTag(textView, textBuffer, element);
}
return null;
}
public bool Visit(ElementNode element, object parameter)
{
if (element.Name.Equals("datalist", StringComparison.OrdinalIgnoreCase) && element.HasAttribute("id"))
{
var list = (HashSet <string>)parameter;
list.Add(element.GetAttribute("id").Value);
}
return(true);
}
public bool Visit(ElementNode element, object parameter)
{
if (element.HasAttribute("id"))
{
var list = (HashSet <string>)parameter;
list.Add(element.GetAttribute("id").Value);
}
return(true);
}
public bool HasSuggestedActions(ITextView textView, ITextBuffer textBuffer, int caretPosition, ElementNode element, AttributeNode attribute, HtmlPositionType positionType)
{
if (element.Name != "img")
{
return(false);
}
AttributeNode src = element.GetAttribute("src");
return(src != null && src.Value.Trim().Length > 0);
}
private static bool IsRequireValid(HtmlAttribute attribute, ElementNode element, out string error)
{
error = string.Empty;
if (!string.IsNullOrEmpty(attribute.Require) && element.GetAttribute(attribute.Require) == null)
{
error = $"When using \"{attribute.Name}\" you must also specify \"{attribute.Require}\".";
return(false);
}
return(true);
}
public static bool HasClass(this ElementNode element, string className)
{
AttributeNode attr = element.GetAttribute("class", true);
if (attr == null)
{
return(false);
}
string[] names = attr.Value.Split(' ');
return(names.Contains(className));
}
public bool Visit(ElementNode element, object parameter)
{
if (_inputTypes.Contains(element.Name.ToLowerInvariant()))
{
var list = (List<string>)parameter;
var id = element.GetAttribute("id");
if (id != null && !list.Contains(id.Value))
list.Add(id.Value);
}
return true;
}
public bool Visit(ElementNode element, object parameter)
{
if (element.Name == "label")
{
var list = (HashSet<string>)parameter;
var forAttr = element.GetAttribute("for");
if (forAttr != null)
list.Add(forAttr.Value);
}
return true;
}
public override void Reflow(DrawContext dc, BoundingContext bounds, bool incremental)
{
ReflowStart(dc);
if (incremental)
{
bounds = bounds.Narrow(style.Left, style.Right);
}
MarkupItem tag = new StartTag(CurrentLine, ElementNode);
ReflowMarkup(tag, dc, style, bounds);
ImageStyle s = style as ImageStyle;
if (s == null)
{
throw new InvalidOperationException("Expected style for image to be Custom");
}
string imgPath = ElementNode.GetAttribute(s.SourceAttribute);
if (imgPath == null)
{
throw new InvalidOperationException("SourceAttribute for image is missing");
}
// think about relative to doc
Bitmap bm;
Uri docUri = new Uri(elementNode.BaseURI);
Uri uri = new Uri(docUri, imgPath);
if (uri.IsFile && File.Exists(uri.AbsolutePath))
{
bm = new Bitmap(uri.AbsolutePath);
}
else
{
bm = ErrorBitmap;
}
ImageLineItem ili = new ImageLineItem(CurrentLine, ElementNode, bm);
ReflowMarkup(ili, dc, style, bounds);
tag = new EndTag(CurrentLine, ElementNode);
ReflowMarkup(tag, dc, style, bounds);
ReflowEnd(dc);
}
public bool HasSuggestedActions(ITextView textView, ITextBuffer textBuffer, int caretPosition, ElementNode element, AttributeNode attribute, HtmlPositionType positionType)
{
if (!element.IsElement("img"))
{
return(false);
}
if (element.Parent.IsElement("picture"))
{
return(false);
}
var src = element.GetAttribute("src");
if (string.IsNullOrEmpty(src?.Value))
{
src = element.GetAttribute("data-src");
}
var srcValue = src?.Value?.ToUpperInvariant() ?? string.Empty;
return(!string.IsNullOrEmpty(srcValue) && !srcValue.Contains(".SVG"));
}
private static bool IsEnabled(ElementNode element)
{
if (element.Name != "img")
return false;
AttributeNode src = element.GetAttribute("src", true);
if (src != null && src.Value.StartsWith("data:image/", StringComparison.Ordinal))
{
return true;
}
return false;
}
public IEnumerable <ISuggestedAction> GetSuggestedActions(ITextView textView, ITextBuffer textBuffer, int caretPosition, ElementNode element, AttributeNode attribute, HtmlPositionType positionType)
{
AttributeNode src = element.GetAttribute("src");
if (src.Value.StartsWith("data:image/", StringComparison.Ordinal))
{
yield return(new HtmlBase64DecodeLightBulbAction(textView, textBuffer, element, src));
}
if (!src.Value.StartsWith("http:") && !src.Value.StartsWith("https:") && !src.Value.StartsWith("//"))
{
yield return(new HtmlOptimizeImageLightBulbAction(textView, textBuffer, element, src));
}
}
public override IList <IHtmlValidationError> ValidateElement(ElementNode element)
{
var results = new ValidationErrorCollection();
if (!WESettings.Instance.Html.EnableBootstrapValidation)
{
return(results);
}
var elementClasses = element.GetAttribute("class");
if (elementClasses == null || !elementClasses.Value.Split(' ').Any(x => x.StartsWith("col-", StringComparison.CurrentCulture)))
{
return(results);
}
// Bootstrap grid system require a parent <div class='row ... to work
if (IsParentDivElementMissingRowClass(element))
{
int index = element.Attributes.IndexOf(elementClasses);
string columnsClass = elementClasses.Value.Split(' ').Where(x => x.StartsWith("col-", StringComparison.CurrentCulture)).First();
string error = string.Format(CultureInfo.CurrentCulture, _errorRowMissing, columnsClass, "");
results.AddAttributeError(element, error, HtmlValidationErrorLocation.AttributeValue, index);
}
// Sum of columns size of a row must egal 12.
var classList = elementClasses.Value.Split(' ')
.Select(x => x.Trim())
.Where(x => x.StartsWith("col-", StringComparison.CurrentCulture));
foreach (var c in classList)
{
// Find the type (size) of column
var columnSize = c.Replace("col-", string.Empty).Substring(0, 2);
var sumColumnsCurrentRow = GetSumOfColumns(element, columnSize);
if (sumColumnsCurrentRow > 12)
{
int index = element.Attributes.IndexOf(elementClasses);
var columnType = string.Format(CultureInfo.CurrentCulture, "col-{0}-*", columnSize);
string error = string.Format(CultureInfo.CurrentCulture, _errorInvalidSum, columnType);
results.AddAttributeError(element, error, HtmlValidationErrorLocation.AttributeValue, index);
}
}
return(results);
}
public bool Visit(ElementNode element, object parameter)
{
if (element.Name == "label")
{
var list = (HashSet <string>)parameter;
var forAttr = element.GetAttribute("for");
if (forAttr != null)
{
list.Add(forAttr.Value);
}
}
return(true);
}
public override IList <IHtmlValidationError> ValidateElement(ElementNode element)
{
var results = new ValidationErrorCollection();
if (element.Name != "link" || !element.HasAttribute("rel") || !element.HasAttribute("type"))
{
return(results);
}
AttributeNode rel = element.GetAttribute("rel");
if (rel.Value.Equals("logo", StringComparison.Ordinal))
{
AttributeNode type = element.GetAttribute("type");
if (!type.Value.Equals("image/svg", StringComparison.OrdinalIgnoreCase))
{
int index = element.Attributes.IndexOf(type);
results.AddAttributeError(element, "The type attribute value must be \"image/svg\" for rel=\"logo\" links.", HtmlValidationErrorLocation.AttributeValue, index);
}
}
return(results);
}
public bool Visit(ElementNode element, object parameter)
{
if (_inputTypes.Contains(element.Name.ToLowerInvariant()))
{
var list = (HashSet <string>)parameter;
var id = element.GetAttribute("id");
if (id != null)
{
list.Add(id.Value);
}
}
return(true);
}
private static bool IsEnabled(ElementNode element)
{
if (element.Name != "img")
{
return(false);
}
AttributeNode src = element.GetAttribute("src", true);
if (src != null && src.Value.StartsWith("data:image/", StringComparison.Ordinal))
{
return(true);
}
return(false);
}
public override void DoReplace(ElementNode node, IList<Node> body)
{
body.Clear();
Node newBody = node.GetAttribute("for").Value.GetPropertyValueNode();
body.Add(newBody);
}
public override void DoReplace(ElementNode node, IList<Node> body)
{
AttributeNode forAttribute = node.GetAttribute(ReplacementSpecification.OriginalAttributeName);
AddAttribute(node, "name", new ExpressionNode(forAttribute.Value.GetPropertyNameSnippet()));
}