public virtual void Check(Lexer lexer, Node node)
{
if (node.GetAttrByName("src") != null)
{
Report.AttrError(lexer, node, "src", Report.PROPRIETARY_ATTR_VALUE);
}
}
public virtual void Check(Lexer lexer, Node node, AttVal attval)
{
string val = attval.Val;
if (val == null)
{
Report.AttrError(lexer, node, attval.Attribute, Report.MISSING_ATTR_VALUE);
}
else if (String.Compare(val, "top") == 0 || String.Compare(val, "middle") == 0 || String.Compare(val, "bottom") == 0 || String.Compare(val, "baseline") == 0)
{
/* all is fine */
}
else if (String.Compare(val, "left") == 0 || String.Compare(val, "right") == 0)
{
if (!(node.Tag != null && ((node.Tag.Model & ContentModel.Img) != 0)))
{
Report.AttrError(lexer, node, val, Report.BAD_ATTRIBUTE_VALUE);
}
}
else if (String.Compare(val, "texttop") == 0 || String.Compare(val, "absmiddle") == 0 || String.Compare(val, "absbottom") == 0 || String.Compare(val, "textbottom") == 0)
{
lexer.versions &= HtmlVersion.Proprietary;
Report.AttrError(lexer, node, val, Report.PROPRIETARY_ATTR_VALUE);
}
else
{
Report.AttrError(lexer, node, val, Report.BAD_ATTRIBUTE_VALUE);
}
}
public virtual void Check(Lexer lexer, Node node)
{
AttVal attval;
string val = null;
node.CheckUniqueAttributes(lexer);
for (attval = node.Attributes; attval != null; attval = attval.Next)
{
if (String.Compare(attval.Attribute, "align") == 0)
{
val = attval.Val;
break;
}
}
if (val != null)
{
if (String.Compare(val, "left") == 0 || String.Compare(val, "right") == 0)
{
lexer.versions &= HtmlVersion.Html40Loose | HtmlVersion.Frames;
}
else if (String.Compare(val, "top") == 0 || String.Compare(val, "bottom") == 0)
{
lexer.versions &= HtmlVersion.From32;
}
else
{
Report.AttrError(lexer, node, val, Report.BAD_ATTRIBUTE_VALUE);
}
}
}
public virtual void Check(Lexer lexer, Node node)
{
node.CheckUniqueAttributes(lexer);
AttVal lang = node.GetAttrByName("language");
AttVal type = node.GetAttrByName("type");
if (type == null)
{
Report.AttrError(lexer, node, "type", Report.MISSING_ATTRIBUTE);
/* check for javascript */
if (lang != null)
{
string str = lang.Val;
if (str.Length > 10)
{
str = str.Substring(0, 10);
}
if ((String.Compare(str, "javascript") == 0) || (String.Compare(str, "jscript") == 0))
{
node.AddAttribute("type", "text/javascript");
}
}
else
{
node.AddAttribute("type", "text/javascript");
}
}
}
public virtual void Check(Lexer lexer, Node node)
{
AttVal attval;
Attribute attribute;
bool hasAlt = false;
bool hasHref = false;
node.CheckUniqueAttributes(lexer);
for (attval = node.Attributes; attval != null; attval = attval.Next)
{
attribute = attval.CheckAttribute(lexer, node);
if (attribute == AttributeTable.AttrAlt)
{
hasAlt = true;
}
else if (attribute == AttributeTable.AttrHref)
{
hasHref = true;
}
}
if (!hasAlt)
{
lexer.badAccess |= Report.MISSING_LINK_ALT;
Report.AttrError(lexer, node, "alt", Report.MISSING_ATTRIBUTE);
}
if (!hasHref)
{
Report.AttrError(lexer, node, "href", Report.MISSING_ATTRIBUTE);
}
}
public virtual void Check(Lexer lexer, Node node, AttVal attval)
{
if (attval.Val == null)
{
Report.AttrError(lexer, node, attval.Attribute, Report.MISSING_ATTR_VALUE);
}
else if (lexer.Options.FixBackslash)
{
attval.Val = attval.Val.Replace('\\', '/');
}
}
public virtual void Check(Lexer lexer, Node node)
{
AttVal type = node.GetAttrByName("type");
node.CheckUniqueAttributes(lexer);
if (type == null)
{
Report.AttrError(lexer, node, "type", Report.MISSING_ATTRIBUTE);
node.AddAttribute("type", "text/css");
}
}
/*
* the same attribute name can't be used
* more than once in each element
*/
public virtual void CheckUniqueAttribute(Lexer lexer, Node node)
{
AttVal attr;
int count = 0;
for (attr = Next; attr != null; attr = attr.Next)
{
if (Attribute != null && attr.Attribute != null && attr.Asp == null && attr.Php == null && String.Compare(Attribute, attr.Attribute) == 0)
{
++count;
}
}
if (count > 0)
{
Report.AttrError(lexer, node, Attribute, Report.REPEATED_ATTRIBUTE);
}
}
public virtual void Check(Lexer lexer, Node node)
{
AttVal rel = node.GetAttrByName("rel");
node.CheckUniqueAttributes(lexer);
if (rel != null && rel.Val != null && rel.Val.Equals("stylesheet"))
{
AttVal type = node.GetAttrByName("type");
if (type == null)
{
Report.AttrError(lexer, node, "type", Report.MISSING_ATTRIBUTE);
node.AddAttribute("type", "text/css");
}
}
}
/* ignore unknown attributes for proprietary elements */
public virtual Attribute CheckAttribute(Lexer lexer, Node node)
{
TagTable tt = lexer.Options.tt;
if (Asp == null && Php == null)
{
CheckUniqueAttribute(lexer, node);
}
Attribute attribute = Dict;
if (attribute != null)
{
/* title is vers 2.0 for A and LINK otherwise vers 4.0 */
if (attribute == AttributeTable.AttrTitle && (node.Tag == tt.TagA || node.Tag == tt.TagLink))
{
lexer.versions &= HtmlVersion.All;
}
else if ((attribute.Versions & HtmlVersion.Xml) != 0)
{
if (!(lexer.Options.XmlTags || lexer.Options.XmlOut))
{
Report.AttrError(lexer, node, Attribute, Report.XML_ATTRIBUTE_VALUE);
}
}
else
{
lexer.versions &= attribute.Versions;
}
if (attribute.AttrCheck != null)
{
attribute.AttrCheck.Check(lexer, node, this);
}
}
else if (!lexer.Options.XmlTags && !(node.Tag == null) && _asp == null && !(node.Tag != null && ((node.Tag.Versions & HtmlVersion.Proprietary) != HtmlVersion.Unknown)))
{
Report.AttrError(lexer, node, Attribute, Report.UNKNOWN_ATTRIBUTE);
}
return(attribute);
}
public virtual void Check(Lexer lexer, Node node, AttVal attval)
{
string val;
/* IMG, OBJECT, APPLET and EMBED use align for vertical position */
if (node.Tag != null && ((node.Tag.Model & ContentModel.Img) != 0))
{
TidyNet.AttrCheckImpl.CheckValign.Check(lexer, node, attval);
return;
}
val = attval.Val;
if (val == null)
{
Report.AttrError(lexer, node, attval.Attribute, Report.MISSING_ATTR_VALUE);
}
else if (!(String.Compare(val, "left") == 0 || String.Compare(val, "center") == 0 || String.Compare(val, "right") == 0 || String.Compare(val, "justify") == 0))
{
Report.AttrError(lexer, node, attval.Val, Report.BAD_ATTRIBUTE_VALUE);
}
}
public virtual void Check(Lexer lexer, Node node)
{
AttVal attval;
Attribute attribute;
bool hasSummary = false;
node.CheckUniqueAttributes(lexer);
for (attval = node.Attributes; attval != null; attval = attval.Next)
{
attribute = attval.CheckAttribute(lexer, node);
if (attribute == AttributeTable.AttrSummary)
{
hasSummary = true;
}
}
/* suppress warning for missing summary for HTML 2.0 and HTML 3.2 */
if (!hasSummary && lexer.doctype != HtmlVersion.Html20 && lexer.doctype != HtmlVersion.Html32)
{
lexer.badAccess |= Report.MISSING_SUMMARY;
Report.AttrError(lexer, node, "summary", Report.MISSING_ATTRIBUTE);
}
/* convert <table border> to <table border="1"> */
if (lexer.Options.XmlOut)
{
attval = node.GetAttrByName("border");
if (attval != null)
{
if (attval.Val == null)
{
attval.Val = "1";
}
}
}
}
public virtual void Check(Lexer lexer, Node node)
{
AttVal attval;
Attribute attribute;
bool hasAlt = false;
bool hasSrc = false;
bool hasUseMap = false;
bool hasIsMap = false;
bool hasDataFld = false;
node.CheckUniqueAttributes(lexer);
for (attval = node.Attributes; attval != null; attval = attval.Next)
{
attribute = attval.CheckAttribute(lexer, node);
if (attribute == AttributeTable.AttrAlt)
{
hasAlt = true;
}
else if (attribute == AttributeTable.AttrSrc)
{
hasSrc = true;
}
else if (attribute == AttributeTable.AttrUsemap)
{
hasUseMap = true;
}
else if (attribute == AttributeTable.AttrIsmap)
{
hasIsMap = true;
}
else if (attribute == AttributeTable.AttrDatafld)
{
hasDataFld = true;
}
else if (attribute == AttributeTable.AttrWidth || attribute == AttributeTable.AttrHeight)
{
lexer.versions &= ~HtmlVersion.Html20;
}
}
if (!hasAlt)
{
lexer.badAccess |= Report.MISSING_IMAGE_ALT;
Report.AttrError(lexer, node, "alt", Report.MISSING_ATTRIBUTE);
if (lexer.Options.AltText != null)
{
node.AddAttribute("alt", lexer.Options.AltText);
}
}
if (!hasSrc && !hasDataFld)
{
Report.AttrError(lexer, node, "src", Report.MISSING_ATTRIBUTE);
}
if (hasIsMap && !hasUseMap)
{
Report.AttrError(lexer, node, "ismap", Report.MISSING_IMAGEMAP);
}
}