public void Add(string name, DTDEntityDeclaration decl)
{
if (base.Contains(name))
{
throw new InvalidOperationException(string.Format("Entity declaration for {0} was already added.", name));
}
decl.SetRoot(base.Root);
base.BaseAdd(name, decl);
}
internal string GenerateEntityAttributeText(string entityName)
{
DTDEntityDeclaration entity = EntityDecls [entityName] as DTDEntityDeclaration;
if (entity == null)
{
return(null);
}
return(entity.EntityValue);
}
internal string GenerateEntityAttributeText(string entityName)
{
DTDEntityDeclaration dtdentityDeclaration = this.EntityDecls[entityName];
if (dtdentityDeclaration == null)
{
return(null);
}
return(dtdentityDeclaration.EntityValue);
}
public string ResolveEntity(string name)
{
DTDEntityDeclaration dtdentityDeclaration = this.EntityDecls[name];
if (dtdentityDeclaration == null)
{
this.AddError(new XmlException(string.Format("Required entity was not found: {0}", name), null, this.LineNumber, this.LinePosition));
return(" ");
}
return(dtdentityDeclaration.EntityValue);
}
internal Mono.Xml2.XmlTextReader GenerateEntityContentReader(string entityName, XmlParserContext context)
{
DTDEntityDeclaration dtdentityDeclaration = this.EntityDecls[entityName];
if (dtdentityDeclaration == null)
{
return(null);
}
if (dtdentityDeclaration.SystemId != null)
{
Uri baseUri = (!(dtdentityDeclaration.BaseURI == string.Empty)) ? new Uri(dtdentityDeclaration.BaseURI) : null;
Stream xmlFragment = this.resolver.GetEntity(this.resolver.ResolveUri(baseUri, dtdentityDeclaration.SystemId), null, typeof(Stream)) as Stream;
return(new Mono.Xml2.XmlTextReader(xmlFragment, XmlNodeType.Element, context));
}
return(new Mono.Xml2.XmlTextReader(dtdentityDeclaration.EntityValue, XmlNodeType.Element, context));
}
internal XmlTextReaderImpl GenerateEntityContentReader(string entityName, XmlParserContext context)
{
DTDEntityDeclaration entity = EntityDecls [entityName] as DTDEntityDeclaration;
if (entity == null)
{
return(null);
}
if (entity.SystemId != null)
{
Uri baseUri = entity.BaseURI == String.Empty ? null : new Uri(entity.BaseURI);
Stream stream = resolver.GetEntity(resolver.ResolveUri(baseUri, entity.SystemId), null, typeof(Stream)) as Stream;
return(new XmlTextReaderImpl(stream, XmlNodeType.Element, context));
}
else
{
return(new XmlTextReaderImpl(entity.EntityValue, XmlNodeType.Element, context));
}
}
public string ResolveEntity(string name)
{
DTDEntityDeclaration decl = EntityDecls [name]
as DTDEntityDeclaration;
if (decl == null)
{
#if NET_2_1
AddError(new XmlSchemaException(String.Format("Required entity was not found: {0}", name), null, this.LineNumber, this.LinePosition));
#else
AddError(new XmlSchemaException("Required entity was not found.",
this.LineNumber, this.LinePosition, null, this.BaseURI, null));
#endif
return(" ");
}
else
{
return(decl.EntityValue);
}
}
// It returns whether the entity contains references to external entities.
public void ScanEntityValue(ArrayList refs)
{
// To modify this code, beware nesting between this and EntityValue.
string value = EntityValue;
if (this.SystemId != null)
{
hasExternalReference = true;
}
if (recursed)
{
throw NotWFError("Entity recursion was found.");
}
recursed = true;
if (scanned)
{
foreach (string referenced in refs)
{
if (this.ReferencingEntities.Contains(referenced))
{
throw NotWFError(String.Format(
"Nested entity was found between {0} and {1}",
referenced, Name));
}
}
recursed = false;
return;
}
int len = value.Length;
int start = 0;
for (int i = 0; i < len; i++)
{
switch (value [i])
{
case '&':
start = i + 1;
break;
case ';':
if (start == 0)
{
break;
}
string name = value.Substring(start, i - start);
if (name.Length == 0)
{
throw NotWFError("Entity reference name is missing.");
}
if (name [0] == '#')
{
break; // character reference
}
if (XmlChar.GetPredefinedEntity(name) >= 0)
{
break; // predefined reference
}
this.ReferencingEntities.Add(name);
DTDEntityDeclaration decl = Root.EntityDecls [name];
if (decl != null)
{
if (decl.SystemId != null)
{
hasExternalReference = true;
}
refs.Add(Name);
decl.ScanEntityValue(refs);
foreach (string str in decl.ReferencingEntities)
{
ReferencingEntities.Add(str);
}
refs.Remove(Name);
value = value.Remove(start - 1, name.Length + 2);
value = value.Insert(start - 1, decl.EntityValue);
i -= name.Length + 1; // not +2, because of immediate i++ .
len = value.Length;
}
start = 0;
break;
}
}
if (start != 0)
#if NET_2_1
{ Root.AddError(new XmlSchemaException(this, this.BaseURI, "Invalid reference character '&' is specified.")); }
#else
{ Root.AddError(new XmlSchemaException("Invalid reference character '&' is specified.",
this.LineNumber, this.LinePosition, null, this.BaseURI, null)); }
#endif
scanned = true;
recursed = false;
}
public void ScanEntityValue(ArrayList refs)
{
string text = this.EntityValue;
if (base.SystemId != null)
{
this.hasExternalReference = true;
}
if (this.recursed)
{
throw base.NotWFError("Entity recursion was found.");
}
this.recursed = true;
if (this.scanned)
{
foreach (object obj in refs)
{
string text2 = (string)obj;
if (this.ReferencingEntities.Contains(text2))
{
throw base.NotWFError(string.Format("Nested entity was found between {0} and {1}", text2, base.Name));
}
}
this.recursed = false;
return;
}
int length = text.Length;
int num = 0;
for (int i = 0; i < length; i++)
{
char c = text[i];
if (c != '&')
{
if (c == ';')
{
if (num != 0)
{
string text3 = text.Substring(num, i - num);
if (text3.Length == 0)
{
throw base.NotWFError("Entity reference name is missing.");
}
if (text3[0] != '#')
{
if (XmlChar.GetPredefinedEntity(text3) < 0)
{
this.ReferencingEntities.Add(text3);
DTDEntityDeclaration dtdentityDeclaration = base.Root.EntityDecls[text3];
if (dtdentityDeclaration != null)
{
if (dtdentityDeclaration.SystemId != null)
{
this.hasExternalReference = true;
}
refs.Add(base.Name);
dtdentityDeclaration.ScanEntityValue(refs);
foreach (object obj2 in dtdentityDeclaration.ReferencingEntities)
{
string value = (string)obj2;
this.ReferencingEntities.Add(value);
}
refs.Remove(base.Name);
text = text.Remove(num - 1, text3.Length + 2);
text = text.Insert(num - 1, dtdentityDeclaration.EntityValue);
i -= text3.Length + 1;
length = text.Length;
}
num = 0;
}
}
}
}
}
else
{
num = i + 1;
}
}
if (num != 0)
{
base.Root.AddError(new XmlException(this, this.BaseURI, "Invalid reference character '&' is specified."));
}
this.scanned = true;
this.recursed = false;
}
