internal void CheckIncludeRecursion(string href)
{
if (this.includedUris [href] != null)
{
// FIXME: fill line info
throw new RelaxngException("Include recursion found. href: " + href);
}
if (parentGrammar != null)
{
parentGrammar.CheckIncludeRecursion(href);
}
}
internal override RdpPattern Compile (RelaxngGrammar grammar)
{
grammar.CheckIncludeRecursion (Href);
grammar.IncludedUris.Add (Href, Href);
if (grammar.Resolver == null)
throw new RelaxngException (this, "To compile 'include' element, XmlResolver is required.");
Uri uri = grammar.Resolver.ResolveUri (BaseUri != String.Empty ? new Uri (BaseUri) : null, Href);
RelaxngPattern p = ReadExternalResource (grammar, uri, ns);
p.DataProvider = grammar.Provider;
RdpPattern ret = p.Compile (grammar);
grammar.IncludedUris.Remove (Href);
return ret;
}
// compile into div
internal RelaxngDiv Compile(RelaxngGrammar grammar)
{
grammar.CheckIncludeRecursion(Href);
grammar.IncludedUris.Add(Href);
if (grammar.Resolver == null)
{
throw new RelaxngException(this, "To compile 'include' element, XmlResolver is required.");
}
Uri baseUri = null;
try {
if (BaseUri != null && BaseUri != String.Empty)
{
baseUri = new Uri(BaseUri);
}
#if PORTABLE
} catch {
throw;
}
#else
} catch (UriFormatException) {
// compile into div
internal RelaxngDiv Compile (RelaxngGrammar grammar)
{
grammar.CheckIncludeRecursion (Href);
grammar.IncludedUris.Add (Href, Href);
if (grammar.Resolver == null)
throw new RelaxngException (this, "To compile 'include' element, XmlResolver is required.");
Uri baseUri = null;
try {
if (BaseUri != null && BaseUri != String.Empty)
baseUri = new Uri (BaseUri);
} catch (UriFormatException) {
if (File.Exists (BaseUri))
baseUri = new Uri (Path.GetFullPath (BaseUri));
}
Uri uri = grammar.Resolver.ResolveUri (baseUri, Href);
RelaxngGrammar g = ReadExternalResource (grammar, uri, (ns != null && ns.Length != 0) || !grammar.IsSourceCompactSyntax ? ns : grammar.DefaultNamespace) as RelaxngGrammar;
if (g == null)
throw new RelaxngException (this, "Included syntax must start with \"grammar\" element.");
g.DataProvider = grammar.Provider;
g.IsSourceCompactSyntax = grammar.IsSourceCompactSyntax;
// process recursive inclusions.
foreach (RelaxngInclude inc in g.Includes)
g.Divs.Add (inc.Compile (grammar));
// process this own div children.
// each div subelements are also compiled.
foreach (RelaxngDiv cdiv in divs)
cdiv.Compile (g);
foreach (RelaxngDiv cdiv in g.Divs)
cdiv.Compile (g);
// replace redifinitions into div.
// starts.
if (this.Starts.Count > 0 && g.Starts.Count == 0)
throw new RelaxngException (this, "When the included grammar does not contain start components, this include component must not contain start components.");
RelaxngGrammarContentList appliedStarts = (this.starts.Count > 0) ?
this.starts : g.Starts;
RelaxngDiv div = new RelaxngDiv ();
div.BaseUri = this.BaseUri;
div.LinePosition = this.LinePosition;
div.LineNumber = this.LineNumber;
foreach (RelaxngStart start in appliedStarts)
div.Starts.Add (start);
// defines.
Hashtable overrides = new Hashtable ();
Hashtable originalDefs = new Hashtable ();
foreach (RelaxngDefine def in defines) {
overrides.Add (def.Name, def.Name);
div.Defines.Add (def);
}
foreach (RelaxngDefine def in g.Defines) {
originalDefs [def.Name] = def.Name;
if (!overrides.ContainsKey (def.Name)) {
div.Defines.Add (def);
}
// else discard.
}
foreach (string name in overrides.Values)
if (!originalDefs.ContainsKey (name))
throw new RelaxngException (this, "The include component must not contain define components whose name does not appear in the included grammar component.");
grammar.IncludedUris.Remove (Href);
return div;
}
internal override RdpPattern Compile (RelaxngGrammar grammar)
{
grammar.CheckIncludeRecursion (Href);
grammar.IncludedUris.Add (Href, Href);
if (grammar.Resolver == null)
throw new RelaxngException (this, "To compile 'include' element, XmlResolver is required.");
Uri uri = grammar.Resolver.ResolveUri (BaseUri != String.Empty ? new Uri (BaseUri) : null, Href);
RelaxngPattern p = ReadExternalResource (grammar, uri, ns);
p.DataProvider = grammar.Provider;
RdpPattern ret = p.Compile (grammar);
grammar.IncludedUris.Remove (Href);
return ret;
}
// compile into div
internal RelaxngDiv Compile(RelaxngGrammar grammar)
{
grammar.CheckIncludeRecursion(Href);
grammar.IncludedUris.Add(Href, Href);
if (grammar.Resolver == null)
{
throw new RelaxngException(this, "To compile 'include' element, XmlResolver is required.");
}
Uri baseUri = null;
try {
if (BaseUri != null && BaseUri != String.Empty)
{
baseUri = new Uri(BaseUri);
}
} catch (UriFormatException) {
if (File.Exists(BaseUri))
{
baseUri = new Uri(Path.GetFullPath(BaseUri));
}
}
Uri uri = grammar.Resolver.ResolveUri(baseUri, Href);
RelaxngGrammar g = ReadExternalResource(grammar, uri, (ns != null && ns.Length != 0) || !grammar.IsSourceCompactSyntax ? ns : grammar.DefaultNamespace) as RelaxngGrammar;
if (g == null)
{
throw new RelaxngException(this, "Included syntax must start with \"grammar\" element.");
}
g.DataProvider = grammar.Provider;
g.IsSourceCompactSyntax = grammar.IsSourceCompactSyntax;
// process recursive inclusions.
foreach (RelaxngInclude inc in g.Includes)
{
g.Divs.Add(inc.Compile(grammar));
}
// process this own div children.
// each div subelements are also compiled.
foreach (RelaxngDiv cdiv in divs)
{
cdiv.Compile(g);
}
foreach (RelaxngDiv cdiv in g.Divs)
{
cdiv.Compile(g);
}
// replace redifinitions into div.
// starts.
if (this.Starts.Count > 0 && g.Starts.Count == 0)
{
throw new RelaxngException(this, "When the included grammar does not contain start components, this include component must not contain start components.");
}
RelaxngGrammarContentList appliedStarts = (this.starts.Count > 0) ?
this.starts : g.Starts;
RelaxngDiv div = new RelaxngDiv();
div.BaseUri = this.BaseUri;
div.LinePosition = this.LinePosition;
div.LineNumber = this.LineNumber;
foreach (RelaxngStart start in appliedStarts)
{
div.Starts.Add(start);
}
// defines.
Hashtable overrides = new Hashtable();
Hashtable originalDefs = new Hashtable();
foreach (RelaxngDefine def in defines)
{
overrides.Add(def.Name, def.Name);
div.Defines.Add(def);
}
foreach (RelaxngDefine def in g.Defines)
{
originalDefs [def.Name] = def.Name;
if (!overrides.ContainsKey(def.Name))
{
div.Defines.Add(def);
}
// else discard.
}
foreach (string name in overrides.Values)
{
if (!originalDefs.ContainsKey(name))
{
throw new RelaxngException(this, "The include component must not contain define components whose name does not appear in the included grammar component.");
}
}
grammar.IncludedUris.Remove(Href);
return(div);
}