// (C) 2003 Atsushi Enomoto
//
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
using System;
-using System.CodeDom;
using System.Collections;
using System.Collections.Specialized;
using System.Xml;
namespace Mono.Xml.Xsl {
- public class XslStylesheet {
+ internal class XslStylesheet {
public const string XsltNamespace = "http://www.w3.org/1999/XSL/Transform";
- public const string MSXsltNamespace = "urn:schemas-microsoft-com:xslt::script";
+ public const string MSXsltNamespace = "urn:schemas-microsoft-com:xslt";
Compiler c;
- XslStylesheet importer;
+// XslStylesheet importer;
// Top-level elements
ArrayList imports = new ArrayList ();
// [QName]=>XmlSpace
Hashtable spaceControls = new Hashtable ();
// [string stylesheet-prefix]=>string result-prefix
- Hashtable namespaceAliases = new Hashtable ();
+ NameValueCollection namespaceAliases = new NameValueCollection ();
// [QName]=>XmlSpace
Hashtable parameters = new Hashtable ();
// [QName]=>XslKey
Hashtable keys = new Hashtable();
- MSXslScriptManager msScripts = new MSXslScriptManager ();
XslTemplateTable templates;
// stylesheet attributes
XmlQualifiedName [] excludeResultPrefixes;
ArrayList stylesheetNamespaces = new ArrayList ();
- // below are newly introduced in XSLT 2.0
- // elements::
- // xsl:import-schema should be interpreted into it.
- XmlSchemaCollection schemas = new XmlSchemaCollection ();
- // [QName]=>XslCharacterMap
- Hashtable characterMap = new Hashtable ();
- // [QName]=>XslDateFormat
- Hashtable dateFormats = new Hashtable ();
- // [QName]=>XslFunction
- Hashtable functions = new Hashtable ();
- // [QName]=>XslSortKey
- Hashtable sortKeys = new Hashtable ();
- // attributes::
- string xpathDefaultNamespace = "";
- XslDefaultValidation defaultValidation = XslDefaultValidation.Lax;
-
public string BaseUri {
get { return c.Input.BaseURI; }
}
get { return spaceControls; }
}
- public Hashtable NamespaceAliases {
+ public NameValueCollection NamespaceAliases {
get { return namespaceAliases; }
}
get { return parameters; }
}
- public MSXslScriptManager ScriptManager{
- get { return msScripts; }
- }
-
public XPathNavigator StyleDocument {
get { return c.Input; }
}
get { return keys; }
}
+ public string Version {
+ get { return version; }
+ }
+
public XslStylesheet (Compiler c)
{
this.c = c;
c.PushStylesheet (this);
templates = new XslTemplateTable (this);
+
+ // move to root element
+ while (c.Input.NodeType != XPathNodeType.Element)
+ if (!c.Input.MoveToNext ())
+ throw new XsltCompileException ("Stylesheet root element must be either \"stylesheet\" or \"transform\" or any literal element.", null, c.Input);
+
if (c.Input.NamespaceURI != XsltNamespace) {
+ if (c.Input.GetAttribute ("version", XsltNamespace) == null)
+ throw new XsltCompileException ("Mandatory global attribute version is missing.", null, c.Input);
// then it is simplified stylesheet.
Templates.Add (new XslTemplate (c));
} else {
+ if (c.Input.LocalName != "stylesheet" &&
+ c.Input.LocalName != "transform")
+ throw new XsltCompileException ("Stylesheet root element must be either \"stylesheet\" or \"transform\" or any literal element.", null, c.Input);
+
version = c.Input.GetAttribute ("version", "");
+ if (version == null)
+ throw new XsltCompileException ("Mandatory attribute version is missing.", null, c.Input);
+
extensionElementPrefixes = c.ParseQNameListAttribute ("extension-element-prefixes");
excludeResultPrefixes = c.ParseQNameListAttribute ("exclude-result-prefixes");
if (c.Input.MoveToFirstNamespace (XPathNamespaceScope.Local)) {
return null;
}
+ bool countedSpaceControlExistence;
+ bool cachedHasSpaceControls;
+ public bool HasSpaceControls {
+ get {
+ if (!countedSpaceControlExistence) {
+ countedSpaceControlExistence = true;
+ if (this.spaceControls.Count > 0)
+ cachedHasSpaceControls = true;
+ else if (imports.Count == 0)
+ cachedHasSpaceControls = false;
+ else {
+ for (int i = 0; i < imports.Count; i++)
+ if (((XslStylesheet) imports [i]).spaceControls.Count > 0)
+ countedSpaceControlExistence = true;
+ cachedHasSpaceControls = false;
+ }
+ }
+ return cachedHasSpaceControls;
+ }
+ }
+
+ public bool GetPreserveWhitespace (string localName, string ns)
+ {
+ if (!HasSpaceControls)
+ return true;
+
+ XmlQualifiedName qname = new XmlQualifiedName (localName, ns);
+ object o = spaceControls [qname];
+ if (o == null) {
+
+ for (int i = 0; i < imports.Count; i++) {
+ o = ((XslStylesheet) imports [i]).SpaceControls [qname];
+ if (o != null)
+ break;
+ }
+ }
+
+ if (o == null) {
+ qname = new XmlQualifiedName ("*", ns);
+ o = spaceControls [qname];
+ if (o == null) {
+ for (int i = 0; i < imports.Count; i++) {
+ o = ((XslStylesheet) imports [i]).SpaceControls [qname];
+ if (o != null)
+ break;
+ }
+ }
+ }
+
+ if (o == null) {
+ qname = new XmlQualifiedName ("*", String.Empty);
+ o = spaceControls [qname];
+ if (o == null) {
+ for (int i = 0; i < imports.Count; i++) {
+ o = ((XslStylesheet) imports [i]).SpaceControls [qname];
+ if (o != null)
+ break;
+ }
+ }
+ }
+
+ if (o != null) {
+ switch ((XmlSpace) o) {
+ case XmlSpace.Preserve:
+ return true;
+ case XmlSpace.Default:
+ return false;
+ }
+ }
+ return true;
+ }
+
+ bool countedNamespaceAliases;
+ bool cachedHasNamespaceAliases;
+ public bool HasNamespaceAliases {
+ get {
+ if (!countedNamespaceAliases) {
+ countedNamespaceAliases = true;
+ if (namespaceAliases.Count > 0)
+ cachedHasNamespaceAliases = true;
+ else if (imports.Count == 0)
+ cachedHasNamespaceAliases = false;
+ else {
+ for (int i = 0; i < imports.Count; i++)
+ if (((XslStylesheet) imports [i]).namespaceAliases.Count > 0)
+ countedNamespaceAliases = true;
+ cachedHasNamespaceAliases = false;
+ }
+ }
+ return cachedHasNamespaceAliases;
+ }
+ }
+
+ public string GetActualPrefix (string prefix)
+ {
+ if (!HasNamespaceAliases)
+ return prefix;
+
+ string result = namespaceAliases [prefix];
+ if (result == null) {
+ for (int i = 0; i < imports.Count; i++) {
+ result = ((XslStylesheet) imports [i]).namespaceAliases [prefix];
+ if (result != null)
+ break;
+ }
+ }
+
+ return result != null ? result : prefix;
+ }
+
private XslStylesheet (Compiler c, XslStylesheet importer) : this (c)
{
- this.importer = importer;
+// this.importer = importer;
}
private void HandleInclude (string href)
break;
case "namespace-alias":
- namespaceAliases.Add (c.GetAttribute ("stylesheet-prefix", ""), c.GetAttribute ("result-prefix", ""));
+ namespaceAliases.Add ((string) c.GetAttribute ("stylesheet-prefix", ""), (string) c.GetAttribute ("result-prefix", ""));
break;
case "attribute-set":
case "param":
c.AddGlobalVariable (new XslGlobalParam (c));
break;
+ default:
+ if (version == "1.0")
+ throw new XsltCompileException ("Unrecognized top level element.", null, c.Input);
+ break;
}
break;
case MSXsltNamespace:
switch (n.LocalName)
{
case "script":
- msScripts.AddScript (n);
+ c.ScriptManager.AddScript (c);
break;
}
break;
private void AddSpaceControls (QName [] names, XmlSpace result, XPathNavigator styleElem)
{
+ // XSLT 3.4 - This implementation recovers from errors.
foreach (QName name in names)
- spaceControls.Add (name, result);
+ spaceControls [name] = result;
}
public string PrefixInEffect (string prefix, ArrayList additionalExcluded)
return null;
}
- string alias = NamespaceAliases [prefix] as string;
- if (alias != null)
- return alias;
-
- return prefix;
+ return GetActualPrefix (prefix);
}
}
- public enum XslDefaultValidation
+ internal enum XslDefaultValidation
{
Strict,
Lax,