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//
// MSXslScriptManager.cs
//
// Author:
// Ben Maurer (bmaurer@users.sourceforge.net)
// Atsushi Enomoto (ginga@kit.hi-ho.ne.jp)
//
// (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.Diagnostics;
using System.Collections;
using System.Globalization;
using System.IO;
using System.Reflection;
using System.Security;
using System.Security.Cryptography;
using System.Security.Policy;
using System.Text;
using System.Xml;
using System.Xml.Schema;
using System.Xml.XPath;
using System.Xml.Xsl;
namespace Mono.Xml.Xsl {
// FIXME: Correct evidence handling; test other than simple string case
internal class MSXslScriptManager {
Hashtable scripts = new Hashtable ();
public MSXslScriptManager () {}
public void AddScript (Compiler c)
{
MSXslScript s = new MSXslScript (c.Input, c.Evidence);
string ns = c.Input.GetNamespace (s.ImplementsPrefix);
if (ns == null)
throw new XsltCompileException ("Specified prefix for msxsl:script was not found: " + s.ImplementsPrefix, null, c.Input);
scripts.Add (ns, s.Compile (c.Input));
}
enum ScriptingLanguage {
JScript,
VisualBasic,
CSharp
}
public object GetExtensionObject (string ns)
{
if (!scripts.ContainsKey (ns))
return null;
return Activator.CreateInstance ((Type) scripts [ns]);
}
class MSXslScript {
ScriptingLanguage language = ScriptingLanguage.JScript; // default = JScript.
string implementsPrefix = null;
string code = null;
Evidence evidence;
public MSXslScript (XPathNavigator nav, Evidence evidence)
{
this.evidence = evidence;
code = nav.Value;
if (nav.MoveToFirstAttribute ()) {
do {
switch (nav.LocalName) {
case "language":
switch (nav.Value.ToLower (CultureInfo.InvariantCulture)) {
case "jscript":
case "javascript":
language = ScriptingLanguage.JScript; break;
case "vb":
case "visualbasic":
language = ScriptingLanguage.VisualBasic;
break;
case "c#":
case "csharp":
language = ScriptingLanguage.CSharp;
break;
default:
throw new XsltException ("Invalid scripting language!", null);
}
break;
case "implements-prefix":
implementsPrefix = nav.Value;
break;
}
} while (nav.MoveToNextAttribute ());
nav.MoveToParent ();
}
if (implementsPrefix == null)
throw new XsltException ("need implements-prefix attr", null);
}
public ScriptingLanguage Language {
get { return language; }
}
public string ImplementsPrefix {
get { return implementsPrefix; }
}
public string Code {
get { return code; }
}
public object Compile (XPathNavigator node)
{
#if TARGET_JVM || MONOTOUCH
throw new NotImplementedException ();
#else
string suffix = "";
foreach (byte b in MD5.Create ().ComputeHash (Encoding.Unicode.GetBytes (code))) {
suffix += b.ToString ("x2");
}
switch (this.language) {
case ScriptingLanguage.CSharp:
return new CSharpCompilerInfo ().GetScriptClass (Code, suffix, node, evidence);
case ScriptingLanguage.JScript:
return new JScriptCompilerInfo ().GetScriptClass (Code, suffix, node, evidence);
case ScriptingLanguage.VisualBasic:
return new VBCompilerInfo ().GetScriptClass (Code, suffix, node, evidence);
default:
return null;
}
#endif
}
}
}
}
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