1 // Copyright 2000-2005 the Contributors, as shown in the revision logs.
2 // Licensed under the Apache Public Source License 2.0 ("the License").
3 // You may not use this file except in compliance with the License.
7 import org.ibex.util.*;
12 import javax.servlet.*;
13 import javax.servlet.http.*;
14 //import com.thoughtworks.xstream.*;
15 //import org.prevayler.*;
16 //import org.prevayler.implementation.snapshot.*;
18 public class Servlet extends Prevalence.PrevalentServlet {
20 public static final JS METHOD = new JS.Method();
21 private ServletScope servletscope = null;
24 public void doPost(HttpServletRequest request, HttpServletResponse response) throws IOException { doGet(request, response); }
25 public void doGet(HttpServletRequest request, HttpServletResponse response) throws IOException {
26 servletscope = new ServletScope(request, response, cx);
27 path = cx.getRealPath(((HttpServletRequest)request).getServletPath());
28 Reader xmlreader = new InputStreamReader(new FileInputStream(path));
29 Writer w = response.getWriter();
30 new Template(servletscope, servletscope, xmlreader).wrap(null).toXML(w);
34 // ServletScope //////////////////////////////////////////////////////////////////////////////
36 public class ServletScope extends JSSubProperties {
37 HttpServletRequest request;
38 HttpServletResponse response;
41 public String getRealPath(String s) { return cx.getRealPath(s); }
42 public ServletScope(ServletRequest request, ServletResponse response, ServletContext cx) {
44 this.request = (HttpServletRequest)request;
45 this.response = (HttpServletResponse)response;
46 this.session = this.request.getSession();
50 // FIXME: setattributes, cookies
51 //#repeat params/requestHeader/attributes \
52 // getParameter/getHeader/getAttribute \
53 // getParameterNames/getHeaderNames/getAttributeNames \
54 // request/request/session/response \
55 // setAttribute/setAttribute/setAttribute
56 private JS params = new JS.Obj() {
57 public JS get(JS key) throws JSExn { return JSU.S(request.getParameter(JSU.toString(key)).toString()); }
58 public void put(JS key, JS val) throws JSExn { request.setAttribute(JSU.toString(key), JSU.toString(val)); }
59 public Enumeration keys() throws JSExn {
60 return new JS.Enumeration.JavaStringEnumeration(request.getParameterNames()); }
64 //case "prevalent": return (JS)prevayler.prevalentSystem();
65 public JS _get(JS key) throws JSExn {
66 //#switch(JSU.toString(key))
68 case "arg": return null;
69 case "request": return SUBPROPERTY;
70 case "request.user": return JSU.S(request.getRemoteUser());
71 case "request.header": return requestHeader;
72 case "request.method": return JSU.S(request.getMethod());
73 case "request.remote": return SUBPROPERTY;
74 case "request.remote.ip": return JSU.S(request.getRemoteAddr());
75 case "request.remote.host": return JSU.S(request.getRemoteHost());
76 case "request.ssl": return JSU.B(request.isSecure());
77 case "request.path": return JSU.S(request.getPathInfo());
78 case "response": return SUBPROPERTY;
79 case "form": return SUBPROPERTY;
80 case "form.fields": return currentForm.fields();
81 case "session": return SUBPROPERTY;
82 case "session.created": return new JSDate(request.getSession(true).getCreationTime());
83 case "session.accessed": return new JSDate(request.getSession(true).getLastAccessedTime());
84 case "session.invalidate": return METHOD;
85 case "page": return SUBPROPERTY;
86 case "page.lastmodified": return new JSDate(new File(path).lastModified());
87 case "context": return SUBPROPERTY;
88 case "context.list": return METHOD;
89 case "params": return params;
91 // cookie, responseheader needed, session.attributes
95 Form currentForm = null;
97 public void put(JS key, JS val) throws JSExn {
99 //#switch(JSU.toString(key))
100 case "response.code": response.setStatus(JSU.toInt(val));
101 case "response.redirect": response.sendRedirect(JSU.toString(val));
102 case "response.contentType": response.setContentType(JSU.toString(val));
105 try { prevayler.execute(new Prevalence.JSTransaction((JS)val));
106 } catch (Exception e) { e.printStackTrace(); throw new RuntimeException(e); }
109 } catch (IOException e) { throw new JSExn(JSU.S(e.toString())); }
112 public JS call(JS method, JS[] args) throws JSExn {
113 //#switch(JSU.toString(method))
114 case "session.invalidate": request.getSession(true).invalidate(); return null;
116 String path = JSU.toString(args[0]);
117 if (path.indexOf("..") != -1) throw new JSExn("cannot use .. in paths");
118 File f = new File(cx.getRealPath("/") + File.separatorChar + path);
119 if (!f.isDirectory()) return null;
120 String[] contents = f.list();
121 JSArray ret = new JSArray(contents.length);
122 for(int i=0; i<contents.length; i++) ret.put(JSU.N(ret.size()), JSU.S(contents[i]));