tons of changes

[org.ibex.xt.git] / src / org / ibex / xt / Template.java

diff --git a/src/org/ibex/xt/Template.java b/src/org/ibex/xt/Template.java
index 000670f..e941364 100644 (file)
--- a/src/org/ibex/xt/Template.java
+++ b/src/org/ibex/xt/Template.java
@@ -88,7 +88,8 @@ public class Template extends Node.Stream.Filter implements Node.Stream.Functor
     public boolean __read(final Node n) {
         if (!upstreamRead(n)) return false;
         if (n.cdata != null) return true;
-        final String uri = n.uri;
+        String uri = n.uri;
+        if (uri == null) uri = "http://www.w3.org/1999/xhtml";  // FIXME FIXME FIXME!!!!
         final String name = n.name;
         if (uri.indexOf(':') == -1)
             throw new RuntimeException("uri does not contain a colon: " + uri + " (tag name " + name + ")");
@@ -98,11 +99,15 @@ public class Template extends Node.Stream.Filter implements Node.Stream.Functor
         } else if (method.equals("webinf")) {
             return graft(newTemplate(servletscope, copyNodeToScope(transform(n, scope), new Scope(servletscope)),
                                      servletscope.getRealPath("/") + "/WEB-INF/" + rest + name), n).upstreamRead(n);
+        } else if (uri.equals("http://xt.ibex.org/form")) {
+            return graft(new InputTag(n.name), n).upstreamRead(n);
         } else if (uri.equals("http://xt.ibex.org/")) {
             //#switch(name)
+            case "form":  return graft(new FormTag(n.attr("class")), n).upstreamRead(n);
+            case "input": return graft(new InputTag(n.attr("field")), n).upstreamRead(n);
             case "if":       
                 transform(n, scope);
-                return graft((Node.Stream.Functor)("true".equals(n.attr("if")) ? new DropTag() : new DropAll()), n).upstreamRead(n);
+                return graft((Node.Stream.Functor)("true".equals(n.attr("if"))?new DropTag():new DropAll()), n).upstreamRead(n);
             case "js":       return graft(new JsTag(scope), n).upstreamRead(n);
             case "foreach":  return graft(new ForEach(n, scope), n).upstreamRead(n);
             case "children":
@@ -158,6 +163,42 @@ public class Template extends Node.Stream.Filter implements Node.Stream.Functor
         }
     }
 
+    private class InputTag implements Node.Stream.Functor {
+        final String fieldName;
+        public InputTag(String fieldName) { this.fieldName = fieldName; }
+        public Node.Stream wrap(Node.Stream kids) {
+            try {
+                return new Node.Stream.FromXML(new StringReader(servletscope.currentForm.emit(fieldName)));
+            } catch (Exception e) { Log.warn(this, e); return null; }
+        }
+    }
+
+    private class FormTag implements Node.Stream.Functor {
+        final String classname;
+        public FormTag(String classname) { this.classname = classname; }
+        public Node.Stream wrap(final Node.Stream kids) {
+            try {
+                servletscope.currentForm = (Form)Class.forName(classname).newInstance();
+                Log.warn("emit", servletscope.currentForm.emit());
+                return new Node.Stream() {
+                        boolean done = false;
+                        public boolean _read(Node n) {
+                            if (done) return kids._read(n);
+                            done = true;
+                            n.clear();
+                            n.name = "form";
+                            n.uri = "http://www.w3.org/1999/xhtml";
+                            n.numattrs = 1;
+                            n.attrs = new String[] { "action", "/servlet/"+classname };
+                            return true;
+                        }
+                    };
+            } catch (Exception e) {
+                Log.warn(this, e);
+                return null;
+            }
+        } }
+ 
     private class DropTag implements Node.Stream.Functor {
         public Node.Stream wrap(Node.Stream kids) {
             return kids;