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Added experimental support for hrefFunction that works analogously to hrefSkin

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except it defines a function to be called with the raw href. The raw href is passed as
only parameter to the function, and it is expected to return the processed href.
This commit is contained in:
hns 2003-03-06 17:24:51 +00:00
parent 1fa508dd27
commit 75fbf7588f
1 changed files with 27 additions and 12 deletions
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39
src/helma/scripting/fesi/HopExtension.java
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@ -8,6 +8,7 @@ import helma.framework.core.*;
import helma.objectmodel.*;
import helma.util.*;
import helma.framework.IPathElement;
import helma.scripting.ScriptingException;
import FESI.Interpreter.*;
import FESI.Exceptions.*;
import FESI.Extensions.*;
@ -759,10 +760,29 @@ public final class HopExtension {
Object elem = thisObject.toJavaObject ();
String tmpname = arguments.length == 0 ? "" : arguments[0].toString ();
String basicHref =app.getNodeHref (elem, tmpname);
// check if the app.properties specify a href-function to post-process the
// basic href.
String hrefFunction = app.getProperty ("hrefFunction", null);
if (hrefFunction != null) {
Object funcElem = elem;
while (funcElem != null) {
if (engine.hasFunction (funcElem, hrefFunction)) {
Object obj;
try {
obj = engine.invoke (funcElem, hrefFunction, new Object[] {basicHref}, false);
} catch (ScriptingException x) {
throw new RuntimeException ("Error in hrefFunction: "+x);
}
if (obj == null)
throw new RuntimeException ("hrefFunction "+hrefFunction+" returned null");
basicHref = obj.toString ();
}
funcElem = app.getParentElement (funcElem);
}
}
// check if the app.properties specify a href-skin to post-process the
// basic href.
String hrefSkin = app.getProperty ("hrefSkin", null);
// FIXME: we should actually walk down the path from the object we called href() on
// instead we move down the URL path.
if (hrefSkin != null) {
// we need to post-process the href with a skin for this application
// first, look in the object href was called on.
@ -774,29 +794,24 @@ public final class HopExtension {
Prototype proto = app.getPrototype (skinElem);
if (proto != null) {
skin = proto.getSkin (hrefSkin);
/* String skinid = proto.getName()+"/"+hrefSkin;
skin = res.getCachedSkin (skinid);
if (skin == null) {
skin = app.getSkin (skinElem, hrefSkin, skinpath);
res.cacheSkin (skinid, skin);
} */
}
if (skin == null)
skinElem = app.getParentElement (skinElem);
}
if (skin != null) {
return renderSkin (skin, basicHref, skinElem);
basicHref = renderSkin (skin, basicHref, skinElem);
}
}
return new ESString (basicHref);
}
private ESString renderSkin (Skin skin, String path, Object skinElem) throws EcmaScriptException {
private String renderSkin (Skin skin, String path, Object skinElem) throws EcmaScriptException {
engine.getResponse().pushStringBuffer ();
HashMap param = new HashMap ();
param.put ("path", path);
skin.render (engine.getRequestEvaluator(), skinElem, param);
return new ESString (engine.getResponse().popStringBuffer ().trim ());
return engine.getResponse().popStringBuffer ().trim ();
}
}