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* Remove processed parameter feature ($(...), $[...]), as it is largely redundant.

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* Fix bug reported by Tobi on helma-user where nested macros in default, prefix or suffix
  returned something else than a string.
This commit is contained in:
hns 2007-04-26 09:26:30 +00:00
parent 20ff053619
commit 1dcdb8e452
1 changed files with 16 additions and 44 deletions
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60
src/helma/framework/core/Skin.java
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@ -323,8 +323,6 @@ public final class Skin {
throws Exception {
if (value instanceof Macro) {
return ((Macro) value).invokeAsParameter(cx);
} else if (value instanceof ProcessedParameter) {
return ((ProcessedParameter) value).process(cx.reval);
} else {
return value;
}
@ -496,7 +494,7 @@ public final class Skin {
return parse(macroOffset, true);
}
// add parameter
addParameter(lastParamName, parseParameter(b.toString()));
addParameter(lastParamName, b.toString());
lastParamName = null;
b.setLength(0);
quotechar = '\u0000';
@ -528,7 +526,7 @@ public final class Skin {
if (quotechar == '\u0000') {
if (b.length() > 0) {
// add parameter
addParameter(lastParamName, parseParameter(b.toString()));
addParameter(lastParamName, b.toString());
lastParamName = null;
b.setLength(0);
}
@ -569,7 +567,7 @@ public final class Skin {
if (name == null) {
name = b.toString().trim();
} else {
addParameter(lastParamName, parseParameter(b.toString()));
addParameter(lastParamName, b.toString());
}
}
@ -588,17 +586,6 @@ public final class Skin {
positionalParams = null;
}
private Object parseParameter(String str) {
int length = str.length();
if (length > 3 && str.charAt(0) == '$') {
if (str.charAt(1) == '[' && str.charAt(length - 1) == ']')
return new ProcessedParameter(str.substring(2, str.length()-1), 0);
else if (str.charAt(1) == '(' && str.charAt(length - 1) == ')')
return new ProcessedParameter(str.substring(2, str.length()-1), 1);
}
return str;
}
private void addParameter(String name, Object value) {
if (!(value instanceof String)) {
hasNestedMacros = true;
@ -1052,12 +1039,22 @@ public final class Skin {
if (!containsMacros())
return this;
StandardParams stdParams = new StandardParams();
stdParams.prefix = processParameter(prefix, cx);
stdParams.suffix = processParameter(suffix, cx);
stdParams.defaultValue = processParameter(defaultValue, cx);
stdParams.prefix = renderToString(prefix, cx);
stdParams.suffix = renderToString(suffix, cx);
stdParams.defaultValue = renderToString(defaultValue, cx);
return stdParams;
}
String renderToString(Object obj, RenderContext cx) throws Exception {
Object value = processParameter(obj, cx);
if (value == null)
return null;
else if (value instanceof String)
return (String) value;
else
return cx.reval.scriptingEngine.toString(value);
}
}
class RenderContext {
@ -1126,31 +1123,6 @@ public final class Skin {
}
}
/**
* Processed macro parameter
*/
class ProcessedParameter {
String value;
int type;
ProcessedParameter(String value, int type) {
this.value = value;
this.type = type;
}
Object process(RequestEvaluator reval) throws Exception {
switch (type) {
case 1:
Object function = app.processMacroParameter;
Object[] args = {value};
return reval.invokeDirectFunction(null, function, args);
case 0:
default:
return reval.getResponse().getMacroHandlers().get(value);
}
}
}
/**
* Exception type for unhandled macros
*/