private StringBuffer content = null; ///< during XML parsing, this holds partially-read character data; null otherwise
private int content_start = 0; ///< line number of the first line of <tt>content</tt>
- private int content_lines = 0; ///< number of lines in <tt>content</tt>
private int startLine = -1; ///< the line number that this element starts on
private final Res r; ///< the resource we came from
// Static data/methods ///////////////////////////////////////////////////////////////////
- public static Template getTemplate(Res r) {
+ public static Template getTemplate(Res r) throws JSExn {
try {
r = r.addExtension(".xwt");
if (r.t != null) return r.t;
r.t = new Template(r);
new TemplateHelper().parseit(r.getInputStream(), r.t);
return r.t;
- } catch (Exception e) {
- if (Log.on) Log.log(r.t == null ? "null" : r.t.fileName, e);
- return null;
+ } catch (Exception e) { throw new JSExn(e.toString());
}
}
- public static Res resolveStringToResource(String str, XWT xwt, boolean permitAbsolute) {
+ public static Res resolveStringToResource(String str, XWT xwt, boolean permitAbsolute) throws JSExn {
// URL
if (str.indexOf("://") != -1) {
- // FIXME
- //if (permitAbsolute) return Res.fromString(str);
- Log.log(Template.class, "absolute URL " + str + " not permitted here");
- return null;
+ if (permitAbsolute) return (Res)xwt.url2res(str);
+ throw new JSExn("absolute URL " + str + " not permitted here");
}
// root-relative
// Methods to apply templates ////////////////////////////////////////////////////////
- private Template(Res r) { this.r = r; }
+ private Template(Res r) {
+ this.r = r;
+ String f = r.toString();
+ if (f != null && !f.equals(""))
+ fileName = f.substring(f.lastIndexOf('/')+1, f.endsWith(".xwt") ? f.length() - 4 : f.length());
+ }
/** called before this template is applied or its static object can be externally referenced */
- JSScope getStatic() {
+ JSScope getStatic() throws JSExn {
if (staticJSScope == null) staticJSScope = new JSScope(null);
if (staticscript == null) return staticJSScope;
JSFunction temp = staticscript;
staticscript = null;
- temp.cloneWithNewParentJSScope(staticJSScope).call(new JSArray());
+ temp.cloneWithNewParentScope(staticJSScope).call(null, null, null, null, 0);
return staticJSScope;
}
* @param pboxes a vector of all box parents on which to put $-references
* @param ptemplates a vector of the fileNames to recieve private references on the pboxes
*/
- void apply(Box b, XWT xwt) { apply(b, xwt, null); }
- void apply(Box b, XWT xwt, PerInstantiationJSScope parentPis) {
+ void apply(Box b, XWT xwt) throws JSExn { apply(b, xwt, null); }
+ void apply(Box b, XWT xwt, PerInstantiationJSScope parentPis) throws JSExn {
getStatic();
PerInstantiationJSScope pis = new PerInstantiationJSScope(b, xwt, parentPis, staticJSScope);
for (int i=0; children != null && i<children.size(); i++) {
- Box kid = new BoxTree();
+ Box kid = new Box();
((Template)children.elementAt(i)).apply(kid, xwt, pis);
- b.putAndTriggerJSTraps(JSObj.N(b.numchildren), kid);
+ b.putAndTriggerTraps(JS.N(b.treeSize()), kid);
}
- if (script != null) script.cloneWithNewParentJSScope(pis).call(new JSArray());
+ if (script != null) script.cloneWithNewParentScope(pis).call(null, null, null, null, 0);
for(int i=0; keys != null && i<keys.length; i++)
- if (vals[i] instanceof String && ((String)vals[i]).charAt(0) == '$') b.putAndTriggerJSTraps(keys[i], pis.get(vals[i]));
- else if ("image".equals(keys[i])) b.putAndTriggerJSTraps("image", resolveStringToResource((String)vals[i], xwt, true));
- else if (keys[i] != null) b.putAndTriggerJSTraps(keys[i], vals[i]);
+ if (vals[i] instanceof String && ((String)vals[i]).charAt(0) == '$') {
+ Object rbox = pis.get(vals[i]);
+ if (rbox == null) Log.log(this, "unknown box id '"+vals[i]+"' referenced in XML attribute");
+ else b.putAndTriggerTraps(keys[i], rbox);
+ }
+ else if ("image".equals(keys[i])) b.putAndTriggerTraps("image", resolveStringToResource((String)vals[i], xwt, true));
+ else if ("redirect".equals(keys[i])) {
+ if (vals[i] == null || "null".equals(vals[i])) b.putAndTriggerTraps("redirect", null);
+ Object rbox = pis.get("$"+vals[i]);
+ if (rbox == null) Log.log(this, "redirect target '"+vals[i]+"' not found");
+ else b.putAndTriggerTraps("redirect", rbox);
+ }
+ else if (keys[i] != null) b.putAndTriggerTraps(keys[i], vals[i]);
}
private void processBodyElement(XML.Element c) {
Hash h = new Hash(c.len * 2, 3);
+
+ // WARNING: c.keys.length != c.len; USE c.len
for(int i=0; i<c.len; i++) {
- if (c.keys[i] == null) continue;
- if (c.keys[i].endsWith(":image")) {
- String uri = (String)c.urimap.get(c.keys[i].substring(0, c.keys[i].indexOf(':')));
- c.keys[i] = c.keys[i].substring(c.keys[i].lastIndexOf(':') + 1);
- c.vals[i] = uri + "." + c.vals[i];
- }
- if ((c.keys[i].equals("preapply") || c.keys[i].endsWith(":preapply")) && c.localName.equals("template")) {
- String uri = "";
- if (c.keys[i].endsWith(":preapply")) {
- uri = "." + c.urimap.get(c.keys[i].substring(0, c.keys[i].indexOf(':')));
- c.keys[i] = c.keys[i].substring(c.keys[i].lastIndexOf(':') + 1);
- }
+ if (c.keys[i] == null) throw new RuntimeException("XML parser returned a null key position="+i);
+ if (c.keys[i].equals("font") && c.uris[i] != null) c.vals[i] = c.uris[i] + "." + c.vals[i];
+ if (c.keys[i].equals("preapply")) {
+ // process preapply and 'remove' from array
+ String uri = c.uris[i] == null ? "" : c.uris[i] + '.';
StringTokenizer tok = new StringTokenizer(c.vals[i].toString(), " ");
while(tok.hasMoreTokens()) t.preapply.addElement(uri + tok.nextToken());
- c.keys[i] = c.keys[c.keys.length - 1];
- c.vals[i] = c.vals[c.vals.length - 1];
- i--;
+
+ if (i < c.len - 1) { // not the last attribute
+ c.keys[i] = c.keys[c.len - 1];
+ c.vals[i] = c.vals[c.len - 1];
+ c.uris[i] = c.uris[c.len - 1];
+ }
+ c.len--; i--;
continue;
}
h.put(c.keys[i], c.vals[i]);
}
}
- private JSFunction parseScript(boolean isstatic) {
+ private JSFunction parseScript(boolean isstatic) throws IOException {
JSFunction thisscript = null;
- try {
- String contentString = t.content.toString();
- if (contentString.trim().length() > 0)
- thisscript = JS.parse(t.fileName + (isstatic ? "._" : ""), t.content_start, new StringReader(contentString));
- } catch (IOException ioe) {
- if (Log.on) Log.log(this, " ERROR: " + ioe.getMessage());
- thisscript = null;
- }
+ String contentString = t.content.toString();
+ if (contentString.trim().length() > 0)
+ thisscript = JSFunction.fromReader(t.fileName + (isstatic ? "._" : ""),
+ t.content_start,
+ new StringReader(contentString));
t.content = null;
t.content_start = 0;
- t.content_lines = 0;
return thisscript;
}
- public void endElement(XML.Element c) throws XML.SchemaException {
+ public void endElement(XML.Element c) throws XML.SchemaException, IOException {
if (state == STATE_IN_XWT_NODE) {
if ("static".equals(nameOfHeaderNodeBeingProcessed) && t.content != null) t.staticscript = parseScript(true);
nameOfHeaderNodeBeingProcessed = null;
t = (Template)nodeStack.lastElement();
nodeStack.setSize(nodeStack.size() - 1);
t.children.addElement(oldt);
+
+ int oldt_lines = getLine() - oldt.startLine;
+ for (int i=0; oldt_lines > i; i++) t.content.append('\n');
}
}
}
if ("static".equals(nameOfHeaderNodeBeingProcessed) || state == STATE_IN_TEMPLATE_NODE) {
if (t.content == null) {
t.content_start = getLine();
- t.content_lines = 0;
t.content = new StringBuffer();
}
t.content.append(ch, start, length);
- t.content_lines++;
} else if (nameOfHeaderNodeBeingProcessed != null && state != STATE_FINISHED_TEMPLATE_NODE) {
throw new XML.SchemaException("header node <" + nameOfHeaderNodeBeingProcessed + "> cannot have text content");
XWT xwt = null;
PerInstantiationJSScope parentBoxPis = null;
JSScope myStatic = null;
- void putDollar(String key, Box target) {
+ void putDollar(String key, Box target) throws JSExn {
if (parentBoxPis != null) parentBoxPis.putDollar(key, target);
declare("$" + key);
put("$" + key, target);
}
- public PerInstantiationJSScope(JSScope parentJSScope, XWT xwt, PerInstantiationJSScope parentBoxPis, JSScope myStatic) {
- super(parentJSScope);
+ public PerInstantiationJSScope(JSScope parentScope, XWT xwt, PerInstantiationJSScope parentBoxPis, JSScope myStatic) {
+ super(parentScope);
this.parentBoxPis = parentBoxPis;
this.xwt = xwt;
this.myStatic = myStatic;
}
- public Object get(Object key) {
+ public Object get(Object key) throws JSExn {
if (super.has(key)) return super.get(key);
if (key.equals("xwt")) return xwt;
+ if (key.equals("")) return xwt.rr;
if (key.equals("static")) return myStatic;
return super.get(key);
}
- public void put(Object key, Object val) {
+ public void put(Object key, Object val) throws JSExn {
if (super.has(key)) super.put(key, val);
else super.put(key, val);
}