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427456, r=sayrer, a=beltzner, make sure we get the correct document for enumerating frames

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mkaply@us.ibm.com 2008-04-16 14:10:19 -07:00
parent 012f44c515
commit 88fbcb156f
1 changed files with 21 additions and 5 deletions
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26
toolkit/components/microformats/src/Microformats.js
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@ -27,18 +27,34 @@ var Microformats = {
* object array with the new objects added
*/
get: function(name, rootElement, options, targetArray) {
if (!Microformats[name]) {
function isAncestor(haystack, needle) {
var parent = needle;
while (parent = parent.parentNode) {
/* We need to check parentNode because defaultView.frames[i].frameElement */
/* isn't a real DOM node */
if (parent == needle.parentNode) {
return true;
}
}
return false;
}
if (!Microformats[name] || !rootElement) {
return;
}
targetArray = targetArray || [];
rootElement = rootElement || content.document;
/* Root element might not be the document - we need the document's default view */
/* to get frames and to check their ancestry */
var defaultView = rootElement.defaultView || rootElement.ownerDocument.defaultView;
var rootDocument = rootElement.ownerDocument || rootElement;
/* If recurseFrames is undefined or true, look through all child frames for microformats */
if (!options || !options.hasOwnProperty("recurseFrames") || options.recurseFrames) {
if (rootElement.defaultView && rootElement.defaultView.frames.length > 0) {
for (let i=0; i < rootElement.defaultView.frames.length; i++) {
Microformats.get(name, rootElement.defaultView.frames[i].document, options, targetArray);
if (defaultView && defaultView.frames.length > 0) {
for (let i=0; i < defaultView.frames.length; i++) {
if (isAncestor(rootDocument, defaultView.frames[i].frameElement)) {
Microformats.get(name, defaultView.frames[i].document, options, targetArray);
}
}
}
}