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iframe
// ==UserScript==
// @name iframe redirector
// @namespace http://efcl.info/
// @include http://ow.ly/*
// @include http://ht.ly/*
// @include http://oneclip.jp/*
// @include http://am6.jp/*
// @version 0.0.1.20140518104350
// @description iframe
// ==/UserScript==
(function() {
/* URL : Xpath */
var hashURL = {
'http://ow.ly/' : 'id("hootFrame")',
'http://oneclip.jp/' : 'id("close")/a',
'http://am6.jp/' : 'id("infoFrame")/a[text()="閉じる"])',
'http://ht.ly/' : 'id("hootFrame")'
};
var sourceURL = getCloseURL();
if (sourceURL) {
location.href = sourceURL;
}
function getCloseURL() {
var nURL = location.href;
for (var i in hashURL) {
var linkTag = $x(document, hashURL[i])[0];
if (linkTag) {
if (linkTag.tagName == "IFRAME") {
return linkTag.src;
} else { // aTag
return linkTag.href;
}
} else {
return getOriginalIframe().src;
}
}
return false;
}
/*
Redirect to the iframed URL
http://userscripts.org/scripts/show/66765
Takayuki Miwa (http://wp.serpere.info)
The MIT License; http://www.opensource.org/licenses/mit-license.php
*/
function isLargeEnough(elm) {
var ratio = 0.5;
var body = $x(document, '/html/body')[0];
return elm.offsetWidth > body.offsetWidth * ratio &&
elm.offsetHeight > body.offsetHeight * ratio;
}
function getOriginalIframe() {
var iframes = $x(document, '/html/body//iframe');
for (var i = 0; i < iframes.length; ++i) {
if (isLargeEnough(iframes[i])) {
return iframes[i];
}
}
return false;
}
function $x(context, exp) {
context || (context = document);
var expr = (context.ownerDocument || context).createExpression(exp, function (prefix) {
return document.createNSResolver(context.documentElement || context).lookupNamespaceURI(prefix) ||
context.namespaceURI || document.documentElement.namespaceURI || "";
});
var result = expr.evaluate(context, XPathResult.ANY_TYPE, null);
switch (result.resultType) {
case XPathResult.STRING_TYPE : return result.stringValue;
case XPathResult.NUMBER_TYPE : return result.numberValue;
case XPathResult.BOOLEAN_TYPE: return result.booleanValue;
case XPathResult.UNORDERED_NODE_ITERATOR_TYPE:
// not ensure the order.
var ret = [], i = null;
while (i = result.iterateNext()) ret.push(i);
return ret;
}
return null;
}
})();