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Move MutationObserver shim

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Since it will be used only for older Safari versions, move it to Safari
related code, so it doesn't pollute the content scripts.
This commit is contained in:
Deathamns 2014-11-11 17:14:54 +01:00
parent 36ad23a1db
commit 8f0b3cf592
2 changed files with 15 additions and 16 deletions
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17
src/js/contentscript-end.js
View File

@ -30,7 +30,7 @@
if (vAPI.safari) {
if (!/^https?:/.test(location.protocol)) {
throw "uBlock> contentscript-end.js > Skipping page: " + location.protocol + location.host;
throw "uBlock> contentscript-end.js > Skipping " + location.protocol;
}
}
@ -418,21 +418,6 @@ var messager = vAPI.messaging.channel('contentscript-end.js');
return;
}
if (!window.MutationObserver) {
window.MutationObserver = window.WebKitMutationObserver || window.MozMutationObserver;
// dummy shim for older browsers
if (!window.MutationObserver) {
window.MutationObserver = function(handler) {
this.observe = function(target) {
target.addEventListener('DOMNodeInserted', function(e) {
handler([{addedNodes: [e.target]}]);
}, true);
};
}
}
}
var ignoreTags = {
'link': true,
'LINK': true,

14
src/js/vapi-client.js
View File

@ -197,6 +197,20 @@ if (self.chrome) {
return;
}
window.MutationObserver = window.MutationObserver || window.WebKitMutationObserver;
if (!window.MutationObserver) {
// dummy, minimalistic shim for older versions (<6)
// only supports node insertions, but currently we don't use it for anything else
window.MutationObserver = function(handler) {
this.observe = function(target) {
target.addEventListener('DOMNodeInserted', function(e) {
handler([{addedNodes: [e.target]}]);
}, true);
};
}
}
var beforeLoadEvent = document.createEvent('Event');
beforeLoadEvent.initEvent('beforeload');