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Load scripts synchronously #85

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Load scripts synchronously #85

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58 changes: 35 additions & 23 deletions instantclick.js
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Original file line number Diff line number Diff line change
Expand Up @@ -241,6 +241,40 @@ var InstantClick = function(document, location) {

////////// MAIN FUNCTIONS //////////

function syncload(scripts, i) {
var script,
copy,
parentNode,
nextSibling
if (i < scripts.length) {
script = scripts[i]
if (script.hasAttribute('data-no-instant')) {
syncload(scripts, i + 1)
return
}
copy = document.createElement('script')
if (script.src) {
copy.src = script.src
}
if (script.innerHTML) {
copy.innerHTML = script.innerHTML
}
parentNode = script.parentNode
nextSibling = script.nextSibling
parentNode.removeChild(script)
parentNode.insertBefore(copy, nextSibling)
// real browsers:
copy.onload = function() {
syncload(scripts, i + 1)
}
// internet explorer:
copy.onreadystatechange = function() {
if (this.readyState == 'complete') {
syncload(scripts, i + 1)
}
}
}
}

function instantanize(isInitializing) {
var as = document.getElementsByTagName('a'),
Expand Down Expand Up @@ -270,29 +304,7 @@ var InstantClick = function(document, location) {
a.addEventListener('click', click)
}
if (!isInitializing) {
var scripts = document.body.getElementsByTagName('script'),
script,
copy,
parentNode,
nextSibling

for (i = 0, j = scripts.length; i < j; i++) {
script = scripts[i]
if (script.hasAttribute('data-no-instant')) {
continue
}
copy = document.createElement('script')
if (script.src) {
copy.src = script.src
}
if (script.innerHTML) {
copy.innerHTML = script.innerHTML
}
parentNode = script.parentNode
nextSibling = script.nextSibling
parentNode.removeChild(script)
parentNode.insertBefore(copy, nextSibling)
}
syncload(document.body.getElementsByTagName('script'), 0)
}
}

Expand Down