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Cleanup instagram timeout and state handling

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This commit is contained in:
Adam Miller 2014-09-17 16:26:53 -07:00
parent 7afdd7b50b
commit 916f1b990e
1 changed files with 39 additions and 48 deletions
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87
umbra/behaviors.d/instagram.js
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@ -2,77 +2,68 @@
//
// vim:set sw=8 et:
//
var UMBRA_USER_ACTION_IDLE_TIMEOUT_SEC = 10;
var umbraState = {'idleSince':null,'done':null};
var umbraState = {'idleSince':null,'expectingSomething':null,'done':false};
var umbraIntervalID = setInterval(umbraScrollInterval,50);
var umbraImages;
var umbraImageID=0;
var umbraImageCount=0;
var intervalID = setInterval(scrollInterval,50);
var images;
var imageID=0;
var imageCount=0;
function scrollInterval() {
scroll();
function umbraScrollInterval() {
//if not at the bottom
if(window.scrollY + window.innerHeight < document.documentElement.scrollHeight) {
umbraState.idleSince=Date.now();
}
else {
//if not at the bottom, keep scrolling
if(window.scrollY + window.innerHeight < document.documentElement.scrollHeight) {
window.scrollBy(0,50);
umbraState.expectingSomething=null;
umbraState.idleSince=null;
}
else {
var more = document.querySelectorAll("span.more-photos a.more-photos-enabled");
if(more.length>0) {
if(more.length>0 && umbraState.expectingSomething==null) {
more[0].click();
umbraState.expectingSomething="load more";
umbraState.idleSince=Date.now();
}
else if(document.querySelectorAll("span.more-photos a.more-photos-disabled").length>0) { //finally done scrolling/loading
clearInterval(intervalID);
umbraState.idleSince=null;
images = document.querySelectorAll("li.photo div.photo-wrapper a.bg[data-reactid]");
if(images && images !=='undefined' && images.length>0 ) {
images[0].click();
imageID++;
imageCount=images.length;
else if(document.querySelectorAll("span.more-photos a.more-photos-disabled").length>0 || umbraTimeoutExpired() ) { //done scrolling/loading
clearInterval(umbraIntervalID);
umbraImages = document.querySelectorAll("li.photo div.photo-wrapper a.bg[data-reactid]");
//click first image
if(umbraImages && umbraImages !=='undefined' && umbraImages.length>0 ) {
umbraImages[0].click();
umbraImageID++;
umbraImageCount=umbraImages.length;
}
intervalID = setInterval(clickPhotosInterval,200);
intervalID = setInterval(umbraClickPhotosInterval,200);
}
}
}
}
function clickPhotosInterval() {
function umbraClickPhotosInterval() {
rightArrow = document.querySelectorAll("a.mmRightArrow");
if(imageID>=imageCount) {
clearInterval(intervalID);
umbraState.done=true;
umbraState.idleSince=(Date.now()-50000);//ready to exit
if(umbraImageID>=umbraImageCount) {
clearInterval(umbraIntervalID);
umbraState.done=true
}
else {
rightArrow[0].click();
imageID++;
umbraState.idleSince=Date.now();
umbraImageID++;
}
}
function scroll() {
window.scrollBy(0,50);
}
// If we haven't had anything to do (scrolled, clicked, etc) in this amount of
// time, then we consider ourselves finished with the page.
var UMBRA_USER_ACTION_IDLE_TIMEOUT_SEC = 10;
// Called from outside of this script.
var umbraBehaviorFinished = function() {
if(umbraState.done!=null && umbraState.done==true) {
return true;
}
function umbraTimeoutExpired () {
if (umbraState.idleSince != null) {
var idleTimeMs = Date.now() - umbraState.idleSince;
if (idleTimeMs / 1000 > UMBRA_USER_ACTION_IDLE_TIMEOUT_SEC) {
return true;
}
return (idleTimeMs/1000 > UMBRA_USER_ACTION_IDLE_TIMEOUT_SEC);
}
return false;
}
// Called from outside of this script.
var umbraBehaviorFinished = function() {
return umbraState.done;
}