bloat/static/fluoride.js

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JavaScript
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// @license magnet:?xt=urn:btih:90dc5c0be029de84e523b9b3922520e79e0e6f08&dn=cc0.txt CC0
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var reverseActions = {
"like": "unlike",
"unlike": "like",
"retweet": "unretweet",
"unretweet": "retweet"
};
var csrfToken = "";
var antiDopamineMode = false;
function checkCSRFToken() {
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var tag = document.querySelector("meta[name='csrf_token']");
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if (tag)
csrfToken = tag.getAttribute("content");
}
function checkAntiDopamineMode() {
var tag = document.querySelector("meta[name='antidopamine_mode']");
if (tag)
antiDopamineMode = tag.getAttribute("content") === "true";
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}
function http(method, url, body, type, success, error) {
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var req = new XMLHttpRequest();
req.onload = function() {
if (this.status === 200 && typeof success === "function") {
success(this.responseText, this.responseType);
} else if (typeof error === "function") {
error(this.responseText);
}
};
req.onerror = function() {
if (typeof error === "function") {
error(this.responseText);
}
};
req.open(method, url);
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req.setRequestHeader("Content-Type", type);
req.send(body);
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}
function updateActionForm(id, f, action) {
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f.querySelector("[type='submit']").value = action;
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f.action = "/" + action + "/" + id;
f.dataset.action = action;
}
function handleLikeForm(id, f) {
f.onsubmit = function(event) {
event.preventDefault();
var action = f.dataset.action;
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var forms = document.
querySelectorAll(".status-"+id+" .status-like");
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for (var i = 0; i < forms.length; i++) {
updateActionForm(id, forms[i], reverseActions[action]);
}
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var body = "csrf_token=" + encodeURIComponent(csrfToken);
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var contentType = "application/x-www-form-urlencoded";
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http("POST", "/fluoride/" + action + "/" + id,
body, contentType, function(res, type) {
if (antiDopamineMode)
return;
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var data = JSON.parse(res);
var count = data.data;
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if (count === 0)
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count = "";
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var counts = document.
querySelectorAll(".status-"+id+" .status-like-count");
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for (var i = 0; i < counts.length; i++) {
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if (count > 0) {
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counts[i].innerHTML = "(" + count + ")";
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} else {
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counts[i].innerHTML = "";
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}
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}
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}, function(err) {
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for (var i = 0; i < forms.length; i++) {
updateActionForm(id, forms[i], action);
}
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});
}
}
function handleRetweetForm(id, f) {
f.onsubmit = function(event) {
event.preventDefault();
var action = f.dataset.action;
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var forms = document.
querySelectorAll(".status-"+id+" .status-retweet");
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for (var i = 0; i < forms.length; i++) {
updateActionForm(id, forms[i], reverseActions[action]);
}
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var body = "csrf_token=" + encodeURIComponent(csrfToken);
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var contentType = "application/x-www-form-urlencoded";
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http("POST", "/fluoride/" + action + "/" + id,
body, contentType, function(res, type) {
if (antiDopamineMode)
return;
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var data = JSON.parse(res);
var count = data.data;
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if (count === 0)
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count = "";
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var counts = document.
querySelectorAll(".status-"+id+" .status-retweet-count");
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for (var i = 0; i < counts.length; i++) {
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if (count > 0) {
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counts[i].innerHTML = "(" + count + ")";
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} else {
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counts[i].innerHTML = "";
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}
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}
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}, function(err) {
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for (var i = 0; i < forms.length; i++) {
updateActionForm(id, forms[i], action);
}
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});
}
}
function isInView(el) {
var ract = el.getBoundingClientRect();
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if (ract.top > 0 && ract.bottom < window.innerHeight)
return true;
return false;
}
function handleReplyToLink(a) {
if (!a)
return;
var id = a.getAttribute("href");
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if (!id || id[0] != "#")
return;
a.onmouseenter = function(event) {
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var id = event.target.getAttribute("href");
var status = document.querySelector(id);
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if (!status)
return;
if (isInView(status)) {
status.classList.add("highlight");
} else {
var copy = status.cloneNode(true);
copy.id = "reply-to-popup";
var ract = event.target.getBoundingClientRect();
if (ract.top > window.innerHeight / 2) {
copy.style.bottom = (window.innerHeight -
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window.scrollY - ract.top) + "px";
}
event.target.parentElement.appendChild(copy);
}
}
a.onmouseleave = function(event) {
var popup = document.getElementById("reply-to-popup");
if (popup) {
event.target.parentElement.removeChild(popup);
} else {
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var id = event.target.getAttribute("href");
document.querySelector(id)
.classList.remove("highlight");
}
}
}
function handleReplyLink(a) {
a.onmouseenter = function(event) {
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var id = event.target.getAttribute("href");
var status = document.querySelector(id);
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if (!status)
return;
if (isInView(status)) {
status.classList.add("highlight");
} else {
var copy = status.cloneNode(true);
copy.id = "reply-popup";
var ract = event.target.getBoundingClientRect();
if (ract.left > window.innerWidth / 2) {
copy.style.right = (window.innerWidth -
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ract.right - 12) + "px";
}
event.target.parentElement.appendChild(copy);
}
}
a.onmouseleave = function(event) {
var popup = document.getElementById("reply-popup");
if (popup) {
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event.target.parentElement.removeChild(popup);
} else {
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var id = event.target.getAttribute("href");
document.querySelector(id).classList.remove("highlight");
}
}
}
function handleStatusLink(a) {
if (a.classList.contains("mention"))
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a.removeAttribute("target");
else
a.target = "_blank";
}
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function setPos(el, cx, cy, mw, mh) {
var h = el.clientHeight;
var w = el.clientWidth;
var left, top;
if (cx < mw/2) {
if (w + cx + 20 < mw) {
left = cx + 20;
} else {
left = (mw - w);
}
} else {
if (cx - w - 20 > 0) {
left = cx - w - 20;
} else {
left = 0;
}
}
top = (cy - (h/2));
if (top < 0) {
top = 0;
} else if (top + h > mh) {
top = (mh - h);
}
el.style.left = left + "px";
el.style.top = top + "px";
}
var imgPrev = null;
var imgX = 0;
var imgY = 0;
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function handleImgPreview(a) {
a.onmouseenter = function(e) {
var mw = document.documentElement.clientWidth;
var mh = document.documentElement.clientHeight - 24;
imgX = e.clientX;
imgY = e.clientY;
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var img = document.createElement("img");
img.id = "img-preview";
img.src = e.target.getAttribute("href");
img.style["max-width"] = mw + "px";
img.style["max-height"] = mh + "px";
img.onload = function(e2) {
setPos(imgPrev, imgX, imgY, mw, mh);
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}
document.body.appendChild(img);
imgPrev = img;
}
a.onmouseleave = function(e) {
var img = document.getElementById("img-preview");
if (img)
document.body.removeChild(img);
imgPrev = null;
}
a.onmousemove = function(e) {
if (!imgPrev)
return;
var mw = document.documentElement.clientWidth;
var mh = document.documentElement.clientHeight - 24;
imgX = e.clientX;
imgY = e.clientY;
setPos(imgPrev, imgX, imgY, mw, mh);
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}
}
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document.addEventListener("DOMContentLoaded", function() {
checkCSRFToken();
checkAntiDopamineMode();
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var statuses = document.querySelectorAll(".status-container");
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for (var i = 0; i < statuses.length; i++) {
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var s = statuses[i];
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var id = s.dataset.id;
var likeForm = s.querySelector(".status-like");
handleLikeForm(id, likeForm);
var retweetForm = s.querySelector(".status-retweet");
handleRetweetForm(id, retweetForm);
var replyToLink = s.querySelector(".status-reply-to-link");
handleReplyToLink(replyToLink);
var replyLinks = s.querySelectorAll(".status-reply-link");
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for (var j = 0; j < replyLinks.length; j++) {
handleReplyLink(replyLinks[j]);
}
var links = s.querySelectorAll(".status-content a");
for (var j = 0; j < links.length; j++) {
handleStatusLink(links[j]);
}
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}
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var links = document.querySelectorAll(".user-profile-decription a");
for (var j = 0; j < links.length; j++) {
links[j].target = "_blank";
}
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var links = document.querySelectorAll(".status-media-container .img-link");
for (var j = 0; j < links.length; j++) {
handleImgPreview(links[j]);
}
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});
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// @license-end