Local Vk Downloader

Get Vk raw link without external service.
Ask a question, post a review, or report the script.
Wrap lines
// ==UserScript==
// @name         Local Vk Downloader
// @namespace    vkDownloadAuto
// @version      4.0.0
// @description  Get Vk raw link without external service.
// @match        https://m.vk.com/mail*
// ==/UserScript==
function timeoutPromise(ms, promise) {
return new Promise((resolve, reject) => {
const timeoutId = setTimeout(() => {
reject({ ok: false, message: "promise timeout", timeout: true });
}, ms);
promise.then(
(res) => {
clearTimeout(timeoutId);
resolve(res);
},
(err) => {
clearTimeout(timeoutId);
reject(err);
}
);
})
}
function vkPlainGet(url, additionalParams, callback, httpRequest) {
var params = {};
if (additionalParams && typeof additionalParams == "object") {
for (var p in additionalParams) {
params[p] = additionalParams[p];
}
}
params._ajax = 1;
return ajax.plainpost(
url,
params,
(function (e) {
callback(e);
}),
(function () {
callback(null)
}),
!!httpRequest
);
}
function vkGet(url, additionalParams, callback) {
return vkPlainGet(url, additionalParams, function (e) {
if (!e) {
callback(null);
return;
}
callback(parseResponse(e));
});
}
function vkTimeoutFetch(url, callback) {
var controller = null;
var signal = null;
if (AbortController) {
controller = new AbortController();
signal = controller.signal;
}
timeoutPromise(2000, fetch(url, {
method: 'POST',
signal: signal,
headers: {
'Content-Type': 'application/x-www-form-urlencoded'
},
body: "_ajax=1"
})).catch(function (error) {
if (error.timeout) {
if (controller) {
controller.abort();
}
}
return null;
}).then(function (r###lt) {
if (!r###lt || r###lt.redirected || !r###lt.ok) {
return null;
}
return r###lt.text();
}).then(function (text) {
callback(text);
return text;
});
}
function parseResponse(response) {
if (typeof response == "string" && response.indexOf("<!DOCTYPE html>") != -1) {
return parseDialogPage(response);
}
return parseJSON(response);
}
function parseDialogPage(htmlString) {
var html = parseDocumentToHtml(htmlString);
var itemsContainer = html.querySelector(".items");
var items = itemsContainer.querySelector(".photos_page");
var searchMore = itemsContainer.querySelector(".show_more_wrap");
return {
data: [items.outerHTML, searchMore ? searchMore.outerHTML : ""]
}
}
function removeCounters(documentString) {
var countersIdx = documentString.indexOf('_cntrs');
if (countersIdx == -1) {
return documentString;
}
var counters = documentString.substring(countersIdx, documentString.indexOf("</div>", countersIdx));
return documentString.replace(counters, '_cntrs">');
}
function removeLinks(documentString) {
var linkIdx = documentString.indexOf("<link");
while (linkIdx != -1) {
var linkEndIdx = documentString.indexOf(">", linkIdx);
documentString = documentString.substring(0, linkIdx) + documentString.substring(linkEndIdx + 1);
linkIdx = documentString.indexOf("<link");
}
return documentString;
}
function removeScripts(documentString) {
var scriptIdx = documentString.indexOf("<script");
while (scriptIdx != -1) {
var scriptEndIdx = documentString.indexOf("</script", scriptIdx);
documentString = documentString.substring(0, scriptIdx) + documentString.substring(scriptEndIdx + 9);
scriptIdx = documentString.indexOf("<script");
}
return documentString;
}
function removeImages(documentString) {
return documentString.replace(/<img/g, "<div").replace(/<\/img/, "</div");
}
function removeDuplicates(array) {
return array.filter(function (v, i) {
return array.indexOf(v) === i;
});
}
function parseDocumentToHtml(documentString) {
var htmlElement = document.createElement('html');
if (documentString.indexOf("<body") != -1) {
documentString = documentString.substring(documentString.indexOf("<body"), documentString.indexOf("</body>") + 7);
}
documentString = removeCounters(documentString);
documentString = removeLinks(documentString);
documentString = removeScripts(documentString);
htmlElement.innerHTML = documentString;
return htmlElement;
}
function getSearchMoreHref(data) {
if (!data || !data[1]) {
return;
}
var htmlElement = parseDocumentToHtml(data[1]);
if (!htmlElement) {
return;
}
var showMore = htmlElement.querySelector(".show_more");
if (!showMore) {
return;
}
var href = showMore.href;
if (!href) {
return null;
}
return href;
}
function getPeer() {
var hash = window.location.search;
var idx = hash.indexOf("peer");
if (idx == -1) {
return null;
}
var end = hash.indexOf("&", idx);
if (end == -1) {
end = hash.length;
}
return hash.substring(idx + 5, end);
}
function getMediaUrl(newPeer, section) {
var mediaUrlBase = "/mail?act=show_medias&peer=";
var sectionUrl = "&section=";
return mediaUrlBase + newPeer + sectionUrl + section;
}
function recursiveGetVideos(searchMoreLink, peer, data, finishState) {
if (!searchMoreLink) {
finishState.videos = true;
finishSegment(peer, data, "videos", finishState);
return;
}
vkGet(searchMoreLink, null, function (r###lt) {
if (!r###lt || !r###lt.data) {
finishSegment(peer, data, "videos", finishState);
return;
}
getVideosLinks(r###lt.data, function (items) {
data.videos = data.videos.concat(items);
var searchMoreLink = getSearchMoreHref(r###lt.data);
recursiveGetVideos(searchMoreLink, peer, data, finishState);
})
});
}
function getVideosLinks(data, callback) {
if (!data[0]) {
callback([]);
return;
}
var htmlElement = parseDocumentToHtml(removeImages(data[0]));
var items = htmlElement.querySelectorAll(".video_item");
if (!items || !items.length) {
callback([]);
return;
}
var videos = [];
var fetchLinksCount = items.length;
var reduceFetched = function () {
--fetchLinksCount;
if (fetchLinksCount == 0) {
callback(videos);
}
}
for (var i = 0; i < items.length; ++i) {
var item = items[i];
var itemData = {};
var previewImg = item.querySelector(".th_img");
if (previewImg && previewImg.attributes.getNamedItem("src")) {
itemData.preview = previewImg.attributes.getNamedItem("src").value;
if (itemData.preview == "/images/video/thumbs/blocked_s.png") {
reduceFetched();
continue;
}
}
var videoLength = item.querySelector(".thumb_label");
if (videoLength) {
itemData.length = videoLength.innerText;
}
var videoTitle = item.querySelector(".vi_title_text");
if (videoTitle) {
itemData.title = videoTitle.innerText;
// if (itemData.title.indexOf("Без названия") == -1 && itemData.title.indexOf("_") == -1) {
//     reduceFetched();
//     continue;
// }
}
var videoHref = item.querySelector(".video_href");
if (!videoHref) {
reduceFetched();
continue;
}
itemData.href = videoHref.href;
var callbackFunction = (function (itemData, r###lt) {
if (!r###lt) {
reduceFetched();
return;
}
var htmlElement = parseDocumentToHtml(removeImages(r###lt));
var sources = htmlElement.querySelectorAll("source[type='video/mp4']");
if (!sources || !sources.length) {
reduceFetched();
return;
}
itemData.sources = [];
for (var i = 0; i < sources.length; ++i) {
itemData.sources.push(sources[i].src);
}
videos.push(itemData);
reduceFetched();
}).bind(this, itemData);
vkTimeoutFetch(itemData.href, callbackFunction, !0);
}
}
function getVideos(peer, data, finishState) {
console.log("GET VIDEOS:", peer);
vkGet(getMediaUrl(peer.id, "video"), null, function (r###lt) {
if (!r###lt || !r###lt.data) {
finishSegment(peer, data, "videos", finishState);
return;
}
getVideosLinks(r###lt.data, function (items) {
data.videos = data.videos.concat(items);
var searchMoreLink = getSearchMoreHref(r###lt.data);
recursiveGetVideos(searchMoreLink, peer, data, finishState);
});
});
}
function getPhotosLinks(data, callback) {
if (!data[0]) {
callback([]);
return;
}
var htmlElement = parseDocumentToHtml(removeImages(data[0]));
var items = htmlElement.querySelectorAll("div[data-src_big]");
if (!items || !items.length) {
callback([]);
return;
}
var photos = [];
for (var i = 0; i < items.length; ++i) {
var item = items[i];
var src = item.attributes.getNamedItem("data-src_big");
if (!src) {
continue;
}
src = src.value;
var breakIdx = src.indexOf("|");
if (breakIdx != -1) {
src = src.substring(0, breakIdx);
}
photos.push(src);
}
callback(photos);
}
function recursiveGetPhotos(searchMoreLink, peer, data, finishState) {
if (!searchMoreLink) {
finishSegment(peer, data, "photos", finishState);
return;
}
vkGet(searchMoreLink, null, function (r###lt) {
if (!r###lt || !r###lt.data) {
finishSegment(peer, data, "photos", finishState);
return;
}
getPhotosLinks(r###lt.data, function (items) {
data.photos = data.photos.concat(items);
var searchMoreLink = getSearchMoreHref(r###lt.data);
recursiveGetPhotos(searchMoreLink, peer, data, finishState);
})
});
}
function getPhotos(peer, data, finishState) {
vkGet(getMediaUrl(peer.id, "photo"), null, function (r###lt) {
if (!r###lt || !r###lt.data) {
finishSegment(peer, data, "photos", finishState);
return;
}
getPhotosLinks(r###lt.data, function (items) {
data.photos = data.photos.concat(items);
var searchMoreLink = getSearchMoreHref(r###lt.data);
recursiveGetPhotos(searchMoreLink, peer, data, finishState);
});
});
}
function getDocs(peer, data, finishState) {
finishSegment(peer, data, "docs", finishState)
}
function getAllMedia(peer) {
var data = {
videos: [],
photos: [],
docs: []
}
var finishState = {
videos: false,
photos: false,
docs: false
}
getVideos(peer, data, finishState);
getPhotos(peer, data, finishState);
getDocs(peer, data, finishState);
}
function getPeersFromData(data) {
if (!data[0] || !data[0].msgs || typeof (data[0].msgs) != "object") {
return [];
}
var peers = [];
for (var id in data[0].msgs) {
var message = data[0].msgs[id];
if (!message || !message.peerId) {
continue;
}
var peerId = parseInt(message.peerId);
if (isNaN(peerId) || peerId <= 0 || peerId >= 2000000000) {
continue;
}
var name = "";
if (data[0].members && data[0].members[peerId] && data[0].members[peerId].name) {
name = data[0].members[peerId].name;
}
peers.push({ id: peerId, name: name });
}
return peers.reverse();
}
function recursiveGetPeers(peers, offset, step, callback) {
vkGet("/mail", { offset: offset }, function (r###lt) {
if (!r###lt || !r###lt.data) {
callback(peers);
return;
}
var r###ltPeers = getPeersFromData(r###lt.data);
peers = peers.concat(r###ltPeers);
peers = removeDuplicates(peers);
if (typeof r###lt.data[1] == "undefined" || r###lt.data[1] == true) {
callback(peers);
return;
}
recursiveGetPeers(peers, offset + step, step, callback);
});
}
function start() {
if (peers != null) {
return;
}
peers = [];
recursiveGetPeers(peers, 0, 20, function (receivedPeers) {
peers = receivedPeers;
getAllMedia(peers[0]);
});
}
function finishSegment(peer, data, segment, finishState) {
finishState[segment] = true;
if (finishState.videos && finishState.photos && finishState.docs) {
console.log("FINISH:", peer);
finish(peer, data);
var idx = peers.indexOf(peer);
if (idx != -1 && idx != peers.length - 1) {
getAllMedia(peers[idx + 1]);
}
}
}
function finish(peer, data) {
media.push({ peer: peer, data: data });
if (media.length == 5) {
printMedia(0, 4);
} else if (media.length == 10) {
printMedia(5, 9);
} else if (media.length == 20) {
printMedia(10, 19);
} else if (media.length == 30) {
printMedia(20, 29);
} else if (media.length == 50) {
printMedia(30, 49);
} else if (media.length == 100) {
printMedia(50, 99);
} else if (media.length == peers.length) {
printAllMedia();
} else if (media.length % 100 == 0) {
printMedia(media.length - 100, media.length - 1);
}
}
function printMedia(startIdx, endIdx) {
var mediaPart = media.slice(startIdx, endIdx);
console.log("");
console.log("***********************************MEDIA(" + startIdx + "-" + endIdx + ")**************************************")
console.log(JSON.stringify(mediaPart));
console.log("************************************FINISH**************************************")
}
function printAllMedia() {
console.log("");
console.log("***********************************MEDIA(FULL)**************************************")
console.log(JSON.stringify(media));
console.log("************************************FINISH**************************************")
}
var peers = null;
var media = [];
start();