OpenSource/telegram-crawler
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Update content of files

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GitHub Action 2022-04-15 13:33:39 +00:00
parent 91c0741c13
commit f7dcd9af07
3 changed files with 39 additions and 6 deletions
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15
data/core.telegram.org/js/main.js
View file

@ -384,12 +384,12 @@ function initScrollVideos(desktop) {
var index = 1; var index = 1;
var tgStickersCnt = document.querySelectorAll('.js-tgsticker_image').length; var tgStickersCnt = document.querySelectorAll('.js-tgsticker_image').length;
var preloadVideos = tgStickersCnt ? 0 : 2; var preloadVideos = tgStickersCnt > 1 ? 0 : (tgStickersCnt ? 1 : 2);
var isSafari = /^((?!chrome|android).)*safari/i.test(navigator.userAgent); var isSafari = /^((?!chrome|android).)*safari/i.test(navigator.userAgent);
for (var i = 0; i < pageVideos.length; i++) { for (var i = 0; i < pageVideos.length; i++) {
var videoEl = pageVideos[i]; var videoEl = pageVideos[i];
videoEl.setAttribute('vindex', index++); videoEl.setAttribute('vindex', index++);
var preloadValue = i >= preloadVideos ? 'metadata' : 'auto'; var preloadValue = i >= preloadVideos ? (isSafari ? 'none' : 'metadata') : 'auto';
videoEl.setAttribute('preload', preloadValue); videoEl.setAttribute('preload', preloadValue);
videoEl.preload = preloadValue; videoEl.preload = preloadValue;
if (desktop) { if (desktop) {
@ -407,6 +407,7 @@ function initScrollVideos(desktop) {
videoEl.parentNode.style.background = "url('" + escapeHTML(posterUrl) + "') center no-repeat"; videoEl.parentNode.style.background = "url('" + escapeHTML(posterUrl) + "') center no-repeat";
videoEl.parentNode.style.backgroundSize = "cover"; videoEl.parentNode.style.backgroundSize = "cover";
videoEl.parentNode.style.lineHeight = "0"; videoEl.parentNode.style.lineHeight = "0";
videoPreloadPosterDimensions(videoEl, posterUrl);
} }
} }
if (!desktop) { if (!desktop) {
@ -451,6 +452,16 @@ function checkScrollVideos() {
} }
} }
function videoPreloadPosterDimensions(videoEl, posterUrl) {
var img = new Image();
img.onload = function () {
if (img.width > 0 && img.height > 0) {
videoEl.style.aspectRatio = img.width / img.height;
}
};
img.src = posterUrl;
}
function isVisibleEnough(boxOffset, boxSize, viewOffset, viewSize, boxThreshold, viewThreshold) { function isVisibleEnough(boxOffset, boxSize, viewOffset, viewSize, boxThreshold, viewThreshold) {
var boxEnd = boxOffset + boxSize; var boxEnd = boxOffset + boxSize;
var viewEnd = viewOffset + viewSize; var viewEnd = viewOffset + viewSize;

15
data/corefork.telegram.org/js/main.js
View file

@ -384,12 +384,12 @@ function initScrollVideos(desktop) {
var index = 1; var index = 1;
var tgStickersCnt = document.querySelectorAll('.js-tgsticker_image').length; var tgStickersCnt = document.querySelectorAll('.js-tgsticker_image').length;
var preloadVideos = tgStickersCnt ? 0 : 2; var preloadVideos = tgStickersCnt > 1 ? 0 : (tgStickersCnt ? 1 : 2);
var isSafari = /^((?!chrome|android).)*safari/i.test(navigator.userAgent); var isSafari = /^((?!chrome|android).)*safari/i.test(navigator.userAgent);
for (var i = 0; i < pageVideos.length; i++) { for (var i = 0; i < pageVideos.length; i++) {
var videoEl = pageVideos[i]; var videoEl = pageVideos[i];
videoEl.setAttribute('vindex', index++); videoEl.setAttribute('vindex', index++);
var preloadValue = i >= preloadVideos ? 'metadata' : 'auto'; var preloadValue = i >= preloadVideos ? (isSafari ? 'none' : 'metadata') : 'auto';
videoEl.setAttribute('preload', preloadValue); videoEl.setAttribute('preload', preloadValue);
videoEl.preload = preloadValue; videoEl.preload = preloadValue;
if (desktop) { if (desktop) {
@ -407,6 +407,7 @@ function initScrollVideos(desktop) {
videoEl.parentNode.style.background = "url('" + escapeHTML(posterUrl) + "') center no-repeat"; videoEl.parentNode.style.background = "url('" + escapeHTML(posterUrl) + "') center no-repeat";
videoEl.parentNode.style.backgroundSize = "cover"; videoEl.parentNode.style.backgroundSize = "cover";
videoEl.parentNode.style.lineHeight = "0"; videoEl.parentNode.style.lineHeight = "0";
videoPreloadPosterDimensions(videoEl, posterUrl);
} }
} }
if (!desktop) { if (!desktop) {
@ -451,6 +452,16 @@ function checkScrollVideos() {
} }
} }
function videoPreloadPosterDimensions(videoEl, posterUrl) {
var img = new Image();
img.onload = function () {
if (img.width > 0 && img.height > 0) {
videoEl.style.aspectRatio = img.width / img.height;
}
};
img.src = posterUrl;
}
function isVisibleEnough(boxOffset, boxSize, viewOffset, viewSize, boxThreshold, viewThreshold) { function isVisibleEnough(boxOffset, boxSize, viewOffset, viewSize, boxThreshold, viewThreshold) {
var boxEnd = boxOffset + boxSize; var boxEnd = boxOffset + boxSize;
var viewEnd = viewOffset + viewSize; var viewEnd = viewOffset + viewSize;

15
data/telegram.org/js/main.js
View file

@ -384,12 +384,12 @@ function initScrollVideos(desktop) {
var index = 1; var index = 1;
var tgStickersCnt = document.querySelectorAll('.js-tgsticker_image').length; var tgStickersCnt = document.querySelectorAll('.js-tgsticker_image').length;
var preloadVideos = tgStickersCnt ? 0 : 2; var preloadVideos = tgStickersCnt > 1 ? 0 : (tgStickersCnt ? 1 : 2);
var isSafari = /^((?!chrome|android).)*safari/i.test(navigator.userAgent); var isSafari = /^((?!chrome|android).)*safari/i.test(navigator.userAgent);
for (var i = 0; i < pageVideos.length; i++) { for (var i = 0; i < pageVideos.length; i++) {
var videoEl = pageVideos[i]; var videoEl = pageVideos[i];
videoEl.setAttribute('vindex', index++); videoEl.setAttribute('vindex', index++);
var preloadValue = i >= preloadVideos ? 'metadata' : 'auto'; var preloadValue = i >= preloadVideos ? (isSafari ? 'none' : 'metadata') : 'auto';
videoEl.setAttribute('preload', preloadValue); videoEl.setAttribute('preload', preloadValue);
videoEl.preload = preloadValue; videoEl.preload = preloadValue;
if (desktop) { if (desktop) {
@ -407,6 +407,7 @@ function initScrollVideos(desktop) {
videoEl.parentNode.style.background = "url('" + escapeHTML(posterUrl) + "') center no-repeat"; videoEl.parentNode.style.background = "url('" + escapeHTML(posterUrl) + "') center no-repeat";
videoEl.parentNode.style.backgroundSize = "cover"; videoEl.parentNode.style.backgroundSize = "cover";
videoEl.parentNode.style.lineHeight = "0"; videoEl.parentNode.style.lineHeight = "0";
videoPreloadPosterDimensions(videoEl, posterUrl);
} }
} }
if (!desktop) { if (!desktop) {
@ -451,6 +452,16 @@ function checkScrollVideos() {
} }
} }
function videoPreloadPosterDimensions(videoEl, posterUrl) {
var img = new Image();
img.onload = function () {
if (img.width > 0 && img.height > 0) {
videoEl.style.aspectRatio = img.width / img.height;
}
};
img.src = posterUrl;
}
function isVisibleEnough(boxOffset, boxSize, viewOffset, viewSize, boxThreshold, viewThreshold) { function isVisibleEnough(boxOffset, boxSize, viewOffset, viewSize, boxThreshold, viewThreshold) {
var boxEnd = boxOffset + boxSize; var boxEnd = boxOffset + boxSize;
var viewEnd = viewOffset + viewSize; var viewEnd = viewOffset + viewSize;