openvk/Web/static/js/al_wall.js

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JavaScript
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function humanFileSize(bytes, si) {
var thresh = si ? 1000 : 1024;
if(Math.abs(bytes) < thresh) {
return bytes + ' B';
}
var units = si
? ['kB','MB','GB','TB','PB','EB','ZB','YB']
: ['KiB','MiB','GiB','TiB','PiB','EiB','ZiB','YiB'];
var u = -1;
do {
bytes /= thresh;
++u;
} while(Math.abs(bytes) >= thresh && u < units.length - 1);
return bytes.toFixed(1)+' '+units[u];
}
function trim(string) {
var newStr = string.substring(0, 10);
if(newStr.length !== string.length)
newStr += "…";
return newStr;
}
function handleUpload() {
console.warn("блять...");
u(".postFileSel").not("#" + this.id).each(input => input.value = null);
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var indicator = u(".post-upload");
var file = this.files[0];
if(typeof file === "undefined") {
indicator.attr("style", "display: none;");
} else {
u("span", indicator.nodes[0]).text(trim(file.name) + " (" + humanFileSize(file.size, false) + ")");
indicator.attr("style", "display: block;");
}
}
function initGraffiti() {
let canvas = null;
let msgbox = MessageBox("Нарисовать граффити", "<div id='ovkDraw'></div>", ["Сохранить", "Отменить"], [function() {
canvas.getImage({includeWatermark: false}).toBlob(blob => {
let fName = "Graffiti-" + Math.ceil(performance.now()).toString() + ".jpeg";
let image = new File([blob], fName, {type: "image/jpeg", lastModified: new Date().getTime()});
let trans = new DataTransfer();
trans.items.add(image);
let fileSelect = document.querySelector("input[name='_pic_attachment']");
fileSelect.files = trans.files;
u(fileSelect).trigger("change");
u("#write textarea").trigger("focusin");
}, "image/jpeg", 0.92);
canvas.teardown();
}, function() {
canvas.teardown();
}]);
let watermarkImage = new Image();
watermarkImage.src = "/assets/packages/static/openvk/img/logo_watermark.gif";
msgbox.attr("style", "width: 750px;");
canvas = LC.init(document.querySelector("#ovkDraw"), {
backgroundColor: "#fff",
imageURLPrefix: "/assets/packages/static/openvk/js/node_modules/literallycanvas/lib/img",
watermarkImage: watermarkImage,
imageSize: {
width: 640,
height: 480
}
});
}
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u("#wall-post-input").on("paste", function(e) {
if(e.clipboardData.files.length === 1) {
var input = u("input[name=_pic_attachment]").nodes[0];
input.files = e.clipboardData.files;
u(input).trigger("change");
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}
});
u(".post-like-button").on("click", function(e) {
e.preventDefault();
var thisBtn = u(this).first();
var link = u(this).attr("href");
var heart = u(".heart", thisBtn);
var counter = u(".likeCnt", thisBtn);
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var likes = counter.text() === "" ? 0 : counter.text();
var isLiked = heart.attr("id") === 'liked';
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ky(link);
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heart.attr("id", isLiked ? '' : 'liked');
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counter.text(parseInt(likes) + (isLiked ? -1 : 1));
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if (counter.text() === "0") {
counter.text("");
}
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return false;
});
u("#wall-post-input").on("input", function(e) {
var boost = 5;
var textArea = e.target;
textArea.style.height = "5px";
var newHeight = textArea.scrollHeight;
textArea.style.height = newHeight + boost;
return;
// revert to original size if it is larger (possibly changed by user)
// textArea.style.height = (newHeight > originalHeight ? (newHeight + boost) : originalHeight) + "px";
});
u(".postFileSel").on("change", handleUpload);