sist2/web/js/dom.js
2019-11-09 23:26:49 -05:00

328 lines
12 KiB
JavaScript
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/**
* Enable gif loading on hover
*/
function gifOver(thumbnail, hit) {
let callee = arguments.callee;
thumbnail.addEventListener("mouseover", function () {
thumbnail.mouseStayedOver = true;
window.setTimeout(function () {
if (thumbnail.mouseStayedOver) {
thumbnail.removeEventListener('mouseover', callee, false);
//Load gif
thumbnail.setAttribute("src", "f/" + hit["_id"]);
}
}, 600);
});
thumbnail.addEventListener("mouseout", function () {
//Reset timer
thumbnail.mouseStayedOver = false;
thumbnail.setAttribute("src", `t/${hit["_source"]["index"]}/${hit["_id"]}`);
})
}
function getContentHighlight(hit) {
const re = RegExp(/<mark>/g);
const sortByMathCount = (a, b) => {
return b.match(re).length - a.match(re).length;
};
if (hit.hasOwnProperty("highlight")) {
if (hit["highlight"].hasOwnProperty("content")) {
return hit["highlight"]["content"].sort(sortByMathCount)[0];
} else if (hit["highlight"].hasOwnProperty("content.nGram")) {
return hit["highlight"]["content.nGram"].sort(sortByMathCount)[0];
}
}
return undefined;
}
function applyNameToTitle(hit, title, extension) {
if (hit.hasOwnProperty("highlight")) {
if (hit["highlight"].hasOwnProperty("name")) {
title.insertAdjacentHTML('afterbegin', hit["highlight"]["name"] + extension);
return;
} else if (hit["highlight"].hasOwnProperty("name.nGram")) {
title.insertAdjacentHTML('afterbegin', hit["highlight"]["name.nGram"] + extension);
return;
}
}
title.appendChild(document.createTextNode(hit["_source"]["name"] + extension));
}
function addVidSrc(url, mime, video) {
let vidSource = document.createElement("source");
vidSource.setAttribute("src", url);
if (video.canPlayType(mime)) {
vidSource.setAttribute("type", mime);
} else {
vidSource.setAttribute("type", "video/webm");
}
video.appendChild(vidSource);
}
function shouldPlayVideo(hit) {
const videoc = hit["_source"]["videoc"];
return videoc !== "hevc" && videoc !== "mpeg2video" && videoc !== "wmv3";
}
function makePlaceholder(w, h) {
const calc = w > h
? (175 / w / h) >= 272
? (175 * w / h)
: 175
: 175;
const el = document.createElement("div");
el.setAttribute("style", `height: ${calc}px`);
return el;
}
/**
*
* @param hit
* @returns {Element}
*/
function createDocCard(hit) {
let docCard = document.createElement("div");
docCard.setAttribute("class", "card");
let docCardBody = document.createElement("div");
docCardBody.setAttribute("class", "card-body document");
let link = document.createElement("a");
link.setAttribute("href", "f/" + hit["_id"]);
link.setAttribute("target", "_blank");
//Title
let title = document.createElement("p");
title.setAttribute("class", "file-title");
let extension = hit["_source"].hasOwnProperty("extension") && hit["_source"]["extension"] !== "" ? "." + hit["_source"]["extension"] : "";
applyNameToTitle(hit, title, extension);
title.setAttribute("title", hit["_source"]["path"] + "/" + hit["_source"]["name"] + extension);
docCard.appendChild(title);
let tagContainer = document.createElement("div");
tagContainer.setAttribute("class", "card-text");
if (hit["_source"].hasOwnProperty("mime") && hit["_source"]["mime"] !== null) {
let tags = [];
let thumbnail = null;
let thumbnailOverlay = null;
let imgWrapper = document.createElement("div");
imgWrapper.setAttribute("style", "position: relative");
let mimeCategory = hit["_source"]["mime"].split("/")[0];
//Thumbnail
if (mimeCategory === "video" && shouldPlayVideo(hit)) {
thumbnail = document.createElement("video");
addVidSrc("f/" + hit["_id"], hit["_source"]["mime"], thumbnail);
const placeholder = makePlaceholder(hit["_source"]["width"], hit["_source"]["height"]);
imgWrapper.appendChild(placeholder);
thumbnail.setAttribute("class", "fit");
thumbnail.setAttribute("controls", "");
thumbnail.setAttribute("preload", "none");
thumbnail.setAttribute("poster", `t/${hit["_source"]["index"]}/${hit["_id"]}`);
thumbnail.addEventListener("dblclick", function () {
thumbnail.webkitRequestFullScreen();
});
const poster = new Image();
poster.src = thumbnail.getAttribute('poster');
poster.addEventListener("load", function () {
placeholder.remove();
imgWrapper.appendChild(thumbnail);
});
} else if ((hit["_source"].hasOwnProperty("width") && hit["_source"]["width"] > 20 && hit["_source"]["height"] > 20)
|| hit["_source"]["mime"] === "application/pdf"
|| hit["_source"]["mime"] === "application/epub+zip"
|| hit["_source"]["mime"] === "application/x-cbz"
|| hit["_source"].hasOwnProperty("font_name")
) {
thumbnail = document.createElement("img");
thumbnail.setAttribute("class", "card-img-top fit");
thumbnail.setAttribute("src", `t/${hit["_source"]["index"]}/${hit["_id"]}`);
const placeholder = makePlaceholder(hit["_source"]["width"], hit["_source"]["height"]);
imgWrapper.appendChild(placeholder);
thumbnail.addEventListener("error", () => {
imgWrapper.remove();
});
thumbnail.addEventListener("load", () => {
placeholder.remove();
imgWrapper.appendChild(thumbnail);
});
}
//Thumbnail overlay
switch (mimeCategory) {
case "image":
thumbnailOverlay = document.createElement("div");
thumbnailOverlay.setAttribute("class", "card-img-overlay");
//Resolution
let resolutionBadge = document.createElement("span");
resolutionBadge.setAttribute("class", "badge badge-resolution");
if (hit["_source"].hasOwnProperty("width")) {
resolutionBadge.appendChild(document.createTextNode(hit["_source"]["width"] + "x" + hit["_source"]["height"]));
}
thumbnailOverlay.appendChild(resolutionBadge);
// Hover
if (thumbnail && hit["_source"]["videoc"] === "gif") {
gifOver(thumbnail, hit);
}
break;
case "video":
//Duration
if (hit["_source"].hasOwnProperty("duration")) {
thumbnailOverlay = document.createElement("div");
thumbnailOverlay.setAttribute("class", "card-img-overlay");
let durationBadge = document.createElement("span");
durationBadge.setAttribute("class", "badge badge-resolution");
durationBadge.appendChild(document.createTextNode(humanTime(hit["_source"]["duration"])));
thumbnailOverlay.appendChild(durationBadge);
}
}
//Tags
switch (mimeCategory) {
case "video":
case "image":
if (hit["_source"].hasOwnProperty("videoc")) {
let formatTag = document.createElement("span");
formatTag.setAttribute("class", "badge badge-pill badge-video");
formatTag.appendChild(document.createTextNode(hit["_source"]["videoc"].replace(" ", "")));
tags.push(formatTag);
}
break;
case "audio": {
if (hit["_source"].hasOwnProperty("audioc")) {
let formatTag = document.createElement("span");
formatTag.setAttribute("class", "badge badge-pill badge-audio");
formatTag.appendChild(document.createTextNode(hit["_source"]["audioc"]));
tags.push(formatTag);
}
}
break;
}
//Content
let contentHl = getContentHighlight(hit);
if (contentHl !== undefined) {
let contentDiv = document.createElement("div");
contentDiv.setAttribute("class", "content-div");
contentDiv.insertAdjacentHTML('afterbegin', contentHl);
docCard.appendChild(contentDiv);
}
if (thumbnail !== null) {
docCard.appendChild(imgWrapper);
}
//Audio
if (mimeCategory === "audio" && hit["_source"].hasOwnProperty("audioc")) {
let audio = document.createElement("audio");
audio.setAttribute("preload", "none");
audio.setAttribute("class", "audio-fit fit");
audio.setAttribute("controls", "");
audio.setAttribute("type", hit["_source"]["mime"]);
audio.setAttribute("src", "f/" + hit["_id"]);
docCard.appendChild(audio)
}
if (thumbnailOverlay !== null) {
imgWrapper.appendChild(thumbnailOverlay);
}
for (let i = 0; i < tags.length; i++) {
tagContainer.appendChild(tags[i]);
}
}
//Size tag
let sizeTag = document.createElement("small");
sizeTag.appendChild(document.createTextNode(humanFileSize(hit["_source"]["size"])));
sizeTag.setAttribute("class", "text-muted");
tagContainer.appendChild(sizeTag);
docCardBody.appendChild(link);
docCard.appendChild(docCardBody);
link.appendChild(title);
docCardBody.appendChild(tagContainer);
return docCard;
}
function makePreloader() {
const elem = document.createElement("div");
elem.setAttribute("class", "progress");
const bar = document.createElement("div");
bar.setAttribute("class", "progress-bar progress-bar-striped progress-bar-animated");
bar.setAttribute("style", "width: 100%");
elem.appendChild(bar);
return elem;
}
function makePageIndicator(searchResult) {
let pageIndicator = document.createElement("div");
pageIndicator.setAttribute("class", "page-indicator font-weight-light");
const totalHits = searchResult["hits"]["total"].hasOwnProperty("value")
? searchResult["hits"]["total"]["value"] : searchResult["hits"]["total"];
pageIndicator.appendChild(document.createTextNode(docCount + " / " + totalHits));
return pageIndicator;
}
function makeStatsCard(searchResult) {
let statsCard = document.createElement("div");
statsCard.setAttribute("class", "card");
let statsCardBody = document.createElement("div");
statsCardBody.setAttribute("class", "card-body");
let stat = document.createElement("p");
const totalHits = searchResult["hits"]["total"].hasOwnProperty("value")
? searchResult["hits"]["total"]["value"] : searchResult["hits"]["total"];
stat.appendChild(document.createTextNode(totalHits + " results in " + searchResult["took"] + "ms"));
statsCardBody.appendChild(stat);
if (totalHits !== 0) {
let sizeStat = document.createElement("span");
sizeStat.appendChild(document.createTextNode(humanFileSize(searchResult["aggregations"]["total_size"]["value"])));
statsCardBody.appendChild(sizeStat);
}
statsCard.appendChild(statsCardBody);
return statsCard;
}
function makeResultContainer() {
let resultContainer = document.createElement("div");
resultContainer.setAttribute("class", "card-columns");
return resultContainer;
}