307 lines
8.4 KiB
JavaScript
307 lines
8.4 KiB
JavaScript
let currentMenu = $(".homepage");
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$(".column button .card").on("click", function () {
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let nextMenu = this.getAttribute("data");
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if (nextMenu === "proxy") {
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if (!config["proxy"]) {
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$("#disabled").showModal();
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return;
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}
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$("#everything-else").fadeOut(300, () => {
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$("#page-loader").fadeIn(200);
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$("#page-loader").attr("src", "/proxy");
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});
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currentMenu = $("#page-loader");
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return;
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}
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currentMenu.fadeOut(300, () => {
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$("." + nextMenu).fadeIn(200);
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});
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currentMenu = $("." + nextMenu);
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});
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$("logo img").on("click", returnHome);
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$("#gameButton").on("click", returnHome);
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$("dialog").on("click", function (e) {
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if (!e.originalEvent.target.closest("div")) {
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e.originalEvent.target.close();
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}
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});
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// Function to calculate the
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// Jaro Similarity of two strings
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// from https://www.geeksforgeeks.org/jaro-and-jaro-winkler-similarity/
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function jaro_distance(s1, s2) {
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// If the strings are equal
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if (s1 == s2)
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return 1.0;
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// Length of two strings
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let len1 = s1.length, len2 = s2.length;
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if (len1 == 0 || len2 == 0)
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return 0.0;
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// Maximum distance upto which matching
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// is allowed
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let max_dist = Math.floor(Math.max(len1, len2) / 2) - 1;
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// Count of matches
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let match = 0;
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// Hash for matches
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let hash_s1 = new Array(s1.length);
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hash_s1.fill(0);
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let hash_s2 = new Array(s2.length);
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hash_s2.fill(0);
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// Traverse through the first string
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for (let i = 0; i < len1; i++) {
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// Check if there is any matches
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for (let j = Math.max(0, i - max_dist);
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j < Math.min(len2, i + max_dist + 1); j++)
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// If there is a match
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if (s1[i] == s2[j] &&
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hash_s2[j] == 0) {
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hash_s1[i] = 1;
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hash_s2[j] = 1;
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match++;
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break;
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}
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}
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// If there is no match
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if (match == 0)
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return 0.0;
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// Number of transpositions
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let t = 0;
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let point = 0;
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// Count number of occurrences
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// where two characters match but
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// there is a third matched character
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// in between the indices
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for (let i = 0; i < len1; i++)
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if (hash_s1[i] == 1) {
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// Find the next matched character
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// in second string
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while (hash_s2[point] == 0)
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point++;
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if (s1[i] != s2[point++])
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t++;
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}
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t /= 2;
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// Return the Jaro Similarity
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return ((match) / (len1)
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+ (match) / (len2)
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+ (match - t) / (match))
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/ 3.0;
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}
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// Jaro Winkler Similarity
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function jaroWinklerSimilarity(s1, s2) {
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let jaro_dist = jaro_distance(s1, s2);
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// If the jaro Similarity is above a threshold
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if (jaro_dist > 0.7) {
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// Find the length of common prefix
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let prefix = 0;
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for (let i = 0; i < Math.min(s1.length, s2.length); i++) {
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// If the characters match
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if (s1[i] == s2[i])
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prefix++;
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// Else break
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else
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break;
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}
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// Maximum of 4 characters are allowed in prefix
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prefix = Math.min(4, prefix);
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// Calculate jaro winkler Similarity
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jaro_dist += 0.1 * prefix * (1 - jaro_dist);
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}
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return jaro_dist.toFixed(6);
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}
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/**
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* Updates the list of games based on the current search filter and sort type.
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*
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* @return {void}
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*/
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function updateList() {
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const filter = $("#search").val().toLowerCase();
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const elems = Array.from(document.querySelectorAll("#gamesList li"));
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const sortType = $("#sort").val();
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// sort by selected sort type
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elems.sort(function (a, b) {
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if (sortType === 'alphabetical') {
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return a.textContent.localeCompare(b.textContent);
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} else if (sortType === 'reverse') {
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return b.textContent.localeCompare(a.textContent);
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}
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});
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// then filter items with the search input
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elems.forEach(function (item) {
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let similarity = jaroWinklerSimilarity(filter, item.innerHTML.toLowerCase().slice(0, filter.length - 1));
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if (item.getAttribute("aliases")) {
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for (alias in item.getAttribute("aliases").split(',')) {
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if (alias.length > 1) {
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console.log("alias");
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console.log(alias);
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console.log(typeof alias);
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console.log(alias.length);
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similarity += jaroWinklerSimilarity(filter, alias.toLowerCase().slice(0, filter.length - 1));
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}
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}
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}
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if (similarity >= 0.7 && item.innerHTML.length > 2 || item.innerHTML.toLowerCase().indexOf(filter) > -1) {
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item.style.display = "";
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} else {
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item.style.display = "none";
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}
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});
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// now sort by jaro winkler distance
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elems.sort(function (a, b) {
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let distanceA = jaroWinklerSimilarity(filter, a.textContent.toLowerCase());
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if (a.getAttribute("aliases")) {
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for (alias in a.getAttribute("aliases").split(',')) {
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distanceA += jaroWinklerSimilarity(filter, alias.toLowerCase());
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}
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}
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let distanceB = jaroWinklerSimilarity(filter, b.textContent.toLowerCase());
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if (b.getAttribute("aliases")) {
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for (alias in b.getAttribute("aliases").split(',')) {
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distanceB += jaroWinklerSimilarity(filter, alias.toLowerCase());
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}
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}
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return distanceA - distanceB;
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});
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// then fill it with the sorted and filtered list
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for (const item of elems) {
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document.getElementById("gamesList").appendChild(item);
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}
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}
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$("#search").on("input", updateList);
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$("#sort").on("change", updateList);
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/**
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* Generates a clone of the current window in an about:blank.
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*
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* @return {void}
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*/
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function makeclone() {
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if ((window.top.location.href != "about:blank")) {
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var url = window.location.href;
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win = window.open();
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if (!win || win.closed || typeof win.closed == 'undefined') {
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alert('Please allow Pop-Ups - By disabling popups, you allow this website to show up in your history.');
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} else {
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win.document.body.style.margin = "0";
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win.document.body.style.height = "100vh";
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var iframe = win.document.createElement("iframe");
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iframe.style.border = "none";
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iframe.style.width = "100%";
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iframe.style.height = "100%";
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iframe.style.margin = "0";
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iframe.referrerpolicy = "no-referrer";
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iframe.allow = "fullscreen";
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iframe.src = url.toString();
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win.document.body.appendChild(iframe);
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window.location.replace("https://classroom.google.com");
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}
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}
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}
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dragElement(document.getElementById("gameButton"));
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dragElement(document.getElementById("refresh"));
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/**
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* Adds drag functionality to an HTML element.
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*
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* @param {HTMLElement} elmnt - The element to be dragged.
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* @return {void}
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*/
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function dragElement(elmnt) {
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var pos1 = 0, pos2 = 0, pos3 = 0, pos4 = 0;
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if (document.getElementById(elmnt.id)) {
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document.getElementById(elmnt.id).onmousedown = dragMouseDown;
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} else {
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elmnt.onmousedown = dragMouseDown;
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}
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function dragMouseDown(e) {
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e = e || window.event;
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e.preventDefault();
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pos3 = e.clientX;
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pos4 = e.clientY;
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document.onmouseup = closeDragElement;
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document.onmousemove = elementDrag;
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}
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function elementDrag(e) {
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e = e || window.event;
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e.preventDefault();
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pos1 = pos3 - e.clientX;
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pos2 = pos4 - e.clientY;
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pos3 = e.clientX;
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pos4 = e.clientY;
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window.click = 1;
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elmnt.style.top = (elmnt.offsetTop - pos2) + "px";
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}
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function closeDragElement() {
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document.onmouseup = null;
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document.onmousemove = null;
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if (window.click == 1) {
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window.hold = true;
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window.click = 0;
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}
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setTimeout(function () { window.hold = false; }, 100);
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}
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}
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/**
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* Returns the user to the home page.
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*
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* @return {void}
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*/
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function returnHome() {
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currentMenu.fadeOut(300, () => {
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$("#everything-else").fadeIn(200);
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});
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currentMenu = $(".homepage");
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}
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/**
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* Refreshes the current page by reloading it.
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*
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* @return {void}
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*/
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function refreshPage() {
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location.reload();
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} |