MediaWiki:Navbox.js
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/*ALL CODE BELOW IS FOR AUTOMATIC SORTING OF THE SHIP NAVBOX: https://robloxgalaxy.wiki/wiki/Template%3AShipNavbox
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Code written/maintained by Explodabat. Please contact me on the Wiki Discord at "Explodabat#3655" or on my message wall if you have any questions or issues
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This content previously lived on MediaWiki:Common.js
*/
console.log("Navbox JS Version 8.27.22");
var shipArr = []; //Array of ship objects -- see "function Ship(...)" for constructor & properties
var count = 0; //Counter used during array and fetch requests
var flag = 0; //Flag variable used to trigger certain conditions
var sortBy = ""; //Variable used by buttons to indicate sorting by price or name
var canRun = false; //Variable to tell code whether a re-run is allowed, or to disallow execution if certain conditions fail
//Array of valid category-based types (classes/events)
const types = ["AI","Fighters","Hidden Event","Halloween 2016","Halloween 2017","Christmas 2017","Fourth of July 2018","Halloween 2018","Christmas 2018","Fourth of July 2019","Retro Ship Event 2019","Halloween 2019","Christmas 2019","Promotion","April Fools 2020","Fourth of July 2020","Retro Ship Event 2020","Halloween 2020","Black Friday 2020","Christmas 2020","Fourth of July 2021","Retro Ship Event 2021","Super Capital","Advanced","Miner","Freighter","Frigate","Destroyer","Cruiser","Battlecruiser","Battleship","Dreadnought","Carrier","Admin"];
//Array of pages to be removed from shipArr -- all non-ship pages
const unwantedNamesTypes = ["Ships","Tier List","All Ship","INVALID","Category"];
//General parser object used for parsing the requested pages
const parser = new DOMParser();
//After a delay to allow certain elements to load, find navbox on the page and add event listeners to its buttons
window.setTimeout(function () {
if(document.getElementById("shipNavbox") !== null){
canRun = true;
//add event listeners to navbox if it is present
updateButtons();
//listeners run navbox fill code when navbox is opened
Array.from(document.getElementsByTagName("a")).find(function(obj){
return obj.getAttribute("href") !== null && obj.getAttribute("href").includes("#") && obj.innerText !== null && obj.innerText.includes("Limited");
}).addEventListener("click", startNavboxFill);
Array.from(document.getElementsByTagName("a")).find(function(obj){
return obj.getAttribute("href") !== null && obj.getAttribute("href").includes("#") && obj.innerText !== null && obj.innerText.includes("Ships");
}).addEventListener("click", startNavboxFill);
}
},500);
var canRestart = true; //Used in conjunction with canRun depending on certain failure conditions
//If navbox code has already run elsewhere and has set a localStorage item, use that to fill shipArr
if(localStorage.getItem("storedArr") !== null){
shipArr = JSON.parse(localStorage.getItem("storedArr"));
count = shipArr.length;
}
//Called to start executing all other functions
function startNavboxFill(){
console.log("Checking if navbox fill can run...");
if(canRun){
console.log("Can run; Navbox fill started...");
canRun = false;
if(flag === 0) updateButtons();
if(this.className !== undefined && this.className.includes("price")) sortBy = "price";
else sortBy = "name";
if(shipArr.length === 0){
returnPage("Category:Ships",getNames,0); //load first 200 entries
returnPage("Category:Ships?pagefrom=Lazarus",getNames,0); //load remaining entries
returnPage("Category:AI",getNames,0); //load AI class
count = 0;
}
else cleanArr(); //if storedArr already exists in local storage and has filled shipArr, jump straight to general cleanup/sanitization and filling the navbox
}
else throw("Error: cannot start while already running or when canRun is false");
}
//Constructor for "ship" objects. Note that "class" is a reserved word and cannot be used for variables, so "type" is used instead to store a ship's class
//Type may also be used to designate the event a limited ship comes from
function Ship(name,price,type,isVIP,isRemoved){
this.name = name;
this.displayName = name; //used to display custom names when formatting links (e.g. replace "Prototype X1" with "Prototype X/1")
this.price = price;
this.type = type;
this.isVIP = isVIP;
this.isRemoved = isRemoved;
}
//Runs the passed callback function for a "fetched" object of the page in the "URL" parameter
function returnPage(url,cFunction,idx) {
fetch("https://robloxgalaxy.wiki/wiki/"+url,{credentials: 'omit'}).then(response => {
if(response.ok) response.text().then(rawTxt => {
var page = parser.parseFromString(rawTxt, 'text/html');
cFunction(page,url,idx);
})
else if(response.status == 404){
shipArr[idx].name += " (INVALID - 404)";
console.log("Warning: Invalid entry at "+idx+" (Error 404 -- Invalid URL)");
response.text().then(rawTxt => {
var page = parser.parseFromString(rawTxt, 'text/html');
cFunction(page,url,idx);
})
}
}).catch(err => {
throw new Error(err);
});
}
//Fill shipArr with all ship names on the given (section) of the "Ships" category page; extraneous category members will be filtered later
function getNames(pg,url,idx) {
flag = 1;
updateButtons();
//filter to grab all "mw-category-group" elements that contain the ship links
var pgArr = pg.getElementById("mw-pages").getElementsByClassName("mw-category-group");
//outer loop to loop over "pgArr" elements
for(i = idx; i < pgArr.length; i++){
//inner loop to loop over array of link elements within each pgArr element
for(j = 0; j < pgArr[i].getElementsByTagName("a").length; j++){
if(pgArr[i].getElementsByTagName("a")[j].getAttribute("title") !== undefined){
shipArr.push(new Ship(pgArr[i].getElementsByTagName("a")[j].getAttribute("title"),"default","default","default","default"));
}
}
}
count++;
if(count >= 3){
count = 0;
cleanArr(); //only call next function if all requests have been processed (max list view length on category page is 200)
}
}
//sort out unwanted/duplicate elements for efficiency in xml requests by calling "cleanArr"
//loop through all elements in shipArr and use it to request/pass values for "fillPriceType"
function getPriceType(){
for(i = 0; i < shipArr.length; i++){
returnPage(shipArr[i].name,fillPriceType,i);
}
console.log("ALL SHIP PAGE FETCH REQUESTS SENT");
}
//fill values in shipArr
function fillPriceType(pg,name,idx) {
var p, t, v, r, c=0; //price, type, VIP, removedShip, credit
if(shipArr[idx].name != "INVALID"){
//find price of the ship on the page using the infobox HTML
p = Array.from(pg.getElementsByTagName("div")).find(function(obj){
return obj.getAttribute("data-source") !== null && obj.getAttribute("data-source").includes("total_cost");
});
if(p === undefined){
c = Array.from(pg.getElementsByTagName("td")).find(function(obj){
return obj.getAttribute("data-source") !== null && obj.getAttribute("data-source").includes("credit");
});
if(c === undefined) "N/A--"+name;
else p = c.innerText;
}
else p = p.innerText;
//use infobox HTML to get T/F value for "isVIP"
v = Array.from(pg.getElementsByTagName("div")).find(function(obj){
return obj.getAttribute("class") !== null && obj.getAttribute("class").includes("pi-data-value pi-font") && obj.parentElement.getAttribute("data-source") !== null && obj.parentElement.getAttribute("data-source").includes("vip_required");
});
if(v === undefined) v = false; //assume false if element is not present
else if(v.innerHTML.toLowerCase().includes("y")) v = true;
else v = false;
//use category bar to determine if ship is classified as removed
r = Array.from(document.getElementById("catlinks").getElementsByTagName("a")).find(function(obj){
return obj.getAttribute("title") !== null && obj.getAttribute("title").includes("Removed From Game");
});
if(r === undefined) r = false; //assume false if element is not present
else r = true;
//find type for organization based on the category bar on the bottom of the page-- breaks on first type -- determine which types have priority by position in 'types' var
for(var k = 0; k < types.length; k++){
for(j = 0; j < pg.getElementById("catlinks").getElementsByTagName("a").length; j++){
if( pg.getElementById("catlinks").getElementsByTagName("a")[j].getAttribute("title") !== null && pg.getElementById("catlinks").getElementsByTagName("a")[j].getAttribute("title").includes(types[k]) ){
t = types[k];
break;
}
}
if(t !== undefined) break;
}
if(t === undefined) t = "N/A--"+name;
//fill object properties with page-fetched values
if(shipArr[idx] === undefined) throw("Error while filling navbox: invalid shipArr entry at index "+idx+"|"+shipArr.length);
shipArr[idx].price = p;
shipArr[idx].type = t;
shipArr[idx].isVIP = v;
shipArr[idx].isRemoved = r;
}
count++;
if(count == shipArr.length){
console.log("SHIPARR ELEMENTS FILLED");
cleanArr();
}
else console.log(count+" of "+shipArr.length+"|"+shipArr[idx].name+" (Index "+idx+")");
}
//sub-function called by cleanArr to remove values from shipArr
function remove(idx){
console.log("REMOVED ITEM AT INDEX "+idx+": "+shipArr[idx].name+"|"+shipArr[idx].price+"|"+shipArr[idx].type);
shipArr.splice(idx,1);
}
//removes and logs duplicates, unwanted items, and items with an invalid price
function cleanArr(){
if(localStorage.getItem("storedArr") !== null && shipArr.length === 0){
shipArr = JSON.parse(localStorage.getItem("storedArr"));
count = shipArr.length;
}
console.log("STARTING DUPLICATE/INVALID FILTER");
var x = shipArr.length;
for(j = shipArr.length-1; j >= 0; j--){
if(j < shipArr.length && (unwantedNamesTypes.some(function(str){ return shipArr[j].name.includes(str);}) || (count > 200 && unwantedNamesTypes.some(function(str){ return shipArr[j].type.includes(str);})))) remove(j);
else if(shipArr[j].price.toString().length === 0 || shipArr[j].price.toString().toLowerCase().includes("n/a--")) remove(j);
else if(shipArr[j].type.toString().length === 0 || shipArr[j].type.toString().toLowerCase().includes("n/a--")) remove(j);
for(i = shipArr.length-1; i >= 0; i--){
if(j < shipArr.length && shipArr[j].name == shipArr[i].name && i != j) remove(j);
}
if(j < shipArr.length){ //check if index is still valid after potential removals from above
//limit each object property to only the expected values. Redundant call to toString in case a previous replace made variable type vague
shipArr[j].name = shipArr[j].name.toString().replace(/[^a-zA-Z0-9\s\'\-ß_()]/g,""); //only letters, numbers, spaces, "-" (e.g. for "Prototype X-1")
//if displayName has errors, reset displayName to match name
if(shipArr[j].displayName === undefined) shipArr[j].displayName = shipArr[j].name;
shipArr[j].displayName = shipArr[j].displayName.toString().replace(/[^a-zA-Z0-9\s\'\-ß_()]/g,""); //only letters, numbers, spaces, "-" (e.g. for "Prototype X-1")
//price is cleaned separately later because of special cases
shipArr[j].type = shipArr[j].type.toString().replace(/[^\sa-zA-Z0-9_]/g, ""); //only letters, numbers, spaces, and underscores
}
}
if(shipArr.length === 0){
canRun = true;
restartFill();
} //if array is empty after clean, remove invalid array and retry XML calls; only retry once to prevent infinite loops
console.log("Number of removed items: "+(x-shipArr.length));
console.log("Final array size: "+shipArr.length+"|"+count);
if(count < 200) getPriceType();
else if(count > 200){
console.log("Cleaning up prices...");
//clean/format price for sorting
for(i = 0; i < shipArr.length; i++){
if(shipArr[i].type.includes("default")){
canRun = true;
restartFill();
}
if(shipArr[i].price.toString().toLowerCase().indexOf("or") > 0)shipArr[i].price = shipArr[i].price.substring(0,shipArr[i].price.toString().indexOf("or")); //cuts the price of ships with two prices to only use the first price (e.g Osiris)
shipArr[i].price = shipArr[i].price.toString().replace(/[^0-9.]/g, ""); //only numbers and "."
if(shipArr[i].price === "") shipArr[i].price = 0; //if replace step empties price, assign 0 as price (e.g. Wasp/Wyrm)
if(shipArr[i].type.indexOf(" ") > 0) shipArr[i].type = shipArr[i].type.replace(/ /g,"_");
}
sortArr();
}
}
function restartFill(){
if(canRestart && canRun){
canRestart = false;
console.log("Invalid array or force refresh");
shipArr = [];
localStorage.removeItem("storedArr");
localStorage.removeItem("lastUpdate");
count = 0;
startNavboxFill();
}
else if(canRun === false) console.log("Error: cannot restart while running");
else{ //update buttons and throw an exception on multiple failures
flag = 4;
updateButtons();
}
}
function sortArr(){
if(sortBy === "price") shipArr.sort(function(a, b){return b.price - a.price}); //sort by ship price
else shipArr.sort(function(a, b){ //sort by string property "name"
var x = b.name.toLowerCase();
var y = a.name.toLowerCase();
if (x < y) {return -1;}
if (x > y) {return 1;}
return 0;
});
if(shipArr.length > 200){
localStorage.setItem("storedArr",JSON.stringify(shipArr)); //make sure shipArr is sanitized before storing? //update localStorage with newly-sorted array
fillNavbox();
}
else throw new Error('Ship array length lower than expected. Check for invalid items in cleanup')
}
//Outputs the ship array by replacing the inner content of the given html element.
function fillNavbox(){
//if lastUpdate exists and is too old, refresh storedArr storage
if(localStorage.getItem("lastUpdate") !== null){
var update = new Date(Date.parse(JSON.parse(localStorage.lastUpdate)));
if(update.getTime()+172800000 < new Date().getTime()){ //add length of time in milliseconds to "update.getTime" -- e.g. 172800000 ms = 2 days
localStorage.removeItem("storedArr");
localStorage.setItem("lastUpdate",JSON.stringify(new Date()));
shipArr = [];
flag = 1;
startNavboxFill();
}
}
else localStorage.setItem("lastUpdate",JSON.stringify(new Date()));
//remove and re-add storedArr on any call in case cleanArr() found and removed errors
//create a "disposable" version of shipArr that can be spliced
var tempShipArr = JSON.parse(localStorage.getItem("storedArr"));
//clear all targeted spans first so lists don't get doubled
for(i = 0; i < document.getElementsByTagName("span").length; i++){
for(j = 0; j < types.length; j++){
if(document.getElementsByTagName("span")[i].id.replace(/_/g," ").includes("Nav"+types[j])){
document.getElementsByTagName("span")[i].innerHTML = "";
}
}
}
//loop through shipArr and add ships
for(i = tempShipArr.length-1; i >= 0; i--){
var a, t;
//Do not create a hyperlink if current page title equals the name of shipArr[i]
//Find the page title and convert it to a lowercase string
t = document.getElementById("firstHeading").innerText.toString().toLowerCase();
//custom names for certain ships; skip if displayName has already been changed
if(tempShipArr[i].name == tempShipArr[i].displayName){
switch(tempShipArr[i].name){
case "Obamasphere":
tempShipArr[i].displayName = "obamasphere";
break;
case "Prototype X1":
tempShipArr[i].displayName = "Prototype X/1";
break;
case "Dont use or banned":
tempShipArr[i].displayName = "dont_use_or_banned";
}
}
//check if the page title is valid
if(t !== undefined && t === tempShipArr[i].displayName.toLowerCase()){
a = document.createElement('em');
a.appendChild(document.createTextNode(tempShipArr[i].displayName));
a.title = tempShipArr[i].displayName+" (Current Page)";
}
//else create a hyperlink
else{
//Link creation
a = document.createElement('a');
//in the case of invalid/broken links, their presence should be obvious because all attributes appear as the same value
a.appendChild(document.createTextNode(tempShipArr[i].displayName));
a.href = "/wiki/"+tempShipArr[i].name;
a.title = tempShipArr[i].displayName;
//VIP-only ships have a bold name and are indicated as such in the "title" attribute
if(tempShipArr[i].isVIP == true){
a.style.fontWeight = "bold";
a.title += " (VIP-only)";
}
//VIP and Removed ships may stack (e.g. Sanguine), so no else-if; Removed ships have a strikethrough name
if(tempShipArr[i].isRemoved == true){
a.style.textDecoration = "line-through";
a.title += " (Removed)";
}
}
//Add ship/link to navbox
if(document.getElementById("Nav"+tempShipArr[i].type) !== null){
document.getElementById("Nav"+tempShipArr[i].type).appendChild(a);
if(tempShipArr.some(function(obj,idx){ return obj.type == tempShipArr[i].type && i != idx; })) document.getElementById("Nav"+tempShipArr[i].type).innerHTML +=" • ";
}
else console.log("Ship not added: "+tempShipArr[i].name+". Invalid or missing category: "+tempShipArr[i].type);
tempShipArr.splice(i,1);
}
if(sortBy == "price") flag = 2;
else flag = 3;
updateButtons();
canRun = true;
canRestart = true;
console.log("SHIPARR OUTPUT COMPLETE");
}
//Add eventListeners to all <span> buttons in the array; update button innerHTML/text for different states of "flag"
function updateButtons(){
var buttonArr = ["priceButton","nameButton"];
document.getElementById("refresh").addEventListener("click", restartFill);
document.getElementById("refreshL").addEventListener("click", restartFill);
for(i = 0; i < buttonArr.length; i++){
var arr = document.getElementsByClassName(buttonArr[i]);
for(j = 0; j < arr.length; j++){
switch(flag){
case 0:
arr[j].addEventListener("click", startNavboxFill);
arr[j].addEventListener("mouseover", function(){ this.style.color = '#d6ad0b';});
arr[j].addEventListener("mouseout", function(){this.style.color = '#ffffff';});
break;
case 1:
arr[j].style.cursor = "auto";
arr[j].innerHTML = "Loading, please wait...";
break;
case 2:
if(i===0){
arr[j].innerHTML = "Ships by Price";
arr[j].style.cursor = "auto";
}
else{
arr[j].style.cursor = "pointer";
arr[j].innerHTML = "Sort Ships by Name";
}
break;
case 3:
if(i===0){
arr[j].innerHTML = "Sort Ships by Price";
arr[j].style.cursor = "pointer";
}
else{
arr[j].style.cursor = "auto";
arr[j].innerHTML = "Ships by Name";
}
break;
case 4:
arr[j].style.cursor = "auto";
arr[j].innerHTML = "Error loading";
}
}
if(flag == 4) throw("Error while filling navbox: too many attempts");
}
}