Add current implementation
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commit
a96ffb0926
GPG Key ID:
B1B567AF58D6EE0F
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<?php
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header("Content-type:application/json;charset=utf-8");
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if (!isset($_GET["action"]))
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exit("null");
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$action = $_GET["action"];
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$db = new SQLite3("fo76-dumps-ids.db", SQLITE3_OPEN_READONLY);
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switch ($action) {
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case "list-signatures":
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$results = $db->query("SELECT DISTINCT Signature FROM IDs ORDER BY Signature;");
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$signatures = [];
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while ($row = $results->fetchArray())
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array_push($signatures, $row["Signature"]);
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print(json_encode($signatures, JSON_PRETTY_PRINT));
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break;
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case "get-random":
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if (!isset($_GET["signatures"]))
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exit("null");
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if (empty($_GET["signatures"]))
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exit("null");
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$signatures = $_GET["signatures"];
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$signatures = explode(",", $signatures);
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$in_params = implode(",", array_fill(0, count($signatures), "?"));
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$stmt = $db->prepare("SELECT * FROM IDs WHERE Signature IN ({$in_params}) ORDER BY RANDOM() LIMIT 1;");
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foreach ($signatures as $i => $signature)
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$stmt->bindValue($i + 1, $signature);
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$results = $stmt->execute();
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while ($row = $results->fetchArray(SQLITE3_ASSOC))
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print(json_encode($row, JSON_PRETTY_PRINT));
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break;
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default:
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print("null");
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break;
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}
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$db->close();
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width, initial-scale=1">
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<meta name="author" content="Felix W. Dekker" />
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<meta name="application-name" content="Random Fallout 76 record" />
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<meta name="description" content="Returns a random Fallout 76 record." />
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<meta name="theme-color" content="#0033cc" />
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<title>Random Fallout 76 record</title>
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<link rel="stylesheet" href="https://fonts.googleapis.com/css?family=Roboto:300,300italic,700,700italic">
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<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/normalize/8.0.1/normalize.min.css"
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integrity="sha256-l85OmPOjvil/SOvVt3HnSSjzF1TUMyT9eV0c2BzEGzU=" crossorigin="anonymous" />
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<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/milligram/1.3.0/milligram.min.css"
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integrity="sha256-Ro/wP8uUi8LR71kwIdilf78atpu8bTEwrK5ZotZo+Zc=" crossorigin="anonymous" />
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<style>
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body {
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margin-top: 50px;
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}
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</style>
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</head>
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<body>
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<div class="container">
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<h1>Random Fallout 76 record</h1>
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<p>
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On this page you can retrieve a random record from the Fallout 76 game files.
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Simply select the signatures you want to include below, and then press the "Get random record" button.
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</p>
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<h2>Settings</h2>
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<form>
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<button id="signatureToggle" class="button button-outline" type="button">Select all signatures</button>
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<fieldset id="signatures">Loading... please wait.</fieldset>
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<button id="submit" type="button">Get random record</button>
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</form>
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<h2>Record</h2>
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<pre><code id="output"></code></pre>
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</div>
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<script src="https://cdnjs.cloudflare.com/ajax/libs/js-cookie/2.2.0/js.cookie.min.js"
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integrity="sha256-9Nt2r+tJnSd2A2CRUvnjgsD+ES1ExvjbjBNqidm9doI=" crossorigin="anonymous"></script>
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<script>
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const signatureColCount = 8;
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const e = id => document.getElementById(id);
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const q = query => document.querySelector(query);
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const qa = query => document.querySelectorAll(query);
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const doAfterLoad = fun => {
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const oldOnLoad = window.onload || (() => {
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});
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window.onload = (() => {
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oldOnLoad();
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fun();
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});
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};
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/**
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* Returns an array of the signatures that are currently selected.
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*/
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const getSelectedSignatures = () => {
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const signatures = [];
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const selectedCheckboxes = qa("#signatures input:checked");
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for (let i = 0; i < selectedCheckboxes.length; i++) {
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const selectedCheckbox = selectedCheckboxes[i];
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signatures.push(selectedCheckbox.value);
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}
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return signatures;
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};
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/**
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* Selects the indicated signatures, and deselects all others.
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*
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* @param signatures the array of signatures to select
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*/
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const setSelectedSignatures = signatures => {
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const checkboxes = qa("#signatures input");
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for (let i = 0; i < checkboxes.length; i++)
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checkboxes[i].checked = false;
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for (let i = 0; i < signatures.length; i++)
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q(`#signature-${signatures[i]}`).checked = true;
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updateSignatureToggle();
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};
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/**
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* Selects all signatures.
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*/
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const setAllSignatures = checked => {
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const checkboxes = qa("#signatures input");
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for (let i = 0; i < checkboxes.length; i++)
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checkboxes[i].checked = checked;
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saveSelectedSignaturesToCookie();
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updateSignatureToggle();
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};
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/**
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* (De)selects signatures based on the selection stored in a cookie.
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*/
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const loadSelectedSignaturesFromCookie = () => setSelectedSignatures(Cookies.get("selectedSignatures").split(","));
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/**
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* Saves the currently-selected signatures to a cookie.
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*/
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const saveSelectedSignaturesToCookie = () => Cookies.set("selectedSignatures", getSelectedSignatures().join(","));
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/**
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* Updates the button used to toggle all signatures on or off.
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*/
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const updateSignatureToggle = () => {
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const signatureToggle = q("#signatureToggle");
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if (getSelectedSignatures().length === qa("#signatures input").length) {
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signatureToggle.innerHTML = "Deselect all signatures";
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signatureToggle.onclick = () => setAllSignatures(false);
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} else {
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signatureToggle.innerHTML = "Select all signatures";
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signatureToggle.onclick = () => setAllSignatures(true);
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}
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};
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/**
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* Downloads an array of signatures from the API.
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*
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* @param callback the function to execute with the array of signatures
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*/
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const downloadSignatures = callback => {
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fetch("api.php?action=list-signatures")
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.then(response => {
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if (!response.ok)
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throw new Error("Failed to fetch list of signatures.");
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return response.json();
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})
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.then(signatures => callback(signatures));
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};
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/**
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* Creates buttons for the signatures and adds them to the form.
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*
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* @param signatures an array of signatures to create buttons for
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*/
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const createSignatureButtons = signatures => {
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const form = e("signatures");
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form.innerHTML = "";
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let row;
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for (let i = 0; i < signatures.length; i++) {
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const signature = signatures[i];
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if (i % signatureColCount === 0) {
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if (row !== undefined)
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form.appendChild(row);
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row = document.createElement("div");
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row.className = "row";
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}
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const col = document.createElement("div");
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col.className = "column";
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const label = document.createElement("label");
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label.htmlFor = `signature-${signature}`;
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label.innerHTML = signature;
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col.appendChild(label);
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const checkbox = document.createElement("input");
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checkbox.type = "checkbox";
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checkbox.id = `signature-${signature}`;
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checkbox.name = `signature-${signature}`;
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checkbox.value = signature;
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checkbox.onclick = () => {
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updateSignatureToggle();
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saveSelectedSignaturesToCookie();
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};
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col.appendChild(checkbox);
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row.appendChild(col);
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}
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};
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/**
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* Downloads a random record from the API.
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*
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* @param callback the function to execute with the record
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*/
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const downloadRandomRecord = callback => {
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const selectedSignatures = getSelectedSignatures();
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fetch(`api.php?action=get-random&signatures=${selectedSignatures.join(",")}`)
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.then(response => {
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if (!response.ok)
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throw new Error("Failed to fetch random record.");
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return response.text();
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})
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.then(record => callback(record));
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};
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/**
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* Displays a record on the page.
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*
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* @param record the record to display
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*/
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const showRecord = (record) => {
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e("output").innerHTML = record;
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const scrollingElement = (document.scrollingElement || document.body);
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scrollingElement.scrollTop = scrollingElement.scrollHeight;
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};
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doAfterLoad(() => {
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e("submit").onclick = () => downloadRandomRecord(record => showRecord(record));
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downloadSignatures(signatures => {
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createSignatureButtons(signatures);
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loadSelectedSignaturesFromCookie();
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});
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});
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</script>
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</body>
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</html>
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