Skip to content

Instantly share code, notes, and snippets.

View guibot17's full-sized avatar

guibot17 guibot17

3 followers · 7 following
View GitHub Profile
@guibot17
guibot17 / firebase_player_assignment.js
Last active September 15, 2015 19:05 — forked from anantn/firebase_player_assignment.js
Firebase: Assigning players in a multiplayer game. This snippet assigns you a spot in a game if the game isn't full yet.
function go() {
var userId = prompt('Username?', 'Guest');
// Consider adding '/<unique id>' if you have multiple games.
var gameRef = new Firebase(GAME_LOCATION);
assignPlayerNumberAndPlayGame(userId, gameRef);
};
// The maximum number of players. If there are already
// NUM_PLAYERS assigned, users won't be able to join the game.
var NUM_PLAYERS = 4;
@guibot17
guibot17 / firebase_create.js
Last active September 15, 2015 19:08 — forked from anantn/firebase_create.js
Firebase: Creating data if it doesn't exist. This snippet creates a user only if it doesn't already exist.
function go() {
var userId = prompt('Username?', 'Guest');
var userData = { name: userId };
tryCreateUser(userId, userData);
}
var USERS_LOCATION = 'https://SampleChat.firebaseIO-demo.com/users';
function userCreated(userId, success) {
if (!success) {
@guibot17
guibot17 / jwtparser.js
Last active September 15, 2015 19:10 — forked from katowulf/jwtparser.js
Deconstruct a JWT token for Firebase
// Helper function to extract claims from a JWT. Does *not* verify the
// validity of the token.
// credits: https://github.com/firebase/angularFire/blob/master/angularFire.js#L370
// polyfill window.atob() for IE8: https://github.com/davidchambers/Base64.js
// or really fast Base64 by Fred Palmer: https://code.google.com/p/javascriptbase64/
function deconstructJWT(token) {
var segments = token.split(".");
if (!segments instanceof Array || segments.length !== 3) {
throw new Error("Invalid JWT");
}
@guibot17
guibot17 / 1_query_timestamp.js
Last active September 15, 2015 19:15 — forked from katowulf/1_query_timestamp.js
Get only new items from Firebase
// assumes you add a timestamp field to each record (see Firebase.ServerValue.TIMESTAMP)
// pros: fast and done server-side (less bandwidth, faster response), simple
// cons: a few bytes on each record for the timestamp
var ref = new Firebase(...);
ref.orderByChild('timestamp').startAt(Date.now()).on('child_added', function(snapshot) {
console.log('new record', snap.key());
});
@guibot17
guibot17 / firebase_first_item.js
Last active September 15, 2015 19:19 — forked from anantn/firebase_first_item.js
Firebase: Get the first item in a list. This snippet retrieves only the first item in a list.
function makeList(ref) {
var fruits = ["banana", "apple", "grape", "orange"];
for (var i = 0; i < fruits.length; i++) {
ref.push(fruits[i]);
}
}
function getFirstFromList(ref, cb) {
ref.startAt().limit(1).once("child_added", function(snapshot) {
cb(snapshot.val());
@guibot17
guibot17 / using_an_index.js
Last active September 15, 2015 19:21 — forked from katowulf/1_using_queries.js
Methods to search for user accounts by email address in Firebase
/***************************************************
* Assuming you can't use priorities (e.g. they are already being used for something else)
* You can store the email addresses in an index and use that to match them to user ids
***************************************************/
var fb = new Firebase(URL);
/**
* Looks up a user id by email address and invokes callback with the id or null if not found
* @return {Object|null} the object contains the key/value hash for one user
@guibot17
guibot17 / firebase_detect_data.js
Last active September 15, 2015 19:22 — forked from anantn/firebase_detect_data.js
Firebase: Detecting if data exists. This snippet detects if a user ID is already taken
function go() {
var userId = prompt('Username?', 'Guest');
checkIfUserExists(userId);
}
var USERS_LOCATION = 'https://SampleChat.firebaseIO-demo.com/users';
function userExistsCallback(userId, exists) {
if (exists) {
alert('user ' + userId + ' exists!');
@guibot17
guibot17 / countries.json
Created December 15, 2015 08:53 — forked from keeguon/countries.json
A list of countries in JSON
[
{name: 'Afghanistan', code: 'AF'},
{name: 'Åland Islands', code: 'AX'},
{name: 'Albania', code: 'AL'},
{name: 'Algeria', code: 'DZ'},
{name: 'American Samoa', code: 'AS'},
{name: 'AndorrA', code: 'AD'},
{name: 'Angola', code: 'AO'},
{name: 'Anguilla', code: 'AI'},
{name: 'Antarctica', code: 'AQ'},
@guibot17
guibot17 / example.html
Created March 1, 2016 01:56 — forked from malixsys/example.html
ionic errors
<form novalidate="novalidate" on-valid-submit="updateUser()">
<div class="list list-inset">
<div class="item">
<h2>{{'edit profile'|i18n}}</h2>
</div>
<label class="item item-input validated">
<span class="input-label">{{ 'full name' | i18n}}:</span>
<input type="text" ng-model="user.fullname" id="fullname" name="fullname" required="required"
ng-pattern="/^[^$%]{3,255}$/"
/>
@guibot17
guibot17 / angular-searchBoxDirective.html
Created March 8, 2016 02:59 — forked from ThomasBurleson/angular-searchBoxDirective.html
Sample of using AngularJS MySearchboxDirective. This demonstrates some fixes for the example demonstrated in the slides http://slides.com/djsmith/deep-dive-into-custom-directives
<!DOCTYPE html>
<html>
<head>
<style>
body {
margin-left : 15px;
margin-top: 15px;
}
input {