sandcastle’s gists

sandcastle / copy-to-clipboard.ts

Created July 17, 2017 06:38

A copy to clipboard function (in typescript)

	export const copyToClipboard = (url: string) => {
	document.addEventListener('copy', (e: ClipboardEvent) => {
	e.clipboardData.setData('text/plain', url);
	e.preventDefault();
	document.removeEventListener('copy');
	});
	document.execCommand('copy');
	};

sandcastle / GUID_REGEX.js

Created July 20, 2017 05:50

Guid / UUID regex

 const GUID_REGEX = /([0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12})/ig;

sandcastle / fsAsync.js

Created July 20, 2017 06:45

Async fs in node.js

	const {promisify} = require('util');

	const fs = require('fs');
	const readFileAsync = promisify(fs.readFile);

	const filePath = process.argv[2];

	async function main() {
	try {
	const text = await readFileAsync(filePath, {encoding: 'utf8'});

sandcastle / LinqExtensions.Partition.cs

Created August 9, 2017 14:33

Partition a list into many partitions of equal size. Handy for things like migrations where you want to break things into "buckets"

	internal static class LinqExtensions
	{
	public static List<List<T>> Partition<T>(this IEnumerable<T> list, int partitionSize)
	{
	var i = 0;
	var splits = from item in list
	group item by i++ / partitionSize into part
	select part.ToList();
	return splits.ToList();
	}

sandcastle / DateService.ts

Last active August 17, 2017 00:12

Date and time service to help with UTC handling and formatting.

	import { ISecurityService } from './security';
	import * as moment from 'moment-timezone';

	const UTC_DATE_PARSE: string = 'YYYY-MM-DD';
	export const DEFAULT_TIMEZONE: string = 'UTC';

	/**
	* Provides time zone, date conversion and formatting support
	* based on the user's preferences.
	*/

sandcastle / redirect-ingress.yml

Created August 27, 2017 02:07

An example of a ingress redirect using kubernetes and nginx `configuration-snippet`

	kind: Ingress
	apiVersion: extensions/v1beta1
	metadata:
	name: redirect-ingress
	annotations:
	ingress.kubernetes.io/configuration-snippet: \|
	if ($host ~ ^(.+)\.somedomain\.io$) {
	return 301 https://$1.domain.io$request_uri;
	}
	spec:

sandcastle / parseEmailList.js

Last active September 27, 2017 04:29

Parse a list of emails separated by comma (,) or semicolon (;)

	/**
	* Regex source: https://html.spec.whatwg.org/multipage/forms.html#valid-e-mail-address
	*/
	const EMAIL_REGEX = /[a-zA-Z0-9.!#$%&'+\/=?^_`{\|}~-]+@[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)/g;

	/**
	* Parse a list of valid emails from the specified text.
	*
	* @param {String} text The string of email addresses to parse.
	* @returns {[{email: String, name: String}]}

sandcastle / timezones.ts

Created January 29, 2018 00:19

A timezone list with grouping by timezone, in TypeScript.

	export interface IanaTimezone {
	group: string;
	timezone: string;
	label: string;
	}

	export const IANA_TIMEZONES = [
	// UTC+14:00
	{ group: 'UTC+14:00', timezone: 'Pacific/Kiritimati', label: 'Pacific/Kiritimati (+14)' },
	// UTC+13:00

sandcastle / inIframe.js

Last active May 2, 2018 12:32

Checks if a given window is within an iframe in a safe way.

	/**
	* Determines if the the current window is within an iframe
	* in a safe cross browser model.
	*
	* @returns {Boolean} True if in an iframe, else false.
	*/
	inIframe() {
	try {
	return window.self !== window.top;
	} catch (e) {

sandcastle / text_replace.sh

Created July 1, 2018 08:15

Cross platform text replacement recursively in a directory

	function text_replace() {
	case "${OSTYPE}" in
	darwin*) PLATFORM="OSX" ;;
	linux*) PLATFORM="LINUX" ;;
	bsd*) PLATFORM="BSD" ;;
	*) PLATFORM="UNKNOWN" ;;
	esac

	if [[ "${PLATFORM}" == "OSX" \|\| "${PLATFORM}" == "BSD" ]]; then
	find artifacts/ -type f -name "*.yml" -exec sed -i "" "s/$1/$2/g" {} +

Glenn Morton sandcastle