bohwaz’s gists

bohwaz / demo.html

Created October 4, 2024 14:12

Insert images in a MarkDown textarea, and resize them before upload, with no specific handling on the server side

	<!DOCTYPE html>
	<html>
	<head>
	<title>Javascript insert images into markdown with resize before upload</title>
	</head>
	<body>

	<pre><h2>This demo shows how you can easily add images to a markdown textarea</h2>
	You can drag and drop, paste or select images. Files other than images are discarded.
	The images are resized on the client side and inserted as Markdown inside the text.

bohwaz / extract_sisimai_reasons.php

Last active October 9, 2024 12:05

Export Sisimai reasons to JSON

	<?php

	function ignore_spaces_regexp(string $r) {
	return str_replace(' ', '\s*', $r);
	}

	function parse_reason(string $path)
	{
	$src = file_get_contents($path);
	$out = new \stdClass;

bohwaz / demo.html

Created September 29, 2024 16:52

Use OffscreenCanvas to resize images in javascript

	<!DOCTYPE html>
	<html>
	<head>
	<title>Javascript OffscreenCanvas image resize demo</title>
	</head>
	<body>

	<h3>Select a file below to display its thumbnail</h3>
	<input type="file" id="file" />

bohwaz / cert_expiry_check.php

Last active September 15, 2023 05:41

Check if certificate expiry is in more than 30 days

	<?php

	$domain = 'mydomain.tld';

	if (get_ssl_certificate_expiry($domain) < 30) {
	throw new \Exception('Certificate expires in less than 30 days!');
	}

	function get_ssl_certificate_expiry(string $domain): ?int
	{

bohwaz / pdf2cbz.sh

Last active July 29, 2023 11:08

pd2cbz.sh - Convert a PDF file (eg. a comic) to a CBZ file

	#!/bin/bash

	which mutool &> /dev/null \|\| (echo "mutool is not installed" && exit 1)
	which convert &> /dev/null \|\| (echo "imagemagick is not installed" && exit 1)
	which zip &> /dev/null \|\| (echo "zip is not installed" && exit 1)

	if [ "$1" = "" ]
	then
	echo "Usage: $0 File.pdf"
	exit

bohwaz / lcp_download.php

Created June 29, 2023 20:10

Transform LCP/LCPL files to regular EPUB/PDF/ZIP

	#!/usr/bin/php
	<?php
	// Note: this code does not contain any DRM removal, DRM removal is made by https://notabug.org/NewsGuyTor/DeDRM_tools-LCP
	//
	// Install steps:
	// Debian/Ubuntu/Mint: apt install php-cli python3 python3-cryptodome python3-lxml zip unzip
	//
	// How to use?
	// Just run: php lcp_download.php FILE.LCPL PASSWORD
	// A new FILE_decrypted.epub will be created in the same directory

bohwaz / get_ssl_expiry.php

Created September 8, 2022 15:21

PHP function to get number of days before SSL/TLS certificate expiry from a HTTPS URL

	<?php

	/**
	* Return number of days before certificate expiry from a HTTPS URL
	* Usage: get_ssl_certificate_expiry('https://www.framasoft.net/')
	* => int(45)
	* @author bohwaz
	*/
	function get_ssl_certificate_expiry(string $url): ?int
	{

bohwaz / dns_get_record_from.php

Last active October 25, 2024 09:20

PHP script to retrieve a DNS record from a custom nameserver

	<?php

	/**
	* Make a DNS a request to a custom nameserver, this is similar to dns_get_record, but allows you to query any nameserver
	* Usage: dns_get_record_from('ns.server.tld', 'A', 'mydomain.tld');
	* => ['42.42.42.42']
	* @author bohwaz
	*/
	function dns_get_record_from(string $server, string $type, string $record): array
	{

bohwaz / save_twitter_thread.php

Last active September 2, 2022 02:20

Save a Twitter thread to static HTML (using Nitter) - Save and run "php save_twitter_thread.php URL FILE.html" - The created file is static, no external dependency, no JS, except images and videos

	#!/usr/bin/env php
	<?php


	/*
	This file is part of KD2FW -- <http://dev.kd2.org/>

	Copyright (c) 2001-2019 BohwaZ <http://bohwaz.net/>
	All rights reserved.

bohwaz / cavites.php

Created July 4, 2022 12:13

Téléchargement et conversion en GPX de la BDCavité (liste des cavités souterraines du BRGM)

	<?php

	// Mode d'emploi : créer un répertoire vierge et lancer "php cavites.php"

	const JSON_URL = 'https://www.georisques.gouv.fr/webappReport/ws/telechargement/cavites?anneemin=2003';

	const PROJECTIONS = [
	1 => 'LambertI',
	2 => 'LambertII',
	3 => 'LambertIII',

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