Jens Wittmann – Gestaltung & Entwicklung jenswittmann

Ich entwickle nachhaltige und barrierearme Webseiten in Leipzig.

jenswittmann / OnAgendaBeforeRemove.php

Last active October 22, 2025 10:21

Prevents booked Cursus dates from being accidentally deleted via the Agenda CMP. See documentation: https://docs.treehillstudio.de/en/agenda/08_System_Events/

	<?php

	/**
	* @package agenda
	* @subpackage plugin
	*/

	namespace TreehillStudio\Agenda\Plugins\Events;

	use TreehillStudio\Agenda\Agenda;

jenswittmann / video-autoplay.php

Last active October 2, 2025 13:55

HTML5 Video Autoplay in Safari, Chrome und Co. for 2025

	<?php if (preg_match('/safari/i', $_SERVER['HTTP_USER_AGENT']) && !preg_match('/chrome/i', $_SERVER['HTTP_USER_AGENT'])): ?>
	<!-- Docs: https://developer.apple.com/documentation/webkit/delivering-video-content-for-safari#Use-MP4-Video-Instead-of-Animated-GIFs -->
	<img
	src="video.mp4"
	width="1600"
	height="900"
	alt="" />
	<?php else: ?>
	<video
	src="video.mp4"

jenswittmann / contentblocks-fenom-field-template.example

Last active September 4, 2025 11:37

Use Fenom via pdoTools in ContentBlocks

	[[pdoChunk?
	&file=`contentblocks/your-chunk-name.chunk.tpl`
	&field=`[[+field]]`
	&field_type_idx=`[[+field_type_idx]]` ]]

jenswittmann / cbdateinput.plugin.php

Last active September 4, 2025 13:15

MODX ContentBlocks Custom Input Date Type Plugin

	<?php

	if ($modx->event->name == 'ContentBlocks_RegisterInputs') {
	class cbDateInput extends cbBaseInput
	{
	public $defaultIcon = 'snippet_B';
	public $defaultTpl = '';

	public function getTemplates()
	{

jenswittmann / babel-extend.plugin.php

Last active August 11, 2025 09:28

Add switch buttons for each language. When deleting a resource, also delete any connected resources via Babel Extra in MODX.

	<?php
	$eventName = $modx->event->name;
	$babelLanguageLinksTv = $modx->getOption('babel.babelTvName');
	$connectedResourcesTv = $resource->getTVValue($babelLanguageLinksTv);
	// prevent mixedImage hook in via getTVValue()
	//$q = $modx->newQuery('modTemplateVarResource', [
	// 'tmplvarid' => 20,
	// 'contentid' => $modx->resource->id,
	//]);
	//$q->select('value');

jenswittmann / CurlyRandomGrid.html

Created October 15, 2024 12:49

CurlyRandomGrid

	<!DOCTYPE html>
	<html lang="de">
	<head>
	<meta charset="utf-8" />
	<title>CurlyRandomGrid</title>
	<meta name="viewport" content="width=device-width, initial-scale=1.0, viewport-fit=cover" />
	<style>

	.grid {
	display: grid;

jenswittmann / resizeImage.php

Last active October 22, 2023 11:20

MODX resizeImage Snippet (modern pthumb replacement with srcset generation and very low options, but works on IONOS too)

	<?php

	# vars
	$lib = $modx->getOption("resizeImage_imageLib", null, "cli");
	$libPath = $modx->getOption("resizeImage_imageLibPath", null, "/Applications/MAMP/Library/bin/convert");
	$mode = $modx->getOption("mode", $scriptProperties, "");
	$input = $modx->getOption("input", $scriptProperties, "");
	$sizes = $modx->getOption("options", $scriptProperties, "");
	$quality = $modx->getOption("quality", $scriptProperties, 70);
	$cultureKey = $modx->getOption("cultureKey");

jenswittmann / pdf2image.php

Last active October 22, 2023 11:16

MODX pdf2image Snippet

	<?php

	# vars
	$filePath = $modx->getOption('input', $scriptProperties, '');
	$savePath = "assets/components/phpthumbof/cache/poster_" . md5($filePath) . ".jpg";

	# check file exists and is PDF
	if (!file_exists(MODX_BASE_PATH . $filePath) \|\| mime_content_type(MODX_BASE_PATH . $filePath) != "application/pdf") {
	return $filePath;
	}

jenswittmann / restirctusermanagement.plugin.php

Created January 22, 2023 19:06

MODX CMP User restriction Plugin

	<?php
	if ($modx->context->get("key") == "mgr") {
	if ($modx->user->get("sudo") \|\| $modx->user->isMember("Administrator")) {
	return;
	}

	switch ($modx->event->name) {
	case "OnMODXInit":
	$action = $modx->getOption("action", $_REQUEST, "");

jenswittmann / migx-filter-by-tv.json

Last active January 11, 2026 11:23

MODX MIGX CMP for News filtering by TV