Feuerwehr-eppingen/app/Helpers/DateHelper.php

<?php
/**
 * Created by PhpStorm.
 * User: Marco Glietsch
 * Date: 14.05.2018
 * Time: 16:20
 */

namespace App\Helpers;

use App\Models\Publication;
use \Carbon\Carbon;

class DateHelper
{
	static function toCal($timestamp, $addHours = 0)
	{
		$timestamp					= strtotime($timestamp);
		// Sommerzeit berücksichtigen
		if(date("I", $timestamp))
		{
			$timestamp				= $timestamp - 1 * 3600;
		}

		// Zeittone berücksichtigen GMT +1
		$timestamp					= $timestamp - 1 * 3600;

		$timestamp					= Carbon::createFromTimestamp($timestamp);
		if($addHours > 0)
		{
			$timestamp->addHours($addHours);
		}

		return $timestamp->format('Ymd\THis\Z');
	}

	static function toHumanDate($timestamp)
	{
		$timestamp					= Carbon::createFromFormat(config('formats.datetime.database'), $timestamp);

		return $timestamp->format('d.m.Y');
	}

	static function toHumanTime($timestamp)
	{
		$timestamp					= Carbon::createFromFormat(config('formats.datetime.database'), $timestamp);

		return $timestamp->format('H:i');
	}

	static function toHumanDateTime($timestamp)
	{
		$timestamp					= Carbon::createFromFormat(config('formats.datetime.database'), $timestamp);

		return $timestamp->format('d.m.Y H:i:s');
	}

	static function daysToPublicationString($date)
	{
		$days					= DateHelper::diffInDaysToNow($date);

		if($days < 0)
		{
			return __("general.immediately");
		}
		else if($days == 0)
		{
			return __("general.today");
		}
		else if($days == 1)
		{
			return __("general.tomorrow");
		}
		else
		{
			return __("general.in :days days on :date", [
				'days'				=> $days,
				'date'				=> DateHelper::toHumanDate($date)]
			);
		}
	}

	static function daysSincePublicationString($date)
	{
		$days						= DateHelper::diffInDaysToNow($date);

		if($days < -1)
		{	$days					*= -1;
			return "vor $days Tagen, am ".DateHelper::toHumanDate($date);
		}
		else if($days == -1)
		{
			return __("general.yesterday");
		}
		else if($days == 0)
		{
			return __("general.today");
		}
		else
		{
			return ___("admin.not published yet");
		}
	}

	static function diffInDaysString($date)
	{
		if(empty($date))
		{
			return "nie";
		}
		$days					= DateHelper::diffInDaysToNow($date);

		if($days < -1)
		{
			return "vor ".(-1 * $days)." Tagen, am ".DateHelper::toHumanDate($date);
		}
		else if($days == -1)
		{
			return __("general.yesterday");
		}
		else if($days == 0)
		{
			return __("general.today");
		}
		else if($days == 1)
		{
			return __("general.tomorrow");
		}
		else
		{
			return __("general.in :days days on :date", [
					'days'				=> $days,
					'date'				=> DateHelper::toHumanDate($date)]
			);
		}
	}

	static function diffInDaysAndTimeString($date)
	{
		if(empty($date))
		{
			return "nie";
		}
		$days = DateHelper::diffInDaysToNow($date);

		$daystring = "";
		$timestring = __("general.at :time", [
			'time'						=> DateHelper::toHumanTime($date)
		]);

		if($days < -1)
		{
			$daystring	= __("general.:days days ago on :date", [
				'days'					=> (-1 * $days),
				'date'					=> DateHelper::toHumanDate($date)
			]);
		}
		else if($days == -1)
		{
			$daystring	= __("general.yesterday");
		}
		else if($days == 0)
		{
			$daystring	= __("general.today");
		}
		else if($days == 1)
		{
			$daystring	= __("general.tomorrow");
		}
		else
		{
			$daystring	= __("general.in :days days on :date", [
					'days'				=> $days,
					'date'				=> DateHelper::toHumanDate($date)]
			);
		}

		return $daystring." ".$timestring;
	}

	static public function diffInDaysToNow($date)
	{
		$now						= Carbon::now()->endOfDay();
		$days						= $now->diffInDays($date);
		if($now > $date)
		{
			$days					*= -1;
		}
		else
		{
			$days++;
		}

		return $days;
	}
}